KR20080097724A - Cable distribution box installed at ceiling in knockdown building - Google Patents

Abstract

A cable distribution box installed at a ceiling of a prefabricated building facilitates drawing-out of the cable and simplifies installation by separating a cable bundle into a cable strand and elastically supporting the cable wound around a winding unit. A fixing plate is fixed in a lower part of a slab. A connector of a disk shape is pivotally coupled in the center of the fixing plate. A cylindrical connection cap(30) has an opened lower part and is combined in the lower part of the connector. A cable distribution box(40) has an opened upper part and is screw-coupled with the connection cap. The cable distribution box separates the cable bundle into a cable strand and discharges the cable strand to the outside. A distribution unit is installed inside the cable distribution box and has a hollow cylindrical shape to separate the cable bundle into the cable strand. A plurality of winding units are pivotally installed in four sides of the cable distribution box and elastically supports the distributed cable by a spring while winding the distributed cable several times.

Description

Cable Distribution Box installed at Ceiling in Knockdown Building}

1 is a perspective view of a wire distribution box installed on the ceiling of a prefabricated building according to an embodiment of the present invention.

2 is an exploded perspective view showing the detailed structure of the wire distribution box according to an embodiment of the present invention.

3 is an exploded perspective view showing the detailed structure of the wire distribution box according to an embodiment of the present invention.

4 is a cross-sectional view of a wire distribution box according to an embodiment of the present invention installed in a building slab.

5 is a cross-sectional view showing a state in which a wire is distributed in a state where a wire distribution box according to an embodiment of the present invention is installed in a building slab.

6 is an exploded perspective view showing in detail the winding hole of the wire distribution box according to an embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

1: slab 2: ceiling

3: wall 4: wire bundle

5: wire 10: fixed plate

11: Retreat Home 12: Central Hall

13: Fixed bolt 20: End connector

21, 42: protrusion nut 22: groove

30: connection cap 31: protrusion bolt

32: Bolt part 33, 51: Inlet

40: Cable distribution 41: Nut part

43: bulkhead 44, 52: outlet

50: distributor 53: bolt part

60: winding 61: rod

62: flange 63: rotating shaft

64: tape spring 65: cylinder

430: groove 630,651: slot

631,652: Hooking hole accommodation hole 640: Inner locking door

641: outside latch 650: flange

The present invention relates to a wire distribution box installed in the ceiling of a prefabricated building to draw wires, and more particularly, to expand or reduce an indoor space by separating and drawing wires and elastically supporting each wire in a state of winding. When the position of the mechanism to which the wire is connected by the movement of the wall according to the wire distribution box is installed on the ceiling of the prefabricated building that can easily adjust the withdrawal length.

Prefabricated buildings have short construction periods and low loads in the construction of buildings for various purposes such as office buildings or general residential buildings, which can reduce the air or cost required for basic construction, and can be easily expanded or rebuilt. There is an advantage that can be dismantled and moved to other places, the demand is increasing, and the walls and ceilings that form the interior of the prefabricated building also consists of a panel structure that can be easily installed, moved and dismantled.

In such a prefabricated building, when wires are received from outside and distributed to each interior space, a distribution box is installed in a slab and the like and the wires are drawn out from each room. There was a problem that can not properly cope with the change in the indoor space by maintaining. That is, due to the nature of the prefabricated building, there is a problem in that wiring becomes difficult due to the limited length of the wires already wired when the installation location of the mechanism to which the wires are connected is changed when the indoor space is expanded or reduced.

Therefore, the technical problem of the present invention for solving the above problems is to pull out the wire bundle to the wire strand and withdraw the wire to the position of the mechanism installed on the ceiling by elastically supporting the wire wound in the winding hole a number of times Easy to install and easy to install, wire distribution box installed on the ceiling of prefabricated buildings that can easily adjust the outflow length even when the location of the equipment to be connected to the wire is changed by the movement of the wall according to the expansion or contraction of the interior space. To provide.

The present invention to solve the above technical problem,

A fixing plate having a circular accommodating groove formed at the center of the upper surface and a central hole formed at the center of the accommodating groove, the fixing plate being fixed to the slab lower surface;

A disk-shaped connector having a protruding nut formed at the center of the lower surface and a groove formed at the upper surface thereof, the protruding nut being rotatably inserted into the receiving groove while passing through the central hole;

It has a protrusion bolt formed in the center of the upper surface, a bolt portion formed in the lower outer peripheral surface, and an inlet formed on one side of the outer peripheral surface so that the wire bundle is introduced, the lower part is coupled to the connector by screwing the protrusion bolt with the protrusion nut Cylindrical connecting caps;

A nut portion formed on the upper inner circumferential surface, a protruding nut formed on the inner surface of the inner surface, a plurality of pairs of partition walls formed so that the pairs face each other, and a plurality of wire outlets radially penetrated from the inner to the outer peripheral surface, The upper portion of the cylindrical wire distribution is coupled to the connecting cap by the nut portion is screwed with the bolt portion;

It has an inlet formed on the upper surface, a plurality of outlets formed on the side, and a bolt portion protruding to be screwed with the protruding nut at the bottom, the wire bundle installed in the wire distribution box and introduced into the upper portion of the plurality of wires An empty cylindrical distribution hole for separating and flowing out to a plurality of sides; And

A plurality of rods, a pair of flanges formed at both ends of each of the rods, a pair of rotary shafts protruding in the axial direction outside the respective flanges, and one end connected to the rotary shaft on one side and installed on the outer circumference thereof The tape spring is connected to the other end of the tape spring and is installed on one side of each pair of partitions and includes a plurality of cylinders for receiving the tape springs, and rotatably installed in the wire distribution box in the distribution port. A plurality of winding holes elastically supported in a rotational direction in a state in which each wire strand is leaked a plurality of times; Provides a wire distribution box that is installed on the ceiling of the prefabricated building.

Hereinafter, the wire distribution box installed in the ceiling of the prefabricated building according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a wire distribution box installed on the ceiling of a prefabricated building according to an embodiment of the present invention, Figures 2 and 3 are exploded to show the detailed structure of the wire distribution box according to an embodiment of the present invention Perspective view.

In particular, FIG. 2 includes a partially enlarged view showing an enlarged flange portion of a cylinder installed in a partition wall, and FIG. 3 includes a partially enlarged view showing an enlarged latch receiving hole and a slot formed in a rotating shaft. .

1 to 3, the wire distribution box installed on the ceiling of the prefabricated building according to an embodiment of the present invention, the fixing plate 10 is fixed to the lower surface of the slab (1) and the fixing plate 10 Disc-shaped connector 20 is rotatably coupled to the center of the lower portion is open and the cylindrical connection cap 30 is coupled to the lower portion of the connector 20, the upper portion is open and the connection cap ( 30 is a cylindrical wire distribution box (40) for separating the wire bundle (4) introduced into the screw thread 30 into each of the wires (5) strands and outflow to the outside, and installed in the wire distribution box (40) A plurality of empty cylindrical distribution ports 50 for separating the bundle 4 into strands of each electric wire 5 and the electric wires 5 rotatably installed in all directions in the electric wire distribution box 40 are distributed many times. It includes a plurality of winding holes (60) which are supported by a spring in the wound state.

In more detail, the fixing plate 10 is a rectangular plate material fixed to the lower surface of the slab 1, as shown in Figs. 2 and 3, the circular receiving groove 11 is formed in the center of the upper surface The center of the receiving groove 11 is formed with a circular central hole 12 penetrating up and down. The fixing plate 10 is fixed to the lower surface of the slab (1) by a plurality of fixing bolts (13).

In addition, the connector 20 is a disc-shaped member rotatably coupled to a central portion of the fixing plate 10, and a protruding nut 21 protrudes downward in the center of a lower surface thereof so that the protruding nut 21 is formed. ) Is rotatably inserted into the receiving groove (11) while passing through the central hole (12). In addition, the groove 22 is formed on the upper surface, which is a groove formed to easily rotate when the connection cap 30 is coupled to the lower portion.

Next, the connection cap 30 is a cylindrical member that is open at the bottom and screwed to the lower portion of the connector 20 to rotate together, and a protruding bolt 31 is formed at the center of the upper surface thereof. A bolt portion 32 is formed below the outer circumferential surface. Therefore, the protruding bolt 31 is connected to the connector 20 by being screwed with the protruding nut 21. In addition, the inlet 33 is formed at one side of the outer circumferential surface so that the wire bundle 4 is introduced from the outside.

Next, the wire distribution box 40 is open at the top and is screwed to the connection cap 30 to separate the bundle of wires (4) flowing into the inside of each wire (5) strands to flow out to the outside A nut part 41 is formed on the upper inner circumferential surface of the member, and the bolt part 32 of the connection cap 30 is screwed thereon, and a protruding nut 42 is formed at the center of the inner surface. The distribution port 50 is screwed. And, there are partitions 43 pairs are formed in all four sides, the partitions 43 of each pair are opposed to each other so that the winding hole 60 is rotatably installed therebetween.

In addition, the wire distribution box 40 is formed with a plurality of outlets 44 penetrating radially from the inside to the outer peripheral surface, the wire bundle 4 introduced into the inlet 33 of the connection cap 30 is separated Thereafter, it flows out through the outlet 44.

Next, the distribution port 50 is a hollow cylindrical member installed in the wire distribution box 40 to separate the wire bundle 4 into each wire 5 strands, the connection cap 30 on the upper surface Inlet 51 is formed in which the wire bundle (4) introduced into the inlet (33) of the) is formed, the side is provided with a plurality of outlets 52 through which the separated wire (5) flows out, The bolt portion 53 is formed to protrude so as to be screwed with the protruding nut 42 at the center of the wire distribution box 40.

The winding hole 60 is a plurality of members rotatably installed in all directions within the wire distribution box 40 and tangled in the rotation direction in a state in which the distributed wire 5 is wound a plurality of times. As follows.

6 is an exploded perspective view showing in detail the winding hole of the wire distribution box according to an embodiment of the present invention.

As can be seen in the figure, the winding hole 60 is a rod 61, a pair of flanges 62 formed at both ends thereof, and a rotating shaft 63 protruding in the axial direction on the outside of each of the flanges 62. The winding hole 60 formed as described above is rotatably installed horizontally between each opposing partition 43.

As shown in FIG. 3, one side of the rotating shaft 63 has a slot 630 formed on an outer circumferential surface thereof and a catching hole receiving hole 631 formed therein, which is formed along a longitudinal direction. Inner latch 640 of the) is to be inserted and fixed.

In addition, a tapered spring 64 is installed on the outer shaft circumference, and the tapered spring 64 is configured to elastically support the winding port 60 in a rotational direction, thereby restraining free rotation of the winding port 60. The wound wire 5 is prevented from loosening arbitrarily.

The tapered spring has an inner locking hole 640 formed at the center end and an outer locking hole 641 formed at the outer circumferential end thereof, so that the inner locking hole 640 is rotated as described above. The slot 630 is inserted into the receiving hole 631, and the outer locking hole 641 is coupled to the cylinder 65 below.

A cylinder 65 is inserted into one side of each pair of partition walls 43, and a flange 650 is formed at one end of the cylinder 65, and the cylinder 65 is fixed to the partition wall 43 with a screw. The cylinder 65 accommodates the rotation shaft 63 in which the tape spring 64 is installed. On the other hand, a groove 430 is formed at the other side of the partition 43 to accommodate the rotatable shaft 63 in which the tape spring 64 is not installed and rotatably supported.

The inner peripheral surface of the cylinder 65 is formed with a slot 651 and the locking hole receiving hole 652 along the longitudinal direction, as described above, the outer locking hole 641 of the tape spring 64 is inserted and fixed It is provided for. Therefore, the winding hole 60 is elastically supported in the rotational direction by the tape spring 64 in a state in which each wire 5 strands flowing out of the distribution port 50 are wound a plurality of times, so that the wire is arbitrarily released by any rotation. Will be prevented.

Referring to the operation of the wire distribution box installed in the ceiling of the prefabricated building according to an embodiment of the present invention configured as described above are as follows.

4 is a cross-sectional view of a wire distribution box according to an embodiment of the present invention installed in a building slab, and FIG. 5 is a view showing a wire distribution box according to an embodiment of the present invention installed in a building slab. It is sectional drawing which shows the state distributed.

As can be seen in the drawings, when the wire distribution box according to an embodiment of the present invention is installed on the ceiling of the prefabricated building, elastic support is supported by the tape spring 64 to the position of the fluorescent lamp 6 installed on the ceiling 2. Installation is easy by drawing out the wire 5 wound around the winding hole 60, and there is no fear of the wire 5 being entangled during installation, and by moving the wall 3 in accordance with the expansion or contraction of the interior space, the fluorescent lamp Even when the position of (6) is changed, the outflow length of the electric wire 5 can be easily adjusted so that the electric wire 5 can be supplied to an appropriate position in the changed indoor space.

According to the wire distribution box installed in the ceiling of the prefabricated building of the present invention as described above, the wire bundle is separated and pulled out by the wire strands and elastically supported in the state of being wound on the winding hole a plurality of times. It is easy to draw out to a location and is easy to install, and there is an effect of easily adjusting the outflow length even when the position of the mechanism to which the wire is connected by the movement of the wall according to the expansion or contraction of the indoor space.

Claims (1)

A fixed plate 10 having a circular accommodating groove 11 formed at the center of the upper surface and a central hole 12 formed at the center of the accommodating groove 11 and fixed to the lower surface of the slab 1; A protrusion nut 21 formed at the center of the lower surface and a groove 22 formed at the upper surface of the protrusion nut 21 are rotatably inserted into the receiving groove 11 while penetrating the center hole 12. Disc-shaped connector 20; Protruding bolt 31 formed in the center of the upper surface, bolt portion 32 formed on the lower outer peripheral surface, and the inlet 33 formed on one side of the outer peripheral surface so that the wire bundle 4 is introduced, the protruding bolt 31 is A cylindrical connection cap 30 having a lower portion coupled to the connector 20 by being screwed with the protruding nut 21 to be opened; A nut part 41 formed on the upper inner circumferential surface, a protruding nut 42 formed at the center of the inner surface, a plurality of pairs of partition walls 43 formed so as to face each other on all sides of the inside, and radially penetrated from the inner to the outer circumferential surface It is provided with a plurality of wire outlet port 44, the upper portion of the cylindrical wire distribution box 40 is coupled to the connection cap 30 by the nut portion 41 is screwed with the bolt portion 32; An inlet 51 formed on an upper surface, a plurality of outlets 52 formed on a side surface, and a bolt portion 53 protruding to be screwed with the protruding nut 42 at the lower side, the wire distribution box 40 A hollow cylindrical distribution port 50 installed inside the outlet to separate the wire bundle 4 flowing into the upper portion 4 into a plurality of wires 5 and outflowing to a plurality of side surfaces; And A plurality of rods 61, a pair of flanges 62 formed at both ends of the rods 61, a pair of rotation shafts 63 protruding in the axial direction outside the respective flanges 62, and one end The tapered spring 64 is connected to the rotary shaft 63 of the one side and is wound on the outer circumference thereof, and the other end of the tapered spring 64 is connected to and inserted into one side of each pair of partition walls 43. And a plurality of cylinders 65 for accommodating the tape springs 64 so as to be rotatably installed in the wire distribution box 40 so that the plurality of strands of the wires 5 discharged from the distribution ports 50 a plurality of times. A plurality of winding holes 60 elastically supported in a rotational direction in a wound state; Wire distribution box is installed on the ceiling of the prefabricated building.

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