CN105179549A - Shock absorption rubber air spring used for vehicle - Google Patents
Shock absorption rubber air spring used for vehicle Download PDFInfo
- Publication number
- CN105179549A CN105179549A CN201510583697.4A CN201510583697A CN105179549A CN 105179549 A CN105179549 A CN 105179549A CN 201510583697 A CN201510583697 A CN 201510583697A CN 105179549 A CN105179549 A CN 105179549A
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- main body
- lower cover
- type lower
- air spring
- bellows main
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Abstract
The invention discloses a shock absorption rubber air spring used for a vehicle. The shock absorption rubber air spring comprises an upper cover, a bladder type main body, a shock absorption block, a piston type lower cover, a connection rod and a pressing cover. The upper cover and the piston type lower cover are connected with the bladder type main body. The piston type lower cover is provided with a piston cavity in the direction towards the bladder type main body. The pressing cover is provided with a through hole in the axial direction of the bladder type main body. The connection rod penetrates the through hole of the pressing plate to extend into the piston cavity and is driven by the pressing plate to reciprocate. The bladder type main body comprises a rubber shell and a column-shaped inner cavity. The shock absorption block is connected in the column-shaped inner cavity and located between the piston type lower cover and the upper cover. The shock absorption rubber air spring is simple in structure and convenient to make. The process is easy to achieve. The phenomena of the short service life and partial heating of the rubber air spring caused by excessive deformation and overstrain of a rubber airbag due to frequent use in the using process are avoided, so that the service life of the rubber air spring is prolonged, and the quality of the rubber air spring is improved.
Description
Technical field
The present invention relates to the application on vehicle of rubber air spring technical field, particularly rubber air spring, particularly relate to vehicle insulation rubber pneumatic spring.
Background technique
Now along with the development of vehicle, rubber air spring is widely used in load-carrying vehicle, go-anywhere vehicle and SUV go-anywhere vehicle, big bus, high ferro etc., for airsuspension system, air damping system, utilization rate is on heavy goods vehicles more than 80%, bullet train and luxurious city bus 100% adopt, and part car there are also installed this system.The vehicle front-wheel of air Rubber spring suspension and the vicinity of trailing wheel all can be provided with ground clearance sensor, by the output signal of ground clearance sensor, car running computer can judge that vehicle body height changes, control air compressor and drain tap again, make spring automatic Compression or elongation, thus reduce or raise the chassis ground Clearance, to increase the passing ability of high speed vehicle body stability or complex road condition.
Certainly, compare traditional damping device and system, its probability broken down and frequency also higher, and by the power resources of air as shock mitigation system, the sealing of associated components is also a problem, in addition, if it is rugged to run into section, or the location that road conditions are poor, rubber air spring is used frequently, and can cause its rubber pneumatic bag frequent wear and local superheating, and is the air pump system local superheating of its air feed, greatly can shorten the working life of air pump, make its use be subject to larger restriction.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides vehicle insulation rubber pneumatic spring, its object is to improve rubber air spring in use, the rubber pneumatic bag excessive deformation caused owing to frequently using and strain, and cause the phenomenon of shorter and local heating in its working life, thus improve its working life and quality.
The technical solution adopted in the present invention is: vehicle insulation rubber pneumatic spring, comprise upper cover, bellows main body, snubber block, piston type lower cover, connecting rod, gland, upper cover and piston type lower cover are connected in bellows main body respectively, and piston type lower cover is provided with piston cavity on bellows main direction; Gland is provided with through hole along the axial direction of bellows main body, and connecting rod extends in piston cavity through the through hole of gland, and moves reciprocatingly under the driving of gland; Bellows main body comprises rubbery outer cover and cylindrical interior volume, and snubber block is connected in cylindrical interior volume, and it is between piston type lower cover and upper cover.Its lower cover has been arranged to piston structure form by rubber air spring of the present invention, and in piston type lower cover, be provided with piston cavity for link motion, and connecting rod drives the to-and-fro motion in piston cavity together of connected gland, thus the air in piston cavity is extruded, final realization extrudes the air in the cylindrical interior volume of bellows main body, and meanwhile, the present invention is provided with snubber block in cylindrical interior volume between upper cover and gland, ensure that when outside vehicle is subject to larger vibrations, snubber block promotes connecting rod and moves toward the direction of piston cavity, thus alleviate the deformation extent of the bellows main body of rubber air spring, reduce the formation abrasion of bellows main body, and alleviate its local superheating phenomenon, thus extend the working life of bellows main body.
Further, snubber block is also provided with connection chamber along on the axial direction of cylindrical interior volume, connecting rod passes gland and is connected in connection chamber, to connect snubber block, thus snubber block and gland are connected into an entirety, ensure that snubber block can move with gland in time, thus ensure the uniformity of its damping effect.
Further, in the connection chamber of snubber block, be also provided with anti-wearing liner, thus improve working strength and the life-span of snubber block.
Further, in order to be that it has good wear-resisting property and higher intensity, anti-wearing liner is made up of stainless steel or copper or plastics.
Further, the rubbery outer cover of bellows main body and piston type lower cover connection part comprise the first bending part of the direction bending at axle place wherein, the second bending part and the 3rd bending part, the outer surface of the 3rd bending part laminating piston type lower cover connects, thus enhance the sealability of bellows main body, add its operating time, decrease the intensity of its ventilation, efficiently avoid the working strength of the air pump into its air feed, and the phenomenon of local superheating.
Again further, form a squeezing groove between the first bending part and the second bending part, squeezing groove is subject to the extruding of gas in bellows main body, compresses the 3rd bending part further, plays certain buffer function, enhance the damping effect of snubber block.
Compared with prior art, the invention has the beneficial effects as follows: its lower cover has been arranged to piston structure form by rubber air spring of the present invention, and in piston type lower cover, be provided with piston cavity for link motion, and connecting rod drives the to-and-fro motion in piston cavity together of connected gland, thus the air in piston cavity is extruded, final realization extrudes the air in the cylindrical interior volume of bellows main body, and meanwhile, the present invention is provided with snubber block in cylindrical interior volume between upper cover and gland, ensure that when outside vehicle is subject to larger vibrations, snubber block promotes connecting rod and moves toward the direction of piston cavity, thus alleviate the deformation extent of the bellows main body of rubber air spring, reduce the formation abrasion of bellows main body, thus extend the working life of bellows main body.
Structure of the present invention is simple, easy to make, technique is easy to realize, improve rubber air spring in use, the rubber pneumatic bag excessive deformation caused owing to frequently using and strain, and cause the phenomenon of shorter and local heating in its working life, thus improve working life and the quality of rubber air spring.
Accompanying drawing explanation
Fig. 1 is the structural representation of vehicle insulation rubber pneumatic spring.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with drawings and Examples, the present invention is further described, and this embodiment, only for explaining the present invention, not forming protection scope of the present invention and limiting.
As shown in Figure 1, vehicle insulation rubber pneumatic spring, comprise upper cover 1, bellows main body 2, snubber block 3, piston type lower cover 4, connecting rod 5, gland 6, upper cover 1 and piston type lower cover 4 are connected in bellows main body 2 respectively, and piston type lower cover 4 is provided with piston cavity 41 on bellows main body 2 direction; Gland 6 is provided with through hole 61 along the axial direction of bellows main body 2, and connecting rod 5 extends in piston cavity 41 through the through hole 61 of gland 6, and moves reciprocatingly under the driving of gland 6; Bellows main body 2 comprises rubbery outer cover 21 and cylindrical interior volume 22, and snubber block 3 is connected in cylindrical interior volume 22, and it is between piston type lower cover 4 and upper cover 1.Its lower cover has been arranged to piston structure form by rubber air spring of the present invention, and in piston type lower cover 4, be provided with piston cavity 41 for connecting rod 5 and move, and connecting rod 5 drives the to-and-fro motion in piston cavity 41 together of connected gland 6, thus the air in piston cavity 41 is extruded, final realization extrudes the air in the cylindrical interior volume 22 of bellows main body 2, and meanwhile, the present invention is provided with snubber block 3 in cylindrical interior volume 22 between upper cover 1 and gland 6, ensure that when outside vehicle is subject to larger vibrations, snubber block 3 promotes connecting rod 5 and moves toward the direction of piston cavity, thus alleviate the deformation extent of the bellows main body of rubber air spring, reduce the formation abrasion of bellows main body 2, and alleviate its local superheating phenomenon, thus extend the working life of bellows main body.
In the present invention, snubber block 3 is also provided with connection chamber 31 along on the axial direction of cylindrical interior volume 22, connecting rod 5 passes gland 6 and is connected in connection chamber 31, to connect snubber block 3, thus snubber block 3 and gland 6 are connected into an entirety, ensure that snubber block 3 can move with gland 6 in time, thus ensure the uniformity of its damping effect.
In addition, in the connection chamber 31 of snubber block 3, be also provided with anti-wearing liner 7, thus improve working strength and the life-span of snubber block 3.In order to be that it has good wear-resisting property and higher intensity, anti-wearing liner 7 is made up of stainless steel or copper or plastics.
And rubbery outer cover 21 and piston type lower cover 4 connection part of bellows main body 2 comprise the first bending part 211, second bending part 212 and the 3rd bending part 213 of the direction bending at axle place wherein, 3rd bending part 213 fit piston type lower cover 4 outer surface connect, thus enhance the sealability of bellows main body 2, add its operating time, decrease the intensity of its ventilation, efficiently avoid the working strength of the air pump for its air feed, and the phenomenon of local superheating.Form a squeezing groove 214 between first bending part 211 and the second bending part 212, squeezing groove 214 is subject to the extruding of gas in bellows main body 2, compresses the 3rd bending part 213 further, plays certain buffer function, enhance the damping effect of snubber block 3.
Structure of the present invention is simple, easy to make, technique is easy to realize, improve rubber air spring in use, the rubber pneumatic bag excessive deformation caused owing to frequently using and strain, and cause the phenomenon of shorter and local heating in its working life, thus improve working life and the quality of rubber air spring.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, those of ordinary skill in the art; very easily according to above-described embodiment, understand spirit of the present invention, and make different amplifications and change; but only otherwise depart from spirit of the present invention, all in protection scope of the present invention.
Claims (6)
1. vehicle insulation rubber pneumatic spring, it is characterized in that: comprise upper cover (1), bellows main body (2), snubber block (3), piston type lower cover (4), connecting rod (5), gland (6), described upper cover (1) and piston type lower cover (4) are connected in bellows main body (2) respectively, and described piston type lower cover (4) is provided with piston cavity (41) on bellows main body (2) direction; Described gland (6) is provided with through hole (61) along the axial direction of bellows main body (2), and described connecting rod (5) extends in piston cavity (41) through the through hole (61) of gland (6), and moves reciprocatingly under the driving of gland (6); Described bellows main body (2) comprises rubbery outer cover (21) and cylindrical interior volume (22), and described snubber block (3) is connected in cylindrical interior volume (22), and it is between piston type lower cover (4) and upper cover (1).
2. vehicle insulation rubber pneumatic spring according to claim 1, it is characterized in that: described snubber block (3) is also provided with connection chamber (31) along on the axial direction of cylindrical interior volume (22), described connecting rod (5) is through gland (6) and be connected in connection chamber (31), to connect snubber block (3).
3. vehicle insulation rubber pneumatic spring according to claim 2, is characterized in that: be also provided with anti-wearing liner (7) in the connection chamber (31) of described snubber block (3).
4. vehicle insulation rubber pneumatic spring according to claim 3, is characterized in that: described anti-wearing liner (7) is made up of stainless steel or copper or plastics.
5. vehicle insulation rubber pneumatic spring according to claim 1, it is characterized in that: rubbery outer cover (21) and piston type lower cover (4) connection part of described bellows main body (2) comprise first bending part (211) of the direction bending at axle place wherein, the second bending part (212) and the 3rd bending part (213), the outer surface of described 3rd bending part (213) laminating piston type lower cover (4) connects.
6. vehicle insulation rubber pneumatic spring according to claim 5, it is characterized in that: between described first bending part (211) and the second bending part (212), form a squeezing groove (214), described squeezing groove (214) is subject to the extruding of bellows main body (2) interior gas, compresses the 3rd bending part (213) further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583697.4A CN105179549B (en) | 2015-09-15 | 2015-09-15 | Vehicle Shockproof rubber air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583697.4A CN105179549B (en) | 2015-09-15 | 2015-09-15 | Vehicle Shockproof rubber air spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105179549A true CN105179549A (en) | 2015-12-23 |
| CN105179549B CN105179549B (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510583697.4A Expired - Fee Related CN105179549B (en) | 2015-09-15 | 2015-09-15 | Vehicle Shockproof rubber air spring |
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| Country | Link |
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| CN (1) | CN105179549B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210124A (en) * | 2018-11-30 | 2019-01-15 | 中国电子工程设计院有限公司 | A kind of bellows type air spring |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000337417A (en) * | 1999-05-25 | 2000-12-05 | Mitsubishi Steel Mfg Co Ltd | Air spring |
| CN201096162Y (en) * | 2007-10-22 | 2008-08-06 | 宁波美亚达汽车部件制造有限公司 | Rubber air spring for cars |
| CN201517581U (en) * | 2009-11-05 | 2010-06-30 | 李文庆 | Shock absorber |
| CN103062269A (en) * | 2012-12-18 | 2013-04-24 | 青岛四方车辆研究所有限公司 | Clamp pressing type air spring |
| CN103899699A (en) * | 2008-07-09 | 2014-07-02 | 火石工业产品有限责任公司 | Gas spring and gas damper assembly and method |
| CN205036770U (en) * | 2015-09-15 | 2016-02-17 | 广德高斯特车辆部件有限公司 | Vehicle is with rubber air spring that takes precautions against earthquakes |
-
2015
- 2015-09-15 CN CN201510583697.4A patent/CN105179549B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000337417A (en) * | 1999-05-25 | 2000-12-05 | Mitsubishi Steel Mfg Co Ltd | Air spring |
| CN201096162Y (en) * | 2007-10-22 | 2008-08-06 | 宁波美亚达汽车部件制造有限公司 | Rubber air spring for cars |
| CN103899699A (en) * | 2008-07-09 | 2014-07-02 | 火石工业产品有限责任公司 | Gas spring and gas damper assembly and method |
| CN201517581U (en) * | 2009-11-05 | 2010-06-30 | 李文庆 | Shock absorber |
| CN103062269A (en) * | 2012-12-18 | 2013-04-24 | 青岛四方车辆研究所有限公司 | Clamp pressing type air spring |
| CN205036770U (en) * | 2015-09-15 | 2016-02-17 | 广德高斯特车辆部件有限公司 | Vehicle is with rubber air spring that takes precautions against earthquakes |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210124A (en) * | 2018-11-30 | 2019-01-15 | 中国电子工程设计院有限公司 | A kind of bellows type air spring |
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| Publication number | Publication date |
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| CN105179549B (en) | 2018-01-05 |
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Granted publication date: 20180105 Termination date: 20200915 |