Device for conveniently adjusting ore feeding amount of magnetic separator

Abstract

The utility model discloses a device for conveniently adjusting the ore feeding quantity of a magnetic separator, which comprises an ore feeding box, a plurality of ore discharging holes with a penetrating structure are formed in the bottom end in the ore feeding box at equal intervals, a through hole is formed in the center of the upper end of the ore feeding box, and a mounting frame is arranged at the upper end of the ore feeding box. A connecting cylinder is arranged at the center position of the upper end of the mounting frame, a control handle in rotary connection is arranged at the top end of the connecting cylinder, a screw rod is arranged at the inner end of the control handle, the lower end of the screw rod is located in the connecting cylinder and penetrates through the mounting frame, a bottom column is arranged at the bottom end of the screw rod, and a bottom frame is arranged at the top end in the ore feeding box; the bottom column is located in the bottom frame and slidably connected with the bottom frame. The connecting plate is arranged at the bottom end of the threaded rod, the rubber plugs are arranged at the bottom of the connecting plate, the threaded rod can be controlled by controlling the control handle, the height of the rubber plugs is further controlled, and therefore the flow from a mine hole is controlled, and the flow is made to be uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic separator feeding, in particular to a device for conveniently adjusting the feeding amount of a magnetic separator. Background Art

[0002] Magnetic separators are commonly used in iron ore beneficiation operations. Currently, there are 101 magnetic separators in the beneficiation department, 52 of which are in normal operation. The operation status of magnetic separators directly affects the quality index of the final iron ore concentrate. "Even feeding and clean unloading" are the most basic requirements for magnetic separation operations.

[0003] Each series has two sections of magnetic separation operations, and one section of operation has 5 magnetic separators. The ore needs to be evenly distributed to the 5 magnetic separators. The current component device is a distribution box with 5 lower ore holes at the bottom. The amount is controlled by a rubber plug. The up and down stroke of the rubber plug is controlled by a pressure rod. The control range can only be adjusted in integer multiples of 50mm and cannot be fine-tuned, which affects the uniformity of the component. Therefore, the utility model provides a convenient device for adjusting the magnetic separator feed amount to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a device for conveniently adjusting the feed amount of a magnetic separator to solve the problems in the above-mentioned background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for conveniently adjusting the feed amount of a magnetic separator, comprising:

[0006] An ore feeding box, wherein a lower ore hole of a through structure is provided at the bottom of the inner part of the ore feeding box, and a plurality of lower ore holes are provided at equal intervals, a through hole is provided at the center position of the upper end of the ore feeding box, a mounting frame is provided at the upper end of the ore feeding box, and a connecting tube is provided at the center position of the upper end of the mounting frame;

[0007] A rotatably connected control handle is provided at the top of the connecting tube, a screw is provided at the inner end of the control handle, the lower end of the screw is in the connecting tube and passes through the mounting frame, and a bottom column is provided at the bottom end of the screw;

[0008] A bottom frame is arranged at the top of the inner part of the feeding box, the bottom column is in the bottom frame and is slidably connected, a connecting plate is welded at the bottom end of the bottom column, the bottom end of the connecting plate is connected to the rubber plug through a connecting rod, and the rubber plug is in the lower ore hole.

[0009] Preferably, as a preferred embodiment of the present invention, the locking nut provided on the screw rod is located above the control handle.

[0010] Preferably, as a preferred embodiment of the present invention, the diameter of the screw is smaller than the diameter of the inner end of the connecting barrel.

[0011] Preferably, as a preferred embodiment of the present invention, the area of ​​the bottom column is smaller than the area of ​​the through hole.

[0012] Preferably, as a preferred embodiment of the present invention, a plurality of rubber plugs are provided at equal intervals, and the rubber plugs correspond to the lower mine holes.

[0013] Preferably, as a preferred embodiment of the present invention, the rubber plug is in an inverted cone structure, the diameter of the rubber plug is 230 mm, the height is 300 mm, and the top diameter of the rubber plug is greater than the diameter of the lower mine eye.

[0014] Preferably, as a preferred embodiment of the present invention, the lower mine eye is a circular hole structure and has a size of 200 mm.

[0015] Preferably, as a preferred embodiment of the present invention, the specification of the ore feeding box is 1500*1000*900mm, and the thickness is 8mm.

[0016] Compared with the prior art, the beneficial effect of the utility model is that a connecting plate is provided at the bottom end of the screw and a plurality of rubber plugs are provided at the bottom of the connecting plate. By controlling the control handle, the screw can be controlled, and then the height of the rubber plug is controlled, thereby controlling the flow from the lower mine eye and making the flow more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the connection structure between the control handle and the rubber plug of the utility model;

[0020] Figure 4 It is a top view of the internal structure of the ore feeding box of the utility model.

[0021] In the figure: 1. feed box; 2. mounting frame; 3. through hole; 4. connecting tube; 5. control handle; 6. screw rod; 7. bottom column; 8. bottom frame; 9. locking nut; 10. connecting plate; 11. connecting rod; 12. rubber plug; 13. lower ore hole. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "first", "second", "third", and "fourth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or a connection through an intermediate medium. It can be a connection between the two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. The meaning of "multiple" in the present utility model is two or more, and unless otherwise clearly and specifically limited, they all fall within the scope of protection of the present utility model.

[0025] Example: Figure 1-4 , the utility model provides a technical solution: including:

[0026] A feeding box 1, a lower ore hole 13 with a through structure is provided at the bottom of the feeding box 1, a plurality of lower ore holes 13 are provided at equal intervals, a through hole 3 is provided at the center of the upper end of the feeding box 1, a mounting frame 2 is provided at the upper end of the feeding box 1, and a connecting tube 4 is provided at the center of the upper end of the mounting frame 2;

[0027] A rotatably connected control handle 5 is provided at the top of the connecting tube 4, a screw rod 6 is provided at the inner end of the control handle 5, the lower end of the screw rod 6 is located in the connecting tube 4 and passes through the mounting frame 2, and a bottom column 7 is provided at the bottom end of the screw rod 6;

[0028] A bottom frame 8 is provided at the top of the feeding box 1, a bottom column 7 is located in the bottom frame 8 and is slidably connected, a connecting plate 10 is welded at the bottom end of the bottom column 7, the bottom end of the connecting plate 10 is connected to a rubber plug 12 through a connecting rod 11, and the rubber plug 12 is located in the lower ore hole 13.

[0029] The locking nut 9 provided on the screw rod 6 is located above the control handle 5 .

[0030] The diameter of the screw 6 is smaller than the inner end diameter of the connecting tube 4 .

[0031] The area of ​​the bottom column 7 is smaller than the area of ​​the through hole 3 .

[0032] A plurality of rubber plugs 12 are arranged at equal intervals, and the rubber plugs 12 correspond to the lower mine holes 13 .

[0033] The rubber plug 12 is in an inverted cone structure, with a diameter of 230 mm and a height of 300 mm. The top diameter of the rubber plug 12 is greater than the diameter of the lower mine hole 13 .

[0034] The lower mine hole 13 is a circular hole structure and has a size of 200 mm.

[0035] The specification of the feed box 1 is 1500*1000*900mm, and the thickness is 8mm.

[0036] Working principle:

[0037] During use, when the flow needs to be controlled, the control handle 5 is controlled to make the screw 6 move up and down, thereby adjusting the height of the rubber plug 12 in the lower mine hole 13. After the height is adjusted, the screw 6 is fixed by controlling the locking nut 9.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A device for conveniently adjusting the feed amount of a magnetic separator, characterized in that: include: A feeding box (1), wherein a lower ore hole (13) having a through structure is provided at the bottom of the feeding box (1), a plurality of lower ore holes (13) are provided at equal intervals, a through hole (3) is provided at the center of the upper end of the feeding box (1), a mounting frame (2) is provided at the upper end of the feeding box (1), and a connecting tube (4) is provided at the center of the upper end of the mounting frame (2); A rotatably connected control handle (5) is provided at the top end of the connecting tube (4), a screw rod (6) is provided at the inner end of the control handle (5), the lower end of the screw rod (6) is located in the connecting tube (4) and passes through the mounting frame (2), and a bottom column (7) is provided at the bottom end of the screw rod (6); A base frame (8) is provided at the top of the inner part of the ore feeding box (1), the base column (7) is located in the base frame (8) and is slidably connected, a connecting plate (10) is welded at the bottom end of the base column (7), the bottom end of the connecting plate (10) is connected to a rubber plug (12) through a connecting rod (11), and the rubber plug (12) is located in a lower ore hole (13).

2. A device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The locking nut (9) provided on the screw rod (6) is located above the control handle (5).

3. A device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The diameter of the screw (6) is smaller than the diameter of the inner end of the connecting tube (4).

4. A device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The area of ​​the bottom column (7) is smaller than the area of ​​the through hole (3).

5. The device for conveniently adjusting the feed amount of a magnetic separator according to claim 1 is characterized in that: A plurality of rubber plugs (12) are arranged at equal intervals, and the rubber plugs (12) correspond to the lower mine holes (13).

6. A device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The rubber plug (12) is in an inverted cone structure, the diameter of the rubber plug (12) is 230 mm, the height is 300 mm, and the top diameter of the rubber plug (12) is greater than the diameter of the lower mine hole (13).

7. The device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The lower ore hole (13) is a circular hole structure and has a size of 200 mm.

8. The device for conveniently adjusting the feed amount of a magnetic separator according to claim 1, characterized in that: The specification of the feed box (1) is 1500*1000*900mm, and the thickness is 8mm.

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