CN216450693U

CN216450693U - High-discharge-capacity ternary polymer lithium battery cell

Info

Publication number: CN216450693U
Application number: CN202123327967.5U
Authority: CN
Inventors: 贺鹏; 李小华
Original assignee: Shenzhen Xinjishan Electronic Technology Co ltd
Current assignee: Shenzhen Xinjishan Electronic Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-06
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a high-discharge-capacity ternary polymer lithium battery cell which comprises a shell and fixing pieces, wherein the fixing pieces are respectively arranged on two sides of the outer part of the shell, a battery body is arranged in the shell, an aluminum film is wrapped on the outer part of the battery body, first sliding grooves are respectively transversely arranged at the top and the bottom of two sides of the shell, and grooves are respectively arranged on the outer sides of the first sliding grooves. This high discharge capacity's terpolymer lithium cell is provided with the bar cavity respectively through both ends around the shell is outside, stir two sets of baffles that bar cavity center department set up, make it purify respectively and separate the strip and slide to both sides, make each group's filtration pore that sets up on the diaphragm of center department lose the hindrance of baffle and show out, so that the dissipation battery heat, if need accelerate discharge efficiency then closed baffle and promote the battery temperature, realize that the lithium cell possesses high discharge capacity, the problem of the unable adjustment of discharge capacity has been solved.

Description

High-discharge-capacity ternary polymer lithium battery cell

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a high-discharge-capacity ternary polymer lithium battery core.

Background

The ternary polymer lithium battery cell is a special lithium battery taking ternary composite materials such as nickel salt, manganese salt and the like as a positive electrode, has high safety and much energy storage, is commonly used in the interior of notebook computers, mobile phones and the like, can adjust the discharge rate according to the charging and discharging temperature of the battery, but the exterior of a common ternary polymer lithium battery is wrapped by a shell and a film layer by layer, so that the temperature cannot be changed, and the ternary polymer lithium battery cell is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-discharge-capacity terpolymer lithium battery cell to solve the problem that the discharge capacity cannot be adjusted in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a terpolymer lithium cell of high discharge capacity, includes shell and stationary blade, the outside both sides of shell are provided with the stationary blade respectively, the inside of shell is provided with battery body, battery body's outside parcel has the aluminium membrane, the top and the bottom of shell both sides transversely are provided with first spout respectively, the outside of first spout is provided with the recess respectively, the both sides on the outside top of shell are provided with flat frame respectively, both ends are provided with the bar cavity respectively around the shell outside.

Preferably, the two sides inside the strip-shaped chamber are respectively and longitudinally provided with a separation strip, a baffle is respectively inserted between the strip-shaped chamber and one side of the separation strip, transverse plates are respectively welded and fixed at the centers of the inner sides of the strip-shaped chamber, and a plurality of groups of filtering holes are formed in the transverse plates.

Preferably, the baffle is located the outside both sides of diaphragm respectively, the area of baffle combination equals with the diaphragm.

Preferably, the inside fixedly connected with spring of first spout, one side of spring is fixed with the connecting block respectively, one side fixedly connected with slide bar of connecting block, one side of slide bar is provided with the dull polish pad, the front end of first spout is provided with the second spout respectively, the connecting block passes the second spout and is connected with the lug.

Preferably, the sliding rod, the connecting block and the spring are arranged in a concentric circle, and the lug can move horizontally along the second sliding groove.

Preferably, the inside of flat frame swing joint has the intermediate mass respectively, one side of flat frame is provided with vertical groove respectively, the intermediate mass passes fixedly connected with horizontal pole between one side in vertical groove, the top of intermediate mass is provided with the sheetmetal respectively, the inside of sheetmetal is provided with the hole groove, be provided with the wire row between intermediate mass and the battery body.

Compared with the prior art, the utility model has the beneficial effects that: the high-discharge-capacity ternary polymer lithium battery core not only realizes the adjustment of discharge speed and the prevention of battery shaking, but also realizes the protection of a metal sheet electrode;

(1) the strip-shaped cavities are respectively arranged at the front end and the rear end outside the shell, and the two groups of baffle plates arranged at the center of the strip-shaped cavities are stirred to enable the purification separation strips to slide to two sides respectively, so that the filter holes arranged on the transverse plate at the center are exposed out of the obstruction of the baffle plates, the heat of the battery is dissipated, if the discharge efficiency is required to be accelerated, the baffle plates are closed, the temperature of the battery is increased, and the lithium battery has high discharge capacity;

(2) the top and the bottom of the two sides of the shell are respectively and transversely provided with the first sliding grooves, the convex blocks slide along the inner sides of the second sliding grooves to drive the connecting blocks and the sliding rods welded at the rear ends to be accommodated in the first sliding grooves, after the shell, the battery body and other objects in the shell are placed at proper positions, the convex blocks at four positions are loosened, the sliding rods rapidly reset under the support of the springs, the grinding cushion is tightly attached to the installation position, and the battery is prevented from shaking;

(3) the flat frames are arranged on the two sides of the top end outside the shell respectively, the transverse rods arranged between the flat frames are pressed downwards, the middle blocks connected with the two sides of the flat frames drive the metal sheets to be stored in the flat frames, otherwise, the transverse rods are pulled to stretch the wire rows, the metal sheets are taken out and then connected with the wire harnesses through the inner hole grooves, the wire rows are taken out, the metal sheets are taken along with the wire rows, and the metal sheets are prevented from being damaged.

Drawings

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

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

FIG. 3 is a schematic diagram of a cross-sectional front view of a strip chamber according to the present invention;

FIG. 4 is a schematic front sectional view of the first chute according to the present invention;

fig. 5 is a schematic front sectional view of the flat frame according to the present invention.

In the figure: 1. a housing; 2. a fixing sheet; 3. a battery body; 4. a first chute; 5. a flat frame; 6. a metal sheet; 7. a hole groove; 8. a bump; 9. aluminum film; 10. a second chute; 11. a strip-shaped chamber; 12. a baffle plate; 13. a transverse plate; 14. filtering holes; 15. a dividing strip; 16. grinding a sand cushion; 17. a groove; 18. a slide bar; 19. connecting blocks; 20. a spring; 21. a cross bar; 22. a longitudinal slot; 23. a middle block; 24. and (6) arranging the wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, a high-discharge-capacity terpolymer lithium battery cell includes a casing 1 and fixing pieces 2, the fixing pieces 2 are respectively disposed on two sides of the outside of the casing 1, a battery body 3 is disposed inside the casing 1, an aluminum film 9 is wrapped on the outside of the battery body 3, first sliding grooves 4 are respectively transversely disposed on the top and the bottom of the two sides of the casing 1, grooves 17 are respectively disposed on the outer sides of the first sliding grooves 4, flat frames 5 are respectively disposed on two sides of the top end of the outside of the casing 1, and strip-shaped cavities 11 are respectively disposed at the front and rear ends of the outside of the casing 1;

separating strips 15 are longitudinally arranged on two sides of the interior of the strip-shaped chamber 11 respectively, baffle plates 12 are inserted between the strip-shaped chamber 11 and one side of each separating strip 15 respectively, transverse plates 13 are fixedly welded at the centers of the inner sides of the strip-shaped chamber 11 respectively, a plurality of groups of filter holes 14 are formed in the transverse plates 13, the baffle plates 12 are located on two sides of the exterior of the transverse plates 13 respectively, and the combined area of the baffle plates 12 is equal to that of the transverse plates 13;

specifically, as shown in fig. 2 and fig. 3, two sets of baffles 12 disposed at the center of the strip-shaped chamber 11 are shifted to make the purification dividing strips 15 slide to both sides, so that each set of filtering holes 14 disposed on the transverse plate 13 at the center are exposed by losing the obstruction of the baffles 12, so as to dissipate the heat of the battery, and if the discharging efficiency needs to be increased, the baffles 12 are closed and the temperature of the battery is raised, so that the lithium battery has a high discharging capacity.

Example 2: a spring 20 is fixedly connected inside the first sliding chute 4, one side of the spring 20 is respectively fixed with a connecting block 19, one side of the connecting block 19 is fixedly connected with a sliding rod 18, one side of the sliding rod 18 is provided with a grinding cushion 16, the front end of the first sliding chute 4 is respectively provided with a second sliding chute 10, the connecting block 19 passes through the second sliding chute 10 to be connected with a lug 8, the sliding rod 18, the connecting block 19 and the spring 20 are arranged in a concentric circle, and the lug 8 can move horizontally along the second sliding chute 10;

specifically, as shown in fig. 1, 2 and 4, the protrusion 8 is slid along the inner side of the second sliding groove 10 to drive the connecting block 19 and the sliding rod 18 welded at the rear end to be received in the first sliding groove 4, after the battery body 3 and the like in the housing 1 and the interior are placed at a proper position, the protrusion 8 is loosened, the sliding rod 18 is rapidly reset under the support of the spring 20, and the ground pad 16 is tightly attached to the installation position to prevent the battery from shaking.

Example 3: the inner parts of the flat frames 5 are respectively movably connected with middle blocks 23, one sides of the flat frames 5 are respectively provided with longitudinal grooves 22, the middle blocks 23 are fixedly connected with cross rods 21 between the sides penetrating through the longitudinal grooves 22, the tops of the middle blocks 23 are respectively provided with metal sheets 6, hole grooves 7 are arranged in the metal sheets 6, and wire rows 24 are arranged between the middle blocks 23 and the battery body 3;

specifically, as shown in fig. 1, fig. 2 and fig. 5, the cross rod 21 arranged between the flat frames 5 is pressed downward, the middle block 23 connected to the two sides of the cross rod drives the metal sheet 6 to be put into the flat frame 5 to be stored, otherwise, the cross rod 21 is pulled, so that the wire row 24 is unfolded, the metal sheet 6 is taken out and then connected with the internal hole groove 7 of the metal sheet, the wire harness connection is realized, the use at any time is realized, and the metal sheet 6 is prevented from being damaged.

The working principle is as follows: when the utility model is used, firstly, the convex block 8 slides along the inner side of the second sliding groove 10 to drive the connecting block 19 and the sliding rod 18 with welded rear ends to be accommodated in the first sliding groove 4, after the shell 1, the battery body 3 and other objects in the shell are placed at proper positions, then the four convex blocks 8 are loosened, under the support of the spring 20, the sliding rod 18 is quickly reset and is tightly attached to the installation position by the abrasive pad 16 to avoid the battery from shaking, then the transverse rod 21 arranged between the flat frames 5 is pressed downwards to drive the metal sheet 6 to be accommodated in the flat frame 5 by the middle block 23 connected at the two sides of the transverse rod 21, otherwise, the transverse rod 21 is pulled to stretch the wire row 24, the metal sheet 6 is taken out and then is connected with the wire harness in the hole groove 7 in the metal sheet 6 to realize random use and avoid the metal sheet 6 from being damaged, and finally the two groups of baffle plates 12 arranged at the center of the strip-shaped cavity 11 are shifted to respectively purify the separating strips 15 to slide to the two sides, make each group of filtration pore 14 that sets up on center department diaphragm 13 lose the hindrance of baffle 12 and show out to the dissipation battery heat, if need accelerate discharge efficiency then closed baffle 12 and promote the battery temperature, realize that the lithium cell possesses high discharge capacity.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A high discharge capacity terpolymer lithium cell, includes shell (1) and stationary blade (2), its characterized in that: the utility model discloses a battery, including shell (1), casing (1), first spout (4), aluminium membrane (9), shell (1) outside both sides are provided with stationary blade (2) respectively, the inside of shell (1) is provided with battery body (3), the outside parcel of battery body (3) has aluminium membrane (9), the top and the bottom of shell (1) both sides transversely are provided with first spout (4) respectively, the outside of first spout (4) is provided with recess (17) respectively, the both sides on shell (1) outside top are provided with flat frame (5) respectively, both ends are provided with bar cavity (11) respectively around shell (1) outside.

2. The lithium ternary polymer cell with high discharge capacity according to claim 1, wherein: the filter screen is characterized in that separating strips (15) are longitudinally arranged on two sides of the interior of the strip-shaped chamber (11), baffle plates (12) are respectively inserted between the strip-shaped chamber (11) and one side of each separating strip (15), transverse plates (13) are respectively welded and fixed at the centers of the inner sides of the strip-shaped chamber (11), and a plurality of groups of filter holes (14) are formed in the transverse plates (13).

3. The lithium ternary polymer cell with high discharge capacity according to claim 2, wherein: the baffle plates (12) are respectively positioned at two sides of the outer part of the transverse plate (13), and the combined area of the baffle plates (12) is equal to that of the transverse plate (13).

4. The lithium ternary polymer cell with high discharge capacity according to claim 1, wherein: the inside fixedly connected with spring (20) of first spout (4), one side of spring (20) is fixed with connecting block (19) respectively, one side fixedly connected with slide bar (18) of connecting block (19), one side of slide bar (18) is provided with dull polish pad (16), the front end of first spout (4) is provided with second spout (10) respectively, connecting block (19) pass second spout (10) and are connected with lug (8).

5. The lithium ternary polymer cell with high discharge capacity according to claim 4, wherein: the sliding rod (18), the connecting block (19) and the spring (20) are arranged in a concentric circle, and the convex block (8) can move horizontally along the second sliding groove (10).

6. The lithium ternary polymer cell with high discharge capacity according to claim 1, wherein: the inside of flat frame (5) swing joint respectively has middle piece (23), one side of flat frame (5) is provided with vertical groove (22) respectively, fixedly connected with horizontal pole (21) between one side that middle piece (23) passed vertical groove (22), the top of middle piece (23) is provided with sheetmetal (6) respectively, the inside of sheetmetal (6) is provided with hole groove (7), be provided with between middle piece (23) and battery body (3) line row (24).