CN111657219A - Vertical layered porous pressure-control aeration and dosing device for aquaculture - Google Patents
Vertical layered porous pressure-control aeration and dosing device for aquaculture Download PDFInfo
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- CN111657219A CN111657219A CN202010517151.XA CN202010517151A CN111657219A CN 111657219 A CN111657219 A CN 111657219A CN 202010517151 A CN202010517151 A CN 202010517151A CN 111657219 A CN111657219 A CN 111657219A
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- aquaculture
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- 238000005273 aeration Methods 0.000 title claims abstract description 29
- 244000144974 aquaculture Species 0.000 title claims abstract description 23
- 238000009360 aquaculture Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 239000003814 drug Substances 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 229940079593 drug Drugs 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000265 homogenisation Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 14
- 238000007906 compression Methods 0.000 abstract description 14
- 230000000087 stabilizing effect Effects 0.000 abstract description 11
- 238000006213 oxygenation reaction Methods 0.000 abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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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
- 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
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
- A01K61/13—Prevention or treatment of fish diseases
-
- 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
- A01K63/047—Liquid pumps for aquaria
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a vertical layered porous pressure-controlled aeration and dosing device for aquaculture, which comprises an air inlet pipe and a water inlet pipe, wherein the air inlet pipe is connected with an air inlet of an air compression pump, an air outlet of the air compression pump is connected with an air inlet branch pipe, the water inlet pipe is connected with a water inlet of a pressure-stabilizing water pump, a water outlet of the pressure-stabilizing water pump is connected with a water inlet branch pipe, and one end of the water inlet branch pipe and one end of the air inlet branch pipe are respectively connected with two connectors of a three-way connector. According to the invention, the middle-short distance porous aeration is realized by laying long pipelines, the constant air inlet pressure is controlled by the air compression pump, the constant water inlet pressure is controlled by the pressure stabilizing water pump, and the pressure of the pipelines is monitored by the pressure gauge in real time, so that the requirements of adapting to different aeration and oxygenation in various places are met; the dosing mechanism can also set the dosing amount of the drugs according to the types and the number of aquaculture at different depths, and the drugs can be dosed at regular time and quantity.
Description
Technical Field
The invention relates to the technical field of aquaculture, in particular to a vertical layered porous pressure-controlled aeration and dosing device for aquaculture.
Background
In the case of domestic ubiquitous aquaculture, particularly fish culture, the improvement of the dissolved oxygen content of a water body is an important method for solving the problem of pond water pollution. The manual aeration oxygenation is carried out on the artificial aerated filter, and the improvement of the dissolved oxygen concentration level is a current universal means. In terms of the equipment technology which is put into application at present, although single-hole aeration equipment is available, the aeration coverage area caused by the single-hole aeration is small, the performance is low, and the effect on the improvement of the dissolved oxygen level of the water environment is very small;
meanwhile, the simple arrangement of the aeration pipe can not well control the actually required air quantity, which may cause excessive waste of energy consumption during aeration or practical dilemma that the target cannot be achieved due to too low aeration. Meanwhile, some medicines also need to be put in the process of fish culture, and the existing manual medicine putting is difficult to achieve quantitative timing, so that medicine waste is easily caused.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a vertical layered porous pressure-control aeration and dosing device for aquaculture, which aims to overcome the defects of the prior art, and is used for realizing middle-short distance porous aeration by laying a long pipeline, controlling constant air inlet pressure by an air compression pump, controlling constant water inlet pressure by a pressure stabilizing water pump, and monitoring the pressure of the pipeline by a pressure gauge constantly, so that different aeration and oxygenation requirements of various places can be met; the dosing mechanism can also set the dosing amount of the drugs according to the types and the number of aquaculture at different depths, and the drugs can be dosed at regular time and quantity.
