CN217788673U

CN217788673U - Lithium ion battery pole piece structure

Info

Publication number: CN217788673U
Application number: CN202220255413.4U
Authority: CN
Inventors: 刘冬
Original assignee: Suzhou Zishuo Energy Technology Co ltd
Current assignee: Suzhou Zishuo Energy Technology Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-11-11
Anticipated expiration: 2032-02-08

Abstract

The utility model discloses a lithium ion battery pole piece structure, which comprises a base, the draw-in groove has been seted up on the base top, draw-in groove inner wall bottom center department has seted up the fixed slot, the first spring of fixed slot inner wall bottom fixedly connected with, first spring top fixedly connected with electrode slice, spacing frame of base top fixedly connected with, spacing frame top is equipped with the roof, a plurality of fixed establishment of fixedly connected with of roof edge, roof bottom fixedly connected with footstock, the utility model discloses well fixed establishment's setting is convenient for better fix roof, electric core, is convenient for better dismouting electric core, is convenient for better to fixed electric core, and the setting of footstock is convenient for better drive electric core and electrode slice contact, is convenient for better laminating electric core and base for the clearance between a plurality of electric cores is bigger, and the radiating effect is better, and the setting of electrode slice is convenient for better to be connected electric core and base, avoids the short circuit, is on fire.

Description

Lithium ion battery pole piece structure

Technical Field

The utility model relates to a battery field especially relates to a lithium ion battery pole piece structure.

Background

Lithium ion batteries have been widely used in notebook computers, mobile communications, and the like because of their advantages such as high specific energy and high voltage. In addition, in the fields of electric automobiles, mobile base stations and energy storage power stations, the market has larger demands, and in the application, the lithium ion battery is not applied in a single electric core any more, but is applied in a series, parallel or series-parallel combined battery pack mode.

When a plurality of existing batteries are connected and installed, the connection effect is poor, short circuit and ignition can be caused when the connection effect is severe, the connection speed is low, and the heat dissipation effect is poor, so that a pole piece structure of a lithium ion battery is designed.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is that; when a plurality of existing batteries are connected and installed, the connection effect is poor, short circuit and ignition can be caused seriously, the connection speed is slow, and the heat dissipation effect is poor.

In order to solve the technical problem, the utility model discloses a technical scheme be: the lithium ion battery pole piece structure comprises a base, wherein a clamping groove is formed in the top end of the base, a fixing groove is formed in the center of the bottom of the inner wall of the clamping groove, a first spring is fixedly connected to the bottom of the inner wall of the fixing groove, an electrode plate is fixedly connected to the top end of the first spring, a limiting frame is fixedly connected to the top end of the base, a top plate is arranged at the top end of the limiting frame, a plurality of fixing mechanisms are fixedly connected to the edge of the top plate, a top pad is fixedly connected to the bottom of the top plate, a plurality of electric cores are clamped in the middle of the limiting frame, and grooves are formed in the bottoms of the electric cores;

the fixing mechanism comprises a second spring fixedly connected with the top plate, the other end of the second spring is fixedly connected with a base plate, one side of the base plate, close to the second spring, is fixedly connected with a limiting rod, the limiting rod penetrates through the top plate and is in sliding connection with the top plate, the top of the tail end of the limiting rod is attached to a limiting frame, one end of the base plate, far away from the second spring, is fixedly connected with a pull rope, and the other end of the pull rope is fixedly connected with a hanging ring.

Preferably, the cross section of the base is rectangular, the wall thickness of the base is not less than three millimeters, and the base is made of stainless steel.

Preferably, a plurality of the clamping grooves are distributed at the top of the base in a rectangular array mode, the depth of each clamping groove is not less than one millimeter, and the inner walls of the clamping grooves are attached to the outer walls of the electric cores.

Preferably, the base is welded with the limiting frame, the inner wall of the limiting frame is attached to the outer wall of the battery cell, and the limiting frame is made of nylon.

