CN108056052A - Daphnia magna culture collection device - Google Patents
Daphnia magna culture collection device Download PDFInfo
- Publication number
- CN108056052A CN108056052A CN201810040046.4A CN201810040046A CN108056052A CN 108056052 A CN108056052 A CN 108056052A CN 201810040046 A CN201810040046 A CN 201810040046A CN 108056052 A CN108056052 A CN 108056052A
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- CN
- China
- Prior art keywords
- daphnia magna
- collection device
- culture collection
- suction
- tennis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 241001494246 Daphnia magna Species 0.000 title claims abstract description 42
- 238000005192 partition Methods 0.000 claims abstract description 28
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 238000007667 floating Methods 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
- 230000000694 effects Effects 0.000 description 4
- 241000195493 Cryptophyta Species 0.000 description 2
- 230000001464 adherent effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 230000029264 phototaxis Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/20—Culture of aquatic animals of zooplankton, e.g. water fleas or Rotatoria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/02—Stationary means for catching or killing insects with devices or substances, e.g. food, pheronones attracting the insects
- A01M1/04—Attracting insects by using illumination or colours
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/10—Catching insects by using Traps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Zoology (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Wood Science & Technology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a kind of Daphnia magna culture collection device, including：Culture pond and the suction partition plate being arranged in culture pond, culture pond is separated into two parts in culture zone and flow channel by the suction partition plate, the both ends of flow channel both ends difference one curved channel of unicom, upstream one end of the flow channel fluid is equipped with pump machine, downstream one end is equipped with mesh bag, and the pump machine is arranged at the mesh bag in the curved channel；The suction partition plate is equipped with the suction cylinder of several funnel structures, and the suction cylinder includes interconnected horn body and tube body, and the horn body is located at the culture zone one side, and the tube body is located at the flow channel one side, lamps and lanterns are provided on the horn body.
Description
Technical field
The present invention relates to a kind of Daphnia magna cultural technique more particularly to a kind of Daphnia magna culture collection devices.
Background technology
Daphnia magna habitat is in water plant eutrophy type small water in great numbers, such as pond, puddle, intermittent ponding and small
Type lake etc..Also can move in the higher water of salt content.Daphnia magna carries out the research of Pesticide environment safety evaluatio extensively,
It has a wide range of applications in pesticide toxicological test.Laboratory is bigger for the demand of Daphnia magna.And outdoor acquisition Daphnia magna
It is cumbersome, while the Daphnia magna of outdoor acquisition has there are larger individual difference, can cause to count for the parallel test in laboratory
According to interference, systematic error is bigger, it is therefore desirable to cultivation and the collection work of Daphnia magna are carried out in laboratory.
The content of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of Daphnia magna culture collection device.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of Daphnia magna culture collection device, including：Training
Pond and the suction partition plate being arranged in culture pond are supported, culture pond is separated into culture zone and flow channel two by the suction partition plate
A part, the both ends of flow channel both ends difference one curved channel of unicom, upstream one end of the flow channel fluid is set
There is pump machine, downstream one end is equipped with mesh bag, and the pump machine is arranged at the mesh bag in the curved channel；The suction partition plate
The suction cylinder of several funnel structures is equipped with, the suction cylinder includes interconnected horn body and tube body, the horn body
Positioned at the culture zone one side, the tube body is located at the flow channel one side, and lamps and lanterns are provided on the horn body.
In a preferred embodiment of the present invention, several described suction cylinders are fixed on a substrate according to matrix structure.
In a preferred embodiment of the present invention, seal cavity, institute are collectively constituted between adjacent horn body and the substrate
Lamp installation is stated in the cavity.
In a preferred embodiment of the present invention, the horn body is made of transparent material.
In a preferred embodiment of the present invention, the sack of the mesh bag is detachably mounted to the inner wall of the curved channel
On, the mesh bag depth dimensions of itself is more than or equal to a quarter of the curved channel circumferential lengths size.
In a preferred embodiment of the present invention, the suction cylinder is by the culture zone and the flow channel unicom one
It rises.
In a preferred embodiment of the present invention, a grid is equipped in the culture zone, the grid is close to the suction
Partition plate.
Being launched in a preferred embodiment of the present invention, in the culture zone has raising tennis, and the grid can will aspirate
Partition plate is separated with the raising tennis.
Being launched in a preferred embodiment of the present invention, in the culture zone has raising tennis, and the raising tennis includes one
Screen cloth is enclosed with feed and floating ball in the screen cloth.
In a preferred embodiment of the present invention, cable is provided on the tennis.
The present invention solves defect present in background technology, and the present invention possesses following advantageous effect：
(1) will be cultivated with collected at suction conjunction on same device by aspirating partition plate, flow channel and curved channel shape
Into the circular passage of a closure, acted on by the water pumping of pump machine, the water in circular passage is allow to be formed according to certain speed
Annularly flow, water will form the hydraulic pressure pressure difference of suction partition plate both sides, cause water from horn body in flowing in flow channel
One side flows to tube body one side (fluid Bernoulli equation, water flow velocity is bigger, and the hydraulic pressure inside water is smaller), can will so cultivate
Daphnia magna in area is drawn into flow channel and is sent by current in mesh bag and is collected.
(2) mesh bag possesses the length in certain depth direction, and the discharge area of such mesh bag is bigger, water past resistance thoroughly
It can reduce, not interfere with the speed that water circulation flows in curved channel so.
(3) suction cylinder aspirated on partition plate can be with the structure mobile phone Daphnia magna of funnel, and passes through tube body and be sent to flowing
In passage, so as to subsequent current collection work, funnel structure can cause water velocity to reach maximum in tube body, prevent big
Type Magna is adherent to be caused to collect difficulty.
(4) lamps and lanterns are set in the cavity that is formed between horn body and substrate, and the light of lamps and lanterns can be with through transparent horn body
The effect for luring Daphnia magna close is played, to be enriched with Daphnia magna at suction cylinder in advance.The cavity of sealing can be to a certain degree
Play waterproof action.
(5) raise tennis and the mode for formula nursing Daphnia magna of being originally scattered is changed to the nursing of constraint formula, such excrement, algae
Wait feeds can be by intensive in screen cloth, the water quality in culture pond can be controlled to a certain degree, will not be completely muddy, change water
Number can greatly reduce.
(6) Daphnia magna is bunched centered on each raising tennis, and will raise tennis by cable takes out, can be in raising net
Ball surface tentatively collects Daphnia magna, plays the role of tentatively collecting.After taking out raising tennis additionally by cable, lamp is then turned on
Tool makes it shine, and Daphnia magna loses luring for main raising tennis at this time, due to its phototaxis, can swim to aspirating at partition plate
Enrichment.
(7) incorporation floating ball in tennis is raised, the buoyancy of raising tennis on the whole can be made moderate, ensures that raising tennis can
It suspends in water, ensures that raising tennis is uniformly distributed in culture pond.
(8) pump machine may be employed the mode that interval starts and constantly drive water flowing in flow channel, and interval mobile phone is large-scale
Magna.It can be spare by Daphnia magna transfer of the collection in mesh bag by removing mesh bag.
(9) grid will raise tennis and isolate with aspirating partition plate, while it is intensive in ball by feed to raise tennis, such feed
Solids is waited not block tube body, suction operation can be smoothed out for a long time.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples；
Fig. 1 is the top plan view of the preferred embodiment of the present invention；
Fig. 2 is the side cutaway view of the preferred embodiment of the present invention；
In figure：1st, culture pond；2nd, culture zone；3rd, flow channel；4th, curved channel；5th, pump machine；6th, mesh bag；7th, substrate；8、
Suction cylinder；9th, horn body；10th, lamps and lanterns；11st, tube body；12nd, grid；13rd, tennis is raised；14th, cable；15th, spillway basin.
Specific embodiment
Presently in connection with drawings and examples, the present invention is described in further detail, these attached drawings are simplified signal
Figure only illustrates the basic structure of the present invention in a schematic way, therefore it only shows composition related to the present invention.
As depicted in figs. 1 and 2, a kind of Daphnia magna culture collection device, including：It culture pond 1 and is arranged in culture pond 1
Suction partition plate, culture pond 1 is separated into 3 two parts in culture zone 2 and flow channel by suction partition plate, 3 both ends of flow channel point
The both ends of other one curved channel 4 of unicom, upstream one end of 3 fluid of flow channel are equipped with pump machine 5, and downstream one end is equipped with mesh bag 6, pump
Machine 5 is arranged at mesh bag 6 in curved channel 4；The suction cylinder 8 that partition plate is equipped with several funnel structures is aspirated, suction cylinder 8 wraps
Interconnected horn body 9 and tube body 11 are included, horn body 9 is located at 2 one side of culture zone, and tube body 11 is located at 3 one side of flow channel, loudspeaker
Lamps and lanterns 10 are provided on body 9.
It will be cultivated with collected at suction conjunction on same device by aspirating partition plate, flow channel 3 and curved channel 4 are formed
The circular passage of one closure is acted on by the water pumping of pump machine 5, the water in circular passage is allow to be formed according to certain speed
Annularly flow, water will form the hydraulic pressure pressure difference of suction partition plate both sides, cause water from horn body 9 in flowing in flow channel 3
One side flows to 11 one side of tube body (fluid Bernoulli equation, water flow velocity is bigger, and the hydraulic pressure inside water is smaller), can so rest
The Daphnia magna in area 2 is grown to be drawn into flow channel 3 and be collected in current feeding mesh bag 6.
Several suction cylinders 8 are fixed on according to matrix structure on a substrate 7, common between adjacent horn body 9 and substrate 7
Seal cavity is formed, lamps and lanterns 10 are installed in the cavity, and horn body 9 is made of transparent material.Daphnia magna is with each raising tennis 13
Centered on bunch, taken out by cable 14 by tennis 13 is raised, can tentatively collect Daphnia magna on raising tennis 13 surface, play
The effect tentatively collected.After taking out raising tennis 13 additionally by cable 14, then opening lamps and lanterns 10 makes it shine, large-scale at this time
Magna loses main raising tennis 13 and lures, can be to the enrichment of swimming at suction partition plate due to its phototaxis.Horn body 9 and base
Lamps and lanterns 10 are set in the cavity formed between plate 7, and the light of lamps and lanterns 10 can be played through transparent horn body 9 lures Daphnia magna to lean on
Near effect, to be enriched with Daphnia magna at suction cylinder 8 in advance.The cavity of sealing can play waterproof action to a certain degree.
The sack of mesh bag 6 is detachably mounted on the inner wall of curved channel 4, and the depth dimensions of itself of mesh bag 6 is more than etc.
In a quarter of 4 circumferential lengths size of curved channel.Mesh bag 6 possesses the length in certain depth direction, and such mesh bag 6 crosses water
Area is bigger, and past resistance can reduce water thoroughly, does not interfere with the speed that water circulation flows in curved channel 4 so.
Suction cylinder 8 is by culture zone 2 together with 3 unicom of flow channel.The suction cylinder 8 aspirated on partition plate can be with funnel
Structure mobile phone Daphnia magna, and pass through tube body 11 and be sent in flow channel 3, so as to subsequent current collection work, funnel structure
Water velocity can be caused to reach maximum in tube body 11, prevent Daphnia magna is adherent from causing to collect difficulty.
A grid 12 is equipped in culture zone 2, grid 12 is close to suction partition plate.
Being launched in culture zone 2 has raising tennis 13, and grid 12 can separate suction partition plate and raising tennis 13.Grid
12 isolate raising tennis 13 with aspirating partition plate, while it is intensive in ball by feed to raise tennis 13, the solids such as such feed
Tube body 11 will not be blocked, suction operation can be smoothed out for a long time.
Dispensing has raising tennis 13 in culture zone 2, and raising tennis 13 includes a screen cloth, and feed is enclosed in screen cloth and is floated
Ball.Incorporation floating ball in tennis 13 is raised, the buoyancy of raising tennis 13 on the whole can be made moderate, ensures that raising tennis 13 can hang
It floats in water, ensures that raising tennis 13 is uniformly distributed in culture pond 1.
Cable 14 is provided on tennis.The mode that formula of being originally scattered is fed Daphnia magna by raising tennis 13 is changed to constraint formula
It feeds, the feeds such as such excrement, algae can be by intensive in screen cloth, and the water quality in culture pond 1 can be controlled to a certain degree
System, will not be completely muddy, and changing waterside number can greatly reduce.
Pump machine 5 may be employed the mode that interval starts and constantly drive water flowing in flow channel 3, and interval mobile phone is large-scale
Magna.It can be spare by Daphnia magna transfer of the collection in mesh bag 6 by removing mesh bag 6.
The middle part that curved channel 4 is surrounded with flow channel 3 is spillway basin, can keep in some and overflow from curved channel 4
The water gone out.
Above desirable embodiment according to the invention is enlightenment, and by above-mentioned description, related personnel completely can be with
Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention
The content being not limited on specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (10)
1. a kind of Daphnia magna culture collection device, including：Culture pond and the suction partition plate being arranged in culture pond, feature exist
In culture pond is separated into two parts in culture zone and flow channel by the suction partition plate, and the flow channel both ends join respectively
The both ends of a logical curved channel, upstream one end of the flow channel fluid are equipped with pump machine, and downstream one end is equipped with mesh bag, the pump
Machine is arranged at the mesh bag in the curved channel；The suction partition plate is equipped with the suction cylinder of several funnel structures,
The suction cylinder includes interconnected horn body and tube body, and the horn body is located at the culture zone one side, the tube body position
In the flow channel one side, lamps and lanterns are provided on the horn body.
2. a kind of Daphnia magna culture collection device according to claim 1, it is characterised in that：Several described suction cylinders are pressed
It is fixed on a substrate according to matrix structure.
3. a kind of Daphnia magna culture collection device according to claim 2, it is characterised in that：Adjacent horn body with it is described
Seal cavity is collectively constituted between substrate, the lamp installation is in the cavity.
4. a kind of Daphnia magna culture collection device according to Claims 2 or 3, it is characterised in that：The horn body is
Bright material is made.
5. a kind of Daphnia magna culture collection device according to claim 1, it is characterised in that：The sack of the mesh bag is removable
That unloads is fixed on the inner wall of the curved channel, and it is circumferential that the mesh bag depth dimensions of itself is more than or equal to the curved channel
The a quarter of length dimension.
6. a kind of Daphnia magna culture collection device according to claim 1, it is characterised in that：The suction cylinder is supported described
Area is grown together with the flow channel unicom.
7. a kind of Daphnia magna culture collection device according to claim 1, it is characterised in that：It is equipped in the culture zone
One grid, the grid is close to the suction partition plate.
8. a kind of Daphnia magna culture collection device according to claim 7, it is characterised in that：Being launched in the culture zone has
Tennis is raised, the grid can separate suction partition plate and the raising tennis.
9. a kind of Daphnia magna culture collection device according to claim 1 or 7, it is characterised in that：It is thrown in the culture zone
Raising tennis is placed with, the raising tennis includes a screen cloth, feed and floating ball are enclosed in the screen cloth.
10. a kind of Daphnia magna culture collection device according to claim 9, it is characterised in that：It is provided on the tennis
Cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040046.4A CN108056052A (en) | 2018-01-16 | 2018-01-16 | Daphnia magna culture collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040046.4A CN108056052A (en) | 2018-01-16 | 2018-01-16 | Daphnia magna culture collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108056052A true CN108056052A (en) | 2018-05-22 |
Family
ID=62141723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810040046.4A Pending CN108056052A (en) | 2018-01-16 | 2018-01-16 | Daphnia magna culture collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108056052A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208475A (en) * | 2019-05-27 | 2019-09-06 | 生态环境部南京环境科学研究所 | Water environmental factor based on Daphnia magna toxicity monitors experimental provision |
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| CN110208475A (en) * | 2019-05-27 | 2019-09-06 | 生态环境部南京环境科学研究所 | Water environmental factor based on Daphnia magna toxicity monitors experimental provision |
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