CN205609642U - Power battery system's plug connector and have power battery system of this plug connector - Google Patents
Power battery system's plug connector and have power battery system of this plug connector Download PDFInfo
- Publication number
- CN205609642U CN205609642U CN201521099773.6U CN201521099773U CN205609642U CN 205609642 U CN205609642 U CN 205609642U CN 201521099773 U CN201521099773 U CN 201521099773U CN 205609642 U CN205609642 U CN 205609642U
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- China
- Prior art keywords
- switch
- negative pole
- positive pole
- plug connector
- auxiliary switch
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- 238000010586 diagram Methods 0.000 description 6
- 238000010891 electric arc Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Classifications
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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
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a power battery system's plug connector and have power battery system of this plug connector, it includes battery module, battery management system, pressure circuit and two plug connectors, two plug connectors are including being connected to the anodal anodal plug connector of battery module and connecting in the negative pole plug connector of battery module, and anodal plug connector includes anodal main loop switch, anodal auxiliary switch and anodal temperature switch, and anodal auxiliary switch is parallelly connected with anodal main loop switch after establishing ties with anodal temperature switch, the negative pole plug connector includes negative pole owner loop switch, negative pole auxiliary switch and negative pole temperature switch, and negative pole auxiliary switch is parallelly connected with negative pole owner loop switch after establishing ties with anodal temperature switch, the positive pole of battery module is connected to battery management system through anodal main loop switch, and the negative pole of battery module is connected to battery management system through negative pole owner loop switch, after establishing ties, the pressure circuit is connected to battery management system with anodal auxiliary switch, anodal temperature switch, negative pole auxiliary switch and negative pole temperature switch.
Description
[technical field]
This utility model relates to cell art, particularly relates to the plug connector of electrokinetic cell system and has the electrokinetic cell system of this plug connector.
[background technology]
New-energy automobile such as electric automobile applies to big bus, the field such as passenger car, logistic car the most in a large number.Generally battery system is to be combined into battery modules by cell string, multiple battery modules are connected into battery case, multiple battery cases are connected into battery bag again, and each battery case is connect by high-pressure insert and drawn by both positive and negative polarity, then are together in series by battery case by power line.
High pressure plug connector lost efficacy in using three kinds: if 1. having electric current that high-voltage arc discharge can be caused to strike sparks in loop in swapping process, burn connector and even injure operator, 2. using the connection of process connector to get loose can cause high-voltage arc discharge to strike sparks, and burns connector, even initiation fire；3. during using, due to vibrations or malfunction, that circuit firmly loop and connector can be caused to patch point cantact is bad, and during the operation of big electric current, high temperature burns and serious causes security incident.It is illustrated in figure 1 prior art battery system schematic diagram and Fig. 2 show the pictorial diagram of prior art high pressure plug connector: wherein K1 major loop male connector；K2 major loop negative pole connector；K3 major loop positive pole interlock switch；K4 major loop negative pole interlock switch.For prior art, use connects both threads connection interlock switch on connector more, solve in above-mentioned failure mode pull-off incomplete contact between point cantact bad high-voltage arc discharge sparking in problem 1 by interlock switch and lead the problem of connector of burning, but the problem of problem 2 and 3 connector band high temperature does not have been resolved.
[utility model content]
Of the present utility model solving the technical problem that is to evade the high-voltage arc discharge sparking that high-voltage connector three of the above failure mode causes, and when the big electric current of loose contact runs, high temperature burns the problems such as connector.
To achieve these goals, this utility model provides a kind of electrokinetic cell system, including battery modules, battery management system, voltage circuit and two plug connectors；Two plug connectors include the positive pole plug connector being connected to battery modules positive pole and are connected to the negative pole of battery modules, positive pole plug connector includes positive pole major loop switch, positive pole auxiliary switch and positive pole temperature switch, positive pole auxiliary switch connect with positive pole temperature switch after with positive pole major loop switch in parallel；Negative pole plug connector includes negative pole major loop switch, negative pole auxiliary switch and negative pole temperature switch, negative pole auxiliary switch connect with positive pole temperature switch after with negative pole major loop switch in parallel；The positive pole of battery modules is connected to battery management system through positive pole major loop switch, and the negative pole of battery modules is connected to battery management system through negative pole major loop switch；Voltage circuit is connected to battery management system after connecting with positive pole auxiliary switch, positive pole temperature switch, negative pole auxiliary switch and negative pole temperature switch.
Further, described voltage circuit is 24 volts of voltage circuits.
Further, described positive pole plug connector is unitary design, and positive pole auxiliary switch and positive pole temperature switch are arranged at inside positive pole plug connector；Described negative pole plug connector is unitary design, and negative pole auxiliary switch and negative pole temperature switch are arranged at inside negative pole plug connector.
Further, positive pole auxiliary switch and positive pole temperature switch are arranged at the outside of positive pole plug connector, negative pole auxiliary switch and negative pole temperature switch and are arranged at the outside of negative pole plug connector.
This utility model also provides for a kind of plug connector, for electrokinetic cell system, including positive pole plug connector and negative pole plug connector, it is characterized in that: positive pole plug connector includes positive pole major loop switch, positive pole auxiliary switch and positive pole temperature switch, positive pole auxiliary switch connect with positive pole temperature switch after with positive pole major loop switch in parallel；Negative pole plug connector includes negative pole major loop switch, negative pole auxiliary switch and negative pole temperature switch, negative pole auxiliary switch connect with positive pole temperature switch after with negative pole major loop switch in parallel.
Further, described positive pole plug connector is unitary design, and positive pole auxiliary switch and positive pole temperature switch are arranged at inside positive pole plug connector；Described negative pole plug connector is unitary design, and negative pole auxiliary switch and negative pole temperature switch are arranged at inside negative pole plug connector.
Further, positive pole auxiliary switch and positive pole temperature switch are arranged at the outside of positive pole plug connector, negative pole auxiliary switch and negative pole temperature switch and are arranged at the outside of negative pole plug connector.
This utility model design cost is low, 1. has and patches the interlock function 2. when pulling out and have connector to be in operation the detection opening and closing function raised because of temperature when the big electric current of loose contact runs, fully meets the modern electric automobile demand to battery, and high temperature, high voltage protective are more reliable.
[accompanying drawing explanation]
Fig. 1 is the schematic diagram of prior art electrokinetic cell system.
Fig. 2 is the schematic perspective view of prior art plug connector.
Fig. 3 is to be the schematic diagram of this utility model electrokinetic cell system.
Fig. 4 is the connected mode schematic diagram of the plug connector being this utility model electrokinetic cell system.
Fig. 5 is the another kind of connected mode schematic diagram of the plug connector being this utility model electrokinetic cell system.
[detailed description of the invention]
In order to make the purpose of this utility model, technical scheme and Advantageous Effects become apparent from understanding, below in conjunction with the drawings and specific embodiments, this utility model is further elaborated.It should be appreciated that the detailed description of the invention described in this specification is only used to explain this utility model, it is not intended to limit this utility model.
Referring to Fig. 3, a kind of electrokinetic cell system 100 that this utility model provides, including battery modules 10, battery management system (BMS) 20, voltage circuit 30 and two plug connectors 40.Two plug connectors 40 include being connected to the positive pole plug connector 41 of battery modules 10 positive pole and being connected to the negative pole plug connector 42 of battery modules 10.
Concrete, the positive pole of battery modules 10 is connected to battery management system 20 through positive pole plug connector 41, and the negative pole of battery modules 10 is connected to battery management system 20 through negative pole plug connector 42.Positive pole plug connector 41 includes positive pole major loop switch K1, positive pole auxiliary switch K3 and positive pole temperature switch K4.Positive pole auxiliary switch K3 is in parallel with positive pole major loop switch K1 after connecting with positive pole temperature switch K4.Negative pole plug connector 42 includes negative pole major loop switch K2, negative pole auxiliary switch K6 and negative pole temperature switch K5.Negative pole auxiliary switch K6 is in parallel with negative pole major loop switch K2 after connecting with positive pole temperature switch K5.More specifically, the positive pole of battery modules 10 is connected to battery management system through positive pole major loop switch K1, and the negative pole of battery modules 10 is connected to battery management system through negative pole major loop switch K2；Voltage circuit 30 is connected to battery management system after connecting with positive pole auxiliary switch K3, positive pole temperature switch K4, negative pole auxiliary switch K6 and negative pole temperature switch K5.In present embodiment, described voltage circuit is 24 volts of voltage circuits.
Specific works principle is as follows: when any one contact on electrokinetic cell both positive and negative polarity connector does not connect or temperature is increased to preset value, positive pole auxiliary switch K3 in circuit, positive pole temperature switch K4, negative pole temperature switch K5, negative pole auxiliary switch K6 switch can disconnect and by data information transfer automatically to battery management system 20, and BMS disconnects positive pole major loop switch K1 again, negative pole major loop switch K2 closes and alarm indicator position facilitates staff quickly to find maintenance.Auxiliary switch after connector plugs completely just Guan Bi connect cell circuit, pull out and first disconnect cell circuit then connector when dragging and just extract.
As shown in Figure 4, described positive pole plug connector 41 can be unitary design, i.e. positive pole auxiliary switch K3 and positive pole temperature switch K4 is arranged at the internal (not shown) of positive pole plug connector 41.Same, described negative pole plug connector 42 can be unitary design, i.e. negative pole auxiliary switch K6 and negative pole temperature switch K5 is arranged at the internal (not shown) of negative pole plug connector 42.
As it is shown in figure 5, positive pole auxiliary switch K3 and positive pole temperature switch K4 is arranged at positive pole plug connector 41 outside.Same, negative pole auxiliary switch K6 and negative pole temperature switch K5 can also be arranged at the outside (not shown) of negative pole plug connector 42.
