CN207883831U - A kind of cylindrical battery - Google Patents
A kind of cylindrical battery Download PDFInfo
- Publication number
- CN207883831U CN207883831U CN201721875482.0U CN201721875482U CN207883831U CN 207883831 U CN207883831 U CN 207883831U CN 201721875482 U CN201721875482 U CN 201721875482U CN 207883831 U CN207883831 U CN 207883831U
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- CN
- China
- Prior art keywords
- pole
- battery
- pole plate
- plate
- cover board
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
A kind of cylindrical battery, including battery case and the battery core being set in battery case further include：It is set to the cover plate assembly of described battery case one end, the cover plate assembly includes cover board body and the pole and electrode contact that are set on the cover board body, and the true electrode contact of mutually insulated is connected with the cover board body between the pole and the cover board body；The first pole plate and the second pole plate is respectively set in the both ends of the battery core, and first pole plate and the second pole plate are connected with the lug in battery core respectively, and first pole plate is electrically connected with the cover board body, and second pole plate is electrically connected with the pole；It insulate between the pole and the first pole plate, insulate between second pole plate and battery case.Electrode contact and pole are all set to one end of battery by the utility model, are drawn the positive and negative anodes of battery in the same end, are reduced pole the space occupied, provide the space availability ratio of battery pack.
Description
Technical field
The utility model belongs to technical field of lithium ion, more specifically to a kind of cylindricality lithium ion battery, especially
It is a kind of column lithium ion battery.
Background technology
It is stimulated in recent years by energy crisis, New Energy Industry is rapidly developed.Lithium ion battery is because having energy
The features such as metric density is high, have extended cycle life, is environmental-friendly, function admirable has been commercially available extensive use in new energy.Lithium from
Sub- battery is as power battery in application, needing single battery carrying out various forms of connection in series-parallel composition battery packs on automobile
It is used.Lithium ion battery is mostly cylindrical in the market at present, such as the China of Patent No. 201510003972.0
A kind of power battery disclosed in utility model patent, such battery draw positive terminal and negative terminal respectively at the both ends of battery, lead to
It crosses and draws positive and negative pole at battery both ends, then carry out connection in series-parallel and form battery pack.Since the pole at battery both ends is longer, need
The space for occupying battery pack, leads to low space utilization.
Utility model content
The purpose of this utility model is to provide cylindrical battery a kind of simple in structure and that space availability ratio can be improved.
To achieve the goals above, the utility model takes following technical solution：
A kind of cylindrical battery, including battery case and the battery core being set in battery case further include：It is set to the electricity
The cover plate assembly of pond shell one end, the cover plate assembly include cover board body and the pole being set on the cover board body and
Electrode contact, mutually insulated between the pole and the cover board body, the electrode contact are connected with the cover board body；Institute
The first pole plate and the second pole plate is respectively set in the both ends for stating battery core, and first pole plate and the second pole plate are different from battery core respectively
Polar lug is connected, and first pole plate is electrically connected with the cover board body, and second pole plate is electrically connected with the pole；
It insulate between the pole and the first pole plate, insulate between second pole plate and battery case.
Further, first pole plate is negative plates, is connected with the negative lug of battery core, and second pole plate is just
Pole pole plate is connected with the positive pole ear of battery core, and first pole plate is disposed adjacent with the cover board body, second pole plate position
Between battery case bottom and battery core.
Further, the channel passed through for the conductor being connected with pole is provided in the battery core, the conductor connects institute
State pole and the second pole plate.
Further, the pole runs through the battery core and top is piercing in the cover board body, bottom and described second
Pole plate is connected, and the channel passed through for the pole is provided in the battery core.
Further, it is provided with felt pad between the pole and first pole plate.
Further, insulation sleeve, second pole plate are placed in described between second pole plate and battery case bottom
In insulation sleeve.
Further, thread mill drilling on the electrode contact.
Further, the battery case is the cylindrical shell of one end open.
