CN217562759U - Output pole seat and battery module - Google Patents
Output pole seat and battery module Download PDFInfo
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- CN217562759U CN217562759U CN202221242087.XU CN202221242087U CN217562759U CN 217562759 U CN217562759 U CN 217562759U CN 202221242087 U CN202221242087 U CN 202221242087U CN 217562759 U CN217562759 U CN 217562759U
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- 238000005452 bending Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013386 optimize process Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an output polar seat and battery module relates to power battery technical field, and this battery module includes: the main body part is provided with at least two battery poles; the at least two output electrode bases comprise nested parts and bent parts, the nested parts are sleeved on one battery pole, and the upper surfaces of the nested parts are not higher than the upper surfaces of the battery poles; and one end of each electric connection sheet is connected with the bent part of the output pole base, and the other end of each electric connection sheet is attached to the upper surface of the battery pole. The utility model discloses in through setting up detachably output polar seat for output polar seat and electric connection piece can install no longer need slot the terminal plate on battery utmost point post, have optimized the processing cost.
Description
Technical Field
The utility model relates to a power battery technical field, concretely relates to output polar seat and battery module.
Background
The new energy automobile is a trend of automobile development, and gradually becomes a mainstream direction of research and development of automobile enterprises in various countries, and the new energy automobile is various in variety, but the electric automobile has the most development prospect, so that the electric automobile is explosively increased at a speed of 3-4 times every year in the years. However, the common short board of the electric vehicle is short driving range, which also becomes a large factor limiting the development of the electric vehicle. The driving range of the electric automobile in the current market is generally about 200km, and the electric automobile can not be used for long-distance driving, so that the use requirement of people can not be met. At present, the power battery for the automobile is generally a battery pack assembled in a modularized way, namely a battery module is assembled by a plurality of batteries, and then the battery modules are assembled in series or in parallel. Therefore, one of the key factors affecting the driving range of the electric vehicle is the energy density of the battery pack, which becomes a bottleneck restricting the development of the electric vehicle, and the pursuit of higher mass and volume energy density is a common goal of power battery suppliers.
Among the present battery module, for insulating and protection output electricity connection piece, generally set up output electricity connection piece in the output utmost point seat, will be qualified for the next round of competitions the seat and be fixed in on the end plate through schemes such as spacing or buckle simultaneously. On the one hand, this solution requires a special design and machining of the holes, grooves on the end plates; on the other hand, when the end plate is short or the output electric connecting sheet needs to be led out from the side face of the module, the output pole seat is difficult to limit or fix effectively by the scheme.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a battery module is in order to solve the inconvenient problem of output polar seat design among the correlation technique.
In order to achieve the above purpose, the utility model adopts the technical proposal that: providing an output polar mount, comprising:
nested portion, nested portion is used for the cover to locate on a battery utmost point post of battery module, just the upper surface of nested portion is not higher than the upper surface of battery utmost point post, the outside kink formation kink of buckling of nested portion, the kink is used for linking to each other with the electric connection piece.
In some embodiments, the bending part comprises:
the first connecting structure is attached to the side surface of the main body part of the battery module;
and the second connecting structure is formed by turning outwards from the first connecting structure and is used for being connected with the electric connecting sheet of the battery module.
In some embodiments, the second connecting structure is provided with a fastening hole.
In some embodiments, a fastener is disposed in the fastening hole.
In some embodiments, the second connecting structure and the first connecting structure form an obtuse angle.
In some embodiments, an upper surface of the nest is configured to be flush with an upper surface of the battery post.
In another aspect, the present application provides a battery module, including:
the battery pack comprises a main body part, a battery pack and a battery pack, wherein at least two battery poles are arranged on the main body part;
at least two of any of the above output electrode holders;
and one end of each electric connection sheet is connected with the bent part of the output pole seat, and the other end of each electric connection sheet is attached to the upper surface of the battery pole.
In some embodiments, the output pole seat is configured to be disposed at one side of the main body portion of the battery module in a length direction and/or one side of the main body portion in a width direction.
In some embodiments, the electrical connection sheet has a hollow hole.
In some embodiments, a fastening groove is formed in the second connecting structure of the bending portion, a fastening is formed in the electrical connection sheet, and when the electrical connection sheet covers the output electrode base, the fastening is fastened with the fastening groove.
Compared with the prior art, the utility model has the advantages of:
(1) The utility model discloses in through setting up detachably output polar seat for output polar seat and electric connection piece can install no longer need slot the terminal plate on battery utmost point post, have optimized the processing cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is an exploded view of a battery module according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a battery module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a battery module according to another embodiment of the present invention;
fig. 4 is a schematic structural view of an output pole socket in an embodiment of the present invention;
fig. 5 is a side view of an output pole mount according to an embodiment of the present invention.
In the figure: 1. a main body portion; 11. a battery post; 2. an output pole seat; 21. a nesting part; 211. a card slot; 22. a bent portion; 221. a first connecting structure; 222. a second connecting structure; 223. a fastening hole; 224. a fastener; 3. an electrically connecting sheet; 4. and (4) bolts.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. As shown in fig. 1, the present application provides an output pole mount comprising:
Specifically, the bent portion 22 includes: a first connection structure 221 attached to a side surface of the main body 1 of the battery module; and a second connecting structure 222 formed by folding outwards from the first connecting structure 221, wherein the second connecting structure 222 is used for connecting with the electric connecting sheet 3 of the battery module.
Further, the second connecting structure 222 is provided with a fastening hole 223.
Preferably, a fastening member 224 is provided in the fastening hole 223.
It should be noted that the included angle between the second connecting structure 222 and the first connecting structure 221 is an obtuse angle.
Further, the upper surface of the nest 21 is configured to be flush with the upper surface of the battery post 11.
On the other hand, the embodiment of the present application provides a battery module, it includes: the device comprises a main body part 1, at least two output pole seats 2 and an electric connecting sheet 3; wherein,
the battery pack comprises a main body part 1, a battery pack and a battery pack, wherein at least two battery poles 11 are arranged on the main body part 1; the at least two output electrode holders 2 comprise nesting parts 21 and bending parts 22, the nesting parts 21 are sleeved on one battery pole 11, and the upper surfaces of the nesting parts 21 are not higher than the upper surface of the battery pole 11; and one end of the electric connection sheet 3 is connected with the bending part 22 of the output pole base 2, and the other end is attached to the upper surface of the battery pole 11.
Preferably, the electrical connection sheet 3 is shaped according to the shape of the output pole socket 2. So that the electrical connection lug 3 can be arranged completely flush on the output pole socket 2. As shown in fig. 1, one end of the electrical connection sheet 3 is attached to the nesting portion 21, and the other end is bent along the bent portion 22 of the output electrode holder 2.
The main body portion of the battery module may include a row of stacked battery cells, the battery post 11 is disposed on the battery cell, and a plurality of adjacent battery cells may be electrically connected through the interposer.
In one possible embodiment, the two output electrode holders 2 may be respectively disposed on both sides of the main body portion 1 in the length direction, or on both sides of the main body portion 1 in the width direction, and in another possible embodiment, the two output electrode holders 2 may also be disposed one on one side of the main body portion 1 in the length direction and the other on one side of the main body portion 1 in the width direction, where the length direction of the main body portion 1 is the stacking direction (X direction) of the battery cells, and the width direction of the main body portion 1 is the Y direction in fig. 2. In addition, the specific position of the output pole socket 2 in the main body portion 1 is not limited in the embodiment of the present application, in one possible implementation manner, as shown in fig. 2, the output pole socket 2 may be disposed at two ends of the main body portion 1, and in another possible implementation manner, the output pole socket 2 may also be disposed in the middle of the main body portion 1.
Specifically, the external output electrode holder 2 and the electrical connection sheet 3 make designers no longer need to provide a storage groove on the end plate as in the conventional technology, which increases the production process cost. In the present application, as shown in fig. 2 and 3, it is only necessary to ensure that the electrical connection sheet 3 is attached to the battery post 11, and therefore, the bent portion 22 of the output electrode holder 2 may be attached to the front and rear sides of the main body 1 in the X direction (i.e., the longitudinal direction of the main body 1) as shown in fig. 2, or the output electrode holder 2 may be attached to the left and right sides of the main body 1 in the Y direction (i.e., the width direction of the main body 1) as shown in fig. 3.
Specifically, the bent portion 22 includes: a first connection structure 221 and a second connection structure 222; wherein,
a first connecting structure 221 attached to a side surface of the main body 1;
and a second connecting structure 222 formed by folding outward from the main body 1, wherein the second connecting structure 222 is connected with the electrical connecting sheet 3.
Preferably, the first and second connection structures 221 and 222 are a unitary piece.
Specifically, as shown in fig. 4 and 5, the connection point of the first connection structure 221 and the second connection structure 222 may be a circular arc structure or a right-angle structure. The connecting part is provided with a certain thickness for placing the bolt 4 or the nut.
Preferably, the electric connection sheet 3 is provided with a hollow hole, and the hollow hole is used for avoiding a torque gun used for screwing a bolt so as to facilitate operation of an installer.
In some embodiments, the second connection structure 222 is provided with a fastening hole 223, and the electrical connection sheet 3 is connected to the fastening hole 223 by a bolt 4.
Further, a fastening member 224 is provided in the fastening hole 223, and the electric connection sheet 3 is connected to the fastening member 224 by a bolt 4 to enhance the fastening effect.
It should be noted that, in the present application, a certain angle is provided between the second connecting structure 222 and the first connecting structure 221, so that when a practitioner fastens the electrical connecting sheet 3 by tightening the bolt 4, a component force is generated to the output pole base 2, in addition to the upward and downward vertical forces generated to the output pole base 2, towards the main body 1, so that the second connecting structure 222 is not deformed or the durability is not reduced due to a large vertical force.
Preferably, the second connection structure 222 and the first connection structure 221 form an obtuse angle.
In some embodiments, the nesting portion 21 is provided with a clamping groove 211, and when the nesting portion 21 is nested on the battery post 11, the clamping groove 211 and the battery post 11 are attached to each other in the X direction and the Y direction. Preferably, the upper surface of the catching groove 211 of the nesting portion 21 is flush with the upper surface of the battery post 11.
Preferably, the second connecting structure 222 and the electrical connecting sheet 3 may be fixed by using the cooperation between a buckle and a clamping groove without being connected by a bolt, the second connecting structure 222 of the bending portion 22 is provided with a buckle groove, the electrical connecting sheet 3 is provided with a buckle, and when the electrical connecting sheet 3 is covered on the output electrode base 2, the buckle is clamped with the buckle groove.
It is worth mentioning that when the user fastens the electrical connection sheet 3 by the torsion bolt 4, the torque generated by the user is mainly transmitted to the battery post 11 through the catching groove 211. The influence on the output electric connection sheet 3 is reduced.
To sum up, the utility model discloses in through setting up detachably output pole socket for output pole socket and electric connection piece can install no longer need slot to the terminal plate on battery utmost point post, have optimized process cost.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An output pole mount, comprising:
nested portion (21), nested portion (21) are used for the cover to locate on battery post (11) of battery module, just the upper surface of nested portion (21) is not higher than the upper surface of battery post (11), nested portion (21) outwards buckle and form kink (22), kink (22) are used for linking to each other with electric connection piece (3).
2. The output pole socket according to claim 1, wherein the bent portion (22) comprises:
a first connecting structure (221) which is attached to a side surface of the main body (1) of the battery module;
and a second connecting structure (222) formed by folding outwards from the first connecting structure (221), wherein the second connecting structure (222) is used for being connected with the electric connecting sheet (3) of the battery module.
3. The output pole mount of claim 2, wherein the second attachment structure (222) is provided with a fastening hole (223).
4. An output polar mount according to claim 3, characterized in that a fastening member (224) is provided in the fastening hole (223).
5. The output pole mount of claim 2, wherein the second connection structure (222) is at an obtuse angle to the first connection structure (221).
6. An output pole socket according to claim 1, characterised in that the upper surface of the nest (21) is adapted to lie flush with the upper surface of the battery pole (11).
7. A battery module, comprising:
the battery pack comprises a main body part (1), wherein at least two battery poles (11) are arranged on the main body part (1);
at least two output pole seats (2) according to any one of claims 1 to 6;
and one end of each of the at least two electric connection sheets (3) is connected with the bent part (22) of the output pole seat (2), and the other end of each of the electric connection sheets is attached to the upper surface of the battery pole (11).
8. The battery module according to claim 7, wherein the output electrode holder (2) is adapted to be disposed at one side of the length direction of the main body portion (1) of the battery module and/or at one side of the width direction of the main body portion (1).
9. The battery module according to claim 7, wherein the electrical connection sheet (3) is provided with a hollow hole.
10. The battery module according to claim 7, wherein a fastening groove is formed on the second connecting structure (222) of the bending part (22), and a fastening is formed on the electrical connecting sheet (3), and when the electrical connecting sheet (3) covers the output electrode holder (2), the fastening is fastened with the fastening groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221242087.XU CN217562759U (en) | 2022-05-20 | 2022-05-20 | Output pole seat and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221242087.XU CN217562759U (en) | 2022-05-20 | 2022-05-20 | Output pole seat and battery module |
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| Publication Number | Publication Date |
|---|---|
| CN217562759U true CN217562759U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221242087.XU Active CN217562759U (en) | 2022-05-20 | 2022-05-20 | Output pole seat and battery module |
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| CN (1) | CN217562759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024149134A1 (en) * | 2023-01-10 | 2024-07-18 | 厦门海辰储能科技股份有限公司 | Output electrode assembly, battery module, energy storage device, and electric apparatus |
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2022
- 2022-05-20 CN CN202221242087.XU patent/CN217562759U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024149134A1 (en) * | 2023-01-10 | 2024-07-18 | 厦门海辰储能科技股份有限公司 | Output electrode assembly, battery module, energy storage device, and electric apparatus |
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