Improved split type shock absorber

Abstract

The improved split type shock absorber comprises a shock absorption cylinder body, the upper end of the shock absorption cylinder body is in threaded connection with an upper maintenance cover, and the lower end of the shock absorption cylinder body is fixedly provided with a lower maintenance connecting cover structure; a piston rod is inserted into the damping cylinder body and is connected with the upper maintenance cover in a penetrating manner; a working piston is fixed at one end of the piston rod; an I-shaped movable seat is inserted into the lower side of the interior of the damping cylinder body; a dustproof sleeve sleeves the outer side of the piston rod; a working spring is fixed between the upper maintenance cover and the movable adjusting connecting seat structure, and the working spring sleeves the outer side of the dustproof sleeve; the side face of the damping cylinder is connected with a pressure detection side cylinder structure. Through the arrangement of the movable adjusting connecting seat structure, the height of the mounted upper lifting seat is adjusted, so that the upper lifting seat is suitable for being accurately mounted on different accessories for use.

Description

Technical Field

[0001] The invention belongs to the technical field of shock absorbers, and in particular relates to an improved split shock absorber. Background Art

[0002] A split shock absorber is a mechanical device used in a vehicle suspension system, also known as a shock absorber or shock absorber. It is mainly used in a vehicle suspension system and provides higher adjustment performance, shock absorption effect and handling. A split shock absorber is usually composed of two parts, a shock absorber and a spring. The compression and rebound functions of the shock absorber are designed separately, but the connection and installation point is a limited structure, so when it is installed on accessories of different models, the installation point cannot fully contact, which will affect the overall connection and cause it to loosen, fall off easily and become unusable, and its working point cannot be detected. It is not easy to detect damage during use, which can easily cause further damage and affect the safety of use. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides an improved split shock absorber, which realizes the function of movable adjustment at the installation point, so that it is suitable for the installation of accessories of different models, thereby fully connecting the connection to avoid looseness, easy falling and unusable, and detecting the working place. After damage, it is easy to detect and carry out timely maintenance and replacement to avoid affecting the safety of use.

[0004] The technical solution is as follows: an improved split shock absorber, comprising a shock absorber cylinder, an upper maintenance cover being threadedly connected to the upper end of the shock absorber cylinder, and a lower maintenance connecting cover structure being fixed to the lower end; a piston rod is inserted into the inside of the shock absorber cylinder, and the piston rod is inserted and connected to the upper maintenance cover; a working piston is fixed to one end of the piston rod, and the other end is connected to a movable adjustment connecting seat structure; an I-shaped movable seat is inserted into the lower side of the inside of the shock absorber cylinder; a dust cover is sleeved on the outer side of the piston rod; a working spring is fixed between the upper maintenance cover and the movable adjustment connecting seat structure, and the working spring is sleeved on the outside of the dust cover; a pressure detection side tube structure is connected to the side of the shock absorber cylinder, characterized in that the movable adjustment connecting seat structure comprises a T-screw, an adjusting threaded tube is threadedly connected to the lower part of the outer wall of the T-screw, and a movable sleeve is bolted to the upper end of the T-screw; a limiting disk is welded on the outer wall of the adjusting threaded tube; and an upper hanging seat is welded on the upper end of the movable sleeve.

[0005] Preferably, a threaded hole is provided at a local upper position inside the piston rod, and the inside is threadably connected to the outside of the adjusting threaded tube.

[0006] Preferably, a plurality of bolts are arranged inside the movable sleeve, and after being sleeved with the T-screw, the movable sleeve is fixed to each other through the bolts installed by threads.

[0007] Preferably, the lower part of the limiting plate and the upper part of the upper maintenance cover are both fixedly arranged with bolts at the upper and lower ends of the working spring.

[0008] Compared with the prior art, the present invention has the following beneficial effects:

[0009] In the present invention, the arrangement of the adjusting threaded tube and the limiting disk can adjust the pressure of the working spring during movement.

[0010] In the present invention, the arrangement of the T-screw and the adjusting threaded tube enables the height of the installed upper hanging seat to be adjusted, so that it can be installed on different accessories appropriately and accurately for use.

[0011] In the present invention, the arrangement of the T-screw and the movable sleeve drives the adjustment of the direction of the upper hanging seat for installation and use, so that the connection is fully performed during installation to avoid the connection being loose and easy to fall off and unable to be used. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention.

[0013] Figure 2 It is a schematic diagram of the structural cross section of the present invention.

[0014] Figure 3 It is a structural schematic diagram of the movable adjustment connecting seat structure of the present invention.

[0015] Figure 4 It is a structural schematic diagram of the lower maintenance connection cover structure of the present invention.

[0016] Figure 5 It is a structural schematic diagram of the pressure detection side cylinder structure of the present invention.

[0017] In the figure:

[0018] 1. Shock-absorbing cylinder; 2. Upper maintenance cover; 3. Piston rod; 4. Working piston; 5. I-shaped movable seat; 6. Dust cover; 7. Working spring; 8. Movable adjustment connecting seat structure; 81. T-screw; 82. Adjustment threaded tube; 83. Limiting plate; 84. Movable sleeve; 85. Upper hanging seat; 9. Lower maintenance connecting cover structure; 91. Lower maintenance cover; 92. Hollow seat; 93. Movable hanging rod; 94. Lower hanging seat; 10. Pressure detection side tube structure; 101. Hollow tube; 102. Blocking plate; 103. Displacement head; 104. Trigger plate; 105. Sealing baffle plate; 106. Pressure sensor. DETAILED DESCRIPTION

[0019] The present invention is further described below in conjunction with the accompanying drawings:

[0020] Example:

[0021] As attached Figure 1 and attached Figure 2 As shown, an improved split shock absorber comprises a shock absorbing cylinder 1, wherein an upper maintenance cover 2 is threadedly connected to the upper end of the shock absorbing cylinder 1, and a lower maintenance connecting cover structure 9 is fixed to the lower end; a piston rod 3 is inserted into the shock absorbing cylinder 1, and the piston rod 3 is inserted and connected with the upper maintenance cover 2; a working piston 4 is fixed to one end of the piston rod 3, and the other end is connected to a movable adjustment connecting seat structure 8; an I-shaped movable seat 5 is inserted into the lower side of the shock absorbing cylinder 1; a dust cover 6 is sleeved on the outer side of the piston rod 3; a working spring 7 is fixed between the upper maintenance cover 2 and the movable adjustment connecting seat structure 8, and the working spring 7 is sleeved on the outer side of the dust cover 6; a pressure detection side tube structure 10 is connected to the side of the shock absorbing cylinder 1.

[0022] As attached Figure 3 As shown, in the above embodiment, specifically, the movable adjustment connecting seat structure 8 includes a T-screw 81, and the lower part of the outer wall of the T-screw 81 is threadedly connected with an adjusting threaded tube 82, and at the same time, a movable sleeve 84 is bolted to the upper end of the T-screw 81; a limiting disk 83 is welded on the outer wall of the adjusting threaded tube 82; the adjusting threaded tube 82 is screwed to move in the piston rod 3 and drive the limiting disk 83 to squeeze or relax the working spring 7; an upper hanging seat 85 is welded on the upper end of the movable sleeve 84; the T-screw 81 is screwed to drive the upper movable sleeve 84 and the upper hanging seat 85 to adjust their positions.

[0023] As attached Figure 4 As shown, in the above embodiment, specifically, the lower maintenance connection cover structure 9 includes a lower maintenance cover 91 and a movable suspension rod 93, the lower portion of the lower maintenance cover 91 is threadedly connected with a hollow seat 92; the interior of the hollow seat 92 can be interlaced and connected with a movable suspension rod 93; the lower end of the movable suspension rod 93 is welded with a lower suspension seat 94.

