CN210480686U - Steel wire rope type reel-free micro climbing assisting system of tower crane - Google Patents

Steel wire rope type reel-free micro climbing assisting system of tower crane Download PDF

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Publication number
CN210480686U
CN210480686U CN201921098247.6U CN201921098247U CN210480686U CN 210480686 U CN210480686 U CN 210480686U CN 201921098247 U CN201921098247 U CN 201921098247U CN 210480686 U CN210480686 U CN 210480686U
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China
Prior art keywords
wire rope
frame
steel wire
tower crane
power
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Application number
CN201921098247.6U
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Chinese (zh)
Inventor
陈永继
顾彬荣
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GUANGXI CONSTRUCTION ENGINEERING GROUP CONSTRUCTION MACHINERY MANUFACTURING Co.,Ltd.
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Guangxi Lipei Technology Co ltd
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Abstract

The utility model discloses a tower crane wire rope formula does not have miniature system of climbing that helps of reel, including frame part and power part, guide rail part, safety protection part and the automatically controlled part of setting on the frame part, characterized by: the power part is arranged at the middle upper part of the climbing assisting system, a hoisting machine assembly is arranged in the power part and connected with the electric control part, the electric control part is arranged on a mounting plate of the hoisting machine assembly, the steel wire rope is hung on a suspension beam of a standard joint of the tower crane through a steel wire rope clamp, and the hoisting machine travels along the steel wire rope driving part to realize the lifting of the frame part. The system not only solves the problems of high requirement on manufacturing of rack and pinion type, heavy weight, complex mounting process and large mounting difficulty and cost, but also solves the problems of the wire rope reel rope capacity limitation, the wire rope deviation rectifying technology and the large workload of hanging, mounting and dismounting the motor and the reel of the wire rope reel climbing-assisting system.

Description

Steel wire rope type reel-free micro climbing assisting system of tower crane
Technical Field
The utility model relates to a building engineering machinery, special equipment, industrial and civil mechanical equipment field specifically are a tower crane wire rope formula does not have miniature helping of reel and climbs system.
Background
The tower crane (hereinafter referred to as tower crane) has the characteristics of strong fluidity, large working range and high efficiency, can automatically lift along with the difference of the height of buildings, and can completely meet the construction requirements of buildings with the height of most buildings. Therefore, the tower crane is widely used in various building constructions. However, since the operation room of the tower crane is arranged at the top, the driver needs to climb to the cab along the vertical ladder in the standard knot by hands to operate each time. In addition, in daily work, equipment inspectors, maintenance personnel and management department personnel inevitably climb the vertical ladder when carrying out daily equipment inspection, the labor intensity is high, the risk is high, the physical power consumption is high, the efficiency is low, safety accidents are easily caused, and especially under various conditions of repeated work in severe summer weather and rain, the potential safety hazard is larger.
Through retrieval, no climbing assisting system is available for the domestic tower crane at present. Therefore, the applicant of the present application discloses a rack-and-pinion type micro-climbing assistance system of a tower crane and a protection system thereof with a Chinese patent number CN108975182A, wherein 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 the rack 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, high cost and the like. Therefore, on the basis, the applicant of the present application further discloses a steel wire rope type micro climbing assisting system of a tower crane according to chinese patent application No. 2019205800410, and the system mainly adopts a motor to drive a steel wire rope on a winding drum to realize free lifting of the climbing assisting system. The climbing assisting system with the structure has the advantages that the rope capacity of the steel wire rope reel is large, especially when the tower crane is high, the size of the reel is large, the weight is large, the technical problem of deviation correction of the steel wire rope needs to be solved, and meanwhile, the problem that the workload of hanging, mounting and dismounting the motor and the reel in the lifting process of the tower crane is large needs to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at defect and not enough that exist among the above-mentioned background art, and provide a tower crane steel wire formula does not have miniature helping of reel and climbs system, and this system has not only solved the rack and pinion formula preparation and has required height, and weight is big, and the mounting process is complicated partially, and the installation degree of difficulty and the problem that the cost is big partially have still solved wire rope reel that wire rope reel formula helps climbs the system existence simultaneously and has held the restriction of rope capacity, wire rope deviation rectifying technique and motor and reel and hang the problem that the work load is big of installing and removing.
Realize the utility model discloses the technical scheme of purpose is:
the utility model provides a tower crane wire rope formula does not have miniature system of climbing that helps of reel, including frame part and the power part of setting in the frame part, the guide rail part, safety protection part and electrical control part, the power part respectively with the safety protection part, electrical control part is connected, electrical control part, safety protection part passes through wire rope and guide rail part, the frame part is connected, the guide rail part respectively with the frame part, tower crane's standard festival web member is connected, it goes up and down along the guide rail part to drive the frame part through the power part, it is different with prior art:
the power part is arranged at the middle upper part of the climbing assisting system, a hoisting machine assembly is arranged in the power part and connected with the electric control part, the electric control part is arranged on a mounting plate of the hoisting machine assembly, the steel wire rope is hung on a suspension beam of a standard joint of the tower crane through a steel wire rope clamp, and the hoisting machine travels along the steel wire rope driving part to realize the lifting of the frame part.
The utility model has the advantages that:
1. the problems of high requirement on manufacturing of rack and pinion type, heavy weight, complex mounting process and high mounting difficulty and cost are solved, and the problems of the wire rope reel rope capacity limitation, the wire rope deviation rectifying technology and the large workload of hanging, dismounting and mounting of the motor and the reel of the wire rope reel climbing-assisted system are solved;
2. the labor efficiency is improved, the frequency of checking, maintaining and maintaining the equipment is improved, and the service life of the equipment is further prolonged;
3. the problem of large physical consumption in the climbing process of tower crane drivers, maintenance personnel, inspection personnel and the like is solved, and risks in the climbing process are reduced;
4. 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;
5. provides a transportation scheme for solving the problem of carrying people or goods in industrial warehouses, various buildings and structures.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
in the figure: 1. the ladder stand comprises a ladder stand 2, a ladder stand fastening bolt 3, a standard joint cross web member 4, a connecting bolt 5 between the ladder stand and a guide rail main upright post, a pedal assembly 6, a trolley frame 7, a movable handrail 8, an operation box 9, a hoist assembly 10, a hoist fastening bolt 11, an upper travel switch 12, a limit switch 13, a lower travel switch 14, a steel wire rope clamp 15, a steel wire rope 16, a limit stop block 17, a power supply cable 18, an installation plate 19, a wireless receiver 20, a power socket 21, a protection screen plate 22, a power supply cable collecting device 23, an electric cabinet 24, an anti-falling protection device 25, an anti-falling stop rod 26, a suspension beam 27, an overload protection device 28, a travelling rail 29, a travelling wheel 30 and a guide rail main upright.
Detailed Description
The present invention will be further described with reference to the following drawings and examples, but the present invention is not limited thereto.
Example (b):
as shown in fig. 1-3, a steel wire rope type reel-free micro climbing-assisting system of a tower crane comprises a power part, a safety protection part, a frame part, a guide rail part and an electric control part, wherein:
the power part comprises a hoist assembly 9, the main function of the hoist assembly is to provide a power source of the climbing assisting system, and the hoist drives the system to run along a steel wire rope 15 to realize the lifting function of the frame 6;
the frame part comprises a trolley frame 6, a movable handrail 7, a protective screen 21, a travelling wheel 29, a foldable pedal, a mounting plate 18 and the like, and is a steel structure for bearing objects and travelling;
the guide rail part comprises cat ladder 1 and guide rail frame, and wherein cat ladder 1 comprises both sides stand and foot bar, and both sides stand all can be formed by the bending of circular steel tube, channel-section steel, square pipe or steel sheet, and the foot bar between the stand of both sides adopts shaped steel and stand welding to form. The guide rail frame consists of a guide rail main upright post, an anti-falling stop lever 25 and a walking rail 28, and has the main functions of meeting the requirement of vehicle body walking, realizing quick installation with buildings or supporting objects, rescuing people when trapped, preventing the vehicle body from tipping and preventing the wire rope 15 from breaking or falling down in an overspeed way;
the safety protection part comprises electrical protection and mechanical protection, and specifically comprises: the protection device comprises one or a combination of several safety protection functions of fault phase protection, voltage loss protection, travel limit switches 11 and 13, limit switch 12, anti-falling protection device 24, manual release device, anti-tipping protection, remote controller locking protection, overload protection device 27, motor overload protection, overcurrent protection, grounding protection and emergency (emergency) emergency stop switch.
The electric control part comprises a cable 17, an electric cabinet 23, an operation box 8, a remote controller and a cable collecting device 22, and the operation of the climbing assisting system is realized.
The connection relationship of each part is as follows:
as shown in figure 2, a ladder stand 1 is fixedly connected with a cross web member 3 of a standard knot of a tower crane through a ladder stand fastening bolt 2, a connecting bolt 4 between the ladder stand 1 and a guide rail main upright post 30 is connected with the ladder stand 1 and the guide rail main upright post 30, a pedal plate assembly 5 is hinged with a trolley frame 6 through a bolt, a movable handrail 7 is hinged on the trolley frame 6, a control box 8 is fixedly arranged on the movable handrail 7, a hoisting machine assembly 9 is arranged on a mounting plate 18 through a hoisting machine fastening bolt 10, an upper travel switch 11, a limit switch 12 and a lower travel switch 13 are arranged on the mounting plate 18, a steel wire rope 15 is hung on a suspension beam 26 through a steel wire rope clamp 14, a limit collision block 16 is arranged on the guide rail main upright post 30, a power supply cable 17 is connected with an external power supply and the hoisting machine to provide various power supply requirements for, The power supply 20 is installed on the control box 8, the protection screen plate 21, the power supply cable collecting device 22 and the electric cabinet 23 are installed on the trolley frame 6, the anti-falling protection device 24 is installed at the bottom of the trolley frame 6, the anti-falling stop lever 25 is welded on the guide rail main upright post 30, the suspension beam 26 is installed on a tower crane standard joint, the overload protection device 27 is installed on the trolley frame 6, the walking track 28 is welded on the guide rail main upright post 30, and the walking wheels 29 are installed on the trolley frame 6.
The utility model discloses miniature climbing assistance system's theory of operation is:
normal up and down crawling
The working personnel enter the climbing assisting system, feet tread on the pedal plates, the movable handrails are pressed down to the normal position, the starting switch on the control box is started, the power part is electrified, the left hand and the right hand are respectively placed on the starting control box, and the trolley can go up and down by pressing the up-going switch or the down-going switch; the variable speed ascending and descending can be realized through the control switch on the control box; when stopping is needed midway, the crawling can be stopped by loosening any key or two buttons.
Emergency stop operation
The control box is provided with an emergency stop switch, after the switch acts, the power supply is immediately cut off, the movement is stopped, and when the operation needs to be continued, the emergency stop switch is manually recovered.
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, the trolley can run only behind the limit switch, and the limit switch is used as secondary protection after the limit switch fails.
Overload protection
The trolley is provided with an overload protection device, when the load exceeds the specified load, the trolley is stopped to run, and only when the load is ensured to be less than the specified load, the trolley can continue to run.
Anti-falling protection
The mechanical trigger type safety protection device is characterized in that when a steel wire rope of a suspended trolley is broken or is out of control and overspeed and falls down, the anti-falling protection device is triggered, the trolley is blocked and stopped, and a protection effect is achieved.
Remote controller locking protection
The trolley has two modes of manual control and remote control, a manual control operation mode button is arranged on the control box, the manual control mode is prior to the remote control mode, and when the manual mode is started, the remote control mode is invalid; when the remote control mode is switched, the trolley can be controlled to run through the remote controller.
Phase failure protection and voltage loss protection
The elevator is provided with fault phase protection and voltage loss protection, and belongs to the prior art.
Manual release
When the trolley needs to be moved downwards after the system fails or stops running due to various reasons, the trolley can be slowly lowered through the manual release device;
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.
Overcurrent protection
The system is designed with over-current protection to avoid the current overload operation, which is the prior art.
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.
Anti-tip over protection
The trolley is provided with anti-tipping protection, and tipping caused by various conditions of the trolley is prevented by means of wheel train fulcrums.

Claims (1)

1. The utility model provides a tower crane wire rope formula does not have miniature system of climbing that helps of reel, including frame part and the power part of setting in the frame part, the guide rail part, safety protection part and electrical control part, the power part respectively with the safety protection part, electrical control part is connected, electrical control part, safety protection part passes through wire rope and guide rail part, the frame part is connected, the guide rail part respectively with the frame part, tower crane's standard festival web member is connected, it goes up and down along the guide rail part to drive the frame part through the power part, characterized by:
the power part is arranged at the middle upper part of the climbing assisting system, a hoisting machine assembly is arranged in the power part and connected with the electric control part, the electric control part is arranged on a mounting plate of the hoisting machine assembly, the steel wire rope is hung on a suspension beam of a standard joint of the tower crane through a steel wire rope clamp, and the hoisting machine travels along the steel wire rope driving part to realize the lifting of the frame part.
CN201921098247.6U 2019-07-15 2019-07-15 Steel wire rope type reel-free micro climbing assisting system of tower crane Active CN210480686U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921098247.6U CN210480686U (en) 2019-07-15 2019-07-15 Steel wire rope type reel-free micro climbing assisting system of tower crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921098247.6U CN210480686U (en) 2019-07-15 2019-07-15 Steel wire rope type reel-free micro climbing assisting system of tower crane

Publications (1)

Publication Number Publication Date
CN210480686U true CN210480686U (en) 2020-05-08

Family

ID=70531001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921098247.6U Active CN210480686U (en) 2019-07-15 2019-07-15 Steel wire rope type reel-free micro climbing assisting system of tower crane

Country Status (1)

Country Link
CN (1) CN210480686U (en)

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200805

Address after: 530299 the Guangxi Zhuang Autonomous Region Pumiao town of Yongning District of Nanning City Po Ling Road No. 2

Patentee after: GUANGXI CONSTRUCTION ENGINEERING GROUP CONSTRUCTION MACHINERY MANUFACTURING Co.,Ltd.

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.

TR01 Transfer of patent right