CN200989527Y - Inter-pipeline image detector - Google Patents

Inter-pipeline image detector Download PDF

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Publication number
CN200989527Y
CN200989527Y CN 200620049600 CN200620049600U CN200989527Y CN 200989527 Y CN200989527 Y CN 200989527Y CN 200620049600 CN200620049600 CN 200620049600 CN 200620049600 U CN200620049600 U CN 200620049600U CN 200989527 Y CN200989527 Y CN 200989527Y
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China
Prior art keywords
unit
output terminal
input end
mcu
crawl device
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Expired - Lifetime
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CN 200620049600
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Chinese (zh)
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胡仁昱
何静
陈侠
胡泷
吴德清
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CETC 50 Research Institute
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CETC 50 Research Institute
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Abstract

The utility model discloses a new image detector in pipeline, containing an executing component, a control chassis unit and a displayer. An output of the control chassis unit is connected with the LCD displayer and the executing component respectively. The utility model is characterized in that the control chassis unit contains a video editor unit, an industrial control computer, an MCU control circuit and a photoelectric coupling unit, wherein an input interface of the video editor unit is connected with a camera and an output interface is connected with an input interface of the control chassis unit; an output interface of the control chassis unit is connected with the displayer; the control chassis unit is connected to the MCU control circuit bidirectionally; the MCU control circuit is connected with an input interface of a control stand unit and connected bidirectionally with the photoelectric coupling unit; an output interface of the photoelectric coupling unit is connected with the executing component, inlcuding the working status of the control executing component. The utility model can control the detector and do a real-time image and data edition to the collected images in pipeline in the project site to realize functions of recording and handling disease in pipeline in a real time.

