CN109539815A - A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats - Google Patents

A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats Download PDF

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Publication number
CN109539815A
CN109539815A CN201811610102.XA CN201811610102A CN109539815A CN 109539815 A CN109539815 A CN 109539815A CN 201811610102 A CN201811610102 A CN 201811610102A CN 109539815 A CN109539815 A CN 109539815A
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China
Prior art keywords
current collection
collection column
brickkiln
waste gas
heats
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CN201811610102.XA
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Chinese (zh)
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CN109539815B (en
Inventor
梁兴
邓飞
郭磊
魏晓斌
张松
万志远
温鑫婷
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Nanchang Institute of Technology
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Nanchang Institute of Technology
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00Subject matter not provided for in other groups of this subclass
    • F27D99/0001Heating elements or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00Arrangements of controlling devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00Arrangements of controlling devices
    • F27D2019/0006Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
    • F27D2019/0018Monitoring the temperature of the atmosphere of the kiln
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00Subject matter not provided for in other groups of this subclass
    • F27D99/0001Heating elements or systems
    • F27D2099/0061Indirect heating
    • F27D2099/0065Gas
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The present invention relates to waste gas circulation heating device technology areas, more specifically, it is a kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats, including hot wind runner and the heater being mounted in hot-fluid air duct, the hot wind runner includes pressure fan, blast pipe, outer barrel and inner cylinder and rotary body, the inside of outer barrel is equipped with inner cylinder, outer layer runner is formed between outer barrel and inner cylinder, nozzle is evenly distributed at the top of inner cylinder, the inside of inner cylinder is equipped with rotary body, the high-temperature hot-air device that waste gas circulation of the present invention suitable for brickkiln heats, take full advantage of hydrodynamics and aerodynamic principle, 80 ° of inclined-planes are used in structure, diffuser pipe heating flow channel, impeller inner bottom plating flow mixing device, four foot support devices etc., not only further scavenge middle contained humidity, it is sufficiently mixed in heating zone simultaneously Stream is kept for longer dead time, is heated exhaust gas sufficiently, is improved heating efficiency, reduces energy consumption.

Description

A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats
Technical field
The present invention relates to waste gas circulation heating device technology areas, are a kind of exhaust gas suitable for brickkiln more specifically Hydronic high-temperature hot-air device.
Background technique
The common coal heating means of brickkiln, the factors such as stoking frequency, exhaust performance, heating uniformity, heating duration are mutual Complexity is influenced, even experienced technical staff is also difficult to ensure brick-burning rate, phenomena such as burning, underburnt often occurs, together The energy consumption of Shi Liyong coal heating means is also relatively large.China advocates energy-saving and emission-reduction in recent years, is not intended merely to improve heating efficiency, together When also require make full use of brickkiln tail gas.
Currently, part brickkiln has begun the mode that hot wind is baked bricks that explores, but or the device is complicated, cost of investment Height, maintenance cost are high;It is difficult to control temperature, brick-burning rate is low, and the applicable high-temperature hot-air device of brickkiln is needed to improve and be improved.
Summary of the invention
The purpose of the present invention is to provide a kind of high-temperature hot-air devices that the waste gas circulation suitable for brickkiln heats, to solve The problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats, including hot wind runner and be mounted in hot-fluid air duct Heater, the hot wind runner includes pressure fan, blast pipe, outer barrel and inner cylinder and rotary body, the inside peace of outer barrel Equipped with inner cylinder, outer layer runner is formed between outer barrel and inner cylinder, is evenly distributed with nozzle at the top of inner cylinder, inner cylinder Inside is equipped with rotary body, and middle layer runner is formed between inner cylinder and rotary body, and the inner surface of rotary body forms internal layer runner, middle layer Runner lower end is equipped with impeller inner bottom plating, and discharge pipe is equipped at the top of inner cylinder, is rotatably connected to down four on impeller inner bottom plating Foot support, rotary body are fixedly connected on down in the support of four feet, and the support of four feet is equipped at the top of rotary body, impeller inner bottom plating Middle part is equipped with current collection column bottom axle sleeve, and the middle part that lower four feet support, upper four foot support is separately installed with current collection column sleeve cylinder.
Further: the outer barrel and inner cylinder are in a circular table shape, and the side wall of outer barrel is equipped with blast pipe, air inlet The other end of pipe is equipped with pressure fan, and blast pipe is connected to outer barrel.
Further: there are four the nozzle is total, nozzle is made of outer nozzle wall and air outlet.
Further: four wind deflectors have been evenly arranged in the rotary body peripheral circumferential.
Further: the impeller inner bottom plating include bottom plate outer wall, semicircle tubular type base inner wall, impeller-type keep out the wind body, Arc wind deflector, vertical wind deflector and current collection column bottom axle sleeve, the intake section of bottom plate outer wall and outer barrel composition outer layer runner, Bottom plate outer wall is in arc-shaped, and heat-barrier material is arranged between bottom plate outer wall and semicircle tubular type plate inner wall.
Further: the heater include current collection column bottom axle sleeve, current collection column sleeve cylinder, current collection column, collector ring, it is small plus Backing and big heating sheet, current collection column sequentially pass through current collection column bottom axle sleeve, current collection column sleeve cylinder, and current collection column passes through current collection column bottom respectively Portion's axle sleeve, current collection column sleeve cylinder and impeller inner bottom plating, lower four feet support, upper four feet support rotating are connect, current collection column cloth from top to bottom Set four collector rings, the inside installation of rotary body there are four big heating sheet, collector ring from top to bottom respectively with small heating sheet, big Heating sheet is sequentially connected.
Further: the small heating sheet is made of collector ring anode, collector ring cathode, heater strip, and heater strip is in circle Week distribution, constitute heating sheet profile, heater strip centered on collector ring, every 3 ° circumferentially shape be evenly arranged, formed heating sheet Profile, heater strip use Fe-based perovskite-like oxide.
Further: further including intelligence control system, intelligence control system includes control cabinet and temperature sensor, control Case is fixedly connected on the lower section of discharge pipe, and temperature sensor is mounted in discharge pipe, and the side wall of outer barrel is equipped with temperature adjustment pipe, adjusts The other end of warm pipe is connected to discharge pipe, and the inside of temperature adjustment pipe is equipped with heat control valve, is equipped with relief valve at the top of discharge pipe.
Further: the lower four feet support and the support of upper four foot are made of current collection column sleeve cylinder and fixed bracket, fixed branch Frame is fixedly connected on rotary body, what the fixation support Design of lower four feet support was supported at plectrum shape vertically upward, upper four foot Fixed support Design is at fan shape.
Further: the current collection column is fixed by current collection column bottom axle sleeve, and passes through current collection column sleeve cylinder horizontal direction Limit, current collection column is not mobile with rotary body, and collector ring is made of collector ring anode and collector ring cathode, and collector ring positive and negative anodes are with electricity Scopiform formula is powered to heater strip, and the inside of current collection column is equipped with electroduct, and the power supply line of collector ring is penetrated by electroduct.
Using technical solution provided by the invention, compared with prior art, have the following beneficial effects: of the present invention The high-temperature hot-air device that waste gas circulation suitable for brickkiln heats, takes full advantage of hydrodynamics and aerodynamic principle, Using 80 ° of inclined-planes, diffuser pipe heating flow channel, impeller inner bottom plating flow mixing device, four foot support devices etc. in structure, not only further Scavenge middle contained humidity, while in the abundant mixed flow in heating zone, holding longer dead time, heats exhaust gas sufficiently, improving Heating efficiency, reduces energy consumption.Meanwhile provided intelligent control method, quickly and easily reconcile hot blast temperature, it is right Brickkiln improves brick-burning rate in the better adaptability of different phase temperature demands of baking bricks.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high-temperature hot-air device heated suitable for the waste gas circulation of brickkiln;
Fig. 2 is the structural schematic diagram of the impeller inner bottom plating suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 3 is the structural schematic diagram of the small heating sheet suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 4 is the structural schematic diagram of the big heating sheet suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 5 is the structural schematic diagram of the nozzle suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 6 is the support bracket fastened schematic diagram suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 7 is the schematic diagram of the current collection column suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 8 is the cross-sectional view of the middle layer runner suitable for the high-temperature hot-air device that the waste gas circulation of brickkiln heats;
Fig. 9 is the control module figure of the high-temperature hot-air device heated suitable for the waste gas circulation of brickkiln.
