CN203432365U - Cement clinker cooling system - Google Patents
Cement clinker cooling system Download PDFInfo
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- CN203432365U CN203432365U CN201320299824.4U CN201320299824U CN203432365U CN 203432365 U CN203432365 U CN 203432365U CN 201320299824 U CN201320299824 U CN 201320299824U CN 203432365 U CN203432365 U CN 203432365U
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Abstract
The utility model discloses a cement clinker cooling system. The cooling system comprises a rotary kiln, a hot kiln hood, an annular cooling machine, a bag-type dust collector, a zipper machine, a crusher and a bucket chain conveyor. The annular cooling machine is divided into three cooling sections. Cement clinker is cooled through the three cooling sections, and hot air generated in each cooling section is utilized. The cement clinker cooling system can overcome the defects in the prior art of being large in device investment, floor area and civil engineering investment, more in accessory device, troublesome in device maintaining and overhauling and the like.
Description
Technical field
The utility model belongs to technology of producing cement field, is specifically related to a kind of clinker cooling system.
Background technology
At the beginning of the rotary kiln of cement industry is born, do not have any clinker cooling equipment, the grog of heat dumps in open storage ground naturally cooling.There is single cylinder cooling machine the late 19th century, occurred again subsequently planetary cooler.Nineteen thirty, Germany Bai Li Hughes Electronics succeeded in developing revolution grate cooler on the basis of having invented lepol kiln.Nineteen thirty-seven, U.S. Fuller Co. started to produce First slide slotted cooler.Over more than 100 year, in the spring tide of international cement industrial technology progress, through updating, what update tremendous development had eliminates.At present, new type nonaqueous cement becomes to produce the main flow technique that line becomes current manufacture of cement.What new type nonaqueous cement clinker cooling equipment was used is grate-cooler, and grate-cooler is the critical host equipment in cement plant, and its major function is that clinker is carried out to cooling, conveying; For rotary kiln and dore furnace etc. provides hot-air, be the capital equipment of firing system recuperation of heat simultaneously.
Grate-cooler can be divided into vibration-type, swinging and driving three types according to double-edged fine-toothed comb motion mode.In cement industry evolution, along with producing the summary of maximizing and putting into practice, vibration-type grate-cooler is due to aspects such as vibrations spring design and materials, and revolution grate cooler, due to reasons such as the adaptability of grog change of granularity, clinker cooling temperature and the thermals efficiency, is all eliminated.Driving grate-cooler has become the cooling capital equipment of contemporary clinker.But, easy generation " Red River ", " making a snowman " phenomenon because grate-cooler has that investment is large, power consumption is high, wearing and tearing are large, in too much, the clinker cooling procedure of complex technical process, auxiliary device, Deng shortcomings, cost of investment and the production cost in cement plant are increased, and this technical process is unfavorable for the sustainable development of cement industry.
Summary of the invention
The object of the invention is to the defect existing for prior art, propose a kind of cooling system of clinker, can overcome the shortcomings such as existing technological equipment investment is large, floor space is large, construction investment is large, auxiliary device is many, plant maintenance maintenance trouble.
To achieve these goals, the present invention adopts technical scheme as described below:
A kind of cooling system of clinker, comprise rotary kiln, kiln head cover, annular cooler, sack cleaner, machine for zipper, disintegrating machine and bucket chain conveyor, between rotary kiln and annular cooler, by kiln head cover, be communicated with, the feed end of described annular cooler is provided with the cloth tray that is positioned at kiln head cover, and cloth tray is positioned at the below of rotary kiln discharging port, annular cooler is divided and is had the first cooling section by its circumferential length, the second cooling section and the 3rd cooling section, first, two, the length of three cooling sections accounts for respectively 15%～30% of annular cooler circumferential length, 40%～60% and 15%～30%, first, two, on three cooling sections, be equipped with accordingly respectively 1 ~ 2, 2 ~ 4, 1 ~ 2 Fans, described sack cleaner is connected with the 3rd cooling section of annular cooler, the discharging opening of annular cooler is connected with disintegrating machine, disintegrating machine is connected with bucket chain conveyor, the below of the bellows on annular cooler is provided with machine for zipper, machine for zipper is connected with bucket chain conveyor.
Owing to adopting technique scheme, the present invention has following superiority:
(1), the in the situation that of same production line, identical film-cooled heat, the floor space of the annular cooler using in the utility model is 1/3～1/5 of grate-cooler floor space;
(2) annular cooler in the utility model can outdoorly be arranged without factory building, saves construction investment;
(3) high, the long service life of the annular cooler equipment operation reliability in the utility model, operating cost is low, repair and maintenance is relatively convenient;
(4) annular cooler in the utility model, owing to being annular running, is conducive to the uniform and concentrated of wind speed, air quantity, thereby can improves the cooling quality of grog;
(5) under identical film-cooled heat, the blower fan quantity setting on annular cooler is fewer, is equivalent to 1/4 left and right that tradition adopts the cooling usage quantity of grate-cooler;
Accompanying drawing explanation
Fig. 1 is process chart of the present utility model;
Fig. 2 is the floor plan of annular cooler in the utility model;
Fig. 3 is a-a cutaway view in Fig. 2;
Fig. 4 is b-b cutaway view in Fig. 2;
In figure: 1-rotary kiln; 2-tertiary-air pipe; 3-kiln head cover; 4-annular cooler; 5-cloth tray; 6-disintegrating machine; 7-machine for zipper; 8-blower fan; 9-bucket chain conveyor; 10-sack cleaner; 11-the first cooling section; 12-the second cooling section; 13-the 3rd cooling section; 14-chassis; 15-bellows; 16-grate plate.
The specific embodiment
In order to understand better the utility model, below in conjunction with embodiment, further illustrate content of the present utility model, but content of the present utility model is not only confined to the following examples.
In conjunction with Fig. 1-Fig. 4, a kind of cooling system of clinker, comprise rotary kiln 1, kiln head cover 3, annular cooler 4, sack cleaner 10, machine for zipper 7, disintegrating machine 6 and bucket chain conveyor 9, between rotary kiln 1 and annular cooler 4, by kiln head cover 3, be communicated with, the feed end of described annular cooler 4 is provided with the cloth tray 5 that is positioned at kiln head cover 3, and cloth tray 5 is positioned at the below of rotary kiln 1 discharging port, annular cooler 4 is divided and is had the first cooling section 11 by its circumferential length, the second cooling section 12 and the 3rd cooling section 13, first, two, the length of three cooling sections accounts for respectively 15%～30% of annular cooler circumferential length, 40%～60% and 15%～30%, first, two, on three cooling sections, be equipped with accordingly respectively 1 ~ 2, 2 ~ 4, 1 ~ 2 Fans 8, described sack cleaner 10 is connected with the 3rd cooling section 13 of annular cooler 4, the discharging opening of annular cooler 4 is connected with disintegrating machine 6, disintegrating machine 6 is connected with bucket chain conveyor 9, the below of the bellows 15 on annular cooler is provided with machine for zipper 7, machine for zipper 7 is connected with bucket chain conveyor 9.
Utilize the method for the cooling clinker of cooling system of described clinker, clinker is dropped in the cloth tray 5 that is positioned at kiln head cover 3 by the discharge end of rotary kiln 1, clinker through cloth tray 5, spread to uniformly on the chassis 14 of annular cooler, carry out cooling, clinker is done uniform circular motion in annular cooler, the process of clinker in rotary kiln 1 drops to the first cooling section 11, under the effect of the blower fan of the first cooling section, carry out tentatively cooling, the hot blast temperature producing is 900 ℃～1050 ℃, and this part of hot blast can enter in rotary kiln 1; Through preliminary cooling clinker, in the first cooling section, continue cooling, the hot blast temperature of the first cooling section 11 interior generations is 800 ℃～900 ℃, by the tertiary-air pipe 2 being connected with the dore furnace of rotary kiln 1 kiln tail is set on kiln head cover 3, this part hot blast is sent in dore furnace, for the material entering in rotary kiln is carried out to preheating; Clinker enters in the second cooling section 12 after the first cooling section, under the effect of the blower fan 8 setting on the second cooling section 12, continue cooling, the hot blast temperature producing in the second cooling section is 300 ℃～500 ℃, by hot air duct, this part hot blast is sent in waste heat power generation equipment or raw material roller mill or ball mill and is utilized; It is cooling that clinker enters into the interior continuation of the 3rd cooling section 13 after the second cooling section, and the hot blast temperature of the 3rd cooling section 13 interior generations is 80 ℃～150 ℃, and this part hot blast, after the sack cleaner 10 being connected with annular cooler, enters atmosphere; Clinker is after three cooling sections of annular cooler are cooling, via the discharging opening of annular cooler 4, enter into disintegrating machine 6 and carry out fragmentation, while entering disintegrating machine, the temperature of clinker is 65 ℃～120 ℃, the time of delivery of clinker in annular cooler is 30～45min, enters into bucket chain conveyor 9 and be admitted to cement clinker library after fragmentation completes; In addition, clinker is in annular cooler in cooling process, by the aperture in the grate plate 16 on chassis in annular cooler or the gap between grate plate, bled in the bellows 15 of annular cooler, by the unloading valve setting under bellows 15 base plates, bleed in the machine for zipper 7 of bellows belows, the bulk cargo in machine for zipper 7 is admitted to bucket chain conveyor 9 again.Cooling system of the present utility model can improve the cooling effect of clinker greatly, shortens cool time.
Claims (1)
1. the cooling system of a clinker, comprise rotary kiln (1), kiln head cover (3), annular cooler (4), sack cleaner (10), machine for zipper (7), disintegrating machine (6) and bucket chain conveyor (9), it is characterized in that: between rotary kiln and annular cooler, by kiln head cover, be communicated with, the feed end of described annular cooler is provided with the cloth tray (5) that is positioned at kiln head cover, and cloth tray is positioned at the below of rotary kiln discharging port, annular cooler (4) is divided and is had the first cooling section (11) by its circumferential length, the second cooling section (12) and the 3rd cooling section (13), first, two, the length of three cooling sections accounts for respectively 15%～30% of annular cooler circumferential length, 40%～60% and 15%～30%, first, two, on three cooling sections, be equipped with accordingly respectively 1～2, 2～4, 1～2 Fans (8), described sack cleaner (10) is connected with the 3rd cooling section (13) of annular cooler, the discharging opening of annular cooler (4) is connected with disintegrating machine (6), disintegrating machine is connected with bucket chain conveyor (9), the below of the bellows on annular cooler (15) is provided with machine for zipper (7), machine for zipper is connected with bucket chain conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320299824.4U CN203432365U (en) | 2013-05-29 | 2013-05-29 | Cement clinker cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320299824.4U CN203432365U (en) | 2013-05-29 | 2013-05-29 | Cement clinker cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432365U true CN203432365U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320299824.4U Expired - Fee Related CN203432365U (en) | 2013-05-29 | 2013-05-29 | Cement clinker cooling system |
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| Country | Link |
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| CN (1) | CN203432365U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322818A (en) * | 2013-05-29 | 2013-09-25 | 中信重工机械股份有限公司 | Cement clinker cooling system and method |
| CN107677135A (en) * | 2017-11-10 | 2018-02-09 | 胡锡文 | Clinker adverse current low-resistance cooler |
| CN114211617A (en) * | 2021-12-10 | 2022-03-22 | 张朝峰 | Cement clinker production equipment |
-
2013
- 2013-05-29 CN CN201320299824.4U patent/CN203432365U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322818A (en) * | 2013-05-29 | 2013-09-25 | 中信重工机械股份有限公司 | Cement clinker cooling system and method |
| CN107677135A (en) * | 2017-11-10 | 2018-02-09 | 胡锡文 | Clinker adverse current low-resistance cooler |
| CN107677135B (en) * | 2017-11-10 | 2023-09-08 | 胡锡文 | Counter-flow low-resistance cement clinker cooler |
| CN114211617A (en) * | 2021-12-10 | 2022-03-22 | 张朝峰 | Cement clinker production equipment |
| CN114211617B (en) * | 2021-12-10 | 2023-12-22 | 含山南方水泥有限公司 | Cement clinker production facility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20200529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |