CN105571901B - One kind half isolated high-precision planktonic organism sampling system of rotation - Google Patents
One kind half isolated high-precision planktonic organism sampling system of rotation Download PDFInfo
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- CN105571901B CN105571901B CN201510917817.XA CN201510917817A CN105571901B CN 105571901 B CN105571901 B CN 105571901B CN 201510917817 A CN201510917817 A CN 201510917817A CN 105571901 B CN105571901 B CN 105571901B
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- axostylus axostyle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- Hydrology & Water Resources (AREA)
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Abstract
The invention discloses one kind to rotate half isolated high-precision planktonic organism sampling system, a kind of operating efficiency that can not only be effectively improved planktonic organism sample size and calculate is aimed to provide, and the planktonic organism sampling system of the calculating accuracy of complete planktonic organism sample size can be ensured.It includes frame, the isolating cylinder being rotatably provided in by horizontal axostylus axostyle in frame, rotary actuator and brake apparatus.Some and perpendicular separation dividing plate of horizontal axostylus axostyle is provided with isolating cylinder, the area for separating dividing plate is less than the cross-sectional area of isolation tube inner chamber, and each separation dividing plate is separated out several isolation channels along the axial direction of horizontal axostylus axostyle in isolating cylinder, separate dividing plate and be provided with and adaptively divide equally mechanism, the adaptive mechanism of dividing equally includes being arranged on the radially-directed hole radially extended in separation bulkhead sides and along horizontal axostylus axostyle, is arranged on and separates on dividing plate and connect the balance through hole for two isolation channels that are connected and the piston body being arranged in radially-directed hole.
Description
Technical field
The present invention relates to a kind of halving sampling equipment, and in particular to the isolated high-precision planktonic organism sampling of one kind rotation half
System.
Background technology
In current environmental survey, the quantity of planktonic organism in planktonic organism sample is calculated, it is generally a floating by adopting
Trip biological sample is counted；But often planktonic organism quantity is very more in complete a planktonic organism sample, causes to occur
The problem of difficult is counted, if a sample is all counted completion, it is necessary to expend the very long time by observer, is wasted significantly
Many manpowers, it have impact on the operating efficiency of environmental survey experiment.
Further, in order to solve the above problems, some inventors will complete a complete planktonic organism sample separation
Into the several pieces planktonic organism sample of setting volume, so as to improve planktonic organism quantity evaluation work efficiency.
For example, China Patent Publication No. CN203824803U, publication date September in 2014 10 days, innovation and creation it is entitled
A kind of new planktonic organism halving sampling device, it includes balance base, two pillars and splitter, the bottom of two pillars
End be fixedly connected with balance base, the splitter include be tightly connected side outer wall, left side and right side, described point
It is in respectively to be rotatablely connected with the top of two pillars from the left side of post and right side, on the same side area of the side outer wall
Provided with the same separation dividing plate of three in splitter, three separation dividing plate is parallel with left side and right side,
The separation dividing plate area is less than left side or right side area, the coupling part edge of three separation dividing plates and side outer wall
The same side area is divided into 1/2,1/10,1/5 and 1/5 4 segment spaces by splitter horizontal direction, outside the side
Wall is respectively equipped with four outlets in the bottom of corresponding four segment space, and the side outer wall is being not provided with separating dividing plate
Side is provided with an injection port.
Although the new planktonic organism halving sampling device of this application case in theory can be by a complete planktonic organism
Sample is separated into the several pieces planktonic organism sample of setting volume, so as to improve the operating efficiency of planktonic organism quantity calculating；But
The liquid level in cavity that respectively separation dividing plate is separated out in practical operation is difficult to be located at sustained height, and this causes according to aliquot sample
The accuracy of the planktonic organism quantity quantity that calculates complete planktonic organism sample reduce, complete life of swimming can not be accurately obtained
The quantity of thing sample.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided one kind can not only effectively improve floating
The operating efficiency that biological sample quantity calculates is swum, and the rotation of the calculating accuracy of complete planktonic organism sample size can be ensured
Turn half isolated high-precision planktonic organism sampling system.
The technical scheme is that：
One kind half isolated high-precision planktonic organism sampling system of rotation, including frame, are rotatably set by horizontal axostylus axostyle
The isolating cylinder in frame is put, for driving the rotary actuator and braking for reducing isolating cylinder rotating speed that isolating cylinder rotates
Device, the isolating cylinder is interior to be provided with some and perpendicular separation dividing plate of horizontal axostylus axostyle, and the area for separating dividing plate is less than isolating cylinder
The cross-sectional area of inner chamber, and each separation dividing plate is separated out several isolation channels along the axial direction of horizontal axostylus axostyle in isolating cylinder；It is described
Separate dividing plate and be provided with and adaptively divide equally mechanism, this is adaptively divided equally mechanism and includes being arranged in separation bulkhead sides and along level
The radially-directed hole that axostylus axostyle radially extends, it is arranged on separation dividing plate and connects the balance through hole for two isolation channels that are connected, slidably
The piston body being arranged in radially-directed hole, it is spacing to be arranged on first on the medial surface of radially-directed hole and be located above piston body
The piston rod of block and setting on the piston body；The balance through hole is connected with radially-directed hole；On the isolating cylinder lateral surface
Provided with the guide pin bushing coaxial with piston rod, the end of the piston rod through guide pin bushing and is extended to outside isolating cylinder, and positioned at extremely isolation
Piston rod outside cylinder is provided with balancing weight, on the piston rod lateral surface and is located at guide pin bushing and is provided with second with separating between dividing plate and limits
Position block, is provided with the first pretension compression spring on piston rod and between guide pin bushing and the second limited block.
The isolated high-precision planktonic organism sampling system of rotation half of this programme can not only effectively improve planktonic organism sample
The operating efficiency that product quantity calculates, and the calculating accuracy of complete planktonic organism sample size can be ensured.
Preferably, brake apparatus include be arranged on isolation tube outer surface on and with horizontal axostylus axostyle it is perpendicular determine brake
Disk, the dynamic brake disc parallel with determining brake disc are arranged on frame and first guide through hole parallel with horizontal axostylus axostyle and can
The first guide rod slided along the first guide through hole, one end of first guide rod are connected with dynamic brake disc, on the first guide rod simultaneously
The the second pretension compression spring that can be abutted against brake disc to determine on brake disc is provided between dynamic brake disc and frame, it is described
First guide rod is provided with the spacing hole perpendicular with horizontal axostylus axostyle, and when spacing hole is located at the first guide through hole with dynamic brake disc
Opposite sides when, the dynamic brake disc and determine to be provided with gap between brake disc, be provided with the spacing hole can be taken off it is spacing
Pin.
The brake apparatus of this programme can reduce the rotating speed of isolating cylinder rapidly, so as to ensure complete planktonic organism sample size
Calculating accuracy.
Preferably, it is in annular to determine brake disc and dynamic brake disc, and determine brake disc and dynamic brake disc and horizontal axostylus axostyle is same
Axle.
Preferably, isolating cylinder lateral surface be provided with the one-to-one outlet of each isolation channel, and outlet with it is corresponding
Isolation channel be connected, the outlet is provided with controlled valve.
Preferably, isolating cylinder lateral surface is provided with centering counterweight, centering counterweight is located at the same of isolating cylinder with outlet
Side, the weight of the centering counterweight are more than the sum of each balancing weight.
After isolating cylinder stops operating, the centering counterweight of this programme can make centering counterweight position with the position of centering isolating cylinder
Below isolating cylinder, so that outlet is set down.
Preferably, also including manual positioning device, the manual positioning device includes being arranged in frame and and trunnion axis
The second parallel pilot hole of bar, it is arranged on the lateral surface of isolating cylinder and the positioning hole corresponding with the second pilot hole and can slides
Fastening screw in dynamic the second pilot hole being arranged on.
Preferably, when fastening screw is plugged in positioning hole：The radially-directed hole is in vertical state, and radially
The port of pilot hole is upward.
Preferably, piston outside is provided with the first sealing ring and the second sealing ring, when piston body is resisted against first
When on limited block, first sealing ring and the second sealing ring are positioned at the top of balance through hole, when piston body is resisted against radial guiding
To hole bottom surface when, it is described balance through hole between the first sealing ring and the second sealing ring.
Preferably, the circular in cross-section of isolating cylinder, the axis coaxle of the axis of isolating cylinder and horizontal axostylus axostyle, described point
From dividing plate semicircular in shape.
Preferably, isolating cylinder lateral surface is provided with injection port, and injection port is provided with sealing-plug.
Preferably, rotary actuator includes being arranged on the motor for being used to rotate horizontal axostylus axostyle in frame.
The beneficial effects of the invention are as follows：The operating efficiency of planktonic organism sample size calculating can not only be effectively improved, and
And the calculating accuracy of complete planktonic organism sample size can be ensured.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the isolated high-precision planktonic organism sampling system of rotation half of the present invention.
Fig. 2 is the partial enlarged drawing at A in Fig. 1.
Fig. 3 is the partial enlarged drawing at B in Fig. 1.
In figure：Frame 1, rotary actuator 2, horizontal axostylus axostyle 3, isolating cylinder 4, isolation channel 4a, injection port 5 are adaptive equal
Sub-agencies 6, the first sealing ring 61, balance through hole 62, the second sealing ring 63, piston body 64, piston rod 65, the first limited block 66,
Radially-directed hole 67, the second limited block 68, the first pretension compression spring 69, guide pin bushing 610, balancing weight 611, outlet 7, switch valve
Door 71, separate dividing plate 8, brake apparatus 9, determine brake disc 91, move brake disc 92, the first guide rod 93, the second pretension compression spring 94,
Spacer pin 95, centering counterweight 10, fastening screw 11, positioning hole 12.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of half isolated high-precision planktonic organism sampling system of rotation includes frame 1, manual positioning dress
Put, the isolating cylinder 4 being rotatably provided in by horizontal axostylus axostyle 3 in frame, for the rotary actuator 2 for driving isolating cylinder to rotate
And for reducing the brake apparatus 9 of isolating cylinder rotating speed.The circular in cross-section of isolating cylinder.The axis of isolating cylinder and horizontal axostylus axostyle
Axis coaxle.Rotary actuator, which includes being arranged on, is used to rotating the motor of horizontal axostylus axostyle in frame, motor it is defeated
Shaft is connected with horizontal axostylus axostyle.
Three pieces of separation dividing plates 8 perpendicular with horizontal axostylus axostyle are provided with isolating cylinder.The area of separation dividing plate is less than isolating cylinder
The cross-sectional area of inner chamber, separate dividing plate semicircular in shape.Three pieces of separation dividing plates are equally spaced.Axle of each separation dividing plate along horizontal axostylus axostyle
To being separated out four isolation channel 4a in isolating cylinder, and the volume of four isolation channels is identical.Isolating cylinder lateral surface is provided with sample introduction
Mouth 5, and injection port is provided with sealing-plug.Isolating cylinder lateral surface is provided with outlet 7 one-to-one with each isolation channel, and goes out sample
Mouth is connected with corresponding isolation channel.Outlet is provided with controlled valve 71.Each outlet is located at the same side of isolating cylinder.Sample introduction
Mouth is located at the opposite sides of isolating cylinder with outlet.Isolating cylinder lateral surface is provided with centering counterweight 10.Centering counterweight and outlet
Positioned at the same side of isolating cylinder.The weight of centering counterweight is more than the sum of each balancing weight.
As shown in Figure 1 and Figure 2, separate dividing plate and be provided with and adaptively divide equally mechanism 6.This is adaptively divided equally mechanism and includes setting
The radially-directed hole 67 radially extended in separation bulkhead sides and along horizontal axostylus axostyle, it is arranged on separation dividing plate and connects connected
The balance through hole 62 of two isolation channels, the piston body 64 being slidably arranged in radially-directed hole, it is arranged on the inside of radially-directed hole
The piston rod 65 of the first limited block 66 and setting on the piston body on face and above piston body.Piston rod and radially-directed
Hole is coaxially disposed.The bottom in radially-directed hole is close to the bottom of isolation channel.It is parallel with horizontal axostylus axostyle to balance through hole.Balance through hole
Close to the bottom of isolation channel.Balance through hole is connected with radially-directed hole.
Piston outside is provided with the first sealing ring 61 and the second sealing ring 63.When piston body is resisted against the first limited block
When upper, the first sealing ring and the second sealing ring positioned at the top of balance through hole, and between piston body lower end and balance through hole between
1/4 away from more than isolating cylinder internal diameter.When piston body is resisted against the bottom surface in radially-directed hole, balance through hole is located at the first sealing ring
Between the second sealing ring.
Isolating cylinder lateral surface is provided with the guide pin bushing 610 coaxial with piston rod.Guide pin bushing is located at the relative of isolating cylinder with outlet
Both sides.The end of piston rod is through guide pin bushing and extends to outside isolating cylinder, and is provided with counterweight positioned to the piston rod outside isolating cylinder
Block 611.Balancing weight is set on the end of the piston rod.The 3rd sealing ring, and the 3rd sealing ring are provided between guide pin bushing and piston rod
It is arranged on the medial surface of guide pin bushing.On piston rod lateral surface and it is located at guide pin bushing and is provided with the second limited block 68 between dividing plate with separating.
The first pretension compression spring 69 is provided with piston rod and between guide pin bushing and the second limited block.
As shown in Figure 1, Figure 3, brake apparatus 9 include being arranged on isolation tube outer surface and with horizontal axostylus axostyle is perpendicular determines
Brake disc 91, the dynamic brake disc 92 parallel with determining brake disc, is arranged on frame and parallel with horizontal axostylus axostyle first is oriented to
Through hole and the first guide rod 93 that can be slided along the first guide through hole.Determine brake disc to be arranged on the end face of isolating cylinder, determine brake disc
And dynamic brake disc is in annular, and determine brake disc and dynamic brake disc and horizontal axostylus axostyle is coaxial.
One end of first guide rod is connected with dynamic brake disc.First guide rod, which is provided with, can abut against brake disc to determine brake
The second pretension compression spring 94 on disk.Second pretension compression spring is positioned at dynamic between brake disc and frame.Set on first guide rod
There is the spacing hole perpendicular with horizontal axostylus axostyle.The spacer pin 95 that can be taken off is provided with spacing hole.When spacing hole and dynamic brake disc position
When the opposite sides of the first guide through hole, move brake disc and determine to be provided with gap between brake disc.
Manual positioning device includes being arranged on the second pilot hole in frame and parallel with horizontal axostylus axostyle, is arranged on isolation
Positioning on the lateral surface of cylinder and in the positioning hole 12 corresponding with the second pilot hole and the second pilot hole for being slidably arranged on
Latch 11.When fastening screw is plugged in positioning hole：Radially-directed hole be vertically arranged and the port in radially-directed hole upward,
Meanwhile the notch of isolation channel is set upward, outlet is located at below isolating cylinder, and injection port is located above isolating cylinder.
The specific work process of the isolated high-precision planktonic organism sampling system of rotation half of the present embodiment is as follows：
First, as shown in Figure 1, Figure 3, spacing hole and dynamic brake disc is located at the opposite sides of the first guide through hole, and will
Spacer pin is plugged in spacing hole；Meanwhile positioning is plugged out.
Second, rotation isolating cylinder makes injection port then, injection port be opened, by the liquid of planktonic organism in position upward
Body sample is added in isolating cylinder at injection port；Followed by closing injection port by sealing-plug.
3rd, open motor and drive isolating cylinder to rotate, the fluid sample in isolating cylinder is made by the rotation of isolating cylinder
Interior planktonic organism is uniformly distributed；
More importantly：During adaptively dividing equally mechanism and together being rotated with isolating cylinder, in the centrifugal force of balancing weight
In the presence of, piston body will move toward the first limited block, untill piston body is resisted against on the first limited block；Now, first
Sealing ring and the second sealing ring are positioned at the top of balance through hole, connected two isolation channels of balance through hole connection, so that each isolation channel
It is interconnected.
4th, motor is stopped, and then, spacer pin is inserted and taken out, after spacer pin, which is inserted, to be taken out, in the second pretension
Brake disc is moved in the presence of compression spring and will be abutted against and is determined on brake disc, so that the rotating speed of isolating cylinder is rapidly reduced to stop；
Followed by making spacing hole and dynamic brake disc be located at the opposite sides of the first guide through hole, and spacer pin is plugged in spacing hole；
Now, in the presence of centering counterweight, centering counterweight will be located at below isolating cylinder, outlet is in state down automatically；
Finally, fastening screw is plugged in positioning hole；After fastening screw is plugged in positioning hole, the notch of isolation channel is set upward
Put.
After isolating cylinder stops operating, in the presence of the first pretension compression spring, piston body will gradually move down；Cause
And be interconnected within a period of time after isolating cylinder stops operating, between each isolation channel by isolation channel, between each isolation channel
Linker structure is formed, thus the liquid level in each isolation channel can be made to be in sustained height, ensures the liquid-like in each isolation channel
This volume is identical.
After piston body is resisted against the bottom surface in radially-directed hole, now balances through hole and separated by piston body.
5th, open any one outlet, by for isolation channel in liquid sample take out, then to selection etc.
/ mono- liquid sample is counted, and then calculates total planktonic organism content in sample.So rotation of the present embodiment
Half isolated high-precision planktonic organism sampling system can not only effectively improve the operating efficiency of planktonic organism sample size calculating,
And the calculating accuracy of complete planktonic organism sample size can be ensured.
Claims (10)
1. one kind half isolated high-precision planktonic organism sampling system of rotation, including frame, are rotatably set by horizontal axostylus axostyle
Isolating cylinder in frame and the rotary actuator for driving isolating cylinder to rotate, be provided with the isolating cylinder it is some with it is horizontal
The perpendicular separation dividing plate of axostylus axostyle, the area for separating dividing plate are less than the cross-sectional area of isolation tube inner chamber, and each dividing plate that separates is along water
The axial direction of flat axostylus axostyle is separated out several isolation channels in isolating cylinder, it is characterized in that, in addition to for reducing isolating cylinder rotating speed
Brake apparatus；
The separation dividing plate, which is provided with, adaptively divides equally mechanism, and this is adaptively divided equally mechanism and includes being arranged in separation bulkhead sides
And the radially-directed hole radially extended along horizontal axostylus axostyle, the balance for being arranged on separation dividing plate and connecting two isolation channels that are connected are led to
Hole, the piston body being slidably arranged in radially-directed hole, it is arranged on the medial surface of radially-directed hole and above piston body
The first limited block and piston rod on the piston body is set；The balance through hole is connected with radially-directed hole；
The isolating cylinder lateral surface is provided with the guide pin bushing coaxial with piston rod, and the end of the piston rod through guide pin bushing and extends to
Outside isolating cylinder, and be provided with balancing weight positioned to the piston rod outside isolating cylinder, on the piston rod lateral surface and positioned at guide pin bushing and
Be provided with the second limited block between separation dividing plate, provided with the compression of the first pretension on piston rod and positioned at guide pin bushing and the second limited block between
Spring.
2. a kind of half isolated high-precision planktonic organism sampling system of rotation according to claim 1, it is characterized in that, it is described
Brake apparatus include be arranged on isolation tube outer surface on and with horizontal axostylus axostyle it is perpendicular determine brake disc, it is parallel with determining brake disc
Dynamic brake disc, be arranged on frame and first guide through hole parallel with horizontal axostylus axostyle and can along the first guide through hole slide
First guide rod, one end of first guide rod are connected with dynamic brake disc, on the first guide rod and positioned at dynamic brake disc and frame it
Between be provided with the second pretension compression spring that can be abutted against brake disc to determine on brake disc, first guide rod provided with and level
The perpendicular spacing hole of axostylus axostyle, and when spacing hole and dynamic brake disc are located at the opposite sides of the first guide through hole, it is described dynamic
Brake disc and determine to be provided with gap between brake disc, the spacer pin that can be taken off is provided with the spacing hole.
3. a kind of half isolated high-precision planktonic organism sampling system of rotation according to claim 2, it is characterized in that, it is described
It is in annular to determine brake disc and dynamic brake disc, and determines brake disc and dynamic brake disc and horizontal axostylus axostyle is coaxial.
4. a kind of half isolated high-precision planktonic organism sampling system of rotation according to claim 1, it is characterized in that, it is described
Isolating cylinder lateral surface be provided with the one-to-one outlet of each isolation channel, and outlet is connected with corresponding isolation channel, institute
State outlet and be provided with controlled valve.
5. a kind of half isolated high-precision planktonic organism sampling system of rotation according to claim 4, it is characterized in that, it is described
Isolating cylinder lateral surface is provided with centering counterweight, and centering counterweight is located at the same side of isolating cylinder with outlet, the centering counterweight
Weight is more than the sum of each balancing weight.
6. the half isolated high-precision planktonic organism sampling system of a kind of rotation according to claim 1 or 2 or 3 or 4 or 5,
It is characterized in that in addition to manual positioning device, the manual positioning device include being arranged in frame and parallel with horizontal axostylus axostyle
The second pilot hole, be arranged on the lateral surface of isolating cylinder and the positioning hole corresponding with the second pilot hole and be slidably arranged on
The second pilot hole in fastening screw.
7. a kind of half isolated high-precision planktonic organism sampling system of rotation according to claim 6, it is characterized in that, when fixed
When position latch is plugged in positioning hole：The radially-directed hole is in vertical state, and the port in radially-directed hole is upward.
8. the half isolated high-precision planktonic organism sampling system of a kind of rotation according to claim 1 or 2 or 3 or 4 or 5,
It is characterized in that the piston outside is provided with the first sealing ring and the second sealing ring, when piston body, to be resisted against first spacing
When on block, first sealing ring and the second sealing ring are positioned at the top of balance through hole, when piston body is resisted against radially-directed hole
Bottom surface when, it is described balance through hole between the first sealing ring and the second sealing ring.
9. the half isolated high-precision planktonic organism sampling system of a kind of rotation according to claim 1 or 2 or 3 or 4 or 5,
It is characterized in that the circular in cross-section of the isolating cylinder, the axis coaxle of the axis of isolating cylinder and horizontal axostylus axostyle, the separation every
Plate semicircular in shape.
10. the half isolated high-precision planktonic organism sampling system of a kind of rotation according to claim 1 or 2 or 3 or 4 or 5,
It is characterized in that the isolating cylinder lateral surface is provided with injection port, and injection port is provided with sealing-plug；The rotary actuator bag
Include to be arranged on and be used for the motor for rotating horizontal axostylus axostyle in frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917817.XA CN105571901B (en) | 2015-12-10 | 2015-12-10 | One kind half isolated high-precision planktonic organism sampling system of rotation |
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|---|---|---|---|
| CN201510917817.XA CN105571901B (en) | 2015-12-10 | 2015-12-10 | One kind half isolated high-precision planktonic organism sampling system of rotation |
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| CN105571901A CN105571901A (en) | 2016-05-11 |
| CN105571901B true CN105571901B (en) | 2018-02-13 |
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| CN109900472B (en) * | 2019-03-07 | 2021-01-12 | 宁波市劳动安全技术服务公司 | Breather valve on-line measuring device |
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| GB864015A (en) * | 1958-07-28 | 1961-03-29 | Frank Ramsay Ltd | Apparatus for obtaining average samples of liquid in a tank and for measuring the average temperature of said liquid |
| CN1752732A (en) * | 2004-09-22 | 2006-03-29 | 中国科学院沈阳自动化研究所 | Sampler for water-gas mixture and underwater planktonic microorganism |
| CN101487772A (en) * | 2009-02-19 | 2009-07-22 | 中国水产科学研究院黄海水产研究所 | Automatically layered quantitative sampler for skotoplankton |
| CN101551304A (en) * | 2009-05-13 | 2009-10-07 | 中国科学院南京地理与湖泊研究所 | Stratified sampler of water samples |
| CN203824803U (en) * | 2014-04-08 | 2014-09-10 | 浙江省海洋水产研究所 | Novel equally-dividing sampling device for planktons |
| CN104996306A (en) * | 2015-07-29 | 2015-10-28 | 浙江申浩农业科技发展有限公司 | Rabbit cage equipped with automatic watering basin inside |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57194336A (en) * | 1981-12-23 | 1982-11-29 | Caterpillar Mitsubishi Ltd | Automatic oil sampling device |
| FR2897160B1 (en) * | 2006-02-08 | 2008-04-18 | Inst Rech Pour Le Dev I R D Et | APPARATUS FOR THE AUTOMATIC SAMPLING OF SAMPLES IN A CONTINUOUS FLOW |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB864015A (en) * | 1958-07-28 | 1961-03-29 | Frank Ramsay Ltd | Apparatus for obtaining average samples of liquid in a tank and for measuring the average temperature of said liquid |
| CN1752732A (en) * | 2004-09-22 | 2006-03-29 | 中国科学院沈阳自动化研究所 | Sampler for water-gas mixture and underwater planktonic microorganism |
| CN101487772A (en) * | 2009-02-19 | 2009-07-22 | 中国水产科学研究院黄海水产研究所 | Automatically layered quantitative sampler for skotoplankton |
| CN101551304A (en) * | 2009-05-13 | 2009-10-07 | 中国科学院南京地理与湖泊研究所 | Stratified sampler of water samples |
| CN203824803U (en) * | 2014-04-08 | 2014-09-10 | 浙江省海洋水产研究所 | Novel equally-dividing sampling device for planktons |
| CN104996306A (en) * | 2015-07-29 | 2015-10-28 | 浙江申浩农业科技发展有限公司 | Rabbit cage equipped with automatic watering basin inside |
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| Publication number | Publication date |
|---|---|
| CN105571901A (en) | 2016-05-11 |
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