CN220753567U

CN220753567U - AGV battery structure convenient to heat dissipation

Info

Publication number: CN220753567U
Application number: CN202322475685.2U
Authority: CN
Inventors: 刘劲飞; 何明泽; 刘航
Original assignee: Shenzhen Jialimei Intelligent Technology Co ltd
Current assignee: Shenzhen Jialimei Intelligent Technology Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-04-09
Anticipated expiration: 2033-09-12

Abstract

The utility model discloses an AGV battery structure convenient for heat dissipation in the field of AGV power battery performance, which comprises a battery cell group, wherein a heat dissipation mechanism and a heat conduction mechanism are arranged on the outer side of the battery cell group; aluminum has excellent heat conduction performance, and the heat-dissipating aluminum plate more effectively conducts heat to the outside than stainless steel, thereby improving heat-dissipating efficiency; the first and second copper plates provide additional surface area for contacting and releasing heat, thereby effectively dispersing heat inside the battery to a wider area, and copper has excellent heat conductive properties, thus being able to more effectively conduct heat to the outside, which helps to maintain the balance of the temperature of the battery, and reduces the risk of overheating.

Description

AGV battery structure convenient to heat dissipation

Technical Field

The utility model relates to the field of AGV power battery performance, in particular to an AGV battery structure convenient for heat dissipation.

Background

AGV battery is used for providing power to drive the motion and operation of AGV, and AGV is an unmanned vehicle that is used for automating logistics and transport tasks, and is commonly used in the environment such as mill, warehouse, logistics center for transport article, part or goods, and AGV battery adopts lithium ion battery technique generally, because it has advantages such as high energy density, long-life and lightweight, this makes AGV can last the operation in duty cycle to can charge fast, in order to minimize down time, these batteries are usually embedded in the bottom of AGV or other design suitable position, in order to ensure stability and the security of vehicle.

Patent document with application number of CN201520476428.3 discloses an AGV battery box fixing structure, wherein, the AGV battery box fixing structure comprises a battery box and a battery box installation cavity on the AGV, one side of the battery box installation cavity is opened, and the battery box is detachably installed in the battery box installation cavity; the battery box is provided with an elastic guide structure, the elastic guide structure comprises rolling bodies and an elastic structure, the rolling bodies and the elastic structure are symmetrically arranged, and the elastic structure enables the rolling bodies to protrude out of two sides of the battery box; when the battery box is arranged in the battery box mounting cavity, the rolling bodies are in rolling fit with the side part of the battery box mounting cavity, and the rolling bodies elastically prop against the side part of the battery box mounting cavity under the action of the elastic structure; the battery box mounting cavity is provided with a locking structure for preventing the battery box from being separated to the opening side; but common AGV power battery in the present market, sheet metal material is stainless steel generally, and AGV power battery is dustproof inside and is airtight space generally and electric core between the arrangement mode closely arrange, so can only cool down through natural radiating mode, and stainless steel heat dispersion is not good, and AGV power battery internal temperature can increase continuously along with AGV power battery operating time increases. Under the continuous high-temperature environment, the battery is often powered off due to the fact that a protection mechanism appears due to overhigh temperature, inconvenience is brought to the work and life of a user, and the service life of the battery core is seriously attenuated due to high temperature.

Disclosure of Invention

The utility model aims to provide an AGV battery structure convenient for heat dissipation so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a AGV battery structure convenient to heat dissipation, includes electric core group, electric core group's outside is provided with heat dissipation mechanism and heat conduction mechanism, heat dissipation mechanism includes first heat dissipation aluminum plate, first heat dissipation groove, second heat dissipation aluminum plate, second heat dissipation groove, first aluminium case board, first heat conduction copper sheet and intercommunication pole, every two all be provided with first heat dissipation aluminum plate and second heat dissipation aluminum plate between the electric core group, first heat dissipation aluminum plate and second heat dissipation aluminum plate all laminate electric core group, first heat dissipation groove has been seted up on the outer wall of first heat dissipation aluminum plate, the second heat dissipation groove has been seted up on the outer wall of second heat dissipation aluminum plate, electric core group's upper end fixed mounting has first aluminium case board.

Optionally, a first heat conducting copper sheet is fixedly installed on the first aluminum box plate, and the first heat conducting copper sheet is downward connected with upper end areas of the first heat radiating aluminum plate and the second heat radiating aluminum plate.

Optionally, a plurality of the first heat conduction copper sheets are fixedly connected through a communication rod, a plurality of groups of the battery cell groups are uniformly distributed from front to back, and a plurality of groups of the first heat conduction copper sheets are uniformly distributed on the first aluminum box plate from front to back.

Optionally, the heat dissipation mechanism further comprises a second aluminum box plate, a second heat conduction copper sheet and a supporting seat, wherein the second aluminum box plate is fixedly arranged at the lower end of the battery cell group, and the supporting seat is fixedly arranged at the lower end of the second aluminum box plate.

Optionally, the second aluminum box plate is fixedly provided with a second heat conduction copper sheet, a plurality of groups of the second heat conduction copper sheets are uniformly distributed on the second aluminum box plate from front to back, and the second heat conduction copper sheets are connected with the lower end areas of the first heat dissipation aluminum plate and the second heat dissipation aluminum plate.

Optionally, the heat conduction mechanism includes third aluminium boxboard, first copper, welding groove, fourth aluminium boxboard and second copper, all seted up welding groove on first copper and the second copper.

Optionally, a third aluminum box plate is fixedly arranged at the right end of the battery cell group, a first copper plate is arranged on the outer wall of the third aluminum box plate, a fourth aluminum box plate is fixedly arranged at the left end of the battery cell group, and a second copper plate is arranged on the outer wall of the fourth aluminum box plate.

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

1. according to the battery pack heat dissipation device, the heat dissipation mechanism is arranged, the first heat dissipation aluminum plate and the second heat dissipation aluminum plate can rapidly absorb heat of the battery pack, and the heat dissipation aluminum plate and the second heat dissipation aluminum plate release the heat to the outside of the box body through the channel and the heat conduction copper sheet so as to keep the temperature of the battery within a controllable range; aluminum has excellent heat conduction performance, and the heat-dissipating aluminum plate more effectively conducts heat to the outside than stainless steel, thereby improving heat-dissipating efficiency; the heat of the battery cell group can be conducted to the first heat conducting copper sheet and the second heat conducting copper sheet, the copper with higher heat conductivity can rapidly conduct out and release the heat to the outside, and the first heat conducting copper sheet and the second heat conducting copper sheet which extend to the outside can be in contact with air, so that the heat can be rapidly released and continuously absorbed to the battery cell group.

2. In the utility model, the heat conducting mechanism is arranged, the first copper plate and the second copper plate provide additional surface area for contacting and releasing heat, so that the heat in the battery is effectively dispersed to a wider area, copper has excellent heat conducting property, and therefore, the heat can be more effectively conducted to the outside, which is helpful for maintaining the balance of the temperature of the battery and reducing the overheat risk; the heat of the battery cell group is absorbed and released by the heat conduction mechanism, and the partial heat can be conducted to the third aluminum box plate, the first copper plate, the fourth aluminum box plate and the second copper plate, and the protruding first copper plate and the protruding second copper plate can be in contact with more heat, so that the heat conduction excellent property of the copper body is better utilized to release the heat.

Drawings

FIG. 1 is a schematic view of a three-dimensional front view of the present utility model;

FIG. 2 is a schematic view of the three-dimensional bottom view of the present utility model;

FIG. 3 is a schematic plan view of the present utility model;

FIG. 4 is a schematic view of a three-dimensional cross-section of the present utility model;

FIG. 5 is a schematic diagram of a second embodiment of the present utility model in a three-dimensional cross-section;

fig. 6 is a schematic view of the structure of fig. 5 a in a three-dimensional enlarged manner according to the present utility model.

In the figure: 1. a cell group; 2. a heat dissipation mechanism; 201. a first heat-dissipating aluminum plate; 202. a first heat sink; 203. a second heat-dissipating aluminum plate; 204. a second heat sink; 205. a first aluminum box plate; 206. the first heat conduction copper sheet; 207. a communication rod; 208. a second aluminum box plate; 209. the second heat conduction copper sheet; 210. a support base; 3. a heat conduction mechanism; 301. a third aluminum box plate; 302. a first copper plate; 303. welding grooves; 304. a fourth aluminum box plate; 305. and a second copper plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, in an embodiment of the utility model, an AGV battery structure convenient for heat dissipation includes a battery cell group 1, a heat dissipation mechanism 2 and a heat conduction mechanism 3 are disposed on the outer side of the battery cell group 1, the heat dissipation mechanism 2 includes a first heat dissipation aluminum plate 201, a first heat dissipation groove 202, a second heat dissipation aluminum plate 203, a second heat dissipation groove 204, a first aluminum box plate 205, a first heat conduction copper sheet 206 and a communication rod 207, a first heat dissipation aluminum plate 201 and a second heat dissipation aluminum plate 203 are disposed between each two battery cell groups 1, the first heat dissipation aluminum plate 201 and the second heat dissipation aluminum plate 203 are attached to the battery cell group 1, a first heat dissipation groove 202 is disposed on the outer wall of the first heat dissipation aluminum plate 201, a second heat dissipation groove 204 is disposed on the outer wall of the second heat dissipation aluminum plate 203, a first aluminum box plate 205 is fixedly mounted on the upper end of the battery cell group 1, a first heat conduction copper sheet 206 is fixedly mounted on the first aluminum box plate 205, the first heat conduction copper sheets 206 are downwards connected with upper end areas of the first heat dissipation aluminum plate 201 and the second heat dissipation aluminum plate 203, the plurality of first heat conduction copper sheets 206 are fixedly connected through a communication rod 207, a plurality of groups of battery cell groups 1 are uniformly distributed from front to back, a plurality of groups of first heat conduction copper sheets 206 are uniformly distributed on the first aluminum box plate 205 from front to back, the heat dissipation mechanism 2 further comprises a second aluminum box plate 208, a second heat conduction copper sheet 209 and a supporting seat 210, the lower end of the battery cell group 1 is fixedly provided with the second aluminum box plate 208, the lower end of the second aluminum box plate 208 is fixedly provided with the supporting seat 210, the second aluminum box plate 208 is fixedly provided with the second heat conduction copper sheets 209, a plurality of groups of second heat conduction copper sheets 209 are uniformly distributed on the second aluminum box plate 208 from front to back, and the second heat conduction copper sheets 209 are connected with the lower end areas of the first heat dissipation aluminum plate 201 and the second heat dissipation aluminum plate 203;

the first heat-dissipating aluminum plate 201 and the second heat-dissipating aluminum plate 203 are attached to the battery cell group 1 and directly contact with and absorb heat generated by the battery cell group 1, and the heat-dissipating aluminum plate can quickly absorb the heat of the battery cell group 1, so that the temperature is controlled, and the heat can be more effectively conducted to the channel and the heat-conducting copper sheet through the attachment with the battery cell group 1; the first heat dissipation groove 202 and the second heat dissipation groove 204 are positioned between the heat dissipation aluminum plates and play a role of a heat conduction channel, the heat dissipation grooves can rapidly conduct heat absorbed by the heat dissipation aluminum plates to the first aluminum box plate 205 and the second aluminum box plate 208, the heat can be effectively released to the aluminum box plates through the heat dissipation grooves, the heat dissipation effect is improved, the first aluminum box plate 205 and the second aluminum box plate 208 receive and release the heat conducted by the heat dissipation grooves, and the heat dissipation device has the advantages that the aluminum box plates can effectively absorb the heat from the heat dissipation grooves, and the absorbed heat can be rapidly released to the outside through the aluminum box plates, so that the heat dissipation effect is improved; the first heat conducting copper sheet 206 and the second heat conducting copper sheet 209 are connected with the aluminum box plate through the communication rod 207 and are responsible for conducting heat away from the aluminum box plate, copper has higher heat conducting performance, heat can be rapidly conducted out of the aluminum box plate, and the heat conducting copper sheet can rapidly release the heat to the outside and continuously absorb the heat from the battery cell group 1;

the heat conduction mechanism 3 comprises a third aluminum box plate 301, a first copper plate 302, a welding groove 303, a fourth aluminum box plate 304 and a second copper plate 305, wherein the welding groove 303 is formed in each of the first copper plate 302 and the second copper plate 305, the third aluminum box plate 301 is fixedly arranged at the right end of the battery cell group 1, the first copper plate 302 is arranged on the outer wall of the third aluminum box plate 301, the fourth aluminum box plate 304 is fixedly arranged at the left end of the battery cell group 1, and the second copper plate 305 is arranged on the outer wall of the fourth aluminum box plate 304;

the third aluminum box plate 301 is positioned outside the heat dissipation mechanism 2 and connected with the first copper plate 302, the third aluminum box plate 301 is in direct contact with the first copper plate 302 to promote heat conduction, and the third aluminum box plate 301 is helpful for dispersing heat to a wider area to improve the overall heat dissipation efficiency; the first copper plate 302 is tightly connected to the third aluminum box plate 301 to play roles in heat conduction and heat dispersion, and the first copper plate 302 can be fully contacted with the third aluminum box plate 301 to rapidly transfer heat to the whole heat conduction mechanism 3, so that the heat dissipation effect is improved; the fourth aluminum box plate 304 is connected to the first copper plate 302, the second copper plate 305 is tightly combined with the fourth aluminum box plate 304, both the fourth aluminum box plate 304 and the second copper plate 305 have good heat conduction performance, and can effectively conduct heat to the external environment, and the aluminum box plate and the copper plates can rapidly release the heat transferred from the first copper plate 302, so that the stable heat dissipation state of the whole heat conduction mechanism 3 is maintained.

The working principle of the utility model is as follows: the AGV battery structure convenient for heat dissipation consists of a battery cell group 1, a heat dissipation mechanism 2 and a heat conduction mechanism 3, wherein the heat dissipation mechanism 2 and the heat conduction mechanism 3 are wrapped on the outer side of the battery cell group 1, and the heat of the battery cell group 1 is absorbed and released by adopting aluminum materials, wherein a first heat dissipation aluminum plate 201 and a second heat dissipation aluminum plate 203 inside the heat dissipation mechanism 2 are attached to the battery cell group 1, the heat of the battery cell group 1 is directly absorbed, the heat of the battery cell group 1 can be released through a first heat dissipation groove 202 and a second heat dissipation groove 204 and is conducted to a first aluminum box plate 205 and a second aluminum box plate 208, the heat of the battery cell group is also conducted to a first heat conduction copper sheet 206 and a second heat conduction copper sheet 209, copper with higher heat conductivity can be conducted to the outer side rapidly, and released, the first heat conduction copper sheet 206 and the second heat conduction copper sheet 209 extending to the outer side can be contacted with air, the heat can be released more rapidly and can be continuously absorbed to the heat aluminum plate of the battery cell group 1, the first heat dissipation aluminum plate 201 and the second heat dissipation aluminum plate 203 can also release heat to the left and right, the heat can be absorbed by the heat of the heat dissipation mechanism 3 and be released by the heat of the heat conduction mechanism 204 and the heat can be more excellent in a first heat conduction copper plate 302 and a second copper plate 302, a third copper plate 302 and a copper plate 302 can be more excellent in heat-conducting and a copper plate 302 and a copper plate can be used; to sum up, this AGV battery structure convenient to heat dissipation changes stainless steel panel beating case into aluminium panel beating case to add heat dissipation aluminum plate between electric core group 1, the heat absorption of aluminium all needs to be better than stainless steel with the heat dissipation, and the radiating effect greatly increased, through experimental test aluminium panel beating case in long-time high strength operational environment, the temperature can reach a equilibrium point, and this equilibrium point can not make AGV power battery trigger protection mechanism.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. AGV battery architecture convenient to heat dissipation, including electric core group (1), its characterized in that: the battery cell is characterized in that a heat dissipation mechanism (2) and a heat conduction mechanism (3) are arranged on the outer side of the battery cell group (1), the heat dissipation mechanism (2) comprises a first heat dissipation aluminum plate (201), a first heat dissipation groove (202), a second heat dissipation aluminum plate (203), a second heat dissipation groove (204), a first aluminum box plate (205), a first heat conduction copper sheet (206) and a communication rod (207), each two of the battery cell groups (1) is provided with the first heat dissipation aluminum plate (201) and the second heat dissipation aluminum plate (203), the first heat dissipation aluminum plate (201) and the second heat dissipation aluminum plate (203) are respectively attached to the battery cell group (1), a first heat dissipation groove (202) is formed in the outer wall of the first heat dissipation aluminum plate (201), and a second heat dissipation groove (204) is formed in the outer wall of the second heat dissipation aluminum plate (203), and the first aluminum box plate (205) is fixedly arranged at the upper end of the battery cell group (1).

2. The AGV battery configuration according to claim 1, wherein: the first aluminum box plate (205) is fixedly provided with a first heat conduction copper sheet (206), and the first heat conduction copper sheet (206) is downwards connected with the upper end areas of the first heat dissipation aluminum plate (201) and the second heat dissipation aluminum plate (203).

3. The AGV battery configuration according to claim 2, wherein: the plurality of first heat conduction copper sheets (206) are fixedly connected through the communication rod (207), the plurality of groups of battery cell groups (1) are uniformly distributed from front to back, and the plurality of groups of first heat conduction copper sheets (206) are uniformly distributed on the first aluminum box plate (205) from front to back.

4. The AGV battery configuration according to claim 1, wherein: the heat dissipation mechanism (2) further comprises a second aluminum box plate (208), a second heat conduction copper sheet (209) and a supporting seat (210), wherein the second aluminum box plate (208) is fixedly arranged at the lower end of the battery cell group (1), and the supporting seat (210) is fixedly arranged at the lower end of the second aluminum box plate (208).

5. The AGV battery configuration according to claim 4 wherein: the second aluminum box plate (208) is fixedly provided with a second heat conduction copper sheet (209), a plurality of groups of the second heat conduction copper sheets (209) are uniformly distributed on the second aluminum box plate (208) from front to back, and the second heat conduction copper sheets (209) are connected with the lower end areas of the first heat dissipation aluminum plate (201) and the second heat dissipation aluminum plate (203).

6. The AGV battery configuration according to claim 1, wherein: the heat conduction mechanism (3) comprises a third aluminum box plate (301), a first copper plate (302), a welding groove (303), a fourth aluminum box plate (304) and a second copper plate (305), wherein the welding groove (303) is formed in each of the first copper plate (302) and the second copper plate (305).

7. The AGV battery configuration according to claim 6, wherein: the right-hand member of electric core group (1) is fixed with third aluminium boxboard (301), install first copper (302) on the outer wall of third aluminium boxboard (301), the left end fixed with of electric core group (1) fourth aluminium boxboard (304), install second copper (305) on the outer wall of fourth aluminium boxboard (304).