CN212709755U

CN212709755U - Shock absorber for electric vehicle backseat

Info

Publication number: CN212709755U
Application number: CN202021301647.5U
Authority: CN
Inventors: 周劲松
Original assignee: Wuxi Hansenyuan Machinery Co ltd
Current assignee: Wuxi Hansenyuan Machinery Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-16
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a bumper shock absorber for electric motor car back seat relates to bumper shock absorber technical field, including lower base and last base, the top of base and the bottom of last base are fixed with lower plate and upper plate respectively down, and the top of lower plate and the bottom of upper plate are fixed with bracing piece and sleeve respectively, the both sides of sleeve inner wall all are provided with the spout, and the inside of spout is fixed with the slide bar, the outside of slide bar is provided with the inner spring. The utility model discloses an upper plate that sets up drives the sleeve and cup joints in the outside of bracing piece, makes on the outer spring extrudees the lower plate, rotates the nut in the position of the mounting hole of difference, utilizes the screw to screw into the screw hole, and adjustable upper plate and the external spring's of lower plate degree of compressing tightly can be convenient for adjust the elasticity degree, and passes through the upper plate and the lower plate through screw rod and nut can dismantle the connection, makes the outer spring can dismantle the change, reduces cost of maintenance.

Description

Shock absorber for electric vehicle backseat

Technical Field

The utility model relates to a bumper shock absorber technical field specifically is a bumper shock absorber for electric motor car back seat.

Background

Electric motor car bumper shock absorber mainly is used for suppressing the shock of spring shock absorption back during bounce-back and the impact that comes from the road surface, when the road surface is uneven in the process, though inhale the vibrations that the shock-absorbing spring can filter the road surface, but spring self still can have reciprocating motion, and the bumper shock absorber is just used for restraining this kind of spring jump, the bumper shock absorber is too soft, the automobile body will jump from top to bottom, the bumper shock absorber will bring too big resistance too hard, hinder the spring normal work, the bumper shock absorber is too hard, just can not be fine play absorbing effect, in current bumper shock absorber structure, just can not solve the problem of bumper shock absorber elasticity well, it is not good to make the shock attenuation effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the tightness of a shock absorber cannot be well solved in the existing shock absorber structure, and the shock absorption effect is poor, the shock absorber for the electric vehicle rear seat is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bumper shock absorber for electric motor car back seat, includes lower base and last base, the top of base and the bottom of last base are fixed with lower plate and upper plate respectively down, and the top of lower plate and the bottom of upper plate are fixed with bracing piece and sleeve respectively, the both sides of sleeve inner wall all are provided with the spout, and the inside of spout is fixed with the slide bar, the outside of slide bar is provided with the inner spring, and the top of inner spring and the top fixed connection of spout, telescopic inside is provided with anodal magnet piece, the telescopic outside is provided with the outer spring, the outside of upper plate all is provided with the screw rod that the multiunit extends to the lower plate bottom, and the outside of screw rod is provided with the multiunit mounting hole, the outside of screw rod is provided with the nut.

Preferably, both sides of the positive pole magnet block are provided with moving blocks matched with the sliding rod, and the top of each moving block is fixedly connected with the bottom of the inner spring.

Preferably, a negative magnet block attracted to the positive magnet block is fixed to the top of the support rod.

Preferably, the outer side of the nut is provided with a plurality of groups of threaded holes corresponding to the mounting holes.

Preferably, the inner sides of the upper bottom plate and the lower bottom plate are provided with a plurality of groups of through holes matched with the screw rods.

Preferably, a corrugated rubber ring is fixed to the top of the nut.

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

1. the utility model has the advantages that the upper bottom plate is arranged to drive the sleeve to be sleeved outside the support rod, so that the outer spring is extruded on the lower bottom plate, the nut is rotated at different positions of the mounting hole, and the screw is screwed into the threaded hole, so that the compression degree of the outer spring by the upper bottom plate and the lower bottom plate can be adjusted, and the tightness degree can be conveniently adjusted;

2. the utility model discloses an upper plate and lower plate can dismantle the connection through screw rod and nut, make the outer spring dismantle the change, reduce cost of maintenance.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a lower base; 2. a lower base plate; 3. a support bar; 4. an upper base; 5. an upper base plate; 6. a sleeve; 7. a chute; 8. a slide bar; 9. an inner spring; 10. a positive pole magnet block; 11. a negative magnet block; 12. an outer spring; 13. a screw; 14. mounting holes; 15. a nut; 16. a threaded hole; 17. a corrugated rubber ring.

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. 1-3, a shock absorber for a rear seat of an electric vehicle comprises a lower base 1 and an upper base 4, wherein a lower base plate 2 and an upper base plate 5 are respectively fixed at the top of the lower base 1 and the bottom of the upper base 4, a support rod 3 and a sleeve 6 are respectively fixed at the top of the lower base plate 2 and the bottom of the upper base plate 5, sliding grooves 7 are respectively formed in two sides of the inner wall of the sleeve 6, sliding rods 8 are fixed in the sliding grooves 7, inner springs 9 are arranged on the outer sides of the sliding rods 8, the top of the inner springs 9 is fixedly connected with the top of the sliding grooves 7, positive magnet blocks 10 are arranged in the sleeve 6, outer springs 12 are arranged on the outer sides of the sleeve 6, a plurality of screw rods 13 extending to the bottom of the lower base plate 2 are arranged on the outer sides of the upper base plate 5, a plurality of mounting holes 14 are arranged on.

In this embodiment, the upper plate 5 that is arranged drives the sleeve 6 to be sleeved on the outer side of the support rod 3, so that the outer spring 12 is extruded onto the lower plate 2, the nut 15 is rotated at different positions of the mounting hole 14, and the screw is screwed into the threaded hole 16, so that the pressing degree of the upper plate 5 and the lower plate 2 on the outer spring 12 can be adjusted, and the tightness degree can be conveniently adjusted.

Please refer to fig. 2, the two sides of the positive magnet block 10 are both provided with moving blocks matched with the sliding rod 8, and the top of the moving blocks is fixedly connected with the bottom of the inner spring 9, so that the moving blocks drive the positive magnet block 10 to move up and down along the sliding groove 7 path, thereby avoiding deviation.

Please refer to fig. 2, a negative magnet 11 is fixed on the top of the support rod 3 and is attracted to the positive magnet 10, so as to fix the top of the support rod 3 to the positive magnet 10 for further limiting.

Please refer to fig. 1, 2 and 3, the outer side of the nut 15 is provided with a plurality of sets of threaded holes 16 corresponding to the mounting holes 14, so that the threaded holes 16 are aligned with the mounting holes 14, and the rotation of the screw and the tightening of the threaded holes 16 are facilitated.

Please refer to fig. 2, the inner sides of the upper plate 5 and the lower plate 2 are provided with a plurality of sets of through holes for cooperating with the screws 13 to assist the penetration of the screws 13.

Please refer to fig. 1 and 2, a corrugated rubber ring 17 is fixed on the top of the nut 15, so that the bottom of the corrugated rubber ring 17 contacts the bottom of the lower plate 2 to avoid the collision between the nut 15 and the lower plate 2.

The working principle is as follows: the outer spring 12 is sleeved outside the sleeve 6, the top of the outer spring 12 abuts against the top of the upper bottom plate 5, the sleeve 6 is sleeved outside the support rod 3, the negative pole magnet block 11 on the support rod 3 is adsorbed to the positive pole magnet block 10 inside the sleeve 6, the bottom of the outer spring 12 abuts against the top of the lower bottom plate 2, at the moment, the screw 13 penetrates through the through holes of the upper bottom plate 5 and the lower bottom plate 2, the nut 15 penetrates into the outer side of the screw 13, the threaded hole 16 is aligned with the mounting hole 14, the screw is screwed in the threaded hole 16 in a rotating mode, the corrugated rubber ring 17 abuts against the bottom of the lower bottom plate 2, the outer spring 12 is extruded, the nut 15 is fixed at the position of the mounting hole 14 at different heights, the distance between the upper bottom plate 5 and the lower bottom plate 2 can be adjusted, and the degree of tightness inside the outer spring 12 and the inner spring 9 can be.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bumper shock absorber for electric motor car back seat, includes lower base (1) and last base (4), its characterized in that: the top of the lower base (1) and the bottom of the upper base (4) are respectively fixed with a lower bottom plate (2) and an upper bottom plate (5), the top of the lower bottom plate (2) and the bottom of the upper bottom plate (5) are respectively fixed with a support rod (3) and a sleeve (6), two sides of the inner wall of the sleeve (6) are respectively provided with a sliding groove (7), a sliding rod (8) is fixed in the sliding groove (7), the outer side of the sliding rod (8) is provided with an inner spring (9), the top of the inner spring (9) is fixedly connected with the top of the sliding groove (7), the inner part of the sleeve (6) is provided with an anode magnet block (10), the outer side of the sleeve (6) is provided with an outer spring (12), the outer side of the upper bottom plate (5) is provided with a plurality of screw rods (13) extending to the bottom of the lower bottom plate (2), and the outer side of the screw rods (, and a nut (15) is arranged on the outer side of the screw rod (13).

2. The shock absorber for the rear seat of the electric vehicle as set forth in claim 1, wherein: and moving blocks matched with the sliding rod (8) are arranged on two sides of the positive magnet block (10), and the top of each moving block is fixedly connected with the bottom of the inner spring (9).

3. The shock absorber for the rear seat of the electric vehicle as set forth in claim 1, wherein: and a negative magnet block (11) which is mutually attracted with the positive magnet block (10) is fixed at the top of the support rod (3).

4. The shock absorber for the rear seat of the electric vehicle as set forth in claim 1, wherein: and a plurality of groups of threaded holes (16) corresponding to the mounting holes (14) are formed in the outer side of the nut (15).

5. The shock absorber for the rear seat of the electric vehicle as set forth in claim 1, wherein: the inner sides of the upper base plate (5) and the lower base plate (2) are provided with a plurality of groups of through holes matched with the screw rods (13).

6. The shock absorber for the rear seat of the electric vehicle as set forth in claim 1, wherein: and a corrugated rubber ring (17) is fixed at the top of the nut (15).