Switch cabinet partial discharge detection device

Abstract

The utility model discloses a switch cabinet partial discharge detection device which comprises a horizontal adjusting frame and a vertical adjusting frame, the horizontal adjusting frame is arranged on one side of the vertical adjusting frame, the two ends of the vertical adjusting frame are provided with receding grooves, one end in the horizontal adjusting frame is provided with a receding bin, and the other end in the horizontal adjusting frame is provided with an adjusting bin. The two ends in the adjusting bin are connected with lead screws through bearings, a first motor is arranged in the receding bin, the output end of the first motor is connected with the driving ends of the lead screws, threaded seats are in threaded fit with the lead screws, guide plates are arranged at the upper ends and the lower ends of the threaded seats correspondingly, and connecting rods are fixed to the upper ends and the lower ends of one sides of the guide plates correspondingly. An electric push rod is fixed to the upper end of the vertical adjusting frame. The detection position is easy to adjust, and the detection effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to partial discharge detection technical field, concretely is switchgear partial discharge detection device. BACKGROUND

[0002] Partial discharge refers to the discharge at the partial position of insulation, and it does not constitute the through breakdown of whole insulation, and it contains three discharge forms: internal discharge in medium, surface discharge on medium surface and corona discharge on electrode tip. Each partial discharge has some influence on insulating medium, and slight partial discharge has smaller influence on power equipment insulation, and the decline of insulation strength is slower, and intense partial discharge can make the insulation strength decline quickly. This is an important factor of making high-voltage power equipment insulation damage. The equipment in operation needs to be monitored frequently, and when the partial discharge exceeds a certain degree, the equipment should be taken out of operation to be overhauled or replaced.

[0003] The existing partial discharge detection device has some disadvantages: firstly, the operator needs to perform handheld operation for a long time during detection, the handheld operation is unstable, the detection position cannot be automatically adjusted, and the detection result is easily affected; secondly, the position is easily missed during long-time handheld operation, and the detection effect is poor. UTILITY MODEL CONTENT

[0004] The utility model discloses a switchgear partial discharge detection device, to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: switchgear partial discharge detection device, including horizontal adjusting frame and vertical adjusting frame, the horizontal adjusting frame is arranged at one side of vertical adjusting frame, both ends of vertical adjusting frame are all provided with the accommodation groove, one end in the horizontal adjusting frame is provided with the accommodation warehouse, the other end in the horizontal adjusting frame is provided with the adjusting warehouse, and both ends in the adjusting warehouse are connected with the lead screw through the bearing, the inside of accommodation warehouse is provided with motor no.

[0006] Preferably, the upper end and the lower end of the adjusting warehouse are provided with guide grooves, and the guide plates are slidably connected with the guide grooves. The adjusting warehouse limits the guide plates through the guide grooves, and the threaded seat moves stably.

[0007] Preferably, one end of the horizontal adjusting frame is fixedly connected with a connecting frame, and one end of the connecting frame is fixedly connected with a limiting plate.

[0008] Preferably, the upper end and the lower end of the limiting plate are provided with through holes on both sides, and the connecting rod is slidably connected with the through holes, the limiting plate limits the connecting rod through the through holes, and the partial discharge detector is stable in movement.

[0009] Preferably, the upper end of the vertical adjusting frame is fixed with an electric push rod, and the lower end of the electric push rod is connected with the upper end of the connecting frame, the partial discharge detector is lifted, and different heights inside the switch cabinet can be detected.

[0010] Preferably, the other side of the vertical adjusting frame is provided with an anti-interference sleeve, and the upper end and the lower end of one side of the anti-interference sleeve are connected with one end of the connecting rod, and the anti-interference sleeve is internally provided with the partial discharge detector.

[0011] Preferably, the lower part of the vertical adjusting frame is provided with a supporting bin, and the upper end of the supporting bin is provided with an annular sliding groove, and the two sides of the lower end of the vertical adjusting frame are provided with sliding blocks, and the sliding blocks are slidably connected with the annular sliding groove, the supporting bin limits the sliding blocks through the annular sliding groove, and the vertical adjusting frame is stable in rotation.

[0012] Preferably, one side of the lower end of the supporting bin is provided with an extension plate, the inside of the supporting bin is provided with a second motor, the lower end of the vertical adjusting frame is fixed with a rotating rod, and the output end of the second motor is connected with the driving end of the rotating rod, the partial discharge detector is rotated, and different angle positions of the switch cabinet can be detected.

[0013] Compared with the prior art, the partial discharge detector has the advantages that the detection position is easy to adjust, and the detection effect is good.

