CN206361677U - Biomass combustion furnace - Google Patents
Biomass combustion furnace Download PDFInfo
- Publication number
- CN206361677U CN206361677U CN201720008033.XU CN201720008033U CN206361677U CN 206361677 U CN206361677 U CN 206361677U CN 201720008033 U CN201720008033 U CN 201720008033U CN 206361677 U CN206361677 U CN 206361677U
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- Prior art keywords
- purification
- torus
- evaporation
- burner hearth
- chamber
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Abstract
The utility model discloses a kind of biomass combustion furnace, in addition to remaining cigarette EGR and remaining fume purifying apparatus；The remaining cigarette EGR includes warm-air pipe, torus and backwind tube, and the warm-air pipe arrival end is connected with the heating zone of roof of the furnace, the port of export and torus UNICOM；The level height of the torus is more than roof of the furnace level height；The backwind tube arrival end is connected with torus, the port of export is connected with burner hearth bottom；The remaining fume purifying apparatus includes one disk of purification chamber and evaporation；The purification chamber is placed in below torus and connected with torus, and the purification bottom of chamber portion is provided with outlet；It is described to evaporate disk top open ports and be placed in purification intracavitary, provided with evaporation liquid in the disk of evaporation one.
Description
Technical field
The utility model is related to a kind of burning fuel firing equipment, more particularly to a kind of biomass combustion furnace.
Background technology
When combustion furnace uses biomass fuel, burning can produce black smoke, carbon monoxide, carbon dioxide and oxynitrides etc.
Noxious gas emission pollutes environment, is unfavorable for the physical and mental health of people in air；And use light diesel, natural gas to be used as combustion
Expect or use electric furnace, expensive, use cost is high.
At present, using the combustion furnace of biomass fuel, its roof of the furnace and heating surface intersection be typically all it is unlimited or
Provided with chimney, biomass fuel combustion rate 60% or so, remaining 40% imperfect combustion formation dense smoke is dissipated by open ports or chimney
Send out in air, utilization rate is low, waste of resource.Secondly, organic matter imperfect combustion during biomass fuel combustion formation dense smoke
It is thrown into air, obstructs the view, have a negative impact to surrounding environment, in particular with the combustion furnace of biomass granule fuel
During cooking, smog makes the blurred vision of eye, in-convenience in use.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of easy to use, energy consumption is small, waste heat recovery rate is high, energy is net
Change the biomass combustion furnace of remaining cigarette.
In order to solve the above-mentioned technical problem, biomass combustion furnace of the present utility model, including burner hearth and grate；The burner hearth
Top is tightly connected to form heating zone with heated body；The grate is placed in burner hearth bottom；Also include remaining cigarette EGR and remaining cigarette
Purifier；The remaining cigarette EGR includes warm-air pipe, torus and backwind tube, the warm-air pipe arrival end and roof of the furnace
Heating zone connection, the port of export connects with torus；The level height of the torus is more than roof of the furnace level height；It is described
Backwind tube arrival end is connected with torus, the port of export is connected with burner hearth bottom, and the remaining cigarette for roof of the furnace heating zone is through hot blast
Pipe enter torus after, again by backwind tube flow back into burner hearth bottom carry out second-time burning；The remaining fume purifying apparatus includes
Purify one disk of chamber and evaporation；The purification chamber is placed in below torus and connected with torus, and the purification bottom of chamber portion is provided with discharge
Mouthful；It is described to evaporate disk top open ports and be placed in purification intracavitary, provided with evaporation liquid in the disk of evaporation one, evaporated for evaporating liquid
Combined into steam with Yu Yanzhong pernicious gas from the pernicious gas of outlet discharge or/and Yu Yanzhong is dissolved in evaporation liquid.
Also include the secondary chamber of circulation and return air looped pipeline, the secondary chamber of the circulation is placed between torus and purification chamber and respectively with following
Ring cavity, purification chamber connection；Chamber is connected the return air looped pipeline arrival end, the port of export is connected with burner hearth bottom, for following with circulation pair
Burner hearth bottom progress second-time burning is flowed back into after the secondary chamber of remaining cigarette entrance circulation in ring cavity, again by return air looped pipeline.
Also include the flue of vertical level, the torus, the secondary chamber of circulation, purification chamber are connected by flue；The heat
Wind tube outlet end is placed in the entrance of flue.
The flue is additionally provided with remaining cigarette guide cylinder；The guide cylinder bottom is provided with horn mouth, is entered for remaining cigarette by horn mouth
Enter guide cylinder and introduce flue.
