CN204796492U - Novel fresh water fish egg hatching device - Google Patents
Novel fresh water fish egg hatching device Download PDFInfo
- Publication number
- CN204796492U CN204796492U CN201520488924.0U CN201520488924U CN204796492U CN 204796492 U CN204796492 U CN 204796492U CN 201520488924 U CN201520488924 U CN 201520488924U CN 204796492 U CN204796492 U CN 204796492U
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- CN
- China
- Prior art keywords
- hatching
- intervalve
- outlet pipe
- fresh water
- pail
- 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.)
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- 230000012447 hatching Effects 0.000 title claims abstract description 100
- 239000013505 freshwater Substances 0.000 title claims abstract description 20
- 241000251468 Actinopterygii Species 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 206010021143 Hypoxia Diseases 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- -1 polyoxy Polymers 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000006213 oxygenation reaction Methods 0.000 description 4
- 230000013020 embryo development Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000004083 survival effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
Classifications
-
- 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
Abstract
The utility model relates to a fresh water fish egg hatching device, purpose are the novel fresh water fish egg hatching device who provides a convenient to use. Fresh water fish egg hatching device includes the hatching bucket, and the hatching bucket is formed a complete set and is had inlet tube, outlet pipe, hatching barrel head portion intermediate position sets up support piece, the last intervalve that sets up of support piece, the inlet tube is intake in hatching the bucket by the intervalve lower extreme in inserting the intervalve, the outlet pipe is installed on hatching bucket lateral wall, and the inner nozzle position of outlet pipe is less than the upper end nozzle position of intervalve. Support piece does benefit to and produces even splash, supplyes more polyoxy gas, certain negative pressure is convenient for produce by the intervalve, attracts the air, does benefit to and oxygenates to the water, can also avoid the too big impact roe of rivers. Avoid growing seedlings the long period and be detained in hatching bucket and the pipeline between the pond of growing seedlings, the problem of cause oxygen deficiency, extrusion, dying even. And can be large -scale complete set hatching apparatus by the flexible package, perhaps the split uses, and utilization hatching bucket is hatched alone with supporting part.
Description
Technical field
The utility model relates to field of aquaculture, is specifically related to fresh water roe hatching device.
Background technology
Hatch fish roe refers to the fertilized egg of fish under optimum conditions, the process that embryonic development is broken ovum to prelarva and gone out.The dissolved oxygen of the length of incubating oosperm time and the height of emergence rate and hatching, water temperature, flow condition have close relationship.Wherein water temperature is the key factor determining brooding time, and water temperature height is grown fast, and the low growth of water temperature is slow; Embryonic development is too fast or cross the survival rate that all can affect fry slowly.In embryo development procedure, if run into the unexpected drastic change of temperature, then can cause the mortality of embryo.
At present existing hatching apparatus on the market, substantially all by being filled with air or supplementary fresh water from bottom to realize the control of dissolved oxygen and current.But, therefore often there is the problems such as fish-egg is dead in oxygenation and control the effect of flow rate of water flow or not ideal enough.Incubation equipment large-scale in addition usually floor space is large, and each device is fixed, and lacks flexibility.And portable incubator, then lack and the detection and control of water temperature is designed; Although use time adopt same constant temperature water source, water body through Cemented filling again in incubator; Course of conveying this water temperature can be caused to there will be change, thus affect the hatching of fish-egg.
Summary of the invention
The purpose of this utility model is to provide a kind of easy to use, novel fresh water roe hatching device that hatching efficiency is high.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of novel fresh water roe hatching device, comprises hatching pail, and hatching pail is supporting water inlet pipe, outlet pipe; Bottom hatching pail, centre position arranges support member, and support member arranges intervalve; Described water inlet pipe inserts in intervalve, is intake in hatching pail by intervalve lower end; Described outlet pipe is arranged on hatching pail sidewall, and the inner nozzle position of outlet pipe is lower than the upper end nozzle position of intervalve.
Preferably, described support member is the radial plate body be evenly arranged along intervalve lower end, and intervalve lower surface and hatching pail bottom surface are supported by plate body and form from state.
Preferably, described outlet pipe is arranged the filter screen preventing fish-egg from flowing out.
Preferably, described outlet pipe is arranged obliquely, and the hatching pail inwall near described outlet pipe inner port removably connects filter screen.
Preferably, on described hatching pail sidewall or intervalve is fixed for regulate the temperature controller of water temperature.
Preferably, described intervalve upper port is higher than the inner mouth of pipe 5-10cm of outlet pipe, and described water inlet pipe lower port is apart from hatching pail bottom surface more than 20cm.
Preferably, described hatching pail, intervalve are made up of transparent plastic movable resin material; Water inlet pipe, outlet pipe are made of plastics.
Preferably, described roe hatching device also comprises nursery pond, and described hatching pail and matching component have many groups, and arranges around nursery pond, and the outlet pipe on hatching pail directly communicates with nursery pond.
When device uses, fish-egg is put into hatching pail, and current enter water inlet pipe through main pipeline, then enter in hatching pail by bottom intervalve.When current enter bottom hatching pail through water inlet pipe, by the recoil strength of water inlet, fish-egg is suspended, for fish-egg provides certain flow dynamic and supplementary fresh oxygen.Fish-egg hatches into spray seedling upstream to the water surface in hatching pail, and pass-out water pipe enters nursery pond, completes whole hatching process.
Support member of the present utility model can produce disturbance to current, is beneficial to and produces uniform spray, supplements more oxygen; Especially the support member of radial arrangement can also ensure that the oxygen that supplements and current are evenly distributed in each orientation of hatching pail.Current in intervalve flow downward, and can produce certain negative pressure, attract air, are beneficial to water body oxygenation.When water flow fluctuation or excessive time, water can diffuse out from intervalve upper end, flows into downwards in hatching pail; The effect that current gush can be balanced to a certain extent like this, avoid fish-egg to flow out from outlet pipe, also reduce contact and the impact of fish-egg and filter screen.And hatching pail is arranged around nursery pond, and outlet pipe is directly connected with nursery pond; Namely fry is direct through entering fry pond after hatching pail is hatched.In the pipeline avoiding the nursery long period to be trapped between hatching pail and nursery pond, cause anoxic, extruding, even dead problem.
Therefore fresh water roe hatching device of the present utility model, easy to use, and hatching survival rate is high, and hatching effect is good.And can flexible assembling be large-scale complete hatching apparatus; Or split and use, utilize the hatching pail of minimum unit and matching component to be used alone.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is stereogram of the present utility model;
Fig. 3 is the floor plan of the utility model preferred embodiment.
Embodiment
Introduce preferred embodiment of the present utility model and technique effect below in conjunction with accompanying drawing, but the technical solution of the utility model and design are not limited only to following preferred embodiment.
Novel fresh water roe hatching device shown in composition graphs 1-3, comprises hatching pail 1, a supporting water inlet pipe of hatching pail 12, outlet pipe 3.Bottom hatching pail 1, centre position arranges support member 4, support member 4 is arranged intervalve 5, and water inlet pipe 2 inserts in intervalve 5.The current of water inlet pipe 2 are intake in hatching pail 1 through intervalve 5 lower end.Described outlet pipe 3 is arranged on hatching pail 1 sidewall, and the inner nozzle position of outlet pipe 3 is lower than the upper end nozzle position of intervalve 5.Support member 4 is such as the cushion block not closing intervalve 5 lower port, or the shelf with hollow out etc. structure, can play and support fixing intervalve 5, ensures the object that intervalve 5 lower end intakes in hatching pail 1 simultaneously.
In structure of the present utility model, the current in intervalve 5 flow downward, and can produce certain negative pressure, attract air, are beneficial to water body oxygenation.And the size of negative pressure is also increase along with the increase of current, coordinate the demand of moisturizing, oxygenation.When water flow fluctuation or excessive time, water can diffuse out from intervalve 5 upper end, flows into downwards in hatching pail 1; The effect that current gush can be balanced to a certain extent like this, avoid fish-egg to flow out from outlet pipe 3.According to practical experience, described intervalve 5 upper port is higher than the inner mouth of pipe 5-10cm of outlet pipe 3, and described water inlet pipe 2 lower port is apart from hatching pail 1 bottom surface more than 20cm.Intervalve 5 and water inlet pipe 2 can play best fiting effect.
Preferred support member 4 structure is as shown in Figure 1, 2: support member 4 is along the radial plate body be evenly arranged in intervalve 5 lower end, and intervalve 5 lower surface and hatching pail 1 bottom surface are supported by plate body and form from state.Such support member 4 not only can produce disturbance to current, is beneficial to and produces uniform spray, supplemental oxygen.Plate body can also ensure that the oxygen that supplements and current are evenly distributed in each orientation of hatching pail 1.
Better embodiment is in this way: on described outlet pipe 3, arrange the filter screen 6 preventing fish-egg from flowing out.Filter screen 6 can be arranged in entrance or the exit position of outlet pipe 3.Preferably be set to outlet pipe 3 arrange obliquely, hatching pail 1 inwall near outlet pipe 3 inner port removably connects filter screen 6.Filter screen 6 and hatching pail 1 are removably connected with numerous embodiments, such as, use clamp, or with being fixed on pipe end, then filter screen 6 is filled in outlet pipe 3 inner chamber etc. together with pipe end.Simpler shown in figure, filter screen 6 is wire netting, and wire netting is bent into the U-shaped of fitting with hatching pail 6 outer wall, is directly plugged near outlet pipe 3 inner port.Easy to use like this, after hatch fish roe completes, take down filter screen, nursery can be swum out of from outlet pipe 3.In this structure, outlet pipe 3 is arranged obliquely, and the fish-egg being convenient to float near filter screen 6 with current can be got back in water easily, and can not manage in filter screen 6 with outlet pipe 3 by clamping stagnation.
Or intervalve 5 can also be fixed for the temperature controller 9 regulating water temperature on described hatching pail 1 sidewall in addition.Be convenient to control water temperature in hatching pail 1 and be in the state that applicable fish-egg grows all the time, improve hatching efficiency.Described hatching pail 1, the most handy transparent plastic of intervalve 5 or vertically or glass make, light handy, be convenient to observe fish-egg developmental state.Water inlet pipe 2, outlet pipe 3 are made up of transparent plastic.
Hatching pail 1 of the present utility model and supporting water inlet pipe 2, outlet pipe 3, intervalve 5, support member 4 etc. can arrange many groups, then arrange around nursery pond 7 for each group.Namely as shown in Figure 3, described roe hatching device also comprises nursery pond 7, and described hatching pail 1 and matching component have many groups, and arrange around nursery pond 7, the outlet pipe 3 on hatching pail 1 directly communicates with nursery pond 7.Nursery pond 7 centre position arranges drainage arrangement 10, so that draining while supplementary fresh water, keeps water circulation and water body in nursery pond 7 to contain oxygen abundant.
When package unit uses, fish-egg is put into hatching pail 1, current enter water inlet pipe 2 through main pipeline 8, then enter in hatching pail 1 by bottom intervalve 5.When current enter bottom hatching pail 1 through water inlet pipe 2, by the recoil strength of water inlet, fish-egg is suspended, for fish-egg provides certain flow dynamic and supplementary fresh oxygen.Temperature controller 9 can make water temperature maintain steady temperature, is beneficial to the growth of fish-egg.Through hatching after a while, treat that fish-egg is successfully hatched, take down filter screen 6, fry and upstream are to the water surface, and pass-out water pipe 3 enters nursery pond 7, complete whole hatching process.
Outlet pipe 3, by changing the arranged mode of hatching pail 1, by hatching pail 1 along the arrangement of nursery pond 7 surrounding, and is directly connected with nursery pond 7 by the utility model; Namely fry is direct through entering fry pond after hatching pail 1 is hatched.In the pipeline avoiding the nursery long period to be trapped between hatching pail 1 and nursery pond 7, cause anoxic, extruding, even dead problem.
Claims (8)
1. a novel fresh water roe hatching device, is characterized in that: comprise hatching pail (1), and hatching pail (1) is supporting water inlet pipe (2), outlet pipe (3); Centre position, hatching pail (1) bottom arranges support member (4), support member (4) is arranged intervalve (5); Described water inlet pipe (2) inserts in intervalve (5), by the water inlet in hatching pail (1) of intervalve (5) lower end; Described outlet pipe (3) is arranged on hatching pail (1) sidewall, and the inner nozzle position of outlet pipe (3) is lower than the upper end nozzle position of intervalve (5).
2. novel fresh water roe hatching device according to claim 1, it is characterized in that: described support member (4) is that intervalve (5) lower surface and hatching pail (1) bottom surface are supported by plate body and form from state along the radial plate body be evenly arranged in intervalve (5) lower end.
3. novel fresh water roe hatching device according to claim 1, is characterized in that: the filter screen (6) preventing fish-egg from flowing out above arranged by described outlet pipe (3).
4. novel fresh water roe hatching device according to claim 1, it is characterized in that: described outlet pipe (3) is arranged obliquely, hatching pail (1) inwall near described outlet pipe (3) inner port removably connects filter screen (6).
5. novel fresh water roe hatching device according to claim 1, is characterized in that: be fixed for the temperature controller (9) regulating water temperature on described hatching pail (1) sidewall or on intervalve (5).
6. novel fresh water roe hatching device according to claim 1, it is characterized in that: described intervalve (5) upper port is higher than the inner mouth of pipe 5-10cm of outlet pipe (3), and described water inlet pipe (2) lower port is apart from hatching pail (1) bottom surface more than 20cm.
7. novel fresh water roe hatching device according to claim 1, it is characterized in that: described hatching pail (1), intervalve (5) are made up of transparent plastic movable resin material, water inlet pipe (2), outlet pipe (3) are made of plastics.
8. according to the novel fresh water roe hatching device in claim 1-7 described in any one, it is characterized in that: described roe hatching device also comprises nursery pond (7), described hatching pail (1) and matching component have many groups, and arrange around nursery pond (7), the outlet pipe (3) on hatching pail (1) directly communicates with nursery pond (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488924.0U CN204796492U (en) | 2015-07-08 | 2015-07-08 | Novel fresh water fish egg hatching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488924.0U CN204796492U (en) | 2015-07-08 | 2015-07-08 | Novel fresh water fish egg hatching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204796492U true CN204796492U (en) | 2015-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520488924.0U Active CN204796492U (en) | 2015-07-08 | 2015-07-08 | Novel fresh water fish egg hatching device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204796492U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111418531A (en) * | 2020-04-22 | 2020-07-17 | 车林林 | Aquatic product culture hatching barrel |
| CN112293315A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN114847199A (en) * | 2022-05-07 | 2022-08-05 | 中国水产科学研究院淡水渔业研究中心 | American shad circulating water hatching equipment and application thereof |
-
2015
- 2015-07-08 CN CN201520488924.0U patent/CN204796492U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111418531A (en) * | 2020-04-22 | 2020-07-17 | 车林林 | Aquatic product culture hatching barrel |
| CN112293315A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN112293315B (en) * | 2020-11-13 | 2022-11-04 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN114847199A (en) * | 2022-05-07 | 2022-08-05 | 中国水产科学研究院淡水渔业研究中心 | American shad circulating water hatching equipment and application thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231107 Address after: No. 588, Middle Tianfu Avenue, Chengdu Hi tech Zone, China (Sichuan) Pilot Free Trade Zone, 610000, Sichuan Patentee after: Tongwei Agricultural Development Co.,Ltd. Address before: Tongwei International Center, No. 588, Middle Section of Tianfu Avenue, High tech Zone, Chengdu, Sichuan, 610093 Patentee before: TONGWEI Co.,Ltd. |