CN212011184U

CN212011184U - Pressure formation plate for detecting high-flatness cobalt acid lithium battery

Info

Publication number: CN212011184U
Application number: CN202020628624.9U
Authority: CN
Inventors: 肖兴立; 戴馥晓; 刘义树
Original assignee: Guizhou Jinwo New Energy Co ltd
Current assignee: Guizhou Jinwo New Energy Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-11-24
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a pressure becomes board for detecting high planarization cobalt acid lithium cell, become the board main part including insulator and pressure, insulator set up in the below of pressure becomes the board main part, and the lower extreme symmetry of pressure becomes the board main part install the columniform inserted block, insulator is last seted up with the first recess of inserted block assorted, the second recess has been seted up on the first recess, has the second lug through spring coupling in this second recess, the cladding has the rubber air bag of soft type on the periphery of inserted block, the last position department corresponding with the second lug of rubber air bag is provided with the breach, the height value that highly is three second lug of breach. A pressure becomes board for detecting high planarization cobalt acid lithium cell, through setting up insulator, it is internal to insert to insulator with pressure becomes board main part for pressure becomes the board convenience and tears open fast as required and trade.

Description

Pressure formation plate for detecting high-flatness cobalt acid lithium battery

Technical Field

The utility model relates to a pressure becomes board technical field, in particular to a pressure becomes board for detecting high planarization cobalt acid lithium cell.

Background

The cobalt acid lithium battery has the advantages of stable structure, high capacity ratio, outstanding comprehensive performance, poor safety and very high cost, is mainly used for medium and small-sized battery cores, is widely applied to small-sized electronic equipment such as notebook computers, mobile phones, MP3/4 and the like, and has the nominal voltage of 3.7V. High planarization of cobalt sour lithium cell is usually detected through pressure ization one-tenth board, however, among the prior art, the downside copper of pressure ization one-tenth board adopts the pressfitting mode to fix the insulator on its surface and makes into the integral structure, there is the inconvenient problem of dismouting, lead to pressure ization one-tenth board can not tear the trade fast according to actual need, even also have among the prior art with the split type design of pressure ization one-tenth board and insulator, but the structure is comparatively complicated, this pressure becomes board preparation inefficiency in the actual production uses, and there is certain distance between insulator and the copper, make the lower surface copper of pressure one-tenth board expose in the air, the effect of insulator has been subdued.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pressization becomes board for detecting high planarization cobalt acid lithium cell can effectively solve the problem in the background art.

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

a pressure chemical plate for detecting a high-flatness lithium cobalt oxide battery comprises an insulation body and a pressure chemical plate main body, wherein the insulation body is arranged below the pressure chemical plate main body, and the lower end of the pressure plate main body is symmetrically provided with cylindrical insertion blocks, the insulating body is provided with a first groove matched with the insertion blocks, the first groove is internally provided with a second groove, a second convex block is connected in the second groove through a spring, the circumferential surface of the inserting block is coated with a soft rubber air bag, notches are arranged on the rubber air bag at positions corresponding to the second convex blocks, the height of each notch is the height value of the three second convex blocks, and a first bump is arranged at the position, close to the rubber air bag, of the top in the gap, the first bump is in line contact with the second bump, and the pressure forming plate main body is seamlessly pressed on the insulating body through the inserting block.

Preferably, the first bump and the second bump are the same in shape, and the convex parts of the first bump and the second bump are in circular arc transition.

Preferably, the rubber airbag is an elastic member, the interior of the rubber airbag is hollow, and a plurality of vent holes penetrating through the cavity of the rubber airbag are formed in the surface of the rubber airbag.

Preferably, the pressure formed plate main body comprises a substrate, an upper copper plate is pressed on the upper surface of the substrate, and a lower copper plate is pressed on the lower surface of the substrate.

Preferably, the insulating body is disposed below the lower copper plate.

Compared with the prior art, the utility model discloses following beneficial effect has: the pressure formed plate for detecting the high-flatness lithium cobalt oxide battery is characterized in that an insulating body is arranged, a pressure formed plate main body is inserted into the insulating body, when a first lug on an insertion block contacts a second lug in a second groove, the first lug extrudes the second lug, a second lug extrudes a spring to retract the spring into the second groove, the insertion block continuously slides downwards until the insertion block is inserted into the bottom of the first groove, after the first lug slides over the second lug, the second lug extends out under the action of the spring to enter a notch to just block a first sliding block, and then the installation between the pressure formed plate main body and the insulating body can be completed, so that the pressure formed plate can be conveniently and quickly disassembled and replaced as required, a circle of rubber air bag is coated on the circumferential surface of the insertion block, and when the insertion block is installed, the rubber air bag is extruded to deform, and the friction force between the insertion block and the first groove can be increased, thereby effectual prevent that the pressfitting becomes the roll-off of board main part from insulator, the utility model discloses a pressfitting becomes simple structure, and the installation is convenient fast with the dismantlement operation, compares in prior art more practical.

Drawings

Fig. 1 is an assembly schematic diagram of a pressure formed plate for detecting a high-flatness lithium cobalt oxide battery according to the present invention;

fig. 2 is an exploded view of a pressure forming plate for detecting a high-flatness lithium cobalt oxide battery according to the present invention;

fig. 3 is a partial enlarged view of a portion a in fig. 1 of a pressure formation plate for detecting a high-flatness lithium cobalt oxide battery according to the present invention;

fig. 4 is the utility model relates to an inserted block structural diagram of a pressization becomes board for detecting high planarization cobalt acid lithium cell.

In the figure: 1. an insulating body; 2. pressing the plate main body; 3. inserting a block; 4. a first groove; 5. a first bump; 6. a rubber air bag; 7. a second groove; 8. a spring; 9. a second bump; 10. and (4) a notch.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a pressure formed plate for detecting a high-flatness lithium cobalt oxide battery comprises an insulating body 1 and a pressure formed plate main body 2, wherein the insulating body 1 is arranged below the pressure formed plate main body 2, cylindrical insertion blocks 3 are symmetrically arranged at the lower end of the pressure formed plate main body 2, a first groove 4 matched with the insertion blocks 3 is formed in the insulating body 1, a second groove 7 is formed in the first groove 4, a second bump 9 is connected in the second groove 7 through a spring 8, a soft rubber airbag 6 is wrapped on the circumferential surface of the insertion blocks 3, a notch 10 is arranged at a position on the rubber airbag 6 corresponding to the second bump 9, the height of the notch 10 is the height value of the three second bumps 9, a first bump 5 is arranged at a position where the top in the notch 10 is tightly attached to the rubber airbag 6, and the first bump 5 is in line contact with the second bump 9, the presswork board main body 2 is seamlessly pressed on the insulation body 1 through the insertion block 3.

The first lug 5 and the second lug 9 are the same in shape, and the convex parts of the first lug 5 and the second lug 9 are in arc transition; the rubber air bag 6 is an elastic component, the interior of the rubber air bag is hollow, and the surface of the rubber air bag 6 is provided with a plurality of vent holes which penetrate through the cavity of the rubber air bag; the pressure formation plate main body 2 comprises a substrate, wherein an upper copper plate is pressed on the upper surface of the substrate, and a lower copper plate is pressed on the lower surface of the substrate; the insulator 1 is disposed below the lower copper plate.

It should be noted that, the present invention provides a pressure formed plate for detecting a high-flatness lithium cobalt oxide battery, when installing and detecting, the insert 3 of the pressure formed plate main body 2 is inserted into the first groove 4 of the insulating body 1 downward, when inserting, the circumferential surface of the insert 3 is covered with the rubber airbag 6, and the rubber airbag 6 is hollow and has a certain elasticity, when the insert 3 enters the first groove 4, the rubber airbag 6 is squeezed to discharge a part of air in the cavity, the friction force between the insert 3 and the first groove 4 can be increased by the rubber airbag 6, it is ensured that the pressure formed plate main body 2 is stably fixed in the first groove 4, after detaching the insulating body 1, the rubber airbag 6 is restored to the original state due to the elasticity of itself, when the first bump 5 on the insert 3 contacts the second bump 9 in the second groove 7, the first bump 5 squeezes the second bump 9, the second bump 9 extrudes the spring 8 to retract into the second groove 7, the insert block 3 continuously slides downwards until being inserted into the bottom of the first groove 4, at this time, because the height of the gap 10 is the height of the three second bumps 9, after the first bump 5 slides over the second bump 9, the second bump 9 extends out under the action of the spring 8 to enter the gap 10 to just block the first slider 5, the compression molding board main body 2 is firmly fixed in the first groove 4 under the combined action of the rubber air bag 6, the first bump 5, the second bump 9 and the spring 8, and is seamlessly compressed with the insulation body 1, so that the copper plate on the lower surface of the compression molding board main body 2 is prevented from being exposed in the air, when the insulation body 1 needs to be disassembled, a person only needs to pull up the compression molding board main body 2 to take out the copper plate from the first groove 4, the upper and lower surfaces of the compression molding board main body 2 all adopt a compression process, the flatness is very high, the phenomenon of poor contact can not be generated, and the yield of the lithium battery in the formation and capacity can be effectively improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pressure becomes board for detecting high planarization cobalt acid lithium cell which characterized in that: the insulation board comprises an insulation body (1) and a pressure formed board main body (2), wherein the insulation body (1) is arranged below the pressure formed board main body (2), cylindrical insertion blocks (3) are symmetrically arranged at the lower end of the pressure formed board main body (2), a first groove (4) matched with the insertion blocks (3) is formed in the insulation body (1), a second groove (7) is formed in the first groove (4), a second convex block (9) is connected in the second groove (7) through a spring (8), a rubber air bag (6) of a soft cladding type is arranged on the circumferential surface of the insertion block (3), a notch (10) is arranged at a position corresponding to the second convex block (9) on the rubber air bag (6), the height of the notch (10) is the height value of the three second convex blocks (9), and a first convex block (5) is arranged at a position where the top in the notch (10) is tightly attached to the rubber air bag (6), the first bump (5) is in line contact with the second bump (9), and the compression molding board main body (2) is seamlessly pressed on the insulating body (1) through the insertion block (3).

2. The pressure formation plate for detecting the high-flatness lithium cobalt oxide battery as claimed in claim 1, wherein: the shapes of the first lug (5) and the second lug (9) are the same, and the convex parts of the first lug (5) and the second lug (9) adopt circular arc transition.

3. The pressure formation plate for detecting the high-flatness lithium cobalt oxide battery as claimed in claim 1, wherein: the rubber air bag (6) is an elastic component, the interior of the rubber air bag is hollow, and a plurality of vent holes penetrating through the cavity of the rubber air bag (6) are formed in the surface of the rubber air bag.

4. The pressure formation plate for detecting the high-flatness lithium cobalt oxide battery as claimed in claim 1, wherein: the pressure formation plate main body (2) comprises a substrate, an upper side copper plate is pressed on the upper surface of the substrate, and a lower side copper plate is pressed on the lower surface of the substrate.

5. The pressure formation plate for detecting the high-flatness lithium cobalt oxide battery as claimed in claim 4, wherein: the insulation body (1) is arranged below the lower side copper plate.