CN210669639U - Suspension type transmission line monitoring device - Google Patents
Suspension type transmission line monitoring device Download PDFInfo
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- CN210669639U CN210669639U CN201922173744.4U CN201922173744U CN210669639U CN 210669639 U CN210669639 U CN 210669639U CN 201922173744 U CN201922173744 U CN 201922173744U CN 210669639 U CN210669639 U CN 210669639U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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Abstract
The utility model discloses a suspension type transmission line monitoring device, which comprises an upper hemispherical part and a lower hemispherical part fixed with the upper hemispherical part; the upper hemispherical part is provided with a through hole for a power transmission wire to pass through, and an induction power taking device is arranged inside the upper hemispherical part; the bottom surface of the lower hemispherical part is a circular plane, and the inner wall of the bottom surface of the lower hemispherical part is provided with a power-taking adjusting device, a microprocessor and a wireless transmitting module; and the outer wall of the bottom surface of the lower hemispherical part is provided with a millimeter wave radar, a camera and a sensor group. The utility model discloses monitoring device can install on the transmission line to get the electricity through the response and supply power to monitoring device, as long as do not take place equipment damage, can realize lasting transmission line control; and simultaneously, the utility model discloses after buffering, rectification, energy release and the steady voltage are got to the voltage of electricity device output to the response, rethread DC/DC converting circuit supplies power to monitoring device, has effectively improved the stability of power supply.
Description
Technical Field
The invention relates to a power transmission line, in particular to a suspension type power transmission line monitoring device.
Background
At present, electric power resources become one of indispensable resources in social life; the key of power transmission is that power transmission is performed, and as more and more electric equipment is used in life and work, the power supply of the power transmission line directly influences the normal operation of life and work; in order to ensure normal power supply of the power transmission line, the power transmission line needs to be monitored in real time;
however, in the process of monitoring the power transmission line, the problem of power supply is inevitably involved, the capacity of the storage battery is limited, the storage battery needs to be replaced or charged at intervals, and under the condition that the monitoring points are more, the workload of workers is increased undoubtedly by adopting the storage battery for power supply; and once the storage battery of the monitoring point is used up, the monitoring point equipment cannot work. Therefore, power taking is carried out on the power transmission line, and the method has important significance for monitoring the power transmission line.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a suspension type transmission line monitoring device, can install on the transmission line to get the electricity through the response and supply power to monitoring device, as long as do not take place the equipment damage, just can realize the transmission line control that lasts.
The purpose of the utility model is realized through the following technical scheme: a suspension type power transmission line monitoring device comprises an upper hemispherical part and a lower hemispherical part fixed with the upper hemispherical part; the upper hemispherical part is provided with a through hole for a power transmission wire to pass through, and an induction power taking device is arranged inside the upper hemispherical part; the bottom surface of the lower hemispherical part is a circular plane, and the inner wall of the bottom surface of the lower hemispherical part is provided with a power-taking adjusting device, a microprocessor and a wireless transmitting module; the outer wall of the bottom surface of the lower hemispherical part is provided with a millimeter wave radar, a camera and a sensor group;
the signal output ends of the millimeter wave radar, the camera and the sensor group are all connected with a microprocessor, and the output end of the microprocessor sends data to a remote monitoring center through a wireless sending module;
the power supply input end of the power supply adjusting device is connected with the power supply induction device, and the power supply output end of the power supply adjusting device is connected with the microprocessor, the wireless sending module, the millimeter wave radar, the camera and the sensor group respectively, so that power supply of the whole monitoring device is realized.
The utility model has the advantages that: the utility model discloses monitoring device can install on the transmission line to get the electricity through the response and supply power to monitoring device, as long as do not take place equipment damage, can realize lasting transmission line control; and simultaneously, the utility model discloses after buffering, rectification, energy release and the steady voltage are got to the voltage of electricity device output to the response, rethread DC/DC converting circuit supplies power to monitoring device, has effectively improved the stability of power supply.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the power-taking adjusting device;
in the figure, 1-an upper hemispherical part, 2-a lower hemispherical part, 3-a through hole, 4-an induction power-taking device, 5-a power transmission line, 6-a power-taking adjusting device, 7-a microprocessor, 8-a wireless transmitting module, 9-a millimeter wave radar, 10-a camera and 11-a sensor group.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1, a suspended power transmission line monitoring device includes an upper hemispherical portion 1 and a lower hemispherical portion 2 fixed to the upper hemispherical portion 1; the upper hemispherical part 1 is provided with a through hole 3 for a power transmission wire 5 to pass through, and an induction power taking device 4 is arranged inside the upper hemispherical part 1; the bottom surface of the lower hemispherical part 2 is a circular plane, and the inner wall of the bottom surface of the lower hemispherical part 2 is provided with a power-taking adjusting device 6, a microprocessor 7 and a wireless transmitting module 8; the outer wall of the bottom surface of the lower hemispherical part 2 is provided with a millimeter wave radar 9, a camera 10 and a sensor group 11;
the signal output ends of the millimeter wave radar 9, the camera 10 and the sensor group 11 are all connected with the microprocessor 7, and the output end of the microprocessor 7 sends data to a remote monitoring center through the wireless sending module 8;
the power input end of the power-taking adjusting device 6 is connected with the power-taking device 4 in an induction mode, and the power output end of the power-taking adjusting device 6 is connected with the microprocessor 7, the wireless sending module 8, the millimeter wave radar 9, the camera 10 and the sensor group 11 respectively, so that power supply of the whole monitoring device is achieved.
