CN104296824A - Video water level gauge - Google Patents
Video water level gauge Download PDFInfo
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- CN104296824A CN104296824A CN201410591042.7A CN201410591042A CN104296824A CN 104296824 A CN104296824 A CN 104296824A CN 201410591042 A CN201410591042 A CN 201410591042A CN 104296824 A CN104296824 A CN 104296824A
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Abstract
The invention discloses a video water level gauge which comprises visible water level scales (1) and a camera (2). The camera (2) is used for shooting the water level scales (1) and fixedly installed on a floater (3). The water level scales (1) are arranged on a vertical surveyor's pole (7), and the floater (3) is vertically and movably installed on the vertical surveyor's pole (7), a graduated scale (6) or a supporting rod (5). The video water level gauge can intuitively and accurately show water level height through the water level scales and then perform shooting through the camera to achieve remote water level monitoring, erroneous water level judgment caused by sensor faults is completely eradicated, the temperature drift of a sensor and other influences can be also avoided fundamentally, the scales shot by the camera are physical scales, scale marks and the camera are not influenced by the temperature drift, and the reliability of a water level observation result is high. Remote network monitoring is achieved, monitoring efficiency is improved, monitoring work amount and cost are reduced, and the video water level gauge is especially suitable for the fields of big rivers, reservoirs, dams and other projects.
Description
Technical field
The present invention relates to a kind of video water-level gauge.
Background technology
Waterlevel data is the important symbol of reflection water body, water flow variation, is observation element the most basic in hydrologic survey.Water-level observation data can directly apply in the process such as planning, design, construction of the engineerings such as dykes and dams, reservoir, power station, Yan Zha, water drainage, navigation channel, bridge.
Existing river level observation mainly comprises following two kinds of modes:
(1) artificial observation: by the level scale on supervisor's visual inspection embankment, and do complicate statistics and respective record.This Traditional Man observed pattern workload is huge, when carrying out water-level observation for the engineering project such as Large River, reservoir especially, needs to arrange multiple observation station, and the distance between each observation station may be far, and now artificial observation mode is difficult to be suitable for.Level scale is arranged on embankment and belongs to perfect condition, in a lot of situation, level scale is arranged on scale mark post in fact, completing artificial observation then needs supervisor just can complete the reading of level scale by ship near scale mark post, observes difficulty very large and there is certain danger.In addition, artificial observation mode also exists larger naked-eye observation error, and accuracy and the reliability of level scale reading result are poor.
(2) sensor-based intelligence observation: in use, exist and cause measurement data to occur the situation of mistake because of sensor degradation, and the accuracy of measurement of sensor is comparatively serious by the interference ratio of the environmental factors such as temperature, cannot avoid temperature drift, accuracy cannot ensure; In order to solve the problem of temperature drift, usually adopt the mode of temperature compensation to carry out compensate for disturbances, but also there is potential faults in temperature-compensation circuit, also cannot ensure the accuracy of water level monitoring originally.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of video water-level gauge is provided, height of water level is embodied intuitively by level scale, the remote monitoring of water level is realized again by camera shooting level scale, stop the water level erroneous judgement because sensor fault, temperature drift, compensating circuit fault etc. cause, the reliability of observed result of flooding.
The object of the invention is to be achieved through the following technical solutions: video water-level gauge, comprises visual level scale and camera, level scale is used for immediately embodying height of water level, and camera is for taking level scale, and camera is fixedly mounted on float.
Described level scale is arranged on embankment, and video water-level gauge also comprises the support bar that fixing close embankment is arranged, and float is up and down to be arranged on support bar, matches with the gradient of embankment in the angle of inclination of support bar.
Described level scale is arranged on graduated scale, matches with the gradient of embankment in the angle of inclination of graduated scale, and float is up and down to be arranged on graduated scale; Or video water-level gauge also comprises the support bar that fixing close graduated scale is arranged, and float is up and down to be arranged on support bar, matches with the angle of inclination of graduated scale in the angle of inclination of support bar.
Described level scale is arranged on vertical marker post, and vertical marker post is vertically fixed in river.
Described float is up and down to be arranged on vertical marker post.
Video water-level gauge also comprises the support bar that vertically fixing close vertical marker post is arranged, and float is up and down to be arranged on support bar.
Video water-level gauge also comprises level scale intelligence reading device, and level scale intelligence reading device is connected with the output terminal of camera, and the level scale image that level scale intelligence reading device is used for taken by camera calculates height of water level numerical value.
Described level scale intelligence reading device and video water-level gauge have a style of one's own, or adopt split-type structural to be connected with video water-level gauge.
Described level scale intelligence reading device is provided with wireless communication module, for realizing the communication of level scale intelligence reading device and host computer or monitoring center's server.
Video water-level gauge also comprises monitoring center's server, camera is connected with monitoring center server by cordless communication network, monitoring center's server is provided with image analysis processing software, and the level scale image that image analysis processing software is used for taken by camera calculates height of water level numerical value.
Level scale image can be artificially observed to judge height of water level numerical value by staff, also height of water level numerical value can be drawn through software analysis and process.
Show that the implementation of height of water level numerical value comprises two kinds intelligently through software analysis and process:
(1) video water-level gauge also comprises monitoring center's server, camera is connected with monitoring center server by cordless communication network, monitoring center's server is provided with image analysis processing software, and the level scale image that image analysis processing software is used for taken by camera calculates height of water level numerical value.
(2) video water-level gauge carries level scale intelligence reading device, level scale intelligence reading device is connected with the output terminal of camera, level scale intelligence reading device and video water-level gauge have a style of one's own, and the level scale image that level scale intelligence reading device is used for taken by camera calculates height of water level numerical value.
On this basis, also can arrange a display screen, display screen is connected with the output terminal of level scale intelligence reading device, and display screen and video water-level gauge have a style of one's own, the height of water level numerical value that display screen reads for showing level scale intelligence reading device.
Certainly, level scale intelligence reading device also can adopt the structure with video water-level gauge split, and namely level scale intelligence reading device is arranged between video water-level gauge and monitoring center's server.
Further, in order to realize remote monitoring, level scale intelligence reading device is provided with wireless communication module, for realizing the communication of level scale intelligence reading device and host computer or monitoring center's server.
The invention has the beneficial effects as follows:
1) intuitively, exactly height of water level is embodied by level scale, water level remote monitoring is realized again by camera shooting level scale, stop the water level erroneous judgement caused because of sensor fault, also the impacts such as the temperature drift of sensor can fundamentally be avoided, the impact of temperature-compensation circuit fault can be avoided simultaneously, what camera photographed is physics scale, and scale mark and camera all can not be subject to the impact of temperature drift, and the reliability of water-level observation result is high;
2) achieve telecommunication network monitoring, improve monitoring efficiency, reduce monitoring amount and cost, be specially adapted to the engineering fields such as Large River, reservoir, dykes and dams;
3) on-the-spot read data, display data are supported, when data exception, the dial chart picture that can directly be photographed by camera is sent to server and artificially observes level scale image to judge height of water level by staff, verifies the data that level scale intelligence reading device scene reads;
4) camera is arranged on float, guarantees that camera does adaptive lifting with the lifting of water level; Float is up and down to be arranged on vertical marker post or support bar, and when float fluctuates, the spacing of camera and level scale keeps constant, and the shooting distance of camera is stablized, and shooting effect is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one video water-level gauge;
Fig. 2 is the structural representation of the embodiment of the present invention two video water-level gauge;
Fig. 3 is the structural representation of the embodiment of the present invention three video water-level gauge;
Fig. 4 is the structural representation of the embodiment of the present invention four video water-level gauge;
Fig. 5 is the structural representation of the embodiment of the present invention five video water-level gauge;
In figure, 1-level scale, 2-camera, 3-float, 4-embankment, 5-support bar, 6-graduated scale, 7-vertical marker post.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
Video water-level gauge, comprises visual level scale 1 and camera 2, and level scale 1 is for immediately embodying height of water level, and camera 2 is for taking level scale 1, and camera 2 is fixedly mounted on float 3.
[embodiment 1]as shown in Figure 1, level scale 1 is arranged on embankment 4, video water-level gauge also comprises the support bar 5 that fixing close embankment 4 is arranged, float 3 is up and down to be arranged on support bar 5, match with the gradient of embankment 4 in the angle of inclination of support bar 5, when guaranteeing that float 3 fluctuates along support bar 5, camera 2 keeps constant with the spacing of the level scale 1 on embankment 4, ensures shooting effect.
[embodiment 2]as shown in Figure 2, level scale 1 is arranged on graduated scale 6, matches with the gradient of embankment 4 in the angle of inclination of graduated scale 6; Video water-level gauge also comprises the support bar 5 that fixing close graduated scale 6 is arranged, float 3 is up and down to be arranged on support bar 5, match with the angle of inclination of graduated scale 6 in the angle of inclination of support bar 5, when guaranteeing that float 3 fluctuates along support bar 5, camera 2 keeps constant with the spacing of the level scale 1 on graduated scale 6, ensures shooting effect.
[embodiment 3]as shown in Figure 3, level scale 1 is arranged on graduated scale 6, float 3 is up and down to be arranged on graduated scale 6, match with the gradient of embankment 4 in the angle of inclination of graduated scale 6, when guaranteeing that float 3 fluctuates along graduated scale 6, camera 2 keeps constant with the spacing of the level scale 1 on graduated scale 6, ensures shooting effect.
[embodiment 4]as shown in Figure 4, level scale 1 is arranged on vertical marker post 7, and vertical marker post 7 is vertically fixed in river.Described float 3 is up and down to be arranged on vertical marker post 7.
[embodiment 5]as shown in Figure 5, level scale 1 is arranged on vertical marker post 7, and vertical marker post 7 is vertically fixed in river.Video water-level gauge also comprises the support bar 5 that vertically fixing close vertical marker post 7 is arranged, and float 3 is up and down to be arranged on support bar 5.
Video water-level gauge also comprises level scale intelligence reading device, and level scale intelligence reading device is connected with the output terminal of camera 2, and the level scale image that level scale intelligence reading device is used for taken by camera 2 calculates height of water level numerical value.
Described level scale intelligence reading device and video water-level gauge have a style of one's own, or adopt split-type structural to be connected with video water-level gauge.
Described level scale intelligence reading device is provided with wireless communication module, for realizing the communication of level scale intelligence reading device and host computer or monitoring center's server.
Video water-level gauge also comprises monitoring center's server, camera 2 is connected with monitoring center server by cordless communication network, monitoring center's server is provided with image analysis processing software, and the level scale image that image analysis processing software is used for taken by camera 2 calculates height of water level numerical value.
Level scale image can be artificially observed to judge height of water level numerical value by staff, also height of water level numerical value can be drawn through software analysis and process.
Show that the implementation of height of water level numerical value comprises two kinds intelligently through software analysis and process:
(1) video water-level gauge also comprises monitoring center's server, camera 2 is connected with monitoring center server by cordless communication network, monitoring center's server is provided with image analysis processing software, and the level scale image that image analysis processing software is used for taken by camera 2 calculates height of water level numerical value.
(2) video water-level gauge carries level scale intelligence reading device, level scale intelligence reading device is connected with the output terminal of camera 2, level scale intelligence reading device and video water-level gauge have a style of one's own, and the level scale image that level scale intelligence reading device is used for taken by camera 2 calculates height of water level numerical value.
On this basis, also can arrange a display screen, display screen is connected with the output terminal of level scale intelligence reading device, and display screen and video water-level gauge have a style of one's own, the height of water level numerical value that display screen reads for showing level scale intelligence reading device.
Certainly, level scale intelligence reading device also can adopt the structure with video water-level gauge split, and namely level scale intelligence reading device is arranged between video water-level gauge and monitoring center's server.
Further, in order to realize remote monitoring, level scale intelligence reading device is provided with wireless communication module, for realizing the communication of level scale intelligence reading device and host computer or monitoring center's server.The height of water level numerical value that level scale intelligence reading device is read sends to monitoring center's server.
The above is only the preferred embodiment of the present invention, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection domain of claims of the present invention.
Claims (10)
1. video water-level gauge, it is characterized in that: comprise visual level scale (1) and camera (2), level scale (1) is for immediately embodying height of water level, and camera (2) is for taking level scale (1), and camera (2) is fixedly mounted on float (3).
2. video water-level gauge according to claim 1, it is characterized in that: described level scale (1) is arranged on embankment (4), video water-level gauge also comprises the support bar (5) that fixing close embankment (4) is arranged, float (3) is up and down to be arranged on support bar (5), matches with the gradient of embankment (4) in the angle of inclination of support bar (5).
3. video water-level gauge according to claim 1, it is characterized in that: described level scale (1) is arranged on graduated scale (6), match with the gradient of embankment (4) in the angle of inclination of graduated scale (6), float (3) is up and down to be arranged on graduated scale (6); Or video water-level gauge also comprises the support bar (5) that fixing close graduated scale (6) is arranged, float (3) is up and down to be arranged on support bar (5), matches with the angle of inclination of graduated scale (6) in the angle of inclination of support bar (5).
4. video water-level gauge according to claim 1, is characterized in that: described level scale (1) is arranged on vertical marker post (7), and vertical marker post (7) is vertically fixed in river.
5. video water-level gauge according to claim 4, is characterized in that: described float (3) is up and down to be arranged on vertical marker post (7).
6. video water-level gauge according to claim 4, is characterized in that: it also comprises the support bar (5) that vertically fixing close vertical marker post (7) is arranged, and float (3) is up and down to be arranged on support bar (5).
7. video water-level gauge according to claim 1, it is characterized in that: it also comprises level scale intelligence reading device, level scale intelligence reading device is connected with the output terminal of camera (2), and the level scale image that level scale intelligence reading device is used for taken by camera (2) calculates height of water level numerical value.
8. video water-level gauge according to claim 7, is characterized in that: described level scale intelligence reading device and video water-level gauge have a style of one's own, or adopt split-type structural to be connected with video water-level gauge.
9. video water-level gauge according to claim 7, is characterized in that: described level scale intelligence reading device is provided with wireless communication module, for realizing the communication of level scale intelligence reading device and host computer or monitoring center's server.
10. video water-level gauge according to claim 1, it is characterized in that: it also comprises monitoring center's server, camera (2) is connected with monitoring center server by cordless communication network, monitoring center's server is provided with image analysis processing software, and the level scale image that image analysis processing software is used for taken by camera (2) calculates height of water level numerical value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591042.7A CN104296824A (en) | 2014-10-29 | 2014-10-29 | Video water level gauge |
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| CN201410591042.7A CN104296824A (en) | 2014-10-29 | 2014-10-29 | Video water level gauge |
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| CN104296824A true CN104296824A (en) | 2015-01-21 |
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Cited By (5)
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| CN105784075A (en) * | 2016-04-29 | 2016-07-20 | 四川金码科技有限公司 | Array type high-precision liquid level measuring device based on camera |
| CN108709600A (en) * | 2018-05-31 | 2018-10-26 | 安徽中疆环境科技有限公司 | A kind of water level monitor device of water environment treatment |
| CN109724653A (en) * | 2019-03-12 | 2019-05-07 | 长江水利委员会水文局 | A kind of high rod-type gamut hydrological observation platform and its construction and integrated approach |
| CN110361076A (en) * | 2019-08-22 | 2019-10-22 | 西双版纳中化橡胶有限公司 | A kind of measuring device and its system and method for automatic measurement Heveatex mixing pit level |
| CN111521245A (en) * | 2020-07-06 | 2020-08-11 | 华夏天信（北京）智能低碳技术研究院有限公司 | Liquid level control method based on visual analysis |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110361076A (en) * | 2019-08-22 | 2019-10-22 | 西双版纳中化橡胶有限公司 | A kind of measuring device and its system and method for automatic measurement Heveatex mixing pit level |
| CN111521245A (en) * | 2020-07-06 | 2020-08-11 | 华夏天信（北京）智能低碳技术研究院有限公司 | Liquid level control method based on visual analysis |
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Application publication date: 20150121 |