CN210073960U

CN210073960U - Battery pack capable of being cooled continuously

Info

Publication number: CN210073960U
Application number: CN201921071405.9U
Authority: CN
Inventors: 蒋仕迪; 韩富; 方四明; 沈桂香
Original assignee: Jiangxi Hetian New Energy Technology Co Ltd
Current assignee: Jiangxi Hetian New Energy Technology Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-02-14
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a continuously-cooled battery pack, which relates to the technical field of battery packs and comprises an upper closing cover and a lower closing cover, wherein the four side surfaces of the lower closing cover are all provided with clamping holes A, the inner side of the lower closing cover corresponding to the clamping holes A is provided with a limiting groove, and the bottoms of the four side surfaces of the upper closing cover are all provided with inserting pieces A matched with the limiting grooves; a cooling mechanism is arranged between the upper closing cover and the lower closing cover; put the supporter in closing the lid down, cooling mechanism including support frame, first fan board, coolant liquid case, first water pump, second fan board, cooling pipeline, heat absorption pipeline A, heat absorption pipeline B and connecting pipe compares with current battery package that lasts the cooling, can suitably adjust according to the size of battery package, is provided with cooling mechanism simultaneously and guarantees that the battery package can last the cooling, has improved the radiating efficiency of battery greatly, prolongs the life of battery.

Description

Battery pack capable of being cooled continuously

Technical Field

The utility model relates to a battery package technical field specifically says to a last refrigerated battery package.

Background

The battery has insufficient capacity, a battery pack which can be repeatedly charged and has large capacity is formed by combining batteries, wherein the main materials of the lithium battery pack comprise a positive electrode material, a negative electrode material, electrolyte and a diaphragm (isolating material), and the positive electrode material occupies a larger proportion in terms of the weight of the battery, because the performance of the positive electrode material directly influences the performance of the lithium ion battery, the cost directly determines the cost of the battery; the negative electrode material is made of a material with lower potential relative to the positive electrode, and has high specific capacity and better charge-discharge reversibility, so that good size and mechanical stability are maintained in the lithium intercalation process. Research shows that most of the existing battery packs often comprise an external coating protection device, the heat dissipation performance of the battery packs is poor, continuous heat dissipation cannot be performed under the condition that the battery is used, the dissipated heat is difficult to discharge, and in hot summer, the battery packs often bring great burden to the battery, so that the service life of the battery packs is shortened.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned not enough, the utility model provides a last refrigerated battery package here can suitably adjust according to the size of battery package, is provided with cooling body simultaneously and guarantees that the battery package can last the cooling, has improved the radiating efficiency of battery greatly, prolongs the life of battery.

The utility model discloses a realize like this, construct a battery package that continuously cools off, including upper cover and lower cover, card hole A has all been seted up to four sides of cover down, and the lower cover inboard that corresponds with card hole A is equipped with the spacing groove, four side bottoms of cover down all are equipped with the inserted sheet A of looks adaptation between the spacing groove;

a cooling mechanism is arranged between the upper closing cover and the lower closing cover; a storage rack is arranged in the lower closing cover, the cooling mechanism comprises a support frame, a first fan frame, a cooling liquid box, a first water pump, a second fan frame, a cooling pipeline, a heat absorption pipeline A, a heat absorption pipeline B and a connecting pipe, the support frame is arranged at the bottom of the storage rack, and a group of symmetrical clamping holes B are formed in the side surface of the support frame; the cooling device comprises a rack, a support frame, a cooling pipeline, a first water pump, a connecting pipe, a heat absorption pipeline A, a second water pump and a heat absorption pipeline B, wherein the cooling liquid tank and the first water pump are installed at the bottom of the rack, the cooling pipeline is arranged on the inner side of the support frame, the first water pump is installed on one side of the cooling liquid tank and pumps cooling liquid in the cooling liquid tank into one end of the cooling pipeline, the other end of the cooling pipeline penetrates through the support frame and is communicated with the connecting pipe, a clamping hole is formed in one side edge of the rack, the connecting pipe penetrates through the clamping hole and extends into an upper closing cover and is communicated with the.

Further, the both sides of first fan board are equipped with insertion piece B, insertion piece B is fixed in the cooling pipeline bottom with first fan board through card hole B, install a set of fan A through the embedding in the first fan board, through the cooperation between insertion piece A and the card hole A can with closing on with close under with and close chucking and separation between the lid, guarantee that the battery can install in closing the lid, first fan board can make things convenient for the dismouting, drive the air motion in closing the lid down, the air cools down through the cold air outlet with the cold air after cooling pipeline cools off the heat that the lithium cell work sent through cold wind to improve the work efficiency of lithium cell, the life of extension lithium cell.

Furthermore, the second fan frame is vertically arranged between the heat absorption pipeline A and the heat absorption pipeline B, a group of fans B are embedded in the second fan frame, the cooling pipeline, the heat absorption pipeline A and the heat absorption pipeline B are made of aluminum tubes, the heat dissipation capacity is stronger, when the cooling liquid in the cooling liquid tank is cooled, the first water pump pumps the cooling liquid into the cooling pipeline, the temperature around the battery is reduced through the heat absorption pipeline A and the heat absorption pipeline B respectively, the heat is led into the outside through the radiating fins along with the fan B, then the returned cooling liquid is sucked into the cooling liquid box again for cooling through the action of the second water pump, the refrigerating fins are arranged inside the cooling liquid box, the cooling liquid in the cooling liquid box is enabled to be cooled for a certain time, and the cooling liquid is sequentially cooled in a circulating mode to form continuous cooling, so that the cooling efficiency is greatly improved.

Furthermore, the top of the upper closing cover is provided with a telescopic tent, the top of the telescopic tent and the two symmetrical sides of the upper closing cover are provided with vertical radiating holes, radiating fins are embedded into the front side of the upper closing cover and correspond to the second fan frame and are connected with the upper closing cover through screws, and the telescopic tent with a steel wire folding framework is arranged to prevent the top of the battery pack from being too high.

Furthermore, a plurality of evenly distributed's cold wind export is seted up on the surface of supporter, can make things convenient for fan A and cooling pipeline to bring cold wind into the upper strata through the cold wind export and cool down the battery, and air conditioning discharges through fan B after rising temperature simultaneously, has improved cooling efficiency greatly.

Furthermore, supporting legs are installed at four corners of the supporting frame, and the supporting frame is used for guaranteeing stable placement of the upper battery.

The utility model discloses an improve and provide a last refrigerated battery package here, compare with current last refrigerated battery package, have following advantage: can be properly adjusted according to the size of the battery pack; be provided with cooling body and guarantee that the battery package can last the cooling, improved the radiating efficiency of battery greatly, the life of extension battery specifically embodies:

the method has the advantages that: through cooperation between inserted sheet A and the card hole A can close the lid on with and close chucking and separation between the lid down, guarantee that the battery can install and close in the lid, first fan yoke can make things convenient for the dismouting, drive the air motion that closes under and cover, the air cools down the heat that the cold air sent lithium cell work through the cold wind export after cooling pipeline to improve the work efficiency of lithium cell, the life of extension lithium cell.

The method has the advantages that: through the cooling pipeline that sets up, heat absorption pipeline A and heat absorption pipeline B adopt the aluminum pipe to make, its heat-sinking capability is stronger, first water pump cools off back first water pump with its suction cooling pipeline in the coolant liquid case, and reduce the temperature around the battery through heat absorption pipeline A and heat absorption pipeline B respectively, accompanying fan B passes through the leading-in external world of fin with the heat, the coolant liquid of backward flow cools off through the suction coolant liquid case again of second water pump effect afterwards, the inside of coolant liquid case is provided with the refrigeration piece, guarantee that the coolant liquid in the coolant liquid case can obtain the certain time cooling, and carry out circulative cooling in proper order, form and continuously cool, the cooling efficiency has been improved greatly.

The method has the advantages that: the telescopic tent is a steel wire folding framework, so that the top of the battery pack can be prevented from being too high; a plurality of evenly distributed's cold wind export is seted up on the surface of supporter, can make things convenient for fan A and cooling pipeline to bring cold wind into the upper strata through the cold wind export and cool down the battery, and cold air discharges through fan B after rising temperature simultaneously, has improved cooling efficiency greatly.

Drawings

Fig. 1 is a schematic view of a continuously cooled battery pack according to the present invention;

fig. 2 is a schematic structural view of a cooling mechanism of a continuously cooled battery pack according to the present invention;

fig. 3 is a schematic view of the heat absorption pipeline of the continuously-cooled battery pack according to the present invention.

Sequence numbers shown in the figures: the cooling structure comprises an upper closing cover 1, a telescopic awning 10, a radiating fin 11, vertical radiating holes 12, a plug sheet A13, a lower closing cover 2, a limiting groove 20, a clamping hole A21, a storage rack 22, a cold air outlet 220, a clamping hole 221, a cooling mechanism 3, a supporting frame 30, supporting legs 300, a clamping hole B301, a first fan frame 31, a plug sheet B310, a fan A311, a cooling liquid tank 32, a first water pump 33, a second water pump 34, a second fan frame 35, a fan B350, a cooling pipeline 36, a heat absorption pipeline A37, a heat absorption pipeline B38 and a connecting pipe 4.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings, wherein the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a battery pack of continuous cooling through improving, as shown in the attached drawing of the specification, can be implemented as follows; the upper closing cover comprises an upper closing cover 1 and a lower closing cover 2, wherein clamping holes A21 are formed in four side faces of the lower closing cover 2, a limiting groove 20 is formed in the inner side of the lower closing cover corresponding to the clamping holes A21, and inserting pieces A13 matched with the limiting grooves 20 are formed in the bottoms of the four side faces of the upper closing cover 1;

a cooling mechanism 3 is arranged between the upper closing cover 1 and the lower closing cover 2; the shelf 22 is placed in the lower close cover 2, the cooling mechanism 3 comprises a support frame 30, a first fan frame 31, a cooling liquid box 32, a first water pump 33, a second water pump 34, a second fan frame 35, a cooling pipeline 36, a heat absorption pipeline A37, a heat absorption pipeline B38 and a connecting pipe 4, the support frame 30 is arranged at the bottom of the shelf 22, and a symmetrical group of clamping holes B301 are formed in the side surface of the support frame 30; the cooling liquid tank 32 and the first water pump 33 are installed at the bottom of the rack 22, the cooling pipeline 36 is installed at the inner side of the support frame 30, the first water pump 33 is installed at one side of the cooling liquid tank 32 and pumps the cooling liquid in the cooling liquid tank 32 into one end of the cooling pipeline 36, the other end of the cooling pipeline 36 penetrates through the support frame 30 and is communicated with the connecting pipe 4, a clamping hole 221 is formed in one side edge of the rack 22, the connecting pipe 4 penetrates through the clamping hole 221 and extends into the upper closing cover 1 and is communicated with the bottom of the heat absorption pipeline A37, the heat absorption pipeline A37 is communicated with the heat absorption pipeline B38, one end of the second water pump 34 is communicated with the heat absorption pipeline B38, and the other end of.

In the utility model, the two sides of the first fan frame 31 are provided with the inserting piece B310, the inserting piece B310 fixes the first fan frame 31 at the bottom of the cooling pipeline 36 through the clamping hole B301, a set of fan A311 is installed in the first fan frame 31 through embedding, the upper closing cover 1 and the lower closing cover 2 can be clamped and separated through the matching between the inserting piece A13 and the clamping hole A21, it is ensured that the battery can be installed in the closing cover, the first fan frame 31 can be conveniently disassembled and assembled, the air in the lower closing cover 2 is driven to move, the air is cooled by the cooling pipeline 36, and then the cold air is cooled through the cold air outlet 220 to cool the heat generated by the lithium battery, thereby improving the working efficiency of the lithium battery and prolonging the service life of the lithium battery; the second fan frame 35 is vertically installed between the heat absorption pipeline A37 and the heat absorption pipeline B38, a group of fans B350 is embedded in the second fan frame 35, the cooling pipeline 36, the heat absorption pipeline A37 and the heat absorption pipeline B38 are made of aluminum pipes, the heat dissipation capacity is strong, when the cooling liquid in the cooling liquid tank 32 is cooled, the first water pump 33 pumps the cooling liquid into the cooling pipeline 36, the temperature around the battery is reduced through the heat absorption pipeline A37 and the heat absorption pipeline B38 respectively, heat is led into the outside through the radiating fins 11 along with the fan B350, then the returned cooling liquid is pumped into the cooling liquid tank 32 again for cooling through the action of the second water pump 34, the cooling fins are arranged inside the cooling liquid tank 32, the cooling liquid in the cooling liquid tank 32 can be cooled for a certain time, and is sequentially subjected to circulating cooling to form continuous cooling, and the cooling efficiency is greatly improved; the top of the upper closing cover 1 is provided with a telescopic tent 10, the top of the telescopic tent 10 and two symmetrical side edges of the upper closing cover 1 are provided with vertical radiating holes 12, a radiating fin 11 is embedded in the front side of the upper closing cover 1, the radiating fin 11 corresponds to the second fan frame 35 and is connected with the upper closing cover 1 through screws, and the top of the battery pack can be prevented from being too high due to the fact that the telescopic tent 10 is provided with a steel wire folding framework; the surface of the storage rack 22 is provided with a plurality of uniformly distributed cold air outlets 220, the fan A311 and the cooling pipeline 36 can bring cold air into the upper layer through the cold air outlets 220 to cool the battery, and meanwhile, the cold air is discharged through the fan B350 after being heated, so that the cooling efficiency is greatly improved; the four corners of the support frame 30 are provided with support legs 300, and the support frame 30 is used for ensuring the stable placement of the upper battery.

The working principle of the battery pack with continuous cooling is as follows: it should be noted that the fan a311, the fan B350, the first water pump 33 and the second water pump 34 are all of a direct current type and are powered by external direct current, wherein the first water pump 33 and the second water pump 34 are 24V direct current submersible pumps, after a battery pack is placed on the storage rack 22, the plug-in piece a13 and the clamping hole a21 are clamped to enable the upper closing cover 1 and the lower closing cover 2 to be closed, meanwhile, the inside of the telescopic hood 10 is a folding shed supported by ribs for preventing the top of the battery pack from being too high, when cooling liquid in the cooling liquid tank 32 is cooled, the first water pump 33 pumps the cooling liquid into the cooling pipeline 36 and reduces the temperature around the battery through the heat absorption pipeline a37 and the heat absorption pipeline B38, meanwhile, the fan B350 guides heat to the outside through the heat sink 11, then the returned cooling liquid is pumped into the cooling liquid tank 32 again for cooling through the action of the second water pump 34, the cooling liquid tank 32 is provided with a cooling plate, the cooling liquid in the cooling liquid tank 32 can be ensured to be cooled for a certain time, and is sequentially cooled circularly, so that a continuous cooling effect is formed.

In conclusion; last refrigerated battery package compares with current continuous refrigerated battery package, can suitably adjust according to the size of battery package, is provided with cooling body simultaneously and guarantees that the battery package can last the cooling, has improved the radiating efficiency of battery greatly, prolongs the life of battery.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A battery pack capable of continuously cooling comprises an upper closing cover (1) and a lower closing cover (2), and is characterized in that: clamping holes A (21) are formed in four side faces of the lower closing cover (2), limiting grooves (20) are formed in the inner side of the lower closing cover corresponding to the clamping holes A (21), and inserting pieces A (13) matched with the limiting grooves (20) are arranged at the bottoms of the four side faces of the upper closing cover (1);

a cooling mechanism (3) is arranged between the upper closing cover (1) and the lower closing cover (2); an article shelf (22) is placed in the lower closing cover (2), the cooling mechanism (3) comprises a support frame (30), a first fan frame (31), a cooling liquid box (32), a first water pump (33), a second water pump (34), a second fan frame (35), a cooling pipeline (36), a heat absorption pipeline A (37), a heat absorption pipeline B (38) and a connecting pipe (4), the support frame (30) is arranged at the bottom of the article shelf (22), and a symmetrical group of clamping holes B (301) are formed in the side surface of the support frame (30); the cooling liquid tank (32) and the first water pump (33) are arranged at the bottom of the commodity shelf (22), the cooling pipeline (36) is arranged on the inner side of the support frame (30), the first water pump (33) is arranged on one side of the cooling liquid tank (32) and pumps the cooling liquid in the cooling liquid tank (32) into one end of the cooling pipeline (36), the other end of the cooling pipeline (36) penetrates through the support frame (30) to be communicated with the connecting pipe (4), a clamping hole (221) is formed in one side edge of the storage rack (22), and the connecting pipe (4) passes through the clamping hole (221) and extends into the upper closing cover (1), and is communicated with the bottom of a heat absorption pipeline A (37), the heat absorption pipeline A (37) is communicated with a heat absorption pipeline B (38), one end of the second water pump (34) is communicated with the heat absorption pipeline B (38), and the other end of the second water pump is connected into the cooling liquid tank (32) through a connecting pipe (4).

2. A continuously cooled battery pack as claimed in claim 1, wherein: the two sides of the first fan frame (31) are provided with inserting pieces B (310), the inserting pieces B (310) fix the first fan frame (31) at the bottom of the cooling pipeline (36) through clamping holes B (301), and a group of fans A (311) are installed in the first fan frame (31) through embedding.

3. A continuously cooled battery pack as claimed in claim 1, wherein: the second fan frame (35) is vertically arranged between the heat absorption pipeline A (37) and the heat absorption pipeline B (38), and a group of fans B (350) are embedded in the second fan frame (35).

4. A continuously cooled battery pack as claimed in claim 1, wherein: the novel electric fan is characterized in that a telescopic hood (10) is arranged at the top of the upper closing cover (1), vertical heat dissipation holes (12) are formed in the top of the telescopic hood (10) and two symmetrical sides of the upper closing cover (1), heat dissipation fins (11) are embedded into the front side of the upper closing cover (1), the heat dissipation fins (11) correspond to the second fan frame (35), and the upper closing cover (1) is connected with the heat dissipation fins through screws.

5. A continuously cooled battery pack as claimed in claim 1, wherein: the surface of the commodity shelf (22) is provided with a plurality of uniformly distributed cold air outlets (220).

6. A continuously cooled battery pack as claimed in claim 1, wherein: supporting legs (300) are arranged at four corners of the supporting frame (30).