Construction hoist with locking function

Abstract

The utility model relates to the technical field of lifters, in particular to a construction lifter with a locking function, which comprises a vehicle body, a lifting self-locking mechanism is mounted at the top of the vehicle body, a handrail is mounted at the top of the lifting self-locking mechanism, and movable doors are mounted on two sides of the handrail through hinges and bolts. An adjusting and fixing mechanism is installed on the surface of the movable door, a fan is installed on the surface of the adjusting and fixing mechanism, and a hoisting mechanism is installed on the surface of the lifting self-locking mechanism. The self-locking motor is controlled to operate to drive the winding rod to rotate, a steel rope is unwound, the hook is lowered, a tool or other instruments needing to be used are hung on the hook, the self-locking motor is controlled to operate to enable the winding rod to rotate, and the steel rope is wound. Therefore, the lifting device has the advantage that tools or other instruments needing to be used can be conveniently lifted and used, and the tools or the instruments can be taken without controlling lifting of the machine body in a reciprocating mode.

Description

Technical Field

[0001] The utility model relates to the technical field of elevators, in particular to a construction elevator with a locking function. Background Art

[0002] At present, the lifting work platform is a multifunctional lifting mechanical equipment, which can be divided into fixed and mobile, guide rail type, curved arm type, scissors type, chain type, and loading and unloading platform. Construction elevators are widely used in various construction scenes such as construction sites, bridges, docks, and elevated roads.

[0003] Through research and analysis, it is found that the construction elevators on the market still have the following shortcomings to a certain extent.

[0004] For example, when the construction elevator is raised or lowered, if you forget to carry tools or other equipment you need, you need to lift it back and forth to get it, which is inconvenient to operate. In addition, by installing a fan on the construction elevator to blow air for cooling, the angle is not convenient to adjust and the blowing angle is limited, which cannot meet the needs of use. In order to solve the above technical problems, we have designed a construction elevator with a locking function. Utility Model Content

[0005] The utility model aims to provide a construction elevator with a locking function, which has the advantages of locking, lifting and blowing angle adjustment, and solves the problem that if tools or other equipment needed to be used are forgotten, they need to be lifted and lowered back and forth to be taken, and a fan is installed on the construction elevator for blowing and cooling, but the angle is not convenient to adjust and the blowing angle is limited.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a construction elevator with a locking function, comprising a body, a lifting self-locking mechanism is installed on the top of the body, a railing is installed on the top of the lifting self-locking mechanism, movable doors are installed on both sides of the railing through hinges and latches, an adjusting and fixing mechanism is installed on the surface of the movable door, a fan is installed on the surface of the adjusting and fixing mechanism, and a lifting mechanism is installed on the surface of the lifting self-locking mechanism;

[0007] The adjusting and fixing mechanism comprises a connecting plate, a movable rod, a circular plate, a clamping rod, a circular block, a spring, a pulling plate, a spring and a clamping hole; the lifting mechanism comprises a fixing plate, a vertical plate, a self-locking motor, a winding rod, a steel rope and a hook.

[0008] Preferably, the surface of the connecting plate is fixedly connected to the surface of the movable door, one end of the movable rod is rotatably embedded in the surface of the connecting plate through a bearing, the end of the movable rod close to the fan is fixedly connected to the surface of the fan, the clamping rod slides through one side of the connecting plate, and the round block is fixedly sleeved on the surface of one end of the clamping rod close to the round plate.

[0009] Preferably, the circular plate is fixedly sleeved on the surface of the movable rod at one end close to the fan, the spring is movablely sleeved on the surface of the clamping rod at one end close to the circular plate, one side of the pull plate is fixedly connected to the end of the clamping rod away from the circular plate, the two ends of the spring are respectively fixedly connected to the surfaces of the connecting plate and the round block, and the clamping hole is opened on the side of the circular plate away from the fan.

[0010] Preferably, there are two vertical plates, and they are fixedly connected to both sides of the top of the fixed plate, one side of the self-locking motor is fixedly connected to the right side of the right vertical plate by bolts, the rotating shaft of the self-locking motor passes through the vertical plate and is fixedly connected to the right end of the winding rod, the left end of the winding rod is rotatably embedded in the right side of the left vertical plate through a bearing, the steel rope is wound around the surface of the winding rod, and the end of the steel rope away from the winding rod is fixedly connected to the upper end of the hook.

[0011] Preferably, the lifting self-locking mechanism includes a frame, a platform and a cross plate, the bottom of the frame is fixedly connected to the top of the vehicle body, the two ends of the right side of the cross plate are rotatably connected to the frame and the inner wall of the platform through a rotating shaft respectively, the right side of the frame is fixedly connected to a servo motor through bolts, the rotating shaft of the servo motor passes through the frame and is fixedly connected to a lead screw, the surface thread sleeve of the left end of the lead screw is provided with a nut, the surface sleeve of the nut is welded with a moving block, the two ends of the left side of the cross plate are fixedly connected with short rods, the lower end of the fixed plate is fixedly connected to the top of the platform through bolts, and the top of the railing is fixedly connected to the top of the platform.

[0012] Preferably, one end at the lower left of the cross plate is rotatably connected to the surface of the moving block through a rotating shaft, and guide holes compatible with the short rod are opened on the left sides of the frame and the front and rear sides of the platform body, one end of the short rod extends to the inner cavity of the guide hole, and the left end of the screw rod is rotatably embedded in the left side of the frame through a bearing.

[0013] Preferably, a U-shaped rod is movably inserted into the top of the handrail, a shielding cloth is movably sleeved on the surface of the U-shaped rod, and mesh plates are fixedly connected to both sides of the fan.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model controls the operation of the servo motor to drive the rotation of the screw rod, and then drives the nut and the moving block to move to the right, so that the short rod moves in the guide hole, the cross plate is unfolded, and then the platform is lifted up, so that it has the advantage of being able to lift and lower, and under the effect of self-locking between the screw rod and the nut, the stability during lifting is improved, which is safer.

[0016] 2. The utility model controls the operation of the self-locking motor to drive the winding rod to rotate, pays out the steel rope, and then lowers the hook, hangs the tool or other equipment that needs to be used on the hook, controls the operation of the self-locking motor to rotate the winding rod to reel in the steel rope, thereby having the advantage of being able to easily lift and use the tool or other equipment that needs to be used, without the need to reciprocate to control the lifting and lowering of the console body for taking, and the operation is convenient and flexible.

[0017] 3. The utility model pulls the pull plate to move the clamping rod and the round block, and compresses the spring to disengage the clamping rod from the original clamping hole. After the fan rotation direction is adjusted, the pull plate is loosened, and the clamping rod is inserted into the clamping hole under the action of spring rebound, so that the round plate and the movable rod are limited and fixed, and then the fan is limited and fixed, thereby having the advantage of being able to adjust the blowing direction of the fan, effectively meeting the needs of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a partial bottom-up stereoscopic schematic diagram of the utility model;

[0020] Figure 3 It is a partially cutaway stereoscopic schematic diagram of the utility model;

[0021] Figure 4 For this utility model Figure 3 A is an enlarged schematic diagram.

[0022] In the figure: 1. vehicle body; 2. lifting self-locking mechanism; 21. frame; 22. platform; 23. cross plate; 24. servo motor; 25. screw rod; 26. nut; 27. moving block; 28. short rod; 3. railing; 4. movable door; 5. adjustment and fixing mechanism; 51. connecting plate; 52. movable rod; 53. round plate; 54. clamping rod; 55. round block; 56. spring; 57. pulling plate; 58. clamping hole; 6. fan; 7. lifting mechanism; 71. fixing plate; 72. vertical plate; 73. self-locking motor; 74. winding rod; 75. steel rope; 76. hook; 8. U-shaped rod; 9. shielding cloth; 10. mesh plate. DETAILED DESCRIPTION

[0023] See also Figure 1-Figure 4 A construction elevator with a locking function comprises a body 1, a lifting self-locking mechanism 2 is installed on the top of the body 1, a railing 3 is installed on the top of the lifting self-locking mechanism 2, movable doors 4 are installed on both sides of the railing 3 through hinges and latches, an adjusting and fixing mechanism 5 is installed on the surface of the movable door 4, a fan 6 is installed on the surface of the adjusting and fixing mechanism 5, and a lifting mechanism 7 is installed on the surface of the lifting self-locking mechanism 2;

[0024] The adjusting and fixing mechanism 5 includes a connecting plate 51, a movable rod 52, a circular plate 53, a clamping rod 54, a round block 55, a spring 56, a pulling plate 57, a spring 56 and a clamping hole 58, and the lifting mechanism 7 includes a fixing plate 71, a vertical plate 72, a self-locking motor 73, a winding rod 74, a steel rope 75 and a hook 76.

[0025] See also Figure 1 , Figure 3 and Figure 4 The surface of the connecting plate 51 is fixedly connected to the surface of the movable door 4, one end of the movable rod 52 is rotatably embedded in the surface of the connecting plate 51 through a bearing, and the end of the movable rod 52 close to the fan 6 is fixedly connected to the surface of the fan 6. By setting the movable rod 52, the fan 6 is fixed and can be rotatably adjusted. The clamping rod 54 slides through one side of the connecting plate 51, and the round block 55 is fixedly sleeved on the surface of the clamping rod 54 close to the round plate 53.

[0026] See also Figure 1 , Figure 3 and Figure 4 The circular plate 53 is fixedly sleeved on the surface of the movable rod 52 near the end of the fan 6, and the spring 56 is movably sleeved on the surface of the clamping rod 54 near the end of the circular plate 53. By setting the clamping rod 54, it is inserted into the clamping hole 58 on the circular plate 53 to limit and fix the circular plate 53, and then the movable rod 52 and the fan 6 are limited and fixed. One side of the pull plate 57 is fixedly connected to the end of the clamping rod 54 away from the circular plate 53, and the two ends of the spring 56 are fixedly connected to the surfaces of the connecting plate 51 and the round block 55 respectively. By setting the spring 56, the clamping rod 54 is stably inserted into the clamping hole 58 under the action of its elastic force, so that it will not be easily detached. The clamping hole 58 is opened on the side of the circular plate 53 away from the fan 6.

[0027] See also Figure 1 and Figure 2 There are two vertical plates 72, and they are fixedly connected to the two sides of the top of the fixed plate 71 respectively. One side of the self-locking motor 73 is fixedly connected to the right side of the vertical plate 72 on the right side by bolts. The rotating shaft of the self-locking motor 73 passes through the vertical plate 72 and is fixedly connected to the right end of the winding rod 74. By setting the self-locking motor 73, it can drive the winding rod 74 to rotate and has a self-locking function, so that the hook 76 can stay at any position during lifting. The left end of the winding rod 74 is rotatably embedded in the right side of the vertical plate 72 on the left side through a bearing. The steel rope 75 is wound around the surface of the winding rod 74, and the end of the steel rope 75 away from the winding rod 74 is fixedly connected to the upper end of the hook 76.

[0028] See also Figure 1 and Figure 2The lifting self-locking mechanism 2 includes a frame 21, a platform 22 and a cross plate 23. The bottom of the frame 21 is fixedly connected to the top of the vehicle body 1. The two ends of the right side of the cross plate 23 are rotatably connected to the inner walls of the frame 21 and the platform 22 through a rotating shaft. The right side of the frame 21 is fixedly connected to a servo motor 24 by bolts. The rotating shaft of the servo motor 24 passes through the frame 21 and is fixedly connected to a screw rod 25. A nut 26 is threadedly sleeved on the surface of the left end of the screw rod 25. A moving block 27 is welded on the surface of the nut 26. By setting the nut 26, the screw rod 25 is driven to move under the action of rotation, and then the moving block 27 is driven to move, and it has a locking effect. The two ends of the left side of the cross plate 23 are fixedly connected with short rods 28. The lower end of the fixed plate 71 is fixedly connected to the top of the platform 22 by bolts, and the top of the railing 3 is fixedly connected to the top of the platform 22.

[0029] See also Figure 1 and Figure 2 One end of the lower left side of the cross plate 23 is rotatably connected to the surface of the moving block 27 through a rotating shaft. Guide holes compatible with the short rod 28 are opened on the left sides of the front and rear sides of the frame 21 and the platform 22. By setting the guide holes, the short rod 28 is guided and limited without hindering the rotation of the cross plate 23. One end of the short rod 28 extends to the inner cavity of the guide hole, and the left end of the screw rod 25 is rotatably embedded in the left side of the frame 21 through a bearing.

[0030] See also Figure 1 and Figure 2 A U-shaped rod 8 is movably inserted at the top of the railing 3, and a shielding cloth 9 is movably sleeved on the surface of the U-shaped rod 8. By setting the U-shaped rod 8 and the shielding cloth 9, the sunlight is shielded, so that people standing on the platform 22 for construction can avoid direct sunlight. Both sides of the fan 6 are fixedly connected with mesh plates 10. By setting the mesh plates 10, both sides of the fan 6 are shielded to prevent the rotating fan blades from causing damage to the human body.

[0031] When in use, the servo motor 24 is controlled to drive the screw rod 25 to rotate, and then the nut 26 and the moving block 27 are driven to move to the right, so that the short rod 28 moves in the guide hole, the cross plate 23 is unfolded, and then the platform 22 is lifted up, and it can be lifted and lowered. Under the self-locking effect between the screw rod 25 and the nut 26, the stability during lifting and lowering is improved. The self-locking motor 73 is controlled to drive the winding rod 74 to rotate, the steel rope 75 is released, and then the hook 76 is lowered, and tools or other instruments that need to be used are hung on the hook 76, and the self-locking motor 73 is controlled to operate to make the winding rod 74 rotate. The winding rod 74 rotates to reel in the steel rope 75, which can facilitate the lifting and use of tools or other instruments that need to be used, and there is no need to reciprocate to control the lifting and lowering of the console body 22 for taking them. By pulling the pull plate 57, the clamping rod 54 and the round block 55 are moved, and the spring 56 is compressed to make the clamping rod 54 disengage from the original clamping hole 58. After the rotation direction of the fan 6 is adjusted, the pull plate 57 is loosened, and the clamping rod 54 is inserted into the clamping hole 58 under the action of the rebound of the spring 56, the round plate 53 and the movable rod 52 are limited and fixed, and then the fan 6 is limited and fixed, so that the blowing direction of the fan 6 can be adjusted.

[0032] To sum up: the construction elevator with a locking function, through the cooperation of the lifting self-locking mechanism 2, the railing 3, the movable door 4, the adjustment and fixing mechanism 5 and the lifting mechanism 7, solves the problem that if tools or other equipment needed to be used are forgotten, they need to be lifted and lowered back and forth to pick them up, and by installing a fan on the construction elevator for blowing and cooling, the angle is not convenient to adjust and the blowing angle is limited.

Claims

1. A construction elevator with a locking function, comprising a vehicle body (1), characterized in that: A lifting self-locking mechanism (2) is installed on the top of the vehicle body (1), a railing (3) is installed on the top of the lifting self-locking mechanism (2), movable doors (4) are installed on both sides of the railing (3) through hinges and latches, an adjusting and fixing mechanism (5) is installed on the surface of the movable door (4), a fan (6) is installed on the surface of the adjusting and fixing mechanism (5), and a lifting mechanism (7) is installed on the surface of the lifting self-locking mechanism (2); The adjusting and fixing mechanism (5) comprises a connecting plate (51), a movable rod (52), a circular plate (53), a clamping rod (54), a round block (55), a spring (56), a pulling plate (57), a spring (56) and a clamping hole (58); and the lifting mechanism (7) comprises a fixing plate (71), a vertical plate (72), a self-locking motor (73), a winding rod (74), a steel rope (75) and a hook (76).

2. A construction elevator with a locking function according to claim 1, characterized in that: The surface of the connecting plate (51) is fixedly connected to the surface of the movable door (4); one end of the movable rod (52) is rotatably embedded in the surface of the connecting plate (51) through a bearing; the end of the movable rod (52) close to the fan (6) is fixedly connected to the surface of the fan (6); the clamping rod (54) slides through one side of the connecting plate (51); and the round block (55) is fixedly sleeved on the surface of the clamping rod (54) close to the round plate (53).

3. The construction elevator with locking function according to claim 1, characterized in that: The circular plate (53) is fixedly sleeved on the surface of the movable rod (52) at one end close to the fan (6); the spring (56) is movably sleeved on the surface of the clamping rod (54) at one end close to the circular plate (53); one side of the pulling plate (57) is fixedly connected to the end of the clamping rod (54) away from the circular plate (53); the two ends of the spring (56) are respectively fixedly connected to the surfaces of the connecting plate (51) and the round block (55); and the clamping hole (58) is provided on the side of the circular plate (53) away from the fan (6).

4. The construction elevator with locking function according to claim 1, characterized in that: There are two vertical plates (72), which are fixedly connected to the two sides of the top of the fixed plate (71), one side of the self-locking motor (73) is fixedly connected to the right side of the vertical plate (72) on the right side by bolts, the rotating shaft of the self-locking motor (73) passes through the vertical plate (72) and is fixedly connected to the right end of the winding rod (74), the left end of the winding rod (74) is rotatably embedded in the right side of the vertical plate (72) on the left side through a bearing, the steel rope (75) is wound around the surface of the winding rod (74), and the end of the steel rope (75) away from the winding rod (74) is fixedly connected to the upper end of the hook (76).

5. The construction elevator with locking function according to claim 1, characterized in that: The lifting self-locking mechanism (2) comprises a frame (21), a platform (22) and a cross plate (23). The bottom of the frame (21) is fixedly connected to the top of the vehicle body (1). The two ends of the right side of the cross plate (23) are rotatably connected to the frame (21) and the inner wall of the platform (22) through a rotating shaft. The right side of the frame (21) is fixedly connected to a servo motor (24) through bolts. The rotating shaft of the servo motor (24) passes through the frame (21) and is fixedly connected to a screw rod (25). A nut (26) is threadedly sleeved on the surface of the left end of the screw rod (25). A moving block (27) is sleeved and welded on the surface of the nut (26). Both ends of the left side of the cross plate (23) are fixedly connected to short rods (28). The lower end of the fixed plate (71) is fixedly connected to the top of the platform (22) through bolts. The top of the handrail (3) is fixedly connected to the top of the platform (22).

6. A construction elevator with a locking function according to claim 5, characterized in that: One end of the lower left side of the cross plate (23) is rotatably connected to the surface of the moving block (27) via a rotating shaft. The left sides of the front and rear sides of the frame (21) and the platform (22) are both provided with guide holes adapted to the short rod (28). One end of the short rod (28) extends to the inner cavity of the guide hole. The left end of the screw rod (25) is rotatably embedded in the left side of the frame (21) via a bearing.

7. The construction elevator with locking function according to claim 1, characterized in that: A U-shaped rod (8) is movably inserted at the top of the handrail (3), a shielding cloth (9) is movably sleeved on the surface of the U-shaped rod (8), and mesh plates (10) are fixedly connected to both sides of the fan (6).

Images