CN219695392U

CN219695392U - Voltage withstand testing device for variable frequency power supply

Info

Publication number: CN219695392U
Application number: CN202321135390.4U
Authority: CN
Inventors: 郁黎; 景军; 孙忠锋; 邱晓民
Original assignee: Qingdao Hezhong Electronics Co ltd
Current assignee: Qingdao Hezhong Electronics Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-09-15
Anticipated expiration: 2033-05-12

Abstract

The utility model provides a variable frequency power supply voltage withstand testing device, and relates to the field of voltage testing. This variable frequency power supply withstand voltage testing arrangement, including the testboard, the left and right sides of testboard has all pegged graft the slide, and the slide all can slide around the testboard relatively, and two slide are kept away from the equal fixed mounting of one side of testboard and have two montants, and the top of testboard is equipped with U type frame, and the upper end of four montants is all fixed with the bottom surface of U type frame, and both ends are all fixed mounting has the fixed plate about the upper surface of U type frame, and the top of two fixed plates all is equipped with the current conducting plate, and the current conducting plate is close to the one side of fixed plate and articulates there are two connecting rods, and the bottom of two connecting rods is all installed on corresponding fixed plate, and the connecting rod swing can be close to the fixed plate when the current conducting plate pushes down. According to the variable frequency power supply voltage resistance testing device, the supporting plate, the clamping mechanism and the conducting plate are arranged, so that the effect of detecting products on the production line in batches can be achieved.

Description

Voltage withstand testing device for variable frequency power supply

Technical Field

The utility model relates to the field of voltage testing, in particular to a variable frequency power supply voltage resistance testing device.

Background

With the improvement of consumer safety awareness and the increasing importance of manufacturers on product quality, each manufacturer can test the safety performance of the product in the process of product design and production to ensure the quality and safety of the product, and in various safety performance tests, pressure resistance tests are the most basic and common test means. According to different technical requirements of different electric products, a test voltage higher than normal work is applied to the products and a period of test is continuously carried out, if the leakage current of the tested part is kept within a specified safety range within a specified time, the part can be judged to be very safe to operate under normal conditions, and the process is a voltage withstand test.

The existing withstand voltage test is generally carried out by adopting a wiring clip, but when the wiring clip faces batch parts, the wiring clip is frequently used, so that the operation is more complicated, and the wiring clip is generally only manually operated, so that the operation is quite troublesome.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a variable frequency power supply voltage resistance testing device, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a variable frequency power supply withstand voltage testing arrangement, includes the testboard, the slide has all been pegged graft in the left and right sides of testboard, the slide all can slide around the testboard relatively, two slide are kept away from the equal fixed mounting in one side of testboard and have two montants, the top of testboard is equipped with U type frame, the upper end of four montants is all fixed with the bottom surface of U type frame, both ends all fixed mounting has the fixed plate about the upper surface of U type frame, the top of two fixed plates all is equipped with the current conducting plate, the current conducting plate is close to the one side of fixed plate and articulates there are two connecting rods, the bottom of two connecting rods all is installed on corresponding fixed plate, the connecting rod swing can be close to the fixed plate when the current conducting plate pushes down, recoverable original position when the current conducting plate is released, be equipped with the pivot between two montants of rear, the outside of pivot has cup jointed the layer board, the layer board can be relative pivot elastic rotation, the layer board corresponds U type frame, both ends are all fixed mounting has the slide about the upper surface of layer board, inside of two slides is even slidable mounting has clamping mechanism.

The clamping mechanism comprises a sliding block and a pressing plate, wherein the toothed plate is fixedly installed on one side, close to the sliding block, of the pressing plate, a stand column is fixedly installed on the upper surface of one side of the sliding block, the upper end of the stand column penetrates through the pressing plate, the pressing plate can slide up and down relative to the stand column, a spring is arranged between the pressing plate and one side of the sliding block, the upper end of the spring is fixed with the pressing plate, and the other end of the spring is fixed with the sliding block.

Preferably, the left and right sides of the test bench are provided with sliding grooves, the sliding plate is clamped in the sliding grooves, and the sliding plate can slide relative to the sliding grooves.

Preferably, the U-shaped frame is arranged in parallel with the test bench, and the opening position of the U-shaped frame is positioned at the front end of the U-shaped frame.

Preferably, the conducting plate is arranged in parallel with the fixed plate, the connecting rod is hinged with the fixed plate, and a torsion spring is arranged at the hinged position of the connecting rod and the fixed plate.

