CN204943879U - A kind of biomass combustion furnace - Google Patents
A kind of biomass combustion furnace Download PDFInfo
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- CN204943879U CN204943879U CN201520624217.XU CN201520624217U CN204943879U CN 204943879 U CN204943879 U CN 204943879U CN 201520624217 U CN201520624217 U CN 201520624217U CN 204943879 U CN204943879 U CN 204943879U
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Abstract
The utility model relates to a kind of biomass combustion furnace, comprise shell, feed bin, combustion chamber, feeding mechanism, heat exchanger, air blast and air-introduced machine, feed bin and combustion chamber is provided with in described shell, bin bottom is provided with feeding mechanism, feeding mechanism is also connected with combustion chamber, heat exchanger is provided with above described combustion chamber, heat exchanger is provided with cleaning door, combustion chamber is provided with air blast, dust room is provided with below combustion chamber, dust indoor are provided with deashing drawer, described combustion chamber is also provided with sight burner, shell side is also provided with delivery port and water return outlet, delivery port is connected with heat exchanger respectively with water return outlet, also chimney is provided with above described shell.Biomass combustion furnace efficiency of combustion of the present utility model is high, and biological particles burning is more abundant, and machine volume is little, reduces floor space, has saved space.
Description
Technical field
The utility model relates to biomass combustion equipment field, particularly relates to a kind of biomass combustion furnace.
Background technology
Along with the raising of people's living standard, environmental problem is increasingly serious, the Utilizing question of energy resources is also subject to people's attention, the existing energy is generally based on natural resources such as coal, oil, natural gases, these resource quantity are limited, and the harmful substances such as a large amount of flue dust, carbon dioxide, sulfur dioxide can be produced, contaminated environment during burning.For reducing environmental pollution, country vigorously advocates the exploitation of new forms of energy, and wind energy, solar energy, living beings equal energy source are advocated energetically, and biomass combustion furnace arises at the historic moment.But; existing biomass combustion furnace structure is comparatively simple; volume is larger; living beings are abundant not in combustion chamber combustion; the thermal efficiency is not high, still can produce larger flue dust, be unfavorable for environmental protection during burning; waste a large amount of energy, and existing biomass combustion furnace cleans, uses comparatively inconvenience.How to found the new biomass combustion furnace that a kind of efficiency of combustion is high, generation flue dust is few, volume is little, have a very important role.
Utility model content
The purpose of this utility model to provide a kind of biomass combustion furnace, makes that it is rational in infrastructure, volume is little, efficiency of combustion is high, it is little to pollute.
For solving the problem, the utility model provides a kind of biomass combustion furnace, comprise shell, feed bin, combustion chamber, feeding mechanism, heat exchanger, air blast and air-introduced machine, feed bin and combustion chamber is provided with in described shell, bin bottom is provided with feeding mechanism, feeding mechanism is also connected with combustion chamber, heat exchanger is provided with above described combustion chamber, heat exchanger is provided with cleaning door, combustion chamber is provided with air blast, dust room is provided with below combustion chamber, dust indoor are provided with deashing drawer, described combustion chamber is also provided with sight burner, shell side is also provided with delivery port and water return outlet, delivery port is connected with heat exchanger respectively with water return outlet, also chimney is provided with above described shell.
Further, described heat exchanger is cellular heat-exchanging water courage, and be smoke chamber in the middle of heat-exchanging water courage, be hollow structure between smoke chamber and heat-exchanging water gall bladder wall, namely circulate hydroecium, and recirculated water is positioned at recirculated water indoor; Heat-exchanging water courage inside is provided with multiple diaphragm plate, and described smoke chamber is divided into multiple, is equipped with multiple interface channel between every two smoke chambers, diaphragm plate inside is also hollow structure, be communicated with circulation hydroecium, inside is full of recirculated water, and combustion chamber is connected by interface channel with smoke chamber.
Further, six smoke chambers are provided with in heat-exchanging water courage.
Further, described combustion chamber is composite combustion chamber, composite combustion chamber comprises inner combustion chamber and exterior combustion chamber, inner combustion chamber is enclosed within exterior combustion chamber, exterior combustion chamber is connected with air blast, the bottom of inner combustion chamber is back taper, and the inclined-plane of back taper has multiple air holes and air channel, and air channel distributes in the shape of a spiral.
Further, insulating is provided with between described heat exchanger and shell.
After adopting such design, the utility model at least has the following advantages:
Combustion efficiency of combustion chamber of the present utility model is high, and biological particles burning is more abundant, and what the volume of combustion chamber can do very littlely can meet heat demand, reduces floor space, has saved space.Combustion chamber endogenous substance sufficient combustion; and the heat produced after burning almost is all used for heating up to the water of heat-exchanging water courage through over-heat-exchanger heat exchange; the thermal efficiency is high; heat utilization ratio is high; the heat absorption efficiency of heat exchanger can up to 90%, and after heat exchange layer by layer, almost smoke dust produces, and environmental pollution is little; be conducive to environmental protection, can widely popularize.
Combustion chamber adopts composite construction, interior exterior combustion chamber be combined with each other, inner combustion chamber is provided with spiral-distributed air channel, there is the design of a fixed inclination, fire hole can be made not easily to block, and 360 degree of circulation oxygen supplys can be realized, ensure there is sufficient oxygen in inner combustion chamber, wind has certain angle of inclination when entering inner combustion chamber, and the wind that flame is subject to inclination angle produces swingfire, and flame travel is elongated, fully can contact with oxygen in limited space, make burning more abundant, and flame is also more concentrated, combustion thermal efficiency is high.Combustion chamber is communicated with the smoke chamber of heat-exchanging water courage, and the fuel gas that smoke chamber can assist bottom combustion chamber to separate out burns again, forms multistage combustion, and make burning more abundant, efficiency of combustion can reach 3 times of common biomass combustion furnace.
The utility model adopts the design of complete water bag fire, and also have water in fire, flame fully contacts with heat-exchanging water courage, and the heat that burning produces fully can be transmitted feedwater, heat transference efficiency is high, and the smoke temperature of flue gas can below 100 degree, and heat exchanger effectiveness is high.
The dust saved bit by bit can clean out by this biomass combustion furnace easily from heat exchanger, and cleaning easily and thoroughly, can prevent from saving bit by bit because of dust over time affecting heat exchange efficiency.
Heat exchanger programming rate is fast, can be increased to temperature required by the water temperature in heat-exchanging water courage rapidly.This biomass combustion furnace volume is little, lightweight, reasonable in design, whole volume is only high more than 1 meter, width is for more than 1 meter, and floor space is little, and every platform biomass combustion furnace can meet the heating demands in the 400 above spaces of square meter, efficiency of combustion is high, can be applicable to the various occasions such as family, factory floor, collective's heating.Feeding mechanism can adopt automation control system to control, automatic charging, and rate of feeding is controlled.When temperature is too high, reduce charging rate, when the temperature decreases, accelerate charging rate, water temperature is remained in rational temperature range, and automaticity is high, can realize automatic charging, temperature automatically controlled, feed intake specially, saved human resources without the need to manpower.
Volume is little, and consumptive material is few, and production cost is low.
Accompanying drawing explanation
Above-mentioned is only the general introduction of technical solutions of the utility model, and in order to better understand technological means of the present utility model, below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
Fig. 1 is the structural representation of a kind of biomass combustion furnace of the utility model.
Fig. 2 is the structural representation of heat exchanger of the present utility model.
Fig. 3 is the internal structure schematic diagram of heat exchanger of the present utility model.
Fig. 4 is the structural representation of combustion chamber of the present utility model.
Fig. 5 is the bottom top view of inner combustion chamber of the present utility model.
Fig. 6 is the cross sectional representation of heat-exchanging water courage of the present utility model.
Wherein, 1 is chimney, and 2 is air-introduced machine, and 3 is shell, 4 is feed bin, and 5 is feeding mechanism, and 6 is air blast, 7 is ash drawer, and 8 is combustion chamber, and 9 for seeing burner, 10 is water return outlet, and 11 is heat exchanger, and 12 is cleaning door, 13 is delivery port, and 14 is control panel, and 15 is smoke chamber, 16 is diaphragm plate, and 17 is interface channel, and 18 is circulation hydroecium.
