CN216248805U - Distributed safe power utilization device - Google Patents
Distributed safe power utilization device Download PDFInfo
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- CN216248805U CN216248805U CN202122152881.7U CN202122152881U CN216248805U CN 216248805 U CN216248805 U CN 216248805U CN 202122152881 U CN202122152881 U CN 202122152881U CN 216248805 U CN216248805 U CN 216248805U
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Abstract
The application discloses a distributed safe power utilization device, in order to reduce power utilization accidents, a safe power circuit is utilized to isolate a circuit from a central point grounding system, the circuit is not grounded any more, a loop formed by people and the ground is avoided, the power utilization safety is improved, a user operation device 2 is configured for each user, the state of a load circuit is monitored by a data processing mainboard 21 in the user operation device 2, a control circuit 22 controls the opening or closing of a corresponding switch and/or a contact relay on the load circuit according to a control instruction generated by an analog signal of the load circuit or a manual control instruction input by a human-computer interaction circuit 23 of the data processing mainboard 21, so that the on-off of the load circuit is controlled, automatic control and protection are realized, the human-computer interaction circuit 23 also provides a user control interface, standard parameters can be displayed to the user, and the user can conveniently control and master the state of the load circuit, the control capability of a user on a load circuit is comprehensively improved, and the safety and the reliability of the circuit are improved.
Description
Technical Field
The utility model relates to the technical field of power electronics, in particular to a distributed safe power utilization device.
Background
With the development of science and technology, the production and life of the modern society cannot leave the power system, and with the rapid development of the power system, the power utilization safety is also greatly emphasized.
Because the mains voltage who china adopted is higher, and some circuits are because the construction is earlier, though most circuit pass through the improvement, the security has been promoted, but still lack monitored control system, degree of automation is limited, mainly still rely on mechanical switch according to the voltage and the electric current of main circuit, judge whether the trouble such as short circuit or overload appears, and respond, there is the hysteresis quality, the influence that the trouble caused has been reduced to a certain extent, and in case break down or when needing to cut off the power supply in advance and preventing the trouble, need the manual work to operate mechanical switch, it is very inconvenient.
For this reason, there is a need for an electric device with a higher degree of automation and safety.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a distributed safety power utilization apparatus, which improves the automation degree and safety. The specific scheme is as follows:
a distributed safety-powered device, comprising: a safety power supply device 1 for supplying power to all users and a user operation device 2 corresponding to each user;
the safety power supply device 1 is connected with commercial power and comprises a plurality of load circuits, and each load circuit is respectively connected with each user operation device 2;
each user operation device 2 comprises a man-machine interaction circuit 23, a data processing mainboard 21 and a control circuit 22 which are connected in sequence;
the safety power supply device 1 is used for converting the commercial power into safety electricity, so that a load circuit is isolated from a central point grounding system of the commercial power and is not grounded;
the data processing main board 21 is configured to collect an analog signal of a load line, output a control instruction corresponding to the analog signal or a manual control instruction to the control circuit 22, and output a standard parameter corresponding to the analog signal to the human-computer interaction circuit 23;
the human-computer interaction circuit 23 is configured to receive the manual control instruction input by the user, send the manual control to the data processing main board 21, and receive and display the standard parameter sent by the data processing main board 21;
and the control circuit 22 is configured to receive the control instruction and correspondingly control the load circuit to be closed and opened.
Optionally, the safety power supply device 1 has a secondary side charged through a magnetic circuit at a primary side.
Optionally, the data processing main board 21 includes: an acquisition circuit 211 and a data processing circuit 212 connected to each other; the data processing circuit 212 is respectively connected with the control circuit 22 and the human-computer interaction circuit 23;
the acquisition circuit 211 is configured to acquire an analog signal of a load line and output a corresponding digital signal to the data processing circuit 212;
the data processing circuit 212 is configured to obtain the corresponding standard parameter according to the digital signal, output the corresponding control instruction to the control circuit 22 according to the standard parameter or the manual control instruction, and output the standard parameter to the human-computer interaction circuit 23.
Optionally, the acquisition circuit 211 includes: a voltage acquisition circuit 2111, a current acquisition circuit 2112, a temperature acquisition circuit 2113 and an insulation detection circuit 2114 which are respectively connected with the data processing circuit 212;
the voltage acquisition circuit 2111 is configured to acquire a voltage signal of the load line;
the current acquisition circuit 2112 is configured to acquire a current signal of the load line;
the temperature acquisition circuit 2113 is configured to acquire a temperature signal of the load line;
the insulation detection circuit 2114 is configured to collect insulation resistance of the load line.
Optionally, the insulation detection circuit 2114 includes a signal applying circuit 21141, an insulation resistance detection circuit 21142, a microprocessor 21143, and a first communication circuit 21144;
the signal applying circuit 21141, the insulation resistance detecting circuit 21142 and the microprocessor 21143 are connected to each other, and the first communication circuit 21144 is connected to the microprocessor 21143;
the signal applying circuit 21141 is used for sending a test signal to the load line through the insulation detecting circuit 2114 according to a test instruction sent by the microprocessor 21143;
an insulation resistance detection circuit 21142, configured to receive a feedback signal corresponding to the test signal fed back by the load line, and send the feedback signal to the microprocessor 21143;
the microprocessor 21143 is configured to send the test command to the signal application circuit 21141, and send a corresponding insulation resistance value to the data processing circuit 212 according to the feedback signal.
Optionally, the method further includes: a second communication circuit 24 connected to the data processing circuit 212 and a sensor 3 connected to the second communication circuit 24;
the sensor 3 is configured to acquire a corresponding monitoring signal and output the monitoring signal to the second communication circuit 24;
the second communication circuit 24 is configured to receive and forward the monitoring signal to the data processing circuit 212;
the data processing circuit 212 is further configured to output the corresponding control signal to the control circuit 22 according to the monitoring signal.
Optionally, the second communication circuit 24 includes a WIFI circuit 241 and a 4G communication circuit 242 respectively connected to the data processing circuit 212;
the WIFI circuit 241 is configured to receive and forward the monitoring signal to the data processing circuit 212;
the 4G communication circuit 242 is configured to send a record report generated by the data processing circuit 212 according to the standard parameter and/or the monitoring signal to a user terminal.
Optionally, the sensor 3 includes a fire sensor 31 and a gas sensor 32.
Optionally, an alarm circuit 25 connected to the data processing circuit 212 is further included.
Optionally, a memory circuit 26 is further included, which is connected to the data processing circuit 212.
In the present invention, a distributed safety power utilization apparatus includes: a safety power supply device 1 for supplying power to all users and a user operation device 2 corresponding to each user; the safety power supply device 1 is connected with commercial power and comprises a plurality of load circuits, and each load circuit is respectively connected with each user operation device 2; each user operation device 2 comprises a man-machine interaction circuit 23, a data processing mainboard 21 and a control circuit 22 which are connected in sequence; the safety power supply device 1 is used for converting the commercial power into safety electricity, so that a load circuit is isolated from a central point grounding system of the commercial power and is not grounded; the data processing main board 21 is configured to collect an analog signal of a load line, output a control instruction corresponding to the analog signal or a manual control instruction to the control circuit 22, and output a standard parameter corresponding to the analog signal to the human-computer interaction circuit 23; the human-computer interaction circuit 23 is configured to receive the manual control instruction input by the user, send the manual control to the data processing main board 21, and receive and display the standard parameter sent by the data processing main board 21; and the control circuit 22 is configured to receive the control instruction and correspondingly control the load circuit to be closed and opened.
In order to reduce power consumption accidents, the utility model utilizes a safe power circuit to isolate the circuit from a central point grounding system, the circuit is not grounded any more, thereby avoiding a person from forming a loop with the ground, improving the power consumption safety, and also configures a user operation device 2 for each user, utilizes a data processing mainboard 21 in the user operation device 2 to monitor the state of a load circuit, utilizes a control circuit 22 to control the corresponding switch and/or contact relay on the load circuit to be opened or closed according to a control instruction generated by the data processing mainboard 21 through an analog signal of the load circuit or a manual control instruction input by a man-machine interaction circuit 23, thereby controlling the on-off of the load circuit, realizing automatic control and protection, and the man-machine interaction circuit 23 also provides a user control interface, can display standard parameters to the user, is convenient for the user to control and master the state of the load circuit, and comprehensively improves the control capability of the user on the load circuit, the safety and reliability of the circuit are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a distributed safety electric device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an insulation detection circuit 2114 according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model discloses a distributed safety electric device, which comprises the following components in part by weight as shown in figure 1: a safety power supply device 1 for supplying power to all users and a user operation device 2 corresponding to each user;
the safety power supply device 1 is connected with commercial power and comprises a plurality of load circuits, and each load circuit is respectively connected with each user operation device 2;
each user operation device 2 comprises a man-machine interaction circuit 23, a data processing mainboard 21 and a control circuit 22 which are connected in sequence;
the safety power supply device 1 is used for converting commercial power into safety electricity, and isolating a load circuit from a central point grounding system of the commercial power without grounding;
the data processing main board 21 is used for acquiring an analog signal of a load circuit, outputting a control instruction corresponding to the analog signal or a manual control instruction to the control circuit 22, and outputting a standard parameter corresponding to the analog signal to the man-machine interaction circuit 23;
the human-computer interaction circuit 23 is used for receiving a manual control instruction input by a user, sending manual control to the data processing main board 21, receiving and displaying standard parameters sent by the data processing main board 21;
and the control circuit 22 is used for receiving the control command and correspondingly controlling the closing and opening of the load circuit.
Specifically, in order to fundamentally avoid the event of hurting people by electric shock, the safety power supply module is connected into the commercial power, the circuit is isolated from the central point grounding system, the circuit is not grounded, and the situation that people form a loop with the ground is avoided.
Furthermore, after the safety power supply module is connected to the mains supply, a plurality of load circuits are divided, each load circuit corresponds to one user and the user operation device 2 thereof, so that each user can control the switch of the respective load circuit through the user operation device 2, the load circuits of other users cannot be influenced, and the flexibility is improved.
Specifically, each user may install one user operation device 2, that is, the user operation device 2 is installed on the user side, so that the user can observe and control the state of the load line thereof at any time.
Specifically, in order to determine whether the load line has a fault and needs to be powered off, the data processing motherboard 21 is disposed in the user operation device 2, the data processing motherboard 21 can collect primary parameters such as voltage, current and temperature of the load line, and can further calculate other secondary derived parameters such as power according to the above information, meanwhile, since the collected primary parameters are analog quantities, in order to calculate the secondary derived parameters and generate a control command according to the primary parameters, analog signals need to be converted into digital signals, which facilitates calculation and threshold determination, so as to calculate the secondary derived parameters and generate the control command, and meanwhile, the human-computer interaction circuit 23 cannot directly recognize the analog signals, therefore, the data processing motherboard 21 also needs to convert output data into standard parameters in the form of digital signals that can be recognized by the user and conform to the recognition standard of the human-computer interaction circuit 23, so that the human-computer interaction circuit 23 can read the output of the data processing main board 21 and display the standard parameters to the user.
Specifically, the data processing motherboard 21 determines whether to generate a control instruction by determining whether the standard parameter exceeds a preset threshold, for example, if the current in the standard parameter exceeds the preset current threshold in the data processing motherboard 21, a corresponding control instruction is generated and sent to the control circuit 22, so that the control circuit 22 triggers the corresponding contact relay to be disconnected according to the control instruction, so that the load circuit is powered off, overcurrent protection is performed, or the switch is closed according to the control instruction, thereby implementing electrical automatic control; the data processing main board 21 can also generate a corresponding control instruction according to a manual control instruction input by the human-computer interaction circuit 23, so that the control circuit 22 controls the corresponding contact relay to act according to the control instruction.
The standard parameters may include values of voltage, current temperature, and/or power of the load line.
Specifically, the control circuit 22 may control the corresponding contact relay to be closed or opened according to the control instruction.
Further, a protection switch can be further arranged in the load circuit, a mechanical switch is reserved, the control circuit 22 also controls the mechanical switch to respond according to a control command, and the mechanical switch is in mechanical tripping power-off protection and forms double protection with the contact relay.
Specifically, the human-computer interaction circuit 23 receives a manual control instruction input by a user and forwards the manual control instruction to the data processing main board 21, and may also provide a display function, for example, display a standard parameter output by the data processing main board 21 through a display, display information such as on/off states of each release relay and switch that can be controlled by the control circuit 22, and provide each item of relevant information of the load line for the user.
The input device of the human-computer interaction circuit 23 may be a touch screen and/or a keyboard, and the display device may be a display or a touch screen.
It can be seen that, in order to reduce power consumption accidents, the embodiment of the present invention utilizes the safety power circuit to isolate the circuit from the central point grounding system, the circuit is no longer grounded, thereby avoiding the formation of a loop between a person and the ground, improving the power consumption safety, and configures the user operating device 2 for each user, monitors the state of the load circuit by using the data processing motherboard 21 in the user operating device 2, controls the corresponding switch and/or contact relay on the load circuit to open or close by the control circuit 22 according to the control instruction generated by the data processing motherboard 21 through the analog signal of the load circuit or the manual control instruction input by the human-computer interaction circuit 23, thereby controlling the on-off of the load circuit, realizing automatic control and protection, the human-computer interaction circuit 23 further provides a user control interface, and can display standard parameters to the user, thereby facilitating the user to control and master the state of the load circuit, and comprehensively improving the user's ability to master the load circuit, the safety and reliability of the circuit are improved.
Specifically, the safety power supply device 1 can improve the ground isolation electrical performance by utilizing the principle of electromagnetic induction, and the primary side charges the secondary side through the magnetic circuit, and the secondary side is not connected to the ground and has no potential difference with the ground, and is not electrically connected with the center point grounding system on the primary side power supply side.
It will be understood that fig. 1 shows a topological diagram of only one load line leading from the safety power supply device 1 to one user-operated device 2, and in practical applications, the safety power supply device 1 may lead a plurality of load lines outputting safety voltages to a plurality of user-operated devices 2 belonging to different users.
Further, the embodiment of the utility model also discloses a distributed safety power utilization device, and compared with the previous embodiment, the embodiment further describes and optimizes the technical scheme. Referring to fig. 1, specifically:
specifically, the data processing main board 21 includes: an acquisition circuit 211 and a data processing circuit 212 connected to each other; the data processing circuit 212 is respectively connected with the control circuit 22 and the man-machine interaction circuit 23;
the acquisition circuit 211 is configured to acquire an analog signal of a load line and output a corresponding digital signal to the data processing circuit 212;
and the data processing circuit 212 is used for obtaining the corresponding standard parameters according to the digital signals, outputting corresponding control instructions to the control circuit 22 according to the standard parameters or the manual control instructions, and outputting the standard parameters to the human-computer interaction circuit 23.
Specifically, the acquisition circuit 211 is configured to acquire analog signals of a load line, such as voltage, current, and temperature, convert the analog signals into digital signals, and send the digital signals to the data processing circuit 212, so that the data processing circuit 212 can further process the digital signals.
Specifically, the data processing circuit 212 may further perform calculation and processing according to the digital signal, for example, calculate power through voltage and current, and obtain a standard parameter, and may further determine and generate a control instruction according to the standard parameter, or may output a corresponding control instruction according to a manual instruction.
Further, the acquisition circuit 211 may specifically include: a voltage acquisition circuit 2111, a current acquisition circuit 2112, a temperature acquisition circuit 2113 and an insulation detection circuit 2114 which are respectively connected with the data processing circuit 212;
a voltage acquisition circuit 2111 for acquiring a voltage signal of the load line;
a current collecting circuit 2112 for collecting a current signal of the load line;
a temperature acquisition circuit 2113 for acquiring a temperature signal of the load line;
and an insulation detection circuit 2114 for acquiring the insulation resistance of the load line.
Specifically, the collecting circuit 211 may also provide an insulation detection function by using the insulation detection circuit 2114, in addition to collecting the voltage signal, the current signal, and the temperature signal by using the voltage collecting circuit 2111, the current collecting circuit 2112, and the temperature collecting circuit 2113, and the insulation detection may be used to monitor the insulation condition of the ungrounded system to the ground.
Further, as shown in fig. 2, the insulation detection circuit 2114 may include a signal application circuit 21141, an insulation resistance detection circuit 21142, a microprocessor 21143, and a first communication circuit 21144;
the signal applying circuit 21141, the insulation resistance detecting circuit 21142 and the microprocessor 21143 are connected to each other, and the first communication circuit 21144 is connected to the microprocessor 21143;
a signal application circuit 21141 for sending a test signal to the load line through the insulation detection circuit 2114 according to a test instruction sent from the microprocessor 21143;
an insulation resistance detection circuit 21142 for receiving a feedback signal corresponding to the test signal fed back from the load line and sending the feedback signal to the microprocessor 21143;
the microprocessor 21143 is used for sending a test command to the signal applying circuit 21141, and sending a corresponding insulation resistance value to the data processing circuit 212 according to the feedback signal.
Specifically, when insulation detection is required, the microprocessor 21143 outputs a test instruction, the trigger signal application circuit 21141 is triggered to operate, the signal application circuit 21141 generates a test signal and sends the test signal to the insulation detection circuit 2114 after receiving the test instruction, the test signal enters a load line through the insulation detection circuit 2114, the insulation detection circuit 2114 can receive a current signal and a voltage signal, namely a feedback signal, fed back by the test signal in the load line, and then the feedback signal is forwarded to the microprocessor 21143, the microprocessor 21143 obtains the insulation resistance value of the current detected system by using the fed back current signal and voltage signal through AD sampling and calculation, and then sends the insulation resistance value to the data processing circuit 212, so that insulation monitoring is realized.
Further, a DC-DC step-down circuit 21145 connected to the microprocessor 21143 and the signal application circuit 21141, respectively, may be further included, the DC-DC step-down circuit 21145 supplying a power supply voltage to be converted into a power supply voltage supplied from the microprocessor 21143 and the signal application circuit 21141.
Specifically, the method may further include: a second communication circuit 24 connected to the data processing circuit 212 and a sensor 3 connected to the second communication circuit 24;
the sensor 3 is used for acquiring corresponding monitoring signals and outputting the monitoring signals to the second communication circuit 24;
a second communication circuit 24 for receiving and forwarding the monitoring signal to the data processing circuit 212;
the data processing circuit 212 is further configured to output a corresponding control signal to the control circuit 22 according to the monitoring signal.
Specifically, the sensor 3 may be installed at the user side for detecting the environment at the user side and avoiding the change of the environment at the user side from threatening the load line, for example, the sensor 3 may include a fire sensor 31, a smoke sensor and/or an infrared sensor, etc., when a fire occurs at the environment at the user side, the fire sensor 31 is triggered to return a monitoring signal for detecting the burning to the second communication circuit 24, the second communication circuit 24 forwards the monitoring signal to the data processing circuit 212, and the data processing circuit 212 generates a corresponding control instruction for controlling the control circuit 22 to control the load line to be disconnected according to the fact that the detected content is the warning category of the burning, thereby avoiding the occurrence of electric leakage and possible electric fire, reducing the risk factor, and improving the safety.
Specifically, the second communication circuit 24 may specifically include a WIFI circuit 241 and a 4G communication circuit 242 connected to the data processing circuit 212, respectively;
the WIFI circuit 241 is configured to receive and forward the monitoring signal to the control circuit 22;
and the 4G communication circuit 242 is configured to send a record report generated by the data processing circuit 212 according to the standard parameter and/or the monitoring signal to the user terminal.
Specifically, the WIFI circuit 241 establishes a communication connection with the sensor 3 through the WIFI signal, transmits the monitoring signal, and may further set the 4G communication circuit 242, so that the data processing circuit 212 may send a record report generated according to the standard parameter and/or the monitoring signal to the user terminal through the 4G network, and the user terminal may be a mobile phone, a tablet computer, or other device.
Specifically, the sensor 3 may further include a fire sensor 31 and a gas sensor 32.
Specifically, in order to prompt the user data processing circuit 212 to perform an action according to the standard parameter and/or the monitoring signal in time, or to prompt the load line or the user side environment to have a dangerous condition, the alarm circuit 25 connected to the control circuit 22 may be further included, when the data processing circuit 212 determines that a danger occurs or a corresponding threshold value is exceeded according to the standard parameter and/or the monitoring signal, the alarm circuit 25 controls the alarm circuit 25 to alarm, so as to prompt the user to pay attention, and the alarm mode may include, but is not limited to, an audible and visual alarm.
Specifically, the system may further include a storage circuit 26 connected to the data processing circuit 212, where the storage circuit 26 may store a record report generated by the data processing circuit 212 or directly store standard parameters, detection signals, and other contents, and may also store operation logs of the data processing circuit 212 and the control circuit 22, and record each control instruction and the operation of a relay or a switch on the load line, so that a subsequent maintenance person may perform maintenance using the recorded information.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A distributed safety-powered device, comprising: a safety power supply device 1 for supplying power to all users and a user operation device 2 corresponding to each user;
the safety power supply device 1 is connected with commercial power and comprises a plurality of load circuits, and each load circuit is respectively connected with each user operation device 2;
each user operation device 2 comprises a man-machine interaction circuit 23, a data processing mainboard 21 and a control circuit 22 which are connected in sequence;
the safety power supply device 1 is used for converting the commercial power into safety electricity, so that a load circuit is isolated from a central point grounding system of the commercial power and is not grounded;
the data processing main board 21 is configured to collect an analog signal of a load line, output a control instruction corresponding to the analog signal or a manual control instruction to the control circuit 22, and output a standard parameter corresponding to the analog signal to the human-computer interaction circuit 23;
the human-computer interaction circuit 23 is configured to receive the manual control instruction input by the user, send the manual control to the data processing main board 21, and receive and display the standard parameter sent by the data processing main board 21;
and the control circuit 22 is configured to receive the control instruction and correspondingly control the load circuit to be closed and opened.
2. The distributed safety power supply apparatus according to claim 1, wherein the safety power supply apparatus 1 is configured such that the primary side charges the secondary side through a magnetic circuit.
3. The distributed safety electric device according to claim 1, wherein the data processing main board 21 includes: an acquisition circuit 211 and a data processing circuit 212 connected to each other; the data processing circuit 212 is respectively connected with the control circuit 22 and the human-computer interaction circuit 23;
the acquisition circuit 211 is configured to acquire an analog signal of a load line and output a corresponding digital signal to the data processing circuit 212;
the data processing circuit 212 is configured to obtain the corresponding standard parameter according to the digital signal, output the corresponding control instruction to the control circuit 22 according to the standard parameter or the manual control instruction, and output the standard parameter to the human-computer interaction circuit 23.
4. The distributed safety power utilization device according to claim 3, wherein the acquisition circuit 211 comprises: a voltage acquisition circuit 2111, a current acquisition circuit 2112, a temperature acquisition circuit 2113 and an insulation detection circuit 2114 which are respectively connected with the data processing circuit 212;
the voltage acquisition circuit 2111 is configured to acquire a voltage signal of the load line;
the current acquisition circuit 2112 is configured to acquire a current signal of the load line;
the temperature acquisition circuit 2113 is configured to acquire a temperature signal of the load line;
the insulation detection circuit 2114 is configured to collect insulation resistance of the load line.
5. The distributed safety electric device according to claim 4, wherein the insulation detection circuit 2114 includes a signal application circuit 21141, an insulation resistance detection circuit 21142, a microprocessor 21143, and a first communication circuit 21144;
the signal applying circuit 21141, the insulation resistance detecting circuit 21142 and the microprocessor 21143 are connected to each other, and the first communication circuit 21144 is connected to the microprocessor 21143;
the signal applying circuit 21141 is used for sending a test signal to the load line through the insulation detecting circuit 2114 according to a test instruction sent by the microprocessor 21143;
an insulation resistance detection circuit 21142, configured to receive a feedback signal corresponding to the test signal fed back by the load line, and send the feedback signal to the microprocessor 21143;
the microprocessor 21143 is configured to send the test command to the signal application circuit 21141, and send a corresponding insulation resistance value to the data processing circuit 212 according to the feedback signal.
6. The distributed safety electric device according to any one of claims 3 to 5, further comprising: a second communication circuit 24 connected to the data processing circuit 212 and a sensor 3 connected to the second communication circuit 24;
the sensor 3 is configured to acquire a corresponding monitoring signal and output the monitoring signal to the second communication circuit 24;
the second communication circuit 24 is configured to receive and forward the monitoring signal to the data processing circuit 212;
the data processing circuit 212 is further configured to output a corresponding control signal to the control circuit 22 according to the monitoring signal.
7. The distributed safety electric device according to claim 6, wherein the second communication circuit 24 includes a WIFI circuit 241 and a 4G communication circuit 242 respectively connected to the data processing circuit 212;
the WIFI circuit 241 is configured to receive and forward the monitoring signal to the data processing circuit 212;
the 4G communication circuit 242 is configured to send a record report generated by the data processing circuit 212 according to the standard parameter and/or the monitoring signal to a user terminal.
8. The distributed safety electric device according to claim 7, wherein the sensor 3 comprises a fire sensor 31 and a gas sensor 32.
9. The distributed safety electric device according to claim 8, further comprising an alarm circuit 25 connected to the data processing circuit 212.
10. The distributed safety electric device according to claim 9, further comprising a storage circuit 26 connected to the data processing circuit 212.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122152881.7U CN216248805U (en) | 2021-09-07 | 2021-09-07 | Distributed safe power utilization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122152881.7U CN216248805U (en) | 2021-09-07 | 2021-09-07 | Distributed safe power utilization device |
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| CN216248805U true CN216248805U (en) | 2022-04-08 |
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| CN202122152881.7U Active CN216248805U (en) | 2021-09-07 | 2021-09-07 | Distributed safe power utilization device |
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