High-purity quartz sand drying device

Abstract

The utility model relates to the technical field of drying devices, in particular to a high-purity quartz sand drying device which comprises a box body, a drying cylinder is rotatably connected to the interior of the box body, a cylindrical heating plate is installed on the inner wall of the drying cylinder, a guide plate is fixedly connected to the inner wall of the heating plate, and connecting cylinders communicated with the drying cylinder are fixedly connected to the left side wall and the right side wall of the box body. A steam-water separator is communicated with the other end of the connecting cylinder located on the left side, the steam-water separator is communicated with the connecting cylinder located on the right side through gas conveying pipes distributed front and back, a large amount of heat and steam can be generated in the drying process, and the high-temperature steam in the drying cylinder is pumped into the steam-water separator through a pumping mechanism; the steam-water separator is used for carrying out steam-water separation on high-temperature steam, separated water is discharged through the steam-water separator, separated high-temperature gas is conveyed into the drying cylinder again through the gas conveying pipe, then heat generated in the drying process is recycled, and therefore waste of heat energy is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of drying devices, in particular to a high-purity quartz sand drying device. Background Technique

[0002] Quartz sand is formed by crushing and processing the mined quartz stone. High-purity quartz sand is quartz sand with relatively high purity, and high-purity highly hydrophobic quartz sand is high-purity quartz sand with high hydrophobicity, which is commonly used in production fields such as construction, chemical industry, plastics, and casting. Some devices are needed for processing during the mining and production of quartz sand, and the drying device is one of them. Through the drying device, the moisture in the quartz sand can be dried. The dried quartz sand is not easy to crack during use, and the use effect is better.

[0003] In the existing high-purity quartz sand drying device, the hot air inside the drying cylinder is directly discharged. The temperature of the hot air is relatively high, and the waste heat is directly discharged without being better utilized, resulting in waste of heat energy. Content of the Utility Model

[0004] The purpose of the utility model is to provide a high-purity quartz sand drying device, which has the characteristics of reusing the hot air and avoiding waste of heat energy.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A high-purity quartz sand drying device, including a box body, a drying cylinder is rotatably connected inside the box body, a cylindrical heating plate is installed on the inner wall of the drying cylinder, and a guide plate is fixedly connected to the inner wall of the heating plate;

[0006] Both the left and right side walls of the box body are fixedly connected with connecting cylinders communicated with the drying cylinder. The other end of the connecting cylinder on the left side is communicated with a steam-water separator, and the steam-water separator and the connecting cylinder on the right side are communicated through an air delivery pipe distributed front and back. A suction mechanism is arranged inside the connecting cylinder on the left side.

[0007] In order to suck the high-temperature water vapor in the drying cylinder into the steam-water separator, as a preferred high-purity quartz sand drying device of the utility model, the suction mechanism includes a mounting plate fixedly connected inside the connecting cylinder on the left side, an air suction fan is rotatably connected to the right side wall of the mounting plate, a first motor is installed on the left side wall of the mounting plate, and the output end of the first motor is fixedly connected to the air suction fan.

[0008] In order to drive the drying cylinder to rotate, as a preferred high-purity quartz sand drying device of the utility model, a rotating shaft is rotatably connected inside the box body and located below the drying cylinder, and a plurality of rollers distributed left and right and abutting against the drying cylinder are fixedly connected to the outer wall of the rotating shaft.

[0009] In order to provide power for the rotation of the rotating shaft, as an optimization of a high-purity quartz sand drying device of the present utility model, a second motor is installed on the right side wall of the box body, and the output end of the second motor is fixedly connected to the rotating shaft.

[0010] In order to block the quartz sand after drying, as an optimization of a high-purity quartz sand drying device of the present utility model, a filter screen located on the right side of the suction fan is fixedly connected inside the left connecting cylinder.

[0011] In order to facilitate the discharge of the dried quartz sand from the drying cylinder, as an optimization of a high-purity quartz sand drying device of the present utility model, a discharge chute is communicated with the lower end of the outer wall of the left connecting cylinder.

[0012] In order to facilitate the pouring of the undried quartz sand into the drying cylinder, as an optimization of a high-purity quartz sand drying device of the present utility model, a feed chute is communicated with the other end of the right connecting cylinder.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] A large amount of heat and water vapor are generated during the drying process. Start the first motor, and the first motor drives the suction fan to rotate. Through the suction fan, the high-temperature water vapor in the drying cylinder is pumped into the steam-water separator. The steam-water separator separates the high-temperature water vapor. The separated water is discharged through the steam-water separator, and the separated high-temperature gas is transported back to the drying cylinder through the gas pipeline, thereby recycling the heat generated during the drying process, effectively avoiding the waste of thermal energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 is a schematic front sectional structure diagram of the present utility model;

[0017] Figure 3 is a schematic top sectional structure diagram of the present utility model;

[0018] In the figure: 1, box body; 2, drying cylinder; 3, heating plate; 4, guide plate; 5, connecting cylinder; 6, steam-water separator; 7, gas pipeline; 8, mounting plate; 9, suction fan; 10, rotating shaft; 11, roller; 12, first motor; 13, second motor; 14, filter screen; 15, discharge chute; 16, feed chute. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model. In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation on the present utility model. In addition, in the description of the present utility model, the meaning of "a plurality of" is two or more, unless otherwise specifically defined.

[0020] Please refer to Figures 1 to 3 , a high-purity quartz sand drying device, which includes a box body 1. Inside the box body 1, a drying cylinder 2 is rotatably connected. An inner wall of the drying cylinder 2 is provided with a cylindrical heating plate 3. An inner wall of the heating plate 3 is fixedly connected with a guide plate 4;

[0021] Both the left and right side walls of the box body 1 are fixedly connected with connecting cylinders 5 communicating with the drying cylinder 2. The other end of the connecting cylinder 5 on the left side communicates with a steam-water separator 6. The steam-water separator 6 and the connecting cylinder 5 on the right side are connected by a gas transmission pipe 7 distributed front and rear. A suction mechanism is arranged inside the connecting cylinder 5 on the left side.

[0022] In this embodiment: When in use, first start the heating plate 3 to preheat the drying device through the heating plate 3. Then pour the quartz sand into the drying cylinder 2 through the feeding groove 16. Then the drying cylinder 2 rotates, and the quartz sand is turned over by the drying cylinder 2, thereby drying the quartz sand. At the same time, the quartz sand is conveyed by the guide plate 4, so that the quartz sand moves to the left end of the drying cylinder 2, and then is discharged through the discharging groove 15, thus completing the drying of the quartz sand;

[0023] A large amount of heat and water vapor are generated during the drying process. The high-temperature water vapor in the drying cylinder 2 is sucked into the steam-water separator 6 through the suction mechanism. The steam-water separator 6 separates the high-temperature water vapor into water and gas. The separated water is discharged through the steam-water separator 6, and the separated high-temperature gas is conveyed to the drying cylinder 2 again through the gas transmission pipe 7, thereby recycling the heat generated during the drying process and effectively avoiding waste of heat energy.

[0024] As a technical optimization solution of the present utility model, the suction mechanism includes a mounting plate 8 fixedly connected inside the left connecting cylinder 5. The right side wall of the mounting plate 8 is rotatably connected with an air suction fan 9. The left side wall of the mounting plate 8 is provided with a first motor 12, and the output end of the first motor 12 is fixedly connected with the air suction fan 9.

[0025] In this embodiment: When the suction mechanism operates, the first motor 12 is started, and the first motor 12 drives the air suction fan 9 to rotate. The high-temperature water vapor in the drying cylinder 2 is drawn into the steam-water separator 6 through the air suction fan 9.

[0026] As a technical optimization solution of the present utility model, a rotating shaft 10 is rotatably connected inside the box body 1 and located below the drying cylinder 2. The outer wall of the rotating shaft 10 is fixedly connected with a plurality of rollers 11 distributed left and right and abutted against the drying cylinder 2.

[0027] In this embodiment: The rotating shaft 10 rotates, the rotating shaft 10 drives the rollers 11 to rotate, and the plurality of rollers 11 drive the drying cylinder 2 to rotate.

[0028] As a technical optimization solution of the present utility model, a second motor 13 is installed on the right side wall of the box body 1, and the output end of the second motor 13 is fixedly connected with the rotating shaft 10.

[0029] In this embodiment: The second motor 13 is started, and the second motor 13 drives the rotating shaft 10 to rotate, providing power for the rotation of the rotating shaft 10.

[0030] As a technical optimization solution of the present utility model, a filter screen 14 is fixedly connected inside the left connecting cylinder 5 and located on the right side of the air suction fan 9.

[0031] In this embodiment: A filter screen 14 is fixedly connected inside the left connecting cylinder 5 and located on the right side of the air suction fan 9, which can block the dried quartz sand and prevent the dried quartz sand from entering the steam-water separator 6.

[0032] As a technical optimization solution of the present utility model, a discharge chute 15 is communicated with the lower end of the outer wall of the left connecting cylinder 5.

[0033] In this embodiment: A discharge chute 15 is communicated with the lower end of the outer wall of the left connecting cylinder 5, which is convenient for discharging the dried quartz sand from the drying cylinder 2.

[0034] As a technical optimization solution of the present utility model, a feed chute 16 is communicated with the other end of the right connecting cylinder 5.

[0035] In this embodiment: A feed chute 16 is communicated with the other end of the right connecting cylinder 5, which is convenient for pouring the undried quartz sand into the drying cylinder 2.

[0036] Working principle: When in use, first start the heating plate 3 to preheat the drying device through the heating plate 3. Then pour the quartz sand into the drying cylinder 2 through the feed chute 16. Then start the second motor 13. The second motor 13 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the rollers 11 to rotate. Multiple rollers 11 drive the drying cylinder 2 to rotate, and the quartz sand is flipped by the drying cylinder 2, thereby drying the quartz sand. At the same time, the quartz sand is conveyed through the guide plate 4, causing the quartz sand to move to the left end of the drying cylinder 2, and then discharged through the discharge chute 15, thus completing the drying of the quartz sand;

[0037] During the drying process, a large amount of heat and water vapor are generated. Start the first motor 12. The first motor 12 drives the suction fan 9 to rotate. Through the suction fan 9, the high-temperature water vapor in the drying cylinder 2 is pumped into the steam-water separator 6. The high-temperature water vapor is separated into steam and water by the steam-water separator 6. The separated water is discharged through the steam-water separator 6, and the separated high-temperature gas is conveyed back into the drying cylinder 2 through the air pipe 7, thereby recycling the heat generated during the drying process and effectively avoiding waste of thermal energy.

[0038] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A high-purity quartz sand drying device, comprising a box body (1), characterized in that: Inside the box body (1), a drying cylinder (2) is rotatably connected. An inner wall of the drying cylinder (2) is provided with a heating plate (3) in a cylindrical shape, and an inner wall of the heating plate (3) is fixedly connected with a guide plate (4). Both left and right side walls of the box body (1) are fixedly connected with connecting cylinders (5) communicated with the drying cylinder (2). The other end of the connecting cylinder (5) on the left side is communicated with a steam-water separator (6), and the steam-water separator (6) and the connecting cylinder (5) on the right side are communicated through an air delivery pipe (7) distributed front and back. A suction mechanism is arranged inside the connecting cylinder (5) on the left side.

2. The high-purity quartz sand drying device according to claim 1, characterized in that: The suction mechanism includes a mounting plate (8) fixedly connected inside the connecting cylinder (5) on the left side. A suction fan (9) is rotatably connected to a right side wall of the mounting plate (8). A first motor (12) is mounted on a left side wall of the mounting plate (8), and an output end of the first motor (12) is fixedly connected with the suction fan (9).

3. The high-purity quartz sand drying device according to claim 1, characterized in that: Inside the box body (1), a rotating shaft (10) is rotatably connected below the drying cylinder (2). A plurality of rollers (11) distributed left and right and abutting against the drying cylinder (2) are fixedly connected to an outer wall of the rotating shaft (10).

4. A high-purity quartz sand drying device according to claim 3, characterized in that: A second motor (13) is mounted on a right side wall of the box body (1), and an output end of the second motor (13) is fixedly connected with the rotating shaft (10).

5. A high-purity quartz sand drying device according to claim 2, characterized in that: A filter screen (14) is fixedly connected inside the connecting cylinder (5) on the left side and on the right side of the suction fan (9).

6. The high-purity quartz sand drying device according to claim 1, wherein: A discharge chute (15) is communicated with a lower end of an outer wall of the connecting cylinder (5) on the left side.

7. The high-purity quartz sand drying device according to claim 1, characterized in that: The other end of the connecting cylinder (5) on the right side is communicated with a feed chute (16).

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