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CN107947253B - A battery pack parallel and series interlocking device - Google Patents

A battery pack parallel and series interlocking device Download PDF

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Publication number
CN107947253B
CN107947253B CN201710824245.XA CN201710824245A CN107947253B CN 107947253 B CN107947253 B CN 107947253B CN 201710824245 A CN201710824245 A CN 201710824245A CN 107947253 B CN107947253 B CN 107947253B
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China
Prior art keywords
electrically connected
battery pack
load switch
photoelectric
fuse
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CN201710824245.XA
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Chinese (zh)
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CN107947253A (en
Inventor
徐良凯
程军
郑文林
高山
章伟
黄林章
冯阿艳
付见春
姜�硕
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Shitong Electric Branch Of Zhejiang Bada Electronic Instrument Co ltd
Zhejiang Sted Electric Co ltd
Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Zhejiang Sted Electric Co ltd
Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Publication of CN107947253A publication Critical patent/CN107947253A/en
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    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0024—Parallel/serial switching of connection of batteries to charge or load circuit
    • H02J7/0026—

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a battery pack parallel and serial linkage device which comprises a closing bus, a first battery pack, a second battery pack, a linkage device and a charging module. The interlocking device comprises an operation box, wherein the operation box comprises a first quick load switch, a second quick load switch, a knob, a gear, a rack and a storage battery circuit. The charging module comprises a switching power supply, a first inversion module and a second inversion module. The operation box also comprises a photoelectric lock, wherein the photoelectric lock comprises a direct-current power supply, a light source, an electromagnetic unit, a timing unit, a control unit, an alarm, a photoelectric key and a light receiver. The invention provides a battery pack parallel and series connection interlocking device which can rapidly switch series connection and parallel connection of battery packs, has protection measures and is provided with a charging module.

Description

Battery pack parallel and serial interlocking device
Technical Field
The invention relates to the field of emergency power supplies, in particular to a battery pack parallel and serial interlocking device.
Background
When the DC system needs to be overhauled or salvageed, the two groups of storage batteries are pulled to the site, and are connected in series for use through manual connection; when the DC110V direct current system is needed to be repaired or rush-repaired, any group of storage batteries needs to be pulled to the site, and a temporary power supply is provided for the direct current system through manual wiring. In the manual wiring process, the connecting screw can be screwed and loosened, the contact is poor, the heat is generated to cause accidents, and the short circuit accidents are caused by mistakenly touching the anode and the cathode of the storage battery.
The invention discloses a method for connecting batteries in a battery pack in series and in parallel, which comprises the battery pack, a conductive plate and an elastic tongue piece, and is named as Chinese patent No. CN101719540A on the 6.2.2010 date, and provides a method for connecting batteries in series and in parallel in the battery pack, which improves the working efficiency of a combined battery, ensures that the combined battery and a split battery have no damage to the batteries and is very convenient for replacing the maintenance batteries of the battery pack.
Disclosure of Invention
The invention aims to solve the problems that the series connection and the parallel connection of the battery packs cannot be adjusted quickly and no protective measures exist, and provides a battery pack parallel and series connection interlocking device which can quickly switch the series connection and the parallel connection of the battery packs, has protective measures and has a charging module.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a battery pack parallel and series connection interlocking device is characterized by comprising:
the input end of the closing bus is electrically connected with the power supply, and the output end of the closing bus is electrically connected with the first storage battery pack and the second storage battery pack;
the input end of the first storage battery pack is electrically connected with the output end of the closing bus, and the output end of the first storage battery pack is electrically connected with the load;
the input end of the second storage battery pack is electrically connected with the output end of the closing bus, and the output end of the second storage battery pack is electrically connected with the load;
and the interlocking device is used for controlling the wiring states of the first storage battery pack and the second storage battery pack and is respectively and electrically connected with the first storage battery pack and the second storage battery pack.
Preferably, the interlocking device includes an operation box, and the operation box includes:
the first quick load switch comprises a plurality of contacts and a plurality of throwing sheets, the first side of the first quick load switch is electrically connected with the first storage battery pack and the second storage battery pack respectively, and the second side of the first quick load switch is electrically connected with the closing bus;
the first side of the first quick load switch is electrically connected with the first storage battery pack and the second storage battery pack respectively, and the second side of the first quick load switch is electrically connected with the switching-on bus;
the knob is arranged on the surface of the operation box and is meshed with the gear;
one side of the gear is meshed with the knob, and the gear is tightly matched with the rack;
and the rack is meshed with the gear, one side of the rack is hinged with the first quick load switch, and the other side of the rack is hinged with the second quick load switch.
Preferably, the battery pack further includes a battery circuit including:
the input end of the storage battery circuit is electrically connected with a closing bus, and the output end of the storage battery circuit is electrically connected with a load;
the positive pole of the first storage battery pack is electrically connected with the first end of the first fuse through the combined fuse, the second end of the first fuse is electrically connected with the second end of the first fast load switch, the fourth end of the first fast load switch is electrically connected with the first end of the second fuse, the second end of the second fuse is electrically connected with the negative pole of the first storage battery pack through the combined fuse, the first end and the fifth end of the first fast load switch are respectively electrically connected with the positive output end of the storage battery pack circuit, the third end and the seventh end of the first fast load switch are respectively electrically connected with the negative output end of the storage battery pack circuit, the positive pole of the second storage battery pack is respectively electrically connected with the first end of the third fuse and the second end of the second fast load switch through the combined fuse, the second end of the third fuse is electrically connected with the sixth end of the first fast load switch, and the first end of the fourth fuse is electrically connected with the negative pole of the second storage, the sixth end of the second fast load switch is respectively electrically connected with the second end of the fourth fuse and the eighth end of the first fast load switch, the fourth end of the second fast load switch is electrically connected with the second end of the first fast load switch, the third end of the second fast load switch is electrically connected with the positive output end of the storage battery pack circuit, the fifth end of the second fast load switch is electrically connected with the negative output end of the storage battery pack circuit, the first end of the second fast load switch is electrically connected with the second end of the second fuse, and the second end of the second fast load switch is electrically connected with the first end of the third fuse.
Preferably, the charging device comprises a charging module, wherein the charging module comprises:
the input end of the switching power supply is electrically connected with the alternating current power supply, the first output end of the switching power supply is electrically connected with the first input end of the inversion module through the second quick load switch, and the second output end of the switching power supply is electrically connected with the second input end of the inversion module;
the first input end of the first inversion module is electrically connected with the second quick load switch, the second input end of the first inversion module is electrically connected with the switch power supply, and the output end of the first inversion module is electrically connected with the closing bus;
and the input end of the second inversion module is electrically connected with the alternating current power supply, and the output end of the second inversion module is electrically connected with the closing bus.
Preferably, the operation box further includes a photoelectric lock, the photoelectric lock includes a lock body, and the operation box further includes:
the direct current power supply is arranged inside the lock body;
the input end of the light source is electrically connected with the direct current power supply, and the output end of the light source is connected with the photoelectric key through the optical fiber connector;
the input end of the electromagnetic unit is electrically connected with a direct current power supply through a photoelectric key, and the output end of the electromagnetic unit is electrically connected with the control unit through an electromagnet;
the input end of the timing unit is electrically connected with the direct-current power supply, and the output end of the timing unit is electrically connected with the control unit;
the input end of the control unit is electrically connected with the photoelectric key through the electromagnet and is electrically connected with the output end of the timing unit, and the output end of the control unit is respectively electrically connected with the control end of an electric valve for controlling the lock body to be opened and closed and the input end of the alarm;
the input end of the alarm is electrically connected with the control unit;
the top of the photoelectric key is respectively electrically connected with the direct-current power supply and the electromagnetic unit, the fiber bragg grating in the photoelectric key is connected with the output end of the light source through the light joint, and the other end of the fiber bragg grating is provided with a spring piece;
and the optical receiver is arranged inside the photoelectric key, the input end of the optical receiver is connected with the fiber bragg grating, and the other end of the optical receiver is electrically connected with the control unit through the electromagnet.
Preferably, the method for unlocking the photoelectric lock comprises the following steps:
inserting a photoelectric key into a photoelectric lock;
step two, the electromagnetic unit is conducted, the electromagnet is magnetized, and the other end of the photoelectric key is attracted;
transmitting the optical signal emitted by the light source to the optical receiver through the optical fiber interface and the fiber bragg grating;
converting the optical signal into an electric signal by the optical receiver, and inputting the electric signal into the control unit through the electromagnetic unit;
and step five, the control unit receives the electric signal, processes the electric signal and inputs the processed electric signal into a control end of an electric valve for controlling the lock body to be opened and closed, and the photoelectric lock is opened.
Preferably, a method of warning a photoelectric lock is included, comprising the steps of:
inserting a photoelectric key into a photoelectric lock;
step two, the electromagnetic unit is conducted, the electromagnet is magnetized, and the other end of the photoelectric key is attracted;
thirdly, electrifying the timing unit and starting timing;
step four, after a plurality of seconds, if the photoelectric key is not matched with the photoelectric lock, the control unit does not receive the electric signal, and the timing unit sends the electric signal to the control unit;
and step five, the control unit processes the signals of the timing unit and transmits the signals to an alarm, and the alarm gives an alarm.
The practical effects of the invention are as follows:
(1) the series connection and the parallel connection of the battery packs can be rapidly switched;
(2) the storage battery pack can be charged during working;
(3) the photoelectric lock is provided, and the device is effectively protected.
Drawings
FIG. 1 is a circuit diagram of a battery cell circuit for a battery pack parallel and series interlock arrangement;
FIG. 2 is a circuit diagram of a battery pack connection circuit of a battery pack parallel and series interlock arrangement;
FIG. 3 is a schematic diagram of a photovoltaic lock structure of a battery pack parallel and serial interlocking device;
FIG. 4 is a circuit diagram of a photovoltaic lock of a parallel and series battery pack interlocking device;
in the figure: 1. the device comprises a control unit 2, a timing unit 3, an electromagnetic unit 4, a fiber grating 5, a light receiver 6, a light source 7 and a spring piece.
Detailed Description
As shown in fig. 1, the battery circuit includes:
the input end of the storage battery circuit is electrically connected with a closing bus, and the output end of the storage battery circuit is electrically connected with a load;
the positive pole of the first storage battery pack is electrically connected with the first end of the first fuse through the combined fuse, the second end of the first fuse is electrically connected with the second end of the first fast load switch, the fourth end of the first fast load switch is electrically connected with the first end of the second fuse, the second end of the second fuse is electrically connected with the negative pole of the first storage battery pack through the combined fuse, the first end and the fifth end of the first fast load switch are respectively electrically connected with the positive output end of the storage battery pack circuit, the third end and the seventh end of the first fast load switch are respectively electrically connected with the negative output end of the storage battery pack circuit, the positive pole of the second storage battery pack is respectively electrically connected with the first end of the third fuse and the second end of the second fast load switch through the combined fuse, the second end of the third fuse is electrically connected with the sixth end of the first fast load switch, and the first end of the fourth fuse is electrically connected with the negative pole of the second storage, the sixth end of the second fast load switch is respectively electrically connected with the second end of the fourth fuse and the eighth end of the first fast load switch, the fourth end of the second fast load switch is electrically connected with the second end of the first fast load switch, the third end of the second fast load switch is electrically connected with the positive output end of the storage battery pack circuit, the fifth end of the second fast load switch is electrically connected with the negative output end of the storage battery pack circuit, the first end of the second fast load switch is electrically connected with the second end of the second fuse, and the second end of the second fast load switch is electrically connected with the first end of the third fuse.
As shown in fig. 2, the batteries in the battery pack are connected in series.
As shown in fig. 3, the photoelectric lock includes a lock body, and further includes:
the direct current power supply is arranged inside the lock body;
the input end of the light source 6 is electrically connected with a direct current power supply, and the output end of the light source 6 is connected with the photoelectric key through an optical fiber connector;
the input end of the electromagnetic unit 3 is electrically connected with a direct current power supply through a photoelectric key, and the output end of the electromagnetic unit 3 is electrically connected with the control unit 1 through an electromagnet;
the input end of the timing unit 2 is electrically connected with the direct-current power supply, and the output end of the timing unit 2 is electrically connected with the control unit 1;
the input end of the control unit 1 is electrically connected with the photoelectric key through the electromagnet and is electrically connected with the output end of the timing unit 2, and the output end of the control unit 1 is electrically connected with the control end of an electric valve for controlling the lock body to be opened and closed and the input end of an alarm respectively;
the input end of the alarm is electrically connected with the control unit 1;
the photoelectric key is matched with the lock body, the top of the photoelectric key is respectively electrically connected with the direct current power supply and the electromagnetic unit 3, the fiber bragg grating 4 in the photoelectric key is connected with the output end of the light source 6 through the light joint, and the other end of the fiber bragg grating is provided with a spring leaf 7;
and the light receiver 5 is arranged in the photoelectric key, the input end of the light receiver 5 is connected with the fiber bragg grating 4, and the other end of the light receiver 5 is electrically connected with the control unit 1 through the electromagnet.
As shown in fig. 4, after the photoelectric key is inserted, the control circuit is turned on, the electromagnetic unit 3 is turned on, the electromagnet is magnetized, the spring plate 7 is attracted, the spring switch in the photoelectric circuit is turned on when closed, the light source 6 emits light signals, the light signals are transmitted to the light receiver 5 after being filtered by the fiber bragg grating 4, the light receiver 5 converts the light signals into electric signals, the photoelectric switch in the photoelectric circuit is turned on when closed, the electric signals are transmitted to the control end of the electric valve for controlling the lock body switch after being processed by the control unit 1, and the photoelectric lock is opened.
The above-described embodiment is only a preferred embodiment of the present invention, and is not intended to limit the invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.

Claims (6)

1.一种电池组并联和串联连锁装置，其特征在于，包括：1. A battery pack parallel and series interlocking device is characterized in that, comprising: 合闸母线，合闸母线的输入端与电源电连接，合闸母线的输出端与第一蓄电池组以及第二蓄电池组电连接；The closing busbar, the input end of the closing busbar is electrically connected with the power source, and the output end of the closing busbar is electrically connected with the first battery pack and the second battery pack; 第一蓄电池组，第一蓄电池组的输入端与合闸母线的输出端电连接，第一蓄电池组的输出端与负载电连接；a first battery pack, the input end of the first battery pack is electrically connected with the output end of the closing bus, and the output end of the first battery pack is electrically connected with the load; 第二蓄电池组，第二蓄电池组的输入端与合闸母线的输出端电连接，第二蓄电池组的输出端与负载电连接；the second battery pack, the input end of the second battery pack is electrically connected to the output end of the closing bus, and the output end of the second battery pack is electrically connected to the load; 连锁装置，用于控制第一蓄电池组和第二蓄电池组的接线状态，连锁装置分别与第一蓄电池组以及第二蓄电池组电连接；an interlocking device for controlling the connection state of the first battery pack and the second battery pack, the interlocking device is electrically connected to the first battery pack and the second battery pack respectively; 所述连锁装置包括操作箱，操作箱包括：The interlocking device includes an operation box, and the operation box includes: 第一快速负荷开关，第一快速负荷开关包括若干触点和若干掷片，第一快速负荷开关的第一侧分别与第一蓄电池组和第二蓄电池组电连接，第一快速负荷开关的第二侧与合闸母线电连接；The first fast load switch. The first fast load switch includes several contacts and several throwing pieces. The first side of the first fast load switch is electrically connected to the first battery pack and the second battery pack respectively. The two sides are electrically connected to the closing busbar; 第二快速负荷开关，第二快速负荷开关包括若干触点和若干掷片，第二快速负荷开关的第一侧分别与第二蓄电池组和第二蓄电池组电连接，第二快速负荷开关的第二侧与合闸母线电连接；The second fast load switch, the second fast load switch includes a plurality of contacts and a plurality of throwing pieces, the first side of the second fast load switch is electrically connected to the second battery group and the second battery group respectively, and the second fast load switch The two sides are electrically connected to the closing busbar; 旋钮，设于操作箱表面，与齿轮啮合；The knob is arranged on the surface of the operation box and meshes with the gear; 齿轮，齿轮的一侧与旋钮啮合，齿轮与齿条紧密配合；Gear, one side of the gear is meshed with the knob, and the gear is closely matched with the rack; 齿条，齿条与齿轮啮合，齿条的一侧与第一快速负荷开关铰接，齿条的另一侧与第二快速负荷开关铰接。The rack is meshed with the gear, one side of the rack is hinged with the first quick load switch, and the other side of the rack is hinged with the second quick load switch. 2.根据权利要求1所述的一种电池组并联和串联连锁装置，其特征在于，还包括蓄电池电路，蓄电池电路包括：2. A battery pack parallel and series interlocking device according to claim 1, characterized in that, further comprising a battery circuit, the battery circuit comprising: 第一蓄电池组、第二蓄电池组、第一快速负荷开关、第二快速负荷开关、第一熔断器、第二熔断器、第三熔断器和第四熔断器，蓄电池电路的输入端与合闸母线电连接，蓄电池电路的输出端与负载电连接；The first battery pack, the second battery pack, the first fast load switch, the second fast load switch, the first fuse, the second fuse, the third fuse and the fourth fuse, the input end of the battery circuit and the closing The busbar is electrically connected, and the output end of the battery circuit is electrically connected to the load; 第一蓄电池组的正极通过组合熔断器与第一熔断器的第一端电连接，第一熔断器的第二端与第一快速负荷开关的第二端电连接，第一快速负荷开关的第四端与第二熔断器的第一端电连接，第二熔断器的第二端通过组合熔断器与第一蓄电池组的负极电连接，第一快速负荷开关的第一端和第五端分别与蓄电池组电路的正输出端电连接，第一快速负荷开关的第三端和第七端分别与蓄电池组电路的负输出端电连接，第二蓄电池组的正极通过组合熔断器分别与第三熔断器的第一端以及第二快速负荷开关的第二端电连接，第三熔断器的第二端与第一快速负荷开关的第六端电连接，第四熔断器的第一端通过组合熔断器与第二蓄电池组的负极电连接，第二快速负荷开关的第六端分别与第四熔断器的第二端以及第一快速负荷开关的第八端电连接，第二快速负荷开关的第四端与第一快速负荷开关的第二端电连接，第二快速负荷开关的第三端与蓄电池组电路的正输出端电连接，第二快速负荷开关的第五端与蓄电池组电路的负输出端电连接，第二快速负荷开关的第一端与第二熔断器的第二端电连接，第二快速负荷开关的第二端与第三熔断器的第一端电连接。The positive pole of the first battery pack is electrically connected to the first end of the first fuse through the combined fuse, the second end of the first fuse is electrically connected to the second end of the first fast load switch, and the second end of the first fast load switch is electrically connected. The four ends are electrically connected to the first end of the second fuse, the second end of the second fuse is electrically connected to the negative electrode of the first battery pack through the combined fuse, the first end and the fifth end of the first fast load switch are respectively It is electrically connected to the positive output terminal of the battery pack circuit, the third terminal and the seventh terminal of the first fast load switch are respectively electrically connected to the negative output terminal of the battery pack circuit, and the positive pole of the second battery pack is respectively connected to the third battery pack through the combined fuse. The first end of the fuse and the second end of the second fast load switch are electrically connected, the second end of the third fuse is electrically connected with the sixth end of the first fast load switch, and the first end of the fourth fuse is combined The fuse is electrically connected to the negative pole of the second battery pack, the sixth terminal of the second fast load switch is electrically connected to the second terminal of the fourth fuse and the eighth terminal of the first fast load switch, respectively, and the second fast load switch is electrically connected to the second terminal of the second fast load switch. The fourth terminal is electrically connected to the second terminal of the first fast load switch, the third terminal of the second fast load switch is electrically connected to the positive output terminal of the battery pack circuit, and the fifth terminal of the second fast load switch is electrically connected to the positive output terminal of the battery pack circuit. The negative output terminal is electrically connected, the first terminal of the second fast load switch is electrically connected to the second terminal of the second fuse, and the second terminal of the second fast load switch is electrically connected to the first terminal of the third fuse. 3.根据权利要求2所述的一种电池组并联和串联连锁装置，其特征在于，包括充电模块，充电模块包括：3. A battery pack parallel and series interlocking device according to claim 2, characterized in that, comprising a charging module, and the charging module comprises: 开关电源，开关电源的输入端与交流电源电连接，开关电源的第一输出端通过第二快速负荷开关与逆变模块的第一输入端电连接，开关电源的第二输出端与逆变模块的第二输入端电连接；Switching power supply, the input end of the switching power supply is electrically connected with the AC power supply, the first output end of the switching power supply is electrically connected with the first input end of the inverter module through the second fast load switch, and the second output end of the switching power supply is electrically connected with the inverter module The second input terminal is electrically connected; 第一逆变模块，第一逆变模块的第一输入端与第二快速负荷开关电连接，第一逆变模块的第二输入端与开关电源电连接，第一逆变模块的输出端与合闸母线电连接；The first inverter module, the first input terminal of the first inverter module is electrically connected to the second fast load switch, the second input terminal of the first inverter module is electrically connected to the switching power supply, and the output terminal of the first inverter module is electrically connected to the switching power supply. The closing busbar is electrically connected; 第二逆变模块，第二逆变模块的输入端与交流电源电连接，第二逆变模块的输出端与合闸母线电连接。The second inverter module, the input end of the second inverter module is electrically connected to the AC power supply, and the output end of the second inverter module is electrically connected to the closing bus. 4.根据权利要求1所述的一种电池组并联和串联连锁装置，其特征在于，所述的操作箱还包括光电锁，光电锁包括锁体，还包括：4. The battery pack parallel and series interlocking device according to claim 1, wherein the operation box further comprises a photoelectric lock, the photoelectric lock comprises a lock body, and further comprises: 直流电源，设于锁体内部；DC power supply, located inside the lock body; 光源，光源的输入端与直流电源电连接，光源的输出端通过光纤接头与光电钥匙连接；The light source, the input end of the light source is electrically connected with the DC power supply, and the output end of the light source is connected with the photoelectric key through the optical fiber connector; 电磁单元，电磁单元的输入端通过光电钥匙与直流电源电连接，电磁单元的输出端通过电磁铁与控制单元电连接；The electromagnetic unit, the input end of the electromagnetic unit is electrically connected with the DC power supply through the photoelectric key, and the output end of the electromagnetic unit is electrically connected with the control unit through the electromagnet; 计时单元，计时单元的输入端与直流电源电连接，计时单元的输出端与控制单元电连接；a timing unit, the input end of the timing unit is electrically connected with the DC power supply, and the output end of the timing unit is electrically connected with the control unit; 控制单元，控制单元的输入端通过电磁铁与光电钥匙电连接，并与计时单元的输出端电连接，控制单元的输出端分别与控制锁体开关的电动阀门的控制端以及警报器的输入端电连接；Control unit, the input end of the control unit is electrically connected with the photoelectric key through the electromagnet, and is electrically connected with the output end of the timing unit, and the output end of the control unit is respectively connected with the control end of the electric valve controlling the lock body switch and the input end of the alarm electrical connection; 警报器，警报器的输入端与控制单元电连接；an alarm, the input end of the alarm is electrically connected with the control unit; 光电钥匙，光电钥匙与锁体相匹配，光电钥匙顶部分别与直流电源与电磁单元电连接，光电钥匙内的光纤光栅通过光线接头与光源的输出端连接，光纤钥匙的另一端设有弹簧片；Photoelectric key, the photoelectric key matches the lock body, the top of the photoelectric key is electrically connected with the DC power supply and the electromagnetic unit respectively, the optical fiber grating in the photoelectric key is connected with the output end of the light source through the light connector, and the other end of the optical fiber key is provided with a spring sheet; 光接收器，光接收器设于光电钥匙内部，光接收器的输入端与光纤光栅连接，光接收器的另一端通过电磁铁与控制单元电连接。The light receiver is arranged inside the photoelectric key, the input end of the light receiver is connected with the fiber grating, and the other end of the light receiver is electrically connected with the control unit through the electromagnet. 5.一种光电锁开锁方法，适用于如权利要求4所述的一种电池组并联和串联连锁装置，其特征在于，包括以下步骤：5. A method for unlocking a photoelectric lock, applicable to the parallel and series interlocking device of a battery pack as claimed in claim 4, wherein the method comprises the following steps: 步骤一，将光电钥匙插入光电锁内；Step 1, insert the photoelectric key into the photoelectric lock; 步骤二，电磁单元导通，电磁铁磁化，吸引光电钥匙另一端；Step 2, the electromagnetic unit is turned on, the electromagnet is magnetized, and the other end of the photoelectric key is attracted; 步骤三，光源发射的光信号通过光纤接口和光纤光栅，传输至光接收器；Step 3, the optical signal emitted by the light source is transmitted to the optical receiver through the optical fiber interface and the fiber grating; 步骤四，光接收器将光信号转化为电信号，通过电磁单元将电信号输入至控制单元；Step 4: The optical receiver converts the optical signal into an electrical signal, and the electrical signal is input to the control unit through the electromagnetic unit; 步骤五，控制单元接收到电信号，将电信号处理后输入控制锁体开关的电动阀门的控制端，光电锁打开。Step 5: The control unit receives the electrical signal, processes the electrical signal and inputs it to the control terminal of the electric valve that controls the switch of the lock body, and the photoelectric lock is opened. 6.根据权利要求5所述的一种光电锁开锁方法，其特征在于，包括一种光电锁警报方法，包括以下步骤：6. A kind of photoelectric lock unlocking method according to claim 5, is characterized in that, comprises a kind of photoelectric lock alarm method, comprises the following steps: 步骤一，将光电钥匙插入光电锁内；Step 1, insert the photoelectric key into the photoelectric lock; 步骤二，电磁单元导通，电磁铁磁化，吸引光电钥匙另一端；Step 2, the electromagnetic unit is turned on, the electromagnet is magnetized, and the other end of the photoelectric key is attracted; 步骤三，计时单元通电，开始计时；Step 3, the timing unit is powered on and starts timing; 步骤四，若干秒后，若光电钥匙与光电锁不匹配，控制单元未接收到电信号，计时单元向控制单元发送电信号；Step 4: After a few seconds, if the photoelectric key does not match the photoelectric lock, the control unit does not receive an electrical signal, and the timing unit sends an electrical signal to the control unit; 步骤五，控制单元将计时单元的信号处理后传输到警报器，警报器发出警报。Step 5: The control unit processes the signal of the timing unit and transmits it to the alarm, and the alarm sends out an alarm.
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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101719540A (en) * 2009-11-06 2010-06-02 李然 Method for connecting batteries in battery packs in series and in parallel
CN201717670U (en) * 2010-07-06 2011-01-19 湖南丰日电源电气股份有限公司 Dual-power-supply switching device with overvoltage protection
CN201868276U (en) * 2010-12-08 2011-06-15 河南省电力公司许昌供电公司 Misoperation-preventing interlocking device of low-voltage cabinet
CN102447298A (en) * 2011-12-28 2012-05-09 绍兴电力局 Mobile intelligent direct current power supply device
CN202260610U (en) * 2011-08-31 2012-05-30 云南电网公司曲靖供电局 A DC system dual power automatic switching device
CN203604964U (en) * 2013-12-24 2014-05-21 七台河宝泰隆甲醇有限公司 Electric interlocking starter of oxygen compressor oil pump control circuit
CN205178636U (en) * 2015-11-20 2016-04-20 无锡斯达四方电气有限公司 Computer type high frequency switch DC power supply cabinet
CN206023211U (en) * 2016-07-29 2017-03-15 国网山东省电力公司东营供电公司 A kind of little bar coupler blocking device of direct current

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101719540A (en) * 2009-11-06 2010-06-02 李然 Method for connecting batteries in battery packs in series and in parallel
CN201717670U (en) * 2010-07-06 2011-01-19 湖南丰日电源电气股份有限公司 Dual-power-supply switching device with overvoltage protection
CN201868276U (en) * 2010-12-08 2011-06-15 河南省电力公司许昌供电公司 Misoperation-preventing interlocking device of low-voltage cabinet
CN202260610U (en) * 2011-08-31 2012-05-30 云南电网公司曲靖供电局 A DC system dual power automatic switching device
CN102447298A (en) * 2011-12-28 2012-05-09 绍兴电力局 Mobile intelligent direct current power supply device
CN203604964U (en) * 2013-12-24 2014-05-21 七台河宝泰隆甲醇有限公司 Electric interlocking starter of oxygen compressor oil pump control circuit
CN205178636U (en) * 2015-11-20 2016-04-20 无锡斯达四方电气有限公司 Computer type high frequency switch DC power supply cabinet
CN206023211U (en) * 2016-07-29 2017-03-15 国网山东省电力公司东营供电公司 A kind of little bar coupler blocking device of direct current

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