CN104697342A - U-shaped open-type circulated cooling system for pot calciners, and cooling method - Google Patents

U-shaped open-type circulated cooling system for pot calciners, and cooling method Download PDF

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CN104697342A
CN104697342A CN201310667288.3A CN201310667288A CN104697342A CN 104697342 A CN104697342 A CN 104697342A CN 201310667288 A CN201310667288 A CN 201310667288A CN 104697342 A CN104697342 A CN 104697342A
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shaped
water
jacket
cooling
calcine furnace
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CN104697342B (en
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李鹏
崔银河
王敏
关淮
张文起
樊利军
孙晓旭
李小坤
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Shenyang Aluminum and Magnesium Engineering and Research Institute Co Ltd
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Shenyang Aluminum and Magnesium Engineering and Research Institute Co Ltd
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Abstract

The invention relates to the cooling field of pot calciners, provides a U-shaped open-type circulated cooling system for pot calciners, and a cooling method, and particularly relates to a cooling system and method for calcined coke of anodes, cathodes, electrodes and carbon graphite materials for aluminum for production in the carbon industry in pot calciners. The U-shaped open-type circulated cooling system is provided with a cooling water jacket, a U-shaped backwater pipe, a cup-shaped container and a water storage tank, wherein the cooling water jacket is connected with the water storage tank through a backwater channel, the cup-shaped container is arranged on the backwater channel, the U-shaped backwater pipe is arranged at one end of the backwater channel, one end of the U-shaped backwater pipe is connected with the water outlet of the cooling water jacket, the other end of the U-shaped backwater pipe is communicated with the inside of the cup-shaped container, the cup-shaped container is communicated with the water tank through a pipeline, and the water tank is connected to the cooling water jacket through a water inlet pipe. The U-shaped open-type circulated cooling system disclosed by the invention solves the problems that in the cooling system in the prior art, the top of a water jacket is burnt without water, local parts are too hot, welded positions have high probability of cracking, the service life is short, the backwater system cannot be monitored, and the cooling efficiency is low.

Description

The U-shaped the circulation cooling water system of open pattern of can-type calcine furnace and cooling means
Technical field
The present invention relates to can-type calcine furnace cooling field, be specially the U-shaped the circulation cooling water system of open pattern of a kind of can-type calcine furnace and cooling means, particularly relate to cooling system and method that carbon industry produces calcined coke in the pot type burner of aluminium anode, negative electrode, electrode and charcoal element graphitized material.
Background technology
Calcining refers to that raw material carries out the process of high-temperature heat treatment under the condition of isolated air, its objective is the moisture in eliminating raw material and volatile matter, the volume of carbon raw materials is fully shunk, and improves heat endurance and the physical and chemical performance of material.Adopt can-type calcine furnace calcining carbon raw materials, there is the advantages such as heat utilization efficiency is high, calcining heat is high, calcined coke uniform quality, scaling loss are little, intensity is large, resistivity is low, calcining production technology stable operation, stove long service life, failure rate is low, overall economic efficiency are good, be thus widely used.Existing can-type calcine furnace cooling system is generally double-layer plate Welding Structure, adopts the mode of indirect heat transfer to cool high temperature calcined coke.Inner layer steel plate, as the passage of high-temperature material, forms closed annular gap water cavity between inside and outside layer steel plate, is cooling-water duct.Cooling water enters water jacket samdwich from the water inlet being located at water jacket bottom, discharges from the delivery port being located at water jacket top.
The can-type calcine furnace cooling system of current employing and method have the shortcoming of following several respects:
1, at cooling jacket interlayer top, certainly exist the vaccum interval of 80-200mm, this interval water jacket is owing to can not get cooling, be in empty burning state, produce the phenomenon such as hot-spot, water jacket distortion, the problem such as even can cause that water jacket top is snapped, leak in tank, reduces water jacket service life, affects product quality;
2, because return water system adopts positive prime, and whole system is in closed state, there is no water level monitoring and flux monitoring system, whether stream has backwater to make operating personnel cannot predict water level in cooling jacket interlayer and return pipe, therefore the phenomenon that more large area sky burns can be caused, if overflow in water jacket, gas is too much simultaneously, more can block return pipe, the problem such as cause backwater not smooth;
3, because integral type single stage cooling water jacket only has a water entry and backwater point, cause turbulence intensity in interlayer inadequate, slowly, convection transfer rate is little, heat transfer efficiency is low, cooling effect is poor, and then affects product quality in cooling medium flowing.Therefore need to invent a kind of efficient, safe can-type calcine furnace cooling system new technology.
Summary of the invention
The invention provides the U-shaped the circulation cooling water system of open pattern of a kind of efficient, safe can-type calcine furnace and cooling means, problems such as its objective is the water jacket top solving the existence of existing cooling system empty burning, hot-spot, easily snap, the life-span is low, return water system cannot be monitored, cooling effectiveness is low.
Technical scheme of the present invention is:
The U-shaped the circulation cooling water system of open pattern of a kind of can-type calcine furnace, this system is provided with cooling jacket, U-shaped return pipe, cup-like containers, cistern, and concrete structure is as follows:
Cooling jacket is connected by backwater channel with cistern, backwater channel is provided with cup-like containers, one end of backwater channel is provided with U-shaped return pipe, one end of U-shaped return pipe is connected with the delivery port of cooling jacket, the other end of U-shaped return pipe passes in cup-like containers, cup-like containers is communicated with cistern by pipeline, and cistern is connected to cooling jacket by water inlet pipe.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the pipeline between cooling jacket and cup-like containers is provided with backwater stop valve.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, U-shaped return pipe is " U " font, and its peak is higher than the upper edge of cooling jacket.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the size range that U-shaped return pipe exceeds cooling jacket is 80-150mm.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, cup-like containers is open containers, and its position is arranged on the place that operator can observe directly, and leaves gap with U-shaped return pipe import, and cup-like containers lower end is connected to cistern by pipeline.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, is provided with filling pipe above cistern, and the moisturizing of filling pipe and the backwater of U-shaped return pipe flow in cistern jointly.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, water inlet pipe is arranged water circulating pump and water inlet stop valve, cooling water is flowed in cooling jacket again by water circulating pump, water inlet pipe.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, cooling jacket consists of Flange joint upper water sleeve setting up and down and lower water jacket, and upper water sleeve is connected by tube connector with delivery port with the water inlet of the corresponding one end of lower water jacket.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the water jacket samdwich width dimensions scope of cooling jacket is 20-200mm.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the flange III of upper water sleeve one end corresponding with lower water jacket and flange IV are by being fastenedly connected with supporting the use bolt, nut and pad.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the water jacket samdwich structure that upper water sleeve sidewall is outer steel plate I, interior steel plate I is formed, outer steel plate I, interior steel plate I, the flange I being positioned at upper water sleeve top and the flange III be positioned at bottom upper water sleeve form the cooling water cavity of upper water sleeve jointly, are connected with recirculated cooling water inside cooling water cavity.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, interior steel plate I outer wall is evenly provided with fin I, and fin I is parallel with blanking direction, equidistantly arrange.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, upper water sleeve top is welded and fixed by the steel plate of furnace hearth of flange I with can-type calcine furnace.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, upper water sleeve top is provided with flange II below flange I, is connected between flange I with flange II by floor.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, be provided with two water inlets, a delivery port outside upper water sleeve, water inlet is positioned at the bottom of upper water sleeve, and delivery port is positioned at the top of upper water sleeve.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, the water jacket samdwich structure that lower water jacket sidewall is outer steel plate II, interior steel plate II is formed, the cooling water cavity of outer steel plate II, interior steel plate II, the flange IV being positioned at lower water jacket top and the common composition lower water jacket of flange VI that is positioned at lower water jacket bottom, is connected with recirculated cooling water inside cooling water cavity.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, interior steel plate II outer wall is evenly provided with fin II, and fin II is parallel with blanking direction, equidistantly arrange.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, lower water jacket is connected with Material disintegrator by the flange V bottom it.
The U-shaped the circulation cooling water system of open pattern of described can-type calcine furnace, be provided with a water inlet, two delivery ports outside lower water jacket, water inlet is positioned at the bottom of lower water jacket, and delivery port is positioned at the top of lower water jacket.
The U-shaped open type circulating cooling method of described can-type calcine furnace, in can-type calcine furnace calcined petroleum coke process, petroleum coke is added in can-type calcine furnace continuously by feeding device, through calcining, cooled by cooling jacket again, Material disintegrator particle, finally by jigging conveyer, material is discharged; In can-type calcine furnace running, cooling water enters the interlayer of cooling jacket from water inlet pipe, and the hot water through heat exchange then escapes and enter cistern from U-shaped return pipe, thus completes whole cyclic process.
The U-shaped open type circulating cooling method of described can-type calcine furnace, when normally producing, recirculated cooling water enters from the water inlet of lower water jacket, walks around fin II, enters upper water sleeve by tube connector, then through a series of heat transfer process, flows out from upper water sleeve delivery port.
Advantage of the present invention and beneficial effect are:
1, the present invention is by adopting U-shaped return pipe, can prevent cooling jacket interlayer top from occurring vaccum interval, effectively prevent the phenomenon such as hot-spot, water jacket distortion caused because water jacket sky burns, improves the service life of water jacket, make product quality more stable.
2, the present invention is by open type waterway circulating, and operator can be made to carry out on-line monitoring to the mobility status of water in return pipe, jointly uses can avoid to greatest extent occurring in water jacket emptyly burning phenomenon, guarantee backwater smoothness with U-shaped return pipe.
3, the present invention adopts multistage cooling jacket to form multi-stage U-shaped the circulation cooling water system of open pattern, by changing the import and export quantity of water jacket, adding the flow strength of medium in water jacket, effectively raising heat exchange efficiency, enhancing cooling effect; Simultaneously by adopting fin technology, adding the effective heat exchange area between cooling jacket and high temperature calcined coke, being conducive to improving the quality of products.
4, present device is simple, and cost is low, easily implements in design or production process.
Accompanying drawing explanation
Fig. 1 is the structural representation of the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace of the present invention.
Fig. 2-Fig. 3 is partial enlarged drawing and the profile of upper water sleeve; Wherein, Fig. 2 is partial enlarged drawing; Fig. 3 is A-A view in Fig. 2.
Fig. 4-Fig. 5 is partial enlarged drawing and the profile of lower water jacket; Wherein, Fig. 4 is partial enlarged drawing; Fig. 5 is A-A view in Fig. 4.
In figure: 1, can-type calcine furnace; 2, cooling jacket; 3, U-shaped return pipe; 4, backwater stop valve; 5, cup-like containers; 6, filling pipe; 7, cistern; 8, water inlet stop valve; 9, water circulating pump; 10, water inlet pipe; 11, flange I; 12, floor; 13, flange II; 14, outer steel plate I; 15, interior steel plate I; 16, flange III; 17, fin I; 18, flange IV; 19, outer steel plate II; 20, interior steel plate II; 21, flange V; 22, flange VI; 23, fin II; 24, tube connector; 25, bolt; 26, nut; 27, pad.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, but protection scope of the present invention not limit by embodiment.
As Figure 1-Figure 5, the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace of the present invention, mainly comprise can-type calcine furnace 1, cooling jacket 2, U-shaped return pipe 3, backwater stop valve 4, cup-like containers 5, filling pipe 6, cistern 7, water inlet stop valve 8, water circulating pump 9, water inlet pipe 10, flange I 11, floor 12, flange II 13, outer steel plate I 14, interior steel plate I 15, flange III 16, fin I 17, flange IV 18, outer steel plate II 19, interior steel plate II 20, flange V 21, flange VI 22, fin II 23, tube connector 24, bolt 25, nut 26, pad 27 etc., concrete structure is as follows:
Cooling jacket 2 is connected by backwater channel with cistern 7, backwater channel is provided with cup-like containers 5 and backwater stop valve 4, one end of backwater channel is provided with U-shaped return pipe 3, one end of U-shaped return pipe 3 and the delivery port of cooling jacket 2 are fastenedly connected, the other end of U-shaped return pipe 3 passes in cup-like containers 5, cup-like containers 5 is communicated with cistern 7 by pipeline, the pipeline between cooling jacket 2 and cup-like containers 5 is provided with backwater stop valve 4.U-shaped return pipe 3 is " U " fonts, and its peak is higher than the upper edge of cooling jacket 2, and the size range exceeded is 80-150mm.Backwater flows into cistern 7 through U-shaped return pipe 3, cup-like containers 5, according to law of connected vessels, water level in cooling jacket 2 is forever lower than U-shaped return pipe 3 summit water level, and U-shaped return pipe 3 summit is higher than edge on water jacket, so when ensureing normally to produce, there will not be the phenomenon of top vacuum in cooling jacket 2.
Cup-like containers 5 is open containers, and its position is arranged on the place that operator can observe directly, and leaves certain interval distance with the import of U-shaped return pipe 3, and cup-like containers 5 lower end is connected to cistern 7 by pipeline.When backwater stop valve 4 is opened, operator can carry out on-line monitoring at the rim of a cup place of cup-like containers 5 to backwater, prevents U-shaped return pipe 3 from flowing empty phenomenon and occurs.
Filling pipe 6 is provided with above cistern 7, the moisturizing of filling pipe 6 and the backwater of U-shaped return pipe 3 flow in cistern 7 jointly, cistern 7 is connected to cooling jacket 2 by water inlet pipe 10, described water inlet pipe 10 is arranged water circulating pump 9 and water inlet stop valve 8, cooling water flows in cooling jacket 2 by water circulating pump 9, water inlet pipe again, cools the calcined coke of can-type calcine furnace 1.
Cooling jacket 2 consists of Flange joint upper water sleeve setting up and down and lower water jacket, and upper water sleeve is connected by tube connector 24 with delivery port with the water inlet of the corresponding one end of lower water jacket, and the water jacket samdwich width dimensions scope of cooling jacket 2 is 20-200mm.Simultaneously the flange III 16 of upper water sleeve one end corresponding with lower water jacket and flange IV 18 are by being fastenedly connected with supporting the use bolt 25, nut 26 and pad 27.
As shown in Fig. 2-Fig. 3, the water jacket samdwich structure that upper water sleeve sidewall is outer steel plate I 14, interior steel plate I 15 is formed, outer steel plate I 14, interior steel plate I 15, the flange I 11 being positioned at upper water sleeve top and the flange III 16 be positioned at bottom upper water sleeve form the cooling water cavity of upper water sleeve jointly, recirculated cooling water is connected with inside cooling water cavity, simultaneously, steel plate I 15 outer wall is evenly provided with fin I 17, fin I 17 is parallel with blanking direction, equidistantly arrange.Upper water sleeve top is welded and fixed by the steel plate of furnace hearth of flange I 11 with can-type calcine furnace 1, and upper water sleeve top is provided with flange II 13 below flange I 11, is connected between flange I 11 with flange II 13 by floor 12, to strengthen armor plate strength.
As shown in fig. 4-5, the water jacket samdwich structure that lower water jacket sidewall is outer steel plate II 19, interior steel plate II 20 is formed, the cooling water cavity of outer steel plate II 19, interior steel plate II 20, the flange IV 18 being positioned at lower water jacket top and the common composition lower water jacket of flange VI 22 that is positioned at lower water jacket bottom, recirculated cooling water is connected with inside cooling water cavity, simultaneously, steel plate II 20 outer wall is evenly provided with fin II 23, fin II 23 is parallel with blanking direction, equidistantly arrange, and lower water jacket is connected with Material disintegrator by the flange V 21 bottom it.
In the present invention, be provided with two water inlets, a delivery port outside upper water sleeve, water inlet is positioned at the bottom of upper water sleeve, and delivery port is positioned at the top of upper water sleeve.Be provided with a water inlet, two delivery ports outside lower water jacket, water inlet is positioned at the bottom of lower water jacket, and delivery port is positioned at the top of lower water jacket.During normal production, recirculated cooling water enters from the water inlet of lower water jacket, walks around fin II 23, enters upper water sleeve by tube connector 24, then through a series of heat transfer process, flows out from upper water sleeve delivery port.Compare common cooling jacket, cooling jacket of the present invention increases heat exchange area by adopting fin, the increase of water inlet and delivery port quantity simultaneously, form multistage cooling jacket, also enhance the turbulence intensity of water flow in cooling jacket, improve heat exchange efficiency, enhanced heat exchange.
In can-type calcine furnace 1 calcined petroleum coke process, petroleum coke adds in can-type calcine furnace 1 by feeding device continuously, through the calcining of certain hour, then is cooled by cooling jacket 2, Material disintegrator particle, finally by jigging conveyer, material is discharged.In can-type calcine furnace 1 running, cooling water enters the interlayer of cooling jacket 2 from water inlet pipe 10, and the hot water through heat exchange then escapes and enter cistern 7 from U-shaped return pipe 3, thus completes whole cyclic process.Operating personnel need make regular check on cup-like containers 5, monitor backwater situation.
Embodiment result shows, the present invention is efficient, energy-conservation, safe, reliable and economical and practical New Cycle cooling system and process, by passing into recirculated cooling water in can-type calcine furnace cooling jacket, reduce calcined coke temperature, simultaneously by adopting multiple stage water jacket, enhancing the turbulence intensity of water flow in water jacket, improving heat exchange efficiency, and by adopting open-cycle system, reach the object making operating personnel can carry out on-line monitoring to backwater.

Claims (21)

1. the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace, is characterized in that, this system is provided with cooling jacket, U-shaped return pipe, cup-like containers, cistern, and concrete structure is as follows:
Cooling jacket is connected by backwater channel with cistern, backwater channel is provided with cup-like containers, one end of backwater channel is provided with U-shaped return pipe, one end of U-shaped return pipe is connected with the delivery port of cooling jacket, the other end of U-shaped return pipe passes in cup-like containers, cup-like containers is communicated with cistern by pipeline, and cistern is connected to cooling jacket by water inlet pipe.
2. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 1, it is characterized in that, the pipeline between cooling jacket and cup-like containers is provided with backwater stop valve.
3. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 1, it is characterized in that, U-shaped return pipe is " U " font, and its peak is higher than the upper edge of cooling jacket.
4. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 3, it is characterized in that, the size range that U-shaped return pipe exceeds cooling jacket is 80-150mm.
5. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 3, it is characterized in that, cup-like containers is open containers, its position is arranged on the place that operator can observe directly, and leave gap with U-shaped return pipe import, cup-like containers lower end is connected to cistern by pipeline.
6. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 1, it is characterized in that, be provided with filling pipe above cistern, the moisturizing of filling pipe and the backwater of U-shaped return pipe flow in cistern jointly.
7. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 1, it is characterized in that, water inlet pipe is arranged water circulating pump and water inlet stop valve, cooling water is flowed in cooling jacket again by water circulating pump, water inlet pipe.
8. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 1, it is characterized in that, cooling jacket consists of Flange joint upper water sleeve setting up and down and lower water jacket, and upper water sleeve is connected by tube connector with delivery port with the water inlet of the corresponding one end of lower water jacket.
9. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 8, it is characterized in that, the water jacket samdwich width dimensions scope of cooling jacket is 20-200mm.
10. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 8, it is characterized in that, the flange III of upper water sleeve one end corresponding with lower water jacket and flange IV are by being fastenedly connected with supporting the use bolt, nut and pad.
11. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 8, it is characterized in that, the water jacket samdwich structure that upper water sleeve sidewall is outer steel plate I, interior steel plate I is formed, outer steel plate I, interior steel plate I, the flange I being positioned at upper water sleeve top and the flange III be positioned at bottom upper water sleeve form the cooling water cavity of upper water sleeve jointly, are connected with recirculated cooling water inside cooling water cavity.
12., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 11, is characterized in that, interior steel plate I outer wall is evenly provided with fin I, and fin I is parallel with blanking direction, equidistantly arrange.
13., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 11, is characterized in that, upper water sleeve top is welded and fixed by the steel plate of furnace hearth of flange I with can-type calcine furnace.
14., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 11, is characterized in that, upper water sleeve top is provided with flange II below flange I, is connected between flange I with flange II by floor.
15., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 11, is characterized in that, be provided with two water inlets, a delivery port outside upper water sleeve, water inlet is positioned at the bottom of upper water sleeve, and delivery port is positioned at the top of upper water sleeve.
16. according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 8, it is characterized in that, the water jacket samdwich structure that lower water jacket sidewall is outer steel plate II, interior steel plate II is formed, the cooling water cavity of outer steel plate II, interior steel plate II, the flange IV being positioned at lower water jacket top and the common composition lower water jacket of flange VI that is positioned at lower water jacket bottom, is connected with recirculated cooling water inside cooling water cavity.
17., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 16, is characterized in that, interior steel plate II outer wall is evenly provided with fin II, and fin II is parallel with blanking direction, equidistantly arrange.
18., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 16, is characterized in that, lower water jacket is connected with Material disintegrator by the flange V bottom it.
19., according to the U-shaped the circulation cooling water system of open pattern of can-type calcine furnace according to claim 16, is characterized in that, be provided with a water inlet, two delivery ports outside lower water jacket, water inlet is positioned at the bottom of lower water jacket, and delivery port is positioned at the top of lower water jacket.
20. 1 kinds of U-shaped open type circulating cooling methods of can-type calcine furnace according to claim 1, it is characterized in that, in can-type calcine furnace calcined petroleum coke process, petroleum coke is added in can-type calcine furnace continuously by feeding device, through calcining, cooled by cooling jacket again, Material disintegrator particle, finally by jigging conveyer, material is discharged; In can-type calcine furnace running, cooling water enters the interlayer of cooling jacket from water inlet pipe, and the hot water through heat exchange then escapes and enter cistern from U-shaped return pipe, thus completes whole cyclic process.
21. according to the U-shaped open type circulating cooling method of can-type calcine furnace according to claim 20, it is characterized in that, during normal production, recirculated cooling water enters from the water inlet of lower water jacket, walk around fin II, enter upper water sleeve by tube connector, then through a series of heat transfer process, flow out from upper water sleeve delivery port.
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CN107345768A (en) * 2016-05-06 2017-11-14 沈阳铝镁设计研究院有限公司 A kind of burnt cooling of pot type burner high-temperature calcination and afterheat utilizing system and application method
CN107881348A (en) * 2017-11-30 2018-04-06 宝鸡市金盛源钛业有限公司 The crystallization cooling device of vacuum consumable electrode arc furnace
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CN113528772A (en) * 2021-08-23 2021-10-22 东莞市鑫迪机械设备有限公司 Cooling water jacket for rapid cooling quenching furnace and processing method thereof

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