CN213184507U - Utmost point post electric connection structure and battery module - Google Patents
Utmost point post electric connection structure and battery module Download PDFInfo
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- CN213184507U CN213184507U CN202021766494.1U CN202021766494U CN213184507U CN 213184507 U CN213184507 U CN 213184507U CN 202021766494 U CN202021766494 U CN 202021766494U CN 213184507 U CN213184507 U CN 213184507U
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- pole
- post
- copper bar
- groove
- section
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 75
- 229910052802 copper Inorganic materials 0.000 claims abstract description 75
- 239000010949 copper Substances 0.000 claims abstract description 75
- 230000000670 limiting effect Effects 0.000 claims description 27
- 230000000694 effects Effects 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model relates to the technical field of battery module assembly, and provides a pole post electric connection structure and a battery module, wherein the pole post electric connection structure comprises a pole post seat, a pole post body, a bus bar and an external copper bar; the pole body comprises a pole connecting section and a pole extending section; the bus bar is arranged at the top of the module shell, and one end of the bus bar is electrically connected with the pole extension section; the external copper bar comprises a copper bar main body and a copper bar connecting section, and the copper bar connecting section is electrically connected with the pole connecting section; the copper bar connecting section is clamped in the pole connecting groove; the pole connecting section and the copper bar connecting section are fastened and connected through screws. The utility model provides a utmost point post electric connection structure and battery module realize when to the firm fixed effect of external copper bar and utmost point post, right external copper bar plays effectively prevents changeing the effect, has promoted the fixed effect of connection between external copper bar and the utmost point post, and utmost point post seat plays firm fixed effect to utmost point post.
Description
Technical Field
The application relates to the technical field of battery module assembly, in particular to a pole electric connection structure and a battery module.
Background
The battery module includes that a plurality of modules form, the module comprises a plurality of battery monomers, need carry out the electricity between a plurality of battery monomers and connect, also need to lay electric connection structure between a plurality of modules and carry out the electricity and connect, but the busbar in the module, utmost point post and external copper bar need stabilize effectively in the casing and fix, in order to avoid removing, the dislocation or warp, it is not good to lead to the electric connection effect, influence the effective use of battery module, lead to more maintenance, cost of maintenance's increase, can influence the life of battery module even.
Disclosure of Invention
The embodiment of the application provides utmost point post electric connection structure and battery module to it is relatively poor to solve the whole steadiness of electric connection structure between the battery module among the correlation technique, influences the electric connection effect of battery module and the validity and the problem of stability of function use.
In a first aspect, the utility model provides a pole electric connection structure, which comprises a pole base, a pole body, a bus bar and an external copper bar, wherein the pole base is used for being connected to the outer side surface of a module shell; the pole body comprises a pole connecting section arranged on the pole seat and a pole extending section extending from the pole connecting section to the outside of the pole seat; the busbar is used for being arranged at the top of the module shell and electrically connected with the plurality of battery cores arranged in the module shell, and one end of the busbar is electrically connected with the pole extension section; the external copper bar comprises a copper bar main body and a copper bar connecting section arranged at one end of the copper bar main body, and the copper bar connecting section is electrically connected with the pole connecting section; the copper bar connecting section is clamped in the pole connecting groove and is mutually screwed and fixed in the pole mounting seat; utmost point post linkage segment is equipped with first connecting hole, the copper bar linkage segment be equipped with the second connecting hole that first connecting hole corresponds, utmost point post linkage segment with the copper bar linkage segment is through wearing to locate first connecting hole with the connecting screw fastening connection of second connecting hole.
In some embodiments, the post connecting groove includes a longitudinal limiting groove disposed on the post connecting section, and the longitudinal limiting groove extends from the outer side of the module housing to a direction away from the module housing;
the copper bar connecting section comprises a longitudinal connecting plate connected with the copper bar main body, and the longitudinal connecting plate is clamped in the longitudinal limiting groove.
In some embodiments, the post connecting groove includes a transverse limiting groove disposed on the post connecting section, and the transverse limiting groove and the longitudinal limiting groove are communicated and staggered;
the copper bar connecting section comprises a transverse connecting plate which is arranged on the longitudinal connecting plate in a protruding mode, and the transverse connecting plate is clamped in the transverse limiting groove.
In some embodiments, the utmost point post linkage segment transversely locates on the utmost point post seat, just utmost point post spread groove is located the one end of utmost point post linkage segment utmost point post extension segment connect in the other end of utmost point post linkage segment, utmost point post extension segment with utmost point post spread groove dislocation set.
In some embodiments, the groove depth of the pole connecting groove is set to be 1.2-1.5 times of the thickness value of the copper bar connecting section.
In some embodiments, a seat body installation groove is formed in the pole seat, the pole connection section is installed in the seat body installation groove, and the pole extension section extends from the inside of the seat body installation groove to the outside of the seat body installation groove;
the copper bar connecting section is arranged in the pole connecting groove in a clamping mode, and the copper bar connecting section is arranged in the pole connecting groove in a clamping mode.
In some embodiments, the seat body opening is provided as a notch groove on an outer side wall of the seat body mounting groove; or,
the seat body opening is arranged as a seat body hole on the outer side wall of the seat body mounting groove.
In some embodiments, the bottom wall surface of the seat body opening is lower than or flush with the bottom wall surface of the pole connecting groove, and the top surface of the seat body opening is higher than or flush with the top surface of the pole connecting groove.
In some embodiments, be equipped with first joint structure on the utmost point post seat, first joint structure is used for and sets up second joint structure buckle cooperation on the lateral surface of module casing.
In a second aspect, the present invention provides a battery module, which includes:
a module housing;
the battery cores are arranged in the inner cavity of the module shell; and the number of the first and second groups,
the pole post electric connection structure is arranged on the outer side surface of the module shell; the busbar of the pole column electric connection structure is electrically connected with a plurality of electrodes of the battery cell, and the pole column seat of the pole column electric connection structure is connected with the outer side wall of the module shell. The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides utmost point post electric connection structure and battery module, owing to set up utmost point post seat, utmost point post linkage segment and set up utmost point post spread groove, copper bar linkage segment card is located in the utmost point post spread groove with the mutual spiro union of utmost point post linkage segment be fixed in utmost point post mount pad, consequently, when realizing the firm fixed effect to external copper bar and utmost point post, it is right external copper bar plays effectively prevents changeing the effect, has promoted the fixed effect of being connected between external copper bar and the utmost point post, and utmost point post seat plays firm fixed effect to utmost point post.
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 a schematic view of a partial structure of an electrical connection structure of a pole provided in an embodiment of the present invention;
fig. 2 is a schematic partial exploded view of an electrical connection structure of a terminal provided in an embodiment of the present invention;
FIG. 3 is an enlarged view of the circle of FIG. 2;
fig. 4 is a schematic structural diagram of the post electrical connection structure provided by the present invention.
In the figure: 1. a pole base; 11. a seat body mounting groove; 12. a seat body opening; 21. a pole connecting section; 211. connecting grooves for the poles; 22. a pole extension section; 221. a connecting end; 3. a bus bar; 41. a copper bar connecting section; 42. a copper bar main body; 5. a connecting bolt; 6. an outer panel; 7. and (5) battery cores.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model provides a utmost point post electric connection structure and battery module, it can solve among the correlation technique the whole steadiness of electric connection structure between the module relatively poor, influences the electric connection effect of battery module and the validity of function use and the problem of stability.
Referring to fig. 1 and 4, the present invention provides an electrical connection structure for a pole, including a pole base 1, a pole body, a bus bar 3 and an external copper bar, wherein the pole base 1 is used for connecting to an outer side surface of a module housing; the pole body comprises a pole connecting section 21 arranged on the pole column seat 1 and a pole extending section 22 extending from the pole connecting section 21 to the outside of the pole column seat 1; the busbar 3 is used for being arranged at the top of the module shell and electrically connected with the plurality of battery cores 7 arranged in the module shell, and one end of the busbar 3 is electrically connected with the pole extension section 22; the external copper bar comprises a copper bar main body 42 and a copper bar connecting section 41 arranged at one end of the copper bar main body 42, and the copper bar connecting section 41 is electrically connected with the pole connecting section 21; the pole connecting section 21 is provided with a pole connecting groove 211, and the copper bar connecting section 41 is clamped in the pole connecting groove 211 and is in threaded connection with the pole connecting section 21 to be fixed in the pole mounting seat; utmost point post linkage segment 21 is equipped with first connecting hole, copper bar linkage segment 41 be equipped with the second connecting hole that first connecting hole corresponds, utmost point post linkage segment 21 with copper bar linkage segment 41 is through wearing to locate first connecting hole with 5 fastening connections of connecting bolt of second connecting hole.
The embodiment of the utility model provides a utmost point post electric connection structure and battery module, owing to set up utmost point post seat 1, utmost point post linkage segment 21 and set up utmost point post spread groove 211, copper bar linkage segment 41 card is located in the utmost point post spread groove 211 with utmost point post linkage segment 21 mutual spiro union be fixed in utmost point post mount pad, consequently, when realizing the firm fixed effect to external copper bar and utmost point post, right external copper bar plays effectively prevents changeing the effect, has promoted the fixed effect of connection between external copper bar and the utmost point post, and utmost point post seat 1 plays firm fixed effect to utmost point post.
In a preferred embodiment, the terminal connecting groove 211 includes a longitudinal limiting groove formed on the terminal connecting section 21, the longitudinal limiting groove is formed by extending the outer side surface of the module housing in the direction away from the module housing, the copper bar connecting section 41 includes a longitudinal connecting plate connected to the copper bar main body 42, and the longitudinal connecting plate is clamped in the longitudinal limiting groove to play a limiting and rotation-preventing effect on the longitudinal connecting plate of the external copper bar.
In a preferred embodiment, the post connecting groove 211 includes a transverse limiting groove disposed on the post connecting section 21, and the transverse limiting groove and the longitudinal limiting groove are disposed in a communication and staggered manner;
the copper bar connecting section 41 comprises a transverse connecting plate which is protrudingly arranged on the longitudinal connecting plate, and the transverse connecting plate is clamped in the transverse limiting groove and is used for being limited in the longitudinal limiting groove by combining the longitudinal connecting plate, so that the limiting and rotation-preventing effect of the copper bar connecting section 41 is further improved.
In a preferred embodiment, the post connecting section 21 is transversely disposed on the post base 1, and the post connecting groove 211 is disposed at one end of the post connecting section 21, the post extending section 22 is connected to the other end of the post connecting section 21, the post extending section 22 and the post connecting groove 211 are disposed in a staggered manner, so that the post base 1 is mounted at a non-middle position of the outer side plate 6 of the housing, and the connecting end 221 of the post can be connected to the busbar 3 and the post base 1 at the middle of the top surface of the module.
In a preferred embodiment, the depth of the terminal connecting groove 211 is 1.2-1.5 times of the thickness of the copper bar connecting section 41, so as to effectively clamp and limit the copper bar connecting section 41, thereby achieving an effective and stable limiting and anti-rotation effect.
In a preferred embodiment, the post holder 1 is provided with a holder body mounting groove 11, the post connecting section 21 is installed in the holder body mounting groove 11, and the post extending section 22 extends from the inside of the holder body mounting groove 11 to the outside of the holder body mounting groove 11 and is connected to the bus bar 3.
Referring to fig. 2-3, a seat body opening 12 communicating with the seat body mounting groove 11 is formed in the outer side wall of the seat body mounting groove 11, the seat body opening 12 is correspondingly communicated with the pole connecting groove 211, the copper bar connecting section 41 is extended and clamped in the pole connecting groove 211 through the seat body opening 12, the seat body opening 12 limits the directions of two sides of the copper bar connecting section 41, and the copper bar connecting section 41 is clamped in the pole connecting groove 211 to achieve a more stable limiting effect.
In a preferred embodiment, the seat body opening 12 is a notch groove on the outer side wall of the seat body mounting groove 11, so that the implementation is simple and convenient, and the copper bar connecting section 41 is convenient and simple to mount.
In the embodiment of the present invention, the seat body hole 12 is a seat body hole on the outer side wall of the seat body mounting groove 11, as long as the copper bar connecting section 41 can pass through.
In a preferred embodiment, the bottom wall surface of the seat body opening 12 is flush with the bottom wall surface of the pole connecting groove 211, so that the copper bar connecting section 41 is smoothly clamped in the pole mounting groove,
the utility model discloses in the embodiment of transform, the diapire face of pedestal mouth 12 is less than the end wall face of utmost point post connecting groove 211, the top surface of pedestal mouth 12 with the top surface height or the parallel and level of utmost point post connecting groove 211, as long as can realize external copper bar connecting cylinder passes pedestal mouth 12 card to locate in utmost point post connecting groove 211 can.
In a preferred embodiment, the pole column base 1 is provided with a first clamping structure, and the first clamping structure is used for being in snap fit with a second clamping structure arranged on the outer side surface of the module housing, so that the realization is convenient and simple.
In a specific embodiment, first joint structure is including locating utmost point post bottom downwardly extending's card post, second joint structure establishes into the heat dissipation channel of module outer panel 6, and the card post is mutually supported with heat dissipation channel, realizes convenient simple.
In a second aspect, the present invention provides a battery module, which includes:
a module housing;
the battery cells 7 are arranged in the inner cavity of the module shell; and the number of the first and second groups,
the pole post electric connection structure is arranged on the outer side surface of the module shell; the busbar 3 of the pole electric connection structure is electrically connected with a plurality of electrodes of the battery cell 7, and the pole seat 1 of the pole electric connection structure is connected with the outer side wall of the module shell.
According to the pole electric connection structure, the pole connection section 21 is arranged on the pole base 1, the pole connection section 21 is provided with the pole connection groove 211, the copper bar connection section 41 is clamped in the pole connection groove 211 and is in threaded connection with the pole connection section 21 to be fixed in the pole mounting base, and is in threaded connection with the pole connection section 21 to be fixed, so that limit of effective fixation of a pole and an external copper bar is realized, the electric connection effectiveness between modules is effectively guaranteed, and the effectiveness of functional use of a battery module is guaranteed.
In the description of the present invention, 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 only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. 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 invention can be understood according to specific situations by those skilled in the art.
It is noted that, in the present invention, relational terms such as "first" and "second", and the like, may be 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. 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 invention. Thus, the present invention 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. The utility model provides a utmost point post electric connection structure which characterized in that includes:
the pole column seat is used for being connected to the outer side face of the module shell;
the pole body comprises a pole connecting section arranged on the pole seat and a pole extending section extending from the pole connecting section to the outside of the pole seat;
the busbar is arranged at the top of the module shell and electrically connected with the plurality of battery cells arranged in the module shell, and one end of the busbar is electrically connected with the pole extension section; and the number of the first and second groups,
the external copper bar comprises a copper bar main body and a copper bar connecting section arranged at one end of the copper bar main body, and the copper bar connecting section is electrically connected with the pole connecting section;
the copper bar connecting section is clamped in the pole connecting groove and is mutually screwed and fixed in the pole mounting seat; utmost point post linkage segment is equipped with first connecting hole, the copper bar linkage segment be equipped with the second connecting hole that first connecting hole corresponds, utmost point post linkage segment with the copper bar linkage segment is through wearing to locate first connecting hole with the connecting screw fastening connection of second connecting hole.
2. The post electrical connection structure of claim 1, wherein the post connection groove comprises a longitudinal limiting groove disposed on the post connection section, the longitudinal limiting groove extending from an outer side of the module housing in a direction away from the module housing;
the copper bar connecting section comprises a longitudinal connecting plate connected with the copper bar main body, and the longitudinal connecting plate is clamped in the longitudinal limiting groove.
3. The post electric connection structure of claim 2, wherein the post connection groove comprises a transverse limiting groove arranged on the post connection section, and the transverse limiting groove and the longitudinal limiting groove are communicated and staggered;
the copper bar connecting section comprises a transverse connecting plate which is arranged on the longitudinal connecting plate in a protruding mode, and the transverse connecting plate is clamped in the transverse limiting groove.
4. The post electrical connection structure of claim 1, wherein the post connection section is transversely disposed on the post base, the post connection groove is disposed at one end of the post connection section, the post extension section is connected to the other end of the post connection section, and the post extension section and the post connection groove are arranged in a staggered manner.
5. The pole electrical connection structure of claim 1, wherein the depth of the pole connecting groove is set to be 1.2-1.5 times of the thickness of the copper bar connecting section.
6. The post electric connection structure according to any one of claims 1 to 5, wherein the post base is provided with a base mounting groove, the post connection section is disposed in the base mounting groove, and the post extension section extends from the inside of the base mounting groove to the outside of the base mounting groove;
the copper bar connecting section is arranged in the pole connecting groove in a clamping mode, and the copper bar connecting section is arranged in the pole connecting groove in a clamping mode.
7. The post electrical connection structure of claim 6, wherein the seat body opening is provided as a notched groove on an outer side wall of the seat body mounting groove; or,
the seat body opening is arranged as a seat body hole on the outer side wall of the seat body mounting groove.
8. The post electrical connection structure of claim 6, wherein the bottom wall surface of the seat body opening is flush with the bottom wall surface of the post connection groove, and the top surface of the seat body opening is flush with the top surface of the post connection groove.
9. The post electrical connection structure according to claim 1, wherein the post base is provided with a first clamping structure for snap-fitting with a second clamping structure provided on an outer side surface of the module housing.
10. A battery module, comprising:
a module housing;
the battery cores are arranged in the inner cavity of the module shell; and the number of the first and second groups,
the pole electrical connection structure of any one of claims 1 to 9, disposed on an outer side of the module housing; the busbar of the pole column electric connection structure is electrically connected with a plurality of electrodes of the battery cell, and the pole column seat of the pole column electric connection structure is connected with the outer side wall of the module shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021766494.1U CN213184507U (en) | 2020-08-21 | 2020-08-21 | Utmost point post electric connection structure and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021766494.1U CN213184507U (en) | 2020-08-21 | 2020-08-21 | Utmost point post electric connection structure and battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213184507U true CN213184507U (en) | 2021-05-11 |
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ID=75766504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021766494.1U Active CN213184507U (en) | 2020-08-21 | 2020-08-21 | Utmost point post electric connection structure and battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213184507U (en) |
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2020
- 2020-08-21 CN CN202021766494.1U patent/CN213184507U/en active Active
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