CN209357807U - Battery modules - Google Patents
Battery modules Download PDFInfo
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- CN209357807U CN209357807U CN201920498560.2U CN201920498560U CN209357807U CN 209357807 U CN209357807 U CN 209357807U CN 201920498560 U CN201920498560 U CN 201920498560U CN 209357807 U CN209357807 U CN 209357807U
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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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- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
This application involves energy storage device technical field more particularly to a kind of battery modules.The battery modules include: element cell；Module casing, accommodates multiple element cells, and two ends of module casing (X) along its length are equipped with end plate, and the first insulating part and sealing ring are equipped between element cell and end plate；Pole is exported, is electrically connected with each element cell, output pole passes through sealing ring, the first insulating part and end plate along its length (X)；The edge of sealing ring is equipped with the first hierarchic structure, and the edge of the first insulating part is equipped with the second hierarchic structure, and the first hierarchic structure and the second hierarchic structure are cooperatively connected.The application is by being respectively equipped with the first hierarchic structure and the second hierarchic structure at the edge of sealing ring and insulating part, and first hierarchic structure and the second hierarchic structure be cooperatively connected, enhance the leakproofness of output pole, the leakproofness of battery modules end is enhanced, to solve the problems, such as that the electric conductor leakproofness of existing battery modules end is bad.
Description
Technical field
This application involves energy storage device technical field more particularly to a kind of battery modules.
Background technique
Currently, most of battery cell is all made of metal shell, this battery modules weight after causing in groups is larger, cost
It is high.In order to solve this problem, battery manufacture manufacturer uses light-weight, intensity enough and other materials (the example of electrolyte resistance
Such as plastics) metal shell is replaced, resource can be greatlyd save in this way, reduce the manufacturing cost of battery.
However, the performance of plastic shell isolation steam is poor, it is easy to cause battery life to decay, poor reliability.So mould
The low material of group shell selection steam permeability, such as magnesium metal or aluminium.However, the sealing of module casing mainly passes through two ends
Portion, and what the sealing performance of end quality was determined by the leakproofness of output pole.
Therefore, a kind of novel battery mould group is needed to solve the above problems.
Utility model content
This application provides a kind of battery modules, and the electric conductor leakproofness to solve existing battery modules end is undesirable to ask
Topic.
This application provides a kind of battery modules, comprising:
Element cell；
Module casing, accommodates multiple element cells, and two ends of the module casing (X) along its length are set
There is end plate, the first insulating part and sealing ring are equipped between the element cell and the end plate；
Export pole, be electrically connected with each element cell, the output pole along its length (X) across described in
Sealing ring, first insulating part and the end plate；
The edge of the sealing ring is equipped with the first hierarchic structure, and the edge of first insulating part is equipped with the second ladder knot
Structure, first hierarchic structure and second hierarchic structure are cooperatively connected.
Preferably, the sealing ring includes (X) sequentially connected first sealing ring and the second sealing ring along its length, institute
It states the second sealing ring and is attached at the end plate along its length on the inner surface of (X), first sealing ring and described second close
Seal cooperatively forms first hierarchic structure；
First sealing ring is greater than second sealing ring on the end plate in the projected area on the end plate
Projected area.
Preferably, the output pole includes:
Conductive plate, the sealing ring and first insulating part are set between the conductive plate and the end plate, and described the
One sealing ring is attached at the conductive plate along its length on the outer surface of (X)；
Conductive column is connect with the conductive plate, and the conductive column passes through the sealing ring, first insulating part and described
End plate.
Preferably, first insulating part is equipped with first through hole, and the conductive column passes through the first through hole；
The edge of the first through hole is equipped with second hierarchic structure, and the sealing ring is connected to the first through hole
On.
Preferably, the edge of the first through hole is successively arranged first end and the second end along its length (X), described
First end is attached at the conductive plate along its length on the outer surface of (X), and the second end is attached at the end plate edge
On the inner surface of length direction (X), the first end and the second end cooperatively form second hierarchic structure；
Along short transverse (Z), first sealing ring is opposite with the first end, second sealing ring and described the
Two ends are opposite.
Preferably, first insulating part is equipped with accommodating chamber, and the accommodating chamber is set to the periphery of the first through hole, described
Accommodating chamber is configured as accommodating the conductive plate.
Preferably, the battery modules further include the second insulating part, and second insulating part has the first insulating segment and the
Two insulating segments；
The end plate is equipped with the second through-hole, and second through-hole is configured as passing through the conductive column；
First insulating segment is inserted into second through-hole and is connected to second sealing ring (X) along its length
On outer surface, second insulating segment is attached at the end plate along its length on the outer surface of (X).
Preferably, the conductive column includes the first conductive column connecting with the conductive plate, the week of first conductive column
As smooth surface；
The sealing ring, the end plate and first insulating segment are sheathed on respectively on first conductive column.
Preferably, the conductive column further includes the second conductive column connecting with first conductive column, and described second is conductive
The whole body of column is equipped with screw thread；
Nut is connected on second conductive column, the nut is attached at second insulating segment (X) along its length
Outer surface on, the length (H1) of second conductive column (X) along its length beyond the nut along its length (X)
Length (H2).
Preferably, the conductive plate along its length (X) outer surface to the nut (X) along its length inner surface
Between length (H3) be greater than the length (H4) of first conductive column (X) along its length.
The utility model has the advantages that
The application by being respectively equipped with the first hierarchic structure and the second hierarchic structure at the edge of sealing ring and insulating part, and
First hierarchic structure and the second hierarchic structure are cooperatively connected, and enhance the leakproofness of output pole, that is, enhance battery modules end
The leakproofness in portion, to solve the problems, such as that the electric conductor leakproofness of existing battery modules end is bad.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
Application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of battery modules provided by the embodiments of the present application；
Fig. 2 is the decomposition diagram of Fig. 1；
Fig. 3 is the decomposition diagram under another visual angle of Fig. 2；
Fig. 4 is the schematic cross-section that pole and its component are exported in Fig. 1；
Fig. 5 is the structural schematic diagram of Fig. 3 end plates；
Fig. 6 is the structural schematic diagram of sealing ring in Fig. 2；
Fig. 7 is the structural schematic diagram of the first insulating part in Fig. 3；
Fig. 8 is the enlarged diagram of accommodating chamber in Fig. 7；
Fig. 9 is the structural schematic diagram of the second insulating part in Fig. 3；
Figure 10 is the structural schematic diagram of nut in Fig. 2.
Appended drawing reference:
M- battery modules
1- module casing；
12- end plate；
The second through-hole of 121-；
2- exports pole；
21- conductive plate；
22- conductive column；
The first conductive column of 221-；
The second conductive column of 222-；
3- sealing ring；
The first hierarchic structure of 30-；
The first sealing ring of 31-；
The second sealing ring of 32-；
The first insulating part of 4-；
The second hierarchic structure of 40-；
The first boundary of 41-；
The second boundary of 42-；
43- first through hole；
431- first end；
432- the second end；
44- accommodating chamber；
The second insulating part of 5-；
51- third boundary；
The 4th boundary of 52-；
The first insulating segment of 53-；
The second insulating segment of 54-；
6- nut；
61- flange end；
62- locking end；
7- element cell.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
In the description of the present application unless specifically defined or limited otherwise, term " first ", " second " are only used for describing
Purpose, be not understood to indicate or imply relative importance；Unless otherwise prescribed or explanation, term " multiple " refer to two
Or it is more than two；Term " connection ", " fixation " etc. shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection
It is to be detachably connected, or be integrally connected, or be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.
For the ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
In the description of this specification, it is to be understood that "upper", "lower" described in the embodiment of the present application, "inner" and
The nouns of locality such as "outside" are described with angle shown in the drawings, should not be construed as the restriction to the embodiment of the present application.This
Outside, within a context, it is also necessary to understanding, when mentioning an element and being connected to another element "upper" or "lower",
It can not only be connected directly between another element "upper" or "lower", another yuan can also be indirectly coupled to by intermediary element
Part "upper" or "lower".
As shown in Figure 1, it is a kind of battery modules M provided by the present application, battery modules M can be used as electric device (example
Such as electric car) power supply use.Battery modules M includes module casing 1, and module casing 1 is equipped with two of X along its length
The end plate 12 of end, module casing 1 can be metal material or the low material of other steam permeabilities, for example, can be aluminium or
Magnesium.Wherein, when module casing 1 is set as steam permeability low plastic shell, since the weight of plastic shell is lighter than outside metal
Shell, therefore the total weight of battery modules M can significantly reduce；When module casing 1 is set as metal shell, it is made of metal material
Module casing 1, the effect of isolation steam is better than using module casing 1 made of plastic material, therefore can extend battery mould
The service life of group M, improves the reliability of battery modules M work.The module casing 1 of the application can be itself band bottom by pouring
Casting or die cast are also possible to two seperated components applying gum forming by welding, to this application without limiting.
As shown in Figures 2 and 3, accommodate multiple element cells 7 in module casing 1, multiple element cells 7 it is in parallel and/or
It is arranged in series in module casing 1.The shell of element cell 7 is preferably plastics, mitigates the weight of battery modules M with this, can be with
Understand, aluminum plastic film can also be used in the shell of element cell 7, can so further enhance the effect of battery isolation steam.Tool
Body, each element cell 7 is electrically connected with output pole 2, so that element cell 7 is electrically connected by output pole 2 and external
The connection of connecting terminal (not shown), and then to external equipment supply of electrical energy.Specifically, output pole 2 preferably uses conductivity
High material is made, such as copper and aluminium；And preferably formed by the way of machining, pier forging or die casting, it so can be into one
Step improves the processing efficiency of output pole 1.
Further, it to guarantee the sealing performance between output pole 2 and end plate 12, exports between pole 2 and end plate 12
Sealing ring 3 is set, sealing ring 3 can be made of materials such as fluorubber, silicon rubber, EP rubbers or gas-insulated elastomers,
It can so guarantee the easy deformation and good insulation effect of sealing ring 3.However traditional sealing ring is only by contact pressure
The thickness direction of contracting sealing ring entirety, so that sealing ring globality broadens, but this sealing means are difficult to block output stage
The creepage phenomenon of column 2 and end plate 12 (i.e. there may be electric signal transmitting therebetween).For this purpose, the application leaning in sealing ring 3
Insulating part (including the first insulating part 4 and second insulating part 5) is arranged in the side of proximal plate 12, passes through insulating part compresses seal 3
Edge the interference fit of insulating part and 3 edge of sealing ring is utilized, to increase defeated to change the edge thickness of sealing ring 3
The creepage distance of pole 2 and end plate 12 out, and then the creepage phenomenon for blocking output pole 2 and end plate 12 that may occur.Specifically,
The edge of sealing ring 3 is equipped with the first hierarchic structure 30, (referring to fig. 4, the edge of the first insulating part 4 is equipped with the second hierarchic structure 40
Fig. 6, Fig. 7 and Fig. 8), the first hierarchic structure 30 and the second hierarchic structure 40 are cooperatively connected, and can so make sealing ring 3 and first absolutely
The sealing performance of edge part 4 is more preferable, enhances the leakproofness of output pole 2, that is, enhances the leakproofness of the end battery modules M, from
And solve the problems, such as that the electric conductor leakproofness of existing battery modules end is bad.
Further, referring to Fig. 6, sealing ring 3 includes integrally formed first sealing ring 31 and the second sealing ring 32, the
Two sealing rings 32 are attached at end plate 12, and ("inner" refers to being directed toward unit by module casing 1 on the inner surface of (X) along its length
The direction of battery 7), the first sealing ring 31 and the second sealing ring 32 cooperatively form the first hierarchic structure 30, and specifically, first is close
Seal 31 is greater than projected area of second sealing ring 32 on end plate 12 in the projected area on end plate 12, to pass through setting the
One hierarchic structure 30 and the second hierarchic structure 40, make the better tightness of sealing ring 3 and the first insulating part 4, enhance battery mould
The leakproofness of the group end M.
Further, Fig. 4 and Fig. 7 are please referred to, the first insulating part 4 is set between end plate 12 and module casing 1, and first absolutely
Edge part 4 is equipped with the first through hole 43 passed through for exporting pole 2 (specifically exporting the conductive column 22 of pole 2), first through hole
43 edge is equipped with the second hierarchic structure 40, and sealing ring 3 is connected in first through hole 43, can not only so realize the first insulation
The fixed effect of part 4 and sealing ring 3, moreover it is possible to guarantee the leakproofness effect of the two.First insulating part 4 is equipped with accommodating chamber 44, holds
Chamber 44 of receiving is set to the outside of first through hole 43, and accommodating chamber 44 (specifically exports leading for pole 2 for collecting part output pole 2
Battery plate 21), to guarantee the good fixed effect of output pole 2 and the first insulating part 4.
More specifically, referring to Fig. 8, the edge of first through hole 43 is successively arranged 431 He of first end along its length (X)
The second end 432, first end 431 is attached at conductive plate 21, and ("outside" is referred to by unit on the outer surface of (X) along its length
The direction of the direction module casing 1 of battery 7), the second end 432 is attached at end plate 12 along its length on the inner surface of (X), and first
End 431 and the second end 432 cooperatively form the second hierarchic structure 40, also, along short transverse (Z), the first sealing ring 31 with
First end 431 is opposite, and the second sealing ring 32 is opposite with the second end 432, so realizes the first hierarchic structure 30 and second
The mating connection of hierarchic structure 40.
Further, Fig. 4 and Fig. 9 are please referred to, battery modules M further includes the second insulating part 5, and the second insulating part 5 has the
One insulating segment 53 and the second insulating segment 54, the second insulating part 5 along its length (X) cross sectional shape be L shape.End plate 12 is equipped with the
Two through-holes 121, the second through-hole 121 are configured as passing through conductive column 22, and the first insulating segment 53 is inserted into the second through-hole 121 and supports
The second sealing ring 32 is connected to along its length on the outer surface of (X), the second insulating segment 54 is attached at end plate 12 along its length
(X) it on outer surface, can so guarantee another side edge in sealing ring 3, can also increase output pole 2 and end plate 12
Creepage distance, and then block the creepage phenomenon between output pole 2 and end plate 12.In addition, the second insulating segment 54 is set to end plate 12
Between nut 6, it can prevent electric signal from passing to end plate 12 by nut 6, to guarantee that the insulation between nut 6 and end plate 12 is close
Sealing property.
Specifically, the first insulating part 4 is preferably made of plastic cement or other insulating materials, and preferably using injection molding or molding
Technological forming, the processing efficiency of the first insulating part 4 so can be improved.Second insulating part 5 is preferably using materials such as plastic cement or ceramics
Material is made, and the technological forming of machining or injection molding can be used.To sum up, pass through the first insulating part 4 of setting and the second insulating part
5, electric signal can be prevented to be directly passed to end plate 12 by output pole 2, or pass to end plate 12 after nut 6 by output pole 2,
And then play good insulated enclosure.Preferably due to which the first insulating part 4 is located at the inside of end plate 12, therefore first is exhausted
Edge part 4 is consistent with the shape of end plate 12, such as can be plate；And the second insulating part 5 is located at the outside of end plate 12, and second is exhausted
Edge part 5 is contacted with nut 6, therefore the second insulating part 5 is preferably consistent with the shape of nut 6, such as can be cricoid gasket.It is excellent
Selection of land, since the flange end 61 of nut 6 is attached to the second insulating segment 54 along its length on the outer surface of (X), to guarantee flange
End 61 can be all pressed on the second insulating segment 54, and projected area of second insulating segment 54 on end plate 12 is greater than flange end
61 projected area on end plate 12.
Please continue to refer to Fig. 4, exporting pole 2 includes conductive plate 21 and conductive column 22, wherein sealing ring 3 and the first insulation
Part 4 is set between conductive plate 21 and end plate 12, and the first sealing ring 31 is attached at the outer surface of conductive plate 21 (X) along its length
On；Conductive column 22 connect with conductive plate 21 and (is preferably integrally formed), and conductive column 22 passes through sealing ring 3, the first insulating part 4, end
Plate 12, the second insulating part 5 and nut 6 so complete output pole 2 in the assembly of 1 end of module casing, not only increase defeated
The fixation degree of pole 2 out also adds the insulated enclosure effect of output pole 2.
Specifically, referring to Fig. 10, nut 6 is preferably made of metal material, such as copper or stainless steel be can be, and adopt
With pier forging or mach technological forming, it can so increase the processing efficiency of nut 6.Nut 6 is equipped with flange end 61 and locking end
62, locking end 62 is configured as cooperating with spanner (not shown), to tighten nut 6.Wherein, flange end 61 is attached at second
Insulating segment 54 is along its length on the outer surface of (X), and locking end 62 is arranged backwards to flange end 61, and flange end 61 is on end plate 12
Projected area is greater than projected area of the locking end 62 on end plate 12, can so increase the contact surface of nut 6 and the second insulating part 5
Product to increase the pressing force of 6 pairs of nut output poles 2, and then facilitates the sealing to output pole 2.
Please continue to refer to Fig. 4, the week of the first conductive column 221 is as smooth surface, sealing ring 3, end plate 12 and the second insulation
Part 5 is sheathed on respectively on the first conductive column 221, to reduce the fit clearance of above-mentioned component, thus the sealing between reinforcing member
Property.Specifically, the whole body of the second conductive column 222 is equipped with screw thread, and the second conductive column 222 is externally connected to nut 6, passes through second
The sealing of the cooperation battery modules of conductive column 222 and nut 6.Since the length H1 of the second conductive column 222 (X) along its length is super
The length H2 of nut 6 (X) along its length out, therefore battery mould can be realized beyond the part of nut 6 by the second conductive column 222
Electrical connection between group M.
Please continue to refer to Fig. 4, the surface of the first insulating part 4 has the first boundary 41 connecting with conductive plate 21 and and end plate
Second boundary 42 of 12 connections, the shortest route of the first boundary 41 and the second boundary 42 along the outer surface of the first insulating part 4 are formed
First creepage distance (referring to the dotted portion between the first boundary 51 and the second boundary 52), first creepage distance is in design
It is big as far as possible, the insulation resistance energy of output pole 2 and 12 junction of end plate so can be improved.It is understood that logical
Crossing chamfered shape of the first insulating part 4 of setting between the first boundary 41 and the second boundary 42 can be realized the two along the first insulation
The increase (realizing the increase of the first creepage distance) of the shortest route length of 4 outer surface of part, for the specific of the first insulating part 4
Chamfered shape the application is herein without limiting.
Further, the outer surface of the second insulating part 5 has the third boundary 51 connecting with nut 6 and connects with end plate 12
The shortest route of the 4th boundary 52 connect, third boundary 51 and the 4th boundary 52 along the outer surface of the second insulating part 5 forms second
Creepage distance (referring to the dotted portion between third boundary 61 and the 4th boundary 62), second creepage distance are also wanted in design
It is big as far as possible, the insulation resistance energy of output pole 2 and 12 junction of end plate so can be improved.It is understood that passing through
Chamfered shape of second insulating part 5 between third boundary 51 and the 4th boundary 52, which is arranged, can be realized the two along the second insulating part
The increase (realizing the increase of the second creepage distance) of the shortest route length of 5 outer surfaces, for the specific wheel of the second insulating part 5
Profile shape the application is herein without limiting.
Further, conductive plate 21 along its length (X) outer surface to nut 6 along its length (X) inner surface it
Between length H3 be greater than the length H4 of the first conductive column 221 (X) along its length, so may make nut 6 to sealing ring 3, the
One insulating part 4, end plate 12 and the second insulating part 5 play better fastening effect.
The output pole 2 of above-mentioned battery modules M is vertically arranged with end plate 12, and conductive column 22 is towards the length of battery modules M
Direction (X) setting is spent, so may be implemented on length direction (X) and connect multiple battery modules M, to be traditional battery modules
(the usually connection type on short transverse Z) provides more selection possibilities.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of battery modules characterized by comprising
Element cell；
Module casing, accommodates multiple element cells, and two ends of the module casing (X) along its length are equipped with end
Plate is equipped with the first insulating part and sealing ring between the element cell and the end plate；
Pole is exported, is electrically connected with each element cell, the output pole passes through the sealing along its length (X)
Circle, first insulating part and the end plate；
The edge of the sealing ring is equipped with the first hierarchic structure, and the edge of first insulating part is equipped with the second hierarchic structure, institute
It states the first hierarchic structure and second hierarchic structure is cooperatively connected.
2. battery modules according to claim 1, which is characterized in that the sealing ring includes that (X) successively along its length
The first sealing ring and the second sealing ring of connection, second sealing ring are attached at the interior table of the end plate (X) along its length
On face, first sealing ring and second sealing ring cooperatively form first hierarchic structure；
First sealing ring is greater than projection of second sealing ring on the end plate in the projected area on the end plate
Area.
3. battery modules according to claim 2, which is characterized in that the output pole includes:
Conductive plate, the sealing ring and first insulating part are set between the conductive plate and the end plate, and described first is close
Seal is attached at the conductive plate along its length on the outer surface of (X)；
Conductive column is connect with the conductive plate, and the conductive column passes through the sealing ring, first insulating part and the end
Plate.
4. battery modules according to claim 3, which is characterized in that first insulating part is equipped with first through hole, described
Conductive column passes through the first through hole；
The edge of the first through hole is equipped with second hierarchic structure, and the sealing ring is connected in the first through hole.
5. battery modules according to claim 4, which is characterized in that the edge of the first through hole is along its length (X)
It is successively arranged first end and the second end, the first end is attached at the outer surface of the conductive plate (X) along its length
On, the second end is attached at the end plate along its length on the inner surface of (X), the first end and the second end
Portion cooperatively forms second hierarchic structure；
Along short transverse (Z), first sealing ring is opposite with the first end, second sealing ring and the second end
Portion is opposite.
6. battery modules according to claim 4, which is characterized in that first insulating part is equipped with accommodating chamber, the appearance
Chamber of receiving is set to the periphery of the first through hole, and the accommodating chamber is configured as accommodating the conductive plate.
7. battery modules according to claim 4, which is characterized in that the battery modules further include the second insulating part, institute
The second insulating part is stated with the first insulating segment and the second insulating segment；
The end plate is equipped with the second through-hole, and second through-hole is configured as passing through the conductive column；
First insulating segment is inserted into second through-hole and is connected to the appearance of second sealing ring (X) along its length
On face, second insulating segment is attached at the end plate along its length on the outer surface of (X).
8. battery modules according to claim 7, which is characterized in that the conductive column includes connecting with the conductive plate
First conductive column, the week of first conductive column is as smooth surface；
The sealing ring, the end plate and first insulating segment are sheathed on respectively on first conductive column.
9. battery modules according to claim 8, which is characterized in that the conductive column further includes and first conductive column
The whole body of second conductive column of connection, second conductive column is equipped with screw thread；
It is connected with nut on second conductive column, the nut is attached at the outer of second insulating segment (X) along its length
On surface, the length (H1) of second conductive column (X) along its length is beyond the length of the nut (X) along its length
(H2)。
10. battery modules according to claim 9, which is characterized in that the outer surface of the conductive plate (X) along its length
It is greater than first conductive column along its length (X) to the length (H3) between the nut along its length inner surface of (X)
Length (H4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498560.2U CN209357807U (en) | 2019-04-12 | 2019-04-12 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498560.2U CN209357807U (en) | 2019-04-12 | 2019-04-12 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209357807U true CN209357807U (en) | 2019-09-06 |
Family
ID=67804611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920498560.2U Active CN209357807U (en) | 2019-04-12 | 2019-04-12 | Battery modules |
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| CN111935897A (en) * | 2020-07-23 | 2020-11-13 | 珠海格力电器股份有限公司 | Circuit board assembly and air conditioner |
| CN113136707A (en) * | 2020-01-20 | 2021-07-20 | 青岛海尔洗衣机有限公司 | Sealing structure of washing machine disc seat and washing machine with same |
| CN113517514A (en) * | 2021-04-22 | 2021-10-19 | 远景动力技术(江苏)有限公司 | Directional exhaust battery module |
| WO2023217246A1 (en) * | 2022-05-12 | 2023-11-16 | 比亚迪股份有限公司 | Battery, battery pack and vehicle |
| JP7472270B2 (en) | 2019-10-08 | 2024-04-22 | エルジー エナジー ソリューション リミテッド | Battery pack and automobile including same |
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| JP7472270B2 (en) | 2019-10-08 | 2024-04-22 | エルジー エナジー ソリューション リミテッド | Battery pack and automobile including same |
| CN113136707A (en) * | 2020-01-20 | 2021-07-20 | 青岛海尔洗衣机有限公司 | Sealing structure of washing machine disc seat and washing machine with same |
| CN111935897A (en) * | 2020-07-23 | 2020-11-13 | 珠海格力电器股份有限公司 | Circuit board assembly and air conditioner |
| CN111935897B (en) * | 2020-07-23 | 2024-05-03 | 珠海格力电器股份有限公司 | Circuit board assembly and air conditioner |
| CN113517514A (en) * | 2021-04-22 | 2021-10-19 | 远景动力技术(江苏)有限公司 | Directional exhaust battery module |
| WO2023217246A1 (en) * | 2022-05-12 | 2023-11-16 | 比亚迪股份有限公司 | Battery, battery pack and vehicle |
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