Bauxite aggregate screening device

Abstract

The utility model discloses a bauxite aggregate screening device, relates to the technical field of ore screening equipment, and aims to solve the problems that in the prior art, when bauxite aggregate is screened, dust is easily generated, and the dust drifts away from the air to pollute the air, so that the production environment is severe, and the use effect is poor. The screening device comprises a screening device body, a first dust suction pipe and a dust collector are arranged on the screening device body, a second dust suction pipe is arranged on the front end face of the screening device body and communicates with the first dust suction pipe, and a filter is arranged between the dust collector and the first dust suction pipe. An exhaust pipe is arranged on the dust collector and connected with an external air purification device, supporting legs are installed at the bottom of the screening device body, vibration springs connected with the supporting legs are arranged on the base, a transmission shaft is rotationally connected into the screening device body, and a first screening plate and a second screening plate are arranged in the screening device body. The first sieve plate and the second sieve plate are designed in a reverse inclined mode.

Description

Technical Field

[0001] The utility model relates to the technical field of ore screening equipment, in particular to a bauxite aggregate screening device. Background Art

[0002] In order to ensure the quality of the processed products, it is usually necessary to screen the bauxite before processing it;

[0003] For example, publication number CN212975847U discloses a bauxite screening device, comprising a screening box, a feed pipe, a first storage barrel, a second storage barrel, a first discharge pipe, a first control valve, a second discharge pipe, a second control valve, and a screening module; the screening module comprises a screening barrel, a discharge pipe, a third control valve, a first electric telescopic rod, a second electric telescopic rod, a first connecting rod, a second connecting rod, a motor arranged on the top inner wall of the screening box, a stirring shaft connected to the motor output shaft, a stirring blade arranged on the stirring shaft and adapted to the screening barrel, a third electric telescopic rod arranged transversely on the right inner wall of the screening box, and a material guide inclined cylinder arranged at the end of the output shaft of the third electric telescopic rod and adapted to the discharge pipe and the second storage barrel;

[0004] The above application not only enables the screening device to move up and down, but also fully stirs the bauxite being screened, thereby allowing the bauxite to be screened better and more fully. However, dust is easily generated during screening, and the dust floats in the air and pollutes the air, resulting in a poor production environment and poor use effect. Therefore, the market urgently needs to develop a bauxite aggregate screening device to help people solve the existing problems. Utility Model Content

[0005] The purpose of the utility model is to provide a bauxite aggregate screening device to solve the problem in the above background technology that bauxite aggregate is prone to generate dust during screening, and the dust floats in the air to pollute the air, resulting in a bad production environment and poor use effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bauxite aggregate screening device, comprising a screening device body, a first dust suction pipe and a dust cleaner are respectively provided on the screening device body, a second dust suction pipe is provided on the front end surface of the screening device body, the second dust suction pipe is connected to the first dust suction pipe, a filter is provided between the dust cleaner and the first dust suction pipe, and an exhaust pipe is provided on the dust cleaner to be connected to an external air purification device.

[0007] Through the above technical solution, when the screening device is used to screen bauxite aggregate, a first dust suction pipe and a second dust suction pipe are respectively provided at the feed end at the top of the screening device body and the discharge end at the end. The two dust suction pipes are used to suction dust in the dust-prone areas. The two dust suction pipes are directly connected and connected to a vacuum cleaner, and the vacuum cleaner is used to collect dust, thereby preventing dust from spreading everywhere, preventing the production environment from being polluted, and improving the reliability of the screening device.

[0008] In a preferred example, the present invention can be further configured as follows: a filter element is provided in the filter, the bottom of the filter is hollow, a collecting bin is provided at the bottom of the filter, a turbofan is provided in the vacuum cleaner, and a second motor for driving the turbofan to rotate is provided on one side of the vacuum cleaner.

[0009] Through the above technical solution, the large dust particles in the air are intercepted by the filter to avoid damage to the turbofan of the vacuum cleaner.

[0010] In a preferred example, the present invention can be further configured as follows: a feed hopper is provided above the screening device body, the bottom of the screening device body is hollowed out, and a base is provided below the screening device body.

[0011] Through the above technical solution, the bauxite aggregate is poured into the screening device body using the feed hopper.

[0012] In a preferred example, the present invention can be further configured as follows: a support foot is installed at the bottom of the screening device body, and a vibration spring connected to the support foot is provided on the base.

[0013] Through the above technical solution, the vibration spring is used to provide vibration potential energy for the screening device body.

[0014] In a preferred example, the present invention can be further configured as follows: a transmission shaft is rotatably connected to the screening device body, a first sieve plate and a second sieve plate are respectively provided in the screening device body, the first sieve plate and the second sieve plate are designed to be tilted in opposite directions, and a bracket is provided on the base.

[0015] Through the above technical solution, the first sieve plate and the second sieve plate can be used to transport the screened bauxite aggregate into two streams to both sides to avoid mixing and improve the screening effect. At the same time, the bottom of the second sieve plate can be discharged, forming a three-stage screening of the bauxite aggregate.

[0016] In a preferred example, the present invention can be further configured as follows: a first motor is provided on the bracket, a vibrator is provided on the front end surface of the screening device body, a pendulum and a driven wheel connected to the transmission shaft are respectively provided in the vibrator, the output end of the first motor is connected to a driving wheel, and the driving wheel and the driven wheel are rotationally connected through a belt.

[0017] Through the above technical solution, the first motor drives the driving wheel to rotate, the driving wheel drives the transmission shaft to rotate through the driven wheel, and the transmission shaft drives the pendulum to rotate, thereby using eccentric force to form a vibration effect.

[0018] In a preferred embodiment, the present invention can be further configured as follows:

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] 1. When the screening device is used to screen bauxite aggregate, the utility model provides a first dust suction pipe and a second dust suction pipe at the feeding end at the top of the screening device body and the discharging end at the end, respectively. The two dust suction pipes are used to suction dust in the dust-prone areas. The two dust suction pipes are directly connected and connected to a vacuum cleaner, which is used to collect dust, thereby preventing dust from spreading everywhere, preventing the production environment from being polluted, and improving the reliability of the screening device.

[0021] 2. The utility model utilizes the first sieve plate and the second sieve plate to transport the screened bauxite aggregate into two streams to both sides, thereby avoiding mixing and improving the screening effect. At the same time, the bottom of the second sieve plate can be discharged, forming a three-stage screening of the bauxite aggregate. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view of a bauxite aggregate screening device according to the present invention;

[0023] Figure 2 This is a schematic diagram of the internal structure of the screening device body of the present invention;

[0024] Figure 3 It is an enlarged schematic diagram of point A in the figure of the present invention.

[0025] In the figure: 1. Screening device body; 2. Base; 3. Support leg; 4. Vibration spring; 5. Vibrator; 6. Bracket; 7. First motor; 8. Driving wheel; 9. Pendulum; 10. Driven wheel; 11. Transmission shaft; 12. Feed hopper; 13. First dust suction pipe; 14. Second dust suction pipe; 15. Filter; 16. Collection bin; 17. Vacuum cleaner; 18. Second motor; 19. First sieve plate; 20. Second sieve plate; 21. Filter element; 22. Turbofan. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0027] In the description of this application, it should be noted that the terms "upper," "lower," "inner," "outer," "top / bottom," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this application and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0028] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "mounted / connected," and "connected" should be understood in a broad sense. For example, "connected" can mean 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 an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0029] See also Figure 1 The utility model provides an embodiment: a bauxite aggregate screening device, including a screening device body 1, a first dust suction pipe 13 and a dust collector 17 are respectively provided on the screening device body 1, a second dust suction pipe 14 is provided on the front end surface of the screening device body 1, the second dust suction pipe 14 is communicated with the first dust suction pipe 13, a filter 15 is provided between the dust collector 17 and the first dust suction pipe 13, an exhaust pipe is provided on the dust collector 17 and is connected to an external air purification device, the first dust suction pipe 13 and the dust collector 17 are fixedly connected to the screening device body 1 by bolts, and the dust collector 17 and the first dust suction pipe 13 are fixedly connected to the filter 15 by bolts.

[0030] See also Figure 3 A filter element 21 is provided in the filter 15, the bottom of the filter 15 is hollow, a collecting bin 16 is provided at the bottom of the filter 15, a turbofan 22 is provided in the dust collector 17, and a second motor 18 for driving the turbofan 22 to rotate is provided on one side of the dust collector 17. The filter element 21 is detachable, and a support base is provided at the bottom of the second motor 18 to be connected to the screening device body 1.

[0031] See also Figure 1 and Figure 2A feed hopper 12 is provided above the screening device body 1, and the bottom of the screening device body 1 is hollowed out. A base 2 is provided below the screening device body 1, and the feed hopper 12 is fixedly connected to the screening device body 1 by bolts.

[0032] See also Figure 1 A support foot 3 is installed at the bottom of the screening device body 1, and a vibration spring 4 connected to the support foot 3 is provided on the base 2. The support foot 3 is welded to the screening device body 1, and the base 2 and the support foot 3 are fixedly connected to the vibration spring 4 by bolts.

[0033] See also Figure 1 and Figure 2 A transmission shaft 11 is rotatably connected to the screening device body 1, and a first sieve plate 19 and a second sieve plate 20 are respectively provided in the screening device body 1. The first sieve plate 19 and the second sieve plate 20 are designed to be tilted in opposite directions. A bracket 6 is provided on the base 2, and the first sieve plate 19 and the second sieve plate 20 are fixedly connected to the screening device body 1 by bolts.

[0034] See also Figure 1 A first motor 7 is provided on the bracket 6, a vibrator 5 is provided on the front end surface of the screening device body 1, and a pendulum 9 and a driven wheel 10 connected to the transmission shaft 11 are respectively provided in the vibrator 5. The output end of the first motor 7 is connected to the driving wheel 8, and the driving wheel 8 and the driven wheel 10 are connected to each other through a belt. There are two pendulums 9, and the other pendulum 9 is provided on the other side of the screening device body 1. The two pendulums 9 are connected through a transmission shaft 11.

[0035] Working principle: When in use, bauxite aggregate is poured into the screening device body 1 through the feed hopper 12, and the first motor 7 is used to drive the driving wheel 8 to rotate. The driving wheel 8 drives the transmission shaft 11 to rotate through the driven wheel 10, and the transmission shaft 11 drives the pendulum 9 to rotate, thereby forming an eccentric force. Under the support of the vibration spring 4, the screening device body 1 vibrates, and the bauxite aggregate is diverted and screened through the first screen plate 19 and the second screen plate 20, and the bauxite aggregate is divided into three parts for packaging. At the same time, the second motor 18 drives the turbofan 22 to rotate, and the dust inside the screening device body 1 is sucked out through the first dust suction pipe 13 and the second dust suction pipe 14, and the large particles of impurities in the dust are filtered by the filter 15 and collected through the aggregate bin 16. The top of the aggregate bin 16 is fully sealed and is only connected to the filter 15. Small particles of dust will be discharged into the external air purification device through the exhaust pipe for purification.

[0036] It will be apparent 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 characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A bauxite aggregate screening device, comprising a screening device body (1), characterized in that: The screening device body (1) is provided with a first dust suction pipe (13) and a dust collector (17), a second dust suction pipe (14) is provided on the front end surface of the screening device body (1), the second dust suction pipe (14) is communicated with the first dust suction pipe (13), a filter (15) is provided between the dust collector (17) and the first dust suction pipe (13), and an exhaust pipe is provided on the dust collector (17) to be connected to an external air purification device.

2. The bauxite aggregate screening device according to claim 1, characterized in that: A filter element (21) is provided in the filter (15), the bottom of the filter (15) is hollowed out, a collecting bin (16) is provided at the bottom of the filter (15), a turbofan (22) is provided in the vacuum cleaner (17), and a second motor (18) for driving the turbofan (22) to rotate is provided on one side of the vacuum cleaner (17).

3. The bauxite aggregate screening device according to claim 1, characterized in that: A feed hopper (12) is provided above the screening device body (1), the bottom of the screening device body (1) is hollowed out, and a base (2) is provided below the screening device body (1).

4. The bauxite aggregate screening device according to claim 3, characterized in that: A support foot (3) is installed at the bottom of the screening device body (1), and a vibration spring (4) connected to the support foot (3) is provided on the base (2).

5. The bauxite aggregate screening device according to claim 4, characterized in that: A transmission shaft (11) is rotatably connected to the screening device body (1), and a first sieve plate (19) and a second sieve plate (20) are respectively provided in the screening device body (1). The first sieve plate (19) and the second sieve plate (20) are designed to be tilted in opposite directions. A bracket (6) is provided on the base (2).

6. The bauxite aggregate screening device according to claim 5, characterized in that: A first motor (7) is provided on the bracket (6), a vibrator (5) is provided on the front end surface of the screening device body (1), a pendulum (9) and a driven wheel (10) connected to the transmission shaft (11) are provided in the vibrator (5), an output end of the first motor (7) is connected to a driving wheel (8), and the driving wheel (8) and the driven wheel (10) are rotationally connected via a belt.

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