KR20140087886A - Stove for wood with excellent combustion efficiency - Google Patents

Abstract

The present invention relates to a wood burning stove with excellent combustion efficiency, and, more specifically, to a wood burning stove which adds beauty and romance in enjoying blazing flames, significantly improves combustion efficiency by securing sufficient air flow, and purifies indoor air by intensively taking in hazy air in the upper atmosphere indoors during combustion. According to the present invention, it is possible to prevent smoke generated during the combustion from entering through a visible window installed at the front end of an air inlet duct by making an air flow, which moves from a combusted air inlet disposed at an upper side to an air inlet duct disposed at a lower side, to act as an air curtain. Also, it is possible to freely adjust an amount of inflow of combusted air by easily controlling the opening/closing of the combusted air inlet.

Description

[0001] Stove for wood with excellent combustion efficiency [0002]

The present invention relates to a technology for purifying indoor air by intensively introducing the upper layer air in the room during combustion while greatly improving the combustion efficiency by securing sufficient air flow rate and adding romanticism and enthusiasm to appreciate a flaming flame .

In recent years, along with industrial development, most of the fuel of the heating apparatus uses oil or electricity, but the fuel source causes a lot of energy loss and waste of foreign currency.

On the other hand, even though there is an enormous amount of waste wood with sufficient value as a firewood, there is no proper heating mechanism to utilize it, and the waste is discarded.

Therefore, in order to achieve the purpose of reducing heating costs and recycling of waste materials, drums are partially cut out for heating in the outdoors such as a winter construction site, and trees and construction waste wood are burned in the interior to eliminate the cold. Or in the case of indoors such as tall buildings, the combustion container (stove) is manufactured in a closed type in consideration of safety.

The furnace using the above-mentioned wood is composed of a cylindrical body or a body in a predetermined shape simply by means of a casting or an iron plate, and a wood input port and a communication port are formed in the body. When the wood is inserted through the wood input port, The combustion gas is configured to be discharged to the outside through the communication.

As a representative prior art related to such a wood hearth, "Patent Application No. 2005-128933, name / wood hearth", which is a prior invention of the applicant of the present invention, is proposed. In the above-mentioned first invention, The circulation pipe is uniformly dispersed and guided to the entire area of the second combustion chamber through the gap of the plurality of circulation pipes disposed therein, and then the inside of the circulation pipe is passed for a long time to prevent local heating of the stove, Thereby providing a useful effect of drastically improving the heating efficiency.

However, since the above-mentioned invention does not provide a window for confirming flame, it is not possible to provide an opportunity to enjoy the flame with the naked eye. Further, some other wood stoves are provided with a sight window. However, It is difficult to perform the functions of the air conditioner easily, and even if the air conditioner is used for a small amount of time, the indoor air becomes cloudy.

In addition, since the lower side area of the combustion chamber is wider and the wood is burned in a dispersed state, the thermal efficiency is lowered and the actual heating effect is lowered, as well as the life of the fuel is short, resulting in high consumption and high combustion rate.

Also, although the hot air containing hot carbon dioxide is located in the upper part of the room due to the convection during combustion, the air inlet is formed below the stove so that the room air can not be purified at all, and the turbidity of the room air is further increased .

The present invention is to positively solve all the problems contained in all other wood stoves including the above-mentioned invention, and it is an object of the present invention to provide an air- So that the smoke generated during the combustion can be prevented from entering the sight window installed at the front end of the air inflow duct.

It is another object of the present invention to provide an apparatus and method for controlling the amount of inflow of combustion air while easily operating an opening of a combustion air inlet.

According to another aspect of the present invention, there is provided a special structure of a combustion chamber having a larger cross-sectional area as it goes up to the upper part, whereby wood is collected on the lower side of the combustion chamber so that complete combustion can be realized.

