KR20080045396A - Blind branch outlet fitting system - Google Patents

Abstract

A blind branch outlet fitting system is provided to allow the blind branch outlet fitting system to be used for various pipes by facilitating installation thereof and ensuring high water-tightness. A blind branch outlet fitting system comprises a plurality of fixed protrusions(240) formed at the inner peripheral surface of a branch pipe(200) and having a slope. The branch pipe is inserted into inlet holes(650) formed in the lateral sides of a pipe(600). Cutting grooves(374) are formed at the peripheral portion of protrusion pipes(360) of inner washers(300) integrally formed with wing members(310) locked with the inlet holes. A rectangular locking hole, into which a locking member(20) passing through the protrusion pipe is inserted, and a pin shaft hole are formed in the cutting grooves in the direction of the rectangular locking hole.

Description

Branch Branch Outlet Fitting System

1 is an exploded front and partial perspective view of an embodiment of the present invention.

2A and 2B are cross-sectional views of FIG. 1 fastened to a pipe

Figure 3A is an enlarged perspective view of the locking body of one embodiment of the present invention

FIG. 3B is an enlarged partial cutaway perspective view of the FIG. 3A before coupling to the protuberance

3C is an enlarged partial cross-sectional view showing a state where the locking body is caught in the fixing protrusion

3D is an enlarged cross-sectional view showing a state of being caught in another part of FIG. 3C.

Figure 4A is an enlarged perspective view of the locking body of another embodiment of the present invention

FIG. 4B is an enlarged partial cutaway perspective view of the FIG. 4A before coupling to the protuberance

4C is an enlarged partial cross-sectional view showing a state where the locking body is caught by the fixing protrusion

4D is an enlarged cross-sectional view showing a state of being caught in another part of FIG. 4C.

Figure 5A is an enlarged perspective view of the locking body of another embodiment of the present invention

Figure 5B is an enlarged perspective view of the back of the locking body of another embodiment of the present invention

6A and 6B are a plan view and a front sectional view of the inner washer of FIG.

7A, 7B, and 7C are front cross-sectional, plan, and side views of one embodiment of a branch branch.

8A and 8B are top and front cross-sectional views of the birds

9A and 9B are cross sectional views of the nut

10 is an enlarged perspective view of the auxiliary ring washer;

[Description of Symbols for Main Parts of Drawing]

6: tension line 8: pin axis

20: jamming body 21: stopper

22: front side 23: back side

24: lower surface 25: pin shaft hole

26: upper surface 27: spring

28: rectangular pin shaft hole 29: side

44: hooking portion of the branch pipe inner surface (fixing protrusion; 240)

55: locking part of the protrusion tube (locking body; 20) 70: packing of the fallopian tube

71: packing outer part 72: packing center part

73: inner surface of the packing 74: groove

77: wrinkles 96: back wall

97: locking portion 98: support rod

100: Saddle 130: protruding pipe inner surface longitudinal protruding rail

150: saddle protrusion tube 200: branch branch pipe

201: wing piece 240: fixed protrusion

241: upper surface of the projection 242: projection inclined portion

245: internal protrusion 250: tension line hole

260: branch branch outer surface longitudinal groove 265: branch branch inner surface

282: protruding rails in the longitudinal direction below the inner surface of the branch pipe

284: lower surface of the branching branch 285: lower surface of the branching branch

286: outer surface of the branch pipe bottom 290: male thread outer surface of the branch pipe

300: inner washer 310: inner washer wing piece

360: protrusion tube 361: rectangular locking hole

362: upper surface of the protrusion pipe 365: cross section

366: spring space portion 369: upper pin shaft hole

370: protruding pipe side 374: cutting trough

380: longitudinal groove 400: nut

410: nut projection 500: hinge

600: main pipe 650: inlet hole

700: connector 900: auxiliary ring washer

Korean Utility Model Lamp No. 54114 (Branch Socket Attachment Device), Korean Utility Model Registration No. 5812 (Socket Attachment Device with Manned Wire), and Japanese Patent Application Laid-Open No. 4-203584 (Branch Coefficient) : July 24, 1992), Korea Utility Model Registration No. 54114 has an inner washer (split washer) in which the pipe is connected to the inlet (outlet) by the tension line so as to be caught on the inner surface of the inlet. Branch sockets with curved outer surface of the pipe, attach the packing to the bolt hole formed in the projection of the inner surface of the branch socket, tighten the bolt with the tightening part of the inner washer, and attach the branch socket to the outer surface of the pipe. If the external surface of the pipe is smooth, there is no problem in watertightness, but there is a problem that cannot be used when the external surface of the pipe is irregular, such as a double wall sewer pipe or a PVC DC pipe. When dirt passing as a sewage pipe has got a fastening portion for screwing the inner surface of the branch socket protrudes had this problem, because more waste is taken to have a plurality of screw had inconvenience in construction. Korean Utility Model Registration No. 5512 has a problem that the inner washer (cutting washer) has a rectangular shape, so that the inner washer of a completely circular shape cannot be spread over the inner surface of the pipe and there is a packing on the outer surface of the pipe. If the outer surface is irregular shape, there is a problem that can not be used. In Japanese Patent Laid-Open Publication No. 4-203584, a technique of pressurizing watertight packings by tightening the water pipes by rotating the inclined portion of the nibble-shaped water pipe short pipe on the saddle, and having different pipe types or different pipe thicknesses. Is larger than the standard or slanted, there is a problem with the fastening and watertight.

In order to solve the problems of the prior art described above, the inner washer protruding tube is caught from the branch by being pulled (one-touch) by a single pull (one-touch) of the inner washer. The development of technology makes it easy to install, and the inner washer protruding pipe, which is located inside the branch pipe, is secured evenly in any 360 ° area, so that even if the connection pipe is large, the structure and the packing for watertight sealing In addition to the normal packing, it eliminates the problem of watertightness and tightness of tightening the branch pipe inner surface and the inner washer even if the outer surface of the pipe is uneven by being in close contact with the inner pipe, as well as having the same inner diameter but different pipe thickness. Even if only one auxiliary ring washer is replaced, the provision of a watertight branch pipe socket attachment device It is technical problem that person wants to accomplish.

형 고정돌기(240)의 상면과 측면을 감싸는

형 또는

형의 양측벽(29)으로 된 걸림체(20 ; 도 5A 참고)로 하고, 절삭 홈통(374)에는 양측벽(29)과 날개편(201)이 관통될 걸림체 구멍을 형성하고, 상기 설명처럼 걸림체의 양측에 장방형 핀 축 구멍(28)을 형성하여서 된 걸림체(20)를 활용하면 돌출관의 장방형 걸림체 구멍을 돌출관 상면으로부터 충분한 높이로 형성하여 돌출관의 걸림 강도를 높이는 효과가 있다. 그리고, 내측와샤(300)의 돌출관(360) 측면(370) 주연부에는 고정돌기(240) 폭보다 넓은 상·하로 된 절삭 홈통(374)을 고정돌기 동일 위치, 동일 수로 형성하고 절삭 홈통 중심으로

형 또는

형의 걸림 체가 꼽히는 요홈을 형성하며 상면(26) 측면(29) 날개편(201) 이면(23)의 벽(96)을 형성하고 이에 걸림부(97)를 갖는 지지봉(98)을 일체로 형성하여서 된

형 또는

형의 걸림체(20)를 구비(도 5B 참고), 걸림체(20)의 걸림부(97)를 갖는 지지봉(98)을 절삭 홈통(374)에 형성한 지지봉 구멍에 꼽아 결합한 후 분기지관 하부로부터 내측와샤 돌출관을 끌어 당기거나 올릴 때 고정돌기 경사부를 따라 걸림체 전면(22)이 절삭 홈통(374) 속으로 들어가고 고정돌기 상면 위치에서 걸림체가 고정돌기를 감싸며 걸려 분기지관에서 내측와샤 돌출관을 하측으로 뽑아지지 못하게 하는 또다른 분기지관 소켓 부착장치가 된다.Protruding pipe of the inner washer 300 integral with the wing piece 310 is formed on the inner periphery of the branch pipe 200 has a plurality of fixing protrusions 240 having an inclined portion 242, and is caught on the inner surface of the pipe inlet hole 650. (360) The periphery of the side (370) is formed with the upper and lower cutting grooves 374 wider than the width of the fixing protrusions 240 formed in the same position, the same number of the fixing projections and penetrates to the inner surface of the protruding pipe horizontally to the cutting grooves (374). A rectangular locking hole 361 into which the locking body 20 is inserted and a pin shaft 8 hole 369 are formed in the direction of the rectangular locking hole 361 below the upper surface of the protruding tube 362 (see FIG. 3B). And a locking body 20 (refer to FIG. 3A) formed by forming a pin shaft hole 25 at the same position as the pin shaft hole 369 on one side of the upper surface 26. Plug the rectangular locking hole 361 and the pin shaft 8 through the pin shaft hole 369 and the pin shaft hole 25 through the locking body 20 to the inner washer protrusion tube , When pulling or raising the inner washer protruding pipe 360 from the lower portion of the branch pipe inner surface, the locking body front 22 is moved along the fixing protrusion inclined portion 242 into the rectangular locking hole hole 361 and the cutting trough 374. It rotates around the pin shaft 8 and comes out of the locking body front surface 22 at the fixing protrusion upper surface 241 and is caught on the fixing protrusion upper surface 241 (24; see FIG. 3C, FIG. 3D). Branch branch socket attachment device that prevents the inner washer protruding tube from being pulled downward from the branch pipe. At this time, the spring 27 is formed at the periphery of the pin shaft hole 25 of the catching body 20, and the inclined surface or the stopper 21 is formed so that the catching front 22 is flush with the protruding tube side surface 370 (Fig. 3A). The spring 27 may be integral with the locking body 20 or may be a separate spring. In addition, the pin shaft hole 369 is formed at the other side of the cutting tube 374 in the upper surface of the protruding tube upper surface 362 of the inner washer 300, and the spring space portion (2) is formed at both sides of the rectangular locking body hole 361. 366) (see FIG. 4B), the locking pin shaft hole 25 is formed as a rectangular pin shaft hole 28, and the other side has a rectangular pin shaft hole 28, and springs 27 on both sides of the front surface 22. 4), the spring 27 and the locking body 20 are inserted into the rectangular locking body hole 361 and the spring space portion 366, and the pin shaft hole 369 is formed by the pin shaft 8. It can also be set as a locking body through which the rectangular pin shaft hole 28 is coupled to each other. In addition, the upper portion of the locking body 20

Wrapping the upper and side surfaces of the type fixing protrusion 240

Mold or

The locking body 20 (refer FIG. 5A) of the both-side wall 29 of a die | dye is formed, In the cutting trough 374, the locking body hole through which the both side wall 29 and the blade piece 201 pass is formed, and the said description By using the locking body 20 formed by forming the rectangular pin shaft holes 28 on both sides of the locking body, the rectangular locking body hole of the protrusion tube is formed at a sufficient height from the upper surface of the protrusion tube to increase the locking strength of the protrusion tube. There is. The upper and lower cutting grooves 374, which are wider than the width of the fixing protrusion 240, are formed at the same position and the same number as the fixing protrusions at the periphery of the protruding pipe 360 and the side surface 370 of the inner washer 300.

Mold or

The support body 98 is formed integrally with the support body 98 having a recess 97 formed in the upper surface 26, the side 29, the wing piece 201, and the wall 96 of the back surface 23. By

Mold or

5B, the supporting rod 98 having the locking portion 97 of the locking body 20 is inserted into the supporting rod hole formed in the cutting trough 374, and then connected to the lower portion of the branch pipe. When pulling or raising the inner washer protruding tube from the upper surface of the locking body 22 into the cutting groove 374 along the fixing projection inclination, the locking body is enclosed by the locking projection at the upper surface of the fixing projection and is caught in the branch washer. It is another branch pipe socket attachment that prevents the plug from being pulled downward.

In addition to the usual packing, the packing for watertightness includes a packing inner surface 73 having a curved surface closely contacting the entire periphery of the pipe inlet hole inner surface 620 and a pipe-type packing or a tube-shaped packing inner and outer surface of the side surface of the pipe inlet hole 650. A packing tube 70 having a fallopian tube shape formed of a packing center portion 72 having a recess 74 or a pleat 77 formed therein and a packing outer surface portion 71 which is an upper end of the packing in the same direction. The lower inner and outer surfaces 284 and 286 or the lower surface 285 and the packing outer surface portion 71 are integrally formed, and the packing inner surface portion 73 is formed on the inner washer wing piece 310 and the inner surface of the pipe inlet hole 620. The packing 70 and the branch pipe may be integrally formed in a press-tight manner, and the packing outer surface 71 or the packing center portion 72 and the packing outer surface 71 may have a lower inner surface 284 and an inner washer. Press tightly between the sides of the protruding tube or seal the packing outer portion 71 or the packing center portion 72 and the packing outer portion 71 When the base tube to be pressure tight to 285 branch may be a separate tube and the lower packing 70.

In addition, the diameter of the wing piece is made small so that the bisected inner washer can enter the cylindrical tube-shaped protruding pipe and the wing piece 310 integrally therewith into the inlet hole 650 formed in the pipe 600. The inner washer projecting pipe has the same number of cutting grooves 374 and a rectangular locking body hole 361 in the same position as the branch fixing inner surface fixing protrusions, and the engaging body is coupled thereto, and has a separate auxiliary ring washer 900 having a curved surface. (See FIG. 10), the center of the bent portion is inserted into the pipe inlet hole, and the auxiliary ring washer is inserted into the cylindrical tube-type protrusion tube, and the protrusion tube is inserted into the branch pipe inner fixing protrusion 240. A plurality of latches of the hook is automatically hooked to the branch pipe projections, which is another branch pipe socket attachment device that prevents the inner washer from being pulled downward by one pull (one-touch). The curvature of the separate auxiliary ring washer to match the pipe curvature of the pipe diameter is different, just replace the auxiliary ring washer is a branch pipe socket attachment device used when the pipe diameter is different, wherein the bellows-type packing (70) The height is adjusted according to the pipe diameter in the formed central portion is to be watertight.

The two-sided wing piece of the inner washer may be connected to each other by a bent portion or a hinge 500, and the tension line 6 is connected to both sides of the protruding pipe 360, and the tensile line penetrates the upper part of the branch fixing pipe inner surface. Protruding portion 245 is formed, and the tensile line passes through the protruding tension line hole 250 from the bottom to the upper side, and a longitudinal groove 380 is formed on both sides of the inner washer (see FIG. 6) of the protruding tube, and the longitudinal direction to be engaged with it. The protruding rail 282 is formed in the lower portion of the branch pipe and pulls the tensile line from the inner surface of the branch pipe, and the groove 380 of the inner washer is inserted into the rail 282 in the longitudinal direction of the branch pipe. There is an advantage that makes the catch easier.

In addition, when the branch pipe socket attachment device having an inclination angle to the pipe 600, the protrusion pipe 150 integral with the saddle is formed to be inclined, and the bottom of the branch pipe moving up and down in the protrusion pipe is flush with the pipe outer surface. Formed to be inclined and the inclination angle of the protruding tube 360 and the wing piece of the inner washer at the same angle as the branching pipe is a branch pipe socket attachment device having an inclination angle.

Hereinafter, described with reference to the accompanying drawings the present invention.

1 is an exploded front view and a partial perspective view of an embodiment of the present invention, the saddle 100 (see Fig. 8A, 8B) and the male threaded portion 290 integrally formed on the upper portion formed on the outer surface and Branching pipe (200; see Fig. 7A, 7B, 7C) and branching pipe outer thread of the plurality of fixing protrusions 240 and the outer surface 71 of the fallopian tube-shaped packing 70 on the lower surface integrally A bisected inner washer 300 (see FIG. 6A, FIG. 6B) having a nut 400 (see FIGS. 9A and 9B) fastened to the portion 290 and a bisected inner washer wing piece 310 and a protruding pipe 360. At the same position as the branching pipe inner surface fixing protrusion 240 on the side of the protruding tube 360, and forming a catching body in the same number of cutting grooves 374 and the rectangular locking body hole 361, and a tensile line on the protruding tube 360. (6) is connected and passes through the branch line inner surface tension line hole (250). The connecting pipe 700 is inserted into the upper branching pipe inner surface, the inlet hole 650 into which the branching pipe enters is drilled in the main pipe 600.

2A and 2B are cross-sectional views of FIG. 1 being fastened to the pipe 600, and FIG. 2A shows the inward hole 300 by folding the inner washer 300 into the center of the hinge 500 of the inner washer while holding the tension line at the inner surface of the branch pipe. Put the inner tube (73) into the branch pipe size so that the fall tube tube packing (70) integral with the branch pipe (200) to enter the inlet hole, and put down to the branch pipe in the inlet hole and protrude saddle on the branch pipe In the state in which the tube 150 and the nut 400 are tightened, the inner washer is pulled into the inlet hole by pulling the tension line 6, and the fixing protrusion 240 formed on the inner surface of the branch pipe protrudes by pulling the tension line. Nut 400 in a state in which the inner washer protruding pipe 150 is not pulled out of the branch pipe and the catching body 20 inserted into the cutting trough 374 and the rectangular locking body hole 361 formed on the side of the tube 360. Rotating), pressurizing the upper surface of the saddle protruding tube 150, the fallopian tube form King doemeurosseo 70 inner part 73, the pressure on the inner washer blade piece 310 to which the water-tight.

2B is the same as the description of FIG. 2A in the fastened state when the pipe thicknesses are different. In the above fastening state, when the pipe 600 has a different thickness, the branch pipe 200 inserted into the pipe inlet hole 650 is adjusted up and down to tighten the saddle protruding pipe upper surface 140 with the nut 400. It can be seen that even if the inner diameter is the same, but the thickness is different and the pipe surface shape is different, it is a common branch pipe socket attachment device that can be used. If the pipe inner diameter is different, as described in the above [Configuration and Action], the inner washer blade piece curvature is not only possible by replacing the inner washer that is the same as the inner pipe curvature but also has an auxiliary ring washer function 900 having a separate wing piece function. Replace only with different curvature and it becomes a branch pipe socket attachment device that shows the same effect. In this embodiment, the bilateral inner washer was described, but in the bisected inner washer, the auxiliary ring washer functions as a wing piece to the inner washer formed in a narrower side of the wing piece in the vertical direction than the width of the wing piece having the hinge to be equal to the outer diameter of the branch pipe. By using the (900) can also be used for various pipe bore diameters. The hinge 500 of the inner washer wing piece may be integrally formed, and may be integrally formed with the hinge of the separate auxiliary ring washer.

3A is an enlarged perspective view of a locking body according to an embodiment of the present invention, and includes a rectangular locking hole penetrating horizontally through a cutting trough 374 to penetrate up and down the fixing protrusion 240 formed on the inner washer protruding tube side surface 370. It is a locking body 20 in which the pin shaft hole 25 was formed in the upper surface 26, the lower surface 24, the front surface 22, the rear surface 23, and one side of the upper surface 26 so that the sieve hole 361 may be included. If necessary, a spring 27 is formed at the periphery of the pin shaft hole 25, and a stopper 21 is formed at the other side. The stopper prevents the catching body front 22 from coming out of the rectangular catching hole by making the inclined surface of the protruding pipe and the catching member side larger than the width of the catching body 22. The spring 27 is rotated about the pin shaft when the force is applied to the front face 22 while the spring shaft 27 is engaged with the inner washer protrusion tube pin shaft hole 369 by the pin shaft 8. It can be made integral with the locking body and may be separate because it is to be reshaped.

3B is an enlarged partial cutaway perspective view of FIG. 3A before coupling to the protruding tube, wherein the cutting groove 374 is formed on the inner side of the inner side of the protruding tube side 370 at the same position and the same number of the fixing protrusions, but the fixing protrusions A rectangular locking body hole 361 is formed to be penetrated downwardly and into which the locking body 20 of FIG. 3A is inserted into the cutting trough 374 horizontally, and the locking pin shaft is formed on the upper surface of the protruding tube 362. The pin shaft hole 369 is penetrated to the lower surface of the rectangular locking body hole 361 at the same position as the hole 25. At this time, the cutting trough 374 may have the same width of both sides, but when the inner washer protruding tube 360 is pulled into the branch pipe inner surface, the locking body front 22 is pinned along the fixing protrusion inclined portion 242. Since it rotates about an axis, it is preferable to set the cutting groove 374 and the pin shaft life saving 369 side into the cutting groove 374 of the shape narrower than the other side.

3C is an enlarged partial cross-sectional view showing a state where the locking body is caught by the fixing protrusion, and the lower surface 24 of the locking body coupled to the inner washer protruding pipe is caught on the upper surface of the branching pipe inner fixing protrusion 241, and the inner washer in the branch pipe is caught. Indicates that the protrusion tube cannot be pulled out.

3D is an enlarged cross-sectional view showing a state of being caught in another portion of FIG. 3C. In FIG. 3C, the locking body 20 penetrates through the cutting trough 374 of the protruding pipe 360, and FIG. 3D shows the fixing protrusion 240. Since the pin shaft 8 is a cross-sectional view of the portion where the pin shaft 8 is plugged in, the locking body 20 is inserted into the rectangular locking hole 361 to indicate that the upper surface 26 of the locking body is completely caught in the protruding tube 360.

4A is an enlarged perspective view of a locking body of another embodiment of the present invention, in which the pin shaft hole 25 is a rectangular pin shaft hole 28 in the locking body 20 of FIG. 3A, and the same rectangular pin shaft hole 28 is also applied to the other side. ) And is formed on both sides of the front face 22 of the spring 27. Insert the pin shaft 8 through the protruding tube pin shaft hole 369 into the rectangular pin shaft hole 28, and the front surface 22 of the catching body 20 passes through the fixing protrusion and the fixing protrusion upper surface 241 at the position. When the catching body is caught by the spring 27 on the upper surface of the fixing protrusion 24, the protruding tube side surface 370 and the catching body front surface 22 become a rectangular pin shaft hole 28 having a clearance therebetween. have.

FIG. 4B is an enlarged partial cutaway perspective view of FIG. 4A before coupling the protrusion to the protrusion tube, and in FIG. 3B, a space 366 is formed at both lower sides of the rectangular locking hole 361 to bend the hook spring 27 and the protrusion tube is formed. The upper surface shows that the pin shaft hole 369 has the pin shaft hole in which the latch body rectangular pin shaft hole 28 of FIG. 4A is plugged is formed in the same position.

FIG. 4C is an enlarged partial cross-sectional view showing a state where the locking body is caught by the fixing protrusion. In FIG. 3B and FIG. 3C, the locking body rotates around the pin shaft 8, but FIG. 4C is rectangular because the locking body has pin shafts at both sides. It is different from the sliding holes in the side by side like sliding doors.

4D is an enlarged cross-sectional view showing a state of being caught in another portion of FIG. 4C, and is the same as the description of FIG. 3D.

형,

형상으로 한 걸림체이며, 도 4A에서 고정돌기(240) 상면과 양측면을 감싸게 양측벽(29)과 그 사이에 상면(26)을 형성하여 돌출관의 절삭 홈통(374)에 양측벽(29)과 상면(26) 부위가 꼽히고 양측벽(29)의 양 날개편(201)에 도 4A의 장방형 축 구멍(28)이 형성된다. 물론, 내측와샤 돌출관에는

형 걸림체(20)가 관통되게 장방형 걸림체 구멍(361)도

형상으로 형성한다. 필요에 따라

형 걸림체를

형으로 하여도 동일 효과를 나타낸다. 이같은

형,

형 걸림체는 도 4C처럼 고정돌기 상면(241)에 걸림체 하면(24)이 걸리고, 도 4D와 다 르게 고정돌기 상면(241)보다 하측에 날개편이 형성되어 있으므로 돌출관(360) 높이를 낮추거나 더욱 강력하게 걸리게 하는 효과가 있다.Figure 5A is an enlarged perspective view of a locking body of another embodiment of the present invention, the locking body 20 of Figure 4A

brother,

It is a locking body having a shape, and both side walls 29 in the cutting groove 374 of the protruding pipe by forming the upper surface 26 between the two side walls 29 and the upper surface and both sides of the fixing projection 240 in Figure 4A. And the upper surface 26 part is formed, and the rectangular shaft hole 28 of FIG. 4A is formed in the both wing pieces 201 of the both side wall 29. As shown in FIG. Of course, the inner washer

The rectangular locking body hole 361 also penetrates the locking member 20.

It is formed into a shape. As required

Mold stops

Even in the case of the mold, the same effect is obtained. Like this

brother,

The type locking body is caught by the lower surface of the locking body 24 on the fixing protrusion upper surface 241 as shown in Figure 4C, lowering the height of the protruding tube 360 because the wing piece is formed below the fixing protrusion upper surface 241 different from Figure 4D. Or more powerfully.

5B is an enlarged perspective view of the rear surface of the locking body according to another embodiment of the present invention, wherein the rear surface of the locking body is a rear wall 23 and forms a supporting rod 98 having a locking portion 97 and an inner washer protrusion tube. If the cutting groove is formed with a support bar hole to forcibly insert a support rod having a locking jaw of the locking body into the support rod hole, the locking body is sliding and close to the upper surface 241 of the fixing protrusion as much as the support rod clearance of the inner surface of the protrusion tube. ) Is a circle by the spring 27 and is a locking body that prevents the inner washer protruding tube from being pulled downward from the branch pipe. In this case, the rectangular pin shaft hole 28 on the blade piece of Fig. 5A is not necessary, and therefore the pin shaft hole 369 and the pin shaft 8 are not used.

6A and 6B are a plan view and a front sectional view of the inner washer of FIG. 2, wherein the inner washer 300 is integrally formed with the wing piece 310 and the protruding pipe 360, and is bisected into a cross-section 365. The wing piece 310 is connected to the hinge 500, which is a bent portion, and becomes a wing piece 310 having the same curvature as the inner surface 620 of the pipe, and the inner washer protruding tube side-sons as shown in FIGS. 3A and 3B. The locking body 20 is formed with a cutting trough 374 and a rectangular locking body hole 361, and the locking body 20 is coupled to the pin shaft 8.

7A, 7B, and 7C are front cross-sectional views, plan views, and side views of one embodiment of a branch pipe, wherein a male screw portion 290 and a longitudinal groove 260 are formed on an outer surface of the branch pipe to protrude an inner surface of the saddle protrusion pipe ( 130 (see FIGS. 8A and 8B), the branch pipe is movable up and down, and the branch pipe 200 does not turn together when the nut 400 is tightened. The packing 70 in the form of a fallopian tube integral with the lower surface of the branching branch is the same as that described in [Configuration and Action] and FIG. 3A, 3B, a plurality of fixing protrusions 240, which are latching portions 44, are formed on the inner surface of the branch pipe, and as shown in FIG.

8A and 8B are top and front cross-sectional views of the birds. A curved surface is formed to be in close contact with the pipe outer surface 610, and the upper surface of the protruding tube 150 integral with the pipe becomes a flat surface so that the nut 400 can be pressed, and the saddle protruding tube inner surface 120 has a longitudinal groove on the outer surface of the branch pipe. 260 may be formed to form a protruding rail 130 in the longitudinal direction to be engaged.

9A and 9B are front and cross-sectional views of the nut, with female threads formed on the inner surface and a plurality of protrusions 410 formed on the outer surface, thereby being able to be tightened with a designated tool.

10 is an enlarged perspective view of the auxiliary ring washer, as described above in the [Configuration and Action] auxiliary ring washer to function as a separate wing piece to match the curvature in the same direction as the curvature of the lower surface of the protruding pipe On the inner surface of the washer can be formed a projection engaging the longitudinal groove 380 of the projection tube, of course, the hinge 500 or the bent portion formed on the wing piece 310 of the inner washer 300 is divided into the secondary ring washer cross-section There is a fold when put into the inlet (650).

The present invention is characterized in that the locking body formed on the inner projection of the inner washer to the fixing projection formed on the inner side of the branch pipe is automatically caught by the inner washer protrusion tube from the inner surface of the branch by a single pull (one-touch) Pressing an integral fallopian-shaped packing only on the inner surface of the pipe produces a watertight effect.It is common to replace only one auxiliary ring washer even when the pipe surface is different or the pipe diameter is the same and the pipe thickness is different from the pipe inner diameter. It is a useful invention that can be used as a branch pipe socket attachment device that can be used as a simple, easy installation and watertight.

Claims (8)

In the branch pipe socket attachment device for attaching the branch pipe to the inlet hole 650 drilled on the side of the pipe 600, a plurality of fixing protrusions 240 having inclined portions 242 are formed on the inner peripheral edge of the branch pipe 200 and In the periphery of the protruding pipe 360 and the side surface 370 of the inner washer 300 integral with the wing piece 310 caught on the inner surface of the pipe inlet hole 650, the upper and lower cutting grooves wider than the width of the fixing protrusion 240 ( 374 is formed at the same position and the same number of fixing projections, and the rectangular locking body hole 361 and lower side of the upper surface of the protruding tube 362 into which the locking body 20 is inserted into the cutting groove 374 to penetrate the inner surface of the protruding tube horizontally. The pin shaft 8 hole 369 is formed in the direction of the rectangular locking body hole 361, and is pinned to the rectangular locking body hole 361 and located at the same position as the pin shaft hole 369 on one side of the upper surface 26. The locking body 20 formed by forming the hole 25 is provided, and this is pinned to the rectangular locking body hole 361, and the pin shaft 8 is pin pin hole. 369 and the pin shaft hole 25, the engaging body 20 is coupled to the inner washer protruding tube, and then the upper surface of the fixing projection 241 when pulling or raising the inner washer protruding tube 360 from the lower portion of the branch pipe inner surface. A branch pipe socket attachment device, characterized in that the locking body (24) is caught to prevent the inner washer protruding tube from being pulled downward from the branch pipe. The inclined surface or stopper 21 according to claim 1, wherein a spring 27 is formed at the periphery of the locking body 20 pin shaft hole 25, and the locking body front surface 22 is flush with the protruding tube side surface 370. Branching socket attachment device, characterized in that formed. The pin shaft hole 369 is formed also in the other side of the cutting trough 374, and the locking body 20 pin shaft hole of the protrusion tube upper surface 362 of the inner washer 300 is formed. A rectangular pin shaft hole 28 is formed on the other side with 25 as the rectangular pin shaft hole 28, and the locking body 20 is inserted into the rectangular locking hole hole 361, and the pin shaft hole is used as the pin shaft 8. A branch pipe socket attachment device, characterized in that the coupling through the 369 and the rectangular pin shaft hole (28). The method of claim 3, wherein the locking body 20

Having both side walls 29 surrounding the shaped fixing protrusion 240

Mold or

A branch pipe socket attachment device, characterized in that the locking member 20 is formed, and the protruding tube rectangular locking member hole 361 is formed so that the locking member is inserted. According to claim 1 or 2, the inner surface of the pipe inlet 620 inside the tubular packing or the control packing of the packing inner surface portion 73 and the side surface of the pipe inlet hole 650 having a curved surface in close contact with the entire peripheral portion. A packing center portion 72 having a recess 74 or a pleat 77 formed on the outer surface thereof and having a packing 70 in the form of a fallopian tube made of a packing outer surface 71 which is the upper end of the packing in the same direction. ) The lower inner and outer surfaces 284 and 286 or the lower surface 285 and the packing outer surface 71 are integrally formed, and the packing inner surface 73 is formed on the inner side of the inner blade section 310 and the inner surface of the pipe inlet hole 620. A branch pipe socket attaching device, characterized in that the pressure seal is placed between the). 6. The lower part of the branch pipe and the outer surface of the packing according to claim 5, wherein the packing outer surface 71 or the packing center portion 72 and the packing outer surface 71 are press-tightly sealed between the branch pipe lower inner surface 284 and the inner washer protruding pipe side. Branch pipe socket mounting cabinet, characterized in that the section 71 is separated The branching pipe lower portion and the packing outer surface portion 71 are press-sealed so that the packing outer surface portion 71 or the packing center portion 72 and the packing outer surface portion 71 are press-sealed to the branch pipe lower surface 285. Branching socket attachment device, characterized in that separated. In the branch pipe socket attachment device for attaching the branch pipe to the inlet hole 650 drilled on the side of the pipe 600, a plurality of fixing protrusions 240 having inclined portions 242 are formed on the inner peripheral edge of the branch pipe 200 and In the periphery of the protruding pipe 360 and the side surface 370 of the inner washer 300 integral with the wing piece 310 caught on the inner surface of the pipe inlet hole 650, the upper and lower cutting grooves wider than the width of the fixing protrusion 240 ( 374) is formed in the same position, the same number as the fixing projections

Mold or

The support member 98 is formed integrally with the support rod 98 having a recess 97 formed in the wall 96 of the upper surface 26, the side 29, the wing piece 201, and the rear surface 23 of the wing piece 201. By

Mold or

The support rod 98 having the locking member 20 of the shape and the locking portion 97 of the locking body 20 is inserted into the supporting rod hole formed in the cutting trough 374, and then the inner washer protrudes from the bottom of the branch pipe. When the tube is pulled up or raised, the catching body front 22 enters the cutting trough 374 along the fixing protrusion slope, and the catching body wraps around the fixing protrusion at the upper position of the fixing protrusion, and pulls the inner washer protruding tube downward from the branch pipe. Branch socket attachment device, characterized in that not supported.

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