CN111365403A - Shock isolation device of automobile shock absorber - Google Patents
Shock isolation device of automobile shock absorber Download PDFInfo
- Publication number
- CN111365403A CN111365403A CN202010182229.7A CN202010182229A CN111365403A CN 111365403 A CN111365403 A CN 111365403A CN 202010182229 A CN202010182229 A CN 202010182229A CN 111365403 A CN111365403 A CN 111365403A
- Authority
- CN
- China
- Prior art keywords
- shock
- framework
- inner liner
- outer support
- shock absorber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000035939 shock Effects 0.000 title claims abstract description 87
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 46
- 238000002955 isolation Methods 0.000 title claims abstract description 17
- 238000013016 damping Methods 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims abstract description 17
- 239000000872 buffer Substances 0.000 claims abstract description 14
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/005—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/003—Arrangements for attachment of dampers characterised by the mounting on the vehicle body or chassis of the damper unit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a shock isolation device of an automobile shock absorber, which comprises an outer bracket, a shock absorption spring, a buffer block, an inner liner inner framework, an inner liner outer framework, an inner liner rubber block, a check ring, a bearing and a shock absorption pad, wherein the buffer block is sleeved on a shock absorber piston rod and is positioned below the outer bracket, the inner liner inner framework is sleeved on the shock absorber piston rod, the inner liner outer framework is arranged inside the outer bracket, the inner liner rubber block is arranged between the inner liner outer framework and the inner liner inner framework, the check ring is connected with the inner liner outer framework, the bearing is sleeved on the outer bracket, the shock absorption pad is arranged between the shock absorption spring and the bearing. According to the shock isolation device of the automobile shock absorber, the spring force and the damping force of the shock absorber are transmitted to the automobile body through two different channels, so that the durability and the shock isolation performance are improved; the outer support is made of aluminum alloy, so that the weight of the product is reduced, and the rigidity of the outer support is improved; on a bumpy road surface, the vibration of the vehicle body is effectively restrained, and the risk of abnormal sound is reduced.
Description
Technical Field
The invention belongs to the technical field of automobile shock absorbers, and particularly relates to a shock isolation device of an automobile shock absorber.
Background
The shock absorber is mainly responsible for the transmission of all forces between an automobile frame (or a bearing type automobile body) and an axle (or wheels), transmits the forces acting between the wheels and the automobile frame, buffers the impact force transmitted to the automobile body from an uneven road surface, reduces the vibration of the automobile body, ensures the smooth running of the automobile, provides good comfort, and is a key performance part of an automobile suspension system.
In order to ensure good comfort and maneuverability of the entire vehicle, performance tuning of the shock absorber and its components is generally performed. The method is mainly used for debugging and matching the damping force of the shock absorber and a shock insulation block thereof. At present, the traditional shock absorber shock insulation block has the following defects:
(1) the shock insulation piece that most automobile factory used at present adopts stamping workpiece structure: the outer support is made of SAPH440 materials, the inner bushing outer framework is made of 20# steel, and the weight of the product is heavy, so that the light weight of the whole vehicle is not facilitated; meanwhile, the surface of the stamping part needs to be protected by electrophoresis, so that the performance of rubber is influenced, and the surface is not environment-friendly;
(2) the shock insulation blocks simultaneously bear the impact force of the springs and the damping impact of the shock absorber, so that the shock insulation block bracket is easy to deform and abnormal sound is generated;
(3) the stamping part rigidity is little, and when bad road surface was strikeed, the effect of suppressing earthquake was poor, easily produced resonance abnormal sound with the automobile body, influences whole car travelling comfort.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention aims to solve the technical problem of providing a shock isolation device of an automobile shock absorber, and aims to improve shock isolation performance.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the shock isolation device of the automobile shock absorber comprises an outer support, a shock absorption spring, a buffer block, an inner liner inner framework, an inner liner outer framework, an inner liner rubber block, a check ring, a bearing and a shock absorption pad, wherein the buffer block is sleeved on a shock absorber piston rod and is positioned below the outer support, the inner liner inner framework is sleeved on the shock absorber piston rod, the inner liner outer framework is arranged inside the outer support, the inner liner rubber block is arranged between the inner liner outer framework and the inner liner inner framework, the check ring is connected with the inner liner outer framework, the bearing is sleeved on the outer support, the shock absorption pad is arranged between the shock absorption spring and the.
The outer support is made of aluminum alloy materials.
The outer skeleton of the inner lining is made of PA66+ GF 30.
The inner bushing rubber block is vulcanized with the inner bushing inner framework and the outer bushing outer framework into a whole.
The outer support is provided with an accommodating cavity for accommodating the inner bushing outer framework, and the inner bushing outer framework is in interference fit with the outer support.
The retainer ring is positioned in the accommodating cavity, the upper end of the outer support is provided with an inner flanging, and the retainer ring is clamped between the inner flanging and the outer framework of the inner bushing.
The up end of retaining ring sets up the constant head tank, and the constant head tank sets up a plurality ofly and all constant head tanks and arranges for the circumference along the retaining ring.
The check ring is made of an aluminum alloy material.
The upper end surface of the vibration damping pad is provided with a plurality of exhaust grooves, the upper end surface of the vibration damping pad is in contact with the bearing, and the exhaust grooves are formed.
The depth of the exhaust groove is 1 mm.
According to the shock isolation device of the automobile shock absorber, the spring force and the damping force of the shock absorber are transmitted to the automobile body through two different channels, so that the durability and the shock isolation performance are improved; the outer support is made of aluminum alloy, so that the weight of the product is reduced, and the rigidity of the outer support is improved; on a bumpy road surface, the vibration of the vehicle body is effectively restrained, and the risk of abnormal sound is reduced.
Drawings
FIG. 1 is a cross-sectional view of the shock isolation device of the automobile shock absorber of the present invention;
the labels in the above figures are: 1. a retainer ring; 2. an inner bushing rubber block; 3. an inner liner outer skeleton; 4. an inner skeleton of the inner bushing; 5. an inner bushing assembly; 6. an outer support; 7. a shock absorber piston rod; 8. a buffer block; 9. a dust cover; 10. a bolt; 11. a bearing; 12. a vibration damping pad; 13. a damping spring.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in figure 1, the invention provides a shock isolation device of an automobile shock absorber, which comprises an outer bracket 6, a shock absorption spring 13, a buffer block 8, an inner bushing inner frame 4, an inner bushing outer frame 3, an inner bushing rubber block 2, a check ring 1, a bearing 11 and a shock absorption pad 12, wherein the buffer block 8 is sleeved on a shock absorber piston rod 7 and is positioned below the outer bracket 6, the inner bushing inner frame 4 is sleeved on the shock absorber piston rod 7, the inner bushing outer frame 3 is arranged inside the outer bracket 6, the inner bushing rubber block 2 is arranged between the inner bushing outer frame 3 and the inner bushing inner frame 4, the check ring 1 is connected with the inner bushing outer frame 3, the bearing 11 is sleeved on the outer bracket 6, and the shock absorption pad 12 is arranged between.
Specifically, as shown in fig. 1, the outer bracket 6 is fixedly connected with the automobile body, and the outer bracket 6 is made of aluminum alloy, so that the weight of the product is reduced, and the rigidity of the product is improved. The bearing 11 is sleeved on the outer support 6, the damping pad 12 is positioned below the bearing 11, the damping spring 13 is positioned below the damping pad 12, the bearing 11 is clamped between the damping pad 12 and a first contact surface of the outer support 6, the first contact surface is a plane perpendicular to the axis of the damper piston rod 7, and the bearing 11 and the damper piston rod 7 are coaxially arranged. The shock isolation device with the structure transmits the spring force generated by the shock absorption spring 13 and the damping force of the shock absorber to the vehicle body through two different channels, so that the durability is improved; the outer support 6 is made of aluminum alloy, so that the weight of the product is reduced, and the rigidity of the outer support is improved; on a bumpy road surface, the vibration of the vehicle body is effectively restrained, and the risk of abnormal sound is reduced. Meanwhile, the inner bushing outer framework 3 is made of PA66+ GF30 materials, so that the side force is guaranteed, and the weight of the product is reduced. Compared with the shock insulation device with the traditional structure, the weight is reduced by 44%, and the cost of a single piece is reduced by 10%. Meanwhile, the surface treatment process is saved, and the environment is protected. Because the outer bracket 6 cancels surface treatment, the rubber inside the inner bushing eliminates the influence generated by the surface treatment, improves the performance of the rubber and meets the requirements of the comfort and the operation stability of the whole vehicle.
As shown in fig. 1, the inner liner rubber block 2 is vulcanized with the inner liner inner frame 4 and the inner liner outer frame 3 into a whole to form an inner liner assembly. Wherein the inner bushing rubber block 2 adopts a layered structure, and when the inner bushing rubber block is subjected to axial compression force, the initial rigidity is reduced, and the shock suppression effect of the whole vehicle is improved. The outer support 6 is provided with an accommodating cavity for accommodating the inner bushing outer framework 3, the inner bushing outer framework 3 and the outer support 6 are in interference fit, the inner bushing inner framework 4 is of a circular ring structure, the inner bushing inner framework 4 and the shock absorber piston rod 7 are coaxially and fixedly connected, the inner bushing rubber block 2 is a component made of rubber, the inner bushing rubber block 2 and the inner bushing outer framework 3 are both of circular ring structures, the inner bushing rubber block 2, the inner bushing inner framework 4 and the inner bushing outer framework 3 are coaxially arranged, the inner bushing rubber block 2 is located in a center hole of the inner bushing outer framework 3, and the inner bushing inner framework 4 is located in a center hole of the inner bushing rubber block 2. The outer support 6 is provided with an avoiding hole for the piston rod 7 of the shock absorber to pass through, the avoiding hole is a circular hole, the accommodating cavity is a circular cavity, the avoiding hole and the accommodating cavity are coaxially arranged, the avoiding hole is positioned below the accommodating cavity, the diameter of the avoiding hole is smaller than that of the accommodating cavity, and the diameter of the avoiding hole is smaller than the inner diameter of the inner bushing rubber block 2. Therefore, the outer support 6 of the shock isolation device is connected with the shock absorption spring 13 through the bearing 11 and the shock absorption pad 12, the load applied by the shock absorption spring 13 directly acts on the outer support 6 and is directly transmitted to the vehicle body through the outer support 6, and the inner liner inner framework 4 is connected with the shock absorber piston rod 7, so that the spring force and the damping force of the shock absorber are transmitted through two channels, the durability of the shock isolation device is improved, and the stress strength of the vehicle body is reduced. The buffer block 8 is made of rubber materials, the buffer block 8 is located below the avoidance hole, and a through hole allowing the piston rod 7 of the shock absorber to penetrate through is formed in the center of the buffer block 8. The buffer block 8 is located inside the dust cover 9, the upper end of the dust cover 9 is connected with the buffer block 8, and the dust cover 9 is located in the center hole of the vibration reduction spring 13.
As shown in fig. 1, the accommodating cavity is a cavity extending from the top surface of the outer bracket 6 to the inside of the outer bracket 6, the retainer ring 1 is located in the accommodating cavity, the upper end of the outer bracket 6 is provided with an inward flange, the retainer ring 1 is clamped between the inward flange and the inner liner outer frame 3, and the inner liner outer frame 3 is located below the retainer ring 1. The retainer ring 1 is made of aluminum alloy materials, so that the weight is reduced. The retainer ring 1 is of a circular ring structure, the retainer ring 1 and the inner bushing outer framework 3 are coaxially arranged, and the piston rod 7 of the shock absorber penetrates through a central hole of the retainer ring 1. The inner flanging is formed at the upper end of the outer support 6 through a spin riveting process, the check ring 1 is placed at the upper end of the inner liner outer framework 3, the contact width of the check ring 1 and the inner liner outer framework 3 is 2.5mm, the upper end of the outer support 6 is riveted in a spin riveting mode, the inner flanging is formed at the upper end of the outer support 6, the inner flanging compresses the check ring 1, and then the check ring 1 is compressed at the upper end of the inner liner outer framework 3 to prevent looseness. The check ring 1 is placed at the upper end of the inner bushing assembly, an inner flanging is formed by riveting the outer support 6 in a rotating mode, the check ring 1 is fixed between the inner flanging and the inner bushing assembly, looseness between the inner bushing assembly and the outer support 6 is avoided, a limiting effect is achieved, the shock absorber piston rod 7 is prevented from being separated after the inner bushing rubber block 2 is damaged, and the influence on driving safety is avoided.
As shown in fig. 1, as preferable, the upper end surface of the retaining ring 1 is provided with a plurality of positioning grooves, and all the positioning grooves are arranged along the circumferential direction of the retaining ring 1 and are uniformly distributed along the circumferential direction. The locating slot is a groove which is formed by downwards recessing the upper end surface of the retainer ring 1 towards the inner part of the retainer ring, the locating slot can be a square groove or a circular groove, and the upper end surface of the retainer ring 1 is a plane which is vertical to the axis of the retainer ring 1. The constant head tank is used for carrying on spacingly to retaining ring 1 when outer support 6 rivets soon, makes retaining ring 1 rigidity, avoids retaining ring 1 to appear rotating, and the constant head tank can be used to retaining ring 1 and screw the moment strong point of examining time measuring simultaneously.
As shown in fig. 1, a plurality of air discharge grooves are provided on the upper end surface of the vibration damping pad 12, the upper end surface of the vibration damping pad 12 is in contact with the bearing 11, and the upper end surface of the vibration damping pad 12 is a plane perpendicular to the axis of the bearing 11. The air discharge groove is arranged, so that abnormal gas noise generated when the damping pad 12 is extruded can be avoided.
In the present embodiment, the depth of the exhaust grooves is preferably 1mm, a total of 6 exhaust grooves are provided, and all the exhaust grooves are uniformly distributed on the vibration damping pad 12 in the circumferential direction.
As shown in fig. 1, the outer bracket 6 is provided with a bolt 10, the bolt 10 is positioned above the bearing 11, the bolt 10 is used for fixing the outer bracket 6 on the vehicle body, and the bolt 10 is fixed on the outer bracket 6 in a riveting mode. The bolts 10 are arranged in a plurality, and all the bolts 10 are distributed around the outer side of the accommodating cavity.
In the present embodiment, as shown in fig. 1, a total of 3 bolts 10 are provided.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. Shock isolation device of automobile shock absorber, locate on the shock absorber piston rod and be located the buffer block of outer support below, its characterized in that including outer support, damping spring and cover: the shock absorber further comprises an inner liner inner framework sleeved on the shock absorber piston rod, an inner liner outer framework arranged inside the outer support, an inner liner rubber block arranged between the inner liner outer framework and the inner liner inner framework, a check ring connected with the inner liner outer framework, a bearing sleeved on the outer support and a shock absorption pad arranged between the shock absorption spring and the bearing, wherein the inner liner rubber block is located between the check ring and the outer support.
2. The vibration isolator for shock absorbers for automobiles according to claim 1, wherein: the outer support is made of aluminum alloy materials.
3. The vibration isolator for shock absorbers for automobiles according to claim 1 or 2, wherein: the outer skeleton of the inner lining is made of PA66+ GF 30.
4. The vibration isolator for shock absorbers for automobiles according to any one of claims 1 to 3, wherein: the inner bushing rubber block is vulcanized with the inner bushing inner framework and the outer bushing outer framework into a whole.
5. The vibration isolator for shock absorbers for automobiles according to any one of claims 1 to 4, wherein: the outer support is provided with an accommodating cavity for accommodating the inner bushing outer framework, and the inner bushing outer framework is in interference fit with the outer support.
6. The vibration isolator for shock absorbers of automobiles according to claim 5, wherein: the retainer ring is positioned in the accommodating cavity, the upper end of the outer support is provided with an inner flanging, and the retainer ring is clamped between the inner flanging and the outer framework of the inner bushing.
7. The vibration isolator for shock absorbers for automobiles according to claim 6, wherein: the up end of retaining ring sets up the constant head tank, and the constant head tank sets up a plurality ofly and all constant head tanks and arranges for the circumference along the retaining ring.
8. The vibration isolator for shock absorbers for automobiles according to any one of claims 1 to 7, wherein: the check ring is made of an aluminum alloy material.
9. The vibration isolator for shock absorbers for automobiles according to any one of claims 1 to 8, wherein: the upper end surface of the vibration damping pad is provided with a plurality of exhaust grooves, the upper end surface of the vibration damping pad is in contact with the bearing, and the exhaust grooves are formed.
10. The vibration isolator for shock absorbers for automobiles according to claim 9, wherein: the depth of the exhaust groove is 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182229.7A CN111365403A (en) | 2020-03-16 | 2020-03-16 | Shock isolation device of automobile shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182229.7A CN111365403A (en) | 2020-03-16 | 2020-03-16 | Shock isolation device of automobile shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111365403A true CN111365403A (en) | 2020-07-03 |
Family
ID=71207000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010182229.7A Pending CN111365403A (en) | 2020-03-16 | 2020-03-16 | Shock isolation device of automobile shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111365403A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446316A (en) * | 2021-07-20 | 2021-09-28 | 杭州时代电动科技有限公司 | Elastic bushing structure |
| CN113483045A (en) * | 2021-06-29 | 2021-10-08 | 东风汽车集团股份有限公司 | Upper support structure of shock absorber and mounting method |
| CN113494560A (en) * | 2021-06-30 | 2021-10-12 | 东风汽车集团股份有限公司 | Shock absorber pillar assembly |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483045A (en) * | 2021-06-29 | 2021-10-08 | 东风汽车集团股份有限公司 | Upper support structure of shock absorber and mounting method |
| CN113483045B (en) * | 2021-06-29 | 2022-04-29 | 岚图汽车科技有限公司 | Upper support structure of shock absorber and mounting method |
| CN113494560A (en) * | 2021-06-30 | 2021-10-12 | 东风汽车集团股份有限公司 | Shock absorber pillar assembly |
| CN113494560B (en) * | 2021-06-30 | 2022-08-09 | 岚图汽车科技有限公司 | Shock absorber pillar assembly |
| CN113446316A (en) * | 2021-07-20 | 2021-09-28 | 杭州时代电动科技有限公司 | Elastic bushing structure |
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