CN203259520U - Filter feeding shellfish filtration rate measuring device - Google Patents
Filter feeding shellfish filtration rate measuring device Download PDFInfo
- Publication number
- CN203259520U CN203259520U CN 201320284730 CN201320284730U CN203259520U CN 203259520 U CN203259520 U CN 203259520U CN 201320284730 CN201320284730 CN 201320284730 CN 201320284730 U CN201320284730 U CN 201320284730U CN 203259520 U CN203259520 U CN 203259520U
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- filtration rate
- plastic
- filter
- cistern
- feeding shellfish
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Abstract
The utility model relates to a filter feeding shellfish filtration rate measuring device. The filter feeding shellfish filtration rate measuring device comprises an impounding reservoir, a shunt guide pipe and experiment water grooves, wherein the impounding reservoir is roughly cuboid-shaped, the bottom of the side edge of the impounding reservoir is communicated with the shunt guide pipe, and the impounding reservoir is connected with a plurality of experiment water grooves through the shunt guide pipe, the lower parts of the experiment water grooves are provided with plastic perforated plates, and a distance from the plastic perforated plates to the bottoms of the experiment water grooves is about 3cm; the side walls, which are positioned above the plastic perforated plates, of the experiment water grooves are provided with overflow holes; one ends, which are inserted into the experiment water grooves, of plastic hoses are inserted below the plastic perforated plates; the side walls of the end parts of one ends, which are inserted below the plastic perforated plates, of the plastic hoses are provided with water outlets. The filter feeding shellfish filtration rate measuring device provided by the utility model has the advantages that a condition that the concentrations of baits flowing into the experiment water grooves are consistent is guaranteed, the measuring workload is reduced, and the comparability of a result is improved.
Description
Technical field
The utility model belongs to filter-feeding shellfish experimental provision technical field, particularly relates to a kind of filter-feeding shellfish filtration rate determinator.
Background technology
Filtration rate refers to the cumulative volume of filter-feeding shellfish institute filtered water in the unit interval, has reflected the feeding ability of shellfish, is one of important physical signs of shellfish, also is the important parameter of estimation sea area carrying capacity.The research of carrying out for the filtration rate of filter-feeding shellfish both at home and abroad is a lot, and the method for measuring filtration rate is also a lot, and wherein the flowing water channel process is a kind of method (Wang Hui etc., 2008) of commonly using.But the flowing water channel process is measured filtration rate and must be met the following conditions: the water that flows through from tank is within the scope that shellfish can touch, avoid water that shellfish filters to mix with water to be filtered, the size of bait must be in shellfish can the scope of 100% filtering, the flow velocity of water must be greater than critical value (Zhang Jihong etc., 2005).This has relatively high expectations to water velocity and tank shape, therefore, is necessary to create controlled, the easy to operate filtration rate determinator of a cover flow velocity.
The shellfish filtration rate determinator that adopts at present has: the patent No. 200820079450.4 disclosed " apparatus for measuring on site water straining velocity of sweet water mussels ", but the principle of this device design is interval sampling method behind the default water body, rather than flowing water method, and mainly measure the on-the-spot drainage rate of freshwater bivalve class, do not relate to for marine shellfish.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of filter-feeding shellfish filtration rate determinator, improves the accuracy of measurement result.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of filter-feeding shellfish filtration rate determinator is provided, comprise cistern, shunt catheter and experimental trough, described cistern substantially is rectangular parallelepiped and is communicated with shunt catheter in the side bottom of cistern, described cistern connects some experimental troughs by conduit, a plastic multi hole plate is equipped with in described experimental trough bottom, described plastic multi hole plate is apart from the about 3cm in experimental trough bottom, described experimental trough is positioned on the sidewall of plastic multi hole plate top spout hole, one end of described plastic flexible pipe loading test tank inserts the plastic multi hole plate below, and the end sidewalls that described plastic flexible pipe inserts plastic multi hole plate below one end has apopore.
Described shunt catheter connects experimental trough in the mode that connects in the plastic flexible pipe loading test tank.
Described shunt catheter connects minimum 4 experimental troughs.
Described cistern is connected with shunt catheter by flexible pipe, and the end that shunt catheter is connected with cistern is with inlet valve.
The end that described conduit connects plastic flexible pipe is equipped with flow control valve.
Described cistern is glass steel material, and the side bottom is opened circular hole and is communicated with shunt catheter.
Described shunt catheter is plastic material, and the water inlet pipe mouth diameter is greater than the effluent pipe mouth diameter.
Described plastic flexible pipe inserts the plastic multi hole plate below, apart from the about 1cm in experimental trough bottom.
Described experimental trough is a hydrostatic column.
Beneficial effect
The utility model has guaranteed that the bait concentration of each experimental trough inflow is consistent, has reduced the surveying work amount, has improved result's comparability; The water inlet pipe mouth flow velocity is controlled by gate valve, and the flow velocity of each experimental trough can pass through the flow regulation valve regulation respectively, has realized that flow velocity is fully controlled; Experimental trough adopts circular structure, and water injects from the bottom of tank, and overflow at the top, has reduced the current dead angle, has avoided simultaneously filtering with water to be filtered and has mixed, and has improved result's accuracy; The utility model easy disassembly combination can be used under different conditions.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model experimental trough synoptic diagram.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Shown in Fig. 1-2, a kind of filter-feeding shellfish filtration rate determinator, comprise cistern 1, shunt catheter 2 and experimental trough 3, described cistern 1 substantially is rectangular parallelepiped and is communicated with shunt catheter 2 in the side bottom of cistern 1, described cistern 1 connects some experimental troughs 3 by conduit 2, a plastic multi hole plate 5 is equipped with in described experimental trough 3 bottoms, described plastic multi hole plate 5 is apart from the about 3cm in experimental trough 3 bottoms, described experimental trough 3 is positioned on the sidewall of plastic multi hole plate 5 tops spout hole 6, one end of described plastic flexible pipe 4 loading test tanks 3 inserts plastic multi hole plate 5 belows, and the end sidewalls that described plastic flexible pipe 4 inserts plastic multi hole plate 5 belows one end has apopore.
Described shunt catheter 2 connects experimental trough 3 in the mode that connects in the plastic flexible pipe 4 loading test tanks 3.
Described shunt catheter 2 connects minimum 4 experimental troughs 3.
Described cistern 1 is connected with shunt catheter 2 by flexible pipe, and the end that shunt catheter 2 is connected with cistern 1 is with inlet valve 7.
The end that described conduit 2 connects plastic flexible pipe 4 is equipped with flow control valve 8.
Described cistern 1 is glass steel material, and the side bottom is opened circular hole and is communicated with shunt catheter 2.
Described shunt catheter 2 is plastic material, and the water inlet pipe mouth diameter is greater than the effluent pipe mouth diameter.
Described plastic flexible pipe 4 inserts plastic multi hole plate 5 belows, apart from the about 1cm in experimental trough 3 bottoms.
Described experimental trough 3 is hydrostatic columns.
When measuring filtration rate, according to survey shellfish kind, in cistern 1, fill it up with seawater or the fresh water of filtration, add the Micro Algae bait of cultivating, regulate concentration to OK range, continue the inflation mixing, shunt catheter 2 is connected with cistern 1 by flexible pipe, shellfish is placed on above the porous plate 5 in experiment, open gate valve 7 and add water to each experimental trough 3, water by plastic flexible pipe 4 from top to bottom vertical current enter tank, flow out from top overflow mouth 6, the discharge that rotary current valve 8 is regulated control experimental trough 3, after stable, measure the water flow velocity of each gutter spill mouth 6, measure cistern 1 with particle collector, the bait concentration of experimental trough gap 6, the sampling in ten minutes of every interval is surveyed once, averages.The computing formula of shellfish filtration rate is as follows:
FR=F（1–C
1/C
0）
In the formula, FR is filtration rate, and F is flow velocity (L/h), C
0And C
1Be respectively the bait concentration of experimental trough water inlet and water delivering orifice.
Claims (9)
1. filter-feeding shellfish filtration rate determinator, comprise cistern (1), shunt catheter (2) and experimental trough (3), it is characterized in that, described cistern (1) substantially is rectangular parallelepiped and is communicated with shunt catheter (2) in the side bottom of cistern (1), described cistern (1) connects some experimental troughs (3) by conduit (2), a plastic multi hole plate (5) is equipped with in described experimental trough (3) bottom, described plastic multi hole plate (5) is apart from the about 3cm in experimental trough (3) bottom, described experimental trough (3) is positioned on the sidewall of plastic multi hole plate (5) top spout hole (6), one end of described plastic flexible pipe (4) loading test tank (3) inserts plastic multi hole plate (5) below, and the end sidewalls that described plastic flexible pipe (4) inserts plastic multi hole plate (5) below one end has apopore.
2. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that, described shunt catheter (2) connects experimental trough (3) in the mode that connects in plastic flexible pipe (4) the loading test tank (3).
3. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that, described shunt catheter (2) connects minimum 4 experimental troughs (3).
4. a kind of filter-feeding shellfish filtration rate determinator according to claim 1, it is characterized in that, described cistern (1) is connected with shunt catheter (2) by flexible pipe, and the end that shunt catheter (2) is connected with cistern (1) is with inlet valve (7).
5. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that, the end that described conduit (2) connects plastic flexible pipe (4) is equipped with flow control valve (8).
6. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that described cistern (1) is glass steel material, and the side bottom is opened circular hole and is communicated with shunt catheter (2).
7. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that described shunt catheter (2) is plastic material, and the water inlet pipe mouth diameter is greater than the effluent pipe mouth diameter.
8. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that, described plastic flexible pipe (4) inserts plastic multi hole plate (5) below, apart from the about 1cm in experimental trough (3) bottom.
9. a kind of filter-feeding shellfish filtration rate determinator according to claim 1 is characterized in that described experimental trough (3) is a hydrostatic column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320284730 CN203259520U (en) | 2013-05-22 | 2013-05-22 | Filter feeding shellfish filtration rate measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320284730 CN203259520U (en) | 2013-05-22 | 2013-05-22 | Filter feeding shellfish filtration rate measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203259520U true CN203259520U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320284730 Expired - Fee Related CN203259520U (en) | 2013-05-22 | 2013-05-22 | Filter feeding shellfish filtration rate measuring device |
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| Country | Link |
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| CN (1) | CN203259520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956429A (en) * | 2018-07-09 | 2018-12-07 | 江苏省淡水水产研究所 | A kind of river inkstone filtration rate rapid assay methods based on flow cytometry |
-
2013
- 2013-05-22 CN CN 201320284730 patent/CN203259520U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956429A (en) * | 2018-07-09 | 2018-12-07 | 江苏省淡水水产研究所 | A kind of river inkstone filtration rate rapid assay methods based on flow cytometry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20140522 |