CN205303570U - Battery module connecting strip - Google Patents
Battery module connecting strip Download PDFInfo
- Publication number
- CN205303570U CN205303570U CN201521040938.2U CN201521040938U CN205303570U CN 205303570 U CN205303570 U CN 205303570U CN 201521040938 U CN201521040938 U CN 201521040938U CN 205303570 U CN205303570 U CN 205303570U
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- CN
- China
- Prior art keywords
- battery module
- cylindrical sleeve
- metallic contact
- contact strips
- thread cylindrical
- 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.)
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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
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a battery module connecting strip, including anodal post stiff end, negative pole post stiff end, anodal post stiff end, negative pole post stiff end are connected through electrically conductive connecting strip, electrically conductive connecting strip includes metallic interconnect strip I that links to each other with anodal post stiff end and the metallic interconnect strip II that links to each other with negative pole post stiff end, has quick fuse device with metallic interconnect strip I and II connections of metallic interconnect strip, the utility model discloses rational in infrastructure, the security is high and convenient to use, is a wide application in the battery module connecting strip with group battery moulding piece.
Description
Technical field
This utility model relates to a kind of battery module member, particularly the battery module connection strap of a kind of big electric current and the detachable fastp-acting fuse of short-circuit protection.
Background technology
In recent years the new energy field of charge and discharge battery applications growing number of application can be obtained in vehicle power and energy storage based on secondary. The application of secondary cell power aspect is main in electric automobile, bicycle, electric tool and toy; The application of energy storage aspect is main in energy storage base station and power energy storage. In order to reach power course continuation mileage and energy storage energy requirement, it is necessary to battery comprising modules is met energy requirement. At present, it is connect positive and negative terminals between battery module by metallic contact strips that battery module connects, and reaches battery module connection in series-parallel requirement.
Secondary can charge and discharge battery and battery modules in use, it may appear that power supply short circuit and exceed the big electric current of the load of battery own, currently used battery module connection strap function only possesses conducting function, does not possess safety effectiveness; As it is shown in figure 1, this battery module connection strap includes the fixing end 11 of positive terminal, the fixing end 12 of negative terminal, its positive terminal fixes end 11, the fixing end 12 of negative terminal connects by being conductively connected bar 13; When running into short circuit or big circuit condition when circuit, it is impossible to realize disconnecting circuit, very easily cause battery catches fire to explode. In recent years, new energy field occurs electric motor car, electric bicycle and electronic toy explosion accident on fire are much because over-charging of battery and short circuit. For disadvantages mentioned above, it is necessary to make improvement.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides a kind of rational in infrastructure, battery module connection strap that safety is high.
This utility model solves its technical problem and be the technical scheme is that
A kind of battery module connection strap, including the fixing end of positive terminal, the fixing end of negative terminal, the fixing end of described positive terminal, the fixing end of negative terminal connect by being conductively connected bar, the described bar that is conductively connected includes fixing with positive terminal metallic contact strips I that end is connected and fixes with negative terminal and hold the metallic contact strips II being connected, and has quick fuse device by metallic contact strips I and metallic contact strips II connection.
Wherein, described quick fuse device includes female thread cylindrical sleeve, external screw thread cylindrical sleeve and fastp-acting fuse, described female thread cylindrical sleeve and external screw thread cylindrical sleeve material for insulation high polymer. Described female thread cylindrical sleeve is connected with metallic contact strips I front end by withstand large electric current spring I, and described external screw thread cylindrical sleeve is connected with metallic contact strips II front end, and described fastp-acting fuse is sleeved in female thread cylindrical sleeve, external screw thread cylindrical sleeve.
Further, it is provided with withstand large electric current spring II in described external screw thread cylindrical sleeve.
Further, being conductively connected strip material described in is copper or nickel or rustless steel.
Further, it is conductively connected outside bar described in and is coated with thermochromic layer.
Further, described thermochromic layer outside cladding transparent high polymer insulating barrier.
The beneficial effects of the utility model are: the bar that is conductively connected of the present utility model includes fixing with positive terminal metallic contact strips I that end is connected and fixes the metallic contact strips II that end is connected with negative terminal, and metallic contact strips I and metallic contact strips II are connected by employing quick fuse device. By being conductively connected on bar and installing detachable and reuse fastp-acting fuse device; it is greatly improved and improves existing cell connector safety and service efficiency; when battery module is under short circuit or the big current condition of over loading; the open circuit immediately of quick fuse device; prevent battery catches fire explosion safety accident, it is achieved protection battery module function.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is the structural representation of existing product;
Fig. 2 is structure broken away view of the present utility model;
Fig. 3 is structural representation of the present utility model.
Detailed description of the invention
With reference to Fig. 2, Fig. 3, a kind of battery module connection strap, including the fixing end 1 of positive terminal, the fixing end 2 of negative terminal, described positive terminal fixes end 1, the fixing end 2 of negative terminal connects by being conductively connected bar 3, the described bar 3 that is conductively connected includes fixing with positive terminal metallic contact strips I 31 that end 1 is connected and fixes the metallic contact strips II 32 that end 2 is connected with negative terminal, has quick fuse device by metallic contact strips I 31 and metallic contact strips II 32 connection.
