CN202618250U - Double-pressure air inducing heating device - Google Patents

Double-pressure air inducing heating device Download PDF

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Publication number
CN202618250U
CN202618250U CN 201220211297 CN201220211297U CN202618250U CN 202618250 U CN202618250 U CN 202618250U CN 201220211297 CN201220211297 CN 201220211297 CN 201220211297 U CN201220211297 U CN 201220211297U CN 202618250 U CN202618250 U CN 202618250U
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CN
China
Prior art keywords
air inducing
burner hearth
box
fire
pressure air
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.)
Expired - Fee Related
Application number
CN 201220211297
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Chinese (zh)
Inventor
飞鸿
普怀玉
赵之福
李元贵
胡坚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEHONG BRANCH OF YUNNAN TOBACCO Corp
YUNAN HONGJINYE TECHNOLOGY DEVELOPMENT Co Ltd
Yunnan Academy of Tobacco Agricultural Sciences
Original Assignee
DEHONG BRANCH OF YUNNAN TOBACCO Corp
YUNAN HONGJINYE TECHNOLOGY DEVELOPMENT Co Ltd
Yunnan Academy of Tobacco Agricultural Sciences
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DEHONG BRANCH OF YUNNAN TOBACCO Corp, YUNAN HONGJINYE TECHNOLOGY DEVELOPMENT Co Ltd, Yunnan Academy of Tobacco Agricultural Sciences filed Critical DEHONG BRANCH OF YUNNAN TOBACCO Corp
Priority to CN 201220211297 priority Critical patent/CN202618250U/en
Application granted granted Critical
Publication of CN202618250U publication Critical patent/CN202618250U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a double-pressure air inducing heating device and belongs to the technical field of tobacco curing barns. The device is characterized in that a radiator is installed on the upper portion of a furnace cavity, the upper portion of the radiator is directly connected with a chimney, a smoke channel turning door is installed at the communication portion of the chimney, the smoke channel turning door is connected with double-pressure air inducing pipelines which are two round pipes connected in series, and an air inducing fan is installed between the two double-pressure air inducing pipelines. The radiator is formed by an upper fire box, a lower fire box and two rows of fin pipes directly communicated with the upper fire box and the lower fire box, an ash clearing opening is arranged on the lateral portion of the lower fire box, and an ash clearing cover is installed at the top of the upper fire box. The double-pressure air inducing heating device has the advantages increasing heat by over 20% compared with the existing intensive curing barns with identical furnace body heating area and saves fuels compared with the fan blowing burning mode of the existing intensive curing barns.

Description

Two pressure air inducing heaters
Technical field
The utility model relates to a kind of two air inducing heater of pressing, and belongs to the tobacco curing barn technical field.
Background technology
The problem that in current bulk curing barn heater running, all has a reality; That is exactly to provide the general power of air blast of the required oxygen of abundant burning all bigger for burner hearth; All not being equipped with corresponding blower unit on the present heater, all is to lean on pull out force and the air blast of the chimney of heater self to blow to accomplish burning; This has caused following problem:
1, when needing air in the heater burner hearth, air can't in time be sent into, and flue gas can't be discharged again when wanting to eject flue gas;
2, owing to can not in time oxygen be provided, cause efficiency of combustion low to burner hearth; So not only limit the normal performance of heater thermic load, and increased the pollution of fuel consumption and environment.
Summary of the invention
The purpose of the utility model is overcoming the shortcoming of prior art, invents a kind of two air inducing heater of pressing, and after adding blower unit, present air blast only need use the air blast of an original half-power, promptly satisfies the required air quantity of burner hearth burning.
The structure of the utility model is: constitute two air inducing heaters of pressing by firing door (7), clean-out door (8), burner hearth (6) and chimney (10); Burner hearth has the fire grate parts in (6); A radiator is equipped with on the top that it is characterized in that burner hearth (6); Radiator top directly connects chimney (10), and chimney (10) UNICOM each other is equipped with a flue turnover door (11) in the position, and flue turnover door (11) locates to be connected to two air inducing pipelines (12) of pressing; Two pressure air inducing pipelines (12) are two pipes of series connection each other, two two middle air-introduced machines (14) that are equipped with of air inducing pipeline (12) of pressing.
Radiator by following fire-box (4), down fire-box (4) and with following fire-box (4), down fire-box (4) directly connects two arrange finned tubes (3) formation, following fire-box (4) sidepiece has a cleaning door (5), last fire-box (2) top is equipped with deashing and is covered (1).
Each finned tube (3) profile is cylindrical, and its outside has the pipeline of several piece fin.
Combustion fan mouth (9) is equipped with in the outside of burner hearth (6), and combustion fan mouth (9) directly connects with burner hearth (6) combustion chamber; Interior circulating fan (13) is installed in two rear portions of pressing the air inducing heater, and the heat delivery of two pressure air inducing heater production is gone in each barn.
Following fire-box (4), last fire-box (2) and burner hearth (6) shape all are square, adopt the corrosion resistance steel material, handle through the bending high-frequency welding.
The negative pressure induced wind device of the utility model is mainly accomplished the function of two aspects:
1, the coal in the combustion chamber fully burns;
2, prevent directly to run off from chimney with the heat of the indoor generation of retarded combustion.
Operation principle is: negative pressure state: the anti-overhead door of flue (11) is closed; Chimney (10) is closed; Two pressure air inducing pipelines (12) are communicated with an air inlet at place to be opened with chimney (10), and behind the startup air-introduced machine (14), the flue gas in the whole burner hearth is under the draft effect that air-introduced machine (14) produces; Form the negative-pressure firing state; Fire-box (2) outlet from radiator top of burner hearth flue gas directly enters into two pipes of pressing air inducing pipelines (12), after air-introduced machine (14) draft effect, incorporates chimney (10) into from the gas outlet of another pipeline of two pressure air inducing pipelines (12) again; Discharge from chimney (10) at last, the flue gas of producing in the burner hearth so just can be discharged to throat through two air inducing pipelines (12) of pressing smoothly.The employed air blast of whole burner hearth this moment only need be opened to 20% power, can satisfy the needs of burner hearth internal combustion, flue gas phenomenon next time also can not occur.
Barotropic state: when the anti-overhead door of flue (11) when opening; Two pressure air inducing pipelines (12) are communicated with an air inlet at place closes with chimney (10), and when closing air-introduced machine (14) again, chimney (10) door is opened; Whole burner hearth is interior as other burner hearth normal combustion; The hot gas that the burner hearth internal combustion produces directly is discharged to the outside from chimney (10) after radiator heat absorption heat, then constitute barotropic state.This moment, whole burner hearth employed air blast must full power operation, will cause oxygen-supplying amount in the burner hearth not enough and burn insufficiently if blower power is too little, flue gas occurred to wait situation production next time 80% when the thermic load efficient of burner hearth is merely negative-pressure firing.
Manual work or machine are thrown in (being the combustion chamber) in the burner hearth to coal, and the heat that the combustion chamber produces is directly sent in the radiator, and radiator accumulation of heat under the effect of each finned tube, heating produce heat and get into barn by interior ring circulating fan absorption.
The advantage of the utility model: 1, owing to be to adopt intermittently air inducing mode, the ature of coal in the burner hearth can fully be burnt, and with respect to present bulk curing barn adopts the combustion-supporting mode of air blast air blast, more oxygen can be provided in burner hearth, and the efficient of burning is higher; 2, heat increases more than 20% with respect to the heating area of the identical body of heater of present bulk curing barn; 3, fuel saving more with respect to present bulk curing barn blast roasting mode.
Description of drawings
Below in conjunction with the accompanying drawing illustrated embodiment, structure is described further, but the utility model protection domain is not limited thereto embodiment.
Fig. 1 is that the radiator in the two pressure of the utility model air inducing heater is connected the back structural representation with body of heater.
Fig. 2 is radiator and a body of heater separated position structural representation in the two pressure of the utility model air inducing heater.
Fig. 3 is a negative pressure induced wind machine principle schematic in the two pressure of the utility model air inducing heater.
Fig. 4 is the single negative pressure induced wind machine of a utility model principle schematic.
The specific embodiment
By the structure that is shown in the following figure, make two air inducing heaters of pressing.Wherein the deashing lid 1: shape is circular; Use the corrosion resistance steel material; Be installed on and directly follow finned tube 3 to connect on the fire-box 2, mainly act as and to open the cleaning of this lid completion, 10 altogether of quantity after the user toasts a roasting season fire-box and the inner crock of finned tube.
Last fire-box 2: shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly connects with finned tube 3, mainly act as accumulation of heat, heat streams.
Finned tube 3: profile is an elongated cylindrical; Quantity amounts to 10; Divide two rows parallel placement, use the pipe welding Q195 fin band of corrosion resistance steel material, be connected in fire-box 2 and following fire-box 4; Main effect is produced heat once more after producing the further accumulation of heat of heat from burner hearth 6 combustion chambers, increase the caloric value of integral device.
Following fire-box 4: shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly connects with finned tube 3, mainly act as accumulation of heat, heat streams, from burner hearth 6 combustion chambers the heat of generation send in the finned tube 3 and stream circulation.
Cleaning door 5: shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly with fire-box 4 connections down, mainly act as and draws out the various crock that in equipment, produce come from this.
Burner hearth 6 (combustion chamber): shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, and top is directly with fire-box 4 connections down; These parts are the heating main body, and parts such as built-in fire grate add after the coal, and the whole combustion process of coal is accomplished at this.
Firing door 7: shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly connects effect with burner hearth 6 combustion chambers: the user opens this and adds coal in behind the door can be from this toward burner hearth, can promote to burn after closing.
Clean-out door 8: shape is square, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly connects with burner hearth 6 combustion chambers, and effect: coal can be through clear here at the later impurity such as cinder of burner hearth internal combustion.
Combustion fan mouth 9: shape is cylindrical, uses the corrosion resistance steel material, handles through the bending high-frequency welding, directly connects with burner hearth 6 combustion chambers, can connect air blast in addition, promotes burning.
Chimney 10: shape is cylindrical, uses the corrosion resistance steel material, handles through the bending high-frequency welding, and directly catch up with fire-box 2 and connect, main effect: the fume emission mouth promotes burning.
Flue turnover door 11: chimney: shape is square; Use the corrosion resistance steel material; Handle through the bending high-frequency welding; Directly be installed in the chimney 10, main effect is to confirm that the heats that stream in the finned tube 3 are directly to be got rid of by chimney 10 or handle the loss that slows down heat by two pressure air inducing, lets coal just or fully coal-fired under the negative pressure.
Two pressure air inducing pipelines 12: shape is a pipe, uses the corrosion resistance steel material.Be connected in chimney 10, middle through air-introduced machine 14; The main ature of coal of accomplishing in air inducing, the promotion burner hearth is fully burnt, and makes whole burner hearth be in negative pressure state.
Interior circulating fan 13: be installed on the rear portion of whole device, main effect is gone into two heat delivery of air inducing heater production of pressing in the barn.
Air-introduced machine 14: use the special-purpose air-introduced machine of industry, be connected in two the pressure on the air inducing pipeline 12, main effect is accomplished air inducing by forming negative-pressure firing in the burner hearth, and air inducing mode adopts the frequency division air inducing mode, promotes that the ature of coal in the burner hearth is fully burnt.
The utility model can also be retrofited to original burner hearth; Remove under the situation that changes burner hearth 6 diameter; Increase corresponding firing door 7 by following diagram; Simultaneously from several places in burner hearth 6 coal, each firing door 7 coal place all is furnished with independently blower system, so that promote ature of coal fully to burn.
The utility model is in the room of central heating crowd, and the user can open up a plurality of hot-blast outlet passages simultaneously, realizes simultaneously the heat supply to a plurality of barn group.
The utility model is after adding blower unit, and present air blast only need use the air blast of an original half-power, promptly satisfies the required air quantity of burner hearth burning.Close when the anti-overhead door 11 of flue, when opening air-introduced machine 14, just formed negative-pressure firing in the whole burner hearth, this moment, air blast only need be opened to the needs that 20% power can satisfy the burner hearth internal combustion; The flue gas of producing in the burner hearth can be discharged to throat through two air inducing pipelines 12 of pressing smoothly, can not produce the phenomenon of flue gas next time.
When the anti-overhead door 11 of flue is opened, closing air-introduced machine 14 again; Just formed pressure combustion in the whole burner hearth; This moment, air blast must full power operation; Will cause oxygen-supplying amount in the burner hearth not enough and burn insufficiently if power is too little, flue gas occur to wait situation production next time 80% when the thermic load efficient of burner hearth is merely negative-pressure firing.

Claims (4)

1. press the air inducing heater for one kind pair; Constitute by firing door (7), clean-out door (8), burner hearth (6) and chimney (10); Burner hearth has the fire grate parts in (6), it is characterized in that a radiator is equipped with on the top of burner hearth (6), and radiator top directly connects chimney (10); Chimney (10) UNICOM each other is equipped with a flue turnover door (11) in the position; Flue turnover door (11) locates to be connected to two pressure air inducing pipelines (12), and two pressure air inducing pipelines (12) are two pipes of series connection each other, two two middle air-introduced machines (14) that are equipped with of air inducing pipeline (12) of pressing;
Radiator by following fire-box (4), down fire-box (4) and with following fire-box (4), down fire-box (4) directly connects two arrange finned tubes (3) formation, following fire-box (4) sidepiece has a cleaning door (5), last fire-box (2) top is equipped with deashing and is covered (1).
2. two air inducing heater of pressing according to claim 1 is characterized in that each finned tube (3) profile is cylindrical, and its outside has the pipeline of several piece fin.
3. two air inducing heater of pressing according to claim 1 is characterized in that combustion fan mouth (9) is equipped with in the outside of burner hearth (6), and combustion fan mouth (9) directly connects with burner hearth (6) combustion chamber; Interior circulating fan (13) is installed in two rear portions of pressing the air inducing heater, and the heat delivery of two pressure air inducing heater production is gone in each barn.
4. two air inducing heater of pressing according to claim 1 is characterized in that fire-box (4) down, and last fire-box (2) and burner hearth (6) shape all are square, adopt the corrosion resistance steel material, handle through the bending high-frequency welding.
CN 201220211297 2012-05-11 2012-05-11 Double-pressure air inducing heating device Expired - Fee Related CN202618250U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220211297 CN202618250U (en) 2012-05-11 2012-05-11 Double-pressure air inducing heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220211297 CN202618250U (en) 2012-05-11 2012-05-11 Double-pressure air inducing heating device

Publications (1)

Publication Number Publication Date
CN202618250U true CN202618250U (en) 2012-12-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102640978A (en) * 2012-05-11 2012-08-22 云南省烟草农业科学研究院 Dual-pressure air inducing heating device
CN105889962A (en) * 2015-01-01 2016-08-24 贵州省烟草公司黔西南州公司 Double-loop heat exchanger of biomass briquette fuel flue-cured tobacco drying room stove

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102640978A (en) * 2012-05-11 2012-08-22 云南省烟草农业科学研究院 Dual-pressure air inducing heating device
CN105889962A (en) * 2015-01-01 2016-08-24 贵州省烟草公司黔西南州公司 Double-loop heat exchanger of biomass briquette fuel flue-cured tobacco drying room stove

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121226

Termination date: 20180511

CF01 Termination of patent right due to non-payment of annual fee