CN222601107U

CN222601107U - Temperature control type efficient energy storage lithium battery

Info

Publication number: CN222601107U
Application number: CN202420838493.5U
Authority: CN
Inventors: 郭磊; 王佳惠
Original assignee: Hebei Yuannai New Energy Technology Co ltd
Current assignee: Hebei Yuannai New Energy Technology Co ltd
Priority date: 2024-04-22
Filing date: 2024-04-22
Publication date: 2025-03-11
Anticipated expiration: 2034-04-22

Abstract

The utility model provides a temperature control type efficient energy storage lithium battery, and relates to the technical field of lithium batteries; comprises a shell, wherein a plurality of heat conducting pads are arranged in the shell in an array manner, lithium battery cells are arranged between two adjacent heat conducting pads in the shell, and a heat dissipation chamber is also arranged in the shell, the heat conducting pad enables the cooling liquid located in the first circulation pipeline to heat up through conducting the heat of the lithium battery cell to the first circulation pipeline, the cooling liquid brings the heat in the lithium battery cell into the second circulation pipeline, the heat is conducted to each cooling fin through the second circulation pipeline, meanwhile, the air flow rate near the cooling fin is quickened through the fan, and then the heat is taken away by the air more quickly, so that the purpose of improving the heat dissipation efficiency of the lithium battery is achieved.

Description

Temperature control type efficient energy storage lithium battery

Technical Field

The utility model belongs to the technical field of lithium batteries, and particularly relates to a temperature control type efficient energy storage lithium battery.

Background

Lithium batteries are classified into lithium batteries and lithium ion batteries, lithium ion batteries are used in mobile phones and notebook computers, and are commonly called lithium batteries, and the batteries generally adopt materials containing lithium elements as electrodes and are representative of modern high-performance batteries.

The lithium battery can generate larger heat along with the charge and discharge process, and the lithium battery can not only lead to accelerated attenuation speed under a high-temperature environment for a long time, but also lead to spontaneous combustion of the lithium battery when serious, thereby bringing about certain potential safety hazard

In summary, the present utility model provides a temperature-controlled efficient energy storage lithium battery to solve the above problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a temperature control type efficient energy storage lithium battery, which aims to solve the problems in the prior art.

The utility model provides a high-efficient energy storage lithium cell of control by temperature change formula, includes the shell, a plurality of heat conduction pads are installed to the inside array of shell, the shell is inside two adjacent all install the lithium electricity core between the heat conduction pad, the inside of shell still is provided with the heat dissipation room, each the heat conduction pad is inside all to be provided with first circulation pipeline, and adjacent two end to end between the first circulation pipeline, and the other end that is located the first circulation pipeline at both ends all penetrates in the heat dissipation room, first circulation pipeline penetrates the one end in the heat dissipation room all is connected with first heat dissipation and is responsible for and circulation mechanism, circulation mechanism's opposite side is responsible for with the second heat dissipation through connecting tube, evenly be provided with a plurality of fin in the heat dissipation room between first heat dissipation is responsible for and the second heat dissipation is responsible for, the inside still array mounting has a plurality of second circulation pipelines between first heat dissipation is responsible for and the second heat dissipation is responsible for, just the both ends of second circulation pipeline all with first heat dissipation is responsible for respectively with the second heat dissipation is responsible for being connected.

Further, the first circulation pipeline and the second circulation pipeline are in an S-shaped mode, the second circulation pipeline penetrates through each cooling fin, and the second circulation pipeline and each cooling fin are connected together in a welding mode.

Further, the heat conducting pad is made of heat conducting silicone grease.

Further, the circulation mechanism comprises a water storage tank, a water storage tank is arranged in the water storage tank, the circulation pipeline is communicated with the water storage tank, a water pump is further arranged in the water storage tank, a water inlet of the water pump is communicated with the water storage tank, and a water outlet of the water pump is communicated with the connecting pipeline.

Further, a plurality of passive heat dissipation holes are formed in the top and bottom arrays of the shell, and the passive heat dissipation holes correspond to the positions of the lithium battery cells respectively.

Further, an air inlet and an air outlet are respectively formed in the top and the bottom of the heat dissipation chamber, filter screens are mounted on the inner sides of the air inlet and the air outlet, and a heat dissipation fan is mounted in the position of the air inlet in the heat dissipation chamber.

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

According to the lithium battery cooling device, through the circulating mechanism, the water pump in the circulating mechanism can enable cooling liquid in the water storage tank to flow and circulate in the first circulating pipeline and the second circulating pipeline, when the cooling liquid flows in the first circulating pipeline, the heat conducting pad enables the cooling liquid in the first circulating pipeline to heat up through conducting heat of the lithium battery core to the first circulating pipeline, the cooling liquid brings heat in the lithium battery core into the second circulating pipeline, the heat is conducted to each cooling fin through the second circulating pipeline, meanwhile, the air flow speed near the cooling fin is increased through the fan, and therefore the heat is taken away by air more quickly, and the purpose of improving the cooling efficiency of the lithium battery is achieved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of the internal structure of the present utility model;

FIG. 3 is a schematic plan sectional view of the heat dissipation chamber of the present utility model at a position;

fig. 4 is a schematic plan sectional view of the thermal pad and lithium cell of the present utility model in place.

In the figure:

1. The heat-conducting device comprises a shell, a heat-conducting pad, a lithium battery cell, a heat dissipation chamber, a first circulation pipeline, a first heat dissipation main pipe, a circulation mechanism, a water storage tank, 703, a water pump, a second heat dissipation main pipe, 9 heat dissipation fins, 10 heat-conducting channels, a passive heat dissipation hole, 12 heat dissipation holes, an air inlet, 13 heat dissipation holes, 14 heat dissipation screens, 15 heat dissipation fans, wherein the heat dissipation main pipe is arranged in the shell.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a temperature control type efficient energy storage lithium battery, which comprises a shell 1, wherein a plurality of heat conduction pads 2 are arranged in an array in the shell 1, a lithium battery cell 3 is arranged between two adjacent heat conduction pads 2 in the shell 1, a heat dissipation chamber 4 is further arranged in the shell 1, first circulation pipelines 5 are arranged in each heat conduction pad 2, the two adjacent first circulation pipelines 5 are connected end to end, the other ends of the first circulation pipelines 5 positioned at the two ends penetrate into the heat dissipation chamber 4, one ends of the first circulation pipelines 5 penetrating into the heat dissipation chamber 4 are connected with a first heat dissipation main pipe 6 and a circulation mechanism 7, the circulation mechanism 7 is used for driving cooling liquid to circulate in the first circulation pipelines 5 and the second circulation pipelines 10, the other side of the circulation mechanism 7 is connected with a second heat dissipation main pipe 8 through a connecting pipeline, a plurality of heat dissipation fins 9 are uniformly arranged between the first heat dissipation main pipe 6 and the second heat dissipation main pipe 8 in the heat dissipation chamber 4, a plurality of second circulation pipelines 10 are arranged in an array between the first heat dissipation main pipe 6 and the second heat dissipation main pipe 8, and the second heat dissipation main pipe 10 are connected with the first heat dissipation main pipe 6 and the second heat dissipation main pipe 8 respectively.

Wherein, the first circulation pipeline 5 and the second circulation pipeline 10 are both in an S-shaped mode, so that the heat of the lithium battery cell 3 and the heat of the second circulation pipeline 10 can be sufficiently conducted to the first circulation pipeline 5 and the cooling fins 9, the second circulation pipeline 10 penetrates through each cooling fin 9, and the second circulation pipeline 10 and each cooling fin 9 are connected together in a welding mode.

The heat conducting pad 2 is made of heat conducting silicone grease, and heat on the lithium battery cell 3 is conducted to the first circulating pipeline 5 through the heat conducting silicone grease.

Wherein, circulation mechanism 7 includes storage water tank 701, the water storage tank 702 has been seted up to the inside of storage water tank 701, and circulation pipeline is linked together with the water storage tank 702, the water storage tank 702 is used for storing the cooling water, supply the cooling water in first circulation pipeline 5 and the second circulation pipeline 10, the water pump 703 is still installed to the inside of storage water tank 701, the water inlet of water pump 703 is linked together with the water storage tank 702, the delivery port and the connecting pipe of water pump 703 are linked together, realize the circulation of cooling water in first circulation pipeline 5 and second circulation pipeline 10 through water pump 703.

The top and bottom arrays of the housing 1 are provided with a plurality of passive heat dissipation holes 11, the passive heat dissipation holes 11 are used for providing the lithium battery cells 3 with passive heat dissipation, and the passive heat dissipation holes 11 respectively correspond to the positions of the lithium battery cells 3.

Wherein, air intake 12 and air outlet 13 have been seted up respectively to the top and the bottom of radiator 4, air intake 12 and air outlet 13 are used for supplying the air to flow, filter screen 14 is all installed to air intake 12 and air outlet 13 inboard, filter screen 14 can reduce the dust volume that enters into in the radiator 4, prevent that fin 9 surface from being covered by the dust and leading to radiating efficiency to reduce, radiator fan 15 is installed to radiator 4 inside in air intake 12 position department, accelerate the velocity of flow of the nearby air current of fin 9 through radiator fan 15, thereby be convenient for send out the heat on the fin 9.

The specific working principle is as follows:

When the lithium battery cooling device is used, through the circulation mechanism 7, the water pump 703 in the circulation mechanism 7 can enable the cooling liquid in the water storage tank 702 to flow and circulate in the first circulation pipeline 5 and the second circulation pipeline 10, when the cooling liquid flows in the first circulation pipeline 5, the heat conducting pad 2 enables the cooling liquid in the first circulation pipeline 5 to heat up through conducting the heat of the lithium battery cell 3 to the first circulation pipeline 5, the cooling liquid brings the heat in the lithium battery cell 3 into the second circulation pipeline 10, the heat is conducted to each cooling fin 9 through the second circulation pipeline 10, and meanwhile, the air flow speed near the cooling fin 9 is quickened through the fan, so that the heat is taken away by the air more quickly, and the purpose of improving the heat dissipation efficiency of the lithium battery is achieved.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. A temperature control type efficient energy storage lithium battery is characterized by comprising a shell (1), wherein a plurality of heat conduction pads (2) are arranged in an array in the shell (1), lithium battery cells (3) are arranged in the shell (1) between two adjacent heat conduction pads (2), a heat dissipation chamber (4) is further arranged in the shell (1), first circulation pipelines (5) are arranged in the heat conduction pads (2), the two adjacent heat dissipation chamber (5) are connected end to end, the other ends of the first circulation pipelines (5) at two ends penetrate into the heat dissipation chamber (4), one ends of the first circulation pipelines (5) penetrating into the heat dissipation chamber (4) are connected with a first heat dissipation main pipe (6) and a circulation mechanism (7), the other side of the circulation mechanism (7) is connected with a second heat dissipation main pipe (8) through a connecting pipeline, a plurality of heat dissipation fins (9) are uniformly arranged between the first heat dissipation main pipe (6) and the second heat dissipation main pipe (8) in the heat dissipation chamber (4), a plurality of heat dissipation fins (10) are further arranged between the first heat dissipation main pipe (6) and the second heat dissipation main pipe (8), and two ends of the second circulating pipeline (10) are respectively connected with the first radiating main pipe (6) and the second radiating main pipe (8).

2. The temperature-controlled efficient energy storage lithium battery as set forth in claim 1, wherein the first circulation pipeline (5) and the second circulation pipeline (10) are in an S-shaped pattern, the second circulation pipeline (10) penetrates through each radiating fin (9), and the second circulation pipeline (10) and each radiating fin (9) are connected together in a welding mode.

3. The temperature-controlled efficient energy storage lithium battery as set forth in claim 1, wherein the heat conducting pad (2) is made of heat conducting silicone grease.

4. The temperature-controlled efficient energy storage lithium battery as set forth in claim 1, wherein the circulating mechanism (7) comprises a water storage tank (701), a water storage tank (702) is formed in the water storage tank (701), the circulating pipeline is communicated with the water storage tank (702), a water pump (703) is further installed in the water storage tank (701), a water inlet of the water pump (703) is communicated with the water storage tank (702), and a water outlet of the water pump (703) is communicated with the connecting pipeline.

5. The temperature-controlled efficient energy storage lithium battery as set forth in claim 1, wherein a plurality of passive heat dissipation holes (11) are formed in the top and bottom of the casing (1) in an array, and the passive heat dissipation holes (11) correspond to the positions of the lithium battery cells (3) respectively.

6. The temperature-controlled efficient energy storage lithium battery as set forth in claim 1, wherein an air inlet (12) and an air outlet (13) are respectively formed in the top and the bottom of the heat dissipation chamber (4), filter screens (14) are mounted on the inner sides of the air inlet (12) and the air outlet (13), and a heat dissipation fan (15) is mounted in the heat dissipation chamber (4) at the position of the air inlet (12).