CN220209962U - Strong electromagnetic pulse monitoring and protecting device - Google Patents
Strong electromagnetic pulse monitoring and protecting device Download PDFInfo
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- CN220209962U CN220209962U CN202321472893.0U CN202321472893U CN220209962U CN 220209962 U CN220209962 U CN 220209962U CN 202321472893 U CN202321472893 U CN 202321472893U CN 220209962 U CN220209962 U CN 220209962U
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- 101150042817 NFS1 gene Proteins 0.000 claims description 9
- 101100070556 Oryza sativa subsp. japonica HSFA4D gene Proteins 0.000 claims description 9
- 101100126298 Rickettsia conorii (strain ATCC VR-613 / Malish 7) iscS gene Proteins 0.000 claims description 9
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Abstract
The utility model discloses a strong electromagnetic pulse monitoring and protecting device which provides strong electromagnetic pulse protection for direct current electronic equipment, alternating current electronic equipment, signal electronic equipment and radio frequency electronic equipment from monitoring current, voltage, temperature and other aspects. The device comprises a direct current power supply protection unit, an alternating current power supply protection unit, a signal protection unit, a radio frequency protection unit and a full-life data acquisition unit, wherein acquisition sensors are arranged in the direct current power supply protection unit, the alternating current power supply protection unit, the signal protection unit and the radio frequency protection unit, the protection units acquire circuit states through the acquisition sensors, the direct current power supply protection unit, the alternating current power supply protection unit, the signal protection unit and the radio frequency protection unit are connected with the full-life data acquisition unit through data lines, and the full-life data acquisition unit is connected with a server. The protection and the monitoring of the strong electromagnetic pulse can be performed, and meanwhile, the protection of the electronic equipment and the rear-end electronic equipment can be performed, so that the whole life of the electronic equipment can be protected.
Description
Technical Field
The utility model relates to the technical field of strong electromagnetic pulse protection, in particular to a strong electromagnetic pulse monitoring and protecting device.
Background
The strong electromagnetic pulse protection device is generally installed in front of the protected electronic equipment, and is used for preventing and reducing damage caused by surge pulse overvoltage and overcurrent of the electronic equipment due to external lightning stroke, electromagnetic radiation interference and the like or system interior (system switching-on and switching-off effect, induction, starting and stopping of capacitive load and the like). When the circuit temperature is too high, the interference is too large or the circuit is damaged, the connection between the input and the load can be timely cut off through the protection device, the rear-end equipment is prevented from being damaged seriously, and the device has the characteristics of high through-flow capacity, low residual voltage and the like. At present, the strong electromagnetic pulse protection device on the market is connected in parallel or in series between the input and the equipment, and can provide protection function and monitoring function within the protection range. However, there is a serious problem that the function of the back-end electronic device cannot be protected at the first time when the protection device is not functional or the protection capability of the protection device is exceeded, and the connection between the back-end electronic device and the protected electronic device is cut off.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a strong electromagnetic pulse monitoring protection device which is designed completely, and provides strong electromagnetic pulse protection for direct current electronic equipment, alternating current electronic equipment, signal electronic equipment and radio frequency electronic equipment from monitoring current, voltage, temperature and other aspects, thereby improving the safety and the reliability of a system.
In order to achieve the above object, the present utility model adopts the following technical scheme:
the strong electromagnetic pulse monitoring and protecting device comprises a direct current power supply protecting unit, an alternating current power supply protecting unit, a signal protecting unit, a radio frequency protecting unit and a full-life data collecting unit, wherein the direct current power supply protecting unit is connected in series in a direct current circuit, the alternating current power supply protecting unit is connected in series in an alternating current circuit, the signal protecting unit is connected in series in a signal line, and the radio frequency protecting unit is connected in series in a feeder line; the system comprises a direct current power supply protection unit, an alternating current power supply protection unit, a signal protection unit and a radio frequency protection unit, wherein the direct current power supply protection unit is provided with a collection sensor, the direct current power supply protection unit collects the circuit state of a direct current power supply through the collection sensor, the alternating current power supply protection unit collects the circuit state of an alternating current power supply through the collection sensor, the signal protection unit collects the circuit state of a signal line through the collection sensor, the radio frequency protection unit collects the circuit state of a feeder line through the collection sensor, and the direct current power supply protection unit, the alternating current power supply protection unit, the signal protection unit and the radio frequency protection unit are all connected with the full-life data collection unit through data lines, and the full-life data collection unit is connected with a server.
Further preferably, a front-end protection circuit component I is configured at the input end of the direct-current power supply protection unit, and the front-end protection circuit component I comprises a unidirectional transient suppression diode, a common mode inductor and a piezoresistor, and the unidirectional transient suppression diode, the common mode inductor and the piezoresistor are connected in parallel between the anode and the cathode of the direct-current circuit; the acquisition sensor of the direct current power supply protection unit comprises a Rogowski coil SPL1, a Rogowski coil SPL2, a thermistor RT1 and a piezoresistor R1, an electromagnetic relay K1 and a processor CPU1 are further arranged in the direct current power supply protection unit, the Rogowski coil SPL1 and the Rogowski coil SPL2 are respectively sleeved on a positive pole circuit and a negative pole circuit of a direct current circuit at the rear end of the front end protection circuit component I, the thermistor RT1, the piezoresistor R1 and the electromagnetic relay K1 are all arranged on the direct current circuit, and the Rogowski coil SPL1, the Rogowski coil SPL2, the thermistor RT1, the piezoresistor R1 and the electromagnetic relay K1 are electrically connected with the processor CPU1, and the processor CPU1 is connected with the full-life data acquisition unit through a data line.
Further preferably, the ac power supply protection unit is connected in series in a three-phase ac circuit, and the input end of the ac power supply protection unit is configured with a front-end protection circuit assembly ii, where the front-end protection circuit assembly ii includes a bidirectional transient suppression diode and a varistor, and the bidirectional transient suppression diode and the varistor are connected in parallel between three power lines of the three-phase ac circuit; the acquisition sensor of the alternating current power supply protection unit comprises a Rogowski coil SPL3, a Rogowski coil SPL4, a Rogowski coil SPL5, a thermistor RT2, a thermistor RT3, a thermistor RT4, a piezoresistor R2, a piezoresistor R3 and a piezoresistor R4, an electromagnetic relay K2 and a processor CPU2 are further arranged in the alternating current power supply protection unit, the Rogowski coil SPL3, the Rogowski coil SPL4 and the Rogowski coil SPL5 are respectively sleeved on three transmission lines of a three-phase alternating current circuit at the rear end of the front end protection circuit assembly II, the thermistor RT2, the thermistor RT3 and the thermistor RT4 are respectively connected with the three transmission lines of the three-phase alternating current circuit, the piezoresistor R2, the piezoresistor R3 and the piezoresistor R4 are respectively connected with the three transmission lines of the three-phase alternating current circuit, the electromagnetic relay K2 is arranged on the three-phase alternating current circuit and can control the on-off of the whole three-phase alternating current circuit, and the Rogowski coil SPL3, the Rogowski coil SPL4, the Rogowski coil SPL5, the thermistor RT2, the thermistor RT3, the thermistor RT4, the piezoresistor R2 and the piezoresistor R2 are respectively connected with the processor CPU2 through the data acquisition unit.
Further preferably, a front-end protection circuit component III is configured at the input end of the signal protection unit, the front-end protection circuit component III comprises a unidirectional transient suppression diode, a fast recovery fuse and a piezoresistor, the unidirectional transient suppression diode and the piezoresistor are connected in parallel between the receiving end and the transmitting end of the signal wire, and the fast recovery fuse is connected in series on the lines of the receiving end and the transmitting end of the signal wire; the acquisition sensor of the signal protection unit comprises a Rogowski coil SPL6, a Rogowski coil SPL7, a thermistor RT5, a thermistor RT6, a piezoresistor R5 and a piezoresistor R6, wherein the signal protection unit is also provided with an electromagnetic relay K3 and a processor CPU3, the Rogowski coil SPL6 and the Rogowski coil SPL7 are respectively sleeved on a receiving end and a transmitting end line of a signal wire, the thermistor RT5 and the thermistor RT6 are respectively connected with the receiving end and the transmitting end line of the signal wire, the piezoresistor R5 and the piezoresistor R6 are respectively connected with the receiving end and the transmitting end line of the signal wire, the electromagnetic relay K3 is arranged on the signal wire circuit and can control the on-off of the signal wire, and the Rogowski coil SPL6, the Rogowski coil SPL7, the thermistor RT5, the thermistor RT6, the piezoresistor R5, the piezoresistor R6 and the electromagnetic relay K3 are electrically connected with the processor CPU3, and the processor CPU3 is connected with the full-life data acquisition unit through a data wire.
Further preferably, a front-end protection circuit component iv is configured at the input end of the radio frequency protection unit, the front-end protection circuit component iv comprises a unidirectional transient suppression diode and an inductor and a capacitor which are connected in parallel, the unidirectional transient suppression diode is connected between a radio frequency input line and a radio frequency input ground line of the feeder, and the inductor and the capacitor which are connected in parallel are connected in series on the radio frequency input line of the feeder; the acquisition sensor of the radio frequency protection unit comprises a Rogowski coil SPL8, a thermistor RT7 and a piezoresistor R7, an electromagnetic relay K4 and a processor CPU4 are further arranged in the radio frequency protection unit, the Rogowski coil SPL8 is sleeved on a radio frequency input circuit of a feeder, the thermistor RT7, the piezoresistor R7 and the electromagnetic relay K4 are all arranged on the feeder, the electromagnetic relay K4 can control the on-off of the radio frequency output of the feeder, the Rogowski coil SPL8, the thermistor RT7, the piezoresistor R7 and the electromagnetic relay K4 are all electrically connected with the processor CPU4, and the processor CPU4 is connected with the full-life data acquisition unit through a data wire.
Further preferably, the life-cycle data acquisition unit adopts an RSM3485 serial data converter, and the RSM3485 serial data converter transmits the data acquired and calculated by the dc power supply protection unit, the ac power supply protection unit, the signal protection unit and the radio frequency protection unit to the server by sending RS485 data.
In addition, the full-life data acquisition unit CAN also adopt a TJA1050T bus converter, and the TJA1050T bus converter transmits the data acquired and calculated by the direct-current power supply protection unit, the alternating-current power supply protection unit, the signal protection unit and the radio frequency protection unit to the server through CAN data.
Compared with the prior art, the strong electromagnetic pulse monitoring and protecting device adopting the technical scheme has the following beneficial effects:
the device can absorb and weaken strong electromagnetic pulses generated on various circuits so as to protect electronic equipment connected with the circuits, can simultaneously realize the protection of the strong electromagnetic pulses on a direct current power supply, an alternating current power supply, a signal wire, a feeder line for radio frequency, and also collect data of each protection unit through a full-life data acquisition unit and send the data to a server, thereby realizing comprehensive real-time monitoring, protecting the full life (health) of the electronic equipment and improving the safety and reliability of a power system.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the strong electromagnetic pulse monitoring and protecting device of the present utility model.
Fig. 2 is a circuit diagram of the dc power protection unit in the present embodiment.
Fig. 3 is a circuit diagram of an ac power protection unit in the present embodiment.
Fig. 4 is a circuit diagram of the signal protection unit in the present embodiment.
Fig. 5 is a circuit diagram of the rf protection unit in this embodiment.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The strong electromagnetic pulse monitoring and protecting device shown in fig. 1 comprises a direct current power supply protecting unit, an alternating current power supply protecting unit, a signal protecting unit, a radio frequency protecting unit and a life-span data collecting unit.
As shown in fig. 1 and fig. 2, the dc power supply protection unit is connected in series in a dc circuit, and a front end protection circuit component i is configured at an input end of the dc power supply protection unit, where the front end protection circuit component i includes a unidirectional transient suppression diode, a common mode inductance, and a varistor, and the unidirectional transient suppression diode, the common mode inductance, and the varistor are connected in parallel between the positive and negative poles of the dc circuit; the acquisition sensor of the direct current power supply protection unit comprises a Rogowski coil SPL1, a Rogowski coil SPL2, a thermistor RT1 and a piezoresistor R1, wherein an electromagnetic relay K1 and a processor CPU1 are further arranged in the direct current power supply protection unit, the Rogowski coil SPL1 and the Rogowski coil SPL2 are respectively sleeved on a positive pole line and a negative pole line of a direct current circuit to acquire current on the direct current circuit, the thermistor RT1 is connected with the positive pole line of the direct current circuit to acquire temperature of the direct current power supply line, the piezoresistor R1 is connected with the positive pole and the negative pole of the direct current circuit to acquire voltage of the direct current power supply line, the electromagnetic relay K1 is simultaneously arranged on the positive pole line and the negative pole line of the direct current circuit, and the electromagnetic relay K1 can control on-off state of the direct current circuit. The Roche coil SPL1, the Roche coil SPL2, the thermistor RT1, the piezoresistor R1 and the electromagnetic relay K1 are electrically connected with the processor CPU1, and the processor CPU1 is connected with the full-life data acquisition unit through a data line. The CPU1 calculates the intensity and the times of strong electromagnetic pulse according to the collected current and voltage, and combines the temperature of the current direct current power supply to perform comprehensive treatment, and calculates the state of the direct current power supply and the life (health) state of the protection unit. When the processor CPU1 calculates that the current direct current power supply or the protection unit is not suitable for supplying power to the back-end electronic equipment, the whole circuit output is cut off through the electromagnetic relay K1, the back-end electronic equipment is protected, and meanwhile, the processor CPU1 sends the current state and data to the full-life data acquisition unit in real time.
As shown in fig. 1 and 3, the ac power supply protection unit is connected in series in a three-phase ac circuit, and a front end protection circuit assembly ii is configured at the input end of the ac power supply protection unit, where the front end protection circuit assembly ii includes a bidirectional transient suppression diode and a varistor, and the bidirectional transient suppression diode and the varistor are connected in parallel between three power lines of the three-phase ac circuit; the acquisition sensor of the alternating current power supply protection unit comprises a Rogowski coil SPL3, a Rogowski coil SPL4, a Rogowski coil SPL5, a thermistor RT2, a thermistor RT3, a thermistor RT4, a piezoresistor R2, a piezoresistor R3 and a piezoresistor R4, an electromagnetic relay K2 and a processor CPU2 are further arranged in the alternating current power supply protection unit, the Rogowski coil SPL3, the Rogowski coil SPL4 and the Rogowski coil SPL5 are respectively sleeved on three power transmission lines of a three-phase alternating current circuit to acquire current on the three power transmission lines, the thermistor RT2, the thermistor RT3 and the thermistor RT4 are respectively connected with the three power transmission lines of the three-phase alternating current circuit to acquire the temperature of the alternating current power supply line, the piezoresistor R2, the piezoresistor R3 and the piezoresistor R4 are respectively connected with the three power transmission lines of the three-phase alternating current circuit to acquire the voltage of the alternating current power supply line, the electromagnetic relay K2 is arranged on the three power transmission lines of the three-phase alternating current circuit through the electromagnetic relay K2, the three power transmission lines of the whole three-phase alternating current circuit can control the on-off of the whole three-phase alternating current circuit, the Rogowski coil SPL3, the Rogowski coil SPL4, the Rogowski coil SPL5, the piezoresistor RT3 and the piezoresistor R2 are respectively connected with the data of the piezoresistor R2 and the data processing unit, and the CPU2 are connected with the data of the whole voltage resistor R2. When the processor CPU2 calculates that the current alternating current power supply or the protection unit is not suitable for supplying power to the back-end electronic equipment, the whole circuit output is cut off through the electromagnetic relay K2, the back-end electronic equipment is protected, and meanwhile the processor CPU2 sends the current state and data to the full-life data acquisition unit in real time.
As shown in fig. 1 and fig. 4, the signal protection unit is connected in series in the signal line, a front end protection circuit component iii is configured at the input end of the signal protection unit, the front end protection circuit component iii comprises a unidirectional transient suppression diode, a fast recovery fuse and a piezoresistor, the unidirectional transient suppression diode and the piezoresistor are connected in parallel between the receiving end and the transmitting end of the signal line, and the fast recovery fuse is connected in series on the lines of the receiving end and the transmitting end of the signal line; the acquisition sensor of the signal protection unit comprises a Rogowski coil SPL6, a Rogowski coil SPL7, a thermistor RT5, a thermistor RT6, a piezoresistor R5 and a piezoresistor R6, wherein an electromagnetic relay K3 and a processor CPU3 are further arranged in the signal protection unit, the Rogowski coil SPL6 and the Rogowski coil SPL7 are respectively sleeved on a receiving end and a transmitting end line of a signal wire to acquire current on the signal wire, the thermistor RT5 and the thermistor RT6 are respectively connected with the receiving end and the transmitting end line of the signal wire to acquire temperature of the signal wire, the piezoresistor R5 and the piezoresistor R6 are respectively connected with the receiving end and the transmitting end line of the signal wire to acquire voltage of the signal wire, the electromagnetic relay K3 is arranged on the signal wire, the receiving end and the transmitting end line of the signal wire simultaneously pass through the electromagnetic relay K3, and the electromagnetic relay K3 can control on-off of the signal wire. The Rogowski coil SPL6, the Rogowski coil SPL7, the thermistor RT5, the thermistor RT6, the piezoresistor R5, the piezoresistor R6 and the electromagnetic relay K3 are electrically connected with the processor CPU3, and the processor CPU3 is connected with the full-life data acquisition unit through a data line. When the processor CPU3 calculates that the current signal line or the protection unit is not suitable for transmitting signals to the back-end electronic equipment, the whole signal output is cut off through the electromagnetic relay K3, the back-end electronic equipment is protected, and meanwhile, the processor CPU3 sends the current state and data to the full-life data acquisition unit in real time.
As shown in fig. 1 and fig. 5, the radio frequency protection unit is connected in series in a feeder line of the radio frequency equipment, a front end protection circuit component iv is configured at an input end of the radio frequency protection unit, the front end protection circuit component iv comprises a unidirectional transient suppression diode and an inductor and a capacitor which are connected in parallel, the unidirectional transient suppression diode is connected between a radio frequency input line and a radio frequency input ground line of the feeder line, and the parallel inductor and the capacitor are connected in series on the radio frequency input line of the feeder line; the acquisition sensor of the radio frequency protection unit comprises a Rogowski coil SPL8, a thermistor RT7 and a piezoresistor R7, wherein an electromagnetic relay K4 and a processor CPU4 are further arranged in the radio frequency protection unit, the Rogowski coil SPL8 is sleeved on a radio frequency input line of a feeder to acquire current on the radio frequency input line, the thermistor RT7 is connected with the radio frequency input line of the feeder to acquire temperature of the feeder, the piezoresistor R7 is connected with the radio frequency input line of the feeder to acquire voltage of the feeder, the electromagnetic relay K4 is arranged on the feeder, the radio frequency input line and the radio frequency input ground line simultaneously pass through the electromagnetic relay K4, the electromagnetic relay K4 can control on-off of radio frequency output of the feeder, the Rogowski coil SPL8, the thermistor RT7, the piezoresistor R7 and the electromagnetic relay K4 are electrically connected with the processor CPU4, and the processor CPU4 is connected with the full-life data acquisition unit through a data line. When the processor CPU4 calculates that the current feeder is not suitable for receiving and transmitting radio frequency signals, the whole radio frequency output is cut off through the electromagnetic relay K4, the rear-end electronic equipment is protected, and meanwhile the processor CPU4 sends the current state and data to the full-life data acquisition unit in real time.
The life-span data acquisition unit adopts an RSM3485 serial data converter, and the RSM3485 serial data converter transmits the data acquired and calculated by the direct-current power supply protection unit, the alternating-current power supply protection unit, the signal protection unit and the radio frequency protection unit to the server through RS485 data.
The above-described technical solution is a preferred embodiment of the present utility model, and it should be understood that those skilled in the art may make several modifications and improvements without departing from the principles of the present utility model, and these should also be considered as the protection scope of the present utility model.
Claims (7)
1. The utility model provides a strong electromagnetic pulse monitors protector which characterized in that: the device comprises a direct current power supply protection unit, an alternating current power supply protection unit, a signal protection unit, a radio frequency protection unit and a full-life data acquisition unit, wherein the direct current power supply protection unit is connected in series in a direct current circuit, the alternating current power supply protection unit is connected in series in the alternating current circuit, the signal protection unit is connected in series in a signal line, and the radio frequency protection unit is connected in series in a feeder line; the system comprises a direct current power supply protection unit, an alternating current power supply protection unit, a signal protection unit and a radio frequency protection unit, wherein the direct current power supply protection unit is provided with a collection sensor, the direct current power supply protection unit collects the circuit state of a direct current power supply through the collection sensor, the alternating current power supply protection unit collects the circuit state of an alternating current power supply through the collection sensor, the signal protection unit collects the circuit state of a signal line through the collection sensor, the radio frequency protection unit collects the circuit state of a feeder line through the collection sensor, and the direct current power supply protection unit, the alternating current power supply protection unit, the signal protection unit and the radio frequency protection unit are all connected with the full-life data collection unit through data lines, and the full-life data collection unit is connected with a server.
2. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the input end of the direct current power supply protection unit is provided with a front end protection circuit component I, wherein the front end protection circuit component I comprises a unidirectional transient suppression diode, a common mode inductor and a piezoresistor, and the unidirectional transient suppression diode, the common mode inductor and the piezoresistor are connected in parallel between the anode and the cathode of the direct current circuit; the acquisition sensor of the direct current power supply protection unit comprises a Rogowski coil SPL1, a Rogowski coil SPL2, a thermistor RT1 and a piezoresistor R1, an electromagnetic relay K1 and a processor CPU1 are further arranged in the direct current power supply protection unit, the Rogowski coil SPL1 and the Rogowski coil SPL2 are respectively sleeved on a positive pole circuit and a negative pole circuit of a direct current circuit at the rear end of the front end protection circuit component I, the thermistor RT1, the piezoresistor R1 and the electromagnetic relay K1 are all arranged on the direct current circuit, and the Rogowski coil SPL1, the Rogowski coil SPL2, the thermistor RT1, the piezoresistor R1 and the electromagnetic relay K1 are electrically connected with the processor CPU1, and the processor CPU1 is connected with the full-life data acquisition unit through a data line.
3. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the alternating current power supply protection unit is connected in series in the three-phase alternating current circuit, a front end protection circuit component II is configured at the input end of the alternating current power supply protection unit, the front end protection circuit component II comprises a bidirectional transient suppression diode and a piezoresistor, and the bidirectional transient suppression diode and the piezoresistor are connected in parallel between three power transmission lines of the three-phase alternating current circuit; the acquisition sensor of the alternating current power supply protection unit comprises a Rogowski coil SPL3, a Rogowski coil SPL4, a Rogowski coil SPL5, a thermistor RT2, a thermistor RT3, a thermistor RT4, a piezoresistor R2, a piezoresistor R3 and a piezoresistor R4, an electromagnetic relay K2 and a processor CPU2 are further arranged in the alternating current power supply protection unit, the Rogowski coil SPL3, the Rogowski coil SPL4 and the Rogowski coil SPL5 are respectively sleeved on three transmission lines of a three-phase alternating current circuit at the rear end of the front end protection circuit assembly II, the thermistor RT2, the thermistor RT3 and the thermistor RT4 are respectively connected with the three transmission lines of the three-phase alternating current circuit, the piezoresistor R2, the piezoresistor R3 and the piezoresistor R4 are respectively connected with the three transmission lines of the three-phase alternating current circuit, the electromagnetic relay K2 is arranged on the three-phase alternating current circuit and can control the on-off of the whole three-phase alternating current circuit, and the Rogowski coil SPL3, the Rogowski coil SPL4, the Rogowski coil SPL5, the thermistor RT2, the thermistor RT3, the thermistor RT4, the piezoresistor R2 and the piezoresistor R2 are respectively connected with the processor CPU2 through the data acquisition unit.
4. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the input end of the signal protection unit is provided with a front end protection circuit component III, the front end protection circuit component III comprises a unidirectional transient suppression diode, a fast recovery fuse and a piezoresistor, the unidirectional transient suppression diode and the piezoresistor are connected in parallel between the receiving end and the transmitting end of the signal wire, and the fast recovery fuse is connected in series on the lines of the receiving end and the transmitting end of the signal wire; the acquisition sensor of the signal protection unit comprises a Rogowski coil SPL6, a Rogowski coil SPL7, a thermistor RT5, a thermistor RT6, a piezoresistor R5 and a piezoresistor R6, wherein the signal protection unit is also provided with an electromagnetic relay K3 and a processor CPU3, the Rogowski coil SPL6 and the Rogowski coil SPL7 are respectively sleeved on a receiving end and a transmitting end line of a signal wire, the thermistor RT5 and the thermistor RT6 are respectively connected with the receiving end and the transmitting end line of the signal wire, the piezoresistor R5 and the piezoresistor R6 are respectively connected with the receiving end and the transmitting end line of the signal wire, the electromagnetic relay K3 is arranged on the signal wire circuit and can control the on-off of the signal wire, and the Rogowski coil SPL6, the Rogowski coil SPL7, the thermistor RT5, the thermistor RT6, the piezoresistor R5, the piezoresistor R6 and the electromagnetic relay K3 are electrically connected with the processor CPU3, and the processor CPU3 is connected with the full-life data acquisition unit through a data wire.
5. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the input end of the radio frequency protection unit is provided with a front end protection circuit component IV, the front end protection circuit component IV comprises a unidirectional transient suppression diode and an inductor and a capacitor which are connected in parallel, the unidirectional transient suppression diode is connected between a radio frequency input line and a radio frequency input ground line of a feeder, and the inductor and the capacitor which are connected in parallel are connected in series on the radio frequency input line of the feeder; the acquisition sensor of the radio frequency protection unit comprises a Rogowski coil SPL8, a thermistor RT7 and a piezoresistor R7, an electromagnetic relay K4 and a processor CPU4 are further arranged in the radio frequency protection unit, the Rogowski coil SPL8 is sleeved on a radio frequency input circuit of a feeder, the thermistor RT7, the piezoresistor R7 and the electromagnetic relay K4 are all arranged on the feeder, the electromagnetic relay K4 can control the on-off of the radio frequency output of the feeder, the Rogowski coil SPL8, the thermistor RT7, the piezoresistor R7 and the electromagnetic relay K4 are all electrically connected with the processor CPU4, and the processor CPU4 is connected with the full-life data acquisition unit through a data wire.
6. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the full-life data acquisition unit adopts an RSM3485 serial data converter, and the RSM3485 serial data converter transmits data acquired and calculated by the direct-current power supply protection unit, the alternating-current power supply protection unit, the signal protection unit and the radio frequency protection unit to the server through RS485 data.
7. The strong electromagnetic pulse monitoring guard of claim 1, wherein: the full-life data acquisition unit adopts a TJA1050T bus converter, and the TJA1050T bus converter transmits the data acquired and calculated by the direct-current power supply protection unit, the alternating-current power supply protection unit, the signal protection unit and the radio frequency protection unit to the server through CAN data.
Priority Applications (1)
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CN202321472893.0U CN220209962U (en) | 2023-06-09 | 2023-06-09 | Strong electromagnetic pulse monitoring and protecting device |
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CN202321472893.0U CN220209962U (en) | 2023-06-09 | 2023-06-09 | Strong electromagnetic pulse monitoring and protecting device |
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CN202321472893.0U Active CN220209962U (en) | 2023-06-09 | 2023-06-09 | Strong electromagnetic pulse monitoring and protecting device |
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