CN209399779U - A kind of cooling device for calcined kaolin calcination of chamotte - Google Patents
A kind of cooling device for calcined kaolin calcination of chamotte Download PDFInfo
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- CN209399779U CN209399779U CN201822154065.8U CN201822154065U CN209399779U CN 209399779 U CN209399779 U CN 209399779U CN 201822154065 U CN201822154065 U CN 201822154065U CN 209399779 U CN209399779 U CN 209399779U
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- cooling
- calcined kaolin
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Abstract
The utility model discloses a kind of cooling devices for calcined kaolin clinker, air cooler including being mounted on rotary kiln discharge end, air cooler includes braced frame, fixed cooling chamber on the support frame, the feed space above cooling chamber, is located at below cooling chamber the hopper that discharges, cooling chamber includes upper lower face plate, cooling conveying pipeline, air inlet and outlet, several air-duct clapboards equipped with wind passage mouth, interlaced arrangement above and below interconnected wind passage mouth；Feed space is the sphenoid structure surrounded by the braced frame of upper face plate and upper part, and sphenoid structure is equipped with feed inlet；Air outlet is located at the top of cooling chamber, and air inlet is located at the lower part of cooling chamber；Cooling conveying pipeline extends to lower face plate from upper face plate, and feed space is connected to discharging hopper.The utility model improves hot service efficiency while can be effectively reduced temperature of charge, reduce fuel consumption, reduce cost.
Description
Technical field
The utility model belongs to kaolin production technical field, is related to a kind of kaolin calcined ancillary equipment, especially relates to
And a kind of cooling device for calcined kaolin calcination of chamotte.
Background technique
China possesses kaolin resource abundant, the primary raw material gangue of calcined kaolin, as the attached of coal mining
Belong to product, be constantly in discarded state for a long time, results in waste of resources and environmental pollution.Calcined kaolin technology utilizes coal
Spoil removes coal measures impurity as primary raw material, by calcining, and obtaining a kind of main component is Al2O3And SiO2Compound.It forges
Burning kaolin has many advantages, such as that whiteness height, good crystalline, bulk density is small, porosity is big, strong covering power, is widely used in being mainly used for making pottery
The industries such as porcelain, papermaking, rubber, coating, plastics, paint, cable, petrochemical industry, medicine are as raw material or filler.Currently, for calcining
Kaolinic equipment mainly has fixed bed (down-draft kiln, tunnel oven, pushed bat kiln and shuttle kiln) and semifixed bed, and (vertical furnace returns
Rotary kiln) kiln.In calcination process, material and thermal current contact area are small, and heat transfer efficiency is low, and calcining heat consumption is big.For meet ceramics,
The requirement of the industries such as papermaking, coating, existing calcined kaolin products are mainly pursued whiteness index, are mostly forged at 1000~1100 DEG C
It burns.Calcined kaolin drop temperature is up to 700~800 DEG C.The equipment that material can efficiently be cooled down therefore, it is necessary to one,
Material is rapidly cooled.
Summary of the invention
It is high in order to solve calcined kaolin drop temperature in the prior art, it is badly in need of carrying out efficiently cooling problem, this is practical
Novel to disclose a kind of cooling device for calcined kaolin clinker, heat is improved while can be effectively reduced temperature of charge to be made
With efficiency, fuel consumption is reduced, cost is reduced.
The technical solution of the utility model is achieved in that
The utility model discloses a kind of cooling devices for calcined kaolin clinker, including are mounted on rotary kiln discharging
The air cooler at end, the air cooler include braced frame, fixed cooling chamber on the support frame, above cooling chamber into
Material room, the discharging hopper for being used to collect material after cooling below cooling chamber, the cooling chamber includes upper face plate, lower flower
Plate cools down conveying pipeline, air inlet and outlet, several air-duct clapboards equipped with wind passage mouth, the wind passage mouth being interconnected in cooling chamber
Upper and lower interlaced arrangement；The feed space is the sphenoid structure surrounded by the braced frame of upper face plate and upper part, the wedge shape
The side wall of body structure is by the rectangle of forward and backward side wall, and with the trapezoidal composition of left and right side walls, the area of the rear wall is small
In the area of front side wall, it is equipped with feed inlet on the rear front side wall, and is not less than close to the height of feed inlet one end upper face plate
The height of opposite side (rear wall junction) guarantees that material is uniformly filled in entire feed space in flow process；The air outlet position
In the top of cooling chamber, the air inlet is located at the lower part of cooling chamber；The cooling conveying pipeline extends to lower face plate from upper face plate,
Feed space is connected to discharging hopper.Preferably, the braced frame is welded by H profile steel, and guarantee has enough rigidity
Support the weight of total.
Wherein, cooling chamber is the core of air cooler, and main function is the heat friendship for completing calcined kaolin and cold air
It changes.Several air-duct clapboards, interlaced arrangement above and below air-duct clapboard, when cold wind enters cooling chamber (wind are respectively provided in cooling chamber (air compartment)
Room) after stopped by air-duct clapboard, wind direction changes, enter at next air-duct clapboard, after reaching next air-duct clapboard, then
It is primary to change wind direction, at third air-duct clapboard, loop back and forth like this until completing heat exchange enters air inlet.
The cooling chamber is divided at least two mutual disconnected wind by air compartment baffle as a preferred implementation manner,
Room, each air compartment is interior to be equipped with several air-duct clapboards equipped with wind passage mouth, at least one air inlet, at least one air outlet；It is described
Air compartment baffle and air-duct clapboard are fixed between upper face plate and lower face plate, and the wind passage mouth being interconnected in same air compartment interlocks up and down
Arrangement.Further, the cooling chamber is separated into the first air compartment and the second air compartment by an air compartment baffle, the air compartment baffle
Cross section is L-shaped, and each air compartment is equipped with an air outlet and an air inlet, and it is cold that two air compartments respectively have Fans work to carry out
Wind circulation, improves heat exchanger effectiveness；Wherein, air inlet is communicated with atmosphere, and air outlet is connected with air inlet.
Further, volume of the volume of first air compartment less than the second air compartment, it is preferable that in first air compartment
If setting that there are four air-duct clapboards in second air compartment there are two air-duct clapboard.
The length of the air-duct clapboard is the 1/2 ~ 2/3 of air compartment baffle length as a preferred implementation manner,.
The cooling conveying pipeline is the pipeline with fin as a preferred implementation manner, for increasing heat exchange area,
Further increase the cooling effect of calcined kaolin.
The air outlet is connected to by blower with burner and hot-blast stove as a preferred implementation manner,.
Further, the cooling chamber is separated into two air compartments by an air compartment baffle, and each air compartment is respectively provided on several
The air-duct clapboard of lower interlaced arrangement, is stopped after cold wind enters air compartment by air-duct clapboard, and wind direction changes, and enters next
At air-duct clapboard, after reaching next air-duct clapboard, change wind direction again, at third air-duct clapboard, so recycles past
It is multiple to enter air inlet up to completing heat exchange.Two air compartments are respectively worked using a Fans and carry out cold wind circulation, are improved
Heat exchanger effectiveness.Under the action of blower, cold air is entered by air inlet, and heat exchange is completed in cooling chamber, through discharge pipe into
Enter air inlet, then rotary kiln burner and hot-blast stove are entered by the outlet of blower, participates in burning as combustion air.
Cooling conveying pipeline is made of thick-walled seamless steel pipes, it is ensured that service life；Cooling conveying pipeline and upper lower face plate
Welding, connection feed space and discharging hopper.High-temperature material enters feed space, under the action of the forces of the wind, high temperature substrate by feed inlet
Material enters inside cooling conveying pipeline, completes heat exchange during through cooling chamber, reaches cooling material and heat cold wind
Purpose.
The utility model utilizes material preheating heating air, heat using the cooling clinker of kaolin calcined of air cooler
Air participates in the burning in burner and hot-blast stove.The utility model improves raising heat exchange while temperature of charge is effectively reduced
Efficiency reduces thermal loss and heat dissipation, keeps combustion process more stable, guarantees burning quality, energy consumption is reduced, in practical life
It can be promoted and applied in production.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of the utility model embodiment.
Fig. 2 is the right view of the utility model embodiment.
Fig. 3 is the top view for the equipment arrangement that the utility model embodiment is connect with burner.
Fig. 4 is the partial enlarged view of cooling conveying pipeline in the utility model embodiment.
Fig. 5 is the structural schematic diagram of cooling chamber in the utility model embodiment.
Fig. 6 is the schematic diagram of internal structure of cooling chamber in the utility model embodiment.
In figure: 1, air cooler；2, braced frame；3, cooling chamber；4, feed space；5, discharge hopper；8, primary air fan；9,
Secondary air fan；10, burner；11, hot-blast stove；31, upper face plate；32, lower face plate；33, cooling conveying pipeline；34, air-duct clapboard；
35, air compartment baffle；36, air inlet；37, air outlet；41, feed inlet；341, wind passage mouth；351, the first air compartment；352, the second wind
Room.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
The cooling device for calcined kaolin clinker as shown in figures 1 to 6, the wind including being mounted on rotary kiln discharge end
Cooler 1, the air cooler include braced frame 2, the cooling chamber being fixed in braced frame 23, above cooling chamber 3 into
Material room 4, below cooling chamber 3 for collecting the discharging hopper 5 of material after cooling, the cooling chamber 3 include upper face plate 31,
Lower face plate 32, cooling conveying pipeline 33, the air compartment baffle 35, two of air-duct clapboard 34, one air inlet 36 equipped with wind passage mouth 341,
Two air outlets 37, about 341 interlaced arrangement of wind passage mouth being interconnected in cooling chamber 3, two air outlets 37 are respectively by one
Secondary blower 8 and secondary air fan 9 are connected to burner 10 and hot-blast stove 11；The feed space 4 is by upper face plate 31 and upper part
The sphenoid structure that braced frame 2 surrounds, the side wall of the sphenoid structure are by the rectangle of forward and backward side wall, with left and right side
The trapezoidal composition of wall, the area of the rear wall is less than the area of front side wall, it is equipped with feed inlet 41 on the rear front side wall,
And it is not less than the height of opposite side (rear wall junction) upper face plate 31 close to the height of 41 one end upper face plate 31 of feed inlet, guarantee object
Material is uniformly filled in entire feed space 4 in flow process；The air outlet 37 is located at the top of cooling chamber 3, the air inlet 36
Positioned at the lower part of cooling chamber 3；The cooling conveying pipeline 33 extends to lower face plate 32 from upper face plate 31, and feed space 4 and discharging are expected
5 connection of bucket.The braced frame 2 is welded by H profile steel, guarantees the weight for having enough rigid support totals；Institute
Stating cooling conveying pipeline 33 is the pipeline with fin, for increasing heat exchange area, further increases the cooling effect of calcined kaolin
Fruit.
The cooling chamber 3 is divided into two mutual disconnected air compartments, respectively the first air compartment 351 by an air compartment baffle 35
With the second air compartment 352, the volume of first air compartment 351 less than the second air compartment 352 volume, in first air compartment 351
If being set in second air compartment 352 there are four air-duct clapboard 34 there are two air-duct clapboard 34, the air compartment baffle 35 it is transversal
Face is L-shaped, and an air outlet 37 and an air inlet 36, the air compartment baffle 35 and air-duct clapboard 34 are also respectively set in each air compartment
It is fixed between upper face plate 31 and lower face plate 32, about 341 interlaced arrangement of wind passage mouth being interconnected in same air compartment, two wind
Room respectively has Fans work to carry out cold wind circulation, improves heat exchanger effectiveness；Wherein, air inlet is communicated with atmosphere, air outlet
It is connected by blower and burner 10 and hot-blast stove 11.
Stopped after cold wind enters first (two) air compartment by air-duct clapboard 34, wind direction changes, and enters next wind
At road partition, after reaching next air-duct clapboard, change wind direction again, at third air-duct clapboard, loops back and forth like this
Until completing heat exchange enters air inlet 36.Two air compartments are respectively worked using a Fans and carry out cold wind circulation, are improved
Heat exchanger effectiveness.Under the action of blower, cold air is entered by air inlet, and heat exchange is completed in cooling chamber, through discharge pipe into
Enter air inlet, then rotary kiln burner and hot-blast stove are entered by the outlet of blower, participates in burning as combustion air.
Wherein, cooling chamber is the core of air cooler, and main function is the heat friendship for completing calcined kaolin and cold air
It changes.Several air-duct clapboards 34 are respectively provided in cooling chamber (air compartment), the wind passage mouth being interconnected in cooling chamber (air compartment) interlocks up and down
Arrangement, stopped after cold wind enters cooling chamber (air compartment) by air-duct clapboard 34, wind direction changes, enter next air duct every
At plate 34, after reaching next air-duct clapboard 34, change wind direction again, at third air-duct clapboard 34, so recycles past
It is multiple to enter air inlet up to completing heat exchange.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of cooling device for calcined kaolin calcination of chamotte, the air cooler including being mounted on rotary kiln discharge end,
Be characterized in that: the air cooler includes braced frame, fixed cooling chamber on the support frame, the charging above cooling chamber
Room, the discharging hopper below cooling chamber, the cooling chamber include upper face plate, lower face plate, cooling conveying pipeline, air inlet, go out
Air port, several air-duct clapboards equipped with wind passage mouth, the wind passage mouth being interconnected in cooling chamber interlaced arrangement up and down；The feed space
For the sphenoid structure surrounded by the braced frame of upper face plate and upper part, the side wall of the sphenoid structure is by forward and backward side
The rectangle of wall, with the trapezoidal composition of left and right side walls, the area of the rear wall is less than the area of front side wall, before described
Side wall is equipped with feed inlet, and is not less than the height of opposite side close to the height of feed inlet one end upper face plate；The air outlet is located at
The top of cooling chamber, the air inlet are located at the lower part of cooling chamber；The cooling conveying pipeline extends to lower face plate from upper face plate, will
Feed space is connected to discharging hopper.
2. as described in claim 1 be used for calcined kaolin calcination of chamotte cooling device, it is characterised in that: the cooling chamber by
Air compartment baffle is divided at least two mutual disconnected air compartments, be equipped in each air compartment several air-duct clapboards equipped with wind passage mouth,
At least one air inlet, at least one air outlet；The air compartment baffle and air-duct clapboard are fixed between upper face plate and lower face plate,
Interlaced arrangement above and below the wind passage mouth being interconnected in same air compartment.
3. as claimed in claim 2 be used for calcined kaolin calcination of chamotte cooling device, it is characterised in that: the cooling chamber by
One air compartment baffle is separated into the first air compartment and the second air compartment, and the cross section of the air compartment baffle is L-shaped, in the first air compartment and
An air outlet and an air inlet are respectively provided in two air compartments.
4. being used for the cooling device of calcined kaolin calcination of chamotte as claimed in claim 3, it is characterised in that: first air compartment
Volume less than the second air compartment volume.
5. being used for the cooling device of calcined kaolin calcination of chamotte as claimed in claim 4, it is characterised in that: in first wind
Interior is set there are two air-duct clapboard, sets that there are four air-duct clapboards in second air compartment.
6. being used for the cooling device of calcined kaolin calcination of chamotte as described in claim 1, it is characterised in that: the cooling conveying
Pipe is the pipeline with fin.
7. being used for the cooling device of calcined kaolin calcination of chamotte as described in claim 1, it is characterised in that: the braced frame
It is to be welded by H profile steel.
8. being used for the cooling device of calcined kaolin calcination of chamotte as described in any in claim 1 ~ 7, it is characterised in that: described
Air outlet is connected to by blower with burner and hot-blast stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822154065.8U CN209399779U (en) | 2018-12-21 | 2018-12-21 | A kind of cooling device for calcined kaolin calcination of chamotte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822154065.8U CN209399779U (en) | 2018-12-21 | 2018-12-21 | A kind of cooling device for calcined kaolin calcination of chamotte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209399779U true CN209399779U (en) | 2019-09-17 |
Family
ID=67895577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822154065.8U Active CN209399779U (en) | 2018-12-21 | 2018-12-21 | A kind of cooling device for calcined kaolin calcination of chamotte |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209399779U (en) |
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2018
- 2018-12-21 CN CN201822154065.8U patent/CN209399779U/en active Active
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