CN105509456B - Thermal-arrest combustion furnace is used in drying - Google Patents
Thermal-arrest combustion furnace is used in drying Download PDFInfo
- Publication number
- CN105509456B CN105509456B CN201610037466.8A CN201610037466A CN105509456B CN 105509456 B CN105509456 B CN 105509456B CN 201610037466 A CN201610037466 A CN 201610037466A CN 105509456 B CN105509456 B CN 105509456B
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- CN
- China
- Prior art keywords
- thermal
- preheating chamber
- wall
- mounting hole
- collecting tube
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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
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to drying machinery equipment field, more particularly to drying to use thermal-arrest combustion furnace, including outer furnace wall, internal protecting wall, flame retardant coating；Internal protecting wall is placed on the inside of outer furnace wall, and by being covered on preheating chamber, capping is affixed with outer furnace wall under preheating chamber, and the space formed on preheating chamber under capping, preheating chamber between capping, internal protecting wall and outer furnace wall is preheating chamber；There is preheating chamber dividing plate that preheating chamber is divided into upper preheating chamber and lower preheating chamber in preheating chamber, there is preheating chamber dividing plate passage on preheating chamber dividing plate；Fire grate mounting hole is arranged at internal protecting wall bottom；The fire grate of hollow tube is arranged in fire grate mounting hole；Flame retardant coating outer wall has spiral helicine thermal-collecting tube mounting groove, for installing thermal-collecting tube.Thermal-arrest combustion furnace is used in drying provided by the invention, is had efficient collecting system, effectively be have collected the heat energy that combustion chamber distributes waste, the gas except providing the high-temperature flue gas needed for conventional collection hot mode, while also providing the cleaning high temperature for being directly used in drying.
Description
Technical field
The present invention relates to drying machinery equipment field, more particularly to drying to use thermal-arrest combustion furnace.
Background technology
At present, dry plant equipment to be used widely in industry, agricultural, combustion furnace is used in plant equipment is dried
Heat energy needed for material drying is provided.Heat energy caused by combustion furnace enters in dryer using air as carrier with material to be dried
Row heat exchange, realize the drying of material.This kind of drying plant is typically all directly or through changing using combustion furnace high-temperature flue gas
Hot device heats to drying gas.But the thermal efficiency to be present very low for this equipment, a large amount of heat energy pass through in combustion furnace combustion chamber
Furnace wall and insulating layer of furnace body are lost in ambient atmosphere.It is therefore desirable to these heat energy are efficiently collected, made full use of.
The content of the invention
For the problem of low to heat utilization rate caused by combustion furnace in existing drying plant, waste is serious, the present invention carries
For drying efficient heat-collecting combustion furnace rational in infrastructure, convenience and high-efficiency.
The technical solution adopted for the present invention to solve the technical problems is：
Thermal-arrest combustion furnace, including outer furnace wall, internal protecting wall, flame retardant coating are used in drying；
Supporting leg is arranged at described outer furnace wall bottom, and upper end is connected with combustion furnace top panel, and the lower sidewall of outer furnace wall is provided with
Air inlet duct mounting hole, top start outer furnace wall exhaust smoke hole；Lower sidewall is also provided with gas at normal temperature admission line mounting hole and thermal-arrest
Pipe exports mounting hole, and top is provided with preheating gas outlet pipe mounting hole and thermal-collecting tube import mounting hole；Preheating gas escape pipe
Road is arranged in preheating gas outlet pipe mounting hole, and preheating gas outlet pipe is connected with thermal-collecting tube import mounting hole by pipeline
It is logical；Gas at normal temperature admission line is arranged in gas at normal temperature admission line mounting hole, and air inlet duct is arranged in air inlet duct mounting hole；
Slag-drip opening is also provided with the side wall of outer furnace wall；
Described internal protecting wall is placed on the inside of outer furnace wall, and by being covered on preheating chamber, capping is affixed with outer furnace wall under preheating chamber,
The space formed on described preheating chamber under capping, preheating chamber between capping, internal protecting wall and outer furnace wall is preheating chamber；In preheating chamber
There is preheating chamber dividing plate that preheating chamber is divided into upper preheating chamber and lower preheating chamber, there is preheating chamber dividing plate passage on preheating chamber dividing plate；
The side wall of internal protecting wall is provided with internal protecting wall exhaust smoke hole with outer furnace wall exhaust smoke hole correspondence position, and chimney passes through outer furnace wall exhaust smoke hole and interior stove
Wall exhaust smoke hole connects；Internal protecting wall is provided with two thermal-collecting tubes with thermal-collecting tube import mounting hole, thermal-collecting tube outlet mounting hole correspondence position
Fire grate mounting hole is arranged at internal protecting wall mounting hole, internal protecting wall bottom；The fire grate of hollow tube be arranged on fire grate hair dress hole in, fire grate it is hollow
Structure connects with lower preheating chamber；
The fire resisting is placed on the inside of internal protecting wall, and flame retardant coating outer wall has spiral helicine thermal-collecting tube mounting groove, is collected for installing
Heat pipe, thermal-collecting tube both ends are connected with thermal-collecting tube gas outlet, thermal-collecting tube air inlet respectively, thermal-collecting tube gas outlet, thermal-collecting tube air inlet
Export mounting hole with thermal-collecting tube respectively again and thermal-collecting tube import mounting hole is connected；Flame retardant coating inner chamber is combustion chamber.
There is gas disturbance piece in described preheating chamber, two sides of gas disturbance piece are separately fixed at internal protecting wall lateral wall
With outer furnace wall madial wall.
The design of preheating chamber gas disturbance piece effectively increases area of dissipation, and disturbs gas flow to make gas and radiating
Device fully contacts.
The design of preheating chamber dividing plate effectively increases preheating gas preheating time, improves the pre- thermal efficiency.
Thermal-arrest combustion furnace is used in drying provided by the invention, is had efficient collecting system, effectively be have collected combustion chamber and dissipate
The heat energy wasted is sent out, except providing the high-temperature flue gas needed for conventional collection hot mode, while also provides and is directly used in the clear of drying
The gas of clean high temperature.
Brief description of the drawings
Fig. 1 is the outer furnace wall structural representation of the present invention；
Fig. 2 is the internal protecting wall structure schematic diagram of the present invention；
Fig. 3 is the fire-resistant layer structure schematic diagram of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2 and Figure 3, thermal-arrest combustion furnace, including outer furnace wall 1, internal protecting wall 5, flame retardant coating 29 are used in drying；
Supporting leg 11 is arranged at the described bottom of outer furnace wall 1, and upper end is connected with combustion furnace top panel 4, the lower sidewall of outer furnace wall 1
It is provided with air inlet duct mounting hole 14, top is provided with outer furnace wall exhaust smoke hole 2；Lower sidewall is also provided with gas at normal temperature admission line mounting hole
10 and thermal-collecting tube outlet mounting hole 31, top is provided with preheating gas outlet pipe mounting hole 6 and thermal-collecting tube import mounting hole 8；In advance
Hot gas outlet pipe 7 is arranged in preheating gas outlet pipe mounting hole 6, preheating gas outlet pipe 7 and thermal-collecting tube import
Mounting hole 8 passes through pipeline communication；Gas at normal temperature admission line 9 is arranged in gas at normal temperature admission line mounting hole 10, air inlet duct
13 are arranged in air inlet duct mounting hole 14；Slag-drip opening 12 is also provided with the side wall of outer furnace wall 1；
Described internal protecting wall 5 is placed in the inner side of outer furnace wall 1, by covering capping 18 and outer stove under 15, preheating chamber on preheating chamber
Wall 1 is affixed, and the space formed under 15, preheating chamber between capping 18, internal protecting wall 5 and outer furnace wall 1 is covered on described preheating chamber and is
Preheating chamber；There is preheating chamber dividing plate 21 that preheating chamber is divided into upper preheating chamber 23 and lower preheating chamber 20, preheating chamber dividing plate in preheating chamber
There is preheating chamber dividing plate passage 22 on 21；The side wall of internal protecting wall 5 is provided with internal protecting wall exhaust smoke hole with the correspondence position of outer furnace wall exhaust smoke hole 2
24, chimney 3 is connected by outer furnace wall exhaust smoke hole 2 with internal protecting wall exhaust smoke hole 24；Internal protecting wall 5 and thermal-collecting tube import mounting hole 8 and collection
The heat pipe outlet correspondence position of mounting hole 31 is provided with two thermal-collecting tube internal protecting wall mounting holes 16, and fire grate mounting hole is arranged at the bottom of internal protecting wall 5
17；The fire grate 28 of hollow tube is arranged in fire grate mounting hole 17, and the hollow structure of fire grate 28 connects with the lower space of preheating chamber 20；
The flame retardant coating 29 is placed in the inner side of internal protecting wall 5, and the outer wall of flame retardant coating 29 has spiral helicine thermal-collecting tube mounting groove, for pacifying
Thermal-collecting tube 30 is filled, the both ends of thermal-collecting tube 30 are connected with thermal-collecting tube gas outlet 25, thermal-collecting tube air inlet 26 respectively, thermal-collecting tube gas outlet
25th, thermal-collecting tube air inlet 26 exports mounting hole 31 with thermal-collecting tube respectively again and thermal-collecting tube import mounting hole 8 is connected；In flame retardant coating 29
Chamber is combustion chamber 27.
There is gas disturbance piece 19 in described preheating chamber, two sides of gas disturbance piece 19 are separately fixed at internal protecting wall 5
Lateral wall and the madial wall of outer furnace wall 1.
The operation principle and process of drying thermal-arrest combustion furnace：
(1) burn：Fuel is placed in combustion chamber 27 and lighted by operating personnel；The air of flowing enters by air inlet duct 13
The auxiliary combustion of combustion chamber 27, high-temperature flue gas is sent in heat exchanger by chimney 3 and cold air is heated caused by burning,
The clinker of after-flame is discharged by slag-drip opening 12.
(2) operation principle of efficient heat-collecting system：
Warm：Gas at normal temperature by gas at normal temperature admission line 9 enter lower preheating chamber 20, by with internal protecting wall 5 and
Gas disturbance piece 19 contact is tentatively preheated, then by preheating chamber dividing plate passage 22 entrance upper preheating chamber 23 carry out it is secondary pre-
Heat, complete the gas after preheating and discharged by preheating gas outlet pipe 7.
Reheating process：Entered by the preheating gas that preheating gas outlet pipe 7 is discharged by thermal-collecting tube import mounting hole 8
Enter thermal-collecting tube 30, preheating gas carry out reheating through thermal-collecting tube 30, and the high-temperature gas after heating exports mounting hole through thermal-collecting tube
31 discharges, are directly used in and material are dried.
Claims (2)
1. thermal-arrest combustion furnace, including outer furnace wall (1), internal protecting wall (5), flame retardant coating (29) are used in drying；
Supporting leg (11) is arranged at described outer furnace wall (1) bottom, and upper end is connected with combustion furnace top panel (4), the side wall of outer furnace wall (1)
Bottom is provided with air inlet duct mounting hole (14), top is provided with outer furnace wall exhaust smoke hole (2)；
It is characterized in that：The bottom of described outer furnace wall (1) side wall is also provided with gas at normal temperature admission line mounting hole (10) and collection
Heat pipe outlet mounting hole (31), top is provided with preheating gas outlet pipe mounting hole (6) and thermal-collecting tube import mounting hole (8)；In advance
Hot gas outlet pipe (7) is arranged in preheating gas outlet pipe mounting hole (6), preheating gas outlet pipe (7) and thermal-arrest
Pipe import mounting hole (8) passes through pipeline communication；Gas at normal temperature admission line (9) is arranged on gas at normal temperature admission line mounting hole
(10) in, air inlet duct (13) is arranged in air inlet duct mounting hole (14)；Slag-drip opening (12) is also provided with the side wall of outer furnace wall (1)；
Described internal protecting wall (5) is placed on the inside of outer furnace wall (1), by covered on preheating chamber covered under (15), preheating chamber (18) with
Outer furnace wall (1) is affixed, covered on described preheating chamber (15), cover under preheating chamber (18), internal protecting wall (5) and outer furnace wall (1) it
Between the space that is formed be preheating chamber；There is preheating chamber dividing plate (21) that preheating chamber is divided into upper preheating chamber (23) and lower pre- in preheating chamber
Hot cell (20), there is preheating chamber dividing plate passage (22) on preheating chamber dividing plate (21)；The side wall of internal protecting wall (5) and outer furnace wall exhaust smoke hole
(2) correspondence position is provided with internal protecting wall exhaust smoke hole (24), and chimney (3) passes through outer furnace wall exhaust smoke hole (2) and internal protecting wall exhaust smoke hole (24)
Connection；Described chimney (3) is L-shaped；Internal protecting wall (5) and thermal-collecting tube import mounting hole (8), thermal-collecting tube outlet mounting hole (31) are right
Position is answered to be provided with two thermal-collecting tube internal protecting wall mounting holes (16), fire grate mounting hole (17) is arranged at internal protecting wall (5) bottom；The stove of hollow tube
Arrange (28) to be arranged in fire grate mounting hole (17), the hollow structure of fire grate (28) connects with lower preheating chamber (20)；
The flame retardant coating (29) is placed on the inside of internal protecting wall (5), and flame retardant coating (29) outer wall has spiral helicine thermal-collecting tube mounting groove, is used for
Thermal-collecting tube (30) is installed, thermal-collecting tube (30) both ends are connected with thermal-collecting tube gas outlet (25), thermal-collecting tube air inlet (26) respectively, thermal-arrest
Pipe gas outlet (25), thermal-collecting tube air inlet (26) but respectively with thermal-collecting tube outlet mounting hole (31) and thermal-collecting tube import mounting hole
(8) connect；Flame retardant coating (29) inner chamber is combustion chamber (27).
2. thermal-arrest combustion furnace is used in drying according to claim 1, it is characterised in that：There is gas to disturb in described preheating chamber
Moving plate (19), two sides of gas disturbance piece (19) are separately fixed at internal protecting wall (5) lateral wall and outer furnace wall (1) madial wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037466.8A CN105509456B (en) | 2016-01-21 | 2016-01-21 | Thermal-arrest combustion furnace is used in drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037466.8A CN105509456B (en) | 2016-01-21 | 2016-01-21 | Thermal-arrest combustion furnace is used in drying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105509456A CN105509456A (en) | 2016-04-20 |
| CN105509456B true CN105509456B (en) | 2017-12-15 |
Family
ID=55717621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610037466.8A Expired - Fee Related CN105509456B (en) | 2016-01-21 | 2016-01-21 | Thermal-arrest combustion furnace is used in drying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105509456B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4402302A (en) * | 1981-06-19 | 1983-09-06 | Westelaken C | Air heating apparatus |
| CN200955900Y (en) * | 2006-09-08 | 2007-10-03 | 张俊利 | Mill drying hot-air furnace |
| CN1945182B (en) * | 2006-10-30 | 2010-05-12 | 康秉荣 | Coal burning hot-blast stove |
| CN100473931C (en) * | 2007-04-18 | 2009-04-01 | 李菊泉 | Coal-fired gasifying combustion dryer |
| CN102003873B (en) * | 2010-12-06 | 2014-02-19 | 肖茂 | Omnibearing multi-duct energy-saving hot blast producing furnace |
| CN205482285U (en) * | 2016-01-21 | 2016-08-17 | 杨延强 | Thermal -arrest fires burning furnace for stoving |
-
2016
- 2016-01-21 CN CN201610037466.8A patent/CN105509456B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105509456A (en) | 2016-04-20 |
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| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20190121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |