CN106207028A - A kind of set of cells of high current charge-discharge - Google Patents
A kind of set of cells of high current charge-discharge Download PDFInfo
- Publication number
- CN106207028A CN106207028A CN201610550578.3A CN201610550578A CN106207028A CN 106207028 A CN106207028 A CN 106207028A CN 201610550578 A CN201610550578 A CN 201610550578A CN 106207028 A CN106207028 A CN 106207028A
- Authority
- CN
- China
- Prior art keywords
- cells
- discharge
- high current
- current charge
- battery
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/623—Portable devices, e.g. mobile telephones, cameras or pacemakers
- H01M10/6235—Power tools
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses the set of cells of a kind of high current charge-discharge, including upper cover, lower cover and set of cells, described set of cells includes the array that some connection in series-parallel form, described array is embedded on the support being provided with battery groove void, described groove void matches with described battery peripheral shape, being provided with hole on the bracket, described hole extends to the other end from described support one end along direction axially in parallel with described groove void.The set of cells of the high current charge-discharge that the present invention provides, by the heat conduction support coordinated with lithium battery, make lithium battery produce heat and be delivered to set of cells periphery in time, ensure that internal battery pack temperature is normal, the safety of high current charge-discharge can be realized, improve the intensity of set of cells, improve the service life of set of cells simultaneously.
Description
Technical field
The present invention relates to a kind of set of cells, be specifically related to the set of cells of a kind of high current charge-discharge, belong to battery technology neck
Territory.
Background technology
Lithium battery group is owing to having that volume is little, light weight, voltage high, power is big, self discharge is few and big multiplying power discharging etc.
Advantage so that it is be increasingly becoming the main flow of electrokinetic cell.At electrokinetic cell career field, owing to it is frequently necessary to big electric current impulse electricity,
Lithium battery self has obvious heating, and the set of cells caloric value of numerous lithium batteries composition accumulates in together, in set of cells
Portion can produce obvious hot environment, and service life of lithium battery is produced irreversible impact, quickly can be due to the life-span of percentage of batteries
Decline to a great extent, and cause whole Battery pack group to use, simultaneously because the lasting rising of temperature, lithium battery interior electrolyte high temperature
Decompose and overflow, easily produce spontaneous combustion, the consequence even exploded.In order to protect lithium battery, prior art is usually in parallel more
Lithium battery shares impulse electricity electric current, reduces heating, but more lithium battery in parallel can bring set of cells volume to become big, weight
Becoming weight, impact convenience, at some special dimensions, such as high-power wireless power drill, battery inclusion is long-pending fixing, the method
Cannot use.
Summary of the invention
For solve above-mentioned technical problem, the invention provides the set of cells of a kind of high current charge-discharge, by with lithium battery
The heat conduction support coordinated, makes lithium battery produce heat and is delivered to set of cells periphery in time, it is ensured that internal battery pack temperature is normal, can
Realize the safety of high current charge-discharge, improve the intensity of set of cells, improve the service life of set of cells simultaneously.
For reaching above-mentioned purpose, technical scheme is as follows: the set of cells of a kind of high current charge-discharge, including on
Lid, lower cover and set of cells, described set of cells includes that the array that some connection in series-parallel form, described set of cells are embedded in and are provided with electricity
On the support of pond groove void, described groove void matches with described battery peripheral shape, is provided with hole, described hole on the bracket
Hole extends to the other end from described support one end along direction axially in parallel with described groove void.
Preferably, described battery is cylindrical battery.
Preferably, described battery is to have the ternary lithium battery of big multiplying power discharging ability or is ferric phosphate lithium cell.
Preferably, being provided with felt pad at described support two ends, described felt pad matches with described support section configuration.
Preferably, also including that BMS unit, described BMS unit match with described set of cells, described BMS unit is used for protecting
Protect described set of cells to cross punching, cross and put and balance protection.
Preferably, described upper cover or lower cover at least one of which are that Heat Conduction Material is made.
Preferably, described support is Heat Conduction Material, and described support contacts with described upper cover and described lower cover.
Preferably, described upper cover and lower cap surface are evenly arranged with concavo-convex striped.
Compared with prior art, the invention has the beneficial effects as follows:
1. the support owing to using Heat Conduction Material to make fixes battery, has both improve intensity and the safety of set of cells,
Simultaneously because the easy heat conductivity of metal, there is when high current charge-discharge the effect to battery heat radiation, improve battery cyclic and make
Use the life-span.
2. the hole arranged on support, makes internal battery pack temperature flow freely, it is to avoid localized clusters amount of heat, produces
The defect of spontaneous combustion blast etc..
3., owing to having excellent radiating effect, the quantity that set of cells is in parallel can be reduced accordingly, make set of cells more
There are convenience and economy.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in embodiment of the present invention technology, in embodiment technology being described below
The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is present configuration structure schematic diagram
Fig. 2 is supporting structure schematic diagram
Wherein, 1 is upper cover, and 2 is lower cover, and 11 is support, and 12 is groove void, and 13 is hole, and 14 is felt pad, and 15 is that BMS is mono-
Unit；
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment
As shown in Figure 1-2, the set of cells of a kind of high current charge-discharge, including upper cover 1, lower cover 2 and set of cells, upper cover 1 or
Person's lower cover 2 wherein has one to be aluminum alloy material, and described set of cells includes the array that some connection in series-parallel form, described battery
For there is the ternary lithium battery of big multiplying power discharging ability or being ferric phosphate lithium cell.It is contemplated that heat dissipation problem, battery shape
Shape is particularly important, and heat-sinking capability is with the external surface area positive correlation of battery, preferably cylindrical battery, and described array is embedded in and sets
Being equipped with on the support 11 of battery groove void 12, support 11 is Heat Conduction Material, preferably aluminium alloy, and aluminium alloy has lighter quality, with
Time the excellent capacity of heat transmission and intensity can be provided, the support 11 of aluminium alloy contacts with upper cover 1 and lower cover 2, due to upper cover 1 He
Lower cover 2 one of them be aluminum alloy material, heat is conveyed directly to upper cover 1 and lower cover 2, upper cover 1 and lower cover 2 surface from support 11
Being uniformly arranged irregular striped, concavo-convex striped can improve radiating effect.
Described groove void 12 matches with described battery peripheral shape, is provided with hole 13, described hole on described support 11
Hole 13 extends to the other end from edge, described support 11 one end with the described axially in parallel direction of groove void 12.It is provided with at support 11 two ends
Felt pad 14, described felt pad 14 matches with described support 11 section configuration, after support 11 coordinated insulation pad 14, height and electricity
Pond height remains basically stable, and battery according to a definite sequence by nickel strap spot welding in groups, arranges insulating barrier and cushion in nickel strap periphery,
Together with the set of cells of a postwelding is combined with upper cover 1 and lower cover 2, battery electrode two ends through insulating barrier and the protection of cushion,
Do not contact with upper cover 1 and lower cover 2, it is to avoid housings conductive, produce security incident.It is provided with at the internal opposite side of upper cover 1 and lower cover 2
BMS unit 15, BMS unit 15 matches with set of cells, is connected by a number of wire rod a string battery every with battery, uses
Monitor cell voltage in real time, protect described set of cells to cross punching, cross balance protection when putting and charge.
Compared with prior art, the invention has the beneficial effects as follows:
1. the support owing to using Heat Conduction Material to make fixes battery, has both improve intensity and the safety of set of cells,
Simultaneously because the easy heat conductivity of metal, there is when high current charge-discharge the effect to battery heat radiation, improve battery cyclic and make
Use the life-span.
2. the hole arranged on support, makes internal battery pack temperature flow freely, it is to avoid localized clusters amount of heat, produces
The defect of spontaneous combustion blast etc..
