CN107634162A - A kind of battery bag body structure of liquid-leakage preventing - Google Patents
A kind of battery bag body structure of liquid-leakage preventing Download PDFInfo
- Publication number
- CN107634162A CN107634162A CN201710813998.0A CN201710813998A CN107634162A CN 107634162 A CN107634162 A CN 107634162A CN 201710813998 A CN201710813998 A CN 201710813998A CN 107634162 A CN107634162 A CN 107634162A
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- Prior art keywords
- battery
- liquid
- battery box
- main body
- box main
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Links
- 230000000712 assembly Effects 0.000 claims abstract description 36
- 238000000429 assembly Methods 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 32
- 238000012423 maintenance Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 description 106
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 229920002472 Starch Polymers 0.000 description 6
- 235000019698 starch Nutrition 0.000 description 6
- 239000008107 starch Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000011324 bead Substances 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000007667 floating Methods 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
A kind of battery bag body structure of liquid-leakage preventing, including：Battery box main body, battery box cover, battery modules, thermal management assemblies and check valve, battery box cover is covered on battery box main body, cap-shaped is into hollow cavity on battery box main body and battery case, battery box main body includes some module fixed beams, some module fixed beams are arranged at intervals at battery box main body, adjacent module fixed beam forms thermal management assemblies standing groove, thermal management assemblies are installed on thermal management assemblies standing groove, battery modules are installed on module fixed beam, and check valve is installed on the surface of battery box main body.The present invention can be very good to prevent the occurrence of leakage inside battery modules and carry out heat management to battery modules, and the maximum performance of battery modules is played while protecting battery modules.
Description
Technical field
The present invention relates to battery bag casing field, more particularly to a kind of battery bag body structure of liquid-leakage preventing.
Background technology
In recent years, electric automobile is because to air environmental pollution is small, the diversified feature of the energy, by government attention and help
Hold, development is more and swifter and more violent.Currently, huge fund input research and exploitation are not stinted by government and enterprise, and have formulated the policy of correlation, method
Advise to promote the development of electric automobile.The hot relevant issues of new energy battery system are to determine its performance, security, life-span
Deng one of key factor.These problems are only completely solved, the popularization of new-energy automobile still causes popularization to be really able to
Implement.
The temperature of battery modules is used as an important factor for directly affecting its power-performance, when battery modules temperature is relatively low,
The active volume of battery modules will decay rapidly, and battery modules are charged when less than 0 DEG C, then may trigger battery
Module transient voltage overcharges phenomenon, causes battery modules internal short-circuit.Secondly, battery modules manufacture etc. link the defects of
Or improper etc. during use may cause battery modules local excessive to generate heat, and then cause chain exothermic reaction, finally make
Into serious thermal runaway accidents such as on fire or even blasts, the safety of human life and property is threatened.In order to solve problem above,
Battery modules system configuration special liquid cooling apparatus solves the problems, such as battery modules system thermal management.But the problem of following
It will be exposed, liquid leakage once occurs for liquid cooling apparatus in battery modules system, can equally trigger serious accident.Furthermore
If liquid is chronically in battery modules casing, battery modules and the component related to battery modules in casing are in
In breakneck environment, once short circuit accident occurs, consequence will be hardly imaginable, gently then burns battery modules system, heavy then rise
It is hot fried, in addition car crash, safety of the serious threat to user of service's life and property.
The content of the invention
The purpose of the present invention is to overcome weak point of the prior art, there is provided a kind of battery bag casing knot of liquid-leakage preventing
Structure.
The purpose of the present invention is achieved through the following technical solutions：
A kind of battery bag body structure of liquid-leakage preventing, including：Battery box main body, battery box cover, battery modules, heat management
Component and check valve, the battery box cover are covered on the battery box main body, the battery box cover with the battery case
Cap-shaped includes some module fixed beams into hollow cavity, the battery box main body, and some module fixed beams are arranged at intervals at
The battery box main body, the adjacent module fixed beam form thermal management assemblies standing groove, and the thermal management assemblies are installed on institute
Thermal management assemblies standing groove is stated, the battery modules are installed on the module fixed beam, and the check valve is installed on the battery
The surface of box main body.
