CN109511602A - A kind of water temperature control loop pond with oxygen-increasing device - Google Patents
A kind of water temperature control loop pond with oxygen-increasing device Download PDFInfo
- Publication number
- CN109511602A CN109511602A CN201811510838.XA CN201811510838A CN109511602A CN 109511602 A CN109511602 A CN 109511602A CN 201811510838 A CN201811510838 A CN 201811510838A CN 109511602 A CN109511602 A CN 109511602A
- Authority
- CN
- China
- Prior art keywords
- oxygen
- water
- increasing device
- temperature control
- control loop
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 238000006213 oxygenation reaction Methods 0.000 claims abstract description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 19
- 239000001301 oxygen Substances 0.000 claims abstract description 19
- 230000001965 increasing effect Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000003028 elevating effect Effects 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 11
- 239000000565 sealant Substances 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 11
- 238000009360 aquaculture Methods 0.000 description 3
- 244000144974 aquaculture Species 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 238000009372 pisciculture Methods 0.000 description 1
- 230000004083 survival 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
- 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
- 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
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- 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
- A01K63/045—Filters for aquaria
-
- 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
- A01K63/06—Arrangements for heating or lighting in, or attached to, receptacles for live fish
- A01K63/065—Heating or cooling devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of water temperature control loop pond with oxygen-increasing device, it includes the water tank being arranged in circulatory pool, and lid is movably set on water tank, and the upper end of lid is movably set with connecting rod, the other end of connecting rod is arranged on movable plate, and elevating mechanism is provided on movable plate;Water tank is connected by connection water pipe, water pump and water collecting pan, and the lower end of water collecting pan is provided with furnace body;Temperature sensor is provided in circulatory pool;It is provided with oxygen-increasing device in circulatory pool, oxygen-increasing device includes oxygen increasing pump, oxygen increasing tube, and motor, rotary joint, rotary shaft are provided with oxygenation mixing component on oxygen increasing tube, are provided with floating body in rotary shaft.The present invention provides a kind of water temperature control loop pond with oxygen-increasing device, and structure is simple, easy to use, can not only in circulatory pool lower water temperature and control, moreover it is possible to rotatable to oxygenation is carried out in water, oxygenation effect is good, improves dissolved oxygen speed, improves yield.
Description
Technical field
The present invention relates to for a kind of water temperature control loop pond with oxygen-increasing device.
Background technique
Aquaculture be the lower breeding of artificial control,It cultivatesWith the production activity of harvest aquatic animals and plants.It is commonly included in people
The overall process of aquatic products is formed under work feeding management from seed.Broadly it may also compriseAquatic resourcesProliferation.Aquaculture has slightly
The modes such as feeding, intensive culture and high density culture.Extensive cultivation is that seed is launched in medium and small natural water area, is supported completely by natural bait
At aquatic products, such asLake and reservoir is breeded fishShellfish etc. is supported with shallow sea.Intensive culture is to form aquatic products with bait throwing in, fertilizing method in compared with small size pond
Product, such asAqiuculrue、Fish culture in net penWith enclosure culture, net enclosure culture etc..High density culture is using flowing water, temperature control, oxygenation and feeds high-quality bait
The methods of, high-density breeding is carried out in small size pond, to obtain high yield, as Running Water Intensive Fish Farming,ShrimpDeng.In aquaculture
The variation of middle water temperature and oxygenous reason directly influence aquatic animal growth, survival rate and yield etc., existing water temperature control
It is inconvenient that device and oxygen-increasing device are adjusted, and oxygenation effect is bad and speed is slow, using trouble, therefore, need to develop a kind of new band
The water temperature control loop pond of oxygen-increasing device.
Summary of the invention
The purpose of the present invention is in view of the above problems, providing a kind of water temperature control loop pond with oxygen-increasing device, structure is simple
It is single, it is easy to use, can not only in circulatory pool lower water temperature and control, moreover it is possible to it is rotatable to carrying out oxygenation, oxygenation in water
Effect is good, improves dissolved oxygen speed, improves yield.
In order to achieve the above object, the technical solution adopted by the present invention is that: it includes the water tank being arranged in circulatory pool, water tank
On be movably set with lid, the upper end of lid is movably set with connecting rod, and the other end of connecting rod is arranged on movable plate, activity
Elevating mechanism is provided on plate;Water tank is connected by connection water pipe, water pump and water collecting pan, and the lower end of water collecting pan is provided with furnace body;
Temperature sensor is provided in circulatory pool;Oxygen-increasing device is provided in circulatory pool, oxygen-increasing device includes oxygen increasing pump, oxygen increasing tube, is increased
Oxygenation mixing component is provided with by motor, rotary joint, rotary shaft on oxygen pipe, is provided with floating body in rotary shaft.
Further, elevating mechanism includes hydraulic cylinder, and the telescopic end of hydraulic cylinder is connect with sliding block, be provided in circulatory pool with
The both ends of movable plate are arranged in the guide rail that sliding block is cooperatively connected, sliding block;Hydraulic cylinder is arranged on the inside of circulatory pool by support plate.
Further, water tank is set as multiple, is connected between multiple water tanks using water pipe.
Further, one end of connecting rod and lid are articulated and connected, and the other end is fixedly connected with movable plate.
Further, the side of circulatory pool is provided with filter;Water collecting pan by connection water pipe respectively with filter, circulation
Pond is connected to water pump, is connected and is provided with control switch on water pipe.
Further, the side of furnace body is provided with sub-controller, sub-controller and temperature sensor respectively with master controller
Connection.
Further, it is provided with sealant between water tank and lid, the both ends of sealant and lid exceed the two of lid
End.
Further, movable plate is arranged to reticular structure.
Further, oxygenation mixing component includes stirring blade and rotary nozzle, is arranged on stirring blade and rotary nozzle
There are multiple oxygenation holes.
Beneficial effects of the present invention: the present invention provides a kind of water temperature control loop pond with oxygen-increasing device, and structure is simple, makes
With convenient, can not only in circulatory pool lower water temperature and control, moreover it is possible to it is rotatable to carrying out oxygenation, oxygenation effect in water
It is good, dissolved oxygen speed is improved, yield is improved.
1, movable plate with pushing mechanism rise and fall, to drive the opening of lid;Because connecting rod one end with
Lid articulated connection, in opening procedure, angle is slowly to adjust when lid is opened, to realize to the accurate of water temperature
Control.
2, the structure design of oxygen-increasing device is by oxygenation while stirring, rotatable to carrying out oxygenation, oxygenation effect in water
It is good, dissolved oxygen speed is improved, yield is improved.
3, movable plate is arranged to reticular structure, and the weight push that this structure has designed movable plate light flexibly, while also giving water
Lively object growing space provides convenience.
4, it is provided with sealant between water tank and lid, the both ends of sealant and lid exceed the both ends of lid, can have
Effect prevents water from overflowing.
5, the side of circulatory pool is provided with filter;Water collecting pan by connection water pipe respectively with filter, circulatory pool and water
Pump connection connects and is provided with control switch on water pipe, and the design of this structure enables water to recycle, and reduces costs, energy conservation subtracts
The advantages of row.
Detailed description of the invention
Fig. 1 is structure of the invention front view.
Fig. 2 is the schematic diagram of the connectors such as elevating mechanism, movable plate and water tank in structure of the invention.
Label character described in figure indicates are as follows: 1, circulatory pool;2, temperature sensor;3, support plate;4, hydraulic cylinder;5, it leads
Rail;6, movable plate;7, sliding block;8, connecting rod;9, water pipe is connected;10, water pump;11, water collecting pan;12, furnace body;13, water tank;14,
Lid;15, filter;16, sub-controller;17, control switch;18, sealant;19, oxygen-increasing device;1901, oxygen increasing pump;
1902, oxygen increasing tube;1903, motor;1904, rotary joint;1905, rotary shaft;1906, floating body;1907, oxygenation mixing component;
19071, stirring blade;19072, rotary nozzle;100, elevating mechanism.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing to the present invention into
Row detailed description, the description of this part be only it is exemplary and explanatory, should not have any limitation to protection scope of the present invention
Effect.
As Figure 1-Figure 2, specific structure of the invention are as follows: it includes the water tank 13 being arranged in circulatory pool 1, water tank 13
On be movably set with lid 14, the upper end of lid 14 is movably set with connecting rod 8, and the other end of connecting rod 8 is arranged in movable plate 6
On, elevating mechanism 100 is provided on movable plate 6;Water tank 13 is connect by connection water pipe 9, water pump 10 with water collecting pan 11, water collecting pan
11 lower end is provided with furnace body 12;Temperature sensor 2 is provided in circulatory pool 1;It is provided with oxygen-increasing device 19 in circulatory pool 1, increases
Oxygen device 19 includes oxygen increasing pump 1901, oxygen increasing tube 1902, passes through motor 1903, rotary joint 1904, rotation on oxygen increasing tube 1902
Axis 1905 is provided with oxygenation mixing component 1907, and floating body 1906 is provided in rotary shaft 1905.Work as in circulatory pool 1 and is passed according to temperature
The temperature that sensor 2 detects is when needing to adjust water temperature, can by the rise and fall of elevating mechanism 100, drive 8 activity of connecting rod from
And drive the opening of lid 14;Water in lid 14 will flow into circulatory pool 1, to be adjusted to the water temperature of circulatory pool 1
Section;By oxygenation while stirring, rotatable to oxygenation is carried out in water, oxygenation effect is good, improves for the structure design of oxygen-increasing device
Dissolved oxygen speed, improves yield.
Preferably, elevating mechanism 100 includes hydraulic cylinder 4, and the telescopic end of hydraulic cylinder 4 connect with sliding block 7, sets in circulatory pool 1
It is equipped with the guide rail 5 being cooperatively connected with sliding block 7, the both ends of movable plate 6 are arranged in sliding block 7;Hydraulic cylinder 4 is arranged by support plate 3
1 inside of circulatory pool.
Preferably, water tank 13 is set as multiple, is connected between multiple water tanks using water pipe.
Preferably, one end of connecting rod 8 and lid 14 are articulated and connected, and the other end is fixedly connected with movable plate 6.Because of connecting rod
8 one end and lid 14 are articulated and connected, and in opening procedure, angle is slowly to adjust when lid is opened, to realize
Accurate control to water temperature.
Preferably, the side of circulatory pool 1 is provided with filter 15;Water collecting pan 11 by connection water pipe 9 respectively with filter
15, circulatory pool 1 is connected to water pump 10, is connected and is provided with control switch 17 on water pipe 9.
Preferably, the side of furnace body 12 is provided with sub-controller 16, sub-controller 16 and temperature sensor 2 respectively with master control
Device connection processed.
Preferably, it is provided with sealant 18 between water tank 13 and lid 14, the both ends of sealant 18 and lid 14 exceed
The both ends of lid 14.
Preferably, movable plate 6 is arranged to reticular structure.
Preferably, oxygenation mixing component 1907 includes stirring blade 19071 and rotary nozzle 19072, stirring blade 19071
With multiple oxygenation holes are provided on rotary nozzle 19072, oxygenation is uniform, and oxygenation effect is good.
It should be noted that, in this document, the terms "include", "comprise" or its any other become it should be noted that
Herein, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that packet
The process, method, article or equipment for including a series of elements not only includes those elements, but also including being not explicitly listed
Other element, or further include for elements inherent to such a process, method, article, or device.
