CN115727660B - Drying device for ammonium paratungstate preparation and drying method thereof - Google Patents
Drying device for ammonium paratungstate preparation and drying method thereof Download PDFInfo
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- CN115727660B CN115727660B CN202211509458.0A CN202211509458A CN115727660B CN 115727660 B CN115727660 B CN 115727660B CN 202211509458 A CN202211509458 A CN 202211509458A CN 115727660 B CN115727660 B CN 115727660B
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Abstract
The invention relates to the technical field of ammonium paratungstate preparation and discloses a drying device and a drying method for preparing ammonium paratungstate. The ammonium paratungstate crystals are conveyed through the conveying unit, and the conveying unit is continuously impacted and bumped through the impact overturning unit, so that the ammonium paratungstate crystals are continuously overturned in the conveying process, and the effect of more uniformly drying the ammonium paratungstate crystals in the conveying process is achieved.
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 preparing ammonium paratungstate.
Background
Ammonium paratungstate is a chemical substance, mainly white crystal, as an important intermediate in tungsten metallurgy industry, and can be used for producing tungsten oxide, ammonium metatungstate, metal tungsten powder, tungsten bar, tungsten wire and hard alloy, and can be used as a colorant in ceramic industry, a catalyst in petrochemical industry and water-absorbing gel in chemical industry.
The method mainly comprises the steps of taking waste catalyst and low-grade tungsten ore as raw materials during production, producing ammonium paratungstate through the procedures of roasting (waste catalyst), ball milling, alkali boiling, pressure filtration, crystallization, dissolution, adsorption, resolution, mo removal, crystallization, drying and the like, wherein in the crystallization drying procedure, ammonium paratungstate crystals are obtained through evaporation of water in ammonium tungstate solution, then finished ammonium paratungstate is obtained through drying, the crystallization and the drying are both indirectly heated by jacket of outsourcing steam in a drying furnace, steam condensate water enters a condensate water tank to be recycled, and when the ammonium paratungstate crystals are dried, on one hand, moisture in the ammonium paratungstate crystals is deeper, so that the drying degree is ensured, the drying time is longer, and the occupied area of drying equipment is overlarge, and on the other hand, in the drying procedure, the ammonium paratungstate crystals are static relative to a conveying belt, so that the surface attached to the conveying belt is difficult to achieve a drying effect, and uneven drying is caused.
Disclosure of Invention
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides an ammonium paratungstate preparation is with drying device, includes the processing case, processing case left side fixed mounting has the charge-in pipeline, processing case internally mounted has the steam drying case, processing case internally mounted has material conveying mechanism, material conveying mechanism and steam drying case interval setting, material conveying mechanism is bow font and distributes, installs material crushing mechanism along the one end of material conveying mechanism motion trail, processing case right-hand member fixed mounting has the discharge pipeline, the comdenstion water collecting box is installed to processing case downside;
the material conveying mechanism comprises a driving unit, the surface of the driving unit is provided with a conveying unit, one end of the conveying unit, which is far away from the driving unit, is provided with a limiting supporting wheel, one end, which is close to the driving unit, of the conveying unit is provided with a power transmission unit, a transmission toothed belt is arranged on the power transmission unit, one side, which is far 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 positioned on the inner side of the driving unit.
Further, 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 rotationally connected with two driving gears which are symmetrical front and back, a belt supporting wheel is fixedly installed between the two driving gears, and the annular surface of the belt supporting wheel is connected with the conveying unit.
Further, the conveying unit comprises a conveying belt, the conveying belt surrounds the surfaces of the belt supporting wheels and the limiting supporting wheels, the outer sides of the conveying belt are fixedly provided with convex blocks, and the convex blocks are arc-shaped.
Further, the power transmission unit comprises a second supporting rod, the front end and the rear end of the second supporting rod are fixedly connected with the inner wall of the processing box, the annular surface of the second supporting rod is rotationally connected with two belt wheels which are symmetrical front and back, the annular surface of the belt wheel is in sliding connection with the inner side of a driving toothed belt, two driving gears are fixedly arranged on the opposite surfaces of the belt wheels, the driving gears are in meshed connection with the driving gears, and the diameter of the driving gears is smaller than that of the driving gears.
Further, strike upset unit is including the third bracing piece, end and processing incasement wall fixed connection around the third bracing piece, the end is rotated around the third bracing piece and is connected with two atress gears, atress gear ring face and the inboard swing joint of transmission toothed belt, two the equal fixedly connected with limiting plate in opposite face of atress gear, two limiting plate opposite face fixedly connected with support column, limiting plate ring face fixedly connected with connecting rod, both ends the connecting rod is kept away from limiting plate's one end fixedly connected with impact member jointly, the one end that impact member is close to limiting plate rotates and is connected with the stabilizer wheel, stabilizer wheel and support column surface rotation are connected, support column ring face and conveyer belt inner wall looks butt.
Further, the material crushing mechanism comprises an extrusion block, the extrusion block is located inside the processing box, the extrusion block is in sliding connection with the processing box, a cavity is formed in the extrusion block, two symmetrical output units are installed in the extrusion block, one end of each output unit, which is far away from the material conveying mechanism, is movably connected with a rotating rod, a nut is installed in the middle of each output unit, the nut is fixedly connected with the inside of the processing box, a transmission gear set is installed in the extrusion block and located at the upper end and the lower end of each output unit, a grinding unit is installed in the extrusion block and located at one end, which is close to the material conveying mechanism, of each transmission gear set, a linkage belt is connected between the grinding units, and one side, which is close to the material crushing mechanism, of each steam drying box is provided with a bearing unit.
Further, the output unit comprises a screw rod, one end of the screw rod, which is close to the material conveying mechanism, is fixedly connected with a driving gear, the driving gear is positioned inside the extrusion block and is meshed with the transmission gear set, the diameter of the driving gear is larger than that of the transmission gear set, one end, which is far away from the screw rod, of the driving gear is fixedly connected with a limiting top piece, one side, which is far away from the driving gear, of the screw rod is provided with a square groove, and the inside of the square groove is in sliding connection with the rotating rod.
Further, the grinding unit comprises a rolling tooth column, the rolling tooth column is rotationally connected with the inside of the extrusion block, the annular surface of the rolling tooth column is movably connected with the linkage belt, the rolling tooth column is fixedly connected with the transmission gear set on the same horizontal line, one end of the rolling tooth column, which is close to the bearing unit, is fixedly connected with a rotary grinding column, one end, which is far away from the rolling tooth column, of the rotary grinding column is fixedly provided with a grinding nail, and the grinding nail is positioned on the outer side of the extrusion block.
Further, bear the weight of the unit including the stripper plate, the stripper plate rotates with steam drying case inside to be connected, one side that the stripper plate kept away from the stripper plate rotates to be connected with the gyro wheel, one side that the stripper plate was kept away from to the gyro wheel rotates to be connected with the slide bar, slide bar surface mounting has compression spring, the slide bar is located steam drying case inside.
The drying method for preparing the ammonium paratungstate is completed by matching a drying device for preparing the ammonium paratungstate, and comprises the following steps of:
s1, when drying ammonium paratungstate crystals, hot steam is introduced from a steam drying box, and then the ammonium paratungstate crystals are poured into the upper end of a material conveying mechanism in the processing box through a feeding pipeline;
s2, conveying the ammonium paratungstate crystals through a material conveying mechanism, continuously drying and heating the ammonium paratungstate crystals of the material conveying mechanism through an interlayer of a processing box by hot steam in a steam drying box, and simultaneously, continuously turning over the ammonium paratungstate crystals through the material conveying mechanism;
s3, in the process that the ammonium paratungstate crystals fall from the first-layer material conveying mechanism to the second-layer material conveying mechanism, the material crushing mechanism crushes the fallen ammonium paratungstate crystals;
s4, drying the water in the ammonium paratungstate crystal again under the drying action of a steam drying box;
s5, conveying the dried ammonium paratungstate crystals by a third layer material conveying mechanism, outputting the crystals from the right end of a discharging pipeline, forming things by hot steam in a steam drying box after drying, and collecting condensed water in a condensed water collecting box.
The invention has the beneficial effects that:
1. according to the invention, the material conveying mechanism is designed into an arch shape and is matched with the steam drying box, so that on one hand, the drying time is processed, the drying quality is improved, and on the other hand, the occupied area of the drying equipment is reduced.
2. According to the invention, the ammonium paratungstate crystals are conveyed through the conveying unit, and then the conveying unit is continuously impacted and collided through the impact overturning unit, so that the ammonium paratungstate crystals are continuously overturned in the conveying process, and the effect of more uniformly drying the ammonium paratungstate crystals in the conveying process is achieved.
3. According to the invention, the fallen ammonium paratungstate crystals are extruded and crushed by the extrusion block in the bearing unit, so that the ammonium paratungstate crystals are dried thoroughly, and meanwhile, the ammonium paratungstate crystals crushed by the grinding unit are ground, so that the crushing effect is increased.
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 processing tank of the present invention.
FIG. 3 is a schematic view of a material conveying mechanism according to the present invention.
Fig. 4 is an enlarged view of a portion of the structure of the present invention in the area a of fig. 2.
Fig. 5 is a front view of the material handling mechanism of the present invention.
Fig. 6 is a partial front view of the material pulverizing mechanism of the present invention.
FIG. 7 is a partial top view of the material pulverizing 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 driving 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 belt wheel; 433. a transmission gear; 44. a driving toothed belt; 45. an impact overturning unit; 451. a third support bar; 452. a force-bearing gear; 453. a support column; 454. a limiting disc; 455. a connecting rod; 456. an impact member; 457. a stabilizing wheel; 46. limiting supporting wheels; 5. a material crushing mechanism; 51. extruding a block; 52. an output unit; 521. a screw rod; 522. a square groove; 523. a drive gear; 524. a limiting top piece; 53. a nut; 54. a rotating lever; 55. a transfer gear set; 56. a grinding unit; 561. rolling tooth columns; 562. rotating the grinding column; 563. grinding nails; 57. a linkage belt; 58. a carrying unit; 581. an extrusion plate; 582. a roller; 583. a slide bar; 584. a compression spring; 6. a discharge pipe; 7. and a condensed water collecting tank.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Please refer to fig. 1 and 2, a drying device is used in preparation of ammonium paratungstate, including processing case 1, processing case 1 left side fixed mounting has charge-in pipeline 2, and processing case 1 internally mounted has steam drying case 3, and processing case 1 internally mounted has material conveying mechanism 4, and material conveying mechanism 4 and steam drying case 3 interval set up, and material conveying mechanism 4 is the bow font and distributes, installs material crushing mechanism 5 along the one end of material conveying mechanism 4 motion trail, and processing case 1 right-hand member fixed mounting has discharge pipeline 6, and condensed water collecting box 7 is installed to processing case 1 downside.
When drying ammonium paratungstate crystals, hot steam is introduced from the steam drying box 3, the ammonium paratungstate crystals are poured into the upper end of the material conveying mechanism 4 in the processing box 1 through the feeding pipeline 2, the ammonium paratungstate crystals are conveyed through the material conveying mechanism 4, the hot steam in the steam drying box 3 continuously dries and heats the ammonium paratungstate crystals of the material conveying mechanism 4 through an interlayer of the processing box 1, meanwhile, the material conveying mechanism 4 continuously turns over the ammonium paratungstate crystals, so that drying and heating are more uniform, drying work of the ammonium paratungstate crystals is accelerated, when the ammonium paratungstate crystals fall from the material conveying mechanism 4 of the first layer to the material conveying mechanism 4 of the second layer, the material crushing mechanism 5 crushes the fallen ammonium paratungstate crystals, the crushed ammonium paratungstate crystals dry the water again under the drying effect of the steam drying box 3, the dried ammonium paratungstate crystals are conveyed through the material conveying mechanism 4 of the third layer, single output is achieved through the discharging pipeline 6, and condensed water is collected after the dried in the steam drying box 3 is formed, and the condensed water is collected inside the condensed water after the condensed water is dried.
Referring to fig. 3, the material conveying mechanism 4 includes a driving unit 41, a conveying unit 42 is mounted on a surface of the driving unit 41, a limiting supporting wheel 46 is disposed at one end of the conveying unit 42 away from the driving unit 41, a power transmission unit 43 is disposed at one end of the driving unit 41 close to the limiting supporting wheel 46, a driving toothed belt 44 is mounted on the power transmission unit 43, a plurality of impact overturning units 45 are mounted at one side of the power transmission unit 43 away from the driving unit 41, and the impact overturning units 45 are located at the inner side of the driving unit 41.
Referring to fig. 3 and 5, the driving unit 41 includes a first supporting rod 411, the front and rear ends of the first supporting rod 411 are fixedly connected with the inner wall of the processing box 1, the annular surface of the first supporting rod 411 is rotationally connected with two driving gears 412 which are symmetrical in 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 with the conveying unit 42.
Referring to fig. 4 and 5, the power transmission unit 43 includes a second support rod 431, front and rear ends of the second support rod 431 are fixedly connected with an inner wall of the processing box 1, an annular surface of the second support rod 431 is rotatably connected with two pulleys 432 symmetrical in front and rear, the annular surface of the pulleys 432 is slidably connected with an inner side of the driving toothed belt 44, a driving gear 433 is fixedly mounted on opposite surfaces of the two pulleys 432, the driving gear 433 is engaged with the driving gear 412, and a diameter of the driving gear 433 is smaller than that of the driving 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 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 driving gear 433 is meshed with the driving gear 412 because the driving gear 433 rotates around the second supporting rod 431, the rotation direction of the second supporting rod 431 is opposite to that of the driving gear 412, the belt wheel 432 rotates to drive the driving toothed belt 44 to rotate together and is transmitted to the impact overturning unit 45 through the driving toothed belt 44, the impact overturning unit 45 continuously pushes the conveying unit 42 in the rotation process, the ammonium paratungstate crystals on the conveying unit 42 are overturned under force in the conveying process, and the effects of drying the ammonium paratungstate crystals more uniformly and accelerating the drying rate of the ammonium paratungstate crystals are achieved.
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 protruding block 422 is fixedly mounted on the outer side of the conveying belt 421, and the protruding block 422 is arc-shaped.
Referring to fig. 4 and 5, the impact overturning unit 45 includes a third supporting rod 451, the front and rear ends of the third supporting rod 451 are fixedly connected with the inner wall of the processing box 1, the front and rear ends of the third supporting rod 451 are rotatably connected with two force gears 452, the annular surface of the force gears 452 is movably connected with the inner side of the driving toothed belt 44, the opposite surfaces of the two force gears 452 are fixedly connected with limiting plates 454, the opposite surfaces of the two limiting plates 454 are fixedly connected with supporting columns 453, the annular surface of the limiting plates 454 is fixedly connected with connecting rods 455, one ends of the connecting rods 455, far away from the limiting plates 454, are fixedly connected with impact members 456, one ends of the impact members 456, close to the limiting plates 454, are rotatably connected with stabilizing wheels 457, the stabilizing wheels 457 are rotatably connected with the surfaces of the supporting columns 453, and the annular surface of the supporting columns 453 are abutted against the inner wall of the conveying belt 421.
The belt pulley 432 drives the force-bearing gear 452 to rotate around the third supporting rod 451 through the driving toothed belt 44, the force-bearing gear 452 rotates in the same direction as the rotation direction of the driving gear 433, and the rotation direction of the driving gear 433 is opposite to the rotation direction of the belt supporting wheel 413, so that the rotation direction of the force-bearing gear 452 is opposite to the movement direction of the conveying unit 42, and the force-bearing gear 452 drives the impact member 456 to rotate anticlockwise through the limiting disc 454 and the connecting rod 455, and the diameter of the driving gear 433 is far smaller than that of the driving gear 412, so that the rotation angular speed of the driving gear 433 is greater than that of the driving gear 412, the rotation speed of the impact member 456 is greater than that of the conveying belt 421, and when the impact member 456 rotates anticlockwise and contacts with the conveying belt 421, the impact member 456 locally generates upward impact force to the conveying belt 421, meanwhile, the protrusion 422 is an arc protrusion, so that ammonium paratungstate crystals at the upper end of the conveying belt 421 overturns under the impact of the impact member 456, and the ammonium paratungstate crystals are prevented from being impacted by the impact stagnation movement due to the impact stagnation, and the ammonium paratungstate crystals are prevented from being broken, and the ammonium paratungstate crystals are not broken in the process of the impact member 421.
Referring to fig. 6 and 7, the material pulverizing mechanism 5 includes an extrusion block 51, the extrusion block 51 is located inside the processing box 1, the extrusion block 51 is slidably connected with the processing box 1, a cavity is formed inside the extrusion block 51, two symmetrical output units 52 are installed inside the extrusion block 51, one end of the output unit 52, far away from the material conveying mechanism 4, is movably connected with a rotating rod 54, a nut 53 is installed in the middle of the output unit 52, the nut 53 is fixedly connected with the inside of the processing box 1, a transmission gear set 55 is installed inside the extrusion block 51 and located at the upper end and the lower end of the output unit 52, a grinding unit 56 is installed inside the extrusion block 51 and located at one end, close to the material conveying mechanism 4, of the transmission gear set 55, a linkage belt 57 is connected between the grinding units 56, and a bearing unit 58 is installed at one side, close to the material pulverizing mechanism 5, of the steam drying box 3.
When the ammonium paratungstate crystals move along with the conveying of the conveying belt 421, the ammonium paratungstate crystals on the conveying belt 421 fall downwards to be conveyed to the material conveying mechanism 4 of the second layer, in the falling process, the ammonium paratungstate crystals firstly fall between the bearing units 58 and the extrusion blocks 51, the external drive drives the rotating rods 54 to rotate and further drive the output units 52 to rotate together, under the meshing of the nuts 53, the output units 52 move towards the bearing units 58 during rotation and further drive the extrusion blocks 51 to move rightwards, the extrusion blocks 51 crush and crush the ammonium paratungstate crystals falling between the bearing units 58 and the extrusion blocks 51, the output units 52 drive the transmission gear sets 55 to rotate during rotation of the output units 52, the transmission gear sets 55 drive the grinding units 56 to rotate together during rotation, and each grinding unit 56 in the extrusion blocks 51 rotates around a shaft through the linkage belt 57, so that the grinding units 56 in the extrusion blocks 51 continuously grind the extruded ammonium paratungstate crystals during rightward movement, and the ammonium paratungstate crystals are crushed thoroughly.
Referring to fig. 6 and 7, the output unit 52 includes a screw rod 521, one end of the screw rod 521, which is 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 engaged with the transmission gear set 55, the diameter of the driving gear 523 is larger than that of the transmission gear set 55, one end of the driving gear 523, which is far away from the screw rod 521, is fixedly connected with a limiting top piece 524, a square groove 522 is formed in one side of the screw rod 521, which is far away from the driving gear 523, 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, the annular surface of the rolling tooth column 561 is movably connected with the linkage belt 57, the rolling tooth column 561 on the same horizontal line with the transmission gear set 55 is fixedly connected with the transmission gear set 55, one end of the rolling tooth column 561 close to the bearing unit 58 is fixedly connected with a rotary grinding column 562, one end of the rotary grinding column 562 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 in the direction of 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, so as to drive the transmission gear set 55 to rotate, and the transmission gear set 55 is connected with one of the rolling tooth columns 561, so that the connected rolling tooth columns 561 are driven to rotate, and 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 drive the rotary grinding columns 562 to rotate, so that the rotary grinding columns 562 and the grinding nails 563 grind ammonium paratungstate crystals located 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 with 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 plate 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 mounted 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 toward the bearing unit 58, the pressing plate 581 receives the pushing force from the pressing block 51, so as to move toward a direction away from the pressing block 51 around the upper end of the pressing plate 581, the pressing plate 581 generates a pressing force to the roller 582, the roller 582 drives the sliding rod 583 to move toward a direction away from the pressing block 51 and generates a pressing force to the compression spring 584, the compression spring 584 is compressed by the pressing force, when the pressing plate 581 is gradually in a vertical state, crushed ammonium paratungstate on the lower side of the pressing plate 581 falls downwards, reaches the upper side of the second-layer material conveying mechanism 4 and is subjected to drying treatment again, and when the rotating rod 54 is reversed, the output unit 52 is reset under the limiting action of the nut 53, so that the original position is restored, the pressing block 51 is driven to be reset together, and the pressing plate 581, the roller 582 and the sliding rod 583 are restored to the original position under the elastic action 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, hot steam is introduced from a steam drying box 3, and then the ammonium paratungstate crystals are poured into the upper end of a material conveying mechanism 4 in the processing box 1 through a feeding pipeline 2;
s2, conveying the ammonium paratungstate crystals through a 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 through the material conveying mechanism 4;
s3, in the process that the ammonium paratungstate crystals fall from the first-layer material conveying mechanism 4 to the second-layer material conveying mechanism 4, the material crushing mechanism 5 crushes the fallen ammonium paratungstate crystals;
s4, drying the water in the crushed ammonium paratungstate crystals again under the drying action of the steam drying box 3;
s5, the dried ammonium paratungstate crystals are conveyed by the third-layer material conveying mechanism 4 and output from the right end of the discharging pipeline 6, hot steam in the steam drying box 3 forms things after drying, and condensed water is collected in the condensed water collecting box 7 after being collected.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (5)
1. Drying device is used in ammonium paratungstate preparation, including processing case (1), its characterized in that: the device is characterized in that a feeding pipeline (2) is fixedly arranged on the left side of the processing box (1), a plurality of steam drying boxes (3) are arranged in the processing box (1), a plurality of material conveying mechanisms (4) are arranged in 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 arranged along one end of a motion track of the material conveying mechanisms (4), a discharging pipeline (6) is fixedly arranged on the right end of the processing box (1), and a condensed water collecting box (7) is arranged on the lower side of the processing box (1);
the material conveying mechanism (4) comprises a driving unit (41), a conveying unit (42) is arranged on the surface of the driving unit (41), a limiting supporting wheel (46) is arranged at one end, far away from the driving unit (41), of the conveying unit (42), a power transmission unit (43) is arranged at one end, close to the limiting supporting wheel (46), of the driving unit (41), a transmission toothed belt (44) is arranged on the power transmission unit (43), a plurality of impact overturning units (45) are arranged at one side, far away from the driving unit (41), of the power transmission unit (43), and the impact overturning units (45) are located at the inner side of the driving unit (41);
the impact overturning unit (45) comprises a third supporting rod (451), the front end and the rear end of the third supporting rod (451) are fixedly connected with the inner wall of the processing box (1), the front end and the rear end of the third supporting rod (451) are rotationally connected with two stressed gears (452), the annular surface of each stressed gear (452) is movably connected with the inner side of a transmission toothed belt (44), the opposite surfaces of the two stressed gears (452) are fixedly connected with a limiting disc (454), the opposite surfaces of the two limiting discs (454) are fixedly connected with supporting columns (453), the annular surface of each limiting disc (454) is fixedly connected with a connecting rod (455), one end, far away from the limiting disc (454), of each connecting rod (455) is fixedly connected with an impact piece (456), one end, close to the limiting disc (454), of each impact piece (456) is rotationally connected with a stabilizing wheel (457), the annular surface of each stabilizing wheel (457) is rotationally connected with the surface of each supporting column (453), and the conveying unit (42) comprises a conveying belt (421), and the annular surface of each supporting column (453) is abutted against the inner wall of the conveying belt (421).
The material crushing mechanism (5) comprises an extrusion block (51), wherein the extrusion block (51) is positioned inside a processing box (1), the extrusion block (51) is in sliding connection with the processing box (1), a cavity is formed inside the extrusion block (51), two front-back symmetrical output units (52) are arranged inside the extrusion block (51), one end, far away from the material conveying mechanism (4), of each output unit (52) is movably connected with a rotating rod (54), a nut (53) is arranged in the middle of each output unit (52), the nut (53) is fixedly connected with the inside of the processing box (1), a transmission gear set (55) is arranged inside the extrusion block (51) and positioned at the upper end and the lower end of each output unit (52), a grinding unit (56) is arranged inside the extrusion block (51) and positioned at one end, close to the material conveying mechanism (4), a linkage belt (57) is connected between the grinding units (56), and one side, close to the material crushing mechanism (5), of each steam drying box (3), is provided with a bearing unit (58);
the output unit (52) comprises 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 positioned inside the extrusion block (51), the driving gear (523) is in meshed connection with the transmission gear set (55), the diameter of the driving gear (523) is larger 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 in sliding connection with the rotating rod (54);
the grinding unit (56) comprises a rolling tooth column (561), the rolling tooth column (561) is rotationally 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) which is kept on the same horizontal line with the transmission gear set (55) is fixedly connected with the transmission gear set (55), one end of the rolling tooth column (561) close to the bearing unit (58) is fixedly connected with a rotary grinding column (562), one end of the rotary grinding column (562) far away from the rolling tooth column (561) is fixedly provided with a grinding nail (563), and the grinding nail (563) is positioned at the outer side of the extrusion block (51);
the bearing unit (58) comprises a squeezing plate (581), the squeezing plate (581) is rotationally connected with the inside of the steam drying box (3), one side, far away from the squeezing plate (51), of the squeezing plate (581) is rotationally connected with a roller (582), one side, far away from the squeezing plate (581), of the roller (582) is rotationally connected with a sliding rod (583), a compression spring (584) is arranged on the surface of the sliding rod (583), and the sliding rod (583) is located inside the steam drying box (3).
2. The drying device for preparing ammonium paratungstate according to claim 1, wherein: the driving unit (41) comprises a first supporting rod (411), the front end and the rear end of the first supporting rod (411) are fixedly connected with the inner wall of the processing box (1), two driving gears (412) which are symmetrical front and back are rotationally connected to the annular surface of the first supporting rod (411), 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 with the conveying unit (42).
3. The drying device for preparing ammonium paratungstate according to claim 1, wherein: the conveyer belt (421) encircles on belt supporting wheel (413) and spacing supporting wheel (46) surface, lug (422) are fixed mounting in conveyer belt (421) outside, lug (422) are convex.
4. The drying device for preparing ammonium paratungstate according to claim 2, characterized in that: the power transmission unit (43) comprises a second supporting rod (431), the front end and the rear end of the second supporting rod (431) are fixedly connected with the inner wall of the processing box (1), two front-back symmetrical belt wheels (432) are rotationally connected to the annular surface of the second supporting rod (431), the annular surface of each belt wheel (432) is in sliding connection with the inner side of a transmission toothed belt (44), transmission gears (433) are fixedly installed on the opposite surfaces of the two belt wheels (432), the transmission gears (433) are in meshed connection with the driving gears (412), and the diameter of each transmission gear (433) is smaller than that of the driving gears (412).
5. A drying method for preparing ammonium paratungstate, characterized in that the drying device for preparing ammonium paratungstate according to claim 1 is adopted for cooperation, and the method comprises the following steps:
s1, when drying ammonium paratungstate crystals, hot steam is introduced from a steam drying box (3), and then the ammonium paratungstate crystals are poured into the upper end of a material conveying mechanism (4) in the processing box (1) through a feeding pipeline (2);
s2, conveying the ammonium paratungstate crystals through a material conveying mechanism (4), continuously drying and heating the ammonium paratungstate crystals by a steam drying box (3), and simultaneously, continuously turning over the ammonium paratungstate crystals;
s3, in the process that the ammonium paratungstate crystals fall from the first layer material conveying mechanism (4) to the second layer material conveying mechanism (4), the material crushing mechanism (5) crushes the fallen ammonium paratungstate crystals;
s4, drying the water in the crushed ammonium paratungstate crystal again under the drying action of a steam drying box (3);
s5, conveying the dried ammonium paratungstate crystals to a third-layer material conveying mechanism (4), and outputting the crystals from the right end of a discharging pipeline (6).
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| GB592662A (en) * | 1944-06-16 | 1947-09-25 | George William Cooper | A new or improved method of, and machine for, drying crops |
| US9999892B2 (en) * | 2015-09-03 | 2018-06-19 | Drsw, Llc | Method and apparatus of processing whole tobacco plants |
| CN206891106U (en) * | 2017-06-08 | 2018-01-16 | 新昌县通辉机械有限公司 | A kind of capsule dryer for being easy to adjust internal temperature |
| CN208765439U (en) * | 2018-06-25 | 2019-04-19 | 江苏明天种业科技股份有限公司 | A kind of seed dryer |
| CN210165724U (en) * | 2019-01-14 | 2020-03-20 | 赣州市聚鑫矿业有限公司 | Multistage continuous type drying-machine is used in ammonium paratungstate production |
| CN210585304U (en) * | 2019-07-09 | 2020-05-22 | 崇阳中瑞科技有限公司 | Flaky vanadium pentoxide smashing device |
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| CN111271965B (en) * | 2020-02-11 | 2021-11-19 | 安徽华润金蟾药业股份有限公司 | Method and device for online control of moisture in drying process of traditional Chinese medicinal materials |
| CN213785249U (en) * | 2020-12-10 | 2021-07-27 | 河北四季香食品有限公司 | Walnut-meat processing is with broken shell device |
| CN215197180U (en) * | 2021-03-02 | 2021-12-17 | 天津丰合科技发展有限公司 | Motor crushing device for waste household appliances |
| CN114234612A (en) * | 2021-10-26 | 2022-03-25 | 安徽王仁和米线食品有限公司 | Lees drying equipment |
| CN216644735U (en) * | 2021-11-11 | 2022-05-31 | 上海众强农业科技有限公司 | Fertilizer drying tower |
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