KR200181273Y1 - Pipe folds connection device for spring kler - Google Patents

Abstract

The present invention relates to a corrugated pipe connecting device for sprinkler. The present invention is a device for connecting the corrugated pipe between the sprinkler head and the main pipe, comprising a fastening portion formed with a threaded portion in the inner diameter of the other surface, and integrally protruded in communication with one surface of the fastening portion, the insertion portion formed with a seating groove in the outer diameter 1 fastener and a second fastener; A packing member inserted into and close to the seating grooves of the first and second fasteners to maintain the watertightness; And it is inserted into the outer diameter of the both sides of the corrugated pipe is pressed to increase the watertightness of the packing member, it is composed of a fixing member having a locking end formed on one inner diameter.

The present invention configured as described above has a reduced number of parts, thereby simplifying the coupling structure, thereby improving workability and productivity, and providing an effect of easily maintaining watertightness.

Description

Corrugated pipe connector for sprinkler {PIPE FOLDS CONNECTION DEVICE FOR SPRING KLER}

The present invention relates to a corrugated pipe connecting device for sprinkler, in particular, the cylindrical packing member is inserted into the outer diameter of the first and second fasteners, and both inner diameters of the corrugated pipe are inserted therein, and then the fasteners are compressed to maintain a completely airtight main pipe of the sprinkler. And the sprinkler head is connected to the sprinkler head to simplify the coupling structure to improve the workability and productivity relates to a corrugated pipe connecting device for sprinkler.

In general, the corrugated pipe for sprinkler is fastened and fixed between the main pipe and the sprinkler head installed on the ceiling of the building is a device for quickly supplying water in case of fire.

This conventional sprinkler corrugated pipe connection device will be described with reference to the accompanying drawings.

1 is a perspective view showing a state in which a conventional sprinkler corrugated pipe connecting device is installed, Figure 2 is an exploded perspective view of the main portion of the conventional sprinkler corrugated pipe connecting device, Figure 3 is an enlarged cross-sectional view of the main portion of the sprinkler. As shown in Figures 1 to 3, the sprinkler corrugated pipe 200, one side thereof is fastened to the tee-shaped connector 101 of the main pipe 100, the other side is fastened and fixed to the sprinkler head 700.

Corrugated pipe 200 is made of a flexible itself, the locking demand 210 is formed to protrude from each other by maintaining the proper length from one end and the other end.

Then, the first and second fixing fixtures 300 and 310 are inserted and caught in the outer diameter of the inner corrugated pipe 200 based on the locking demand 210, and the first and second packing members are formed in the outer diameter of the outer corrugated pipe 200. 400 and 410 are inserted in close contact.

The first and second packing members 400 and 410 have a catching part 411 that is caught by the catching request 210 of the corrugated pipe 200 at one inner surface thereof, and a catching end 412 at the outer diameter thereof.

In addition, the first and second fastening holes 500 and 510 having the locking jaw 511 at the inner diameter are inserted into the locking ends 412 of the first and second packing members 400 and 410.

The first and second fastening holes 500 and 510 have a locking jaw 511 that is caught by the locking end 412 of the first and second packing members 400 and 410 on one surface of the inner diameter.

In addition, a male screw portion 512 is formed at an outer diameter of one side of the first fastening hole 500, and a female screw portion 513 is formed at an inner diameter of the first fastening hole 500, and a male screw portion 512 is formed at an outer diameter of the second fastening hole 510. Is formed.

In addition, the fastening nuts 600 are fastened to the male threads 512 of the first and second fasteners 500 and 510, respectively, and the first and second fasteners 500 and 510 are fastened to both sides of the corrugated pipe 200. It is fixed.

The fastening nut 600 has an internal threaded portion 610 formed therein, and is fastened to the male threaded portion 512 of the first and second fasteners 500 and 510, and the first and second fasteners 300 are formed therein. A locking hole 620 that is caught by the 310 is formed.

Meanwhile, the male screw portion 512 of the second fastening hole 510 is fastened and fixed to the tee type connector 101 of the main pipe 100, and the female screw portion 513 of the first fastening hole 500 is the sprinkler head 700. Fastening to is fixed.

The first fastener 500 is fixed to the rectangular support frame 130 fixed to the ceiling frame 120 by a fixing bracket 800 having its own elastic force.

Referring to the assembled state of the conventional sprinkler connection device configured as described above, as shown in Figures 1 to 3, the first and second fixtures on the inside on the basis of the locking request 210 of both sides of the corrugated pipe 200 is made of a flexible itself. By inserting the (300) (310) to match the catch request 210, the first and second packing members (400, 410) are inserted into the outer diameter of the corrugated pipe (200) to the outside of the catch request (210). Then, the first and second packing members 400, 410 is caught in close contact with the locking portion 210 of the inner diameter of one surface.

In this state, the inner diameters of the first and second fastening members 500 and 510 are inserted into the outer diameters of the first and second packing members 400 and 410. Then, the locking jaw 511 of the first and second fastening holes 500 and 510 is caught in close contact with the locking end 412 of the outer diameter of the first and second packing members 400 and 410.

Next, when the female threaded portion 610 of the fastening nut 600 is fastened and fixed to the male threaded portion 512 of the first and second fasteners 500 and 510, the first and second sides of the corrugated pipe 200 The fasteners 500 and 510 are fastened and fixed in a state where watertightness is maintained.

In this state, the male threaded portion 512 of the second fastener 510 is fastened and fixed to the tee type connector 101 of the main pipe 100, and the sprinkler head (610) is provided through the female threaded portion 610 of the first fastener 500. 700 is fastened and fixed, and then fixed to the square support frame 130 fixed to the ceiling frame 120 by the fixing bracket 800.

However, such conventional sprinkler corrugated pipe connecting device is fastened to both sides of the corrugated pipe and fastened to the tee-shaped connector of the main pipe and the first fastening hole to which the sprinkler head is fastened and the first and second fasteners to maintain the watertightness between the corrugated pipe. The packing member was provided, and in order to improve the fixing force of the first and second fasteners on both sides of the corrugated pipe, the number of parts such as the first and second fasteners and the fastening nuts were increased, resulting in various problems in assembling.

The present invention is devised to solve the conventional problems, the present invention is to insert the inner diameter of both sides of the corrugated pipe to the fastening member in which the packing member is inserted in the outer diameter by connecting the corrugated pipe to reduce the number of parts to improve the assembly, watertight It is an object of the present invention to provide a corrugated pipe connection device for a sprinkler securely made.

The technical problem of the present invention, in the device for connecting the corrugated pipe between the sprinkler head and the main pipe, the fastening portion formed with the threaded portion on the other inner diameter, and integrally protruding in communication with one surface of the fastening portion, seating groove in the outer diameter A first fastener and a second fastener comprising a formed insertion part; A packing member inserted into and close to the seating grooves of the first and second fasteners to maintain the watertightness; And it is achieved by being made of a fixing member is inserted into the outer diameter of both sides of the corrugated pipe to increase the watertightness of the packing member, the locking end is formed in one inner diameter.

And, the insertion groove is formed in the outer diameter of the insertion portion of the first and second fasteners, the insertion groove is achieved by inserting the locking end of the fixing member.

1 is a perspective view showing a state in which a conventional sprinkler corrugated pipe connection device is installed.

Figure 2 is an exploded perspective view of the main portion of the conventional sprinkler corrugated pipe connecting device.

3 is an enlarged cross-sectional view of the main portion of the engaged state of FIG.

Figure 4 is a perspective view of the installation state according to the present invention sprinkler corrugated pipe connecting device.

Figure 5 is an exploded perspective view of the main part according to the present invention sprinkler corrugated pipe connecting device.

6 is an enlarged cross-sectional view of the main portion of the engaged state of FIG.

<Explanation of symbols for main parts of drawing>

20: corrugated pipe 30,31: first and second fasteners

32: screw portion 33: fastening portion

34: insertion portion 34a: seating groove

34b: Insertion groove 40: Packing member

50: fixing member 51: locking end

Hereinafter, the configuration of the present invention with reference to the accompanying drawings as follows.

Figure 4 is a perspective view of the installation state according to the present invention sprinkler corrugated pipe connection device, Figure 5 is an exploded perspective view of the main part according to the present invention sprinkler corrugated pipe connection device, Figure 6 is an enlarged cross-sectional view of the main portion of the sprinkler.

4 to 6, the present invention sprinkler corrugated pipe 20 is one side is fastened to the tee-shaped connector 11 of the main pipe 10, the other side is fastened and fixed to the sprinkler head (80).

Corrugated pipe 20 is made of a flexible itself, the first and second fasteners 30, 31 are inserted into one side and the other inner diameter.

The first and second fasteners 30 and 31 include a fastening part 33 having a threaded part 32 formed at an inner diameter of the other surface, and an insertion part 34 integrally protruding to communicate with one surface of the fastening part 33.

In addition, a seating groove 34a is formed in the outer diameter of the insertion part 34 so that the inner diameter of the cylindrical packing member 40 is inserted, and an insertion groove 34b is formed.

The packing member 40 is formed in a cylindrical shape so that the inner diameter is tightly inserted into the seating groove 34a formed in the outer diameter of the insertion part 34 of the first and second fastening holes 30 and 31, and when the fixing member 50 is crimped. The watertightness is kept secure.

The fixing member 50 has an inner diameter inserted into both sides of the corrugated pipe 20, and one side inner diameter of the fixing member 50 is inserted into an insertion groove 34b formed in the outer diameter of the insertion part 34 of the first and second fastening holes 30 and 31. A stage 51 is formed.

In addition, the fixing member 50 is pressed against the outer diameter of both sides of the corrugated pipe 20 so that the packing member 40 and the inner diameter of the corrugated pipe 20 are completely in contact with each other to maintain watertightness.

On the other hand, the fastening member 60 is inserted into the corrugated pipe 20 side into which the first fastening hole 30 is inserted, and the sprinkler head (screw) is formed on the screw part 32 formed at the inner diameter of the fastening part 33 of the first fastening hole 30. 80) is fastened and fixed.

The fastening member 60 is fixed to the rectangular support frame 13 fixed to the ceiling frame 12 by the fixing bracket 90.

In addition, the second fastener 31 is fastened and fixed to the tee-shaped connector 11 of the main pipe 10 by the threaded portion 32 of the fastening portion 33.

Referring to the state in which the sprinkler corrugated pipe connecting device of the present invention configured as described above is assembled, the inner diameter of the fixing member 50 is inserted from both sides of the corrugated pipe 20 which is made of the flexible body as shown in FIGS. 4 to 6. Then, the inner diameter of the fixing member 50 is inserted into both inner diameters of the corrugated pipe 20 so that the locking end 51 of the inner diameter of one surface of the fixing member 50 is caught at both ends of the corrugated pipe 20.

In this state, the packing member 40 is sequentially inserted into the insertion part 34 of the first and second fastening holes 30 and 31. Then, the inner diameter of the packing member 40 is intimately inserted into the mounting groove 34a formed in the inserting portion 34 of the first and second fastening holes 30 and 31.

Next, the outer diameter of the insertion portion 34 of the first and second fastening holes 30 and 31 is inserted into both inner diameters of the corrugated pipe 20. Then, the outer diameter of the insertion portion 34 of the first and second fastening holes 30 and 31 is inserted into the inner diameter of the corrugated pipe 20 so that the fixing member 50 is caught in the insertion groove 34b of the insertion portion 34. Stage 51 is inserted.

In this state, when the fixing member 50 itself is pressed on both sides, that is, the fixing member 50 is pressed inward to the outside. Then, the fixing member 50 is pressed and crushed to be in close contact with the outer diameter of the corrugated pipe 20, and thus the cylindrical packing member 40 having its own elasticity is inserted into the first and second fastening holes 30 and 31. The watertightness is completely made by inserting and contacting between the seating grooves 34a formed in the part 34 and the inner diameter of the corrugated pipe 20.

Next, the screw part 32 formed at the inner diameter of the fastening part 33 of the second fastening hole 31 is fastened and fixed to the tee-shaped connector 11 of the main pipe 10, and then the corrugated pipe into which the first fastening hole 30 is inserted. Inserting the fastening member 60 to the side 20, and fastening and fixing the sprinkler head 80 to the screw portion 32 formed in the inner diameter of the fastening portion 33 of the first fastener 30, and then the ceiling frame 12 When the fastening member 60 is fixed to the square support frame 13 fixed to the fixing bracket 90, the assembly of the sprinkler corrugated pipe connecting device is completed.

According to the sprinkler corrugated pipe connecting device of the present invention described above, the cylindrical packing members are respectively inserted into the outer diameters of the first and second fasteners, and then inserted into the inner diameters of both sides of the corrugated pipe, and then the fasteners are compressed to maintain airtightness. By fastening and fastening to the sprinkler main pipe and the sprinkler head, the coupling structure is simplified to improve workability and productivity, and watertightness is easily maintained.

On the other hand, such a corrugated pipe connection device is not only used for sprinkler, but can be used in various applications in the structure of maintaining gas pipes and water pipes and other watertight and airtight.

Claims (2)

In the device for connecting the corrugated pipe between the sprinkler head and the main pipe, A first fastening comprising a fastening portion 33 having a screw portion 32 formed at the inner surface of the other surface and an insertion portion 34 which is integrally protruded in communication with one surface of the fastening portion 33 and has a seating groove 34a formed at its outer diameter. Sphere 30 and second fastener 31; A packing member 40 inserted into and close to the seating groove 34a of the first fastener 30 and the second fastener 31 to maintain watertightness; And A fixing member 50 inserted and compressed to both sides of the corrugated pipe 20 to increase the watertightness of the packing member 40 and having a locking end 51 formed on one surface inner diameter thereof; Corrugated pipe connection device for a sprinkler, characterized in that consisting of. According to claim 1, Insertion grooves 34b are formed in the outer diameter of the insertion portion 34 of the first fastener 30 and the second fastener 31, Corrugated pipe connection device for the sprinkler, characterized in that the locking end 51 of the fixing member 50 is inserted into the insertion groove (34b).