CN211373264U - Circular cooler and sinter waste heat recovery system - Google Patents
Circular cooler and sinter waste heat recovery system Download PDFInfo
- Publication number
- CN211373264U CN211373264U CN201922073061.1U CN201922073061U CN211373264U CN 211373264 U CN211373264 U CN 211373264U CN 201922073061 U CN201922073061 U CN 201922073061U CN 211373264 U CN211373264 U CN 211373264U
- Authority
- CN
- China
- Prior art keywords
- ring
- cooler
- cold machine
- upper cover
- trolley
- 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
Images
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
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model provides a cold machine of ring and sinter waste heat recovery system, it includes the cold machine platform truck of ring, locate the cold machine upper cover of ring of the cold machine platform truck top, locate the hot-blast recovery cover of the cold machine upper cover top of ring, the pipeline of being connected and intercommunication with the hot-blast recovery cover, and the air exhauster of being connected with the pipeline, it is sealed between cold machine platform truck of ring and the cold machine upper cover of ring, the air exhauster makes the cold machine upper cover of ring form the negative pressure through convulsions, the cold machine of ring utilizes the negative pressure in the cold machine upper cover of ring to inhale cold air from the bottom of the cold machine platform truck of ring, cold air cools off the sinter and intensifies and forms hot-blastly when the cold machine platform truck of ring is flowed through by supreme down, the cold machine upper cover of ring is flowed. The utility model discloses can effectively reduce invalid wind, improve the cooling air rate of utilization, improve the cooling efficiency and the waste heat recovery rate of the cold machine of ring.
Description
Technical Field
The utility model belongs to the technical field of the cooling technique of sintered pellet and specifically relates to a cold machine of ring and sintering deposit waste heat recovery system.
Background
The cooling process in the iron ore sintering process is an important link in the sintering process production, the process exchanges heat with the sintering ore through air, the sensible heat of the sintering ore is replaced in the process of cooling the high-temperature sintering ore (the temperature is about 750-800 ℃), hot waste gas is generated at the same time, and the recovery of the sensible heat of the sintering ore is realized through heat recovery of the hot waste gas. Research shows that the sintering waste heat resource accounts for about 13.4% of the total amount of the waste heat resources of iron and steel enterprises, but the recovery rate is only 24.8%, and most of the sintering waste heat resource is wasted, so that how to improve the cooling material rate and the waste heat recovery rate in the cooling process of a sintering ore is a key problem of reducing the energy consumption of the sintering production process at present.
At present, a blowing-type circular cooler is mainly adopted in sintering production, the equipment cools sintered ores by using air in a cross flow mode, cooled waste gas is divided into 4-5 sections, wherein the 1 st-2 th section high-temperature cooling waste gas (the temperature is about 200-400 ℃) is used for waste heat utilization, and the subsequent 3 rd-5 th section low-temperature waste gas (the temperature is less than 200 ℃) is naturally diffused and is not utilized.
The air box is arranged below the trolley of the blowing type ring cooling machine, the trolley and the air box are sealed through the rubber plate, the air box is connected with the air blower, cold air is blown into the trolley from the bottom of the trolley through the air box, the cold air is heated through sinter and then is exhausted into the atmosphere from the chimney, the trolley moves horizontally, the air box below the trolley is fixed, the trolley and the air box move relatively, gaps cannot be avoided between the trolley and the air box, air leakage is caused, the air leakage rate is up to 20% -30%, in addition, air leakage also exists between the trolley and the upper cover of the ring cooling machine above the trolley, the air leakage rate is about 15% -20%, the air leakage above and below the trolley are 'ineffective air', the power consumed by the air blower accounts for 28.6% of the total power, and therefore how to reduce the ineffective air is a key problem of improving the cooling efficiency and the waste heat recovery rate of the ring cooling machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cold machine of ring and sintering deposit waste heat recovery system to reduce invalid wind, improve the cooling efficiency and the waste heat recovery rate of the cold machine of ring.
In order to achieve the purpose, the utility model provides a circular cooler, which comprises a circular cooler trolley for loading sinter, a circular cooler upper cover arranged above the circular cooler trolley, a hot air recovery cover arranged above the circular cooler upper cover, a pipeline connected and communicated with the hot air recovery cover, and an exhaust fan connected with the pipeline, the circular cooler trolley and the circular cooler upper cover are sealed, the exhaust fan leads the circular cooler upper cover to form negative pressure through air exhaust, the circular cooler sucks cold air from the bottom of the circular cooler trolley by utilizing the negative pressure in the upper cover of the circular cooler, the cold air cools the sinter and heats up to form hot air when flowing through the circular cooler trolley from bottom to top, the hot air flows through the upper cover of the circular cooler, the hot air recovery cover and the pipeline in sequence and then is discharged by the exhaust fan.
The annular cooler is characterized in that an air box is further arranged below the annular cooler trolley, and the cold air enters the annular cooler trolley through the air box.
The annular cooler is characterized in that the inner side plate of the annular cooler trolley and the inner side plate of the annular cooler upper cover are sealed through a first sealing device, the outer side plate of the annular cooler trolley and the outer side plate of the annular cooler upper cover are sealed through a second sealing device, and the first sealing device and the second sealing device are both labyrinth sealing structures.
The annular cooler comprises a first sealing device and a second sealing device, wherein the first sealing device comprises at least two first lower baffles which are arranged at intervals and fixed above an inner side plate of the annular cooler trolley and at least one first upper baffle which is fixed below the inner side plate of an upper cover of the annular cooler, a first sealing groove which is provided with an opening at the upper part and is filled with sealing liquid and closed at the bottom is formed between every two adjacent first lower baffles, and one first upper baffle is inserted into the sealing liquid in the first sealing groove; the second sealing device comprises at least two lower second baffles which are arranged at intervals and fixed above the outer side plate of the annular cooler trolley and at least one upper second baffle fixed below the outer side plate of the annular cooler upper cover, wherein a second sealing groove with an open upper part and a closed bottom is formed between the lower second baffles, and the second sealing groove is filled with sealing liquid.
The circular cooler is characterized in that the first sealing device comprises two first lower baffles and two first upper baffles, and the two first lower baffles and the two first upper baffles are alternately arranged from inside to outside at intervals; the second sealing device comprises two second lower baffle plates and two second upper baffle plates, and the two second lower baffle plates and the two second upper baffle plates are alternately arranged at intervals from inside to outside.
The ring cooling machine as described above, wherein the first sealing device further includes a first support plate disposed below the first lower baffle and supporting the first lower baffle, and the first support plate is fixed to one side of the inner side plate of the ring cooling machine trolley; the second sealing device further comprises a second supporting plate which is arranged below the second lower baffle and supports the second lower baffle, and the second supporting plate is fixed on one side of the outer side plate of the annular cooler trolley.
The circular cooler is characterized by further comprising a circular cooler support, the circular cooler trolley and the circular cooler upper cover are arranged inside the circular cooler support, the hot air recovery cover is fixed to the top of the circular cooler support, and the exhaust fan and the pipeline are arranged outside the circular cooler support.
The annular cooler is characterized in that the annular cooler trolley is provided with a lower grid plate, and the cold air passes through the lower grid plate and enters the annular cooler trolley.
The utility model also provides a sintering deposit waste heat recovery system, its include foretell cold machine of ring and with the waste heat recovery device that the air exhauster is connected.
The system for recovering the waste heat of the sintering ore is characterized in that the waste heat recovery device is a waste heat boiler.
The utility model discloses a cold machine of ring and sintering deposit waste heat recovery system's characteristics and advantage are:
1. the utility model changes the air blower of the prior art into the air exhauster, changes the lower blast type ring cooling machine of the prior art into the upper top suction type ring cooling machine, can ensure that the cooling air below the ring cooling machine trolley is sucked into the ring cooling machine trolley, the cooling air passes through the high-temperature sintering mineral bed in the ring cooling machine trolley from bottom to top, and cools the sintering mineral, which is equivalent to changing the 'ineffective air' between the trolley and the air box in the prior art into the 'effective air', thereby effectively reducing the ineffective air, improving the utilization rate of the cooling air, and improving the cooling efficiency and the waste heat recovery rate of the ring cooling machine;
2. the utility model discloses a labyrinth seal structure seals between cold machine platform truck of ring and the cold machine upper cover of ring, can reduce the rate of leaking out between cold machine platform truck of ring and the cold machine upper cover of ring to below 5%, effectively reduces the air leakage between the two.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic longitudinal sectional view of a circular cooler according to an embodiment of the present invention;
fig. 2 is a schematic view of a first sealing device according to the present invention.
Main element number description:
1. a trolley of the circular cooler; 11. an inner side plate; 12. an outer panel;
2. an upper cover of the circular cooler; 21. an inner side plate; 22. an outer panel;
3. a hot air recovery hood; 4. a pipeline; 5. an exhaust fan; 6. an air box;
7. a first sealing device; 71. a first lower baffle; 72. a first upper baffle;
73. a first seal groove; 74. sealing liquid; 75. a first support plate;
8. a second sealing device; 9. a circular cooler bracket; 10. a sinter bed.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings. Where adjective or adverbial modifiers "upper" and "lower", "left" and "right", "top" and "bottom", "inner" and "outer" are used merely to facilitate relative reference between groups of terms, and do not describe any particular directional limitation on the modified terms. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defined as "first", "second", etc. may explicitly or implicitly include one or more of such features.
As shown in figure 1, the utility model provides a ring cooling machine, which can also be called a top suction type ring cooling machine, comprising a ring cooling machine trolley 1 for loading sinter, a ring cooling machine upper cover 2 arranged above the ring cooling machine trolley 1, a hot air recovery cover 3 arranged above the ring cooling machine upper cover 2, a pipeline 4 connected and communicated with the hot air recovery cover 3, and an exhaust fan 5 (or called as an exhaust cooling fan) connected with the pipeline 4, wherein the pipeline 4 is hermetically connected with the hot air recovery cover 3, the hot air recovery cover 3 is hermetically connected with the ring cooling machine upper cover 2, the ring cooling machine trolley 1 and the ring cooling machine upper cover 2 are sealed, the exhaust fan 5 forms negative pressure in the ring cooling machine upper cover 2 through exhaust, the ring cooling machine sucks cold air from the bottom of the ring cooling machine trolley 1 by utilizing the negative pressure in the ring cooling machine upper cover 2, the cold air cools the high-temperature sinter 10 and heats up when flowing through the ring cooling machine trolley 1 from bottom to top, namely, the cold air becomes hot air (or called as high-temperature waste gas) with higher temperature after heat exchange with the high-temperature sintering ore, and the hot air flows through the upper cover 2 of the circular cooler, the hot air recovery cover 3 and the pipeline 4 from bottom to top in sequence and then is discharged by the exhaust fan 5.
The utility model discloses a change prior art's air-blower into the air exhauster, change prior art's lower part blast type ring cold machine into the cold machine of upper portion top suction type ring, make the cooling air of the cold machine platform truck below of ring in sucked the cold machine platform truck of ring, the cooling air passes the high temperature sintering mineral aggregate layer in the cold machine platform truck of ring from bottom to top, cool off the sintering ore, be equivalent to with among the prior art "ineffective wind" become "effective wind" in sucking the cold machine platform truck of ring "between platform truck and the bellows, consequently, can effectively reduce ineffective wind, improve the cooling air rate of utilization, improve the cooling efficiency and the waste heat recovery rate of the cold machine of ring.
Specifically, the annular cooler trolley 1 is provided with a lower grid plate, and cold air passes through the lower grid plate and enters the annular cooler trolley 1. The cold air is air with a lower temperature than the hot air, for example, the cold air is normal temperature air.
As shown in fig. 1, in an embodiment, a wind box 6 is further arranged below the ring cooler trolley 1, cold air enters the ring cooler trolley 1 through the wind box 6, the main function of the wind box 6 is to receive scattered materials and falling ash at the bottom of the ring cooler trolley 1, so the wind box 6 can also be called as an ash bin, in this embodiment, the cold air is sucked from between the wind box 6 and the ring cooler trolley 1, namely, air leakage between the trolley and the wind box 6 in the prior art is utilized as effective air, and accordingly, ineffective air is reduced.
As shown in fig. 1, in an embodiment, the inner side plate 11 of the ring cooling machine trolley 1 and the inner side plate 21 of the ring cooling machine upper cover 2 are sealed by a first sealing device 7, and the outer side plate 12 of the ring cooling machine trolley 1 and the outer side plate 22 of the ring cooling machine upper cover 2 are sealed by a second sealing device 8, so that the ring cooling machine trolley 1 and the ring cooling machine upper cover 2 enclose a closed space, which can prevent air leakage between the upper part of the ring cooling machine trolley 1 and the ring cooling machine upper cover 2 and ensure negative pressure in the ring cooling machine upper cover 2, and the first sealing device 7 and the second sealing device 8 are both labyrinth structures, and have good sealing effect and do not obstruct relative movement between the ring cooling machine trolley 1 and the ring cooling machine upper cover 2.
