CN213366724U

CN213366724U - Just putting protective cradle based on square lithium ion battery group

Info

Publication number: CN213366724U
Application number: CN202021977663.6U
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: 2021-06-04
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses an just put protective cradle based on square lithium ion battery group, box body and depression bar including four sides riser and collet enclose, the box body opening upwards, the depression bar violently establishes on the box body opening, the riser that the depression bar includes bottom plate and bottom plate both sides and connects is the rectangular pole that the terminal surface is the U type, the bottom plate both ends be equipped with box body connecting bolt mounting hole, recess in the middle of two risers is used for holding the collection line, be equipped with a plurality of line holes of crossing along the length direction interval on two risers for the collection line passes to be connected with both sides electricity core in the recess. The utility model presses and tightly assembles the battery cell by the pressure rod, thereby preventing the battery cell from being worn by bumping when the vehicle runs; and meanwhile, the collection lines are stored in the collecting box, so that the collecting box is tidy and orderly and achieves two purposes.

Description

Just putting protective cradle based on square lithium ion battery group

Technical Field

The utility model relates to a lithium ion battery equipment field, more specifically say, it relates to a put protective cradle just based on square lithium ion battery group.

Background

With the development of microelectronic technology at the end of the twentieth century, increasingly miniaturized devices are increasing, and higher requirements are made on power supplies. The lithium ion battery then enters a large-scale practical stage. The lithium ion battery comprises a battery cell and a protection circuit board. Generally, the battery core group is arranged in a battery box, and then the whole battery is placed in a vehicle battery placing cavity. For the convenience of equipment, battery case inner chamber generally is greater than the electric core group volume, and the later stage vehicle in-process of traveling is owing to jolt, and the electric core group can produce in the box body and rock, produces wearing and tearing to electric core. Meanwhile, the collection lines connected with the protective circuit board are connected with the battery cores respectively after being assembled, so that the whole circuit is not very disordered, and the collection lines are easy to rub against the battery box in later use, and use hidden troubles are generated.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a solve a just putting protective cradle based on square lithium ion battery group of above-mentioned problem, the depression bar is closely assembled with electric core suppression, accomodates simultaneously and gathers line in it, kills two birds with one stone.

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

the utility model provides an just put protective cradle based on square lithium ion battery group, box body and depression bar including four sides riser and collet enclose, the box body opening is upwards, the depression bar violently establishes on the box body opening, the riser that the depression bar includes bottom plate and bottom plate both sides are connected is the rectangular pole that the terminal surface is the U type, the bottom plate both ends are equipped with box body connecting bolt mounting hole, recess in the middle of two risers is used for holding the collection line, be equipped with a plurality of line holes of crossing along the length direction interval on two risers, be used for in the recess collection line pass with both sides electricity core be connected.

The utility model discloses further improve technical scheme and be, be equipped with a plurality ofly along the length direction interval on the bottom plate and the explosion-proof hole that the explosion-proof valve of below electric core is relative. For the battery cell arranged on the explosion-proof valve, the pressing rod bottom plate is provided with a hole, so that the explosion-proof valve is suitable for use.

The utility model discloses further improve technical scheme be, the corner is the arc angle on the riser both ends. Preventing scratching of the hands of the assembler.

The utility model discloses further improve technical scheme and be, the depression bar adopts iron system pole, outer peripheral face cladding one deck insulating layer, on the insulating layer with the depression bar on cross line hole, mounting hole, explosion-proof hole and correspond the position and all open porosely. The iron rod is firm and durable, has low price, saves cost and is covered with an insulating layer for preventing electric conduction.

The utility model discloses further improve technical scheme be, the insulating layer is PVC or PC or PET wheat pulling-on piece. The assembly is simple and easy, the insulating layer is firstly pressed below the pressure lever, and then the two sides of the insulating layer are folded and adhered to the vertical plate.

The utility model discloses further improve technical scheme and be, be equipped with above the both ends end plate of box body and prolong the limit, form the handle. The electric core group is convenient to carry and transfer.

The utility model discloses further improve technical scheme and be the L type on extending the limit, establish the extension board on the diaphragm that extends limit below the depression bar both ends position, the depression bar both ends lock joint is on the extension board. The box body height can be less than the equipment of electric core height, and heat dispersion is good, and through the gasket increase and decrease, adapts to the high different adjustments of electric core.

The utility model discloses further improve technical scheme and be, set up the heat dissipation window on the riser of both sides around the box body.

The utility model discloses beneficial effect:

the utility model discloses box body and depression bar cooperation equipment form electric core protective cradle, and electric core receives the suppression of top depression bar, closely retrains in the box body, in the depression bar was accomodate to the line of gathering simultaneously, neatly in order not expose, kills two birds with one stone, prevents effectively that the vehicle from going to jolt and makes electric core rock wearing and tearing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

As shown in figure 1, the utility model discloses a box body 2 and depression bar 1 that four sides riser and collet enclose, box body 2 opening is upwards, depression bar 1 violently establishes on box body 2 opening, depression bar 1 adopts iron plate to make, riser 12 including bottom plate 11 and bottom plate both sides are connected, be the rectangular pole that the terminal surface is the U type, bottom plate 11 both ends are equipped with and connect bolt mounting hole 15 with box body 2, recess 13 in the middle of the two risers is used for holding the collection line, be equipped with a plurality of line holes 14 along the length direction interval on the two risers 12, be used for collection line pass in the recess 13 to be connected with both sides electricity core 3, be equipped with a plurality of explosion-proof holes 16 relative with below electricity core explosion-proof valve position along the length direction interval on bottom plate 11, fill up the insulating layer below depression bar 1, the insulating layer both sides are upwards turned over after the installation, cover in riser 12 lateral surfaces, form the one deck insulating layer on the outer peripheral face of depression bar 1, The corresponding positions of the mounting hole and the explosion-proof hole are provided with holes.

The upper corners 17 at both ends of the vertical plate 12 are arc-shaped corners.

The battery cell pressing device is characterized in that extending edges 21 are arranged on the upper edges of the end plates at the two ends of the box body 2 to form a handle, the extending edges 21 are L-shaped, supporting plates 22 are arranged on transverse plates of the extending edges 21 below the positions at the two ends of the pressing rod, the two ends of the pressing rod 1 are locked on the supporting plates 22, gaskets are placed below locking mounting holes according to the height of a battery cell, and the height is adjusted to enable the pressing rod to stably press the battery cell.

And the vertical plates on the front side and the rear side of the box body 2 are provided with heat dissipation windows 23.

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 a just put protective cradle based on square lithium ion battery group which characterized in that: box body (2) and depression bar (1) that enclose including four sides riser and collet, box body (2) opening makes progress, depression bar (1) is violently established on box body (2) opening, riser (12) that depression bar (1) are connected including bottom plate (11) and bottom plate both sides are the end, be the rectangular pole that the U type is personally submitted to the end, bottom plate (11) both ends are equipped with and box body (2) connecting bolt mounting hole (15), recess (13) in the middle of two risers are used for holding the collection line, be equipped with a plurality of line holes (14) of crossing along the length direction interval on two risers (12), it passes and is connected with both sides electricity core (3) to be used for collection line in recess (13).

2. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 1, wherein: and a plurality of explosion-proof holes (16) opposite to the explosion-proof valve of the lower battery cell are arranged on the bottom plate (11) at intervals along the length direction.

3. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 1, wherein: the upper corners (17) at the two ends of the vertical plate (12) are arc-shaped corners.

4. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 1 or 2, wherein: the compression bar (1) is made of iron, the outer peripheral surface of the compression bar is coated with a layer of insulating layer (18), and holes are formed in the insulating layer (18) and correspond to the wire passing hole, the mounting hole and the explosion-proof hole in the compression bar (1).

5. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 4, wherein: the insulating layer (18) is a PVC or PC or PET Mylar film.

6. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 1, wherein: the upper edges of the end plates at the two ends of the box body (2) are provided with extending edges (21) to form a handle.

7. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 6, wherein: the extension (21) is L-shaped, a support plate (22) is arranged on a transverse plate of the extension (21) below the positions of two ends of the pressure lever, and two ends of the pressure lever (1) are locked on the support plate (22).

8. The positive-release protection bracket based on the square lithium ion battery pack as claimed in claim 1, wherein: and the vertical plates on the front side and the rear side of the box body (2) are provided with heat dissipation windows (23).