Screening device for lead zinc ore mining
By designing a lead-zinc ore screening device with integrated feeding, screening, crushing and dust suppression functions, the problems of labor-consuming, long processing time and powder jamming in the existing technology are solved, and efficient screening and safe operation are achieved .
Patent Information
- Application Number
- CN202421676090.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-07-16
AI Technical Summary
The existing lead-zinc ore screening technology consumes manpower and takes a long processing time. The ore powder is easily stuck to the screening mesh, affecting the screening effect.
A lead-zinc ore opening screening device is designed, including a treatment box, feeding assembly, dust suppression assembly, screening and crushing assembly, discharge port, collection chamber and diversion bucket. The loading assembly assists in loading, screening and crushing the crushing assembly, and spraying water mist to prevent powder overflow.
It improves the screening efficiency of lead-zinc ore, reduces manpower consumption, extends the service life of the screen, and ensures the cleanliness and operational safety of the working environment.
Smart Images
Figure CN222447285U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of lead-zinc ore screening, in particular to a screening device used in lead-zinc ore mining. Background Art
[0002] Lead-zinc ore is an important source of lead and zinc, and is an important non-ferrous metal mineral. Lead-zinc ore often exists in the form of sulfide or other forms in nature, and has high economic value. Screening is a key link in zinc ore mining, and its main purpose is to achieve ore particle classification for subsequent processing.
[0003] However, the existing lead-zinc ore screening mainly relies on screens for classification, and then the larger lead-zinc ores are transported to the crusher for crushing. This processing process is very labor-intensive and time-consuming. At the same time, the lead-zinc ore powder is easily stuck in the screen holes, affecting the subsequent screening effect. Utility Model Content
[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a screening device for lead-zinc ore mining, which aims to solve the technical problems that the prior art is very labor-intensive and takes a long time to process, and the lead-zinc ore powder is easily stuck in the sieve holes, affecting subsequent screening.
[0005] The technical scheme of the utility model is: a screening device for lead-zinc ore mining, comprising a processing box, a feeding component, a dust suppression component, a screening and crushing component, a discharge port, a collecting chamber, and a guide bucket; a left-right symmetrical dust suppression component for suppressing the lead-zinc ore powder generated in the screening process from flying around is installed at the upper port of the processing box; a screening and crushing component is installed on the inner side of the processing box; a feeding component for assisting the feeding of the lead-zinc ore is installed on the outer side of the processing box; a discharge port is opened on the lower side of the left end of the processing box; a collecting chamber for collecting lead-zinc ore powder and sewage is installed at the bottom of the processing box; and a guide bucket is arranged at the lower end of the collecting chamber.
[0006] Preferably, in the first step, the staff shovels the lead-zinc ore into the feeding assembly, and the feeding assembly rotates along the processing box until it reaches the upper end of the processing box and pours the lead-zinc ore into the processing box, and the feeding assembly is reset; in the second step, the screening and crushing assembly is started to screen the poured lead-zinc ore and crush the large pieces of ore to achieve the expected particle size and shape; in the third step, a large amount of dust will be generated in this process, and the dust suppression assembly sprays water mist, which can not only clean the surface of the ore, but also suppress the lead-zinc ore powder generated during the screening process, ensuring a clean working environment and safe operation; in the fourth step, small pieces of ore are discharged along the discharge port, and dust, debris and sewage pass through the screen into the collection chamber and the diversion hopper, and the diversion hopper helps to guide and concentrate dust, debris and sewage for subsequent treatment.
[0007] Preferably, the screening and crushing assembly includes a primary screen, a secondary screen, an elastic column, a crushing box and a crushing roller group; a secondary screen is arranged at the lower end of the primary screen; the primary screen and the secondary screen have opposite guiding directions; the zinc ore is poured into the processing box and first contacts with the primary screen, and the ore meeting the particle size is screened out, and the large pieces of ore enter the crushing box along the primary screen and are crushed by the crushing roller group to achieve the expected particle size and shape.
[0008] Preferably, elastic columns for support are provided at the lower ends of the primary and secondary screens; a crushing box is provided at the right end of the elastic column; a crushing roller group for crushing large pieces of lead-zinc ore is installed on the inside of the crushing box; elastic columns are provided at the lower ends of the primary and secondary screens for elastic support, which can not only reduce the impact of the screen during operation, thereby extending the service life of the screen, but also shake off the blockage in the screen to ensure screening efficiency.
[0009] Preferably, the feeding assembly includes a driving motor, a control shaft, a protective cover, a linkage frame and a carrying bucket; a control shaft is installed at the front end of the driving motor; the driving motor controls the linkage frame and the carrying bucket to rotate through the control shaft, thereby assisting in the feeding of the lead-zinc ore, saving time and effort, and greatly improving the screening efficiency of the lead-zinc ore.
[0010] Preferably, a protective cover is provided on the control shaft in the inner area of the processing box; a linkage frame is fixedly connected to the outer side of the control shaft; a carrying bucket for loading lead-zinc ore is fixedly connected to the right end of the linkage frame; a protective cover is provided on the control shaft in the inner area of the processing box to protect the safety of the control shaft and prevent the control shaft from being broken by the ore.
[0011] Preferably, the dust suppression assembly includes a water tank, a water pipe and an atomizing nozzle; a front-to-back symmetrical water pipe is installed at the right end of the water tank; atomizing nozzles are evenly distributed installed on the water pipe near the opening of the processing box; the water tank supplies clean water to the water pipe, which is sprayed through the atomizing nozzle, which can not only clean the surface of the ore, but also suppress the lead-zinc ore powder generated during the screening process, ensuring a clean working environment and safe operation.
[0012] Beneficial effects of the utility model:
[0013] The utility model rotates along the processing box through the feeding component until it reaches the upper end of the processing box, pours the lead-zinc ore into the processing box and then resets, thereby assisting the feeding of the lead-zinc ore, saving time and labor, and greatly improving the screening efficiency of the lead-zinc ore. The poured lead-zinc ore is screened through the screening and crushing components, and the large pieces of ore are crushed to achieve the expected particle size and shape. The internal screen adopts elastic support, which can not only reduce the impact of the screen during operation, thereby extending the service life of the screen, but also can shake off the blockage in the screen to ensure the screening efficiency. The dust suppression component sprays water mist, which can not only clean the ore surface, but also suppress the lead-zinc ore powder generated in the screening process, thereby ensuring a clean working environment and safe operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 What is shown is a three-dimensional structural schematic diagram of the screening device of the utility model;
[0015] Figure 2 Another schematic diagram of the three-dimensional structure of the screening device of the utility model is shown;
[0016] Figure 3 What is shown is a schematic diagram of the cross-sectional structure of the screening device of the utility model;
[0017] Figure 4 Shown is a schematic diagram of the structure of the feeding component of the screening device of the present invention.
[0018] Explanation of the reference numerals in the accompanying drawings: 1. Processing box; 2. Feeding assembly; 201. Driving motor; 202. Control shaft; 203. Protective cover; 204. Linkage frame; 205. Load-bearing bucket; 3. Dust suppression assembly; 301. Water storage tank; 302. Water pipe; 303. Atomizing nozzle; 4. Screening and crushing assembly; 401. Primary screen; 402. Secondary screen; 403. Elastic column; 404. Crushing box; 405. Crushing roller group; 5. Discharge port; 6. Collection chamber; 7. Diversion bucket. DETAILED DESCRIPTION
[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0020] See also Figure 1-2The utility model provides an embodiment: a screening device for lead-zinc ore mining, comprising a processing box 1, a feeding component 2, a dust suppression component 3, a screening and crushing component 4, a discharge port 5, a collecting chamber 6, and a guide bucket 7; a left-right symmetrical dust suppression component 3 for suppressing the lead-zinc ore powder generated during the screening process from flying around is installed at the upper port of the processing box 1; a screening and crushing component 4 is installed on the inner side of the processing box 1; a feeding component 2 for assisting the feeding of the lead-zinc ore is installed on the outer side of the processing box 1; a discharge port 5 is opened on the lower side of the left end of the processing box 1; a collecting chamber 6 for collecting lead-zinc ore powder and sewage is installed at the bottom of the processing box 1; a guide bucket 7 is arranged at the lower end of the collecting chamber 6.
[0021] See also Figure 3 In this embodiment, the screening and crushing assembly 4 includes a primary screen 401, a secondary screen 402, an elastic column 403, a crushing box 404 and a crushing roller group 405; the secondary screen 402 is arranged at the lower end of the primary screen 401; the primary screen 401 and the secondary screen 402 have opposite guiding directions; the zinc ore poured into the processing box 1 first contacts the primary screen 401, and the ore that meets the particle size is screened out, and the large ore enters the crushing box 404 along the primary screen 401, and is crushed by the crushing roller group 405 to achieve the expected particle size and shape. The primary screen 401 and the secondary screen 402 are both provided with elastic columns 403 for support at the lower ends; the crushing box 404 is provided at the right end of the elastic column 403; the inner side of the crushing box 404 is provided with a roller group 405 for crushing large pieces of lead and zinc Crushing roller group 405 for crushing ore; elastic columns 403 are provided at the lower ends of the primary screen 401 and the secondary screen 402 for elastic support, which can not only reduce the impact of the screen during operation, thereby extending the service life of the screen, but also shake off the blockage in the screen to ensure screening efficiency; the dust suppression component 3 includes a water tank 301, a water pipe 302 and an atomizing nozzle 303; a front-to-back symmetrical water pipe 302 is installed at the right end of the water tank 301; the water pipe 302 is installed with equidistantly distributed atomizing nozzles 303 near the opening of the processing box 1; the water tank 301 supplies clean water to the water pipe 302, which is sprayed through the atomizing nozzle 303, which can not only clean the surface of the ore, but also suppress the lead-zinc ore powder generated during the screening process, ensuring a clean working environment and safe operation.
[0022] See also Figure 3In this embodiment, the feeding assembly 2 includes a driving motor 201, a control shaft 202, a protective cover 203, a linkage frame 204 and a carrying bucket 205; a control shaft 202 is installed at the front end of the driving motor 201; the driving motor 201 controls the linkage frame 204 and the carrying bucket 205 to rotate through the control shaft 202, thereby assisting the feeding of lead-zinc ore, saving time and effort, and greatly improving the screening efficiency of lead-zinc ore; the control shaft 202 is located in the inner area of the processing box 1 and is provided with a protective cover 203; the outer side of the control shaft 202 is fixedly connected to the linkage frame 204; the right end of the linkage frame 204 is fixedly connected to the carrying bucket 205 for loading lead-zinc ore; the control shaft 202 is located in the inner area of the processing box 1 and is provided with a protective cover 203, which protects the safety of the control shaft 202 and prevents the control shaft 202 from being broken by the ore.
[0023] During the work, in the first step, the staff shovels the lead-zinc ore into the carrying bucket 205 of the feeding assembly 2, and the driving motor 201 controls the linkage frame 204 and the carrying bucket 205 to rotate through the control shaft 202 until the upper end of the processing box 1 is reached to pour the lead-zinc ore into the processing box 1, and then the feeding assembly 2 is reset.
[0024] In the second step, the crushing roller group 405 of the screening and crushing assembly 4 is started. The zinc ore is poured into the processing box 1 and first contacts with the primary screen 401 to screen out the ore that meets the particle size. The large pieces of ore go along the primary screen 401 into the crushing box 404 and are crushed by the crushing roller group 405 to achieve the expected particle size and shape. The lower ends of the primary screen 401 and the secondary screen 402 are both provided with elastic columns 403 for elastic support, which can not only reduce the impact of the screen during operation, thereby extending the service life of the screen, but also shake off the blockage in the screen to ensure the screening efficiency.
[0025] The third step is that a large amount of dust will be generated during this process. The water storage tank 301 of the dust suppression component 3 supplies clean water to the water pipe 302, which is sprayed out through the atomizing nozzle 303. It can not only clean the surface of the ore, but also suppress the lead-zinc ore powder generated during the screening process, ensuring a clean working environment and safe operation.
[0026] In the fourth step, small pieces of ore are discharged from the discharge port 5, and dust, debris and sewage pass through the screen into the collection chamber 6 and the guide hopper 7. The guide hopper 7 helps to guide and concentrate the dust, debris and sewage for subsequent treatment.
[0027] Through the above steps, the feeding component 2 is rotated along the processing box 1 until it reaches the upper end of the processing box 1, and the lead-zinc ore is poured into the processing box 1 and then reset, which assists the feeding of the lead-zinc ore, saves time and labor, and greatly improves the screening efficiency of the lead-zinc ore. The poured lead-zinc ore is screened through the screening and crushing component 4, and the large pieces of ore are crushed to achieve the expected particle size and shape. The internal screen adopts elastic support, which can not only reduce the impact of the screen during operation, thereby extending the service life of the screen, but also shake off the blockage in the screen to ensure the screening efficiency. The dust suppression component 3 sprays water mist, which can not only clean the ore surface, but also suppress the lead-zinc ore powder generated during the screening process, ensuring a clean working environment and safe operation.
[0028] 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, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.
Claims
1. A screening device for lead-zinc ore mining, comprising a processing box (1); characterized in that: The invention also comprises a feeding component (2), a dust suppression component (3), a screening and crushing component (4), a discharge port (5), a collecting chamber (6), and a diversion hopper (7); a left-right symmetrical dust suppression component (3) for suppressing the flying of lead-zinc ore powder generated during the screening process is installed at the upper end of the processing box (1); a screening and crushing component (4) is installed on the inner side of the processing box (1); a feeding component (2) for assisting the feeding of lead-zinc ore is installed on the outer side of the processing box (1); a discharge port (5) is provided on the lower side of the left end of the processing box (1); a collecting chamber (6) for collecting lead-zinc ore powder and sewage is installed at the bottom end of the processing box (1); and a diversion hopper (7) is provided at the lower end of the collecting chamber (6).
2. A screening device for lead-zinc ore mining according to claim 1, characterized in that: The screening and crushing assembly (4) comprises a primary screen (401), a secondary screen (402), an elastic column (403), a crushing box (404) and a crushing roller group (405); a secondary screen (402) is arranged at the lower end of the primary screen (401); and the primary screen (401) and the secondary screen (402) have opposite guiding directions.
3. A screening device for lead-zinc ore mining according to claim 2, characterized in that: The lower ends of the primary screen (401) and the secondary screen (402) are both provided with elastic columns (403) for support; the right end of the elastic column (403) is provided with a crushing box (404); and a crushing roller group (405) for crushing large pieces of lead-zinc ore is installed inside the crushing box (404).
4. A screening device for lead-zinc ore mining according to claim 1, characterized in that: The feeding assembly (2) comprises a driving motor (201), a control shaft (202), a protective cover (203), a linkage frame (204) and a carrying bucket (205); the control shaft (202) is installed at the front end of the driving motor (201).
5. A screening device for lead-zinc ore mining according to claim 4, characterized in that: The control shaft (202) is located in an inner area of the processing box (1) and is provided with a protective cover (203); a linkage frame (204) is fixedly connected to the outer side of the control shaft (202); and a carrying bucket (205) for loading lead-zinc ore is fixedly connected to the right end of the linkage frame (204).
6. A screening device for lead-zinc ore mining according to claim 1, characterized in that: The dust suppression component (3) comprises a water storage tank (301), a water delivery pipe (302) and an atomizing nozzle (303); the right end of the water storage tank (301) is provided with a front-to-back symmetrical water delivery pipe (302); and the water delivery pipe (302) is provided with atomizing nozzles (303) distributed at equal intervals near the opening of the treatment box (1).