In one of the embodiments, in addition to sealing ring, the sealing ring be arranged at the battery box main body with it is described
Between battery box cover.
In one of the embodiments, the sealing ring is rubber seal.
In one of the embodiments, in addition to battery management unit, the battery management unit are installed on described hollow
Cavity.
In one of the embodiments, in addition to high voltage unit, the high voltage unit are installed on the hollow cavity.
In one of the embodiments, in addition to manual maintenance switch, the manual maintenance switch are installed on the battery
Box cover.
In one of the embodiments, in addition to high-pressure insert, the high-pressure insert are installed on the battery box main body
Surface.
In one of the embodiments, the battery box main body is provided with hangers.
This technical scheme has following beneficial effect compared to prior art：
The occurrence of this technical scheme can be very good to prevent leakage by the setting of check valve, is effectively protected
Battery modules, the harm of leakage is minimized.In addition, thermal management assemblies realize the heat management to battery modules so that battery mould
Group may be under optimum operating temperature, battery modules has been given play to maximum effect.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation of the battery bag body structure of the liquid-leakage preventing in the present embodiment；
Fig. 2 is the structural representation of the battery box main body in the present embodiment；
Fig. 3 is the decomposing schematic representation of the thermal management assemblies of the battery bag casing in the present embodiment；
Fig. 4 is another use state diagram of thermal management assemblies of the battery bag casing in the present embodiment；
Fig. 5 is the structural representation of the check valve of the battery bag casing in the present embodiment；
Fig. 6 is the sectional view of the check valve of the battery bag casing in the present embodiment.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the better embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make to understand more the disclosure
Add thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of related Listed Items.
As shown in Figure 1 for liquid-leakage preventing battery bag body structure decomposing schematic representation, please in the lump combine reference picture 2, Fig. 3 and
Fig. 4, including：Battery box main body 100, battery box cover 200, battery modules 300, thermal management assemblies 400 and check valve 500, institute
State battery box cover 200 and be covered on the battery box main body 100, the battery box main body 100 and the shape of battery box cover 200
Into hollow cavity, the battery box main body 100 includes some module fixed beams 110, and some intervals of module fixed beam 110 are set
The battery box main body 100 is placed in, the adjacent module fixed beam 110 forms thermal management assemblies standing groove 120, the heat management
Component 400 is installed on the thermal management assemblies standing groove 120, and the battery modules 300 are installed on the module fixed beam 110,
The check valve 500 is installed on the surface of the battery box main body 100.
Specifically, in addition to sealing ring 600, the sealing ring 600 are arranged at the battery box main body 100 and the battery
Between box cover 200.
Further, the sealing ring 600 is foamed silica gel sealing ring.
Specifically, in addition to battery management unit 700, the battery management unit 700 are installed on the hollow cavity.
Specifically, in addition to high voltage unit 800, the high voltage unit 800 are installed on the hollow cavity.
Specifically, in addition to manual maintenance switch 900, the manual maintenance switch 900 are installed on the battery box cover
200。
Specifically, in addition to high-pressure insert 1000, the high-pressure insert 1000 are installed on the table of the battery box main body 100
Face.
Specifically, the battery box main body 100 is provided with hangers 130.
The occurrence of this technical scheme can be very good to prevent leakage by the setting of check valve 500, effectively protects
Battery modules 300 have been protected, the harm of leakage has been minimized.In addition, thermal management assemblies 400 realize the heat pipe to battery modules 300
Reason so that battery modules 300 may be under optimum operating temperature, be that battery modules 300 have given play to maximum effect.
It should be noted that manual maintenance switch 900 is built-in with fuse (accompanying drawing does not identify).When battery modules 300 are sent out
When raw short-circuit, fuse, which will disconnect, protects battery management unit 700 not burnt by high current.In addition, when to battery modules 300
When being safeguarded, manual maintenance switch 900 is pulled up, battery management unit 700 will not form loop, so as to protect maintenance people
Member.
