CN215988884U

CN215988884U - Capping and sealing head structure for lithium battery

Info

Publication number: CN215988884U
Application number: CN202121995810.7U
Authority: CN
Inventors: 马毅; 梁海祥; 刘建亮
Original assignee: Guangdong Advanced Electronics Energy Co ltd
Current assignee: Guangdong Advanced Electronics Energy Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-08
Anticipated expiration: 2031-08-24

Abstract

The utility model relates to the technical field of lithium batteries, and discloses a head sealing structure for a top seal of a lithium battery, which comprises a base, wherein a bearing seat is connected inside the base, a shaft lever is connected inside the bearing seat, a rotary table is connected on the shaft lever, a barrel is connected above the rotary table, a second gear is connected outside the shaft lever, a first gear is connected outside the second gear, and a motor is connected on one side of the first gear. The next battery packaging can be carried out, and the problem of low working efficiency is solved.

Description

Capping and sealing head structure for lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a top sealing head structure for a lithium battery.

Background

Along with the progress of science and technology, the lithium battery becomes the necessity of the auxiliary equipment of the electronic product for people's life, wherein the electrolyte of the lithium battery is mobile, and for lithium polymer battery, the lithium battery is more unstable, therefore has higher requirement to the lithium battery top seal, and the top seal encapsulates the banding of lithium battery promptly, lets plastic-aluminum membrane and utmost point ear glue fully fuse sealed battery.

There are multiple capping structures in the existing market, but these capping structures ubiquitous, and the encapsulation in-process, need take off the battery after the last encapsulation, just can carry out next battery encapsulation, work efficiency is slower, and after the encapsulation, takes out comparatively troublesome, consequently, the technical staff in the art provides one kind and is used for lithium cell top to seal capping structure to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a capping and sealing head structure for a lithium battery, which aims to solve the problems in the background technology.

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

a head sealing structure for a lithium battery top seal comprises a base, wherein a controller is connected above the base, a groove is formed in the base, a bearing seat is connected inside the groove, a shaft rod is connected inside the bearing seat, a rotary table is connected on the shaft rod, a plurality of cylinders are connected above the rotary table, a second gear is connected outside the shaft rod, a first gear is connected outside the second gear, a motor is connected to one side of the first gear, the motor is connected with the groove, a sliding block is connected below the rotary table, an annular sliding seat is connected below the sliding block, and the annular sliding seat is connected with the base;

the position that the top of base is close to the carousel is connected with the stand, one side of stand is connected with the supporting seat, the top of supporting seat is connected with a hydraulic pressure section of thick bamboo, the below of a hydraulic pressure section of thick bamboo is connected with the lock joint piece.

As a still further scheme of the utility model: the inside of barrel corresponds and has seted up a set of second recess, and is a set of the internal connection of second recess has electric putter, one side of electric putter is connected with splint, the bottom of barrel is connected with a set of iron plate, and is a set of the internal connection of iron plate has the spring, the top of spring is connected with the electro-magnet, the top of electro-magnet is connected with the backing plate, the below of backing plate is connected with pressure sensor, pressure sensor is connected with the barrel.

As a still further scheme of the utility model: the position of the inner portion of the groove close to the bearing seat is connected with a single chip microcomputer, and the position of the inner portion of the groove close to the single chip microcomputer is connected with a signal receiver.

As a still further scheme of the utility model: the shaft lever is in transmission connection with the first gear through a second gear, and the turntable is in sliding connection with the base through a sliding block and an annular sliding seat.

As a still further scheme of the utility model: the electric push rod is electrically connected with the controller through a circuit.

As a still further scheme of the utility model: the electromagnet is electrically connected with the controller through a circuit.

As a still further scheme of the utility model: the position of the buckling block corresponds to the position of the cylinder body.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the barrel, the carousel, hydraulic pressure section of thick bamboo and lock joint piece, the lithium cell with required encapsulation is put into the barrel perpendicularly in proper order inside, open the motor, it rotates to drive first gear, under the linkage effect of first gear and second gear, it rotates to drive the carousel of axostylus axostyle and top, open hydraulic pressure section of thick bamboo simultaneously, promote the lock joint piece lock joint at battery top position, press down, accomplish the encapsulation, continue rotatory carousel, carry out the encapsulation of next lithium cell, until the whole encapsulation of the lithium cell above the carousel finishes, then carry out the lithium cell encapsulation of next round, the installation is accomplished once, can realize a plurality of lithium cell encapsulation, the battery of having avoided in the past after needing to finish the last encapsulation takes off, just can carry out the condition of next battery encapsulation, the slower problem of work efficiency has been solved.

2. Through spring, iron plate and electro-magnet, after the encapsulation, close the electro-magnet through the controller, make the electro-magnet outage lose magnetic force, under the spring action of spring, pop out the lithium cell of backing plate and top from the barrel is inside, saved the process that the staff extracted the lithium cell from the barrel is inside, solved after the encapsulation, taken out comparatively troublesome problem.

Drawings

FIG. 1 is a schematic structural diagram of a capping head structure for a lithium battery;

FIG. 2 is a cross-sectional view of a base used in a capping head structure of a lithium battery;

fig. 3 is a cross-sectional view of a cylinder used in a capping and sealing head structure of a lithium battery.

In the figure: 1. a column; 2. a supporting seat; 3. a hydraulic cylinder; 4. a buckling block; 5. a barrel; 6. a turntable; 7. a base; 8. a controller; 9. a slider; 10. an annular slide seat; 11. a shaft lever; 12. a groove; 13. a first gear; 14. a motor; 15. a second gear; 16. a bearing seat; 17. a single chip microcomputer; 18. a signal receiver; 19. a splint; 20. a second groove; 21. an electric push rod; 22. a base plate; 23. a spring; 24. a pressure sensor; 25. an iron block; 26. an electromagnet.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the utility model, a capping structure for a lithium battery top seal comprises a base 7, a controller 8 is connected above the base 7, a groove 12 is formed in the base 7, a bearing seat 16 is connected inside the groove 12, a shaft rod 11 is connected inside the bearing seat 16, a turntable 6 is connected on the shaft rod 11, a plurality of cylinders 5 are connected above the turntable 6, a second gear 15 is connected on the outer side of the shaft rod 11, a first gear 13 is connected on the outer side of the second gear 15, a motor 14 is connected on one side of the first gear 13, the motor 14 is connected with the groove 12, a sliding block 9 is connected below the turntable 6, an annular sliding seat 10 is connected below the sliding block 9, and the annular sliding seat 10 is connected with the base 7;

the position that the top of base 7 is close to carousel 6 is connected with stand 1, and one side of stand 1 is connected with supporting seat 2, and the top of supporting seat 2 is connected with hydraulic pressure section of thick bamboo 3, and the below of hydraulic pressure section of thick bamboo 3 is connected with lock joint piece 4.

In fig. 1 and 3: a set of second recess 20 has been seted up in the inside correspondence of barrel 5, the internal connection of a set of second recess 20 has electric putter 21, one side of electric putter 21 is connected with splint 19, the bottom of barrel 5 is connected with a set of iron plate 25, the internal connection of a set of iron plate 25 has spring 23, the top of spring 23 is connected with electro-magnet 26, the top of electro-magnet 26 is connected with backing plate 22, the below of backing plate 22 is connected with pressure sensor 24, pressure sensor 24 is connected with barrel 5, the lithium cell with required encapsulation is put into barrel 5 perpendicularly in proper order inside, open electric putter 21, the splint 19 that drive both sides are fixed the lithium cell.

In fig. 1 and 3: the inside position that is close to bearing frame 16 of recess 12 is connected with singlechip 17, the inside position that is close to singlechip 17 of recess 12 is connected with signal receiver 18, signal receiver 18 model is KR20TE type, the singlechip 17 model is the STM32 type, pressure sensor 24 model is the PCM-300D type, the lithium cell contacts with backing plate 22, under the effect of pressure, trigger pressure sensor 24, pressure sensor 24 is signal transmission to signal receiver 18 who obtains, by signal receiver 18 with signal transmission to singlechip 17 inside operation processing that carries out, reach predetermined trigger pressure value when pressure data, then control motor 14 and hydraulic cylinder 3 carry out work.

In fig. 1 and 2: the shaft lever 11 is in transmission connection with the first gear 13 through the second gear 15, the rotary table 6 is in sliding connection with the base 7 through the sliding block 9 and the annular sliding seat 10, the motor 14 is started to drive the first gear 13 to rotate, the shaft lever 11 and the rotary table 6 above the shaft lever are driven to rotate under the connection effect of the first gear 13 and the second gear 15, the hydraulic cylinder 3 is started simultaneously, the buckling block 4 is pushed to be buckled at the top position of the battery, downward pressing is performed to complete packaging, the rotary table 6 continues to rotate, next lithium battery packaging is performed until all lithium batteries above the rotary table 6 are packaged, and then next lithium battery packaging is performed.

In fig. 3: the electric push rod 21 is electrically connected with the controller 8 through a circuit, and the controller 8 controls the electric push rod 21 to be opened or closed.

In fig. 2: the electromagnet 26 is electrically connected with the controller 8 through a circuit, after the packaging is finished, the electromagnet 26 is turned off through the controller 8, the electromagnet 26 is powered off, the magnetic force is lost, the base plate 22 and the lithium battery above the base plate are popped out from the inside of the barrel 5 under the elastic force action of the spring 23, and the process that a worker pulls out the lithium battery from the inside of the barrel 5 is omitted.

In fig. 1: the position of the buckling block 4 corresponds to that of the barrel 5, so that the adjusting time of the buckling block 4 and the barrel 5 is reduced conveniently, and the packaging efficiency is improved.

The working principle of the utility model is as follows: the lithium batteries to be packaged are sequentially and vertically placed in the cylinder body 5, the electric push rod 21 is started to drive the clamping plates 19 on two sides to fix the lithium batteries, the lithium batteries are in contact with the backing plate 22, the pressure sensor 24 is triggered under the action of pressure, the pressure sensor 24 transmits obtained electric signals to the signal receiver 18, the signal receiver 18 transmits the electric signals to the inside of the single chip microcomputer 17 for operation, when pressure data reach a preset trigger pressure value, the motor 14 and the hydraulic cylinder 3 are controlled to work, the motor 14 is started to drive the first gear 13 to rotate, under the connecting action of the first gear 13 and the second gear 15, the shaft rod 11 and the turntable 6 above the shaft rod are driven to rotate, the hydraulic cylinder 3 is started simultaneously, the buckling block 4 is pushed to be buckled at the top position of the batteries, downward pressing is carried out, packaging is completed, the turntable 6 is continuously rotated to package the next lithium battery, until the lithium batteries above the rotary table 6 are completely packaged, the next round of lithium battery packaging is carried out, after the packaging is finished, the electromagnet 26 is turned off through the controller 8, the electromagnet 26 is powered off and loses magnetic force, the backing plate 22 and the lithium batteries above the backing plate are popped out from the inside of the cylinder 5 under the elastic force action of the spring 23, and the process that workers pull out the lithium batteries from the inside of the cylinder 5 is omitted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A head sealing structure for a lithium battery top seal comprises a base (7) and is characterized in that a controller (8) is connected above the base (7), a groove (12) is formed in the base (7), a bearing seat (16) is connected in the groove (12), a shaft rod (11) is connected in the bearing seat (16), a turntable (6) is connected on the shaft rod (11), a plurality of barrels (5) are connected above the turntable (6), a second gear (15) is connected on the outer side of the shaft rod (11), a first gear (13) is connected on the outer side of the second gear (15), a motor (14) is connected on one side of the first gear (13), the motor (14) is connected with the groove (12), a sliding block (9) is connected below the turntable (6), an annular sliding seat (10) is connected below the sliding block (9), the annular sliding seat (10) is connected with the base (7);

the position that the top of base (7) is close to carousel (6) is connected with stand (1), one side of stand (1) is connected with supporting seat (2), the top of supporting seat (2) is connected with hydraulic pressure section of thick bamboo (3), the below of hydraulic pressure section of thick bamboo (3) is connected with lock joint piece (4).

2. The head sealing structure for the lithium battery top seal according to claim 1, characterized in that a group of second grooves (20) are correspondingly formed in the barrel (5), a group of second grooves (20) are connected with an electric push rod (21), one side of the electric push rod (21) is connected with a clamping plate (19), the bottom of the barrel (5) is connected with a group of iron blocks (25), a group of iron blocks (25) are connected with a spring (23), the upper portion of the spring (23) is connected with an electromagnet (26), the upper portion of the electromagnet (26) is connected with a backing plate (22), the lower portion of the backing plate (22) is connected with a pressure sensor (24), and the pressure sensor (24) is connected with the barrel (5).

3. The capping and sealing head structure for the lithium battery as claimed in claim 1, wherein a single chip microcomputer (17) is connected to the position, close to the bearing seat (16), inside the groove (12), and a signal receiver (18) is connected to the position, close to the single chip microcomputer (17), inside the groove (12).

4. A capping and sealing head structure for lithium batteries according to claim 1, characterized in that the shaft rod (11) is in transmission connection with the first gear (13) through the second gear (15), and the rotary table (6) is in sliding connection with the base (7) through the sliding block (9) and the annular sliding base (10).

5. The capping and sealing head structure for the lithium battery as claimed in claim 2, wherein the electric push rod (21) is electrically connected with the controller (8) through a circuit.

6. The capping and sealing head structure for the lithium battery as claimed in claim 2, wherein the electromagnet (26) is electrically connected with the controller (8) through a circuit.

7. The capping and sealing head structure for the lithium battery as claimed in claim 1, wherein the position of the buckling block (4) corresponds to the position of the cylinder (5).