369results about How to "Guaranteed shock absorption" patented technology

The invention relates to an online fracturing test vehicle. The online fracturing test vehicle comprises a chassis, a shelter, a back protection device, a skirt edge box, a heating system and an automatic leveling device, wherein the shelter is mounted at the upper part of the chassis; the back protection device is mounted at the back end of the chassis; the skirt edge box and a generator are mounted at the side of the chassis; the automatic leveling device is mounted at four corners of the bottom of the chassis; the heating system is mounted at the top of the chassis; the shelter is integrated with an experiment instrument for a fracturing fluid test and a support agent analysis evaluation test; and the experiment instrument for the fracturing fluid test and the support agent analysis evaluation test is mounted on the chassis provided with the shelter, so that the online test can be performed on spot, the detecting accuracy and preciseness can be improved, and the detecting efficiency is improved.

The invention relates to a triangular crawler walking system with a suspended shock-absorbing device. The triangular crawler walking system comprises a driving wheel, a tensioning wheel, a guide wheel, supporting wheels, a crawler and a support. The tensioning wheel and the guide wheel are respectively arranged at the two ends of the support. The driving wheel is arranged above the support. The supporting wheels are arranged between the tensioning wheel and the guide wheel and are connected with the support. The crawler surrounds the driving wheel, the tensioning wheel, the supporting wheels and the guide wheel to form a triangular structure. The supporting wheels are connected with the supporting through the suspended shock-absorbing device. The tensioning wheel is connected with the support through a V-shaped swinging rack. An adjusting rod which can adjust the tightness of the crawler is arranged between the swinging rack and the support. The support, the swinging rack and the adjusting rod form a linkage mechanism which can enable the tensioning wheel to swing. The triangular crawler walking system with the suspended shock-absorbing device has the beneficial effects that: 1) the rapid switching between a tire type and a crawler type of a skid loader can realized; and 2) by adopting the suspended shock-absorbing device, the obstacle detouring capacity of the entire loader is improved, the shock absorbing effect is guaranteed and the service life of the crawler walking system is improved.

The invention relates to an intercooling system and a constructing method thereof. The volume, the size of the outlet diameter, the length of an outlet pipe of a resonant cavity are calculated and determined by analyzing the noise of a specific frequency band generated by a supercharger in the operation process of the whole vehicle. The resonant cavity is designed in an intercooling gas outlet hosepipe according to the position of the whole vehicle and the space arrangement condition so as to eliminate the noise of the low-frequency part of the mechanical supercharger and improve the NVH performance of the whole vehicle. The intercooling system pipeline guarantees the hosepipe joint has excellent sealing property and also guarantees the requirements of the pipeline for flexibility and pressure resistance by adopting a thermoplasticity elastic material and a unique structure.

The invention relates to the field of electric car fittings, in particular to a seal cooling device for a battery of an electric car. The seal cooling device for the battery of the electric car comprises a battery seal box and a heat dissipation box. The sides, close to each other, of the battery seal box and the heat dissipation box communicate through a pipeline, and the bottom of the inner wall of the battery seal box is fixedly connected with a battery supporting plate through a damping device; the top of the battery supporting plate is fixedly connected with a battery box, and the positions, right opposite to the battery box, of the two sides of the inner wall of the battery seal box are provided with damping fixing buckles; a seal cover is arranged at the top of the battery seal box, and one side of the bottom of the inner wall of an outer frame is fixedly connected with a heat dissipation fan; and a through slot matched with the heat dissipation fan is formed in one side of the outer frame, and the bottom end of a cross rod is fixedly connected with a through pipe. The seal effect on the battery is achieved, damping is ensured in the car moving process, the damage to the battery due to moving is reduced, the temperature of the battery is reduced through cooling of cooling liquid so that the battery can be used continuously, and the failure factors are reduced.

The invention relates to special vehicles, in particular to a trailer provided with support devices. The trailer comprises a chassis truck provided with a frame and side wall assemblies, wherein the frame is provided with the support devices, each support device comprises an inner sleeve and a landing leg, and a fixing block is arranged on the landing leg; a T-shaped block is mounted on an end surface of each inner sleeve, a hole in the T-shaped block is nested in a hole in the fixing block; first limiting pins and second limiting pins are mounted on the frame; a third limiting pin is mounted on each fixing block; a round hole which allows the first limiting pin to be nested is formed in one side of each inner sleeve, and a long-strip-shaped hole allowing the second limiting pin to be nested is formed in the other side of each inner sleeve. Compared with the prior art, the trailer is maneuverable, small and flexible, the obstacle passing capability and the bearing capability of the trailer are met, the stability and the shock absorption of equipment on the trailer during running can be guaranteed, the tires can be protected from deformation by external force during long-time parking of the trailer, and the service life of the tires is prolonged.

A suspension apparatus of a washing machine, and the washing machine. The suspension system comprises a suspender (1), a sleeve (2), a spring (3), a spring retainer (4), and a sliding leather cup (5). The sleeve (2) is movably disposed on the suspender (1). The spring (3), the spring retainer (4) and the sliding leather cup (5) are all located inside the sleeve (2) from top to bottom. The sliding leather cup is in sealing and sliding contact with the inner wall of the sleeve (2). A flexible oil-containing layer is disposed between the spring retainer (4) and the sliding leather cup (5). The flexible oil-containing layer is disposed between the spring retainer (4) and the sliding leather cup (5), when the flexible oil-containing layer is extruded by the sliding leather cup (5) and the spring retainer (4), grease in the flexible oil-containing layer is extruded out, and the grease can relieve abrasion between the sleeve (2) and the side end surface of the sliding leather cup (5), so that the service life of the sliding leather cup (5) is extended, and the shock absorption effect of the suspension system is ensured when the washing machine works. In addition, when the sleeve (2) is stressed and vertically moves, the flexible oil-containing layer can block rapid circulation of air, vibration is effectively relieved, and the shock absorption effect of the suspension system is further improved.

The invention provides a novel transverse elasticity positioning method of a side-rolling resistant torsion bar for a railway vehicle. A groove is formed at each of assembling ends of a supporting seat and a torsion arm; an elastic thrust pad is arranged between the supporting seat and the torsion arm for transverse elasticity positioning; and the two ends of the elastic thrust pad are fixed on the supporting seat and the torsion arm by bolts or pins respectively for achieving circumferential positioning, and ensuring no circumferential movement during torsion or shearing. The method achieves no transverse impact or transverse motion in a using process of the side-rolling resistant torsion bar for the railway vehicle, and the elastic thrust pad and a torsion bar component are subjected to torsional deformation simultaneously, and bear a vertical load and an impact load, so that a side-rolling resistant function, a shock absorption function and a noise reduction function of the side-rolling resistant torsion bar for the railway vehicle are ensured.

The present invention discloses a high performance anti-ultraviolet TPE plastic, and the plastic comprises the raw materials in parts by weight: 30-60 parts of TPE, 20-25 parts of polypropylene, 10-18 parts of polyether type polyurethane elastomer, 5-15 parts of MBS, 13-18 parts of epoxy resin, 5-10 parts of carbon nanotubes, 5-15 parts of wollastonite, 5-15 parts of kaolin, 5-10 parts of glass microspheres, 6-12 parts of titanium dioxide, 0.5-2.5 parts of polyethylene waxes, 1-2 parts of dicumylperoxide, 10-20 parts of composite mineral materials, 0.5-1.5 parts of [gamma]-glycidyl ether oxypropyl trimethoxysilane, 1-3 parts of maleic anhydride grafted ABS, 0.3-0.6 parts of rare earth metal compounds, 0.5-1.5 parts of maleic anhydride, 1-2 parts of a dispersant, 1-2 parts of a light stabilizer, and 0.5-2.5 parts of an ultraviolet absorbent. The high performance anti-ultraviolet TPE plastic of the present invention is outstanding in anti-ultraviolet property, good in sealing property and water resistance, high in hardness, and favorable in shock absorption property.

The invention discloses a motorcycle shock absorber with damping force adjustable. The problems that an existing shock absorber is poor in adjusting capacity of damping force, and the damping force cannot be adjusted and restored are solved. The motorcycle shock absorber comprises a piston cylinder, a piston and a piston rod, the piston is provided with a rebound valve, and the rebound valve is communicated with a channel. A radial through hole is formed in the piston rod, and is communicated to the channel, and an ejector pin used for adjusting the flow of the radial through hole is arranged inside the piston rod. The flow of the radial passing of the piston rod is adjusted through the ejector pin, then the flow of the channel of the rebound valve is adjusted, and therefore the damping force is adjusted and restored, the riding feedings of different riders are met, and the shock absorption performance of the shock absorber is improved. The motorcycle shock absorber is suitable for the shock absorption of motorcycles, and especially suitable for the shock absorption of racing motorcycles.

The invention discloses an unmanned aerial vehicle undercarriage with good shock absorbing effect, including a fixing plate, wherein the top outer wall of the fixing plate is provided with a fixing sleeve mounting groove, a fixing sleeve is welded on the inner wall of the fixing sleeve mounting groove, one side inner wall of the fixing sleeve is slidably connected with a sliding bar, and a connecting plate is welded on the bottom outer wall of the sliding bar, two sides of the bottom outer wall of the fixing plate are connected with supporting legs through hinges, one side outer wall of the two supporting legs and two sides outer walls of the connecting plate are connected with connecting rods through hinges, and two sides of the top outer wall of the fixing plate are welded with a limit plate. The undercarriage is helpful to ensure that the shock absorbing effect can be achieved no matter whether the unmanned aerial vehicle falls vertically or inclined. The undercarriage is helpful toimprove the protection effect of UAV and the stability of UAV. The undercarriage can further increase the frictional resistance of the supporting foot, and it is helpful to enhance the stability of the supporting foot and the stability of the supporting plate.

The invention discloses a liquid crystal display panel tray. The liquid crystal display panel tray comprises a main shell body and a plurality of grooves formed in the main shell body at intervals. The bottom surfaces of the grooves are higher than the bottom surface of the main shell body. A first boss is formed by being inwards concaved from the lateral surface of each groove toward the inside of the groove. A second boss is formed by being inwards concaved from the bottom surface of each groove toward the inside of the groove. The boss surfaces of each first boss incline towards the four sides. The bosses are arranged at the bottom of the lateral wall of each groove of the liquid crystal display panel tray, and the boss surfaces on each lateral wall incline towards the four sides, so that a liquid crystal display panel is not prone to interfere with the lateral walls or the boss surfaces on the lateral walls, thereby not being clamped when taken and put, the phenomenon of partial damage to the liquid crystal display panel is avoided, and meanwhile the shock absorption performance of the tray is guaranteed.

The invention discloses a transport cart for pipeline processing with a good shock absorption effect. The transport cart comprises a base, universal wheels are arranged at four corners of the lower side of the base, damping devices are symmetrically and bilaterally arranged on the upper side of the base, the damping devices comprise supporting cylinders and telescopic cylinders, sliding chambers are formed in the cylinder walls of the telescopic cylinders, the upper ends of the supporting cylinders are arranged inside the sliding chambers, supporting columns are arranged at inner lower ends ofthe supporting cylinders, telescopic rods are arranged at the upper ends of the supporting columns, shock-absorbing springs are arranged outside the supporting columns and the telescopic rods, dust covers are arranged outside the shock-absorbing springs, supporting frames are arranged at the upper ends of the damping devices, a plurality of groups of front and rear symmetric fixing bases are arranged inside the supporting frames from left to right, fixing frames are arranged at the upper ends of the supporting frames, a plurality of threaded rods which are matched with the fixing bases are arranged on the fixing frames, connecting bases are rotatably connected to the lower ends of the threaded rods, and arc-shaped press plates are arranged at the lower ends of the connecting bases. The transport cart is simple in structure, convenient to use, good in shock absorption effect, wide in application range and long in service life.