Electric preload adjusting type shock absorber structure

Abstract

The utility model discloses an electric preload adjusting type shock absorber structure, which belongs to the technical field of shock absorbers and comprises a shock absorber and a shell, the bottom of the shock absorber is fixedly connected to the top of the shell, a rotating shaft is rotatably connected to the inner side of the shell, a disc is fixedly connected to the outer side of the rotating shaft, and two first columns are fixedly connected to the front side of the disc. The outer sides of the two first columns are rotationally connected with connecting rods, the other ends of the two connecting rods are rotationally connected with second columns, the outer sides of the two second columns are fixedly connected with moving frames, two sliding holes matched with the moving frames are formed in the inner side of the shell, the outer sides of the two moving frames are slidably connected into the corresponding sliding holes, and the front side of a rotating shaft is fixedly connected with a hand rotating wheel. A plurality of small protruding blocks are integrally formed on the outer side of the hand rotating wheel. The shock absorber is reasonable in structural design, the shock absorber and other devices can be conveniently fixed together through cooperation of the hand wheel, the clamping column, the rotating shaft, the U-shaped frame, the connecting rod and the movable frame, and therefore a user can conveniently disassemble or assemble the shock absorber.

Description

Technical Field

[0001] The utility model relates to the technical field of shock absorbers, in particular to an electric preload adjustment type shock absorber structure. Background Art

[0002] In the fields of vehicles and construction, shock absorbers are important vibration control components used to reduce vibration caused by dynamic load changes and improve system stability and comfort. Traditional shock absorbers are mostly hydraulic or pneumatic, and their preload is usually set during production and is not easy to adjust. With the development of intelligent technology, there is a growing demand for shock absorbers that can adjust preload in real time according to different working conditions.

[0003] When installing, the existing shock absorber is usually fixed directly to a device or fixed by multiple bolts, which is troublesome when the user needs to disassemble it. Therefore, we propose an electric preload adjustable shock absorber structure to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to provide an electric preload adjustable shock absorber structure to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The invention discloses an electric preload adjustable shock absorber structure, comprising: a shock absorber and a shell, the bottom of the shock absorber is fixedly connected to the top of the shell, the inner side of the shell is rotatably connected to a rotating shaft, the outer side of the rotating shaft is fixedly connected to a disc, the front side of the disc is fixedly connected to two No. 1 columns, the outer sides of the two No. 1 columns are rotatably connected to connecting rods, the other ends of the two connecting rods are rotatably connected to No. 2 columns, and the outer sides of the two No. 2 columns are fixedly connected to moving frames, the inner side of the shell is provided with two sliding holes adapted to the moving frames, the outer sides of the two moving frames are slidably connected to the corresponding sliding holes, and the front side of the rotating shaft is fixedly connected to a hand wheel, the outer side of the hand wheel is integrally formed with a plurality of small protrusions, and a fixing device is arranged on the outer side of the hand wheel.

[0007] Preferably, a cylindrical hole is opened on the inner side of the hand wheel, a clamping column is slidably connected in the cylindrical hole, and a plurality of round hole sockets are fixedly connected to the front side of the shell, and the outer side of the clamping column is movably inserted in the corresponding round hole sockets.

[0008] Preferably, the outer side is fixedly connected with a shift block, the rear side of the shift block is fixedly connected with two small springs and two guide cylinders, the other ends of the two small springs are fixedly connected to the front side of the same outer shell, and the inner sides of the two guide cylinders are slidably connected with guide rods, and the rear sides of the two guide rods are fixedly connected to the front side of the same outer shell.

[0009] Preferably, an oil filling hole is provided at the top of the shock absorber, and two connecting strips are fixedly connected to the inner wall of the top of the shock absorber, the bottoms of the two connecting strips are fixedly connected to the same inner shell, a piston rod is slidably connected to the inner side of the inner shell, and a piston valve is fixedly connected to the bottom of the piston rod, a bottom valve is fixedly connected to the bottom of the inner shell, and a movable cavity is provided on the inner side of the inner shell.

[0010] Preferably, the top of the piston rod is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with a rectangular block, the bottom of the rectangular block is fixedly connected with a damping spring, and the other end of the damping spring is fixedly connected to the top of the shell.

[0011] Preferably, an oil storage cavity is provided inside the shock absorber, and inner walls on both left and right sides of the shell are fixedly connected with U-shaped frames, and outer sides of the two U-shaped frames are slidably connected to inner sides of corresponding moving frames.

