Fully enclosed self-cleaning roller screen
By setting up an upper cleaning box and a lower collection box in the shell of the drum screen, and using components such as air pumps, brushes and spray heads to achieve self-cleaning, the safety threat to operators and inconvenience of manual cleaning by dust during the use of the drum screen is solved, and safety and cleaning efficiency are improved.
Patent Information
- Application Number
- CN202421446754.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-24
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2034-06-24
AI Technical Summary
The dust generated by existing drum screens during use is not safe for operators, and the lack of self-cleaning devices, resulting in manual shutdown and inconvenient operation.
A fully enclosed self-cleaning roller screen is designed. By setting up an upper cleaning box and a lower collection box in the shell of the roller screen, components such as air pumps, brushes and spray heads are used to achieve self-cleaning during the roller screen work, isolating dust and improving safety.
It effectively isolates the dust generated during the use of the drum screen, improves the safety of the operator, and reduces the need for manual cleaning through the self-cleaning structure, and improves the cleaning efficiency and safety of the drum screen.
Smart Images
Figure CN222739627U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of drum screens, in particular to a fully enclosed self-cleaning drum screen. Background Art
[0002] The drum screen is a widely used machine in sorting technology. It controls the garbage sorting by the particle size, and has high sorting accuracy. The drum screen is generally divided into several sections, depending on the specific situation. The screen holes are arranged from small to large, and the screen holes on each section have the same aperture.
[0003] In the existing drum screens, they are generally semi-enclosed or fully open. Dust is always generated during the rolling screening process. The dust can easily cause physical harm to the indoor operators. In addition, the existing drum screens lack cleaning devices and need to be manually stopped for cleaning, which brings great inconvenience to the cleaning of the drum screen. Utility Model Content
[0004] The utility model provides a fully enclosed self-cleaning roller screen, which places the roller screen inside a fully enclosed shell, isolates dust generated during the roller screening process, protects operators, and improves the safety of the device. A cleaning structure is arranged on the top of the roller screen, and when the roller screen rotates during operation, the brush and the nozzle fully clean the surface holes by themselves, and the double cleaning action can also clean out particles stuck on the sieve holes, avoiding blockage of the sieve holes, improving the cleaning capacity of the roller screen, and reducing manual operation and burden.
[0005] In order to achieve the above-mentioned purpose, a fully enclosed self-cleaning rolling screen is provided, comprising: a shell, an upper cleaning box is fixedly connected to the top of the shell, a lower collecting box is fixedly connected to the bottom of the shell, the shell forms an angle of 10 degrees with the horizontal line, an air pump is fixedly connected to the top of the upper cleaning box, pillars are fixedly connected to the left and right side walls of the shell, a front sealing plate is fixedly connected to the front side wall of the shell, a rear sealing plate is fixedly connected to the rear side wall of the shell, a main motor is fixedly connected to the front side wall of the front sealing plate, and a A feeding plate, a central axis is rotatably connected between the front sealing plate and the rear sealing plate, a connecting rod is fixedly connected to the circumferential surface of the central axis, the end of the connecting rod away from the central axis is fixedly connected to the rolling screen body, a front bearing and a rear bearing are fixedly connected to the circumferential surface of the rolling screen body, the outer rings of the front bearing and the rear bearing are fixedly connected to the outer shell, a brush rod is fixedly connected to the inner top of the upper cleaning box, a brush is fixedly connected to the bottom of the brush rod, an air pipe is fixedly connected to the inner top surface of the upper cleaning box, and a nozzle is fixedly connected to the bottom of the air pipe.
[0006] According to the fully enclosed self-cleaning roller screen, the number of the brush rods and the number of the brushes are both two, and they are symmetrically distributed on the left and right sides of the air pipe.
[0007] According to the fully enclosed self-cleaning roller screen, the number of the nozzles is multiple and evenly distributed at the bottom of the air pipe, and the air pipe is connected to the bottom output end of the air pump.
[0008] According to the fully enclosed self-cleaning roller screen, the output end of the main motor is fixedly connected to the central shaft.
[0009] According to the fully enclosed self-cleaning roller screen, the number of the pillars is multiple and evenly distributed on the left and right sides of the shell.
