CN212430837U - Embedded wood-burning stove with double hearths - Google Patents

Abstract

The utility model discloses an embedded double-hearth wood-burning stove, which comprises a double-hearth wood-burning stove consisting of a primary combustion chamber and a secondary combustion chamber which are communicated, wherein one side of the primary combustion chamber is provided with a primary combustion chamber furnace door I, an upper air inlet I, a smoke outlet I and an air supply device I, the smoke outlet I is communicated with a smoke outlet, the smoke outlet I is provided with a valve cover I, the other side of the primary combustion chamber is provided with a primary combustion chamber furnace door II, an upper air inlet II, a smoke outlet II and an air supply device II, the smoke outlet II is communicated with the smoke outlet, the smoke outlet II is provided with a valve cover II, one side of the secondary combustion chamber is provided with a secondary combustion chamber furnace door I, a gas outlet I and a secondary smoke exhaust channel I connected with the gas outlet I, the gas outlet I is communicated with the smoke outlet through the secondary smoke exhaust channel I, the other side of the secondary combustion chamber is provided with a secondary combustion chamber furnace door II, a gas outlet II and, the second air outlet is communicated with the smoke outlet through a second smoke exhaust channel.

Description

Embedded wood-burning stove with double hearths

Technical Field

The utility model relates to a wood-burning stove technical field, in particular to an embedded double-hearth wood-burning stove.

Background

At present, wood-burning stoves are generally divided into a single-hearth structure and a double-hearth structure. Wherein, embedded wood stove that fires generally adopts single furnace chamber structure, its shortcoming lies in: insufficient combustion, low heat efficiency and environmental protection; in addition, dual-hearth wood-burning stoves are generally not embedded structures, such as: patent application No. 201811359965.4 discloses a wood-burning stove, which comprises a combustion chamber, an air inlet, a valve cover, a stove core, a stove door, the stove core is arranged at the bottom of the combustion chamber, the stove core is arranged at the central region of the bottom of the combustion chamber, the air inlet is arranged above the combustion chamber and is close to the top of the stove door, the stove door comprises an inner door plate and an outer door plate, the inner door plate and the outer door plate are hollow, the air inlet is communicated with the hollow region, the hollow region is communicated with the inside of the combustion chamber, the top of the combustion chamber is provided with an opening, the opening is provided with the valve cover capable of completely sealing the opening, the valve cover is arranged behind the air inlet, the wood-burning stove further comprises an exhaust port, the exhaust port is arranged above the combustion chamber and is arranged behind the valve cover, a secondary combustion chamber is arranged below the combustion chamber, the secondary combustion chamber is a cavity with a rectangular shape, the furnace core is fixed in the center of the partition plate, the rear plate of the secondary combustion chamber is provided with an air vent, the air vent is horizontally arranged, one side of the air vent, which is adjacent to the ground, is at the same height as the bottom plate of the secondary combustion chamber, the rear part of the fire-burning furnace is provided with a rear air inlet, the rear air inlet is positioned below the secondary combustion chamber, the rear part of the secondary combustion chamber is provided with a rear air inlet pipeline, the rear air inlet pipeline is communicated with the combustion chamber through the rear air inlet small opening, the rear part of the combustion chamber is provided with a smoke exhaust channel, one end of the smoke exhaust channel is connected with an air outlet. The disadvantages of this prior art are: the embedded installation (embedded installation refers to embedding in a wall) cannot be realized, so that a wood-burning stove needs to be arranged in each room, the cost is high, and the installation space is occupied.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides an embedded double furnace fires wood stove, the problem of embedded single furnace chamber insufficient combustion among the prior art has been solved, make the post combustion chamber can carry out the reburning to the flue gas that the combustion chamber produced, the emission of poison gas such as carbon monoxide has been reduced, reduce atmospheric pollution, it is abundant to enable the flue gas burning simultaneously, improve the resource utilization rate, still solved two adjacent room and installed a plurality of problems that fire wood stove, two-way furnace gate design, the furnace gate fuel supply is opened to two-way alternative, the direction of discharging fume of combustion chamber is once controlled to two-way biax handle is selected.

In order to achieve the above purpose, the utility model discloses the technical scheme who uses as follows:

an embedded double-hearth wood-burning stove comprises a double-hearth wood-burning stove formed by a primary combustion chamber and a secondary combustion chamber which are communicated, wherein a middle air inlet interlayer is arranged between the primary combustion chamber and the secondary combustion chamber, a stove core enabling the primary combustion chamber to be communicated with the secondary combustion chamber is arranged in the center area of the middle air inlet interlayer, a plurality of air release holes are circumferentially arranged on the side wall of the stove core, a smoke outlet is formed in the double-hearth wood-burning stove, a first primary combustion chamber stove door, a first upper air inlet, a first smoke outlet and a first air supplementing device are arranged on one side of the primary combustion chamber, the first smoke outlet is communicated with the smoke outlet, a first valve cover is arranged on the first smoke outlet, a second primary combustion chamber stove door, a second upper air inlet, a second smoke outlet and a second air supplementing device are arranged on the other side of the primary combustion chamber, the second smoke outlet is communicated with the smoke outlet, a second valve cover is arranged on the second smoke outlet, a first secondary combustion chamber, The secondary combustion chamber is provided with a secondary combustion chamber furnace door II, an air outlet II and a secondary smoke exhaust channel II connected with the air outlet II, and the air outlet II is communicated with the smoke exhaust port through the secondary smoke exhaust channel II.

According to the scheme, the first valve cover and the second valve cover are controlled to be opened and closed through the two-way double-shaft handle arranged on the double-hearth wood burning stove.

According to the scheme, the bidirectional double-shaft handle comprises a first control handle, a second control handle, a third control handle and a fourth control handle, the first control handle and the second control handle are arranged on the same side of the double-hearth wood-burning stove, the third control handle and the fourth control handle are arranged on the same side of the double-hearth wood-burning stove, the first control handle and the third control handle pass through the linkage shaft to control opening and closing of the second valve cover, and the second control handle and the fourth control handle pass through the linkage shaft to control opening and closing of the first valve cover.

According to the scheme, the first air outlet and the second air outlet are symmetrically arranged at the lowest parts of the side walls of the two sides of the secondary combustion chamber.

According to the scheme, the first air outlet, the second air outlet, the first smoke outlet and the second smoke outlet are correspondingly provided with filtering devices.

According to the scheme, the first secondary smoke exhaust channel and the second secondary smoke exhaust channel are symmetrically arranged on two sides of the secondary combustion chamber.

According to the scheme, the first air supply device comprises a first lower air inlet, a first air inlet pipeline and a first air supply port, the first air supply port is arranged on one side of the lower portion of the primary combustion chamber, the first lower air inlet is communicated with the first air supply port through the first air inlet pipeline, the second air supply device comprises a second lower air inlet, a second air inlet pipeline and a second air supply port, the second air supply port is arranged on the other side of the lower portion of the primary combustion chamber, and the second lower air inlet is connected with the second air supply port through the second air inlet pipeline.

According to the scheme, the door handles are arranged on the first primary combustion chamber door, the second primary combustion chamber door, the first secondary combustion chamber door and the second secondary combustion chamber door.

The utility model discloses beneficial effect:

the utility model discloses a such structure setting has effectively solved the insufficient problem of embedded single furnace chamber burning among the prior art, make the secondary combustion chamber can carry out the reburning to the flue gas that the combustion chamber produced, the emission of poison gases such as carbon monoxide has been reduced, reduce atmospheric pollution, it is abundant to enable the flue gas burning simultaneously, improve the resource utilization rate, still solved two adjacent rooms and installed a plurality of problems that burn wooden stove, two-way furnace gate design, the furnace gate fuel supply is opened to two-way alternative, the direction of discharging fume of combustion chamber is selected once in two-way biax handle control.

Drawings

FIG. 1 is a schematic sectional view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the two-way double-shaft handle of the present invention.

1. A first lower air inlet; 2. a secondary combustion chamber; 3. a middle air inlet interlayer; 4. a furnace core; 40. a fire relief hole; 5. a first furnace door of the primary combustion chamber; 6. a primary combustion chamber; 7. a first secondary smoke exhaust channel; 8. a first valve cover; 9. an upper air inlet I; 10. a smoke outlet; 11. a second lower air inlet; 12. a second primary combustion chamber furnace door; 13. a second smoke exhaust channel; 14. a second valve cover; 15. an upper air inlet II; 16. a first air outlet; 17. a second air outlet; 18. a first air supplement port; 19. a second air supplement port; 20. a first air inlet pipeline; 21. a second air inlet pipeline; 22. a first secondary combustion chamber furnace door; 23. a second furnace door of the secondary combustion chamber; 24. a first smoke outlet; 25. a second smoke outlet; 31. a first control handle; 32. a second control handle; 33. a third control handle; 34. a control handle IV; 50. a door handle.

Detailed Description

The technical solution of the present invention will be described below with reference to the accompanying drawings and examples.

As shown in fig. 1 and fig. 2, the utility model relates to an embedded double-hearth wood-burning stove, which comprises a double-hearth wood-burning stove composed of a primary combustion chamber 6 and a secondary combustion chamber 2 which are communicated, a middle air-intake interlayer 3 for separating the wood-burning stove into the double combustion chambers is arranged between the primary combustion chamber 6 and the secondary combustion chamber 2, a stove core 4 for communicating the primary combustion chamber 6 and the secondary combustion chamber 2 is arranged in the central area of the middle air-intake interlayer 3, the stove core 4 is fixedly arranged on the middle air-intake interlayer 3, a plurality of air-leaking holes 40 for enabling smoke in the primary combustion chamber 6 to flow into the secondary combustion chamber 2 are arranged on the side wall of the stove core 4 in the circumferential direction, and a smoke outlet 10 is arranged on the double-hearth wood-burning stove; wherein, one side of the primary combustion chamber 6 is provided with a primary combustion chamber furnace door 5, the top is provided with an upper air inlet 9 and a smoke outlet 24, the lower part is provided with a first air supplement device, the smoke outlet 24 is communicated with a smoke outlet 10, the smoke outlet 24 is provided with a first valve cover 8, the other side of the primary combustion chamber 6 is provided with a secondary combustion chamber furnace door 12, the top is provided with an upper air inlet 15 and a smoke outlet 25, the lower part is provided with a second air supplement device, the smoke outlet 25 is communicated with the smoke outlet 10, and the smoke outlet 25 is provided with a second valve cover 14; wherein, one side of the secondary combustion chamber 2 is provided with a secondary combustion chamber furnace door 22, the bottom of the secondary combustion chamber furnace door is provided with a gas outlet 16 and a secondary smoke exhaust channel 7 connected with the gas outlet 16, the gas outlet 16 is communicated with the smoke exhaust port 10 through the secondary smoke exhaust channel 7, the other side of the secondary combustion chamber 2 is provided with a secondary combustion chamber furnace door 23, the bottom of the secondary combustion chamber furnace door is provided with a gas outlet 17 and a secondary smoke exhaust channel 13 connected with the gas outlet 17, and the gas outlet 17 is communicated with the smoke exhaust port 10 through the secondary smoke exhaust channel 13. Adopt such structure setting, during the use, will the utility model discloses inlay on the wall between two adjacent rooms, can make two adjacent rooms a double furnace wood-burning stove of sharing, need not every room and all dispose wood-burning stove, the cost is lower, and it is little to occupy installation space. The working principle is as follows: putting wood into the furnace core 4, closing the furnace door after the wood is ignited, leading air to enter the primary combustion chamber 6 from the upper air inlet, leading a valve cover on the primary combustion chamber 6 to be in an open state, leading smoke generated by wood combustion to be heated, upwards fleeing and rising to discharge the smoke outwards through the valve cover and to be discharged through a smoke discharge port 10 on the wood-burning furnace with double furnaces, leading the smoke to enter the secondary combustion chamber 2 only through the primary combustion chamber 6 for once combustion without sufficient combustion after the valve cover is closed, leading the air to enter the primary combustion chamber 6 from the air supply device for supplementing air, leading the supplemented air to flow into the secondary combustion chamber 2 for reacting with the smoke after the once combustion, leading the smoke to be secondarily combusted in the secondary combustion chamber 2 for producing heat, and increasing the heating effect of the double wood-burning furnaces, after the secondary combustion, the smoke is discharged outwards from the gas outlet through the secondary smoke discharge channel and is discharged through the smoke discharge port 10 on the double-hearth wood-burning furnace, the discharged smoke is combusted twice in the double-hearth wood-burning furnace, the combustion is thorough, the resource utilization rate of wood is higher, and the thermal efficiency of the double-hearth wood-burning furnace is higher than that of the wood-burning furnace in the prior art.

In the implementation, the first valve cover 8 and the second valve cover 14 are controlled to be opened and closed through a two-way double-shaft handle arranged on the double-hearth wood burning stove. The two-way double-shaft handle comprises a first control handle 31, a second control handle 32, a third control handle 33 and a fourth control handle 34 which are arranged on the double-hearth wood-burning stove, the first control handle 31 and the second control handle 32 are arranged on the same side of the double-hearth wood-burning stove, the third control handle 33 and the fourth control handle 34 are arranged on the same side of the double-hearth wood-burning stove, the first control handle 31 and the third control handle 33 control the opening and closing of the second valve cover 14 through a linkage shaft, and the second control handle 32 and the fourth control handle 34 control the opening and closing of the first valve cover 8 through a linkage shaft. Adopt such structure setting, because the utility model discloses an inlay the dress and use on the wall between two adjacent rooms, the installation is accomplished the back, and a room is located to brake valve handle one 31 and brake valve handle two 32, and another room is located to brake valve handle two 32 and brake valve handle four 34, and the user can pass through handle control valve lid in the room to realize controlling the direction selection of discharging fume of first combustion chamber 6.

In this embodiment, the first air outlet 16 and the second air outlet 17 are symmetrically disposed at the lowest position of the two side walls of the secondary combustion chamber 2. Adopt such structure setting, the benefit of designing the gas outlet at the lowest position of postcombustion chamber 2 is, can ensure the flue gas intensive combustion in the postcombustion chamber 2, because the flue gas burning produces the heat, hot-air can upwards walk, if the position that the gas outlet was opened is too high, the flue gas flows into postcombustion chamber 2 back from the hole 40 that loses heart on the wick 4, the time of staying in postcombustion chamber 2 can be very short with the higher gas outlet flue gas of flow direction position immediately, the difficult purpose that realizes intensive combustion. Therefore, the gas outlet needs to be arranged at a low position, so that the flue gas flows through the whole secondary combustion chamber 2 from top to bottom, the longer the flue gas stays in the secondary combustion chamber 2, the more sufficient the flue gas is combusted, the higher the generated heat is, and the higher the heating efficiency of the double-hearth wood-burning stove is.

In this embodiment, the first air outlet 16, the second air outlet 17, the first smoke outlet 24 and the second smoke outlet 25 are respectively provided with a filter device. Adopt such structure setting, the flue gas can produce partly impurity in the burning in secondary combustion chamber 2, simultaneously, the lime-ash that the wood burning produced in the burning of primary combustion chamber 6 can fall into secondary combustion chamber 2 from wick 4, impurity and the quantity of lime-ash are one many, block up gas outlet one 16 and gas outlet two 17 easily, thereby block up secondary smoke exhausting channel one 7 and secondary smoke exhausting channel two 13, in order to prevent that secondary smoke exhausting channel from blockking up, be equipped with filter equipment on the gas outlet, can block impurity and lime-ash get into secondary smoke exhausting channel in, in addition, filter equipment sets up here, the speed that the air current got into secondary smoke exhausting channel from secondary combustion chamber 2 has also been slowed down, make the flue gas can stay for a longer time in secondary combustion chamber 2, obtain more abundant burning, release more heat. And the smoke outlet I24 and the smoke outlet II 25 are provided with filtering devices, so that smoke waste gas generated by wood burning in the primary combustion chamber 6 can be filtered, and air pollution is avoided.

Preferably, a filtering device can be arranged on the smoke exhaust port 10 to reduce pollution to the outside.

In this embodiment, the first secondary flue gas channel 7 and the second secondary flue gas channel 13 are symmetrically disposed on two sides of the secondary combustion chamber 2. Adopt such structure setting, smoke exhaust efficiency when not only can accelerating afterburning, moreover when the flame of primary combustion chamber 6 enters into afterburning 2, can make the flame evenly disperse towards both sides, it is more even to burn, make afterburning 2's flame form better simultaneously, the heating effect in two adjacent rooms is better (if only the unilateral sets up gas outlet and secondary smoke exhaust channel, then the flame that enters into afterburning 2 will be towards one side, it is inhomogeneous to burn, cause afterburning 2's flame form not good simultaneously, the heating effect in two adjacent rooms is not good).

In this implementation, one of the air supplement unit is including locating the lower air inlet 1, inlet duct one 20 and the first 18 of tonifying qi mouth of two furnace wood-burning stove one side, and one side of 6 lower parts of first combustion chamber is located to first 18 of tonifying qi mouth, lower air inlet 1 communicates in first 18 of tonifying qi mouth through inlet duct one 20, and two of the air supplement unit are including locating the lower air inlet two 11, inlet duct two 21 and two 19 of tonifying qi mouth of two furnace wood-burning stove opposite sides, and the opposite side of 6 lower parts of first combustion chamber is located to two 19 of tonifying qi mouths, and lower air inlet two 11 passes through inlet duct two 21 and connects in two 19 of tonifying qi mouth. Adopt such structure setting, because when wood burning begins to burn, the air is more sufficient, the more thorough that wood burning can burn, along with the flue gas that wood burning produced is more and more, hot-air can be toward rising, flue gas and air in the first combustion chamber 6 can upwards run very fast, only lean on the air inlet air feed on the first combustion chamber 6, the air of first combustion chamber 6 is used for burning far away inadequately, can cause the wood burning insufficient, this kind of problem can all take place for wood burning stove of prior art: the wood burning is not enough, toxic smoke is generated, and the smoke which can provide heat can be combusted again to quickly lose, thereby causing resource waste. Therefore, the wood-burning stove in the prior art has low resource utilization rate and low heating efficiency, and the discharged flue gas also contains a plurality of toxic gases such as carbon monoxide and the like. The utility model discloses a valve cover closes after, orders about the insufficient flue gas of burning and gets into postcombustion chamber 2, reacts the burning once more with the air of new replenishment, improves the resource usage rate, and primary combustion chamber 6 and postcombustion chamber 2 only have an exhaust outlet this moment, secondary smoke exhaust channel promptly.

In this embodiment, the door handles 50 are disposed on the first primary combustion chamber door 5, the second primary combustion chamber door 12, the first secondary combustion chamber door 22 and the second secondary combustion chamber door 23. Adopt such structure setting, be convenient for put into through the primary combustion chamber furnace door and fire wood to the wick 4 on, be convenient for clear up the ash through the secondary combustion chamber furnace door simultaneously.

Preferably, an observation window convenient for observing the wood burning condition can be arranged on the primary combustion chamber furnace door, and a storage rack used for placing wood can be arranged at the bottom of the double-hearth wood burning furnace.

The technical solutions in the embodiments of the present invention have been described above, but the present invention is not limited to the above-mentioned specific embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the scope of the present invention, which is defined by the spirit and the claims of the present invention.

Claims (8)

1. The utility model provides an embedded double-furnace wood-burning stove, includes the double-furnace wood-burning stove that sets up the constitution by primary combustion chamber (6) and postcombustion chamber (2) intercommunication, it admits air interlayer (3) to be equipped with between primary combustion chamber (6) and postcombustion chamber (2), the central zone of well admitting air interlayer (3) is equipped with wick (4) that make primary combustion chamber (6) and postcombustion chamber (2) intercommunication, wick (4) lateral wall circumference is equipped with a plurality of disappointing holes (40), be equipped with exhaust port (10) on the double-furnace wood-burning stove, its characterized in that:

one side of the primary combustion chamber (6) is provided with a primary combustion chamber furnace door I (5), an upper inlet I (9), a smoke outlet I (24) and an air supply device I, the smoke outlet I (24) is communicated with the smoke outlet (10), the smoke outlet I (24) is provided with a valve cover I (8), the other side of the primary combustion chamber (6) is provided with a primary combustion chamber furnace door II (12), an upper inlet II (15), a smoke outlet II (25) and an air supply device II, the smoke outlet II (25) is communicated with the smoke outlet (10), the smoke outlet II (25) is provided with a valve cover II (14),

one side of secondary combustion chamber (2) is equipped with secondary combustion chamber furnace gate (22), gas outlet (16) and connects secondary smoke exhausting channel (7) of gas outlet (16), gas outlet (16) communicate in exhaust port (10) through secondary smoke exhausting channel (7), the opposite side of secondary combustion chamber (2) is equipped with secondary combustion chamber furnace gate two (23), gas outlet two (17) and connects secondary smoke exhausting channel two (13) of gas outlet two (17), gas outlet two (17) communicate in exhaust port (10) through secondary smoke exhausting channel two (13).

2. The embedded double-hearth wood-burning stove according to claim 1, characterized in that: the first valve cover (8) and the second valve cover (14) are controlled to be opened and closed through a bidirectional double-shaft handle arranged on the double-hearth wood burning stove.

3. An embedded double-hearth wood-burning stove according to claim 2, characterized in that: the two-way double-shaft handle comprises a first control handle (31), a second control handle (32), a third control handle (33) and a fourth control handle (34), the first control handle (31) and the second control handle (32) are arranged on the same side of the double-hearth wood burning stove, the third control handle (33) and the fourth control handle (34) are arranged on the same side of the double-hearth wood burning stove, the first control handle (31) and the third control handle (33) are opened and closed through a second linkage shaft control valve cover (14), and the second control handle (32) and the fourth control handle (34) are opened and closed through a first linkage shaft control valve cover (8).

4. The embedded double-hearth wood-burning stove according to claim 1, characterized in that: and the first air outlet (16) and the second air outlet (17) are symmetrically arranged at the lowest parts of the side walls at the two sides of the secondary combustion chamber (2).

5. The embedded double-hearth wood-burning stove according to claim 4, characterized in that: and the first air outlet (16), the second air outlet (17), the first smoke outlet (24) and the second smoke outlet (25) are correspondingly provided with filtering devices.

6. The embedded double-hearth wood-burning stove according to claim 1, characterized in that: the secondary smoke exhaust channel I (7) and the secondary smoke exhaust channel II (13) are symmetrically arranged on two sides of the secondary combustion chamber (2).

7. The embedded double-hearth wood-burning stove according to claim 1, characterized in that: one air supplement unit is including locating lower air inlet (1), inlet duct (20) and the tonifying qi mouth (18) of two furnace wood burning stove one side, one side of first combustion chamber (6) lower part is located in tonifying qi mouth (18), lower air inlet (1) communicates in tonifying qi mouth (18) through inlet duct (20), air supplement unit two is including locating lower air inlet two (11), inlet duct two (21) and tonifying qi mouth two (19) of two furnace wood burning stove opposite sides, the opposite side of first combustion chamber (6) lower part is located in tonifying qi mouth two (19), air inlet two (11) are connected in tonifying qi mouth two (19) through inlet duct two (21) down.

8. The embedded double-hearth wood-burning stove according to claim 1, characterized in that: and door handles (50) are arranged on the first primary combustion chamber furnace door (5), the second primary combustion chamber furnace door (12), the first secondary combustion chamber furnace door (22) and the second secondary combustion chamber furnace door (23).

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