CN113720177A - Drying box low-temperature waste heat recovery system - Google Patents
Drying box low-temperature waste heat recovery system Download PDFInfo
- Publication number
- CN113720177A CN113720177A CN202111181401.8A CN202111181401A CN113720177A CN 113720177 A CN113720177 A CN 113720177A CN 202111181401 A CN202111181401 A CN 202111181401A CN 113720177 A CN113720177 A CN 113720177A
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- box
- waste heat
- kaolin
- blanking
- heat recovery
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- 238000011084 recovery Methods 0.000 title claims abstract description 64
- 239000002918 waste heat Substances 0.000 title claims abstract description 52
- 238000001035 drying Methods 0.000 title claims abstract description 46
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 65
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 64
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000002485 combustion reaction Methods 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims description 31
- 238000004321 preservation Methods 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 2
- 239000007789 gas Substances 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000012546 transfer Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000010795 gaseous waste Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/26—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by reciprocating or oscillating conveyors propelling materials over stationary surfaces; with movement performed by reciprocating or oscillating shelves, sieves, or trays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- 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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
-
- 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
- F26B25/04—Agitating, stirring, or scraping devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a low-temperature waste heat recovery system of a drying box, belongs to the field of waste heat recovery, and solves the problems of environmental pollution and energy waste caused by direct discharge of drying gas of the existing kaolin drying box. The waste heat recovery device comprises a waste heat recovery device and a controller, wherein the waste heat recovery device comprises a heat exchange box and a recovery box, the heat exchange box is installed in the recovery box, an air inlet of the heat exchange box is connected with an air outlet of a drying box through a pipeline, an air inlet pipe is arranged at the top of one side of the recovery box, the bottom of the other side of the recovery box is connected with a combustion chamber through a pipeline, an air exhauster is arranged on the pipeline between the combustion chamber and the recovery box, a temperature sensor is arranged in the recovery box, and the temperature sensor and the air exhauster are electrically connected with the controller. The waste heat recovery system can effectively improve the waste heat recovery utilization rate, further reduce the production cost of enterprises and ensure the environment-friendly emission.
Description
Technical Field
The invention relates to waste heat recovery, in particular to a low-temperature waste heat recovery system of a drying box.
Background
In the processing process of kaolin, a drying procedure is generally required. At present, the kaolin is dried by adopting a drying box, the kaolin is put into the drying box, and then high-temperature gas generated by combustion of fuel gas in a combustion chamber is introduced into the drying box for drying and processing. In the drying process, a large amount of high-temperature gas is discharged, if the high-temperature gas is not timely cooled, the atmosphere pollution is easily caused, and a large amount of heat energy is wasted, so that the prior drying boxes are generally provided with waste heat recovery systems to recover and reuse the heat of the high-temperature gas. But current stoving case low temperature waste heat system structure is comparatively simple, leads to the waste heat recovery effect poor, and the rate of recycling after the waste heat recovery is also low, is unfavorable for the rapid development of enterprise.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a low-temperature waste heat recovery system of a drying box, which can effectively improve the waste heat recovery utilization rate, further reduce the production cost of enterprises and ensure environment-friendly emission.
The technical scheme of the invention is as follows: the utility model provides a stoving case low temperature waste heat recovery system, includes waste heat recoverer and controller, waste heat recoverer include heat transfer case and collection box, the heat transfer case install in the collection box, the air intake of heat transfer case passes through the pipeline and is connected with the air outlet of stoving case, collection box one side top be equipped with the air admission pipe, collection box opposite side bottom pass through the pipeline and be connected with the combustion chamber, be equipped with the air exhauster on the pipeline between combustion chamber and the collection box, the collection box in be equipped with temperature sensor, air exhauster all with controller electric connection.
The improved recycling bin has heat insulating cotton in the inner wall.
Furthermore, a spiral blade is arranged between the heat exchange box and the recovery box.
Furthermore, the air outlet of the heat exchange box is connected with an insulation box through a pipeline, a kaolin blanking box is arranged in the insulation box, the top of the kaolin blanking box is provided with a feed hopper which penetrates through the insulation box, the bottom of the kaolin blanking box is provided with a discharge pipe which penetrates through the insulation box and is connected with a drying box, and one side of the lower part of the insulation box is provided with an exhaust pipe.
Furthermore, a cloth bag is arranged at the tail end of the exhaust pipe, and the cloth bag is bound at the tail end of the exhaust pipe through a binding rope.
Furthermore, the kaolin blanking box is internally provided with striker plates which are staggered from top to bottom, the striker plates are arranged in a downward inclined mode, and blanking gaps are arranged between the tail ends of the striker plates and the inner wall of the kaolin blanking box.
Furthermore, a conical funnel is arranged at the bottom of the inner wall of the kaolin blanking box.
Furthermore, the feed hopper and the discharge pipe are connected with a kaolin blanking box through corrugated pipes, the upper part of the kaolin blanking box is connected with the heat preservation box through a plurality of suspension components, and the lower part of the kaolin blanking box is connected with the heat preservation box through a plurality of elastic components.
Furthermore, the suspension assembly comprises a pull ring, a hook and a pull rope, the pull ring is fixed on the outer wall of the kaolin blanking box, the hook is fixed on the top of the inner wall of the heat insulation box, and two ends of the pull rope are respectively connected with the hook and the pull ring.
Furthermore, the elastic component comprises an upper supporting plate, a lower supporting plate and a spring, the upper supporting plate is fixed on the outer wall of the kaolin blanking box, the lower supporting plate is fixed on the inner wall of the lower part of the heat insulation box, and two ends of the spring are respectively connected with the upper supporting plate and the lower supporting plate.
Advantageous effects
1. According to the waste heat recovery system, the air outlet of the drying box is connected with the waste heat recoverer, high-temperature gas generated in the drying process enters the heat exchange box of the waste heat recoverer, external air enters the recovery box through the air inlet pipe, the high-temperature gas is transmitted to air in the recovery box through the heat exchange box to heat the air, the heated air is pumped into the combustion chamber through the exhaust fan, the air is heated by high-temperature airflow generated by drying to form hot air, and the hot air enters the combustion chamber to participate in combustion, so that the combustion efficiency of fuel gas can be improved, the waste heat recovery utilization rate can be effectively improved, the production cost of enterprises can be further reduced, and environment-friendly emission is guaranteed.
2. According to the waste heat recovery system, the heat exchange box is also connected with the heat insulation box and the kaolin blanking box, high-temperature gas subjected to heat exchange can be introduced into the heat insulation box to heat the kaolin blanking box, the waste heat of the gas is fully utilized to preheat kaolin, a part of water is evaporated, the subsequent drying efficiency is improved, the waste heat of the high-temperature gas is further fully utilized, and the purpose of optimizing and saving energy is achieved.
3. According to the waste heat recovery system, the kaolin blanking box is connected with the feed hopper and the discharge pipe through the corrugated pipe, and is connected with the insulation can through the suspension assembly and the elastic assembly, when kaolin is thrown into the drying box, the kaolin slides and impacts on the baffle plate to vibrate the kaolin blanking box, and meanwhile, the kaolin blanking box can shake in a reciprocating manner by matching with the connection and support of the suspension assembly and the elastic assembly, so that the effect of preheating the kaolin can be further improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of a cross-sectional structure of the waste heat recovery device of the present invention;
fig. 3 is an enlarged schematic view of the sectional structure of the incubator of the present invention.
Wherein: 1-waste heat recoverer, 2-controller, 3-drying box, 4-air inlet pipe, 5-combustion chamber, 6-exhaust fan, 7-temperature sensor, 8-heat preservation cotton, 9-spiral blade, 10-heat preservation box, 11-kaolin blanking box, 12-feed hopper, 13-discharge pipe, 14-exhaust pipe, 15-cloth bag, 16-baffle plate, 17-conical funnel, 18-corrugated pipe, 19-pull ring, 20-hook, 21-pull rope, 22-upper support plate, 23-lower support plate, 24-spring, 1 a-heat exchange box and 1 b-recovery box.
Detailed Description
The invention is further described below with reference to examples, but not to be construed as being limited thereto, and any number of modifications which can be made by anyone within the scope of the claims are also within the scope of the claims.
Referring to fig. 1-3, the low-temperature waste heat recovery system for drying box of the present invention comprises a waste heat recoverer 1 and a controller 2, wherein the waste heat recoverer 1 comprises a heat exchange box 1a and a recovery box 1b, the heat exchange box 1a is installed in the recovery box 1b, a gap is formed between the heat exchange box 1a and the recovery box 1b, an air inlet of the heat exchange box 1a is connected with an air outlet of the drying box 3 through a pipeline to facilitate the discharge of high-temperature gas generated by the drying box 3, an air inlet pipe 4 is arranged at the top of one side of the recovery box 1b to facilitate the entry of external air into the gap between the heat exchange box 1a and the recovery box 1b, the bottom of the other side of the recovery box 1b is connected with a combustion chamber 5 through a pipeline to introduce air into the combustion chamber 5, the combustion chamber 5 is connected with the drying box 3 through a pipeline, high-temperature air generated by the combustion of the combustion chamber 5 enters the drying box 3 for drying, still be provided with temperature-sensing ware and flowmeter on the pipeline between 5 and the stoving case 3 respectively, the flowmeter, the temperature-sensing ware all with controller electric connection, can detect the gas temperature who gets into stoving incasement 3, be convenient for control the temperature in the stoving case 3, be equipped with air exhauster 6 on the pipeline between 5 and collection box 1b of combustion chamber, for the air current after the heating provides power, make it participate in with the burning in 5 of combustion chamber, be equipped with temperature sensor 7 in collection box 1b, the air temperature after can the real-time detection heating, temperature sensor 7, air exhauster 6 all with 2 electric connection of controller, make things convenient for controller 2 to adjust the amount of wind of air exhauster 6 according to temperature sensor 7's signal feedback.
According to the waste heat recovery system, the air outlet of the drying box 3 is connected with the waste heat recoverer 1, high-temperature gas generated in the drying process enters the heat exchange box 1a of the waste heat recoverer 1, external air enters the recovery box 1b through the air inlet pipe 4, the high-temperature gas is transmitted to air in the recovery box 1b through the heat exchange box 1a to heat the air, the heated air is pumped into the combustion chamber 5 through the exhaust fan 6, the high-temperature airflow generated by drying is used for heating the air to form hot air, and the hot air enters the combustion chamber to participate in combustion, so that the combustion efficiency of fuel gas can be improved, the waste heat recovery utilization rate can be effectively improved, compared with a traditional production line, as shown in the table 1, the production cost of enterprises can be further reduced, and environment-friendly emission is guaranteed.
Table 1: comparison of traditional drying production line and existing drying production line
Preferably, the inner wall of the recovery box 1b is provided with heat insulation cotton 8 to prevent heat energy loss.
Preferably, the spiral blade 9 is arranged between the heat exchange box 1a and the recovery box 1b, air entering from the air inlet pipe 4 flows spirally under the action of the spiral blade 9 and is finally discharged from a pipeline at the lower part, so that the contact time of the air and the heat exchange box 1a can be prolonged, and the heat exchange effect is improved.
Preferably, the air outlet of heat transfer case 1a has insulation can 10 through the pipe connection, be equipped with kaolin blanking case 11 in insulation can 10, be formed with the space between kaolin blanking case 11 and the insulation can 10, the pipeline that heat transfer case 1a air outlet corresponds and the space intercommunication between kaolin blanking case 11 and the insulation can 10, conveniently introduce high temperature gas flow in the space between kaolin blanking case 11 and the insulation can 10, be equipped with feeder hopper 12 that runs through insulation can 10 at kaolin blanking case 11 top, conveniently drop into kaolin, 11 bottoms in kaolin blanking case are equipped with the discharging pipe 13 that runs through insulation can 10 and be connected with stoving case 3, be provided with the bleeder valve on the discharging pipe 13, conveniently drop into kaolin on stoving case 3, be equipped with blast pipe 14 in insulation can 10 lower part one side, make things convenient for gaseous final discharge.
The waste heat recovery system of this embodiment has still connected insulation can 10, kaolin blanking case 11 on heat transfer case 1a, and the high-temperature gas after the heat transfer can be introduced insulation can 10 and heat kaolin blanking case 11, and the gaseous waste heat of make full use of preheats kaolin, evaporates a part moisture, improves follow-up drying efficiency, further make full use of high-temperature gas's waste heat, reaches the purpose of optimizing energy-conservation.
Preferably, the tail end of the exhaust pipe 14 is provided with the cloth bag 15, gas is exhausted from the exhaust pipe 14, is filtered by the cloth bag 15 and then is exhausted to the atmosphere, particles are prevented from polluting the environment, and the cloth bag 15 is bound at the tail end of the exhaust pipe 14 through a binding rope, so that the cloth bag 15 is convenient to disassemble and assemble for cleaning and maintenance.
Preferably, the baffle plates 16 are arranged in the kaolin blanking box 11 in a staggered manner from top to bottom, the baffle plates 16 are arranged in a downward inclined manner, and a blanking gap is formed between the tail ends of the baffle plates 16 and the inner wall of the kaolin blanking box 11, so that kaolin can fall conveniently. Furthermore, the feed hopper 12 and the discharge pipe 13 are both connected with the kaolin blanking box 11 through a corrugated pipe 18, the upper part of the kaolin blanking box 11 is connected with the heat preservation box 10 through a plurality of suspension components, and the lower part of the kaolin blanking box 11 is connected with the heat preservation box 10 through a plurality of elastic components. Specifically, the hanging assembly comprises a pull ring 19, a hook 20 and a pull rope 21, the pull ring 19 is fixed on the outer wall of the kaolin blanking box 11, the hook 20 is fixed on the top of the inner wall of the heat preservation box 10, and two ends of the pull rope 21 are respectively connected with the hook 20 and the pull ring 19. The elastic component comprises an upper supporting plate 22, a lower supporting plate 23 and a spring 24, wherein the upper supporting plate 22 is fixed on the outer wall of the kaolin blanking box 11, the lower supporting plate 23 is fixed on the inner wall of the lower part of the heat preservation box 10, and two ends of the spring 24 are respectively connected with the upper supporting plate 22 and the lower supporting plate 23.
The waste heat recovery system of this embodiment, its kaolin blanking box 11 passes through bellows 18 and feeder hopper 12, discharging pipe 13 is connected, and kaolin blanking box 11 is through hanging the subassembly, elastic component is connected with insulation can 10, when throwing into kaolin in the stoving case 3, kaolin slip striking is on striker plate 16, produce the vibration to kaolin blanking box 11, the subassembly is hung in the cooperation simultaneously, elastic component's connection, support, make kaolin blanking box 11 can reciprocate to rock, play the effect to the kaolin vortex, can further improve and preheat the effect to kaolin.
Preferably, a conical hopper 17 is arranged at the bottom of the inner wall of the kaolin blanking box 11, so that kaolin is conveniently collected into the discharging pipe 13 to be discharged. Furthermore, the inner wall of the heat preservation box 10 is also provided with heat preservation cotton 8, so that the heat preservation effect of the heat preservation box 10 can be improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the invention, which will not affect the effect of the invention and the practicability of the patent.
Claims (10)
1. A low-temperature waste heat recovery system of a drying box is characterized by comprising a waste heat recoverer (1) and a controller (2), the waste heat recoverer (1) comprises a heat exchange box (1a) and a recovery box (1b), the heat exchange box (1a) is arranged in the recovery box (1b), the air inlet of the heat exchange box (1a) is connected with the air outlet of the drying box (3) through a pipeline, an air inlet pipe (4) is arranged at the top of one side of the recovery box (1b), the bottom of the other side of the recovery box (1b) is connected with a combustion chamber (5) through a pipeline, an exhaust fan (6) is arranged on a pipeline between the combustion chamber (5) and the recovery box (1b), the recycling box (1b) is internally provided with a temperature sensor (7), and the temperature sensor (7) and the exhaust fan (6) are electrically connected with the controller (2).
2. The low-temperature waste heat recovery system of the drying box according to claim 1, characterized in that the inner wall of the recovery box (1b) is provided with heat insulation cotton (8).
3. The low-temperature waste heat recovery system for drying box according to claim 1, characterized in that a spiral blade (9) is arranged between the heat exchange box (1a) and the recovery box (1 b).
4. The low-temperature waste heat recovery system for the drying box according to claim 1, 2 or 3, wherein an air outlet of the heat exchange box (1a) is connected with an insulation box (10) through a pipeline, a kaolin blanking box (11) is arranged in the insulation box (10), a feed hopper (12) penetrating through the insulation box (10) is arranged at the top of the kaolin blanking box (11), a discharge pipe (13) penetrating through the insulation box (10) and connected with the drying box (3) is arranged at the bottom of the kaolin blanking box (11), and an exhaust pipe (14) is arranged on one side of the lower portion of the insulation box (10).
5. The low-temperature waste heat recovery system of the drying box according to claim 4, wherein a cloth bag (15) is arranged at the tail end of the exhaust pipe (14), and the cloth bag (15) is bound at the tail end of the exhaust pipe (14) through a binding rope.
6. The low-temperature waste heat recovery system of the drying box according to claim 4, wherein the kaolin blanking box (11) is internally provided with baffle plates (16) which are staggered from top to bottom, the baffle plates (16) are arranged in a downward inclined manner, and blanking gaps are arranged between the tail ends of the baffle plates (16) and the inner wall of the kaolin blanking box (11).
7. The low-temperature waste heat recovery system of the drying box according to claim 4, wherein a conical hopper (17) is arranged at the bottom of the inner wall of the kaolin blanking box (11).
8. The low-temperature waste heat recovery system of the drying box according to claim 4, wherein the feed hopper (12) and the discharge pipe (13) are connected with a kaolin blanking box (11) through a corrugated pipe (18), the upper part of the kaolin blanking box (11) is connected with the heat insulation box (10) through a plurality of suspension components, and the lower part of the kaolin blanking box (11) is connected with the heat insulation box (10) through a plurality of elastic components.
9. The low-temperature waste heat recovery system of the drying box according to claim 8, wherein the suspension assembly comprises a pull ring (19), a hook (20) and a pull rope (21), the pull ring (19) is fixed on the outer wall of the kaolin blanking box (11), the hook (20) is fixed on the top of the inner wall of the heat preservation box (10), and two ends of the pull rope (21) are respectively connected with the hook (20) and the pull ring (19).
10. The low-temperature waste heat recovery system of the drying box according to claim 8, wherein the elastic component comprises an upper supporting plate (22), a lower supporting plate (23) and a spring (24), the upper supporting plate (22) is fixed on the outer wall of the kaolin blanking box (11), the lower supporting plate (23) is fixed on the inner wall of the lower part of the heat insulation box (10), and two ends of the spring (24) are respectively connected with the upper supporting plate (22) and the lower supporting plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181401.8A CN113720177B (en) | 2021-10-11 | 2021-10-11 | Stoving case low temperature waste heat recovery system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181401.8A CN113720177B (en) | 2021-10-11 | 2021-10-11 | Stoving case low temperature waste heat recovery system |
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| CN113720177A true CN113720177A (en) | 2021-11-30 |
| CN113720177B CN113720177B (en) | 2024-02-09 |
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| CN202111181401.8A Active CN113720177B (en) | 2021-10-11 | 2021-10-11 | Stoving case low temperature waste heat recovery system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1074107A (en) * | 1975-05-13 | 1980-03-25 | Allis-Chalmers Corporation | Grate preheater kiln system |
| JP2004092400A (en) * | 2002-08-29 | 2004-03-25 | Ishikawajima Harima Heavy Ind Co Ltd | Exhaust heat recovery gas preheater |
| CN101592443A (en) * | 2009-06-26 | 2009-12-02 | 江苏大学 | Inside and outside circulation comprehensive recycling method of pellet production equipment waste heat and hot air flow system thereof |
| CN103134041A (en) * | 2011-11-25 | 2013-06-05 | 江苏海德节能科技有限公司 | Multistage waste heat recovery unit |
| CN105651069A (en) * | 2016-01-29 | 2016-06-08 | 董龙标 | Energy-saving environment-friendly efficient drying system |
| WO2019085443A1 (en) * | 2017-10-31 | 2019-05-09 | 江苏天舒电器有限公司 | Self-adaptive and self-regulating heat pump-based hot blast stove control system and control method thereof |
| CN208920091U (en) * | 2018-09-04 | 2019-05-31 | 南京林业大学 | A kind of slush moulding exhaust gas heat recovery apparatus |
-
2021
- 2021-10-11 CN CN202111181401.8A patent/CN113720177B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1074107A (en) * | 1975-05-13 | 1980-03-25 | Allis-Chalmers Corporation | Grate preheater kiln system |
| JP2004092400A (en) * | 2002-08-29 | 2004-03-25 | Ishikawajima Harima Heavy Ind Co Ltd | Exhaust heat recovery gas preheater |
| CN101592443A (en) * | 2009-06-26 | 2009-12-02 | 江苏大学 | Inside and outside circulation comprehensive recycling method of pellet production equipment waste heat and hot air flow system thereof |
| CN103134041A (en) * | 2011-11-25 | 2013-06-05 | 江苏海德节能科技有限公司 | Multistage waste heat recovery unit |
| CN105651069A (en) * | 2016-01-29 | 2016-06-08 | 董龙标 | Energy-saving environment-friendly efficient drying system |
| WO2019085443A1 (en) * | 2017-10-31 | 2019-05-09 | 江苏天舒电器有限公司 | Self-adaptive and self-regulating heat pump-based hot blast stove control system and control method thereof |
| CN208920091U (en) * | 2018-09-04 | 2019-05-31 | 南京林业大学 | A kind of slush moulding exhaust gas heat recovery apparatus |
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| Publication number | Publication date |
|---|---|
| CN113720177B (en) | 2024-02-09 |
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