As shown in Figure 1,3, the thermal management assemblies 400 of battery bag casing are illustrated：
Thermal management assemblies 400 include：It is the cold pipeline 420 of heat management pipeline 410, the first liquid, the cold pipeline 430 of the second liquid, some
Thermal management assemblies backing plate 440 and with the one-to-one heat conduction offset plate 450 of the thermal management assemblies backing plate 440, the heat management
Pipeline 410 is hollow cavity, and the heat management pipeline 410 offers the first water hole 411 and the second water hole 412, first liquid
One end of cold pipeline 420 is plugged in first water hole 411, and one end of the cold pipeline 430 of the second liquid is plugged in described second
Water hole 412, the heat management backing plate 440 are fixed on the bottom of the heat management pipeline 410, and the heat conduction offset plate 450 is fixed on
The top of the heat management pipeline 410.
Specifically, the heat management pipeline 410 include the first main flow conduit 413, the second main flow conduit 414 and with it is described
The one-to-one shunt conduit 415 of thermal management assemblies backing plate 440, first water hole 411 are opened in first main flow conduit
413, second water hole 412 is opened in second main flow conduit 414, one end of some shunt conduits 415 with it is described
The through connection of first main flow conduit 413, the other end and the through connection of the second main flow conduit 414, the thermal management assemblies pad
Plate 440 is fixed on the bottom of the split channel 415, and the heat conduction offset plate 450 is fixed on the top of the split channel 415.
Specifically, the cold pipeline 420 of first liquid includes the first liquid clod wash joint 421, the cold pipe 422 of the first liquid, the first liquid
The cold liquid of straight inserting head 423 and first cold leading 424, one end and the first liquid clod wash joint 421 of the cold pipe 422 of the first liquid pass through
Lead to and connect, the other end and the cold through connection of straight inserting head 423 of first liquid, first liquid cold leading 424 and first liquid
The cold through connection of straight inserting head 423, the cold pipeline 420 of the first liquid are plugged in described by the first liquid clod wash joint 421
One water hole 411.
Specifically, the cold pipeline 420 of first liquid also includes the cold sealing ring 425 of the first liquid, the cold sealing ring of the first liquid
425 are respectively arranged between one end of the first liquid clod wash joint 421 and the cold pipe 422 of first liquid, first liquid is cold
Between the other end of pipe 422 and the cold straight inserting head 423 of first liquid and the cold straight inserting head 424 of first liquid and first liquid
Between cold leading 425.
Further, the cold sealing ring 425 of first liquid is the cold sealing ring of the liquid of foamed silica gel first.
Specifically, the cold pipeline 430 of second liquid includes the second liquid clod wash joint 431, the cold pipe 432 of the second liquid, the second liquid
The cold liquid of straight inserting head 433 and second cold leading 434, one end and the second liquid clod wash joint 431 of the cold pipe 432 of the second liquid pass through
Lead to and connect, the other end and the cold through connection of straight inserting head 433 of second liquid, second liquid cold leading 434 and second liquid
The cold through connection of straight inserting head 433, the cold pipeline 430 of the second liquid are plugged in described by the second liquid clod wash joint 431
Two water holes 412.
Specifically, the cold pipeline 430 of second liquid also includes the cold sealing ring 435 of the second liquid, the cold sealing ring of the second liquid
434 are respectively arranged between one end of the second liquid clod wash joint 431 and the cold pipe 432 of second liquid, are arranged at described
Between the other end and the cold straight inserting head 433 of second liquid of the cold pipe 432 of two liquid and the cold straight inserting head 433 of the second liquid and described second
Between liquid cold leading 434.
Further, the cold sealing ring 435 of second liquid is the cold sealing ring of the liquid of foamed silica gel second.
Specifically, the bottom of the thermal management assemblies backing plate 440 offers buffering groove 441.
Further, the buffering groove 441 is that U-typed buffers groove.
Further, the thermal management assemblies backing plate 440 is rubber mat plate.
Specifically, the top of the thermal management assemblies backing plate 440 offers shunt conduit standing groove 442.
Further, the heat conduction offset plate standing groove 442 is U-typed shunt conduit standing groove.
The operation principle of thermal management assemblies 400 is as follows：
When battery modules 300 need to be heated, battery management unit 700 controls the conveying of vehicle liquid pump to carry heat
Liquid is to the cold pipeline 420 of the first liquid.Due to the first main flow conduit 413, the second main flow conduit 414, shunt conduit 415, the first liquid
The cold pipeline 430 of the cold liquid of pipeline 420 and second is hollow cavity structure, and the first main flow conduit 413, the second main flow conduit 414,
The cold cold pipeline 430 of the liquid of pipeline 420 and second of shunt conduit 415, the first liquid connects with each other.The flowing of the liquid of liquid pump conveying
Direction be the first liquid cold main flow conduit of pipeline 420-the first the 415-the second main flow conduit 414-the second of 413-shunt conduit
The cold pipeline 430 of liquid.Because heat conduction offset plate 450 is installed on the top of shunt conduit 415, and heat conduction offset plate 450 and battery modules
300 surface fitting, the heat conveyed in the liquid of shunt conduit 415 are conducted to heat conduction offset plate 450, heat conduction offset plate 450 and electricity
Pond module 300 carries out heat exchange, realizes the heating to battery module 300.It needs to be emphasized that when needing to battery mould
When group 300 cools down, battery management unit 700 controls liquid of the vehicle liquid pump conveying with cold to the cold pipe of the first liquid
Road 420.Due to the operation principle and the course of work and the work for heating battery modules 300 that are cooled down to battery modules 300
Make that principle is corresponding with the course of work consistent, difference is that liquid pump conveying is the liquid of heat or cold liquid, no longer to battery mould
The flow that cools of group 300 is described in detail.
It should be noted that the bottom of thermal management assemblies backing plate 440 offers U-typed buffering groove 441, groove is buffered
441 design can play a part of buffering, protect thermal management assemblies backing plate 440 not influenceed by the impact of external force.
It should also be noted that, the top of thermal management assemblies backing plate 440 offers shunt conduit standing groove 442, isocon
The side wall of road standing groove 442 can protect shunt conduit 415 well, prevent shunt conduit 415 from being damaged because of outer unexpected factors.
It should also be noted that, in order to further improve the liquid-leakage preventing function of battery module structure, the cold pipeline of the first liquid
420 and second the cold pipeline 430 of liquid be provided with flow inductor (accompanying drawing does not identify), when the cold liquid of pipeline 420 and second of the first liquid
When both flows of cold pipeline 430 are unequal, judge leakage occurs, to the output signal of battery management unit 700, battery management list
Member 700 controls vehicle liquid pump to close, and stops conveying liquid, the harm of liquid leakage is minimized.
It should also be noted that, in order to further improve the liquid-leakage preventing function of battery bag casing, in the first liquid clod wash
The junction of one end of the cold pipe 422 of the liquid of joint 421 and first, the other end of the cold cold pipe 422 of the liquid of straight inserting head 423 and first of the first liquid
And first cold cold leading 424 junction of the liquid of straight inserting head 423 and first of liquid be mounted on the cold sealing ring 425 of the first liquid；
The junction of one end of two liquid clod wash joints 431 and the cold pipe 432 of the second liquid, the cold cold pipe 432 of the liquid of straight inserting head 433 and second of the second liquid
The other end and cold cold leading 434 junction of the liquid of straight inserting head 433 and second of the second liquid be mounted on the cold sealing ring of the second liquid
435；Sealing ring 600 is provided between battery box cover 200 and battery box main body 100.The cold sealing ring 425, second of first liquid
The cold sealing ring 435 of liquid and sealing ring 600 improve the water proofing property and air-tightness of battery module structure.In addition, the cold sealing of the first liquid
The occurrence of cold sealing ring 435 of liquid of circle 425 and second has been also effectively prevented from the liquid leakage conveyed by vehicle liquid pump.
In order to strengthen the intensity of thermal management assemblies 400 and improve the cold and hot conductibility of heat management pipeline, therefore, opposite heat tube is managed
Component 400 optimizes design.
The decomposing schematic representation of the thermal management assemblies after optimization design 400 is illustrated in figure 4, in original first main flow conduit
413rd, is increased on the basis of the second main flow conduit 414 and shunt conduit one-to-one with thermal management assemblies backing plate 440 415
Three mainstream channels 416, one end of split channel 415 and the through connection of the first main flow conduit 413, the other end and the 3rd main flow conduit
416 through connections, the first main flow conduit 413 and the through connection of the second main flow conduit 414.In addition, the and of the first main flow conduit 413
3rd main flow pipe 416 is provided with dividing plate (accompanying drawing does not identify), and the first main flow conduit 413 is divided into 5 independences mutual by dividing plate
The individual cavity that is not communicated with and the 3rd main flow conduit 416 is divided into the not connected individual cavity of 3 independence.In accompanying drawing 4
5 cavitys of the first main flow conduit 413 are individually identified as 1, No. second main flow conduit cavity 2 of number one main flow conduit cavity,
No. three main flow conduit cavitys 3, No. four main flow conduit cavity 4 and No. five main flow conduit cavity 5；By the 3rd main flow conduit 416
3 cavitys be individually identified as No. six main flow conduit cavity 6, No. seven main flow conduit cavity 7 and No. eight main flow cavity 8.
The direction of liquid flowing is：1-shunt conduit of number one main flow conduit cavity, 415-the No. six main flow conduit cavity 6-the second
Number 415-the No. seven main flow conduit cavity 7 and the 8th of main flow conduit cavity 2 and No. three 3-shunt conduit of main flow conduit cavity
Number 8-shunt conduit of main flow conduit cavity, 415-the No. four main flow conduit cavity 4 and No. five main flow conduit cavity 5-the second
Main flow conduit 2.First main flow conduit 413 and the 3rd main flow conduit 416 are divided into independent some cavitys by the setting of dividing plate, are made
Obtain the first main flow conduit 413, the second main flow conduit 414, the 3rd main flow conduit 416 and shunt conduit 415 and the contact area of water
Increase, cold and hot conductibility are consequently increased.In addition, the setting of dividing plate also enhances the overall physical strength of heat management pipeline 410,
It is hardly damaged.
It should also be noted that, as the presently preferred embodiments, the cold cold pipe 432 of the liquid of pipe 422 and second of the first liquid is equipped with ripple
Manage (accompanying drawing does not identify).Bellows is made by flexible material, can eliminate the cold pipe 422 and second of the first liquid with 360 degree of bendings
The stress of the interface stiffener of the cold pipe 432 of liquid.Further, it is also possible to eliminate error.
Need flexibly to set thermal management assemblies backing plate it needs to be emphasized that manufacturer can combine actual production
440 and the quantity of heat conduction offset plate 450.As the presently preferred embodiments, the quantity of thermal management assemblies backing plate 440 and heat conduction offset plate 450 with
The quantity of shunt conduit 415 is corresponding.
As Fig. 1,5 and 6 show the structural representation of the check valve 500 of battery bag casing, check valve 500 is said
It is bright：
Check valve 500 includes：Unidirectional valve body 510, floating bead 520, sealing ring 530 and decomposition layer 540, it is described unidirectional
Valve body 510 includes check valve upper body 511 and check valve lower body 512, and the check valve upper body 511 is installed under the check valve
Body 512 forms hollow cavity structure, and the floating bead 520 is positioned over the hollow cavity；
The check valve upper body 511 offers some osculums 513 for draining, some osculums 513 and institute
Hollow cavity through connection is stated, the top of the check valve upper body 511 offers boss 514, and the annular of boss 514 is provided with
For installing the installation screw thread 515 of the check valve, the bottom of the installation screw thread 515 offers sealing ring standing groove 516, institute
State sealing ring 530 and be installed on the sealing ring standing groove 516；
The decomposition layer 540 is installed on the top of the boss 514.
Specifically, the decomposition layer 540 includes the first starch paper 541, the starch paper 543 of fibrous layer 542 and second, and described the
One starch paper 541, the fibrous layer 542 and second starch paper 543 stack gradually setting and form the decomposition layer 540.
Further, the fibrous layer 542 is Gitterfasern layer.
Further, the sealing ring 530 is soft silica gel sealing ring.
Further, the floating bead 520 is foamed silica gel floating bead.
The concrete operating principle of check valve 500 is as follows：
When the phenomenon of leakage occurs, be arranged at check valve 500 the first starch paper 541 and the second starch paper 543 because by
Immersion to liquid starts to decompose.Now, the osculum 513 of check valve 500 also highlights, the liquid discharge battery that will leak out
Box main body 100, realize that leakage is protected.Furthermore when the structural outer of battery modules casing 100 is paddled, it is placed in the floating of check valve 500
Dynamic bead 520 floats with the rising of water level blocks osculum 513, prevents water from pouring into battery box main body 100, realization pair
The protection of battery modules 300.
It should be noted that as the presently preferred embodiments, fibrous layer 542 is Gitterfasern layer.The design increase of fibrous layer 542
The intensity and hardness of decomposition layer 540, to resist the difference of external and internal pressure.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
- A kind of 1. battery bag body structure of liquid-leakage preventing, it is characterised in that including：Battery box main body, battery box cover, battery mould Group, thermal management assemblies and check valve, the battery box cover are covered on the battery box main body, the battery box main body with it is described Cap-shaped is into hollow cavity on battery case, and the battery box main body includes some module fixed beams, between some module fixed beams Every being arranged at the battery box main body, the adjacent module fixed beam forms thermal management assemblies standing groove, the thermal management assemblies The thermal management assemblies standing groove is installed on, the battery modules are installed on the module fixed beam, and the check valve is installed on The surface of the battery box main body.
- 2. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that described also including sealing ring Sealing ring is arranged between the battery box main body and the battery box cover.
- 3. the battery bag body structure of liquid-leakage preventing according to claim 2, it is characterised in that the sealing ring is that rubber is close Seal.
- 4. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that also including battery management list Member, the battery management unit are installed on the hollow cavity.
- 5. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that also including high voltage unit, institute State high voltage unit and be installed on the hollow cavity.
- 6. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that also opened including manual maintenance Close, the manual maintenance switch is installed on the battery box cover.
- 7. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that also including high-pressure insert, institute State the surface that high-pressure insert is installed on the battery box main body.
- 8. the battery bag body structure of liquid-leakage preventing according to claim 1, it is characterised in that the battery box main body is set There is hangers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710813998.0A CN107634162B (en) | 2017-09-11 | 2017-09-11 | Battery package box structure of leak protection liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710813998.0A CN107634162B (en) | 2017-09-11 | 2017-09-11 | Battery package box structure of leak protection liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107634162A true CN107634162A (en) | 2018-01-26 |
| CN107634162B CN107634162B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710813998.0A Active CN107634162B (en) | 2017-09-11 | 2017-09-11 | Battery package box structure of leak protection liquid |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878708A (en) * | 2018-06-21 | 2018-11-23 | 江苏英耐杰新能源有限公司 | A kind of double-layer structured lithium battery pack device |
| CN111952690A (en) * | 2019-05-16 | 2020-11-17 | 本田技研工业株式会社 | Cooling structure of battery unit for vehicle |
| CN112599903A (en) * | 2020-12-24 | 2021-04-02 | 湖北亿纬动力有限公司 | Liquid cooling battery box and battery package |
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