Anti-arching device for feed port of recycled asphalt elevator

Abstract

The utility model relates to an anti-arching device for a feed port of a recycled asphalt elevator, which belongs to the technical field of recycled asphalt conveying, and comprises an elevator lower shell, a feed port shell and a vibration motor, one side of the elevator lower shell is fixedly connected with the feed port shell, and the other side of the elevator lower shell is fixedly connected with the vibration motor. An inner cavity of the feeding port shell is communicated with an inner cavity of the elevator lower shell, an upper inlet of the feeding port shell faces upwards, a bottom plate of the feeding port shell is arranged in an inclined mode, and a movable plate capable of swinging up and down in the feeding port shell is movably connected to the upper portion of the bottom plate of the feeding port shell. The bottom face of the movable plate is fixedly connected with a mounting base, an avoiding hole allowing the mounting base to penetrate through and move is formed in a bottom plate of the feeding port shell, and the vibration motor is located below the feeding port shell and fixedly mounted on the bottom side of the mounting base. The anti-arching device is reasonable in overall design, simple and ingenious in structure, low in manufacturing cost and capable of effectively achieving the anti-arching purpose.

Description

Technical Field

[0001] The utility model belongs to the technical field of recycled asphalt conveying, and in particular relates to an anti-arching device for a feed port of a recycled asphalt elevator. Background Art

[0002] Reclaimed Asphalt Pavement (RAP) refers to a mixture made by digging up, recycling, crushing, screening, and remixing old asphalt pavement with regeneration agent, new asphalt material, new aggregate, etc. in a certain proportion. In the production process of recycled asphalt mixture, when the recycled asphalt is transported by the elevator, the feed port often forms an arch and is blocked. The transportation of recycled asphalt is not smooth, which affects the production efficiency of the recycled asphalt mixture. Therefore, production personnel need to frequently check and break the arch manually, which wastes time and energy. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a device for preventing arching at the feed inlet of a recycled asphalt elevator which can automatically break the arch.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a device for preventing arching of the feed port of a recycled asphalt elevator, comprising a lower shell body of an elevator, a feed port shell and a vibration motor, one side of the lower shell body of the elevator is fixedly connected to the feed port shell, the inner cavity of the feed port shell is communicated with the inner cavity of the lower shell body of the elevator, the upper inlet of the feed port shell faces upward, the bottom plate of the feed port shell is inclined, a movable plate that can swing up and down in the feed port shell is movably connected above the bottom plate of the feed port shell, a mounting seat is fixedly connected to the bottom surface of the movable plate, the bottom plate of the feed port shell is provided with an avoidance hole for the mounting seat to pass through and move, and the vibration motor is located below the feed port shell and fixedly mounted on the bottom side of the mounting seat.

[0005] Preferably, the upper end of the movable plate is hinged to the upper edge of the bottom plate of the feed inlet shell through a hinge, and the area of ​​the movable plate is smaller than the material receiving area of ​​the bottom plate of the feed inlet shell.

[0006] Preferably, the feed port shell is assembled and welded from steel plates.

[0007] Preferably, the upper part of the feed port shell is provided with an inclined inverted right-angled trapezoidal left plate, an inclined inverted right-angled trapezoidal right plate and a vertical inverted isosceles trapezoidal rear plate, the bottom plate extends upward and forms a funnel-shaped structure that is wide at the top and narrow at the bottom with the inverted right-angled trapezoidal left plate, the inverted right-angled trapezoidal right plate and the inverted isosceles trapezoidal rear plate, and the upper inlet and lower outlet of the feed port shell are both square.

[0008] Preferably, the center line of the upper inlet of the feed port shell is parallel to the center line of the inner cavity of the lower shell of the elevator.

[0009] Preferably, the lower outlet centerline of the feed port shell is perpendicular to the inner cavity centerline of the lower shell of the elevator.

[0010] Preferably, the outlet end of the feed port shell is fixedly mounted on one side of the lower shell of the elevator by bolts, and the vibration motor is fixedly mounted on the bottom side of the mounting base by bolts.

[0011] Preferably, a positioning groove is formed on the bottom surface of the movable plate, and the upper end portion of the mounting seat is embedded in and fixedly welded into the positioning groove.

[0012] Preferably, the vibration motor is electrically connected to a switch button.

[0013] Preferably, the vibration motor is electrically connected to a PLC.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the anti-arching device at the feed inlet of the recycled asphalt elevator has a reasonable overall design, a simple and ingenious structure, and a low manufacturing cost, and can effectively achieve the purpose of preventing arching; a vibration motor is used to drive the movable plate to swing up and down relative to the bottom plate in the feed inlet shell, which can effectively destroy the arches in the feed inlet shell, ensuring that the recycled asphalt in the feed inlet shell can smoothly enter the lower shell of the elevator, saving labor costs and improving the production efficiency of recycled asphalt mixture. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of an embodiment of the utility model.

[0016] Figure 2 It is a partial cross-sectional view of an embodiment of the utility model.

[0017] Figure 3 for Figure 2 A magnified view of the local structure.

[0018] Markings in the figure: 1. Lower shell of elevator; 2. Feed port shell; 21. Inlet; 22. Bottom plate; 23. Avoidance hole; 24. Outlet; 25. Inverted right-angled trapezoidal left plate; 26. Inverted right-angled trapezoidal right plate; 27. Inverted isosceles trapezoidal rear plate; 3. Vibration motor; 4. Movable plate; 41. Positioning groove; 5. Mounting seat; 6. Hinge. DETAILED DESCRIPTION

[0019] In order to make the above features and advantages of the present invention more obvious and understandable, embodiments are given below with reference to the accompanying drawings for detailed description as follows.

[0020] like Figures 1 to 3As shown, an embodiment of the utility model provides an anti-arching device for the feed port of a recycled asphalt elevator, comprising a lower shell body 1 of an elevator, a feed port shell body 2 and a vibration motor 3, one side of the lower shell body 1 of the elevator is fixedly connected to the feed port shell body 2, the inner cavity of the feed port shell body 2 is communicated with the inner cavity of the lower shell body 1 of the elevator, the upper inlet 21 of the feed port shell body 2 faces upward, the bottom plate 22 of the feed port shell body 2 is tilted, a movable plate 4 that can swing up and down in the feed port shell body 2 is movably connected above the bottom plate 22 of the feed port shell body 2, a mounting seat 5 is fixedly connected to the bottom surface of the movable plate 4, the bottom plate 22 of the feed port shell body 2 is provided with an avoidance hole 23 for the mounting seat 5 to pass through and move, and the vibration motor 3 is located below the feed port shell body 2 and is fixedly mounted on the bottom side of the mounting seat 5.

[0021] The feed port housing 2 is used to receive the recycled asphalt material delivered by the belt conveyor, and the lower housing 1 of the elevator is used to receive the recycled asphalt material delivered by the feed port housing 2. When in use, the vibration motor 3 is turned on, and the vibration motor 3 drives the movable plate 4 to swing up and down relative to the bottom plate 22 in the feed port housing 2 through the mounting seat 5, so as to prevent the asphalt recycled material from arching in the feed port housing 2, and ensure that the recycled asphalt material smoothly enters the lower housing 1 of the elevator, thereby improving the production efficiency of the recycled asphalt mixture.

[0022] In this embodiment, the feed port shell 2 is assembled and welded by steel plates, which is easy to manufacture and has low cost. In order to facilitate rapid feeding and reduce the occurrence of material blocking, the upper part of the feed port shell 2 is provided with an inclined inverted right-angled trapezoidal left plate 25, an inclined inverted right-angled trapezoidal right plate 26 and a vertical inverted isosceles trapezoidal rear plate 27, the bottom plate 22 extends upward and forms a funnel-shaped structure 27 with the inverted right-angled trapezoidal left plate 25, the inverted right-angled trapezoidal right plate 26 and the inverted isosceles trapezoidal rear plate, the upper inlet 21 and the lower outlet of the feed port shell 2 are both square, the center line of the upper inlet 21 of the feed port shell 2 is parallel to the center line of the inner cavity of the lower shell 1 of the elevator, and the center line of the lower outlet 24 of the feed port shell 2 is perpendicular to the center line of the inner cavity of the lower shell 1 of the elevator.

[0023] In this embodiment, for the convenience of installation, the upper end of the movable plate 4 is hinged to the upper edge of the bottom plate 22 of the feed port shell 2 through a hinge 6, and the area of ​​the movable plate 4 is smaller than the material receiving area of ​​the bottom plate 22 of the feed port shell 2, so as to avoid the side plate of the feed port shell 2 interfering with the movable plate 4 that swings up and down. In order to make the connection between the mounting seat 5 and the movable plate 4 more reliable, a positioning groove 41 is provided on the bottom surface of the movable plate 4, and the upper end of the mounting seat 5 is embedded and welded in the positioning groove 41, which is not easy to be damaged and has a long service life. In order to facilitate the later maintenance of the equipment, the outlet end of the feed port shell 2 is fixedly installed on one side of the lower shell 1 of the elevator by bolts, and the vibration motor 3 is fixedly installed on the bottom side of the mounting seat 5 by bolts, and a bolt connection structure is adopted for easy disassembly.

[0024] In this embodiment, in order to conveniently start the vibration motor 3, the vibration motor 3 is electrically connected to a switch button (omitted in the figure), and the vibration can be started by manually clicking the switch button, which is convenient to operate. Of course, the vibration motor 3 can also be electrically connected to a PLC, such as Siemens S7-200 PLC, and its vibration working time can be controlled by the PLC. Among them, the vibration motor 3 can use a low-power, low-amplitude vibration motor, which is conducive to energy saving.

[0025] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Any simple modification, equalization change and modification made to the above embodiment by any technician familiar with the field without departing from the content of the technical solution of the present invention based on the technical essence of the present invention shall fall within the scope of the present invention.

Claims

1. An anti-arching device for the feed inlet of a recycled asphalt elevator. Features: It includes a lower shell body of an elevator, a feed port shell body and a vibration motor, one side of the lower shell body of the elevator is fixedly connected to the feed port shell body, the inner cavity of the feed port shell body is communicated with the inner cavity of the lower shell body of the elevator, the upper inlet of the feed port shell body faces upward, the bottom plate of the feed port shell body is tilted, a movable plate that can swing up and down in the feed port shell body is movably connected above the bottom plate of the feed port shell body, a mounting seat is fixedly connected to the bottom surface of the movable plate, and an avoidance hole for the mounting seat to pass through and move is opened on the bottom plate of the feed port shell body, and the vibration motor is located below the feed port shell body and fixedly mounted on the bottom side of the mounting seat.

2. The anti-arching device for the feed inlet of a regenerated asphalt elevator according to claim 1, Features: The upper end of the movable plate is hinged to the upper edge of the bottom plate of the feed inlet shell through a hinge, and the area of ​​the movable plate is smaller than the material receiving area of ​​the bottom plate of the feed inlet shell.

3. The anti-arching device for the feed inlet of a regenerated asphalt elevator according to claim 1, Features: The feed port shell is formed by assembling and welding steel plates.

4. The anti-arching device for the feed inlet of a recycled asphalt elevator according to claim 1, Features: The upper part of the feed port shell is provided with an inclined inverted right-angled trapezoidal left plate, an inclined inverted right-angled trapezoidal right plate and a vertical inverted isosceles trapezoidal rear plate, the bottom plate extends upward and forms a funnel-shaped structure that is wide at the top and narrow at the bottom with the inverted right-angled trapezoidal left plate, the inverted right-angled trapezoidal right plate and the inverted isosceles trapezoidal rear plate, and the upper inlet and lower outlet of the feed port shell are both square.

5. The anti-arching device for the feed inlet of a regenerated asphalt elevator according to claim 1, Features: The upper inlet center line of the feed port shell is parallel to the inner cavity center line of the lower shell of the elevator.

6. The anti-arching device for the feed inlet of a recycled asphalt elevator according to claim 1, Features: The lower outlet center line of the feed port shell is perpendicular to the inner cavity center line of the lower shell of the elevator.

7. The anti-arching device for the feed inlet of a regenerated asphalt elevator according to claim 1, Features: The outlet end of the feed port shell is fixedly mounted on one side of the lower shell of the elevator by bolts, and the vibration motor is fixedly mounted on the bottom side of the mounting seat by bolts.

8. The anti-arching device for the feed inlet of a recycled asphalt elevator according to claim 1, Features: A positioning groove is provided on the bottom surface of the movable plate, and the upper end portion of the mounting seat is embedded in and fixedly welded into the positioning groove.

9. The anti-arching device for the feed inlet of a regenerated asphalt elevator according to claim 1, Features: The vibration motor is electrically connected to a switch button.

10. The anti-arching device for the feed inlet of a recycled asphalt elevator according to claim 1, Features: The vibration motor is electrically connected to the PLC.

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