CN115727660A - Drying device and drying method for preparing ammonium paratungstate - Google Patents
Drying device and drying method for preparing ammonium paratungstate Download PDFInfo
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- CN115727660A CN115727660A CN202211509458.0A CN202211509458A CN115727660A CN 115727660 A CN115727660 A CN 115727660A CN 202211509458 A CN202211509458 A CN 202211509458A CN 115727660 A CN115727660 A CN 115727660A
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Abstract
The invention relates to the technical field of ammonium paratungstate preparation, and discloses a drying device for ammonium paratungstate preparation and a drying method thereof. Carry ammonium paratungstate crystallization through conveying unit, the rethread strikes the upset unit and constantly strikes the top and hits conveying unit for ammonium paratungstate crystallization is at the continuous turn-over of transportation, thereby reaches the more even effect of stoving to ammonium paratungstate crystallization in the transportation.
Description
Technical Field
The invention relates to the technical field of ammonium paratungstate preparation, in particular to a drying device and a drying method for ammonium paratungstate preparation.
Background
Ammonium paratungstate is a chemical substance, mainly white crystal, and is used as an important intermediate in tungsten metallurgy industry, and besides being used for producing tungsten oxide, ammonium metatungstate, metal tungsten powder, tungsten strips, tungsten wires and hard alloys, ammonium paratungstate can also be used as a coloring agent in ceramic industry, a catalyst in petrochemical industry and a water-absorbing gel in chemical industry.
Ammonium paratungstate mainly uses waste catalyst and low tungsten ore as raw materials when making, through calcination (waste catalyst), ball-milling, alkali boil, filter pressing, crystallization, dissolution, adsorption, analysis, remove Mo, crystallization, stoving etc. process produce ammonium paratungstate, wherein in crystallization stoving process, ammonium tungstate solution moisture evaporation obtains ammonium paratungstate crystallization, then obtain finished product ammonium paratungstate through drying, and crystallization and stoving all adopt outside purchase steam to carry out the jacket indirect heating in the drying oven, the steam condensate water gets into the condensate water pond with the retrieval and utilization, when drying ammonium paratungstate crystallization, on the one hand because of the moisture infiltration in the ammonium paratungstate crystallization is darker, in order to ensure the dryness fraction, required stoving time is longer, and drying equipment area is too big, on the other hand, in the stoving in-process, ammonium paratungstate crystallization is static relatively to the one side of laminating with the conveyer belt is difficult to play the stoving effect, lead to dry inhomogeneous.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme: a drying device for preparing ammonium paratungstate comprises a processing box, wherein a feeding pipeline is fixedly installed on the left side of the processing box, a steam drying box is installed inside the processing box, a material conveying mechanism is installed inside the processing box, the material conveying mechanism and the steam drying box are arranged at intervals, the material conveying mechanism is distributed in a bow shape, a material crushing mechanism is installed along one end of the motion track of the material conveying mechanism, a discharging pipeline is fixedly installed at the right end of the processing box, and a condensate water collecting box is installed on the lower side of the processing box;
the material conveying mechanism comprises a driving unit, the surface of the driving unit is provided with a conveying unit, one end, away from the driving unit, of the conveying unit is provided with a limiting supporting wheel, one end, close to the driving unit, of the conveying unit is provided with a power transmission unit, a transmission toothed belt is installed on the power transmission unit, one side, away from the driving unit, of the power transmission unit is provided with a plurality of impact overturning units, and the impact overturning units are located on the inner side of the driving unit.
Furthermore, the driving unit comprises a first supporting rod, the front end and the rear end of the first supporting rod are fixedly connected with the inner wall of the processing box, the annular surface of the first supporting rod is rotatably connected with two driving gears which are symmetrically paired front and back, a belt supporting wheel is fixedly mounted between the two driving gears, and the annular surface of the belt supporting wheel is connected with the conveying unit.
Furthermore, the conveying unit comprises a conveying belt, the conveying belt is wound on the surfaces of the belt supporting wheel and the limiting supporting wheel, and a convex block is fixedly mounted on the outer side of the conveying belt and is arc-shaped.
Further, the power transmission unit is including the second bracing piece, second bracing piece front and back end and processing incasement wall fixed connection, the second bracing piece annular face rotates and is connected with the band pulley of two front and back symmetries, band pulley annular face and the inboard sliding connection of drive cog belt, two the equal fixed mounting of band pulley opposite face has drive gear, drive gear is connected with the drive gear meshing, the drive gear diameter is less than the drive gear diameter.
Further, strike upset unit including the third bracing piece, third bracing piece front and back end and processing incasement wall fixed connection, the third bracing piece front and back end rotates and is connected with two atress gears, atress gear ring face and the inboard swing joint of driving cog belt, two the equal fixedly connected with spacing dish of the opposite face of atress gear, two spacing dish opposite face fixedly connected with support column, spacing dish ring face fixedly connected with connecting rod, both ends the common fixedly connected with of one end that spacing dish was kept away from to the connecting rod strikes the piece, the one end that strikes the piece and is close to spacing dish rotates and is connected with the stabilizer wheel, the stabilizer wheel rotates with the support column surface and is connected, support column ring face and conveyer belt inner wall looks butt.
Further, material crushing mechanism is including the extrusion piece, the extrusion piece is located processing incasement portion, extrusion piece and processing case sliding connection, the inside cavity of having seted up of extrusion piece, the output unit of symmetry around extrusion piece internally mounted has two, the one end swing joint that material conveying mechanism was kept away from to the output unit has the dwang, the output unit mid-mounting has the nut, nut and the inside fixed connection of processing incasement, the inside transmission gear group that just is located the output unit of extrusion piece upper and lower extreme all installs, the inside one end that just is located transmission gear group and is close to material conveying mechanism of extrusion piece installs grinding unit, connect and the linkage belt between the grinding unit, the load-carrying unit is installed to one side that steam drying case is close to material crushing mechanism.
Further, the output unit is including the hob, the hob is close to material conveying mechanism's one end fixedly connected with driving gear, the driving gear is located inside the extrusion piece, the driving gear is connected with the meshing of transmission gear group, the driving gear diameter is greater than transmission gear group diameter, the spacing kicking-off of one end fixedly connected with of hob is kept away from to the driving gear, square groove has been seted up to one side that the driving gear was kept away from to the hob, square inslot portion and dwang sliding connection.
Further, the grinding unit is including rolling tooth post, rolling tooth post is connected with the inside rotation of extrusion piece, rolling tooth post toroidal surface and linkage belt swing joint, with transmission gear train keeps same epaxial rolling tooth post of water flat and transmission gear train fixed connection, the one end fixedly connected with that the rolling tooth post is close to the load-bearing unit rotates the grinding cylinder, the one end fixed mounting that the rolling tooth post was kept away from to the rotation grinding cylinder has the grinding nail, the grinding nail is located the extrusion piece outside.
Furthermore, the bearing unit comprises an extrusion plate, the extrusion plate is rotatably connected with the inside of the steam drying box, one side of the extrusion plate, away from the extrusion block, is rotatably connected with a roller, one side of the roller, away from the extrusion plate, is rotatably connected with a slide rod, the surface of the slide rod is provided with a compression spring, and the slide rod is positioned inside the steam drying box.
The drying method for preparing the ammonium paratungstate is completed by matching the drying device for preparing the ammonium paratungstate, and comprises the following steps of:
s1, when drying ammonium paratungstate crystals, introducing hot steam from a steam drying box, and pouring the ammonium paratungstate crystals into the upper end of a material conveying mechanism in a processing box through a feeding pipeline;
s2, conveying ammonium paratungstate crystals through the material conveying mechanism, continuously drying and heating the ammonium paratungstate crystals of the material conveying mechanism through an interlayer of the processing box by hot steam in the steam drying box, and continuously turning over the ammonium paratungstate crystals by the material conveying mechanism;
s3, in the process that ammonium paratungstate crystals fall from the first layer of material conveying mechanism to the second layer of material conveying mechanism, the falling ammonium paratungstate crystals are crushed by the material crushing mechanism;
s4, drying the water in the ammonium paratungstate crystal again by the crushed ammonium paratungstate crystal under the drying action of a steam drying box;
s5, conveying the dried ammonium paratungstate crystals into a third layer of material conveying mechanism, and outputting from the right end of a discharging pipeline, wherein hot steam in a steam drying box forms things after drying, and condensed water is collected in a condensed water collecting box after being collected.
The invention has the beneficial effects that:
1. according to the invention, the material conveying mechanism is designed into a bow shape and is matched with the steam drying box, so that the processing and drying time is long, the drying quality is improved, and the floor area of the drying equipment is reduced.
2. According to the invention, the ammonium paratungstate crystals are conveyed by the conveying unit, and then the conveying unit is continuously impacted and collided by the impacting and overturning unit, so that the ammonium paratungstate crystals are continuously overturned in the conveying process, and the effect of drying the ammonium paratungstate crystals more uniformly in the conveying process is achieved.
3. According to the invention, the falling ammonium paratungstate crystals are extruded and crushed by the extrusion block in the bearing unit, so that the ammonium paratungstate crystals are dried more thoroughly, and meanwhile, the ammonium paratungstate crystals crushed by the grinding unit are ground, so that the crushing effect is improved.
Drawings
Fig. 1 is a perspective view of the overall structure of the present invention.
FIG. 2 is a partial cross-sectional view of the construction of the process tank of the present invention.
Fig. 3 is a schematic view of the material conveying mechanism of the present invention.
Fig. 4 is a partial enlarged view of the structure of the area a in fig. 3 according to the present invention.
Fig. 5 is a front view of the material transfer mechanism of the present invention.
Figure 6 is a partial front view of the material reduction mechanism of the present invention.
Figure 7 is a partial top view of the material reduction mechanism of the present invention.
In the figure: 1. a processing box; 2. a feed conduit; 3. a steam drying box; 4. a material conveying mechanism; 41. a drive unit; 411. a first support bar; 412. a drive gear; 413. a belt supporting wheel; 42. a conveying unit; 421. a conveyor belt; 422. a bump; 43. a power transmission unit; 431. a second support bar; 432. a pulley; 433. a transmission gear; 44. a drive toothed belt; 45. an impact overturning unit; 451. a third support bar; 452. a stressed gear; 453. a support column; 454. a limiting disc; 455. a connecting rod; 456. an impact member; 457. a stabilizing wheel; 46. a limiting support wheel; 5. a material crushing mechanism; 51. extruding the block; 52. an output unit; 521. a screw rod; 522. a square groove; 523. a driving gear; 524. a limiting top piece; 53. a nut; 54. rotating the rod; 55. a transfer gear set; 56. a grinding unit; 561. rolling the toothed column; 562. rotating the grinding column; 563. grinding nails; 57. a linkage belt; 58. a carrying unit; 581. a pressing plate; 582. a roller; 583. a slide bar; 584. a compression spring; 6. a discharge pipeline; 7. and a condensed water collecting tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1 and 2, a drying device for ammonium paratungstate preparation, including processing case 1, 1 left side fixed mounting of processing case has feed pipe 2, 1 internally mounted of processing case has steam stoving case 3, 1 internally mounted of processing case has material conveying mechanism 4, material conveying mechanism 4 sets up with 3 intervals of steam stoving case, material conveying mechanism 4 is bow font and distributes, install material crushing mechanism 5 along the one end of 4 motion trails of material conveying mechanism, 1 right-hand member fixed mounting of processing case has ejection of compact pipeline 6, processing case 1 downside is installed the comdenstion water and is gathered case 7.
When drying the ammonium paratungstate crystallization, let in hot steam from steam stoving case 3, pour the ammonium paratungstate crystallization through charge-in pipeline 2 and go into the 4 upper ends of material conveying mechanism of processing case 1 inside again, carry the ammonium paratungstate crystallization through material conveying mechanism 4, and hot steam in steam stoving case 3 is through the interbedded layer of processing case 1 to the continuous stoving heating of material conveying mechanism 4 ammonium paratungstate crystallization, material conveying mechanism 4 divides the ammonium paratungstate crystallization constantly and turns over simultaneously, make the stoving heating more even, accelerate the stoving work of ammonium paratungstate crystallization, when ammonium paratungstate crystallization falls to second floor material conveying mechanism 4 from the material conveying mechanism 4 of first floor, material crushing mechanism 5 smashes the ammonium paratungstate crystallization that drops, the ammonium paratungstate crystallization after smashing dries the inside moisture of ammonium paratungstate crystallization again under the stoving effect of steam stoving case 3, make the stoving more thorough, the ammonium paratungstate crystallization after drying advances the transport of third floor material conveying mechanism 4, from ejection of compact pipeline 6 has single output, and steam stoving case 3 is located the steam stoving case and is collected the comdenstion water and is collected 7 after the comdenstion water is collected.
Referring to fig. 3, the material conveying mechanism 4 includes a driving unit 41, a conveying unit 42 is installed on the surface of the driving unit 41, a limit supporting wheel 46 is installed at one end of the conveying unit 42 away from the driving unit 41, a power transmission unit 43 is installed at one end of the driving unit 41 close to the limit supporting wheel 46, a transmission toothed belt 44 is installed on the power transmission unit 43, a plurality of impact turning units 45 are installed at one side of the power transmission unit 43 away from the driving unit 41, and the impact turning units 45 are located inside the driving unit 41.
Referring to fig. 3 and 5, the driving unit 41 includes a first supporting rod 411, the front end and the rear end of the first supporting rod 411 are fixedly connected to the inner wall of the processing box 1, the annular surface of the first supporting rod 411 is rotatably connected to two driving gears 412 symmetrically paired front and rear, a belt supporting wheel 413 is fixedly installed between the two driving gears 412, and the annular surface of the belt supporting wheel 413 is connected to the conveying unit 42.
Referring to fig. 4 and 5, the power transmission unit 43 includes a second support rod 431, the front end and the rear end of the second support rod 431 are fixedly connected to the inner wall of the processing box 1, the annular surface of the second support rod 431 is rotatably connected to two symmetrical belt wheels 432, the annular surface of the belt wheels 432 is slidably connected to the inner side of the transmission toothed belt 44, the opposite surfaces of the two belt wheels 432 are fixedly provided with a transmission gear 433, the transmission gear 433 is engaged with the drive gear 412, and the diameter of the transmission gear 433 is smaller than that of the drive gear 412.
When the ammonium paratungstate crystals are dumped at the upper end of the first layer material conveying mechanism 4 through the feeding pipeline 2, namely, the ammonium paratungstate crystals at the upper end of the conveying unit 42 are dumped at the upper end of the conveying unit 42, the external drive drives the driving gear 412 to rotate around the first supporting rod 411, so that the belt supporting wheel 413 drives the conveying unit 42 to move, the ammonium paratungstate crystals at the upper end of the conveying unit 42 move rightwards, when the driving gear 412 rotates, the transmission gear 433 is meshed with the driving gear 412, the transmission gear 433 also rotates around the second supporting rod 431, the rotating direction of the second supporting rod 431 is opposite to that of the driving gear 412, the belt wheel 432 rotates to drive the transmission toothed belt 44 to rotate together and transmit the transmission toothed belt 44 to the impact overturning unit 45 through the transmission toothed belt 44, so that the impact overturning unit 45 also rotates correspondingly, so that the impact overturning unit 45 continuously pushes the conveying unit 42 in the rotating process, the ammonium paratungstate crystals on the conveying unit 42 are stressed and overturned in the conveying process, thereby achieving the effect of more uniform drying of the ammonium paratungstate crystals and accelerating the drying rate of the ammonium paratungstate crystals.
Referring to fig. 4 and 5, the conveying unit 42 includes a conveying belt 421, the conveying belt 421 surrounds the surfaces of the belt supporting wheel 413 and the limiting supporting wheel 46, a convex block 422 is fixedly installed on the outer side of the conveying belt 421, and the convex block 422 is circular arc-shaped.
Referring to fig. 4 and 5, the impact turning unit 45 includes a third supporting bar 451, the front and rear ends of the third supporting bar 451 are fixedly connected to the inner wall of the processing box 1, the front and rear ends of the third supporting bar 451 are rotatably connected to two stressed gears 452, the annular surface of each stressed gear 452 is movably connected to the inner side of the driving toothed belt 44, the opposite surfaces of the two stressed gears 452 are fixedly connected to a limiting disc 454, the opposite surfaces of the two limiting discs 454 are fixedly connected to supporting columns 453, the annular surface of each limiting disc 454 is fixedly connected to a connecting rod 455, one end of each connecting rod 455, which is far away from the corresponding limiting disc 454, of each impacting element 456 is rotatably connected to a stabilizing wheel 457, the stabilizing wheel 457 is rotatably connected to the surface of each supporting column 453, and the annular surface of each supporting column 453 abuts against the inner wall of the corresponding conveying belt 421.
The pulley 432 drives the stressed gear 452 to rotate around the third supporting rod 451 through the transmission toothed belt 44, the stressed gear 452 rotates in the same direction as the transmission gear 433, the transmission gear 433 rotates in the opposite direction to the belt supporting wheel 413, so that the rotation direction of the stressed gear 452 is opposite to the moving direction of the conveying unit 42, so that the stressed gear 452 rotates to drive the impact member 456 to rotate counterclockwise through the limiting disc 454 and the connecting rod 455, because the diameter of the transmission gear 433 is far smaller than that of the driving gear 412, and the rotation angular speed of the transmission gear 433 is greater than that of the driving gear 412, so that the rotation speed of the impact member 456 is greater than that of the conveying belt 421, when the impact member 456 contacts with the conveying belt 421 in the counterclockwise rotation, the impact force of the impact member 456 on the part of the conveying belt 421 is generated by the impact member 456, and because the projection 422 is an arc-shaped projection, the ammonium paratungstate crystal at the upper end of the conveying belt 421 is turned over under the impact of the impact member 456, and meanwhile, the projection 422 provides a certain conveying thrust force for the ammonium paratungstate crystal to the ammonium paratungstate crystal, so that the ammonium paratungstate crystal is not stopped and moved by the conveying belt 421 during the conveying of the conveying belt 421 of the ammonium paratungstate is not continuously transferred by the conveying belt 421, and the ammonium paratungstate is accelerated.
Referring to fig. 6 and 7, the material crushing mechanism 5 includes an extruding block 51, the extruding block 51 is located inside the processing box 1, the extruding block 51 is slidably connected to the processing box 1, a cavity is formed inside the extruding block 51, two output units 52 which are symmetrical front and back are mounted inside the extruding block 51, one ends of the output units 52 far away from the material conveying mechanism 4 are movably connected to a rotating rod 54, nuts 53 are mounted in the middle of the output units 52, the nuts 53 are fixedly connected to the inside of the processing box 1, a transmission gear set 55 is mounted inside the extruding block 51 and located at the upper end and the lower end of the output unit 52, a grinding unit 56 is mounted inside the extruding block 51 and located at one end of the transmission gear set 55 close to the material conveying mechanism 4, a linkage belt 57 is connected between the grinding units 56, and a bearing unit 58 is mounted at one side of the steam drying box 3 close to the material crushing mechanism 5.
When the ammonium paratungstate crystals move along with the conveying of the conveying belt 421, when the rightmost end of the conveying belt 421 is reached, the ammonium paratungstate crystals on the conveying belt 421 fall downwards, so that the ammonium paratungstate crystals are conveyed to the material conveying mechanism 4 on the second layer, the ammonium paratungstate crystals fall between the bearing unit 58 and the extrusion block 51 in the falling process, the external drive drives the rotating rod 54 to rotate, so as to drive the output unit 52 to rotate together, under the meshing of the nuts 53, the output unit 52 moves towards the bearing unit 58 when rotating, so as to drive the extrusion block 51 to move towards the right, so that the extrusion block 51 rolls and crushes the ammonium paratungstate crystals falling between the bearing unit 58 and the extrusion block 51, the output unit 52 drives the transmission gear set 55 to rotate along with the transmission gear set 55 during the rotation, and each grinding unit 56 in the extrusion block 51 rotates around the shaft through the linkage belt 57, so that when the extrusion block 51 moves towards the right, the grinding units 56 in the extrusion block 51 continuously rotate the extruded ammonium paratungstate crystals, so as to grind the ammonium paratungstate crystals more thoroughly.
Referring to fig. 6 and 7, the output unit 52 includes a screw rod 521, one end of the screw rod 521 close to the material conveying mechanism 4 is fixedly connected with a driving gear 523, the driving gear 523 is located inside the extrusion block 51, the driving gear 523 is meshed with the transmission gear set 55, the diameter of the driving gear 523 is greater than that of the transmission gear set 55, one end of the driving gear 523 far away from the screw rod 521 is fixedly connected with a limiting top piece 524, one side of the screw rod 521 far away from the driving gear 523 is provided with a square groove 522, and the inside of the square groove 522 is slidably connected with the rotating rod 54.
Referring to fig. 6 and 7, the grinding unit 56 includes a rolling tooth column 561, the rolling tooth column 561 is rotatably connected with the inside of the extrusion block 51, an annular surface of the rolling tooth column 561 is movably connected with the linkage belt 57, the rolling tooth column 561 and the transmission gear set 55 are kept on the same horizontal line and fixedly connected with the transmission gear set 55, one end of the rolling tooth column 561, which is close to the bearing unit 58, is fixedly connected with a rotary grinding column 562, one end of the rotary grinding column 562, which is far away from the rolling tooth column 561, is fixedly provided with a grinding nail 563, and the grinding nail 563 is located outside the extrusion block 51.
When the rotating rod 54 drives the screw rod 521 to rotate, the screw rod 521 is meshed with the nut 53, so that the screw rod 521 moves towards the bearing unit 58 while rotating, meanwhile, the screw rod 521 rotates to drive the driving gear 523 to rotate together, the driving gear 523 is meshed with the transmission gear set 55 to drive the transmission gear set 55 to rotate, the transmission gear set 55 is connected with one rolling tooth column 561, so that the connected rolling tooth column 561 is driven to rotate, each rolling tooth column 561 is connected through the linkage belt 57, so that any one rolling tooth column 561 rotates to drive other rolling tooth columns 561 to rotate together, and further the rotating grinding columns 562 are driven to rotate, and therefore the rotating grinding columns 562 and the grinding nails 563 grind ammonium paratungstate crystals positioned between the bearing unit 58 and the extrusion block 51.
Referring to fig. 2 and 6, the carrying unit 58 includes a pressing plate 581, the pressing plate 581 is rotatably connected to the inside of the steam drying box 3, a roller 582 is rotatably connected to a side of the pressing plate 581 away from the pressing block 51, a sliding rod 583 is rotatably connected to a side of the roller 582 away from the pressing plate 581, a compression spring 584 is installed on a surface of the sliding rod 583, and the sliding rod 583 is located inside the steam drying box 3.
When the pressing block 51 moves towards the bearing unit 58, the pressing plate 581 receives the pushing force from the pressing block 51, so as to move towards the direction far away from the pressing block 51 around the upper end of the pressing plate 581, the pressing plate 581 generates the pressing force on the roller 582, the roller 582 drives the sliding rod 583 to move towards the direction far away from the pressing block 51 and generates the pressing force on the compression spring 584, so that the compression spring 584 is compressed under force, when the pressing plate 581 is gradually in the vertical state, the crushed ammonium paratungstate crystals on the lower side of the pressing plate 581 fall downwards to reach the upper side of the second-layer material conveying mechanism 4, and the drying treatment is carried out again, and when the rotating rod 54 rotates reversely, the output unit 52 is reset under the limiting action of the nut 53, so as to restore the original position, and simultaneously drive the pressing block 51 to restore towards the original position, and the pressing plate 581, the roller 582 and the sliding rod 583 restore the original position under the elastic force of the compression spring 584.
In addition, the invention also provides a drying method for preparing ammonium paratungstate, which comprises the following steps:
s1, when drying ammonium paratungstate crystals, introducing hot steam from a steam drying box 3, and pouring the ammonium paratungstate crystals into the upper end of a material conveying mechanism 4 in a processing box 1 through a feeding pipeline 2;
s2, conveying the ammonium paratungstate crystals through the material conveying mechanism 4, continuously drying and heating the ammonium paratungstate crystals of the material conveying mechanism 4 through an interlayer of the processing box 1 by hot steam in the steam drying box 3, and simultaneously continuously turning over the ammonium paratungstate crystals by the material conveying mechanism 4;
s3, in the process that ammonium paratungstate crystals fall from the first layer of material conveying mechanism 4 to the second layer of material conveying mechanism 4, the falling ammonium paratungstate crystals are crushed by the material crushing mechanism 5;
s4, drying the water in the ammonium paratungstate crystal again by the crushed ammonium paratungstate crystal under the drying action of the steam drying box 3;
s5, conveying the dried ammonium paratungstate crystals into the third-layer material conveying mechanism 4, and outputting from the right end of the discharging pipeline 6, wherein hot steam in the steam drying box 3 forms things after drying, and condensed water is collected in the condensed water collecting box 7.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides an ammonium paratungstate is drying device for preparation, includes processing case (1), its characterized in that: the processing box is characterized in that a feeding pipeline (2) is fixedly installed on the left side of the processing box (1), a plurality of steam drying boxes (3) are installed inside the processing box (1), a plurality of material conveying mechanisms (4) are installed inside the processing box (1), the material conveying mechanisms (4) and the steam drying boxes (3) are arranged at intervals, the material conveying mechanisms (4) are distributed in a bow shape, a material crushing mechanism (5) is installed at one end of the motion track of the material conveying mechanisms (4), a discharge pipeline (6) is fixedly installed at the right end of the processing box (1), and a condensate water collecting box (7) is installed on the lower side of the processing box (1);
material conveying mechanism (4) are including drive unit (41), drive unit (41) surface mounting has conveying unit (42), the one end that drive unit (41) were kept away from in conveying unit (42) is provided with spacing supporting wheel (46), the one end that drive unit (41) are close to spacing supporting wheel (46) is provided with power transmission unit (43), install drive cingulum (44) on power transmission unit (43), one side that drive unit (41) were kept away from in power transmission unit (43) is installed a plurality of impact upset units (45), impact upset unit (45) are located drive unit (41) inboardly.
2. The drying device for preparing ammonium paratungstate according to claim 1, characterized in that: drive unit (41) is including first bracing piece (411), first bracing piece (411) front and back end and processing case (1) inner wall fixed connection, first bracing piece (411) toroid rotates and is connected with drive gear (412) that two front and back symmetries are right, two common fixed mounting has belt supporting wheel (413) between drive gear (412), belt supporting wheel (413) toroid is connected with conveying unit (42).
3. The drying device for preparing ammonium paratungstate according to claim 1, characterized in that: conveying unit (42) is including conveyer belt (421), conveyer belt (421) encircle at belt supporting wheel (413) and spacing supporting wheel (46) surface, conveyer belt (421) outside fixed mounting has lug (422), lug (422) are arc.
4. The drying device for preparing ammonium paratungstate according to claim 2, characterized in that: power transmission unit (43) is including second bracing piece (431), rear end and processing case (1) inner wall fixed connection before second bracing piece (431), second bracing piece (431) annular face rotates and is connected with band pulley (432) of two front and back symmetries, band pulley (432) annular face and the inboard sliding connection of transmission toothed belt (44), two equal fixed mounting in band pulley (432) opposite face has drive gear (433), drive gear (433) are connected with drive gear (412) meshing, drive gear (433) diameter is less than drive gear (412) diameter.
5. The drying device for preparing ammonium paratungstate according to claim 1, characterized in that: impact upset unit (45) including third bracing piece (451), third bracing piece (451) front and back end and processing case (1) inner wall fixed connection, third bracing piece (451) front and back end is rotated and is connected with two atress gears (452), atress gear (452) toroidal surface and transmission toothed belt (44) inboard swing joint, two equal fixedly connected with spacing dish (454) of the opposite face of atress gear (452), two spacing dish (454) opposite face fixedly connected with support column (453), spacing dish (454) toroidal surface fixedly connected with connecting rod (455), both ends common fixedly connected with impact piece (456) of one end that spacing dish (454) was kept away from to connecting rod (455), impact piece (456) are close to the one end of spacing dish (454) and rotate and are connected with stabilizing wheel (457), stabilizing wheel (457) are connected with support column (453) surface rotation, support column (453) toroidal surface and conveyer belt (421) inner wall looks butt.
6. The drying device for preparing ammonium paratungstate according to claim 1, characterized in that: material crushing mechanism (5) is including extrusion piece (51), extrusion piece (51) are located processing case (1) inside, extrusion piece (51) and processing case (1) sliding connection, the inside cavity that has seted up of extrusion piece (51), extrusion piece (51) internally mounted has two symmetrical output unit (52) from beginning to end, the one end swing joint that material conveying mechanism (4) was kept away from in output unit (52) has dwang (54), output unit (52) mid-mounting has nut (53), nut (53) and processing case (1) inside fixed connection, the inside one end that just is located output unit (52) of extrusion piece (51) all installs transmission gear group (55) at the lower extreme, the inside one end that just is located transmission gear group (55) and is close to material conveying mechanism (4) of extrusion piece (51) installs grinding unit (56), connect and linkage belt (57) between grinding unit (56), steam stoving case (3) are close to one side of material crushing mechanism (5) and install bearing unit (58).
7. The drying device for preparing ammonium paratungstate according to claim 6, characterized in that: output unit (52) is including hob (521), one end fixedly connected with driving gear (523) that hob (521) is close to material conveying mechanism (4), driving gear (523) are located extrusion piece (51) inside, driving gear (523) are connected with transmission gear set (55) meshing, driving gear (523) diameter is greater than transmission gear set (55) diameter, the spacing top member of one end fixedly connected with (524) of hob (521) is kept away from in driving gear (523), square groove (522) have been seted up to one side that driving gear (523) were kept away from in hob (521), inside and dwang (54) sliding connection in square groove (522).
8. The drying device for preparing ammonium paratungstate according to claim 6, characterized in that: the grinding unit (56) comprises a rolling tooth column (561), the rolling tooth column (561) is rotatably connected with the inside of the extrusion block (51), the annular surface of the rolling tooth column (561) is movably connected with the linkage belt (57), the rolling tooth column (561) and the transmission gear set (55) are fixedly connected on the same horizontal line, one end of the rolling tooth column (561), which is close to the bearing unit (58), of the rolling tooth column (561) is fixedly connected with a rotary grinding column (562), one end, which is far away from the rolling tooth column (561), of the rotary grinding column (562) is fixedly provided with a grinding nail (563), and the grinding nail (563) is located on the outer side of the extrusion block (51).
9. The drying device for preparing ammonium paratungstate according to claim 6, wherein: the carrying unit (58) comprises a squeezing plate (581), the squeezing plate (581) is rotatably connected with the inside of the steam drying box (3), one side, away from the squeezing block (51), of the squeezing plate (581) is rotatably connected with a roller (582), one side, away from the squeezing plate (581), of the roller (582) is rotatably connected with a sliding rod (583), a compression spring (584) is installed on the surface of the sliding rod (583), and the sliding rod (583) is located inside the steam drying box (3).
10. A drying method for preparing ammonium paratungstate, which is characterized by being completed by matching the drying device for preparing ammonium paratungstate according to claim 1, and comprising the following steps:
s1, when drying ammonium paratungstate crystals, introducing hot steam from a steam drying box (3), and pouring the ammonium paratungstate crystals into the upper end of a material conveying mechanism (4) in a processing box (1) through a feeding pipeline (2);
s2, conveying the ammonium paratungstate crystals through the material conveying mechanism (4), continuously drying and heating the ammonium paratungstate crystals through the steam drying box (3), and simultaneously continuously turning over the ammonium paratungstate crystals;
s3, in the process that ammonium paratungstate crystals fall from the first layer of material conveying mechanism (4) to the second layer of material conveying mechanism (4), the falling ammonium paratungstate crystals are crushed by the material crushing mechanism (5);
s4, drying the water in the ammonium paratungstate crystal again by the crushed ammonium paratungstate crystal under the drying action of the steam drying box (3);
and S5, conveying the dried ammonium paratungstate crystals into a third layer material conveying mechanism (4) and outputting from the right end of a discharging pipeline (6).
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| CN116499231A (en) * | 2023-06-25 | 2023-07-28 | 常州市干燥设备厂有限公司 | Belt conveying equipment |
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| CN115727660B (en) | 2023-07-07 |
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