CN219913760U - Phosphate mineral substance drying device - Google Patents

Abstract

The utility model discloses a phosphate mineral drying device, which comprises a drying cylinder, wherein the drying cylinder comprises a fixed cylinder and a rotating cylinder rotatably arranged at one end of the fixed cylinder, one end of the fixed cylinder is provided with a tangential hot air inlet pipe, one end of the tangential hot air inlet pipe, which is far away from the drying cylinder, is fixedly provided with a hot air furnace, and a driving assembly capable of driving the rotating cylinder to rotate is arranged below the rotating cylinder. The utility model provides a wire hot air inlet pipe capable of feeding hot air into the drying cylinder along the tangential direction, and because the hot air enters the drying cylinder along the tangential direction, the hot air spirally moves in the whole drying cylinder along the inner wall of the drying cylinder, so that the contact area and the contact time of materials and the hot air are increased, the drying process is accelerated, and the utility model provides a recovery pipe, so that the participating heat can be conveyed into the spiral feeder to preheat the materials, and the drying process is accelerated.

Description

Phosphate mineral substance drying device

Technical Field

The utility model relates to the technical field of drying, in particular to a phosphate mineral drying device.

Background

The phosphate is in the form of granules and is generally dried by a dryer. It may be dried using a rotary dryer.

When the dryer in the prior art works, due to the fact that the dryer rotates fast, materials can be adhered to the inner wall of the rotary drum to rotate, entering hot air cannot be adhered to the wall to run, so that the contact area of the materials and the hot air is small, and drying efficiency is low.

Disclosure of Invention

The utility model aims to provide a phosphate mineral drying device, which aims to solve the problems of small contact area between materials and hot air and low drying efficiency in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a phosphate mineral substance drying device, includes a stoving section of thick bamboo, a stoving section of thick bamboo is including fixed section of thick bamboo and rotate the rotatory section of thick bamboo of installing in fixed section of thick bamboo one end, the one end of fixed section of thick bamboo is equipped with tangent line hot-blast inlet tube, the one end that the stoving section of thick bamboo was kept away from to tangent line hot-blast inlet tube is fixed with the hot-blast furnace, the below of rotatory section of thick bamboo is equipped with the rotatory drive assembly of rotatory section of thick bamboo of ability drive.

Preferably, the driving assembly comprises bearing seats arranged at two ends of the rotary cylinder, a large gear ring fixed at the middle part of the rotary cylinder and driving gears meshed below two sides of the large gear ring, a rotating shaft is fixed at the middle part of the driving gears, and a motor capable of driving the rotating shaft to rotate is arranged at one end of the rotating shaft.

Preferably, one end of the fixed cylinder, which is close to the rotary cylinder, is fixed on the bearing seat.

Preferably, the screw feeder has been inserted to the one end that the rotary drum was kept away from to the fixed section of thick bamboo, the top of screw feeder is equipped with the feeder hopper, and the internally mounted of screw feeder has the auger, the screw feeder is passed to the one end of auger, be equipped with drive assembly between auger shaft and the pivot.

Preferably, the transmission assembly comprises a driven belt pulley fixed on the auger shaft, a driving belt pulley fixed at one end of the rotating shaft and a belt for connecting the driven belt pulley and the driving belt pulley in a transmission manner.

Preferably, one end of the rotary cylinder, which is far away from the fixed cylinder, is provided with a cyclone separator, a suction pipe is arranged between the cyclone separator and the center of the end part of the rotary cylinder, an air outlet pipe is arranged above the cyclone separator, an air suction fan is arranged at the upper end of the air outlet pipe, and a recovery pipe is connected between an exhaust pipe of the air suction fan and the screw feeder.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is provided with the linear hot air inlet pipe which can send hot air into the drying cylinder along the tangential direction, and because the hot air enters the drying cylinder along the tangential direction, the hot air spirally moves along the inner wall of the drying cylinder in the whole drying cylinder, so that the contact area and the contact time of materials and the hot air are increased, and the drying process is accelerated;

2. the utility model is provided with the recovery pipe, so that the participation heat can be conveyed into the spiral feeder to preheat the materials, and the drying process is quickened.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a first perspective view of the present utility model;

fig. 2 is a second perspective view of the present utility model.

In the figure: 1. a drying cylinder; 101. a fixed cylinder; 102. a rotary drum; 2. a drive assembly; 21. a large gear ring; 22. a drive gear; 23. a motor; 24. a bearing seat; 25. a rotating shaft; 3. cutting a hot air inlet pipe; 4. hot blast stove; 5. a feed hopper; 6. a screw feeder; 7. a transmission assembly; 71. a driven pulley; 72. a belt; 73. a driving pulley; 8. a recovery pipe; 9. a cyclone separator; 10. a suction pipe; 11. a suction fan; 12. and (5) an air outlet pipe.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, in an embodiment of the present utility model, a phosphate mineral drying apparatus includes a drying drum 1, wherein the drying drum 1 includes a fixed drum 101 and a rotating drum 102 rotatably installed at one end of the fixed drum 101, the fixed drum 101 is in a fixed state, and the rotating drum 102 is in a rotating state;

as shown in fig. 2, a driving component 2 capable of driving the rotary drum 102 to rotate is arranged below the rotary drum 102, preferably, the driving component 2 comprises bearing seats 24 arranged at two ends of the rotary drum 102, a large gear ring 21 fixed in the middle of the rotary drum 102 and driving gears 22 meshed below two sides of the large gear ring 21, a rotating shaft 25 is fixed in the middle of the driving gears 22, a motor 23 capable of driving the rotating shaft 25 to rotate is arranged at one end of the rotating shaft 25, namely, the motor 23 can enable the driving gears 22 to drive the large gear ring 21 to rotate, so that the rotary drum 102 can rotate, and when the rotary drum rotates, internal materials can run along the inner wall of the rotary drum 102 due to centrifugal force;

as shown in fig. 1, a tangential hot air inlet pipe 3 is arranged at one end of a fixed cylinder 101, a hot air stove 4 is fixed at one end of the tangential hot air inlet pipe 3 away from a drying cylinder 1, and then hot air in the hot air stove 4 can enter the fixed cylinder 101 through the tangential hot air inlet pipe 3, and the hot air enters the drying cylinder 1 along a tangential line, so that the hot air spirally moves along the inner wall of the drying cylinder 1 in the whole drying cylinder 1, the contact area and the contact time of materials and the hot air are increased, and the drying process is accelerated;

preferably, in order to stabilize the fixed cylinder 101, one end of the fixed cylinder 101 near the rotary cylinder 102 is fixed to the bearing housing 24;

as shown in fig. 1, a screw feeder 6 is inserted into one end of a fixed cylinder 101 far away from a rotary cylinder 102, a feed hopper 5 is arranged above the screw feeder 6, a screw is arranged in the screw feeder 6, one end of the screw passes through the screw feeder 6, materials can be fed through the feed hopper 5, the materials are pushed into the fixed cylinder 101 along the screw, and a transmission assembly 7 is arranged between a screw shaft and a rotating shaft 25;

preferably, the transmission assembly 7 comprises a driven belt pulley 71 fixed on the auger shaft, a driving belt pulley 73 fixed at one end of the rotating shaft 25, and a belt 72 for connecting the driven belt pulley 71 and the driving belt pulley 73 in a transmission manner, so as to realize the rotation of the auger;

as shown in fig. 2, a cyclone separator 9 is arranged at one end of a rotary cylinder 102, which is far away from a fixed cylinder 101, a suction pipe 10 is arranged between the cyclone separator 9 and the center of the end part of the rotary cylinder 102, an air outlet pipe 12 is arranged above the cyclone separator 9, an air suction fan 11 is arranged at the upper end of the air outlet pipe 12, and when the air suction fan 11 works, the dried material in the rotary cylinder 102 can be sucked through the suction pipe 10, so that the material enters the cyclone separator 9 together with hot air flow, the material descends due to self weight, and the hot air flow enters the air suction fan 11 through the air outlet pipe 12;

in order to avoid the phenomenon of hot air waste, a recovery pipe 8 is connected between the exhaust pipe of the suction fan 11 and the screw feeder 6, and then the recovery pipe 8 can convey hot air flow to the inside of the screw feeder 6 to preheat materials in the screw feeder 6, so that the drying process is accelerated.

The working principle of the utility model is as follows: when the device is used, materials can be fed through the feed hopper 5, so that the materials are pushed into the fixed cylinder 101 along the auger and then enter the rotary cylinder 102, the motor 23 can drive the driving gear 22 to drive the large gear ring 21 to rotate, so that the rotary cylinder 102 rotates, when the device rotates, the internal materials can run along the inner wall of the rotary cylinder 102 due to the centrifugal force, hot air in the hot air furnace 4 can enter the fixed cylinder 101 through the tangential hot air inlet pipe 3, and the hot air enters the drying cylinder 1 along the tangential line, so that the hot air moves spirally along the inner wall of the drying cylinder 1 in the whole drying cylinder 1, the contact area and the contact time of the materials and the hot air are increased, and the drying process is accelerated;

after drying, when the suction fan 11 works, the material dried in the rotary drum 102 is sucked away through the suction pipe 10, so that the material and the hot air flow enter the cyclone 9 together, the material falls due to self weight, the hot air flow enters the suction fan 11 through the air outlet pipe 12, the recovery pipe 8 can convey the hot air flow to the inside of the spiral feeder 6, the material in the spiral feeder 6 is preheated, and the drying process is quickened.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. Phosphate mineral substance drying device, including a stoving section of thick bamboo (1), its characterized in that: the drying cylinder (1) comprises a fixed cylinder (101) and a rotating cylinder (102) rotatably arranged at one end of the fixed cylinder (101), a tangential hot air inlet pipe (3) is arranged at one end of the fixed cylinder (101), a hot air stove (4) is fixed at one end, far away from the drying cylinder (1), of the tangential hot air inlet pipe (3), and a driving assembly (2) capable of driving the rotating cylinder (102) to rotate is arranged below the rotating cylinder (102).

2. The phosphate mineral drying apparatus of claim 1, wherein: the driving assembly (2) comprises bearing seats (24) arranged at two ends of the rotary cylinder (102), a bull gear (21) fixed in the middle of the rotary cylinder (102) and driving gears (22) meshed below two sides of the bull gear (21), a rotating shaft (25) is fixed in the middle of the driving gears (22), and a motor (23) capable of driving the rotating shaft (25) to rotate is arranged at one end of the rotating shaft (25).

3. A phosphate mineral drying apparatus according to claim 2, wherein: one end of the fixed cylinder (101) close to the rotary cylinder (102) is fixed on the bearing seat (24).

4. A phosphate mineral drying apparatus according to claim 2, wherein: the screw feeder is inserted to one end that rotary drum (102) was kept away from to fixed section of thick bamboo (101), the top of screw feeder (6) is equipped with feeder hopper (5), and the internally mounted of screw feeder (6) has the auger, screw feeder (6) are passed to the one end of auger, be equipped with drive assembly (7) between auger axle and pivot (25).

5. The phosphate mineral drying apparatus of claim 4, wherein: the transmission assembly (7) comprises a driven belt wheel (71) fixed on the auger shaft, a driving belt wheel (73) fixed at one end of the rotating shaft (25) and a belt (72) for connecting the driven belt wheel (71) and the driving belt wheel (73) in a transmission manner.

6. A phosphate mineral drying apparatus according to claim 4 or 5, wherein: one end of a rotating cylinder (102) far away from a fixed cylinder (101) is provided with a cyclone separator (9), a suction pipe (10) is arranged between the cyclone separator (9) and the center of the end part of the rotating cylinder (102), an air outlet pipe (12) is arranged above the cyclone separator (9), the upper end of the air outlet pipe (12) is provided with a suction fan (11), and a recovery pipe (8) is connected between an exhaust pipe of the suction fan (11) and a screw feeder (6).