KR101283099B1 - Eco-friendly wood-pellets multipurpose stove - Google Patents

Abstract

The present invention relates to an eco-friendly wood pellet multi-purpose stove, effectively prevents the flow of smoke or flame back to the fuel tank in the fuel input method from the fuel tank and prevents fuel such as pellets from being caught in the transfer screw to affect the operation. Was developed to; A stove body having a combustion chamber in which fuel is combusted and having a door opened and closed at the front, a fuel supply passage in which a fuel is stored, and a bottom hopper is gradually narrowed in width and a motor; A stove comprising a blower for driving the fuel when the fuel is injected into and blown inside, and a fuel supply device for supplying fuel to the stove body;
The fuel supply device has a cylindrical pipe shape and the fuel supply pipe extending inclined upwardly in the direction of the internal combustion chamber of the stove body from the bottom of the hopper; A transfer screw mounted to the fuel supply pipe and rotating to supply fuel; A second member formed of a plate-shaped member capable of blocking an end of the fuel supply pipe exposed in the combustion chamber, and having an upper end extending upwardly and rotatably coupled to a first hinge coupling part formed in the combustion chamber; The present invention relates to an environmentally friendly wood pellet multi-purpose stove comprising a shut-off stopper having a hinge coupling part to open and close an end of the fuel supply pipe.

Description

Eco-friendly wood pellet multipurpose stove {Eco-friendly wood-pellets multipurpose stove}

The present invention relates to an eco-friendly wood pellet multi-purpose stove, more specifically, to prevent the flow of smoke or flame back to the fuel tank in the way that the fuel is injected from the fuel container, and fuel such as pellets stuck in the transfer screw for operation An environmentally friendly wood pellet multipurpose stove developed to prevent impact.

Due to the recent surge in the price of energy sources such as crude oil, wood pellets have been crushed into forests of 3.8cm in length and 0.6 ~ 0.8cm in thickness after being crushed for forestry waste or felling trees. It has been spotlighted as an alternative energy, and such wood pellets can produce high thermal efficiency at a relatively low cost of about 50 to 60% compared to kerosene or diesel, and because they are completely burned at high temperatures, they hardly remain incinerated after incineration. In addition, little harmful gas is generated by combustion, which does not pollute the environment.

In particular, the wood pellets described above are fuels excluded from carbon dioxide regulation in the IPCC (Intergovernmental Panel on Climate Change) because carbon emissions, which are the main culprit of global warming, are also weak at 1 / 12th of ordinary diesel. It is possible to control the amount of energy precisely, and it is widely known as an advanced eco-friendly energy source that has high energy density and storage capacity, and also helps to reduce energy cost. It is actively underway.

On the other hand, in recent years, along with the development of a stove for using the wood pellets and the like as a fuel, a stove that can use a variety of fuel such as wood pellets, palm shell, firewood, sawdust, coal, lignite, etc. has been developed and used.

However, in the case of most stoves, since the fuel input method from the fuel tank to the main body of the stove is supplied through the downward supply path, the smoke and the flame generated by combustion are reversed.

In addition, fuel that is forcibly transported by the transfer screw is sometimes caught in the gap of the transfer screw to interfere with the operation.

(Patent Document 1) Korean Patent Publication No. 10-2011-0080867 (July 13, 2011) (Patent Document 2) Korean Patent Registration No. 10-1064568-0000 (September 6, 2011) (Patent Document 3) Korean Patent Publication No. 10-2011-0089538 (August 09, 2011) (Patent Document 2) Korean Patent Publication No. 10-2010-0132211 (December 17, 2010)

The present invention has been developed to solve the above problems, the object is to develop an eco-friendly wood pellet multi-purpose stove that can effectively prevent the leakage of smoke into the fuel container.

In addition, it is to develop an eco-friendly wood pellet multi-purpose stove that can effectively prevent the flame inside the stove is burned by igniting the remaining fuel remaining in the fuel input pipe.

In addition, it is to develop an eco-friendly wood pellet multi-purpose stove that can effectively prevent the fuel from interfering with the operation of the feed screw for supplying the fuel.

In order to prevent the above object, the present invention includes a stove body having a combustion chamber in which fuel is burned and a door opened and closed at the front, and a hopper in which fuel is stored and the inner bottom is gradually narrowed. A hearth comprising a fuel supply passage, a blower having a motor to drive fuel during injection and blowing into the hearth body, and a fuel supply device for supplying fuel to the hearth body;

The fuel supply device has a cylindrical pipe shape and the fuel supply pipe extending inclined upwardly in the direction of the internal combustion chamber of the stove body from the bottom of the hopper;

A transfer screw mounted to the fuel supply pipe and rotating to supply fuel;

A second member formed of a plate-shaped member capable of blocking an end of the fuel supply pipe exposed in the combustion chamber, and having an upper end extending upwardly and rotatably coupled to a first hinge coupling part formed in the combustion chamber; It is characterized by consisting of a shut-off stopper having a hinge coupling portion for opening and closing the end of the fuel supply pipe.

In addition, a blocking plate to prevent fuel from passing between the hopper and the fuel supply pipe;

It is characterized in that the fuel blocking device further comprises a lever for allowing the blocking plate to enter or exit between the hopper and the fuel supply pipe.

In addition, the blocking plate has a shape in which at least three or more pieces extend in parallel from the front to the rear at intervals at which the fuel does not pass, the lever is mounted to the front of the fuel supply canister pull the blocking plate and the hopper and the It is characterized in that it is configured to be separated between the fuel supply pipe and pushed in,

In addition, a brush extending a plurality of metal wires in a direction perpendicular to the extending direction of the fuel supply pipe is further mounted on the directional surface of the stove body at the bottom of the hopper.

In addition, a plurality of pipes are connected to the inner wall surface of the combustion chamber of the stove body, one end is connected to the second blower is further provided, the other end is configured to directly supply the heated air exposed to the outside of the stove body. It is characterized by.

In addition, a bottom portion of the combustion chamber of the stove body is provided with a receiving portion;

A hinge shaft extending in the front-rear direction from the center between the combustion chamber and the ash receiving part, the hinge shaft penetrates the front of the hearth body, and is formed at the end thereof, and is mounted to the hinge shaft with a plate shape. In accordance with the rotation of the rotary knob is characterized in that the opening and closing plate for opening and closing the rotation between the combustion chamber and the back receiving portion is further formed.

As described above, the present invention forms a stopper in the fuel inlet and supplies fuel in an inclined direction to the fuel inlet tube, thereby preventing the smoke from leaking into the fuel container when using wood, which emits a relatively large amount of smoke. It can be effective.

In addition, by forming a stopper plug in the fuel inlet and equipped with a separate fuel shutoff device there is an effect that the flame inside the stove ignites the remaining fuel remaining in the fuel inlet pipe to reduce the risk of fire.

In addition, the brush is mounted on one side of the fuel injection portion so that the wood pellets are not introduced unless the direction is uniform, and the fuel is supplied between the screw and the lower fuel injection portion of the cut hopper and the pipe. There is an effect to operate the transfer screw smoothly.

Figure 1 is a perspective view of an embodiment of the present invention.
2 is a front cross-sectional view according to an embodiment of the present invention.
3 is a plan view illustrating a hopper in a state where fuel supply is cut off according to another exemplary embodiment of the present invention.
4 is a conceptual view showing the structure of a fuel cutoff device according to another embodiment of the present invention;
5 is a conceptual diagram showing the input of fuel by a brush according to another embodiment of the present invention.

Accordingly, the configuration of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily understand and reproduce.

1 is a perspective view according to an embodiment of the present invention, Figure 2 is a front sectional view according to an embodiment of the present invention, the front having a combustion chamber 11 in which the fuel 10 (see Fig. 5) is burned therein It has a stove body (1) having a door 12 to be opened and closed, a fuel supply container (2) is formed with a hopper (21) in which the fuel 10 is stored and the inner bottom surface is gradually narrowed, and the motor ( And a blower 3 for driving fuel when the fuel is introduced into the stove body 1 and blowing the fuel, and a fuel supply device 4 for supplying the fuel 10 to the stove body 1. In the furnace being;

The fuel supply device (4) has a cylindrical pipe shape and the fuel supply pipe 41 extending inclined upwardly from the lower portion of the hopper 21 toward the internal combustion chamber (11) of the stove body (1);

A transfer screw 42 mounted to the fuel supply pipe 41 to supply fuel 10 while rotating;

The first hinge coupling is formed of a plate-shaped member that can block the end of the fuel supply pipe 41 exposed in the combustion chamber 11, the upper end is extended to the upper end is formed in the combustion chamber 11 Represents an eco-friendly wood pellet multi-purpose stove characterized by comprising a shut-off plug 45 for opening and closing the end of the fuel supply pipe 41 having a second hinge coupling portion 44 rotatably coupled to the portion 43. It was.

The main feature of the present application is commonly applied to various commonly used pellet boilers or stoves that can use a variety of raw materials such as pellets and firewood. First, it prevents the backflow of flames and smoke leaks into the fuel supply tank (2). It is equipped with the structure for preventing that.

Its configuration is primarily to prevent the fuel supply pipe 41 from falling down from the top, but to be inclined in the opposite direction so that light smoke having a property of rising upward does not flow back into the fuel supply pipe 41. Blocking stopper 45 to block the inflow of smoke at the source.

This double structure can block the inflow of smoke into the structure of the fuel supply pipe 31 by generating a very small amount of smoke in the wood pellets that are usually used, but in the case of ten thousand timber, a large amount of smoke is generated. When in use, the user opens the door 12 and covers the inlet with a blocking plug 45 therein so that it can be automatically blocked by its own load.

In addition, in the present invention, a plurality of pipes 13 are connected to the inner wall surface of the combustion chamber 11 of the stove body 1, one end is connected to the second blower 14 is further provided, the other end is An embodiment in which the heated air exposed to the outside of the stove body 1 is configured to be directly supplied is further provided.

In general, the stove is to increase the temperature of the room by the radiant heat, but in the present application, to obtain a more rapid effect, the second blower 14 sucks the indoor air and then heats the pipe 13 inside the combustion chamber 11. If the exhaust gas is discharged back into the room, it is possible to rapidly increase the temperature of the room such as a hot air fan.

In addition, in the drawing, a lower portion of the combustion chamber 11 of the hearth body 1 of the present application is provided with a backing portion 15;

The hinge shaft 16 extending in the front-rear direction from the center between the combustion chamber 11 and the ash receiving part 15, and the hinge shaft 16 penetrates the front of the hearth body 1, and at the end thereof. Opening and closing to be formed between the rotary knob 17 and the plate formed in the hinge shaft 16 having a plate shape to rotate between the combustion chamber 11 and the back portion 15 in accordance with the rotation of the rotary knob 17. Further examples are shown in which plate 18 is further formed.

In the above embodiment, when a wood pallet is supplied into the ash after using a material such as wood, which is relatively ash-prone, the contact area with oxygen is disturbed by the ash, thereby preventing smooth combustion.

In order to solve this problem, there is a need to effectively remove the remaining ash in the middle, and in the present application, it consists of a simple operation of rotating the rotary knob 17, where the rotary knob has a shape bent to operate with less force. This is preferred.

3 is a plan view illustrating a hopper in a state where fuel supply is cut off according to another embodiment of the present invention, and FIG. 4 is a conceptual view illustrating a structure of a fuel cutoff device according to another embodiment of the present invention. A blocking plate 51 for preventing the fuel 10 from passing between the fuel supply pipe 41 and the fuel supply pipe 41;

An embodiment characterized in that the fuel cut-off device (5) consisting of a lever 52 for allowing the blocking plate 51 to enter or exit between the hopper 21 and the fuel supply pipe 41 is further formed. Indicated.

In general, in the case of using wood, the pellet is not required to be supplied, and the front door 12 is used to input the fuel. In this case, if fuel remains in the fuel supply pipe 41, the fuel is discharged by a direct flame or the shutoff plug 45. Even if is closed, there is a risk that combustion proceeds by indirect heat and eventually affects fuel in the fuel supply container 2.

Therefore, in the above embodiment, the user closes the blocking plate 51 of the fuel cutoff device 5 and operates the fuel supply device 4 to discharge all remaining fuel in the fuel supply pipe 41 before use. 45) to close and use.

In a more specific embodiment, when the blocking plate 51 is in the shape of a simple plate, the blocking plate 51 may be blocked by the fuel 10 in the traveling path, thereby preventing the blocking plate 51. It has a shape that extends in parallel from the front to the rear at an interval that does not pass (10), the lever 52 is mounted to the front of the fuel supply container 2 when pulled the blocking plate 51 is the hopper ( 21 and the fuel supply pipe 41 is further provided an embodiment configured to be separated and pushed in.

In the above embodiment, the blocking plate 51 may have a shape such as a fork or a trident so that the fuel may be easily passed through the stacked fuels to block the supply of fuel.

FIG. 5 is a conceptual view illustrating fuel injection by a brush according to another embodiment of the present invention, wherein the fuel supply pipe 41 extends in a direction surface of the hearth body 1 at the lower end of the hopper 21. An embodiment is characterized in that the brush 22 is further mounted with a plurality of metal wires extending in the vertical direction.

In the above embodiment, the wood pellets generally have a long cylindrical shape, but when the wood pellets are vertically positioned, the operation is sometimes interrupted by being sandwiched between the wing and the inlet of the transfer screw 42.

In order to prevent this, the brush 22 serves to take down the vertical standing while the wood pellets are supplied or to act as a buffer between the wing and the inlet of the transfer screw 42, thereby providing a smooth and continuous screw. 42) is done.

1: stove body
11: combustion chamber 12: door
13: pipe 14: second blower
15: Receiving part 16: Hinge shaft
17: rotation handle 18: opening and closing plate
2: fuel supply container
21: Hopper 22: Brush
3: blower
31: Motor
4: fuel supply device
41: fuel supply pipe 42: transfer screw
43: first hinge coupling portion 44: second hinge coupling portion
45: blocking plug
5: fuel cut device
51: blocking plate 52: lever

Claims (6)

A stove body 1 having a combustion chamber 11 in which fuel 10 is combusted therein and a door 12 opened and closed at the front thereof, and fuel 10 being stored, and the inner bottom surface gradually narrows. A fuel supply container 2 in which a hopper 21 is formed, a motor 31, a blower 3 driving the fuel when the fuel is introduced into the hearth body 1, and the hearth body 1. In the stove consisting of a fuel supply device (4) for supplying fuel (10) to the fuel, the fuel supply device 4 has a cylindrical pipe shape and the hearth body (1) in the lower portion of the hopper 21 A fuel supply pipe 41 extending obliquely upward in the direction of the internal combustion chamber 11, a transfer screw 42 mounted on the fuel supply pipe 41 to supply the fuel 10 while rotating, and the combustion chamber 11. It is made of a plate-shaped member that can block the end of the fuel supply pipe 41 exposed inside the), An upper end of the fuel supply pipe 41 is provided with a second hinge coupling portion 44 that is extended in the upper portion and rotatably coupled to the first hinge coupling portion 43 formed in the combustion chamber 11. Consists of a stopper 45 to open and close the
A blocking plate 51 which prevents the fuel 10 from passing between the hopper 21 and the fuel supply pipe 41, and the blocking plate 51 is the hopper 21 and the fuel supply pipe 41. A fuel cutout device 5 is further formed, which is composed of a lever 52 for entering or leaving a space between the two, and the blocking plate 51 is at least three pieces forward at intervals at which the fuel 10 does not pass. Has a shape extending in parallel to the rear, and the lever 52 is mounted to the front of the fuel supply container 2 when pulled out, the blocking plate 51 of the hopper 21 and the fuel supply pipe 41 Eco-friendly wood pellet stove, characterized in that it is configured to be separated and pushed in between. The brush 22 of claim 1, wherein a plurality of metal wires extend in a direction perpendicular to the direction in which the fuel supply pipe 41 extends on the directional surface of the stove body 1 at the lower end of the hopper 21. Eco-friendly wood pellet multi-purpose stove characterized by being fitted. The inner wall surface of the combustion chamber 11 of the stove body 1 is connected to a plurality of pipes 13, one end of which is connected to a second blower 14 is further provided, the other end is Eco-friendly wood pellet stove, characterized in that configured to be directly supplied to the heated air exposed to the outside of the stove body (1). 2. The lower part of the combustion chamber (11) of the stove main body (1) is provided with a backing portion (15) according to claim 1;
The hinge shaft 16 extending in the front-rear direction from the center between the combustion chamber 11 and the ash receiving part 15, and the hinge shaft 16 penetrates the front of the hearth body 1, and at the end thereof. Opening and closing to be formed between the rotary knob 17 and the plate formed in the hinge shaft 16 having a plate shape to rotate between the combustion chamber 11 and the back portion 15 in accordance with the rotation of the rotary knob 17. Eco-friendly wood pellet multi-purpose stove characterized in that the plate (18) is further formed. delete delete

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