Shock absorber with detachable hanging ring

Abstract

The utility model belongs to the technical field of shock absorbers, and particularly relates to a shock absorber with a detachable hanging ring. The piston rods are arranged at the two ends of the sleeve and provided with vacuum cavities; the locking assembly is arranged in the vacuum cavity and is connected with the hanging ring; the outer side of the piston rod is provided with a hanging ring structure, and the hanging ring structure extends into the vacuum cavity and is detachably connected with the locking assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of shock absorbers, and in particular relates to a shock absorber with a detachable hanging ring. Background Art

[0002] Shock absorbers are used to suppress the vibration caused by the rebound of springs after absorbing shock and the impact from the road surface. They are widely used in automobiles to accelerate the attenuation of frame and body vibrations to improve the driving smoothness of the car.

[0003] The existing shock absorbers, especially the lifting ring shock absorbers, generally have a lifting ring structure welded integrally with the piston structure of the shock absorber. However, when in use, the lifting ring structure is generally a connecting structure and is therefore easily damaged, which requires replacement of the entire structure during maintenance, thereby increasing maintenance costs. Therefore, we have specially designed a shock absorber with a detachable lifting ring. Utility Model Content

[0004] The purpose of the utility model is to provide a detachable shock absorber with a lifting ring in view of the above-mentioned technical problems, so as to achieve the effect of reducing maintenance costs.

[0005] In view of this, the utility model provides a detachable shock absorber with a lifting ring, comprising:

[0006] A sleeve, wherein a spring is arranged in the sleeve;

[0007] A piston rod, which is arranged at both ends of the sleeve and is provided with a vacuum chamber;

[0008] A locking assembly, which is arranged in the vacuum chamber and connected to the lifting ring structure;

[0009] Among them, a lifting ring structure is arranged on the outer side of the piston rod, and the lifting ring structure extends into the vacuum chamber and is detachably connected to the locking assembly.

[0010] In the above technical solution, further, the piston rod includes:

[0011] A first rod body, one end of which is configured as a first threaded end, and the other end of which is configured as a connecting end provided with a lifting ring structure;

[0012] A second rod body, wherein a through hole is provided in the second rod body, and one end of the second rod body is provided as a second threaded end, and the other end of the second rod body is provided as a mating end extending into the sleeve;

[0013] The vacuum chamber is arranged in the first rod body, and a connecting hole is arranged on the end surface of the connecting end. The hanging ring structure is connected to the vacuum chamber through the connecting hole and cooperates with the locking assembly.

[0014] In the above technical solution, further, the locking assembly includes:

[0015] A locking block, the locking block is tangent to the wall of the vacuum chamber, and a first threaded hole is provided on the upper end surface of the locking block;

[0016] a one-way valve, the one-way valve being disposed in the second threaded end;

[0017] Wherein, the end surface of the second thread end is provided with a countersunk groove, and is arranged concentrically with the through hole.

[0018] In the above technical solution, further, it also includes:

[0019] A sliding sleeve, which is arranged on the connecting hole and cooperates with the lifting ring structure;

[0020] Wherein, a process hole is arranged on the wall surface of the first rod body and is communicated with the vacuum chamber, and a plug is connected to the process hole.

[0021] In the above technical solution, further, the lifting ring structure includes:

[0022] A main body, wherein a first connector is disposed on one side of the main body, a connecting rod is disposed on the other end, a second connector is disposed on the connecting rod, and the second connector is connected to the first threaded hole;

[0023] The skirt is sleeved to the outside of the connection end, and after the main body and the locking block cooperate, the skirt sleeve extends to the outside of the process hole, and a second threaded hole is provided corresponding to the process hole;

[0024] The plug is detachably connected to the second threaded hole and is sealed to the process hole.

[0025] In the above technical solution, further, it also includes:

[0026] The sealing gasket is arranged on the connecting and matching surface between the second threaded end and the first threaded end.

[0027] In the above technical solution, further, it also includes:

[0028] The flange is arranged on the wall surface of the first rod body and abuts against the second threaded end, and a sealing ring is arranged between the matching surfaces of the flange and the second threaded end.

[0029] The beneficial effects of the utility model are as follows: the piston rod and the lifting ring structure are detachably connected, which is helpful for maintenance and replacement, and at the same time, the connection between the piston rod and the lifting ring structure is stable through the vacuum cooperation between the locking assembly and the vacuum chamber. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a three-dimensional diagram of the utility model;

[0031] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0032] The markings in the figure are as follows: 1. sleeve; 2. piston rod; 21. first rod body; 211. vacuum chamber; 212. first threaded end; 213. connecting end; 22. second rod body; 221. through hole; 222. second threaded end; 223. mating end; 31. locking block; 311. first threaded hole; 32. one-way valve; 4. lifting ring structure; 41. main body; 411. first connector; 412. connecting rod; 413. second connector; 42. skirt; 421. second threaded hole; 5. sleeve; 6. process hole; 7. plug; 8. sealing gasket; 9. flange; 10. sealing ring. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0034] Embodiment 1:

[0035] This embodiment provides a detachable shock absorber with a lifting ring, comprising:

[0036] A sleeve 1, wherein a spring is arranged in the sleeve 1;

[0037] A piston rod 2, which is disposed at both ends of the sleeve 1 and is provided with a vacuum chamber 211;

[0038] A locking assembly, which is disposed in the vacuum chamber 211 and connected to the lifting ring structure;

[0039] A lifting ring structure 4 is provided on the outer side of the piston rod 2 , and the lifting ring structure 4 extends into the vacuum chamber 211 and is detachably connected to the locking assembly.

[0040] It can be seen from this embodiment that a detachable shock absorber with a lifting ring includes a sleeve 1, a piston rod 2 and a locking assembly;

[0041] A spring is installed in the sleeve 1, and a piston rod 2 is installed at both ends of the sleeve 1 and extends into the sleeve 1 to abut against the spring. The piston rod 2 achieves the purpose of shock absorption by cooperating with the spring.

[0042] Furthermore, a vacuum cavity 211 is formed in the piston rod 2, the locking assembly is installed in the vacuum cavity 211, and the lifting ring structure 4 is detachably fixed to the piston rod 2, and the lifting ring structure 4 is locked by vacuum, so that the locking strength is high and the disassembly is convenient;

[0043] The piston rod 2 and the lifting ring structure 4 are detachably connected, which is helpful for maintenance and replacement. At the same time, the vacuum cooperation between the locking assembly and the vacuum chamber 211 ensures a stable connection between the piston rod 2 and the lifting ring structure 4.

[0044] Embodiment 2:

[0045] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0046] The piston rod 2 comprises:

[0047] A first rod body 21, one end of the first rod body 21 is configured as a first threaded end 212, and the other end is configured as a connecting end 213 provided with a lifting ring structure 4;

[0048] A second rod body 22, wherein a through hole 221 is provided in the second rod body 22, and one end of the second rod body 22 is provided as a second threaded end 222, and the other end is provided as a mating end 223 extending into the sleeve 1;

[0049] The vacuum chamber 211 is disposed in the first rod body 21 , and a connecting hole is disposed on the end surface of the connecting end 213 . The ring structure 4 is connected to the vacuum chamber 211 through the first through hole 221 to cooperate with the locking assembly.

[0050] It can be seen from this embodiment that the piston rod 2 includes a first rod body 21 and a second rod body 22;

[0051] One end of the first rod body 21 is formed with an external thread and is set as a first threaded end 212, and the other end is set as a connecting end 213 for connecting the ring structure 4. Further, the vacuum chamber 211 is formed in the first rod body 21, and a through hole 221 is set on one side of the vacuum chamber 211 corresponding to the connecting end 213 for assembling the ring structure 4;

[0052] A first through hole 221 is provided on the second rod body 22, and the locking assembly will lock the first through hole 221. Furthermore, a countersunk groove is provided at one end of the second rod body 22, and an internal thread is provided in the countersunk groove, which is configured as a second threaded end 222. The threaded cooperation between the first threaded end 212 and the second threaded end 222 fixes the first rod body 21 and the second rod body 22 together, and the other end of the second rod body 22 is configured as a mating end 223 extending into the sleeve 1 to cooperate with the spring.

[0053] Embodiment 3:

[0054] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0055] The locking assembly includes:

[0056] A locking block 31, the locking block 31 is tangent to the wall of the vacuum chamber 211, and a first threaded hole 311 is provided on the upper end surface of the locking block 31;

[0057] A one-way valve 32, the one-way valve 32 is disposed in the second threaded end 222;

[0058] The end surface of the second threaded end 222 is provided with a recessed groove, and is arranged concentrically with the through hole 221 .

[0059] It can be seen from this embodiment that the locking assembly includes a locking block 31 and a one-way valve 32;

[0060] A rubber pad is disposed on the outer side of the locking block 31 and is tangent to the wall of the vacuum chamber 211. Furthermore, a first threaded hole 311 is disposed on the upper end surface of the locking block 31, and the first threaded hole 311 is connected to the lifting ring structure 4.

[0061] The one-way valve 32 is installed on the second threaded end 222, and a recess is provided on the end surface of the second threaded end 222 to facilitate the installation of the one-way valve 32;

[0062] During assembly, the locking block 31 is placed in the vacuum chamber 211, and a tool is used to press the locking block 31 against the inner side of the vacuum chamber 211. After the ring structure 4 is fixed to the locking block 31, the first threaded end 212 is matched with the second threaded end 222, so as to fix the first rod body 21 and the second rod body 22 together.

[0063] When in use, the locking block 31 slides down to squeeze the air in the vacuum chamber 211 out of the one-way valve 32, and a vacuum is formed in the vacuum chamber 211, and then the lifting ring structure 4 is fixed to the piston rod 2. When the lifting ring structure 4 needs to be disassembled, the first threaded end 212 and the second threaded end 222 are screwed loose to destroy the vacuum cooperation in the vacuum chamber 211.

[0064] Embodiment 4:

[0065] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0066] A sliding sleeve 5, which is arranged on the connecting hole and cooperates with the lifting ring structure 4;

[0067] A process hole 6 is provided on the wall surface of the first rod body 21 and is communicated with the vacuum chamber 211 . A plug 7 is connected to the process hole 6 .

[0068] It can be seen from the present embodiment that the sliding sleeve 5 is arranged to seal the vacuum chamber 211, and then a vacuum is formed in the vacuum chamber 211 on both sides of the locking block 31 when in use, thereby making the connection between the lifting ring and the first rod body 21 stable. At the same time, the process hole 6 is formed on the wall surface of the first rod body 21 and is connected to a plug 7. The process hole 6 is used to destroy the vacuum fit generated by the locking assembly in the vacuum chamber 211 when in use, thereby facilitating disassembly.

[0069] Embodiment 5:

[0070] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0071] The lifting ring structure 4 comprises:

[0072] A main body 41, wherein a first connector 411 is disposed at one side of the main body 41, and a connecting rod 412 is disposed at the other end. A second connector 413 is disposed on the connecting rod 412, and the second connector 413 is connected to the first threaded hole 311;

[0073] The skirt 42 is sleeved to the outside of the connection end 213, and after the main body 41 and the locking block 31 cooperate, the skirt 42 is sleeved to extend to the outside of the process hole 6, and a second threaded hole 421 is provided corresponding to the process hole 6;

[0074] The plug 7 is detachably connected to the second threaded hole 421 and is sealed onto the process hole 6 .

[0075] It can be seen from this embodiment that the ring structure 4 includes a main body 41 and a skirt 42;

[0076] A first connector 411 is provided on one side of the main body 41, and a connecting rod 412 is provided on the other side. When in use, the connecting rod 412 extends through the connecting hole into the vacuum chamber 211 and is connected to the locking hole. Furthermore, a second connector 413 is provided on the end of the connecting rod 412. The second connector 413 is threadedly connected to the second threaded hole 421 to movably connect the main body 41 and the locking block 31 together.

[0077] Furthermore, a skirt 42 is formed on the outer wall surface of the main body 41, and a second threaded hole 421 is provided on the skirt 42 corresponding to the process hole 6. When in use, the plug 7 is connected to the process hole 6 by threaded cooperation with the second threaded hole 421 to lock the vacuum chamber 211.

[0078] Embodiment 6:

[0079] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0080] The sealing gasket 8 is arranged on the connecting and matching surface between the second threaded end 222 and the first threaded end 212 .

[0081] It can be seen from this embodiment that the sealing gasket 8 is provided to seal the mating end 223 between the first threaded end 212 and the second threaded end 222 , thereby sealing the vacuum chamber 211 .

[0082] Embodiment 7:

[0083] This embodiment provides a detachable shock absorber with a lifting ring, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features.

[0084] The flange 9 is arranged on the wall surface of the first rod body 21 and abuts against the second threaded end 222 , and a sealing ring 10 is arranged between the matching surfaces of the flange 9 and the second threaded end 222 .

[0085] It can be seen from this embodiment that the flange 9 is formed on the first rod body 21 and abuts against the second threaded end 222 when the first threaded end 212 is connected to the second threaded end 222, and a sealing ring 10 is provided on the connecting mating surface between the flange 9 and the second threaded end 222, and the sealing ring 10 further seals the vacuum chamber 211.

[0086] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A detachable shock absorber with a lifting ring, characterized in that: include: A sleeve (1), wherein a spring is arranged inside the sleeve (1); A piston rod (2), wherein the piston rod (2) is arranged at both ends of the sleeve (1), and the piston rod (2) is provided with a vacuum chamber (211); A locking assembly, wherein the locking assembly is arranged in the vacuum chamber (211), and the locking assembly is connected to the lifting ring structure; Wherein, a lifting ring structure (4) is arranged on the outer side of the piston rod (2), and the lifting ring structure (4) extends into the vacuum chamber (211) and is detachably connected to the locking assembly; Wherein, the piston rod (2) comprises: A first rod body (21), wherein one end of the first rod body (21) is configured as a first threaded end (212), and the other end is configured as a connecting end (213) provided with a lifting ring structure (4); A second rod body (22), wherein a through hole (221) is provided in the second rod body (22), and one end of the second rod body (22) is provided as a second threaded end (222), and the other end is provided as a mating end (223) extending into the sleeve (1); The vacuum chamber (211) is arranged in the first rod body (21), and a connecting hole is arranged on the end surface of the connecting end (213), and the lifting ring structure (4) is connected to the vacuum chamber (211) through the connecting hole and cooperates with the locking assembly; The locking assembly includes: A locking block (31), wherein the locking block (31) is tangent to the wall of the vacuum chamber (211), and a first threaded hole (311) is provided on the upper end surface of the locking block (31); a one-way valve (32), wherein the one-way valve (32) is disposed in the second threaded end (222); Wherein, the end surface of the second threaded end (222) is provided with a recessed groove, and is arranged concentrically with the through hole (221).

2. A detachable shock absorber with a lifting ring according to claim 1, characterized in that include: A sliding sleeve (5), wherein the sliding sleeve (5) is arranged on the connecting hole and cooperates with the lifting ring structure (4); Wherein, a process hole (6) is provided on the wall surface of the first rod body (21) and is connected to the vacuum chamber (211), and a plug (7) is connected to the process hole (6).

3. The detachable shock absorber with a lifting ring according to claim 2 is characterized in that: The lifting ring structure (4) comprises: A main body (41), wherein a first connector (411) is disposed on one side of the main body (41), and a connecting rod (412) is disposed on the other end, a second connector (413) is disposed on the connecting rod (412), and the second connector (413) is connected to the first threaded hole (311); A skirt (42), wherein the skirt (42) is sleeved onto the outside of the connection end (213), and after the main body (41) and the locking block (31) are matched, the skirt (42) is sleeved and extended to the outside of the process hole (6), and a second threaded hole (421) is provided corresponding to the process hole (6); The plug (7) is detachably connected to the second threaded hole (421) and is sealed to the process hole (6).

4. The detachable shock absorber according to claim 3 is characterized in that include: A sealing gasket (8), wherein the sealing gasket (8) is arranged on the connecting mating surface between the second threaded end (222) and the first threaded end (212).

5. The detachable shock absorber according to claim 4 is characterized in that include: A flange (9), wherein the flange (9) is arranged on the wall surface of the first rod body (21) and abuts against the second threaded end (222), and a sealing ring (10) is arranged between the matching surfaces of the flange (9) and the second threaded end (222).

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