Ore screening and filtering device

Abstract

The utility model discloses an ore screening and filtering device which is characterized in that the ore screening and filtering device comprises a screening supporting frame, an inlet cylinder and an outlet cylinder, at least two screening roller assemblies are installed between the inlet cylinder and the outlet cylinder, the screening roller assemblies are fixedly installed, the two sides of the screening supporting frame are rotatably installed corresponding to the inlet cylinder and the outlet cylinder, a fluted disc is installed on the inlet cylinder, and a fluted disc is installed on the outlet cylinder. The fluted disc is driven by a driving motor installed on the screening supporting frame so as to be used for rotating the screening roller assemblies to screen ore, each screening roller assembly comprises a second fixing base fixedly installed on the first fixing base, and a third fixing base is arranged on the side, away from the second fixing base, of each screening roller assembly. The screening roller assemblies are fixedly installed through the third fixing bases, the screening roller assemblies are installed through the second fixing bases corresponding to the inlet cylinder and the outlet cylinder, and the purpose that the length of the screening net section can be adjusted by increasing or reducing the installation number of the screening roller assemblies is achieved so as to meet the screening requirement.

Description

Technical Field

[0001] The utility model relates to the technical field of ore screening and filtering, in particular to an ore screening and filtering device. Background Art

[0002] After the ore is mined from the mine, due to the use of blasting, the mined ores are of different sizes. The different sizes of ores are used in different fields. Therefore, after the ore is mined, it is necessary to screen and classify the ore, and then an ore screening machine is needed.

[0003] Publication (announcement) number: CN221245975U, discloses a separator for ore, which includes a mounting frame; a screening assembly, including a filter element and a drum filter element fixedly arranged at both ends of the filter element for filtering fine ore, two drums are respectively and rollingly arranged at both ends of the mounting frame, wherein the filter element includes multiple groups of fixed rods and multiple groups of movable rods, the multiple groups of fixed rods are respectively evenly distributed at the ends of the two drums and fixedly connected to the two drums, the multiple groups of movable rods are respectively evenly distributed at the ends of the two drums and detachably connected to the two drums, and the multiple groups of fixed rods and the multiple groups of movable rods are arranged at intervals; by pouring ore raw materials from the upper drum, the ore raw materials pass through the filter element, the fine ore raw materials leak from the filter element composed of the multiple groups of movable rods and the multiple groups of fixed rods, and the larger ore raw materials roll out from the other drum, so that ore raw materials of different sizes can be separated and screened.

[0004] In the prior art:

[0005] First, the screening drum segment adopts a fixed installation structure, which makes the screening drum segment length fixed, and it is impossible to adjust and assemble the screening drum segment length according to the use requirements to better meet the screening needs;

[0006] Second, the screening rods installed on the screening drum segments are fixed to the screening drum by welding. Since the screening mesh is severely worn by the screened ore, when the screening rods are replaced and repaired, it is necessary to replace the entire drum or cut off a certain screening rod and then weld and fix the installation. This method is not conducive to the convenient replacement of the screening rods, and the replacement is difficult.

[0007] For this reason, it is necessary to provide an ore screening and filtering device. Utility Model Content

[0008] In view of the problems existing in the above-mentioned prior art, the utility model provides an ore screening and filtering device, the purpose of which is to solve the above-mentioned technical problems.

[0009] In order to achieve the above-mentioned purpose, the utility model is realized by the following technical scheme: an ore screening and filtering device, characterized in that it includes a screening support frame, an inlet cylinder, and an outlet cylinder, at least two screening drum assemblies are installed between the inlet cylinder and the outlet cylinder, the screening drum assemblies are fixedly installed, the two sides of the screening support frame are correspondingly rotatably installed with the inlet cylinder and the outlet cylinder, a toothed disc is installed on the inlet cylinder, and the toothed disc is driven by a driving motor installed on the screening support frame to rotate the screening drum assembly to screen the ore, and the inlet cylinder and the outlet cylinder are both provided with a fixed seat on one side end surface facing the screening drum assembly, The screening drum assembly includes a fixing seat 2 fixedly installed with the fixing seat 1, and a fixing seat 3 is arranged on a side of the screening drum assembly away from the fixing seat 2. The fixing seat 2 and the fixing seat 3 are connected by a plurality of screening rods. The connection between the fixing seat 2 and the screening rod is provided with a polygonal through hole, and a plug-in block is installed inside the polygonal through hole. The screening rod is fixedly installed on the end face of the plug-in block away from the polygonal through hole, and the end face of the screening rod facing the fixing seat 3 is provided with a right-angled limiting plate. A right-angled slot matching the right-angled limiting plate is provided on the surface of one side of the fixing seat 3, and the right-angled limiting plate is clamped in the right-angled slot and fixed by bolts.

[0010] Preferably, the bottom of the screening support frame is arranged as a screening opening, and baffles are symmetrically arranged on both sides of the screening opening along the axial direction of the screening drum assembly.

[0011] Preferably, threaded through holes are provided at corresponding positions of the fixing seat 1 and the fixing seat 2, and the threaded through holes are installed by bolts.

[0012] Preferably, three corresponding positions of the fixing seat are provided with threaded through holes, which are installed by bolts.

[0013] Preferably, the surfaces of the inlet cylinder and the outlet cylinder are both sleeved with slewing bearings, and the slewing bearings are fixedly mounted to the screening support frame.

[0014] Preferably, both sides of the bottom of the screening support frame are provided with fixing holes, and the fixing holes are used for fixed installation in the screening site.

[0015] In summary, the utility model provides an ore screening and filtering device. The patent realizes the use of rectangular holes through polygonal through holes to limit the installation of the screening rod, and has the characteristics of good stability in screening. The plug-in block is plugged and installed in the polygonal through hole to fix the end of the screening rod to the fixing seat 2. The other end of the screening rod adopts a right-angled limiting plate. The right-angled slot is extended from the circumferential side surface of the fixing seat 3 to the end surface to form a right-angled slot matching the shape of the right-angled limiting plate. The right-angled limiting plate is installed in the right-angle Screw holes are opened at the corresponding positions of the slot, the right-angle slot and the right-angle limit plate, and the right-angle slot and the right-angle limit plate are installed by bolts and screw holes. The method of disassembling and replacing the worn screening rod is: disassemble the fixed installation between the three fixing seats, and then disassemble the fixed installation between the right-angle slot and the right-angle limit plate, disassemble the plug-in block, and then remove one or more screening rods that need to be replaced, and then fix them back to the screening rod, and the fixed installation between the three fixing seats to complete the replacement of the screening rod and the overall installation of the screening network segment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the ore screening and filtering device of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the polygonal through hole, the plug-in block, the slewing bearing, the fixed through hole and the screening port of the utility model;

[0018] Figure 3 It is a schematic diagram of the screening rod, plug-in block, right-angled limiting plate and screw hole structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the installation of a right-angled limiting plate and a right-angled slot of the utility model;

[0020] In the figure: screening support frame 1, inlet cylinder 2, outlet cylinder 3, screening drum assembly 4, toothed disc 5, drive motor 6, fixing seat 1 7, fixing seat 2 11, fixing seat 3 12, screening rod 13, polygonal through hole 14, plug-in block 15, right-angle limit plate 16, right-angle slot 17, screening port 21, baffle 22, slewing bearing 23, fixing through hole 24, screw hole 25. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings.

[0022] like Figures 1 to 4 As shown:

[0023] The utility model is an ore screening and filtering device, comprising a screening support frame 1, an inlet cylinder 2, and an outlet cylinder 3, at least two screening drum assemblies 4 are installed between the inlet cylinder 2 and the outlet cylinder 3, the screening drum assemblies 4 are fixedly installed, the two sides of the screening support frame 1 are correspondingly and rotatably installed with the inlet cylinder 2 and the outlet cylinder 3, a toothed disc 5 is installed on the inlet cylinder 2, the toothed disc 5 is driven by a driving motor 6 installed on the screening support frame 1, and is used to rotate the screening drum assembly 4 to screen the ore, the inlet cylinder 2 and the outlet cylinder 3 are both provided with a fixed seat 7 on one side end surface facing the screening drum assembly 4, and the screening drum assembly 4 includes a fixed seat 11 fixedly installed with the fixed seat 17 The side of the screening drum assembly 4 away from the fixed seat 2 11 is set as a fixed seat 3 12, and the fixed seat 2 11 and the fixed seat 3 12 are connected by a plurality of screening rods 13. The connection between the fixed seat 2 11 and the screening rod 13 is provided with a polygonal through hole 14, and a plug-in block 15 is installed inside the polygonal through hole 14. The screening rod 13 is fixedly installed on the end face of the plug-in block 15 away from the polygonal through hole 14, and the end face of the screening rod 13 facing the fixed seat 3 12 is set with a right-angled limiting plate 16, and a right-angled groove 17 matching the right-angled limiting plate 16 is opened on one side surface of the fixed seat 3 12, and the right-angled limiting plate 16 is clamped in the right-angled groove 17 and fixed by bolts.

[0024] In order to solve the problem that the length of the screening net segment in the prior art is fixed and cannot be adjusted in length, so as to meet the needs of site screening, and the screening rod 13 is conveniently and detachably replaced and installed, reducing the difficulty of maintenance and replacement, and improving the efficiency of replacement and maintenance;

[0025] The structure adopted by this patent is as follows: in this embodiment, two screening drum assemblies 4 are preferably used, and the screening drum assemblies 4 are fixedly installed by using a fixing seat 3 12, and the screening drum assemblies 4 are installed corresponding to the inlet cylinder 2 and the outlet cylinder 3 through the fixing seat 2 11, so that the length of the screening network segment can be adjusted by increasing or decreasing the number of installations of the screening drum assemblies 4 to meet the screening needs;

[0026] A plurality of screening rods 13 are detachably mounted between the second fixing seat 11 and the third fixing seat 12. The number of screening rods 13 to be mounted is determined by the actual screening diameter requirement. The screening rods 13 and the second fixing seat 11 are mounted in the following manner: a polygonal through hole 14 is circumferentially provided on the end face of the second fixing seat 11. In this embodiment, the polygonal through hole 14 is a rectangular hole, so as to limit the installation of the screening rod 13 and ensure good stability during screening. A plug-in block 15 matching the polygonal through hole 14 is provided at the end of the screening rod 13. The plug-in block 15 is plugged into the polygonal through hole 14 to fix the end of the screening rod 13 to the second fixing seat 11. A right-angled limiting plate 16 is provided at the other end of the screening rod 13. A right-angled slot 17 matching the shape of the right-angled limiting plate 16 is provided on one side of the third fixing seat 12. The slot 17 is extended from the circumferential side surface of the fixing seat three 12 to the end surface to form a right-angle slot 17 matching the shape of the right-angle limit plate 16. The right-angle limit plate 16 is snap-fitted and installed in the right-angle slot 17. Screw holes 25 are opened at the corresponding positions of the right-angle slot 17 and the right-angle limit plate 16. The right-angle slot 17 and the right-angle limit plate 16 are installed through bolts and screw holes 25 to achieve fixed installation of the right-angle slot 17 and the right-angle limit plate 16. The method for disassembling and replacing the worn screening rod 13 is: disassembling the fixed installation between the fixing seat three 12, then disassembling the fixed installation of the right-angle slot 17 and the right-angle limit plate 16, disassembling the plug-in block 15, and then removing one or more screening rods 13 that need to be replaced, and then fixing and installing them back to the screening rod 13, and the fixed installation between the fixing seat three 12 completes the replacement of the screening rod 13 and the overall installation of the screening network segment.

[0027] At least in one embodiment, in order to screen fine materials such as silt, a screening port 21 is provided at the bottom of the screening support frame 1, and baffles 22 are symmetrically provided on both sides of the screening port 21 along the axial direction of the screening drum assembly 4, so that fine materials such as silt are guided and recovered through the baffles 22.

[0028] In at least one embodiment, the fixing seat 1 7 and the fixing seat 2 11 are fixedly installed in the following manner: threaded through holes are opened at corresponding positions of the fixing seat 1 7 and the fixing seat 2 11, and the threaded through holes are installed by bolts.

[0029] In at least one embodiment, the fixing installation method between the fixing seats 12 is as follows: threaded through holes are opened at corresponding positions of the fixing seats 12, and the threaded through holes are installed by bolts.

[0030] In at least one embodiment, the rotatable mounting structure of the screening drum as a whole and the screening support frame 1 is as follows: the surfaces of the inlet cylinder 2 and the outlet cylinder 3 are both sleeved with a slewing bearing 23 , and the slewing bearing 23 is fixedly mounted to the screening support frame 1 .

[0031] In at least one embodiment, fixed through holes 24 are provided on both sides of the bottom of the screening support frame 1, and the fixed through holes 24 are fixedly installed in the screening site to meet the requirements of different screening speeds and screening diameters and to adjust the inclination height of the screening drum.

[0032] The embodiments of the present invention are only used to illustrate the present invention and do not constitute a limitation on the scope of the claims. Other substantially equivalent alternatives that can be thought of by those skilled in the art are all within the protection scope of the present invention.

Claims

1. An ore screening and filtering device, characterized in that: The invention comprises a screening support frame (1), an inlet cylinder (2), and an outlet cylinder (3), wherein at least two screening drum assemblies (4) are installed between the inlet cylinder (2) and the outlet cylinder (3), and the screening drum assemblies (4) are fixedly installed between them. The two sides of the screening support frame (1) are rotatably installed corresponding to the inlet cylinder (2) and the outlet cylinder (3), and a toothed disc (5) is installed on the inlet cylinder (2), and the toothed disc (5) is driven by a driving motor (6) installed on the screening support frame (1) to rotate the screening drum assembly (4) to screen ore. The inlet cylinder (2) and the outlet cylinder (3) are both provided with a fixing seat 1 (7) on one side end surface facing the screening drum assembly (4), and the screening drum assembly (4) comprises a fixing seat 2 (11) fixedly installed with the fixing seat 1 (7), and the screening drum assembly ( 4) A side away from the fixing seat 2 (11) is provided with a fixing seat 3 (12), the fixing seat 2 (11) and the fixing seat 3 (12) are connected via a plurality of screening rods (13), a polygonal through hole (14) is provided at the connection between the fixing seat 2 (11) and the screening rod (13), a plug-in block (15) is installed inside the polygonal through hole (14), the screening rod (13) is fixedly installed on the end face of the plug-in block (15) away from the polygonal through hole (14), the end face of the screening rod (13) facing the fixing seat 3 (12) is provided with a right-angled limit plate (16), a right-angled groove (17) matching the right-angled limit plate (16) is provided on a side surface of the fixing seat 3 (12), the right-angled limit plate (16) is clamped in the right-angled groove (17) and fixed by bolts.

2. The ore screening and filtering device according to claim 1, characterized in that: The bottom of the screening support frame (1) is provided with a screening opening (21), and baffles (22) are symmetrically provided on both sides of the screening opening (21) along the axis direction of the screening drum assembly (4).

3. The ore screening and filtering device according to claim 1, characterized in that: Threaded through holes are provided at corresponding positions of the fixing seat 1 (7) and the fixing seat 2 (11), and the threaded through holes are installed by bolts.

4. The ore screening and filtering device according to claim 1, characterized in that: A threaded through hole is provided at a corresponding position of the fixing seat three (12), and the threaded through hole is installed by means of bolts.

5. The ore screening and filtering device according to claim 1, characterized in that: The surfaces of the inlet cylinder (2) and the outlet cylinder (3) are both sleeved with a slewing bearing (23), and the slewing bearing (23) is fixedly mounted on the screening support frame (1).

6. The ore screening and filtering device according to claim 1, characterized in that: Both sides of the bottom of the screening support frame (1) are provided with fixing through holes (24), and the fixing through holes (24) are used for fixing and installing at the screening site.

Images