CN219009595U

CN219009595U - Partial discharge tester

Info

Publication number: CN219009595U
Application number: CN202320045024.3U
Authority: CN
Inventors: 叶一波; 袁黎
Original assignee: Wuhan State Test Electrical Equipment Co ltd
Current assignee: Wuhan State Test Electrical Equipment Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-12
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the technical field of tester equipment, in particular to a partial discharge tester, which comprises: the device comprises a shell, a connecting rod and a fixed rod, wherein a gear disc is arranged on the upper side wall of the shell, the connecting rod is connected with a push block and a movable rod, the fixed rod is connected with a sliding block and a fixed column, and a telescopic spring is arranged in the fixed column; the beneficial effects are as follows: the connecting rod is pulled out from the positioning groove close to one side of the gear plate by pulling the push block, one end of the movable rod is driven to stretch the telescopic spring, then the push block is pushed, the fixed rod moves, when the push block moves to the positioning groove far away from one side of the gear plate, the fixed rod is separated from the fixed groove, finally, the external force to the push block is removed, the connecting rod is fixed in the positioning groove far away from one side of the gear plate through the telescopic spring, so that the gear plate is rotated, and when the gear plate is fixed, the connecting rod is fixed in the positioning groove close to one side of the gear plate, so that the coil winding is not tight due to rotation of the gear plate.

Description

Partial discharge tester

Technical Field

The utility model relates to the technical field of tester equipment, in particular to a partial discharge tester.

Background

The partial discharge test adopts an advanced anti-interference component and a unique gate display circuit, has four high-frequency elliptical scans, is suitable for the type and delivery test of high-voltage products, the research test of new products and the quantitative test of partial discharge of motors, transformers, cables, bushings, capacitors, transformers, lightning arresters, switches and other high-voltage electric appliances.

Chinese patent CN 217425583U discloses a partial discharge tester, including the discharge tester main part, the upper end surface swing joint of discharge tester main part has the upper cover, the through-hole has been seted up to the upper end surface of upper cover, the inboard surface sliding connection of through-hole has the locating pin, the upper end surface of upper cover has been close to right side terminal surface and has been seted up first square groove, the upper end of discharge tester main part is outer

The surface is close to the lower end of the first square groove and is provided with a first rectangular groove, the inner side outer surface of the first rectangular groove is rotationally connected with a first rotating shaft, and the outer surface of the first rotating shaft is welded with a first gear disc; the device is beneficial to the regular maintenance of the partial discharge tester, prevents the phenomenon that the disassembly of the discharge tester is inconvenient, is beneficial to the placement of the circuit after the use of the discharge tester is finished, prevents the phenomenon that the longer placement process of the circuit is inconvenient, and improves the use effect of the partial discharge tester.

However, when the device is used for paying off the line, the paying-off length of the line cannot be well fixed, so that the number of turns of the rotating gear disc is increased during winding, the labor time is increased, and meanwhile, the gear disc cannot be fixed after winding, so that the gear disc rotates due to friction or vibration during carrying and transportation, and test wires are not tightly wound.

Disclosure of Invention

The utility model aims to provide a partial discharge tester, which solves the problems that the device provided in the background art can not well fix the paying-off length when paying off a wire, so that the number of turns of a rotary gear disc is increased when the wire is wound, the labor time is increased, and meanwhile, the gear disc can not be fixed after the wire is wound, and the rotary gear disc rotates due to friction or vibration when the wire is carried and transported, so that the winding of a test wire is not tight.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a partial discharge tester, the partial discharge tester comprising:

the device comprises a shell, wherein a gear plate is arranged on the upper side wall of the shell, a plurality of uniformly distributed fixing grooves are formed in the side wall of one end of the gear plate, and mounting grooves are formed in the upper end of the shell;

the connecting rod is positioned on the upper side of the shell, the upper end of the connecting rod is fixedly connected with a pushing block, the other end of the connecting rod is connected with a movable rod, and the movable rod is T-shaped;

and one end of the fixing rod is positioned in the mounting groove, the outer wall of the fixing rod is fixedly connected with a sliding block and a fixing column, and a telescopic spring is arranged in the fixing column.

Preferably, the mounting groove is located at one side of the gear plate, a movable hole is formed in one side of the inner wall of the mounting groove, and the movable hole is rectangular.

Preferably, a moving hole is formed between the inner wall of the upper end of the movable hole, which is far away from one side of the mounting groove, and the upper side wall of the shell, and positioning grooves are formed in two ends of the inner wall of the moving hole, which is close to one side of the mounting groove.

Preferably, a sliding groove is formed in the middle of the lower side wall of the mounting groove, and the inner wall of the sliding groove is connected with the outer wall of the sliding block in a sliding manner.

Preferably, one end of the fixing rod, which is positioned outside the mounting groove, transversely penetrates through the side wall of the mounting groove to be connected with the fixing groove.

Preferably, one end of the fixed column far away from the fixed rod is located in the movable hole, and a placing groove is formed in the fixed column.

Preferably, the inner wall of the placing groove close to one side of the fixed rod is fixedly connected with the telescopic spring, and the other end of the telescopic spring is fixedly connected with one end side wall of the movable rod.

Preferably, one end of the movable rod, which is far away from the telescopic spring, penetrates through the inner wall of the placing groove and is fixedly connected with the lower end of the side wall of the connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

when the gear plate needs to be rotated, the push block is pulled at first, the connecting rod is driven to be pulled out from the middle of the positioning groove close to one side of the gear plate, one end of the movable rod, which is located in the placing groove, is driven to stretch the telescopic spring while the connecting rod is pulled out, then the push block is pushed through the moving hole, and the sliding block is driven to slide in the sliding groove, so that the fixed rod moves to one side, which is far away from the gear plate, in the mounting groove, when the push block moves to the positioning groove, which is far away from one side of the gear plate, the fixed rod is separated from the fixed groove, finally, the external force to the push block is removed, the connecting rod is fixed in the positioning groove, which is far away from one side of the gear plate, through the action of the telescopic spring, so that paying-off and wire winding of the gear plate can be completed, and when the gear plate is fixed, the connecting rod is only required to be fixed in the positioning groove, which is close to one side of the gear plate, so that the coil winding is not tight, which is caused by rotation of the gear plate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a partial structural cross-sectional view of the housing of the present utility model;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present utility model.

In the figure: 1. a housing; 2. a gear plate; 3. a fixing groove; 4. a pushing block; 5. a connecting rod; 6. a positioning groove; 7. a moving hole; 8. a fixed rod; 9. fixing the column; 10. a mounting groove; 11. a slide block; 12. a chute; 13. a movable hole; 14. a placement groove; 15. a telescopic spring; 16. a movable rod.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 4, the present utility model provides a technical solution: a partial discharge tester, the partial discharge tester comprising:

the casing 1, the upper side wall of casing 1 is equipped with toothed disc 2, a plurality of evenly distributed's fixed slot 3 has been seted up on the one end lateral wall of toothed disc 2, mounting groove 10 has been seted up to the inside mounting groove 10 that has been seted up of upper end of casing 1, mounting groove 10 is located one side of toothed disc 2, movable hole 13 has been seted up on one side of the inner wall of mounting groove 10, movable hole 13 is the rectangle, movable hole 7 has been seted up between the upper end inner wall of the upper end of movable hole 13 side of keeping away from mounting groove 10 and the upper side wall of casing 1, the constant head tank 6 has all been seted up at the inner wall both ends that movable hole 7 is close to one side of mounting groove 10, spout 12 has been seted up in the middle of the lower lateral wall of mounting groove 10, sliding connection between the inner wall of spout 12 and the outer wall of slider 11.

The connecting rod 5 is located the upside of casing 1, and the upper end fixedly connected with ejector pad 4 of connecting rod 5, the other end of connecting rod 5 is connected with movable rod 16, and movable rod 16 is "T" shape, and the one end that flexible spring 15 was kept away from to movable rod 16 runs through the inner wall of standing groove 14 and the lateral wall lower extreme fixed connection of connecting rod 5.

The dead lever 8, one end is located the inside of mounting groove 10, fixedly connected with slider 11 and fixed column 9 on the outer wall of dead lever 8, the inside of fixed column 9 is equipped with extension spring 15, the lateral wall that the dead lever 8 is located the mounting groove 10 outside transversely runs through mounting groove 10 is connected with fixed slot 3, the one end that dead lever 8 was kept away from to fixed column 9 is located the inside of movable hole 13, standing groove 14 has been seted up to the inside of fixed column 9, standing groove 14 is close to the inner wall and extension spring 15 fixed connection of dead lever 8 one side, the other end and the one end lateral wall fixed connection of movable rod 16 of extension spring 15.

1. A housing; 2. a gear plate; 3. a fixing groove; 4. a pushing block; 5. a connecting rod; 6. a positioning groove; 7. a moving hole; 8. a fixed rod; 9. fixing the column; 10. a mounting groove; 11. a slide block; 12. a chute; 13. a movable hole; 14. a placement groove; 15. a telescopic spring; 16. movable rod

During actual use, when paying off and taking up are carried out through the gear plate 2, the push block 4 is pulled at first, the connecting rod 5 is driven to be pulled out from the middle of the positioning groove 6 close to one side of the gear plate 2, one end of the movable rod 16, which is located in the placing groove 14, stretches the telescopic spring 15, then the push block 4 is pushed through the moving hole 7, the sliding block 11 is driven to slide in the sliding groove 12, the fixing rod 8 moves to one side far away from the gear plate 2 in the mounting groove 10, when the push block 4 moves to the positioning groove 6 far away from one side of the gear plate 2, the fixing rod 8 is separated from the fixing groove 3, finally, the external force on the push block 4 is removed, the connecting rod 5 is fixed in the positioning groove 6 far away from one side of the gear plate 2 through the action of the telescopic spring 15, so that paying off and taking up of the gear plate 2 can be completed by fixing the connecting rod 5 in the positioning groove 6 close to one side of the gear plate 2.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A partial discharge tester is characterized in that: the partial discharge tester comprises:

the device comprises a shell (1), wherein a gear disc (2) is arranged on the upper side wall of the shell (1), a plurality of uniformly distributed fixing grooves (3) are formed in the side wall of one end of the gear disc (2), and a mounting groove (10) is formed in the upper end of the shell (1);

the connecting rod (5) is positioned at the upper side of the shell (1), the upper end of the connecting rod (5) is fixedly connected with the pushing block (4), the other end of the connecting rod (5) is connected with the movable rod (16), and the movable rod (16) is in a T shape; a kind of electronic device with high-pressure air-conditioning system

And one end of the fixing rod (8) is positioned in the installation groove (10), a sliding block (11) and a fixing column (9) are fixedly connected to the outer wall of the fixing rod (8), and a telescopic spring (15) is arranged in the fixing column (9).

2. The partial discharge tester according to claim 1, wherein: the mounting groove (10) is located on one side of the gear plate (2), a movable hole (13) is formed in one side of the inner wall of the mounting groove (10), and the movable hole (13) is rectangular.

3. The partial discharge tester according to claim 2, wherein: a moving hole (7) is formed between the inner wall of the upper end of one side, far away from the mounting groove (10), of the movable hole (13) and the upper side wall of the shell (1), and positioning grooves (6) are formed in two ends of the inner wall, close to one side of the mounting groove (10), of the moving hole (7).

4. The partial discharge tester according to claim 1, wherein: a sliding groove (12) is formed in the middle of the lower side wall of the mounting groove (10), and the inner wall of the sliding groove (12) is connected with the outer wall of the sliding block (11) in a sliding mode.

5. The partial discharge tester according to claim 1, wherein: one end of the fixing rod (8) positioned outside the mounting groove (10) transversely penetrates through the side wall of the mounting groove (10) and is connected with the fixing groove (3).

6. The partial discharge tester according to claim 2, wherein: one end of the fixed column (9) far away from the fixed rod (8) is positioned in the movable hole (13), and a placing groove (14) is formed in the fixed column (9).

7. The partial discharge tester according to claim 6, wherein: the inner wall of the placing groove (14) close to one side of the fixed rod (8) is fixedly connected with the telescopic spring (15), and the other end of the telescopic spring (15) is fixedly connected with one end side wall of the movable rod (16).

8. The partial discharge tester according to claim 6, wherein: one end of the movable rod (16) far away from the telescopic spring (15) penetrates through the inner wall of the placing groove (14) and is fixedly connected with the lower end of the side wall of the connecting rod (5).