CN203456737U - Connecting pieces for a power distribution cabinet frame and the power distribution cabinet frame - Google Patents

Abstract

The utility model discloses a connector used for the frame of a distribution cabinet and the frame of the distribution cabinet. The frame of the power distribution cabinet includes: at least four main beams with top plates and end plates; at least four side beams; The ends of the beams rest against the sides of the columns. The frame of the power distribution cabinet includes a connecting piece at each of the four corners on the top for connecting and fixing the main beam, the side beam and the column together, and the connecting piece includes an end plate attached to the main beam. The first part on the inner side, the second part attached to the side of the column, the third part attached to the lower surface of the side beam, and the fourth part attached to the inner surface of the top plate of the main beam. It can meet the connection and lifting strength of the distribution cabinet frame without using welding technology, and at the same time achieve simple structure and convenient installation.

Description

Connectors for switchgear frames and switchgear frames

technical field

The utility model relates to a connector used for a distribution cabinet frame and a distribution cabinet frame.

Background technique

Generally speaking, there are two installation methods for the frame of the power distribution cabinet: assembly and welding. The welding method can make the frame of the power distribution cabinet better, but welding will increase the process cost, and at the same time, the spraying process must be added to improve the appearance of welding. The assembly method is generally to use die-casting parts or multiple corner connectors at the corners of the power distribution cabinet frame to realize the connection between the parts of the power distribution cabinet frame, and then use other methods to realize lifting. The connection strength of die-casting parts is better and the installation is convenient, but the cost is higher; the strength of the method of using multiple corner connectors is slightly weaker, and the installation steps are more, but the cost is lower.

Utility model content

Therefore, how to meet the connection and lifting strength of the frame of the power distribution cabinet without using welding technology, and at the same time achieve a simple structure and convenient installation has become an urgent problem in this field.

In view of this, the utility model proposes a power distribution cabinet frame, which includes: at least four main beams, with a top plate and an end plate; at least four side beams; at least four columns, in the power distribution cabinet At the corner of the frame, the end plate of the main beam is against the inner side of the column, and the end of the side beam is against the side of the column; wherein, the power distribution cabinet frame includes a An integrally formed connector that connects and fixes the main beam, the side beams and the columns together. The connector includes a first part attached to the inner side of the end plate of the main beam, a second part attached to the side of the column, and a The third part is attached to the lower surface of the side beam and the fourth part is attached to the inner surface of the top plate of the main beam.

The utility model also proposes a connector for the frame of the power distribution cabinet. The frame of the power distribution cabinet includes: at least four main beams with top plates and end plates; at least four side beams; At the corner of the electric cabinet frame, the end plate of the main beam is against the inner side of the column, and the end of the side beam is against the side of the column, wherein the connecting piece is located at each of the four corners of the distribution cabinet frame at the top The corner is used to connect and fix the main beam, the side beam and the column, and is integrally formed. The connecting piece includes a first part attached to the inner side of the end plate of the main beam, and a second part attached to the side of the column. part, a third part attached to the lower surface of the side beam and a fourth part attached to the inner surface of the top plate of the main beam.

Preferably, the first part of the connector is a plane part provided with a plurality of holes; the second part of the connector is composed of two plane parts perpendicular to each other. Bending toward the extension direction of the side beam; the third part of the connector is a plane part provided with at least one hole, bent from the top end of the second part to fit on the lower surface of the side beam; the fourth part of the connector It is a plane part with installation holes for hoisting; and the first part of the connector, the main beam and the column can be fixed together by screws, and the third part of the connector and the side beam can be fixed together by screws.

Preferably, the second part of the connecting piece is provided with at least one fastening hole in the plane portion attached to the side of the upright for fastening to the upright by screws.

Preferably, the first part of the connector is a planar part provided with a plurality of holes; the second part of the connector is bent outward from a side edge of the first part to fit on the side of the column, and the second part is a planar part ; The third part of the connector is a plane part provided with at least one hole, bent from the top end of the second part to fit on the lower surface of the side beam and extends; the fourth part of the connector is used for hoisting and has a mounting hole and the first part of the connector, the main beam and the column can be fixed together by screws, and the third part of the connector and the side beam can be fixed together by screws.

Preferably, the mounting hole on the fourth part of the connecting piece is used for passing through the hanging piece, so as to fasten the hanging piece.

According to the technical solution of the utility model, without using the welding process, excessive use of transfer parts is avoided, and a relatively simple and smart way is used to realize the connection and power distribution of the frame parts of the power distribution cabinet at the same time through a connecting piece. Cabinet frame lifting function. In addition, self-tapping screws are preferably used for fastening between the frame of the distribution cabinet and the connectors, which is convenient for installation, saves costs, and can ensure a good connection strength of the frame of the distribution cabinet. In addition, the utility model allows the detachability of the top beam, which facilitates the top operation of the power distribution cabinet frame.

Description of drawings

Fig. 1 shows the frame of the power distribution cabinet according to the utility model.

Fig. 2 is a partial enlarged view of Fig. 1, showing the specific structure at the corner.

FIG. 3 is an exploded perspective view of FIG. 2 .

Fig. 4 is a connecting piece according to an embodiment of the present invention.

Fig. 5 is a connecting piece according to another embodiment of the present invention.

Fig. 6 is a connecting piece according to another embodiment of the present invention.

Detailed ways

Fig. 1 shows the frame of the power distribution cabinet according to the utility model, Fig. 2 is a partially enlarged view of part A in Fig. 1, showing the specific structure at the corner, Fig. 3 is an exploded perspective view of Fig. A connecting piece according to an embodiment of the present utility model, Fig. 5 is a connecting piece according to another embodiment of the present utility model, and Fig. 6 is a connecting piece according to another embodiment of the present utility model.

As shown in FIG. 1 , the distribution cabinet frame 1 of the present invention includes at least four main beams 10 , at least four side beams 20 and at least four columns 30 . On the top of the frame 1 of the power distribution cabinet, there are four corners, and these four corners have the same structure.

As shown in FIG. 2 , at the corner of the top of the distribution cabinet frame 1 , the distribution cabinet frame 1 further includes a connecting piece 40 . The connecting piece 40 is used to connect and fix the main beam 10 , the side beam 20 and the column 30 together.

As shown in FIG. 3 , the main beam 10 has a top plate 101 and an end plate 102 . At least one installation hole 103 is opened on the top plate 101 for the installation of the suspension member 2 . The installation hole 103 is located adjacent to the end plate 102 of the main beam 10 and near the corner of the frame 1 of the power distribution cabinet. The end plate 102 is used to lean against the column 30 and is provided with a plurality of holes 104 through which the screws 3 pass to connect and fix the connecting piece 40 , the main beam 10 and the column 30 together. The screw 3 is preferably a self-tapping screw.

The end of the side beam 20 rests on the side of the column 30, and has a bottom plate 201, the bottom plate 201 is adjacent to the connecting piece 40, and has a fixing hole 202 near the end, and the fixing hole 202 is used for the screw 4 to pass through to connect the The side beam 20 and the connecting piece 40 are connected and fixed together.

The column 30 is preferably a C-shaped bar, and the inner surface of the column 30, that is, the opening side of the C-shaped bar, abuts against the end plate 102 of the main beam 10, and one of the two sides located in the frame 1 of the power distribution cabinet leans against the side beam 20 and connector 40.

A possible embodiment of the connector 40 is described below with reference to FIGS. 4-6 .

As shown in FIG. 4 , the connector 40 has a first part 401 , a second part 402 , a third part 403 and a fourth part 404 which are integrally formed.

The first part 401 abuts against the inner side of the end plate 102 of the main beam 10 , and a plurality of holes 4011 are provided on the first part 401 , and the holes 4011 may have the number and positions corresponding to the holes 104 on the end plate 102 . The first portion 401 is preferably a planar portion.

The second portion 402 is firstly bent outwards from a side edge of the first portion 401 to be attached to the side of the column 30 , and then bent at a right angle to the extending direction of the side beam 20 . In this embodiment, as shown in FIG. 4 , the second portion 402 is composed of two plane portions 4021 and 4022 perpendicular to each other. Preferably, at least one fastening hole is provided in the plane portion 4021 attached to the side of the column 30 for fastening to the column 30 with the screw 5 . The screw 5 is preferably a self-tapping screw.

The third part 403 is bent from the top of the planar part 4022 of the second part 402 to be attached to the lower surface of the side beam 20 , and at least one hole 4031 is opened on the third part 403 . The third part 403 may be a planar part. The screws 4 pass through the fixing holes 202 and the holes 4031 on the bottom plate 201 of the side beam 20 to connect and fix the side beam 20 and the connecting piece 40 together.

The fourth part 404 is bent from the top edge of the first part 401 to be attached to the top plate 101 of the main beam 10, and at least one hole 4041 is opened on the fourth part 404, and the position of the hole 4041 is consistent with the installation hole on the top plate 101. 103 corresponds to the position. The fourth portion 404 may be a planar portion. The hanging member 2 passes through the installation hole 103 on the top plate 101 of the main beam 10 and the hole 4041 of the fourth part 404 of the connecting member 40 to be fixed to the nut 6 in turn. The nut 6 may be a clip nut. The nut 6 can be a separate nut, or be pre-welded on the connecting piece.

Fig. 5 shows another embodiment of the connector. As shown in FIG. 5 , the connector 50 has a first part 501 , a second part 502 , a third part 503 and a fourth part 504 which are integrally formed. The first part 501, the third part 503 and the fourth part 504 are respectively the same as the first part 401, the third part 403 and the fourth part 404 in the embodiment of the connector 40 described above with reference to FIG. 4, and their descriptions are omitted here . The second portion 502 is bent outwards from a side edge of the first portion 501 to be attached to the side of the column 30 , and the second portion 502 may be a plane portion. In this embodiment, as shown in FIG. 5 , no holes are provided on the second portion 502 . However, those skilled in the art can understand that, in order to improve the connection strength, the second part 502 may also be provided with holes.

Fig. 6 shows yet another embodiment of the connector. As shown in FIG. 6 , the connector 60 has a first part 601 , a second part 602 , a third part 603 and a fourth part 604 which are integrally formed. The first part 601 and the fourth part 604 are respectively the same as the first part 401 and the fourth part 404 in the embodiment of the connector 40 described above with reference to FIG. 4 , and their descriptions are omitted here. Different from the embodiment of the connector 40 shown in FIG. 4 , the second part 602 is composed of two plane parts 6021 and 6022 perpendicular to each other. The third portion 603 is bent from the top end of the planar portion 6021 of the second portion 602 to be attached to the lower surface of the side beam 20 . In this embodiment, the second portion 602 is not provided with holes in the planar portion 6021 attached to the side of the column 30 . However, those skilled in the art can understand that, in order to improve the connection strength, holes may also be provided on the planar portion 6021 of the second portion 602 .

Although in the above-mentioned embodiments, the various parts of the connector are described as integrally formed by bending, those skilled in the art should understand that the technical solution for selectively connecting the parts of the connector by welding also falls within the scope of the present invention. Into the scope of protection of the present utility model.

The assembly of the distribution cabinet frame 1 according to the present invention will be described below. First, the main beam and the uprights are connected and fixed by means of the connectors by abutting the first part of the connector against the end plate of the main beam, and by passing the screws sequentially through the connector, the end plate of the main beam and the uprights Together. Then, place the side beam on the third part of the connecting piece and make its end against the side of the column, then fasten the side beam and the connecting piece with screws 4 and nuts 7, so that the side beam is fixed to the A combination of main beams and columns. In case the second part of the connecting piece has a fastening hole, the second part of the connecting piece can be fastened to the upright by means of screws. Thus, the assembly of the distribution cabinet frame 1 is completed.

For the purpose of hoisting, at the four corners of the top of the power distribution cabinet frame 1 assembled in this way, install the hoisting piece 2, that is, make the hoisting piece 2 pass through the top plate of the main beam and the fourth part of the connecting piece in turn, and Screw together with nut 6.

According to the utility model, in the case of not using the welding process, excessive use of adapter parts is avoided, and a relatively simple and smart way is used to realize the connection of the frame parts of the power distribution cabinet and the lifting of the frame of the power distribution cabinet at the same time through a connecting piece Function. In addition, self-tapping screws are preferably used for fastening between the frame of the distribution cabinet and the connectors, which is convenient for installation, saves costs, and can ensure a good connection strength of the frame of the distribution cabinet. In addition, the utility model allows the detachability of the top beam, which facilitates the top operation of the power distribution cabinet frame.

Although the utility model has been described in conjunction with the preferred embodiment of the utility model, the utility model is not limited thereto, and those skilled in the art can make any modifications to the utility model without departing from the spirit and scope of the utility model. Modifications and Variations.

Claims (12)

1. a distributing cabinet frame, comprising:

At least four main beams, have top board and end plate;

At least four side crossbeams;

At least four columns, in the corner of distributing cabinet frame, the end plate of main beam is against the inner side of column, and the end of side crossbeam is against the side of column;

It is characterized in that,

This distributing cabinet frame each corner in four turnings at top comprises the connector for main beam, side crossbeam are connected and are fixed together with column, this connector comprise the inner side of the end plate that fits in main beam first, fit in the side of column second portion, fit in side crossbeam lower surface third part and fit in the 4th part of inner surface of the top board of main beam.

2. according to the distributing cabinet frame of claim 1, it is characterized in that, the first of connector is the planar portions that is provided with a plurality of holes; The second portion of connector by two planar portions that are perpendicular to one another form ，Xian Cong first a lateral edges outward, then with right angle, the bearing of trend to side crossbeam bends; The third part of connector is the planar portions that is provided with at least one hole, and the top bending one of from two planar portions that are perpendicular to one another of second portion extends to fit in the lower surface of side crossbeam; The 4th part of connector is the planar portions with installing hole for lifting; And, together with the first of connector, main beam and column can be fixed by screws in, together with the third part of connector can be fixed by screws in side crossbeam.

3. according to the distributing cabinet frame of claim 2, it is characterized in that, the second portion of connector is provided with at least one fastener hole in the planar portions of side that fits in column, for arriving column by screw fastening.

4. according to the distributing cabinet frame of claim 1, it is characterized in that, the first of connector is the planar portions that is provided with a plurality of holes; The second portion of connector is from a lateral edges outward of first to fit in the side of column, and this second portion is planar portions; The third part of connector is the planar portions that is provided with at least one hole, from the top bending of second portion, to fit in the lower surface of side crossbeam, extends; The 4th part of connector is the planar portions with installing hole for lifting; And, together with the first of connector, main beam and column can be fixed by screws in, together with the third part of connector can be fixed by screws in side crossbeam.

5. according to the distributing cabinet frame of any one in claim 1-4, it is characterized in that, connector is integrally formed connector.

6. according to the distributing cabinet frame of any one in claim 2-4, it is characterized in that, the installing hole in the 4th part of connector passes for lifting part, to carry out fastening to lifting part.

7. for a connector for distributing cabinet frame, this distributing cabinet frame comprises: at least four main beams, have top board and end plate; At least four side crossbeams; At least four columns, in the corner of distributing cabinet frame, the end plate of main beam is against the inner side of column, and the end of side crossbeam, against the side of column, is characterized in that,

Described connector is arranged in distributing cabinet frame in each corner at four turnings at top, for main beam, side crossbeam are connected with column and are fixed together, this connector comprise the inner side of the end plate that fits in main beam first, fit in the side of column second portion, fit in side crossbeam lower surface third part and fit in the 4th part of inner surface of the top board of main beam.

8. according to the connector for distributing cabinet frame of claim 7, it is characterized in that, the first of connector is the planar portions that is provided with a plurality of holes; The second portion of connector by two planar portions that are perpendicular to one another form ，Xian Cong first a lateral edges outward, then with right angle, the bearing of trend to side crossbeam bends; The third part of connector is the planar portions that is provided with at least one hole, and the top bending one of from two planar portions that are perpendicular to one another of second portion extends to fit in the lower surface of side crossbeam; The 4th part of connector is the planar portions with installing hole for lifting; And, together with the first of connector, main beam and column can be fixed by screws in, together with the third part of connector can be fixed by screws in side crossbeam.

9. the connector for distributing cabinet frame according to Claim 8, is characterized in that, the second portion of connector is provided with at least one fastener hole in the planar portions of side that fits in column, for arriving column by screw fastening.

10. according to the connector for distributing cabinet frame of claim 7, it is characterized in that, the first of connector is the planar portions that is provided with a plurality of holes; The second portion of connector is from a lateral edges outward of first to fit in the side of column, and this second portion is planar portions; The third part of connector is the planar portions that is provided with at least one hole, from the top bending of second portion, to fit in the lower surface of side crossbeam, extends; The 4th part of connector is the planar portions with installing hole for lifting; And, together with the first of connector, main beam and column can be fixed by screws in, together with the third part of connector can be fixed by screws in side crossbeam.

11. according to the connector for distributing cabinet frame of any one in claim 7-10, it is characterized in that, connector is integrally formed connector.

In 12. according to Claim 8-10, the connector for distributing cabinet frame of any one, is characterized in that, the installing hole in the 4th part of connector passes for lifting part, to carry out fastening to lifting part.

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