The technical scheme is as follows: the invention relates to a vertical layered porous pressure-controlled aeration and dosing device for aquaculture, which comprises an air inlet pipe and a water inlet pipe, the air inlet pipe is connected with an air inlet of an air compression pump, an air outlet of the air compression pump is connected with an air inlet branch pipe, the water inlet pipe is connected with the water inlet of the pressure stabilizing water pump, the water outlet of the pressure stabilizing water pump is connected with the water inlet branch pipe, one end of the water inlet branch pipe and one end of the air inlet branch pipe are respectively connected with two connectors of the three-way joint, the other interface of the three-way joint is connected with a main pipeline, a plurality of groups of two-way joints are arranged on the main pipeline at intervals, the main pipeline is divided into a plurality of pipeline units by the two-way joints, each pipeline unit is provided with a pipeline water outlet pipe, the pipeline water outlet pipe is connected with a water inlet pipeline of the dosing mechanism through a quick connector, and a first electromagnetic valve is installed on a water outlet pipeline of the dosing mechanism.
Furthermore, install first pressure gauge and first check valve on the air intake branch pipe, install second pressure gauge and second check valve on the water intake branch pipe. The check valve functions to prevent backflow of moisture.
Further, a third pressure gauge is installed on the main pipeline at intervals.
Furthermore, the dosing mechanism comprises a box body with a sealing cover, a plurality of groups of storage bins are symmetrically and fixedly mounted on two opposite side walls of the box body respectively, the plurality of groups of storage bins are connected with corresponding mixing bins through pipelines, the plurality of groups of mixing bins are fixedly mounted on the top end face of the homogenizing bin, the plurality of groups of mixing bins are connected with the homogenizing bin through pipelines, the homogenizing bin is fixedly connected with the inner bottom wall of the box body, a water outlet pipeline of the dosing mechanism is connected with the inside of the homogenizing bin, and a third check valve is mounted on the water outlet pipeline of the dosing mechanism.
Furthermore, a plurality of groups of mixing bins are connected with a water inlet pipeline of the dosing mechanism through branch pipelines, a second electromagnetic valve is installed on each group of branch pipelines, and water level monitors are installed inside the groups of mixing bins.
Further, stirrers are arranged inside the homogenizing bin and the multiple groups of mixing bins, and each stirrer is controlled by a motor to rotate. The agitator is left on for a long period of time in order to mix the drug with water sufficiently to achieve the target concentration.
Furthermore, a third electromagnetic valve is arranged on a pipeline between the plurality of groups of storage bins and the corresponding mixing bins; and a fourth electromagnetic valve is arranged on a pipeline between the multiple groups of mixing bins and the homogenizing bin.
Furthermore, the fourth electromagnetic valve, the third electromagnetic valve, the second electromagnetic valve, the water level monitor, the third pressure gauge, the second pressure gauge, the first pressure gauge and the first electromagnetic valve are all electrically connected with the data collector, the data collector is electrically connected with the PLC, and the PLC is electrically connected with the display screen.
Has the advantages that: according to the invention, the middle-short distance porous aeration is realized by laying long pipelines, the constant air inlet pressure is controlled by the air compression pump, the constant water inlet pressure is controlled by the pressure stabilizing water pump, and the pressure of the pipelines is monitored by the pressure gauge in real time, so that the requirements of adapting to different aeration and oxygenation in various places are met; the dosing mechanism can also set the dosing amount of the drugs according to the types and the number of aquaculture at different depths, and the drugs can be dosed at regular time and quantity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a dosing mechanism;
FIG. 3 is a circuit diagram of the present invention.
Detailed Description
The invention is further described below with reference to the following figures and examples:
as shown in fig. 1 to 3, the vertical layered porous pressure-controlled aeration and chemical dosing device for aquaculture comprises an air inlet pipe 1 and a water inlet pipe 2, wherein the air inlet pipe 1 is connected with an air inlet of an air compression pump 3, an air outlet of the air compression pump 3 is connected with an air inlet branch pipe 4, and a first pressure gauge 5 and a first check valve 6 are mounted on the air inlet branch pipe 4; the water inlet pipe 2 is connected with a water inlet of a pressure stabilizing water pump 7, a water outlet of the pressure stabilizing water pump 7 is connected with a water inlet branch pipe 8, and a second pressure gauge 9 and a second check valve 10 are installed on the water inlet branch pipe 8; the constant air inlet pressure is controlled through an air compression pump 3, the air compression pump 3 is a 160-liter three-phase copper wire air compression pump, the constant water inlet pressure is controlled through a pressure stabilizing water pump 7, the pressure stabilizing water pump 7 is a 200-plus 2500W permanent magnet frequency conversion self-priming booster pump, the models of a first pressure gauge 5 and a second pressure gauge 9 are SNSYZ-S80, the first pressure gauge 5 and the second pressure gauge 9 are convenient to monitor the real-time pressure condition and overhaul faults, the requirements of different aeration and oxygenation in various places can be met, and the first check valve 6 and the second check valve 10 play a role in preventing water vapor from flowing back;
one end of the water inlet branch pipe 8 and one end of the air inlet branch pipe 4 are respectively connected with two interfaces of a three-way joint 11, the other interface of the three-way joint 11 is connected with a main pipe 12, a third pressure gauge 13 is installed on the main pipe 12 at intervals, the third pressure gauge 13 monitors the pressure of the main pipe 12 at any time, a plurality of groups of two-way joints 14 are installed on the main pipe 12 at intervals, the main pipe 12 is divided into a plurality of pipe units 15 by the groups of two-way joints 14, each pipe unit 15 is provided with a pipe outlet pipe 16, the pipe outlet pipe 16 is connected with a water inlet pipe 1806 of a dosing mechanism 18 through a quick joint 17, and a first electromagnetic valve 19 is installed on a; the dosage of the medicine can be set according to the type and the quantity of aquaculture at different depths by the dosage mechanism 18, and the first electromagnetic valve 19 can regularly and quantitatively deliver the medicine;
the dosing mechanism 18 comprises a box body 1801 with a sealing cover, two groups of storage bins 1802 are symmetrically and fixedly mounted on two opposite side walls of the box body 1801 respectively, the four groups of storage bins 1802 are connected with corresponding mixing bins 1803 through pipelines, the mixing bins 1803 are correspondingly provided with four groups, the storage bins 1802 are higher than the mixing bins 1803, the storage bins 1802 are used for placing medicine particles or medicine stock solutions, the mixing bins 1803 are used for fully mixing medicines and water, the four groups of mixing bins 1803 are fixedly mounted on the top end surface of a homogenizing bin 1804, the four groups of mixing bins are connected with the homogenizing bin 1804 through pipelines, and the homogenizing bin 1804 is fixedly connected with the inner bottom wall of the box body 1801;
the four groups of mixing bins 1803 are connected with a water inlet pipeline 1806 of the dosing mechanism 18 through branch pipelines 1805, the four groups of branch pipelines 1805 are provided with second electromagnetic valves 1807, a water outlet pipeline 1808 of the dosing mechanism 18 is connected with the inside of the homogenizing bin 1804, a third check valve 1809 is arranged on the water outlet pipeline 1808 of the dosing mechanism 18, water level monitors 1810 are arranged in the four groups of mixing bins 1803, and the water level monitors 1810 are used for monitoring the internal water level of the mixing bins 1803 and are of the type MIK-P260;
the fourth electromagnetic valve 1813, the third electromagnetic valve 1812, the second electromagnetic valve 1807, the water level monitor 1810, the third pressure gauge 13, the second pressure gauge 9, the first pressure gauge 5 and the first electromagnetic valve 19 are all electrically connected with the data collector 20, the data collector 20 is electrically connected with the PLC controller 21, and the PLC controller 21 is electrically connected with the display screen 22; the data collector 20 adopts a 34972A type, the data collector 20 processes received data signals and then sends the processed data signals to the PLC controller 21, and the PLC controller 21 displays the data on the display screen 22.
The working principle is as follows: in use, after the device is installed in a target water body, an operator needs to obtain basic physicochemical indexes of the water body and combine an oxygen transfer rate formula to determine a dissolved oxygen oxygenation target, pressure parameters are set on the air compression pump 3 and the pressure stabilizing water pump 7, and water flow enters the main pipeline 12 from the water inlet branch pipe 8 under the action of the pressure stabilizing water pump 7 so as to ensure constant water inlet; the air compression pump 3 pumps air through the air inlet pipe 1 according to preset constant air pressure, the air enters the main pipeline 12 through the air inlet branch pipe 4 and is fully contacted and mixed with water, and the first check valve 6 and the second check valve 10 play a role in preventing water and air from flowing back; the water inlet pipelines 1806 of the dosing mechanisms 18 are connected with the quick connectors 17 on the pipeline units 15, the four groups of storage bins 1802 of the dosing mechanisms 18 are filled with medicines in advance, the medicines are arranged according to the requirements of the types and the quantity of aquaculture at different depths on the medicines, the water inlet pipelines 1806 of the dosing mechanisms 18 are respectively connected with the four groups of mixing bins 1803 through four groups of branch pipelines 1805, the PLC controller 21 controls the second electromagnetic valves 1807 to be opened, so that water enters the mixing bins 1803, the water level monitor 1810 monitors the change of the water level, when the water quantity is met, the PLC controller 21 controls the second electromagnetic valves 1807 to be closed, the third electromagnetic valves 1812 are opened, so that the medicines enter the mixing bins 1803 to be mixed to reach the required concentration parameters, and then the third electromagnetic valves 1812 are closed; a motor for controlling the rotation of a stirrer 1811 in a mixing bin 1803 is started, the motor drives the stirrer 1811 in the mixing bin 1803 to rotate, the stirrer 1811 is in a long-time opening state, the aim is to fully mix medicines and water to obtain a target concentration, a PLC (programmable logic controller) 21 controls a fourth electromagnetic valve 1813 to open, a plurality of liquid medicines are mixed and enter a homogenizing bin 1804, and the motor is started to rotate the stirrer 1811 in the homogenizing bin 1804, so that the aim of homogenizing and mixing the medicines is fulfilled; the first electromagnetic valve 19 is opened, the mixed medicine flows out through the water outlet pipe 1808 of the dosing mechanism 18, and meanwhile, the water outlet pipe 1808 is provided with a third check valve 1809 to prevent backflow of water vapor; the device can add medicines for many times, and can control the outflow of effluent in different flow and flow rate forms according to the aquaculture species of different water layers through the electromagnetic valve; and the quick disconnect facilitates removal of the administration mechanism 18 and replacement of the medication within the administration mechanism 18 when the user is not using the device.
Claims (8)
1. The utility model provides a porous accuse pressure aeration of vertical layering and medication dosing device for aquaculture, includes intake pipe and inlet tube, its characterized in that: the intake pipe is connected with the air inlet of air compressor pump, the gas outlet of air compressor pump is connected with air intake branch, the inlet tube is connected with the water inlet of steady pressure water pump, steady pressure water pump's delivery port is connected with water intake branch, water intake branch's one end is connected with two interfaces of three way connection respectively with air intake branch's one end, another interface of three way connection is connected with the trunk line, the interval is installed multiunit bi-pass joint, multiunit on the trunk line the bi-pass joint divide into a plurality of pipeline units with the trunk line, every pipeline unit all is equipped with the pipeline outlet pipe, pipeline outlet pipe is connected with the inlet channel of offeing medicine mechanism through quick-operation joint, install first solenoid valve on the outlet conduit of offeing medicine mechanism.
2. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 1, wherein: and a first pressure gauge and a first check valve are installed on the air inlet branch pipe, and a second pressure gauge and a second check valve are installed on the water inlet branch pipe.
3. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 2, wherein: and a third pressure gauge is arranged on the main pipeline at intervals.
4. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 3, wherein: the dosing mechanism comprises a box body with a sealing cover, a plurality of groups of storage bins are symmetrically and fixedly mounted on two opposite side walls of the box body respectively, the plurality of groups of storage bins are connected with corresponding mixing bins through pipelines, the plurality of groups of mixing bins are fixedly mounted on the top end face of the homogenizing bin, the plurality of groups of mixing bins are connected with the homogenizing bin through pipelines, the homogenizing bin is fixedly connected with the inner bottom wall of the box body, a water outlet pipeline of the dosing mechanism is connected with the inside of the homogenizing bin, and a third check valve is mounted on the water outlet pipeline of the dosing mechanism.
5. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 4, wherein: the multiple groups of mixing bins are connected with a water inlet pipeline of the dosing mechanism through branch pipelines, second electromagnetic valves are installed on the multiple groups of branch pipelines, and water level monitors are installed inside the multiple groups of mixing bins.
6. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 4, wherein: the inside in homogenization storehouse and the multiunit mixes the storehouse all is installed the agitator, every the agitator is by its rotation of motor control.
7. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 5, wherein: a third electromagnetic valve is arranged on the pipeline between the plurality of groups of storage bins and the corresponding mixing bins; and a fourth electromagnetic valve is arranged on a pipeline between the multiple groups of mixing bins and the homogenizing bin.
8. The vertical layered porous pressure-controlled aeration and dosing device for aquaculture of claim 7, wherein: the fourth electromagnetic valve, the third electromagnetic valve, the second electromagnetic valve, the water level monitor, the third pressure gauge, the second pressure gauge, the first pressure gauge and the first electromagnetic valve are all electrically connected with the data collector, the data collector is electrically connected with the PLC, and the PLC is electrically connected with the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010517151.XA CN111657219A (en) | 2020-06-09 | 2020-06-09 | Vertical layered porous pressure-control aeration and dosing device for aquaculture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010517151.XA CN111657219A (en) | 2020-06-09 | 2020-06-09 | Vertical layered porous pressure-control aeration and dosing device for aquaculture |
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| CN111657219A true CN111657219A (en) | 2020-09-15 |
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| CN202010517151.XA Pending CN111657219A (en) | 2020-06-09 | 2020-06-09 | Vertical layered porous pressure-control aeration and dosing device for aquaculture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429025A (en) * | 2021-07-14 | 2021-09-24 | 东方电气集团东方锅炉股份有限公司 | Aeration device suitable for seawater method flue gas desulfurization aeration tank |
| CN114342858A (en) * | 2021-12-31 | 2022-04-15 | 北京爱生科技发展有限公司 | Drain pipe capable of being rapidly combined |
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| CN109912120A (en) * | 2019-03-01 | 2019-06-21 | 中节能兆盛环保有限公司 | A kind of movable type polluted river water home position strengthening prosthetic device |
| CN110174501A (en) * | 2019-05-16 | 2019-08-27 | 河海大学 | A kind of solution concentration speed matches device |
| CN110227631A (en) * | 2019-07-04 | 2019-09-13 | 河海大学 | A kind of porous pressure control aerator constructing water landscape |
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2020
- 2020-06-09 CN CN202010517151.XA patent/CN111657219A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109912120A (en) * | 2019-03-01 | 2019-06-21 | 中节能兆盛环保有限公司 | A kind of movable type polluted river water home position strengthening prosthetic device |
| CN110174501A (en) * | 2019-05-16 | 2019-08-27 | 河海大学 | A kind of solution concentration speed matches device |
| CN110227631A (en) * | 2019-07-04 | 2019-09-13 | 河海大学 | A kind of porous pressure control aerator constructing water landscape |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429025A (en) * | 2021-07-14 | 2021-09-24 | 东方电气集团东方锅炉股份有限公司 | Aeration device suitable for seawater method flue gas desulfurization aeration tank |
| CN113429025B (en) * | 2021-07-14 | 2022-09-20 | 东方电气集团东方锅炉股份有限公司 | Aeration method suitable for seawater flue gas desulfurization aeration tank |
| CN114342858A (en) * | 2021-12-31 | 2022-04-15 | 北京爱生科技发展有限公司 | Drain pipe capable of being rapidly combined |
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Application publication date: 20200915 |