Detailed description of the invention
With reference to shown in Fig. 1-6, the utility model provides a kind of biomass combustion furnace, comprise shell 3, feed bin 4, combustion chamber 8, feeding mechanism 5, heat exchanger 11, air blast 6 and air-introduced machine 2, feed bin 4 and combustion chamber 8 is provided with in described shell 3, feeding mechanism 5 is provided with bottom feed bin 4, feeding mechanism 5 is also connected with combustion chamber 8, heat exchanger 11 is provided with above described combustion chamber 8, heat exchanger 11 is provided with cleaning door 12, combustion chamber 8 is provided with air blast 6, dust room is provided with below combustion chamber 8, dust indoor are provided with deashing drawer 7, described combustion chamber is also provided with and sees burner 9, shell 3 side is also provided with delivery port 13 and water return outlet 10, delivery port 13 is connected with heat exchanger 11 respectively with water return outlet 10, chimney 1 is also provided with above described shell 3.
Described heat exchanger 11 is cellular heat-exchanging water courage, and be smoke chamber 15 in the middle of heat-exchanging water courage, be hollow structure between smoke chamber 15 and heat-exchanging water gall bladder wall, i.e. circulation hydroecium 18, recirculated water is positioned at circulation hydroecium 18.Heat-exchanging water courage inside is provided with multiple diaphragm plate 16, described smoke chamber 15 is divided into multiple, multiple interface channel 17 is equipped with between every two smoke chambers 15, diaphragm plate 16 inside is also hollow structure, be communicated with circulation hydroecium 18, inside is full of recirculated water, and combustion chamber 8 is connected by interface channel with smoke chamber.Preferably, 6 smoke chambers 15 are provided with in heat-exchanging water courage, every layer of diaphragm plate 16 is about 0.2 square metre with the contact area of flame, and heating surface area is large, and adopts the design of complete water bag fire, water is also had in fire, flame fully contacts with heat-exchanging water courage, and the heat that burning produces fully can be transmitted feedwater, heat transference efficiency is high, the smoke temperature of flue gas can below 100 degree, and heat exchanger effectiveness is high.
Heat exchanger 11 is provided with cleaning door 12, Seal treatment between circulation hydroecium 18 and cleaning door 12, needs the door only need opening cleaning door when clearing up, cleans out by the dust between every layer of heat-exchanging water courage, convenient and swift, every layer of water courage of heat exchanger all can clean totally.The ashes produced in combustion chamber 8 can drop in the deashing drawer 7 of dust room, below, only need to take out deashing drawer 7 every day and are poured out by ashes, easy to use.The heat-exchanging water courage of described heat exchanger 11 is made up of stainless steel, and the heat exchange water bladder wall adopting the heat exchange water bladder wall made of stainless steel to make than materials such as adopting plain cast iron is thin, can fast propagation heat, heat absorption good effect of heat exchange, and not easily produces incrustation scale.Preferably, heat-exchanging water courage inwall also scribbles corrosion-inhibiting coating, favorable anti-corrosion effect, service life can not be affected because impurities in water corrodes heat-exchanging water courage, long service life.
Described combustion chamber 8 is composite combustion chamber, composite combustion chamber comprises inner combustion chamber 82 and exterior combustion chamber 81, inner combustion chamber 82 is enclosed within exterior combustion chamber 81, exterior combustion chamber 82 is connected with air blast 6, and the bottom of inner combustion chamber 82 is back taper, and the inclined-plane of back taper has multiple air holes and air channel, with reference to shown in Fig. 5, air channel distributes in the shape of a spiral, and biological particles is in inner combustion chamber 82 combustion, and the wind in exterior combustion chamber 81 enters inner combustion chamber 82 along air holes and air channel and plays combustion-supporting effect.Owing to arranging in the shape of a spiral in air channel, wind has certain angle of inclination when entering inner combustion chamber, the wind that flame is subject to inclination angle creates rotation naturally, produce swingfire, flame travel is elongated, fully can contacts with oxygen in limited space, make burning more abundant, and flame is also more concentrated, combustion thermal efficiency is high.The fuel gas that inner combustion chamber 82 produces after burning and do not have the biological particles of sufficient combustion can enter in heat-exchanging water courage under the drive of wind and swingfire on a small quantity smoke chamber 15 in burn away, form multistage combustion, thus make burning more fully thoroughly, improve the utilization rate of fuel.When the temperatures as high more than 600 degrees Celsius of inner combustion chamber 82, the wind entering outer combustion chamber 81, by a large amount of infrared radiant energy transient heatings, makes the wind entering inner combustion chamber 82 be hot blast, can improve fire box temperature, make biological particles conflagration in inner combustion chamber, burning more fully thoroughly.Combustion chamber 8 is also provided with sight burner, conveniently can observes combustion case, handled easily personnel adjustment charging rate, control integral combustion speed, thus control water temperature.
Heat exchanger 11 is provided with control panel 14, can be provided with the action buttons such as charging switch, Temperature displaying, and handled easily and observation water temperature, so that operating personnel's control combustion speed and water temperature.Described feeding mechanism also can adopt automation control system to control, automatic charging, and rate of feeding is controlled.When temperature is too high, reduce charging rate, when the temperature decreases, accelerate charging rate, water temperature is remained in rational temperature range, and automaticity is high.
During use, biological particles is put into feed bin, by feed mechanism, biological particles is sent to combustion chamber, combustion chamber adopts composite screw air channel structure, can accurate air distribution, can realize the burning of swingfire floatation type in combustion chamber, the stroke of flame in combustion chamber is elongated, flame fully can mix with air intake, makes biological particles sufficient combustion thorough.The heat that burning produces and flue gas can be discharged along the chimney of flue upwards through heat exchanger top of the gap between the interface channel of every layer of heat-exchanging water courage and heat exchanger both sides.
Be provided with insulating between heat exchanger 11 and shell 3, high insulating effect, can prevent personnel from scalding.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection domain of the present utility model.
Claims (5)
1. a biomass combustion furnace, it is characterized in that, comprise shell, feed bin, combustion chamber, feeding mechanism, heat exchanger, air blast and air-introduced machine, feed bin and combustion chamber is provided with in described shell, bin bottom is provided with feeding mechanism, feeding mechanism is also connected with combustion chamber, heat exchanger is provided with above described combustion chamber, heat exchanger is provided with cleaning door, combustion chamber is provided with air blast, dust room is provided with below combustion chamber, dust indoor are provided with deashing drawer, described combustion chamber is also provided with sight burner, shell side is also provided with delivery port and water return outlet, delivery port is connected with heat exchanger respectively with water return outlet, also chimney is provided with above described shell.
2. biomass combustion furnace according to claim 1, is characterized in that, described heat exchanger is cellular heat-exchanging water courage, be smoke chamber in the middle of heat-exchanging water courage, be hollow structure between smoke chamber and heat-exchanging water gall bladder wall, namely circulate hydroecium, and recirculated water is positioned at recirculated water indoor; Heat-exchanging water courage inside is provided with multiple diaphragm plate, and described smoke chamber is divided into multiple, is equipped with multiple interface channel between every two smoke chambers, diaphragm plate inside is also hollow structure, be communicated with circulation hydroecium, inside is full of recirculated water, and combustion chamber is connected by interface channel with smoke chamber.
3. biomass combustion furnace according to claim 2, is characterized in that, is provided with six smoke chambers in heat-exchanging water courage.
4. biomass combustion furnace according to claim 1, it is characterized in that, described combustion chamber is composite combustion chamber, composite combustion chamber comprises inner combustion chamber and exterior combustion chamber, inner combustion chamber is enclosed within exterior combustion chamber, and exterior combustion chamber is connected with air blast, and the bottom of inner combustion chamber is back taper, the inclined-plane of back taper has multiple air holes and air channel, and air channel distributes in the shape of a spiral.
5. biomass combustion furnace according to claim 1, is characterized in that, is provided with insulating between described heat exchanger and shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624217.XU CN204943879U (en) | 2015-08-18 | 2015-08-18 | A kind of biomass combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624217.XU CN204943879U (en) | 2015-08-18 | 2015-08-18 | A kind of biomass combustion furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204943879U true CN204943879U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520624217.XU Expired - Fee Related CN204943879U (en) | 2015-08-18 | 2015-08-18 | A kind of biomass combustion furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204943879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020884A (en) * | 2015-08-18 | 2015-11-04 | 烟台尚美丽家节能科技有限公司 | Biomass combustion furnace |
-
2015
- 2015-08-18 CN CN201520624217.XU patent/CN204943879U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020884A (en) * | 2015-08-18 | 2015-11-04 | 烟台尚美丽家节能科技有限公司 | Biomass combustion furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20180818 |
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| CF01 | Termination of patent right due to non-payment of annual fee |