CN217249657U - Hot air supply system of slag vertical mill - Google Patents
Hot air supply system of slag vertical mill Download PDFInfo
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- CN217249657U CN217249657U CN202220243556.3U CN202220243556U CN217249657U CN 217249657 U CN217249657 U CN 217249657U CN 202220243556 U CN202220243556 U CN 202220243556U CN 217249657 U CN217249657 U CN 217249657U
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- pipeline
- vertical mill
- kiln head
- exhaust
- slay
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The utility model belongs to the technical field of the slay is dried, especially, slay grinds hot air supply system immediately, including the grog cooler, the kiln head deposit room, kiln head AQC boiler, the natural gas hot-blast furnace, the slay grinds the exhaust fan immediately, the slay grinds immediately, the frequency conversion fan, the chimney, first dust remover and sack cleaner, the end of airing exhaust of grog cooler is connected with the air inlet end of kiln head deposit room through the pipeline, the discharge end of kiln head deposit room is connected with conveyor, the exhaust end of kiln head deposit room respectively with the sack cleaner through three pipeline, kiln head AQC boiler and frequency conversion fan are connected, the exhaust end of kiln head AQC boiler is connected with the air inlet end of sack cleaner through the pipeline, the exhaust end of sack cleaner is connected with the slay grinds the exhaust fan immediately through the pipeline. The utility model discloses simple structure, convenient operation through setting up many hot-blast delivery pipeline, can carry out recycle to the hot-blast of producing in the cement manufacture process, prevents that heat energy from being wasted.
Description
Technical Field
The utility model belongs to the technical field of the slay is dried, especially, slay grinds hot air supply system immediately.
Background
The slag powder is a novel building material which is just emerged in recent years, can improve the durability and the workability of concrete, and is a mineral fine admixture with excellent performance, so the production and the utilization of the slag powder are rapidly developed. At present, the production line of granulated blast furnace slag powder (slag powder for short) generally adopts grinding equipment such as ball milling, vertical milling and the like to process raw materials. Because the moisture content of the raw material grain slag is higher, the slag powder production line is generally provided with a hot air drying system to dry the raw material before grinding. Meanwhile, in order to prevent equipment from being blocked due to hardening caused by high moisture in the material transportation process, local heating of the equipment is required, a hot air pipeline branch is led out from a main hot air pipeline of a hot air furnace connected with a mill and directly leads to a part needing heating, but the rest heat generated in the cement production process is wasted, and cement clinker dust is adsorbed on a conveying pipeline in the hot air conveying process to influence the conveying efficiency of hot air.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a slay grinds hot air supply system immediately, includes that grog cooler, kiln head settling chamber, kiln head AQC boiler, natural gas hot-blast furnace, slay grind exhaust fan, slay immediately, frequency conversion fan, chimney, first dust remover and sack cleaner, the end of airing exhaust of grog cooler is connected with the air inlet end of kiln head settling chamber through the pipeline, the discharge end of kiln head settling chamber is connected with conveyor, and the exhaust end of kiln head settling chamber is connected with sack cleaner, kiln head AQC boiler and frequency conversion fan respectively through three pipeline, the exhaust end of kiln head AQC boiler is connected with the air inlet end of sack cleaner through the pipeline, the exhaust end of sack cleaner is connected with slay mill immediately through the pipeline, the exhaust end of frequency conversion fan is connected with slay mill immediately through the pipeline.
Conveyor is including drawing the zipper machine, it is equipped with the casing to draw the zipper machine top, the top is equipped with a plurality of suction hoods in the casing, there is the transport exhaust fan suction hood top through the pipe connection, there is the second dust remover to carry the exhaust end of exhaust fan through the pipe connection, the exhaust end of second dust remover is connected with the variable frequency fan through the pipeline, drops to drawing the zipper machine on through kiln head settling chamber exhaust cement grog, and cement grog produces heat energy and carries to the slay vertical mill, dries the slay.
The exhaust end that the slay was ground immediately is connected with first dust remover through the pipeline, the exhaust end of first dust remover is ground immediately with the slay through the pipeline and is connected, the exhaust end that the slay was ground immediately the exhaust fan is ground with the slay respectively through two pipelines and is connected with the chimney, and the mill exhaust waste gas filters the dust removal immediately to the slay, and hot-blast partly entering slay after the dust removal is ground immediately and is recycled, and another part is discharged through the chimney.
The equal flange joint of air inlet end of used pipeline has the filter that is arranged in filtering dust among the gas in this slay grinds hot air supply system immediately, filters the dust in hot-blast through the filter, prevents that the dust deposit from influencing hot-blast conveying efficiency inside the pipeline.
The exhaust end of the natural gas hot blast stove is connected with the slag vertical mill through a pipeline, and when hot air generated in the cement production process cannot meet the requirement of drying the slag, the hot air generated by the natural gas hot blast stove dries the slag.
Preferably, the first dust remover and the second dust remover are cyclone separators, and dust in hot air is filtered through the cyclone separators, so that pipelines are prevented from being blocked, and air is prevented from being polluted.
Preferably, the filter includes filter body, the joint has two filter screens in the filter body, is equipped with the deashing mechanism between two filter screens, the filter body rear side is equipped with sealing door, filters the dust in the gas through two filter screens, prevents that the dust from adsorbing on the pipeline inner wall.
Preferably, deashing mechanism includes lead screw and slide bar, the lead screw rotates with filter body to be connected, and lead screw one end stretches out filter body and the transmission is connected with two steering servo motor, the slide bar is connected with filter body, threaded connection has the slide on the lead screw, slide and slide bar sliding connection, and both ends all are equipped with the clearance brush about the slide, two clearance brushes respectively with two filter screen sliding connection, rotatory through two steering servo motor drive lead screws, the lead screw drives reciprocating motion from top to bottom of slide, the slide drives the clearance brush and clears up two filter screens, and the dust falls to filter body bottom, regularly clears up the dust through the sealing door.
The utility model discloses still including enabling this slay to grind other subassemblies of hot air supply system normal use immediately, be the conventional technical means in this field. In addition, the device or the component which is not limited in the utility model adopts the conventional technical means in the field.
When the utility model works, cement clinker is cooled by a clinker cooler, generated hot air and waste gas enter a kiln head settling chamber through a pipeline for dedusting, and part of the hot air after dedusting enters a slag vertical mill under the action of a variable frequency fan to dry slag; after dust removal of the kiln head settling chamber, a part of hot air and waste gas of the kiln head AQC boiler enter a slag vertical mill after dust removal of a bag-type dust remover, and the slag is dried; the heat energy of the cement clinker conveyed by the conveying device enters the slag vertical mill under the action of a conveying exhaust fan and a variable frequency fan, and the slag is dried; after the waste gas discharged from the exhaust end of the vertical slag mill is dedusted by a first deduster, one part of the waste gas is discharged through a chimney, and the other part of the waste gas enters the vertical slag mill to dry slag; when the hot air of above-mentioned each way can not satisfy the stoving to the slay, the hot-blast entering slay that the natural gas hot-blast furnace produced grinds immediately, dries the slay.
The beneficial effects of the utility model are that, simple structure, convenient operation through setting up many hot-blast delivery pipeline, can carry out recycle to the hot-blast of producing in the cement manufacture process, prevents that heat energy from being extravagant.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of a part of the structure of the conveying device of the present invention;
fig. 3 is a schematic structural diagram of the filter of the present invention.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings and specific embodiments in the embodiments of the present invention, and the description herein is only for explaining the present invention, but not for limiting the present invention. Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by those skilled in the art without creative efforts should be included in the protection scope of the present invention.
Examples
As shown in figures 1 to 3, a slag vertical mill hot air supply system comprises a clinker cooler 15, a kiln head settling chamber 14, a kiln head AQC boiler 13, a natural gas hot air furnace 5, a slag vertical mill exhaust fan 7, a slag vertical mill 11, a variable frequency fan 4, a chimney 9, a first dust remover 8 and a bag-type dust remover 12, the air exhaust end of the clinker cooler 15 is connected with the air inlet end of the kiln head settling chamber 14 through a pipeline, the material discharge end of the kiln head settling chamber 14 is connected with the conveying device 3, and the exhaust end of the kiln head settling chamber 14 is respectively connected with the bag-type dust collector 12, the kiln head AQC boiler 13 and the variable frequency fan 4 through three pipelines, the exhaust end of the kiln head AQC boiler 13 is connected with the air inlet end of the bag-type dust collector 12 through a pipeline, the exhaust end of the bag-type dust collector 12 is connected with the slag vertical mill 11 through a pipeline, and the exhaust end of the variable frequency fan 4 is connected with the slag vertical mill 11 through a pipeline.
Conveyor 3 is including drawing zipper machine 16, it is equipped with casing 17 to draw zipper machine 16 top, the top is equipped with a plurality of suction hoods 18 in the casing 17, there is transport exhaust fan 19 on 18 tops of suction hoods through the pipe connection, there is second dust remover 6 at the exhaust end of transport exhaust fan 19 through the pipe connection, the exhaust end of second dust remover 6 is connected with frequency conversion fan 4 through the pipeline, and 14 exhaust cement clinker of kiln head deposit room drop to drawing zipper machine 16 on, and the heat energy that cement clinker produced is carried to slay and is ground 11 immediately, dries the slay.
The slay grinds 11 exhaust end immediately is connected with first dust remover 8 through the pipeline, the exhaust end of first dust remover 8 is through pipeline and slay grind exhaust fan 7 immediately, slay grind exhaust fan 7 exhaust end immediately and grind 11 and chimney 9 with slay respectively through two pipelines and be connected, grind 11 exhaust waste gas to slay immediately and filter the dust removal, and hot-blast partly entering slay after the dust removal grinds 11 by reuse immediately, and another part is discharged through chimney 9.
The equal flange joint of air inlet end of used pipeline has the filter among this slay grinds hot air supply system immediately, filters the dust in the hot-blast through the filter, prevents that the dust deposit from influencing hot-blast transport efficiency inside the pipeline.
The exhaust end of the natural gas hot blast stove 5 is connected with the slag vertical mill 11 through a pipeline, and when hot air generated in the cement production process cannot meet the requirement of drying slag, the hot air generated by the natural gas hot blast stove 5 dries the slag.
The first dust remover 8 and the second dust remover 6 are cyclone separators, and dust in hot air is filtered through the cyclone separators, so that pipelines are prevented from being blocked, and air is prevented from being polluted.
The filter includes filter body 20, the joint has two filter screens 21 in the filter body 20, is equipped with the deashing mechanism between two filter screens 21, filter body 20 rear side is equipped with sealing door (not shown in the figure), filters the dust in the gas through two filter screens 21, prevents that the dust from adsorbing on the pipeline inner wall.
The deashing mechanism includes lead screw 23 and slide bar 22, lead screw 23 rotates with filter body 20 to be connected, and 23 one end of lead screw stretch out filter body 20 and the transmission is connected with two steering servo motor 26, slide bar 22 is connected with filter body 20, threaded connection has slide 24 on the lead screw 23, slide 24 and slide bar 22 sliding connection, and both ends all are equipped with cleaning brush 25 about slide 24, and two cleaning brush 25 respectively with two filter screen 21 sliding connection, it is rotatory through two steering servo motor 26 drive lead screws 23, lead screw 23 drives slide 24 up-and-down reciprocating motion, slide 24 drives cleaning brush 25 and clears up two filter screen 21, and the dust falls to filter body 20 bottom, regularly clears up the dust through the sealing door.
When the utility model works, hot air and waste gas generated by cooling cement clinker by the clinker cooler 15 enter the kiln head settling chamber 14 through the pipeline for dedusting, and part of the hot air after dedusting enters the slag vertical mill 11 under the action of the variable frequency fan 4 to dry the slag; a part of hot air after dust removal in the kiln head settling chamber 14 and waste gas discharged by the kiln head AQC boiler 13 enter the slag vertical mill 11 after dust removal by the bag-type dust remover 12, and the slag is dried; the heat energy of the cement clinker conveyed by the conveying device 3 enters the slag vertical mill 11 under the action of the conveying exhaust fan 19 and the variable frequency fan 4 to dry the slag; after the waste gas discharged from the exhaust end of the vertical slag mill 11 is dedusted by the first deduster 8, one part of the waste gas is discharged through a chimney 9, and the other part of the waste gas enters the vertical slag mill 11 to dry slag; when the hot air of each way can not satisfy the drying of slay, the hot air that natural gas hot-blast furnace 5 produced gets into slay and immediately grinds 11, dries the slay.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (4)
1. The utility model provides a hot-blast supply system of slay vertical mill, includes grog cooler, kiln head settling chamber, kiln head AQC boiler, natural gas hot-blast furnace, slay vertical mill exhaust fan, slay vertical mill, frequency conversion fan, chimney, first dust remover and sack cleaner, its characterized in that: the clinker cooling machine comprises a clinker cooling machine, a kiln head settling chamber, a bag-type dust remover, a kiln head AQC boiler, a variable frequency fan, a conveying device, a vertical slag mill, a hopper, a frequency converter and a hopper, wherein the hopper is arranged in the kiln head settling chamber;
the conveying device comprises a zipper machine, a shell is arranged at the top end of the zipper machine, a plurality of dust hoods are arranged at the top end in the shell, the top ends of the dust hoods are connected with a conveying exhaust fan through pipelines, the exhaust end of the conveying exhaust fan is connected with a second dust remover through a pipeline, and the exhaust end of the second dust remover is connected with a variable frequency fan through a pipeline;
the exhaust end of the slag vertical mill is connected with a first dust remover through a pipeline, the exhaust end of the first dust remover is connected with a slag vertical mill exhaust fan through a pipeline, and the exhaust end of the slag vertical mill exhaust fan is respectively connected with the slag vertical mill and a chimney through two pipelines;
the air inlet ends of pipelines used in the slag vertical mill hot air supply system are all connected with filters for filtering dust in gas in a flange mode;
and the exhaust end of the natural gas hot blast stove is connected with the slag vertical mill through a pipeline.
2. The slag vertical mill hot air supply system according to claim 1, characterized in that: the first dust remover and the second dust remover are cyclone separators.
3. The slag vertical mill hot air supply system according to claim 1, characterized in that: the filter comprises a filter body, two filter screens are connected in the filter body in a clamping mode, an ash removal mechanism is arranged between the two filter screens, and a sealing door is arranged on the rear side of the filter body.
4. The slag vertical mill hot air supply system according to claim 3, characterized in that: the deashing mechanism includes lead screw and slide bar, the lead screw rotates with filter body to be connected, and lead screw one end stretches out filter body and the transmission is connected with two steering servo motor, the slide bar is connected with filter body, threaded connection has the slide on the lead screw, slide and slide bar sliding connection, and both ends all are equipped with the clearance brush about the slide, two clearance brushes respectively with two filter screen sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220243556.3U CN217249657U (en) | 2022-01-28 | 2022-01-28 | Hot air supply system of slag vertical mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220243556.3U CN217249657U (en) | 2022-01-28 | 2022-01-28 | Hot air supply system of slag vertical mill |
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| CN217249657U true CN217249657U (en) | 2022-08-23 |
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| CN202220243556.3U Active CN217249657U (en) | 2022-01-28 | 2022-01-28 | Hot air supply system of slag vertical mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539969A (en) * | 2022-10-13 | 2022-12-30 | 山东龙之源节能环保科技有限公司 | Desulfurization waste acid making incineration system |
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2022
- 2022-01-28 CN CN202220243556.3U patent/CN217249657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539969A (en) * | 2022-10-13 | 2022-12-30 | 山东龙之源节能环保科技有限公司 | Desulfurization waste acid making incineration system |
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