Further, electrokinetic cell system 100 also includes the equivalent resistance between battery modules 10 and battery management system 20.
This utility model design cost is low, 1. has and patches the interlock function 2. when pulling out and have connector to be in operation the detection opening and closing function raised because of temperature when the big electric current of loose contact runs, fully meets the modern electric automobile demand to battery, and high temperature, high voltage protective are more reliable.
This utility model solve docking interposer contact bad cause burn union joint and be likely to occur the situation of danger of combustion, in the case of existing product is not made big amendment, accomplished being substantially improved of performance, by danger get rid of before not occurring, prevent trouble before it happens.
This utility model is not restricted to described in description and embodiment, therefore for the personnel of familiar field, it is easily achieved additional advantage and amendment, therefore in the case of the spirit and scope of the general concept limited without departing substantially from claim and equivalency range, this utility model be not limited to specific details, representational equipment and shown here as with describe examples shown.
Claims (7)
1. an electrokinetic cell system, including battery modules, battery management system, voltage circuit and two plug connectors；Two plug connectors include the positive pole plug connector being connected to battery modules positive pole and are connected to the negative pole plug connector of battery modules, positive pole plug connector includes positive pole major loop switch, positive pole auxiliary switch and positive pole temperature switch, positive pole auxiliary switch connect with positive pole temperature switch after with positive pole major loop switch in parallel；Negative pole plug connector includes negative pole major loop switch, negative pole auxiliary switch and negative pole temperature switch, negative pole auxiliary switch connect with positive pole temperature switch after with negative pole major loop switch in parallel；The positive pole of battery modules is connected to battery management system through positive pole major loop switch, and the negative pole of battery modules is connected to battery management system through negative pole major loop switch；Voltage circuit is connected to battery management system after connecting with positive pole auxiliary switch, positive pole temperature switch, negative pole auxiliary switch and negative pole temperature switch.
2. electrokinetic cell system as claimed in claim 1, it is characterised in that: described voltage circuit is 24 volts of voltage circuits.
3. electrokinetic cell system as claimed in claim 1, it is characterised in that: described positive pole plug connector is unitary design, and positive pole auxiliary switch and positive pole temperature switch are arranged at inside positive pole plug connector；Described negative pole plug connector is unitary design, and negative pole auxiliary switch and negative pole temperature switch are arranged at inside negative pole plug connector.
4. electrokinetic cell system as claimed in claim 1, it is characterised in that: positive pole auxiliary switch and positive pole temperature switch are arranged at the outside of positive pole plug connector, negative pole auxiliary switch and negative pole temperature switch and are arranged at the outside of negative pole plug connector.
5. a plug connector, for electrokinetic cell system, including positive pole plug connector and negative pole plug connector, it is characterised in that: positive pole plug connector includes positive pole major loop switch, positive pole auxiliary switch and positive pole temperature switch, positive pole auxiliary switch connect with positive pole temperature switch after with positive pole major loop switch in parallel；Negative pole plug connector includes negative pole major loop switch, negative pole auxiliary switch and negative pole temperature switch, negative pole auxiliary switch connect with positive pole temperature switch after with negative pole major loop switch in parallel.
6. plug connector as claimed in claim 5, it is characterised in that: described positive pole plug connector is unitary design, and positive pole auxiliary switch and positive pole temperature switch are arranged at inside positive pole plug connector；Described negative pole plug connector is unitary design, and negative pole auxiliary switch and negative pole temperature switch are arranged at inside negative pole plug connector.
7. plug connector as claimed in claim 5, it is characterised in that: positive pole auxiliary switch and positive pole temperature switch are arranged at the outside of positive pole plug connector, negative pole auxiliary switch and negative pole temperature switch and are arranged at the outside of negative pole plug connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521099773.6U CN205609642U (en) | 2015-12-27 | 2015-12-27 | Power battery system's plug connector and have power battery system of this plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521099773.6U CN205609642U (en) | 2015-12-27 | 2015-12-27 | Power battery system's plug connector and have power battery system of this plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205609642U true CN205609642U (en) | 2016-09-28 |
Family
ID=56960814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521099773.6U Active CN205609642U (en) | 2015-12-27 | 2015-12-27 | Power battery system's plug connector and have power battery system of this plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205609642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129316A (en) * | 2019-12-16 | 2020-05-08 | 北京化工大学 | Carbon-based perovskite solar cell based on multifunctional composite current collector |
-
2015
- 2015-12-27 CN CN201521099773.6U patent/CN205609642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129316A (en) * | 2019-12-16 | 2020-05-08 | 北京化工大学 | Carbon-based perovskite solar cell based on multifunctional composite current collector |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20160928 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20160928 |
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| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20160928 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240428 Granted publication date: 20160928 |