CN205076726U - Tower machine lifting hook height measurement system and have its tower machine - Google Patents

Tower machine lifting hook height measurement system and have its tower machine Download PDF

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Publication number
CN205076726U
CN205076726U CN201520736671.4U CN201520736671U CN205076726U CN 205076726 U CN205076726 U CN 205076726U CN 201520736671 U CN201520736671 U CN 201520736671U CN 205076726 U CN205076726 U CN 205076726U
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tower machine
height under
under hook
module
hook
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倪建军
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CHANGSHA HAICHUAN AUTOMATION Co Ltd
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CHANGSHA HAICHUAN AUTOMATION Co Ltd
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Abstract

The utility model discloses a tower machine lifting hook height measurement system and have its tower machine, this system includes: the high collection system of lifting hook locates on the lifting hook of tower machine for the channel qi presses height sensor to detect the real -time elevation of lifting hook and the height data that the output sense obtained, main control device for the channel qi presses height sensor to detect return portion's on the tower machine real -time elevation, and receives a height data, obtains the distance of tower machine lifting hook to davit, lifting hook height promptly according to the difference principle. The utility model discloses measurement system can effectively eliminate wind, humidity, temperature to the sensor influence and the error that produces to obtain the true lifting hook height of calibration, the error is less, and compares with the mode that the wire rope length change was measured in traditional adoption, simple structure, and it is high to detect the precision.

Description

Tower machine height under hook measuring system and there is its tower machine
Technical field
The utility model relates to tower machine testing field, especially, relates to a kind of tower machine height under hook measuring system and has its tower machine.
Background technology
The work characteristics of tower machine is according to building operation needs, is carried out being elevated and carrying by material in very large space, belongs to that to contain danger factor more, the constructional engineering machinery equipment that accident occurrence probability is larger.Especially in recent years along with the rise of all kinds of high level, high-rise building and the raising of production automation degree, for increasing work efficiency, machinery also day by day to maximization, high speed future development, thus also proposes higher requirement to its safety performance.
In order to realize the real-time understanding to tower machine operating condition, must realize measuring in real time to the various operational factors of equipment, and for remote monitor and control and management, therefore, research and development can detect in real time equipment operational factor, shows, the on-line data acquisition system of reporting to the police is vital.
Existing height under hook is measured general employing and can the sensor of measured angular displacement be realized, pinnacle of a pagoda is fixed in hoist rope one end, the other end is wrapped on hoisting drum, when lifting electric motor drives hoisting drum to the rotation of different directions, the straight-line motion vertically of suspension hook is just become by transmission device and reverse wheel, due to hitch wheel diameter, oneself knows, therefore, can be calculated displacement and the direction of suspension hook perpendicular movement by the angle and rotation direction measuring the rotation of reel.But there is following defect error in this measurement technique of cable drum that utilizes:
1, due to the deadweight of steel rope, its this segment distance between passback tower body to dolly has certain sagging, and this can make reel generation certain angle rotate, thus is counted into height under hook value and produces error.
2, needing to be arranged on by sensor on coupled range limiter owing to measuring drum speed, there is certain installation and drive gap in centre, and calculating can be made to produce error.
3, height under hook is by steel rope winding diameter in reel and spool turns angle calculation out, but due to the change of tower machine oneself height, the length of steel rope is also in change, its individual pen diameter in reel is also in change, and the mode calculated according to dead block diameter at present can produce certain error.
Utility model content
The utility model provides a kind of tower machine height under hook measuring system and has its tower machine, measures the large technical matters of the measured error that caused by lifting mechanism reel measuring steel wire rope length variations to solve existing height under hook.
The technical solution adopted in the utility model is as follows:
According to an aspect of the present utility model, a kind of tower machine height under hook measuring system is provided, comprises:
Height under hook harvester, is located on the suspension hook of tower machine, for detecting the real-time sea level elevation of suspension hook through pressure-altitude sensor and the first altitude information of obtaining of output detections;
Main control unit, for detecting the real-time sea level elevation of tower machine upper rotary part through pressure-altitude sensor, and receives the first altitude information, obtains the distance of tower machine suspension hook to arm, i.e. height under hook according to differential principle.
Further, height under hook harvester comprises supply module, the first pressure-altitude sensor, wireless signal transmitting module,
Wherein, supply module is used for supply power to the first pressure-altitude sensor and wireless signal transmitting module;
First pressure-altitude sensor is used for the sea level elevation detecting suspension hook in real time;
Wireless signal transmitting module, connects the mouth of the first pressure-altitude sensor, for sea level elevation is sent to main control unit.
Further, supply module is self power generation module, the pulley driving electrical power generators in suspension hook.
Further, main control unit comprises: treater, reception of wireless signals module, the second pressure-altitude sensor, wherein,
Reception of wireless signals module is used for receiving the first altitude information with communication;
Second pressure-altitude sensor, for detecting the real-time sea level elevation of tower machine upper rotary part;
Treater, connects reception of wireless signals module, the second pressure-altitude sensor, for obtaining height under hook according to differential principle.
Further, the utility model tower machine height under hook measuring system also comprises:
Alarm module, connection handling device, for the output alarm signal when height under hook exceeds setting threshold.
Further, the utility model tower machine height under hook measuring system also comprises:
Remote communication module, connection handling device, for being sent to internet for telemanagement by the data of height under hook.
Further, tower machine upper rotary part is located at by main control unit, and treater uploads height under hook data to the control panel of operator's compartment through wired or radio communication; Or
Main control unit is located in tower machine operator's compartment, and treater connects display module, for showing height under hook.
Further, the communication link between height under hook harvester and main control unit is provided with at least one wireless signal transit module for wireless signal transfer.
Further, wireless signal transit module is located on the dolly of tower machine, and the first altitude information that height under hook harvester detects is passed to main control unit through being arranged in the wireless signal revolving die on getting off.
According to another aspect of the present utility model, also provide a kind of tower machine, comprise above-mentioned tower machine height under hook measuring system.
The utility model has following beneficial effect:
The utility model tower machine height under hook measuring system and there is its tower machine, by arranging height under hook harvester in suspension hook side, in tower machine upper rotary part, main control unit is set, main control unit and height under hook harvester all detect sea level elevation residing separately through pressure-altitude sensor, main control unit also receives the altitude data that height under hook harvester detects, and then obtain height under hook according to difference value principle, the present embodiment measuring system effectively can eliminate wind, humidity, the error that temperature produces sensor impact, thus obtain height under hook more accurately, error is less, and compared with the mode of traditional employing measuring steel wire rope length variations, structure is simple, accuracy of detection is high.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model preferred embodiment tower machine height under hook measuring system;
Fig. 2 is the structural representation of the utility model preferred embodiment height under hook harvester;
Fig. 3 is the structural representation of the utility model preferred embodiment main control unit;
Fig. 4 is the principle schematic that the utility model preferred embodiment tower machine height under hook is measured.
Description of reference numerals:
10, height under hook harvester; 11, supply module; 12, the first pressure-altitude sensor; 13, wireless signal transmitting module;
20, main control unit; 21, treater; 22, reception of wireless signals module; 23, the second pressure-altitude sensor; 24, display module; 25, remote communication module;
30, wireless signal transit module.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
With reference to Fig. 1, preferred embodiment of the present utility model provides a kind of tower machine height under hook measuring system, comprising:
Height under hook harvester 10, is located on the suspension hook of tower machine, for detecting the real-time sea level elevation of suspension hook through pressure-altitude sensor and the first altitude information of obtaining of output detections, i.e. the real-time sea level elevation of suspension hook;
Main control unit 20, is located at tower machine upper rotary part, for detecting the real-time sea level elevation of tower machine upper rotary part through pressure-altitude sensor, and receives the first altitude information, obtains the distance of tower machine suspension hook to arm, i.e. height under hook according to differential principle.
In the present embodiment, baroceptor is adopted to measure the sea level elevation residing for reality by the change experiencing air pressure, the impact of obstacle is not vulnerable in measurement process, measured altitude scope is wide, and it is convenient mobile, in addition, the present embodiment is by adopting difference measurement mode, namely at suspension hook and tower machine upper rotary part, a baroceptor is installed respectively, by the difference measurements suspension hook of the sea level elevation of the two to the distance of arm, i.e. height under hook, this differential mode effectively can eliminate wind, humidity, the environmental factors such as temperature affect the error produced on sensor, thus guarantee the accuracy detecting data.It should be noted that, the tower machine upper rotary part of the present embodiment indication is when tower machine runs, and the parts that can not change with arm relative position in the vertical direction, include but not limited to: tower cap, equilibrium arm, arm, operator's compartment, dolly etc.
With reference to Fig. 2, the present embodiment height under hook harvester 10 comprises supply module 11, first pressure-altitude sensor 12, wireless signal transmitting module 13, wherein, supply module 11 gives the first pressure-altitude sensor 12 and wireless signal transmitting module 13 for supply power; First pressure-altitude sensor 12 is for detecting the sea level elevation of suspension hook in real time; Wireless signal transmitting module 13, connects the mouth of the first pressure-altitude sensor 12, for sea level elevation is sent to main control unit 20 through wireless mode.In the present embodiment, wireless signal transmitting module 13 can adopt radiofrequency emitting module, infrared, the wireless communication module such as bluetooth or WIFI.
Preferably, supply module 11 is self power generation module, the pulley driving electrical power generators in suspension hook.By adopting self power generation module to power to the first pressure-altitude sensor 12, wireless signal transmitting module 13, to avoid in suspension hook upward wiring trouble and operational process the problems such as cable interference, and equipment simple installation, it is convenient to safeguard.
With reference to Fig. 3, in the present embodiment, main control unit 20 comprises: treater 21, reception of wireless signals module 22, second pressure-altitude sensor 23, and wherein, reception of wireless signals module 22 is for receiving the first altitude information with communication; Second pressure-altitude sensor 23, for detecting the real-time sea level elevation residing for tower machine upper rotary part; Treater 21, connects reception of wireless signals module 22, second pressure-altitude sensor 23, for obtaining height under hook according to differential principle.Preferably, main control unit 20 is located on the dolly of tower machine, and because dolly and suspension hook are on same straight line, wireless signal transfer is therebetween direct and reliable.More preferably, height under hook data are passed to operator's compartment control panel through wired or wireless mode by main control unit 20, realize the display of the real-time height under hook to tower machine, are convenient to chaufeur and operate tower machine with having foundation at operator's compartment.
Preferably, the utility model tower machine height under hook measuring system also comprises:
Alarm module, connection handling device 21, for the output alarm signal when height under hook exceeds setting threshold.Preferably, alerting signal can be integrated in display module 24 and export with forms such as acousto-optics, like this, is convenient to remind chaufeur in time when height under hook exceeds early warning value.
Alternatively, the utility model tower machine height under hook measuring system also comprises:
Remote communication module 25, connection handling device 21, for being sent to internet for telemanagement by the data of height under hook.The present embodiment, remote communication module 25 can adopt GPRS module, by GPRS network by the height under hook data upload of tower machine to internet, be convenient to the height under hook data of the data server record tower machine being positioned at remote port, thus provide condition for the remote supervisory of tower machine, increase the security control ability of tower machine.
In another embodiment, main control unit 20 is located in tower machine operator's compartment, with reference to Fig. 3, in the present embodiment, main control unit 20 comprises: treater 21, reception of wireless signals module 22, second pressure-altitude sensor 23, display module 24, wherein, reception of wireless signals module 22 is for receiving the first altitude information with communication; Second pressure-altitude sensor 23, for detecting the real-time sea level elevation residing for operator's compartment; Treater 21, connects reception of wireless signals module 22, second pressure-altitude sensor 23, for obtaining height under hook according to differential principle; Display module 24, for showing height under hook.The present embodiment is shown by the real-time height under hook of display module 24 pairs of tower machines, is convenient to chaufeur and operates tower machine with having foundation at operator's compartment.
In actual application, be limited by the impact such as to block of camp site building, in order to strengthen stability and the reliability of wireless signal transfer, the communication link of the present embodiment system between height under hook harvester 10 and main control unit 20 is provided with at least one wireless signal transit module 30 for wireless signal transfer.Preferably, with reference to Fig. 1, wireless signal transit module 30 is located on the dolly of tower machine, the traversing luffing mechanism namely on arm, and the first altitude information that height under hook harvester 10 detects is passed to main control unit 20 through being arranged in the wireless signal revolving die on getting off.Concrete data transfer link is: the data of suspension hook end are sent to the transit module on dolly, this transit module again by signal transmission to the main control unit of operator's compartment side, wireless signal transfer is carried out by employing dolly arranges transit module, operator's compartment to dolly, that dolly to suspension hook is straight line is unobstructed, wireless signal can linear transmission, greatly strengthen the reliability and stability of transmission of wireless signals, effectively prevent extraneous interference and the Transmission of signal.In the present embodiment, wireless signal transit module 30 comprises electric supply installation, reception of wireless signals module, wireless signal transmitting module, and wherein, reception of wireless signals module and wireless signal transmitting module adopt different communication channel, avoid launching and receiving to interfere with each other.
With reference to Fig. 4, the principle that the present embodiment tower machine height under hook is measured is: it is S1 that operator's compartment side main control unit 20 detects the sea level elevation obtained, the actual sea level elevation that height under hook harvester 10 detects the suspension hook obtained is S2, the height under hook S3=S1-S2 that treater 21 obtains through process.This differential mode effectively can eliminate the environmental factors such as wind, humidity, temperature affects the error produced on sensor, thus guarantees the accuracy detecting data.
According to another aspect of the present utility model, additionally provide a kind of tower machine, comprise above-mentioned tower machine height under hook measuring system.
Can learn from foregoing description, the present embodiment has following beneficial effect:
1, sea level elevation is detected by arranging pressure-altitude sensor respectively at suspension hook, operator's compartment, height under hook is obtained through differential mode, avoid many drawbacks that in the past traditional measuring steel wire rope length variations is brought to measure height under hook, and structure is simple, cost is low, survey precision is high;
2, height under hook harvester adopts self power generation module for power supply, avoids cabling trouble and installs the problems such as loaded down with trivial details;
3, wireless signal transit module is set on the communication link of height under hook harvester and main control unit, enhances the reliability and stability of wireless signal transfer;
4, height under hook data are uploaded to internet through remote communication module, call for data server, for the remote supervisory of tower machine provides condition, enhance the safe operation ability of tower machine.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a tower machine height under hook measuring system, is characterized in that, comprising:
Height under hook harvester (10), is located on the suspension hook of tower machine, for detecting the real-time sea level elevation of suspension hook through pressure-altitude sensor and the first altitude information of obtaining of output detections;
Main control unit (20), for detecting the real-time sea level elevation of tower machine upper rotary part through pressure-altitude sensor, and receives described first altitude information, obtains the distance of tower machine suspension hook to arm, i.e. height under hook according to differential principle.
2. tower machine height under hook measuring system according to claim 1, is characterized in that,
Described height under hook harvester (10) comprises supply module (11), the first pressure-altitude sensor (12), wireless signal transmitting module (13),
Wherein, described supply module (11) gives described first pressure-altitude sensor (12) and described wireless signal transmitting module (13) for supply power;
Described first pressure-altitude sensor (12) is for detecting the sea level elevation of suspension hook in real time;
Described wireless signal transmitting module (13), connects the mouth of described first pressure-altitude sensor (12), for described sea level elevation is sent to described main control unit (20).
3. tower machine height under hook measuring system according to claim 2, is characterized in that,
Described supply module (11) is self power generation module, the pulley driving electrical power generators in suspension hook.
4. tower machine height under hook measuring system according to claim 1, is characterized in that,
Described main control unit (20) comprising: treater (21), reception of wireless signals module (22), the second pressure-altitude sensor (23), wherein,
Described reception of wireless signals module (22) is for receiving described first altitude information with communication;
Described second pressure-altitude sensor (23), for detecting the real-time sea level elevation of tower machine upper rotary part;
Described treater (21), connects described reception of wireless signals module (22), described second pressure-altitude sensor (23), for obtaining described height under hook according to differential principle.
5. tower machine height under hook measuring system according to claim 4, is characterized in that, also comprise:
Alarm module, connects described treater (21), for the output alarm signal when described height under hook exceeds setting threshold.
6. tower machine height under hook measuring system according to claim 5, is characterized in that, also comprise:
Remote communication module (25), connects described treater (21), for the data of described height under hook being sent to internet for telemanagement.
7. tower machine height under hook measuring system according to claim 6, is characterized in that,
Tower machine upper rotary part is located at by described main control unit (20), and described treater (21) uploads described height under hook data to the control panel of operator's compartment through wired or radio communication; Or
Described main control unit (20) is located in tower machine operator's compartment, and described treater (21) connects display module (24), for showing described height under hook.
8., according to the arbitrary described tower machine height under hook measuring system of claim 1 to 7, it is characterized in that,
Communication link between described height under hook harvester (10) and described main control unit (20) is provided with at least one wireless signal transit module (30) for wireless signal transfer.
9. tower machine height under hook measuring system according to claim 8, is characterized in that,
Described wireless signal transit module (30) is located on the dolly of tower machine, and the first altitude information that described height under hook harvester (10) is detected is passed to described main control unit (20) through being arranged in the wireless signal revolving die on getting off.
10. a tower machine, is characterized in that, comprise as arbitrary in claim 1 to 9 as described in tower machine height under hook measuring system.
CN201520736671.4U 2015-09-22 2015-09-22 Tower machine lifting hook height measurement system and have its tower machine Active CN205076726U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105883620A (en) * 2016-05-24 2016-08-24 扬州市东宇环保设备有限公司 Movable crane height detecting and alarming system
CN106384477A (en) * 2016-11-29 2017-02-08 长沙海川自动化设备有限公司 Tower crane typhoon prevention monitoring system and monitoring method
CN107337120A (en) * 2017-09-04 2017-11-10 河北水利电力学院 A kind of architectural engineering tower crane with lock function
CN107720560A (en) * 2016-08-10 2018-02-23 香港理工大学深圳研究院 A kind of height under hook detection method and device
CN108217488A (en) * 2017-12-28 2018-06-29 四川建筑职业技术学院 A kind of hoist engine, computational methods and control method that can calculate folding and unfolding distance automatically

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105883620A (en) * 2016-05-24 2016-08-24 扬州市东宇环保设备有限公司 Movable crane height detecting and alarming system
CN107720560A (en) * 2016-08-10 2018-02-23 香港理工大学深圳研究院 A kind of height under hook detection method and device
CN106384477A (en) * 2016-11-29 2017-02-08 长沙海川自动化设备有限公司 Tower crane typhoon prevention monitoring system and monitoring method
CN107337120A (en) * 2017-09-04 2017-11-10 河北水利电力学院 A kind of architectural engineering tower crane with lock function
CN108217488A (en) * 2017-12-28 2018-06-29 四川建筑职业技术学院 A kind of hoist engine, computational methods and control method that can calculate folding and unfolding distance automatically

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