CN211789159U

CN211789159U - Battery formation restraint device

Info

Publication number: CN211789159U
Application number: CN202020455054.8U
Authority: CN
Inventors: 吕冲; 孙光伟; 刘帅; 杨建辉
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-10-27
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a battery preparation technical field discloses a device is restrained in battery formation, including base and baffle group, wherein: the baffle group including set up side by side a plurality of baffles, the baffle slide set up in the base, and the baffle can be followed a plurality ofly the array direction reciprocating motion of baffle, baffle group is including the interval setting adjacent mated stopper between the baffle, the stopper sets up to can follow a plurality ofly the array direction reciprocating motion of baffle, adjacent two the baffle with be located adjacent two between the baffle mated stopper between the baffle is a plurality of the baffle can be injectd jointly after the direction removal that is close to each other is close to the baffle orientation and is used for restricting the restraint cavity of battery. The battery formation restraining device can restrain the battery to enable the battery not to easily move so as to be aligned with the position of a vacuum suction nozzle in a formation cabinet.

Description

Battery formation restraint device

Technical Field

The utility model relates to a battery preparation technical field specifically relates to a battery formation is restrained device.

Background

The battery expands during the formation process, so that the battery needs to be restrained by the restraining tray to control the thickness of the battery, so as to produce the battery with qualified thickness.

At present, restrict the tray and mainly include a plurality of clamp plates that set up side by side and can remove, will wait to become the battery and put into among the adjacent clamp plate, then exert pressure to the clamp plate for a plurality of clamp plates are close to each other, and from this, the battery that waits to become is restricted between the adjacent clamp plate, and later, will restrict the tray of restricting of battery and put into to become and become in the cabinet. At the same time, the injection hole of each battery needs to be aligned with the position of the corresponding vacuum suction nozzle in the formation cabinet.

However, after the battery is placed in the existing restraint tray, the battery is clamped by the clamping plate, and the battery is easily shifted in the horizontal direction perpendicular to the applied pressure, so that the overall position of the battery is shifted and cannot be aligned with the position of the corresponding vacuum suction nozzle in the formation cabinet, and therefore, the air leakage phenomenon is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that the in-process of restricting the tray and pressing from both sides tight battery that prior art exists makes the battery drunkenness unable and become the vacuum nozzle's in the cabinet position alignment, provides the battery and becomes to restrict the device, thereby this battery becomes to restrict the device and can restrict the battery and make its difficult drunkenness make the vacuum nozzle's in the cabinet position alignment in can with changing into.

In order to achieve the above object, an aspect of the present invention provides a battery formation restraint device, the battery formation restraint device includes a base and a partition plate set, wherein: the baffle group including set up side by side a plurality of baffles, the baffle slide set up in the base, and the baffle can be followed a plurality ofly the array direction reciprocating motion of baffle, baffle group is including the interval setting adjacent mated stopper between the baffle, the stopper sets up to can follow a plurality ofly the array direction reciprocating motion of baffle, adjacent two the baffle with be located adjacent two between the baffle mated stopper between the baffle is a plurality of the baffle can be injectd jointly after the direction removal that is close to each other is close to the baffle orientation and is used for restricting the restraint cavity of battery.

In the above technical solution, after applying pressure to the separator located at the outermost side of the separator group, the plurality of separators can move toward a direction close to each other, so that two adjacent separators and the pair of stoppers located between two adjacent separators can jointly define a restraint chamber for restraining the battery, and thus the battery is located in the corresponding restraint chamber, it can be understood that the battery is in a rectangular parallelepiped shape, four side walls of the battery are respectively defined by two adjacent separators and the pair of stoppers located between two adjacent separators, that is, the restraint chamber has four restraint surfaces capable of contacting with four surfaces of the battery, and the restraint surfaces can apply pressure to the corresponding side walls of the battery to maintain the size of the battery, and simultaneously, gas generated during formation is discharged outside the battery, from this, the difficult play that takes place of battery, the notes liquid hole of battery can align with the corresponding vacuum suction nozzle in the formation cabinet, and the gas leakage phenomenon of formation in-process has significantly reduced.

Preferably, the stopper includes a pair of stopper halves respectively connected to two adjacent partition plates, and the pair of stopper halves can abut against each other after the plurality of partition plates move toward a direction close to each other.

Preferably, the mutually opposite wall surfaces of the adjacent partition plates are provided with grooves into which the corresponding limiting half blocks are clamped.

Preferably, the limiting half block comprises a limiting half block body and a limiting part arranged on the limiting half block body, and the limiting part comprises a connecting part arranged on the wall of the limiting half block body facing the corresponding groove and a blocking part connected to the connecting part;

the recess is including supplying correspondingly the first recess that spacing half body card was gone into, the recess still include with what first recess was linked together can hold the second recess of connecting portion and with what the second recess was linked together can hold the third recess of block portion, the third recess can block the block portion is deviate from, wherein, being located of recess the one end of the roof of baffle is formed into the confession the opening that spacing half got into.

Preferably, the limiting half block body is provided with a weight reduction channel extending along the height direction of the partition plate; and/or

The battery formation restraint device comprises insulating base plates arranged on at least one of the opposite wall surfaces of the adjacent separators.

Preferably, when the insulating base plate is arranged, the battery formation restraint device comprises a limiting mechanism arranged between the insulating base plate and the partition plate, and the limiting mechanism comprises a clamping boss and a clamping groove for the clamping boss to be clamped in; wherein:

the clamping bosses are arranged on the partition plates, and the clamping grooves are arranged on the walls of the insulating base plates, which face the corresponding partition plates; or, the joint boss set up in the orientation of insulating backing plate is corresponding the wall of baffle, the joint recess set up in the baffle.

Preferably, the battery formation restraint device comprises a positioning mechanism, wherein the positioning mechanism comprises a positioning rod and a positioning ring which can be sleeved on the positioning rod;

the top surface of baffle is provided with first depressed part, the lateral wall of first depressed part has first breach, the diapire of first depressed part is provided with the confession the installation through-hole that the locating lever stretched into, the top surface of insulating backing plate is provided with the second depressed part, the second depressed part have with the second breach that first breach is linked together, first depressed part with the common amalgamation of second depressed part forms and holds the chamber that holds of position circle, the position circle is in the locating lever be located behind the installation through-hole can the top tightly in insulating backing plate is so that insulating backing plate is fixed in correspondingly the baffle.

Preferably, a lug is arranged on the side part of the insulating base plate facing the limiting half block body, and a limiting groove for the lug to extend into is arranged on the side wall of the limiting half block body; and/or

An elastic gasket is arranged between the limiting half block body and the first groove.

Preferably, the top surface of the partition board is provided with heat dissipation holes; and/or

The susceptor includes a base plate supporting the partition plates, and a first plate and a second plate disposed at intervals on the base plate, the partition plates being interposed between the first plate and the second plate, wherein: the first plate is provided with a pressurizing screw in a penetrating mode, and the pressurizing screw can apply pressure to the partition plates close to the first plate so as to push the partition plates to be close to each other and abut against the second plate.

Preferably, the battery becomes and restricts the device and includes guiding mechanism, guiding mechanism is including setting up the guide bar between the first board with the second board, the guide bar sets up the outside of baffle, guiding mechanism including set up in the orientation of baffle the deflector of the lateral part of guide bar, be provided with on the deflector and supply the breach that the guide bar passes through, and the deflector is corresponding the baffle drives down can follow the axial slip of guide bar.

Drawings

Fig. 1 is a schematic perspective view of a battery formation restraining device according to a preferred embodiment of the present invention;

fig. 2 is a schematic view of a partial three-dimensional structure of a battery formation restraining device according to a preferred embodiment of the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of a battery formation restraining device according to a preferred embodiment of the present invention, wherein an insulating pad is not shown.

Description of the reference numerals

10-battery formation restraining device; 12-a base; 120-a substrate; 122 — a first plate; 124-a second plate; 13-a positioning mechanism; 130-a positioning rod; 132-a positioning ring; 140-a separator; 142-a stopper; 144-mounting through holes; 146-a first recess; 148-a second recess; 110-a limit half block; 112-a limiting half block body; 113-a limit groove; 114-a connecting portion; 116-a blocking portion; 118-weight loss channels; 150-heat dissipation holes; 16-an insulating pad; 160-lugs; 17-a pressure screw; 190-a guide bar; 192-a guide plate; 194-limit sleeve.

Detailed Description

In the present invention, the use of directional terms such as "upper, lower, left and right" in the absence of a contrary explanation generally means that the directions shown in the drawings and the practical application are understood, and "inner and outer" mean inner and outer of the outline of the component.

The utility model provides a device is restricted in battery formation, as shown in FIG. 1, device 10 is restricted in battery formation includes base 12 and baffle group, wherein: the partition plate set includes a plurality of partition plates 140 arranged in parallel, the partition plates 140 are slidably arranged on the base 12, for example, a sliding mechanism may be arranged between the base 12 and the partition plates 140, the sliding mechanism may include a sliding groove and a sliding block, for example, the sliding groove may be arranged on the base 12, the sliding block which is matched with the sliding groove and can reciprocate along the sliding groove may be arranged on the bottom wall of the partition plate 140, the partition plate 140 can reciprocate along the arrangement direction of the plurality of partition plates 140, that is, the partition plate 140 can reciprocate along the length direction of the partition plate set, the partition plate set includes a pair of limiting blocks 142 arranged at intervals between the adjacent partition plates 140, the limiting blocks 142 are arranged to reciprocate along the arrangement direction of the plurality of partition plates 140, it should be noted that the bottom of the limiting blocks 142 may be provided with a sliding protrusion matched with the sliding groove on the base 12, or the partition plates 140 may be connected to the corresponding partition plates 140 such that the partition plates, two adjacent separators 140 and a pair of stoppers 142 between two adjacent separators 140 can jointly define a restraint chamber for restraining the battery after the separators 140 are moved toward each other. When pressure is applied to the separator 140 located at the outermost side of the separator group, the plurality of separators 140 can move toward each other, so that two adjacent separators 140 and the pair of stoppers 142 located between two adjacent separators 140 can jointly define a restraint chamber for restraining the battery, and thus the battery is positioned in the corresponding restraint chamber, it can be understood that the battery has a rectangular parallelepiped shape, and four side walls of the battery are respectively defined by two adjacent separators 140 and the pair of stoppers 142 located between two adjacent separators 140, that is, the restraint chamber has four restraint surfaces capable of contacting four surfaces of the battery, and the restraint surfaces can apply pressure to the corresponding side walls of the battery to maintain the size of the battery, and simultaneously, gas generated during formation is discharged outside the battery, and thus, the battery is not easy to move, the liquid injection hole of battery can align with the corresponding vacuum suction nozzle in the formation cabinet, and the gas leakage phenomenon in the formation process is greatly reduced.

In addition, the heat dissipation holes 150 may be formed on the top surface of the partition plate 140 so as to facilitate the dissipation of heat during the formation process, thereby improving the formation effect, and the heat dissipation holes 150 may reduce the weight of the entire battery formation restraint device 10. Preferably, a plurality of heat dissipation holes 150 may be formed on the top surface of the partition 140, and the plurality of heat dissipation holes 150 may be uniformly distributed.

As shown in fig. 1, the susceptor 12 may include a base plate 120 supporting the partition plates 140, and a first plate 122 and a second plate 124 disposed at intervals on the base plate 120, the first plate 122 may be vertically disposed on the base plate 120, the second plate 124 may be vertically disposed on the base plate 120, and a plurality of partition plates 140 may be interposed between the first plate 122 and the second plate 124, wherein: the first plate 122 may be provided with a pressing screw 17, the first plate 122 may be provided with a threaded hole for engaging with the pressing screw 17, and the pressing screw 17 can reciprocate along a direction perpendicular to the partition plates 140 by engaging with the threaded hole, so that the pressing screw 17 can apply pressure to the partition plates 140 adjacent to the first plate 122, i.e., the partition plates 140 located at the outermost side of the partition plate group, to push the plurality of partition plates 140 to be adjacent to each other and to abut against the second plate 124, and it can be understood that the second plate 124 abuts against the partition plates 140 adjacent to the second plate 124 of the partition plate group.

In order to make the pressing position of the pressing screw 17 accurate, as shown in fig. 1, a stopper sleeve 194 into which the pressing screw 17 protrudes may be provided on the partition plate 140 adjacent to the first plate 122.

In addition, a guide bar 190 may be disposed between the first plate 122 and the second plate 124, the guide bar 190 may be disposed outside the partition plate 140, a guide plate 192 may be disposed on a side portion of the partition plate 140 facing the guide bar 190, a notch for the guide bar 190 to pass through may be disposed on the guide plate 192, and the guide plate 192 may be capable of sliding along an axial direction of the guide bar 190 by being driven by the corresponding partition plate 140. The partition 140 can be more stably operated by the cooperation between the guide bars 190 and the guide plates 192. Preferably, a pair of guide bars 190 may be provided, the pair of guide bars 190 may be respectively provided at both sides of the partition plate 140, and correspondingly, a pair of guide plates 192 may be provided at both side portions of the partition plate 140.

As shown in fig. 2 and 3, the limiting block 142 may include a pair of limiting half blocks 110 respectively connected to two adjacent partition plates 140, that is, each limiting block 142 may be formed by splicing the pair of limiting half blocks 110, and the pair of limiting half blocks 110 can abut against each other after the partition plates 140 move toward each other, so that the pair of limiting half blocks 110 are spliced to form the corresponding limiting block 142, thereby forming a restraining surface for restraining the corresponding side wall of the battery.

To facilitate the installation of the stopper half 110, grooves into which the respective stopper half 110 is fitted may be provided on the mutually opposing wall surfaces of the adjacent partition plates 140. In this way, replacement of the retainer half 110 is also facilitated. For example, when the size of the battery is changed, the stopper half 110 having a corresponding size may be replaced to fit the size of the new size of the battery. Generally, the size of the battery varies, and the thickness of the battery, i.e., the distance between the batteries in the arrangement direction of the plurality of separators 140, varies, so that the size of the spacing block half 110 in the arrangement direction of the plurality of separators 140 can be adaptively changed. In addition, the spacing half block 110 can be adjusted to adapt to batteries of different models without replacing the partition plate 140 or replacing the whole restraint device, thereby improving the operation efficiency of battery transformation and reducing the operation cost.

The limiting half block 110 may include a limiting half block body 112 and a limiting portion disposed on the limiting half block body 112, the limiting portion may include a connecting portion 114 disposed on the limiting half block body 112 and facing the corresponding wall of the groove, and a blocking portion 116 connected to the connecting portion 114, wherein the connecting portion 114 may be plate-shaped, the blocking portion 116 may also be plate-shaped, the blocking portion 116 may be disposed perpendicular to the connecting portion 114, a dimension of the blocking portion 116 in the width direction of the partition plate group is greater than a dimension of the connecting portion 114 in the width direction of the partition plate group, and the width direction of the partition plate group may be understood as a horizontal direction perpendicular to the length direction of the partition plate group.

In addition, the groove may include a first groove for the corresponding limiting half body 112 to be clamped in, the groove may further include a second groove communicated with the first groove and capable of accommodating the connecting portion 114 and a third groove communicated with the second groove and capable of accommodating the blocking portion 116, the third groove may block the blocking portion 116 from being released, thereby, the limiting half body 110 may be firmly connected to the corresponding partition plate 140, wherein one end of the groove located at the top wall of the partition plate 140 is formed as an opening for the limiting half body 110 to enter, thereby facilitating the installation and detachment of the limiting half body 110, and the limiting half body 110 is inserted into the groove through the corresponding opening.

An elastic gasket can be arranged between the limiting half body 112 and the first groove, the battery can be better clamped by the partition plate 140 through the elastic gasket, preferably, the elastic gasket can be arranged between the groove wall of the first groove facing the limiting half body 112 and provided with the connecting part 114 and the limiting half body 112, and an avoiding channel for avoiding the connecting part 114 can be arranged on the elastic gasket. Wherein, the thickness of the elastic gasket can be 0.05-0.15mm, and preferably, the thickness of the elastic gasket can be 0.1 mm.

In order to reduce the battery formation restraining device 10, the limiting half body 112 may be provided with a weight reduction channel 118 extending in the height direction of the partition plate 140. The number of the weight-reducing passages 118 is not particularly limited, and may be set according to actual conditions and actual requirements.

Further, the insulating spacer 16 may be provided on at least one of the wall surfaces of the adjacent separators 140 facing each other, and the insulating spacer 16 may be a hard alumina member, thereby improving corrosion resistance and preventing corrosion by the seeping electrolyte.

In order to facilitate the installation of the insulating base plate 16, a limiting mechanism can be arranged between the insulating base plate 16 and the partition plate 140, and the limiting mechanism can comprise a clamping boss 180 and a clamping groove for clamping the clamping boss 180; wherein: the clamping bosses 180 can be arranged on the partition plates 140, and the clamping grooves can be arranged on the walls of the insulating base plates 16 facing the corresponding partition plates 140; alternatively, the latch bosses 180 may be provided on the walls of the insulating mats 16 facing the corresponding partitions 140, and the latch grooves may be provided on the partitions 140.

In addition, a positioning mechanism 13 for fixing the insulating pad 16 to the corresponding partition plate 140 may be provided, and the positioning mechanism 13 may include a positioning rod 130 and a positioning ring 132 capable of being sleeved on the positioning rod 130; the top surface of the partition plate 140 can be provided with a first recess 146, the side wall of the first recess 146 has a first notch, the bottom wall of the first recess 146 can be provided with an installation through hole 144 into which the positioning rod 130 extends, in addition, the top surface of the insulating pad 16 can be provided with a second recess 148, the second recess 148 has a second notch communicated with the first notch, the first recess 146 and the second recess 148 can be jointly spliced to form an accommodation chamber for accommodating the positioning ring 132, and the positioning ring 132 can be tightly pressed against the insulating pad 16 after the positioning rod 130 is positioned in the installation through hole 144 so that the insulating pad 16 is fixed on the corresponding partition plate 140.

In order to limit the position of the insulating mat 16, a lug 160 may be provided on the side of the insulating mat 16 facing the limiting half body 112, and, as shown in fig. 3, a limiting groove 113 into which the lug 160 protrudes may be provided on the side wall of the limiting half body 112.

Additionally, to simplify the device, multiple sets of such separator plates may be disposed side-by-side between the first plate 122 and the second plate 124.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A battery formation restraint device, wherein the battery formation restraint device (10) comprises a base (12) and a separator set, wherein: the battery restraint device is characterized in that the partition plate group comprises a plurality of partition plates (140) which are arranged in parallel, the partition plates (140) are arranged on the base (12) in a sliding mode, the partition plates (140) can move back and forth along the arrangement direction of the partition plates (140), the partition plate group comprises paired limit blocks (142) which are arranged between the adjacent partition plates (140) at intervals, the limit blocks (142) are arranged to move back and forth along the arrangement direction of the partition plates (140), and the adjacent two partition plates (140) and the paired limit blocks (142) between the adjacent two partition plates (140) can jointly limit a restraint chamber for restraining a battery after the partition plates (140) move towards the direction close to each other.

2. The battery-chemical restraint device according to claim 1, wherein the stopper (142) comprises a pair of stopper halves (110) connected to two adjacent separators (140), respectively, and the pair of stopper halves (110) can abut against each other after the separators (140) are moved toward each other.

3. The battery chemical containment device of claim 2, wherein the adjacent partitions (140) have grooves on their opposite walls for the corresponding retaining half-blocks (110) to engage.

4. The battery chemical confinement device of claim 3, wherein the position-limiting half block (110) comprises a position-limiting half block body (112) and a position-limiting part arranged on the position-limiting half block body (112), and the position-limiting part comprises a connecting part (114) arranged on the wall of the position-limiting half block body (112) facing the corresponding groove and a blocking part (116) connected to the connecting part (114);

the recess including supply corresponding first recess that spacing half body (112) are gone into, the recess still include with first recess be linked together can hold the second recess of connecting portion (114) and with the third recess that can hold that the second recess is linked together stop portion (116), the third recess can stop portion (116) deviate from, wherein, the recess be located the one end of the roof of baffle (140) forms into the opening that supplies spacing half body (110) get into.

5. The battery chemical containment device of claim 4, wherein the limiting half block body (112) is provided with a weight reduction channel (118) extending along the height direction of the partition (140); and/or

The battery formation restraining device (10) includes an insulating pad (16) provided on at least one of the wall surfaces of the adjacent separators (140) facing each other.

6. The battery formation restraint device according to claim 5, wherein when the insulating backing plate (16) is provided, the battery formation restraint device (10) comprises a limiting mechanism arranged between the insulating backing plate (16) and the partition plate (140), and the limiting mechanism comprises a clamping boss (180) and a clamping groove for clamping the clamping boss (180); wherein:

the clamping bosses (180) are arranged on the partition plates (140), and the clamping grooves are formed in the walls, facing the corresponding partition plates (140), of the insulating base plate (16); or the clamping boss (180) is arranged on the wall of the partition plate (140) corresponding to the direction of the insulating base plate (16), and the clamping groove is formed in the partition plate (140).

7. The battery formation restraint device of claim 6, wherein the battery formation restraint device (10) comprises a positioning mechanism (13), the positioning mechanism (13) comprises a positioning rod (130) and a positioning ring (132) capable of being sleeved on the positioning rod (130);

the top surface of baffle (140) is provided with first depressed part (146), the lateral wall of first depressed part (146) has first breach, the diapire of first depressed part (146) is provided with the confession installation through-hole (144) that locating lever (130) stretched into, the top surface of insulating backing plate (16) is provided with second depressed part (148), second depressed part (148) have with the second breach that first breach is linked together, first depressed part (146) with second depressed part (148) amalgamate jointly and form and hold the holding chamber of position circle (132), position circle (132) are in locating lever (130) can push up tightly behind installation through-hole (144) insulating backing plate (16) so that insulating backing plate (16) are fixed in corresponding baffle (140).

8. The battery chemical confinement device of claim 7, wherein the side of the insulating pad (16) facing the position-limiting half body (112) is provided with a lug (160), and the side wall of the position-limiting half body (112) is provided with a position-limiting groove (113) for the lug (160) to extend into; and/or

An elastic gasket is arranged between the limiting half block body (112) and the first groove.

9. The device of any one of claims 1-8, wherein the top surface of the separator (140) is provided with heat dissipation holes (150); and/or

The susceptor (12) includes a base plate (120) supporting the partition plates (140), and first and second plates (122, 124) disposed at intervals on the base plate (120), the partition plates (140) being interposed between the first and second plates (122, 124), wherein: a pressurizing screw (17) is arranged on the first plate (122) in a penetrating mode, and the pressurizing screw (17) can apply pressure to the partition plates (140) close to the first plate (122) to push the partition plates (140) to be close to each other and abut against the second plate (124).

10. The battery restraint device according to claim 9, wherein the battery restraint device (10) comprises a guiding mechanism, the guiding mechanism comprises a guiding rod (190) disposed between the first plate (122) and the second plate (124), the guiding rod (190) is disposed outside the partition plate (140), the guiding mechanism comprises a guiding plate (192) disposed on a side portion of the partition plate (140) facing the guiding rod (190), a notch for the guiding rod (190) to pass through is disposed on the guiding plate (192), and the guiding plate (192) can slide along an axial direction of the guiding rod (190) under the driving of the corresponding partition plate (140).