CN210320158U

CN210320158U - Biomass stove

Info

Publication number: CN210320158U
Application number: CN201921227735.2U
Authority: CN
Inventors: 李旭; 董立鹏; 李旭鹏; 李少龙; 李旭博
Original assignee: Shijiazhuang Chunyan Heating Equipment Co ltd
Current assignee: Shijiazhuang Chunyan Heating Equipment Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-14
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a biomass fire-heating furnace, belonging to the technical field of fire-heating furnaces, wherein a secondary air distribution burner is arranged inside a main combustion chamber; the secondary air distribution burner comprises an air inlet pipe, an air collecting cover and an air distribution cover arranged in the air collecting cover, the air collecting cover is arranged in a hemispherical shell shape with an upward opening, and the bottom of the air collecting cover is communicated with the air inlet pipe; the air distribution cover is arranged in a hemispherical shell shape with a downward opening, the spherical radius of the air distribution cover is smaller than that of the air gathering cover, and a plurality of air distribution holes are formed in the surface of the air distribution cover at intervals; the bottom of the air inlet pipe is communicated with the outside. The utility model provides a living beings stove of warming fire, air are via the air-supply line, flow from the air distribution hole that the air distribution cover was seted up and via wind-gathering cover circumference diffusion, and the high temperature flue gas upwards flows from the clearance between the open-top of wind-gathering cover and main combustion chamber and forms annular high temperature flue gas air current, and annular air current is big with the air area of contact along wind-gathering cover circumference diffusion, the misce bene, and the postcombustion of high temperature flue gas is more abundant.

Description

Biomass stove

Technical Field

The utility model belongs to the technical field of the stove of warming oneself by a fire, more specifically say, relate to a living beings stove of warming oneself by a fire.

Background

In recent years, along with the requirements of new rural construction and energy conservation and environmental protection, the development and utilization of biomass stoves have become more and more important to people and are gradually popularized and applied. At present, biomass stoves on the market generally comprise a stove body and a stove inner container arranged in the stove body, biomass fuel is combusted in the stove inner container to generate heat, and the stove is warmed in a radiation heat dissipation mode, but the biomass stoves have the following disadvantages: the air supply in the furnace inner container is insufficient, the biomass is not fully combusted in the furnace inner container, not only is the resource wasted, but also the smoke generated by the insufficient combustion contains more harmful substances, and the environment is polluted. At present, the prior art adopts a solution to the above disadvantages: set up secondary air distribution ring at the fire door, the air contact in high temperature flue gas that living beings produced through high temperature heating and the secondary air distribution ring forms the postcombustion, but secondary air distribution ring among the prior art all establishes to the annular, and inside air circumference let in the annular, the high temperature flue gas that passes through from the annular center still can not contact the air, leads to the burning insufficient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a living beings heating stove to solve the insufficient technical problem of living beings burning that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: a biomass fire-baking furnace comprises a furnace body, a feed inlet, a slag outlet and a flue, wherein the feed inlet and the slag outlet are arranged on the side wall of the furnace body, the flue is communicated with the furnace body, a main combustion chamber and a secondary combustion chamber are arranged in the furnace body, the secondary combustion chamber is arranged above the main combustion chamber and is communicated with the main combustion chamber, and a secondary air distribution burner is arranged in the main combustion chamber; the secondary air distribution burner comprises an air inlet pipe, an air gathering cover and an air distribution cover, wherein the air gathering cover is arranged at the top of the primary combustion chamber and communicated with the top of the air inlet pipe, the air distribution cover is arranged inside the air gathering cover, the air gathering cover is in a hemispherical shell shape with an upward opening, and the bottom of the air gathering cover is communicated with the air inlet pipe; the air distribution cover is in a hemispherical shell shape with a downward opening, the spherical radius of the air distribution cover is smaller than that of the air gathering cover, and a plurality of air distribution holes are formed in the surface of the air distribution cover at intervals; the bottom of the air inlet pipe is communicated with the outside.

Further, a wind gathering port is arranged between the primary combustion chamber and the secondary combustion chamber, and the wind gathering cover is arranged right below the wind gathering port.

Further, the main combustion chamber is of a horn-shaped structure, and the diameter of the upper end of the main combustion chamber is smaller than that of the lower end of the main combustion chamber.

Furthermore, a fire grate is arranged at the bottom of the main combustion chamber, and the fire grate is arranged below the feed inlet and above the slag outlet.

Further, the secondary combustion chamber is in communication with the flue.

Further, the outer wall of furnace body is equipped with the protection casing, the interval sets up a plurality of louvres on the protection casing.

The utility model provides a living beings heating stove's beneficial effect lies in: compared with the prior art, the utility model discloses living beings stove of warming oneself sets up the secondary in the inside of combustion chamber and joins in marriage the wind burner, air-supply line and external intercommunication, the air is via the air-supply line, the air distribution hole that sets up from the air distribution cover flows and via wind-gathering cover circumference diffusion, high temperature flue gas from the clearance between the open-top of wind-gathering cover and combustion chamber upwards flows and forms annular high temperature flue gas air current, annular air current is big with the air area of contact along wind-gathering cover circumference diffusion, the misce bene, the postcombustion of high temperature flue gas is more abundant.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a biomass oven according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a secondary air distribution combustor according to an embodiment of the present invention;

fig. 3 is a schematic view of an external structure of a biomass oven according to an embodiment of the present invention;

wherein, in the figures, the respective reference numerals:

1. a furnace body; 11. a feed inlet; 12. a slag outlet; 2. a flue; 3. an air inlet pipe; 4. a wind gathering cover; 5. a wind distribution cover; 51. air distribution holes; 6. a wind gathering port; 7. a protective cover; 8. heat dissipation holes; 9. a grate; A. a main combustion chamber; B. and a secondary combustion chamber.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Now it is right the utility model provides a living beings stove explains.

Referring to fig. 1 and 2 together, the biomass stove includes a furnace body 1, a feed inlet 11 and a slag outlet 12 disposed on a side wall of the furnace body 1, and a flue 2 communicated with the furnace body 1. The inside of furnace body 1 is equipped with main combustion chamber A and afterburning chamber B, and afterburning chamber B is located main combustion chamber A directly over, and main combustion chamber A's inside is equipped with the secondary and distributes the wind combustor, and the secondary is distributed the wind combustor and is included air-supply line 3 and set up the air distribution subassembly at air-supply line 3 top, and the bottom of air-supply line 3 passes furnace body 1 bottom and with external intercommunication, the top and the air distribution subassembly intercommunication of air-supply line 3. The air distribution assembly comprises an air collecting cover 4 and an air distribution cover 5 arranged inside the air collecting cover 4, the air collecting cover 4 is in a hemispherical shell shape with an upward opening, an opening matched with the top of the air inlet pipe 3 is formed in the spherical bottom of the air collecting cover 4, the air distribution cover 5 is in a hemispherical shell shape with a downward opening, the spherical radius of the air distribution cover 5 is smaller than that of the air collecting cover 4, the air distribution cover 5 can be buckled inside the air collecting cover 4, and a plurality of air distribution holes 51 are formed in the surface of the air distribution cover 5 at intervals. The cavity formed between the air distribution cover 5 and the air gathering cover 4 is communicated with the air inlet pipe 3, and air enters the cavity between the air gathering cover 4 and the air distribution cover 5 from the bottom end of the air inlet pipe 3 and then uniformly flows out of the air distribution holes 51. The biomass fuel forms high-temperature flue gas through high-temperature heating in the main combustion chamber A, and when the high-temperature flue gas enters the secondary combustion chamber B through the top of the main combustion chamber A, the high-temperature flue gas contacts with air flowing out of the air distribution holes 51, and after the air flows out of the air distribution holes 51, the air upwards diffuses through the air collecting cover 4 and is fully contacted and mixed with the high-temperature flue gas, so that the combustion efficiency of the high-temperature flue gas is improved.

The utility model provides a living beings stove of warming oneself, compared with the prior art, set up the secondary in main combustion chamber A's inside and join in marriage the wind burner, air-supply line 3 and external intercommunication, the air is via air-supply line 3, the air distribution hole 51 of seting up from air distribution cover 5 flows and via the diffusion of 4 circumference of wind-gathering cover, the high temperature flue gas upwards flows from the clearance between wind-gathering cover 4 and main combustion chamber A's the open-top and forms annular high temperature flue gas air current, annular air current is big with the air area of contact along the diffusion of 4 circumference of wind-gathering cover, the misce bene, the postcombustion of high temperature flue gas is more abundant.

Referring to fig. 1, as a specific embodiment of the biomass stove of the present invention, an air collecting opening 6 is disposed between the primary combustion chamber a and the secondary combustion chamber B, the air outlet assembly is disposed under the air collecting opening 6, the air diffused by the air collecting cover 4 is fully distributed over the air collecting opening 6, and the high temperature flue gas diffused by the air collecting opening 6 can be fully mixed with the air.

Please refer to fig. 1, as the utility model provides a biomass stove for heating, main combustion chamber a is established to the loudspeaker form to the bellmouth is downward, main combustion chamber a's upper end diameter is less than the lower extreme diameter, main combustion chamber a's inner space is big end down, high temperature flue gas gathers together at the inside upward flowing limit of main combustion chamber a, and it is great to gather wind 6 flow rates in the mouth, and after mixing with the air in the air distribution subassembly, forms the flame of the form of spouting, improves the temperature of flame.

Referring to fig. 1, as the utility model provides a biomass stove's a specific embodiment, main combustion chamber A's bottom is equipped with grate 9, and the waste residue that generates after the biomass fuel burning is located grate 9 top, through shaking grate 9, falls the waste residue sieve to the bottom of furnace body 1, clears up out furnace body 1 with the waste residue from slag notch 12 again.

Referring to fig. 1, as a specific embodiment of the biomass stove of the present invention, the secondary combustion chamber B is communicated with the flue 2, and the flue gas generated by the combustion of the high temperature flue gas is discharged from the flue 2.

Please refer to fig. 3, as a specific embodiment of the biomass stove, the biomass stove is heated by radiation, so the temperature of the outer wall of the furnace body 1 is very high, in order to prevent the accidental touching of the outer wall of the furnace body 1 to cause scalding, a protective cover 7 is arranged outside the furnace body 1, the protective cover 7 wraps the furnace body 1, and a plurality of heat dissipation holes 8 are arranged on the protective cover 7 at intervals in order not to affect the heat dissipation effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Biomass stove of warming oneself by a fire, including the furnace body, set up in feed inlet and slag notch on the furnace body lateral wall and with the flue of furnace body intercommunication, its characterized in that: a primary combustion chamber and a secondary combustion chamber which is arranged above the primary combustion chamber and communicated with the primary combustion chamber are arranged in the furnace body, and a secondary air distribution burner is arranged in the primary combustion chamber; the secondary air distribution burner comprises an air inlet pipe, an air gathering cover and an air distribution cover, wherein the air gathering cover is arranged at the top of the primary combustion chamber and communicated with the top of the air inlet pipe, the air distribution cover is arranged inside the air gathering cover, the air gathering cover is in a hemispherical shell shape with an upward opening, and the bottom of the air gathering cover is communicated with the air inlet pipe; the air distribution cover is in a hemispherical shell shape with a downward opening, the spherical radius of the air distribution cover is smaller than that of the air gathering cover, and a plurality of air distribution holes are formed in the surface of the air distribution cover at intervals; the bottom of the air inlet pipe is communicated with the outside.

2. The biomass fire of claim 1 wherein: an air gathering port is arranged between the primary combustion chamber and the secondary combustion chamber, and the air gathering cover is arranged right below the air gathering port.

3. The biomass fire of claim 1 wherein: the main combustion chamber is of a horn-shaped structure, and the diameter of the upper end of the main combustion chamber is smaller than that of the lower end of the main combustion chamber.

4. The biomass fire of claim 1 wherein: the bottom of the main combustion chamber is provided with a grate which is arranged below the feed inlet and above the slag outlet.

5. The biomass fire of claim 1 wherein: the secondary combustion chamber is communicated with the flue.

6. The biomass fire of any one of claims 1 to 5 wherein: the outer wall of furnace body is equipped with the protection casing, the interval sets up a plurality of louvres on the protection casing.