Safety protection device of belt conveyor

Abstract

The utility model discloses a belt conveyor safety protection device which comprises a conveying frame, driving rollers are symmetrically arranged in the conveying frame, the two driving rollers are connected through a conveying belt, a baffle is arranged in the conveying belt, the baffle is connected with the conveying frame through a first rotating shaft, and a second rotating shaft is arranged in the conveying belt. A first U-shaped support is arranged in the conveying belt and located on one side of the baffle, the first U-shaped support is connected with the conveying frame through a height adjusting assembly, and a second U-shaped support is arranged on one side, opposite to the baffle, of the first U-shaped support. The conveying device has the beneficial effects that the heights of the first U-shaped support, the second U-shaped support and the guide rollers can be adjusted by arranging the height adjusting assembly, so that materials with different heights can be guided and conveyed, and the distance between the two sets of guide rollers can be adjusted by arranging the angle adjusting assembly so that the conveying device can be suitable for the materials with different widths; and the height adjusting assembly can be matched with the angle adjusting assembly, so that materials of different shapes and sizes can be guided and conveyed.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical manufacturing, in particular to a safety protection device for a belt conveyor. Background Art

[0002] During the conveying process, the upper conveyor belt is often scratched by the material, causing the material to fall onto the lower belt. The material then continues to move along the direction of the belt conveyor, which will cause further scratches on the conveyor belt.

[0003] According to a conveyor belt safety protection device disclosed in Chinese patent CN202320265409.0, the application includes a conveyor belt, a round roller is arranged in the conveyor belt, the round roller is arranged on a mounting frame, a start-stop switch is arranged on a driving device of the conveyor belt, a stop iron is arranged between the mounting frames, the stop iron is axially connected to the lower mounting frame, the upper layer of the stop iron is also arranged corresponding to the lever of the travel switch, the travel switch is arranged on the upper mounting frame, the travel switch has a lever, a wedge limit block is arranged at a position corresponding to the lever on the upper mounting frame, the travel switch is connected in series with the start-stop switch, and the stop iron is connected in series with the start-stop switch. A sweeper is arranged on one side of the iron, and the sweeper includes a bracket connected to the upper mounting frame, and the two oblique arms of the bracket and a horizontal arm are arranged in a V shape, two roller shafts are connected to the horizontal arm, and round rollers are connected to the roller shafts. The modification degree is low, and the problem of scattered materials being difficult to collect is effectively solved. It is suitable for various types of conveyor belts, and the position of the stop iron and the travel switch can be changed at will, and the problem of conveyor belt scratches can be dealt with in time. The existing conveyor belt safety protection device has a bracket height and a round roller spacing that are difficult to adjust, lacks flexible design, and cannot meet the transportation of materials of different shapes and sizes.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a belt conveyor safety protection device to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] The U-shaped bracket is connected to the conveyor frame through a first rotating shaft and a second rotating shaft, and the second rotating shaft is connected to the conveyor frame through a first rotating shaft and a second rotating shaft.

[0008] Preferably, a plurality of evenly distributed support blocks are provided at the bottom end of the conveying frame, and a shock-absorbing pad is provided at the bottom end of the support block.

[0009] Preferably, the height adjustment assembly includes symmetrically arranged adjustment seats on both sides of the conveying frame, a screw rod is provided in the adjustment seat, and a moving rod matching the adjustment seat is provided on the outer wall of the screw rod, and one side of the moving rod extends into the conveying frame and is connected to the U-shaped bracket.

[0010] Preferably, the screw rod is connected to the adjustment seat via a bearing, and the top end of the screw rod extends outside the adjustment seat and is connected to a driving end of a servo motor.

[0011] Preferably, a threaded hole matching the screw rod is formed on the moving rod, and a travel hole matching the moving rod is formed on one side of the conveying frame.

[0012] Preferably, the angle adjustment assembly includes two rotating shafts which are symmetrically arranged on both sides of the second U-shaped bracket and respectively penetrate the two groups of guide plates, the second rotating shaft is fixedly connected to the guide plate, an adjustment box is provided at the top of the second U-shaped bracket, the tops of the two groups of rotating shafts extend into the adjustment box and are respectively connected to the bevel gear one, a transversely arranged rotating shaft three is provided in the adjustment box, and a symmetrically arranged bevel gear two is provided on the outer wall fixed sleeve of the rotating shaft three, and the two groups of bevel gears two are respectively meshed with the two groups of bevel gear one.

[0013] Preferably, a section of the rotating shaft 3 extends outside the regulating box and is connected to a second driving end of the servo motor.

[0014] Preferably, a rubber pad is provided on one side of the pressing plate close to the emergency stop button.

[0015] The beneficial effects of the utility model are as follows: by setting a height adjustment component, the height of the U-shaped bracket one, the U-shaped bracket two and the guide roller can be adjusted so that materials of different heights can be guided and conveyed; by setting an angle adjustment component, the spacing between the two groups of guide rollers can be adjusted so that they are suitable for materials of different widths; and by cooperating with the angle adjustment component, the height adjustment component can be used to guide and convey materials of different shapes and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of a belt conveyor safety protection device according to an embodiment of the utility model;

[0018] Figure 2 This is a front view of a belt conveyor safety protection device according to an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of a belt conveyor safety protection device according to an embodiment of the utility model;

[0020] Figure 4 This is a top view of the interior of a belt conveyor safety protection device according to an embodiment of the utility model;

[0021] Figure 5 It is a side sectional view of a belt conveyor safety protection device according to an embodiment of the utility model;

[0022] Figure 6 It is a structural schematic diagram of a second U-shaped bracket in a belt conveyor safety protection device according to an embodiment of the utility model;

[0023] Figure 7 It is a second right view of a U-shaped bracket in a belt conveyor safety protection device according to an embodiment of the utility model.

[0024] In the figure:

[0025] 1. Conveyor frame; 2. Drive roller; 3. Conveyor belt; 4. Baffle; 5. Rotating shaft 1; 6. U-shaped bracket 1; 7. U-shaped bracket 2; 8. Connecting plate; 9. Guide plate; 10. Guide roller; 11. Connecting frame; 12. Emergency stop button; 13. Press plate; 14. Support block; 15. Adjustment seat; 16. Screw rod; 17. Moving rod; 18. Servo motor 1; 19. Travel hole; 20. Rotating shaft 2; 21. Adjustment box; 22. Bevel gear 1; 23. Rotating shaft 3; 24. Bevel gear 2; 25. Servo motor 2. DETAILED DESCRIPTION

[0026] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] According to an embodiment of the utility model, a safety protection device for a belt conveyor is provided.

[0028] Embodiment 1;

[0029] like Figure 1-7 As shown, according to the safety protection device of the belt conveyor of the utility model embodiment, it includes a conveying frame 1, the conveying frame 1 is provided with symmetrically arranged transmission rollers 2, two groups of the transmission rollers 2 are connected by a conveying belt 3, the conveying belt 3 is provided with a baffle 4, the baffle 4 is connected to the conveying frame 1 through a rotating shaft 5, a U-shaped bracket 6 is provided in the conveying belt 3 and located on one side of the baffle 4, the U-shaped bracket 6 is connected to the conveying frame 1 through a height adjustment component, the U-shaped bracket 6 is provided on one side of the baffle 4, and the U-shaped bracket 2 7 is provided. The U-shaped bracket 2 7 is connected to the U-shaped bracket 1 6 through a connecting plate 8, and guide plates 9 are arranged on both sides of the U-shaped bracket 2 7 and are symmetrically arranged. Two groups of the guide plates 9 are connected to the U-shaped bracket 2 7 through an angle adjustment component, and symmetrically arranged guide rollers 10 are arranged between the two groups of the guide plates 9. The two groups of the guide rollers 10 are respectively connected to the two groups of the guide plates 9 through a connecting frame 11, and symmetrically arranged emergency stop buttons 12 are arranged on both sides of the conveying frame 1. Both ends of the rotating shaft 1 5 extend outside the conveying frame 1 and are respectively connected to the pressing plates 13.

[0030] Embodiment 2:

[0031] like Figure 1-7As shown, it includes a conveyor frame 1, wherein the conveyor frame 1 is provided with symmetrically arranged transmission rollers 2, two groups of the transmission rollers 2 are connected by a conveyor belt 3, a baffle 4 is provided in the conveyor belt 3, and the baffle 4 is connected to the conveyor frame 1 through a rotating shaft 5, a U-shaped bracket 6 is provided in the conveyor belt 3 and located on one side of the baffle 4, and the U-shaped bracket 6 is connected to the conveyor frame 1 through a height adjustment component, and the U-shaped bracket 6 is provided on one side of the baffle 4, and the U-shaped bracket 27 is connected to the conveyor frame 1 through a connecting plate 8 is connected to the U-shaped bracket 1 6, and the U-shaped bracket 2 7 is provided with obliquely symmetrically arranged guide plates 9 on both sides, and the two groups of guide plates 9 are connected to the U-shaped bracket 2 7 through an angle adjustment component, and symmetrically arranged guide rollers 10 are arranged between the two groups of guide plates 9, and the two groups of guide rollers 10 are respectively connected to the two groups of guide plates 9 through a connecting frame 11, and symmetrically arranged emergency stop buttons 12 are arranged on both sides of the conveying frame 1, and the two ends of the rotating shaft 1 5 extend to the outside of the conveying frame 1 and are respectively connected to the pressing plate 13. The bottom end of the conveying frame 1 is provided with a plurality of evenly distributed support blocks 14, and the bottom end of the support block 14 is provided with a shock-absorbing pad. The height adjustment component includes symmetrically arranged adjustment seats 15 on both sides of the conveying frame 1, and a screw rod 16 is arranged in the adjustment seat 15. The outer wall of the screw rod 16 is provided with a moving rod 17 matching the adjustment seat 15, and one side of the moving rod 17 extends into the conveying frame 1 and is connected to the U-shaped bracket 1 6. The screw rod 16 is connected to the adjustment seat 15 through a bearing, and the top end of the screw rod 16 extends outside the adjustment seat 15 and is connected to the driving end of the servo motor 18. The moving rod 17 is provided with a threaded hole matching the screw rod 16, and one side of the conveying frame 1 is provided with a travel hole 19 matching the moving rod 17. A rubber cushion is provided on the side of the pressing plate 13 close to the emergency stop button 12. When in use, the conveyor belt 3 rotates clockwise. When the material cuts through the conveyor belt 3 and falls into the inside of the conveyor belt 3, the conveyor belt 3 will drive the internal material to be guided and gathered through the guide plate 9, and then pass through between the two sets of guide rollers 10. The gathered materials pass through the U-shaped bracket 2 7 and the U-shaped bracket 1 6 in succession and finally hit the baffle 4. The baffle 4 drives the rotating shaft 1 5 to rotate, and the rotating shaft 1 5 drives the pressing plate 13 to rotate. The pressing plate 13 rotates and squeezes the emergency stop button 12 to stop the conveyor belt. When the material height is high, the servo motor 18 is started to drive the screw rod 16 to rotate, and the screw rod 16 drives the moving rod 17 to move upward. The moving rod 17 drives the U-shaped bracket 1 6 to move upward, and the U-shaped bracket 1 6 drives the guide roller 10 to move upward through the U-shaped bracket 2 7. By setting the height adjustment component, the height of the U-shaped bracket 1, the U-shaped bracket 2 and the guide roller can be adjusted, so that it can guide and convey materials of different heights.