Label declaration in schematic diagram: 1- pressure fan;2- blast pipe;3- outer barrel;4- inner cylinder;5- nozzle;6- keeps out the wind Plate;The big heating sheet of 7-;Four feet support under 8-;9- impeller inner bottom plating;10- current collection column;11- collector ring;12- discharge pipe;13- upper four Foot support;14- temperature adjustment pipe;15- control cabinet;16- relief valve;17- temperature sensor;18- heat control valve;19- rotary body;20- is small Heating sheet;21- bottom plate outer wall;22- semicircle tubular type plate inner wall;23- impeller-type keeps out the wind body;24- arc wind deflector;25- is vertical Wind deflector;26- current collection column bottom axle sleeve;27- collector ring anode;28- collector ring cathode;29- heater strip;30- heating sheet profile; 31- space post;32- outer nozzle wall;33- air outlet;34- current collection column sleeve cylinder;35- fixes bracket;36- electroduct.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention, and the present invention will be further described with reference to the examples below.
Embodiment 1
Please refer to Fig. 1-9, in the embodiment of the present invention, a kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats, packet Hot wind runner, heater and intelligence control system are included, hot wind runner includes pressure fan 1, blast pipe 2, outer barrel 3 and inner cylinder 4 With rotary body 19, outer barrel 3 and inner cylinder 4 are in a circular table shape, and the side wall of outer barrel 3 is equipped with blast pipe 2, blast pipe 2 it is another One end is equipped with pressure fan 1, and blast pipe 2 is connected to outer barrel 3, and the inside of outer barrel 3 is equipped with inner cylinder 4, inner cylinder 4 it is interior Heat-barrier material is laid on surface, and outer layer runner, equal, the outer laminar flow of outer layer flow channel cross-section product are formed between outer barrel 3 and inner cylinder 4 Road and horizontal direction are in 80 ° of angles, and the top of inner cylinder 4 is evenly distributed with nozzle 5, and nozzle 5 shares 4, and nozzle 5 is by outer nozzle wall 32 and air outlet 33 form, be uniformly distributed at the top of the inner wall of inner cylinder 4 in 90 °, composition quadrangle tangential circle air-supply can be improved useless The inside of gas hybrid perturbation ability, inner cylinder 4 is equipped with rotary body 19, and middle layer runner, rotation are formed between inner cylinder 4 and rotary body 19 Swivel 19 is small round table-like in head outsole, so that middle layer runner is in diffusion tubulose, and the inner surface of rotary body 19 is in head outsole roundlet Mesa-shaped, forms the internal layer runner of diffusion tubulose, and exhaust gas of the brickkiln after dedusting is dried is sent into outside by pressure fan 1 by blast pipe 2 Laminar flow road, and middle layer runner is injected by nozzle 5, four wind deflectors 6 are evenly arranged in 19 peripheral circumferential of rotary body, hot wind is logical 5 after-blow of nozzle is crossed to wind deflector 6, wind deflector 6 drives rotary body 19 to spin up gas mixed flow, heats it sufficiently.
Middle layer runner lower end is equipped with impeller inner bottom plating 9, and impeller inner bottom plating 9 includes bottom plate outer wall 21, semicircle tubular type pedestal Inner wall 22, impeller-type keep out the wind body 23, arc wind deflector 24, vertical wind deflector 25 and current collection column bottom axle sleeve 26, bottom plate outer wall 21 The intake section of outer layer runner is formed with outer barrel 3, bottom plate outer wall 21 is in arc-shaped, is gathered convenient for water droplet, 21 He of bottom plate outer wall Heat-barrier material is set between semicircle tubular type plate inner wall 22, and the guidance of semicircle tubular type plate inner wall 22 hot wind is therefrom in laminar flow road flow direction Laminar flow road;Impeller-type keeps out the wind body 23, arc wind deflector 24 and the change hot wind circumferencial direction flow velocity of vertical wind deflector 25 to be tilted towards Upper flow velocity further guides hot wind mixed flow to flow into internal layer runner, guides hot blast flow direction rotary body 19, the top installation of inner cylinder 4 There is discharge pipe 12, hot wind is rotatablely connected on impeller inner bottom plating 9 by entering discharge pipe 12 after the internal layer runner inside rotary body 19 There is lower four feet support 8, rotary body 19 is fixedly connected on down in four feet support 8, and the top of rotary body 19 is equipped with the support of four feet 13, the middle part of impeller inner bottom plating 9 is equipped with current collection column bottom axle sleeve 26, and lower four feet support 8, upper four foot support 13 middle part difference Current collection column sleeve cylinder 34 is installed.
Heater includes current collection column bottom axle sleeve 26, current collection column sleeve cylinder 34, current collection column 10, collector ring 11, small heating sheet 20 With big heating sheet 7, current collection column 10 sequentially passes through current collection column bottom axle sleeve 26, current collection column sleeve cylinder 34, and current collection column 10 passes through collection respectively Electric column bottom axle sleeve 26, current collection column sleeve cylinder 34 and impeller inner bottom plating 9, lower four feet support 8,13 rotation connection of upper four foot support, collection Electric column 10 arranges four collector rings 11 from top to bottom, and there are four small heating sheet 20, rotary bodies 19 for the inside installation of rotary body 19 Middle part be also equipped with big heating sheet 7, collector ring 11 is sequentially connected with small heating sheet 20, big heating sheet 7 respectively from top to bottom, rotation Swivel 19, upper four foot support 13 are all made of heat-resisting material.
As shown in figure 3, small heating sheet is made of collector ring anode 27, collector ring cathode 28, heater strip 29, heater strip 29 is in Circle distribution, constitute heating sheet profile 30, heater strip 29 centered on collector ring, every 3 ° circumferentially shape be evenly arranged, formed Heating sheet profile 30.Heater strip 29 uses Fe-based perovskite-like oxide, and heatproof is up to 1400 DEG C, and heater strip 29 uses circle-shaped cloth Set, with the increase of circle diameter, the density of heater strip 29 becomes smaller, can exhaust gas is tentatively heated at runner in middle level, reduce Flow resistance heats exhaust gas sufficiently in inner laminar flow road.
As shown in figure 4, greatly fin structure is similar with small heating sheet, only difference is that big heating sheet passes through rotary body 19 When, it is provided with 31 supporting rotator of space post.
Intelligence control system includes control cabinet 15 and temperature sensor 17, and control cabinet 15 is fixedly connected under discharge pipe 12 Side, temperature sensor 17 are mounted in discharge pipe 12.
As shown in Figure 2 and Figure 6, lower four feet support 8 and upper four foot support 13 are by current collection column sleeve cylinder 34 and fixed bracket 35 Composition, fixed bracket 35 are fixedly connected on rotary body 19, and the fixation support Design of lower four feet support 8 is at plectrum vertically upward Shape increases exhaust gas disturbance when it is rotated with rotary body 19, and upper four foot supports 13 fixation support Design at fan shape, when Local suction is formed in 12 entrance of discharge pipe when it is rotated, increases exhaust dynamics.
As shown in Fig. 2, Fig. 6, Fig. 7 and Fig. 8, current collection column 10 is fixed by current collection column bottom axle sleeve 26, and passes through current collection column The limit of 34 horizontal direction of sleeve, current collection column 10 is not mobile with rotary body, and collector ring 11 is by collector ring anode 27 and collector ring cathode 28 compositions, collector ring positive and negative anodes are powered in the form of brush to heater strip 29, and the inside of current collection column 10 is equipped with electroduct 36, collector ring 11 power supply line is penetrated by electroduct 36.
Embodiment 2
On the basis of embodiment 1, the side wall of outer barrel 3 is equipped with temperature adjustment pipe 14, the other end and discharge pipe 12 of temperature adjustment pipe 14 Connection, the inside of temperature adjustment pipe 14 are equipped with heat control valve 18, and the top of discharge pipe 12 is equipped with relief valve 16, and control cabinet 15 is according to temperature The measurement data of sensor 17 is spent, pressure fan 1 is controlled or heat control valve 18 adjusts wind-warm syndrome, intelligent controlling device is controlled in low temperature and sent Blower 1 reduces air output, adjusts 18 aperture of heat control valve at high temperature, extracts cold wind from outer layer runner and is sent into out by temperature adjustment pipe 14 Wind-warm syndrome is reduced in air hose 12, when 12 hypertonia of discharge pipe, passes through 16 pressure release of relief valve.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution Similar frame mode and embodiment, are within the scope of protection of the invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (10)

1. a kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats, including hot wind runner and it is mounted on hot-fluid air duct Interior heater, which is characterized in that the hot wind runner includes pressure fan (1), blast pipe (2), outer barrel (3) and inner cylinder (4) it is equipped with inner cylinder (4), is formed between outer barrel (3) and inner cylinder (4) outer with rotary body (19), the inside of outer barrel (3) Laminar flow road is evenly distributed with nozzle (5) at the top of inner cylinder (4), and the inside of inner cylinder (4) is equipped with rotary body (19), inner cylinder (4) middle layer runner is formed between rotary body (19), the inner surface of rotary body (19) forms internal layer runner, middle layer runner lower end peace It equipped with impeller inner bottom plating (9), is equipped at the top of inner cylinder (4) discharge pipe (12), impeller inner bottom plating is rotatably connected to down on (9) Four feet support (8), and rotary body (19) is fixedly connected on down in four feet support (8), and rotary body is equipped with four feet at the top of (19) It supports (13), current collection column bottom axle sleeve (26) is installed in the middle part of impeller inner bottom plating (9), lower four feet support (8), the support of upper four foot (13) current collection column sleeve cylinder (34) is separately installed in the middle part of.
2. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that institute State outer barrel (3) and inner cylinder (4) be in a circular table shape, the side wall of outer barrel (3) is equipped with blast pipe (2), blast pipe (2) it is another One end is equipped with pressure fan (1), and blast pipe (2) is connected to outer barrel (3).
3. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that institute State nozzle (5) altogether there are four, nozzle (5) is made of outer nozzle wall (32) and air outlet (33).
4. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that institute It states and has been evenly arranged four wind deflectors (6) in rotary body (19) peripheral circumferential.
5. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that institute Stating impeller inner bottom plating (9) includes that bottom plate outer wall (21), semicircle tubular type base inner wall (22), impeller-type keep out the wind body (23), arc gear Wind face (24), vertical wind deflector (25) and current collection column bottom axle sleeve (26), bottom plate outer wall (21) and outer barrel (3) form outer laminar flow The intake section in road, bottom plate outer wall (21) are in arc-shaped, are arranged between bottom plate outer wall (21) and semicircle tubular type plate inner wall (22) Heat-barrier material.
6. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that institute Stating heater includes current collection column bottom axle sleeve (26), current collection column sleeve cylinder (34), current collection column (10), collector ring (11), small heating sheet (20) and big heating sheet (7), current collection column (10) sequentially pass through current collection column bottom axle sleeve (26), current collection column sleeve cylinder (34), current collection column (10) respectively by current collection column bottom axle sleeve (26), current collection column sleeve cylinder (34) and impeller inner bottom plating (9), lower four feet support (8), on Four feet support (13) rotation connection, and current collection column (10) arranges four collector rings (11), the inside of rotary body (19) from top to bottom There are four big heating sheet (7), collector rings (11) successively to connect with small heating sheet (20), big heating sheet (7) respectively from top to bottom for installation It connects.
7. the high-temperature hot-air device that the waste gas circulation according to claim 6 suitable for brickkiln heats, which is characterized in that The small heating sheet (20) is made of collector ring positive (27), collector ring cathode (28), heater strip (29), and heater strip (29) is in circle Week distribution, is constituted heating sheet profile (30), and heater strip (29) is centered on collector ring (11), every 3 ° of circumferentially uniform cloth of shape It sets, is formed heating sheet profile (30), heater strip (29) uses Fe-based perovskite-like oxide.
8. the high-temperature hot-air device that the waste gas circulation according to claim 1 suitable for brickkiln heats, which is characterized in that also Including intelligence control system, intelligence control system includes control cabinet (15) and temperature sensor (17), and control cabinet (15) is fixed to be connected The lower section in discharge pipe (12) is connect, temperature sensor (17) is mounted in discharge pipe (12), and the side wall of outer barrel (3) is equipped with tune Temperature pipe (14), the other end of temperature adjustment pipe (14) are connected to discharge pipe (12), and the inside of temperature adjustment pipe (14) is equipped with heat control valve (18), Relief valve (16) are installed at the top of discharge pipe (12).
9. the high-temperature hot-air device that the waste gas circulation according to claim 6 suitable for brickkiln heats, which is characterized in that institute It states down four feet support (8) He Shangsi foot support (13) to be made of current collection column sleeve cylinder (34) and fixed bracket (35), fixed bracket (35) it being fixedly connected on rotary body (19), the fixation support Design of lower four feet support (8) is at plectrum shape vertically upward, and upper four Foot supports the fixation support Design of (13) at fan shape.
10. the high-temperature hot-air device that the waste gas circulation according to claim 6 suitable for brickkiln heats, which is characterized in that The current collection column (10) is fixed by current collection column bottom axle sleeve (26), and is limited by current collection column sleeve cylinder (34) horizontal direction, collection Electric column (10) is not mobile with rotary body, and collector ring (11) is made of collector ring positive (27) and collector ring cathode (28), collector ring Positive and negative anodes are powered in the form of brush to heater strip (29), and the inside of current collection column (10) is equipped with electroduct (36), collector ring (11) Power supply line is penetrated by electroduct (36).
CN201811610102.XA 2018-12-27 2018-12-27 High-temperature hot air device suitable for waste gas circulation heating of brickkiln Active CN109539815B (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN110475465A (en) * 2019-09-18 2019-11-19 山东大学 A kind of hot-pipe system of jet hole height change
CN110572992A (en) * 2019-09-18 2019-12-13 山东大学 Immersed self-turbulent flow cooling system with four-corner tangential circles

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CN108061467A (en) * 2017-12-12 2018-05-22 申扬阳 A kind of tunnel brick kiln waste heat boiler
CN209246717U (en) * 2018-12-27 2019-08-13 南昌工程学院 A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats

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JP2003207272A (en) * 2002-01-11 2003-07-25 Daido Steel Co Ltd Hot air circulation type heating furnace
CN204286129U (en) * 2014-11-21 2015-04-22 高文有 Heat pipe-type coke-stove gas heater
KR101600576B1 (en) * 2015-12-11 2016-03-08 서상원 Mold heat processor of noxious gas combustion and recycling function having
CN108061467A (en) * 2017-12-12 2018-05-22 申扬阳 A kind of tunnel brick kiln waste heat boiler
CN209246717U (en) * 2018-12-27 2019-08-13 南昌工程学院 A kind of high-temperature hot-air device that the waste gas circulation suitable for brickkiln heats

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110475465A (en) * 2019-09-18 2019-11-19 山东大学 A kind of hot-pipe system of jet hole height change
CN110572992A (en) * 2019-09-18 2019-12-13 山东大学 Immersed self-turbulent flow cooling system with four-corner tangential circles
CN110572992B (en) * 2019-09-18 2020-05-19 山东大学 Immersed self-turbulent flow cooling system with four-corner tangential circles

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