KR20110004556A - Up and down adjustment device of elbow for sprinkler head - Google Patents

Abstract

PURPOSE: An elbow elevation adjustment device for a sprinkler head is provided, which can shorten operation process and time for adjustment of height of an elbow. CONSTITUTION: An elbow elevation adjustment device for a sprinkler head comprises: a fixed bracket(13) fixed to the ceiling of a building; an elbow(16) which is combined with the fixed bracket to be slid and in which a water pipe supplying fire-extinguishing water and a sprinkler head are combined; a movable bracket(17) in which an elbow is fixed; and a height adjustment tool of a rod-shape in which a bent portion(20) is formed.

Description

Elbow elevating adjustment device for sprinkler head {up and down adjustment device of elbow for sprinkler head}

The present invention, when installing a fire extinguishing sprinkler on the ceiling of the building, such as apartments, bills, etc., a sprinkler to easily adjust the height of the elbow coupled to the water supply pipe and the sprinkler head for supplying the extinguishing water in a one-touch manner. An elbow elevating adjustment device for a head.

More specifically, the sliding bracket is coupled to the fixed bracket fixed to the slab of the building, the height of the movable bracket to which the elbow is fixed can be adjusted by one-touch operation with respect to the fixed bracket, connected to the water supply pipe for supplying the digestive water An elbow elevating adjustment device for a sprinkler head, which makes it easy to adjust the elbow height.

At this time, the height of the ceiling of the building (vertical height from the slab to the ceiling panel, about 200 to 250mm in the case of the apartment) is different depending on the construction company, in order to adjust the height of the elbow to which the sprinkler head is fixed, The lifting bracket adjusts the moving bracket relative to the fixed bracket.

In apartments such as apartments, sprinklers are installed on the lower floors so that when the temperature set by the fire is detected, it is automatically activated to sprinkle water at a high pressure to extinguish the fire early. Sprinklers installed in each generation is automatically activated when a high temperature due to a fire is detected by a temperature sensor installed at a predetermined position of the ceiling panel to sprinkle with high pressure to extinguish the fire.

The elbow elevating adjustment device for the sprinkler head according to the prior art shown in FIG.

A flexible branch pipe (1) fixed to the bottom of the slab (9) of the building and branched to a main water supply pipe (not shown) for supplying digestive water,

An elbow 4 coupled to the branch pipe 1 and to which the sprinkler head 3 supported by the ceiling panel 2 is coupled;

The guide plate 5 fixed to the outer surface of the elbow 4, the bracket 6 fixed to the slab 9 as the fastening member 10, and the intermediate side are screwed to the guide plate 5, and the bracket ( 6) is rotatably coupled to the upper end, and has a height adjusting device (8) including a height adjusting rod (7) for adjusting the height of the elbow (4) by elevating the guide plate (5) in accordance with the rotation direction. .

Therefore, even when the ceiling height (H) of the building is constructed differently according to the construction company, it is possible to adjust the height of the elbow (4) installed in the interior of the ceiling panel (2) by the height adjustment device (8). have.

In the conventional elbow elevating device for sprinkler head, the number of corresponding parts forming the height adjusting device 8 for adjusting the height of the elbow 4 to which the aforementioned branch pipe 1 and the sprinkler head 3 are coupled is increased. This increases the cost of manufacturing them, there is a problem that the workability of installing the sprinkler is inferior.

On the other hand, "Spring Cooler Fixing Device" is published in patent application No. 2007-93656. The sprinkler fixing device includes a fixed bracket fixed to the ceiling, a movable bracket provided with a second protrusion to be coupled to the first protrusion formed on the fixed bracket, which is slidable up and down in the fixed bracket, and the fixed bracket and the movable bracket. The locking bolt is provided with an auxiliary arm. As a result, the user pulls the wire fixed to the auxiliary arm to loosen or fasten the locking bolt only by rotating the auxiliary arm, thereby enabling the height adjustment of the movable bracket to fix the sprinkler head or the pipe.

At this time, when the user pulls the wire fixed to the auxiliary arm under the ceiling panel to adjust the height of the movable bracket, the locking bolt for fastening the first protrusion formed on the fixing bracket and the second protrusion formed on the movable bracket so as to correspond thereto. It does not easily relax or tighten. This increases the working time for adjusting the height of the movable bracket even in the case of an experienced worker to install the sprinkler, there is a problem that the workability and practicality of installing the sprinkler is inferior.

Embodiment of the present invention, the height of the movable bracket which is slidably coupled to the fixed bracket fixed to the slab of the building can be adjusted by one touch operation, so as to shorten the working time, work process to adjust the height of the elbow One elbow lift adjuster for a sprinkler head.

Embodiment of the present invention is related to the elbow elevating adjustment device for sprinkler head to reduce the cost of manufacturing by reducing the number of parts due to the simplified structure of the elevating device for adjusting the height of the elbow, and to improve workability do.

Elbow elevating adjustment device for a sprinkler head according to an embodiment of the present invention,

Sprinkler head elbow having a fixed bracket fixed to the ceiling inside the building, and a sliding bracket coupled to the fixed bracket slidably movable, the elbow is fixed to the water supply pipe for supplying the digestive water and the sprinkler head respectively. In the lift adjusting device,

The upper and lower ends of the movable bracket are rotatably coupled to the upper and lower ends, respectively, and include a bar-shaped height adjusting tool for forming a pressing bent portion.

After adjusting the height of the moving bracket with respect to the fixed bracket, the pressing bent portion is pressed against the inner surface of the moving bracket during rotation of the height adjustment sphere to fix the flow in the vertical direction of the moving bracket.

Elbow elevating adjustment device for a sprinkler head according to another embodiment of the present invention,

Sprinkler head elbow having a fixed bracket fixed to the ceiling inside the building, and a sliding bracket coupled to the fixed bracket slidably movable, the elbow is fixed to the water supply pipe for supplying the digestive water and the sprinkler head respectively. In the lift adjusting device,

A fixing piece fixed to an inner side of the moving bracket and having a through hole formed therein;

The lower end protrudes to the outside of the lower bent portion of the moving bracket, the upper end is rotatably supported by passing through the through hole of the fixing piece, and includes a rod-shaped height adjusting opening formed with a pressing bent portion at the upper end,

After adjusting the height of the movable bracket with respect to the fixed bracket, the bending portion for pressing during the rotation of the height adjustment sphere is pressed to the inner surface of the movable bracket to fix the flow in the vertical direction of the movable bracket.

According to a preferred embodiment, a recess corresponding to the driver shape is formed at the lower end of the height adjusting tool so that the above-mentioned height adjusting tool can be rotated by the driver.

It is formed on the inner surface of the fixed bracket facing the height adjustment sphere described above, and includes a stopper uneven portion for preventing the sliding of the pressing bent portion when pressing the inner surface of the fixed bracket by the pressure bending portion to prevent the movement of the moving bracket. do.

A hexagon nut part is formed at the lower end of the height adjusting tool so that the height adjusting tool can be rotated by the spanner.

It is formed on the inner surface of the above-described moving bracket, and provided with a stopper for preventing the pressing bent portion is rotated out of a set angle when the height adjustment tool is rotated.

The compression molding portion is formed at the end of the pressing bent portion to increase the contact area thereof so as to prevent the sliding of the pressing bending portion when the inner side of the fixing bracket is pressed by the pressing bending portion described above.

Sprinkler head elbow elevating adjustment apparatus according to an embodiment of the present invention configured as described above has the following advantages.

The height of the movable bracket that is slidably coupled to the fixed bracket fixed to the slab of the building can be adjusted by one-touch operation, thereby reducing the work time for adjusting the height of the elbow to which the water supply pipe and the sprinkler head are coupled.

In addition, due to the simplified structure of the elevating device for adjusting the height of the elbow, it is possible to reduce the number of parts, reduce the cost of manufacturing them, and improve the workability of installing the sprinkler.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, which are intended to describe in detail enough to enable those skilled in the art to easily practice the invention, and therefore It does not mean that the technical spirit and scope of the present invention is limited.

Elbow elevating adjustment device for a sprinkler head according to an embodiment of the present invention shown in Figure 2 and 3,

A fixed bracket (13) consisting of a first body (11) fixed to the ceiling inside the building and a second body (12) bent to the first body (11), and a sliding movement with respect to the fixed bracket (13) Combined, elbow elevating adjustment device for the sprinkler head having a moving bracket 17 is fixed to the elbow 16 is coupled to the water supply pipe 14 and the sprinkler head 15 to the inlet and outlet, respectively, to supply the digestion water To

The upper and lower ends of the movable bracket 17 are rotatably coupled to the upper bent part 17b and the lower bent part 17a, respectively, and a rod-shaped height adjusting tool 21 having a pressure bent part 20 is formed. including,

After adjusting the height of the movable bracket 17 with respect to the fixed bracket 13, the pressing bent portion 20 is pressed against the inner surface of the movable bracket 17 when the height adjusting tool 21 is rotated, and the movable bracket 17 It is fixed to prevent the flow in the vertical direction of).

At this time, the groove 22 corresponding to the driver shape is formed at the lower end of the height adjustment opening 21 so that the above-described height adjustment opening 21 can be rotated by the driver.

The hexagon nut part is formed in the lower end of the height adjusting tool 21 so that the above-mentioned height adjusting tool 21 can be rotated by a tool, such as a spanner.

It is formed on the inner surface of the above-described moving bracket 17, and provided with a stopper 19 to prevent the pressing bent portion 20 is rotated out of the set angle during the rotation of the height adjustment opening (21).

Hereinafter, with reference to the accompanying drawings an example of the use of the elbow elevating adjustment device for a sprinkler head according to an embodiment of the present invention will be described in detail.

As shown in FIG. 3, the first bolt is formed by inserting a large hole formed in the first body 11 of the fixing bracket 13 to the anchor bolt 29 fixed to the ceiling (referring to the slab) inside the building. (11) moved to position in the long hole (11a), and then fasten the nut to the anchor bolt 29 to fix the fixing bracket 13 to the ceiling. At this time, by the embossing 17b formed on the outer surface of the first body 11 to be in contact with the ceiling surface, even when an impact or the like occurs in the elevating adjusting device by the extinguishing water supplied to the elbow 16, the fixing bracket 13 Can be prevented from rotating.

According to the construction company of the building, the ceiling height H between the ceiling and the ceiling panel (the gypsum board is used) 30 is constructed differently. This arbitrarily adjusts the height of the elbow 16 to which the water supply pipe 14 and the sprinkler head 15 are coupled according to the ceiling height H.

When rotating by coupling a tool such as a screwdriver to the groove 22 formed at the bottom of the height adjustment sphere 21 protruding from the lower bent portion 17a of the moving bracket 17, the height adjustment sphere having a rod-shaped cross section ( The pressing bent portion 20 of 21 is separated from the inner surface of the fixing bracket 13.

That is, as the locking force of the bending portion 20 and the fixing bracket 13 of the height adjusting tool 21 is released, the height can be adjusted by sliding the moving bracket 17 with respect to the fixing bracket 13.

After adjusting the height of the moving bracket 17, when the driver and the like to rotate the groove 22 of the height adjustment sphere 21, the bending portion 20 formed in the height adjustment sphere 21 is a fixed bracket ( 13) is pressed on the inner side. At this time, when the worker rotates by applying excessive force to the height adjustment sphere 21, it is possible to prevent the pressing bent portion 20 to be rotated more than the set angle by the stopper 19 formed on the inner surface of the moving bracket 17. have.

As such, the fixing bracket 13 is fixed to the movable bracket 17 so as not to flow in the vertical direction, and thus the height of the elbow 16 can be adjusted.

As the sprinkler head 15 is coupled to the elbow 16 coupled to the through hole formed in the ceiling panel 30, the installation of the sprinkler is completed.

On the other hand, the movable bracket 17 which is slidably coupled to the fixed bracket 13 described above is separated from the fixed bracket 13 by a stopper pin (not shown) formed at the lower end of the fixed bracket 13. Can be prevented.

Sprinkler head elbow elevating adjustment apparatus according to another embodiment of the present invention shown in Figure 4 and 5,

A fixed bracket (13) consisting of a first body (11) fixed to the ceiling inside the building and a second body (12) bent to the first body (11), and a sliding movement with respect to the fixed bracket (13) Combined, elbow elevating adjustment device for the sprinkler head having a moving bracket 17 is fixed to the elbow 16 is coupled to the water supply pipe 14 and the sprinkler head 15 to the inlet and outlet, respectively, to supply the digestion water To

A fixing piece 24 fixed to an inner surface of the moving bracket 17 and having a through hole 23 formed therein;

The lower end protrudes to the outside of the lower bent part 17a of the moving bracket 17, and the upper end is rotatably supported by passing through the through hole 23 of the fixing piece 24, and the upper bent part 25 is pressed at the upper end. Including rod-shaped height adjustment hole 26 is formed,

After adjusting the height of the movable bracket 17 with respect to the fixed bracket 13, the pressing bent portion 25 is pressed against the inner surface of the movable bracket 17 when the height adjusting tool 26 is rotated, and the movable bracket 17 It is fixed to prevent the flow in the vertical direction of).

At this time, the groove 27 corresponding to the driver shape is formed at the lower end of the height adjustment opening 26 so that the above-described height adjustment opening 26 can be rotated by the driver.

The hexagon nut part is formed in the lower end of the height adjusting tool 26 so that the height adjusting tool 26 mentioned above may be rotated by a tool, such as a spanner.

The inner surface of the fixing bracket 13 is formed on the inner side of the fixing bracket 13 facing the height adjustment tool 26 described above, and is pressed by the bending portion 25 to prevent the movement of the moving bracket 17. And a stopper concave-convex portion 28 for preventing slipping of the pressure bending portion 25 during compression.

The contact area of the pressing bent portion 25 at the end of the pressing bent portion 25 to prevent slippage of the pressing bent portion 25 when the inner side of the fixing bracket 13 is pressed by the pressing bent portion 25 described above. The press-molded part 25a is formed to increase the pressure.

At this time, the fixing piece 14 is fixed to the inner surface of the above-described moving bracket 17 and the through hole 23 is formed, and is fixed by the bending portion 25 coupled to the through hole 14 and formed at the upper end. Except for the height adjuster 26, which prevents the movement of the moving bracket 17 by being pressed against the inner surface of the bracket 13, the configuration of the elbow elevating adjustment device for the sprinkler head according to an embodiment of the present invention and Since they are substantially the same, detailed descriptions of their construction and operation are omitted, and overlapping reference numerals are denoted by the same.

Hereinafter, a use example of the elbow elevating adjustment device for a sprinkler head according to another embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 5, when a tool such as a driver is rotated in the groove 27 formed at the lower end of the height adjusting opening 26 protruding to the outside of the lower bent portion 17a of the above-described moving bracket 17. , Pressing portion 25 formed on the upper end of the height adjustment sphere 26 is pressed on the inner surface of the fixing bracket (13). Therefore, the movable bracket 17 can be fixed to the fixing bracket 13.

At this time, the pressing bent portion 25 is in contact with the stopper uneven portion 28 formed in the longitudinal direction in the center on the inner surface of the fixing bracket 13, it is possible to prevent the sliding of the pressing bent portion 25. . Because of this, it can be prevented from flowing in the vertical direction of the moving bracket 17 with respect to the fixed bracket (13).

In addition, by the press-molded portion 25a formed at the end of the above-described pressing bent portion 25, the contact area of the pressing bent portion 25 in frictional contact with the inner surface of the fixing bracket 13 is increased. As a result, the clamping force for fixing the movable bracket 17 to the fixed bracket 13 can be increased.

1 is a schematic view of an elbow elevating adjustment device for a sprinkler head according to the prior art,

Figure 2 is a perspective view of the elbow elevating adjustment device for a sprinkler head according to an embodiment of the present invention,

Figure 3 is a state of use of the elbow elevating adjustment device for a sprinkler head according to an embodiment of the present invention,

Figure 4 is a perspective view of the elbow elevating adjustment device for a sprinkler head according to another embodiment of the present invention,

5 is a state diagram used in the elbow elevating adjustment device for a sprinkler head according to another embodiment of the present invention.

* Explanation of symbols used in the main part of the drawing

11; First body

12; Second body

13; Fixed Bracket

14; feed pipe

15; Sprinkler head

16; Elbow

17; Moving Bracket

19; stopper

20,25; Pressing bend

21,26; Height adjustment

22,27; Groove

23; Through hole

24; Fixed piece

28; Uneven part for stopper

Claims (9)

For the sprinkler head having a fixed bracket fixed to the ceiling inside the building, the movable bracket is coupled to the fixed bracket, the movable bracket to which the water supply pipe for supplying the digestive water and the sprinkler head to which the sprinkler head is coupled, respectively. In elbow lift adjustment: The upper and lower ends of the movable bracket and the upper and lower bent portions are respectively rotatably coupled to each other, and include a bar-shaped height adjusting tool in which a bending portion for pressing is formed. After adjusting the height of the movable bracket with respect to the fixing bracket, the pressing bent portion is pressed to the inner surface of the movable bracket when the height adjustment sphere is rotated to fix the flow in the vertical direction of the movable bracket. Elbow elevating device for sprinkler head. The elbow elevating adjustment device for a sprinkler head according to claim 1, wherein a recess corresponding to a driver shape is formed at a lower end of the height adjusting tool so that the height adjusting tool can be rotated by a driver. 2. The elbow elevating adjusting device for sprinkler head according to claim 1, wherein a hexagon nut part is formed at a lower end of the height adjusting tool so that the height adjusting tool can be rotated by a spanner. The sprinkler according to claim 2 or 3, further comprising: a stopper formed on an inner surface of the moving bracket, and having a stopper to prevent the pressing bent portion from being rotated out of a set angle when the height adjusting tool is rotated. Elbow lift adjustment for the head. For the sprinkler head having a fixed bracket fixed to the ceiling inside the building, the movable bracket is coupled to the fixed bracket, the movable bracket to which the water supply pipe for supplying the digestive water and the sprinkler head to which the sprinkler head is coupled, respectively. In elbow lift adjustment: A fixing piece fixed to an inner surface of the moving bracket and having a through hole formed therein; And The lower end protrudes to the outside of the lower bent portion of the moving bracket, the upper end is rotatably supported by passing through the through-hole of the fixing piece, and includes a rod-shaped height adjusting opening formed with a pressing bent portion on the upper end, After adjusting the height of the movable bracket with respect to the fixing bracket, the pressing bent portion is pressed to the inner surface of the movable bracket when the height adjustment sphere is rotated to fix the flow in the vertical direction of the movable bracket. Elbow elevating device for sprinkler head. The stopper uneven portion of claim 5, wherein the stopper is formed on an inner surface of the fixing bracket opposite to the height adjusting tool, and prevents slipping of the pressing bending portion when the inner surface of the fixing bracket is pressed by the pressing bending portion. Elbow elevating adjustment device for a sprinkler head, characterized in that it comprises a. 7. The elbow elevating adjusting device for sprinkler head according to claim 6, wherein a groove corresponding to a driver shape is formed at a lower end of the height adjusting tool so that the height adjusting tool can be rotated by a driver. 7. The elbow elevating adjustment device for a sprinkler head according to claim 6, wherein a hexagon nut part is formed at a lower end of the height adjusting tool so that the height adjusting tool can be rotated by a spanner. The press molding according to claim 6, wherein the pressing bent portion increases the contact area at the end of the pressing bent portion so as to prevent slippage of the pressing bent portion when pressing the inner surface of the fixing bracket. Elbow elevating adjustment device for a sprinkler head, characterized in that the addition is formed.

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