In the embodiment of the present application, the upper hemispherical portion 1 and the lower hemispherical portion 2 are fixed by means including, but not limited to, snapping, screwing, welding and bonding. The induction electricity taking device 4 comprises a current transformer or a voltage transformer. The induction electricity taking device 4 is sleeved on a power transmission line 5 penetrating through the upper hemispherical part 1. The sensor group comprises one or more of a temperature sensor, a humidity sensor, a wind speed sensor and a wind direction sensor.
When the power transmission line is laid, the power transmission line penetrates through the through hole 3, the induction electricity taking device 4 in the upper hemispherical part 1 is sleeved on the power transmission line, and suspension type installation of the monitoring device in the laying process can be completed, in the monitoring process, the voltage output by the induction electricity taking device 4 is adjusted by the electricity taking adjusting device 6 to supply power to the whole monitoring device, wherein the millimeter wave radar 9 on the outer wall of the bottom surface of the lower hemispherical part is used for detecting whether a damage target exists, the camera 10 is used for collecting video image information below the monitoring device, the sensor group 11 is used for collecting environment (temperature, humidity, wind power, wind direction and the like) information, and the microprocessor transmits the information collected by the millimeter wave radar 9, the camera 10 and the sensor group 11 to a remote monitoring center through the wireless transmitting module for monitoring by the monitoring center; because the monitoring device is powered by induction power taking, theoretically, continuous power transmission line monitoring can be realized as long as equipment damage does not occur.
The power-taking adjusting device 6 comprises a buffer circuit, a rectifier bridge circuit, an energy release circuit, a voltage stabilizing circuit and a DC/DC conversion circuit; the buffer circuit and the rectifier bridge circuit are connected in parallel and then connected to the output end of the induction power taking device, the output end of the rectifier bridge circuit is connected with the input end of the energy release circuit, the output end of the energy release circuit is connected with the input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit supplies power to the whole monitoring device through the DC/DC conversion device;
the energy release circuit comprises a first resistor R1, a second bidirectional TVS tube, a first voltage dependent resistor MOV1, a second voltage dependent resistor MOV2 and a gas discharge tube D; a first end of the first resistor R1 is connected with an input end of the energy release circuit; the second end of the first resistor R1 is connected with the output end of the energy release circuit; the first end of the first resistor R1 is also grounded through a second bidirectional TVS tube; the second end of the first resistor R1 is also grounded through a first varistor MOV1 and a second varistor MOV2 in sequence; the gas discharge tube D is arranged in parallel at two ends of the second piezoresistor MOV 2;
when the power transmission line is overloaded and weather influences such as lightning and the like occur, surge voltage can be generated in the induction power taking assembly, when the surge voltage is input, the first varistor MOV1 and the second varistor MOV2 jointly play a role in protection, and meanwhile, the first resistor R1 and the first TVS tube restrain residual energy of the surge voltage; when the surge voltage is too large, the impulse discharge current is too large, and the residual voltage exceeds the due protection level, at the moment, the gas discharge tube D is conducted and short-circuited with the first varistor MOV2, and meanwhile, the gas discharge tube releases energy to the ground, and the residual voltage reduces the ground; at this time, the residual energy of the surge voltage is suppressed by the first resistor R1 and the first TVS tube. That is, the energy discharge circuit can protect the monitoring device when the surge voltage is input, and even if the surge voltage is too large, the energy discharge circuit can discharge energy through the gas discharge tube D, thereby further improving the safety of the monitoring device.
The voltage stabilizing circuit comprises a first triode Q1, a Zener diode Z1 and a short-circuit protection device, wherein the cathode of the Zener diode Z1 is connected with the base electrode of the first triode Q1, the cathode of the Zener diode Z1 is also connected with the input end of the voltage stabilizing circuit through a current limiting resistor R4, the anode of the Zener diode Z1 is grounded, the collector of the first triode Q1 is connected with the second end of the first resistor R1, and the emitter of the first triode Q1 is connected with the output end of the voltage stabilizing circuit; the short-circuit protection device comprises a second resistor R2, a third resistor R3 and a second triode Q2; one end of the second resistor R2 is connected to the input end of the voltage stabilizing circuit, and the other end of the second resistor R2 is connected to the output end of the voltage stabilizing circuit through a third resistor R3; the common end of the second resistor R2 and the third resistor R3 is connected to the base electrode of a second triode Q2, the collector electrode of the second triode Q2 is connected with the base electrode of the first triode Q1, and the emitter electrode of the second triode Q2 is connected to the output end of the voltage stabilizing circuit. After being stabilized by the voltage stabilizing circuit, the power is supplied by the DC/DC conversion circuit, so that the adverse effect of power supply fluctuation on monitoring is avoided; because the voltage stabilizing circuit also comprises a short-circuit protection device, the first triode in the voltage stabilizing circuit can be protected from being damaged when the output of the first triode is short-circuited, and potential safety hazards are reduced.
In the embodiment of the application, the rectifier bridge circuit adopts a conventional rectifier bridge circuit structure composed of four diodes, as shown in fig. 1, a1 and a2 of the rectifier bridge circuit are jointly used as alternating current input ends, and are connected in parallel with the buffer circuit and then connected to the output end of the induction power taking device; the positive direct current output end of the rectifier bridge circuit is used as the output end of the rectifier bridge circuit and is connected to the energy release circuit; the negative direct current output end of the rectifier bridge circuit is grounded; in this embodiment, the buffer circuit includes a first bidirectional TVS transistor and a capacitor C, and the first bidirectional TVS transistor and the capacitor C are connected in parallel and then connected to an output end of the induction power-taking device; the parallel connection of the buffer circuit and the rectifier bridge circuit means that: an alternating current input end A1 of the rectifier bridge circuit is connected with a first end of the first bidirectional TVS tube and a first end of the capacitor C to serve as a first common end, and an alternating current input end A2 of the rectifier bridge circuit is connected with a second end of the first bidirectional TVS tube and a second end of the capacitor C to serve as a second common end; in the embodiment of the present application, the induction power taking device includes, but is not limited to, a voltage transformer or a current transformer, where, when the current transformer is used, a resistor needs to be connected in series with the secondary winding output of the current transformer, and a voltage signal is taken from the resistor; when the voltage transformer is adopted, the voltage is directly output from a secondary winding of the voltage transformer; the voltage output from the induction electricity taking device needs two ports, the output voltage is actually the voltage between the two ports, the two ports are used as the output end of the induction electricity taking device and are connected with the buffer circuit and the rectifier bridge circuit after being connected in parallel, namely, the first public end of the rectifier bridge circuit and the buffer circuit is connected to one port, and the second public end of the rectifier bridge circuit and the buffer circuit is connected to the other port. The DC/DC conversion device comprises a plurality of DC/DC converters with different output voltages, the output end of the voltage stabilizing circuit is respectively connected with each DC/DC converter, and the DC/DC converters output different voltages to supply power to the whole monitoring device. Therefore, different use point requirements of the monitoring equipment can be met.
Finally, it should be noted that the above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a suspension type transmission line monitoring device which characterized in that: comprises an upper hemispherical part (1) and a lower hemispherical part (2) fixed with the upper hemispherical part (1); the upper hemispherical part (1) is provided with a through hole (3) for a power transmission wire (5) to pass through, and an induction power taking device (4) is arranged inside the upper hemispherical part (1); the bottom surface of the lower hemispherical part (2) is a circular plane, and the inner wall of the bottom surface of the lower hemispherical part (2) is provided with a power-taking adjusting device (6), a microprocessor (7) and a wireless transmitting module (8); the outer wall of the bottom surface of the lower hemispherical part (2) is provided with a millimeter wave radar (9), a camera (10) and a sensor group (11);
the signal output ends of the millimeter wave radar (9), the camera (10) and the sensor group (11) are connected with the microprocessor (7), and the output end of the microprocessor (7) sends data to a remote monitoring center through the wireless sending module (8);
the power supply input end of the power-taking adjusting device (6) is connected with the power-taking device (4) in an induction mode, and the power supply output end of the power-taking adjusting device (6) is connected with the microprocessor (7), the wireless sending module (8), the millimeter wave radar (9), the camera (10) and the sensor group (11) respectively, so that power supply of the whole monitoring device is achieved.
2. The monitoring device of claim 1, wherein: the upper hemispherical part (1) and the lower hemispherical part (2) are fixed in a clamping manner, a threaded connection manner, a welding manner and an adhesion manner.
3. The monitoring device of claim 1, wherein: the induction electricity taking device (4) comprises a current transformer or a voltage transformer.
4. The suspended power transmission line monitoring device according to claim 3, characterized in that: the induction electricity taking device (4) is sleeved on a power transmission line (5) penetrating through the upper hemispherical part (1).
5. The monitoring device of claim 1, wherein: the sensor group comprises one or more of a temperature sensor, a humidity sensor, a wind speed sensor and a wind direction sensor.
6. The monitoring device of claim 1, wherein: the power-taking adjusting device (6) comprises a buffer circuit, a rectifier bridge circuit, an energy release circuit, a voltage stabilizing circuit and a DC/DC conversion circuit; the buffer circuit and the rectifier bridge circuit are connected in parallel and then connected to the output end of the induction power taking device, the output end of the rectifier bridge circuit is connected with the input end of the energy release circuit, the output end of the energy release circuit is connected with the input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit supplies power to the whole monitoring device through the DC/DC conversion device;
the energy release circuit comprises a first resistor R1, a second bidirectional TVS tube, a first voltage dependent resistor MOV1, a second voltage dependent resistor MOV2 and a gas discharge tube D; a first end of the first resistor R1 is connected with an input end of the energy release circuit; the second end of the first resistor R1 is connected with the output end of the energy release circuit; the first end of the first resistor R1 is also grounded through a second bidirectional TVS tube; the second end of the first resistor R1 is also grounded through a first varistor MOV1 and a second varistor MOV2 in sequence; the gas discharge tube D is arranged in parallel at two ends of the second piezoresistor MOV 2;
the voltage stabilizing circuit comprises a first triode Q1, a Zener diode Z1 and a short-circuit protection device, wherein the cathode of the Zener diode Z1 is connected with the base electrode of the first triode Q1, the cathode of the Zener diode Z1 is also connected with the input end of the voltage stabilizing circuit through a current limiting resistor R4, the anode of the Zener diode Z1 is grounded, the collector of the first triode Q1 is connected with the second end of the first resistor R1, and the emitter of the first triode Q1 is connected with the output end of the voltage stabilizing circuit; the short-circuit protection device comprises a second resistor R2, a third resistor R3 and a second triode Q2; one end of the second resistor R2 is connected to the input end of the voltage stabilizing circuit, and the other end of the second resistor R2 is connected to the output end of the voltage stabilizing circuit through a third resistor R3; the common end of the second resistor R2 and the third resistor R3 is connected to the base electrode of a second triode Q2, the collector electrode of the second triode Q2 is connected with the base electrode of the first triode Q1, and the emitter electrode of the second triode Q2 is connected to the output end of the voltage stabilizing circuit.
7. The suspended power transmission line monitoring device according to claim 6, characterized in that: the DC/DC conversion device comprises a plurality of DC/DC converters with different output voltages, the output end of the voltage stabilizing circuit is respectively connected with each DC/DC converter, and the DC/DC converters output different voltages to supply power to the whole monitoring device.
8. The suspended power transmission line monitoring device according to claim 6, characterized in that: the buffer circuit comprises a first bidirectional TVS tube and a capacitor C, and the first bidirectional TVS tube and the capacitor C are connected in parallel and then connected to the output end of the induction power taking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173744.4U CN210669639U (en) | 2019-12-06 | 2019-12-06 | Suspension type transmission line monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173744.4U CN210669639U (en) | 2019-12-06 | 2019-12-06 | Suspension type transmission line monitoring device |
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| CN210669639U true CN210669639U (en) | 2020-06-02 |
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| CN201922173744.4U Active CN210669639U (en) | 2019-12-06 | 2019-12-06 | Suspension type transmission line monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113422428A (en) * | 2021-05-17 | 2021-09-21 | 国网山东省电力公司淄博供电公司 | Multiple combined induction high-voltage transmission line power taking and power transformation device |
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2019
- 2019-12-06 CN CN201922173744.4U patent/CN210669639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113422428A (en) * | 2021-05-17 | 2021-09-21 | 国网山东省电力公司淄博供电公司 | Multiple combined induction high-voltage transmission line power taking and power transformation device |
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