CN114400739A - Connect safe distributed portable power source - Google Patents
Connect safe distributed portable power source Download PDFInfo
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- CN114400739A CN114400739A CN202210019530.5A CN202210019530A CN114400739A CN 114400739 A CN114400739 A CN 114400739A CN 202210019530 A CN202210019530 A CN 202210019530A CN 114400739 A CN114400739 A CN 114400739A
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- Prior art keywords
- power supply
- battery pack
- base
- line
- bms system
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- 238000001514 detection method Methods 0.000 claims abstract description 81
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 238000010586 diagram Methods 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a distributed portable mobile power supply with safe connection, which comprises a base bag, a battery bag and a power supply connecting wire, wherein two ends of the power supply connecting wire are respectively and electrically connected with the base bag and the battery bag, the battery bag comprises a BMS system and a battery bag body, the BMS system is electrically connected with the battery bag body and the power supply connecting wire, the BMS system detects whether the power supply connecting wire is in place, and if not, the BMS system cuts off the output of the battery bag body. According to the invention, the BMS system is arranged on the battery pack, the line in-place detection is carried out through the BMS system, and the output of the power supply of the battery pack is cut off when the line is not in place, so that the base pack and the battery pack are in a power-off state when the power supply connecting line is accidentally dropped, the generation and impact of fire striking at the interface are avoided, and the use safety of a user is ensured.
Description
Technical Field
The invention relates to the technical field of mobile energy storage systems, in particular to a distributed portable mobile power supply with safe connection.
Background
At present, most portable mobile power supply products on the market adopt a complete machine type arrangement framework, namely, a battery module and a control module are integrated together, and the complete machine type portable mobile power supply products have the advantages of safety in use and stable output due to tight arrangement.
However, the electric quantity and the volume of the lithium battery are in direct proportion, and the volume of the whole portable mobile power supply is inevitably increased when the electric quantity is increased due to structural limitation. For this reason, another architecture, namely a distributed portable mobile power supply architecture, is adopted in the prior art, and the distributed architecture is formed by a battery module (hereinafter referred to as a battery pack) and an output control module (hereinafter referred to as a base pack), and a power connection line connecting the base pack and the battery pack into a portable mobile energy storage power supply system. The distributed architecture has the advantages of being simple and convenient to carry, high in heat dissipation efficiency, flexible to use and the like, and the battery pack is separated from the base pack, so that compared with a whole mobile power supply with the same electric quantity, the single-time carrying weight is greatly reduced.
However, the existing distributed architecture has a fatal defect, when the distributed portable mobile power supply works (charges/discharges), if the power connection line accidentally comes off or loosens, an electric arc is generated at the socket interface, and current impacting the base pack and the battery pack is generated, so that the electronic device is damaged, the service life of the portable mobile power supply is greatly shortened, and even the human body is injured.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the distributed portable mobile power supply is safe to connect, and impact caused by sudden pulling-out of a power supply connecting wire is avoided.
In order to solve the technical problems, the invention adopts a technical scheme that: a distributed portable mobile power supply with safe connection,
the battery pack comprises a base pack, a battery pack and a power supply connecting wire, wherein two ends of the power supply connecting wire are respectively and electrically connected with the base pack and the battery pack, the battery pack comprises a BMS system and a battery pack body, and the BMS system is electrically connected with the battery pack body and the power supply connecting wire;
the BMS system detects whether the power connection line is in place, and if not, the BMS system cuts off the output of the battery pack body.
The invention has the beneficial effects that: it is through setting up the BMS system at the battery package, and through BMS system row line detection in situ, then cut off the output of battery package power when the line is not in situ, guaranteed from this that the power connecting wire accident drops when, the basic package is in the outage state with the battery package, has avoided the production and the impact that the kneck was struck sparks, has guaranteed user's safety in utilization.
Drawings
Fig. 1 is a schematic structural diagram of a distributed portable mobile power supply with secure connection according to the present invention;
fig. 2 is a schematic structural view of a battery pack according to the present invention;
FIG. 3 is a schematic structural diagram of a battery pack and a base pack socket according to the present invention;
FIG. 4 is a schematic diagram of a base packet according to the present invention;
FIG. 5 is a schematic diagram of the line in-place detection involved in the present invention;
fig. 6 is a flow chart of the operation of the distributed portable mobile power supply with secure connection according to the present invention.
Description of reference numerals:
1. a base package; 11. a main control board; 12. PCS; 13. a base pack socket; 14. a spring; 15. a second metal dome; 131. a base pack button detection interface; 132. a base envelope on-line detection interface; 133. a base packet 485 communication interface; 134. a base packet power input interface; 2. a battery pack; 21. a battery pack body; 22. a BMS system; 23. a battery pack receptacle; 231. a battery pack button detection interface; 232. a battery envelope on-site detection interface; 233. a 485 communication interface of the battery pack; 234. a battery pack power input interface; 3. a power connection line; 35. the first metal shrapnel.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention provides a distributed portable mobile power source with secure connection,
the battery pack comprises a base pack, a battery pack and a power supply connecting wire, wherein two ends of the power supply connecting wire are respectively and electrically connected with the base pack and the battery pack, the battery pack comprises a BMS system and a battery pack body, and the BMS system is electrically connected with the battery pack body and the power supply connecting wire;
the BMS system detects whether the power connection line is in place, and if not, the BMS system cuts off the output of the battery pack body.
As can be seen from the above description, the beneficial effects of the present invention are: it is through setting up the BMS system at the battery package, and through BMS system row line detection in situ, then cut off the output of battery package power when the line is not in situ, guaranteed from this that the power connecting wire accident drops when, the basic package is in the outage state with the battery package, has avoided the production and the impact that the kneck was struck sparks, has guaranteed user's safety in utilization.
Further, the base pack is further provided with a button, the main control panel of the base pack detects whether the button is closed or not and outputs a button signal to the BMS system through a power connection wire, and the BMS system controls the battery pack body according to the button signal.
If the button is closed, the button signal is at a high level, and the BMS controls the output of the battery pack body according to the button signal; if the button pops up, the button signal is low level, and the BMS system cuts off the output of the battery pack body according to the button signal.
According to the description, even if the BMS judges that tight connection is established, the base pack and the battery pack are both in the power-off state, the fact that the interface is not ignited at the moment when the power connecting wire is in contact with the base pack or the socket of the battery pack is guaranteed, and impact of instantaneous large current on the base pack and the battery pack is avoided.
Further, the BMS judges whether the power connection line is in place or not at first and then judges whether the button is closed or not.
According to the description, the BMS system can judge the on-site detection interface of the line firstly and then judge the button detection interface, the BMS system controls the output of the battery pack body after the BMS system judges the battery pack body and the BMS system controls the output of the battery pack body after the BMS system judges the on-site detection interface of the line, the time delay is equal to the time delay after the judgment line detects the on-site detection interface, the physical connection is finished at the moment, the base pack and the battery pack are connected under the power-off state, and the generation and the impact of the interface ignition are avoided.
Furthermore, the base packet comprises two base packet line in-place detection interfaces, the battery packet comprises two battery packet line in-place detection interfaces, one of the base packet line in-place detection interfaces is electrically connected with one of the battery packet line in-place detection interfaces through a power supply connecting line, and the other base packet line in-place detection interface is electrically connected with the other battery packet line in-place detection interface through a power supply connecting line; when the power connecting line is connected with the basic packet, the two basic packet lines are in short circuit at the in-place detection interface; the two battery envelope on-site detection interfaces are respectively and electrically connected with the positive electrode and the negative electrode of a power supply of the BMS system, and the IO port of the BMS system is electrically connected with one of the battery envelope on-site detection interfaces.
According to the above description, the structure realizes the on-line detection of the line, and the detection mode requires that the two base envelope on-line detection interfaces and the two battery envelope on-line detection interfaces are tightly connected, so that the reliability is higher.
Furthermore, a plug is arranged at one end of the power connection line corresponding to the base packet, the two base packet line in-place detection interfaces are provided with inclined metal elastic pieces, the sub-plugs of the plug corresponding to the two line in-place detection interfaces are provided with correspondingly inclined metal elastic pieces, the metal elastic pieces of the two base packet line in-place detection interfaces are provided with elastic structure supports, and the elastic structure applies force towards the metal elastic pieces of the plug to the metal elastic pieces of the base packet line in-place detection interfaces.
From the above description, the elastic structure presses the metal elastic sheet of the base covered wire on-site detection interface to the metal elastic sheet of the plug, so as to realize tight connection.
Further, the elastic structure is embodied as a spring.
From the above description, the spring has the advantages of high reliability, easy implementation and low cost.
The distributed portable mobile power supply with safe connection is applied to control of a distributed mobile energy storage system, so that the situations of fire striking and the like caused by falling of a power supply connecting wire of the distributed mobile energy storage system are prevented.
Example one
Referring to fig. 1, the distributed portable mobile power supply with secure connection of the embodiment includes a base pack 1, a battery pack 2 and a power connection line 3, wherein the power connection line 3 is used for electrically connecting the base pack 1 and the battery pack 2.
Referring to fig. 2-3, the battery pack 2 includes a battery pack body 21, a BMS system 22 and a battery pack socket 23, the battery pack socket 23 includes two battery pack wire in-place detection interfaces 232, two battery pack 485 communication interfaces 233, two battery pack power input interfaces 234 and two battery pack button detection interfaces 231, wherein the negative electrodes of the battery pack wire in-place detection interfaces 232, the battery pack 485 communication interfaces 233, the battery pack button detection interfaces 231 and the battery pack power input interfaces 234 are electrically connected to the BMS system 22, the positive electrode of the battery pack power input interface 234 is electrically connected to the positive electrode output of the battery pack body 21, and the negative electrode output of the battery pack body 21 is electrically connected to the BMS system 22, so that the BMS system 22 receives all signals from the base pack 1 and controls the battery pack body 21 to discharge.
Referring to fig. 4, the base packet 1 includes a main control board 11, a base packet socket 13 and a PCS12, wherein the base packet socket 13 includes two base packet wire in-place detection interfaces 132, two base packet 485 communication interfaces 133, two base packet power input interfaces 134 and two base packet button detection interfaces 131. Wherein, the master control board 11 is electrically connected to the base package 485 communication interface 133 of the base package socket 13, the two interfaces of the base package on-site detection interface 132 of the base package socket 13 are short-circuited, so that after the two ends of the power connection line 3 are respectively connected with the base package 1 and the battery package 2, the two battery package on-site detection interfaces 232 form a loop via the internal circuit of the base package, the button interface 131 on the master control board 11 is electrically connected to the base package button detection interface 131, so that when the button on the external panel of the base package 1 is pressed, the two base package button detection interfaces 131 transmit the state of the button interface to the BMS system 22, the two base package power input interfaces 134 are electrically connected to the PCS12, and the battery package power input interface 234 is electrically connected to the master control board 11 through the base package power input interface 134 to supply power to the master control board 11.
The power connection line 3 has plugs at both ends thereof corresponding to the base pack socket 13 and the battery pack socket 23, respectively, which correspond to the base pack socket 13 and the battery pack socket 23, respectively, so as to be able to be inserted into the base pack socket 13 and the battery pack socket 23, respectively, to form electrical connection.
Referring to fig. 5, taking the base-envelope in-place detection interface 132 as an example for explanation, the power connection line 3 is used at one end connected to the base envelope 1, an interface of the end corresponding to the base-envelope in-place detection interface 132 includes an inclined first metal elastic sheet 35, the corresponding base-envelope in-place detection interface 132 has a correspondingly inclined second metal elastic sheet 15 to form an inclined wedge structure, a spring 14 is disposed on a side of the second metal elastic sheet 15 of the base-envelope in-place detection interface 132 away from the power connection line 3, when the power connection line 3 is connected to the base envelope 1, the plug of the power connection line 3 is inserted into the base-envelope socket 13, and the spring 14 presses the second metal elastic sheet 15 of the base-envelope in-place detection interface 132 against the first metal elastic sheet 35 of the power connection line 3 to form a tight connection.
Referring to fig. 5, the method for implementing the line in-place detection method in this embodiment is as follows:
two battery envelope online in-place detection interfaces 232 of battery pack socket 23 are electrically connected with the positive and negative poles of the power supply of BMS system 22 respectively, the IO port of BMS system 22 detects the online in-place detection interfaces of BMS system 22 line that is electrically connected, when two lines of battery pack socket 23 form a loop at the online detection interfaces, BMS system 22 detects a high level signal, which indicates that tight connection has been established, and when two lines of battery pack socket 23 are disconnected at the online detection interfaces, BMS system 22 detects a low level signal, which indicates that connection is abnormal.
It should be noted that the button of the present embodiment is only illustrated as an example, and the function of the button is not affected by replacing the button with a toggle button, a rotary button, or other buttons with similar functions.
Referring to fig. 6, in operation, a securely connected distributed portable mobile power source of the present embodiment:
when the two ends of the power connection line 3 are respectively connected with the base packet and the battery packet tightly, the two battery envelope line in-place detection interfaces 232 are communicated through the circuit of the base packet, and when the BMS system 22 detects that the battery envelope line in-place detection interface 232 is at a high level, the close connection is judged to be established, and the BMS system informs the base packet 1 of allowing output through the battery packet 485 communication interface 233; further, a button on an external panel of the base pack 1 is pressed, the main control board 11 of the base pack 1 detects whether the button is closed, and outputs a button signal to the BMS system 22 through the power connection wire 3, and the BMS system 22 controls the battery pack body according to the button signal; when the button is pressed, the BMS system 22 receives the high level signal through the battery pack button detection interface 231, and controls the discharge output of the battery pack body 21, so that the portable mobile power supply can perform a normal charge and discharge operation; on the contrary, if the button is in the state of bounceing, then BMS system 22 receives low level signal through battery package button detection interface 231, BMS system 22 judges that the button bounces, then BMS system 22 closes the output channel of battery package body 21, has guaranteed like this that even BMS judges that zonulae occludens has been established, and base package and battery package all are in the outage state, have guaranteed in the twinkling of an eye of the contact at power connecting wire 3 and the socket of base package or battery package, and the kneck can not be struck sparks, has avoided the impact of the big current in the twinkling of an eye to base package and battery package.
Under the condition that the button of basic package was pressed, 3 both ends of power connecting wire establish zonulae occludens with basic package and battery package respectively, BMS system 22 can judge the line detection interface on the throne earlier, then judge button detection interface again, BMS system 22 just allows battery package body 21 to export after the completion is judged at the two, be equivalent to in the time delay after judging the line detection on the throne, physical connection has been accomplished this moment, guaranteed that basic package and battery package are connected under the outage state, the production and the impact of kneck strike sparks have been avoided.
It should be noted that, in fig. 6, the BMS system 22 may determine the line in-place detection interface first and then determine the button detection interface, in other embodiments, the BMS system 22 may also determine the button detection interface first and then determine the line in-place detection interface, and the BMS system 22 allows the output of the battery pack body 21 only after both of the determination results satisfy the condition. If the button is pressed before the base pack and battery pack are connected and the line is not detected in place, BMS system 22 will not allow the output of the battery pack to coincide with the state before the button was not pressed. The precondition of the output of the portable mobile power supply is that the line on-site detection interface and the button detection interface are both in a preset state and in a relation with each other, so that the use safety is not influenced when the button is pressed before and after the button is connected.
When portable power source normally carries out the charge and discharge, if the accident falls, unexpected condition such as collision, or the user forgets to close the condition that power output directly extracted power connecting wire 3, will cause the disconnection of power connecting wire 3 and basic package or battery package, this moment because two battery envelope lines are at the same place detection interface 232's return circuit and are ended, BMS system 22 can judge and connect unusually, then break off the output of battery package body 21 immediately, when having guaranteed that power connecting wire 3 is unexpected to drop from this, basic package and battery package are in the outage state, avoided the production and the impact that the kneck was struck sparks, user's safety in utilization has been guaranteed.
In summary, the distributed portable mobile power supply with safe connection provided by the invention has the advantages that the BMS system is arranged on the battery pack, the BMS system is used for online detection, the output of the power supply of the battery pack is cut off when the wire is not in place, so that the base pack and the battery pack are in the power-off state when the power connection wire falls off accidentally, the generation and impact of sparking at the interface are avoided, the use safety of users is ensured, the base pack and the battery pack are in the power-off state even if the BMS judges that tight connection is established, the interface cannot be ignited at the moment when the power connection wire is contacted with the base pack or a socket of the battery pack, the impact of instant heavy current on the base pack and the battery pack is avoided, the BMS system judges the wire online detection interface firstly and then judges the button detection interface, and the BMS system allows the output of the battery pack body after the judgment of the BMS system and the battery pack are finished, equivalently, a period of time is delayed after the judgment line is subjected to on-site detection, and the physical connection is completed at the moment, so that the base packet and the battery packet are connected in a power-off state, and the generation and impact of interface ignition are avoided.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. A securely connected distributed portable power supply, comprising: the battery pack comprises a base pack, a battery pack and a power supply connecting wire, wherein two ends of the power supply connecting wire are respectively and electrically connected with the base pack and the battery pack, the battery pack comprises a BMS system and a battery pack body, and the BMS system is electrically connected with the battery pack body and the power supply connecting wire;
the BMS system detects whether the power connection line is in place, and if not, the BMS system cuts off the output of the battery pack body.
2. A securely connected distributed portable power supply according to claim 1, wherein: the base pack is further provided with a button, the main control board of the base pack detects whether the button is closed or not, and outputs a button signal to the BMS system through a power supply connecting wire, and the BMS system controls the battery pack body according to the button signal.
3. A securely connected distributed portable power supply according to claim 2, wherein: if the button is closed, the button signal is at a high level, and the BMS controls the output of the battery pack body according to the button signal; if the button pops up, the button signal is low level, and the BMS system cuts off the output of the battery pack body according to the button signal.
4. A securely connected distributed portable power supply according to claim 2, wherein: the BMS judges whether the power connecting wire is in place or not firstly and then judges whether the button is closed or not.
5. A securely connected distributed portable power supply according to claim 1, wherein: the button is disposed on an exterior panel of the base pack.
6. A securely connected distributed portable power supply according to claim 1, wherein: the base pack comprises two base pack line in-place detection interfaces, the battery pack comprises two battery pack line in-place detection interfaces, one of the base pack line in-place detection interfaces is electrically connected with one of the battery pack line in-place detection interfaces through a power supply connecting wire, and the other base pack line in-place detection interface is electrically connected with the other battery pack line in-place detection interface through a power supply connecting wire; when the power connecting line is connected with the basic packet, the two basic packet lines are in short circuit at the in-place detection interface; the two battery envelope on-site detection interfaces are respectively and electrically connected with the positive electrode and the negative electrode of a power supply of the BMS system, and the IO port of the BMS system is electrically connected with one of the battery envelope on-site detection interfaces.
7. A securely connected distributed portable power supply according to claim 6, wherein: the power supply line is characterized in that a plug is arranged at one end of the power supply connection line corresponding to the base packet, the two base envelope line on-site detection interfaces are provided with inclined metal elastic pieces, sub-plugs on the plug corresponding to the two line on-site detection interfaces are provided with correspondingly inclined metal elastic pieces, the metal elastic pieces of the two base envelope line on-site detection interfaces are provided with elastic structure supports, and the elastic structures apply force towards the metal elastic pieces of the plug on the metal elastic pieces of the base envelope line on-site detection interfaces.
8. A securely connected distributed portable power supply according to claim 7, wherein: the elastic structure is specifically a spring.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN202210019530.5A CN114400739A (en) | 2022-01-10 | 2022-01-10 | Connect safe distributed portable power source |
PCT/CN2022/072855 WO2023130506A1 (en) | 2022-01-10 | 2022-01-20 | Distributed portable mobile power supply with safe connection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210019530.5A CN114400739A (en) | 2022-01-10 | 2022-01-10 | Connect safe distributed portable power source |
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CN114400739A true CN114400739A (en) | 2022-04-26 |
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CN202210019530.5A Pending CN114400739A (en) | 2022-01-10 | 2022-01-10 | Connect safe distributed portable power source |
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CN (1) | CN114400739A (en) |
WO (1) | WO2023130506A1 (en) |
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CN201153158Y (en) * | 2008-02-05 | 2008-11-19 | 甘怀玉 | Socket |
CN203800642U (en) * | 2014-02-07 | 2014-08-27 | 鲁慧锋 | Charging Po and charging system |
CN208862604U (en) * | 2018-10-16 | 2019-05-14 | 深圳市电将军科技有限公司 | Portable multifunctional emergency accumulation power supply |
CN112373320A (en) * | 2020-12-04 | 2021-02-19 | 东风汽车股份有限公司 | BMS-based electric vehicle charging power-on control system and control method thereof |
CN112531848A (en) * | 2020-12-09 | 2021-03-19 | 上海深湾能源科技有限公司 | Battery pack and control method thereof |
CN215418432U (en) * | 2021-05-25 | 2022-01-04 | 深圳易马达科技有限公司 | Power battery system and electric vehicle |
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Publication number | Priority date | Publication date | Assignee | Title |
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US20150256013A1 (en) * | 2014-03-04 | 2015-09-10 | Shenzhen Hello Tech Energy Co., Ltd. | Portable power supply |
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2022
- 2022-01-10 CN CN202210019530.5A patent/CN114400739A/en active Pending
- 2022-01-20 WO PCT/CN2022/072855 patent/WO2023130506A1/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201153158Y (en) * | 2008-02-05 | 2008-11-19 | 甘怀玉 | Socket |
CN203800642U (en) * | 2014-02-07 | 2014-08-27 | 鲁慧锋 | Charging Po and charging system |
CN208862604U (en) * | 2018-10-16 | 2019-05-14 | 深圳市电将军科技有限公司 | Portable multifunctional emergency accumulation power supply |
CN112373320A (en) * | 2020-12-04 | 2021-02-19 | 东风汽车股份有限公司 | BMS-based electric vehicle charging power-on control system and control method thereof |
CN112531848A (en) * | 2020-12-09 | 2021-03-19 | 上海深湾能源科技有限公司 | Battery pack and control method thereof |
CN215418432U (en) * | 2021-05-25 | 2022-01-04 | 深圳易马达科技有限公司 | Power battery system and electric vehicle |
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WO2023130506A1 (en) | 2023-07-13 |
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Application publication date: 20220426 |