CN103994645A - Efficient and energy-saving roller drying device - Google Patents
Efficient and energy-saving roller drying device Download PDFInfo
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- CN103994645A CN103994645A CN201410227058.XA CN201410227058A CN103994645A CN 103994645 A CN103994645 A CN 103994645A CN 201410227058 A CN201410227058 A CN 201410227058A CN 103994645 A CN103994645 A CN 103994645A
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Abstract
An efficient and energy-saving roller drying device comprises a roller dryer and a drying furnace. The roller dryer comprises a main cylinder, a heat dissipation pipe, an auxiliary cylinder, a front end cover plate, a rear end cover plate and a heat preservation layer. The drying furnace comprises a connecting bend, a furnace core, a furnace wall, an outer wall, a fuel inlet pipe and a furnace bridge, wherein the heat preservation layer is attached to the outer wall of the auxiliary cylinder, and a smoke outlet is formed in the front section of the auxiliary cylinder. The cover plates are arranged at the two ends of the main cylinder, the front end cover plate is provided with a material inlet and a hot air inlet, and the rear end cover plate is provided with a material outlet and a wet air outlet. The front section of the heat dissipation pipe extends out of the hot air inlet of the front end cover plate, the rear section of the heat dissipation pipe is connected with the main cylinder through the bend, and a hole is formed in the joint of the main cylinder and the bend. Compared with an existing roller drying device, the efficient and energy-saving roller drying device saves 30% to 50% of fuel.
Description
Technical field
The present invention relates to drying plant, specifically a kind of energy-efficient roller drying drying equipment.
Background technology
Roller drying equipment is widely used in the fields such as chemical industry, metallurgy, mining industry.Roller drying equipment adopts furnace wall to add hot-air more at present, then utilizes the method for hot air dries material, and connecting bend adopts water-cooled or do not take cooling provision; and high temperature pyrotechnics tail gas directly discharges; the thermal efficiency is low, and energy consumption is large, is unfavorable for environmental protection and utilization of resources.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and a kind of energy-efficient roller drying drying equipment is provided, fully combustion fuel of this equipment, makes full use of the energy, and heat energy is utilized effectively, and realizes the object of environmental protection.Energy-efficient drum drying equipment provided by the invention is saved 30% ~ 50% fuel than existing drum drying equipment.
The object of the present invention is achieved like this:
An energy-efficient roller drying drying equipment, comprises roller drying machine and drying oven, it is characterized in that: roller drying machine comprises: main cylinder, radiating tube, attached cylinder, front end cover plate, rear-end plate, heat-insulation layer; Drying oven comprises: connecting bend, combustion chamber, furnace wall, outer wall, fuel inlet tube and grate;
Wherein, the attached heat-insulation layer of attached drum outer wall, attached cylinder leading portion is provided with exhanst gas outlet;
The two ends of main cylinder are provided with cover plate, and front end cover plate is provided with material inlet and hot blast import, and rear-end plate is provided with material outlet and moisture outlet;
Radiating tube leading portion in the past end casing hot blast import stretches out, and back segment is connected with main cylinder by elbow, and main cylinder punches with elbow connecting portion;
Connecting bend divides inside and outside two-layer pipe, outer wall of inner tube welding fin, and inner tube is connected with body of heater by flange, a ventilation sleeve pipe of outer tube hypomere outer wall welding, ventilation sleeve pipe and flange welding, ventilation sleeve pipe is connected with air intake air blast by pipeline; Elbow inner tube stretches into radiating tube inside by tube connector, and connecting bend outer tube is with front end cover plate retaining space and be connected by seal sleeve.
Described radiating tube is welded to connect by angle steel and main cylinder.
Described front end cover plate and rear-end plate are provided with sealing ring, and sealing ring and main cylinder retain the space of 1 ~ 10mm.
Described attached cylinder two is provided with sealing ring, and sealing ring and main cylinder retain the space of 1 ~ 10mm.
Roller drying machine while installation, be front end higher than rear end, angle of inclination is for best between 1 ~ 5 DEG C.
The optimum depth that connecting bend inner tube stretches into radiating tube by tube connector is 5 ~ 15cm, and connecting bend outer tube retains 5 ~ 10cm space and is connected by seal sleeve with front end cover plate; Connecting bend outer tube hypomere outer wall welding ventilation sleeve pipe, outer tube and flange preferably retain the space of 1 ~ 3cm simultaneously, this design can ensure that air can evenly enter outer tube inside from all directions, prevent air and only enter outer tube inside from a side, thereby cause the radiating effect of connecting bend inner tube undesirable.
Combustion chamber forms by building refractory brick in furnace wall by laying bricks or stones, furnace wall is an additional outer wall, stay the space of 5 ~ 10cm as vent passages between the two, vent passages is communicated with grate below by blast pipe, vent passages is connected with air intake air blast by pipeline, like this wind first from furnace wall by arriving below grate by pipeline again, wind is both cooling like this, and furnace wall prevents the too high Quick Oxidation of furnace wall temperature, the air after simultaneously heating can promote the abundant burning of fuel more.
In addition, attached cylinder bottom is provided with dust-collecting box, rubbish in the attached cylinder of easy cleaning, and dust-collecting box bottom cover plate is connected with box body by loose-leaf, simple and practical.
The invention has the beneficial effects as follows:
1, connecting bend adopts bimetallic tube, and outer wall of inner tube welding fin, ventilates when operation, can play cooling inner tube, prevents inner tube excess Temperature and is oxidized, and high temperature air enters the inner material drying of main cylinder by outer tube simultaneously, and heat energy is utilized effectively.
2, flue gas in boiler is by after radiating tube, tail gas also has higher temperature, the present invention is connected by elbow radiating tube with main cylinder, tail gas enters attached cylinder back segment from radiating tube, discharge from attached cylinder leading portion by attached cylinder and the space in main cylinder, this design not only can be come isolated to main cylinder and cool ambient air, prevent that main cylinder heat runs off, and can utilize the heat of tail gas to heat main cylinder, prevent the high-temperature vapor in main cylinder, run into main cylinder inwall that temperature is lower and above condensing in, thereby constantly the powder in bonding cylinder stops up main cylinder, heat energy is used more effectively like this, thereby realize the object of environmental protection.
3, connecting bend outer tube hypomere outer wall welding ventilation sleeve pipe, outer tube and flange retain certain space simultaneously, this design can ensure that air can evenly enter outer tube inside from all directions, prevents air and only enters outer tube inside from a side, thereby cause the radiating effect of radiating tube undesirable.
4, connecting bend inner tube stretches into radiating tube inside by tube connector, connecting bend outer tube retains certain space and is connected by seal sleeve with front end cover plate, the running of radiating tube can be do not hindered like this, the radiating tube harmful effect that the body length variations that causes brings of expanding with heat and contract with cold can be eliminated again.
5, attached cylinder bottom is provided with dust-collecting box, rubbish in the attached cylinder of easy cleaning, and dust-collecting box bottom cover plate is connected with box body by loose-leaf, simple and practical.
6, connecting bend adopts flange to be connected with body of heater, is convenient to I&M.
Energy-efficient drum drying equipment provided by the invention is saved 30% ~ 50% fuel than existing drum drying equipment.
Brief description of the drawings
Fig. 1 is the energy-efficient roller drying equipment of the present invention;
Fig. 2 is the profile of drying oven;
Fig. 3 is the cutaway view of A-A position in Fig. 1;
Fig. 4 is elbow enlarged drawing;
Wherein, 1 main cylinder, 2 radiating tubes, 3 attached cylinders, 4 front end cover plates, 5 rear-end plates, 6 heat-insulation layers, 7 connecting bends, 8 combustion chambers, 9 inner tubes, 10 outer tubes, 11 fin, 12 furnace walls, 13 outer walls, 14 fuel inlet tubes, 15 grates, 16 air intake air blasts, 17 ventilation sleeve pipes, 18 seal sleeves, 19 sealing rings, 20 dust-collecting boxes.
Specific embodiment
Embodiment
An energy-efficient roller drying drying equipment, comprises roller drying machine and drying oven, and roller drying machine comprises: main cylinder 1, radiating tube 2, attached cylinder 3, front end cover plate 4, rear-end plate 5, heat-insulation layer 6; Drying oven comprises: connecting bend 7, combustion chamber 8, furnace wall 12, outer wall 13, fuel inlet tube 14 and grate 15;
Wherein, the attached heat-insulation layer 6 of attached cylinder 3 outer wall, attached cylinder 3 leading portions are provided with exhanst gas outlet;
The two ends of main cylinder are provided with cover plate, and front end cover plate 4 is provided with material inlet and hot blast import, and rear-end plate 5 is provided with material outlet and moisture outlet;
Radiating tube 2 leading portions in the past end casing hot blast import stretch into, and back segment is connected with main cylinder 1 by elbow, and main cylinder 1 punches with radiating tube 2 connecting portions;
Two-layer pipe inside and outside 7 points of connecting bends, inner tube 9 outer wall welding fin 11, inner tube 9 is connected with body of heater by flange, a ventilation sleeve pipe 17 of outer tube 10 hypomere outer wall welding, ventilation sleeve pipe 17 and flange welding, ventilation sleeve pipe 17 is connected with air intake air blast 16 by pipeline, and connecting bend 7 inner tubes stretch into the inner 8cm of radiating tube 2 by tube connector, and connecting bend outer tube retains the space of 8cm and is connected by seal sleeve 18 with front end cover plate.
Described front end cover plate 4 and rear-end plate 5 are provided with sealing ring 19, and sealing ring 19 and main cylinder retain the space of 3mm.
Radiating tube 2 is welded to connect by angle steel and main cylinder 1.
Attached cylinder 3 two are provided with sealing ring 19, and sealing ring 19 and main cylinder 1 retain the space of 3mm.
When roller drying equipment is installed, front end is higher than rear end, and angle of inclination is 3 DEG C.
Described radiating tube 2 is connected with main cylinder 1 by elbow, and elbow and main cylinder 1 connecting portion punch.
Described attached cylinder 3 leading portions are provided with exhanst gas outlet.
Combustion chamber 8 forms by building refractory brick in furnace wall by laying bricks or stones, and furnace wall is an additional outer wall 13 stays the space of 7cm as vent passages between the two, and vent passages is communicated with grate below by blast pipe, and vent passages is connected with air intake air blast 16 by pipeline.
In addition, attached cylinder 3 bottoms are provided with dust-collecting box 20, rubbish in the attached cylinder of easy cleaning, and dust-collecting box 20 bottom cover plates are connected with box body by loose-leaf, simple and practical.
Claims (8)
1. an energy-efficient roller drying drying equipment, comprises roller drying machine and drying oven, it is characterized in that: roller drying machine comprises: main cylinder, radiating tube, attached cylinder, front end cover plate, rear-end plate, heat-insulation layer; Drying oven comprises: connecting bend, combustion chamber, furnace wall, outer wall, fuel inlet tube and grate;
Wherein, the attached heat-insulation layer of attached drum outer wall, attached cylinder leading portion is provided with exhanst gas outlet;
The two ends of main cylinder are provided with cover plate, and front end cover plate is provided with material inlet and hot blast import, and rear-end plate is provided with material outlet and moisture outlet;
Radiating tube leading portion in the past end casing hot blast import stretches out, and back segment is connected with main cylinder by elbow, and main cylinder punches with elbow connecting portion;
Connecting bend divides inside and outside two-layer pipe, outer wall of inner tube welding fin, and inner tube is connected with body of heater by flange, a ventilation sleeve pipe of outer tube hypomere outer wall welding, ventilation sleeve pipe and flange welding, ventilation sleeve pipe is connected with air intake air blast by pipeline; Connecting bend inner tube stretches into radiating tube inside by tube connector, and connecting bend outer tube is with front end cover plate retaining space and be connected by seal sleeve.
2. a kind of energy-efficient roller drying drying equipment according to claim 1, is characterized in that: described front end cover plate and rear-end plate are provided with sealing ring, and sealing ring and main cylinder retain the space of 1 ~ 10mm.
3. a kind of energy-efficient roller drying drying equipment according to claim 1, is characterized in that: described attached cylinder two is provided with sealing ring, and sealing ring and main cylinder retain the space of 1 ~ 10mm.
4. a kind of energy-efficient roller drying drying equipment according to claim 1, is characterized in that: described roller drying machine while installation, be front end higher than rear end, angle of inclination is between 1 ~ 5 DEG C.
5. a kind of energy-efficient roller drying drying equipment according to claim 1, it is characterized in that: described connecting bend inner tube stretches into radiating tube 5 ~ 15cm by tube connector, connecting bend outer tube retains 5 ~ 10cm space and is connected by seal sleeve with front end cover plate.
6. a kind of energy-efficient roller drying drying equipment according to claim 1, is characterized in that: described connecting bend outer tube bottom outer wall welding ventilation sleeve pipe, outer tube and flange retain the space of 1 ~ 3cm simultaneously.
7. a kind of energy-efficient roller drying drying equipment according to claim 1, it is characterized in that: described combustion chamber forms by building refractory brick in furnace wall by laying bricks or stones, air intake passage is communicated with grate below by blast pipe, and air intake passage is connected with air intake air blast by pipeline.
8. a kind of energy-efficient roller drying drying equipment according to claim 1, is characterized in that: described attached cylinder bottom is provided with dust-collecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410227058.XA CN103994645B (en) | 2014-05-27 | 2014-05-27 | A kind of energy-efficient roller drying drying equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410227058.XA CN103994645B (en) | 2014-05-27 | 2014-05-27 | A kind of energy-efficient roller drying drying equipment |
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| CN103994645A true CN103994645A (en) | 2014-08-20 |
| CN103994645B CN103994645B (en) | 2016-04-13 |
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| CN201410227058.XA Active CN103994645B (en) | 2014-05-27 | 2014-05-27 | A kind of energy-efficient roller drying drying equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371621A (en) * | 2015-12-21 | 2016-03-02 | 张海娟 | Vacuum drying machine with cooling section |
| CN105371620A (en) * | 2015-12-21 | 2016-03-02 | 张海娟 | Cylinder drying machine with cooling section |
| CN105444551A (en) * | 2015-12-18 | 2016-03-30 | 张海娟 | Rotary drying storehouse with cooling section |
| CN105486046A (en) * | 2015-12-14 | 2016-04-13 | 张海娟 | Drum type vacuum drying machine with waste heat utilization function |
| CN105486070A (en) * | 2015-12-18 | 2016-04-13 | 张海娟 | Drying bin with cooling section |
| CN105486053A (en) * | 2015-12-15 | 2016-04-13 | 张海娟 | Heat pipe vacuum drying bin |
| CN106705603A (en) * | 2017-02-25 | 2017-05-24 | 邵阳市新华材料科技有限责任公司 | Efficient combined drying system applied to powder and granule products |
| CN107965986A (en) * | 2017-11-23 | 2018-04-27 | 南宁众创空间科技有限公司 | A kind of energy-saving heat cycle formula Chinese medicinal material drying equipment for drying |
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| GB228437A (en) * | 1924-07-07 | 1925-02-05 | William Jacob Kuntz | Improvements in rotary dryers |
| CN2924442Y (en) * | 2006-04-29 | 2007-07-18 | 杨军 | Multi-channel hot smoke drying machine |
| CN102635939A (en) * | 2012-04-28 | 2012-08-15 | 张华� | Vertical coal hot air furnace with double-layer heat conduction |
| CN103604281A (en) * | 2013-12-05 | 2014-02-26 | 重庆市酉阳县酉好化肥有限公司 | Rotary drum dryer |
| CN204165344U (en) * | 2014-05-27 | 2015-02-18 | 陶柱 | A kind of energy-efficient roller drying drying equipment |
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2014
- 2014-05-27 CN CN201410227058.XA patent/CN103994645B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB228437A (en) * | 1924-07-07 | 1925-02-05 | William Jacob Kuntz | Improvements in rotary dryers |
| CN2924442Y (en) * | 2006-04-29 | 2007-07-18 | 杨军 | Multi-channel hot smoke drying machine |
| CN102635939A (en) * | 2012-04-28 | 2012-08-15 | 张华� | Vertical coal hot air furnace with double-layer heat conduction |
| CN103604281A (en) * | 2013-12-05 | 2014-02-26 | 重庆市酉阳县酉好化肥有限公司 | Rotary drum dryer |
| CN204165344U (en) * | 2014-05-27 | 2015-02-18 | 陶柱 | A kind of energy-efficient roller drying drying equipment |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486046A (en) * | 2015-12-14 | 2016-04-13 | 张海娟 | Drum type vacuum drying machine with waste heat utilization function |
| CN105486053A (en) * | 2015-12-15 | 2016-04-13 | 张海娟 | Heat pipe vacuum drying bin |
| CN105444551A (en) * | 2015-12-18 | 2016-03-30 | 张海娟 | Rotary drying storehouse with cooling section |
| CN105486070A (en) * | 2015-12-18 | 2016-04-13 | 张海娟 | Drying bin with cooling section |
| CN105444551B (en) * | 2015-12-18 | 2018-09-07 | 张海娟 | There is the rotary drying storehouse of cooling section |
| CN105371621A (en) * | 2015-12-21 | 2016-03-02 | 张海娟 | Vacuum drying machine with cooling section |
| CN105371620A (en) * | 2015-12-21 | 2016-03-02 | 张海娟 | Cylinder drying machine with cooling section |
| CN105371621B (en) * | 2015-12-21 | 2018-06-01 | 张海娟 | There is the vacuum drier of cooling section |
| CN106705603A (en) * | 2017-02-25 | 2017-05-24 | 邵阳市新华材料科技有限责任公司 | Efficient combined drying system applied to powder and granule products |
| CN107965986A (en) * | 2017-11-23 | 2018-04-27 | 南宁众创空间科技有限公司 | A kind of energy-saving heat cycle formula Chinese medicinal material drying equipment for drying |
| CN107965986B (en) * | 2017-11-23 | 2019-10-01 | 广州一品红制药有限公司 | A kind of energy-saving heat cycle formula Chinese medicinal material drying equipment for drying |
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| Publication number | Publication date |
|---|---|
| CN103994645B (en) | 2016-04-13 |
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