KR100725210B1 - Firewood boiler - Google Patents

Abstract

As well as various kinds of wood as well as waste from the home can be used as a fuel and completely burned, there is disclosed an economical wood boiler with high thermal efficiency without sooting or watering phenomenon. The wood boiler according to the present invention comprises a housing composed of a multistage combustion section, an exhaust section and an air inlet section, a combustion chamber communicating with the exhaust section at the combustion section of the housing, and a water tank formed outside the combustion chamber. The rear side is immersed in the water tank, and the inlet side communicates with the combustion chamber and the discharge section, and the air inlet section is equipped with a blower to introduce external air into the combustion chamber, and the water in the water tank is circulated through the heating heat pipe. In the water tank, a hot water heat pipe is arranged to be used for domestic hot water.

Description

Wood boilers {Firewood boiler}

1 is a perspective view showing a wood boiler according to the present invention,

2 is a longitudinal sectional view of a wood boiler according to the present invention,

3 is an exploded perspective view showing in detail the fuel inlet of Figure 1,

Figure 4 is an exploded perspective view showing in detail the re-exit of Figure 1, and

FIG. 5 is a perspective view illustrating in detail the air volume control unit of the blower side shown in FIG. 3.

<Description of the symbols for the main parts of the drawings>

100: wood boiler 110: housing

120: combustion chamber 122: fuel inlet

125: water tank 126: communication

128: cultivation exit 133: tank

135: heating heat pipe 140: hot water heat pipe

143: water supplement pipe 150: fuel injection cover

160: rear cover 170: blower

180: air volume control unit 183: air volume control lever

190: external controller 200: connector

The present invention relates to a wood boiler, and more particularly to a wood boiler that can be used as fuel as well as various kinds of wood as well as waste from the home, there is little smoke during operation, no soot or water, and high thermal efficiency .

In general, oil boilers and gas boilers are more thermally efficient and easier to use than wood boilers. However, in recent years, since the initial supply cost of energy, especially oil or gas, is increasing and economic situation becomes difficult, there is a problem in the economics of oil boilers and gas boilers, especially in rural or mountain wall where economic conditions are inadequate. And operation is more difficult.

Therefore, interest in wood boilers has recently increased. Wood boilers are economical because they use wood, which is cheaper than other forms of energy, as fuel, and they are less expensive to manufacture and install because they are used on a relatively smaller scale. Various efforts have been made to further improve the performance of wood boilers having these advantages.

As part of such efforts, wooden boilers have been developed in which a single combustion chamber and flue are built and a water tank is installed around the combustion chamber. However, in such a conventional wood boiler, the combustion of various kinds of wood used as fuel is not completed, and a lot of smoke or soot is generated. In addition, condensation or water formation occurs in the combustion chamber and the flue, and at the same time the fuel is burned in a single combustion chamber, and at the same time, the heat of combustion is generated for heating.

The present invention has been made to solve the above problems, the object of the present invention can be completely burned by using not only a variety of wood but also garbage from the home as a fuel, sooting or watering phenomenon does not occur thermal efficiency It is to provide a high economical wood boiler.

The present invention to achieve the above object,

In the ordinary boiler which consists of a combustion part in which the combustion chamber is formed inside, and the discharge part which can discharge the ash of a combustion chamber in the lower part of a combustion part,

A fuel inlet is formed in the combustion chamber, and the fuel inlet is pivotal plate coupled to one side of the fuel inlet by a hinge and rotated, and a fuel inlet cover covering the fuel inlet while being mounted by a plurality of buffer bolts and buffer springs on the front side of the rotational plate. The end of the rotating plate is provided with a lock lever is provided with a wooden boiler, characterized in that it is elastically locked to the lock bar formed on the other side of the fuel inlet.

Here, a water tank is formed between the outside of the combustion chamber and the housing, and the discharge portion communicates with the combustion chamber, and has a communication from the discharge portion through the water tank to the outside of the housing, and at the communication inlet side of the discharge portion of the combustion gas flow. An inclined diaphragm is formed in the opposite direction to prevent scattering of the burnt ashes.

And an air inlet is provided in the lower part of the discharge portion, the air inlet is formed in the air inlet is communicated with the outside through a discharge pipe extending to the combustion chamber side, the blower is provided with a blower, the upper end of the blower tube so that the outside air is injected in all directions Injection duct may be seated.

In addition, the air inlet is provided with an air volume control unit, and the air volume control unit is connected to the inlet side of the air blower, and an opening and closing hole is formed on the other side of the air dust box to open and close the air dust collector while rotating. Outer side may be equipped with air flow control lever to open and close the opening and closing to operate from the outside of the housing.

In addition, the open lower end of the combustion chamber may be formed in a tapered form to facilitate discharge of the burned ash.

In addition, the inlet and outlet pipes are formed on one side of the housing so that the water in the water tank can circulate through the heating heat pipe, and the hot water heatpipe is disposed in the water tank through one side of the housing, Is attached, the upper part of the thermometer is provided with a heating supply pipe connected to the heating heat pipe, the upper part of the heating supply pipe is provided with a water tank for replenishing the water in the water tank, the water tank may be connected to the direct pipe of the hot water heat pipe.

On the other hand, the outlet portion is formed with a cultivation outlet, the cultivation outlet is coupled to one side of the cultivation outlet and the hinge portion is rotated, and the ash cover covering the cultivation outlet while being mounted by a plurality of buffer bolts and buffer springs on the front of the swivel plate The discharge cover and the end of the rotating plate is preferably equipped with a locking lever to be elastically locked to the locking bar formed on the other side of the cultivation outlet.

And the lower side of the fuel inlet is formed with a connector for supplying alternative fuel, such as oil or gas, the connector may be further provided with auxiliary combustion means for mounting the injection nozzle again.

Hereinafter, a wooden boiler according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view showing a wood boiler according to the present invention, and FIG. 2 is a longitudinal section of the wood boiler according to the present invention.

1 and 2, the wood boiler 100 according to the present invention includes a housing 110, a combustion chamber 120 formed inside the housing 110, and a combustion chamber 120 that is inside the housing 110. Water tank 125 formed on the outside of the), a blower 170 for supplying external air into the combustion chamber 120, the communication 126, the water tank 133 for supplying water to the water tank 125 and , The heating heat pipe 135 for using the hot water in the water tank 125 for heating, the hot water heat pipe 140 for absorbing heat from the hot water in the water tank 125 to be used as household hot water, and temperature and steel / Control unit for adjusting the medicine.

First, the housing 110 is an enclosure shape having a substantially rectangular shape, and the housing 110 is divided into a plurality of stages of the air inlet 111, the outlet 112, and the combustion unit 113 from the bottom. At this time, the air inlet 111 and the outlet 112 is a smaller space than the combustion unit 113, the air inlet 111 has a blower 170 for sucking the outside air is built-in, the outlet 112 ) Is used as a passage through which the combustion gas is discharged while the burned ash falls, and the combustion unit 113, which is a large space, includes a combustion chamber 120, a water tank 125, and a communication 126.

The combustion chamber 120 is formed so that the lower portion thereof communicates with the discharge part 112. An ocher layer 121 is formed on an inner wall of the combustion chamber 120. The reason for forming the ocher layer 121 is that the combustion chamber 120 itself is made of a thick iron plate, which is a heat-insulating foreign matter when the sticky foreign substances that are discharged when the fuel, such as vinyl, is attached This is because it does not substantially transfer heat to the water tank 125 compared to the high thermal power. In addition, the lower side of the combustion chamber 120 is to have a tapered shape of the upper and lower narrowing so that the ash burned in the combustion chamber 120 is smoothly discharged to the discharge portion 112 below.

And the combustion chamber 120 is formed with a fuel inlet 122 protruding toward the front side of the housing 110. The water tank 125 sealed by the housing 110 is formed outside the combustion chamber 120, and a communication 126 is formed at the rear side of the combustion chamber 120. At this time, the communication 126 is formed to be immersed in the water tank 125 to resorb the heat by the combustion smoke, and through the discharge portion 112 so that the smoke burned in the combustion chamber 120 is returned to the reverse. It is communicated. And the inlet side discharge portion 112 of the communication 126 is formed with a diaphragm 127 inclined in the opposite direction of the combustion gas flow to prevent the ash to be scattered into the communication 126 by the diaphragm 127.

Here, the fuel inlet 122 formed in the combustion chamber 120 is designed not only to open and close the combustion chamber 120, but also to buffer a preparation for a pressure change. That is, in the combustion chamber 120, various kinds of wood and household waste are burned because when the explosive substance such as disposable butane gas is burned, the most vulnerable fuel inlet 122 may be damaged by the explosion. Therefore, as shown in FIG. 3, a first pivot plate 151 having a structure that is opened and closed by the first hinge part 152 is coupled to one side of the fuel inlet 122, and the front of the first pivot plate 151 is coupled thereto. The fuel injection cover 150 which can block the fuel injection hole 122 is mounted, and a plurality of first buffer bolts 153 and the first buffer bolt 153 between the first rotating plate 151 and the fuel injection cover 150. The fuel injection lid 150 is configured to move forward and backward by the buffer spring 154. In addition, a first locking lever 155 is attached to an end opposite to the first hinge portion 152 of the first pivoting plate 151 so as to be caught by the first locking bar 156 integrally formed at the other side of the fuel inlet 122. In this configuration, the first locking lever 155 is elastically locked by the first shock springs 154.

On the other hand, on the upper surface of the housing 110, the entrance and exit pipe 131 is formed in which the water of the water tank 125 is discharged or introduced, the entry and exit pipe 131 is a thermometer for detecting the water temperature in the water tank (125) ( 132 is mounted, the upper end of the entry and exit pipe 131 is connected to the heating supply pipe 134 for using the water in the water tank 125 for heating, the water tank 125 to the upper end of the entry and exit pipe 131 again A water tank 133 for supplying replenishment water is installed therein. At this time, it is preferable that two "T-type connecting tubes" are installed between the inlet and outlet pipes 131 and the water tank 133 to connect the thermometer 132 and the heating supply pipe 134. In addition, the heating supply pipe 134 is connected to the water tank 125 through the heating return pipe 136 on the back side of the housing 110 by turning the heating heat pipe 135 at home.

In addition, a hot water heat pipe 140 is disposed in the water tank 125 so that the water absorbed by the hot water heat pipe 140 may be used as domestic hot water for a direct water pipe 141 on the rear side of the housing 110. ) And hot water supply pipe 142 is formed. Here, the hot water heat pipe 140 may be disposed directly above the hottest combustion chamber 120 even in the water tank 125. And the water supply pipe 143 is connected to the water tank 133 by mounting the "T" type connection pipe again to the water pipe 141 to maintain a constant level in the water tank 133.

In addition, an additional auxiliary supply pipe 137 is further provided on the rear side of the housing 110 so that the hot water in the water tank 125 may be advantageously used in case of emergency. That is, it is not used for drinking water but is used as a means for preventing flower beds or freezing in winter.

On the other hand, the discharge portion 112 is where ash burned in the combustion chamber 120 is scattered and falls, the front side of the discharge portion 112 is communicated to the front side of the housing 110, the redistribution outlet 128 for discharging the ashes Is formed. At this time, the re-exiting outlet 128 can be buffered as well as the fuel inlet 122. That is, as shown in FIG. 4, the second rotating plate 161 coupled to one side of the redistribution outlet 128 by the second hinge part 162 and the front side of the second rotating plate 161 may be buffered. A second lock lever 165 at the end of the second discharge plate 161 and the second discharge plate 161 is coupled by the buffer bolt 163 and the second buffer spring 164 to cover the cultivation outlet 128 and the second pivoting plate 161. Is mounted to have a structure that is elastically locked to the second lock bar 166 formed on the other side of the redistribution (128).

In addition, the air inlet 111 is provided with a blower 170 for supplying external air to the combustion chamber 120, the air inlet 111 is a blower tube extending through the discharge section 112 to the combustion chamber 120 171 is integrally formed. And the injection duct 172 is coupled to the upper end of the blower pipe 171 to allow the air supplied through the blower pipe 171 to be injected up, down, left, right. The injection duct 172 is similar to the one used to spread the flame widely in a gas range, and the like, and wood or other fuel is put on it.

The blower pipe 171 is connected to the outlet side of the blower 170, the blower 170 is further provided with a blow amount adjusting unit 180. As shown in FIG. 5, the air volume adjusting unit 180 is a sealed air dust collector 181 connected to the inlet side of the blower 170 and the air collector while being selectively rotated on the other side of the air dust collector 181. The opening and closing opening 182 to open and close the analgesic 181, and the air volume control lever 183 extending to the front side of the housing 110 while being in close contact with the opening and closing opening 182 to open and close the opening and closing 182. At this time, when the airflow control lever 183 is turned to the left or right to the end of the airflow control lever 183, the opening and closing bar 184 is selectively used to open and close the opening and closing port 182. And the opening and closing port 182 will be more effective to be inclined obliquely than is formed vertically.

Finally, a control unit for controlling the wood boiler 100 of the present invention is provided. The control unit is composed of an external controller 190 and an internal controller (not shown). The external controller 190 is attached to the boiler 100 to perform main control, and the internal controller is installed in a house to perform auxiliary control. First, the external controller 190 has an ON / OFF switch 192 for igniting the boiler 100, a temperature control switch 191 for adjusting the water temperature of the water tank 125, and the wind speed of the blower 170. A strong / weak switch (not shown) to adjust and an internal / manual switch 193 to select an internal controller are provided. In addition, the internal controller is operated only when the internal / manual switch 193 is located “inside” of the external controller 190, and a control switch such as temperature, strength, and weakness is formed.

In the present invention described above for the boiler using wood as the main fuel, it may be configured to use oil or gas as fuel in case of emergency. As shown in FIG. 2, the alternative fuel is formed by forming a connector 200 at the lower side of the fuel inlet 122, and having the injection nozzle 201 at the connector 200 so that the injection nozzle 201 is the combustion chamber 120. ) To face the injection duct 172 side. So if you don't have a tree, you can use oil or gas instead of wood as a fuel in the same system.

As described above, the wood boiler according to the present invention has the advantage of obtaining high thermal efficiency by forcibly discharging the discharge of the combustion gas in reverse.

In addition, there is an advantage that the fuel inlet and the re-exit may be configured to buffer the pressure change that may occur in the combustion chamber.

In addition to wood fuel, oil or gas may be connected in case of emergency.

Although described above with reference to a preferred embodiment of the present invention, those skilled in the art can be variously modified and changed within the scope of the invention without departing from the spirit and scope of the invention described in the claims You will understand.

Claims (9)

In the conventional boiler comprising a combustion unit 113 having a combustion chamber 120 formed therein, and a discharge unit 112 for discharging ashes of the combustion chamber 120 under the combustion unit 113. In A fuel inlet 122 is formed in the combustion chamber 120, and a rotating plate 151 coupled to one side of the fuel inlet 122 and the hinge part 152 is rotated in the fuel inlet 122, and The fuel injection cover 150 which covers the fuel inlet 122 while being mounted by the plurality of buffer bolts 153 and the buffer springs 154 on the front surface of the copper plate 151 and the end of the pivot plate 151 Lock lever 155 is mounted to the wood boiler, characterized in that the elastically locked to the lock bar (156) formed on the other side of the fuel inlet (122). The method of claim 1, wherein the outside of the combustion chamber 120 and the housing 110 is formed of a water tank 125, the discharge portion 112 is in communication with the combustion chamber 120, the discharge portion ( It is provided with a communication 126 passing from the 112 through the water tank 125 to the outside of the housing 110, the inlet side of the communication 126 of the discharge portion 112 in the opposite direction of the combustion gas flow Photo-plate 127 is formed, the wood boiler, characterized in that to prevent the scattering of the burned ash. The method of claim 1, wherein the air inlet 111 is provided in the lower portion of the discharge portion 112, the air inlet 111 is in communication with the outside and penetrates the discharge portion 112 to the combustion chamber 120 Blower tube 171 is extended to the side is formed, the blower tube 171 is provided with a blower 170, the upper end of the blower tube 171 that the injection duct 172 so that the outside air is injected in all directions Characterized by wood boiler. According to claim 3, The air inlet 111 is provided with an air volume control unit 180, the air volume control unit 180 is a sealed air dust collector 181 and the inlet side of the blower 170 Is connected, the other side of the air collecting cylinder 181 is formed on the other side of the opening and closing the opening and closing 182 opening and closing the air collecting cylinder 181, the outer side of the opening and closing hole 182 of the housing 110 Wood boiler, characterized in that the air flow control lever (183) is mounted to open and close the opening and closing 182 by operating from the outside. The wood boiler according to claim 1, wherein the open lower end of the combustion chamber (120) is tapered to facilitate the discharge of the burned ash. The wood boiler according to claim 1, wherein an ocher layer (121) is formed on the inner wall surface of the combustion chamber (120). According to claim 2, the inlet and outlet pipe 131 and the recovery pipe 136 is formed on one side of the housing 110 so that the water in the water tank 125 can circulate through the heating heat pipe 135, The hot water heat pipe 140 is disposed in the water tank 125 through one side of the housing 110, and the thermometer 132 is attached to the inlet and outlet pipe 131, and the upper portion of the thermometer 132 is A heating supply pipe 134 connected to the heating heat pipe 135 is mounted, and a water tank 133 for replenishing water in the water tank 125 is installed at an upper portion of the heating supply pipe 134. ) Is a wood boiler, characterized in that connected to the water pipe 141 of the hot water heat pipe (140). According to claim 1, wherein the discharge portion 112 is formed with a cultivation outlet 128, the cultivation outlet 128, the rotating plate coupled to one side and the hinge portion 162 of the cultivation outlet 128 is rotated 161 and a recirculation cover 160 mounted on the front surface of the pivoting plate 161 by the plurality of buffer bolts 163 and the buffer springs 164 to cover the re-exiting outlet 128 and the pivoting plate. Locking lever 165 is mounted to the end of the 161, the wood boiler, characterized in that it is elastically locked to the lock bar (166) formed on the other side of the outlet (128). According to claim 1, wherein the lower side of the fuel inlet 122 is provided with a connector 200 for supplying alternative fuel, such as oil or gas, the connector 200, the auxiliary injection nozzle 201 is mounted again Wood boiler further comprising a combustion means.

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