CN113363849B - High tension switchgear remote monitoring device and high tension switchgear - Google Patents
High tension switchgear remote monitoring device and high tension switchgear Download PDFInfo
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- CN113363849B CN113363849B CN202110668016.XA CN202110668016A CN113363849B CN 113363849 B CN113363849 B CN 113363849B CN 202110668016 A CN202110668016 A CN 202110668016A CN 113363849 B CN113363849 B CN 113363849B
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- switch cabinet
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/026—Movable parts and contacts mounted thereon
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a high-voltage switch cabinet remote monitoring device and a high-voltage switch, which comprise a high-voltage switch cabinet body and a temperature measurement system arranged on the high-voltage switch cabinet body, wherein a fixing frame, a smoke sensor and a humidity sensor are respectively arranged in the high-voltage switch cabinet body, a high-voltage isolating switch is arranged at the upper end of the fixing frame, a fan, a heating box and a main electric push rod heating box air outlet end are respectively arranged on the outer wall of the high-voltage switch cabinet body and are connected with an exhaust pipe, a branch air pipe is arranged on the exhaust pipe in a communicating manner, the air outlet end of the branch air pipe is arranged on one side of the high-voltage isolating switch, a frame groove is arranged in the front of the high-voltage switch cabinet body, a fireproof cover is inserted in the frame groove, and a telescopic end of the main electric push rod is arranged on the fireproof cover. If take place the condition of a fire, vice electric putter can pass through the indirect switch-on separation of pushing away high-voltage isolator of push rod and cut off the power supply, and the cover that will prevent fires of rethread main electric putter shifts out, if it is unusual to generate heat, and the fan is discharged cooling air from the bronchus, carries out ventilation cooling to the internal contact position of high-voltage switchgear and handles, carries out effectual emergency treatment.
Description
Technical Field
The invention belongs to the technical field of switch cabinets, and particularly relates to a high-voltage switch cabinet remote monitoring device and a high-voltage switch
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like.
High tension switchgear is at the operation in-process, the contact of switch, positions such as bus bar connector are great because of long-term load, it is ageing, the moisture is great etc. cause the contact resistance too big and generate heat, because the cubical switchboard is airtight operation, reasons such as the narrow and small and insulation protection of inner space, the temperature of these position of generating heat is unable monitoring under the running state almost, finally can cause the emergence of conflagration and large tracts of land power failure accident because of overheated, consequently, need set up temperature measurement system in the high tension switchgear, temperature measurement system is by wireless temperature measurement terminal, wireless temperature measurement concentrator, wireless 2G/3G/4G DTU transmission module and upper temperature monitoring management center constitute, the weak point of existence has: the existing high-voltage switch cabinet can monitor the temperature remotely, but the emergency treatment can not be carried out on the abnormal heating high-voltage switch cabinet, the development of fire inside the high-voltage control cabinet is often rapid, and a remote manager needs to find out the abnormal heating and then arranges maintenance personnel to go to the region of the abnormal high-voltage control cabinet for danger elimination, needs to consume a certain time and cannot carry out the timely danger elimination on the high-voltage control cabinet.
Disclosure of Invention
The invention aims to provide a high-voltage switch cabinet remote monitoring device and a high-voltage switch, and aims to solve the problem that the high-voltage switch cabinet monitoring device in the prior art cannot perform emergency treatment on heating abnormity.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high tension switchgear remote monitoring device, includes the high tension switchgear body and sets up the temperature measurement system above that, be provided with mount, smoke transducer and humidity transducer in the high tension switchgear body respectively, the mount upper end is provided with a plurality of high-voltage isolator, is provided with fan, heating cabinet and main electric putter on the high tension switchgear body outer wall respectively, the fan is given vent to anger the end and is connected with the heating cabinet, and the heating cabinet is given vent to anger the end and is connected with the exhaust pipe, and the intercommunication is provided with a plurality of bronchus on the exhaust pipe, and the bronchus is given vent to anger the end and is set up in high tension isolator one side, the preceding frame groove that is equipped with of the high tension switchgear body, the interpolation of frame groove is equipped with the fire prevention cover, the flexible end of main electric putter sets up on the fire prevention cover.
Preferably, the temperature measurement system comprises a wireless temperature measurement terminal, a wireless temperature measurement concentrator, a wireless 2G/3G/4G DTU transmission module and an upper temperature monitoring management center, and the data output ends of the smoke sensor and the humidity sensor are respectively connected with the wireless 2G/3G/4G DTU transmission module and a controller on the high-voltage switch cabinet body.
Preferably, an electric heating rod and a dust filter plate are respectively arranged in the heating box, the control end of the electric heating rod is connected with the temperature control switch, a connecting pipe is communicated between the air outlet end of the fan and the air inlet end of the heating box, a plurality of pipe holes are formed in the high-voltage switch cabinet body, and the branch air pipes penetrate through the pipe holes.
Preferably, the outlet end of the branch air pipe is provided with a corrugated conduit, and the outer end of the corrugated conduit is horn-shaped.
Preferably, the frame groove and the cross section of the fireproof cover are in a pi-shaped structure, a connecting block is arranged in front of the fireproof cover, the telescopic end of the main electric push rod is arranged on the connecting block, and the control end of the main electric push rod is electrically connected with a controller on the high-voltage switch cabinet body.
The utility model provides a high tension switchgear, is including placing high-voltage isolator among the high tension switchgear remote monitoring device, the mount up end is provided with the vice electric putter of a plurality of, and controller electric connection on vice electric putter control end and the high tension switchgear body.
Preferably, the insulating box end of switch on the high voltage isolator is provided with the emergency board, is equipped with the slot on the emergency board lateral wall, the flexible end of vice electric putter is provided with the binaural seat, and the rotation cover is equipped with the push rod on the binaural seat, the push rod top is rotated and is connected with L type piece, and L type piece bottom face is provided with the binaural seat, the correspondence is equipped with the rotation hole on the push rod, and the push rod passes through the rotation hole and rotates the cover and establish on the binaural seat at both ends.
Preferably, a movable hole is formed in the side wall of the L-shaped block, a spring insertion rod is inserted into the movable hole, and the extending end of the spring insertion rod is inserted into the slot.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the humidity sensor is arranged in the high-voltage switch cabinet body, when the humidity in the high-voltage switch cabinet body exceeds a limit value, the fan enables outside air to flow through the heating box, the electric heating rod in the heating box heats the discharged air, the heated air is discharged through the corrugated conduit, the interior of the high-voltage switch cabinet body is subjected to dehumidification treatment, and moisture is discharged from the heat dissipation port on the high-voltage switch cabinet body, so that the high-voltage switch cabinet has a good dehumidification function.
According to the invention, whether a fire occurs in the high-voltage switch cabinet body can be detected through the smoke sensor, if the fire occurs, the auxiliary electric push rod can push the upper disconnecting link of the high-voltage isolating switch to separate through the push rod, the L-shaped block and the emergency plate, so that the power-off operation is carried out, the fireproof cover is moved out through the main electric push rod, so that the high-voltage switch cabinet bodies on two sides are protected, if the wireless temperature measuring sensor in the temperature measuring system detects abnormity, the cooling air can be exhausted from the branch air pipe through the fan, the ventilation and heat dissipation treatment can be carried out on the contact position in the high-voltage switch cabinet body, and the effective emergency treatment can be carried out on the heating abnormity in the high-voltage switch cabinet body.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic partial cross-sectional front view of FIG. 1;
FIG. 3 is a left side schematic view of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 2;
FIG. 5 is an enlarged view of FIG. 2 at b;
fig. 6 is an enlarged schematic view of fig. 2 at c.
In the figure: 1 high-voltage switch cabinet body, 2 fixed frames, 3 smoke sensors, 4 humidity sensors, 5 high-voltage isolating switches, 6 fans, 7 heating boxes, 8 main electric push rods, 9 exhaust pipes, 10 branch air pipes, 11 frame grooves, 12 fireproof covers, 13 electric heating rods, 14 dust filtering plates, 15 temperature control switches, 16 connecting pipes, 17 pipe holes, 18 corrugated guide pipes, 19 connecting blocks, 20 pairs of electric push rods, 21 emergency plates, 22 inserting grooves, 23 double-lug shaft seats, 24 push rods, 25L-shaped blocks, 26 rotating holes, 27 moving holes and 28 spring inserting rods.
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.
Referring to fig. 1-6, a remote monitoring device for a high-voltage switch cabinet comprises a high-voltage switch cabinet body 1 and a temperature measuring system arranged on the high-voltage switch cabinet body, wherein a fixing frame 2, a smoke sensor 3 and a humidity sensor 4 are respectively screwed in the high-voltage switch cabinet body 1, the types of the smoke sensor 3 and the humidity sensor 4 are TB/02001 and HK2021040201, three high-voltage isolating switches 5 are screwed on the upper end of the fixing frame 2, a fan 6, a heating box 7 and a main electric push rod 8 are respectively screwed on the outer wall of the high-voltage switch cabinet body 1, the fan 6 can be a blower or an air cooler and is RB-21D-1-RB-91D-3 and SAC-25, the type of the main electric push rod 8 is XDHA12-1000, the air outlet end of the fan 6 is connected with the heating box 7, the air outlet end of the heating box 7 is connected with a pipe 9, three sub-exhaust pipes 10 are communicated on the main exhaust pipe 9, the air outlet ends of the sub-pipes 10 are arranged on the outer side of the high-voltage isolating switch cabinet body 5, the sub-air pipes 10 can guide cooling air onto the high-voltage isolating switch cabinet body 5 for heat treatment by dissipating, a frame groove 11 is arranged in the high-voltage switch cabinet body 1, a fire-protection cover 12 is arranged in front, a fire protection cover 12 is arranged on the inner wall, and a fire protection cover 12, and a fire protection cover is arranged on the high-protection switch cabinet body, and has a fire protection cover 12.
The temperature measurement system comprises a wireless temperature measurement terminal, a wireless temperature measurement concentrator, a wireless 2G/3G/4G DTU transmission module and an upper-layer temperature monitoring management center, the wireless temperature measurement terminal is composed of a wireless temperature measurement sensor and can perform real-time wireless detection on the temperature of a contact end in the high-voltage switch cabinet body 1, and the data output ends of the smoke sensor 3 and the humidity sensor 4 are respectively connected with the wireless 2G/3G/4G DTU transmission module and a controller on the high-voltage switch cabinet body 1.
The heating box 7 is internally and respectively screwed with an electric heating rod 13 and a dust filtering plate 14, the dust filtering plate 14 filters dust discharged into the air, the model of the electric heating rod 13 is WTL-DT011, the control end of the electric heating rod 13 is connected with a temperature control switch 15, the model of the temperature control switch 15 is KSD301, the temperature control switch 15 adjusts the working temperature of the electric heating rod 13, a connecting pipe 16 is communicated between the air outlet end of the fan 6 and the air inlet end of the heating box 7, the high-voltage switch cabinet body 1 is provided with three pipe holes 17, and the branch air pipe 10 penetrates through the pipe holes 17.
The air outlet end of the branch air pipe 10 is in threaded connection with a corrugated guide pipe 18, the outer end of the corrugated guide pipe 18 is in a horn shape, and the corrugated guide pipe 18 is arranged to adjust the direction of the discharged cooling air.
The sections of the frame groove 11 and the fireproof cover 12 are in n-shaped structures, the connecting block 19 is welded in front of the fireproof cover 12, the telescopic end of the main electric push rod 8 is connected to the connecting block 19 in a threaded mode, the control end of the main electric push rod 8 is electrically connected with the controller on the high-voltage switch cabinet body 1, and when the smoke sensor 3 detects abnormality, the controller in the high-voltage switch cabinet body 1 can drive the telescopic end of the main electric push rod 8 to move, so that the fireproof cover 12 moves outwards, and the high-voltage switch cabinet body 1 which is adjacent to two sides is prevented from being affected.
The invention also provides a high-voltage switch, which comprises a high-voltage isolating switch 5 arranged in the high-voltage switch cabinet remote monitoring device, wherein three auxiliary electric push rods 20 are arranged on the upper end surface of the fixed frame 2, the model of the auxiliary electric push rods 20 is KSD301, the control end of each auxiliary electric push rod 20 is electrically connected with a controller on the high-voltage switch cabinet body 1, and when the smoke sensor 3 detects abnormality, the controller can drive the telescopic end of each auxiliary electric push rod 20 to move;
an emergency plate 21 is connected to the end, in a threaded manner, of the disconnecting link insulating box on the high-voltage isolating switch 5, the emergency plate 21 is made of insulating materials, a slot 22 is formed in the outer side wall of the emergency plate 21, a double-lug shaft seat 23 is welded to the telescopic end of the auxiliary electric push rod 20, a push rod 24 is sleeved on the double-lug shaft seat 23 in a rotating manner, an L-shaped block 25 is connected to the top end of the push rod 24 in a rotating manner, the double-lug shaft seat 23 is arranged on the bottom end face of the L-shaped block 25, a rotating hole 26 is correspondingly formed in the push rod 24, and the push rod 24 is sleeved on the double-lug shaft seats 23 at the two ends in a rotating manner through the rotating hole 26.
The side wall of the L-shaped block 25 is provided with a movable hole 27, a spring inserted rod 28 is inserted into the movable hole 27, the extending end of the spring inserted rod 28 is inserted into the slot 22, and the push rod 24 and the L-shaped block 25 are fixed through the spring inserted rod 28.
The working principle of the invention is as follows: when the high-voltage isolating switch 5 in the high-voltage switch cabinet body 1 is subjected to daily maintenance and inspection, an operator needs to hold the spring insertion rod 28 by hand to pull outwards to pull the spring insertion rod 28 out of the slot 22 on the emergency board 21 and then control the opening and closing of the knife switch on the high-voltage isolating switch 5, in the daily use process, the smoke sensor 3, the humidity sensor 4, the fan 6, the main electric push rod 8, the electric heating rod 13, the temperature control switch 15 and the auxiliary electric push rod 20 are connected with an external power supply, if the humidity sensor 4 detects abnormal data, the electric heating rod 13 in the heating box 7 is subjected to accurate temperature heating processing under the control of the temperature control switch 15, when the fan 6 works, external air is discharged into the branch air pipe 10 through the connecting pipe 16 and the exhaust pipe 9 through the air inlet end, the air in the heating box 7 is subjected to heating processing, and finally is discharged into the contact end in the high-voltage switch cabinet body 1 through the corrugated pipe 18, and dehumidification operation is performed;
if wireless temperature sensor in the temperature measurement system detects when unusual, fan 6 can pass through connecting pipe 16 with external cooling air, exhaust pipe 9 and zhi fengguan 10 are discharged into high-voltage isolator 5 contact end and are carried out cooling treatment, if smoke transducer 3 detects data when unusual, vice electric putter 20 flexible end can promote push rod 24 and carry out vertical movement, push rod 24 can promote emergency board 21 through L type piece 25 and carry out vertical movement, and then carry out vertical lifting to high-voltage isolator 5's brake end, make high-voltage isolator 5 carry out the operation of opening circuit, in time interrupt the electric power in the high-voltage switch cabinet body 1, controller drive main electric putter 8 flexible end on the high-voltage switch cabinet body 1 removes simultaneously, main electric putter 8 flexible end drives fire shield 12 and moves to the outside, fire shield 12 sets up and forms the back-fire relief region, the influence of condition to both sides high-voltage switch cabinet body 1 has been avoided, have the problem of carrying out effective processing to the abnormal heat generation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a high tension switchgear remote monitoring device, includes the high tension switchgear body (1) and sets up the temperature measurement system above that, its characterized in that: the high-voltage switch cabinet is characterized in that a fixing frame (2), a smoke sensor (3) and a humidity sensor (4) are respectively arranged in the high-voltage switch cabinet body (1), a plurality of high-voltage isolating switches (5) are arranged at the upper end of the fixing frame (2), a fan (6), a heating box (7) and a main electric push rod (8) are respectively arranged on the outer wall of the high-voltage switch cabinet body (1), the air outlet end of the fan (6) is connected with the heating box (7), the air outlet end of the heating box (7) is connected with an exhaust pipe (9), a plurality of branch air pipes (10) are arranged on the exhaust pipe (9) in a communicated manner, the air outlet end of each branch air pipe (10) is arranged on one side of each high-voltage isolating switch (5), a frame groove (11) is arranged in front of the high-voltage switch cabinet body (1), a fireproof cover (12) is inserted in the frame groove (11), the telescopic end of the main electric push rod (8) is arranged on the fireproof cover (12), a connecting block (19) is arranged in front of the fireproof cover (12), the telescopic end of the main electric push rod (8) is arranged on the connecting block (19), the main electric push rod (8) is electrically connected with a temperature controller in the high-voltage switch cabinet body (1), a filter rod (13) and a filter (13) and a temperature controller (13) which is arranged on the high-voltage switch cabinet body (7), the high-voltage switch cabinet is characterized in that a connecting pipe (16) is communicated between the air outlet end of the fan (6) and the air inlet end of the heating box (7), a plurality of pipe holes (17) are formed in the high-voltage switch cabinet body (1), the branch air pipe (10) penetrates through the pipe holes (17), and the air outlet end of the branch air pipe (10) is provided with a corrugated guide pipe (18).
2. The remote monitoring device for the high-voltage switch cabinet according to claim 1, wherein: the temperature measurement system comprises a wireless temperature measurement terminal, a wireless temperature measurement concentrator, a wireless 2G/3G/4G DTU transmission module and an upper-layer temperature monitoring management center, wherein the data output ends of the smoke sensor (3) and the humidity sensor (4) are respectively connected with the wireless 2G/3G/4G DTU transmission module and a controller on the high-voltage switch cabinet body (1).
3. The remote monitoring device for the high-voltage switch cabinet according to claim 1, wherein: the outer end of the corrugated conduit (18) is in a trumpet shape.
4. The remote monitoring device for the high-voltage switch cabinet according to claim 1, wherein: the sections of the frame groove (11) and the fireproof cover (12) are in pi-shaped structures.
5. A high voltage switch, characterized by: the high-voltage switch cabinet remote monitoring device comprises the high-voltage switch cabinet remote monitoring device according to any one of claims 1 to 4, and a high-voltage isolating switch (5) placed in the high-voltage switch cabinet body (1), wherein the upper end face of the fixing frame (2) is provided with a plurality of auxiliary electric push rods (20), the control ends of the auxiliary electric push rods (20) are electrically connected with a controller on the high-voltage switch cabinet body (1), an emergency board (21) is arranged at the end of a disconnecting link insulating box on the high-voltage isolating switch (5), a slot (22) is arranged on the outer side wall of the emergency board (21), a double-lug shaft seat (23) is arranged at the telescopic end of each auxiliary electric push rod (20), and a push rod (24) is rotatably sleeved on the double-lug shaft seat (23), the top end of the push rod (24) is rotatably connected with an L-shaped block (25), the bottom end face of the L-shaped block (25) is provided with the double-trunnion seat (23), the push rod (24) is correspondingly provided with a rotating hole (26), the push rod (24) is rotatably sleeved on the double-trunnion seat (23) at two ends through the rotating hole (26), if the detection data of the smoke sensor (3) is abnormal, the telescopic end of the auxiliary electric push rod (20) can push the push rod (24) to vertically move, the push rod (24) can push the emergency plate (21) to vertically move through the L-shaped block (25), and then the knife brake end of the high-voltage isolating switch (5) is vertically lifted, so that the high-voltage isolating switch (5) is subjected to circuit breaking operation, the side wall of the L-shaped block (25) is provided with a movable hole (27), a spring insertion rod (28) is inserted into the movable hole (27), and the extending end of the spring insertion rod (28) is inserted into the slot (22).
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| CN202110668016.XA CN113363849B (en) | 2021-06-16 | 2021-06-16 | High tension switchgear remote monitoring device and high tension switchgear |
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| CN202110668016.XA CN113363849B (en) | 2021-06-16 | 2021-06-16 | High tension switchgear remote monitoring device and high tension switchgear |
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| CN113363849A CN113363849A (en) | 2021-09-07 |
| CN113363849B true CN113363849B (en) | 2022-10-25 |
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