CN103234602A - Measuring method and device for photoelectric type wave rolling random signal - Google Patents
Measuring method and device for photoelectric type wave rolling random signal Download PDFInfo
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- CN103234602A CN103234602A CN2013101127414A CN201310112741A CN103234602A CN 103234602 A CN103234602 A CN 103234602A CN 2013101127414 A CN2013101127414 A CN 2013101127414A CN 201310112741 A CN201310112741 A CN 201310112741A CN 103234602 A CN103234602 A CN 103234602A
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Abstract
The invention relates to a measuring method for the photoelectric type wave rolling random signal measuring, which comprises the following steps: 1) inserting a hollow canister, with openings formed in the upper and the lower part respectively, into the liquid level partially, and arranging scales on the inner wall of the hollow canister; 2) reading out the scale in real time by the reading device as the liquid level moves up and down; and 3) specifying a scale on the staff as the reference baseline, measuring out the liquid level fluctuation data by comparing the real time read out scale in the second step with the reference baseline. The invention further provides a measuring device for the photoelectric type wave rolling random signal, which comprises a hollow canister with openings formed in the upper and lower parts, a scale, a reading device and a suspension sphere, wherein the scale is arranged on the inner wall of the hollow canister, the reading device is mounted inside the suspension sphere, and the reading device is aligned with the staffs to read out the scale. According to the device provided by the invention, errors caused by sea wave fluctuations and researcher measurements are overcame, the depth of a ship immersion at different time over a period of time can be accurately recorded and sent out through radio signal, so as to facilitate inspection and refined computing of the loading capacity of the ship.
Description
Technical field
The present invention relates to a kind of random signal measuring method, more particularly, relate to a kind of photo-electric wave fluctuating random signal measuring method, and a kind of photo-electric wave fluctuating random signal measurement mechanism.
Background technology
At present, the method for known common measurement deadweight of vessel is the water gauge metering.By measuring the hull load line, calculate the quality of ship loading with reference to other related datas of " boats and ships load-carrying and the water gauge table of comparisons " and boats and ships.Because boats and ships are irregular geometries, add wave, the hull degree of tilt, influences such as the master that personnel measure, objective factor often make the degree of accuracy of metering not high.Thereby finally cause the real dead weight capacity error of calculation of boats and ships greatlyyer, especially that influence is calculated in load-carrying is bigger for the fluctuating of wave influence.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of sea beat fluctuating that overcomes is provided, the error that factors such as personnel's measurement cause, can also record different shipping drafts constantly in a period of time accurately, and record data are sent out by radio signal, the personnel that are easy to detect the photo-electric wave fluctuating random signal measuring method of the dead weight capacity of accurate Calculation boats and ships, and a kind of photo-electric wave fluctuating random signal measurement mechanism.
Technical scheme of the present invention is as follows:
A kind of photo-electric wave fluctuating random signal measuring method, step is as follows:
1) the cavity tube with upper and lower opening partly inserts liquid level, and cavity tube inwall is provided with scale;
2) the liquid level fluctuating drives reading device and reads scale label in real time;
3) specify a scale as reference baseline, step 2 at scale) scale and the reference baseline that read in real time compare, and records the liquid level fluctuating data.
As preferably, each scale of scale is combined by printing opacity striped and light tight striped, and being combined as of each scale is unique.
As preferably, reading device is radiated at light on the scale of scale, and light is received by reading device behind the printing opacity striped and light tight streak reflex of scale, and light signal is converted to electric signal, reads the liquid level scale.
As preferably, reading device is installed in the suspension spheroid, the suspension spheroid rises and falls with liquid level and drives moving up and down of reading device, carries out reading of scale label, and the center of gravity of suspension spheroid is positioned at the latter half of spheroid.
As preferably, at cavity tube inner wall surrounding a plurality of scales are set, reading device arbitrarily all can read scale on the direction.
A kind of photo-electric wave fluctuating random signal measurement mechanism, the cavity tube, scale, reading device, the suspension spheroid that comprise upper and lower opening, scale are arranged on the cavity tube inwall, and reading device is installed in the suspension spheroid, the reading device alignment scale carries out scale and reads.
As preferably, described scale label comprises printing opacity striped, light tight striped, and printing opacity striped, light tight striped are combined into unique striped combination; Reading device comprises photoelectric commutator, light source, and light source is radiated at light on the scale label, and light reflects through scale label, is received by photoelectric commutator, and converts light signal to electric signal, carries out reading of scale.
As preferably, at cavity tube inner wall surrounding a plurality of scales are set, realize that reading device arbitrarily all can read scale on the direction.
As preferably, the center of gravity of suspension spheroid is arranged on the latter half of spheroid.
As preferably, reading device is connected with memory device, is used for the real-time scale that the storage liquid level rises and falls; Perhaps connect wireless transmitter module, be used for the real-time scale that liquid level rises and falls is sent to background server.
Beneficial effect of the present invention is as follows:
1, the draft in can continuous detecting a period of time by computational analysis, has effectively reduced measuring error, makes measurement result more accurate.
2, economy is stronger, has effectively reduced labour's input, has saved cost, and whole process is safer, has reduced the possibility that accident takes place in the measuring process.
3, easy for installation, only need be fixed on the hull, the result who measures after the installation is by wireless radio transmission, and the entire work process of measurement mechanism has realized robotization, and is more efficient.
4, device adopts full waterproofing design, has effectively prevented the corrosion of seawater, and the life-span is longer, and is more practical.
Description of drawings
Fig. 1 is the cross-sectional schematic of apparatus structure of the present invention;
Fig. 2 is that scale label is with the synoptic diagram of tetrad rule as scale;
Among the figure: the 1st, cavity tube, the 2nd, suspension spheroid, the 3rd, reading device, the 4th, scale, the 41st, printing opacity striped, the 42nd, light tight striped.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described in detail.
A kind of photo-electric wave fluctuating random signal measuring method, step is as follows:
1) cavity tube 1 part of upper and lower opening is inserted liquid level, cavity tube 1 inwall is provided with scale 4; Each scale of scale 4 is combined by printing opacity striped 41 and light tight striped 42, and being combined as of each scale is unique.
2) the liquid level fluctuating drives reading device 3 and reads scale 4 scales in real time; Reading device 3 is radiated at light on the scale of scale 4, and light is received by reading device 3 after the printing opacity striped 41 of scale reflects with light tight striped 42, and light signal is converted to electric signal, reads the liquid level scale.
3) specify a scale as reference baseline, step 2 at scale 4) scale and the reference baseline that read in real time compare, and records the liquid level fluctuating data.
For reading device 3 can stably be floated at liquid level, and can read scale 4 better, reading device 3 is installed in the suspension spheroid 2, suspension spheroid 2 rises and falls with liquid level and drives moving up and down of reading device 3, carry out reading of scale 4 scales, the center of gravity of suspension spheroid 2 is positioned at the latter half of spheroid 2.And at cavity tube 1 inner wall surrounding a plurality of scales 4 are set, reading device 3 arbitrarily all can read scale on the direction.
A kind of photo-electric wave fluctuating random signal measurement mechanism, the cavity tube 1, scale 4, reading device 3, the suspension spheroid 2 that comprise upper and lower opening, scale 4 are arranged on cavity tube 1 inwall, and reading device 3 is installed in the suspension spheroid 2, reading device 3 alignment scales 4 carry out scale and read.Reading device 3 is connected with memory device, is used for the real-time scale that the storage liquid level rises and falls; Perhaps connect wireless transmitter module, be used for the real-time scale that liquid level rises and falls is sent to background server.
Described scale 4 scales comprise printing opacity striped 41, light tight striped 42, and printing opacity striped 41, light tight striped 42 are combined into unique striped combination; Reading device 3 comprises photoelectric commutator, light source, and light source is radiated at light on scale 4 scales, and light is received by photoelectric commutator through the reflection of scale 4 scales, and converts light signal to electric signal, carries out reading of scale.
For reading device 3 can stably be floated at liquid level, and can read scale 4 better, the center of gravity of suspension spheroid 2 is arranged on the latter half of spheroid 2, and at cavity tube 1 inner wall surrounding a plurality of scales 4 is set, and realizes that reading device 3 arbitrarily all can read scale on the direction.
Embodiment
As shown in Figure 1, photo-electric wave fluctuating random signal measurement mechanism comprises the cavity tube 1(rounded cylindrical structure of upper and lower opening), LASER Light Source, photoelectric commutator, wireless transmitter module, suspension spheroid 2.Described suspension spheroid 2 is positioned at the cavity tube 1 of upper and lower opening, and seawater is freely entered by cavity tube 1 lower ending opening of upper and lower opening, and suspension spheroid 2 fluctuates with the fluctuating of seawater.Be placed with light source, photoelectric commutator, wireless transmitter module in the suspension spheroid 2, the light source directive scale 4 of suspension spheroid 2 inside, reflected signal is received by the photoelectric sensor of photoelectric commutator, obtains electric signal; Signal storage data memory module or radio on the bank the background server that is used for receiving signal in ball.
Scale 4 distributes around the inwall of cavity tube 1, forms 4 groups on annular reflection scale.The scale of scale 4 is made up of chequered with black and white striped.Wherein white part is printing opacity striped 41, is expressed as " 1 ", and black part is light tight striped 42, is expressed as " 0 ".As shown in Figure 2, the bottom-up arrangement of the scale of scale 4 is " 0000 " successively, and " 0001 ", " 0010 ", " 0011 ", " 0100 " ... " 1111 " increase progressively one by one, and the corresponding decimal system is followed successively by " 0 "-" 16 ".
When system carried out work, light source, photoelectric commutator, wireless transmitter module were launched the photosignal of respective width to the scale 4 on cavity tube 1 inwall, and reflected light signal are received.In the present embodiment, with the signal " 1000 " that the receives initial point as scale 4, i.e. reference baseline, all the other signals judge that by making comparisons with " 1000 " its actual position is positioned at top or the below of initial point.The many groups reflected signal that receives is converted into electric signal, with signal storage data storage device or radio to background server in ball.By the analytical calculation to reflected signal, converse and eliminate the boats and ships real draft degree of depth behind the wave fluctuating signal, thereby calculate the accurate dead weight capacity of boats and ships.
Described suspension spheroid 2 is not the uniform spheroid 2 of density, and the center of gravity of whole spheroid 2 is positioned at the Lower Half of spheroid 2, and the position that spheroid 2 is suspended just in time is conducive to photoelectricity the work of wireless transmitter module takes place and receiving equipment.
Described light source, photoelectric commutator, wireless transmitter module are provided with water-tight device, can effectively avoid the corrosion of seawater.
Above-described embodiment only is that the present invention is described, and is not as limitation of the invention.So long as according to technical spirit of the present invention, to above-described embodiment change, modification etc. all will drop in the scope of claim of the present invention.
Claims (10)
1. photo-electric wave fluctuating random signal measuring method is characterized in that step is as follows:
1) the cavity tube with upper and lower opening partly inserts liquid level, and cavity tube inwall is provided with scale;
2) the liquid level fluctuating drives reading device and reads scale label in real time;
3) specify a scale as reference baseline, step 2 at scale) scale and the reference baseline that read in real time compare, and records the liquid level fluctuating data.
2. photo-electric wave fluctuating random signal measuring method according to claim 1 is characterized in that each scale of scale is combined by printing opacity striped and light tight striped, and being combined as of each scale is unique.
3. photo-electric wave fluctuating random signal measuring method according to claim 2, it is characterized in that, reading device is radiated at light on the scale of scale, light is behind the printing opacity striped and light tight streak reflex of scale, received by reading device, light signal is converted to electric signal, reads the liquid level scale.
4. photo-electric wave fluctuating random signal measuring method according to claim 1, it is characterized in that, reading device is installed in the suspension spheroid, the suspension spheroid rises and falls with liquid level and drives moving up and down of reading device, carry out reading of scale label, the center of gravity of suspension spheroid is positioned at the latter half of spheroid.
5. photo-electric wave fluctuating random signal measuring method according to claim 1 is characterized in that, at cavity tube inner wall surrounding a plurality of scales is set, and reading device arbitrarily all can read scale on the direction.
6. a photo-electric wave fluctuating random signal measurement mechanism is characterized in that, comprises cavity tube, scale, reading device, the suspension spheroid of upper and lower opening, scale is arranged on the cavity tube inwall, reading device is installed in the suspension spheroid, and the reading device alignment scale carries out scale and reads.
7. photo-electric wave fluctuating random signal measurement mechanism according to claim 6 is characterized in that described scale label comprises printing opacity striped, light tight striped, and printing opacity striped, light tight striped are combined into unique striped combination; Reading device comprises photoelectric commutator, light source, and light source is radiated at light on the scale label, and light reflects through scale label, is received by photoelectric commutator, and converts light signal to electric signal, carries out reading of scale.
8. photo-electric wave fluctuating random signal measurement mechanism according to claim 6 is characterized in that, at cavity tube inner wall surrounding a plurality of scales is set, and realizes that reading device arbitrarily all can read scale on the direction.
9. photo-electric wave fluctuating random signal measurement mechanism according to claim 6 is characterized in that the center of gravity of suspension spheroid is arranged on the latter half of spheroid.
10. according to the described photo-electric wave of claim 6 fluctuating random signal measurement mechanism, it is characterized in that reading device is connected with memory device, be used for the real-time scale that the storage liquid level rises and falls; Perhaps connect wireless transmitter module, be used for the real-time scale that liquid level rises and falls is sent to background server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101127414A CN103234602A (en) | 2013-04-02 | 2013-04-02 | Measuring method and device for photoelectric type wave rolling random signal |
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| CN2013101127414A CN103234602A (en) | 2013-04-02 | 2013-04-02 | Measuring method and device for photoelectric type wave rolling random signal |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773265A (en) * | 1980-11-20 | 1988-09-27 | Atlantic Richfield Company | Method for detecting leaks |
| CN1580717A (en) * | 2004-05-16 | 2005-02-16 | 刘珉恺 | Coded liquid level gauge for sealed pipeline |
| CN102778270A (en) * | 2012-08-07 | 2012-11-14 | 刘雁春 | Automatic laser tide gauge |
-
2013
- 2013-04-02 CN CN2013101127414A patent/CN103234602A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773265A (en) * | 1980-11-20 | 1988-09-27 | Atlantic Richfield Company | Method for detecting leaks |
| CN1580717A (en) * | 2004-05-16 | 2005-02-16 | 刘珉恺 | Coded liquid level gauge for sealed pipeline |
| CN102778270A (en) * | 2012-08-07 | 2012-11-14 | 刘雁春 | Automatic laser tide gauge |
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Application publication date: 20130807 |