CN102499191B - Artemia separation device - Google Patents
Artemia separation device Download PDFInfo
- Publication number
- CN102499191B CN102499191B CN201110386750.3A CN201110386750A CN102499191B CN 102499191 B CN102499191 B CN 102499191B CN 201110386750 A CN201110386750 A CN 201110386750A CN 102499191 B CN102499191 B CN 102499191B
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- artemia
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- ovum
- filter screen
- separator
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- 238000000926 separation method Methods 0.000 title abstract description 9
- 241000238582 Artemia Species 0.000 title abstract description 7
- 210000004681 ovum Anatomy 0.000 claims abstract description 31
- 102000002322 Egg Proteins Human genes 0.000 claims abstract description 27
- 108010000912 Egg Proteins Proteins 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 241001247197 Cephalocarida Species 0.000 claims description 40
- 210000001136 chorion Anatomy 0.000 claims description 22
- 230000012447 hatching Effects 0.000 claims description 21
- 229910052736 halogen Inorganic materials 0.000 claims description 14
- 150000002367 halogens Chemical class 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 20
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000011534 incubation Methods 0.000 abstract 3
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 241000238557 Decapoda Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000143060 Americamysis bahia Species 0.000 description 1
- 241000595940 Notostraca Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000415791 Zoothamnium Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 235000013882 gravy Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 235000019629 palatability Nutrition 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 1
- 150000004670 unsaturated fatty acids Chemical class 0.000 description 1
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- Catching Or Destruction (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provide an Artemia separation method which comprises the following steps of: (1) after incubation of Artemia is finished, covering an incubation barrel with a black film, stopping gas introduction, and standing at least 20 minutes; (2) opening a switch at the outlet position of the incubation barrel so that the mixture of Artemia larva, un-incubated ova and ovum shells flows out slowly, introducing running water to the outflow mixture, passing the Artemia larva through a filter net by virtue of water flow impact, and filtering and separating un-incubated ova and ovum shells because the un-incubated ova and ovum shells do not pass through the filter net; and (3) separately collecting the Artemia larva passing through the filter net as well as un-incubated ova and ovum shell not passing through the filter net. The invention further provides a device special for the method. As compared with the prior art, the method has the advantages of better separation effect, simpleness and convenience in operation, lower cost, safety and reliability and no environmental pollution.
Description
Technical field
The invention belongs to biological products manufacture field, be specifically related to a kind of halogen worm separating method and device.
Background technology
Halogen worm (Artemia) claim again salt solution fairy shrimp, shrimps, salted shrimp gravy etc., is a kind of universal small-sized shell-fish.The artemia nauplii of just having hatched, because its nutritive value is higher, especially unsaturated fatty acid content is abundant, and good palatability, easily absorbs, so become the good bait of the aquatic livestock young such as shrimp, crab, fish, in the production of growing seedlings, be widely used, play an important role.Grow seedlings produce in throwing something and feeding of artemia nauplii to pass through following step: the hatching of ovum, young separation, throw something and feed.
The method of the now widely used separated young mainly contains following two kinds of methods: (1) photo-induction method, and, after the hatching of halogen worm, by the method for photo-induction, the young is lured and combines in somewhere, hatchery, then siphon obtains the young.This method is time-consuming and separating effect is poor, can not meet the needs of production, the purity of the artemia larvae obtaining after separated generally can only reach 75% left and right, this being mingled with after the young input nursery pond of not hatching in a large number ovum and chorion, not hatching ovum and chorion will accumulate in a large number in nursery pond, and the seedling of aquatic livestock is caused to very large harm, as intestines stalk may occur after eating seedling, block and die, or on it, easily adhere to pathogenic organisms, as trichobacteria and Zoothamnium etc., infect seedling.(2) use improvement Jin Nishi separator, this device is a rectangle tank, with dividing plate, is divided into three parts, and there is lamp to be opened/closed the middle and lower part of dividing plate.By artemia larvae, the mixture of not hatching ovum and chorion is put into middle tank, with lid, cover light above, above the tank of the left and right sides, use for light device for light, open the hole on dividing plate, artemia larvae by by photo-induction in the tank on two sides, close after a while the hole on dividing plate, can in the tank of both sides, obtain the young of halogen worm, more than the purity to 90% of the artemia larvae that this method separation obtains afterwards, but complex operation is time-consuming, (see the < < tidal-flat area mariculture guide > > that gets rich, Tong Heyi chief editor, Golden Shield publishing house, 234--237 page).
Chinese patent application CN1076827A also discloses a kind of separating method, is, by the method for photo-induction, artemia larvae is lured to the bottom to parting liquid, and the proportion of the parting liquid that it uses is greater than the proportion that halogen worm does not hatch ovum and chorion.The artemia larvae purity 99% obtaining by this method, but shortcoming is troublesome poeration, need to use a large amount of salt to improve the proportion of parting liquid, and easily occur the safety problems such as electric leakage.
Summary of the invention
An object of the present invention is the technical problem that will solve for above, provide a kind of simple, safe and reliable, can effective separated artemia larvae and do not hatch ovum and the method for chorion.
Another object of the present invention is to provide a kind of separator for above method.
The object of the invention is to realize by following technological means:
A worm separating method, comprises the following steps:
(1) after halogen worm is finished hatching, hatching pail is hidden with black film, stop ventilation, standing at least 20 minutes;
(2) open described hatching pail exit switch, the artemia larvae of barrel bottom, the mixture of not hatching ovum and chorion are slowly flowed out, in the mixture flowing out, pass into flowing water, through water impact, artemia larvae is by filter screen, and do not hatch ovum and chorion owing to not being filtered separation by filter screen;
(3) collect respectively by the artemia larvae of filter screen with not by not hatching ovum and the chorion of filter screen.
As a kind of preferred embodiment of the present invention, in described step (3), with 150 object dredgers, collect artemia larvae.
The present invention also provides a kind of separator that is exclusively used in described method, and this separator comprises:
Be located at the first passage on top, relative with the outlet of halogen worm hatching pail bottom, for artemia larvae to be separated, do not hatch the entrance of the mixture of ovum and chorion, this first passage is provided with at least one water inlet pipe;
The second channel of being located at middle part, is provided with the first filter screen in it, on this second channel, side roof part is provided with at least one gap, and upper side bottom is provided with at least one row's cap;
Being located at the third channel of bottom, is the discharging opening of this separator, for discharging artemia larvae;
Described first passage, second channel and third channel are connected successively.
In device provided by the invention, described the first filter screen is 80 orders.
In device provided by the invention, described gap size is 10cm * 5cm.
In device provided by the invention, described gap is provided with the second filter screen.
Further, described the second filter screen is 150～200 orders.
In device provided by the invention, described second channel below is provided with at least one support.
In device provided by the invention, the angle of described first passage and described second channel is 105～135 °.
In device provided by the invention, the angle of described second channel and described third channel is 105～135 °.
Compared with prior art, the present invention by the mode of filtering by artemia larvae with do not hatch ovum and chorion is separated, the separator of its use can pass through artemia larvae, and do not hatch ovum and chorion can not pass through, good separating effect, more than utilizing the artemia larvae purity to 99% that this method separation obtains.In addition, method of the present invention is easier easily than existing additive method operation, cost is lower, more safe and reliable, environmentally safe.
Accompanying drawing explanation
Fig. 1 is the structural representation of halogen worm separator of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but the present invention is not limited to above embodiment.
As shown in Figure 1, be the apparatus structure schematic diagram that is exclusively used in separated artemia larvae provided by the invention, this separator comprises three parts that are connected successively.First is the first passage 1 of being located at this separator top, entrance for separator, first passage 1 is relative with the outlet of halogen worm hatching pail bottom, for artemia larvae to be separated, the mixture of not hatching ovum and chorion are imported to this separator, this first passage 1 is provided with at least one water inlet pipe 101.This water inlet pipe 101, for water yield adjusting, makes individual artemia larvae little, that health is soft can pass through built-in screen pack in separator through water impact.The water passing into by water inlet pipe 101 includes but not limited to fresh water, can be the water that can realize any type of the object of the invention.
Second portion is the second channel 2 of being located at middle part, this second channel 2 is critical components of realizing isolated by filtration function, in it, be provided with the first filter screen 201, this first filter screen 201 for filtering artemia larvae, do not hatch the mixture of ovum and chorion, and its specification is preferably 80 orders, to artemia larvae is passed through, and do not hatch ovum and chorion is blocked.On this second channel 2, side roof part is also provided with at least one gap 202, for the water that makes to pass into, can flow out in time, makes separation process keep smooth and easy.The size of gap 202 and quantity are according to specific requirement and different.In one embodiment of the invention, the size of described gap 202 is preferably 10cm * 5cm.Conventionally there will be such situation; when the water yield is larger; may cause artemia larvae to overflow from the first passage 1 of separator; therefore on this gap 202, be preferably provided with the second filter screen (not shown in figure 1); thereby make water can by artemia larvae be difficult to by, so just can guarantee that artemia larvae can not flow out from material inlet or gap 202 places of the first passage of separator.The specification of this second filter screen is preferably 150 order～200 orders.On described second channel 2, side bottom is provided with at least one row's cap 203, this row's cap 203 is built in separated artemia larvae process, to prevent that artemia larvae runs off, and completes after separating, can the row's of opening cap 203, discharge the chorion staying on the first filter screen 201 and do not hatch ovum.Row's size of cap 203 and quantity also can be according to specific requirements and different, but these are all that those of ordinary skills are confirmable.
In order to support this separator, make it more firm, preferably increase at least one support 4, this support 4 is preferably located at the below of described second channel 2.Yet the position of this support 4, shape and quantity all can be carried out in response to concrete installation environment feasible variation, thereby realize object of the present invention.
Third part is to be located at the third channel 3 of bottom, and the discharging opening that this third channel 3 is this separator, for discharging isolated artemia larvae.
The above first passage 1, second channel 2 and third channel 3 are connected successively, and described first passage 1 is preferably 105～135 ° with the angle of described second channel 2, and described second channel 2 is preferably 105～135 ° with described third channel 3 angles.
It is round tube shape that described first passage 1, second channel 2 and third channel 3 can be, but not limited to, and when being chosen as round tube shape, this three's caliber is preferably consistent, most preferably is approximately 10～15 centimetres.And the caliber of water inlet pipe 101 on first passage 1 is preferably approximately 2 centimetres.
The present invention's first passage 1 used, second channel 2, third channel 3, water inlet pipe 101 are preferably PVC material.Described the first filter screen 201, the second filter screen are preferably nylon material.Described row's cap 203 and support 4 are preferably stainless steel.
It is as follows that the present invention uses above separator to carry out the concrete steps of halogen worm separation:
1. when halogen worm, finish, after hatching, first with black film, to cover hatching pail, stop ventilation, after standing at least 20 minutes, artemia larvae can be mingled with part and not hatch at the bottom of ovum and chorion be tending towards barrel.
2. the upper end entrance of above separator is aimed to the lower end outlet of hatching pail, by the lower end outlet of this separator with relative for collecting the container of artemia larvae, described lower end export and container between be preferably provided with dredger, its specification is preferably 150 orders.The row's of building cap 203, open hatching pail exit switch, the artemia larvae of hatching pail bottom is mingled with do not hatch on a small quantity ovum and chorion slowly flows in described separator, open water inlet pipe 101, pass into flowing water, regulating water flow, make water keep certain hydraulic pressure, artemia larvae can be swept away to the first filter screen 201, be limited, but the water yield can not be excessive, to prevent that water from overflowing from the import of first passage 1 top.Because artemia larvae individuality is little, health is soft, through water impact, can not hatch ovum and chorion and can not pass through the first filter screen 201 by the first filter screen 201 in above-mentioned separator, so just reached separated object.In the water that flow out third channel 3 lower ends of device to be separated artemia larvae content few in, represent that artemia larvae collects complete.After collection, row's cap 203 is opened, discharged not hatching ovum and chorion on the first filter screen 201.
3. collect respectively isolated artemia larvae and do not pass through not hatching ovum and the chorion of the first filter screen 201.For collecting the dredger specification of artemia larvae, be preferably 150 orders.The row's of opening cap 203, by the chorion on the second filter screen with not hatch the foreign substance cleaning such as ovum clean.
The present invention is not limited to above-mentioned embodiment, if various changes of the present invention or modification are not departed to the spirit and scope of the present invention, if within these changes and modification belong to claim of the present invention and equivalent technologies scope, the present invention is also intended to comprise these changes and modification.
Claims (8)
1. a halogen worm separator, is characterized in that this separator comprises:
Be located at the first passage on top, relative with the outlet of halogen worm hatching pail bottom, for artemia larvae to be separated, do not hatch the entrance of the mixture of ovum and chorion, this first passage is provided with at least one water inlet pipe;
The second channel of being located at middle part, is provided with the first filter screen in it, on this second channel, side roof part is provided with at least one gap, and upper side bottom is provided with at least one row's cap;
Being located at the third channel of bottom, is the discharging opening of this separator, for discharging artemia larvae;
Described first passage, second channel and third channel are connected successively.
2. device according to claim 1, is characterized in that: described the first filter screen is 80 orders.
3. device according to claim 1, is characterized in that: described gap size is 10cm * 5cm.
4. device according to claim 1, is characterized in that: described gap is provided with the second filter screen.
5. device according to claim 4, is characterized in that: described the second filter screen is 150～200 orders.
6. device according to claim 1, is characterized in that: described second channel below is provided with at least one support.
7. device according to claim 1, is characterized in that: the angle of described first passage and described second channel is 105～135 °.
8. device according to claim 1, is characterized in that: the angle of described second channel and described third channel is 105～135 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110386750.3A CN102499191B (en) | 2011-11-28 | 2011-11-28 | Artemia separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110386750.3A CN102499191B (en) | 2011-11-28 | 2011-11-28 | Artemia separation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102499191A CN102499191A (en) | 2012-06-20 |
| CN102499191B true CN102499191B (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110386750.3A Active CN102499191B (en) | 2011-11-28 | 2011-11-28 | Artemia separation device |
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| Country | Link |
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| CN (1) | CN102499191B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103210884B (en) * | 2013-05-20 | 2014-06-25 | 塔里木大学 | Method for hatching artemia by utilizing waste water in alkali discharge channel of inland salt and alkali region |
| CN105941334B (en) * | 2016-04-29 | 2019-01-04 | 浙江省海洋水产研究所 | A kind of method of artemia nauplii hatching and quick separating |
| CN107996520A (en) * | 2017-12-01 | 2018-05-08 | 福建省东方利洋苗种繁育有限公司 | Fairy shrimp worm shell separator and its separation method |
| GR1009683B (en) * | 2018-09-07 | 2020-01-20 | Αντωνιος Δημοκριτου Κομης | COMPLETE SEPARATION OF NAFPLIA AND CYSTS ARTEMIA USING LIGHT AND COLLECTION NET |
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2011
- 2011-11-28 CN CN201110386750.3A patent/CN102499191B/en active Active
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| CN102499191A (en) | 2012-06-20 |
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Effective date of registration: 20151209 Address after: Jin Kang Road 524094 Guangdong city of Zhanjiang province Mazhang Economic Development Zone Patentee after: Guangdong Evergreen Feed Industrial Co., Ltd. Address before: Jin Kang Road 524094 Guangdong city of Zhanjiang province Mazhang Economic Development Zone Patentee before: Guangdong Evergreen Feed Industrial Co., Ltd. Patentee before: Guangdong Hengxing Group Co., Ltd. |