CN207006765U - A kind of waste-heat recovery device - Google Patents
A kind of waste-heat recovery device Download PDFInfo
- Publication number
- CN207006765U CN207006765U CN201720776674.XU CN201720776674U CN207006765U CN 207006765 U CN207006765 U CN 207006765U CN 201720776674 U CN201720776674 U CN 201720776674U CN 207006765 U CN207006765 U CN 207006765U
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- Prior art keywords
- rotary kiln
- waste
- pedestal
- communicated
- heat recovery
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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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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- Muffle Furnaces And Rotary Kilns (AREA)
- Incineration Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Rotated the utility model discloses a kind of waste-heat recovery device, including pedestal, on pedestal and be provided with the rotary kiln that both ends are closed, and rotary kiln is inclined on pedestal；Rotate and be provided with into dangerous waste pipe on the high-end end of rotary kiln, rotates and be provided with into fume pipe on the low side end of rotary kiln, rotary kiln is provided with the actuating unit of driving rotary kiln rotation；Rotary kiln is communicated with rotates the blast pipe set with rotary kiln, and rotary kiln is also communicated with rotates the row's dangerous waste pipe set with rotary kiln, and the scraping article for being provided with and being offseted with the inwall of rotary kiln is rotated on the inwall of rotary kiln；Blast pipe is communicated with aspiration pump, and aspiration pump is communicated with Rose Box, filtered water section and acid filtering gas zone are provided with Rose Box；The utility model compared with prior art, cleared up, and the vapor in high-temperature flue gas and sour gas are filtered, while rationally make use of the waste heat in high-temperature flue gas by the dangerous waste that can be bonded during rotary kiln running to rotary kiln inwall.
Description
Technical field
It the utility model is related to waste heat recovery apparatus field, and in particular to a kind of waste-heat recovery device.
Background technology
The existing technique handled the dangerous waste containing metal typically uses high melt, extracts the gold among dangerous waste
Category, so as to reach the purpose of the harmlessness disposing of dangerous waste and comprehensively recovering valuable metal.From smelting furnace during high melt
The high-temperature flue-gas of Base top contact between 500~800 DEG C, and we to high temperature fume dust removal using bag collection
Device, sack cleaner institute maximum temperature allowed to bear is no more than 150 DEG C.Therefore high-temperature flue gas enter bagroom it
Before need to cool to high-temperature flue gas, the measure taken now be increase between smelting furnace and bagroom it is multigroup U-shaped
Cooling tube.
Although the purpose of cooling, process of the high-temperature flue gas in cooling are reached to high-temperature flue gas by U-shaped cooling tube
In, the not rational waste heat utilized in high-temperature flue gas, cause the waste of energy.In order to rationally utilize in high-temperature flue gas
Energy, now intend the technology using rotary kiln drying, high-temperature flue gas is first subjected to drying process to dangerous waste, rationally to utilize
Waste heat in high-temperature flue gas, the utilization rate of waste heat in high-temperature flue gas is improved, while also the high melt of dangerous waste is located in advance
Reason.
But the moisture content of dangerous waste is typically all the waste heat in high-temperature flue gas is recycled between 50%~70%
In, problems be present：1st, dangerous waste particle is thin, and moisture content is high, and viscosity is big so that dangerous waste is easily glued during drying
Knot can cause to stop production, influence the operating efficiency of rotary kiln on the inwall of rotary kiln when bonding serious；2nd, dangerous waste water content is big,
Have substantial amounts of vapor during high temperature flue gas drying dangerous waste to produce, if the flue gas after cooling directly is passed directly into bag-type dust
In device, vapor easily condenses in bagroom, causes the cloth bag that gathers dust of bagroom to bond dust, is received so as to reduce
The gas permeability of dirt cloth bag；3rd, the equipment in dust collecting system can be made corrosion occur existing containing sour gas such as sulfur dioxide in flue gas
As.
Utility model content
For the deficiency in the presence of prior art, the purpose of this utility model is to provide a kind of waste-heat recovery device；
To solve in the prior art, because the moisture content of dangerous waste is high and viscosity is big, rotary kiln to be easily bonded in dangerous waste drying process
On inwall, the operating efficiency of rotary kiln is influenceed；Substantial amounts of vapor is had during high temperature flue gas drying dangerous waste to produce, and causes the cloth that gathers dust
Bag bonds dust, so as to reduce the gas permeability for the cloth bag that gathers dust；And receipts can be corroded containing sour gas such as sulfur dioxide in flue gas
The problem of equipment in dirt system.
To achieve the above object, the utility model employs following technical scheme：A kind of waste-heat recovery device, including base
, rotated on the pedestal and be provided with the rotary kiln that both ends are closed, and rotary kiln is inclined on pedestal；The height of rotary kiln
Rotate to be provided with the end of end and enter dangerous waste pipe with what is connected inside rotary kiln, rotate and be provided with returning on the low side end of rotary kiln
What is connected inside rotary kiln enters fume pipe, and rotary kiln is provided with the actuating unit that driving rotary kiln rotates；The rotary kiln is close to return
The high-end side of rotary kiln is communicated with rotates the blast pipe set with rotary kiln, and rotary kiln is communicated with close to the low side side of rotary kiln
The row's dangerous waste pipe set is rotated with rotary kiln, and rotates to be provided with the inwall of rotary kiln and is scraped with what the inwall of rotary kiln offseted
Bar；The blast pipe is communicated with aspiration pump, and aspiration pump is communicated with Rose Box, and filtered water section and filter sour gas are provided with Rose Box
Area.
By dangerous waste from entering in dangerous waste pipe to be added in rotary kiln, high-temperature flue gas is from entering in fume pipe to be passed into rotary kiln；
By actuating unit drive rotary kiln rotate, because rotary kiln is inclined on pedestal so that rotary kiln during rotation,
High-end dangerous waste is threadingly advanced to the low side of rotary kiln in into rotary kiln, under the suction force effect of aspiration pump, from rotary kiln
High-end flowing of the high-temperature flue gas of interior low side to rotary kiln, high-temperature flue gas carry out heat exchange with dangerous waste, dangerous waste are dried；Change
High-temperature flue gas after heat becomes low-temperature flue gas, and low-temperature flue gas, which is evacuated, to be pumped into Rose Box, by the moisture content and acid in flue gas
Property gas filtration fall, dry after dangerous waste from row dangerous waste pipe in drain；During dangerous waste is dried, the scraping article of rotation
The dangerous waste being bonded on rotary kiln inwall is scraped.
Compared to prior art, the utility model has the advantages that：1st, by the way that rotary kiln is inclined at into base
On seat, during rotary kiln rotates, dangerous waste is advanced in rotary kiln inside spin, and it is attached on rotary kiln inwall to reduce dangerous waste
Put forth effort, so as to alleviate the bonding degree on rotary kiln inwall, while coordinate the scraping article for rotating and setting, in the process that dangerous waste is dried
It is middle to complete to clear up the dangerous waste of the bonding on rotary kiln inwall, avoid the occurrence of because the reason for bonding cause to stop production the problem of,
Improve the operating efficiency of rotary kiln；2nd, the low-temperature flue gas formed afterwards to high-temperature flue gas heat exchange by Rose Box is carried out at filtering
Reason, the moisture content in low-temperature flue gas and sour gas are filtered out, avoids the occurrence of and is gathered dust caused by the vapor in low-temperature flue gas
The gas permeability of cloth bag reduces and the problem of because of equipment in the sour gas corrosion dust collecting system in low-temperature flue gas, improves and gathers dust
The service life of equipment in the efficiency of dust collection and dust collecting system of cloth bag.
Brief description of the drawings
Fig. 1 is a kind of structural representation of waste-heat recovery device of the utility model；
Fig. 2 is the profile of Rose Box in Fig. 1；
Fig. 3 is the connection diagram of rotary kiln and scraping article in Fig. 1；
Fig. 4 is the connection diagram of decelerator and actuating unit in Fig. 1.
Embodiment
The utility model is described in further detail below by embodiment：
Reference in Figure of description includes：Pedestal 1, rotary kiln 2, gear ring 3, support roller 4, enter dangerous waste pipe 5, blast pipe
6th, aspiration pump 7, Rose Box 8, dividing plate 801, filtered water section 802, acid filtering gas zone 803, passage 804, hydraulic barrier 805, subtract
Fast device 9, actuating unit 10, row's dangerous waste pipe 11, driving wheel 12, driven pulley 13, scraping article 14, rotating shaft 15, enter fume pipe 16.
Embodiment
With reference to shown in 1~Fig. 4 of figure：A kind of waste-heat recovery device, including pedestal 1, rotate on pedestal 1 and be provided with and horizontal plane
The rotary kiln 2 closed in 30 degree of angles and two ends, the outer wall of rotary kiln 2 are circumferentially arranged at intervals with 3 teeth on direction
Circle 3, gear ring 3 is engaged with the support roller 4 being rotatably arranged on pedestal 1；Rotated on the high-end end of rotary kiln 2 and be provided with and turn round
Dangerous waste pipe 5 is entered in the connection of the inside of kiln 2, enters dangerous waste pipe 5 and is fixedly installed on pedestal 1, enter dangerous waste pipe 5 include straight length and with it is vertical
Direction is in 60 degree of inclined tube section, and the structure setting for entering dangerous waste pipe 5 is in order to which when dangerous waste is added, dangerous waste can be in the weight of itself
Power effect is lower to be entered among rotary kiln 2；Rotary kiln 2 is communicated with close to the high-end side of rotary kiln 2 and rotates what is set with rotary kiln 2
Blast pipe 6, the inlet communication of blast pipe 6 and aspiration pump 7, the outlet of aspiration pump 7 have Rose Box 8, and Rose Box 8 passes through setting
The dividing plate 801 at middle part divides Rose Box 8 for filtered water section 802 and acid filtering gas zone 803 in the Rose Box 8, uniform on dividing plate 801
There are some spaced passages 804, parallel misalignment is disposed with wave in filtered water section 802 and acid filtering gas zone 803
Two different function distinguishings in Rose Box 8 are separated, connected further through passage 804 by the hydraulic barrier 805 of shape, dividing plate 801,
Low-temperature flue gas is set to carry out filtering vapor and sour gas successively, the set-up mode of hydraulic barrier 805 is to extend Rose Box 8
Interior filtration path, so as to improve the filter effect of low-temperature flue gas, while wavy hydraulic barrier 805 can make Rose Box 8
Interior filtering agent is filled more compact；A support roller 4 positioned at centre is coaxially connected with decelerator 9, and decelerator 9 is by power
Mechanism 10 is driven, in order to avoid the rotating speed of rotary kiln 2 is too fast, influences high-temperature flue gas and the heat exchange efficiency of dangerous waste；Rotary kiln 2 is close to revolution
The low side side of kiln 2 is communicated with rotates the row's dangerous waste pipe 11 set with rotary kiln 2, the support roller 4 close to the low side end of rotary kiln 2
The driving wheel 12 being rotatably arranged on pedestal 1 coaxially is connected with, driving wheel 12 is engaged with the driven pulley being rotatably arranged on pedestal 1
13, scraping article 14 is hinged with the eccentric position of driven pulley 13, and scraping article 14 is rotatably arranged on the inwall of rotary kiln 2 and and rotary kiln
2 inwall is offseted, and the end of scraping article 14 is connected on the end of rotary kiln 2, is rotated rotary kiln 2 and is passed through driving wheel 12 and driven
Wheel 13 enters action edge transmission, and then drives scraping article 14 to clean out the dangerous waste bonded on the inwall of rotary kiln 2, rationally make use of power
The power that mechanism 10 passes out, so as to improve the capacity usage ratio of actuating unit 10；The center of driven pulley 13 and driven pulley
The through hole of connection is provided with inside 13 rotating shafts 15 being connected on pedestal 1 along the axial direction of rotating shaft 15, be provided with through hole with
What the low side end of rotary kiln 2 was rotatedly connected enters fume pipe 16, and enters fume pipe 16 and connected with the inside of rotary kiln 2, rational right
Enter fume pipe 16 and carry out mounting arrangements, avoiding device causes confusion during operation.
In use, by dangerous waste from entering in dangerous waste pipe 5 to be added in rotary kiln 2, high-temperature flue gas is from entering in fume pipe 16 to add
Into rotary kiln 2；Start actuating unit 10 and aspiration pump 7, actuating unit 10 drives 2 turns of rotary kiln after slowing down by decelerator 9
Dynamic, dangerous waste is threadingly advanced in rotary kiln 2 from the high-end of rotary kiln 2 to low side, and high-temperature flue gas is under the swabbing action of aspiration pump 7
From the low side of rotary kiln 2 to high-end flowing, high-temperature flue gas carries out heat exchange with dangerous waste in rotary kiln 2, and dangerous waste is dried, high temperature
Flue gas cool-down is pumped into Rose Box 8 after becoming low-temperature flue gas, and the vapor in low-temperature flue gas and sour gas were carried out successively
Filter, dangerous waste are discharged after drying from row's dangerous waste pipe 11；During rotary kiln 2 rotates, driving wheel 12 rotates, driving wheel
12 driving driven pulleys 13 rotate, and then drive scraping article 14 to be rotated on the inwall of rotary kiln 2, will be bonded on the inwall of rotary kiln 2
Dangerous waste clean out.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (6)
1. a kind of waste-heat recovery device, it is characterised in that rotated including pedestal (1), on the pedestal (1) and be provided with both ends and seal
The rotary kiln (2) closed, and rotary kiln (2) is inclined on pedestal (1)；Rotate and be provided with the high-end end of rotary kiln (2)
Enter dangerous waste pipe (5) with what is connect inside rotary kiln (2), rotated on the low side end of rotary kiln (2) be provided with it is interior with rotary kiln (2)
Fume pipe (16) is entered in portion's connection, and rotary kiln (2) is provided with the actuating unit (10) that driving rotary kiln (2) rotates；The revolution
Kiln (2) is communicated with close to the high-end side of rotary kiln (2) and rotates the blast pipe (6) set with rotary kiln (2), and rotary kiln (2) leans on
The low side side of nearly rotary kiln (2) is communicated with rotates the row's dangerous waste pipe (11) set with rotary kiln (2), and rotary kiln (2) is interior
The scraping article (14) for being provided with and being offseted with the inwall of rotary kiln (2) is rotated on wall；The blast pipe (6) is communicated with aspiration pump (7), takes out
Air pump (7) is communicated with Rose Box (8), and filtered water section (802) and acid filtering gas zone (803) are provided with Rose Box (8).
A kind of 2. waste-heat recovery device according to claim 1, it is characterised in that：The Rose Box (8) is by being arranged on
Rose Box (8) is divided into filtered water section (802) and acid filtering gas zone (803), dividing plate by the dividing plate (801) at middle part in Rose Box (8)
(801) some spaced passages (804) are evenly equipped with, filtered water section (802) are parallel with acid filtering gas zone (803)
Dislocation is disposed with hydraulic barrier (805), and hydraulic barrier (805) is in wavy.
A kind of 3. waste-heat recovery device according to claim 1, it is characterised in that：Rotary kiln (2) the outer wall circumference side
Some spaced gear rings (3) are evenly equipped with upwards, and gear ring (3) is engaged with the support roller (4) being rotatably arranged on pedestal (1).
A kind of 4. waste-heat recovery device according to claim 3, it is characterised in that：The low side of the close rotary kiln (2)
The support roller (4) of end is coaxially connected with the driving wheel (12) being rotatably arranged on pedestal (1), and driving wheel (12) is engaged with rotation and set
The driven pulley (13) on pedestal (1) is put, scraping article (14) is hinged on the eccentric position of driven pulley (13).
A kind of 5. waste-heat recovery device according to claim 3, it is characterised in that：Described one of support roller (4) is same
Axle is connected with decelerator (9), and decelerator (9) is driven by the actuating unit (10).
A kind of 6. waste-heat recovery device according to claim 4, it is characterised in that：The center of the driven pulley (13) with from
The through hole being communicated with inside the rotating shaft (15) that driving wheel (13) is connected on pedestal (1) along the axial direction of rotating shaft (15), institute
State and be placed in into fume pipe (16) in through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776674.XU CN207006765U (en) | 2017-06-30 | 2017-06-30 | A kind of waste-heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776674.XU CN207006765U (en) | 2017-06-30 | 2017-06-30 | A kind of waste-heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207006765U true CN207006765U (en) | 2018-02-13 |
Family
ID=61449591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720776674.XU Active CN207006765U (en) | 2017-06-30 | 2017-06-30 | A kind of waste-heat recovery device |
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| Country | Link |
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| CN (1) | CN207006765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137856A (en) * | 2021-05-12 | 2021-07-20 | 江苏惠然实业有限公司 | A energy-saving drying device of drying kiln for wet ore dehydration |
-
2017
- 2017-06-30 CN CN201720776674.XU patent/CN207006765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137856A (en) * | 2021-05-12 | 2021-07-20 | 江苏惠然实业有限公司 | A energy-saving drying device of drying kiln for wet ore dehydration |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 435229 circular economy industrial park, Fuchi Town, Yangxin County, Hubei Province Patentee after: Hubei high energy Pengfu Environmental Protection Technology Co.,Ltd. Address before: 435229 circular economy industrial park, Fuchi Town, Yangxin County, Hubei Province Patentee before: YANGXIN PENGFU MINES CO.,LTD. |