KR200490126Y1 - Cable tray connector - Google Patents

Abstract

The present invention is arranged so that the ends are opposed to each other, the cable tray connector for connecting the first and second side rails formed with a plurality of connecting holes around the end, the cable tray connector, the first and A reinforcing plate disposed inside the second side rail and including a plurality of protruding rings penetrating through the connecting holes and protruding outwardly of the first and second side rails-the connecting holes and the protruding rings And a plurality of columns-and in the state where the plurality of protruding rings protrude to the outside of the first and second side rails, the plurality of protruding rings are fitted to the reinforcing plate and the first and second side rails. A first and a second clasp, wherein the first and second clasps each have a latch body and first and second extensions extending from the clasp body. Wherein the first leg is longer than the second leg, and each of the first and second clasps is slidably opposed to each other in the plurality of protruding rings, wherein each of the first and second legs includes: The first legs of the first clasp face the second legs of the second clasp, the second legs of the first clasp being fitted to the protruding rings arranged in different rows with different lengths from each other. A cable tray connection is provided which faces the first leg of the clasp.

Description

Cable tray connector {CABLE TRAY CONNECTOR}

The present invention relates to a connector of the cable tray, and more particularly to a connector for connecting the unit cable trays in the longitudinal direction.

In general, the building has laid out various wires, telephone lines or shared lines in the ceiling for power supply, communication line connection or fluid supply, but the cable tray is used to consider the appearance and to solve the inconvenience of pedestrians.

The cable tray may include a pair of side rails disposed in parallel with each other at predetermined intervals, and a plurality of horizontal rails attached at predetermined intervals between the pair of side rails.

Such a cable tray is further arranged to further extend the side rail along the longitudinal direction in order to extend its length, and fastening the extension plate to the connecting end of the two adjacent side rails using a large amount of fastening means.

However, in the conventional cable tray, since the extension plate is fastened using a large amount of fastening means, it is difficult to fasten the work, and the fastening time is long.

In order to solve the above problems, various prior art documents have been proposed in order to improve the fastening workability, and in particular, in Korean Patent Registration No. 1286664, as shown in FIG. 1, two side rails ( 11 and 12 are disposed to face each other, and the reinforcing plates 13 are disposed inside the two side rails 11 and 12, and the connection holes 122 formed in the side rails 11 and 12 are disposed. In the state where the plurality of protruding rings 131 formed on the reinforcing plate 13 are formed to protrude, the locking unit 14 is fitted to the protruding rings 131 so that the side rails 11 and 12 are fitted. Disclosed is a content that can extend in the longitudinal direction.

However, in the prior patent, since the locking member 14 is slidably coupled to the side rails 11 and 12 from one side, the fastening workability of the side rails 11 and 12 is greatly improved, but the locking member 14 When the external force acts in the opposite direction to the coupling direction or frequent vibrations occur, the locking member 14 is slid and is separated from the protruding ring 131.

Therefore, a new technology is urgently needed to solve the above problems.

KR 200257931 Y1 KR 100816296 B1 KR 100993138 B1 KR 200465966 Y1 KR 101465727 B1

The present invention is to improve the fastening workability of the side rail, and to provide a cable tray connector having a structure that the cable tray connector is not easily separated from external force or frequent vibration.

In order to solve the above problems, the present invention is arranged so that the ends are opposed to each other, in the cable tray connector for connecting the first and second side rails formed with a plurality of connection holes around the end, the cable tray connection The sieve is disposed inside the first and second side rails, and includes a plurality of protruding rings formed to protrude in an outward direction of the first and second side rails through the connecting hole. The hole and the protruding ring are composed of a plurality of rows and a plurality of columns-and in the state where the plurality of protruding rings protrude outwardly of the first and second side rails, the reinforcing plate is inserted into the plurality of protruding rings. A first and a second clasp secured to the first and second side rails, each of the first and second clasps comprising: a clasp body and the clasp body; And first and second legs extending from the first leg, wherein the first leg is longer than the second leg, and each of the first and second clasps is slidably opposed to each other to the plurality of protruding rings, Each of the first and second legs is inserted into the protruding rings arranged in different rows with different lengths from each other, such that the first leg of the first clasp faces the second leg of the second clasp, And the second leg of the clasp faces the first leg of the first clasp.

According to one embodiment, the cable tray connector is installed so as to span the clasp body of the first clasp and the clasp body of the second clasp, to ground the current applied to the first or second side rails. Further comprising a ground plate, wherein the ground plate may be coupled by the first and second fasteners and fastening means formed in each of the clasp body of the first clasp and the clasp body of the second clasp.

According to one embodiment, the first clasp and the first side rail, or the first clasp, the first side rail and the reinforcing plate may be coupled by the fastening means.

According to an embodiment, the first or second leg may include at least one locking protrusion to prevent the protrusion from being separated from the protruding ring when an external force of a predetermined size or more is not applied.

The cable tray connector according to the present invention can prevent the separation between the side rails and the separation of the reinforcing plate even when only one latch is coupled to each other when the side rails are coupled, thereby improving the fastening workability of the side rails.

In addition, since the first and second clasps are slidably coupled to each other on both sides with a plurality of protruding rings composed of a plurality of rows and a plurality of columns, even if an external force acts in a direction opposite to the fastening direction of any one of the clasps, Since the clasps are coupled, the side rails can be held without being separated.

In addition, since the opposite ends of the first and second clasps coupled to the plurality of protruding rings made up of a plurality of rows and a plurality of columns vary their positions from row to row, the first and second clasps are up and down regardless of the position. It has a bearing force against external force acting in the direction.

In addition, when the first and second clasps are fastened together with the side rails, the ground plate may be fastened together, thereby improving the fastening workability of the ground plate, and sliding the first and second clasps at both ends of the ground plate. Since it is tightened while being secured, the clamping force of the said 1st and 2nd latch can be improved.

In addition, since the engaging projection formed on the surface of the first or second clasp is caught by the protruding ring, the first or second clasp is not easily separated from the protruding ring can improve the fastening workability of the side rail. Of course, even if the fastening means between the first or second clasp and the side rail is released by vibration, the locking projections do not allow the first or second clasp to be easily separated from the protruding ring.

1 is an exploded perspective view of a conventional cable tray connector.
Figure 2 is an exploded perspective view of the cable tray connector according to an embodiment of the present invention.
3 is a perspective view of the combination of the cable tray connector according to an embodiment of the present invention.
4 is a cross-sectional view of VV of FIG. 3.
5 is a perspective view of the combination of the cable tray connector according to another embodiment of the present invention.
6 is an exploded perspective view of a cable tray connector according to another embodiment of the present invention.

Hereinafter, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings, and the same or similar components are denoted by the same reference numerals regardless of the reference numerals, and redundant description thereof will be omitted. The suffixes "module" and "unit" for components used in the following description are given or mixed in consideration of ease of specification, and do not have distinct meanings or roles from each other. In addition, in describing the embodiments disclosed herein, when it is determined that the detailed description of the related known technology may obscure the gist of the embodiments disclosed herein, the detailed description thereof will be omitted. In addition, the accompanying drawings are only for easily understanding the embodiments disclosed in the present specification, the technical idea disclosed in the specification by the accompanying drawings are not limited, and all changes included in the spirit and technical scope of the present invention It should be understood to include equivalents and substitutes.

When a component is referred to as being "connected" or "connected" to another component, it may be directly connected to or connected to that other component, but it may be understood that other components may be present in between. Should be. On the other hand, when a component is said to be "directly connected" or "directly connected" to another component, it should be understood that there is no other component in between.

Singular expressions include plural expressions unless the context clearly indicates otherwise.

In this specification, the terms "comprises" or "having" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, components, or a combination thereof.

The first and second side rails 11 and 12 may be disposed such that their respective ends are opposed to each other, and the first or second side rails 11 and 12 may extend in the longitudinal direction. The present invention relates to a cable tray connector for connecting the first side rail 11 and the second side rail 12 to extend the length of the side rail.

2 is an exploded perspective view of the cable tray connector according to an embodiment of the present invention, Figure 3 is a combined perspective view of the cable tray connector according to an embodiment of the present invention, Figure 4 is a cross-sectional view of VV of FIG. .

As shown in Figures 2 to 4, the cable tray connector according to an embodiment of the present invention, the reinforcing plate 120 is disposed inside the first and second side rails (111, 112), and the reinforcement The plate 120 may include first and second clasps 131 and 132 fitted into a plurality of protrusions protruding from the plate 120.

Of course, the components shown in Figures 2 to 4 are not essential, so that a cable tray connection having more or fewer components can be implemented. Hereinafter, each component will be described.

The reinforcing plate 120 is disposed inside the first and second side rails 111 and 112, and as shown in FIG. 3, the first and second side rails 111 and 112 are connected to each other. Support strength against load acting in the direction of gravity due to the weight of various cables seated on the crossbars 21 and 22 attached at predetermined intervals between the other side rails 111 'and 112' arranged side by side Can be reinforced.

The reinforcing plate 120 may be a plate, but when the first and second side rails 111 and 112 include flanges 1111 and 1121 bent inwardly at the upper end and the lower end, the reinforcing plate ( 120 may further include a flange bent inwardly at an upper end and / or a lower end to correspond to the shape of the inner side surfaces of the first and second side rails 111 and 112.

According to one embodiment, the reinforcement plate 120 and the longitudinal cross-section of the first and second side rails (111, 112) may have a '' 'shape, as shown in FIG.

Thus, the reinforcing plate 120 including the flange can improve the mounting workability on the side rails together with the improvement of the supporting strength of the reinforcing plate 120.

The first and second side rails 111 and 112 have a plurality of connection holes 1112 and 1122 formed around the end portions of the first and second side rails 111 and 112 that correspond to positions of the plurality of connection holes 1112 and 1122. The plate 120 may have a plurality of protruding rings 121. The reinforcing plates 120 disposed inside the first and second side rails 111 and 112 penetrate the plurality of protruding rings 121 through the plurality of connection holes 1112 and 1122, respectively. And protrude outwardly of the second side rails 111 and 112.

At this time, the shape of the protruding ring 121 is not particularly limited, but the protruding ring 121 is open to both left and right sides, and the opened inner shape corresponds to the cross sections of the first and second clasps 131 and 132. It is preferable.

In addition, the plurality of connection holes 1112 and 1122 may include a plurality of rows and a plurality of columns, and the plurality of protruding rings 121 may also correspond to the connection holes 1112 and 1122 in a plurality of rows and a plurality of columns. Can be done. Although the number of the connection holes 1112 and 1122 and the protruding ring 121 is not particularly limited, at least two rows and three or more columns are preferable in consideration of the leg length of the clasp according to the present invention.

Meanwhile, the clasps 131 and 132 are fitted to the plurality of protruding rings 121 protruding to the outside of the first and second side rails 111 and 112, and thus the reinforcing plate 120 is It may be fixed to the inside of the first and second side rails (111, 112).

Clasps 131 and 132 according to an embodiment of the present invention is preferably at least one pair. Accordingly, as illustrated in FIGS. 2 and 3, the first clasp 131 may be coupled by sliding in the left direction from the right side of the first and second side rails 111 and 112 located on the front surface, and the second On the contrary, the latch 132 may be coupled by sliding in the left to right directions of the first and second side rails 111 and 112 located on the front surface thereof.

The clasps 131 and 132 include a clasp body and first and second legs 1311 and 1312 branched and extending in the same direction from the clasp body, wherein the first and second legs 1311 and 1312 Can have different lengths. For example, as shown in FIGS. 2 and 3, the first leg 1311 may be longer than the second leg 1312, and the first and second protrusions 121 may be arranged in the plurality of protruding rings 121 arranged accordingly. When the clasps 131 and 132 are fitted, the first leg 1311 of the first clasp 131 faces the second leg 1321 of the second clasp 132 and is formed of the first clasp 131. The second leg 1312 may face the first leg 1322 of the second clasp 132.

According to a preferred embodiment, when the first legs 1311, 1322, which are long among the plurality of legs, are fitted to the protruding ring 121, the first legs 1311, 1322 are the first and second side It has a length so that the rails (111, 112) can be hung on both sides, and even when the two side rails are combined by sliding only one latch, it is possible to prevent the separation between the two side rails and the separation of the reinforcement plate. The fastening workability of the rail can be improved.

In addition, since the first and second clasps 131 and 132 are slidingly coupled to face each other on both sides of the arranged plurality of protruding rings 121, any one of the first and second clasps 131 and 132 may be used. Even if the external force is applied in a direction opposite to the clasp fastening direction, the other clasp can still remain engaged, so even in this case, the side rails can remain engaged without being separated.

On the other hand, the positions of the ends of the legs of the first and second clasps 131 and 132 coupled to the plurality of protruding rings 121 arranged in accordance with one embodiment of the present invention do not match. That is, as shown in FIG. 3, the position where the edge part of the 1st leg 1311 of the 1st clasp 131 and the edge part of the 2nd leg 1321 of the 2nd clasp 132 opposes the 1st clasp It is not parallel to the position where the end of the second leg 1312 of 131 and the end of the first leg 1322 of the second clasp 132 face each other. Accordingly, the first and second clasps 131 and 132 may have a supporting force against the external force acting in the vertical direction at any position. If a plurality of positions where the leg ends of the first clasp 131 and the leg ends of the second clasp 132 face each other are different from each other according to an embodiment of the present invention, the gravity load acting on the position The first and second clasps 131 and 132 have a problem in that they cannot provide sufficient supporting force.

Each of the first and second clasps 131 and 132 of the cable tray connector according to the embodiment of the present invention, as shown in Figure 2, the first and second fasteners 1313, 1323 to the clasp body Can be formed. Fastening means such as bolts / nuts 151a, 151b, 152a, and 152b are fastened to the first and second fasteners 1313 and 1323, so that the first and / or second latches 131 and 132 are The first and / or second side rails 111 and 112 may be coupled to each other through the first and / or second fasteners 1313 and 1323.

Accordingly, since the first and / or second clasps 131 and 132 are firmly fastened to the first and / or second side rails 111 and 112 by the fastening means, vibration or the like is applied to the side rails through the cable. Although transmitted, the first and / or second clasps 131 and 132 are prevented from sliding away from the protruding ring 121, as well as noise generated from vibrations between the clasp and the side rails due to vibration. can do.

On the other hand, according to another embodiment of the present invention, the reinforcement plate 120, as shown in Figure 5, may be formed extending in the left and right direction along the longitudinal direction of the side rail, the first and second Through holes 122 and 123 (see FIG. 6) may be formed at corresponding positions of the fasteners 1313 and 1323, that is, both ends of the reinforcing plate 120. The first and second clasps 131 and 132 are firmly fixed to the first and second side rails 111 and 112 and the reinforcing plate 120 by fastening means 151a, 151b, 152a, and 152b. Even if the vibration transmitted through the cable occurs, it is possible to prevent the separation of the first and second clasps 131 and 132, and to suppress the noise that may be generated from the play between the clasp, the side rail and the reinforcing plate due to the vibration. Of course, the reinforcing plate 120 is tightly fixed to the inner surface of the side rail can maximize the strength reinforcing effect provided by the reinforcing plate 120.

Meanwhile, the cable tray connector according to the embodiment of the present invention may further include a ground plate 140. The ground plate 140 has a first end at each of both ends thereof to ground an electric current unintentionally applied to the first and second side rails 111 and 112 from a power cable or the like seated on the cable tray. The first and second fasteners 1313 and 1323 formed in each of the clasp body of the clasp 131 and the clasp body of the second clasp 132 are coupled to each other by a fastening means, so that the ground plate 140 is formed of a first and second fasteners. The second side rails 111 and 112 (or the first and second clasps 131 and 132 electrically connected to and in contact therewith) may be installed.

As shown in FIG. 4, the ground plate 140 is positioned on the first and second clasps 131 and 132, and the first and second ground plates 140 are fastened by fastening means 151a, 151b, 152a, and 152b. 2 latches (131, 132) and the first and second side rails (111, 112) can be coupled, the first and second latches (131, 132) is already fitted to the protruding ring (121) Since the ground plate 140 is seated on the first and second clasps 131 and 132 in the state and fastened by the fastening means, the ground plate 140 may be easily installed.

In addition, both ends of the ground plate 140 is fastened to each of the first and second clasps 131 and 132 slidingly coupled inwardly from the outside of both sides about the protruding ring 121, the ground plate 140 ) Is fixedly coupled by the fastening fastening means while the first and second clasps 131 and 132 are slidingly coupled, thereby further improving the fastening force of the first and second clasps 131 and 132, The first and second clasps 131 and 132 may be further prevented from being separated from the protruding ring 121 by external force or vibration.

That is, first and second fasteners 1401 and 1402 that may be fastened to the first and second fasteners 1313 and 1323 may be formed at both ends of the ground plate 140, respectively.

Meanwhile, according to an embodiment of the present invention, the first or second legs 1311, 1312, 1322, and 1321 of the first or second clasps 131 and 132 have at least one locking protrusion 1314, 1315, and 1325. , 1324, the locking protrusions 1314, 1315, 1325, and 1324 have the first or second clasps 131 when an external force of a predetermined size or more is not applied to the first or second clasps 131, 132. , 132 may prevent the departure from the protruding ring 121.

6 is an exploded perspective view of a cable tray connector according to another embodiment of the present invention. As illustrated in FIG. 6, the protrusions 1314, 1315, 1325, and 1324 protruding to a predetermined height may be formed on outer surfaces of the distal ends of the first or second legs 1311, 1312, 1322, and 1321.

In the present invention, the number of the locking protrusions 1314, 1315, 1325, and 1324 is not particularly limited, but the height of the locking protrusions 1314, 1315, 1325, and 1324 is the first or second legs 1311, 1312, and 1322. , 1321 is forcibly fitted into the protruding ring 121, but the first or second clasps 131 and 132 are preferably formed so as not to be separated from the protruding ring 121 by sliding by their own weight.

As such, since the protrusions formed on the surfaces of the first or second clasps 131 and 132 are caught by the protruding rings, the first or second clasps are not easily separated from the protruding rings, so that the side rails are not easily separated. Can improve the fastening workability, and furthermore, even if the fastening means 151a, 151b, 152a, 152b is separated from the first or second clasps 131, 132, the first or second clasps 131, 132 ) Is not easily separated from the protruding ring (121).

Exemplary embodiments of the present invention have been described in detail with reference to the drawings. The description of the present invention is intended for illustration, and those skilled in the art will understand that the present invention can be easily modified in other specific forms without changing the technical spirit or essential features of the present invention.

Therefore, the scope of the present invention is represented by the claims that are described later than the above detailed description, and all changes or modifications derived from the meaning, scope, and equivalent concept of the claims are included in the scope of the present invention. Should be interpreted.

10: side rail 11: first side rail
111: flange 112: connection hole
12: second side rail 121: flange
122: connecting hole 13: reinforcing plate
131: protrusion ring 14: locking member
141: leg 142: handle portion
110: side rail 111: first side rail
1111: flange 1112: connection hole
112: second side rail 1121: flange
1122: connection hole 120: reinforcing plate
121: protrusion ring 131: first latch
1311: first leg 1312: second leg
1313: first fastener 1314: first locking projection
1315: second latch 132: second latch
1321: second leg 1322: first leg
1323: Second fastener 1324: Second locking protrusion
1325: first projection 140: ground plate
1401: First Fastener 1402: Second Fastener
151a, 151b: first fastening means 152a, 152b: second fastening means

Claims (4)

In the cable tray connector is arranged so that the ends are opposed to each other, the first and second side rails formed with a plurality of connection holes in the upper and lower periphery surrounding the end,
The cable tray connector,
A reinforcing plate disposed inside the first and second side rails and including a plurality of protrusion rings penetrating the connection holes and protruding outwardly of the first and second side rails; The protruding ring consists of a plurality of rows and a plurality of columns; And
First and second fixing the reinforcing plate to the first and second side rails by being fitted into the plurality of protruding rings while the plurality of protruding rings protrude outside the first and second side rails. 2 shackles;
Including,
Each of the first and second clasps includes a clasp body and first and second legs extending to branch from the clasp body, wherein the first leg is longer than the second leg;
Each of the first and second clasps is slidingly coupled to face each other with the plurality of protruding rings, and each of the first and second legs is fitted with the protruding rings arranged in different rows with different lengths, The first leg of the first clasp faces the second leg of the second clasp, the second leg of the first clasp faces the first leg of the first clasp,
The first legs of the first and second clasps have a length capable of covering both the first and second side rails, and the second legs of the first and second clasps have the first or second side rails. The first and second side rails and the reinforcing plate even if only one of the first and second clasps is slidingly coupled to the reinforcing plate left inside the first and second side rails so as to have a length that can be extended only. Prevent separation of the liver,
The parts where the first and second clasps face each other are not parallel to each other, and neither of them is located at the part where the first and second side rails face each other.
Cable end connecting member, characterized in that at the distal end of the first or second leg, at least one locking projection formed to protrude from the protruding ring if an external force of a predetermined size or more is not applied. delete delete delete

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