CN210090606U - Partial discharge detection device for high-voltage switch cabinet - Google Patents
Partial discharge detection device for high-voltage switch cabinet Download PDFInfo
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- CN210090606U CN210090606U CN201920927699.4U CN201920927699U CN210090606U CN 210090606 U CN210090606 U CN 210090606U CN 201920927699 U CN201920927699 U CN 201920927699U CN 210090606 U CN210090606 U CN 210090606U
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- fixing
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Abstract
The utility model discloses a partial discharge detection device for a high-voltage switch cabinet, which comprises a detection shell, a base is fixedly arranged at the lower end of the detection shell, a plurality of support columns are arranged at the lower end of the base, a voltage sensor is arranged at the inner lower end of the detection shell, a fixing device is arranged at the lower end of the voltage sensor and at the inner lower end of the detection shell, a display screen is arranged at one side of the detection shell, a transparent observation plate is fixedly arranged at one side of the detection shell below the display screen, the fixing device comprises a bottom plate, the bottom plate is arranged at the inner lower end of the detection shell, a fixing seat is arranged at the upper end of the bottom plate, a first fixing block is arranged at one side of the upper end of the bottom plate, a second fixing block is arranged at the other side of the upper end of the bottom plate, a first fixing block and a second fixing block, one end of the movable shaft is sleeved with a first rotating block between the first fixed block and the fixed seat.
Description
Technical Field
The utility model relates to a discharge detection area particularly, relates to a be used for high tension switchgear partial discharge detection device.
Background
At present, a switch cabinet is an important device commonly used in an electric power system, partial discharge can be generated when insulation defects exist in the interior of the switch cabinet, the insulation state of the switch cabinet can be effectively judged through detection of the partial discharge, and the effective detection of the partial discharge has important significance for ensuring safe and stable operation of the switch cabinet. In the existing detection method of partial discharge signals in a switch cabinet, a worker holds a test instrument in a hand mode, a sensor is arranged in the instrument in a built-in mode, the sensor is vertically attached to different positions of a shell of the high-voltage switch cabinet in detection, close contact between the sensor and the shell of the tested device is guaranteed, and data displayed by the test instrument is observed. In the detection mode, the body of a detection person can directly contact the high-voltage switch cabinet, so that certain potential safety hazards exist; in addition, when the sensor is placed, the stability of the sensor cannot be guaranteed due to human reasons, so that the detection result is deviated, and the effectiveness and the accuracy of detection are influenced.
Disclosure of Invention
The technical task of the utility model is to above not enough, provide one kind and be used for high tension switchgear partial discharge detection device.
The technical scheme of the utility model is realized like this:
the utility model provides a be used for high tension switchgear partial discharge detection device, includes and detects the casing, the lower extreme fixed mounting who detects the casing has the base, the lower extreme of base is equipped with a plurality of support columns, the inside lower extreme that detects the casing is equipped with voltage sensor, voltage sensor's lower extreme just is located the inside lower extreme that detects the casing is equipped with fixing device, one side that detects the casing is equipped with the display screen, the below of display screen just is located one side fixed mounting that detects the casing has transparent observation board.
Preferably, the fixing device comprises a bottom plate, the bottom plate is located at the lower end of the inside of the detection shell, a fixing seat is arranged at the upper end of the bottom plate, a first fixing block is arranged on one side of the upper end of the bottom plate, a second fixing block is arranged on the other side of the upper end of the bottom plate, the first fixing block and the second fixing block are respectively located on two sides of the fixing seat, a movable shaft is arranged on one side of the first fixing block, and the movable shaft sequentially penetrates through the fixing seat and the second fixing block.
Preferably, one end of the movable shaft is located on the first fixed block and the second fixed block, a first rotating block is sleeved between the first fixed block and the fixed block, and the other end of the movable shaft is located on the second fixed block and a second rotating block is sleeved between the second fixed block and the fixed block.
Preferably, the first rotating block and the second rotating block are both in a cake-shaped structure, and the widths of the upper ends of the first rotating block and the second rotating block are larger than the width of the lower ends of the first rotating block and the second rotating block.
