CN220115035U

CN220115035U - Battery restraint tray

Info

Publication number: CN220115035U
Application number: CN202321536164.7U
Authority: CN
Inventors: 王喜雷; 张攀科; 胡高建; 杨娜伟
Original assignee: Trina Energy Storage Solutions Jiangsu Co Ltd
Current assignee: Trina Energy Storage Solutions Jiangsu Co Ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-01
Anticipated expiration: 2033-06-14

Abstract

The utility model provides a battery restraint tray, and belongs to the technical field of batteries. It includes the base and sets up the restraint mechanism on the base, restraint mechanism including setting up a plurality of baffles on the base, the baffle pass through limit structure and link to each other with the base, be formed with the restraint space between arbitrary adjacent two baffles, the baffle on be equipped with a plurality of vertical wind-guiding structures and the horizontal wind-guiding structure that run through the setting respectively, horizontal wind-guiding structure and vertical wind-guiding structure intercommunication, the base bottom be equipped with heat radiation structure. The partition board is hollowed out, so that flowing air can directly contact the battery to timely take away the emitted heat; the bottom plate heat dissipation holes are matched with the vertical air guide holes to form air convection, the whole tray is open, and the heat dissipation effect is remarkably improved; the end part of the tray is provided with a hard limit to prevent the battery from being excessively extruded by the restraint to cause irreversible deformation of the battery shell and the occurrence of lithium and black spot phenomena of the battery core caused by overvoltage of the pole piece.

Description

Battery restraint tray

Technical Field

The utility model belongs to the technical field of batteries, and relates to a battery restraint tray.

Background

With the rapid development of new energy industry technology, batteries, particularly lithium batteries, are widely used in various fields because of their good electrical properties. In order to reduce the influence of the formation of the aluminum shell battery and the gas production in the capacity-dividing process on the appearance thickness of the battery and the interface of the battery core, more and more manufacturers begin to adopt the scheme of restraining the tray to solve the problem. The traditional restraint tray adopts the base and sets up restraint mechanism on the base, is provided with front end plate and rear end plate on the base, but the restraint space of formation is for the battery is airtight space after the tight completion of restraint, and is poor to battery radiating effect, and the battery samming in the storehouse position can't guarantee in the scope of requiring, influences the uniformity of battery capacity, and adopts the stopper cost higher between each plywood of tray. At present, the number of fans inside the formation and capacity-division storage positions is increased to strengthen the heat dissipation effect on the tray, but the cost is higher, the economic benefit is poor, and the heat dissipation effect is not obvious.

For example, chinese patent discloses a battery restraint tray [ application number: 202210270117.6] comprises a base and a restraint mechanism arranged on the base. The restraint mechanism comprises a guide rail and a plurality of clapboards, the guide rail is arranged on the base, the clapboards are movably connected with the guide rail, the clapboards are sequentially arranged along the guide direction of the guide rail, restraint spaces are formed between any two adjacent clapboards, a plurality of distance blocks surrounding the clapboards are arranged on the clapboards, and when a battery is restrained, the distance blocks of any two adjacent clapboards are mutually abutted.

The longitudinal radiating holes are formed in the middle of the restraint tray laminate in the scheme, so that air can flow relatively to improve the radiating effect, but the whole tray is a relatively closed environment, the radiating effect is limited, the flowing air cannot contact the surface of the battery to take away heat, most of heat is accumulated in the tray, and the battery in the charging and discharging processes cannot be effectively radiated.

Disclosure of Invention

The present utility model is directed to solving the above-mentioned problems and providing a battery restraint tray.

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

the utility model provides a battery restraint tray, includes the base and sets up the restraint mechanism on the base, restraint mechanism including setting up a plurality of baffles on the base, the baffle pass through limit structure and link to each other with the base, be formed with between arbitrary adjacent two baffles and restraint the space, the baffle on be equipped with a plurality of vertical wind-guiding structure and the horizontal wind-guiding structure that run through the setting respectively, horizontal wind-guiding structure and vertical wind-guiding structure intercommunication, the base bottom be equipped with heat radiation structure.

The vertical wind-guiding structure and the horizontal wind-guiding structure on the baffle are connected to form a hollowed-out design, and the air flowing in the device can be directly contacted with the battery, so that the heat emitted by the battery can be taken away in time, and the heat-dissipating structure at the bottom of the base can be in air convection with the corresponding baffle, so that the heat dissipation of the battery is further enhanced.

In the battery restraint tray, the vertical air guide structure comprises a plurality of vertical air guide holes which are formed in the partition plate, are longitudinally distributed and vertically penetrate through the partition plate, and the vertical air guide holes are communicated with the transverse air guide structure.

A plurality of vertical wind guide holes on the partition plate are communicated with the transverse wind guide structure to form a hollowed-out design, and flowing air can be directly contacted with the battery to timely take away the emitted heat, so that the heat dissipation effect is remarkable.

In the battery restraint tray, the transverse air guide structure comprises a plurality of transverse air guide holes which are distributed transversely and transversely penetrate through the partition plate, and the transverse air guide holes are communicated with the vertical air guide holes and are arranged in one-to-one correspondence.

The plurality of transverse air guide holes are communicated with the vertical air guide holes in a one-to-one correspondence mode to form a hollowed-out design, flowing air can be directly contacted with the battery to timely take away the emitted heat, and the heat dissipation effect is remarkable.

In the above battery restraint tray, the heat dissipation structure includes a plurality of bottom plate heat dissipation holes arranged on the bottom plate of the base, and the bottom plate heat dissipation holes are arranged corresponding to the vertical air guide holes.

The plurality of bottom plate heat dissipation holes on the bottom plate and the vertical air guide holes are correspondingly arranged and can form air convection with the partition plate to enhance the heat dissipation effect of the battery.

In the battery restraint tray, the bottom plate is further provided with a transversely arranged reinforcing rod, and two sides of the bottom plate are respectively provided with anti-reverse pin holes.

The reinforcing rod can play a role in reinforcing support and guiding, and anti-reverse pin holes on two sides of the bottom plate are used for accurately positioning and alarming after reverse placement, so that the reverse placement of the tray during warehouse-in test is prevented from causing alarming.

In the battery restraint tray, the two sides of the partition plate are provided with the distance limiting blocks, the distance limiting blocks are sleeved on the guide rods, two adjacent distance limiting blocks on the same guide rod are propped against each other, a follow-up baffle is arranged between one end of each of the plurality of distance limiting blocks and one end of the base, and the guide rods penetrate through the follow-up baffle and are connected with the base through two restraint screw heads respectively positioned on the two sides.

The spacing stopper plays the effect of supporting the baffle, bears the pressure applied to the baffle, plays the stable interval between the protection baffle can maintain the baffle, and the mutual drawing of baffle is realized through hold-down mechanism promotion follow-up baffle, and restraint screw head is used for exerting pressure in order to ensure that can not appear not hard up between the baffle to follow-up baffle.

In the above battery restraint tray, a restraint travel limiting assembly is further disposed between the following baffle and one end of the base.

The limiting component of the restraint stroke can prevent the phenomena of lithium precipitation and black spots of the pole piece caused by excessive restraint between the partition boards, and can effectively reduce the design cost of limiting and positioning of the partition boards.

In the above battery restraint tray, the restraint travel limiting assembly comprises at least one travel limiting rod arranged between the follow-up baffle and one end of the base, the travel limiting rod penetrates through one end of the base and is provided with a limiting stop head at the outer end, and the inner end of the travel limiting rod is arranged on the follow-up baffle.

In the pushing process of the follow-up baffle, the limit stop head at the outer end of the base is blocked by the base, so that the effect of preventing transition restraint is achieved.

In the battery restraint tray, one end of the base is provided with the front baffle, the other end of the base is provided with the rear baffle, the outer end of the restraint screw head and the outer end of the travel limit rod are arranged on the front baffle, and the front baffle, the rear baffle and the follow-up baffle are provided with the probe module positioning grooves respectively positioned on two sides of the top.

The probe module positioning grooves respectively positioned on the two sides of the tops of the front baffle, the rear baffle and the follow-up baffle are in a straight line with the positive electrode column and the negative electrode column of the battery, and are used for positioning the probe module, and the probe module positioning offset can not be pressed on the battery cell cover plate or the explosion-proof valve, so that hardware is foolproof, and the probe module positioning groove is used for positioning the probe module.

In the battery restraint tray, the follow-up baffle, the front baffle and the rear baffle are all provided with a plurality of transverse heat dissipation holes.

The follow-up baffle, the front baffle and the rear baffle are all provided with a plurality of transverse heat dissipation holes which can play a role in enhancing heat dissipation of the battery, and the hollow design of the partition plate and the heat dissipation holes of the bottom plate are matched to enable the tray to integrally form an open space, so that heat dissipation efficiency is improved.

Compared with the prior art, the utility model has the advantages that: 1. the partition board is hollowed out, flowing air can directly contact with the battery to timely take away the emitted heat, and the heat dissipation effect is remarkable. 2. The bottom plate heat dissipation holes are matched with the vertical air guide holes to form air convection, and the heat dissipation effect is obviously enhanced. 3. The end part of the tray is provided with a hard limit to prevent the battery from being excessively extruded by the restraint to cause irreversible deformation of the battery shell and the occurrence of lithium and black spot phenomena of the battery core caused by overvoltage of the pole piece. 4. The whole tray is open, and the radiating effect is obviously improved.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is a schematic view of a structure of a separator;

FIG. 3 is a schematic structural view of a base plate;

FIG. 4 is a schematic structural view of a front baffle;

FIG. 5 is a schematic view of a restraining distance limiting assembly;

FIG. 6 is a schematic structural view of a follower baffle;

FIG. 7 is a schematic view of the travel stop lever;

fig. 8 is a schematic structural view of the tailgate.

In the figure, a base 1, a restraint mechanism 2, a partition plate 3, a restraint space 4, a vertical air guide structure 5, a horizontal air guide structure 6, a heat dissipation structure 7, a vertical air guide hole 8, a horizontal air guide hole 9, a bottom plate 10, a bottom plate heat dissipation hole 11, a reinforcing rod 12, an anti-releasing pin hole 13, a distance limiting block 14, a guide rod 15, a follow-up baffle 16, a restraint screw head 17, a restraint stroke limiting assembly 18, a stroke limiting rod 19, a limiting baffle head 20, a front baffle 21, a rear baffle 22, a probe module positioning groove 23 and a horizontal heat dissipation hole 24.

Detailed Description

As shown in fig. 1-3, a battery restraint tray comprises a base 1 and a restraint mechanism 2 arranged on the base 1, wherein the restraint mechanism 2 comprises a plurality of partition boards 3 arranged on the base 1, the partition boards 3 are connected with the base 1 through limiting structures, restraint spaces 4 are formed between any two adjacent partition boards 3, a plurality of vertical air guide structures 5 and transverse air guide structures 6 which are respectively and penetratingly arranged are arranged on the partition boards 3, the transverse air guide structures 6 are communicated with the vertical air guide structures 5, and a heat dissipation structure 7 is arranged at the bottom of the base 1.

In the utility model, the battery is placed in the restraint space 4, the vertical air guide structure 5 and the horizontal air guide structure 6 on the partition plate 3 are connected to form a hollowed design, and flowing air generated by the heat dissipation fan in the equipment can directly contact the battery so as to timely take away heat emitted by the battery, and the heat dissipation structure 7 at the bottom of the base 1 can form air convection corresponding to the partition plate 3, so that heat dissipation of the battery is further enhanced.

As a specific embodiment, referring to fig. 2 and 8, the vertical air guiding structure 5 includes a plurality of vertical air guiding holes 8 that are formed on the partition plate 3 and longitudinally distributed and vertically penetrate through the partition plate 3, and the vertical air guiding holes 8 are communicated with the horizontal air guiding structure 6.

The vertical air guide holes 8 on the partition plate 3 are communicated with the transverse air guide structure 6 to form a hollowed-out design, and flowing air can be directly contacted with the battery to timely take away the emitted heat, so that the heat dissipation effect is remarkable.

As a specific embodiment, referring to fig. 2 and 8, the transverse air guiding structure 6 includes a plurality of transverse air guiding holes 9 that are distributed along a transverse direction and transversely penetrate through the partition board 3, and the transverse air guiding holes 9 are communicated with the vertical air guiding holes 8 and are arranged in a one-to-one correspondence manner.

The plurality of transverse air guide holes 9 are communicated with the vertical air guide holes 8 in a one-to-one correspondence mode to form a hollowed-out design, and flowing air can be directly contacted with the battery to timely take away the emitted heat, so that the heat dissipation effect is remarkable.

As a specific embodiment, as shown in fig. 3, the heat dissipation structure 7 includes a plurality of bottom plate heat dissipation holes 11 disposed on the bottom plate 10 of the base 1, and the bottom plate heat dissipation holes 11 are disposed corresponding to the vertical air guiding holes 8.

The plurality of bottom plate heat dissipation holes 11 on the bottom plate 10 are arranged corresponding to the vertical air guide holes 8, and can form air convection with the laminate to enhance the heat dissipation effect of the battery.

As a specific embodiment, referring to fig. 3, 5 and 8, the base plate 10 is further provided with a reinforcing rod 12 disposed transversely, and two sides of the base plate 10 are respectively provided with anti-reverse pin holes 13.

The reinforcing rod 12 can play a role in reinforcing support and guide, and the anti-reverse pin holes 13 on two sides of the bottom plate 10 are used for accurately positioning and alarming after reverse, so that the alarm caused by reverse of the tray during warehouse-in test is prevented.

As a specific implementation manner, as shown in fig. 1, 2, 5, 6 and 8, distance limiting blocks 14 are arranged on two sides of the partition board 3, the distance limiting blocks 14 are sleeved on a guide rod 15, two adjacent distance limiting blocks 14 on the same guide rod 15 are abutted against each other, a follow-up baffle 16 is arranged between one end of each of the plurality of distance limiting blocks 14 and one end of the base 1, and the guide rod 15 penetrates through the follow-up baffle 16 and is connected with the base 1 through two restraint screw heads 17 respectively positioned on two sides.

The spacing stopper 14 plays the effect of supporting the partition plate 3, bears the pressure applied to the partition plate, plays the role of protecting the partition plate 3 and can maintain the stable interval between the partition plates 3, the partition plates 3 are mutually closed, the follow-up baffle 16 is pushed by the pressing mechanism to realize, and the restraint screw head 17 and a battery restraint tray [ application number: 202210270117.6] are the same.

As a specific embodiment, as shown in fig. 1, 5 and 7, a restraint stroke limiting assembly 18 is further disposed between the follower baffle 16 and one end of the base 1, the restraint stroke limiting assembly 18 includes at least one stroke limiting rod 19 disposed between the follower baffle 16 and one end of the base 1, the stroke limiting rod 19 penetrates through one end of the base 1 and is provided with a limiting stop 20 at an outer end, and an inner end is disposed on the follower baffle 16.

The restraint travel limiting assembly 18 can prevent the phenomena of pole piece lithium precipitation and black spot generation caused by excessive restraint between the partition boards 3, and can effectively reduce the design cost of limiting and positioning of the partition boards 3. The travel limit rod 19 is connected with the follow-up baffle 16 through a screw connection. In the pushing process of the follow-up baffle 16, the limit stop head 20 at the outer end of the base 1 is blocked by the base 1, so that the effect of preventing transition restraint is achieved.

As a preferred embodiment, as shown in fig. 1, 4, 5, 6 and 8, a front baffle 21 is provided at one end of the base 1, a rear baffle 22 is provided at the other end, the outer ends of the restraint screw heads 17 and the outer ends of the travel limit rods 19 are provided on the front baffle 21, and the front baffle 21, the rear baffle 22 and the rear baffle 16 are provided with probe module positioning grooves 23 respectively located at two sides of the top.

The probe module positioning grooves 23 respectively positioned on the two sides of the tops of the front baffle 21, the rear baffle 22 and the follow-up baffle 16 are in a straight line with the positive and negative poles of the battery and are used for positioning the probe module, and the probe module positioning offset cannot be pressed on the battery cell cover plate or the explosion-proof valve, so that hardware is foolproof and used for positioning the probe module.

As a specific embodiment, as shown in fig. 1, 4, 5, 6 and 8, the follower baffle 16, the front baffle 21 and the rear baffle 22 are each provided with a plurality of lateral heat dissipating holes 24.

The follow-up baffle 16, the front baffle 21 and the rear baffle 22 are all provided with a plurality of transverse heat dissipation holes 24 which can play a role in enhancing heat dissipation of the battery, and the hollow design of the partition plate 3 and the bottom plate heat dissipation holes 11 of the bottom plate 10 are matched to enable the whole tray to form an open space, so that heat dissipation efficiency is improved.

The working principle of the utility model is as follows: the battery is placed in the restraint space 4, the vertical air guide structure 5 and the horizontal air guide structure 6 on the partition plate 3 are connected to form a hollowed-out design, and flowing air generated by the heat dissipation fan in the equipment can directly contact with the battery so as to timely take away heat emitted by the battery, and the heat dissipation structure 7 at the bottom of the base 1 can correspond to the partition plate 3 to form air convection, so that heat dissipation of the battery is further enhanced;

the plurality of vertical air guide holes 8 on the partition plate 3 are communicated with the transverse air guide structure 6 to form a hollowed-out design, and flowing air can be directly contacted with a battery to timely take away the heat dissipation, so that the heat dissipation effect is obvious;

the plurality of transverse air guide holes 9 are communicated with the vertical air guide holes 8 and form a hollowed-out design in a one-to-one correspondence manner, and flowing air can be directly contacted with a battery to timely take away the heat dissipation, so that the heat dissipation effect is obvious;

the plurality of bottom plate heat dissipation holes 11 on the bottom plate 10 are arranged corresponding to the vertical air guide holes 8, and can form air convection with the laminate to enhance the heat dissipation effect of the battery;

the reinforcing rod 12 can play a role in reinforcing and supporting and guiding, and the anti-reverse-placement pin holes 13 on the two sides of the bottom plate 10 are used for accurately positioning and alarming after reverse placement, so that the alarm caused by reverse placement of the tray in warehouse-in test is prevented;

the spacing limiting block 14 plays a role in supporting the partition plates 3, bears the pressure applied to the partition plates, protects the partition plates 3, can maintain stable intervals between the partition plates 3, the partition plates 3 are mutually close, the follow-up baffle 16 is pushed by the pressing mechanism to realize, and the restraint screw head 17 is used for applying pressure to the follow-up baffle 16 so as to ensure that looseness between the partition plates 3 cannot occur;

the restraint travel limiting assembly 18 can prevent the phenomena of lithium precipitation and black spots of the pole piece caused by excessive restraint between the partition boards 3, and can effectively reduce the design cost of limiting and positioning of the partition boards 3; the travel limit rod 19 is connected with the follow-up baffle 16 through a screw connection; in the pushing process of the follow-up baffle 16, the limit stop head 20 at the outer end of the base 1 is blocked by the base 1 so as to play a role in preventing transition restraint;

the probe module positioning grooves 23 respectively positioned on the two sides of the tops of the front baffle 21, the rear baffle 22 and the follow-up baffle 16 are in the same straight line with the positive and negative poles of the battery for positioning the probe module, and the probe module positioning offset cannot be pressed on the battery cell cover plate or the explosion-proof valve, so that hardware is foolproof and used for positioning the probe module;

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the base 1, the restraining mechanism 2, the partition 3, the restraining space 4, the vertical air guiding structure 5, the horizontal air guiding structure 6, the heat dissipating structure 7, the vertical air guiding hole 8, the horizontal air guiding hole 9, the bottom plate 10, the bottom plate heat dissipating hole 11, the reinforcing rod 12, the anti-setting back pin hole 13, the distance limiting block 14, the guide rod 15, the follower baffle 16, the restraining screw head 17, the restraining stroke limiting assembly 18, the stroke limiting rod 19, the limiting stopper 20, the front baffle 21, the rear baffle 22, the probe module positioning groove 23, the horizontal heat dissipating hole 24, etc. are used herein for convenience only; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The utility model provides a battery restraint tray, includes base (1) and sets up restraint mechanism (2) on base (1), restraint mechanism (2) including setting up a plurality of baffles (3) on base (1), baffle (3) link to each other with base (1) through limit structure, be formed with between arbitrary adjacent two baffles (3) and restraint space (4), a serial communication port, baffle (3) on be equipped with a plurality of vertical wind-guiding structure (5) and horizontal wind-guiding structure (6) that run through the setting respectively, horizontal wind-guiding structure (6) communicate with vertical wind-guiding structure (5), base (1) bottom be equipped with heat radiation structure (7).

2. The battery restraint tray according to claim 1, wherein the vertical air guiding structure (5) comprises a plurality of vertical air guiding holes (8) which are formed in the partition plate (3) and longitudinally distributed and vertically penetrate through the partition plate (3), and the vertical air guiding holes (8) are communicated with the transverse air guiding structure (6).

3. The battery restraint tray according to claim 2, wherein the transverse air guiding structure (6) comprises a plurality of transverse air guiding holes (9) which are distributed along the transverse direction and transversely penetrate through the partition board (3), and the transverse air guiding holes (9) are communicated with the vertical air guiding holes (8) and are arranged in a one-to-one correspondence manner.

4. The battery restraint tray according to claim 3, wherein the heat dissipation structure (7) comprises a plurality of bottom plate heat dissipation holes (11) arranged on the bottom plate (10) of the base (1), and the bottom plate heat dissipation holes (11) are arranged corresponding to the vertical air guide holes (8).

5. The battery restraint tray according to claim 4, wherein the bottom plate (10) is further provided with a transversely arranged reinforcing rod (12), and two sides of the bottom plate (10) are respectively provided with anti-reverse pin holes (13).

6. The battery restraint tray according to any one of claims 1 to 5, wherein distance limiting blocks (14) are arranged on two sides of the partition board (3), the distance limiting blocks (14) are sleeved on the guide rods (15), two adjacent distance limiting blocks (14) on the same guide rod (15) are abutted against each other, a follow-up baffle (16) is arranged between one end of each distance limiting block (14) and one end of the base (1), and the guide rods (15) penetrate through the follow-up baffle (16) and are connected with the base (1) through two restraint screw heads (17) which are respectively arranged on two sides.

7. The battery restraint tray according to claim 6, wherein a restraint travel limiting assembly (18) is further disposed between the follower baffle (16) and one end of the base (1).

8. The battery restraint tray according to claim 7, wherein the restraint travel limiting assembly (18) comprises at least one travel limiting rod (19) arranged between the follow-up baffle (16) and one end of the base (1), the travel limiting rod (19) penetrates through one end of the base (1) and is provided with a limiting stop head (20) at the outer end, and the inner end is arranged on the follow-up baffle (16).

9. The battery restraint tray according to claim 8, wherein one end of the base (1) is provided with a front baffle (21), the other end of the base is provided with a rear baffle (22), the outer ends of the restraint screw heads (17) and the outer ends of the travel limit rods (19) are arranged on the front baffle (21), and the front baffle (21), the rear baffle (22) and the follow-up baffle (16) are respectively provided with probe module positioning grooves (23) positioned on two sides of the top.

10. The battery restraint tray of claim 9, wherein the following baffle (16), the front baffle (21) and the rear baffle (22) are provided with a plurality of transverse heat dissipation holes (24).