Crushing equipment capable of improving yield
By designing a crushing equipment including the shell, feeding tube, crushing components, arc sieve nets, ring grooves and raw pipes, the problem of insufficient crushing in the existing equipment has been solved, and the uniform shattered and uniform shattered silicon powder is achieved. The improvement of the finished product.
Patent Information
- Application Number
- CN202420407600.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-04
- Publication Date
- 2025-01-24
- Estimated Expiration
- 2034-03-04
AI Technical Summary
During the crushing process of existing silicon powder production equipment, the contact time between the silicon powder raw materials and the crushing roller is short, resulting in insufficient crushing and low yield.
Design a crushing equipment including the shell, feeding tube, crushing component, arc sieve mesh, ring groove, and raw pipe. Through the design of the curved screen and the ring gap, the silicon particles with a large particle size are crushed twice to increase the rate of finished product.
Through secondary crushing treatment, the fragmentation uniformity of silicon raw materials increased, and the rate of finished products increased significantly, avoiding the accumulation of silicon particles and blocking mesh.
Smart Images
Figure CN222384904U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of silicon powder production equipment, in particular to a crushing device for improving the yield of finished products. Background Art
[0002] Silicon powder is an important industrial raw material. It can be used as a filler to enhance the hardness and strength of materials. In addition, in the electronics industry, pure silicon powder that has been specially treated can be used to manufacture semiconductor devices. In addition, silicon powder is also widely used in cosmetics. The production process of silicon powder includes raw material preparation, crushing, calcination and reduction, cooling and crushing, screening and packaging. In the crushing process, most of the existing crushing equipment only enters the next step after one crushing, and the contact time between the silicon powder raw material and the crushing roller is short, and the crushing is not sufficient, resulting in a low yield. Therefore, it is particularly necessary to develop a crushing equipment that can crush thoroughly and has a high yield of crushed raw materials. Summary of the invention
[0003] The utility model aims to provide a crushing device for improving the yield rate, which has the advantages of thorough crushing and high yield rate of crushed raw materials.
[0004] The technical solutions adopted are as follows:
[0005] A crushing device for improving the yield rate includes a shell, a feed pipe is arranged at the upper end of the shell, a crushing assembly is arranged below the feed pipe, an arc-shaped screen with an opening downward is arranged below the crushing assembly, a discharge port is opened in the shell below the arc-shaped screen, an annular groove is arranged on the side of the arc-shaped screen, a plurality of discharge pipes are evenly arranged at the lower end of the annular groove, the discharge pipes all extend to the outside of the shell, a collecting pipe connected to each discharge pipe is sleeved on the outside of the shell, the collecting pipe is inclined, the collecting pipe is provided with a conveying pipe, a lifting unit connected to the conveying pipe is arranged outside the shell, and an inclined pipe connected to the feed pipe is arranged on the upper end of the lifting unit.
[0006] Preferably, a driving assembly is arranged in the shell below the arc-shaped screen, and the driving assembly includes a driving shaft extending and rotating vertically, an arc-shaped beam is arranged at the upper end of the driving shaft, and a brush in contact with the arc-shaped screen is arranged at the upper end of the arc-shaped beam.
[0007] Preferably, the driving assembly comprises a housing, a driving motor is arranged in the housing, and the driving shaft and the driving motor are coaxially connected with a coupling.
[0008] Preferably, the upper end surface of the box body is conical.
[0009] Preferably, a driving ring is coaxially arranged in the annular groove, a plurality of circular push plates are evenly spaced on the side of the driving ring, the inner wall of the shell is connected to a telescopic rod by a universal joint, and the telescopic rod and the driving ring are connected by a universal joint.
[0010] Preferably, the telescopic rod is an electric telescopic rod.
[0011] Preferably, the lifting unit is a bucket elevator.
[0012] Preferably, a screw conveyor is provided at the lower end of the discharge port.
[0013] Compared with the prior art, the beneficial effects are:
[0014] 1. In the utility model, the crushed silicon powder and silicon particles fall onto the arc-shaped screen, and the silicon particles with larger particle sizes roll into the annular groove and enter the collecting pipe from the discharging pipe. The inclined collecting pipe collects the silicon particles inside to one place and transports them to the lifting unit through the conveying pipe. The lifting unit transports the silicon particles with larger particle sizes to the feeding pipe for secondary crushing, so that the silicon raw materials are crushed evenly and the yield rate is improved.
[0015] 2. The telescopic rod of the utility model controls the reciprocating movement of the driving ring, and the driving ring pushes each circular push plate to move back and forth, pushing the silicon particles falling into the annular groove into each discharge pipe to prevent the silicon particles from piling up in the annular groove.
[0016] 3. In the utility model, the driving assembly drives the arc beam to rotate, so that the arc screen is brushed by the brush to prevent silicon particles and silicon powder from clogging the arc screen. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the structure of a crushing device for improving the yield of finished products in the utility model.
[0018] Figure 2 yes Figure 1 The structural diagram at A in the middle,
[0019] Figure 3 yes Figure 1 The structural diagram at B in the figure is as follows:
[0020] In the figure: 1. Shell, 2. Feed pipe, 3. Crushing assembly, 4. Curved screen, 5. Screw conveyor, 6. Drive shaft, 7. Box, 8. Annular groove, 9. Discharge pipe, 10. Collecting pipe, 11. Conveying pipe, 12. Lifting unit, 13. Tilt pipe, 14. Circular push plate. DETAILED DESCRIPTION
[0021] The present invention will be further described below in conjunction with specific embodiments. Figures 1 to 3 As shown:
[0022] Embodiment 1: A crushing device for improving the yield rate comprises a shell 1, a feed pipe 2 is arranged at the upper end of the shell 1, a crushing assembly 3 is arranged below the feed pipe 2, the crushing assembly 3 crushes the silicon particles fed from the feed pipe 2, an arc-shaped screen 4 with a downward opening is arranged below the crushing assembly 3, a discharge port is opened in the shell 1 below the arc-shaped screen 4, the crushed silicon powder and silicon particles fall onto the arc-shaped screen 4, the silicon particles with larger particle size remain at the upper end of the arc-shaped screen 4, and the silicon powder with smaller particle size falls below the arc-shaped screen and is discharged from the discharge port,
[0023] An annular groove 8 is arranged on the side of the arc-shaped screen 4, and a plurality of discharge pipes 9 are evenly arranged at the lower end of the annular groove 8. The discharge pipes 9 extend to the outside of the shell 1. A collecting pipe 10 connected to each discharge pipe 9 is sleeved on the outside of the shell 1. The collecting pipe 10 is arranged obliquely. The collecting pipe 10 is provided with a conveying pipe 11. The conveying pipe 11 is arranged at the lowest point of the collecting pipe 10. A lifting unit 12 connected to the conveying pipe 11 is arranged outside the shell 1. An inclined pipe 13 connected to the feed pipe 2 is arranged on the upper end of the lifting unit 12.
[0024] Silicon particles with larger particle sizes roll down into the annular groove 8 and enter the collecting pipe 10 from the discharging pipe 9. The inclined collecting pipe 10 collects the silicon particles inside to one place and transports them to the lifting unit 12 through the conveying pipe 11. The lifting unit 12 transports the silicon particles with larger particle sizes to the feeding pipe 2 for secondary crushing.
[0025] Embodiment 2: A crushing device for improving the yield rate comprises a shell 1, a feed pipe 2 is arranged at the upper end of the shell 1, a crushing assembly 3 is arranged below the feed pipe 2, the crushing assembly 3 crushes the silicon particles fed from the feed pipe 2, an arc-shaped screen 4 with a downward opening is arranged below the crushing assembly 3, a discharge port is opened in the shell 1 below the arc-shaped screen 4, a screw conveyor 5 is arranged at the lower end of the discharge port, the crushed silicon powder and silicon particles fall onto the arc-shaped screen 4, the silicon particles with larger particle size remain at the upper end of the arc-shaped screen 4, and the silicon powder with smaller particle size falls below the arc-shaped screen and is discharged from the discharge port,
[0026] A driving assembly is arranged in the housing 1 below the arc-shaped screen 4, and the driving assembly includes a driving shaft 6 that rotates and extends vertically, an arc-shaped beam is arranged on the upper end of the driving shaft 6, and a brush that contacts the arc-shaped screen 4 is arranged on the upper end of the arc-shaped beam. The driving assembly drives the arc-shaped beam to rotate, so as to use the brush to brush the arc-shaped screen 4 to prevent silicon particles and silicon powder from clogging the arc-shaped screen 4. The driving assembly includes a box 7, and a driving motor is arranged in the box 7. The driving shaft 6 and the driving motor are coaxially connected by a coupling, and the upper end surface of the box 7 is conical.
[0027] An annular groove 8 is provided on the side of the arc-shaped screen 4, and a plurality of discharge pipes 9 are evenly provided at the lower end of the annular groove 8. The discharge pipes 9 extend to the outside of the shell 1. A collecting pipe 10 connected to each discharge pipe 9 is sleeved on the outside of the shell 1. The collecting pipe 10 is inclined. The collecting pipe 10 is provided with a conveying pipe 11. The conveying pipe 11 is arranged at the lowest point of the collecting pipe 10. A lifting unit 12 connected to the conveying pipe 11 is provided on the outside of the shell 1. An inclined pipe 13 connected to the feed pipe 2 is provided on the upper end of the lifting unit 12. The lifting unit 12 is a bucket elevator. The bucket elevator is a prior art and will not be described in detail here.
[0028] A driving ring is coaxially arranged in the annular groove 8, and a plurality of circular push plates 14 are evenly spaced on the side of the driving ring. The inner wall of the shell 1 is connected to a telescopic rod by a universal joint. The telescopic rod is an electric telescopic rod. The telescopic rod is connected to the driving ring by a universal joint. The telescopic rod controls the reciprocating movement of the driving ring, and the driving ring pushes each circular push plate 14 to reciprocate, pushing the silicon particles that fall into the annular groove 8 into each discharge pipe 9 to prevent the silicon particles from piling up in the annular groove 8.
[0029] The specific working process is as follows: start the crushing component 3, bucket elevator and driving component, control the telescopic rod to reciprocate, the crushing component 3 crushes the silicon particles input from the feed pipe 2, and the silicon powder with smaller particle size falls to the bottom of the arc screen and is discharged from the discharge port. The silicon particles with larger particle size roll along the arc screen 4 into the annular groove 8, and enter the collecting pipe 10 from the discharge pipe 9 under the push of the circular push plate 14. The inclined collecting pipe 10 collects the silicon particles inside to one place and transports them to the lifting unit 12 through the discharge pipe 9. The lifting unit 12 is used to transport the silicon particles with larger particle size to the feed pipe 2 for secondary crushing, thereby improving the yield.
[0030] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.
Claims
1. A crushing device for improving the yield rate, characterized in that: It includes a shell, a feed pipe is arranged on the upper end of the shell, a crushing assembly is arranged below the feed pipe, an arc-shaped screen with an opening downward is arranged below the crushing assembly, a discharge port is opened in the shell below the arc-shaped screen, an annular groove is arranged on the side of the arc-shaped screen, a plurality of discharge pipes are evenly arranged at the lower end of the annular groove, the discharge pipes all extend to the outside of the shell, a collecting pipe connected to each discharge pipe is sleeved on the outside of the shell, the collecting pipe is inclined, the collecting pipe is provided with a conveying pipe, a lifting unit connected to the conveying pipe is arranged outside the shell, and an inclined pipe connected to the feed pipe is arranged on the upper end of the lifting unit.
2. A crushing device for improving the yield rate according to claim 1, characterized in that: A driving assembly is arranged in the shell below the arc-shaped screen, and the driving assembly comprises a driving shaft extending and rotating vertically, an arc-shaped beam is arranged at the upper end of the driving shaft, and a brush in contact with the arc-shaped screen is arranged at the upper end of the arc-shaped beam.
3. A crushing device for improving the yield rate according to claim 2, characterized in that: The driving assembly comprises a box body, a driving motor is arranged in the box body, and the driving shaft and the driving motor are coaxially connected by a coupling.
4. A crushing device for improving the yield rate as claimed in claim 3, characterized in that: The upper end surface of the box body is conical.
5. A crushing device for improving yield as claimed in claim 1, characterized in that: A driving ring is coaxially arranged in the annular groove, a plurality of circular push plates are evenly spaced on the side of the driving ring, the inner wall of the shell is connected with a telescopic rod by a universal joint, and the telescopic rod and the driving ring are connected by a universal joint.
6. A crushing device for improving the yield rate according to claim 5, characterized in that: The telescopic rod is an electric telescopic rod.
7. A crushing device for improving yield as claimed in claim 1, characterized in that: The lifting unit is a bucket elevator.
8. A crushing device for improving yield as claimed in claim 1, characterized in that: A screw conveyor is arranged at the lower end of the discharge port.