CN2895178Y - Hand multifunctional laser contact net detecting instrument - Google Patents
Hand multifunctional laser contact net detecting instrument Download PDFInfo
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- CN2895178Y CN2895178Y CN 200520125253 CN200520125253U CN2895178Y CN 2895178 Y CN2895178 Y CN 2895178Y CN 200520125253 CN200520125253 CN 200520125253 CN 200520125253 U CN200520125253 U CN 200520125253U CN 2895178 Y CN2895178 Y CN 2895178Y
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- laser distance
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Abstract
The utility model provides a hand-push type multipurpose laser contact line detector, which comprises wheels, a vehicle body, a handspike, a measuring sight head and a data processor. Wheels are arranged at the bottom of the vehicle body, while the handspike is arranged on the vehicle body and the measuring sight head and data processor are all arranged on the vehicle body; the measuring sight head consists of a laser distance sensor, a camera and a light splitting prism. The light splitting prism is arranged in the front of the laser distance sensor, while the camera is arranged directly beneath the light splitting prism. The data processor consists of a control circuit, a liquid crystal display, a control keyboard and an electrical source. The video output of the camera is connected with the liquid crystal display. The utility model can be performed on the track and be collimated by camera and at the same time aiming optical axis and the distance measuring optical shaft have the same axis so that the utility model has merits of rapid measuring speed, high aiming precision and high automation degree.
Description
Technical field
The utility model relates to electrification railway contact net geometric parameter check implement.
Background technology
Present known electrification railway contact net geometric parameter check implement has three classes, 1) the contact insulating bar, cooperate scale graduation, adopt and hang mensuration, this method is affected by environment big, and survey precision is poor.2) hand-held laser contact net detection instrument, because instruments weight is big, the labor strength height, optical sighting is adopted in aiming, the aiming difficulty, measuring speed is slow, and degree of automation is low.3) catenary ' s parameters inspection vehicle, on the train body of a standard, install and measure bow, measure bow in the train operation and contact the netting twine contact, by measuring the stagger that bends built-in displacement sensor contact system and leading height, be applicable to that trunk circuit irregularly detects, be not suitable for the maintenance repair maintenance of electrified railway power supply section and the construction of unit in charge of construction and detect.
Summary of the invention
The utility model is in order to overcome the deficiency of existing electrification railway contact net geometric parameter check implement, adapt to the continuous demand for raising speed of railway, the hand-push type multifunction laser contact net detection instrument that a kind of measuring speed is fast, pointing accuracy is high, degree of automation is high is provided, is applicable to that the maintenance repair maintenance of electrified railway power supply section and the construction of unit in charge of construction detect.
The utility model adopts following technical solution:
This detector is made up of wheel, car body, push rod, measurement aiming head and data handler, and wheel is installed in the car body bottom, and push rod is installed on the car body, measures aiming head and data handler and all places on the car body; Measure the aiming head and comprise laser distance sensor, camera and Amici prism, Amici prism is arranged on the place ahead of laser distance sensor, and the right side plane of incidence of the outgoing beam of laser distance sensor and Amici prism is vertical, camera be placed on the Amici prism below plane of incidence under, and the optical axis of this camera is vertical and vertical with the laser distance sensor outgoing beam with the Amici prism below plane of incidence; Data handler comprises control circuit, Liquid Crystal Display (LCD), supervisory keyboard and power supply, and Liquid Crystal Display (LCD), supervisory keyboard, stepping motor all are connected with control circuit and power supply, and the video output of camera is connected with Liquid Crystal Display (LCD).
Laser distance sensor and camera are installed on the same transmission shaft, and this transmission shaft is connected with stepping motor, and the photoimpact coder that is used for taking measurement of an angle is installed.
Data handler can be connected with computing machine by data line, carries out data transmission.
During detection, promote push rod car body is moved along the electrified railway track.The Amici prism of the direct permeametry aiming of the image of contact netting twine head arrives camera, and the outgoing beam of laser distance sensor turns to by 90 degree and arrives the contact system line.Make the light path of camera and the light path coaxial of laser distance sensor like this.Thereby eliminated the parallax that camera and laser distance sensor are produced when aiming, improved pointing accuracy.Utilize the cross line generation function of existing camera, when by the image of survey line or point and cross line coincidence, then aim at.Cross line can carry out the position adjustment by software, and the minimal illumination of camera is 0Lux, so just can adapt to the various light intensity occasions that human eye can be experienced.
Leading high measurement realizes by the laser distance sensor of measuring in the aiming head.Measurement pattern has two kinds, and a kind of is to measure an aiming automatic tracking contact system, to the contact system continuous gauging, is applicable to the type that the laser distance sensor survey frequency is low; Another kind is to measure the aiming head to come flyback, picks up the geometric data of aerial netting twine fast, is applicable to the type that the laser distance sensor survey frequency is high.
The utility model can be carried out in orbit, adopts the camera aiming, aims at optical axis and range observation light shaft coaxle simultaneously.Aiming is efficient and convenient during static one-point measurement, the precision height.Occasion at successive dynamic measuring needn't aim at, and realizes full-automatic the measurement.The utility model measuring speed is fast, pointing accuracy is high, degree of automation is high, alleviates labor strength.Adapt to various light intensity occasions, be applicable to that the maintenance repair maintenance of electrified railway power supply section and the construction of unit in charge of construction detect.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3,4,5 is a structural representation of measuring the aiming head in the utility model.
Fig. 6 is a control circuit functional block diagram of measuring aiming head and data handler in the utility model.
Wherein: 1, wheel, 2, car body, 3, push rod, 4, measure the aiming head, 5, data handler, 6, stepping motor, 7, Liquid Crystal Display (LCD), 8, the photoimpact coder, 9, transmission shaft, 10, target, 11, laser distance sensor, 12, Amici prism, 13, camera
The specific embodiment
Embodiment:
Fig. 1 and Fig. 2 have provided structural representation of the present utility model, this detector by car body 2, measure aiming 4 and data handler 5 is formed, integral body is the three-wheel isosceles triangular structure.The car body bottom is equipped with wheel 1, and push rod 3 is installed on the car body.Measure aiming 4 and place on the car body 2, data handler 5 is connected with car body 2 by a support.Measure aiming 4 and be connected, by transmission over radio and data handler realization data interaction with data handler 5.
The structure of measuring aiming 4 is shown in Fig. 3,4,5, form by laser distance sensor 11, camera 13, Amici prism 12, photoimpact coder 8 and micro-step motor 6, Amici prism 12 is arranged on the left of laser distance sensor 11, and the right side plane of incidence of the outgoing beam of laser distance sensor 11 and Amici prism 12 is vertical, camera 13 be arranged on Amici prism 12 under, and the optical axis of this camera 13 is vertical and vertical with the outgoing beam of laser distance sensor 11 with the Amici prism 12 below planes of incidence.Laser distance sensor 11 is installed on the same transmission shaft 9 with camera 13, and this transmission shaft is connected with stepping motor 6, and the rotor of photoimpact coder 8 is installed, and photoimpact coder 8 is used for taking measurement of an angle.Stepping motor 6 is by its associated processing circuit control.By the drive of stepping motor 6, laser distance sensor 11, camera 13 and the Amici prism 12 of measuring aiming 4 can rotate, with run-home 10.Camera 13 is connected with Liquid Crystal Display (LCD) 7.Vision signal is passed to Liquid Crystal Display (LCD) 7.The cross line that camera 13 itself produces is presented on the Liquid Crystal Display (LCD) 7, and the image of tested contact netting twine overlaps with the cross line point of crossing then to be represented to have aimed to contact netting twine.
Measure aiming 4 employing cameras, 13 aiming, utilize the cross line generation function of existing camera 13, for aiming provides great convenience.The image of target contact netting twine 10 directly sees through Amici prism 12 and arrives camera 13, and the outgoing beam of laser distance sensor 11 turns to by 90 degree and arrives target contact netting twine 10.Make the light path of camera 13 and the light path coaxial of laser distance sensor 11 like this.Thereby eliminated camera 13 and the parallax that laser distance sensor 11 is produced when aiming at, improved pointing accuracy.When overlapping, the image of measured target 10 and cross line then aim at.Cross line can carry out the position adjustment by camera 13 self software, provides convenience for calibration instrument like this.The minimal illumination 0Lux of camera 13 can adapt to the various light intensity occasions that human eye can be experienced.Open the infrared mode of camera 13, can get rid of the influence of natural daylight fully.
Leading high measurement realizes by measuring aiming 4 an interior laser distance sensor 11.Measurement pattern has two kinds, and a kind of is to measure aiming 4 an automatic tracking contact system, to the contact system continuous gauging, is applicable to the low type of laser distance sensor 11 survey frequencies; Another kind is to measure aiming 4 to come flyback, picks up the geometric data of aerial netting twine fast, is applicable to the type that the laser distance sensor survey frequency is high.When measurement aiming 4 aiming contact netting twines 10, start laser measurement sensor 11 and send laser, diffuser reflection takes place in laser on measured target 10, the diffuser reflection light beam is received by the receiver lens of laser distance sensor 11, obtains contacting netting twine by built-in circuit analysis processing and leads height.
Data handler 5 comprises control circuit, Liquid Crystal Display (LCD) 7, supervisory keyboard and power supply.Liquid Crystal Display (LCD), supervisory keyboard, stepping motor 6 all are connected with control circuit and power supply.The video output of camera 13 is connected with Liquid Crystal Display (LCD) 7.Control circuit is embodied on the built-in circuit card.Power supply adopts battery, is supervisory keyboard, Liquid Crystal Display (LCD) 7, stepping motor 6 and camera 13 power supplies.Data handler can transmit data by data line and compunication.
Fig. 6 has provided the control circuit functional block diagram of measuring aiming head and data handler in the utility model.Native system mainly contains two processor MCU 1 and MCU2 and peripheral circuit thereof and forms.MCU1 mainly is responsible for data acquisition, has realized aiming by the control to stepping motor and camera; By the control of photoelectric encoder and laser range sensor having been finished the basic specification collection of angle measurement and range finding.MCU2 mainly is responsible for data handing, man-machine interface and system's control, has finished data computation, demonstration, storage and transmission; Finished the control of people by keyboard to total system.MCU1 communicates by letter with wireless mode by serial port with MCU2, has finished the information exchange between the two processor.
Claims (2)
1, a kind of hand-push type multifunction laser contact net detection instrument, form by wheel, car body, push rod, measurement aiming head and data handler, wheel is installed in the car body bottom, and push rod is installed on the car body, it is characterized in that: measure aiming head and data handler and all place on the car body; Measure the aiming head and comprise laser distance sensor, camera and Amici prism, Amici prism is arranged on the place ahead of laser distance sensor, and the right side plane of incidence of the outgoing beam of laser distance sensor and Amici prism is vertical, camera be placed on Amici prism under, and the optical axis of this camera and the Amici prism below plane of incidence is vertical and vertical with the laser distance sensor outgoing beam; Data handler comprises control circuit, Liquid Crystal Display (LCD), supervisory keyboard and power supply.Liquid Crystal Display (LCD), supervisory keyboard, stepping motor all are connected with control circuit and power supply, and the video output of camera is connected with Liquid Crystal Display (LCD).
2, hand-push type multifunction laser contact net detection instrument according to claim 1, it is characterized in that: laser distance sensor and camera are installed on the same transmission shaft, this transmission shaft is connected with stepping motor, and the photoimpact coder that is used for taking measurement of an angle is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520125253 CN2895178Y (en) | 2005-12-02 | 2005-12-02 | Hand multifunctional laser contact net detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520125253 CN2895178Y (en) | 2005-12-02 | 2005-12-02 | Hand multifunctional laser contact net detecting instrument |
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| Publication Number | Publication Date |
|---|---|
| CN2895178Y true CN2895178Y (en) | 2007-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520125253 Expired - Fee Related CN2895178Y (en) | 2005-12-02 | 2005-12-02 | Hand multifunctional laser contact net detecting instrument |
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| CN (1) | CN2895178Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100544997C (en) * | 2007-08-20 | 2009-09-30 | 济南蓝动激光技术有限公司 | Full digitized laser contact net parameter detecting instrument of electrified railroad |
| CN101947962A (en) * | 2010-08-27 | 2011-01-19 | 南京大学 | Rapid non-contact measuring method of railway intrusion boundary |
| CN103569154A (en) * | 2012-07-26 | 2014-02-12 | 上海工程技术大学 | Cloud data processing method for rail architectural space scanning information |
| CN104406521A (en) * | 2014-12-15 | 2015-03-11 | 济南蓝动激光技术有限公司 | Vision measurement technology-based catenary geometric parameter measurement instrument and detection method |
| CN104554342A (en) * | 2014-12-06 | 2015-04-29 | 呼和浩特铁路局科研所 | Detection device for track smoothness |
| CN106143530A (en) * | 2016-06-17 | 2016-11-23 | 中铁二院工程集团有限责任公司 | Routing inspection trolley for suspension type monorail traffic system box track girder |
| CN107462161A (en) * | 2017-06-28 | 2017-12-12 | 无锡威奥液压机电设备有限公司 | A kind of subway rail displacement detector |
| CN107869970A (en) * | 2017-12-26 | 2018-04-03 | 苏州贝尔纳德铁路设备有限公司 | A kind of parallel track degree detection means |
-
2005
- 2005-12-02 CN CN 200520125253 patent/CN2895178Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100544997C (en) * | 2007-08-20 | 2009-09-30 | 济南蓝动激光技术有限公司 | Full digitized laser contact net parameter detecting instrument of electrified railroad |
| CN101947962A (en) * | 2010-08-27 | 2011-01-19 | 南京大学 | Rapid non-contact measuring method of railway intrusion boundary |
| CN103569154A (en) * | 2012-07-26 | 2014-02-12 | 上海工程技术大学 | Cloud data processing method for rail architectural space scanning information |
| CN103569154B (en) * | 2012-07-26 | 2016-04-27 | 上海工程技术大学 | A kind of Processing Method of Point-clouds of rail architectural space scanning information |
| CN104554342A (en) * | 2014-12-06 | 2015-04-29 | 呼和浩特铁路局科研所 | Detection device for track smoothness |
| CN104406521A (en) * | 2014-12-15 | 2015-03-11 | 济南蓝动激光技术有限公司 | Vision measurement technology-based catenary geometric parameter measurement instrument and detection method |
| CN106143530A (en) * | 2016-06-17 | 2016-11-23 | 中铁二院工程集团有限责任公司 | Routing inspection trolley for suspension type monorail traffic system box track girder |
| CN106143530B (en) * | 2016-06-17 | 2018-09-21 | 中铁二院工程集团有限责任公司 | Routing inspection trolley for suspension type monorail traffic system box track girder |
| CN107462161A (en) * | 2017-06-28 | 2017-12-12 | 无锡威奥液压机电设备有限公司 | A kind of subway rail displacement detector |
| CN107869970A (en) * | 2017-12-26 | 2018-04-03 | 苏州贝尔纳德铁路设备有限公司 | A kind of parallel track degree detection means |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |