CN117013418A - High-voltage switch GIS monitoring device with safety protection structure - Google Patents

High-voltage switch GIS monitoring device with safety protection structure Download PDF

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Publication number
CN117013418A
CN117013418A CN202310986272.2A CN202310986272A CN117013418A CN 117013418 A CN117013418 A CN 117013418A CN 202310986272 A CN202310986272 A CN 202310986272A CN 117013418 A CN117013418 A CN 117013418A
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CN
China
Prior art keywords
leakage
gas
switch cabinet
cabinet body
electric telescopic
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Granted
Application number
CN202310986272.2A
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Chinese (zh)
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CN117013418B (en
Inventor
奚一祥
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Nantong Xutai Automation Equipment Co ltd
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Nantong Xutai Automation Equipment Co ltd
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Priority to CN202310986272.2A priority Critical patent/CN117013418B/en
Publication of CN117013418A publication Critical patent/CN117013418A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035Gas-insulated switchgear
    • H02B13/045Details of casing, e.g. gas tightness
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32Mounting of devices therein
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035Gas-insulated switchgear

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

The utility model discloses a high-voltage switch GIS monitoring device with a safety protection structure, which comprises a switch cabinet body, operation doors and an adjusting assembly, wherein the operation doors are symmetrically arranged on the front surface of the switch cabinet body through hinges, the adjusting assembly is arranged on the front surface of one group of operation doors, the anti-leakage assembly is arranged on the front surface of the operation doors, and the inner side of a mounting seat is provided with a monitoring control box. According to the utility model, the adjusting component is arranged on the front surface of the operation door, the motor is operated to drive the threaded rod to rotate so that the sliding block slides on the inner side of the limiting sliding groove, the sliding block drives the anti-leakage component to move to the gas leakage point through the position adjustment in the vertical direction of the connecting frame, the cylinder is operated to push the anti-leakage component so that the anti-leakage frame moves to the position of the leakage point of the operation door, the contact plate extrudes the buffer spring when the contact plate is contacted with the operation door, and the using position of the anti-leakage component is adjusted according to different positions of the leakage point, so that the application range of the anti-leakage component is enlarged.

Description

High-voltage switch GIS monitoring device with safety protection structure
Technical Field
The utility model relates to the technical field of switch cabinet monitoring, in particular to a high-voltage switch GIS monitoring device with a safety protection structure.
Background
The GIS high-voltage switch cabinet is gas-insulated electrical equipment, GIS is English abbreviation of gas-insulated totally-enclosed combined electrical equipment, GIS is formed by circuit breaker, disconnecting switch, grounding switch, mutual inductor, lightning arrester, bus, connecting piece, outgoing terminal and the like, all the equipment or parts are sealed in a metal-grounded shell, SF6 insulating gas with certain pressure is filled in the equipment or parts, the GIS is widely applied in the fields of high voltage and ultrahigh voltage, and the GIS is also used in the field of ultrahigh voltage, and has the advantages of compact structure, small occupied area, high reliability, flexible configuration and the like.
The defects of the switch cabinet monitoring device in the prior art are that:
1. the utility model discloses and provides a switch cabinet monitoring device based on infrared and visible light, which has a simple structure, high reliability, intuitiveness and accuracy, and comprises a data acquisition device and a switch cabinet monitoring device, wherein the data acquisition device comprises an infrared temperature sensor and a miniature visible light camera, and the infrared temperature sensor and the miniature visible light camera are electrically connected with the switch cabinet monitoring device; the switch cabinet monitoring device is provided with a display unit for displaying an infrared temperature measurement image and a visible light camera image, and the switch cabinet monitoring device is applied to the field of electric equipment monitoring. The monitoring device does not have a camera protection structure, and external dust is easy to adhere to the surface of the monitoring device when the monitoring device is not used to cause adverse effects on the monitoring process, so that good use effect of the monitoring device cannot be guaranteed.
2. Patent document CN210297052U discloses a GIS switch cabinet, "three-position switch, voltage transformer earthing switch, single-phase voltage transformer, circuit breaker switch, three-position switch control mechanism and generating line, three-position switch, voltage transformer earthing switch, circuit breaker set up in airtight being full of sulfur hexafluoride's gas tank, voltage transformer earthing switch below is connected with single-phase voltage transformer, the circuit breaker switch passes through the sealing washer and links to each other with the circuit breaker in the gas tank, three-position switch control mechanism links to each other with three-position switch, the generating line passes the gas tank top and links to each other with three-position switch 1, high-voltage components and parts installs at the gas tank, the gas tank supports through the gas tank support base. The GIS switch cabinet has the advantages that the distribution device is totally closed by sulfur hexafluoride gas insulation, and the safety and the reliability are very high. The automatic air supplementing cannot be carried out when the gas of the switch cabinet leaks, so that the normal operation of the electrical equipment in the cabinet body cannot be ensured when the external gas enters the cabinet body.
3. Patent document CN214255327U discloses a switch cabinet and a switch cabinet monitoring device, "comprising a box body, a box door arranged at one side of the box body, a dustproof structure, a ventilation assembly and a switch assembly, wherein the ventilation plate is arranged at one side of the box body below the box door, the upper end of the box body is provided with a mounting seat, a plurality of groups of cooling fans are arranged on the mounting seat, the dustproof structure comprises a filter screen dust collecting plate arranged below the cooling fans, two sides of the filter screen dust collecting plate are clamped and arranged in a clamping groove edge arranged on the side wall of the box body, the clamping groove edge is matched with the filter screen dust collecting plate, a placing groove is arranged at the outer side of the box body, and the placing groove is flush with the clamping groove edge; through the air-cooled radiating air current circulation department in the cubical switchboard, set up the filter screen dust collecting plate, in the circulation, the dust that contains in the gas will be separated by the filter screen, remains on the face, avoids the circuit component in the box to receive the influence of dust, improves the security of electric component work, and the mode of connection is inserted to the filter screen dust collecting plate simultaneously, makes things convenient for personnel to change it, and the practicality is strong. The use position of the leakage-proof assembly of the monitoring device is fixed, and the use position of the leakage-proof assembly cannot be adjusted according to different positions of leakage points when gas leakage is monitored.
4. Patent document JP6738442B2 discloses a switch cabinet for an exhaust gas measuring device, "the switch cabinet comprising a cabinet body (12) which consists of two side walls (14, 16), a ceiling (20), a floor (18) and a rear wall (22) and which can be closed by a door (26) provided on a front side (24), wherein a gas distributor (46) is measured. The switch cabinet monitoring equipment monitors the gas leakage phenomenon only through the gas monitoring component, and does not have a corresponding gas leakage prevention function when the gas leakage is monitored.
Disclosure of Invention
The utility model aims to provide a high-voltage switch GIS monitoring device with a safety protection structure, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high tension switchgear GIS monitoring devices with safety protection structure, includes the switch cabinet body, operation door and adjusting part, the operation door is installed through the hinge symmetry in the front of the switch cabinet body, a set of adjusting part is installed in the front of operation door, adjusting part includes the fixing base, the threaded rod is installed to the opposite side of fixing base, the sliding block is installed in the outside of threaded rod, the mounting panel is installed in the outside of sliding block, the link is installed in the outside of mounting panel, the cylinder is installed in the front of link, the front of operation door is provided with leak protection subassembly, install the mount pad on the diapire of the switch cabinet body, monitoring control box is installed to the inboard of mount pad.
Preferably, the support is installed on the front of the cubical switchboard body, and the protective housing is installed on the top of support, installs discharge data acquisition sensor on the inner wall of protective housing, and the back of protective housing runs through and has offered the collection mouth, has offered the mounting groove on the inner wall of collection mouth symmetry, and electric telescopic handle one is installed to the inboard of a set of mounting groove, and the protection push pedal is installed to electric telescopic handle one's output, and protection push pedal cooperatees with another set of mounting groove, has offered the sliding tray on the diapire of collection mouth.
Preferably, the anti-leakage component comprises an anti-leakage frame, the output end of the air cylinder is connected with the front side of the anti-leakage frame, the top and the bottom of the anti-leakage frame are provided with storage grooves, the inner sides of the storage grooves are embedded and provided with extension baffle plates, the back sides of the extension baffle plates are provided with frames, the back sides of the anti-leakage frame are provided with baffle frames, the back sides of the baffle frames are provided with pressing grooves, the inner sides of the pressing grooves are provided with buffer springs, the other ends of the buffer springs are provided with contact plates, the contact plates are contacted with the front side of the operation door, the inner walls of the storage grooves are provided with grooves, and the inner sides of the grooves are provided with electric telescopic rods II.
Preferably, the front of the operation door is provided with a limiting chute, the front of the operation door is provided with a handle, the bottom of the fixing seat is provided with a motor, and the output end of the motor is connected with the input end of the threaded rod.
Preferably, the adjusting component is connected with the anti-leakage component through an air cylinder, the bottom end of the protection push plate is embedded and installed on the inner side of the sliding groove, the output end of the electric telescopic rod II is connected with the inner side of the extension baffle, and the sliding block is embedded and installed on the inner side of the limiting sliding groove.
Preferably, the front of the switch cabinet body is provided with a control panel, the front of the switch cabinet body is provided with a pressure gauge, the inner wall of the switch cabinet body is provided with a gas spraying cover, the inner wall of the switch cabinet body is provided with a fixing rod, the front of the fixing rod is provided with a mounting rack, the inner wall of the switch cabinet body is provided with a slide rail seat, the outer side of the slide rail seat is embedded with an electric sliding block, and the outer side of the electric sliding block is provided with a gas pressure sensor.
Preferably, the insulating gas bin is installed at the top of the cubical switchboard body, and the seal box is installed at the top of insulating gas bin, installs the air feed fan on the inner wall of seal box, and the output of air feed fan is connected with the air supply pipe, and the output of air supply pipe is connected with the input of jet-propelled cover.
Preferably, the internally mounted of monitoring control box has the controller, and the output of controller is connected with motor, cylinder, electric telescopic handle one and electric telescopic handle two's input respectively, the internally mounted of monitoring control box has the receiver, and the input of receiver is connected with gas pressure sensor and discharge data acquisition sensor's output respectively, wireless transmitter is installed to the output of receiver, wireless transmitter's output is connected with receiving element, receiving element is used for receiving wireless transmitter transmission data, receiving element's output is connected with the control backstage, the output of control backstage is connected with the early warning unit, the early warning unit is used for carrying out the early warning to backstage control personnel.
Preferably, the working steps of the monitoring device are as follows:
s1, detecting a discharge state of a switch cabinet body when electrical equipment in the switch cabinet body normally works, controlling an electric telescopic rod to work for a certain period by a controller, pushing a protection push plate to move on the inner side of a sliding groove by the electric telescopic rod to release shielding of the protection push plate on a collection port, moving the protection push plate to the inner side of a mounting groove, and storing the protection push plate by the mounting groove;
s2, detecting the pressure of insulating filling gas in the switch cabinet body by using a gas pressure sensor, wherein when the gas leaks, the detection result of the gas pressure sensor changes, a receiver receives a change signal and transmits the gas leakage to a monitoring background, an early warning unit works to enable an early warning lamp to be lightened to warn monitoring personnel, an electric sliding block moves on a sliding rail seat to drive the gas pressure sensor to adjust the position in the vertical direction, and the gas pressure sensor determines a leakage point at a gap of an operation door;
s3, a controller in the monitoring control box controls the motor to operate, the motor operates to drive the threaded rod to rotate, the threaded rod rotates to enable the sliding block to slide on the inner side of the limiting chute, and the sliding block drives the anti-leakage assembly to carry out position adjustment in the vertical direction through the connecting frame to enable the anti-leakage assembly to move to the gas leakage point;
s4, the anti-leakage frame shields the gas leakage point, the gas leakage speed is reduced, the controller controls the electric telescopic rod II to work, the electric telescopic rod II pushes the extension baffle to slide on the inner side of the storage groove, the extension baffle moves outwards to enlarge the shielding range of the anti-leakage frame, the extension baffle and the frame cooperate to further slow down the gas leakage speed, and the adjusting assembly and the anti-leakage assembly reset when the worker achieves maintenance.
Preferably, in the step S1, the method further includes the following steps:
s11, detecting the discharging state of the switch cabinet body by the discharging data acquisition sensor, transmitting acquired data to a receiver by the discharging data acquisition sensor after acquisition is completed, transmitting the discharging acquired data to a monitoring background by a wireless transmitter so as to be convenient for monitoring personnel to check, and sealing an acquisition port by a protection push plate by the electric telescopic rod after repeated work to realize the protection of the discharging data acquisition sensor;
in the step S2, the method further includes the following steps:
s21, the air supply fan operates to extract sulfur hexafluoride gas in the insulating gas storage box, the sulfur hexafluoride gas is sprayed out of the air injection cover through the air supply pipe to supplement the insulating gas leaked in the switch cabinet body, external gas is prevented from entering the switch cabinet body through the leakage point, and the supplement of the insulating gas ensures normal operation of electrical equipment in the switch cabinet body;
in the step S3, the method further includes the following steps:
s31, the cylinder operates to push the anti-leakage assembly to enable the anti-leakage frame to move to the position of the leakage point of the operation door, the contact plate extrudes the buffer spring when the contact plate is contacted with the operation door, and the cylinder stops operating when the elasticity of the buffer spring is sensed.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the protective box is arranged at the top end of the support, the electric telescopic rod works to push the protective push plate to move on the inner side of the sliding groove to release the shielding of the protective push plate on the acquisition port, the discharge data acquisition sensor detects the discharge state of the switch cabinet body, the discharge data acquisition sensor transmits acquired data to the receiver after the acquisition is completed, the wireless transmitter transmits the discharge acquisition data to the monitoring background to facilitate the monitoring personnel to check, the electric telescopic rod works again and again to enable the protective push plate to seal the acquisition port to realize the protection of the discharge data acquisition sensor, the protection of the discharge data acquisition sensor prevents the adverse effect on the monitoring process caused by the adhesion of external dust on the surface of the discharge data acquisition sensor, and the good use effect of the discharge data acquisition sensor is ensured.
2. According to the utility model, the insulating gas storage box is arranged at the top of the switch cabinet body, the detection result of the gas pressure sensor changes when gas leaks, the electric sliding block moves on the sliding rail seat to drive the gas pressure sensor to adjust the position in the vertical direction, the gas pressure sensor determines the leakage point at the gap of the operation door, the gas supply fan operates to extract sulfur hexafluoride gas in the insulating gas storage box, the sulfur hexafluoride gas is sprayed out of the gas spraying cover through the gas supply pipe to supplement the insulating gas leaked in the switch cabinet body, the external gas is prevented from entering the switch cabinet body through the leakage point, and the automatic supplement of the insulating gas ensures the normal operation of electrical equipment in the switch cabinet body.
3. According to the utility model, the adjusting component is arranged on the front surface of the operation door, the motor operates to drive the threaded rod to rotate, the threaded rod rotates to enable the sliding block to slide on the inner side of the limiting sliding groove, the sliding block drives the anti-leakage component to move to the gas leakage point through the connecting frame in a vertical direction, the air cylinder operates to push the anti-leakage component to enable the anti-leakage component to move to the position of the leakage point of the operation door, the contact plate extrudes the buffer spring when the contact plate contacts with the operation door, the air cylinder stops operating when the elasticity of the buffer spring is sensed, the using position of the anti-leakage component is adjusted according to different positions of the leakage point, the application range of the anti-leakage component is enlarged, and the stability of the anti-leakage component in use is ensured.
