CN204149798U - A kind of single-point rubber suspension system - Google Patents
A kind of single-point rubber suspension system Download PDFInfo
- Publication number
- CN204149798U CN204149798U CN201420516917.2U CN201420516917U CN204149798U CN 204149798 U CN204149798 U CN 204149798U CN 201420516917 U CN201420516917 U CN 201420516917U CN 204149798 U CN204149798 U CN 204149798U
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- spring
- axis
- shearing
- variation rigidity
- suspension system
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 52
- 239000000725 suspension Substances 0.000 title claims abstract description 37
- 241000269799 Perca fluviatilis Species 0.000 claims abstract description 17
- 238000010008 shearing Methods 0.000 claims description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 239000013536 elastomeric material Substances 0.000 claims description 7
- 241001416181 Axis axis Species 0.000 claims description 2
- 239000000806 elastomer Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a kind of single-point rubber suspension system, comprise middle shaft platform, axis, equalizing bar and Rubber Parts composition, be connected with variable rate spring by shear spring between middle shaft platform and axis, shear spring and variable rate spring are directly installed on spring perch by fastener, and spring perch and equalizing bar assembly are fixed on the upper and lower side of axis by fastener.The axis of this single-point rubber suspension system makes two-section type into from shaft, reduces difficulty of processing, simplified processing process, improves precision, reduces weight, realizes hanging lightweight; The symmetry of rubber spring is installed, and centre distance is larger, improves stability and the driver comfort of trailer traveling.
Description
Technical field
The utility model relates to auto-parts field, in particular a kind of single-point rubber suspension system.
Background technology
Now for the single-point suspension of trailer and superimposed trailer, be that level is arranged on the two ends of middle axle assembly, is connected to middle axle assembly and axle unit by steel spring as damper element, steel spring is formed by the manufacture that stacks up of multi-disc metal sheet.Prior art also exists following shortcoming: (1) steel spring manufacturing process is complicated, and quality can not ensure; (2) steel spring volume and weight is comparatively large, causes single-point suspension heavy, reduces effective carrying of vehicle, increase oil consumption; (3) when the vehicle is unladen, steel spring rigidity not easily produces deformation comparatively greatly, and damping effect is limited, when vehicle is through rough ground, the impulsive force that axletree is subject to road surface is comparatively large, and copper sheathing wearing and tearing are very fast, affect service life, meanwhile, the noise produced because of impulsive force is also larger; (4) when vehicle heavy duty, steel spring pressurized camber diminishes, and vehicle chassis reduces, and between steel plate, friction force increases, and Long-Time Service easily produces displacement, affects service life; (5) steel spring gets rusty easily after weathering, thus affects in-use performance, higher to the requirement of lubrication; (6) traditional single-point hangs and to front and back tire adjustment, to left and right tire adjustment, can only can not reduce the anti-rolling stability of vehicle, affect ride quality; (7) existing rubber suspension system, hangs heavier, less stable.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The purpose of this utility model is to provide a kind of single-point rubber suspension system, being intended to solve existing single-point suspension adopts steel spring to do damper element, steel spring is heavier, cause vehicle oil consumption large, affect parts service life, affect ride quality, problem that damping effect is bad.
The technical solution of the utility model is as follows: a kind of single-point rubber suspension system, wherein, comprises the first axle unit for mounting tyre and the second axle unit; Shaft platform in being fixedly connected with vehicle frame; To be arranged in first between the first axle unit and the second axle unit axle assembly in axle assembly and second; In described first, axle assembly comprises an axis, is no less than two shear springs, a variable rate spring, spring perch and an equalizing bar, and described shear spring is separately positioned on the side of spring perch, and shear spring also heads on the inner side of middle shaft platform biside plate respectively; Described variable rate spring is arranged on the top of spring perch, and the end face of variable rate spring heads on the downside of the top board of middle shaft platform; Equalizing bar is provided with bottom bracket, the bottom of spring perch is provided with central axis hole, axis is arranged on bottom bracket, the two ends step of axis protrudes outside bottom bracket, the equalizing bar being provided with axis is arranged in central axis hole, the step that axis two ends are protruded is by axis platen support, and middle shaft pressuring plate and spring perch are bolted; Equalizing bar two ends are separately fixed on the first axle unit and the second axle unit; Described middle shaft platform is symmetricly set on through axis center and the both sides of vertical plane perpendicular to axis axis; In described second, the structure of axle assembly is consistent with the structure of axle assembly in first.
Described single-point rubber suspension system, wherein, in described second, in axle assembly and first, the equalizing bar of axle assembly be arranged in parallel, and vertical with the axis direction of the first axle unit or the second axle unit.
Described single-point rubber suspension system, wherein, described shear spring comprise be made up of elastomeric material elasticity of shearing body, to be multiplely arranged between elasticity of shearing body and to be sheared the shearing steel plate of elastic body parcel completely, to be arranged on multiple shearing mounting holes for mounting fastener of described shearing steel plate top and bottom; Described shearing steel plate is spaced apart in elasticity of shearing body; Described multiple shearing steel plate and elasticity of shearing body bottom surface be arranged in parallel; Described elasticity of shearing body end face and bottom surface are oblong or square, and the ratio of length and width is 1 ~ 1.8, and the top surface area of elasticity of shearing body is equal with the base area of elasticity of shearing body, and other four sides of elasticity of shearing body are parallelogram.
Described single-point rubber suspension system, wherein, described variable rate spring comprise be made up of elastomeric material variation rigidity elastic body, be arranged on variation rigidity elastomer bottom and the variation rigidity steel plate wrapped up by variation rigidity elastic body completely and be arranged at least one bottom described variation rigidity steel plate for the variation rigidity mounting hole of mounting fastener; Described variation rigidity steel plate and variation rigidity elastic body bottom surface be arranged in parallel; Described variation rigidity elastic body end face and bottom surface are oblong or square, and the ratio of length and width is 1 ~ 1.8, and variation rigidity other four sides elastomeric are all in echelon form; Oblong center or the square center of the oblong center of described variation rigidity elastic body end face or square center and described variation rigidity elastic body bottom surface are positioned on the straight line of same perpendicular to elastic body end face.
Described single-point rubber suspension system, wherein, the biside plate of described middle shaft platform is provided with chamfering.
Described single-point rubber suspension system, wherein, described equalizing bar is a square tube, and there is knock hole at the two ends of square tube, equalizing bar is positioned on axle unit through knock hole by bolt.
Described single-point rubber suspension system, wherein, described first axle unit and the second axle unit are provided with spring block and lower spring block, and equalizing bar is arranged between spring block and lower spring block, and upper spring block is fixedly connected with by clevis bolt with lower spring block.
Described single-point rubber suspension system, wherein, is provided with soft rubber leaf spring cover for seat in described upper spring block and lower spring block.
The beneficial effects of the utility model: the utility model is by providing a kind of single-point rubber suspension system, and adopt rubber spring and balance beam structure to replace steel spring, have the following advantages: (1) simplifies the manufacturing process of suspension, quality more can ensure; (2) because rubber spring is lighter than steel spring, achieve product lightweight, improve capacity weight, reduce oil consumption; (3) rubber inherently has damping force characteristics, can store more dilatation energy, has well opposing weathering and corrosive power, does not need lubrication, decrease maintenance time, extend the uptime of vehicle; (4) rubber ratio steel have higher stretch ratio, and damping effect is obvious, reduce road shocks and shake the damage caused to vehicle, extend the service life of operator's compartment, chassis and vehicle body equipment; (5) because connecting with Rubber Parts between axis and platform, more flexible than traditional welding rigid construction, can adjustment different directions stressed, in the two end plates spring abutment that equalizing bar square tube connects with axletree, there is soft rubber leaf spring cover for seat, so single-point rubber suspension not only can adjust the balance of front and back tire, the balance of left and right tire can also be adjusted, prevent vehicle roll, improve stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of single-point rubber suspension system in the utility model.
Fig. 2 is the detonation configuration figure of single-point rubber suspension system in the utility model.
Fig. 3 is the structural representation of shear spring in the utility model.
Fig. 4 is the structural representation of variable rate spring in the utility model.
Fig. 5 is the generalized section of variable rate spring in the utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, clearly, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
As Figure 1-5, this single-point rubber suspension system comprises the first axle unit 100 and the second axle unit 200 for mounting tyre; Shaft platform 310 in being fixedly connected with vehicle frame; To be arranged in first between the first axle unit 100 and the second axle unit 200 axle assembly in axle assembly and second; In described first axle assembly comprise an axis 410, be no less than two shear springs 420, variable rate spring 430, spring perch 440 and an equalizing bar 450, described shear spring 420 is separately positioned on the side of spring perch 440, and shear spring 420 also heads on the inner side of middle shaft platform 310 biside plate respectively; Described variable rate spring 430 is arranged on the top of spring perch 440, and the end face of variable rate spring 430 heads on the downside of the top board of middle shaft platform 310; Equalizing bar 450 is provided with bottom bracket 451, the bottom of spring perch 440 is provided with central axis hole 441, axis 410 is arranged on bottom bracket 451, the two ends step of axis 410 protrudes outside bottom bracket 451, the equalizing bar 450 being provided with axis 410 is arranged in central axis hole 441, the step that axis 410 two ends are protruded is supported by middle shaft pressuring plate 411, and middle shaft pressuring plate 411 and spring perch 440 are bolted; Equalizing bar 450 two ends are separately fixed on the first axle unit 100 and the second axle unit 200; Described middle shaft platform 310 is symmetricly set on through axis 410 center and the both sides of vertical plane perpendicular to axis 410 axis; In described second, the structure of axle assembly is consistent with the structure of axle assembly in first.
In described second, in axle assembly and first, in axle assembly, equalizing bar be arranged in parallel, and vertical with the axis direction of the first axle unit or the second axle unit.Be symmetrical arranged, make the wheel symmetry be connected with this single-point rubber suspension system, time stressed, connected wheel can be divided equally by stressed.
As shown in Figure 3, described shear spring 420 comprise be made up of elastomeric material elasticity of shearing body 421, to be multiplely arranged between elasticity of shearing body 421 and to be sheared the shearing steel plate 422 that elastic body 421 wraps up, the multiple shearing mounting holes for mounting fastener being arranged on described shearing steel plate 422 top and bottom completely, wherein, shearing steel plate 422 is spaced apart in elasticity of shearing body 421, is namely equipped with certain thickness elasticity of shearing body 421 between every block shearing steel plate 422; Described multiple shearing steel plates 422 be arranged in parallel with elasticity of shearing body 421 bottom surface; Described elasticity of shearing body 421 end face and bottom surface are oblong or square, the ratio of length and width is 1 ~ 1.8, the top surface area of elasticity of shearing body 421 is equal with the base area of elasticity of shearing body 421, and other four sides of elasticity of shearing body 421 are parallelogram; Described elasticity of shearing material is poly-chloroprene rubber or natural rubber, and hardness is between 50-80HA.
As illustrated in figures 4-5, described variable rate spring 430 comprise be made up of elastomeric material variation rigidity elastic body 431, to be arranged on bottom variation rigidity elastic body 431 and the variation rigidity steel plate 432 wrapped up by variation rigidity elastic body 431 completely and be arranged at least one bottom described variation rigidity steel plate 432 for the variation rigidity mounting hole of mounting fastener, wherein, described variation rigidity steel plate 432 be arranged in parallel with variation rigidity elastic body 431 bottom surface; Described variation rigidity elastic body 431 end face and bottom surface are oblong or square, the ratio of length and width is 1 ~ 1.8, other four sides of variation rigidity elastic body 431 are all in echelon form, and namely the area of variation rigidity elastic body 431 horizontal section constantly increases from top to bottom; Described elastomeric material is poly-chloroprene rubber or natural rubber, and hardness is between 50-80HA; Oblong center or the square center of the oblong center of described variation rigidity elastic body 431 end face or square center and described variation rigidity elastic body 431 bottom surface are positioned on the straight line of same perpendicular to elastic body end face.
The biside plate of middle shaft platform 310 arranges two shear springs respectively, for convenience of guiding, side plate is designed with chamfering.
Described equalizing bar 450 is a square tube, and the material of square tube is low-carbon alloy steel, square tube add technique be by hollow circular-tube by the side's of pushing away machine be squeezed into square after, then to form through heat treatment process.There is knock hole at the two ends of square tube, equalizing bar 450 can be positioned on axle unit.
Described first axle unit 100 and the second axle unit 200 are provided with spring block and lower spring block, equalizing bar 450 is arranged between spring block and lower spring block, upper spring block is fixedly connected with by clevis bolt with lower spring block, and the two ends of equalizing bar are locked on the first axle unit 100 and the second axle unit 200 respectively.
Be provided with soft rubber leaf spring cover for seat in described upper spring block and lower spring block, make it have buffer action, axle unit and equalizing bar 450 are flexibly connected, when running into ground not at ordinary times, ensure each tire can with earth surface.
The axis of this single-point rubber suspension system makes two-section type into from shaft, reduces difficulty of processing, simplified processing process, improves precision, reduces weight, realizes hanging lightweight; The symmetry of rubber spring is installed, and centre distance is larger, improves stability and the driver comfort of trailer traveling.
This single-point rubber suspension system adopts rubber spring and balance beam structure to replace steel spring, and have the following advantages: (1) simplifies the manufacturing process of whole suspension, quality more can ensure; (2) because rubber ratio steel spring is light, achieve product lightweight, hang for 32T single-point, hang deadweight minimizing more than 45%, improve capacity weight, reduce oil consumption; (3) rubber inherently has damping force characteristics, can store more dilatation energy, has the ability of well opposing weathering and corrosion, does not need lubrication, decreases maintenance time, extend the uptime of vehicle; (4) rubber ratio steel have higher stretch ratio (stretch based on without any when distortion and restore to the original state), damping effect is obvious, reduce road shocks and shake the damage that causes to vehicle, extending the service life of operator's compartment, chassis and vehicle body equipment; (5) because adopting Rubber Parts to connect between axis and middle shaft platform, more flexible than traditional welding rigid construction; In the two end plates spring abutment that equalizing bar square tube connects with axle unit, there is soft rubber leaf spring cover for seat, so this single-point rubber suspension system not only can adjust the balance of front and back tire, the balance of left and right tire can also be adjusted, prevent vehicle roll, improve stability.
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, can be improved according to the above description or convert, all these improve and convert the protection domain that all should belong to the utility model claims.
Claims (8)
1. a single-point rubber suspension system, is characterized in that, comprises the first axle unit for mounting tyre and the second axle unit; Shaft platform in being fixedly connected with vehicle frame; To be arranged in first between the first axle unit and the second axle unit axle assembly in axle assembly and second; In described first, axle assembly comprises an axis, is no less than two shear springs, a variable rate spring, spring perch and an equalizing bar, and described shear spring is separately positioned on the side of spring perch, and shear spring also heads on the inner side of middle shaft platform biside plate respectively; Described variable rate spring is arranged on the top of spring perch, and the end face of variable rate spring heads on the downside of the top board of middle shaft platform; Equalizing bar is provided with bottom bracket, the bottom of spring perch is provided with central axis hole, axis is arranged on bottom bracket, the two ends step of axis protrudes outside bottom bracket, the equalizing bar being provided with axis is arranged in central axis hole, the step that axis two ends are protruded is by axis platen support, and middle shaft pressuring plate and spring perch are bolted; Equalizing bar two ends are separately fixed on the first axle unit and the second axle unit; Described middle shaft platform is symmetricly set on through axis center and the both sides of vertical plane perpendicular to axis axis; In described second, the structure of axle assembly is consistent with the structure of axle assembly in first.
2. single-point rubber suspension system according to claim 1, it is characterized in that, in described second, in axle assembly and first, the equalizing bar of axle assembly be arranged in parallel, and vertical with the axis direction of the first axle unit or the second axle unit.
