Shock absorber for refitted vehicle

Abstract

The shock absorber comprises a first hydraulic telescopic rod, a second hydraulic telescopic rod, a first spring, a second spring and a bearing block, the first spring is arranged in a first sleeve and a second sleeve in a penetrating mode, the second spring is arranged in a third sleeve and a fourth sleeve in a penetrating mode, one end of the first sleeve is provided with a first end cover, and the other end of the first sleeve is provided with a second end cover. A second end cover is arranged at one end of the second sleeve; a buffer section is arranged at the other end of the second sleeve, and the buffer section is arranged in the first sleeve in a penetrating manner; the first hydraulic telescopic rod is arranged in the first spring in a penetrating manner; the bearing block is arranged on one side of the buffering section in a penetrating mode through a positioning hole, a protruding cap is arranged on one side of the bearing block, one end of the third sleeve is arranged in the cap in a penetrating mode, the other end of the third sleeve is arranged in the fourth sleeve in a penetrating mode, and the telescopic rod is arranged in the second spring in a penetrating mode. A protruding supporting seat is arranged on one side of the second end cover, and the fourth sleeve is arranged in a hole part of the supporting seat in a penetrating mode. The structure design is simple and reasonable, and the durability of the second spring is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of shock absorbers, and particularly relates to a shock absorber used for a modified vehicle. Background Art

[0002] At present, shock absorbers are used to suppress the shock caused by the rebound of springs after shock absorption and the impact from the road surface.

[0003] The existing patent CN214946005U discloses a correction vehicle shock absorber, comprising a hydraulic telescopic rod and a first spring, wherein an upper end cover is installed on the top of the hydraulic telescopic rod, and a lower end cover is installed on the bottom of the hydraulic telescopic rod, the first spring is surrounded by the periphery of the hydraulic telescopic rod, and a protective mechanism is covered on the periphery of the first spring, and quick disassembly and assembly mechanisms are respectively installed on the top and bottom of the protective mechanism. The utility model is conducive to preventing the hydraulic telescopic rod and the first spring from being damaged by flying stones and mud, thereby extending the service life of the equipment. At the same time, the installation of the second spring improves the shock absorbing effect of the equipment and improves the practicality of the equipment. The quick installation and disassembly of the protective mechanism is completed by the clamping and disassembly of the retaining spring between the first clamping groove and the second clamping groove in the quick disassembly and assembly mechanism, which is conducive to improving work efficiency and facilitating later maintenance and replacement.

[0004] However, based on the search of the above patents and in combination with the shock absorbers in the prior art, it is found that the above shock absorber adopts a combination of a first spring and a second spring, which improves the shock absorption efficiency; the present application is aimed at the durability issue of the second spring. Utility Model Content

[0005] The utility model provides a shock absorber for a modified vehicle, which solves the problems raised by the background technology in the prior art.

[0006] The technical solution of the utility model is implemented as follows: it includes a shock absorber, which includes a first hydraulic telescopic rod, a second hydraulic telescopic rod, a first spring, a second spring and a receiving block, the first spring is inserted into the inside of the first sleeve and the second sleeve, and the second spring is inserted into the inside of the third sleeve and the fourth sleeve.

[0007] A first end cover is disposed at one end of the first sleeve, and a second end cover is disposed at one end of the second sleeve.

[0008] A buffer section is provided at the other end of the second sleeve, and the buffer section is penetrated into the interior of the first sleeve.

[0009] A first hydraulic telescopic rod is arranged inside the combination of the first sleeve and the second sleeve, and the first hydraulic telescopic rod is passed through the interior of the first spring.

[0010] One end of the first hydraulic telescopic rod is in contact with the first end cover, and the other end is in contact with the second end cover.

[0011] The receiving block comprises a positioning hole and a cover cap. The receiving block is provided with a positioning hole on one side of the buffer section. A protruding cover cap is provided on one side of the receiving block, and the cover cap is a symmetrical structure.

[0012] The top surface of the receiving block and one end of the first sleeve are in contact with each other.

[0013] One end of the third sleeve is inserted into the interior of the cap, and the other end is inserted into the interior of the fourth sleeve.

[0014] A second hydraulic telescopic rod is arranged inside the combination of the third sleeve and the fourth sleeve, and the second hydraulic telescopic rod is passed through the interior of the second spring.

[0015] A protruding support seat is provided on one side of the second end cover, and the support seat is a symmetrical structure.

[0016] The fourth sleeve is inserted into a hole provided on the support seat.

[0017] As a preferred embodiment, one side of the first end cover is provided with a protruding first limiting rod, and the other side is provided with a protruding clamping ring, and the first limiting rod is arranged inside the clamping ring.

[0018] As a preferred embodiment, one side of the second end cover is provided with a protruding first limiting rod, and the other side is provided with a protruding clamping ring, and the first limiting rod is arranged inside the clamping ring.

[0019] As a preferred embodiment, the snap ring is inserted into a snap groove provided at one end of the first sleeve and the second sleeve, and the first limiting rod is in contact with the inner walls of the first sleeve and the second sleeve.

[0020] As a preferred embodiment, the first spring, one end of the first hydraulic telescopic rod and one end of the first limiting rod are in contact with each other.

[0021] As a preferred embodiment, a protruding second limiting rod is provided inside the cap, the second limiting rod is passed through the inside of the third sleeve, and the second limiting rod and the inner wall of the third sleeve are in contact with each other.

[0022] As a preferred embodiment, a fixing hole is provided on one side of the cover cap, and a fixing hole is provided on one side of the third sleeve. The cover cap and the third sleeve are connected with bolts and the fixing holes to form a fixed structure.

[0023] After adopting the above technical scheme, the beneficial effects of the utility model are as follows: its structural design is simple and reasonable, and has the effect of improving the durability of the second spring; its shock absorber comprises a first hydraulic telescopic rod, a second hydraulic telescopic rod, a first spring, a second spring and a receiving block, the first spring is arranged inside the first sleeve and the second sleeve, the second spring is arranged inside the third sleeve and the fourth sleeve, the first hydraulic telescopic rod is arranged inside the first spring, and the second hydraulic telescopic rod is arranged inside the second spring; a buffer section is provided at one end of the second sleeve, one end of the buffer section is arranged inside the first sleeve, and one side of the buffer section is arranged in a positioning hole provided in the receiving block, one side of the receiving block is provided with a protruding cap, and one end of the third sleeve is arranged inside the cap; one end of the first sleeve and one side of the receiving block are in contact with each other, and the telescopic activity of the first sleeve adopts the connection between the receiving block and the third sleeve, the fourth sleeve, the second hydraulic telescopic rod and the second spring, so as to improve the durability of the second spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0025] Figure 1 It is a schematic diagram of the overall structure of the shock absorber of the utility model.

[0026] Figure 2 It is an exploded view of the overall structure of the shock absorber of the utility model.

[0027] Figure 3 It is a schematic diagram of the overall structure of the receiving block of the utility model.

[0028] Figure 4 It is a schematic diagram of the overall structure of the second end cover of the utility model.

[0029] Figure 5 It is a schematic diagram of the overall structure of the cap of the utility model.

[0030] Figure 6 It is an enlarged view of the overall structure of the utility model A.

[0031] Figure 7 The figure is a schematic diagram of the overall structure of the card slot of the utility model. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] like Figure 1-Figure 7 As shown:

[0034] Embodiment 1:

[0035] The shock absorber includes a first hydraulic telescopic rod 2, a second hydraulic telescopic rod 20, a first spring 21, a second spring 22 and a receiving block 3. The first spring 21 is inserted into the first sleeve 4 and the second sleeve 40, and the second spring 22 is inserted into the third sleeve 41 and the fourth sleeve 42. The first hydraulic telescopic rod 2 is inserted into the first spring 21, and the second hydraulic telescopic rod 20 is inserted into the second spring 22. The second sleeve 40 is provided with a buffer section 51 at one end. One end of the segment 51 is passed through the interior of the first sleeve 4, and one side of the buffer segment 51 is passed through the positioning hole 30 provided on the receiving block 3, one side of the receiving block 3 is provided with a protruding cap 31, and one end of the third sleeve 41 is passed through the interior of the cap 31; one end of the first sleeve 4 and one side of the receiving block 3 are in contact with each other, and the telescopic activity of the first sleeve 4 adopts the connection between the receiving block 3 and the third sleeve 41, the fourth sleeve 42, the second hydraulic telescopic rod 20, and the second spring 22, so as to improve the durability of the second spring 22.

[0036] A first hydraulic telescopic rod 2 is provided inside the combination of the first sleeve 4 and the second sleeve 40, and the first hydraulic telescopic rod 2 is inserted into the first spring 21, thereby forming a shock absorber structure; a second hydraulic telescopic rod 20 is provided inside the combination of the third sleeve 41 and the fourth sleeve 42, and the second hydraulic telescopic rod 20 is inserted into the second spring 22, thereby forming a shock absorber structure.

[0037] A buffer section 51 is disposed at the other end of the second sleeve 40 , and the buffer section 51 is passed through the interior of the first sleeve 4 .

[0038] The receiving block 3 includes a positioning hole 30 and a cap 31. The receiving block 3 adopts the positioning hole 30 to penetrate one side of the buffer section 51, and a protruding cap 31 is provided on one side of the receiving block 3; one end of the third sleeve 41 is penetrated in the interior of the cap 31, and the other end is penetrated in the interior of the fourth sleeve 42; one side of the second end cover 50 is provided with a protruding support seat 500, and the fourth sleeve 42 is penetrated in the hole portion provided in the support seat 500; the top surface of the receiving block 3 and one end of the first sleeve 4 are in contact with each other. To summarize the structure described above, the combination of the first sleeve 4, the second sleeve 40, the first hydraulic telescopic rod 2 and the first spring 21; the combination of the third sleeve 41, the fourth sleeve 42, the second hydraulic telescopic rod 20 and the second spring 22 forms the structure of the second shock absorber, and then the first sleeve 4 is telescopically movable, and its pressure is transferred through the receiving block 3, which has the effect of improving the stability of telescopic movement and improving the durability of the first spring 21 and the second spring 22.

[0039] Preferably, the cap 31 is a symmetrical structure, and the support seat 500 is a symmetrical structure, which helps to transfer the pressure of the receiving block 3 and has a balanced distribution structure.

[0040] A first end cover 5 is disposed at one end of the first sleeve 4 , and a second end cover 50 is disposed at one end of the second sleeve 40 .

[0041] Embodiment 2:

[0042] A protruding first limiting rod 7 is provided on one side of the first end cover 5, and a protruding snap ring 6 is provided on the other side, and the first limiting rod 7 is arranged inside the snap ring 6; a protruding first limiting rod 7 is provided on one side of the second end cover 50, and a protruding snap ring 6 is provided on the other side, and the first limiting rod 7 is arranged inside the snap ring 6; the snap ring 6 is passed through a clamping groove 60 provided at one end of the first sleeve 4 and the second sleeve 40, however, the first end cover 5 forms an integrated structure with the first sleeve 4, and the second end cover 50 forms an integrated structure with the second sleeve 40.

[0043] Embodiment 3:

[0044] The first limiting rod 7 and the inner walls of the first sleeve 4 and the second sleeve 40 are in close contact with each other, thereby improving the stability of the combination of the first end cover 5 and the first sleeve 4, and the second end cover 50 and the second sleeve 40.

[0045] Embodiment 4:

[0046] The first spring 21, one end of the first hydraulic telescopic rod 2 and one end of the first limiting rod 7 are in contact with each other.

[0047] Embodiment 5:

[0048] A protruding second limiting rod 70 is provided inside the cap 31 . The second limiting rod 70 is passed through the inside of the third sleeve 41 . The second limiting rod 70 and the inner wall of the third sleeve 41 are in close contact with each other, thereby improving the stability of the combination of the cap 31 and the third sleeve 41 .

[0049] The sixth embodiment:

[0050] A fixing hole 8 is provided on one side of the cover cap 31, and a fixing hole 8 is provided on one side of the third sleeve 41. The cover cap 31 and the third sleeve 41 are connected with the fixing holes 8 by bolts to form a fixed structure. However, the third sleeve 41 is driven by the cover cap 31 to form a telescopic activity.

[0051] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shock absorber for a modified vehicle, comprising a first hydraulic telescopic rod, a second hydraulic telescopic rod, a first spring, a second spring and a receiving block, wherein the first spring is inserted into the first sleeve and the second sleeve, and the second spring is inserted into the third sleeve and the fourth sleeve, and is characterized in that: A first end cap is provided at one end of the first sleeve, and a second end cap is provided at one end of the second sleeve; The other end of the second sleeve is provided with a buffer section, and the buffer section is inserted into the interior of the first sleeve; A first hydraulic telescopic rod is disposed inside the combination of the first sleeve and the second sleeve, and the first hydraulic telescopic rod is passed through the inside of the first spring; The receiving block includes a positioning hole and a cap. The receiving block is provided with a positioning hole on one side of the buffer section, and a protruding cap is provided on one side of the receiving block. The top surface of the receiving block and one end of the first sleeve are in contact with each other; One end of the third sleeve is inserted into the interior of the cap, and the other end is inserted into the interior of the fourth sleeve; A second hydraulic telescopic rod is disposed inside the combination of the third sleeve and the fourth sleeve, and the second hydraulic telescopic rod is disposed inside the second spring; A protruding support seat is provided on one side of the second end cover, and the fourth sleeve is passed through a hole provided on the support seat.

2. A shock absorber for a modified vehicle as claimed in claim 1, characterized in that: The first end cover is provided with a protruding first limit rod on one side and a protruding clamping ring on the other side, and the first limit rod is arranged inside the clamping ring; the second end cover is provided with a protruding first limit rod on one side and a protruding clamping ring on the other side, and the first limit rod is arranged inside the clamping ring.

3. A shock absorber for a modified vehicle as claimed in claim 2, characterized in that: The clamping ring is inserted into a clamping groove provided at one end of the first sleeve and the second sleeve, and the first limiting rod is in contact with the inner walls of the first sleeve and the second sleeve.

4. A shock absorber for a modified vehicle as claimed in claim 3, characterized in that: A protruding second limiting rod is provided inside the cap, and the second limiting rod is penetrated inside the third sleeve, and the second limiting rod and the inner wall of the third sleeve are in contact with each other.

5. A shock absorber for a modified vehicle as claimed in claim 4, characterized in that: A fixing hole is provided on one side of the cover cap, and a fixing hole is provided on one side of the third sleeve.

Images