KR20160128596A - Pellet stoves - Google Patents

Abstract

The present invention relates to a pellet stove, and more particularly, to a pellet stove for heating by using pellets, wherein the pellet stove includes: a storage chamber for storing fuel; A combustion chamber provided at an adjacent position of the storage chamber to burn fuel supplied from the storage chamber; Fuel supply means for uniformly supplying fuel stored in the storage chamber to the combustion chamber side; And a blowing means for supplying air to the furnace side disposed in the storage chamber to promote combustion of the fuel, wherein the blowing means blows air to the fuel supply means side and the combustion chamber side through the plurality of blowing lines Thereby preventing the flame of the combustion chamber from flowing backward and preventing the occurrence of racing in the inspection window of the combustion chamber.

Description

Pellet stoves

The present invention relates to a pellet stove, and more particularly, to a pellet stove, and more particularly, to a combustion chamber, a natural fuel supply path, and an observation window side by blowing air to a plurality of positions using a single blower, thereby preventing backflushing into a natural fuel storage chamber, The present invention relates to a pellet stove capable of promoting combustion by blowing air into a combustion chamber.

Generally, in the winter season, the use of heating devices is rapidly increasing. In the houses, restaurants, offices, factories, etc., heating devices are used for heating indoor space. In the rural areas, heating devices are used for cultivating crops or raising livestock do.

Such a heating device uses a stove or a hot air fan. In the case of a conventional stove or hot air fan, the majority uses electricity, gas, briquettes or oil as fuel.

However, when electricity, gas, briquettes and oil are used as fuel, it is easy to manage the supply and storage of the fuel. However, since the fuel itself is expensive and the amount of fuel consumed during combustion is large, There was a problem of weighting, and the cost burden was significant.

In particular, when briquettes and oil are used as fuel, a large amount of chemical harmful substances are contained in the combustion gas discharged from the combustion process, and there is a concern about human injury and environmental pollution caused by chemical harmful substances.

Recently, there has been a rapid increase in the use of natural fuels, which can be easily obtained at a low cost in the vicinity, as a heating fuel, and the waste such as thinned wood and sawdust is crushed and compressed and molded into a cylindrical shape Wood pellets are also one of them.

As such prior arts, Japanese Patent Application Laid-Open Nos. 10-2010-013221, 10-2011-0035002 and 10-1271748 are disclosed.

However, in the case of the conventional pellet stove, the supply path of the natural fuel is located close to the combustion chamber side, and there is a problem that the firepower during combustion is reversed to the natural fuel side along the supply path to cause fire.

In addition, there was a problem that the internal state can not be confirmed due to heat of combustion in the combustion chamber after ignition and lubrication in the observation window that observes the inside of the combustion chamber due to smoke.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a combustion chamber, a natural fuel supply passage and an observation window which are blown to a plurality of positions using a single blower, The present invention provides a pellet stove capable of promoting combustion by blowing air into a combustion chamber as well as seeking prevention of occurrence of raising of an observation window.

The present invention has the following structure in order to achieve the above object.

In a pellet stove for heating by using the pellet of the present invention, the pellet stove includes a storage chamber for storing fuel; A combustion chamber provided at an adjacent position of the storage chamber to burn fuel supplied from the storage chamber; Fuel supply means for uniformly supplying fuel stored in the storage chamber to the combustion chamber side; And a blowing means for supplying air to the furnace side disposed in the storage chamber to promote combustion of the fuel, wherein the blowing means blows air to the fuel supply means side and the combustion chamber side through the plurality of blowing lines Thereby preventing the flame of the combustion chamber from flowing backward and preventing the occurrence of racing in the inspection window of the combustion chamber.

The blowing line is composed of a first blowing line connected to the furnace side, a second blowing line connected to the fuel supply means side, and a third blowing line connected to the inspection window side of the combustion chamber.

And the second blowing line supplies air to the fuel supply line side of the fuel supply means.

An air curtain for spraying air to the side of the inspection window through a blowing port is disposed in the third blowing line.

According to the present invention, the combustion chamber, the natural fuel supply path, and the observation window side are blown to a plurality of positions using a single blower, thereby preventing the backflow into the natural fuel storage chamber and preventing the occurrence of raising of the observation window. And it is possible to promote combustion by blowing air.

1 is a side view of a pellet stove in accordance with the present invention;
2 is a sectional view showing a pellet stove according to the present invention;
3 is a schematic view showing a blowing line of a pellet stove according to the present invention;

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings.

It is to be understood that the following specific structure or functional description is illustrative only for the purpose of describing an embodiment in accordance with the inventive concept, and that the embodiments according to the concept of the present invention may be embodied in various forms, It should not be construed as being limited to examples.

Since the embodiments according to the concept of the present invention can make various changes and have various forms, specific embodiments are illustrated in the drawings and described in detail herein. However, it should be understood that the embodiments according to the concept of the present invention are not intended to limit the present invention to specific modes of operation, but include all modifications, equivalents and alternatives falling within the spirit and scope of the present invention.

The terms first and / or second etc. may be used to describe various components, but the components are not limited to these terms. The terms may be named for the purpose of distinguishing one element from another, for example, without departing from the scope of the right according to the concept of the present invention, the first element being referred to as the second element, The second component may also be referred to as a first component.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when it is mentioned that an element is "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between. Other expressions for describing the relationship between components, such as "between" and "between" or "adjacent to" and "directly adjacent to" should also be interpreted.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. It will be understood that the terms "comprises", "having", and the like in the specification are intended to specify the presence of stated features, integers, steps, operations, elements, parts or combinations thereof, But do not preclude the presence or addition of steps, operations, elements, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning of the context in the relevant art and, unless explicitly defined herein, are to be interpreted as ideal or overly formal Do not.

1 and 2, the pellet stove 100 of the present invention includes a storage chamber 110, a combustion chamber 120, a fuel supply unit 130, and a blower unit 140.

The storage chamber 110 is capable of receiving a predetermined amount of fuel in an inner space blocked by a cover (not shown) at an upper portion thereof, and a fuel supply means 130 and a blowing means 140 are disposed therein .

The combustion chamber 120 is provided with a communication pipe (not shown) connected to the outside at an upper portion thereof. The combustion chamber 120 has a furnace 121 through which fuel is supplied and combusted, and an inspection window 122 ).

The fuel supply means 130 includes a storage hopper 131 for storing and supplying fuel, a screw 132 provided under the storage hopper 131 for transferring the fuel supplied by rotating the motor, And a fuel supply line 133 connected to the end portion of the combustion chamber 132 to allow the end portion to be positioned in the furnace 121 of the combustion chamber 120 so that the fuel supplied can be adjusted and supplied according to the operation amount of the skew flow have.

Here, it is preferable that the fuel supply line 133 is arranged to be inclined from the upper part to the lower part. This is to allow the supplied fuel to be introduced into the furnace by the free fall, and to allow air to be introduced into the furnace side by blowing air from the blowing means described later.

That is, although not shown, the fuel supply means 130 is capable of regulating the fuel supply according to a signal from the control unit, thereby supplying a supply amount set by a user.

3, the blowing means 140 includes a blowing pen 141 disposed below the fuel supply means 130 to supply air by rotating the pen through an electrical signal, A first blowing line 142 connected to the furnace 121 for transferring the air to the lower portion of the furnace 121 and a fuel supply line 133 provided at one side of the first blowing line 142 and located at the upper side, A second blowing line 143 for blowing air to the fuel supply line 133 side and a second blowing line 143 connected to the second blowing line 143 to blow air toward the dimmer window 122 side of the adjacent combustion chamber 120. [ And three blowing lines 144.

At the end of the second blowing line 143, a backfire prevention line 145 is formed. The backfire prevention line 145 is disposed in a vertical direction, and preferably is inclined in an oblique direction corresponding to the inclination direction of the fuel supply line 133. This is to allow the blowing air to naturally induce the wind in the direction of the furnace so as to prevent the flame from entering the fuel supply line side.

At the end of the third blowing line 144, there is disposed an ice curtain 146 having a plurality of blowing openings 147 formed in a block shape having a predetermined space in the vertical direction.

The air curtain 146 injects air supplied through the air outlet 147 to prevent the racing from being changed to the inspection window side.

The fuel accommodated in the storage chamber 110 is first supplied to the furnace 121 side of the combustion chamber 120 through the fuel air bombardment means 130 and the fuel is ignited to burn the fuel. . In this process, air is supplied from the blowing means 140 to the lower portion of the furnace 121 to facilitate fuel combustion. At this time, since the flame can flow back through the fuel supply line 133 connected to the furnace side, To be supplied to the fuel supply line 133 side through the second blowing line, thereby preventing the flame from flowing back along the fuel supply line.

Further, air is blown to the third blowing line 144 connected to the second blowing line 143, so that it is possible to prevent the shake generated at the time of the burning from becoming invisible to the inspection window.

In this way, the air blown through the blowing means is supplied through the respective lines, thereby solving the problems that may occur in other configurations by one blowing.

In the present invention, though not described in detail, after the combustion is completed, the blowing air is further blown for a predetermined time to allow the ashes remaining in the combustion chamber to fall on the foreign matter collecting box in the lower part of the furnace.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. There is no doubt that it is within.

Claims (4)

In a pellet furnace for heating by using pellets,
The pellet stove includes: a storage chamber for storing fuel;
A combustion chamber provided at an adjacent position of the storage chamber to burn fuel supplied from the storage chamber;
Fuel supply means for uniformly supplying fuel stored in the storage chamber to the combustion chamber side; And
And an air blowing means located in the storage chamber and supplying air to the furnace side provided in the combustion chamber to promote combustion of the fuel,
Wherein the air blowing means supplies air to the fuel supply means side and the combustion chamber side through a plurality of blowing lines to prevent the flames of the combustion chamber from flowing backward and prevent raising of the inspection window of the combustion chamber. Fireplace. The method according to claim 1,
Wherein the blowing line comprises a first blowing line connected to the furnace side, a second blowing line connected to the fuel supply means side, and a third blowing line connected to the inspection window side of the combustion chamber. 3. The method of claim 2,
And the second blowing line supplies air to the fuel supply line side of the fuel supply means. 3. The method of claim 2,
And an air curtain for spraying air to a side of the inspection window through a blowing port is disposed in the third blowing line.

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