CN219991457U

CN219991457U - Gypsum dewatering device

Info

Publication number: CN219991457U
Application number: CN202321098916.6U
Authority: CN
Inventors: 李彦彪; 石磊
Original assignee: Tangshan Kaijie Desulfurization Gypsum Products Co ltd
Current assignee: Tangshan Kaijie Desulfurization Gypsum Products Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-10
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a gypsum dewatering device, and relates to the technical field of dewatering devices. The utility model comprises a dewatering cylinder, wherein a cylinder cover is fixedly arranged at the top of the dewatering cylinder, a servo motor is fixedly arranged at the center of the top of the cylinder cover, a rotating shaft is fixedly connected with the rotating end of the servo motor, a packing auger is fixedly sleeved on the rotating shaft, a guide pipe is sleeved on the outer side of the packing auger, a feeding pipe is fixedly arranged at the top of the cylinder cover at one side of the servo motor, and an annular air guide pipe is fixedly connected to the inner wall of the dewatering cylinder. According to the utility model, the guide pipe is arranged on the outer side of the auger, so that when the servo motor drives the auger to rotate, gypsum positioned at the lower part of the guide pipe is smoothly conveyed to the upper part of the guide pipe along the guide pipe and falls down again from the upper part of the guide pipe, and at the moment, the gypsum falling down from the upper part can be fully contacted with hot air sprayed from the air outlet nozzle on the annular air guide pipe, so that the cyclic heating dehydration of the gypsum can be smoothly realized, and the dehydration efficiency of the gypsum can be improved.

Description

Gypsum dewatering device

Technical Field

The utility model belongs to the technical field of dehydration devices, and particularly relates to a gypsum dehydration device.

Background

Phosphogypsum is solid waste discharged during the production of phosphate fertilizer and phosphoric acid. Because phosphogypsum contains a certain amount of water, the phosphogypsum needs to be dehydrated in the process of processing the phosphogypsum, and a phosphogypsum dehydration device is needed. Through retrieving, the patent of application number 202222030481.3 discloses a phosphogypsum dewatering device, relates to dewatering device technical field, including the heat-proof bucket, the inside of heat-proof bucket is provided with the dehydration bucket, all installs stoving subassembly with the top edge of dehydration bucket between heat-proof bucket and the dehydration bucket, and the internally mounted of dehydration bucket has stirring subassembly.

However, in the practical use process, the applicant finds that when gypsum at the bottom of the dehydration barrel is conveyed to the upper part of the dehydration barrel through the auger, the gypsum can slide down along the surface of the auger due to the lack of the limit guide structure, so that the gypsum cannot be conveyed to the upper part smoothly, and further, the cyclic heating dehydration of the gypsum cannot be realized, and meanwhile, the hot air moves upwards because the branch pipe for discharging the hot air is positioned at the top of the inner side of the dehydration barrel, so that the hot air cannot be used for heating and dehydrating the gypsum positioned at the lower part of the dehydration barrel well.

Disclosure of Invention

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a gypsum dewatering device which comprises a dewatering cylinder, wherein a cylinder cover is fixedly arranged at the top of the dewatering cylinder, a servo motor is fixedly arranged at the center of the top of the cylinder cover, a rotating shaft is fixedly connected to the rotating end of the servo motor, a packing auger is fixedly sleeved on the rotating shaft, a guide pipe is sleeved on the outer side of the packing auger, a feeding pipe is fixedly arranged at the top of the cylinder cover at one side of the servo motor, an annular air duct is fixedly connected to the inner wall of the dewatering cylinder, an air duct is fixedly connected to one side of the annular air duct, one end of the air duct, far away from the annular air duct, extends out of the dewatering cylinder, and a discharging pipe is arranged at the center position of the bottom of the dewatering cylinder.

Preferably, the bottom of annular air duct evenly is provided with the air outlet mouth along annular air duct, the air duct branch pipe passes through the air duct and is connected with outside hot air conveying equipment.

Preferably, a retaining ring is fixedly connected to the inner side wall of the dewatering cylinder above the annular air duct.

Preferably, a power switch is fixedly arranged at the top of the cylinder cover at the other side of the servo motor, the power switch is electrically connected with an external power supply through a wire, and the servo motor is electrically connected with the power switch through the wire.

Preferably, both sides of the upper end of the guide pipe are fixedly connected with the inner side wall of the dehydration barrel through a fixing frame, and a gap is reserved between the lower end of the guide pipe and the bottom of the inner side of the dehydration barrel.

Preferably, the bottom of the inner side of the dewatering cylinder is in a conical shape, a valve is sleeved and fixed on the discharging pipe, and the bottom of the dewatering cylinder is fixedly connected with supporting legs in an annular array.

The utility model has the following beneficial effects:

according to the gypsum dewatering device, the guide pipe is arranged on the outer side of the auger, so that when the servo motor drives the auger to rotate, gypsum positioned at the lower part of the guide pipe is smoothly conveyed to the upper part of the guide pipe along the guide pipe and falls down again from the upper part of the guide pipe, and at the moment, the gypsum falling down from the upper part can be fully contacted with hot air sprayed from the air outlet nozzle on the annular air guide pipe, and further, the cyclic heating dewatering of the gypsum can be smoothly realized, and the dewatering efficiency of the gypsum can be improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic top view of a gypsum dewatering device of the present utility model;

FIG. 2 is a schematic view showing the bottom view of a gypsum dewatering device according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a gypsum dewatering device according to the present utility model;

fig. 4 is a schematic structural view of a stop collar in a gypsum dewatering device according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a dewatering drum; 2. a cylinder cover; 21. a feeding tube; 3. a servo motor; 4. a power switch; 5. an air guide branch pipe; 6. a support leg; 7. a discharge pipe; 8. a rotating shaft; 9. an auger; 10. a guide tube; 11. a fixing frame; 12. a stop ring; 13. an annular air duct; 131. and (5) an air outlet nozzle.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

embodiment one: a gypsum dewatering device comprises a dewatering cylinder 1, a cylinder cover 2 is fixedly arranged at the top of the dewatering cylinder 1, a servo motor 3 is fixedly arranged at the center of the top of the cylinder cover 2, a feeding pipe 21 is fixedly arranged at the top of the cylinder cover 2 at one side of the servo motor 3, a power switch 4 is fixedly arranged at the top of the cylinder cover 2 at the other side of the servo motor 3, the power switch 4 is electrically connected with an external power supply through a wire, the servo motor 3 is electrically connected with the power switch 4 through the wire, an annular air guide pipe 13 is fixedly connected on the inner wall of the dewatering cylinder 1, one side of the annular air guide pipe 13 is fixedly connected with an air guide branch pipe 5, one end of the air guide branch pipe 5, far away from the annular air guide pipe 13, extends out of the dewatering cylinder 1, an air outlet nozzle 131 is uniformly arranged at the bottom of the annular air guide pipe 13, the air guide pipe 5 is connected with external hot air conveying equipment through the air guide pipe, the inner side wall of the dehydration barrel 1 above the annular air guide pipe 13 is fixedly connected with a material baffle 12, the material baffle 12 is arranged for preventing gypsum falling from the upper part of the guide pipe 10 from falling on the annular air guide pipe 13 to cause the blockage of the air outlet nozzle 131, the center position of the bottom of the dehydration barrel 1 is provided with a discharging pipe 7, the bottom of the inner side of the dehydration barrel 1 is in a conical shape, which is favorable for smoothly guiding out the dehydrated gypsum in the dehydration barrel 1 from the discharging pipe 7, a valve is fixedly sleeved on the discharging pipe 7, the opening and closing of the discharging pipe 7 can be controlled through the arranged valve, the bottom of the dehydration barrel 1 is fixedly connected with supporting legs 6 in an annular array, when the gypsum is dehydrated, hot air can be firstly conveyed into the annular air guide pipe 13 through an air guide branch pipe 5 by using external hot air conveying equipment, and the hot air entering the inside the annular air guide pipe 13 can be sprayed out from the air outlet nozzle 131, the whole interior of the dehydration barrel 1 is filled with hot air, at this time, a certain amount of gypsum to be dehydrated can be added into the dehydration barrel 1 through the feeding pipe 21, and after the gypsum enters the interior of the dehydration barrel 1, the heating dehydration is realized by contact with the hot air in the interior of the dehydration barrel 1.

Embodiment two: the difference between this embodiment and embodiment one lies in, wherein, servo motor 3's rotation end fixedly connected with pivot 8, cup joint fixedly has auger 9 on the pivot 8, the outside cover of auger 9 is equipped with stand pipe 10, stand pipe 10 upper end's both sides pass through mount 11 and the inside wall fixed connection of dehydration section of thick bamboo 1, the lower extreme of stand pipe 10 and the inside bottom of dehydration section of thick bamboo 1 have the clearance, this clearance's setting, make the gypsum that falls into the inside bottom of dehydration section of thick bamboo 1 can be smooth get into the inside of stand pipe 10, and then can carry to the upper portion of dehydration section of thick bamboo 1 under the drive of auger 9, realize the circulation dehydration to gypsum, in the in-process of gypsum heating dehydration, can drive pivot 8 rotation through switch 4 drive auger 9 rotation, the gypsum of dehydration section of thick bamboo 1 lower part can flow into stand pipe 10 this moment, and under the drive of auger 9, transport to the upper portion of stand pipe 10 from the lower part of stand pipe 10, and finally fall from the upper portion of stand pipe 10, and then can fully reach the inside of dehydration section of thick bamboo 1 through the drive of thick bamboo, can be through the heat efficiency of drying, and the inside of drying drum 7 can be fully realized, and the dehydration efficiency of gypsum is discharged through the circulation, and the dehydration can be fully discharged through the heat of dehydration pipe 7.

Working principle: when the gypsum is dehydrated, the hot air can be firstly conveyed to the inside of the annular air guide pipe 13 through the air guide branch pipe 5 by the external hot air conveying equipment, the hot air entering the inside of the annular air guide pipe 13 can be sprayed out from the air outlet nozzle 131, so that the inside of the whole dehydration cylinder 1 is filled with hot air, a certain amount of gypsum to be dehydrated can be added into the dehydration cylinder 1 through the feeding pipe 21, after entering the inside of the dehydration cylinder 1, the gypsum is heated and dehydrated through contact with the hot air inside the dehydration cylinder 1, in the process of heating and dehydrating the gypsum, the servo motor 3 is driven to rotate through the power switch 4, the rotating shaft 8 can be driven to rotate, at the moment, the gypsum at the lower part of the dehydration cylinder 1 can flow into the guide pipe 10, and finally fall from the upper part of the guide pipe 10, the gypsum can be fully contacted with the hot air inside the dehydration cylinder 1 in the process of falling down of the guide pipe 10, further, the circulating and dehydrating efficiency of the gypsum can be improved, and the gypsum can be finally dehydrated through the discharging pipe 7 after passing through the discharging pipe 7.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification of the technical solutions described in the foregoing embodiments, and equivalent substitution of some technical features thereof, falls within the scope of the present utility model.

Claims

1. Gypsum dewatering device, including a dewatering drum (1), characterized in that: the utility model discloses a dewatering device, including dewatering section of thick bamboo (1), including cylinder cap (2), servo motor (3) are fixed to the top of dewatering section of thick bamboo (1), servo motor (3) are fixed in the center fixed mounting at the top of cylinder cap (2), servo motor (3) are fixed in rotation end fixedly connected with pivot (8), cup joint on pivot (8) and be fixed with auger (9), the outside cover of auger (9) is equipped with stand pipe (10), fixed being provided with filling tube (21) at the top of cylinder cap (2) of servo motor (3) one side, fixedly connected with annular air duct (13) on the inner wall of dewatering section of thick bamboo (1), one side fixedly connected with air duct branch pipe (5) of annular air duct (13), outside one end that annular air duct (13) were kept away from to air duct (5), the central point department of dewatering section of thick bamboo (1) bottom is provided with discharging pipe (7).

2. A gypsum dewatering device according to claim 1, characterized in that the bottom of the annular air duct (13) is evenly provided with air outlet nozzles (131) along the annular air duct (13), and the air duct branch (5) is connected with an external hot air conveying device through the air duct.

3. A gypsum dewatering device according to claim 2, characterized in that a stop ring (12) is fixedly connected to the inner side wall of the dewatering cylinder (1) above the annular air duct (13).

4. The gypsum dewatering device according to claim 1, wherein a power switch (4) is fixedly arranged at the top of the cylinder cover (2) at the other side of the servo motor (3), the power switch (4) is electrically connected with an external power supply through a wire, and the servo motor (3) is electrically connected with the power switch (4) through the wire.

5. The gypsum dewatering device according to claim 1, wherein two sides of the upper end of the guide tube (10) are fixedly connected with the inner side wall of the dewatering cylinder (1) through a fixing frame (11), and a gap exists between the lower end of the guide tube (10) and the bottom of the inner side of the dewatering cylinder (1).

6. The gypsum dewatering device according to claim 1, wherein the bottom of the inner side of the dewatering cylinder (1) is conical, a valve is fixedly sleeved on the discharging pipe (7), and the bottom of the dewatering cylinder (1) is fixedly connected with supporting legs (6) in an annular array.