CN108954300A - A kind of reflow type combustion furnace with blocking valve - Google Patents
A kind of reflow type combustion furnace with blocking valve Download PDFInfo
- Publication number
- CN108954300A CN108954300A CN201810696697.9A CN201810696697A CN108954300A CN 108954300 A CN108954300 A CN 108954300A CN 201810696697 A CN201810696697 A CN 201810696697A CN 108954300 A CN108954300 A CN 108954300A
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- CN
- China
- Prior art keywords
- blocking valve
- impeller
- shell
- furnace body
- air inlet
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/18—Details; Accessories
- F23C10/22—Fuel feeders specially adapted for fluidised bed combustion apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2206/00—Fluidised bed combustion
- F23C2206/10—Circulating fluidised bed
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion Of Fluid Fuel (AREA)
Abstract
A kind of reflow type combustion furnace with blocking valve proposed by the present invention, comprising: furnace body, blocking valve and air pump.A kind of reflow type combustion furnace with blocking valve proposed by the present invention, by blocking valve, charging solves the problems, such as to spray outside stove fire.In the present invention, along wheel rotation direction, delivery outlet, air inlet and input port sequence are arranged, and are avoided oxygenating gas input shell and are caused to adversely impact to the material carried on impeller, such as dust from flying etc.；Gas outlet and air inlet are located parallel on the straight line of impeller axis, advantageously ensure that the timely output of oxygen-containing gas, are prevented enclosure interior cooperation impeller from dividing pressure in the chamber to be formed excessively high, are influenced blocking valve charging.
Description
Technical field
The present invention relates to combustion furnace technical field more particularly to a kind of reflow type combustion furnaces with blocking valve.
Background technique
Under normal circumstances, circulating fluidized bed boiler burner hearth is all positive pressure, and circulating fluidized bed boiler feed inlet is caused to feed
The outside flame of Shi Rongyi, easily leads to safety problem.In order to solve the above problem, general producer is all closed charging, or
Absorbing quantity is increased, makes boiler furnace at micro-vacuum state.But be closed, maintenance is inconvenient, and easily on fire under feed bin；
Increasing absorbing quantity makes burner hearth tiny structure, will cause waste of energy.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of reflow type combustion furnace with blocking valve.
A kind of reflow type combustion furnace with blocking valve proposed by the present invention, comprising: furnace body, blocking valve and air pump；
Blocking valve is by shell and is rotatably installed in the intracorporal impeller of shell and forms, shell be equipped with for charging input port and
For the delivery outlet of blanking, it is additionally provided with air inlet and air outlet between input port and delivery outlet on shell, turns along impeller
Dynamic direction, delivery outlet, air inlet and input port sequence arrange, and gas outlet is located parallel to the straight line of impeller axis with air inlet
On；
Blocking valve is mounted on furnace body, and delivery outlet is connected to furnace interior；Under working condition, material is packed into from input port
Blocking valve and as wheel rotation enters furnace interior；
Air pump is connected to the enterprising port of shell, for inputting oxygen-containing gas into shell；Furnace body is equipped with oxygen supplement mouth, oxygenating
Mouth is connected to gas outlet.
Preferably, shell is circular configuration, and the central angle between air inlet and delivery outlet is greater than arbitrary neighborhood on impeller
Angle between blade.
Preferably, air inlet and air outlet are located at the both ends that the straight line of impeller axis is parallel on shell.
Preferably, inlet suction port is equipped at air inlet, the first end of air pump and inlet suction port connects, and the second of inlet suction port
End is equipped with the air holes of multiple connection enclosure interiors.
It preferably, further include exhaust pipe, exhaust pipe one end is inserted into furnace interior, is connected to outside one end and furnace body.
It preferably, further include emission-control equipment, one end that exhaust pipe stretches out furnace body is connected to emission-control equipment.
A kind of reflow type combustion furnace with blocking valve proposed by the present invention, by blocking valve, charging is solved outside stove fire
The problem of spray.In the present invention, when needing supplemental oxygen in furnace body, air pump is opened to air inlet and inputs oxygen-containing gas, it is oxygenous
Body enters after enclosure interior is preheated by impeller and enters furnace interior using gas outlet and oxygen supplement mouth.Impeller is in rotation blanking process
It is middle to be heated by the intracorporal burning situation of furnace, by taking away the part of impeller by oxygen-containing gas when supplementing oxygen-containing gas to furnace body
Heat, one reduces wheel temperature, is conducive to that impeller is avoided to carry out long-time high-temperature heating to the material of carrying, influences material
Performance；Two, air purge is carried out to impeller, prevents material sticks impeller from adversely affecting；Three, more than oxygen-containing gas progress
Heat is conducive to avoid the input of oxygen-containing gas to reduce furnace combustion temperature, guarantees the high-heat environment in furnace.
In the present invention, along wheel rotation direction, delivery outlet, air inlet and input port sequence are arranged, and avoid oxygenating gas
Body input shell causes to adversely impact to the material carried on impeller, such as dust from flying etc.；Gas outlet is located at air inlet
It is parallel on the straight line of impeller axis, advantageously ensures that the timely output of oxygen-containing gas, prevent enclosure interior cooperation impeller segmentation
Pressure is excessively high in the chamber of formation, influences blocking valve charging.
Detailed description of the invention
Fig. 1 is a kind of reflow type combustion furnace structure figure with blocking valve proposed by the present invention；
Fig. 2 is blocking valve side view.
Specific embodiment
Referring to Fig.1, a kind of reflow type combustion furnace with blocking valve proposed by the present invention, comprising: furnace body 1, blocking valve and
Air pump 2.
Blocking valve is made of shell 3-1 and the impeller 3-2 that is rotatably installed in shell 3-1, shell 3-1 be equipped with for into
The input port of material and delivery outlet for blanking, be additionally provided between input port and delivery outlet on shell 3-1 air inlet 3-3 and
Gas outlet 3-4, along impeller 3-2 rotation direction, delivery outlet, air inlet and input port sequence are arranged, gas outlet 3-4 and air inlet
3-3 is located parallel on the straight line of impeller 3-2 axis.
Blocking valve is mounted on furnace body 1, is connected to inside delivery outlet and furnace body 1.Under working condition, material is filled from input port
Enter blocking valve and as impeller 3-2 is rotated into inside furnace body 1.
Air pump 2 is connected to the enterprising port 3-3 of shell 3-1, for inputting oxygen-containing gas into shell 3-1.Furnace body 1 is equipped with
Oxygen supplement mouth 1-1, oxygen supplement mouth 1-1 are connected to gas outlet 3-4.
In this way, open air pump 2 when needing supplemental oxygen in furnace body 1 to air inlet 3-3 and input oxygen-containing gas, it is oxygenous
Body enters inside shell 3-1 and is entered inside furnace body 1 after impeller 3-2 preheating using gas outlet 3-4 and oxygen supplement mouth 1-1.Impeller
3-2 rotation blanking process in by furnace body 1 burning situation heat, by furnace body 1 supplement oxygen-containing gas when, by oxygen-containing
Gas takes away the partial heat of impeller, and one reduces impeller 3-2 temperature, is conducive to that impeller is avoided to grow the material of carrying
Time high-temperature heating, influences material performance；Two, air purge is carried out to impeller 3-2, prevents material sticks impeller 3-2 from causing unfavorable
It influences；Three, waste heat is carried out to oxygen-containing gas, is conducive to avoid the input of oxygen-containing gas to reduce furnace combustion temperature, guarantees furnace
Interior high-heat environment.
In present embodiment, along impeller 3-2 rotation direction, delivery outlet, air inlet and input port sequence are arranged, and are avoided
Oxygenating gas input shell causes to adversely impact to the material carried on impeller 3-2, such as dust from flying etc.；Gas outlet 3-4
It is located parallel to air inlet 3-3 on the straight line of impeller 3-2 axis, advantageously ensures that the timely output of oxygen-containing gas, prevent shell
It is excessively high that body internal engagement impeller divides pressure in the chamber to be formed, and influences blocking valve charging.
In present embodiment, air inlet 3-3 and gas outlet 3-4 are located at the straight line that impeller 3-2 axis is parallel on shell 3-1
Both ends improve the heat transfer effect of oxygenating gas and impeller to extend oxygenating gas in the intracorporal flowing time of shell.
In present embodiment, shell 3-1 is circular configuration, and the central angle between air inlet 3-3 and delivery outlet is greater than impeller
Angle between the blade of the upper arbitrary neighborhood of 3-2.In this way, being at least spaced one between implementable guarantee air inlet 3-3 and delivery outlet
Piece impeller blade is directly entered furnace body 1 by delivery outlet to avoid passing through air inlet 3-3 input oxygenating gas.
In present embodiment, inlet suction port 4 is equipped at air inlet 3-3, air pump 2 is connect with the first end of inlet suction port 4, into
The second end of gas connector 4 is equipped with the air holes inside multiple connection shell 3-1, to improve the multi-angle gas punching to impeller, thus right
Impeller is cleaned.
The reflow type combustion furnace with blocking valve that present embodiment provides further includes exhaust pipe 5, the insertion of 5 one end of exhaust pipe
It inside furnace body 1, is connected to outside one end and furnace body 1, will pass through the air pressure balance inside and outside the guarantee furnace body 1 of exhaust pipe 5, to guarantee
The full combustion of furnace body 1.Specifically, should further include emission-control equipment with the reflow type combustion furnace of blocking valve, exhaust pipe 5 is stretched
One end of furnace body 1 is connected to emission-control equipment out, to discharge again after burning waste gas progress exhaust-gas treatment.
The above, preferable specific embodiment only of the present invention, but protection scope of the present invention not office
Be limited to this, anyone skilled in the art in the technical scope disclosed by the present invention, technology according to the present invention
Scheme and its inventive concept are subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of reflow type combustion furnace with blocking valve characterized by comprising furnace body (1), blocking valve and air pump (2)；
Blocking valve is made of shell (3-1) and the impeller (3-2) being rotatably installed in shell (3-1), and shell (3-1), which is equipped with, to be used
Input port in charging and the delivery outlet for blanking are additionally provided with air inlet on shell (3-1) between input port and delivery outlet
Mouth (3-3) and gas outlet (3-4), along impeller (3-2) rotation direction, delivery outlet, air inlet and input port sequence are arranged, outlet
Mouth (3-4) and air inlet (3-3) are located parallel on the straight line of impeller (3-2) axis；
Blocking valve is mounted on furnace body (1), is connected to inside delivery outlet and furnace body (1)；Under working condition, material is filled from input port
Enter blocking valve and as impeller (3-2) is rotated into furnace body (1) inside；
Air pump (2) is connected to shell (3-1) enterprising port (3-3), for inputting oxygen-containing gas into shell (3-1)；Furnace body (1)
It is equipped with oxygen supplement mouth (1-1), oxygen supplement mouth (1-1) is connected to gas outlet (3-4).
2. having the reflow type combustion furnace of blocking valve as described in claim 1, which is characterized in that shell (3-1) is round knot
Structure, the central angle between air inlet (3-3) and delivery outlet are greater than the angle on impeller (3-2) between the blade of arbitrary neighborhood.
3. having the reflow type combustion furnace of blocking valve as described in claim 1, which is characterized in that air inlet (3-3) and outlet
Mouth (3-4) is located at the both ends that the straight line of impeller (3-2) axis is parallel on shell (3-1).
4. having the reflow type combustion furnace of blocking valve as described in claim 1, which is characterized in that be equipped at air inlet (3-3)
Inlet suction port (4), air pump (2) are connect with the first end of inlet suction port (4), and the second end of inlet suction port (4) is equipped with multiple connections
The internal air holes of shell (3-1).
5. such as the described in any item reflow type combustion furnaces with blocking valve of Claims 1-4, which is characterized in that further include row
Tracheae (5), exhaust pipe (5) one end are inserted into furnace body (1) inside, are connected to outside one end and furnace body (1).
6. having the reflow type combustion furnace of blocking valve as claimed in claim 5, which is characterized in that further include exhaust-gas treatment dress
It sets, one end that exhaust pipe (5) stretches out furnace body (1) is connected to emission-control equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810696697.9A CN108954300A (en) | 2018-06-29 | 2018-06-29 | A kind of reflow type combustion furnace with blocking valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810696697.9A CN108954300A (en) | 2018-06-29 | 2018-06-29 | A kind of reflow type combustion furnace with blocking valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108954300A true CN108954300A (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810696697.9A Pending CN108954300A (en) | 2018-06-29 | 2018-06-29 | A kind of reflow type combustion furnace with blocking valve |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140082008A (en) * | 2012-12-21 | 2014-07-02 | 주식회사 포스코 | Oscillation control valve |
| CN105059843A (en) * | 2015-08-03 | 2015-11-18 | 中冶焦耐工程技术有限公司 | Assistant feeding method and structure of impeller feeder |
| CN205060724U (en) * | 2015-10-16 | 2016-03-02 | 江苏新蓝智能装备有限公司 | Automatic rotary valve of online clearance |
| JP2016155657A (en) * | 2015-02-25 | 2016-09-01 | 水谷鉄工株式会社 | Rotary valve |
| CN205897109U (en) * | 2016-07-14 | 2017-01-18 | 赵国庆 | Traveling grate stoker biomass pellet boilers |
| CN108126823A (en) * | 2017-12-21 | 2018-06-08 | 上海宝田新型建材有限公司 | A kind of material-clearing device and method for being used to rotate feeding valve impeller |
-
2018
- 2018-06-29 CN CN201810696697.9A patent/CN108954300A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140082008A (en) * | 2012-12-21 | 2014-07-02 | 주식회사 포스코 | Oscillation control valve |
| JP2016155657A (en) * | 2015-02-25 | 2016-09-01 | 水谷鉄工株式会社 | Rotary valve |
| CN105059843A (en) * | 2015-08-03 | 2015-11-18 | 中冶焦耐工程技术有限公司 | Assistant feeding method and structure of impeller feeder |
| CN205060724U (en) * | 2015-10-16 | 2016-03-02 | 江苏新蓝智能装备有限公司 | Automatic rotary valve of online clearance |
| CN205897109U (en) * | 2016-07-14 | 2017-01-18 | 赵国庆 | Traveling grate stoker biomass pellet boilers |
| CN108126823A (en) * | 2017-12-21 | 2018-06-08 | 上海宝田新型建材有限公司 | A kind of material-clearing device and method for being used to rotate feeding valve impeller |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
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| RJ01 | Rejection of invention patent application after publication |