Screening and separating device

Abstract

The utility model relates to the technical field of brown corundum sand processing, and discloses a screening and separating device which comprises a bottom plate, a fixing frame is fixedly connected to the left side of the upper portion of the bottom plate, a rotating block is connected to the fixing frame through a rotating shaft, a screening box is fixedly connected to the upper portion of the rotating block, and a groove is formed in the right side of the upper portion of the bottom plate. And a motor is fixedly connected to the front side of the interior of the groove, a bidirectional threaded rod is fixedly connected to the output end of the motor, and threaded blocks are in threaded connection to the two sides of the exterior of the bidirectional threaded rod. According to the brown corundum sand screening device, the angle of the screening box is adjusted in the screening process of brown corundum sand, follow-up production procedures are facilitated, production efficiency is improved, powder and dust generated in the screening and separating process are adsorbed, sanitation of the working environment is guaranteed, and the body of a worker is prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of brown corundum sand processing, in particular to a screening and separation device. Background Art

[0002] Brown corundum is made of anthracite and other raw materials through high-temperature smelting, impurity removal, purification, crystallization, crushing, screening and other steps to be processed into brown corundum abrasives of different specifications and sizes. Its brown corundum has a dense texture, high hardness and good wear resistance. For brown corundum sand processing, an effective screening and separation device is usually required to separate impurities and fine particles in the sand or to achieve classification of different particle sizes.

[0003] After searching, the announcement number CN219378005U discloses a dried fruit screening and separation device. Although this patented technology includes a chassis placed on the top of the frame, a first inclined plate connected to the pillar is fixedly installed on the chassis, and an inclined filter screen placed on the inner wall of the chassis is provided between the first inclined plate and the second inclined plate. A cylinder placed on the chassis is fixedly installed at the bottom end of the inclined filter screen. As the cylinder is started, the piston rod on the cylinder drives the inclined filter screen to move up and down. A filter plate placed on the inner wall of the chassis is installed at one end of the second inclined plate away from the inclined filter screen, and a bottom plate placed on the inner wall of the chassis is provided below the filter plate, and vibration motors compatible with them are installed on both sides of the outer wall of the chassis, and brackets are connected to the vibration motors around the outer wall of the chassis through exciting springs. Beneficial effects: The utility model solves the technical problems that the existing structure cannot perform effective screening and separation, has low work efficiency, cannot clean dried fruits, and reduces product quality. However, the above-mentioned device cannot adjust the screening angle of the screening box during use, which leads to reduced work efficiency. Therefore, technical personnel in this field provide a screening and separation device to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a screening and separation device, aiming to improve the problem in the prior art that the screening angle of the screening box cannot be adjusted during use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screening and separation device, comprising a base plate, a fixed frame is fixedly connected to the upper left side of the base plate, the fixed frame is connected to a rotating block through a rotating shaft, the upper part of the rotating block is fixedly connected to a screening box, a groove is provided on the upper right side of the base plate, a motor is fixedly connected to the inner front side of the groove, a bidirectional threaded rod is fixedly connected to the output end of the motor, both sides of the outer side of the bidirectional threaded rod are threadedly connected to threaded blocks, the upper part of the threaded block is fixedly connected to a first connecting block, the first connecting block is connected to a support rod through a first connecting shaft, the support rod is connected to a second connecting block through a second connecting shaft, and the upper part of the second connecting block is fixedly connected to a screening assembly.

[0006] Furthermore, the screening assembly comprises a screening box, which is fixedly connected to the upper part of the second connecting block, a first filter plate is arranged on the upper inner side of the screening box, and a second filter plate is arranged on the lower inner side of the screening box.

[0007] Furthermore, a suction hood is provided on the upper part of the screening box, the rear side of the suction hood is rotatably connected to a delivery pipe, the bottom end of the delivery pipe is fixedly connected to a collecting component, the right side of the collecting component is fixedly connected to an air outlet pipe, the right end of the air outlet pipe is fixedly connected to an air pump, and the output end of the air pump is fixedly connected to an exhaust pipe.

[0008] Furthermore, the collecting assembly includes a dust box, which is fixedly connected to the bottom end of the conveying pipe. Slide grooves are provided on both sides of the interior of the dust box. A filter is slidably connected to the interior of the slide groove, and a pull rod is fixedly connected to the rear side of the filter.

[0009] Furthermore, a feed port is provided on the upper side of the suction hood.

[0010] Furthermore, the threaded block is slidably connected inside the groove.

[0011] Furthermore, the dust box is fixedly connected to the upper rear side of the bottom plate, and the air pump is fixedly connected to the upper rear side of the bottom plate.

[0012] Furthermore, discharge ports are provided on both sides of the left portion of the screening box.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the angle of the screening box can be adjusted during the screening of brown corundum sand through the coordinated use of structures such as a motor, a bidirectional threaded rod, a threaded block, a groove, a first connecting block, a first connecting shaft, a support rod, a second connecting shaft, a second connecting block, a screening box, a rotating block, and a rotating shaft, so as to facilitate the subsequent production process and speed up the production efficiency.

[0015] 2. In the utility model, by using the air pump, air outlet pipe, dust collecting box, conveying pipe, suction hood, filter, air outlet pipe, exhaust pipe, pull rod, slide chute and other structures in coordination, the powder dust generated in the screening and separation process is adsorbed, the hygiene of the working environment is ensured, and the health of the staff is avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a screening and separation device proposed by the utility model;

[0017] Figure 2 This is a rear perspective view of a screening and separation device proposed by the utility model;

[0018] Figure 3 A cross-sectional view of a screening box of a screening and separation device proposed in the utility model;

[0019] Figure 4 This is a partial structural schematic diagram of a screening and separation device proposed by the utility model;

[0020] Figure 5 This is a cross-sectional view of a dust collecting box of a screening and separation device proposed in the utility model.

[0021] Legend:

[0022] 1. Bottom plate; 2. Fixed frame; 3. Rotating shaft; 4. Rotating block; 5. Screening box; 6. Groove; 7. Motor; 8. Bidirectional threaded rod; 9. Threaded block; 10. First connecting block; 11. First connecting shaft; 12. Support rod; 13. Second connecting shaft; 14. Second connecting block; 15. First filter plate; 16. Second filter plate; 17. Discharge port; 18. Suction cover; 19. Feed port; 20. Delivery pipe; 21. Dust box; 22. Slide; 23. Filter; 24. Pull rod; 25. Exhaust pipe; 26. Air pump; 27. Exhaust pipe. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1 , Figure 3 , Figure 4, the utility model provides an embodiment: a screening and separation device, comprising a bottom plate 1, a fixed frame 2 is fixedly connected to the left side of the upper part of the bottom plate 1, the fixed frame 2 is connected to a rotating block 4 through a rotating shaft 3, a screening box 5 is fixedly connected to the upper part of the rotating block 4, a groove 6 is opened on the right side of the upper part of the bottom plate 1, a motor 7 is fixedly connected to the inner front side of the groove 6, a bidirectional threaded rod 8 is fixedly connected to the output end of the motor 7, both sides of the outer side of the bidirectional threaded rod 8 are threadedly connected to threaded blocks 9, a first connecting block 10 is fixedly connected to the upper part of the threaded block 9, the first connecting block 10 is connected to a support rod 12 through a first connecting shaft 11, the support rod 12 is connected to a second connecting block 14 through a second connecting shaft 13, and a screening assembly is fixedly connected to the upper part of the second connecting block 14; the screening assembly comprises a screening box 5, the screening box 5 is fixedly connected to the upper part of the second connecting block 14, a first filter plate 15 is arranged on the upper side of the inner part of the screening box 5, and a second filter plate 16 is arranged on the lower side of the inner part of the screening box 5;

[0025] The motor 7 is started to drive the bidirectional threaded rod 8 to rotate, and the rotation of the bidirectional threaded rod 8 drives the threaded block 9 to move inside the groove 6. The movement of the threaded block 9 drives the first connecting block 10, the first connecting shaft 11, the support rod 12, the second connecting shaft 13, the second connecting block 14 and the screening box 5 to move. At the same time, the movement of the screening box 5 drives the rotating block 4 to rotate outside the rotating shaft 3, thereby adjusting the angle of the screening box 5 during the screening process of brown corundum sand.

[0026] Reference Figure 1 , Figure 2 , Figure 5 , a suction hood 18 is provided on the upper part of the screening box 5, a conveying pipe 20 is rotatably connected to the rear side of the suction hood 18, a collecting assembly is fixedly connected to the bottom end of the conveying pipe 20, an air outlet pipe 25 is fixedly connected to the right side of the collecting assembly, an air pump 26 is fixedly connected to the right end of the air outlet pipe 25, and an exhaust pipe 27 is fixedly connected to the output end of the air pump 26; the collecting assembly includes a dust collecting box 21, the dust collecting box 21 is fixedly connected to the bottom end of the conveying pipe 20, and both sides of the dust collecting box 21 are provided with chutes 22, a filter screen 23 is slidably connected to the inside of the chutes 22, and a pull rod 24 is fixedly connected to the rear side of the filter screen 23;

[0027] The air pump 26 is started to drive the air outlet pipe 25, the dust box 21, the conveying pipe 20 and the suction hood 18 to absorb. The dust enters the conveying pipe 20 and the dust box 21 from the inside of the suction hood 18 and falls on the filter 23. The gas enters the air outlet pipe 25 and the exhaust pipe 27 from the inside of the dust box 21 and is discharged from the exhaust pipe 27. The filter 23 is moved by pulling the pull rod 24, so that the filter 23 slides inside the slide 22, thereby absorbing the powder dust generated in the screening and separation process.

[0028] Reference Figure 1 , Figure 2 , Figure 3 , a feed port 19 is provided on the upper side of the suction cover 18; the threaded block 9 is slidably connected to the inside of the groove 6; the dust collecting box 21 is fixedly connected to the upper rear side of the bottom plate 1, and the air pump 26 is fixedly connected to the upper rear side of the bottom plate 1; discharge ports 17 are provided on both sides of the left part of the screening box 5;

[0029] A feed port 19 is provided on the upper side of the suction cover 18 to convey brown corundum sand; the threaded block 9 is slidably connected to the inside of the groove 6 to drive the first connecting block 10 to move; the dust box 21 is fixedly connected to the upper rear side of the base plate 1, and the air pump 26 is fixedly connected to the upper rear side of the base plate 1, which fixes the dust box 21 and the air pump 26; discharge ports 17 are provided on both sides of the left side of the screening box 5 to discharge the screened brown corundum sand.

[0030] Working principle: When using the device, pour brown corundum sand into the feed port 19, the brown corundum sand enters the screening box 5 from the feed port 19 and falls above the first filter plate 15, the brown corundum sand falls from the first filter plate 15 to the upper part of the second filter plate 16, and then is discharged from the discharge port 17, by starting the motor 7, the motor 7 starts to drive the bidirectional threaded rod 8 to rotate, the bidirectional threaded rod 8 rotates to drive the threaded block 9 to move inside the groove 6, the threaded block 9 moves to drive the first connecting block 10 to move, the first connecting block 10 moves to drive the support rod 12 connected to the first connecting shaft 11 to move, the support rod 12 moves to drive the second connecting block 14 connected to the second connecting shaft 13 to move, the second connecting block 14 moves to drive the screening box 5 to move, the screening box 5 moves to drive the rotating block 4 to rotate outside the rotating shaft 3, so that the angle of the screening box 5 can be adjusted during the screening process of brown corundum sand, which is convenient for the subsequent production process. The production efficiency is accelerated. During the screening process, the air pump 26 is started, and the air pump 26 is started to drive the air outlet pipe 25 for extraction, and the air outlet pipe 25 drives the dust box 21 to extract, and the dust box 21 drives the conveying pipe 20 to extract, and the conveying pipe 20 drives the suction cover 18 to absorb, so as to absorb the dust generated during the screening, and the dust enters the conveying pipe 20 from the inside of the suction cover 18, and enters the dust box 21 from the inside of the conveying pipe 20, and falls on the filter screen 23. The gas enters the air outlet pipe 25 from the inside of the dust box 21, and enters the exhaust pipe 27 from the inside of the air outlet pipe 25 through the air pump 26, and is discharged from the inside of the exhaust pipe 27. When the dust inside the dust box 21 is full of dust, the pull rod 24 is pulled, and the pull rod 24 moves to drive the filter screen 23 to move, so that the filter screen 23 slides inside the slide 22, so as to achieve the adsorption of the powder dust generated in the screening and separation process, ensure the hygiene of the working environment, and avoid the health of the staff being affected.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A screening and separation device, comprising a bottom plate (1), characterized in that: A fixed frame (2) is fixedly connected to the left side of the upper part of the base plate (1), the fixed frame (2) is connected to a rotating block (4) via a rotating shaft (3), the upper part of the rotating block (4) is fixedly connected to a screening box (5), a groove (6) is provided on the right side of the upper part of the base plate (1), a motor (7) is fixedly connected to the inner front side of the groove (6), a bidirectional threaded rod (8) is fixedly connected to the output end of the motor (7), both sides of the outer side of the bidirectional threaded rod (8) are threadedly connected to threaded blocks (9), the upper part of the threaded block (9) is fixedly connected to a first connecting block (10), the first connecting block (10) is connected to a support rod (12) via a first connecting shaft (11), the support rod (12) is connected to a second connecting block (14) via a second connecting shaft (13), and the upper part of the second connecting block (14) is fixedly connected to a screening assembly.

2. A screening and separation device according to claim 1, characterized in that: The screening assembly comprises a screening box (5), wherein the screening box (5) is fixedly connected to the upper part of the second connecting block (14), a first filter plate (15) is arranged on the upper inner side of the screening box (5), and a second filter plate (16) is arranged on the lower inner side of the screening box (5).

3. A screening and separation device according to claim 1, characterized in that: The upper part of the screening box (5) is provided with a suction hood (18), the rear side of the suction hood (18) is rotatably connected to a delivery pipe (20), the bottom end of the delivery pipe (20) is fixedly connected to a collecting assembly, the right side of the collecting assembly is fixedly connected to an air outlet pipe (25), the right end of the air outlet pipe (25) is fixedly connected to an air pump (26), and the output end of the air pump (26) is fixedly connected to an exhaust pipe (27).

4. A screening and separation device according to claim 3, characterized in that: The collecting assembly comprises a dust box (21), the dust box (21) is fixedly connected to the bottom end of the conveying pipe (20), both sides of the interior of the dust box (21) are provided with slide grooves (22), the interior of the slide groove (22) is slidably connected to a filter screen (23), and the rear side of the filter screen (23) is fixedly connected to a pull rod (24).

5. A screening and separation device according to claim 3, characterized in that: A feed opening (19) is provided on the upper side of the suction hood (18).

6. A screening and separation device according to claim 1, characterized in that: The threaded block (9) is slidably connected inside the groove (6).

7. A screening and separation device according to claim 4, characterized in that: The dust collecting box (21) is fixedly connected to the upper rear side of the bottom plate (1), and the air pump (26) is fixedly connected to the upper rear side of the bottom plate (1).

8. A screening and separation device according to claim 1, characterized in that: Discharge ports (17) are provided on both sides of the left portion of the screening box (5).

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