CN201749900U - Lithium ion battery pack - Google Patents
Lithium ion battery pack Download PDFInfo
- Publication number
- CN201749900U CN201749900U CN2010205181424U CN201020518142U CN201749900U CN 201749900 U CN201749900 U CN 201749900U CN 2010205181424 U CN2010205181424 U CN 2010205181424U CN 201020518142 U CN201020518142 U CN 201020518142U CN 201749900 U CN201749900 U CN 201749900U
- Authority
- CN
- China
- Prior art keywords
- binding post
- lithium ion
- ion battery
- housing
- cover plate
- 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
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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
Abstract
The utility model discloses a lithium ion battery pack, comprising a housing, wherein the housing is provided with one opening, at which a cover plate is arranged. The housing is internally provided with more than two groups of parallel battery packs; wherein the parallel battery packs comprise more than one battery core connected in parallel and are connected with one another in series, wiring terminals which are correspondingly and electrically connected to the parallel battery packs are arranged on the cover plate, one end of each wiring terminal extends out of the cover plate, and insulating separators are arranged among wiring terminals which are non-electrically connected on the cover plate. The lithium ion battery pack can output various voltages of different magnitudes and is safe to use.
Description
Technical field
The utility model relates to lithium ion battery.
Background technology
Lithium ion battery is that a class is cathode material, the battery that uses non-aqueous electrolytic solution by lithium metal, lithium alloy or lithium compound; because the chemical characteristic of lithium metal is very active; make processing, preservation, the use of lithium metal; very high to environmental requirement, so lithium ion battery production will be carried out under special environmental conditions.But because the lot of advantages of lithium ion battery, therefore, lithium ion battery is applied on electronic instrument, number, automobile and the household appliances widely.
Present lithium ion battery is by the battery of a plurality of parallel connections is set in a housing, this lithium ion battery only can be exported a kind of voltage of size, therefore, use and be restricted, the voltage of other values or bigger voltage output then need a plurality of batteries are together in series if desired, so not only take up room, and, carry, transport, install, dismantle also inconvenient.
Summary of the invention
The purpose of this utility model is for a kind of lithium ion battery group is provided, and this lithium ion battery group can be exported the voltage of multiple different sizes, and is safe in utilization.
For achieving the above object, a kind of lithium ion battery group comprises housing, and housing has an opening, and the opening part of housing is provided with cover plate; Be provided with two groups of above batteries in parallel connection groups that are formed in parallel by an above battery in the housing, the batteries in parallel connection group is connected mutually; Cover plate is provided with the binding post with the corresponding electric connection of batteries in parallel connection group, and an end of binding post stretches out cover plate; Be provided with insulating barrier between the binding post of non-electric connection on the cover plate.
Owing in a lithium ion battery group, be provided with the batteries in parallel connection group more than two groups, the batteries in parallel connection group is series connection mutually, and is connected with binding post on every group of batteries in parallel connection group, therefore, the voltage swing difference of exporting from each binding post is to be applicable to different demands; Owing to be provided with insulating barrier between the binding post of non-electric connection on the cover board, when external electric equipment, electric wire between the binding post can not occur being in contact with one another and the phenomenon that is short-circuited, and, when using erecting tools, can not cause the short circuit between the binding post because erecting tools contacts with the binding post of two non-electric connections yet, therefore, safe in utilization.
As improvement, described cover plate upper surface is positioned at the binding post place and is provided with pressing plate.Pressing plate is set, lug can be compressed between pressing plate and the cover plate on the one hand, improve the reliability that is electrically connected between lug and the binding post; On the other hand, because nut is installed on binding post, when needs connect electric wire on binding post; need clutch nut; pressing plate is set prevents to apply excessive power and be pressed in the cover plate, play the effect of cover sheet, also strengthened the connectivity robustness of electric wire and binding post simultaneously to nut.
As improvement, be provided with sponge between described shell inner surface and the batteries in parallel connection group.Sponge is set, plays shockproof effect, with batteries in parallel connection group in the protection housing.
As improvement, filled with mould-injection in all spaces in the described housing.Mould-injection is full of between the battery container battery, thereby it is compacter to make that the interior each several part part of lithium ion battery group connects, and structure is more reliable, has promoted the performance and the useful life of battery.
As improvement, described cover plate is provided with the temp probe hole, and place, temp probe hole is provided with temp probe.Temp probe is set, can detects the temperature in the housing timely, prevent in the housing that temperature is too high and damage the lithium ion battery group.
As improvement, described cover plate is provided with hanger.Like this, be convenient to move the lithium ion battery group.
As improvement, described hull outside face is provided with from the housing centre position projection of extending up and down to end face and bottom surface.Can strengthen the intensity of housing side like this.
As improvement, described housing outer bottom is provided with reinforcement.Can strengthen the intensity of housing bottom like this.
As improvement, have groove on the bottom surface of described pressing plate.When the lug of battery is compressed between pressing plate and the cover plate, groove is set can increases frictional force between pressing plate and the lug, make that the electric connection of lug and pressing plate is more reliable.
Description of drawings
Fig. 1 is the three-dimensional view of first execution mode.
Fig. 2 is the front view of first execution mode.
Fig. 3 is the upward view of first execution mode.
Fig. 4 is the three-dimensional view of second execution mode.
Fig. 5 is the structure chart of pressing plate.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further elaborated.
First execution mode
Lithium ion battery group as shown in Figure 1 to Figure 3, comprise housing 1, housing 1 upper end is provided with an opening, has a spatial accommodation in the housing 1, the side of housing 1 is provided with from the centre to the projection 11 of end face and bottom surface extension, to strengthen the intensity of housing 1, on the bottom surface of housing, be provided with reinforcement 12, to improve the intensity of housing bottom surface.The opening part of described housing 1 is provided with cover plate 2.Be placed with two groups of above batteries in parallel connection groups that are formed in parallel by an above battery in the spatial accommodation of housing, the batteries in parallel connection group is connected mutually, the batteries in parallel connection group is composed in parallel by 4 battery in the present embodiment, and comprises 2 batteries in parallel connection groups, and 2 batteries in parallel connection groups are connected in series.Cover plate 2 is provided with the binding post that electrically connects with the batteries in parallel connection group, as shown in Figure 1, is connected with first binding post 31 on the positive pole of the first batteries in parallel connection group, is connected with second binding post 32 on the negative pole; Be connected with the 3rd binding post 33 on the positive pole of the second batteries in parallel connection group, be connected with the 4th binding post 34 on the negative pole; The first batteries in parallel connection group and the second batteries in parallel connection group are cascaded by the pressing plate 4 between second binding post 32 and the 3rd binding post 33.Like this, output 3V voltage when external device and first binding post 31 and 32 electric connections of second binding post, output 3V voltage when external device and the 3rd binding post 33 and 34 electric connections of the 4th binding post, output 6V voltage when external device and first binding post 31 and 34 electric connections of the 4th binding post, therefore, same lithium ion battery group can be exported the voltage of multiple different sizes.
Between the binding post of non-electric connection on the cover plate 2, be provided with insulating barrier 5, when external electric equipment, electric wire between the binding post can not occur being in contact with one another and the phenomenon that is short-circuited, and, when using erecting tools, can not cause the short circuit between the binding post because erecting tools contacts with the binding post of two non-electric connections yet, therefore, safe in utilization.
In order to prevent that the batteries in parallel connection group in the housing from not shaking, and is provided with sponge on the inwall of housing; For battery is connected firmly, closely, filled with mould-injection in all spaces in housing.
Described cover plate 1 upper surface is positioned at the binding post place and is provided with pressing plate 4, as shown in Figure 5, is provided with groove 51 in the bottom surface of pressing plate 4.Pressing plate 4 is set, lug can be compressed between pressing plate and the cover plate, and has groove 51, increased frictional force, improve the reliability that is electrically connected between lug and the binding post in the pressing plate bottom surface; And, because nut is installed on binding post, when needs connect electric wire on binding post; need clutch nut; pressing plate is set prevents to apply excessive power and be pressed in the cover plate, play the effect of cover sheet, also strengthened the connectivity robustness of electric wire and binding post simultaneously to nut.
As shown in Figure 1, for the ease of carrying lithium ion battery group, hanger 6 has been installed on cover plate 2.And, on the cover board being provided with the temp probe hole in order to detect the temperature in the housing timely, place, temp probe hole is provided with temp probe.
Second execution mode
Lithium ion battery group as shown in Figure 4 comprises housing 1, and housing 1 upper end is provided with an opening, has a spatial accommodation in the housing 1.The opening part of described housing 1 is provided with cover plate 2.Be placed with two groups of above batteries in parallel connection groups that are formed in parallel by an above battery in the spatial accommodation of housing, the batteries in parallel connection group is connected mutually, the batteries in parallel connection group is composed in parallel by 4 battery in the present embodiment, and comprises 4 batteries in parallel connection groups, and 4 batteries in parallel connection groups are connected in series.Cover plate 2 is provided with the binding post that electrically connects with the batteries in parallel connection group, as shown in Figure 4, is connected with the 5th binding post 35 on the positive pole of the first batteries in parallel connection group, is connected with the 6th binding post 36 on the negative pole; Be connected with the 7th binding post 37 on the positive pole of the second batteries in parallel connection group, be connected with the 8th binding post 38 on the negative pole; Be connected with the 9th binding post 39 on the positive pole of the 3rd batteries in parallel connection group, be connected with the tenth binding post 310 on the negative pole; Be connected with the 11 binding post 311 on the positive pole of the 4th batteries in parallel connection group, be connected with the 12 binding post 312 on the negative pole; The first batteries in parallel connection group and the second batteries in parallel connection group are cascaded by the pressing plate 4 between the 6th binding post 36 and the 7th binding post 37, the second batteries in parallel connection group and the 3rd batteries in parallel connection group are cascaded by the pressing plate 4 between the 8th binding post 38 and the 9th binding post 39, and the 3rd batteries in parallel connection group and the 4th batteries in parallel connection group are cascaded by the pressing plate 4 between the tenth binding post 310 and the 11 binding post 311.Like this, output 3V voltage when external device and the 5th binding post 35 and 36 electric connections of the 6th binding post, output 3V voltage when external device and the 7th binding post 37 and 38 electric connections of the 8th binding post, output 3V voltage when external device and the 9th binding post 39 and 310 electric connections of the tenth binding post, output 3V voltage when external device and the 11 binding post 311 and 312 electric connections of the 12 binding post, output 6V voltage when external device and the 5th binding post 35 and 38 electric connections of the 8th binding post, output 6V voltage when external device and the 6th binding post 36 and 310 electric connections of the tenth binding post, output 6V voltage when external device and the 9th binding post 39 and 312 electric connections of the 12 binding post, output 9V voltage when external device and the 5th binding post 35 and 310 electric connections of the tenth binding post, output 9V voltage when external device and the 7th binding post 37 and 312 electric connections of the 12 binding post, output 12V voltage when external device and the 5th binding post 35 and 312 electric connections of the 12 binding post, therefore, same lithium ion battery group can be exported the voltage of multiple different sizes.
Between the binding post of non-electric connection on the cover plate 2, be provided with insulating barrier 5, when external electric equipment, electric wire between the binding post can not occur being in contact with one another and the phenomenon that is short-circuited, and, when using erecting tools, can not cause the short circuit between the binding post because erecting tools contacts with the binding post of two non-electric connections yet, therefore, safe in utilization.
In order to prevent that the batteries in parallel connection group in the housing from not shaking, and is provided with sponge on the inwall of housing; For battery is connected firmly, closely, filled with mould-injection in all spaces in housing.
Described cover plate 1 upper surface is positioned at the binding post place and is provided with pressing plate 4, as shown in Figure 5, is provided with groove 51 in the bottom surface of pressing plate 4.Pressing plate 4 is set, lug can be compressed between pressing plate and the cover plate, and has groove 51, increased frictional force, improve the reliability that is electrically connected between lug and the binding post in the pressing plate bottom surface; And, because nut is installed on binding post, when needs connect electric wire on binding post; need clutch nut; pressing plate is set prevents to apply excessive power and be pressed in the cover plate, play the effect of cover sheet, also strengthened the connectivity robustness of electric wire and binding post simultaneously to nut.
Claims (9)
1. the lithium ion battery group comprises housing, and housing has an opening, and the opening part of housing is provided with cover plate; It is characterized in that: be provided with two groups of above batteries in parallel connection groups that are formed in parallel by an above battery in the housing, described batteries in parallel connection group is connected mutually; Cover plate is provided with the binding post that electrically connects with the batteries in parallel connection group, and an end of binding post stretches out cover plate; Be provided with insulating barrier between the binding post of non-electric connection on the cover plate.
2. lithium ion battery group according to claim 1 is characterized in that: described cover plate upper surface is positioned at the binding post place and is provided with pressing plate.
3. lithium ion battery group according to claim 1 is characterized in that: be provided with sponge between described shell inner surface and the batteries in parallel connection group.
4. lithium ion battery group according to claim 3 is characterized in that: filled with mould-injection in all spaces in the described housing.
5. lithium ion battery group according to claim 1 is characterized in that: described cover plate is provided with the temp probe hole, and place, temp probe hole is provided with temp probe.
6. lithium ion battery group according to claim 1 is characterized in that: described cover plate is provided with hanger.
7. lithium ion battery group according to claim 1 is characterized in that: described hull outside face is provided with from the housing centre position projection of extending up and down to end face and bottom surface.
8. according to claim 1 or 7 described lithium ion battery groups, it is characterized in that: described housing outer bottom is provided with reinforcement.
9. the lithium ion battery group of stating according to claim 2 is characterized in that: have groove on the bottom surface of described pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205181424U CN201749900U (en) | 2010-09-06 | 2010-09-06 | Lithium ion battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205181424U CN201749900U (en) | 2010-09-06 | 2010-09-06 | Lithium ion battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201749900U true CN201749900U (en) | 2011-02-16 |
Family
ID=43584572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205181424U Expired - Fee Related CN201749900U (en) | 2010-09-06 | 2010-09-06 | Lithium ion battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201749900U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290540A (en) * | 2011-06-16 | 2011-12-21 | 山东驰翔新能源科技有限公司 | Starting power supply for engine |
| CN103633265A (en) * | 2013-12-04 | 2014-03-12 | 四川长虹电源有限责任公司 | High capacity power lithium ion battery for aviation |
-
2010
- 2010-09-06 CN CN2010205181424U patent/CN201749900U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290540A (en) * | 2011-06-16 | 2011-12-21 | 山东驰翔新能源科技有限公司 | Starting power supply for engine |
| CN102290540B (en) * | 2011-06-16 | 2014-06-11 | 山东驰翔新能源科技有限公司 | Starting power supply for engine |
| CN103633265A (en) * | 2013-12-04 | 2014-03-12 | 四川长虹电源有限责任公司 | High capacity power lithium ion battery for aviation |
| CN103633265B (en) * | 2013-12-04 | 2016-11-23 | 四川长虹电源有限责任公司 | Capacity power lithium ion battery for aviation |
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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: 20110216 Termination date: 20150906 |
|
| EXPY | Termination of patent right or utility model |