CN204966549U - Fast open lithium cell case - Google Patents
Fast open lithium cell case Download PDFInfo
- Publication number
- CN204966549U CN204966549U CN201520738405.5U CN201520738405U CN204966549U CN 204966549 U CN204966549 U CN 204966549U CN 201520738405 U CN201520738405 U CN 201520738405U CN 204966549 U CN204966549 U CN 204966549U
- Authority
- CN
- China
- Prior art keywords
- blind hole
- section
- battery pack
- box
- casing
- 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 fast open lithium cell case, include the open box in upper end and articulate the complex apron with it, it has T shape blind hole to open in box one end lateral wall, it is provided with matched with slider with it to slide in the T shape blind hole, the apron is constituteed by supporting section and clamping segment, the one end that supports the section is articulated with clamping segment's one end with articulated just its other end of slider, install the buckle at clamping segment other end tip through flexible connectors, open on the box lateral wall have with buckle complex draw -in groove, the group battery is fixed in the box, install the equalizing system on the group battery. In the part of supporting the section enters into T shape blind hole, until the bottom contact of slider with T shape blind hole, with support section tip articulated clamping segment then by the transform of horizontal locating place for vertical locating place, the bottom surface of supporting section and clamping segment promptly contacts each other, has both guaranteed the normal connection of apron with the box this moment, can improve the best observation visual angle for operating personnel again simultaneously.
Description
Technical field
The utility model relates to the battery pack of electric automobile, specifically refers to a kind of fast-open type lithium battery box.
Background technology
In order to protection of the environment energy-conserving and environment-protective and green energy resource promotion and application come into existence as the situation requires; wherein one of mode making protection of the environment is the use amount expanding power type automobile; reduce the use amount of oil consumption type automobile; but power type automobile state at a low ebb always now, the Main Bottleneck of restriction Development of Electric Vehicles is the life-span of electrokinetic cell.Generally speaking, need 75 joint lithium ion battery series-feds to reach 200AH/300V in the battery case of electrocar, each lithium ion battery is composed in series battery pack, because the degree of aging of each lithium ion battery in battery pack exists very large difference, to in batteries charging process, voltage differences is there is between the lithium ion battery of different degree of aging, voltage differences very easily causes the battery in battery pack to occur the problem overcharged, overcharge and can shorten the life-span of lithium ion battery, and then cause the capacity of battery pack to decline, the lost of life of battery pack.
In order to balance and improve the voltage differences between Li-ion batteries piles, need, for battery case increases equalizing system, in charging process, to adopt balancing technique, thus ensure that the maximization in lithium ion battery pool-size and useful life.After but battery case loads battery pack, space between battery pack and battery case upper cover is less, existing equalizing system volume is general larger, can not be positioned over battery case inside, therefore existing equalizing system is generally positioned over battery case outside, occupies the large quantity space of automobile external, under the prerequisite that motor space is so compact, market is urgently wished under the prerequisite not changing original battery case size, equalizing system is positioned over battery case inside, to save the space of automobile.
Utility model content
The purpose of this utility model is to provide a kind of fast-open type lithium battery box, while ensureing the space that lithium ion battery pool-size and the maximization in useful life, reduction equalizing system take, can realize the rapidly opened and closed of battery case.
For the purpose of this utility model is achieved through the following technical solutions:
A kind of fast-open type lithium battery box, the cover plate comprising the open casing in upper end and coordinate with it, T-shaped blind hole is had in the sidewall of described casing one end, slide in T-shaped blind hole and be provided with slide block with matching, described cover plate is made up of supporting section and clamping section, one end of supporting section and slide block is hinged and its other end and clamping section one end is hinged, and by Flexible Connector, buckle is installed in described clamping section other end end, described wall box has and the draw-in groove be clasped, battery pack is fixed in casing, and described battery pack is provided with equalizing system.Existing equalizing system is directly installed on box house by the utility model, and then realizes the space hold reducing automotive interior, makes the maximization in useful life while ensureing lithium ion battery pool-size; The wherein cover plate of battery case and the hinged setting of casing, and be connected with buckle by Flexible Connector in the end of cover plate, and buckle coordinates with the draw-in groove that wall box is offered, what can realize casing is rapidly opened and closed, with the Real Time Observation of handled easily personnel, avoid battery pack to be directly subject to the impact of external environmental factor simultaneously, improve the working stability performance of battery pack.When operating personnel carry out Measuring error to battery pack, directly intermeshing buckle and draw-in groove are separated, now, it is vertical display position that the supporting section of cover plate puts evolution by level, utilize cover plate self gravitation simultaneously, the slide block hinged with supporting section is made to start to move down in T-shaped blind hole, now the local of supporting section enters in T-shaped blind hole, until slide block contacts with the bottom of T-shaped blind hole, and the clamping Duan Ze hinged with supporting section end puts evolution by level is vertical display position, namely the bottom surface of supporting section and clamping section contacts with each other, now both ensure that cover plate was connected with the normal of casing, can can improve best observation visual angle for operating personnel again simultaneously, avoid accidental damage and the loss of cover plate.
Described equalizing system comprises the equalizing circuit plate being arranged on battery pack upper surface, multiple balancing chip group and multiple stacked crimping plate, described equalizing circuit plate is arranged on crimping plate by block, balancing chip group is electrically connected with equalizing circuit plate, also comprise multiple metal bolts, described metal bolts is electrically connected with battery pack after running through equalizing circuit plate, block and multiple crimping plate respectively.Existing equalizing system volume is all larger, therefore the utility model adopts balancing chip group and circuit board composition equalizing system, major function because of equalizing system concentrates in balancing chip group, the volume of the balancing chip in balancing chip group is relatively little, and multiple balancing chip group and equalizing circuit plate are communicated with each battery one by one by multiple metal bolts, and then realize balance and the improvement of the voltage differences between multiple Li-ion batteries piles, to ensure that battery pack has longer useful life; The height of the balancing chip wherein adopted in the utility model is 8.6mm, the volume of circuit board itself is less, the height of circuit board is generally 4mm, the superposition of circuit board and balancing chip is highly only 12.6mm, the small volume of the equalizing system be therefore made up of balancing chip group and circuit board, be arranged in battery case by lithium battery equalizing system of the prior art, reduce equalizing system while the space hold of automotive interior, ensure lithium ion battery pool-size and the maximization in useful life.When running car to jolt or muddy section time, multiple stacked crimping plate also can play certain shock absorbing effect, makes the connection between equalizing system and battery pack and the effect that influences each other keep stable.
The cross section of described Flexible Connector is L shape, and described Flexible Connector adopts fibre reinforced plastics.Flexible Connector is as the crucial tie point between buckle and cover plate, its frequency used is higher, namely when cover plate opening and closing, all can there is deformation distortion in this Flexible Connector, and the utility model adopts fibre reinforced plastics, while himself intensity of guarantee, also there is certain flexural property, can effectively avoid, under the condition of the frequent opening and closing of casing, impaired destruction occurs.
The utility model compared with prior art, has following advantage and beneficial effect:
1, the utility model is when operating personnel carry out Measuring error to battery pack, directly intermeshing buckle and draw-in groove are separated, now, it is vertical display position that the supporting section of cover plate puts evolution by level, utilize cover plate self gravitation simultaneously, the slide block hinged with supporting section is made to start to move down in T-shaped blind hole, now the local of supporting section enters in T-shaped blind hole, until slide block contacts with the bottom of T-shaped blind hole, and the clamping Duan Ze hinged with supporting section end puts evolution by level is vertical display position, namely the bottom surface of supporting section and clamping section contacts with each other, now both ensure that cover plate was connected with the normal of casing, can can improve best observation visual angle for operating personnel again simultaneously, avoid accidental damage and the loss of cover plate,
2, the utility model adopts fibre reinforced plastics, while himself intensity of guarantee, also has certain flexural property, can effectively avoid, under the condition of the frequent opening and closing of casing, impaired destruction occurs;
3, the small volume of the equalizing system of balancing chip group of the present utility model and circuit board composition, be arranged in battery case by lithium battery equalizing system of the prior art, reduce equalizing system while the space hold of automotive interior, ensure lithium ion battery pool-size and the maximization in useful life.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model structural representation;
Mark and corresponding parts title in accompanying drawing:
1-casing, 2-equalizing circuit plate, 3-balancing chip group, 4-crimp plate, 5-battery pack, 6-metal bolts, 7-supporting section, 8-Flexible Connector, 9-buckle, 10-clamping section, 11-block, 12-slide block, 13-T shape blind hole.
Embodiment
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As shown in Figure 1, the present embodiment comprises the cover plate of the open casing 1 in upper end and hinged cooperation with it, T-shaped blind hole 13 is had in the sidewall of described casing 1 one end, slide in T-shaped blind hole 13 and be provided with slide block 12 with matching, described cover plate is made up of supporting section 7 and clamping section 10, one end of supporting section 7 and slide block 12 is hinged and its other end and clamping section 10 one end is hinged, and by Flexible Connector 8, buckle 9 is installed in described clamping section 10 other end end, described casing 1 sidewall has the draw-in groove coordinated with buckle 9, battery pack 5 is fixed in casing 1, described battery pack 5 is provided with equalizing system.
During use, existing equalizing system is directly installed on casing 1 inner, and then realizes the space hold reducing automotive interior, while ensureing Li-ion batteries piles 5 capacity, make the maximization in useful life; The wherein cover plate of battery case and the hinged setting of casing 1, and be connected with buckle 9 by Flexible Connector 8 in the end of cover plate, and buckle 9 coordinates with the draw-in groove that casing 1 sidewall is offered, what can realize casing 1 is rapidly opened and closed, with the Real Time Observation of handled easily personnel, avoid battery pack 5 to be directly subject to the impact of external environmental factor simultaneously, improve the working stability performance of battery pack 5.When operating personnel carry out Measuring error to battery pack, directly intermeshing buckle 9 is separated with draw-in groove, now, it is vertical display position that the supporting section 7 of cover plate puts evolution by level, utilize cover plate self gravitation simultaneously, the slide block 12 hinged with supporting section 7 is made to start to move down in T-shaped blind hole 13, now the local of supporting section 7 enters in T-shaped blind hole 12, until slide block 12 contacts with the bottom of T-shaped blind hole 13, it is vertical display position that the clamping section 10 hinged with supporting section 7 end then puts evolution by level, namely supporting section 7 contacts with each other with the bottom surface of clamping section 10, now both ensure that cover plate was connected with the normal of casing 1, can can improve best observation visual angle for operating personnel again simultaneously, avoid accidental damage and the loss of cover plate.
Wherein, described equalizing system comprises the equalizing circuit plate 2 being arranged on battery pack 5 upper surface, multiple balancing chip group 3 and multiple stacked crimping plate 4, described equalizing circuit plate 2 is arranged on crimping plate 4 by block 11, balancing chip group 3 is electrically connected with equalizing circuit plate 2, also comprise multiple metal bolts 6, described metal bolts 6 is electrically connected with battery pack 5 after running through equalizing circuit plate 2, block 11 and multiple crimping plate 4 respectively.Existing equalizing system volume is all larger, therefore the present embodiment adopts balancing chip group 3 and circuit board composition equalizing system, major function because of equalizing system concentrates in balancing chip group 3, the volume of the balancing chip in balancing chip group 3 is relatively little, and multiple balancing chip group 3 and equalizing circuit plate 2 are communicated with each battery one by one by multiple metal bolts 6, and then realize balance and the improvement of the voltage differences between multiple Li-ion batteries piles 5, to ensure that battery pack 5 has longer useful life; The height of the balancing chip wherein adopted in the present embodiment is 8.6mm, the volume of circuit board itself is less, the height of circuit board is generally 4mm, the superposition of circuit board and balancing chip is highly only 12.6mm, the small volume of the equalizing system be therefore made up of balancing chip group 3 and circuit board, be arranged in battery case by lithium battery equalizing system of the prior art, reduce equalizing system while the space hold of automotive interior, ensure Li-ion batteries piles 5 capacity and the maximization in useful life.When running car to jolt or muddy section time, multiple stacked crimping plate 4 also can play certain shock absorbing effect, makes the connection between equalizing system and battery pack 5 and the effect that influences each other keep stable.
As preferably, the cross section of described Flexible Connector 8 is L shape, and described Flexible Connector 8 adopts fibre reinforced plastics.Flexible Connector 8 is as the crucial tie point between buckle 9 and cover plate, its frequency used is higher, namely when cover plate opening and closing, all can there is deformation distortion in this Flexible Connector 8, and the present embodiment adopts fibre reinforced plastics, while himself intensity of guarantee, also there is certain flexural property, can effectively avoid, under the condition of the frequent opening and closing of casing 1, impaired destruction occurs.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only embodiment of the present utility model; and be not used in restriction protection range of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (3)
1. a fast-open type lithium battery box, the cover plate comprising the open casing (1) in upper end and coordinate with it, it is characterized in that: in the sidewall of described casing (1) one end, have T-shaped blind hole (13), slide in T-shaped blind hole (13) and be provided with slide block with matching (12), described cover plate is made up of supporting section (7) and clamping section (10), one end of supporting section (7) and slide block (12) is hinged and its other end and clamping section (10) one end is hinged, and by Flexible Connector (8), buckle (9) is installed in described clamping section (10) other end end, described casing (1) sidewall has the draw-in groove coordinated with buckle (9), battery pack (5) is fixed in casing (1), described battery pack (5) is provided with equalizing system.
2. a kind of fast-open type lithium battery box according to claim 1, it is characterized in that: described equalizing system comprises the equalizing circuit plate (2) being arranged on battery pack (5) upper surface, multiple balancing chip group (3) and multiple stacked crimping plate (4), described equalizing circuit plate (2) is arranged in crimping plate (4) by block (11), balancing chip group (3) is electrically connected with equalizing circuit plate (2), also comprise multiple metal bolts (6), described metal bolts (6) runs through equalizing circuit plate (2) respectively, block (11) and multiple crimping plate (4) are electrically connected with battery pack (5) afterwards.
3. a kind of fast-open type lithium battery box according to claim 1, is characterized in that: the cross section of described Flexible Connector (8) is L shape, and described Flexible Connector (8) adopts fibre reinforced plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520738405.5U CN204966549U (en) | 2015-09-23 | 2015-09-23 | Fast open lithium cell case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520738405.5U CN204966549U (en) | 2015-09-23 | 2015-09-23 | Fast open lithium cell case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966549U true CN204966549U (en) | 2016-01-13 |
Family
ID=55061591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520738405.5U Expired - Fee Related CN204966549U (en) | 2015-09-23 | 2015-09-23 | Fast open lithium cell case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206768A (en) * | 2015-09-23 | 2015-12-30 | 成都云科新能汽车技术有限公司 | Lithium battery pack for electric vehicle |
-
2015
- 2015-09-23 CN CN201520738405.5U patent/CN204966549U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206768A (en) * | 2015-09-23 | 2015-12-30 | 成都云科新能汽车技术有限公司 | Lithium battery pack for electric vehicle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20200923 |