The warm-air pipe port of export is perpendicular to horizontal plane.
The warm-air pipe arrival end is provided with Gas inlet tube；The Gas inlet tube is set around roof of the furnace inwall；The Gas inlet tube is provided with
Equally distributed air intake vent；The air intake vent is connected with burner hearth, the remaining cigarette in burner hearth is entered warm-air pipe by Gas inlet tube.
Also include two disks of evaporation, the disk of evaporation two is placed in above one disk of evaporation；The purification chamber is by evaporating two disks point
It is divided into purification epicoele and purification cavity of resorption；Two disks of the evaporation are provided with flue；The purification epicoele is connected with purification cavity of resorption by flue
It is logical.
Also include three disks of evaporation, the disk of evaporation three is placed between one disk of two disks of evaporation and evaporation；Outside three disks of the evaporation
Flue is provided between profile and purification cavity wall；The purification cavity of resorption is separated under the next chamber of purification and purification by evaporating three disks
Two chambers；The next chamber of purification is connected with lower two chambers of purification by flue.
The grate is tapered.
The grate is made out of tubes, and the two ends of the pipe are connected with outside burner hearth respectively, for heat exchange outside burner hearth.
Using structure of the present utility model, due to also including remaining cigarette EGR and remaining fume purifying apparatus, in use, burner hearth
The remaining cigarette of heating zone enters warm-air pipe under the cross-ventilation effect that fuel combustion is produced, and remaining cigarette comes out nature from warm-air pipe and produced
The remaining cigarette that cross-ventilation enters in torus, torus forms negative pressure in the presence of cross-ventilation and flows back to burner hearth into backwind tube
Burn away, fuel firing rate is high, i.e., quantity of heat production is high, fuel availability is high, has saved resource.And the carbon dioxide in torus
Enter purification intracavitary with oxynitrides and the remaining cigarette of a part etc., the evaporation liquid that purification intracavitary evaporates a disk flashes to gaseous state and two
Carbonoxide and oxynitrides and the remaining cigarette of a part etc. combine or react or be dissolved in evaporation liquid, evaporation liquid and carbon dioxide and nitrogen
The proportion for the material that oxygen compound and the remaining cigarette of a part etc. are combined or reaction is formed is more than air, and under gravity by arranging
Outlet discharge, the gas of discharge is smokeless, harmless, has purified environment, has been conducive to the physical and mental health of people, easy to use.
Due to also including the secondary chamber of circulation and return air looped pipeline, the secondary chamber of circulation is placed between torus and purification chamber and respectively with following
Ring cavity, purification chamber connection, chamber is connected return air looped pipeline arrival end, the port of export is connected with burner hearth bottom, for torus with circulation pair
Burner hearth bottom progress second-time burning, fuel firing rate are flowed back into after the interior secondary chamber of remaining cigarette entrance circulation, again by return air looped pipeline
Higher, i.e., quantity of heat production is higher, and fuel availability is higher, more simple and convenient for use.
Again due to also including the flue of vertical level, torus, the secondary chamber of circulation, purification chamber are connected by flue, hot blast
The pipe port of export is placed in the entrance of flue, so that the remaining cigarette come out from warm-air pipe preferably produces cross-ventilation formation negative pressure, remaining cigarette
Enter burner hearth better by backwind tube and carry out second-time burning, fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is more
Height, it is more simple and convenient for use.
Because flue is additionally provided with remaining cigarette guide cylinder, guide cylinder bottom is provided with horn mouth, is entered for remaining cigarette by horn mouth and led
Flue is introduced to cylinder, remaining cigarette enters burner hearth better by backwind tube and carries out second-time burning, and fuel firing rate is higher, i.e. quantity of heat production
Higher, fuel availability is higher, more simple and convenient for use.
Because the warm-air pipe port of export is perpendicular to horizontal plane, remaining cigarette produces convection current preferably in torus and forms negative pressure, then
Burner hearth is entered by backwind tube and carries out second-time burning, fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, makes
With more simple and convenient.
Because warm-air pipe arrival end is provided with Gas inlet tube, Gas inlet tube is set around roof of the furnace inwall, and the Gas inlet tube is provided with uniform
The air intake vent of distribution, air intake vent is connected with burner hearth, remaining cigarette in burner hearth is entered warm-air pipe by Gas inlet tube, remaining cigarette preferably,
More uniformly enter warm-air pipe, fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, more simple and convenient for use.
Due to also including two disks of evaporation, two disks of evaporation are placed in above one disk of evaporation, and purification chamber is separated into by evaporating two disks
Purify epicoele with purification cavity of resorption, evaporation two disks be provided with flue, purification epicoele with purification cavity of resorption connected by flue, carbon dioxide with
Oxynitrides and the remaining cigarette of a part etc. are in purification intracavitary is more fully combined with evaporation liquid or reacts or be dissolved in and evaporate liquid, only
Change effect more preferably, be more beneficial for the physical and mental health of people, using more convenient.
Due to also including three disks of evaporation, three disks of evaporation are placed between one disk of two disks of evaporation and evaporation, evaporate three disk outlines
Flue is provided between purification cavity wall, purification cavity of resorption is separated into the next chamber of purification and lower two chambers of purification by evaporating three disks, only
Change next chamber to connect by flue with lower two chambers of purification, that is, form carbon dioxide and oxynitrides and the remaining cigarette of a part etc. circuitous
Return or S type passages, carbon dioxide and oxynitrides and the remaining cigarette of a part etc. are longer in purification intracavitary residence time, i.e. dioxy
Change carbon and oxynitrides and the remaining cigarette of a part etc. more fully to be combined with evaporation liquid or react or be dissolved in evaporation liquid, purification effect
Fruit more preferably, is more beneficial for the physical and mental health of people, using more convenient.
Because grate is tapered, the air of grate bottom is easier to enter burner hearth, and fuel combustion is more abundant, fuel firing rate
Higher, i.e., quantity of heat production is higher, and fuel availability is higher, more simple and convenient for use.
Because grate is made out of tubes, the two ends of pipe are connected with outside burner hearth respectively, for heat exchange outside burner hearth, in air-introduced machine
Or it is in the presence of air blower that the heat introducing of grate is indoor for warming oneself, fuel availability is higher, more simple and convenient for use.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is sectional views of the Fig. 1 along line A-A.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description：
As shown in Figure 1 and Figure 2, biomass combustion furnace of the present utility model, including burner hearth and grate 10, roof of the furnace with by
Hot body is tightly connected to form heating zone.Grate 10 is placed in burner hearth bottom.Also include remaining cigarette EGR and remaining fume purifying apparatus.It is remaining
Cigarette EGR includes warm-air pipe 12, torus 1 and backwind tube 5.The arrival end of warm-air pipe 12 connects with the heating zone of roof of the furnace,
The port of export is connected with torus 1.The level height of torus 1 is more than roof of the furnace level height.The arrival end of backwind tube 5 and circulation
Chamber 1 is connected, the port of export is connected with burner hearth bottom, for roof of the furnace heating zone remaining cigarette through warm-air pipe 12 enter torus 1 after,
Burner hearth bottom is flowed back into by backwind tube 5 again and carries out second-time burning.Remaining fume purifying apparatus includes one disk 9 of purification chamber 3 and evaporation.
Purification chamber 3 is placed in the lower section of torus 1 and connected with torus 1, and the bottom of purification chamber 3 is provided with outlet 7.Evaporate the top of a disk 9
Open ports and it is placed in purification chamber 3, provided with evaporation liquid in the disk 9 of the evaporation one, steam and Yu Yanzhong is flashed to for evaporating liquid
Pernicious gas combine from outlet 7 discharge or/and Yu Yanzhong pernicious gas be dissolved in evaporation liquid in.
In order to which fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, more simple and convenient for use, in addition to
The secondary chamber 2 of circulation and return air looped pipeline 4.The secondary chamber 2 of circulation be placed between torus 1 and purification chamber 3 and respectively with torus 1, purification chamber 3
Connection.Chamber 2 is connected the arrival end of return air looped pipeline 4, the port of export is connected with burner hearth bottom with circulation pair, for the remaining cigarette in torus 1
Burner hearth bottom progress second-time burning is flowed back into after into the secondary chamber 2 of circulation, again by return air looped pipeline 4.
In order that the remaining cigarette come out from warm-air pipe preferably produces cross-ventilation formation negative pressure, remaining cigarette is better by return air
Pipe enters burner hearth and carries out second-time burning, and fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, and use is simpler
It is convenient, include the flue 14 of vertical level.Torus 1, the secondary chamber 2 of circulation, purification chamber 3 are connected by flue 14.Warm-air pipe
12 ports of export are placed in the entrance of flue 14.
In order that remaining cigarette enters burner hearth better by backwind tube carries out second-time burning, fuel firing rate is higher, i.e. heat production
Amount is higher, and fuel availability is higher, more simple and convenient for use, and flue 14 is additionally provided with remaining cigarette guide cylinder 13.The bottom of guide cylinder 13 is set
There is horn mouth, flue 14 is introduced into guide cylinder 13 by horn mouth for remaining cigarette.
