CN213816253U - Battery module and vehicle - Google Patents
Battery module and vehicle Download PDFInfo
- Publication number
- CN213816253U CN213816253U CN202023009585.3U CN202023009585U CN213816253U CN 213816253 U CN213816253 U CN 213816253U CN 202023009585 U CN202023009585 U CN 202023009585U CN 213816253 U CN213816253 U CN 213816253U
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- Prior art keywords
- battery module
- liquid cooling
- plate
- cooling plate
- battery
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- 239000007788 liquid Substances 0.000 claims abstract description 107
- 238000001816 cooling Methods 0.000 claims abstract description 99
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000012790 adhesive layer Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000002826 coolant Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 210000003205 muscle Anatomy 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- 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
Abstract
The utility model relates to a power battery technical field discloses a battery module and vehicle. The battery module includes battery module, liquid cooling board, curb plate and bandage. The battery module includes a plurality of unit batteries arranged in a first direction on a horizontal plane. The liquid cooling plate is horizontally arranged at the bottom of the battery module. The lateral plate extends along the first direction and is vertically arranged on two opposite sides of the battery module, and the bottom of the lateral plate is fixedly connected with the liquid cooling plate. The binding bands are arranged along the circumferential direction of the battery modules and are wound on the outer sides of the side plates and the battery modules so that the side plates and the battery modules are fixed. The utility model discloses fixed liquid cooling plate has improved the security of battery module on battery module, has also improved the structural reliability of battery module.
Description
Technical Field
The utility model relates to a power battery technical field especially relates to a battery module and vehicle.
Background
Batteries are widely used in the field of vehicles as a power source. Generally, a battery pack is placed in a vehicle, and a plurality of battery modules and a liquid cooling plate are placed in a battery pack box body. The battery module is internally provided with a plurality of horizontally arranged single batteries, two adjacent single batteries are fixedly connected through structural adhesive, then the two ends of each single battery are respectively provided with an end plate, the two sides of each single battery are respectively provided with a side plate, and the pre-tightening force is applied through a steel belt to bind the single batteries, the end plates and the side plates to form the battery module. In some fields, the requirement for temperature control of each battery module is high, and it is necessary to ensure the safety of each battery module in use. In the prior art, the battery module does not have an integrated heat management function, the overall heating or heat dissipation of the battery pack is generally realized through a liquid cooling plate in the battery pack, the temperature of each battery module cannot be adjusted in a targeted manner, and the safety of each battery module in use cannot be ensured.
Accordingly, a battery module and a vehicle are needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery module and vehicle fixes the liquid cold plate on battery module, has improved battery module's security, has also improved battery module's structural reliability.
To achieve the purpose, the utility model adopts the following technical proposal:
a battery module, comprising:
a battery module including a plurality of unit batteries arranged in a first direction on a horizontal plane;
the liquid cooling plate is horizontally arranged at the bottom of the battery module;
the side plates extend along the first direction and are vertically arranged on two opposite sides of the battery module, and the bottoms of the side plates are fixedly connected with the liquid cooling plate;
and the binding bands are arranged along the circumferential direction of the battery modules and are wound on the side plates and the outer sides of the battery modules, so that the side plates and the battery modules are fixed.
Preferably, the liquid cooling plate includes the liquid cooling pipeline, the liquid cooling pipeline is followed the middle part at the both ends of first direction is equipped with water inlet and delivery port respectively, the liquid cooling pipeline with the bottom surface laminating of battery module.
Preferably, the liquid cooling plate further comprises two collecting pipes, the two ends of the liquid cooling pipeline in the first direction are respectively connected with the two collecting pipes, so that the two collecting pipes are communicated with each other, and the two collecting pipes are respectively provided with the water inlet and the water outlet.
Preferably, including a plurality of edges in the liquid cooling pipeline the water conservancy diversion muscle that first direction extends with form a plurality of liquid cooling passageways in the liquid cooling pipeline, and be a plurality of the water conservancy diversion muscle sets up at the horizontal plane interval, and is a plurality of the both ends of liquid cooling passageway all communicate in two the pressure manifold.
Preferably, a plurality of water conservancy diversion muscle orientation the tip of pressure manifold is the V style of calligraphy and arranges, just the length of liquid cooling passageway by the middle part of liquid cooling pipeline reduces to both sides in proper order.
Preferably, the battery module further comprises end plates, and the end plates are respectively arranged at the two ends of the battery module along the first direction.
Preferably, the battery module further comprises a heat-conducting adhesive layer, and the heat-conducting adhesive layer is arranged between the battery module and the liquid cooling plate.
Preferably, the battery module further comprises a heat insulation layer, and the heat insulation layer is fixed on one side of the liquid cooling plate, which is opposite to the battery module.
