CN214067216U

CN214067216U - Withstand voltage test bench for low-voltage apparatus

Info

Publication number: CN214067216U
Application number: CN202023100753.XU
Authority: CN
Inventors: 张莉
Original assignee: Shenzhen Tongzhou Detection Co ltd
Current assignee: Shenzhen Tongzhou Detection Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-27
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to an electrical detection equipment technical field discloses a withstand voltage testboard of low-voltage apparatus, the on-line screen storage device comprises a base, top one side of base is provided with the solid fixed cylinder, the inside of solid fixed cylinder is provided with the lead screw, the top coaxial coupling of lead screw has servo motor, servo motor fixes on the upper portion of solid fixed cylinder, just the slip has cup jointed sharp sliding sleeve on the lead screw, one side of sharp sliding sleeve is provided with the horizontal pole, the one end of horizontal pole is run through solid fixed cylinder inner wall and end and is provided with the stripper block, the bottom of stripper block is provided with pressure sensor, pressure sensor connects the display screen that sets up on the stripper block lateral wall, be provided with electrical apparatus slip fixture on the base of pressure sensor below. The utility model discloses an electrical apparatus slip fixture that sets up can fix the centre gripping to electrical apparatus fast to realize that the extrusion piece is to the withstand voltage test of electrical apparatus, the simple operation has improved the withstand voltage test efficiency of electrical apparatus.

Description

Withstand voltage test bench for low-voltage apparatus

Technical Field

The utility model relates to an electrical detection equipment technical field especially relates to a withstand voltage testboard of low-voltage apparatus.

Background

In recent years, the demand of electrical equipment is rapidly developed along with the increase of the demand of electric energy, almost all enterprises manufacturing the electrical equipment often perform voltage withstand tests on components of the electrical equipment to improve the production efficiency and the production quality of the electrical equipment, the voltage withstand test is one of main methods for testing overvoltage bearing capacity and insulation capacity of electrical appliances, the electrical equipment, electrical devices, electrical circuits, electrical safety appliances and the like, is also an important means for detecting insulation defects or faults of the electrical equipment, is an important link in the safe operation and maintenance work of an electric power system, and the electrical equipment can find local insulation defects, moisture and aging through the voltage withstand test.

The low-voltage withstand voltage test board in the prior art is generally fixed on a test site, has a complex structure, is inconvenient to move and poor in heat dissipation, and causes an internal structure to be easily damaged and operated, and has short service life and low test efficiency.

SUMMERY OF THE UTILITY MODEL

1. An object of the utility model is to provide a withstand voltage testboard of low-voltage apparatus, the centre gripping can be fixed fast to electrical apparatus through the electrical apparatus slip fixture that sets up, thereby realize the withstand voltage test of extrusion piece to electrical apparatus, the simple operation has improved the advantage of the withstand voltage efficiency of software testing of electrical apparatus, the withstand voltage testboard of low pressure of having solved among the prior art generally fixes at experimental scene, there is the structure complicacy, and it is inconvenient to remove moreover, the heat dissipation is poor, lead to damaging the operation inner structure easily, short service life, the problem that efficiency of software testing is low.

According to the utility model discloses withstand voltage testboard of low-voltage apparatus, the on-line screen storage device comprises a base, top one side of base is provided with the solid fixed cylinder, the inside of solid fixed cylinder is provided with the lead screw, the top coaxial coupling of lead screw has servo motor, servo motor fixes the upper portion at the solid fixed cylinder, just the straight line sliding sleeve has been cup jointed in the slip on the lead screw, one side of straight line sliding sleeve is provided with the horizontal pole, the one end of horizontal pole is run through solid fixed cylinder inner wall and end and is provided with the stripper block, the bottom of stripper block is provided with pressure sensor, pressure sensor connects the display screen that sets up on the stripper block lateral wall, be provided with electrical apparatus slip fixture on the base of pressure sensor below.

Further, a bearing is arranged at the bottom end in the fixed cylinder and is in transmission connection with the screw rod.

Furthermore, one side of the fixed cylinder is provided with a limiting groove, and the cross rod moves in the limiting groove.

Furthermore, a limiting block is arranged on the outer wall of the upper side of the screw rod, and the diameter of the limiting block is larger than that of the linear sliding sleeve.

Further, the electric appliance sliding clamping mechanism comprises a sliding seat moving groove arranged on the sliding seat, and one side of the sliding seat moving groove extends to the side wall of the base.

Further, a sliding seat is arranged in the sliding seat moving groove in a sliding mode, a clamping groove is formed in the upper portion of the sliding seat, and a fixing plate is arranged on one side in the clamping groove.

Furthermore, one side of the fixed plate is provided with a connecting rod, and the connecting rod extends and is fixed on the side wall of the clamping groove.

Further, the opposite side in the centre gripping inslot is provided with the fly leaf, one side of fly leaf is provided with the screw thread post, the screw thread post runs through centre gripping groove lateral wall and extends to the outside of slide.

Furthermore, the end of the threaded column is provided with a rotating handle, and the outer wall of the rotating handle is uniformly provided with a plurality of ribs.

Furthermore, the threaded column is movably connected with the sliding seat through threads, when the electric appliance is placed in the clamping groove, the rotating handle drives the threaded column to rotate, and the movable plate and the fixed plate clamp the electric appliance to realize fixation.

Compared with the prior art, the utility model beneficial effect who has is:

1. the electric appliance can be quickly and fixedly clamped by the arranged electric appliance sliding clamping mechanism, so that the withstand voltage test of the extrusion block on the electric appliance is realized, the pressure sensor monitors the pressure value, the value is displayed on the display screen, the servo motor drives the lead screw to rotate, so that the cross rod drives the extrusion block to move downwards, the pressure value acts on the sliding seat finally, the sliding seat is slid after the test is finished, the sliding seat is separated from the lower part of the extrusion block, the electric appliance can be replaced, the operation is convenient and fast, and the withstand voltage test efficiency of the electric appliance is improved;

2. during the test, the slide passes through the slide shifting chute and slides to the extrusion piece lower part and test, realizes fixedly to the centre gripping of electrical apparatus through fly leaf and fixed plate when the centre gripping inslot portion is fixed, and the twist grip drives the rotation of screw thread post and can realize the flexible of fly leaf, and the centre gripping is convenient to the slide can be followed and taken out from the base and changed, thereby realizes that a plurality of slides come the test of centre gripping electrical apparatus, has improved the practicality of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a withstand voltage test board for a low-voltage apparatus according to the present invention;

FIG. 2 is an enlarged view of the structure of the area A in FIG. 1;

fig. 3 is a side view of a fixed cylinder in the withstand voltage test platform for low voltage apparatus provided by the present invention;

fig. 4 is the utility model provides a side view of base in withstand voltage test platform of low-voltage apparatus.

In the figure: 1-base, 2-fixed cylinder, 3-lead screw, 4-servo motor, 5-linear sliding sleeve, 6-limited block, 7-cross bar, 8-extrusion block, 9-pressure sensor, 10-display screen, 11-limited groove, 12-sliding base moving groove, 13-sliding base, 14-clamping groove, 15-fixed plate, 16-connecting rod, 17-movable plate, 18-threaded column, 19-rotary handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-4, the preferred embodiment of the present invention is shown.

A low-voltage apparatus pressure-resistant test bench comprises a base 1, a fixed cylinder 2 is arranged on one side of the top end of the base 1, a lead screw 3 is arranged inside the fixed cylinder 2, a servo motor 4 is coaxially connected to the top end of the lead screw 3, the servo motor 4 is fixed on the upper portion of the fixed cylinder 2, a linear sliding sleeve 5 is sleeved on the lead screw 3 in a sliding manner, a cross rod 7 is arranged on one side of the linear sliding sleeve 5, one end of the cross rod 7 penetrates through the inner wall of the fixed cylinder 2, an extrusion block 8 is arranged at the end of the cross rod, a pressure sensor 9 is arranged at the bottom end of the extrusion block 8, the pressure sensor 9 is connected with a display screen 10 arranged on the side wall of the extrusion block 8, an apparatus sliding clamping mechanism is arranged on the base 1 below the pressure sensor 9, the electric apparatus can be rapidly and fixedly clamped through the arranged apparatus sliding clamping mechanism, thereby realizing the pressure-resistant test of the extrusion block 8 on the electric apparatus, the pressure sensor 9 monitors the pressure value, numerical value shows on display screen 10, and servo motor 4 drives lead screw 3 and rotates to make horizontal pole 7 drive extrusion piece 8 and move down, act on slide 13 at last, slide 13 after the test is accomplished makes slide 13 break away from the below of extrusion piece 8 and can carry out the electrical apparatus and change, and the simple operation has improved the withstand voltage test efficiency of electrical apparatus.

In this embodiment, a bearing is arranged at the bottom end in the fixed cylinder 2, and the bearing is in transmission connection with the screw rod 3, so that the resistance of the screw rod 3 during rotation is reduced.

In this embodiment, one side of the fixed cylinder 2 is provided with a limiting groove 11, the cross rod 7 moves in the limiting groove 11, and the limiting groove 11 limits the movement of the cross rod 7 along with the screw rod 3, so that the cross rod 7 can be ensured to move up and down on the fixed cylinder 2.

In this embodiment, be provided with stopper 6 on the upside outer wall of lead screw 3, stopper 6's diameter is greater than sharp sliding sleeve 5, and stopper 6 can prevent sharp sliding sleeve 5 to move up to avoid sharp sliding sleeve 5 and servo motor 4 to contact.

In this embodiment, electrical apparatus slip fixture is including setting up the slide shifting chute 12 on slide 13, and on one side of slide shifting chute 12 extended to the lateral wall of base 1, slide 13 can be followed and taken out from base 1 and changed to realize that a plurality of slides 13 come centre gripping electrical apparatus to test, improved the practicality of device.

In this embodiment, a sliding base 13 is slidably disposed in the sliding base moving groove 12, a clamping groove 14 is disposed on the upper portion of the sliding base 13, a fixing plate 15 is disposed on one side of the clamping groove 14, a connecting rod 16 is disposed on one side of the fixing plate 15, the connecting rod 16 extends and is fixed on a side wall of the clamping groove 14, a movable plate 17 is disposed on the other side of the clamping groove 14, a threaded post 18 is disposed on one side of the movable plate 17, the threaded post 18 penetrates through the side wall of the clamping groove 14 and extends to the outside of the sliding base 13, a rotating handle 19 is disposed at an end of the threaded post 18, a plurality of ribs are uniformly disposed on an outer wall of the rotating handle 19, the threaded post 18 is in threaded movable connection with the sliding base 13, when an electrical appliance is disposed inside the clamping groove 14, the rotating handle 19 drives the threaded column 18 to rotate, so that the movable plate 17 and the fixed plate 15 clamp the electric appliance to fix the electric appliance, when the electric appliance is fixed in the clamping groove 14, the electric appliance is fixed by clamping the movable plate 17 and the fixed plate 15.

This technical scheme is when the test, the electric appliance realizes fixedly through the centre gripping of fly leaf 17 with fixed plate 15 when the inside fixed of centre gripping groove 14, turning handle 19 drives the screw thread post 18 rotatory can realize the flexible of fly leaf 17, slide 13 slides through slide shifting chute 12 and tests to extrusion piece 8 lower part, and slide 13 can be taken out from base 1 and change, thereby realize that a plurality of slides 13 come the centre gripping electric appliance test, servo motor 4 drives lead screw 3 and rotates, thereby make horizontal pole 7 drive extrusion piece 8 and move down, finally, act on slide 13, pressure sensor 9 monitors pressure numerical value, numerical value shows on display screen 10, slide 13 after the test is accomplished, make slide 13 break away from the below of extrusion piece 8 and can carry out the electric appliance change, and convenient operation, the withstand voltage test efficiency of electric appliance has been improved.

In this embodiment, the whole operation process can be controlled by a computer, and PLC and the like are added to realize automatic operation control, and in each operation link, signal feedback can be performed by setting a sensor to realize sequential execution of steps, which are conventional knowledge of the current automatic control, and are not repeated in this embodiment.

The details of the present invention are well known to those skilled in the art.

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

Claims

1. The utility model provides a withstand voltage testboard of low-voltage apparatus which characterized in that: the base is included, top one side of base is provided with the solid fixed cylinder, the inside of solid fixed cylinder is provided with the lead screw, the top coaxial coupling of lead screw has servo motor, servo motor fixes on the upper portion of solid fixed cylinder, just the slip has cup jointed sharp sliding sleeve on the lead screw, one side of sharp sliding sleeve is provided with the horizontal pole, the one end of horizontal pole is run through solid fixed cylinder inner wall and end and is provided with the extrusion piece, the bottom of extrusion piece is provided with pressure sensor, pressure sensor connects the display screen that sets up on the extrusion piece lateral wall, be provided with the electric appliance slip fixture on the base of pressure sensor below.

2. The withstand voltage test bench of low-voltage apparatus of claim 1, characterized in that: and a bearing is arranged at the bottom end in the fixed cylinder and is in transmission connection with the screw rod.

3. The withstand voltage test bench of low-voltage apparatus of claim 2, characterized in that: one side of the fixed cylinder is provided with a limiting groove, and the cross rod moves in the limiting groove.

4. The withstand voltage test bench of low-voltage apparatus of claim 3, characterized in that: the upper side outer wall of the lead screw is provided with a limiting block, and the diameter of the limiting block is larger than that of the linear sliding sleeve.

5. A withstand voltage test bench for low-voltage apparatus according to any of claims 1-4, characterized in that: the sliding clamping mechanism of the electric appliance comprises a sliding seat moving groove arranged on a sliding seat, and one side of the sliding seat moving groove extends to the side wall of the base.

6. The withstand voltage test bench of low-voltage apparatus of claim 5, characterized in that: the sliding seat is arranged in the sliding seat moving groove in a sliding mode, the upper portion of the sliding seat is provided with a clamping groove, and a fixing plate is arranged on one side in the clamping groove.

7. The withstand voltage test bench of low-voltage apparatus of claim 6, characterized in that: and a connecting rod is arranged on one side of the fixing plate and extends and is fixed on the side wall of the clamping groove.

8. The withstand voltage test bench of low-voltage apparatus of claim 7, characterized in that: the opposite side in the centre gripping inslot is provided with the fly leaf, one side of fly leaf is provided with the screw thread post, the screw thread post runs through centre gripping groove lateral wall and extends to the outside of slide.

9. The withstand voltage test bench of low-voltage apparatus of claim 8, characterized in that: the end of the threaded column is provided with a rotating handle, and the outer wall of the rotating handle is uniformly provided with a plurality of ribs.

10. The withstand voltage test bench of low-voltage apparatus of claim 9, characterized in that: the threaded column is movably connected with the sliding seat through threads, when an electric appliance is placed in the clamping groove, the rotating handle drives the threaded column to rotate, and the movable plate and the fixed plate clamp the electric appliance to realize fixation.