KR20190104701A - A Firewood Stove - Google Patents

Abstract

The present invention relates to a firewood stove of which combustion efficiency of fuel is high, wherein heat generated during combustion of fuel is smoothly moved to a heating chamber to increase heating efficiency. The firewood stove comprises: a stove body having a combustion chamber in which fuel is burned, and a heating chamber in which heat generated by combustion of fuel in the combustion chamber is moved for heating; a fuel input ignition means having an ignition port provided in an upper portion at one side of the stove body to ignite fuel in a lower portion of a hopper into which fuel is inputted; and a stovepipe provided in an upper portion at the other side of the stove body to discharge smoke.

Description

Firewood Stove {A Firewood Stove}

The present invention relates to a firewood stove, and more particularly, the combustion efficiency of fuel such as wood or pellets is high, and the heat generated during fuel combustion moves smoothly to the heating chamber to increase the heating efficiency, and the input and ignition of raw materials are easy. It's about a firewood stove.

Recently, due to the development of the leisure industry, the population enjoying Auto Camping is increasing, and thus a lot of firewood stoves for outdoor life are being released.

Various types of firewood stoves have been proposed through Korean Patent Publication No. 10-2016-0057653 (reference).

The firewood stove of the reference is provided with a combustion chamber and a heating chamber therein, the upper portion is open, the ventilation unit is formed in communication with the combustion chamber on one surface, the combustion body is provided with a heating block in the combustion chamber; A partition wall portion installed inside the hearth body; And a cover disposed while covering the open upper surface of the hearth body, wherein the cover has an exhaust port and an inlet formed therein, an exhaust pipe protruded from the exhaust port, and a combustion tube fitted into the inlet port, so that the lower portion of the combustion tube is fitted. It is characterized in that it is disposed in the heat generating room and the upper portion protrudes to the outside.

At this time, the joining stove of the reference is formed in the cover which covers the open upper surface of the stove body, the exhaust port and the inlet is formed, the exhaust port is welded so that the exhaust pipe is projected upward, the inlet is fitted with welding pipe is fixed. The lower portion of the combustion tube is disposed in the heat generating chamber and the upper portion is disposed so as to protrude to the outside, the lower end portion of the combustion tube is arranged to be in contact with the upper surface of the heating block or to maintain a constant interval, the wood or fuel is injected into the combustion tube It is proposed that it is preferable to maintain the interval of about 1cm ~ 2cm so that fuel does not move between the heating block and the lower end of the combustion tube.

However, when the fuel is directly injected into the combustion chamber of the hearth body through the inlet, and ashes accumulate during combustion and the gap between the heating block and the lower end of the combustion tube is blocked, the heat generated during combustion of the fuel is lower than the lower part of the combustion tube. It is difficult to move to the heat generating room through the heat does not move smoothly has a problem that the thermal efficiency is lowered.

In addition, the reference is covered with ash as it is accumulated during combustion of the fuel is low ignition efficiency of the fuel, there is no mention of the fuel ignition, but as shown, since the fuel must be ignited through the inlet to ignite after the fuel in the combustion chamber, such as burns Has a very high structural defect.

Moreover, since opening and closing the cover, opening the inlet opening the fuel and then opening and closing the cover again, the operation is inconvenient and there is a difficulty in controlling the fuel input amount.

Therefore, the present invention is to solve the problems of the prior art, the present invention provides a firewood stove that the combustion efficiency of the fuel such as wood or pellets is high and the heat generated during the combustion of the fuel moves smoothly to the heating chamber to increase the heat generating efficiency. The purpose is to.

It is another object of the present invention to provide a firewood stove that is easy to input and ignite raw materials.

The present invention to solve this technical problem;

The furnace body is provided with a combustion chamber in which fuel is combusted, a heat generating chamber in which heat generated by combustion of fuel in the combustion chamber moves to generate heat, and a fuel is placed at a lower portion of a hopper into which fuel is injected. A fuel injection ignition means provided with an ignition port for ignition, and a communication device configured to discharge smoke provided on the other side of the stove body; The hearth body has the fuel input ignition means is supported and the inlet for the ignited fuel is formed on one side of the upper side, the communication is supported and the discharge port is formed on the upper side of one side, the fuel is burned under the inlet A combustion chamber is formed, which is divided by partition walls on the other side of the combustion chamber, and heat is moved to generate heat, and a heat generating chamber connected to the outlet is formed; The fuel injection ignition means is supported by an inlet formed on one side of the hearth body, a through part is formed in the center, and a lower part of the through part is provided with a first strainer having a plurality of first fuel trap holes, and the other side of the lower part has an opening. And the support is formed, and the ignition sphere is integrally coupled to the upper portion of the support and the ignition space is formed inside the body having a second strainer having a plurality of second fuel trap hole is reduced in size from one side to the other direction in the lower portion and It is provided integrally on the upper portion of the ignition port provides a firewood stove, characterized in that consisting of a hopper to inject fuel.

At this time, the hearth body is made of a rectangular shape and consists of a lower body having a leg at the bottom, and an upper body provided to form a combustion chamber and the combustion chamber on the upper portion of the lower body; The lower body is formed in a rectangular plate shape and the separation prevention jaw is formed along the rim upward, the separation prevention jaw of the lower body is a clamp for coupling with the upper main body is formed bent downwardly; The lower end of the upper body is characterized in that the cicada ring that can be fastened to the clamp of the lower body is provided integrally.

In addition, the lower surface of the combustion chamber, which is one side of the upper surface of the lower body, is provided with a combustion plate for inducing combustion when the fuel is dropped from the inlet; The combustion plate is characterized in that the air guide portion is formed in the excited state on the upper surface of the lower body by the support portion, the upper and lower opening in the center is formed an air movement hole for guiding the air to the upper side of the air guide portion.

In addition, the partition wall has a structure in which an opening is formed at the lower side and the upper side is closed, and the first and second guide partition walls are formed in the heat generating chamber, and the first guide partition is formed with a first guide part open at the upper side and the lower side is formed. It is a closed structure, the second guide partition wall is characterized in that the open second guide portion is formed on the lower side and the structure is closed on the upper side.

In addition, the support is formed in the upper and lower through-hole and the support jaw is supported on the edge of the inlet formed on the upper side of the stove body to the outer side along the upper edge is formed on the outside, the flame of the torch at the other wall of the ignition opening A flame inlet for injecting is formed, and a door that can be opened and closed is hinged by a hinge pin to the flame inlet, and an air inlet is formed in the surface of the door, and fuel is introduced into the ignition space of the ignition in the lower side of the hopper. A guide space is formed so as to guide, and one side of the guide space is formed with a horizontal guide hole, characterized in that the opening and closing plate is moved forward and backward along the horizontal guide hole to open and close the guide space.

The fuel injection ignition means provided in the upper part of the stove body according to the present invention is injected into the combustion chamber with sufficient ignition through the first and second strainer nets after ignition of fuel such as wood or pellets, and thus the combustion efficiency of fuel. This has a growing advantage.

In addition, the present invention is equipped with a combustion plate to induce combustion when the fuel is accumulated in the combustion chamber not only high combustion efficiency, but also heat can be quickly moved to the heat generating chamber heat generation efficiency is also high, the opening and closing plate is provided in the hopper to control the amount of fuel input It also has the advantage of convenient fuel injection.

1 is a perspective view of the entire combined firewood stove according to the present invention.
2 is a perspective view showing a partial cutaway of the front of the firewood stove according to the present invention.
3 is an exploded perspective view of a firewood stove according to the present invention.
4 is a front sectional view of a firewood stove according to the present invention.
5 is a cross-sectional side view of a firewood stove according to the present invention.
6 is a partial perspective view illustrating a fuel input structure of a firewood stove according to the present invention.
7 is a front sectional view showing a state of use of the firewood stove according to the present invention.

With reference to the accompanying drawings, a firewood stove according to the present invention will be understood by the embodiments described in detail.

As the inventive concept allows for various changes and numerous embodiments, the embodiments will be described in detail in the text. However, this is not intended to limit the present invention to the specific form disclosed, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

1 to 7, the firewood stove 1 according to the present invention is a stove that generates heat by burning fuel F, such as wood or pellets, and a combustion chamber 102 in which fuel F is combusted. In the combustion chamber 102, the hearth body 100 in which the heat generated due to the combustion of the fuel F is moved to generate heat is formed, and an upper portion of one side of the hearth body 100 is provided with fuel ( A fuel injection ignition means 200 having a ignition port 220 for igniting the fuel F in a lower portion of the hopper 230 into which F is introduced, and the other side of the hearth body 100 are disposed to discharge smoke. It is composed of a communication (300).

Hereinafter, the structure of each part of this invention is demonstrated concretely.

The stove body 100 is made of a metal material is ignited by the fuel injection ignition means 200 is installed on one side is made of a structure in which the fuel (F) that is free-falling combustion and heat generated and discharge the smoke in communication.

The hearth body 100 is supported by the fuel input ignition means 200, the inlet 103 for injection of the ignited fuel (F) is formed on one side, the communication 300 is supported and the smoke is discharged A discharge port 105 is formed on one side, and a combustion chamber 102 in which fuel F is combusted is formed below the inlet 103, and is divided by a partition wall 125 on the other side of the combustion chamber 102. The heat is moved to generate heat and a heat generating chamber 104 connected to the discharge port 105 is formed.

According to such a structure, when the fuel ignited through the inlet 103 of the stove body 100 falls freely, the fuel is dropped into the combustion chamber 102 and burned, and the heat generated by the first and second guide bulkheads 126 and 127 is then dropped. It is heated while moving up and down to the plurality of heat generating chambers 104 divided by the discharge port 105 is discharged.

At this time, the stove body 100 is formed in a rectangular shape and the lower body 110 is provided with a leg 130 on the bottom, and the combustion chamber 102 and the combustion chamber 102 on the upper portion of the lower body 110 is formed. It consists of an upper body 120 is provided to.

The lower body 110 is formed in the shape of a square plate and a separation prevention jaw 112 is formed along the edge upwards when the upper body 120 is coupled to the lower edge of the upper body 120 is the separation prevention jaw (112) Located in the inner side of the upper body 120 is to prevent the departure from the lower body (110).

In addition, when the leg 130 is hinged by the hinge pin 132 to the lower part of the lower body 110, and the firewood stove 1 is used, the leg 130 is extended downward, and when not used, The legs can be folded and stored in the direction of the bottom of the lower body 110.

In addition, the separation block 112 of the lower body 110, the clamp 113 for coupling with the upper body 120 is formed bent downward.

In addition, a combustion plate 140 is provided on the lower surface of the combustion chamber 102, which is one side of the upper surface of the lower body 110, to induce combustion when the fuel F falling from the inlet 103 is accumulated. The combustion plate 140 has an air guide portion 143 is formed in the excited state on the upper surface of the lower body 110 by the support portion 142, is opened up and down in the center to the air of the air guide portion 143 to the upper side An air moving hole 144 is formed to guide. According to such a structure, when the fuel F is accumulated on the upper surface of the combustion plate 140, the air of the air guide 143 guides the air moving hole 144 upward in the center, thereby accelerating the combustion of the fuel F. To increase the combustion efficiency.

On the other hand, the upper body 120 has a partition wall 125 is formed to separate the combustion chamber 102 and the heating chamber 104, which is an open portion (125a) is formed on the lower side is closed structure. The opening portion 125a of the partition wall 125 has a structure in which the lower portion is wide and narrow and long at the upper side of the partition wall, so that the heat generated during combustion of the fuel F in the combustion chamber 102 and rapidly rises to the heat generating chamber. It serves as a guide.

First and second guide partitions 126 and 127 are formed in the heat generating chamber 104. The first and second guide partitions 126 and 127 are formed to lengthen the movement path of the heat moving into the heat generating chamber 104. The first guide partition 126 is formed by the first guide part 126a opened on the upper side. It is formed and the lower side is a closed structure, the second guide partition 127 is formed of a structure in which the second guide portion 127a open to the lower side is formed and the upper side is closed. Accordingly, the heat guided to the heat generating chamber 104 through the partition wall 125 moves from the upper side to the lower side along the first guide part 126a of the first guide partition wall 126 and again of the second guide partition wall 127. It moves from the lower side to the upper side along the second guide portion 127a and moves to the discharge port 105, so that the moving distance becomes long and the heat stays in the heating chamber for a long time, thereby increasing the heat generating efficiency.

And the discharge port 105 is formed with a support jaw 105a that can support the lower end of the communication (300). At this time, the discharge port 105 is made of a circular shape made of a cylindrical shape and the support jaw 105a supports the lower end of the communication for discharging the smoke moved during the heat generation so that the communication 300 deeply descends into the heat generating chamber 104. Can be prevented.

In addition, at the lower end of the upper body 120, the cicada ring 128 that can be fastened to the clamp 113 of the lower body 110 is integrally provided, and the upper body 120 is seated on the lower body 110. The upper body 120 and the lower body 110 are separated from each other by fastening the cicada ring 128 to the clamp 113 to integrally combine the upper body 120 and the lower body 110. The risk can be prevented.

In addition, an air inlet hole 129 communicating with the combustion chamber 102 is formed at one side of the upper body 120, and at one side of the air inlet hole 129, an opening / closing opening 150 capable of opening and closing the air inlet hole 129. One end is hinged by the hinge pin 151, the other side of the air inlet hole 129 is provided with a stopper 152 for supporting the lower end of the other end of the opening 150. In this case, a hooking groove 153 is formed at the lower end of the other end of the opening and closing hole 150, so that the stopper 152 is covered to maintain a stable hooking state. Of course, the opening and closing hole 150 may further include a handle portion 154 to easily rotate the opening and closing hole 150. In this case, the handle portion 154 is shown to be made only in the shape of a long hole horizontally, it is also possible to form a structure projecting in the form of a projection.

According to this structure, the opening and closing hole 150 is rotated about the hinge pin 151 to open and close the air inlet hole 129, and the catching groove 153 formed at the other end of the opening and closing hole 150 is formed on the stopper 152. When supported, the air inlet hole 129 is maintained in a closed state so that the outside air cannot be introduced, and thus the thermal power is weakened. When the air inlet hole 129 is opened, the outdoor air is introduced into the combustion chamber 102, and the thermal power is stronger.

On the other hand, the fuel injection ignition means 200 is configured to ignite the fuel (F) that is provided detachably provided on one side of the hearth body 100, the inlet (1) formed on the upper side of the hearth body (100) It is supported by 103 and the through portion 212 is formed in the center and the lower side of the through portion 212 is provided with a first strainer 214 having a plurality of first fuel trap hole 214a of uniform size and The other end of the support 210 is formed with an opening 215, and integrally coupled to the upper portion of the support 210, the ignition space 222 is formed inside the body 221 and the lower side from one side to the other direction The ignition port 220 is provided with a second sash net 224 having a plurality of second fuel trap hole (224a) is reduced in size to the upper portion of the ignition port 220 is integrally provided with fuel such as wood or pellets It is composed of a hopper 230 that can be injected (F).

First, the support 210 has a through part 212 formed up and down, and a support jaw 217 supported at an edge of the inlet 103 formed at an upper portion of the stove body 100 outward along the upper edge. Is formed outside, it is possible to attach or detach in the vertical direction from the inlet 103 of the stove body 100. The first strainer 214 integrally provided at one lower side of the support 210 is formed to cover an area of about 2/3 to 1/2 of the bottom of the penetrating portion 212 as a whole. A plurality of first fuel trap holes 214a of uniform size are formed.

Therefore, when the fuel F ignited by the ignition port 220 falls into the opening 215, the fuel F falls directly into the combustion chamber 102 through the inlet 103 of the stove body 100, and the first strainer 214. ), The fuel is further combusted, and when the size of the fuel F is smaller than the first fuel trap hole 214a, the fuel F falls into the combustion chamber 102 through the inlet 103 of the stove main body 100.

In addition, the ignition port 220 is integrally coupled to the upper end of the support 210 by a method such as welding or screw (N) coupling, the ignition space in which the fuel (F) is ignited therein 222 is formed and the second filter net 224 is provided at the bottom to surround the entire area of the bottom. In this case, a plurality of second fuel trap holes 224a are formed in the second trap net 224, in which case the sizes of the plurality of second fuel trap holes 224a are reduced in size from one side to the other. Made of structure.

According to such a structure, when the fuel F on the second strainer 224 is reduced by ignition and combustion, the fuel F falls through the second fuel trap hole 224a and falls to the through part 212 of the support 210. However, the second fuel trapping hole 224a formed on one side is relatively larger than the second fuel trapping hole 224a formed on the other side, and the fuel F having large particles can be dropped. However, since the size of the first fuel trap hole 214a of the first filter net 214 is smaller than that of the second fuel trap hole 224a formed on one side of the second trap net 224, the fuel F is formed. After falling, after being further burned, it passes through the first fuel trap hole 214a and falls freely into the combustion chamber 102 of the stove body 100. Of course, the second fuel trap hole 224a formed on the other side of the second trap net 224 is relatively smaller in size than the second fuel trap hole 224a on one side, and the fuel F passed through the stove body is intact. Since the fuel F may be introduced into the inlet 103 of the 100, the fuel F may freely fall into the combustion chamber 102 of the stove body 100 as it is through the opening 215 of the support 210. In addition, since the fuel is filtered through the first and second strainer nets 214 and 224 of the support 210 and the ignition port 220, the fuel is introduced into the combustion chamber in a state where sufficient ignition is made, thereby increasing the combustion efficiency of the fuel.

And the other side of the ignition port 220 is formed with a flame inlet 225 for injecting a flame, such as a torch at the time of ignition. In addition, the ignition space 22 is provided with inclined guides 226 and 227 in one direction from the other side to guide fuel F introduced from the upper side to one side of the ignition space.

In addition, the flame inlet 225 is hinged by the hinge pin 228a by the door 228 to open and close the flame inlet 103, and an air inlet hole 228a is formed on the surface of the door 228. After the flame inlet 103 is closed by the door 228, outside air may be introduced into the ignition space 222 through the air inlet hole 228a. At this time, the upper end of the ignition port 220 is provided with a closing cap 229 is formed integrally with the through-hole (229a).

On the other hand, the upper portion of the ignition port 220 is provided with a hopper 230 that extends the inner diameter toward the upper side can easily inject fuel (F) such as wood or pellets.

A guide space 232 is formed below the hopper 230 to guide fuel into the ignition space of the ignition port 220, and a horizontal guide hole 234 is formed at one side of the guide space 232. The opening and closing plate 240 for opening and closing the guide space 232 is provided to be movable horizontally. The opening and closing plate 240 is composed of an opening and closing portion 242 which is advanced back and forth along the horizontal guide hole 234, and a body portion 244 extending to the rear end of the opening and closing portion 242.

Therefore, when the user of the firewood stove pulls the opening and closing plate 240, the guide space 232 is opened, and the fuel F injected into the hopper 230 falls freely and naturally falls into the ignition space 222 of the ignition port 220. When the appropriate amount is added, the opening and closing plate 240 is pushed toward the horizontal guide hole 234 again to close the guide space 232 so that the amount of fuel F can be easily adjusted.

Of course, the upper portion of the hopper 230 may extend in a removable fuel container 250 to the upper side. The expansion fuel container 250 is made of a cylindrical shape is supported by the lower end inside the upper end of the hopper 230. The expansion fuel container 250 has an advantage that can be extended according to the use environment to increase the fuel supply amount.

As described above, embodiments of the present invention have been described in detail, but the scope of the present invention is not limited thereto, and the scope of the present invention extends to the range substantially equivalent to the embodiments of the present invention.

1: firewood stove 100: stove body
102: combustion chamber 104: heat generating chamber
200: fuel injection ignition means 210: support
220: lighting port 230: hopper
300: communication F: fuel

Claims (5)

The hearth body 100 having a combustion chamber 102 in which fuel F is combusted, and a heat generating chamber 104 in which heat generated by combustion of fuel F in the combustion chamber 102 moves and generates heat, and the A fuel injection ignition means 200 provided at an upper portion of one side of the stove body 100 and having an ignition port 220 to ignite the fuel F at a lower portion of the hopper 230 into which the fuel F is injected; It is provided on the other side of the main body 100 is composed of a communication 300 for discharging smoke;
The hearth body 100 has the fuel injection ignition means 200 is supported, the injection port 103 is injected into the ignition fuel (F) is formed on the upper side, the communication 300 is supported and the smoke is discharged A discharge port 105 is formed at one upper side, and a combustion chamber 102 in which fuel F is combusted is formed below the inlet 103, and is divided by a partition wall 125 at the other side of the combustion chamber 102. Heat is moved to generate heat, and a heat generating chamber 104 connected to the discharge port 105 is formed;
The fuel input ignition means 200 is supported by an inlet 103 formed on one side of the hearth body 100, a through part 212 is formed in the center and a plurality of agents on a lower side of the through part 212 The first filter net 214 having a fuel trapping hole 214a is provided, and the support 210 is formed with an opening 215 on the other side of the lower portion, and is integrally coupled to an upper portion of the support 210 to have a body ( An ignition opening 220 having an ignition space 222 formed therein and having a second trapping net 224 having a plurality of second fuel trapping holes 224a which are reduced in size from one side to the other direction at the bottom thereof; Firewood stove, characterized in that consisting of a hopper 230 that is integrally provided on the upper portion of the ignition port 220 to inject fuel (F).
The method of claim 1,
The hearth body 100 is formed in a rectangular shape to form a combustion chamber 102 and the combustion chamber 102 on the lower body 110 and the lower body 110 is provided with a leg 130 in the lower portion 110 Consisting of the upper body 120 is provided,
The lower body 110 is formed in a rectangular plate shape and the separation prevention jaw 112 is formed along the edge up, the separation prevention jaw 112 of the lower body 110, the clamp for coupling with the upper body 120 113 is formed downward bending,
Firewood stove, characterized in that the lower end of the upper body 120 is integrally provided with a cicada ring (128) that can be fastened to the clamp 113 of the lower body (110).
The method of claim 2,
A combustion plate 140 is provided on the lower surface of the combustion chamber 102, which is one side of the upper surface of the lower body 110, to induce combustion when the fuel F falling from the inlet 103 is accumulated.
The combustion plate 140 has an air guide portion 143 is formed in the excited state on the upper surface of the lower body 110 by the support portion 142, is opened up and down in the center to the air of the air guide portion 143 to the upper side Firewood stove, characterized in that the air movement hole 144 to guide to form.
The method of claim 1,
The partition wall 125 has a structure in which an opening portion 125a is formed at a lower side thereof and an upper side thereof is closed.
First and second guide partitions 126 and 127 are formed in the heat generating chamber 104, but the first guide partition 126 has a structure in which an open first guide part 126a is formed at an upper side and a lower side thereof is closed. The second guide partition 127 is a firewood stove, characterized in that the open second guide portion (127a) is formed on the lower side is closed structure.
The method of claim 1,
The support 210 has a through portion 212 is formed up and down and the support jaw 217 is supported on the edge of the inlet 103 formed on one side of the hearth body 100 to the outside along the top border outside Formed into,
A flame inlet 225 is formed on the other side wall of the ignition port 220 to inject the flame of the torch during ignition, and the door 228 which can be opened and closed is hinged by a hinge pin 228a at the flame inlet 225. Is coupled, the surface of the door 228 is formed with an air inlet hole 228a,
A guide space 232 is formed below the hopper 230 to guide fuel into the ignition space of the ignition port 220, and a horizontal guide hole 234 is formed at one side of the guide space 232. Firewood stove, characterized in that the opening and closing plate 240 is provided along the horizontal guide hole (234) to open and close the guide space (232).

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