CN206291232U - A kind of negative pressure is ignited separator - Google Patents
A kind of negative pressure is ignited separator Download PDFInfo
- Publication number
- CN206291232U CN206291232U CN201621402884.4U CN201621402884U CN206291232U CN 206291232 U CN206291232 U CN 206291232U CN 201621402884 U CN201621402884 U CN 201621402884U CN 206291232 U CN206291232 U CN 206291232U
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- CN
- China
- Prior art keywords
- burner hearth
- ignitron
- baffle plate
- furnace wall
- tightly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Solid-Fuel Combustion (AREA)
Abstract
A kind of negative pressure is ignited separator, is related to coal-burning boiler field, including body of heater and blower fan, the body of heater to include furnace wall, baffle plate and ignitron；The furnace wall surrounds vertical airtight burner hearth, and the burner hearth top is provided with air inlet, and the burner hearth lower section is provided with gas outlet and is connected with the blower fan；The ignitron is vertically arranged in the burner hearth, and multiple baffle plates are tightly connected and downward-sloping with the furnace wall and/or ignitron, the burner hearth is divided into upper and lower at least three layers；And the baffle plate of every layer of burner hearth bottom be formed with blanking and ventilation the mouth that falls, from top to bottom it is described fall mouth bore be gradually reduced.It can standing pilot stove fuel, promote fully burning, improve efficiency, and fuel and product can be classified, realize energy-saving and emission-reduction.
Description
Technical field
This is new to be related to solid fuel stove field, and in particular to a kind of negative pressure is ignited separator.
Background technology
Boiler is a kind of energy conversion, and the energy being input into boiler has chemical energy or electric energy in fuel, and boiler is defeated
Go out the steam with certain heat energy, high-temperature water or organic heat carrier.Boiler is included in be filled with water pot and the burning fuel heated on fire
Place stove two large divisions.The hot water or steam produced in boiler can be directly warm for needed for industrial production and people's lives are provided
Can, also mechanical energy can be converted to by Steam Power Equipment, or electric energy converted mechanical energy into by generator again.
Existing coal-burning boiler is heated by the way of the direct combustion heating of open burner hearth is filled with water pot.Traditional coal
Hearth combustion efficiency is low, it is impossible to heat energy in carrier is converted to after chemical energy is fully burnt.When ambient pressure is relatively low, wind direction with row
Flue is conversely, influence burner hearth fuel combustion.It not only pollutes environment, reduces combustion heat value；It is also easy to cause flue gas to pour in down a chimney, seriously
Influence the human health or safety of user within doors.
Traditional coal stove uses lower air inlet mode.Furnace bottom air themperature rich oxygen content is big, and fuel combustion is more abundant, by Base Heat
Amount rises ignites middle part fuel.Furnace roof air themperature low oxygen content is small, and fuel combustion not exclusively, easily produces harmful smoke.
Once stove fire partly puts out, because burner hearth is contained within not sufficiently combusted low-carbon (LC) coal and yin fire, fuel is difficult to burn completely, equally easily leads
The harmful substances such as soot dust granule, carbon monoxide and sulfur monoxide are caused to be discharged with flue gas.And difficulty of igniting again is, it is necessary to expend wood
The ignition substance such as bavin and paper, supervenes a large amount of dense smoke dust.Its not only program it is complicated, high cost, and speed of igniting is slow, combustion
Material combustion efficiency is poor, and pollution is high.In conventional coal-fired process, because high-temperature flue gas are gradually lowered the temperature in smoke evacuation, a large amount of tar are formed attached
In inner-walls of duct, and further promote flue dust adhesion, final influence exchanges heat and flue gas discharge.
Utility model content
In order to solve the above mentioned problem of prior art, a kind of this new negative pressure of offer is ignited separator, can persistently be drawn
Burner fuel, promotes fully burning, improves efficiency, and fuel and product can be classified, and realizes energy-saving and emission-reduction.
A kind of negative pressure is ignited separator, including body of heater and blower fan, and the body of heater includes furnace wall, baffle plate and ignitron；Institute
State furnace wall and surround vertical airtight burner hearth, the burner hearth top is provided with air inlet, the burner hearth lower section be provided with gas outlet and
Connected with the blower fan；The ignitron is vertically arranged in the burner hearth, multiple baffle plates and the furnace wall and/or is ignited
Pipe is tightly connected and downward-sloping, the burner hearth is divided into upper and lower at least three layers；And every layer of baffle plate of the burner hearth bottom
Be formed with blanking and ventilation the mouth that falls, from top to bottom it is described fall mouth bore be gradually reduced.
This Novel work mechanism is：The blower fan work, makes oxygen-containing air enter burner hearth from air inlet, and the fuel is in stove
Thorax upper strata is heated through ignitron, is ignited with air contact；Size reduces after the fuel combustion certain hour, and through falling, mouth falls into down
Layer burner hearth burns away；Until being discharged through gas outlet after all burnt.
Preferably, the burner hearth is provided with economizer bank, the economizer bank and the air inlet in the furnace wall
Mouth connection.Oxygen-containing air enters after burner hearth high-temperature heating, further promotes efficiency of combustion, it is to avoid the generation of noxious products.
Preferably, the air outlet is connected with the blower fan by cyclone separator.The cyclone separator can be by
Ashes and waste gas in the flue gas of bottom are separated, and further reduce particulate matter to the discharge in air.
Preferably, it is described fall intraoral edge be serrated.The structure promotes the ventilation of stove inner flow passage, prevents obstruction；And can make
Single fuel homogenous combustion from outside to inside, promotes fuel to fall uniform.
Preferably, being provided with above the burner hearth can closed charging aperture.
In this some new implementation method, the burner hearth is arranged in the burner hearth in cylinder, the ignitron
Centre；In sector, the outer arc of the baffle plate is tightly connected the baffle plate with the furnace wall, inner arc and the ignitron gas
Close connection；Every layer of burner hearth is provided with multiple baffle plates, and adjacent side and the furnace wall and ignitron of the adjacent baffle plate surround institute
State mouth；From top to bottom, the width and/or quantity of every layer of baffle plate gradually increase.Such scheme can realize that multichannel enters
Gas, wind flow is big, and blanking is more.
In this other new preferred embodiment, in the burner hearth, the baffle plate of every layer of burner hearth is formed
The mouth that falls be provided only with one, make the burner hearth interior air-flow passage single.The structure setting is prevented from air inlet runner short circuit, combustion
Material burning is uneven.
Preferably, the burner hearth is in elliptical cylinder-shape；Two ignitrons are respectively arranged at the left and right sides in the burner hearth,
And be tightly connected with the furnace wall；The baffle plate is in strip, and two ignitrons in one end and left and right are from top to bottom alternately
Be tightly connected, the other end and the disjunct ignitron and both sides furnace wall surround it is described fall mouth；From top to bottom, the baffle plate
Length gradually increases and/or the downward gradient of the baffle plate is gradually reduced.Such scheme can increase burner hearth and ignite efficiency, drop
Low oxygen demand of igniting, further promotes speed heat in short-term.
Preferably, in cylinder, the ignitron is arranged at the burner hearth center to the burner hearth；The baffle plate leaks for eccentric
Bucket, the ignitron and is tightly connected through the side wall of the funnel with the baffle plate, the funnel upper limb and the furnace wall gas
Close connection, the funnel is partial between the ignitron and the furnace wall, and bottom opening formed it is described fall mouth；From top to bottom,
It is described fall mouthful eccentric position or so be arranged alternately.The baffle plate has lower arcuate surface, promote fuel burn dropping process in,
Through scrolling down through or sliding into up to lower floor Luo Kou, it is to avoid the generation at blanking dead angle, combustion heat-exchange efficiency is improved；Reduce mouth extremely
Distance of fall between lower floor's baffle plate, further prevents fuel from dropping generation irregular block and dust, safe and silent.
Preferably, in cylinder, the ignitron is arranged at the burner hearth center to the burner hearth；The baffle plate includes, connects
Continuous downward spiral plate, and multiple is vertically arranged at the dividing plate on the spiral plate；The ignitron passes through the spiral plate
Spiral center, and be tightly connected with the spiral plate inner edge, the spiral plate outer rim is tightly connected with the furnace wall, forms spiral shell
Single channel under rotation direction；The dividing plate is rectangle, and upper and lower both sides are tightly connected with spiral plate, and outside is tightly connected with furnace wall,
Inner edge and the disjunct spiral plate and ignitron surround it is described fall mouth；From top to bottom, the left and right width of the dividing plate is gradually
Increase.The spiral plate, further promotes fuel in the dropping process that burns, and falls up to lower floor through scrolling down through or sliding into
Mouthful, it is entirely avoided fuel drops the irregular block and dust of generation.
The utility model brings the resultant effect to include：
Originally it is new to utilize blower fan and airtight pipeline, the negative pressure state in burner hearth and gas circuit is realized, promote gas in stove
The interior effective flowing from top to bottom of thorax, not only contributes to the abundant burning of fuel, also eliminated the leakage hidden danger of harmful exhaust.This is new
Type utilization is combustion standing pilot mechanism, and heating load stabilization improves fuel economy.This is new also by multi-stage fuel point
Structure of disembarking carries out multistage combustion to fuel, makes full use of furnace cavity, not only burns abundant, reduces the generation of harmful substance；And
And the intermediate products such as tar, coal ash are reduced, improve fuel and ignite speed；Simultaneously, it is thus also avoided that carbon monoxide, an oxidation
The leakage of the gas harmful product such as nitrogen, sulfur dioxide.This it is new also by air inlet, feed and three kinds of modes of temperature of igniting, it is right
Combustion power Comprehensive Control, quantitative heat supply.Structure design comprehensively works, and realizes speed heat in short-term controllable.And combustion product is collected
It is convenient, safety and environmental protection.
Brief description of the drawings
Fig. 1 be the negative pressure of this new embodiment 1 ignite heat exchange preheating device external perspective schematic diagram.
Fig. 2 is that the negative pressure of this new embodiment 1 is ignited heat exchange preheating device longitudinal section internal structure schematic diagram.
Fig. 3 be the negative pressure of this new embodiment 1 ignite heat exchange preheating device upper of furnace body cross-sectional interior structural representation.
Fig. 4 is that the negative pressure of this new embodiment 1 is ignited heat exchange preheating device body of heater middle part cross-sectional interior structural representation.
Fig. 5 be the negative pressure of this new embodiment 1 ignite heat exchange preheating device lower portion of furnace body cross-sectional interior structural representation.
Fig. 6 is that the negative pressure of this new embodiment 2 is ignited heat exchange preheating device longitudinal section internal structure schematic diagram.
Fig. 7 be the negative pressure of this new embodiment 2 ignite heat exchange preheating device cross-sectional interior structural representation.
Fig. 8 be the negative pressure of this new embodiment 3 ignite heat exchange preheating device top half dimensional structure diagram.
Fig. 9 is that the negative pressure of this new embodiment 4 is ignited heat exchange preheating device longitudinal section internal structure schematic diagram.
Figure 10 be the negative pressure of this new embodiment 4 ignite heat exchange preheating device cross-sectional interior structural representation.
Wherein, it is simplification view, the blower fan is not shown in addition to Fig. 2；Identical part is attached with identical in the accompanying drawings
Icon remembers that accompanying drawing is not drawn according to actual ratio.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of negative pressure is ignited separator, including body of heater 1 and blower fan 2, and the body of heater 1 includes furnace wall 11, baffle plate 12 and draws
Combustion pipe 13；The furnace wall 11 surrounds vertical airtight burner hearth 14, and the top of the burner hearth 14 is provided with air inlet 15, under the burner hearth
Side is provided with gas outlet 16 and is connected with the blower fan 2；The ignitron 13 is vertically arranged in the burner hearth 14, multiple described
Baffle plate 12 is tightly connected and downward-sloping with the furnace wall 11 and ignitron 13, the burner hearth 14 is divided into upper and lower four layers；
And the baffle plate 12 of every layer of bottom of the burner hearth 11 be formed with blanking and ventilation the mouth 17 that falls, from top to bottom it is described fall mouth 17 bore
It is gradually reduced.
The present embodiment working mechanism is：The blower fan 2 works, and oxygen-containing air is entered burner hearth 14 from air inlet 15, described
Fuel is heated on the upper strata of burner hearth 14 through ignitron 13, is ignited with air contact；Size reduces after the fuel combustion certain hour,
Lower floor's burner hearth 14 is fallen into through the mouth 17 that falls to burn away；Until being discharged through gas outlet 16 after all burnt.
The burner hearth 14 is provided with economizer bank 3, the economizer bank 3 and the air inlet in the furnace wall 11
15 connections.Oxygen-containing air enters after the high-temperature heating of burner hearth 14, further promotes efficiency of combustion, it is to avoid the product of noxious products
It is raw.
The air outlet 16 is connected with the blower fan by cyclone separator 4.The cyclone separator 4 can be by bottom
Ashes and waste gas in flue gas are separated, and further reduce particulate matter to the discharge in air.
It is described fall the inner edge of mouth 17 be serrated.The structure promotes the ventilation of stove inner flow passage, prevents obstruction；And single combustion can be made
Expect homogenous combustion from outside to inside, promote fuel to fall uniform.
The top of the burner hearth 14 is provided with can closed charging aperture.
Specifically, the burner hearth 14 is in cylinder, the ignitron 13 is arranged at the center of the burner hearth 14；The baffle plate 12
In sector, the outer arc of the baffle plate 12 is tightly connected with the furnace wall 11, inner arc and the airtight company of the ignitron 13
Connect；Every layer of burner hearth 14 is provided with multiple baffle plates 12, adjacent side and the furnace wall 11 and the ignitron 13 of the adjacent baffle plate 12
Fall mouth 17 described in surrounding；From top to bottom, the quantity of every layer of baffle plate 12 gradually increases.Such scheme can realize that multichannel enters
Gas, wind flow is big, and blanking is more.
Embodiment 2
The present embodiment is implemented using the described device structure and mechanism of embodiment 1, and difference is：
In the burner hearth 24, the mouth 27 that falls that every layer of baffle plate of the burner hearth 24 22 is formed is provided only with one, makes institute
State the interior air-flow passage of burner hearth 24 single.The structure setting is prevented from air inlet runner short circuit, and fuel combustion is uneven.
Specifically, the burner hearth 24 is in elliptical cylinder-shape；Two ignitrons 23 are respectively arranged at a left side in the burner hearth 24
Right both sides, and be tightly connected with the furnace wall 21；The baffle plate 22 be in strip, one end with left and right two ignitrons 23 by
Top to bottm is alternately tightly connected, the other end and the disjunct ignitron 23 and both sides furnace wall surround it is described fall mouth 27；By
Top to bottm, the length of the baffle plate 22 gradually increases.Such scheme can increase burner hearth 24 and ignite efficiency, and reduction is ignited aerobic
Amount, further promotes speed heat in short-term.
Embodiment 3
The present embodiment is implemented using the described device structure and mechanism of embodiment 2, and difference is：
In cylinder, the ignitron 33 is arranged at the burner hearth center to the burner hearth 34；The baffle plate is eccentric funnel
32, the ignitron 33 and is tightly connected through the side wall of the funnel 32 with the baffle plate, the upper limb of the funnel 32 with it is described
Furnace wall 31 is tightly connected, and the funnel 32 is partial between the ignitron 33 and the furnace wall 31, and bottom opening forms described
Fall mouth 37；From top to bottom, it is described fall the eccentric position of mouth 37 or so be arranged alternately.The baffle plate has lower arcuate surface, promotes combustion
Material falls mouth 37, it is to avoid the generation at blanking dead angle through scrolling down through or sliding into the dropping process that burns up to lower floor, improves burning
Heat exchange efficiency；Reduce mouth 37 to the distance of fall between lower floor's baffle plate, further prevent fuel drop generation irregular block and
Dust, safe and silent.
Embodiment 4
The present embodiment is implemented using the described device structure and mechanism of embodiment 2, and difference is：
The burner hearth 44 is arranged at the burner hearth center 44 in cylinder, the ignitron 43；The baffle plate 42 includes, connects
Continuous downward spiral plate 421, and multiple is vertically arranged at the dividing plate 422 on the spiral plate；The ignitron 43 passes through institute
The spiral center of spiral plate 421 is stated, and is tightly connected with the inner edge of the spiral plate 421, the outer rim of the spiral plate 421 and the stove
Wall 41 is tightly connected, and forms the single channel of downward spiral；The dividing plate 422 is rectangle, and upper and lower both sides are airtight with spiral plate 421
Connection, outside is tightly connected with furnace wall 41, inner edge and the disjunct spiral plate 421 and ignitron 43 surround described in fall mouth
47；From top to bottom, the left and right width of the dividing plate 422 gradually increases.The spiral plate 421, further promotes fuel in combustion
Burn dropping process in, through scrolling down through or sliding into up to lower floor Luo Kou, it is entirely avoided fuel drop generation irregular block and
Dust.
The utility model is described above with reference to preferred embodiment, but protection domain of the present utility model is not
Limited to this, any all technical schemes for falling within the scope of the appended claims are in protection domain of the present utility model.
In the case of not departing from scope of the present utility model, various improvement can be carried out to it and can replace therein with equivalent
Part.Especially, as long as not existing structural hazard, the every technical characteristic being previously mentioned in each embodiment can be in any way
Combine.
Claims (9)
1. a kind of negative pressure is ignited separator, including body of heater and blower fan, it is characterised in that the body of heater include furnace wall, baffle plate and
Ignitron；The furnace wall surrounds vertical airtight burner hearth, and the burner hearth top is provided with air inlet, and the burner hearth lower section is provided with
Gas outlet and connected with the blower fan；The ignitron is vertically arranged in the burner hearth, multiple baffle plates and the furnace wall
And/or ignitron is tightly connected and downward-sloping, the burner hearth is set to be divided into upper and lower at least three layers；And every layer of burner hearth bottom
The baffle plate in portion be formed with blanking and ventilation the mouth that falls, from top to bottom it is described fall mouth bore be gradually reduced.
2. device according to claim 1, it is characterised in that：The burner hearth is provided with air preheat in the furnace wall
Pipe, the economizer bank is connected with the air inlet.
3. device according to claim 1, it is characterised in that：It is described fall intraoral edge be serrated.
4. the device according to any one of claim 1-3, it is characterised in that：The burner hearth is described to ignite in cylinder
Pipe is arranged at the burner hearth center；The baffle plate is tightly connected in sector, the outer arc of the baffle plate with the furnace wall, inner side
Circular arc is tightly connected with the ignitron；Every layer of burner hearth is provided with multiple baffle plates, the adjacent side of the adjacent baffle plate with it is described
Furnace wall and ignitron surround it is described fall mouth；From top to bottom, the width and/or quantity of every layer of baffle plate gradually increase.
5. the device according to any one of claim 1-3, it is characterised in that：In the burner hearth, every layer of burner hearth
The mouth that falls that is formed of baffle plate be provided only with one, make the burner hearth interior air-flow passage single.
6. device according to claim 5, it is characterised in that：The burner hearth is in elliptical cylinder-shape；Two ignitrons point
The left and right sides in the burner hearth is not arranged at, and is tightly connected with the furnace wall；The baffle plate is in strip, one end and left and right two
Ignitron described in root is alternately tightly connected from top to bottom, and the other end surrounds institute with the disjunct ignitron and both sides furnace wall
State mouth；From top to bottom, the length of the baffle plate gradually increases and/or the downward gradient of the baffle plate is gradually reduced.
7. device according to claim 5, it is characterised in that：The burner hearth is arranged at institute in cylinder, the ignitron
State burner hearth center；The baffle plate be eccentric funnel, the ignitron through the funnel side wall, and with the airtight company of the baffle plate
Connect, the funnel upper limb is tightly connected with the furnace wall, the funnel is partial between the ignitron and the furnace wall, and bottom
Fall mouth described in the formation of opening；From top to bottom, it is described fall mouthful eccentric position or so be arranged alternately.
8. device according to claim 5, it is characterised in that：The burner hearth is arranged at institute in cylinder, the ignitron
State burner hearth center；The baffle plate includes, continuous downward spiral plate, and multiple be vertically arranged on the spiral plate every
Plate；The ignitron passes through the spiral center of the spiral plate, and is tightly connected with the spiral plate inner edge, outside the spiral plate
Edge is tightly connected with the furnace wall, forms the single channel of downward spiral；The dividing plate is rectangle, upper and lower both sides and spiral plate gas
Close connection, outside is tightly connected with furnace wall, inner edge and the disjunct spiral plate and ignitron surround it is described fall mouth；Arrived from above
Under, the left and right width of the dividing plate gradually increases.
9. device according to claim 1, it is characterised in that：The burner hearth top is provided with can closed charging aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402884.4U CN206291232U (en) | 2016-12-20 | 2016-12-20 | A kind of negative pressure is ignited separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402884.4U CN206291232U (en) | 2016-12-20 | 2016-12-20 | A kind of negative pressure is ignited separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206291232U true CN206291232U (en) | 2017-06-30 |
Family
ID=59105606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621402884.4U Withdrawn - After Issue CN206291232U (en) | 2016-12-20 | 2016-12-20 | A kind of negative pressure is ignited separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206291232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545879A (en) * | 2016-12-20 | 2017-03-29 | 青岛极致节能环保有限公司 | A kind of negative pressure is ignited separator |
-
2016
- 2016-12-20 CN CN201621402884.4U patent/CN206291232U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545879A (en) * | 2016-12-20 | 2017-03-29 | 青岛极致节能环保有限公司 | A kind of negative pressure is ignited separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170630 Effective date of abandoning: 20180928 |
|
| AV01 | Patent right actively abandoned |