3., owing to having excellent radiating effect, the quantity that set of cells is in parallel can be reduced accordingly, make set of cells more
There are convenience and economy.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (8)
1. a set of cells for high current charge-discharge, including upper cover, lower cover and set of cells, it is characterised in that: described battery pack
Including the array of some connection in series-parallel composition, described set of cells is embedded on the support being provided with battery groove void, described groove void and institute
Stating battery peripheral shape to match, be provided with hole on the bracket, described hole is from edge, described support one end and described groove
Axially in parallel direction, cave extends to the other end.
2. according to the set of cells of a kind of high current charge-discharge according to claim 1, it is characterised in that: described battery is circle
Prismatic battery.
The set of cells of a kind of high current charge-discharge the most according to claim 2, it is characterised in that: described battery is big for having
The ternary lithium battery of multiplying power discharging ability or be ferric phosphate lithium cell.
The set of cells of a kind of high current charge-discharge the most according to claim 3, it is characterised in that: also include BMS unit, institute
Stating BMS unit to match with described set of cells, described BMS unit is used for protecting described set of cells to cross punching, cross and put and equalize guarantor
Protect.
The set of cells of a kind of high current charge-discharge the most according to claim 1, it is characterised in that: set at described support two ends
Being equipped with felt pad, described felt pad matches with described support section configuration.
The set of cells of a kind of high current charge-discharge the most according to claim 1, it is characterised in that: described upper cover or lower cover
At least one of which is that Heat Conduction Material is made.
The set of cells of a kind of high current charge-discharge the most according to claim 6, it is characterised in that: described support is heat conduction material
Material, described support contacts with described upper cover and described lower cover.
The set of cells of a kind of high current charge-discharge the most according to claim 7, it is characterised in that: described upper cover and lower cover table
Face is uniformly arranged irregular striped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610550578.3A CN106207028A (en) | 2016-07-13 | 2016-07-13 | A kind of set of cells of high current charge-discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610550578.3A CN106207028A (en) | 2016-07-13 | 2016-07-13 | A kind of set of cells of high current charge-discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106207028A true CN106207028A (en) | 2016-12-07 |
Family
ID=57477598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610550578.3A Pending CN106207028A (en) | 2016-07-13 | 2016-07-13 | A kind of set of cells of high current charge-discharge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106207028A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507946A (en) * | 2017-08-24 | 2017-12-22 | 乔丰科技实业（深圳）有限公司 | A kind of bee-hole sealing structure and its processing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10270006A (en) * | 1997-03-24 | 1998-10-09 | Toyota Motor Corp | Battery power supply and end plate used therein |
| CN202405340U (en) * | 2011-12-22 | 2012-08-29 | 南京三叶金鹰摩托车有限公司 | Modularized battery pack for electric motorcycle |
| CN204375872U (en) * | 2014-12-04 | 2015-06-03 | 广东亿纬赛恩斯新能源系统有限公司 | A kind of battery modules cooling structure |
-
2016
- 2016-07-13 CN CN201610550578.3A patent/CN106207028A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10270006A (en) * | 1997-03-24 | 1998-10-09 | Toyota Motor Corp | Battery power supply and end plate used therein |
| CN202405340U (en) * | 2011-12-22 | 2012-08-29 | 南京三叶金鹰摩托车有限公司 | Modularized battery pack for electric motorcycle |
| CN204375872U (en) * | 2014-12-04 | 2015-06-03 | 广东亿纬赛恩斯新能源系统有限公司 | A kind of battery modules cooling structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507946A (en) * | 2017-08-24 | 2017-12-22 | 乔丰科技实业（深圳）有限公司 | A kind of bee-hole sealing structure and its processing method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 215000 Wuzhong Economic Development Zone, Suzhou, Jiangsu, 4 Yuexi road 588, Yuexi road. Applicant after: Xinyizhe Electronic Tech Co., Ltd., Suzhou Address before: 215000 Xinhua Road, 68, Wang Ting Town, Xiangcheng District, Suzhou, Jiangsu Applicant before: Xinyizhe Electronic Tech Co., Ltd., Suzhou |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |