CN209853600U - Steel wire rope type miniature climbing assisting system of tower crane - Google Patents
Steel wire rope type miniature climbing assisting system of tower crane Download PDFInfo
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- CN209853600U CN209853600U CN201920580041.0U CN201920580041U CN209853600U CN 209853600 U CN209853600 U CN 209853600U CN 201920580041 U CN201920580041 U CN 201920580041U CN 209853600 U CN209853600 U CN 209853600U
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- tower crane
- wire rope
- steel wire
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Abstract
The utility model discloses a miniature system of climbing that helps of tower crane wire rope formula, including tower crane and the system of climbing that helps of setting in tower crane, characterized by: the climbing assisting system comprises a power mechanism, a safety protection mechanism, a frame mechanism, a steel wire rope, a guide rail mechanism and an electric control mechanism, wherein the power mechanism is respectively connected with the safety protection mechanism and the electric control mechanism, the electric control mechanism and the safety protection mechanism are connected with the guide rail mechanism and the frame mechanism through the steel wire rope, the guide rail mechanism is respectively connected with the frame mechanism and a standard section cross web member of the tower crane, and the frame mechanism can slide up and down in the tower crane through the guide rail mechanism. The system can reduce the manufacturing cost of the climbing assisting system, reduce the installation difficulty, simplify the installation process, reduce the risk of safety accidents in the climbing process, reduce the climbing intensity, improve the labor efficiency, improve the frequency of equipment maintenance and inspection, and further improve the service life of equipment.
Description
Technical Field
The invention relates to the field of constructional engineering machinery, in particular to a steel wire rope type micro climbing assisting system of a tower crane.
Background
The tower crane is a vital construction machine in various high-rise construction processes, a driver is required to climb a ladder to a cab at the top of equipment for operation, the cab in the conventional tower crane with independent height is about 40 meters, and the height can reach 140 meters or more than 200 meters after the equipment is installed and jacked. In order to operate, inspect and maintain equipment, drivers, inspectors and related maintenance personnel all inevitably carry out high-intensity climbing operation, not only has high labor intensity and high risk and low efficiency, but also is not beneficial to the daily maintenance, inspection and maintenance of the equipment, especially in cold and severe summer weather, the physical strength of workers is easy to be overdrawn, and climbing operation is carried out after a ladder and a steel structure are wet and slippery in rainy days, and the risk is serious and the potential safety hazard is huge.
Therefore, the applicant of the present application previously applied for a rack and pinion type micro climbing assistance system of a tower crane and a protection system thereof, publication No. CN108975182A, the system mainly adopts a driving motor to drive a gear, and realizes lifting through the meshing of the gear and a rack; the anti-falling function is realized by clamping the anti-falling device on a rack, and the rack is fixed in the center of the pedal rod. The climbing assisting system with the structure has the problems of high manufacturing requirement of a gear and a rack, heavy weight, complex mounting process, high mounting difficulty and high cost.
Disclosure of Invention
The invention aims to solve the problem that the physical consumption of related personnel such as tower crane operating personnel, inspection personnel and maintenance personnel is too large in the climbing process at present, and provides a steel wire rope type micro climbing assisting system for a tower crane.
The technical scheme for realizing the purpose of the invention is as follows:
the utility model provides a miniature system of climbing that helps of tower crane wire rope formula, includes tower crane and the system of climbing that helps of setting in tower crane, is different with prior art:
the climbing assisting system comprises a power mechanism, a safety protection mechanism, a frame mechanism, a steel wire rope, a guide rail mechanism and an electric control mechanism, wherein the power mechanism is respectively connected with the safety protection mechanism and the electric control mechanism, the electric control mechanism and the safety protection mechanism are connected with the guide rail mechanism and the frame mechanism through the steel wire rope, the guide rail mechanism is respectively connected with the frame mechanism and a standard section cross web member of the tower crane, and the frame mechanism can slide up and down in the tower crane through the guide rail mechanism.
The power mechanism is arranged at the top of the climbing assisting system, a motor assembly is arranged in the power mechanism and connected with the electric control mechanism, the power mechanism is connected with the upper end of the steel wire rope through a driving winding drum, the lower end of the steel wire rope is connected with the safety protection mechanism through a steel wire rope deviation corrector, and the steel wire rope deviation corrector is arranged on a ladder stand guide rail frame of the guide rail mechanism.
The safety protection mechanism comprises electrical protection and mechanical protection, and comprises a fault phase protection device, a travel limit switch, a limit switch, an anti-falling protection device, a manual release device, a remote controller locking protection switch, an overload protection device and an emergency stop switch, wherein the anti-falling protection device is arranged on the trolley frame, the travel limit switch and the limit switch are arranged on a shell of the reel set, and the overload protection device is connected with the steel wire rope.
Safety protection mechanism still has decompression protect function, anti-tilt protect function, motor overload protection function and overcurrent protect function, wherein: the no-voltage protection function is realized through electronic components, the anti-tipping protection function is realized through an upper wheel train and a lower wheel train, the overload protection is realized through a relay, and the over-current protection can be realized through a fuse, which is the prior art.
The frame mechanism comprises a trolley frame, a movable handrail, a protective screen, a traveling wheel and a pedal assembly, the pedal assembly and the movable handrail are respectively connected with the trolley frame, and an electric control mechanism is fixedly connected to the movable handrail.
The guide rail mechanism is composed of a guide rail frame, a walking rail and an anti-falling rail, the guide rail frame is composed of upright columns on two sides and a ladder stand foot bar in the middle, the guide rail frame is fixedly connected with a standard section cross web member of the tower crane, the anti-falling rail is fixedly connected with the ladder stand foot bar of the guide rail frame, the walking rail is fixedly connected with the anti-falling rail, and the trolley frame is slidably connected with the walking rail.
Electric control mechanism includes the cable, the cable collector, the electric cabinet, control the box, the remote control receiver, the remote controller, the rope arranger, supply cable, driving motor, the driving motor stopper, the driving motor fastener, machine controller and 220V alternating current socket, the cable respectively with machine controller, control the box and be connected, the cable collector, the electric cabinet is fixed respectively on the trolley frame, it passes through the bolt fastening on the activity handrail to control the box, the rope arranger, upper and lower stroke stopper sets up respectively on the reel shell, supply cable, driving motor hangs on the suspended beam through the driving motor fastener, driving motor and driving motor stopper link as an organic whole, the remote control receiver, 220V alternating current socket is installed respectively on controlling the box.
The invention has the beneficial effects that:
1. the problem that the physical power consumption is too large in the climbing process of the tower crane operation personnel, the inspection personnel, the maintenance personnel and other related personnel at present is solved, the risk of safety accidents in the climbing process is reduced, the climbing intensity is reduced, the labor efficiency is improved, the frequency of equipment maintenance and inspection is improved, and the service life of equipment is further prolonged;
2. the portable small articles can be carried by people or transported, the daily life requirements of related personnel, particularly drivers are met, and an efficient, safe and convenient solution is provided for users;
3. the transportation scheme for solving the problem that people or carried objects need to be lifted in industrial warehouses, various buildings and structures is provided;
4. the problems of high manufacturing and mounting cost, high mounting process difficulty and low mounting and dismounting efficiency in the prior art and products are solved.
Drawings
FIG. 1 is a schematic diagram of the operation of a climbing assistance system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a climb assist system according to an embodiment of the present invention;
FIG. 3 is an enlarged view taken at the point I in FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at point II;
FIG. 5 is an enlarged view of FIG. 2 at III;
FIG. 6 is an enlarged view of the point IV in FIG. 2.
In the figure: 1. the anti-falling device comprises a tower crane 2, a climbing assisting system 2-1, a ladder stand guide rail frame 2-2, a tower crane standard section cross web member 2-3, bolt fasteners 2-4, a pedal assembly 2-5, a trolley frame 2-6, a movable handrail 2-7, a control box 2-8, a travelling wheel 2-9, an anti-falling safety device 2-10, an overload sensing pin 2-11, a limit switch 2-12, a rope arranger 2-13, an upper and lower stroke limiter 2-14, a suspension beam 2-15, a power supply cable 2-16, a driving motor 2-17, a driving motor brake 2-18, a steel wire rope 2-19, a steel wire rope rectifier 2-20, a control cable 2-21, a control cable 2-22, an electric cabinet 2-23 and an anti-falling rail collector 2-24. The power mechanism fastener 2-25, the remote control receiver 2-26.220V alternating current socket 2-27, the movable handrail pin shaft 2-28, the remote controller 2-29 and the walking track.
Detailed Description
The invention is further illustrated, but not limited, by the following examples and the accompanying drawings.
Example (b):
as shown in fig. 1-6, a steel wire rope type micro climbing assisting system of a tower crane comprises a tower crane 1 and a climbing assisting system 2 arranged in the tower crane 1, wherein the climbing assisting system 2 comprises a power mechanism, a safety protection mechanism, a frame mechanism, steel wire ropes 2-18, a guide rail mechanism and an electric control mechanism, the power mechanism is respectively connected with the safety protection mechanism and the electric control mechanism, the electric control mechanism and the safety protection mechanism are respectively connected with the guide rail mechanism and the frame mechanism through the steel wire ropes 2-18, and the guide rail mechanism is respectively fixedly connected with the frame mechanism and a standard joint cross web member 2-2 of the tower crane. The guide rail frame 2-1 is fixedly connected with a standard section cross web member 2-2 of the tower crane through a bolt fastener 2-3; the pedal assembly 2-4 is welded or hinged with the trolley frame 2-5; the movable handrail 2-6 is hinged with the trolley frame 2-6; the control box 2-7 is fixed on the movable handrail 2-6 through bolts; the travelling wheels 2-8 and the anti-falling safety devices 2-9 are arranged on the trolley frame 2-5; the overload sensing pin 2-10 is connected with the steel wire rope 2-18; the limit switch 2-11 and the rope guider 2-12 are arranged on the winding drum shell; the upper and lower stroke limiters 2-13 are arranged on the drum shell, and the suspension beams 2-14 are connected with the standard knot 1 of the tower crane through bolts; the power supply cables 2-15 are connected with a power supply and driving motors 2-16, and the driving motors 2-16 and the winding drum are hung on the suspension beams 2-14 together; the driving motor brake 2-17 and the driving motor 2-16 are connected into a whole; the steel wire rope 2-18 is connected with the winding drum and the overload sensing pin 2-10; the steel wire rope deviation rectifier 2-19 is arranged on the trolley frame 2-5; the control cables 2-20 are connected with the motor controller and the control box 2-7; the control cable collector 2-21 is fixed on one side of the trolley frame 2-5; the electric control box 2-22 is arranged on the frame 2-5; the anti-falling rail 2-23 is arranged on the guide rail frame 2-1; the power mechanism fastening piece 2-24 is connected with the power mechanism and the suspension beam 2-14; the remote control receiver 2-25 is arranged on the control box 2-7; the 220V alternating current socket 2-26 is arranged on the control box 2-7; the movable handrail pin shaft 2-27 is connected with the trolley frame 2-5 and the movable handrail 2-6; the traveling rails 2-29 are welded on the anti-falling rails 2-30.
The working principle of the system is as follows:
(1) normal up and down crawling
The working personnel enter the climbing assisting system, feet tread on the pedal plates, the movable handrails are pressed to the normal position, the starting switch on the control box is started, the power mechanism is electrified, the left hand and the right hand are respectively placed on the starting control box, the ascending switch or the descending switch is pressed at the same time, the trolley can ascend and descend, and the ascending switch and the descending switch can realize variable speed through the control switch on the control box; when stopping is needed midway, the crawling can be stopped by randomly loosening one button or two buttons.
(2) Emergency stop operation
An emergency stop switch is arranged on the control box, and after the switch acts, the power supply is immediately cut off to stop moving; and when the emergency stop switch needs to be operated continuously, the emergency stop switch is manually restored.
(3) Travel switch and limit switch
When the travel switch acts, the trolley stops the original forward direction immediately, but can run in the reverse direction; when the limit switch acts, the power supply of the trolley is cut off, the trolley stops running up and down, and the trolley can run only behind the recovery limit switch. The limit switch is used as secondary protection after the travel switch fails.
(4) Overload protection
The trolley is provided with an overload protection function, when the load exceeds 1.1 times of the rated load, the trolley is stopped to run, and only when the load is ensured to be less than 1.1 times of the rated load, the trolley can continue to run.
(5) Anti-falling protection device
When a steel wire rope of the suspended trolley is broken or is out of control and overspeed falls down, the anti-falling protection device is triggered by the centrifugal device, so that the trolley is clamped and stopped, and the protection effect is achieved.
(6) Remote controller locking protection design
The trolley has manual control and remote control modes. The manual control operation mode button is arranged on the control box, and the manual control mode is prior to the remote control mode. When the manual mode is started, the remote control mode is invalid, and when the manual mode is converted into the remote control mode, the trolley can be controlled to run through the remote control mode.
(7) Phase failure protection and voltage loss protection
The motor is designed with phase failure protection and voltage loss protection, which belongs to the prior art.
(8) Manual release device
When the trolley needs to be moved downwards after the system is in failure or stops running for various reasons, the trolley can be slowly lowered through the manual release device.
(9) Motor overload protection
The system is designed with motor overload protection, avoids motor overload operation caused by various conditions, and belongs to the prior art.
(10) Overcurrent protection
The system is designed with over-current protection to avoid the current overload operation, which is the prior art.
(11) Ground protection
The system is designed with mechanical and electrical grounding protection, thereby avoiding the occurrence of electric leakage and electric shock accidents, and belongs to the prior art.
(12) Anti-tip over protection
The design of dolly has anti-tilt protection, prevents that the dolly from appearing the tipping that various conditions lead to.
The working process of the climbing assisting system is as follows:
(1) manual mode uplink and downlink
The working personnel enter the climbing assisting system, feet tread on the pedal plates, the movable handrails are pressed to the normal position, the starting switch on the control box is started, the power mechanism is electrified, the left hand and the right hand are respectively placed on the starting control box, the ascending switch or the descending switch is pressed at the same time, the trolley can ascend and descend, and the ascending switch and the descending switch can realize variable speed through the control switch on the control box; when stopping is needed midway, the crawling can be stopped by randomly loosening one button or two buttons.
(2) Remote control uplink and downlink
When personnel run to the high place of the tower crane through the climbing assisting system and leave, the equipment is set to be in a remote control mode, the equipment can be run to the ground through a cab or a remote controller on the ground, and the personnel or articles are continuously conveyed to the high place. The device is provided with a remote control mode and a manual mode, the manual mode has priority, and when the device is in the manual mode, the remote control is disabled.
Claims (6)
1. The utility model provides a miniature system of climbing that helps of tower crane wire rope formula, includes tower crane and the system of climbing that helps of setting in tower crane, characterized by:
the climbing assisting system comprises a power mechanism, a safety protection mechanism, a frame mechanism, a steel wire rope, a guide rail mechanism and an electric control mechanism, wherein the power mechanism is respectively connected with the safety protection mechanism and the electric control mechanism, the electric control mechanism and the safety protection mechanism are connected with the guide rail mechanism and the frame mechanism through the steel wire rope, the guide rail mechanism is respectively connected with the frame mechanism and a standard section cross web member of the tower crane, and the frame mechanism can slide up and down in the tower crane through the guide rail mechanism.
2. The steel wire rope type micro climbing-assisting system of the tower crane according to claim 1, which is characterized in that: the power mechanism is arranged at the top of the climbing assisting system, a motor assembly is arranged in the power mechanism and connected with the electric control mechanism, the power mechanism is connected with the upper end of the steel wire rope through a driving winding drum, the lower end of the steel wire rope is connected with the safety protection mechanism through a steel wire rope deviation corrector, and the steel wire rope deviation corrector is arranged on a ladder stand guide rail frame of the guide rail mechanism.
3. The steel wire rope type micro climbing-assisting system of the tower crane according to claim 1, which is characterized in that: the safety protection mechanism comprises electrical protection and mechanical protection, and comprises a fault phase protection device, a travel limit switch, a limit switch, an anti-falling protection device, a manual release device, a remote controller locking protection switch, an overload protection device and an emergency stop switch, wherein the anti-falling protection device is arranged on the trolley frame, the travel limit switch and the limit switch are arranged on a shell of the reel set, and the overload protection device is connected with the steel wire rope.
4. The steel wire rope type micro climbing-assisting system of the tower crane according to claim 1, which is characterized in that: the frame mechanism comprises a trolley frame, a movable handrail, a protective screen, a traveling wheel and a pedal assembly, the pedal assembly and the movable handrail are respectively connected with the trolley frame, and an electric control mechanism is fixedly connected to the movable handrail.
5. The steel wire rope type micro climbing-assisting system of the tower crane according to claim 1, which is characterized in that: the guide rail mechanism is composed of a guide rail frame, a walking rail and an anti-falling rail, the guide rail frame is composed of upright columns on two sides and a ladder stand foot bar in the middle, the guide rail frame is fixedly connected with a standard section cross web member of the tower crane, the anti-falling rail is fixedly connected with the ladder stand foot bar of the guide rail frame, the walking rail is fixedly connected with the anti-falling rail, and the trolley frame is slidably connected with the walking rail.
6. The steel wire rope type micro climbing-assisting system of the tower crane according to claim 1, which is characterized in that: electric control mechanism includes the cable, the cable collector, the electric cabinet, control the box, the remote control receiver, the remote controller, the rope arranger, supply cable, driving motor, the driving motor stopper, the driving motor fastener, machine controller and 220V alternating current socket, the cable respectively with machine controller, control the box and be connected, the cable collector, the electric cabinet is fixed respectively on the trolley frame, it passes through the bolt fastening on the activity handrail to control the box, the rope arranger, upper and lower stroke stopper sets up respectively on the reel shell, supply cable, driving motor hangs on the suspended beam through the driving motor fastener, driving motor and driving motor stopper link as an organic whole, the remote control receiver, 220V alternating current socket is installed respectively on controlling the box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580041.0U CN209853600U (en) | 2019-04-26 | 2019-04-26 | Steel wire rope type miniature climbing assisting system of tower crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580041.0U CN209853600U (en) | 2019-04-26 | 2019-04-26 | Steel wire rope type miniature climbing assisting system of tower crane |
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| CN209853600U true CN209853600U (en) | 2019-12-27 |
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| CN201920580041.0U Active CN209853600U (en) | 2019-04-26 | 2019-04-26 | Steel wire rope type miniature climbing assisting system of tower crane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003423A (en) * | 2021-03-31 | 2021-06-22 | 广西建工集团建筑机械制造有限责任公司 | Control system and control method of tower crane micro climbing assisting device based on frequency converter control |
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2019
- 2019-04-26 CN CN201920580041.0U patent/CN209853600U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003423A (en) * | 2021-03-31 | 2021-06-22 | 广西建工集团建筑机械制造有限责任公司 | Control system and control method of tower crane micro climbing assisting device based on frequency converter control |
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Effective date of registration: 20220221 Address after: No.6 Sixian Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, 530022 Patentee after: Chen Yongji Address before: 530001 Room 301, unit 1, building 2, No. 298, Wangzhou Road, Xingning District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: GUANGXI LIPEI TECHNOLOGY Co.,Ltd. |