CN105371643A - Drying room afterheat recycling device - Google Patents
Drying room afterheat recycling device Download PDFInfo
- Publication number
- CN105371643A CN105371643A CN201510892676.0A CN201510892676A CN105371643A CN 105371643 A CN105371643 A CN 105371643A CN 201510892676 A CN201510892676 A CN 201510892676A CN 105371643 A CN105371643 A CN 105371643A
- Authority
- CN
- China
- Prior art keywords
- waste gas
- heat
- hot waste
- drying room
- fresh air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a drying room afterheat recycling device. The device comprises a heat exchanging body, wherein the heat exchanging body comprises a shell, a fresh air passage and a hot waste air passage which are arranged inside the shell; a heat exchanging device is arranged between the fresh air passage and a hot waste air passage; the heat of waste air which flows through the hot waste air passage can be absorbed by utilizing a heat exchange theory. By utilizing a circulating heat conduction and exchange theory, the drying room afterheat recycling device disclosed by the invention is capable of realizing recycle of waste heat, energy-saving and environment-friendly; the drying room afterheat recycling device disclosed by the invention is of a square box type structure and is simple in structure, convenient to wash and maintain and small in floor space by being placed above a drying room; the temperature of a pipeline wall can be reduced by the waste air after the waste air passes through the afterheat recycling device; heat radiation caused by the temperature of a waste air exhausting system to the air can be reduced; the comprehensive energy conservation is about 20%.
Description
Technical field
The present invention relates to heat-energy recovering apparatus field, be specifically related to a kind of drying room waste-heat recovery device.
Background technology
At present, in whole drying room baking field, nearly all roasting plant be all utilize the low humidity of roasting plant outside, low temperature air directly exchanges high humility in equipment for, high-temperature moisture toasts the material in equipment, hydrofuge.Although this technology can reach the effect of hydrofuge, but in the process of hydrofuge, because moisture-removing air-flow contains amount of heat, fail to recycle, in the air of a large amount of heat-energy losses outside equipment, cause a large amount of wastes of the energy, heat energy does not obtain effectively utilization, causes drying room larger in the power consumption of baking running.
Summary of the invention
Not enough for prior art, the invention provides that a kind of structure is simple, energy-conserving and environment-protective, the drying room waste-heat recovery device of the recycling of used heat can be realized.
The technical scheme that the present invention solves the problems of the technologies described above employing is: a kind of drying room waste-heat recovery device, comprise heat exchanger, it is characterized in that: described heat exchanger comprises fresh air passage, hot waste gas passage in housing and housing, between described fresh air passage and hot waste gas passage, heat-exchange device is set, utilizes heat exchange principle to absorb the heat flowing through waste gas in hot waste gas passage.
Further, described hot waste gas passage comprises hot waste gas case, heat transfer zone and cooled waste heat box successively according to hot waste gas circulating direction; Described fresh cold air circulating direction is contrary with hot waste gas circulating direction.
Further, the hot waste gas passage in described heat transfer zone is positioned at center, heat transfer zone, and fresh air passage is looped around described hot waste gas channels peripheral.
Further, described hot waste gas case center is hot waste gas passage, and described hot waste gas passage surrounding is fresh air passage, and the import of hot waste gas passage is arranged on hot waste gas case end, and the outlet of fresh air is positioned at hot waste gas case sidewall; Described cooled waste heat box center is hot waste gas passage, and described hot waste gas passage surrounding is fresh air passage, and the outlet of hot waste gas passage is arranged on cooled waste heat box end, and the import of fresh air is positioned at cooled waste heat box sidewall.
Further, described fresh air inlet and outlet are arranged at the homonymy of housing or contrary both sides.
Further, described hot waste gas case, heat transfer zone and cooled waste heat box are separable structure; Described hot waste gas case, hot waste gas passage between heat transfer zone and cooled waste heat box are mutually through, and fresh air passage is mutually through.
Further, described heat-exchange device is heat transmission fin, and described heat transmission fin is arranged between the hot waste gas passage of heat transfer zone and fresh air passage.
Further, described housing is square cylinder.
Further, the import of the hot waste gas case of described hot waste gas passage, cooled waste heat box and fresh air passage, exit are provided with point for measuring temperature.
The advantage that the present invention possesses: drying room waste heat recovery device of the present invention utilizes cycling hot to conduct exchange principle, achieves the recycling of used heat, energy-conserving and environment-protective; Structure of the present invention is square case structure, and structure is simple, device cleaning and easy to maintenance, is put in above drying room, takes up room little; Waste gas is by reducing the temperature of duct wall after waste-heat recovery device, reduce exhaust emission suction system temperature to the heat radiation of air, synthesis energy saving reaches about 20%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is internal structure schematic diagram of the present invention;
Fig. 3 is another internal structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further.A kind of drying room waste-heat recovery device as Figure 1-3, comprise heat exchanger, it is characterized in that: described heat exchanger comprises fresh air passage 3, hot waste gas passage 2 in housing 1 and housing 1, between described fresh air passage 3 and hot waste gas passage 2, heat-exchange device 4 is set, utilizes heat exchange principle to absorb the heat flowing through waste gas in hot waste gas passage 2.
Further, described hot waste gas passage 2 comprises hot waste gas case 21, heat transfer zone 22 and cooled waste heat box 23 successively according to hot waste gas circulating direction 20; Described fresh cold air circulating direction 30 is contrary with hot waste gas circulating direction 20.
Further, the hot waste gas passage 2 in described heat transfer zone 22 is positioned at center, heat transfer zone, and it is peripheral that fresh air passage 3 is looped around described hot waste gas passage 2.
Further, described hot waste gas case 21 center is hot waste gas passage 2, and described hot waste gas passage 2 surrounding is fresh air passage 3, and the import of hot waste gas passage 2 is arranged on hot waste gas case 21 end, and the outlet 33 of fresh air is positioned at hot waste gas case 21 sidewall; Described cooled waste heat box 23 center is hot waste gas passage 2, and described hot waste gas passage 2 surrounding is fresh air passage 3, and the outlet of hot waste gas passage 2 is arranged on cooled waste heat box 23 end, and the import 31 of fresh air is positioned at cooled waste heat box 23 sidewall.
Further, described fresh air inlet 31 and outlet 33 are arranged at homonymy (shown in Fig. 2) or contrary both sides (shown in Fig. 3) of housing 1.
Further, described hot waste gas case 21, heat transfer zone 22 and cooled waste heat box 23 are separable structure; Described hot waste gas case 21, hot waste gas passage 2 between heat transfer zone 22 and cooled waste heat box 23 are mutually through, and fresh air passage 3 is mutually through.
Further, described heat-exchange device 4 is heat transmission fin, and described heat transmission fin is arranged between the hot waste gas passage 2 of heat transfer zone 22 and fresh air passage 3.
Further, described housing 1 is square cylinder; The import 31 of the hot waste gas case 21 of described hot waste gas passage 2, cooled waste heat box 23 and fresh air passage 3, export 33 places and be respectively arranged with point for measuring temperature 6, for detecting in real time the temperature of discharging before and after hot waste gas and fresh cold air heating.
Claims (9)
1. a drying room waste-heat recovery device, comprise heat exchanger, it is characterized in that: described heat exchanger comprises fresh air passage, hot waste gas passage in housing and housing, between described fresh air passage and hot waste gas passage, heat-exchange device is set, utilizes heat exchange principle to absorb the heat flowing through waste gas in hot waste gas passage.
2. a kind of drying room waste-heat recovery device according to claim 1, is characterized in that: described hot waste gas passage comprises hot waste gas case, heat transfer zone and cooled waste heat box successively according to hot waste gas circulating direction; Described fresh cold air circulating direction is contrary with hot waste gas circulating direction.
3. a kind of drying room waste-heat recovery device according to claim 1, it is characterized in that: the hot waste gas passage in described heat transfer zone is positioned at center, heat transfer zone, fresh air passage is looped around described hot waste gas channels peripheral.
4. a kind of drying room waste-heat recovery device according to claim 2, it is characterized in that: described hot waste gas case center is hot waste gas passage, described hot waste gas passage surrounding is fresh air passage, the import of hot waste gas passage is arranged on hot waste gas case end, and the outlet of fresh air is positioned at hot waste gas case sidewall; Described cooled waste heat box center is hot waste gas passage, and described hot waste gas passage surrounding is fresh air passage, and the outlet of hot waste gas passage is arranged on cooled waste heat box end, and the import of fresh air is positioned at cooled waste heat box sidewall.
5. a kind of drying room waste-heat recovery device according to claim 2, is characterized in that: described fresh air inlet and outlet are arranged at the homonymy of housing or contrary both sides.
6. a kind of drying room waste-heat recovery device according to any one of claim 2-5, is characterized in that: described heat-exchange device is heat transmission fin, and described heat transmission fin is arranged between the hot waste gas passage of heat transfer zone and fresh air passage.
7. a kind of drying room waste-heat recovery device according to any one of claim 1-5, is characterized in that: described housing is square cylinder.
8. a kind of drying room waste-heat recovery device according to any one of claim 2-5, is characterized in that: described hot waste gas case, heat transfer zone and cooled waste heat box are separable structure; Described hot waste gas case, hot waste gas passage between heat transfer zone and cooled waste heat box are mutually through, and fresh air passage is mutually through.
9. a kind of drying room waste-heat recovery device according to claim 2, it is characterized in that: import, the exit of the hot waste gas case of described hot waste gas passage, cooled waste heat box and fresh air passage are respectively arranged with point for measuring temperature, for detecting in real time the temperature of discharging before and after hot waste gas and fresh cold air heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510892676.0A CN105371643A (en) | 2015-12-08 | 2015-12-08 | Drying room afterheat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510892676.0A CN105371643A (en) | 2015-12-08 | 2015-12-08 | Drying room afterheat recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105371643A true CN105371643A (en) | 2016-03-02 |
Family
ID=55374057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510892676.0A Pending CN105371643A (en) | 2015-12-08 | 2015-12-08 | Drying room afterheat recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105371643A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478046A (en) * | 2017-09-18 | 2017-12-15 | 陈银 | A kind of waste-heat recovery device of wood drying kiln |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201534474U (en) * | 2009-09-24 | 2010-07-28 | 北京北机机电工业有限责任公司 | Device for recovering waste heat of high-temperature flue gas |
| CN102278874A (en) * | 2011-05-24 | 2011-12-14 | 辽宁向导科技发展有限公司 | Digital full-automatic refractory material drying furnace |
| CN104279752A (en) * | 2014-11-03 | 2015-01-14 | 云南师范大学 | Heat recovery type efficient low-temperature air source heat pump system |
| CN205425773U (en) * | 2015-12-08 | 2016-08-03 | 江苏海大纺织机械股份有限公司 | Baking house waste heat recovery device |
-
2015
- 2015-12-08 CN CN201510892676.0A patent/CN105371643A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201534474U (en) * | 2009-09-24 | 2010-07-28 | 北京北机机电工业有限责任公司 | Device for recovering waste heat of high-temperature flue gas |
| CN102278874A (en) * | 2011-05-24 | 2011-12-14 | 辽宁向导科技发展有限公司 | Digital full-automatic refractory material drying furnace |
| CN104279752A (en) * | 2014-11-03 | 2015-01-14 | 云南师范大学 | Heat recovery type efficient low-temperature air source heat pump system |
| CN205425773U (en) * | 2015-12-08 | 2016-08-03 | 江苏海大纺织机械股份有限公司 | Baking house waste heat recovery device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478046A (en) * | 2017-09-18 | 2017-12-15 | 陈银 | A kind of waste-heat recovery device of wood drying kiln |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 214000 Jiangsu Province, Wuxi City District plum village Nanfeng Road No. 8 Applicant after: JIANGSU HAIDA TEXTILE MACHINERY CO., LTD. Address before: 214000 Jiangsu Province, Wuxi City District plum village Nanfeng Road No. 8 Applicant before: Jiangsu Haida Dyeing Printing Machinery Co.,Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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| RJ01 | Rejection of invention patent application after publication |