CN210136901U - Battery pack for vehicle - Google Patents
Battery pack for vehicle Download PDFInfo
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- CN210136901U CN210136901U CN201920746587.9U CN201920746587U CN210136901U CN 210136901 U CN210136901 U CN 210136901U CN 201920746587 U CN201920746587 U CN 201920746587U CN 210136901 U CN210136901 U CN 210136901U
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- 239000003507 refrigerant Substances 0.000 description 31
- 238000012546 transfer Methods 0.000 description 30
- 239000003245 coal Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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 battery package of vehicle, battery package of vehicle includes: the battery pack comprises an upper battery module, a lower battery module and a first heat exchange plate system, wherein the upper battery module and the lower battery module are positioned in the battery pack, and the first heat exchange plate system is clamped between the upper battery module and the lower battery module. Therefore, the first heat exchange plate system is arranged, so that the battery pack can be kept in a proper temperature range, the power performance of the battery pack can be fully exerted, and the endurance mileage of the battery pack can be ensured.
Description
Technical Field
The utility model belongs to the technical field of the vehicle and specifically relates to a battery package of vehicle is related to.
Background
In the related technology, when the vehicle runs under a high-temperature condition, the battery pack of the existing pure electric vehicle can report an over-temperature fault, the power limiting phenomenon occurs, the power performance experience of a customer is influenced, and when the vehicle runs under a low-temperature condition, the battery pack can cause the problem that the endurance mileage is seriously shrunk, so that the running mileage of the vehicle is greatly reduced. In addition, in order to improve the energy density of the battery pack and fully utilize the limited space, two layers of modules are arranged in the space below the rear seats of the vehicle, and the active heat management of the battery modules which are distributed in a deformed mode becomes a design difficulty.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide a battery pack for a vehicle, which can fully exert the power performance of the battery pack and ensure the endurance mileage of the battery pack.
According to the utility model discloses a battery package of vehicle includes: the battery pack comprises an upper battery module, a lower battery module and a first heat exchange plate system, wherein the upper battery module and the lower battery module are positioned in the battery pack, and the first heat exchange plate system is clamped between the upper battery module and the lower battery module.
According to the utility model discloses a battery package of vehicle through setting up first heat transfer board system, can make the battery package keep in suitable temperature range, can make the dynamic performance full play of battery package, also can guarantee the continuation of the journey mileage of battery package.
In some examples of the present invention, the battery pack of the vehicle further comprises: the second heat exchange plate system is arranged at the bottom of the lower-layer battery module; the first heat exchange plate system is arranged at the bottom of the upper-layer battery module; the first heat exchange plate system is communicated with the second heat exchange plate system through a communicating pipeline.
In some examples of the invention, the second heat exchanger plate system comprises: a first heat exchange plate disposed proximate a front end of the battery pack; a second heat exchange plate disposed proximate a front end of the battery pack; the third heat exchange plate is arranged close to the rear end of the battery pack and is communicated with the first heat exchange plate and the second heat exchange plate respectively.
In some examples of the present invention, the first heat exchange plate and the second heat exchange plate are arranged in the same direction and are arranged side by side at the front end of the battery pack; the arrangement direction of the third heat exchange plate is perpendicular to the arrangement direction of the first heat exchange plate and the second heat exchange plate, the third heat exchange plate is arranged at the rear end of the battery pack, and one end of the third heat exchange plate is communicated with the first heat exchange plate.
In some examples of the present invention, the first heat exchange plate system includes a fourth heat exchange plate, the arrangement direction of the fourth heat exchange plate is the same as the arrangement direction of the third heat exchange plate, and the fourth heat exchange plate is disposed at the rear end of the battery pack and at a position above the third heat exchange plate; one end of the fourth heat exchange plate is connected with one end of the third heat exchange plate, and the other end of the fourth heat exchange plate is communicated with the second heat exchange plate.
In some examples of the present invention, the first heat exchange plate and the second heat exchange plate are disposed in a front-rear direction of the battery pack, and the third heat exchange plate and the fourth heat exchange plate are disposed in a left-right direction of the battery pack.
In some examples of the present invention, the first heat exchange plate system further comprises: the fourth collecting pipelines are arranged at two ends of the fourth heat exchange plate and communicated with the heat exchange pipelines of the fourth heat exchange plate; the second heat exchanger plate system further comprises: the first collecting pipelines are arranged at two ends of the first heat exchange plate and communicated with the heat exchange pipelines of the first heat exchange plate; the second collecting pipelines are arranged at two ends of the second heat exchange plate and communicated with the heat exchange pipelines of the second heat exchange plate; and the third collecting pipelines are arranged at two ends of the third heat exchange plate and communicated with the heat exchange pipeline of the third heat exchange plate.
In some examples of the present invention, the battery pack of the vehicle further includes: one end of the first pipeline is communicated with the first collecting pipeline at the end part of the first heat exchange plate, and the other end of the first pipeline is communicated with the third collecting pipeline at the end part of the third heat exchange plate; one end of the second pipeline is communicated with the third collecting pipeline at the end part of the third heat exchange plate, and the other end of the second pipeline is communicated with the fourth collecting pipeline at the end part of the fourth heat exchange plate; and one end of the third pipeline is communicated with the fourth collecting pipeline at the end part of the fourth heat exchange plate, and the other end of the third pipeline is communicated with the second collecting pipeline at the end part of the second heat exchange plate.
In some examples of the present invention, the battery pack of the vehicle further includes: the heat conducting pad is located between the first heat exchange plate system and the upper-layer battery module and/or the lower-layer battery module, and/or the heat conducting pad is located between the second heat exchange plate system and the lower-layer battery module.
In some examples of the invention, the first heat exchanger plate has one of an inlet and an outlet, and the second heat exchanger plate has the other of an inlet and an outlet.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic diagram of a battery pack according to an embodiment of the present invention;
fig. 2 is an exploded view of a battery pack according to an embodiment of the present invention;
fig. 3 is an assembly schematic view of a first heat exchange plate, a second heat exchange plate, a third heat exchange plate, and a fourth heat exchange plate of a battery pack according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a battery module, a heat exchange plate, and a thermal pad of a battery pack according to an embodiment of the present invention.
Reference numerals:
a battery pack 100;
a lower case 101; first heat exchange plate 102; a second heat exchange plate 103; a third heat exchange plate 104; a fourth heat exchanger plate 105; a first conduit 106; a second pipe 107; a third conduit 108; a thermal pad 109; an inlet 110; an outlet 111; a lower-layer battery module 112; an upper layer battery module 113; an upper-layer battery module fixing plate 114; an upper case 115; a first heat exchanger plate system 116; a second heat exchanger plate system 117; first manifold line 118; a second manifold line 119; a third manifold line 120; a fourth manifold line 121.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A battery pack 100 for a vehicle according to an embodiment of the present invention is described below with reference to fig. 1 to 4.
As shown in fig. 1 to 4, a battery pack 100 according to an embodiment of the present invention includes: the battery pack 100 includes upper and lower double-layered battery modules including an upper battery module 113 and a lower battery module 112, and a first heat exchange plate system 116 interposed between the upper and lower double-layered battery modules.
When the vehicle runs under a low temperature condition, the refrigerant in the first heat exchange plate system 116 can actively heat and insulate the upper battery module 113 and the lower battery module 112 simultaneously. So set up and to make battery package 100 keep in suitable temperature range, can make battery package 100's dynamic performance full play, also can promote the activity of electric core in the battery module to can guarantee battery package 100's continuation of the journey mileage, and then can guarantee the mileage of traveling of vehicle.
Therefore, by providing the first heat exchange plate system 116, the battery pack 100 can be maintained within an appropriate temperature range, the power performance of the battery pack 100 can be fully exerted, and the endurance mileage of the battery pack 100 can also be ensured.
In some embodiments of the present invention, as shown in fig. 3, the battery pack 100 may further include: the second heat exchange plate system 117, the second heat exchange plate system 117 may be disposed at the bottom (i.e., lower portion) of the lower battery module 112, the first heat exchange plate system 116 may be disposed at the bottom (i.e., lower portion) of the upper battery module 113, and the first heat exchange plate system 116 may be communicated with the second heat exchange plate system 117 through a communication pipe. When the vehicle runs under a high-temperature condition, the second heat exchange plate system 117 also has a heat exchange function, and in the process that the refrigerant circularly flows in the first heat exchange plate system 116 and the second heat exchange plate system 117, the heat on the upper battery module 113 and the lower battery module 112 can be taken away, so that the upper battery module 113 and the lower battery module 112 can be cooled. When the vehicle is running under low temperature conditions, the refrigerant in the first heat exchange plate system 116 and the second heat exchange plate system 117 can heat the upper battery module 113 and the lower battery module 112. Set up like this and can make battery package 100 keep in suitable temperature range better, can make battery package 100's dynamic performance full play better, also can further promote the activity of electric core in the battery module to can further guarantee battery package 100's continuation of the journey mileage.
In some embodiments of the present invention, as shown in fig. 3, the second heat exchange plate system 117 may include: a first heat exchanger plate 102, a second heat exchanger plate 103 and a third heat exchanger plate 104. The first heat exchange plate 102 is located inside the battery pack 100, the first heat exchange plate 102 may be disposed between the lower case 101 of the battery pack 100 and the lower battery module 112, and the first heat exchange plate 102 may be disposed near the front end of the battery pack 100. The second heat exchange plate 103 is located inside the battery pack 100, the second heat exchange plate 103 may be disposed between the lower housing 101 and the lower battery module 112, the second heat exchange plate 103 may be disposed near the front end of the battery pack 100, the third heat exchange plate 104 is located inside the battery pack 100, the third heat exchange plate 104 may be disposed between the lower housing 101 and the lower battery module 112, the third heat exchange plate 104 may be disposed near the rear end of the battery pack 100, and the third heat exchange plate 104 is respectively communicated with the first heat exchange plate 102 and the second heat exchange plate 103. Due to the arrangement, the refrigerant can circularly flow in the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, and the refrigerant can flow to each position of the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, so that the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 can have a heat exchange function.
The utility model discloses an in some embodiments, the direction of arranging of first heat transfer board 102 and second heat transfer board 103 is the same, and first heat transfer board 102 sets up the front end at battery package 100 side by side with second heat transfer board 103, and the direction of arranging of third heat transfer board 104 is perpendicular with the direction of arranging of first heat transfer board 102, second heat transfer board 103, and third heat transfer board 104 sets up the rear end at battery package 100, and the one end and the first heat transfer board 102 intercommunication of third heat transfer board 104 moreover. By the arrangement, the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 can be tiled at the lower part of the lower-layer battery module 112, and the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 can be prevented from being overlapped with each other, so that the heat exchange areas of the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104 and the lower-layer battery module 112 can be ensured, and the heat exchange efficiency of the second heat exchange plate system 117 and the lower-layer battery module 112 can be improved.
In some embodiments of the present invention, as shown in fig. 3, the first heat exchanger plate system 116 may comprise a fourth heat exchanger plate 105. The arrangement direction of the fourth heat exchange plate 105 is the same as that of the third heat exchange plate 104, the fourth heat exchange plate 105 is arranged at the rear end of the battery pack 100, the fourth heat exchange plate 105 is located above the third heat exchange plate 104, one end of the fourth heat exchange plate 105 is connected with one end of the third heat exchange plate 104, and the other end of the fourth heat exchange plate 105 is communicated with the second heat exchange plate 103. Wherein, because upper battery module 113 sets up in the top of lower floor's battery module 112 to upper battery module 113 is located the rear end of battery package 100, so set up and to set up fourth heat transfer board 105 in the lower part of upper battery module 113, can make fourth heat transfer board 105 better and upper battery module 113 heat transfer, thereby can make the temperature of upper battery module 113 keep in suitable within range.
In some embodiments of the present invention, the second heat exchange plate 103 may be arranged spaced apart from the first heat exchange plate 102 in the left-right direction of the battery pack 100, for example: the first heat exchange plate 102 can be arranged close to the left side of the battery pack 100, the second heat exchange plate 103 can be arranged close to the right side of the battery pack 100, and the wiring channel can be arranged in the middle of the battery pack 100 and can be arranged along the front and back direction of the battery pack 100 due to the fact that the wiring channel can be arranged inside the battery pack 100, and the heat exchange plate is not arranged at the wiring channel, so that the weight of the battery pack 100 can be reduced.
The refrigerant may be liquid or gas, for example: the coolant may be water. When the vehicle runs under a high-temperature condition, the refrigerant in the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 can simultaneously actively cool the lower battery module 112, the refrigerant in the fourth heat exchange plate 105 can actively cool the upper battery module 113, so that the temperature of the battery pack 100 is not over-temperature, when the vehicle runs under a low-temperature condition, the refrigerant in the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 can simultaneously actively heat and insulate the lower battery module 112, and the refrigerant in the fourth heat exchange plate 105 can actively heat and insulate the upper battery module 113. So set up and to make battery package 100 keep in suitable temperature range, can make battery package 100's dynamic performance full play, also can promote the activity of electric core in the battery module to can guarantee battery package 100's continuation of the journey mileage, and then can guarantee the mileage of traveling of vehicle.
Moreover, the battery pack 100 of the present application uses the same first heat exchange plate 102, second heat exchange plate 103, third heat exchange plate 104, and fourth heat exchange plate 105 to heat or cool the battery module in the battery pack 100, which can reduce the manufacturing cost of the battery pack 100, and at the same time, the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104, and the fourth heat exchange plate 105 are all plate-shaped structures, and the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104, and the fourth heat exchange plate 105 are compact in overall structure, which can reduce the space occupied by the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104, and the fourth heat exchange plate 105, and can provide sufficient space for the arrangement of the battery module, thereby improving the energy density of the battery pack 100.
In some embodiments of the present invention, as shown in fig. 3, the first heat exchange plate 102 may have one of the inlet 110 and the outlet 111, and the second heat exchange plate 103 may have the other of the inlet 110 and the outlet 111, that is, when the inlet 110 is disposed on the first heat exchange plate 102, the outlet 111 is disposed on the second heat exchange plate 103, and when the outlet 111 is disposed on the first heat exchange plate 102, the inlet 110 is disposed on the second heat exchange plate 103, for example, the inlet 110 is disposed on the first heat exchange plate 102, and the outlet 111 is disposed on the second heat exchange plate 103.
The inlet 110 is communicated with the first heat exchange plate 102, the outlet 111 is communicated with the second heat exchange plate 103, the refrigerant can flow into the first heat exchange plate 102 from the inlet 110, then the refrigerant can flow into the third heat exchange plate 104 from the first heat exchange plate 102, then the refrigerant can flow into the fourth heat exchange plate 105 from the third heat exchange plate 104, then the refrigerant can flow into the second heat exchange plate 103 from the fourth heat exchange plate 105, and finally the refrigerant flows out of the second heat exchange plate 103 from the outlet 111. In the process that the refrigerant circularly flows in the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104 and the fourth heat exchange plate 105, the refrigerant can exchange heat with the battery module through the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104 and the fourth heat exchange plate 105, and the refrigerant can continuously take away heat on the battery module, so that the temperature of the battery pack 100 can be kept in a proper range better.
In some embodiments of the present invention, the first heat exchange plate 102 and the second heat exchange plate 103 can be arranged in the front-back direction of the battery pack 100, and the third heat exchange plate 104 and the fourth heat exchange plate 105 can be arranged in the left-right direction of the battery pack 100. Wherein, because the regional area that sets up the individual layer battery module in the battery package 100 is great, the regional area that sets up the double-deck battery module is less, import 110 sets up the front end at first heat transfer board 102, export 111 sets up the front end at second heat transfer board 103, the setting can make the refrigerant flow to the rear end of first heat transfer board 102 fast like this, also can make the refrigerant flow from third heat transfer board 104 fast, the left end of fourth heat transfer board 105 flows to the right-hand member, can also make the refrigerant flow from the rear end of second heat transfer board 103 to the front end fast, can make the flow of refrigerant more smooth, thereby can guarantee that the refrigerant has fine heat transfer performance, and then can make first heat transfer board 102, second heat transfer board 103, third heat transfer board 104, the arrangement form of fourth heat transfer board 105 more reasonable.
In some embodiments of the present invention, the first heat exchange plate system 116 may further include: and the fourth collecting pipes 121 are arranged at two ends of the fourth heat exchange plate 105, and the fourth collecting pipes 121 are communicated with the heat exchange pipes in the fourth heat exchange plate 105. The second heat exchanger plate system 117 may further comprise: the first collecting pipes 118 are arranged at two ends of the first heat exchange plate 102, the first collecting pipes 118 are communicated with heat exchange pipes in the first heat exchange plate 102, the second collecting pipes 119 are arranged at two ends of the second heat exchange plate 103, the second collecting pipes 119 are communicated with the heat exchange pipes in the second heat exchange plate 103, the third collecting pipes 120 are arranged at two ends of the third heat exchange plate 104, and the third collecting pipes 120 are communicated with the heat exchange pipes in the third heat exchange plate 104. The first collecting line 118, the second collecting line 119, the third collecting line 120 and the fourth collecting line 121 all have a collecting function, and after the refrigerant flows into the collecting lines, the refrigerant can smoothly flow into the heat exchanging plate through the arrangement, so that the flowing speed of the refrigerant can be increased, and the heat exchanging efficiency of the refrigerant can be improved.
In some embodiments of the present invention, as shown in fig. 3, the battery pack 100 may further include: first manifold tubes 106, one end of first manifold tubes 106 communicating with first manifold tubes 118 at the ends of first heat exchanger plates 102, and the other end of first manifold tubes 106 communicating with third manifold tubes 120 at the ends of third heat exchanger plates 104. By arranging the first pipeline 106, the heat exchange pipelines in the first heat exchange plate 102 and the third heat exchange plate 104 can be communicated, and the refrigerant in the first heat exchange plate 102 can be ensured to flow into the third heat exchange plate 104.
In some embodiments of the present invention, as shown in fig. 3, the battery pack 100 further includes: and a second pipe line 107, one end of the second pipe line 107 being communicated with the third collecting pipe line 120 at the end of the third heat exchange plate 104, and the other end of the second pipe line 107 being communicated with the fourth collecting pipe line 121 at the end of the fourth heat exchange plate 105. The second pipeline 107 is arranged, so that the liquid flow channel in the third heat exchange plate 104 can be communicated with the liquid flow channel in the fourth heat exchange plate 105, a refrigerant in the third heat exchange plate 104 can flow into the fourth heat exchange plate 105, the arrangement length of the pipelines can be reduced, the occupied space of the pipelines can be reduced, and the energy density of the battery pack 100 can be further improved.
In some embodiments of the present invention, as shown in fig. 3, the battery pack 100 may further include: and a third pipe line 108, one end of the third pipe line 108 being communicated with a fourth collecting pipe 121 at the end of the fourth heat exchange plate 105, and the other end of the third pipe line 108 being communicated with a second collecting pipe 119 at the end of the second heat exchange plate 103. By arranging the third pipeline 108, the heat exchange pipeline in the fourth heat exchange plate 105 can be communicated with the heat exchange pipeline in the second heat exchange plate 103, and it can be ensured that the refrigerant in the fourth heat exchange plate 105 can flow into the second heat exchange plate 103, so that the refrigerant can circularly flow in the first heat exchange plate 102, the second heat exchange plate 103, the third heat exchange plate 104 and the fourth heat exchange plate 105.
In some embodiments of the present invention, as shown in fig. 4, the battery pack 100 may further include: the thermal pad 109, the thermal pad 109 may be located between the first heat exchange plate system 116 and the upper and/or lower battery modules, and/or the thermal pad 109 may be located between the second heat exchange plate system 117 and the lower battery module 112. The upper surface of the heat conducting pad 109 is in contact with the lower-layer battery module 112, the lower surface of the heat conducting pad 109 is in contact with the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, during cooling, cold coal with lower temperature is introduced into the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, the lower-layer battery module 112 transfers the generated heat to the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 through the heat conducting pad 109, and the cold coal carries away heat through heat exchange with the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104. During heating, the high-temperature cold coal is introduced into the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, the heat is transferred to the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104 through heat exchange by the high-temperature cold coal, and the heat is transferred to the lower battery module 112 through the heat conducting pad 109 by the first heat exchange plate 102, the second heat exchange plate 103 and the third heat exchange plate 104, so that the working purpose of heating and cooling the lower battery module 112 can be better achieved.
When the heat conduction pad 109 is located between the fourth heat exchange plate 105 and the upper battery module 113, the upper surface of the heat conduction pad 109 contacts with the upper battery module 113, the lower surface of the heat conduction pad 109 contacts with the fourth heat exchange plate 105, and during cooling, the lower cold coal with temperature is arranged in the fourth heat exchange plate 105, the heat generated by the upper battery module 113 is transferred to the fourth heat exchange plate 105 through the heat conduction pad 109, and the cold coal carries away heat through heat exchange with the fourth heat exchange plate 105. During the heating, let in the higher cold coal of temperature in the fourth heat transfer board 105, high temperature cold coal gives fourth heat transfer board 105 with heat transfer through heat exchange, and fourth heat transfer board 105 transmits the heat for upper battery module 113 via heat conduction pad 109 to can realize heating and refrigerated work purpose to upper battery module 113 better.
In some embodiments of the present invention, as shown in fig. 2, the battery pack 100 may further include: an upper battery module fixing plate 114, the upper battery module fixing plate 114 being disposed below the fourth heat exchange plate 105, the upper battery module fixing plate 114 being used to support the upper battery module 113 and the fourth heat exchange plate 105. In addition, the battery pack 100 may further include an upper case 115, the upper case 115 is disposed on the lower case 101, and the upper case 115 is matched with the lower case 101, so that the components in the battery pack 100 may be covered, thereby preventing dust from entering the battery pack 100 and protecting the components in the battery pack 100.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A battery pack for a vehicle, comprising:
an upper and a lower double-layer battery module in the battery pack, and
the first heat exchange plate system is clamped between the upper and lower double-layer battery modules.
2. The battery pack for a vehicle according to claim 1, further comprising:
the second heat exchange plate system is arranged at the bottom of the lower-layer battery module;
the first heat exchange plate system is arranged at the bottom of the upper-layer battery module;
the first heat exchange plate system is communicated with the second heat exchange plate system through a communicating pipeline.
3. The battery pack of the vehicle of claim 2, wherein the second heat exchanger plate system comprises:
a first heat exchange plate disposed proximate a front end of the battery pack;
a second heat exchange plate disposed proximate a front end of the battery pack;
the third heat exchange plate is arranged close to the rear end of the battery pack and is communicated with the first heat exchange plate and the second heat exchange plate respectively.
4. The vehicle battery pack according to claim 3, wherein the first heat exchange plate and the second heat exchange plate are arranged in the same direction and are arranged side by side at the front end of the battery pack;
the arrangement direction of the third heat exchange plate is perpendicular to the arrangement direction of the first heat exchange plate and the second heat exchange plate, the third heat exchange plate is arranged at the rear end of the battery pack, and one end of the third heat exchange plate is communicated with the first heat exchange plate.
5. The vehicle battery pack according to claim 4, wherein the first heat exchange plate system includes a fourth heat exchange plate arranged in the same direction as the third heat exchange plate, the fourth heat exchange plate being disposed at a rear end of the battery pack at a position above the third heat exchange plate;
one end of the fourth heat exchange plate is connected with one end of the third heat exchange plate, and the other end of the fourth heat exchange plate is communicated with the second heat exchange plate.
6. The battery pack for the vehicle according to claim 5, wherein the first heat exchange plate and the second heat exchange plate are arranged to extend in a front-rear direction of the battery pack, and the third heat exchange plate and the fourth heat exchange plate are arranged to extend in a left-right direction of the battery pack.
7. The battery pack of the vehicle according to any one of claims 5 or 6, wherein the first heat exchange plate system further comprises: the fourth collecting pipelines are arranged at two ends of the fourth heat exchange plate and communicated with the heat exchange pipelines of the fourth heat exchange plate;
the second heat exchanger plate system further comprises:
the first collecting pipelines are arranged at two ends of the first heat exchange plate and communicated with the heat exchange pipelines of the first heat exchange plate;
the second collecting pipelines are arranged at two ends of the second heat exchange plate and communicated with the heat exchange pipelines of the second heat exchange plate;
and the third collecting pipelines are arranged at two ends of the third heat exchange plate and communicated with the heat exchange pipeline of the third heat exchange plate.
8. The battery pack for a vehicle according to claim 7, further comprising:
one end of the first pipeline is communicated with the first collecting pipeline at the end part of the first heat exchange plate, and the other end of the first pipeline is communicated with the third collecting pipeline at the end part of the third heat exchange plate;
one end of the second pipeline is communicated with the third collecting pipeline at the end part of the third heat exchange plate, and the other end of the second pipeline is communicated with the fourth collecting pipeline at the end part of the fourth heat exchange plate;
and one end of the third pipeline is communicated with the fourth collecting pipeline at the end part of the fourth heat exchange plate, and the other end of the third pipeline is communicated with the second collecting pipeline at the end part of the second heat exchange plate.
9. The battery pack for a vehicle according to claim 2, further comprising:
a heat-conducting pad, a heat-conducting layer,
the heat conducting pad is positioned between the first heat exchange plate system and the upper layer and/or the lower layer of battery modules,
and/or the heat conducting pad is positioned between the second heat exchange plate system and the lower-layer battery module.
10. The vehicle battery pack of claim 3, wherein the first heat exchange plate has one of an inlet and an outlet and the second heat exchange plate has the other of an inlet and an outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920746587.9U CN210136901U (en) | 2019-05-22 | 2019-05-22 | Battery pack for vehicle |
Applications Claiming Priority (1)
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CN201920746587.9U CN210136901U (en) | 2019-05-22 | 2019-05-22 | Battery pack for vehicle |
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CN210136901U true CN210136901U (en) | 2020-03-10 |
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CN201920746587.9U Active CN210136901U (en) | 2019-05-22 | 2019-05-22 | Battery pack for vehicle |
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2019
- 2019-05-22 CN CN201920746587.9U patent/CN210136901U/en active Active
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