Preferably, the vertical section of the top plate is n-shaped, the cross section of the top plate is rectangular, and the top plate is made of nylon.

Preferably, the section of top pad is the rectangle, top pad top bonds with roof inner wall bottom, top pad is the rubber material.

Preferably, the cross section of the electrode plate is arc-shaped, the bottom of the electrode plate is bonded with the top end of a first spring, the bottom of the first spring is bonded with the bottom of the inner wall of the fixing groove, and the electrode plate is made of copper.

Preferably, the cross section of backing plate and gag lever post all is circular, the cross section of stay cord is circular, the stay cord both ends bond with backing plate, link respectively, the stay cord is the nylon material.

The utility model has the advantages as follows:

1. the utility model discloses well fixed establishment's setting is convenient for better fixing roof, electric core, is convenient for better dismouting electric core, is convenient for better to fixed electric core, and the setting of footstock is convenient for better drive electric core and electrode slice contact, is convenient for better laminating electric core and base, makes the clearance between a plurality of electric cores bigger, and the radiating effect is better, and the setting of electrode slice is convenient for better be connected electric core and base, avoids the short circuit, is on fire;

2. the utility model discloses well stop gear's setting is convenient for better carry on spacingly to electric core, is convenient for better fix electric core, and the setting of first spring is convenient for better drive electrode slice and the recess of electric core link to each other to better fixed electric core.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a side view of the middle fixing mechanism of the present invention;

FIG. 4 is a perspective view of the stop lever and the backing plate of the present invention;

fig. 5 is a schematic diagram of a three-dimensional battery cell of the present invention.

In the figure: 1. a base; 2. a limiting frame; 3. an electric core; 4. a top plate; 5. a fixing mechanism; 6. a top pad; 7. a groove; 8. an electrode sheet; 9. a first spring; 10. fixing grooves; 11. a card slot; 51. a backing plate; 52. a second spring; 53. a limiting rod; 54. pulling a rope; 55. and (5) hanging a ring.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Please refer to fig. 1-2, a lithium ion battery pole piece structure, which comprises a base 1, a clamping groove 11 is provided on the top of the base 1, a fixing groove 10 is provided at the center of the bottom of the inner wall of the clamping groove 11, a first spring 9 is fixedly connected to the bottom of the inner wall of the fixing groove 10, an electrode plate 8 is fixedly connected to the top of the first spring 9, a limiting frame 2 is fixedly connected to the top of the base 1, a top plate 4 is provided on the top of the limiting frame 2, a plurality of fixing mechanisms 5 are fixedly connected to the edge of the top plate 4, a top pad 6 is fixedly connected to the bottom of the top plate 4, a plurality of electric cores 3 are clamped in the middle of the limiting frame 2, a groove 7 is provided at the bottom of the electric cores 3, the section of the base 1 is rectangular, the wall thickness of the base 1 is not lower than three millimeters, and the base 1 is made of stainless steel. A plurality of draw-in grooves 11 are rectangular array and distribute at 1 top of base, and the groove depth of draw-in groove 11 is not less than a millimeter, and the laminating of draw-in groove 11 inner wall and 3 outer walls of electric core. Base 1 and spacing 2 welding, 2 inner walls of spacing and 3 outer wall laminating of electric core, spacing 2 is the nylon material. The vertical section of the top plate 4 is n-shaped, the cross section of the top plate 4 is rectangular, and the top plate 4 is made of nylon. The section of the top pad 6 is rectangular, the top end of the top pad 6 is bonded with the bottom of the inner wall of the top plate 4, and the top pad 6 is made of rubber. The section of the electrode plate 8 is arc-shaped, the bottom of the electrode plate 8 is adhered to the top end of the first spring 9, the bottom of the first spring 9 is adhered to the bottom of the inner wall of the fixing groove 10, and the electrode plate 8 is made of copper.

As shown in fig. 1-5, the cross-section of the pad 51 and the stopper rod 53 is circular, the cross-section of the pull rope 54 is circular, two ends of the pull rope 54 are respectively bonded with the pad 51 and the hanging ring 55, and the pull rope 54 is made of nylon. Fixing mechanism 5 includes second spring 52 with roof 4 fixed connection, and second spring 52 other end fixedly connected with backing plate 51, one side fixedly connected with gag lever post 53 that backing plate 51 is close to second spring 52, gag lever post 53 run through roof 4 and rather than sliding connection, and the laminating of gag lever post 53 terminal top and spacing 2, the one end fixedly connected with stay cord 54 of second spring 52 is kept away from to backing plate 51, and stay cord 54 other end fixedly connected with link 55.

The utility model discloses when using, the link 55 in the pulling both ends fixed establishment 5, link 55 drive gag lever post 53 and break away from spacing 2, can pull out roof 4 this moment, and the electric core 3 that will need add or take out this moment is taken, and reverse going on can fixing electric core 3 according to above-mentioned operation, and the setting of fixed establishment 5 is convenient for better fixing spacing 2.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. The utility model provides a lithium ion battery pole piece structure, includes base (1), its characterized in that: the improved structure of the lithium battery cell is characterized in that a clamping groove (11) is formed in the top end of the base (1), a fixing groove (10) is formed in the center of the bottom of the inner wall of the clamping groove (11), a first spring (9) is fixedly connected to the bottom of the inner wall of the fixing groove (10), an electrode plate (8) is fixedly connected to the top end of the first spring (9), a limiting frame (2) is fixedly connected to the top end of the base (1), a top plate (4) is arranged at the top end of the limiting frame (2), a plurality of fixing mechanisms (5) are fixedly connected to the edge of the top plate (4), a top pad (6) is fixedly connected to the bottom of the top plate (4), a plurality of battery cells (3) are clamped in the middle of the limiting frame (2), and a groove (7) is formed in the bottom of each battery cell (3);

fixed establishment (5) include with roof (4) fixed connection's second spring (52), second spring (52) other end fixedly connected with backing plate (51), one side fixedly connected with gag lever post (53) that backing plate (51) are close to second spring (52), gag lever post (53) run through roof (4) and rather than sliding connection, gag lever post (53) terminal top and spacing (2) laminating, the one end fixedly connected with stay cord (54) of second spring (52) are kept away from to backing plate (51), stay cord (54) other end fixedly connected with link (55).

2. The lithium ion battery pole piece structure of claim 1, wherein: the cross section of the base (1) is rectangular, and the wall thickness of the base (1) is not less than three millimeters.

3. The lithium ion battery pole piece structure of claim 1, characterized in that: the clamping grooves (11) are distributed on the top of the base (1) in a rectangular array mode, and the depth of each clamping groove (11) is not less than one millimeter.

4. The lithium ion battery pole piece structure of claim 1, wherein: the base (1) is welded with the limiting frame (2), and the inner wall of the limiting frame (2) is attached to the outer wall of the battery cell (3).

5. The lithium ion battery pole piece structure of claim 1, wherein: the vertical section of the top plate (4) is n-shaped, and the cross section of the top plate (4) is rectangular.

6. The lithium ion battery pole piece structure of claim 1, wherein: the cross section of the top pad (6) is rectangular, and the top end of the top pad (6) is bonded with the bottom of the inner wall of the top plate (4).

7. The lithium ion battery pole piece structure of claim 1, wherein: the section of the electrode plate (8) is arc-shaped, the bottom of the electrode plate (8) is bonded with the top end of the first spring (9), and the bottom of the first spring (9) is bonded with the bottom of the inner wall of the fixing groove (10).

8. The lithium ion battery pole piece structure of claim 1, characterized in that: the cross section of backing plate (51) and gag lever post (53) all is circular, the cross section of stay cord (54) is circular, stay cord (54) both ends bond with backing plate (51), link (55) respectively.