[0010] According to the fully enclosed self-cleaning rolling screen, the outer shell, the upper cleaning box and the lower collecting box are all connected vertically.
[0011] According to the fully enclosed self-cleaning roller screen, the connecting rods are provided in plurality and are evenly distributed on the circumferential surface of the central axis.
[0012] According to the fully enclosed self-cleaning rolling screen, the front sealing plate is rotatably connected to the feed plate via a hinge and is fixed via a lock.
[0013] Beneficial effects of the utility model:
[0014] 1. By setting up the outer shell, the upper cleaning box, the lower collecting box and the roller screen body, the roller screen is placed inside the fully enclosed outer shell, and the dust generated during the roller screening process is isolated to protect the operators and improve the safety of the device;
[0015] 2. By setting up an air pump, brush rod, brush, air pipe and nozzle, a cleaning structure is set on the top of the drum screen. When the drum screen rotates during operation, the brush and nozzle can fully clean the surface holes by themselves. The double cleaning effect can also clean out the particles stuck in the sieve holes, avoid clogging of the sieve holes, improve the cleaning ability of the drum screen, and reduce manual operation and burden.
[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0018] Figure 1 This is the front view of the fully enclosed self-cleaning roller screen of the utility model;
[0019] Figure 2 This is a rear view of the fully enclosed self-cleaning roller screen of the utility model;
[0020] Figure 3The left and right cross-sectional views of the fully enclosed self-cleaning roller screen of the utility model;
[0021] Figure 4 It is a front and rear cross-sectional view of the fully enclosed self-cleaning roller screen of the utility model.
[0022] Legend:
[0023] 1. Outer shell; 2. Upper cleaning box; 3. Lower collecting box; 4. Air pump; 5. Support; 6. Front sealing plate; 7. Rear sealing plate; 8. Main motor; 9. Feeding plate; 10. Middle shaft; 11. Connecting rod; 12. Rolling screen body; 13. Front bearing; 14. Rear bearing; 15. Brush rod; 16. Brush; 17. Air pipe; 18. Nozzle. DETAILED DESCRIPTION
[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0025] Reference Figure 1-4The utility model embodiment is a fully enclosed self-cleaning roller screen, which includes: a shell 1, an upper cleaning box 2 is fixedly connected to the top of the shell 1, a lower collecting box 3 is fixedly connected to the bottom of the shell 1, the shell 1, the upper cleaning box 2 and the lower collecting box 3 are all connected from top to bottom, the shell 1 is at an angle of 10 degrees to the horizontal line, an air pump 4 is fixedly connected to the top of the upper cleaning box 2, which is used to provide airflow to flush and clean the particles stuck on the roller screen body 12 inside, and pillars 5 are fixedly connected to the left and right side walls of the shell 1. The number of pillars 5 is set in multiples and is evenly distributed on the left and right sides of the shell 1. A front sealing plate 6 is fixedly connected to the front side wall, a rear sealing plate 7 is fixedly connected to the rear side wall of the shell 1, a main motor 8 is fixedly connected to the front side wall of the front sealing plate 6, a feeding plate 9 is arranged on the front sealing plate 6, the front sealing plate 6 and the feeding plate 9 are rotatably connected by hinges and fixed by locks for adding raw materials that need to be rolled screened, a central axis 10 is rotatably connected between the front sealing plate 6 and the rear sealing plate 7, an output end of the main motor 8 is fixedly connected to the central axis 10, the main motor 8 works to rotate the central axis 10, so that the rolling screen body 12 rotates for rolling screening, and a connecting rod 10 is fixedly connected to the circumferential surface of the central axis 10 The rod 11 is provided with a plurality of connecting rods 11, and the connecting rods 11 are evenly distributed on the circumferential surface of the central axis 10, and are used to connect the rolling screen body 12 and the central axis 10. The end of the connecting rod 11 away from the central axis 10 is fixedly connected to the rolling screen body 12, and the front bearing 13 and the rear bearing 14 are fixedly connected to the circumferential surface of the rolling screen body 12. The outer rings of the front bearing 13 and the rear bearing 14 are fixedly connected to the housing 1, and the top of the upper cleaning box 2 is fixedly connected to the brush rod 15, and the bottom of the brush rod 15 is fixedly connected to the brush 16. The rolling screen body 12 is rotated during rotation, and the brush is used to remove the stuck on the rolling screen. The particles on the main body 12 are removed to achieve the purpose of self-cleaning. The top surface of the upper cleaning box 2 is fixedly connected to an air pipe 17. There are two brush rods 15 and two brushes 16, which are symmetrically distributed on the left and right sides of the air pipe 17, so that the cleaning is more complete and the cleaning efficiency is improved. The bottom of the air pipe 17 is fixedly connected to a nozzle 18. There are multiple nozzles 18, which are evenly distributed on the bottom of the air pipe 17. The surface of the rolling screen body 12 is cleaned by high-pressure airflow, and the stuck particles can also be cleaned out of the sieve holes, thereby improving the cleaning efficiency. The air pipe 17 is connected to the bottom output end of the air pump 4.
[0026] Working principle: open the feed plate 9, add the raw materials to be screened therein, then close the feed plate 9 and start the main motor 8. The main motor 8 rotates the central axis 10, thereby rotating the roller screen body 12. During the rotation, the internal raw materials are screened. At the same time, the brush on the top cleans the surface of the roller screen body 12 during the rotation to remove the particles stuck in the mesh. At the same time, start the air pump 4, which supplies air to the air pipe 17 and the nozzle 18. The high-pressure airflow generated by the nozzle 18 also blows on the surface of the roller screen body 12 to remove the particles stuck in the mesh, thereby ensuring the normal operation of the roller screen body 12.
[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.
Claims
1. Fully enclosed self-cleaning roller screen, characterized in that: include: A shell (1), wherein an upper cleaning box (2) is fixedly connected to the top of the shell (1), a lower collecting box (3) is fixedly connected to the bottom of the shell (1), the shell (1) forms an angle of 10 degrees with the horizontal line, an air pump (4) is fixedly connected to the top of the upper cleaning box (2), pillars (5) are fixedly connected to the left and right side walls of the shell (1), a front sealing plate (6) is fixedly connected to the front side wall of the shell (1), a rear sealing plate (7) is fixedly connected to the rear side wall of the shell (1), a main motor (8) is fixedly connected to the front side wall of the front sealing plate (6), a feeding plate (9) is arranged on the front sealing plate (6), and a rotating shaft (14) is provided between the front sealing plate (6) and the rear sealing plate (7). A central axis (10), a connecting rod (11) is fixedly connected on the circumferential surface of the central axis (10), an end of the connecting rod (11) away from the central axis (10) is fixedly connected to a rolling screen body (12), a front bearing (13) and a rear bearing (14) are fixedly connected on the circumferential surface of the rolling screen body (12), the outer rings of the front bearing (13) and the rear bearing (14) are fixedly connected to the outer shell (1), a brush rod (15) is fixedly connected to the top of the interior of the upper cleaning box (2), a brush (16) is fixedly connected to the bottom of the brush rod (15), an air pipe (17) is fixedly connected to the top surface of the interior of the upper cleaning box (2), and a nozzle (18) is fixedly connected to the bottom of the air pipe (17).
2. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The number of the brush rod (15) and the number of the brush (16) are both two, and they are symmetrically distributed on the left and right sides of the air pipe (17).
3. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The number of the nozzles (18) is multiple and evenly distributed at the bottom of the air pipe (17), and the air pipe (17) is connected to the bottom output end of the air pump (4).
4. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The output end of the main motor (8) is fixedly connected to the central shaft (10).
5. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The number of the pillars (5) is plural and they are evenly distributed on the left and right sides of the housing (1).
6. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The housing (1), the upper cleaning box (2) and the lower collecting box (3) are all connected vertically.
7. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The connecting rods (11) are provided in a plurality and are evenly distributed on the circumferential surface of the central axis (10).
8. The fully enclosed self-cleaning roller screen according to claim 1, characterized in that: The front sealing plate (6) is rotatably connected to the feed plate (9) via a hinge and is fixed via a lock.