JP2018105451A - Duct system for pipe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure capable of rapidly and easily installing a duct on a pipe.SOLUTION: A duct system for pipe includes: a straight pipe duct wound around a straight pipe portion covered with a heat insulation material; an elbow duct wound around an elbow pipe covered with a heat insulation material; an end cap connected to a terminal part of a pipe; a valve duct configured to finish heat insulation of a valve installed between pipes; and band means capable of binding the straight pipe duct firmly.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a duct system for piping, and more specifically, it is an object to quickly and easily install a duct in piping.

  In general, in order to protect a heat insulating material applied to piping for water supply or fire fighting facilities, a tape-type finishing sheet is wound around the outside of the heat insulating material.

  Finished sheets that can be used for such a heat insulating material are made of synthetic resin, have low durability, and have a problem that it is not easy to construct them.

  Therefore, as described above, the present invention aims to solve the problem that the finishing sheets used in the conventional piping have low durability and are not easy to construct.

  That is, the present invention relates to a straight pipe duct that winds a straight pipe portion covered with a heat insulating material, an elbow duct that winds an elbow pipe covered with a heat insulating material, an end cap coupled to a terminal end portion of the pipe, and a pipe And a duct system for piping which is composed of a valve duct for finishing heat insulation of a valve installed between the pipe and a binding band means for firmly binding the straight pipe duct.

  Therefore, according to the present invention, by constructing a piping duct system having a straight pipe duct, an elbow duct, an end cap and a binding band means, there is an effect that the construction for protecting the pipe heat insulating material can be completed quickly and easily.

The illustration of piping showing one example by the present invention. The example figure before fastening the straight pipe | tube duct by this invention. The example figure before fastening the straight pipe | tube duct by this invention. The example figure after fastening the straight pipe | tube duct by this invention. The example figure after fastening the straight pipe | tube duct by this invention. FIG. 4 is an exemplary diagram showing that an overlapping protrusion is provided in the implementation according to the present invention. The example figure which shows having tied the straight pipe duct and applying the band. The example figure which shows having tied the straight pipe duct and applying the band. The example figure which shows having tied the straight pipe duct and applying the band. The example figure which shows having applied the latch band to the straight pipe duct. The example figure which shows having applied the latch band to the straight pipe duct. The illustration of an elbow duct. The illustration of an elbow duct. The illustration of an end cap. The illustration of an end cap. The illustration of a valve duct. The illustration of a valve duct. The illustration of a valve duct. The illustration of a valve duct.

  The present invention improves the durability of the heat insulating material for piping, and can be easily protected.

  That is, as shown in FIG. 1, the present invention includes a straight pipe duct 100 that winds a straight pipe portion covered with a heat insulating material, an elbow duct 200 that winds an elbow pipe covered with a heat insulating material, and a terminal end portion of the pipe. A pipe duct system comprising an end cap 300 coupled to the pipe, a valve duct 400 for finishing heat insulation of a valve installed between the pipes, and a binding band means capable of firmly binding the straight pipe duct. Make up.

Hereinafter, the straight pipe duct 100 will be described in detail.
As shown in FIGS. 2 to 5, the straight duct 100 is formed with a fastening groove portion 110 that is bent at one side of the overlapping portion on both sides, and is fitted to the fastening groove portion 110 at the other side of the overlapping portion. The fastening plate part 120 to be formed is formed.

  The fastening groove 110 is bent inward at the end of the overlapping portion and then outward, and a connecting guide plate 113 for guiding the connection of the fastening plate portion 120 protrudes from the end of the overlapping portion at the bent end. Is formed.

  A fixing hole 151 is formed in the overlap portion so that the combined state of the combined fastening plate portion 120 and the fastening groove portion 110 is fixed, and the fixing plate 151 is inserted through the corresponding fastening plate portion 120. A fixing piece 152 for bending and fixing is provided.

  The fixing hole 151 is formed by slitting so as to open in the connecting direction of the fastening plate portion 120.

  A meshing and binding means for meshing and binding the fastening groove portion 110 and the fastening plate portion 120 is provided.

  The meshing and binding means protrudes to the outer surface of the inner surface folding plate 112 by linearly pressing the central portion of the inner surface of the inner surface folding plate 112 of the fastening groove portion 110 in the longitudinal direction. It is composed of a fastening protrusion 131 that meshes and binds.

  The outer folding plate 111 of the fastening groove 110 is continuously linearly pressurized in the longitudinal direction, thereby forming the supporting groove 132 that presses the fastening plate 120 around the fastening protrusion line 131 and can be engaged. Can be implemented.

  The coupling guide plate 113 of the fastening groove 110 is bent inwardly in the molding process of the fastening projection line 131 in order to guide the coupling of the fastening plate part 120 coupled to the fastening groove 110.

  When the straight pipe duct 100 is continuously constructed in the longitudinal direction, it is possible to carry out by providing the connecting overlapping portions 140 on both sides, in which the fastening groove portions 110 for performing the connecting construction are cut and formed.

  On the other hand, as shown in FIG. 6, a stacking protrusion 160 that protrudes along the outer peripheral edge can be formed at the central portion of the connecting overlapping portion 140 on both sides.

  On the other hand, as shown in FIGS. 7 and 8, the binding band means is a band-shaped band portion 521 so that the straight pipe duct is firmly bound, and has a fastener 522 at one end and the other end. Is provided with a binding band having a fastening ring 523.

  The fastening wheel 523 includes a fastening wheel 523a that restrains the fastener 522 and a binding lever 523b that restrains the fastening wheel 523a and moves in the longer direction at the other end.

  An elastic expansion / contraction part 510 is formed on one side of the band part 521. The elastic expansion / contraction part 510 is formed by corrugating a part of the band part 521.

  A disengagement prevention piece 501 that is bent to the upper surface of the fastener 522 is provided so that the fastener 522 does not come off in the fastened state.

  Further, as shown in FIG. 9, the binding band means for firmly binding the straight pipe duct includes a band fastening portion 532 for welding or rivet binding to one side of the overlapping portion via a binding band portion, On the other side, a binding band 530 constituted by a band fastening ring 533 for welding or rivet binding through a binding band portion is provided.

  A band stretchable part 531 is formed on the binding band. The band stretchable portion 531 is formed by corrugating and bending a part of the binding band portion.

  A disengagement prevention piece 501 that is bent to the upper surface of the fastener 532 is provided so that the fastener 532 is not detached from the fastened state.

  Further, as shown in FIGS. 10 and 11, in order to firmly tie the straight pipe duct, a tie band means is provided at one end of a belt-shaped latch band part 541 and can be restrained by hanging the band part. A latch band 540 including a binding tool 542 and a latch groove part 543 in which a latch groove is continuously formed on the opposite side of the band part 541 so as to be hooked and bound to the latch binding tool is configured.

Hereinafter, the elbow duct 200 will be described.
As shown in FIGS. 12 and 13, the elbow duct 200 is formed by one-touch bundling of upper and lower divided ducts 201 and 202 by an expansion restriction bundling means formed by an expansion restriction unit 210 and an expansion bundling protrusion 220. It is configured as follows.

  The expansion restricting portion 210 is formed to project on both side surfaces of one of the upper and lower divided ducts 201 and 202, and the extended binding projection portion 220 is formed to project on both side surfaces of the other divided duct. doing.

  In the implementation of the present invention, it is desirable that the expansion limiting portion 210 is formed in the lower divided duct 202 and the extended bundling protrusion 220 is formed in the upper divided duct 201.

  The expansion restricting portion 210 includes an expansion restricting plate 211 that is formed so as to project laterally on both sides of the divided duct, and an inwardly projecting upward from the expansion restricting plate 211. An expansion restriction claw 212 is provided for restricting expansion and elastic binding so as to prevent separation to the upper part.

  The extended bundling protrusions 220 are formed in an extended bundling plate 221 projecting laterally on both sides of the divided duct, and on the end side of the extended bundling plate 221, the expansion limiting claw 212 of the expansion limiting unit 210 and the slip induction coupling. As described above, the coupling inclined protrusion 222 that forms the coupling inclined surface on the outer lower portion is bent upward.

  The split duct on one side of the upper and lower split ducts 201 and 202 on which the extended bundling protrusion 220 is formed has ends on both sides so as to support the inner surface of the corresponding split duct and restrict contraction. A shrinkage support plate 230 is extended from the portion.

  The support silicon filling portion in which the lower corner of the expansion restriction plate 211 of the expansion restriction portion 210 and the upper surface of the expansion binding plate 221 of the expansion binding protrusion 220 are filled with silicon so as to have bending resistance. 240 can be formed and implemented.

Hereinafter, the end cap will be described.
As shown in FIGS. 14 and 15, the end cap 300 is coupled to the end portion of the straight duct 100 that is covered and formed for heat insulation and protection of the pipe, and is configured as two divided end caps 310. Has been.

  The split end cap 310 is fitted and bound to a semicircular end plate 311 and an arc-shaped portion of the end plate 311 so that the end side of the pipe can be sealed. It is comprised with the endband part 312 which covers an outer surface.

  An overlap portion is formed on the linear portion of the end plate 311 on one side of the two split end caps 310 so that the pipe ends can be sealed by the two split end caps 310 to be joined. 311a is formed.

  Interference prevention incisions 311b are formed at the upper and lower ends of the overlap portion 311a so as not to interfere in the process of overlapping the divided end caps 310.

  The end band portions 312 formed on the two split end caps 310 are formed in a band overlapping portion 312a so as to extend in a staggered direction and overlap and join.

  One of the band overlapping portions 312a formed on each of the two split end caps 310 is configured to be bound to the end band portion 312 of the corresponding split end cap 310 by either one of welding or rivet binding means. Can be implemented.

  A pipe lead-out hole 313 is formed in the central portion of the end plate 311 for projecting a lead-out pipe drawn from the end of the pipe. When the pipe does not project from the pipe lead-out hole 313, it can be sealed. It can be implemented with a sealing cap 320.

  Meanwhile, in the implementation of the present invention, the valve duct 400 will be described with reference to FIGS.

  The valve duct 400 is divided into two parts so as to accommodate and cover a valve formed between the pipes, and is bound by a band fastener 532 and a band fastening ring 533.

The valve duct 400 is formed as a hemispherical cylinder or a cylinder.
Hereinafter, the operational effects of the application of the present invention will be described.
As described above, a pipe duct system composed of a straight pipe duct, an elbow duct, an end cap, a valve duct and a binding band means is implemented by applying the present invention, Insulation construction of pipes covered with insulation is clean and can be completed quickly.

  The straight duct 100 is formed with a fastening groove 110 that is bent at one of the overlapping portions on both sides, and the other overlapping portion is fitted and coupled to the fastening groove 110. When the fastening plate portion 120 is formed and the fixing hole 151 and the fixing piece 152 are provided, the coupled state of the installed straight pipe duct 100 can be firmly maintained.

  In addition, a meshing and binding means for meshing and binding the fastening groove portion 110 and the fastening plate portion 120 is provided, and the meshing and binding means is continuous in the longitudinal direction at the center of the inner surface of the inner surface folding plate 112 of the fastening groove portion 110. The fastening plate portion 120 is coupled to the fastening groove portion 110 by performing linear pressurization and forming a fastening protrusion line 131 that protrudes from the outer surface of the inner folding plate 112 and engages and binds the fastening plate portion 120. At this time, it is elastically deformed and is frictionally supported by the fastening protrusion wire 131, so that the temporarily coupled state can be firmly maintained.

  In addition, when the support groove line 132 is formed on the outer surface folding plate 111 of the fastening groove portion 110, the outer surface of the fastening plate portion 120 coupled to the fastening groove portion 110 is supported at two points, and the temporarily coupled state is Become more solid.

  Further, as shown in FIG. 7 to FIG. 11, the straight pipe duct 100 connected to the straight pipe duct 100 includes a binding band means, and a binding band 520, a binding band 530, and a latch band 540 are provided. The mounting state of can be maintained firmly.

  On the other hand, since the elastic expansion / contraction part 510 is formed in the binding band 520 and the band expansion / contraction part 531 is provided in the binding band 530, the fastening state of the band maintains the elastic fastening state. The wearing state can be maintained firmly.

