KR20170027895A

KR20170027895A - Pipe coupling device

Info

Publication number: KR20170027895A
Application number: KR1020150124001A
Authority: KR
Inventors: 이종태; 이일행
Original assignee: 피피아이평화 주식회사
Priority date: 2015-09-02
Filing date: 2015-09-02
Publication date: 2017-03-13

Abstract

A pipe coupling pipe capable of enhancing the watertightness function and completing the connection work of the pipe by a simple one-touch operation is disclosed.
The pipe fitting pipe of the present invention comprises a main body into which a pipe is inserted through an inner hollow, a clamping member which surrounds an end of the main body into which the pipe is inserted and which is annularly fastened and fastened in a circumferential direction by one-touch fastening of the clamping member, And an insertion ring which is in close contact with a joint portion between the main body and the main body.

Description

[0001] PIPE COUPLING DEVICE [0002]

Embodiments of the present invention relate to a pipe joint pipe, and more particularly, to a one-touch fastening pipe joint pipe capable of enhancing a watertight function and completing a pipe connecting operation by a simple one-touch operation.

2. Description of the Related Art Generally, in performing various piping work, connection work between a plurality of pipes is essential, and a separate pipe is used for connection between the pipes.

As is well known, the joint pipe is provided as a product having various shapes such as I-shape, L-shape, T-shape, Y-shape, and various ways of connecting pipes through a joint pipe are known.

As a representative example, according to a conventional method, a pipe is connected to one side (or both sides) of a joint pipe, and then a bolt and a nut are screwed together, I finished the connection work.

However, according to the conventional method, there is a disadvantage that the operation of connecting the pipe to the joint pipe is troublesome and the operation time is delayed. In addition, if there is a minute clearance between the pipe and the joint pipe, the watertight function could not be secured, which could cause problems such as leakage.

A related art is Korean Patent Registration No. 10-0895040 (issued on Apr. 24, 2009), which discloses a description of a clamping joint.

The present invention intends to provide a pipe joint pipe capable of reinforcing the watertight function and completing the connection work of pipes by a simple one-touch operation.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other problems not mentioned here can be understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided an apparatus comprising: a body into which a pipe is inserted through an inner hollow; A clamping member which surrounds the end of the main body into which the pipe is inserted, And an insertion ring provided on the inner side of the clamping member and closely attached to the joint between the pipe and the main body when the clamping member is fastened.

The main body may include an extension protrusion having an outer diameter expanded through an end of the main body.

Wherein the clamping member comprises a first incision end protruding to have a first hinge hole and a second incision end protruding to face the first incision end and having an arcuate groove provided opposite to the first incision end, And may be formed to surround the insertion ring by connection of the first incision end and the second incision end.

A pivotal link connected at one end to the first incision end; And a fastening button connected to the other end of the pivotal link and coupling the first incision end and the second incision end in association with the pivotal link.

The first connection pin is coupled to the first hinge hole at one end of the rotation link and the second connection pin is formed at the other end of the rotation link relatively longer than the first connection pin, The second connecting pin is coupled to a second hinge hole provided at the center of the side plate of the fastening button, and the connecting body between the first connecting pin and the second connecting pin has a shape bent obliquely at a point Lt; / RTI >

Wherein one end of the fastening button has a shape curved roundly about the second hinge hole and the other end of the fastening button is engaged with the arc-shaped groove of the second cut end when the clamping member is fastened at one- .

The body may protrude annularly through the interior hollow of the body to have a locking step to limit further insertion of the pipe when the pipe is inserted by a set length.

The main body may be provided in the form of a straight tube connecting the plurality of pipes in a straight line through the one-touch fastening of the clamping member.

Further, the main body may be provided in the form of an elbow pipe connecting the plurality of pipes in mutually intersecting directions through one-touch fastening of the clamping member.

At this time, the thickness increasing part may be further provided so that the thickness of the tube body is increased stepwise through the round outer surface of the body. For example, the thickness increasing portion may be formed by stacking a plurality of thickness-increasing layers in a stepped manner through the round outer surface of the body.

According to the present invention, there is an advantage that the conventional pipe connection operation can be performed easily and quickly by a simple one-touch operation.

Further, according to the present invention, there is an advantage that the watertightness function can be enhanced.

According to the present invention, not only a straight pipe connection structure but also an L-shaped pipe connection structure can be used. In this case, it is possible to reduce the occurrence of noise due to wall surface collision during fluid flow.

1 and 2 are perspective views schematically illustrating a pipe fitting according to an embodiment of the present invention.
3 is a front view schematically showing a pipe fitting according to an embodiment of the present invention;
4 is a perspective view schematically showing a fastening button in a pipe joint pipe according to an embodiment of the present invention;
5 is a perspective view schematically illustrating a pivotal link in a pipe fitting according to an embodiment of the present invention;
FIG. 6 is a conceptual view showing a pipe connected to a pipe joint pipe according to an embodiment of the present invention; FIG.
FIG. 7 is a conceptual view showing a plurality of pipes connected to a pipe joint pipe according to an embodiment of the present invention; FIG.
FIG. 8 is a conceptual diagram showing a plurality of pipes connected in an L-shape using a pipe joint pipe according to another embodiment of the present invention. FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions in the embodiments of the present invention, which may vary depending on the intention of the user, the intention or the custom of the operator. Therefore, the definition should be based on the contents throughout this specification.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a pipe joint pipe according to the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 are perspective views schematically showing a pipe fitting pipe according to an embodiment of the present invention, and FIG. 3 is a front view schematically showing a pipe fitting pipe according to an embodiment of the present invention.

1 to 3, a pipe fitting 100 according to an embodiment of the present invention includes a main body 110, a clamping member 150, and an insert ring 130.

The main body 110 is connected to at least one of the pipes P1 and P2 (see Fig. 7) at least one of the opposite ends thereof. The tubular member 110 has an inner hollow body into which the pipes P1 and P2 Can be used.

The clamping member 150 is wrapped around the end of the main body 110 in a state where the pipes P1 and P2 (see FIG. 7) are inserted through the inner hollow of the main body 110 and can be fastened by one touch.

The insertion ring 130 is a member of an elastic material (for example, rubber or the like) surrounding the joint between the main body 110 and the pipes P1 and P2 (see FIG. 7), and is provided inside the clamping member 150 .

The insertion ring 130 is pressed in the circumferential direction when the clamping member 150 is tightened at one-touch and is forcedly attached to the joint between the main body 110 and the pipes P1 and P2 (see FIG. 7) And the pipe (P1, P2, see Fig. 7).

An extension protrusion 111 having an outer diameter larger than that of the remaining portion of the main body 110 is provided at an end of the main body 110 (that is, both end portions in the longitudinal direction of the main body 110) May be provided.

And the clamping member 150 may be a member having a ring, i. E., An annular shape, some of which may have an incised shape. By this cutout shape, the clamping member 150 can have two cut end portions.

For example, the clamping member 150 may have a first incision end 151 and a second incision end 153 opposite it.

The first incised end 151 may protrude from the body of the annular clamping member 150. A first hinge hole 152 may be formed in the first cut end 151.

Alternatively, the second incision end 153 may protrude from the first incision end 151 to correspond to the protruding height of the first incision end 151. Accordingly, the first and second cut ends 151 and 153 may be connected to each other.

On the other hand, the arc-shaped groove 154 may be formed in the second cut end 153.

The arc-shaped groove 154 is preferably provided on the outer side of the second cut end 153, that is, opposite to the first cut end 151, Shaped projections 163a of the projections 163a are fixedly caught by the arc-shaped grooves 154. As shown in FIG.

Thus, the clamping member 150 can completely surround the outer diameter of the insertion ring 130 by connecting the first cut end 151 and the second cut end 153. The clamping member 150 may apply a large force in the circumferential direction to the insertion ring 140 to improve the watertight effect between the main body 110 and the pipes P1 and P2 (see FIG. 7).

The pipe coupling pipe 100 according to the embodiment of the present invention includes a pivotal link 170 and a fastening button 160 for fastening the clamping member 150 at one-touch.

Here, one end of the pivot link 170 may be connected to the first cut end 151. The other end of the pivot link 170 may be connected to the locking button 160.

As a specific example, a first connecting pin 173 (see FIG. 5) may be formed at one end of the pivotal link 170.

The first connection pin 173 (see FIG. 5) may be coupled through the first hinge hole 152 provided at the first cut end 151. Accordingly, the rotation link 170 can be rotated in a predetermined direction with the first connection pin 173 (see FIG. 5) as a rotation center.

A second connection pin 171 (see FIG. 5) may be formed at the other end of the rotation link 170.

5) may be connected to the fastening button 160. Specifically, the second connecting pin 171 may be coupled through a second hinge hole 162 provided in the fastening button 160. [ Accordingly, the fastening button 160 can connect the first cut end 151 and the second cut end 153 in conjunction with the pivotal link 170. [

The connection body 175 (see FIG. 5) connecting the first connection pin 173 and the second connection pin 171 in the pivot link 170 is inclined at a point downward from the center of the length You can have a bent shape. For example, the connecting body 175 (see FIG. 5) may have a shape in which the upper body 175b (see FIG. 5) is bent at a predetermined angle with respect to the lower body 175b (see FIG. 5).

The fastening button 160 has a second hinge hole 162 to which the second connecting pin 171 (see FIG. 5) of the pivoting link 170 is coupled.

As a specific example, the second hinge hole 162 may be formed in the side plate 164 (see FIG. 4) of the fastening button 160. Accordingly, the second connection pin 171 (see FIG. 5) can be coupled through the fastening button 160 in the width direction.

One end of the fastening button 160 may have a shape curved round to one side about the second hinge hole 162.

Further, the other end of the fastening button 160 may have a shape rounded to the other side around the second hinge hole 162, and an arc-shaped projection bent from the other end toward the inside of the fastening button 160 (See FIG. 4).

The arc-shaped protrusions 163a (see FIG. 4) are fixed to the arc-shaped grooves 154 formed in the second cut end 153 when the clamping member 150 is fastened by one-touch, Lt; / RTI >

According to this structure, the pipes P1 and P2 (see FIG. 7) can be inserted first through the inner hollow of the main body 110. FIG. The insertion ring 130 can be placed in contact with the joint between the extension protrusion 111 of the main body 110 and the pipes P1 and P2 (see FIG. 7).

Next, the first and second cut ends 151 and 153 of the clamping member 150 can be forcibly connected by operating the tightening button 160 in a one-touch operation in conjunction with the turning operation of the pivoting link 150 have.

Thus, the clamping member 150 can pressurize the insertion ring 130 in the circumferential direction to enhance the watertight effect, and the convenience of the fastening operation can be improved.

1 through 3) protruding annularly through the inner hollow of the main body 110 may be further formed.

1 to 3) restricts the insertion length of the pipe when the pipe (P1, P2, see FIG. 7) is inserted by the predetermined length through the inner hollow of the main body 110 To prevent further insertion. 1 to 3) may be located in the longitudinal center of the body 110 and the projecting height of the engagement step 115 (see FIGS. 1 to 3) P1, P2, see Fig. 7).

In addition, among the pipe fittings according to the embodiment of the present invention, the main body 110 may be provided in the form of a straight pipe connecting one pipe or a pair of pipes in a straight line.

6 shows a state in which only one pipe P is connected to one side of the main body 110 and FIG. 7 shows a state in which a pair of pipes P1 and P2 are connected in a straight line to both sides of the main body 110 Respectively.

In particular, in the case of FIG. 7, the latching step 115 (see FIGS. 1 to 3) may be located at the center of the length of the main body 110, whereby the insertion length of each of the pair of pipes P1, Can be formed in the same manner.

Meanwhile, the pipe coupling pipe according to another embodiment of the present invention may be provided in the form of an elbow pipe bent in L-shape.

Referring to FIG. 8, the main body may have an elbow tube shape including straight sections 110a and 110b at both ends and a round section 110c. In this case, the pair of pipes P1 and P2 can be folded in a direction crossing each other by one-touch fastening of the clamping member 150, that is, bent at 90 degrees.

At this time, the thickness increasing portion 116 may be formed on the outer wall surface of the rounded section 110c of the main body.

As a specific example, the thickness increasing portion 116 may have a shape in which a plurality of thickness increasing layers 116a, 116b, and 116c are stacked through the outer wall surface of the rounded section 110c. The noise generated when the fluid flows between the main body and the pipe by the thickness increasing portion 116 can be reduced, and the structure can be reinforced.

As described above, according to the structure and operation of the present invention, it is possible to easily and quickly perform the conventional pipe connecting operation by a simple one-touch operation.

Furthermore, the watertight function can be further improved as compared with the conventional art.

Furthermore, the present invention can be applied not only to a linear pipe connection structure but also to an L-shaped pipe connection structure. In this case, noise caused by wall collision can be reduced.

While the present invention has been described with respect to a pipe coupling pipe, it is apparent that various modifications may be made without departing from the scope of the present invention.

It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are not to be construed in a limiting sense, and the scope of the present invention is indicated by the appended claims rather than by the foregoing description, All changes and modifications that come within the spirit and scope of the appended claims are intended to be embraced therein.

100: Pipe joint pipe
110:
111: Extension projection
115:
116: thickness increase portion
130: Insertion ring
150: Clamp
151: first incision end
152: first hinge ball
153: second incision end
154: arc-shaped groove
160: Fastening button
161: One end of the fastening button
162: second hinge ball
163: the other end of the fastening button
163a: arc-shaped projection
164: side plate
170: rotation link
171: second connecting pin
173: first connection pin
175: Link body
175a: upper body
175b: Lower body

Claims

A body into which a pipe is inserted through an inner hollow;
A clamping member which surrounds the end of the main body into which the pipe is inserted, And
And an insertion ring which is pressed in the circumferential direction by one-touch fastening of the clamping member and is brought into close contact with a joint portion between the pipe and the main body
Pipe fittings.

The method according to claim 1,
The main body includes:
And an extension protrusion having an outer diameter expanded through an end of the main body
Pipe fittings.

3. The method of claim 2,
The clamping member
A first incision end protruding to have a first hinge hole and a second incision end protruding to face the first incision end and having an arcuate groove provided opposite to the first incision end,
Pipe fittings.

The method of claim 3,
A pivotal link connected at one end to the first incision end; And
And a fastening button connected to the other end of the pivotal link and connecting the first incision end and the second incision end interlocking with the pivotal link
Pipe fittings.

5. The method of claim 4,
Wherein one end of the pivot link is provided with a first connection pin coupled to the first hinge hole,
The second connection pin is formed at the other end of the rotation link relatively longer than the first connection pin. The second connection pin is coupled to a second hinge hole provided at the center of the side plate of the connection button
Pipe fittings.

6. The method of claim 5,
One end of the fastening button
The second hinge hole having a shape curved roundly about the second hinge hole,
The other end of the fastening button
And an arc-shaped protrusion which is engaged with and fixed to the arc-shaped groove of the second cut end when the clamping member is one-touch fastened
Pipe fittings.

The method according to claim 1,
The main body includes:
And an annular protrusion protruding through the inner hollow of the body to limit the further insertion of the pipe when the pipe is inserted by a predetermined length
Pipe fittings.

8. The method according to any one of claims 1 to 7,
The main body includes:
And the clamping member is provided in the form of a straight tube connecting the plurality of pipes in a straight line through one-touch fastening of the clamping member
Pipe fittings.

8. The method according to any one of claims 1 to 7,
The main body includes:
Wherein the clamping member is provided in the form of an elbow pipe for connecting the plurality of pipes in mutually intersecting directions through one-touch fastening of the clamping member
Pipe fittings.

10. The method of claim 9,
And a thickness increasing portion in which the thickness of the tube body is increased stepwise through the rounded outer wall surface of the body is further provided
Pipe fittings.