3. single-point rubber suspension system according to claim 2, it is characterized in that, described shear spring comprise be made up of elastomeric material elasticity of shearing body, to be multiplely arranged between elasticity of shearing body and to be sheared the shearing steel plate of elastic body parcel completely, to be arranged on multiple shearing mounting holes for mounting fastener of described shearing steel plate top and bottom; Described shearing steel plate is spaced apart in elasticity of shearing body; Described multiple shearing steel plate and elasticity of shearing body bottom surface be arranged in parallel; Described elasticity of shearing body end face and bottom surface are oblong or square, and the ratio of length and width is 1 ~ 1.8, and the top surface area of elasticity of shearing body is equal with the base area of elasticity of shearing body, and other four sides of elasticity of shearing body are parallelogram.
4. single-point rubber suspension system according to claim 2, it is characterized in that, described variable rate spring comprise be made up of elastomeric material variation rigidity elastic body, be arranged on variation rigidity elastomer bottom and the variation rigidity steel plate wrapped up by variation rigidity elastic body completely and be arranged at least one bottom described variation rigidity steel plate for the variation rigidity mounting hole of mounting fastener; Described variation rigidity steel plate and variation rigidity elastic body bottom surface be arranged in parallel; Described variation rigidity elastic body end face and bottom surface are oblong or square, and the ratio of length and width is 1 ~ 1.8, and variation rigidity other four sides elastomeric are all in echelon form; Oblong center or the square center of the oblong center of described variation rigidity elastic body end face or square center and described variation rigidity elastic body bottom surface are positioned on the straight line of same perpendicular to elastic body end face.
5. the single-point rubber suspension system according to claim 3 or 4, is characterized in that, the biside plate of described middle shaft platform is provided with chamfering.
6. the single-point rubber suspension system according to claim 3 or 4, is characterized in that, described equalizing bar is a square tube, and there is knock hole at the two ends of square tube, equalizing bar is positioned on axle unit through knock hole by bolt.
7. the single-point rubber suspension system according to claim 3 or 4, it is characterized in that, described first axle unit and the second axle unit are provided with spring block and lower spring block, equalizing bar is arranged between spring block and lower spring block, and upper spring block is fixedly connected with by clevis bolt with lower spring block.
8. single-point rubber suspension system according to claim 7, is characterized in that, is provided with soft rubber leaf spring cover for seat in described upper spring block and lower spring block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516917.2U CN204149798U (en) | 2014-09-10 | 2014-09-10 | A kind of single-point rubber suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516917.2U CN204149798U (en) | 2014-09-10 | 2014-09-10 | A kind of single-point rubber suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204149798U true CN204149798U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420516917.2U Expired - Lifetime CN204149798U (en) | 2014-09-10 | 2014-09-10 | A kind of single-point rubber suspension system |
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| Country | Link |
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| CN (1) | CN204149798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925570A (en) * | 2020-09-04 | 2020-11-13 | 北京道尔道振动控制设备有限公司 | Isolator inner skleeve and rubber spring subassembly thereof |
-
2014
- 2014-09-10 CN CN201420516917.2U patent/CN204149798U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925570A (en) * | 2020-09-04 | 2020-11-13 | 北京道尔道振动控制设备有限公司 | Isolator inner skleeve and rubber spring subassembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151008 Address after: Yang He Zhen Industrial Zone Third 528513 Guangdong province Gaoming District of Foshan City Patentee after: FOSHAN HO'S MECHANICAL MANUFACTURING Co.,Ltd. Address before: Yang He Zhen Industrial Zone Third 528513 Guangdong province Gaoming District of Foshan City Patentee before: He Songbo Patentee before: He Songda Patentee before: He Chifeng Patentee before: He Jiequn Patentee before: He Jiefen Patentee before: He Mingjie Patentee before: He Minghao Patentee before: He Mingrong |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Yang Town Road 528513 Lily in Guangdong province Foshan city Gaoming District No. 2 Patentee after: Guangdong he co machinery manufacturing Limited by Share Ltd. Address before: Yang He Zhen Industrial Zone Third 528513 Guangdong province Gaoming District of Foshan City Patentee before: FOSHAN HO'S MECHANICAL MANUFACTURING Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150211 |