CN215116567U

CN215116567U - IPM module based variable frequency high-voltage transformer tester

Info

Publication number: CN215116567U
Application number: CN202121091334.6U
Authority: CN
Inventors: 朱江龙
Original assignee: Xi'an Longjianghua Semiconductor Technology Co ltd
Current assignee: Xi'an Longjianghua Semiconductor Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-10
Anticipated expiration: 2031-05-20

Abstract

The utility model belongs to the technical field of the high voltage transformer tester technique and specifically relates to a based on I PM module frequency conversion high voltage transformer tester, including tester main part and box, the tester main part is located the inside of box, the top of box articulates there is the case lid, install the hasp between the opposite side of case lid and the case lid, the inner wall of box all around all the activity insert and be equipped with a plurality of first rubber trapezoidal boards, all a lateral symmetry of first rubber trapezoidal board is fixed with the second spring, all the other end of second spring all with box fixed connection. This device reasonable in design through the setting of first rubber trapezoidal plate and first spring for the inside of box can be arranged in with the tester main part to the device, makes removing that the tester main part can be stable, thereby avoids the tester main part because rock and be impaired at the removal in-process, and can open the back auto-eject tester main part at the case lid, makes things convenient for the operator to operate.

Description

IPM module based variable frequency high-voltage transformer tester

Technical Field

The utility model relates to a high-voltage transformer tester field especially relates to a based on IPM module frequency conversion high-voltage transformer tester.

Background

The IPM, namely an intelligent power module, not only integrates a power switch device and a driving circuit together, but also integrates fault detection circuits such as overvoltage, overcurrent and overheat and the like inside, and can send detection signals to a CPU. Therefore, the invention provides a variable-frequency high-voltage transformer tester based on an IPM module, which is used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the utility model provides a based on IPM module frequency conversion high voltage transformer tester.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a frequency conversion high voltage transformer tester based on IPM module, includes tester main part and box, the tester main part is located the inside of box, the top of box articulates there is the case lid, install the hasp between the opposite side of case lid and the case lid, the bottom of tester main part is fixed with a plurality of first springs, and is whole the bottom of first spring all with the inside fixed connection of box.

The inner wall of box all moves about all around and inserts and be equipped with a plurality of first rubber trapezoidal boards, all one side symmetry of first rubber trapezoidal board is fixed with the second spring, all the other end of second spring all with box fixed connection, one side that first rubber trapezoidal board is close to the second spring all is equipped with the second rubber trapezoidal board corresponding with first rubber trapezoidal board, the homonymy move the removal that the structure mounting was in the inside of box and drove second rubber trapezoidal board through pressing between the second rubber trapezoidal board.

Preferably, the pressing structure comprises a plurality of movable plates, all the movable plates are movably inserted into four sides inside the box body respectively, the four sides are located on the same side, the second rubber trapezoidal plates are fixedly connected with the movable plates on the same side, inclined planes of the first rubber trapezoidal plates and the second rubber trapezoidal plates are abutted, all the inclined planes are fixedly connected with a clip connecting plate at the top of the movable plates, the top of the clip connecting plate penetrates through the box body and extends out, all the bottoms of the movable plates are fixedly provided with third springs, and the bottoms of the third springs are fixedly connected with the box body.

Preferably, I-shaped limiting plates are symmetrically inserted into the edges of the two ends of the square connecting plate, first limiting grooves corresponding to the I-shaped limiting plates are formed in the box body, and anti-skid coatings are arranged on the side walls of the I-shaped limiting plates.

Preferably, the lower part of the outer wall of the tester main body is provided with a second limiting groove, a plurality of limiting blocks corresponding to the second limiting groove are inserted in the inner part of the box body in a movable mode, all limiting blocks are close to one end of each limiting block and are provided with round corners from top to bottom, all limiting blocks are fixed to the other ends of the limiting blocks, the other ends of the fourth springs are fixedly connected with the box body, and friction gaskets are fixed to the bottoms of the limiting blocks.

Preferably, the bottom of the box body is embedded with a rubber pad corresponding to the tester body.

Compared with the prior art, the utility model discloses following beneficial effect has: the device can push and push the first rubber trapezoidal plates by moving the second rubber trapezoidal plates downwards, so that the plurality of first rubber trapezoidal plates move mutually to push and push the extrusion tester main body to be fixedly clamped, and can push and drive the second rubber trapezoidal plates to move upwards by the third springs when the box cover is opened, so that the tester main body is automatically pushed and ejected by the first springs when the second rubber trapezoidal plates are loosened, the device can be fixed in the moving process, and when shaking occurs in the moving process, the elastic supports of the first rubber trapezoidal plates and the second springs can buffer the side surfaces of the tester, the first springs can elastically support the bottom surface of the tester, the tester is prevented from generating large vibration collision with an external box body in the moving process, the tester is prevented from being damaged due to shaking collision, and the device can be automatically ejected when being opened, is beneficial to the use of operators.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view after the overall section of the present invention;

fig. 3 is a schematic structural view of the present invention, partially enlarged at a point a in fig. 2;

fig. 4 is a schematic structural view of the present invention, partially enlarged at B in fig. 2;

fig. 5 is a schematic structural view of the utility model after being further sectioned;

fig. 6 is a schematic structural view of the present invention, partially enlarged at the position C in fig. 5.

In the figure: tester main part 1, box 2, case lid 3, first spring 4, first rubber trapezoidal plate 5, second spring 6, second rubber trapezoidal plate 7, movable plate 8, third spring 9, the shape connecting plate 10 that returns, worker shape limiting plate 11, first spacing groove 12, second spacing groove 13, stopper 14, fourth spring 15, hasp 16, rubber pad 17, friction pad 18.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-6, a frequency conversion high-voltage transformer tester based on IPM module, including tester main part 1 and box 2, tester main part 1 is located the inside of box 2, the top of box 2 articulates there is case lid 3, install hasp 16 between the opposite side of case lid 3 and the case lid 3, the bottom of tester main part 1 is fixed with a plurality of first springs 4, the bottom of whole first springs 4 all with the inside fixed connection of box 2, the inner wall of box 2 all around all the activity is inserted and is equipped with a plurality of first rubber trapezoidal boards 5, one side symmetry of whole first rubber trapezoidal boards 5 is fixed with second spring 6, the other end of whole second spring 6 all with box 2 fixed connection, one side that first rubber trapezoidal board 5 is close to second spring 6 all is equipped with the second rubber trapezoidal board 7 corresponding with first rubber trapezoidal board 5, install in the inside of box 2 and drive the removal of second rubber trapezoidal board 7 through pressing the structure between the homonymy second rubber trapezoidal board 7.

The implementation mode is specifically as follows: tester main part 1 can make things convenient for the operator to operate, box 2 can place tester main part 1 in inside, move in-process and protect tester main part 1, case lid 3 can rotate and install the top at box 2, fix tester main part 1 in the inside of box 2, first spring 4 can upwards promote tester main part 1 after case lid 3 is opened, make tester main part 1 pop out the use that makes things convenient for the operator, first rubber trapezoidal plate 5 can extrude the surface of tester main part 1, fix tester main part 1 in the inside of box 2, be favorable to avoiding tester main part 1 to produce the collision at the removal in-process, second rubber trapezoidal plate 7 can push the lateral shifting of first rubber trapezoidal plate 5 through agreeing with on inclined plane after moving down, make first rubber trapezoidal plate 5 extrude tester main part 1, first rubber trapezoidal plate 5 self can alleviate the impact that tester main part 1 received through flexible deformation simultaneously Power is favorable to protecting tester main part 1, presses the structure to drive second rubber trapezoidal plate 7 and reciprocates, and second spring 6 can stimulate first rubber trapezoidal plate 5 and remove tester main part 1 dorsad.

The structure of moving includes a plurality of movable plates 8, and all movable plates 8 are movable respectively and are inserted the four sides of locating 2 insides of box, homonymy second rubber trapezoidal plate 7 all with homonymy movable plate 8 fixed connection, and first rubber trapezoidal plate 5 offsets with the inclined plane of second rubber trapezoidal plate 7, and the top of all movable plates 8 is fixed with shape connecting plate 10 jointly, and the top of shape connecting plate 10 returns runs through box 2 and extends away, and the bottom of all movable plates 8 all is fixed with third spring 9, the bottom and the box 2 fixed connection of third spring 9.

The implementation mode is specifically as follows: the movable plate 8 can move up and down to drive the second rubber trapezoidal plate 7 to move up and down together, the third spring 9 can push the movable plate 8 to move up after the box cover 3 is opened, the clip-shaped connecting plate 10 can be connected with all the movable plates 8, and the box cover 3 can extrude the clip-shaped connecting plate 10 after being closed, so that the clip-shaped connecting plate 10 pushes the movable plate 8 to move down.

I-shaped limiting plates 11 are symmetrically inserted into the edges of the two ends of the square connecting plate 10, first limiting grooves 12 corresponding to the I-shaped limiting plates 11 are formed in the box body 2, and anti-skid coatings are arranged on the side walls of the I-shaped limiting plates 11.

The implementation mode is specifically as follows: shape connecting plate 10 can freely reciprocate when worker shape limiting plate 11 is located back shape connecting plate 10 inside, returns shape connecting plate 10 and can be pushed by the operator and remove to first spacing inslot 12 inside, returns shape connecting plate 10 and removes to first spacing inslot 12 inside back, can be fixed back shape connecting plate 10 and box 2 for it can't reciprocate to return shape connecting plate 10, thereby is fixed second rubber trapezoidal plate 7, movable plate 8 and second spring 6 together.

Second spacing groove 13 has been seted up to the lower part of the outer wall of tester main part 1, and the inside activity of box 2 is inserted and is equipped with a plurality of stopper 14 corresponding with second spacing groove 13, and all stopper 14 are close to all being equipped with the fillet from top to bottom of stopper 14 one end, and all stopper 14's the other end all is fixed with fourth spring 15, fourth spring 15's the other end and box 2 fixed connection, and stopper 14's bottom is fixed with friction pad 18.

The implementation mode is specifically as follows: the limit block 14 can be inserted into the second limit groove 13, so as to fix the position of the tester body 1, so that the tester body 1 cannot move out of the interior of the box body 2, the fourth spring 15 can push the limit block 14 to move towards the interior of the second limit groove 13, the friction gasket 18 can increase the friction force between the limit block 14 and the box body 2, so that the limit block 14 is influenced by the friction force in the process of being pushed by the fourth spring 15 to move, so that the movement process of the limit block 14 is slow, the limit block 14 is provided with a round angle, so that the round angle of the limit block 14 can be extruded when the tester body 1 moves downwards, the limit block 14 is pushed to extrude the fourth spring 15 to move out of the interior of the second limit groove 13, so that the limit effect of the limit block 14 on the tester body 1 disappears, when the round angle below the limit block 14 makes the limit block 14 exit from the interior of the second limit groove 13, the tester main body 1 can press the round corner below to pass through, so that the tester main body 1 can be pushed to move up.

The bottom of the box body 2 is embedded with a rubber pad 17 corresponding to the tester body 1.

The implementation mode is specifically as follows: the rubber pad 17 can be cushioned between the case cover 3 and the tester main body 1 so that the case cover 3 is not damaged by pressing the tester main body 1 after being closed.

The utility model discloses the theory of operation: when the device is used, an operator can place the tester main body 1 in the box body 2 to seal the box body 2 through the box cover 3, meanwhile, the first rubber trapezoidal plate 5 extrudes and fixes the tester main body 1, so that the tester main body 1 cannot collide and be damaged due to shaking in the moving process, after the operator opens the box cover 3, the third spring 9 pushes the moving plate 8 to move upwards, meanwhile, the second spring 6 pulls the first rubber trapezoidal plate 5 to move back to the tester main body 1, so that the fixing of the tester main body 1 is loosened, then, the operator presses the tester main body 1 downwards, the tester main body 1 extrudes a limiting block 14 fillet through the second limiting groove 13, so that the limiting block 14 pushes the fourth spring 15 to withdraw from the inside of the second limiting groove 13, the friction gasket 18 enables the moving speed of the limiting block 14 to be slowed down through friction force, and simultaneously, the first spring 4 pushes the tester main body 1 upwards, the tester body 1 is pushed to pop up for convenient use, then an operator presses the clip connecting plate 10 downwards, the clip connecting plate 10 moves downwards to drive the moving plate 8 to move downwards, the moving plate 8 drives the second rubber trapezoidal plate 7 to move downwards, the second rubber trapezoidal plate 7 moves downwards to incline the inclined plane of the first rubber trapezoidal plate 5, the first rubber trapezoidal plate 5 moves transversely to extrude the tester body 1 to clamp and fix the tester body 1, then the operator pushes the I-shaped limiting plate 11 to move the I-shaped limiting plate 11 into the first limiting groove 12, the clip connecting plate 10 is fixed with the box body 2, the moving plate 8 is fixed, the fixing of the tester body 1 is completed, and when shaking occurs in the moving process, the first rubber trapezoidal plate 5, the second rubber trapezoidal plate 7 and the second spring 6 are elastically supported, can cushion the side of tester main part 1, first spring 4 can carry out elastic support to the bottom surface of tester main part 1, avoids tester main part 1 to produce great vibration collision between removal in-process and outside box 2, is favorable to the stability of tester main part 1 in the use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.

Claims

1. The IPM module-based variable-frequency high-voltage transformer tester comprises a tester main body (1) and a box body (2), and is characterized in that the tester main body (1) is positioned inside the box body (2), the top of the box body (2) is hinged with a box cover (3), a lock catch (16) is installed between the other side of the box cover (3) and the box cover (3), a plurality of first springs (4) are fixed at the bottom of the tester main body (1), and the bottoms of all the first springs (4) are fixedly connected with the inside of the box body (2);

equal activity is inserted all around to the inner wall of box (2) and is equipped with a plurality of first rubber trapezoidal boards (5), and is whole one side symmetry of first rubber trapezoidal board (5) is fixed with second spring (6), and is whole the other end of second spring (6) all with box (2) fixed connection, one side that first rubber trapezoidal board (5) are close to second spring (6) all is equipped with second rubber trapezoidal board (7) corresponding with first rubber trapezoidal board (5), the homonymy move the structure through pressing between second rubber trapezoidal board (7) and install in the inside of box (2) and drive the removal of second rubber trapezoidal board (7).

2. The IPM module-based variable frequency high voltage transformer tester as claimed in claim 1, wherein the pressing structure comprises a plurality of moving plates (8), all the moving plates (8) are movably inserted into four sides inside the box (2) respectively, the second rubber trapezoidal plate (7) on the same side is fixedly connected with the moving plate (8) on the same side, the inclined surfaces of the first rubber trapezoidal plate (5) and the second rubber trapezoidal plate (7) are abutted, the top of all the moving plates (8) is jointly fixed with a clip connecting plate (10), the top of the clip connecting plate (10) penetrates through the box (2) and extends out, the bottom of all the moving plates (8) is fixed with a third spring (9), and the bottom of the third spring (9) is fixedly connected with the box (2).

3. The IPM module based variable frequency high voltage transformer tester as claimed in claim 2, wherein I-shaped limiting plates (11) are symmetrically inserted into edges of two ends of the rectangular connecting plate (10), a first limiting groove (12) corresponding to the I-shaped limiting plate (11) is formed inside the box body (2), and side walls of the I-shaped limiting plate (11) are provided with anti-slip coatings.

4. The IPM module based variable frequency high voltage transformer tester as claimed in claim 1, wherein a second limiting groove (13) is formed at a lower portion of an outer wall of the tester body (1), a plurality of limiting blocks (14) corresponding to the second limiting groove (13) are movably inserted into the box body (2), rounded corners are formed at upper and lower portions of all the limiting blocks (14) near one end of the limiting blocks (14), a fourth spring (15) is fixed at the other end of all the limiting blocks (14), the other end of the fourth spring (15) is fixedly connected with the box body (2), and a friction gasket (18) is fixed at the bottom of the limiting blocks (14).

5. The IPM module based variable frequency high voltage transformer tester as claimed in claim 1, wherein the rubber pad (17) corresponding to the tester body (1) is embedded at the bottom of the box body (2).