CN201952113U - Braking gliding amount testing instrument for cranes - Google Patents
Braking gliding amount testing instrument for cranes Download PDFInfo
- Publication number
- CN201952113U CN201952113U CN201020650657XU CN201020650657U CN201952113U CN 201952113 U CN201952113 U CN 201952113U CN 201020650657X U CN201020650657X U CN 201020650657XU CN 201020650657 U CN201020650657 U CN 201020650657U CN 201952113 U CN201952113 U CN 201952113U
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- China
- Prior art keywords
- braking
- laser sensor
- crane
- jacking system
- controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Control And Safety Of Cranes (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a braking gliding amount testing instrument for cranes, which comprises reflective stripes adhered to the side surface of a movable pulley block of a crane, a focusing type laser sensor used for sensing signals of the reflective stripes, and a controller, wherein the focusing type laser sensor is arranged on a lifting device and is provided with a displacement sensor; a braking controlling module used for starting the braking device of the crane according to the light sensing signals of the focusing type laser sensor, a lifting device controlling module used for controlling the lifting of the lifting device according to the condition of judging whether the braking process of the crane is finished, and a gliding amount calculating module used for calculating the gliding amount according to the displacement data of the displacement sensor are arranged in the controller. The testing instrument provided by the utility model can be used for detecting the gliding amount in real time after the crane is braked and feeding back information to operators, thereby being convenient for operators to know the performance of the crane. For special craning work with the requirement for position accuracy, the testing instrument is also convenient for the operators to select proper braking time for braking, thus the working efficiency is improved.
Description
Technical field
The utility model relates to hoisting crane, relates in particular to a kind of hoisting crane brake slide flowmeter.
Background technology
In actual production, use the brake slide tester that the brake slide amount 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 labor intensity of operating personnel.Can this judge as foundation whether the brake slide amount 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.
The utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of hoisting crane brake slide flowmeter, makes the crane operation personnel can conveniently recognize the braking situation of hoisting crane.
Technical scheme: for achieving the above object, the technical solution adopted in the utility model is:
A kind of hoisting crane brake slide flowmeter comprises the reflecting strips that sticks to hoisting crane running block side, the focusing laser sensor and the controller of induction reflecting strips signal; Described focusing laser sensor is arranged on the jacking system, and focusing laser sensor is provided with displacement pickup; Described controller inside is provided with photoinduction signal according to focusing laser sensor and has or not the control of braking 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 the brake slide amount according to the displacement data of displacement pickup according to the hoisting crane braking procedure; The photoinduction signal output part of described focusing laser sensor connects the input end of control of braking module, the control signal output ends of control of braking module connects crane braking device, the feedback signal mouth of control of braking 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 writes down current focusing laser sensor position, control of braking module in the controller starts crane braking device simultaneously, and hoisting crane begins braking; After the braking of hoisting crane is finished, the control of braking 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 writes down current focusing laser sensor position once more; The downslide amount computing module obtains the brake slide amount after the location information of the focusing laser sensor of twice record is handled.
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 just changeing of ball-screw or reverse and to realize lifting by stepping motor 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 braking situation of hoisting crane, and makes relevant action in view of the above.
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 purpose easily.
Beneficial effect: a kind of hoisting crane brake slide tester that the utility model provides, can detect the downslide amount after hoisting crane is braked in real time, and give the operator message feedback, 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 to choose suitable glancing impact mechanism moving, increase work efficiency, alleviate labor intensity of operating personnel.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the annexation structural representation of the utility model middle controller and hardware.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
Be illustrated in figure 1 as the structural representation of a kind of hoisting crane with the brake slide tester, 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 hoisting crane running block side, the 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 focusing laser sensor 2 is provided with displacement pickup 3; Described controller 4 inside are provided with photoinduction signal according to focusing laser sensor 2 and have or not the control of braking 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 the brake slide amount according to the displacement data of displacement pickup 3 according to the hoisting crane braking procedure; The photoinduction signal output part of described focusing laser sensor 2 connects the input end of control of braking module, the control signal output ends of control of braking module connects crane braking device, the feedback signal mouth of control of braking 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 a preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. hoisting crane brake slide flowmeter is characterized in that: described survey meter comprises the reflecting strips (1) that sticks to hoisting crane running block side, the 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 focusing laser sensor (2) is provided with displacement pickup (3); Described controller (4) inside is provided with photoinduction signal according to focusing laser sensor (2) and has or not the control of braking 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 the brake slide amount according to the displacement data of displacement pickup (3) according to the hoisting crane braking procedure; The photoinduction signal output part of described focusing laser sensor (2) connects the input end of control of braking module, the control signal output ends of control of braking module connects crane braking device, the feedback signal mouth of control of braking 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 brake slide flowmeter according to claim 1, 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 brake slide flowmeter according to claim 1, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020650657XU CN201952113U (en) | 2010-12-09 | 2010-12-09 | Braking gliding amount testing instrument for cranes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020650657XU CN201952113U (en) | 2010-12-09 | 2010-12-09 | Braking gliding amount testing instrument for cranes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201952113U true CN201952113U (en) | 2011-08-31 |
Family
ID=44496235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020650657XU Expired - Lifetime CN201952113U (en) | 2010-12-09 | 2010-12-09 | Braking gliding amount testing instrument for cranes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201952113U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060235A (en) * | 2010-12-09 | 2011-05-18 | 江苏省特种设备安全监督检验研究院 | Braking glide quality tester for crane |
| CN103708353A (en) * | 2014-01-13 | 2014-04-09 | 东南大学 | Method for determining brake transient load position of crane (brake slip amount detection) |
| CN103759683A (en) * | 2014-01-26 | 2014-04-30 | 东南大学 | Device and method for detecting braking sliding amount of crane |
| CN105486265A (en) * | 2016-01-19 | 2016-04-13 | 祝凤金 | Crane brake down quantity detector and measurement method thereof |
| CN105858477A (en) * | 2015-08-11 | 2016-08-17 | 孙富亮 | Laser range finder capable of automatically adjusting position |
-
2010
- 2010-12-09 CN CN201020650657XU patent/CN201952113U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060235A (en) * | 2010-12-09 | 2011-05-18 | 江苏省特种设备安全监督检验研究院 | Braking glide quality tester for crane |
| CN102060235B (en) * | 2010-12-09 | 2013-01-23 | 江苏省特种设备安全监督检验研究院 | Braking glide quality tester for crane |
| CN103708353A (en) * | 2014-01-13 | 2014-04-09 | 东南大学 | Method for determining brake transient load position of crane (brake slip amount detection) |
| CN103708353B (en) * | 2014-01-13 | 2015-09-23 | 东南大学 | Crane brake downslide amount detects braking momentary duty method for determining position |
| CN103759683A (en) * | 2014-01-26 | 2014-04-30 | 东南大学 | Device and method for detecting braking sliding amount of crane |
| CN105858477A (en) * | 2015-08-11 | 2016-08-17 | 孙富亮 | Laser range finder capable of automatically adjusting position |
| CN105858477B (en) * | 2015-08-11 | 2017-08-01 | 孙富亮 | A kind of laser range finder of energy automatic position adjusting function |
| CN105486265A (en) * | 2016-01-19 | 2016-04-13 | 祝凤金 | Crane brake down quantity detector and measurement method thereof |
| CN105486265B (en) * | 2016-01-19 | 2018-06-08 | 菏泽学院 | Brake glide quantity detector of crane and its measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110831 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |