CN214465769U - Air spring shock absorber for commercial vehicle - Google Patents
Air spring shock absorber for commercial vehicle Download PDFInfo
- Publication number
- CN214465769U CN214465769U CN202120127013.0U CN202120127013U CN214465769U CN 214465769 U CN214465769 U CN 214465769U CN 202120127013 U CN202120127013 U CN 202120127013U CN 214465769 U CN214465769 U CN 214465769U
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- China
- Prior art keywords
- buffer
- layer
- buffer cylinder
- cylinder
- shock absorber
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- 230000035939 shock Effects 0.000 title claims abstract description 27
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 26
- 239000000872 buffer Substances 0.000 claims abstract description 126
- 239000004033 plastic Substances 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001125 extrusion Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
The utility model provides an air spring bumper shock absorber for commercial vehicle, including the buffer tube, the top fixedly connected with screw thread post of buffer tube, screw thread post bottom end is fixed and has been cup jointed the gasket, and the fixed gas outlet of having seted up in the surperficial top of buffer tube, the fixed surface of buffer tube is provided with the buffer layer, and the air discharge duct has been seted up to the fixed surface of buffer layer, and the inside embedding of buffer tube is provided with the connecting rod, connecting rod top fixedly connected with push rod. The buffer cylinder of the soft rubber cylinder that the bottom set up is convenient for compress when the atress, and the buffer layer that the fixed surface cup jointed of cooperation simultaneously drives the buffer layer and extrudees each other when buffer cylinder bottom atress is compressed to utilize the air current to discharge and reach the effect of buffering, through the air discharge duct, when the extrusion of buffer layer atress, the air current to in the buffer layer is discharged and is controlled, is favorable to the buffering.
Description
Technical Field
The utility model relates to a bumper shock absorber technical field, more specifically the theory that says so relates to an air spring bumper shock absorber for commercial vehicle.
Background
A spring made by the compressibility of the air in a closed container. The characteristic line of the relation between deformation and load is a curve and can be designed according to requirements. The working principle is that inert gas or oil-gas mixture is filled in a closed pressure cylinder, the pressure in a cavity is several times or dozens of times higher than the atmospheric pressure, and the motion of a piston rod is realized by utilizing the pressure difference generated by the fact that the cross section area of the piston rod is smaller than that of the piston. Due to the fundamental difference in principle, the gas spring has very remarkable advantages compared with the common spring: the speed is relatively slow, the dynamic force change is not large (generally within 1: 1.2), and the control is easy; the disadvantages are that the volume is relatively small without a helical spring, the cost is high and the service life is relatively short.
At present, along with social development, the vehicle is more and more, and the vehicle is also more and more, also is a lot of to some commercial vehicles, and air damper is adopted in traditional commercial vehicle shock attenuation, and some traditional air damper wholly utilize the spring to cushion when using, and after buffering external force, coefficient of restitution is higher, and the effect is relatively poor in the in-service use.
SUMMERY OF THE UTILITY MODEL
The utility model is used for air spring shock absorber's of commercial vehicle purpose is reached by following specific technological means:
an air spring shock absorber for commercial vehicles comprises a buffer cylinder, wherein the top end of the buffer cylinder is fixedly connected with a threaded column, the bottom end of the threaded column is fixedly sleeved with a gasket, the top end of the surface of the buffer cylinder is fixedly provided with an air outlet, the surface of the buffer cylinder is fixedly provided with a buffer layer, the surface of the buffer layer is fixedly provided with an exhaust groove, the interior of the buffer cylinder is embedded with a connecting rod, the top end of the connecting rod is fixedly connected with a push rod, the edge of the push rod is fixedly connected with a rubber edge layer, the bottom of the connecting rod is fixedly sleeved with a first connecting ring, the bottom end of the connecting rod is fixedly connected with a bottom rod, the bottom end of the bottom rod is fixedly connected with a second connecting ring, the surface of the first connecting ring is fixedly connected with a stress rod, the two sides of the interior bottom end of the buffer cylinder are fixedly provided with a closed cavity, the interior of the buffer cylinder is fixedly provided with a corrugated layer, the interior of the buffer cylinder is embedded with a stress plate, and a buffer spring is embedded between the stress plate and the push rod, an air bag is embedded in the buffer cylinder, an air outlet is formed corresponding to the air bag, and a filling layer is fixedly arranged on the outer side of the air bag.
Further preferred embodiments: the whole buffer cylinder is in butt joint arrangement with plastic cylinders at two ends, the top is a hard plastic cylinder, and the bottom is a soft rubber cylinder.
Further preferred embodiments: the buffer layer is fixed to be cup jointed with the buffer cylinder, and vertical arrangement sets up the multiunit, and buffer layer and buffer cylinder are the separation connection simultaneously, and the buffer layer sets up to the rubber layer.
Further preferred embodiments: two groups of exhaust grooves are formed, and protruding rubber membranes are arranged on the edge of the inner side of each exhaust groove.
Further preferred embodiments: the push rod is embedded in the buffer cylinder simultaneously, and the rubber edge layer is arranged to be a convex arc layer.
Further preferred embodiments: the stress rod is integrally arranged in an upward inclined mode, the top end of the stress rod is arranged in a disc shape and embedded into the closed cavity, the corrugated layer is arranged to be attached to the inner wall of the buffer cylinder, and the corrugated layer is arranged to be a rubber layer and arranged in a corrugated protruding mode.
Further preferred embodiments: the stress plate is positioned at the top position of the buffer cylinder, and the stress plate is embedded in the buffer cylinder in a sliding mode.
Further preferred embodiments: buffer spring is located the inboard top position of buffer cylinder simultaneously, and the gasbag is whole to be located the top position of buffer cylinder, is located the top of atress board simultaneously, and the gasbag sets up to three disjunctor gasbags of group, is the rubber gasbag.
Further preferred embodiments: the filling layer is arranged around the outer side of the air bag and surrounds the air bag, and the filling layer is filled with granular rubber.
Has the advantages that:
this kind of an air spring bumper shock absorber for commercial vehicle, the buffer cylinder of the soft rubber section of thick bamboo that the bottom set up is convenient for compress in the atress, and the buffer layer that the fixed surface cup jointed simultaneously drives the buffer layer and extrudees each other when buffer cylinder bottom atress is compressed to utilize the air current to discharge and reach the effect of buffering.
This kind of an air spring bumper shock absorber for commercial vehicle through the air discharge duct, when the buffer layer atress extrudees, discharges control to the air current in the buffer layer, is favorable to the buffering.
This kind of an air spring bumper shock absorber for commercial vehicle, through the rubber limit layer at push rod and edge, the friction between reinforcing and the buffer tube inner wall to reinforcing buffering effect reduces the bounce-back coefficient of spring structure simultaneously.
This kind of an air spring bumper shock absorber for commercial vehicle through the atress pole, when receiving external force, the atress pole conducts external force to the buffer cylinder on to make the buffer cylinder bottom extrude, cushion.
This kind of an air spring bumper shock absorber for commercial vehicle, when the push rod atress activity, wave form layer and rubber limit layer contact strengthen contact and friction between the push rod buffer cylinder to reinforcing buffering effect reduces the coefficient of bounce-back of spring structure simultaneously when appearing rebounding.
This kind of an air spring bumper shock absorber for commercial vehicle, through the atress board, when the push rod slided in the buffer tube, the atress board atress slided, extrudeed the gasbag.
This kind of an air spring bumper shock absorber for commercial vehicle, when the push rod atress was slided, cushions external force through buffer spring.
This kind of an air spring bumper shock absorber for commercial vehicle, through the gasbag, utilize inside air current outwards to discharge the external force of applying to the atress board and carry out the buffering processing, when the bounce-back appears simultaneously, the inside air current of slowly inhaling of gasbag, the air current causes certain hindrance to bounce-back force to the bounce-back coefficient.
This kind of an air spring bumper shock absorber for commercial vehicle protects the gasbag through the filling layer, avoids the gasbag extrusion damage to appear, has certain buffering effect simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the whole internal structure of the present invention.
Fig. 3 is an enlarged view of a structure in fig. 2.
In FIGS. 1-3: the buffer cylinder 1, the gasket 2, the threaded column 3, the buffer layer 4, the air outlet 5, the connecting rod 6, the first connecting ring 7, the bottom rod 8, the second connecting ring 9, the stress rod 10, the closed cavity 11, the air bag 12, the filling layer 13, the stress plate 14, the buffer spring 15, the push rod 16, the exhaust groove 17, the rubber edge layer 18 and the wave layer 19.
Detailed Description
As shown in figures 1 to 3:
the utility model provides an air spring shock absorber for commercial vehicle, which comprises a buffer cylinder 1, a threaded column 3 is fixedly connected at the top end of the buffer cylinder 1, a gasket 2 is fixedly sleeved at the bottom end of the threaded column 3, a gas outlet 5 is fixedly arranged at the top end of the surface of the buffer cylinder 1, a buffer layer 4 is fixedly arranged on the surface of the buffer cylinder 1, an exhaust duct 17 is fixedly arranged on the surface of the buffer layer 4, a connecting rod 6 is embedded in the buffer cylinder 1, a push rod 16 is fixedly connected at the top end of the connecting rod 6, a rubber edge layer 18 is fixedly connected at the edge of the push rod 16, a first connecting ring 7 is fixedly sleeved at the bottom of the connecting rod 6, a bottom rod 8 is fixedly connected at the bottom end of the connecting rod 6, a second connecting ring 9 is fixedly connected at the bottom end of the bottom rod 8, a stress rod 10 is fixedly connected at the surface of the first connecting ring 7, and closed cavities 11 are fixedly arranged at both sides of the bottom end in the buffer cylinder 1, the inside of buffer tube 1 is fixed and is provided with ripples layer 19, and the inside embedding of buffer tube 1 is provided with atress board 14, and the embedding is provided with buffer spring 15 between atress board 14 and the push rod 16, and the inside embedding of buffer tube 1 is provided with gasbag 12, and gas outlet 5 corresponds gasbag 12 and sets up, and the outside of gasbag 12 is fixed and is provided with filling layer 13.
Wherein, the whole buffer cylinder 1 is provided with plastic cylinders at two ends in a butt joint mode, the top is provided with a hard plastic cylinder, and the bottom is provided with a soft rubber cylinder.
Wherein, buffer layer 4 is fixed cup joints buffer cylinder 1 setting, and vertical range sets up the multiunit, and buffer layer 4 and buffer cylinder 1 are the separation and connection simultaneously, and buffer layer 4 sets up to the rubber layer, and buffer cylinder 1 of the soft rubber cylinder of bottom setting is convenient for compress in the atress, and buffer layer 4 that the fixed surface of cooperation cup jointed simultaneously drives buffer layer 4 and extrudees each other when 1 bottom atress of buffer cylinder is compressed to utilize the air current to discharge and reach the effect of buffering.
Wherein, two sets of are seted up to the air discharge duct 17, and the inboard edge of air discharge duct 17 sets up outstanding rubber membrane, through air discharge duct 17, when buffer layer 4 atress extrusion, discharges the control to the air current in buffer layer 4, is favorable to the buffering.
Wherein, push rod 16 imbeds simultaneously in buffer cylinder 1, and rubber limit layer 18 sets up to bellied arc layer, through push rod 16 and marginal rubber limit layer 18, strengthens and buffers the friction between the 1 inner walls of a section of thick bamboo to reinforcing buffering effect.
Wherein, the whole tilt up setting of atress pole 10, the top is the disc setting embedding in closed chamber 11 simultaneously, through atress pole 10, when receiving external force, atress pole 10 conducts external force to buffer cylinder 1 on to make 1 bottoms of buffer cylinder extrude, cushion.
Wherein, the inner wall setting of wave form layer 19 laminating buffer cylinder 1, and wave form layer 19 sets up to the rubber layer, is the protruding setting of corrugate, and when push rod 16 atress activity, wave form layer 19 and rubber limit layer 18 contact, the contact and the friction between 16 buffer cylinders 1 of reinforcing push rod to reinforcing buffering effect.
Wherein, the stress plate 14 is located at the top position of the buffer cylinder 1, and the stress plate 14 is embedded in the buffer cylinder 1 in a sliding manner, and through the stress plate 14, when the push rod 16 slides in the buffer cylinder 1, the stress plate 14 is stressed to slide, so as to extrude the air bag 12.
The buffer spring 15 is located at the top of the inner side of the buffer cylinder 1, and when the push rod 16 slides under force, the buffer spring 15 buffers the external force.
Wherein, gasbag 12 is whole to be located the top position of buffer cylinder 1, is located the top of atress board 14 simultaneously, and gasbag 12 sets up to three disjunctor gasbags of group, for the rubber gasbag, through gasbag 12, utilizes inside air current to outwards discharge and cushions the processing to the external force that atress board 14 applyed.
Wherein, filling layer 13 sets up around the outside of gasbag 12, surrounds gasbag 12 and sets up, and filling layer 13 sets up to granular rubber and fills, protects gasbag 12 through filling layer 13, avoids gasbag 12 extrusion to appear damaged, has certain buffering effect simultaneously.
The working principle is as follows:
the concrete using mode and action of the embodiment, during the use, the threaded column 3 is in threaded connection with an external vehicle, and the buffer layer 4 is stressed and extruded through the second connecting ring 9 and is pressed to a wheel position of the vehicle when the vehicle runs and encounters an uneven road surface, meanwhile, after the buffer tube 1 is stressed and extruded to a certain deformation, the deformation speed is smaller than the extrusion speed, the air flow in the buffer layer 4 is slowly discharged outwards through the exhaust groove 17 to buffer the external force, then the push rod 16 is stressed to push the buffer spring 15 to extrude, the buffer effect is enhanced, meanwhile, the extrusion stress of the buffer spring 15 acts on the stress plate 14, the stress plate 14 slides upwards to extrude the air bag 12 to buffer the external force, and the deformation of the air bag 12 under the action of the filling layer 13 is limited, so as to avoid the air bag 12 from being damaged due to excessive stress, meanwhile, the buffer is performed under the matching of the filling layer 13, and when the push rod 16 pushes upwards, the push rod is in contact with the rubber edge layer 18 and the corrugated layer 19, so that the contact and friction force are increased, and the buffer effect is improved.
Claims (9)
1. An air spring shock absorber for commercial vehicles, comprising a surge tank (1), characterized in that: the top end of the buffer cylinder (1) is fixedly connected with a threaded column (3), the bottom end of the threaded column (3) is fixedly sleeved with a gasket (2), the top end of the surface of the buffer cylinder (1) is fixedly provided with a gas outlet (5), the surface of the buffer cylinder (1) is fixedly provided with a buffer layer (4), the surface of the buffer layer (4) is fixedly provided with an exhaust groove (17), the inside of the buffer cylinder (1) is embedded with a connecting rod (6), the top end of the connecting rod (6) is fixedly connected with a push rod (16), the edge of the push rod (16) is fixedly connected with a rubber edge layer (18), the bottom of the connecting rod (6) is fixedly sleeved with a first connecting ring (7), the bottom end of the connecting rod (6) is fixedly connected with a bottom rod (8), the bottom end of the bottom rod (8) is fixedly connected with a second connecting ring (9), the surface of the first connecting ring (7) is fixedly connected with a stress rod (10), two sides of the bottom end inside of the buffer cylinder (1) are fixedly provided with a closed cavity (11), the buffer cylinder is characterized in that a corrugated layer (19) is fixedly arranged inside the buffer cylinder (1), a stress plate (14) is embedded inside the buffer cylinder (1), a buffer spring (15) is embedded between the stress plate (14) and a push rod (16), an air bag (12) is embedded inside the buffer cylinder (1), an air outlet (5) is formed corresponding to the air bag (12), and a filling layer (13) is fixedly arranged on the outer side of the air bag (12).
2. An air spring shock absorber for commercial vehicles according to claim 1, wherein: the buffer cylinder (1) is integrally in butt joint arrangement with plastic cylinders at two ends, the top is a hard plastic cylinder, and the bottom is a soft rubber cylinder.
3. An air spring shock absorber for commercial vehicles according to claim 1, wherein: buffer layer (4) fixed socket joint buffer cylinder (1) sets up, and vertical arrangement sets up the multiunit, and buffer layer (4) and buffer cylinder (1) are the discrete connection simultaneously, and buffer layer (4) set up to the rubber layer.
4. An air spring shock absorber for commercial vehicles according to claim 1, wherein: two groups of exhaust grooves (17) are formed, and protruding rubber films are arranged on the inner side edges of the exhaust grooves (17).
5. An air spring shock absorber for commercial vehicles according to claim 1, wherein: the push rod (16) is embedded into the buffer cylinder (1) at the same time, and the rubber edge layer (18) is arranged to be a convex arc layer.
6. An air spring shock absorber for commercial vehicles according to claim 1, wherein: stress rod (10) whole tilt up setting, the top is the disc setting embedding in closed chamber (11) simultaneously, and the inner wall setting of wave layer (19) laminating buffer cylinder (1), and wave layer (19) set up to the rubber layer, are the outstanding setting of corrugate.
7. An air spring shock absorber for commercial vehicles according to claim 1, wherein: the stress plate (14) is located at the top position of the buffer cylinder (1), and the stress plate (14) is embedded in the buffer cylinder (1) in a sliding mode.
8. An air spring shock absorber for commercial vehicles according to claim 1, wherein: buffer spring (15) are located the inboard top position of buffer cylinder (1) simultaneously, and gasbag (12) are whole to be located the top position of buffer cylinder (1), are located the top of atress board (14) simultaneously, and gasbag (12) set up to three disjunctor gasbags, are the rubber gasbag.
9. An air spring shock absorber for commercial vehicles according to claim 1, wherein: the filling layer (13) is arranged on the periphery of the outer side of the air bag (12) and surrounds the air bag (12), and the filling layer (13) is filled with granular rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127013.0U CN214465769U (en) | 2021-01-18 | 2021-01-18 | Air spring shock absorber for commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127013.0U CN214465769U (en) | 2021-01-18 | 2021-01-18 | Air spring shock absorber for commercial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214465769U true CN214465769U (en) | 2021-10-22 |
Family
ID=78139764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120127013.0U Expired - Fee Related CN214465769U (en) | 2021-01-18 | 2021-01-18 | Air spring shock absorber for commercial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214465769U (en) |
-
2021
- 2021-01-18 CN CN202120127013.0U patent/CN214465769U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |