CN202898236U - Vortex-type cooling system of sleeve lime kiln - Google Patents
Vortex-type cooling system of sleeve lime kiln Download PDFInfo
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- CN202898236U CN202898236U CN2012206356054U CN201220635605U CN202898236U CN 202898236 U CN202898236 U CN 202898236U CN 2012206356054 U CN2012206356054 U CN 2012206356054U CN 201220635605 U CN201220635605 U CN 201220635605U CN 202898236 U CN202898236 U CN 202898236U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
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Abstract
The utility model discloses a vortex-type cooling system of a sleeve lime kiln and belongs to the technical field of lime kiln equipment. The vortex-type cooling system of the sleeve lime kiln comprises a kiln body cooling section, outer air bellows and inner air bellows. The corresponding outer air bellow and the corresponding inner air bellow are communicated through ventilation holes on the side wall of the kiln body cooling section; the ventilation holes are annularly distributed around the side wall of the kiln body cooling section; center lines of the ventilation holes are intersected at the center of the kiln body cooling section; the outer air bellows and the outer side wall of the kiln body cooling section form an annular air bellow channel; the outer air bellows are respectively provided with an upper air inlet, side air inlets and a lower air inlet which are distributed annularly; the inner air bellows and the inner side wall of the kiln body cooling section form an annular inner air bellow channel; and the inner air bellows are respectively provided with an upper air outlet, side air outlets and a lower air outlet which are distributed annularly. According to the vortex-type cooling system of the sleeve lime kiln, cooling air forms a vortex in a kiln body, and therefore, the cooling effect of the cooling air is enhanced, the uniform distribution of the cooling air in the kiln body is ensured, the airflow drifting phenomenon is eliminated, the quality of a lime product is improved, and an energy-saving and consumption-reducing effect is obvious.
Description
Technical field
The utility model relates to the limestone kiln equipment technical field, more particularly, relates to a kind of Scroll-tupe cooling system of sleeve lime kiln.
Background technology
Sleeve lime kiln is a kind of of limestone kiln, has the advantages that hear rate is low, activity of lime is high, simple in structure, fuel tolerance is strong, compares with traditional limestone kiln, lime is calcined in annular space, and air-flow is evenly distributed, and kiln is interior without cooling apparatus, failure rate is low is easy to safeguard.Be applicable to steel industry and utilize coke-oven gas and calcium carbide, chemical industry to utilize the technology such as calcium carbide stove exhaust, produce high quality lime; Automatization control is finished, and improves lime quality and energy-conservation purpose to reach, thereby calcines out high-quality quickened lime.Practice shows, sleeve lime kiln equipment is simple, and Operation and maintenance are convenient, and Working environment is better, is a kind of very promising furnace kiln structure.
In the prior art, the annular sleeve lime kiln technical process is as follows: qualified Wingdale is packed into after the scale hooper weighing in the truck, windlass is promoted to sleeve lime kiln kiln top with truck, Wingdale in the truck is added kiln top cloth system, enter in the kiln by revolving top, and the material level in material level stock rod demonstration kiln is established on the kiln top, cloth system is provided with sealed gate, the bell interlocking of it and revolving top bottom can be avoided entering of when reinforced in kiln outside air; Material is through preheating zone, top adverse current calcining zone, middle part adverse current calcining zone, bottom in the kiln and flow calcining zone and cooling zone, enter kiln bed material storehouse by ash hoist and ash discharge platform, expelled from kiln by the vibration ash hoist at last, deliver to finished bin with rubber conveyer and store.
From above-mentioned technology as can be known: be divided into preheating zone, calcining zone and cooling zone in the sleeve lime kiln kiln body.The preheating zone utilizes the high-temperature flue gas preheating limestone material after the calcining; Calcining zone utilization burning liberated heat is calcined Wingdale, makes decomposition of limestone become lime and carbonic acid gas; Lime after cooling zone utilizes freezing air to calcining cools off.The sleeve lime kiln of prior art is negative-pressure operation, and cooling air cools off by the cooling zone that vent-pipe enters the kiln body automatically.At present, cooling apparatus commonly used is that vent-pipe enters in the kiln body from the kiln bottom, and cooling air directly enters cooling zone from the vent-pipe outlet lime is cooled off.The deficiency that this type of cooling exists is the easy segregation of cooling air, short circuit, and the cooling air skewness affects the cooling performance of lime and the quality of lime product.
By patent retrieval, for cooling air problem pockety, existing related art scheme is open.Such as: Chinese patent application numbers 201210124850.3, the applying date is on April 26th, 2012, invention and created name is: a kind of sleeve kiln lime cooling apparatus, this application case comprises vent-pipe, under meter and variable valve are housed on the vent-pipe, and described sleeve kiln is provided with preheating zone, calcining zone and cooling zone, and described cooling apparatus also is provided with sparger, described vent-pipe inserts the lime storage warehouse of kiln body bottom from the sidewall of kiln body, vent-pipe is connected with sparger; Described sparger is thrust-augmenting nozzle or annular spread pipe; Described thrust-augmenting nozzle is upper and lower uncovered straight tube structure, and thrust-augmenting nozzle is positioned at the center of kiln body; Described annular spread pipe and kiln body arranged concentric, the upper and lower both sides of annular spread pipe are provided with air outlet opening.This application case is communicated with the annular spread pipe by a vent-pipe, and the air outlet opening blast at close vent-pipe place will cause the cooling air segregation greater than the blast of other air outlet opening, and the cooling air skewness affects the cooling performance of lime and the quality of lime product; And the upper and lower both sides of annular spread pipe are provided with air outlet opening, and the structure formation of this air outlet opening is difficult to make cooling air to form the whirlpool shape, so cooling performance is not good, preheated air temperature is not high as a result, and then the stove energy consumption must be high.
Summary of the invention
The technical problem that utility model will solve
The purpose of this utility model is to overcome the cooling air skewness of annular sleeve lime kiln cooling section in the prior art, and the deficiency that cooling performance is poor, a kind of Scroll-tupe cooling system of sleeve lime kiln is provided, by texture improvement of the present utility model, so that cooling air evenly distributes in the kiln body, and form strong whirlpool, to reach the effect of strengthening cooling.
Technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
The Scroll-tupe cooling system of a kind of sleeve lime kiln of the present utility model, comprise kiln body cooling section, also comprise outer bellows and interior bellows, described outer bellows are positioned at the outside of kiln body cooling section, described interior bellows are positioned at the inside of kiln body cooling section, above-mentioned outer bellows and interior bellows are communicated with by the wind hole of crossing on the kiln body cooling section sidewall, this crosses the wind hole is that diameter is the manhole of 140 ~ 160mm, and above-mentioned crosses the wind hole around the sidewall annular spread of kiln body cooling section, all medullary rays of crossing the wind hole all are horizontally disposed with, and medullary ray is intersected in the center of kiln body cooling section;
Described exogenous wind case comprises upper flat plate, outer panel and lower flat board, the outer bellows passage of this upper flat plate, outer panel, lower flat board and kiln body cooling section outer side wall looping, the cross-sectional shape that is somebody's turn to do outer bellows is rectangle, be provided with the upper inlet air hole of vertical direction on the described upper flat plate, should upper inlet air hole annular spread on the bellows outside, above-mentioned upper inlet air hole is that diameter is the manhole of 60 ~ 80mm; Be provided with the side inlet air hole of horizontal direction on the described outer panel, this side inlet air hole is annular spread two rows on the bellows outside, and above-mentioned side inlet air hole is that diameter is the manhole of 60 ~ 80mm; Be provided with the lower inlet air hole of vertical direction on the described lower flat board, this time inlet air hole is annular spread on the bellows outside, and above-mentioned lower inlet air hole is that diameter is the manhole of 60 ~ 80mm;
Described interior bellows comprise upper curved plate, interior plate and lower curved plate, the interior bellows passage of this upper curved plate, interior plate, lower curved plate and kiln body cooling section inner side-wall looping, above-mentioned upper curved plate and the cross-sectional shape of lower curved plate be 1/4th circular-arc, be provided with acclivitous upper air outlet opening on the described upper curved plate, be somebody's turn to do upper air outlet opening annular spread on interior bellows, above-mentioned upper air outlet opening is that diameter is the manhole of 20 ~ 40mm, and its centerline direction and horizontal angle are 30 ° ~ 60 °; Be provided with the side air-out hole of horizontal direction on the described interior plate, this side air-out hole annular spread on interior bellows, above-mentioned side air-out hole is that diameter is the manhole of 60 ~ 80mm; Be provided with the lower air outlet opening of vertical direction on the described lower curved plate, this time air outlet opening is annular spread on interior bellows, and above-mentioned lower air outlet opening is that diameter is the manhole of 100 ~ 120mm.
Further improve as the utility model, described interior bellows contact span than the width that contact span long interior bellows of outer bellows with kiln body cooling section with kiln body cooling section, and the upper edge of interior bellows and outer bellows is positioned at the same level height.
Further improve as the utility model, the diameter of described upper air outlet opening is 30mm, and its centerline direction and horizontal angle are 45 °.
Further improve as the utility model, the quantity in upper inlet air hole, side inlet air hole and lower inlet air hole that described outer bellows pressed on ring shape distributes is 6 ~ 30, described excessively wind orifice ring shape is distributed with 8 ~ 20, and the quantity of the upper air outlet opening of annular spread, side air-out hole and lower air outlet opening is 6 ~ 20 on the described interior bellows.
Further improve as the utility model, the material of described outer bellows and interior bellows is high temperature steel, and these outer bellows and kiln body cooling section outer side wall are for being welded to connect, and bellows and kiln body cooling section inner side-wall are for being welded to connect in this.
Beneficial effect
The technical scheme that adopts the utility model to provide is compared with existing known technology, has following unusual effect:
(1) the Scroll-tupe cooling system of a kind of sleeve lime kiln of the present utility model, its outer bellows and interior bellows are around kiln body cooling section sidewall annular spread, and the structure design of the upper air outlet opening of interior bellows, side air-out hole and lower air outlet opening, so that the cooling air that enters in the kiln body forms the whirlpool shape at cooling section, strengthened the cooling performance of cooling air, and the air outlet opening arrangement mode that evenly arranges, guaranteed the even distribution of cooling air in the kiln body, eliminate the air-flow Biased flow phenomenon, improved the quality of lime product;
(2) the Scroll-tupe cooling system of a kind of sleeve lime kiln of the present utility model, because circinate air-flow has been strengthened cooling performance, so that the temperature behind the cooling air process kiln body cooling section is higher, the energy consumption of whole lime kiln device will be reduced greatly, and minimizing burning rate, by experiment checking, adopt the limestone kiln of the utility model cooling system, its energy consumption is 850 ~ 900 KCal/kg, the limestone kiln energy consumption is generally 1000 ~ 1200KCal/kg in the prior art, energy conservation and consumption reduction effects is obvious, is conducive to reduce production costs; In addition, adopt the limestone kiln of the utility model cooling system, its ash discharge temperature is 80 ~ 90 ℃, the ash discharge temperature is generally 130 ~ 150 ℃ in the prior art, adopt the limestone kiln of the utility model cooling system, the limestone granularity of producing reaches more than 98% at 40 ~ 70mm, and the limestone granularity of producing in the prior art is generally 90 ~ 95% at 40 ~ 70mm;
(3) the Scroll-tupe cooling system of a kind of sleeve lime kiln of the present utility model, in it bellows and kiln body cooling section contact span than outer bellows and kiln body cooling section to contact span long, so that the lower air outlet opening of interior bellows is near the lime bin of bottom, increased on the one hand cooling space, can promote the lime bin blanking on the other hand, improve production efficiency.
Description of drawings
Fig. 1 is the cross-sectional view of the Scroll-tupe cooling system of a kind of sleeve lime kiln of the present utility model;
Fig. 2 is the A-A sectional view among Fig. 1.
Label declaration in the schematic diagram:
1, kiln body cooling section; 2, outer bellows; 21, upper inlet air hole; 22, side inlet air hole; 23, lower inlet air hole; 3, interior bellows; 31, upper air outlet opening; 32, side air-out hole; 33, lower air outlet opening; 4, cross the wind hole.
Embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
In conjunction with Fig. 1 and Fig. 2, the Scroll-tupe cooling system of a kind of sleeve lime kiln of the present embodiment, comprise kiln body cooling section 1, outer bellows 2 and interior bellows 3, wherein: outer bellows 2 are positioned at the outside of kiln body cooling section 1, interior bellows 3 are positioned at the inside of kiln body cooling section 1, above-mentioned outer bellows 2 and interior bellows 3 are communicated with by the wind hole 4 of crossing on kiln body cooling section 1 sidewall, excessively wind hole 4 in the utility model is that diameter is the manhole of 140 ~ 160mm, its diameter is 150mm in the present embodiment, and the above-mentioned wind hole 4 of crossing is around 16 of the sidewall annular spread of kiln body cooling section 1, all medullary rays of crossing wind hole 4 all are horizontally disposed with, and medullary ray is intersected in the center of kiln body cooling section 1; Bellows 3 and kiln body cooling section 1 contacts span than contact the width that span grow interior bellows 3 of outer bellows 2 with kiln body cooling section 1 in the present embodiment, and interior bellows 3 are positioned at the same level height with the upper edge of outer bellows 2, such structure design has increased cooling space, and can promote the lime bin blanking, the height that span refers to interior bellows 3 vertical directions that contacts of said interior bellows 3 and kiln body cooling section 1 herein, the width of interior bellows 3 refers to the width on the interior bellows 3 cross section horizontal directions.In order to guarantee the rigidity requirement of whole cooling system, the outer bellows 2 in the present embodiment and the material of interior bellows 3 are high temperature steel, and outer bellows 2 and kiln body cooling section 1 outer side wall be for being welded to connect, and interior bellows 3 and kiln body cooling section 1 inner side-wall are for being welded to connect.
The outer bellows 2 of the present embodiment comprise upper flat plate, outer panel and lower flat board (this upper flat plate, outer panel and lower flat board in the drawings not label), outer bellows 2 passages of upper flat plate, outer panel, lower flat board and kiln body cooling section 1 outer side wall looping, the cross-sectional shape that is somebody's turn to do outer bellows 2 is rectangle, be provided with the upper inlet air hole 21 of vertical direction on the described upper flat plate, should upper inlet air hole 21 20 of annular spread on the bellows 2 outside, upper inlet air hole 21 in the utility model is that diameter is the manhole of 60 ~ 80mm, and its diameter is 70mm in the present embodiment; Be provided with the side inlet air hole 22 of horizontal direction on the described outer panel, this side inlet air hole 22 is annular spread two rows on the bellows 2 outside, 20 of every row's annular spread, the side inlet air hole 22 in the utility model is that diameter is the manhole of 60 ~ 80mm, its diameter is 70mm in the present embodiment; Be provided with the lower inlet air hole 23 of vertical direction on the described lower flat board, this time inlet air hole 23 is 20 of annular spread on the bellows 2 outside, and the lower inlet air hole 23 in the utility model is that diameter is the manhole of 60 ~ 80mm, and its diameter is 70mm in the present embodiment.The outer bellows 2 of the present embodiment are connected with supply air system, and under meter and variable valve are housed on the supply air system pipeline, send into cooling air for kiln body cooling section 1, and its pressure of air supply and wind speed can be decided according to concrete kiln body technology.What deserves to be explained is, the shape in the upper inlet air hole 21 in the utility model, side inlet air hole 22 and lower inlet air hole 23 also can adopt non-circular structure.
The interior bellows 3 of the present embodiment comprise upper curved plate, interior plate and lower curved plate (this upper curved plate, interior plate and lower curved plate be label not in the drawings), this upper curved plate, interior plate, interior bellows 3 passages of lower curved plate and kiln body cooling section 1 inner side-wall looping, above-mentioned upper curved plate and the cross-sectional shape of lower curved plate be 1/4th circular-arc, be provided with acclivitous upper air outlet opening 31 on the described upper curved plate, should upper air outlet opening 31 on interior bellows 3 16 of annular spread, upper air outlet opening 31 in the utility model is that diameter is the manhole of 20 ~ 40mm, its diameter is 30mm in the present embodiment, its centerline direction and horizontal angle are 45 °, learn by Mathematical Model Analysis, when upper air outlet opening 31 centerline directions and horizontal angle are 45 °, the eddy effect of cooling air is the most obvious, and cooling air can be in the 1 interior even distribution of kiln body cooling section; Be provided with the side air-out hole 32 of horizontal direction on the described interior plate, this side air-out hole 32 16 of annular spread on interior bellows 3, the side air-out hole 32 in the utility model is that diameter is the manhole of 60 ~ 80mm, its diameter is 70mm in the present embodiment; Be provided with the lower air outlet opening 33 of vertical direction on the described lower curved plate, this time air outlet opening 33 16 of annular spread on interior bellows 3, the lower air outlet opening 33 in the utility model is that diameter is the manhole of 100 ~ 120mm, its diameter is 110mm in the present embodiment.What deserves to be explained is, the utility model is designed to 20 ~ 40mm with upper air outlet opening 31 diameters of interior bellows 3, side air-out hole 32 diameters are designed to 60 ~ 80mm, lower air outlet opening 33 diameters are designed to 100 ~ 120mm, be because the lime product granularity major part that the limestone kiln produces at 40 ~ 70mm, by upper air outlet opening 31 of the present utility model, side air-out hole 32 and lower air outlet opening 33 structure designs, so that lime can be at the air outlet opening putty, and can reach good whirlpool shape cooling air air-flow.In addition, the shape of the upper air outlet opening 31 in the utility model, side air-out hole 32 and lower air outlet opening 33 also can adopt non-circular structure.Interior bellows 3 in the present embodiment are distributed with the air outlet opening of three directions, so that enter the interior cooling air of kiln body at kiln body cooling section 1 interior formation whirlpool shape (mobility status of Scroll-tupe air-flow as shown in Figure 2), strengthened the cooling performance of cooling air, and guaranteed the even distribution of cooling air in the kiln body, eliminate the air-flow Biased flow phenomenon, improved the quality of lime product.
The architecture of the present embodiment is with embodiment 1, and difference is: the quantity in upper inlet air hole 21, side inlet air hole 22 and the lower inlet air hole 23 of annular spread is 6 on the present embodiment China and foreign countries bellows 2, and its diameter is 80mm; Crossing wind hole 4 annular spread in the present embodiment has 8, and its diameter is 160mm; In in the present embodiment on the bellows 3 quantity of upper air outlet opening 31, side air-out hole 32 and the lower air outlet opening 33 of annular spread be 6, upper air outlet opening 31 diameters are 40mm, its centerline direction and horizontal angle are 60 °, and side air-out hole 32 diameters are 80mm, and lower air outlet opening 33 diameters are 120mm.
The architecture of the present embodiment is with embodiment 1, and difference is: the quantity in upper inlet air hole 21, side inlet air hole 22 and the lower inlet air hole 23 of annular spread is 30 on the present embodiment China and foreign countries bellows 2, and its diameter is 60mm; Crossing wind hole 4 annular spread in the present embodiment has 20, and its diameter is 140mm; In in the present embodiment on the bellows 3 quantity of upper air outlet opening 31, side air-out hole 32 and the lower air outlet opening 33 of annular spread be 20, upper air outlet opening 31 diameters are 20mm, its centerline direction and horizontal angle are 30 °, and side air-out hole 32 diameters are 60mm, and lower air outlet opening 33 diameters are 100mm.
By the actual production checking, the limestone kiln of adopting embodiment 1 ~ 3 cooling system, its energy consumption is 850 ~ 900 KCal/kg, the ash discharge temperature is 80 ~ 90 ℃, the limestone granularity of producing reaches more than 98% at 40 ~ 70mm, and energy conservation and consumption reduction effects is obvious, and the quality of lime product is good.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in the accompanying drawing also is one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, create aim in the situation that do not break away from the utility model, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (5)
1. the Scroll-tupe cooling system of a sleeve lime kiln, comprise kiln body cooling section (1), it is characterized in that: also comprise outer bellows (2) and interior bellows (3), described outer bellows (2) are positioned at the outside of kiln body cooling section (1), described interior bellows (3) are positioned at the inside of kiln body cooling section (1), above-mentioned outer bellows (2) and interior bellows (3) are communicated with by the wind hole (4) of crossing on kiln body cooling section (1) sidewall, this crosses wind hole (4) is that diameter is the manhole of 140 ~ 160mm, and above-mentioned crosses wind hole (4) around the sidewall annular spread of kiln body cooling section (1), all medullary rays of crossing wind hole (4) all are horizontally disposed with, and medullary ray is intersected in the center of kiln body cooling section (1);
Described outer bellows (2) comprise upper flat plate, outer panel and lower flat board, outer bellows (2) passage of this upper flat plate, outer panel, lower flat board and kiln body cooling section (1) outer side wall looping, the cross-sectional shape that is somebody's turn to do outer bellows (2) is rectangle, be provided with the upper inlet air hole (21) of vertical direction on the described upper flat plate, be somebody's turn to do the outside upper annular spread of bellows (2) of upper inlet air hole (21), above-mentioned upper inlet air hole (21) is that diameter is the manhole of 60 ~ 80mm; Be provided with the side inlet air hole (22) of horizontal direction on the described outer panel, this side inlet air hole (22) is upper annular spread two rows of bellows (2) outside, and above-mentioned side inlet air hole (22) is that diameter is the manhole of 60 ~ 80mm; Be provided with the lower inlet air hole (23) of vertical direction on the described lower flat board, this time inlet air hole (23) is the upper annular spread of bellows (2) outside, and above-mentioned lower inlet air hole (23) is that diameter is the manhole of 60 ~ 80mm;
Described interior bellows (3) comprise upper curved plate, interior plate and lower curved plate, interior bellows (3) passage of this upper curved plate, interior plate, lower curved plate and kiln body cooling section (1) inner side-wall looping, above-mentioned upper curved plate and the cross-sectional shape of lower curved plate be 1/4th circular-arc, be provided with acclivitous upper air outlet opening (31) on the described upper curved plate, upward air outlet opening (31) is in the upper annular spread of interior bellows (3), above-mentioned upper air outlet opening (31) is that diameter is the manhole of 20 ~ 40mm, and its centerline direction and horizontal angle are 30 ° ~ 60 °; Be provided with the side air-out hole (32) of horizontal direction on the described interior plate, this side air-out hole (32) is in the upper annular spread of interior bellows (3), and above-mentioned side air-out hole (32) is that diameter is the manhole of 60 ~ 80mm; Be provided with the lower air outlet opening (33) of vertical direction on the described lower curved plate, this time air outlet opening (33) is in the upper annular spread of interior bellows (3), and above-mentioned lower air outlet opening (33) is that diameter is the manhole of 100 ~ 120mm.
2. the Scroll-tupe cooling system of a kind of sleeve lime kiln according to claim 1, it is characterized in that: described interior bellows (3) contact span than the width that contact span long interior bellows (3) of outer bellows (2) with kiln body cooling section (1) with kiln body cooling section (1), and the upper edge of interior bellows (3) and outer bellows (2) is positioned at the same level height.
3. the Scroll-tupe cooling system of a kind of sleeve lime kiln according to claim 2, it is characterized in that: the diameter of described upper air outlet opening (31) is 30mm, its centerline direction and horizontal angle are 45 °.
4. according to claim 2 or the Scroll-tupe cooling system of 3 described a kind of sleeve lime kilns, it is characterized in that: the quantity in upper inlet air hole (21), side inlet air hole (22) and the lower inlet air hole (23) of the upper annular spread of described outer bellows (2) is 6 ~ 30, described wind hole (4) annular spread of crossing has 8 ~ 20, and the quantity of upper air outlet opening (31), side air-out hole (32) and the lower air outlet opening (33) of the upper annular spread of described interior bellows (3) is 6 ~ 20.
5. the Scroll-tupe cooling system of a kind of sleeve lime kiln according to claim 4, it is characterized in that: the material of described outer bellows (2) and interior bellows (3) is high temperature steel, be somebody's turn to do outer bellows (2) and kiln body cooling section (1) outer side wall for being welded to connect, bellows (3) and kiln body cooling section (1) inner side-wall are for being welded to connect in this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206356054U CN202898236U (en) | 2012-11-28 | 2012-11-28 | Vortex-type cooling system of sleeve lime kiln |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012206356054U CN202898236U (en) | 2012-11-28 | 2012-11-28 | Vortex-type cooling system of sleeve lime kiln |
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| CN202898236U true CN202898236U (en) | 2013-04-24 |
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| CN2012206356054U Withdrawn - After Issue CN202898236U (en) | 2012-11-28 | 2012-11-28 | Vortex-type cooling system of sleeve lime kiln |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923974A (en) * | 2012-11-28 | 2013-02-13 | 泰州市宏伟工业炉设备有限公司 | Swirl type cooling system of sleeve limekiln |
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2012
- 2012-11-28 CN CN2012206356054U patent/CN202898236U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923974A (en) * | 2012-11-28 | 2013-02-13 | 泰州市宏伟工业炉设备有限公司 | Swirl type cooling system of sleeve limekiln |
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Granted publication date: 20130424 Effective date of abandoning: 20131225 |
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