Ceramic insulation test assembly

Abstract

The utility model discloses a ceramic insulation test assembly which comprises a mounting seat, a tester is arranged on the mounting seat, two groups of mounting rods which are symmetrically distributed are arranged on the mounting seat, the two groups of mounting rods are in sliding connection with the mounting seat, a bidirectional screw rod is arranged in the mounting seat, mounting rings are arranged on the mounting seat and the two groups of mounting rods, and the two groups of mounting rods are in sliding connection with the mounting seat. First screw rods are arranged in the two sets of mounting rods and the mounting base, two sets of symmetrically distributed first sliding rods are arranged in the mounting base, second sliding rods are slidably mounted in the two sets of first sliding rods, a dustproof cover is arranged on the mounting base, the dustproof cover is fixedly connected with the two sets of second sliding rods, and a turning cover is arranged on the dustproof cover. The dustproof cover, the flip cover and the like are matched with the first sliding rod and the second sliding rod, so that dustproof protection on a test area above the mounting seat is realized, and the pollution of dust, oil stain and the like to the probe and the ceramic to be detected is reduced, and further the insulation test error is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of insulation performance testing, in particular to a ceramic insulation testing component. Background Art

[0002] In the power system, ceramic insulators are key components that support and fix power lines, and their insulation performance testing is also crucial. Ceramic insulator breakdown withstand test and lightning impulse withstand voltage detection are important means to evaluate their performance, ensuring the normal operation of the power system. In order to ensure the quality of ceramic use, it is necessary to use test components to test their insulation performance before use.

[0003] In the prior art, the test component is directly in an open environment during operation, and impurities such as dust or oil may contaminate the test rod probe or the ceramic itself, thereby affecting the accuracy of the insulation performance test. In addition, the test component itself in the prior art has no good fixing measures for the ceramic to be tested and the test rod probe, and the staff is required to hold or fix the corresponding components, which is prone to dangerous problems during the test and also reduces the test accuracy. Utility Model Content

[0004] The purpose of the present utility model is to provide a ceramic insulation test assembly to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ceramic insulation test assembly, comprising a mounting base, a tester is provided on the mounting base, two groups of symmetrically distributed probes are provided on the mounting base, the two groups of probes are connected to the tester through connecting lines, two groups of symmetrically distributed mounting rods are provided on the mounting base, the two groups of mounting rods are slidably connected to the mounting base, a bidirectional screw is provided in the mounting base, the mounting base and the two groups of mounting rods are provided with mounting rings, the two groups of probes are respectively arranged corresponding to the two groups of mounting rings on both sides, and the three groups of mounting rings are respectively connected to the two groups of mounting rings. The mounting rod and the mounting seat are slidably connected, and a first screw is provided in each of the two groups of mounting rods and the mounting seat, a gear ring is provided in the mounting ring, and the gear ring is rotatably connected to the mounting ring through a bearing, three groups of annularly distributed adjusting rods are provided in the mounting ring, and the three groups of adjusting rods are provided with insulating blocks, and two groups of symmetrically distributed first sliding rods are provided in the mounting seat, and a second sliding rod is slidably installed in the two groups of the first sliding rods, and a dust cover is provided on the mounting seat, and the dust cover is fixedly connected to the two groups of second sliding rods respectively, and a flip cover is provided on the dust cover, and the flip cover is rotatably connected to the dust cover through a rotating shaft.

[0006] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed threaded rods are provided in the mounting seat, and the two groups of threaded rods are rotatably connected to the mounting seat through bearings, and the threaded rods pass through the corresponding first sliding rods and are threadedly connected to the first sliding rods, and the two groups of first sliding rods are provided with threaded tubes, and the threaded tubes are rotatably connected to the first sliding rods through bearings, and the threaded tubes pass through the second sliding rod and are threadedly connected to the second sliding rod.

[0007] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed limit grooves are provided on the threaded rod, and two groups of symmetrically distributed limit blocks are provided in the threaded tube. The limit blocks are arranged corresponding to the limit grooves, and the threaded tube is slidably connected to the threaded rod through the limit blocks.

[0008] As a further preferred embodiment of the present technical solution, the two ends of the bidirectional screw rod respectively pass through the mounting seat and are rotatably connected to the mounting seat through bearings, the two ends of the bidirectional screw rod respectively pass through two groups of mounting rods and are threadedly connected to the two groups of mounting rods, the lower end of the first screw rod respectively passes through the corresponding mounting rod or mounting seat and is rotatably connected to the same through bearings, and the upper end of the first screw rod respectively passes through the corresponding mounting ring and is threadedly connected to the mounting ring.

[0009] As a further preferred embodiment of the present technical solution, the three groups of adjusting rods are respectively slidably connected to the mounting ring, three groups of second screws corresponding to the adjusting rods are provided in the mounting ring, three groups of second bevel gears corresponding to the second screws are provided in the mounting ring, and the three groups of second bevel gears are rotatably connected to the mounting ring through a rotating rod, a gear is fixedly sleeved on the rotating rod, and the gear ring is respectively meshed with the three groups of gears.

[0010] As a further preferred embodiment of the present technical solution, the three groups of second screws are rotatably connected to the mounting ring through bearings, the three groups of second screws respectively pass through the corresponding adjusting rods and are respectively threadedly connected to the corresponding adjusting rods, the three groups of second screws are respectively sleeved with a first bevel gear, and the three groups of second bevel gears are respectively meshed and connected with the corresponding first bevel gears.

[0011] The utility model provides a ceramic insulation test assembly, which has the following beneficial effects:

[0012] (1) The utility model realizes dustproof protection for the test area above the mounting seat by providing a dust cover and a flip cover in cooperation with the first slide bar and the second slide bar, thereby reducing the pollution of the probe and the ceramic to be tested by dust and oil, etc., which in turn causes errors in insulation testing; the motor drives the rotation of the threaded rod, and under the limiting action of the mounting seat, the first slide bar slides in the mounting seat, and the threaded tube slides synchronously with the first slide bar. The threaded tube slides and rotates synchronously with the threaded rod under the action of the limiting block and the limiting groove. Under the limiting action of the first slide bar, the second slide bar slides, thereby realizing the adjustment of the position of the dust cover, and the flip cover cooperates with the dust cover to complete the coverage of the tester, probe and ceramic fixed in the mounting ring above the mounting seat, thereby completing the dustproof protection of the test component, and the protective cover and the flip cover are made of transparent insulating material, which does not affect the staff's observation of the test process.

[0013] (2) The utility model fixes the probes of different models and the ceramics to be tested by means of three sets of mounting rings, and the annularly distributed adjusting rods and insulating blocks arranged in the mounting rings, and adjusts the distance between the two sets of probes and the ceramics by moving the two sets of mounting rods. During the testing process, the staff does not need to manually fix and move the probes and the ceramics, which reduces the detection error that may be caused by manual operation, and the distance between the three sets of adjusting rods can be adjusted at will, so that the test assembly can be applied to the insulation test of different ceramics. Before using the test assembly, first fix the two sets of probes and the ceramics. They are placed on both sides and in the middle of the middle mounting ring respectively, and the motor on the mounting ring is started to drive one of the sets of rotating rods to rotate, and the rotating rods drive the gears to rotate synchronously, and then drive the gear ring to rotate, so as to realize the synchronous control of the three sets of rotating rods. The three sets of rotating rods drive the three sets of second bevel gears to rotate synchronously, and cooperate with the first bevel gear to complete the drive of the second screw. Under the limiting action of the mounting ring, the three sets of adjusting rods slide synchronously in the mounting ring, and the center position of the mounting ring is fixed for different types of probes and different ceramics. The position between the two sets of probes and ceramics is controlled by moving the mounting rod to complete the detection of the ceramic insulation performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic structural diagram of the dust cover of the present invention;

[0016] Figure 3 For the utility model Figure 2 -A magnified view of the structure;

[0017] Figure 4 This is a schematic structural diagram of the mounting base of the utility model;

[0018] Figure 5 This is a schematic structural diagram of the mounting ring of the present utility model;

[0019] Figure 6 For the utility model Figure 5 -A magnified view of the structure at point B;

