KR20120019717A - Convection circulation type electric boiler - Google Patents

Abstract

PURPOSE: A naturally circulating electrical boiler is provided to efficiently use energy there is no need for separate power to circulate heating water. CONSTITUTION: A naturally circulating electrical boiler comprises a heating tank(100), a hot water pipe(200), a joining unit(300). The heating tank comprises an outlet, through which heated water is discharged, and an inlet(102), through which the discharged water returns. At the hot water pipe, water discharged from the outlet to discharge bubble from water is branched to a plurality of streams, if the end of the outlet and the end of the inlet are arranged more highly than the central part. Each end of the hot water pipe makes a U-turn to the inlet and joins at one point to form a plurality of tracks.

Description

Convection Circulation Electric Boiler {CONVECTION CIRCULATION TYPE ELECTRIC BOILER}

The present invention relates to a convection circulation type electric boiler, and more particularly, by using a convection phenomenon generated from the temperature difference between the temperature of the water discharged by heating and the temperature of the water returned after heating, the heating water can be circulated without additional power or energy consumption. To a convection circulation electric boiler.

A boiler is a method in which heated water generally provides warmth as it moves along heating pipes, and the above-described heating pipes provide a variety of warmth by providing long heat pipes in a limited area and sufficient heat exchange with the object being heated. Apply the pipe layout structure of the shape.

The pipe arrangement structure described above may include a meandering shape in which heating pipes are repeatedly arranged in an 'S' shape or a track shape in which a plurality of 'U' shape heating pipes are arranged in a plurality of tracks, such as a track on a playground. have.

However, in the meandering heating pipe, when bubbles are generated when the water is boiled together with the water from the boiler, the air bubbles interfere with the water for heating.

And since the temperature of the heating pipe which forms the track of the outer side which has a relatively long circulation distance compared with the inside of a track-shaped heating pipe is low, the water in the heating pipe which forms the track of the inner side with short circulation distance circulates as it is, and a boiler When returning to, the temperature difference between the water discharged from the boiler and the returned water is not high, which causes trouble in circulation due to convection.

The present invention devised to improve the above problems is to provide a convection circulation type electronic boiler to allow a smooth circulation of the heating water by giving a temperature deviation between the water discharged and the water returned after heating to facilitate a smooth convection circulation. Related.

In addition, the present invention relates to providing a convection circulation type electronic boiler that does not require a separate power for circulation of the heating water and enables efficient use of energy.

The convection circulation type electric boiler according to the present invention includes a heating tank provided with a drain port through which heated water is discharged and a return port through which discharged water is returned, and the aforementioned drain port side end and the aforementioned return port side end are disposed higher than the center part. The water discharged from the above-described drain port so that the air bubbles contained in the water are branched in parallel in a plurality of strands, and each of the branched ends is U-turned to the above-mentioned return port side to join a point while forming a plurality of tracks. The hot water pipe of the aforementioned hot water pipe is mounted between the pipe and the end portion of each of the tracks forming the hot water pipe described above and the aforementioned water outlet so that the temperature difference between the water returned through the inner and outer tracks of the plurality of hot water pipes is reduced. And a confluencer for joining the above-mentioned return port side end portion to one point, wherein the above-mentioned drain hole is moved on the side of the above-described heating tank. A water exchange is formed higher guboda can be applied a structure in which the above-described cycle a heating tank to the above-described hot water by the heat convection of water.

As described above, the convection circulation type electronic boiler according to the present invention has the following advantages.

First, it adopts a structure of a plurality of track-shaped hot water pipes, which are heated from a heating tank and branched into a plurality of places, and then merged into a confluencer. By forming the temperature difference, the circulation of the heating water according to the natural convection phenomenon is possible.

In addition, it is not necessary to provide a pump that circulates the heating water separately. If only a power source is provided to heat the water to an appropriate temperature, the convection of water according to the temperature difference causes continuous circulation, thereby eliminating unnecessary power consumption and efficient energy consumption. Can be managed by

In addition, the present invention can be easily installed, replaced or removed without limiting the area or environment of the space to be installed or disposed by miniaturizing, modularizing the entire product of the above-described structure.

1 is a conceptual diagram showing the overall configuration of the convection circulation type electronic boiler according to an embodiment of the present invention
2 and 3 is a conceptual diagram showing the structure of the hot water pipe and the confluencer, which is the main part of the convection circulation type electronic boiler according to various embodiments of the present invention.
4 is a conceptual diagram showing a state of use of the convection circulation type electronic boiler according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

This is for the purpose of describing the present invention in detail so that those skilled in the art can easily practice the present invention, and thus, the technical spirit and scope of the present invention are not limited thereto.

In addition, the sizes and shapes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and the terms defined specifically in consideration of the configuration and operation of the present invention may vary depending on the intention or custom of the user, operator And the definitions of these terms should be based on the contents throughout this specification.

1 is a conceptual diagram showing the overall configuration of a convection circulation type electronic boiler according to an embodiment of the present invention.

The convection circulation type electronic boiler according to an embodiment of the present invention includes a heating tank 100 for heating water, a hot water pipe 200 through which the heated water circulates, and a heating tank 100 through the hot water pipe 200. It can be seen that the structure including a confluencer 300 for joining the flow path returned to the side at one point.

The heating tank 100 is provided with a drain port 101 for discharging the heated water and a return port 102 for discharging the water, which is heated by the heater 500 operated by the power supply 600, and accommodates the water. This is provided.

Although not particularly illustrated, the heating tank 100 may include a bubble preventing means according to various embodiments such that bubbles generated when water is heated are not mixed in the hot water pipe 200 to be described later.

The hot water pipe 200 is divided into a plurality of strands of water discharged from the drain port 101, and each of the branched end to the U-turn toward the return port 102 to join a point to form a plurality of tracks It is preferable that the hot water pipe 200 forming each track forms a 'U' shape as a whole.

That is, the shape of the hot water pipe 200 may be formed as a means for allowing the air bubbles contained in the water to be easily discharged when the end of the drain port 101 side and the end of the return port 102 side are disposed higher than the center portion.

The combiner 300 is mounted between the end of each of the tracks forming the hot water pipe 200 and the water inlet 102 so that the temperature of the water in the inner track 201 and the outer track 209 of the plurality of hot water pipes 200 is increased. It serves to join the end portion of the water inlet 102 side of the hot water pipe 200 to reduce the difference.

In the present invention, the intermediate track 205 is shown as a single arrangement between the inner track 201 and the outer track 209 forming the hot water pipe 200 as a whole, but is not limited to this, in some cases the intermediate track It goes without saying that a plurality of 205 can be arranged.

In addition, the drain port 101 is formed on the side of the heating tank 100 to be higher than the return port 102, the water heated by using a lower temperature on the return port 102 side than the drain port 101 side This convection causes the circulation between the heating tank 100 and the hot water pipe 200.

The present invention is applicable by the embodiment as described above, will be described in more detail for the main part of the present invention for a more detailed description.

First, the hot water pipe 200 is a thing of different lengths forming a 'U' shape as a whole as shown in Figures 1 to 4 arranged in parallel with the track of the playground from the inside to the outside, each hot water pipe 200 As can be seen it can be seen that the structure comprising a discharge pipe 210 and the return pipe 220 and the connection pipe 230.

For reference, in FIG. 1 to FIG. 4, reference numeral 110 denotes a drain main main, and 120 indicates a return main main.

The discharge pipe 210 is provided with a flow path through which water discharged from the drain port 101 flows, and the return pipe 220 is provided with a flow path through which water flows from the discharge pipe 210 to the return port 102 side, and discharge pipe 210 is provided. It is arranged in parallel with the connection pipe 230 is provided with a flow path for connecting the discharge pipe 210 and the return pipe 220 in an arc shape.

Here, the discharge pipe 210 and the return pipe 220 is arranged in a plurality in parallel to form a track shape as a whole.

At this time, the drain port 101 side end of the discharge pipe 210 is equipped with a plurality of branches 400 branched toward the discharge pipe 210 side from the discharge port 101, the return port 102 of the return pipe 220 At the side end, it is preferable that the combiner 300 to be described later is mounted.

In addition, the above-described branch 400 has a structure including a drain inlet 410 connected to the drain port 101, and a plurality of drain outlets 420 connected to the ends of the drain port 101 side of each of the discharge pipes 210. Furnace branch 400 is made of a material that is excellent in durability and heat resistance for preventing the interconnection and leakage of the drainage main pipe 110 and the hot water pipe 200.

On the other hand, the combiner 300 joins the end of the return port 102 side of the hot water pipe 200 to one point as described above to determine the temperature difference of the water returned through the inner track 201 and the outer track 209. To reduce, as shown in FIG. 2, a structure including a return inlet pipe 310, a return conduit pipe 320, a return connection pipe 330, and a return connection branch pipe 340 may be applied.

The return inlet pipe 310 is a plurality of hot water pipes 200 of the hot water pipes 200 forming the inner side of the track 201 of the hot water pipe 200, the end portion of the hot water pipe 200 and the outer track 209 is formed. It is a part respectively connected to the end of the return port 102 side.

The return confluence pipe 320 is a portion in communication with the plurality of return inlet pipes 310 and a flow path is formed from the inner track 201 to the outer track 209, and the water and the outer track returned through the inner track 201. The portion is returned through 201 and the temperature is leveled by merging water at a relatively low temperature as compared to the inner track 201.

The return connection pipe 330 is a portion in communication with the outer end of the outer track 209 side of the return confluence pipe 320 and the flow path toward the return port 102 side is formed.

The return connection branch pipe 340 is branched in the middle of the return confluence pipe 320 to communicate with the return connection pipe 330, the confluence through the return confluence pipe 320, the temperature is lowered down the main body of the return ( Water toward 120 is provided in order to compensate to some extent that the heating load of the heating tank 100 is increased due to the excessive temperature difference with the water on the drain 101 side.

That is, the water return connection branch pipe 340 is reduced in the heating load of the heating tank 100 by allowing the water of a relatively high temperature to be joined compared to the return heat connection pipe 330, the drain 101 is enough to occur smooth convection It can be said that it is provided to create a temperature difference between the) and the return hole (102).

In addition, the return confluence pipe 320 is an outer track 209 from the inner track 201 with respect to an imaginary straight line l orthogonal to the direction in which water in the hot water pipe 200 flowing toward the return port 102 flows. It is preferable to be disposed to be inclined downward toward the.

That is, the return confluence pipe 320 is disposed to be inclined with respect to the virtual straight line (l), it can be said that the technical means for smoothly discharge the bubbles that may be contained in the hot water pipe (200).

In other words, the return confluence pipe 320 raises the confluencer 300 relatively high with respect to a part away from the heating tank 100 in the hot water pipe 200, and the return confluence pipe in which the bubbles in the hot water pipe 200 are inclined is disposed. Along the 320 is to be discharged smoothly.

In addition, since the return confluence pipe 320 is formed relatively longer than the above-described virtual straight line l, more sufficient heat exchange and water returning to the return port 102 side from the inner track 201 to the outer track 209 are performed. Technical means for achieving temperature uniformity.

On the other hand, the combiner 300 can be applied to the embodiment consisting of only the tube as described above, as well as to apply the shape as shown in Figure 3, specifically, the intake pipe 350 and the return confluence block 360 ) And a return connector 370 may be applied.

The return inlet pipe 350 is a plurality of hot water pipes 200 of the hot water pipes 200 forming the inner track 201, the end portion of the hot water pipe 200 and the outer track 209 forming the outer track 209 It is a part respectively connected to the end of the return port 102 side.

The return confluence block 360 communicates with the plurality of return inlet pipes 350 and is a space in which water flowing from each of the hot water pipes 200 to the return port 102 is joined.

The return connection pipe 370 is a portion communicating with an end portion of the outer track 209 side of the return confluence block 360 and having a flow path toward the return port 102 side.

Here, the return confluence block 360 is connected to the return inlet pipe 350, the orthogonal surface (362) that matches the virtual straight line (l) orthogonal to the flow direction of the water in the hot water pipe (200), With respect to the orthogonal plane 362, the inclined surface 364 is inclined downward from the inner track 201 to the outer track 209, and the above-mentioned space gradually widens from the inner track 201 to the outer track 209. It is preferable to form a forge.

That is, the inclined surface 364 of the return confluence block 360 inclined with respect to the virtual straight line l may be technical means for smoothly discharging bubbles that may be included in the hot water pipe 200. have.

In other words, the inclined surface 364 raises the confluencer 300 relatively high with respect to the portion away from the heating tank 100 in the hot water pipe 200, and the return confluence pipe 320 in which the bubbles in the hot water pipe 200 are inclined is disposed. ) Will be discharged smoothly.

In addition, the return confluence block 360 equalizes the different temperatures between the water returning to the return port 102 side from the inner track 210 to the outer track 209 and allows sufficient confluence to allow convection circulation to occur smoothly. It is provided to create a temperature difference between the 101 and the return port (102).

At this time, the combiner 300 is preferably made of a material having a relatively high thermal conductivity compared to the hot water pipe (200).

On the other hand, the drain port 101 side end of each of the discharge pipe 210 is inclined with respect to the direction in which water flows from the drain 101, each of the discharge pipe 212 discharge pipe 210 in a line with the drain hole 101 2 to 4, the inclined tube portion 212 is formed to be gradually inclined toward the inner track 201 or the outer track 209 as shown in Figs. Discharge pipes 210 are parallel to each other.

Here, the inclined pipe portion 212 is to reduce the temperature deviation caused by the longer length of the circulation length of the hot water pipe 200 gradually from the inner track 201 to the outer track 209 by using some length compensation It can be called a means.

That is, when the inclined pipe portion 212 is described as an example of the inner track 201 on the basis of the same pipe, it forms the inner track 201 of FIGS. 2 to 4 of the discharge pipe 210 provided with the inclined pipe portion 212 is provided. Since the length is relatively long compared to the length of the discharge pipe 210 of the hot water pipe 200 forming the inner track 201 of FIG. 1 will be able to reduce the temperature variation along the length.

Therefore, the manufacturer may apply a miniaturized boiler structure in a narrow area by applying the embodiment as shown in Figures 1 to 3, as well as the drain port 101 and the return port 102 as shown in Figure 4 heating tank 100 It is also possible to provide at least two and to arrange more hot water pipes (200) to achieve a large area of heating.

In addition, the drain port 101 is relatively high on the side of the heating tank 100 relative to the return port 102 to efficiently use the convection phenomenon that occurs as the water is heated in the heating tank 100. Of course, you need to install it in place.

As described above, the present invention provides a temperature deviation between the discharged water and the water returned after heating so as to facilitate the smooth convection circulation, so that the circulation of the heating water is smoothly performed, and there is no need for a separate power source for the circulation of the heating water. It is understood that the basic technical idea is to provide a convection circulation electronic boiler that enables efficient use.

While the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Therefore, the true technical protection scope of the present invention will be defined by the following claims.

100 .. Heating tank 101 ... Drain
102.Reservoir 110.Drainage Main Building
120.Return main building 200 ... Hot water piping
201 ... Inner track 205 ... Middle track
209.Outside track 210 ... Exhaust pipe
212 ... Slope Officer 220 ... Return Pipe
230.Connector 300 ... Merge
310, 350 ... Return entrance 320 ... Return confluence
330, 370 ... return connector 340 ... return connection branch
360 ... Return confluence block 362 ... Orthogonal
364 ... Inclined plane 400 ... Branch
410 ... drainage outlet 420 ... drainage outlet
500 ... heater 600 ... power

Claims (7)

A heating tank provided with a drain hole for discharging the heated water and a return hole for returning the discharged water;
When the water outlet side end and the water outlet side end are arranged higher than the center portion, the water discharged from the water outlet is branched in parallel in a plurality of strands so that the bubbles contained in the water are discharged, and each branched end is U-turned to the water outlet side. A hot water pipe joining one point to form a plurality of tracks; And
A point mounted between the end of each of the tracks forming the hot water pipe and the return port so as to reduce a temperature difference of water returned through an inner track and an outer track of the plurality of hot water pipes so as to reduce the temperature difference of the return port side of the hot water pipe; A joiner for joining; includes;
The drain port is formed on the side of the heating tank higher than the return port, the convection circulation type electric boiler to circulate the heated tank and the hot water pipe by the convection.
The method of claim 1,
The hot water pipe,
A discharge pipe provided with a flow path through which water discharged from the drain hole flows;
A return pipe provided with a flow path through which water flows from the discharge pipe to the return port and arranged in parallel with the discharge pipe;
It includes a connecting pipe provided with a flow path for connecting the discharge pipe and the return pipe in an arc shape,
The discharge pipe and the return pipe is arranged in parallel in a plurality to form a track shape as a whole,
A convection circulation type electric boiler is mounted at the drain outlet side end of the discharge pipe and a plurality of branches are branched from the drain port toward the discharge pipe side, and the confluence unit is mounted at the return hole side end of the return pipe.
The method of claim 1,
The confluencer,
A return inlet pipe respectively connected to a return port side end of the hot water pipe forming an inner track and a return port side end of the hot water pipe forming an outer track among the plurality of hot water pipes;
A return conduit pipe communicating with a plurality of said return inlet pipes and having a flow path formed from said inner track to said outer track side;
A return connection tube communicating with the outer track side end of the return confluence pipe and having a flow path directed toward the return port side;
A convection circulation type electric boiler comprising a return connection branch pipe branched in the middle of the return confluence pipe and in communication with the return connection pipe.
The method of claim 1,
The confluencer,
A return inlet pipe respectively connected to a return port side end of the hot water pipe forming an inner track and a return port side end of the hot water pipe forming an outer track among the plurality of hot water pipes;
A return confluence block communicating with a plurality of return inlet pipes and having a space for joining water flowing from each of the hot water pipes to the return port;
And a return connection tube communicating with the outer track end of the return confluence block and having a flow path directed toward the return port side.
The method of claim 2,
The branching machine,
A drain inlet connected to the drain;
Convection circulation type electric boiler comprising a plurality of drain outlets connected to the drain outlet side end of each of the discharge pipe.
The method of claim 3, wherein
The return confluence pipe,
And a convective circulation electric boiler disposed downward from the inner track toward the outer track with respect to an imaginary straight line perpendicular to a direction in which water in the hot water pipe flowing to the return port flows.
The method of claim 4, wherein
The return confluence block,
A portion connected to the return inlet pipe may have an orthogonal surface coinciding with a virtual straight line orthogonal to a direction in which water flows in the hot water pipe;
An inclined surface inclined downward from the inner track to the outer track with respect to the orthogonal surface,
And the space gradually widens from the inner track toward the outer track.

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