CN102503071B - Dual-heat source multi-screw material drying device and system thereof - Google Patents
Dual-heat source multi-screw material drying device and system thereof Download PDFInfo
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- CN102503071B CN102503071B CN2011103684409A CN201110368440A CN102503071B CN 102503071 B CN102503071 B CN 102503071B CN 2011103684409 A CN2011103684409 A CN 2011103684409A CN 201110368440 A CN201110368440 A CN 201110368440A CN 102503071 B CN102503071 B CN 102503071B
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- material drying
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- storehouse
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The invention which discloses a solar energy used dual-heat source material drying device aims to provides a system utilizing the solar energy to dry sludge and the like. The device comprises a spiral transmission system, three screws comprising one primary screw and two auxiliary screws are arranged in the spiral transmission system, and sludge is transmitted through the bidirectional running under the drive of a primary motor and auxiliary motors, so the residence time of the sludge is improved, and the sludge and the like are fully dried. A hot gas pipeline is laid over the screws, and a gas which is heated by the solar energy is accessed. Hot oil heated by the solar energy, which goes through a conduit, enters a hot oil pipeline in a jacket to dry the sludge, so the sludge and the like are dried by dual heat sources of the hot gas and the hot oil, the initial heat value is increased, thereby the energy utilization efficiency is substantially improved, the effective drying of the sludge and the like is realized, and energy is saved.
Description
Technical field
The utility model relates to the spiral transmission dry materials mode of a kind of pair of heat source multi-screw, is mainly used in the sludge treatment of sewage work, the drying of the solid materialss such as some farm crop.
Background technology
What present sewage work more than 80% adopted all is activated sludge process, and its maximum drawback is exactly to produce a large amount of excess sludges when disposing of sewage.Even also more than 80%, also need further drying and other treatment through its water ratio after the processed, therefore in the urgent need to a kind of energy-efficient drying sludge treatment facility.
The initial calorific value that existing drying plant for solid materials, single source cause is low, and primary drying is insufficient, and heat utilization ratio is low, and energy consumption is high, and heat exchanger time is wayward, and automation degree of equipment is not high.Owing to heat exchange system space reason, the rate of diffusion of surperficial boil-off rate and inner wet part is low, and accurate not to the moisture control degree of processing rear material, the quality of discharging is not high.
Thermal source is mainly derived from residual heat from boiler fume or directly with the heating of fuel or electric energy, boiler smoke needs follow-up flue gas to process in the existing dry technology, and direct heating consumes again a large amount of energy, and is all undesirable aspect cost and environment protection.
Summary of the invention
The purpose of the present utility model is the weak point for above-mentioned prior art existence, and a kind of efficient, the manageable spiral transmission of appearance dehumidification system is provided.
The purpose of this utility model can realize by following measures: a kind of pair of heat source multi-screw material drying device, it is characterized in that: comprise shell 20, screw device 1,3,23, housing 20, driving screw 3 and sub-screw (1,23) are arranged in parallel in shell 20, and driving screw drives by main motor 9, sub-screw (1,23) drive main motor 9 and auxiliary-motor (8 by auxiliary-motor (8,21), 21) be located at respectively two ends, shell 20 left and right sides, shell 20 tops are provided with gas pipe line 7,22, gas pipe line (7,22) connect inlet mouth 15, arrange hot oil pipeline 4 in the chuck 14 of shell 20, described oil pipeline adopts and lays around mode, and hot oil pipeline 4 one ends connect oil-in 17, one end connects oil outlet 16, be distributed in around the screw rod, shell 20 1 end tops arrange opening for feed 6, and the other end bottom arranges discharge port 5.
Be provided with accumulation storehouse 30 in opening for feed 6 bottoms, the other end is provided with near feed opening 5 places piles up storehouse 29.
The dual power supply multi-screw material drying device is provided with pressure transmitter 26 at accumulation Cang29Chu.
Blade 2 on the screw rod adopts arcs and with sawtooth.
The material drying device of two heat source multi-screws, air chest 13, fuel tank 12, sun power 18, two heat source multi-screw material drying devices, be provided with oil-in 17 and be connected connection with fuel tank, be provided with hot air inlet 15 and be connected with air chest 13, fuel tank 12 and air chest 13 all are connected to sun power 18 and form two heat source multi-screw material drying systems.
Compared with prior art, the present invention has following advantage and effect:
(1) the two thermals source that are comprised of hot gas and deep fat have improved the drying efficiency of system.
(2) this system's auxiliary power heater of cooperation remedies the heat source under the insufficient condition of illumination condition.
(3) adopt major-minor spiral to transmit material, and material can transmit by positive and negative both direction under the control of major-minor motor, the time that material stops in heat exchanger increases, and has improved the utilization ratio of heat.
The damp-heat air of (4) discharging is heated as thermal source backflow oil dropping apparatus, has improved the utilising efficiency of the energy.
(5) blade on the screw rod adopts arc line shaped and can effectively cut mud with sawtooth.
(6) two sections of housings arrange and pile up the storehouse, and by pressure transmitter control accumulating amount, thereby the transmission of regulating major-minor motor makes mud fully dry.
Description of drawings
Fig. 1 is the process flow sheet of system.
Fig. 2 is the diagrammatic cross-section of spiral dehumidification system.
Fig. 3 is the layout drawing of screw rod and blade.
Fig. 4 is the left view of spiral system.
Among the figure: 1,23-sub-screw; The 2-blade; The 3-driving screw; The 4-hot oil pipeline; The 5-discharge port; The 6-opening for feed; 7,22-gas pipe line; 8,21-auxiliary-motor; 9-master's motor; The 10-transfer pump; The 11-power heater; The 12-fuel tank; The 13-air chest; The 14-chuck; The 15-hot air intake; The 16-oil outlet; 17 oil-ins; 18-sun power; 19 air intlets; The 20-housing; The 24-drum-type blast; The 26-sensor; 29,30-piles up the storehouse.
Embodiment
The invention provides the material drying system of a kind of pair of heat source multi-screw, its structure as shown in Figure 1.
As shown in Figure 1, it is the synoptic diagram of the two heat source multi-screw material drying devices of the utility model, he comprises screw device 1,3,23, housing 20, chuck 14, main motor 9 and auxiliary-motor (8,21), described screw device is by the major-minor electric machine control, and it comprises forward driving motor, reversing drive motor, shaft coupling, step-down gear, head bearings device, tail bearing device, transfer lime, support tube, helical member and opening for feed 6, discharge port 5.Wherein three screw rods are arranged in parallel, main helical feed screw rod forward transmits material, two sub-screw reversing drive, control material reverse transfer.
Material is by in the close opening for feed access to plant of main motor side, because action of gravity is fallen, partial material is transmitted to left slowly by main motor screw 3, the solid accumulation that falls when transmitting beginning is in the accumulation storehouse 30 of opening for feed bottom, be sent to the accumulation storehouse 29 of the other end when material, and pressure transmitter 26 regulation and control auxiliary-motors (1 after the accumulation of a certain amount of a are arranged, 23) start, and this moment, speed was higher than driving screw 3, after mud in piling up storehouse 29 is reduced to a certain amount of b, main motor 9 speed-raisings of pressure transmitter 26 regulation and control, make the transfer rate of driving screw 3 be higher than sub-screw (8,21), material in piling up storehouse 29 again behind the amount of the reaching a discharge port 5 open blowing once, thereby enter next samsara.Regulate the residence time of material in heat exchange system.When reaching the ridity that needs, material discharges through discharge port 5.Filler when remaining mud can be used as next drying sludge in the accumulation storehouse.
Lay two hot gas ducts (7,22) on the top of housing, the high temperature air after solar heating enters the heat exchanger from the inlet mouth 15 of one section of housing, and discharge equally distributed air outlet from the pipeline again, and material is carried out drying.Damp and hot air can be discharged from system under the drive of rolling circle cylinder 24 from hull outside with material.
Arrange hot oil pipeline 4 in the chuck 14 of housing 20, described oil pipeline adopts and lays around mode, is distributed in around the screw rod, thereby realizes the homogeneous heating of material dry.The deep fat that heated through sun power 18, is flow to next time in the fuel tank 12 in the drive of transfer pump (10) by the oil outlet 16 of the other end and realizes recycle from entrance 17 accesss to plant of interlayer one end by hot oil pipeline 4.
Pass into a solar energy water circulating line in the fuel tank, utilize the oil in the water indirect heating fuel tank of solar heating, simultaneously in the bottom of fuel tank also with power heater 11, under the not abundant condition of sunlight, when the energy that sun power provides can not satisfy the demand of dehumidification system, can heat oil by electric power, guarantee the normal operation of oil drying.
Claims (8)
1. two heat source multi-screw material drying device, it is characterized in that: comprise shell (20), screw device (1,3,23), driving screw (3) and sub-screw (1,23) are arranged in parallel in shell (20), and driving screw drives by main motor (9), sub-screw (1,23) drive main motor (9) and auxiliary-motor (8 by auxiliary-motor (8,21), 21) be located at respectively shell (20) two ends, the left and right sides, shell (20) top is provided with gas pipe line (7,22), gas pipe line (7,22) connect inlet mouth (15), arrange hot oil pipeline (4) in the chuck (14) of shell (20), described oil pipeline adopts and lays around mode, and hot oil pipeline (4) one ends connect oil-in (17), one end connects oil outlet (16), be distributed in around the screw rod, shell (20) one end tops arrange opening for feed (6), and the other end bottom arranges discharge port (5).
2. as claimed in claim 1 pair of heat source multi-screw material drying device is characterized in that: be provided with first in opening for feed (6) bottom and pile up storehouse (30), the other end is located to be provided with second near feed opening (5) and is piled up storehouse (29).
3. as claimed in claim 2 pair of heat source multi-screw material drying device is characterized in that: the dual power supply multi-screw material drying device is piled up storehouse (29) second and is located to be provided with pressure transmitter (26).
4. two heat source multi-screw material drying devices as claimed in claim 3, it is characterized in that: the mode of operation of described drying installation is: material is by in the close opening for feed access to plant of main motor side, because action of gravity is fallen, partial material is transmitted to left slowly by main motor screw (3), the solid accumulation that falls when transmitting beginning is piled up in the storehouse (30) in first of opening for feed bottom, when being sent to second of the other end, material piles up storehouse (29), and pressure transmitter (26) regulation and control auxiliary-motor (8 after the accumulation of a certain amount of a arranged, 21) start, and this moment, speed was higher than driving screw (3), after mud in the second accumulation storehouse (29) is reduced to a certain amount of b, pressure transmitter (26) is regulated and control main motor (9) speed-raising, make the transfer rate of driving screw (3) be higher than sub-screw (1,23), when second pile up in the storehouse (29) material again behind the amount of the reaching a discharge port (5) open blowing once, thereby enter next samsara.
5. such as claim 1 or 2 or 4 described pairs of heat source multi-screw material drying devices, it is characterized in that: the blade (2) on the driving screw (3) adopts arc and with sawtooth.
6. two heat source multi-screw material drying system, it is characterized in that, comprise as claimed in claim 1 pair of heat source multi-screw material drying device, air chest (13), fuel tank (12), sun power (18), the material drying device of two heat source multi-screws is provided with oil-in (17) and is connected 12 with fuel tank) connect, be provided with hot air inlet (15) and be connected with air chest, fuel tank (18) and air chest (13) all are connected to sun power (18).
7. as claimed in claim 6 pair of heat source multi-screw material drying system, it is characterized in that: the oil outlet of two heat source multi-screw material drying devices (16) is provided with transfer pump (10), transfer pump (10) one ends connect oil outlet (16), the other end connects fuel tank (12), and the oil of oil outlet (16) flows to realization recycle in the fuel tank (12) next time in the drive of transfer pump (10).
8. the material drying system of as claimed in claim 6 pair of heat source multi-screw, it is characterized in that: the bottom of fuel tank (12) is also with power heater (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103684409A CN102503071B (en) | 2011-11-19 | 2011-11-19 | Dual-heat source multi-screw material drying device and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103684409A CN102503071B (en) | 2011-11-19 | 2011-11-19 | Dual-heat source multi-screw material drying device and system thereof |
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| Publication Number | Publication Date |
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| CN102503071A CN102503071A (en) | 2012-06-20 |
| CN102503071B true CN102503071B (en) | 2013-04-17 |
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| CN2011103684409A Expired - Fee Related CN102503071B (en) | 2011-11-19 | 2011-11-19 | Dual-heat source multi-screw material drying device and system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3759056A4 (en) * | 2018-03-01 | 2022-05-11 | Steve Macchio | Systems and methods for environmentally-clean thermal drying |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889769A (en) * | 2012-11-14 | 2013-01-23 | 镇江七政新能源有限公司 | Solar dryer |
| CN102889768A (en) * | 2012-11-14 | 2013-01-23 | 镇江七政新能源有限公司 | Solar dryer |
| EP2948526B1 (en) * | 2013-01-25 | 2018-11-14 | Calaeris Energy & Environment Ltd. | Turbulent vacuum thermal separation methods |
| CN104086069A (en) * | 2014-08-01 | 2014-10-08 | 曹坤常 | Sludge centrifugal drying machine |
| CN107032579A (en) * | 2016-03-15 | 2017-08-11 | 谢静 | The thermal source feed system of hydrous waste thing machinery drying equipment |
| CN107056004A (en) * | 2017-03-30 | 2017-08-18 | 四川高博环保工程有限公司 | Stirring structure in sludge hydrolytic tank |
| CN107606926A (en) * | 2017-09-29 | 2018-01-19 | 临汾市汇友创电子科技有限公司 | A kind of energy-saving grain dryer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158519Y (en) * | 1993-04-06 | 1994-03-09 | 东北工学院机械厂 | Multi-layer spiral sheet dryer |
| CN2771778Y (en) * | 2005-03-18 | 2006-04-12 | 东南大学 | Sluge over-heated steam drying device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100759416B1 (en) * | 2007-05-25 | 2007-10-04 | 주식회사 한창엔텍 | Sludge drying device for shaftless spiralscrew |
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2011
- 2011-11-19 CN CN2011103684409A patent/CN102503071B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158519Y (en) * | 1993-04-06 | 1994-03-09 | 东北工学院机械厂 | Multi-layer spiral sheet dryer |
| CN2771778Y (en) * | 2005-03-18 | 2006-04-12 | 东南大学 | Sluge over-heated steam drying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3759056A4 (en) * | 2018-03-01 | 2022-05-11 | Steve Macchio | Systems and methods for environmentally-clean thermal drying |
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| CN102503071A (en) | 2012-06-20 |
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Free format text: FORMER OWNER: ZHAO LIDONG SHI YA NAN Effective date: 20130206 |
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Effective date of registration: 20130206 Address after: 212009 Zhenjiang city of Jiangsu province Dingmao after twelve road science and Technology Park Building No. 468 Gemini A7F. Applicant after: Jiangsu Topsci Environmental Protection Technology Co., Ltd. Address before: 212009, 708, building 7, building A, twin building, Zhenjiang science and Technology Park, twelve Road, Jiangsu, Zhenjiang Applicant before: Jiangsu Topsci Environmental Protection Technology Co., Ltd. Applicant before: Zhao Lidong Applicant before: Shi Yanan |
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Granted publication date: 20130417 Termination date: 20141119 |
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