CN202333024U - Cover plate assembly with reversed T-shaped pole group - Google Patents
Cover plate assembly with reversed T-shaped pole group Download PDFInfo
- Publication number
- CN202333024U CN202333024U CN2011204253260U CN201120425326U CN202333024U CN 202333024 U CN202333024 U CN 202333024U CN 2011204253260 U CN2011204253260 U CN 2011204253260U CN 201120425326 U CN201120425326 U CN 201120425326U CN 202333024 U CN202333024 U CN 202333024U
- Authority
- CN
- China
- Prior art keywords
- inverted
- cover plate
- shape
- pole
- negative pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model relates to a cover plate assembly with a reversed T-shaped pole group. The cover plate assembly comprises a cover plate, wherein a positive wiring board and a negative wiring board are arranged below the cover plate; a reversed T-shaped positive pole and a reversed T-shaped negative pole are arranged above the cover plate; each one of the reversed T-shaped positive pole and the reversed T-shaped negative pole is provided with a bottom part and a stand part extending upwards from the bottom part; the bottom part of the reversed T-shaped positive pole is electrically connected with the positive wiring board, and the bottom part of the reversed T-shaped negative pole is electrically connected with the negative wiring board; and the reversed T-shaped positive pole and the reversed T-shaped negative pole are respectively insulated from the cover plate. Accordingly, when the cover plate assembly is covered at the top end of a lithium battery cell shell, a compact structure can be formed to prevent an electrolyte solution from being leaked. Furthermore, a wiring terminal is prevented from being loosened, so as to ensure the use security.
Description
Technical field
The utility model is relevant for a kind of cover plate assembly with inverted T shape pole group, refers to that especially a kind of electrolyte solution that can prevent leaks, and effective link terminal, to guarantee the cover plate assembly with inverted T shape pole group safe in utilization.
Background technology
Present employed lithium battery mainly is to comprise a housing, and housing is built-in to be placed with electrolyte solution and to adopt lamination or positive plate, barrier film and the negative plate of the assembling of coiling fit.Each positive plate with after the positive pole ear welding, is welded on the bottom of the positive terminal of housing top respectively more simultaneously, and each negative plate is welded on the bottom of the negative terminal of housing top more simultaneously respectively with the negative lug welding.The top of positive terminal and negative terminal then is to screw togather a nut respectively, to fix different binding posts respectively.
But above-mentioned binding post all uses single screw, and the upper/lower terminal in single screw locks on the cover plate with nut respectively again.When on the power equipment that is installed in electric motor car and so on, because the continuous vibrations of advancing and being produced, have electrolyte solution easily and leak or cause the problem of short circuit, poorly conductive because of binding post gets loose.
The utility model content
The main purpose of the utility model is providing a kind of positive and negative electrode terminal block that can make closely fixing with binding post respectively, guaranteeing conductive effect, and prevents that binding post from getting loose because of vibrations, to guarantee the cover plate assembly with inverted T shape pole group safe in utilization.
The secondary objective of the utility model is providing a kind of compact conformation, and can effectively prevent the cover plate assembly with inverted T shape pole group that electrolyte solution leaks.
For reaching the purpose of above-mentioned creation; A kind of cover plate assembly that the utility model is set with inverted T shape pole group; Comprise a cover plate; The below of this cover plate is provided with an anodal terminal block and a negative pole terminal block, and the top of this cover plate is provided with an inverted T shape pole group, and this inverted T shape pole group comprises an inverted T shape Positive Poles and an inverted T shape negative pole pole; This inverted T shape Positive Poles and inverted T shape negative pole pole are respectively equipped with a bottom and reach by the upwardly extending erection part in bottom; And the bottom of this inverted T shape Positive Poles is with anodal terminal block and is electrically connected, and the bottom of this inverted T shape negative pole pole is with the negative pole terminal block and is electrically connected, and this inverted T shape Positive Poles and inverted T shape negative pole pole are state of insulation with cover plate respectively.
Preferably, the erection part of the erection part of this inverted T shape Positive Poles and this inverted T shape negative pole pole is provided with screw thread.
Preferably, the bottom of this inverted T shape Positive Poles is connected with anodal terminal block with at least one first keeper that passes cover plate; The bottom of this inverted T shape negative pole pole is connected with the negative pole terminal block with at least one second keeper that passes cover plate.
Preferably, this first keeper, second keeper are respectively a rivet.
Preferably, form at least two flutings that run through cover plate up and down on this cover plate, two gum covers are positioned respectively on two flutings, and the bottom of inverted T shape Positive Poles and inverted T shape negative pole pole is placed in two gum cover tops respectively.
Preferably, the below of this cover plate is provided with an insulation offset plate, and this insulating cement plate holder places between cover plate and anodal terminal block, the negative pole terminal block.