4. According to the utility model, the anti-leakage assembly is arranged on the front surface of the operation door, the anti-leakage frame shields the gas leakage point, so that the gas leakage speed is reduced, the controller controls the electric telescopic rod II to work, the electric telescopic rod II pushes the extension baffle to slide on the inner side of the storage groove, the extension baffle moves outwards to enlarge the shielding range of the anti-leakage frame, the extension baffle is matched with the frame to further slow down the gas leakage rate, the maintenance delay time of the gas leakage point is prolonged for workers on site, and the safety performance of the switch cabinet body in use is enhanced.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the front surface of the switch cabinet of the utility model;
FIG. 3 is a schematic perspective view of a protective case according to the present utility model;
FIG. 4 is a schematic top view of the internal structure of the protection box of the present utility model;
FIG. 5 is a schematic perspective view of a leak prevention assembly according to the present utility model;
FIG. 6 is a schematic view of the front internal structure of the anti-leakage rack of the present utility model;
FIG. 7 is a schematic view of the side inner structure of the anti-leakage rack according to the present utility model;
FIG. 8 is a system diagram of a monitoring control box of the present utility model;
fig. 9 is a flowchart of the operation of the present utility model.
In the figure: 1. a switch cabinet body; 2. an operation door; 3. an adjustment assembly; 4. a bracket; 5. a leak prevention assembly; 6. a mounting base; 7. an insulating gas storage tank; 8. a control panel; 9. a pressure gauge; 10. a gas-spraying cover; 11. a fixed rod; 12. a mounting frame; 13. a slide rail seat; 14. an electric slide block; 15. a gas pressure sensor; 16. limiting sliding grooves; 17. a handle; 18. a fixing seat; 19. a threaded rod; 20. a motor; 21. a sliding block; 22. a mounting plate; 23. a connecting frame; 24. a cylinder; 25. a protective box; 26. a discharge data acquisition sensor; 27. a collection port; 28. a mounting groove; 29. an electric telescopic rod I; 30. a protective push plate; 31. a sliding groove; 32. an anti-leakage frame; 33. a storage groove; 34. an extension baffle; 35. a frame; 36. a blocking frame; 37. pressing a groove; 38. a buffer spring; 39. a contact plate; 40. a seal box; 41. an air supply fan; 42. an air supply pipe; 43. monitoring a control box; 44. a groove; 45. and an electric telescopic rod II.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected or movably connected, or may be detachably connected or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 2, 3 and 5, an embodiment of the present utility model is provided: a high-voltage switch GIS monitoring device with a safety protection structure;
comprises a switch cabinet body 1, an operation door 2 and an adjusting component 3, wherein a control panel 8 is arranged on the front surface of the switch cabinet body 1, a pressure gauge 9 is arranged on the front surface of the switch cabinet body 1, a gas spraying cover 10 is arranged on the inner wall of the switch cabinet body 1, a fixed rod 11 is arranged on the inner wall of the switch cabinet body 1, a mounting frame 12 is arranged on the front surface of the fixed rod 11, a slide rail seat 13 is arranged on the inner wall of the switch cabinet body 1, an electric slide block 14 is arranged on the outer side of the slide rail seat 13 in a jogged manner, a gas pressure sensor 15 is arranged on the outer side of the electric slide block 14, an electric device is arranged on the mounting frame 12, the detection result of the gas pressure sensor 15 changes when a gas leakage phenomenon occurs, the electric slide block 14 moves on the slide rail seat 13 to drive the gas pressure sensor 15 to carry out position adjustment in the vertical direction, the gas pressure sensor 15 determines leakage points at the gap of the operation door 2, the front of the switch cabinet body 1 is symmetrically provided with an operation door 2 through a hinge, the front of the operation door 2 is provided with a limit chute 16, the front of the operation door 2 is provided with a handle 17, the front of one group of operation doors 2 is provided with an adjusting component 3, the adjusting component 3 is connected with a leakage-proof component 5 through a cylinder 24, the adjusting component 3 comprises a fixed seat 18, the opposite side of the fixed seat 18 is provided with a threaded rod 19, the outer side of the threaded rod 19 is provided with a sliding block 21, the sliding block 21 is embedded and arranged at the inner side of the limit chute 16, the outer side of the sliding block 21 is provided with a mounting plate 22, the outer side of the mounting plate 22 is provided with a connecting frame 23, the front of the connecting frame 23 is provided with a cylinder 24, the bottom of the fixed seat 18 is provided with a motor 20, the output end of the motor 20 is connected with the input end of the threaded rod 19, the operation door 2 seals and protects the switch cabinet body 1, opening the operation door 2 to operate the inside of the switch cabinet body 1, ensuring the stability of the motor 20 during operation while providing the installation position for the motor 20, driving the threaded rod 19 to rotate by the operation of the motor 20, enabling the sliding block 21 to slide on the inner side of the limiting sliding groove 16 by the rotation of the threaded rod 19, enabling the sliding block 21 to drive the anti-leakage assembly 5 to carry out position adjustment in the vertical direction through the connecting frame 23 so as to enable the anti-leakage assembly 5 to move to a gas leakage point, and driving the anti-leakage assembly 5 by the operation of the cylinder 24 so as to enable the anti-leakage frame 32 to move to the position of the gas leakage point of the operation door 2.
Referring to fig. 1, 3, 4, 5, 6 and 7, a high-voltage switch GIS monitoring device with a safety protection structure is disclosed;
comprises a bracket 4, a leakage-proof component 5 and a leakage-proof frame 32, the front surface of a switch cabinet body 1 is provided with the bracket 4, the top end of the bracket 4 is provided with a protective box 25, the inner wall of the protective box 25 is provided with a discharge data acquisition sensor 26, the back surface of the protective box 25 is provided with an acquisition port 27 in a penetrating way, the inner wall of the acquisition port 27 is symmetrically provided with a mounting groove 28, the inner side of one group of mounting grooves 28 is provided with an electric telescopic rod I29, the output end of the electric telescopic rod I29 is provided with a protective push plate 30, the protective push plate 30 is matched with the other group of mounting grooves 28, the bottom end of the protective push plate 30 is embedded and mounted on the inner side of the sliding groove 31, the bottom wall of the acquisition port 27 is provided with a sliding groove 31, the bracket 4 supports the protective box 25, the mounting groove 28 provides a mounting position for the electric telescopic rod I29, the electric telescopic rod I29 works to push the protective push plate 30 to move inside the sliding groove 31 to release the shielding of the acquisition port 27, the discharge data acquisition sensor 26 detects the discharge state of the switch cabinet body 1, the discharge data acquisition sensor 26 transmits the acquired data to the receiver after the acquisition is completed, the wireless transmitter transmits the discharge acquisition data to the monitoring background to be convenient for monitoring personnel to check, the electric telescopic rod 29 works again to enable the protection push plate 30 to seal the acquisition port 27 to realize the protection of the discharge data acquisition sensor 26, the front surface of the operation door 2 is provided with the leakage prevention component 5, the leakage prevention component 5 comprises the leakage prevention frame 32, the output end of the air cylinder 24 is connected with the front surface of the leakage prevention frame 32, the top and the bottom of the leakage prevention frame 32 are provided with the storage grooves 33, the inner side of the storage grooves 33 are embedded and provided with the extension baffle 34, the back surface of the extension baffle 34 is provided with the frame 35, the back surface of the leakage prevention frame 32 is provided with the baffle frame 36, the back of keeping off frame 36 has seted up indent 37, buffer spring 38 is installed to the inboard of indent 37, buffer spring 38's the other end is installed contact plate 39, and contact plate 39 contacts with the front of operation door 2, the recess 44 has been seted up on the inner wall of storage tank 33, electric telescopic handle second 45 is installed to the inboard of recess 44, electric telescopic handle second 45's output is connected with the inboard of extension baffle 34, contact plate 39 extrudees buffer spring 38 when contact plate 39 contacts with operation door 2, cylinder 24 stops the operation when sensing buffer spring 38's elasticity, leak protection frame 32 shelters from the gas leakage point, the gas leakage velocity has been reduced, recess 44 provides the mounted position for electric telescopic handle second 45, electric telescopic handle second 45 work, electric telescopic handle second 45 promotes extension baffle 34 and slides in storage tank 33 inboard, extension baffle 34 outside moves the range of sheltering from of leak protection frame 32 and increases, extension baffle 34 cooperates the gas leakage rate further to slow down with frame 35.
Referring to fig. 1, 2 and 8, a high-voltage switch GIS monitoring device with a safety protection structure;
comprises a mounting seat 6, a monitoring control box 43 and an insulating gas storage box 7, wherein the mounting seat 6 is arranged on the bottom wall of the switch cabinet body 1, the monitoring control box 43 is arranged on the inner side of the mounting seat 6, a controller is arranged in the monitoring control box 43, the output end of the controller is respectively connected with the input ends of a motor 20, a cylinder 24, a first electric telescopic rod 29 and a second electric telescopic rod 45, a receiver is arranged in the monitoring control box 43, the input end of the receiver is respectively connected with the output ends of a gas pressure sensor 15 and a discharge data acquisition sensor 26, a wireless transmitter is arranged at the output end of the receiver, a receiving unit is connected with the output end of the wireless transmitter and is used for receiving transmission data of the wireless transmitter, the output end of the receiving unit is connected with a monitoring background, the output end of the monitoring background is connected with an early warning unit, the early warning unit is used for early warning background monitoring personnel, the mounting seat 6 ensures the stability of the monitoring control box 43 during operation, the discharge data acquisition sensor 26 detects the discharge state of the switch cabinet body 1, the discharge data acquisition sensor 26 transmits acquired data to the receiver after acquisition is completed, the wireless transmitter transmits the discharge acquired data to the monitoring background to facilitate the inspection of the monitoring personnel, when gas leakage occurs, the detection result of the gas pressure sensor 15 can change, the receiver receives a change signal and transmits the gas leakage to the monitoring background, the early warning unit works to enable the early warning lamp to light for warning the monitoring personnel, the top of the switch cabinet body 1 is provided with the insulating gas storage box 7, the top of the insulating gas storage box 7 is provided with the sealing box 40, the inner wall of the sealing box 40 is provided with the gas supply fan 41, the output end of the gas supply fan 41 is connected with the gas supply pipe 42, and the output end of the air supply pipe 42 is connected with the input end of the air injection cover 10, the sealing box 40 provides a mounting position for the air supply fan 41 and protects the air supply fan 41, the air supply fan 41 operates to extract sulfur hexafluoride gas in the insulating gas storage box 7, the sulfur hexafluoride gas is sprayed out of the air injection cover 10 through the air supply pipe 42 to supplement the insulating gas leaked in the switch cabinet body 1, and external gas is prevented from entering the switch cabinet body 1 through a leakage point.
The working steps of the monitoring device are as follows:
s1, detecting a discharge state of the switch cabinet body 1 when electrical equipment in the switch cabinet body 1 normally works, controlling the first electric telescopic rod 29 to work regularly by the controller, pushing the first electric telescopic rod 29 to move inside the sliding groove 31 to release shielding of the collecting port 27 by the protective push plate 30, moving the protective push plate 30 to the inner side of the mounting groove 28, and storing the protective push plate 30 by the mounting groove 30;
s2, the gas pressure sensor 15 is used for detecting the pressure of insulating filling gas in the switch cabinet body 1, when the gas leaks, the detection result of the gas pressure sensor 15 is changed, the receiver receives a change signal and transmits the gas leakage to a monitoring background, the early warning unit works to enable an early warning lamp to be on to warn monitoring personnel, the electric sliding block 14 operates on the sliding rail seat 13 to move so as to drive the gas pressure sensor 15 to carry out position adjustment in the vertical direction, and the gas pressure sensor 15 determines leakage points at a gap of the operation door 2;
s3, a controller in the monitoring control box 43 controls the motor 20 to operate, the motor 20 operates to drive the threaded rod 19 to rotate, the threaded rod 19 rotates to enable the sliding block 21 to slide on the inner side of the limiting chute 16, and the sliding block 21 drives the anti-leakage component 5 to adjust the position in the vertical direction through the connecting frame 23 to enable the anti-leakage component 5 to move to a gas leakage point;
s4, the anti-leakage frame 32 shields the gas leakage point, the gas leakage speed is reduced, the controller controls the second electric telescopic rod 45 to work, the second electric telescopic rod 45 pushes the extension baffle 34 to slide on the inner side of the storage groove 33, the extension baffle 34 moves outwards to enlarge the shielding range of the anti-leakage frame 32, the extension baffle 34 is matched with the frame 35 to further slow down the gas leakage speed, and the adjusting assembly 3 and the anti-leakage assembly 5 reset when the worker achieves maintenance.
In step S1, the method further includes the steps of:
s11, detecting the discharging state of the switch cabinet body 1 by the discharging data acquisition sensor 26, transmitting acquired data to a receiver by the discharging data acquisition sensor 26 after acquisition is completed, transmitting the discharging acquired data to a monitoring background by a wireless transmitter so as to be convenient for monitoring personnel to check, and sealing an acquisition port 27 by the protection push plate 30 by the electric telescopic rod 29 again to realize the protection of the discharging data acquisition sensor 26;
in step S2, the method further includes the steps of:
s21, the air supply fan 41 operates to extract sulfur hexafluoride gas in the insulating gas storage box 7, the sulfur hexafluoride gas is sprayed out of the air injection cover 10 through the air supply pipe 42 to supplement the insulating gas leaked in the switch cabinet body 1, external gas is prevented from entering the inside of the switch cabinet body 1 through a leakage point, and the supplementing of the insulating gas ensures the normal operation of electrical equipment in the switch cabinet body 1;
in step S3, the method further includes the steps of:
and S31, the air cylinder 24 operates to push the anti-leakage assembly 5 so that the anti-leakage frame 32 moves towards the position of the leakage point of the operation door 2, the contact plate 39 presses the buffer spring 38 when the contact plate 39 contacts with the operation door 2, and the air cylinder 24 stops operating when the elasticity of the buffer spring 38 is sensed.
Working principle: when the device is used, firstly, when electrical equipment in the switch cabinet body 1 normally works, the discharge state of the switch cabinet body 1 needs to be detected, the first electric telescopic rod 29 is controlled by the controller to work regularly, the first electric telescopic rod 29 works to push the protection push plate 30 to move inside the sliding groove 31 to release the shielding of the protection push plate 30 to the acquisition port 27, the protection push plate 30 moves to the inner side of the mounting groove 28, the mounting groove 30 stores the protection push plate 30, the discharge data acquisition sensor 26 detects the discharge state of the switch cabinet body 1, after the acquisition is completed, the discharge data acquisition sensor 26 transmits the acquisition data to the receiver, the wireless transmitter transmits the discharge acquisition data to the monitoring background to facilitate the inspection of monitoring personnel, and the first electric telescopic rod 29 works again to enable the protection push plate 30 to seal the acquisition port 27 so as to realize the protection of the discharge data acquisition sensor 26;
the gas pressure sensor 15 is used for detecting the pressure of the insulating filling gas in the switch cabinet body 1, when the gas leaks, the detection result of the gas pressure sensor 15 is changed, the receiver receives a change signal and transmits the gas leakage to a monitoring background, the early warning unit is used for enabling the early warning lamp to be lightened to warn monitoring personnel, the electric sliding block 14 is operated on the sliding rail seat 13 to move so as to drive the gas pressure sensor 15 to carry out position adjustment in the vertical direction, the gas pressure sensor 15 is used for determining a leakage point at a gap of the operation door 2, the gas supply fan 41 is used for extracting sulfur hexafluoride gas in the insulating gas storage box 7, the sulfur hexafluoride gas is sprayed out of the jet hood 10 through the gas supply pipe 42 to supplement the insulating gas leaked in the switch cabinet body 1, and external gas is prevented from entering the switch cabinet body 1 through the leakage point, the replenishment of insulating gas ensures the normal operation of the electrical equipment in the switch cabinet body 1, a controller in a monitoring control box 43 controls a motor 20 to operate, the motor 20 operates to drive a threaded rod 19 to rotate, the threaded rod 19 rotates to enable a sliding block 21 to slide at the inner side of a limiting sliding groove 16, the sliding block 21 drives a leakage prevention component 5 to carry out position adjustment in the vertical direction through a connecting frame 23 to enable the leakage prevention component 5 to move to a gas leakage point, an air cylinder 24 operates to push the leakage prevention component 5 to enable the leakage prevention frame 32 to move to the position of the leakage point of an operation door 2, a contact plate 39 extrudes a buffer spring 38 when a contact plate 39 contacts with the operation door 2, the air cylinder 24 stops operating when the elasticity of the buffer spring 38 is sensed, the leakage prevention frame 32 shields the gas leakage point, the gas leakage speed is reduced, the controller controls an electric telescopic rod II 45 to operate, the second electric telescopic rod 45 pushes the extension baffle 34 to slide on the inner side of the storage groove 33, the extension baffle 34 moves outwards to enlarge the shielding range of the anti-leakage frame 32, the extension baffle 34 and the frame 35 are matched to further slow down the gas leakage rate, and the adjusting assembly 3 and the anti-leakage assembly 5 are reset when a worker maintains.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a high tension switch GIS monitoring devices with safety protection structure, includes the cubical switchboard body (1), operation door (2) and adjusting part (3), its characterized in that: the utility model discloses a switch cabinet, including switch cabinet body (1), hinge symmetry installs operation door (2), a set of adjusting part (3) are installed in the front of operation door (2), adjusting part (3) are including fixing base (18), threaded rod (19) are installed to the opposite side of fixing base (18), sliding block (21) are installed in the outside of threaded rod (19), mounting panel (22) are installed in the outside of sliding block (21), link (23) are installed in the outside of mounting panel (22), cylinder (24) are installed in the front of link (23), the front of operation door (2) is provided with leak protection subassembly (5), install mount pad (6) on the diapire of switch cabinet body (1), monitoring control case (43) are installed to the inboard of mount pad (6).
2. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the front of the switch cabinet body (1) is provided with a support (4), the top end of the support (4) is provided with a protective box (25), the inner wall of the protective box (25) is provided with a discharge data acquisition sensor (26), the back of the protective box (25) is provided with an acquisition port (27) in a penetrating mode, the inner wall of the acquisition port (27) is provided with a mounting groove (28) in a symmetrical mode, the inner side of one group of mounting grooves (28) is provided with an electric telescopic rod I (29), the output end of the electric telescopic rod I (29) is provided with a protective push plate (30), the protective push plate (30) is matched with the other group of mounting grooves (28), and the bottom wall of the acquisition port (27) is provided with a sliding groove (31).
3. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the anti-leakage assembly (5) comprises an anti-leakage frame (32), the output end of the air cylinder (24) is connected with the front face of the anti-leakage frame (32), the top and the bottom of the anti-leakage frame (32) are provided with storage grooves (33), the inner sides of the storage grooves (33) are embedded with extension baffle plates (34), the back of the extension baffle plates (34) are provided with frames (35), the back of the anti-leakage frame (32) is provided with baffle frames (36), the back of the baffle frames (36) is provided with pressing grooves (37), the inner sides of the pressing grooves (37) are provided with buffer springs (38), the other ends of the buffer springs (38) are provided with contact plates (39), the contact plates (39) are contacted with the front face of the operation door (2), the inner walls of the storage grooves (33) are provided with grooves (44), and the inner sides of the grooves (44) are provided with electric telescopic rods II (45).
4. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the front of the operation door (2) is provided with a limit chute (16), the front of the operation door (2) is provided with a handle (17), the bottom of the fixing seat (18) is provided with a motor (20), and the output end of the motor (20) is connected with the input end of the threaded rod (19).
5. The high voltage switch GIS monitoring device with a safety protection structure according to any one of claims 1-4, wherein: the adjusting component (3) is connected with the anti-leakage component (5) through the air cylinder (24), the bottom end of the protection push plate (30) is embedded and installed on the inner side of the sliding groove (31), the output end of the electric telescopic rod II (45) is connected with the inner side of the extension baffle plate (34), and the sliding block (21) is embedded and installed on the inner side of the limiting sliding groove (16).
6. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the switch cabinet is characterized in that a control panel (8) is arranged on the front face of the switch cabinet body (1), a pressure gauge (9) is arranged on the front face of the switch cabinet body (1), a gas spraying cover (10) is arranged on the inner wall of the switch cabinet body (1), a fixing rod (11) is arranged on the inner wall of the switch cabinet body (1), a mounting rack (12) is arranged on the front face of the fixing rod (11), a slide rail seat (13) is arranged on the inner wall of the switch cabinet body (1), an electric sliding block (14) is embedded in the outer side of the slide rail seat (13), and a gas pressure sensor (15) is arranged on the outer side of the electric sliding block (14).
7. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the switch cabinet is characterized in that an insulating gas storage box (7) is arranged at the top of the switch cabinet body (1), a sealing box (40) is arranged at the top of the insulating gas storage box (7), a gas supply fan (41) is arranged on the inner wall of the sealing box (40), the output end of the gas supply fan (41) is connected with a gas supply pipe (42), and the output end of the gas supply pipe (42) is connected with the input end of the gas spraying cover (10).
8. The high-voltage switch GIS monitoring device with the safety protection structure according to claim 1, wherein: the internally mounted of monitoring control box (43) has the controller, and the output of controller is connected with the input of motor (20), cylinder (24), electric telescopic handle one (29) and electric telescopic handle two (45) respectively, the internally mounted of monitoring control box (43) has the receiver, and the input of receiver is connected with the output of gas pressure sensor (15) and discharge data acquisition sensor (26) respectively, wireless transmitter is installed to the output of receiver, wireless transmitter's output is connected with receiving element, receiving element is used for receiving wireless transmitter transmission data, receiving element's output is connected with the control backstage, control backstage's output is connected with early warning unit, early warning unit is used for carrying out the early warning to backstage control personnel.
9. The method of using a high voltage switch GIS monitoring device with a safety protection structure according to any one of claims 1-8, wherein the monitoring device comprises the following working steps:
s1, detecting a discharge state of the switch cabinet body (1) when electrical equipment in the switch cabinet body (1) normally works, controlling the electric telescopic rod I (29) to work regularly by a controller, pushing the protective push plate (30) to move inside the sliding groove (31) to release shielding of the protective push plate (30) on the collecting port (27), moving the protective push plate (30) to the inner side of the mounting groove (28), and accommodating the protective push plate (30) by the mounting groove (30);
s2, detecting the pressure of insulating filling gas in the switch cabinet body (1) by using a gas pressure sensor (15), wherein when the gas leaks, the detection result of the gas pressure sensor (15) changes, a receiver receives a change signal and transmits the gas leakage to a monitoring background, an early warning unit works to enable an early warning lamp to be lightened to warn monitoring personnel, an electric sliding block (14) moves on a sliding rail seat (13) to drive the gas pressure sensor (15) to adjust the position in the vertical direction, and the gas pressure sensor (15) determines the leakage point at the gap of an operation door (2);
s3, a controller in a monitoring control box (43) controls a motor (20) to run, the motor (20) runs to drive a threaded rod (19) to rotate, the threaded rod (19) rotates to enable a sliding block (21) to slide on the inner side of a limiting sliding groove (16), and the sliding block (21) drives a leakage prevention assembly (5) to carry out position adjustment in the vertical direction through a connecting frame (23) to enable the leakage prevention assembly (5) to move to a gas leakage point;
s4, prevent leaking frame (32) and shelter from gaseous leakage point, reduced the gas leakage speed, electric telescopic handle two (45) work of controller control, electric telescopic handle two (45) promote to extend baffle (34) and slide in accomodate groove (33) inboard, extend baffle (34) outside and remove and increase the range of sheltering from that prevents leaking frame (32), extend baffle (34) and frame (35) cooperation and further slow down the gas leakage speed, and adjusting part (3) reset with prevent leaking subassembly (5) when the staff reaches to maintain.
10. The method of using a high voltage switch GIS monitoring device with a safety protection structure according to claim 9, wherein in the step S1, the method further comprises the steps of:
s11, detecting a discharging state of the switch cabinet body (1) by a discharging data acquisition sensor (26), transmitting acquired data to a receiver by the discharging data acquisition sensor (26) after acquisition is completed, transmitting the discharging acquired data to a monitoring background by a wireless transmitter so as to be convenient for monitoring personnel to check, and sealing an acquisition port (27) by a protection push plate (30) by a first electric telescopic rod (29) to realize protection of the discharging data acquisition sensor (26);
in the step S2, the method further includes the following steps:
s21, the air supply fan (41) operates to extract sulfur hexafluoride gas in the insulating gas storage box (7), the sulfur hexafluoride gas is sprayed out of the air injection cover (10) through the air supply pipe (42) to supplement the insulating gas leaked in the switch cabinet body (1), external gas is prevented from entering the inside of the switch cabinet body (1) through leakage points, and the supplementing of the insulating gas ensures normal operation of electrical equipment in the switch cabinet body (1);
in the step S3, the method further includes the following steps:
s31, the air cylinder (24) operates to push the anti-leakage assembly (5) to enable the anti-leakage frame (32) to move towards the position of the leakage point of the operation door (2), the contact plate (39) extrudes the buffer spring (38) when the contact plate (39) is in contact with the operation door (2), and the air cylinder (24) stops operating when the elasticity of the buffer spring (38) is sensed.
CN202310986272.2A 2023-08-07 2023-08-07 High-voltage switch GIS monitoring device with safety protection structure Active CN117013418B (en)

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Publication number Priority date Publication date Assignee Title
CN117468882A (en) * 2023-12-28 2024-01-30 西派集团有限公司 High sulfur-resistant ultrahigh-pressure multi-seat oil (gas) extraction wellhead device
CN117468882B (en) * 2023-12-28 2024-03-08 西派集团有限公司 High-sulfur-resistance ultrahigh-pressure multi-seat oil extraction gas wellhead device

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