[0024] As attached Figure 5 As shown, in the above embodiment, specifically, the pressure detection side cylinder structure 10 includes a hollow cylinder 101, and the left side of the inside of the hollow cylinder 101 is threadedly connected with a pressure sensor 106, and at the same time, a blocking disk 102 is arranged on the right side of the pressure sensor 106 and welded to the inner wall of the hollow cylinder 101; a displacement head 103 is inserted into the blocking disk 102, and one end of the displacement head 103 is bolted to a trigger disk 104, and the other end is bolted to a sealing baffle 105; while in use, the pressure sensor 106 detects the pressure inside the shock absorber cylinder 1.

[0025] In the above embodiment, specifically, a threaded hole is opened at a local upper position inside the piston rod 3 , and the inside is threadedly connected to the outer side of the adjusting threaded tube 82 .

[0026] In the above embodiment, specifically, a plurality of bolts are arranged inside the movable sleeve 84 , and after being sleeved with the T-shaped screw rod 81 , the movable sleeve 84 is fixed to each other through the bolts installed by threads.

[0027] In the above embodiments, specifically, the lower part of the limiting disc 83 and the upper part of the upper maintenance cover 2 are both fixedly bolted to the upper and lower ends of the working spring 7.

[0028] In the above embodiments, specifically, the lower maintenance cover 91 is arranged in a Chinese character 'zhong' shape and is threadedly connected to the lower end of the shock-absorbing cylinder body 1 to seal its opening, which is convenient for disassembly for maintenance work.

[0029] In the above embodiments, specifically, a T-shaped cavity is formed inside the hollow seat 92 and is connected in an interpenetrating manner with the movable suspension rod 93. The movable suspension rod 93 is arranged in a T shape, and the movable suspension rod 93 is used to drive the lower suspension seat 94 to adjust the installation direction.

[0030] In the above embodiments, specifically, the hollow cylinder 101 is welded to the upper left part of the shock-absorbing cylinder body 1 and is communicated with the inside of the shock-absorbing cylinder body 1.

[0031] In the above embodiments, specifically, the inside of the shock-absorbing cylinder body 1 is divided into an inner cavity and an outer cavity, and both store liquid and gas for shock absorption.

[0032] In the above embodiments, specifically, through holes are formed inside the blocking disc 102, and the through holes are arranged corresponding to the sealing blocking disc 105. The pressure inside the shock-absorbing cylinder body 1 can push the sealing blocking disc 105 to block and seal the through holes.

[0033] In the above embodiments, specifically, the pressure sensor 106 corresponds to the displacement head 103 and is movably connected to the hollow cylinder 101. After the pressure sensor 106 is installed, it pushes the displacement head 103, the displacement head 103, and the trigger disc 104 to move horizontally, so that the through-hole nut detects the pressure inside the shock-absorbing cylinder body 1. In this way, when it is damaged and leaks, it can be detected and known in time, and then timely maintenance and replacement work can be carried out, which increases the safety during use.

[0034] In the above embodiment, specifically, the working principle is as follows: when the overall installation is installed and used, according to the requirements of use, first screw the adjusting threaded tube 82 to move in the piston rod 3 and drive the limiting disk 83 to squeeze or relax the working spring 7, then screw the T-screw 81 to drive the upper movable sleeve 84 and the upper suspension seat 85 to adjust the position, after adjustment, rotate the movable sleeve 84, the upper suspension seat 85, the movable suspension rod 93 and the lower suspension seat 94 respectively to assemble facing the installation position, after the initial installation, the pressure sensor 106 is electrically connected to the control system of the equipment, during use, the piston rod 3 cooperates with the working piston 4 to move in the shock absorbing cylinder 1 to squeeze the internal liquid and gas for shock absorption, and then the working spring 7 drives the piston rod 3 to reset for use, while in use, the pressure sensor 106 detects the pressure inside the shock absorbing cylinder 1, so as to detect and warn of overall damage and leakage after the pressure drops suddenly.

[0035] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. An improved split shock absorber, the improved split shock absorber comprising a shock absorbing cylinder (1), the upper end of the shock absorbing cylinder (1) being threadedly connected with an upper maintenance cover (2), and the lower end being fixed with a lower maintenance connection cover structure (9); a piston rod (3) is inserted into the interior of the shock absorbing cylinder (1), and the piston rod (3) is inserted and connected with the upper maintenance cover (2); a working piston (4) is fixed at one end of the piston rod (3), and the other end is connected with a movable adjustment connection seat structure (8); an I-shaped movable seat (5) is inserted at the lower side of the interior of the shock absorbing cylinder (1); a dust cover (6) is sleeved on the outer side of the piston rod (3); a working spring (7) is fixed between the upper maintenance cover (2) and the movable adjustment connection seat structure (8), and the working spring (7) is sleeved on the outer side of the dust cover (6); a pressure detection side tube structure (10) is connected to the side of the shock absorbing cylinder (1), characterized in that: The described active adjustment connecting seat structure (8) includes a T-shaped screw rod (81). A lower part of the outer wall of the T-shaped screw rod (81) is threadedly connected with an adjustment threaded tube (82). At the same time, a movable sleeve (84) is bolted to the upper end of the T-shaped screw rod (81); a limiting disc (83) is welded to the outer wall of the adjustment threaded tube (82); an upper suspension seat (85) is welded to the upper end of the movable sleeve (84).

2. The improved split shock absorber according to claim 1, characterized in that: The described lower maintenance connecting cover structure (9) includes a lower maintenance cover (91) and a movable suspension rod (93). A lower part of the lower maintenance cover (91) is threadedly connected with a hollow seat (92); the movable suspension rod (93) can be inserted and connected inside the hollow seat (92); a lower suspension seat (94) is welded to the lower end of the movable suspension rod (93).

3. The improved split shock absorber according to claim 1, characterized in that: The described pressure detection side cylinder structure (10) includes a hollow cylinder (101). A pressure sensor (106) is threadedly connected to the left side inside the hollow cylinder (101). At the same time, a blocking disc (102) is arranged on the right side of the pressure sensor (106) and welded to the inner wall of the hollow cylinder (101); a displacement head (103) is inserted into the blocking disc (102). One end of the displacement head (103) is bolted to a trigger disc (104), and the other end is bolted to a sealing blocking disc (105).

4. The improved split shock absorber according to claim 1, characterized in that: A threaded hole is provided at a partial position above the inside of the piston rod (3), and the inside is threadedly connected to the outside of the adjustment threaded tube (82).

5. The improved split shock absorber according to claim 1, characterized in that: A plurality of bolts are arranged inside the movable sleeve (84), and after being sleeved with the T-shaped screw rod (81), they are fixedly arranged through the bolts installed by threading.

6. The improved split shock absorber according to claim 1, characterized in that: Both the lower part of the limiting disc (83) and the upper part of the upper maintenance cover (2) are bolted to the upper and lower ends of the working spring (7).

7. The improved split shock absorber as claimed in claim 2, characterized in that: The lower maintenance cover (91) is set in a Chinese character 'zhong' shape and is threadedly connected to the lower end of the shock absorption cylinder body (1) to seal its opening. A T-shaped cavity is provided inside the hollow seat (92) and is inserted and connected with the movable suspension rod (93). The movable suspension rod (93) is set in a T shape.

8. The improved split shock absorber as claimed in claim 3, characterized in that: The hollow cylinder (101) is welded to the upper left part of the shock absorption cylinder body (1) and is communicated with the inside of the shock absorption cylinder body (1). The inside of the shock absorption cylinder body (1) is divided into an inner cavity and an outer cavity, and both store liquid and gas for shock absorption setting.

9. The improved split shock absorber as claimed in claim 3, characterized in that: A through hole is provided inside the blocking disc (102), and the through hole is arranged corresponding to the sealing blocking disc (105).

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