Used herein a specific example illustrates the principle and implementation of the invention, the explanation of above example
It is merely used to help understand method and its core concept of the invention.The above is only a preferred embodiment of the present invention, it answers
When pointing out due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the common skill of the art
For art personnel, without departing from the principle of the present invention, several improvement, retouching or variation can also be made, can also incited somebody to action
Above-mentioned technical characteristic is combined in the right way;These improve retouching, variation or combination, or the not improved structure by invention
Think and technical solution directly applies to other occasions, is regarded as protection scope of the present invention.
Claims (9)
1. a kind of water temperature control loop pond with oxygen-increasing device, which is characterized in that it includes the water tank being arranged in circulatory pool (1)
(13), it is movably set with lid (14) on water tank (13), the upper end of lid (14) is movably set with connecting rod (8), connecting rod (8)
The other end be arranged on movable plate (6), elevating mechanism (100) are provided on movable plate (6);Water tank (13) passes through connection water pipe
(9), water pump (10) is connect with water collecting pan (11), and the lower end of water collecting pan (11) is provided with furnace body (12);It is provided in circulatory pool (1)
Temperature sensor (2);It is provided with oxygen-increasing device (19) in circulatory pool (1), oxygen-increasing device (19) includes oxygen increasing pump (1901), oxygenation
It manages (1902), is provided with oxygenation by motor (1903), rotary joint (1904), rotary shaft (1905) on oxygen increasing tube (1902) and stirs
It mixes component (1907), floating body (1906) is provided in rotary shaft (1905).
2. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that elevating mechanism
It (100) include hydraulic cylinder (4), the telescopic end of hydraulic cylinder (4) is connect with sliding block (7), is provided in circulatory pool (1) and sliding block (7)
The guide rail (5) of mating connection, sliding block (7) are arranged at the both ends of movable plate (6);Hydraulic cylinder (4) is being followed by support plate (3) setting
On the inside of cisterna ambiens (1).
3. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that water tank (13) is set
Be set to it is multiple, between multiple water tanks using water pipe connect.
4. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that connecting rod (8)
One end and lid (14) be articulated and connected, the other end is fixedly connected with movable plate (6).
5. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that circulatory pool (1)
Side be provided with filter (15);Water collecting pan (11) by connection water pipe (9) respectively with filter (15), circulatory pool (1) and
Water pump (10) connection connects and is provided with control switch (17) on water pipe (9).
6. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that furnace body (12)
Side is provided with sub-controller (16), and sub-controller (16) is connect with master controller respectively with temperature sensor (2).
7. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that water tank (13) with
It is provided between lid (14) sealant (18), the both ends of sealant (18) and lid (14) exceed the both ends of lid (14).
8. a kind of water temperature control loop pond with oxygen-increasing device according to claim 2, which is characterized in that movable plate (6)
It is arranged to reticular structure.
9. a kind of water temperature control loop pond with oxygen-increasing device according to claim 1, which is characterized in that oxygenation stirring group
Part (1907) includes stirring blade (19071) and rotary nozzle (19072), stirring blade (19071) and rotary nozzle (19072)
On be provided with multiple oxygenation holes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811510838.XA CN109511602A (en) | 2018-12-11 | 2018-12-11 | A kind of water temperature control loop pond with oxygen-increasing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811510838.XA CN109511602A (en) | 2018-12-11 | 2018-12-11 | A kind of water temperature control loop pond with oxygen-increasing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109511602A true CN109511602A (en) | 2019-03-26 |
Family
ID=65795662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811510838.XA Pending CN109511602A (en) | 2018-12-11 | 2018-12-11 | A kind of water temperature control loop pond with oxygen-increasing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109511602A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060225661A1 (en) * | 2003-07-08 | 2006-10-12 | Vincent Riemma | Aquarium water changing and water stabalization system |
CN2835213Y (en) * | 2005-09-16 | 2006-11-08 | 郴州市金贵有色金属有限公司 | Water cooling purifying device of equipment |
TWM406923U (en) * | 2011-02-09 | 2011-07-11 | ya-feng Deng | Cooling device of organism cultivation box |
CN103392662A (en) * | 2013-07-29 | 2013-11-20 | 天津市金富源育苗养殖有限公司 | Water-cycled aquaculture system |
CN207444026U (en) * | 2017-10-23 | 2018-06-05 | 自贡市大安区庙坝镇肉牛养殖协会 | A kind of aquaculture aerator |
CN207519454U (en) * | 2017-11-13 | 2018-06-22 | 河南省亚旭农业科技开发有限公司 | A kind of cycle water filtration aquaculture equipment |
CN209806860U (en) * | 2018-12-11 | 2019-12-20 | 湖南海珊水产养殖有限公司 | Water temperature control circulating pool with oxygenation device |
-
2018
- 2018-12-11 CN CN201811510838.XA patent/CN109511602A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060225661A1 (en) * | 2003-07-08 | 2006-10-12 | Vincent Riemma | Aquarium water changing and water stabalization system |
CN2835213Y (en) * | 2005-09-16 | 2006-11-08 | 郴州市金贵有色金属有限公司 | Water cooling purifying device of equipment |
TWM406923U (en) * | 2011-02-09 | 2011-07-11 | ya-feng Deng | Cooling device of organism cultivation box |
CN103392662A (en) * | 2013-07-29 | 2013-11-20 | 天津市金富源育苗养殖有限公司 | Water-cycled aquaculture system |
CN207444026U (en) * | 2017-10-23 | 2018-06-05 | 自贡市大安区庙坝镇肉牛养殖协会 | A kind of aquaculture aerator |
CN207519454U (en) * | 2017-11-13 | 2018-06-22 | 河南省亚旭农业科技开发有限公司 | A kind of cycle water filtration aquaculture equipment |
CN209806860U (en) * | 2018-12-11 | 2019-12-20 | 湖南海珊水产养殖有限公司 | Water temperature control circulating pool with oxygenation device |
Non-Patent Citations (2)
Title |
---|
段慧文等: "《台机械工程与舞台机械设计》", vol. 1, 30 June 2013, 上海科学技术出版社, pages: 123 * |
魏喜新: "《液压技术手册》", vol. 1, 上海科学技术出版社, pages: 328 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207461195U (en) | A kind of aquaculture distributing charging device | |
CN206744315U (en) | A kind of aquaculture pond | |
CN109042432A (en) | A kind of pond aquaculture feeding apparatus | |
CN108812518A (en) | A kind of clear bottom decontamination apparatus of aquaculture | |
CN108522410A (en) | A kind of box for breeding constant temperature oxygen-increasing device | |
CN208047751U (en) | A kind of automatic feeding machine for aquiculture | |
CN204670136U (en) | A kind of aquaculture distributing charging device | |
CN209420687U (en) | A kind of water temperature control loop pond with filter device | |
CN107821278A (en) | A kind of feeder for fishery cultivating | |
CN209299996U (en) | A kind of tame and docile food device of Micropterus salmonoides fry | |
CN207574302U (en) | A kind of aquaculture discharging device | |
CN209433263U (en) | A kind of energy-saving water-temperature control device | |
CN208016692U (en) | A kind of aquaculture distributing charging device | |
CN208924997U (en) | A kind of aquaculture automatic stirring water installations | |
CN209806860U (en) | Water temperature control circulating pool with oxygenation device | |
CN109375667A (en) | A kind of energy-saving water-temperature control device | |
CN109511602A (en) | A kind of water temperature control loop pond with oxygen-increasing device | |
CN108579590A (en) | A kind of novel aquaculture feed processing unit (plant) | |
CN204907555U (en) | Sea water aquaculture who improves structure is with removing aeration oxygen -increasing machine | |
CN207219847U (en) | A kind of aquaculture equipment | |
CN209345835U (en) | A kind of aquaculture distributing charging device | |
CN210247997U (en) | Aquaculture feeding device | |
CN209677116U (en) | A kind of high position shrimp canopy | |
CN207911780U (en) | A kind of material-strewing device for aquaculture | |
CN207383305U (en) | A kind of oxygen increasing equipment used for aquiculture |
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 |