CN212959665U - Electric vehicle shock absorber capable of preventing pollution - Google Patents

Abstract

The utility model discloses a prevent electric motor car bumper shock absorber of pollution, including interior casing, there is the roof on the interior casing upper end through thread fixing, and the roof intermediate position is equipped with the hole, interior casing lower extreme has the bottom plate through thread fixing installs, and the bottom plate intermediate position is fixed to be equipped with the hole, interior casing inner chamber position is installed main spring, and main spring is used for providing the shock attenuation effect, main spring's upper end position is equipped with piston top cap, piston top cap's upper surface is provided with first piston rod through welded fastening, and first piston rod is used for promoting piston top cap downstream extrusion main spring, main spring's lower extreme position is equipped with the piston bottom, the lower surface of piston bottom is provided with the second piston rod through welded fastening, and the second piston rod is used for pushing piston bottom upward movement extrusion main spring under the effect. The utility model discloses an install the bumper shock absorber primary structure in closed space, prevent that the external world from to the corrosion of main structure, realizing anti-pollution.

Description

Electric vehicle shock absorber capable of preventing pollution

Technical Field

The utility model relates to a shock attenuation technical field specifically is a prevent electric motor car bumper shock absorber of pollution.

Background

At present, the shock absorber of the electric vehicle is mainly used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. When the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping.

Most of the shock absorbers for the electric vehicle are exposed outside and directly contact with air, so that the possibility of being rusted is increased, and the service life of the shock absorbers is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent electric motor car bumper shock absorber of pollution to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric vehicle shock absorber capable of preventing pollution comprises an inner shell, wherein a top plate is fixedly arranged at the upper end of the inner shell through threads, a hole is formed in the middle position of the top plate, a bottom plate is fixedly arranged at the lower end of the inner shell through threads, a hole is fixedly formed in the middle position of the bottom plate, a main spring is arranged in the inner cavity of the inner shell, the main spring is used for providing a shock absorption effect, a piston top cover is arranged at the upper end position of the main spring, a first piston rod is fixedly arranged on the upper surface of the piston top cover through welding and used for pushing the piston top cover to move downwards to extrude the main spring, a piston bottom cover is arranged at the lower end position of the main spring, a second piston rod is fixedly arranged on the lower surface of the piston bottom cover through welding and used for pushing the piston bottom cover to move, the first gasket is used for preventing the piston top cover and the top plate from directly colliding and buffering the interaction between the piston top cover and the top plate, a second gasket is arranged between the piston bottom cover and the bottom plate and used for preventing the piston bottom cover and the bottom plate from directly colliding and buffering the interaction between the piston bottom cover and the bottom plate, an outer shell is fixedly arranged outside the inner shell, a hole corresponding to the diameter of the second piston rod is formed in the lower end of the outer shell, the top cover is fixedly arranged at the upper end of the outer shell in a screwing mode through threads, a hole corresponding to the diameter of the first piston rod is fixedly formed in the top cover, a first auxiliary spring is fixedly arranged between the top cover and the top plate and sleeved on the first piston rod, a first threaded connector is fixedly arranged at the top end of the first piston rod through thread embedding, the first threaded connector is used for connecting an electric vehicle and, the vice spring housing of second is on the second piston rod, the top of second piston rod has second threaded connection head through screw thread gomphosis fixed mounting, and second threaded connection head is used for connecting electric motor car wheel and fixed bumper shock absorber.

Preferably, the diameter of the first gasket is smaller than that of the second gasket, and the small-diameter first gasket cannot block a hole for installing an oil pipe.

Preferably, one end of the first threaded connector and one end of the second threaded connector are set to be threaded interfaces, and the corresponding threaded connectors are replaced according to different electric vehicle models.

Preferably, the top cover and the top plate are fixedly provided with oil pipes through holes, and the oil pipes are used for adding lubricating oil into the inner shell.

Preferably, the strength of the first secondary spring and the second secondary spring is weaker than that of the main spring, so that the damping effect is enhanced.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the bumper shock absorber externally mounted has the shell body, and the shell body is used for blockking the dust granule in the air, and the shell body has blockked the corrosion of rainwater etc. simultaneously, has increased the life-span of using of bumper shock absorber;

2. the utility model discloses an install the oil pipe on the bumper shock absorber, can pour into the finish into to the inner casing, reduce the friction of main spring and interior shells inner wall.

Drawings

FIG. 1 is a schematic view of the overall structure of a pollution-proof shock absorber for an electric vehicle according to the present invention;

fig. 2 is an enlarged schematic structural view of a1 of the utility model of a shock absorber for an electric vehicle for preventing pollution.

In the figure: 1. an inner housing; 2. a top plate; 3. a base plate; 4. a main spring; 5. a piston bottom cover; 6. a first secondary spring; 7. a first threaded connector; 8. a second secondary spring; 9. an oil pipe; 10. an outer housing; 11. a second gasket; 12. a first gasket; 13. a second piston rod; 14. a first piston rod; 15. a piston top cap; 16. a top cover; 17. and a second threaded connector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an electric vehicle shock absorber capable of preventing pollution comprises an inner shell 1, wherein a top plate 2 is arranged at the upper end of the inner shell 1 through threads, a hole is formed in the middle position of the top plate 2, a bottom plate 3 is arranged at the lower end of the inner shell 1 through threads, a hole is fixedly formed in the middle position of the bottom plate 3, a main spring 4 is installed in the inner cavity of the inner shell 1, the main spring 4 is used for providing a shock absorption effect, a piston top cover 15 is arranged at the upper end position of the main spring 4, a first piston rod 14 is fixedly arranged on the upper surface of the piston top cover 15 through welding, the first piston rod 14 is used for pushing the piston top cover 15 to move downwards to extrude the main spring 4, a piston bottom cover 5 is arranged at the lower end position of the main spring 4, a second piston rod 13 is welded on the lower surface of the piston bottom cover 5, the second piston rod 13 is used, the first gasket 12 is used for preventing the piston top cover 15 from directly colliding with the top plate 2, the interaction between the piston top cover 15 and the top plate 2 is buffered, the second gasket 11 is arranged between the piston bottom cover 5 and the bottom plate 3, the second gasket 11 is used for preventing the piston bottom cover 5 from directly colliding with the bottom plate 3, the interaction between the piston bottom cover 5 and the bottom plate 3 is buffered, the outer shell 10 is arranged outside the inner shell 1, the lower end of the outer shell 10 is provided with a hole corresponding to the diameter of the second piston rod 13, the upper end of the outer shell 10 is screwed with a top cover 16 through threads, the top cover 16 is fixedly provided with a hole corresponding to the diameter of the first piston rod 14, a first auxiliary spring 6 is arranged between the top cover 16 and the top plate 2, the first auxiliary spring 6 is sleeved on the first piston rod 14, the top end of the first piston rod 14 is embedded with a first threaded connector 7 through threads, the second secondary spring 8 is sleeved on the second piston rod 13, the top end of the second piston rod 13 is provided with a second threaded connector 17 through threaded embedding, the second threaded connector 17 is used for connecting wheels of the electric vehicle and a fixed shock absorber, the corresponding positions of the top cover 16 and the top plate 2 are provided with an oil pipe 9 through a hole which is provided with, and the oil pipe 9 is used for adding lubricating oil into the inner shell 1.

The working principle is as follows: the utility model discloses an after finishing according to the instruction installation, connect first threaded connection head 7 and fix on the electric motor car body frame, and the other end of first threaded connection head 7 is established to the helicitic texture, can change different models according to the required model of electric motor car, then second threaded connection head 17 is the same with first threaded connection head 7 structure, can change into required model through the helicitic texture, and pass through the other end and close the screw thread and fix on the electric motor car wheel, when the electric motor car passes through uneven road surface, the external force that the collision produced is conducted to main spring 4 by second piston rod 13 and first piston rod 14, main spring 4 receives the extrusion of external force, produce deformation, thereby offset external force, when the effort that external force produced is less than the power that main spring 4 warp, main spring 4 resumes to the state of beginning and pushes out second piston rod 13 and first piston rod 14 through piston bottom 5 and piston top cap 15 of connecting at both ends, then for increasing main spring 4 and interior casing 1's life, accessible oil pipe 9 pours into lubricating oil into to reduce the loss that produces between the two, install the shell body 10 in the outside, can prevent that some debris such as dust particle on the way from directly influencing inner structure, also prevent the corrosion problem that inner structure produced because of reasons such as rainwater, have simple structure, convenient to use, excellent in use effect's advantage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a prevent electric motor car bumper shock absorber of pollution, includes interior casing (1), its characterized in that: the upper end of the inner shell (1) is fixedly provided with a top plate (2) through threads, the middle position of the top plate (2) is provided with a hole, the lower end of the inner shell (1) is fixedly provided with a bottom plate (3) through threads, the middle position of the bottom plate (3) is fixedly provided with a hole, the inner cavity position of the inner shell (1) is provided with a main spring (4), the upper end position of the main spring (4) is provided with a piston top cover (15), the upper surface of the piston top cover (15) is fixedly provided with a first piston rod (14) through welding, the lower end position of the main spring (4) is provided with a piston bottom cover (5), the lower surface of the piston bottom cover (5) is fixedly provided with a second piston rod (13) through welding, the outer part of the inner shell (1) is fixedly provided with an outer, the utility model discloses a hydraulic drive mechanism, including shell body (10), top cap (16) are gone up fixed being equipped with the hole that corresponds first piston rod (14) diameter size, the top of first piston rod (14) has first threaded connection head (7) through screw thread gomphosis fixed mounting, the top of second piston rod (13) has second threaded connection head (17) through screw thread gomphosis fixed mounting.

2. A contamination prevention shock absorber for electric vehicles according to claim 1, wherein: and a second gasket (11) is arranged between the piston bottom cover (5) and the bottom plate (3).

3. A contamination prevention shock absorber for electric vehicles according to claim 1, wherein: a first auxiliary spring (6) is fixedly arranged between the top cover (16) and the top plate (2), and the first auxiliary spring (6) is sleeved on the first piston rod (14).

4. A contamination prevention shock absorber for electric vehicles according to claim 1, wherein: and a second auxiliary spring (8) is fixedly arranged between the bottom plate (3) and the inner wall of the bottom of the outer shell (10), and the second auxiliary spring (8) is sleeved on the second piston rod (13).

5. A contamination prevention shock absorber for electric vehicles according to claim 1, wherein: a first gasket (12) is arranged between the piston top cover (15) and the top plate (2).

6. A contamination prevention shock absorber for electric vehicles according to claim 1, wherein: and oil pipes (9) are fixedly arranged at the corresponding positions of the top cover (16) and the top plate (2) through holes arranged in the top cover.

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