CN208287559U - A kind of phytoplankton separation concentration device - Google Patents
A kind of phytoplankton separation concentration device Download PDFInfo
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- CN208287559U CN208287559U CN201820633286.0U CN201820633286U CN208287559U CN 208287559 U CN208287559 U CN 208287559U CN 201820633286 U CN201820633286 U CN 201820633286U CN 208287559 U CN208287559 U CN 208287559U
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Abstract
The utility model provides a kind of phytoplankton separation concentration device, including rectangular cylinder, the hopper valve of separating mechanism, the funnel being connected to below cylinder and its neck, separating mechanism includes the left, center, right three pieces blade and knob of same level, knob is sealingly engaged into the first side wall in cylinder, the inside center of circle of knob is fixed in middle line one end of middle blade, and the other end second sidewall opposite with the first side wall rotates connection；The middle line of lobus sinister piece and lobus dexter piece, which all rotates, to be connected between the first side wall and second sidewall；The left and right sides edge of knob is respectively articulated with the left and right connecting rod for crossing left and right blade middle line, and connecting rod with vane hinge point away from the radius for being equal to knob at a distance from middle line.The device is easy to operate, avoids siphonage from disturbing sediment, phytoplankton is caused to be sucked away, and reduces error, to guarantee that the sample after acquisition concentration closer to actual conditions, improves the accuracy of investigation collection analysis.
Description
Technical field
The utility model patent belongs to field of analytic instrument, and in particular to a kind of phytoplankton separation concentration device of simplicity.
Background technique
Phytoplankton is the primary productivity of aquatic ecosystem, and Community composition plays an important role inside trophic level,
Directly affect the stabilization of the entire ecosystem.Currently, phytoplankton and its index of correlation have been widely used for evaluating it is aquatic
The stability of state health and the ecosystem plays important technology in water environment protection and management practice and supports and instruct to anticipate
Justice.Therefore, carrying out phytoplankton structure investigation is to understand a kind of necessary method of the healthy and stable property of water ecosystem.
Currently, the investigation method of freshwater phytoplankton is certain 1 liter of the water sample of acquisition, fixed using Lugol's,
Natural sedimentation is concentrated after 48 hours in cylindrical separatory funnel.Upper layer is slowly sucked by siphon method using tiny glass-tube
The stillness of night, being put into volume for 30 milliliters of sediment is in 50 milliliters of reagent bottle.However rainbow is used when due to separatory funnel liquid separation
Absorbing method is difficult to control concentration volume, and is easy agitation lower sediment thing, and the phytoplankton of partly precipitated is caused to be siphoned off
It goes, increases error.Therefore, develop a kind of simple, easy-operating device controls the volume of the concentrated liquid, and isolation concentrating and precipitating liquid and
Supernatant liquid, it appears very necessary property.
Utility model content
In view of the above shortcomings of the prior art, the utility model provides a kind of easy, easy to operate, especially can be to avoid
The phytoplankton separation concentration device of phytoplankton quantitative error caused by artificial siphon operating process.
To achieve the above object, the following technical solution is employed for the utility model:
A kind of phytoplankton separation concentration device, including cylinder, funnel, hopper valve, separating mechanism and bracket,
The funnel openings and the cylinder cross section are identical rectangle, and the funnel is sealedly attached to the separation
Cylinder lower section, the hopper valve are set to the filler neck part,
The funnel and the cylinder are vertically arranged and are supported by the bracket,
The separating mechanism includes lobus sinister piece, middle blade, lobus dexter piece and the left connecting rod for being in same level, right company
Extension bar and knob, the knob are sealingly engaged into the first side wall of the cylinder；Middle line one end of the middle blade, which rotates, to be connected
It is connected to the opposite second sidewall of the first side wall, the other end is connected to the center of circle of the knob；The lobus sinister piece and the right side
The middle line rotation of blade is connected between the first side wall and the second sidewall；Described left connecting rod one end is articulated with described
The left side edge of knob, the other end crosses the middle line of the lobus sinister piece from top and nearly knob end is articulated with the lobus sinister piece
Left hinge joint, the left hinge joint are equal to the radius of the knob at a distance from the middle line of the lobus sinister piece；The right connecting rod
One end in the right side edge for being articulated with the knob, the other end cross from below the middle line of the lobus dexter piece and with the lobus dexter piece
Nearly knob end be articulated with right hinge joint, the right hinge joint is at a distance from the middle line of the lobus dexter piece equal to the half of the knob
Diameter.
Further, the lobus sinister piece, middle blade and lobus dexter piece be area equation it is rectangular, and the lobus sinister piece, in
The composite figure of blade and lobus dexter piece is identical as the cross section of the cylinder.
Further, the cross section of the cylinder is square.
Further, the bracket is downwardly extending by three side walls of the cylinder or opposite two side walls.
Further, the longitudinal section of the lobus sinister piece, the middle blade or the lobus dexter piece is spindle.Such shape
When blade is vertical, phytoplankton subsiding can be effectively prevented on blade.
Further, the volume of the cylinder is 1 ~ 2L.
Further, the cylinder is transparent material.
Further, volume scale is additionally provided on the side wall of the cylinder.
The beneficial effects of the utility model are: it is easy to operate, it avoids siphonage from disturbing sediment, leads to phytoplankton quilt
It siphons away, reduces error, to guarantee that the sample after acquisition concentration closer to actual conditions, improves the accurate of investigation collection analysis
Property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the phytoplankton separation concentration device of the utility model.
Fig. 2 is the overlooking structure diagram of separating mechanism described in the utility model.
Fig. 3 is the A direction view of Fig. 2, and blade is in horizontal closed state at this time.
Fig. 4 is the A direction view of Fig. 2, and blade is in vertical opening state at this time.
Wherein: 1 is cylinder, and 2 be separating mechanism, and 3 be funnel, and 4 be hopper valve, and 5 be bracket, and 6 be receiving flask, and 21 are
Lobus dexter piece, 22 be middle blade, and 23 be lobus sinister piece, and 24 be right connecting rod, and 25 be knob, and 26 be right connecting rod.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1-3, a kind of phytoplankton separation concentration device, including cylinder, funnel, hopper valve, seperator
Structure and bracket,
The funnel openings and the cylinder cross section are identical rectangle, and the funnel is sealedly attached to the separation
Cylinder lower section, the hopper valve are set to the filler neck part,
The funnel and the cylinder are vertically arranged and are supported by the bracket,
The separating mechanism includes lobus sinister piece, middle blade, lobus dexter piece and the left connecting rod for being in same level, right company
Extension bar and knob, the knob are sealingly engaged into the first side wall of the cylinder；Middle line one end of the middle blade, which rotates, to be connected
It is connected to the opposite second sidewall of the first side wall, the other end is connected to the center of circle of the knob；The lobus sinister piece and the right side
The middle line rotation of blade is connected between the first side wall and the second sidewall；Described left connecting rod one end is articulated with described
The left side edge of knob, the other end crosses the middle line of the lobus sinister piece from top and nearly knob end is articulated with the lobus sinister piece
Left hinge joint, the left hinge joint are equal to the radius of the knob at a distance from the middle line of the lobus sinister piece；The right connecting rod
One end in the right side edge for being articulated with the knob, the other end cross from below the middle line of the lobus dexter piece and with the lobus dexter piece
Nearly knob end be articulated with right hinge joint, the right hinge joint is at a distance from the middle line of the lobus dexter piece equal to the half of the knob
Diameter.
Lobus sinister piece, middle blade and the lobus dexter piece is rectangular for area equation, and the lobus sinister piece, middle blade and lobus dexter
The composite figure of piece is identical as the cross section of the cylinder.
The cross section of the cylinder is square.
The bracket is downwardly extending by three side walls of the cylinder or opposite two side walls.
The longitudinal section of the lobus sinister piece, the middle blade or the lobus dexter piece is spindle.Such shape is perpendicular in blade
When straight, phytoplankton subsiding can be effectively prevented on blade.
The volume of the cylinder is 1 ~ 2L.
The cylinder is transparent material.
Volume scale is additionally provided on the side wall of the cylinder.
In use, being first shut off hopper valve, rotates clockwise knob and three pieces blade is made to be in vertical opening state, so
The water sample to be concentrated containing phytoplankton is injected in backward cylinder to predetermined graduated.It stands later, to phytoplankton subsiding.
After settling 48h, there is obvious layering in water sample.Knob is slowly rotated counterclockwise at this time, so that three pieces blade is in water
Flat closed state forms the barrier to the phytoplankton of sedimentation, is sucked out again from cylinder top using the method for siphon later
Layer liquid.After absorption, after turning knob opens blade, then the hopper valve by opening bottom takes out lower layer's concentration
Phytoplankton water sample is for further analyzing.
In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.
Claims (8)
1. a kind of phytoplankton separation concentration device, which is characterized in that including cylinder, funnel, hopper valve, separating mechanism and
Bracket,
The funnel openings and the cylinder cross section are identical rectangle, and the funnel is sealedly attached under the cylinder
Side, the hopper valve are set to the filler neck part,
The funnel and the cylinder are vertically arranged and are supported by the bracket,
The separating mechanism includes lobus sinister piece, middle blade, lobus dexter piece and left connecting rod, right connecting rod in same level
And knob, the knob are sealingly engaged into the first side wall of the cylinder；Middle line one end rotation of the middle blade is connected to
The opposite second sidewall of the first side wall, the other end are connected to the center of circle of the knob；The lobus sinister piece and the lobus dexter piece
Middle line rotation be connected between the first side wall and the second sidewall；Described left connecting rod one end is articulated with the knob
Left side edge, the other end crosses the middle line of the lobus sinister piece from top and nearly knob end is articulated with left hinge with the lobus sinister piece
Contact, the left hinge joint are equal to the radius of the knob at a distance from the middle line of the lobus sinister piece；Described right connecting rod one end
In the right side edge for being articulated with the knob, the other end crosses the middle line of the lobus dexter piece and close with the lobus dexter piece from below
Knob end is articulated with right hinge joint, and the right hinge joint is equal to the radius of the knob at a distance from the middle line of the lobus dexter piece.
2. the apparatus according to claim 1, which is characterized in that lobus sinister piece, middle blade and the lobus dexter piece is area phase
Deng it is rectangular, and the composite figure of the lobus sinister piece, middle blade and lobus dexter piece is identical as the cross section of the cylinder.
3. the apparatus according to claim 1, which is characterized in that the cross section of the cylinder is square.
4. the apparatus according to claim 1, which is characterized in that the bracket is by three side walls of the cylinder or opposite
Two side walls be downwardly extending.
5. the apparatus according to claim 1, which is characterized in that the lobus sinister piece, the middle blade or the lobus dexter piece
Longitudinal section is spindle.
6. the apparatus according to claim 1, which is characterized in that the volume of the cylinder is 1 ~ 2L.
7. the apparatus according to claim 1, which is characterized in that the cylinder is transparent material.
8. device according to claim 7, which is characterized in that be additionally provided with volume scale on the side wall of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820633286.0U CN208287559U (en) | 2018-04-28 | 2018-04-28 | A kind of phytoplankton separation concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820633286.0U CN208287559U (en) | 2018-04-28 | 2018-04-28 | A kind of phytoplankton separation concentration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208287559U true CN208287559U (en) | 2018-12-28 |
Family
ID=64703206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820633286.0U Active CN208287559U (en) | 2018-04-28 | 2018-04-28 | A kind of phytoplankton separation concentration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208287559U (en) |
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2018
- 2018-04-28 CN CN201820633286.0U patent/CN208287559U/en active Active
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