CN207472076U - A kind of waste-heat recovery device of aluminium melting furnace - Google Patents
A kind of waste-heat recovery device of aluminium melting furnace Download PDFInfo
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- CN207472076U CN207472076U CN201721642313.2U CN201721642313U CN207472076U CN 207472076 U CN207472076 U CN 207472076U CN 201721642313 U CN201721642313 U CN 201721642313U CN 207472076 U CN207472076 U CN 207472076U
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- waste
- heat
- melting furnace
- ventilation duct
- heat exchange
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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
Abstract
The utility model discloses a kind of waste-heat recovery devices of aluminium melting furnace, including melting furnace body, exhaust fan is installed in the top pipe of the melting furnace body, and the air outlet of exhaust fan is connected with ventilation duct, the surface coil of the ventilation duct has heat exchange coil, and the water inlet end of heat exchange coil is fixedly connected with water pump, the water inlet end of the water pump is connected with cold water storage cistern, the water outlet of the heat exchange coil is connected with boiler, and the side of boiler is connected with heat pump unit, the end of the ventilation duct is fixedly connected with waste gas filter, and the end of waste gas filter is welded with chimney, the surface of the ventilation duct is cased with heat pipe waste-heat recoverer between hot coil and chimney.The apparatus structure designs advantages of simple, and easy to operate, waste heat recovery effect is good, and safety and stability is applied widely, is conducive to popularize.
Description
Technical field
The utility model belongs to heat recovery technology field, and in particular to a kind of waste-heat recovery device of aluminium melting furnace.
Background technology
Aluminium melting furnace is a kind of novel high-efficiency and energy-saving aluminium melting furnace developed according to aluminium smelting technology, it can meet well
In aluminium smelting technology, alloy composition requirement is tight, and production is discontinuous, and single heat size is larger to wait requirement, has reached reduction consumption, has reduced
Scaling loss improves product quality, reduces labor intensity, the effect of improving working conditions and improve production efficiency, makees suitable for interval
Melting more than industry, gold conjugate and foundry returns.The exhaust gas generated after aluminium melting furnace work is with a large amount of waste heat, if do not returned
It receives using can shine into a large amount of energy consumption, while the waste heat recovery rate of waste-heat recovery device in the prior art is low, and structure
Complexity, it is troublesome in poeration, it is unfavorable for widely popularizing.
Utility model content
The purpose of this utility model is to provide a kind of waste-heat recovery device of aluminium melting furnace, structure design advantages of simple,
Easy to operate, waste heat recovery effect is good, and safety and stability is applied widely, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution：A kind of waste-heat recovery device of aluminium melting furnace,
Including melting furnace body, exhaust fan, and the air outlet of exhaust fan are installed in the top pipe of the melting furnace body
Ventilation duct is connected with, the surface coil of the ventilation duct has heat exchange coil, and the water inlet end of heat exchange coil is fixedly connected with water pump,
The water inlet end of the water pump is connected with cold water storage cistern, and the water outlet of the heat exchange coil is connected with boiler, and the side of boiler
Heat pump unit is connected with, the end of the ventilation duct is fixedly connected with waste gas filter, and the end weldering of waste gas filter
Chimney is connected to, the surface of the ventilation duct is cased with heat pipe waste-heat recoverer, and heat pipe waste heat between heat exchange coil and chimney
The output terminal of recover is fixedly connected by pipeline with melting furnace body.
Preferably, the surface bottom end of the melting furnace body is equipped with end cap, and the surface of end cap is equipped with window.
Preferably, the heat exchange coil is connected with thermally conductive sheet with ventilation duct junction.
Preferably, the top side of the cold water storage cistern is welded with the water inlet pipe connected with water source, and the inside of cold water storage cistern is set
There is ball-cock assembly.
Preferably, the top of the waste gas filter is equipped with two groups of card slots, and activity is plugged with box-packed filtering in card slot
Net, the top of the box-packed filter screen are equipped with sealing cover, and filter cloth and activated carbon are filled in the inside of box-packed filter screen respectively.
Compared with prior art, the beneficial effects of the utility model are：
1st, the water in cold water storage cistern is become by heat exchange by heat exchange coil by hot water and enters boiler using heat pump unit
The waste heat of exhaust gas is recycled；
2nd, heat pipe is utilized again the waste heat recovery in exhaust gas after recycling heat to smelting furnace sheet by heat pipe waste-heat recoverer
Aluminium in body is preheated；
3rd, waste gas filter is recycled to discharge the exhaust gas impurity screening for withdrawing preheating from chimney, exhaust gas was carried out
Filter, reduces environmental pollution.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the structure diagram of the utility model boiler；
Fig. 4 is the sectional view of the utility model waste gas filter.
In figure：1 melting furnace body, 2 exhaust fans, 3 ventilation ducts, 4 heat exchange coils, 5 cold water storage cisterns, 6 water pumps, 7 boilers, 8 heat
Pump assembly, 9 heat pipe waste-heat recoverers, 10 waste gas filters, 101 card slots, 102 box-packed filter screens, 103 sealing covers, 11 cigarettes
Chimney, 12 pipelines, 13 end caps.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The utility model provides a kind of waste-heat recovery device of aluminium melting furnace as shown in Figs 1-4, including smelting furnace sheet
Body 1, is installed with exhaust fan 2 in the top pipe of the melting furnace body 1, and the air outlet of exhaust fan 2 be connected with it is logical
Air hose 3, the surface coil of the ventilation duct 3 have heat exchange coil 4, and the water inlet end of heat exchange coil 4 is fixedly connected with water pump 6, institute
The water inlet end for stating water pump 6 is connected with cold water storage cistern 5, and the water outlet of the heat exchange coil 4 is connected with boiler 7, and the one of boiler 7
Side is connected with heat pump unit 8, and the end of the ventilation duct 3 is fixedly connected with waste gas filter 10, and waste gas filter 10
End be welded with chimney 11, the surface of the ventilation duct 3 is cased with heat pipe waste heat recovery between heat exchange coil 4 and chimney 11
Device 9, and the output terminal of heat pipe waste-heat recoverer 9 is fixedly connected by pipeline 12 with melting furnace body 1.
Specifically, the surface bottom end of the melting furnace body 1 is equipped with end cap 13, and the surface of end cap 13 is equipped with window.
Can be in order to feeding operation by end cap 13, while window can be in order to observing the working condition of melting furnace body 1.
Specifically, the heat exchange coil 4 is connected with thermally conductive sheet with 3 junction of ventilation duct.It can be effective by thermally conductive sheet
The heat transfer of exhaust gas in ventilation duct 3 to the cold water in heat exchange coil 4, so as to which tear be made to become hot water.
Specifically, the top side of the cold water storage cistern 5 is welded with the water inlet pipe connected with water source, and the inside of cold water storage cistern 5
Equipped with ball-cock assembly.Automatic water supplement can be made to a certain extent in order to work as water level decreasing in cold water storage cistern 5 by ball-cock assembly and water inlet pipe.
Specifically, the top of the waste gas filter 10 is equipped with two groups of card slots 101, and activity is plugged in card slot 101
Box-packed filter screen 102, the top of the box-packed filter screen 102 are equipped with sealing cover 103, and the inside difference of box-packed filter screen 102
Fill filter cloth and activated carbon.The filter cloth and activated carbon filled in the box-packed filter screen 102 being clamped by two groups of activities can be with
Impurity in effective adsorption filtration exhaust gas, is conveniently replaceable simultaneously, ensures smoke filtering effect.
Operation principle：In use, the work exhaust gas of generation of melting furnace body 1 is passed through in ventilation duct 3 using exhaust fan 2,
Cold water is become hot water by heat exchange coil 4 by the water in cold water storage cistern 5 first with water pump 6 to flow in boiler 7, passes through heat pump machine
The waste heat of 8 pairs of exhaust gas of group recycles, using heat pipe waste-heat recoverer 9 using heat pipe in the exhaust gas after recycling heat
Waste heat recovery be passed through in melting furnace body 1 aluminium in melting furnace body 1 preheated, finally utilize exhaust gas filtering dress
The filter cloth filled in box-packed filter screen 102 in 10 and activated carbon are put to withdrawing the exhaust gas impurity screening of waste heat from 11 row of chimney
Go out, apparatus structure design advantages of simple, easy to operate, waste heat recovery effect is good, and safety and stability is applied widely, is conducive to
It popularizes.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of waste-heat recovery device of aluminium melting furnace, including melting furnace body (1), it is characterised in that：The melting furnace body
(1) exhaust fan (2) is installed in top pipe, and the air outlet of exhaust fan (2) is connected with ventilation duct (3), it is described
The surface coil of ventilation duct (3) has heat exchange coil (4), and the water inlet end of heat exchange coil (4) is fixedly connected with water pump (6), described
The water inlet end of water pump (6) is connected with cold water storage cistern (5), and the water outlet of the heat exchange coil (4) is connected with boiler (7), and hot water
The side of case (7) is connected with heat pump unit (8), and the end of the ventilation duct (3) is fixedly connected with waste gas filter (10), and
The end of waste gas filter (10) is welded with chimney (11), and the surface of the ventilation duct (3) is located at heat exchange coil (4) and chimney
(11) heat pipe waste-heat recoverer (9) is cased between, and the output terminal of heat pipe waste-heat recoverer (9) passes through pipeline (12) and smelting furnace
Ontology (1) is fixedly connected.
2. a kind of waste-heat recovery device of aluminium melting furnace according to claim 1, it is characterised in that：The melting furnace body
(1) surface bottom end is equipped with end cap (13), and the surface of end cap (13) is equipped with window.
3. a kind of waste-heat recovery device of aluminium melting furnace according to claim 1, it is characterised in that：The heat exchange coil
(4) it is connected with thermally conductive sheet with ventilation duct (3) junction.
4. a kind of waste-heat recovery device of aluminium melting furnace according to claim 1, it is characterised in that：The cold water storage cistern (5)
Top side be welded with the water inlet pipe connected with water source, and cold water storage cistern (5) is internally provided with ball-cock assembly.
5. a kind of waste-heat recovery device of aluminium melting furnace according to claim 1, it is characterised in that：The exhaust gas filtering dress
The top for putting (10) is equipped with two groups of card slots (101), and card slot (101) interior activity is plugged with box-packed filter screen (102), described box-packed
The top of filter screen (102) is equipped with sealing cover (103), and filter cloth and activity are filled in the inside of box-packed filter screen (102) respectively
Charcoal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721642313.2U CN207472076U (en) | 2017-11-30 | 2017-11-30 | A kind of waste-heat recovery device of aluminium melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721642313.2U CN207472076U (en) | 2017-11-30 | 2017-11-30 | A kind of waste-heat recovery device of aluminium melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207472076U true CN207472076U (en) | 2018-06-08 |
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ID=62257340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721642313.2U Active CN207472076U (en) | 2017-11-30 | 2017-11-30 | A kind of waste-heat recovery device of aluminium melting furnace |
Country Status (1)
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| CN (1) | CN207472076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322584A (en) * | 2021-12-29 | 2022-04-12 | 湖北创伟科技股份有限公司 | Flue gas collecting and dedusting control device for aluminum smelting furnace |
-
2017
- 2017-11-30 CN CN201721642313.2U patent/CN207472076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322584A (en) * | 2021-12-29 | 2022-04-12 | 湖北创伟科技股份有限公司 | Flue gas collecting and dedusting control device for aluminum smelting furnace |
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