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112results about How to "Play a role of support and protection" patented technology

Preparation and application of nano-silver-carrying PNIPAM/PVA composite thermosensitive gel

The invention discloses a preparation method of nano-silver-carrying PNIPAM / PVA composite thermosensitive gel. PNIPAM / PVA thermosensitive hydrogel prepared with a free radical polymerization method is used as a reducing medium, and silver nanoparticles are reduced in a network structure of the hydrogel; the finally prepared material is used as the substrate of SERS and soaked in crystal violet probe molecular solutions with different concentrations for a certain time; then the substrate material with probe molecules adsorbed on the surface is taken out, placed on a slide for airing and used for Raman detection. The hydrogel in the gel is used as a dispersion stabilizer and can play a role in support protection for electromagnetically enhanced nano-silver particles; when the gel is adopted as the substrate for detecting crystal violet at the room temperature, the detection limit can reach 10<-9> orders of magnitude, and the fact that the intensity of a Raman signal varies with temperature is also found. The disclosed SERS substrate adopts simple preparation method and is good in temperature response and has broad application prospect in fields of food additives, pesticide detection, sensing and the like.
Owner:TIANJIN UNIV

Manufacturing process of large-size thin-walled cylinder body

ActiveCN101823199AGood promotion valueAvoid dentsSteel platesThin walled
The invention relates to a manufacturing process of a large-size thin-walled cylinder body, comprising the following steps of: inputting the front end of a steel plate with the thickness meeting requirements into a three-roller plate bending machine, and bending the steel plate into an arc shape through a compression roller by the three-roller plate bending machine; arranging a bracket at one side of the three-roller plate bending machine, arranging a carrier roller on the bracket, wherein the carrier roller is arranged parallel to the compression roller of the three-roller plate bending machine, and the height of the carrier roller corresponds to the diameter of an opening of the large-size thin-walled cylinder body; enabling the steel plate to ascend from the outlet end of the three-roller plate bending machine under the thrust action of the three-roller plate bending machine during bending and keep a same arc all the time in the bending process, and enabling the front end of the steel plate to be naturally overlapped with the carrier roller after reaching a highest point and then continuously downwards bent back to the inlet end of the three-roller plate bending machine; connecting divided edges of the front end and the rear end of the large-size thin-walled cylinder body which is completely bent in a parallel and level way, and also fixing through spot welding; and welding to form a circular cylinder body. The invention can effectively control the deformation of the cylinder body in the manufacturing process by utilizing a principle of the action of one support on a circumference, is more convenient and faster to assemble, effectively reduces the manufacturing cost and has very good popularization value.
Owner:CHONGQING IRON & STEEL (GRP) CO LTD

Steel casing arrangement device for sand foundation cast-in-place pile drilling and construction method of steel casing arrangement device

The invention discloses a steel casing arrangement device for sand foundation cast-in-place pile drilling and a construction method of the steel casing arrangement device. The steel casing arrangementdevice comprises a pre-embedded steel plate and a guiding cylinder. The pre-embedded steel plate is slidably connected with a moving plate, a mechanical arm is arranged at the top end of a circular disc, and a matching frame is arranged at the end of the mechanical arm; and a clamping frame is arranged in the matching frame, a positioning cylinder is arranged in the clamping frame, a limiting device is arranged on the inner wall of the positioning cylinder, and the limiting device is used for fixing the guiding cylinder. The construction method comprises the following steps that (a) a steel casing is manufactured; (b) a construction foundation is leveled; (c) laying off of the arrangement position of the steel casing is conducted; (d) primary positioning of the arrangement position of thesteel casing is conducted; (e) precise positioning of the arrangement position of the steel casing is conducted; (f) the steel casing is driven and arranged at a first steel casing arrangement point;and (g) the steel casing is driven and arranged at remaining steel casing arrangement points. According to the steel casing arrangement device for sand foundation cast-in-place pile drilling and theconstruction method of the steel casing arrangement device, it can be ensured that the steel casing is always kept to be perpendicular in the driving and arranging process, meanwhile the steel casingcan be prevented from deforming, the arrangement accuracy of the steel casing can further be improved, and the construction quality of the steel casing is improved.
Owner:ZHEJIANG UNIV OF WATER RESOURCES & ELECTRIC POWER

Rollable display device

The embodiment of the invention provides a rollable display device. The rollable display device comprises a rollable display module; the rollable display module comprises a hard film set and a soft film set which are arranged in a stacked mode; the total Young modulus of the hard film set is larger than that of the soft film set; the rollable display device comprises a curled state and a flattenedstate; in the flattened state, the surface of the side, away from the soft film set, of the hard film set is a first surface; in the curled state, the rollable display module curls towards one side of the first surface; the minimum thickness of the soft film set is D1; the thickness of the hard film set is D2; D1 and D2 satisfy the equation that D1 / (D1+D2)pi>n / a, wherein n is a preset curling turn number of the rollable display module, n is a positive number, and a is a failure strain of the soft film set under the action of shear stress. According to the rollable display device of the invention, the cracking of film layers caused by the failure strain of the soft film set due to the curled state can be avoided, and the performance reliability of the display device is improved.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

Oversized plate rib-free full-glass curtain wall mounting construction method

The invention discloses an oversized plate rib-free full-glass curtain wall mounting construction method. The oversized plate rib-free full-glass curtain wall mounting construction method is characterized by comprising the following steps that firstly, a glass dedicated lifting truss is designed and manufactured; secondly, a glass fixing device and a lifting hoist are mounted; thirdly, glass is bound on the lifting truss; fourthly, a crane is used for lifting the glass to the outer side of an overhanging eave of a building main body through the lifting truss; fifthly, a three-step method of first pushing, second pulling and third lifting is adopted for lifting the glass to the mounting fixing point; sixthly, external fixed angle iron is mounted; and seventhly, cleaning and acceptance checkare carried out. The lifting truss is simple in structure and achieves the supporting protecting effect on the glass, and lifting is convenient; the lifting manner of combining lifting of the liftingcrane with the three-step method of first pushing, second pulling and third lifting is adopted for solving the problems that the vertical mounting space is narrow, and under the condition that the external overhanging eave of the building main body exists, the crane cannot be used for carrying out direct in-place lifting; and the lifting structure is simple, and operation is convenient.
Owner:广东世纪达建设集团有限公司

Eight-legged robot with bionic rigid-flexible coupling legs and control method

The invention provides an eight-legged robot with bionic rigid-flexible coupling legs and a control method. The search and rescue robot comprises a machine frame, a machine shell, the rigid-flexible coupling legs, a control processing module, a sensing unit, a wireless transmission module, a motor driving module and a power module, eight rigid-flexible coupling legs with a same structure are arranged, a first left leg, a second left leg, a third left leg and a fourth left leg are installed on the left side of the machine frame, and a first right leg, a second right leg, a third right leg and a fourth right leg are installed on the right side of the machine frame and each comprises a rigid segment, a joint shaft, a foot, a torsion spring, a linear driver, a connecting piece and a spring steel sheet. The control method comprises a step length control method, a step frequency control method, a height control method, a rack and rigid-flexible coupling leg coordination control method, a stable climbing gait control method and a tunnel passing gait control method. According to the eight-legged robot, the rigid segments and the flexible spring steel sheets are combined, and the eight-legged robot has the advantages of being compact in structure, light, self-adaptive, flexible and the like and can be used for tasks such as search and rescue and detection.
Owner:SOUTHEAST UNIV

Capacitive differential pressure sensor, manufacturing method and application thereof

According to the differential pressure sensor, the preparation method and the application thereof, a three-layer silicon wafer bonding mode is adopted, an upper layer structure and a middle layer structure both adopt SOI wafers, and a lower layer structure adopts a graphical doped intrinsic silicon wafer; lead bonding pads of the electrodes are positioned on three steps on one side of the sensor; the peripheries of the upper electrode and the lower electrode are provided with approximately annular through holes. According to the sensor, the path of the electric field line of the fixed capacitor part is prolonged, so that the fixed capacitance in a capacitance signal output by the upper capacitor is reduced; the lower-layer structure adopts intrinsic silicon, and only the lower-layer electrode and the lead part are doped and can conduct electricity. By picking up the variable quantity of the two capacitors, the measurement of the pressure difference of fluid in the two different cavities is realized; the output sensitivity, the resolution ratio and the linearity of the sensor are all improved; external lead welding spots of the sensor are arranged at the three-layer step, an external circuit is electrically connected with a sensor lead at the three-layer step, and integration and packaging of the sensor are facilitated.
Owner:BEIHANG UNIV

Anti-seepage structure for balcony and construction method of anti-seepage structure

InactiveCN110005049AStable structureNot easy to deform and misplaceBalconiesBuilding insulationsEngineeringProtection layer
The invention discloses an anti-seepage structure for a balcony. The anti-seepage structure comprises a waterproof coating layer, a coiled material waterproof layer, an anti-seepage film layer and a protecting layer, the protecting layer comprises a supporting plate layer and a ceramic tile layer which are arranged from bottom to top, the supporting plate layer is formed by supporting plates in anassembled mode, clamping blocks are arranged on the corners around the top face of each supporting plate correspondingly, the ceramic tile layer is formed by ceramic tiles in an assembled mode, clamping grooves are formed in the corners around the bottom face of each ceramic tile correspondingly, and the clamping blocks and the clamping grooves are matched. A construction method comprises the following steps of (1) base layer treatment, (2) treatment of the waterproof coating layer, (3) laying of the coiled material waterproof layer, (4) layering of the anti-seepage film layer and (5) layingof the protecting layer. The anti-seepage structure for the balcony is ingenious and reasonable in overall structural design, through the anti-seepage structure, the anti-seepage effect of the balconycan be improved effectively, the protecting layer is divided into the supporting plate layer and the ceramic layer, the waterproof effect of the balcony can be further improved under the situation ofensuring the surface attractive degree of the balcony, and the upper ceramic tile layer can also be conveniently laid through the supporting plate layer.
Owner:ZHEJIANG COLLEGE OF CONSTR

Skin shaping device and method with auxiliary turnover mechanism for burn department

InactiveCN113855455ARoll overAuxiliary stabilizationOperating tablesDiagnosticsElectric machineryEngineering
The invention discloses a skin shaping device with an auxiliary turnover mechanism for the burn department. The skin shaping device comprises a shaping supporting bed board and the auxiliary turnover mechanism. The auxiliary turnover mechanism comprises a winding barrel, a traction belt is wound around a winding shaft of the winding barrel, and the free end of the traction belt is connected with a waist supporting piece in a matched mode. The winding shaft of the winding barrel is fixedly connected with a driving motor. One side of the shaping supporting bed board is movably connected with the fixed end of the waist supporting piece, and the waist supporting piece can rotate up and down with the fixed end as the rotation center. The free end of the waist supporting piece is movably connected with a side turnover executing mechanism. The side turnover executing mechanism is connected with the auxiliary turnover mechanism. The driving motor can drive a push rod of the side turnover executing mechanism to move up and down while driving the winding shaft of the winding barrel to rotate. The skin shaping device can assist the human body in completing the turnover action, and the human body can be kept in the side turnover posture. The invention further discloses an auxiliary turnover method for the burn department.
Owner:淄博市中心医院

Application of polyvinyl alcohol composite hydrogel in Raman spectrum for detecting rhodamine

The invention discloses application of polyvinyl alcohol composite hydrogel in a Raman spectrum for detecting rhodamine. Sodium borohydride is adopted as a reducing agent, polyvinyl alcohol hydrogel which is controllable in morphology and particle size and carriers nano silver is prepared by using a circulation freezing-defreezing method and a dipping method, the operation is simple, no complex process or equipment is needed, and as a dispersion stabilizer, polyvinyl alcohol has a support protection function on electromagnetically enhanced nano silver granules. The polyvinyl alcohol composite hydrogel disclosed by the invention is convenient to use and simple to operate when used for detecting rhodamine by using a Raman spectrum.
Owner:TIANJIN UNIV

Shore-based wireless charging device for electric ship

The invention discloses a shore-based wireless charging device for an electric ship. The device comprises a shell, a fixed ring is fixedly connected to the inner wall of the shell, an electric energyemission device is fixedly connected to the inner wall of the fixed ring, a motor is fixedly connected to the upper surface of the shell, the bottom of an output shaft on the motor is fixedly connected with a rotating shaft, the surface, close to the top, of the rotating shaft penetrates through the top of the shell and is rotatably connected with the shell, and fan blades are fixedly connected tothe bottom of the rotating shaft. Through cooperative use of the structures, the problems that in the actual use process, due to the fact that the shore electric energy emission device and an electric energy receiving device on the ship are in wireless attraction, and when electric transmission is carried out, a large amount of heat is generated, power transmission efficiency is easily reduced, meanwhile, the service life of the device is easily shortened, according to traditional wind cooling, air with water steam on the shore is easily blown to the device, the device is prone to failure, and inconvenience is brought to use are solved.
Owner:NANTONG INST OF TECH

Municipal engineering drainage manhole cover

The invention discloses a municipal engineering drainage manhole cover. The municipal engineering drainage manhole cover comprises a stainless steel protection net, a rectangular opening, a manhole cover body, a spring, a bottom plate, a connecting plate and a rotating shaft. The rectangular opening is formed in the middle part of the manhole cover body, and the stainless steel protective net is welded to the upper surface of the rectangular opening. The bottom plate is mounted on the bottom surface of the rectangular opening, and the bottom plate is fixedly connected with the side of the rectangular opening through the spring. A groove is further formed in the bottom surface of the manhole cover body on the side of the rectangular opening, and the connecting plate matched with the grooveis hinged into the groove. The bottom plate is hinged to one end of the connecting plate, a through hole and a drain hole are formed in the manhole cover body, and phosphor stripes and reflective stripes are symmetrically arranged on the manhole cover body. The drainage manhole cover is simple in structure and convenient to use, when the amount of water is small, the water is directly discharged into the manhole cover through the drain hole; when the volume of the water is too large, the water pressure is greater than the tension of the spring, so that the bottom plate is opened for drainage;and the arranged phosphor stripes and the reflective stripes play an warning role at night, and better practical application value and promotion value are achieved.
Owner:蒋安为

CO2 mineralization grouting method for old goaf

The invention discloses a CO2 mineralization grouting method for an old goaf, and belongs to the technical field of goaf treatment. Comprising the following steps that firstly, the goaf grouting range is divided into a straddling zone and a fissure zone, the grout diffusion radius of a caving zone and the grout diffusion radius of the fissure zone under the isobaric grouting condition are determined through experimental area grouting, the caving zone and the fissure zone share the same drill hole for grouting, the grout diffusion radius of the caving zone serves as an index to design the drill hole distance for grouting filling work, and the grouting filling work is completed; filling a caving zone and a fissure zone; then, a mineralizing material and industrial waste gas are injected into the goaf, injected mineralizing material slurry can react with the industrial waste gas, and the goaf is supported while the industrial waste gas is fixed. The industrial waste gas is injected into the goaf to react with the slurry to be sealed underground, the environmental pollution is effectively reduced, a product generated after the reaction with the slurry plays a role in supporting and protecting the goaf, and a positive role is played in environmental protection and treatment.
Owner:ANHUI UNIV OF SCI & TECH

Free sandwich heat-preservation wall connection element

The invention provides a free sandwich heat-preservation wall connection element, which comprises a connecting rod and a supporting plate, wherein the connecting rod consists of an end rod and a tail rod, an end plate is arranged at the front end of the end rod, the back end of the end rod is an insertion locating end, and the tail rod is mounted in the insertion locating end of the end rod; a through hole is formed in the supporting plate, the insertion locating end of the end rod is inserted in the through hole in the center of the supporting plate, and the insertion locating end and the through hole are tightly matched. When the free sandwich heat-preservation wall connection element provided by the invention is applied to construction of a sandwich heat-preservation wall, connection location of an EPS module is implemented under a condition that a common connection element cannot be used for implementing the connection location of the EPS module. When the free sandwich heat-preservation wall connection element is in use, the tail rod is inserted into the EPS module, and the supporting plate is adhered to the outer side of the EPS module and is tightly in contact with the surface of the EPS module, so that the EPS module is supported and protected in a concrete pouring process, breakage of the EPS module can be prevented, and the tail rod and a bearing wall are poured into a whole body by concrete.
Owner:HARBIN HONGSHENG ROOM ENERGY SAVING SYST RES CENT

Folding type filter cartridge of polytetrafluoroethylene composite microfiltration membrane

The invention relates to a folding type filter cartridge of a polytetrafluoroethylene composite microfiltration membrane, which comprises a filter dielectric layer, an internal support column and an external support column, wherein the filter dielectric layer comprises a layer of polytetrafluoroethylene composite membrane, a layer of plain weave, a layer of dacron non-woven cloth and a layer of polypropylene net-shaped structure; the plain weave is arranged on the upstream side of the polytetrafluoroethylene composite membrane; the dacron non-woven cloth is arranged on the downstream side of the polytetrafluoroethylene composite membrane; the polypropylene net-shaped structure is arranged on the downstream side of the dacron non-woven cloth; any two adjacent fins are connected in a welding mode; the upper ends of the internal support column and the external support column are welded with an upper end cover, and the lower ends are welded with a lower end cover; a positioning triangle fin is welded on the upper end cover, and an interface pipe fitting is welded on the lower side of the lower end cover; the polytetrafluoroethylene composite membrane is taken as a filter membrane; the plain weave on the upstream side and the polypropylene net-shaped structure on the downstream side of the polytetrafluoroethylene composite membrane have the action of support and protection; and the hydraulic resistance of the polytetrafluoroethylene composite membrane is less.
Owner:SHANGHAI FILTER

Porous ceramic ball and method for prolonging operation period of hydrogenation device

The invention discloses a porous ceramic ball and a method for prolonging the operation period of a hydrogenation device. The porous ceramic ball is a foam ceramic or honeycomb ceramic spherical object, and the porous ceramic ball can contain a small number of active ingredients. The method for prolonging the operation period of the hydrogenation device is characterized in that the foam ceramic or honeycomb ceramic spherical object is filled at the upper part and / or the lower part of a hydrogenation catalyst bed layer. The porous ceramic ball and the method for prolonging the operation period of the hydrogenation device are used for effectively prolonging the operation period of the hydrogenation device in the poor quality raw material hydrogenation process.
Owner:CHINA PETROLEUM & CHEM CORP +1

Vacuum cooling machine body capable of solving food safety and sanitation problem

The invention discloses a vacuum cooling machine body capable of solving the food safety and sanitation problem. The vacuum cooling machine body comprises a box body provided with a front feeding-discharging port and a rear feeding-discharging port, and sealing doors which are suspended at the feeding-discharging ports of the box body and can slide leftwards and rightwards along the box body; thesealing doors are provided with waterproof sight glasses for observing the cooling state of cooling matter in the box body; the sealing doors and the box body are provided with waterproof locks whichare used for pulling the sealing doors towards the feeding-discharging ports and locking the sealing doors on the box body when the sealing doors arrive at the feeding-discharging ports; and the leftside and the right side of each feeding-discharging port of the box body are provided with guide positioning mechanisms which are connected with the box body and used for guiding the corresponding sealing door when the sealing door is pushed away from the feeding-discharging port and positioning when the sealing door arrives at the feeding-discharging port. The vacuum cooling machine body furthercomprises a waterproof junction box which is embedded in the box body and used for leading out electric wires. The vacuum cooling machine body is resistant to water, good in sealing performance and high in protection level, the waterproof level reaches IP68, the steam cleaning and protection level reaches IP69K, the bacterial colony number is small, and safety and sanitation are achieved.
Owner:QINGDAO FRESH FOOD TECH CO LTD

Preparation method of fuel cell membrane electrode

A preparation method of a fuel cell membrane electrode comprises the following steps: preparing catalyst slurry: weighing a Pt-based catalyst, dispersing the Pt-based catalyst in a mixed solution of water and an organic solvent, dropwise adding a mixed solution of Nafion and isopropanol while performing ice-bath cooling ultrasonic dispersion, and performing ice-bath cooling ultrasonic dispersion for 0.5-5 hour, cutting the membrane body: cutting the proton exchange membrane and the gas diffusion membrane into required sizes according to the catalytic active area of the membrane electrode to beprepared, reserving 1-10mm for each side, cutting the edge sealing membrane according to the sizes of the cut proton exchange membrane and gas diffusion membrane, fixing the support membrane: adhering the support membrane to the front surface of the cut proton exchange membrane through glue, not performing any treatment on the back surface of the proton exchange membrane, reducing the consumptionof the proton exchange membrane, and after the first hot pressing, enabling the frame membrane and the gas diffusion layer to play a role in supporting and protecting. The problems of swelling, deformation and distortion in the processes of operation, spraying, hot pressing and the like can be effectively avoided.
Owner:安徽枡水新能源科技有限公司

Novel high-altitude work platform with double masts

The invention discloses a novel high-altitude work platform with double masts. The novel high-altitude work platform structurally comprises an anti-tilt support mechanism, casters, balance support feet, shock-proof support feet, a first mast reinforcement rod, a platform climbing ladder, the first lifting mast, a horizontal telescopic cross plate, a high-altitude work bearing platform, a controller, a telescopic door, a lifting work bearing platform, a loading plate, the second lifting mast, a second mast reinforcement rod, an electric control box and a power box. The two or more casters are arranged. The casters are correspondingly welded to the four corners of the bottom of the anti-tilt support mechanism. By the adoption of the novel high-altitude work platform, under the pulling function of a first transmission belt and a second transmission belt, a third gear is engaged with a second gear to rotate, a first gear and a fourth gear start to rotate to move a second rack inwards, thesupport protection function on the high-altitude work equipment in a building is played, no manual operation is needed, the stability of the bottom of the equipment can be improved effectively while the use is convenient, the situations of shaking and inclination are avoided, and the safety of personnel can be guaranteed.
Owner:陈细妹

Puncture needle structure with adjustable magnetostriction direction

The invention provides a puncture needle structure with the adjustable magnetostriction direction. The puncture needle structure comprises an outer puncture needle, an inner puncture needle, a pushing mechanism and a steering mechanism, wherein the inner puncture needle is sleeved by the outer puncture needle, the pushing mechanism comprises a pushing rod, the front end of the pushing rod is fixedly connected with the inner puncture needle, and the pushing rod is sleeved by the outer puncture needle; the steering mechanism comprises a guide sleeve, magnetostriction plates and electrifying leads, the outer puncture needle is sleeved by the guide sleeve, the magnetostriction plates are embedded in the guide sleeve and symmetrically arranged, the electrifying leads are positioned on the magnetostriction steering guide sleeve, the electrifying leads are connected with the magnetostriction plates, and the displacement difference generated by different voltages provided to the magnetostriction plates by the electrifying leads controls the deflection angle of the inner puncture needle. According to the puncture needle structure with the adjustable magnetostriction direction, through deflection angle control, the inner puncture needle is guided to smoothly pass through the important blood vessel and peripheral normal tissue, the structure is simple, the control is flexible, the guide accuracy is high, and the deficiency in radial orientation steering of the existing puncture needle and auxiliary positioning structures of the existing puncture needle during the probing process is overcome.
Owner:GUANGZHOU UNIVERSITY

Anti-explosion and anti-damage type safety protection auxiliary wheel based on tire hub

The invention discloses an anti-explosion and anti-damage type safety protection auxiliary wheel based on the tire hub, which comprises a hub, an auxiliary wheel body and an axle, the axle is rotationally sleeved with the hub, the axle is rotationally sleeved with the auxiliary wheel body, the auxiliary wheel body is fixedly connected with the hub, the hub comprises a rim and spokes, and the auxiliary wheel body comprises a basin body, a connecting block, a cylinder body, a ring body and a protective sleeve. According to the auxiliary wheel, due to the fact that the outer diameter of the ring body is larger than that of the hub, when the tire bursts, the ring body of the auxiliary wheel can make contact with the ground, the hub is prevented from making direct contact with the ground, the hub can be protected, and damage to the hub when the tire bursts is reduced; when an automobile passes through a step or a pavement tunnel, the auxiliary wheel can support and protect the bottom of the automobile, so that the occurrence of the phenomenon of tire damage or tire burst is reduced, and meanwhile, a hub is prevented from being damaged, deformed or cracked.
Owner:周聪

Fabricated building anti-seismic structure with good stability

The invention discloses a fabricated building anti-seismic structure with good stability. The fabricated building anti-seismic structure comprises a first wall body and a second wall body, the secondwall body is fixedly connected to the left end of the first wall body, a plurality of reinforced concrete constructional columns are embedded in the first wall body and the second wall body, a cavityis formed in the first wall body, a mounting box is fixedly mounted in the cavity, four supporting columns are fixedly mounted at the bottom end of an inner cavity of the mounting box, rubber pads arefixedly mounted at the top ends of the four supporting columns, the top ends of the four rubber pads are fixedly connected to the top end of the inner cavity of the mounting box, two locking assemblies are fixedly installed outside each of the four supporting columns, and the opposite sides of the four locking assemblies on the same side are fixedly connected with two inclined rods correspondingly. The fabricated building anti-seismic structure with the good stability has the advantages of being good in anti-seismic and anti-seismic performance and good in fabricated building connecting position stability.
Owner:FUJIAN JIANGXIA UNIV

Automobile seat with head protection support

The invention belongs to the technical field of automobile seats, and particularly relates to an automobile seat with a head protection support. The automobile seat comprises a headrest, an automobileseat, a head protection support pillow, an adjusting device and a fixing device, wherein the bottom of the adjusting device is connected with a motor box, a first movable groove is longitudinally formed in the middle of the bottom of the adjusting device, and a rotating roller is transversely arranged in the adjusting device; a driven wheel is installed in the middle of the outer wall of the rotating roller, supporting columns are connected to the left side and the right side of the rotating roller, a motor is installed on the right side wall in the motor box, an output shaft of the motor isconnected with a driving wheel, and third movable grooves are transversely formed in the middles of the left side and the right side of the adjusting device; the supporting blocks are connected to thebottoms of the head protection supporting pillows, the head protection supporting pillows are arranged on the left side and the right side of the headrest above the automobile seat, in the daily driving or riding process, the head is effectively supported, and when automobile collision occurs, the head of a passenger is supported and protected to a certain extent.
Owner:YANCHENG TONGHUAN ELECTROMECHANICAL TECH CO LTD

a seismic bed

The invention relates to a bed, and in particular relates to an earthquake bed. The earthquake bed comprises a bed frame body, a top frame cover and a protective guard, wherein the protective guard is installed on the outer side of the bed frame body, the top frame cover is installed on the top end of the bed frame body, a bed plate frame is installed on the lower side of the inner part of the bed frame body, a storage room is installed on the lower side of the bed plate frame, and the bed plate frame is connected with the bed frame body through connecting grooves and nuts. The earthquake bed has the beneficial effects of simple structure, simplicity and convenience in use, safety, reliability, convenience in production and installation, lower cost and less occupied area; the earthquake bed can perform a support protective effect when people encounter earthquakes and houses collapse, so that the people are prevented from being buried by collapsed houses; and the earthquake bed can perform indoor beautification and decoration effects.
Owner:吴永华

Transformation-type baby sling

InactiveCN107647692AEasy to rotate and adjust the function of fixed storageEasy to controlChildren furnitureRatchetEngineering
The invention discloses a transformation-type baby sling, which comprises a back protection chair, bottom rocking chair struts, a strut connection ratchet wheel, a supporting frame and a supporting frame rotation ratchet wheel, wherein the bottom part of the sling body is provided with a hip seat and the side walls of the hip seat are embedded with footrests, and the middle position of the rear-side arc surface wall of the hip seat is provided with the supporting frame rotation ratchet wheel; the supporting frame is arranged on the supporting frame rotation ratchet wheel; the supporting frameis connected onto the middle position on the bottom rocking chair struts through the arranged strut connection ratchet wheel; the arc surface wall upper end of the hip seat is provided with the back protection chair through a hinge; a shoulder fixing belt is arranged on the back protection chair; waist fixing belts are fixed on the two side walls of the hip seat; and the opening of the waist fixing belt is provided with a fixing magic tape. The upper ends of the bottom rocking chair struts arranged on the transformation-type baby sling are provided with rectangular through holes in an array mode, the weight of the bottom rocking chair strut is lessened, and extra weight is avoided for parents.
Owner:李春华

Supercritical water oxidation evaporation wall type reactor

The invention discloses a supercritical water oxidation evaporation wall type reactor, and relates to the field of supercritical water oxidation reactors. The evaporation wall type reactor comprises acylinder body and a cylinder cover; a material inlet, an oxidant inlet and a reaction cavity are formed in the cylinder cover; the reaction cavity is positioned below the material inlet and the oxidant inlet; a porous evaporation wall is arranged in the cylinder body; an upper evaporation wall water inlet, a middle evaporation wall water inlet and a lower evaporation wall water inlet are formed in the side surface of the cylinder body; and an upper throttling ring, a middle throttling ring and a lower throttling ring are respectively arranged below the upper evaporation wall water inlet, themiddle evaporation wall water inlet and the lower evaporation wall water inlet, and are positioned in an annular gap formed by the inner wall of the cylinder body and the porous evaporation wall. According to the evaporation wall type reactor, the treatment capacity of organic matters can be improved, the functions of the evaporation wall type reactor in the aspects of corrosion resistance and salt deposition are better played, and the evaporation wall type reactor has guiding significance in promoting structure development and process optimization of the evaporation wall type reactor.
Owner:XI AN JIAOTONG UNIV

Geotechnical engineering slope reinforcing device and reinforcing method

The invention belongs to the technical field of geotechnical engineering, and particularly discloses a geotechnical engineering slope reinforcing device and a reinforcing method. The geotechnical engineering slope reinforcing device comprises a fixing part, an anchor rod, a reinforcing plate, a protection plate, a supporting rod and an intercepting plate. The fixing part is laid on the surface of a slope; the anchor rod is inserted into the slope; the reinforcing plate is positioned below the fixing part and is inserted into the slope; the protection plate is located between the fixing part and the reinforcing plate and comprises a fixing plate, a sleeve plate and an elastic part, the top end of the fixing plate is hinged to the fixing part, the bottom end of the fixing plate is sleeved with the sleeve plate, and the bottom end of the sleeve plate abuts against the upper surface of the reinforcing plate; one end of the elastic part is fixedly connected with the sleeve plate, and the other end is fixedly connected with the fixing part; one end of the supporting rod is hinged to the side wall of the reinforcing plate, and the other end is hinged to the side wall of the sleeve plate; one end of the intercepting plate is fixedly connected with the fixing part, and the other end is fixedly connected with the reinforcing plate. According to the geotechnical engineering slope reinforcing device, rock soil is reinforced, and meanwhile, the rock soil which slides downwards can be effectively prevented from continuously moving downwards.
Owner:SHANXI YUNQUAN GEOTECHNICAL ENG TECH CO LTD
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