KR200488100Y1 - Heating device for pipe including radiating structure - Google Patents

Abstract

In one embodiment of the present invention, there is provided an electric power supply system including a connection terminal box to which an external power cable is connected, a heating cable disposed along a longitudinal direction of the pipe in an area of an outer surface of the pipe, A plurality of conduits connected to one region of the connection terminal box and guiding the drawn out power supply line to the heating cable, and a plurality of conduction pipes connected to one area of the connection terminal box, And a heating jacket surrounding the outer surface of the pipe. Various other embodiments are also possible which are known through the specification.

Description

TECHNICAL FIELD [0001] The present invention relates to a heating device for piping including a radiating structure,

The various embodiments disclosed herein relate to a structural improvement technique of a heating device for piping.

As a facility for infrastructure construction in the plant industry or residential environment, piping is being installed to transport fluid to the right place. The fluid flowing in the pipe may correspond to, for example, raw materials or drinking water of various production processes, and it may be required to preserve the intrinsic properties or to maintain it in an appropriate state (e.g., liquid or gas) depending on its use. Accordingly, in recent years, a heating device has been introduced into the pipe to control the temperature due to the maintenance or state maintenance of the fluid. The heating device can control the temperature of the pipe or the internal fluid by supplying heat to the pipe through a cable that generates heat based on electric power.

The heating device may include a feeder line for supplying power to the cable disposed on the pipe, and the feeder line drawn out from the power supply device may be accommodated in the conduit and can reach the cable. According to this, the conduit may be physically adjacent or in contact with the conduit, and may act as an intermediary for transferring the heat of the conduit to other components of the heating device. In this case, in the component that receives the heat of the pipe, durability due to overheating may be weakened or function may be lowered.

The various embodiments disclosed herein can provide a heating device for piping that includes a heat dissipation structure that is capable of blocking heat transfer from a piping to a heating device component based on a structural improvement of the conduit.

A heating device for a pipeline according to an exemplary embodiment includes a connection terminal box to which an external power cable is connected, a heating cable disposed along a longitudinal direction of the pipe on one side of the external surface of the pipe, A plurality of conduits connected to a region of the connection terminal box and guiding the power supply line to be guided by the heating cable, a plurality of conduits connected to a region of the connection terminal box, At least one clamp for fastening the region to the piping, and a heating jacket surrounding the outer surface of the piping.

According to one embodiment, the connection terminal box includes at least one terminal for supporting a cable connection, a first temperature sensor for measuring a temperature of the pipe, a second temperature sensor for measuring a temperature of the connection terminal box, And a controller set to control the driving of the circulator when the temperature of the connection terminal box exceeds a first predetermined threshold value based on the measured value of the second temperature sensor .

According to one embodiment, the plurality of conduits include a first conduit having a plurality of vent holes, one end of which is fastened to one area of the conduit and shielded by a gore-tex membrane material, A third conduit connected to the other end of the conduit and having a lattice structure in which at least a portion of the outer surface includes an engraved or embossed lattice structure, a third conduit having one end connected to one region of the connection terminal box and at least a portion including a heat- And the other end of the second conduit and the other end of the third conduit are connected to each other so that the melting point is 340 占 폚, the thermal conductivity is 0.25 W / (Km), the linear expansion coefficient is 50 占^0-6 m / (m K). ≪ RTI ID = 0.0 > [0040] < / RTI >

According to one embodiment, the connection terminal box may further include a printed circuit board disposed in an inner space of the connection terminal box.

According to one embodiment, the controller and the feeder line may be electrically connected to the printed circuit board.

According to an embodiment, each of the first conduit, the second conduit, the third conduit, and the nipple includes a thread formed on at least one of the one end and the other end opposite to the one end, and a hollow, . ≪ / RTI >

According to one embodiment, the hollow included in the nipple may be formed to have the same size as the outer diameter of the feed line.

According to one embodiment, the heating cable may be electrically connected to the feeder line drawn from the connection terminal box.

According to one embodiment, the connection terminal box may further include a door for exposing the circulator to the outside.

According to one embodiment, the controller can control the opening of the door when the temperature of the connection terminal box exceeds the first threshold value.

According to one embodiment, the controller can control the energization of the feeder line when the temperature of the pipe is equal to or lower than a second predetermined threshold, based on the measured value of the first temperature sensor.

According to various embodiments, it is possible to prevent durability deterioration due to overheating of the heating device components or deterioration of function by blocking heat transfer to the heating device components caused by heat generation of the piping.

1 is a view illustrating a heating apparatus for a piping according to an embodiment.
2 is a view showing a connection terminal box and a plurality of conduits of a heating apparatus for a piping according to an embodiment.
3 is a view illustrating a first conduit of the heating device for piping according to one embodiment.
4 is a view showing a second conduit and a third conduit of the heating device for piping according to one embodiment.
In connection with the description of the drawings, the same or corresponding elements may be given the same reference numerals.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. It should be understood, however, that this invention is not intended to be limited to the particular embodiments but includes various modifications, equivalents, and / or alternatives of the embodiments of the invention.

In this document, the expressions "have," "may," "include," or "include" may be used to denote the presence of a feature (eg, a numerical value, a function, Quot ;, and does not exclude the presence of additional features.

In this document, the expressions "A or B," "at least one of A and / or B," or "one or more of A and / or B," etc. may include all possible combinations of the listed items . For example, "A or B," "at least one of A and B," or "at least one of A or B" includes (1) at least one A, (2) Or (3) at least one A and at least one B all together.

The expressions "first," " second, "" first, " or "second ", etc. used in this document may describe various components, It is used to distinguish the components and does not limit the components. For example, without departing from the scope of the rights described in this document, the first component can be named as the second component, and similarly the second component can also be named as the first component.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the other embodiments. The singular expressions may include plural expressions unless the context clearly dictates otherwise. Terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art. The general predefined terms used in this document may be interpreted in the same or similar sense as the contextual meanings of the related art and are intended to mean either ideally or in an excessively formal sense It is not interpreted. In some cases, even the terms defined in this document can not be construed as excluding the embodiments of this document.

Hereinafter, a piping heating apparatus according to various embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a view showing a heating apparatus for a piping according to an embodiment, and FIG. 2 is a view showing a connection terminal box and a plurality of conduits of a heating apparatus for a piping according to an embodiment.

The heating device for a pipe according to an embodiment of the present invention can prevent the freezing of the pipe by supplying heat of a specific temperature to the pipe based on the heating control of the heating cable disposed on the pipe, It can support the proper temperature maintenance. In various embodiments, the heat of the piping heated by the heating cable may be transferred to some of the components of the heating device for piping due to the structural relationship between the piping and the piping heating device, It may act as a factor causing weakening of durability of element or deterioration of function. In this regard, a structural form of the piping heating device for cutting off the heat transmitted from the piping to the piping heating device will be described below.

1 and 2, a piping heating apparatus 100 includes a connection terminal box 110, a plurality of conduits 120, at least one clamp 130, a heating jacket 140, a heating cable C2, And a feeder line C3. In various embodiments, the piping heating apparatus 100 may omit at least one of the components described above, or may additionally include at least one other component. For example, the piping heating apparatus 100 may further include a printed circuit board disposed in the inner space of the connection terminal box 110. At least one electronic component (for example, a controller 116 described later) may be mounted on the printed circuit board to be electrically connected to a circuit on the printed circuit board. Alternatively, the piping heating apparatus 100 may be arranged in a form such that at least a part of the piping heating apparatus 100 is exposed to a region of the connection terminal box 110, and the contents (for example, image, text Or a symbol or the like).

The connection terminal box 110 is implemented in the form of a housing including an internal space so as to accommodate some components (such as a printed circuit board and a controller 116) of the heating apparatus 100 for piping have. The connection terminal box 110 is connected to the external power cable C1 and the first temperature sensor 112 for measuring the temperature of the pipe P to be connected to the power supply to the heating cable C2 And may include a plurality of terminals 111. The plurality of terminals 111 can be exposed to the outside of the connection terminal box 110 in one area in connection with the connection of the external power cable C1 or the first temperature sensor 112, And may be electrically connected to a printed circuit board disposed in the inner space of the terminal box 110. [ According to various embodiments, one of the plurality of terminals 111 exposed to the outside of the connection terminal box 110 may include a waterproof and dustproof structure in connection with preventing foreign matter from entering into the terminal.

In one embodiment, the connection terminal box 110 may receive a portion of the feeder line C3, which is electrically connected to the printed circuit board and supplies power by the external power cable C1 to the heating cable C2. In this case, a space may be formed in one side of the lower surface of the connection terminal box 110 to allow one end of the feeder line C3 connected to the printed circuit board to be drawn out to the outside of the connection terminal box 110. [

One end and the other end of each of the plurality of conduits 120 are connected or fastened to the connection terminal box 110 and the pipe P to support the load of the connection terminal box 110, (C3) to the pipe (P) area. Alternatively, the plurality of conduits 120 may block heat transfer from the conduit P to the connection terminal box 110, which may be expressed as the other end is engaged with the conduit P. [ In this regard, the plurality of conduits 120 may include a first conduit 121, a second conduit 123, a nipple 125, and a third conduit (not shown) 127, and the structural characteristics or physical properties of the respective components 121, 123, 125, and 127 will be described with reference to FIGS. 3 and 4, which will be described later.

The first conduit 121, the second conduit 123, the nipple 125 and the third conduit 127 may be fastened together in a designated sequence to form a plurality of conduits 120. For example, one end (e.g., lower end) of the first conduit 121 is fastened to one region of the pipe P based on at least one clamp 130, and the other end of the first conduit 121 : Upper end), the second conduit 123, the nipple 125, and the third conduit 127 are sequentially disposed and fastened to each other. In this regard, each of the components 121, 123, 125, and 127 of the plurality of conduit 120 may include threads that support engagement with adjacent components. For example, one end and / or the other end of each of the components 121, 123, 125, and 127 may be provided with a screw thread or an internal thread, which protrudes outwardly from the one end and / May be formed. One end (e.g., the top) of the third conduit 127 disposed at the top on the fastening structure of the components 121, 123, 125, and 127 described above is connected to one area of the terminal box 110 Or may be connected based on a separate adhesive member (e.g., adhesive tape or glue, etc.). Alternatively, the third conduit 127 may be connected to the connection terminal box 110 by being integrally formed with the connection terminal box 110 in the manufacturing process of the connection terminal box 110.

The heating cable C2 may be disposed along a longitudinal direction of the pipe P in a region of the outer surface of the pipe P. [ For example, the heating cable C2 may be in contact with the pipe P in such a manner that it is welded to one area of the pipe P. [ Alternatively, the heating cable C2 may contact and be bound to the pipe P based on a binding member similar to the at least one clamp 130. In one embodiment, the heating cable C2 may generate heat based on the supplied power to heat the pipeline P that is in contact with the heating cable C2. In this case, heat conduction or a thermal flow of the internal fluid may be generated on the pipe P, and the temperature may rise, thereby preventing the pipe P from being frozen or maintaining the proper temperature of the fluid. In this regard, the heating cable C2 may be electrically connected to the feeder line C3 guided to the area of the pipe P along the plurality of conduits 120 to receive power from the external power cable C1 have. According to various embodiments, the heating cable C2 can be arranged in a plurality of quantities on the pipe P in accordance with the heat quantity required or the specification of the pipe P. [

The heating jacket 140 is disposed in the form of surrounding the outer surface of the pipe P so as to support the keeping of the pipe P or suppress heat loss to the outside in connection with the heating of the heating cable C2 . In various embodiments, the heating jacket 140 may include at least one of a silicone coated glass, a Teflon coated glass, a Teflon film, a Teflon fabric, a silica fabric, and an alumina fabric.

According to one embodiment, the piping heating apparatus 100 may further include a circulator 113 mounted in the internal space of the connection terminal box 110. The circulator 113 is for circulating the air inside the connection terminal box 110 and exhibiting a cooling effect. The circulator 113 includes a controller (not shown) for performing data processing or signal processing on some components of the piping heating device 100, (116). In this regard, one region of the circulator 113 may include a second temperature sensor 114 for measuring the internal temperature of the connection terminal box 110, and the controller 116 may include a second temperature sensor 114, It is possible to control the driving of the circulator 113 based on the temperature value measured by the temperature sensor. For example, when the internal temperature of the connection terminal box 110 measured by the second temperature sensor 114 is equal to or greater than the first threshold value, the controller 116 controls the motor (not shown) related to the operation of the circulator 113 The door 115 for opening the circulator 113 to the outside can be opened and the circulator 113 can be operated for a designated time.

The controller 116 controls the heating of the piping P based on the temperature value of the pipe P measured by the first temperature sensor 112. In this case, The power supply to the cable C2 can be controlled. For example, when the temperature of the pipe P measured by the first temperature sensor 112 is lower than a second predetermined threshold, the controller 116 controls the circuit on the printed circuit board to which the feeder line C3 is connected, By energizing the feeder line C3, power for heat generation can be supplied to the heating cable C2 connected to the feeder line C3.

FIG. 3 is a view showing a first conduit of the heating apparatus for piping according to an embodiment, and FIG. 4 is a view showing a second conduit, a nipple and a third conduit of the heating apparatus for piping according to one embodiment.

3 and 4, the first conduit 121, the second conduit 123, the nipple 125, and the third conduit 127, which constitute a plurality of conduits (120 in FIG. 1) Or height) in the form of a cylinder. In one embodiment, the cylindrical shape for each of the components 121, 123, 125, and 127 of the plurality of conduit 120 may include a hollow through which the feed line (C3 in FIG. 1) The size of the hollow may be at least partially different between the components 121, 123, 125 and 127. For example, each of the first conduit 121, the second conduit 123, and the third conduit 121 includes a hollow having a size corresponding to the inner diameter of the thread formed in the respective component, And a hollow having the same size as the outer diameter of the third cylinder C3. Accordingly, the nipple 125 can be shut off from the second conduit 123 to the third conduit 127 by closing the region of the inside of the nipple 125 excluding the gap through which the feeder line C3 passes.

In one embodiment, the first conduit 121 may include a plurality of venting apertures 122 extending from the outer surface toward the inner hollow. For example, the plurality of vent holes 122 may support the ventilation between the inside and the outside of the first conduit 121 to reduce heat or heat transferred from the conduit P to the first conduit 121. In this regard, the plurality of vent holes 122 may be shielded with a gore-tex membrane material coated on the inner wall of the hollow. In various embodiments, the Gore-Tex membrane material may comprise about 9 billion holes per square inch, the holes being smaller than the droplet particles 10 and larger than the air particles 20. The Gore-Tex membrane material supports bi-directional ventilation between the inside and the outside of the first conduit 121, blocks the passage of droplet particles 10 flowing from outside the first conduit 121, It is possible to support waterproofing of the conduit 121.

In one embodiment, at least some of the outer surfaces of the second and third conduits 123 and 127 may include a lattice structure formed by embossing or embossing the outer surface. The lattice structure can provide effective heat dissipation of heat transmitted to the second and third conduits 123 and 127, for example, by increasing the surface area of the second conduit 123 and the third conduit 127 . The lattice structure of the second and third conduits 123 and 127 may be different from that of the second conduit 123 and the third conduit 127 as long as the surface area of the second conduit 123 and the third conduit 127 can be increased. A variety of intaglio or relief structures may be included on the outer surface. According to one embodiment, at least a portion of the third conduit 127 may be implemented with a heat dissipation material, similar to the heat dissipation by the lattice structure. For example, the third conduit 127 may include a copper or aluminum material having a high thermal conductivity, and may discharge the heat transferred to the third conduit 127 to the outside.

In one embodiment, at least a portion of the nipple 125 may comprise a synthetic resin material having a glass transition characteristic. The synthetic resin material having the above glass transition property is flame retardant and has a melting point of 340 占 폚, a thermal conductivity of 0.25 W / (Km) and a linear expansion coefficient of 50 占^10-6 m / (m 占 에서 ).

The embodiments disclosed in this document are provided for explanation and understanding of the technical contents, and do not limit the scope of the invention. Accordingly, the scope of this document should be interpreted to include all modifications based on the technical idea of the present invention or various other embodiments.

Claims (5)

A heating device for a pipeline comprising:
A junction box to which an external power cable is connected;
A heating cable disposed along a longitudinal direction of the pipe in an area of an outer surface of the pipe;
A feeder line drawn out from one region of the connection terminal box to supply power by the external power cable to the heating cable;
A plurality of conduits connected to one region of the connection terminal box and guiding the power supply line to be guided by the heating cable;
At least one clamp for fastening the pipe to one region of the plurality of conduits; And
And a heating jacket surrounding the outer surface of the pipe,
The connection terminal box includes:
At least one terminal for supporting a cable connection;
A first temperature sensor for measuring the temperature of the pipe;
A second temperature sensor for measuring the temperature of the connection terminal box;
A circulator mounted on one side of the connection terminal box; And
And a controller configured to control driving of the circulator when a temperature of the connection terminal box exceeds a first predetermined threshold value based on the measured value of the second temperature sensor,
Wherein the plurality of conduits comprise:
A first conduit, one end of which is fastened to one area of the pipe and includes a plurality of vent holes shielded by a gore-tex membrane material;
A second conduit connected at one end to the other end of the first conduit, the at least a portion of the outer surface including a grating structure embossed or embossed;
A third conduit, one end of which is connected to one region of the connection terminal box and at least a part of which includes a heat conductive material; And
And the other end of the second conduit and the other end of the third conduit are connected to each other so as to have a melting point of 340 ° C, a thermal conductivity of 0.25W / (Km), a linear expansion coefficient of 50 * 10 ^-6 m / and a nipple including a synthetic resin material having a glass transition characteristic that is equal to (mK). The method according to claim 1,
The connection terminal box includes:
And a printed circuit board disposed in an inner space of the connection terminal box,
The controller and the feeder line,
And electrically connected to the printed circuit board. The method according to claim 1,
Each of the first conduit, the second conduit, the third conduit, and the nipple,
A thread formed at one end and at least one of the other end opposite to the one end, and a hollow through which the feed line can pass,
The hollow, which the nipple includes,
And is formed to have the same size as the outer diameter of the feeder line. The method according to claim 1,
The heating cable,
And is electrically connected to the feeder line drawn out from the connection terminal box. The method according to claim 1,
The connection terminal box includes:
And a door for exposing the circulator to the outside,
The controller comprising:
And controlling the opening of the door when the temperature of the connection terminal box exceeds the first threshold value,
And to control the energization of the feeder line when the temperature of the pipe is equal to or less than a second predetermined threshold value based on the measured value of the first temperature sensor.

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