[0014] (1) Under the driving of the first motor, the screw rod rotates, drives the threaded seat to move along the screw rod, and then drives the guide plate to move, so that the partial discharge detector is moved in the horizontal direction through the connecting rod, different depth positions inside the switch cabinet can be detected, then the electric push rod is extended or retracted, drives the partial discharge detector to lift or lower through the connecting frame, different height positions inside the switch cabinet can be detected, and the detection position is easy to adjust.

[0015] (2) The anti-interference sleeve is made of high-frequency electromagnetic material, can form external protection for the partial discharge detector in detection, avoids the influence of high-frequency electromagnetic detection in the external environment, under the driving of the second motor, the rotating rod rotates, drives the partial discharge detector to rotate through the vertical adjusting frame, different angle positions of the switch cabinet can be detected, and the detection effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of the cross-sectional structure of the utility model;

[0017] Figure 2The utility model discloses a main view structure schematic diagram of the utility model;

[0018] Figure 3 It is the limiting plate and the through -hole side view structure schematic diagram of the utility model;

[0019] Figure 4 It is the guide plate and the screw seat side view structure schematic diagram of the utility model;

[0020] Figure 5 It is the connecting frame and horizontal adjusting frame structure schematic diagram of the utility model;

[0021] In the drawing: 1, horizontal adjusting frame;2, connecting rod;3, vertical adjusting frame;4, electric push rod;5, limiting plate;6, anti -interference sleeve;7, partial discharge detector;8, let position slot;9, connecting frame;10, motor one;11, let position bin;12, guide slot;13, guide plate;14, rotating rod;15, sliding block;16, extension plate;17, motor two;18, support bin;19, annular slide groove;20, through -hole;21, adjusting bin;22, screw rod;23, screw seat. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides an embodiment: switchgear partial discharge detection device, including horizontal adjusting frame 1 and vertical adjusting frame 3, horizontal adjusting frame 1 sets up at one side of vertical adjusting frame 3, and both ends of vertical adjusting frame 3 are provided with let position slot 8, and one end in horizontal adjusting frame 1 is provided with let position bin 11, and the other end in horizontal adjusting frame 1 is provided with adjusting bin 21, and both ends in adjusting bin 21 are connected with screw rod 22 through bearing, and the inside of let position bin 11 is provided with motor one 10, and the output of motor one 10 is connected with the drive end of screw rod 22, and screw rod 22 is screw cooperated with screw seat 23, and the upper end and the lower end of screw seat 23 are provided with guide plate 13, and the upper end and the lower end of guide plate 13 one side are all fixed with connecting rod 2;

[0024] When using, under the drive of motor one 10, screw rod 22 rotates, drives screw seat 23 to move along screw rod 22, and then drives guide plate 13 to move, thereby through connecting rod 2, drives partial discharge detector 7 to move in horizontal direction, is favorable to the detection of different depth positions in switchgear interior;

[0025] The upper end and the lower end of the adjusting bin 21 are provided with guide grooves 12, and the guide plates 13 are in sliding connection with the guide grooves 12.

[0026] In use, the adjusting bin 21 limits the guide plates 13 through the guide grooves 12, which is beneficial to the stable movement of the threaded seat 23.

[0027] One end of the horizontal adjusting frame 1 is fixedly provided with a connecting frame 9, one end of the connecting frame 9 is fixedly provided with a limiting plate 5, both sides of the upper end and the lower end of the limiting plate 5 are provided with through holes 20, and the connecting rods 2 are in sliding connection with the through holes 20.

[0028] In use, the limiting plate 5 limits the connecting rods 2 through the through holes 20, which is beneficial to the stable movement of the partial discharge detector 7.

[0029] The upper end of the vertical adjusting frame 3 is fixedly provided with an electric push rod 4, and the lower end of the electric push rod 4 is connected with the upper end of the connecting frame 9.

[0030] In use, the electric push rod 4 is telescopic, drives the partial discharge detector 7 to ascend and descend through the connecting frame 9, and is beneficial to the detection of different heights in the switch cabinet.

[0031] The other side of the vertical adjusting frame 3 is provided with an anti-interference sleeve 6, one end of the anti-interference sleeve 6 is connected with one end of the connecting rod 2, and the inside of the anti-interference sleeve 6 is provided with the partial discharge detector 7.

[0032] In use, the anti-interference sleeve 6 is made of high-frequency electromagnetic material, can form external protection for the partial discharge detector 7 in the detection, and avoids the influence of high-frequency electromagnetic detection in the external environment.

[0033] One side of the lower end of the supporting bin 18 is provided with an extension plate 16, the inside of the supporting bin 18 is provided with a motor two 17, the lower end of the vertical adjusting frame 3 is fixedly provided with a rotating rod 14, and the output end of the motor two 17 is connected with the driving end of the rotating rod 14.

[0034] In use, under the driving of the motor two 17, the rotating rod 14 rotates, drives the partial discharge detector 7 to rotate through the vertical adjusting frame 3, and is beneficial to the detection of different angle positions of the switch cabinet.

