CN208532888U - A kind of high temperature pellet cooling device - Google Patents

A kind of high temperature pellet cooling device Download PDF

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Publication number
CN208532888U
CN208532888U CN201820847963.9U CN201820847963U CN208532888U CN 208532888 U CN208532888 U CN 208532888U CN 201820847963 U CN201820847963 U CN 201820847963U CN 208532888 U CN208532888 U CN 208532888U
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heat
high temperature
cooling device
exchanging tube
zone
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CN201820847963.9U
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Chinese (zh)
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杨成
陈长景
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East Jiangsu Nine Heavy Industry Ltd Cos
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East Jiangsu Nine Heavy Industry Ltd Cos
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Abstract

The utility model discloses a kind of high temperature pellet cooling devices.After pelletizing to be cooled feed inlet set by the airtight cavity upper end enters airtight cavity, land under the effect of gravity, and in descent, heat exchange successively occurs with the cooling medium air in each heat-exchanging tube bundle for transversely being arranged from top to bottom in airtight cavity, the temperature of pelletizing to be cooled is promoted to be cooled to 150 DEG C hereinafter, the finally discharge of the discharge port set by the airtight cavity lower end;The cooling medium air that each heat-exchanging tube bundle high temperature side is exported after converging by pipeline, introduces pelletizing production kiln, uses for pelletizing production.It can thus be appreciated that: the utility model is without loss of leaking out, and heat is all of pressure is reliable, reduces the power of cooling wind.

Description

A kind of high temperature pellet cooling device
Technical field
The utility model relates to a kind of high temperature pellet cooling devices, relate generally to waste heat boiler or heat exchanger heat transfer technology neck Domain.
Background technique
In real pelletizing production, it is cold to the progress of high temperature pelletizing that the pelletizing bed of material is routinely directed through come air using ring cold machine But, dry to adapt to strong wind in order to provide a large amount of hot winds, it needs separately to set hot-air stove, insufficient air is heated, be sent to Low temperature drying section, 1000 DEG C of -350 DEG C of hot winds of general 1-3 section introduce preceding working procedures and carry out using and 4 sections of 100 DEG C of exhaust gas pass through ring The smoke stack emission of cold, is bound to cause energy waste in this way, is limited by existing ring cold machine sealing technique, existing ring cold machine leaks out Coefficient all 10% or more, causes fan delivery to increase, and power of fan is caused to increase, and controls between circular cooler trolley and fan housing In pressurized operation, dusty gas leaks out system, deteriorates ring cold machine surrounding working environment, leads to environmentally friendly increased costs;Due to ring The bed of material of cold is in 70mm or more and the bed of material is unevenly distributed, and the resistance for causing cooling wind to penetrate the bed of material is big, leads to fan operation function Rate is big and unstable, and ring cold machine unstability in the process of running keeps each section of wind-warm syndrome unstable, is unfavorable for the abundant of each section of wind It is recycled.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of high temperature pellet cooling device, it is by high temperature pelletizing Grain it is small can top feeding inlet enter cooling device, pelletizing particle streams heat exchanger tube under gravity in cooling device Beam transfers heat to heat-exchanging tube bundle by way of heat transfer, declines high temperature pelletizing temperature, cooling medium air is in pipe Flowing, heat-exchanging tube bundle are transferred heat to air by way of convection current, increase air themperature.
To realize above-mentioned technical purpose, the utility model will take the following technical solution:
The purpose of the utility model is to provide a kind of high temperature pellet cooling device, including airtight cavity, airtight cavity it is upper End has feed inlet, and lower end has discharge port;There is heat transfer zone between the feed inlet and discharge port of seal cavity;Heat transfer zone includes Several beam lateral arrangements are in the intracorporal heat-exchanging tube bundle of closed chamber;The cooling medium flowed through in each heat-exchanging tube bundle is air.
As a further improvement of the utility model, between two adjacent beam heat-exchanging tube bundles, there is disturbance device;The disturbance Device includes power-driven mechanism and the disturbance roller with the power output axis connection of power-driven mechanism;Roller is disturbed to drive in power Under the driving of motivation structure, make rotating motion.
Each heat-exchanging tube bundle arranged direction of heat transfer zone is interlocked as a further improvement of the utility model,.
Airtight cavity includes that fin panel casing wall and suspension are mounted on film as a further improvement of the utility model, The intracorporal interior side body of formula water-cooled wall;The upper end of interior side body is feed zone, and centre is heat transfer zone, and lower end is discharge zone;Into Material mouth is set to feed zone, and discharge port is set to discharge zone.
The tapered setting of feed inlet, discharge port as a further improvement of the utility model,.
The heat transfer zone is fitted with several ash removal equipment for flapping as a further improvement of the utility model,;Each vibration Beat deashing device pedestal be fixedly mounted on fin panel casing wall, and the vibrating rod of ash removal equipment for flapping then with heat transfer zone pair The outer wall of the interior side body at position is answered to connect.
According to above-mentioned technical solution, compared with the existing technology, the utility model is had the advantage that
(1) air operation in closed system (heat-exchanging tube bundle), without loss of leaking out, heat is all of pressure is reliable, drop The power of low cooling wind;
(2) cooling medium is not contacted with high temperature pelletizing, is run in closed system, pollution-free to surrounding enviroment;
(3) high temperature pelletizing is cooled to 150 DEG C from 1200 DEG C and carries out in airtight cavity, and cooling medium air is raised to from room temperature 1000 DEG C or so, heat free of losses, and air themperature flexibly changes.
(4) each section of air quantity independent assortment is conducive to produce needs.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of high temperature pellet cooling device described in the utility model;
Fig. 2 is the structural schematic diagram in another direction of high temperature pellet cooling device described in the utility model;
In figure: 11- fin panel casing wall;Side body in 12-;21- feed inlet;The heat transfer zone 22-;23- discharge port;3- is disturbed Dynamic device;4- drum;5- dedusting and flapping device;51- vibrating rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.Unless In addition it illustrates, component and the positioned opposite of step, expression formula and the unlimited system of numerical value otherwise illustrated in these embodiments The scope of the utility model.Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not It is to be drawn according to actual proportionate relationship.It is possible for technology known to person of ordinary skill in the relevant, method and apparatus It is not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing part of specification. In shown here and discussion all examples, any occurrence should be construed as merely illustratively, not as limit System.Therefore, the other examples of exemplary embodiment can have different values.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation).
As depicted in figs. 1 and 2, high temperature pellet cooling device described in the utility model, including airtight cavity, airtight cavity Upper end have feed inlet, lower end have discharge port;There is heat transfer zone between the feed inlet and discharge port of seal cavity;Heat transfer zone Including several beam lateral arrangements in the intracorporal heat-exchanging tube bundle of closed chamber;The cooling medium flowed through in each heat-exchanging tube bundle is air.By Known to this: heat exchange cooling medium air is not directly contacted with pelletizing particle, and high temperature pelletizing particle will be warm by the method for heat transfer Amount passes to heat-exchanging tube bundle, and heat-exchanging tube bundle transfers heat to the air flowed in pipe by way of convection current.In addition, this is practical It is novel can also be energy saving by the heat recovery and utilization of high temperature pelletizing.
As a further improvement of the utility model, between two adjacent beam heat-exchanging tube bundles, there is disturbance device;The disturbance Device includes power-driven mechanism and the disturbance roller with the power output axis connection of power-driven mechanism;Roller is disturbed to drive in power Under the driving of motivation structure, make rotating motion.The centrifugal force that roller rotation generates is disturbed, it can be by pelletizing respectively to dispersion.In addition, in this way Arrangement, it is known that: pelletizing to be cooled is every after the cooling of a branch of heat-exchanging tube bundle in airtight cavity when downlink, It is required to a branch of heat-exchanging tube bundle to cool under by the centrifugation disturbance dispersion for disturbing roller.
Each heat-exchanging tube bundle arranged direction of heat transfer zone is interlocked as a further improvement of the utility model,.
Airtight cavity includes that fin panel casing wall and suspension are mounted on film as a further improvement of the utility model, The intracorporal interior side body of formula water-cooled wall;The upper end of interior side body is feed zone, and centre is heat transfer zone, and lower end is discharge zone;Into Material mouth is set to feed zone, and discharge port is set to discharge zone.
The tapered setting of feed inlet, discharge port as a further improvement of the utility model,.
The heat transfer zone is fitted with several ash removal equipment for flapping as a further improvement of the utility model,;Each vibration Beat deashing device pedestal be fixedly mounted on fin panel casing wall, and the vibrating rod of ash removal equipment for flapping then with heat transfer zone pair The outer wall of the interior side body at position is answered to connect.
Based on above-mentioned high temperature pellet cooling device, the utility model can have following high temperature pelletizing cooling means:
High temperature pelletizing particle, by squeezing and fixing screening, will be greater than entering after 50mm bulk is sifted out after kiln tail discharge Cooling device airtight cavity, in cooling device cavity, pelletizing particle streams heat-exchanging tube bundle diffusion, and pelletizing particle passes through heat transfer Method transfer heat to steel pipe, and cooling medium air and pelletizing are not directly contacted with, and air flows in the pipe of solid matter, steel Pipe transfers heat to air by way of convection current, so that high temperature pelletizing temperature be made to be cooled to 150 DEG C or less discharges.

Claims (6)

1. a kind of high temperature pellet cooling device, which is characterized in that including airtight cavity, the upper end of airtight cavity has feed inlet, Lower end has discharge port;There is heat transfer zone between the feed inlet and discharge port of seal cavity;Heat transfer zone includes several beam transverse direction cloth It is placed in the intracorporal heat-exchanging tube bundle of closed chamber;The cooling medium flowed through in each heat-exchanging tube bundle is air.
2. high temperature pellet cooling device according to claim 1, which is characterized in that between two adjacent beam heat-exchanging tube bundles, With disturbance device;The disturbance device includes power-driven mechanism and disturbs with the power output axis connection of power-driven mechanism Dynamic roller;Roller is disturbed under the driving of power-driven mechanism, is made rotating motion.
3. high temperature pellet cooling device according to claim 2, which is characterized in that each heat-exchanging tube bundle arrangement side of heat transfer zone To staggeredly.
4. high temperature pellet cooling device according to claim 1, which is characterized in that airtight cavity includes fin panel casing wall Body and suspension are mounted on the intracorporal interior side body of fin panel casing wall;The upper end of interior side body is feed zone, and centre is heat exchange Area, lower end are discharge zone;Feed inlet is set to feed zone, and discharge port is set to discharge zone.
5. high temperature pellet cooling device according to claim 3, which is characterized in that feed inlet, discharge port are tapered to be set It sets.
6. high temperature pellet cooling device according to claim 3, which is characterized in that the heat transfer zone is fitted with several rappings Deashing device;The pedestal of each ash removal equipment for flapping is fixedly mounted on fin panel casing wall, and ash removal equipment for flapping Vibrating rod is then connect with the outer wall of the interior side body of heat transfer zone corresponding position.
CN201820847963.9U 2018-05-31 2018-05-31 A kind of high temperature pellet cooling device Active CN208532888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820847963.9U CN208532888U (en) 2018-05-31 2018-05-31 A kind of high temperature pellet cooling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820847963.9U CN208532888U (en) 2018-05-31 2018-05-31 A kind of high temperature pellet cooling device

Publications (1)

Publication Number Publication Date
CN208532888U true CN208532888U (en) 2019-02-22

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108866327A (en) * 2018-05-31 2018-11-23 江苏东九重工股份有限公司 A kind of high temperature pelletizing cooling means and its device
CN110295283A (en) * 2019-07-12 2019-10-01 中冶长天国际工程有限责任公司 It is a kind of to freeze the system and method for solidifying sinter mixture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108866327A (en) * 2018-05-31 2018-11-23 江苏东九重工股份有限公司 A kind of high temperature pelletizing cooling means and its device
CN110295283A (en) * 2019-07-12 2019-10-01 中冶长天国际工程有限责任公司 It is a kind of to freeze the system and method for solidifying sinter mixture

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