Liftable main beam type belt conveyor structure

Abstract

The utility model provides a liftable main beam type belt conveyor structure, which relates to the technical field of belt conveyors, and comprises a main beam, a support frame and rotating shafts, the bottom of the main beam is provided with the support frame, the top of the main beam is provided with a conveying mechanism, the outer side of the main beam is symmetrically and fixedly connected with the rotating shafts, and the rotating shafts are symmetrically and fixedly connected with the main beam. The outer side of the rotating shaft is rotationally connected with the top of the supporting frame, and a lifting mechanism is arranged between the supporting frame and the main beam. The connecting arm at the output end of the hydraulic cylinder is hinged to one side of the bottom end of the main beam, when the output end of the hydraulic cylinder moves upwards, one end of the main beam can be driven to rotate upwards with the rotating shaft as the circle center so as to automatically ascend to adjust the height, and sufficient replacement space is provided for the rotating roller at one end of the main beam; the hydraulic cylinder can also rotate along with the main beam and cannot interfere with rotation of the main beam, and after the work of replacing the rotating roller is completed, the output end of the hydraulic cylinder moves downwards to drive the main beam to reset to be in a horizontal state to continue to convey objects.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt conveyor technical field especially relates to a liftable main beam formula belt conveyor structure. BACKGROUND

[0002] The main beam formula belt conveyor refers to a kind of belt conveyor with main beam as supporting structure, and the belt conveyor is a kind of mechanical device for conveying goods from one place to another by conveyor belt, and is widely used in various industrial fields, and the main beam, as the key component of the belt conveyor, carries the conveyor belt and the material thereon, to ensure its stable operation.

[0003] Since the main machine belt conveyor is mostly located on the main beam, the conveying end of the belt is generally sunk into the interior of the processing equipment, and the space below is narrow, so it is inconvenient for maintenance personnel to enter the interior of the main beam to replace the upper or lower carrier roller of the main machine belt conveyor, and the non-timely replacement of the upper and lower carrier rollers will exacerbate the wear of the belt, and even scratch the belt, so only when the belt is replaced, the maintenance personnel can enter the main beam to replace the upper and lower carrier rollers, and for the maintenance personnel, it is inconvenient to enter the main beam to replace the upper and lower carrier rollers, therefore, the utility model provides a liftable main beam formula belt conveyor structure to solve the above problems. SUMMARY

[0004] In view of the above problems, the utility model provides a liftable main beam formula belt conveyor structure to solve the problem that the conveying end of the belt is generally sunk into the interior of the processing equipment, and the space below is narrow, so it is inconvenient for maintenance personnel to enter the interior of the main beam to replace the upper or lower carrier roller of the main machine belt conveyor.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a liftable main beam formula belt conveyor structure, comprising a main beam, a support frame and a rotating shaft, the bottom of the main beam is provided with a support frame, the top of the main beam is provided with a conveying mechanism, the outer side of the rotating shaft is rotationally connected with the top of the support frame, and a lifting mechanism is arranged between the support frame and the main beam.

[0006] Further improvement lies in that the lifting mechanism comprises a hydraulic cylinder and a connecting arm, the bottom of the support frame is hingedly connected with the hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with the connecting arm, and one end of the connecting arm is hingedly connected with one side of the bottom of the main beam through a pin shaft.

[0007] Further improvement lies in that the conveying mechanism comprises a rotating roller, a belt, a pulley and a synchronous belt, the two sides of the top of the main beam are symmetrically hingedly connected with rotating rollers, one end of the two rotating rollers is fixedly connected with a pulley, the two pulleys are connected with each other through a synchronous belt, and the outer side of the two rotating rollers is sleeved with a belt.

[0008] Further improvement lies in that the outer side of the main beam is fixedly installed with a shell, one side of the shell is fixedly installed with a self-locking motor, and the output end of the self-locking motor is fixedly connected with one of the rotating rollers away from the belt pulley.

[0009] Further improvement lies in that the top of the main beam is rotationally connected with a plurality of supporting rollers, the top of the supporting roller is connected with the top of the belt in a fit mode, and the distance between adjacent supporting rollers is equal.

[0010] Further improvement lies in that the height of the top of the one side of the shell is greater than the height of the top of the belt, the other side of the shell is fixedly connected with a fixed plate, and the fixed plate is provided with a guide mechanism.

[0011] Further improvement lies in that the guide mechanism comprises a connecting plate, a sliding rod, a guide plate and a cylinder, the inside of the fixed plate is fixedly connected with the cylinder, the two sides of the fixed plate are symmetrically and slidingly connected with the sliding rods, one end of the sliding rod is fixedly connected with the guide plate, and the output end of the cylinder is fixedly connected with the outside of the guide plate.

[0012] The hydraulic cylinder output end connecting arm and the one side of the main beam bottom end are hinged, when the output end of the hydraulic cylinder moves upward, the one end of the main beam can rotate upward with the rotating shaft as the center, so as to automatically rise to adjust the height, and sufficient replacement space is provided for the rotating roller of the one end of the main beam, wherein the hydraulic cylinder itself also rotates with the main beam, does not interfere with the rotation of the main beam, after the work of replacing the rotating roller is completed, the output end of the hydraulic cylinder moves downward to drive the main beam to reset to a horizontal state to continue conveying the articles. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the front view of the utility model;

[0014] Figure 2 It is the bottom view of the utility model;

[0015] Figure 3 It is the side view of the utility model;

[0016] Figure 4 It is the rising state view of the utility model.

[0017] In the drawing: 1, main beam; 2, support frame; 3, rotating shaft; 4, rotating roller; 5, belt; 6, hydraulic cylinder; 7, connecting arm; 8, self-locking motor; 9, belt pulley; 10, synchronous belt; 11, shell; 12, fixed plate; 13, connecting plate; 14, sliding rod; 15, guide plate; 16, cylinder; 17, supporting roller. DETAILED DESCRIPTION

[0018] To deepen the understanding of this utility model, the following detailed description will be provided in conjunction with embodiments. These embodiments are only used to explain this utility model and do not constitute a limitation on the scope of protection of this utility model.

[0019] according to Figure 1 , 2 As shown in Figures 3 and 4, this embodiment proposes a liftable main beam type belt conveyor structure, including a main beam 1, a support frame 2, and a rotating shaft 3. The support frame 2 is provided at the bottom of the main beam 1, and a conveying mechanism is provided at the top of the main beam 1. The rotating shaft 3 is symmetrically fixedly connected to the outer side of the main beam 1, and the outer side of the rotating shaft 3 is rotatably connected to the top of the support frame 2. A lifting mechanism is provided between the support frame 2 and the main beam 1. When items are placed on the conveying mechanism, the conveying mechanism drives the items to automatically move from one end of the main beam 1 to the other end. When it is necessary to replace the rotating roller 4 in the conveying mechanism... The lifting mechanism can move one end of the main beam 1 upward to increase the space at the bottom of one end of the main beam 1, so that people have enough space to disassemble and replace the roller 4 at one end. Since one of the rollers 4 is removed, the belt 5 is no longer taut and can be directly removed, so that the roller 4 at the other end of the main beam 1 that is in contact with the ground is directly exposed on the outside and can be operated directly to remove it from the other end of the main beam 1, improving the efficiency of replacing the roller 4. After the replaced roller 4 and the belt 5 are installed back on the outside of the roller 4, the lifting mechanism drives the main beam 1 to reset and continue working.

[0020] The lifting mechanism includes a hydraulic cylinder 6 and a connecting arm 7. The bottom of the support frame 2 is hinged to the hydraulic cylinder 6, and the output end of the hydraulic cylinder 6 is fixedly connected to the connecting arm 7. One end of the connecting arm 7 is hinged to one side of the bottom of the main beam 1 through a pin. The connecting arm 7 at the output end of the hydraulic cylinder 6 is hinged to one side of the bottom end of the main beam 1. When the output end of the hydraulic cylinder 6 moves upward, it can drive one end of the main beam 1 to rotate upward around the rotating shaft 3, so as to automatically raise and adjust the height, providing sufficient space for replacing the roller 4 at one end of the main beam 1. The hydraulic cylinder 6 itself will also rotate with the main beam 1, without interfering with the rotation of the main beam 1. After the work of replacing the roller 4 is completed, the output end of the hydraulic cylinder 6 moves downward, driving the main beam 1 to return to a horizontal state and continue to transport items.

[0021] The conveying mechanism comprises rotating rollers 4, a belt 5, pulleys 9 and a synchronous belt 10, the rotating rollers 4 are symmetrically hinged on the top of the main beam 1 on both sides, the pulleys 9 are fixedly connected to one end of the rotating rollers 4, the synchronous belt 10 is connected between the two pulleys 9, the belt 5 is sleeved on the outer side of the rotating rollers 4, the housing 11 is fixedly installed on the outer side of the main beam 1, the self-locking motor 8 is fixedly installed on one side of the housing 11, the output end of the self-locking motor 8 is fixedly connected to the end of one of the rotating rollers 4 away from the pulley 9, the output end of the self-locking motor 8 can drive one of the rotating rollers 4 to rotate on one side of the top of the main beam 1, the rotating rollers 4 are synchronously rotated through the pulleys 9 and the synchronous belt 10, the belt 5 is sleeved on the outer side of the rotating rollers 4, the rotating rollers 4 can drive the belt 5 to reciprocate, the articles are placed on the belt 5, and the articles are driven to move linearly, so that the articles are automatically moved from one end of the main beam 1 to the other end of the main beam 1.

[0022] The top of the main beam 1 is rotatably connected with a plurality of supporting rollers 17, the top of the supporting roller 17 is connected with the top of the belt 5, the distance between adjacent supporting rollers 17 is equal, and a plurality of supporting rollers 17 are further arranged on the top of the main beam 1 to support the belt 5, so that the supporting capacity of the belt 5 for the articles is ensured.

[0023] The height of the top of one side of the housing 11 is greater than the height of the top of the belt 5, the other side of the housing 11 is fixedly connected with a fixed plate 12, the fixed plate 12 is provided with a guide mechanism, the guide mechanism comprises a connecting plate 13, a sliding rod 14, a guide plate 15 and a pneumatic cylinder 16, the pneumatic cylinder 16 is fixedly connected in the fixed plate 12, the sliding rods 14 are symmetrically and slidably connected to the two sides of the fixed plate 12, one end of the sliding rod 14 is fixedly connected with the guide plate 15, the output end of the pneumatic cylinder 16 is fixedly connected with the outer side of the guide plate 15, the output end of the pneumatic cylinder 16 can drive the guide plate 15 to linearly reciprocate on the top of the belt 5, so as to adjust the position of the guide plate 15 on the belt 5, limit the movement track of the articles on the belt 5, make the articles move along the route set by people in advance, the sliding rod 14 and the connecting plate 13 can limit the movement route of the guide plate 15, and deviation of the guide plate 15 during movement is avoided.

[0024] The main beam type belt conveyor structure, the connecting arm 7 of the output end of the hydraulic cylinder 6 is hinged to one side of the bottom end of the main beam 1, when the output end of the hydraulic cylinder 6 moves upwards, one end of the main beam 1 can rotate upwards with the rotating shaft 3 as the center, so as to automatically rise to adjust the height, and sufficient replacement space is provided for the rotating roller 4 at one end of the main beam 1, wherein the hydraulic cylinder 6 itself also rotates with the main beam 1, and does not interfere with the rotation of the main beam 1, after the replacement work of the rotating roller 4 is completed, the output end of the hydraulic cylinder 6 moves downwards to drive the main beam 1 to reset to a horizontal state to continue conveying articles.

[0025] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A liftable main beam type belt conveyor structure, comprising a main beam (1), a support frame (2), and a rotating shaft (3), characterized in that: The main beam (1) is provided with a support frame (2) at the bottom and a conveying mechanism at the top. A rotating shaft (3) is symmetrically fixedly connected to the outside of the main beam (1). The outside of the rotating shaft (3) is rotatably connected to the top of the support frame (2). A lifting mechanism is provided between the support frame (2) and the main beam (1). The lifting mechanism includes a hydraulic cylinder (6) and a connecting arm (7). The bottom of the support frame (2) is hinged to the hydraulic cylinder (6), and the output end of the hydraulic cylinder (6) is fixedly connected to the connecting arm (7). One end of the connecting arm (7) is hinged to one side of the bottom of the main beam (1) through a pin.

2. The lifting main beam type belt conveyor structure according to claim 1, characterized in that: The conveying mechanism includes a roller (4), a belt (5), a pulley (9) and a synchronous belt (10). The rollers (4) are symmetrically hinged on both sides of the top of the main beam (1). One end of each roller (4) is fixedly connected to a pulley (9). The two pulleys (9) are connected to each other by a synchronous belt (10). The belts (5) are sleeved on the outer sides of the two rollers (4).

3. The liftable main beam belt conveyor structure according to claim 1, characterized in that: A housing (11) is fixedly installed on the outer side of the main beam (1), and a self-locking motor (8) is fixedly installed on one side of the housing (11). The output end of the self-locking motor (8) is fixedly connected to the end of one of the rollers (4) away from the pulley (9).

4. The liftable main beam belt conveyor structure according to claim 2, characterized in that: The top of the main beam (1) is rotatably connected to a plurality of support rollers (17), the top of the support rollers (17) is in contact with the top of the belt (5), and the distance between adjacent support rollers (17) is equal.

5. The liftable main beam type belt conveyor structure according to claim 3, characterized in that: The height of the top of one side of the housing (11) is greater than the height of the top of the belt (5), and a fixing plate (12) is fixedly connected to the other side of the housing (11), and a guide mechanism is provided on the fixing plate (12).

6. The liftable main beam type belt conveyor structure according to claim 5, characterized in that: The guiding mechanism includes a connecting plate (13), a sliding rod (14), a guide plate (15), and a cylinder (16). The cylinder (16) is fixedly connected inside the fixed plate (12). The sliding rod (14) is symmetrically slidably connected to both sides of the fixed plate (12). One end of the sliding rod (14) is fixedly connected to the guide plate (15). The output end of the cylinder (16) is fixedly connected to the outside of the guide plate (15).

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