CN210467937U

CN210467937U - Accessory for improving anti-seismic performance of battery box of electric vehicle

Info

Publication number: CN210467937U
Application number: CN201921676329.4U
Authority: CN
Inventors: 季博伟
Original assignee: Wuxi Prophet Power Technology Co Ltd
Current assignee: Wuxi Prophet Power Technology Co Ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-05-05
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a fitting for improving the shock resistance of a battery box of an electric vehicle, which comprises a box body, wherein the bottom of the box body is provided with a base, first movable shafts are arranged in circular through holes at four corners of the base, the upper end surface of the first movable shaft is provided with a bottom support plate, the battery box is placed into the box body by the fitting for improving the shock resistance of the battery box of the electric vehicle, the vibration of the battery box in the vertical direction can be absorbed by the cooperation of the bottom support plate and a first compression spring, a top support plate can play a limiting role and can be matched with a top cover to seal the battery box, a cushion plate increases the friction force between the box body and a mounting surface, the service life of a bolt at a fixed part is prolonged, a side support plate plays a role in limiting in the left and right directions and can absorb the vibration in the left and right directions, the service life of the battery box is prolonged.

Description

Accessory for improving anti-seismic performance of battery box of electric vehicle

Technical Field

The utility model relates to an electric motor car battery case antidetonation technical field specifically is an improve accessory of electric motor car battery case shock resistance.

Background

At present, because electric bicycle rides the characteristics of fast labour saving and time saving of speed than the bicycle, receives consumer's favor more and more, and electric bicycle's drive power derives from the battery, consequently, the good and bad direct influence electric bicycle's of performance use efficiency of battery, because of the battery is in transportation or installation, can lead to the battery jar bottom to break or battery case probably breaks because of uncertain external force impact, causes the loss of battery weeping and electric property, has caused unnecessary loss.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an improve electric motor car battery case anti-seismic performance's accessory, it is fixed tight, can absorb the vibration of a plurality of directions, improved the anti-seismic performance of battery case, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an improve accessory of electric motor car battery case anti-seismic performance, includes the box body, the bottom of box body is equipped with the base, be equipped with first loose axle in the circular through-hole in four corners of base, the up end of first loose axle is equipped with the bottom suspension fagging, the leading flank middle part of box body is equipped with the connection terminal, the uncovered department in upper end of box body is equipped with the top cap, the middle part of side is equipped with two mounting holes about the box body, is equipped with second loose axle and third loose axle in two mounting holes respectively.

As a preferred technical scheme of the utility model, first compression spring has been cup jointed on the first loose axle between end support board and the base, the lower terminal surface of first loose axle is equipped with first dog, the lower surface of base is equipped with the appearance chamber unanimous with first dog cross-section size.

As a preferred technical scheme of the utility model, the left and right sides face of base is equipped with the connecting seat, the lower surface middle part of base is equipped with the backing plate, the backing plate is the cushion, and the lower surface of backing plate is equipped with anti-skidding line.

As a preferred technical scheme of the utility model, the lower surface edge of top cap is equipped with the spacing ring, the medial surface shape of the uncovered department in spacing ring and box body upper end is unanimous, the side of spacing ring evenly is equipped with the screw hole, the box body side that the screw hole corresponds is equipped with the stud hole, the lower surface middle part evenly distributed of top cap has extension spring, extension spring's lower tip is fixed with a backup pad.

As a preferred technical scheme of the utility model, the mounting hole of side upper end is the circular port about the box body, and the mounting hole of lower extreme is the bar hole, the right-hand member part of second loose axle and third loose axle is equipped with second dog and third dog respectively, the left end portion of second loose axle is fixed with the upper end of collateral branch fagging, the lower extreme of collateral branch fagging is articulated with the left end of third loose axle, the second compression spring has been cup jointed on the left second loose axle of box body right flank, the third compression spring has been cup jointed on the left third loose axle of box body right flank, third compression spring's length is greater than second compression spring.

Compared with the prior art, the beneficial effects of the utility model are that: this improve electric motor car battery case shock resistance's accessory is put into the box body with the battery case, the vibration of the vertical direction of battery case can be absorbed in the cooperation of bottom sprag board and first compression spring, top sprag board can play the restriction effect, and play the sealing action to the battery case with the top cap cooperation, the backing plate increases the frictional force between box body and the installation face, the life of extension fixed position bolt, the spacing effect of direction about the collateral branch fag board plays, can absorb the vibration of direction about simultaneously, this improve electric motor car battery case shock resistance's accessory has greatly weakened the vibration that the battery case easily received, the life of battery case has been prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a local structure of the present invention.

In the figure: the automatic wire connecting device comprises a box body 1, a base 2, a first movable shaft 3, a bottom supporting plate 4, a first compression spring 5, a base plate 6, a connecting seat 7, a wire connecting seat 8, a top cover 9, a limiting ring 10, an extension spring 11, a supporting plate 12, a first stop block 13, a second movable shaft 14, a third movable shaft 15, a second stop block 16, a third stop block 17, a side supporting plate 18, a second compression spring 19 and a third compression spring 20.

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 accessory for improving the anti-seismic performance of a battery box of an electric vehicle comprises a box body 1, wherein a base 2 is arranged at the bottom of the box body 1, connecting seats 7 are arranged on the left side surface and the right side surface of the base 2, a base plate 6 is arranged in the middle of the lower surface of the base 2, the base plate 6 is a rubber mat, anti-slip lines are arranged on the lower surface of the base plate 6, the base plate 6 increases the friction force between the box body 1 and a mounting surface, the service life of a bolt at a fixed part is prolonged, a first movable shaft 3 is arranged in a circular through hole at four corners of the base 2, a bottom supporting plate 4 is arranged on the upper end surface of the first movable shaft 3, a first compression spring 5 is sleeved on the first movable shaft 3 between the bottom supporting plate 4 and the base 2, a first stop block 13 is arranged on the lower end surface of the first movable shaft 3, a containing cavity with the same size as the cross section, the middle part of the front side of the box body 1 is provided with a wire holder 8, the opening of the upper end of the box body 1 is provided with a top cover 9, the lower surface edge of the top cover 9 is provided with a limit ring 10, the limit ring 10 has the same shape with the inner side surface of the opening of the upper end of the box body 1, the side surface of the limit ring 10 is uniformly provided with a threaded hole, the side surface of the box body 1 corresponding to the threaded hole is provided with a stud hole, the middle part of the lower surface of the top cover 9 is uniformly distributed with a tension spring 11, the lower end part of the tension spring 11 is fixed with a top support plate 12, the top support plate 12 can play a limiting role and is matched with the top cover 9 to play a sealing role for the battery box, the middle part of the left side and the right side of the box body 1 is provided with two mounting holes, the two mounting holes are respectively provided with a second movable shaft 14 and a third movable shaft 15, the mounting holes of, the left end of second loose axle 14 is fixed with the upper end of collateral branch fagging 18, the lower extreme of collateral branch fagging 18 is articulated with the left end of third loose axle 15, second compression spring 19 has been cup jointed on the left second loose axle 14 of 1 right flank of box body, third compression spring 20 has been cup jointed on the left third loose axle 15 of 1 right flank of box body, third compression spring 20's length is greater than second compression spring 19, collateral branch fagging 18 plays the spacing effect of left right direction, can absorb the vibration of left right direction simultaneously, this accessory that improves electric vehicle battery case shock resistance has greatly weakened the vibration that the battery case easily received, the life of battery case has been prolonged.

When in use: the battery box is placed in the box body 1, when the side surface of the battery box contacts with the side supporting plate 18, the second compression spring 19 and the third compression spring 20 contract simultaneously, meanwhile, the third movable shaft 15 slides downwards in the mounting hole, and then the top cover 9 is sealed by using bolts through the screw holes.

The utility model discloses a vibration of a plurality of directions is absorbed in bottom sprag board 4 and the cooperation of first compression spring 5, collateral branch fag board 18 and second compression spring 19 and third compression spring 20, and is fixed tight, has improved the anti-seismic performance and the life of battery case.

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

1. The utility model provides an improve accessory of electric motor car battery case shock resistance, includes box body (1), its characterized in that: the bottom of box body (1) is equipped with base (2), be equipped with first loose axle (3) in the circular through-hole in four corners of base (2), the up end of first loose axle (3) is equipped with bottom support board (4), the leading flank middle part of box body (1) is equipped with connection terminal (8), the uncovered department in upper end of box body (1) is equipped with top cap (9), the middle part of side is equipped with two mounting holes about box body (1), is equipped with second loose axle (14) and third loose axle (15) in two mounting holes respectively.

2. The accessory of claim 1, wherein the accessory is used for improving the shock resistance of a battery box of an electric vehicle, and comprises: the improved structure is characterized in that a first compression spring (5) is sleeved on a first movable shaft (3) between the bottom supporting plate (4) and the base (2), a first stop block (13) is arranged on the lower end face of the first movable shaft (3), and a containing cavity which is consistent with the cross section of the first stop block (13) in size is arranged on the lower surface of the base (2).

3. The accessory of claim 1, wherein the accessory is used for improving the shock resistance of a battery box of an electric vehicle, and comprises: the left side face and the right side face of the base (2) are provided with connecting seats (7), the middle of the lower surface of the base (2) is provided with a base plate (6), the base plate (6) is a rubber mat, and the lower surface of the base plate (6) is provided with anti-slip lines.

4. The accessory of claim 1, wherein the accessory is used for improving the shock resistance of a battery box of an electric vehicle, and comprises: the lower surface edge of top cap (9) is equipped with spacing ring (10), spacing ring (10) are unanimous with the medial surface shape of box body (1) upper end opening department, the side of spacing ring (10) evenly is equipped with the screw hole, box body (1) side that the screw hole corresponds is equipped with the stud hole, the lower surface middle part evenly distributed of top cap (9) has extension spring (11), the lower tip of extension spring (11) is fixed with top backup pad (12).

5. The accessory of claim 1, wherein the accessory is used for improving the shock resistance of a battery box of an electric vehicle, and comprises: the mounting hole of side upper end is the circular port about box body (1), and the mounting hole of lower extreme is the bar hole, the right-hand member part of second loose axle (14) and third loose axle (15) is equipped with second dog (16) and third dog (17) respectively, the left end of second loose axle (14) is fixed with the upper end of collateral branch fagging (18), the lower extreme of collateral branch fagging (18) is articulated with the left end of third loose axle (15), second compression spring (19) have been cup jointed on box body (1) the left second loose axle (14) of right flank, third compression spring (20) have been cup jointed on box body (1) the left third loose axle (15) of right flank, the length of third compression spring (20) is greater than second compression spring (19).