By above technical scheme it is found that one end that cover board body is arranged in the positive and negative anodes of battery core by the utility model from battery is drawn
Go out, and respectively on cover board body pole and electrode contact be connected, make battery connection in series-parallel form battery pack when, can be from electricity
The one end in pond carries out wiring, effectively reduces the space of occupied battery pack, improves space availability ratio.
Description of the drawings
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of the utility model embodiment
The attached drawing used does simple introduction, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the decomposition texture schematic diagram of the utility model embodiment.
Specific embodiment of the present utility model is described in more detail below in conjunction with attached drawing.
Specific implementation mode
The utility model is described in detail below in conjunction with the accompanying drawings.As shown in Figure 1, Figure 2 and Figure 3, the column of the present embodiment
Shape battery includes cover plate assembly 1, battery case 2, battery core 3, the first pole plate 4 and the second pole plate 5.The cylindrical battery of the present embodiment
For cylindrical battery, battery case 2 is the cylindrical shell of one end open, and cover plate assembly 1 is set to the opening of battery case 2
End.First pole plate 4 and the second pole plate 5 are set to the both ends of battery core 3, and first pole plate 4 of the present embodiment is negative plates, the second pole
Plate 5 is anode plate, and the first pole plate 4 and the second pole plate 5 weld together with battery core 3 respectively, in the first pole plate 4 and battery core 3
Negative lug is electrically connected, and the second pole plate 5 is electrically connected with the positive pole ear in battery core 3.First pole plate 4 is located at battery core and cover board body
Between 1, the second pole plate 5 is located between 2 bottom of battery case and battery core 2.
Cover plate assembly 1 includes cover board body 1-1 and the pole 1-2 and electrode contact 1- that are set on cover board body 1-1
3, cover board body 1-1 accommodate the cavity of battery core 3 with the composition of battery case 2.The pole 1-2 of the present embodiment runs through battery core 3 and top
Be piercing in cover board body 1-1, be provided with the channel passed through for pole 1-2 in battery core 3, the bottoms pole 1-2 pass through after battery core 3 with
Second pole plate 5 is connected.Mutually insulated between pole 1-2 and cover board body 1-1 and the first pole plate 4, to avoid short circuit.This reality
It applies in example and is provided with felt pad 6 between pole 1-2 in the first pole plate 4, pole 1-2 and the first pole plate 4 are realized by felt pad 6
Between insulation.Insulation sleeve 7 is provided between 2 bottom of the second pole plate 5 and battery case, the second pole plate 5 is placed in insulation sleeve 7
Interior, insulation sleeve 7 is for realizing the insulation between the second pole plate 5 and battery case 2.
When assembly, the first pole plate 4 and the second pole plate 5 are respectively welded in the top and bottom of battery core 3, by the second pole plate 5
It is sleeved in insulation sleeve 7, is put into battery case 2, after pole 1-2 sequentially passes through the first pole plate 4 and battery core 3 after felt pad 2
It is connected with the second pole plate 5, cover board body 1-1 and battery case 2 is assembled together and complete assembling.Due to cover board body 1-1 with
First pole plate 4 is in contact, and the first pole plate 4 is connected with battery core 3, therefore cover board body 1-1 is negatively charged, is connected with cover board body 1-1
Electrode contact 1-3 it is also negatively charged, and pole 1-2 pass through battery core 3 after be connected with the second pole plate 5, due to pole 1-2 and cover board sheet
Insulation processing has been done between body 1-1, and there is felt pad 6 between the first pole plate 4, therefore pole 1-2 is positively charged.For convenience
Follow-up encapsulation (pack), can be with thread mill drilling on electrode contact 1-3.
The utility model draws the positive and negative anodes of battery by electrode contact and pole at one end, and opposite end draws positive and negative anodes
Structure, reduce pole the space occupied, provide the space availability ratio of battery pack.It is preferably fitted to be arranged for even in battery core
The middle vacancy that the conductor of pole and pole plate passes through is connect, structure is simplified, it is easy for installation, it disclosure satisfy that all technologies of cylindrical battery
It is required that while simplify production technology, the scope of application is wider.
Certainly, the technical concept of the utility model is not limited in above-described embodiment, can also be according to the utility model
Design obtains many different concrete schemes, for example, the pole in previous embodiment is located at part and position on cover board body
Part under cover board body is integrated, i.e., pole integrally runs through cover board body, the first pole plate and battery core from top to bottom, but
Pole only includes the part on cover board body, is electrically connected with the second pole plate by other conductor adapting pieces such as conducting wire,
Such as these change and equivalent transformation should be included in it is described in the utility model within the scope of.
Claims (8)
1. a kind of cylindrical battery, including battery case and the battery core that is set in battery case, which is characterized in that further include：
It is set to the cover plate assembly of described battery case one end, the cover plate assembly includes cover board body and is set to the lid
Pole on plate ontology and electrode contact, mutually insulated between the pole and the cover board body, the electrode contact and institute
Cover board body is stated to be connected；
The both ends of the battery core are respectively set the first pole plate and the second pole plate, first pole plate and the second pole plate respectively with battery core
The lug of middle opposed polarity is connected, and first pole plate is electrically connected with the cover board body, second pole plate and the pole
Electrical connection；
It insulate between the pole and the first pole plate, insulate between second pole plate and battery case.
2. cylindrical battery as described in claim 1, it is characterised in that：First pole plate is negative plates, negative with battery core
Pole lug is connected, and second pole plate is anode plate, is connected with the positive pole ear of battery core, first pole plate and the cover board
Ontology is disposed adjacent, and second pole plate is between battery case bottom and battery core.
3. cylindrical battery as claimed in claim 1 or 2, it is characterised in that：It is provided with what confession was connected with pole in the battery core
The channel that conductor passes through, the conductor connect the pole and the second pole plate.
4. cylindrical battery as claimed in claim 1 or 2, it is characterised in that：The pole runs through the battery core and top is pierced by
It is connected with second pole plate in the cover board body, bottom, the channel passed through for the pole is provided in the battery core.
5. cylindrical battery as described in claim 1, it is characterised in that：It is provided between the pole and first pole plate absolutely
Edge pad.
6. cylindrical battery as described in claim 1, it is characterised in that：Have between second pole plate and battery case bottom absolutely
Edge set, second pole plate are placed in the insulation sleeve.
7. the cylindrical battery as described in claims 1 or 2 or 5 or 6, it is characterised in that：Thread mill drilling on the electrode contact.
8. the cylindrical battery as described in claims 1 or 2 or 5 or 6, it is characterised in that：The battery case is one end open
Cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875482.0U CN207883831U (en) | 2017-12-27 | 2017-12-27 | A kind of cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875482.0U CN207883831U (en) | 2017-12-27 | 2017-12-27 | A kind of cylindrical battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207883831U true CN207883831U (en) | 2018-09-18 |
Family
ID=63504065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721875482.0U Active CN207883831U (en) | 2017-12-27 | 2017-12-27 | A kind of cylindrical battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207883831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994254A (en) * | 2017-12-27 | 2018-05-04 | 河北银隆新能源有限公司 | Cylindrical battery |
| CN109524747A (en) * | 2018-11-26 | 2019-03-26 | 湖南衡盈电子科技有限公司 | Portable battery |
-
2017
- 2017-12-27 CN CN201721875482.0U patent/CN207883831U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994254A (en) * | 2017-12-27 | 2018-05-04 | 河北银隆新能源有限公司 | Cylindrical battery |
| CN107994254B (en) * | 2017-12-27 | 2024-03-19 | 河北银隆新能源有限公司 | Cylindrical battery |
| CN109524747A (en) * | 2018-11-26 | 2019-03-26 | 湖南衡盈电子科技有限公司 | Portable battery |
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