Concrete discharging mechanism

Abstract

The utility model provides a concrete blanking mechanism which relates to the technical field of blanking and comprises a blanking funnel, a supporting plate is fixedly connected in the blanking funnel, a rotating rod penetrates through the center of the supporting plate and is rotatably connected with the center of the supporting plate through a bearing, and a connecting plate is fixedly connected to the surface of the rotating rod in a sleeved mode. The two ends of the connecting plate are fixedly connected with scraping plates, the scraping plates are attached to the inner wall of the discharging hopper, and the bottom of the discharging hopper is fixedly communicated with a discharging pipe. The second motor drives the worm to rotate, the worm rotates to drive the worm gear to rotate, the worm gear rotates to drive the U-shaped discharging plate to adjust the angle through the triangular plate, the effect that the discharging mechanism can conduct discharging towards the two sides can be achieved, meanwhile, through the U-shaped moving plate, the effect that the discharging length of the U-shaped discharging plate is increased can be achieved, and the discharging efficiency of the discharging mechanism is improved. And therefore, the effect that the discharged materials fall onto the conveying belt conveniently to be conveyed can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of blanking, in particular to a concrete blanking mechanism. Background Art

[0002] Concrete refers to a general term for engineering composite materials in which aggregate is cemented into a whole by a cementitious material. The term "concrete" usually refers to cement concrete, which uses cement as the cementitious material, sand and stone as the aggregate; it is mixed with water (which may contain additives and admixtures) in a certain proportion and obtained by stirring. It is also called ordinary concrete and is widely used in civil engineering. When discharging the concrete after mixing, a blanking mechanism is required.

[0003] Existing ones, such as the Chinese patent publication number: CN213918984U. The utility model discloses a blanking mechanism for a concrete mixing tank, including a round hopper. The middle part of the upper surface of the round hopper is fixedly connected with a support plate. The middle part of the upper surface of the support plate is fixedly connected with a motor. One end of the connecting rod is fixedly connected with a stirring plate. Grooves are arranged on both sides of the outside of the fixed pipe. The outside of the fixed pipe is slidably connected inside the moving pipe. The tail of the pin penetrates through the moving pipe and is slidably connected in the groove. In the utility model, firstly, the motor drives the rotating shaft, and then drives the square frame, the connecting rod and the stirring plate to rotate together. The square frame, the connecting rod and the stirring plate jointly stir and disperse the large-particle coagulated concrete, improving the discharging quality of the blanking device. Move the position of the moving pipe. As long as the pin is inserted through the moving pipe and into the groove, the position of the moving pipe can be fixed, which is convenient for adjusting the pouring location of the concrete and reducing the labor intensity of workers, and is worthy of popularization.

[0004] Although in the above patent technology, it is convenient to adjust the pouring location of the concrete and reduce the labor intensity of workers, when the above blanking mechanism discharges materials, it is necessary to place the conveyor belt under the discharge port, which is rather troublesome. At the same time, there is no dredging structure inside the discharge port, and when blockage occurs, it is easy to affect the blanking efficiency. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the problems existing in the prior art that when the above blanking mechanism discharges materials, it is necessary to place the conveyor belt under the discharge port, which is rather troublesome. At the same time, there is no dredging structure inside the discharge port, and when blockage occurs, it is easy to affect the blanking efficiency, and a concrete blanking mechanism is proposed.

[0006] To achieve the above object, the utility model adopts the following technical solutions: A concrete feeding mechanism includes a feeding hopper. A support plate is fixedly connected inside the feeding hopper. A rotating rod penetrates through the center of the support plate and is rotationally connected thereto by bearings. A connecting plate is sleeved and fixedly connected to the surface of the rotating rod. Scrapers are fixedly connected to both ends of the connecting plate. The scrapers are in contact with the inner wall of the feeding hopper. The bottom of the feeding hopper is fixedly connected and communicated with a discharge pipe. A conveying blade is sleeved and fixedly connected to the surface of the rotating rod and located inside the discharge pipe. A U-shaped discharge plate is arranged below the discharge pipe. Triangular plates are fixedly connected to the top of the U-shaped discharge plate and close to the center. One side wall of one of the triangular plates is rotationally connected to a connecting rod by bearings. The connecting rod is fixedly connected to the surface of the U-shaped discharge pipe. A U-shaped plate is sleeved and rotationally connected to the surface of the other triangular plate. A square cavity is formed inside the U-shaped plate. A worm gear is rotationally connected to the inside of the square cavity by bearings. The other end of the worm gear penetrates through the inner wall of the square cavity and the triangular plate and is rotationally connected thereto by bearings. One end of the worm gear is rotationally connected to the inner wall of the U-shaped plate by bearings. A worm is arranged above the worm gear. The worm gear is meshed with the worm. A U-shaped moving plate is sleeved and slidably connected to the bottom of the U-shaped discharge plate.

[0007] Preferably, four support legs are fixedly connected to the bottom of the feeding hopper and equally spaced near the edge. Trapezoidal blocks are fixedly connected to the bottoms of the support legs.

[0008] Preferably, a fixing plate is fixedly connected between two of the support legs. A control panel is fixedly connected to the surface of the fixing plate.

[0009] Preferably, a motor cover is fixedly connected to the top of the connecting plate. A first motor is fixedly connected inside the motor cover. The output end of the first motor is fixedly connected to the top of the rotating rod. Both ends of the worm penetrate through the inner wall of the square cavity and are rotationally connected thereto by bearings. A second motor is fixedly connected to one side wall of the U-shaped plate. The output end of the second motor is fixedly connected to one end of the worm.

[0010] Preferably, fixing blocks are fixedly connected to both side walls of the U-shaped discharge plate and near both ends. A sliding rod is fixedly connected between the fixing blocks. Sliders are sleeved and slidably connected to the surface of the sliding rod. The bottoms of the sliders are fixedly connected to the top of the U-shaped moving plate.

[0011] Preferably, retaining rings are sleeved and slidably connected to the surface of the sliding rod and near both ends. Springs are sleeved on the surface of the sliding rod and between the retaining rings and the fixing blocks. Both ends of the springs are fixedly connected to the fixing blocks and the retaining rings.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are as follows.

[0013] 1. In the present utility model, the second motor drives the worm to rotate. The rotation of the worm can drive the worm wheel to rotate, and the rotation of the worm wheel can drive the U-shaped discharge plate to adjust the angle through the triangular plate, which can achieve the effect of discharging materials to both sides by the discharging mechanism. At the same time, through the U-shaped moving plate, the effect of extending the discharging length of the U-shaped discharge plate can be achieved, so that it is convenient to drop the discharged materials onto the conveyor belt for transportation.

[0014] 2. In the present utility model, the first motor drives the rotating rod to rotate. The rotation of the rotating rod can drive the conveying blades to rotate, which can achieve the effect of conveying the materials in the discharge pipe, so as to prevent the discharge pipe from being blocked. At the same time, during the rotation of the rotating rod, the scraper can be driven to rotate through the connecting plate, which can scrape the materials adhered to the inner wall surface of the feeding funnel. Description of the Drawings

[0015] Figure 1 is a three-dimensional view of the overall structure of a concrete discharging mechanism proposed by the present utility model;

[0016] Figure 2 is a sectional view of the overall structure of a concrete discharging mechanism proposed by the present utility model;

[0017] Figure 3 is a three-dimensional view of the U-shaped discharge plate structure of a concrete discharging mechanism proposed by the present utility model;

[0018] Figure 4 is a three-dimensional view of a partial structure of a concrete discharging mechanism proposed by the present utility model.

[0019] Legend: 1. Feeding funnel; 2. Support leg; 3. Trapezoidal block; 4. Fixed plate; 5. Control panel; 6. Support plate; 7. Rotating rod; 8. Connecting plate; 9. Scraper; 10. Motor cover; 11. First motor; 12. Discharge pipe; 13. Conveying blade; 14. U-shaped discharge plate; 15. Triangular plate; 16. Connecting rod; 17. U-shaped plate; 18. Square cavity; 19. Worm wheel; 20. Worm; 21. Second motor; 22. U-shaped moving plate; 23. Fixed block; 24. Slide bar; 25. Slide block; 26. Spring; 27. Retaining ring. Detailed Embodiments

[0020] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the following further describes the present utility model with reference to the drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0021] In the following description, many specific details are set forth in order to provide a thorough understanding of the present utility model. However, the present utility model may also be implemented in other ways different from those described herein. Therefore, the present utility model is not limited by the specific embodiments disclosed in the following specification.

[0022] Embodiment 1, as Figures 1-4 shown, the present utility model provides a concrete feeding mechanism, including a feeding hopper 1. A support plate 6 is fixedly connected inside the feeding hopper 1. A rotating rod 7 is penetrated and rotatably connected by bearings at the center of the support plate 6. A connecting plate 8 is sleeved and fixedly connected on the surface of the rotating rod 7. Scrapers 9 are fixedly connected to both ends of the connecting plate 8. The scrapers 9 are in contact with the inner wall of the feeding hopper 1. The bottom of the feeding hopper 1 is fixedly connected and communicated with a discharge pipe 12. A conveying blade 13 is sleeved and fixedly connected on the surface of the rotating rod 7 and located inside the discharge pipe 12. A U-shaped discharge plate 14 is arranged below the discharge pipe 12. Triangular plates 15 are fixedly connected to the top of the U-shaped discharge plate 14 and near the center. One of the triangular plates 15 is rotatably connected by bearings to a connecting rod 16, and the connecting rod 16 is fixedly connected to the surface of the U-shaped discharge pipe 12. A U-shaped plate 17 is sleeved and rotatably connected by bearings on the surface of the other triangular plate 15. A square cavity 18 is formed inside the U-shaped plate 17. A worm gear 19 is rotatably connected by bearings inside the square cavity 18. The other end of the worm gear 19 penetrates the inner wall of the square cavity 18 and the triangular plate 15 and is rotatably connected thereto by bearings. One end of the worm gear 19 is rotatably connected by bearings to the inner wall of the U-shaped plate 17. A worm 20 is arranged above the worm gear 19. The worm gear 19 is meshed with the worm 20. A U-shaped moving plate 22 is sleeved and slidably connected to the bottom of the U-shaped discharge plate 14.

[0023] The effect achieved by the entire Embodiment 1 is that a support plate 6 is fixedly connected inside the feeding hopper 1. A rotating rod 7 passes through and is rotatably connected to the center of the support plate 6 by bearings. A connecting plate 8 is sleeved and fixedly connected to the surface of the rotating rod 7. Scraping plates 9 are fixedly connected to both ends of the connecting plate 8. The scraping plates 9 are in contact with the inner wall of the feeding hopper 1, which can achieve the effect that the rotation of the rotating rod 7 can drive the rotation of the connecting plate 8, and the rotation of the connecting plate 8 can drive the rotation of the scraping plates 9 to scrape the material adhered to the inner wall of the feeding hopper 1. The bottom of the feeding hopper 1 is fixedly connected and communicated with a discharge pipe 12, which can achieve the effect of discharging materials. A conveying blade 13 is sleeved and fixedly connected to the surface of the rotating rod 7 and located inside the discharge pipe 12, which can achieve the effect that the rotation of the rotating rod 7 can drive the rotation of the conveying blade 13, and further achieve the effect of dredging the discharge pipe 12. A U-shaped discharge plate 14 is arranged below the discharge pipe 12. Triangular plates 15 are fixedly connected to the top of the U-shaped discharge plate 14 and close to the center. One side wall of one of the triangular plates 15 is rotatably connected to a connecting rod 16 by bearings. The connecting rod 16 is fixedly connected to the surface of the U-shaped discharge pipe 12. A U-shaped plate 17 is sleeved and rotatably connected to the surface of the other triangular plate 15. A square cavity 18 is formed inside the U-shaped plate 17. A worm gear 19 is rotatably connected to the inside of the square cavity 18 by bearings. The other end of the worm gear 19 passes through the inner wall of the square cavity 18 and the triangular plate 15 and is rotatably connected to them by bearings. One end of the worm gear 19 is rotatably connected to the inner wall of the U-shaped plate 17 by bearings. A worm 20 is arranged above the worm gear 19. The worm gear 19 is meshed with the worm 20, which can achieve the effect that the rotation of the worm 20 can drive the rotation of the worm gear 19, the rotation of the worm gear 19 can drive the rotation of the triangular plate 15, and the rotation of the triangular plate 15 can adjust the angle of the U-shaped discharge plate 14. A U-shaped moving plate 22 is sleeved and slidably connected to the bottom of the U-shaped discharge plate 14, which can achieve the effect of extending the length of the U-shaped discharge plate 14.

[0024] Embodiment 2, as Figures 1-4As shown, four support legs 2 are fixedly connected to the bottom of the blanking funnel 1 at equal intervals near the edge, and trapezoidal blocks 3 are fixedly connected to the bottoms of the support legs 2; a fixed plate 4 is fixedly connected between two of the support legs 2, and a control panel 5 is fixedly connected to the surface of the fixed plate 4; a motor cover 10 is fixedly connected to the top of the connecting plate 8, a first motor 11 is fixedly connected to the inside of the motor cover 10, the output end of the first motor 11 is fixedly connected to the top of the rotating rod 7, both ends of the worm 20 penetrate through the inner wall of the square cavity 18 and are rotatably connected thereto by bearings, a second motor 21 is fixedly connected to one side wall of the U-shaped plate 17, and the output end of the second motor 21 is fixedly connected to one end of the worm 20; fixed blocks 23 are fixedly connected to both side walls of the U-shaped discharge plate 14 near both ends, a slide rod 24 is fixedly connected between the fixed blocks 23, sliders 25 are sleeved and slidably connected to the surface of the slide rod 24, and the bottoms of the sliders 25 are fixedly connected to the top of the U-shaped moving plate 22; retaining rings 27 are sleeved and slidably connected to the surface of the slide rod 24 near both ends, and springs 26 are sleeved on the surface of the slide rod 24 between the retaining rings 27 and the fixed blocks 23, and both ends of the springs 26 are fixedly connected to the fixed blocks 23 and the retaining rings 27.

[0025] The overall effect achieved by the entire Embodiment 2 is that by fixedly connecting four support legs 2 to the bottom of the blanking funnel 1 at equal intervals near the edge, and fixedly connecting trapezoidal blocks 3 to the bottoms of the support legs 2, the effect of supporting the bottom of the blanking funnel 1 can be achieved; by fixedly connecting a fixed plate 4 between two of the support legs 2, and fixedly connecting a control panel 5 to the surface of the fixed plate 4, the effect of controlling the device can be achieved; by fixedly connecting a motor cover 10 to the top of the connecting plate 8, fixedly connecting a first motor 11 to the inside of the motor cover 10, fixedly connecting the output end of the first motor 11 to the top of the rotating rod 7, both ends of the worm 20 penetrate through the inner wall of the square cavity 18 and are rotatably connected thereto by bearings, fixedly connecting a second motor 21 to one side wall of the U-shaped plate 17, and fixedly connecting the output end of the second motor 21 to one end of the worm 20, the effect of enabling the first motor 11 and the second motor 21 to drive the rotating rod 7 and the worm 20 to rotate respectively can be achieved; by fixedly connecting fixed blocks 23 to both side walls of the U-shaped discharge plate 14 near both ends, fixedly connecting a slide rod 24 between the fixed blocks 23, sleeving and slidably connecting sliders 25 to the surface of the slide rod 24, and fixedly connecting the bottoms of the sliders 25 to the top of the U-shaped moving plate 22, the effect of limiting the U-shaped moving plate 22 can be achieved; by sleeving and slidably connecting retaining rings 27 to the surface of the slide rod 24 near both ends, sleeving springs 26 on the surface of the slide rod 24 between the retaining rings 27 and the fixed blocks 23, and fixedly connecting both ends of the springs 26 to the fixed blocks 23 and the retaining rings 27, the effect of enabling the retaining rings 27 to reduce the impact force of the movement of the U-shaped moving plate 22 can be achieved.

[0026] Working principle: The second motor 21 drives the worm 20 to rotate. The rotation of the worm 20 can drive the worm gear 19 to rotate. The rotation of the worm gear 19 can drive the U-shaped discharge plate 14 to adjust the angle through the triangular plate 15. At this time, the U-shaped moving plate 22 will slide to one side and move onto the conveyor belt. At this time, the concrete after mixing can be poured into the feeding funnel 1. Then, the first motor 11 drives the rotating rod 7 to rotate. The rotation of the rotating rod 7 can drive the conveying blade 13 to rotate, which can convey the materials in the discharge pipe 12, thus preventing the discharge pipe 12 from being blocked. After discharging, the materials will fall onto the conveyor belt through the U-shaped discharge plate 14 and the U-shaped moving plate 22. At the same time, during the rotation of the rotating rod 7, the connecting plate 8 can drive the scraping plate 9 to rotate, which can scrape the materials adhering to the inner wall surface of the feeding funnel 1.

[0027] The wiring diagrams of the control panel 5, the first motor 11 and the second motor 21 in the present utility model belong to the common knowledge in the art. Their working principles are already known technologies. Their models are selected according to actual use. Therefore, the control methods and wiring arrangements of the control panel 5, the first motor 11 and the second motor 21 will not be explained in detail.

[0028] The above are only the preferred embodiments of the present utility model, and are not limitations to the present utility model in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model without departing from the technical solution content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. A concrete feeding mechanism, comprising a feeding hopper (1), characterized in that: The interior of the discharge hopper (1) is fixedly connected to a support plate (6), a rotating rod (7) passes through the center of the support plate (6) and is rotatably connected to a bearing, a connecting plate (8) is sleeved on the surface of the rotating rod (7) and is fixedly connected, and scrapers (9) are fixedly connected at both ends of the connecting plate (8), and the scrapers (9) are in contact with the inner wall of the discharge hopper (1), and a discharge pipe (12) is fixedly connected to the bottom of the discharge hopper (1), and a conveying blade (13) is sleeved on the surface of the rotating rod (7) and located inside the discharge pipe (12) and is fixedly connected, and a U-shaped discharge plate (14) is provided below the discharge pipe (12), and a triangular plate (15) is fixedly connected to the top and near the center of the U-shaped discharge plate (14), and a side wall axis of one of the triangular plates (15) is provided. A connecting rod (16) is rotatably connected to the bearing, and the connecting rod (16) is fixedly connected to the surface of the discharge pipe (12); a U-shaped plate (17) is sleeved on the surface of the other triangular plate (15) and rotatably connected to the bearing; a square cavity (18) is provided inside the U-shaped plate (17); a worm gear (19) is rotatably connected to the inner bearing of the square cavity (18); the other end of the worm gear (19) passes through the inner wall of the square cavity (18) and the triangular plate (15) and is rotatably connected to the bearing; one end of the worm gear (19) is rotatably connected to the inner wall bearing of the U-shaped plate (17); a worm (20) is provided above the worm gear (19); the worm gear (19) is meshingly connected to the worm gear (20); and a U-shaped movable plate (22) is sleeved on the bottom of the U-shaped discharge plate (14) and slidably connected to it.

2. A concrete feeding mechanism according to claim 1, characterized in that: Four support legs (2) are fixedly connected at equal intervals at the bottom and near the edge of the discharge funnel (1), and the bottoms of the support legs (2) are all fixedly connected with trapezoidal blocks (3).

3. A concrete feeding mechanism according to claim 2, characterized in that: A fixing plate (4) is fixedly connected between the two supporting legs (2), and a control panel (5) is fixedly connected to the surface of the fixing plate (4).

4. A concrete feeding mechanism according to claim 1, characterized in that: The top of the connecting plate (8) is fixedly connected to a motor cover (10), the interior of the motor cover (10) is fixedly connected to a first motor (11), the output end of the first motor (11) is fixedly connected to the top of the rotating rod (7), both ends of the worm (20) pass through the inner wall of the square cavity (18) and are rotatably connected to its bearings, a side wall of the U-shaped plate (17) is fixedly connected to a second motor (21), and the output end of the second motor (21) is fixedly connected to one end of the worm (20).

5. A concrete feeding mechanism according to claim 1, characterized in that: The two side walls of the U-shaped discharge plate (14) are fixedly connected with fixed blocks (23) near both ends, and sliding rods (24) are fixedly connected between the fixed blocks (23). The surfaces of the sliding rods (24) are sleeved with and slidably connected with sliding blocks (25), and the bottom of the sliding block (25) is fixedly connected to the top of the U-shaped movable plate (22).

6. A concrete feeding mechanism according to claim 5, characterized in that: A retaining ring (27) is sleeved and slidably connected on the surface of the slide bar (24) and near both ends; a spring (26) is sleeved on the surface of the slide bar (24) and located between the retaining ring (27) and the fixed block (23); both ends of the spring (26) are fixedly connected to the fixed block (23) and the retaining ring (27).

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