CN2864999Y - Insulated spacing collar of cylindrical lithium battery and battery within this spacing collar - Google Patents
Insulated spacing collar of cylindrical lithium battery and battery within this spacing collar Download PDFInfo
- Publication number
- CN2864999Y CN2864999Y CNU2006200027537U CN200620002753U CN2864999Y CN 2864999 Y CN2864999 Y CN 2864999Y CN U2006200027537 U CNU2006200027537 U CN U2006200027537U CN 200620002753 U CN200620002753 U CN 200620002753U CN 2864999 Y CN2864999 Y CN 2864999Y
- Authority
- CN
- China
- Prior art keywords
- spacing collar
- lithium battery
- insulated spacing
- cylinder type
- hole
- 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 - Lifetime
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Classifications
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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
The utility model discloses an insulating spacer ring for cylindrical lithium battery end and a cylindrical lithium battery employing the insulating spacer ring. The insulating spacer ring is provided with a concentric arc band through-hole, and further provided with a positional lever at the center of a side of the insulating spacer. The cylindrical lithium battery comprises an electricity core, a tab, an insulating spacer ring and electrolyte contained in the shell. Said electricity core is composed of a positive plate, a membrane and a negative plate through winding. The positive plate and the negative plate are respectively connected with more than one tab, and the tabs connected with the positive plate and the negative plate are respectively leaded out from two ends of the electricity core. The insulating spacer rings are arranged at two ends of the electricity core, with a concentric arc band through-hole arranged on the insulating spacer rings. The tabs respectively thread from corresponding through-holes. A positional lever orientating the electricity core is arranged at the center of the insulating spacer ring, which is plugged at the center of corresponding end of said electricity core. The insulating spacer ring for cylindrical lithium battery end of the utility model can effectively position in the battery, which is convenient to be mounted and can keep the compactness between the plates.
Description
[technical field]
The utility model relates to the lithium-ion electric pool technology, relates in particular to a kind of cylinder type lithium battery that is used for the insulated spacing collar of cylinder type lithium battery end and adopts this insulated spacing collar.
[background technology]
Now, high-performance electric tool, electric bicycle, electric automobile, intelligent toy etc. are universal day by day, and the raising of its power requires battery to have higher capacity and bigger discharging current.A kind of patent application that allows high current charge-discharge lithium battery pole slice and battery was once proposed before the applicant, be by on each pole piece of battery, adopting multipole ear structure and reduce positive/negative plate thickness significantly, thereby can allow lithium battery with high current charge-discharge.But because insulated spacing collar can't be located in battery container, when battery is given a shock or clash into, insulated spacing collar can produce move in housing or rotate and misplace because of vibrations, thereby lug is contacted with electrode and causes internal short-circuit of battery, has influence on the fail safe of battery; In addition, when assembling, also inconvenience is installed it; And, because that electric core middle part exists is hollow, in assembling or therefore cause between each pole piece loosely in using easily, and then have influence on the performance of battery.
Therefore, employed insulated spacing collar during current battery is produced also exists certain defective and potential safety hazard.
[summary of the invention]
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of insulated spacing collar that can effectively locate in the battery container end insulated spacing collar is provided, and it is easy to assembly, and can keep the compactness between each pole piece.
The further purpose of the utility model provides a kind of have greater security, more best performance and cylinder type lithium battery easy to assembly.
In order to achieve the above object, technical solution adopted in the utility model is: a kind of insulated spacing collar of cylinder type lithium battery, which is provided with the banded through hole of concentric arc, and described insulated spacing collar is provided with backstay in the center of its one side.
Preferably, described backstay is column or taper.
Preferably, described insulated spacing collar is provided with annular boss in the outer of the another side that is positioned at described backstay.
Preferably, described insulated spacing collar is provided with at least one positioning boss at the another side that is positioned at described backstay.
Preferably, described insulated spacing collar is provided with one group of banded through hole of above concentric arc, through hole is positioned at the same sector region on spacer ring surface on the same group, and each is organized between the sector region at through hole place and separates with reinforcement, and described positioning boss is arranged on the described reinforcement.
To achieve the object of the present invention, a kind of cylinder type lithium battery also is provided, comprise the electric core that is contained in the housing, lug, insulated spacing collar and electrolyte, described electric core is by positive plate, barrier film and negative plate are reeled and are formed, just described, negative plate is connected with more than one lug respectively, with just, the lug that negative plate connects is drawn from electric core two ends respectively, described insulated spacing collar is arranged on electric core two ends, which is provided with the banded through hole of concentric arc, each lug passes in corresponding through hole respectively, the center of described insulated spacing collar is provided with the backstay towards electric core, and inserts in the center of electric core respective end.
Preferably, the backstay that is provided with on the described insulated spacing collar is column or taper.
Preferably, on described insulated spacing collar dorsad the one side outer of electric core be provided with annular boss.
Preferably, on described insulated spacing collar dorsad the one side of electric core be provided with at least one positioning boss.
Preferably, described insulated spacing collar is provided with one group of banded through hole of above concentric arc, through hole is positioned at the same sector region on spacer ring surface on the same group, and each is organized between the sector region at through hole place and separates with reinforcement, and described positioning boss is arranged on the described reinforcement.
Adopt technique scheme, the utility model beneficial technical effects is: 1) insulated spacing collar passes through the center of insertion electrical core coiling body towards the set backstay in the center of electric core one side, insulated spacing collar has been played fixing effect, can not misplace because of battery is subjected to bump etc., therefore avoided causing lug to contact and causing short circuit with electrode slice, guaranteed the fail safe of battery, also more convenient it is installed in when assembling, and backstay inserts electric core center, can avoid loose gradually between the pole piece, help keeping the compactness between each pole piece.2) because insulated spacing collar is provided with positioning boss, and described positioning boss and annular boss are positioned at the same one side of insulated spacing collar, after cylindrical lithium battery was clashed into or shakes, insulated spacing collar can not be out of shape or is shifted because of the extruding that is subjected to electric core, has further strengthened the fail safe of cylindrical lithium battery.
[description of drawings]
Also the utility model is described in further detail in conjunction with the accompanying drawings below by embodiment.
Fig. 1 (a) and (b) are respectively a kind of front view and B-B cutaway views of the utility model insulated spacing collar.
Fig. 2 is a kind of axial cutaway view of cylinder type lithium battery.
[embodiment]
The insulated spacing collar of embodiment one, a kind of cylinder type lithium battery shown in Fig. 1 (a) and (b), which is provided with five groups of banded through holes 11 of concentric arc; Each organizes the same sector region that through hole is positioned at the spacer ring surface, separates with five reinforcements 12 between the sector region; The outer of insulated spacing collar also is provided with annular boss 13; Article five, have two reinforcements 121 to be positioned on the straight line in the center of circle in the reinforcement, be respectively arranged with positioning boss 14 on these two reinforcements, positioning boss 14 and annular boss 13 are positioned at the same one side of insulated spacing collar.Insulated spacing collar is provided with taper backstay 15 in the center of the another side that is positioned at annular boss 13.
Embodiment two, a kind of cylinder type lithium battery as shown in Figure 2, comprising: aluminium mass shell body 6, electric core 32, lug 5 and 51, two insulated spacing collars 4, electrolyte (not drawing in the drawings), cover plate 1 and round insulation sheets 3.Electricity core 32, lug 5 and 51, two insulated spacing collars 4, electrolyte are contained in the housing 6 upper opening of cover plate 1 closure casing 6.Electricity core 32 is reeled by positive plate 7, barrier film 8 and negative plate 9 and is formed, and positive plate 7 is connected with 51 with more than one lug 5 respectively with negative plate 9, and the lug 5 and 51 that is connected with positive plate 7, negative plate 9 is drawn from electric core 32 two ends respectively.
The structures that two insulated spacing collars 4 adopt among the embodiment one are separately positioned on the two ends up and down of electric core 32, and annular boss 13 and the electric dorsad core 32 of positioning boss 14 projection direction pass from corresponding through hole 11 respectively from electric core 32 double-end lugs 51 and 5.Be positioned at the taper backstay 15 of insulated spacing collar another side center, insert the center of electrical core coiling body 32 respective end.Round insulation sheet 3 is arranged on the face of cover plate 1 in housing 6, its diameter is less than the diameter of insulated spacing collar 4, its outer also is provided with the annular boss 31 of projection direction towards electric core, round insulation sheet 3 is buckled into enclosure space with the insulated spacing collar 4 of electric core 32 upper surfaces, and the lug 5 of electric core upper surface is contained in wherein.
Because insulated spacing collar 4 is provided with backstay 15, insulated spacing collar 4 is fixed in the battery, even also can not misplace when being subjected to clashing into; When assembling, insulated spacing collar is inserted electric core center get final product, very convenient; And this backstay can also keep the compactness between each pole piece.When this cylindrical lithium battery is clashed into or is shaken, electricity core 32 produces squeezing action to the insulated spacing collar 4 and 41 at its two ends, and, can resist the distortion of electrical core coiling body or axially displaced because the insulated spacing collar 4 and 41 at electric core 32 two ends is provided with two positioning boss 14.These have all guaranteed the fail safe of battery effectively.
Claims (10)
1, a kind of insulated spacing collar of cylinder type lithium battery which is provided with the banded through hole of concentric arc, and it is characterized in that: described insulated spacing collar is provided with backstay in the center of its one side.
2, the insulated spacing collar of cylinder type lithium battery as claimed in claim 1 is characterized in that: described backstay is column or taper.
3, the insulated spacing collar of cylinder type lithium battery as claimed in claim 1 is characterized in that: described insulated spacing collar is provided with annular boss in the outer of the another side that is positioned at described backstay.
4, as the insulated spacing collar of any described cylinder type lithium battery of claim 1 to 3, it is characterized in that: described insulated spacing collar is provided with at least one positioning boss at the another side that is positioned at described backstay.
5, the insulated spacing collar of cylinder type lithium battery as claimed in claim 4, it is characterized in that: described insulated spacing collar is provided with one group of banded through hole of above concentric arc, through hole is positioned at the same sector region on spacer ring surface on the same group, each is organized between the sector region at through hole place and separates with reinforcement, and described positioning boss is arranged on the described reinforcement.
6, a kind of cylinder type lithium battery, comprise the electric core, lug, insulated spacing collar and the electrolyte that are contained in the housing, described electric core is reeled by positive plate, barrier film and negative plate and is formed, described positive and negative plate is connected with more than one lug respectively, and the lug that is connected with positive and negative plate is drawn from electric core two ends respectively; Described insulated spacing collar is arranged on electric core two ends, which is provided with the banded through hole of concentric arc, each lug passes in corresponding through hole respectively, and it is characterized in that: the center of described insulated spacing collar is provided with the backstay towards electric core, and inserts in the center of described electric core respective end.
7, cylinder type lithium battery as claimed in claim 6 is characterized in that: the backstay that is provided with on the described insulated spacing collar is column or taper.
8, cylinder type lithium battery as claimed in claim 6 is characterized in that: the one side outer of electric core is provided with annular boss dorsad on described insulated spacing collar.
9, as any described cylinder type lithium battery of claim 6 to 8, it is characterized in that: the one side of electric core is provided with at least one positioning boss dorsad on described insulated spacing collar.
10, cylinder type lithium battery as claimed in claim 9, it is characterized in that: described insulated spacing collar is provided with one group of banded through hole of above concentric arc, through hole is positioned at the same sector region on spacer ring surface on the same group, each is organized between the sector region at through hole place and separates with reinforcement, and described positioning boss is arranged on the described reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200027537U CN2864999Y (en) | 2006-01-10 | 2006-01-10 | Insulated spacing collar of cylindrical lithium battery and battery within this spacing collar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200027537U CN2864999Y (en) | 2006-01-10 | 2006-01-10 | Insulated spacing collar of cylindrical lithium battery and battery within this spacing collar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2864999Y true CN2864999Y (en) | 2007-01-31 |
Family
ID=37677450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200027537U Expired - Lifetime CN2864999Y (en) | 2006-01-10 | 2006-01-10 | Insulated spacing collar of cylindrical lithium battery and battery within this spacing collar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2864999Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882686A (en) * | 2009-05-08 | 2010-11-10 | 深圳市比克电池有限公司 | Cylindrical cell |
| CN102306839A (en) * | 2011-08-09 | 2012-01-04 | 杭州海孚新能源科技有限公司 | Elastic support ring of cylindrical lithium ion battery |
| CN101399361B (en) * | 2007-09-26 | 2012-07-25 | 深圳市比克电池有限公司 | Cylindrical battery |
| CN106159342A (en) * | 2016-08-29 | 2016-11-23 | 江苏天鹏电源有限公司 | A kind of lithium battery is used for pole piece insulating package structure |
-
2006
- 2006-01-10 CN CNU2006200027537U patent/CN2864999Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101399361B (en) * | 2007-09-26 | 2012-07-25 | 深圳市比克电池有限公司 | Cylindrical battery |
| CN101882686A (en) * | 2009-05-08 | 2010-11-10 | 深圳市比克电池有限公司 | Cylindrical cell |
| CN102306839A (en) * | 2011-08-09 | 2012-01-04 | 杭州海孚新能源科技有限公司 | Elastic support ring of cylindrical lithium ion battery |
| CN106159342A (en) * | 2016-08-29 | 2016-11-23 | 江苏天鹏电源有限公司 | A kind of lithium battery is used for pole piece insulating package structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHANG SHUQUAN Free format text: FORMER OWNER: ZHOU JIPING Effective date: 20120427 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 132000 JILIN, JILIN PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120427 Address after: Yantian District of Shenzhen City, Guangdong province 518000 Dameisha East Coast Building 211 Room 606 Patentee after: Zhang Shuquan Address before: 132000 62-2-25, Xinfa street, Tongjiang street, Jilin, Jilin, China Patentee before: Zhou Jiping |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070131 |
|
| EXPY | Termination of patent right or utility model | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Shuquan Document name: Notification of Expiration of Patent Right Duration |