Lifting device with protection mechanism

Abstract

The utility model discloses a lifting device with a protection mechanism, which comprises a mounting plate, a sling wheel, a switch, a handle, a clasping cylinder, a brake pad and a brake disc, a sling ring is fixed with a hanging ring on a waist bandage, and a motor drives the sling wheel to rotate to pull a steel wire rope to realize lifting of a user. The brake discs are arranged on the end faces of the two sides of the sling wheel, the brake pads are arranged at the side ends of the brake discs on the sling wheel, the holding air cylinders are adjusted to make the brake pads make contact with the brake discs, the rotating speed of the sling wheel can be adjusted by adjusting the friction force between the brake pads and the brake discs, and therefore a user is prevented from rising or falling too fast; the safety in the lifting process is ensured, the illuminating lamp can be started by pressing down the switch, illumination can be conveniently conducted through the illuminating lamp during high-altitude shady face construction or night construction, the rotating plate is movably arranged on the handle in a sleeving mode, a user can conveniently adjust the illumination area of the illuminating lamp, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of aerial work, in particular to a lifting device provided with a protection mechanism. Background Art

[0002] During the exterior wall construction process, workers need to wear a special safety rope for high-altitude work. Above the safety rope is a rope that is wrapped around the sling wheel above.

[0003] The Chinese patent with the existing authorization announcement number CN218715338U discloses a high-altitude lighting construction sling wheel with adjustable length, including a wall and a sling wheel, a support plate is provided on the upper right end surface of the wall, a motor is provided on the bottom end surface of the support plate, a threaded rod is provided at the end of the output shaft of the motor, a slideway is provided inside the right end surface of the wall, a slide rod is slidably connected inside the slideway, the other end of the slide rod is provided with a first threaded sleeve and a second threaded sleeve, the outer sides of the two threaded sleeves are rotatably connected with one end of a connecting rod, the other end of the connecting rod is provided with a second fixed plate, the right end of the second fixed plate is provided with a first fixed plate, and the right end of the first fixed plate is provided with a sling wheel. In the utility model, the threaded rod, the connecting rod and the second fixed plate are provided, the output shaft end of the motor is used to drive the threaded rod to rotate, the threaded rod drives the two threaded sleeves to move, and then drives the connecting rod to rotate, and then pushes the second fixed plate, the first fixed plate and the sling wheel, so as to solve the problem that the length of the sling wheel cannot be adjusted during construction.

[0004] The disadvantages of the above-mentioned existing technical solutions are that: there is no safety speed limiting mechanism on the sling wheel. Once a failure occurs during the descent of the sling wheel, the descent speed will be uncontrollable, and there is still room for improvement in safety. Utility Model Content

[0005] The purpose of the utility model is to provide a lifting device with a protective mechanism to solve the problem that in the prior art, no safety speed limiting mechanism is provided on the sling wheel, and once a failure occurs during the descent of the sling wheel, the descent speed will be uncontrollable, and there is still a certain room for improvement in safety.

[0006] The technical problem to be solved by the utility model can be achieved through the following technical solutions:

[0007] A lifting device provided with a protective mechanism, comprising:

[0008] A mounting plate is fixedly connected to a sling wheel bracket, a sling wheel is rotatably arranged on the sling wheel bracket, a motor is fixedly connected to the sling wheel bracket, a driving end of the motor is coaxially arranged with the sling wheel, a steel wire rope is wound around the sling wheel, and brake discs are fixedly connected to the end surfaces on both sides of the sling wheel;

[0009] Brake pads are arranged on the side ends of the brake disc on the sling wheel, the brake pads are symmetrically arranged, and a mounting support plate is fixedly connected to the mounting plate. A support plate is symmetrically arranged and fixedly connected to the mounting support plate. A clamping cylinder is arranged on the support plate, and a telescopic rod is fixedly connected to the driving end of the clamping cylinder, and the brake pads are fixedly connected to the telescopic rod.

[0010] As a further solution of the utility model: the two ends of the sling wheel are coaxially fixedly connected with a rotating shaft, the sling wheel is rotatably connected to the sling wheel bracket through the rotating shaft, the driving end of the motor is coaxially fixedly connected with the driving shaft, and the driving shaft of the motor is coaxially fixedly connected with the rotating shaft of the sling wheel.

[0011] As a further solution of the utility model: one end of the steel wire rope is fixedly connected to the sling wheel, and the other end of the steel wire rope is fixedly connected to the socket block.

[0012] As a further solution of the utility model: a switch is fixedly connected to the socket block, a handle is arranged below the socket block, both ends of the handle are fixedly connected to limit plates, the socket block is fixedly connected to the limit plate at the upper end of the handle, a connecting wire rope is fixedly connected to the limit plate at the lower end of the handle, and a rotating plate is movably provided on both ends of the handle.

[0013] As a further solution of the utility model: the two rotating plates are fixedly connected with fixed plates, the fixed plates are fixedly connected with lighting lamps, and the lower end of the connecting wire rope is fixedly connected with a sling ring.

[0014] As a further solution of the utility model: the switch is electrically connected to the lighting lamp.

[0015] Beneficial effects of the utility model:

[0016] 1. When the utility model is in use, the sling ring is fixed to the hanging ring on the waist strap, and the motor drives the sling wheel to rotate and pull the wire rope to realize the lifting of the user. By arranging brake discs on the end faces of both sides of the sling wheel, the brake pads are arranged on the side ends of the brake discs on the sling wheel, and the clamping cylinder is adjusted to make the brake pads contact with the brake discs. The friction between the brake pads and the brake discs can be adjusted to adjust the rotation speed of the sling wheel, thereby preventing the user from rising or falling too quickly, and ensuring the safety during the lifting process;

[0017] 2. During the lifting process of the utility model, the user can hold the handle to maintain balance during the lifting process. Both ends of the handle are movably provided with a rotating plate, and the two rotating plates are fixedly connected with a fixed plate, and the fixed plate is fixedly connected with a lighting lamp. The switch is arranged above the handle and the switch and the lighting lamp are electrically connected. The lighting lamp can be started by pressing the switch, which is convenient for lighting with the lighting lamp during construction on the shady side of the high altitude or construction at night. The rotating plate is movably provided on the handle, which is convenient for the user to adjust the lighting area of ​​the lighting lamp, and it is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings.

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the utility model from top view;

[0021] Figure 3 The utility model is a schematic diagram of the connection relationship between the handle, the limit plate, the rotating plate, the fixing plate, the lighting lamp and the connecting wire rope.

[0022] In the figure: 1. Mounting plate; 2. Reinforcement plate 1; 3. Lifting rope pulley bracket; 4. Motor; 5. Lifting rope pulley; 6. Wire rope; 7. Socket block; 8. Switch; 9. Handle; 10. Limiting plate; 11. Turntable; 12. Fixing plate; 13. Lighting lamp; 14. Connecting wire rope; 15. Lifting rope ring; 16. Mounting support plate; 17. Support plate; 18. Holding cylinder; 19. Brake pad; 20. Brake disc; 21. Reinforcement plate 2. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] like Figure 1-Figure 3 As shown, a lifting device provided with a protective mechanism comprises a mounting plate 1 and a brake pad 19, a sling wheel bracket 3 is fixedly connected to the mounting plate 1, a sling wheel 5 is rotatably arranged on the sling wheel bracket 3, a motor 4 is fixedly connected to the sling wheel bracket 3, a driving end of the motor 4 is coaxially arranged with the sling wheel 5, a steel wire rope 6 is wound around the sling wheel 5, brake discs 20 are fixedly connected to the end surfaces of both sides of the sling wheel 5, brake pads 19 are arranged on the side ends of the brake discs 20 on the sling wheel 5, the brake pads 19 are symmetrically arranged, a mounting support plate 16 is fixedly connected to the mounting plate 1, a support plate 17 is symmetrically arranged and fixedly connected to the mounting support plate 16, a clamping cylinder 18 is arranged on the support plate 17, a telescopic rod is fixedly connected to the driving end of the clamping cylinder 18, and the brake pad 19 is fixedly connected to the telescopic rod.

[0025] A reinforcing plate 2 is fixedly connected to the mounting plate 1 to enhance the structural strength of the device. Both ends of the sling wheel 5 are coaxially fixedly connected with a rotating shaft. The sling wheel 5 is rotatably connected to the sling wheel bracket 3 through the rotating shaft. The driving end of the motor 4 is coaxially fixedly connected with the driving shaft, and the driving shaft of the motor 4 is coaxially fixedly connected to the rotating shaft of the sling wheel 5. One end of the wire rope 6 is fixedly connected to the sling wheel 5, and the other end of the wire rope 6 is fixedly connected with a socket block 7, and a switch 8 is fixedly connected to the socket block 7. A handle 9 is provided below the socket block 7. Both ends of the handle 9 are fixedly connected to a limit plate 10, and the socket block 7 is fixedly connected to the limit plate 10 at the upper end of the handle 9. A connecting wire rope 14 is fixedly connected to the limit plate 10 at the lower end of the handle 9. A rotating plate 11 is movably sleeved on both ends of the handle 9, and a fixing plate 12 is fixedly connected to the two rotating plates 11. A lighting lamp 13 is fixedly connected to the fixing plate 12, and a sling ring 15 is fixedly connected to the lower end of the connecting wire rope 14.

[0026] In some specific implementation schemes, a reinforcing plate 21 is fixedly connected between the mounting plate 1 and the mounting support plate 16 to enhance the connection strength between the mounting plate 1 and the mounting support plate 16 .

[0027] In some specific embodiments, the switch 8 is electrically connected to the lighting lamp 13 .

[0028] In order to facilitate the understanding of the embodiments of this solution by those skilled in the art, the working principle of this solution is briefly described in combination with specific application scenarios:

[0029] When in use, the sling ring 15 is fixed to the hanging ring on the waist strap, and the motor 4 drives the sling wheel 5 to rotate and pull the wire rope 6 to realize the lifting of the user. By arranging brake discs 20 on the end faces of both sides of the sling wheel 5, brake pads 19 are arranged on the side ends of the brake discs 20 on the sling wheel 5, and the clamping cylinder 18 is adjusted to make the brake pads 19 contact with the brake discs 20. The friction between the brake pads 19 and the brake discs 20 can be adjusted to adjust the rotation speed of the sling wheel 5, thereby preventing the user from rising or falling too quickly, ensuring the safety during the lifting process, and preventing the user from falling or rising too quickly. In the process, the user can hold the handle 9 to maintain balance during the lifting process. Both ends of the handle 9 are movably provided with a rotating plate 11, and the two rotating plates 11 are fixedly connected to the fixed plates 12, and the fixed plates 12 are fixedly connected to the lighting lamp 13. The switch 8 is arranged above the handle 9 and the switch 8 is electrically connected to the lighting lamp 13. The lighting lamp 13 can be started by pressing the switch 8, which is convenient for lighting through the lighting lamp 13 when constructing on the shady side of the high altitude or at night. The rotating plate 11 is movably sleeved on the handle 9, which is convenient for the user to adjust the lighting area of ​​the lighting lamp 13, making it more convenient to use.

[0030] Several embodiments of the utility model are described in detail above, but the embodiments of the utility model are not limited thereto and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A lifting device provided with a protective mechanism, characterized in that: include: A mounting plate (1), a sling wheel bracket (3) is fixedly connected to the mounting plate (1), a sling wheel (5) is rotatably arranged on the sling wheel bracket (3), a motor (4) is fixedly connected to the sling wheel bracket (3), a driving end of the motor (4) is coaxially arranged with the sling wheel (5), a steel wire rope (6) is wound around the sling wheel (5), and brake discs (20) are fixedly connected to the end surfaces on both sides of the sling wheel (5); The brake pad (19) is arranged on the side end of the brake disc (20) on the sling wheel (5), the brake pad (19) is symmetrically arranged, the mounting plate (1) is fixedly connected with a mounting support plate (16), the mounting support plate (16) is symmetrically arranged and fixedly connected with a support plate (17), the support plate (17) is provided with a clamping cylinder (18), the driving end of the clamping cylinder (18) is fixedly connected with a telescopic rod, and the brake pad (19) is fixedly connected to the telescopic rod.

2. A lifting device with a protective mechanism according to claim 1, characterized in that: The two ends of the sling wheel (5) are coaxially fixedly connected with a rotating shaft, the sling wheel (5) is rotatably connected to the sling wheel bracket (3) via the rotating shaft, the driving end of the motor (4) is coaxially fixedly connected with a driving shaft, and the driving shaft of the motor (4) is coaxially fixedly connected with the rotating shaft of the sling wheel (5).

3. A lifting device with a protective mechanism according to claim 1, characterized in that: One end of the steel wire rope (6) is fixedly connected to the sling wheel (5), and the other end of the steel wire rope (6) is fixedly connected to a socket block (7).

4. A lifting device with a protective mechanism according to claim 1, characterized in that: A switch (8) is fixedly connected to the sleeve block (7), a handle (9) is arranged below the sleeve block (7), both ends of the handle (9) are fixedly connected to limit plates (10), the sleeve block (7) is fixedly connected to the limit plate (10) at the upper end of the handle (9), a connecting wire rope (14) is fixedly connected to the limit plate (10) at the lower end of the handle (9), and a rotating plate (11) is movably sleeved on both ends of the handle (9).

5. A lifting device with a protective mechanism according to claim 4, characterized in that: The two rotating plates (11) are both fixedly connected with a fixing plate (12), the fixing plate (12) is fixedly connected with a lighting lamp (13), and the lower end of the connecting wire rope (14) is fixedly connected with a sling ring (15).

6. A lifting device with a protective mechanism according to claim 1, characterized in that: The switch (8) is electrically connected to the lighting lamp (13).

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