CN202797173U - Low-heat high-efficiency 2.5 V Ni-MH battery - Google Patents
Low-heat high-efficiency 2.5 V Ni-MH battery Download PDFInfo
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- CN202797173U CN202797173U CN201220430621XU CN201220430621U CN202797173U CN 202797173 U CN202797173 U CN 202797173U CN 201220430621X U CN201220430621X U CN 201220430621XU CN 201220430621 U CN201220430621 U CN 201220430621U CN 202797173 U CN202797173 U CN 202797173U
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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 low-heat high-efficiency 2.5 V Ni-MH battery which belongs to the field of automotive power batteries. An outer casing is divided into two side-by-side spaces for placing single batteries by a middle sealing partition board (15), which is arranged at the middle part of the outer casing; a first single battery is mounted in a space on the left side of the middle sealing partition board, wherein a first single battery positive current collector (3) is arranged at the upper end of the first single battery, a positive terminal post (1) is connected with and leaded out from the first single battery positive current collector (3), and a first single battery negative current collector (10) is arranged at the lower end of the first single battery; a second single battery is mounted in a space on the right side of the middle sealing partition board, wherein a second single battery negative current collector (17) is arranged at the upper end of the second single battery, and a second single battery positive current collector (13) is arranged at the lower end of the second single battery; the first single battery negative current collector (10) and the second single battery positive current collector are connected through a connecting plate (11); the second single battery negative current collector (17) is connected with a negative terminal post (19); and the two single batteries are connected in series as a whole. The battery has the advantages that the capacity is increased, at the same time, the size is reduced, the structure is reasonable, the manufacturing cost is low, the heat radiation is low, and the efficiency is high.
Description
Technical field
Low heating high efficiency 2.5V Ni-MH power cell belongs to automobile and uses the electrokinetic cell field.
Background technology
Along with the development of electric automobile, the research of all kinds of electrokinetic cells and production become the emphasis of World Focusing.Wherein Ni-MH power cell occupies sizable ratio.Ni-MH power cell is all larger because of its capacity (hundreds of ampere-hour) and volume, and all overwhelming majority do the 1.25V monolithic design.Make troubles so for heat radiation, data acquisition when using in groups.1.25V its positive and negative pole of monolithic design all concentrates on the top of battery, pole plate only welds together by lug and pole less than 1/2nd area, and electric current concentrates heating serious below pole relatively, and the position heating is uneven up and down to cause battery.
The technical problems to be solved in the utility model: overcome the deficiency that prior art exists, change a kind of rational in infrastructure, cheap low heating high efficiency 2.5V Ni-MH power cell of traditional structural design in the past.
Technical scheme to be solved in the utility model is: this low heating high efficiency 2.5V Ni-MH power cell, comprise shell, cell and positive and negative terminals, it is characterized in that: the shell middle part is provided with the space that the intermediate seal dividing plate is divided into shell two splendid attire cells side by side, the first cell is installed in the space in left side, the upper end is the positive collector plate of the first cell, the positive collector plate of the first cell links to each other with the first cell positive plate, positive terminal links to each other with the positive collector plate of the first cell and draws, the lower end is the negative collector plate of the first cell, the second cell is installed in the space on right side, the upper end is the negative collector plate of the second cell, the lower end is the positive collector plate of the second cell, insulated enclosure bottom middle part is tabular to upper process, form a space between jut and the aluminium alloy sealing bottom, connecting plate is tabular, place the space inside dimension of formation and the space of formation to adapt, connecting plate is connected the negative collector plate of the first cell of lower end with the positive collector plate of the second cell, the negative collector plate of the second cell of upper end links to each other with negative terminal, two joint cells is in series becomes one.
Described shell is the square of up and down both ends open, shell divides inside and outside two-layer, and skin is the aluminum alloy casing body, and internal layer is the insulation inner housing, top is by aluminium alloy sealing loam cake and the sealing of insulated enclosure loam cake, and the bottom is by aluminium alloy sealing bottom and the sealing of insulated enclosure bottom.
Described insulation inner housing, insulated enclosure loam cake, insulated enclosure bottom and intermediate seal dividing plate are insulating material and make.
On the described shell reinforcement is set.
Between described positive terminal bottom external insulation sealing loam cake and the positive collector plate of the first cell, between the negative collector plate of negative terminal bottom external insulation sealing loam cake and the second cell rubber gasket is installed all.
This in-line 2.5V Ni-MH power cell is encapsulated in the housing of an Intermediate Gray dividing plate by the cells of two joint 1.25V, and positive pole is drawn by positive terminal afterwards by the positive plate of the first cell and the positive collector plate welding of the first cell on top.The negative plate of the first cell is connected with the positive collector plate of the second cell with the negative collector plate welding of the first cell and by connecting plate, draws negative pole by negative terminal after the negative collector plate welding of the negative plate of the second cell and the second cell.
Compared with prior art, the beneficial effect that has of the utility model is:
The cell of two joint 1.25V is in series, and when increasing capacity, has reduced volume, rational in infrastructure, cheap low heating high efficiency.
In-line 2.5V Ni-MH power cell is done the up and down design of collector plate, so that CHARGE DISTRIBUTION is more even on the pole plate; Collector plate and the pole plate bonding area of battery electrode column one side are large, and the electric current handling capacity is strong.Very short in battery bottom connecting plate design.Therefore: its physics internal resistance has all been reduced in top or bottom, also equals to have reduced pyrotoxin.In addition since connecting plate can design very little, reduced battery weight, promoted specific capacity.
In-line 2.5V Ni-MH power cell is by two-layer shell, and internal layer is the insulation crust that insulating material is made, and skin is aluminium alloy.The aluminum alloy casing surface design reinforcement improve battery compression strength and also strengthened heat sinking function.Aluminum alloy casing has not only been strengthened compression strength and the heat-sinking capability of battery, can also simplified structure in using in groups reduces the insulation cooled partition between anchor clamps and the battery.Inner casing is designed to the insulation that insulator can guarantee battery inner core and the external world, reduces self discharge, improves its useful life and uses safety.
Description of drawings
Fig. 1 is the low heating of the utility model high efficiency 2.5V Ni-MH power cell structural representation.
Wherein: 1, positive terminal 2, aluminium alloy sealing loam cake 3, the positive collector plate 4 of the first cell, the first cell positive plate 5, the first cell negative plate 6, aluminum alloy casing body 7, insulation inner housing 8, insulated enclosure bottom 9, aluminium alloy sealing bottom 10, the first cell is born collector plate 11, connecting plate 12, connecting bolt 13, the positive collector plate 14 of the second cell, the second cell negative plate 15, intermediate seal dividing plate 16, the second cell positive plate 17, the second cell is born collector plate 18, insulated enclosure loam cake 19, negative terminal 20 rubber gaskets.
Embodiment
Fig. 1 is the most preferred embodiment of the low heating of the utility model high efficiency 2.5V Ni-MH power cell, is described further below in conjunction with 1 pair of the utility model of accompanying drawing.
With reference to accompanying drawing 1: this low heating high efficiency 2.5V Ni-MH power cell, by positive terminal 1, aluminium alloy sealing loam cake 2, the positive collector plate 3 of the first cell, the first cell positive plate 4, the first cell negative plate 5, aluminum alloy casing body 6, insulation inner housing 7, insulated enclosure bottom 8, aluminium alloy sealing bottom 9, the first cell is born collector plate 10, connecting plate 11, connecting bolt 12, the positive collector plate 13 of the second cell, the second cell negative plate 14, intermediate seal dividing plate 15, the second cell positive plate 16, the second cell is born collector plate 17, insulated enclosure loam cake 18, negative terminal 19 and rubber gasket 20 form.Described shell divides inside and outside two-layer, the middle part is provided with the space that intermediate seal dividing plate 15 is divided into shell two splendid attire cells side by side, the first cell is installed in the space in left side, the upper end is the positive collector plate 3 of the first cell, the positive collector plate 3 of the first cell links to each other with the first cell positive plate 4, positive terminal 1 links to each other with the positive collector plate 3 of the first cell and draws, the lower end is the negative collector plate 10 of the first cell, the second cell is installed in the space on right side, the upper end is the negative collector plate 17 of the second cell, the lower end is the positive collector plate 13 of the second cell, described insulated enclosure bottom 8 middle parts are tabular to upper process, form a space between jut and the aluminium alloy sealing bottom 9, connecting plate 11 is tabular, place the space inside dimension of formation and the space of formation to adapt, connecting plate 11 is connected the negative collector plate 10 of the first cell of lower end with the positive collector plate 13 of the second cell, the negative collector plate 17 of the second cell of upper end links to each other with negative terminal 19, two joint cells is in series becomes one.
Described shell is the square of up and down both ends open, shell divides inside and outside two-layer, skin is aluminum alloy casing body 6, internal layer is insulation inner housing 7, top is by aluminium alloy sealing loam cake 2 and 18 sealings of insulated enclosure loam cake, and the bottom forms box-like by aluminium alloy sealing bottom 9 and 8 sealings of insulated enclosure bottom.Positive terminal 1 and negative terminal 19 are external from aluminium alloy sealing loam cake 2 and insulated enclosure loam cake 18 outlet boxes on top.Described insulation inner housing 7, insulated enclosure loam cake 18, insulated enclosure bottom 8 and intermediate seal dividing plate 15 are insulating material and make.On the described shell reinforcement is set.
Between described positive terminal 1 bottom external insulation sealing loam cake 18 and the positive collector plate 3 of the first cell, between negative terminal 19 bottom external insulation sealing loam cakes 18 and the negative collector plate 17 of the second cell rubber gasket 20 is installed all.
Operation principle is as follows with the course of work: connect or separately use with other battery when battery operated.When battery and other battery series winding, positive terminal is connected with upper batteries negative terminal, and negative terminal is connected with lower anode post.The anode post is connected with the load positive pole when using separately, and negative terminal is connected with the load negative pole.
During battery discharge: electric current flows out from the first cell positive terminal, flows into from the second cell negative terminal through overload, flows out by the battery bottom connecting plate from the second cell is anodal, flows into the first cell negative pole and forms the loop.
During the battery charging: electric current flows out from charger is anodal, flow into from the first cell positive terminal, flow out from the first cell negative terminal, flow into from the second cell is anodal by the battery bottom connecting plate, flow out from the second cell negative terminal, form the loop by the charger negative pole.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment does, still belongs to the protection range of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (5)
1. hang down heating high efficiency 2.5V Ni-MH power cell, comprise shell, cell and positive and negative terminals, it is characterized in that: the shell middle part is provided with the space that intermediate seal dividing plate (15) is divided into shell two splendid attire cells side by side, the first cell is installed in the space in left side, the upper end is the positive collector plate of the first cell (3), the positive collector plate of the first cell (3) links to each other with the first cell positive plate (4), positive terminal (1) links to each other with the positive collector plate of the first cell (3) and draws, the lower end is the negative collector plate (10) of the first cell, the second cell is installed in the space on right side, the upper end is the negative collector plate (17) of the second cell, the lower end is the positive collector plate of the second cell (13), insulated enclosure bottom (8) middle part is tabular to upper process, form a space between jut and the aluminium alloy sealing bottom (9), connecting plate (11) is tabular, place the space inside dimension of formation and the space of formation to adapt, connecting plate (11) is connected the negative collector plate (10) of the first cell of lower end with the positive collector plate of the second cell (13), the negative collector plate (17) of the second cell of upper end links to each other with negative terminal (19), two joint cells is in series becomes one.
2. low heating high efficiency 2.5V Ni-MH power cell according to claim 1, it is characterized in that: described shell is the square of up and down both ends open, shell divides inside and outside two-layer, skin is aluminum alloy casing body (6), internal layer is insulation inner housing (7), top seals loam cake (2) and insulated enclosure loam cake (18) sealing by aluminium alloy, and the bottom seals bottom (9) and insulated enclosure bottom (8) sealing by aluminium alloy.
3. low heating high efficiency 2.5V Ni-MH power cell according to claim 2, it is characterized in that: described insulation inner housing (7), insulated enclosure loam cake (18), insulated enclosure bottom (8) and intermediate seal dividing plate (15) are insulating material and make.
4. low heating high efficiency 2.5V Ni-MH power cell according to claim 1 and 2 is characterized in that: on the described shell reinforcement is set.
5. low heating high efficiency 2.5V Ni-MH power cell according to claim 1, it is characterized in that: between described positive terminal (1) bottom external insulation sealing loam cake (18) and the positive collector plate of the first cell (3), between the negative collector plate (17) of negative terminal (19) bottom external insulation sealing loam cake (18) and the second cell rubber gasket (20) is installed all.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220430621XU CN202797173U (en) | 2012-08-28 | 2012-08-28 | Low-heat high-efficiency 2.5 V Ni-MH battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220430621XU CN202797173U (en) | 2012-08-28 | 2012-08-28 | Low-heat high-efficiency 2.5 V Ni-MH battery |
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| Publication Number | Publication Date |
|---|---|
| CN202797173U true CN202797173U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201220430621XU Expired - Fee Related CN202797173U (en) | 2012-08-28 | 2012-08-28 | Low-heat high-efficiency 2.5 V Ni-MH battery |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281278A (en) * | 2017-12-29 | 2018-07-13 | 安徽瀚宇电气有限公司 | A kind of anti-extrusion, high radiating shell locomotive capacitor |
| CN110380126A (en) * | 2019-08-11 | 2019-10-25 | 安徽相源新能源有限公司 | A kind of lithium cell and its manufacturing method |
| CN110518174A (en) * | 2019-10-23 | 2019-11-29 | 比亚迪股份有限公司 | A kind of battery, battery modules, battery pack and electric vehicle |
| US10790544B1 (en) | 2019-10-23 | 2020-09-29 | Byd Company Limited | Lithium-ion battery, battery module, battery pack, and automobile |
| CN112838331A (en) * | 2019-11-22 | 2021-05-25 | 比亚迪股份有限公司 | Battery, battery module, battery pack and electric vehicle |
| WO2023216511A1 (en) * | 2022-05-10 | 2023-11-16 | 蔚来电池科技(安徽)有限公司 | Battery |
-
2012
- 2012-08-28 CN CN201220430621XU patent/CN202797173U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281278A (en) * | 2017-12-29 | 2018-07-13 | 安徽瀚宇电气有限公司 | A kind of anti-extrusion, high radiating shell locomotive capacitor |
| CN108281278B (en) * | 2017-12-29 | 2019-11-12 | 安徽瀚宇电气有限公司 | A kind of locomotive capacitor with anti-extrusion, high radiating shell |
| CN110380126A (en) * | 2019-08-11 | 2019-10-25 | 安徽相源新能源有限公司 | A kind of lithium cell and its manufacturing method |
| CN110518174A (en) * | 2019-10-23 | 2019-11-29 | 比亚迪股份有限公司 | A kind of battery, battery modules, battery pack and electric vehicle |
| CN110518174B (en) * | 2019-10-23 | 2020-03-20 | 比亚迪股份有限公司 | Battery, battery module, battery pack and electric vehicle |
| US10777791B1 (en) | 2019-10-23 | 2020-09-15 | Byd Company Limited | Battery, battery module, battery pack and electric vehicle |
| US10790544B1 (en) | 2019-10-23 | 2020-09-29 | Byd Company Limited | Lithium-ion battery, battery module, battery pack, and automobile |
| US11258129B2 (en) | 2019-10-23 | 2022-02-22 | Byd Company Limited | Battery, battery module, battery pack and electric vehicle |
| CN112838331A (en) * | 2019-11-22 | 2021-05-25 | 比亚迪股份有限公司 | Battery, battery module, battery pack and electric vehicle |
| CN112838331B (en) * | 2019-11-22 | 2022-01-07 | 比亚迪股份有限公司 | Battery, battery module, battery pack and electric vehicle |
| WO2023216511A1 (en) * | 2022-05-10 | 2023-11-16 | 蔚来电池科技(安徽)有限公司 | Battery |
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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: 20130313 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |