CN210765308U - Two plankton samplers suitable for still water territory - Google Patents
Two plankton samplers suitable for still water territory Download PDFInfo
- Publication number
- CN210765308U CN210765308U CN201921029112.4U CN201921029112U CN210765308U CN 210765308 U CN210765308 U CN 210765308U CN 201921029112 U CN201921029112 U CN 201921029112U CN 210765308 U CN210765308 U CN 210765308U
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- China
- Prior art keywords
- filter screen
- cylinder
- vertical rod
- plankton
- still water
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 238000005406 washing Methods 0.000 abstract description 3
- 241000223782 Ciliophora Species 0.000 description 24
- 239000012535 impurity Substances 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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Abstract
The utility model discloses two plankton samplers suitable for a still water area, which comprise a lower net barrel, a cylinder connected with the lower net barrel, a vertical rod extending into the lower net barrel and the cylinder, a cross rod arranged on the vertical rod exposed out of the cylinder, and rotating blades arranged at two ends of the cross rod; the middle part of the cross rod is rotationally connected with the vertical rod, the lower mesh cylinder comprises a bottom plate, a spindle-shaped mesh connected with the bottom plate, and a first filter screen arranged at the upper end of the spindle-shaped mesh; the lower end of the vertical rod is connected with the bottom plate; the upper end of the cylinder is provided with a second filter screen, the lower end of the cylinder is connected with the outer edge of the first filter screen, a gap is formed between the cross rod and the second filter screen, the upper end of the vertical rod is provided with a pull ring, the lower cylinder is provided with a balancing weight, and the outer edge of the second filter screen is detachably connected with the cylinder through a plurality of buckles; the utility model has the characteristics of convenient to detach and washing can collect two kinds of plankton simultaneously.
Description
Technical Field
The utility model belongs to the technical field of plankton sampling technique and specifically relates to a two kinds of plankton sample thief that are applicable to still water area that can clear away impurity, macrobiosis convenient for dismantle and wash.
Background
At present, no device specially used for collecting ciliates exists, and the device is generally used for collecting ciliates after a collecting device used for collecting middle-sized plankton is improved. However, the traditional collecting device cannot be disassembled, so that the traditional collecting device is not beneficial to cleaning; the body length of the ciliates is 20-200 mu m, and the pore size of the net is larger and is not suitable for collecting the ciliates; traditional collection system gathers impurity, macrobiosis together in the in-process of gathering the ciliate, causes great influence to the later stage observation.
In the process of collecting ciliates, as the collecting net is small and does not have multiple times of filtration, large plankton such as hexapods and various algae are also collected, the ciliates are difficult to observe sometimes when large-scale outbreaks of the large plankton are encountered, and the problem of collecting in a still water area needs to be solved.
Disclosure of Invention
The utility model aims at overcoming the defects that the acquisition device in the prior art cannot be disassembled and is not beneficial to cleaning, impurities and macroorganisms are acquired together and are not beneficial to the observation of ciliates in the later period, and the two plankton samplers which are convenient to disassemble and clean and suitable for a still water area and can remove the impurities and the macroorganisms are provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sampler for two plankton in a still water area comprises a lower net barrel, a cylinder connected with the lower net barrel, vertical rods extending into the lower net barrel and the cylinder, cross rods arranged on the vertical rods exposed out of the cylinder, and rotating blades arranged at two ends of each cross rod; the middle part of the cross rod is rotationally connected with the vertical rod, the lower mesh cylinder comprises a bottom plate, a spindle-shaped mesh connected with the bottom plate, and a first filter screen arranged at the upper end of the spindle-shaped mesh; the lower end of the vertical rod is connected with the bottom plate; the upper end of the cylinder is provided with a second filter screen, the lower end of the cylinder is connected with the outer edge of the first filter screen, a gap is formed between the cross rod and the second filter screen, the upper end of the vertical rod is provided with a pull ring, the lower cylinder is provided with a balancing weight, and the outer edge of the second filter screen is detachably connected with the cylinder through a plurality of buckles; the upper part of the left side of the cylinder is provided with an auxiliary cylinder, and the lower part of the right side of the cylinder is provided with a collecting barrel; the auxiliary cylinder and the collecting barrel are communicated with the cylinder, a third filter screen is arranged at the upper end of the auxiliary cylinder, a fourth filter screen is arranged at the lower end of the collecting barrel, the mesh size of the third filter screen is the same as that of the second filter screen, and the mesh size of the second filter screen is larger than that of the fourth filter screen and larger than that of the first filter screen; the spindle-shaped net and the first filter net have the same mesh size.
The guide ring of the utility model is connected with the stay cord, and the stay cord is continuously pulled up and loosened in the process of collecting ciliates, so that the two rotating blades drive the cross rod to rotate under the action of water flow, the impurities and large organisms on the upper surfaces of the second filter screen and the third filter screen are pulled away by the cross rod, only ciliates can enter the cylinder through the second filter screen, then the ciliates enter the lower cylinder through the first filter screen, and after the ciliates are collected, the valve is opened to release the ciliates;
when needs dismantle the washing, demolish each buckle of outward flange of second filter screen, with montant lower extreme and bottom plate separation, montant, first filter screen and second filter screen and bottom plate, fusiform net, drum separation, be convenient for wash, it can to wash after finishing to install again.
In addition, get into the plankton in supplementary section of thick bamboo and the drum from second filter screen and third filter screen, if can't all get into down the section of thick bamboo through first filter screen, then will get into the collecting vessel in, thereby make the utility model discloses can collect simultaneously ciliate and another kind of plankton bigger than ciliate size.
Preferably, the lower part of the bottom plate is provided with an opening, and the opening is provided with a valve; the fixed plate is arranged at the lower end of the vertical rod and detachably connected with the bottom plate.
Preferably, the spindle-shaped net is provided with a circle, and the circle is connected with the part with the smallest cross section size of the spindle-shaped net.
Preferably, the middle part of the first filter screen is connected with the vertical rod, and the first filter screen is in a downward-opened horn shape.
Preferably, the middle part of the second filter screen is connected with the vertical rod through a circular ring, and the circular ring is fixedly connected with the vertical rod through a fastening screw.
Preferably, the vertical rod on the upper portion of the cross rod is provided with a cushion block, and the vertical rod above the cushion block is provided with a fastening nut.
Preferably, the cushion block is circular, and the cushion block is provided with an oblong notch which is matched with the vertical rod.
Preferably, the middle part of the lower surface of the cross rod is provided with a circular groove, and the circular groove is matched with the second circular ring.
Therefore, the utility model discloses following beneficial effect has: the disassembly and the cleaning are convenient, and impurities and large organisms can be removed; is beneficial to the observation of ciliates in later period, and can simultaneously collect ciliates and another plankton with size larger than that of ciliates.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the gasket of the present invention.
In the figure: the device comprises a lower net barrel 1, a cylinder 2, a vertical rod 3, a cross rod 4, a rotating blade 5, a circular ring 7, a cushion block 8, a fastening nut 9, a balancing weight 10, a bottom plate 11, a spindle-shaped net 12, a first filter screen 13, a second filter screen 23, a fastening screw 71, a long circular notch 81, a pull ring 101, an auxiliary barrel 102, a collecting barrel 103, a third filter screen 104, a fourth filter screen 105, a valve 111, a fixing plate 112 and a circle 121.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the sampler for two plankton suitable for a still water area comprises a lower net cylinder 1, a cylinder 2 connected with the lower net cylinder, vertical rods 3 extending into the lower net cylinder and the cylinder, cross rods 4 arranged on the vertical rods exposed out of the cylinder, and rotating blades 5 arranged at two ends of the cross rods; the middle part of the cross rod is rotationally connected with the vertical rod, the lower mesh cylinder comprises a bottom plate 11, a spindle-shaped mesh 12 connected with the bottom plate, and a first filter screen 13 arranged at the upper end of the spindle-shaped mesh; the lower end of the vertical rod is connected with the bottom plate; the upper end of the cylinder is provided with a second filter screen 23, the lower end of the cylinder is connected with the outer edge of the first filter screen, a gap is arranged between the cross rod and the second filter screen, the upper end of the vertical rod is provided with a pull ring 101, the lower cylinder is provided with a balancing weight 10, and the outer edge of the second filter screen is detachably connected with the cylinder through a plurality of buckles; the upper part of the left side of the cylinder is provided with an auxiliary cylinder 102, and the lower part of the right side of the cylinder is provided with a collecting barrel 103; the auxiliary cylinder and the collecting barrel are communicated with the cylinder, a third filter screen 104 is arranged at the upper end of the auxiliary cylinder, a fourth filter screen 105 is arranged at the lower end of the collecting barrel, the mesh size of the third filter screen is the same as that of the second filter screen, and the mesh size of the second filter screen is larger than that of the fourth filter screen and larger than that of the first filter screen; the spindle-shaped net and the first filter net have the same mesh size.
The lower part of the bottom plate is provided with an opening, and the opening is provided with a valve 111; the lower end of the vertical rod is provided with a fixed plate 112 which is detachably connected with the bottom plate.
The spindle-shaped net is provided with a circle 121, and the circle is connected with the part with the smallest cross section size of the spindle-shaped net.
The middle part of the first filter screen is connected with the vertical rod, and the first filter screen is in a horn shape which is opened downwards.
The middle part of the second filter screen is connected with the vertical rod through a circular ring 7, and the second circular ring is fixedly connected with the vertical rod through a fastening screw.
The vertical rod on the upper part of the cross rod is provided with a cushion block 8, and the vertical rod above the cushion block is provided with a fastening nut 9.
The middle part of the lower surface of the cross rod is provided with a circular groove which is matched with the second circular ring.
As shown in fig. 2, the cushion block is provided with an oblong notch 81, and the oblong notch is matched with the vertical rod.
The utility model discloses a use method as follows:
constantly pull up and relax the stay cord, make two rotating vane drive the horizontal pole and rotate under the effect of rivers, the horizontal pole is dialled the impurity of second filter screen and third filter screen upper surface, large-scale living beings and is opened, only the ciliate can get into the upper net section of thick bamboo through the second filter screen in, then the ciliate gets into down the net section of thick bamboo through first filter screen in, after the ciliate is collected well, opens the valve and emits the ciliate.
When the washing is dismantled to needs, demolish each buckle of outward flange of second filter screen, with montant lower extreme and bottom plate separation, montant, first filter screen and second filter screen and bottom plate, fusiform net, drum separation, it can to wash after finishing to install again.
In addition, get into the plankton in supplementary section of thick bamboo and the drum from second filter screen and third filter screen, if can't all get into down the section of thick bamboo through first filter screen, then will get into the collecting vessel in, thereby make the utility model discloses can collect simultaneously ciliate and another kind of plankton bigger than ciliate size.
It should be understood that the present embodiment is only for illustrating the present invention and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (8)
1. The sampler for two plankton in a still water area is characterized by comprising a lower net barrel (1), a cylinder (2) connected with the lower net barrel, vertical rods (3) extending into the lower net barrel and the cylinder, cross rods (4) arranged on the vertical rods exposed out of the cylinder, and rotating blades (5) arranged at two ends of the cross rods; the middle part of the cross rod is rotationally connected with the vertical rod, the lower mesh cylinder comprises a bottom plate (11), a spindle-shaped mesh (12) connected with the bottom plate, and a first filter screen (13) arranged at the upper end of the spindle-shaped mesh; the lower end of the vertical rod is connected with the bottom plate; a second filter screen (23) is arranged at the upper end of the cylinder, the lower end of the cylinder is connected with the outer edge of the first filter screen, a gap is formed between the cross rod and the second filter screen, a pull ring (101) is arranged at the upper end of the vertical rod, a balancing weight (10) is arranged on the lower cylinder, and the outer edge of the second filter screen is detachably connected with the cylinder through a plurality of buckles; an auxiliary barrel (102) is arranged at the upper part of the left side of the cylinder, and a collecting barrel (103) is arranged at the lower part of the right side of the cylinder; the auxiliary cylinder and the collecting barrel are communicated with the cylinder, a third filter screen (104) is arranged at the upper end of the auxiliary cylinder, a fourth filter screen (105) is arranged at the lower end of the collecting barrel, the mesh size of the third filter screen is the same as that of the second filter screen, and the mesh size of the second filter screen is larger than that of the fourth filter screen and larger than that of the first filter screen; the spindle-shaped net and the first filter net have the same mesh size.
2. The sampler for two plankton in still water according to claim 1, wherein the bottom plate is provided with an opening at the lower part, and the opening is provided with a valve (111); the lower end of the vertical rod is provided with a fixed plate (112), and the fixed plate is detachably connected with the bottom plate.
3. The sampler for two plankton in still water according to claim 1 is characterized in that the spindle-shaped net is provided with a circle (121), and the circle is connected with the position with the smallest cross-sectional dimension of the spindle-shaped net.
4. The sampler for two plankton in still water area as claimed in claim 1, wherein the first filter is connected to the vertical rod at the middle part, and the first filter is flared downward.
5. The sampler for two plankton in still water according to claim 1 or 2 or 3 or 4, wherein the middle part of the second filter screen is connected with the vertical rod through a circular ring (7), and the circular ring is fixedly connected with the vertical rod through a fastening screw (71).
6. The sampler for two plankton in still water according to claim 1 is characterized in that the vertical rod above the cross bar is provided with a cushion block (8), and the vertical rod above the cushion block is provided with a fastening nut (9).
7. The sampler for two plankton in still water according to claim 6, wherein the block is circular and has an oblong notch (81) matching with the vertical rod.
8. The sampler for the two plankton in the still water area as claimed in claim 5, wherein the cross bar has a circular groove in the middle of the lower surface, and the circular groove is matched with the circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921029112.4U CN210765308U (en) | 2019-07-03 | 2019-07-03 | Two plankton samplers suitable for still water territory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921029112.4U CN210765308U (en) | 2019-07-03 | 2019-07-03 | Two plankton samplers suitable for still water territory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210765308U true CN210765308U (en) | 2020-06-16 |
Family
ID=71038996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921029112.4U Expired - Fee Related CN210765308U (en) | 2019-07-03 | 2019-07-03 | Two plankton samplers suitable for still water territory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210765308U (en) |
-
2019
- 2019-07-03 CN CN201921029112.4U patent/CN210765308U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20210703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |