Mineral processing production dust falling device

Abstract

The utility model relates to a beneficiation production dust fall device which comprises two oppositely-arranged arc-shaped covers, dust collection chambers are arranged in the arc-shaped covers, arc-shaped dust collection faces are arranged on the opposite sides of the two arc-shaped covers respectively, dust collection pipes are fixedly communicated with the opposite sides of the two arc-shaped covers respectively, and connecting pipes are fixedly installed at the free ends of the dust collection pipes. A draft fan is fixedly installed on the inner side of the connecting pipe, a support is fixed to the connecting pipe, and a plurality of dust collection holes are formed in the dust collection face of the arc-shaped cover. The two arc-shaped covers are placed around the feeding port of the ball mill, and the connecting pipe is communicated with the dust remover, so that dust generated by the feeding port of the ball mill can be sucked by the plurality of dust suction holes in the dust suction surfaces of the arc-shaped covers, then the dust enters the dust remover through the dust suction pipe and the connecting pipe, and the air draft fan plays a role in air draft; the two arc-shaped covers are arranged at the feeding hole of the ball mill, so that multi-angle surrounding type dust removal can be realized, the dust removal effect is improved, and the device is not easy to block the feeding work.

Description

Technical Field

[0001] The utility model relates to dust reduction technology, in particular to a dust reduction device for ore dressing production. Background Technique

[0002] Ore dressing is a process of separating useful minerals from gangue minerals according to the physical and chemical properties of different minerals in the ore. After the ore is crushed and ground, methods such as gravity separation, flotation, magnetic separation, and electrostatic separation are used to separate the useful minerals from the gangue minerals, and to separate various symbiotic (associated) useful minerals from each other as much as possible, removing or reducing harmful impurities to obtain raw materials required for smelting or other industries.

[0003] During ore dressing, a ball mill is usually required. When the ball mill is in production, there is a large amount of dust pollution at the feeding port and discharging port of the ball mill. The existing dust reduction devices for the feeding port of the ball mill are often not convenient for multi-angle circumferential dust removal, resulting in poor dust removal effect. Moreover, when loading materials, the dust reduction device is easy to block the loading work, and the existing dust reduction devices are often not convenient for cleaning the dust suction surface. Content of the Utility Model

[0004] The purpose of the utility model is to provide a dust reduction device for ore dressing production, which is used to solve the problems that the existing dust reduction devices for the feeding port of the ball mill are often not convenient for multi-angle circumferential dust removal and not convenient for cleaning the dust suction surface.

[0005] To solve the above problems, the utility model provides a dust reduction device for ore dressing production, which includes two oppositely arranged arc-shaped covers. A dust suction chamber is arranged inside the arc-shaped covers. Arc-shaped dust suction surfaces are respectively arranged on the opposite sides of the two arc-shaped covers. Dust suction pipes are respectively fixedly communicated with the opposite sides of the two arc-shaped covers. A connecting pipe is fixedly installed at the free end of the dust suction pipe. An exhaust fan is fixedly installed inside the connecting pipe. A bracket is fixed on the connecting pipe. A plurality of dust suction holes are formed on the dust suction surface of the arc-shaped cover. An arc-shaped seat is arranged on one side of the arc-shaped cover. An arc-shaped groove is formed in the arc-shaped seat. A slider is slidably connected in the arc-shaped groove. One end of the slider extending out of the arc-shaped seat is fixed with a support arm. A cleaning mechanism is arranged on one side of the support arm.

[0006] The dust reduction device for ore dressing production provided by the utility model also has the following technical features:

[0007] Further, the cleaning mechanism includes a rectangular rod, a cleaning brush and a compression spring. One side of the rectangular rod is fixedly connected with the support arm. The cleaning brush is slidably connected with the rectangular rod. One side of the cleaning brush can be in contact with the corresponding dust suction surface. The compression spring is sleeved on the rectangular rod. The two ends of the compression spring are respectively connected with the cleaning brush and the support arm.

[0008] Further, a crank is rotatably connected to one side of the slider.

[0009] Further, the upper and lower sides of the dust suction pipe are respectively fixedly communicated with inclined branch pipes, and the free ends of the two branch pipes are fixedly communicated with the inside of the arc-shaped cover.

[0010] Further, a filter screen is fixedly installed inside the connecting pipe.

[0011] Further, a connecting plate penetrates through the top and bottom of each of the two arc-shaped covers respectively, and fastening bolts are threadedly connected to the top and bottom of the arc-shaped covers respectively. One end of the fastening bolt can abut against the surface of the corresponding connecting plate.

[0012] The utility model has the following beneficial effects: By placing the two arc-shaped covers around the feed inlet of the ball mill and connecting the connecting pipe to the dust collector, the dust generated at the feed inlet of the ball mill can be sucked by multiple suction holes on the dust suction surface of the arc-shaped covers. Then, the dust enters the dust collector through the dust suction pipe and the connecting pipe. The exhaust fan plays a role in exhausting air. The two arc-shaped covers arranged at the feed inlet of the ball mill can achieve multi-angle circumferential dust removal, improving the dust removal effect, and the device is not easy to block the feeding work. By sliding the slider along the arc-shaped groove, the cleaning mechanism can clean the dust suction surface of the arc-shaped cover to avoid blockage. Description of the Drawings

[0013] Figure 1 is an isometric view of an embodiment of the utility model;

[0014] Figure 2 is a main view sectional view of the embodiment of the utility model after removing the bracket and being broken;

[0015] Figure 3 is an embodiment of the utility model Figure 1 The enlarged structural schematic diagram at position A in the figure. Detailed Description of the Invention

[0016] The utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments. It should be noted that, without conflict, the embodiments in the utility model and the features in the embodiments can be combined with each other.

[0017] Such as Figures 1 to 3In the embodiment of the dust reduction device for ore dressing production of the present utility model shown, the dust reduction device for ore dressing production includes two oppositely arranged arc-shaped covers 1. A dust suction chamber 2 is arranged inside the arc-shaped cover 1. Arc-shaped dust suction surfaces are respectively arranged on the opposite sides of the two arc-shaped covers 1. Dust suction pipes 3 are respectively and fixedly communicated with the opposite sides of the two arc-shaped covers 1. A connecting pipe 4 is fixedly installed at the free end of the dust suction pipe 3. An exhaust fan 5 is fixedly installed inside the connecting pipe 4. A support 6 is fixed on the connecting pipe 4. A plurality of dust suction holes 7 are formed in the dust suction surface of the arc-shaped cover 1. An arc-shaped seat 8 is arranged on one side of the arc-shaped cover 1. An arc-shaped groove is formed in the arc-shaped seat 8. A slider 9 is slidably connected in the arc-shaped groove. One end of the slider 9 extending out of the arc-shaped seat 8 is fixed with a support arm 10. A cleaning mechanism is arranged on one side of the support arm 10. By placing the two arc-shaped covers 1 around the feeding port of the ball mill and connecting the connecting pipe 4 to the dust collector, the dust generated at the feeding port of the ball mill can be sucked by the plurality of dust suction holes 7 on the dust suction surface of the arc-shaped cover 1. Then the dust enters the dust collector through the dust suction pipe 3 and the connecting pipe 4. The exhaust fan 5 plays a role in exhausting air. And the two arc-shaped covers 1 arranged at the feeding port of the ball mill can achieve multi-angle circumferential dust removal, improving the dust removal effect, and the device is not easy to block the feeding work. By sliding the slider 9 along the arc-shaped groove, the cleaning mechanism can clean the dust suction surface of the arc-shaped cover 1 to avoid blockage.

[0018] In an embodiment of the present application, preferably, the cleaning mechanism includes a rectangular rod 101, a cleaning brush 102 and a compression spring 103. One side of the rectangular rod 101 is fixedly connected with the support arm 10. The cleaning brush 102 is slidably connected with the rectangular rod 101. One side of the cleaning brush 102 can be in contact with the corresponding dust suction surface. The compression spring 103 is sleeved on the rectangular rod 101. The two ends of the compression spring 103 are respectively connected with the cleaning brush 102 and the support arm 10, so that the cleaning brush 102 can be in contact with the dust suction surface of the corresponding arc-shaped cover 1 under the action of the compression spring 103, thereby facilitating the cleaning of the dust suction holes 7.

[0019] In an embodiment of the present application, preferably, a crank 11 is rotatably connected to one side of the slider 9. By holding the crank 11 by hand, it is convenient to push the slider 9 to slide in the arc-shaped groove.

[0020] In an embodiment of the present application, preferably, branch pipes 12 which are obliquely arranged are respectively and fixedly communicated with the upper and lower sides of the dust suction pipe 3. The free ends of the two branch pipes 12 are both fixedly communicated with the inside of the arc-shaped cover 1. Through the arrangement of the branch pipes 12, the suction force in the dust suction chamber 2 inside the arc-shaped cover 1 can be relatively uniform, and a better dust suction effect can be achieved.

[0021] In an embodiment of the present application, preferably, a filter screen 13 is fixedly installed inside the connecting pipe 4. Through the arrangement of the filter screen 13, the filtering effect of sundries or larger garbage can be achieved.

[0022] In an embodiment of the present application, preferably, a connecting plate 14 penetrates through the top and bottom of each of the two arc-shaped covers 1, and fastening bolts 15 are threadedly connected to the top and bottom of the arc-shaped covers 1 respectively. One end of the fastening bolt 15 can abut against the surface of the corresponding connecting plate 14. Through the cooperation of the connecting plate 14 and the fastening bolt 15, it is convenient to connect the two arc-shaped covers 1 together and to adjust the distance between the two arc-shaped covers 1.

[0023] When the present utility model is in use, by placing the two arc-shaped covers 1 around the feed inlet of the ball mill, connecting the two arc-shaped covers 1 together through the connecting plate 14 and the fastening bolt 15, and adjusting the distance between the two arc-shaped covers 1, connecting the connecting pipe 4 to the dust collector, so that the dust generated at the feed inlet of the ball mill can be sucked by the multiple suction holes 7 on the suction surface of the arc-shaped cover 1. Then, the dust enters the dust collector through the suction pipe 3, the branch pipe 12 and the connecting pipe 4. The exhaust fan 5 plays a role in exhausting air. The two arc-shaped covers 1 arranged at the feed inlet of the ball mill can achieve multi-angle circumferential dust removal, improving the dust removal effect, and the device is not likely to block the feeding work. When cleaning during shutdown, by holding the hand crank 11 and pushing the slider 9 to slide in the arc-shaped groove, the cleaning brush 102 can abut against and move on the suction surface of the corresponding arc-shaped cover 1 under the action of the compression spring 103, so as to facilitate the cleaning of the suction holes 7 and avoid blockage.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present utility model.

Claims

1. A dust suppression device for mineral processing production, comprising two arc-shaped covers (1) arranged opposite to each other, characterized in that: The arc-shaped cover (1) is provided with a dust suction chamber (2) inside, and arc-shaped dust suction surfaces are provided on opposite sides of the two arc-shaped covers (1). Dust suction pipes (3) are fixedly connected to the opposite sides of the two arc-shaped covers (1). A connecting pipe (4) is fixedly installed at the free end of the dust suction pipe (3). An exhaust fan (5) is fixedly installed on the inner side of the connecting pipe (4). A bracket (6) is fixed on the connecting pipe (4). A plurality of dust suction holes (7) are provided on the dust suction surface of the arc-shaped cover (1). An arc-shaped seat (8) is provided on one side of the arc-shaped cover (1). An arc-shaped groove is provided on the arc-shaped seat (8). A slider (9) is slidably connected in the arc-shaped groove. A support arm (10) is fixed to one end of the slider (9) extending out of the arc-shaped seat (8). A cleaning mechanism is provided on one side of the support arm (10).

2. The dust suppression device for ore dressing production according to claim 1 is characterized in that: The cleaning mechanism comprises a rectangular rod (101), a cleaning brush (102) and a compression spring (103); one side of the rectangular rod (101) is fixedly connected to the support arm (10); the cleaning brush (102) is slidably connected to the rectangular rod (101); one side of the cleaning brush (102) can contact a corresponding dust collection surface; the compression spring (103) is sleeved on the rectangular rod (101); and two ends of the compression spring (103) are respectively connected to the cleaning brush (102) and the support arm (10).

3. The dust suppression device for ore dressing production according to claim 2 is characterized in that: One side of the sliding block (9) is rotatably connected to a crank handle (11).

4. The dust suppression device for ore dressing production according to claim 1, characterized in that: The upper and lower sides of the dust suction pipe (3) are respectively fixedly connected to inclined branch pipes (12), and the free ends of the two branch pipes (12) are fixedly connected to the inside of the arc-shaped cover (1).

5. The dust suppression device for ore dressing production according to claim 1 is characterized in that: A filter screen (13) is fixedly mounted on the inner side of the connecting pipe (4).

6. The dust suppression device for ore dressing production according to claim 1, characterized in that: A connecting plate (14) is respectively passed through the top and bottom of the two arc-shaped covers (1), and a fastening bolt (15) is respectively threadedly connected to the top and bottom of the arc-shaped covers (1), and one end of the fastening bolt (15) can abut against the surface of the corresponding connecting plate (14).

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