[0032] Embodiment three;

[0033] like Figure 1-7As shown, it includes a conveyor frame 1, wherein the conveyor frame 1 is provided with symmetrically arranged transmission rollers 2, two groups of the transmission rollers 2 are connected by a conveyor belt 3, a baffle 4 is provided in the conveyor belt 3, and the baffle 4 is connected to the conveyor frame 1 through a rotating shaft 5, a U-shaped bracket 6 is provided in the conveyor belt 3 and located on one side of the baffle 4, and the U-shaped bracket 6 is connected to the conveyor frame 1 through a height adjustment component, and the U-shaped bracket 6 is provided on one side of the baffle 4, and the U-shaped bracket 27 is connected to the conveyor frame 1 through a connecting plate 8 is connected to the U-shaped bracket 1 6, and guide plates 9 are arranged on both sides of the U-shaped bracket 2 7 with inclined symmetrical settings. Two groups of the guide plates 9 are connected to the U-shaped bracket 2 7 through an angle adjustment component, and symmetrical guide rollers 10 are arranged between the two groups of the guide plates 9. The two groups of the guide rollers 10 are respectively connected to the two groups of the guide plates 9 through a connecting frame 11. Symmetrical emergency stop buttons 12 are arranged on both sides of the conveying frame 1, and both ends of the rotating shaft 1 5 extend outside the conveying frame 1 and are respectively connected to pressing plates 13. The angle adjustment assembly includes a symmetrically arranged rotating shaft 20 provided on both sides of the U-shaped bracket 27 and respectively passing through the two groups of the guide plates 9. The rotating shaft 20 is fixedly connected to the guide plates 9. An adjustment box 21 is provided at the top of the U-shaped bracket 27. The tops of the two groups of the rotating shaft 20 extend into the adjustment box 21 and are respectively connected to the bevel gear 1 22. A horizontally arranged rotating shaft 3 23 is provided in the adjustment box 21. The outer wall of the rotating shaft 3 23 is fixedly sleeved with a symmetrically arranged bevel gear 24. The two groups of the bevel gear 24 are respectively meshed with the two groups of the bevel gear 1 22. A section of the rotating shaft 3 23 extends outside the adjustment box 21 and is connected to the driving end of the servo motor 2 25. When the material is wider, servo motor 25 is started to drive shaft 3 23 to rotate, shaft 3 23 drives bevel gear 2 24 to rotate, bevel gear 2 24 drives bevel gear 1 22 to rotate, bevel gear 1 22 drives shaft 2 20 to rotate, shaft 2 20 drives guide plate 9 to rotate and adjust, guide plate 9 drives guide roller 10 to move and adjust, thereby changing the spacing between the two sets of guide rollers 10 so that it can be suitable for materials of different widths.

[0034] In actual application, the conveyor belt 3 rotates clockwise. When the material cuts through the conveyor belt 3 and falls into the inside of the conveyor belt 3, the conveyor belt 3 will drive the internal material to be guided and gathered through the guide plate 9, and then pass through the two sets of guide rollers 10. The gathered materials pass through the U-shaped bracket 27 and the U-shaped bracket 16 in turn and finally hit the baffle 4. The baffle 4 drives the rotating shaft 15 to rotate, and the rotating shaft 15 drives the pressing plate 13 to rotate. The pressing plate 13 rotates and squeezes the emergency stop button 12 to stop the conveyor belt. When the material height is high, the servo motor 18 is started to drive the screw rod 16 to rotate, and the screw rod 16 drives the moving rod 17 to move upward, and the moving rod 17 drives the U-shaped bracket 16 upward The U-shaped bracket 1 6 drives the guide roller 10 to move upward through the U-shaped bracket 2 7. The height of the U-shaped bracket 1, the U-shaped bracket 2 and the guide roller can be adjusted by setting a height adjustment component, so that the materials of different heights can be guided and conveyed; when the material is wider, the servo motor 2 25 is started to drive the rotating shaft 3 23 to rotate, the rotating shaft 3 23 drives the bevel gear 2 24 to rotate, the bevel gear 2 24 drives the bevel gear 1 22 to rotate, the bevel gear 1 22 drives the rotating shaft 20 to rotate, the rotating shaft 20 drives the guide plate 9 to rotate and adjust, the guide plate 9 drives the guide roller 10 to move and adjust, thereby changing the spacing between the two sets of guide rollers 10, so that it can be suitable for materials of different widths.

[0035] To sum up, with the help of the above-mentioned technical scheme of the utility model, the height of U-shaped bracket 1, U-shaped bracket 2 and guide roller can be adjusted by setting a height adjustment component, so that materials of different heights can be guided and conveyed. The spacing between the two groups of guide rollers can be adjusted by setting an angle adjustment component to make them suitable for materials of different widths. The height adjustment component can be coordinated with the angle adjustment component to guide and convey materials of different shapes and sizes.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A belt conveyor safety protection device, characterized in that: The invention comprises a conveying frame (1), wherein the conveying frame (1) is provided with symmetrically arranged transmission rollers (2), two groups of the transmission rollers (2) are connected via a conveying belt (3), the conveying belt (3) is provided with a baffle (4), the baffle (4) is connected to the conveying frame (1) via a rotating shaft (5), a U-shaped bracket (6) is provided in the conveying belt (3) and located on one side of the baffle (4), the U-shaped bracket (6) is connected to the conveying frame (1) via a height adjustment component, the U-shaped bracket (6) is provided with a U-shaped bracket (7) on one side of the baffle (4), the U-shaped bracket (7) is connected via a rotating shaft (5), and the U-shaped bracket (7) is connected to the conveying frame (1) via a rotating shaft (5). A plate (8) is connected to the U-shaped bracket one (6), and guide plates (9) are arranged obliquely and symmetrically on both sides of the U-shaped bracket two (7). The two groups of guide plates (9) are connected to the U-shaped bracket two (7) through an angle adjustment component. A symmetrically arranged guide roller (10) is arranged between the two groups of guide plates (9), and the two groups of guide rollers (10) are respectively connected to the two groups of guide plates (9) through a connecting frame (11). Symmetrically arranged emergency stop buttons (12) are arranged on both sides of the conveying frame (1), and both ends of the rotating shaft one (5) extend outside the conveying frame (1) and are respectively connected to a pressing plate (13).

2. A belt conveyor safety protection device according to claim 1, characterized in that: The bottom end of the conveying frame (1) is provided with a plurality of evenly distributed support blocks (14), and the bottom end of the support block (14) is provided with a shock-absorbing pad.

3. A belt conveyor safety protection device according to claim 1, characterized in that: The height adjustment assembly comprises symmetrically arranged adjustment seats (15) provided on both sides of the conveying frame (1), a screw rod (16) being provided in the adjustment seat (15), a movable rod (17) matching the adjustment seat (15) being sleeved on the outer wall of the screw rod (16), and one side of the movable rod (17) extending into the conveying frame (1) and connected to the U-shaped bracket (6).

4. A belt conveyor safety protection device according to claim 3, characterized in that: The screw rod (16) is connected to the adjustment seat (15) via a bearing, and the top end of the screw rod (16) extends outside the adjustment seat (15) and is connected to a driving end of a servo motor (18).

5. A belt conveyor safety protection device according to claim 3, characterized in that: The moving rod (17) is provided with a threaded hole matching the screw rod (16), and one side of the conveying frame (1) is provided with a travel hole (19) matching the moving rod (17).

6. A belt conveyor safety protection device according to claim 1, characterized in that: The angle adjustment assembly comprises two rotating shafts (20) symmetrically arranged on both sides of the second U-shaped bracket (7) and respectively penetrating the two groups of the guide plates (9); the second rotating shaft (20) is fixedly connected to the guide plates (9); an adjustment box (21) is arranged at the top of the second U-shaped bracket (7); the tops of the two groups of the second rotating shafts (20) extend into the adjustment box (21) and are respectively connected to the first bevel gear (22); a third rotating shaft (23) arranged transversely is arranged in the adjustment box (21); a fixed sleeve on the outer wall of the third rotating shaft (23) is provided with a symmetrically arranged second bevel gear (24); the two groups of the second bevel gears (24) are respectively meshed with the two groups of the first bevel gears (22).

7. A belt conveyor safety protection device according to claim 6, characterized in that: A section of the rotating shaft 3 (23) extends outside the regulating box (21) and is connected to a driving end of the servo motor 2 (25).

8. A belt conveyor safety protection device according to claim 1, characterized in that: A rubber cushion is provided on one side of the pressing plate (13) close to the emergency stop button (12).

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