CN218732523U

CN218732523U - Low-voltage cabinet frame construction

Info

Publication number: CN218732523U
Application number: CN202222833809.5U
Authority: CN
Inventors: 陈昶; 崔世民
Original assignee: Cisdi Electric Technology Co ltd
Current assignee: Cisdi Electric Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-24
Anticipated expiration: 2032-10-26

Abstract

The utility model belongs to the field of low-voltage cabinet frames, and relates to a low-voltage cabinet frame structure, which comprises upright posts, an upper cross beam, an upper longitudinal beam, a lower cross beam and a lower longitudinal beam, wherein the upper cross beam, the upper longitudinal beam, the lower cross beam and the lower longitudinal beam are connected between the upright posts; the structure of two-sided hem is all adopted in the both ends of entablature and bottom end rail in order to be as fixed connector, and wherein the two-sided hem of entablature all with stand fixed connection, the two-sided hem of bottom end rail is first hem and second hem respectively, and first hem is located one side that is close to the entablature on the bottom end rail, and with stand fixed connection, the second hem is located one side of keeping away from the entablature on the bottom end rail, and respectively with stand and bottom end rail fixed connection. The utility model discloses, based on conventional low-voltage cabinet structure, the structure that all adopts two-sided hem at the both ends of entablature and bottom end rail is direct to link to each other with the stand in order to regard as fixed connector, under the prerequisite of the cabinet body joint strength of guaranteeing, has cancelled the tee junction spare that manufacturing cost is high, the equipment is complicated, has reduced the overall cost of low-voltage cabinet frame.

Description

Low-voltage cabinet frame construction

Technical Field

The utility model belongs to low-voltage cabinet frame field relates to a low-voltage cabinet frame construction.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The main structure of the low-voltage cabinet is a low-voltage cabinet frame which is a main stress structure of the whole low-voltage cabinet.

At present, the frame of low-voltage cabinet is for satisfying the operation requirement, adopts tee bend connecting piece to carry out fixed connection more between frame center pillar and crossbeam and the longeron to fix stand, crossbeam and longeron as a whole, but this connection structure not only the assembling process is complicated, and tee bend connecting piece machining precision is also difficult to guarantee moreover, and the cost of producing tee bend connecting piece is higher, and the whole cost that leads to the low-voltage cabinet frame is higher, does not use under many scenes.

Therefore, a connection structure with a simple structure and a lower production cost is urgently needed at present to reduce the overall cost of the low-voltage cabinet frame.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a low-voltage cabinet frame construction, the both ends of entablature and bottom end rail all adopt the structure of two-sided hem in order to regard as fixed connector, directly link to each other with the stand to the joint strength between entablature and bottom end rail and the stand has been ensured through the structure of two-sided hem.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a low-voltage cabinet frame structure comprises four square stand columns which are distributed in parallel, wherein the upper parts of the four stand columns are fixedly connected through two upper cross beams which are distributed in parallel and two upper longitudinal beams which are distributed in parallel, and the lower parts of the four stand columns are fixedly connected through two lower cross beams which are distributed in parallel and two lower longitudinal beams which are distributed in parallel;

the structure of two-sided hem is all adopted in the both ends of entablature and bottom end rail in order to be as fixed connector, wherein the two-sided hem of entablature all with stand fixed connection, the two-sided hem of bottom end rail is first hem and second hem respectively, first hem is located one side that is close to the entablature on the bottom end rail, and with stand fixed connection, the second hem is located one side of keeping away from the entablature on the bottom end rail, and respectively with stand and bottom end rail fixed connection.

Furthermore, the upper longitudinal beam and the upright post and the lower longitudinal beam and the upright post are fixedly connected through frame connecting pieces.

Furthermore, all the parts are connected and fixed by self-tapping screws.

Furthermore, all be equipped with the fixed orifices on entablature and the bottom end rail, the setting is in the fixed orifices on the entablature can be used to the hoist and mount of the cabinet body, and the fixed orifices setting on the bottom end rail is convenient for the cabinet body and is set up the outside channel-section steel fixed connection in cabinet body bottom.

The beneficial effects of the utility model reside in that:

the utility model discloses a low-voltage cabinet frame, found in conventional low-voltage cabinet structure, the structure of two-sided hem is all adopted in the both ends of entablature and bottom end rail in order to regard as fixed connector, directly links to each other with the stand to the two-sided hem of bottom end rail is first hem and second hem respectively, first hem is located one side that is close to the entablature on the bottom end rail, and with stand fixed connection, the second hem is located one side of keeping away from the entablature on the bottom end rail, and respectively with stand and bottom longitudinal beam fixed connection, has ensured the joint strength between entablature and bottom end rail and the stand through the structure of two-sided hem, thereby satisfies frame construction bulk strength performance, and the second hem is connected stand, bottom longitudinal beam and bottom end rail as a whole, and the structure is more firm, has cancelled high in manufacturing cost, the complicated tee junction spare of equipment, has reduced the overall cost of low-voltage cabinet frame, has improved the packaging efficiency.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a low-voltage cabinet frame in an embodiment;

FIG. 2 is a schematic structural view of a lower cross member in the embodiment;

FIG. 3 is a schematic view of a connecting structure of a lower cross beam, a column and a lower longitudinal beam in the embodiment;

FIG. 4 is a schematic structural view of an upper cross beam in an embodiment;

fig. 5 is a schematic view of a connection structure of an upper cross beam and a stand column in the embodiment.

Reference numerals: the structure comprises an upper cross beam 1, an upper longitudinal beam 2, a vertical column 3, a lower cross beam 4, a lower longitudinal beam 5, a frame connecting piece 6, a fixing hole 101, a first folded edge 102 and a second folded edge 103.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "front", "back", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes, and should not be construed as limitations of the present invention, and it will be understood that specific meanings of the above terms can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 5, a low voltage cabinet frame structure includes four upright posts 3 which are distributed in parallel and are square, the upper parts of the four upright posts 3 are fixedly connected through two upper cross beams 1 which are distributed in parallel and two upper longitudinal beams 2 which are distributed in parallel, and the lower parts of the four upright posts 3 are fixedly connected through two lower cross beams 4 which are distributed in parallel and two lower longitudinal beams 5 which are distributed in parallel; the double-side folding structure is characterized in that two ends of the upper cross beam 1 and two ends of the lower cross beam 4 both adopt a double-side folding structure to serve as a fixed connecting piece, wherein the double-side folding of the upper cross beam 1 is fixedly connected with the upright post 3, the double-side folding of the lower cross beam 4 is a first folding edge 102 and a second folding edge 103 respectively, the first folding edge 102 is located on one side, close to the upper cross beam 1, of the lower cross beam 4 and is fixedly connected with the upright post 3, and the second folding edge 103 is located on one side, far away from the upper cross beam 1, of the lower cross beam 4 and is fixedly connected with the upright post 3 and the lower longitudinal beam 5 respectively.

Preferably, all through 6 fixed connection of frame connecting piece between last longeron 2 and the stand 3, all be equipped with fixed orifices 101 on entablature 1 and the bottom end rail 4, set up fixed orifices 101 on the entablature 1 can be used to the hoist and mount of the cabinet body, set up fixed orifices 101 on the bottom end rail 4 be convenient for the cabinet body and the outside channel-section steel fixed connection of setting in the cabinet body bottom.

Particularly, in order to improve the assembly efficiency of the low-voltage cabinet frame, self-tapping screws are adopted to connect and fix all the components

The low-voltage cabinet frame structure in the embodiment reasonably optimizes the cost of the cabinet body and cancels a three-way connecting piece with higher cost and high required precision on the basis of the existing low-voltage cabinet frame, the two ends of the upper beam 1 and the lower beam 4 both adopt a double-sided folding structure to serve as a fixed connecting piece and directly connect with the upright post 3, the double-sided folding edges of the lower beam 4 are respectively a first folding edge 102 and a second folding edge 103, the first folding edge 102 is positioned on one side of the lower beam 4 close to the upper beam 1 and fixedly connected with the upright post 3, the second folding edge 103 is positioned on one side of the lower beam 4 far away from the upper beam 1 and fixedly connected with the upright post 3 and the lower longitudinal beam 5 respectively, the connecting strength between the upper beam 1 and the upright post 3 and between the lower beam 4 and the upright post 3 is ensured through the double-sided folding structure, so that the overall strength performance of the frame structure is met, and the upright post 3, the lower longitudinal beam 5 and the lower beam 4 are connected into a whole by the second folding edge 103, so that the structure is more stable, the three-way connecting piece with high manufacturing cost and complex assembly is cancelled, the overall cost of the low-voltage cabinet frame is reduced and the assembly efficiency is improved.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. A low-voltage cabinet frame construction which characterized in that: the device comprises four upright posts (3) which are mutually distributed in parallel and are square, wherein the upper parts of the four upright posts (3) are fixedly connected through two upper cross beams (1) which are distributed in parallel and two upper longitudinal beams (2) which are distributed in parallel, and the lower parts of the four upright posts (3) are fixedly connected through two lower cross beams (4) which are distributed in parallel and two lower longitudinal beams (5) which are distributed in parallel;

the structure of double-sided folded edges is adopted at two ends of the upper cross beam (1) and the lower cross beam (4) to serve as a fixed connecting piece, wherein the double-sided folded edges of the lower cross beam (4) are respectively a first folded edge (102) and a second folded edge (103), the first folded edge (102) is located on one side, close to the upper cross beam (1), of the lower cross beam (4) and is fixedly connected with the stand column (3), the second folded edge (103) is located on one side, far away from the upper cross beam (1), of the lower cross beam (4) and is fixedly connected with the stand column (3) and the lower longitudinal beam (5), and the double-sided folded edges of the upper cross beam (1) are the first folded edges (102) and are fixedly connected with the stand column (3).

2. A low-voltage cabinet frame structure according to claim 1, characterized in that: the upper longitudinal beam (2) is fixedly connected with the upright post (3) through a frame connecting piece (6).

3. A low-voltage cabinet frame structure according to claim 1, characterized in that: all the parts are connected and fixed by self-tapping screws.

4. A low-voltage cabinet frame structure according to claim 1, characterized in that: and the upper cross beam (1) and the lower cross beam (4) are both provided with fixing holes (101).