KR20190001060U - Frame connection bracket for switchgear - Google Patents

Abstract

The present invention relates to a frame connection bracket for a switchboard for connecting a separate C-shaped steel for dividing the inside of a frame or constructing a layer in a process of assembling a C-shaped steel to a case of assembling a switchgear, The assembly of the connecting brackets connecting the C-shaped steel and the C-shaped steel is simple, so that it is possible to assemble quickly, and when the C-shaped steel and the C-shaped steel are connected, the fastened state is maintained in a tense state, To a frame connection bracket for a switchgear for an improved type which can prevent a natural loosening and maintain a stable fastened state.

Description

{Frame connection bracket for switchgear}

The present invention relates to a frame connection bracket for a switchboard for connecting a separate C-shaped steel for dividing the inside of a frame or constructing a layer in a process of assembling a C-shaped steel to a case of assembling a switchgear, The assembly of the connecting brackets connecting the C-shaped steel and the C-shaped steel is simple, so that it is possible to assemble quickly, and when the C-shaped steel and the C-shaped steel are connected, the fastened state is maintained in a tense state, To a frame connection bracket for a switchgear for an improved type which can prevent a natural loosening and maintain a stable fastened state.

 In general, a switchgear is a switchgear that arranges safety devices, instruments, indicators, relays, etc. in a power station, a substation or a building with an electric facility to control the opening and closing of a circuit, Control, and protection of the electrical system to facilitate the operation of the system.

 Such a switchboard is provided with a case formed of a plurality of frames and a hinged door hinged to the front or rear surface.

Particularly, the case has a problem that a plurality of frames are assembled by being connected to each other by bolts, so that diagonal angles often occur during the assembling process, and various brackets are provided to prevent such frames from being distorted during assembly.

As an embodiment of the connection bracket as described above, the angle structure for connection to a power distribution panel frame is disclosed in Patent Registration No. 10-0947112 (registered March 03, 2010)

An angle structure for connecting an end frame (5), a transverse frame (6), and a vertical frame (7), which are located at respective corners of a cubic switchboard,

Shaped plate member which is located at the lower corner of the switchboard and in which the second fastening surface 22 and the third fastening surface 23 are integrally formed and the first fastening surface 21 is a plate- The first and second angle members 1 and 2 which are erected on the rear surface of the third joint surface 22 and the third joint surface 23 on which the frame is not tightened and are formed at right angles with respect to the third joint surface 23, ); And a 'T' -shaped plate-like member which is located at an upper corner of the switchboard and is integrally formed with the second fastening surface 22, the third fastening surface 23, and the lifting plate 16, The first and second fastening surfaces 21 and 23 are formed on the rear surface of the second fastening surface 22 and the third fastening surface 23 on which the frame is not fastened, A fourth angle member (3, 4); / RTI >

The first fastening surface 21, the second fastening surface 22, and the third fastening surface 23 have the same width as the protruding surfaces to be fastened to the frame.

However, as described above, the brackets used for assembling the frames or for connecting the arms are held in a state where the arms are connected to each other only through the bolts, so that the fastening state of the bolts is loosened by frequent vibration or impact. There is a problem in that various electronic devices installed in the switchgear are shaken and damage or failure occurs in the electronic devices.

Registration Utility Model No. 20-0340255 (Registered Date: Jan. 19, 2004) "Frame Connection Bracket" Registration No. 10-1289316 (registered on July 18, 2013) " Connection structure between aluminum window frames " Registered utility model publication No. 10-1472205 (registered on Dec. 05, 2014) " Bracket for connecting the side wall of the assembled pallet to the support frame " Registered Utility Model Bulletin No. 20-0453419 (Registration date: April 22, 2011) "Corner bracket for connecting the side frame of 4 LED lights" Registered Utility Model Bulletin No. 20-0480644 (Registered on June 13, 2016) "Connection Bracket for Frame Coupling" Registration Utility Model No. 20-0306325 (Registered on Feb. 21, 2003) " Connection device for prefabricated frame " Registered Patent Publication No. 10-0883728 (Registered on Feb. 06, 2009) "Bracket structure for frame mount vehicle body mount connection" Patent Registration No. 10-0947112 (Registration date: March 04, 2010) "Angle structure for connecting the switchboard frame"

The present invention has been made in view of the above circumstances, and the object of the present invention is to provide a method of manufacturing a C-shaped steel frame by assembling a C- Since the assembly process is simple, it is possible to assemble quickly, and when the C-shaped steel and the C-shaped steel are connected, the fastened state is maintained in a tense state so that the fastened state can be prevented from being damaged due to vibration or shock, So that it is possible to maintain the state of the frame connection bracket for the switchgear.

The object of the present invention is to provide an electric distribution board having a case formed by connecting a plurality of C-shaped steel pieces and a hinged door hinged to the front or rear surface of the case,

The C-shaped steel has a first hole (210) and a second hole (220) having a cross section of " C "

A pair of vanes 12 and protrusions 13 are formed on both sides of a body 11 having a cross section of a C shape and a cross section is formed on one side of the C- And the opposite side end portions of the body 11 are folded to form the contact faces 17 and 18 and the female thread hole 15 and the other close contact face 17 extending inwardly on the one close contact face 18 are formed And a connecting bracket 100 integrally formed with the fitting projections 16 protruding inwardly,

Here, the fitting protrusions 16 are fitted in the first hole 210 on one side of the C-shaped steel which is connected to one side of the C-shaped steel 200 in a state where one side of the body 11 is assembled, The fitting projection 16 of the other side is tightly inserted into the first hole 210 in proportion to the tightening strength by tightening the bolt 300 from the outside in a state where the female screw hole 15 is in close contact with the inside of the first hole 210, So that the bolt 300 is stably held without being loosened by the vibration or shock. [0035] The frame connection bracket for a switchgear according to the present invention includes:

The first hole 210 and the second hole 220 of the C-shaped steel 200 constitute a second hole 220 between the pair of first holes 210 so that three holes are formed as one unit And is formed continuously in the longitudinal direction.

The first hole 210 of the C-shaped steel 200 and the protrusions 13 and the fitting protrusions 16 have a shape selected from a circle or a square.

As described above, the frame connection bracket for the switchgear according to the present invention has the effect of accurately assembling the C-shaped steel pipe without any deviation from the connected C-shaped steel pipe because the assembly position is fixed accurately to the C-shaped steel through the configuration of the pair of projections.

In addition, in the process of assembling the end portion of the C-shaped steel which is connected in the state where the connecting bracket is assembled to the C-shaped steel as described above, in the state where the fitting protrusion is fitted in the connecting hole on one side of the C- As the strength to be fastened is tightened from the outside by tightening with bolts from the outside in the state of being tightly adhered to the inner side, the fitting projections of the other side are strongly inserted into the connection holes to generate a strong tension in the connection portion, There is an effect that can be prevented.

Fig. 1 is a photograph of a switchboard fabricated using a frame connection bracket for a switchboard according to the present invention
2 is a perspective view of a frame connection bracket for a switchboard according to the present invention.
Fig. 3 is a perspective view showing a configuration in which the frame connection bracket for a switchboard according to the present invention is assembled to a C-
4 is a cross-sectional view of a frame connection bracket for a switchboard according to the present invention assembled to a C-
5 is a plan view showing a state in which a frame connection bracket for a switchboard according to the present invention is assembled to a C-
Fig. 6 is a photograph showing a state in which the frame connection bracket for a switchboard according to the present invention is assembled to a C-
7 is a perspective view of another embodiment of a frame connection bracket for a switchboard according to the present invention.
FIG. 8 is a schematic view showing a form in which a frame connecting bracket for a switchboard according to the present invention is connected to a C-

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments described below are intended to be illustrative in nature to enable those skilled in the art to easily carry out the invention and that the technical idea and scope of the present invention will be limited It does not mean anything.

In addition, the size and shape of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and the terms defined in particular in consideration of the configuration and operation of the present invention may vary depending on the intention or custom of the user or the operator It should be noted that the definitions of these terms should be made on the basis of the contents throughout this specification.

FIG. 2 is a perspective view of a frame connection bracket for a switchboard according to the present invention. FIG. 3 is a perspective view of a frame connection bracket for a switchboard according to the present invention. 4 is a cross-sectional view of a frame connection bracket for a switchboard according to the present invention assembled to a C-shaped steel, FIG. 5 is a cross-sectional view of a frame for a switchboard frame according to the present invention, FIG. 6 is a photograph of a state in which the frame connection bracket for a switchboard according to the present invention is assembled to a C-shaped steel. FIG.

As shown in the drawing, a frame connection bracket 100 for a switchboard according to the present invention has a wing 12 and a wing 12 at a central portion of a body 11 having a substantially " The pair of projections 13 and the projections 13 are formed at the center thereof with fastening holes 14 so that both side ends of the main body 11 are bent to form close contact surfaces 17 and 18, A female screw hole 15 extending inwardly and a fitting projection 16 projecting inward from the other side close face 17 are integrally formed.

The connection bracket 100 closely contacts the fastening plate 400 having the female screw hole 410 on the inner surface of the closely C-shaped steel 200 and the fastening hole 14 and the C- The connecting bracket 100 is assembled to the outside of the C-shaped steel 200 by screwing the bolts 300 inserted through the first hole 210 or the second hole 220 of the C-

Further, the projection 13 is pressed on one side by using a press (not shown) so that a part of the body protrudes from the other side.

Referring to FIGS. 3 to 6, a connecting structure of the connecting bracket 100 with the C-shaped steel 200 according to the present invention will be described. First, A pair of protrusions 13 formed at the center of the C-shaped steel 200 are closely contacted with the C-shaped steel 200 and are inserted into the first hole 210 formed in the C-shaped steel 200, The bolts 300 are screwed into the fastening holes 14 to firmly assemble the connecting brackets 100 to one side of the C-shaped steel 200.

The end of the C-shaped steel 200 to be connected to the contact surfaces 17 and 18 on both sides is inserted while the body 11 of the connection bracket 100 is assembled to one side of the C-shaped steel 200, The first hole 210 of the C-shaped steel 200 is inserted into the fitting protrusion 16 by inserting one side of the C-shaped steel 200 to the outside of the female screw hole 15 and the lower side to be located inside the fitting projection 16 And a bolt (300) penetrating through the first hole (210) of the C - shaped steel (200) from the outside is screwed to the female screw hole (15).

By fitting the first hole 210 of the C-shaped steel 200 and the female screw hole 15 into a rigid state by the above-described assembling mode, the fitting protrusion 16 firmly inserts the first hole 210 So that the assembled state of each C-shaped steel 200 can be substantially tensed so that a firmly fastened state can be maintained.

That is, in the process of assembling the end of the C-shaped steel 200 connected with the connecting bracket 100 assembled to the C-shaped steel 200 as described above, the first hole 210 on one side of the C- When the fitting projection 16 is fitted in the outer side, the bolt 300 is tightened from the outside in the state where the female screw hole 15 is in close contact with the inner side of the first hole 210 on the other side, The fitting protrusion 16 of the bolt 300 is strongly inserted into the first hole 210 so that a strong tension is generated in the connecting portion and the fastening state of the bolt 300 is stably maintained without natural loosening due to vibration or impact .

Meanwhile, as shown in FIG. 6, the C-shaped steel 200 and the connection bracket 100 may be applied to various positions in a horizontal or vertical shape.

The first hole 210 of the C-shaped steel 200 and the projection 13 of the connecting bracket 100 and the fitting projection 16 and the fastening hole 14 may be formed in a circular or square shape, It is possible to prevent fine twisting which may be caused when the bolts are fastened by screwing each of the conventional head bolts through the fastening holes 14 when forming the bolts.

7 is a perspective view of another embodiment of a frame connection bracket for a switchboard according to the present invention.

In the above embodiment, the projections 13 formed on the body 11 are formed on both sides to provide a variety of connection forms with the C-shaped steel as shown in FIG.

The connecting bracket 100 according to the present invention has a C-shaped section 10 which forms a frame for dividing the interior of the frame or constructing a layer in a process of assembling a case of a power transmission / 10, the protrusions 13 formed on the connection bracket 100 are inserted into the C-shaped steel 200 to maintain the connection state, and the connection state is securely secured using the bolts 300 in the secondary state The C-shaped steel is prevented from being diagonal when assembled by assembling the C-shaped steel frame to the frame, and when the fitting projection 16 is fitted in the first hole 210 on one side of the C-shaped steel 200 from the outside The fitting projections 16 of the other side are inserted into the first holes 210 (210) as the strength to be tightened by tightening the bolts (300) from the outside with the female thread holes (15) ) So that strong tension on the connection portion And the bolt 300 is stably held without being loosened by vibration or impact.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit and scope of the invention, It is self-evident to fall within the scope of the claims.

11: body 12: wing
13: projection 14: fastening hole
15: female thread ball 16: insertion projection
17, 18: tight plate 200: C-shaped steel
210: first hole 220: second hole
300: Bolt

Claims (3)

1. A distribution board having a case formed by connecting a plurality of C-shaped steel pieces to each other and a hinged door hinged to the front or rear surface of the case,
The C-shaped steel has a first hole (210) and a second hole (220) having a cross section of " C "
A pair of vanes 12 and protrusions 13 are formed on both sides of a body 11 having a cross section of a C shape and a cross section is formed on one side of the C- And the opposite side end portions of the body 11 are folded to form the contact faces 17 and 18 and the female thread hole 15 and the other close contact face 17 extending inwardly on the one close contact face 18 are formed And a connecting bracket 100 integrally formed with the fitting projections 16 protruding inwardly,
Here, the fitting protrusions 16 are fitted in the first hole 210 on one side of the C-shaped steel which is connected to one side of the C-shaped steel 200 in a state where one side of the body 11 is assembled, The fitting projection 16 of the other side is tightly inserted into the first hole 210 in proportion to the tightening strength by tightening the bolt 300 from the outside in a state where the female screw hole 15 is in close contact with the inside of the first hole 210, So that the fastening state of the bolt (300) is stably maintained without being loosened by vibration or impact.
The method according to claim 1,
The first hole 210 and the second hole 220 of the C-shaped steel 200 constitute a second hole 220 between the pair of first holes 210 so that three holes are formed as one unit Wherein the frame connection bracket is formed continuously in the longitudinal direction.
The method according to claim 1,
Wherein the first hole (210) of the C-shaped steel (200) and the protrusion (13) and the fitting protrusion (16) have one shape selected from a circular shape or a square shape.

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