KR102484324B1 - joint system for electrical insulation of both side through selectively insulating - Google Patents

Abstract

The present invention relates to a joint system capable of electrical insulation of both sides through selective insulating. The joint system capable of electrical insulation of both sides through selective insulating comprises: an insulating unit which forms a main body insulating a first pipe and a second pipe; a round unit which is selectively inserted into both ends of the insulating unit; a link unit which selectively binds the first pipe and the second pipe to the insulating unit to be mutually connected; an inserting unit which is selectively provided in a predetermined space existing on both ends of the insulating unit; and a fixing unit which is provided at a change in height of one end of the first pipe and a change in height of another end of the second pipe to form its own change in height, is pressurized by a link unit through its own change in height, and fixes the first pipe or the second pipe.

Description

Joint system for electrical insulation of both sides through selectively insulating}

The present invention relates to a joint system capable of electrically insulating both ends through selective insulation. More specifically, it is a technical field related to a system that blocks electrical or thermal flow occurring between a plurality of pipes by disposing an insulating unit interconnecting a plurality of pipes and at the same time exhibiting an insulation function.

Water supply refers to the supply of constant water to a necessary place, and water is supplied to each household through a water supply pipe branching from a drain pipe. A water supply pipe is a pipe that supplies water or miscellaneous water within a building or its site, and in the Water Supply Act, it refers to a pipe that is piped into a residential area or house to draw water from a drainage pipe or an existing water supply device. A plurality of water supply pipes are interconnected through connection sockets or connection devices to supply water to homes.

As an example of prior patent documents related to this, “a sewage pipe connection assembly in which a pipe and a connector are integrally formed (Registration No. 10-0891149, hereinafter referred to as Patent Document 1)” exists.

In the case of the invention according to Patent Document 1, a fastening bolt through-hole in which a plurality of fastening bolts are fastened and fixed is provided around the periphery of the pressure ring installed at the connection part of the sewer pipe buried underground, and at this time, the fastening bolt head is constant inward. A fastening bolt with an angled inclination is fastened and fixed with a coupling nut, and a plurality of shrinkable stoppers are cut and formed through a cutout inside the pipe through-hole of the pressure wheel into which the end of the pipe is inserted, and formed inside the pipe through-hole of the pressure wheel On the circumferential surfaces of the plurality of shrinkable stoppers, wedge-shaped protrusions are protrudingly installed so as to be inserted and fixed on the outer circumferential surface of the pipe inserted into the pipe through-hole, and a connector is integrally installed at one end of the connecting pipe connected to the pipe, while the connector is on the outer circumferential surface A plurality of reinforcing jaws are installed in the vertical direction, glass fiber or steel wire is inserted into the inner circumferential surface where the connecting pipe is inserted, and molded integrally. As a contraction-type stopper, it is intended to be installed to prevent leakage between connecting pipes that are press-fitted and connected to each other.

As an example of another patent document, there is a “socket and joint device for pipe connection (Registration No. 10-1830824, hereinafter referred to as Patent Document 2)”.

In the case of the invention according to Patent Document 2, it is hollow and has a certain length, and is provided with an inner insertion portion having a packing seating groove formed along an inner circumferential surface from the inside of the hollow into which the pipe is inserted, and concentric with the inner insertion portion from the outside of the hollow interior. a socket connection portion provided with an outer insertion portion having a predetermined diameter extending upward; a fastening fixing part which is inserted into the outer insertion part and fixes the pipe to the socket connection part by pressurizing the outer circumferential surface of the pipe so that the pipe inserted into the hollow does not retreat in the direction opposite to the insertion; A packing part fixed to the packing seating groove and elastically deformed so that one end is compressed and supported along the inner circumferential surface of the end part of the pipe when the distal end of the pipe inserted into the hollow inner insertion part is pressed; It is characterized by including.

As an example of another patent document, “PB pipe connection socket device (Registration No. 20-0482060, hereinafter referred to as Patent Document 3)” exists.

In the case of the invention according to Patent Document 3, the socket part, the rubber ring seated on the inner rubber ring seating part of the socket part, and the protrusion part at the top of the rubber ring are inserted into the socket part so that the outer inclined surface and the O-ring seating part are at the top of the protrusion part. The configured connection joint part, the O-ring inserted into the O-ring seating part, the PB pipe inserted into the outside of the connection joint part, the end seated on the protrusion and having an inner slope inside, and the PB pipe inserted into the socket part and placed on the outside of the end of the PB pipe It is characterized in that it consists of a presser ring positioned and a presser socket inserted outside the PB pipe and provided with a screw thread to the outside so as to be fastened with the inner screw thread of the socket head of the socket unit.

As an example of another patent document, there is a “connecting socket for water supply only (Registration No. 10-1948846, hereinafter referred to as Patent Document 4)”.

In the case of the invention according to Patent Document 4, a screw thread is formed on the inner circumferential surface, a fixing groove is formed on the outer circumference, and a fixing cap is provided at one end so that the inside can be inserted into a perforated hollow connection socket and fixing groove. A fixing part is formed around the inner side, a seating part is formed on the inner circumferential surface so that the other end of the connection socket can be supported, and a first support part is formed on one side of the seating part and can be inserted into the other end of the connection socket, so that the connection socket It consists of a hollow body with a perforated interior so that it can be inserted and coupled.

Existing prior literature discloses a technical feature of connecting different pipes by coupling each connection socket to a pipe, but has an insulation function capable of blocking electrical flow or thermal flow occurring between different pipes. The technical elements needed to be improved.

Registration No. 10-0891149 Registration No. 10-1830824 Registration No. 20-0482060 Registration No. 10-1948846

The joint system capable of electrically insulating both ends through selective insulating according to the present invention has been devised to solve the conventional problems as described above, and presents the following problems to be solved.

First, a plurality of pipes are interconnected to supply water to a destination.

Second, an insulator is provided between the plurality of pipes to prevent chain accidents between the plurality of pipes.

The problems to be solved in the present invention are not limited to those mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

The joint system capable of electrically insulating both ends through selective insulating according to the present invention has the following problem solving means for the above problem to be solved.

The joint system capable of electrically insulating both ends through selective insulation according to the present invention is disposed between one end of a first pipe and the other end of a second pipe to mutually interconnect, and insulates the first pipe and the second pipe. an insulating unit forming the main body to do; a round unit selectively inserted into both ends of the insulating unit; a link unit fastened to both ends of the insulating unit to selectively bind one end of the first pipe and the other end of the second pipe to the insulating unit and connect them to each other; an inserting unit disposed at one end of the first pipe and at the other end of the second pipe and selectively provided in a predetermined space at both ends of the insulating unit; and is provided to the step of one end of the first pipe and the step of the other end of the second pipe to form its own step, is provided in contact with the inserting unit, and is pressed to the link unit through the step, It may be characterized in that it comprises a fixing unit (fixing unit) for fixing the first pipe or the second pipe.

The insulating unit of the joint system capable of electrically insulating both ends through selective insulation according to the present invention passes through the first pipe and the second pipe through an internal conduit forming the body of the insulating unit. an insulating body for fluid flow; groove parts provided at both ends of the insulating body part to form a predetermined groove on an outer circumferential surface to mount the round unit; and a fence portion protruding from an outer circumferential surface of the insulating body portion to restrict arbitrary movement of the round unit.

The round unit of the joint system capable of electrically insulating both ends through selective insulation according to the present invention includes a round ring part mounted in a predetermined groove of the groove part and compressed by the fence part and the link unit; and a round hole portion through which at least one hole is formed in the round ring portion to discharge sealed air from the inside of the round ring portion by a compressive force of the link unit.

The round ring part of the joint system capable of electrically insulating both ends through selective insulation according to the present invention is selectively formed with a predetermined protruding pattern structure on the inner surface to selectively block the inflow of predetermined particles from the outside. can be characterized.

The round ring part of the joint system capable of electrically insulating both ends through selective insulation according to the present invention is provided in the form of an O-ring with one end and the other end facing each other, and a predetermined gap between the one end and the other end ) is formed and compressed by the link unit, so that the predetermined gap is filled.

The link unit of the joint system capable of electrically insulating both ends through selective insulation according to the present invention includes a link body portion fastened to an end of the insulating unit and having one end pressing the round unit; and a link cover portion provided at the other end of the link body portion, protruding inward from an inner diameter of the link body portion, and pressurizing the step of the fixing unit to press-couple the first pipe and the second pipe to the insulating unit. It may be characterized by including.

The inserting unit of the joint system capable of electrically insulating both ends through selective insulation according to the present invention forms a body filling the predetermined space of the insulating unit to move the first pipe or the second pipe. It may be characterized by selectively limiting.

The inserting unit of the joint system capable of electrically insulating both ends through selective insulating according to the present invention may be characterized in that it selectively expands in an inward direction of the insulating unit when a current greater than a threshold value flows. .

The fixing unit of the joint system capable of electrically insulating both ends through selective insulating according to the present invention, one end is in contact with the inserting unit, and is pressed by the link cover part, so that the end of the first pipe and the second an inner fixing unit binding an end of the pipe to the insulating unit; and an outer fixing unit provided at the other end of the inner fixing unit and inserted into the inner diameter of the link cover unit to fix the first pipe and the second pipe from the link unit.

The system of the joint system capable of electrically insulating both ends through selective insulation according to the present invention selectively covers a preset cover zone among internal spaces in which the first pipe or the second pipe and the insulating unit are interconnected. It may further include a cover unit that is disposed and selectively covers the preset cover zone.

In the case of the cover unit of the joint system capable of electrically insulating both ends through selective insulation according to the present invention, the cover body part forming a ring-shaped body to cover the preset cover zone; and an expanding portion disposed on an outer surface of the cover body portion, expanding outward when heat equal to or greater than a threshold value is applied, and selectively covering the preset cover zone.

The joint system capable of electrically insulating both ends through selective insulating according to the present invention configured as described above provides the following effects.

First, it is possible to supply water to a remote location by interconnecting a plurality of pipes.

Second, a chain accident can be prevented by blocking an electrical or thermal flow occurring between a plurality of pipes through an inserting unit having an insulation function.

The effects of the present invention are not limited to those mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below.

1 is a front view of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
2 is a cross-sectional view of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention.
3 is a perspective view and a cross-sectional view of an insulating unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
4 is a front view of a round unit mounted on an insulating unit of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention.
5 shows a structure of a preset protruding pattern of a round unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
Figure 6 is a cross-sectional view showing an inserting unit provided in a predetermined space of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
7 is a cross-sectional view illustrating expansion of an inserting unit of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention.
8 is a perspective view of a link unit and a fixing unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
9 illustrates a wave pattern formed in a fixing unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.
Figure 10 shows a cross-sectional view and an embodiment of a cover unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.

The joint system capable of electrically insulating both ends through selective insulation according to the present invention can have various changes and various embodiments, and specific embodiments will be illustrated in the drawings and described in detail in the detailed description. . However, this is not intended to limit the present invention to specific embodiments, and should be understood to include all modifications, equivalents, or substitutes included in the technical spirit and scope of the present invention.

1 is a front view of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. 2 is a cross-sectional view of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention. 3 is a perspective view and a cross-sectional view of an insulating unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. 4 is a front view of a round unit mounted on an insulating unit of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention. 5 shows a structure of a preset protruding pattern of a round unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. Figure 6 is a cross-sectional view showing an inserting unit provided in a predetermined space of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. 7 is a cross-sectional view illustrating expansion of an inserting unit of a joint system capable of electrically insulating both ends through selective insulation according to an embodiment of the present invention. 8 is a perspective view of a link unit and a fixing unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. 9 illustrates a wave pattern formed in a fixing unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention. Figure 10 shows a cross-sectional view and an embodiment of a cover unit of a joint system capable of electrically insulating both ends through selective insulating according to an embodiment of the present invention.

As shown in FIG. 1, the joint system capable of electrically insulating both ends through selective insulation according to the present invention supplies water branched from the water supply pipe, the insulating unit 100 between a plurality of pipes. This arrangement connects a plurality of pipes to each other, and it is possible to supply water branched from the drain pipe to a desired location.

At this time, the plurality of pipes are connected to each other through the insulating unit 100, and electrical or thermal flow occurring between the plurality of pipes can be blocked.

It is preferable that the insulating unit 100 referred to herein is configured as an insulator through which electricity does not flow so as to interconnect a plurality of pipes and at the same time block the flow of electricity. If a current or thermal flow occurs in one pipe, a chain current or thermal flow occurs between a plurality of pipes, so the insulating unit 100 has an insulation function to minimize electrical safety accidents. .

The joint system capable of electrically insulating both ends through selective insulation according to the present invention includes an insulating unit (100), a round unit (200), a link unit (300), and an inserting unit ( It includes an inserting unit (400) and a fixing unit (500).

First, the insulating unit 100 is configured to interconnect a plurality of pipes.

As shown in FIG. 2, the insulating unit 100 is disposed between one end of the first pipe 1 and the other end of the second pipe 2 and connects the plurality of pipes to a desired position. be able to connect.

The insulating unit 100 connects the ducts of the first pipe 1 and the second pipe 2 so that water or fluid branched from the drain pipe flows from the first pipe 1 to the second pipe 2. form a body capable of

In addition, the insulating unit 100 performs a function of insulating the interconnected first pipe 1 and the second pipe.

In the case of a joint system capable of electrically insulating both ends through selective insulation according to the present invention, as shown in FIG. 3, an insulating body part 110, a groove part 120 and a fence (fence) unit 130 is included.

First, the insulating body 110 is configured to flow fluid passing through the first pipe 1 and the second pipe 2 through an internal conduit forming the body of the insulating unit 100 .

The insulating body 110 can control the flow direction and speed of the fluid flowing through the first pipe 1 and the second pipe 2 .

In the case of the groove part 120, as shown in FIG. 3, it is provided at both ends of the insulating body part 110 to form predetermined grooves on the outer circumferential surface so that the round unit 200 can be mounted.

The groove part 120 forms a predetermined groove along the thickness direction of the insulating body part 110 .

In addition, it is preferable that the thickness of the predetermined groove of the groove part 120 is adjusted according to the thickness of the round unit 200 .

As shown in FIG. 3 , the fence part 130 protrudes from the outer circumferential surface of the insulating body part 110 and restricts the arbitrary movement of the round unit 200 .

For example, according to the position where the fence part 130 protrudes, the groove part 120 may be disposed adjacent to the fence part 130 . As the fence part 130 is disposed adjacent to the groove part 120, it can come into close contact with the round unit 200.

In addition, the fence unit 130 may restrict movement of the link unit 300 fastened to both ends of the insulating body unit 110 .

In addition, in the fence portion 130 is formed to protrude, it is preferable to be made of a hexagonal shape.

The round unit 200 is inserted into both ends of the insulating unit 100.

As shown in FIG. 4 in the case of the round unit 200, it is inserted between the insulating unit 100 and the link unit 300 to improve adhesion between the insulating unit 100 and the link unit 300. will play a role

In addition, the round unit 200 is an insulator that does not allow current or heat to flow and is preferably made of a flexible material such as rubber or plastic.

In addition, the round unit 200 is provided between the insulating unit 100 and the link unit 300, and performs a function of selectively covering a binding area between the insulating unit 100 and the link unit 300. .

In the case of the round unit 200 of the joint system capable of electrically insulating both ends through selective insulation according to the present invention, as shown in FIG. 4, the round ring part 210 and the round hole ) unit 220 is included.

First, the round ring part 210 is mounted in a predetermined groove of the groove part 120 and is compressed by the fence part 130 and the link unit 300 .

In the case of the round ring part 210, as shown in (a) of FIG. 4, the outer diameter compared to the inner diameter of the round ring part 210 is inclined toward the end of the insulating body part 110 at a predetermined angle.

As the predetermined angle of the round ring portion 210 is compressed by the link unit 300 , elastic force can be provided to the link unit 300 .

The round ring part 210 may be provided in the form of an O-ring in which one end and the other end face each other.

In addition, a predetermined gap is formed between one end and the other end of the round ring part 210, and as the link unit 300 compresses the round ring part 210 to expand, the predetermined gap can be filled. there will be

In addition, the round ring portion 210 has a predetermined protruding pattern 230 structure selectively formed on the inner surface to selectively block the inflow of predetermined particles from the outside.

As described above, when the round unit 200 selectively covers the bonding portion of the insulating unit 100 and the link unit 300, the predetermined protruding pattern 230 structure prevents certain particles from entering. to make it possible to prevent

When the surface of the preset protruding pattern 230 structure is measured with a scanning electron microscope (SEM), as shown in FIG. 5, a nanoscale structure exists.

The nanoscale structure formed in the preset protruding pattern 230 is a V-shaped protruding pattern, and through the V-shaped protruding pattern, adsorption of foreign substances is prevented, thereby preventing entry of predetermined particles.

At this time, the V-shaped protruding pattern is formed in a predetermined direction, and the predetermined direction is preferably formed in a direction opposite to the direction in which the predetermined particle penetrates.

Through this, the intrusion of predetermined particles such as foreign substances, various contaminants, fine dust, ultra-fine dust, bacteria, etc. from the outside is prevented in advance, thereby preventing the fluid flowing inside the insulating unit 100 from being contaminated. You can do it.

The round hole part 220 is configured to form at least one hole in the round ring part 210 .

In the case of the round hole part 220, as shown in (b) of FIG. 4, as it is compressed by the link unit 300, air sealed from the inside of the round ring part 210 can be discharged.

The link unit 300 is fastened to both ends of the insulating unit 100, and binds one end of the first pipe 1 and the other end of the second pipe 2 to the insulating unit 100 to interconnect them. It is a composition that

The link unit 300 is made of the same material to strongly bind the insulating unit 100 and the pipe, and is preferably an insulator.

In the case of the link unit 300 of the joint system capable of electrically insulating both ends through selective insulation according to the present invention, as shown in FIG. 8, the link body part 310 and the link cover ) unit 320 is included.

First, the link body portion 310 forms the body of the link unit 300 and is fastened to an end portion of the insulating unit 100 .

In addition, the link body portion 310 is provided at one end of the link unit 300, and as it is fastened to the insulating unit 100, the round unit 200 can be pressurized and compressed.

In addition, the link body portion 310 is formed in a hexagonal shape, and it is preferable that the hexagonal shape of the link body portion 310 is identical to the hexagonal shape of the fence portion 130 of the insulating unit 100 . When the link body portion 310 and the fence portion 130 have the same hexagonal shape, the binding force can be enhanced.

As shown in (a) of FIG. 8 , the link cover portion 320 is provided at the other end of the link body portion 310 and protrudes inward from the inner diameter of the link body portion 310 .

The link cover part 320 is formed to protrude inward from the inner diameter so that the step of the fixing unit 500 can be pressed.

In addition, the link body part 310 can press-couple the first pipe 1 and the second pipe 2 to the insulating unit 100 . Accordingly, the insulating unit 100 is bound to one end of the first pipe 1 and the other end of the second pipe 2 .

In addition, the link body portion 310 accommodates the inserting unit 400 in the lower part of the inwardly protruding part, thereby preventing the inserting unit 400 from being separated.

In the case of the inserting unit 400 of the joint system capable of electrically insulating both ends through selective insulation according to the present invention, as shown in FIGS. 6 and 7, one end of the first pipe 1 and the second pipe It is arranged at the other end of (2) and is provided in a predetermined space existing at both ends of the insulating unit 100.

In addition, the inserting unit 400 is disposed at one end of the first pipe 1 and the other end of the second pipe 2, and is in contact with both ends of the insulating unit 100.

The predetermined space referred to here is defined as an empty space formed between the insulating unit 100 and the first pipe 1 or between the insulating unit 100 and the second pipe 2.

The inserting unit 400 forms a body that fills a predetermined space and selectively limits the movement of the first pipe 1 or the second pipe 2 .

In addition, the inserting unit 400 is filled with a foaming agent or a refractory filler, and when a current higher than a threshold value flows through the inserting unit 400, it selectively expands in the inward direction of the insulating unit 100. .

That is, when an electrical flow greater than a threshold value occurs at one end of the first pipe 1 or the other end of the second pipe 2, the heat generated when the current flows expands and selectively seals the inside of the insulating unit 100. This blocks the flow of electricity and minimizes electrical safety accidents.

The principle of expansion of the inserting unit 400 is that it expands like a commercially available refractory foaming agent or refractory filler, and detailed mechanisms will be omitted.

In addition, the inserting unit 400 is an insulator that does not allow current or heat to flow outside, and is preferably made of a flexible material such as rubber or plastic.

In the case of the fixing unit 500, as shown in FIG. 8, it is provided to the step of one end of the first pipe 1 and the other end of the second pipe 2 to form its own step, so that the inserting unit ( 400) is a configuration provided in contact with.

The fixing unit 500 is pressed against the link unit 300 through its own step, and presses the link unit 300 from the insulating unit 100 to each other to break the first pipe 1 or the second pipe 2. let it be fixed

The fixing unit 500 is also an insulator such as the round unit 200 and the inserting unit 400, and is preferably made of a flexible material such as rubber or plastic.

In the case of the fixing unit 500 of a joint system capable of electrically insulating both ends through selective insulation according to the present invention, it includes an inner fixing part 510 and an outer fixing part 520.

First, in the case of the inner fixing part 510, one end is in contact with the inserting unit 400 and is pressed by the link cover part 320, so that the end of the first pipe 1 and the end of the second pipe 2 It is a configuration that binds to the insulating unit 100.

In the case of the outer fixing part 520, it is provided at the other end of the outer fixing part 520 and is inserted into the inner diameter of the link cover part 320 to connect the first pipe 1 and the second pipe 2 to the link unit ( 300).

Since the inner fixing part 510 and the outer fixing part 520 have different diameters and thicknesses, they can form their own steps, and the inner fixing part 510 is pressed against the link cover part 320 according to their own steps. , The outer fixing unit 520 is inserted into the outer circumferential surfaces of the first pipe 1 and the second pipe 2 to insulate them.

In addition, the fixing unit 500 selectively forms a predetermined wave pattern 530 on an outer or inner surface. The predetermined wave pattern 530 is preferably formed as shown in FIG.

When the fixing unit 500 contacts the first pipe 1, the second pipe 2, or the link unit 300, a predetermined wave pattern 530 is applied to the first pipe 1 and the second pipe ( 2), or when the link unit 300 is in direct contact, the contact area is reduced and the pressing force is increased so that the link unit 300 can be strongly fixed and bound.

In the case of the cover unit 600, as shown in FIG. 10, a preset cover zone among internal spaces in which the first pipe 1 or the second pipe 2 and the insulating unit 100 are interconnected are interconnected. ), it is configured to cover a preset cover zone.

As shown in FIG. It can be defined as a space that includes the unit 400 and the fixing unit 500.

When the cover unit 600 covers a preset cover zone, a predetermined gap in the insulating unit 100, the link unit 300, the inserting unit 400, and the fixing unit 500 is covered, It is possible to prevent fluid from entering a predetermined gap and to seal the predetermined gap.

The cover unit 600 includes a cover body 610 and an expander 620 .

First, in the case of the cover body portion 610, a ring-shaped body is formed to cover a preset cover zone.

The cover body portion 610 is provided in a preset cover zone, and the diameter of the cover body portion 610 is smaller than that of the insulating unit 100 and the plurality of pipes.

In addition, it is preferable that the cover partition part 611 is selectively formed above or below the cover body part 610 .

For example, through the cover partition 611, the expander 620 expands outward to the outer wall of the previously set cover zone.

The expander 620 is disposed on the outer surface of the cover body 610 and expands outward when heat equal to or greater than a threshold value is applied, thereby selectively covering a preset cover zone.

As shown in (b) of FIG. 10, the expander 621 expands outward and selectively expands the outer wall of the preset cover zone, so that the insulating unit 100, the link unit 300, the inserting A predetermined gap between the unit 400 and the fixing unit 500 can be sealed.

For example, after connecting a plurality of pipes to supply water, when a predetermined heat is applied to a preset cover zone immediately before flowing water, the expander 620 expands to seal a predetermined gap. Through this, the preset cover zone can obtain a waterproof effect.

In addition, the expansion principle of the expander 620 expands like a commercially available refractory foaming agent or refractory filler, and detailed mechanisms will be omitted.

The scope of the rights of the present invention is determined by the matters described in the claims, and parentheses used in the claims are not written for selective limitation, but are used for clear components, and descriptions in parentheses are also interpreted as essential components. It should be.

1: first pipe 2: second pipe
100: insulating unit 110: insulating body
120: groove part 130: fence part
200: round unit 210: round ring unit
220: round hole part 230: preset protrusion pattern
300: link unit 310: link body
320: link cover part 400: inserting unit
500: fixing unit 510: inner fixing unit
520: outer fixing unit 530: wave pattern
600: sealing unit 610: cover body
611: cover partition unit 620: expanding unit

Claims (9)

an insulating unit which is disposed between one end of the first pipe and the other end of the second pipe to connect them to each other and forms a main body insulating the first pipe and the second pipe;
a round unit inserted into both ends of the insulating unit;
a link unit fastened to both ends of the insulating unit to interconnect one end of the first pipe and the other end of the second pipe by binding them to the insulating unit;
an inserting unit disposed at one end of the first pipe and at the other end of the second pipe and disposed in a predetermined space at both ends of the insulating unit; and
It is disposed at the step of one end of the first pipe and the step of the other end of the second pipe to form its own step, is disposed in contact with the inserting unit, and is pressed to the link unit through the self step, A joint system capable of electrically insulating both ends through selective insulating, characterized in that it includes a fixing unit for fixing the first pipe or the second pipe.
The method of claim 1, wherein the insulating unit,
an insulating body portion for flowing fluid passing through the first pipe and the second pipe through an internal conduit forming the body of the insulating unit;
groove parts provided at both ends of the insulating body part to form a predetermined groove on an outer circumferential surface to mount the round unit; and
The joint system, characterized in that it comprises a fence protruding from the outer circumferential surface of the insulating body portion to limit the arbitrary movement of the round unit, capable of electrical insulation of both ends through selective insulation.
The method of claim 2, wherein the round unit,
a round ring portion mounted in a predetermined groove of the groove portion and compressed by the fence portion and the link unit; and
Forming at least one hole in the round ring portion to electrically insulate both ends through selective insulating, characterized in that it comprises a round hole portion for discharging air sealed inside the round ring portion by the compression force of the link unit. joint system available.
The method of claim 3, wherein the round ring portion,
A joint system capable of electrically insulating both ends through selective insulating, characterized in that a predetermined protruding pattern structure is formed on the inner surface to block the inflow of predetermined particles from the outside.
The method of claim 3, wherein the round ring portion,
One end and the other end are provided in the form of an O-ring facing each other, and a predetermined gap is formed between the one end and the other end, and the predetermined gap is filled as it is compressed by the link unit. Characterized in that, a joint system capable of electrical insulation at both ends through selective insulating.
The method of claim 3, wherein the link unit,
a link body coupled to an end of the insulating unit and having one end compressing the round unit; and
A link cover portion provided at the other end of the link body portion and protruding inward from an inner diameter of the link body portion to press the step of the fixing unit to press-couple the first pipe and the second pipe to the insulating unit Characterized in that, a joint system capable of electrical insulation at both ends through selective insulating.
The method of claim 1, wherein the inserting unit,
A joint system capable of electrically insulating both ends through selective insulating, characterized in that by forming a body filling the predetermined space of the insulating unit to limit movement of the first pipe or the second pipe.
The method of claim 7, wherein the inserting unit,
A joint system capable of being electrically insulated at both ends through selective insulating, characterized in that it expands in an inward direction of the insulating unit when a current higher than a threshold value flows.
The method of claim 6, wherein the fixing unit,
an inner fixing part having one end in contact with the inserting unit and being pressed by the link cover part to bind the end of the first pipe and the end of the second pipe to the insulating unit; and
It is provided at the other end of the inner fixing part and is inserted into the inner diameter of the link cover part to include an outer fixing part for fixing the first pipe and the second pipe from the link unit. Joint system with electrical isolation.

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