Preferably, also comprise one first on-slip part and one second on-slip part, connect the erection part of inverted T shape Positive Poles and the erection part of inverted T shape negative pole pole respectively.
Preferably, form a perforation that runs through this cover plate up and down on this cover plate, this perforation is sealed with rupture pressure disc, and is provided with an insulation board above this cover plate, and this insulation board is provided with bleeder port that should rupture pressure disc.
Preferably, this bleeder port is for being criss-cross structure.
The beneficial effect of the utility model is:
1, the positive and negative electrode pole of the utility model is inverted T shape respectively; And the bottom of positive and negative electrode pole is closely fixing with the positive and negative electrode terminal block respectively; Therefore, can effectively guarantee conductive effect, and can be when the positive and negative electrode pole connects first, second on-slip part respectively; Prevent that binding post from getting loose because of vibrations, safe in utilization to guarantee.
2, inverted T shape pole group, cover plate, gum cover and the positive and negative electrode terminal block of the utility model are closely linked with the mode of riveted; To form structure closely; Therefore, when cover plate is covered on the top of lithium cell housing, can prevent effectively that electrolyte solution is to external leakage.
3, the cover plate of the utility model is provided with rupture pressure disc, and on insulation board, is provided with the cross bleeder port of corresponding rupture pressure disc, therefore, not only make simply, and can be effectively disappointing, explode because of internal pressure is too high to prevent the lithium cell housing.
Description of drawings
Fig. 1 is the element exploded view of the preferred embodiment of the utility model.
Three-dimensional appearance sketch map when Fig. 2 is covered on lithium cell housing top for the cover plate of another preferred embodiment of the utility model.
Fig. 3 is the combination section of another preferred embodiment of the utility model.
Wherein:
1 has cover plate assembly 2 cover plates of inverted T shape pole group
22 perforation of 21 housings
23 rupture pressure discs, 24 flutings
3 gum covers, 4 insulation offset plates
41 wide facial 42 leptoprosopy portions
43 perforation, 5 anodal terminal blocks
51 negative pole terminal blocks, 52 dielectric films
6 insulation boards, 61 bleeder ports
7 inverted T shape pole groups, 71 inverted T shape Positive Poles
711,721 bottoms, 712,722 erection part
713 first keepers, 72 inverted T shape negative pole poles
723 second keepers, 8 first on-slip parts
9 second on-slip parts, 81,91 annular gaskets
82,92 nuts, 98,99 positive and negative electrode binding posts
Embodiment
See also shown in Figure 1; It is the preferred embodiment that the utlity model has the cover plate assembly 1 of inverted T shape pole group, comprises the anodal terminal block of a cover plate 2, two gum covers 3, an insulation offset plate 4, one 5, a negative pole terminal block 51, an insulation board 6, an inverted T shape pole group 7, one first on-slip part 8 and one second on-slip part 9.
Wherein, This cover plate 2 is the strip metallic plate, and for the top that is covered on a lithium cell housing 21, the central part of cover plate 2 forms a upper and lower circular perforations 22 that runs through cover plate 2; Circular perforations 22 is sealed with rupture pressure disc 23; And cover plate 2 is provided with several and is symmetrical in perforation 22 rounded groove 24, with via direct injection molding way, and two gum covers 3 of moulding on cover plate 2.
These insulation offset plate 4 summarys are elongated, and its correspondence is arranged at the below of cover plate 2, and insulation offset plate 4 comprises one wide facial 41 and the leptoprosopy portion 42 of being extended by an end of wide facial 41, and insulation offset plate 4 is provided with several perforation 43.
This positive pole terminal block 5 is the rectangle metallic plate, and it places the below of leptoprosopy portion 42 of insulation offset plate 4, and the periphery of anodal terminal block 5 is welded in cover plate 2 belows, so that the leptoprosopy portion 42 of insulation offset plate 4 is folded between cover plate 2 and the anodal terminal block 5.
This negative pole terminal block 51 is the elongated metallic plate of summary, and the one of which end places wide facial 41 below of insulation offset plate 4, and the other end to be extending bending towards being directed downwards of anodal terminal block 5, and envelopes a dielectric film 52.
This insulation board 6 is incorporated into the top of cover plate 2, and insulation board 6 is provided with the cross bleeder port 61 of corresponding rupture pressure disc 23.And inverted T shape pole group 7 is located at the top of insulation board 6, and inverted T shape pole group 7 comprises an inverted T shape Positive Poles 71 and an inverted T shape negative pole pole 72.Inverted T shape Positive Poles 71 and inverted T shape negative pole pole 72 are respectively equipped with a bottom (711,721) and by the upwardly extending erection part in bottom (711,721) (712,722), are respectively equipped with screw thread on two erection part (712,722).And the bottom of inverted T shape Positive Poles 71 and inverted T shape negative pole pole 72 (711,721) are placed in two gum cover 3 tops respectively, and 711 both sides, bottom of inverted T shape Positive Poles 71 and 721 both sides, bottom of inverted T shape negative pole pole 72 are respectively equipped with perforation.
See also Fig. 1～shown in Figure 3; Behind perforation, gum cover 3 and the insulation offset plate 4 of the both sides, bottom (711,721) of from top to bottom passing inverted T shape positive and negative electrode pole (71,72) with several rivets respectively; Can inverted T shape pole group 7, cover plate 2, gum cover 3, insulation offset plate 4 and positive and negative electrode terminal block (5,51) be closely linked by the pressure effect of rivet driver.During enforcement, the rivet of these two bottoms 711 of passing inverted T shape Positive Poles 71 is as first keeper 713, and the rivet of these two bottoms 721 of passing inverted T shape negative pole pole 72 is as second keeper 723.
Whereby, inverted T shape Positive Poles 71 is with anodal terminal block 5 is electrically connected, inverted T shape negative pole pole 72 is with negative pole terminal block 51 and is electrically connected, and makes inverted T shape Positive Poles 71 and inverted T shape negative pole pole 72 be state of insulation with cover plate 2 respectively.
In addition; The first on-slip part 8 and the second on-slip part, 9 a preferable annular gasket (81,91) and the nuts (82,92) of comprising respectively; After the erection part (712,722) that two annular gaskets (81,91) are socketed on inverted T shape positive and negative electrode pole (71,72) respectively goes up; Screw togather corresponding erection part (712,722) with nut (82,92) respectively,, prevent positive and negative electrode binding post get loose (98,99) so that positive and negative electrode binding post (98,99) is tightly suppressed.
During enforcement; This first, second on-slip part (8,9) also can be respectively a bolt of taking the lead; The erection part (712,722) of inverted T shape positive and negative electrode pole (71,72) then is to be respectively a nut, can let first, second on-slip part (8,9) be screwed on the erection part (712,722) of inverted T shape positive and negative electrode pole (71,72) respectively equally.
Therefore, the utlity model has following advantage:
1, the positive and negative electrode pole of the utility model is inverted T shape respectively; And the bottom of positive and negative electrode pole is closely fixing with the positive and negative electrode terminal block respectively; Therefore, can effectively guarantee conductive effect, and can be when the positive and negative electrode pole connects first, second on-slip part respectively; Prevent that binding post from getting loose because of vibrations, safe in utilization to guarantee.
2, inverted T shape pole group, cover plate, gum cover and the positive and negative electrode terminal block of the utility model are closely linked with the mode of riveted; To form structure closely; Therefore, when cover plate is covered on the top of lithium cell housing, can prevent effectively that electrolyte solution is to external leakage.
3, the cover plate of the utility model is provided with rupture pressure disc, and on insulation board, is provided with the cross bleeder port of corresponding rupture pressure disc, therefore, not only make simply, and can be effectively disappointing, explode because of internal pressure is too high to prevent the lithium cell housing.
In sum, according to the content that preceding text disclosed, the utility model really can reach the intended purposes of creation; Provide a kind of electrolyte solution that can not only effectively prevent to leak; Prevent that housing from exploding because of internal pressure is too high, and effective link terminal, to guarantee the cover plate assembly with inverted T shape pole group safe in utilization; Has practical value, so propose novel patent application in accordance with the law.
The above is specific embodiment of the utility model and the technological means of being used; Can derive according to the exposure of this paper or instruction and to derive many changes and correction; If the equivalence of doing according to the conception of the utility model changes; When the effect that it produced does not exceed specification and the graphic connotation of containing yet, all should be regarded as within the technological category of the utility model, closing first Chen Ming.
Claims (9)
1. cover plate assembly with inverted T shape pole group; It is characterized in that; This cover plate assembly comprises a cover plate; The below of this cover plate is provided with an anodal terminal block and a negative pole terminal block, and the top of this cover plate is provided with an inverted T shape pole group, and this inverted T shape pole group comprises an inverted T shape Positive Poles and an inverted T shape negative pole pole; This inverted T shape Positive Poles and inverted T shape negative pole pole are respectively equipped with a bottom and reach by the upwardly extending erection part in bottom; And the bottom of this inverted T shape Positive Poles is with anodal terminal block and is electrically connected, and the bottom of this inverted T shape negative pole pole is with the negative pole terminal block and is electrically connected, and this inverted T shape Positive Poles and inverted T shape negative pole pole are state of insulation with cover plate respectively.
2. the cover plate assembly with inverted T shape pole group as claimed in claim 1 is characterized in that, the erection part of the erection part of this inverted T shape Positive Poles and this inverted T shape negative pole pole is provided with screw thread.
