CN215334138U - Adjustable shock absorber - Google Patents
Adjustable shock absorber Download PDFInfo
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- CN215334138U CN215334138U CN202120341008.XU CN202120341008U CN215334138U CN 215334138 U CN215334138 U CN 215334138U CN 202120341008 U CN202120341008 U CN 202120341008U CN 215334138 U CN215334138 U CN 215334138U
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- oil cylinder
- spring tray
- shock absorber
- tray assembly
- limiting
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Abstract
The utility model discloses an adjustable shock absorber, which comprises an oil cylinder and a spring tray component; the spring tray assembly is arranged on the oil cylinder in a matched mode, so that the spring tray assembly can rotate relative to the oil cylinder on the oil cylinder and can move along the axial direction of the oil cylinder; and a first limiting structure used for limiting the spring tray assembly to move on the oil cylinder along the axial direction of the oil cylinder and a second limiting structure used for limiting the spring tray assembly to rotate relative to the oil cylinder are arranged between the spring tray assembly and the oil cylinder. Compared with the existing shock absorber structure, the shock absorber is provided with the second limiting structure for limiting the rotation of the spring tray assembly between the spring tray assembly and the oil cylinder so as to limit the rotation of the spring tray assembly in the working process, and therefore the stability of the performance of the adjustable shock absorber in the using process is effectively guaranteed.
Description
Technical Field
The utility model relates to the technical field of shock absorbers, in particular to an adjustable shock absorber.
Background
The McLeeb suspension combines all parts for bearing the functions of elastic elements and guiding wheels into an assembly structure, and generally comprises a tray for supporting the lower end of a spiral spring, an auxiliary spring (compression stroke limiting block), a restoring stroke built-in limiting block, a transverse stabilizer bar and a wheel steering knuckle, wherein a traditional integral shock absorber is generally adopted in the suspension at present. The spring tray and the oil cylinder in the traditional shock absorber are connected in a welding mode, and the posture of a vehicle body is adjusted only by changing the size and performance parameters of the spring or manufacturing shock absorber assemblies with different heights. Because the procurement period of spring and shock absorber assembly is long with high costs, often can't satisfy the demand of quick timing automobile body gesture.
The utility model discloses a shock absorber subassembly with adjustable set up the swivel nut in the patent CN205479090U on an oil storage section of thick bamboo, and spring tray is fixed to be set up and to constitute spring tray subassembly on the adjusting collar, and the adjusting collar passes through on the swivel nut of screw thread fixed mounting to an oil storage section of thick bamboo, realizes the free regulation of spring tray subassembly position on an oil storage section of thick bamboo. Although the structure of the shock absorber assembly can realize the adjustment of the position of the spring tray assembly, the shock absorber is easy to generate relative movement between the spring tray assembly and the oil storage cylinder during the use process, and the adjustment performance and the use stability of the suspension are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an adjustable shock absorber aiming at the problem of unstable use performance of the shock absorber in the prior art, and the use performance of the adjustable shock absorber is more stable while the position of a spring tray of the shock absorber is adjusted.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
an adjustable shock absorber comprises an oil cylinder and a spring tray assembly;
the spring tray assembly is arranged on the oil cylinder in a matched mode, so that the spring tray assembly can rotate relative to the oil cylinder on the oil cylinder and can move along the axial direction of the oil cylinder;
and a first limiting structure used for limiting the spring tray assembly to move on the oil cylinder along the axial direction of the oil cylinder and a second limiting structure used for limiting the spring tray assembly to rotate relative to the oil cylinder are arranged between the spring tray assembly and the oil cylinder.
In the above technical scheme, further, the second limit structure includes at least one limit groove provided on the oil cylinder and a limit part provided on the spring tray assembly, the limit groove is provided along the axial direction of the oil cylinder, the limit part is provided in the limit groove in a matching manner, and is in clearance fit with the limit groove in the circumferential direction of the oil cylinder.
Among the above-mentioned technical scheme, further, spring tray subassembly includes fixed cover and spring tray, spring tray fixed connection is sheathe in fixed, fixed cover cooperation cover is established on the oil section of thick bamboo.
In the above technical scheme, further, the fixing sleeve is provided with a mounting hole, and the limiting member is arranged in the mounting hole and is in threaded connection with the mounting hole.
In the above technical scheme, further, fixed cover one end tip is provided with the location boss that is used for spring tray location support.
Among the above-mentioned technical scheme, further, first limit structure includes the external screw thread that sets up on the oil cylinder and the internal thread that sets up on the fixed cover, threaded connection between fixed cover and the oil cylinder.
Among the above-mentioned technical scheme, furtherly, first limit structure still includes one or two lock nut that set up on the oil cylinder, threaded connection between lock nut and the oil cylinder wherein sets up a lock nut in the relative one end of fixed cover and spring tray holding surface, or set up another lock nut at the fixed cover other end simultaneously.
Among the above-mentioned technical scheme, furtherly, first limit structure includes the external screw thread that sets up on the oil cylinder and two lock nuts of setting on the oil cylinder, threaded connection between lock nut and the oil cylinder, sliding fit between fixed cover and the oil cylinder, two lock nut sets up respectively at the both ends of fixed cover.
The utility model has the following beneficial effects:
1) the spring tray assembly of the shock absorber is in a matched connection structure with the oil cylinder, so that the spring tray assembly can move along the axis direction of the oil cylinder, the position of the spring tray assembly on the oil cylinder is adjusted, and the posture of a vehicle body can be quickly adjusted; compared with the existing shock absorber structure, the second limiting structure for limiting the rotation of the spring tray assembly is arranged between the spring tray assembly and the oil cylinder, so that the spring tray assembly is limited to rotate in the working process, and the stability of the performance of the adjustable shock absorber in the using process is effectively guaranteed.
2) The connection structure of the sliding fit is adopted between the spring tray assembly and the oil cylinder of the shock absorber, so that the adjustment of the spring tray assembly is more convenient, the adjustment of any position of the spring tray assembly can be realized, and the better adjustment precision is realized.
Drawings
FIG. 1 is a schematic structural view of a shock absorber according to an embodiment of the present invention.
Fig. 2 is a partial schematic view of a portion a of fig. 1.
Fig. 3 is a schematic structural view of a spring tray assembly in the shock absorber according to the embodiment of the utility model.
In the figure: 101. the oil cylinder comprises an oil cylinder body 102, a spring tray assembly 121, a spring tray 122, a fixing sleeve 123, a positioning boss 103, a locking nut 104, a limiting groove 105, a limiting piece 106 and a mounting hole.
Detailed Description
The shock absorber spring tray assembly supports a shock absorber spring in an automobile suspension, the posture of an automobile body can be adjusted by adjusting the position of the spring tray assembly, but the size and angle matching between the spring and the automobile body supported by the spring is usually strictly adjusted, so that the assembly parameters between the shock absorber spring and the automobile body are strictly ensured, the stability of the shock absorber in the operation process is ensured, and the spring tray assembly is fixedly connected to the shock absorber in a welding mode on the shock absorber generally to ensure that the shock absorber spring is stably supported.
In order to meet the requirement for quickly adjusting the posture of the vehicle body, a structure that the spring tray assembly is movably connected with the shock absorber is adopted in the shock absorber at present, so that the height of the spring tray assembly is adjusted, the supporting position of a spring of the shock absorber is changed, and the posture of the vehicle body can be quickly adjusted. However, in the structure adopted by the existing shock absorber, only the movement of the spring tray assembly in the axial direction is limited, for example, the spring tray assembly is in threaded connection with the shock absorber, or a limiting structure for locking the spring tray assembly and the shock absorber by using a locking nut is adopted at the same time, and the problem that the performance of the shock absorber with the structure is unstable in practical application is solved because the complexity of acting force borne by the shock absorber in the actual operation process is not recognized, and the threads between the spring tray assembly and the shock absorber are loosened, so that the relative rotation between the spring tray assembly and the shock absorber is caused, thereby changing the angle and position parameters between the shock absorber spring and a vehicle body, further changing the overall adjustment performance of the shock absorber and a suspension.
The utility model improves the existing structure, well solves the problems existing in the existing shock absorber, and can effectively lock and fix the spring tray assembly on the shock absorber while realizing the adjustment of the spring tray assembly so as to ensure the stability of the performances of the shock absorber and the suspension.
The utility model is further described with reference to the following figures and specific embodiments.
Example one
As shown in fig. 1, an adjustable shock absorber includes an oil cylinder 101 and a spring carrier assembly 102; the spring tray assembly 102 is arranged on the oil cylinder 101 in a matching manner, so that the spring tray assembly can rotate relative to the oil cylinder on the oil cylinder and move along the axial direction of the oil cylinder; a first limiting structure used for limiting the spring tray assembly to move on the oil cylinder along the axial direction of the oil cylinder and a second limiting structure used for limiting the spring tray assembly to rotate relative to the oil cylinder are arranged between the spring tray assembly and the oil cylinder.
Referring to fig. 3, the spring tray assembly of this embodiment includes a fixing sleeve 122 and a spring tray 121, the spring tray 121 is fixedly connected to the fixing sleeve 122, and the fixing sleeve 122 is disposed on the oil cylinder 101 in a fitting manner. The spring tray assembly adopts a combined structure, so that repeated die opening of a new spring tray can be avoided, the existing vibration-damping spring tray can be directly used, and only an inner hole matched with the fixed sleeve needs to be processed on the existing spring tray.
The first limit structure in this embodiment includes an external thread provided on the oil cylinder 101 and an internal thread provided on the fixing sleeve 122, and the fixing sleeve 122 is in threaded connection with the oil cylinder 101. The length and the position of external screw thread set up as required on the oil cylinder, owing to directly set up the external screw thread on the oil cylinder, carry out thickening treatment to the wall thickness of oil cylinder here, set up the wall thickness of oil cylinder into 4mm to guarantee the structural strength of oil cylinder. A positioning boss 123 for positioning and supporting the spring tray is arranged at one end of the fixing sleeve 122, the spring tray is sleeved on the fixing sleeve from the other end of the fixing sleeve, the spring tray 121 is positioned and installed at the position of the positioning boss 123, and then the spring tray is welded and fixed on the fixing sleeve. The external thread of the oil cylinder 101 is also provided with locking nuts 103, the locking nuts 103 are in threaded connection with the oil cylinder 101, one of the locking nuts 103 is arranged at one end of the fixed sleeve opposite to the supporting surface of the spring tray, and the spring tray is locked in an auxiliary manner while the fixed sleeve is supported; or another locking nut 103 is arranged at the other end of the fixing sleeve 122 to assist in fixing the spring tray 121, and the two locking nuts 103 are respectively locked at the two ends of the fixing sleeve in the reverse direction, so that the locking and fixing of the spring tray assembly are realized.
The second limiting structure in this embodiment includes two limiting grooves 104 disposed on the oil cylinder and two limiting members 105 correspondingly disposed on the spring tray assembly, the limiting grooves 104 are disposed along the axial direction of the oil cylinder, and the limiting members 105 are disposed in the limiting grooves 104 in a matched manner, and are in clearance fit with the limiting grooves 104 in the circumferential direction of the oil cylinder. Here, the fixing sleeve 122 is provided with the mounting hole 106, the stopper 105 is a screw rod which is engaged with the mounting hole, the stopper 105 is provided in the mounting hole 106, the stopper 105 is connected to the mounting hole 106 by a screw connection method, and the stopper 105 is fixedly mounted on the fixing sleeve 122. The limiting part and the limiting groove are matched to limit relative rotation between the spring tray assembly and the oil cylinder, so that the influence of the change of the angle of the spring tray on the supporting angle of the spring of the shock absorber is prevented, and the performance stability of the shock absorber can be well guaranteed. The length of the key groove is set to be 125mm, so that the spring tray assembly can have a large adjusting stroke; set up the keyway simultaneously and make the spacing support on keyway axis and the shock absorber be located the coplanar to set up the position of locating part on fixed cover, thereby can carry out only injecing to the spring tray for the angular position of shock absorber oil cylinder through the position of keyway, locating part, thereby can make things convenient for the assembly between spring tray subassembly and the oil cylinder and guarantee the assembly precision between the two.
Example two
The damper in the present embodiment is different from the first embodiment in that:
the first limiting structure in this embodiment includes an external thread arranged on the oil cylinder 101 and two lock nuts 103 arranged on the oil cylinder, the lock nuts 103 are in threaded connection with the oil cylinder 101, the fixed sleeve 122 is in sliding fit with the oil cylinder 101, and the two lock nuts 103 are respectively arranged at two ends of the fixed sleeve 122. The fixed sleeve is connected with the oil cylinder in a sliding fit mode, the fixed sleeve is limited by the two locking nuts in the axial direction, the position of the spring tray assembly can be conveniently adjusted, the position of the spring tray assembly can be freely adjusted, and the fixed sleeve is not limited by the thread pitch.
The present specification and figures are to be regarded as illustrative rather than restrictive, and it is intended that all such alterations and modifications that fall within the true spirit and scope of the utility model, and that all such modifications and variations are included within the scope of the utility model as determined by the appended claims without the use of inventive faculty.
Claims (8)
1. An adjustable shock absorber is characterized by comprising an oil cylinder and a spring tray assembly;
the spring tray assembly is arranged on the oil cylinder in a matched mode, so that the spring tray assembly can rotate relative to the oil cylinder on the oil cylinder and can move along the axial direction of the oil cylinder;
and a first limiting structure used for limiting the spring tray assembly to move on the oil cylinder along the axial direction of the oil cylinder and a second limiting structure used for limiting the spring tray assembly to rotate relative to the oil cylinder are arranged between the spring tray assembly and the oil cylinder.
2. The adjustable shock absorber according to claim 1, wherein the second limiting structure comprises at least one limiting groove disposed on the oil cylinder and a limiting member disposed on the spring tray assembly, the limiting groove is disposed along the axial direction of the oil cylinder, and the limiting member is disposed in the limiting groove in a clearance fit with the limiting groove in the circumferential direction of the oil cylinder.
3. The adjustable shock absorber as set forth in claim 2 wherein said spring tray assembly comprises a retaining sleeve and a spring tray, said spring tray being fixedly attached to said retaining sleeve, said retaining sleeve being cooperatively received on said oil cylinder.
4. The adjustable shock absorber as set forth in claim 3, wherein the fixing sleeve is provided with a mounting hole, and the limiting member is disposed in the mounting hole and threadedly coupled with the mounting hole.
5. The adjustable shock absorber as set forth in claim 3, wherein said fixing sleeve is provided at one end thereof with a positioning boss for positioning and supporting the spring tray.
6. The adjustable shock absorber as set forth in claim 3 wherein said first limit formation comprises an external thread provided on the oil cylinder and an internal thread provided on a fixed sleeve, said fixed sleeve being threadedly connected with the oil cylinder.
7. The adjustable shock absorber as set forth in claim 6, wherein the first limiting structure further comprises one or two lock nuts disposed on the oil cylinder, the lock nuts being in threaded connection with the oil cylinder, wherein at least one lock nut is disposed at an end of the fixing sleeve opposite to the supporting surface of the spring tray, or another lock nut is disposed at the other end of the fixing sleeve.
8. The adjustable shock absorber as set forth in claim 3, wherein the first limiting structure comprises an external thread provided on the oil cylinder and two locking nuts provided on the oil cylinder, the locking nuts are connected with the oil cylinder by a thread, the fixed sleeve is in sliding fit with the oil cylinder, and the two locking nuts are respectively provided at two ends of the fixed sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120341008.XU CN215334138U (en) | 2021-02-05 | 2021-02-05 | Adjustable shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120341008.XU CN215334138U (en) | 2021-02-05 | 2021-02-05 | Adjustable shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215334138U true CN215334138U (en) | 2021-12-28 |
Family
ID=79580978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120341008.XU Active CN215334138U (en) | 2021-02-05 | 2021-02-05 | Adjustable shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215334138U (en) |
-
2021
- 2021-02-05 CN CN202120341008.XU patent/CN215334138U/en active Active
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