KR200446302Y1 - Pipe for unit bath room - Google Patents

Abstract

The present invention relates to a UBR (Unit Bath Room) piping, and in particular, to provide a fastening method using the end deformation of the pipe and a fastening nut, etc. for coupling the adapter and the pipe to break away from the conventional welding coupling method and,

In addition, by bending to change the direction of the pipe does not use a conventional elbow tube,

The present invention relates to a prefabricated bathroom tubing that minimizes the possibility of harmful substances entering and joining to the joining site, is capable of being assembled and disassembled, and has improved durability and watertightness without corrosion caused by conventional welding joining.

In order to implement this, the tub assembly for the bathroom assembly and improved durability and watertightness according to the present invention, the adapter having a body having a flow path and a male thread is formed on the outer peripheral surface and the flow passage connected to the flow path chamber; A pipe including a protrusion which is doubled inwardly after the end is expanded and forms a double layer, and an insertion portion extending from the protrusion; A fitting hole having a diameter corresponding to the pipe at one end, a female threading line engaged with a male threaded line of the adapter at the other end, and between the fitting hole and the corresponding fastening part. A tightening nut which is formed and includes a stepped portion on which a protrusion of the pipe is seated to fix the pipe to the adapter; And a first sealing member provided at the stepped portion of the tightening nut and the protrusion of the pipe or the end of the fastening portion of the adapter and the protrusion of the pipe, or both.

The protrusion of the pipe is in contact with the end of the fastening portion of the adapter, the insertion portion is inserted with a diameter corresponding to the fastening portion flow path of the adapter, characterized in that the pipe has a bent portion by the bending process.

Prefab Bathroom, UBR, UBI, Plumbing, Union, Adapter, Adapter, Durable, Watertight, Elbow, Fittings

Description

Prefabricated bathroom tubing with improved durability and water tightness {PIPE FOR UNIT BATH ROOM}

The present invention is to solve the problems of the conventional welding coupling method and the use of the conventional elbow pipe for the direction of the pipe in the coupling of the adapter,

The ends of the pipe are deformed to form protrusions and inserts, the inserts are inserted into the fastening flow paths of the adapter, the protrusions are in contact with the fastening end, a sealing member is interposed between the fastening end and the protrusions, By tightening using a tightening nut, the protrusion presses the sealing member, thereby improving watertightness.

In addition, the insertion portion is inserted into the fastening portion flow path to improve the durability of the coupling portion,

The present invention also relates to prefabricated bathroom tubing that can guarantee durability and watertightness to the pipe's redirection point by not bending a pipe during the redirection of the pipe.

Of the pipes which refer to arranging pipes for water supply, drainage, cooling, heating, gas construction, etc., in particular, the conventional pipes installed in a prefabricated bathroom which is UBR,

It consists of a pipe, an adapter that connects the pipes, and an elbow to change the direction of the pipes.

At this time, the connection between the adapter and the pipe, and the connection between the elbow pipe and the pipe is used,

Due to the heat generated during welding, the deformation of the welding at each connection part [stress due to the difference in temperature and thermal expansion of the material between the welded part and the welded part, or between the welded surface and the opposite side at the time of welding The phenomenon of the shape of the object to be welded is generated],

In addition, there is a high possibility that corrosion may occur and harmful substances may enter the corroded place, and the appearance of the copper pipe may be easily deformed due to high heat during welding, resulting in shortening of the endurance (파이 久 年限).

In addition, since the connection portion between the adapter and the pipe is fixed due to welding, the displacement cannot be adjusted because the bathroom wall is embedded, and there is a problem in that the welding portion is broken during the embedding construction.

The present invention is coupled to the coupling portion of the adapter by the tightening nut to the pipe having a protrusion and the insertion portion deformed end, the insertion portion is inserted into the passage of the coupling portion to improve the durability of the coupling portion, the protrusion and the end of the coupling portion An object of the present invention is to provide a prefabricated bathroom tubing which is pressurized by a tightening operation of a tightening nut through a sealing member to improve watertightness.

Furthermore, an object of the present invention is to provide a prefabricated bathroom tubing that can be prevented from loosening the tightening nut from the fastening portion of the adapter by forming a fixing pin insertion hole in the tightening nut.

In addition, the present invention is provided with a temporary closing member to temporarily block the fastening portion of the non-embedded adapter when the pipe is buried in the wall and to be removed when connecting to a separate water pipe, etc. It is an object of the present invention to provide a prefabricated bathroom tubing in which the mounting portion presses the sealing member to ensure watertightness.

In order to solve the above problems, the assembly and tubing for bathrooms with improved durability and watertightness according to the present invention,

An adapter including a body having a flow path seal and a plurality of fastening portions having male threads formed on an outer circumference thereof and having flow paths connected to the flow path seal;

A pipe including a protrusion which is doubled inwardly after the end is expanded and forms a double layer, and an insertion portion extending from the protrusion;

A fitting hole having a diameter corresponding to the pipe at one end, a female threading line engaged with a male threaded line of the adapter at the other end, and between the fitting hole and the corresponding fastening part. A tightening nut which is formed and includes a stepped portion on which a protrusion of the pipe is seated to fix the pipe to the adapter; And

A first sealing member provided at the stepped portion of the tightening nut and the protrusion of the pipe or the end of the fastening portion of the adapter and the protrusion of the pipe;

Including but not limited to,

The protrusion of the pipe is in contact with the end of the fastening portion of the adapter, the insertion portion is inserted with a diameter corresponding to the fastening portion flow path of the adapter, characterized in that the pipe has a bent portion by the bending process.

Here, the tightening nut is characterized in that the fixing pin insertion hole penetrating the corresponding fastening portion in the outer wall is formed.

On the other hand, one of the fastening portion of the adapter is provided with a temporary closing member,

The temporary closing member includes a mounting portion having an elastic piece, a fixing cap surrounding the edge of the mounting portion and fastened to a male screw of the fastening portion, and a second sealing member provided between the mounting portion and the fixing cap,

The engaging portion formed on the inner circumferential surface of the fastening portion is caught by the elastic piece of the mounting portion, characterized in that the mounting portion presses the second sealing member by hydraulic pressure.

Prefabricated bathroom piping is improved durability and watertightness according to the present invention,

A tightening nut for coupling the end of the pipe to the adapter thereof, in particular through the insertion part of the pipe, to improve the durability of the joining portion, and to interpose the sealing member with the protrusion of the pipe seated on the tightening nut. By providing a coupling method to be connected to the adapter by using a tightening nut, it eliminates the possibility of harmful substances entering and joining the coupling site, and can be disassembled and assembled. And an effect of improving watertightness.

In addition, the fixing pin insertion hole is formed in the tightening nut, thereby preventing the tightening nut from being loosened at the fastening portion of the adapter.

When the pipe is buried in the wall, a temporary closing member is provided to temporarily block the non-embedded fastening part so that it can be removed when a separate water pipe is connected. There is an effect of subdividing the composition to ensure watertightness.

In addition, it is possible to adjust the angle of the adapter from the pipe connected to the operator or occupants can be displaced in the desired direction.

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

1 is a perspective view showing the overall configuration and pipe end showing the prefabricated bathroom piping according to the present invention, Figure 2 is a perspective view showing the enlarged main portion and the temporary closing member of Figure 1, Figure 3 is an adapter fastening of Figure 1 It is a view showing that the temporary closing member is coupled to the portion is pressed by the hydraulic pressure to press the second sealing member.

Here, "A" of Figure 1 is a perspective view showing the protrusion and the insertion portion of the pipe, "B" of Figure 2 is a perspective view showing the mounting portion of the temporary closing member.

As shown in Figures 1 to 3, durability and watertightness for the prefabricated bathroom piping according to the present invention,

It is largely composed of an adapter, a pipe, a fastening nut and a first sealing member.

Looking at each configuration,

The adapter 10 is

A body 11 having a flow path 111, and

A plurality of fastening portions 12 having male threads 121 formed on an outer circumferential surface and having flow passages 122 connected to the flow passage chamber 111.

It is made, including.

In the present invention, the fastening part 12 of the adapter 10 is three, and the fastening part 12 to which the pipe 20 is substantially connected is two, and the remaining one fastening part 12 is a temporary closing which will be described later. As the member 50 is coupled, the present invention is not limited to the number of the fastening portions 12, and may be modified and changed in various forms (eg, 3-way or more).

Hereinafter, two of the fastening portions 12 of the adapter 10 will be described as a configuration in which the pipe 20 is connected, one is connected to the temporary closing member 50,

In addition, reference numerals for the respective fastening parts are shown as '12', the fastening parts arranged on the left side based on the drawing of FIG. The fastening part to which the temporary closing member is connected is referred to as a 'temporary fastening part'.

The temporary fastening part 12 may further include a locking part 123 formed on an inner circumferential surface thereof, and the locking part 123 may have a spiral shape or a concave-convex shape.

A boundary flange 13 is provided on the outer circumferential surface of the temporary fastening part 12 of the adapter 10.

The boundary flange 13 is used to indicate a boundary that is embedded when the wall of the adapter 10 is embedded. The boundary flange 13 may be integrally formed with the adapter 10 and may be combined with a separate member.

The pipe 20 is

After the end is expanded, the protrusion 21 is folded inward to form a double layer, and

It comprises an insertion portion 22 extending from the protrusion 21.

Here, the protruding portion 21 and the inserting portion 22 are formed by pressing the end of the pipe having a single-shaped cross section in consideration of an appropriate pressure and speed using a press device or the like,

In particular, the protrusion 21 is in contact with one end and the other end fastening portion 12 end of the adapter 10 so that the insertion portion 22 can be inserted into the flow path 122 of one end and the other end fastening portion 12. It has a durability to withstand the side force applied to the coupling portion.

As a result, the insertion part 22 preferably has a smaller diameter than the protrusion part 21 and has a diameter corresponding to that of the flow path 122.

And the pipe 20 is preferably made of copper (동) for the heat treatment effect.

Looking at the protrusion 21 and the insertion portion 22 in more detail,

When the projection 21 is viewed in a cross-sectional shape,

A first vertical portion 211 bent outwardly orthogonally to the pipe end;

The connecting portion 212 bent in the longitudinal direction of the pipe in the first vertical portion 211, and

The second vertical portion 213 bent inwardly orthogonally to the pipe end at the connecting portion 212.

Is made of.

In addition, the insertion portion 22 is bent in the longitudinal direction of the pipe in the second vertical portion 213.

In this case, the second vertical portion 213 has a longer vertical cross-sectional length than the first vertical portion 211, so that the diameter of the insertion portion 22 is smaller than the pipe end.

And the pipe 20 can be made in a variety of forms having a bent portion 23 by the bending process, it is possible to solve the problem that occurs when connecting the pipe using a conventional elbow pipe.

That is, in the prior art, the direction of the pipe is changed (meaning that the angle of the pipe is displaced) by using the elbow pipe, but in the present invention, it is possible to form a bent portion 23 by bending the point requiring the direction change. Done.

The tightening nut 30 is

To fix the pipe 20 to the adapter 10,

Fitting hole 31 having a diameter corresponding to the pipe 20 at one end,

A corresponding fastening portion 32 having one end of the adapter 10 and a female thread line 321 fastened to the male thread line 121 at the other end, and

Stepped portion 33 formed between the fitting hole 31 and the corresponding fastening portion 32 and the protrusion 21 of the pipe 20 is seated

It is made, including.

Here, the fastening nut 30 is formed with a fixing pin 35 insertion hole 34 penetrating the corresponding fastening portion 32 in the outer wall,

The insertion hole 34 may simply be a perforated hole, or may be a tab-shaped hole formed by tapping,

The fixing pin 35 may be a straight pin, or may be a pin having an end shape, or a pin having a thread on the outer circumferential surface thereof.

In addition, the fixing pin 35 has a head for hitting with a tool, or an insertion groove in the head (for example, a cross (+) or straight (-) shaped groove for inserting a driver, or L type) Groove for hexagon wrench (wrench)] may be formed.

Therefore, after fixing the pipe 20 to the adapter 10 through the tightening nut 30, the fixing pin 35 is inserted into the insertion hole 34 (fixing pin 35 of the above-described form) According to the fitting or fastening in the form of) the end of the fixing pin 35 is caught by the male thread line 121 of the fastening portion 12, and eventually prevents the loosening of the tightening nut (30).

The first sealing member 40 is

The stepped portion 33 of the tightening nut 30 and the protrusion 21 of the pipe 20 or the [end and other end fastening portion 12] of the adapter 10 and the protrusion of the pipe 20 (21) or being provided in both of them to ensure watertightness,

In particular, in the present invention, the protrusion 21 of the pipe 20 presses the first sealing member 40 by the tightening operation of the tightening nut 30.

And between the first sealing member 40 and the stepped portion 33 of the tightening nut 30 in a state in which the pipe 20 is coupled to the fastening portion of the adapter 10 by the tightening nut 30. On the basis of the protrusion 21 of the pipe 20 arranged in

If you twist the adapter 10 with a large force, it becomes possible to turn around,

This is because the first sealing member 40 and the protruding portion 21 are in close contact with each other by the pressure of the tightening nut 30, so that if the adapter 10 is twisted with a large force, it is not in a large range, but in a small range. Will be able to turn away from.

In other words, when embedding the bathroom wall of the pipe is buried so that only the temporary fastening portion 12 of the adapter 10 is exposed to the outside of the wall, wherein the adapter 10 is angled up and down orthogonal to the longitudinal direction of the pipe before embedding By adjusting, the operator or occupant can displace in the desired direction.

On the other hand, the temporary fastening portion 12 of the adapter 10 is provided with a temporary closing member 50,

The temporary closing member 50 is removed and a separate water pipe or the like can be connected to the temporary fastening part 12 to be used.

Looking at the temporary closing member 50,

A mounting portion 51 having an elastic piece 511,

A fixing cap 52 surrounding the edge of the mounting portion 51 and fastened to the male screw line 121 of the temporary fastening portion 12, and

Consists of a second sealing member 53 provided between the mounting portion 51 and the fixing cap 52,

The elastic piece 511 of the mounting portion 51 is caught by the locking portion 123 formed on the inner circumferential surface of the temporary fastening portion 12, and the mounting portion 51 presses the second sealing member 53 by hydraulic pressure. (See Figure 3)

Here, it is preferable that the elastic pieces 511 of the mounting portion 51 are inclined in the entering direction, and a plurality of the elastic pieces 511 are arranged in a radial shape on the outer circumferential surface of the mounting portion 51. Do.

In addition, the mounting portion 51 is provided with a head portion 512 on the upper portion, the head portion 512 is formed of a polygonal or hexagonal shape along the outer wall can be loosened or tightened with a tool such as a wrench (monkey spanner), etc. Or, the head portion 512 is a pin groove (512a) is formed so that the pin can be rotated.

And the head portion 512 of the mounting portion 51 is further formed with a flange 512b, the flange 512b preferably has a diameter that can be seated on the upper end of the temporary fastening portion (12).

The fixing cap 52 has a fitting hole 521 through which the head part 512 of the mounting part 51 is inserted.

The temporary closing member 50 is inserted into the mounting portion 51 to the temporary fastening portion 12, the flange 512b is seated on the upper end of the temporary fastening portion 12, the elastic piece 511 of the mounting portion 51 is In the state of being fixed to the locking portion 123 of the temporary fastening portion 12,

The second sealing member 53 covering the upper end of the flange 512b and the temporary fastening portion 12 is arranged,

Position the fitting hole 521 of the fixing cap 52 to be inserted into the head portion 512 of the mounting portion 51 and fasten to the male screw line 121 of the temporary fastening portion 12 to form the second sealing member. It is coupled while pressing 53.

When water pressure is generated in the flow path chamber 111 of the adapter 10, since the elastic piece 511 of the mounting portion 51 is inclined in the direction to enter, it is possible to push in the opposite direction,

Due to the pushing operation, the mounting portion 51 further presses the second sealing member 53, thereby improving watertightness.

In the above description of the present invention with reference to the accompanying drawings, but with a specific shape and structure described for the "durable and water-tightly assembled prefabricated bathroom piping," but the present invention can be variously modified and changed by those skilled in the art, such Modifications and variations are to be construed as falling within the protection scope of the present invention.

1 is a perspective view showing the overall configuration and pipe end showing the prefabricated bathroom piping according to the present invention,

Figure 2 is a perspective view showing a main portion enlarged view and a temporary closing member of FIG.

3 is a view showing that the temporary closing member is coupled to the adapter fastening portion of Figure 1 to be pushed by the hydraulic pressure to press the second sealing member.

<Description of Symbols for Main Parts of Drawings>

10: adapter

11 body 111 eurosill

12: fastening portion 121: male thread

122: euro 123: locking portion

13: boundary flange

20: pipe

21: protrusion 211: first vertical portion

212: connecting portion 213: second vertical portion

22: insertion portion 23: bent portion

30: tightening nut

31: fitting hole 32: counterpart

321: female thread 33: step

34: insertion hole 35: fixing pin

40: first sealing member

50: temporary closing member

51: mounting portion 511: elastic piece

512: head portion 512a: pin groove

512b: Flange 52: Fixing cap

521: fitting hole 53: second sealing member

Claims (3)

An adapter including a body having a flow path seal and a plurality of fastening portions having male threads formed on an outer circumference thereof and having flow paths connected to the flow path seal; A pipe including a protrusion which is doubled inwardly after the end is expanded and forms a double layer, and an insertion portion extending from the protrusion; A fitting hole having a diameter corresponding to the pipe at one end, a female threading line engaged with a male threaded line of the adapter at the other end, and between the fitting hole and the corresponding fastening part. A tightening nut which is formed and includes a stepped portion on which a protrusion of the pipe is seated to fix the pipe to the adapter; And A first sealing member provided at the stepped portion of the tightening nut and the protrusion of the pipe or the end of the fastening portion of the adapter and the protrusion of the pipe; Including but not limited to, The protrusion of the pipe is in contact with the end of the fastening portion of the adapter, the insertion portion is inserted with a diameter corresponding to the fastening portion flow path of the adapter, the pipe has a bent portion by the bending process, One fastening part of the fastening part of the adapter includes a mounting part having an elastic piece, a fixing cap surrounding an edge of the mounting part and fastened to a male screw of the fastening part, and a second sealing member provided between the mounting part and the fixing cap. The temporary closing member is provided, the elastic portion of the mounting portion is fastened to the engaging portion formed on the inner peripheral surface of the fastening portion for the prefabricated bathroom, characterized in that the mounting portion presses the second sealing member by water pressure pipe. The method of claim 1, The tightening nut is assembled tubing for improved durability and watertightness, characterized in that the fixing pin insertion hole penetrating the corresponding fastening portion in the outer wall is formed. delete

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