CN104596223A - Heat pump type tail heat recovery microwave oxygen-isolating drying machine - Google Patents
Heat pump type tail heat recovery microwave oxygen-isolating drying machine Download PDFInfo
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- CN104596223A CN104596223A CN201510050347.1A CN201510050347A CN104596223A CN 104596223 A CN104596223 A CN 104596223A CN 201510050347 A CN201510050347 A CN 201510050347A CN 104596223 A CN104596223 A CN 104596223A
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a heat pump type tail heat recovery microwave oxygen-isolating drying machine. A glass cover is in a tunnel shape; a microwave unit is arranged on the exterior of the glass cover and is fixed on a base plate under a conveying belt; after the material on the conveying belt is heated by the microwave unit in the tunnel-shaped glass cover, the material reaches the conveying belt of an isolating box through a sliding plate; an isolating curtain and an air blower are arranged at an outlet of the tunnel-shaped glass cover; the isolating curtain and an exhaust pipe are arranged at an inlet of the tunnel-shaped glass cover; the heat in the exhaust pipe is transferred through a heat pump and then enters into a hot air drying system of the isolating box. The continuous high-efficient enzyme deactivation and synchronous oxygen-isolating drying under a non-vacuum condition are realized by the heat pump type tail heat recovery microwave oxygen-isolating drying machine and the industrial implementation is conveniently performed; the power consumption of the heat pump is low, the heating efficiency is high, the complete recovering of the tail heat is realized and the cost and the energy consumption are lowered; the rear-section hot air countercurrent is beneficial to mild drying and maintenance for the uniform quality; the heat pump type tail heat recovery microwave oxygen-isolating drying machine is fit for drying the agricultural products which are easily subjected to enzymatic and high-temperature oxidation browning and is wide in application prospect.
Description
Technical field
The present invention relates to a kind of heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine.
Background technology
Drying is exactly by the moisture removal in material, and being all widely used in fields such as food, chemical industry, processing of farm products, biological products process, is the unit operations that frequency of utilization is very high.
Drying can utilize natural conditions to carry out drying or drying, but for suitability for industrialized production, drying is generally carried out in drying machine, the agricultural product that enzymatic and oxidizing brown stain occur are easy to for lily is this kind of, the first high temperature poach of general needs is dry again after carrying out killing ferment treatment, and drying also has special requirement, wish oxygen barrier (during heating, the speed of oxidizing brown stain can increase considerably) while heating exactly, carry out dry fast and efficiently under the condition of oxygen barrier, such enzyme and prevent oxidizing brown stain of could killing fast and effectively, guarantees product quality.
In order to reach the object of oxygen barrier, present stage generally adopts vacuum drying, but vacuum drying cost is high, efficiency is low, also has higher requirement to equipment, is difficult to the industrial production realizing serialization; And on the other hand, the existing drying equipment technology application obstacle that also ubiquity energy consumption is high, heat trnasfer infiltration is difficult, thus prior art cannot meet the product drying that this class of lily is easy to occur enzymatic and oxidizing brown stain.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art exactly, provides a kind of low energy consumption, fast, efficiently, is convenient to industrialization quantity-produced heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine.
For overcoming the deficiencies in the prior art, the present invention takes following technical scheme:
A kind of heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine, comprise conveyer belt, microwave unit and cloche, it is characterized in that: cloche is tunnel-type and is fixed on the substrate below conveyer belt, be provided with microwave unit outside tunnel-type cloche, arrive at through slide carriage on the conveyer belt of isolation casing after the material on conveyer belt is heated by microwave unit in tunnel-type cloche; The outlet of tunnel-type cloche is provided with and intercepts curtain and air blast, import is provided with and intercepts curtain and exhaust tube, exhaust tube is provided with air door with tail gas gas returning port and is connected air exhauster, air exhauster connects evaporator with heat pump and passes through the heat release on heat pump condenser of heat pump main frame heat transfer, fresh air enters the left end of isolating casing through warm-air pipe and air exhauster after heat pump condenser is heated, isolation casing in be provided with convection fan and have conveyer belt turn left from the right side through, the right-hand member of isolation casing is provided with tail gas mouth, and tail gas mouth is communicated with the tail gas gas returning port on exhaust tube through offgas duct.
The conveyer belt of described tunnel-type cloche drives tail wheel to carry out work by driving wheel, and driving wheel drives Chain conveyer to carry out work by motor and reductor, and conveyer belt left end is provided with feed hopper.
The conveyer belt of described isolation casing drives tail wheel to carry out work by driving wheel, and the left end of conveyer belt is provided with pan tank.
Described convection fan is made up of motor and flabellum.
The present invention is made up of this three part of microwave oxygen barrier drying system, tail heat recovery system and hot air drying system in fact, carries out respectively below describing.
(1) microwave oxygen barrier, to go out enzyme drying system fast:
Mass transport forms material delivery system by motor and reductor, Chain conveyer, conveyer belt driving wheel, tail wheel, conveyer belt, and microwave unit and the tunnel-type cloche of rationally arrangement form oxygen barrier heating using microwave system; Cloche can realize heating material through microwave entirely, and tunnel-type cloche is buckled on substrate, and conveyer belt transports material, and tunnel-type cloche, obstruct curtain and ancillary equipment carry out oxygen barrier.
When the system is operating, due to the effect of air exhauster, the water vapour that material produces by heating using microwave forms the key element that directed movement is oxygen barrier and deaeration from right to left in tunnel-type cloche.Material enters in tunnel-type cloche through intercepting curtain with conveyer belt from left to right, oxygen can be got rid of at the very start and the enzyme that gone out rapidly by microwave heat-flash by the water vapour of directed movement from right to left, material forms reverse movement with directed steam air-flow from right to left from left to right, it is progressively dry that material is able to oxygen barrier under microwave action, when material is dried from tunnel-type cloche right-hand member by obstruct curtain out, just forced cooling fast by air blast air blast rapidly, avoid that temperature of charge is higher issuablely to be reoxidized and high temperature brown stain.
Intercept curtain and play the effect isolated with outside air.
(2) tail heat recovery system:
Overflowing gas with steam from tunnel-type cloche left end is that master has very large heat content, utilizes heat pump entirely to reclaim, as the thermal source of later stage heated-air drying heating; Damper, gas with heat enters evaporator with heat pump by exhaust tube and blower fan, by heat pump main frame heat transfer, realizes condensation heat release at heat pump condenser, fresh air, after heat pump condenser is heated, imports air exhauster by pipeline and carries out next step heated-air drying.
(3) hot air drying system:
Material from cloche out after forced cooling fast by air blast, can not oxidized and high temperature brown stain again after temperature declines, enter next stage heated-air drying by material slide carriage.
The mass transport of hot air drying system is realized by tail wheel, conveyer belt and driving wheel, the Inner eycle fan of motor and flabellum composition is arranged in isolation casing, realize strong convection and penetrate material and heated-air drying, the tail recuperation of heat of hot blast source, air exhauster sends into hot-air through casing and material adverse current, play the effect of gentle homogenizing drying, finally by tail gas mouth the waste gas of high humility returned the tail gas gas returning port on exhaust tube by offgas duct, realized the full recovery of heat by evaporator with heat pump, it is stand-by that finished product materials falls temporary pan tank.
Compared with prior art, beneficial effect of the present invention is also:
Heating using microwave fast, efficient, penetration capacity is strong, the water vapour deoxygenation of the ingenious utilization directed movement from right to left serialization achieved under non-vacuum condition efficiently go out enzyme and oxygen barrier dry, and be oxygen barrier is killed enzyme and oxygen barrier drying synchronously completes, be convenient to industrialization low cost and implement; Heat pump power consumption is low, heating efficiency is high and realize the recovery completely of tail heat, reduces cost and energy consumption, realizes energy-saving and emission-reduction; Back segment hot blast adverse current is conducive to matter homogenizing gently dried, is convenient to the uniform quality keeping material; The present invention is especially applicable to the agricultural product drying that this class of lily etc. is easy to occur enzymatic and high-temperature oxydation brown stain, is conducive to the drying quality improving this series products, has a extensive future.
Accompanying drawing explanation
Fig. 1 is planar structure schematic diagram of the present invention.
Fig. 2 is the section structure schematic diagram in tunnel-type cloche.
In figure, each label represents:
1, motor and reductor; 2, Chain conveyer; 3, feed hopper; 4, curtain is intercepted; 5, exhaust tube; 6, offgas duct; 7, microwave unit; 8, driving wheel; 9, tail gas mouth; 10, pan tank; 11, air door; 12, air exhauster; 13, heat pump condenser; 14, evaporator with heat pump; 15, tail gas gas returning port; 16, heat pump main frame; 17, warm-air pipe; 18, air blast; 19, tunnel-type cloche; 20, conveyer belt; 21, tail wheel; 22, fan electromotor; 23, air exhauster; 24, tail wheel; 25, flabellum; 26, conveyer belt; 27, driving wheel; 28, casing is isolated; 30, substrate; 32, material; 33 material slide carriages.
Detailed description of the invention
Now by reference to the accompanying drawings, the present invention is illustrated further.
Heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine as depicted in figs. 1 and 2, comprise conveyer belt 20, microwave unit 7 and cloche 19, cloche 19 is tunnel-type and is fixed on the substrate 30 below conveyer belt 20, be provided with microwave unit 7 outside tunnel-type cloche 19, arrive at through slide carriage 33 on the conveyer belt 26 of isolation casing 28 after the material 32 on conveyer belt 20 is heated by microwave unit 7 in tunnel-type cloche 19, the outlet of tunnel-type cloche 19 is provided with and intercepts curtain 4 and air blast 18, import is provided with and intercepts curtain 4 and exhaust tube 5, exhaust tube 5 is provided with air door 11 with tail gas gas returning port 15 and is connected air exhauster 12, air exhauster 12 connects evaporator with heat pump 14 and by the heat release on heat pump condenser 13 of heat pump main frame 16 heat transfer, fresh air enters the left end of isolating casing 28 through warm-air pipe 17 and air exhauster 23 after heat pump condenser 13 is heated, isolation casing 28 in be provided with convection fan and have conveyer belt 26 turn left from the right side through, the right-hand member of isolation casing 28 is provided with tail gas mouth 9, tail gas mouth 9 is communicated with the tail gas gas returning port 15 on exhaust tube 5 through offgas duct 6.
The conveyer belt 20 of described tunnel-type cloche 19 drives tail wheel 21 to carry out work by driving wheel 8, and driving wheel 8 drives Chain conveyer 2 to carry out work by motor and reductor 1, and conveyer belt 20 left end is provided with feed hopper 3.
The conveyer belt 26 of described isolation casing 28 drives tail wheel 24 to carry out work by driving wheel 27, and the left end of conveyer belt 26 is provided with pan tank 10.
Described convection fan is made up of motor 22 and flabellum 25.
The present embodiment is made up of this three part of microwave oxygen barrier drying system, tail heat recovery system and hot air drying system in fact, carries out respectively below describing.
(1) microwave oxygen barrier, to go out enzyme drying system fast:
Mass transport forms material delivery system by motor and reductor 1, Chain conveyer 2, conveyer belt driving wheel 8, tail wheel 21, conveyer belt 20, and microwave unit 7 and the tunnel-type cloche 19 of rationally arrangement form oxygen barrier heating using microwave system; Cloche 19 can realize heating material 32 through microwave entirely, and tunnel-type cloche 19 is buckled on substrate 30, and conveyer belt 20 transports material, and tunnel-type cloche 19, obstruct curtain 4 and ancillary equipment carry out oxygen barrier.
When the system is operating, due to the effect of air exhauster 12, the water vapour that material produces by heating using microwave forms the key element that directed movement is oxygen barrier and deaeration from right to left in tunnel-type cloche 19.Material enters in tunnel-type cloche 19 through intercepting curtain 4 with conveyer belt 20 from left to right, oxygen can be got rid of at the very start and the enzyme that gone out rapidly by microwave heat-flash by the water vapour of directed movement from right to left, material 32 forms reverse movement with directed steam air-flow from right to left from left to right, it is progressively dry that material 32 is able to oxygen barrier under microwave action, when material is dried from tunnel-type cloche 19 right-hand member by obstruct curtain 4 out, just forced cooling fast by air blast 18 air blast rapidly, avoid that temperature of charge is higher issuablely to be reoxidized and high temperature brown stain.
Intercept curtain 4 and play the effect isolated with outside air.
(2) tail heat recovery system:
Overflowing gas with steam from tunnel-type cloche 19 left end is that master has very large heat content, utilizes heat pump entirely to reclaim, as the thermal source of later stage heated-air drying heating; Damper 11, gas with heat enters evaporator with heat pump 14 by exhaust tube 5 and blower fan 12, by heat pump main frame 16 heat transfer, condensation heat release is realized at heat pump condenser 13, fresh air, after heat pump condenser 13 is heated, imports air exhauster 23 by pipeline 17 and carries out next step heated-air drying.
(3) hot air drying system:
Material from cloche 19 out after forced cooling fast by air blast, can not oxidized and high temperature brown stain again after temperature declines, enter next stage heated-air drying by material slide carriage 33.
The mass transport of hot air drying system is realized by tail wheel 24, conveyer belt 26 and driving wheel 27, the Inner eycle fan that motor 22 and flabellum 25 form is arranged in isolation casing 28, realize strong convection and penetrate material and heated-air drying, the tail recuperation of heat of hot blast source, air exhauster 23 sends into hot-air through casing 28 and material adverse current, play the effect of gentle homogenizing drying, finally by tail gas mouth 9 waste gas of high humility returned the tail gas gas returning port 15 on exhaust tube 5 by offgas duct 6, realized the full recovery of heat by evaporator with heat pump 14, it is stand-by that finished product materials falls temporary pan tank.
Above-mentioned just preferred embodiment of the present invention, not does any pro forma restriction to the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (4)
1. a heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine, comprise conveyer belt, microwave unit and cloche, it is characterized in that: cloche is tunnel-type and is fixed on the substrate below conveyer belt, be provided with microwave unit outside tunnel-type cloche, arrive at through slide carriage on the conveyer belt of isolation casing after the material on conveyer belt is heated by microwave unit in tunnel-type cloche; The outlet of tunnel-type cloche is provided with and intercepts curtain and air blast, import is provided with and intercepts curtain and exhaust tube, exhaust tube is provided with air door with tail gas gas returning port and is connected air exhauster, air exhauster connects evaporator with heat pump and passes through the heat release on heat pump condenser of heat pump main frame heat transfer, fresh air enters the left end of isolating casing through warm-air pipe and air exhauster after heat pump condenser is heated, isolation casing in be provided with convection fan and have conveyer belt turn left from the right side through, the right-hand member of isolation casing is provided with tail gas mouth, and tail gas mouth is communicated with the tail gas gas returning port on exhaust tube through offgas duct.
2. heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine according to claim 1, it is characterized in that: the conveyer belt of described tunnel-type cloche drives tail wheel to carry out work by driving wheel, driving wheel drives Chain conveyer to carry out work by motor and reductor, and conveyer belt left end is provided with feed hopper.
3. heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine according to claim 1 and 2, is characterized in that: the conveyer belt of described isolation casing drives tail wheel to carry out work by driving wheel, and the left end of conveyer belt is provided with pan tank.
4. heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine according to claim 1 and 2, is characterized in that: described convection fan is made up of motor and flabellum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050347.1A CN104596223B (en) | 2015-02-02 | 2015-02-02 | Heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510050347.1A CN104596223B (en) | 2015-02-02 | 2015-02-02 | Heat-pump-type tail recuperation of heat microwave oxygen barrier drying machine |
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| CN104596223A true CN104596223A (en) | 2015-05-06 |
| CN104596223B CN104596223B (en) | 2016-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776484A (en) * | 2020-12-31 | 2021-05-11 | 无锡市科乐数码科技有限公司 | Jet printing control system of color digital label printing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085467A1 (en) * | 2010-01-18 | 2011-07-21 | Enwave Corporation | Microwave vacuum-drying of organic materials |
| CN103471373A (en) * | 2013-10-09 | 2013-12-25 | 吉首大学 | Penetrating type reverse-flow drying device |
| CN104266471A (en) * | 2014-10-24 | 2015-01-07 | 吉首大学 | Steel belt type rotary cutter discharging efficient slag filter cake drying machine |
| CN204438714U (en) * | 2015-02-02 | 2015-07-01 | 吉首大学 | Heat exchange type tail recuperation of heat microwave oxygen barrier drying machine |
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2015
- 2015-02-02 CN CN201510050347.1A patent/CN104596223B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085467A1 (en) * | 2010-01-18 | 2011-07-21 | Enwave Corporation | Microwave vacuum-drying of organic materials |
| CN103471373A (en) * | 2013-10-09 | 2013-12-25 | 吉首大学 | Penetrating type reverse-flow drying device |
| CN104266471A (en) * | 2014-10-24 | 2015-01-07 | 吉首大学 | Steel belt type rotary cutter discharging efficient slag filter cake drying machine |
| CN204438714U (en) * | 2015-02-02 | 2015-07-01 | 吉首大学 | Heat exchange type tail recuperation of heat microwave oxygen barrier drying machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776484A (en) * | 2020-12-31 | 2021-05-11 | 无锡市科乐数码科技有限公司 | Jet printing control system of color digital label printing machine |
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| CN104596223B (en) | 2016-08-03 |
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Effective date of registration: 20181226 Address after: 401346 Hengxingzhuang Cooperative, Wuxin Village, Jieshi Town, Banan District, Chongqing Patentee after: Chongqing Xinqi Building Material Machinery Manufacture Co., Ltd. Address before: 416000 No. 120 Renmin South Road, Jishou City, Xiangxi Tujia and Miao Autonomous Prefecture, Hunan Patentee before: Jishou University |