  In carrying out the present invention, as shown in FIGS. 12 and 13, the elbow pipe finish is clean by providing the elbow duct 200 configured as the upper and lower divided ducts 201 and 202. Can be completed quickly.

  On the other hand, the elbow duct 200 can be fastened by implementing the configuration in which the elbow duct 200 is one-touch bundled by the expansion restriction bundling means including the expansion restriction portion 210 and the expansion bundling protrusion 220.

  Further, a support silicon filling portion that fills the corners of the lower portion of the expansion limiting plate 211 of the expansion limiting portion 210 and the upper surface of the expansion binding plate 221 of the expansion binding protrusion 220 with a bending resistance. By forming 240 and carrying out, the fastening state of the elbow duct 200 can be maintained stably and firmly.

  Further, in carrying out the present invention, as shown in FIGS. 14 and 15, the finish of the heat insulating material of the pipe can be completed neatly by carrying out with the end cap 300.

  On the other hand, the end cap 300 is a split end cap 310, which is easy to mount.

  Further, by forming a pipe lead-out hole 313 in the center portion of the end plate 311 for projecting the lead-out pipe drawn at the end of the pipe, the finish of the pipe that is not thermally insulated can be completed cleanly and easily.

  In addition, by carrying out with the sealing cap 320, when the pipe lead-out hole 313 is formed and the pipe is not protruding, finishing is facilitated.

  Moreover, in the implementation of the present invention, as shown in FIGS. 16 to 19, by implementing the valve duct 400, the heat insulation finish of the valve can be completed cleanly and easily.

100: straight pipe duct 110: fastening groove portion 111: outer folding plate 112: inner folding plate 113: coupling guide plate 120: fastening plate portion 131: fastening projection wire 132: support groove wire 140: connecting overlap portion 151: fixing hole 152: Fixed piece 160: Overlapping projection 200: Elbow duct 201: Upper divided duct 202: Lower divided duct 210: Expansion restriction portion 211: Expansion restriction plate 212: Expansion restriction claw 220: Expansion binding projection 221: Expansion binding plate 222: Coupling Inclined protrusion 230: Shrinkage support plate 240: Support silicon filling portion 300: End cap 310: Split end cap 311: End plate 311a: Overlap portion 311b: Interference prevention incision portion 312: End band portion 312a: Band overlap portion 313: Pipe extraction Hole 320: Sealing cap 400: Valve duct 501: Disengagement prevention piece 510: Elasticity Shrinking portion 520: Binding band 521: Band portion 522: Fastener 523: Fastening ring 523a: Fastening ring 523b: Binding lever 530: Binding band 531: Band expansion / contraction portion 532: Band fastening portion 533: Band fastening ring 540: Latch band 541 : Latch band part 542: Latch binding part 543: Latch groove part

Claims (3)

Between the straight pipe duct 100 that winds the straight pipe portion covered with the heat insulating material, the elbow duct 200 that winds the elbow pipe covered with the heat insulating material, the end cap 300 coupled to the terminal end of the pipe, and the pipe Constructing a duct system for piping, which is composed of a valve duct 400 for finishing heat insulation of a valve to be installed and a binding band means capable of firmly binding a straight pipe duct;
The straight pipe duct 100 is formed with a fastening groove portion 110 that is bent on one side of the overlapping portions on both sides, and a fastening plate portion 120 that is fitted to the fastening groove portion 110 on the other side of the overlapping portion,
The elbow duct 200 is configured such that upper and lower divided ducts 201 and 202 are one-touch bundled by an expansion restriction bundling means formed by an expansion restriction portion 210 and an expansion bundling protrusion 220,
The end cap 300 is coupled to the end of the straight duct 100 that is covered and formed for heat insulation and protection of the pipe, and is configured as two split end caps 310.
The split end cap 310 is fitted and bound to a semicircular end plate 311 and an arc-shaped portion of the end plate 311 so that the end side of the pipe can be sealed. It is composed of an endband part 312 covering the outer surface,
An overlap portion is formed on the linear portion of the end plate 311 on one side of the two split end caps 310 so that the pipe ends can be sealed by the two split end caps 310 to be joined. 311a is formed,
The upper and lower ends of the overlap portion 311a are formed with an interference prevention incision portion 311b so as not to interfere in the process of overlapping the split end cap 310,
The end band portions 312 formed on the two split end caps 310 are formed in a band overlapping portion 312a so as to extend in a staggered direction and overlap and combine,
One of the band overlapping portions 312a formed on each of the two split end caps 310 is configured to be bound to the end band portion 312 of the corresponding split end cap 310 by either one of welding or rivet binding means. ,
A pipe lead-out hole 313 is formed in the center portion of the end plate 311 for projecting a lead-out pipe drawn from the end of the pipe. When the pipe is not exposed from the pipe lead-out hole 313, it can be sealed. A sealing cap 320,
The valve duct 400 is divided into two parts so as to accommodate and cover a valve formed between pipes, and is configured to be bound by a band fastener 532 and a band fastening ring 533. Ducting system for piping. The fastening groove portion 110 of the straight pipe duct 100 bends the end portion of the overlapping portion inwardly and then outwards, and the bending end portion is provided with a coupling guide plate 113 that guides the coupling of the fastening plate portion 120. Formed to protrude from the end,
A fixing hole 151 is formed in the overlap portion so that the combined state of the combined fastening plate portion 120 and the fastening groove portion 110 is fixed, and the fixing plate 151 is inserted through the corresponding fastening plate portion 120. A fixing piece 152 for bending and fixing is provided,
The fixing hole 151 is formed by slitting so as to open in the coupling direction of the fastening plate 120,
A meshing and binding means for meshing and binding the fastening groove portion 110 and the fastening plate portion 120 is provided,
The meshing and binding means protrudes to the outer surface of the inner surface folding plate 112 by linearly pressing the central portion of the inner surface of the inner surface folding plate 112 of the fastening groove portion 110 in the longitudinal direction. It consists of a fastening protrusion 131 that meshes and binds,
The outer folding plate 111 of the fastening groove part 110 is formed with a support groove line 132 that can press and fasten the fastening plate part 120 around the fastening protrusion line 131 by linearly pressing in the longitudinal direction. And
The coupling guide plate 113 of the fastening groove portion 110 is bent inwardly in the molding process of the fastening projection line 131 in order to guide the coupling of the fastening plate portion 120 coupled to the fastening groove portion 110,
When the straight pipe duct 100 is continuously constructed in the long direction, the coupling groove portions 110 for performing the coupling construction are cut and formed on both sides.
The duct system for piping according to claim 1, wherein an overlap projection 160 is formed at the center of the connecting overlap portion 140 on both sides so as to protrude along the outer peripheral edge. The binding band means is a band-shaped band portion 521 so that the straight pipe duct is firmly bound, provided with a fastener 522 at one end and a fastening ring 523 at the other end, and the band portion 521. An elastic expansion / contraction part 510 is formed on one side of the band, and the elastic expansion / contraction part 510 is formed by corrugating a part of the band part 521 so that the fastener 522 is not detached in a fastened state. Configured as a binding band 520 provided with a detachment prevention piece 501 bent to the upper surface of the tool 522;
A band fastening portion 532 for welding or rivet binding to one side of the overlap portion via a binding band portion so as to firmly bind the straight pipe duct, and a band for welding or rivet binding to the other side of the overlap portion via a binding band portion. A band expansion / contraction part 531 is formed in a binding band part constituted by the fastening ring 533, and the band expansion / contraction part 531 is formed by corrugating and bending a part of the band part, and the fastener 532 is fastened. A tie band 530 provided with a detachment prevention piece 501 that bends to the upper surface of the fastener 532 so as not to be detached from the state of being;
A band-shaped latch band part 541 and a latch banding tool 542 that is provided at one end of the latch band part 541 and can be restrained by hanging the band part so as to firmly bind the straight pipe duct, and the latch band part 541 2. A latch band 540 comprising a latch groove portion 543 that continuously forms a latch groove so as to be hung on a latch binding tool on the opposite side and bound together, is selected and configured. The duct system for piping as described in 2.

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