Description

A kind of novel pipe interior image detector
Technical field
The utility model relates to a kind of novel pipe interior image detector that is used for each hardware capability of equipment is controlled and can be realized various pipes inside such as drainage pipe are existed the piping disease detection by software operation.
Background technique
Emergent detection repairing and conventional sense that pipe interior image detector is mainly used in after the Urban Buried Pipeline Network damage and crack are leaked are safeguarded, the depth of burying of pipeline and trend etc. in internal soundness, user mode and the pipe network of detection underground pipe network.Original pipe interior image detector mainly adopts vidicon camera to match with the robot that can walk in pipeline and detects the damaged situation of pipe interior, and the monitor unit that the pipe interior image of gathering is transferred to the pipe under test outer end is shown that in real time workmen and inspector can observe the truth of pipe interior by monitor unit by wired mode.Original such product structure schematic representation as shown in Figure 1.Comprise power unit 100 and controlling component 200, power unit 100 comprises camera 101, crawl device 102, operating unit 103, is linked in sequence; Described controlling component 200 comprises light power self-resetting switch 201, motor circuit self-resetting switch 202, character superpositing unit 203, meter counter 204 and the video amplifier 205.Also comprise motor driving parts 206, with motor circuit self-resetting switch 202; Suggestion comprises monitor unit 207, is connected with character superpositing unit 203.Though can the monitor unit that the pipe interior image of gathering is transferred to the pipe under test outer end be shown in real time, but because structural reason, there is following subject matter in this pipe interior image detector: (1) detector image store capacity little (because adopt video tape recorder to preserve the pipe interior image of gathering, so have only the storage capacity of a box video film); (2) man-machine interface is unfriendly, operate dumb, poor expandability; (3) can't carry out data processing and tabular analysis to the pipe interior image of gathering at engineering site.Therefore, save the cost that municipal administration is safeguarded with greatly improving the working efficiency of pipeline maintainer when keeping in repair if can in time carry out editing and processing and have friendly more man machine operation interface at engineering site to the pipe interior image of gathering.
Summary of the invention
The utility model is defective and the deficiency at original pipe interior image detector, and the inner image detector of a kind of novel pipeline based on software control of design.It is unfriendly and can't carry out problems such as real-time image and data editing processing to the pipe interior image of gathering at engineering site that the utility model has solved the operation of existing product man-machine interface.
The utility model is to reach to solve the problems of the technologies described above the technological scheme of taking and be: a kind of novel pipe interior image detector comprises power unit, controller box unit and display screen; Described power unit comprises a camera, a crawl device, a control frame unit, and described camera, a crawl device, a control frame sequence of unit connect; The output terminal of described control frame unit is connected with the controller box unit by a transmission conjunction cable; The output of described controller box unit is connected with power unit with liquid crystal display panel respectively; Be characterized in that described controller box unit comprises video editing unit, process control machine, MCU control circuit and photoelectricity coupling unit; Wherein:
Described camera is connected with the input end of video editing unit, and the output terminal of video editing unit is connected with input end of industrial control machine;
The output terminal of described process control machine is connected with display screen; This process control machine also is connected with the MCU control circuit is two-way;
Described MCU control circuit is connected with the input end of control frame unit, and this MCU control circuit also is connected with the photoelectricity coupling unit is two-way;
The output terminal of described photoelectricity coupling unit is connected with power unit, comprises crawl device working state, lamp source working state and the adjustment of camera state in the control executive component.
Above-mentioned a kind of novel pipe interior image detector, wherein, described MCU control circuit comprises: light voltage protection unit, crawl device current of electric protected location, crawl device electric-motor drive unit, light stepping regulon, pulse numeration unit and MCU single-chip microcomputer; Wherein,
The output terminal of described light voltage protection unit, crawl device current of electric protected location is connected with the input end of photoelectricity coupling unit;
The output terminal of described photoelectricity coupling unit is connected with the input end of crawl device electric-motor drive unit, light stepping regulon respectively;
The output terminal of described pulse numeration unit is connected with the input end of MCU single-chip microcomputer;
Described MCU single-chip microcomputer is connected with the photoelectricity coupling unit is two-way, and is connected with process control machine is two-way.
Above-mentioned a kind of novel pipe interior image detector, wherein, described control frame unit is made up of a transmission cable and rotary angle encoder assembly; Wherein: the input end of a described transmission cable is connected with the output terminal of crawl device, is connected with a described transmission conjunction cable after the output terminal parallel connection of rotary angle encoder assembly and this transmission cable again.
Above-mentioned a kind of novel pipe interior image detector, wherein, described rotary angle encoder assembly comprises a rotary angle encoder and a level translator; The output terminal of described rotary angle encoder is connected with the input end of level translator, and the output terminal of level translator is connected with the input end of MCU control circuit.
Above-mentioned a kind of novel pipe interior image detector, wherein, described transmission conjunction cable is made of the multicore composite cable.
Above-mentioned a kind of novel pipe interior image detector, wherein, described transmission cable is made of the multicore composite cable.
Because the utility model has adopted above technological scheme, by the operation of process control machine software interface the hardware of detector is controlled the device of handling with the collection in worksite data in real time, make this instrument reach the usage requirement of engineering site.
Description of drawings
Fig. 1 is the electrical block diagram of prior art pipe interior image detector.
Fig. 2 is the structural representation of a kind of novel pipe interior image detector of the utility model.
Fig. 3 is the electrical block diagram of the MCU control circuit of a kind of novel pipe interior image detector of the utility model.
Fig. 4 is the workflow schematic representation of a kind of novel pipe interior image detector of the utility model.
Embodiment
See also Fig. 2, Fig. 3.A kind of novel pipe interior image detector of the utility model comprises power unit 1, controller box unit 2 and display screen 3; Described power unit comprises a camera 11, a crawl device 12, a control frame unit 13 (please cooperate referring to Fig. 3), and described camera, a crawl device, a control frame sequence of unit connect; The output terminal of described control frame unit 13 is connected with controller box unit 2 by a transmission conjunction cable 14, and this transmission conjunction cable is made of the multicore composite cable.In the use transmission conjunction cable long meeting cause transmit the distortion of image, therefore, wish that this transmission conjunction cable is short as far as possible, the transmission conjunction cable 14 of present embodiment is designed to ten meters.The output of described controller box unit 2 is connected with power unit 1 with liquid crystal display panel 3 respectively.This controller box unit 2 comprises video editing unit 21, process control machine 22, MCU control circuit 23 and photoelectricity coupling unit 24; Wherein: described camera 11 is connected with the input end of video editing unit 21, and the output terminal of video editing unit 21 is connected with the input end of process control machine 22; The output terminal of described process control machine 22 is connected with display screen 3; This process control machine and with 23 two-way connections of MCU control circuit.Described MCU control circuit 23 is connected with the input end of control frame unit 13, this MCU control circuit 23 and with 24 two-way connections of photoelectricity coupling unit; The output terminal of photoelectricity coupling unit is connected with power unit, comprises control crawl device working state, control lamp source working state, the adjustment of camera state.
Control frame unit 13 forms 132 by transmission cable 131 and rotary angle encoder assembly; Described transmission cable 131 is made of the multicore composite cable, considers equally not make the image transmitted distortion, designs this transmission cable 150 meters left and right sides length according to actual conditions.The input end of this transmission cable is connected with the output terminal of crawl device, is connected with transmission conjunction cable 14 after the output terminal parallel connection of rotary angle encoder assembly and multicore composite cable 131.Described rotary angle encoder assembly 132 comprises a rotary angle encoder 1321 and a level translator 1322; The output terminal of described rotary angle encoder is connected with the input end of level translator, and the output terminal of level translator is connected with the input end of MCU control circuit 23.
See also Fig. 3.Described MCU control circuit 23 comprises: light voltage protection unit 231, crawl device current of electric protected location 232, crawl device electric-motor drive unit 233, light stepping regulon 234, pulse numeration unit 235 and MCU single-chip microcomputer 236; Wherein, The output terminal of described light voltage protection unit, crawl device current of electric protected location is connected with the input end of photoelectricity coupling unit; The output terminal of described photoelectricity coupling unit is connected with the input end of crawl device electric-motor drive unit, light stepping regulon respectively; The output terminal of described pulse numeration unit is connected with the input end of MCU single-chip microcomputer; Described MCU single-chip microcomputer is connected with the photoelectricity coupling unit is two-way, and is connected with process control machine is two-way.
The analog video signal that controller box unit of the present utility model is passed camera back converts digital video signal to, is presented on the display screen in real time, and has functions such as video record, video playback, candid photograph image.Can communicate the realization of control detection instrument hardware capability by process control machine serial ports and MCU control unit.
See also Fig. 4.Main interface is divided into control functional zone 41 and video display function district 42 two large divisions in the control flow of the present utility model, concentrated all functions button of this controller box unit, mainly comprise video record 420, video playback 421, capture picture 422, picture browsing 423, information inquiry 424, system is provided with 425, OSD (video editing) function 426, comprise luminance video, contrast ratio, the picture that saturation ratio and tone are regulated regulates 427, player function 438 videos conversion 429, and external hardware control function 411, camera light prompt 412, camera reset position 413, motor overload protection 414 etc.; When system was in preview state, what the video display place showed was real-time imaging, and when system was in playback state, what the video display place showed was video.In addition, the user uses for convenience, also has right button function, click the video display place at main interface by mouse right button, shortcut menu can appear, by shortcut menu, can finish video record, candid photograph picture, picture browsing, video playback, video conversion, the several users of imprinting CDs operation commonly used.
The concrete function of each function button is as follows:
Video record: mainly finish the compression and the storage of video, current Video Document is stored on the hard disk in real time, Compressed Image Format is MPEG4.
Video playback: mainly finish the broadcast of video file, what this moment, the video display place showed is video.
Capture picture: mainly finish under preview or the playback state, to the candid photograph of video image, the image of candid photograph is kept on the hard disk, and form is the BMP bitmap.
Picture browsing: can browse in order all pictures of capturing, also can select to browse, can amplify and dwindle picture, so that the user checks detail section.
Information inquiry: mainly be in order to allow the user that certain field operation situation is write down or inquires about, to comprise: before certain subjob, this subjob situation is noted down, write .txt file and preservation; Check the situation record of operation in the past etc.
System is provided with: mainly comprise three parts, and the video record management, time, apart from Show Color, form, the path is provided with.The video record management is used for being provided with video recording quality and frame per second, and higher video recording quality settings needs than the big hard disk space, and the frame per second setting is high more, and then the video file of same time span is big more, but the video image continuity is good.The path is provided with the storing path that is used for changing video recording and picture.
Osd function: mainly finish the range information that stack Time of Day information, camera advance on video pictures, and the user is by keyboard reference character on video pictures.The Show Color of time, distance and reference character can be set, consider the custom of country variant, the time showing form can be adjusted, and distance shows the metric and English conversion that can carry out length unit.
Luminance video, contrast ratio, saturation ratio, tone are regulated: mainly be to be convenient to the environment of user according to field operation, regulate image quality, the picture effect that different adjusting combinations can obtain expecting.
Player function: when mainly finishing playing back videos video is controlled, such as time-out, F.F., retreat, frame advances, stop, playing, also can drag scroll bar and come displaying video.
External hardware control function: mainly finish quickcam image focusing and advance, stop and retreating, make the user come the realization of control hardware function by software with the control crawl device.
Video conversion function: in software, directly call existing video format conversion software, convert the .asf video file to MPEG2 DVD form, be convenient to directly to play after user's imprinting with DVD.
Camera lamplight brightness prompt facility: by communicating by letter with MCU, when using the standard configuration camera, when light adjusting control surpasses the peak output that shot-light allowed, software can be reported to the police, and in the picture upper left corner prompted dialog frame appears, start 30 seconds timer simultaneously, this moment still can proper functioning.In these 30 seconds, if brightness is turned down, dialog box and chimes of doom disappear automatically, otherwise the communication light by the MCU control unit is protected automatically after 30 seconds, and prompting user light extinguishes.
Rotating camera resets function is set: mainly be to be convenient to the user according to using actual conditions to adjust the rotating camera reset position.The user can adjust PAN and ROTATE rotational time respectively, scope is between 30 to 128, if the angle of swing of rotating camera is bigger than normal apart from center line, then reduce corresponding numerical value, if the angle of swing of rotating camera is less than normal apart from center line, then increase corresponding numerical value, the user can constantly carry out above operation, reaches requirement up to the rotating camera reset position.
The motor overload protective function: when the crawl device motor overload, the software master prompted dialog frame occurs on the interface, the keys deactivation that in 30 seconds, moves forward and backward, and 30 seconds rear motor overload protections recover proper functioning.
The editing and processing of real-time image and data is controlled and at engineering site the pipe interior image of gathering is carried out to the utility model to the hardware of detector by the operation of controller box unit.Reaching engineering site can real time record and the function of handling piping disease.

Claims (6)

1, a kind of novel pipe interior image detector comprises power unit, controller box unit and display screen; Described power unit comprises a camera, a crawl device, a control frame unit, and described camera, a crawl device, a control frame sequence of unit connect; The output terminal of described control frame unit is connected with the controller box unit by a transmission conjunction cable; The output of described controller box unit is connected with power unit with liquid crystal display panel respectively; It is characterized in that described controller box unit comprises video editing unit, process control machine, MCU control circuit and photoelectricity coupling unit; Wherein:
Described camera is connected with the input end of video editing unit, and the output terminal of video editing unit is connected with input end of industrial control machine;
The output terminal of described process control machine is connected with display screen; This process control machine also is connected with the MCU control circuit is two-way;
Described MCU control circuit is connected with the input end of control frame unit, and this MCU control circuit also is connected with the photoelectricity coupling unit is two-way;
The output terminal of described photoelectricity coupling unit is connected with power unit, comprises crawl device working state, lamp source working state and the adjustment of camera state in the control executive component.
2, a kind of novel pipe interior image detector according to claim 1, it is characterized in that described MCU control circuit comprises: light voltage protection unit, crawl device current of electric protected location, crawl device electric-motor drive unit, light stepping regulon, pulse numeration unit and MCU single-chip microcomputer; Wherein,
The output terminal of described light voltage protection unit, crawl device current of electric protected location is connected with the input end of photoelectricity coupling unit;
The output terminal of described photoelectricity coupling unit is connected with the input end of crawl device electric-motor drive unit, light stepping regulon respectively;
The output terminal of described pulse numeration unit is connected with the input end of MCU single-chip microcomputer;
Described MCU single-chip microcomputer is connected with the photoelectricity coupling unit is two-way, and is connected with process control machine is two-way.
3, a kind of novel pipe interior image detector according to claim 1 is characterized in that described control frame unit is made up of a transmission cable and rotary angle encoder assembly; Wherein: the input end of a described transmission cable is connected with the output terminal of crawl device, is connected with a described transmission conjunction cable after the output terminal parallel connection of rotary angle encoder assembly and this transmission cable again.
4, a kind of novel pipe interior image detector according to claim 3 is characterized in that described rotary angle encoder assembly comprises a rotary angle encoder and a level translator; The output terminal of described rotary angle encoder is connected with the input end of level translator, and the output terminal of level translator is connected with the input end of MCU control circuit.
5, according to claim 1 or 3 described a kind of novel pipe interior image detectors, it is characterized in that described transmission conjunction cable is made of the multicore composite cable.
6, a kind of novel pipe interior image detector according to claim 3 is characterized in that described transmission cable is made of the multicore composite cable.
CN 200620049600 2006-12-27 2006-12-27 Inter-pipeline image detector Expired - Lifetime CN200989527Y (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103244832A (en) * 2013-05-24 2013-08-14 北京隆科兴非开挖工程有限公司 Pipeline inspection device and supply voltage regulator circuit thereof
CN103313038A (en) * 2013-05-24 2013-09-18 北京隆科兴非开挖工程有限公司 Pipeline inspection tester
CN103423596A (en) * 2013-07-16 2013-12-04 清华大学 Drainage pipeline detection and assessment method using handheld video and closed circuit television
CN105049803A (en) * 2015-07-14 2015-11-11 武汉中仪物联技术股份有限公司 Portable pipeline inspection controller
CN105065917A (en) * 2015-08-24 2015-11-18 苏交科集团股份有限公司 Urban drainage network online detection method
CN113253169A (en) * 2021-04-30 2021-08-13 上海交通大学 Magnetic resonance safe rotary encoder and rotation angle detection method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103244832A (en) * 2013-05-24 2013-08-14 北京隆科兴非开挖工程有限公司 Pipeline inspection device and supply voltage regulator circuit thereof
CN103313038A (en) * 2013-05-24 2013-09-18 北京隆科兴非开挖工程有限公司 Pipeline inspection tester
CN103313038B (en) * 2013-05-24 2016-05-25 北京隆科兴非开挖工程股份有限公司 Pipe inspection instrument
CN103423596A (en) * 2013-07-16 2013-12-04 清华大学 Drainage pipeline detection and assessment method using handheld video and closed circuit television
CN103423596B (en) * 2013-07-16 2015-08-19 清华大学 A kind of drainpipe detecting and appraisal procedure applying handheld video and closed circuit TV
CN105049803A (en) * 2015-07-14 2015-11-11 武汉中仪物联技术股份有限公司 Portable pipeline inspection controller
CN105065917A (en) * 2015-08-24 2015-11-18 苏交科集团股份有限公司 Urban drainage network online detection method
CN105065917B (en) * 2015-08-24 2017-06-23 苏交科集团股份有限公司 Urban drainage pipe network online test method
CN113253169A (en) * 2021-04-30 2021-08-13 上海交通大学 Magnetic resonance safe rotary encoder and rotation angle detection method
CN113253169B (en) * 2021-04-30 2022-03-01 上海交通大学 Magnetic resonance safe rotary encoder and rotation angle detection method

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Granted publication date: 20071212

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