Frequency converter case support

Abstract

The utility model relates to a frequency converter cabinet support comprising a support body; the supporting frames are arranged on the two sides of the bottom of the support body, each supporting frame comprises two sheet metal parts which are arranged in parallel in a spaced mode, and the two sheet metal parts are fixedly connected; the rolling wheel is installed between the two sheet metal parts, and the rolling wheel is partially contained in a gap between the two sheet metal parts. The rolling wheels are installed on the support at the bottom and arranged between the two sheet metal parts, the space occupied by the rolling wheels is reduced, the supporting frame can be achieved through combination of standard parts, and the product cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of frequency converter, concretely relates to a frequency converter case support. BACKGROUND

[0002] With more and more use of modular design of high-power multi-drive frequency converter, higher requirements are put forward for the quick cabinet mounting and quick replacement of power unit products. Therefore, the bottom of the case support is usually designed with a roller to facilitate the smooth pushing of the case module into and out of the cabinet.

[0003] However, the rollers designed by most manufacturers are large in size, occupy the outlet line space of the case, and the case support needs to be customized, which is high in product cost. CONTENT OF THE UTILITY MODEL

[0004] Based on the above description, the utility model provides a frequency converter case support to solve the problems of large roller size, occupation of case outlet line space, need for customization of case support and high product cost in the related art.

[0005] The technical scheme for solving the above technical problems is as follows: a frequency converter case support, comprising: a support body; a support frame arranged on both sides of the bottom of the support body, the support frame comprising two sheet metal parts arranged in parallel and at intervals, and the two sheet metal parts being fixedly connected; and a roller installed between the two sheet metal parts, the roller being partially accommodated in the gap between the two sheet metal parts.

[0006] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0007] Further, the length of the support frame is longer than the length of the support body, and the support frame extends to one side of the support body.

[0008] Further, at least three rollers are installed on the support frame, two of the rollers are located at the bottom of the support body, and one of the rollers is located at one end of the extended support frame.

[0009] Further, the cross section of the sheet metal part is U-shaped, and the two sheet metal parts are fixed by bolts.

[0010] Further, one of the sheet metal parts is accommodated inside the other sheet metal part.

[0011] Further, a quick plug terminal seat is installed on the outside of the support body, and a plurality of insertion holes are arranged on the quick plug terminal seat.

[0012] Further, an anti-toppling support frame is installed on the outside of the support body, and the anti-toppling support frame is movably installed on the support body by a rotating shaft.

[0013] Further, the top of the bracket body is provided with a case module mounting rack, and the case module mounting rack is provided with mounting holes.

[0014] Further, the roller comprises a bearing and a pin shaft penetrating the inside of the bearing, and the pin shaft is fixed to the support frame by a press-in screw.

[0015] Further, the outer side of the bracket body is provided with a baffle, and the height of the baffle is higher than the height of the bracket body.

[0016] Compared with the prior art, the technical scheme has the following beneficial technical effects:

[0017] By mounting the roller on the bracket at the bottom and arranging the roller between the two sheet metal pieces, the space occupied by the roller is reduced, and the support frame can be realized by the combination of standard parts, thereby reducing the cost of the product. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The overall structure schematic diagram of the frequency converter case bracket is provided for the embodiment of the utility model;

[0019] Figure 2 The overall structure schematic diagram of the frequency converter case bracket in another direction is provided for the embodiment of the utility model;

[0020] Figure 3 The working state schematic diagram of the frequency converter case bracket is provided for the embodiment of the utility model.

[0021] In the drawings, the components represented by the numbers are listed as follows:

[0022] 1, bracket body; 2, support frame; 21, sheet metal piece; 3, roller; 31, bearing; 32, pin shaft; 33, press-in screw; 4, quick plug terminal seat; 41, jack; 5, anti-toppling bracket; 6, rotating shaft; 7, baffle; 8, case; 9, case module mounting rack; 91, mounting hole. DETAILED DESCRIPTION

[0023] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the related drawings. The embodiments of the present application are shown in the drawings. However, the present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0024] The embodiment of the utility model provides a kind of frequency converter case bracket, can solve the problem of large volume of roller in relevant technology, occupies the outgoing line space of case, case bracket needs customization, and product cost is higher.

[0025] Referring toFigure 1 As shown in the figure, the frequency converter case support provided by the utility model embodiment can comprise: a support body 1; support frames 2 arranged on both sides of the bottom of the support body 1, wherein the support frame 2 comprises two sheet metal pieces 21 arranged in parallel and at intervals, and the two sheet metal pieces 21 are fixedly connected; and rollers 3 installed between the two sheet metal pieces 21, wherein the rollers 3 are partially accommodated in the gap between the two sheet metal pieces 21, in the embodiment, the rollers 3 are installed on the support frames 2 at the bottom and arranged between the two sheet metal pieces 21, so that the space occupied by the rollers 3 is reduced, and the support frames 2 can be realized by the combination of standard parts, thereby reducing the cost of the product.

[0026] Referring to Figure 1 and Figure 3 As shown in the figure, preferably, the length of the support frame 2 is longer than the length of the support body 1, and the support frame 2 extends to one side of the support body 1, in the embodiment, the case 8 is placed on the top of the support body 1 and pushed forward during work, and by designing the support frame 2 to extend forward by a certain length, the center of gravity of the case 8 can be kept stable, thereby improving the safety.

[0027] Referring to Figure 1 and Figure 2 As shown in the figure, in some embodiments, at least three rollers 3 are installed on the support frame 2, two of the rollers 3 are located at the bottom of the support body 1, and one of the rollers 3 is located at one end of the support frame 2, in the embodiment, by installing three rollers 3, the support frame 2 can be uniformly stressed, the stability of the support frame is increased, and the safety is improved.

[0028] Referring to Figure 2 As shown in the figure, in some embodiments, the cross section of the sheet metal piece 21 is U-shaped, and the two sheet metal pieces 21 are fixed by bolts, in the embodiment, the roller mounting member uses two long sheet metal pieces for riveting, and the two sheet metal pieces 21 are bent in a C shape to strengthen the structure, thereby solving the problem of reduced strength caused by the narrowing of the sheet metal.

[0029] Referring to Figure 2 As shown in the figure, in some embodiments, one of the sheet metal pieces 21 is accommodated inside the other sheet metal piece 21, and the two sheet metal pieces 21 are arranged in an overlapping manner, so that the strength of the support frame can be further increased.

[0030] Referring to Figure 1 As shown in the figure, in some embodiments, a quick plug terminal seat 4 is installed on the outer side of the support body 1, and a plurality of insertion holes 41 are arranged on the quick plug terminal seat 4, for installing quick plug terminals, thereby facilitating use.

[0031] Referring to Figure 1As shown, in some embodiments, an anti-tipping bracket 5 is installed on the outer side of the bracket body 1. The anti-tipping bracket 5 is movably installed on the bracket body 1 via a pivot 6. In this embodiment, when the chassis 8 is moved to the position that needs to be fixed, the anti-tipping bracket 5 can be rotated around the pivot 6 so that the lower end of the anti-tipping bracket 5 touches the ground, which can prevent the bracket from tipping over and increase safety.

[0032] See Figure 3 As shown, in some embodiments, a chassis module mounting bracket 9 is installed on the top of the bracket body 1. The chassis module mounting bracket 9 is provided with mounting holes 91. After the chassis 8 is placed on the top of the bracket, the chassis 8 and the chassis module mounting bracket 9 can be fixed with bolts to ensure the stability of the chassis 8.

[0033] See Figure 2 As shown, in some embodiments, the roller 3 includes a bearing 31 and a pin 32 passing through the inner side of the bearing 31. The pin 32 is fixed to the support frame 2 by a rivet screw 33, which is convenient to use, has good stability, and is inexpensive.

[0034] See Figure 1 As shown, in some embodiments, a baffle 7 is provided on the outer side of the bracket body 1. The height of the baffle 7 is higher than the height of the bracket body 1, which can block the chassis 8 and further improve the stability of the chassis 8.

[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

[0036] It is understood that spatial relation terms such as "below," "under," "below," "below," "above," "over," etc., can be used here to describe the relationship between one element or feature shown in the figure and other elements or features. It should be understood that, in addition to the orientation shown in the figure, spatial relation terms also include different orientations of the device in use and operation. For example, if the device in the figure is flipped, the element or feature described as "below" or "under" or "below" of other elements or features will be oriented "over" of other elements or features. Therefore, the exemplary terms "below" and "under" can include both upper and lower orientations. Furthermore, the device may also include other orientations (e.g., rotated 90 degrees or other orientations), and the spatial descriptive terms used herein will be interpreted accordingly.

[0037] It should be noted that when one element is considered to be "connected" to another element, it can be directly connected to the other element or connected to the other element through an intermediary element. In the following embodiments, "connection" should be understood as "electrical connection," "communication connection," etc., if the connected circuits, modules, units, etc., have the transmission of electrical signals or data between them.

[0038] When used herein, the singular forms of “a,” “an,” and “the” may also include the plural forms unless the context clearly indicates otherwise. It should also be understood that the terms “comprising,” “including,” or “having,” etc., specify the presence of the stated feature, whole, step, operation, component, part, or combination thereof, but do not preclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts, or combinations thereof.

[0039] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A frequency converter chassis support, characterized in that, It includes: Support body (1); Support frame (2) is arranged on both sides of the bottom of the support body (1), the support frame (2) includes two parallel and spaced sheet metal parts (21), and the two sheet metal parts (21) are fixedly connected; Roller (3) is installed between the two sheet metal parts (21), and the roller (3) is partially contained in the gap between the two sheet metal parts (21).

2. The frequency converter case support of claim 1, wherein: The length of the support frame (2) is longer than the length of the support body (1), and the support frame (2) extends to one side of the support body (1).

3. The frequency converter case support of claim 2, wherein: At least three rollers (3) are installed on the support frame (2), two rollers (3) are located at the bottom of the support body (1), and one roller (3) is located at one end of the support frame (2).

4. The frequency converter case support of claim 1, wherein: The cross section of the sheet metal part (21) is U-shaped, and the two sheet metal parts (21) are fixed by bolts.

5. The frequency converter case support of claim 4, wherein: One sheet metal part (21) is contained in the inside of the other sheet metal part (21).

6. The frequency converter case support of claim 1, wherein: A quick plug terminal block (4) is installed on the outside of the support body (1), and a plurality of jack holes (41) are arranged on the quick plug terminal block (4).

7. The frequency converter case support of claim 1, wherein: An anti-toppling support (5) is installed on the outside of the support body (1), and the anti-toppling support (5) is movably installed on the support body (1) through a rotating shaft (6).

8. The frequency converter case support of claim 1, wherein: A case module mounting rack (9) is installed on the top of the support body (1), and a mounting hole (91) is arranged on the case module mounting rack (9).

9. The frequency converter case support of claim 1, wherein: The roller (3) includes a bearing (31) and a pin shaft (32) arranged in the inside of the bearing (31), and the pin shaft (32) is fixed on the support frame (2) by a press-in screw (33).

10. The frequency converter case support of claim 1, wherein: A baffle (7) is arranged on the outside of the support body (1), and the height of the baffle (7) is higher than the height of the support body (1).

Images