CN216209580U

CN216209580U - Movable frequency converter aging test tool

Info

Publication number: CN216209580U
Application number: CN202122737818.XU
Authority: CN
Inventors: 李鑫
Original assignee: Changsha Ata Automation Co ltd
Current assignee: Changsha Ata Automation Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

A movable frequency converter aging test tool comprises a support frame and roller assemblies, wherein the roller assemblies are arranged at the bottom of the support frame, a plurality of copper bars are arranged at the top of the support frame through insulators and are distributed side by side, and a plurality of wiring holes are formed in the copper bars; the wiring hole comprises a frequency converter cable wiring hole, a frequency converter standby cable wiring hole and a reactor cable wiring hole. The utility model can be normally adapted to the reactor for aging test, can be used for aging test of the multi-power-section frequency converter, can be convenient for installing the reactor, can be freely moved for testing, can also reduce the length of the output cable of the frequency converter as much as possible, and saves material cost.

Description

Movable frequency converter aging test tool

Technical Field

The utility model relates to a frequency converter testing technology, in particular to a movable frequency converter aging testing tool.

Background

The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of an electric semiconductor device, and can realize the functions of soft start, variable frequency speed regulation, improvement of operation precision, change of power factors, overcurrent/overvoltage/overload protection and the like of an alternating current asynchronous motor; because the output current of a high-power frequency converter is large, the frequency converter is easy to age under a high-intensity working condition and lose the function of the frequency converter, and the subsequent working current changes to cause potential safety hazards.

The frequency converter aging test means that the frequency converter runs with a load and then the performance of the frequency converter is detected, the load used in the existing frequency converter aging test is a three-phase squirrel-cage asynchronous motor, and the output power of the frequency converter is consumed by the three-phase squirrel-cage asynchronous motor in the form of mechanical energy. At present, in an energy-saving frequency converter aging test device on the existing market, the installation height of a reactor is high, the reactor is protected by a shell, and the capacity current is limited, so that a connection cable of the reactor is large, the outgoing angle is special, and the reactor cable cannot be directly connected into frequency converters of different power sections for testing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects in the prior art and provides a movable aging test tool for a frequency converter, which can carry out aging test on the frequency converter with multiple power sections, and can move a reactor and the test tool for convenient test.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a mobilizable converter aging testing frock, includes support frame and wheel components, the bottom of support frame is equipped with wheel components, the top of support frame is equipped with a plurality of copper bars through the insulator, the copper bar is for distributing side by side, be equipped with a plurality of wiring hole on the copper bar.

Furthermore, the wiring holes comprise a frequency converter cable wiring hole, a frequency converter standby cable wiring hole and a reactor cable wiring hole.

Furthermore, the end of the copper bar is located in the converter cable wiring hole, and the middle part of the copper bar is located in the spare cable wiring hole of the converter and the reactor cable wiring hole.

Furthermore, the support frame includes support column, upper ledge, chassis and curb plate, on four angles of chassis were located to the support column, two at front portion and rear portion be connected with the curb plate between the support column, the top and the upper ledge of support column are connected.

Further, the upper frame comprises two upper supporting plates, and two ends of each upper supporting plate are connected with the top ends of the supporting columns respectively.

Furthermore, the bottom frame comprises two bottom support plates, and two ends of each bottom support plate are respectively connected with the bottom ends of the support columns.

Furthermore, the bottom supporting plate is provided with a mounting hole, and the roller assembly is fixedly mounted through the mounting hole.

Furthermore, the roller assembly comprises a first universal wheel and a second universal wheel, wherein the first universal wheel is provided with a brake, and the second universal wheel is not provided with a brake.

Furthermore, the first universal wheels are arranged on the front side of the underframe.

The utility model has the advantages that the reactor can be normally adapted to carry out aging test, the multi-power-section frequency converter can carry out aging test, the reactor can be conveniently installed, the test can be conveniently carried out by free movement, the length of an output cable of the frequency converter can be reduced as much as possible, and the material cost is saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a side schematic view of the present invention.

In the drawings: 1. the support column, 2, go up the backup pad, 3, the end support board, 4, curb plate, 5, universal wheel one, 6, universal wheel two, 7, insulator, 8, copper bar, 81, converter cable wiring hole, 82, converter reserve cable wiring hole, 83, reactor cable wiring hole.

Detailed Description

The following examples are given to further illustrate the embodiments of the present invention:

as shown in fig. 1-4, an embodiment of a movable frequency converter aging test tool comprises a support frame and roller assemblies, wherein the roller assemblies are arranged at the bottom of the support frame, a plurality of copper bars 8 are arranged at the top of the support frame through insulators 7, the copper bars 8 are distributed side by side, and a plurality of wiring holes are formed in the copper bars 8. The reactor can be normally adapted to carry out aging test, the aging test of the multi-power-section frequency converter can be carried out, the reactor and the test tool can be moved to facilitate the test, the length of an output cable of the frequency converter can be reduced as much as possible, and the material cost is saved.

The wiring holes comprise a frequency converter cable wiring hole 81, a frequency converter spare cable wiring hole 82 and a reactor cable wiring hole 83; the end of copper bar 8 is located to converter cable wiring hole 81, and the middle part of copper bar 8 is located to reserve cable wiring hole 82 of converter and reactor cable wiring hole 83.

The supporting frame comprises supporting columns 1, an upper frame, a bottom frame and side plates 4, the supporting columns 1 are arranged at four corners of the bottom frame, the side plates 4 are connected between the two supporting columns 1 at the front part and the rear part, and the top ends of the supporting columns 1 are connected with the upper frame; the upper frame comprises two upper supporting plates 2, and two ends of each upper supporting plate 2 are respectively connected with the top ends of the supporting columns 1; the chassis comprises two bottom support plates 3, and two ends of each bottom support plate 3 are connected with the bottom ends of the support columns 1 respectively.

The bottom supporting plate 3 is provided with a mounting hole, and the roller components are fixedly mounted through the mounting hole; the roller assembly comprises two universal wheels I5 and two universal wheels II 6, the universal wheels I5 are provided with brakes, and the universal wheels II 6 are not provided with brakes; two first universal wheels 5 are arranged on the front side of the underframe.

Those not described in detail in the specification are well within the skill of the art.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as being within the protection scope of the present invention.

Claims

1. The utility model provides a mobilizable converter aging testing frock, its characterized in that, includes support frame and wheel components, the bottom of support frame is equipped with wheel components, the top of support frame is equipped with a plurality of copper bars through the insulator, the copper bar is for distributing side by side, be equipped with a plurality of wiring hole on the copper bar.

2. The movable frequency converter aging test tool according to claim 1, wherein the wiring holes comprise a frequency converter cable wiring hole, a frequency converter spare cable wiring hole and a reactor cable wiring hole.

3. The movable aging test tool for the frequency converter according to claim 2, wherein the cable wiring hole of the frequency converter is formed in the end portion of the copper bar, and the spare cable wiring hole of the frequency converter and the cable wiring hole of the reactor are formed in the middle of the copper bar.

4. The movable aging test tool for the frequency converter according to any one of claims 1 to 3, wherein the support frame comprises support columns, an upper frame, a bottom frame and side plates, the support columns are arranged at four corners of the bottom frame, the side plates are connected between the two support columns at the front part and the rear part, and the top ends of the support columns are connected with the upper frame.

5. The movable aging test tool for the frequency converter according to claim 4, wherein the upper frame comprises two upper support plates, and two ends of each upper support plate are respectively connected with the top ends of the support columns.

6. The movable aging test tool for the frequency converter according to claim 4, wherein the bottom frame comprises two bottom support plates, and two ends of each bottom support plate are respectively connected with the bottom ends of the support columns.

7. The movable aging test tool for the frequency converter according to claim 6, wherein the bottom support plate is provided with mounting holes, and the roller assemblies are fixedly mounted through the mounting holes.

8. The movable aging test tool for the frequency converter according to any one of claims 1 to 3, wherein the roller assembly comprises a first universal wheel and a second universal wheel, the first universal wheel is provided with a brake, and the second universal wheel is not provided with a brake.

9. The movable aging test tool for the frequency converter according to claim 8, wherein the first universal wheels are arranged on the front side of the underframe.