CN221188020U - Single rear axle suspension with rubber auxiliary spring - Google Patents
Single rear axle suspension with rubber auxiliary spring Download PDFInfo
- Publication number
- CN221188020U CN221188020U CN202420113380.9U CN202420113380U CN221188020U CN 221188020 U CN221188020 U CN 221188020U CN 202420113380 U CN202420113380 U CN 202420113380U CN 221188020 U CN221188020 U CN 221188020U
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- spring
- rubber
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- frame
- steel
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- 239000000725 suspension Substances 0.000 title claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 82
- 239000010959 steel Substances 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims description 13
- 239000006096 absorbing agent Substances 0.000 claims description 11
- 239000000872 buffer Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241001247986 Calotropis procera Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to the technical field of single rear axle suspensions, and discloses a single rear axle suspension with a rubber auxiliary spring, which comprises an axle, wherein steel plate springs are arranged at the tops of two ends of the axle, locking mechanisms are arranged at the two ends of the axle, the steel plate springs are connected with the axle through the locking mechanisms, frame steel is arranged at the tops of the two steel plate springs, connecting frames are fixedly arranged at the bottoms of the two ends of the two frame steel, mounting shafts are fixedly arranged on the inner walls of the two connecting frames, the two ends of the steel plate springs are arranged in the connecting frames, the two mounting shafts respectively penetrate through the two ends of the steel plate springs, mounting frames are arranged at the two ends of one side of the frame steel, and locking columns are connected with the two sides of the mounting frames in a threaded manner; the rubber spring mounted in the utility model buffers and protects the leaf spring, and the excessive internal pressure of the rubber spring is avoided through the exhaust hole.
Description
Technical Field
The utility model relates to the technical field of single rear axle suspensions, in particular to a single rear axle suspension with a rubber auxiliary spring.
Background
In the existing commercial vehicle suspension field, the use condition of the heavy-duty car suspension has the characteristics of large bearing capacity, poor road condition, long running time and frequent braking, in order to meet the reliability requirement of the suspension, the rigidity of a leaf spring is generally increased, but the comfort of the suspension is weakened, especially the front suspension, the influence of the front suspension on the comfort of drivers and passengers is larger, and no better solution exists at present.
A single rear axle suspension with rubber auxiliary springs comprises a main leaf spring, a leaf spring cover plate and the rubber auxiliary springs. The rubber auxiliary spring is fixed above the main leaf spring and the leaf spring cover plate through the auxiliary spring bracket, and replaces the traditional auxiliary leaf spring. The rubber auxiliary spring has rigidity-changing characteristic, and is preferably a hollow rubber block. And the plate spring cover plate applicable to the auxiliary spring is replaced at the position of the original auxiliary spring limiting support.
When the existing rear single-axle suspension is used, the leaf spring plays a key role. The leaf spring is used as the main structure of the rear axle suspension, mainly bears the weight of the vehicle and the road impact, and plays a role in buffering and damping. The vehicle wheel and the vehicle body can be effectively connected together, and vibration and impact from a road surface are absorbed and dissipated by utilizing the elasticity and the damping of the vehicle wheel and the vehicle body, so that a stable running condition is provided, but the vehicle wheel is supported by only relying on the leaf spring, so that the leaf spring can generate larger vibration and noise in the running process, riding comfort is affected, friction and abrasion are increased, and the service life is shortened.
Therefore, there is a need to provide a single rear axle suspension equipped with a rubber auxiliary spring that solves the above-mentioned technical problems.
Disclosure of utility model
The utility model aims to provide a single rear axle suspension with a rubber auxiliary spring, which is provided with a rubber spring, and is used for buffering and protecting a steel plate spring, and the effect of overlarge internal pressure of the rubber spring is avoided through an exhaust hole.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a single rear axle suspension equipped with rubber auxiliary spring, includes the axle, the both ends top of axle all is provided with leaf spring, the both ends of axle all are provided with locking mechanical system, leaf spring passes through locking mechanical system with the axle is connected, two leaf spring's top all is provided with frame steel, two the bottom at frame steel both ends is all fixed mounting has the link, two equal fixed mounting has the installation axle on the inner wall of link, leaf spring's both ends set up the inside of link, two the installation axle runs through respectively leaf spring's both ends, frame steel one side's both ends all are provided with the installing frame, the equal threaded connection in both sides of installing frame has the locking post, two the locking post runs through the installing frame with frame steel threaded connection, the bottom of installing frame is provided with rubber spring, the top of installing frame is provided with locking bolt, locking bolt runs through the installing frame with the rubber spring top, exhaust hole has been seted up to rubber spring's top both sides.
Through adopting above-mentioned technical scheme, the rubber spring through this device installation cushions and protects leaf spring, avoids rubber spring's internal pressure too big through the exhaust hole.
The utility model is further provided with: the locking mechanism comprises a mounting plate, the mounting plate is fixedly mounted at the two ends of the top of the axle, fixing frames are arranged at the two sides of the top of the mounting plate, the two fixing frames penetrate through the bottom ends of the mounting plate and are in threaded connection with locking nuts, the leaf springs are arranged at the two bottoms of the fixing frames, and fixing base plates are arranged at the tops of the leaf springs.
Through adopting above-mentioned technical scheme, through fixed backing plate, mount and mounting panel with axle and leaf spring fixed connection together, through locking nut with the mount locking for leaf spring can't break away from.
The utility model is further provided with: and the top of the fixed base plate is fixedly provided with limit steel.
By adopting the technical scheme, the impact generated by sudden jolt is prevented in the running process, the rubber spring is protected, and the reliability of the whole suspension is improved.
The utility model is further provided with: rubber bushings are fixedly arranged in the two ends of the leaf spring, and the inner walls of the rubber bushings are in contact with the side walls of the mounting shaft.
Through adopting above-mentioned technical scheme, increase leaf spring's damping performance through rubber bush, reduce vibrations and noise.
The utility model is further provided with: and the two ends of the leaf spring are sleeved with hoops.
Through adopting above-mentioned technical scheme, it is fixed with leaf spring through the clamp, can be together fixed leaf spring effectively, guarantee its position and stability.
The utility model is further provided with: the frame steel is far away from the equal fixed mounting of lateral wall both sides of installing frame has the supporting shoe, two equal fixed mounting of bottom of supporting shoe has the bumper shock absorber, two the bottom of bumper shock absorber with the top fixed connection of fixed bolster.
Through adopting above-mentioned technical scheme, through setting up the bumper shock absorber symmetry and ensure the work effect and the stability of bumper shock absorber, make the vehicle more steady in the process of traveling, simultaneously, the symmetry sets up also helps balanced leaf spring's atress, reduces the unstable factor that leads to because of unilateral atress is too big.
In summary, the utility model has the following beneficial effects: when the existing rear single-axle suspension is used, the leaf spring plays a key role. The steel plate spring is used as a main structure of a rear axle suspension, mainly bears the weight of a vehicle and the impact of a road surface, plays a role in buffering and damping simultaneously, and is used for enabling the service life of the steel plate spring to be longer, the steel plate spring is fixedly arranged at the bottom of the steel frame through the locking column, the mounting frame and the locking bolt on the side wall of the steel frame, the steel frame is jolt and pressed down in the running process, the stress on the axle is caused, the steel plate spring is stressed to deform, the steel plate spring and the steel frame are mutually close, at the moment, the rubber spring ends with the steel plate spring firstly, the impact force of the steel plate spring is absorbed and partially, so that the collision force between the steel plate spring and the steel frame is lower, the collision and abrasion of the steel plate spring are reduced, the rubber spring is extruded after being contacted with the steel plate spring suddenly, the air in the rubber spring is extruded, the air in the rubber spring is discharged through the exhaust hole at the top of the rubber spring, the phenomenon that the rubber spring pressure is overlarge and burst occurs is avoided, the rubber spring mounted through the device is used for buffering and protecting the steel plate spring, and the rubber spring is prevented from being overlarge in the internal pressure through the exhaust hole.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of the present utility model;
FIG. 3 is a schematic view of a three-dimensional structure of a leaf spring of the present utility model;
FIG. 4 is a schematic view of the front view of the leaf spring of the present utility model;
Fig. 5 is a schematic view of a three-dimensional structure of the rubber spring of the present utility model.
In the figure: 1. an axle; 2. a leaf spring; 3. frame steel; 4. a connecting frame; 5. a mounting shaft; 6. a rubber bushing; 7. a mounting frame; 8. locking the column; 9. a locking bolt; 10. a rubber spring; 11. an exhaust hole; 12. a mounting plate; 13. a fixing frame; 14. a lock nut; 15. fixing the backing plate; 16. limiting steel; 17. a clamp; 18. a support block; 19. a shock absorber.
Detailed Description
The present utility model will be further described with reference to the drawings in the embodiments of the present utility model.
Referring to fig. 1 to 5, in the embodiment of the present utility model, a single rear axle suspension equipped with a rubber auxiliary spring includes an axle 1, steel plate springs 2 are disposed at the top of two ends of the axle 1, locking mechanisms are disposed at two ends of the axle 1, the steel plate springs 2 are connected with the axle 1 through the locking mechanisms, frame steel 3 is disposed at the top of the two steel plate springs 2, connecting frames 4 are fixedly mounted at the bottoms of two ends of the two frame steel 3, mounting shafts 5 are fixedly mounted on inner walls of the two connecting frames 4, two ends of the steel plate springs 2 are disposed inside the connecting frames 4, two mounting shafts 5 respectively penetrate through two ends of the steel plate springs 2, mounting frames 7 are disposed at two ends of one side of the frame steel 3, locking posts 8 are connected with the frame steel 3 through threads, rubber springs 10 are disposed at the bottom of the mounting frames 7, locking bolts 9 are disposed at the top of the mounting frames 7, and rubber bolts 10 are disposed at the top of the two sides of the mounting frames 10; when the existing rear single-axle suspension is used, the steel plate spring 2 plays a key role, the steel plate spring 2 is used as a main structure of the rear axle suspension, the weight and road surface impact of a vehicle are mainly borne, the buffer shock absorption effect is achieved, in order to enable the service life of the steel plate spring 2 to be longer, the rubber spring 10 is fixedly installed at the bottom of the frame steel 3 through the locking column 8, the mounting frame 7 and the locking bolt 9 on the side wall of the frame steel 3, the frame steel 3 is jounce and pressed down in the driving process, pressure is caused on the axle 1, the steel plate spring 2 is stressed to deform, the steel plate spring 2 and the frame steel 3 are mutually close, at the moment, the rubber spring 10 is firstly ended with the steel plate spring 2, the impact force of part of the steel plate spring 2 is absorbed, and therefore the impact force between the lower steel plate spring 2 and the frame steel 3 is reduced, the rubber spring 10 is suddenly extruded after being contacted with the steel plate spring 2, the air inside the rubber spring 10 is extruded, the air at the top of the rubber spring 10 is prevented from being excessively pressed through the exhaust hole 11, the rubber spring 10 is prevented from bursting, and the rubber spring 10 is prevented from being excessively pressed through the exhaust hole 11 inside the rubber spring 10.
In this embodiment, preferably, the locking mechanism includes a mounting plate 12, the mounting plate 12 is fixedly mounted at two ends of the top of the axle 1, fixing frames 13 are respectively provided at two sides of the top of the mounting plate 12, the bottom ends of the two fixing frames 13 are respectively connected with a locking nut 14 through the mounting plate 12 in a threaded manner, the leaf springs 2 are disposed at the bottoms of the two fixing frames 13, and a fixing pad 15 is disposed at the top of the leaf springs 2; the axle 1 and the leaf spring 2 are fixedly connected together through the fixed base plate 15, the fixed mount 13 and the mounting plate 12, and the fixed mount 13 is locked through the locking nut 14, so that the leaf spring 2 cannot be separated.
In this embodiment, preferably, a limiting steel 16 is fixedly installed on the top of the fixed pad 15; the shock generated by sudden jolt is prevented during running, the rubber spring 10 is protected, and the reliability of the whole suspension is improved.
In this embodiment, preferably, rubber bushings 6 are fixedly installed inside the two ends of the leaf spring 2, and the inner walls of the rubber bushings 6 are in contact with the side walls of the installation shaft 5; the damping performance of the leaf spring 2 is increased by the rubber bush 6, and vibration and noise are reduced.
In this embodiment, preferably, both ends of the leaf spring 2 are sleeved with clips 17; the steel plate springs 2 are fixed through the clamp 17, so that the steel plate springs 2 can be effectively fixed together, and the position and stability of the steel plate springs are guaranteed.
In this embodiment, preferably, support blocks 18 are fixedly mounted on two sides of the side wall of the frame steel 3 away from the mounting frame 7, shock absorbers 19 are fixedly mounted on the bottoms of the two support blocks 18, and the bottom ends of the two shock absorbers 19 are fixedly connected with the top of the fixed pad 15; the working effect and stability of the shock absorber 19 are ensured by symmetrically arranging the shock absorber 19, so that the vehicle is more stable in the running process, and meanwhile, the symmetrical arrangement is also beneficial to balancing the stress of the leaf spring 2, so that the unstable factors caused by overlarge unilateral stress are reduced.
Working principle: when the existing rear single-axle suspension is used, the leaf spring 2 plays a key role. The steel plate spring 2 is used as a main structure of a rear axle suspension, mainly bears the weight of a vehicle and road impact, plays a role in buffering and damping simultaneously, and in order to enable the service life of the steel plate spring 2 to be longer, the rubber spring 10 is fixedly installed at the bottom of the steel plate 3 through the locking column 8, the installation frame 7 and the locking bolt 9 on the side wall of the steel plate 3, the steel plate 3 is jolt and pressed down in the running process, pressure is caused to the axle 1, the steel plate spring 2 is stressed and deformed, the steel plate spring 2 and the steel plate 3 are mutually close to each other, at the moment, the rubber spring 10 ends with the steel plate spring 2 firstly, the impact force of part of the steel plate spring 2 is absorbed, so that the collision force between the steel plate spring 2 and the steel plate spring 3 is reduced, the collision and abrasion of the steel plate spring 2 are reduced, and the rubber spring 10 is extruded after suddenly contacting with the steel plate spring 2, so that the air in the rubber spring 10 is extruded, the air in the rubber spring 10 is discharged through the exhaust hole 11 at the top of the rubber spring 10, the fact that the excessive pressure of the rubber spring 10 is avoided, the occurrence of the bump and the protection of the steel plate spring 2 are avoided through the rubber exhaust hole 10 installed through the device.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (6)
1. A single rear axle suspension provided with a rubber auxiliary spring, comprising an axle (1), characterized in that: leaf springs (2) are arranged at the tops of the two ends of the axle (1), locking mechanisms are arranged at two ends of the axle (1), the leaf springs (2) are connected with the axle (1) through the locking mechanisms, frame steel (3) are arranged at the tops of the two leaf springs (2), connecting frames (4) are fixedly arranged at the bottoms of two ends of the frame steel (3), mounting shafts (5) are fixedly arranged on the inner walls of the two connecting frames (4), two ends of the leaf spring (2) are arranged in the connecting frame (4), two mounting shafts (5) respectively penetrate through two ends of the leaf spring (2), both ends of one side of the frame steel (3) are provided with mounting frames (7), locking columns (8) are connected with both sides of the mounting frame (7) in a threaded manner, the two locking columns (8) penetrate through the mounting frame (7) and are connected with the frame steel (3) in a threaded manner, a rubber spring (10) is arranged at the bottom of the mounting frame (7), a locking bolt (9) is arranged at the top of the mounting frame (7), the locking bolt (9) penetrates through the top of the mounting frame (7) and the rubber spring (10), exhaust holes (11) are formed in two sides of the top of the rubber spring (10).
2. A single rear axle suspension provided with a rubber auxiliary spring as claimed in claim 1, wherein: the locking mechanism comprises a mounting plate (12), the mounting plate (12) is fixedly mounted at two ends of the top of the axle (1), fixing frames (13) are arranged at two sides of the top of the mounting plate (12), locking nuts (14) are connected with the bottom ends of the fixing frames (13) in a threaded mode through the mounting plate (12), the leaf springs (2) are arranged at the bottoms of the two fixing frames (13), and fixing base plates (15) are arranged at the tops of the leaf springs (2).
3. A single rear axle suspension provided with a rubber auxiliary spring as claimed in claim 2, wherein: and a limiting steel (16) is fixedly arranged at the top of the fixed base plate (15).
4. A single rear axle suspension provided with a rubber auxiliary spring as claimed in claim 2, wherein: rubber bushings (6) are fixedly arranged in the two ends of the leaf spring (2), and the inner walls of the rubber bushings (6) are in contact with the side walls of the mounting shafts (5).
5. A single rear axle suspension provided with a rubber auxiliary spring as claimed in claim 2, wherein: and the two ends of the leaf spring (2) are sleeved with hoops (17).
6. A single rear axle suspension provided with a rubber auxiliary spring as claimed in claim 2, wherein: the frame steel (3) is far away from both sides of the side wall of the mounting frame (7) are fixedly provided with supporting blocks (18), the bottoms of the two supporting blocks (18) are fixedly provided with shock absorbers (19), and the bottoms of the two shock absorbers (19) are fixedly connected with the top of the fixed base plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420113380.9U CN221188020U (en) | 2024-01-17 | 2024-01-17 | Single rear axle suspension with rubber auxiliary spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420113380.9U CN221188020U (en) | 2024-01-17 | 2024-01-17 | Single rear axle suspension with rubber auxiliary spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221188020U true CN221188020U (en) | 2024-06-21 |
Family
ID=91513988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420113380.9U Active CN221188020U (en) | 2024-01-17 | 2024-01-17 | Single rear axle suspension with rubber auxiliary spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221188020U (en) |
-
2024
- 2024-01-17 CN CN202420113380.9U patent/CN221188020U/en active Active
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| GR01 | Patent grant | ||
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