KR20120037303A - Blind branch outlet fitting system - Google Patents

Blind branch outlet fitting system Download PDF

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Publication number
KR20120037303A
KR20120037303A KR1020100098978A KR20100098978A KR20120037303A KR 20120037303 A KR20120037303 A KR 20120037303A KR 1020100098978 A KR1020100098978 A KR 1020100098978A KR 20100098978 A KR20100098978 A KR 20100098978A KR 20120037303 A KR20120037303 A KR 20120037303A
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KR
South Korea
Prior art keywords
branch pipe
packing
pipe
groove
branch
Prior art date
Application number
KR1020100098978A
Other languages
Korean (ko)
Inventor
오정호
Original Assignee
오정호
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Application filed by 오정호 filed Critical 오정호
Priority to KR1020100098978A priority Critical patent/KR20120037303A/en
Publication of KR20120037303A publication Critical patent/KR20120037303A/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L17/00—Joints with packing adapted to sealing by fluid pressure
    • F16L17/02—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
    • F16L17/03—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket having annular axial lips
    • F16L17/032—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket having annular axial lips the sealing rings having only one lip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
    • F16L19/062—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends specially adapted for use with attachments, e.g. reduction units, T-pieces, bends or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
    • F16L41/14—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe by screwing an intermediate part against the inside or outside of the wall

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Abstract

PURPOSE: A socket attachment system of a branch pipe is provided to improve work efficiency by forming multiple hanging protrusions having elastic members in a branch pipe. CONSTITUTION: A socket attachment system of a branch pipe comprises a branch pipe(200), a watertight unit, and a saddle(100). The branch pipe comprises a screw part(290) and recessed parts. The support pieces of protrusions(90) are inserted into the recessed parts. The top of a packing(70) of the watertight unit is integrally formed in the bottom of the branch pipe. The saddle is installed in the screw part of the branch pipe.

Description

Branch Branch Outlet Fitting System

The present invention relates to a branch pipe attachment device for attaching the connection pipe and drills the inlet hole on the side of the main pipe without the use of the pipe when connecting the main pipe and the branch pipe (connecting pipe). In particular, bifurcated inner washer having a curved wing piece larger than the diameter of the inlet hole is spread over the inner surface of the pipe inlet hole, and has a branch pipe socket for fastening the inner washer to the locking projection by one-touch. In the device, it is a packing in which an arrow-shaped curved wing piece larger than the inlet hole diameter is integrated at the outer end of the lower end in addition to a tubular extension having a single branched lower part and a packing upper part and a lower lower surface is curved. It has a number of longitudinal grooves to reduce the diameter, so it can be easily inserted into the inlet hole, making it easy to work with. The outer periphery of the tubular packing, which is selected for the inlet hole, contacts the side of the inlet hole. Close contact with the inlet hole to make the first multiple jamming projections larger, and secondly the fastening nuts on the outer side of the branch pipe. The pressure to be watertight from 3 to 4:00 to the addition of water-tight material such as to be caulked in the pipe inner surface and the inlet hole periphery with the inlet end of the ball.

In addition, even if a part of the periphery of the end of the inlet hole is damaged due to earth pressure or the hole cutter, the watertight seal can be used even if the hole is enlarged due to breakage or hole cutter error. It is a very useful invention that can be used in common just by replacing the washer on the bottom of the saddle.

Utility Model Registration No. 54114, Patent Registration No. 225419, Patent Application No. 10-2004-0075290, Patent Application No. 10-2006-0068953, Patent Application No. 10-2006-0108620 And Japanese Patent Registration No. 3415900 and Korean Patent Registration No. 772712, which will be described in more detail below.

Utility Model Registration No. 54114 (branch socket attaching device) is provided with a split washer on the inner surface of the outlet hole by pulling one or two or more split washers connected to them on the inner surface of the outlet hole (inlet hole). The present invention relates to a branch socket attachment device for tightening and tightening with a female screw of a split washer (inner washer) by a plurality of bolts on the inner surface of the branch socket.

Patent registration No. 225419 (one side fastening device using a washer with a bent) divides the circular washer larger than the fastening hole (inlet hole) to form a bent part in the cross section, and one is divided into the washer (inner washer) (Tension line) is connected, and when inserted into the fastening hole, it is folded and inserted into the bent part, and the circular washer circularly formed inside is largely spread (divided inner washer) .In this case, the bent part forms a central axis (hinge), Packing, adhesive tape, spring, casing or cutting washer and the bent portion (in the bent portion thin), etc. It is a fastening device used to fold it using such a round washer and used in bolts, nuts, pipe sockets.

Patent application No. 10-2004-0075290 (watertight method of branch pipe and branch pipe socket attachment device using the same) places one donut-type packing on the curved wing piece larger than the inlet hole, or is integrated with the curved wing piece and branch pipe When assembling the inner washer protruding tube female thread with a number of bolts on the inner side, the lower part of the branch pipe pressurizes and seals the donut-shaped packing, and the top and bottom of the saddle protruding pipe attached to the outer surface of the branch pipe are pressurized with a nut. Even though the shape is different, it is used in common.At this time, longitudinal grooves are formed on the periphery of the outer surface of the branch pipe, and longitudinal rails are formed on the inner surface of the saddle. Is characteristic.

Patent application No. 10-2006-0068953 (watertight method for branch pipe socket attaching device) is integrated with the center of packing which is tubular in the upper part of donut type packing center hole of patent application No. 10-2004-0075290, and the upper part is the lower part of branch pipe Water-tightness is a structure which is watertight by tightening the inner washer curved wing piece larger than the inlet hole and the curved wing piece packing (donut-shaped packing) integral with the lower side of the branch pipe thereon.

Patent application No. 10-2006-0108620 uses a watertight method of 10-2006-0068953, but has a structure that is caught by one-touch to pull the inner washer in the branch pipe without a number of bolts.

The above technique has a problem in that only one outside of the pipe or the pipe inner surface is watertight.

Japanese Patent Registration No. 3415900 and Korean Patent Registration No. 772712 are common for watertight packing. The saddle-shaped curved wing piece is integrally formed on the outward side of the tubular packing. The bottom of the packing is enlarged by the curved blades at the end of the movable tube or branch pipe, which makes the periphery of the inlet end and the inside of the inlet hole closed. There is a problem that the hole is enlarged or the soft packing material is pulled out of the inlet hole due to the error of the pipe and the inner surface of the pipe is not watertight, there is a problem that the packing should be replaced if the thickness is different depending on the type of pipe.

The present invention is to solve the problems of the background art, the lower part of the cylindrical tube and the upper end of the tube-shaped packing of the elastic material is integral, the lower end of the tube-shaped expansion end of the lower end of the packing is curved than the inlet hole larger than the inlet hole The packing development projected by the curved wing piece and the lower side of the inner periphery formed a plurality of longitudinal grooves to reduce the tubular packing diameter when inserted into the inlet hole.

The technical task of watertight below the branch pipe and the top of the packing,

The tubular packing is made of relatively hard packing material for overall structural stability, so it is easily plugged into the inlet hole for good workability, and at the same time, the area in contact with the inner periphery of the inlet hole and the periphery of the inlet hole end and the inlet hole are soft for improved watertightness. Packing development problem which added packing material or caulking material,

The problem of smoothing the inner surface of the pipe by making the curved wing piece larger by expanding the tubular expansion part whose lower surface of the packing is curved,

The inner side of the protruding tube is formed in a bullet shape so that the inner washer can be easily inserted into the packing inner surface. When the inner washer is forcibly pulled up, the branch inner surface has a plurality of locking protrusions having elastic members. With the problem to take in Touch),

The bifurcated inner washer described above in the background art by utilizing a bent portion or a hinge and a manned line (tension line) to add a dolce to press the packing on the curved wing piece larger than the inlet hole of the inner washer. When the washer is caught by the locking projection, the lower part of the packing is enlarged to make the outer diameter of the packing curved wing piece larger, and then, by tightening the fastening nut on the outer surface of the branch pipe in the second place, the inner periphery of the inlet hole and the periphery of the inlet end and the inlet hole are closely contacted. The internal washer development task to be watertight, pressurized and watertight and to be watertight in the case of adding caulking materials,

Another task is to develop a one-piece cylindrical inner washer with the inner diameter of the inner washer into the inlet hole, and to connect it vertically to the inlet hole with the branch pipe, and to develop the branch socket attachment device that is fastened by one insertion, and the earth pressure. Partial periphery of the inlet hole with deformed pipe and hole cutter is not only watertight even when the hole is enlarged due to breakage and hole cutter error. Development of engine socket attachment device is a problem to be solved.

The present invention comprises a branch pipe, a packing, a saddle, an inner washer, a nut, a projection having a plurality of elastic members in order to solve the problems of the background art described above.

The branch pipe is generally cylindrical from the upper part to the lower part, and the thread part is formed at a predetermined distance from the upper end to the lower part of the outer circumference, and a plurality of support piece insertion grooves of the protrusion are formed at the inner peripheral part of the predetermined distance, and the inner washer projecting pipe is formed on the inner surface including the recess. Branched to form a branched pipe integrally formed in the lower lower portion;

The upper part is formed integrally with the lower part of the branch pipe while the lower part is curved, and the arrow-shaped curved wing piece larger than the inlet hole is integrated in the outer end of the lower end and the inner part of the tubular contact part has a tubular contact part. The peripheral edge is in contact with the inner washer protruding tube, and some of the outer circumference is in intimate contact with the circumference of the inlet hole, and the curved wing piece larger than the inlet hole is in contact with the inner periphery of the inlet pipe and protrudes the inner washer into the branch pipe inner surface. A watertight means consisting of a packing for expanding the outer diameter of the curved wing piece by expanding the tube-shaped enlarged portion having a curved lower surface of the packing to the outward side as the tube is forcibly pulled up;

The protruding pipe which is attached to the upper threaded part of the branch pipe and wrapped up and down is formed, and is formed with a curved wing piece which is integral with the lower side of the protruding pipe and is placed on the outer surface of the inlet hole peripheral pipe so that the branch pipe is correctly supported at the inlet hole and the correct position. Birds;

A fastening means that is tightened by the branch pipe threaded portion and comprises a nut for pressing the top surface of the saddle protruding pipe;

The protruding pipe which is inserted into the lower inner surface of the branch pipe is integrally formed on the upper side of the central hole of the curved wing piece larger than the inlet hole, and forms a groove corresponding to the engaging protrusion inserted into the plurality of grooves of the inner side of the branch pipe on the outer periphery of the protruding pipe, and the protruding pipe An inner washer that bisects the curved wing piece up and down and connects the curved wing piece end surface with a hinge; And

The support piece inserted into the inner groove of the branch pipe, and the lower side of the support piece and the lower side of the locking projection, which is attached to the inner washer protruding pipe groove, are integrally formed with an elastic member, and each of the support pieces of the protruding body has a plurality of protrusions. The inner washer protruding tube is forcibly pulled into the inner surface of the branch pipe where the protrusion is protruded into the groove, and the lower part of the lower part of the packing is curved outwardly larger than the inlet hole by the inner washer curved blade, Assembling means plugged into the washer projection tube groove;

It consists of and implement | achieves the subject of this invention.

In addition, by turning the protrusion body 180 degrees up and down to form the inner washer projection tube groove, it is possible to catch the engaging projection to the inner surface groove of the branch pipe. The protrusion support pieces inserted into the branch pipe grooves or the inner washer grooves may be integrally formed, or the whole may be integrally formed of the same material.

In addition, the cylindrical branch pipe and the upper part of the packing is a tubular packing, and the outer surface of the lower end of the tubular expansion portion of the lower end of the packing, even if there is an arrow-shaped curved blade piece 730 larger than the inlet hole diameter, To form a longitudinal groove 725 (see Fig. 9), the diameter is reduced in this can be easily plugged into the inlet hole, thereby simplifying workability. The inner periphery of the tubular packing outer surface selected to the inlet hole is in contact with the side of the inlet hole, and the inner contact of the packing inner part is made to be larger than the inlet hole by close contact between the protruding tube 360 of the inner washer and the bulge 369. The locking projection is caught by the inner washer by forcibly pulling it up, and the bird is pressurized with a fastening nut to seal the inner surface of the pipe, the end of the inlet hole, and the inside of the inlet hole, and when water is added to the caulking material 727, This solves the problem of the present invention. In addition, a longitudinal groove 725 may be formed on the outer surface of the tubular packing or on the inner and outer surfaces thereof to facilitate insertion into the inlet hole, but the watertightness should be secured by intimate contact with the outer surface of the packing.

Then, in order to integrate the lower part of the branch pipe and the upper part of the packing, a groove frame 211 is formed at the peripheral part of the lower part of the branch pipe, and a protrusion 711 corresponding to the groove part of the lower peripheral part of the branch pipe is formed at the upper part of the packing part. A groove groove 710 formed in the lower part of the branch pipe and surrounding the outer periphery may be a packing formed downward from the upper surface of the packing.

In addition, a vertical projection 720 is formed on the inner surface of the packing (see FIG. 8), and a vertical projection at the same position as the packing vertical projection is formed on the inner side of the branch pipe, and a longitudinal groove corresponding to the vertical inner surface of the packing inner surface is formed on the outer side of the inner washer protrusion tube. By forming the locking projections 92 can be easily caught in the projection tube groove (367). In addition, as shown in FIG. 2, a protrusion 369 is formed in the inner washer protruding tube or the upper periphery of the outer side of the protruding tube is a bullet-shaped curved surface 364 so that the inner washer protruding tube is easily inserted into the packing inner surface. The cross of the arrow-shaped curved wing piece 730 larger than the inlet hole facilitates insertion by making it smaller than the inlet hole diameter when inserted into the inlet hole, and forms a groove groove along the curved surface at a certain distance from the outer circumference of the packing tubular contact portion. By adding a packing material, an adhesive, a caulking material, etc., which are good in the home frame, the watertightness is further improved, and these also realize the problems of the present invention.

In addition, the outer diameter of the arrow-shaped curved blade piece 730 can be made into an omega (Ω) type smaller than the inflow hole, and this also realizes the problem of the present invention.

In another structure, the cylindrical inner washer formed with the inner diameter of the inner washer curved blade piece is the same or smaller than the diameter of the inlet hole, it becomes a branch pipe socket attachment device of a different structure and the inner washer and the branch pipe vertically inlet hole The present invention can be inserted into a device to realize the technical problem of the present invention.

In the present invention, there is an arrow-shaped curved wing piece larger than the inlet hole in the outer end of the lower end in addition to the tubular extension of the lower part of the branch pipe and the upper packing part, and the lower surface of the lower part is curved. -Touch), and the branch pipe has many catching protrusions with elastic members so that it can be hooked with the inner washer and one-touch for better workability, and the inner surface of the pipe inlet hole is formed by the bulge of the inner washer that presses the watertight packing. It is watertight to the periphery of the end of the inflow hole and the inlet hole, and when the caulking material is added, there is an effect of being watertight in three to four times. In addition, even if the part of the periphery of the end of the inlet hole is damaged when drilling into the deformed pipe and the hole cutter, not only the watertightness but also the pipe thickness varies depending on the pipe type is an invention that can be commonly used only by replacing the washer under the saddle.

1 is an exploded partial cross-sectional front view of one embodiment of the present invention.
2 is a cross-sectional view illustrating the state before assembly of FIG. 1 and insertion into a pipe;
3 is a cross-sectional view illustrating a state of inserting into a pipe in FIG. 2.
Figure 4 is a cross-sectional view illustrating the tightening state after insertion in FIG.
5 is a cross-sectional view illustrating a state in which a plurality of protrusions are caught in FIG. 4.
6 is a cross-sectional view illustrating a state in which the fastening is completed with the fastening nut in FIG. 5.
7A, 7B, 7C, and 7D are cross-sectional views illustrating the packing top engagement of another embodiment of FIG.
8 is an explanatory view of a packing plane of the present invention.
9 is a packing plan cross-sectional view of another embodiment of the present invention.
10 is an enlarged perspective view of the protrusion body of FIG. 5;
11 is a diagram illustrating a conventional saddle
12 is a diagram illustrating a conventional inner washer
13 is a diagram illustrating a conventional branch pipe
14 is a diagram illustrating a conventional nut

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

1 is an exploded partial cross-sectional front view of an embodiment of the present invention, wherein the branch pipe 200 is generally cylindrical and has a threaded portion 290 at the outer periphery and a support 91 of the protrusion 90 inserted at the periphery of the inner surface at a predetermined distance. A plurality of grooves 267 will be formed, and the upper portion 71 of the tubular packing 70 will be integrally formed under the branch pipe. The packing 70 will have a tubular contact portion and the lower bottom surface thereof will be formed. In addition to the tubular expansion, which is a curved surface, an arrow-shaped curved wing piece 730 larger than the inlet hole diameter is integrally formed at the outer peripheral edge of the lower end, and a concave groove 717 is formed along the curved surface when the outer peripheral edge thereof is formed. ), Adhesives and caulking materials.

The saddle 100 is formed to be integrally formed with a curved wing piece surrounding the inlet hole periphery pipe outer surface is formed in the protruding pipe 150 is moved up and down while being picked up and wrapped around the branch pipe outer thread. In addition, as described in the saddle description of Patent Application No. 10-2004-0075290, projections are formed symmetrically on the inner surface and corresponding longitudinal grooves are formed at a predetermined distance above and below the outer periphery of the branch pipe 200 to rotate with nuts. The branching pipe cannot move along and moves up and down, and the supporting piece is formed between the saddle protruding pipe and the curved wing piece so that the branching pipe can be reliably positioned.

Nut 400 is a female screw is formed to tighten the branch outer thread portion and a plurality of protrusions 410 is formed on the outer surface to facilitate tightening.

The inner washer 300 has a protruding pipe 360 which is located on the inner surface of the branch pipe formed on the upper side of the curved wing piece 310 larger than the inlet hole, and the locking protrusion 92 inserted into the plurality of grooves of the inner surface of the branch pipe at the outer periphery of the protruding pipe. ) To form a groove 367 and the upper peripheral edge of the protruding tube outer surface is a bullet-shaped curved surface 364 is divided into two, up and down, and connected to one by a hinge 500. The inner washer may have a bulge 369 having the same inclined surface and the same curved surface as the bottom of the packing lower portion of the outer periphery of the protruding tube, and may protrude smaller than the inlet hole diameter on the wing piece.

Reference numeral 700 denotes a connecting pipe and an inlet hole 650 is formed in the pipe 600, and indicates a pipe outer surface 610 and a pipe inner surface 620.

FIG. 2 is a cross-sectional view illustrating the state before assembling FIG. 1 and inserting the pipe into the pipe, and FIG. 3 is a cross-sectional view illustrating the state inserted into the pipe in FIG. 2. In FIG. 1, the inner washer 300 is folded and inserted into the inlet hole. Lower packing 70 is integral and curved wing piece 730 larger than inlet hole diameter of packing 70 by pressing branch pipe in the state of tightening saddle and nut on branch pipe. A plurality of longitudinal grooves (725; see FIG. 9) inside the packing, overlapping and reducing the outer diameter to the inlet diameter, narrow the distance and consequently insert the one-touch into the inlet by reducing the outer diameter. It can be seen that.

4 is a cross-sectional view illustrating the tightening state after insertion in FIG. 3, wherein a packing curved wing piece larger than the restored inlet hole diameter same as that of FIG. 2 is restored, and the inner washer protrusion pipe is inserted into the inner surface of the branch pipe.

FIG. 5 is a cross-sectional view illustrating a state in which a plurality of protrusions are caught in FIG. 4, wherein an upper surface of the lower protrusion of the inner washer is inclined to the outward side and is curved at the same time, and the lower surface of the packing is curved. ) Slides from the top of the bulge and expands to indicate that the outer diameter of the packing curved wing is increased. At this time, the angle of the arrow-shaped curved blade pieces before expansion should be considered so that the enlarged arrow-shaped curved blade pieces closely adhere to the inner surface of the pipe.

6 is a cross-sectional view illustrating the state in which the fastening is completed with the fastening nut in FIG. 5, by further tightening the nut 400 fastened to the branch pipe to pressurize the upper surface of the saddle protruding pipe 150 to form a packing extension 73 integral with the branch pipe. By pressing and pressurizing the center of the packing with the inner washer curved wing piece 310 and the bulge 369, the soft packing material or the caulking material with good elasticity of the outer periphery of the packing leaks to the inner surface of the pipe, the periphery of the end of the inlet hole, and the inside of the inlet hole. It can be seen that by blocking the three to four times watertight. In addition, when the packing upper part 71 surrounding the lower part of the branch pipe is caught by the inner washer protruding pipe with a plurality of locking projections, the upper protrusion frame 711 may be pressed and watertight on the lower groove groove 211 of the branch pipe. At this time, the outer diameter of the packing curved blade piece 730 is larger diameter is pressed to the inner washer blade piece 310, indicating that the inner surface of the pipe is smooth.

7A, 7B, 7C, and 7D are cross-sectional views illustrating the packing top coupling state of another embodiment of FIG. 6, wherein the uneven parts corresponding to the lower side of the uneven pipe branch pipe of the upper part of the packing by screwing or uneven coupling are formed on the inner surface of the branch pipe. When the inner washer protruding tube 360 is caught in the locking projection of the packing upper uneven groove and branch pipe uneven portion may be variously compressed, tightly, watertight.

8 is an explanatory view of the packing plane of the present invention, forming a projection 720 at a predetermined height around the inner surface to form a supporting protrusion that is structurally stable to the packing, and at the same time, forming a longitudinal projection at the same position on the inner surface of the branch pipe and the inner washer. By forming a longitudinal groove corresponding to the protrusion above and below the outer periphery of the protruding tube, the inner washer protruding tube groove 367 is easily caught in the fixed position 92 of the branch pipe.

9 is a cross-sectional view of the packing plane according to another embodiment of the present invention, by forming a plurality of longitudinal grooves 725 along the curved lower surface of the tubular packing inner surface constant distance except the upper portion 71, the lower groove interval, As it is narrowed, the outer diameter of the packing can be reduced so that it can easily fit into the inlet.

10 is an enlarged perspective view of the projection body of FIG. 5, in which the support piece 91 inserted into the branch groove 267 and the lower side of the upper support piece and the lower side of the locking projection 92 which are inserted into the inner washer protruding pipe groove 367. It is integral with the elastic member 95 and slides the inclined surface 94 when the upper side of the inner washer protruding tube is pulled up, and the pressing space is narrowed and is circular by the elastic member 95 at the position of the protruding tube recess 367. A locking projection upper surface 92 is caught in 367 to prevent the inner washer from being pulled downward. At this time, the branch pipe inner groove 267, the support piece 91, the locking projection 92 may be curved in cross section and form a hole in the inner washer protruding pipe groove, and can be disassembled by pressing the locking projection with a pin or the like. Is a large number.

11 is a diagram illustrating a conventional saddle, FIG. 12 is a diagram illustrating a conventional inner washer, FIG. 13 is a diagram illustrating a conventional branch pipe, and FIG. 14 is a diagram illustrating a conventional nut, and a patent application 10-2004-0075290 filed by the present applicant. 5, 6, 7 and 8 of the arc, as shown in the detailed description of the first application, the projections 130 are formed symmetrically on the inner surface of the saddle 100 and the corresponding longitudinal grooves are formed up and down and protrude of the birds. It can be seen that a plurality of support portions are formed in dotted lines between the tube and the curved wing piece. In addition, the outer periphery of the nut 400 is formed with a plurality of protrusions 410 is utilized when tightening strongly with a tool or the like.

6: tensile line 70: tubular packing
71: upper part 72: center part
73: lower part (expansion) 710: upper groove groove
711: upper protrusion 717: yohomte
720: projection 725: longitudinal groove
727: soft packing material (caulking) 730: arrow-shaped curved wing piece
90: protrusion 91: support piece
92: locking projection 93: upper surface of the projection
94: inclined surface 95: elastic member
100: saddle 150: protrusion tube
211: lower groove of the branch pipe 220: protrusion frame
240: tension line hole 267: internal groove of the branch pipe
290: thread portion 300: inner washer
310: curved wing piece 360: protrusion tube
364: bullet curved surface 367: inner washer protrusion pipe groove
369: Dolphin 400: Nut
410: protrusion 500: hinge
600: main pipe 610: outer surface
620: inner surface 650: inlet hole
700 connector

Claims (21)

In the branch pipe socket attachment device for attaching the branch pipe to the inlet hole of the pipe,
The branch pipe is generally cylindrical from the top to the bottom, the screw portion is formed at a predetermined distance from the upper end to the lower end of the outer periphery, and a plurality of support piece insertion grooves of the protrusions are formed on the inner periphery of the predetermined distance and protrude the inner washer on the inner surface including the groove. Branch pipes are branched to form an integral packing top on the lower lower side;
The upper part is formed integrally with the lower part of the branch pipe while the lower part is curved, and the arrow-shaped curved wing piece larger than the inlet hole is integrated in the outer end of the lower end and the inner part of the tubular contact part has a tubular contact part. The peripheral edge is in contact with the inner washer protruding tube, and some of the outer circumference is in intimate contact with the circumference of the inlet hole, and the curved wing piece larger than the inlet hole is in contact with the inner periphery of the inlet pipe and protrudes the inner washer into the branch pipe inner surface. A watertight means consisting of a packing for expanding the outer diameter of the curved wing piece by expanding the tube-shaped enlarged portion having a curved lower surface of the packing to the outward side as the tube is forcibly pulled up;
The protruding pipe which is attached to the upper threaded part of the branch pipe and wrapped up and down is formed, and is formed with a curved wing piece which is integral with the lower side of the protruding pipe and is placed on the outer surface of the inlet hole peripheral pipe so that the branch pipe is correctly supported at the inlet hole and the correct position. Birds;
A fastening means that is tightened by the branch pipe threaded portion and comprises a nut for pressing the top surface of the saddle protruding pipe;
The protruding pipe which is inserted into the lower inner surface of the branch pipe is integrally formed on the upper side of the central hole of the curved wing piece larger than the inlet hole, and forms a groove corresponding to the engaging protrusion inserted into the plurality of grooves of the inner side of the branch pipe on the outer periphery of the protruding pipe, and the protruding pipe An inner washer that bisects the curved wing piece up and down and connects the curved wing piece end surface with a hinge; And
The support piece is inserted into the internal groove of the branch pipe, and the lower side of the support piece and the lower side of the locking protrusion, which is attached to the inner washer projecting pipe groove, are protrusions integrally formed with an elastic member, and the support piece of the protrusion is inserted into the internal pipe groove of the branch pipe. The inner washer protruding tube is forcibly pulled into the inner surface of the branch pipe where the locking projection is opened by the elastic member. Assembling means for the locking projection to be inserted into the inner washer projection tube groove;
Branch socket attachment device, characterized in that consisting of. The method of claim 1,
Branching socket attachment device characterized in that the protrusion body is formed to rotate up and down in the inner washer projection tube groove, and caught in the inner surface groove of the branch pipe. The method according to claim 1 or 2,
The branch pipe socket attachment device, characterized in that the supporting piece of the projection body inserted into the branch pipe groove or the inner washer groove integrally formed. The method according to claim 1 or 2,
The groove is formed in the lower periphery of the branch pipe, a projection frame corresponding to the groove in the lower peripheral edge of the branch pipe is formed in the upper portion of the branch pipe branch and socket is characterized in that the upper portion of the branch pipe is engaged with the packing. Device. The method according to claim 1 or 2,
Branch packing socket attachment device, characterized in that the packing formed a plurality of longitudinal grooves in the lower side in the lower peripheral portion of the packing inner surface constant distance. The method according to claim 1 or 2,
A branching pipe formed vertically on the inner surface of the packing, and having a vertical protrusion formed on the inner surface of the branch pipe at the same position as the packing vertical protrusion, and having a longitudinal groove corresponding to the vertical inner surface of the packing inner surface on the inner washer protrusion tube; The branch pipe socket attachment device, characterized in that the branch inner surface engaging projection and the inner washer projecting pipe groove is located in the same position. The method according to claim 1 or 2,
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece. The method according to claim 1 or 2,
Branching socket attachment device, characterized in that the outer diameter of the inner washer curved blade piece is formed the same or smaller than the diameter of the inlet hole. The method according to claim 1 or 2,
The inner washer socket attachment device, characterized in that the outer diameter of the inner blade curved piece is the same or smaller than the diameter of the inlet hole is an integral inner washer without the inner washer cross-section. The method of claim 3,
The groove is formed in the lower periphery of the branch pipe, a projection frame corresponding to the groove in the lower peripheral edge of the branch pipe is formed in the upper portion of the branch pipe branch and socket is characterized in that the upper portion of the branch pipe is engaged with the packing. Device. The method of claim 3,
Branch packing socket attachment device, characterized in that the packing formed a plurality of longitudinal grooves in the lower side in the lower peripheral portion of the packing inner surface constant distance. The method of claim 3,
A branching pipe formed vertically on the inner surface of the packing, and having a vertical protrusion formed on the inner surface of the branch pipe at the same position as the packing vertical protrusion, and having a longitudinal groove corresponding to the vertical inner surface of the packing inner surface on the inner washer protrusion tube; The branch pipe socket attachment device, characterized in that the branch inner surface engaging projection and the inner washer projecting pipe groove is located in the same position. The method of claim 3,
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece. The method of claim 4, wherein
Branch packing socket attachment device, characterized in that the packing formed a plurality of longitudinal grooves in the lower side in the lower peripheral portion of the packing inner surface constant distance. The method of claim 4, wherein
A branching pipe formed vertically on the inner surface of the packing, and having a vertical protrusion formed on the inner surface of the branch pipe at the same position as the packing vertical protrusion, and having a longitudinal groove corresponding to the vertical inner surface of the packing inner surface on the inner washer protrusion tube; The branch pipe socket attachment device, characterized in that the branch inner surface engaging projection and the inner washer projecting pipe groove is located in the same position. The method of claim 4, wherein
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece. The method of claim 5,
A branching pipe formed vertically on the inner surface of the packing, and having a vertical protrusion formed on the inner surface of the branch pipe at the same position as the packing vertical protrusion, and having a longitudinal groove corresponding to the vertical inner surface of the packing inner surface on the inner washer protrusion tube; The branch pipe socket attachment device, characterized in that the branch inner surface engaging projection and the inner washer projecting pipe groove is located in the same position. The method of claim 5,
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece. The method of claim 6,
The inner washer has a sloping surface on which the bottom of the packing is placed and a curved surface at the bottom of the protruding pipe, and the groove is smaller than the inlet hole diameter on the wing piece, and the groove corresponding to the vertical inner packing of the packing is formed in addition to the groove of the inner washer. Branch pipe socket attachment device, characterized in that formed on the dolcete. The method of claim 8,
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece. 10. The method of claim 9,
The inner washer is a branch pipe socket attachment device, characterized in that the bulge having the inclined surface and the curved surface is placed on the lower portion of the outer periphery of the protruding pipe protruding smaller than the inlet hole diameter on the wing piece.
KR1020100098978A 2010-10-11 2010-10-11 Blind branch outlet fitting system KR20120037303A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100098978A KR20120037303A (en) 2010-10-11 2010-10-11 Blind branch outlet fitting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100098978A KR20120037303A (en) 2010-10-11 2010-10-11 Blind branch outlet fitting system

Publications (1)

Publication Number Publication Date
KR20120037303A true KR20120037303A (en) 2012-04-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100098978A KR20120037303A (en) 2010-10-11 2010-10-11 Blind branch outlet fitting system

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Country Link
KR (1) KR20120037303A (en)

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