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31results about How to "Play an energy-absorbing role" patented technology

Dynamic polymer with dynamic cross-linked structure

ActiveCN107446135ASimple structureRich and varied structureCross-linkCushioning
The invention discloses a dynamic polymer with a dynamic cross-linked structure. Organic boric acid silicon ester bonds are contained on polymer chain skeletons of a cross-linked network and / or on cross-linked link skeletons between polymer chains, wherein the organic boric acid silicon ester bonds are necessary for forming / maintaining a dynamic polymer structure. The dynamic polymer is rich in structure and diverse in properties. By regulating and controlling the structure of a reactant, the dynamic polymers with different properties can be prepared. In addition, due to strong dynamic reversibility of the organic boric acid silicon ester bonds in the polymer, the polymer can exhibit functional characteristics of stimulus responsiveness, self-healing property, recoverability and the like; and besides, due to the presence of the organic boric acid silicon ester bonds, the polymer can also have the energy absorbing effects, and polymer materials can be toughened in a given structure. The dynamic polymer can be used for making shock-absorption cushioning materials, impact-resistance protection materials, self-healing materials, ductile materials and the like.
Owner:厦门天策材料科技有限公司

Energy-absorbing bumper

The invention discloses an energy-absorbing bumper. According to the energy-absorbing bumper, energy-absorbing elements and a telescoping mechanism are mounted between a front bumper beam and a rear bumper beam; each added energy-absorbing element comprises a damper and a spring to commonly enhance the energy-absorbing effect; the telescoping mechanism which can be shrunk elastically and uniformly is adopted to disperse collision energy on various damping and energy-absorbing elements so as to be uniformly absorbed by the bumper, nonuniform energy absorbing caused by centralized collision points is prevented, the buffering effect of the bumper is fully improved, and the energy-absorbing effect of the bumper is exerted to the maximal extent. Therefore, by adopting the novel bumper which can absorb collision energy in a telescoping manner, the effects of buffering and energy-absorbing of the bumper can be realized, and excessive impact caused by the rigid connection of the conventional bumper and a vehicle body is effectively avoided, so that collision energy transferred to the vehicle body and the human body is reduced, and the function of protecting the vehicle and passengers is realized.
Owner:GUANGXI UNIV

Energy absorption method based on dynamic polymer

The invention discloses an energy absorption method based on a dynamic polymer. The energy absorption method employs the dynamic polymer containing at least one second set supramolecular interaction and comprising an optionally first set supramolecular interaction for performing energy absorption, wherein the second set supramolecular interaction includes an ion interaction, an ion-dipole interaction, a subject-object interaction, an ion hydrogen bond interaction, a metallophilic interaction, a dipole-dipole interaction, a halogen bond interaction, a cation-[pi] interaction, an anion-[pi] interaction, a benzene-fluorobenzene interaction, a [pi]-[pi] stacking interaction and a free radical cation dimerization interaction, and the first set supramolecular interaction includes a hydrogen bondinteraction, and a metal-ligand interaction. The dynamic polymer can exhibit energy dissipation characteristics by virtue of the dynamic reversibility of the supramolecular interaction, and can be used as an energy absorbing material to provide functions of good damping, shock absorption, sound insulation, noise reduction, impact resistance, and the like.
Owner:翁秋梅

Energy absorbing method based on hybrid dynamic polymer composition

InactiveCN109666156AUnique Low Temperature PerformanceDynamicPolymer chemistryPolymer composition
The present invention discloses an energy absorbing method based on a hybrid dynamic polymer composition, and provides a hybrid dynamic polymer composition and applications of the hybrid dynamic polymer composition as the energy absorbing material to carry out energy absorbing, wherein the hybrid dynamic polymer composition at least contains a component A and a component B, the component A contains a dynamic polymer of a dynamically exchangeable siloxane bond and an optional hydrogen bond group, and the component B contains a catalyst and / or a complex thereof for carrying out a siloxane equilibrium reaction. According to the present invention, the dynamically exchangeable siloxane bond in the dynamic polymer can make the covalent structure of the energy absorbing material have the dynamicexchangeability, the optional hydrogen bond group has the supramolecular dynamic reversibility so as to conveniently make the material have the dilatancy and the supramolecular dynamic exchangeability, and the dynamic covalent and supramolecular effects further have orthogonality and / or synergy, such that good energy dissipation, good dispersion and other energy absorbing characteristics can be achieved; and the dynamic polymer can be used in body protection in sports and daily life and work, military and police body protection, explosion prevention, bullet prevention, airborne protection, airdrop protection, vehicle collision prevention, anti-impact protection of electronic and electrical products, and other fields.
Owner:翁秋梅

Buffering support capable of implementing three-dimensional yielding and supporting method

The invention discloses a buffering support capable of implementing three-dimensional yielding and a supporting method. The support comprises a plurality of U-shaped steel supports, wherein the plurality of U-shaped steel supports are arranged in parallel, and support legs on the same sides of two adjacent U-shaped steel supports are connected by virtue of a crossbeam; the U-shaped steel support comprises a semicircular top beam, two support legs and two energy absorption apparatuses, and two ends of the top beam are respectively connected with the upper ends of the two support legs; the energy absorption apparatus comprises an inner pipe, an outer pipe, an energy absorption pipe, a plurality of groups of steel balls and a spring seat; the inner pipe is arranged in the outer pipe; the energy absorption pipe is arranged between the outer pipe and the inner pipe, an inner hole of the energy absorption pipe is a cone with large top and small bottom, the plurality of groups of steel ballsare arranged between the inner hole of the energy absorption pipe and the inner pipe, and each group of steel balls is disposed in a same horizontal plane; the lower end of the inner pipe is connectedwith the spring seat by virtue of a spring; and the lower ends of the two support legs are respectively connected with the upper ends of the inner pipes of the two energy absorption apparatuses. Whenused in a mine environment with impact ground pressure, rock explosion and the like, the buffering support is good in application effect; the harm of the impact ground pressure can be prevented, thesafety of the personnel can be ensured, the supporting cost can be greatly reduced, the overall supporting effect can be improved, the impact ground pressure can be effectively prevented, the long-term stability of the surrounding rock of a roadway can be ensured.
Owner:HUNAN UNIV OF SCI & TECH

Hydraulic buffer

The invention relates to a hydraulic buffer which comprises a casing, a rear cover, an oil seal, an inner pressure cylinder block, a piston, a piston rod, an impact head, a bearing, a spring, an accumulator, a flow adjusting bolt and a flow adjusting knob. An oil storage cavity is reserved at the end of the piston rod located inside the inner pressure cylinder block. Two check valves are arranged at the rear cover and the end of the piston rod respectively. The piston rod with the check valve is charged into the casing and is closed through the oil seal. The accumulator is then charged in, and the inner pressure cylinder block is charged into the casing. The spring is charged into the inner pressure cylinder block, and the casing is closed through the rear cover. The flow adjusting bolt and the flow adjusting knob are mounted on the rear cover. The inner pressure cylinder block is provided with an oil hole.
Owner:宁波科赛特气动科技有限公司

Improved structure of oil pressure buffer

The invention relates to an improved structure of an oil pressure buffer, which comprises a shell, a rear cover, an oil seal, an internal pressure cylinder, a piston, a piston rod, an impact head, a bearing, springs, a pressure storage device, a flow regulating bolt and a flow regulating knob, wherein the rear cover and the piston rod are respectively provided with a check valve at the end, the piston rod having the check valve is assembled in the shell and sealed by the oil seal, and the pressure storage device is orderly assembled, and then, the internal pressure cylinder is assembled in the shell, the springs are assembled in the internal pressure cylinder, then the shell is sealed by the rear cover, and the internal cylinder is provided with oil holes.
Owner:宁波科赛特气动科技有限公司

Functional filler and anti-seismic energy-absorbing material for seismic resistance and energy absorption and preparation methods thereof

InactiveCN112239525AImprove energy absorptionExcellent energy absorption and impact resistanceElastomerPolymer science
The invention relates to a functional filler for shock resistance and energy absorption, a shock resistance and energy absorption material and a preparation method of the shock resistance and energy absorption material. The functional filler is of a three-dimensional spherical shell structure containing a polyborosiloxane acrylate polymer. The anti-seismic energy-absorbing material disclosed by the invention is more excellent in energy absorption and impact resistance and has high damping and shock absorption functions, the hardness, modulus and rigidity of the polyborosiloxane elastomer in the functional filler can be changed along with external force, and when the material is impacted by the external force, the material can be rapidly extruded, the space between boron and oxygen atoms ona flexible chain segment of the polyborosiloxane elastomer is reduced to form a coordination bond, so the crosslinking degree is improved, and the material becomes more elastic; the material is recovered after an external force disappears, so the energy absorption effect is achieved; meanwhile, the acrylate polymer with the spherical shell structure is high in material strength under the action of the crosslinking agent, and the mechanical property of the material is improved; through cooperation with a soft spherical core structure, the energy absorption effect of the material can be furtherimproved.
Owner:NANJING TSINGSHANG ADVANCED MATERIALS TECH CO LTD

Bottom guard plate structure of front bumper

The invention relates to a bottom guard plate structure of a front bumper. The structure comprises a bottom protection plate body, the bottom protection plate body is installed between a front end frame and the front bumper, the front end of the bottom protection plate body is in lap joint with the front bumper, the rear end of the bottom protection plate body is fixedly connected with a lower cross beam of the front end frame, and a gap between the front bumper and the front end frame is sealed to achieve the effect of improving the whole vehicle wind resistance and the cabin heat dissipationperformance; and a shank supporting cross beam and transverse and vertical grid ribs are arranged on the bottom protection plate body, the transverse and vertical grid ribs are arranged in the lap joint area of the bottom protection plate body and the front bumper, and the shank supporting cross beam is arranged at the rear portions of the transverse and vertical grid ribs. When a pedestrian collides, the transverse and vertical grid ribs play a role in preliminary buffering and energy absorption, and the shank supporting cross beam behind the transverse and vertical grid ribs plays a role inmain energy absorption and supporting. In pedestrian protection leg type collision, the integrated shank supporting cross beam absorbs collision energy, so that light weight is achieved, and impact energy on the lower portion of the shank of a pedestrian can be effectively absorbed.
Owner:DONGFENG MOTOR CORP HUBEI

Front longitudinal beam applicable to automobile body

The invention provides a front longitudinal beam applicable to an automobile body. The front longitudinal beam comprises two weldments (7) same in structures. The weldments (7) are formed through sheet material stamping and comprise upper welding edges (71) and lower welding edges (75), bulges having trapezoid cross sections are arranged on the middles of the weldments (7) through stamping, the two weldments (7) are arranged in a manner the sunken sides of the bulges are opposite, so that the front longitudinal beam has a cavity having a cross-shaped section, energy absorbing box mounting holes (72) are formed in the positions, close to the ends, of the weldments (7) in the direction perpendicular to the front longitudinal beam, and the front longitudinal beam is in bolted connection with energy absorbing boxes (3). The front longitudinal beam is higher in longitudinal strength, small in deformation amount during front crash and capable of better protecting passengers in the automobile, the energy absorbing boxes can be assembled more conveniently through the front longitudinal beam, the assembled energy absorbing boxes can be well supported, and thus the energy absorbing boxes can play a good role in absorbing energy.
Owner:BEIJING CHANGAN AUTOMOBILE ENG TECH RES

Composite material bird impact resistant baffle for airplane nose

The invention relates to a composite material bird impact resistant baffle for an airplane nose. The composite material bird impact resistant baffle comprises a dental plate and a composite material plate, wherein the dental plate is positioned at the outer side of the composite material plate. Protrusions are distributed on the surface of the dental plate to play a role in breaking the bird boneand dispersing the impact force resulted from bird impact. A sandwich plate of the composite material plate adopts a composite material panel, which can reduce the weight and increase the strength compared with a traditional aluminum plate; a ductile composite material layer of the composite material plate is placed above a rigid composite material layer, accordingly, when subjected to impact force, the upper layer absorbs the energy and prevents the penetration, and the lower layer can transmit the impact force down to a greater extent, and the force on the unit area below is reduced. The composite material bird impact resistant baffle for the airplane nose provided by the invention has the advantages that the impact resistance is strong, so that a foam plate does not need to be installedbehind, and thus the size is reduced, and the maintainability of a radome is improved.
Owner:SHANDONG NON METALLIC MATERIAL RES INST

Automobile body with anti-collision function

The invention discloses an automobile body with an anti-collision function. The automobile body comprises an automobile frame; a front anti-collision mechanism which comprises a first connecting plate, a first buffer pad, a first cross beam, a plurality of first springs, a plurality of first shock absorbers and a front cover plate; the first connecting plate is arranged at the front part of the automobile frame through a first buffer pad; the first cross beam is mounted on the outer side of the first connecting plate through a plurality of first springs and a plurality of first shock absorbers; the front cover plate is mounted on the outer side of the first beam; the rear anti-collision mechanism and the front anti-collision mechanism are the same in structure; a side anti-collision mechanism which comprises a vehicle door anti-collision beam and a plurality of first reinforcing beams; the automobile door anti-collision beam and the multiple first reinforcing beams are obliquely arranged in an automobile door frame of the automobile frame. The bottom width of the middle stand column is larger than the top width of the middle stand column, and the bottom width of the rear stand column is larger than the top width of the rear stand column. The automobile body has an elastic anti-collision effect, and the automobile body is protected in all directions.
Owner:JILIN UNIV

Assembly movable type anti-detonation device applied to round pier stud and construction method and replacing method of assembly movable type anti-detonation device

ActiveCN110409902AAvoid damageRealize rotation energy consumptionBuilding repairsBridge structural detailsDetonationSheet steel
The invention provides an assembly movable type anti-detonation device applied to a round pier stud and a construction method and a replacing method of the assembly movable type anti-detonation device. The anti-detonation device comprises a first protection layer, a second protection layer, a third protection layer and a fourth protection layer which are sequentially arranged from exterior to interior. The third protection layer and the fourth protection layer are of cylindrical structures, and the fourth protection layer is attached to the outer surface of the protected round pier stud. A bottom-layer ring-shaped steel plate is arranged at the bottom of the protected round pier stud, and the fourth protection layer is placed on the bottom-layer ring-shaped steel plate. The third protection layer is attached to the outer surface of the fourth protection layer. The second protection layer and the first protection layer are of segment type structures, every two adjacent segments are connected through a bearing, and a bearing is also arranged between the bottommost segment and the bottom-layer ring-shaped steel plate. All the bearings are arranged on the outer surface of the third protection layer in a sleeving manner. By means of the assembly movable type anti-detonation device applied to the round pier stud and the construction method and the replacing method of the assembly movable type anti-detonation device, bridge and building structure pier stud lateral damage and deformation generated under the small exploding and impacting effect can be reduced, and collapse of building and bridge structures caused by pier stud damage is avoided.
Owner:HARBIN INST OF TECH

Energy absorption method based on hybrid dynamic polymer

InactiveCN111378154AAchieving dynamic reversibilityImprove dynamic performancePolymer scienceEnergy absorption
The invention discloses an energy absorption method based on a hybrid dynamic polymer. According to the method, the hybrid dynamic polymer containing a dynamic double-selenium bond and optional supramolecular hydrogen-bond interaction is used as an energy absorption material for energy absorption. The dynamic polymer combines respective advantages of a dynamic covalent bond and an optional supramolecular hydrogen bond; the dynamic covalent bond endows the polymer with certain strength and stability; and with the supramolecular hydrogen-bond interaction and strong dynamic reversibility of the dynamic covalent bond under certain conditions, the dynamic polymer has energy absorption characteristics such as energy dissipation and dispersion. The dynamic polymer can be applied to body protection in sports and daily life, military police body protection, explosion prevention, airborne landing and airdrop protection, automobile collision prevention, impact resistance protection of electronicand electrical products and the like.
Owner:翁秋梅

Method for carrying out seismic resistance on flue gas desulfurization building by adopting damper

The invention discloses a method for carrying out seismic resistance on a flue gas desulfurization building by adopting a damper. The method comprises the following steps: constructing a column body;fixing the column body on a foundation base; calculating the height of a seismic resistant reverse edge, and building the seismic resistant reverse edge according to the calculated height; calculatingthe support stiffness of a required damper; providing a damper according to the required support stiffness of the damper; arranging the damper between the column body and the seismic resistant reverse edge, wherein the step of calculating the required support stiffness of the damper comprises the following steps: determining the inherent structure frequency, the interlayer height, the seismic resistant and anti-intensity level and the interlayer displacement angle; calculating the interlayer displacement and the interlayer displacement angle when the damper reaches the positioning displacement and the damping force reaches the maximum damping force; and calculating the support stiffness of the damper based on the displacement limit value and the energy consumption effect formula when theinterlayer displacement reaches the basic intensity. The method can effectively reduce energy caused by earthquakes and wind loads, and is high in seismic resistant capacity and efficiency.
Owner:BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENG

Shock absorption and noise reduction fixing structure for air-conditioning equipment

The invention discloses a shock absorption and noise reduction fixing structure for air-conditioning equipment. The shock absorption and noise reduction fixing structure comprises shock absorption fixing components, wherein each shock absorption fixing component comprises a base and an elastic part; a U-shaped groove is formed in the top of each base; a stud is arranged in each U-shaped groove; the length direction of each stud is parallel to the axis of the corresponding base; each stud penetrates the central hole of the corresponding elastic part in a sleeved manner; a threaded hole connected to an air conditioner outer rack is formed in the bottom surface of each base; a mounting plate is connected to the tops of the shock absorption fixing components; the shock absorption fixing components are connected to two ends of the mounting plate; mounting holes are formed in two ends of the mounting plate; and the mounting holes of the mounting plate are connected to the studs of the shockabsorption fixing components through lock nuts. The shock absorption and noise reduction fixing structure can absorb energy of shock produced by the air conditioner outer racks of different models, solves the problem of noise transfer caused thereby, meanwhile, is reduced in self-vibration during operation of the air conditioner outer racks, and is prolonged in service life.
Owner:四川原皓源环境工程有限公司

Micro suspension panel mounting structure achieving strong vibration feedback

A micro suspension panel mounting structure achieving strong vibration feedback comprises elastic energy absorption screw gaskets capable of being mounted on screws in a sleeving manner. Each elasticenergy absorption screw gasket is of a gasket structure, the diameters of the inner rings of the elastic energy absorption screw gaskets are matched with the outer diameters of screw rod parts of thescrews, and the diameters of the outer rings of the elastic energy absorption screw gaskets are matched with the outer diameters of screw head parts of the screws. Due to the fact that the elastic energy absorption screw gaskets are made of elastic energy absorption materials, the elastic energy absorption screw gaskets can form relative positions between a panel and an opponent part to achieve motion, and the panel is in a micro suspension state to eliminate abnormal sounds. Due to the fact that the elastic energy absorption screw gaskets have the stretching and contracting trace displacementtendency, an energy absorption function can be achieved on colliding and impacting, mechanical energy of a vibration device can be converted into heat energy to be consumed, and then abnormal soundsare eliminated. Due to the fact that the panel is in the micro suspension state, the vibration device only loads the panel, the vibration amplitude fed back by the panel is larger, and the reality degree and the experience degree of intelligent touch are increased. The micro suspension panel mounting structure is suitable for automobiles.
Owner:DONGFENG VISTEON AUTOMOTIVE TRIM SYST CO LTD

Composite material anti-bird strike baffle for aircraft nose

The invention relates to a composite material bird impact resistant baffle for an airplane nose. The composite material bird impact resistant baffle comprises a dental plate and a composite material plate, wherein the dental plate is positioned at the outer side of the composite material plate. Protrusions are distributed on the surface of the dental plate to play a role in breaking the bird boneand dispersing the impact force resulted from bird impact. A sandwich plate of the composite material plate adopts a composite material panel, which can reduce the weight and increase the strength compared with a traditional aluminum plate; a ductile composite material layer of the composite material plate is placed above a rigid composite material layer, accordingly, when subjected to impact force, the upper layer absorbs the energy and prevents the penetration, and the lower layer can transmit the impact force down to a greater extent, and the force on the unit area below is reduced. The composite material bird impact resistant baffle for the airplane nose provided by the invention has the advantages that the impact resistance is strong, so that a foam plate does not need to be installedbehind, and thus the size is reduced, and the maintainability of a radome is improved.
Owner:SHANDONG NON METALLIC MATERIAL RES INST

Cabs for rail vehicles and rail vehicles

The invention provides a rail vehicle cab and a rail vehicle. The cab of the rail vehicle comprises a skeleton structure and a chassis structure welded at the bottom of the skeleton structure. The chassis structure comprises two symmetrically arranged side beams, a chassis back plate and a front plate; The front end face of the front end plate is provided with anti-creep teeth, and the chassis back plate, the front end plate and the two side beams are enclosed by a receiving space with an energy-absorbing structure, and the energy-absorbing structure is connected between the front end plate and the chassis back plate; The skeleton structure comprises a skeleton back plate, a window side beam, a window lower cross beam and a window lower side beam; The top end of the window side stand beamis connected with the backboard of the frame, the bottom end of the window side stand beam is connected with the side beam, and the window side stand beam, the window lower cross member and the windowlower side member are provided with at least two bending points protruding toward the exterior of the cab, and the bending points are formed as preset deformation points of the crushing deformation of the frame structure, thereby effectively preventing the crawling car from occurring.
Owner:CRRC TANGSHAN CO LTD +1

Voice interaction device based on deep learning

The invention discloses voice interaction equipment based on deep learning, and particularly relates to the technical field of voice interaction equipment, the voice interaction equipment comprises a shell and an interaction module installed in the shell, the shell is internally provided with an anti-collision module for detecting the self state, and the outer side of the shell is provided with a protection assembly for providing a buffering effect. The driving module is used for driving the protection assembly to operate; the anti-collision module comprises a plurality of speed detection modules and angle detection modules which are installed in the shell and used for detecting and feeding back the falling speed and angle of the shell. The anti-collision module is used for detecting the falling speed and angle of the shell, the rotating module adjusts the position of the protection assembly so that the protection assembly can correspondingly bear collision with the ground, the electromagnetic adsorption module enables the two protection rods to rapidly rotate and open in the opposite directions, and therefore the protection layer can be unfolded to absorb impact force; and recoil force is prevented from being transmitted into the shell, and the use safety is improved.
Owner:CHENGDU UNIVERSITY OF TECHNOLOGY

Assembled movable anti-explosion device applied to round pier column and its construction and replacement method

The invention provides an assembled movable anti-explosion device applied to a round pier column and its construction and replacement method. The anti-explosion device includes a first protective layer, a second protective layer, and a third protective The third protective layer and the fourth protective layer, the third protective layer and the fourth protective layer are all cylindrical structures, the fourth protective layer is attached to the outer surface of the protected round pier, and the bottom of the protected round pier is provided with a bottom ring Steel plate, the fourth protective layer is placed on the bottom circular steel plate, the third protective layer is attached to the outer surface of the fourth protective layer, the second protective layer and the first protective layer are segmental structures, and two adjacent segments They are connected by bearings, and a bearing is also arranged between the lowermost segment and the bottom annular steel plate, and all the bearings are sleeved on the outer surface of the third protective layer. The invention reduces the lateral damage and deformation of bridges and building structure pier columns under the action of explosion and impact, and avoids the collapse of buildings and bridge structures caused by the damage of pier columns.
Owner:HARBIN INST OF TECH

Anti-collision buffer strengthened structure of passenger car front wall

The invention discloses an anti-collision buffer strengthened structure of a passenger car front wall. The anti-collision buffer strengthened structure of the passenger car front wall comprises a buffer unit, a strengthen unit and a connecting bracket, wherein the buffer unit comprises a buffer baffle and a corrugated plate, the buffer baffle and the corrugated plate are alternately arranged to form a multi-layer structure; the strengthen unit comprises a plurality of honeycomb plates, and the honeycomb plates are parallelly arranged at intervals and connected by an insertion structure in an inserted mode; and the connecting bracket comprises an upper connecting beam and a lower connecting beam, and is welded to the inner side of a bus front wall frame and used for fixedly connecting the honeycomb plates, and the buffer unit is located in front of the strengthen unit and welded to the strengthen unit through a plurality of springs. According to the anti-collision buffer strengthened structure of the bus front wall, collision energy can be quickly absorbed when a passenger car is in front collision, the deformation degree of the car body structure is lowered, and thus the safety performance of the passenger car can be improved.
Owner:ANHUI ANKAI AUTOMOBILE

Vehicle body structure and vehicle

The invention relates to a vehicle body structure and a vehicle. The vehicle body structure comprises a front anti-collision beam, longitudinal beams, side edge reinforcing beams, a front end cover plate and an energy absorption box. The energy absorption box is a sheet metal part, and comprises a main body part and branch parts extending out of the main body part, the branch parts are located onthe outer side of the main body part in the transverse direction of the automobile body, the front ends of the longitudinal beams and the front ends of the side edge reinforcing beams are connected tothe front end cover plate, the front end of the main body part is connected to the front anti-collision beam, and the rear end of the main body part and the rear ends of the branch parts are all connected to the front end cover plate. By additionally arranging the branch parts, the connecting strength of the main body part and the front end cover plate can be improved, when the main body part onone side is stressed, the main body part on the other side cannot be torn, and the structural stability is high.
Owner:BORGWARD AUTOMOTIVE CHINA CO LTD

Building porcelain plate curtain wall dry hanging assembly and structure and construction method of building porcelain plate curtain wall dry hanging structure

The invention discloses a building porcelain plate curtain wall dry hanging assembly and structure and a construction method of the building porcelain plate curtain wall dry hanging structure, and relates to the field of curtain wall structures. The building porcelain plate curtain wall dry hanging assembly comprises a longitudinal keel, a horizontal transverse beam, right-angle corner braces, hooks, anti-loosening bolts and back bolts. The back bolts are provided with threaded connection holes, and the anti-loosening bolts penetrate through the hooks and are fixed to the threaded connection holes in a threaded manner. The building porcelain plate dry hanging assembly is provided, through the arrangement of the anti-loosening bolts and the back bolts, the back bolts and a to-be-hung plateare fixed, the anti-loosening bolts and the back bolts are connected, connection is convenient, and assembling is convenient. The building porcelain plate curtain wall dry hanging structure is provided, the requirements for porcelain plate body slotting and trepanning machining are low, integral strength balance of a porcelain plate body is facilitated, dry hanging structure assembling is convenient and fast, and the constructed dry hanging structure is stable and high in strength. The construction method of the building porcelain plate curtain wall dry hanging structure is provided, and construction is convenient and fast.
Owner:GUANGDONG SUMMIT CERAMIC CO LTD +2

Tail door structure and vehicle

The invention discloses a tail door structure and a vehicle. The structure comprises a tail door inner plate and a tail door outer plate which are connected with each other, a connecting piece is arranged at the bottom end of the tail door inner plate and comprises a first connecting plate and a second connecting plate which are connected with each other, and the end, away from the second connecting plate, of the first connecting plate is connected with the side end of the tail door inner plate. And the second connecting plate is connected with the tail door outer plate. According to the taildoor structure and the vehicle provided by the invention, the connecting piece is arranged between the tail door outer plate and the tail door inner plate, so that the static rigidity and the overallmode of the tail door structure are improved; thinning parts are arranged on the first connecting plate and / or the second connecting plate, so that when collision occurs, the connecting piece is disconnected along the thinning parts, the damage degree of the tail door inner plate is reduced, and the energy absorption effect is achieved.
Owner:YANFENG PLASTIC OMNIUM YIZHENG AUTOMOTIVE EXTERIOR SYST

Micro-suspension panel structure for improving vibration feedback experience

The invention discloses a micro-suspension panel structure for improving vibration feedback experience, which comprises an elastic energy-absorbing screw sleeve. The elastic energy-absorbing screw sleeve comprises an elastic energy-absorbing screw sleeve part with a sleeve structure and an elastic energy-absorbing screw head pad part with a gasket structure, and one end of the elastic energy-absorbing screw sleeve part is connected with an inner ring of the elastic energy-absorbing screw head pad part. The elastic energy-absorbing screw sleeve is made of an elastic energy-absorbing material, therefore, the elastic energy-absorbing screw sleeve can enable a panel and an opponent piece to move relative to each other, and the panel is enabled to be in a micro-suspension state to eliminate abnormal sound. Moreover, the elastic energy-absorbing screw sleeve has a micro-displacement trend of stretching and retracting, so that an energy-absorbing effect can be achieved on impact, mechanical energy of a vibration device can be converted into heat energy to be consumed, and the abnormal sound is further eliminated. Due to the fact that the panel is in a micro-suspension state, the load of the vibration device is only the panel, the amplitude fed back through the panel can be larger, and the trueness and the experience degree of intelligent touch control are improved. The micro-suspension panel structure is suitable for automobiles.
Owner:DONGFENG VISTEON AUTOMOTIVE TRIM SYST CO LTD

Water conservancy and hydropower assembly protection device and using method thereof

The invention discloses a water conservancy and hydropower assembly protection device and a using method thereof, and particularly relates to the technical field of water conservancy projects. The water conservancy and hydropower assembly protection device comprises a gate and a protection mechanism installed on the gate; the gate comprises a first door body and a second door body, a cavity is formed in the first door body, and the second door body is inserted into the cavity and is in sliding connection with the cavity; and the protection mechanism comprises vertical plates which are distributed at intervals, open grooves for containing the vertical plates are formed in the outer side of the first door body, the adjacent vertical plates are arranged in an attached mode, and connecting blocks are fixedly arranged at the top end and the bottom end of each vertical plate. According to the water conservancy and hydropower assembly protection device and the using method thereof, by arranging the protection mechanism, the multiple connecting blocks can rotate with a rotating rod as the center, so that the vertical plates are driven to be opened, water outlets are formed between the adjacent vertical plates, water flow can directly penetrate through the water outlets to flow out, the stress area of the first door body is reduced, then the workload of a forward and reverse motor in the transmission mechanism is reduced, and the service life is prolonged.
Owner:叶雅静

Telescopic anti-collision mechanism and vehicle

The invention provides a telescopic anti-collision mechanism and a vehicle, and relates to the technical field of automobile anti-collision beams. The telescopic anti-collision mechanism comprises an anti-collision part arranged at the end of the vehicle, a monitoring device located on the anti-collision part, and a supporting part fixedly arranged in a vehicle body; a telescopic device which is stressed and buffered between the anti-collision component and the supporting component, and can telescopically adjust the distance between the anti-collision component and the supporting component in the collision direction; a control system which is connected with the detection device and the telescopic device and controls the telescopic device to push out the anti-collision component before the vehicle is about to collide, so a buffering path is enlarged to reduce the impact of the supporting component. According to the invention, the telescopic device is controlled through the control system, the anti-collision mechanism can be pushed out before a vehicle collides, the buffering distance is increased, the hydraulic system of the telescopic device retracts according to certain resistance, collision energy is effectively absorbed, impact on the longitudinal beam of the vehicle body is reduced, and the vehicle is better protected.
Owner:孙大强 +1
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