CN216209700U

CN216209700U - Low-voltage circuit breaker testing device

Info

Publication number: CN216209700U
Application number: CN202122536430.3U
Authority: CN
Inventors: 王衍营
Original assignee: Shandong Institute for Product Quality Inspection
Current assignee: Shandong Institute for Product Quality Inspection
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-05
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a testing device of a low-voltage circuit breaker, which comprises a testing box, two lifting frames and a clamping plate, wherein the upper surface of the testing box is provided with a chute opening, the lifting frames are inserted into the chute opening, a lifting mechanism for driving the lifting frames to lift is arranged in the testing box, the inner sides of the upper ends of the lifting frames are fixedly provided with shaft sleeves, the clamping plate is movably connected with the shaft sleeves, one of the lifting frames is provided with a motor, and the motor is used for driving the clamping plate at the corresponding position to rotate. The two clamping plates clamp the circuit breaker, when the lifting frame is lifted, the circuit breaker can be lifted, the clamping plates at the corresponding positions are driven by the motor to rotate, the clamped circuit breaker can be rotated conveniently, workers can test different positions on the circuit breaker conveniently, and the testing efficiency is improved.

Description

Low-voltage circuit breaker testing device

Technical Field

The utility model relates to the technical field of low-voltage circuit breakers, in particular to a low-voltage circuit breaker testing device.

Background

The low-voltage circuit breaker need carry out the circular telegram test after the machine-shaping, be about to the wire connect on low-voltage circuit breaker's binding post and circular telegram to test its turn-on performance, the prior art is all independently testing moulded case circuit breaker, and this kind of efficiency of software testing is very low, can not test the different positions of circuit breaker, influences the efficiency that the staff detected, and the circuit breaker is not stable enough in the testing process, also can influence the efficiency of testing process. To this end, we propose a low-voltage circuit breaker testing device to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-voltage circuit breaker testing device with lifting, closing and overturning functions.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a low-voltage circuit breaker testing arrangement, includes the test box, still includes two cranes and grip block, the spout mouth has been seted up to the test box upper surface, and the crane is inserted and is located in the spout mouth, test box internally mounted has the lifting mechanism that the drive crane goes up and down, crane upper end inboard fixed mounting has the axle sleeve, grip block and axle sleeve swing joint, install the motor on one of them crane, the motor is used for the drive to correspond the grip block rotation of position.

Preferably, the lifting mechanism comprises a screw rod motor and a connecting plate, the connecting plate is fixedly installed between the lower ends of the two lifting frames, a threaded hole is formed in the middle of the connecting plate, the screw rod motor is fixedly installed at the bottom in the test box, and a screw rod shaft of the screw rod motor is connected with the threaded hole in a matched mode.

Preferably, the grip block outside fixed mounting has the transmission shaft, and transmission shaft one end fixed mounting has the reel, reel and axle sleeve activity block, motor fixed mounting is in one of them crane upper end outside, and the output shaft fixed mounting of motor has the drive shaft, and the crane is run through in the drive shaft activity, and drive shaft one end and the reel fixed connection who corresponds the position.

Preferably, the inside surface of grip block has seted up the spout mouth, installs the spring in the spout mouth, and the equal fixed mounting of lower extreme has splint on the spring, and splint slide to set up in the spout mouth.

Preferably, the inside both ends of test box all fixed mounting have the slide bar, and the slide bar all activity runs through the connecting plate.

Preferably, the stand is fixedly mounted at one end of the upper portion of the test box, the proximity switch is fixedly mounted at the upper end of the stand and is located right above the lifting frame.

Compared with the prior art, the utility model has the advantages that:

the two clamping plates clamp the circuit breaker, when the lifting frame is lifted, the circuit breaker can be lifted, the clamping plates at the corresponding positions are driven by the motor to rotate, the clamped circuit breaker can be rotated conveniently, workers can test different positions on the circuit breaker conveniently, and the testing efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a structural view of a low-voltage circuit breaker testing apparatus of the present invention;

fig. 2 is a cross-sectional view of a low-voltage circuit breaker testing device of the present invention;

figure 3 is a cross-sectional view of the crane, shaft sleeve and clamping plate of the present invention.

In the figure: the device comprises a test box 1, a sliding groove opening 11, a lifting frame 2, a connecting plate 22, a threaded hole 23, a sliding rod 24, a driving shaft 25, a shaft sleeve 3, a shaft disc 31, a transmission shaft 32, a clamping plate 4, a clamping plate 41, a sliding groove opening 42, a spring 43, an upright post 5, a proximity switch 51, a motor 6 and a screw motor 7.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.

Referring to fig. 1 and 2, the utility model provides a low-voltage circuit breaker testing device, which comprises a testing box 1, two lifting frames 2 and two clamping plates 4, wherein the two clamping plates 4 are used for clamping a circuit breaker, a sliding groove opening 11 is formed in the upper surface of the testing box 1, the lifting frames 2 are inserted into the sliding groove opening 11, a lifting mechanism for driving the lifting frames 2 to lift is installed inside the testing box 1, a shaft sleeve 3 is fixedly installed on the inner side of the upper end of each lifting frame 2, the clamping plates 4 are movably connected with the shaft sleeves 3, a motor 6 is installed on one lifting frame 2, when the lifting frames 2 lift, the circuit breaker can also be lifted, and at the moment, the motor 6 drives the clamping plates 4 at the corresponding positions to rotate, so that the clamped circuit breaker can be conveniently rotated.

In this embodiment, the lifting mechanism includes a screw motor 7 and a connecting plate 22, the connecting plate 22 is fixedly installed between the lower ends of the two lifting frames 2, a threaded hole 23 is formed in the middle of the connecting plate 22, the screw motor 7 is fixedly installed at the bottom in the test box 1, a screw shaft of the screw motor 7 is connected with the threaded hole 23 in a matching manner, and the screw shaft can drive the connecting plate 22 to lift through the starting of the screw motor 7, so that the lifting frames 2 are controlled to lift.

Referring to fig. 3, in this embodiment, 4 outside fixed mounting of grip block has transmission shaft 32, and transmission shaft 32 one end fixed mounting has reel 32,

reel

32 and 3 movable block of axle sleeve, 6 fixed mounting of motor have a 2 upper ends outsides of crane, and the output shaft fixed mounting of motor 6 has drive shaft 25, and the crane 2 is run through in the drive shaft 25 activity, and drive shaft 25 one end and the reel 32 fixed connection who corresponds the position, through starting motor 6, motor 6 can drive a grip block 4 and rotate to make by the circuit breaker of centre gripping can the antiport, the staff of being convenient for tests different circuit breaker different positions.

In this embodiment, grip block 4 inside surface has seted up spout opening 42, installs spring 43 in spout opening 42, and the equal fixed mounting in lower extreme has splint 41 on spring 43, and splint 41 slides and sets up in spout opening 42, and two splint 41 pass through the tensile force effect of spring 43, can stabilize the centre gripping with the circuit breaker, have improved the stability of testing process.

In this embodiment, the inside both ends of test box 1 all fixed mounting have the slide bar 24, and the slide bar 24 all activity runs through connecting plate 22, has improved the stability that crane 2 goes up and down.

In this embodiment, 1 upper portion one end fixed mounting of test box has stand 5, and 5 upper ends fixed mounting of stand have proximity switch 51, and proximity switch 52 is located the crane 2 directly over the position, and proximity switch 52 can real-time detection crane 2's high position to control crane 2's that can be more convenient lift.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes or modifications may be made by the patentees within the scope of the appended claims, and within the scope of the utility model, as long as they do not exceed the scope of the utility model described in the claims.

Claims

1. The utility model provides a low-voltage circuit breaker testing arrangement, includes the test box, its characterized in that: still include two cranes and grip blocks, the spout mouth has been seted up to the test box upper surface, and the crane is inserted and is located in the spout mouth, test box internally mounted has the lifting mechanism that the drive crane goes up and down, crane upper end inboard fixed mounting has the axle sleeve, grip block and axle sleeve swing joint install the motor on one of them crane, and the motor is used for the drive to correspond the grip block rotation of position.

2. A low-voltage circuit breaker testing device as claimed in claim 1, characterized in that: the lifting mechanism comprises a screw rod motor and a connecting plate, the connecting plate is fixedly installed between the lower ends of the two lifting frames, a threaded hole is formed in the middle of the connecting plate, the screw rod motor is fixedly installed at the bottom in the test box, and a screw rod shaft of the screw rod motor is connected with the threaded hole in a matched mode.

3. A low-voltage circuit breaker testing device as claimed in claim 1, characterized in that: the utility model discloses a motor, including grip block, shaft cover, motor, crane, lifter, driving shaft, lifting frame, driving shaft, shaft cover, power shaft, power shaft, power.

4. A low-voltage circuit breaker testing device as claimed in claim 1, characterized in that: the spout mouth has been seted up to grip block inboard surface, installs the spring in the spout mouth, and the equal fixed mounting of lower extreme has splint on the spring, and splint slide to set up in the spout mouth.

5. A low-voltage circuit breaker testing device as claimed in claim 2, characterized in that: the inside both ends of test box all fixed mounting have the slide bar, and the equal activity of slide bar runs through the connecting plate.

6. A low-voltage circuit breaker testing device as claimed in claim 1, characterized in that: the test box is characterized in that a stand column is fixedly mounted at one end of the upper portion of the test box, a proximity switch is fixedly mounted at the upper end of the stand column, and the proximity switch is located right above the lifting frame.