CN102060235B - Braking glide quality tester for crane - Google Patents

Braking glide quality tester for crane Download PDF

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Publication number
CN102060235B
CN102060235B CN 201010580895 CN201010580895A CN102060235B CN 102060235 B CN102060235 B CN 102060235B CN 201010580895 CN201010580895 CN 201010580895 CN 201010580895 A CN201010580895 A CN 201010580895A CN 102060235 B CN102060235 B CN 102060235B
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CN
China
Prior art keywords
crane
braking
control module
laser sensor
jacking
Prior art date
Application number
CN 201010580895
Other languages
Chinese (zh)
Other versions
CN102060235A (en
Inventor
顾梅英
陈华
甘晶
Original Assignee
江苏省特种设备安全监督检验研究院
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Application filed by 江苏省特种设备安全监督检验研究院 filed Critical 江苏省特种设备安全监督检验研究院
Priority to CN 201010580895 priority Critical patent/CN102060235B/en
Publication of CN102060235A publication Critical patent/CN102060235A/en
Application granted granted Critical
Publication of CN102060235B publication Critical patent/CN102060235B/en

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Abstract

The invention discloses a braking glide quality tester for a crane. The tester comprises a reflective tape adhered on the lateral side of a travelling pulley group of the crane, a focused laser sensor sensing a reflective tape signal and a controller, wherein the focused laser sensor is arranged on a lift device, and is provided with a displace sensor; and the controller is provided with a braking control module which starts a braking device of the crane according to the fact that whether a photoinduction signal of the focused laser sensor exists or not, a lift device control module which controls lifting of the lift device according to the fact that whether the braking process of the crane is completed or not, and a glide quantity calculation module which calculates the braking glide quantity according to displacement data of the displace sensor. The tester can detect the glide quantity after the crane brakes in real time, and feeds back information to an operator, so the operator can understand the working performance of the crane conveniently; and regarding special hoisting operation with position accuracy requirement, the tester is convenient for the operator to select proper braking time to brake so as to improve the working efficiency.

Description

A kind of braking glide quality tester for crane
Technical field
The present invention relates to hoisting crane, relate in particular to a kind of hoisting crane brake slide flowmeter.
Background technology
In actual production, use braking glide quality tester that the braking glide quantity of hoisting crane is carried out periodic measurement, can make operating personal grasp the serviceability of crane brake, accomplish to know what's what, for the special hoisting operation that position accuracy demand is arranged, grasp suitable braking and brake opportunity, can increase work efficiency, alleviate the labour intensity of operating personal.Can this judge as foundation whether the braking glide quantity of hoisting crane surpasses specified value as quality testing department; If downslide amount exceeds standard range, then stop the hoisting operation of this hoisting crane, and overhaul.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of hoisting crane brake slide flowmeter, make the crane operation personnel can conveniently recognize the brake condition of hoisting crane.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
A kind of hoisting crane brake slide flowmeter comprises the reflecting strips that sticks to crane pulley group side, focusing laser sensor and the controller of induction reflecting strips signal; Described focusing laser sensor is arranged on the jacking system, and is provided with displacement pickup at focusing laser sensor; Described controller inside is provided with photoinduction signal according to focusing laser sensor and has or not the brake control module that starts crane braking device, whether finishes the jacking system control module of controlling the jacking system lifting and the downslide amount computing module that calculates braking glide quantity according to the displacement data of displacement pickup according to the crane brake process; The photoinduction signal output part of described focusing laser sensor connects the input end of brake control module, the control signal mouth of brake control module connects crane braking device, the feedback signal mouth of brake control module connects the input end of jacking system control module, the mouth of jacking system control module connects jacking system, and the displacement data mouth of described displacement pickup connects the data input pin of downslide amount computing module.
During work, at first start survey meter, by focusing laser sensor search reflecting strips, after focusing laser sensor searches reflecting strips, displacement pickup records current focusing laser sensor position, start crane braking device with the brake control module in the Time Controller, hoisting crane begins braking; After the braking of hoisting crane is finished, brake control module feeds back signal to the jacking system control module, the lifting of control jacking system, make focusing laser sensor can search reflecting strips, after focusing sensor searches reflecting strips, jacking system quits work, and the simultaneous displacement sensor records current focusing laser sensor position again; The downslide amount computing module obtains braking glide quantity after the location information of the focusing laser sensor of twice record is processed.
Described jacking system comprises ball-screw and stepping motor, and the input end of described ball-screw connects the input end of stepping motor, and described focusing laser sensor is installed on the output shaft of ball-screw.Drive the forward of ball-screw or counter-rotating by stepping motor and can realize lifting to focusing laser sensor.
Described survey meter also comprises hand held controller, and described hand held controller is connected with controller by wireless device.Can realize controlled in wireless to survey meter by hand held controller, operating personal can measure downslide amount easily in the operating process of reality, judges the brake condition of hoisting crane, and makes accordingly relevant action.
Described survey meter can also be connected by relevant devices such as wireless connection device and notebook PCs, and control is convenient to reach, information shows easily purpose.
Beneficial effect: a kind of braking glide quality tester for crane provided by the invention, can detect in real time the downslide amount behind the crane brake, and information is fed back to the operator, the handled easily personnel understand the serviceability of hoisting crane; For the special hoisting operation that position accuracy demand is arranged, can also the handled easily personnel choose suitable braking braking on opportunity, increase work efficiency, alleviate the labour intensity of operating personal.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the annexation structural representation of middle controller of the present invention and hardware.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Be illustrated in figure 1 as a kind of structural representation of braking glide quality tester for crane, Fig. 2 is the annexation structural representation of Fig. 1 middle controller and hardware.
A kind of hoisting crane comprises the reflecting strips 1 that sticks to crane pulley group side, focusing laser sensor 2 and the controller 4 of induction reflecting strips signal with the brake slide flowmeter; Described focusing laser sensor 2 is arranged on the jacking system, and is provided with displacement pickup 3 at focusing laser sensor 2; Described controller 4 inside are provided with photoinduction signal according to focusing laser sensor 2 and have or not the brake control module that starts crane braking device 7, whether finish the jacking system control module of controlling the jacking system lifting and the downslide amount computing module that calculates braking glide quantity according to the displacement data of displacement pickup 3 according to the crane brake process; The photoinduction signal output part of described focusing laser sensor 2 connects the input end of brake control module, the control signal mouth of brake control module connects crane braking device, the feedback signal mouth of brake control module connects the input end of jacking system control module, the mouth of jacking system control module connects jacking system, and the displacement data mouth of described displacement pickup 3 connects the data input pin of downslide amount computing module.
Described jacking system comprises ball-screw 5 and stepping motor 6, and the input end of described ball-screw 5 connects the input end of stepping motor 6, and described focusing laser sensor 2 is installed on the output shaft of ball-screw 5.
Described survey meter also comprises hand held controller and computing machine, and described hand held controller is connected with controller 4 by wireless device with computing machine.
The above only is preferred implementation of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (3)

1. hoisting crane brake slide flowmeter is characterized in that: described survey meter comprises the reflecting strips (1) that sticks to crane pulley group side, focusing laser sensor (2) and the controller (4) of induction reflecting strips signal; Described focusing laser sensor (2) is arranged on the jacking system, and is provided with displacement pickup (3) at focusing laser sensor (2); Described controller (4) inside is provided with photoinduction signal according to focusing laser sensor (2) and has or not the brake control module that starts crane braking device, whether finishes the jacking system control module of controlling the jacking system lifting and the downslide amount computing module that calculates braking glide quantity according to the displacement data of displacement pickup (3) according to the crane brake process; The photoinduction signal output part of described focusing laser sensor (2) connects the input end of brake control module, the control signal mouth of brake control module connects crane braking device, the feedback signal mouth of brake control module connects the input end of jacking system control module, the mouth of jacking system control module connects jacking system, and the displacement data mouth of described displacement pickup (3) connects the data input pin of downslide amount computing module.
2. hoisting crane according to claim 1 brake slide flowmeter, it is characterized in that: described jacking system comprises ball-screw (5) and stepping motor (6), the input end of described ball-screw (5) connects the input end of stepping motor (6), and described focusing laser sensor (2) is installed on the output shaft of ball-screw (5).
3. hoisting crane according to claim 1 brake slide flowmeter, it is characterized in that: described survey meter also comprises hand held controller, described hand held controller is connected with controller (4) by wireless device.
CN 201010580895 2010-12-09 2010-12-09 Braking glide quality tester for crane CN102060235B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010580895 CN102060235B (en) 2010-12-09 2010-12-09 Braking glide quality tester for crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010580895 CN102060235B (en) 2010-12-09 2010-12-09 Braking glide quality tester for crane

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CN102060235A CN102060235A (en) 2011-05-18
CN102060235B true CN102060235B (en) 2013-01-23

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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102285591B (en) * 2011-07-13 2013-11-06 祝凤金 Braking glide quantity detector for crane
CN102661712A (en) * 2012-05-25 2012-09-12 贾祥正 Forklift brake distance detection method and device
CN105486238B (en) * 2015-12-25 2020-05-19 北京起重运输机械设计研究院有限公司 Method and system for measuring braking glide quantity of hoisting mechanism
CN105486264B (en) * 2016-01-19 2018-09-21 菏泽市特种设备协会 The measurement method of crane brake downslide flowmeter based on acceleration transducer
CN106289072A (en) * 2016-08-31 2017-01-04 无锡信欧光电科技有限公司 A kind of submicron order displacement transducer
KR101743598B1 (en) 2017-01-12 2017-06-21 주식회사 건설방재기술연구원 Bridge structure deflection safety diagnosis system using multiple laser beams and geosynthetic information
CN107966232B (en) * 2017-11-24 2020-04-24 中国特种设备检测研究院 Method and system for monitoring performance of hoisting equipment brake based on machine vision
KR102037783B1 (en) * 2019-05-17 2019-11-26 한국건설기술연구원 Surface profile measurement system
CN111102923A (en) * 2019-12-31 2020-05-05 核动力运行研究所 Method for positioning penetrating piece of top cover of reactor pressure vessel

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US5491549A (en) * 1992-11-03 1996-02-13 Siemens Aktiengesellschaft Apparatus for acquiring pendulum oscillations of crane loads using measurement techniques
CN201059301Y (en) * 2007-06-22 2008-05-14 中国石化股份胜利油田分公司技术检测中心 Hydraulic cylinder whip-back amount intelligent measurer
CN101226110A (en) * 2007-12-28 2008-07-23 上海市特种设备监督检验技术研究院 Device and method for detecting descending braking distance of bridge crane hoisting mechanism
CN201952113U (en) * 2010-12-09 2011-08-31 江苏省特种设备安全监督检验研究院 Braking gliding amount testing instrument for cranes

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JP2795159B2 (en) * 1994-01-21 1998-09-10 株式会社大林組 Bucket position measuring device
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US5491549A (en) * 1992-11-03 1996-02-13 Siemens Aktiengesellschaft Apparatus for acquiring pendulum oscillations of crane loads using measurement techniques
CN201059301Y (en) * 2007-06-22 2008-05-14 中国石化股份胜利油田分公司技术检测中心 Hydraulic cylinder whip-back amount intelligent measurer
CN101226110A (en) * 2007-12-28 2008-07-23 上海市特种设备监督检验技术研究院 Device and method for detecting descending braking distance of bridge crane hoisting mechanism
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