Negative pressure is formed in order to which remaining cigarette produces convection current preferably in torus, then it is secondary into burner hearth progress by backwind tube
Burning, fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, more simple and convenient for use, the port of export of warm-air pipe 12
Perpendicular to horizontal plane.
In order that remaining cigarette preferably, more uniformly enter warm-air pipe, fuel firing rate is higher, i.e., quantity of heat production is higher, fuel
Utilization rate is higher, more simple and convenient for use, and the arrival end of warm-air pipe 12 is provided with Gas inlet tube 11.Gas inlet tube 11 is set around roof of the furnace inwall
Put.The Gas inlet tube 11 is provided with equally distributed air intake vent.Air intake vent is connected with burner hearth, the remaining cigarette in burner hearth is passed through Gas inlet tube 11
Into warm-air pipe 12.
In order that carbon dioxide and oxynitrides and the remaining cigarette of a part etc. are purifying intracavitary more fully with evaporating liquid knot
Close or reaction or be dissolved in evaporation liquid, clean-up effect more preferably, is more beneficial for the physical and mental health of people, using more convenient, in addition to steam
Send out two disks 6.Evaporate two disks 6 and be placed in the top of one disk of evaporation 9.Purification chamber 3 is separated under purification epicoele and purification by evaporating two disks 6
Chamber.Evaporate two disks 6 and be provided with remaining cigarette channel.Purification epicoele is connected with purification cavity of resorption by remaining cigarette channel.
For clean-up effect more preferably, the physical and mental health of people is more beneficial for, using more convenient, in addition to three disks 8 of evaporation.Evaporation
Three disks 8 are placed between one disk 9 of two disks 6 of evaporation and evaporation.Evaporate and be provided with Yu Yantong between the outline of three disk 8 and purification cavity wall
Road.Purification cavity of resorption is separated into the next chamber of purification and lower two chambers of purification by evaporating three disks 8.Purify next chamber and lower two chambers of purification lead to
Excess enthalpy cigarette channel is connected.Purification cavity of resorption is separated into the next chamber of purification and lower two chambers of purification by evaporating three disks, purify next chamber and
Lower two chambers of purification are connected by flue, that is, form the roundabout or S types such as carbon dioxide and oxynitrides and the remaining cigarette of a part logical
Road, carbon dioxide and oxynitrides and the remaining cigarette of a part etc. are longer in purification intracavitary residence time, i.e. carbon dioxide and nitrogen
Oxygen compound and the remaining cigarette of a part etc. are more fully combined with evaporation liquid or react or be dissolved in evaporation liquid, and clean-up effect is more preferable,
The physical and mental health of people is more beneficial for, using more convenient.
In order that fuel availability is higher, more simple and convenient for use, grate 10 is tapered.The air of grate bottom is easier
Into burner hearth, fuel combustion is more abundant, and fuel firing rate is higher, i.e., quantity of heat production is higher, and fuel availability is higher, and use is simpler
It is convenient.
In order that fuel availability is higher, more simple and convenient for use, grate 10 is made out of tubes.The two ends of pipe respectively with burner hearth
Outer connection, for heat exchange outside burner hearth.The heat of grate is introduced indoor for taking in the presence of air-introduced machine or air blower
Warm, fuel availability is higher, more simple and convenient for use.
Claims (10)
1. a kind of biomass combustion furnace, including burner hearth and grate（10）；The roof of the furnace is tightly connected to be formed with heated body to be added
Hot-zone；The grate（10）It is placed in burner hearth bottom；It is characterized in that：Also include remaining cigarette EGR and remaining fume purifying apparatus；
The remaining cigarette EGR includes warm-air pipe（12）, torus（1）And backwind tube（5）, the warm-air pipe（12）Arrival end
Connected with the heating zone of roof of the furnace, the port of export and torus（1）Connection；The torus（1）Level height be more than burner hearth
Top level elevation；The backwind tube（5）Arrival end and torus（1）Connection, the port of export are connected with burner hearth bottom, for burner hearth
The remaining cigarette of top heating zone is through warm-air pipe（12）Into torus（1）Afterwards, backwind tube is passed through again（5）Burner hearth bottom is flowed back into enter
Row second-time burning；
The remaining fume purifying apparatus includes purification chamber（3）With evaporate a disk（9）；The purification chamber（3）It is placed in torus（1）Lower section
And and torus（1）Connection, the purification chamber（3）Bottom is provided with outlet（7）；One disk of the evaporation（9）Top open ports and put
In purification chamber（3）It is interior, the disk of evaporation one（9）It is interior to be provided with evaporation liquid, flash to steam and Yu Yanzhong harmful gas for evaporating liquid
Body is combined from outlet（7）Discharge or/and Yu Yanzhong pernicious gas are dissolved in evaporation liquid.
2. biomass combustion furnace according to claim 1, it is characterised in that：Also include the secondary chamber of circulation（2）With return air looped pipeline
（4）, the secondary chamber of circulation（2）It is placed in torus（1）With purification chamber（3）Between and respectively with torus（1）, purification chamber（3）Even
It is logical；The return air looped pipeline（4）Arrival end and the secondary chamber of circulation（2）Connection, the port of export are connected with burner hearth bottom, for torus（1）
Interior remaining cigarette enters the secondary chamber of circulation（2）Afterwards, return air looped pipeline is passed through again（4）Flow back into burner hearth bottom and carry out second-time burning.
3. biomass combustion furnace according to claim 2, it is characterised in that：Also include the flue of vertical level（14）,
The torus（1）, the secondary chamber of circulation（2）, purification chamber（3）Pass through flue（14）Connection；The warm-air pipe（12）The port of export is placed in
Flue（14）Entrance.
4. biomass combustion furnace according to claim 3, it is characterised in that：The flue（14）It is additionally provided with remaining cigarette guide cylinder
（13）；The guide cylinder（13）Bottom is provided with horn mouth, enters guide cylinder by horn mouth for remaining cigarette（13）Introduce flue（14）.
5. biomass combustion furnace according to claim 1, it is characterised in that：The warm-air pipe（12）The port of export is perpendicular to water
Plane.
6. biomass combustion furnace according to claim 1, it is characterised in that：The warm-air pipe（12）Arrival end is provided with inlet air
Pipe（11）；The Gas inlet tube（11）Set around roof of the furnace inwall；The Gas inlet tube（11）Provided with equally distributed air intake vent；It is described
Air intake vent is connected with burner hearth, the remaining cigarette in burner hearth is passed through Gas inlet tube（11）Into warm-air pipe（12）.
7. biomass combustion furnace according to claim 1, it is characterised in that：Also include two disks of evaporation（6）, the evaporation two
Disk（6）It is placed in one disk of evaporation（9）Top；The purification chamber（3）By evaporating two disks（6）Under being separated into purification epicoele and purifying
Chamber；Two disks of the evaporation（6）Provided with remaining cigarette channel；The purification epicoele is connected with purification cavity of resorption by remaining cigarette channel.
8. biomass combustion furnace according to claim 5, it is characterised in that：Also include three disks of evaporation（8）, the evaporation three
Disk（8）It is placed in two disks of evaporation（6）With evaporating a disk（9）Between；Three disks of the evaporation（8）Set between outline and purification cavity wall
Have a surplus cigarette channel；The purification cavity of resorption is by evaporating three disks（8）It is separated into the next chamber of purification and lower two chambers of purification；Under the purification
One chamber is connected with lower two chambers of purification by remaining cigarette channel.
9. biomass combustion furnace according to claim 1, it is characterised in that：The grate（10）It is tapered.
10. biomass combustion furnace according to claim 1, it is characterised in that：The grate（10）It is made out of tubes, the pipe
Two ends connected respectively with outside burner hearth, for heat exchange outside burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008033.XU CN206361677U (en) | 2017-01-05 | 2017-01-05 | Biomass combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008033.XU CN206361677U (en) | 2017-01-05 | 2017-01-05 | Biomass combustion furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206361677U true CN206361677U (en) | 2017-07-28 |
Family
ID=59378846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720008033.XU Expired - Fee Related CN206361677U (en) | 2017-01-05 | 2017-01-05 | Biomass combustion furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206361677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524136A (en) * | 2017-01-05 | 2017-03-22 | 何小群 | Biomass combustion furnace |
| CN111750344A (en) * | 2020-06-29 | 2020-10-09 | 国网河北省电力有限公司电力科学研究院 | Counter-rotating flue gas separation biomass straw furnace |
-
2017
- 2017-01-05 CN CN201720008033.XU patent/CN206361677U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524136A (en) * | 2017-01-05 | 2017-03-22 | 何小群 | Biomass combustion furnace |
| CN111750344A (en) * | 2020-06-29 | 2020-10-09 | 国网河北省电力有限公司电力科学研究院 | Counter-rotating flue gas separation biomass straw furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170728 Termination date: 20200105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |