CN109964865B - A intelligent fodder platform device for silvery pomfret - Google Patents
A intelligent fodder platform device for silvery pomfret Download PDFInfo
- Publication number
- CN109964865B CN109964865B CN201910370429.2A CN201910370429A CN109964865B CN 109964865 B CN109964865 B CN 109964865B CN 201910370429 A CN201910370429 A CN 201910370429A CN 109964865 B CN109964865 B CN 109964865B
- Authority
- CN
- China
- Prior art keywords
- pipe
- conical frame
- lower bottom
- upper bottom
- cylindrical baffle
- 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.)
- Active
Links
- 241000630524 Taractes rubescens Species 0.000 title claims abstract description 33
- 230000001502 supplementing effect Effects 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 13
- 239000010935 stainless steel Substances 0.000 claims description 13
- 239000006052 feed supplement Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000012258 culturing Methods 0.000 description 2
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000001105 regulatory effect Effects 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
- A01K61/80—Feeding devices
-
- 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)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Feeding And Watering For Cattle Raising And Animal Husbandry (AREA)
Abstract
The invention discloses an intelligent feed table device for pomfret, which comprises a cylindrical baffle, a conical frame and a communicating pipeline which are connected in sequence: the whole shape of the cylindrical baffle is cylindrical, and the upper bottom and the lower bottom are both designed as openings; the whole conical frame is in a truncated cone shape, the upper bottom and the lower bottom are both in an opening design, and the area of the upper bottom is larger than that of the lower bottom; the communicating pipeline is L-shaped and comprises a long pipe and a short pipe which are mutually communicated and mutually perpendicular; the lower bottom of the cylindrical baffle is fixedly connected with the upper bottom of the conical frame, and the lower bottom of the conical frame is communicated with a short pipe of the communication pipeline; a screen disc is arranged between the lower bottoms of the cylindrical baffles and the upper bottoms of the conical frames; the mouth of the long tube is a feed supplementing mouth which is provided with a tube cover; the pipe wall of the long pipe is provided with a connecting hole which is positioned above the water surface and below the feed supplementing port; the connecting hole is connected with an air duct, an inflator pump and an intelligent timer in sequence, and the intelligent timer controls the opening and closing of the inflator pump.
Description
Technical Field
The invention relates to an intelligent feed table device for pomfret, and belongs to the technical field of fish culture.
Background
The pomfret is deeply favored by consumers due to delicious taste and rich nutrition, has large market demand and becomes an important marine economic fish in China. However, in recent years, due to excessive fishing and environmental deterioration, the wild pomfret resources in China decline sharply and can not meet the market demand far, so that many researchers in China start to carry out artificial breeding work of the pomfret continuously. At present, a technical method for raising and culturing the pomfret by total manpower is successfully established, but in the culturing and feeding process, a method of continuously adding feed by total manpower is mostly adopted, and because the pomfret port is small and the single feeding amount is small, the feeding frequency is increased, the workload of feeding staff is increased, and the arrangement of a feeding table each time can have a certain influence on the pomfret, so that stress reaction is caused, and further, the pomfret is possibly dead.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the invention provides an intelligent feed table device for pomfret. The feed table is simple in structure and convenient to operate, and can well meet the requirements of the pomfret on food at regular time and quantity according to the physiological growth characteristics of the pomfret; the feed is convenient to add, and the feed table does not need to be frequently taken out for feed addition, so that stress reaction of the pomfret is effectively avoided, and the damage to the pomfret in the feeding process is reduced; meanwhile, the intelligent control system replaces the labor consumption, and reduces the workload of raising staff.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a intelligent fodder platform device for silvery pomfret, including cylindrical baffle, conical frame and the communicating tube who connects gradually, its characterized in that:
the cylindrical baffle is cylindrical in overall shape, and the upper bottom and the lower bottom are both designed as openings;
the conical frame is integrally in a truncated cone shape, the upper bottom and the lower bottom are both designed as openings, and the area of the upper bottom is larger than that of the lower bottom;
the communicating pipeline is L-shaped and comprises a long pipe and a short pipe, and the long pipe and the short pipe are mutually communicated and mutually perpendicular; the long pipe is vertically arranged, and the short pipe is horizontally arranged;
the lower bottom of the cylindrical baffle is fixedly connected with the upper bottom of the conical frame; the lower bottom of the conical frame is communicated with a short pipe of the communication pipeline; the cylindrical baffle, the conical frame and the short pipe of the communication pipeline are all positioned below the water surface; the long pipe of the communication pipeline is fixed on the pool edge of the culture pool, and the pipe orifice of the long pipe extends out of the water surface;
a screen disc is arranged between the lower bottom of the cylindrical baffle plate and the upper bottom of the conical frame, and screen holes are uniformly distributed on the screen disc;
the pipe orifice of the long pipe is a feed supplementing port, and the feed supplementing port is provided with a pipe cover;
the pipe wall of the long pipe is provided with a connecting hole which is positioned above the water surface and below the feed supplementing port; the connecting hole is connected with the air duct, and the air duct is connected with the pump, and the pump is connected with intelligent timer, and the opening and closing of pump are controlled to intelligent timer.
In the technical scheme, one end of the inner wall of the long tube, which is close to the feed supplement port, is provided with a section of internal thread.
In the technical scheme, the pipe cover is a cover made of double-layer stainless steel, the outer wall of the pipe cover is provided with external threads, and the top of the pipe cover is provided with a handle.
In the technical scheme, the internal thread of the long tube is matched with the external thread of the tube cover, the tube cover is rotated to seal the feed supplement port of the long tube, and the tube cover is positioned above the connecting hole after the long tube is sealed.
In the technical scheme, the screen disc wraps the upper bottom of the conical frame, and the upper bottom of the conical frame and the lower bottom of the cylindrical baffle are fixed together in a welding mode.
In the technical scheme, the cylindrical baffle is made of stainless steel; the radius is 15cm and the height is 1.5cm.
In the above technical scheme, the conical frame is made of stainless steel; the radius of the upper bottom is 15cm, the radius of the lower bottom is 4cm, and the whole height is 10cm.
In the technical scheme, the sieve tray has the sieve holes with the aperture of 0.2cm or 0.5cm.
In the technical scheme, the communicating pipeline is a stainless steel hollow pipe as a whole; the radius of the long pipe and the short pipe is 4cm; the length of the long pipe is 200cm, and the length of the short pipe is 150cm.
In the technical scheme, the inflator pump is an inflator device which is driven by a motor and can preset pressure.
In the above technical scheme, the air duct is made of soft rubber.
The intelligent feed table device for the pomfret has the advantages of simple structure and convenient operation, and can well combine the physiological ingestion characteristics of the pomfret to meet the requirements of the pomfret on food at regular time and quantity; the feed is convenient to add, and the feed table does not need to be frequently taken out for feed addition, so that stress reaction of the pomfret is effectively avoided, and the damage to the pomfret in the feeding process is reduced; meanwhile, the intelligent control system replaces the manpower consumption, and the burden of feeding staff is reduced.
Drawings
Fig. 1 is a schematic structural view of an intelligent feed table device for pomfret of the present invention;
wherein: 1 a cylindrical baffle plate, 2 a conical frame, 3 a screen disc, 4 a communicating pipeline, 5 a pipe cover, 6 an inflator pump, 7 an air duct, 8 an intelligent timer and 9 a feed supplement port.
Detailed Description
An intelligent feed table device for pomfret according to the present invention will be described in further detail with reference to the examples.
An intelligent feed table device for pomfret comprises a cylindrical baffle plate 1, a conical frame 2, a screen disc 3, a communicating pipeline 4, a pipe cover 5, an inflator pump 6, an air duct 7, an intelligent timer 8 and a feed supplementing port 9, as shown in fig. 1:
the cylindrical baffle is cylindrical in overall shape, and the upper bottom and the lower bottom are both designed as openings;
the conical frame is integrally in a truncated cone shape, the upper bottom and the lower bottom are both designed as openings, and the area of the upper bottom is larger than that of the lower bottom;
the communicating pipeline is L-shaped and comprises a long pipe and a short pipe, and the long pipe and the short pipe are mutually communicated and mutually perpendicular; the long pipe is vertically arranged, and the short pipe is horizontally arranged;
the lower bottom of the cylindrical baffle is fixedly connected with the upper bottom of the conical frame; the lower bottom of the conical frame is communicated with a short pipe of the communication pipeline; the cylindrical baffle, the conical frame and the short pipe of the communication pipeline are all positioned below the water surface; the long pipe of the communication pipeline is fixed on the pool edge of the culture pool, and the pipe orifice of the long pipe extends out of the water surface;
a screen disc 3 is arranged between the lower bottom of the cylindrical baffle plate and the upper bottom of the conical frame, and covers the upper bottom of the conical frame; the sieve tray is uniformly provided with sieve holes;
the mouth of the long pipe is a feed supplementing port 9, and the feed supplementing port is provided with a pipe cover 5;
the pipe wall of the long pipe is provided with a connecting hole which is positioned above the water surface and below the feed supplementing port; the connecting hole is connected with an air duct 7, the air duct is connected with an inflator pump 6, the inflator pump is connected with an intelligent timer 8, and the intelligent timer controls the opening and closing of the inflator pump;
one end of the inner wall of the long tube, which is close to the feed supplement port, is provided with a section of internal thread;
the pipe cover is a cover made of double-layer stainless steel, the outer wall of the pipe cover is provided with external threads, and the top of the pipe cover is provided with a handle;
the internal thread of the long tube is matched with the external thread of the tube cover, the tube cover is rotated to seal the feed supplement port of the long tube, and the tube cover is positioned above the connecting hole after the long tube is sealed.
Preferably, the screen disc 3 wraps the upper bottom of the conical frame, and the upper bottom of the conical frame and the lower bottom of the cylindrical baffle are fixed together in a welding mode.
Preferably, the cylindrical baffle 1 is made of stainless steel; the radius is 15cm and the height is 1.5cm.
Preferably, the conical frame 2 is made of stainless steel; the radius of the upper bottom is 15cm, the radius of the lower bottom is 4cm, and the whole height is 10cm.
Preferably, the sieve tray 3 has a sieve aperture of 0.2cm or 0.5cm.
Preferably, the communicating pipeline 4 is a stainless steel hollow pipe as a whole; the radius of the long pipe and the short pipe is 4cm; the length of the long pipe is 200cm, and the length of the short pipe is 150cm.
Preferably, the inflator pump 6 is an inflator device which is driven by a motor and can preset pressure.
Preferably, the air duct 7 is made of soft rubber.
Example 1:
a stainless steel cylindrical baffle plate 1 with the radius of 15cm and the height of 1.5cm and a conical frame 2 with the radius of 15cm and the height of 10cm are welded together, and the middle is separated by a sieve tray 3 with the aperture of 0.2cm to form a feed table frame; the lower end of the feed table frame is connected with a 150cm long pipe of an L-shaped connecting pipeline (4) with the radius of 4cm, one end of the long pipe with the length of 200cm extends out of the culture water body, a free end pipe orifice is also a feed supplementing opening 9, and the free end feed supplementing opening 9 can be sealed by a pipe cover 5 when in inflation; the free end is connected with an inflator pump 6 with preset pressure through an air duct 7, and an intelligent timer 8 is connected with the inflator pump.
Example 2:
when the device is used, the pipe cover 5 can be directly opened to add feed from the feed supplementing port 9, and the whole device is opened and closed by combining the feeding habit of the pomfret. A preset pressure device of the inflator pump 6 is regulated, and a proper inflation amount is set; opening an intelligent timer 8, and setting a feeding time interval; the power is turned on, the feed is pushed by the pressure of the gas, so that the feed is extruded from the sieve holes of the sieve tray, the pomfret is fed, and the whole feeding device automatically operates.
The intelligent feed table device for the pomfret is simple in structure and convenient to operate, and can meet the food requirements of the pomfret at regular time and quantity according to the physiological growth characteristics of the pomfret; the feed is convenient to add, and the feed table does not need to be frequently taken out for feed addition, so that stress reaction of the pomfret is effectively avoided, and the damage to the pomfret in the feeding process is reduced; meanwhile, the intelligent control system replaces the labor consumption, and reduces the workload of raising staff.
Claims (8)
1. An intelligent feed table device for pomfret, includes cylindrical baffle (1), conical frame (2) and communicating pipeline (4) that connect gradually, its characterized in that:
the cylindrical baffle is cylindrical in overall shape, and the upper bottom and the lower bottom are both designed as openings;
the conical frame is integrally in a truncated cone shape, the upper bottom and the lower bottom are both designed as openings, and the area of the upper bottom is larger than that of the lower bottom;
the communicating pipeline is L-shaped and comprises a long pipe and a short pipe, and the long pipe and the short pipe are mutually communicated and mutually perpendicular; the long pipe is vertically arranged, and the short pipe is horizontally arranged;
the lower bottom of the cylindrical baffle is fixedly connected with the upper bottom of the conical frame; the lower bottom of the conical frame is communicated with a short pipe of the communication pipeline; the cylindrical baffle, the conical frame and the short pipe of the communication pipeline are all positioned below the water surface; the long pipe of the communication pipeline is fixed on the pool edge of the culture pool, and the pipe orifice of the long pipe extends out of the water surface;
a screen disc (3) is arranged between the lower bottom of the cylindrical baffle plate and the upper bottom of the conical frame, and screen holes are uniformly distributed on the screen disc; the screen disc (3) wraps the upper bottom of the conical frame, and the upper bottom of the conical frame and the lower bottom of the cylindrical baffle are fixed together in a welding mode; the sieve tray (3) has sieve pores with the aperture of 0.2cm or 0.5cm;
the mouth of the long pipe is a feed supplementing port (9), and the feed supplementing port is provided with a pipe cover (5);
the pipe wall of the long pipe is provided with a connecting hole which is positioned above the water surface and below the feed supplementing port; the connecting hole is connected with an air duct (7), the air duct is connected with an inflator pump (6), the inflator pump is connected with an intelligent timer (8), and the intelligent timer controls the opening and closing of the inflator pump.
2. The device of claim 1, wherein the inner wall of the long tube is provided with an internal thread at the end near the feed supplement port.
3. The device according to claim 1, characterized in that the tube cover (5) is a cover made of double-layer stainless steel, the outer wall of the tube cover is provided with external threads, and the top of the tube cover is provided with a handle.
4. A device according to any one of claims 2 or 3 wherein the internal thread of the elongate tube is matched with the external thread of the cap and the cap is rotated to close the feed supplement port of the elongate tube, the cap being positioned over the attachment aperture after the elongate tube is closed.
5. The device according to claim 1, characterized in that the cylindrical baffle (1) is made of stainless steel; the radius is 15cm and the height is 1.5cm.
6. The device according to claim 1, characterized in that the conical frame (2) is made of stainless steel; the radius of the upper bottom is 15cm, the radius of the lower bottom is 4cm, and the whole height is 10cm.
7. The device according to claim 1, characterized in that the communication pipe (4) is a stainless steel hollow pipe as a whole; the radius of the long pipe and the short pipe is 4cm; the length of the long pipe is 200cm, and the length of the short pipe is 150cm.
8. The device according to claim 1, characterized in that the inflator pump (6) is a motor-driven, pressure-presettable inflator; the air duct (7) is made of soft rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910370429.2A CN109964865B (en) | 2019-05-06 | 2019-05-06 | A intelligent fodder platform device for silvery pomfret |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910370429.2A CN109964865B (en) | 2019-05-06 | 2019-05-06 | A intelligent fodder platform device for silvery pomfret |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109964865A CN109964865A (en) | 2019-07-05 |
| CN109964865B true CN109964865B (en) | 2024-04-05 |
Family
ID=67072881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910370429.2A Active CN109964865B (en) | 2019-05-06 | 2019-05-06 | A intelligent fodder platform device for silvery pomfret |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109964865B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351877A (en) * | 1972-05-01 | 1974-05-01 | David Tzuo Yih Chen | Automatic feeder for aquatic animals such as fish |
| CN102934751A (en) * | 2012-11-20 | 2013-02-20 | 浙江海洋学院 | Microcapsule bait, bait feeding method and bait feeding device for grouper larvae |
| CN204518882U (en) * | 2015-02-06 | 2015-08-05 | 宁波大学 | One seed shrimp pool feeding system |
| CN104823900A (en) * | 2015-04-20 | 2015-08-12 | 中国水产科学研究院渔业机械仪器研究所 | Automatic mixing, adjusting and feeding system for aquaculture feed |
| CN204616764U (en) * | 2015-04-02 | 2015-09-09 | 宁波大学 | A kind of automatic bait-laying device for fish cultivating silvery pomfret |
| CN105409860A (en) * | 2015-11-25 | 2016-03-23 | 上海交通大学 | Culture feeding machine |
| CN205233170U (en) * | 2015-10-10 | 2016-05-18 | 余建华 | Pond automatic feeding device |
| CN206260554U (en) * | 2016-12-17 | 2017-06-20 | 宁波大学 | A kind of multilayer feed table apparatus for silvery pomfret |
| CN206547627U (en) * | 2017-03-10 | 2017-10-13 | 饶平县腾跃食品有限公司 | A kind of fish-feeding device at regular time and quantity |
| CN108782397A (en) * | 2018-05-08 | 2018-11-13 | 重庆市开州区博洋生态农业发展有限公司 | Self-timing feed system |
| CN209882820U (en) * | 2019-05-06 | 2020-01-03 | 宁波大学 | A intelligent fodder platform device for silvery pomfret |
-
2019
- 2019-05-06 CN CN201910370429.2A patent/CN109964865B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351877A (en) * | 1972-05-01 | 1974-05-01 | David Tzuo Yih Chen | Automatic feeder for aquatic animals such as fish |
| CN102934751A (en) * | 2012-11-20 | 2013-02-20 | 浙江海洋学院 | Microcapsule bait, bait feeding method and bait feeding device for grouper larvae |
| CN204518882U (en) * | 2015-02-06 | 2015-08-05 | 宁波大学 | One seed shrimp pool feeding system |
| CN204616764U (en) * | 2015-04-02 | 2015-09-09 | 宁波大学 | A kind of automatic bait-laying device for fish cultivating silvery pomfret |
| CN104823900A (en) * | 2015-04-20 | 2015-08-12 | 中国水产科学研究院渔业机械仪器研究所 | Automatic mixing, adjusting and feeding system for aquaculture feed |
| CN205233170U (en) * | 2015-10-10 | 2016-05-18 | 余建华 | Pond automatic feeding device |
| CN105409860A (en) * | 2015-11-25 | 2016-03-23 | 上海交通大学 | Culture feeding machine |
| CN206260554U (en) * | 2016-12-17 | 2017-06-20 | 宁波大学 | A kind of multilayer feed table apparatus for silvery pomfret |
| CN206547627U (en) * | 2017-03-10 | 2017-10-13 | 饶平县腾跃食品有限公司 | A kind of fish-feeding device at regular time and quantity |
| CN108782397A (en) * | 2018-05-08 | 2018-11-13 | 重庆市开州区博洋生态农业发展有限公司 | Self-timing feed system |
| CN209882820U (en) * | 2019-05-06 | 2020-01-03 | 宁波大学 | A intelligent fodder platform device for silvery pomfret |
Non-Patent Citations (1)
| Title |
|---|
| 银鲳的人工繁育研究进展;胡佳宝等;《生物学杂志》;20160818;第33卷(第4期);87-91 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109964865A (en) | 2019-07-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6148769A (en) | Serial culture system for microalgae, live food animals and fish fry | |
| CN204120009U (en) | A kind of crab cultivation system | |
| CN109964865B (en) | A intelligent fodder platform device for silvery pomfret | |
| CN209882820U (en) | A intelligent fodder platform device for silvery pomfret | |
| CN205105994U (en) | Ecological chicken raising system | |
| CN207083883U (en) | A kind of indoor postlarva temporarily supports case | |
| CN207201770U (en) | Family's Ecocyclic cultivation fish system | |
| CN212560200U (en) | Natural yeast liquid seed fermentation equipment | |
| CN112690173A (en) | Edible mushroom cultivation device with space adjusting function | |
| CN209806774U (en) | Beef cattle breeding feed trough | |
| CN205756595U (en) | A kind of aquaculture pond of automatic foodstuff delivering | |
| CN215602314U (en) | Big-arch shelter is planted to mushroom | |
| CN107771620A (en) | A kind of device for filling culture medium of edible fungus | |
| CN210610700U (en) | Separator of artemia hatching | |
| CN105557605A (en) | Crab culture system | |
| CN211832404U (en) | Aquaculture is with device that spreads pesticides | |
| CN220211546U (en) | Intelligent hatching and bee pupa feeding equipment | |
| CN216796175U (en) | Ecological dual-purpose fish tank | |
| CN218681258U (en) | Aquaculture is with suitable temperature type fry screening case | |
| CN215500923U (en) | Outdoor zooplankton expands banks up separator with earth | |
| CN205378694U (en) | Aquaculture feeds breeding device | |
| CN208807357U (en) | A kind of aquaculture Water drinking basin | |
| CN212660848U (en) | Loach hatching frame | |
| CN214629184U (en) | Automatic water changing and cleaning device for cultured goldfishes | |
| CN218789911U (en) | Aquatic breeding water changing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |