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40results about How to "Achieve elastic support" patented technology

Bird repelling equipment for aviation

PendingCN108552154AImplement direction changeAvoid wire rotation damageProgramme controlComputer controlLaser lightLamp shell
The invention provides bird repelling equipment for aviation. The equipment comprises a carrying trolley, a lifting driving mechanism, a swing driving mechanism and a laser lamp holder; the laser lampholder comprises a hemispherical lamp shell and lasers distributed on the outer surface of the hemispherical lamp shell; the laser lamp holder is fixedly arranged on the swing driving mechanism and driven by the swing driving mechanism to swing around; the swing driving mechanism is fixedly arranged on the lifting driving mechanism, the lifting driving mechanism drives the swing driving mechanismand the laser holder to perform lifting movements; the lifting driving mechanism is fixedly arranged on the carrying trolley, and the carrying trolley carries the lifting driving mechanism, the swingdriving mechanism and the laser lamp holder to move. The bird repelling equipment for the aviation has the advantages that the lasers are distributed on the hemispherical lamp shell, thereby achieving the multi-directional laser light scanning, and the bird repellent effect is very good.
Owner:NANJING VOCATIONAL UNIV OF IND TECH

Relay positioning test device and relay test equipment using same

The invention provides a relay positioning test device and relay test equipment using the same. The relay positioning test device comprises: a base, wherein the base is provided with at least one group of probes, each group of probes comprises two probes, and each probe is provided with a connecting part electrically connected with an access terminal of test equipment and a contact head contactedand electrically connected with a relay terminal; a relay positioning plate which is supported and arranged above the base through an elastic piece, wherein at least one positioning groove is formed in the relay positioning plate, and a through hole for the contact heads of the group of probes to penetrate through is formed in the bottom of the positioning groove; and an upper pressing plate whichis mounted on the base in an up-and-down moving manner and is used for pressing the relay on the relay positioning plate when moving downwards, so that the relay positioning plate compresses the elastic piece to move downwards, and the relay terminal is in close contact with the contact head of the probe. The beneficial effects are that relay positioning is realized, connection between the relayterminal and the test equipment is realized, and relay performance detection is facilitated.
Owner:HENAN XJ INSTR +1

Camera device and electronic equipment

The invention discloses a camera device and electronic equipment. The camera device comprises a shell, a camera module, a driving assembly and a flexible circuit board; at least part of the camera module is arranged in the shell; the driving assembly is arranged in the shell and can drive the camera module to move; and at least part of the flexible circuit board is arranged in the shell and connected with the camera module, the flexible circuit board spirally extends between the camera module and the inner bottom wall of the shell, and a gap is formed between two adjacent circles in at least part of the flexible circuit board. According to the embodiment of the invention, the camera module is flexibly supported by the spiral flexible circuit board, so that the stress balance of the camera module is ensured, the overall structural design of the camera device is simple, the number of parts is small, the occupied space is small, and the stacking design of the whole machine and the miniaturization design of products are facilitated.
Owner:VIVO MOBILE COMM CO LTD

Right front wheel brow station circulating device

The invention discloses a right front wheel brow station circulating device, and belongs to the technical field of machining. The device comprises a bottom plate, the top of the bottom plate is provided with columns, vertical supporting plates are slidably mounted on the columns, a transverse plate is mounted at the tops of the supporting plates, a plurality of placement plates are arranged between the two supporting plates, and wheels are mounted at the bottom of the bottom plate. Buffer grooves are formed in the sides, close to the columns, of the supporting plates, movable blocks are slidably installed in the buffer grooves, the movable blocks are fixedly connected with the columns, pressure springs are arranged on the inner walls of the tops and the bottoms of the movable blocks, and aplurality of positioning through holes are formed in the placement plates. Two clamping plates are slidably mounted in each positioning through hole. According to the device, objects placed on the station tool are prevented from sliding off during movement through clamping positioning, the practicability of the device is improved, meanwhile, the station circulating device has good anti-seismic performance, and the object transportation safety is improved.
Owner:湖北炫彩汽车零部件科技有限公司

High-precision stamping equipment

The invention relates to high-precision stamping equipment. The high-precision stamping equipment comprises a base, a driving box, a transverse plate, a stamping mechanism, a filtering mechanism and a return mechanism, wherein the stamping mechanism comprises an upper die, a lower die and a limiting assembly, the return mechanism comprises a return assembly and a buffering assembly, the filtering mechanism comprises a stirring assembly and a filtering assembly, the stirring assembly is arranged at the bottom end inside the base, the filtering assembly is arranged on the stirring assembly, and the filtering assembly is connected to the stirring assembly. According to the high-precision stamping equipment, elastic supporting of the lower die is achieved through the return mechanism, meanwhile, vibration reduction is achieved during stamping, the precision is improved during stamping, hydraulic oil is filtered through the filtering mechanism, the phenomenon of blockage is prevented, the stability is improved during the stamping, meanwhile, the hydraulic oil is stirred through a rotating plate, the flowing speed of the hydraulic oil is increased, the heat dissipation effect is improved, linkage of multiple mechanisms is achieved through the same driving source, and the use practicability is improved.
Owner:广州拓康装饰材料有限公司

Adjustable mattress based on cross connection of elastic plates

The invention provides an adjustable mattress based on cross connection of elastic plates, and relates to the technical field of elastic mattresses. The adjustable mattress based on cross connection of elastic plates comprises partition plates, cushion covers wrap the peripheries of the partition plates, supporting plates are fixedly connected to the inner sides of the partition plates, a left elastic plate and a right elastic plate are slidably connected between the supporting plates, an elastic strip is fixedly installed in the center of the left elastic plate, and a notch is formed in the center of the right elastic plate. The adjustable mattress based on cross connection of elastic plates has the following advantages: under the action of gravity, the supporting area is increased, the mattress can be automatically adjusted according to the weight of a user, the comfort of the mattress is improved, the elasticity of the mattress is adjusted, the practicability of the mattress is improved, in the adjusting process, the comfort of the mattress and strain and deformation of an internal elastic plate cannot be affected, and the service life of an internal mattress core of the mattress is prolonged.
Owner:广东逸梦馨家居科技有限公司

Screening equipment for cement processing

The invention belongs to the technical field of cement processing, and particularly relates to screening equipment for cement processing. The screening equipment comprises a bottom plate, two vertically arranged vertical plates are fixedly mounted at the top of the bottom plate, a containing plate is hinged between the two vertical plates, a vertically arranged support rod is slidably mounted on the containing plate, and a screening box is arranged above the placing plate; and the top of the support rod is fixedly connected with the screening box, a fixing block is arranged at the bottom of the containing plate and is in sliding connection with the support rod, a transverse plate is fixed to the support rod, the support rod is sleeved with a compressed spring, the compressed spring is located at the bottom of the transverse plate, and the bottom of the compressed spring abuts against the containing plate. According to the screening equipment, raw materials are screened through vibration and stirred in all directions, the situation that the raw materials are stacked together is avoided, the raw materials are dispersed, the screening efficiency is improved, screened large particles can be taken out conveniently, manpower is not needed, and the use quality is high.
Owner:涟源市湘中华源水泥有限公司

GTF engine gearbox with adjustable supporting rigidity

PendingCN114658807AAvoid the problem of low assembly accuracy and difficultySolve the phenomenon of uneven forceGear lubrication/coolingToothed gearingsGear wheelFlight vehicle
The invention discloses a GTF engine gearbox with adjustable supporting rigidity, and belongs to the technical field of aircraft power. Comprising a box body, an input shaft and an output shaft, the input shaft and the output shaft respectively penetrate through the upper box cover and the lower box cover and are driven in the box body through a gear mechanism; the gear mechanism comprises a sun gear, a star wheel combination device, an inner gear ring and an inner gear ring installation disc, the sun gear is coaxially installed at the inner end of the input shaft, and the inner gear ring is coaxially installed on the end face of the inner end of the output shaft through the inner gear ring installation disc 8 and is coaxial with the sun gear 6; the multiple star wheel combination devices are arranged between the sun wheel and the inner gear ring in the circumferential direction and engaged with the sun wheel and the inner gear ring. And a rigidity adjusting device is arranged on the lower box cover. According to the invention, the sectional type planet gear is adopted, so that the phenomenon of non-uniform stress of a spline caused by manufacturing and mounting errors of a sectional sun gear is solved; the rigidity adjusting device can adjust the supporting rigidity of the herringbone inner gear ring, and it is guaranteed that the inner gear ring keeps the optimal supporting rigidity all the time at different rotating speeds.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

A four-point support fixture for a twin-fuselage model

The invention relates to a four-point support and fixing device for a double fuselage model, which belongs to the technical field of aeroelasticity test; The front node column surface fixing plate, 2 front support sleeve fastening studs; the double-hole fixed scimitar includes 2 hollow columnar connecting cylinders and 1 connecting rod; one of the rods is coaxially connected with one of the connecting cylinders; Another support rod is coaxially connected with the other connecting cylinder; a rear node support sleeve is set on the middle outer wall of each support rod; a front node support sleeve is set on the axial head end of each support rod; each front node support sleeve The support sleeve and the corresponding support rod are fixedly connected by a front support sleeve fastening stud; the top of each front node support sleeve is correspondingly provided with a front node cylinder fixing plate; the invention realizes the full elastic model of the double fuselage Elastic fixation for vibration characterization tests.
Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS

Installation mode of preassembled door and window auxiliary frame

The invention discloses an installation mode of a preassembled door and window auxiliary frame, and belongs to the technical field of door and window auxiliary frame installation. Specifically, the installation mode comprises the steps that auxiliary frame connecting members are preassembled and embedded, a door and window plate is movably clamped between the auxiliary frame connecting members on the two sides, clamp supporting ribs are fixedly connected to the two sides of the bottom of the door and window plate, and first limiting buckles are movably clamped at the bottoms of the clamp supporting ribs. According to the installation mode, through the designed clamp supporting members, after the clamp supporting members are assembled and connected to the auxiliary frame connecting members through line pressing buckles on the two sides, rapid assembly of the line pressing buckles and the auxiliary frame connecting members can be achieved, moreover, rapid assembly and lightweight design of the embedded hole in one side can be achieved through the clamp supporting members and cavities of the inner cavities of the auxiliary frame connecting members, and then, the assembly requirements of the door and window plate can be effectively improved; and meanwhile, the requirement for sealing a gap between the door and window plate and the embedded hole can be met through a sealing waterproof pad and waterproof glue on one side, and the situation that the durability use requirement is affected by water seepage of a window sill of the door and window plate is avoided.
Owner:FOSHAN KETE ALUMINUM PROD CO LTD

Tunnel piston pressure relief device

The invention belongs to the field of tunnels, and particularly relates to a tunnel piston pressure relief device. The device is characterized in that a plurality of supporting rods are slidably connected into a supporting ring at equal intervals, one ends of the supporting rods extend to the outer side of the supporting ring and are fixedly provided with a same buffer ring, and a plurality of supporting shafts are symmetrically and rotationally connected into the buffer ring; and the bottom ends of the plurality of supporting shafts extend to the position below the buffer ring, two transmission racks are symmetrically connected to the bottom of the buffer ring in a sliding mode and are in transmission connection, rotating gears are fixedly installed at the bottom ends of the supporting shafts, the transmission racks are engaged with the multiple rotating gears located on the same side correspondingly, and the supporting shafts are fixedly sleeved with flow guide plates located in thebuffer ring. According to the device, when a train enters a tunnel, two-stage buffer damping can be achieved on generated strong air flow, so that the air speed is effectively reduced, good protectioncan be provided when the train enters the tunnel, and good safety is achieved.
Owner:瞿启芳

Computer case with wire arrangement and protection functions

The invention relates to the technical field of computer cases, discloses a computer case with wire arrangement and protection functions, and solves the problems that when a computer case in the current market is used for assembling a computer host, the computer case is connected and fixed through a large number of screws, so that a large amount of time is consumed for disassembly and assembly during subsequent disassembly of the screws; the invention relates to a computer case, in particular to a computer case, and solves the problem that cables in the computer case are placed in disorder and a host is inconvenient to overhaul in the later period due to the fact that the cables are not arranged and clamped in an existing computer case. The computer case comprises a computer outer case, and two movable grooves are formed in the computer outer case; two extension supporting plates are movably inserted into the two movable grooves, one end of each extension supporting plate penetrates through the corresponding movable groove and extends to the outside of the computer outer box, and the computer outer box protection device has the advantages that the two protection side plates can be opened and closed bidirectionally, so that the computer outer box is supported and protected, and passing internal cables are clamped neatly.
Owner:孙中元

Needling machine for filter screen cloth production

The invention discloses a needling machine for filter screen cloth production. The needling machine comprises a horizontal bearing base and vertical bearing columns, wherein the vertical bearing columns are arranged at a left position and a right position of the top end of the horizontal bearing base, the vertical bearing columns are vertically bolted to the top end of the horizontal bearing basethrough screws, a horizontal bearing top beam is arranged at a horizontal position above the horizontal bearing base, the horizontal bearing top beam is horizontally bolted to top ends of the verticalbearing columns through screws, a transmission protective box is arranged at a middle position of the top end of the horizontal bearing top beam, the transmission protective box is bolted to the topend of the horizontal bearing top beam through screws, and a spindle is arranged at a horizontal position of the inner side of the transmission protective box in an inserted mode. Through the arrangement, the hoisting strength of the transmission spindle can be substantially lowered, and a needling error caused by spindle deformation in a long-term using process can be avoided.
Owner:埃日尔环保科技(苏州)有限公司

Medicament for quickly removing onychomycosis and preparation method thereof

The invention discloses a medicament for quickly removing leuconychia and a preparation method thereof. The medicament comprises the following components: 7-23 parts of clove, 7-18 parts of pericarpium zanthoxyli, 12-40 parts of cortex pseudolaricis, 8-25 parts of radix sophorae flavescentis, 12-25 parts of fructus cnidii, 8-15 parts of fructus kochiae, 6-15 parts of radix salviae miltiorrhizae, 6-20 parts of radix stemonae, 4-10 parts of salicylic acid, 5-12 parts of borneol, 10-20 parts of water-soluble polyethylene glycol succinimide succinate and 2-4 parts of trilysine acetate. Compared with the prior art, the traditional Chinese medicine composition has an excellent treatment effect.
Owner:湖南巨禧医药科技有限公司

Oil sump connection device for internal combustion engine

ActiveCN109209553AGood sealing effectIsolate the transmission of vibrationOilsumpsMachines/enginesVibration transmissionEngineering
The invention provides an oil sump connection device for an internal combustion engine. The oil sump connection device is used for connecting an oil sump onto the bottom face of an air cylinder body,and comprises a rubber cushion, a connecting bolt, an upper damping cushion, a lower damping cushion and a polyurethane buffering body; the rubber cushion is arranged in a sealing groove of the oil sump, and the upper end of the rubber cushion extends out of an upper opening of the sealing groove to abut against the bottom face of the air cylinder body; the connecting bolt penetrates through a through hole and the sealing groove of the oil sump to be connected to the air cylinder body; the upper damping cushion is arranged on a positioning shaft of the connecting bolt in a sleeving mode and mounted in the through hole; the lower damping cushion is arranged on the positioning shaft in a sleeving mode, and the lower end of the lower damping cushion abuts against a flange at the head of the connecting bolt; and the polyurethane buffering body is arranged on the positioning shaft in a sleeving mode and located between the upper damping cushion and the lower damping cushion. According to the oil sump connection device for the internal combustion engine, vibration transmission between the oil sump and the air cylinder body can be effectively blocked, radiation noise on the surface of theoil sump is lowered, and thus noise in the whole internal combustion engine is lowered.
Owner:ZHEJIANG IND & TRADE VACATIONAL COLLEGE

Four-point supporting and fixing device for double-fuselage model

The invention relates to a four-point supporting and fixing device for a double-fuselage model, and belongs to the technical field of aeroelasticity tests. The device comprises a double-hole fixed bent knife, two supporting rods, two rear joint supporting sleeves, two front joint supporting sleeves, two front joint cylindrical surface fixing plates and two front supporting sleeve fastening studs.The double-hole fixed bent knife comprises two hollow columnar connecting cylinders and a connecting rod; one of the supporting rods is coaxially butted with one of the connecting cylinders; the othersupporting rod is coaxially butted with the other connecting cylinder; the outer wall of the middle of each supporting rod is sleeved with one rear joint supporting sleeve. The axial head end of eachsupporting rod is sleeved with one front joint supporting sleeve. Each front node supporting sleeve is fixedly connected with the corresponding supporting rod through a front supporting sleeve fastening stud; a front node cylindrical surface fixing plate is correspondingly arranged at the top of each front node supporting sleeve; according to the invention, the elastic fixation of the vibration characteristic test of the double-fuselage full-elastic model is realized.
Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS

Bamboo material carbonization equipment

The invention discloses bamboo material carbonization equipment. The bamboo material carbonization equipment comprises a carbonization oven, a descending through groove is formed in the top of the carbonization oven, an inner oven is fixedly installed inside the carbonization oven, two supporting springs are fixedly installed inside the carbonization oven, the two supporting springs are symmetrically distributed with the axis of the carbonization oven as the center, and the interiors of the two supporting springs are both movably connected with extending support rods in an inserted mode. The bamboo material carbonization equipment has the beneficial effects that the two supporting springs are fixedly installed inside the carbonization oven, so that the two extending support rods are elastically supported; a carbonization support is fixedly connected between the two extending support rods in a cooperative mode, so that bamboo stationery is carbonized and supported; and the bottom of a sealing baffle plate is elastically connected with a pressing support plate through pressing springs, so that the bamboo stationery on the carbonization support is pressed and fixed, then bamboo is fixed at the top of the carbonization support, and the bamboo is conveniently and quickly carbonized.
Owner:赣州森贸文具有限公司

Measuring instrument convenient to use

InactiveCN109269616AReduced usabilityTo achieve the effect of support and fixationWeighing apparatus detailsDamping functionMeasuring instrument
The invention discloses a measuring instrument convenient to use. The measuring instrument comprises a fixed board, wherein a support board is arranged at the top of the fixed board, a rotary shaft block is fixedly connected with two sides of the bottom of the support board and two sides of the top of the fixed board, the inner side of the rotary shaft block is actively connected with a connectionrod, and one end, far from the rotary shaft block, of the connection rod is actively connected with a sleeve rod through a rotary shaft. The fixed board and the support board help support and fix thebody, the rotary shaft block, the connection rod, the sleeve rod, a telescopic rod, a fixed block, a limiting rod and a damping spring help reduce vibration in use and transport of the body, so thatthe body has longer service life. The existing electronic scale without damping function is easy to damage when being used for long, thereby being less practical, having shorter service life, and being inconvenient to use. The measuring instrument solves the above problems.
Owner:郑州杏坛电子科技有限公司

Automatic bottle plug unscrewing device for coal bottle transferring

The invention provides an automatic bottle plug cap screwing device for coal bottle transferring. The automatic bottle plug cap screwing device comprises a workbench, and a conveying mechanism, a pressurizing mechanism and a cap screwing mechanism are arranged on the workbench; the conveying mechanism comprises fixing plates fixed to the two sides of the workbench, and a plurality of rolling shafts are installed between the fixing plates. The pressurizing mechanism comprises a first servo electric cylinder, and the output end of the first servo electric cylinder is fixedly connected with a connecting plate, a second spring and a pressurizing plate; the cap screwing mechanism comprises a second servo electric cylinder, the output end of the second servo electric cylinder is connected with a mounting plate, and cap screwing plates are movably arranged on the two sides of the lower portion of the mounting plate. The conveying mechanism is arranged, coal bottles are effectively conveyed through the conveying mechanism, bottle caps are pressed downwards through the pressurizing mechanism, the bottle caps are tightened through the cap screwing mechanism, the position of a cap screwing plate can be adjusted, and rolling wheels are driven through a servo motor, so that the bottle caps are rotated.
Owner:HUAIBEI MINING IND

Frame type ecological caisson structure

The invention belongs to the technical field of caissons, particularly relates to a frame type ecological caisson structure. The problems that after a caisson is mounted in water, no corresponding buffer protection device is provided, and the caisson is prone to being damaged when encountering strong waves are solved. According to the following scheme, the frame type ecological caisson structure comprises a mounting box and the caisson, the caisson is fixedly mounted at the top of the mounting box, V-shaped plates are arranged on the left side, the right side, the front side and the rear side of the mounting box, four supporting assemblies are mounted on the V-shaped plates, the sixteen supporting assemblies are fixedly connected with the caisson, a connecting box is fixedly mounted at the top of the mounting box, and a buffering assembly is slidably connected to the inner wall of the top of the connecting box. The frame type ecological caisson structure is reasonable, after the V-shaped plate on one side is stressed, the other three V-shaped plates are stressed at the same time, so that good buffer protection can be provided for the caisson, the caisson is effectively prevented from being damaged by stormy waves, and the frame type ecological caisson structure has good practicability.
Owner:DALIAN UNIV OF TECH

A mine-catching and carrying mechanism support device used in torpedo loading and unloading equipment

The invention provides a supporting device of a torpedo grabbing conveying mechanism for torpedo loading and unloading box equipment. The device comprises an upper supporting column, a spring, a lowersupporting column and an idler wheel; the lower supporting column can be inserted into an axial blind hole of the upper supporting column and is in clearance fit with a large-aperture segment of theblind hole, a small guide cylinder is arranged on the upper end face of the lower supporting column, the spring sleeves the small guide cylinder and is in a compressed state, and the two ends of the spring are restrained by the inner end face of a small-aperture segment of the blind hole and the upper end face of the lower supporting column; an idler wheel rack is fixedly connected to the lower end face of the lower supporting column, and the idler wheel is arranged in the idler wheel rack; the upper end face of the upper supporting column can be connected with the torpedo grabbing conveying mechanism, and after the torpedo grabbing conveying mechanism is arranged on the supporting device, the whole height of the supporting device is equal to the distance between the inner bottom surface of a torpedo firing box body and a torpedo pulling block. The supporting device of the flying assisting torpedo grabbing conveying mechanism is simple in structure and reliable in work, the aim is achieved that the torpedo grabbing conveying mechanism grabs the flying assisting torpedo pull block remotely and reliably and is not in contact with a torpedo body, and successful implementation of box loading and unlocking is guaranteed.
Owner:中国船舶重工集团公司第七0五研究所

Oxygenerator core

The invention relates to the technical field of oxygenerators, in particular to an oxygenerator core which comprises a movable base, a compressor, a fan and a molecular sieve adsorption tower assembly are arranged over the base, and the compressor is elastically connected with the base through an elastic piece. Air sucked in from the compressor can only be guided into the molecular sieve adsorption assembly after being cooled by the fan, and the molecular sieve adsorption assembly can collect and guide oxygen and nitrogen in the air respectively in the high-speed circulating oxygen production process. According to the oxygenerator core, targeted design is made for installation of the compressor and the molecular sieve adsorption assembly, elastic supporting of a compressor is achieved, even if the sizes of the assembled compressors are different, the multiple guide columns at different intervals on the bottom plate can also support the compressors, the adaptation error-tolerant rate is high, and the possibility that the compressor is vibrated and damaged by external force in the moving process is also reduced.
Owner:HEFEI KANGJUREN INTELLIGENT TECH

Damping base for electromechanical equipment

The invention relates to a damping base for electromechanical equipment. The damping base comprises a positioning plate, fixed plates, a movable plate, supporting mechanisms and damping mechanisms, wherein each supporting mechanism comprises a piston cylinder, a piston rod and a first spring, and each damping mechanism comprises a movable rod, an abutting plate, a damping assembly and a limiting alarm assembly. According to the damping base for the electromechanical equipment, damping of a main body is achieved through the supporting mechanisms and the damping mechanisms, compared with an existing supporting mechanism, the supporting mechanisms achieve elastic supporting of the movable plate through restoring force of the first springs and rubber balls, and meanwhile, first-stage damping of the movable plate is achieved; and limiting of the moving plate is achieved through the damping mechanisms, meanwhile, secondary damping of the moving plate is achieved, when the vibration amplitudeis too large, an operator is warned through a pressure sensor, and the use practicability is improved.
Owner:深圳源泰建设工程有限公司

An oil pan connecting device for an internal combustion engine

ActiveCN109209553BImprove sealingBarrier direct contact connectionOilsumpsMachines/enginesExternal combustion engineEngineering
The invention provides an oil sump connection device for an internal combustion engine. The oil sump connection device is used for connecting an oil sump onto the bottom face of an air cylinder body,and comprises a rubber cushion, a connecting bolt, an upper damping cushion, a lower damping cushion and a polyurethane buffering body; the rubber cushion is arranged in a sealing groove of the oil sump, and the upper end of the rubber cushion extends out of an upper opening of the sealing groove to abut against the bottom face of the air cylinder body; the connecting bolt penetrates through a through hole and the sealing groove of the oil sump to be connected to the air cylinder body; the upper damping cushion is arranged on a positioning shaft of the connecting bolt in a sleeving mode and mounted in the through hole; the lower damping cushion is arranged on the positioning shaft in a sleeving mode, and the lower end of the lower damping cushion abuts against a flange at the head of the connecting bolt; and the polyurethane buffering body is arranged on the positioning shaft in a sleeving mode and located between the upper damping cushion and the lower damping cushion. According to the oil sump connection device for the internal combustion engine, vibration transmission between the oil sump and the air cylinder body can be effectively blocked, radiation noise on the surface of theoil sump is lowered, and thus noise in the whole internal combustion engine is lowered.
Owner:ZHEJIANG IND & TRADE VACATIONAL COLLEGE

Vibration damper for card-plugging boxes and card-plugging box

The invention provides a vibration damper for card-plugging boxes and a card-plugging box. The vibration damper provided by the invention is provided with spring pieces on both sidewalls of a support; contact parts of both spring pieces are located on the inner sides of the walls, so a card can be plugged into the gap between the contact parts of the two spring pieces; and supporting parts of the two spring pieces can resiliently support the contact parts with fixed parts as bearing points, so the supporting parts of the two spring pieces can resiliently damp vibratory shock applied on the card. Consequently, the vibration damper can effectively prevent the card, particularly a long-span card in a vehicle-mounted device, from vibrating in the track of the card-plugging box, and therefore various problems caused by vibration, such as the damage to card chips, the breaking of soldered dots and the increase of overall device noise, can be effectively reduced.
Owner:POTEVIO INFORMATION TECH CO LTD
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