Dust suppression device for bulk cargo discharging hopper

Abstract

The utility model discloses a bulk cargo blanking funnel dust suppression device which comprises a funnel body, a feeding port, overhaul platforms, a dustproof protection net, a discharging port, a spraying mechanism and a buffering mechanism, the feeding port is formed in the upper end of the funnel body, the overhaul platforms distributed at equal intervals are arranged outside the funnel body, and the dustproof protection net is arranged at the lower end of the funnel body. One end of each maintenance platform is provided with a dustproof protection net, the dustproof protection nets are arranged on the periphery of the upper end of the funnel body, the spraying mechanism is arranged at the upper end of the funnel body, and the buffering mechanism is arranged at the lower end of the funnel body. According to the spraying device, the structure is simple, threats to the health of operators can be avoided, meanwhile, the problems of material loss and waste can be avoided, the water pipe can be driven to rotate through the arrangement of the spraying mechanism, then the angle of the spraying opening can be adjusted according to needs, and the using convenience of the spraying mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bulk cargo unloading, in particular to a bulk cargo unloading hopper dust suppression device. Background Art

[0002] When unloading bulk materials at port terminals, hoppers play a vital role. Take wheat, for example. It is first transferred from the ship to the hopper for buffering by conveyors or grab buckets. In this process, the hopper acts as a transfer station, effectively receiving and temporarily storing the wheat. Subsequently, the wheat is released in an orderly manner from the bottom of the hopper onto the conveyor belt, which smoothly delivers it to the warehouse or loads it into the transport vehicle.

[0003] However, since port terminals are often affected by complex and changeable climatic conditions, especially when the wind is strong, bulk materials such as wheat are prone to dust when entering the funnel. This dust phenomenon not only pollutes the surrounding air environment, but also poses a threat to the health of operators, and also leads to material loss and waste. Utility Model Content

[0004] The utility model aims to provide a dust suppression device for a bulk cargo discharge hopper to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: a dust suppression device for a bulk cargo unloading funnel, comprising a funnel body, a feed port, an inspection platform, a dustproof protective net, a discharge port, a spray mechanism and a buffer mechanism, wherein the upper end of the funnel body is provided with a feed port, the outside of the funnel body is provided with a plurality of inspection platforms distributed at equal distances, a dustproof protective net is provided at one end of the plurality of inspection platforms, the dustproof protective net is provided around the upper end of the funnel body, the spray mechanism is provided at the upper end of the funnel body, and the buffer mechanism is provided at the lower end of the funnel body.

[0006] In a preferred embodiment: the spray mechanism includes a plurality of groups of equidistantly distributed brackets arranged at the upper end of the feed port, a motor is provided on one side of one of the brackets, the output shaft of the motor is rotatably connected to the bracket, two symmetrically distributed connecting plates are provided between each group of the brackets, one of the connecting plates is rotatably connected to one of the brackets, and the other connecting plate is fixedly connected to the output shaft of the motor, a water pipe is provided between the two connecting plates, and a spray port is provided at one end of the water pipe.

[0007] In a preferred embodiment: the motor is installed in a motor box, one end of the motor box is fixedly connected to one of the brackets, the water pipe is made of a PPR hose, the spray port is an atomizing nozzle, and the nozzle shape of the atomizing nozzle is a fan.

[0008] In a preferred embodiment: the buffer mechanism includes a collecting box, a buffer plate, a spring and an anti-blocking mechanism, the discharge port is arranged in the collecting box, a buffer plate is slidably provided on the inner wall of the collecting box, a spring is fixed between the lower end of the buffer plate and the inner wall of the collecting box, and an anti-blocking mechanism is provided on the upper end of the buffer plate.

[0009] In a preferred embodiment: a conveyor belt is provided below one side of the buffer plate, and one side of the conveyor belt is provided outside the collection box.

[0010] In a preferred embodiment: the anti-blocking mechanism includes a connecting block and an anti-blocking plate, the connecting block is slidably connected to the inner wall of the collecting box, the upper end of the connecting block is fixedly connected to a connecting column, the outer wall of the connecting column is provided with a plurality of anti-blocking plates distributed at equal distances, the upper end of the connecting block close to the inner wall is fixedly connected to a cylinder, and the cylinder is installed on the inner wall of the collecting box.

[0011] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0012] The utility model is provided with a hopper body, a feed port, a maintenance platform, a dust-proof protective net, a discharge port and a spraying mechanism. In the process of falling materials, a pump provided on the outer wall of the water supply pipe can be started, and then the water in the water tank is pumped into a water pipe connected with the water supply pipe, and finally sprayed out by an atomizing nozzle to form a water curtain, which is sprayed onto the materials, thereby reducing the problem of dust, protecting the surrounding air environment, avoiding a threat to the health of operators, and avoiding the problem of loss and waste of materials. The arrangement of the spraying mechanism can also drive the water pipe to rotate, and then the angle of the spraying port can be adjusted according to needs, which increases the convenience of using the spraying mechanism. The arrangement of the buffer mechanism can reduce the speed and impact force of the falling materials, thereby further reducing the generation of dust. In conjunction with the anti-blocking mechanism, the leakage speed of the materials can be further increased, thereby accelerating the transportation of the materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0016] Figure 3 This utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0017] In the figure: 1. Funnel body; 2. Feed inlet; 3. Maintenance platform; 4. Dust-proof net; 5. Discharge port; 6. Bracket; 7. Motor box; 8. Connecting plate; 9. Water pipe; 10. Spraying port; 11. Collection box; 12. Buffer plate; 13. Conveyor belt; 14. Connecting block; 15. Anti-blocking plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-Figure 3 The utility model provides a technical solution: a dust suppression device for a bulk cargo unloading funnel, comprising a funnel body 1, a feed port 2, a maintenance platform 3, a dustproof protective net 4, a discharge port 5, a spray mechanism and a buffer mechanism, wherein the upper end of the funnel body 1 is provided with a feed port 2, the outside of the funnel body 1 is provided with a plurality of maintenance platforms 3 distributed at equal distances, a dustproof protective net 4 is provided at one end of the plurality of maintenance platforms 3, the dustproof protective net 4 is arranged around the upper end of the funnel body 1, the spray mechanism is arranged at the upper end of the funnel body 1, and the buffer mechanism is arranged at the lower end of the funnel body 1.

[0020] When in use, bulk materials are transferred from the ship to the funnel body 1 for caching through conveyors or grab buckets and other equipment. In this process, the funnel body 1, as a transfer station, can effectively receive and temporarily store materials. Subsequently, the materials are released from the bottom of the funnel body 1 to the conveyor belt 13 in an orderly manner, and are smoothly sent to the warehouse or loaded into the transport vehicle by the conveyor belt 13. A 1.5m³ water tank is set under the funnel body 1. A high-pressure multi-stage centrifugal pump is built into the water tank to supply water and maintain pressure for the system. The water supply main is laid with a DN50 seamless steel pipe, and the water supply main is equipped with a DN50 seamless steel pipe. Solenoid valves, pressure relief valves, etc. provide the system with water supply with a certain pressure. A liquid level meter is installed in the water tank, and the water tank replenishment pump is controlled according to the water level in the water tank. Then, during the falling process of the material, the pump provided on the outer wall of the water supply pipe can be started, and then the water in the water tank is pumped into the water pipe 9 connected to the water supply pipe, and finally sprayed out by the atomizing nozzle to form a water curtain, which is sprayed onto the material, thereby reducing the dust problem, protecting the surrounding air environment, avoiding threats to the health of operators, and avoiding the loss and waste of materials.

[0021] The spray mechanism includes a plurality of groups of equidistantly distributed brackets 6 arranged at the upper end of the feed port 2, wherein a motor is provided on one side of one of the brackets 6, and the output shaft of the motor is rotatably connected to the bracket 6, and two symmetrically distributed connecting plates 8 are provided between each group of the brackets 6, wherein one of the connecting plates 8 is rotatably connected to one of the brackets 6, and the other connecting plate 8 is fixedly connected to the motor output shaft, and a water pipe 9 is provided between the two connecting plates 8, and a spray port 10 is provided at one end of the water pipe 9.

[0022] When in use, the starting motor can drive the output shaft to rotate, and then the water pipe 9 can be driven to rotate under the action of the connecting plate 8, and then the angle of the spray port 10 can be adjusted as needed, which increases the convenience of using the spray mechanism.

[0023] The motor is installed in a motor box 7, one end of the motor box 7 is fixedly connected to one of the brackets 6, the water pipe 9 is made of a PPR hose, the spray port 10 is an atomizing nozzle, and the nozzle shape of the atomizing nozzle is fan-shaped.

[0024] The buffer mechanism includes a collecting box 11, a buffer plate 12, a spring and an anti-blocking mechanism. The discharge port 5 is arranged in the collecting box 11. A buffer plate 12 is slidably provided on the inner wall of the collecting box 11. A spring is fixed between the lower end of the buffer plate 12 and the inner wall of the collecting box 11. An anti-blocking mechanism is provided at the upper end of the buffer plate 12.

[0025] When in use, the cylinder is started to drive the connecting block 14 to move up and down, and then the anti-blocking plate 15 to move up and down, which can speed up the flow of materials. When the material does not need to leak out, the connecting column 16 is moved down out of the discharge port 5 and the discharge port 5 is closed.

[0026] A conveyor belt 13 is disposed below one side of the buffer plate 12 , and one side of the conveyor belt 13 is disposed outside the collection box 11 .

[0027] The anti-blocking mechanism includes a connecting block 14 and an anti-blocking plate 15. The connecting block 14 is slidably connected to the inner wall of the collecting box 11. The upper end of the connecting block 14 is fixedly connected to a connecting column 16. The outer wall of the connecting column 16 is provided with a plurality of anti-blocking plates 15 distributed at equal distances. The upper end of the connecting block 14 close to the inner wall is fixedly connected to a cylinder, and the cylinder is installed on the inner wall of the collecting box 11.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A dust suppression device for bulk cargo discharge hopper, characterized in that: The invention comprises a funnel body (1), a feed port (2), an inspection platform (3), a dustproof protective net (4), a discharge port (5), a spray mechanism and a buffer mechanism, wherein the upper end of the funnel body (1) is provided with a feed port (2), the outside of the funnel body (1) is provided with a plurality of inspection platforms (3) distributed at equal distances, one end of the plurality of inspection platforms (3) is provided with a dustproof protective net (4), the dustproof protective net (4) is arranged around the upper end of the funnel body (1), the spray mechanism is arranged at the upper end of the funnel body (1), and the buffer mechanism is arranged at the lower end of the funnel body (1).

2. A bulk cargo discharge hopper dust suppression device according to claim 1, characterized in that: The spray mechanism comprises a plurality of groups of equidistantly distributed brackets (6) arranged at the upper end of the feed port (2), wherein a motor is provided on one side of one of the brackets (6), and the output shaft of the motor is rotatably connected to the bracket (6), and two symmetrically distributed connecting plates (8) are provided between each group of the brackets (6), wherein one of the connecting plates (8) is rotatably connected to one of the brackets (6), and the other connecting plate (8) is fixedly connected to the output shaft of the motor, and a water pipe (9) is provided between the two connecting plates (8), and a spray port (10) is provided at one end of the water pipe (9).

3. A bulk cargo discharge hopper dust suppression device according to claim 2, characterized in that: The motor is installed in a motor box (7), one end of the motor box (7) is fixedly connected to one of the brackets (6), the water pipe (9) is made of a PPR hose, the spray port (10) is an atomizing nozzle, and the nozzle shape of the atomizing nozzle is fan-shaped.

4. A bulk cargo discharge hopper dust suppression device according to claim 1, characterized in that: The buffer mechanism comprises a collection box (11), a buffer plate (12), a spring and an anti-blocking mechanism, the discharge port (5) is arranged in the collection box (11), a buffer plate (12) is slidably arranged on the inner wall of the collection box (11), a spring is fixedly arranged between the lower end of the buffer plate (12) and the inner wall of the collection box (11), and the anti-blocking mechanism is arranged at the upper end of the buffer plate (12).

5. A bulk cargo discharge hopper dust suppression device according to claim 4, characterized in that: A conveyor belt (13) is provided below one side of the buffer plate (12), and one side of the conveyor belt (13) is provided outside the collection box (11).

6. A bulk cargo discharge hopper dust suppression device according to claim 4, characterized in that: The anti-blocking mechanism comprises a connecting block (14) and an anti-blocking plate (15); the connecting block (14) is slidably connected to the inner wall of the collection box (11); the upper end of the connecting block (14) is fixedly connected to a connecting column (16); a plurality of anti-blocking plates (15) are arranged on the outer wall of the connecting column (16) at equal distances; the upper end of the connecting block (14) close to the inner wall is fixedly connected to a cylinder; the cylinder is mounted on the inner wall of the collection box (11).

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