CN210443641U - Battery pack cooling system - Google Patents

Battery pack cooling system Download PDF

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Publication number
CN210443641U
CN210443641U CN201921455163.3U CN201921455163U CN210443641U CN 210443641 U CN210443641 U CN 210443641U CN 201921455163 U CN201921455163 U CN 201921455163U CN 210443641 U CN210443641 U CN 210443641U
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China
Prior art keywords
heat
cooling water
battery pack
plate
cooling
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CN201921455163.3U
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Chinese (zh)
Inventor
何光明
李克俭
何凯翔
武显平
黄平江
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Xinjiang Smei New Energy Co Ltd
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Xinjiang Smei New Energy Co Ltd
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Priority to CN201921455163.3U priority Critical patent/CN210443641U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model relates to a group battery cooling technology field just discloses a group battery cooling system, including group battery body and casing, the group battery body is located the inside of casing, the fixed surface of group battery body installs the heat transfer plate, the outside of heat transfer plate is provided with the heat-conducting plate. This group battery cooling system, detect the temperature on group battery body surface through temperature sensor, when the temperature is ten to sixty degrees, through the heat transfer plate with the leading-in heat-conducting plate on of the heat on group battery body surface, then through heat conduction silicone grease with the leading-in heating panel of heat, when the temperature on group battery body surface reaches more than the sixty degrees, through controller control water pump switch start-up suction pump, leading-in to the cooling water pipe in with cooling water tank through the suction pump this moment, carry out the water-cooling to it through cooling water pipe, strengthen its cooling efficiency, thereby reached convenient to use and the better purpose of radiating effect.

Description

Battery pack cooling system
Technical Field
The utility model relates to a group battery cooling technology field specifically is a group battery cooling system.
Background
The battery pack is divided into a series battery pack and a parallel battery pack, the parallel battery pack requires that the voltage of each battery is the same, the output voltage is equal to the voltage of one battery, the parallel battery pack can provide stronger current, the series battery pack does not have excessive requirements, the battery packs are connected in series and in parallel, the parallel battery pack requires that the voltage of each battery is the same, the output voltage is equal to the voltage of one battery, the parallel battery pack can provide stronger current, the series battery pack does not have excessive requirements, the series battery pack can provide higher voltage as long as the capacity of the batteries is not too large, the battery packs are widely used in our lives, a television remote controller, an electronic toy and a flashlight are provided with the series battery packs, the battery packs can generate more heat when in use, and if the battery packs are not radiated, the service life of the battery packs can be greatly shortened.
Generally cool off the group battery through dividing cold among the prior art, set up a plurality of fan through the surface at the group battery promptly, cool air through the circulation dispels the heat to its surface, this kind of mode radiating effect is relatively poor, can only be comparatively obvious at radiating effect under the not very long condition of group battery live time, and group battery live time is longer, can produce more heat, at this moment only carry out the cooling effect with the forced air cooling relatively poor, the heat that hardly in time produced the group battery dispels away, lead to the life of group battery to reduce, so now propose a group battery cooling system and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a group battery cooling system possesses advantages such as convenient to use and radiating effect are better, it is relatively poor to have solved the radiating mode radiating effect among the prior art, can only be comparatively obvious at radiating effect under the not very long condition of group battery live time, and group battery live time is longer, can produce more heat, at this moment only carry out the cooling effect with the forced air cooling relatively poor, hardly in time dispel the heat that the group battery produced, the problem that leads to the life reduction of group battery.
(II) technical scheme
For realizing above-mentioned convenient to use and better purpose of radiating effect, the utility model provides a following technical scheme: a battery pack cooling system comprises a battery pack body and a shell, wherein the battery pack body is positioned in the shell, a heat transfer plate is fixedly arranged on the surface of the battery pack body, a heat conduction plate is arranged on the outer side of the heat transfer plate, cooling water pipes are fixedly arranged on the front side and the back side between the heat conduction plate and the heat transfer plate respectively, heat dissipation plates are arranged on the front side and the back side of the heat conduction plate respectively, two fixing plates are fixedly arranged on one side, far away from the heat conduction plate, of each heat dissipation plate, one side, far away from the heat dissipation plates, of each fixing plate extends to the outer part of the shell, a heat dissipation fan is fixedly arranged in the middle of each fixing plate, four temperature sensors are fixedly arranged on the front side and the back side inside of the shell respectively, the outer sides of the, the bottom fixedly connected with inlet tube on cooling water tank right side, two the back flow respectively with front and back condenser tube's play water end fixed connection, cooling water tank's one end is kept away from to the inlet tube respectively with two condenser tube's the end fixed connection that intakes, the surface of inlet tube and the right side fixed mounting that is located cooling water tank have the suction pump, temperature sensor's output end fixedly connected with controller, the input electricity of controller is connected with the power, the output electricity respectively of controller is connected with water pump switch and fan switch.
Preferably, the right side fixedly connected with water injection pipe at cooling water tank top, cooling water tank's front fixed mounting has the observation window.
Preferably, the top of casing is located the below of inlet tube and has seted up first through-hole, the one end that cooling water tank was kept away from to the inlet tube runs through first through-hole and fixed connection in condenser tube's the end of intaking.
Preferably, a second through hole is formed in the top of the shell and below the return pipe, and one end, far away from the cooling water tank, of the return pipe penetrates through the second through hole and is fixedly connected to the water outlet end of the cooling water pipe.
Preferably, two mounting grooves are formed in the front face and the back face of the shell, and one side, away from the heat dissipation plate, of the fixing plate penetrates through the mounting grooves and extends to the outside of the shell.
Preferably, the front and the back of the housing are both provided with two third through holes above and at the bottom of the fixing plate, and the outer side of the temperature sensor penetrates through the third through holes and extends to the outside of the housing.
Preferably, the front surface and the back surface of the heat conducting plate are fixedly provided with heat conducting silicone grease, and the heat radiating plate is fixedly connected with the heat conducting plate through the heat conducting silicone grease.
Preferably, the top and the bottom of the heat-conducting plate are fixedly provided with a plurality of connecting blocks, and the heat-conducting plate is fixedly connected with the shell through the connecting blocks.
(III) advantageous effects
Compared with the prior art, the utility model provides a group battery cooling system possesses following beneficial effect:
1. this group battery cooling system, detect the temperature on group battery body surface through temperature sensor, when the temperature is ten to sixty degrees, through the heat transfer plate with the leading-in heat-conducting plate on the heat of group battery body surface, then through heat conduction silicone grease with the leading-in heating panel of heat on, control fan switch through the controller starts the heat dissipation fan this moment, dispel the heat to the heating panel through the heat dissipation fan, reach preliminary radiating effect, when the temperature on group battery body surface reaches more than sixty degrees, control water pump switch through the controller and start the suction pump, at this moment, the cooling water that will cool water tank in through the suction pump is leading-in to in the cooling water pipe, carry out the water-cooling through the cooling water pipe, strengthen its cooling efficiency, thereby reached convenient to use and the better purpose of radiating effect.
2. This group battery cooling system, change through the cooling water of water injection pipe in to coolant tank, avoid its long-term use to lead to the cooling efficiency to reduce, then observe in to coolant tank through the observation window, the volume of avoiding the cooling water is not enough, the mounting groove makes fixed plate and heat dissipation fan can make things convenient for the surface to the heating panel to dispel the heat more, increase heat conduction efficiency through heat conduction silicone grease, make the heat on the heat-conducting plate can more the efficient conduct on the heating panel, then through fixed heat-conducting plate of connecting block and casing, make its installation more firm, thereby convenient to use and the better purpose of radiating effect have been reached.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a side sectional view of the overall structure of the present invention;
FIG. 3 is a front sectional view of the cooling water pipe and the return pipe according to the present invention;
FIG. 4 is a top view of the cooling water tank of the present invention;
fig. 5 is a block diagram of the working principle of the present invention.
In the figure: 1. a housing; 2. a temperature sensor; 3. mounting grooves; 4. a return pipe; 5. a cooling water tank; 6. a water injection pipe; 7. a water pump; 8. a water inlet pipe; 9. a fixing plate; 10. a heat dissipation fan; 11. a battery pack body; 12. a heat dissipation plate; 13. a heat transfer plate; 14. heat-conducting silicone grease; 15. a heat conducting plate; 16. a cooling water pipe; 17. a power source; 18. a water pump switch; 19. a controller; 20. and (6) a fan switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, a battery pack cooling system includes a battery pack body 11 and a housing 1, the battery pack body 11 is located inside the housing 1, a heat transfer plate 13 is fixedly mounted on the surface of the battery pack body 11, a heat conduction plate 15 is disposed on the outer side of the heat transfer plate 13, cooling water pipes 16 are fixedly mounted on the front and back surfaces between the heat conduction plate 15 and the heat transfer plate 13, heat dissipation plates 12 are disposed on the front and back surfaces of the heat conduction plate 15, two fixing plates 9 are fixedly mounted on one side of the heat dissipation plate 12 away from the heat conduction plate 15, one side of the fixing plate 9 away from the heat dissipation plate 12 extends to the outside of the housing 1, a heat dissipation fan 10 is fixedly mounted in the middle of the fixing plate 9, four temperature sensors 2 are fixedly mounted on the front and back surfaces inside the housing 1, the outer, the front side and the back side of the left side of the cooling water tank 5 are fixedly connected with return pipes 4, the bottom of the right side of the cooling water tank 5 is fixedly connected with a water inlet pipe 8, the two return pipes 4 are respectively and fixedly connected with water outlet ends of front side and back side cooling water pipes 16, one end of the water inlet pipe 8 far away from the cooling water tank 5 is respectively and fixedly connected with water inlet ends of the two cooling water pipes 16, a water suction pump 7 is fixedly installed on the surface of the water inlet pipe 8 and positioned on the right side of the cooling water tank 5, an output end of the temperature sensor 2 is fixedly connected with a controller 19, an input end of the controller 19 is electrically connected with a power supply 17, an output end of the controller 19 is respectively and electrically connected with a water pump switch 18 and a fan switch 20, when the temperature sensor 2 is used, the temperature on the surface of the battery pack body, then through heat conduction silicone grease 14 with heat introduction to heating panel 12 on, start heat dissipation fan 10 through controller 19 control fan switch 20 this moment, dispel the heat to heating panel 12 through heat dissipation fan 10, reach preliminary radiating effect, when the temperature on battery pack body 11 surface reaches more than sixty degrees, start suction pump 7 through controller 19 control water pump switch 18, at this moment through suction pump 7 with the leading-in condenser tube 16 of cooling water in the condenser tube 5 in, carry out the water-cooling to it through condenser tube 16, strengthen its cooling efficiency, thereby reached convenient to use and the better purpose of radiating effect.
Specifically, the right side fixedly connected with water injection pipe 6 at 5 tops of coolant tank, the positive fixed mounting of coolant tank 5 has the observation window, changes the cooling water in coolant tank 5 through water injection pipe 6, avoids its long-term use to lead to the cooling efficiency to reduce, then observes in coolant tank 5 through the observation window, avoids the volume of cooling water not enough.
Specifically, the top of the casing 1 is located below the water inlet pipe 8 and is provided with a first through hole, one end of the water inlet pipe 8, which is far away from the cooling water tank 5, penetrates through the first through hole and is fixedly connected to the water inlet end of the cooling water pipe 16, and the connection between the water inlet pipe 8 and the cooling water pipe 16 is more convenient through the first through hole.
Specifically, a second through hole is formed in the top of the casing 1 and located below the return pipe 4, one end, far away from the cooling water tank 5, of the return pipe 4 penetrates through the second through hole and is fixedly connected to the water outlet end of the cooling water pipe 16, and the return pipe 4 and the cooling water pipe 16 are more conveniently connected through the second through hole.
Specifically, two mounting grooves 3 have all been seted up at casing 1's the front and the back, and one side that heating panel 12 was kept away from to fixed plate 9 runs through mounting groove 3 and extends to casing 1's outside, makes fixed plate 9 and heat dissipation fan 10 can make things convenient for the surface to dispel the heat to heating panel 12 more through mounting groove 3.
Specifically, two third through holes have all been seted up to the front and the back of casing 1 and the top and the bottom that are located fixed plate 9, and temperature sensor 2's the outside runs through the third through hole and extends to casing 1's outside, makes things convenient for temperature sensor 2's installation more through the third through hole.
Specifically, the front and back of the heat conducting plate 15 are fixedly provided with heat conducting silicone grease 14, the heat conducting plate 12 is fixedly connected with the heat conducting plate 15 through the heat conducting silicone grease 14, the heat conducting efficiency is increased through the heat conducting silicone grease 14, and heat on the heat conducting plate 15 can be conducted to the heat conducting plate 12 more efficiently.
Specifically, the top and the bottom of heat-conducting plate 15 are all fixedly mounted with a plurality of connecting blocks, and heat-conducting plate 15 and casing 1 are fixed through connecting blocks between heat-conducting plate 15 and casing 1, so that the installation is more stable.
The working principle is as follows: when using, detect the temperature on group battery body 11 surface through temperature sensor 2, when the temperature is ten to sixty degrees, through heat transfer plate 13 with the leading-in heat-conducting plate 15 of the heat on group battery body 11 surface, then through heat conduction silicone grease 14 with the leading-in heat to heating panel 12 on, control fan switch 20 through controller 19 starts heat dissipation fan 10 this moment, dispel the heat through heat dissipation fan 10 to heating panel 12, reach preliminary radiating effect, when the temperature on group battery body 11 surface reaches more than sixty degrees, control water pump switch 18 through controller 19 and start suction pump 7, at this moment through suction pump 7 with the cooling water of coolant tank 5 leading-in to condenser tube 16 in, carry out the water-cooling to it through condenser tube 16, strengthen its cooling efficiency, thereby reached convenient to use and radiating effect better purpose.
In summary, the battery pack cooling system detects the temperature of the surface of the battery pack body 11 through the temperature sensor 2, when the temperature is ten to sixty degrees, the heat of the surface of the pack body 11 is conducted to the heat conductive plate 15 through the heat transfer plate 13, then the heat is conducted to the heat dissipation plate 12 through the heat conductive silicone grease 14, at this time, the fan switch 20 is controlled by the controller 19 to start the heat dissipation fan 10, the heat dissipation plate 12 is dissipated through the heat dissipation fan 10, so as to achieve the primary heat dissipation effect, when the temperature of the surface of the battery pack body 11 reaches more than sixty degrees, the controller 19 controls the water pump switch 18 to start the water pump 7, at this time, the cooling water in the cooling water tank 5 is guided into the cooling water pipe 16 by the water pump 7, the cooling water pipe 16 is used for water cooling, so that the cooling efficiency is improved, and the purposes of convenience in use and better heat dissipation effect are achieved.
And, change the cooling water in cooling water tank 5 through water injection pipe 6, avoid its long-term use to lead to the cooling efficiency to reduce, then observe in cooling water tank 5 through the observation window, avoid the volume of cooling water not enough, mounting groove 3 makes fixed plate 9 and heat dissipation fan 10 can make things convenient for the surface to dispel the heat to heating panel 12 more, increase heat conduction efficiency through heat conduction silicone grease 14, make the heat on the heat-conducting plate 15 can conduct on heating panel 12 more efficient, then through fixed heat-conducting plate 15 of connecting block and casing 1, make its installation more firm, thereby reached convenient to use and radiating effect better purpose.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A battery pack cooling system comprising a battery pack body (11) and a case (1), characterized in that: the battery pack comprises a battery pack body (11), a heat transfer plate (13) is fixedly mounted on the surface of the battery pack body (11), a heat conduction plate (15) is arranged on the outer side of the heat transfer plate (13), cooling water pipes (16) are fixedly mounted on the front surface and the back surface between the heat conduction plate (15) and the heat transfer plate (13), heat dissipation plates (12) are arranged on the front surface and the back surface of the heat conduction plate (15), two fixing plates (9) are fixedly mounted on one side, far away from the heat conduction plate (15), of the heat dissipation plates (12) of the heat dissipation plates (9) and extend to the outside of the casing (1), heat dissipation fans (10) are fixedly mounted in the middle of the fixing plates (9), four temperature sensors (2) are fixedly mounted on the front surface and the back surface of the casing (1), and the outside of the temperature sensors (2, a cooling water tank (5) is fixedly arranged at the top of the shell (1), the front surface and the back surface of the left side of the cooling water tank (5) are fixedly connected with return pipes (4), the bottom of the right side of the cooling water tank (5) is fixedly connected with a water inlet pipe (8), the two return pipes (4) are respectively and fixedly connected with the water outlet ends of the front and back cooling water pipes (16), one end of the water inlet pipe (8) far away from the cooling water tank (5) is respectively fixedly connected with the water inlet ends of the two cooling water pipes (16), a water suction pump (7) is fixedly arranged on the surface of the water inlet pipe (8) and positioned on the right side of the cooling water tank (5), the output end of the temperature sensor (2) is fixedly connected with a controller (19), the input end of the controller (19) is electrically connected with a power supply (17), and the output end of the controller (19) is respectively electrically connected with a water pump switch (18) and a fan switch (20).
2. A battery pack cooling system according to claim 1, wherein: the right side fixedly connected with water injection pipe (6) at cooling water tank (5) top, the positive fixed mounting of cooling water tank (5) has the observation window.
3. A battery pack cooling system according to claim 1, wherein: the top of casing (1) is located the below of inlet tube (8) and has seted up first through-hole, the one end that coolant tank (5) were kept away from in inlet tube (8) runs through first through-hole and fixed connection in the end of intaking of cooling water pipe (16).
4. A battery pack cooling system according to claim 1, wherein: and a second through hole is formed in the top of the shell (1) and below the return pipe (4), and one end, far away from the cooling water tank (5), of the return pipe (4) penetrates through the second through hole and is fixedly connected to the water outlet end of the cooling water pipe (16).
5. A battery pack cooling system according to claim 1, wherein: two mounting grooves (3) have all been seted up to the front and the back of casing (1), one side that heating panel (12) were kept away from in fixed plate (9) runs through mounting groove (3) and extends to the outside of casing (1).
6. A battery pack cooling system according to claim 1, wherein: two third through holes are formed in the front face and the back face of the shell (1) and located above and at the bottom of the fixing plate (9), and the outer side of the temperature sensor (2) penetrates through the third through holes and extends to the outer portion of the shell (1).
7. A battery pack cooling system according to claim 1, wherein: the heat-conducting plate is characterized in that heat-conducting silicone grease (14) is fixedly mounted on the front surface and the back surface of the heat-conducting plate (15), and the heat-radiating plate (12) is fixedly connected with the heat-conducting plate (15) through the heat-conducting silicone grease (14).
8. A battery pack cooling system according to claim 1, wherein: the heat conduction plate is characterized in that a plurality of connecting blocks are fixedly mounted at the top and the bottom of the heat conduction plate (15), and the heat conduction plate (15) is fixedly connected with the shell (1) through the connecting blocks.
CN201921455163.3U 2019-09-03 2019-09-03 Battery pack cooling system Active CN210443641U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921455163.3U CN210443641U (en) 2019-09-03 2019-09-03 Battery pack cooling system

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Application Number Priority Date Filing Date Title
CN201921455163.3U CN210443641U (en) 2019-09-03 2019-09-03 Battery pack cooling system

Publications (1)

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CN210443641U true CN210443641U (en) 2020-05-01

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CN201921455163.3U Active CN210443641U (en) 2019-09-03 2019-09-03 Battery pack cooling system

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112490528A (en) * 2020-11-12 2021-03-12 淮北辰威科技有限公司 Battery pack device
CN113555623A (en) * 2021-09-23 2021-10-26 江苏久祥汽车电器集团有限公司 Heat radiation structure of group battery
CN114361651A (en) * 2022-01-11 2022-04-15 湖南大学 Power battery module and integrated cooling system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112490528A (en) * 2020-11-12 2021-03-12 淮北辰威科技有限公司 Battery pack device
CN113555623A (en) * 2021-09-23 2021-10-26 江苏久祥汽车电器集团有限公司 Heat radiation structure of group battery
CN114361651A (en) * 2022-01-11 2022-04-15 湖南大学 Power battery module and integrated cooling system
CN114361651B (en) * 2022-01-11 2023-06-23 湖南大学 Integrated cooling system of power battery module

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