KR100900214B1 - Connector for pipe - Google Patents

Abstract

A conduit connection device is provided to control the connection inside and outside a pipe connection part by maintaining the water-tightness and the air-tightness. A conduit connection device comprises: an insertion hole(212) of a connection part(211) arranged around a reference member(210) based on the center of the conduit circumference with the fixed angle; a fixing member(220) whose inner circumference is fixed to the outer circumference of the other conduit, inserted between the inner circumference extended to the other conduit and the outer circumference of the other conduit of the reference member; and a connecting member combined to a connection part and a fastener of the reference member. The connection member has connection parts corresponding to the insertion holes to connect with the fastener by the connection part while supporting a packing part for the air-tightness fixed to the outer circumference of the other conduit.

Description

CONNECTOR FOR PIPE}

The present invention relates to a pipe connecting device, and more particularly, to enhance the airtightness and watertightness of the cylindrical pipe connection portion, such as water and sewage pipe, rainwater pipe, gas pipe, oil pipe and wire storage pipe, etc. It relates to a pipeline connection device to block the communication as much as possible.

As is known in the art of connecting two or more pipes (pipes), that is, socket type, heat shrinkage type, fusion type, etc. are well known and commonly used.

However, as described in the applicant's Korean Patent Registration No. 0562782, the socket type, the heat shrink type, and the fusion type have many disadvantages in use, and in order to improve these disadvantages, the applicant is easy to connect and connect the pipes in the registered patent. In addition, the company introduced a pipe connection device that is robust, improves watertightness, and requires less labor and cost.

The pipe connecting device introduced in the applicant's patent No. 0562782 will be briefly described with reference to FIGS. 1 and 2.

The pipe connecting device of the above patent is a pair of fixing members 30 and 40 that are fitted to each end of the corresponding pipes and fixed to one of these fixing members, the other side of the fixing member is coupled to the corresponding Consists of a fastening member 50 for fastening.

Of these fixing members, the first fixing member 40 has a protrusion 42 formed at one end thereof, and the second fixing member 30 has a concave portion 33 formed at one end thereof. When the connection between the second fixing member 40 and the second member 30, the recess 33 is shown in the connection form is inserted into the contact portion 42 close.

In addition, the second fixing member 30 is formed with a first threaded portion 31 on the outer circumferential surface, and the fastening member 50 has a second threaded portion 51 formed on the inner circumferential surface of these screw portions 31 and 51. The coupling between the first fixing member 40 and the second fixing member 30 is made.

On the other hand, the O-ring member 60 is provided between the first fixing member 40 and the second fixing member 30 to perform watertight or airtight action.

The use of the pipe connecting device shown in FIGS. 1 and 2 having such a configuration may be achieved by the use of the first fixing member 40 and the second fixing member 30 coupled to respective ends of the corresponding pipes 10 and 20. After inserting the o-ring member 60 therebetween, the second fixing member 30 and the second fixing member 30 are rotated by rotating the fastening member 50 which is fixed to the locking portion 41 of the first fixing member 40. In this case, the first screw part 31 of the second fixing member 30 and the second screw part 51 of the fastening member 50 are engaged with each other to be fixed in a screwing form.

According to the pipe connection device of Patent No. 0562782 as described above, the connection work is simpler than the conventional socket type, heat shrinking type, fusion type, etc., which can significantly reduce the work maneuver, and also greatly reduce the cost required for installation. In addition, the pipe connecting device can prevent leakage at the connecting part of the pipe, especially when the water supply increases rapidly, such as during flooding, and even if a large pressure is applied to the inside of the pipe, the connecting part of the pipe easily breaks. Can be completely prevented.

On the other hand, in the case of all the connection devices for a long time used to loosen the connection site, the possibility of water leakage through the micro-gap of this loose connection site will not be completely excluded.

In particular, in the above-described patent invention, since the pipe connection structure is provided by a screw coupling method, the connection state of the pipe is gradually decreased due to the corrosion of the connection device or the water pressure acting on the connection part. It may come loose, thus causing leaks in the pipe connection part of the connecting device.

The present invention has been made to solve the above problems, even if corrosion occurs in the site connecting the one side and the other side of the pipe or the tightening state is somewhat loose, maintaining the airtightness and watertightness to maintain the internal and external communication of the pipe connection part It is an object of the present invention to provide a pipeline connection device that can be restrained as much as possible.

According to an aspect of the present invention for achieving the above object, a pipe connecting device for connecting the corresponding one side pipe and the other side pipe, each having an inner peripheral surface extending to the one side pipe and the other side pipe side, and extends to the one side pipe side The inner circumferential surface is fixed to the outer circumferential surface of the one side conduit, the outer circumferential surface of the inner circumferential surface extending to the other side conduit is formed with a coupler having at least two insertion holes so that a predetermined fastener is fitted, Insertion holes are the reference member is arranged at the same angle with respect to the center point around the ducts; And a fixing member inserted between an inner circumferential surface of the reference member and an outer circumferential surface of the other conduit and having an inner circumferential surface fixed to an outer circumferential surface of the other conduit.

In the first embodiment, the inner circumferential surface of the fixing member is fixed in a heat fusion manner from an end of the other side conduit to a predetermined length of the outer circumferential surface, and the outer circumferential surface of the fixing member reaches a predetermined length in the other direction from the center of the inner circumferential surface of the reference member. It is characterized in that it is fixed by the electric heating fusion method.

The second embodiment further includes a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member is supported by the fastener in a state of supporting an airtight packing means fixed to the outer circumferential surface of the other conduit. It is characterized in that it has fastening holes corresponding to the insertion holes of the coupler to enable the coupling with the coupler.

The fastener is a bolt, and when the coupling member of the reference member, the airtight packing means, and the fastening member are coupled to each other by the bolt, at the end of the bolt, the fastener, the airtight packing means, And at least one nut is coupled to fix the engagement state of the fastening member.

The airtight packing means is a plurality of the first rectangular ring arranged in sequence along the longitudinal direction of the other side, the outer peripheral surface of the other side, the inner peripheral surface of the reference member, and the end of the fixing member, and the first square An end of the ring, an outer circumferential surface of the other side conduit, an end of the reference member, and a rubber ring in contact with an inner circumferential surface of the coupler in the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface of the coupler, and the It characterized in that it comprises a second square ring in contact with each end of the fastening member.

The third embodiment further includes a rubber ring which is an airtight packing means provided between the reference member and the fixing member, wherein the rubber ring is inserted into a groove formed at an end portion of the outer peripheral surface of the fixing member so as to have an inner circumferential surface of the reference member. It is characterized in that the contact with the center.

The fourth embodiment is characterized in that the inner circumferential surface and the outer circumferential surface of the fixing member are fixed in an electric heat fusion method up to a predetermined length of the outer circumferential surface of the other side conduit and the inner circumferential surface of the reference member.

The fifth embodiment further includes a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member is supported by the fastener in a state of supporting an airtight packing means fixed to the outer circumferential surface of the other conduit. It is characterized in that it has fastening holes corresponding to the insertion holes of the coupler to enable the coupling with the coupler.

The fastener is a bolt, and when the coupling member of the reference member, the airtight packing means, and the fastening member are coupled to each other by the bolt, at the end of the bolt, the fastener, the airtight packing means, And at least one nut is coupled to fix the engagement state of the fastening member.

The hermetic packing means is characterized in that the rubber ring in contact with the outer circumferential surface of the other conduit, the end of the fixing member, the inner circumferential surface of the coupler in the reference member, and the end of the fastening member, respectively.

In the sixth embodiment, the inner circumferential surface and the outer circumferential surface of the fixing member are fixed in an electric heat fusion method up to a predetermined length of the outer circumferential surface of the other side conduit and the inner circumferential surface of the reference member, and the airtightness is formed between the reference member and the fixing member. The rubber ring and the square ring as the packing means are sequentially arranged along the lengthwise direction of the other pipe.

In the seventh embodiment, the rubber ring is in contact with the outer circumferential surface of the other side conduit, the end and the inner circumferential surface of the reference member, respectively, the square ring is the end of the rubber ring, the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and It is characterized in that each contact with the end of the fixing member.

And a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member can be coupled to the fastener by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side pipe. And fastening holes corresponding to the insertion holes of the coupler.

The fastener is a bolt, and when the coupling member of the reference member, the airtight packing means, and the fastening member are coupled to each other by the bolt, at the end of the bolt, the fastener, the airtight packing means, And at least one nut is coupled to fix the engagement state of the fastening member.

The hermetic packing means is characterized in that the rubber ring in contact with the outer circumferential surface of the other conduit, the end of the fixing member, the inner circumferential surface of the coupler in the reference member, and the end of the fastening member, respectively.

In the eighth and thirteenth embodiments, the airtight packing means is arranged in a plural number along the longitudinal direction of the other conduit, the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member. A first rubber ring in contact with each other, an end portion of the first rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface and an end of the reference member, and a three-dimensional shape having a three-dimensional shape in contact with the inner circumferential surface of the coupler at the reference member; And an end portion of the refractive ring, an outer circumferential surface of the other side conduit, an inner circumferential surface of the coupler in the reference member, and a second rubber ring in contact with the end of the fastening member, respectively.

In a ninth embodiment, the inner circumferential surface of the fixing member is fixed in a heat fusion manner from the end of the other side conduit to the outer circumferential surface, the outer circumferential surface of the fixing member is in contact with the inner circumferential surface of the reference member, the reference member and the At least one rubber ring, which is an airtight packing means, is provided between the fixing members.

The rubber ring is inserted into a groove formed at an end of the outer circumferential surface of the fixing member to be in contact with the center of the inner circumferential surface of the reference member.

And a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member can be coupled to the fastener by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side pipe. And fastening holes corresponding to the insertion holes of the coupler.

The fastener is a bolt, and when the coupling member of the reference member, the airtight packing means, and the fastening member are coupled to each other by the bolt, at the end of the bolt, the fastener, the airtight packing means, And at least one nut is coupled to fix the engagement state of the fastening member.

The airtight packing means is arranged in a plurality along the longitudinal direction of the other conduit in plural, a square ring in contact with the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member, respectively, An end, an outer circumferential surface of the other conduit, and a rubber ring in contact with an inner circumferential surface of the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface and an end of the reference member, an inner circumferential surface of the coupler in the reference member, and Characterized in that it consists of a refractive ring having a three-dimensional shape each in contact with the end of the fastening member.

In a tenth embodiment, the rubber ring is inserted into a groove formed at the end of the outer peripheral surface of the fixing member to be in contact with the central portion of the inner peripheral surface of the reference member and inserted into the groove formed along the longitudinal direction of the outer peripheral surface of the fixing member. It characterized in that the second rubber ring in contact with the inner peripheral surface of the reference member.

The eleventh embodiment is characterized in that the rubber rings are first and second rubber rings inserted into two grooves formed along the longitudinal direction of the outer circumferential surface of the fixing member and in contact with the inner circumferential surface of the reference member, respectively.

The tenth and eleventh embodiments further include a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member is inserted into the insertion holes of the fastener so that the fastener can be coupled to the fastener. And corresponding fastening holes.

The fastener is a bolt, and when the coupling member of the reference member and the coupling member are coupled to each other by the bolt, at least one end portion of the bolt is fixed to fix the coupling state of the coupling member and the coupling member. The nut is characterized in that the binding.

In a twelfth embodiment, the inner circumferential surface of the fixing member is fixed by a screw fastening method up to a predetermined length of the outer circumferential surface of the other side conduit, and the outer circumferential surface of the fixing member is in contact with the inner circumferential surface of the reference member, and the reference member and the other side At least one rubber ring, which is an airtight packing means, is provided between the pipe lines, and at least one key is provided between the reference member and the fixing member so as to preset a fastening limit of the fixing member.

In a fourteenth embodiment, a recessed portion or a convex portion is formed on an inner circumferential surface of the fixing member, and a corresponding portion having a shape corresponding to being inserted into the recess or inserted into the concave portion is formed on the other side passage, and an outer circumferential surface of the fixing member is defined by At least one rubber ring, which is in contact with the inner circumferential surface of the member and is provided between the reference member and the other conduit, is an airtight packing means.

In the twelfth and fourteenth embodiments, the rubber ring is inserted into a groove formed in the center of the inner circumferential surface of the reference member to be in contact with the other conduit.

And a fastening member coupled to the fastener and the fastener of the reference member, wherein the fastening member has fastening holes corresponding to the insertion holes of the fastener so as to be coupled to the fastener by the fastener. do.

The fastener is a bolt, and when the coupling member of the reference member and the coupling member are coupled to each other by the bolt, at least one end portion of the bolt is fixed to fix the coupling state of the coupling member and the coupling member. The nut is characterized in that the binding.

The airtight packing means is arranged in a plurality along the longitudinal direction of the other conduit in plural, a square ring in contact with the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member, respectively, An end portion, an outer circumferential surface of the other conduit, and a rubber ring in contact with an inner circumferential surface of the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface and an end of the reference member, an inner circumferential surface of the joint in the reference member, And a refractive ring having a three-dimensional shape that contacts each end of the fastening member.

Among the above-described embodiments, the electric heating fusion method may be used in which the electric heating fusion method is formed by winding a conductive electric wire wrapped with a synthetic resin coating material on the outer circumferential surface of the fixing member, or on the outer circumferential surface and the inner circumferential surface of the fixing member. When the electric wire is wound several times or the electric wire is wound several times inside the fixing member, both ends of the electric wire are electrically connected to an overcurrent applying device, and when a current is applied to the electric line from the overcurrent applying device, The fixing member is fused with the other conduit or the other conduit and the reference member while melting the coating material of the synthetic resin.

The present invention relates to a pipe connecting device, the inner circumferential surface is fixed to the outer circumferential surface of the one side pipeline in a heat-sealed manner, the outer circumferential surface is formed with a coupler having at least two or more insertion holes so that a predetermined fastener is fitted, the coupling The insertion hole of the sphere is a reference member arranged at the same angle with respect to the center point around the ducts; And a fixing member inserted between an inner circumferential surface of the reference member and an outer circumferential surface of the other conduit, and the inner circumferential surface is fixed to an outer circumferential surface of the other conduit, so that corrosion or tightening occurs at a portion connecting one side and the other conduit. Even if it is loose, there is an excellent effect to keep the confidentiality and watertightness continuously and to suppress the internal and external communication of the pipeline connection as much as possible.

The embodiments of the present invention described below have the above-described effects in common, and the side effects caused by the structural differences according to the embodiments will be specifically described with reference to the respective embodiments.

Hereinafter, with reference to the accompanying drawings illustrating a preferred embodiment of the pipe connecting device according to the present invention.

3 to 16, the present invention is a pipe connecting device, the device 100 is connected so as to ensure the airtightness of the one side passage 101 and the other side passage 102 corresponding to each other.

The pipeline connection device 100 includes a reference member 210 and the fixing member 220.

First, the reference member 210 has its inner circumferential surface fixed to the outer circumferential surface of one side conduit in a heat fusion method.

For reference, reference numeral 'A' denotes a heat fusion portion.

And the outer circumferential surface of the reference member 210 is preferably formed with a coupler 211 having at least two or more insertion holes (212) so that the fastener 430 is fitted.

The insertion hole 212 of the coupler 211 is preferably arranged at the same angle with respect to the center point around the one side passage 101 and the other side passage (102).

For reference, it is arranged at the same angle with respect to the center point of the circumference, the vertical cross-sectional shape of the one side pipe 101 and the other side pipe 102 has a circular shape, the coupling hole 211 from the center point of the circular When there are two insertion holes 212, each insertion hole 212 is located at 180 ° and 360 ° point of the coupling hole 211, if there are three insertion holes 212, each insertion hole 212 Is located at 120 °, 240 °, and 360 ° of the coupling hole 211.

In the present invention, the number of insertion holes 212 of the coupler 211 may be said to be about 6 most preferred. See FIG. 4 for a preferred arrangement of this insertion hole 212.

On the other hand, the fixing member 220 is inserted between the inner peripheral surface of the reference member 210 and the outer peripheral surface of the other side pipe (102). The fixing member 220 is preferably the inner peripheral surface is fixed to the outer peripheral surface of the other side pipe (102).

The present invention is a variety of embodiments that are structurally modified to ensure the confidentiality of the one side pipe 101 and the other conduit 102 while necessarily including the necessary components such as the reference member 210 and the fixing member 220 below I will introduce them sequentially. In the following description, the configuration will be mainly focused on the configuration added or modified in the above-described basic structure.

(First embodiment)

3 is a cross-sectional view illustrating a first embodiment of a pipe connecting apparatus according to the present invention.

As shown in FIG. 3, the pipe connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220.

In an embodiment, the inner circumferential surface of the fixing member 220 is fixed in a heat fusion manner from an end of the other conduit 102 to a predetermined length of the outer circumferential surface.

Reference numeral 'B' denotes a heat fusion portion.

In addition, the outer circumferential surface of the fixing member 220 is fixed in an electric heating fusion method from the center of the inner circumferential surface of the reference member 210 to a predetermined length in the other direction (the other conduit 102 side). Reference numeral 'C' denotes an electric heating fusion portion.

Here, the electric heating fusion method is made in the following order.

First, a spiral groove 301 is formed on the outer circumferential surface of the fixing member 220.

Thereafter, the conductive wire 303 wound around the spiral groove 301 formed on the outer circumferential surface of the fixing member 220 is covered with synthetic resin covering material 302 several times.

In the state in which the electric wire 303 is wound as described above, both ends 304 and 305 of the electric wire 303 are electrically connected to an overcurrent applying device (not shown).

Subsequently, when a current is applied to the electric wire 303 from the overcurrent application device, the fixing member 220 is firmly fused and fixed to the other conduit 102 while melting the coating material of the synthetic resin.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed by heat fusion and electric heating fusion so that the fluid flowing inside the one-way pipe 101 and the other-side pipe 102 is outward. There is a definite effect of preventing leakage.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In the present embodiment, the material of the pipes 101 and 102 is preferably a synthetic resin material, and most preferably, a polyethylene (PE) material among the synthetic resin materials.

(Second embodiment)

4 is an exploded perspective view showing a second embodiment of a pipe connecting apparatus according to the present invention, Figure 5 is a cross-sectional view of the combination of FIG.

4 is an exploded perspective view showing a second embodiment of a pipe connecting apparatus according to the present invention, Figure 5 is a cross-sectional view of the combination of FIG.

As shown in Figure 4 and 5, the pipe connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220.

In addition, the present embodiment, like the first embodiment, the inner circumferential surface of the fixing member 220 is fixed in a heat fusion method from the end of the other conduit 102 to a predetermined length of the outer circumferential surface and the outer circumferential surface of the fixing member 220 is a reference. It is fixed by the electric heating fusion method from the center of the inner peripheral surface of the member 210 to the predetermined length in the other direction (the other side pipeline 102 side). Please refer to the description of the first embodiment for this electric heating fusion method.

For reference, reference numeral 'B' denotes a heat fusion portion, and reference numeral 'C' denotes an electric heating fusion portion.

In addition, the present embodiment further includes a fastening member 230 coupled to the fastener 211 and the fastener 430 of the reference member 201.

Specifically, the fastening member 230 is coupled to the coupling member 211 by the fastener 430 in a state of supporting the airtight packing means 401, 402, 403 fixed to the outer peripheral surface of the other side pipe (102) And fastening holes 231 corresponding to the insertion holes 212 of 211.

Here, the specific configuration and operation of the hermetic packing means (401, 402, 403) will be described in detail below.

The fastener 430 is preferably a bolt.

If the coupling sphere 211, the hermetic packing means 401, 402, 403, and the fastening member 230 of the reference member 210 are coupled to each other by such bolts, the coupling sphere 211 is formed at the end of the bolt. ), It is preferable that at least one nut 440 is coupled to fix the combined state of the hermetic packing means 401, 402, 403 and the fastening member 230.

On the other hand, in the present embodiment the hermetic packing means (401, 402, 403) is configured as follows.

Hermetic packing means (401.402, 403) are a plurality of sequentially arranged along the longitudinal direction of the other side pipe (102).

The hermetic packing means 401, 402, 403 consists of a first square ring 401, a rubber ring 402, and a second square ring 402 (the square rings 401, 403 are based on the cross-sectional shape of the component). Name).

First, the first square ring 401 is provided to contact the outer circumferential surface of the other side conduit 102, the inner circumferential surface of the reference member 210, and the end of the fixing member 220, respectively.

The rubber ring 402 contacts the end of the first square ring 401, the outer circumferential surface of the other conduit 102, the end of the reference member 210, and the inner circumferential surface of the coupler 211 at the reference member 210, respectively. It is equipped.

The second square ring 403 is provided to contact the end of the rubber ring 402, the outer circumferential surface of the other conduit 102, the inner circumferential surface of the coupler 211, and the end of the fastening member 230, respectively.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed by heat fusion and electric heating fusion so that the fluid flowing inside the one-way pipe 101 and the other-side pipe 102 is outward. In addition to preventing leakage, the fastening member 230 and the airtight packing means 401, 402, 403, the first square ring 401, rubber ring 402, and the second square ring 403 further reinforced its airtightness It works.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Third Embodiment)

Figure 6 is a cross-sectional view showing a third embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 6, the present embodiment has substantially the same configuration as the above-described second embodiment, and the following description of the present embodiment will mainly focus on the configuration that differs from the second embodiment. For reference, reference numeral 'B' denotes a heat fusion portion, and reference numeral 'C' denotes an electric heating fusion portion.

It further comprises a rubber ring 404, which is an airtight packing means 404 provided between the reference member 210 and the fixing member 220.

The rubber ring 404 is inserted into the groove 221 formed at the end of the outer peripheral surface of the fixing member 220 is preferably in contact with the central portion of the inner peripheral surface of the reference member 210.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed by heat fusion and electric heating fusion so that the fluid flowing inside the one-way pipe 101 and the other-side pipe 102 is outward. In addition to preventing leakage, the fastening member 230 and the sealing member 401, 402, 403, the first rectangular ring 401, the rubber ring 402, and the second rectangular ring 403 to further reinforce its airtightness. The rubber ring 404 is further reinforced in the gap between the outer circumferential end of the fixing member 220 and the center of the inner circumferential surface of the reference member 210, which may be somewhat weak in airtightness, so that one side of the conduit 101 and the other conduit 102 There is an excellent effect to ensure the air tightness.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 4)

7 is a cross-sectional view showing a fourth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 7, the pipe connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220.

In an embodiment, the inner circumferential surface and the outer circumferential surface of the fixing member 220 are fixed by an electric heating fusion method up to a predetermined length of the outer circumferential surface of the other conduit 102 and the inner circumferential surface of the reference member 210.

For reference, reference numerals 'B' and 'C' denote electric heating welding parts.

Here, the electric heating fusion method is made in the following order.

First, spiral grooves 301 are formed on the outer and inner circumferential surfaces of the fixing member 220, respectively.

Thereafter, the conductive wire 303 wound around the spiral grooves 301 formed on the outer circumferential surface and the inner circumferential surface of the fixing member 220 by the coating material 302 of synthetic resin, respectively, is wound several times.

In the state in which the electric wire 303 is wound as described above, both ends 304 and 305 of the electric wire 303 are electrically connected to an overcurrent applying device (not shown).

Subsequently, when a current is applied to the electric wire 303 from the overcurrent application device, the fixing member 220 is firmly fused and fixed to the other conduit 102 and the reference member 210 while the coating material 302 of the synthetic resin melts.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed by electric heating fusion so that the fluid flowing inside the one-way line 101 and the other-side line 102 does not leak to the outside. It works.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In the present embodiment, the material of the pipes 101 and 102 is preferably a synthetic resin material, and most preferably, a polyethylene (PE) material among the synthetic resin materials.
For reference, FIG. 18 is a perspective view illustrating the fixing member 220 of the present embodiment, and in this drawing, spiral grooves 301 formed on the outer circumferential surface and the inner circumferential surface of the fixing member 220 and the covering material 302 are wrapped. The arrangement of conductive electric wires (not shown: reference numeral 303 in FIG. 7) is clearly shown.

(Example 5)

8 is a cross-sectional view showing a fifth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 8, the pipe connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220.

In addition, the present embodiment, like the fourth embodiment, the inner circumferential surface and the outer circumferential surface of the fixing member 220 are fixed in an electric heat fusion method up to a predetermined length of the outer circumferential surface of the other conduit 102 and the inner circumferential surface of the reference member 210. do.

Hereinafter, in the description of the present embodiment, a description will be given focusing on portions that differ from the fourth embodiment. For reference, reference numerals 'B' and 'C' denote electric heating welding parts.

The embodiment further includes a fastening member 230 coupled to the coupler 211 and the fastener 430 of the reference member 201.

Specifically, the fastening member 230 is coupled to the coupling member 211 by the fastener 430 while supporting the airtight packing means 404 is fixed to the outer peripheral surface of the other side pipe 102 And fastening holes 231 corresponding to the insertion holes 212 of 211.

Here, the specific configuration and operation of the hermetic packing means 404 will be described in detail below.

The fastener 430 is preferably a bolt.

If the coupling sphere 211, the hermetic packing means 404, and the fastening member 230 of the reference member 210 are coupled to each other by such a bolt, the coupling sphere 211 is formed at the end of the bolt. ), It is preferable that at least one nut 440 is coupled to fix the combined state of the airtight packing means 404 and the fastening member 230.

On the other hand, in the present embodiment, the airtight packing means 404 is configured as follows.

The airtight packing means 404 is in contact with the outer circumferential surface of the other conduit 102, the end of the fixing member 220, the inner circumferential surface of the coupler 211 in the reference member 210, and the end of the fastening member 230, respectively. The rubber ring 404 is provided.

This embodiment completely closes the minute gap between the reference member 210 and the fixing member 220 by electric heating fusion so that the fluid flowing inside the one-way line 101 and the other-side line 102 does not leak to the outside. In addition, the fastening member 230 and the rubber ring 404, which is an airtight packing means, have an effect of reinforcing the airtightness even more.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 6)

9 is a cross-sectional view showing a sixth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 9, the present embodiment is an improvement of the fourth embodiment, wherein the inner circumferential surface and the outer circumferential surface of the fixing member 220 are disposed at a predetermined length of the outer circumferential surface of the other conduit 102 and the inner circumferential surface of the reference member 210. Until it is fixed by electric heating fusion method.

For reference, reference numerals 'B' and 'C' denote electric heating welding parts.

Hereinafter, the present embodiment will be described focusing on the parts that differ from the fourth embodiment.

In this embodiment, the rubber ring 405 and the square ring 406 which are airtight packing means 405 and 406 between the reference member 210 and the fixing member 220 are sequentially arranged along the lengthwise direction of the other conduit 102. It is preferable to arrange.

Here, the rubber ring 405 is preferably in contact with the outer peripheral surface of the other conduit 102, the end and the inner peripheral surface of the reference member 210, respectively, the square ring 406 is the end of the rubber ring 405, the other conduit 102 It is preferable that the outer circumferential surface of the), the inner circumferential surface of the reference member 210, and the end of the fixing member 220, respectively.

This embodiment completely closes the minute gap between the reference member 210 and the fixing member 220 by electric heating fusion so that the fluid flowing inside the one-way pipeline 101 and the other-side pipeline 102 does not leak to the outside. At the same time, by further reinforcing the rubber ring 405 and the square ring 406 in the minute gap located at the junction of the fixing member 220 and the reference member 210, which may be somewhat weak airtightness, the one side pipe 101 and the other side There is an excellent effect of reliably maintaining the airtightness of the conduit 102.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In the present embodiment, the material of the pipes 101 and 102 is preferably a synthetic resin material, and most preferably, a polyethylene (PE) material among the synthetic resin materials.

(Example 7)

10 is a cross-sectional view showing a seventh embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 10, the pipe connecting device 100 according to the present embodiment is an improvement of the configuration of the sixth embodiment.

This embodiment is the same as the sixth embodiment, the inner circumferential surface and the outer circumferential surface of the fixing member 220 is fixed in an electric heating fusion method up to a predetermined length of the outer circumferential surface of the other side pipe 102 and the inner circumferential surface of the reference member 210 and , Between the reference member 210 and the fixing member 220, the rubber ring 405 and the square ring 406, which are airtight packing means 405 and 406, are sequentially arranged along the lengthwise direction of the other conduit 102.

Hereinafter, the present embodiment will be described mainly on the parts that differ from the above-described sixth embodiment. For reference, reference numerals 'B' and 'C' denote electric heating welding parts.

The present embodiment further includes a fastening member 230 coupled to the coupler 211 and the fastener 430 of the reference member 210.

Specifically, the fastening member 230 is coupled to the coupling member 211 by the fastener 430 while supporting the airtight packing means 407 fixed to the outer circumferential surface of the other side pipe 102. The fastening holes 231 correspond to the insertion holes 212 of the sphere 211.

Here, the specific configuration and operation of the hermetic packing means 407 will be described in detail below.

The fastener 430 is preferably a bolt.

If the coupling sphere 211, the hermetic packing means 407, and the fastening member 230 of the reference member 210 are coupled to each other by such a bolt, the coupling sphere 211 is formed at the end of the bolt. ), It is preferable that at least one nut 440 is coupled to fix the combined state of the airtight packing means 407 and the fastening member 230.

On the other hand, the airtight packing means 407 in this embodiment is configured as follows.

The airtight packing means 407 is in contact with the outer circumferential surface of the other conduit 102, the end of the fixing member 220, the inner circumferential surface of the coupler 211 in the reference member 210, and the end of the fastening member 230, respectively. The rubber ring 407 is provided.

For reference, the hermetic packing means 407 in this embodiment has the same form as the hermetic packing means 404 in the fifth embodiment.

This embodiment completely closes the minute gap between the reference member 210 and the fixing member 220 by electric heating fusion so that the fluid flowing inside the one-way line 101 and the other-side line 102 does not leak to the outside. At the same time, the rubber ring 405 and the square ring 406 are further strengthened and fixed with the fastening member 230 in a minute gap located at the junction between the fixing member 220 and the reference member 210, which may be somewhat weak in airtightness. By further reinforcing the rubber ring 407 in the gap between the members 220, there is an excellent effect that can securely maintain the airtightness of the one side pipe (101) and the other side pipe (102).

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 8)

11 is a cross-sectional view showing an eighth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 11, the pipe connecting device 100 according to the present embodiment is an improvement of the seventh embodiment, and the following description of the present embodiment will be mainly focused on the configuration different from the seventh embodiment. For reference, reference numerals 'B' and 'C' denote electric heating welding parts.

In this embodiment, the airtight packing means (408, 409, 410) are arranged in plurality along the longitudinal direction of the other side pipe 102 as a plurality.

That is, the airtight packing means 408, 409, 410 may include a first rubber ring 408 and a first rubber ring, which contact the outer circumferential surface of the other conduit 102, the inner circumferential surface of the reference member 210, and the end of the fixing member 220, respectively. 408, the outer circumferential surface of the other conduit 102, the inner circumferential surface and end of the reference member 210, the refractive ring 409 having a three-dimensional shape respectively in contact with the inner circumferential surface of the coupling member 211 in the reference member 210, The second end of the refractive ring 409, the outer peripheral surface of the other conduit 102, the inner peripheral surface of the coupling member 211 in the reference member 210, the second rubber ring 410 in contact with the end of the fastening member 230, respectively It is preferable.

This embodiment completely closes the minute gap between the reference member 210 and the fixing member 220 by electric heating fusion so that the fluid flowing inside the one-way line 101 and the other-side line 102 does not leak to the outside. At the same time, the rubber ring 405 and the square ring 406 are further reinforced in the gap located at the junction of the fixing member 220 and the reference member 210, which may be somewhat weak in airtightness, and the fastening member 230 and the fixing member. The first rubber ring 408, the refraction ring 409, and the second rubber ring 410 are further reinforced in the minute gaps between the 220 to maintain the airtightness of the one line 101 and the other line 102. It has an excellent effect.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 9)

12 is a cross-sectional view illustrating a ninth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 12, the pipe connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220 as in the previous embodiments.

In an embodiment, the inner circumferential surface of the fixing member 220 is fixed in a heat fusion manner from the end of the other conduit 102 to the outer circumferential surface, and the outer circumferential surface of the fixing member 220 is in contact with the inner circumferential surface of the reference member 210. For reference, reference numeral 'B' denotes a heat fusion portion.

And between the reference member 210 and the fixing member 220 is provided with at least one rubber ring 411, which is an airtight packing means (411).

In the drawing, the rubber ring 411 is preferably inserted into the groove 222 formed in the outer peripheral surface end of the fixing member 220 and in contact with the central portion of the inner peripheral surface of the reference member 210.

The present embodiment further includes a fastening member 230 coupled to the coupler 211 and the fastener 430 of the reference member 210.

Specifically, the fastening member 230 is coupled to the coupling member 211 by the fastener 430 while supporting the airtight packing means 412, 413, 414 fixed to the outer circumferential surface of the other side pipe 102. The fastening holes 231 correspond to the insertion holes 212 of the sphere 211.

Here, the specific configuration and operation of the hermetic packing means (412, 413, 414) will be described in detail below.

The fastener 430 is preferably a bolt.

If, by the bolt, the coupling sphere 211, the hermetic packing means (412, 413, 414), and the fastening member 230 of the reference member 210 in the coupled state, the coupling sphere 211 at the end of the bolt ), It is preferable that at least one nut 440 is coupled to fix the bonding state of the airtight packing means 412, 413, 414 and the fastening member 230.

On the other hand, in the present embodiment the airtight packing means (412, 413, 414) is configured as follows.

The hermetic packing means (412, 413, 414) is a square ring 412 and the end of the square ring 412, respectively, which are in contact with the outer circumferential surface of the other conduit 102, the inner circumferential surface of the reference member 210, and the end of the fixing member 220, respectively. , A rubber ring 413 in contact with the outer circumferential surface of the other conduit 102, and an inner circumferential surface of the reference member 210, an end of the rubber ring 413, an outer circumferential surface of the other conduit 102, and an inner circumferential surface of the reference member 210. And an refractive ring 414 having a three-dimensional shape that is in contact with an end portion, an inner circumferential surface of the coupler 211 at the reference member 230, and an end of the fastening member 230.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed by heat fusion so that the fluid flowing in the one side 101 and the other side 102 is not leaked to the outside. At the same time, the rubber ring 411 is further strengthened in the gap located at the junction of the fixing member 220 and the reference member 210, which may be somewhat weak in airtightness, and in the gap between the fastening member 230 and the fixing member 220. The square ring 412, the rubber ring 413, and the refraction ring 414 is further reinforced to have an excellent effect of ensuring the airtightness of the one-way conduit 101 and the other conduit 102.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 10)

13 is a cross-sectional view showing a tenth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 13, the pipe connecting device 100 according to the present embodiment is an improvement of the ninth embodiment, and includes the reference member 210 and the fixing member 220, and the fixing member 220. The inner circumferential surface of the c) is fixed in a heat fusion manner from the end of the other conduit 102 to the outer circumferential surface, and the outer circumferential surface of the fixing member 220 is in contact with the inner circumferential surface of the reference member 210. For reference, reference numeral 'B' denotes a heat fusion portion.

At least one rubber ring 415, 416, which is an airtight packing means 415, 416, is provided between the reference member 210 and the fixing member 220.

In the drawing, these rubber rings 415 and 416 are composed of a first rubber ring 415 and a second rubber ring 416.

The first rubber ring 415 is inserted into the groove 223 formed at the end of the outer circumferential surface of the fixing member 220 to be in contact with the center of the inner circumferential surface of the reference member 210.

The second rubber ring 416 is inserted into the groove 224 formed along the longitudinal direction of the outer circumferential surface of the fixing member 220 to be in contact with the inner circumferential surface of the reference member 210.

The present embodiment further includes a fastening member 230 coupled to the coupler 211 and the fastener 430 of the reference member 210.

Specifically, the fastening member 230 has fastening holes 231 corresponding to the insertion holes 212 of the coupler 211 to be coupled to the coupler 211 by the fastener 430.

The fastener 430 is preferably a bolt.

If the coupling sphere 211 and the fastening member 230 of the reference member 210 are coupled to each other by such a bolt, the coupling sphere 211 and the fastening member 230 are formed at the end of the bolt. At least one nut 440 is preferably coupled to fix the coupled state of the.

In this embodiment, the fluid flowing through the inside of one side pipe 101 and the other side pipe 102 by completely sealing a minute gap between the reference member 210 and the fixing member 220 by heat fusion and two rubber rings 415 and 416. Is prevented from leaking to the outside, there is an excellent effect that can be surely maintained the airtightness of the one side pipe (101) and the other side pipe (102).

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 11)

14 is a cross sectional view showing an eleventh embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 14, the pipe connecting device 100 according to the present embodiment is an improvement of the tenth embodiment, and the arrangement of the rubber rings 417 and 418 is different in the same structure as the tenth embodiment. For reference, reference numeral 'B' denotes a heat fusion portion.

That is, the rubber rings 417 and 418 are inserted into the two grooves 225 and 226 formed along the longitudinal direction of the outer circumferential surface of the fixing member 220 to the first and second rubber rings 417 and 418 respectively contacting the inner circumferential surface of the reference member 210. Is done.

For this reason, the present embodiment may have the same effect as the above-described tenth embodiment.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 12)

15 is a cross sectional view showing a twelfth embodiment of the pipe connecting apparatus according to the present invention.

As shown in FIG. 15, the pipe line connecting device 100 according to the present embodiment includes the reference member 210 and the fixing member 220 as in the previous embodiments.

In this embodiment, the inner circumferential surface of the fixing member 220 is fixed in a screw fastening manner up to a predetermined length of the outer circumferential surface of the other conduit 102.

As such, in order for the fixing member 220 and the other conduit 102 to be screwed together, it is preferable that screw portions 103 and 227 are formed on the inner circumferential surface of the fixing member 220 and the outer circumferential surface of the other conduit 102, respectively.

In addition, the outer circumferential surface of the fixing member 220 is in contact with the inner circumferential surface of the reference member 210.

And between the reference member 210 and the other side pipe 102 is preferably provided with at least one rubber ring 419, which is an airtight packing means (419).

Here, the rubber ring 419 is preferably inserted into the groove 215 formed in the center of the inner circumferential surface of the reference member 210 to contact the other conduit 102.

In the present embodiment, it is preferable that at least one key 420 is further provided between the reference member 210 and the fixing member 220 to preset the fastening limit of the fixing member 220.

In addition, the present embodiment further includes a fastening member 230 coupled with the fastener 211 and the fastener 430 of the reference member 210.

Specifically, the fastening member 230 is coupled to the coupling member 211 by the fastener 430 while supporting the airtight packing means 421, 422, 423 fixed to the outer circumferential surface of the other side pipe 102. The fastening holes 231 correspond to the insertion holes 212 of the sphere 211.

Here, the specific configuration and operation of the hermetic packing means (421, 422, 423) will be described in detail below.

The fastener 430 is preferably a bolt.

If the coupling sphere 211, the hermetic packing means 421, 422, 423, and the fastening member 230 of the reference member 210 are coupled to each other by the bolt, the coupling sphere 211 is formed at the end of the bolt. ), It is preferable that at least one nut 440 is coupled to fix the bonding state of the airtight packing means 412, 413, 414 and the fastening member 230.

On the other hand, in the present embodiment the hermetic packing means (421, 422, 423) is configured as follows.

The hermetic packing means (421, 422, 423) has a square ring (421) and an end of the square ring (421) which are in contact with the outer circumferential surface of the other conduit 102, the inner circumferential surface of the reference member 210, and the end of the fixing member 220, respectively. , A rubber ring 422 contacting the outer circumferential surface of the other conduit 102 and the inner circumferential surface of the reference member 210, an end of the rubber ring 422, an outer circumferential surface of the other conduit 102, and an inner circumferential surface of the reference member 210. And an refractive ring 423 having a three-dimensional shape that is in contact with an end portion, an inner circumferential surface of the coupler 211 at the reference member 230, and an end of the fastening member 230.

In this embodiment, the micro-gap between the reference member 210 and the fixing member 220 is completely sealed with a screw coupling (coupling between the reference numeral '103' and the reference numeral '227' as the screw portion) and the rubber ring 419. In order to prevent the fluid flowing inside the one-way line 101 and the other line 102 to leak to the outside, the gap between the fastening member 230 and the fixing member 220 may be somewhat weak airtightness By further reinforcing the ring 421, the rubber ring 422, and the refraction ring 423, there is an excellent effect of reliably maintaining the airtightness of the one side conduit 101 and the other conduit 102.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In the present embodiment, the material of the pipes 101 and 102 is preferably a synthetic resin material or a metal material, and most preferably, among the synthetic resin materials, polyethylene (PE) material, composite polypropylene (composite PP) material, PVC material, And it is a material used for a conventional composite pipe, and among the metal material is preferably cast iron material and other metal materials.

(Example 13)

16 is a cross sectional view showing a thirteenth embodiment of the pipe connecting apparatus according to the present invention.

This embodiment is an improved embodiment of the eighth embodiment, in which the embodiment differs from the eighth embodiment by winding an electric wire to the fixing member 220 but winding the inside of the fixing member 220. It has its features.

The shape of the fixing member 220 as shown in Figure 16 is a form that can be obtained by injecting so as to be arranged in the form of winding the electric wire 303 inside the fixing member 220, when injecting the fixing member 220 .

In the method of using the combination of the fixing member 220 and the electric wire 303, first, both ends 304 and 305 of the electric wire 303 are electrically connected to an overcurrent application device (not shown), and When the electric current is applied to the electric wire 303, the coating member 302 of the synthetic resin is melted at the same time as the recording member, so that the fixing member 220 and the other conduit 102 and the reference member 210 firmly Fusion is fixed.

At this time, the current provided from the overcurrent applying device to both ends 304 and 305 of the electric wire 303 should be set higher than that of the eighth embodiment.

This embodiment can achieve the same effect as the eighth embodiment in the above manner. For reference, reference numeral 'B' is a part to be electrically heated and fused.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In this embodiment, the material of the pipes (101, 102) is preferably a synthetic resin material, and most preferably among the synthetic resin material is a polyethylene (PE) material, and a composite polypropylene (composite PP) material.

(Example 14)

17 is a cross-sectional view showing a fourteenth embodiment of the pipe connecting apparatus according to the present invention.

This embodiment is an improvement of the twelfth embodiment, and as shown in FIG. 17, the pipeline connection device 100 includes the reference member 210 and the fixing member 220 as in the previous embodiments. .

Unlike the twelfth embodiment, this embodiment has a concave shape such that an iron portion 500 is formed on the inner circumferential surface of the fixing member 220 and the iron portion 500 is inserted into the other conduit 102. The part 501 is formed.

However, in the present embodiment, the inner circumferential surface of the fixing member 220 may be formed with a concave portion instead of the convex portion 500, and a corresponding portion having a convex shape may be formed in the other conduit 102 to insert the concave portion. .

As described above, if the fixing member 220 and the other side pipe 102 are coupled to each other by unevenness, the same effect can be achieved without components such as the screw parts 103 and 227 and the key 420 used in the twelfth embodiment. There is an excellent effect that can be exerted.

The outer circumferential surface of the fixing member 220 is preferably in contact with the inner circumferential surface of the reference member 210 without a gap.

In this embodiment, like the twelfth embodiment, it is preferable that at least one rubber ring 419, which is an airtight packing means 419, is provided between the reference member 210 and the other side pipe line 102.

The rubber ring 419 is inserted into the groove 215 formed in the center of the inner peripheral surface of the reference member 210 is preferably in contact with the other side pipe (102).

In addition, the present embodiment is screwed to the reference member 210, the rotation is to be coupled to the reference member 210 in a state that is caught in the airtight packing means (421, 422, 423) fixed to the outer peripheral surface of the other conduit 102 It further includes a fastening member 230 provided freely.

The configuration and operation of the fastening member 230, the configuration of the airtight packing means (421, 422, 423) is the configuration and operation of the fastening member 230 of the twelfth embodiment, and the airtight packing means (421, 422, 423) of the twelfth embodiment. ) And the same (the same reference numerals), the description thereof will be omitted in this embodiment, please refer to the description of the twelfth embodiment.

In this embodiment, the minute gap between the reference member 210 and the fixing member 220 is completely sealed by the convex part 500, the corresponding part 501, and the rubber ring 419, thereby allowing the one side passage 101 and the other side passage ( A rectangular ring 421 and a rubber ring 422 are provided in a gap between the fastening member 230 and the fixing member 220, which may prevent the fluid flowing through the inside of the 102 from leaking to the outside and may be somewhat weak in airtightness. , And the refraction ring 423 is further reinforced to have an excellent effect of reliably maintaining the airtightness of the one side conduit 101 and the other conduit 102.

This embodiment is the most suitable embodiment for the water pipe, sewage pipe, and gas pipe, the diameter of the pipe (101, 102) used at this time is suitable for 16mm ~ 600mm.

In the present embodiment, the material of the pipes 101 and 102 is preferably a synthetic resin material or a metal material, and most preferably, among the synthetic resin materials, polyethylene (PE) material, composite polypropylene (composite PP) material, PVC material, And it is a material used for a conventional composite pipe, and among the metal material is preferably cast iron material and other metal materials.

According to the above embodiments, the materials of the reference member and the fixing member may be appropriately selected according to the material of the pipe, and other parts except the rubber ring (fastening member, square ring, bending ring, etc.) may also be selected from the above-described pipe, reference member, And it will be preferable to select the best material according to the material of the fixing member.

1 is an exploded perspective view showing an example of a conventional pipe connecting device,

2 is a cross-sectional view of FIG.

3 is a cross-sectional view showing a first embodiment of the pipe connecting apparatus according to the present invention,

Figure 4 is an exploded perspective view showing a second embodiment of the pipe connecting apparatus according to the present invention,

5 is a cross-sectional view of the combination of FIG.

6 is a cross-sectional view illustrating a third embodiment of a pipe connecting apparatus according to the present invention;

7 is a cross-sectional view showing a fourth embodiment of the pipe connecting apparatus according to the present invention;

8 is a cross-sectional view showing a fifth embodiment of the pipe connecting apparatus according to the present invention;

9 is a cross-sectional view showing a sixth embodiment of the pipe connecting apparatus according to the present invention;

10 is a cross-sectional view illustrating a seventh embodiment of the pipe connecting apparatus according to the present invention;

11 is a cross-sectional view showing an eighth embodiment of the pipe connecting apparatus according to the present invention;

12 is a cross-sectional view showing a ninth embodiment of the pipe connecting apparatus according to the present invention;

13 is a cross-sectional view illustrating a tenth embodiment of the pipe connecting apparatus according to the present invention;

14 is a cross-sectional view showing an eleventh embodiment of the pipe connecting apparatus according to the present invention;

15 is a cross-sectional view showing a twelfth embodiment of the pipe connecting apparatus according to the present invention;

16 is a cross-sectional view illustrating a thirteenth embodiment of a pipe connecting apparatus according to the present invention;

17 is a cross-sectional view showing a fourteenth embodiment of the pipe connecting apparatus according to the present invention,
18 is a perspective view showing an embodiment of a fixing member in the pipeline connection device according to the present invention.

Explanation of symbols on the main parts of the drawing

100: pipeline connection 101: one side pipeline

102: other side pipeline 103: screw portion

210: reference member 211: coupling tool

212: hole 215: groove

220: fixing member 221,222,223,224,225,226: groove

227: screw portion 230: fastening member

231 fastener 301: spiral groove

302: covering material 303: electric cable

304,305: ends 401,403,406,412,421 of electric cable: square ring

402,404,405,407,408,410,411,413,415,416,417,418,419,422: rubber ring

409,414,423: refractive ring 420: key

430: fastener (bolt) 440: nut

500: iron 501: counterpart

Claims (32)

As a pipe connecting device for connecting one pipe and the other pipe corresponding to each other, The inner circumferential surface extending to the one side and the other side, respectively, and the inner circumferential surface extending to the one side of the pipeline is fixed to the outer circumferential surface of the one side of the pipeline by a heat fusion method, a predetermined fastener on the outer circumferential surface of the inner circumferential surface extending to the other side A coupling hole having at least two insertion holes is formed to be inserted into the coupling hole, wherein the insertion hole of the coupling hole includes: a reference member arranged at the same angle with respect to a center point around the conduits; A fixing member inserted between an inner circumferential surface extending toward the other side pipeline side of the reference member and an outer circumferential surface of the other side passage, and having an inner circumferential surface fixed to the outer circumferential surface of the other side passage; And And a fastening member coupled to the fastener and the fastener of the reference member, The inner circumferential surface of the fixing member is fixed in a heat fusion method from an end of the other side conduit to a predetermined length of the outer circumferential surface, and the outer circumferential surface of the fixing member is in an electric heating fusion method up to a predetermined length in the other direction from the center of the inner circumferential surface of the reference member. Fixed, The fastening member has fastening holes corresponding to the insertion holes of the coupler so as to be coupled to the coupler by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side conduit. Pipeline connection. delete delete The method of claim 1, The fastener is a bolt, When the coupler of the reference member, the hermetic packing means, and the fastening member are coupled to each other by the bolt, the end of the bolt is coupled to the coupler, the hermetic packing means, and the fastening member. At least one nut is engaged to fix the condition. The method of claim 4, wherein The airtight packing means is a plurality of the first rectangular ring arranged in sequence along the longitudinal direction of the other side, the outer peripheral surface of the other side, the inner peripheral surface of the reference member, and the end of the fixing member, and the first square An end of the ring, an outer circumferential surface of the other side conduit, an end of the reference member, and a rubber ring in contact with an inner circumferential surface of the coupler in the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface of the coupler, and the A pipe connecting device, characterized in that consisting of a second square ring in contact with each end of the fastening member. The method of claim 5, Further comprising a rubber ring which is an airtight packing means provided between the reference member and the fixed member, The rubber ring is inserted into the groove formed in the outer peripheral surface end portion of the fixing member is connected to the inner circumferential surface of the reference member in contact with the pipe. The method of claim 1, And an inner circumferential surface and an outer circumferential surface of the fixing member are fixed by an electric heating fusion method up to a predetermined length of the outer circumferential surface of the other side pipe and the inner circumferential surface of the reference member. The method of claim 7, wherein Further comprising a fastening member coupled to the fastener and the fastener of the reference member, The fastening member has fastening holes corresponding to the insertion holes of the coupler to be coupled to the coupler by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side conduit. Pipeline connector. The method of claim 8, The fastener is a bolt, When the coupler of the reference member, the hermetic packing means, and the fastening member are coupled to each other by the bolt, the end of the bolt is coupled to the coupler, the hermetic packing means, and the fastening member. At least one nut is engaged to fix the condition. The method of claim 9, The hermetic packing means is a pipe connecting device, characterized in that the outer peripheral surface of the other conduit, the end of the fixing member, the inner peripheral surface of the coupler in the reference member, and the rubber ring in contact with the end of the fastening member, respectively. The method of claim 1, The inner circumferential surface and the outer circumferential surface of the fixing member are fixed in an electric heat fusion method up to a predetermined length of the outer circumferential surface of the other side conduit and the inner circumferential surface of the reference member, and a rubber ring as an airtight packing means between the reference member and the fixing member. Pipe line connecting device characterized in that the square ring is arranged in sequence along the length of the other side of the pipe. The method of claim 11, The rubber ring is in contact with the outer circumferential surface of the other conduit, the end and the inner circumferential surface of the reference member, respectively, and the square ring is the end of the rubber ring, the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member Pipeline connecting device, characterized in that the contact each. The method of claim 12, Further comprising a fastening member coupled to the fastener and the fastener of the reference member, The fastening member has fastening holes corresponding to the insertion holes of the coupler so as to be coupled to the coupler by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side conduit. Pipeline connection. The method of claim 13, The fastener is a bolt, When the coupler of the reference member, the hermetic packing means, and the fastening member are coupled to each other by the bolt, the end of the bolt is coupled to the coupler, the hermetic packing means, and the fastening member. At least one nut is engaged to fix the condition. The method of claim 14, The hermetic packing means is a pipe connecting device, characterized in that the outer peripheral surface of the other conduit, the end of the fixing member, the inner peripheral surface of the coupler in the reference member, and the rubber ring in contact with the end of the fastening member, respectively. The method of claim 14, The airtight packing means is a plurality of first rubber ring arranged in sequence along the longitudinal direction of the other side, the outer peripheral surface of the other side, the inner peripheral surface of the reference member, and the end of the fixing member, respectively, and the first 1 an end of a rubber ring, an outer circumferential surface of the other side conduit, an inner circumferential surface and an end of the reference member, and a refractive ring having a three-dimensional shape in contact with the inner circumferential surface of the coupling hole in the reference member, and an end of the refractive ring and an outer circumferential surface of the other conduit And an inner circumferential surface of the coupler in the reference member, and a second rubber ring in contact with an end of the fastening member, respectively. The method of claim 1, The inner circumferential surface of the fixing member is fixed in a heat fusion manner from the end of the other side conduit to the outer circumferential surface, the outer circumferential surface of the fixing member is in contact with the inner circumferential surface of the reference member, and an airtight packing is provided between the reference member and the fixing member. Pipeline connecting device characterized in that provided with at least one rubber ring means. The method of claim 17, The rubber ring is inserted into the groove formed in the outer peripheral surface end portion of the fixing member is connected to the inner circumferential surface of the reference member in contact with the pipe. The method of claim 18, Further comprising a fastening member coupled to the fastener and the fastener of the reference member, The fastening member has fastening holes corresponding to the insertion holes of the coupler so as to be coupled to the coupler by the fastener while supporting the airtight packing means fixed to the outer circumferential surface of the other side conduit. Pipeline connection. The method of claim 19, The fastener is a bolt, When the coupler of the reference member, the hermetic packing means, and the fastening member are coupled to each other by the bolt, the end of the bolt is coupled to the coupler, the hermetic packing means, and the fastening member. At least one nut is engaged to fix the condition. The method of claim 20, The airtight packing means is arranged in a plurality along the longitudinal direction of the other conduit in plural, a square ring in contact with the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member, respectively, An end, an outer circumferential surface of the other conduit, and a rubber ring in contact with an inner circumferential surface of the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface and an end of the reference member, an inner circumferential surface of the coupler in the reference member, and Pipeline connecting device, characterized in that consisting of a refractive ring having a three-dimensional shape in contact with each end of the fastening member. The method of claim 17, The rubber ring may include a first rubber ring inserted into a groove formed at an end portion of the outer circumferential surface of the fixing member and contacting a central portion of the inner circumferential surface of the reference member; And a second rubber ring inserted into a groove formed along the outer circumferential surface of the fixing member in contact with the inner circumferential surface of the reference member. The method of claim 17, The rubber ring is connected to the pipe line, characterized in that the first and second rubber ring is inserted into the two grooves formed along the outer peripheral surface longitudinal direction of the fixing member and in contact with the inner peripheral surface of the reference member, respectively. The method of claim 22 or 23, Further comprising a fastening member coupled to the fastener and the fastener of the reference member, And the fastening member has fastening holes corresponding to the insertion holes of the fastener so as to be coupled to the fastener by the fastener. The method of claim 24, The fastener is a bolt, When the coupler of the reference member and the fastening member are coupled to each other by the bolt, at least one nut is coupled to an end of the bolt to fix the coupling state of the coupling member and the fastening member. Pipeline connector characterized in that. The method of claim 1, The inner circumferential surface of the fixing member is fixed in a screw fastening manner up to a predetermined length of the outer circumferential surface of the other side conduit, and the outer circumferential surface of the fixing member is in contact with the inner circumferential surface of the reference member. At least one rubber ring, which is an airtight packing means, is provided between the reference member and the other side pipe, and at least one key is provided between the reference member and the fixing member to preset a fastening limit of the fixing member. Pipeline connector characterized in that. The method of claim 1, The inner circumferential surface of the fixing member is provided with a recessed portion or a convex portion, and the other conduit has a corresponding portion having a shape corresponding to being inserted into the recess or the iron portion is inserted, and the outer circumferential surface of the fixing member is in contact with the inner circumferential surface of the reference member. , And at least one rubber ring, which is an airtight packing means, between the reference member and the other side pipe. The method of claim 26 or 27, And the rubber ring is inserted into a groove formed in the center of the inner circumferential surface of the reference member to be in contact with the other side pipe. The method of claim 28, Further comprising a fastening member coupled to the fastener and the fastener of the reference member, And the fastening member has fastening holes corresponding to the insertion holes of the fastener so as to be coupled to the fastener by the fastener. The method of claim 29, The fastener is a bolt, When the coupler of the reference member and the fastening member are coupled to each other by the bolt, at least one nut is coupled to an end of the bolt to fix the coupling state of the coupling member and the fastening member. Pipeline connector characterized in that. The method of claim 30, The airtight packing means is arranged in a plurality along the longitudinal direction of the other conduit in plural, a square ring in contact with the outer circumferential surface of the other conduit, the inner circumferential surface of the reference member, and the end of the fixing member, respectively, An end, an outer circumferential surface of the other conduit, and a rubber ring in contact with an inner circumferential surface of the reference member, respectively, an end of the rubber ring, an outer circumferential surface of the other conduit, an inner circumferential surface and an end of the reference member, an inner circumferential surface of the coupler in the reference member, and Pipeline connecting device, characterized in that consisting of a refractive ring having a three-dimensional shape in contact with each end of the fastening member. The method according to any one of claims 1, 7, and 11, The electric heating fusion method, In a state in which the conductive electric wire wrapped around the outer surface of the fixing member is wrapped with a synthetic resin coating material several times, or the electric line is wound several times on the outer and inner circumferential surfaces of the fixing member, or the electric wire is wound several times inside the fixing member. Both ends of the electric wire are electrically connected to an overcurrent applying device, and when a current is applied to the electric line from the overcurrent applying device, the fixing member melts and fuses with the other pipe due to heat generated by melting the coating material of the synthetic resin, Pipe line connecting device characterized in that the other side pipe and the reference member is fused.

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