Automobile spring damping device

Abstract

The utility model discloses an automobile spring damping device which comprises a hydraulic rod, a spring is arranged outside the hydraulic rod, a protective sleeve is connected outside the spring in a sleeved mode, third connecting plates are fixedly connected to the two ends of the protective sleeve, and holes are formed in the two third connecting plates. According to the structure, the spring is protected through the protective sleeve, the service life of the spring is prolonged, meanwhile, the service time of the shock absorber is prolonged, the position of the protective sleeve is fixed through cooperation of the positioning rod and the nut, the position of the protective sleeve is prevented from deviating, and the spring can be better protected.

Description

Technical Field

[0001] The utility model relates to the field of spring shock absorption, in particular to an automobile spring shock absorption device. Background Art

[0002] Shock absorbers are used to suppress the vibration caused by the rebound of the spring after absorbing shock and the impact from the road. They are widely used in automobiles to accelerate the attenuation of frame and body vibrations to improve the driving smoothness of the car. When passing through uneven roads, although the shock-absorbing spring can filter the vibration of the road, the spring itself will still have reciprocating motion, and the shock absorber is used to suppress this spring jump. However, the spring in the shock absorber will rust after long-term use, which will affect the working efficiency of the shock absorber and reduce the shock absorption effect a lot. Utility Model Content

[0003] The utility model aims to provide an automobile spring shock absorbing device, which can protect the spring and prolong the service life of the spring, and also prolong the service life of the shock absorber.

[0004] To achieve the above-mentioned purpose, an automobile spring shock absorbing device is provided, including a hydraulic rod, a spring is arranged on the outside of the hydraulic rod, a protective sleeve is sleeved on the outside of the spring, third connecting plates are fixedly connected to both ends of the protective sleeve, holes are opened inside the two third connecting plates, and the protective sleeve is used to protect the spring to prevent rain and snow from falling on the upper surface of the spring and causing the spring to rust and affect its use.

[0005] According to the automobile spring shock absorbing device, the lower end of the hydraulic rod is fixedly connected to a piston valve, a hydraulic box is arranged outside the piston valve, and the piston is used to drive the movement of gas and liquid in the hydraulic box.

[0006] According to the automobile spring shock absorbing device, a first connecting plate is provided at one end of the spring, a lower support is fixedly connected to one side of the first connecting plate, and one end of the shock absorber is fixed by the lower support to prevent the shock absorber position from being offset.

[0007] According to the automobile spring shock absorbing device, a second connecting plate is provided at the other end of the spring, and an upper support is fixedly connected to one side of the second connecting plate. The upper support is used to fix the other end of the shock absorber to facilitate the operation of the shock absorber.

[0008] According to the automobile spring shock absorbing device, both ends of the first connecting plate and the second connecting plate are fixedly connected with positioning rods, the two positioning rods are externally threadedly connected with nuts, and the third connecting plate is fixed in position by the cooperation of the nuts and the positioning rods.

[0009] According to the automobile spring shock absorbing device, both ends of the second connecting plate are fixedly connected to one side of the positioning rod, and the outside of the positioning rod is threadedly connected to the nut.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the utility model utilizes a protective cover to protect the spring, preventing the spring from rusting due to erosion by rain and snow due to the shedding of the surface; the protective cover can slow down the time for the spring to rust, extend the service life of the spring and reduce the cost.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0013] Figure 1 It is a front sectional view of the automobile spring shock absorbing device of the utility model;

[0014] Figure 2 It is a three-dimensional diagram of the automobile spring shock absorbing device of the utility model;

[0015] Figure 3 It is a detailed diagram of the protective cover of the automobile spring shock absorbing device of the utility model;

[0016] Figure 4 For this utility model Figure 1 Enlarged image of .

[0017] In the figure: 1. hydraulic rod; 2. hydraulic box; 3. piston valve; 4. spring; 5. first connecting plate; 6. lower support; 7. second connecting plate; 8. upper support; 9. protective cover; 10. third connecting plate; 11. positioning rod; 12. nut; 13. bottom valve; 14. storage tube. DETAILED DESCRIPTION

[0018] 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 in 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.

[0019] See also Figure 1-4The embodiment of the utility model provides a technical solution: a car spring shock absorbing device, a hydraulic rod 1, a spring 4 is arranged outside the hydraulic rod 1, the spring 4 is used to reduce the impact from the road surface to achieve the shock absorption effect, the spring 4 is sleeved with a protective sleeve 9 outside, the spring 4 is protected by the protective sleeve 9, the time for the surface of the spring 4 to rust is delayed, thereby extending the service life of the spring 4, both ends of the protective sleeve 9 are fixedly connected with a third connecting plate 10, the two third connecting plates 10 are provided with holes, and the position of the protective sleeve 9 is fixed by the holes inside the third connecting plate 10 to prevent the position of the protective sleeve 9 from being offset and failing to achieve the protection effect.

[0020] The lower end of the hydraulic rod 1 is fixedly connected to a piston valve 3, and a hydraulic box 2 is arranged outside the piston valve 3, and oil is stored in the hydraulic box 2. A bottom valve 13 is fixedly connected to the bottom of the hydraulic box 2, and the gas and liquid in the hydraulic box 2 are moved by the cooperation of the piston valve 3 and the bottom valve 13. A storage pipe 14 is fixedly connected to the inner wall of the hydraulic box 2, and the gas is stored by the storage pipe 14. A first connecting plate 5 is arranged at one end of the spring 4, and a lower support 6 is fixedly connected to one side of the first connecting plate 5. The position of the lower support 6 is fixed by the first connecting plate 5 to prevent position deviation. A second connecting plate 7 is arranged at the other end of the spring 4, and an upper The support 8 is fixed in position by the second connecting plate 7 to prevent the position error from affecting the use. The upper support 6 and the lower support 8 are used to fix the shock absorber as a whole to facilitate the operation of the shock absorber. The first connecting plate 5 and the second connecting plate 7 are fixedly connected with positioning rods 11 at both ends. The two positioning rods 11 are externally threaded with nuts 12. The positioning rods 11, nuts 12 and the third connecting plate 10 are used to cooperate to fix the position of the protective cover 9 to protect the spring 4 and extend the service life of the spring 4. The two ends of the second connecting plate 7 are fixedly connected to one side of the positioning rod 11, and the outside of the positioning rod 11 is threadedly connected to the nut 12.

[0021] Working principle: The utility model utilizes the hydraulic box 2 to store oil, utilizes the storage tube 14 to store gas, utilizes the cooperation of the piston valve 3 and the bottom valve 13 to change the position of the gas and liquid in the hydraulic box 2 to achieve the shock absorption effect, utilizes the cooperation of the first connecting plate 5 and the second connecting plate 7 to fix the position of the spring 4, and facilitates the shock absorption of the spring 4, utilizes the protective cover 9 to protect the spring 4 to prevent the surface of the spring 4 from cracking or falling off, and rain and snow from corroding the spring 4, delaying the rusting time of the spring 4 and increasing the service time, utilizes the cooperation of the positioning rod 11 and the nut 12 to fix the position of the protective cover 9 to prevent the position of the protective cover 9 from shifting and failing to achieve the protection effect.

[0022] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A spring damping device for an automobile, comprising a hydraulic rod (1), characterized in that: A spring (4) is arranged outside the hydraulic rod (1), a protective sleeve (9) is sleeved outside the spring (4), both ends of the protective sleeve (9) are fixedly connected to third connecting plates (10), and holes are provided inside the two third connecting plates (10).

2. The automobile spring shock absorbing device according to claim 1, characterized in that: The lower end of the hydraulic rod (1) is fixedly connected to a piston valve (3), and a hydraulic box (2) is arranged outside the piston valve (3).

3. The automobile spring shock absorbing device according to claim 1, characterized in that: A first connecting plate (5) is provided at one end of the spring (4), and a lower support (6) is fixedly connected to one side of the first connecting plate (5).

4. The automobile spring shock absorbing device according to claim 1, characterized in that: A second connecting plate (7) is provided at the other end of the spring (4), and an upper support (8) is fixedly connected to one side of the second connecting plate (7).

5. The automobile spring shock absorbing device according to claim 3, characterized in that: Both ends of the first connecting plate (5) and the second connecting plate (7) are fixedly connected with positioning rods (11), and nuts (12) are externally threadedly connected to the two positioning rods (11).

6. The automobile spring shock absorbing device according to claim 2, characterized in that: A bottom valve (13) is fixedly connected to the bottom of the hydraulic box (2), and a storage pipe (14) is fixedly connected to the inner wall of the hydraulic box (2).

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