Wherein, described quick fuse device includes female thread cylindrical sleeve 33, external screw thread cylindrical sleeve 34 and fastp-acting fuse 35, described female thread cylindrical sleeve 33 and external screw thread cylindrical sleeve 34 material for insulation high polymer acrylonitrile-butadiene-styrene copolymer ABS resin. Described female thread cylindrical sleeve 33 is connected with metallic contact strips I 31 front end by withstand large electric current spring I 36, described external screw thread cylindrical sleeve 34 is connected with metallic contact strips II 32 front end, and described fastp-acting fuse 35 is sleeved in female thread cylindrical sleeve 33, external screw thread cylindrical sleeve 34.
It addition, be provided with withstand large electric current spring II 37 in described external screw thread cylindrical sleeve 34, this structure is easy to the installation and removal of fastp-acting fuse 35.
Pass through said structure; it is greatly improved and improves safety and the service efficiency of existing battery module, when battery module is under short circuit or the big current condition of over loading, fastp-acting fuse 35 open circuit immediately in quick fuse device; prevent battery catches fire explosion safety accident, it is achieved protection battery module function.
In this utility model, described in be conductively connected bar 3 material be copper or nickel or rustless steel.
In this utility model, described in be conductively connected outside bar 3 and be coated with thermochromic layer 4.
In this utility model, described thermochromic layer 4 outside cladding transparent high polymer insulating barrier 5.
In said structure, battery module connection strap device materials is copper. It is conductively connected bar 3 surface-coated one layer containing plumbous chromate (PbCrO4) materials Thermochromic layer 4. When temperature is at 80 ~ 90 DEG C, plumbous chromate display khaki; Temperature is at 100 ~ 110 DEG C, and plumbous chromate shows orange colour; Temperature is at 120 ~ 130 DEG C, and plumbous chromate shows salmon pink; Temperature is at 140 ~ 280 DEG C, and plumbous chromate shows deep salmon pink.
Fastp-acting fuse 35 diameter being conductively connected in bar 3 is 22.2 millimeters, and length is 58 millimeters, and rated voltage is DC250 volt, and rated current is 125 amperes.When between battery module, short circuit or electric current exceed rated current is 125 ampere-hours, and battery module connection strap surface thermochromic layer shows salmon pink. Fastp-acting fuse 35 fuses, battery module connection strap device short circuit, it is to avoid power supply explosion safety accident on fire, effective guarantee personnel's property safety. After checking out power supply accident, the fastp-acting fuse more renewed, battery module connection strap device and power supply can be reused, and are greatly improved power supply and use security effectiveness and increase economic efficiency.
This utility model is rational in infrastructure, safety is high and easy to use, is a kind of being widely used in the battery module connection strap of battery comprising modules.
Claims (6)
1. a battery module connection strap, including the fixing end (1) of positive terminal, the fixing end (2) of negative terminal, the fixing end (1) of described positive terminal, the fixing end (2) of negative terminal connect by being conductively connected bar (3), it is characterized in that: described in be conductively connected the metallic contact strips I (31) that bar (3) includes and the fixing end (1) of positive terminal is connected and the metallic contact strips II (32) being connected with the fixing end (2) of negative terminal, have quick fuse device by metallic contact strips I (31) and metallic contact strips II (32) connection.
2. a kind of battery module connection strap according to claim 1, it is characterized in that described quick fuse device includes female thread cylindrical sleeve (33), external screw thread cylindrical sleeve (34) and fastp-acting fuse (35), described female thread cylindrical sleeve (33) is connected with metallic contact strips I (31) front end by withstand large electric current spring I (36), described external screw thread cylindrical sleeve (34) is connected with metallic contact strips II (32) front end, and described fastp-acting fuse (35) is sleeved in female thread cylindrical sleeve (33), external screw thread cylindrical sleeve (34).
3. a kind of battery module connection strap according to claim 2, it is characterised in that be provided with withstand large electric current spring II (37) in described external screw thread cylindrical sleeve (34).
4. a kind of battery module connection strap according to claim 1, it is characterised in that described in be conductively connected bar (3) material be copper or nickel or rustless steel.
5. a kind of battery module connection strap according to claim 1 or 4, it is characterised in that described in be conductively connected outside bar (3) and be coated with thermochromic layer (4).
6. a kind of battery module connection strap according to claim 5, it is characterised in that described thermochromic layer (4) outside cladding transparent high polymer insulating barrier (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040938.2U CN205303570U (en) | 2015-12-15 | 2015-12-15 | Battery module connecting strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040938.2U CN205303570U (en) | 2015-12-15 | 2015-12-15 | Battery module connecting strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205303570U true CN205303570U (en) | 2016-06-08 |
Family
ID=56431672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521040938.2U Active CN205303570U (en) | 2015-12-15 | 2015-12-15 | Battery module connecting strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205303570U (en) |
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2015
- 2015-12-15 CN CN201521040938.2U patent/CN205303570U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |