KR101582312B1 - Valve for connecting plumbing - Google Patents

Abstract

The present invention prevents the leakage of the fluid flowing from the inflow pipe P1 during the connection of the inflow pipe P1 and the inflow pipe P2 to allow the fluid to flow, To a pipe joint valve capable of simply ensuring the flow of the fluid after completion of the connection between the discharge pipes (P2).

Description

[0001] VALVE FOR CONNECTING PLUMBING [0002]

The present invention relates to a pipe joint valve, and more particularly, to a pipe joint valve for temporarily interrupting a fluid introduced from an inlet pipe during a joint operation between an inlet pipe and a discharge pipe to prevent leakage, To a piping connection valve for ensuring the flow of the piping.

Generally, a pipe for introducing and discharging a fluid, that is, a pipe for conveying, may be broken or torn due to an external impact, resulting in leakage of the fluid. In this case, the pipe should be quickly joined.

FIG. 1 is an exploded perspective view showing a jointing coupling of a cold-warming pipe according to the prior art document (Patent No. 0202050), and FIG. 2 is an exploded perspective view showing a coupling for a cold- 3 is a longitudinal sectional view showing a coupling for coupling of cold and hot water pipes according to the prior art, and FIG. 4 is a longitudinal cross-sectional view showing a joint for a cold and hot water pipe according to the prior art And Fig.

As shown in Figs. 1 to 4, the joints of the cold and hot water pipes according to the prior art documents are formed in such a manner that the ends of the joints of both pipes 1 and 1a to be connected are connected to the inside The upper and lower couplings 10 and 10a can be used to fasten the outer portions of the upper and lower couplings 10 and 10a to the upper and lower couplings 10 and 10a formed in the middle portion of the inner circumferential surface of the inner circumferential surface. Inner circumferential grooves 12 and 13 are formed on both inner circumferential surfaces of the inner and outer circumferential surfaces of the upper and the lower coupling by summing the width of the hard ring and the expansion and contraction width t and t1 by the thermal expansion coefficient of the pipe, Through the through holes 14 and 15 of the upper and lower couplings to the left and right rigid rings 20 and 20a of the semicylindrical body through the insertion holes 14 and 15 coinciding with the grooves, The upper and lower fastening ends (21, 22) are bolts and nuts, and the positions of the left and right rigid rings are located in the middle of the insertion hole. So as to form a clearance gap (t, t1).

However, the joint coupling of cold / hot water pipes according to the prior art documents is made up of a number of parts, so productivity and assemblability are greatly reduced. Particularly, the joints are operated in a state in which the fluid flows in both pipes 1 and 1a The fluid can not be effectively blocked, and waste and damage caused by the leakage can not be avoided.

Korean Patent Publication No. 0202050 (Coupling for Coupling of Cold and Hot Water Pipes)

An object of the present invention is to provide a piping system capable of temporarily preventing fluid from entering from an inlet pipe during a connection operation between an inlet pipe and a discharge pipe to prevent leakage and to ensure the flow of fluid after completing the connection between the inlet pipe and the discharge pipe Thereby providing a joint valve.

It is an object of the present invention to provide a pipe joint valve capable of more thoroughly preventing leakage of fluid during a joint operation of an inlet pipe and an inlet socket and during a joint operation of a discharge pipe and a discharge socket.

It is an object of the present invention to provide an apparatus and a method for manufacturing an apparatus that allows an inwardly engaging jaw to be easily pulled into an inflow bundle while an inwardly engaging jaw spans over a first jaw, And the pipe bundle can be easily pushed out from the inflow bundle while being struck.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a piping joint valve capable of maximizing productivity, assemblability, and storability by allowing the inflow bundle and the discharge bundle to be simply completed with one set by a forward and backward nut.

According to an aspect of the present invention,

A piping joint valve for connecting a fluid inflow pipe and a discharge pipe,

An inflow bundle having an inflow valve communicating with the inflow socket while having an inward protruding jaw and having an outward thread,

A discharge socket communicating with the discharge socket to receive the discharge pipe and having a tight contact portion which is in close contact with the inwardly protruding jaw to prevent the inflow of fluid when the discharge socket is advanced into the discharge valve, And a discharge valve having an outwardly engaging jaw and having a side opening so as to allow the fluid to flow to the discharge pipe,

Wherein the valve body has an inwardly engaging jaw extending over the outwardly engaging jaw and is screwed to the outward thread to advance the discharge valve into the inlet valve during forward rotation and to reverse the discharge valve from the inlet valve during reverse rotation, The inclusion of a nut is regarded as a basic feature of the technical construction.

The present invention has the effect of temporarily preventing the fluid flowing from the inlet pipe during the connection of the inlet pipe and the outlet pipe to prevent leakage and to ensure the flow of the fluid after completing the connection between the inlet pipe and the outlet pipe have.

The present invention temporarily obstructs the flow of fluid in such a way that the inflow tube is connected to the inflow tube, thereby more thoroughly preventing the leakage of the fluid during the connection of the inflow tube and the inflow socket and during the connection of the discharge tube and the discharge socket. There is an effect that can be done.

The present invention has the effect of thoroughly preventing the waste of the fluid in the jointing operation of the inlet pipe and the discharge pipe, that is, energy waste

In the present invention, when the forward and backward nut is rotated in the forward direction, the inwardly engaging jaws extend over the first jaws so that the discharge bundle can be easily drawn into the inflow bundle while the inwardly engaging jaws collide with the second jaws during reverse rotation of the forward- So that the discharge bundle can be easily pushed out from the bundle.

In the present invention, the inflow bundle and the discharge bundle can be easily completed in one set by the forward and backward nuts, thereby maximizing the productivity, assemblability, and storage.

The present invention has a tapered surface at the close contact portion so as to be slidably brought into close contact with the inwardly protruding jaw, thereby maximizing the adhesion force, thereby more effectively preventing leakage of the fluid during the joint operation.

The present invention has the effect that the close contact part is simply constituted by the shaft having the disc supporting the rubber packing, and is assembled in the discharge valve in an assembled manner, so that the production can be realized more easily and quickly.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a coupling for a cold and hot water piping according to the prior art. FIG.
Fig. 2 is a cross-sectional view showing a joint for coupling of cold and hot water pipes according to prior art documents; Fig.
3 is a vertical cross-sectional view showing a coupling for coupling of cold and hot pipes according to the prior art.
Fig. 4 is a plan view showing a joint for coupling of cold and hot pipes according to prior art documents; Fig.
5 is an exploded perspective view showing a pipe joint valve according to the first embodiment of the present invention.
6A is a sectional view of a pipe joint valve according to the first embodiment of the present invention during a jointing operation.
FIG. 6B is a cross-sectional view showing the pipe joint valve according to the first embodiment of the present invention after completion of the joint. FIG.
7 is an exploded perspective view showing a pipe joint valve according to a second embodiment of the present invention;
8A is a sectional view of a pipe joint valve according to a second embodiment of the present invention during a jointing operation.
FIG. 8B is a cross-sectional view showing the pipe joint valve according to the second embodiment of the present invention after completion of the joint. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a piping joint valve according to the present invention will be described with reference to the drawings, and there can be a plurality of embodiments thereof, and the objects, features and advantages of the present invention can be better understood .

FIG. 5 is an exploded perspective view showing a pipe joint valve according to a first embodiment of the present invention, FIG. 6A is a cross-sectional view showing a pipe joint valve according to the first embodiment of the present invention, FIG. Sectional view showing the piping joint valve according to the first embodiment after completion of jointing.

The piping joint valve according to the present invention connects the inflow pipe P1 and the discharge pipe P2 enabling the fluid to flow and temporarily interrupts the fluid flowing from the inflow pipe P1 during the jointing operation, ) And the discharge pipe (P2), it is designed so that the flow of the fluid can be simply ensured.

More specifically, the piping coupling valve according to the present invention can be easily completed with three configurations as shown in FIGS. 5 to 6B, namely, the inflow bundle 10, the discharge bundle 20, and the forward and backward nut 30 .

The inflow bundle 10 has an inflow socket 11 which is compressed and joined while receiving the inflow pipe P1 and an inward protruding protrusion 12a communicating with the inflow socket 11 while having an outward thread 12b And an outlet valve 12. The outlet bundle 20 is connected to a discharge socket 21 that receives and pressurizes the discharge pipe P2 and is connected to the outlet socket 21 and is advanced into the inlet valve 12 And has a tight contact portion 22b which is in close contact with the inwardly protruding protrusion 12a to block the inflow of the fluid while allowing the fluid to pass through the inflow valve 12 and to flow into the discharge pipe P2. And a discharge valve 22 having an outward locking stop 22a at the same time as the forward and backward nuts 30a and 30b have an inward locking stop 31 extending over the outward locking stop 22a, 12b so as to advance the discharge valve 22 into the inlet valve 12 and rotate in the reverse direction So that the discharge valve 22 can be retracted from the inlet valve 12. [

The pipe joint valve according to the present invention is characterized in that the inflow pipe (11) is compressed into an inflow pipe (P1) for inflowing fluid as shown in FIG. 6A, and the inflow bundle (10) Is turned in the forward direction so that the close contact portion 22b of the discharge valve 22 is brought into close contact with the inward protruding protrusion 12a of the inflow valve 12 to discharge the fluid toward the inflow bundle 10 And pulls the bundle 20.

In this way, by temporarily interrupting the flow of the fluid in the state in which the inflow pipe (11) is connected to the inflow pipe (P1), the inflow pipe (P1) and the inflow pipe (11) It is possible to more thoroughly prevent the leakage of the fluid during the jointing operation of the discharge socket 21. [

Then the discharge socket 21 is pressed against the discharge pipe P2 so that the discharge bundle 20 is continued and the forward and backward nut 30 is rotated in the opposite direction again so that the close contact portion 22b of the discharge valve 22 The flow of the fluid is introduced via the inflow pipe P1, the inflow sockets 11 and the inflow valve 12 so as to be separated from the inward protruding protrusions 12a of the inflow valve 12, The valve 22, the discharge socket 21 and the discharge pipe P2 so that the connection between the inlet pipe P1 and the discharge pipe P2 can be realized in a simple manner with the loss of the fluid being minimized .

At this time, the O-ring R is fitted into the outer peripheral edge of the discharge valve 22 to be brought into close contact with the inner peripheral edge of the inflow valve 12, so that the joint operation between the inflow pipe P1 and the discharge pipe P2, To be more thoroughly prevented.

Similarly, it is also possible to thoroughly prevent the leakage of the fluid at the time of the connection with the inflow pipe (P1) and the discharge pipe (P2) by sandwiching the O-ring (R) sandwiched between the inflow sockets (11) to be.

On the other hand, the outward locking jaw 22a has a first jaw a1 and a second jaw a2 spaced apart from each other on the outer periphery of the discharge valve 22, So that it can be interposed between the jaw a1 and the second jaw a2.

When the forward rotation nut 30 rotates in the forward direction, the inward catching jaw 31 spans the first jaw a1 so that the discharge bundle 20 can be easily pulled into the inflow bundle 10 while the forward and backward nuts 30 The inwardly engaging jaws 31 collide with the second jaws a2 so that the discharge bundle 20 can be simply pushed out of the inflow bundle 10. [

The forward and backward nut 30 is further provided with an inward limit stop 32 so that the forward and backward nut 30 is not separated from the outward thread 12b in the reverse rotation so that the forwarding and retracting nut 30, So that it can be simply completed with one set.

On the other hand, the close contact portion 22b has a tapered surface b1 so as to be in sliding contact with the inwardly projecting protuberance 12a, thereby maximizing the adhesion force so that leakage of the fluid during the joint operation can be more thoroughly prevented.

FIG. 7 is an exploded perspective view illustrating a pipe joint valve according to a second embodiment of the present invention, FIG. 8A is a cross-sectional view of a pipe joint valve according to a second embodiment of the present invention, FIG. Sectional view showing the piping joint valve according to the second embodiment after completion of the jointing.

7 to 8B, the tight fitting portion 22b applied to the pipe joint valve according to the second embodiment of the present invention is inserted into the discharge valve 22 and then exposed to the outside, A shaft b2 and a rubber packing b4 sandwiched between the shaft b2 and being in contact with the inward protruding step 12a while being supported by the disc b3.

The adhered portion 22b is simply constituted by the shaft b2 having the disc b3 for supporting the rubber packing b4 so as to be assembled in the discharge valve 22 so as to be easily and quickly realized .

The present invention can be used in industrial fields that connect the inlet pipe and the outlet pipe which allow the flow of fluid such as tap water or hot water or cold water even industrial oil.

P1: inlet pipe P2: outlet pipe
10: Inflow bundle 11: Inflow socket
12: inlet valve 12a: inwardly protruding jaw
12b: outward thread 20: exhaust bundle
21: Discharge socket 22: Discharge valve
22a: outward jaw jaw a1: first jaw
a2: second tuck 22b: tight contact portion
b1: Taper surface b2: Shaft
b3: Disc b4: Rubber packing
22c: side through hole 30: forward / backward nut
31: inward locking jaw 32: inward limiting jaw
R: O-ring

Claims (7)

A pipe joint valve for connecting a fluid inflow pipe (P1) and a discharge pipe (P2)
An inflow valve 12 having an outward thread 12b and an inwardly protruding protrusion 12a communicating with the inflow socket 11 while receiving the inflow pipe P1, (10) having an inlet port
A discharge socket 21 which receives the discharge pipe P2 and is connected to the discharge socket 21 and is in close contact with the inwardly protruding protrusion 12a when it is advanced into the inflow valve 12 while communicating with the discharge socket 21, And has a side through hole 22c for allowing the fluid to flow through the discharge pipe P2 when the fluid flows backward from the inlet valve 12 and at the same time an outwardly engaging jaw 22a (20) having a discharge valve (22) having a discharge port
The outlet valve 22 is screwed into the outward thread 12b while having an inwardly engaging step 31 that extends over the outwardly facing stopping jaw 22a to advance the discharge valve 22 into the inlet valve 12, And a forward / backward nut (30) for moving the discharge valve (22) backward from the inlet valve (12) during rotation. The method according to claim 1,
And an O-ring (R) fitted to the outer periphery of the discharge valve (22). The method according to claim 1,
And an O-ring (R) fitted in the inner circumference of the inlet socket (11) and the outlet socket (21), respectively. The method according to claim 1,
The outward locking jaw 22a has a first jaw a1 and a second jaw a2 spaced apart from each other at an outer periphery of the discharge valve 22,
(31) is interposed between the first jaw (a1) and the second jaw (a2). 5. The method of claim 4,
And the forward / backward nut (30) has an inward limit stop (32) so as not to be detached from the outward thread (12b) during reverse rotation. 6. The method according to any one of claims 1 to 5,
, And the tight contact portion (22b) has a tapered surface (b1) to be slidably brought into close contact with the inwardly projecting step (12a). 6. The method according to any one of claims 1 to 5,
The tight contact portion 22b is inserted into the discharge valve 22 and then exposed to the outside and at the same time a shaft b2 having a disk b3 and a shaft b2 sandwiched between the shaft b2 and the disk b3, And a rubber packing (b4) supported on the inward protruding step (12a) while being supported.

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