3. the cover plate assembly with inverted T shape pole group as claimed in claim 1 is characterized in that, the bottom of this inverted T shape Positive Poles is connected with anodal terminal block with at least one first keeper that passes cover plate; The bottom of this inverted T shape negative pole pole is connected with the negative pole terminal block with at least one second keeper that passes cover plate.
4. the cover plate assembly with inverted T shape pole group as claimed in claim 3 is characterized in that, this first keeper, second keeper are respectively a rivet.
5. like claim 1,2 or 3 described cover plate assemblies with inverted T shape pole group; It is characterized in that; Form at least two flutings that run through cover plate up and down on this cover plate; Two gum covers are positioned respectively on two flutings, and the bottom of inverted T shape Positive Poles and inverted T shape negative pole pole is placed in two gum cover tops respectively.
6. the cover plate assembly with inverted T shape pole group as claimed in claim 5 is characterized in that, the below of this cover plate is provided with an insulation offset plate, and this insulating cement plate holder places between cover plate and anodal terminal block, the negative pole terminal block.
7. the cover plate assembly with inverted T shape pole group as claimed in claim 5 is characterized in that, also comprises one first on-slip part and one second on-slip part, connects the erection part of inverted T shape Positive Poles and the erection part of inverted T shape negative pole pole respectively.
8. the cover plate assembly with inverted T shape pole group as claimed in claim 5; It is characterized in that form a perforation that runs through this cover plate up and down on this cover plate, this perforation is sealed with rupture pressure disc; And this cover plate top is provided with an insulation board, and this insulation board is provided with bleeder port that should rupture pressure disc.
9. the cover plate assembly with inverted T shape pole group as claimed in claim 8 is characterized in that, this bleeder port is for being criss-cross structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204253260U CN202333024U (en) | 2011-11-01 | 2011-11-01 | Cover plate assembly with reversed T-shaped pole group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204253260U CN202333024U (en) | 2011-11-01 | 2011-11-01 | Cover plate assembly with reversed T-shaped pole group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202333024U true CN202333024U (en) | 2012-07-11 |
Family
ID=46444991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204253260U Expired - Fee Related CN202333024U (en) | 2011-11-01 | 2011-11-01 | Cover plate assembly with reversed T-shaped pole group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202333024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206765A (en) * | 2015-08-17 | 2015-12-30 | 合肥国轩高科动力能源有限公司 | Lithium battery multi-tab process welding cover plate |
| WO2019095612A1 (en) * | 2017-11-17 | 2019-05-23 | 深圳市瑞德丰精密制造有限公司 | Top cover structure of battery |
-
2011
- 2011-11-01 CN CN2011204253260U patent/CN202333024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206765A (en) * | 2015-08-17 | 2015-12-30 | 合肥国轩高科动力能源有限公司 | Lithium battery multi-tab process welding cover plate |
| WO2019095612A1 (en) * | 2017-11-17 | 2019-05-23 | 深圳市瑞德丰精密制造有限公司 | Top cover structure of battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102738522B (en) | Secondary cell | |
| CN108511660B (en) | Battery module | |
| CN101924239B (en) | Secondary battery | |
| WO2006092104A1 (en) | High capacity lithium ion secondary battery with metal case | |
| CN102637835A (en) | Cover plate structure and battery case for lithium ion battery and lithium ion battery | |
| CN208225935U (en) | The cap assembly and battery modules of battery modules | |
| JP3187576U (en) | Single core with multipolar terminals and lithium battery with the single core | |
| CN207338447U (en) | A kind of waterproof soft package lithium battery module | |
| CN109546018A (en) | Battery cap and the power battery for using the battery cap | |
| CN108461665A (en) | Secondary cell head cover and its secondary cell | |
| WO2019141129A1 (en) | Battery, battery pack and automobile | |
| CN204303929U (en) | Novel high-capacity soft package lithium battery group | |
| CN202333024U (en) | Cover plate assembly with reversed T-shaped pole group | |
| CN2854827Y (en) | Lithium ion battery | |
| CN205921001U (en) | Utmost point column type lithium - ion battery cover plate | |
| CN205900674U (en) | Lithium battery sstructure for electric bicycle | |
| CN101635370A (en) | Lithium-ion power battery | |
| CN206976447U (en) | A kind of new-energy automobile lithium battery group | |
| CN207009518U (en) | A kind of casing of 48V systems lithium-ions battery module | |
| CN202084586U (en) | Battery core structure | |
| CN201413847Y (en) | Lithium-ion power battery | |
| CN104505532A (en) | Laminated power type lithium ion battery and assembling method thereof | |
| CN205944186U (en) | Fast rechargable battery of soft package group of structure integration | |
| CN206893681U (en) | Safety anti-explosive battery | |
| CN202454679U (en) | Lithium ion power battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20201101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |