CN207147253U - A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop - Google Patents
A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop Download PDFInfo
- Publication number
- CN207147253U CN207147253U CN201721020749.8U CN201721020749U CN207147253U CN 207147253 U CN207147253 U CN 207147253U CN 201721020749 U CN201721020749 U CN 201721020749U CN 207147253 U CN207147253 U CN 207147253U
- Authority
- CN
- China
- Prior art keywords
- waste heat
- transmission belt
- waste
- aluminium ingot
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a kind of waste heat comprehensive utilization system in aluminum ingot casting workshop, including aluminium ingot preheating chamber, smelting furnace and high-temperature exhaust pipe, waste-heat recoverer is connected with the end of high-temperature exhaust pipe, waste heat recovery pipe and scraper plate are provided with waste-heat recoverer, first elevating mechanism is installed above scraper plate, one-level blast pipe is set on waste-heat recoverer, and bottom is provided with slag-drip opening；Dividing plate is provided with aluminium ingot preheating chamber, the first transmission belt is provided with above dividing plate, the second transmission belt is provided with below dividing plate, gas service pipes is provided with below second transmission belt, waste heat recovery pipe is connected with gas service pipes, and aluminium ingot transporter is provided between the discharge end of the first transmission belt and the feed end of the second transmission belt, secondary exhaust and air-introduced machine are installed at the top of aluminium ingot preheating chamber.The reasonable structural arrangement of the system, high-temperature flue gas waste heat has been reclaimed to greatest extent, improve waste heat recovery efficiency, and fume afterheat utilizes thorough, use easy to spread.
Description
Technical field
The utility model belongs to aluminium production and processing technical field, and in particular to a kind of residual heat integrative profit in aluminum ingot casting workshop
Use system.
Background technology
Aluminium liquid in smelting furnace is mainly exported and flows into the chute of falling aluminium by the technological process of aluminum ingot casting from aluminium liquid, then through falling
Aluminium chute flows into aluminium liquid distributor, finally enters mold from aluminium liquid distributor.Smelting furnace new aluminium produce and waste aluminum recovery in all
Play an important role, it utilizes high temperature melt aluminum products, finally pours and is cooled into finished product；Smelting furnace meeting in burning produces
Substantial amounts of high-temperature flue gas is given off, the high-temperature flue gas exhaust heat recovering method of traditional smelting furnace is mainly using following two：One：Adopt
It is using high-temperature flue gas that air preheat, this waste heat recovery mode efficiency is low with metallic recuperator, it is impossible to the waste heat of high-temperature flue gas
Fully reclaimed, furnace thermal efficiency typically below 50%, secondly：Using more than 1100 DEG C of high-temperature flue gas waste heats by sky
Gas and gas preheating realize the high efficiente callback of fume afterheat to more than 900 DEG C；But due to the heat supply side of this heat storage type combustion technique
Formula and fume exhausting type are different from traditional heating stove, are not suitable for stove initial start stage and cold operation operating mode, in production process again
Often there is furnace pressure fluctuation, inhale cold wind or fire door is burned with anger seriously, or even burn out fire door and furnace binding, the frequent shadow of Frequent Accidents
Production is rung, while still suffers from the problem of oxidization burning loss is big, simultaneously because gas melting furnace flue high temperature fluctuates, dustiness is big, pottery
Porcelain heat storage is difficult the waste heat recovery for applying to metallurgical furnace flue gas, and due to inevitably containing dust in high-temperature flue gas,
Using the early stage of ceramic heat storage body, heat transfer effect is relatively good, and with the extension of usage time, the surface of ceramic body can accumulate more next
More flue dust, causes heat exchange efficiency to decline, and relatively reduces the economic value of residual heat system, adds the throwing of residual heat system
Money.Therefore, a kind of reasonable structural arrangement, UTILIZATION OF VESIDUAL HEAT IN are developed thoroughly and higher heat exchange efficiency, raising equipment can be kept to make
Waste heat comprehensive utilization system with the aluminum ingot casting workshop in life-span is desirability.
The content of the invention
The purpose of this utility model, which is to provide a kind of reasonable structural arrangement, UTILIZATION OF VESIDUAL HEAT IN thoroughly and can keep higher, changes
The thermal efficiency, improve service life of equipment aluminum ingot casting workshop waste heat comprehensive utilization system.
The purpose of this utility model is achieved in that including aluminium ingot preheating chamber, smelting furnace and with being connected at the top of smelting furnace
High-temperature exhaust pipe, the high-temperature exhaust pipe is L-type, and waste-heat recoverer, the waste heat are connected with the end of high-temperature exhaust pipe
The inside of recover sets waste heat recovery pipe and scraper plate, and waste heat recovery pipe includes some straight lengths and for connecting the curved of straight length
Pipeline section, several through holes being machined with scraper plate, the straight length of waste heat recovery pipe, which is worn, to be turned to be slidably matched in through hole and with through hole,
The first elevating mechanism for driving scraper plate to move back and forth up and down is installed above scraper plate, set in the side wall of waste-heat recoverer
One-level blast pipe, bottom are provided with slag-drip opening, residual cake valve are provided with slag-drip opening；The inner horizontal of the aluminium ingot preheating chamber is set
There is dividing plate, the inside of aluminium ingot preheating chamber is separated into roundabout preheating channel by dividing plate, horizontal in the preheating channel above dividing plate
The first transmission belt is provided with, being horizontally disposed with the preheating channel below dividing plate has the second transmission belt, the first transmission belt and second
The transmission direction of transmission belt on the contrary, be provided with gas service pipes in preheating channel below the second transmission belt, waste heat recovery pipe
Outlet is connected with gas service pipes, and is provided with aluminium ingot between the discharge end of the first transmission belt and the feed end of the second transmission belt
Transporter, aluminium ingot transporter include the second elevating mechanism and conveyer table, and the second elevating mechanism is by floor installation in aluminium ingot
The bottom of preheating chamber, conveyer table are arranged on the top of the second elevating mechanism, multiple exhaust outlets are provided with the top of aluminium ingot preheating chamber,
Multiple exhaust outlets are connected with a secondary exhaust, and the end of secondary exhaust is connected with air-introduced machine.
High-temperature exhaust pipe is designed l-shaped by the utility model, it is possible to reduce the water conservancy diversion of high-temperature flue gas, is allowed caused by smelting furnace
High-temperature flue gas can completely into in waste-heat recoverer, waste heat recovery pipe can sufficiently by the heat absorption in high-temperature flue gas,
The temperature of high-temperature flue gas is quickly reduced, waste-heat recoverer passes through the first elevating mechanism band while energy utilization rate is improved
The up and down motion of dynamic scraper plate, strikes off to the flue dust adhered on the tube wall of waste heat recovery pipe, can continue to keep higher
Heat exchange efficiency, fully carry out waste heat recovery, improve the economic value of residual heat system, meanwhile, waste-heat recovery device absorb after
High temperature air can enter aluminium ingot preheating chamber to aluminium ingot waste heat, will not produce dust pollution during being preheated to aluminium ingot, make
The operation of aluminium ingot production line efficient stable is obtained, and aluminium ingot preheating chamber uses roundabout preheating channel structure design, can realize
Aluminium ingot casting is worked continuously, and makes the pre- hot work of aluminium ingot more convenient, and can improves the speed of aluminium ingot preheating, shortens preheating
Time.The reasonable structural arrangement of the system, high-temperature flue gas waste heat can have been reclaimed to greatest extent, has improved waste heat recovery efficiency,
And fume afterheat can produce preferable economic benefit, use easy to spread using thoroughly.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
In figure:1- high-temperature exhaust pipes, 2- waste-heat recoverers, 21- waste heat recovery pipes, 22- scraper plates, the elevating mechanisms of 23- first,
24- one-level blast pipes, 25- slag-drip openings, 26- residual cake valves, 3- dedusters, 31- telescopic baffles, 32- shoot doors, 33- telescoping mechanisms,
34- dust removing tubes, 35- filter bags, 36- hanger brackets, 4- aluminium ingot preheating chambers, 41- heat-insulation layers, 42- conveyer tables, the elevating mechanisms of 43- second,
44- bases, 45- gas service pipes, the transmission belts of 46- second, the transmission belts of 47- first, 48- exhaust outlets, 49- secondary exhausts,
410- dividing plates, 5- air-introduced machines, 6- air-water heat exchangers, the right end sockets of 61-, 62- tube sheets, 63- cooling water inlets, 64- cylinders, the left envelopes of 65-
Head, 66- three-level blast pipes, 67- hot water outlets, 68- heat exchanger tubes, 7- boilers.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, but the utility model is not subject in any way
Limitation, any changes and modifications made based on the utility model training centre, belongs to the scope of protection of the utility model.
As shown in Figure 1, the utility model includes aluminium ingot preheating chamber 4, smelting furnace and the row of the high temperature with being connected at the top of smelting furnace
Tracheae 1, the high-temperature exhaust pipe 1 is L-type, to reduce the water conservancy diversion of high-temperature flue gas, allows high-temperature flue gas caused by smelting furnace can be completely
Enter in waste-heat recoverer 2, be connected with waste-heat recoverer 2 in the end of high-temperature exhaust pipe 1, the waste-heat recoverer 2 it is interior
Portion sets waste heat recovery pipe 21 and scraper plate 22, waste heat recovery pipe 21 to include some straight lengths and the bend pipe for connecting straight length
Section, several through holes are machined with scraper plate 22, the straight length of waste heat recovery pipe 21, which is worn, to be turned in through hole and slide with through hole to match somebody with somebody
Close, the top of the scraper plate 22 is provided with the first elevating mechanism 23 for driving scraper plate 22 to move back and forth up and down, the waste heat
One-level blast pipe 24 is set in the side wall of recover 2, and bottom is provided with slag-drip opening 25, and residual cake valve 26 is provided with slag-drip opening 25；
The inner horizontal of the aluminium ingot preheating chamber 4 is provided with dividing plate 410, and the inside of aluminium ingot preheating chamber 4 is separated into roundabout by dividing plate 410
Preheating channel, being horizontally disposed with the preheating channel above dividing plate 410 has the first transmission belt 47, the preheating below dividing plate 410
In-channel water is flat to be provided with the second transmission belt 46, and the transmission direction of the first transmission belt 47 and the second transmission belt 46 is on the contrary, described the
Gas service pipes 45, outlet and the gas service pipes 45 of waste heat recovery pipe 21 are provided with the preheating channel of the lower section of two transmission belt 46
It is connected, and aluminium ingot transporter, institute is provided between the discharge end of the first transmission belt 47 and the feed end of the second transmission belt 46
Stating aluminium ingot transporter includes the second elevating mechanism 43 and conveyer table 42, and the second elevating mechanism 43 is arranged on aluminium ingot by base 44
The bottom of preheating chamber 4, conveyer table 42 are arranged on the top of the second elevating mechanism 43, and the top of the aluminium ingot preheating chamber 4 is provided with
Multiple exhaust outlets 48, multiple exhaust outlets 48 are connected with a secondary exhaust 49, and the end of secondary exhaust 49, which is connected with, draws
Blower fan 5.
The course of work of the system is：High-temperature flue gas caused by smelting furnace enters waste heat recovery by high-temperature exhaust pipe 1
In device 2, waste heat recovery pipe 21 is sufficiently absorbed into the heat of the high-temperature flue gas in waste-heat recoverer 2, and high-temperature flue gas passes through one
Level blast pipe 24 discharges waste-heat recoverer 2, and waste heat recovery pipe 21 can pass through the first lift after heat is absorbed for a period of time
Structure 23 drive scraper plate 22 move up and down, the flue dust of the tube wall of waste heat recovery pipe 21 is struck off, can continue keep compared with
High heat exchange efficiency, waste heat recovery is fully carried out, in high-temperature flue gas 80~90% heat can be absorbed by waste heat recovery pipe 21
Amount, absorb the gas service pipes that the high temperature air after heat enters the bottom of aluminium ingot preheating chamber 4 by the outlet of waste heat recovery pipe 21
45, by after the evenly distributing of gas service pipes 45, high temperature air is by roundabout preheating channel from the bottom of aluminium ingot preheating chamber 4
Motion upwards, now, the setting in motion in the preheating channel above dividing plate 410 of the first transmission belt 47 equipped with aluminium ingot, first passes
When aluminium ingot on defeated band 47 moves to the first 47 end of transmission belt, the second elevating mechanism 43 driving conveyer table 42 rises to the first biography
The end of defeated band 47, aluminium ingot are moved on conveyer table 42 under the transmission effect of the first transmission belt 47, then the second drive mechanism
43 drop to the feed end of the second transmission belt 46, transport the aluminium ingot on conveyer table 42 under the transmitting effect of the second transmission belt 46
To the second transmission belt 46, aluminium ingot can fully absorb the heat that gas service pipes 45 gives out during this turning movement
Amount, temperature rise, reach the purpose of preheating, the high temperature air that heat is absorbed by aluminium ingot continues up, in air-introduced machine 5
Under effect, secondary exhaust 49 is entered by exhaust outlet 48, secondary exhaust 49 is eventually passed through and is discharged into air.
It is discharged into by secondary exhaust 49 in the gas in air and also contains a small amount of heat, in order to thoroughly that high temperature is empty
The heat of gas thoroughly recycles, and the outlet of the air-introduced machine 5 is connected with air-water heat exchanger 6, and the air-water heat exchanger 6 includes
Cylinder 64 and the left end socket 65 and right end socket 61 installed in the both ends of cylinder 64, three-level blast pipe is installed on the left end socket 65
66, gas feed is provided with the right end socket 61, and the gas feed is connected with air-introduced machine 5, symmetrically pacifies in the cylinder 64
Equipped with two pieces of tube sheets 62, more heat exchanger tubes 68 are installed between two pieces of tube sheets 62, cooling water inlet 63 is provided with the cylinder 64
With hot water outlet 67, the hot water outlet 67 is connected with boiler 7, in use, two level delivery pipe 49 discharge high temperature air from
Gas feed is entered in heat exchanger tube 68 after entering, and now, the cold water that air cylinder 64 is entered from cooling water inlet 63 sufficiently absorbs
The heat of high temperature air in heat exchanger tube 68, absorb the cold water after heat and be changed into hot water, hot water enters eventually through hot water outlet 67
In boiler 7, and the high temperature air after cooling again is then directly discharged into air by three-level blast pipe 66.
Inevitably it is mingled with dust in the high-temperature flue gas discharged by one-level blast pipe 24, in order to avoid causing sky
Gas pollutes, and the end of the one-level blast pipe 24 is provided with deduster 3, telescopic baffle 31 is horizontally installed with the deduster 3,
Telescopic baffle 31 is connected with the telescoping mechanism 33 outside deduster 3, and deashing is provided with the side wall of the deduster 3
Door 32, top is provided with the dust removing tube 34 of rectangular arrangement, and filter bag 35, the filter bag 35 are movably installed with the dust removing tube 34
Upper end be fixed on by cotton rope on hanger bracket 36, from one-level blast pipe 24 discharge high-temperature flue gas enter in deduster 3, this
When deduster 3 on shoot door 32 be closed mode, telescopic baffle 31 is open mode, the high-temperature flue gas into deduster 3
It can be moved upwards in the presence of thermal current, due to the barrier effect of filter bag 35 on dust removing tube 34, the bulky grain in high-temperature flue gas
Dust can fall back to the bottom of deduster 3 by the gravity of itself, and less dust granule can enter in filter bag 35, be adhered to
On filter bag 35, the bottom of deduster 3 can be fallen on due to Action of Gravity Field when adhering to certain thickness, because filter bag 35 is ventilative dress
Put, so the pressure in filter bag 35 is not too large, whole filter process is safe, when the height of dust in deduster 3 reaches
During height residing for telescopic baffle 31, pass through telescoping mechanism 33 and close telescopic baffle 31, open the shoot door 32 of deduster 3, will
Dust in deduster 3 is transferred out, and now the filter process of filter bag 35 is being carried out always, is simply got off from filter bag 35
Dust granule temporarily falls on telescopic baffle 31, when the dust in the deduster 3 of the lower section of telescopic baffle 31 is transferred complete,
Shoot door 32 is closed, opens telescopic baffle 31, at this moment the dust on telescopic baffle 31 can fall on the bottom of deduster 3, on
The process of stating moves in circles, untill when smelting furnace terminates melting.
For the ease of the installation of filter bag 35, change, the dust removing tube 34 is round tube, and dust removing tube 34 is higher by deduster 3 and pushed up
The height in face is no more than 10cm, in order to reach preferable dust removing effects, line number and columns of the dust removing tube 34 on the top surface of deduster 3
Both greater than four.
In order to ensure the preheating temperature of aluminium ingot, the inwall of the aluminium ingot preheating chamber 4 and upper surface and the following table of dividing plate 410
Face is mounted on heat-insulation layer 41, is scattered and disappeared by setting heat-insulation layer 41 further to reduce the heat in high temperature air.
The elevating mechanism 43 of first elevating mechanism 23 and second can use worm and gear or toggle, excellent
Selection of land, the uniform liquid cylinder pressure of 23 and second elevating mechanism of the first elevating mechanism 43 or cylinder.
Claims (6)
1. a kind of waste heat comprehensive utilization system in aluminum ingot casting workshop, including aluminium ingot preheating chamber（4）, smelting furnace and with melting furnace roof
The connected high-temperature exhaust pipe in portion（1）, it is characterised in that：The high-temperature exhaust pipe（1）For L-type, in high-temperature exhaust pipe（1）End
It is connected with waste-heat recoverer（2）, the waste-heat recoverer（2）Inside set waste heat recovery pipe（21）And scraper plate（22）, waste heat
Recovery tube（21）Bend loss including some straight lengths and for connecting straight length, in scraper plate（22）On to be machined with several logical
Hole, waste heat recovery pipe（21）Straight length wear and turn to be slidably matched in through hole and with through hole, the scraper plate（22）Top installation
Have for driving scraper plate（22）The first elevating mechanism moved back and forth up and down（23）, the waste-heat recoverer（2）Side wall on set
Put one-level blast pipe（24）, bottom is provided with slag-drip opening（25）, slag-drip opening（25）On be provided with residual cake valve（26）；The aluminium ingot is pre-
Hot cell（4）Inner horizontal be provided with dividing plate（410）, dividing plate（410）By aluminium ingot preheating chamber（4）Inside be separated into it is roundabout pre-
The passage of heat, in dividing plate（410）Being horizontally disposed with the preheating channel of top has the first transmission belt（47）, in dividing plate（410）Lower section
Being horizontally disposed with preheating channel has the second transmission belt（46）, the first transmission belt（47）With the second transmission belt（46）Transmission direction phase
Instead, second transmission belt（46）Gas service pipes is provided with the preheating channel of lower section（45）, waste heat recovery pipe（21）Go out
Mouth and gas service pipes（45）It is connected, and in the first transmission belt（47）Discharge end and the second transmission belt（46）Feed end between
Aluminium ingot transporter is provided with, the aluminium ingot transporter includes the second elevating mechanism（43）And conveyer table（42）, the second lifting
Mechanism（43）Pass through base（44）Installed in aluminium ingot preheating chamber（4）Bottom, conveyer table（42）Installed in the second elevating mechanism
（43）Top, the aluminium ingot preheating chamber（4）Top multiple exhaust outlets are installed（48）, multiple exhaust outlets（48）With one
Secondary exhaust（49）It is connected, secondary exhaust（49）End be connected with air-introduced machine（5）.
A kind of 2. waste heat comprehensive utilization system in aluminum ingot casting workshop according to claim 1, it is characterised in that：It is described to draw
Blower fan（5）Outlet be connected with air-water heat exchanger（6）, the air-water heat exchanger（6）Including cylinder（64）And installed in cylinder
（64）The left end socket at both ends（65）With right end socket（61）, the left end socket（65）On three-level blast pipe is installed（66）, the right side
End socket（61）On be provided with gas feed, the gas feed and air-introduced machine（5）It is connected, the cylinder（64）Inside it is symmetrically installed with
Two pieces of tube sheets（62）, two pieces of tube sheets（62）Between more heat exchanger tubes are installed（68）, the cylinder（64）On be provided with cold water and enter
Mouthful（63）And hot water outlet（67）, the hot water outlet（67）It is connected with boiler（7）.
A kind of 3. waste heat comprehensive utilization system in aluminum ingot casting workshop according to claim 1, it is characterised in that：Described one
Level blast pipe（24）End deduster is installed（3）, the deduster（3）Inside it is horizontally installed with telescopic baffle（31）, stretch
Baffle plate（31）With installed in deduster（3）Outer telescoping mechanism（33）Drive connection, the deduster（3）Side wall on be provided with
Shoot door（32）, top is provided with the dust removing tube of rectangular arrangement（34）, the dust removing tube（34）On be movably installed with filter bag
（35）, the filter bag（35）Upper end hanger bracket is fixed on by cotton rope（36）On.
A kind of 4. waste heat comprehensive utilization system in aluminum ingot casting workshop according to claim 3, it is characterised in that：It is described to remove
Dirt pipe（34）For round tube, dust removing tube（34）It is higher by deduster（3）The height of top surface is no more than 10cm, and dust removing tube（34）Except
Dirt device（3）Line number and columns on top surface are both greater than four.
A kind of 5. waste heat comprehensive utilization system in aluminum ingot casting workshop according to claim 1, it is characterised in that：The aluminium
Ingot preheating chamber（4）Inwall and dividing plate（410）Upper and lower surface be mounted on heat-insulation layer（41）.
A kind of 6. waste heat comprehensive utilization system in aluminum ingot casting workshop according to claim 1, it is characterised in that：Described
One elevating mechanism（23）With the second elevating mechanism（43）Uniform liquid cylinder pressure or cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020749.8U CN207147253U (en) | 2017-08-15 | 2017-08-15 | A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020749.8U CN207147253U (en) | 2017-08-15 | 2017-08-15 | A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207147253U true CN207147253U (en) | 2018-03-27 |
Family
ID=61666637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721020749.8U Active CN207147253U (en) | 2017-08-15 | 2017-08-15 | A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207147253U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604486A (en) * | 2020-07-07 | 2020-09-01 | 芜湖舜富精密压铸科技有限公司 | Cold chamber die casting machine with recyclable waste heat |
| CN112760495A (en) * | 2020-12-28 | 2021-05-07 | 云南爱家铝业有限公司 | Aluminum bar casting process |
| CN115638664A (en) * | 2022-12-26 | 2023-01-24 | 河南省远洋粉体科技股份有限公司 | Heat energy-saving system for aluminum-based alloy powder production |
-
2017
- 2017-08-15 CN CN201721020749.8U patent/CN207147253U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604486A (en) * | 2020-07-07 | 2020-09-01 | 芜湖舜富精密压铸科技有限公司 | Cold chamber die casting machine with recyclable waste heat |
| CN111604486B (en) * | 2020-07-07 | 2022-04-22 | 芜湖舜富精密压铸科技有限公司 | Cold chamber die casting machine with recyclable waste heat |
| CN112760495A (en) * | 2020-12-28 | 2021-05-07 | 云南爱家铝业有限公司 | Aluminum bar casting process |
| CN115638664A (en) * | 2022-12-26 | 2023-01-24 | 河南省远洋粉体科技股份有限公司 | Heat energy-saving system for aluminum-based alloy powder production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207147253U (en) | A kind of waste heat comprehensive utilization system in aluminum ingot casting workshop | |
| CN107144142A (en) | Using the sintering deposit exhaust heat recovering method of chamber type sintering ore deposit waste-heat recovery device | |
| CN206677177U (en) | A kind of waste heat comprehensive utilization system in aluminum casting workshop | |
| CN200955757Y (en) | Furnace slag residual heat recovery device | |
| CN107101196A (en) | A kind of biomass boiler | |
| CN105021051B (en) | A kind of waste heat of cupola furnace utilizes dedusting and desulphurization integrated system | |
| CN105202753B (en) | Indirect chain-arranged type straw hot blast heater | |
| CN113899220A (en) | Magnesium slag waste heat utilization system | |
| CN104197365B (en) | High temperature sludge exhaust heat stepped recovery warm-up combustion-supporting air device | |
| CN102322746A (en) | Electric arc furnace smoke radiation type waste heat boiler recovery system | |
| CN203798180U (en) | Calcium carbide furnace calcium carbide sensible heat recovery device | |
| CN216404224U (en) | Double-chamber kiln channel ventilation device | |
| CN206356525U (en) | Regenerating used roaster | |
| CN201778004U (en) | Dry coke quenching high-temperature coke powder ash discharging device | |
| CN202733934U (en) | Air preheater | |
| CN206069712U (en) | Active lime BASK | |
| CN208296597U (en) | A kind of compound roaster | |
| CN107101219A (en) | A kind of circulation air path device of biomass boiler | |
| CN103834417B (en) | Horizontal laser heating, vertical coke discharging formula tampering coking oven | |
| CN2383024Y (en) | Burning heavy oil forward and backward flow type grain drier | |
| CN206449673U (en) | Combustion furnace and coal charge decker | |
| CN205002593U (en) | Safe roller hearth furnace of high recovery of heat energy | |
| CN2849570Y (en) | Lining type air heater | |
| CN103834418B (en) | Transverse alternate heating and vertical coke discharging type tamping coke furnace | |
| CN215930526U (en) | Self-service hot air self-supply device for rotary hearth furnace and rotary hearth furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |