CN110963728B - Air-floating gypsum aging equipment and using method thereof - Google Patents
Air-floating gypsum aging equipment and using method thereof Download PDFInfo
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- CN110963728B CN110963728B CN201911351742.8A CN201911351742A CN110963728B CN 110963728 B CN110963728 B CN 110963728B CN 201911351742 A CN201911351742 A CN 201911351742A CN 110963728 B CN110963728 B CN 110963728B
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- 230000032683 aging Effects 0.000 title claims abstract description 195
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 83
- 239000010440 gypsum Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000007667 floating Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000007664 blowing Methods 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 238000007790 scraping Methods 0.000 claims description 21
- 239000000428 dust Substances 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 8
- 239000000112 cooling gas Substances 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 150000004683 dihydrates Chemical class 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B11/00—Calcium sulfate cements
- C04B11/007—After-treatment of the dehydration products, e.g. aging, stabilisation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
The invention relates to air-floating gypsum aging equipment and a using method thereof, wherein the equipment comprises an aging barrel provided with a feed inlet and a discharge outlet, the feed inlet is higher than the discharge outlet, a plurality of layers of aging plates which are arranged between the feed inlet and the discharge outlet and are in tower arrangement are fixedly connected in the aging barrel, the aging plates are obliquely arranged, a blanking opening is arranged between one lower side of each aging plate and the side wall of the aging barrel, the blanking opening is opposite to one higher side of the adjacent aging plate from top to bottom, materials fall to one higher side of the lower aging plate through the blanking opening, a plurality of air blowing openings which are communicated with an air source device and blow air upwards are arranged on the aging plates, gypsum enters the aging barrel from the feed inlet and falls down on the aging plates in sequence, finally is discharged from the discharge outlet, and cooling gas blown upwards by the air blowing openings blows up gypsum on the aging plates in the falling process, so that the mixing aging of the gypsum is accelerated, the cooling equipment of the invention has small occupied area, stable and uniform aging quality and high cooling efficiency.
Description
Technical Field
The invention relates to the technical field of gypsum processing, in particular to air-floating type gypsum aging equipment and a using method thereof.
Background
For the calcined gypsum which is just calcined, most of the phase is semi-hydrated gypsum, but the calcined gypsum contains a small amount of dihydrate gypsum and anhydrous gypsum, the temperature of the material is 140-180 ℃, and the material directly enters a storage bin and the like, so that phase components can fluctuate, and the phenomena of large standard thick water demand, low strength, unstable setting time and the like occur after the preparation. Meanwhile, the high material temperature also affects the product package and the dosage of the additive of downstream products. Therefore, the calcined building gypsum powder generally needs to be aged and cooled, so that the residual dihydrate gypsum in the material can absorb heat and further be converted into semi-hydrated gypsum, and meanwhile, the soluble anhydrous gypsum in the material can absorb the moisture in the space and be converted into semi-hydrated gypsum, and the conversion of phase components and certain changes of crystals are the aging process of the calcined gypsum. Because gypsum can be dehydrated continuously at more than 60 ℃, the phase component is changed again, and cooling must be carried out in the ageing engineering, so that the quality stability of the product is ensured.
At present, the building gypsum is aged by adopting a mechanical ageing mode, the existing ageing device has the problems of large occupied area, uneven ageing and lower ageing efficiency, and the aged gypsum enters a special cooler for cooling.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides air-floating gypsum aging equipment with small occupied area, uniform aging and high efficiency and a use method thereof.
The invention is realized by the following technical scheme, and provides air-floating gypsum aging equipment, which comprises an aging barrel provided with a feed inlet and a discharge outlet, wherein the feed inlet is higher than the discharge outlet, a plurality of layers of aging plates which are arranged between the feed inlet and the discharge outlet and are in tower arrangement are fixedly connected in the aging barrel, the aging plates are obliquely arranged, a blanking port is arranged between one side of each aging plate, which is lower, and the side wall of the aging barrel, which is higher than the adjacent aging plate, is vertically opposite to one side, which is higher than the lower layer of the aging plate, of the material falls to one side, which is higher, of the lower layer of the aging plate through the blanking port, a plurality of air blowing ports which are communicated with an air source device and used for blowing air are arranged on the aging plates, and an air outlet is arranged above the aging barrel.
The building gypsum in this scheme gets into the ageing bucket from the feed inlet to fall in proper order on the ageing board, finally follow the discharge gate and discharge, the in-process of whereabouts, the cooling gas that the gas-blowing mouth upwards blew off blows up the gypsum on the ageing board, thereby accelerates the mixed ageing of gypsum, and cools off the gypsum.
As optimization, the direction of the air blowing opening is perpendicular to the aging plate, and the inclination angle of the aging plate is 2-5%. The orientation of gas blowing port is perpendicular with the ageing board in this scheme to make the cooling wind of gas blowing port perpendicular with the material on the ageing board, make the fluidified material follow ageing board incline direction and flow.
Preferably, the gypsum aging device further comprises a material conveying mechanism for conveying the gypsum to the feeding hole of the aging barrel. The material conveying mechanism in this scheme is used for carrying the ageing bucket feed inlet with gypsum.
As an optimization, the material conveying mechanism is a bucket elevator, and the bucket elevator is arranged at one side close to the upper side of the uppermost aging plate. The material conveying mechanism in this scheme is the bucket elevator, and the vertical setting of bucket elevator, and the bucket elevator sets up in being close to the higher one side of top ageing board to the gypsum that falls into top ageing board in the bucket elevator of being convenient for flows along ageing board incline direction.
As optimization, the exhaust port is provided with a pulse belt type dust collection device for maintaining the negative pressure of the system. The dust collecting device arranged in the scheme is a pulse belt type dust collecting device and is used for collecting dust, maintaining negative pressure of the system and preventing the dust from drifting and polluting the environment.
As optimization, the horizontal conveying device is arranged below the discharge hole. The horizontal conveying device arranged in the scheme is used for conveying gypsum flowing out of the discharge hole to the next processing procedure.
As optimization, the aging barrel comprises a plurality of aging barrel modules which are sequentially connected up and down. Through setting up the quantity of ageing bucket module, can adjust the height of ageing bucket, satisfy the ageing cooling effect of different building gypsum output.
The scraper device is arranged above the highest aging plate and comprises a scraper plate arranged above the aging plate and a scraper drive for driving the scraper plate to move along the inclination direction of the aging plate. The scraping plate that sets up in this scheme removes along ageing board incline direction for evenly distributing the gypsum on the Fang Chenhua boards of top, adjustment gypsum layer's height and width.
As optimization, the aging plate is fixedly connected to the side wall of the aging barrel through bolts, and bolt connecting holes in the side wall of the aging barrel are long holes. In the scheme, the bolt connecting hole on the side wall of the ageing barrel is a long hole, so that the inclination angle of the ageing plate can be adjusted.
The application method of the air-floating gypsum aging device is characterized by comprising the following steps of: the method comprises the following steps:
a. delivering building gypsum to a feed inlet of an aging barrel through a bucket elevator;
b. The gypsum falls onto the ageing plates in the ageing barrel, slides downwards along the inclination direction of the ageing plates, and falls to the highest position of the ageing plates below through the blanking port, so that the gypsum falls down along each ageing plate below repeatedly;
c. the air is blown upwards through the air distribution air blowing port on the aging plate, so that the gypsum is fluidized from the aging plate, the mixed aging of the gypsum can be accelerated, and the gypsum is cooled;
d. Collecting gypsum dust of the aging barrel through a dust collecting device and keeping micro negative pressure clean production;
e. gypsum flows into the horizontal conveying device from the discharge port of the aging barrel and is conveyed to the next processing procedure through the horizontal conveying device.
The beneficial effects of the invention are as follows: according to the air-floating type gypsum aging device and the application method thereof, building gypsum enters the aging barrel from the feed inlet, sequentially falls on the aging plate, is finally discharged from the discharge outlet, and cooling gas blown upwards by the air blowing port fluidizes the gypsum on the aging plate in the falling process, so that the mixing and aging of the gypsum are accelerated, the gypsum is cooled, and the aging cooling device disclosed by the invention has the advantages of small occupied area, uniform aging and high cooling efficiency.
Drawings
FIG. 1 is a schematic view of the internal structure of the front face of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic front interior view of an aging bucket module of the present invention;
FIG. 4 is a top view of an aging barrel module of the present invention;
FIG. 5 is a top view of the top aging bucket module of the present invention;
The figure shows:
1. The device comprises an ageing barrel, 2, a feeding hole, 3, a discharging hole, 4, an ageing plate, 5, a blanking hole, 6, an air blowing hole, 7, a bucket elevator, 8, a dust collecting device, 9, a horizontal conveying device, 10, an ageing barrel module, 11, a scraping device, 12, a scraping plate, 13, a scraping drive, 14, an air pump, 15, a bucket elevator feeding hole, 16, an intermediate air pipe, 17 and a total air pipe.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in figures 1-5, the air-floating gypsum aging equipment comprises an aging barrel 1 provided with a feed inlet 2 and a discharge outlet 3, wherein the aging barrel 1 is vertically arranged, the upper end and the lower end of the aging barrel are provided with openings, the upper end is the feed inlet 2, the lower end is the discharge outlet, a plurality of layers of aging plates 4 which are arranged between the feed inlet 2 and the discharge outlet 3 and in tower arrangement are fixedly connected in the aging barrel 1, the aging plates 4 are square plates, the aging plates 4 are obliquely arranged, the inclination angle of the aging plates 4 is 2-5 degrees, a blanking opening 5 is arranged between one lower side of the aging plates 4 and the side wall of the aging barrel, the other three sides are fixedly connected with the inner wall of the aging barrel 1 in a sealing manner, the blanking opening 5 is opposite to one upper side and lower side of the adjacent aging plates 4, and materials fall to one higher side of the lower layer of the aging plates 4 through the blanking opening 5.
The ageing plate is fixedly connected to the side wall of the ageing barrel through bolts, a vertical plate is fixedly connected to the edge, connected with the side wall of the ageing barrel, of the ageing plate, a connecting hole is formed in the vertical plate, and the bolt connecting hole in the side wall of the ageing barrel is a long hole, so that the inclination angle of the ageing plate can be adjusted.
The ageing bucket 1 includes a plurality of ageing bucket modules 10, and a plurality of ageing bucket modules 10 connect from top to bottom in proper order, and an ageing board 4 is fixed in every ageing bucket module 10, can constitute an ageing bucket 1 with a plurality of ageing bucket modules 10 vertical connection, through adjusting the quantity of ageing bucket modules 10, can adjust the height of ageing bucket 1, and adjacent ageing bucket modules 10 pass through bolted connection, and the installation direction is opposite about the adjacent ageing bucket modules 10 from top to bottom to make inside ageing board 4 opposite direction.
The aging plate 4 is provided with a plurality of air blowing ports 6 which are communicated with an air source device and blow upwards. The number of the air blowing openings 6 is 30, the air blowing openings 6 are arranged in 5 rows and 6 columns, an air blowing pipe is fixedly connected below each air blowing opening 6, and the direction of each air blowing opening 6 is perpendicular to the aging plate 4.
The same row of air blowing pipes are communicated with the same middle air pipe 16,5 rows of 5 middle air pipes 16 are communicated with the same main air pipe 17, and the main air pipe 17 is communicated with an air source through a pipeline, and the air source is an air pump 14 in the embodiment.
The device also comprises a material conveying mechanism for conveying the gypsum to the feeding hole of the aging barrel. The material conveying mechanism is a bucket elevator 7, a bucket elevator feed inlet 15 is arranged below the bucket elevator 7, gypsum enters the bucket elevator from the bucket elevator feed inlet 15, and the bucket elevator 7 is arranged on one side close to the upper side of the uppermost aging plate, so that when gypsum at the top of the bucket elevator 7 falls onto the uppermost aging plate 4 along a parabola, the horizontal direction of the parabola is consistent with the movement direction of the gypsum in the uppermost Fang Chenhua plate 4.
The ageing bucket 1 top is equipped with the gas vent, and the gas vent sets up in ageing bucket 1's feed inlet 2 top, be provided with the pulse belt dust arrester installation 8 that keeps the system negative pressure on the gas vent, dust arrester installation is used for collecting the raise dust that ageing bucket 1 and bucket elevator caused, and the gypsum raise dust of collection is collected in the ageing bucket through the belt dust remover, and waste gas is up to standard and is discharged to the atmosphere.
And the horizontal conveying device 9 is arranged below the discharge hole. The horizontal conveying device 9 is a screw conveyor, and a feed inlet of the screw conveyor is arranged below the discharge port 3 of the ageing barrel 1.
The automatic feeding device is characterized by further comprising a scraping device 11 arranged above the highest ageing plate 4, the scraping device 11 comprises a scraping plate 12 arranged above the ageing plate and a scraping driving device 13 for driving the scraping plate to move along the inclination direction of the ageing plate, the scraping driving device 13 is two cylinders fixedly connected above the ageing plate 4, the two cylinders are respectively arranged on two sides of the blanking port 5, the axis of each cylinder is parallel to the ageing plate 4, a dustproof plate for wrapping the cylinder is arranged on a shell of each cylinder, a dustproof sleeve capable of stretching along with the telescopic shaft is sleeved on the telescopic shaft of each cylinder, two ends of the dustproof sleeve are respectively fixedly connected on the shell of each cylinder and the end parts of the telescopic shafts of the cylinders, so that gypsum powder is prevented from being adhered to the telescopic shafts, the scraping plates 12 are fixedly connected on the telescopic shafts of the two cylinders, the lower end faces of the scraping plates and the ageing plates are kept a certain distance, the height of each scraping plate is not too high, and the gypsum is prevented from being pushed to one side far away from the blanking port 5 when the scraping plates are recovered.
When the cylinder stretches, the scraping plate 12 is located at one side far away from the blanking port 5, when gypsum is piled on the ageing plate 4, the cylinder contracts to drive the scraping plate to move along the inclined direction of the ageing plate 4, and the piled gypsum is scraped to one side of the blanking port.
The application method of the invention comprises the following steps:
Gypsum is fed into the bucket elevator 7 from the bucket elevator feed port 15, and is transported by the bucket elevator 7 to the feed port 2 of the aging barrel 1.
The gypsum falls onto the aging plates 4 in the aging barrel 1 and slides downwards along the inclined direction of the aging plates 4, and falls to the highest position of the aging plates 4 below through the blanking port 5, so that the gypsum falls down along each aging plate 4 below repeatedly.
The air blowing port 6 on the aging plate 4 blows air upwards to blow the gypsum up from the aging plate 4 to fluidize materials, so that the mixing and aging of the gypsum can be accelerated, and the gypsum can be cooled.
And collecting gypsum dust in the ageing barrel 1 through a dust collecting device.
Gypsum flows from the discharge port 3 of the aging barrel 1 into the horizontal conveying device 9, and is conveyed to the next processing procedure through the horizontal conveying device 9.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present invention and not for limiting the same, and the present invention has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.
Claims (8)
1. An air-floating gypsum aging device is characterized in that: including opening ageing bucket (1) that has feed inlet (2) and discharge gate (3), feed inlet (2) are higher than the discharge gate, and the rigid coupling has multilayer to be located ageing board (4) that are arranged between feed inlet (2) and discharge gate (3) in ageing bucket (1), ageing board slope setting is equipped with blanking mouth (5) between ageing board (4) lower one side and the ageing bucket lateral wall, blanking mouth (5) are relative from top to bottom with the higher one side of adjacent ageing board (4), and the material falls lower floor's ageing board (4) higher one side through blanking mouth (5), be equipped with a plurality of air vents (6) that communicate and upwards cloth wind on ageing board (4), ageing bucket (1) top is equipped with the gas vent, still including setting up in the horizontal conveying device (9) of discharge gate below, still including setting up scraping material device (11) in the top of the ageing board of highest (4), scraping material device (11) are along the ageing board of scraping board removal (13) of scraping board and drive direction of scraping board.
2. An air-floating gypsum aging apparatus according to claim 1, wherein: the direction of the air blowing opening (6) is perpendicular to the ageing plate (4), and the inclination angle of the ageing plate (4) is 2-5 degrees.
3. An air-floating gypsum aging apparatus according to claim 1, wherein: the device also comprises a material conveying mechanism for conveying the building gypsum to the feeding hole of the aging barrel.
4. An air-floating gypsum aging apparatus according to claim 3, wherein: the material conveying mechanism is a bucket elevator (7), and the bucket elevator (7) is arranged on one side close to the upper side of the uppermost aging plate.
5. An air-floating gypsum aging apparatus according to claim 1, wherein: the exhaust port is provided with a pulse belt type dust collection device (8) for maintaining negative pressure of the system.
6. An air-floating gypsum aging apparatus according to claim 1, wherein: the ageing bucket (1) comprises a plurality of ageing bucket modules (10), and the ageing bucket modules (10) are sequentially connected up and down.
7. An air-floating gypsum aging apparatus according to claim 1, wherein: the aging plate is fixedly connected to the side wall of the aging barrel through bolts, and bolt connecting holes in the side wall of the aging barrel are long holes.
8. The application method of the air-floating gypsum aging device is characterized by comprising the following steps of: the method comprises the following steps:
a. delivering building gypsum to a feed inlet (2) of an ageing barrel (1) through a bucket elevator (7);
b. The gypsum falls onto the aging plates (4) in the aging barrel (1) and slides downwards along the inclined direction of the aging plates (4), and falls to the highest position of the aging plates (4) below through the blanking port (5), so that the gypsum falls down along each aging plate (4) below in a reciprocating manner;
c. The air blowing port (6) on the aging plate (4) blows air upwards to blow and fluidize the gypsum from the aging plate (4), so that the mixing and aging of the gypsum can be accelerated, and the gypsum is cooled;
d. collecting gypsum dust of the aging barrel (1) through a pulse belt type dust collection device;
e. Gypsum flows into the horizontal conveying device (9) from the discharge port (3) of the ageing barrel (1), and is conveyed to the next processing procedure through the horizontal conveying device (9).
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CN201911351742.8A CN110963728B (en) | 2019-12-25 | 2019-12-25 | Air-floating gypsum aging equipment and using method thereof |
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CN201911351742.8A CN110963728B (en) | 2019-12-25 | 2019-12-25 | Air-floating gypsum aging equipment and using method thereof |
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CN110963728B true CN110963728B (en) | 2024-06-04 |
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CN111377624B (en) * | 2020-04-17 | 2023-12-22 | 青岛量子元基环保科技有限公司 | Gypsum evaporation cooling aging tower |
CN115724605B (en) * | 2022-11-25 | 2024-04-16 | 中国科学院过程工程研究所 | Quick ageing system and method for gypsum |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2837751Y (en) * | 2004-12-21 | 2006-11-15 | 周良权 | Fluidized drier and moveable bed drier combined drying apparatus |
CN107044784A (en) * | 2015-08-20 | 2017-08-15 | 山东新开元环保科技有限公司 | The cooling tower of β building gypsum plasters |
CN107056108A (en) * | 2017-05-09 | 2017-08-18 | 宁波北新建材有限公司 | A kind of land plaster cooling conveying and accelerated ageing equipment |
CN211688839U (en) * | 2019-12-25 | 2020-10-16 | 泰安杰普石膏科技有限公司 | Air-floating type gypsum aging equipment |
-
2019
- 2019-12-25 CN CN201911351742.8A patent/CN110963728B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2837751Y (en) * | 2004-12-21 | 2006-11-15 | 周良权 | Fluidized drier and moveable bed drier combined drying apparatus |
CN107044784A (en) * | 2015-08-20 | 2017-08-15 | 山东新开元环保科技有限公司 | The cooling tower of β building gypsum plasters |
CN107056108A (en) * | 2017-05-09 | 2017-08-18 | 宁波北新建材有限公司 | A kind of land plaster cooling conveying and accelerated ageing equipment |
CN211688839U (en) * | 2019-12-25 | 2020-10-16 | 泰安杰普石膏科技有限公司 | Air-floating type gypsum aging equipment |
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