CN103192959A - Inland ship load measuring method based on ultrasonic liquid level measuring technology - Google Patents
Inland ship load measuring method based on ultrasonic liquid level measuring technology Download PDFInfo
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- CN103192959A CN103192959A CN2013101092504A CN201310109250A CN103192959A CN 103192959 A CN103192959 A CN 103192959A CN 2013101092504 A CN2013101092504 A CN 2013101092504A CN 201310109250 A CN201310109250 A CN 201310109250A CN 103192959 A CN103192959 A CN 103192959A
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Abstract
The invention discloses an inland ship load measuring method based on the ultrasonic liquid level measuring technology. The method includes that an ultrasonic probe of an ultrasonic liquid level detection device fixed on the edge of a ship deck is adopted to measure a distance D between the ship deck and the water, a computer connected with the ultrasonic liquid level detection device is adopted to calculate draught depth S of a ship, S=H-D, and H is the height of the ship. The computer conducts conversion according to the draught depth S of the ship and 'ship load and water gauge comparison table' to obtain the ship load and display the load through a display screen of the computer. By means of the measuring method, automatic measurement of the inland ship load can be achieved, and ship load accuracy is greatly improved compared with that measured by a traditional visual measuring method. Specifically, the method has the advantages of being capable of automatically obtaining ship load, convenient to use due to the fact that the measured data can be used for remote transmission, capable of preventing effect of water wave on measuring accuracy, high in measuring accuracy, capable of conducting measurement when the ship moves and high in application value.
Description
Technical field
The present invention relates to the supporting measuring equipment of boats and ships field, particularly a kind of inland navigation craft load-carrying measuring method based on the level gauging technology.
Background technology
Load-carrying measurement problem in the Ship's Cargo handling process is puzzlement both parties' a great problem always, the range estimation drauht line degree of depth is still continued to use in boats and ships load-carrying metering in the present stage harbour, Calculation Method---Weight Check by Draft mensuration then, namely by other pertinent data with reference to " boats and ships load-carrying and water gauge synopsis " and boats and ships, draw the corresponding relation of hull draft and load-carrying, calculate the ship loading and unloading cargo weight.This method often has subjectivity, and the range estimation error is big, and is subjected to the influence of factors such as wave in the harbour, and what obtain is not accurate draft value.
Application along with IC technology, sensor technology and signal processing technology, contactless liquid level detection technique has obtained develop rapidly and progress, various multiple functional, that precision is high, range is big is integrated, miniaturization, intelligentized ultrasonic level gage continue to bring out.Now be widely used in the occasion that all kinds of needs such as river level, chemical industry and pharmacy, food processing, oil, sewage disposal carry out level gauging.
Summary of the invention
The present invention provides a kind of inland navigation craft load-carrying method of measurement based on the ultrasonic liquid level measuring technology for solving the technical matters that exists in the known technology, and this device can more accurately record the inland navigation craft load-carrying automatically.
The technical scheme that the present invention takes for the technical matters that exists in the solution known technology is: a kind of inland navigation craft load-carrying method of measurement based on the ultrasonic liquid level measuring technology, the ultrasonic probe that the ultrasonic solution level detecting apparatus at ship deck edge is fixed in employing records the distance B of ship deck and the water surface, adopt the draft S=H-D of the computing machine Ship ' that is connected with described ultrasonic solution level detecting apparatus, wherein H is the height of boats and ships; Described computing machine obtains the load carrying ability of boats and ships according to the draft S of described boats and ships and " boats and ships load-carrying and water gauge synopsis " conversion and shows by described computer screen.
Vertical fixing has anti-ripple buffer tube below described ultrasonic probe, be provided with float in the described anti-ripple buffer tube, the upper end of described anti-ripple buffer tube is fixed on the described ultrasonic solution level detecting apparatus, the lower end of described anti-ripple buffer tube stretches to below the water surface, and be provided with into water capillary tub, the lower end of described water inlet lower end capillaceous and described anti-ripple buffer tube is fixed, and described water inlet upper end capillaceous is positioned at described anti-ripple buffer tube.
Advantage and good effect that the present invention has are: can realize the automatic measurement of inland navigation craft load carrying ability, and increase substantially the boats and ships load-carrying accuracy value that traditional relatively visual method draws.Specifically: 1. can draw deadweight of vessel automatically, take off data can be used for remote transmission, and is easy to use; 2. can prevent water surface wave to the influence of survey precision, the survey precision height; 3. boats and ships also can be measured the using value height when navigation.
Description of drawings
Fig. 1 is the structural representation that the present invention uses;
Fig. 2 is the ultrasonic solution level detecting apparatus used of the present invention and the structural representation of connected anti-ripple buffer tube.
Among the figure: 1, ship deck, 2, computing machine, 3, the ultrasonic solution level detecting apparatus, 3-1, ultrasonic probe, 4, anti-ripple buffer tube, 5, float, 6, the water inlet capillary tub, 7, the water surface, 8, hull bottom.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1～Fig. 2, a kind of inland navigation craft load-carrying method of measurement based on the ultrasonic liquid level measuring technology, the ultrasonic probe 3-1 that the ultrasonic solution level detecting apparatus 3 at ship deck edge is fixed in employing records the distance B of ship deck 1 and the water surface 7, adopt the draft S=H-D of computing machine 2 Ship ' that are connected with described ultrasonic solution level detecting apparatus 3, wherein H is the height of boats and ships, also be the distance of 7 of hull bottom 8 and the waters surface, be known number; Described computing machine 2 obtains the load carrying ability of boats and ships according to the draft S of described boats and ships and " boats and ships load-carrying and water gauge synopsis " conversion and the read-out by described computing machine 2 shows.
Vertical fixing has anti-ripple buffer tube 4 below described ultrasonic probe 3-1, be provided with float 5 in the described anti-ripple buffer tube 4, the upper end of described anti-ripple buffer tube 4 is fixed on the described ultrasonic solution level detecting apparatus 3, the lower end of described anti-ripple buffer tube 4 stretches to below the water surface, and be provided with into water capillary tub 6, water enters described anti-ripple buffer tube 4 by water inlet capillary tub 6, the lower end of the lower end of described water inlet capillary tub 6 and described anti-ripple buffer tube 4 is fixed, and the upper end of described water inlet capillary tub 6 is positioned at described anti-ripple buffer tube 4.
Principle of the present invention:
Measure the distance B between the float 5 in ship deck 1 and the anti-ripple buffer tube by ultrasonic probe 3-1, D is the distance between ship deck 1 and the water surface 7.Because the height H of known boats and ships, i.e. the draft S of boats and ships, i.e. S=H-D as can be known.
By " boats and ships load-carrying and water gauge synopsis " and other pertinent data of boats and ships of analyzing every boats and ships, the corresponding data of shipping draft and load carrying ability is stored into the memory cell of computing machine 2 inside, after the draft that ultrasonic measuring device 3 will draw boats and ships is exported to computing machine 2, after the conversion comparative analysis, the load carrying ability of boats and ships is shown by display screen, use for the user.
Can prevent that by anti-ripple buffer tube 4 water surface wave is to the influence of survey precision.When the waters water surface is subjected to wave effect to take place to change up and down fast, because water inlet capillary tub 6 is thinner, anti-ripple buffer tube 4 inside and outside water can not be flow to or flow out fast, eliminated because of the influence of heave of the sea to liquid level in the anti-ripple buffer tube, improved the survey precision of shipping draft greatly.
Although by reference to the accompanying drawings the preferred embodiments of the present invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, can also make a lot of forms, these all belong within protection scope of the present invention.
Claims (2)
1. inland navigation craft load-carrying method of measurement based on the ultrasonic liquid level measuring technology, it is characterized in that, the ultrasonic probe that the ultrasonic solution level detecting apparatus at ship deck edge is fixed in employing records the distance B of ship deck and the water surface, adopt the draft S=H-D of the computing machine Ship ' that is connected with described ultrasonic solution level detecting apparatus, wherein H is the height of boats and ships; Described computing machine obtains the load carrying ability of boats and ships according to the draft S of described boats and ships and " boats and ships load-carrying and water gauge synopsis " conversion and shows by described computer screen.
2. according to the described inland navigation craft load-carrying method of measurement based on the ultrasonic liquid level measuring technology of claim 1, it is characterized in that, vertical fixing has anti-ripple buffer tube below described ultrasonic probe, be provided with float in the described anti-ripple buffer tube, the upper end of described anti-ripple buffer tube is fixed on the described ultrasonic solution level detecting apparatus, the lower end of described anti-ripple buffer tube stretches to below the water surface, and be provided with into water capillary tub, the lower end of described water inlet lower end capillaceous and described anti-ripple buffer tube is fixed, and described water inlet upper end capillaceous is positioned at described anti-ripple buffer tube.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101092504A CN103192959A (en) | 2013-04-01 | 2013-04-01 | Inland ship load measuring method based on ultrasonic liquid level measuring technology |
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| CN2013101092504A CN103192959A (en) | 2013-04-01 | 2013-04-01 | Inland ship load measuring method based on ultrasonic liquid level measuring technology |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443299A (en) * | 2014-12-15 | 2015-03-25 | 天津七一二通信广播有限公司 | Measuring apparatus and method of inland vessel load based on pressure measuring technology |
| CN105000151A (en) * | 2015-06-18 | 2015-10-28 | 镇江船舶电器有限责任公司 | Novel ship water level alarm detection system |
| CN106143829A (en) * | 2015-04-21 | 2016-11-23 | 水科远大(北京）交通设计院有限公司 | Single floating mobile disembarkation detection platform |
| CN111579025A (en) * | 2020-05-30 | 2020-08-25 | 山东五牛技术服务有限责任公司 | Automatic cleaning method for novel filter for ship water gauge observation |
| CN111762295A (en) * | 2020-08-05 | 2020-10-13 | 吴安平 | Ship cargo capacity measuring system and using method thereof |
| CN113715979A (en) * | 2021-08-02 | 2021-11-30 | 太平洋海洋工程（舟山）有限公司 | Ship draft measuring device capable of preventing wave influence |
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| KR20110115234A (en) * | 2010-04-15 | 2011-10-21 | 한국해양연구원 | Draft measurement device of model ship in towing tank |
| CN102530198A (en) * | 2012-02-01 | 2012-07-04 | 上海海事大学 | Draught real-time detection system based on ultrasonic technology and detection method thereof |
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| CN2853596Y (en) * | 2005-05-27 | 2007-01-03 | 杨平发 | Water level alarm for ship |
| CN200967547Y (en) * | 2006-11-07 | 2007-10-31 | 陈昌志 | Ship overload automatic monitoring apparatus |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443299A (en) * | 2014-12-15 | 2015-03-25 | 天津七一二通信广播有限公司 | Measuring apparatus and method of inland vessel load based on pressure measuring technology |
| CN104443299B (en) * | 2014-12-15 | 2016-09-14 | 天津七一二通信广播有限公司 | Inland navigation craft load measuring device based on pressure measurement technology and method |
| CN106143829A (en) * | 2015-04-21 | 2016-11-23 | 水科远大(北京）交通设计院有限公司 | Single floating mobile disembarkation detection platform |
| CN106143829B (en) * | 2015-04-21 | 2017-11-03 | 水科远大(北京）交通设计院有限公司 | Single floating mobile disembarkation detection platform |
| CN105000151A (en) * | 2015-06-18 | 2015-10-28 | 镇江船舶电器有限责任公司 | Novel ship water level alarm detection system |
| CN111579025A (en) * | 2020-05-30 | 2020-08-25 | 山东五牛技术服务有限责任公司 | Automatic cleaning method for novel filter for ship water gauge observation |
| CN111762295A (en) * | 2020-08-05 | 2020-10-13 | 吴安平 | Ship cargo capacity measuring system and using method thereof |
| CN113715979A (en) * | 2021-08-02 | 2021-11-30 | 太平洋海洋工程（舟山）有限公司 | Ship draft measuring device capable of preventing wave influence |
| CN113715979B (en) * | 2021-08-02 | 2022-08-12 | 太平洋海洋工程（舟山）有限公司 | Ship draft measuring device capable of preventing wave influence |
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Application publication date: 20130710 |