Mining slag screening equipment
By adopting the design of in-box screening and rear-end vibration screening racks in the mining slag screening equipment, the existing equipment has been solved, and the effects of efficient screening and dust removal are achieved.
Patent Information
- Application Number
- CN202421865044.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-03
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-08-03
AI Technical Summary
The existing mining slag screening equipment is low in efficiency, has a lot of dust and the screen is prone to damage.
A mining slag screening equipment is designed, which adopts internal screening and vibration through the end of the entire screening plate rack at the rear end to reduce damage to the screen. Multiple exhaust fans and dust conduits are installed for dust removal operations.
It realizes efficient screening operations, reduces dust diffusion and extends the service life of the screen.
Smart Images
Figure CN222919066U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of slag screening equipment, in particular to a mining slag screening equipment. Background Art
[0002] Mining, an energy comprehensive term, is the technology and science of extracting mineral resources from within the earth's crust and on the earth's surface. Broadly speaking, mining also includes the extraction of coal and petroleum. The mining industry is an important raw material industry. Metal ores are the main raw materials for the smelting industry, and non-metal ores are important chemical raw materials and building materials.
[0003] During the mining process, there will be a large amount of fine crushed slag. Therefore, it is often necessary to screen this type of slag, and screen out the relatively fine slag. Most of the screening equipment in the prior art is a single vibrating screen or drum screening. The drum screening has relatively low efficiency, the vibrating screen has more dust, and generally a vibrating device is arranged under the screen, which is easy to cause damage and deformation to the screen after a long time. Summary of the Utility Model
[0004] The technical problem to be solved by the utility model is to provide a mining slag screening equipment in view of the deficiencies mentioned in the above background art.
[0005] To solve the above technical problem, the technical solution provided by the utility model is: a mining slag screening equipment, including a screening box body. A feeding port is connected and arranged at the top of the front end of the screening box body. A discharging port is arranged in the middle of the rear end of the screening box body. A screen support is rotatably connected in the middle of the front end inside the screening box body. Both ends of the front end of the screen support are connected with support rotating shafts rotatably connected with the screening box body. The rear end of the screen support is connected with a support plate placed on the discharging port. A slag discharging port is arranged at the bottom of one side of the screening box body. A screening net is connected in the middle of the front end of the screen support. A plurality of exhaust fans are connected to the top of the screening box body;
[0006] A transmission box is connected and arranged below the support plate at the rear end of the screening box body. A limit lifting plate is connected and arranged in the middle of the transmission box in a limiting manner. A plurality of lifting vibrating rods aligned with the support plate are connected to the top of the limit lifting plate. A bearing plate is connected to the top of the lifting vibrating rod. A rotating shaft is rotatably connected below the limit lifting plate inside the transmission box. A plurality of cams are connected to the rotating shaft. A plurality of springs are connected below the limit lifting plate. A driving motor for driving the rotating shaft is connected to the outside of the screening box body.
[0007] Furthermore, a first guiding plate frame for guiding the slag discharging is arranged at the bottom inside the screening box body, and a second guiding plate frame for cooperating with the feeding port is connected to the top inside the screening box body, which is convenient for guiding material operation.
[0008] Further, a plurality of limiting support rods penetrating through the limiting lifting plate and the spring are connected and arranged inside the transmission box, facilitating the stable lifting operation of the limiting lifting plate.
[0009] Further, a protective soft pad for cooperating with the support plate is connected and arranged at the inner bottom of the discharge port, preventing collision damage between the support plate and the screen support.
[0010] Further, limiting grooves for cooperating with the support plate are arranged on both sides inside the screening box body, and limiting sliders extending into the limiting grooves are connected and arranged on both sides of the support plate, facilitating the stable lifting of the support plate and the screen support.
[0011] Further, a dust guide pipe for cooperating with the exhaust fan is connected and arranged at the top of the screening box body, and a plurality of dust guide pipes are commonly connected to a dust filter box at their ends, facilitating the dust removal operation.
[0012] The advantages of the present utility model compared with the prior art are as follows: Through screening inside the box body, the present utility model can prevent dust diffusion. At the same time, through the vibration setting at the end of the entire screening plate frame at the rear end, damage to the screen body can be reduced, and efficient vibration screening operation can be carried out. Description of the Drawings
[0013] Figure 1 is the first structural schematic diagram of a mining slag screening device of the present utility model.
[0014] Figure 2 is the second structural schematic diagram of a mining slag screening device of the present utility model.
[0015] Figure 3 is the first side sectional structural schematic diagram of a mining slag screening device of the present utility model.
[0016] Figure 4 is the second side sectional structural schematic diagram of a mining slag screening device of the present utility model.
[0017] Figure 5 is Figure 4 the structural schematic diagram of part A in
[0018] As shown in the figure: 1. Screening box body; 2. Feeding port; 3. Discharge port; 4. Screen support; 5. Screening net; 6. Support plate; 7. Support rotating shaft; 8. First guide plate frame; 9. Slag discharge port; 10. Second guide plate frame; 11. Transmission box; 12. Limiting lifting plate; 13. Lifting vibration rod; 14. Bearing plate; 15. Rotating shaft; 16. Cam; 17. Spring; 18. Limiting support rod; 19. Driving motor; 20. Protective soft pad; 21. Limiting groove; 22. Limiting slider; 23. Exhaust fan; 24. Dust guide pipe; 25. Dust filter box. Detailed Embodiments
[0019] The following further elaborates on the present utility model in conjunction with the accompanying drawings.
[0020] Combined with the attached Figures 1 - 5 , a mining slag screening device, comprising a screening box body 1. At the top of the front end of the screening box body 1, a feeding port 2 is connected and provided. At the top inside the screening box body 1, a second guide plate frame 10 cooperating with the feeding port 2 is connected and provided. At the middle of the rear end of the screening box body 1, a discharge port 3 is provided. At the middle of the front end inside the screening box body 1, a screen support 4 is rotatably connected. The second guide plate frame 10 is arranged to guide the screen support 4, so as to prevent the slag from directly impacting the screen support 4. At both ends of the front end of the screen support 4, support rotating shafts 7 rotatably connected to the screening box body 1 are connected and provided. At the rear end of the screen support 4, a support plate 6 placed on the discharge port 3 is connected and provided. At the bottom of one side of the screening box body 1, a slag discharge port 9 is provided. At the bottom inside the screening box body 1, a first guide plate frame 8 guiding the slag discharge port 9 is provided. The first guide plate frame 8 can facilitate the operation of guiding the fine slag outwards. At the middle of the front end of the screen support 4, a screening net 5 is connected and provided. The screening net 5 facilitates the operation of screening out the fine slag. At the bottom inside the discharge port 3, a protective soft pad 20 cooperating with the support plate 6 is connected and provided.
[0021] During specific implementation: Through the second guide plate frame 10 cooperated with the feeding port 2, the mixed slag can be guided to the screen support 4. Through the vibrating screen support 4 cooperating with the screening net 5, the slag can be screened, so as to perform a fast and efficient screening operation.
[0022] The rear end of the screening box 1 is located below the support plate 6 and is connected to a transmission box 11. The middle limit position of the transmission box 11 is connected to a limit lifting plate 12. The top of the limit lifting plate 12 is connected to a plurality of lifting vibration rods 13 aligned with the support plate 6. The top of the lifting vibration rod 13 is connected to a pressure plate 14. The lifting vibration rod 13 and the pressure plate 14 can continuously vibrate and push the support plate 6, thereby ensuring that the rotating screen bracket 4 performs vibration screening operations. A rotating shaft 15 is rotatably connected below the limit lifting plate 12 in the transmission box 11. A plurality of cams 16 are connected to the rotating shaft 15. A plurality of springs 17 are connected below the limit lifting plate 12. A driving motor 19 for driving the rotating shaft 15 is connected to the outside of the screening box 1. Through the driving motor 19 The rotation of the rotating shaft 15 is driven, thereby driving the rotation operation of multiple cams 16, so that the limit lifting plate 12 can be continuously pushed back and forth upward, and the rapid downward pull-down of the limit lifting plate 12 can be ensured by multiple springs 17, so that the lifting vibration rod 13 can be ensured to be quickly pulled back and forth, and then the screen bracket 4 is vibrated. The transmission box 11 is connected with a plurality of limit support rods 18 that penetrate the limit lifting plate 12 and the spring 17. The screening box body 1 is provided with limit grooves 21 on both sides to match the support plate 6. The support plate 6 is connected with limit sliders 22 extending into the limit grooves 21 on both sides. At the same time, the support plate 6 has a certain curvature when vibrating. The limit groove 21 is set to match the rotation curvature of the support plate 6, and the limit slider 22 is set as a cylinder, so as to facilitate the limited sliding operation in the limit groove 21.
[0023] During specific implementation: the rotation of the rotating shaft 15 is driven by the driving motor 19, thereby driving the rotation operation of multiple cams 16, so that the limit lifting plate 12 can be continuously pushed back and forth upward, and the rapid downward pull-down of the limit lifting plate 12 can be ensured by multiple springs 17, so that the lifting vibration rod 13 can be ensured to be quickly pulled back and forth, and then the screen bracket 4 is vibrated, so that a rapid vibration screening operation can be performed, and at the same time, the damage to the screening net 5 can be reduced.
[0024] The top of the screening box 1 is connected to a plurality of exhaust fans 23, through which dust can be discharged. The top of the screening box 1 is connected to a dust guide pipe 24 that cooperates with the exhaust fans 23. The ends of the plurality of dust guide pipes 24 are commonly connected to a dust filter box 25. The dust filter box 25 is provided with a filter element for filtering dust. This is a common prior art, so it will not be elaborated. The dust filter box 25 is also provided with an air outlet and a cleaning sealing door to facilitate cleaning of the internal filter element.
[0025] The above description is about the present utility model and its implementation manners. Such description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present utility model, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and design, without creative work, structural manners and embodiments similar to the technical solution without departing from the gist of the creation of the present utility model, they shall fall within the protection scope of the present utility model.
Claims
1. A slag screening device, comprising a screening box (1), characterized in that: The front end top of the screening box (1) is connected with a feeding port (2), the rear end middle of the screening box (1) is provided with a discharge port (3), the front end middle of the screening box (1) is rotatably connected with a screen bracket (4), the front ends of the screen bracket (4) are connected with support shafts (7) rotatably connected with the screening box (1), the rear end of the screen bracket (4) is connected with a support plate (6) placed on the discharge port (3), the bottom of one side of the screening box (1) is provided with a slag discharge port (9), the front end middle of the screen bracket (4) is connected with a screening net (5), and the top of the screening box (1) is connected with a plurality of exhaust fans (23); The rear end of the screening box (1) is located below the support plate (6) and is connected to a transmission box (11); a limit lifting plate (12) is connected to the middle of the transmission box (11); a plurality of lifting vibration rods (13) aligned with the support plate (6) are connected to the top of the limit lifting plate (12); a pressure plate (14) is connected to the top of the lifting vibration rods (13); a rotating shaft (15) is rotatably connected to the transmission box (11) below the limit lifting plate (12); a plurality of cams (16) are connected to the rotating shaft (15); a plurality of springs (17) are connected to the bottom of the limit lifting plate (12); and a driving motor (19) for driving the rotating shaft (15) is connected to the outside of the screening box (1).
2. A slag screening device according to claim 1, characterized in that: The bottom of the screening box (1) is provided with a first guide plate frame (8) guiding the slag discharge port (9), and the top of the screening box (1) is connected to a second guide plate frame (10) matching the feeding port (2).
3. A slag screening device according to claim 1, characterized in that: The transmission box (11) is internally connected with a plurality of position-limiting support rods (18) penetrating the position-limiting lifting plate (12) and the spring (17).
4. The mining slag screening equipment according to claim 1, characterized in that: The inner bottom of the discharge port (3) is connected to a protective soft pad (20) that matches the support plate (6).
5. The mining slag screening equipment according to claim 1, characterized in that: Limiting grooves (21) cooperating with the support plate (6) are provided on both sides of the screening box (1), and limiting sliding blocks (22) extending into the limiting grooves (21) are connected to both sides of the support plate (6).
6. The mining slag screening equipment according to claim 1, characterized in that: The top of the screening box (1) is connected to a dust guide pipe (24) cooperating with an exhaust fan (23), and the ends of the plurality of dust guide pipes (24) are commonly connected to a dust filter box (25).