[0012] In the utility model, the electric preload adjustment shock absorber structure is described. By turning the dial block, the clamping column is separated from the round hole socket. At this time, the hand wheel is turned to make the shaft start to rotate. When the shaft rotates, the disc also starts to rotate, thereby making the two connecting rods rotate. Under the limit of the U-shaped frame, the mobile frame can be extended, and at this time it can be movably plugged into a certain device, thereby fixing the shock absorber and the device;

[0013] In the utility model, the electric preload adjustable shock absorber structure is provided, by injecting the required grease from the oil injection hole into the oil storage cavity, the piston rod can continuously perform piston movement in the active cavity, in this process, the shock absorbing spring is continuously compressed, thereby helping the user to reduce vibration;

[0014] The utility model has a reasonable structural design. Through the cooperation among the hand wheel, the clamping column, the rotating shaft, the U-shaped frame, the connecting rod and the moving frame, the shock absorber can be conveniently fixed together with other devices, so that the user can disassemble or install it conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional structural schematic diagram of an electric preload adjustable shock absorber structure proposed by the utility model;

[0016] Figure 2 This is a cross-sectional structural diagram of an electric preload adjustable shock absorber structure proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the U-shaped frame and rotating shaft structure proposed by the utility model.

[0018] In the figure: 1. shock absorber; 2. outer shell; 3. rotating shaft; 4. disc; 5. No. 1 column; 6. connecting rod; 7. No. 2 column; 8. moving frame; 9. hand wheel; 10. clamping column; 11. shifting block; 12. small spring; 13. guide rod; 14. guide cylinder; 15. U-shaped frame; 16. round hole socket; 17. connecting strip; 18. inner shell; 19. piston rod; 20. piston valve; 21. bottom valve; 22. fixed block; 23. rectangular block; 24. shock-absorbing spring; 25. movable cavity; 26. oil storage cavity. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 , an electric preload adjustable shock absorber structure, comprising: a shock absorber 1 and a shell 2, the bottom of the shock absorber 1 is fixedly connected to the top of the shell 2, the inner side of the shell 2 is rotatably connected with a rotating shaft 3, the outer side of the rotating shaft 3 is fixedly connected with a disc 4, the front side of the disc 4 is fixedly connected with two No. 1 columns 5, the outer sides of the two No. 1 columns 5 are rotatably connected with connecting rods 6, the other ends of the two connecting rods 6 are rotatably connected with No. 2 columns 7, and the outer sides of the two No. 2 columns 7 are fixedly connected with moving frames 8, the inner side of the shell 2 is provided with two sliding holes adapted to the moving frames 8, the outer sides of the two moving frames 8 are slidably connected in the corresponding sliding holes, and the front side of the rotating shaft 3 is fixedly connected with a hand wheel 9, the outer side of the hand wheel 9 is integrally formed with a plurality of small protrusions, and a fixing device is arranged on the outer side of the hand wheel 9.

[0021] In this embodiment, a cylindrical hole is opened on the inner side of the hand wheel 9, and a card column 10 is slidably connected in the cylindrical hole, and a plurality of round hole sockets 16 are fixedly connected to the front side of the shell 2. The outer side of the card column 10 is movably inserted in the corresponding round hole sockets 16, and a shift block 11 is fixedly connected to the outer side of the card column 10. Two small springs 12 and two guide cylinders 14 are fixedly connected to the rear side of the shift block 11. The other ends of the two small springs 12 are fixedly connected to the front side of the same shell 2, and the inner sides of the two guide cylinders 14 are slidably connected to guide rods 13, and the rear sides of the two guide rods 13 are fixedly connected to the front side of the same shell 2, so that the small springs 12 can be stably stretched.

[0022] In this embodiment, an oil filling hole is provided at the top of the shock absorber 1, and two connecting strips 17 are fixedly connected to the inner wall of the top of the shock absorber 1, and the bottoms of the two connecting strips 17 are fixedly connected to the same inner shell 18, a piston rod 19 is slidably connected to the inner side of the inner shell 18, and a piston valve 20 is fixedly connected to the bottom of the piston rod 19, a bottom valve 21 is fixedly connected to the bottom of the inner shell 18, and a movable chamber 25 is provided on the inner side of the inner shell 18, a fixed block 22 is fixedly connected to the top of the piston rod 19, a rectangular block 23 is fixedly connected to the top of the fixed block 22, a damping spring 24 is fixedly connected to the bottom of the rectangular block 23, and the other end of the damping spring 24 is fixedly connected to the top of the outer shell 2, an oil storage chamber 26 is provided on the inner side of the shock absorber 1, and U-shaped frames 15 are fixedly connected to the inner walls on the left and right sides of the outer shell 2, and the outer sides of the two U-shaped frames 15 are slidably connected to the inner sides of the corresponding moving frames 8, so that the moving frames 8 can move stably.

[0023] In this embodiment, when in use, the block 11 is toggled so that the column 10 leaves the round hole socket 16, and the hand wheel 9 is turned to make the shaft 3 start to rotate. When the shaft 3 rotates, the disc 4 also starts to rotate, thereby causing the two connecting rods 6 to rotate. Under the limit of the U-shaped frame 15, the movable frame 8 can be extended, and can be movably plugged into a certain device at this time, so as to fix the shock absorber 1 to the device, and the required grease is injected from the oil filling hole into the oil storage chamber 26, and the piston rod 19 can continuously perform piston movement in the active chamber 25. In this process, the shock absorbing spring 24 is continuously compressed, thereby helping the user to reduce vibration.

[0024] The above is a detailed introduction to the electric preload adjustable shock absorber structure provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. An electric preload adjustable shock absorber structure, characterized in that: include: A shock absorber (1) and a housing (2), wherein the bottom of the shock absorber (1) is fixedly connected to the top of the housing (2), the inner side of the housing (2) is rotatably connected to a rotating shaft (3), the outer side of the rotating shaft (3) is fixedly connected to a disc (4), the front side of the disc (4) is fixedly connected to two No. 1 columns (5), the outer sides of the two No. 1 columns (5) are both rotatably connected to connecting rods (6), the other ends of the two connecting rods (6) are both rotatably connected to No. 2 columns (7), and the outer sides of the two No. 2 columns (7) are both fixedly connected to a moving frame (8), the inner side of the housing (2) is provided with two sliding holes adapted to the moving frame (8), the outer sides of the two moving frames (8) are slidably connected in the corresponding sliding holes, and the front side of the rotating shaft (3) is fixedly connected to a hand wheel (9), the outer side of the hand wheel (9) is integrally formed with a plurality of small protrusions, and a fixing device is arranged on the outer side of the hand wheel (9).

2. The electric preload adjustable shock absorber structure according to claim 1, characterized in that: A cylindrical hole is provided on the inner side of the hand wheel (9), a clamping column (10) is slidably connected in the cylindrical hole, and a plurality of round hole sockets (16) are fixedly connected to the front side of the housing (2), and the outer sides of the clamping columns (10) are movably inserted into corresponding round hole sockets (16).

3. The electric preload adjustable shock absorber structure according to claim 2, characterized in that: The outer side of the (10) is fixedly connected to a shift block (11), and the rear side of the shift block (11) is fixedly connected to two small springs (12) and two guide cylinders (14), the other ends of the two small springs (12) are fixedly connected to the front side of the same shell (2), and the inner sides of the two guide cylinders (14) are slidably connected to guide rods (13), and the rear sides of the two guide rods (13) are fixedly connected to the front side of the same shell (2).

4. The electric preload adjustable shock absorber structure according to claim 1, characterized in that: The shock absorber (1) is provided with an oil filling hole at the top, and two connecting strips (17) are fixedly connected to the inner wall of the top of the shock absorber (1), the bottoms of the two connecting strips (17) are fixedly connected to the same inner shell (18), the inner side of the inner shell (18) is slidably connected to a piston rod (19), the bottom of the piston rod (19) is fixedly connected to a piston valve (20), the bottom of the inner shell (18) is fixedly connected to a bottom valve (21), and the inner side of the inner shell (18) is provided with a movable cavity (25).

5. The electric preload adjustable shock absorber structure according to claim 4, characterized in that: The top of the piston rod (19) is fixedly connected to a fixed block (22), the top of the fixed block (22) is fixedly connected to a rectangular block (23), the bottom of the rectangular block (23) is fixedly connected to a damping spring (24), and the other end of the damping spring (24) is fixedly connected to the top of the housing (2).

6. The electric preload adjustable shock absorber structure according to claim 1, characterized in that: An oil storage chamber (26) is provided inside the shock absorber (1), and the inner walls on both left and right sides of the outer shell (2) are fixedly connected with U-shaped frames (15), and the outer sides of the two U-shaped frames (15) are slidably connected to the inner sides of the corresponding moving frames (8).

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