Preferably, the battery module still includes fixed frame, fixed frame is the U type, fixed frame includes two side arms and sets up in two connect the limit between the side arm, two the end of side arm with be connected with the steel band respectively, connect the limit laminate in the liquid cooling board back of the body in one side of battery module.
A vehicle includes the battery module as described above.
The utility model has the advantages that: the liquid cooling plate is fixed on the battery module, so that the safety of the single battery module in use is improved, and the service life of the battery is prolonged. And set up curb plate and bandage, the curb plate is binded through the bandage and is fixed on the battery module, and the bottom and the liquid cooling board fixed connection of curb plate have improved the reliability that the liquid cooling board was fixed on the battery module, have guaranteed that the liquid cooling board can have temperature regulation's effect to the battery module all the time, have further guaranteed the security. In addition, the liquid cooling plate can accept the battery cell in the bottom, and the curb plate is connected fixedly with the liquid cooling plate and is binded fixedly on the battery module through the bandage, has also increased the holistic structural rigidity of battery module, has improved the structural reliability of battery module.
Drawings
Fig. 1 is an exploded view of a battery module according to an embodiment of the present invention;
fig. 2 is a side view of a battery module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a liquid cooling plate according to an embodiment of the present invention.
In the figure:
1. a single battery;
2. a liquid-cooled plate; 21. a liquid cooling pipe; 211. a flow guiding rib; 212. a liquid cooling channel; 22. a header pipe; 221. a water inlet; 222. a water outlet;
3. a side plate; 31. welding edges;
4. binding bands;
5. a heat-conducting adhesive layer;
6. a thermal insulation layer;
7. and an end plate.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The present embodiment provides a battery module, as shown in fig. 1 to 3, which includes a battery module, a liquid-cooled plate 2, side plates 3, and a binding band 4. The battery module includes a plurality of unit batteries 1 arranged in a first direction on a horizontal plane. The liquid cooling plate 2 is horizontally arranged at the bottom of the battery module. Curb plate 3 extends and vertical setting in the relative both sides of battery module along first direction, and the bottom and the liquid cooling plate 2 fixed connection of curb plate 3. The binding bands 4 are disposed along the circumferential direction of the battery module, and the binding bands 4 are wound around the side plates 3 and the outside of the battery module to fix the side plates 3 with the battery module. The liquid cooling plate 2 is fixed on the battery module, so that the safety of a single battery module in use is improved, and the service life of the battery is prolonged. And set up curb plate 3 and bandage 4, curb plate 3 is binded through bandage 4 and is fixed on the battery module, and the bottom and the 2 fixed connection of liquid cooling board of curb plate 3 have improved the reliability that liquid cooling board 2 was fixed on the battery module, have guaranteed that liquid cooling board 2 can have temperature regulation's effect to the battery module all the time, have further guaranteed the security. In addition, liquid cooling plate 2 can accept battery cell 1 in the bottom, and curb plate 3 is connected fixedly with liquid cooling plate 2 and is binded fixedly on battery module through bandage 4, has also increased the holistic structural rigidity of battery module, has improved the structural reliability of battery module. In this embodiment, it is fixed through the structure glue between two adjacent battery cells 1, improved battery module's modularization degree, the assembly of the battery module of being convenient for.
In this embodiment, the bottom of the side plate 3 is welded to the liquid cooling plate 2. As shown in fig. 1, a welding edge 31 is provided at the bottom of the side plate 3, which is bent toward the battery module, and the welding edge 31 is welded to the liquid cooling plate 2. Welding limit 31 has increased the welding area between curb plate 3 and the liquid cooling plate 2, has guaranteed welded connection's intensity.
Further, as shown in fig. 1-2, the battery module further includes end plates 7, and the end portions of the battery modules at both ends in the first direction are respectively provided with one end plate 7. It is understood that in order to facilitate fixing of the end plates 7, the binding bands 4 are also wound around the outside of the end plates 7, enabling the end plates 7 to be fixed to the outside of the battery module. The end plates 7 and the side plates 3 can be stably fixed to the battery module by providing the binding bands 4.
In this embodiment, the material of the binding band 4 is steel, and the two ends of the binding band 4 are fixed by welding to form a ring shape, so as to bind and fix the end plate 7 and the side plate 3 on the battery module. In addition, the two binding bands 4 are arranged at intervals in the vertical direction, so that the fixing firmness of the end plates 7 and the side plates 3 is further improved. In other embodiments, the binding band 4 may also be C-shaped, the two ends of the binding band 4 are fixed on the end plate 7 through bolts, and the number of the binding bands 4 is adaptively adjusted according to requirements, which is not limited herein.