Preferably, the supporting plate corresponds to the inner ring of the U-shaped frame, a torsion spring is arranged at the joint of the supporting plate and the rotating shaft, the torsion spring is stressed when the supporting plate is lifted upwards, and the supporting plate can enter the U-shaped frame when lifted.

Preferably, the slide ways are symmetrically arranged on the left and right sides of the vertical center line of the supporting plate, and two clamping mechanisms are arranged in one slide way.

(III) beneficial effects

The utility model provides a variable frequency power supply voltage resistance testing device. The beneficial effects are as follows:

1. this variable frequency power supply withstand voltage testing arrangement through setting up layer board, clamping mechanism and current conducting plate, the variable frequency power supply of waiting to test can install on the layer board, and the both ends of power can be fixed by clamping mechanism, and clamping mechanism can slide backward along the slide, when lifting up the layer board, can make the variable frequency power supply of waiting to detect be in U type frame, then pushes down two current conducting plates, makes current conducting plate and variable frequency power supply's terminal contact, if contact position is unsuitable, can adjust the front and back position of slider to the realization is quick detects the power, can accomplish the effect of detecting the product in batches on the assembly line.

2. This variable frequency power supply withstand voltage testing arrangement, through setting up slide and montant, the slide can slide forward and backward with the testboard relatively, can pull out the testboard forward when the test, the data on the observation testboard that can be convenient after the pull out can push back the testboard backward when the survey finishes to the effect of protection testboard is realized.

Drawings

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

FIG. 2 is a structural exploded view of the present utility model;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 3 a according to the present utility model.

The test bench comprises a test bench body 1, a slide plate 2, a vertical rod 3, a U-shaped frame 4, a fixed plate 5, a conductive plate 6, a connecting rod 7, a rotating shaft 8, a supporting plate 9, a slide rail 10, a clamping mechanism 11, a slide block 12, a pressing plate 13, a toothed plate 14, a stand column 15 and a spring 16.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a variable frequency power supply withstand voltage testing device, which comprises:

as shown in fig. 1-4, the test bench 1 comprises a test bench 1, the test bench 1 adopts the variable frequency power supply test equipment in the prior art, the left side and the right side of the test bench 1 are respectively inserted with a sliding plate 2, the sliding plates 2 can slide back and forth relative to the test bench 1, the left side and the right side of the test bench 1 are respectively provided with a sliding groove, the sliding plates 2 are clamped in the sliding grooves, the sliding grooves can slide relative to the sliding grooves, the sliding grooves are formed in the test bench 1 in the prior art so as to adapt to the shape of the sliding plates 2, two vertical rods 3 are fixedly arranged on one surface of the two sliding plates 2 far away from the test bench 1, a U-shaped frame 4 is arranged above the test bench 1, the upper ends of the four vertical rods 3 are fixed with the bottom surface of the U-shaped frame 4, the U-shaped frame 4 is arranged in parallel to the test bench 1, the opening position of the U-shaped frame 4 is positioned at the front end of the U-shaped frame 4, the left side and the right side of the upper surface of the U-shaped frame 4 are fixedly provided with a fixing plate 5, the upper parts of the two fixing plates 5 are respectively provided with a conductive plate 6, one surface of the conductive plate 6, which is in contact with the terminals, is provided with a copper plate, the other conductive end of the copper plate is connected to the test bench 1, one surface of the conductive plate 6, which is close to the fixing plates 5, is hinged with two connecting rods 7, the bottom ends of the two connecting rods 7 are respectively arranged on the corresponding fixing plates 5, the connecting rods 7 swing to be close to the fixing plates 5 when the conductive plates 6 are pressed down, the original positions of the conductive plates 6 can be restored when the conductive plates 6 are loosened, the conductive plates 6 and the fixing plates 5 are arranged in parallel, the connecting rods 7 are hinged with the fixing plates 5, torsion springs are arranged at the hinged positions of the two connecting rods, a rotating shaft 8 is arranged between the two vertical rods 3 at the rear, a supporting plate 9 is sleeved outside the rotating shaft 8, the supporting plate 9 can elastically rotate relative to the rotating shaft 8, the supporting plate 9 corresponds to the U-shaped frame 4, the connecting part of the supporting plate 9 and the rotating shaft 8 is provided with a torsion spring when the supporting plate 9 is lifted up, the support plate 9 can enter the U-shaped frame 4 when lifted, slide ways 10 are fixedly arranged at the left end and the right end of the upper surface of the support plate 9, clamping mechanisms 11 are slidably arranged in the two slide ways 10, the slide ways 10 are symmetrically arranged left and right by the vertical center line of the support plate 9, and two clamping mechanisms 11 are arranged in one slide way 10.

The clamping mechanism 11 comprises a slide block 12 and a pressing plate 13, wherein the slide block 12 is inserted into the slide way 10 and can slide relatively, the slide block 12 and the pressing plate 13 can not be separated, a toothed plate 14 is fixedly arranged on one surface of the slide block 12, which is close to the pressing plate 13, an upright post 15 is fixedly arranged on the upper surface of one side of the slide block 12, the upper end of the upright post 15 penetrates through the pressing plate 13, the pressing plate 13 can slide up and down relatively to the upright post 15, a spring 16 is arranged between the pressing plate 13 and one side of the slide block 12, the upper end of the spring 16 is fixed with the pressing plate 13, and the other end of the spring 16 is fixed with the slide block 12.

When the test bench is used, the variable frequency power supply to be tested can be installed on the supporting plate 9, two ends of the power supply can be fixed by the clamping mechanism 11, the clamping mechanism 11 can slide backwards along the slideway 10, when the supporting plate 9 is lifted, the variable frequency power supply to be tested can be located in the U-shaped frame 4, then the two conducting plates 6 are pressed down, the conducting plates 6 are in contact with the terminals of the variable frequency power supply, if the contact position is improper, the front and back positions of the sliding block 12 can be adjusted, the test bench 1 can be pulled forwards when in test, and data on the test bench 1 can be conveniently observed after the pulling.

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. The utility model provides a variable frequency power supply withstand voltage testing arrangement, includes testboard (1), its characterized in that: the utility model discloses a test bench, including test bench (1), slide (2) have all been pegged graft in the left and right sides of test bench (1), slide (2) all can slide around relative test bench (1), two slide (2) are kept away from the equal fixed mounting of one side of test bench (1) have two montants (3), the top of test bench (1) is equipped with U type frame (4), the upper end of four montants (3) all is fixed with the bottom surface of U type frame (4), both ends all fixed mounting have fixed plate (5 about the upper surface of U type frame (4), the top of two fixed plate (5) all is equipped with current conducting plate (6), the one side that current conducting plate (6) is close to fixed plate (5) articulates there are two connecting rods (7), the bottom of two connecting rods (7) all install on corresponding fixed plate (5), connecting rod (7) swing can be close to fixed plate (5) when current conducting plate (6) are released, be equipped with pivot (8) between two montants (3) of rear, the left and right ends and two pivot (8) and two fixed plate (9) are fixed with the corresponding support plate (9) of pivot (9), the support plate (9) is fixed opposite to the support plate (9), the inside of each slide way (10) is provided with a clamping mechanism (11) in a sliding manner;

clamping mechanism (11) are including slider (12) and clamp plate (13), and slider (12) and clamp plate (13) are all fixed mounting in the one side that is close to each other have pinion rack (14), and fixed mounting has stand (15) on one side of slider (12), and clamp plate (13) are run through to the upper end of stand (15), and clamp plate (13) can slide from top to bottom relative stand (15), are equipped with spring (16) between one side of clamp plate (13) and slider (12), and the upper end and the clamp plate (13) of spring (16) are fixed, and the other end and the slider (12) of spring (16) are fixed.

2. The variable frequency power supply withstand voltage testing device according to claim 1, wherein: the left side surface and the right side surface of the test board (1) are provided with sliding grooves, the sliding board (2) is clamped in the sliding grooves, and the sliding board (2) can slide relative to the sliding grooves.

3. The variable frequency power supply withstand voltage testing device according to claim 2, wherein: the U-shaped frame (4) is arranged in parallel with the test bench (1), and the opening position of the U-shaped frame (4) is positioned at the front end of the U-shaped frame.

4. A variable frequency power supply withstand voltage testing device according to claim 3, wherein: the conducting plate (6) is arranged in parallel with the fixed plate (5), the connecting rod (7) is hinged with the fixed plate (5), and a torsion spring is arranged at the hinged position of the connecting rod (7) and the fixed plate.

5. The variable frequency power supply voltage resistance testing device according to claim 4, wherein: the support plate (9) corresponds to the inner ring of the U-shaped frame (4), a torsion spring is arranged at the joint of the support plate (9) and the rotating shaft (8), the torsion spring is stressed when the support plate (9) is lifted upwards, and the support plate (9) can enter the U-shaped frame (4) when lifted.

6. The variable frequency power supply voltage resistance testing device according to claim 5, wherein: the slide ways (10) are symmetrically arranged on the left and right sides of the vertical center line of the supporting plate (9), and two clamping mechanisms (11) are arranged in one slide way (10).