CN208779958U - Plane formula rotary kiln pre- thermal decomposer outside multistage material kiln - Google Patents
Plane formula rotary kiln pre- thermal decomposer outside multistage material kiln Download PDFInfo
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- CN208779958U CN208779958U CN201821219079.7U CN201821219079U CN208779958U CN 208779958 U CN208779958 U CN 208779958U CN 201821219079 U CN201821219079 U CN 201821219079U CN 208779958 U CN208779958 U CN 208779958U
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- Prior art keywords
- cyclone separator
- hot cyclone
- induced duct
- gas outlet
- rotary kiln
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- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000000926 separation method Methods 0.000 claims description 17
- 238000005979 thermal decomposition reaction Methods 0.000 claims 3
- 238000001354 calcination Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 33
- 238000011084 recovery Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 239000004568 cement Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 230000001939 inductive effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 3
- 238000005272 metallurgy Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 235000014380 magnesium carbonate Nutrition 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000011580 syndromic disease Diseases 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Abstract
The utility model relates to a kind of plane formula rotary kiln pre- thermal decomposers outside multistage material kiln, including rotary kiln, the feed end of rotary kiln is connected to the air inlet on pre- one top of hot cyclone separator by induced duct one, and the discharge port of pre- one bottom of hot cyclone separator is connected to the feed end of rotary kiln by feeder pipe one.The side of pre- hot cyclone separator one is provided with pre- hot cyclone separator two, the discharge port of pre- two bottom of hot cyclone separator is connected to induced duct one by feeder pipe two, and the air inlet on pre- two top of hot cyclone separator is connected to the gas outlet at pre- one top of hot cyclone separator by induced duct two.Blanking pump one is provided on feeder pipe two, the gas outlet at pre- two top of hot cyclone separator is connected to deduster by dedusting induced duct, is provided with spout on the induced duct on the pre- hot cyclone separator of least significant end.The utility model improves calcination efficiency, has saved the energy, reduces material and heat waste, greatly reduces installation cost.
Description
Technical field
It is the utility model relates to a kind of plane formula rotary kiln pre- thermal decomposer outside multistage material kiln, in particular to a kind of
The raw materials such as the manufacturing device of magnesia, including magnesium hydroxide, magnesite powder, hydromagnesite miberal powder, magnesium carbonate, utilize the present apparatus
Calcining production magnesium oxide product.
Background technique
Rotary kiln refers to rotary calcining kiln, belongs to building equipment class.Rotary kiln by processing material difference can be divided into cement kiln,
Chemical metallurgy kiln and limekiln.Cement kiln is mainly used for calcination of cement clinker, divides dry production cement kiln and wet production cement
Kiln two major classes.Chemical metallurgy kiln is then mainly used for the poor iron ore magnetic roasting of metallurgy industry steel plant；Chromium, josephinite oxidizing roasting；
Refractory factory roasts high-aluminium vanadine mine and aluminium manufacturer roasts clinker, aluminium hydroxide；Chemical plant roasts the classes such as chrome ore and chromite ore fine
Mineral.Limekiln (i.e. active lime kiln) is used to roast the active lime and light dolomite of steel plant, ferroalloy works.
When being calcined using this external-burning rotary kiln, need to draw the gas containing dust in kiln by blower
It walks, and emptying is dusted by deduster.But this temperature of flue gas in kiln is high up to 800 DEG C or so, cannot directly into
Enter sack cleaner filtering emptying.In order to reduce temperature, a large amount of cold wind forced coolings are incorporated generally by air register, this
Sample can result in mass energy and be lost waste and increase very big deduster area, and filtering cost is very high.
The mode for stacking the pre- hot cyclone separator of multiple groups upwards can be taken, heat is recycled, but it is such
Mode, the height of integral device can be up to more than ten meters it is even higher, installation cost is very high, and entry level is excessively high, cause into
It is difficult to expect.
Utility model content
According to the above-mentioned deficiencies in the prior art, being solved technical problem to be solved by the utility model is: providing one kind
Drawbacks described above, by the multistage pre- thermal decomposer of setting, reduce material and heat waste, and greatly reduce installation cost
Plane formula rotary kiln pre- thermal decomposer outside multistage material kiln.
The technical scheme adopted by the utility model to solve the technical problem is as follows: plane formula rotary kiln is with outside multistage material kiln
Pre- thermal decomposer includes rotary kiln, and the feed end of rotary kiln is connected to pre- one top of hot cyclone separator by induced duct one
Air inlet, the discharge port of pre- one bottom of hot cyclone separator are connected to the feed end of rotary kiln by feeder pipe one, preheat whirlwind
The side of separator one is provided with pre- hot cyclone separator two, and the discharge port of pre- two bottom of hot cyclone separator passes through feeder pipe two
It is connected to induced duct one, the air inlet on pre- two top of hot cyclone separator is connected to pre- hot cyclone separator one by induced duct two
The gas outlet at top, blanking pump one is provided on feeder pipe two, and the gas outlet at pre- two top of hot cyclone separator is drawn by dedusting
Air hose is connected to deduster, is provided with spout on the induced duct on the pre- hot cyclone separator of least significant end, deduster is connected to
Air-introduced machine.
The spout is connected to feed bin by feed pipe, and bin bottom is provided with discharger, and discharger passes through threeway
Pipeline is respectively connected to feed pipe and charging roots blower.It is preferred that feeding is carried out in such a way that charging roots blower wind is sent,
Elevator can be used and carry out feeding.Discharger preferably uses Star-like unloader.
Preheating whirlwind point is additionally provided between the gas outlet and dedusting induced duct at two top of pre- hot cyclone separator
From device three, pre- hot cyclone separator three is located at the side of pre- hot cyclone separator two, the discharging of pre- three bottom of hot cyclone separator
Mouth is connected to induced duct two by feeder pipe three, and the air inlet on pre- three top of hot cyclone separator is connected to pre- by induced duct three
The gas outlet at two top of hot cyclone separator, feeder pipe three are equipped with blanking pump two, the outlet at pre- three top of hot cyclone separator
Mouth is connected to deduster by dedusting induced duct.Using three-level heat recovery and utilization structure, benefit is recycled to heat further progress
With.
Preheating whirlwind point is additionally provided between the gas outlet and dedusting induced duct at three top of pre- hot cyclone separator
From device four, pre- hot cyclone separator four is located at the side of pre- hot cyclone separator three, the discharging of pre- four bottom of hot cyclone separator
Mouth is connected to induced duct three by feeder pipe four, and the air inlet on pre- four top of hot cyclone separator is connected to pre- by induced duct four
The gas outlet at three top of hot cyclone separator, feeder pipe four are equipped with blanking pump three, the outlet at pre- four top of hot cyclone separator
Mouth is connected to deduster by dedusting induced duct.Using level Four heat recovery and utilization structure, benefit is recycled to heat further progress
With.
Preheating whirlwind point is additionally provided between the gas outlet and dedusting induced duct at four top of pre- hot cyclone separator
From device five, pre- hot cyclone separator five is located at the side of pre- hot cyclone separator four, the discharging of pre- five bottom of hot cyclone separator
Mouth is connected to induced duct four by feeder pipe five, and the air inlet on pre- five top of hot cyclone separator is connected to pre- by induced duct five
The gas outlet at four top of hot cyclone separator, feeder pipe five are equipped with blanking pump four, the outlet at pre- five top of hot cyclone separator
Mouth is connected to deduster by dedusting induced duct.Using Pyatyi heat recovery and utilization structure, benefit is recycled to heat further progress
With.
Preheating whirlwind point is additionally provided between the gas outlet and dedusting induced duct at five top of pre- hot cyclone separator
From device six, pre- hot cyclone separator six is located at the side of pre- hot cyclone separator five, the discharging of pre- six bottom of hot cyclone separator
Mouth is connected to induced duct five by feeder pipe six, and the air inlet on pre- six top of hot cyclone separator is connected to pre- by induced duct six
The gas outlet at five top of hot cyclone separator, feeder pipe six are equipped with blanking pump five, the outlet at pre- six top of hot cyclone separator
Mouth is connected to deduster by dedusting induced duct.Using six grades of heat recovery and utilization structures, benefit is recycled to heat further progress
With.
Blanking pump one, blanking pump two, blanking pump three, blanking pump four and the blanking pump five is all made of roots blower or storehouse
Pump.Material is fed by the way of wind feeding.
Cyclone separator is provided between the dedusting induced duct and deduster, dedusting induced duct is connected to cyclonic separation
The air inlet on device top, the gas outlet at the top of cyclone separator are connected to deduster, the discharge port connection of cyclone separator bottom
Feeder pipe to the pre- hot cyclone separator closed on.
Afterbody preheating device separation after gas be still mingled with a small amount of material, gas after dedusting induced duct,
Into in cyclone separator, the gas after separation enters deduster and is dusted, and the material after separation enters the feeder pipe closed on
In.
The deduster is connected to chimney after air-introduced machine.
Beneficial effect possessed by the utility model is: the utility model uses most six grades of heat recovery and utilization knot
Structure can carry out maximized heat recovery and utilization to the wind drawn from rotary kiln, for the preheating and decomposition to material,
The heat of rotary kiln generation is taken full advantage of, and multistage recycling can be carried out to the material being mingled in the wind of extraction, is improved
Calcination efficiency has saved the energy, reduces material and heat waste, and pre- hot cyclone separator at different levels can be arranged directly on
On ground, installation cost is greatly reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model is embodiment 1；
Fig. 2 is the structural schematic diagram that the utility model is embodiment 2；
Fig. 3 is the structural schematic diagram that the utility model is embodiment 3；
Fig. 4 is the structural schematic diagram that the utility model is embodiment 4；
Fig. 5 is the structural schematic diagram that the utility model is embodiment 5；
Fig. 6 is the structural schematic diagram that the utility model is embodiment 6.
In figure: 1, rotary kiln；2, induced duct one；3, pre- hot cyclone separator one；4, feeder pipe one；5, cyclonic separation is preheated
Device two；6, feeder pipe two；7, induced duct two；8, blanking pump one；9, dedusting induced duct；10, deduster；11, spout；12, into
Expects pipe；13, feed bin；14, discharger；15, cyclone separator；16, pre- hot cyclone separator three；17, feeder pipe three；18, air inducing
Pipe three；19, blanking pump two；20, pre- hot cyclone separator four；21, feeder pipe four；22, induced duct four；23, blanking pump three；24,
Pre- hot cyclone separator five；25, feeder pipe five；26, induced duct five；27, blanking pump four；28, pre- hot cyclone separator six；29,
Feeder pipe six；30, induced duct six；31, blanking pump five；32, air-introduced machine；33, chimney；34, roots blower is fed.
Specific embodiment
The embodiments of the present invention are described further with reference to the accompanying drawing:
Embodiment 1:
As shown in Figure 1, pre- thermal decomposer includes rotary kiln 1 outside the multistage material kiln of plane formula rotary kiln, rotary kiln 1
Feed end is connected to the air inlet on pre- one 3 top of hot cyclone separator, pre- one 3 bottom of hot cyclone separator by induced duct 1
Discharge port the feed end of rotary kiln 1 is connected to by feeder pipe 1, the side of pre- hot cyclone separator 1 is provided with preheating
The discharge port of cyclone separator 25, pre- 25 bottom of hot cyclone separator is connected to induced duct 1 by feeder pipe 26, preheats
The air inlet on 25 top of cyclone separator is connected to the gas outlet at pre- one 3 top of hot cyclone separator by induced duct 27, under
Blanking pump 1 is provided in expects pipe 26, the gas outlet at pre- 25 top of hot cyclone separator is connected to by dedusting induced duct 9 removes
Dirt device 10 is provided with spout 11 on induced duct 27, and deduster 10 is connected to air-introduced machine 32, and spout 11 passes through feed pipe 12
It is connected to feed bin 13,13 bottom of feed bin is provided with discharger 14, and discharger 14 is respectively connected to feed pipe 12 by three-way pipeline
With charging roots blower 34.
Blanking pump 1 uses roots blower.
Working principle are as follows:
In use, starting rotary kiln 1, then starts air-introduced machine 32, negative pressure is generated, rotary kiln 1 is lighted a fire, temperature in rotary kiln 1
Degree increases, and wind enters from kiln hood, enters in induced duct 1 after rotary kiln 1 from kiln tail, then successively preheated cyclonic separation
Enter in dedusting induced duct 9 after device 1, induced duct 27, pre- hot cyclone separator 25, along with the liter of temperature in rotary kiln 1
Height, wind-warm syndrome increase, and when wind-warm syndrome increases to a certain extent, the material in feed bin 13 is passed through by 14 discharging of discharger
Roots blower 34 is fed, is sent into spout 11 by 12 wind of feed pipe, material is entered in induced duct 27 by spout 11,
Subsequent material is brought into pre- hot cyclone separator 25 by the hot wind in induced duct 27, is separated by pre- hot cyclone separator 25
Material afterwards enters feeder pipe 26, is entered in induced duct 1 by blanking pump 1, subsequent material is by the warm in induced duct 1
Wind is brought into pre- hot cyclone separator 1, and the material after the separation of pre- hot cyclone separator 1 is entered by feeder pipe 1
Calcining in rotary kiln 1, gas temperature in induced duct 27 is up to 500 DEG C or so, and gas temperature in induced duct 1 is up to 800 DEG C of left sides
The right side, high-temperature gas can be preheated and be divided to material in pre- hot cyclone separator 25 and pre- hot cyclone separator 1
Solution, realizes second level heat recovery and utilization, to improve calcination efficiency.
Gas after pre- hot cyclone separator 1 separates enters in induced duct 27, after pre- hot cyclone separator 25 separates
Gas enter in dedusting induced duct 9, discharged after deduster 10 is dusted.
Embodiment 2:
As shown in Fig. 2, the present embodiment and the difference of embodiment 1 are, the gas outlet at pre- 25 top of hot cyclone separator
Pre- hot cyclone separator 3 16 is additionally provided between dedusting induced duct 9, pre- hot cyclone separator 3 16 is located at preheating whirlwind point
The discharge port of side from device 25, pre- 3 16 bottom of hot cyclone separator is connected to induced duct 27 by feeder pipe 3 17, in advance
The air inlet on 3 16 top of hot cyclone separator is connected to the outlet at pre- 25 top of hot cyclone separator by induced duct 3 18
Mouthful, feeder pipe 3 17 is equipped with blanking pump 2 19, and the gas outlet at pre- 3 16 top of hot cyclone separator is connected by dedusting induced duct 9
It is connected to deduster 10, spout 11 is provided on induced duct 3 18.
Material enters in induced duct 3 18 from spout 11, and working principle increases preheating cyclonic separation with embodiment 1
Device 3 16 uses three-level heat recovery and utilization structure, recycles to heat further progress.
Embodiment 3:
As shown in figure 3, the present embodiment and the difference of embodiment 2 are, the outlet at pre- 3 16 top of hot cyclone separator
Pre- hot cyclone separator 4 20 is additionally provided between mouth and dedusting induced duct 9, pre- hot cyclone separator 4 20 is located at preheating whirlwind
The discharge port of the side of separator 3 16, pre- 4 20 bottom of hot cyclone separator is connected to induced duct three by feeder pipe 4 21
18, the air inlet on pre- 4 20 top of hot cyclone separator is connected to pre- 3 16 top of hot cyclone separator by induced duct 4 22
Gas outlet, feeder pipe 4 21 are equipped with blanking pump 3 23, and the gas outlet at pre- 4 20 top of hot cyclone separator passes through dedusting air inducing
Pipe 9 is connected to deduster 10, and spout 11 is provided on induced duct 4 22.
Material enters in induced duct 4 22 from spout 11, and working principle increases preheating cyclonic separation with embodiment 1
Device 4 20 uses level Four heat recovery and utilization structure, recycles to heat further progress.
Embodiment 4:
As shown in figure 4, the present embodiment and the difference of embodiment 3 are, the outlet at pre- 4 20 top of hot cyclone separator
Pre- hot cyclone separator 5 24 is additionally provided between mouth and dedusting induced duct 9, pre- hot cyclone separator 5 24 is located at preheating whirlwind
The discharge port of the side of separator 4 20, pre- 5 24 bottom of hot cyclone separator is connected to induced duct four by feeder pipe 5 25
22, the air inlet on pre- 5 24 top of hot cyclone separator is connected to pre- 4 20 top of hot cyclone separator by induced duct 5 26
Gas outlet, feeder pipe 5 25 are equipped with blanking pump 4 27, and the gas outlet at pre- 5 24 top of hot cyclone separator passes through dedusting air inducing
Pipe 9 is connected to deduster 10, and spout 11 is provided on induced duct 5 26.
Material enters in induced duct 5 26 from spout 11, and working principle increases preheating cyclonic separation with embodiment 1
Device 5 24 uses Pyatyi heat recovery and utilization structure, recycles to heat further progress.
Embodiment 5:
As shown in figure 5, the present embodiment and the difference of embodiment 4 are, the outlet at pre- 5 24 top of hot cyclone separator
Pre- hot cyclone separator 6 28 is additionally provided between mouth and dedusting induced duct 9, pre- hot cyclone separator 6 28 is located at preheating whirlwind
The discharge port of the side of separator 5 24, pre- 6 28 bottom of hot cyclone separator is connected to induced duct five by feeder pipe 6 29
26, the air inlet on pre- 6 28 top of hot cyclone separator is connected to pre- 5 24 top of hot cyclone separator by induced duct 6 30
Gas outlet, feeder pipe 6 29 are equipped with blanking pump 5 31, and the gas outlet at pre- 6 28 top of hot cyclone separator passes through dedusting air inducing
Pipe 9 is connected to deduster 10, and spout 11 is provided on induced duct 6 30.
Material enters in induced duct 6 30 from spout 11, and working principle increases preheating cyclonic separation with embodiment 1
Device 6 28 uses six grades of heat recovery and utilization structures, recycles to heat further progress.
Embodiment 6:
As shown in fig. 6, the present embodiment and the difference of embodiment 1 are to be arranged between dedusting induced duct 9 and deduster 10
There is cyclone separator 15, dedusting induced duct 9 is connected to the air inlet on 15 top of cyclone separator, and 15 top of cyclone separator goes out
Port is connected to deduster 10, and the discharge port of 15 bottom of cyclone separator is connected to feeder pipe 26, and deduster 10 is through air-introduced machine 32
After be connected to chimney 33.
Blanking pump 1 is pumped using storehouse.
For working principle with embodiment 1, the gas after the separation of afterbody preheating device is still mingled with a small amount of material, gas
Body is after dedusting induced duct 9, and into cyclone separator 15, the gas after separation enters deduster 10 and is dusted, after dedusting
It is discharged by chimney 33, the material after separation enters in feeder pipe 26.
Embodiment 7:
The present embodiment and the difference of embodiment 1 are that discharger 14 is connected to elevator, are fed using elevator
Material.
Claims (9)
1. a kind of plane formula rotary kiln pre- thermal decomposer outside multistage material kiln, including rotary kiln (1), it is characterised in that: return
The feed end of rotary kiln (1) is connected to the air inlet on pre- hot cyclone separator one (3) top by induced duct one (2), preheats whirlwind
The discharge port of separator one (3) bottom is connected to the feed end of rotary kiln (1), pre- hot cyclone separator by feeder pipe one (4)
The side of one (3) is provided with pre- hot cyclone separator two (5), and the discharge port of pre- hot cyclone separator two (5) bottom passes through blanking
Pipe two (6) is connected to induced duct one (2), and the air inlet on pre- hot cyclone separator two (5) top is connected to by induced duct two (7)
Gas outlet at the top of pre- hot cyclone separator one (3) is provided with blanking on feeder pipe two (6) and pumps one (8), pre- hot cyclone separator
Gas outlet at the top of two (5) is connected to deduster (10) by dedusting induced duct (9), on the pre- hot cyclone separator of least significant end
It is provided on induced duct spout (11), deduster (10) is connected to air-introduced machine (32).
2. a kind of plane formula rotary kiln according to claim 1 is existed with pre- thermal decomposer, feature outside multistage material kiln
In: the spout (11) is connected to feed bin (13) by feed pipe (12), and feed bin (13) bottom is provided with discharger (14),
Discharger (14) is respectively connected to feed pipe (12) and charging roots blower (34) by three-way pipeline.
3. a kind of plane formula rotary kiln according to claim 1 is existed with pre- thermal decomposer, feature outside multistage material kiln
In: preheating whirlwind point is additionally provided between the gas outlet at the top of the pre- hot cyclone separator two (5) and dedusting induced duct (9)
From device three (16), pre- hot cyclone separator three (16) is located at the side of pre- hot cyclone separator two (5), pre- hot cyclone separator three
(16) discharge port of bottom is connected to induced duct two (7) by feeder pipe three (17), pre- hot cyclone separator three (16) top
Air inlet is connected to the gas outlet at the top of pre- hot cyclone separator two (5) by induced duct three (18), sets on feeder pipe three (17)
There is blanking to pump two (19), the gas outlet at the top of pre- hot cyclone separator three (16) is connected to deduster by dedusting induced duct (9)
(10)。
4. a kind of plane formula rotary kiln according to claim 3 is existed with pre- thermal decomposer, feature outside multistage material kiln
In: preheating whirlwind is additionally provided between the gas outlet at the top of the pre- hot cyclone separator three (16) and dedusting induced duct (9)
Separator four (20), pre- hot cyclone separator four (20) are located at the side of pre- hot cyclone separator three (16), preheat cyclonic separation
The discharge port of device four (20) bottom is connected to induced duct three (18) by feeder pipe four (21), on pre- hot cyclone separator four (20)
The air inlet in portion is connected to the gas outlet at the top of pre- hot cyclone separator three (16), feeder pipe four (21) by induced duct four (22)
It is equipped with blanking and pumps three (23), the gas outlet at the top of pre- hot cyclone separator four (20) is connected to by dedusting induced duct (9) removes
Dirt device (10).
5. a kind of plane formula rotary kiln according to claim 4 is existed with pre- thermal decomposer, feature outside multistage material kiln
In: preheating whirlwind is additionally provided between the gas outlet at the top of the pre- hot cyclone separator four (20) and dedusting induced duct (9)
Separator five (24), pre- hot cyclone separator five (24) are located at the side of pre- hot cyclone separator four (20), preheat cyclonic separation
The discharge port of device five (24) bottom is connected to induced duct four (22) by feeder pipe five (25), on pre- hot cyclone separator five (24)
The air inlet in portion is connected to the gas outlet at the top of pre- hot cyclone separator four (20), feeder pipe five (25) by induced duct five (26)
It is equipped with blanking and pumps four (27), the gas outlet at the top of pre- hot cyclone separator five (24) is connected to by dedusting induced duct (9) removes
Dirt device (10).
6. a kind of plane formula rotary kiln according to claim 5 is existed with pre- thermal decomposer, feature outside multistage material kiln
In: preheating whirlwind is additionally provided between the gas outlet at the top of the pre- hot cyclone separator five (24) and dedusting induced duct (9)
Separator six (28), pre- hot cyclone separator six (28) are located at the side of pre- hot cyclone separator five (24), preheat cyclonic separation
The discharge port of device six (28) bottom is connected to induced duct five (26) by feeder pipe six (29), on pre- hot cyclone separator six (28)
The air inlet in portion is connected to the gas outlet at the top of pre- hot cyclone separator five (24), feeder pipe six (29) by induced duct six (30)
It is equipped with blanking and pumps five (31), the gas outlet at the top of pre- hot cyclone separator six (28) is connected to by dedusting induced duct (9) removes
Dirt device (10).
7. a kind of plane formula rotary kiln thermal decomposition dress pre- outside multistage material kiln described according to claim 1 or 3 or 4 or 5 or 6
It sets, it is characterised in that: the blanking pumps one (8), blanking pumps two (19), blanking pumps three (23), blanking pumps four (27) and blanking
Five (31) of pump are all made of roots blower or storehouse pump.
8. a kind of plane formula rotary kiln thermal decomposition dress pre- outside multistage material kiln described according to claim 1 or 3 or 4 or 5 or 6
It sets, it is characterised in that: be provided with cyclone separator (15) between the dedusting induced duct (9) and deduster (10), dedusting is drawn
Air hose (9) is connected to the air inlet on cyclone separator (15) top, and the gas outlet at the top of cyclone separator (15) is connected to dedusting
The discharge port of device (10), cyclone separator (15) bottom is connected to the feeder pipe on the pre- hot cyclone separator closed on.
9. a kind of plane formula rotary kiln thermal decomposition dress pre- outside multistage material kiln described according to claim 1 or 3 or 4 or 5 or 6
It sets, it is characterised in that: the deduster (10) is connected to chimney (33) after air-introduced machine (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821219079.7U CN208779958U (en) | 2018-07-30 | 2018-07-30 | Plane formula rotary kiln pre- thermal decomposer outside multistage material kiln |
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