CN213601336U

CN213601336U - Combined type electric appliance fire linkage air switch system

Info

Publication number: CN213601336U
Application number: CN202022979758.8U
Authority: CN
Inventors: 赵祖国; 刘莉; 王帆; 崔波波
Original assignee: Secondary Vocational Internet Of Things Hubei Information Technology Co ltd
Current assignee: Secondary Vocational Internet Of Things Hubei Information Technology Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-07-02
Anticipated expiration: 2030-12-09

Abstract

The utility model provides a modular electrical apparatus conflagration linkage air switch system belongs to circuit emergency protection technical field. The system comprises a cloud server and a plurality of branch control devices in communication connection with the cloud server, wherein each branch control device is respectively connected to different electric equipment in a one-to-one correspondence mode, and each branch control device comprises a sub-air switch, a sensing assembly, a signal receiving and sending device and an emergency circuit protection device. The sub-air switch is used for connecting the electric equipment and the main air switch, the sensing assembly at least comprises a current sensor and a temperature sensor, the signal receiving and transmitting device is electrically connected with the sensing assembly and is in communication connection with the cloud server, and the emergency circuit protection device comprises a driver and a fire prevention box. The air switch-on system can guarantee that when faults such as short circuit or fire disaster occur to the electric equipment to cut off the power-on circuit, the air switch is subjected to sealing isolation protection, and the service life of the air switch-on system is prolonged.

Description

Combined type electric appliance fire linkage air switch system

Technical Field

The disclosure relates to the technical field of circuit emergency protection, in particular to a combined electric appliance fire linkage air opening system.

Background

The air switch is a safety protection device for electric power emergency cut-off, also known as an air circuit breaker. The switch can be automatically switched off as long as the current in the circuit exceeds the rated current. The air switch is provided with a control button capable of swinging, and when the control button swings to the upper part, the air switch is in a power-on state. When the control button swings to the lower side, the air switch is in a power-off state. An air switch is usually adopted in a household circuit as a circuit emergency protection device, so that a fire disaster caused by short circuit of household electric equipment is avoided.

In the related art, in order to facilitate the user to obtain and count the power consumption of the electrical equipment, a smart meter is usually arranged on a household circuit, and the smart meter is an intelligent instrument which takes microprocessor application and network communication technology as a core, has the capabilities of automatic metering/measuring, data processing and two-way communication, and can realize the functions of two-way metering, remote/local communication, real-time data interaction, charging of various electricity prices, remote power cut-off, power quality monitoring, user interaction and the like. Through setting up dedicated sub air switch near every consumer's circular telegram circuit to be connected smart electric meter and sub air switch, when realizing the statistics to the power consumption, the user can judge and confirm the domestic consumer or the circuit of trouble according to smart electric meter's unusual statistical data when sub air switch cuts off.

The linkage system of the air switch and the intelligent electric meter in the related art can only realize the disconnection of the power utilization circuit when the current in the circuit exceeds the rated current of the air switch. When the line connected with the electrical equipment is aged or the electrical equipment is on fire under the influence of other environmental factors, the electrical equipment may still not be disconnected from the power supply circuit, and the sub air switch and the smart meter are damaged by the generated high temperature or fire.

SUMMERY OF THE UTILITY MODEL

The embodiment of the disclosure provides a combined type electric appliance fire linkage air switch system, which can guarantee that when faults such as short circuit or fire and the like occur to an electric device to cut off a power-on circuit, the air switch is subjected to sealing isolation protection, and the service life of the air switch system is prolonged. The technical scheme is as follows:

the embodiment of the present disclosure provides a combined electrical apparatus fire linkage air switch system, and the combined electrical apparatus fire linkage air switch system includes:

high in the clouds server and with a plurality of branch controlling means of high in the clouds server communication connection, every branch controlling means one-to-one respectively connects in the consumer of difference, and branch controlling means includes:

one end of the sub air switch is electrically connected with one of different electric equipment, and the other end of the sub air switch is electrically connected with the main air switch;

the sensing assembly at least comprises a current sensor and a temperature sensor, the current sensor is used for detecting the working current of the electric equipment, and the temperature sensor is used for detecting the working temperature of a line connected with the electric equipment;

the signal transceiver is electrically connected with the sensing assembly and is in communication connection with the cloud server, and the signal transceiver is configured to be capable of sending the working current and the working temperature to the cloud server;

the emergency circuit protection device comprises a driver and a fireproof box body, wherein the driver is electrically connected with the sub-air switch and is electrically connected with the signal receiving and sending device;

the cloud server is configured to send a first control command to the signal transceiver when the working current and/or the working temperature exceed/exceeds a preset value through processing and analyzing the working current and the working temperature, and the driver is configured to receive the first control command through the signal transceiver to drive the sub air switch to be disconnected and drive the box cover to move from a first position where the sub air switch is exposed to a second position where the sub air switch is isolated from the outside.

Optionally, the driver includes a motor, a cam and a push rod, the motor is connected to the inner wall of the fire-proof box, the cam is rotatably installed in the fire-proof box and is in transmission connection with the output end of the motor, the push rod is slidably installed on the inner wall of the fire-proof box and is located between the cam and the control button of the sub-air switch, the push rod is provided with a first connecting surface and a second connecting surface which are opposite, the first connecting surface abuts against the outer peripheral surface of the cam, the second connecting surface abuts against the outer surface of the control button, and the driver is configured to be capable of driving the cam to rotate through the motor to push the push rod to slide in the vertical direction, so that the control button swings.

Optionally, the fire linkage air switch system of the combined electrical appliance further comprises an elastic connecting piece, one end of the elastic connecting piece is connected with the inner wall of the fireproof box body, the other end of the elastic connecting piece is connected with the first connecting surface, and the elastic connecting piece is used for enabling the push rod to cling to the outer peripheral surface of the cam.

Optionally, the signal transceiver is in communication connection with the cloud server through at least one of a gateway, 4G, 5G, WIFI and RS-485.

Optionally, the combined electrical appliance fire linkage air switch system further comprises a plurality of remote alarm devices, the plurality of remote alarm devices are electrically connected with the signal transceiver devices in the plurality of branch control devices respectively, and the remote alarm devices are configured to receive a first control command through the signal transceiver devices so as to send first alarm information to a user.

Optionally, the combined electrical apparatus fire linkage air switch system further includes a plurality of positioning devices, the plurality of positioning devices are electrically connected with the remote alarm devices in the plurality of branch control devices respectively, and are in communication connection with the cloud server, and the positioning devices are configured to be capable of sending the position data of the branch control device where the remote alarm device receiving the first control command is located to the cloud server.

Optionally, the cloud server is configured to send a second control command to the remote alarm device in the other branch control device according to the position data, so that the remote alarm device in the other branch control device sends second alarm information to the user.

Optionally, the first alarm information and the second alarm information are sent in different manners, and the first alarm information and the second alarm information include at least one of sound prompt information, short message prompt information, telephone prompt information, and mail prompt information.

Optionally, the combined type electric appliance fire linkage air-break system further comprises a user terminal, the user terminal is in communication connection with the cloud server and the plurality of remote alarm devices, and the user terminal is configured to be capable of receiving working current and working temperature through the cloud server and receiving first alarm information and second alarm information through the plurality of remote alarm devices.

Optionally, the combined electrical appliance fire linkage air switch system further comprises a plurality of field alarm devices, the field alarm devices are electrically connected with the signal transceiver devices in the branch control devices respectively, and the field alarm devices are configured to receive the first control command through the signal transceiver devices so as to send audible and visual prompt information to the user.

The beneficial effects brought by the technical scheme provided by the embodiment of the disclosure at least comprise:

the power supply circuit of different electric equipment is protected through a plurality of sub-air switches, the working current of the electric equipment is detected by using a current sensor in a sensing assembly, the working temperature of a circuit connected with the electric equipment is detected by using a temperature sensor, and the data of the working current and the working temperature are sent to a cloud server for processing and analysis by using a signal receiving and sending device. When the cloud server judges that the received working current and the working temperature exceed safe preset values, a first control command for power failure is sent to the emergency circuit protection device through the signal receiving and sending device, a driver in the emergency circuit protection device is used for driving the sub-air switch correspondingly connected with the electric equipment to be disconnected, so that the electric circuit is timely cut off under the condition of short circuit of the electric equipment or overhigh line temperature, meanwhile, the box cover movably connected with the fireproof box body is driven to move to the second position from the first position, the sub-air switch in the fireproof box body is isolated from the outside, damage caused by high temperature or open fire contact is avoided, and the service life of the air switch system is prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a block diagram of a combined electrical fire linkage air switching system according to an embodiment of the present disclosure;

fig. 2 is a partial structural block diagram of a combined electrical fire linkage air switching system provided in an embodiment of the disclosure;

FIG. 3 is a block diagram of a sensing assembly provided by an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of an emergency circuit protection device when a sub-air switch is in a closed state according to an embodiment of the disclosure;

fig. 5 is a schematic structural diagram of an emergency circuit protection device when a sub-air switch is in an off state according to an embodiment of the present disclosure.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Fig. 1 is a block diagram of a combined electrical fire linkage air opening system according to an embodiment of the present disclosure. Fig. 2 is a partial structural block diagram of a combined electrical fire linkage air opening system provided in an embodiment of the present disclosure. Fig. 3 is a block diagram of a sensing assembly according to an embodiment of the present disclosure. Fig. 4 is a schematic structural diagram of an emergency circuit protection device when a sub-air switch is in a closed state according to an embodiment of the present disclosure. Fig. 5 is a schematic structural diagram of an emergency circuit protection device when a sub-air switch is in an off state according to an embodiment of the present disclosure. As shown in fig. 1 to 5, the present inventors have practiced a combined electrical appliance fire linkage air opening system, which includes a cloud server 100 and a plurality of branch control devices 200 communicatively connected to the cloud server 100.

Each branch control device 200 is connected to different electric devices m in a one-to-one correspondence manner, and each branch control device 200 includes a sub air switch 210, a sensing component 220, a signal transceiver 230, and an emergency circuit protection device 240. One end of the sub air switch 210 is electrically connected to one of the different electric devices m, and the other end of the sub air switch 210 is electrically connected to the main air switch n. The sensing assembly 220 includes at least a current sensor 221 and a temperature sensor 222, wherein the current sensor 221 is used for detecting the operating current of the electric device m, and the temperature sensor 222 is used for detecting the operating temperature of the line connected with the electric device m. The signal transceiver 230, the signal transceiver 230 is electrically connected to the sensing component 220 and is communicatively connected to the cloud server 100, and the signal transceiver 230 is configured to be able to transmit the operating current and the operating temperature to the cloud server 100. The emergency circuit protection device 240 comprises a driver 241 and a fire-proof box 242, the driver 241 is electrically connected with the sub-air switch 210 and is electrically connected with the signal transceiver 230, a movably connected box cover 2421 is arranged on the fire-proof box 242, the box cover 2421 is in transmission connection with the driver 241, and the sub-air switch 210 is positioned in the fire-proof box 242.

The cloud server 100 is configured to send a first control command to the signal transceiver 230 when the working current and/or the working temperature exceed a preset value through processing and analyzing the working current and the working temperature, and the driver 241 is configured to receive the first control command through the signal transceiver 230 to drive the sub-air switch 210 to be turned off and drive the box cover 2421 to move from a first position where the sub-air switch 210 is exposed to a second position where the sub-air switch 210 is isolated from the outside.

In the embodiment of the present disclosure, the branch control devices 200 may be respectively disposed on the power consumption circuits of the power consumption devices m at different positions, and the power supply circuits of the different power consumption devices m may be protected by the plurality of sub air switches 210. When the electric device m operates, the current sensor 221 in the sensing component 220 detects the operating current of the electric device m, the temperature sensor 222 detects the operating temperature of a line connected to the electric device m, and the signal transceiver 230 transmits the operating current and the operating temperature to the cloud server 100 in the form of signals. The cloud server 100 may store and transfer a large amount of received working data such as working current and working temperature, and process and analyze the working current and the working temperature through the AI big data. When the electrical equipment m is short-circuited, the working current of the electrical equipment m is increased, the cloud server 100 analyzes and finds that the value of the received working current exceeds a preset value, for example, when a safe working current threshold corresponding to the electrical equipment m is reached, the cloud server 100 feeds back signal information for sending a first control command to the signal transceiver 230, and the signal transceiver 230 sends the first control command to the corresponding emergency circuit protection device 240, so that the driver 241 in the emergency circuit protection device 240 drives the sub air switch 210 to be turned off, thereby realizing short-circuit protection of a main power supply circuit where the electrical equipment m and the main air switch n are located. Meanwhile, if the line connected to the electrical device is aged or the electrical device is on fire under the influence of other environmental factors, the working temperature of the electrical device rises, the cloud server 100 analyzes and finds that the received working temperature value exceeds a preset value, for example, when the electrical device m is working at a rated current, the line temperature value is connected, the cloud server 100 also feeds back and sends a first control command to the signal transceiver 230, and the driver 241 in the emergency circuit protection device 240 drives the sub-air switch 210 to be disconnected after receiving the first control command, so that the electrical device and the line are prevented from being still electrified with the power circuit when on fire, and secondary injuries such as fire expansion and electric shock of fire fighters are caused. Meanwhile, the sub air switch 210 correspondingly connected to the electric device m is provided in the fire-proof box 242 of the emergency circuit protection apparatus 240, and the fire-proof box 242 may be provided on a wall body near the electric device m.

Under the normal condition that the electric equipment m normally works, the case cover 2421 movably connected with the fireproof case body 242 is in the first position, and at the moment, an opening, corresponding to the case cover 2421, on the fireproof case body 242 is communicated with the outside, so that a user can conveniently adjust the sub-air switch 210 manually. When the electric equipment m has faults such as short circuit, fire and the like, after receiving a first control command, the driver 241 can drive the box cover 2421 to move to the second position, at the moment, the box cover 2421 can cover the fireproof box body 242 to seal the opening, so that the sub-air switch 210 positioned in the fireproof box body 242 is isolated from the outside, the sub-air switch 210 is prevented from being damaged due to the fire of the electric equipment m or a connecting circuit, and the service life of the air switch system is prolonged.

The combined electrical appliance fire linkage air-break system provided by the embodiment of the disclosure protects the power supply circuits of different electrical equipment m through a plurality of sub-air switches 210, detects the working current of the electrical equipment m by using a current sensor 221 in a sensing assembly 220, detects the working temperature of a line connected with the electrical equipment m by using a temperature sensor 222, and sends the data of the working current and the working temperature to a cloud server 100 for processing and analysis by using a signal transceiver 230. When the cloud server 100 judges that the received working current and the working temperature exceed safe preset values, a first control command for power failure is sent to the emergency circuit protection device 240 through the signal transceiver 230, the driver 241 in the emergency circuit protection device 240 is used for driving the sub-air switch 210 correspondingly connected with the electric equipment m to be disconnected, so that the electric circuit is timely cut off under the condition that the electric equipment m is short-circuited or the line temperature is too high, meanwhile, the box cover 2421 movably connected with the fireproof box 242 is driven to move from the first position to the second position, so that the sub-air switch 210 in the fireproof box 242 is isolated from the outside, damage caused by high temperature or open fire contact is avoided, and the service life of the air switch system is prolonged.

Optionally, the driver 241 includes a motor 2411, a cam 2412 and a push rod 2413, the motor 2411 is connected to an inner wall of the fire-proof box 242, the cam 2412 is rotatably installed in the fire-proof box 242 and is in transmission connection with an output end of the motor 2411, the push rod 2413 is slidably installed on the inner wall of the fire-proof box 242 and is located between the cam 2412 and the control button o of the sub-air switch 210, the push rod 2413 has a first connection surface 2413a and a second connection surface 2413b which are opposite, the first connection surface 2413a is in contact with an outer peripheral surface of the cam 2412, the second connection surface 2413b is in contact with an outer surface of the control button o, and the driver 241 is configured to be able to drive the cam 2412 to rotate by the motor 2411 to push the push rod 2413 to slide in a vertical direction, so that the control button. Illustratively, in the embodiment of the present disclosure, the control button o of the sub air switch 210 is pushed to the upper closed state in the vertical direction when the electric device m is normally operated. After the electric device m fails, the driver 241, upon receiving the first control command, activates the motor 2411 located above the first connection surface 2413a and drives the cam 2412 to rotate around the output end of the motor 2411. The convex outer peripheral surface of the cam pushes the push rod 2413 downward in the vertical direction during rotation, and at the same time, the cam gives pressure to the control button o together with the second connection surface 2413b, so that the control button o swings to a third position under the push of the push rod 2413, namely, below the sub air switch 210, and the turn-off operation of the sub air switch 210 is completed. And the cam 2412 returns to the original state after one rotation. Simple structure, easy dismounting and maintenance.

Optionally, the fire linkage air switch system of the combined electrical appliance further includes an elastic connection part 2422, one end of the elastic connection part 2422 is connected to the inner wall of the fire-proof box 242, the other end of the elastic connection part 2422 is connected to the first connection surface 2413a, and the elastic connection part 2422 is used for enabling the push rod 2413 to cling to the outer circumferential surface of the cam 2412. Illustratively, in the disclosed embodiment, when the convex outer peripheral surface of the cam 2412 pushes the push rod 2413 to swing the control button o to the third position, the elastic connection 2422 connecting the fire proof housing 242 and the first connection surface 2413a is in a stretched state. When the cam 2412 rotates once and returns to the initial state, the pressing force of the convex outer periphery of the cam against the first connection surface 2413a of the push rod 2413 is gradually reduced, and at this time, the elastic connecting element 2422 contracts under the action of the elastic force to drive the push rod 2413 to slide upwards together, so that the first connection surface 2413a is always tightly attached to the outer periphery of the cam 2142. When the cam 2412 rotates to be in the initial state, the push rod 2413 is also restored to the initial state together so as to carry out next power-off control, thermal engineering is not needed for resetting, and the practicability of the air switch system is improved.

Optionally, the signal transceiver 230 is communicatively connected to the cloud server 100 through at least one of a gateway, 4G, 5G, WIFI, and RS-485. For example, in the embodiment of the present disclosure, a plurality of communication modules, such as a gateway, 4G, 5G, WIFI or RS-485, may be arranged in the signal transceiver 230, so as to implement remote control of the cloud server 100 on the plurality of branch control devices 200, and thus, signal transmission is convenient and stable, and power-off protection efficiency of the power circuit is effectively improved.

It should be noted that, in the embodiment of the present disclosure, different communication connection forms may be selected according to different distances between the signal transceiver 230 and the cloud server 100, and only the setting cost of the electric meter linkage air power on system may be used while ensuring the signal stability, and the present disclosure does not limit the specific communication connection form.

Optionally, the combined electrical appliance fire linkage air switching system further comprises a plurality of remote alarm devices 300, the plurality of remote alarm devices 300 are respectively electrically connected with the signal transceiving devices 230 in the plurality of branch control devices 200, and the remote alarm devices 300 are configured to be capable of receiving a first control command through the signal transceiving devices 230 so as to send first alarm information to a user. For example, in the embodiment of the present disclosure, when the branch control device 200 has a short circuit or a high temperature fire, the signal transceiver 230 receives the first control command sent by the cloud server 100 and sends the first control command to the emergency circuit protection device 240 to implement short circuit protection of the sub-air switch 210, and the alarm device 300 electrically connected to the signal transceiver 230 also receives the first control command and sends the first alarm information to the user, so that the user can know the fault condition of the electric device m at the first time, and alarm or take other emergency processing manners, thereby further improving the safety of the electric device and the line.

Optionally, the combined electrical appliance fire linkage air switching system further includes a plurality of positioning devices 400, the plurality of positioning devices 400 are respectively electrically connected to the remote alarm devices 300 in the plurality of branch control devices 200 and are in communication connection with the cloud server 100, and the positioning devices 400 are configured to be capable of sending the position data of the branch control device 200 in which the remote alarm device 300 receiving the first control command is located to the cloud server 100. For example, in the embodiment of the present disclosure, when a short circuit or a high temperature fire occurs in more electrical devices m correspondingly connected to the branch control apparatus 200, and the remote alarm apparatus 300 sends the first alarm information to the user, the positioning apparatus 400 correspondingly and electrically connected to the remote alarm apparatus 300 may obtain the location information of the electrical devices m, such as the address or coordinates of the location of the electrical devices m. Then, the positioning device 400 communicates the position information with the cloud server 100 through the signal transceiver 230 in the branch control device 200 or directly communicates with the cloud server 100 to transmit the position information to the cloud server 100, so that the user can accurately position the faulty electrical device m by acquiring the position information from the cloud server 100, thereby alarming or taking other emergency processing modes at the first time, and further improving the security of the electrical device and the line.

Optionally, the cloud server 100 is configured to send a second control command to the remote alarm device 300 in the other branch control device 200 according to the position data, so that the remote alarm device 300 in the other branch control device 200 sends second alarm information to the user. When one electric device m fails to generate a short circuit or a fire, other electric devices m in a short distance, such as electric devices m adjacently arranged in the same room or workshop, may be affected. For example, in the embodiment of the present disclosure, after receiving the location information of the failed electrical device m, the cloud server 100 may send the second alarm information to the remote alarm devices 300 in the branch control devices 200 corresponding to the electrical devices m near the failed electrical device m, and after receiving the second control command, the remote alarm devices 300 of the adjacent branch control devices 200 may send the second alarm information to the user at the same time, so that the user may check the corresponding other electrical devices m at the same time, and possible potential safety hazards are eliminated. The safety of the electric equipment and the line is further improved.

Optionally, the first alarm information and the second alarm information are sent in different manners, and the first alarm information and the second alarm information include at least one of sound prompt information, short message prompt information, telephone prompt information, and mail prompt information. Exemplarily, the user is sent with the second alarm information with the mode of difference through with first alarm information, and convenience of customers distinguishes the consumer m who sends out the trouble and the consumer m that closes on that probably has the potential safety hazard, improves the efficiency of detection maintenance to consumer and circuit. In the embodiment of the present disclosure, the first alarm information is a telephone prompt information, and the second alarm information is a mail prompt information. The first alarm information and the second alarm information are only examples, and in other possible implementation manners, the telephone prompt information and the short message prompt information can be simultaneously sent to a mobile phone of a user, so that the user can conveniently and quickly determine the fault condition of the faulty electric equipment m, and the second alarm information is sent in a mail message manner, so that the user can conveniently process the nearby electric equipment m with potential safety hazards after completing the overhaul and processing of the faulty electric equipment m. The embodiment of the present disclosure does not limit the specific forms of the first alarm information and the second alarm information.

Optionally, the combined electrical appliance fire linkage air-break system further includes a user terminal 500, the user terminal 500 is in communication connection with the cloud server 100 and the plurality of remote alarm devices 300, and the user terminal 500 is configured to be capable of receiving the working current and the working temperature through the cloud server 100 and receiving the first alarm information and the second alarm information through the plurality of remote alarm devices 300. For example, in the embodiment of the present disclosure, by providing the user terminal 500 capable of receiving the working current and the working temperature information through the cloud server 100, the user can observe the working condition of the electric device m by taking the user terminal 500 with him or her. When the numerical value of operating current and operating temperature appears unusually, the user can in time learn, and user terminal 500 also can regard as the acceptance device who accepts first alarm information and second alarm information simultaneously, and convenience of customers confirms and looks over, further improves the detection maintenance efficiency of consumer and circuit.

The user terminal 500 includes, but is not limited to, a computer, a pager, a mobile phone, and a notebook computer, and the embodiment of the present disclosure does not limit the specific form of the user terminal 500, as long as the information of the operating current and the operating temperature of the electric device m and the first alarm information and the second alarm information can be received and fed back to the user in time.

Optionally, the combined electrical appliance fire linkage air switching system further comprises a plurality of field alarm devices 600, the plurality of field alarm devices 600 are electrically connected with the signal transceiver devices 230 of the plurality of branch control devices 200 respectively, and the field alarm devices 600 are configured to receive the first control command through the signal transceiver devices 230 so as to send audible and visual prompt information to the user. Illustratively, in the embodiment of the present disclosure, when the electrical equipment m is short-circuited or has a fire at a high temperature, the signal transceiver 230 receives the first control command sent by the cloud server 100 and sends the first control command to the emergency circuit protection device 240 to implement short-circuit protection of the sub-air switch 210, and the field alarm device 600 electrically connected to the signal transceiver 230 also receives the first control command and sends an audible and visual prompt message to the user.

Illustratively, in the embodiment of the present disclosure, the on-site alarm device 600 is a fault indicator light, and when the working current and temperature of the electric equipment m exceed preset values but no fault occurs, the fault indicator light will alarm to flash and emit red light to remind a user or a fire fighter; when the electric equipment m breaks down, the fault indicating lamp can give an alarm and flicker, and yellow light is emitted to remind a user or fire fighter.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

The above description is intended to be exemplary only and not to limit the present disclosure, and any modification, equivalent replacement, or improvement made without departing from the spirit and scope of the present disclosure is to be considered as the same as the present disclosure.

Claims

1. The utility model provides a modular empty system that opens of electrical apparatus fire linkage which characterized in that includes: high in the clouds server and with a plurality of branch controlling means of high in the clouds server communication connection, every branch controlling means respectively one-to-one connects in the consumer of difference, branch controlling means includes:

one end of the sub air switch is electrically connected with one of the different electric devices, and the other end of the sub air switch is used for being electrically connected with the main air switch;

a signal transceiver electrically connected to the sensing assembly and communicatively connected to the cloud server, the signal transceiver configured to transmit the operating current and the operating temperature to the cloud server;

the emergency circuit protection device comprises a driver and a fireproof box body, wherein the driver is electrically connected with the sub-air switch and is electrically connected with the signal receiving and transmitting device;

the cloud server is configured to send a first control command to a signal transceiver when the working current and/or the working temperature exceed/exceeds a preset value through processing and analyzing the working current and/or the working temperature, and the driver is configured to receive the first control command through the signal transceiver to drive the sub air switch to be switched off and drive the box cover to move from a first position where the sub air switch is exposed to a second position where the sub air switch is isolated from the outside.

2. The combined electrical appliance fire linkage air opening system according to claim 1, the driver comprises a motor, a cam and a push rod, the motor is connected on the inner wall of the fireproof box body, the cam is rotatably arranged in the fireproof box body and is in transmission connection with the output end of the motor, the push rod is slidably arranged on the inner wall of the fireproof box body and is positioned between the cam and the control button of the sub-air switch, the push rod is provided with a first connecting surface and a second connecting surface which are opposite, the first connecting surface is abutted with the peripheral surface of the cam, the second connecting surface is abutted against the outer surface of the control knob, the driver is configured to be capable of driving the cam to rotate by the motor, to push the push rod to slide in the vertical direction, so that the control button is swung to a third position for switching off the sub air switch.

3. The combined electrical appliance fire linkage air opening system as claimed in claim 2, further comprising an elastic connecting piece, wherein one end of the elastic connecting piece is connected with the inner wall of the fire-proof box body, the other end of the elastic connecting piece is connected with the first connecting surface, and the elastic connecting piece is used for enabling the push rod to cling to the outer peripheral surface of the cam.

4. The combined electrical appliance fire linkage air switching system according to claim 3, wherein the signal transceiver is in communication connection with the cloud server through at least one of a gateway, 4G, 5G, WIFI and RS-485.

5. The combined electrical fire linked air opening system according to claim 4, further comprising a plurality of remote alarm devices electrically connected to the signal transceiving devices of the plurality of branch control devices, respectively, the remote alarm devices being configured to receive the first control command through the signal transceiving devices to transmit first alarm information to a user.

6. The combined appliance fire-linked air opening system according to claim 5, further comprising a plurality of positioning devices electrically connected to the remote alarm devices of the plurality of branch control devices and communicatively connected to the cloud server, respectively, the positioning devices being configured to transmit the location data of the branch control device in which the remote alarm device receiving the first control command is located to the cloud server.

7. The combined electrical appliance fire linkage air switching system according to claim 6, wherein the cloud server is configured to send a second control command to the remote alarm device of the other branch control device according to the position data, so that the remote alarm device of the other branch control device sends a second alarm message to a user.

8. The combined electrical appliance fire linkage air switch-on system according to claim 7, wherein the first alarm information and the second alarm information are sent in different manners, and the first alarm information and the second alarm information include at least one of sound prompt information, short message prompt information, telephone prompt information and mail prompt information.

9. The combined electrical appliance fire linkage air-break system according to claim 8, further comprising a user terminal, wherein the user terminal is in communication connection with the cloud server and the plurality of remote alarm devices, and is configured to be capable of receiving the working current and the working temperature through the cloud server and receive the first alarm information and the second alarm information through the plurality of remote alarm devices.

10. The combined electrical fire-linked air opening system according to claim 9, further comprising a plurality of on-site alarm devices electrically connected to the signal transceiving devices of the plurality of branch control devices, respectively, the on-site alarm devices being configured to receive the first control command through the signal transceiving devices to send audible and visual prompt information to a user.