CN212848572U - Heat radiation structure of battery module - Google Patents
Heat radiation structure of battery module Download PDFInfo
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- CN212848572U CN212848572U CN202021061720.6U CN202021061720U CN212848572U CN 212848572 U CN212848572 U CN 212848572U CN 202021061720 U CN202021061720 U CN 202021061720U CN 212848572 U CN212848572 U CN 212848572U
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- battery module
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- heat dissipation
- cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a heat dissipation structure of a battery module, which is used for dissipating heat of the battery module and comprises a ventilation component and a water cooling component; the ventilation assembly comprises a plurality of ventilation pipes inserted into the battery module and a fan arranged at one end of the plurality of exhaust pipes; the water cooling assembly comprises a plurality of water cooling pipes inserted into the battery module and a water pump for driving liquid in the water cooling pipes to flow; the vent pipes and the water cooling pipes are arranged in a staggered manner; each vent pipe is provided with a plurality of air holes, and a plurality of water-cooling pipes are communicated with each other; the water pump and the fan are respectively arranged on two opposite sides of the battery module. The utility model discloses an at inside crisscross breather pipe and the water-cooled tube that sets up of battery module, the water-cooled tube sets up with the breather pipe is crisscross, carries out efficient heat absorption, has realized combining forced air cooling and water-cooled advantage, and the heat dissipation cover face is wide, and the heat absorption radiating efficiency is fast, has promoted battery module's radiating efficiency.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a battery module technical field especially relates to a heat radiation structure of battery module.
[ background of the invention ]
The existing heat dissipation mode of the battery module generally comprises air cooling and water cooling, and the air cooling heat dissipation mode has the advantages of large heat absorption range, capability of circulating heat absorption and heat dissipation in the whole battery module, and poor heat dissipation efficiency due to the limitation of specific heat capacity of air; the advantage of the water-cooled heat dissipation mode is that the specific heat capacity that benefits from liquid is high, and the endothermic speed is fast, and the radiating effect is good, and the shortcoming can not carry out the omnidirectional heat dissipation to whole battery module inside, forms the heat dissipation dead angle easily. Therefore, how to combine the advantages of water cooling and air cooling to make the heat dissipation effect of the battery module better becomes a problem to be solved urgently.
In view of the above, it is desirable to provide a heat dissipation structure of a battery module to overcome the above-mentioned drawbacks.
[ Utility model ] content
The utility model aims at providing a heat radiation structure of battery module aims at improving the not good problem of radiating effect of battery module, has combined the advantage of forced air cooling and water-cooling heat dissipation mode, has promoted the radiating efficiency.
In order to achieve the above object, the present invention provides a heat dissipation structure of a battery module, which is used for dissipating heat of the battery module and includes a ventilation assembly and a water cooling assembly; the ventilation assembly comprises a plurality of ventilation pipes inserted into the battery module and a fan arranged at one end of each ventilation pipe; the water cooling assembly comprises a plurality of water cooling pipes inserted into the battery module and a water pump for driving liquid in the water cooling pipes to flow; the ventilating pipes and the water cooling pipes are arranged in a staggered manner; each vent pipe is provided with a plurality of air holes, and the plurality of water-cooling pipes are communicated with each other; the water pump and the fan are respectively arranged on two opposite sides of the battery module.
In a preferred embodiment, the plurality of aeration tubes and the plurality of water cooling tubes are arranged in a matrix; the plurality of water-cooling pipes are respectively arranged among the plurality of vent pipes in a staggered mode.
In a preferred embodiment, the plurality of water-cooling pipes all extend out of the battery module, and every two water-cooling pipes are communicated through a communicating pipe to form a mutually communicated sealed pipe system.
In a preferred embodiment, the end of each vent tube remote from the fan is sealed by a sealing nut.
In a preferred embodiment, the battery module further comprises a cover body arranged on the battery module; the cover body is provided with an air inlet for fixing the fan, and one side of the cover body close to the battery module is provided with a plurality of connecting pieces for fixing the battery module.
In a preferred embodiment, the cover and the battery module are sealed by a gasket having a shape corresponding to the cover.
The utility model discloses an in inside crisscross breather pipe and the water-cooled tube that sets up of battery module, the fan sends into battery module with gaseous through the breather pipe in, carry out the omnidirectional heat absorption, promote the inside temperature balance of battery module, the water-cooled tube sets up with the breather pipe is crisscross, carry out efficient heat absorption, water pump drive liquid flows outside heat discharge battery module in the water-cooled tube, realized combining forced air cooling and water-cooled advantage, the heat dissipation cover face is wide, the heat absorption radiating efficiency is fast, the radiating efficiency of battery module has been promoted.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a cross-sectional view of a heat dissipation structure of a battery module according to the present invention;
fig. 2 is an exploded perspective view of the cover shown in fig. 1.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantageous technical effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration only and not by way of limitation.
Referring to fig. 1, the present invention provides a heat dissipation structure 100 for a battery module 200, wherein the battery module includes a plurality of orderly arranged single batteries 201, and both sides of the single batteries are fixed by end plates 202.
In the present embodiment, the heat dissipation structure 100 of the battery module includes a ventilation assembly 10 and a water cooling assembly 20; wherein, the subassembly 10 of ventilating transports the inside of battery module 200 with the air, carries out the omnidirectional and absorbs heat, and water-cooling component 20 absorbs the heat in inside cell 201 of battery module 200 and the air and with the heat outside battery module 200 to realize better radiating effect.
Specifically, the ventilation assembly 10 includes a plurality of ventilation pipes 11 inserted into the battery module 200 and a fan 12 disposed at one end of the plurality of exhaust pipes 11; the breather pipe 11 is made of insulating plastic materials, is arranged between the single batteries 201 and is provided with a plurality of air holes 101, and the fan 12 can radiate the air of the external environment into the battery module 200 through the air holes 101 of the breather pipe 11, so that the coverage range is large, and the balance and consistency of the temperature of each single battery 201 are promoted. Fan 12 is fixed to one of end plates 202 of battery module 200. Furthermore, one end of each vent pipe 11, which is far away from the fan 12, is sealed by the sealing nut 13, that is, one end of the vent pipe 11 is close to the fan 12, and the other end of the vent pipe 11 is sealed by the sealing nut 13, so that air driven by the fan 12 can only enter from one end of the vent pipe 11, and flows from the air hole 101 to the single battery 201, and the utilization rate of the air driven by the fan 12 is improved.
Further, as shown in fig. 2, a cover 14 is disposed on one end plate 202, the cover 14 may be rectangular or arc dome shaped, an air inlet 141 for fixing the fan 12 is disposed on the cover 14, the fan 12 sends the cold air of the external environment into the vent pipe 11 through the air inlet 141, meanwhile, a plurality of connecting members 142 for fixing with the end plate 202 are disposed on one side of the cover 14 close to the battery module 200, and the connecting members 142 are fixed with the end plate 202 by screws or rivets. Furthermore, the cover 14 and the end plate 202 are sealed by a sealing gasket 15, wherein the sealing gasket 15 may be made of a silicone material with certain elasticity, and the shape of the sealing gasket 15 is matched with the shape of the position where the cover 14 is connected with the end plate 202, so that the wind generated by the fan 12 is prevented from flowing out from the gap between the cover 14 and the end plate 202, and the utilization rate of the wind is reduced.
The water cooling module 20 includes a plurality of water cooling pipes 21 inserted into the battery module 200 and a water pump 22 for driving the liquid in the water cooling pipes 21 to flow; in order to avoid short circuit of the battery, the water-cooling tubes 21 are made of insulating materials, are arranged between the single batteries 201, and are filled with liquid which is easy to absorb and dissipate heat, such as liquid water, etc., the water pump 22 drives the liquid to flow in the water-cooling tubes 21, and the liquid exchanges heat with the air in the single batteries 201 and the battery module 200 through the tube walls of the water-cooling tubes 21, namely absorbs heat; specifically, each water-cooled tube 21 extends out of an end plate 202 of the battery module 200, and every two water-cooled tubes 21 are communicated through a communication pipe 23 to form a mutually communicated closed tube system, that is, the water-cooled tubes 21 are mutually communicated through the communication pipe 23, and the water pump 22 drives liquid to circularly flow in the water-cooled tubes 21; wherein, water-cooling tube 21 is located between the cell 201, and communicating pipe 23 is located one side that end plate 202 kept away from cell 201, and liquid absorbs heat when water-cooling tube 21 department flows, dispels the heat when communicating pipe 23 flows, because liquid has higher specific heat capacity, the radiating block that absorbs heat has promoted the radiating efficiency.
In this embodiment, the air pipes 11 and the water cooling pipes 21 are arranged in a staggered manner, and the water pump 22 and the fan 12 are respectively disposed on two opposite sides of the battery module 200, that is, the flow direction of the liquid in the water cooling pipes 21 is opposite to the flow direction of the air in the air pipes 11, so that convection is formed, and the heat absorption efficiency is increased. Specifically, a plurality of breather pipes 11 are arranged with a plurality of water-cooled tubes 21 in the matrix, promptly, a plurality of breather pipes 11 all are equidistant multirow with a plurality of water-cooled tubes 21 and arrange, and every row includes a plurality of equidistant breather pipe 11 or water-cooled tubes 21 of arranging again, and every row's breather pipe 11 sets up with every row of water-cooled tubes 21 crisscross, increases area for convection, promotes the heat absorption effect.
To sum up, the utility model discloses an at inside crisscross breather pipe 11 and the water-cooled tube 21 that sets up of battery module 200, fan 12 sends into battery module 200 with gas through breather pipe 11 in, carry out the omnidirectional heat absorption, promote the inside temperature balance of battery module 200, water-cooled tube 21 sets up with breather pipe 11 is crisscross, carry out efficient heat absorption, water pump 22 drive liquid flows in water-cooled tube 21 outside with heat discharge battery module 200, realized combining forced air cooling and water-cooled advantage, the heat radiation coverage is wide, the heat absorption radiating efficiency is fast, the radiating efficiency of battery module 200 has been promoted.
The invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.
Claims (6)
1. A heat dissipation structure of a battery module is used for dissipating heat of the battery module and is characterized by comprising a ventilation component and a water cooling component; the ventilation assembly comprises a plurality of ventilation pipes inserted into the battery module and a fan arranged at one end of each ventilation pipe; the water cooling assembly comprises a plurality of water cooling pipes inserted into the battery module and a water pump for driving liquid in the water cooling pipes to flow; the ventilating pipes and the water cooling pipes are arranged in a staggered manner; each vent pipe is provided with a plurality of air holes, and the plurality of water-cooling pipes are communicated with each other; the water pump and the fan are respectively arranged on two opposite sides of the battery module.
2. The heat dissipation structure of a battery module according to claim 1, wherein the plurality of breather tubes and the plurality of water-cooled tubes are arranged in a matrix; the plurality of water-cooling pipes are respectively arranged among the plurality of vent pipes in a staggered mode.
3. The heat dissipation structure of a battery module according to claim 1, wherein the plurality of water-cooling tubes all extend out of the battery module, and every two of the water-cooling tubes are communicated through a communication pipe to form a mutually communicated sealed pipe system.
4. The heat dissipation structure of a battery module according to claim 3, wherein an end of each vent tube, which is remote from the fan, is sealed by a sealing nut.
5. The heat dissipation structure of a battery module according to claim 4, further comprising a cover provided on the battery module; the cover body is provided with an air inlet for fixing the fan, and one side of the cover body close to the battery module is provided with a plurality of connecting pieces for fixing the battery module.
6. The heat dissipation structure of a battery module according to claim 5, wherein the lid body and the battery module are sealed by a gasket having a shape corresponding to that of the lid body.
Priority Applications (1)
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CN202021061720.6U CN212848572U (en) | 2020-06-10 | 2020-06-10 | Heat radiation structure of battery module |
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CN202021061720.6U CN212848572U (en) | 2020-06-10 | 2020-06-10 | Heat radiation structure of battery module |
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CN212848572U true CN212848572U (en) | 2021-03-30 |
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CN202021061720.6U Active CN212848572U (en) | 2020-06-10 | 2020-06-10 | Heat radiation structure of battery module |
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2020
- 2020-06-10 CN CN202021061720.6U patent/CN212848572U/en active Active
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