KR200257973Y1 - A hot-water boiler with double wall water tank - Google Patents

Abstract

The present invention relates to a hot water boiler, and more particularly, the structure of the water tank consists of a double wall, so that the heat of the exhaust gas generated from the burner and the water vapor generated from the hot water stay in the space between the double walls to use as heat for thermal insulation. The present invention relates to a hot water boiler having a double-walled water tank capable of saving energy by minimizing heat loss.

The object of the present invention is to minimize the heat loss by utilizing the high temperature exhaust gas generated when burning the raw material to keep the water tank to the maximum, and also provided a plurality of heating wires on the inner circumferential surface of the water tank and The present invention provides a hot water boiler having a water tank having a double wall structure that can save energy by maintaining a constant water temperature.

The configuration of the present invention for achieving the above object is a cylindrical inner water tank containing a predetermined amount of water and having a predetermined water vapor discharge hole in the upper surface; An outer water tank spaced apart from the outer wall of the inner water tank by a predetermined interval to embed the inner water tank; A heating wire heating element provided on an inner wall surface of the inner water tank and configured to radiate heat by receiving a predetermined power; A gas burner provided at one side of the inner water tank to burn the supplied gas; A radiator coupled to one side of the gas burner to heat water in the internal water tank; An exhaust gas discharge pipe for discharging the exhaust gas in the radiator into the inner / outer water tank; A communication unit provided at one side of the external water tank to discharge exhaust gas and water vapor to the outside; A drain pipe provided through the inner / outer water tank and discharging hot water heated to a predetermined temperature; An inlet pipe through which cold water radiates heat by circulating a predetermined heating zone; A water pipe for replenishing water in the internal water tank; A hot and cold water regulator provided on the drain pipe, the inlet pipe and the water pipe to circulate the hot water, and controlling the amount of cold / hot water, and supplying gas and air to the gas burner, and according to the temperature of the internal water tank. It is characterized by consisting of a gas burner controller for controlling the ignition timing.

Description

A hot-water boiler with double wall water tank

The present invention relates to a hot water boiler, and more particularly, the structure of the water tank consists of a double wall, so that the heat of the exhaust gas generated from the burner and the water vapor generated from the hot water stay in the space between the double walls to use as heat for thermal insulation. The present invention relates to a hot water boiler equipped with a double-walled water tank that can save energy by minimizing heat loss.

In general, a boiler is a device that heats water to generate steam and circulates the steam or circulates the heated water to heat a predetermined space.

Such a boiler has a structure such as a combustion chamber that burns fuel to generate heat, a tube that heats and circulates water simultaneously with the combustion chamber, a bucket for storing heated water, and a circulation pump for forcibly circulating water in the bucket.

The fuel is heated by heating a predetermined pipe provided in the combustion chamber by burning fuel, and the heated water is stored in a bucket connected to the predetermined pipe, and the water in the bucket circulates through the combustion chamber through the predetermined pipe. The water in the bucket is heated to a predetermined temperature.

When the water in the water tank reaches a predetermined temperature, the water is circulated through the predetermined heating area to be heated by the circulation pump, and heats and heats up gradually.

The cooled water reaches a predetermined temperature due to the restart of the combustion chamber and circulates the heating zone by the operation of the circulation pump. The general boiler repeats the above process and maintains the heating zone at a constant temperature.

However, a common boiler has a pipe that circulates water in a combustion chamber and heats it together with water, and heat loss is generated by moving the heated water through a predetermined pipe to store the tank in a predetermined tank. Since it is not equipped with a high cooling rate during the circulation of the heated water, it is necessary to consume a large amount of fuel to maintain a constant temperature at all times.

In addition, the high-temperature exhaust gas generated by combustion was released into the atmosphere as it was, resulting in a large amount of energy loss.

The present invention is devised to solve the above problems, the object of the present invention is to maximize the heat loss of the high temperature exhaust gas generated when burning the raw material to minimize the heat loss and also the water tank It is to provide a hot water boiler having a water tank having a double wall structure to save energy by providing a plurality of heating wires on the inner circumferential surface of the water tank to maintain the temperature of the water with the insulation of the water tank.

The configuration of the present invention for achieving the above object is a cylindrical inner water tank containing a predetermined amount of water and having a predetermined water vapor discharge hole in the upper surface; An outer water tank spaced apart from the outer wall of the inner water tank by a predetermined interval to embed the inner water tank; A heating wire heating element provided on an inner wall surface of the inner water tank and configured to radiate heat by receiving a predetermined power; A gas burner provided at one side of the inner water tank to burn the supplied gas; A radiator coupled to one side of the gas burner to heat water in the internal water tank; An exhaust gas discharge pipe for discharging the exhaust gas in the radiator into the inner / outer water tank; A communication unit provided at one side of the external water tank to discharge exhaust gas and water vapor to the outside; A drain pipe provided through the inner / outer water tank and discharging hot water heated to a predetermined temperature; An inlet pipe through which cold water radiates heat by circulating a predetermined heating zone; A water pipe for replenishing water in the internal water tank; A hot and cold water regulator provided on the drain pipe, the inlet pipe and the water pipe to circulate the hot water, and controlling the amount of cold / hot water, and supplying gas and air to the gas burner, and according to the temperature of the internal water tank. It is characterized by consisting of a gas burner controller for controlling the ignition timing.

More preferably, the gas burner has a gas burner main body provided with a fixed stand to form a predetermined space therein and can be coupled to the radiator on the outside, and is provided on one side of the gas burner main body to allow external air to flow into the gas burner main body. An air inlet tube having one end of which is extended to contact the inner circumferential surface of the gas burner main body and having an enlarged end face, a plurality of first air discharge holes formed at a predetermined position of the end face of the expansion pipe to discharge external air, and the gas burner A combustion chamber having a predetermined space therein and having a predetermined space therein, which is formed at the center of the expansion pipe cross section of the air inlet tube and has a predetermined space therein, and is formed on the outer circumferential surface of the combustion chamber, An air injection port for introducing air introduced into the combustion chamber into the combustion chamber, and provided in the air inlet pipe; A gas injection tube penetrating through the combustion chamber to inject a predetermined gas, a plurality of gas injection ports formed at one end of the gas injection tube to inject gas into the combustion chamber, and provided in the air injection tube; And a plurality of second air discharge holes formed at one end of the gas burner and supplying air to the flame generated from the flame port again, and having a high voltage wire tube having a high voltage wire that generates a spark at one end of the combustion chamber. It is done.

More preferably, the radiator is coupled to one side of the gas burner body and has a predetermined space therein, and connects the plurality of radiator chambers with a plurality of radiator chambers spaced a predetermined distance from a bottom surface of the inner water tank and connects the plurality of radiator chambers. It is characterized by consisting of a plurality of flame passages having a diameter, and a plurality of water guide tube formed to penetrate the outer surface of the heat dissipation chamber to the upper / lower, left / right to widen the heat generating area of the heat dissipation chamber.

Also preferably, one end of the communication penetrates through an upper surface of the outer water tank and the other end is provided in close proximity to a bottom of the outer water tank.

1 is a schematic perspective view showing a hot water boiler having a water tank of a double-walled structure of the present invention,

2 is an internal configuration showing the internal configuration of the water tank of the hot water boiler having a water tank of the double-walled structure of the present invention,

3 is an enlarged perspective view of part A of FIG. 2;

4 is a perspective view showing a radiator of a hot water boiler having a water tank having a double wall structure according to the present invention;

Figure 5 is an internal configuration showing the internal configuration of the gas burner of the hot water boiler having a water tank of the double-walled structure of the present invention.

<Description of Symbols for Main Parts of Drawings>

10: internal water tank 11: steam discharge hole

20: external water tank 30: heating wire heating element

31: electric heating wire 32: heat conduction liquid

40 gas burner 41 fixed base

42 gas burner body 43 air inlet pipe

44: expansion pipe section 45: the first air discharge hole

46: fireball 47: combustion chamber

48: air injection port 49: the second air discharge hole

50: radiator 51: heat sink

52: flame opening 53: water guide

60: exhaust gas discharge pipe 70: communication

80: drain pipe 90: inlet pipe

100: water pipe 110: cold / hot water amount regulator

120: pressure gauge 130: thermometer

140 gas burner controller 150 gas input pipe

151: gas injection hole 160: high-voltage wire tube

161: high-voltage wire 170: discharge tube

180: connector

Hereinafter, a hot water boiler having a water tank having a double wall structure according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a schematic perspective view showing a hot water boiler having a water tank of a double-walled structure of the present invention, Figure 2 is an internal configuration showing an internal configuration of the water tank of the hot water boiler having a water tank of the double-walled structure of the present invention. 3 is an enlarged perspective view of part A of FIG. 2, and FIG. 4 is a perspective view illustrating a radiator of a hot water boiler having a water tank having a double wall structure according to the present invention, and FIG. 5 is a water tank having a double wall structure according to the present invention. The internal configuration diagram showing the internal configuration of the gas burner of the hot water boiler.

As shown in the figure, the present invention is provided with a cylindrical inner water tank 10 containing a predetermined amount of water and having a predetermined water vapor discharge hole 11 on an upper surface thereof, and an outer wall of the inner water tank 10. Spaced apart from a predetermined interval is provided with an external water tank (20) containing the internal water tank (10).

Below the inner water tank 10, the connection pipe 180 is connected to the discharge tube 170 and another water tank for completely discharging the water in the inner water tank 10, the inner / outer water tank 10 20 is provided through.

In addition, the inner circumferential surface and the bottom surface of the inner water tank 10 is provided with a heating wire heating element 30 for dissipating heat by applying a predetermined power.

The heating element 30 is provided with a heating wire 31 in a pipe having a predetermined diameter and filled with a heat conduction liquid (sodium acetate saline) 32.

One side of the internal water tank 10 is provided with a gas burner 40 for burning the supplied gas, and one side of the gas burner 40 has a radiator 50 predetermined from the bottom surface of the internal water tank 10. It is installed to be spaced apart, which is to let the heat generated by the flame and exhaust gas generated from the gas burner 40 passes through the water in the internal water tank (10).

Meanwhile, an exhaust gas discharge pipe 60 is provided on the upper surface of the inner water tank 10 to discharge the exhaust gas in the radiator 50 into the inner / outer water tanks 10 and 20, and the outer water tank 20. One side was provided with a communication 70 to discharge the exhaust gas discharged from the steam discharge hole 11 and the steam discharged from the internal water tank 10 to the outside, collected on the bottom surface of the external water tank 20 One end of the communication 70 is close to the bottom surface of the external water tank 20 so as to discharge the exhaust gas and the water vapor having a predetermined temperature lowered.

In addition, a drain pipe 80 for discharging hot water heated to a predetermined temperature through the inner / outer water tanks 10 and 20, and an inlet pipe 90 through which cold water emanating heat through a predetermined heating zone is introduced. And a water pipe 100 for replenishing water in the internal water tank 10 is provided at a predetermined position, and is provided on the drain pipe 80, the inflow pipe 90, and the water pipe 100 to circulate hot water. Built-in pump, it is provided with a cold and hot water controller 110 to adjust the amount of cold / hot water.

On the other hand, the pressure gauge 120 and the thermometer 130 was installed on one side of the external water tank 20 to check the pressure and temperature in the internal water tank (10).

In addition, a gas burner controller 140 for supplying gas and air to the gas burner 40 and controlling the ignition timing according to the temperature of the internal water tank 10 is provided.

The gas burner 40 has a predetermined space therein and an air inlet tube through which external air is introduced into one side of the gas burner main body 42 in which a fixing table 41 is installed to be coupled to the radiator 50 on the outside thereof ( 43 is inserted and installed, one end of which is extended to contact the inner circumferential surface of the gas burner body 42 and one end thereof is sealed to form an expansion end face 44, and a plurality of first air are provided at a predetermined position of the expansion end face 44. The discharge hole 45 was formed.

The combustion chamber 47 having a predetermined space therein and having a flame opening 46 having one side opened forms a predetermined space with the gas burner body 42 surface, and an expansion pipe cross section 44 of the air inlet pipe 43. Coupled to the center and formed on the outer circumferential surface of the combustion chamber 47, a plurality of air injection holes 48 are formed so that the air supplied by the first air discharge hole 45 of the air inlet pipe 43 flows into the combustion chamber 47. It was made.

The air inlet tube 43 is provided with a gas inlet tube 150 for injecting a predetermined gas through the expansion pipe cross-section 44 to protrude into the combustion chamber 47, the gas into the combustion chamber 47 A plurality of gas injection holes 151 are formed at one end to be injected.

In addition, the air inlet tube 43 is provided with a high-voltage wire tube 160 having a high-voltage wire 161, which is connected to one end of the combustion chamber 47 through the expansion pipe cross-section 44 is connected to the combustion chamber The gas and air mixed at 47 are ignited by the spark of the high voltage wire 161.

At one end of the gas burner 40, a plurality of second air discharge holes 49 are formed to supply air to the flame generated from the flame port 46 to increase the combustion rate of the flame.

On the other hand, the radiator 50 was provided with a plurality of heat dissipation chamber 51 having a predetermined space therein, the heat dissipation chamber 51 is connected by a plurality of flame passages 52 having a predetermined diameter.

In addition, the heat dissipation chamber 51 has formed a plurality of water guide pipes 53 penetrated to the upper and lower, left and right so that water passes to widen the heat generating area.

The present invention configured as described above is the gas burner controller to input the predetermined air and gas to the gas burner through the air inlet pipe and the gas inlet pipe.

Air is discharged through the first air outlet formed in the expansion section of the air inlet pipe and enters the combustion chamber through the air injection port of the combustion chamber, and the gas is injected into the combustion chamber through the gas injection port formed at one end of the gas inlet pipe through the gas inlet pipe. Flows into.

At this time, gas and air are mixed in the combustion chamber and discharged to the outside of the gas burner through the flame opening. The spark is generated by the spark of the high voltage wire, and a flame is generated.

In addition, the air is discharged through the second air outlet formed at one end of the gas burner to burn the unburned gas.

When the flame is generated as described above to heat the plurality of heat dissipation chamber and the water guide tube, the flame port of the radiator coupled to one side of the gas burner to dissipate heat.

The heat dissipation chamber, the water guide tube, and the flame port radiate heat to heat the water in the internal water tank to a predetermined temperature.

At this time, the water guide pipe formed in the upper and lower, left and right in the heat dissipation chamber and the flame passages connecting the plurality of heat dissipation chambers, and installed at a predetermined interval away from the bottom surface of the inner water tank is the heat generating area of the radiator By widening, water can be heated efficiently for a short time.

The exhaust gas passing through the radiator is discharged into the internal / external water tank through an exhaust gas discharge pipe provided at one side of the radiator, and the exhaust gas discharged through the water vapor discharge hole provided in the upper surface of the internal water tank is mixed with the outside. Drained into the water tank.

Exhaust gas and water vapor discharged into the external water tank have a predetermined heat, and the internal water tank in the external water tank is kept at room temperature to minimize heat loss generated in the water tank.

The exhaust gas and the water vapor in the external water tank stay in the lower portion of the external water tank by convection when discharging predetermined heat, thereby discharging the exhaust gas and water vapor to the outside through communication of the external water tank. The thermal effect of the internal water tank used was increased.

On the other hand, when the water in the inner water tank is heated to reach a predetermined temperature, the gas burner controller stops the operation of the gas burner and supplies power to the heating wire heating elements provided on the inner circumferential surface and the bottom of the inner water tank so that the temperature of the water in the inner water tank By maintaining the constant, the cooling rate of the water in the internal water tank can be delayed, thereby reducing the number of restarts of the gas burner, thereby saving energy.

Then, the circulation pump of the cold / hot water regulator is to circulate a predetermined heating area through the drain pipe for hot water in the internal water tank, and replenish the water in the internal water tank through the water pipe.

As described above, the present invention includes a radiator through which the flame and exhaust gas of the gas burner pass in the water tank to increase the heating area as much as possible, thereby increasing the heating efficiency, and by forming the outer wall of the water tank in a double wall structure, By using gas to keep the water tank warm, the heat loss is prevented as much as possible, and the heating element is provided on the inner and bottom surfaces of the water tank to keep the temperature of the heated hot water constant and reduce the number of restarts of the gas burner to save energy. It can be effective.

Claims (4)

A cylindrical inner water tank containing a predetermined amount of water and having a predetermined water vapor discharge hole at an upper surface thereof; An outer water tank spaced apart from the outer wall of the inner water tank by a predetermined interval to embed the inner water tank; A heating wire heating element provided on an inner wall surface of the inner water tank and configured to radiate heat by receiving a predetermined power; A gas burner provided at one side of the inner water tank to burn the supplied gas; A radiator coupled to one side of the gas burner to heat water in the internal water tank; An exhaust gas discharge pipe for discharging the exhaust gas in the radiator into the inner / outer water tank; A communication unit provided at one side of the external water tank to discharge exhaust gas and water vapor to the outside; A drain pipe provided through the inner / outer water tank and discharging hot water heated to a predetermined temperature; An inlet pipe through which cold water radiates heat by circulating a predetermined heating zone; A water pipe for replenishing water in the internal water tank; A hot and cold water regulator provided on the drain pipe, the inlet pipe and the water pipe to circulate the hot water, and controlling the amount of cold / hot water, and supplying gas and air to the gas burner, and according to the temperature of the internal water tank. Hot water boiler having a water tank having a double wall structure, characterized in that consisting of a gas burner controller for controlling the ignition timing. The method of claim 1, wherein the gas burner, A gas burner main body having a predetermined space formed therein and coupled to the radiator on the outside, and provided at one side of the gas burner main body to inject external air into the gas burner main body, and one end of the inner surface of the gas burner main body. An air inlet pipe which is extended to contact the air and forms an expanded pipe cross section, a plurality of first air discharge holes formed at a predetermined position of the expanded pipe cross section and outside air is discharged, and a predetermined space is formed with the gas burner main surface; Combustion chamber coupled to the center of the expansion pipe cross-section of the air inlet tube and open at one side thereof and having a predetermined space therein, and a plurality of combustion chambers are formed on the outer circumferential surface of the combustion chamber to introduce the air introduced by the air inlet tube into the combustion chamber. And an air injection port provided in the air inlet pipe and penetrating the expansion pipe section to protrude into the combustion chamber. And a gas injection tube for introducing a predetermined gas, a plurality of gas injection ports formed at one end of the gas injection tube, for injecting gas into the combustion chamber, and provided in the air injection tube to generate sparks at one end of the combustion chamber. A water tank having a double wall structure, comprising a high voltage wire tube having a high voltage wire and a plurality of second air discharge holes formed at one end of the gas burner and supplying air to the flame generated from the fireball again. Hot water boiler. The heat sink of claim 1, A plurality of heat dissipation chambers coupled to one side of the gas burner main body and having a predetermined space therein and spaced apart from a bottom of the inner water tank by a predetermined interval; and a plurality of flame passages having a predetermined diameter connecting the plurality of heat dissipation chambers; Hot water boiler having a water tank having a double wall structure, characterized in that consisting of a plurality of water guide pipe formed in the upper / lower, left / right through the heat dissipating chamber outer surface to increase the heat generating area of the heat dissipating chamber. The hot water boiler with a water tank according to claim 1, wherein one end of the communication penetrates through an upper surface of the outer water tank and the other end is disposed close to a bottom surface of the outer water tank.