Preferably, the battery module further includes a thermal conductive adhesive layer 5. The heat-conducting adhesive layer 5 is arranged between the battery module and the liquid cooling plate 2, the heat-conducting adhesive layer 5 is arranged, the connection strength between the single battery 1 in the battery module and the liquid cooling plate 2 can be guaranteed, the overall structural rigidity of the battery module is increased, the structural reliability of the battery module is improved, the heat of the single battery 1 can be transmitted to the liquid cooling plate 2 in time, and the safety of the battery is guaranteed. In this embodiment, the heat conductive adhesive layer 5 is made of a heat conductive silicone material.
Preferably, the battery module further includes a heat insulating layer 6. Insulating layer 6 is fixed in one side that liquid cold plate 2 is back to battery module, sets up insulating layer 6 and can prevent to stretch to other battery modules when single battery module takes place the thermal runaway in the battery system, has improved the security. In this embodiment, the heat insulating layer 6 is made of heat insulating foam and is bonded to the liquid cooling plate 2.
In some embodiments, in order to further ensure that the liquid cooling plate 2 can be stably fixed on the battery module, the battery module further includes a fixing frame. The fixing frame is U-shaped, and the fixing frame includes two side arms and sets up the connection limit between two side arms, and the end of two side arms with be connected with the steel band respectively, connect the limit and laminate in one side of liquid cold plate 2 back of the body in battery module, further guaranteed that liquid cold plate 2 can be with battery module stable laminating, improved the security, also improved the structural reliable degree of battery module.
Preferably, as shown in fig. 3, the liquid cooling plate 2 includes a liquid cooling pipe 21, the middle portions of the two ends of the liquid cooling pipe 21 along the first direction are respectively provided with a water inlet 221 and a water outlet 222, and the liquid cooling pipe 21 is attached to the bottom surface of the battery module. The coolant liquid flows into liquid cooling pipeline 21 through water inlet 221 to flow out through delivery port 222, accomplish the effect of intensification or the cooling battery module of coolant liquid, water inlet 221 and delivery port 222 set up at the middle part, also guarantee to a certain extent that the velocity of flow of coolant liquid in liquid cooling pipeline 21 is average, guaranteed the intensification or the cooling effect of liquid cooling plate 2 to battery module.
Specifically, the liquid cooling plate 2 further includes two collecting pipes 22, two ends of the liquid cooling pipeline 21 along the first direction are respectively connected to the two collecting pipes 22, so that the two collecting pipes 22 are communicated with each other, and the two collecting pipes 22 are respectively provided with a water inlet 221 and a water outlet 222. In this embodiment, the collecting pipe 22 is horizontally disposed and perpendicular to the liquid cooling channel 21, two ends of the collecting pipe 22 are plugged, a water inlet 221 or a water outlet 222 is disposed in the middle of the pipe wall of the collecting pipe 22, and the liquid cooling pipe 21 is communicated with the pipe wall of the collecting pipe 21.
In this embodiment, the length of the battery module along the first direction is not greater than the length of the liquid cooling pipeline 21, that is, the water inlet 221 and the water outlet 222 on the collecting pipe 22 protrude from the battery module, so as to facilitate connection of the cooling liquid pipeline.
Further, including a plurality of water conservancy diversion muscle 211 that extend along the first direction in the liquid cooling pipeline 21 in order to form a plurality of liquid cooling passageways 212 in the liquid cooling pipeline 21, and a plurality of water conservancy diversion muscle 211 interval sets up in the horizontal plane, the both ends of a plurality of liquid cooling passageways 212 all communicate in two pressure manifold 22, set up water conservancy diversion muscle 211 and can make the coolant liquid flow along the first direction in liquid cooling pipeline 21 is inside, guaranteed the effect of rising temperature or cooling of liquid cooling plate 2 to battery module.
Still further, a plurality of water conservancy diversion muscle 211 are V style of calligraphy towards the tip of pressure manifold 22 and arrange, and the length of liquid cooling passageway 212 reduces to both sides by the middle part of liquid cooling pipeline 21 in proper order, if the coolant liquid stream when being close to the liquid cooling passageway 212 of liquid cooling pipeline 21 both sides, avoided the coolant liquid to form the vertically route along pressure manifold 22 and liquid cooling passageway 212, avoided the coolant liquid to form the vortex, reduce the energy loss of coolant liquid, guaranteed the effect of liquid cooling board 2 to the intensification or the cooling of battery module, improved the security.
In the present embodiment, the material of the liquid cooling pipe 21 is preferably aluminum, and may be manufactured by extrusion or welding. The collecting pipe 22 is also made of aluminum, the liquid cooling pipeline 21 and the collecting pipe 22 are connected through welding, the sealing performance is improved, and the heat conduction efficiency is also guaranteed through metal materials. In other embodiments, the liquid cooling pipe 21 may also be an aluminum harmonica pipe, and the collecting pipe 22 and the liquid cooling pipe 21 may also be detachably connected or fixedly connected by other connection methods, which are not limited herein.
The embodiment also provides a vehicle comprising the battery module. The battery module is fixed in the vehicle, and module self has liquid cooling board 2, and the fixed reliability of liquid cooling board 2 is higher, can guarantee the heat dissipation of battery module.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A battery module, comprising:
a battery module including a plurality of unit batteries (1) arranged in a first direction on a horizontal plane;
the liquid cooling plate (2), the liquid cooling plate (2) is horizontally arranged at the bottom of the battery module;
the side plates (3) extend along the first direction and are vertically arranged on two opposite sides of the battery module, and the bottoms of the side plates (3) are fixedly connected with the liquid cooling plate (2);
and the binding bands (4) are arranged along the circumferential direction of the battery module, and the binding bands (4) are wound on the side plates (3) and the outer sides of the battery module so as to fix the side plates (3) and the battery module.
2. The battery module according to claim 1, wherein the liquid cooling plate (2) comprises a liquid cooling pipeline (21), the liquid cooling pipeline (21) is provided with a water inlet (221) and a water outlet (222) along the middle of each of the two ends of the first direction, and the liquid cooling pipeline (21) is attached to the bottom surface of the battery module.
3. The battery module according to claim 2, wherein the liquid cooling plate (2) further comprises two collecting pipes (22), two ends of the liquid cooling pipeline (21) along the first direction are respectively connected with the two collecting pipes (22) so as to communicate between the two collecting pipes (22), and the water inlet (221) and the water outlet (222) are respectively arranged on the two collecting pipes (22).
4. The battery module according to claim 3, wherein the liquid cooling pipe (21) includes a plurality of flow guiding ribs (211) extending along the first direction to form a plurality of liquid cooling channels (212) in the liquid cooling pipe (21), the flow guiding ribs (211) are spaced apart in a horizontal plane, and two ends of the liquid cooling channels (212) are connected to the two collecting pipes (22).
5. The battery module according to claim 4, wherein the plurality of flow guiding ribs (211) are arranged in a V shape towards the end of the collecting pipe (22), and the length of the liquid cooling channel (212) is gradually reduced from the middle of the liquid cooling pipeline (21) to two sides.
6. The battery module according to claim 1, further comprising end plates (7), one of the end plates (7) being provided at each of both end portions of the battery module in the first direction.
7. The battery module according to claim 1, further comprising a thermal conductive adhesive layer (5), wherein the thermal conductive adhesive layer (5) is disposed between the battery module and the liquid-cooled plate (2).
8. The battery module according to claim 1, further comprising a thermal insulation layer (6), wherein the thermal insulation layer (6) is fixed to a side of the liquid cooling plate (2) opposite to the battery module.
9. The battery module according to claim 1, further comprising a fixing frame, wherein the fixing frame is U-shaped, the fixing frame comprises two side arms and a connecting edge arranged between the two side arms, the ends of the two side arms are respectively connected with a steel belt, and the connecting edge is attached to one side of the liquid cooling plate (2) opposite to the battery module.
10. A vehicle characterized by comprising the battery module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009585.3U CN213816253U (en) | 2020-12-14 | 2020-12-14 | Battery module and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009585.3U CN213816253U (en) | 2020-12-14 | 2020-12-14 | Battery module and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213816253U true CN213816253U (en) | 2021-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023009585.3U Active CN213816253U (en) | 2020-12-14 | 2020-12-14 | Battery module and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN213816253U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114530644A (en) * | 2021-12-06 | 2022-05-24 | 浙江零跑科技股份有限公司 | Liquid cooling battery module |
| CN114597571A (en) * | 2022-03-22 | 2022-06-07 | 东风汽车集团股份有限公司 | Multilayer battery module structure and car |
| CN116847643A (en) * | 2023-09-01 | 2023-10-03 | 中国电子科技集团公司第二十九研究所 | Extensible electronic equipment heat radiation structure |
-
2020
- 2020-12-14 CN CN202023009585.3U patent/CN213816253U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114530644A (en) * | 2021-12-06 | 2022-05-24 | 浙江零跑科技股份有限公司 | Liquid cooling battery module |
| CN114597571A (en) * | 2022-03-22 | 2022-06-07 | 东风汽车集团股份有限公司 | Multilayer battery module structure and car |
| CN116847643A (en) * | 2023-09-01 | 2023-10-03 | 中国电子科技集团公司第二十九研究所 | Extensible electronic equipment heat radiation structure |
| CN116847643B (en) * | 2023-09-01 | 2023-11-03 | 中国电子科技集团公司第二十九研究所 | Extensible electronic equipment heat radiation structure |
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