[0020] In the figure: 1. Mounting base; 2. Tester; 3. Mounting rod; 4. Mounting ring; 5. First screw; 6. Gear ring; 7. Adjusting rod; 8. Insulating block; 9. Second screw; 10. First bevel gear; 11. Second bevel gear; 12. Rotating rod; 13. Gear; 14. Bidirectional screw; 15. Flip cover; 16. First slide rod; 17. Second slide rod; 18. Threaded rod; 19. Limiting groove; 20. Threaded tube; 21. Limiting block; 22. Dust cover; 23. Probe. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1 、 Figure 2 and Figure 3As shown, in this embodiment, a ceramic insulation test assembly includes a mounting base 1, a tester 2 is provided on the mounting base 1, two groups of symmetrically distributed probes 23 are provided on the mounting base 1, and the two groups of probes 23 are connected to the tester 2 through connecting lines respectively, two groups of symmetrically distributed mounting rods 3 are provided on the mounting base 1, and the two groups of mounting rods 3 are slidably connected to the mounting base 1, a bidirectional screw rod 14 is provided in the mounting base 1, and a mounting ring 4 is provided on the mounting base 1 and the two groups of mounting rods 3. The two groups of probes 23 are respectively arranged corresponding to the two groups of mounting rings 4 located on both sides, and the three groups of mounting rings 4 are respectively slidably connected to the two groups of mounting rods 3 and the mounting base 1, and the two groups of mounting rods 3 and the mounting base 1 are provided with a first screw rod 5. A gear ring 6 is provided in the mounting ring 4, and the gear ring 6 is rotatably connected to the mounting ring 4 through a bearing, and three groups of annularly distributed adjusting rods 7 are provided in the mounting ring 4, and the three groups of adjusting rods 7 are provided with insulating blocks 8. Two groups of symmetrically distributed first sliding rods 16 are provided in the mounting base 1. The second slide bar 17 is slidably installed in the two groups of first slide bars 16, and a dust cover 22 is provided on the mounting seat 1, and the dust cover 22 is fixedly connected to the two groups of second slide bars 17 respectively. The dust cover 22 is provided with a flip cover 15, and the flip cover 15 is rotatably connected to the dust cover 22 through a rotating shaft. Two groups of symmetrically distributed threaded rods 18 are provided in the mounting seat 1, and the two groups of threaded rods 18 are rotatably connected to the mounting seat 1 through bearings. The threaded rod 18 passes through the corresponding first slide bar 16 and is threadedly connected to the first slide bar 16. The threaded tube 20 passes through the second slide bar 17 and is threadedly connected to the second slide bar 17. Two groups of symmetrically distributed limiting grooves 19 are opened on the threaded rod 18, and two groups of symmetrically distributed limiting blocks 21 are provided in the threaded tube 20. The limiting blocks 21 are correspondingly arranged with the limiting grooves 19, and the threaded tube 20 is slidably sleeved with the threaded rod 18 through the limiting blocks 21.

[0023] The dust cover 22 and the flip cover 15 are provided to cooperate with the first slide bar 16 and the second slide bar 17 to achieve dust protection for the test area above the mounting seat 1, reducing the pollution of dust, oil, etc. on the probe 23 and the ceramic to be tested, thereby causing errors in the insulation test; the motor drives the rotation of the threaded rod 18, and under the limiting action of the mounting seat 1, the first slide bar 16 slides in the mounting seat 1, and the threaded tube 20 slides synchronously with the first slide bar 16. The threaded tube 20 slides and rotates synchronously with the threaded rod 18 under the action of the limit block 21 and the limit groove 19. Under the limiting action of the first slide bar 16, the second slide bar 17 slides, thereby adjusting the position of the dust cover 22, and the flip cover 15 cooperates with the dust cover 22 to complete the coverage of the tester 2, probe 23 and ceramic fixed in the mounting ring 4 above the mounting seat 1, completing the dust protection of the test assembly, and the protective cover and the flip cover 15 are made of transparent insulating material, which does not affect the staff's observation of the test process.

[0024] like Figure 4、 Figure 5 and Figure 6 As shown, the two ends of the bidirectional screw rod 14 respectively pass through the mounting seat 1 and are rotatably connected to the mounting seat 1 through bearings. The two ends of the bidirectional screw rod 14 respectively pass through the two groups of mounting rods 3 and are respectively threadedly connected to the two groups of mounting rods 3. The lower ends of the first screw rods 5 respectively pass through the corresponding mounting rods 3 or the mounting seat 1 and are rotatably connected thereto through bearings. The upper ends of the first screw rods 5 respectively pass through the corresponding mounting rings 4 and are threadedly connected to the mounting rings 4. The three groups of adjusting rods 7 are respectively slidably connected to the mounting rings 4. The mounting rings 4 are provided with three groups of second screws 9 corresponding to the adjusting rods 7. There are three groups of second bevel gears 11 corresponding to the second screw 9. The three groups of second bevel gears 11 are rotatably connected to the mounting ring 4 through a rotating rod 12. A gear 13 is fixedly sleeved on the rotating rod 12. The gear ring 6 is respectively meshed with the three groups of gears 13. The three groups of second screws 9 are rotatably connected to the mounting ring 4 through bearings. The three groups of second screws 9 respectively penetrate the corresponding adjusting rods 7 and are respectively threadedly connected to the corresponding adjusting rods 7. The three groups of second screws 9 are all sleeved with first bevel gears 10, and the three groups of second bevel gears 11 are respectively meshed with the corresponding first bevel gears 10.

[0025] The three sets of mounting rings 4, the annularly distributed adjusting rods 7 and the insulating blocks 8 arranged in the mounting rings 4 are used to fix the probes 23 of the model and the ceramic piece to be tested, and the distance between the two sets of mounting rods 3 is adjusted to adjust the distance between the two sets of probes 23 and the ceramic. During the testing process, the staff does not need to manually fix and move the probes 23 and the ceramic, which reduces the detection error that may be caused by manual operation, and the distance between the three sets of adjusting rods 7 can be adjusted at will, so that the test assembly can be suitable for insulation testing of different ceramics. Before using the test assembly, first place the two sets of probes 23 and the ceramic on both sides and in the middle respectively. The middle of the mounting ring 4 is installed, and the motor on the mounting ring 4 is started to drive one of the groups of rotating rods 12 to rotate. The rotating rod 12 drives the gear 13 to rotate synchronously, and then drives the gear ring 6 to rotate, thereby realizing synchronous control of the three groups of rotating rods 12. The three groups of rotating rods 12 drive the three groups of second bevel gears 11 to rotate synchronously, and cooperate with the first bevel gear 10 to complete the drive of the second screw 9. Under the limiting action of the mounting ring 4, the three groups of adjusting rods 7 slide synchronously in the mounting ring 4, and the center position of the mounting ring 4 is fixed for different types of probes 23 and different ceramics. The position between the two groups of probes 23 and the ceramics is controlled by moving the mounting rod 3 to complete the detection of the ceramic insulation performance.

[0026] The present invention provides a ceramic insulation test assembly, and its specific working principle is as follows: the threaded rod 18 is driven to rotate by a motor, and under the limiting action of the mounting seat 1, the first slide bar 16 slides in the mounting seat 1, and the threaded tube 20 slides synchronously with the first slide bar 16. The threaded tube 20 slides and rotates synchronously with the threaded rod 18 under the action of the limiting block 21 and the limiting groove 19. Under the limiting action of the first slide bar 16, the second slide bar 17 slides, thereby realizing the adjustment of the position of the dust cover 22. The flip cover 15 cooperates with the dust cover 22 to complete the coverage of the tester 2, the probe 23 and the ceramic fixed in the mounting ring 4 above the mounting seat 1, thereby completing the dustproof protection of the test assembly. The protective cover and the flip cover 15 are made of transparent insulating material and do not affect The staff observes the test process. The motor drives the threaded rod 18 to rotate. Under the limiting action of the mounting base 1, the first slide bar 16 slides in the mounting base 1, and the threaded tube 20 slides synchronously with the first slide bar 16. The threaded tube 20 slides and rotates synchronously with the threaded rod 18 under the action of the limiting block 21 and the limiting groove 19. Under the limiting action of the first slide bar 16, the second slide bar 17 slides, thereby realizing the adjustment of the position of the dust cover 22. The flip cover 15 cooperates with the dust cover 22 to complete the coverage of the tester 2, probe 23 and the ceramic fixed in the mounting ring 4 above the mounting base 1, completing the dustproof protection of the test component. The protective cover and the flip cover 15 are made of transparent insulating material, which does not affect the staff's observation of the test process.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ceramic insulation test assembly, comprising a mounting base (1), characterized in that: The mounting base (1) is provided with a tester (2), and the mounting base (1) is provided with two groups of symmetrically distributed probes (23). The two groups of probes (23) are connected to the tester (2) through connecting lines respectively. The mounting base (1) is provided with two groups of symmetrically distributed mounting rods (3). The two groups of mounting rods (3) are slidably connected to the mounting base (1). A bidirectional screw rod (14) is provided in the mounting base (1). The mounting base (1) and the two groups of mounting rods (3) are provided with mounting rings (4). The two groups of probes (23) are respectively arranged corresponding to the two groups of mounting rings (4) located on both sides. The three groups of mounting rings (4) are respectively slidably connected to the two groups of mounting rods (3) and the mounting base (1). The two groups of mounting rods (3) are slidably connected to the mounting base ( 1), a first screw rod (5) is provided in each of the mounting rings (4), a gear ring (6) is provided in each of the mounting rings (4), and the gear ring (6) is rotatably connected to the mounting ring (4) through a bearing, three groups of annularly distributed adjusting rods (7) are provided in each of the mounting rings (4), and insulating blocks (8) are provided on each of the three groups of adjusting rods (7), two groups of symmetrically distributed first sliding rods (16) are provided in each of the two groups of first sliding rods (16), and a second sliding rod (17) is slidably installed in each of the two groups of first sliding rods (16), and a dust cover (22) is provided on the mounting seat (1), and the dust cover (22) is fixedly connected to the two groups of second sliding rods (17) respectively, and a flip cover (15) is provided on the dust cover (22), and the flip cover (15) is rotatably connected to the dust cover (22) through a rotating shaft.

2. The ceramic insulation test assembly according to claim 1, characterized in that: Two groups of symmetrically distributed threaded rods (18) are provided in the mounting seat (1), and the two groups of threaded rods (18) are rotatably connected to the mounting seat (1) through bearings. The threaded rods (18) pass through the corresponding first slide rods (16) and are threadedly connected to the first slide rods (16). A threaded tube (20) is provided in the two groups of the first slide rods (16), and the threaded tube (20) is rotatably connected to the first slide rod (16) through bearings. The threaded tube (20) passes through the second slide rod (17) and is threadedly connected to the second slide rod (17).

3. The ceramic insulation test assembly according to claim 2, characterized in that: The threaded rod (18) is provided with two groups of symmetrically distributed limiting grooves (19), and the threaded tube (20) is provided with two groups of symmetrically distributed limiting blocks (21). The limiting blocks (21) are arranged corresponding to the limiting grooves (19), and the threaded tube (20) is slidably sleeved with the threaded rod (18) through the limiting blocks (21).

4. The ceramic insulation test assembly according to claim 1, characterized in that: The two ends of the bidirectional screw rod (14) respectively pass through the mounting seat (1) and are rotatably connected to the mounting seat (1) through bearings. The two ends of the bidirectional screw rod (14) respectively pass through the two groups of mounting rods (3) and are respectively threadedly connected to the two groups of mounting rods (3). The lower end of the first screw rod (5) respectively passes through the corresponding mounting rod (3) or the mounting seat (1) and is rotatably connected thereto through a bearing. The upper end of the first screw rod (5) respectively passes through the corresponding mounting ring (4) and is threadedly connected to the mounting ring (4).

5. The ceramic insulation test assembly according to claim 1, characterized in that: The three groups of adjusting rods (7) are respectively slidably connected to the mounting ring (4); three groups of second screw rods (9) corresponding to the adjusting rods (7) are provided in the mounting ring (4); three groups of second bevel gears (11) corresponding to the second screw rods (9) are provided in the mounting ring (4); the three groups of second bevel gears (11) are rotatably connected to the mounting ring (4) through a rotating rod (12); a gear (13) is fixedly sleeved on the rotating rod (12); and the gear ring (6) is respectively meshed with the three groups of gears (13).

6. The ceramic insulation test assembly according to claim 5, characterized in that: The three groups of second screw rods (9) are all rotatably connected to the mounting ring (4) through bearings. The three groups of second screw rods (9) respectively penetrate the corresponding adjusting rods (7) and are respectively threadedly connected to the corresponding adjusting rods (7). The three groups of second screw rods (9) are all sleeved with first bevel gears (10). The three groups of second bevel gears (11) are respectively meshed and connected with the corresponding first bevel gears (10).

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