DC GIS terminal monitoring device

Abstract

The invention discloses a direct-current GIS terminal monitoring device, and relates to the field of power systems, a limiting connecting cylinder is used for fixedly sleeving a direct-current GIS terminal main body, a first rotation driving part is used for driving a turntable to rotate, and first linear telescopic driving parts are arranged at the upper part and the lower part of the turntable; a first temperature monitoring component is arranged at the upper end of the first linear telescopic driving component at the upper part of the turntable; a first temperature monitoring component is arranged at the lower end of the first linear telescopic driving component at the lower part of the turntable; and supports are arranged on the outer sides of the upper portion and the lower portion of the rotary disc, each support is provided with a monitoring mechanism, and each monitoring mechanism comprises a rotary shaft, a mounting plate, a sliding adjusting seat, a first discharge detection part, a second linear telescopic driving part and a second rotary driving part. The device solves the problem that the monitoring range is limited in a traditional monitoring means, potential faults can be found in time, and the reliability and safety of equipment are improved.

Description

Technical Field

[0001] The invention relates to the field of power systems, and in particular to a DC GIS terminal monitoring device. Background Art

[0002] As an important part of the power system, the monitoring of the operating status of the DC GIS terminal is crucial to ensure the stability and safety of the power system. However, the existing DC GIS terminals cannot monitor their operating status during continuous use, especially the temperature and discharge conditions outside the DC GIS terminal. In addition, traditional monitoring methods often have limited monitoring ranges, which makes it difficult to meet the comprehensive monitoring needs of the DC GIS terminal, and cannot detect potential faults in time, reducing the reliability and safety of the equipment. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a DC GIS terminal monitoring device, which solves the problem of limited monitoring range of traditional monitoring means, can detect potential faults in time, and improves the reliability and safety of the equipment.

[0004] To achieve the above object, the present invention provides the following solutions: The present invention provides a DC GIS terminal monitoring device, comprising a limit connection cylinder, a turntable, a first rotating drive component, a plurality of first linear telescopic drive components, a plurality of first temperature monitoring components and a plurality of monitoring mechanisms, wherein the limit connection cylinder is used to be fixedly sleeved on the outside of a DC GIS terminal body, the turntable is rotatably sleeved on the outside of the limit connection cylinder, the first rotating drive component is used to drive the turntable to rotate, the first linear telescopic drive component is arranged on the upper and lower parts of the turntable, the first temperature monitoring component is arranged on the upper end of the first linear telescopic drive component located on the upper part of the turntable, and the first temperature monitoring component is arranged on the lower end of the first linear telescopic drive component located on the lower part of the turntable. Supports are provided on the outer sides of the upper and lower parts of the turntable, and a monitoring mechanism is installed on each of the supports. The monitoring mechanism includes a rotating shaft, a mounting plate, a sliding adjustment seat, a first discharge detection member, a second linear telescopic drive component and a second rotation drive component. The rotating shaft is rotatably mounted on the support, and the axial direction of the rotating shaft is perpendicular to the axial direction of the turntable. The second rotation drive component is used to drive the rotating shaft to rotate. The mounting plate is connected to the rotating shaft, and the sliding adjustment seat is slidably mounted on the mounting plate. The second linear telescopic drive component is used to drive the sliding adjustment seat to slide toward one end close to or away from the rotating shaft, and the first discharge detection member is arranged on the sliding adjustment seat.

[0005] Preferably, two mounting frames are symmetrically arranged at both ends of the outside of the limiting connecting cylinder, and the mounting frames include an upper plate, a lower plate and a side plate, one end of the upper plate is connected to the outer side of the upper part of the limiting connecting cylinder, one end of the lower plate is connected to the outer side of the lower part of the limiting connecting cylinder, and both ends of the side plate are respectively connected to the other end of the upper plate and the other end of the lower plate, and the turntable is located between the limiting connecting cylinder and the two mounting frames.

[0006] Preferably, the turntable includes a cylinder and two toothed discs respectively arranged at the upper and lower ends of the cylinder, the tooth surfaces of the two toothed discs are arranged facing each other, a driven gear is rotatably installed on the inner side of one of the side plates, and the driven gear is meshed with the two toothed discs, a driving gear is rotatably installed on the inner side of the other side plate, and the first rotation driving component is arranged on the outer side of the other side plate, and the first rotation driving component is used to drive the driving gear to rotate; the first linear telescopic driving component is arranged on the upper part of the toothed disc located above, and the first linear telescopic driving component is arranged on the lower part of the toothed disc located below, and the support is arranged on the outer side of each of the toothed discs.

[0007] Preferably, the upper part of the upper toothed disc is symmetrically provided with two of the first linear telescopic driving components, the lower part of the lower toothed disc is symmetrically provided with two of the first linear telescopic driving components, and the outer side of each toothed disc is symmetrically provided with two of the supports.

[0008] Preferably, each of the first linear telescopic drive components on the upper toothed disc is located on the inner side of one of the supports, and each of the first linear telescopic drive components on the lower toothed disc is located on the inner side of one of the supports, and the setting positions of the supports on the upper toothed disc and the supports on the lower toothed disc correspond one to one.

[0009] Preferably, the support includes two symmetrically arranged support plates, one end of each support plate is connected to the outer side of the gear plate, the two ends of the rotating shaft are respectively rotatably mounted on the other ends of the two support plates, and the second rotating drive component is arranged outside one of the support plates and is used to drive the rotating shaft to rotate.

[0010] Preferably, the sliding adjustment seat is slidably sleeved on the mounting plate, the first discharge detection component is arranged on the side of the sliding adjustment seat close to the DC GIS terminal body, a mounting seat is arranged on the side of the mounting plate away from the DC GIS terminal body, and the second linear telescopic drive component is arranged on the mounting seat.

[0011] Preferably, the first linear telescopic driving component is a first electric push rod, the second linear telescopic driving component is a second electric push rod, the first rotary driving component is a first rotary motor, and the second rotary driving component is a second rotary motor.

[0012] Preferably, it further comprises a signal processing unit and a communication unit, each of the first temperature monitoring components and each of the first discharge detection components are connected to the signal processing unit, and the signal processing unit is connected to the communication unit.

[0013] Preferably, it also includes a second temperature monitoring component and a second discharge detection component, both of which are used to be arranged outside the DC GIS terminal body, and both of which are connected to the signal processing unit.

[0014] Compared with the prior art, the present invention has achieved the following technical effects: The limit connecting cylinder of the present invention is used for being fixedly sleeved on the outside of the DC GIS terminal body, the turntable can rotate relative to the limit connecting cylinder, the upper and lower parts of the turntable are both provided with first linear telescopic driving parts for driving the first temperature monitoring part to move up and down, the upper and lower parts of the turntable are both provided with supports for installing the monitoring mechanism, the second rotating driving part in the monitoring mechanism can adjust the angle between the mounting plate and the first discharge detection part and the DC GIS terminal body, the second linear telescopic driving part can drive the sliding adjustment seat and the first discharge detection part to slide toward one end close to the rotating shaft or away from the rotating shaft, and then adjust and control the first temperature monitoring part to monitor the temperature at different positions outside the DC GIS terminal body, so that the first discharge detection part can fully detect and process the discharge conditions at various positions outside the DC GIS terminal body, and can conveniently carry out comprehensive monitoring of the temperature and discharge conditions at different areas outside the DC GIS terminal body when the DC GIS terminal body is continuously running, thereby solving the problem of limited monitoring range of traditional monitoring means, being able to timely discover potential faults, and improving the reliability and safety of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 A schematic diagram of the use of the DC GIS terminal monitoring device provided by the present invention; Figure 2A first three-dimensional structural diagram of the DC GIS terminal monitoring device provided by the present invention; Figure 3 A second three-dimensional structural diagram of the DC GIS terminal monitoring device provided by the present invention; Figure 4 A first three-dimensional structural diagram of the monitoring mechanism in the DC GIS terminal monitoring device provided by the present invention; Figure 5 This is a second three-dimensional structural diagram of the monitoring mechanism in the DC GIS terminal monitoring device provided by the present invention.

[0017] Explanation of the accompanying drawings: 100, DC GIS terminal monitoring device; 1, limit connecting cylinder; 2, upper plate; 3, lower plate; 4, side plate; 5, lower bolt; 6, first rotating drive component; 7, driving gear; 8, driven gear; 9, toothed disc; 10, cylinder; 11, first linear telescopic drive component; 12, first temperature monitoring component; 13, support plate; 14, second rotating drive component; 15, rotating shaft; 16, mounting plate; 17, sliding adjustment seat; 18, first discharge detection component; 19, mounting seat; 20, second linear telescopic drive component; 21, fixing block; 200, DC GIS terminal body; 300, cable. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] The purpose of the present invention is to provide a DC GIS terminal monitoring device, which solves the problem of limited monitoring range in traditional monitoring means, can detect potential faults in time, and improves the reliability and safety of the equipment.

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] like Figure 1-Figure 5As shown, this embodiment provides a DC GIS terminal monitoring device 100, including a limit connection cylinder 1, a rotating disk, a first rotating drive component 6, a plurality of first linear telescopic driving components 11, a plurality of first temperature monitoring components 12 and a plurality of monitoring mechanisms. The DC GIS terminal body 200 is arranged at the end of the cable 300, and the limit connection cylinder 1 is used to be fixedly sleeved on the outside of the DC GIS terminal body 200. Specifically, after installation, the limit connection cylinder 1 can be closely fitted with the outer wall of the DC GIS terminal body 200 to maintain a stable position, and can be removed from the DC GIS terminal body 200. The rotating disk is rotatably sleeved on the outside of the limit connection cylinder 1. Specifically, the positions of the turntable and the limit connection cylinder 1 in the axial direction are relatively unchanged, and the turntable can move circumferentially relative to the limit connection cylinder 1. The first rotating drive component 6 is used to drive the turntable to rotate.

[0022] A first linear telescopic drive component 11 is provided at the upper and lower parts of the turntable. A first temperature monitoring component 12 is provided at the upper end of the first linear telescopic drive component 11 located at the upper part of the turntable, and a first temperature monitoring component 12 is provided at the lower end of the first linear telescopic drive component 11 located at the lower part of the turntable. The axial direction of the first linear telescopic drive component 11 is consistent with the axial direction of the turntable.

[0023] Supports are provided on the outer sides of the upper and lower parts of the turntable, and a monitoring mechanism is installed on each support. The monitoring mechanism includes a rotating shaft 15, a mounting plate 16, a sliding adjustment seat 17, a first discharge detection member 18, a second linear telescopic driving component 20 and a second rotation driving component 14. The rotating shaft 15 is rotatably installed on the support, and the axial direction of the rotating shaft 15 is perpendicular to the axial direction of the turntable. The second rotation driving component 14 is used to drive the rotating shaft 15 to rotate. The mounting plate 16 is connected to the rotating shaft 15. The sliding adjustment seat 17 is slidably installed on the mounting plate 16. The second linear telescopic driving component 20 is used to drive the sliding adjustment seat 17 to slide toward one end close to the rotating shaft 15 or away from the rotating shaft 15. The first discharge detection member 18 is arranged on the sliding adjustment seat 17.

[0024] When in use, the limiting connecting cylinder 1 is fixedly sleeved on the outside of the DC GIS terminal body 200, and the turntable can rotate relative to the limiting connecting cylinder 1. The turntable can drive the first temperature monitoring component 12 and the first discharge detection component 18 to rotate relative to the DC GIS terminal body 200. The upper and lower parts of the turntable are provided with a first linear telescopic driving component 11 for driving the first temperature monitoring component 12 to move up and down, thereby adjusting and controlling the first temperature monitoring component 12 to monitor the temperature at different positions outside the DC GIS terminal body 200.

[0025] The outer sides of the upper and lower parts of the turntable are provided with supports for installing the monitoring mechanism. The second rotating drive component 14 in the monitoring mechanism can adjust the angle between the mounting plate 16 and the first discharge detection component 18 and the DC GIS terminal body 200. The second linear telescopic drive component 20 can drive the sliding adjustment seat 17 and the first discharge detection component 18 to slide toward one end close to the rotating shaft 15 or away from the rotating shaft 15, so that the position and angle detected by the first discharge detection component 18 can be dynamically adjusted, so that the first discharge detection component 18 can fully detect and process the discharge conditions at various positions outside the DC GIS terminal body 200.

[0026] In this embodiment, the temperature and discharge conditions at different external areas of the DC GIS terminal body 200 can be conveniently monitored comprehensively when the DC GIS terminal body 200 is in continuous operation, which solves the problem of limited monitoring range of traditional monitoring methods. It can conveniently analyze whether the operating status of the DC GIS terminal body 200 is normal and safe, and then discover potential faults in time, thereby improving the reliability and safety of the equipment.

[0027] Specifically, two mounting frames are symmetrically arranged at both ends of the outside of the limiting connecting tube 1, and the mounting frames include an upper plate 2, a lower plate 3 and a side plate 4. One end of the upper plate 2 is connected to the outer side of the upper part of the limiting connecting tube 1, one end of the lower plate 3 is connected to the outer side of the lower part of the limiting connecting tube 1, and both ends of the side plate 4 are respectively connected to the other end of the upper plate 2 and the other end of the lower plate 3, and the turntable is located between the limiting connecting tube 1 and the two mounting frames.

[0028] The turntable includes a cylinder 10 and two toothed discs 9 respectively arranged at the upper and lower ends of the cylinder 10, the tooth surfaces of the two toothed discs 9 are arranged facing each other, a driven gear 8 is rotatably installed on the inner side of a side plate 4, and the driven gear 8 is meshed with the two toothed discs 9, a driving gear 7 is rotatably installed on the inner side of the other side plate 4, and a first rotating drive component 6 is arranged on the outer side of the other side plate 4, and the first rotating drive component 6 is used to drive the driving gear 7 to rotate; a first linear telescopic drive component 11 is arranged on the upper part of the upper toothed disc 9, and a first linear telescopic drive component 11 is arranged on the lower part of the lower toothed disc 9, and a support is arranged on the outer side of each toothed disc 9.

[0029] The side plate 4 in this embodiment includes a vertical plate and an upper connecting plate and a lower connecting plate respectively arranged at the upper and lower ends of the vertical plate, the upper connecting plate is located at the lower part of the upper plate 2 and connected to the upper plate 2 through a plurality of upper bolts, and the lower connecting plate is located at the upper part of the lower plate 3 and connected to the lower plate 3 through a plurality of lower bolts 5. A driven gear 8 is rotatably mounted on the inner side of one vertical plate, a driving gear 7 is rotatably mounted on the inner side of the other vertical plate, and a first rotating driving component 6 is arranged on the outer side of the other vertical plate.

[0030] Specifically, the first rotary driving component 6 is a first rotary motor, which is fixed to the outside of another vertical plate, and a power output shaft of the first rotary motor is connected to the driving gear 7 .

[0031] Specifically, the first linear telescopic driving component 11 is a first electric push rod, a shell of the first electric push rod is arranged on the gear disc 9, and an end of the push rod body of the first electric push rod away from the gear disc 9 is connected to the first temperature monitoring component 12.

[0032] In this specific embodiment, two first linear telescopic driving components 11 are symmetrically arranged on the upper part of the upper toothed disc 9, so that the two first temperature monitoring components 12 on the upper toothed disc 9 are symmetrically arranged on both sides of the upper part of the DC GIS terminal body 200, and the lower part of the lower toothed disc 9 is symmetrically arranged with two first linear telescopic driving components 11, so that the two first temperature monitoring components 12 on the lower toothed disc 9 are symmetrically arranged on both sides of the lower part of the DC GIS terminal body 200. Two supports are symmetrically arranged on the outer side of each toothed disc 9, so that the two first discharge detection components 18 on the upper toothed disc 9 are symmetrically arranged on both sides of the upper part of the DC GIS terminal body 200, and the two first discharge detection components 18 on the lower toothed disc 9 are symmetrically arranged on both sides of the lower part of the DC GIS terminal body 200, thereby fully and completely monitoring the temperature and discharge conditions outside the DC GIS terminal body 200, and fully and accurately judging the operation conditions of the DC GIS terminal body 200.

[0033] Specifically, each first linear telescopic drive component 11 on the upper gear disc 9 is located on the inner side of a support, and each first linear telescopic drive component 11 on the lower gear disc 9 is located on the inner side of a support, and the setting positions of the supports on the upper gear disc 9 and the supports on the lower gear disc 9 correspond one to one.

[0034] The support includes two symmetrically arranged support plates 13, one end of each support plate 13 is connected to the outer side of the gear plate 9, and the two ends of the rotating shaft 15 are rotatably mounted on the other ends of the two support plates 13 respectively. The second rotating drive component 14 is arranged outside one of the support plates 13 and is used to drive the rotating shaft 15 to rotate.

[0035] Specifically, the second rotary driving component 14 is a second rotary motor, which is disposed outside a support plate 13 , and a power output shaft of the second rotary motor is connected to one end of the rotating shaft 15 .

[0036] The sliding adjustment seat 17 is slidably mounted on the mounting plate 16 , the first discharge detection component 18 is arranged on the side of the sliding adjustment seat 17 close to the DC GIS terminal body 200 , a mounting seat 19 is arranged on the side of the mounting plate 16 away from the DC GIS terminal body 200 , and the second linear telescopic driving component 20 is arranged on the mounting seat 19 .

[0037] Specifically, the second linear telescopic driving component 20 is a second electric push rod, a shell of the second electric push rod is fixed on the mounting seat 19 , and a push rod body of the second electric push rod is connected to the sliding adjustment seat 17 .

[0038] The mounting seat 19 in this embodiment includes two vertical plates, one end of each of which is fixed on the fixing block 21. Two strip holes are provided on the mounting plate 16 for the vertical plates to pass through. The two vertical plates respectively pass through the two strip holes to extend to the side of the mounting plate 16 away from the DC GIS terminal body 200. The fixing block 21 is fixed to the side of the mounting plate 16 close to the DC GIS terminal body 200, thereby achieving the fixation of the mounting seat 19. The shell of the second electric push rod is fixed on the two vertical plates.

[0039] This embodiment also includes a signal processing unit and a communication unit. Each first temperature monitoring component 12 and each first discharge detection component 18 are connected to the signal processing unit, and the signal processing unit is connected to the communication unit.

[0040] The present embodiment also includes a second temperature monitoring component and a second discharge detection component. Both the second temperature monitoring component and the second discharge detection component are used to be arranged outside the DC GIS terminal body 200. Both the second temperature monitoring component and the second discharge detection component are connected to the signal processing unit.

[0041] When in use, the second temperature monitoring component and the second discharge detection component are respectively installed at appropriate positions outside the DC GIS terminal body 200 to monitor temperature changes and partial discharge phenomena in real time. The difference between the temperature value monitored by the second temperature monitoring component and the temperature value monitored by the first temperature monitoring component 12 will remain in a certain range when the first temperature monitoring component 12 and the second temperature monitoring component are both in normal working condition. When the difference between the two exceeds the range, it can be known that the first temperature monitoring component 12 and / or the second temperature monitoring component are damaged. At this time, it is necessary to detect the first temperature monitoring component 12 and the second temperature monitoring component to find out the damaged components and replace them. The difference between the detection value of the second discharge detection component and the detection value of the first discharge detection component 18 will remain in a certain range when the first discharge detection component 18 and the second discharge detection component are both in normal working condition. When the difference between the two exceeds the range, it can be known that the first discharge detection component 18 and / or the second discharge detection component are damaged. At this time, it is necessary to detect the first discharge detection component 18 and the second discharge detection component to find out the damaged components and replace them.

[0042] The signal processing unit processes and analyzes the signals collected by the first temperature monitoring component 12, the first discharge detection component 18, the second temperature monitoring component and the second discharge detection component, and extracts useful monitoring information. The communication unit transmits the processed monitoring information to the remote monitoring center or related equipment through wireless communication technology. In practical applications, the monitoring device can realize real-time monitoring and early warning of the operating status of the DC GIS terminal body 200, thereby improving the stability and safety of the power system.

[0043] In this specific embodiment, the first temperature monitoring component 12 is a first temperature sensor, the first discharge detection component 18 is a partial discharge detector, specifically, the partial discharge detector is an ultrasonic GIS partial discharge detector. The second temperature monitoring component is a second temperature sensor, and the second discharge detection component is a partial discharge sensor.

[0044] The present specification uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A DC GIS terminal monitoring device, characterized in that: The invention comprises a limit connection cylinder, a turntable, a first rotation drive component, a plurality of first linear telescopic drive components, a plurality of first temperature monitoring components and a plurality of monitoring mechanisms, wherein the limit connection cylinder is used for being fixedly sleeved on the outside of a DC GIS terminal body, the turntable is rotatably sleeved on the outside of the limit connection cylinder, the first rotation drive component is used for driving the turntable to rotate, the first linear telescopic drive component is arranged on the upper and lower parts of the turntable, the first temperature monitoring component is arranged on the upper end of the first linear telescopic drive component located on the upper part of the turntable, and the first temperature monitoring component is arranged on the lower end of the first linear telescopic drive component located on the lower part of the turntable; the upper and lower parts of the turntable are provided with the first linear telescopic drive component, the first temperature monitoring component is arranged on the lower end of the first linear telescopic drive component located on the lower part of the turntable; A support is provided on the outer side of each part, and a monitoring mechanism is installed on each of the supports. The monitoring mechanism includes a rotating shaft, a mounting plate, a sliding adjustment seat, a first discharge detection member, a second linear telescopic driving component and a second rotation driving component. The rotating shaft is rotatably mounted on the support, and the axial direction of the rotating shaft is perpendicular to the axial direction of the turntable. The second rotation driving component is used to drive the rotating shaft to rotate. The mounting plate is connected to the rotating shaft, and the sliding adjustment seat is slidably mounted on the mounting plate. The second linear telescopic driving component is used to drive the sliding adjustment seat to slide toward one end close to or away from the rotating shaft, and the first discharge detection member is arranged on the sliding adjustment seat.

2. The DC GIS terminal monitoring device according to claim 1 is characterized in that: Two mounting frames are symmetrically arranged at both ends of the outside of the limiting connecting cylinder, and the mounting frames include an upper plate, a lower plate and a side plate. One end of the upper plate is connected to the outer side of the upper part of the limiting connecting cylinder, one end of the lower plate is connected to the outer side of the lower part of the limiting connecting cylinder, and both ends of the side plate are respectively connected to the other end of the upper plate and the other end of the lower plate, and the turntable is located between the limiting connecting cylinder and the two mounting frames.

3. The DC GIS terminal monitoring device according to claim 2 is characterized in that: The rotating disk includes a cylinder and two toothed disks respectively arranged at the upper and lower ends of the cylinder, the tooth surfaces of the two toothed disks are arranged facing each other, a driven gear is rotatably installed on the inner side of one of the side plates, and the driven gear is meshed with the two toothed disks, a driving gear is rotatably installed on the inner side of the other side plate, and the first rotating driving component is arranged on the outer side of the other side plate, and the first rotating driving component is used to drive the driving gear to rotate; the first linear telescopic driving component is arranged on the upper part of the toothed disk located above, and the first linear telescopic driving component is arranged on the lower part of the toothed disk located below, and the support is arranged on the outer side of each of the toothed disks.

4. The DC GIS terminal monitoring device according to claim 3 is characterized in that: The upper part of the upper toothed disc is symmetrically provided with two of the first linear telescopic driving components, the lower part of the lower toothed disc is symmetrically provided with two of the first linear telescopic driving components, and the outer side of each toothed disc is symmetrically provided with two of the supports.

5. The DC GIS terminal monitoring device according to claim 4 is characterized in that: Each of the first linear telescopic drive components on the upper gear disc is located on the inner side of one of the supports, and each of the first linear telescopic drive components on the lower gear disc is located on the inner side of one of the supports. The support on the upper gear disc corresponds to the support on the lower gear disc in one-to-one arrangement position.

6. The DC GIS terminal monitoring device according to claim 3 is characterized in that: The support includes two symmetrically arranged support plates, one end of each support plate is connected to the outer side of the gear plate, the two ends of the rotating shaft are rotatably mounted on the other ends of the two support plates respectively, and the second rotating drive component is arranged outside one of the support plates and is used to drive the rotating shaft to rotate.

7. The DC GIS terminal monitoring device according to claim 1 is characterized in that: The sliding adjustment seat is slidably sleeved on the mounting plate, the first discharge detection component is arranged on a side of the sliding adjustment seat close to the DC GIS terminal body, a mounting seat is arranged on a side of the mounting plate away from the DC GIS terminal body, and the second linear telescopic drive component is arranged on the mounting seat.

8. The DC GIS terminal monitoring device according to claim 1 is characterized in that: The first linear telescopic driving component is a first electric push rod, the second linear telescopic driving component is a second electric push rod, the first rotary driving component is a first rotary motor, and the second rotary driving component is a second rotary motor.

9. The DC GIS terminal monitoring device according to claim 1, characterized in that: It also includes a signal processing unit and a communication unit. Each of the first temperature monitoring components and each of the first discharge detection components are connected to the signal processing unit, and the signal processing unit is connected to the communication unit.

10. The DC GIS terminal monitoring device according to claim 9, characterized in that: It also includes a second temperature monitoring component and a second discharge detection component, both of which are used to be arranged outside the DC GIS terminal body, and both of which are connected to the signal processing unit.

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