CN212775323U - Shock absorber with compression hydraulic buffer spring structure - Google Patents
Shock absorber with compression hydraulic buffer spring structure Download PDFInfo
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- CN212775323U CN212775323U CN202021662565.3U CN202021662565U CN212775323U CN 212775323 U CN212775323 U CN 212775323U CN 202021662565 U CN202021662565 U CN 202021662565U CN 212775323 U CN212775323 U CN 212775323U
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- compression
- piston rod
- shock absorber
- buffer block
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Abstract
The utility model relates to a take compression hydraulic buffer spring structure shock absorber, the one end of piston rod rebound valve assembly is arranged inside the liquid storage cylinder assembly, and the bottom is equipped with the compression bottom valve in the liquid storage cylinder assembly, and the one end that outer sleeve assembly was kept away from to the liquid storage cylinder assembly is equipped with the rubber bush assembly, is connected with the compression spring assembly between piston rod rebound valve assembly and the compression bottom valve. The compression spring assembly is connected between the piston rod recovery valve assembly and the compression bottom valve, so that under the normal working condition, the recovery compression damping force of the shock absorber attenuates vibration, the compression buffer spring participates in working under the limit compression tool, the shock absorber can not absorb the capability of attenuating impact in time under the full compression condition, namely under the limit compression condition of the buffer block, the vibration can be attenuated rapidly, and the ground sticking performance of the flat road running is not influenced.
Description
Technical Field
The utility model relates to a technical field of shock absorber specifically is a take compression hydraulic buffer spring structure shock absorber.
Background
When a vehicle suspension normally works in up-down jumping mode, the traditional shock absorber attenuates vibration impact force through damping force during restoration and compression. Under the suspension limit rebound working condition, the externally-mounted buffer rubber sleeve often receives large impact, under the condition, the impact force can not be absorbed timely, and the control performance of the whole vehicle is easy to reduce.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take compression hydraulic buffer spring structure shock absorber to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a take compression hydraulic buffer spring structure shock absorber, includes piston rod rebound valve assembly, cup joints at the working cylinder compression valve assembly of piston rod rebound valve assembly periphery, cup joints the liquid storage cylinder assembly of working cylinder compression valve assembly periphery and cup joints the outer sleeve assembly at liquid storage cylinder assembly periphery, the one end of piston rod rebound valve assembly is arranged inside liquid storage cylinder assembly, the bottom is equipped with the compression bottom valve in the liquid storage cylinder assembly, the one end that outer sleeve assembly was kept away from to the liquid storage cylinder assembly is equipped with the rubber bush assembly, be connected with the compression spring assembly between piston rod rebound valve assembly and the compression bottom valve.
Preferably, a first rubber buffer seat is connected between the compression spring assembly and the piston rod recovery valve assembly, and a second rubber buffer seat is connected between the piston rod recovery valve assembly and the compression base valve.
Preferably, the one end that the working cylinder compression valve assembly was kept away from to the outer sleeve assembly is equipped with the second buffer block, the one end that the liquid storage cylinder assembly was kept away from to the second buffer block is equipped with first buffer block, first buffer block and second buffer block all cup joint the periphery at piston rod rebound valve assembly.
Preferably, a dust cover component is arranged inside the outer sleeve assembly and on one side close to the second buffer block, and the dust cover component is sleeved on the periphery of the piston rod recovery valve assembly.
Preferably, one side that the second buffer block is close to first buffer block is equipped with annular yielding rubber, one side that first buffer block is close to the second buffer block is equipped with the annular arch of atress that leans on annular yielding rubber.
Preferably, the dust cover assembly is provided with a plurality of annular reinforcing grooves on the periphery.
Preferably, one side of the dust cover assembly close to the piston rod recovery valve assembly is provided with an annular sealing groove.
Preferably, the inner diameter of the annular sealing groove is m3, and m3 is not less than 3cm and not more than 5 cm.
Preferably, the height of the first buffer block protruding out of the piston rod recovery valve assembly is m1, and m1 is more than or equal to 2mm and less than or equal to 6 mm.
Preferably, one side of the first buffer block, which is far away from the second buffer block, is provided with an inner concave part, the depth of the inner concave part is m2, and m2 is not less than 3cm and not more than 7 cm.
Compared with the prior art, the beneficial effects of the utility model are that: the compression spring assembly is connected between the piston rod recovery valve assembly and the compression bottom valve, so that under the normal working condition, the recovery compression damping force of the shock absorber attenuates vibration, the compression buffer spring participates in working under the limit compression tool, the shock absorber can not absorb the capability of attenuating impact in time under the full compression condition, namely under the limit compression condition of the buffer block, the vibration can be attenuated rapidly, and the ground sticking performance of the flat road running is not influenced.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
Drawings
Fig. 1 is a sectional view of the shock absorber with a compression hydraulic buffer spring structure of the present invention.
In the figure: 1. a first buffer block; 2. a second buffer block; 3. a dust cap assembly; 4. a piston rod recovery valve assembly; 5. a working cylinder compression valve assembly; 6. a liquid storage cylinder assembly; 7. a compression spring assembly; 8. a rubber bushing assembly; 9. an annular seal groove; 10. an annular reinforcing groove; 11. an inner concave portion; 12. a force-bearing annular projection; 13. annular shock-absorbing rubber; 14. an outer sleeve assembly; 15. compressing the bottom valve; 16. a first rubber cushion seat; 17. and a second rubber buffer seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1, in an embodiment of the present invention, a shock absorber with a compressed hydraulic buffer spring structure includes a piston rod recovery valve assembly 4, a working cylinder compression valve assembly 5 sleeved at the periphery of the piston rod recovery valve assembly 4, a liquid storage cylinder assembly 6 sleeved at the periphery of the working cylinder compression valve assembly 5, and an outer sleeve assembly 14 sleeved at the periphery of the liquid storage cylinder assembly 6, wherein one end of the piston rod recovery valve assembly 4 is arranged inside the liquid storage cylinder assembly 6, a compressed bottom valve 15 is arranged at the bottom inside the liquid storage cylinder assembly 6, one end of the liquid storage cylinder assembly 6, which is far away from the outer sleeve assembly 14, is provided with a rubber bushing assembly 8, and a compressed spring assembly 7 is connected between the piston rod recovery valve assembly 4 and the compressed bottom valve 15. Through being connected with compression spring assembly 7 between piston rod rebound valve assembly 4 and compression bottom valve 15, so under the normal operating condition, the rebound compression damping force of shock absorber attenuates the vibration, under the extreme compression frock, compression buffer spring participates in the work, satisfies the shock absorber under the suspension limit operating mode of jumping up, and the shock absorber is under the full compression situation, under the buffer block extreme compression condition promptly, can not in time absorb the ability of attenuating the impact, can attenuate the vibration rapidly, does not influence the ground nature that pastes that the level road surface traveles.
In this embodiment, a first rubber buffer seat 16 is connected between the compression spring assembly 7 and the piston rod recovery valve assembly 4, and a second rubber buffer seat 17 is connected between the piston rod recovery valve assembly 4 and the compression base valve 15. The compression spring assembly 7 is arranged in the liquid storage cylinder assembly 6, a first rubber buffer seat 16 and a second rubber buffer seat 17 are additionally arranged at two ends of the compression spring assembly 7, a compression limit working passage is formed between the piston rod recovery valve assembly 4 and the compression bottom valve 15, namely, the damping impact capacity can not be absorbed in time under the condition of the limit compression of the buffer block, the vibration can be rapidly attenuated, the ground sticking performance of the flat road surface in running can not be influenced, the requirement that the vibration absorber is in the limit working condition of upward jump of the suspension frame is met, the vibration absorber is in the full compression condition, namely, the damping impact capacity can not be absorbed in time under the condition of the limit compression of the buffer block, the vibration can be rapidly attenuated, and the ground sticking performance of the flat road surface in.
In this embodiment, the one end that the outer sleeve assembly 14 kept away from working cylinder compression valve assembly 5 is equipped with second buffer block 2, the one end that liquid storage cylinder assembly 6 was kept away from to second buffer block 2 is equipped with first buffer block 1, first buffer block 1 and second buffer block 2 all cup joint the periphery at piston rod rehabilitation valve assembly 4. Through establish second buffer block 2 in the one side of outer sleeve assembly 14 keeping away from working cylinder compression valve assembly 5 to establish first buffer block 1 in the one end that first buffer block 1 kept away from liquid storage cylinder assembly 6, utilize first buffer block 1 and second buffer block 2 can further improve the shock attenuation performance of shock absorber.
In this embodiment, a dust cover component 3 is disposed inside the outer sleeve assembly 14 and on a side close to the second buffer block 2, and the dust cover component 3 is sleeved on the outer periphery of the piston rod recovery valve assembly 4. Through in the inside one side of outer sleeve assembly 14 and being close to second buffer block 2 establish dust cover subassembly 3, dust cover subassembly 3 cup joints in the periphery of piston rod rebound valve assembly 4, so can avoid piston rod rebound valve assembly 4 to bring impurity such as dust into inside working cylinder compression valve assembly 5 when the activity, play dirt-proof purpose, guarantee the shock attenuation stability of shock absorber during operation, prolong the life of shock absorber.
In this embodiment, one side that second buffer block 2 is close to first buffer block 1 is equipped with annular yielding rubber 13, one side that first buffer block 1 is close to second buffer block 2 is equipped with the annular arch 12 of atress that supports and leans on annular yielding rubber 13. Through establishing annular yielding rubber 13 near first buffer block 1 one side at second buffer block 2, first buffer block 1 is close to second buffer block 2 one side and establishes the annular arch 12 of atress that leans on annular yielding rubber 13, utilizes the annular arch 12 of atress and annular yielding rubber 13's interact force, can further improve the damping shock-absorbing capacity of shock absorber.
In this embodiment, the dust cover assembly 3 has a plurality of annular reinforcing grooves 10 formed in the outer periphery thereof. Establish a plurality of annular reinforcing groove 10 through the periphery at dust cover subassembly 3, the intensity of dust cover has been improved in the setting of annular reinforcing groove 10, guarantees the tolerance when the dust cover uses, has prolonged the life of shock absorber.
In this embodiment, an annular sealing groove 9 is formed on one side of the dust cover assembly 3 close to the piston rod recovery valve assembly 4. Establish annular seal groove 9 through being close to piston rod rebound valve assembly 4 one side at dust cover subassembly 3, so can utilize annular seal groove 9 to improve the sealing performance of dust cover, stability when further having guaranteed the shock absorber and using has prolonged the life of shock absorber.
In the embodiment, the inner diameter of the annular sealing groove 9 is m3, and m3 is not less than 3cm and not more than 5 cm. In the embodiment, m3 is 4cm, and the arrangement is adopted, so that the dustproof sealing performance of the dustproof cover assembly 3 can be further improved by utilizing the annular sealing groove 9, the stability of the shock absorber in use is ensured, and the service life of the shock absorber is prolonged.
In the embodiment, the height of the first buffer block 1 protruding out of the piston rod recovery valve assembly 4 is m1, and m1 is more than or equal to 2mm and less than or equal to 6 mm. In concrete this embodiment, m1 is 4mm, so set up, can guarantee the compactness of assembly between first buffer block 1 and the piston rod valve assembly 4 that recovers, so can effectively improve the compactness of assembly between the piston rod valve assembly 4 that recovers, improve the stability of first buffer block 1 during operation.
In the embodiment, an inner concave part 11 is arranged on one side of the first buffer block 1 away from the second buffer block 2, the depth of the inner concave part 11 is m2, and m2 is not less than 3cm and not more than 7 cm. In the embodiment, m2 is 5cm, and by adopting the arrangement, the contact area between the piston rod recovery valve assembly 4 and the first buffer block 1 can be reduced by using the concave part 11, and the telescopic moving resistance of the piston rod recovery valve assembly 4 is reduced.
It will be appreciated that m1 may also be 2mm, 2.5mm, 3mm, 3.5mm, 4.5mm, 5mm, 5.5mm, 6mm, etc.
It is understood that m2 may also be 3cm, 3.5cm, 4cm, 4.5cm, 5.5cm, 6cm, 6.5cm, 7cm, etc.
It is understood that m3 may also be 3cm, 3.5cm, 4.5cm, 5cm, etc.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a take compression hydraulic buffer spring structure shock absorber, its characterized in that, includes piston rod rebound valve assembly, cup joints at the working cylinder compression valve assembly of piston rod rebound valve assembly periphery, cup joints at the liquid storage cylinder assembly of working cylinder compression valve assembly periphery and cup joints the outer sleeve assembly at liquid storage cylinder assembly periphery, the one end of piston rod rebound valve assembly is arranged inside liquid storage cylinder assembly, the bottom is equipped with the compression bottom valve in the liquid storage cylinder assembly, the one end that the outer sleeve assembly was kept away from to the liquid storage cylinder assembly is equipped with the rubber bush assembly, be connected with the compression spring assembly between piston rod rebound valve assembly and the compression bottom valve.
2. The structural shock absorber with a compression hydraulic buffer spring as claimed in claim 1, wherein a first rubber buffer seat is connected between the compression spring assembly and the piston rod recovery valve assembly, and a second rubber buffer seat is connected between the piston rod recovery valve assembly and the compression base valve.
3. The shock absorber with the compression hydraulic buffer spring structure as claimed in claim 1, wherein a second buffer block is provided at an end of the outer sleeve assembly away from the working cylinder compression valve assembly, a first buffer block is provided at an end of the second buffer block away from the liquid storage cylinder assembly, and the first buffer block and the second buffer block are both sleeved on the periphery of the piston rod recovery valve assembly.
4. The shock absorber with the compressed hydraulic buffer spring structure as claimed in claim 3, wherein a dust cover component is arranged inside the outer sleeve assembly and on one side close to the second buffer block, and the dust cover component is sleeved on the outer periphery of the piston rod recovery valve assembly.
5. The structural shock absorber with a compression hydraulic buffer spring as claimed in claim 4, wherein the side of the second buffer block close to the first buffer block is provided with an annular shock absorbing rubber, and the side of the first buffer block close to the second buffer block is provided with a stressed annular bulge abutting against the annular shock absorbing rubber.
6. The structural shock absorber with a compressive hydraulic damping spring as set forth in claim 4, wherein said dust boot assembly is provided with a plurality of annular reinforcing grooves in its outer periphery.
7. The shock absorber with a compressed hydraulic buffer spring structure as claimed in claim 4, wherein an annular seal groove is formed on a side of said dust cover assembly adjacent to said piston rod rebound valve assembly.
8. The shock absorber with the compression hydraulic buffer spring structure as claimed in claim 7, wherein the inner diameter of the annular sealing groove is m3, and m3 is more than or equal to 3cm and less than or equal to 5 cm.
9. The shock absorber with a compression hydraulic buffer spring structure as claimed in claim 4, wherein the height of the first buffer block protruding from the piston rod recovery valve assembly is m1, 2mm < m1 < 6 mm.
10. The structural shock absorber with the compression hydraulic buffer spring as claimed in claim 4, wherein the side of the first buffer block far away from the second buffer block is provided with an internal recess, the depth of the internal recess is m2, and m2 is more than or equal to 3cm and less than or equal to 7 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662565.3U CN212775323U (en) | 2020-08-11 | 2020-08-11 | Shock absorber with compression hydraulic buffer spring structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662565.3U CN212775323U (en) | 2020-08-11 | 2020-08-11 | Shock absorber with compression hydraulic buffer spring structure |
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| CN212775323U true CN212775323U (en) | 2021-03-23 |
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| CN202021662565.3U Active CN212775323U (en) | 2020-08-11 | 2020-08-11 | Shock absorber with compression hydraulic buffer spring structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714840A (en) * | 2022-04-12 | 2022-07-08 | 东风柳州汽车有限公司 | Shock absorber assembly and car |
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2020
- 2020-08-11 CN CN202021662565.3U patent/CN212775323U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714840A (en) * | 2022-04-12 | 2022-07-08 | 东风柳州汽车有限公司 | Shock absorber assembly and car |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A shock absorber with compressed hydraulic buffer spring structure Effective date of registration: 20210513 Granted publication date: 20210323 Pledgee: Industrial Commercial Bank of China Ltd. Yuhuan branch Pledgor: ADD INDUSTRY(ZHEJIANG)CORPORATION Ltd. Registration number: Y2021330000400 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |