CN106482697A - Live fish shape harvester and control method - Google Patents
Live fish shape harvester and control method Download PDFInfo
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- CN106482697A CN106482697A CN201610846686.5A CN201610846686A CN106482697A CN 106482697 A CN106482697 A CN 106482697A CN 201610846686 A CN201610846686 A CN 201610846686A CN 106482697 A CN106482697 A CN 106482697A
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- casing
- bar
- live fish
- computer
- displacement transducer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of live fish shape harvester and control method, including computer, first casing, the second casing in the first casing, first casing and the second casing all rectangular, first casing and the second casing are upper end open, the front side board of the first casing is provided with the pre-test bar that several can be contacted with the second cabinet front plate, the back side panel of the first casing is provided with the rear measurement bar that several can be contacted with the second casing back side panel, and the front side board of the first casing and back side panel top edge are provided with some to vertically extending and spaced gap;Horizontal survey bar is equipped with each pair gap, and horizontal survey bar two ends are equipped with load-carrying block;Water is filled in second casing, and the opening of the second casing is provided with flexible net, and the front side board of the second casing and back side panel are all made using elastomeric material.The present invention has shape collecting efficiency height, accuracy height, the good feature of applicability.
Description
Technical field
The present invention relates to live fish shape acquisition technique field, especially relates to a kind of shape collecting efficiency height, accuracy high
Live fish shape harvester and control method.
Background technology
As live fish is often movable, usual live fish shape collection is relatively difficult;Existing live fish shape harvester is present
The scope of application is little, easily live fish is damaged, the deficiency that shape collecting efficiency is low, accuracy is low.
Content of the invention
The goal of the invention of the present invention be in order to overcome live fish shape harvester of the prior art can to live fish cause wound
Evil, a kind of deficiency that collecting efficiency is low, accuracy is low, there is provided the live fish shape collection that shape collecting efficiency is high, accuracy is high
Device and control method.
To achieve these goals, the present invention is employed the following technical solutions:
A kind of live fish shape harvester, including computer, the first casing, the second casing in the first casing, the
One casing and the second casing all rectangular, the first casing and the second casing are upper end open, set on the front side board of the first casing
The pre-test bar for having several contact with the second cabinet front plate, the back side panel of the first casing is provided with several can be with second
The rear measurement bar of the back side panel contact of casing, the front side board of the first casing and back side panel top edge be provided with some to vertically extending simultaneously
And spaced gap;Horizontal survey bar is equipped with each pair gap, and horizontal survey bar two ends are equipped with load-carrying block;Second case
Water is filled in vivo, and the opening of the second casing is provided with flexible net, and the front side board of the second casing and back side panel all adopt elastomeric material
Make;The base plate of the second casing is provided with guide rail, and the right plate of the second casing can be moved along guide rail, each bar pre-test bar, each bar
It is equipped with the first displacement transducer afterwards in measurement bar, second displacement sensor on every gap, is equipped with, each first displacement is passed
Sensor and each second displacement sensor all with calculate mechatronics.
Second casing of the present invention is used for accommodating fish, and provides the environment of existence to fish;After each bar pre-test bar and each bar
Measurement bar is used for detecting the lateral location data of live fish that each bar horizontal survey bar to be used for measuring the position data at live fish back, soft
Property net be used for prevent live fish from escaping from the second casing;Computer is used for drawing live fish 3D shape according to the position data of measurement;
The present invention both provided stable living environment, and the shape of accurately measure live fish to live fish.
The setting of guide rail, allows the present invention to detect the live fish of random length, and applicability of the present invention is more preferable.
The present invention has shape collecting efficiency height, accuracy height, and applicability is good, reduces the feature of the injury to live fish.
Preferably, being equipped with nut and external screw thread in measurement bar after each bar pre-test bar and each bar;Connect with pre-test bar
The first displacement transducer for connecing is fixed on the inner surface of the first cabinet front plate, the slide plate of the first displacement transducer and pre-test
Rod rear end connects;The first displacement transducer being connected with rear measurement bar is fixed on the inner surface of the first casing back side panel, and first
The slide plate of displacement transducer is connected with rear measurement bar front end.
After each bar pre-test bar and each bar measurement bar respectively with two side contacts of live fish body after, staff's tightening nuts,
After preventing each bar pre-test bar and each bar, measurement bar is displaced outwardly, so that the first displacement sensing accurately measures displacement data.
Preferably, the first bottom half is provided with outlet pipe, outlet pipe is connected with graduated cylinder, and graduated cylinder is provided with volume scale.
Preferably, the right plate of the second casing is provided with oxygen increasing pump, the escape pipe of oxygen increasing pump stretches into the water of the second casing
In, oxygen increasing pump with calculate mechatronics.
Preferably, guide rail is provided with several screw holes;Second displacement sensor is fixed on gap top, second displacement
The slide plate of sensor is contacted with horizontal survey bar;First casing and the second casing are fixedly connected, the first casing and the second casing it
Between be provided with gap.
When live fish afterbody is contacted with right plate, screw is screwed in the screw hole of guide rail, so as to prevent right plate to the right
Mobile.
A kind of control method of live fish shape harvester, comprises the steps:
Set live fish length extension direction be X-axis, the direction that live fish highly extends be Y-axis, pre-test bar and rear measurement
The direction that bar extends is Z axis;The coordinate (x1, y1, z1) of each the first displacement transducer is provided with computer, on each pair gap
The coordinate of two second displacement sensors is respectively (x2, y2, z21) and (x2, y2, z22);
(6-1) live fish is put in the second casing, mobile right plate makes live fish mouth contact with left plate, live fish afterbody and
Right plate is contacted, with flexible net by the closure of openings of the second casing;
(6-2) staff moves measurement bar after each bar pre-test bar and each bar, surveys after making each bar pre-test bar and each bar
Gauge rod respectively with two side contacts of live fish body after, after making each bar pre-test bar and each bar, measurement bar is maintained at current location, each
First displacement transducer detects displacement z3, before each the first displacement transducer detection that Computer Storage is connected with pre-test bar
Side point coordinates (x1, yl, zl+z3), each the first displacement transducer detection rear side that Computer Storage is connected with rear measurement bar
Millet cake coordinate (xl, yl, z1-z3);
(6-3) staff is respectively put into the horizontal survey bar that two ends are provided with load-carrying block, every water in each pair gap
Flat measurement bar two ends are all moved down along 2 gaps, 2 second displacement sensor detection levels on 2 gaps
The displacement y3 of measurement bar, computer calculate the mean value y3 ' of 2 y3, and store live fish back point coordinates
Flexible net is removed from the opening of two casings, after making each bar pre-test bar and each bar, measurement bar is displaced outwardly, and removes
Each bar horizontal survey bar, live fish is taken out from the second casing;
(6-4) each live fish back point, each leading flank is drawn in three-dimensional system of coordinate using each point coordinates computer
Select and millet cake on rear side of each;To be connected with smoothed curve between each adjacent back point, smooth between each adjacent front side millet cake
Curved surface connects, and smooth surface connection between each adjacent rear side millet cake, each back are selected to be used between adjacent rear side millet cake and put down
Sliding curved surface connection, each back are selected and are connected with smooth surface between adjacent front side millet cake, obtain three-dimensional live fish shape graph.
Preferably, the right plate of the second casing is provided with oxygen increasing pump, the escape pipe of oxygen increasing pump stretches into the water of the second casing
In, oxygen increasing pump with calculate mechatronics;In the detection process of (6-1) to (6-2), computer gives the second casing by oxygen increasing pump
In water lead to oxygen.
Preferably, the first bottom half is provided with outlet pipe, outlet pipe is connected with graduated cylinder, and graduated cylinder is provided with volume scale;
Also include Optimization Steps:
Water is full of in the second casing in step (6-1), after live fish is put in the second casing, water is overflow from the second casing
Go out, and graduated cylinder is entered by outlet pipe;
(8-1) graduated cylinder measures the volume of water, and staff reads volumetric values V1 and volumetric values are input into computer;
(8-2) computer calculates volume V2 of live fish according to three-dimensional live fish shape graph;
(8-3) computer utilizes formulaCalculation error e;
As e >=A, computer changes the radian of the smooth surface between each adjacent coordinates point, proceeds to step (8-2);
As e < A, terminate to optimize;Wherein, A is for optimizing threshold value.
Therefore, the present invention has the advantages that:Shape collecting efficiency is high, accuracy is high, and applicability is good, and it is right to reduce
The injury of live fish.
Description of the drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a kind of top view of the present invention;
Fig. 3 is a kind of theory diagram of the present invention;
Fig. 4 is a kind of flow chart of embodiments of the invention 1.
In figure:Computer 1, the first casing 3, the second casing 4, pre-test rod aperture 5, gap 6, the first displacement transducer 7,
Two displacement transducers 8, oxygen increasing pump 9, guide rail 10.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
Embodiment 1
Embodiment as shown in Figure 1 and Figure 2 is a kind of live fish shape harvester, including computer 1, computer 2, first
Casing 3, the second casing 4 in the first casing, the first casing and the second casing are all rectangular, the first casing and the second casing
Upper end open is, and the front side board of the first casing is provided with 24 pre-test rod aperture 5, front survey is equipped with each pre-test rod aperture
Gauge rod, the back side panel of the first casing are provided with 24 rear measurement bars that can be contacted with the back side panel of the second casing, the first casing
Front side board and back side panel top edge are provided with 10 pairs of vertically extending and spaced gaps 6;Each pair is equipped with level in gap
Measurement bar, horizontal survey bar two ends are equipped with load-carrying block;Water is filled in second casing, and the opening of the second casing is provided with flexibility
Net, the front side board of the second casing and back side panel are all made using elastomeric material;The base plate of the second casing is provided with guide rail 10, and second
The right plate of casing can be moved along guide rail, be equipped with the first displacement transducer 7 after each bar pre-test bar, each bar in measurement bar, per
Second displacement sensor 8 is equipped with bar gap, as shown in figure 3, each first displacement transducer, each second displacement sensor
With computer all with calculate mechatronics.
Nut and external screw thread are equipped with measurement bar after each bar pre-test bar and each bar;First be connected with pre-test bar
Displacement sensor is fixed on the inner surface of the first cabinet front plate, and the slide plate of the first displacement transducer is connected with pre-test rod rear end
Connect;The first displacement transducer being connected with rear measurement bar is fixed on the inner surface of the first casing back side panel, the first displacement sensing
The slide plate of device is connected with rear measurement bar front end.
Guide rail is provided with 14 screw holes;Second displacement sensor is fixed on gap top, the cunning of second displacement sensor
Piece is contacted with horizontal survey bar;First casing and the second casing are fixedly connected, and are provided with gap between the first casing and the second casing.
As shown in figure 4, a kind of control method of live fish shape harvester, comprises the steps:
Set live fish length extension direction be X-axis, the direction that live fish highly extends be Y-axis, pre-test bar and rear measurement
The direction that bar extends is Z axis;The coordinate (x1, y1, z1) of each the first displacement transducer is provided with computer, on each pair gap
The coordinate of two second displacement sensors is respectively (x2, y2, z21) and (x2, y2, z22);
Step 100, live fish is put in the second casing
Live fish is put in the second casing, mobile right plate makes live fish mouth contact with left plate, live fish afterbody and right side
Plate is contacted, with flexible net by the closure of openings of the second casing;
Step 200, measures live fish body both sides
Staff moves each bar pre-test bar and rear measurement bar, make after each bar pre-test bar and each bar measurement bar respectively with
After two side contacts of live fish body, after making each bar pre-test bar and each bar, measurement bar is maintained at current location, and each first displacement is passed
Sensor detects displacement z3, the leading flank point coordinates of each the first displacement transducer detection that Computer Storage is connected with pre-test bar
(x1, y1, z1+z3), each the first displacement transducer detection trailing flank point coordinates that Computer Storage is connected with rear measurement bar
(x1, y1, z1-z3);
Step 300, measures live fish back
Staff is respectively put into the horizontal survey bar that two ends are provided with load-carrying block, every horizontal survey bar in each pair gap
Two ends are all moved down along 2 gaps, the displacement of 2 second displacement sensor detection level measurement bars on 2 gaps
Y3, computer calculate the mean value y3 ' of 2 y3, and store live fish back point coordinates
Flexible net is removed from the opening of two casings, after making each bar pre-test bar and each bar, measurement bar is displaced outwardly, and removes
Each bar horizontal survey bar, live fish is taken out from the second casing;
Step 400, draws three-dimensional live fish shape graph
Using each point coordinates computer draw in three-dimensional system of coordinate each live fish back select, millet cake and each on front side of each
Individual rear side millet cake;To be connected with smoothed curve between each adjacent back point, between each adjacent front side millet cake, smooth surface connects
Connect, smooth surface connection between each adjacent rear side millet cake, each back is selected and uses smooth surface between adjacent rear side millet cake
Connection, each back are selected and are connected with smooth surface between adjacent front side millet cake, obtain three-dimensional live fish shape graph.
Embodiment 2
Embodiment 2 includes all structures and methods parts of embodiment 1, as shown in figure 3, the second casing of embodiment 2
Right plate is provided with oxygen increasing pump 9, and the escape pipe of oxygen increasing pump is stretched in the water of the second casing, oxygen increasing pump with calculate mechatronics;
In the detection process of step 100 to step 200, computer leads to oxygen by oxygen increasing pump to the water in the second casing
Gas.
Embodiment 3
Embodiment 3 includes all structures and methods parts of embodiment 1, and the first bottom half of embodiment 3 is provided with water outlet
Pipe, outlet pipe are connected with graduated cylinder, and graduated cylinder is provided with volume scale;Also include Optimization Steps:
Water is full of in the second casing in step 100, after live fish is put in the second casing, water is overflowed from the second casing,
And graduated cylinder is entered by outlet pipe;
(8-1) graduated cylinder measures the volume of water, and staff reads volumetric values V1 and volumetric values are input into computer;
(8-2) computer calculates volume V2 of live fish according to three-dimensional live fish shape graph;
(8-3) computer utilizes formulaCalculation error e;
As e >=A, computer changes the radian of the smooth surface between each adjacent coordinates point, proceeds to step (8-2);
As e < A, terminate to optimize.A is 2%.
It should be understood that the present embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it is to be understood that
After having read the content of present invention instruction, those skilled in the art can be made various changes or modifications to the present invention, these etc.
Valency form equally falls within the application appended claims limited range.
Claims (8)
1. a kind of live fish shape harvester, is characterized in that, including computer (1), the first casing (3), in the first casing
The second casing (4), the first casing and the second casing all rectangular, the first casing and the second casing are upper end open, first
The front side board of casing is provided with the pre-test bar that several can be contacted with the second cabinet front plate, sets on the back side panel of the first casing
The rear measurement bar for having several be contacted with the back side panel of the second casing, the front side board of the first casing and back side panel top edge are provided with
Some to vertically extending and spaced gap (6);Horizontal survey bar, horizontal survey bar two ends are equipped with each pair gap
It is equipped with load-carrying block;Fill water in second casing, the opening of the second casing is provided with flexible net, the front side board of the second casing and after
Side plate is all made using elastomeric material;The base plate of the second casing is provided with guide rail (10), and the right plate of the second casing can be along guide rail
Mobile, the first displacement transducer (7) is equipped with measurement bar after each bar pre-test bar, each bar, be equipped with second on every gap
Displacement transducer (8), each first displacement transducer and each second displacement sensor all with calculate mechatronics.
2. live fish shape harvester according to claim 1, is characterized in that, measurement bar after each bar pre-test bar and each bar
On be equipped with nut and external screw thread;The first displacement transducer being connected with pre-test bar is fixed on the interior table of the first cabinet front plate
On face, the slide plate of the first displacement transducer is connected with pre-test rod rear end;The first displacement transducer being connected with rear measurement bar is solid
On the inner surface of the first casing back side panel, the slide plate of the first displacement transducer is connected with rear measurement bar front end.
3. live fish shape harvester according to claim 1, is characterized in that, the first bottom half is provided with outlet pipe, goes out
Water pipe is connected with graduated cylinder, and graduated cylinder is provided with volume scale.
4. live fish shape harvester according to claim 1, is characterized in that, the right plate of the second casing is provided with oxygenation
Pump (9), the escape pipe of oxygen increasing pump are stretched in the water of the second casing, oxygen increasing pump with calculate mechatronics.
5. the live fish shape harvester according to claim 1 or 2 or 3 or 4, is characterized in that, guide rail is provided with several
Screw hole;Second displacement sensor is fixed on gap top, and the slide plate of second displacement sensor is contacted with horizontal survey bar;First
Casing and the second casing are fixedly connected, and are provided with gap between the first casing and the second casing.
6. a kind of control method of the live fish shape harvester based on described in claim 1, is characterized in that, including following step
Suddenly:
The direction for setting the extension of live fish length is X-axis, and the direction that live fish highly extends is Y-axis, and pre-test bar and rear measurement bar are prolonged
The direction that stretches is Z axis;The coordinate (x1, y1, z1) of each the first displacement transducer, two on each pair gap are provided with computer
The coordinate of second displacement sensor is respectively (x2, y2, z21) and (x2, y2, z22);
(6-1) live fish is put in the second casing, mobile right plate makes live fish mouth contact with left plate, live fish afterbody and right side
Plate is contacted, with flexible net by the closure of openings of the second casing;
(6-2) staff moves measurement bar after each bar pre-test bar and each bar, makes measurement bar after each bar pre-test bar and each bar
Respectively with two side contacts of live fish body after, after making each bar pre-test bar and each bar, measurement bar is maintained at current location, and each first
Displacement transducer detects displacement z3, the leading flank of each the first displacement transducer detection that Computer Storage is connected with pre-test bar
Point coordinates (x1, y1, z1+z3), each the first displacement transducer detection rear side millet cake that Computer Storage is connected with rear measurement bar
Coordinate (x1, y1, z1-z3);
(6-3) staff is respectively put into the horizontal survey bar that two ends are provided with load-carrying block, every horizontal survey in each pair gap
Bar two ends are all moved down along 2 gaps, the position of 2 second displacement sensor detection level measurement bars on 2 gaps
Y3 is moved, computer calculates the mean value y3 ' of 2 y3, and stores live fish back point coordinates
Flexible net is removed from the opening of two casings, after making each bar pre-test bar and each bar, measurement bar is displaced outwardly, and removes each bar
Horizontal survey bar, live fish is taken out from the second casing;
(6-4) using each point coordinates computer draw in three-dimensional system of coordinate each live fish back select, on front side of each millet cake and
Millet cake on rear side of each;To be connected with smoothed curve between each adjacent back point, smooth surface between each adjacent front side millet cake
Connection, smooth surface connection between each adjacent rear side millet cake, each back are selected with smooth song between adjacent rear side millet cake
Face connects, and each back is selected and connected with smooth surface between adjacent front side millet cake, obtains three-dimensional live fish shape graph.
7. the control method of live fish shape harvester according to claim 6, the right plate of the second casing are provided with increasing
Oxygen pump, the escape pipe of oxygen increasing pump are stretched in the water of the second casing, oxygen increasing pump with calculate mechatronics;It is characterized in that, at (6-1) extremely
(6-2), in detection process, computer leads to oxygen by oxygen increasing pump to the water in the second casing.
8. the control method of the live fish shape harvester according to claim 6 or 7, the first bottom half are provided with water outlet
Pipe, outlet pipe are connected with graduated cylinder, and graduated cylinder is provided with volume scale;It is characterized in that, also include Optimization Steps:
Water is full of in the second casing in step (6-1), after live fish is put in the second casing, water is overflowed from the second casing, and
Graduated cylinder is entered by outlet pipe;
(8-1) graduated cylinder measures the volume of water, and staff reads volumetric values V1 and volumetric values are input into computer;
(8-2) computer calculates volume V2 of live fish according to three-dimensional live fish shape graph;
(8-3) computer utilizes formulaCalculation error e;
As e >=A, computer changes the radian of the smooth surface between each adjacent coordinates point, proceeds to step (8-2);
As e < A, terminate to optimize;Wherein, A is for optimizing threshold value.
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Citations (6)
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JPH11287617A (en) * | 1998-04-03 | 1999-10-19 | Hitachi Ltd | Position detecting device of fish in water tank |
CN103356175A (en) * | 2013-08-05 | 2013-10-23 | 山东师范大学 | Living body spontaneous activity quantitative detection device and method |
CN103743366A (en) * | 2014-01-02 | 2014-04-23 | 浙江海洋学院 | Fish body dimension measuring system |
CN204968930U (en) * | 2015-06-17 | 2016-01-20 | 广东海洋大学 | Fixed and measuring device of shrimp |
CN105830987A (en) * | 2016-05-26 | 2016-08-10 | 贵州大学 | Fish morphological data measuring device |
CN105852867A (en) * | 2016-03-28 | 2016-08-17 | 中国环境科学研究院 | Fish physiological parameter automatic recording device and method |
-
2016
- 2016-09-23 CN CN201610846686.5A patent/CN106482697B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11287617A (en) * | 1998-04-03 | 1999-10-19 | Hitachi Ltd | Position detecting device of fish in water tank |
CN103356175A (en) * | 2013-08-05 | 2013-10-23 | 山东师范大学 | Living body spontaneous activity quantitative detection device and method |
CN103743366A (en) * | 2014-01-02 | 2014-04-23 | 浙江海洋学院 | Fish body dimension measuring system |
CN204968930U (en) * | 2015-06-17 | 2016-01-20 | 广东海洋大学 | Fixed and measuring device of shrimp |
CN105852867A (en) * | 2016-03-28 | 2016-08-17 | 中国环境科学研究院 | Fish physiological parameter automatic recording device and method |
CN105830987A (en) * | 2016-05-26 | 2016-08-10 | 贵州大学 | Fish morphological data measuring device |
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