As shown in fig. 1 and fig. 2, in a specific embodiment, the first sealing device 7 includes at least two first lower baffles 71 spaced apart and fixed above the inner side plate 11 of the ring cooler trolley 1, and at least one first upper baffle 72 fixed below the inner side plate 21 of the ring cooler upper cover 2, a first sealing groove 73 filled with a sealing liquid 74 is formed between two adjacent first lower baffles 71, the upper portion of the first lower baffle is open, and the bottom of the first lower baffle is closed, one first upper baffle 72 is inserted into the sealing liquid 74 in the first sealing groove 73 to seal between the inner side plate 11 of the ring cooler trolley 1 and the inner side plate 21 of the ring cooler upper cover 2, so as to effectively reduce air leakage therebetween, wherein the first upper baffle 72 inserted into the first sealing groove 73 has a distance from the bottom wall of the first sealing groove 73 so as to enable relative movement therebetween, wherein the sealing liquid may be water, it may also be an oil;
the second sealing device 8 comprises at least two second lower baffles which are arranged at intervals and fixed above the outer side plate 12 of the ring cooler trolley 1 and at least one second upper baffle which is fixed below the outer side plate 22 of the ring cooler upper cover 2, a second sealing groove which is open at the upper part and closed at the bottom is formed between every two adjacent second lower baffles, the second sealing groove is filled with sealing liquid, one second upper baffle is inserted into the sealing liquid in the second sealing groove to seal the outer side plate 12 of the ring cooler trolley 1 and the outer side plate 22 of the ring cooler upper cover 2, and air leakage between the two is effectively reduced, an interval is formed between the second upper baffle inserted into the second sealing groove and the bottom wall of the second sealing groove, so that relative movement can be generated between the two, namely the first sealing device 7 and the second sealing device 8 are symmetrically arranged relative to the central axis of the ring cooler trolley 1, wherein the sealing liquid can be water, or may be an oil.
The first sealing device 7 and the second sealing device 8 of the embodiment can reduce the air leakage rate between the ring cooler trolley 1 and the ring cooler upper cover 2 to below 5%, and effectively reduce the air leakage between the two.
As shown in fig. 1 and 2, further, the first sealing device 7 includes two first lower baffles 71 and two first upper baffles 72, the left side of the ring cooling machine trolley 1 in fig. 1 is the inner side, the right side of the ring cooling machine trolley 1 is the outer side, the two first lower baffles 71 and the two first upper baffles 72 are alternately and alternately arranged from inside to outside, the second sealing device 8 includes two second lower baffles and two second upper baffles, and the two second lower baffles and the two second upper baffles are alternately and alternately arranged from inside to outside, so the first sealing device 7 and the second sealing device 8 can also be called as a staggered tooth type labyrinth sealing structure, the structure is simple, and the sealing effect is better.
Specifically, two first lower baffles 71 are arranged at intervals inside and outside, two first upper baffles 72 are arranged at intervals inside and outside, the two first lower baffles 71 are respectively an inner first lower baffle and an outer first lower baffle, the two first upper baffles are respectively an inner first upper baffle and an outer first upper baffle, the inner first upper baffle is positioned between the two first lower baffles 71 and is spaced from the two first lower baffles 71, the outer first upper baffle is positioned at the outer side of the outer first lower baffle, namely the outer first upper baffle is adjacent to the sintered ore in the ring cooling machine trolley 1;
the two lower baffles are arranged at intervals inside and outside, the two upper baffles are arranged at intervals inside and outside, the two lower baffles are respectively an inner lower baffle and an outer lower baffle, the two upper baffles are respectively an inner upper baffle and an outer upper baffle, the outer upper baffle is positioned between the two lower baffles and is spaced from the two lower baffles, the inner upper baffle is positioned on the inner side of the inner lower baffle, and the inner upper baffle is adjacent to the sintered ore in the annular cooling machine trolley 1.
As shown in fig. 1 and 2, the first sealing device 7 further includes a first support plate 75 disposed below the first lower baffle 71 and supporting the first lower baffle 71, the first support plate 75 is fixed to one side of the inner side plate 11 of the ring cooling machine trolley 1, specifically, the first support plate 75 is fixed to the inner side of the inner side plate 11 of the ring cooling machine trolley 1, and because the weight of the sealing liquid 74 in the sealing groove between adjacent first lower baffles 71 is large, the support strength of the inner side plate of the ring cooling machine trolley 1 can be improved by disposing the first support plate 75;
the second sealing device 8 further comprises a second supporting plate which is arranged below the second lower baffle and supports the second lower baffle, the second supporting plate is fixed on one side of the outer side plate 12 of the ring cooling machine trolley 1, specifically, the second supporting plate is fixed on the outer side of the outer side plate 12 of the ring cooling machine trolley 1, and due to the fact that the weight of sealing liquid in a sealing groove between adjacent second lower baffles is large, the supporting strength of the outer side plate 12 of the ring cooling machine trolley 1 can be improved through the arrangement of the second supporting plate.
As shown in figure 1, in one embodiment, the circular cooler further comprises a circular cooler support 9, the circular cooler trolley 1 and the circular cooler upper cover 2 are both arranged inside the circular cooler support 9, the hot air recovery cover 3 is fixed on the top of the circular cooler support 9, and the exhaust fan 5 and the pipeline 4 are both arranged outside the circular cooler support 9.
The utility model also provides a sintering deposit waste heat recovery system, it includes foretell cold machine of ring and the waste heat recovery device who is connected with air exhauster 5, and the higher hot-blast waste heat recovery device that gets into after 5 discharges of air exhauster of temperature realizes waste heat recovery and utilizes.
The utility model provides a cold machine of ring is the ceiling type ring cooling machine, compares with the cold machine of the fan-type ring of prior art, can reduce to 5% from 45% with useless wind ratio, effectively reduces useless wind, improves the cooling air rate of utilization, improves the cooling efficiency and the waste heat recovery rate of the cold machine of ring, makes more heats introduced subsequent waste heat recovery device to waste heat recovery system's waste heat recovery efficiency has been improved.
Furthermore, the waste heat recovery device is a waste heat boiler, but the utility model discloses do not use this as the limit, can also be other current waste heat recovery devices or recovery system.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention. Moreover, it should be noted that the components of the present invention are not limited to the above-mentioned integral application, and various technical features described in the present invention can be selected to be used alone or in combination according to actual needs, so that the present invention naturally covers other combinations and specific applications related to the invention of the present invention.
Claims (10)
1. The utility model provides a cold machine of ring, a serial communication port, the cold machine of ring is including the cold machine platform truck of ring that is used for loading the sinter, locate the cold machine upper cover of ring top, locate the hot-blast recovery cover of the cold machine upper cover of ring top, with the pipeline that the hot-blast recovery cover is connected and is communicate and with the air exhauster of pipe connection, the cold machine platform truck of ring with seal between the cold machine upper cover of ring, the air exhauster makes through convulsions form the negative pressure in the cold machine upper cover of ring, the cold machine utilization of ring negative pressure in the cold machine upper cover of ring is followed cold air the bottom of the cold machine platform truck of ring is inhaled, cold air is cooling by supreme flowing through down during the cold machine platform truck of ring the sinter heaies up and forms hot-blastly, hot-blast flowing through in proper order the cold machine upper cover of ring hot-blast recovery cover by behind the pipeline the air.
2. The ring cooler according to claim 1, wherein a wind box is further provided below the ring cooler trolley, and the cold air enters the ring cooler trolley through the wind box.
3. The ring cooling machine according to claim 1, wherein the inner side plate of the ring cooling machine trolley and the inner side plate of the ring cooling machine upper cover are sealed through a first sealing device, the outer side plate of the ring cooling machine trolley and the outer side plate of the ring cooling machine upper cover are sealed through a second sealing device, and the first sealing device and the second sealing device are both labyrinth sealing structures.
4. The circular cooler according to claim 3, wherein the first sealing device comprises at least two first lower baffle plates which are arranged at intervals and fixed above the inner side plate of the circular cooler trolley, and at least one first upper baffle plate which is fixed below the inner side plate of the circular cooler upper cover, a first sealing groove which is open at the upper part and closed at the bottom is formed between every two adjacent first lower baffle plates, and sealing liquid is filled in the first sealing groove;
the second sealing device comprises at least two lower second baffles which are arranged at intervals and fixed above the outer side plate of the annular cooler trolley and at least one upper second baffle fixed below the outer side plate of the annular cooler upper cover, wherein a second sealing groove with an open upper part and a closed bottom is formed between the lower second baffles, and the second sealing groove is filled with sealing liquid.
5. The ring cooler according to claim 4, wherein the first sealing device comprises two first lower baffles and two first upper baffles, and the two first lower baffles and the two first upper baffles are alternately arranged from inside to outside and are spaced;
the second sealing device comprises two second lower baffle plates and two second upper baffle plates, and the two second lower baffle plates and the two second upper baffle plates are alternately arranged at intervals from inside to outside.
6. The ring cooler according to claim 4, wherein the first sealing device further comprises a first support plate disposed below the first lower baffle and supporting the first lower baffle, the first support plate being fixed to one side of an inner side plate of the ring cooler trolley;
the second sealing device further comprises a second supporting plate which is arranged below the second lower baffle and supports the second lower baffle, and the second supporting plate is fixed on one side of the outer side plate of the annular cooler trolley.
7. The circular cooler according to any one of claims 1 to 6, characterized in that the circular cooler further comprises a circular cooler support, the circular cooler trolley and the circular cooler upper cover are both arranged inside the circular cooler support, the hot air recovery cover is fixed on the top of the circular cooler support, and the exhaust fan and the pipeline are both arranged outside the circular cooler support.
8. The ring cooler according to any one of claims 1 to 6, wherein the ring cooler trolley has a lower grate plate through which the cooled air enters the ring cooler trolley.
9. A system for recovering waste heat of sintered ore, which is characterized by comprising the circular cooler as claimed in any one of claims 1 to 8 and a waste heat recovery device connected with the exhaust fan.
10. The system for recovering waste heat from sintered ore according to claim 9, wherein said waste heat recovery device is a waste heat boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922073061.1U CN211373264U (en) | 2019-11-27 | 2019-11-27 | Circular cooler and sinter waste heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922073061.1U CN211373264U (en) | 2019-11-27 | 2019-11-27 | Circular cooler and sinter waste heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211373264U true CN211373264U (en) | 2020-08-28 |
Family
ID=72170942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922073061.1U Active CN211373264U (en) | 2019-11-27 | 2019-11-27 | Circular cooler and sinter waste heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211373264U (en) |
-
2019
- 2019-11-27 CN CN201922073061.1U patent/CN211373264U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101408383A (en) | Air input system, annular air duct and annular fluid bath of circular cooler | |
| CN205940170U (en) | Vertical sintering deposit cooling furnace in two cooling chambeies | |
| CN111426206A (en) | Sintering cooling and waste heat recovery integrated kiln | |
| CN211373264U (en) | Circular cooler and sinter waste heat recovery system | |
| CN112857062A (en) | Circular cooler, circular cooling method of sinter and sinter waste heat recovery system | |
| CN104864731A (en) | Movable sealing partitioning device inside sintering circular cooler gas collecting hood | |
| CN212619333U (en) | Waste heat recovery device for lubricating oil production | |
| CN203550636U (en) | Smoke waste heat utilizing device of ferroalloy electric furnace | |
| CN2804754Y (en) | Microwave smelting-furnace | |
| CN103335531A (en) | Sintering waste heat power generation exhaust gas recycling utilization system | |
| CN218097258U (en) | Self-cleaning type trolley of sintering circular cooler | |
| CN102618692A (en) | Purification and recovery plant realized by means of directly calcining lime by aid of primary high-temperature flue gas of converter | |
| CN206648480U (en) | A kind of lithium battery atmosphere furnace energy saving circulating system | |
| CN108302944A (en) | A kind of closed sinter is cooling and waste heat recovery apparatus | |
| WO2010081431A1 (en) | Annular cooler | |
| CN202582225U (en) | Smelting furnace | |
| CN207180386U (en) | Polygonal 360 degree of air-supply sintering deposit cooling towers of multiaspect multilayer | |
| CN218065966U (en) | Sealing dust collection cover of pellet sintering belt cooler | |
| CN202530110U (en) | Device for purifying and recovering primary high-temperature flue gas of converters by directly calcining lime | |
| CN206146210U (en) | Red ore deposit cooling device of closed circulation iron and steel sintering | |
| CN207214791U (en) | A kind of high temperature Muffle furnace | |
| CN216347857U (en) | Gangue sintered perforated brick tunnel kiln waste heat utilization equipment | |
| CN201724567U (en) | Recycling device of nitriding furnace heat energy | |
| CN204534643U (en) | A kind of heat-exchanger rig | |
| CN207515504U (en) | A kind of rotary kiln material feeding system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |