Dust falling device for aggregate storage bin

Abstract

The utility model relates to an aggregate storage bin dust falling device, which belongs to the technical field of aggregate storage bins and comprises an aggregate storage bin body, mounting grooves are arranged at two ends inside the aggregate storage bin body, a screw rod is rotatably connected inside one mounting groove, a fixing rod is fixedly connected inside the other mounting groove, and a second moving block is in threaded connection with the outer side of the screw rod. A first moving block is slidably connected to the outer side of the fixing rod. The lifting frame has the advantages that when aggregate needs to be discharged through the dumper, the whole lifting frame can be driven to move through rotation of the screw rod, and the lifting frame can be more stable and not prone to shaking in the lifting process through matched use of the fixing rod and the first moving block; and the positions of the lifting frame and the air suction fan above the lifting frame can be adjusted according to the actual discharging condition, so that the distance between the air suction fan and the discharging position is shortened, and the dust collection effect of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of aggregate bins, in particular to a dust reduction device for an aggregate bin. Background Art

[0002] With the development of China's construction industry, a large amount of concrete aggregates are needed on the market. Usually, after the procurement is completed, they need to be temporarily stored in a bin, and according to the amount of aggregates needed, the concrete aggregates are poured into the designated bin body by a transport vehicle.

[0003] When injecting aggregates into the aggregate bin, a large amount of dust will float in the air, which will cause environmental pollution. At present, the staff will set an air suction fan at the feeding port of the aggregate bin to reduce the dust generated during the feeding process of the transport vehicle. However, the bin body of some aggregate bins and the air suction fan are of a fixed structure and cannot adjust the position of the air suction fan according to the discharging height of the transport vehicle, resulting in a relatively long distance between the discharging position and the air suction fan, thereby reducing the dust suction effect. Moreover, the angle of the air suction fan in the above-mentioned aggregate bin cannot be changed and cannot adjust the dust suction angle of the air suction fan according to the actual discharging situation, reducing the flexibility of the device. Content of the Utility Model

[0004] In view of the above problems existing in the prior art, the main purpose of the present utility model is to provide a dust reduction device for an aggregate bin.

[0005] The technical solution of the present utility model is as follows: A dust reduction device for an aggregate bin, including an aggregate bin body. Installation grooves are respectively opened at both ends inside the aggregate bin body. A screw rod is rotatably connected inside one of the installation grooves, and a fixed rod is fixedly connected inside the other installation groove. A second moving block is threadedly connected to the outer side of the screw rod, and a first moving block is slidably connected to the outer side of the fixed rod. A lifting frame is fixedly installed between the first moving block and the second moving block. Air suction fans are equidistantly arranged inside the lifting frame. A dust suction mechanism is arranged inside the lifting frame. An adjusting mechanism is arranged outside the aggregate bin body. A monitoring mechanism is arranged inside the aggregate bin body.

[0006] By adopting the above technical solution, through the rotation of the screw rod, the entire lifting frame is driven to move, and thus the position of the lifting frame and the air suction fan above it can be adjusted according to the actual discharging situation to reduce the distance between the air suction fan and the discharging position.

[0007] As a preferred embodiment, the adjusting mechanism includes an L-shaped frame fixedly connected to one side of the second moving block. A second servo motor is fixedly installed on the outer side of the L-shaped frame. The output shaft of the second servo motor is fixedly connected to a driving gear. A rotating tube is rotatably installed inside the lifting frame. One end of the rotating tube extends to the outside of the lifting frame and is fixedly connected to a driven gear. The driven gear is meshed with the driving gear.

[0008] By adopting the above technical solution, through the rotation of the output shaft of the second servo motor, the driving gear can be driven to rotate, and then the driven gear can be driven to rotate. At the same time, the rotating tube and the suction fan on its outer side can be driven to rotate, so that the dust suction angle of the suction fan can be adjusted according to the actual feeding situation.

[0009] As a preferred embodiment, the dust suction mechanism includes a first corrugated pipe fixedly connected to the output end of the suction fan. One end of the first corrugated pipe away from the suction fan extends into the rotating tube. A fixed sleeve is fixedly connected to one side of the suction fan close to the lifting frame. The fixed sleeve is fixedly connected to the outer side of the rotating tube.

[0010] By adopting the above technical solution, through the setting of the first corrugated pipe, it can rotate with the suction fan to ensure the normal transportation of dust.

[0011] As a preferred embodiment, the dust suction mechanism further includes a bag filter fixedly installed on one side of the aggregate bin body. A second corrugated pipe is fixedly connected to the top of the bag filter. One end of the rotating tube is fixedly connected to a rotary joint. One end of the second corrugated pipe away from the bag filter is fixedly connected to the rotary joint.

[0012] By adopting the above technical solution, through the setting of the second corrugated pipe, it can cooperate with the lifting frame to perform lifting operations to ensure the normal transportation of dust. And through the setting of the rotary joint, it can ensure that the rotating tube is in a rotatable state.

[0013] As a preferred embodiment, a first servo motor is fixedly installed at one end of the top of the aggregate bin body. The output shaft of the first servo motor extends into the installation groove and is fixedly connected to the screw rod.

[0014] By adopting the above technical solution, through the rotation of the output shaft of the first servo motor, the screw rod can be driven to rotate.

[0015] As a preferred embodiment, support frames are fixedly connected at equal intervals to the top end of one side of the aggregate bin body. Infrared sensors are fixedly installed at the bottoms of the support frames. Dust blocking members are fixedly connected at equal intervals to the inner wall of the aggregate bin body.

[0016] By adopting the above technical solution, when the material transport vehicle is discharging materials, the suction fan and the bag filter are controlled to start, so as to reduce the waste of energy.

[0017] As a preferred embodiment, the monitoring mechanism includes a controller fixedly installed outside the aggregate bin body, and the infrared sensor, the first servo motor, the suction fan, the bag filter and the second servo motor are all electrically connected to the controller.

[0018] By adopting the above technical solution, through the setting of the controller, the infrared sensor, the first servo motor, the suction fan, the bag filter and the second servo motor can be controlled to start and stop.

[0019] As a preferred embodiment, partitions are fixedly connected at equal intervals inside the aggregate bin body, and the aggregate bin body is slidably connected to the inner wall of the L-shaped frame.

[0020] By adopting the above technical solution, through the setting of the partitions, the relatively large space inside the aggregate bin body can be separated into small storage spaces.

[0021] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0022] 1. In the present utility model, when the material transport vehicle needs to discharge aggregate, the rotation of the screw can drive the entire lifting frame to move, and through the cooperation of the fixed rod and the first moving block, the lifting frame can be made more stable during the lifting process and not prone to shaking. Furthermore, the position of the lifting frame and the suction fan above it can be adjusted according to the actual discharging situation, so as to reduce the distance between the suction fan and the discharging position, thereby improving the dust collection effect of the device.

[0023] 2. In the present utility model, through the setting of the L-shaped frame, a better supporting force can be provided for the second servo motor, and through the rotation of the output shaft of the second servo motor, the driving gear can be driven to rotate, and then the driven gear can be driven to rotate, and at the same time, the rotating pipe and the suction fan outside it can be driven to rotate, so as to adjust the dust collection angle of the suction fan according to the actual discharging situation, thereby improving the practicability and flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an overall three-dimensional view of a dust reduction device for an aggregate bin provided by the present utility model;

[0025] Figure 2 It is a top view of a dust reduction device for an aggregate bin provided by the present utility model;

[0026] Figure 3 It is a schematic structural view of the lifting frame of a dust reduction device for an aggregate bin provided by the present utility model;

[0027] Figure 4 The present utility model provides a dust reduction device for an aggregate bin Figure 2 and an enlarged view of part A in

[0028] Legend: 1. Aggregate bin body; 2. Controller; 3. Dust blocking member; 4. Lifting frame; 5. Support frame; 6. Infrared sensor; 7. Servo motor I; 8. Installation groove; 9. Moving block I; 10. Fixed rod; 11. Suction fan; 12. Bag filter; 13. Screw; 14. Moving block II; 15. Servo motor II; 16. Driving gear; 17. Driven gear; 18. Rotating pipe; 19. Fixed sleeve; 20. Bellows I; 21. Rotary joint; 22. Bellows II. Specific embodiments

[0029] Next, the technical solutions in the embodiments of the present application will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0030] Referring to Figures 1-4 , a dust reduction device for an aggregate bin includes an aggregate bin body 1. Installation grooves 8 are provided at both ends inside the aggregate bin body 1. A screw 13 is rotatably connected inside one of the installation grooves 8, and a fixed rod 10 is fixedly connected inside the other installation groove 8. A moving block II 14 is threadedly connected to the outside of the screw 13, and a moving block I 9 is slidably connected to the outside of the fixed rod 10. A lifting frame 4 is fixedly installed between the moving block I 9 and the moving block II 14. Suction fans 11 are equidistantly arranged inside the lifting frame 4. A dust collection mechanism is arranged inside the lifting frame 4. An adjustment mechanism is arranged outside the aggregate bin body 1. A monitoring mechanism is arranged inside the aggregate bin body 1. When a transport vehicle needs to perform a feeding operation on the aggregate, the rotation of the screw 13 can drive the entire lifting frame 4 to move. By the cooperation of the fixed rod 10 and the moving block I 9, the lifting frame 4 can be made more stable during the lifting process and is not prone to shaking. Furthermore, the position of the lifting frame 4 and the suction fans 11 above it can be adjusted according to the actual feeding situation, so as to reduce the distance between the suction fans 11 and the feeding position, thereby improving the dust collection effect of the device.

[0031] Referring to Figure 4, the adjusting mechanism includes an L-shaped frame fixedly connected to one side of the second moving block 14. A second servo motor 15 is fixedly installed on the outer side of the L-shaped frame. The output shaft of the second servo motor 15 is fixedly connected to a driving gear 16. A rotating pipe 18 is rotatably installed inside the lifting frame 4. One end of the rotating pipe 18 extends to the outside of the lifting frame 4 and is fixedly connected to a driven gear 17. The driven gear 17 is meshed with the driving gear 16. Through the setting of the L-shaped frame, better supporting force can be provided for the second servo motor 15. By rotating the output shaft of the second servo motor 15, the driving gear 16 can be driven to rotate, and then the driven gear 17 can be driven to rotate. At the same time, the rotating pipe 18 and the suction fan 11 on its outer side can be driven to rotate, so as to adjust the dust suction angle of the suction fan 11 according to the actual blanking situation, thereby improving the practicability and flexibility of the device.

[0032] Refer to Figure 3 , the dust suction mechanism includes a first corrugated pipe 20 fixedly connected to the output end of the suction fan 11. One end of the first corrugated pipe 20 far from the suction fan 11 extends into the rotating pipe 18. Fixing sleeves 19 are fixedly connected to the sides of the suction fans 11 close to the lifting frame 4. The fixing sleeves 19 are fixedly connected to the outer side of the rotating pipe 18. Through the setting of the first corrugated pipe 20, it can rotate with the suction fan 11 to ensure the normal conveyance of dust. And through the setting of the fixing sleeves 19, the suction fans 11 can be fixedly installed on the rotating pipe 18.

[0033] Refer to Figure 4 , the dust suction mechanism further includes a bag filter 12 fixedly installed on one side of the aggregate bin body 1. A second corrugated pipe 22 is fixedly connected to the top of the bag filter 12. One end of the rotating pipe 18 is fixedly connected to a rotary joint 21. One end of the second corrugated pipe 22 far from the bag filter 12 is fixedly connected to the rotary joint 21. Through the setting of the second corrugated pipe 22, it can cooperate with the lifting frame 4 to perform lifting operations to ensure the normal conveyance of dust. And through the setting of the rotary joint 21, it can ensure that the rotating pipe 18 is in a rotatable state while the second corrugated pipe 22 is fixed.

[0034] Refer to Figure 2 , a first servo motor 7 is fixedly installed at one end of the top of the aggregate bin body 1. The output shaft of the first servo motor 7 extends into the installation groove 8 and is fixedly connected to the screw rod 13. By rotating the output shaft of the first servo motor 7, the screw rod 13 can be driven to rotate, so as to achieve the transmission of power.

[0035] Refer to Figure 1, at the top of one side of the aggregate bin body 1, support frames 5 are fixedly connected at equal intervals. Infrared sensors 6 are fixedly installed at the bottoms of the support frames 5. Dust-blocking members 3 are fixedly connected to the inner wall of the aggregate bin body 1 at equal intervals. Through the setting of the infrared sensors 6, it is possible to monitor whether there is a transport vehicle on one side of the aggregate bin body 1. When the transport vehicle leaves, the controller 2 will turn off the suction fan 11 and the bag filter 12. When the transport vehicle is discharging materials, it will control the suction fan 11 and the bag filter 12 to turn on to reduce energy waste.

[0036] Refer to Figure 1 , the monitoring mechanism includes a controller 2 fixedly installed outside the aggregate bin body 1. The infrared sensor 6, the first servo motor 7, the suction fan 11, the bag filter 12, and the second servo motor 15 are all electrically connected to the controller 2. Through the setting of the controller 2, it is possible to control the infrared sensor 6, the first servo motor 7, the suction fan 11, the bag filter 12, and the second servo motor 15 to start and stop.

[0037] Refer to Figure 1 , partitions are fixedly connected to the inside of the aggregate bin body 1 at equal intervals. The aggregate bin body 1 is slidably connected to the inner wall of the L-shaped frame. Through the setting of the partitions, the relatively large space inside the aggregate bin body 1 can be separated into small storage spaces.

[0038] Working principle: First, when the transport vehicle needs to discharge aggregate, through the setting of the infrared sensor 6, it is possible to monitor whether there is a transport vehicle on one side of the aggregate bin body 1, and then control the suction fan 11 and the bag filter 12 to turn on. When the transport vehicle leaves, it will transmit information to the controller 2, and the controller 2 will turn off the suction fan 11 and the bag filter 12 to reduce energy waste;

[0039] Immediately afterwards, the first servo motor 7 can be turned on through the controller 2. Through the rotation of the screw rod 13, the entire lifting frame 4 is driven to move. Through the cooperation of the fixed rod 10 and the first moving block 9, the lifting frame 4 can be made more stable during the lifting process and not prone to shaking. Furthermore, the position of the lifting frame 4 and the suction fan 11 above it can be adjusted according to the actual discharging situation to reduce the distance between the suction fan 11 and the discharging position, thereby improving the dust collection effect of the device;

[0040] Then, through the rotation of the output shaft of the second servo motor 15, the driving gear 16 can be driven to rotate, and then the driven gear 17 can be driven to rotate. At the same time, the rotating pipe 18 and the suction fan 11 outside it can be driven to rotate, so that the dust collection angle of the suction fan 11 can be adjusted according to the actual discharging situation to improve the practicability and flexibility of the device;

[0041] Finally, the dust sucked in by the suction fan 11 enters the bag filter 12 through the first corrugated pipe 20, the rotating pipe 18 and the second corrugated pipe 22, and the bag filter 12 can store the dust for subsequent processing.

[0042] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, terms such as "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0043] The above are only the preferred embodiments of the present application and are not used to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An aggregate bin dust reduction device, comprising an aggregate bin body (1), characterized in that: Both ends inside the aggregate bin body (1) are provided with installation grooves (8). A screw rod (13) is rotatably connected inside one of the installation grooves (8), and a fixed rod (10) is fixedly connected inside the other installation groove (8). A moving block two (14) is threadedly connected to the outer side of the screw rod (13), and a moving block one (9) is slidably connected to the outer side of the fixed rod (10). A lifting frame (4) is fixedly installed between the moving block one (9) and the moving block two (14). Suction fans (11) are equidistantly arranged inside the lifting frame (4). A dust suction mechanism is arranged inside the lifting frame (4). An adjusting mechanism is arranged on the outer side of the aggregate bin body (1), and a monitoring mechanism is arranged inside the aggregate bin body (1).

2. The dust reduction device for the aggregate bin according to claim 1, wherein: The adjusting mechanism includes an L-shaped frame fixedly connected to one side of the moving block two (14). A servo motor two (15) is fixedly installed on the outer side of the L-shaped frame. The output shaft of the servo motor two (15) is fixedly connected to a driving gear (16). A rotating pipe (18) is rotatably installed inside the lifting frame (4). One end of the rotating pipe (18) extends to the outside of the lifting frame (4) and is fixedly connected to a driven gear (17). The driven gear (17) is meshed with the driving gear (16).

3. The dust reduction device for the aggregate bin according to claim 1, characterized in that: The dust suction mechanism includes a corrugated pipe one (20) fixedly connected to the output end of the suction fan (11). One end of the corrugated pipe one (20) far from the suction fan (11) extends to the inside of the rotating pipe (18). Fixing sleeves (19) are fixedly connected to one side of the suction fans (11) close to the lifting frame (4). The fixing sleeves (19) are fixedly connected to the outer side of the rotating pipe (18).

4. The dust reduction device for the aggregate bin according to claim 2, characterized in that: The dust suction mechanism further includes a bag filter (12) fixedly installed on one side of the aggregate bin body (1). A corrugated pipe two (22) is fixedly connected to the top of the bag filter (12). A rotary joint (21) is fixedly connected to one end of the rotating pipe (18). One end of the corrugated pipe two (22) far from the bag filter (12) is fixedly connected to the rotary joint (21).

5. The dust reduction device for the aggregate bin according to claim 4, characterized in that: A servo motor one (7) is fixedly installed at one end of the top of the aggregate bin body (1). The output shaft of the servo motor one (7) extends to the inside of the installation groove (8) and is fixedly connected to the screw rod (13).

6. The dust reduction device for the aggregate bin according to claim 5, characterized in that: Supports (5) are equidistantly fixedly connected to the top end of one side of the aggregate bin body (1). Infrared sensors (6) are fixedly installed at the bottoms of the supports (5). Dust blocking members (3) are equidistantly fixedly connected to the inner wall of the aggregate bin body (1).

7. The dust reduction device for the aggregate bin according to claim 6, characterized in that: The monitoring mechanism includes a controller (2) fixedly installed on the outer side of the aggregate bin body (1). The infrared sensors (6), the servo motor one (7), the suction fans (11), the bag filter (12), and the servo motor two (15) are all electrically connected to the controller (2).

8. The dust reduction device for the aggregate bin according to claim 1, wherein: Partition plates are equidistantly fixedly connected to the inside of the aggregate bin body (1). The inner wall of the aggregate bin body (1) is slidably connected to the inner wall of the L-shaped frame.

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