CN214845571U

CN214845571U - Withstand voltage tester

Info

Publication number: CN214845571U
Application number: CN202020874455.7U
Authority: CN
Inventors: 白桦
Original assignee: Jiujiang Huaxin Electric Co ltd
Current assignee: Jiujiang Huaxin Electric Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-11-23
Anticipated expiration: 2030-05-22

Abstract

The utility model provides a withstand voltage tester, the power distribution box comprises a box body, the box is articulated with the chamber door, the box upper end is equipped with the spout, be equipped with the movable plate in the spout, movable plate lower extreme symmetry is fixed with the mounting panel, be fixed with the slide bar between the mounting panel, the box internal fixation has the bottom plate, the bottom plate upper end is fixed with fixed electrode, it is equipped with the lead screw just to be located the fixed electrode top in the box, lead screw one end passes through the bearing with the box inner wall and is connected, the lead screw other end stretches out the box and fixes with the bull stick, the lead screw passes the movable block and passes through threaded connection with the movable block, the one end that the movable block is close to the chamber door is equipped with the slide rail, be equipped with the slider on the slide rail, the slide bar passes the slider, the slider lower extreme is fixed with the screw rod, the fixed electrode top is equipped with the movable electrode, the movable electrode is fixed on the fixed plate, be equipped with the screw hole on the fixed plate, the fixed plate passes through threaded connection with the screw rod. The utility model provides a withstand voltage tester can realize continuous test, improves efficiency of software testing.

Description

Withstand voltage tester

Technical Field

The utility model mainly relates to a withstand voltage test's technical field, concretely relates to withstand voltage tester.

Background

The withstand voltage tester is an instrument for performing withstand voltage test on a sample to be tested, and generally comprises a testing part arranged above a workbench and an electric control part arranged below the workbench, wherein the testing part comprises a pair of testing electrodes and an insulating support, one of the testing electrodes is a fixed electrode, and the other testing electrode is a movable electrode. When the electrical film is subjected to a withstand voltage test, a test chamber needs to be opened to replace a test point after the test is finished because a plurality of point positions need to be detected in each test. The existing withstand voltage tester needs to frequently open the safety door to replace the test point, so that the test efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a withstand voltage tester for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a pressure-resistant tester comprises a box body, wherein the box body is hinged with a box door, a chute is arranged at the upper end of the box body, a movable plate is arranged in the chute, mounting plates are symmetrically fixed at the lower end of the movable plate, a slide bar is fixed between the mounting plates, a bottom plate is fixed in the box body, a fixed electrode is fixed at the upper end of the bottom plate, a lead screw is arranged in the box body and above the fixed electrode, one end of the lead screw is connected with the inner wall of the box body through a bearing, the other end of the lead screw extends out of the box body and is fixed with a rotating rod, the lead screw penetrates through a movable block and is connected with the movable block through threads, a slide rail is arranged at one end, close to the box door, of the movable block, a slide block is arranged on the slide rail, the slide bar penetrates through the slide block, the lower end of the slide block is fixed with the screw, a movable electrode is arranged above the fixed electrode, the movable electrode is fixed on the fixed plate, and a threaded hole is arranged on the fixed plate, the fixed plate is connected with the screw rod through threads, a through hole is formed in the movable plate, a rotating shaft is arranged in the through hole, the upper end of the rotating shaft is fixed with the handle, and a stop block is arranged between the handle and the movable plate.

Furthermore, a supporting plate is arranged between the box body and the moving plate.

Furthermore, a U-shaped rod is fixed at the upper end of the moving plate.

Furthermore, the periphery of the rotating shaft is provided with external threads matched with the threaded hole, and the lower end of the rotating shaft extends into the box body.

Furthermore, the rotating shaft is arranged on one side of the screw rod, which is close to the box door.

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

the utility model discloses withstand voltage test is realized to accessible multiple mode, and when the test point of the sample that awaits measuring was located same water flat line or same circumference, the test point can be changed to the chamber door that need not open repeatedly, and convenient and fast can realize continuous test, improves efficiency of software testing.

Drawings

Fig. 1 is a top view of a withstand voltage tester of the present invention;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

fig. 3 is a side view of the internal structure of the middle box body of the present invention.

In the figure: 1. a box body; 2. a box door; 3. a chute; 4. moving the plate; 5. mounting a plate; 6. a slide bar; 7. a base plate; 8. a fixed electrode; 9. a screw rod; 10. a rotating rod; 11. a moving block; 12. A slide rail; 13. a slider; 14. a screw; 15. a movable electrode; 16. a fixing plate; 17. a support plate; 18. a U-shaped rod; 19. perforating; 20. a rotating shaft; 21. a handle; 22. and a stop block.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-3, a pressure tester, which comprises a box 1, wherein the box 1 is hinged to a box door 2, the box door 2 is arranged at the front end of the box 1, and the box door 2 is provided with an observation window made of transparent material. The upper end of the box body 1 is provided with a sliding groove 3, a moving plate 4 is arranged in the sliding groove 3, a supporting plate 17 is arranged between the box body 1 and the moving plate 4, and a U-shaped rod 18 is fixed at the upper end of the moving plate 4. The lower end of the moving plate 4 is symmetrically fixed with mounting plates 5, and a slide bar 6 is fixed between the mounting plates 5. A bottom plate 7 is fixed in the box body 1, and a fixed electrode 8 is fixed at the upper end of the bottom plate 7. A screw rod 9 is arranged in the box body 1 and above the fixed electrode 8, one end of the screw rod 9 is connected with the inner wall of the box body 1 through a bearing, and the other end of the screw rod 9 extends out of the box body 1 and is fixed with a rotating rod 10. The lead screw 9 passes through the moving block 11 and is in threaded connection with the moving block 11, a sliding rail 12 is arranged at one end, close to the box door 2, of the moving block 11, a sliding block 13 is arranged on the sliding rail 12, the sliding rod 6 passes through the sliding block 13, and the lower end of the sliding block 13 is fixed with the screw 14. A movable electrode 15 is arranged above the fixed electrode 8, the movable electrode 15 is fixed on a fixed plate 16, a threaded hole is formed in the fixed plate 16, and the fixed plate 16 is connected with the screw 14 through threads. The fixed electrode 8 and the movable electrode 15 are respectively connected with a power supply through leads.

The moving plate 4 is provided with a through hole 19, a rotating shaft 20 is arranged in the through hole 19, the upper end of the rotating shaft 20 is fixed with a handle 21, and the periphery of the rotating shaft 20 is provided with an external thread matched with the threaded hole. The lower end of the rotating shaft 20 extends into the box body 1, the rotating shaft 20 is arranged on one side of the screw rod 9 close to the box door 2, and a stop 22 is arranged between the handle 21 and the moving plate 4.

The working principle is as follows: when the detected test points are on the same horizontal line, the sample to be detected is flatly laid at the upper end of the fixed electrode 8, the rotating rod 10 is rotated, the rotating rod 10 drives the moving block 11 to move on the lead screw 9, the moving block 11 drives the sliding block 13 to move along the sliding rod 6, and the rotating rod 10 stops rotating after the first test point is moved; the supporting plate 17 is pulled out, the U-shaped rod 18 is pressed downwards, the moving plate 4 moves in the vertical direction along the sliding groove 3, the moving plate 4 drives the sliding block 13 to move downwards along the sliding rail 12, the movable electrode 15 is made to be in contact with a sample to be tested, and then the pressure resistance test of the next point is started.

When the detected test points are on the same circumference, the fixing plate 16 is removed from the screw 14, and the fixing plate 16 is screwed to the rotating shaft 20, so that the fixing plate 16 is fixed to the rotating shaft 20. The sample to be tested is laid on the upper end of the fixed electrode 8, the stop block 22 is drawn out, the handle 21 is rotated to enable the movable electrode 15 to be positioned above the point to be tested, the handle 21 is pressed downwards, the rotating shaft 20 is enabled to move downwards along the through hole 19 until the movable electrode 15 is contacted with the sample to be tested, and then the voltage resistance test of the next point is started. A plurality of points of the sample to be tested can be tested without repeatedly opening the door 2.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims

1. The utility model provides a withstand voltage tester which characterized in that: the device comprises a box body (1), the box body (1) is hinged with a box door (2), a sliding groove (3) is formed in the upper end of the box body (1), a moving plate (4) is arranged in the sliding groove (3), mounting plates (5) are symmetrically fixed at the lower end of the moving plate (4), a sliding rod (6) is fixed between the mounting plates (5), a bottom plate (7) is fixed in the box body (1), a fixed electrode (8) is fixed at the upper end of the bottom plate (7), a lead screw (9) is arranged in the box body (1) and above the fixed electrode (8), one end of the lead screw (9) is connected with the inner wall of the box body (1) through a bearing, the other end of the lead screw (9) extends out of the box body (1) and is fixed with a rotating rod (10), the lead screw (9) penetrates through a moving block (11) and is connected with the moving block (11) through a thread, a sliding rail (12) is arranged at one end, close to the box door (2), of the moving block (11), be equipped with slider (13) on slide rail (12), slider (13) are passed in slide bar (6), slider (13) lower extreme is fixed with screw rod (14), fixed electrode (8) top is equipped with movable electrode (15), movable electrode (15) are fixed on fixed plate (16), be equipped with the screw hole on fixed plate (16), fixed plate (16) pass through threaded connection with screw rod (14), be equipped with perforation (19) on movable plate (4), be equipped with pivot (20) in perforation (19), pivot (20) upper end is fixed with handle (21), be equipped with dog (22) between handle (21) and movable plate (4).

2. The withstand voltage tester according to claim 1, characterized in that: a supporting plate (17) is arranged between the box body (1) and the moving plate (4).

3. The withstand voltage tester according to claim 1, characterized in that: and a U-shaped rod (18) is fixed at the upper end of the moving plate (4).

4. The withstand voltage tester according to claim 1, characterized in that: the outer periphery of the rotating shaft (20) is provided with external threads matched with the threaded hole, and the lower end of the rotating shaft (20) extends into the box body (1).

5. The withstand voltage tester according to claim 1, characterized in that: the rotating shaft (20) is arranged on one side of the screw rod (9) close to the box door (2).