Fluidized bed for pickling quartz sand

Abstract

The utility model provides a fluidized bed for pickling quartz sand, which comprises a tank body, a pickling assembly and a cleaning assembly, the outer side of the tank body is fixedly connected with a support frame, and the top of the tank body is provided with a top cover; the pickling assembly is arranged in the tank body, the pickling assembly comprises stirring blades, a stirring rod, a first rotating disc, a second rotating disc and a first connecting rod, the stirring blades are arranged in the tank body, and one end of each stirring blade is fixedly connected with the stirring rod. According to the fluidized bed for pickling the quartz sand, the acid liquor and the quartz sand in the tank body are stirred and mixed through the plurality of stirring blades, so that the quartz sand is in full contact with the acid liquor, the quartz sand is suspended in the acid liquor, the condition that the quartz sand sinks to the bottom is effectively reduced, and the dynamic pickling effect is improved; and the inner wall of the tank body is brushed, residues are effectively reduced, and follow-up use is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of quartz sand processing equipment, in particular to a fluidized bed used for quartz sand pickling. Background Art

[0002] Quartz sand is quartz particles made by crushing quartz stone. It is a hard, wear-resistant, and chemically stable silicate mineral. Quartz sand is an important industrial mineral raw material and a non-chemical hazardous substance. It is widely used in glass, casting, ceramics and fireproof materials, smelting ferrosilicon, metallurgical flux, metallurgy, construction, chemical industry, plastics, rubber, abrasives, filter materials and other industries. Quartz sand pickling is a commonly used quartz sand surface treatment method. By washing with an acidic solution, impurities and pollutants on the surface of quartz sand can be removed, and the quality and purity of quartz sand can be improved. Fluidized bed is one of the important equipment in the quartz sand pickling process.

[0003] The existing quartz sand is pickled by soaking and spraying. During soaking, the quartz sand tends to sink to the bottom, which affects the pickling efficiency. During spraying, it is difficult to ensure the uniformity of spraying, which easily leads to partial over- or under-pickling, resulting in uneven pickling effect of the quartz sand, which affects the quality of the finished product.

[0004] Therefore, it is necessary to provide a new fluidized bed for quartz sand pickling to solve the above-mentioned technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a fluidized bed for pickling of quartz sand, which is convenient for improving the uniformity of pickling processing and convenient for cleaning after use.

[0006] The utility model provides a fluidized bed for pickling quartz sand, comprising a tank body, a pickling assembly and a cleaning assembly, wherein the outer side of the tank body is fixedly connected to a support frame, and the top of the tank body is provided with a top cover; the pickling assembly is arranged inside the tank body, and the pickling assembly comprises a stirring blade, a stirring rod, a first turntable, a second turntable and a first connecting rod, the tank body is provided with a stirring blade, one end of the stirring blade is fixedly connected to the stirring rod, one end of the stirring rod is provided with the first turntable, the outer side of the first turntable is connected to the second turntable through a belt drive, and the inner ring of the second turntable is provided with the first connecting rod; the cleaning assembly is arranged inside the tank body, and the cleaning assembly comprises a cleaning brush, a control block, a threaded rod, a second connecting rod and a second motor, the tank body is provided with a cleaning brush, the inner side of the cleaning brush is fixedly connected to the control block, the inner side of the control block is threadedly connected to the threaded rod, one end of the threaded rod is fixedly connected to the second connecting rod, and one end of the second connecting rod is fixedly connected to the second motor.

[0007] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, one end of the first connecting rod is fixedly connected to the first motor, the bottom of the first motor is fixedly connected to the top of the top cover, and the interior of the top cover is connected to a feed port.

[0008] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, the interior of the top cover is connected to a first liquid injection port, and the interior of the top cover is connected to a second liquid injection port.

[0009] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, a stabilizing rod is fixedly connected to the bottom of the top cover, and the outer side of the stabilizing rod is slidably connected to the inner side of the control block.

[0010] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, one end of the threaded rod is rotatably connected to a support block, and one side of the support block is fixedly connected to a connecting bucket.

[0011] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, a diverter bucket is arranged inside the connecting bucket, a filter screen is fixedly connected to the top of the diverter bucket, a liquid outlet pipe is fixedly connected to the outside of the diverter bucket, and a first valve is arranged on the outside of the liquid outlet pipe.

[0012] As a fluidized bed for pickling quartz sand provided by the utility model, preferably, the bottom of the connecting bucket is connected to a discharge pipe, and a second valve is arranged on the outer side of the discharge pipe.

[0013] As a fluidized bed for quartz sand pickling provided by the utility model, preferably, a controller is arranged on the outside of the tank body, a resin tile is arranged on the inside of the tank body, an anti-corrosion layer is arranged on the inside of the resin tile, and a temperature sensor is arranged on the inside of the anti-corrosion layer.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The fluidized bed for pickling quartz sand stirs and mixes the acid solution and quartz sand in the tank body through multiple stirring blades, which is conducive to full contact between the quartz sand and the acid solution, so that the quartz sand is suspended in the acid solution, effectively reducing the situation of sinking to the bottom, improving the dynamic pickling effect, and cleaning the inner wall of the tank body by controlling the up and down movement of the cleaning brush, effectively reducing residues, and facilitating subsequent use. The existing quartz sand pickling process partially adopts the immersion and spraying methods, and the quartz sand is prone to sinking to the bottom during the immersion process, affecting the pickling efficiency. It is difficult to ensure the uniformity of the spraying during the spraying process, and the situation of partial pickling is prone to excessive or insufficient pickling, which makes the pickling effect of the quartz sand uneven, affecting the quality of the finished product. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic structural diagram of a preferred embodiment of a fluidized bed for pickling quartz sand provided by the utility model;

[0017] Figure 2 for Figure 1 A schematic diagram of the structure of the pickling assembly shown;

[0018] Figure 3 for Figure 1 A schematic diagram of the structure of the cleaning component shown;

[0019] Figure 4 for Figure 1 Schematic diagram of the structure of the anti-corrosion layer and temperature sensor shown.

[0020] Numbers in the figure: 1. tank body; 2. support frame; 3. top cover; 4. pickling assembly; 41. stirring blade; 42. stirring rod; 43. first turntable; 44. second turntable; 45. first connecting rod; 5. cleaning assembly; 51. cleaning brush; 52. control block; 53. threaded rod; 54. second connecting rod; 55. second motor; 6. first motor; 7. feed port; 8. first liquid injection port; 9. second liquid injection port; 10. stabilizing rod; 11. support block; 12. connecting bucket; 13. diversion bucket; 14. filter; 15. liquid outlet pipe; 16. first valve; 17. discharge pipe; 18. second valve; 19. controller; 20. resin tile; 21. anti-corrosion layer; 22. temperature sensor. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in Figure 1 A schematic structural diagram of a preferred embodiment of a fluidized bed for pickling quartz sand provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the structure of the pickling assembly shown; Figure 3 for Figure 1 A schematic diagram of the structure of the cleaning component shown; Figure 4 for Figure 1 A schematic diagram of the structure of the anti-corrosion layer and the temperature sensor. A fluidized bed for pickling quartz sand comprises a tank body 1, a support frame 2 is fixedly connected to the outside of the tank body 1, and a top cover 3 is arranged on the top of the tank body 1;

[0023] In the specific implementation process, Figure 1 and Figure 2As shown, the pickling component 4 is arranged inside the tank body 1, and the pickling component 4 includes a stirring blade 41, a stirring rod 42, a first turntable 43, a second turntable 44 and a first connecting rod 45. The tank body 1 is provided with a stirring blade 41, one end of the stirring blade 41 is fixedly connected to the stirring rod 42, one end of the stirring rod 42 is provided with a first turntable 43, the outer side of the first turntable 43 is connected to the second turntable 44 through a belt drive, and the inner ring of the second turntable 44 is provided with a first connecting rod 45.

[0024] One end of the first connecting rod 45 is fixedly connected to the first motor 6 , the bottom of the first motor 6 is fixedly connected to the top of the top cover 3 , and the inside of the top cover 3 is connected to the feed port 7 .

[0025] The interior of the top cover 3 is connected to a first liquid injection port 8 , and the interior of the top cover 3 is connected to a second liquid injection port 9 .

[0026] It should be noted that: the tank body 1 is supported and fixed by the support frame 2, and the pickling component 4 is supported and positioned by the top cover 3. With the connection of the top cover 3, the feed port 7, the first liquid injection port 8 and the second liquid injection port 9 are all connected to the interior of the tank body 1. The feed port 7 is convenient for putting quartz sand into the tank body 1, and the first liquid injection port 8 is convenient for injecting the required acid liquid. Under the drive of the first motor 6, the first connecting rod 45 drives the second turntable 44 to rotate, and under the connection of the belt, the first turntable 43 drives the stirring rod 42 to rotate, and then the stirring rod 42 drives multiple stirring blades 41 to rotate inside the tank body 1, so as to promote the quartz sand in the tank body 1 to fully contact with the acid liquid, so that the quartz sand is in a suspended state, and dynamic pickling is realized.

[0027] refer to Figure 1 , Figure 3 and Figure 4 As shown, the cleaning assembly 5 is arranged inside the tank body 1, and the cleaning assembly 5 includes a cleaning brush 51, a control block 52, a threaded rod 53, a second connecting rod 54 and a second motor 55. The tank body 1 is provided with a cleaning brush 51 inside, the inner side of the cleaning brush 51 is fixedly connected to the control block 52, the inner side of the control block 52 is threadedly connected to the threaded rod 53, one end of the threaded rod 53 is fixedly connected to the second connecting rod 54, and one end of the second connecting rod 54 is fixedly connected to the second motor 55.

[0028] A stabilizing rod 10 is fixedly connected to the bottom of the top cover 3 , and the outer side of the stabilizing rod 10 is slidably connected to the inner side of the control block 52 .

[0029] One end of the threaded rod 53 is rotatably connected to the support block 11 , and one side of the support block 11 is fixedly connected to the connecting bucket 12 .

[0030] A diverter 13 is arranged inside the connecting hopper 12 , a filter screen 14 is fixedly connected to the top of the diverter hopper 13 , a liquid outlet pipe 15 is fixedly connected to the outside of the diverter hopper 13 , and a first valve 16 is arranged on the outside of the liquid outlet pipe 15 .

[0031] The bottom of the connecting bucket 12 is connected to a discharge pipe 17 , and a second valve 18 is provided on the outer side of the discharge pipe 17 .

[0032] A controller 19 is disposed on the outer side of the tank body 1 , a resin tile 20 is disposed on the inner side of the tank body 1 , an anti-corrosion layer 21 is disposed on the inner side of the resin tile 20 , and a temperature sensor 22 is disposed on the inner side of the anti-corrosion layer 21 .

[0033] It should be noted that: a connecting bucket 12 is fixed to the bottom of the tank body 1, and the interior of the tank body 1 is connected to the interior of the connecting bucket 12, the stabilizing rod 10 is fixed to the inner side of the connecting bucket 12 through the support block 11, the interior of the diverter bucket 13 is connected to the interior of the liquid outlet pipe 15, and the interior of the discharge pipe 17 is connected to the interior of the tank body 1. The outer side of the tank body 1 is made of Q235 steel material, and the anti-corrosion layer 21 is made of EPDM anti-corrosion material. The temperature inside the tank body 1 is detected by the cooperation of the temperature sensor 22 and the controller 19, and the resin tile 20 is used to promote heat preservation to reduce the influence of the external temperature during pickling. Under the drive of the second motor 55, the second connecting rod 54 drives the threaded rod 53 to rotate under the limit of the support block 11, and then the control block 52 drives the cleaning brush 51 to move up and down, so as to clean the interior of the tank body 1, effectively remove residual impurities, and facilitate the cleaning of the tank body 1 after use.

[0034] The working principle of a fluidized bed for pickling quartz sand provided by the utility model is as follows:

[0035] When in use, the required acid solution is injected into the tank body 1 through the first liquid injection port 8, and a proper amount of quartz sand is put into the tank body 1 under the action of the feed port 7. Under the drive of the first motor 6, the first connecting rod 45 drives the second turntable 44 to rotate, and under the connection of the belt, the first turntable 43 drives the stirring rod 42 to rotate, and then the stirring rod 42 drives the multiple stirring blades 41 to rotate inside the tank body 1, so that the stirring blades 41 drive the acid solution and quartz sand to rotate, promote the quartz sand in the tank body 1 to fully mix and contact with the acid solution, so that the quartz sand is in a suspended state, avoids sinking to the bottom, realizes dynamic pickling, makes the pickling effect more uniform, and the pickling is completed. After that, the first valve 16 is opened, and the quartz sand is blocked by the filter screen 14, so that the acid enters the liquid outlet pipe 15 through the diverter bucket 13 and flows out. After the acid is discharged, the second valve 18 is opened to discharge the quartz sand through the discharge pipe 17, and the first valve 16 and the second valve 18 are closed. Clean water is injected into the tank body 1 through the second liquid injection port 9. Driven by the second motor 55, the second connecting rod 54 drives the threaded rod 53 to rotate under the limit of the support block 11, and then the control block 52 drives the cleaning brush 51 to move up and down, so as to clean the inside of the tank body 1, effectively remove residual impurities, and facilitate the cleaning of the tank body 1 after use, so as to facilitate subsequent reuse.

[0036] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A fluidized bed for pickling quartz sand, characterized in that: include: A tank body (1), wherein a support frame (2) is fixedly connected to the outer side of the tank body (1), and a top cover (3) is arranged on the top of the tank body (1); A pickling assembly (4), the pickling assembly (4) being arranged inside the tank body (1), the pickling assembly (4) comprising a stirring blade (41), a stirring rod (42), a first turntable (43), a second turntable (44) and a first connecting rod (45), the tank body (1) being provided with a stirring blade (41), one end of the stirring blade (41) being fixedly connected to the stirring rod (42), one end of the stirring rod (42) being provided with a first turntable (43), the outer side of the first turntable (43) being connected to the second turntable (44) via a belt drive, and the inner ring of the second turntable (44) being provided with a first connecting rod (45); A cleaning assembly (5), the cleaning assembly (5) being arranged inside the tank body (1), the cleaning assembly (5) comprising a cleaning brush (51), a control block (52), a threaded rod (53), a second connecting rod (54) and a second motor (55), the tank body (1) being arranged inside the cleaning brush (51), the inner side of the cleaning brush (51) being fixedly connected to the control block (52), the inner side of the control block (52) being threadedly connected to the threaded rod (53), one end of the threaded rod (53) being fixedly connected to the second connecting rod (54), and one end of the second connecting rod (54) being fixedly connected to the second motor (55).

2. The fluidized bed for pickling quartz sand according to claim 1, characterized in that: One end of the first connecting rod (45) is fixedly connected to a first motor (6), the bottom of the first motor (6) is fixedly connected to the top of the top cover (3), and the interior of the top cover (3) is connected to a feed port (7).

3. The fluidized bed for pickling quartz sand according to claim 1, characterized in that: The interior of the top cover (3) is connected to a first liquid injection port (8), and the interior of the top cover (3) is connected to a second liquid injection port (9).

4. The fluidized bed for pickling quartz sand according to claim 1, characterized in that: The bottom of the top cover (3) is fixedly connected to a stabilizing rod (10), and the outer side of the stabilizing rod (10) is slidably connected to the inner side of the control block (52).

5. The fluidized bed for pickling quartz sand according to claim 1, characterized in that: One end of the threaded rod (53) is rotatably connected to a support block (11), and one side of the support block (11) is fixedly connected to a connection bucket (12).

6. The fluidized bed for pickling quartz sand according to claim 5, characterized in that: A diverter bucket (13) is arranged inside the connecting bucket (12), a filter screen (14) is fixedly connected to the top of the diverter bucket (13), a liquid outlet pipe (15) is fixedly connected to the outside of the diverter bucket (13), and a first valve (16) is arranged on the outside of the liquid outlet pipe (15).

7. The fluidized bed for pickling quartz sand according to claim 5, characterized in that: The bottom of the connecting bucket (12) is connected to a discharge pipe (17), and a second valve (18) is arranged on the outside of the discharge pipe (17).

8. The fluidized bed for pickling quartz sand according to claim 1, characterized in that: A controller (19) is arranged on the outside of the tank body (1), a resin tile (20) is arranged on the inside of the tank body (1), an anti-corrosion layer (21) is arranged on the inside of the resin tile (20), and a temperature sensor (22) is arranged on the inside of the anti-corrosion layer (21).

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