KR102083191B1 - holding apparatus of cable tray - Google Patents

Abstract

The present invention relates to a device for fixing a cable tray for construction, capable of easily and rapidly installing a cable tray on a hanger. According to the present invention, the device for fixing a cable tray for construction comprises: a coupling body having a fastening hole and a coupling groove formed therein; a fixing member including a contact plate, a fastening bar, and a spring; a support frame; a moving member; and a support including a contact plate, a connection plate, and a pressing plate.

Description

Holding apparatus of cable tray

The present invention relates to a cable tray fixing device for building, and more particularly, to a cable tray fixing device for building so that the cable tray is installed to install the cable can be easily and firmly installed on the top of the hanger fixed to the ceiling. will be.

The cable tray refers to a support that is provided to install various electric wires used for communication and electricity at a lower end of a ceiling or a selected position.

Such a cable tray is formed of a non-combustible material or a metal, and may be formed in various shapes depending on the form to be installed, but is usually formed in a plate shape for installing a plurality of cables on the upper surface, and the utilization of the interior space It is usually installed at the bottom of the ceiling to increase the height.

For example, the conventional cable tray is installed in such a way that the cable can be installed through the configuration of the hanger installed at the lower end of the ceiling so that the cable tray can be conveniently combined with the hanger installed on the ceiling as in the document (1).

At this time, conventionally, as in the document (2), a cable tray fixing device capable of fixing the cable tray to the upper part of the hanger installed on the ceiling has been proposed, the cable tray to the upper part of the hanger through the configuration of the cable tray fixing device as described above Will be installed.

However, the conventional cable tray such as document (1) has a problem that when the cable is laid in the upper part of the cable tray, the position of the cable tray located in the upper part of the hanger is changed according to the change in the weight and the installation form of the cable tray. There could be damage to the cable tray, as well as a problem that can damage the cable laid on top of the cable tray.

In addition, when the cable tray is fixed to the upper part of the hanger through the cable tray fixing device such as document (2), the hanger and the cable tray can be fixed, but it is difficult to easily adjust the coupling position of the hanger and the cable tray. There was a problem that it is difficult to maintain the bonding force of the hanger and the cable tray even after the cable is laid, there is a problem that the installation position of the cable tray can be changed.

In addition, the conventional cable tray fixing device is difficult to install and easily change the position of the cable tray after the hanger and the cable tray is combined, it is difficult to change the installation position of the cable tray to achieve use There was a problem.

(1) Republic of Korea registration practical registration number 20-2003-00960 (January 2, 2003) (2) Korean Unexamined Patent Publication No. 10-2016-0128255

The present invention has been made to solve the above problems, the object of the present invention is as follows.

First, the cable trays for laying cables can be installed easily and quickly on the hanger.

Second, through the configuration of the fixing member, the support frame, the flow member coupled to the coupling body to increase the fastening force with the hanger.

Third, by configuring the sliding movement along the forming direction of the hanger in a state in which it is coupled to the hanger, it is possible to change the installation position of the cable tray installed on the hanger and achieve easy use.

Fourth, even if it is necessary to change the installation position of the cable tray coupled to the hanger, it is possible to easily change the installation position of the cable tray, thereby preventing unnecessary re-installation costs or work costs to increase and to obtain an overall cost reduction effect. .

Fifth, even if any one of the configuration is damaged during installation and use can be used to replace only the damaged part, to prevent unnecessary cost increase due to maintenance, maintenance and to achieve a stable use.

In order to achieve the above object, the present invention, in the cable tray fixing device for fixing the cable tray to the hanger is installed on the lower end of the ceiling, the lower and front, the rear and the rear of the rectangular box shape, fastening having a screw thread on the upper surface The ball is formed, the coupling body is formed in the left and the right side through holes are formed in the inner center and slidably coupled to the inside of the hanger is installed on the lower end of the ceiling, and the disk-shaped contact plate corresponding to the coupling groove and It is provided to protrude to one side of the contact plate and the end is composed of a fastening bar provided with a screw thread, the spring is coupled to surround the fastening bar, the fastening bar is inserted into the through hole is installed facing the left and right sides of the coupling body Fixing member and a rectangular plate shape, the inner hole is formed with a fixing hole to which the fastening bar is coupled, On the upper end of the other side facing the fixing hole is formed an inclined surface to form a downward slope in the direction of the fastening bar in the direction of the contact plate and the support frame coupled to the end of the fastening bar and the contact surface corresponding to the inclined surface A box shape formed on the outer edge, the upper surface is formed in the close contact groove corresponding to the fastening hole is formed in the close contact with the inclined surface of the support frame, the flow member and the coupling hole having a screw thread in the position corresponding to the fastening hole is formed An upper surface of the hanger according to the adjustment of the bolt is inserted into the coupling hole consisting of a contact plate, a connecting plate bent upwardly extending from the end of the contact plate, and a pressure plate extending in the horizontal direction from the end of the connecting plate It can be configured to include a support that is coupled to wrap around the contact portion of the cable tray that is placed on.

At this time, the inclined surface is further formed with a guide groove which is formed in the vertical direction, the contact surface may be configured to be further provided with a guide projection inserted into the guide groove guide.

In addition, a plurality of fixing grooves may be further formed on an upper surface of the coupling body, and a plurality of fixing protrusions inserted into the fixing grooves may be further provided on the lower surface of the contact plate.

The present invention as described above can obtain the following effects.

First, the cable trays for laying cables can be installed in the hanger easily and quickly.

Second, through the configuration of the fixing member, the support frame, the flow member coupled to the coupling body can increase the fastening force with the hanger.

Third, by slidably moving along the forming direction of the hanger in a state in which it is coupled to the hanger, it is possible to achieve easy use by changing the installation position of the cable tray installed on the hanger.

Fourth, even if you want to change the installation position of the cable tray coupled to the hanger by making it easy to change the installation position of the cable tray, it is possible to prevent unnecessary re-installation cost or increase in work costs and to obtain an overall cost reduction effect.

Fifth, even if any one of the configuration is damaged during installation and use can be used to replace only the damaged parts, preventing unnecessary costs due to maintenance, repair and achieve stable use.

1 is an exploded perspective view showing a coupling state of the cable tray fixing device of the present inventors.
Figure 2 is a perspective view of the combination of the present inventors building cable tray fixing device.
Figure 3 is a front sectional view showing a coupling state of the present invention building cable tray fixing device.
Figure 4 is a front sectional view showing a state in which the cable tray fixing device for construction of the inventor is coupled to the hanger.
Figure 5 is a front sectional view showing a state in which the inventors of the cable tray fixing device for the present invention is coupled to the hanger to operate.
Figure 6 is a partial cutaway side cross-sectional view showing a state in which the building cable tray fixing device according to the invention coupled to connect the hanger and the cable tray.

The terms or words used in this specification and claims are not to be construed as being limited to the common or dictionary meanings, but the inventors will appropriately define the concept of terms in order to best describe their own invention. Can be interpreted as meanings and concepts corresponding to the technical spirit of the present invention.

In addition, the configuration shown in the embodiments and drawings described herein is only a preferred embodiment of the present invention, and does not represent all of the technical idea of the present invention, which can be replaced at the time of the present application It should be understood that there may be various equivalents and variations.

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

The present invention is a cable tray fixing device for fixing the cable tray (3) to the hanger (2) provided on the lower end of the ceiling, the lower and front, the rear and the rear of the rectangular box shape of the open, the upper thread (11a) A fastening hole 11 having a shape is formed, and coupling holes 12 formed in the inner center of the through hole 12a are formed at the left and right sides thereof to be slidable inside the cable tray 3 installed at the lower end of the ceiling. Coupled to the coupling body 10, the disk-shaped contact plate 21 corresponding to the coupling groove 12, and provided to protrude to one side of the contact plate 21, the end is provided with a screw thread (22a) It consists of a fastening bar 22 and a spring 23 coupled to surround the fastening bar 22, the fastening bar 22 is inserted into the through hole (12a), the left and right sides of the coupling body (10) Fixing member 20 which is elastically opposed to face and has a rectangular plate shape, the inner center of the A fastening hole 31 to which the fastening bar 22 is coupled is formed, and the upper end of the other side opposite to the fastening hole 31 is inclined downward in the direction of the fastening bar 22 in the direction of the contact plate 21. The inclined surface 32 to form a support frame 30 is coupled to face the end of the fastening bar 22 and the contact surface 41 corresponding to the inclined surface 32 is formed in a box shape formed on the outer edge The upper surface is formed with a close contact groove 42 corresponding to the fastening hole 11, the flow member 40 is installed in close contact with the inclined surface 32 of the support frame 30, the member 40, A contact plate 51 having a coupling hole 51a having a thread 51a-1 at a position corresponding to the fastening hole 11, and a connection plate that is bent and extended upward from an end of the contact plate 51 ( 52 and a pressing plate 53 extending in the horizontal direction from the end of the connecting plate 52 to be inserted into the coupling hole 51a. It comprises a support 50 is wrapped around the contact portion of the hanger (2) placed on the upper surface of the cable tray 3 according to the section.

As shown in FIGS. 1 to 3, the coupling body 10 is formed in a rectangular box shape with an open bottom and front and rear surfaces.

Such a shape is formed such that the rectangular plate is bent with respect to the center to form a '∩' shape.

In addition, the fastening hole 11 is formed on the upper surface of the coupling body 10, by forming a screw thread 11a inside the fastening hole 11, when the bolt (P) is coupled, the bolt (P) The screw threads of) are configured to engage with the screw threads 11a.

In addition, the coupling groove 12 is formed on the left and right sides of the coupling body 10, as shown in Figures 1 and 2, the through hole 12a is formed in the inner center.

This configuration is intended to be coupled to the left and right sides of the coupling body 10 is fastened to the coupling member 12 to be described in detail below.

In addition, the coupling body 10 is slidably coupled to the inside of the cable tray 3 is installed on the lower end of the ceiling, as shown in Figure 4 to 6, for this purpose, the cable tray 3 is located inside A cable tray in the shape of a '∪' with a groove is used.

The configuration of the cable tray 3 as described above is the same as the conventional cable tray 3 and its function and configuration as described in the prior art document 2 of the present invention, a detailed description thereof will be omitted.

In addition, the fixing member 20 is elastically installed to face the left and right portions of the coupling body 10, as shown in Figures 1 to 4, for this purpose, the fixing member 20 is the coupling groove The contact plate 21 is formed to be inserted into the (12), and the fastening bar 22 is provided to protrude to one side of the contact plate 21 is inserted into the through-hole 12a of the coupling body 10 and It is composed of a spring 23 coupled to surround the fastening bar 22.

The close contact plate 21 is formed in the shape of a disc, as shown in Figure 1, when the fastening bar 22 is inserted into the through hole 12a of the coupling body 10, the coupling of the coupling body 10 3 and 4, the groove 12 is configured to achieve an inserted state.

As described above, the fastening bar 22 is configured to have a bar shape that is coupled to the through hole 12a of the fastening body 10.

In addition, the spring 23 is coupled to surround the fastening bar 22, when the end of the fastening bar 22 is coupled to the support frame 30 to be described in detail below, shown in Figures 3 and 4 As described above, the inner side of the coupling body 10 to which the fastening bar 22 is coupled is coupled to be positioned between the inner surface of the coupling body 10 to which the coupling bar 22 is coupled and the support frame 30. An elastic force is formed between the support frames 30.

In addition, the support frame 30 is formed in a rectangular plate shape, as shown in Figs. 1 to 5, the fixing hole 31 is formed in the inner center portion where the fastening bar 22 is coupled to the The end of the fastening bar 22 is formed to form an easy coupling, the upper end of the other side corresponding to the fixing hole 31 inclined downward in the direction of the fastening bar 22 in the direction of the contact plate 21. The inclined surface 32 which forms this structure is formed.

This configuration is the end of the fastening bar 22 is fitted into the fixing hole 31 of the support frame 30, or the thread 22a formed in the fastening bar 22 and the screw thread formed in the fixing hole 31; It is configured to be fastened, the end of the fastening bar 22 coupled to the through-hole 12a of the coupling body 10 as shown in Figs. 3 and 4 inside the coupling body 10, the support frame 30 It is to be configured to be firmly coupled to the fixing hole (31).

That is, the fastening bar 22 is moved along the through hole 12a to move the support frame 30 coupled to the end of the fastening bar 22 in the horizontal direction, and the support frame 30 As shown in FIG. 5, when the movement is made in the horizontal direction, the fastening bar 22 is configured to move according to the movement of the support frame 30.

In addition, through the configuration of the spring 23 is coupled to surround the fastening bar 22, the support frame 30 is coupled to the fastening bar 22 is a spring 23, one end of which is in close contact with the inner side of the coupling body (10). When the support frame 30 is horizontally moved in accordance with the movement of the flow member 40 coupled to the upper portion of the support frame 30, as shown in FIG. Even when the pressure transmitted from the flow member 40 is released, the support frame 30 can be returned to its original position as shown in FIG. 3 by using the elastic force of the spring 23.

In addition, the flow member 40 is formed by the contact surface 41 corresponding to the inclined surface 31 of the support frame 30 is formed in the outer edge portion, the upper surface of the coupling hole (10) of the coupling body ( 11 is formed by the close contact groove 42 is in close contact with the end of the bolt (P) is inserted.

To describe this configuration in more detail, the flow member 40 is to be installed so that the close contact groove 42 is located at the bottom of the fastening hole 11 of the coupling body 10, the contact surface 41 formed on the outer edge portion. 3 to 5, it is installed to be in close contact with the inclined surface 32 of the support frame 30.

That is, as shown in Figures 3 to 5, the inclined surface of the support frame 30 to the coupling position of the support frame 30 which is located facing the inside of the coupling body 10 through the fixing member 20. The end face of the flow member 40 has an end portion of the bolt P inserted into the fastening hole 11 of the coupling body 10 by being fitted to the close contact surface 41 of the flow member 41. In the case of applying pressure to the contact groove 42, as shown in FIG. 5, the flow member 40 is moved downward, and the support frame 30 is opposed to each other in accordance with the movement of the flow member 40. And the movement is achieved, and as a result, as the fixing member 20 is moved correspondingly, the contact plate 21 constituting the fixing member 20 is separated from the coupling groove 12 so as to separate the cable tray 3. It is firmly fixed to the inner surface of the).

According to this configuration, it is possible to achieve a state in which the coupling body 10 is more firmly fixed inside the cable tray (3).

In addition, the support 50 is coupled to the upper portion of the coupling body 10 to surround the contact portion of the hanger (2) placed on the upper surface of the cable tray (3).

As shown in FIGS. 1 to 6, the supporter 50 may include an adhesive plate 51 having a coupling hole 51a having a thread 51a-1 at a position corresponding to the fastening hole 11, and The connecting plate 52 is bent and extended in the upward direction at the end of the contact plate 51, and the pressing plate 53 extending in the horizontal direction at the end of the connecting plate 52.

This, by fastening the bolt (P) to the coupling hole 51 of the contact plate 51 is coupled to be inserted into the fastening hole 11 of the coupling body 10, as shown in Figure 6, the contact plate 51 In the case where the cable tray 3 is inserted and positioned between the coupling body 10 and the coupling body 10, the cable tray 3 is firmly secured between the contact plate 51 and the coupling body 10 through the fastening force of the bolt P. And a hanger 2 located between the cable tray 3 and the pressure plate 53 between the cable tray 3 and the pressure plate 53 through the fastening force of the bolt P. It will be able to maintain a firmly coupled position.

In addition, as described above, even when the coupling is made as described above, the end of the bolt (P) inserted into the fastening hole 11 of the coupling body 10 to press the upper surface of the flow member 40, Figure 5 As shown in the figure, the contact plate 21 of the fixing member 20 is configured to be in close contact with the inner surface of the cable tray 3, the coupling body 10 for coupling the hanger (2) and the cable tray (3) And the coupling position of the support 50 will be able to be more firmly maintained.

In addition, the inclined surface 32 is further formed with a guide groove (32a) is formed in the vertical direction, the guide surface (41a) is inserted into the guide groove (32a) guided to the contact surface 41 is further It is provided and configured.

In this configuration, as shown in FIG. 5, even when the contact surface 41 moves along the inclined surface 32, the guide protrusion 41a is inserted into the guide groove 32a so that the movement is performed. It is configured to prevent the coupling of the support frame 30 and the flow member 40 is easily separated, the flow member 40 is configured to make the easy movement along the inclined surface 32 of the support frame 30. .

In addition, a plurality of fixing grooves 13 are further formed on the upper surface of the coupling body 10, and a plurality of fixing protrusions 51b inserted into the fixing grooves 13 on the lower surface of the contact plate 51. By being further provided, the support 50 is coupled to the upper surface of the coupling body 10 to achieve a more rigid coupling on the upper surface of the coupling body 10, the coupling position of the support 50 is changed It prevents the hanger 2 is located between the upper surface of the coupling body 10 and the pressing plate 53 of the support 50 will be able to more firmly coupled to the upper surface of the cable tray (3).

While the invention has been shown and described with respect to particular embodiments, it is to be understood that various changes and modifications can be made in the art without departing from the spirit or scope of the invention as provided by the following claims. It will be obvious to those of ordinary skill.

2: hanger 3: cable tray
10: coupling body 11: fastener
11a, 22a, 51a-1 12: coupling groove
12a: through hole 13: fixing groove
20: fixing member 21: contact plate
22: fastening bar 23: spring
30: support frame 31: fixing hole
32: slope 32a: guide groove
40: flow member 41: contact surface
42: contact groove 41a: guide projection
50: support 51: contact plate
51a: coupling hole 51b: fixing protrusion
52: connecting plate 53: pressure plate
P: bolt

Claims (3)

In the cable tray fixing device for fixing the cable tray (3) to the hanger (2) installed on the lower end of the ceiling,
The bottom and front and the back of the rectangular box shape, the fastening hole 11 having a thread (11a) is formed on the upper surface, the through hole (12a) in the left and right side coupling grooves 12 formed in the inner center Is formed and the coupling body 10 is slidably coupled to the inside of the cable tray (3) is installed on the bottom of the ceiling,
The disk-shaped contact plate 21 corresponding to the coupling groove 12, the fastening bar 22 is provided to protrude to one side of the contact plate 21, the end 22 is provided with a screw thread 22a, and the fastening It is composed of a spring 23 is coupled to surround the bar 22 is fastening bar 22 is inserted into the through hole (12a) fixed member which is elastically installed facing the left and right portions of the coupling body (10) ( 20) with,
In the shape of a rectangular plate, a fixing hole 31 to which the fastening bar 22 is coupled is formed at the inner center, and an upper end of the other side facing the fixing hole 31 in the direction of the contact plate 21. An inclined surface 32 which is inclined downward in the direction of the fastening bar 22, and is coupled to the support frame 30 facing the end of the fastening bar 22;
The contact surface 41 corresponding to the inclined surface 32 has a box shape formed at an outer edge thereof, and an upper contact surface 42 corresponding to the fastening hole 11 is formed on the upper surface to form an inclined surface of the support frame 30. 32 is a flow member 40 which is installed in close contact with the surface 41,
A contact plate 51 having a coupling hole 51a having a thread 51a-1 at a position corresponding to the fastening hole 11, and a connection plate that is bent and extended upward from an end of the contact plate 51; And a pressing plate 53 extending in a horizontal direction from an end of the connecting plate 52 to adjust the bolt P inserted into the coupling hole 51a of the cable tray 3. The cable tray fixing device for building, characterized in that it comprises a support (50) is wrapped around the contact portion of the hanger (2) placed on the upper surface.
The method of claim 1,
The inclined surface 32 is further formed with a guide groove (32a) formed in the vertical direction,
The close contact surface 41 is a cable tray fixing device for building, characterized in that the guide protrusion 41a is inserted into the guide groove (32a) is further provided.
The method of claim 1,
A plurality of fixing grooves 13 are further formed on the upper surface of the coupling body 10,
The lower surface of the contact plate 51 is a cable tray fixing device for building, characterized in that a plurality of fixing projections (51b) which is inserted into the fixing groove (13) is further provided.

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