[0035] The lower part of the vertical adjusting frame 3 is provided with the supporting bin 18, the upper end of the supporting bin 18 is provided with an annular sliding groove 19, both sides of the lower end of the vertical adjusting frame 3 are provided with sliding blocks 15, and the sliding blocks 15 are in sliding connection with the annular sliding groove 19.

[0036] In use, the supporting bin 18 limits the sliding blocks 15 through the annular sliding groove 19, which is beneficial to the stable rotation of the vertical adjusting frame 3.

[0037] The embodiment of the application is used as follows: firstly, the anti-interference sleeve 6 is made of high-frequency electromagnetic material, which can form external protection for the partial discharge detector 7 in detection, avoiding the influence of high-frequency electromagnetic detection in the external environment; under the drive of the motor 10, the screw rod 22 rotates to drive the threaded seat 23 to move along the screw rod 22, and the adjusting bin 21 limits the guide plate 13 through the guide groove 12, which is beneficial to the stable movement of the threaded seat 23 and further drives the guide plate 13 to move, so as to drive the partial discharge detector 7 to move in the horizontal direction through the connecting rod 2, which is beneficial to the detection of different depth positions inside the switch cabinet, and the limiting plate 5 limits the connecting rod 2 through the through hole 20, which is beneficial to the stable movement of the partial discharge detector 7; then, the electric push rod 4 is telescopic to drive the partial discharge detector 7 to ascend and descend through the connecting frame 9, which is beneficial to the detection of different heights inside the switch cabinet; at the same time, under the drive of the motor 17, the rotating rod 14 rotates to drive the partial discharge detector 7 to rotate through the vertical adjusting frame 3, which is beneficial to the detection of different angle positions of the switch cabinet; and the supporting bin 18 limits the sliding block 15 through the annular sliding groove 19, which is beneficial to the stable rotation of the vertical adjusting frame 3. In summary, the device is easy to adjust the detection position and has good detection effect.

Claims

1. A partial discharge detection device for a switchgear cabinet, characterized in that: The utility model provides horizontal adjusting frame (1) and vertical adjusting frame (3) including, horizontal adjusting frame (1) is arranged in one side of vertical adjusting frame (3), both ends of vertical adjusting frame (3) are provided with let a place groove (8), one end of inside of horizontal adjusting frame (1) is provided with let a place storehouse (11), the other end of inside of horizontal adjusting frame (1) is provided with adjusting storehouse (21), and both ends of inside of adjusting storehouse (21) are connected with screw rod (22) through bearing, the inside of let a place storehouse (11) is provided with motor one (10), and the output of motor one (10) is connected with the drive end of screw rod (22), and the screw rod (22) is screwed with threaded seat (23), and the upper end, lower end of threaded seat (23) is provided with guide plate (13), and the upper end, lower end of one side of guide plate (13) is fixed with connecting rod (2).

2. The switchgear partial discharge detection device according to claim 1, characterized in that: The upper end, lower end of adjusting storehouse (21) is provided with guide slot (12), and guide plate (13) is connected with guide slot (12) slidingly.

3. The switchgear partial discharge detection device of claim 1, wherein: One end of horizontal adjusting frame (1) is fixed with connecting frame (9), and one end of connecting frame (9) is fixed with limiting plate (5).

4. The switchgear partial discharge detection device of claim 3, wherein: Both sides of upper end, lower end of limiting plate (5) are provided with through -hole (20), and connecting rod (2) is connected with through -hole (20) slidingly.

5. The switchgear partial discharge detection device of claim 1, wherein: The upper end of vertical adjusting frame (3) is fixed with electric push rod (4), and the lower end of electric push rod (4) is connected with the upper end of connecting frame (9).

6. The switchgear partial discharge detection apparatus according to claim 5, characterized in that: The other side of vertical adjusting frame (3) is provided with anti -interference sleeve (6), and the upper end, lower end of one side of anti -interference sleeve (6) is connected with one end of connecting rod (2), and the inside of anti -interference sleeve (6) is provided with partial discharge detector (7).

7. The switchgear partial discharge detection apparatus according to claim 6, characterized in that: The lower part of vertical adjusting frame (3) is provided with support storehouse (18), and the upper end of support storehouse (18) is provided with annular slide groove (19), both sides of the lower end of vertical adjusting frame (3) are provided with sliding block (15), and sliding block (15) is connected with annular slide groove (19) slidingly.

8. The switchgear partial discharge detection apparatus according to claim 7, characterized in that: One side of the lower end of support storehouse (18) is provided with extension plate (16), the inside of support storehouse (18) is provided with motor two (17), the lower end of vertical adjusting frame (3) is fixed with rotating rod (14), and the output of motor two (17) is connected with the drive end of rotating rod (14).

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