KR101128257B1 - Sprinkler system assembled with a single unit of an elbow and a flexible joint for an apartment - Google Patents

Abstract

The present invention allows the flexible joint to be directly connected to the sprinkler head and the water supply pipe without the elbows and nipples and related parts for connecting and assembling the elbows and nipples to the flexible joints, thereby reducing the number of parts and fastening parts. The present invention relates to an elbow-integrated flexible joint sprinkler device for an apartment, so that the height of the sprinkler device can be easily adjusted even when the flexible joint is stretched.

The constitution includes an elbow shape 42 integrally formed on an extension line of one side of the middle corrugation 12, and an edge 43 formed at an end of the elbow shape 42 and the other end of the corrugation 12. An integral flexible joint 41; A sprinkler device (40) formed by coupling the sprinkler head (20) and the water supply pipe (50) to the end sides of the square (43) sides of the integrated flexible joint (41), respectively; The sprinkler device 40 is an independent hanger structure (59) for fixing the height adjustable to the apartment ceiling (51).

Sprinkler unit, Elbow integral flexible joint, Sprinkler head

Description

Sprinkler system assembled with a single unit of an elbow and a flexible joint for an apartment}

The present invention relates to a sprinkler device for an apartment, and more particularly, it is possible to directly connect the flexible joint to the sprinkler head and the water supply pipe without the elbows and nipples and related accessories for connecting and assembling the elbows and nipples to the flexible joints. The present invention relates to an elbow integrated flexible joint sprinkler device for an apartment, which enables to reduce the number of parts and fastening parts, and to easily adjust the height of the sprinkler device even when a flexible joint occurs.

In general, the sprinkler device for apartments is a fire fighting equipment for the initial suppression that is installed in a low ceiling building in the event of a fire, the valve closed by the temperature sensor installed in the sprinkler head automatically opens and sprays water.

The conventional sprinkler device 10 for an apartment, as shown in FIG. 1, is provided with a flexible joint 11, and elbows 16 and nipples 22 are provided at one side and the other side of the flexible joint 11. Is connected, the sprinkler head 20 is connected to the elbow 16 to form a sprinkler device 10, the "b" shaped plate bracket 25 is provided to secure the sprinkler device 10 to the ceiling .

The flexible joint 11 has a pleat 12 formed in the middle thereof, and a slip nut 14 is provided at both ends together with the plastic packing 13 and the O-ring 15.

The elbow 16 has an elliptical screw 17 formed at one end of the body bent at 90 degrees to be fastened to one side end of the flexible joint 11 by the slip nut 14, and the other end of the body. The square 18 is integrally formed, and an elbow female screw 19 is formed on the inner diameter side of the square 18. In addition, the elbow 16 is integrally formed with a protrusion 24 coupled to the "a" shaped plate bracket 25 to be described later in the middle corner of the bent, the protrusion 24 includes a protrusion female screw 27 do.

In addition, the sprinkler head 20 is a head male screw 21 which is fastened to the elbow female screw 19 formed on the inner diameter side of the square 18 of the elbow 16 is integrally formed at one end, the nipple 22 is The nipple male screw 23 is formed to be fastened to the other end of the flexible joint 11 by the slip nut 14.

In addition, the "a" shaped plate bracket 25 is formed with a slot 26 through which the anchor bolt 31 penetrates into the horizontal portion of the upper side to be fixed to the ceiling of the apartment, and the elbow 16 in the vertical portion. The vertical slots 26 through which the protrusions 24 are inserted are formed, and the end slots 28 are formed in the lowermost horizontal portions of the vertical parts.

In addition, a long axis screw 29 is provided to vertically penetrate the protruding portion 24 of the elbow 16 to be inserted into the end slot 28 of the "b" shaped plate bracket 25, the long axis The screw 29 is fastened to the bottom bolt 30.

Conventional apartment sprinkler device configured as described above, the "b" shaped plate bracket 25 is fastened to the apartment ceiling through the anchor bolt 31 through the upper side slot 26 of the "b" shaped plate bracket 25 of the apartment. It will be fixed to the ceiling.

Then, the elliptical screw 17 of the elbow 16 and the nipple male screw 23 of the nipple 22 are fastened and connected to both ends of the flexible joint 11 using the slip nut 14, wherein the flexible Between the joint 11 and the elbow 16 and between the nipple 22 and the flexible joint 11, the plastic packing 13 and the O-rings provided at both ends of the flexible joint 11 together with the slip nut 14. Sealing property is secured by (15).

Then, after fastening the head male screw 21 of the sprinkler head 20 to the elbow female screw 19 formed on the inner diameter side of the square 18 of the elbow 16, the protrusion 24 of the elbow 16 is “a”. Insert into the slot 26 formed perpendicular to the "shaped plate bracket 25," and then using the long shaft screw 29 to couple the protrusion 24 of the elbow 16 to the "a" shaped plate bracket 25 do.

At this time, the long axis screw 29 is to penetrate vertically through the protrusion 24 of the elbow 16 is coupled to the protrusion female screw 27 of the protrusion 24, the lower end of the long axis screw 29 "a "Through the bottom end slot 28 of the plate-shaped bracket 25 is fastened to the bolt 30 to be able to adjust the height of the sprinkler device 10 for the apartment by the tightening force of the bolt 30. Then, a water supply pipe (not shown) is fastened to the nipple male screw 23 formed at the other end of the nipple 22 to receive water for fire extinguishing.

However, these conventional apartment sprinkler devices require not only separate elbows and nipples for connecting the flexible joint to the sprinkler head and the water supply pipe, but also related accessories for connecting the elbows and nipples to the flexible joint and sprinkler head and nipple. Due to this, the number of parts and fastening parts are bound to increase.

This increase in the number of parts leads to an increase in labor and deterioration of workability for installing and assembling the sprinkler system on the ceiling of the apartment, as well as a delay in working time and a decrease in economic efficiency. In addition to the efficiency and the increase in overall weight, the structure for fixing the sprinkler system to the ceiling of the apartment must be made more rigid, which leads to the difficulty of work and the inconvenience and inconvenience of the work as well as the deformation behavior and vibration absorption. There was a problem.

In addition, as described above, when the number of fastening parts increases in proportion to the number of parts, there is a problem that it is difficult to increase the water pressure to improve the performance of fire suppression as well as the possibility of leakage and durability.

In addition, when the expansion and contraction of the flexible joint occurs, it is difficult to adjust the height of the sprinkler device for the apartment using a long axis screw because the protrusion of the elbow does not slide smoothly along the slot formed perpendicular to the "b" shaped plate bracket.

Accordingly, the present invention has been made to solve the conventional problems as described above, the object is to sprinkler the flexible joint without the elbows and nipples and the associated accessories for connecting and assembling the elbows and nipples to the flexible joint The present invention provides an apartment-type sprinkler device that can be directly connected to the head and the water supply pipe to reduce the number of parts and fastening parts, and to easily adjust the height of the sprinkler device even when the flexible joint is stretched.

In order to achieve the object of the present invention, the integral flexible joint formed integrally with the elbow shape on the extension line of one side of the middle wrinkles, the end of the elbow shape, and the other end of the corrugated body; A sprinkler device formed by coupling a sprinkler head and a water supply pipe to both side end portions of the integrated flexible joint, respectively; The sprinkler device is an independent hanger structure for fixing the height adjustable to the apartment ceiling; characterized in that consisting of.

In addition, the elbow shape is integrally formed on the extension line of one side of the middle wrinkles, the elbow integral flexible joint formed in the end portion of the elbow shape, and the other end of the wrinkles in the square; A sprinkler device formed by coupling a sprinkler head and a water supply pipe to both side end portions of the elbow integral flexible joint, respectively; The sprinkler device is an integrated hanger structure for fixing the height adjustable to the apartment ceiling; characterized in that consisting of.

In addition, the elbow shape is integrally formed on the extension line of one side of the middle wrinkles, the elbow integral flexible joint formed in the end portion of the elbow shape, and the other end of the wrinkles in the square; A sprinkler device formed by coupling a sprinkler head and a water supply pipe to both side end portions of the elbow integral flexible joint, respectively; Characterized in that consisting of; "S" shaped hanger structure for fixing the sprinkler device to the apartment ceiling height adjustable.

As described above, the present invention allows the flexible joint to be directly connected to the sprinkler head and the water supply pipe without elbows and nipples and related accessories for connecting and assembling the elbows and nipples to the flexible joints. By reducing the number of workers to install and assemble the sprinkler system on the ceiling of the apartment and improve the workability, the working time can be shortened and economic efficiency can be secured.

In addition, not only does it occupy a lot of installation space, but it can not only increase the efficiency of space utilization but also reduce the overall weight and improve the deformation behavior and vibration absorbing power as well as the simplicity of structure fabrication for fixing the sprinkler system to the ceiling of the apartment. Will also have.

In addition, the sprinkler system is easy to adjust the height of the sprinkler device even when the flexible joint occurs, and there is no difficulty in increasing the water pressure to improve the fire suppression performance as well as securing durability, and adjusting the height of the sprinkler device. This can be made easier, there is an advantage that can further increase the simplicity and efficiency of the operation.

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

2 is a partially cutaway perspective view showing a first embodiment of the present invention.

As shown in the present invention, the elbow integral flexible joint 41 is provided, and the inner diameter side of the head male screw 21 and the water supply pipe 50 of the sprinkler head 20 at both ends of the elbow integral flexible joint 41. The female screw formed in the direct connection to configure the sprinkler device 40, the sprinkler device 40 is configured to be fixed height adjustable to the apartment ceiling 51 by the independent hanger structure (59).

The elbow integral flexible joint 41 has an elbow shape 42, which is bent at 90 degrees, on one side extension line where the pleats 12 end, is integrally formed, and a plurality of squares 43 are formed on the extension line of the elbow shape 42. Is formed, and the connection female screw 46 having an outer circumferential groove 44 and an outer circumferential jaw 45 for fastening the head male screw 21 of the sprinkler head 20 on the inner diameter side of the square 43 is pressed. And joints by shrinkage, welding, and the like, are fastened to the female screws of the water supply pipe 50 at the outer diameter side of the other elbow integral flexible joint 41 of the connecting female screw 46, and at the same time, the inner circumferential groove 47 and the inner jaw ( A connecting male thread 49 having 48 is joined in the same manner as the connecting female thread 46.

In addition, the freestanding hanger structure 59 is composed of at least two or more hangers (58, 58 ') for adjusting the height while fixing the sprinkler device 40 to the apartment ceiling (51).

The hanger structures 58 and 58 'are all composed of "a" shaped long axes 57 and 57', triangular brackets 54 and 54 'and bands 52 and 52', and hanger structures 58 and 58 '. 'A'-shaped long axis (57, 57') is to vary the length of each other according to the height difference, the band 52 of one hanger structure 58 is the pleat 12 of the elbow integral flexible joint 41 Is connected between the elbow shape 42, and the band 52 ′ of the other hanger structure 58 ′ is connected to an end side of the elbow integral flexible joint 41 to which the sprinkler head 20 is connected.

The triangular brackets 54 and 54 'of the hanger structures 58 and 58' are connected between the "a" -shaped long axes 57 and 57 'and the bands 52 and 52', and the triangular brackets 54 and 54 ') and the bands 52, 52' are connected to the lower end of the triangular brackets 54, 54 'by the bolts 55 and nuts (b) on the band projections 53, 53' of the bands 52, 52 '. 56, and the upper end of the triangular bracket (54, 54 ') and the lower end of the "b" shaped long axis (57, 57') is made by the fastening of a pair of nuts (56).

The "a" shaped long axis (57, 57 ') is formed in the upper and lower ends of the slot 26 and the male thread respectively so that the anchor bolt 31 can be fastened to the ceiling 51 through the slot 26 , Is configured to fasten a pair of nuts 26 to the lower end male thread.

The connecting female thread 46 and the connecting male thread 49 joined to both inner and outer diameter sides of the elbow integral flexible joint 41 of the present invention configured as described above are the head male screw 21 and the water supply pipe 50 of the sprinkler head 20. It is directly connected to the female screw.

In addition, the pair of hanger structures 58 and 58 'constituting the independent hanger structure 59 is fixed to the ceiling 51 by fastening the anchor bolts 31 to the ceiling through the slots 26, The lower ends of the triangular brackets 54 and 54 'are bands which wrap the elbow shape 42 of the elbow integral flexible joint 41 and the tube outer diameter of the corrugation 12 by the fastening of the bolt 55 and the nut 56 ( Sprinkler device 40 by being connected to the band projection (53) of the 52, and the band projection (53 ') of the band 52' wrapped around the outer diameter side of the end portion of the elbow integral flexible joint 41 coupled to the sprinkler head 20 ) Can be fixed to the ceiling of the apartment.

Then, the height of the flat sprinkler device 40 by loosening or tightening a pair of nuts 26 connecting between the “a” shaped long axes 57 and 57 ′ and the triangular brackets 54 and 54 ′. It can be adjusted. That is, when the height of the sprinkler device 40 is further increased, the upper nut 56 is loosened and the lower nut 56 is tightened. When the height is further lowered, the lower nut 56 is loosened and the upper nut ( 56), it is possible to maintain the adjustment position by tightening the nut loosened when the height is adjusted.

3 is a partial cutaway front view of a second embodiment of the present invention.

As shown in the present invention, as in the first embodiment, the elbow integral flexible joint 41 is directly connected to the sprinkler head 20 and the water supply pipe 50, and both ends of the elbow integral flexible joint 41 are provided. The sprinkler head 20 and the water supply pipe 50 is coupled to form a sprinkler device 40, the sprinkler device 40 is the height adjustment to the apartment ceiling 51 by the independent hanger structure 59 It is configured to be fixed as possible.

By the way, the difference from the first embodiment of the present invention is that the connecting female screw 46 having the outer circumferential groove 44 and the outer jaw 45 at both ends of the elbow integral flexible joint 41 by pressing, shrinking, welding, or the like. By joining, the male screw of the sprinkler head 20 and the nipple 22 can be fastened.

In addition, a groove 61 is formed between the flange 60 of the sprinkler head 20 and the head male screw 21 to secure the sealing property between the elbow integral flexible joint 41 and the sprinkler head 20. The o-ring 15 or the packing 62 is to be inserted.

And the independent hanger structure 59 is composed of the "S" shaped hanger structure 63 and the "A" shaped long axis 57, the "S" shaped hanger structure 63 and "A" shaped long axis (57) Are all secured by fastening the anchor bolt 31 to the apartment ceiling 51 through the upper slot 26, and the lower ends of the "S" shaped hanger structure 63 and the "b" shaped long axis 57 are respectively elbows. A bent annular band 64 covering the outer diameter of the connecting female thread 46 of the integral flexible joint 41 and a band 52 wrapping the outer diameter of the tube between the corrugation 12 and the elbow 42 of the elbow integral flexible joint 41. ) Is configured to be connected by the long axis bolt 67 and the triangular bracket (54).

In more detail, the female thread is formed at the lower end of the “S” shaped hanger structure 63, and the bent annular portion 66 having a female screw perpendicular to the other side of the band protrusion 55 of the bent annular band 64 is formed. It is integrally formed and bent with the " S " hanger structure 63 by screwing the bent annular portion 66 of the bent annular band 64 and the female screw of the " S " hanger structure 63 vertically. The annular band 64 is connected to each other and at the same time it is configured to adjust the height of the sprinkler head 40, the sprinkler head 20 and the nipple 22 is fastened by the operation of the long shaft bolt (67).

The connection of the "a" female long axis 57 and the triangular bracket 54 and the triangular bracket 54 and the band 52 is similar to the first embodiment of the present invention, and the lower side male thread of the "a" female long axis 57. (A) penetrating the upper end of the triangular bracket (54) and a pair of nuts (56) on the upper and lower sides of the triangular bracket (54) is fastened to the male screw of the "a" magnetic long axis (57) by "a" female long axis (57) ) And the triangular bracket 54 are connected to each other, and the triangular bracket 54 and the band by fastening the lower end of the triangular bracket 54 to the band protrusion 53 of the band 52 with the bolt 55 and the nut 56. 52 is configured to be interconnected.

The present invention configured as described above is assembled by fastening the male screws of the sprinkler head 20 and the nipple 22 to the connecting female thread 46 joined to both ends of the elbow integral flexible joint 41, wherein the grooves of the sprinkler head 20 The o-ring 15 or packing 62 inserted in 61 is pressed by the screw tightening force of the sprinkler head 20 against the elbow integral flexible joint 41 and is connected between the elbow integral flexible joint 41 and the sprinkler head 20. It is possible to secure the sealability of.

In addition, the sprinkler device 40 in which the sprinkler head 20 and the nipple 22 are assembled at both ends of the elbow integral flexible joint 41 is a bent annular shape of the "S" shaped hanger structure 63 and the bent annular band 64. The height can be adjusted by the rotational operation of the long shaft bolt 67 fastened between the section 66 and the pair of nuts 56 fastened between the “a” shaped long shaft 57 and the triangular bracket 54. Will be.

That is, the long shaft bolt 67 is spirally moved along the female screw formed in the lower end of the "S" shaped hanger structure 63 and the bent annular portion 66 of the bent annular band 64, the triangular bracket ( The upper and lower nuts 56 of the 54 are spirally moved along the lower end male thread of the “a” shaped long axis 57 passing through the triangular bracket 54 so that the height adjustment of the sprinkler device 40 can be achieved. .

4 is a partial cross-sectional view showing a third embodiment of the present invention.

Here, the feature is that the head screw 70 of the sprinkler 20 by joining the connection male screw 49 having the inner circumferential groove 47 and the inner jaw 48 at one end of the sprinkler 40 by press, shrinkage, welding, or the like. And three circumferential frames 72, 72 ', 72' 'are formed at intervals so as to protrude along the circumferential direction at the other end of the sprinkler 40, and the circumferential frames 72,72 Insert the O-ring 15 or the packing 62 into the circumferential grooves 73 and 73 between the " 72 " and the " O " It is comprised so that the sealing property of an axial direction may be ensured by a crimping force.

In addition, the integral hanger structure 77 is composed of a "7" female long axis 75 and the "b" female long axis 76, the other lower end of the "7" female long axis 75 is a triangular bracket 54 and the band It is configured to be connected between the elbow shape 42 and the pleats 12 of the sprinkler 40 by the 52, the lower end of the other side of the "7" shape long axis 75 is integral with the elbow by the bent annular band 64 It is characterized in that it is configured to be connected to the extension of the square 43 of the flexible joint 41.

At this time, a male screw is formed at the lower end of the other side of the “7” -shaped long axis 75 and is connected to the bent annular band 64 by a nut 56 to loosen and tighten the nut 56, thereby raising and lowering the sprinkler 40. It is configured to adjust.

Then, the slot 26 is formed in the middle of the upper side of the "7" female long axis 75, the lower end male thread of the "a" female long axis 76 penetrates, and the male screw of the "a" female long axis 76 By the pair of nuts 56 fastened to the upper and lower sides of the slot 26, the "a" female long axis 76 and the "7" female long axis 75 are interconnected, and the "a" female long axis 76 The upper end is configured to be fastened and fixed to the apartment ceiling 51 by the anchor bolt 31 passing through the slot 26. Here, reference numeral 50 is a water supply pipe.

The present invention configured as described above assembles the elbow integral flexible joint 41 and the sprinkler head 20 by fastening the head female screw 70 of the sprinkler head 20 to the connection male thread 49 joined to the elbow integral flexible joint 41. In this way, the elbow integral flexible joint 41 and the water supply pipe 50 are assembled by fastening the female screw of the water supply pipe 50 to the slip bolt male thread 74 of the elbow integral flexible joint 41.

At this time, the O-ring 15 or the packing 62 inserted into the circumferential grooves 73 and 73 'between the circumferential frames 72, 72' and 72 '' of the elbow integral flexible joint 41 is slip bolt 71. The sealing force in the axial direction can be secured by the compressive force applied while fastening with the water supply pipe 50.

Then, the nut 56 fastened to the upper and lower sides of the triangular bracket 54 of the "7" female long shaft 75 and the nut 56 fastened to the male screw of the other end of the "7" female long shaft 75 is fastened. Tighten and loosen it is possible to adjust the height between the sprinkler head 20 side of the sprinkler device 40 and the elbow shape 42 and the corrugation 12 of the elbow integral flexible joint 41.

5 is a partial cutaway front view showing a fourth embodiment of the present invention. As shown in the present invention, the elbow integral flexible joint 41 is provided as in the first to third embodiments, and the elbow integrated type is shown. The sprinkler head 20 and the water supply pipe 50 are fastened to both ends of the flexible joint 41 to form the sprinkler device 40, and the sprinkler device 40 is formed by the "S" shaped hanger structure 63. It is configured to be fixed to the ceiling (51) to enable height adjustment.

The elbow integral flexible joint 41 has an elbow shape 42, which is bent at 90 degrees, on one side extension line where the pleats 12 end, is integrally formed, and a plurality of squares 43 are formed on the extension line of the elbow shape 42. Is formed, and the connection male screw 49 having an inner circumferential groove 47 and an inner circumference 48 on the extension line of the square 43 is joined by press, shrinkage, welding, or the like.

In addition, the slip nut 80 is provided on the outer diameter side of the other end of the connecting male thread 49, and the circumferential frame 72 is formed to provide the O-ring 15 or the packing 62 on both sides of the circumferential frame 72. The male screw of the water supply pipe 50 is fastened to the slip nut female screw 82 of the slip nut 80 so that the pressing force of the slip nut 80 may act on the O-ring 15 and the packing 62. .

Then, a groove 61 into which an o-ring 15 or a packing 62 is inserted is formed between the flange 60 of the sprinkler head 20 and the head female screw 70, and the elbow-integrated flexible joint 41 is formed. The head male thread 70 of the sprinkler head 20 to the connecting male thread 49 by joining the connecting male thread 49 having the inner circumferential groove 47 and the inner chin 48 at one end thereof by pressing, shrinking, welding, or the like. Is to be fastened.

Together with the "S" shaped hanger structure 63, the slot 26 through which the anchor bolt 31 penetrates is formed on the upper side, and the "S" shaped shaft has the female thread formed on the lower side, as in the second embodiment of the present invention. (65), the bent annular band 64 provided on the outer diameter side of one end of the elbow integral flexible joint 41, and the long axis for connecting between the "S" -shaped long axis 65 and the bent annular band 64 It consists of a bolt 67.

The bent annular band 64 is fixed to the outer diameter side of the elbow integral flexible joint 41 by fastening the band protrusion 53 with the bolt 55 and the nut 56, and the other of the band protrusion 53. The bent annular portion 66 penetrates vertically and vertically on the side portion, and the bent annular portion 66 penetrates the long shaft bolt 67 and is screwed to the female screw of the "S" shaped long axis 65. S "-shaped long axis 65 and the bent annular band 64 is interconnected as well as configured to adjust the height of the sprinkler device 40 by the rotation operation of the long axis bolt (67).

In the present invention configured as described above, the connection male screw 49 formed at one end of the elbow integrated flexible joint 41 is fastened to the head female screw 70 of the sprinkler head 20, and the other end of the elbow integrated flexible joint 41 is slipped. It is fastened to the male screw of the water supply pipe 50 by a nut 80, wherein the elbow integrated flexible joint 41 and the sprinkler head 20 and the elbow integrated flexible joint 41 and the water supply pipe 50 are connected to each other. O-ring 15 or packing 62 inserted into the groove 61 of the sprinkler head 20 and the O-ring 15 provided on both sides of the circumferential frame 72 of the other end of the elbow integral flexible joint 41 or Sealing property is ensured by the packing 62.

In addition, the sprinkler head 40, the sprinkler head 20, the slip nut 80, the O-ring 15, and the packing 62 are assembled to the elbow-integrated flexible joint 41, the lower end of the “S” shaped shaft 65. The height is adjusted by the rotational operation of the long shaft bolt 67 passing through the bent annular portion 66 of the female screw and the bent annular band 64.

In this case, in order to fix the sprinkler device 40 for the apartment 51 to the ceiling 51, an independent hanger structure 59 or an integral hanger structure 77 may be selectively used.

In the present invention, the sealing mechanism may vary depending on the fastening mechanism and the use of the O-ring depending on how the connection thread and the connection female screw are arranged in the elbow integral flexible joint, and the sprinkler for the apartment depends on the installation position and the arrangement of the hanger structure. The shape of the device may vary.

The present invention described above is not limited to the configuration and operation as shown and described. That is, the present invention can be variously changed and modified within the spirit and scope of the claims described.

1 is an exploded perspective view showing the overall configuration of a conventional sprinkler device for an apartment.

Figure 2 is a perspective view of a partially cut open state showing the configuration of the first embodiment of the present invention.

Figure 3 is a front view of the cut partially engaged state showing the second embodiment configuration of the present invention.

Figure 4 is a front view of a partially cut open state showing the configuration of the third embodiment of the present invention.

Figure 5 is a front view of a partially cut open state showing the configuration of the fourth embodiment of the present invention.

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

10: sprinkler device 11: flexible joint

12: pleat 13: plastic packing

14: slip nut 15: O-ring

16: Elbow 17: Elbow screws

18: square 19: elbow female screw

20: sprinkler head 21: head male thread

22: nipple 23: nipple male thread

24: protrusion 25: "a" shaped plate bracket

26: slot 27: protrusion female thread

28: End slot 29: Long shaft screw

30: bolt 31: anchor bolt

40: sprinkler device for apartment 41: elbow integral flexible joint

42: elbow shape 43: square

44: outer circumferential groove 45: outer circumference

46: connecting female thread 47: inner peripheral groove

48: Inner chin 49: Connecting thread

50: water supply pipe 51: ceiling

52,52 ': Band 53,53': Band protrusion

54,54 ': Triangle bracket 55: Bolt

56: nut 57,57 ': "ㄱ" shaped shaft

58,58 ': Hanger structure 59: Freestanding hanger structure

60: flange 61: groove

62: packing 63: "S" shaped hanger structure

64: bending round band 65: "S" shape long axis

66: bending annular portion 67: long shaft bolt

70: head female thread 71: slip bolt

72,72 ', 72' ': Wonju Frame 73,73': Wonju Home

74: Slip bolt male thread 75: "7" female long shaft

76: "a" shape axis 77: integral hanger structure

80: slip nut 81: parallel part

82: slip nut female thread

Claims (11)

delete An integral flexible joint in which an elbow shape 42 is integrally formed on an extension line of one side of the middle wrinkle 12, and a square 43 is formed at an end of the elbow shape 42 and the other end of the wrinkle 12. 41); A sprinkler device (40) formed by coupling the sprinkler head (20) and the water supply pipe (50) to the end sides of the square (43) sides of the integrated flexible joint (41), respectively; In the apartment elbow-integrated flexible joint sprinkler device consisting of; an independent hanger structure (59) for fixing the sprinkler device (40) to the apartment ceiling (51) to be adjustable in height, The sprinkler device 40 includes a connection female screw 46, an inner circumferential groove 47, and an inner circumference 48 having an outer circumferential groove 44 and an outer circumference 45 at one side and the other end of the elbow integral flexible joint 41. Integrally joining the connection male screw 49 having a); For the apartment, characterized in that the coupling screw 46 and the male screw of the sprinkler head 20 and the female screw of the water supply pipe 50 to the connection female screw 46 and the connection male screw 49 of the elbow integrated flexible joint (41). Elbow integral flexible sprinkler device. 3. The method of claim 2, The sprinkler device (40) is integrally joined to both ends of the elbow integral flexible joint (41) with a connecting female screw (46) having an outer circumferential groove (44) and an outer circumferential jaw (45); The male screws of the sprinkler head 20 and the nipple 22 are fastened to both ends of the elbow integral flexible joint 41 and the connecting female thread 46; Elbow integral flexible joint sprinkler device for an apartment, characterized in that the groove portion 61 is formed between the flange 60 and the male screw of the sprinkler head 20 is inserted. 3. The method of claim 2, The sprinkler device (40) integrally joins the connection male screw (49) having an inner circumferential groove (47) and an inner circumference (48) at one end of the elbow integral flexible joint (41); Three cylindrical frames (72, 72 ', 72' ') are formed at the outer diameter side of the other end of the elbow-integrated flexible joint (41) together with the slip bolts (71) at the same time, and the cylindrical frames (72,72) O-ring 15 or packing 62 is inserted into circumferential grooves 73 and 73 between &quot;, &quot; Elbow integral flexible joint sprinkler device for an apartment, characterized in that the female screw of the water supply pipe 50 is fastened to the slip bolt male screw 74 of the slip bolt (71). 3. The method of claim 2, The sprinkler device (40) integrally joins the connection male screw (49) having an inner circumferential groove (47) and an inner circumference (48) at one end of the elbow integral flexible joint (41); The circumferential frame 72 is formed together with the slip nut 80 having the slip nut female thread 82 on the outer diameter side of the other end of the connecting male thread 49 so that the O-ring 15 and the packing (2) on both sides of the circumferential frame 72. 62); A male screw of the water supply pipe 50 is fastened to the slip nut female screw 82 of the slip nut 80; Elbow integral flexible joint sprinkler device for an apartment, characterized in that the groove portion 61 is formed between the flange 60 and the male screw of the sprinkler head 20 is inserted. 3. The method of claim 2, The freestanding hanger structure 59 is constituted by a pair of hanger structures 58 and 58 '; The pair of hanger structures (58, 58 ') are different in length from each other and the upper end is a pair of "a" shaped long axis (57, 57') formed with a slot 26 through which the anchor bolt 31 passes; One side end of the elbow integral flexible joint 41 and a pair connecting between the band 52 and the "a" female long axis (57, 57 ') coupled between the elbow shape 42 and the corrugation (12) Triangular brackets 54 and 54 '; The triangular brackets 54 and 54 'are a pair of nut 56 and band protrusions 53 and 53' which are fastened to the lower end male threads of the "A" shaped long axis 57 and 57 '. The elbow integral flexible joint sprinkler device for an apartment, characterized in that configured to be connected between the "a" (shape 57, 57 ') by the bolt (55) and nut (56) fastened to the. 3. The method of claim 2, The freestanding hanger structure 59 is composed of a hanger structure 58 and an "S" shaped hanger structure 63; The hanger structure 58 has an "a" shape long axis 57 formed with a slot 26 through which the anchor bolt 31 penetrates at an upper end thereof, an elbow shape 42 and a pleat 12 of the elbow integral flexible joint 41. ) Is coupled between the band 52 and the band 52 and the "a" shaped long axis 57 by the fastening of the bolt 55 and the nut 56 and the pair of nuts 56. Consisting of a triangular bracket 54; "S" shaped hanger structure (63) has a slot (26) through which anchor bolts 31 pass through the upper end, and the "S" shaped long axis (65) formed with female threads at the lower end of the elbow integral flexible joint (41). It is provided on one side end and has a bent annular band 64 having a bent annular portion 66 penetrated in the vertical direction on one side, and penetrates the bent annular portion 66 of the bent annular band 64 to " S " "Elbow integral flexible joint sprinkler device for apartments, characterized in that consisting of a long shaft bolt 67 is fastened to the lower end of the female long shaft (65). delete An elbow shape 42 is integrally formed on an extension line of one side of the middle corrugation 12, and an elbow integral flexible joint having a square 43 formed at an end of the elbow shape 42 and the other end of the corrugation 42. (41); A sprinkler device (40) formed by coupling the sprinkler head (20) and the water supply pipe (50) to the end sides of both sides (43) of the elbow integral flexible joint (41); In the apartment elbow integral flexible joint sprinkler device consisting of; integral hanger structure (77) for fixing the sprinkler device (40) to the apartment ceiling (51) to be adjustable in height, The one-piece hanger structure 77 has a "7" shaped long axis 75 and a "7" shaped long axis whose lower ends are connected to the band 52 and the bent annular band 64 of the elbow integral flexible joint 41, respectively. The lower end portion is fastened by a pair of nuts 56 to the upper side intermediate slot 26 of the upper portion 75, and the upper end portion is formed with a slot 26 through which the anchor bolt 31 passes. Consisting of; Between the " 7 " shaped shaft 75 and the band 52 is fastened by the band 52, the bolt 55 and the nut 56, and the " 7 " shaped by the pair of nuts 56 Connected by a triangular bracket 54 fastened to the lower end of the long axis 75; Between the " 7 " long axis 75 and the bent annular band 64, the bent annular portion 66 of the bent annular band 64 passes through the lower end male thread of the " 7 " The elbow integral flexible joint sprinkler device for apartments, characterized in that the nut 56 is fastened to the male screw of the 7 "long shaft (75). delete An elbow shape 42 is integrally formed on an extension line of one side of the middle corrugation 12, and an elbow integral flexible joint having a square 43 formed at an end of the elbow shape 42 and the other end of the corrugation 42. (41); A sprinkler device (40) formed by coupling the sprinkler head (20) and the water supply pipe (50) to the end sides of both sides (43) of the elbow integral flexible joint (41); In the apartment elbow integral flexible joint sprinkler device consisting of; "S" shaped hanger structure (63) for fixing the sprinkler device (40) to the apartment ceiling (51) to allow height adjustment. The "S" shaped hanger structure 63 has a slot 26 through which an anchor bolt 31 penetrates at an upper end thereof, and an "S" shaped long axis 65 having a female thread formed at the lower end thereof, and an elbow integral flexible joint 41. A bent annular band 64 provided at one end of the bent and having a bent annular portion 66 penetrated in one vertical direction, and penetrating the bent annular portion 66 of the bent annular band 64. Elbow integral flexible joint sprinkler device for an apartment, characterized in that consisting of a long shaft bolt (67) fastened to the female thread of the lower end of the "S" long axis (65).

Images