CN213043075U

CN213043075U - Insulating cover based on columnar lithium ion battery soft and hard copper bar junction

Info

Publication number: CN213043075U
Application number: CN202021978485.9U
Authority: CN
Inventors: 王自强; 李君�; 王晟; 顾小曾; 刘清泉
Original assignee: Jiangsu Huaqing Energy Technology Co ltd
Current assignee: Jiangsu Huaqing Energy Technology Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-04-23
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses an insulating cover based on soft or hard copper bar department of meeting of column lithium ion battery, curb plate including roof and four sides downward vertical extension, be higher than below the other three curb plates below formation breach below one of them curb plate, be used for soft copper bar end to stretch into the insulating cover below, be equipped with the flange on the roof inner wall, the flange forms the cylinder chamber, a screw head for holding soft copper bar and hard copper bar end and meeting, the groove of cutting open on the adjacent curb plate of soft copper bar access side, the inslot is established the buckle, the buckle top is connected with the roof, all the other trilaterals are the free end, the bottom is stretched out below the curb plate, the inboard has the jack catch, two buckle intervals equal the width of hard copper bar connecting plate. The utility model discloses to the screw structure of soft or hard copper bar junction, with the junction cladding in the insulating cover below, grafting structure simple to operate, the structure is firm, utilizes the screwdriver also easily to dismantle.

Description

Insulating cover based on columnar lithium ion battery soft and hard copper bar junction

Technical Field

The utility model relates to a lithium ion battery equipment field, more specifically say, it relates to an insulating cover based on column lithium ion battery soft or hard copper bar department of meeting.

Background

During the assembly of the columnar lithium ion battery, one end of each group of battery cell modules is homopolar and connected by adopting the hard copper bar, the hard copper bar is connected in series by the soft copper bar, and the protrusion of the joint of the soft copper bar is exposed outside and needs to be insulated and protected. Therefore, the insulating cover which is simple, stable and easy to disassemble and assemble is designed, and the assembly efficiency is improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a solve the insulating lid based on column lithium ion battery soft or hard copper bar department of meeting of above-mentioned problem, the card is in soft or hard copper bar junction, and the structure is firm, and easy dismounting improves battery packaging efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an insulating cover based on soft or hard copper bar department of meeting of column lithium ion battery, curb plate including roof and the downward perpendicular extension of four sides thereof, it forms the breach to be higher than below other three curb plates below wherein one side board, be used for soft copper bar end to stretch into the insulating cover below, be equipped with the flange on the roof inner wall, the flange forms the cylinder chamber, a screw head for holding soft copper bar and hard copper bar end and meeting, open scarce groove on the adjacent curb plate of soft copper bar access side, lack the inslot and establish the buckle, the buckle top is connected with the roof, its remaining end of buckle is the free end, below the curb plate is stretched out to the bottom of buckle, there is the jack catch the buckle inboard, two buckle intervals equal the width of hard copper bar.

The utility model discloses further improve technical scheme and be, the curb plate base is equipped with the edgewise perpendicular with the curb plate to the outside. The coverage is enlarged.

The utility model discloses further improve technical scheme and be, set up two strappings holes on the border of soft copper bar access side for wear to adorn the strapping and bind insulating lid and soft copper bar. The ribbon is bound the insulating cover and the soft copper bar together, so that the insulating cover is more stable, and the buckle is prevented from being broken and not functioning.

The utility model discloses further improve technical scheme and be, open respectively in two buckle position inboards on the roof and dismantle the hole. The straight screwdriver is inserted into the dismounting hole, and the insulating cover can be quickly dismounted by warping the buckles to the two sides.

The utility model discloses further improve technical scheme and be, the roof upper surface is equipped with positive negative pole sign. The positive and negative electrodes of the battery cell module can be conveniently and obviously identified.

The utility model discloses further improve technical scheme and be, the jack catch terminal surface is inverse right triangle, and the medial surface is the inclined plane. During insertion, the inclined planes contact two sides of the hard copper bar, the insertion is labor-saving, and the top edge of the clamping jaw just abuts against the bottom surface of the hard copper bar to be clamped when the clamping jaw is inserted.

The utility model discloses beneficial effect:

the utility model discloses to the screw structure of soft or hard copper bar junction, with the junction cladding in the insulating cover below, grafting structure simple to operate, the structure is firm, utilizes the screwdriver also easily to dismantle.

Drawings

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

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

fig. 3 is a schematic structural view of the battery cell module of the present invention clamped thereon;

fig. 4 is a schematic structural view from below of the insulating cover in fig. 3.

Detailed Description

As fig. 1, fig. 2 shows, the utility model discloses a roof 1 and four sides downwardly perpendicular extension's curb plate 2, wherein be higher than below the curb plate of other three curb plates below one side and form breach 3, be used for soft copper bar end to stretch into the insulating cover below, be equipped with the ledge on the roof inner wall, the ledge forms cylinder chamber 4, a screw head for holding soft copper bar and hard copper bar end and meeting, open scarce groove on the adjacent curb plate of side is gone into to soft copper bar, lack the inslot and establish

buckle

5, 5 tops of buckle are connected with roof 1, its remaining end of buckle is the free end, below 2 of curb plate are stretched out to the bottom of buckle, there is jack catch 6 the buckle inboard, 6 terminal surfaces of jack catch are inverse right triangle, medial surface 61 is the inclined plane, 5 intervals of two buckles equal to the width of hard. And the bottom edge of the side plate 2 is provided with a brim 7 which is vertical to the side plate towards the outside. Two strapping holes 8 are arranged on the edge 7 of the soft copper bar access side and used for penetrating strapping tapes to bind the insulation cover with the soft copper bar. The inner sides of the two buckle positions on the top plate 1 are respectively provided with a dismounting hole 9, a straight screwdriver is inserted into the dismounting holes and abuts against the two sides, and the insulating cover can be quickly dismounted by warping the buckles. And the upper surface of the top plate 1 is provided with a positive pole mark 10 and a negative pole mark 10.

As shown in fig. 3 and 4, one end of each group of cell modules 15 is connected with the same pole by using the hard copper bar 11, the soft copper bar 12 connects the hard copper bar 11 of each cell module electrode in series, specifically, the hard copper bar 11 leads out a connecting part 13 shaped like a Chinese character '7', a hole is formed in the connecting part, a hole is formed in one end of the soft copper bar 12, the soft copper bar 12 is stacked on the hard copper bar 11, a screw 14 is screwed in the hole, a buckle 5 and a clamping claw 6 of an insulating cover 16 are clamped on two sides of a transverse plate of the connecting part 13, and the upper end of the screw 14 is positioned in a cylindrical cavity 4 in the insulating cover. The outer surface of the soft copper bar 12 except the end connection part is sheathed in the insulating heat-shrinkable tube, the hard copper bar 11 is hidden between the two sets of battery cell modules except the led-out connection part, and therefore the insulating cover 16 only needs to cover the upper part of the connection part of the soft copper bar and the hard copper bar.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an insulating cover based on soft or hard copper bar department of meeting of column lithium ion battery which characterized in that: curb plate (2) including roof (1) and the downward perpendicular extension of four sides thereof, wherein be higher than below other three curb plates below one side plate and form breach (3), be used for soft copper bar end to stretch into the insulating cover below, be equipped with the protruding frame on the roof inner wall, the protruding frame forms cylinder chamber (4), a screw head for holding soft copper bar and hard copper bar end and meeting, open the breach groove on the adjacent curb plate of soft copper bar access side, establish buckle (5) in the breach groove, buckle (5) top is connected with roof (1), all the other ends of buckle (5) are the free end, the bottom of buckle (5) stretches out below curb plate (2), the inboard of buckle (5) has jack catch (6), two buckle (5) intervals equal the width of hard copper bar connecting plate.

2. The insulating cover based on the joint of the soft and hard copper bars of the columnar lithium ion battery as claimed in claim 1, wherein: and the bottom edge of the side plate (2) is provided with a brim (7) which is perpendicular to the side plate towards the outside.

3. The insulating cover based on the joint of the soft and hard copper bars of the columnar lithium ion battery as claimed in claim 2, wherein: two strapping holes (8) are formed in the edge (7) of the soft copper bar access side and used for penetrating strapping tapes to bind the insulating cover and the soft copper bar.

4. The insulating cover based on the joint of the soft and hard copper bars of the columnar lithium ion battery as claimed in claim 1, wherein: the inner sides of the two buckle positions on the top plate (1) are respectively provided with a dismounting hole (9).

5. The insulating cover based on the joint of the soft and hard copper bars of the columnar lithium ion battery as claimed in claim 1, wherein: the end face of the claw (6) is in a shape of an inverted right-angled triangle, and the inner side face (61) is an inclined face.