CN219533232U

CN219533232U - Test support of dc-to-ac converter

Info

Publication number: CN219533232U
Application number: CN202320474085.1U
Authority: CN
Inventors: 蒋海明; 杨姚乐
Original assignee: Solax Power Network Technology Zhejiang Co Ltd
Current assignee: Solax Power Network Technology Zhejiang Co Ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-08-15
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a test support for an inverter, which comprises a support frame (1) and a fixing piece (2), wherein the support frame (1) is provided with a mounting groove (11), the fixing piece (2) comprises a fixing main body (21), a first part and a second part, the first part is used for connecting the fixing main body (21) and the mounting groove (11), the second part is used for connecting the fixing main body (21) and the inverter (3), and the length of the joint of the first part and the mounting groove (11) is smaller than the length of the mounting groove (11). The utility model has the characteristics of simple structure and easy movement.

Description

Test support of dc-to-ac converter

Technical Field

The utility model relates to inverter carrying equipment, in particular to an inverter test bracket.

Background

The performance of the inverter has a great influence on the power system, so that the inverter needs to be tested for performance before being used and installed, and the performance of the inverter can be ensured to meet the use requirement of the power system. For some large-sized inverters, because the size and weight of the inverters are large, the inverters are difficult to carry to a test place, although in the prior art, moving frames with moving wheels are used for carrying the large-sized inverters, the structures of the moving frames are generally complex, particularly, in order to keep the balance and stability of the inverters on the moving frames and facilitate adjustment and test, the moving frames are generally provided with parts such as electric telescopic rods and sliding plates, and the like, and the position adjustment and clamping fixation of the inverters with different models are realized by driving the parts such as the sliding plates to move oppositely or relatively.

Disclosure of Invention

The utility model aims to provide a test support of an inverter. The utility model has the characteristics of simple structure and easy movement.

The technical scheme of the utility model is as follows: the utility model provides a test stand of dc-to-ac converter, includes support frame and mounting, the support frame is equipped with the mounting groove, the mounting includes fixed main part, first part and second part, first part is used for connecting fixed main part and mounting groove, the second part is used for connecting fixed main part and dc-to-ac converter, the length of first part and mounting groove junction is less than the length of mounting groove.

In the foregoing test stand for an inverter, the plurality of mounting grooves are provided, wherein at least two mounting grooves are respectively provided on both sides of the mounting stand.

In the foregoing test rack for an inverter, for two symmetrical mounting grooves, each mounting groove is connected with at least one fixing member.

In the foregoing test stand for an inverter, the surface of the inverter is provided with a mounting hole, the fixing body is provided with a first connecting hole and a second connecting hole, the first portion is used for connecting the first connecting hole and the mounting groove, and the second portion is used for connecting the second connecting hole and the mounting hole.

In the foregoing test stand for an inverter, the first portion includes a T-shaped nut, a first screw is disposed in the T-shaped nut, the first screw passes through the first connection hole and the T-shaped nut and is connected with the mounting groove, and a diameter of the first screw is smaller than a length of the mounting groove.

In the foregoing test stand for an inverter, the second portion includes a second screw, and the second screw passes through the second connection hole and is screwed with the mounting hole.

In the foregoing test stand for an inverter, a moving assembly is disposed at a bottom of the support frame.

In the foregoing test stand for an inverter, the moving assembly includes a universal wheel, and the universal wheel is provided with a brake member.

In the test stand of the inverter, the support frame comprises a bottom frame, a stand column is arranged above the bottom frame, and a top frame is arranged above the stand column; the underframe is used for installing universal wheels, and the top frame is used for installing an inverter.

In the foregoing test stand for an inverter, the bottom frame and the top frame are hollow structures.

Compared with the prior art, the utility model has the beneficial effects that:

the inverter and the support frame are connected and assembled only through the fixing piece, so that the inverter is few in parts, simple in structure, light in weight and convenient to move; the mounting groove with the length longer than the length of the connecting part of the first part is arranged on the support frame, so that the fixing piece can move along the length direction of the mounting groove to adjust the position of the inverter on the test support, after the position is determined, the inverter can be stably fixed, the inverters with different sizes can be well fixed, the position of the inverter before the test is adjustable, the fixing is firm during the test, and the inverter can be conveniently tested; and the power driving is not needed, so that the cost is reduced.

Drawings

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

FIG. 2 is a schematic diagram of the explosive structure of FIG. 1;

fig. 3 is a front view of fig. 1.

The marks in the drawings are: 1. a support frame; 11. a mounting groove; 12. a T-shaped nut; 13. a first screw; 14. a second screw; 15. a chassis; 16. a column; 17. a top frame; 2. a fixing member; 21. a fixing body; 22. a first connection hole; 23. a second connection hole; 3. an inverter; 31. a mounting hole; 4. and a universal wheel.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Examples:

the utility model provides a test stand of dc-to-ac converter, includes support frame 1 and mounting 2, support frame 1 is equipped with mounting groove 11, mounting 2 includes fixed main part 21, first part and second part, first part is used for connecting fixed main part 21 and mounting groove 11, the second part is used for connecting fixed main part 21 and dc-to-ac converter 3, the length of first part and mounting groove 11 junction is less than the length of mounting groove 11.

The inverter and the support frame are connected and assembled only through the fixing piece, so that the inverter is few in parts, simple in structure, light in weight and convenient to move; the mounting groove 11 with the length longer than that of the first part of the connecting part is arranged on the support frame 1, so that the fixing piece 2 can move along the length direction of the mounting groove 11 to adjust the position of the inverter 3 on the test support, after the position is determined, the inverter 3 with different sizes can be well fixed, the position of the inverter 3 before the test is adjustable, the fixing is firm during the test, and the test of the inverter 3 is convenient; and the power driving is not needed, so that the cost is reduced.

The mounting grooves 11 are provided in plurality, wherein at least two mounting grooves 11 are respectively provided on both sides of the support frame 1. For two symmetrical mounting grooves 11, each mounting groove 11 is connected to at least one of the fixing elements 2. As shown in fig. 1 to 3, as an implementation manner of connecting the mounting groove 11 and the fixing member 2, the directions shown in fig. 2 are taken as reference directions, two mounting grooves 11 are adopted, two mounting grooves 11 are symmetrically distributed in the left-right direction of the outer side surface of the support frame 1, and in addition, the mounting grooves 11 can be distributed in the front-back direction of the outer side surface of the support frame 1. The position and connection of the mounting groove 11 are not disturbed, and the assembly and the disassembly of the fixing piece are convenient. If each mounting groove 11 is connected with a fixing member as shown in fig. 1, the connection is stable.

In addition, the mounting groove 11 can be deformed on the basis of the shape of the straight line in fig. 1 to form a T shape, a king shape and the like, so that the fixing piece 2 can move along the length direction of the mounting groove 11 and also can move along the height direction of the mounting groove 11, thereby better fixing and adjusting the inverter, adapting to the installation of the inverters 3 with different volumes and models and being convenient to adjust and install.

The surface of the inverter 3 is provided with a mounting hole 31, the fixing body 21 is provided with a first connecting hole 22 and a second connecting hole 23, a first part is used for connecting the first connecting hole 22 and the mounting groove 11, and a second part is used for connecting the second connecting hole 23 and the mounting hole 31.

Referring to fig. 2, as one implementation of the first portion, the first portion includes a T-shaped nut 12, a first screw 13 is disposed in the T-shaped nut 12, the first screw 13 passes through the first connection hole 22 and the T-shaped nut 12 to be connected with the mounting groove 11, and a diameter of the first screw 13 is smaller than a length of the mounting groove 11. The inverter 3 moves back and forth on the support frame 1 through the movement of the first screw 13 in the mounting groove 11, and the up and down movement of the inverter 3 is avoided, so that the back and forth position of the inverter 3 on the support frame 1 is conveniently adjusted, and further, the testing work is better carried out according to different testing positions. After the position is adjusted, the inverter 3 is fixed and tested stably by fixing the inverter through the T-shaped nut 12.

Referring to fig. 2, as one implementation of the second portion, the second portion includes a second screw 14, and the second screw 14 is threaded through the second connection hole 23 and is coupled with the mounting hole 31. The second screw 14 is connected to the fixing member 2 and the inverter 3 firmly and stably, so as to avoid vertical movement in the reference direction of fig. 2.

The bottom of the support frame 1 is provided with a moving component. The moving assembly can drive the support frame 1 to move, so that the inverter 3 can be conveniently transported to different testing positions for testing.

Referring to fig. 2, as one implementation of the moving assembly, the moving assembly includes a universal wheel 4, and the universal wheel 4 is provided with a brake. The universal wheel 4 with the brake piece is adopted, so that the support frame is flexible and convenient to move and convenient to fix.

Referring to fig. 1 and 2, as an implementation manner of the support frame 1, the support frame 1 includes a bottom frame 15, a column 16 is disposed above the bottom frame 15, and a top frame 17 is disposed above the column 16; the bottom frame 15 is used for installing universal wheels 4, and the top frame 17 is used for installing the inverter 3.

The bottom frame 15 and the top frame 17 are hollow structures. As shown in fig. 1, as one implementation manner of the bottom frame 15 and the top frame 17, the bottom frame 15 and the top frame 17 are hollow structures formed by splicing a plurality of beams end to end, so that the bottom frame 15 and the top frame 17 are light in weight and convenient to move. The supporting frame 1 is stable in structure and good in bearing capacity and is convenient for installing and transferring inverters 3 with different types and weights by being matched with a plurality of upright posts 16 for supporting.

The support frame 1 adopts 4040 aluminum profile. The material is light and thin, and the cost is low.

The utility model is not described in detail in the prior art and is not specifically described herein.

Claims

1. The utility model provides a test stand of dc-to-ac converter which characterized in that: including support frame (1) and mounting (2), support frame (1) is equipped with mounting groove (11), mounting (2) are including fixed main part (21), first part and second part, first part is used for connecting fixed main part (21) and mounting groove (11), the second part is used for connecting fixed main part (21) and dc-to-ac converter (3), the length of first part and mounting groove (11) junction is less than the length of mounting groove (11).

2. The test stand of an inverter of claim 1, wherein: the mounting grooves (11) are formed in a plurality, wherein at least two mounting grooves (11) are formed in the two mounting sides of the support frame (1) respectively.

3. The test stand of an inverter of claim 2, wherein: for two symmetrical mounting grooves (11), each mounting groove (11) is connected with at least one fixing piece (2).

4. The test stand of an inverter of claim 1, wherein: the surface of dc-to-ac converter (3) is equipped with mounting hole (31), fixed body (21) are equipped with first connecting hole (22) and second connecting hole (23), and first part is used for connecting first connecting hole (22) and mounting groove (11), and the second part is used for connecting second connecting hole (23) and mounting hole (31).

5. The inverter test rack of claim 4 wherein: the first part comprises a T-shaped nut (12), a first screw (13) is arranged in the T-shaped nut (12), the first screw (13) penetrates through the first connecting hole (22) and the T-shaped nut (12) and is connected with the mounting groove (11), and the diameter of the first screw (13) is smaller than the length of the mounting groove (11).

6. The inverter test rack of claim 4 wherein: the second portion includes a second screw (14), and the second screw (14) passes through the second connecting hole (23) and is in threaded connection with the mounting hole (31).

7. A test stand for an inverter according to any one of claims 1-6, wherein: the bottom of the supporting frame (1) is provided with a moving component.

8. The inverter test rack of claim 7 wherein: the movable assembly comprises a universal wheel (4), and the universal wheel (4) is provided with a brake piece.

9. The inverter test rack of claim 8 wherein: the support frame (1) comprises a bottom frame (15), a stand column (16) is arranged above the bottom frame (15), and a top frame (17) is arranged above the stand column (16); the underframe (15) is used for installing universal wheels (4), and the top frame (17) is used for installing an inverter (3) _。

10. The inverter test rack of claim 9 wherein: the bottom frame (15) and the top frame (17) are hollow structures.