KR200414288Y1 - Inner washer for fluid transfer pipe branch - Google Patents

Abstract

The present invention relates to an inner washer that is installed inside the branch hole of the fluid transfer pipe to connect the branch pipe to the branch hole formed in the fluid transfer pipe such as a sewage pipe so as to couple the supporting birds and the branch socket. The inner washer of the rubber material used in the applicant's prior application registration is introduced into the branch hole of the fluid conveying tube, and the wing portion which comes into close contact with the inner circumferential surface of the fluid conveying tube has a relatively thin thickness. When the tension in the vertical direction is applied during the process of tightening the fastening ring, and the tightening ring, there is a high possibility that deformation, such as crushing, will occur, and as a result, the assembly will be poor and the airtightness will be deteriorated. I was there,

The disk-shaped wing portion 22 inserted through the branch hole 11 formed in the fluid transfer pipe 10 and closely contacted with the inner circumferential surface of the fluid transfer pipe 10 and the lead-out pipe part 21 drawn out to the outside of the branch hole 11. It consists of, the support bird 30 consisting of the coupling pipe 31 and the wing 30 is coupled to the outer side of the outlet pipe 21, the branch pipe 60 is connected to the inside of the outlet pipe 21 In constituting the inner washer 20 for the fluid transfer pipe branch of the rubber material to which the branch socket 40 is coupled, a pair of reinforcement in which the vertical draw-out pipe reinforcement 71 is integrally provided inside the arc-shaped wing reinforcement 72. According to the present invention, the core material 70 is insert-molded on both sides of the wing part 22 and the drawing pipe part 21. According to the present invention, the wing part 22 and the drawing pipe part 21 are reinforced by the reinforcing core material 70. Process of coupling the support birds 30 to the inner washer 20 or the process of combining the branch socket 40, and the branch socket 40 Even if the tension in the vertical direction is applied in the process of tightening the fastening ring 50, the deformation of the wing part 22 or the drawing pipe part 21 does not occur, so that the airtightness can be maintained more stably. Will be obtained.

Fluid transfer pipe, branch socket, support saddle, outer washer, inner washer, wing part, lead pipe part, reinforcing core material

Description

An washer for pipe diverging {an inside washer for pipe diverging}

1 is an exploded perspective view of a state of use of one embodiment of the present invention

2 is a longitudinal cross-sectional view of a state of use of the embodiment;

3 is a cross sectional view of the embodiment;

4 is a perspective view of a reinforcing core material of the embodiment

<Description of the code | symbol about the principal part of drawing>

10 fluid transfer pipe 11 branch hole

20: inner washer 21: withdrawal pipe part

22: wing portion 30: support birds

31: coupling part 32: wing

40: branch socket 50: tightening ring

60: branch branch 70: reinforcement core material

71: drawing pipe reinforcement unit 72: wing reinforcement unit

The present invention relates to an inner washer that is installed inside the branch hole of the fluid transfer pipe to connect the branch pipe to the branch hole formed in the fluid transfer pipe such as a sewage pipe so as to couple the supporting birds and the branch socket. In more detail, the present invention relates to an improvement to prevent deformation due to coupling tension of support birds, branch sockets, and tightening rings.

In general, when dividing the flow path of the fluid transport pipe for transporting water or other fluid such as sewage or constant water in two directions, a tee or other branch pipe may be provided between the pair of fluid transport pipes, It is also possible to drill a branch hole, install a branch socket in the branch hole, and then install a branch pipe in the branch socket. The present invention is particularly concerned with installing the branch pipe through the branch socket.

The branch socket installation structure of the fluid transfer pipe has a form in which an inner washer is installed in the inner side of the branch hole formed in the fluid transfer tube, installs the supporting birds coupled to the inner washer in the outer side of the branch hole, and couples the branch socket to the supporting birds. Most of them have

In the related art, the branch socket installation structure of the fluid transfer pipe has a bent portion formed in the inner washer in which the outlet pipe part and the wing part are bisected, as shown in Korean Patent Application Publication No. 2004-49781, and the bisected inner washers are connected to each other and bent into a V-shape. In the process of opening the inner washer into the branch hole, the packing on the upper end of the inner washer wing part is in close contact with the inner surface of the fluid transfer pipe, and the coupling pipe part of the branch socket is inserted into the outlet pipe of the inner washer projecting out of the branch hole. After joining, it has been proposed to fasten the branch socket and the inner washer through a number of vertical fastening bolts. However, the conventional fluid transfer pipe branch socket mounting structure has a small number of parts because it does not use the supporting birds and the fastening ring. However, manufacturing of the inner washer is very cumbersome, as well as the upper surface of the inner washer wing and the inner side of the fluid transfer pipe through the packing And let the air-tightness is not good, there is a task of tightening the branch socket and the inner washer with a plurality of vertical fastening bolt and the fastening tool is also very troublesome problem.

Accordingly, the present applicant is provided with an inner washer consisting of the outlet pipe portion and the wing portion inside the branch hole formed in the fluid transfer pipe, the support birds consisting of the coupling pipe portion and the wing portion is coupled to the inner washer at the outside of the fluid transfer tube branch hole, the support When the branch socket into which the branching branch is inserted into the saddle is coupled, the inner washer is made of a flexible rubber material, and a plurality of ring-shaped close protrusions are formed on the surface of the wing of the inner washer concentrically with the outlet pipe. Vertical fitting grooves are formed on the outer circumferential sides of the pipe portion, the female thread portion is formed at the upper portion of the outlet pipe portion, and the branch socket support step is formed at the lower end of the female thread portion, and the reinforcement jaw is formed at the inner bottom of the discharge tube portion. Vertical fitting groove of the outgoing pipe part of the inner washer protruding outward of the branch hole on both inner circumferential sides of the coupling pipe Forming a vertical fitting protrusion to be combined, and forms a large diameter male threaded portion to which the tightening ring is coupled to the upper portion of the outer peripheral portion of the branch socket, and at the lower portion to form a small diameter male threaded portion coupled to the female threaded portion of the inner washer outlet pipe, It has been proposed a branch socket installation structure of the fluid transfer pipe, characterized in that the lifting and screwing of the tightening ring to press the upper end of the coupling pipe portion of the support birds to the large diameter male thread of (Utility Model Registration No. 38397).

According to the applicant's prior application registration, not only the inner washer of rubber material can be easily installed and installed in the branch hole, but also the airtightness between the inner washer and the fluid transfer pipe is formed through a plurality of ring-shaped close protrusions formed on the surface of the wing of the inner washer. It can be maintained perfectly, and the branch socket can be easily connected to the inner washer without any additional fastening tools or fastening bolts, so that the assembly, durability, and airtightness of each part can be greatly improved. do.

However, the inner washer of the rubber material used in the application registration registration is introduced into the branch hole of the fluid transfer pipe is a relatively thin thickness of the wing portion to be in close contact with the inner peripheral surface of the fluid transfer pipe process of coupling the support birds or the process of coupling the branch socket, In addition, when the tension in the vertical direction is applied in the process of tightening the fastening ring, there is a high possibility that deformation, such as crushing, may occur. Accordingly, there is a problem that the assembly becomes poor and the airtightness deteriorates.

The present invention has been devised in view of the above-described problems of the applicant's previous application registration plan, and its purpose is to be distorted by the tension in the vertical direction applied in the process of joining the supporting birds or the branch socket, tightening the tightening ring, etc. It is to provide an inner washer for the fluid transfer pipe branch to prevent the deformation of to occur to maintain a more complete airtight.

The present invention comprises a pair of reinforcing core material which is provided with a vertical draw-out pipe reinforcement unit integrally inside the arc wing reinforcement in the disk wing and the vertical draw-out pipe part in close contact with the inner peripheral surface of the fluid transfer pipe to achieve the above object. It is characterized in that the insert molding on both sides of the wing portion and the extraction pipe, and in the following detailed description based on the accompanying drawings.

That is, FIG. 1 shows an exploded perspective view of a use state of one embodiment of the present invention, FIG. 2 shows a longitudinal cross-sectional view of a use state of the embodiment, FIG. 3 shows a cross-sectional view of the embodiment, and FIG. 4 shows a perspective view of the reinforcing core of the embodiment,

The present invention is inserted through the branch hole (11) formed in the fluid transfer pipe 10 is a disk-shaped wing portion 22 which is in close contact with the inner circumferential surface of the fluid transfer pipe 10 and withdrawal pipe portion drawn out to the outside of the branch hole (11) It is made of 21, the support pipes 30 made of a coupling pipe portion 31 and the wing portion 30 is coupled to the outer side of the lead-out pipe portion 21, the branch pipe (60) inside the lead-out pipe portion 21 In constructing the inner washer 20 for the fluid transfer pipe branch of the rubber material to which the branch socket 40 to be connected is coupled, as long as the vertical lead-out reinforcement part 71 is integrally provided inside the arc-shaped wing reinforcement part 72. The pair of reinforcing cores 70 are insert molded on both sides of the wing portion 22 and the lead pipe portion 21.

In the illustrated embodiment, the reinforcing core material 70 has a form in which the reinforcing pipe reinforcing part 71 has a plurality of reinforcing pieces 73 having a lower height from the center side to the outer side as shown in FIG. Reference numeral 50 is a tightening ring.

The inner washer 20 for the fluid transfer pipe branch of the present invention configured as described above folds the wing portion 22 around the portion where the reinforcing core material 70 is not installed and into the branch hole 11 of the fluid transfer pipe 10. It is possible to inject, the support bird 30 and the branch socket 40 is coupled to the outlet pipe portion 21 protruding outward of the branch hole 11 and the branch pipe 60 is inserted into the branch socket 40. After pressurizing the support birds 30 through the tightening ring 50, the inner washer 20 and the support birds 30, the branch socket 40, etc. to be firmly fixed to the fluid transfer pipe (10). do.

In the present invention, since the inner washer 20 is made of a good elastic rubber material, when the wing portion 22 is retracted around a portion where the reinforcing core material 70 is not installed, the outside of the fluid transfer pipe 10 It can be easily inserted into the inside of the branch hole 11, the wing portion 22 inserted into the inside of the branch hole 11 is unfolded in its original state through its elastic restoring force to the inner peripheral surface of the fluid transfer pipe (10) In close contact with the fluid transfer tube 10, the airtightness can be maintained perfectly.

Meanwhile, in the present invention, since the reinforcing core material 70 is installed in the wing portion 22 and the lead pipe portion 21 of the inner washer 20, the process or branch of coupling the support birds 30 to the inner washer 20. Deformation of the wing part 22 or the drawing pipe part 21 even when the tension in the vertical direction is applied in the process of coupling the socket 40 and the tightening of the fastening ring 50 to the branch socket 40. This will not occur and it will be possible to maintain the confidentiality more stably.

As described above, the inner washer 20 of the present invention has a pair of reinforcing cores 70 having a vertically drawn-out tube reinforcing portion 71 integrally provided inside the arc-shaped reinforcing portion 72 of the fluid transfer pipe 10. Insert molded on both sides of the disk-shaped wing portion 22 which is in close contact with the inner circumferential surface of the outlet portion and the outlet tube portion 21 protruding outward from the branch hole 11 of the fluid transfer tube 10. According to the present invention, the reinforcement core material 70 Through the wing 22 and the withdrawal pipe portion 21 is reinforced through the process of coupling the support birds 30 to the inner washer 20 or the process of coupling the branch socket 40, and tightened to the branch socket 40 Even if the tension in the vertical direction is applied in the process of tightening the ring 50, the deformation of the wing portion 22 or the drawing pipe portion 21 does not occur, so that the airtightness can be maintained more stably. You can get it.

Claims (2)

The disk-shaped wing portion 22 inserted through the branch hole 11 formed in the fluid transfer pipe 10 and closely contacted with the inner circumferential surface of the fluid transfer pipe 10 and the lead-out pipe part 21 drawn out to the outside of the branch hole 11. It consists of, the support bird 30 consisting of the coupling pipe 31 and the wing 30 is coupled to the outer side of the outlet pipe 21, the branch pipe 60 is connected to the inside of the outlet pipe 21 In the rubber member to which the branch socket 40 is coupled, a pair of reinforcing core members 70 in which a vertical pull-out tube reinforcing portion 71 is integrally provided inside the arc-shaped wing reinforcing portion 72 is formed in the wing portion 22. And insert washers formed on both sides of the outlet pipe part (21). The inner washer according to claim 1, wherein a plurality of reinforcing pieces (73) are provided in the lead pipe reinforcing part (71) of the reinforcing core material (70), the height of which is lowered toward the outer side from the center.

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