Preferably, a rotation shaft is provided at one end of the movable shaft, and the rotation shaft penetrates one side of the detection housing.
Preferably, the rotation axis is kept away from the one end of loose axle is equipped with the connecting block, evenly be equipped with a plurality of regulation handles on the connecting block, it is equipped with insulating cover all to overlap on the regulation handle.
Preferably, the other side of the detection shell is provided with a grounding wire.
Preferably, the inner wall of the detection shell is provided with an insulating layer.
The utility model has the advantages that:
1. the utility model can be firmly installed in the switch cabinet to be detected, so as to ensure the close contact between the voltage sensor and the shell of the tested equipment, and effectively and accurately detect the earth electric wave signal generated by the local discharge of the switch cabinet;
2. the body of a detector can be prevented from directly contacting the high-voltage switch cabinet, the safety of relevant equipment and a person is ensured, and the use stability of the whole device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a partial discharge detection device for a high-voltage switch cabinet according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fixing device according to an embodiment of the present invention.
In the figure:
1. detecting the shell; 2. a base; 3. a support pillar; 4. a voltage sensor; 5. a fixing device; 6. a display screen; 7. a transparent viewing plate; 8. a base plate; 9. a fixed seat; 10. a first fixed block; 11. a second fixed block; 12. a movable shaft; 13. rotating the first block; 14. rotating the second block; 15. a rotating shaft; 16. connecting blocks; 17. adjusting the handle; 18. an insulating sleeve; 19. a ground line; 20. an insulating layer.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Embodiment one, as shown in fig. 1-2, according to the utility model provides a be used for high tension switchgear partial discharge detection device, including detecting casing 1, the inventor is in order to improve the insulating properties who detects casing 1, one side of detecting casing 1 is equipped with earth connection 19, the inner wall that detects casing 1 is equipped with insulating layer 20, the lower extreme fixed mounting that detects casing 1 has base 2, the lower extreme of base 2 is equipped with a plurality of support columns 3, the inside lower extreme that detects casing 1 is equipped with voltage sensor 4, voltage sensor 4's lower extreme just is located the inside lower extreme that detects casing 1 and is equipped with fixing device 5, one side that detects casing 1 is equipped with display screen 6, one side fixed mounting that below display screen 6 just is located and detects casing 1 has transparent observation board 7.
The structure and function of the fixing device will be described in detail below.
As shown in fig. 2, fixing device 5 includes bottom plate 8, and, bottom plate 8 is located the inside lower extreme that detects casing 1, the upper end of bottom plate 8 is equipped with fixing base 9, upper end one side of bottom plate 8 is equipped with fixed block one 10, the upper end opposite side of bottom plate 8 is equipped with fixed block two 11, and, fixed block one 10 and fixed block two 11 are located the both sides of fixing base 9 respectively, one side of fixed block one 10 is equipped with loose axle 12, and, loose axle 12 alternates in proper order on fixing base 9 and fixed block two 11, the one end of loose axle 12 is equipped with rotation axis 15, and, rotation axis 15 runs through the one side at detection casing 1, the one end that loose axle 12 was kept away from to rotation axis 15 is equipped with connecting block 16, evenly be equipped with a plurality of regulation handles 17 on connecting block 16.
As shown in fig. 2, a first rotating block 13 is sleeved at one end of the movable shaft 12 and between the first fixed block 10 and the second fixed block 9, a second rotating block 14 is sleeved at the other end of the movable shaft 12 and between the second fixed block 9 and the second fixed block 11, the first rotating block 13 and the second rotating block 14 are both in a cake-shaped structure, and the width of the upper end of the first rotating block 13 and the width of the upper end of the second rotating block 14 are larger than the width of the lower end of the first rotating block 13.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process
In practical application: install voltage sensor 4 in the inside that detects casing 1 at first, through rotation regulation handle 17, make regulation handle 17 drive the motion of connecting block 16, and then connecting block 16 drives rotation axis 15 and rotates, make rotation axis 15 drive loose axle 12 and rotate between fixed block one 10 and two 11, and then loose axle 12 drives rotatory piece one 13 and two 14 rotations of rotatory piece, make rotatory piece one 13 and two 14 fixes voltage sensor 4 in the upper end of fixing base 9 of rotatory piece, be used for detecting the inside voltage detection of casing 1, through setting up earth connection 19 and insulating layer 20, improve the insulating properties who detects casing 1.
In conclusion, with the aid of the technical scheme of the utility model, the utility model can be firmly installed inside the switch cabinet to be detected, so as to ensure the close contact between the voltage sensor 4 and the casing of the device to be tested, and effectively and accurately detect the earth electric wave signal generated by the local discharge of the switch cabinet; the body of a detector can be prevented from directly contacting the high-voltage switch cabinet, the safety of relevant equipment and a person is ensured, and the use stability of the whole device is improved.
Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.
Claims (8)
1. The utility model provides a be used for high tension switchgear partial discharge detection device, a serial communication port, including detecting casing (1), the lower extreme fixed mounting that detects casing (1) has base (2), the lower extreme of base (2) is equipped with a plurality of support columns (3), the inside lower extreme that detects casing (1) is equipped with voltage sensor (4), voltage sensor's (4) lower extreme just is located the inside lower extreme that detects casing (1) is equipped with fixing device (5), one side that detects casing (1) is equipped with display screen (6), the below of display screen (6) just is located one side fixed mounting that detects casing (1) has transparent observation board (7).
2. The device for detecting the partial discharge of the high-voltage switch cabinet according to claim 1, wherein the fixing device (5) comprises a bottom plate (8), the bottom plate (8) is located at the lower end of the inside of the detection shell (1), a fixing seat (9) is arranged at the upper end of the bottom plate (8), a first fixing block (10) is arranged on one side of the upper end of the bottom plate (8), a second fixing block (11) is arranged on the other side of the upper end of the bottom plate (8), the first fixing block (10) and the second fixing block (11) are respectively located on two sides of the fixing seat (9), a movable shaft (12) is arranged on one side of the first fixing block (10), and the movable shaft (12) sequentially penetrates through the fixing seat (9) and the second fixing block (11).
3. The device for detecting the partial discharge of the high-voltage switch cabinet according to claim 2, wherein a first rotating block (13) is sleeved at one end of the movable shaft (12) and located between the first fixed block (10) and the fixed block (9), and a second rotating block (14) is sleeved at the other end of the movable shaft (12) and located between the fixed block (9) and the second fixed block (11).
4. The partial discharge detection device for the high-voltage switch cabinet according to claim 3, wherein the first rotating block (13) and the second rotating block (14) are both in a round cake-shaped structure, and the width of the upper end of the first rotating block (13) and the width of the lower end of the second rotating block (14) are greater than that of the upper end of the first rotating block (13).
5. The partial discharge detection device for the high-voltage switch cabinet according to claim 4, characterized in that one end of the movable shaft (12) is provided with a rotating shaft (15), and the rotating shaft (15) penetrates through one side of the detection housing (1).
6. The partial discharge detection device for the high-voltage switch cabinet according to claim 5, wherein a connecting block (16) is arranged at one end of the rotating shaft (15) far away from the movable shaft (12), a plurality of adjusting handles (17) are uniformly arranged on the connecting block (16), and an insulating sleeve (18) is sleeved on each adjusting handle (17).
7. The partial discharge detection device for the high-voltage switch cabinet according to claim 1, characterized in that the other side of the detection housing (1) is provided with a grounding wire (19).
8. The partial discharge detection device for the high-voltage switch cabinet according to claim 1, characterized in that the inner wall of the detection housing (1) is provided with an insulating layer (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920927699.4U CN210090606U (en) | 2019-06-20 | 2019-06-20 | Partial discharge detection device for high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920927699.4U CN210090606U (en) | 2019-06-20 | 2019-06-20 | Partial discharge detection device for high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210090606U true CN210090606U (en) | 2020-02-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920927699.4U Active CN210090606U (en) | 2019-06-20 | 2019-06-20 | Partial discharge detection device for high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210090606U (en) |
-
2019
- 2019-06-20 CN CN201920927699.4U patent/CN210090606U/en active Active
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