CN218274780U - New energy automobile battery box heat radiation structure - Google Patents
New energy automobile battery box heat radiation structure Download PDFInfo
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- CN218274780U CN218274780U CN202222520209.3U CN202222520209U CN218274780U CN 218274780 U CN218274780 U CN 218274780U CN 202222520209 U CN202222520209 U CN 202222520209U CN 218274780 U CN218274780 U CN 218274780U
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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 belongs to the technical field of car battery box technique and specifically relates to a new energy automobile battery box heat radiation structure, including installing the battery box at vehicle chassis, install a plurality of rows of battery module in the battery box, the battery box includes the apron, just arranges a plurality of heat-conducting plate between the battery module in with the apron rigid coupling, the apron is the roof or the bottom plate of battery box, at least one air exhaust runner, an at least inlet channel have been seted up in the apron, the heat transfer groove has been seted up in the heat-conducting plate, heat transfer groove and air exhaust runner and inlet channel intercommunication, when the car traveles, air exhaust runner and the first air current region intercommunication in car place, inlet channel and the regional intercommunication of the second air current in car place, first air current region atmospheric pressure is less than the regional atmospheric pressure of second air current. The device does not need to additionally arrange a power source for cooling, and realizes the effect of automatic cooling by utilizing the structure of the automobile box body and the condition of air flow distribution during driving.
Description
Technical Field
The utility model relates to an automobile battery box technical field especially relates to a new energy automobile battery box heat radiation structure.
Background
New energy automobile is through battery powered, and a large amount of battery modules can be installed to the chassis of car, and the driving in-process battery can produce a large amount of heats, if the battery can not effectually dispel the heat, not only can accelerate power consumption, probably cause the battery to explode moreover, and the general radiator fan who has the power supply of traditional heat dissipation carries out electronic heat dissipation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air current state carries out radiating structure when relying on battery box structure and driving, does not need the power supply just can radiating new energy automobile battery box heat radiation structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a new energy automobile battery box heat radiation structure, is including installing the battery box at vehicle chassis, install a plurality of rows of battery module in the battery box, the battery box includes the apron, with the apron rigid coupling and arrange a plurality of heat-conducting plate between the battery module in, the apron is the roof or the bottom plate of battery box, at least one exhaust runner, at least one inlet channel have been seted up in the apron, heat-transfer groove has been seted up in the heat-conducting plate, heat-transfer groove and exhaust runner and inlet channel intercommunication, when the car went, the exhaust runner communicates with the first air current district at car place, inlet channel communicates with the second air current district at car place, first air current district atmospheric pressure is less than the regional atmospheric pressure of second air current.
The cover plate is positioned on the air inlet flow passage and is provided with a plurality of air inlet holes, the air inlet flow passage is communicated with the heat exchange groove through the air inlet holes, the cover plate is positioned on the air exhaust flow passage and is provided with a plurality of air exhaust holes, and the air exhaust flow passage is communicated with the heat exchange groove through the air exhaust holes.
The heat-conducting plate is internally and hermetically provided with a plurality of vertically arranged second barrier plates, the heat exchange groove is divided into a plurality of independent heat exchange groove units, each heat exchange groove unit is internally provided with at least one air inlet hole, at least one exhaust hole and each heat exchange groove unit is internally provided with at least one first barrier plate, an air flow gap is reserved between one end of the first barrier plate and the cover plate fixedly connected, one end of the first barrier plate and the battery box body, the air inlet hole and the exhaust hole are respectively positioned on two sides of the first barrier plate, and air flow enters the heat exchange groove unit through the air inlet hole and is exhausted from the exhaust hole by bypassing the first barrier plate.
The heat-conducting plates are arranged in an array along the length direction of the automobile, the air inlet flow channel and the air exhaust flow channel are arranged along the length direction of the automobile, one end of the air inlet flow channel, which is close to the head of the automobile, is open, one end of the air inlet flow channel, which is close to the tail of the automobile, is sealed, and one end of the air exhaust flow channel, which is close to the tail of the automobile, is open, and one end of the air exhaust flow channel, which is close to the head of the automobile, is sealed.
The front end of the air inlet flow channel is communicated with and provided with a second extension pipe, the second extension pipe extends to a positive pressure area and/or a normal pressure area and/or a micro negative pressure area where an automobile is located, the rear end of the air exhaust flow channel is communicated with and provided with a first extension pipe, the first extension pipe extends to the micro negative pressure area and/or the negative pressure area where the automobile is located, and the negative pressure of the micro negative pressure area is smaller than the negative pressure of the negative pressure area.
A first switch valve is installed at the exhaust end of the exhaust runner, and a second switch valve is installed at the air inlet end of the air inlet runner.
And heat-conducting silica gel is filled between the heat-conducting plate and the battery module.
The utility model provides a pair of new energy automobile battery box heat radiation structure, beneficial effect lies in: the device has the advantages that the pressure of the air flow area where the air inlet end of the air inlet channel is located is large, the pressure of the air flow area where the air exhaust end of the air exhaust channel is located is small, the continuous cooling purpose of air flow entering from the air inlet channel and exhausted from the air exhaust channel is achieved under the action of air pressure difference, a power source for cooling does not need to be additionally arranged, and the automatic cooling effect is achieved by utilizing the structure of the automobile box body and the condition of air flow distribution during driving.
Drawings
Fig. 1 is a schematic structural view of the position relationship between the battery module and the heat-conducting plate in the battery box of the present invention;
FIG. 2 is a schematic structural view of the heat-conducting plate and the cover plate of the present invention;
FIG. 3 is a schematic view of the bottom structure of the cover plate of the present invention;
FIG. 4 is a schematic structural view of the exhaust channel, the intake channel, the exhaust hole and the intake hole when the cover plate of the present invention is cut away;
fig. 5 is a left side view schematic sectional structure of fig. 1 of the present invention.
In the figure: the battery box comprises a battery box body 1, a battery module 2, a cover plate 3, a heat conducting plate 4, a first extension pipe 5, a second extension pipe 6, a heat exchange groove unit 7, an exhaust hole 8, an air inlet hole 9, an exhaust flow channel 10, an air inlet flow channel 11, a first blocking plate 12 and a second blocking plate 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-5, a new energy vehicle battery box heat dissipation structure includes a battery box 1 installed on a vehicle chassis, a plurality of rows of battery modules 2 are installed in the battery box 1, the plurality of rows of battery modules 2 are arranged in an array along a vehicle length direction, an insertion seam is left between adjacent battery modules, the battery box 1 includes a cover plate 3, a plurality of heat conduction plates 4 fixedly connected to the cover plate 3 and disposed between the battery modules 2, a heat conduction plate is disposed between every two adjacent battery modules 2, the heat conduction plates 4 are generally made of aluminum plates or copper plates, in order to avoid electric leakage, an insulating coating is coated on the surfaces of the aluminum plates or copper plates, the cover plate 3 is a top plate or a bottom plate of the battery box 1, or both the top plate and the bottom plate are provided with the cover plate structure in the device, at least one exhaust channel 10 and at least one intake channel 11 are disposed in the cover plate 3, heat exchange channels are disposed in the heat conduction plates 4, the heat exchange channels are communicated with the exhaust channel 10 and the intake channel 11, the intake channel 11 is used for conveying airflow to the intake channel in the heat exchange channel 10, when the heat exchange channel is communicated with a second exhaust channel, the pressure area of the vehicle is smaller than the second air pressure area of the vehicle, and the second heat exchange channel is communicated with the vehicle.
The device has the advantages that the pressure of the air flow area where the air inlet end of the air inlet flow passage 11 is located is large, the pressure of the air flow area where the air exhaust end of the air exhaust flow passage 10 is located is small, the continuous cooling purpose that air flows enter from the air inlet flow passage 11 and are discharged from the air exhaust flow passage 10 is achieved under the action of air pressure difference, a power source for cooling does not need to be additionally arranged, and the automatic cooling effect is achieved by utilizing the structure of an automobile box body and the distribution condition of the air flows during driving.
In one embodiment, the cover plate 3 has a plurality of inlet holes 9 on the inlet flow channel 11, the inlet flow channel 11 is communicated with the heat exchange tank through the inlet holes 9, the cover plate 3 has a plurality of exhaust holes 8 on the exhaust flow channel 10, and the exhaust flow channel 10 is communicated with the heat exchange tank through the exhaust holes 8. Referring to fig. 2, 3 and 4, the air inlet channel 11 and the air outlet channel 10 are arranged along the length direction of the automobile, the air outlet channels 10 and the air inlet channels 11 are alternately distributed along the width direction of the automobile at intervals, each air outlet channel 10 is provided with a plurality of air outlet holes 8 along the length direction of the air outlet channel 10, each air inlet channel 11 is provided with a plurality of air inlet holes 9 along the length direction of the air inlet channel 11, the structure is favorable for assembling the battery module inside the battery box body, the heat conduction plate is convenient to insert between the battery modules, and meanwhile, the heat conduction plate is convenient to be communicated with the air outlet channels 10 and the air inlet channels 11.
As a further implementation manner, referring to fig. 5, a plurality of vertically arranged second blocking plates 13 are hermetically installed in the heat conducting plate 4, the heat exchange tank is separated into a plurality of independent heat exchange tank units 7 by the second blocking plates 13, each heat exchange tank unit 7 is internally provided with at least one air inlet 9 and at least one air outlet 8, each heat exchange tank unit 7 is internally provided with at least one first blocking plate 12, one end of each first blocking plate 12 is fixedly connected with the cover plate 3, an air flow gap is reserved between one end of each first blocking plate and the battery box body 1, the air inlet 9 and the air outlet 8 are respectively located on two sides of the first blocking plate 12, and air flow enters the heat exchange tank unit 7 through the air inlet 9 and is discharged from the air outlet 8 by bypassing the first blocking plates 12. A plurality of independent heat exchange groove units 7 are formed in each heat conduction plate 4 through the second barrier plates 13, and each heat exchange groove unit 7 is communicated with an exhaust hole 8 and an air inlet hole 9, so that each heat conduction plate 4 can form a plurality of independent heat dissipation units, and the heat dissipation effect is further improved.
A plurality of heat-conducting plate 4 sets up along car length direction array, and inlet channel 11, exhaust runner 10 all set up along car length direction, and inlet channel 11 is uncovered, is close to the one end of car afterbody to be sealed the setting near the one end of car head, and exhaust runner 10 is uncovered, is close to the one end of car afterbody to be sealed the setting, and in the time of the driving, the locomotive position generally is positive pressure district, and the rear of a vehicle position generally is negative pressure district.
Referring to fig. 2, the front end of the intake runner 11 is provided with a second extension pipe 6 in a communicating manner, the second extension pipe 6 extends to a positive pressure area and/or a normal pressure area and/or a micro negative pressure area where the automobile is located, the rear end of the exhaust runner 10 is provided with a first extension pipe 5 in a communicating manner, the first extension pipe 5 extends to a micro negative pressure area and/or a negative pressure area where the automobile is located, the negative pressure in the micro negative pressure area is less than the negative pressure in the negative pressure area, because the intake runner 11 is communicated with the exhaust runner 10 through the heat exchange groove, when the air pressure of the intake runner 11 is greater than the air pressure of the exhaust runner 10, the airflow enters the heat exchange groove from the intake runner 11, and the airflow carries the heat of the heat conducting plate 4 out of the exhaust runner 10, so as to realize the automatic temperature reduction effect. To avoid impurities or gas flow from the first extension pipe 5 into the degassing channel 10, a one-way degassing duckbill valve may be provided at the first extension pipe 5.
The general atmospheric pressure of rear of a vehicle is lower when driving, and is the ordinary pressure state in the car generally, therefore, exhaust runner 10 communicates the car afterbody, and inside intake runner 11 intercommunication car, make exhaust runner 10, intake runner 11 form atmospheric pressure differential pressure when driving, impel the air current to flow and the cooling to the heat-conducting plate to this device is because the regional reasonable setting of following the regional of car air current distribution of admitting air and exhaust, can not additionally increase the resistance of car because the setting of this device.
The first switch valve is installed at the exhaust end of the exhaust runner 10, the second switch valve is installed at the air inlet end of the air inlet runner 11, and when the temperature does not need to be reduced, the exhaust runner 10 and/or the air inlet runner 11 can be closed through the switch valves.
In order to improve the heat conduction effect, heat conduction silica gel is filled between the heat conduction plate 4 and the battery module 2.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model thereof, the technical solution, concept and design obtained by equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a new energy automobile battery box heat radiation structure, is including installing battery box (1) at vehicle chassis, install a plurality of rows of battery module (2) in battery box (1), its characterized in that, battery box (1) include apron (3), with apron (3) rigid coupling and place a plurality of heat-conducting plate (4) between battery module (2) in, apron (3) are the roof or the bottom plate of battery box (1), at least one air exhaust runner (10), at least one inlet channel (11) have been seted up in apron (3), heat transfer groove has been seted up in heat-conducting plate (4), heat transfer groove and air exhaust runner (10) and inlet channel (11) intercommunication, when the car went, air exhaust runner (10) and the first airflow zone territory intercommunication at car place, inlet channel (11) and the second airflow zone territory intercommunication at car place, first airflow zone atmospheric pressure is less than the second airflow zone atmospheric pressure.
2. The heat dissipation structure of the battery box body of the new energy automobile as claimed in claim 1, wherein the cover plate (3) is provided with a plurality of air inlet holes (9) at an air inlet flow passage (11), the air inlet flow passage (11) is communicated with the heat exchange groove through the air inlet holes (9), the cover plate (3) is provided with a plurality of air outlet holes (8) at an air outlet flow passage (10), and the air outlet flow passage (10) is communicated with the heat exchange groove through the air outlet holes (8).
3. The heat dissipation structure of the battery box body of the new energy automobile as claimed in claim 2, wherein a plurality of vertically arranged second blocking plates (13) are hermetically installed in the heat conduction plate (4), the heat exchange tank is divided into a plurality of independent heat exchange tank units (7) through the second blocking plates (13), at least one air inlet hole (9) and at least one air outlet hole (8) are formed in each heat exchange tank unit (7), at least one first blocking plate (12) is arranged in each heat exchange tank unit (7), one end of each first blocking plate (12) is fixedly connected with the cover plate (3), an air flow gap is reserved between one end of each first blocking plate and the battery box body (1), the air inlet hole (9) and the air outlet hole (8) are respectively located on two sides of the first blocking plate (12), and air flow enters the heat exchange tank units (7) through the air inlet holes (9) and bypasses the first blocking plates (12) to be discharged from the air outlet holes (8).
4. The new energy automobile battery box body heat dissipation structure according to any one of claims 1 to 3, wherein a plurality of the heat conduction plates (4) are arranged in an array along a length direction of an automobile, the air inlet flow channel (11) and the air exhaust flow channel (10) are both arranged along the length direction of the automobile, one end of the air inlet flow channel (11) close to the head of the automobile is open, and one end of the air exhaust flow channel (10) close to the tail of the automobile is sealed, and the other end of the air exhaust flow channel is open, and the other end of the air exhaust flow channel is sealed.
5. The heat dissipation structure of the battery box body of the new energy automobile as claimed in claim 4, wherein a second extension pipe (6) is installed at the front end of the air inlet flow channel (11) in a communicating manner, the second extension pipe (6) extends to a positive pressure area and/or a normal pressure area and/or a micro negative pressure area where the automobile is located, a first extension pipe (5) is installed at the rear end of the air exhaust flow channel (10) in a communicating manner, the first extension pipe (5) extends to a micro negative pressure area and/or a negative pressure area where the automobile is located, and the negative pressure in the micro negative pressure area is smaller than the negative pressure in the negative pressure area.
6. The new energy automobile battery box heat dissipation structure as defined in claim 1, 2, 3 or 5, wherein a first switch valve is installed at an exhaust end of the exhaust flow passage (10), and a second switch valve is installed at an intake end of the intake flow passage (11).
7. The heat dissipation structure of the battery box body of the new energy automobile as claimed in claim 1, wherein a heat conduction silica gel is filled between the heat conduction plate (4) and the battery module (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222520209.3U CN218274780U (en) | 2022-09-22 | 2022-09-22 | New energy automobile battery box heat radiation structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222520209.3U CN218274780U (en) | 2022-09-22 | 2022-09-22 | New energy automobile battery box heat radiation structure |
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| CN218274780U true CN218274780U (en) | 2023-01-10 |
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| CN202222520209.3U Active CN218274780U (en) | 2022-09-22 | 2022-09-22 | New energy automobile battery box heat radiation structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117039242A (en) * | 2023-08-08 | 2023-11-10 | 杭州重红科技有限公司 | Lithium battery protection device |
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2022
- 2022-09-22 CN CN202222520209.3U patent/CN218274780U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117039242A (en) * | 2023-08-08 | 2023-11-10 | 杭州重红科技有限公司 | Lithium battery protection device |
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