In order to solve the above-mentioned problems, the present invention provides a stove body in the form of an upper light-tight narrowing section having a larger cross-sectional area as it goes up to the upper part, and an inlet door is provided at a wood inlet formed on one side plate of the stove body so as to be openable and closable An air inflow duct having a front window is provided at the center of the inlet door, and a combustion air inlet is inserted into the upper end of the air inflow duct.

According to another aspect of the present invention, there is provided a cleaning apparatus comprising: a cleaning gate provided at a lower portion of the side plate to vertically move the cleaning gate, the gate guide plate guiding the up and down movement of the cleaning gate, A technique for installing the opening and closing port is proposed.

According to another aspect of the present invention, there is provided a technology for installing an air control damper in the combustion air inlet, wherein a lower portion of an opening control unit integrated with the air control damper is passed through the bottom surface of the air inlet duct, I will try.

According to the present invention, an air flow moving from an upper combustion air inlet port to a lower air inlet duct is formed to form an air curtain in the air inlet duct, so that smoke generated during combustion contaminates a sight window installed at the tip of the air inlet duct It provides the effect of adding romanticism and enthusiasm to the naked eye to appreciate the flaming fire that is flare while smoothly performing indoor heating by blocking the phenomenon originally.

In addition, the present invention can freely adjust the inflow amount of the combustion air while easily operating the opening of the combustion air inflow port to secure a sufficient air flow rate to improve the combustion efficiency, and in particular, the combustion air inflow port is disposed on the upper side, It is possible to purify the indoor air by mainly introducing the upper-layer air.

In addition, since the combustion chamber of the present invention has a special structure in which the cross-sectional area increases toward the upper part, wood is gathered to the lower side of the combustion chamber in which the wood is not dispersed and the cross-sectional area is narrow to realize complete combustion, , The life of the fuel is long, the fuel cost is remarkably reduced, the burning rate is high, and the occurrence of ashes is small, thereby providing easy cleaning and maintenance of the stove.

1 is a front view of a wood hearth to which the present invention is applied;
Fig. 2 is a right side view of the wooden hearth of the present invention
3 is a longitudinal sectional view of the stove body of the present invention
Fig. 4 is a side sectional view of the wooden hearth of the present invention
5 is a longitudinal sectional view of the installation state of the air inlet duct, the combustion air inlet, and the air amount adjusting device of the present invention
6 is a vertical sectional view of an installation state of the cleaning gate of the present invention
7 is a longitudinal sectional view of the drawer housing and drawer for installation of the present invention

Preferred embodiments of the present invention will now be described in more detail with reference to the accompanying drawings.

1 is an exploded perspective view of a general technical construction according to a preferred embodiment of the present invention. Referring to FIG. 1, a stove body 10 with support legs 11 on four sides, an air inflow duct 20, a funnel- (30). ≪ / RTI >

Hereinafter, the present invention having the above-described schematic configuration will be described in more detail for facilitating the implementation.

First, in the hearth body 10 of the present invention, the support legs 11 are integrally attached to all four sides, and a communication pipe 12 for exhausting the combustion gas is formed on the upper end side. A pair of both side plates 13 A door 14 for opening and closing the door 15 is formed in the upper side plate 13a of the door 13a so that the door 15 is opened and closed by a hinge 15a. do.

Here, the stove body 10 is formed in a shape of an upper light-tight shape in which the cross-sectional area of the combustion chamber 16 is gradually widened as the combustion chamber 16 formed in the interior of the stove body is removed as shown in FIG. 4, The space is narrowed and the wood is gathered in this narrow space to promote complete burning, thereby remarkably improving the thermal efficiency, reducing the amount of ash produced, and providing a special effect of drastically reducing the fuel cost by extending the life of the wood.

4, a heat insulating chamber 17 provided with a heat insulating space 17a is attached to each of the front and rear inner surfaces facing each other as shown in FIG. 4, thereby maintaining the internal heat of the combustion chamber 16, And the heat insulating plates 18 and 18a are attached to the inner surfaces of both the side plates 13 and 13a of the hearth body 10 so as to be inclined with respect to the lower center. Of course, it is possible to prevent the stove body 10 from being overheated, thereby suppressing the occurrence of safety accidents.

A side of the air inlet duct 20 is integrally communicated with the air inlet duct 20 at the center of the air inlet door 15 and a transparent window 21 is provided at the other end of the air inlet duct 20 for visually confirming the inside of the combustion chamber 16. Is inserted.

5, a duct support 22 is further provided at the center of the inner surface of the inlet door 15 so that the air inlet duct 20 can be firmly integrated with the inlet door 15 while preventing the air inlet duct 20 from being bent downward. And the air inlet duct 20 communicates with the duct support 22 and the inlet door 15 at the same time so as to communicate with the air inlet duct 20 so as to communicate with the duct support 22, A hermetic member 24 selectively inserted into the tip of the wood material inlet 14 is inserted.

Therefore, the air inlet duct 20 maintains solid integration without squeezing, and sufficiently maintains the internal air tightness in the combustion chamber 16, thereby effectively preventing heat loss and smoke from leaking to the outside.

A fitting portion 25 is integrally formed at the upper end of the air inlet duct 20 and a combustion air inlet 30 having a funnel shape is fitted to the fitting portion 25.

The combustion air inlet 30 functions to allow an appropriate amount of air to flow into the combustion chamber 16 when the wood is burned so that the combustion can be smoothly performed. The present invention provides an effect of purifying the indoor air by mainly entraining the turbid air located in the upper part of the room.

In addition, since the combustion air inlet 30 is fitted with a funnel-shaped technology, the pressure on the upper side having a large cross-sectional area is high while the cross-sectional area becomes narrower toward the lower side, To create a flow of air moving to the place.

Therefore, it is possible to prevent the contamination of the sight window 21 by preventing the smoke in the combustion chamber 16 from moving toward the air inlet duct 20 and preventing the intrusion of the smoke into the sight window 21, 16 smoothly flows the combustion air into the combustion chamber 16 to smoothly perform indoor heating, and also provides a special effect of adding romance and enthusiasm while appreciating the flare in the combustion chamber 16 with the naked eye.

The combustion air inlet 30 is further provided with an air amount adjusting device 40 for freely controlling the inflow amount of the combustion air flowing into the combustion chamber 16.

5, an air control damper 41 is installed inside the combustion air inlet 30. The air control damper 41 passes through the air control damper 41 to open and close the opening adjuster 42 And the lower portion of the opening adjuster 42 is screwed integrally with the bottom of the air inlet duct 20 so as to integrally connect the outer diameter portion of the air control damper 41 and the combustion air inlet 30, the inflow passage 43 is naturally opened.

When the opening adjuster 42 is rotated, the opening degree of the inflow passage 43 is adjusted while the air control damper 41 is moved up and down. Thus, the inflow amount of the air is changed to facilitate the thermal power of the combustion chamber 16, And the air control damper 41 also plays a role of preventing smoke and heat from leaking to the outside.

In the meantime, in consideration of the fact that a large amount of air is required for ignition at the initial stage after the wood is put into the combustion chamber 16, the cleaning port 51 formed at the lower portion of the one side plate 13a is temporarily opened, When a large amount of combustion air required for ignition is firstly supplied and then ignition is performed, the cleaner 51 is closed and the secondary air required for combustion is supplied through the combustion air inlet 30 while adjusting the inflow amount thereof, The cleaning tool 51 is temporarily opened when the material accumulated on the bottom of the combustion chamber 16 is taken out and cleaned.

6, a gate guide plate 53 having a guide hole 52 formed therein is integrally attached to the outside of the cleaning hole 51, and a cleaning hole 51 is selectively formed in the guide hole 52 And a gate control member 56 screwed to the fixing nut 55 welded to the gate guide plate 53 through a welding operation or the like, And passes through the gate guide plate 53 to press-fix the outer surface of the cleaning gate 50.

Therefore, the cleaning tool 51 can be selectively opened and closed by moving the cleaning tool gate 50 up and down in a state in which the gate control tool 56 is released.

7, the drawer housing 61 connected to the outside is connected to the inner surface of the side plate 13 in the horizontal direction, and the drawer housing 61 is provided with potatoes, sweet potatoes , Corn, and the like can be stored and burned, thereby providing a side effect of easily grilling and eating various kinds of grilled water.

4 and 7, the drawer housing 61 is integrally attached to the bottom surface with a heat spreader plate 65 wider than the width of the drawer housing 61, So that the residence time in the combustion chamber 16 is extended to further increase the thermal efficiency.

10: stove body 11: support leg
13, 13a: side plate 14: wood inlet
15: inlet door 16: combustion chamber
17: adiabatic chamber 18, 18a:
20: air inlet duct 21:
22: duct support 24: airtight member
30: Combustion air inlet 40: Air volume regulator
41: air conditioning damper 42:
43: Inflow path 50: Cleaning gate
51: cleaning unit 53: gate guide plate
56: gate control section 60: drawer drawer
61: drawer housing 65: heat dissipating plate

Claims (7)

A stove body 10 provided with a support leg 11 on all four sides and a communicating tube 12 formed on one side of the upper end and a wood entrance slot 14 formed on the upper side of the side plate 13a, ;
An air inflow duct 20 communicating at one side with the center of the inlet door 15 and having a sight window 21 at the other end thereof;
And a funnel-shaped combustion air inlet (30) integrally fitted into the fitting portion (25) opened at an upper end of the air inlet duct (20).
The method according to claim 1,
The stove body 10 is formed in the form of a vertical light-tight shape so that the cross-sectional area thereof becomes wider as the combustion chamber 16 formed in the upper portion is widened. A heat insulating space 17a is provided on the inner surface of the combustion chamber 16, Characterized in that a heat insulating chamber is further installed and the heat insulating plates and are attached to the inner surfaces of both side plates of the stove body in an inclined manner with the lower center of the heat insulating plate. An efficient wood stove.
The method according to claim 1,
A cleaning tool 51 is formed on the lower side of the side plate 13a and a gate guide plate 53 is integrally attached to the outside of the cleaning tool 51. A guide hole A cleaning gate 50 for blocking the cleaning tool 51 is movably installed in the main body 52 so as to be movable upward and downward and a gate control 55 screwed to the fixing nut 55 welded to the gate guide plate 53. [ And the sphere (56) passes through the gate guide plate (53) and presses and fixes the cleaning gate (50).
The method according to claim 1,
An air conditioning damper 41 is installed inside the combustion air inlet 30 and a lower portion of the opening control valve 42 formed integrally through the air control damper 41 is connected to the bottom surface of the air inflow duct 20 And the opening amount of the inflow path 43 formed between the outer diameter portion of the air control damper 41 and the inner circumferential surface of the combustion air inflow port 30 is freely adjusted to adjust the inflow amount of the combustion air to And a control unit (40) for controlling the amount of air supplied from the outside.
The method according to claim 1,
A duct support 22 is attached to the inlet door 15 at the center of the inner surface thereof and communicates with the air inlet duct 20 through the duct support 22 and the inlet door 15 so as to communicate therewith. Characterized in that a hermetic member (24) which is in close contact with the front end of the wood material inlet (14) is inserted into the airtight member groove (23) formed around the wood material inlet (22).
The method according to claim 1,
A drawer housing 61 connected to the outside is installed on the inner surface of the side plate 13 at a lower side of the communication pipe 12 and a drawer 60 for holding various kinds of objects is installed in the drawer housing 61, Wherein the first and second heat sinks are fitted to each other.
The method according to claim 6,
The heat dissipating plate 65 is further provided on the bottom surface of the drawer housing 61 so as to spread the heat of combustion sideways so as to prevent the heat of combustion from escaping directly into the communication 12 and to extend the residence time in the combustion chamber 16. [ Wood burning stove with excellent combustion efficiency.

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