CN217051222U

CN217051222U - Tower crane safety device

Info

Publication number: CN217051222U
Application number: CN202220884996.7U
Authority: CN
Inventors: 李伟东; 梁春革
Original assignee: Guangxi Special Equipment Inspection and Research Institute
Current assignee: Guangxi Special Equipment Inspection and Research Institute
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-07-26
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a tower crane safety device in the tower crane field, which comprises a first bracket, wherein a bottom plate is fixedly arranged on the front side of the first bracket, a man carrying ladder is placed on the top of the bottom plate, a second bracket is fixedly arranged on the top of the first bracket, a third bracket is fixedly arranged on the top of the second bracket, and a motor is arranged on one side of the third bracket; through the first support, the second support, the third support, the cooperation of manned ladder and motor isotructure, protect the user, replace and tie up the mode of safety rope to the climbing of tower crane control room, the user is in the manned ladder, the time of upwards climbing has been saved, also can prevent to fall down from the ladder, it is spacing to the manned ladder through the slider, increase its stability, can in time fix the manned ladder through the locking ware, increase the device's security, when the manned ladder breaks down, the user can leave along climbing the pole, convenient quick rescue.

Description

Tower crane safety device

Technical Field

The utility model relates to a tower crane field specifically is a tower crane safety device.

Background

The tower crane is a tower crane for short, and is also called a tower crane, a movable arm is arranged on a rotary crane on the upper part of a high-rise tower body, the operation space is large, the rotary crane is mainly used for vertical and horizontal conveying of materials and installation of building components in building construction, the rotary crane is composed of a metal structure, a working mechanism and an electrical system, the metal structure comprises the tower body, the movable arm, a base and the like, the working mechanism is provided with four parts of lifting, amplitude changing, rotating and traveling, and the electrical system comprises a motor, a controller, a power distribution cabinet, a connecting circuit, a signal and lighting device and the like.

When a traditional worker goes to a tower crane control room, the worker generally fastens a safety rope and climbs upwards, and the mode not only consumes physical strength, but also has potential safety hazards and has certain defects, so that the worker in the field provides a tower crane safety protection device to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tower crane safety device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the ladder comprises a first support, a bottom plate is fixedly arranged on the front side of the first support, a manned ladder is placed on the top of the bottom plate, a second support is fixedly arranged on the top of the first support, a third support is fixedly arranged on the top of the second support, a motor is arranged on one side of the third support, a shaft lever is welded on an output shaft of the motor, one side of the shaft lever penetrates through the third support and extends to the outside to be rotatably connected with one side of an inner cavity of the third support, rollers are fixedly arranged on two sides of the surface of the shaft lever, a steel wire rope is wound in an inner cavity of each roller, the bottom of each steel wire rope is fixedly arranged on the top of the manned ladder, a climbing rod is fixedly arranged in an inner cavity of the second support, sliding grooves are formed in the front sides of the first support, the second support and the third support, a sliding piece is connected to the inner cavity of the sliding grooves in a sliding manner, and the front side of the sliding piece is fixedly arranged on the back side of the manned ladder, the inner cavity of the sliding groove is connected with a locking device in a sliding mode, the side, located on the sliding part, of the inner cavity of the sliding groove is fixedly installed on the back face of the manned ladder, and the front face of the locking device is fixedly installed on the back face of the manned ladder.

As a further aspect of the present invention: and a casing is fixedly arranged on one side of the third support, and the bottom of the motor is fixedly arranged with the bottom of the inner cavity of the casing.

As a further aspect of the present invention: the surface fixed mounting of third support has the snubber block, the snubber block sets up for corresponding with the manned ladder.

As a further aspect of the present invention: the equal fixed mounting in the back of first support, second support and third support has the mounting panel, the surface trompil of mounting panel, the inner chamber joint installation screw of through-hole.

As a further aspect of the present invention: the all sliding connection in both sides has the sliding door around the manned ladder, the rectangle mouth has been seted up on the surface of sliding door, the inner chamber of rectangle mouth inlays and is equipped with the transparent plate.

As a further aspect of the present invention: the all fixed mounting in both sides at manned ladder inner chamber top has the diaphragm, the inboard fixed mounting of diaphragm has damping spring, the bottom fixed mounting of diaphragm has the handle.

As a further aspect of the present invention: the safety air bags are fixedly mounted on two sides of the bottom of the inner cavity of the manned ladder and are arranged corresponding to the transverse plates.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through first support, the second support, the third support, the cooperation of manned ladder and motor isotructure, protect the user, replace to tie up the mode of safety rope to the climbing of tower crane control room, the user is in the manned ladder, the time of upwards climbing has been saved, also can prevent to fall down from the ladder, it is spacing to the manned ladder through the slider, increase its stability, can in time fix the manned ladder through the locking ware, increase the device's security, when the manned ladder breaks down, the user can leave along the climbing rod, convenient quick rescue.

2. The utility model discloses in, support the motor through the casing, protect it simultaneously, reduce the power of vibration that manned ladder reachd through the snubber block, improve user's travelling comfort, through mounting panel and installation screw, fix the device on the tower crane who corresponds, increase its steadiness, be convenient for open and close the manned ladder through pushing away the door, the condition of manned ladder outside can be seen clearly to the transparent plate, through the diaphragm, the setting of damping spring and handle, when meeting danger, the user can grasp the handle, elasticity through damping spring, reduce the power of vibration, play certain guard action, if the accident appears in manned ladder, fall downwards, air bag bounces, through cooperating with diaphragm and damping spring, reduce user's the power of vibration, and then protect the user.

Drawings

Fig. 1 is a schematic structural perspective view of the present invention;

FIG. 2 is a schematic sectional view of the manned ladder in front view;

fig. 3 is a partial perspective view of the first bracket and the locking device of the present invention;

FIG. 4 is a schematic perspective view of the structure of the motor and the housing of the present invention;

fig. 5 is a partial enlarged view of a structure a in fig. 1 according to the present invention.

In the figure: 1. a first bracket; 2. a base plate; 3. a manned ladder; 4. a second bracket; 5. a third support; 6. a motor; 7. a shaft lever; 8. a roller; 9. a wire rope; 10. climbing a pole; 11. a slider; 12. a lock; 13. a housing; 14. a damper block; 15. mounting a plate; 16. mounting screws; 17. pushing the door; 18. a transparent plate; 19. a transverse plate; 20. a damping spring; 21. an air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a safety device for a tower crane includes a first support 1, a bottom plate 2 is fixedly installed on a front surface of the first support 1, a man-carrying ladder 3 is placed on a top of the bottom plate 2, a second support 4 is fixedly installed on a top of the first support 1, a third support 5 is fixedly installed on a top of the second support 4, a motor 6 is disposed on one side of the third support 5, a shaft 7 is welded to an output shaft of the motor 6, one side of the shaft 7 penetrates the third support 5 and extends to an outside to be rotatably connected to one side of an inner cavity of the third support 5, rollers 8 are fixedly installed on both sides of a surface of the shaft 7, a wire rope 9 is wound around an inner cavity of the rollers 8, a bottom of the wire rope 9 is fixedly installed on a top surface of the man-carrying ladder 3, a climbing rod 10 is fixedly installed in an inner cavity of the second support 4, sliding grooves are formed on front surfaces of the first support 1, the second support 4 and the third support 5, the inner cavity of the chute is connected with a sliding part 11 in a sliding manner, the front surface of the sliding part 11 is fixedly installed with the back surface of the manned ladder 3, one side of the inner cavity of the chute, which is positioned on the sliding part 11, is connected with a locking device 12 in a sliding manner, and the front surface of the locking device 12 is fixedly installed with the back surface of the manned ladder 3.

Wherein, one side fixed mounting of third support 5 has casing 13, and motor 6's bottom and the bottom fixed mounting of casing 13 inner chamber support motor 6 through casing 13, protect it simultaneously.

Wherein, the fixed surface of third support 5 installs snubber block 14, and snubber block 14 and manned ladder 3 are for corresponding the setting, reduce the shaking force that manned ladder 3 arrived to the top through snubber block 14, improve user's travelling comfort.

The mounting plates 15 are fixedly mounted on the back faces of the first support 1, the second support 4 and the third support 5, through holes are formed in the surfaces of the mounting plates 15, the inner cavities of the through holes are clamped with the mounting screws 16, and the device is fixed on the corresponding tower crane through the mounting plates 15 and the mounting screws 16, so that the stability of the device is improved.

Wherein, the equal sliding connection in both sides has sliding door 17 around manned ladder 3, and rectangular mouth has been seted up on sliding door 17's surface, and rectangular mouth's inner chamber inlays and is equipped with transparent plate 18, is convenient for open and close manned ladder 3 through sliding door 17, and the condition outside manned ladder 3 can be seen clearly to transparent plate 18.

Wherein, the both sides at manned ladder 3 inner chamber top all fixed mounting have diaphragm 19, and the inboard fixed mounting of diaphragm 19 has damping spring 20, and the bottom fixed mounting of bottom diaphragm 19 has the handle, through the setting of diaphragm 19, damping spring 20 and handle, when meeting danger, the user can grasp the handle, through damping spring 20's elasticity, reduces the power of shaking, plays certain guard action.

Wherein, the equal fixed mounting in both sides of 3 inner chamber bottoms of manned ladder has air bag 21, and air bag 21 sets up for corresponding with diaphragm 19, if the accident appears in manned ladder 3, falls downwards, and air bag 21 pops open, through cooperating with diaphragm 19 and damping spring 20, reduces user's atress, and then protects the user.

The working principle is as follows: the device protects a user by matching structures such as a first support 1, a second support 4, a third support 5, a manned ladder 3 and a motor 6, replaces a mode of tying a safety rope to climb a tower crane control room, when the device is used, the user enters the manned ladder 3 to close a push door 17, the motor 6 is opened through an external controller, an output shaft of the motor 6 drives a shaft lever 7 to rotate, the shaft lever 7 drives a roller 8 to rotate, the roller 8 rotates to drive a steel wire rope 9 to fold up and drive the manned ladder 3 to move upwards, the user saves the time of climbing upwards in the manned ladder 3 and can also prevent the ladder from falling down, the manned ladder 3 is limited through a sliding piece 11, the stability of the device is improved, the manned ladder 3 can be fixed in time through a locking device 12, the safety of the device is improved, when the manned ladder 3 breaks down, the user can leave along a climbing rod 10, the rescue is convenient and quick.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tower crane safety device, includes first support (1), its characterized in that: the front surface of the first support (1) is fixedly provided with a bottom plate (2), the top of the bottom plate (2) is provided with a manned ladder (3), the top of the first support (1) is fixedly provided with a second support (4), the top of the second support (4) is fixedly provided with a third support (5), one side of the third support (5) is provided with a motor (6), an output shaft of the motor (6) is welded with a shaft lever (7), one side of the shaft lever (7) penetrates through the third support (5) and extends to the outside to be rotatably connected with one side of an inner cavity of the third support (5), two sides of the surface of the shaft lever (7) are fixedly provided with rolling wheels (8), an inner cavity of each rolling wheel (8) is wound with a steel wire rope (9), the bottom of each steel wire rope (9) is fixedly installed with the top of the manned ladder (3), and an inner cavity of the second support (4) is fixedly provided with a climbing rod (10), the front of first support (1), second support (4) and third support (5) has all seted up the spout, the inner chamber sliding connection of spout has slider (11), the front of slider (11) and the back fixed mounting of manned ladder (3), the inner chamber of spout and the one side sliding connection that is located slider (11) have locking ware (12), the front of locking ware (12) and the back fixed mounting of manned ladder (3).

2. The tower crane safety protection device according to claim 1, wherein: and a casing (13) is fixedly mounted on one side of the third support (5), and the bottom of the motor (6) is fixedly mounted with the bottom of the inner cavity of the casing (13).

3. The safety protection device for the tower crane according to claim 1, wherein: the surface fixed mounting of third support (5) has snubber block (14), snubber block (14) and manned ladder (3) are for corresponding the setting.

4. The tower crane safety protection device according to claim 1, wherein: the equal fixed mounting in the back of first support (1), second support (4) and third support (5) has mounting panel (15), the surface trompil of mounting panel (15), the inner chamber joint installation screw (16) of through-hole.

5. The tower crane safety protection device according to claim 1, wherein: the all sliding connection in both sides has sliding door (17) around manned ladder (3), the rectangle mouth has been seted up on sliding door (17)'s surface, the inner chamber of rectangle mouth inlays and is equipped with transparent plate (18).

6. The safety protection device for the tower crane according to claim 1, wherein: the equal fixed mounting in both sides at manned ladder (3) inner chamber top has diaphragm (19), the inboard fixed mounting of diaphragm (19) has damping spring (20), the bottom fixed mounting of diaphragm (19) has the handle.

7. The safety protection device for the tower crane according to claim 6, wherein: the equal fixed mounting in both sides of manned ladder (3) inner chamber bottom has air bag (21), air bag (21) and diaphragm (19) are for corresponding the setting.