CN108827023A - A kind of high temperature solid powder waste-heat recovery device and method - Google Patents
A kind of high temperature solid powder waste-heat recovery device and method Download PDFInfo
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- CN108827023A CN108827023A CN201810410527.XA CN201810410527A CN108827023A CN 108827023 A CN108827023 A CN 108827023A CN 201810410527 A CN201810410527 A CN 201810410527A CN 108827023 A CN108827023 A CN 108827023A
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- heat recovery
- waste
- recovery device
- vibration
- high temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C3/00—Other direct-contact heat-exchange apparatus
- F28C3/10—Other direct-contact heat-exchange apparatus one heat-exchange medium at least being a fluent solid, e.g. a particulate material
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Abstract
The invention belongs to heat recovery field, a kind of high temperature solid powder waste-heat recovery device and method are provided.Including hopper, rotatory sealing discharge valve, vibration waste-heat recovery device, pressure fan, cyclone dust collectors, storage tank, control device and detection device；Coupled by rotatory sealing discharge valve with one end solid powder import for vibrating waste-heat recovery device below hopper, other end outlet is coupled by rotatory sealing discharge valve with storage tank, vibration waste-heat recovery device upper end is equipped with hot air outlet and is coupled by hot-air duct with cyclone dust collectors, lower end is disposed with air distribution plate, couples cold-air duct and pressure fan.Device high temperature solid powder under airflow function realizes fluidization, with cold air direct contact heat transfer, heat transfer efficient, quickly, and blanking velocity can be adjusted by adjusting rotatory sealing discharge valve and vibrating the driving motor revolving speed of waste-heat recovery device, heat-exchange time is controlled, heat exchange rate is improved.Apparatus structure is simple, at low cost, strong applicability.
Description
Technical field
The invention belongs to heat recovery fields, and in particular to a kind of high temperature solid powder waste-heat recovery device and side
Method.
Background technique
In recent years, as PM technique is in the extensive use of metallurgical industry field, for example chromium oxide is smelted, soil changes
The industries such as good dose of firing, vanadium slag smelting.A large amount of high temperature powders are generated in process of production, and mostly using greatly will after mixing with air
High temperature air containing powder is recycled by heat convection or is directly arranged into atmosphere, and some enterprises are also cooling using traditional water,
Not only waste water resource also creates a large amount of thermal loss, efficiency of energy utilization is caused to substantially reduce, and causes a large amount of of the energy
Waste.Cause air pollution serious into atmosphere using directly arranging the high temperature air containing powder after mixing with air.
Currently, structure is complicated, cost is high for high temperature solid powder waste-heat recovery device, only a small number of large enterprises are just equipped
, and small business is not equipped due to fund and technical deficiency, causes a large amount of thermal loss.Therefore, a kind of structure letter
List, low cost, high temperature powder waste-heat recovery device easy to operate urgently propose.
Summary of the invention
The present invention proposes a kind of high temperature solid powder waste-heat recovery device, efficient, quick recovery waste heat resource, device knot
Structure is simple, at low cost, strong applicability.
The invention is realized by the following technical scheme：
A kind of high temperature solid powder waste-heat recovery device, including hopper, rotatory sealing discharge valve, vibration waste heat recycling dress
It sets, pressure fan, cyclone dust collectors, storage tank, control device and detection device；Hopper lower section and one import of rotatory sealing discharge valve
Coupled by flange bolt, and connection place is sealed with high temperature resistant asbestos cloth；The outlet and vibration of rotatory sealing discharge valve one
Dynamic waste-heat recovery device entrance carries out soft strength by high temperature resistant asbestos；Waste-heat recovery device is vibrated by vibration frame, vibration
Motor, vibrating spring, vibration cavity and air distribution plate composition, the inlet and outlet for vibrating waste-heat recovery device are set to the two of vibration cavity
End；Vibration cavity is fixed on vibration frame by vibrating motor and vibrating spring, and air distribution plate, vibration cavity is arranged in vibration cavity lower part
Bottom is coupled by cold-air duct with pressure fan, and cold air passes through cloth wind by air distribution plate balanced ventilation, high-temp solid powder
Heat exchange is sent out by the outlet of vibration waste-heat recovery device above plate, vibrate the outlet of waste-heat recovery device by high temperature resistant asbestos with
Rotatory sealing discharge valve two carries out soft strength, and then is connected with storage tank；It is provided with hot air outlet above vibration cavity, with heat sky
Feed channel carries out soft strength by high temperature resistant asbestos cloth；Hot-air duct couples with cyclone dust collectors air intake；Cyclone dust removal
Device outlet and storage tank connection；Control device carries out the operation of each component by the operating parameter of detection device, security parameter
Regulation.
Further, the vibrating spring of above-mentioned vibration waste-heat recovery device is arranged in parallel.
Further, a plurality of ventilation slots, multiple ventilation slots are evenly distributed on the air distribution plate of above-mentioned waste-heat recovery device
The perforation on one side to air distribution plate is arranged in parallel, and is distributed 4 bolts hole on every piece of air distribution plate, passes through between adjacent air distribution plate
It is bolted, is fixed by welding on the side plate of vibration waste-heat recovery device.
Further, the transmission device of above-mentioned rotatory sealing discharge valve is that vertical electromagnetic adjustable speed motor passes through chain and rotation
The belt wheel turned on sealing discharge valve is connected.
Further, above-mentioned cyclone dust collectors and storage tank use integrated setting, save place, and storage tank setting exists
The lower section of cyclone dust collectors, the two weld connection, dust directly fall and enter in storage tank.
The high temperature solid powder waste-heat recovery device, high temperature solid powder realizes fluidised form under airflow function
Change, carries out direct contact heat transfer in the hopper of vibration waste-heat recovery device with cold air, heat transfer efficient, quickly, and can lead to
It overregulates rotatory sealing discharge valve and vibrates the driving motor revolving speed of waste-heat recovery device to adjust blanking velocity, when control exchanges heat
Between, improve heat exchange rate.
A kind of high temperature solid powder waste-heat recovery device utilizes above-mentioned high temperature solid powder waste-heat recovery device
Method, specific step is as follows：
1) high temperature solid powder enters the import of vibration waste-heat recovery device by hopper and rotatory sealing discharge valve
Place；
2) normal temperature air, high temperature solid powder and room temperature are passed through from the lower part air distribution plate of vibration waste-heat recovery device simultaneously
Air comes into full contact with carry out heat exchange；
3) high temperature solid powder after cooling is discharged by the rotatory sealing discharge valve of the outlet of vibration waste-heat recovery device,
It enters in storage tank, is transported by periodic cleaning；
4) with high temperature solid powder come into full contact with after hot-air from vibration waste-heat recovery device top hot-air
Outlet is entered after cyclone dust collectors dedusting by hot-air duct as high temperature combustion air, and dust directly falls and enters storage
In batch can.
In further embodiment of the invention, the static bed depth of the bed of material can be close by adjusting above-mentioned rotation
The driving motor revolving speed of discharge valve is sealed to be controlled.
In further embodiment of the invention, air velocity and bed depth need strict control, material when vibration
The ratio of bed depth when layer height/static takes between 1.5~2.0, and heat transfer effect is best.
It should be noted that in embodiments of the present invention, it, can be by under reduction when exporting powder when the temperature is excessively high
Material speed increases air distribution plate air outlet velocity to adjust, that is, reduces driving motor revolving speed or the increasing of above-mentioned rotatory sealing discharge valve
Add the wind speed of blower.
It should be noted that in embodiments of the present invention, it, can be by under increase when outlet air temperature is too low
Material speed reduces air distribution plate air outlet velocity to adjust, that is, increase the driving motor revolving speed of above-mentioned rotatory sealing discharge valve or subtract
The wind speed of small blower.
The advantages of present apparatus：
1. high temperature solid powder realizes fluidization under airflow function, and cold air direct contact heat transfer, heat transfer efficient,
Quickly；
2. and can be adjusted by adjusting rotatory sealing discharge valve and vibrating the driving motor revolving speed of waste-heat recovery device
Blanking velocity controls heat-exchange time, improves heat exchange rate；
3. cyclone dust removal-storing integrated design has saved field so that the dust after cyclone dust removal is directly entered storage bin
Ground and pipeline.
Detailed description of the invention
Fig. 1 is a kind of system construction drawing of high temperature solid powder waste heat apparatus.
Fig. 2 is vibration waste-heat recovery device air distribution plate three-view diagram；(a) main view, (b) left view, (c) bottom view.
Fig. 3 is vibration waste-heat recovery device air distribution plate installation diagram；(a) main view, (b) sectional view.
In figure：1 hopper；2 rotatory sealing discharge valves one；3 vibration waste-heat recovery devices；4 hot-air ducts；5 cyclone dust removals
Device；6 storage tanks；7 rotatory sealing discharge valves three；8 rotatory sealing discharge valves two；9 cold-air ducts；10 pressure fan；11 bobbing machines
Frame；12 vibrating springs；13 vibrating motors；14 air distribution plates；15 steel brackets；16 ventilation slots；17A threaded hole A；17B threaded hole B；
18 vibration waste-heat recovery device imports；19 hot air outlets；20 vibration waste-heat recovery device outlets.
Specific embodiment
Embodiment 1
As shown in Figure 1, a kind of high temperature solid powder waste-heat recovery device, including hopper 1, rotatory sealing discharge valve 1,
Vibrate waste-heat recovery device 3, hot-air duct 4, cyclone dust collectors 5, storage tank 6, rotatory sealing discharge valve 37, rotatory sealing
Discharge valve 28, cold-air duct 9, pressure fan 10, steel bracket 15；1 lower section of hopper passes through with one 2 import of rotatory sealing discharge valve
Flange bolt connection, and connection place is sealed using high temperature resistant asbestos cloth；The lower section of rotatory sealing discharge valve 1 and vibration
3 entrance of waste-heat recovery device carries out soft strength by high temperature resistant asbestos；Waste-heat recovery device is vibrated by vibration frame 11, vibration
Motor 13, vibrating spring 12 and air distribution plate 14 form, outlet also by high temperature resistant asbestos and rotatory sealing discharge valve 28 into
Row soft strength is provided with air distribution plate 14 below, couples cold-air duct 9 and pressure fan 10, and top is provided with hot-air and goes out
Mouthful, soft strength is carried out by high temperature resistant asbestos cloth with hot-air duct；Hot-air duct 4 and 5 air intake of cyclone dust collectors weld
Connect connection；Cyclone dust collectors 5 and storage tank 6 use integrated setting, and the lower section of cyclone dust collectors 5, the two is arranged in storage tank 6
Weld connection；Various components are fixed on steel bracket 15.Power control cabinet is rotatory sealing discharge valve 1, rotatory sealing by cable
Discharge valve 28, rotatory sealing discharge valve 37, vibrating motor, pressure fan 10 provide electric power, pass through a variety of conducting wires and main operation
Parameter, the detection device of main security parameter are connected.
As shown in Figure 2,3, it vibrates on waste-heat recovery device air distribution plate 14 and is evenly distributed with a plurality of ventilation slots 16, multiple cloth wind
The perforation on one side to air distribution plate 14 is arranged in parallel in slot 16, and 4 bolts hole A, B17A, 17B are distributed on every piece of air distribution plate 14.Phase
It is bolted between adjacent air distribution plate 14, previous piece of 14 upper bolt hole A17A of air distribution plate and bolt on latter piece of air distribution plate 14
Hole B17B connection, the air distribution plate 14 connected are fixed by welding on the side plate of vibration waste-heat recovery device 3.
It is recycled using the high temperature solid powder waste heat that above-mentioned apparatus is implemented, detailed process is as follows：Before work, rotate close
It seals discharge valve 1, rotatory sealing discharge valve 28, vibrating motor and pressure fan to open, rotatory sealing discharge valve 37 is closed；It is raw
The high temperature solid powder of production drops into hopper 1 and enters vibration waste-heat recovery device 3 by rotatory sealing discharge valve 1
In, high temperature solid powder and normal temperature air come into full contact with carry out heat exchange, and high temperature solid powder after cooling is by more than vibration
The rotatory sealing discharge valve of the outlet of heat recovery apparatus is discharged, and enters in storage tank, is transported by periodic cleaning；At the same time,
Cold air enters vibration waste-heat recovery device from air distribution plate, with high temperature solid powder come into full contact with heat exchange after hot-air from
The hot air outlet for vibrating the top of waste-heat recovery device 3 is entered after 5 dedusting of cyclone dust collectors by hot-air duct as height
Warm combustion air, and dust directly falls and enters in storage tank 6；It periodically turns on rotatory sealing discharge valve 37 and clears up powder.
Claims (6)
1. a kind of high temperature solid powder waste-heat recovery device, which is characterized in that including hopper, rotatory sealing discharge valve, vibration
Waste-heat recovery device, pressure fan, cyclone dust collectors, storage tank, control device and detection device；It is close with rotation below hopper (1)
It seals discharge valve one (2) import to couple by flange bolt, and connection place is sealed with high temperature resistant asbestos cloth；Rotatory sealing is unloaded
The outlet and vibration waste-heat recovery device import (18) for expecting valve one (2) pass through high temperature resistant asbestos progress soft strength；Waste heat is vibrated to return
Receiving apparatus is made of vibration frame (11), vibrating motor (13), vibrating spring (12), vibration cavity and air distribution plate (14), vibration
The inlet and outlet of waste-heat recovery device are set to the both ends of vibration cavity；Vibration cavity passes through vibrating motor (13) and vibrating spring (12)
It is fixed on vibration frame (11), air distribution plate (14) are arranged in vibration cavity lower part, and vibration cavity bottom passes through cold-air duct (9) and send
Blower (10) connection, cold air pass through heat exchange above air distribution plate (14) by air distribution plate (14) balanced ventilation, high-temp solid powder
It exports (20) by vibration waste-heat recovery device to send out, vibration waste-heat recovery device outlet (20) is close by high temperature resistant asbestos and rotation
It seals discharge valve two (8) and carries out soft strength, and then be connected with storage tank (6)；Hot air outlet (19) are provided with above vibration cavity, with
Hot-air duct carries out soft strength by high temperature resistant asbestos cloth；Hot-air duct (4) and cyclone dust collectors (5) air intake join
It connects；Cyclone dust collectors (5) outlet and storage tank (6) connection；Operating parameter of the control device by detection device, security parameter pair
The operation of each component is regulated and controled.
2. a kind of high temperature solid powder waste-heat recovery device according to claim 1, which is characterized in that vibration waste heat returns
A plurality of ventilation slots are evenly distributed on receiving apparatus air distribution plate, the perforation on one side to air distribution plate is arranged in parallel in multiple ventilation slots, and
It is distributed 4 bolts hole on every piece of air distribution plate, is bolted, is fixed by welding in more than vibration between adjacent air distribution plate
On the side plate of heat recovery apparatus.
3. a kind of high temperature solid powder waste-heat recovery device according to claim 1 or 2, which is characterized in that described
Cyclone dust collectors and storage tank use integrated setting, and the lower section of cyclone dust collectors, the two weld connection, powder is arranged in storage tank
Dirt directly falls and enters in storage tank.
4. the method for any high temperature solid powder waste-heat recovery device described in claim 1-3, which is characterized in that packet
Include that steps are as follows：
1) high temperature solid powder enters the entrance of vibration waste-heat recovery device by hopper and rotatory sealing discharge valve；
2) normal temperature air, high temperature solid powder and normal temperature air are passed through from the lower part air distribution plate of vibration waste-heat recovery device simultaneously
Come into full contact with carry out heat exchange；
3) high temperature solid powder after cooling is discharged by the rotatory sealing discharge valve of the outlet of vibration waste-heat recovery device, is entered
Into storage tank, transported by periodic cleaning；
4) with high temperature solid powder come into full contact with after hot-air from vibration waste-heat recovery device top hot air outlet
Entered after cyclone dust collectors dedusting by hot-air duct as high temperature combustion air, and dust directly falls and enters storage tank
In.
5. according to the method described in claim 4, it is characterized in that, the static bed depth of the bed of material is by adjusting the rotation
The driving motor revolving speed of sealing discharge valve is controlled.
6. method according to claim 4 or 5, which is characterized in that bed depth when bed depth when vibration/static
Ratio take between 1.5~2.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810410527.XA CN108827023B (en) | 2018-04-26 | 2018-04-26 | A kind of high temperature solid powder waste-heat recovery device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810410527.XA CN108827023B (en) | 2018-04-26 | 2018-04-26 | A kind of high temperature solid powder waste-heat recovery device and method |
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| Publication Number | Publication Date |
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| CN108827023A true CN108827023A (en) | 2018-11-16 |
| CN108827023B CN108827023B (en) | 2019-06-21 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5285063A (en) * | 1976-01-09 | 1977-07-15 | Mitsubishi Heavy Ind Ltd | Recovery of waste heat of melted slag |
| JPH10139502A (en) * | 1996-11-12 | 1998-05-26 | Yamato Sanko Seisakusho:Kk | Method for recovering heat from slag |
| US20080209759A1 (en) * | 2007-01-26 | 2008-09-04 | Shivvers Steve D | Counter flow air cooling drier with fluid heating and integrated heat recovery |
| CN101435665A (en) * | 2007-11-13 | 2009-05-20 | 沈阳铝镁设计研究院 | Solid material heat-exchanging device |
| CN102345981A (en) * | 2010-08-03 | 2012-02-08 | 刘柏谦 | Sintering ore cooling device and waste heat recovery system thereof |
| CN202254930U (en) * | 2011-07-18 | 2012-05-30 | 合肥丰德科技股份有限公司 | Convective heat transfer device for cooling high-temperature particulate material |
| CN202304480U (en) * | 2011-08-29 | 2012-07-04 | 圣火科技(河南)有限责任公司 | High-temperature material waste heat recovery device with tower structure |
| CN104048516A (en) * | 2014-06-23 | 2014-09-17 | 浙江大学 | Vertical-type spiral particle waste heat recycling device and method for sintering waste heat power generation system |
-
2018
- 2018-04-26 CN CN201810410527.XA patent/CN108827023B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5285063A (en) * | 1976-01-09 | 1977-07-15 | Mitsubishi Heavy Ind Ltd | Recovery of waste heat of melted slag |
| JPH10139502A (en) * | 1996-11-12 | 1998-05-26 | Yamato Sanko Seisakusho:Kk | Method for recovering heat from slag |
| US20080209759A1 (en) * | 2007-01-26 | 2008-09-04 | Shivvers Steve D | Counter flow air cooling drier with fluid heating and integrated heat recovery |
| CN101435665A (en) * | 2007-11-13 | 2009-05-20 | 沈阳铝镁设计研究院 | Solid material heat-exchanging device |
| CN102345981A (en) * | 2010-08-03 | 2012-02-08 | 刘柏谦 | Sintering ore cooling device and waste heat recovery system thereof |
| CN202254930U (en) * | 2011-07-18 | 2012-05-30 | 合肥丰德科技股份有限公司 | Convective heat transfer device for cooling high-temperature particulate material |
| CN202304480U (en) * | 2011-08-29 | 2012-07-04 | 圣火科技(河南)有限责任公司 | High-temperature material waste heat recovery device with tower structure |
| CN104048516A (en) * | 2014-06-23 | 2014-09-17 | 浙江大学 | Vertical-type spiral particle waste heat recycling device and method for sintering waste heat power generation system |
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| CN108827023B (en) | 2019-06-21 |
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