CN111493002A - Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen - Google Patents
Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen Download PDFInfo
- Publication number
- CN111493002A CN111493002A CN202010198364.0A CN202010198364A CN111493002A CN 111493002 A CN111493002 A CN 111493002A CN 202010198364 A CN202010198364 A CN 202010198364A CN 111493002 A CN111493002 A CN 111493002A
- Authority
- CN
- China
- Prior art keywords
- probe
- chamber
- box body
- metabolic rate
- activity
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000001301 oxygen Substances 0.000 title claims abstract description 39
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 39
- 241000746812 Tachysurus vachellii Species 0.000 title claims abstract description 34
- 230000000694 effects Effects 0.000 title claims abstract description 24
- 230000037323 metabolic rate Effects 0.000 title claims abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 50
- 238000001514 detection method Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000605 extraction Methods 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 abstract description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 241000251468 Actinopterygii Species 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
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
- A01K61/10—Culture of aquatic animals of 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
- A01K63/003—Aquaria; Terraria
-
- 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
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
-
- 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
-
- 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)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A device for measuring the activity and the metabolic rate of pelteobagrus vachelli under low oxygen is used for measuring the activity and the metabolic rate of the pelteobagrus vachelli under low oxygen. The device comprises a box body, wherein a box cover is arranged at the top of the box body, a base is arranged at the side of the box body, a partition plate is arranged in the box body, the partition plate divides the inner cavity of the box body into a mixing chamber, a standing chamber and a detection chamber, and a communicating pipe is arranged on the box cover; the nitrogen barrel is arranged on the base, and an air pipe is arranged between the nitrogen barrel and the mixing chamber; the extraction mechanism is used for extracting the water in the mixing chamber into the standing chamber; the probes on the three dissolved oxygen meters are respectively a first probe, a second probe and a third probe, the first probe and the second probe are arranged in the standing chamber, and the third probe is arranged in the detection chamber; the driving mechanism is used for driving the third probe to move up, down, left and right; and the circulating mechanism is used for transferring the water in the detection chamber into the mixing chamber. The invention can determine the activity and metabolic rate of the pelteobagrus vachelli under low oxygen.
Description
Technical Field
The invention relates to the technical field of pelteobagrus vachelli feeding research, in particular to a device for determining the activity and metabolic rate of pelteobagrus vachelli under low oxygen.
Background
The living environment of fish is increasingly poor due to the change of natural environment and the damage of human beings to the nature. Especially global warming, results in reduced dissolved oxygen in water. The pelteobagrus vachelli is a favorite fish, and the research on hypoxia tolerance of the pelteobagrus vachelli plays an important role in the growth and survival of the pelteobagrus vachelli. Therefore, a device for measuring the activity and the metabolic rate of the pelteobagrus vachelli under low oxygen is urgently needed, and the device is used for measuring the activity and the metabolic rate of the pelteobagrus vachelli under low oxygen.
Disclosure of Invention
The invention aims to provide a device for determining the activity and the metabolic rate of pelteobagrus vachelli under low oxygen, which is used for determining the activity and the metabolic rate of the pelteobagrus vachelli under low oxygen.
The technical scheme adopted by the invention for solving the technical problems is as follows: a device for measuring the activity and metabolic rate of pelteobagrus vachelli under low oxygen is characterized by comprising:
the device comprises a box body, a box cover is arranged at the top of the box body, a base is arranged below the box body, the base is fixedly connected with the box body, a baffle plate is arranged in the box body in a left-right mode, the baffle plate divides an inner cavity of the box body into a mixing chamber, a standing chamber and a detection chamber which are sequentially arranged from left to right, and a communicating pipe communicated with the mixing chamber, the standing chamber and the detection chamber is arranged on the box cover; the lower part of the left clapboard is provided with a first one-way valve, and the lower part of the right clapboard is provided with a second one-way valve;
the nitrogen barrel is arranged on the base, and an air pipe is arranged between the nitrogen barrel and the mixing chamber;
the extraction mechanism is used for extracting the water in the mixing chamber into the standing chamber;
the three dissolved oxygen meters are respectively provided with a first probe, a second probe and a third probe, the first probe and the second probe are arranged in the standing chamber, and the third probe is arranged in the detection chamber;
the driving mechanism is used for driving the third probe to move up, down, left and right;
and the circulating mechanism is used for transferring the water in the detection chamber into the mixing chamber.
Furthermore, the box body is of a cuboid structure, and a notch is formed in the bottom of the left end of the box body; the top of the left end of the base is provided with a protrusion, and the box body and the base form a complete cuboid structure when the protrusion is arranged in the notch.
Furthermore, a support rod is arranged between the base and the box body.
Furthermore, the drawing mechanism comprises a piston arranged in the standing chamber, a motor fixed on the upper part of the inner cavity of the standing chamber, a crank fixed on the output end of the motor and a connecting rod arranged between the crank and the piston.
Furthermore, the top of the piston is provided with an ear plate which is hinged with the connecting rod.
Further, the first probe is fixed on the piston, and the lower end of the first probe is arranged below the piston.
Further, actuating mechanism is including rotating the runner of installing in the detection chamber, fixing the dwang on the runner, with dwang sliding connection's slider, through pivot and slider rotation be connected the movable rod, set up the guide rail on the detection chamber inner wall, be equipped with rectangular track groove on the preceding lateral wall of guide rail, the third probe is fixed in the bottom of movable rod, is equipped with the guide bar on movable rod upper portion, the track inslot is arranged in to the upper end of guide bar.
Furthermore, a linear sliding groove is formed in the rotating rod, and the sliding block is slidably mounted in the sliding groove.
Further, circulation mechanism is including setting up the water pump on the base, setting up inlet tube and the drain pipe on the water pump, and the inlet tube stretches into the detection room bottom, and the drain pipe stretches into the mixing chamber bottom.
Further, a filter is arranged at the tail end of the drain pipe.
The invention has the beneficial effects that: the device for determining the activity and the metabolic rate of the pelteobagrus vachelli under low oxygen provided by the invention can adjust the dissolved oxygen in water, can transfer the water to a detection chamber after standing, and can detect the dissolved oxygen in the water in the detection chamber after the pelteobagrus vachelli lives for a period of time so as to know the metabolic rate of the pelteobagrus vachelli. The activity of the pelteobagrus vachelli can be known by observing the living state of the pelteobagrus vachelli.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a rear view of the drive mechanism;
in the figure: 1 box body, 11 box covers, 12 communicating pipes, 2 bases, 21 supporting rods, 3 clapboards, 31 mixing chambers, 32 standing chambers, 33 detection chambers, 34 first check valves, 35 first check valves, 4 nitrogen barrels, 41 air pipes, 5 pistons, 51 ear plates, 52 connecting rods, 53 cranks, 54 motors, 6 dissolved oxygen meters, 61 first probes, 62 second probes, 63 third probes, 7 guide rails, 71 track grooves, 8 rotating wheels, 81 rotating rods, 811 sliding grooves, 82 movable rods, 83 sliders, 84 rotating shafts, 85 guide rods, 9 water pumps, 91 water inlet pipes, 92 water outlet pipes and 93 filters.
Detailed Description
As shown in fig. 1 to 3, the present invention mainly includes a box body 1, a box cover 11, a base 2, a partition plate 3, an oxygen dissolving instrument 6, a first probe 61, a second probe 62, a third probe 63, an extraction mechanism, a driving mechanism and a circulation mechanism, and the present invention will be described in detail with reference to the drawings.
As shown in fig. 1 and 2, the box body 1 is a rectangular structure, the left end of the bottom of the box body is provided with a square notch, the top of the box body is open and is of a hollow structure, the top of the box body is provided with a box cover 11, and the box cover is arranged to seal the box body. Three communicating pipes 12 which are sequentially arranged from left to right are arranged on the box cover, a base 2 is arranged below the box body, a bulge corresponding to the notch on the box body is arranged at the top of the left end of the base, and when the bulge is arranged in the notch, the base and the box body form a complete cuboid structure. A plurality of support rods 21 are arranged between the base and the box body, so that auxiliary support between the box body and the base is realized.
The inner side of the box body is provided with two clapboards 3 which are sequentially arranged from left to right, the inner cavity of the box body is divided into a mixing chamber 31, a standing chamber 32 and a detection chamber 3 which are sequentially arranged from left to right by the clapboards, the lower part of the clapboard at the left side is provided with a first one-way valve 34, the lower part of the clapboard at the right side is provided with a second one-way valve 35, and under the action of the first one-way valve, liquid can only enter the standing chamber from the mixing chamber; under the action of the second one-way valve, liquid can only enter the detection chamber from the standing chamber.
Be equipped with nitrogen gas bucket 4 between the left end of bottom half and the left end at base top, be equipped with trachea 41 on the nitrogen gas bucket, be equipped with the air pump on the nitrogen gas bucket, the air pump is used for spouting the nitrogen gas in the nitrogen gas bucket to the mixing chamber through the trachea.
The piston 5 is arranged in the standing chamber, the piston is in contact with the inner wall of the standing chamber, the top of the piston is provided with an ear plate 51, the upper part of the inner cavity of the standing chamber is provided with a motor 54, the output end of the motor is provided with a crank 53, a connecting rod 52 is arranged between the crank and the ear plate, and the motor can drive the piston to reciprocate up and down through the crank and the connecting rod when working. The motor, the crank, the connecting rod and the piston form an extraction mechanism, and water in the mixing chamber can be extracted into the standing chamber when the extraction mechanism works. When the piston is at the lowest point, the piston blocks the outlet of the first one-way valve and the inlet of the second one-way valve.
Two dissolved oxygen meters 6 are arranged in the standing chamber, a first probe 61 and a second probe 62 are respectively arranged on the two dissolved oxygen meters, wherein the first probe is fixed on the piston, and the bottom of the first probe is arranged on one section of the lower surface of the piston. The second probe is fixed on the side wall of the standing chamber and extends into the standing chamber. Thus, the first probe is located to the left of the second probe.
The detection chamber is provided with an oxygen dissolving instrument, the oxygen dissolving instrument is provided with a third probe 3, and the third probe is arranged in the detection chamber. The driving mechanism for driving the third probe to move up, down, left and right is arranged in the detection chamber, as shown in fig. 3, the driving mechanism comprises a rotating wheel 8 rotatably installed in the detection chamber, a rotating rod 81 fixed on the rotating wheel, a sliding block 83 connected with the rotating rod in a sliding manner, a movable rod 82 connected with the sliding block through a rotating shaft 84, and a guide rail 7 arranged on the inner wall of the detection chamber, the guide rail is of a rectangular structure, a rectangular rail groove 71 is arranged on the front side wall of the guide rail, and the corners of the rail groove are subjected to fillet processing. The rotating rod is provided with a linear sliding groove 811, the sliding block is slidably mounted in the sliding groove, and the rotating shaft is fixedly connected with the movable rod and is rotatably connected with the sliding block. The third probe is fixed at the bottom of the movable rod, a guide rod 85 is arranged on the rear side wall of the upper part of the movable rod, the first end of the guide rod is fixedly connected with the movable rod, and the second end of the guide rod is arranged in the track groove. The rotating wheel is driven by the motor to rotate, when the rotating wheel rotates, the rotating rod can be driven to rotate, the movable rod is further driven to move along the track groove, and the moving track of the movable rod is rectangular.
Be equipped with water pump 9 between base and box, be equipped with inlet tube 91 on the water pump, the first end and the water pump of inlet tube are connected, and the second end of inlet tube stretches into the bottom of detecting the room. The water pump is further provided with a drain pipe 92, a first end of the drain pipe is connected with the water pump, a second end of the drain pipe extends into the bottom of the mixing chamber, and a filter 93 is arranged at a second end of the drain pipe and can filter fish feces entering the mixing chamber. The water pump, the water inlet pipe and the water discharge pipe form a circulating mechanism, and water in the detection chamber is transferred into the mixing chamber through the circulating mechanism.
During the use, add water in the mixing chamber to pour into nitrogen gas into, adjust the indoor aquatic dissolved oxygen volume of mixing, then shift up through extraction mechanism drive piston, and then extract the water in the mixing chamber to the standing chamber in, after a period of time of standing in the standing chamber, through first, the indoor aquatic dissolved oxygen volume that stews is detected to the second probe, and then be convenient for compare the data of first, the detection of second probe, when the difference between them is less, can think that the detection data is accurate. When the difference between the two is large, the detection data is inaccurate, and the dissolved oxygen in the standing chamber is not balanced.
When the piston is pushed to move downwards, water in the standing chamber can be pushed into the detection chamber through the second one-way valve, pelteobagrus vachelli is put in the detection chamber, and then the living state of the pelteobagrus vachelli can be shot through the camera so as to record the activity of the pelteobagrus vachelli. After a period of time, the third probe can be driven by the driving mechanism to move up, down, left and right in the detection chamber, and then dissolved oxygen detection is carried out at four points of up, down, left and right. And averaging the data of the four detections to obtain the indoor dissolved oxygen value. The difference value of the detection data of the first probe and the third probe can be used for calculating the metabolic rate of the pelteobagrus vachelli.
Claims (10)
1. A device for measuring the activity and metabolic rate of pelteobagrus vachelli under low oxygen is characterized by comprising:
the device comprises a box body, a box cover is arranged at the top of the box body, a base is arranged below the box body, the base is fixedly connected with the box body, a baffle plate is arranged in the box body in a left-right mode, the baffle plate divides an inner cavity of the box body into a mixing chamber, a standing chamber and a detection chamber which are sequentially arranged from left to right, and a communicating pipe communicated with the mixing chamber, the standing chamber and the detection chamber is arranged on the box cover; the lower part of the left clapboard is provided with a first one-way valve, and the lower part of the right clapboard is provided with a second one-way valve;
the nitrogen barrel is arranged on the base, and an air pipe is arranged between the nitrogen barrel and the mixing chamber;
the extraction mechanism is used for extracting the water in the mixing chamber into the standing chamber;
the three dissolved oxygen meters are respectively provided with a first probe, a second probe and a third probe, the first probe and the second probe are arranged in the standing chamber, and the third probe is arranged in the detection chamber;
the driving mechanism is used for driving the third probe to move up, down, left and right;
and the circulating mechanism is used for transferring the water in the detection chamber into the mixing chamber.
2. The device for measuring the activity and the metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 1, which is characterized in that the box body is of a cuboid structure, and a notch is arranged at the bottom of the left end of the box body; the top of the left end of the base is provided with a protrusion, and the box body and the base form a complete cuboid structure when the protrusion is arranged in the notch.
3. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under low oxygen according to claim 1, wherein a support rod is arranged between the base and the box body.
4. The device for measuring the activity and the metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 1, wherein the extraction mechanism comprises a piston arranged in the standing chamber, a motor fixed on the upper part of an inner cavity of the standing chamber, a crank fixed at the output end of the motor and a connecting rod arranged between the crank and the piston.
5. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 4, wherein an ear plate is arranged at the top of the piston and is hinged with the connecting rod.
6. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 4, wherein the first probe is fixed on the piston, and the lower end of the first probe is arranged below the piston.
7. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under low oxygen according to claim 1, wherein the driving mechanism comprises a rotating wheel rotatably mounted in the detection chamber, a rotating rod fixed on the rotating wheel, a sliding block slidably connected with the rotating rod, a movable rod rotatably connected with the sliding block through the rotating shaft, and a guide rail arranged on the inner wall of the detection chamber, a rectangular rail groove is arranged on the front side wall of the guide rail, the third probe is fixed at the bottom of the movable rod, a guide rod is arranged at the upper part of the movable rod, and the upper end of the guide rod is arranged in the rail groove.
8. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under low oxygen according to claim 7, wherein a linear chute is arranged on the rotating rod, and the sliding block is slidably arranged in the chute.
9. The device for measuring the activity and the metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 1, wherein the circulating mechanism comprises a water pump arranged on the base, a water inlet pipe and a water outlet pipe arranged on the water pump, the water inlet pipe extends into the bottom of the detection chamber, and the water outlet pipe extends into the bottom of the mixing chamber.
10. The device for measuring the activity and metabolic rate of the pelteobagrus vachelli under the low oxygen according to claim 9, wherein a filter is arranged at the tail end of the drainage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010198364.0A CN111493002A (en) | 2020-03-19 | 2020-03-19 | Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010198364.0A CN111493002A (en) | 2020-03-19 | 2020-03-19 | Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111493002A true CN111493002A (en) | 2020-08-07 |
Family
ID=71848172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010198364.0A Pending CN111493002A (en) | 2020-03-19 | 2020-03-19 | Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111493002A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175760A (en) * | 2011-01-07 | 2011-09-07 | 中国人民解放军装甲兵工程学院 | Metal magnetic memory signal acquisition device for R-angle position of waste crankshaft before remanufacturing |
| CN206649360U (en) * | 2017-02-21 | 2017-11-17 | 喃嵘水产(上海)有限公司 | Aerator intelligent monitor system |
| CN107667957A (en) * | 2017-11-08 | 2018-02-09 | 重庆师范大学 | A kind of fish resting metabolic measure device of variable-volume |
| CN107691305A (en) * | 2017-11-08 | 2018-02-16 | 重庆师范大学 | It is a kind of to be used for the experimental rig of fish activity and metabolic rate measure under hypoxemia |
| CN109644928A (en) * | 2019-01-24 | 2019-04-19 | 中国水产科学研究院南海水产研究所 | A kind of intermittent anoxia experimental facility of aquatic animal and its control method |
| CN110710481A (en) * | 2019-12-03 | 2020-01-21 | 江苏省海洋水产研究所 | Method for selecting seeds of palaemon carinicauda with low oxygen resistance |
-
2020
- 2020-03-19 CN CN202010198364.0A patent/CN111493002A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175760A (en) * | 2011-01-07 | 2011-09-07 | 中国人民解放军装甲兵工程学院 | Metal magnetic memory signal acquisition device for R-angle position of waste crankshaft before remanufacturing |
| CN206649360U (en) * | 2017-02-21 | 2017-11-17 | 喃嵘水产(上海)有限公司 | Aerator intelligent monitor system |
| CN107667957A (en) * | 2017-11-08 | 2018-02-09 | 重庆师范大学 | A kind of fish resting metabolic measure device of variable-volume |
| CN107691305A (en) * | 2017-11-08 | 2018-02-16 | 重庆师范大学 | It is a kind of to be used for the experimental rig of fish activity and metabolic rate measure under hypoxemia |
| CN109644928A (en) * | 2019-01-24 | 2019-04-19 | 中国水产科学研究院南海水产研究所 | A kind of intermittent anoxia experimental facility of aquatic animal and its control method |
| CN110710481A (en) * | 2019-12-03 | 2020-01-21 | 江苏省海洋水产研究所 | Method for selecting seeds of palaemon carinicauda with low oxygen resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109406216B (en) | Soil solution sampling device and sampling method | |
| CN113514282B (en) | Industrial water quality automatic monitoring data acquisition device | |
| CN209327049U (en) | A kind of more depth water body sampling devices | |
| CN109839484A (en) | A kind of environmental detection set and method | |
| CN112649247A (en) | Automatic river and lake sediment sampling device and method | |
| CN111493002A (en) | Device for measuring activity and metabolic rate of pelteobagrus vachelli under low oxygen | |
| CN111257058B (en) | Sewage analysis and examination system for supervision | |
| CN111189989A (en) | Simple water quality detection equipment device and use method | |
| CN112415167A (en) | Device for detecting heavy metal in water and working method thereof | |
| CN218994824U (en) | Livestock product sampling detection device | |
| CN216695732U (en) | Based on groundwater detection test is with layering sampling device | |
| CN206930483U (en) | Environment monitoring Sewage Sampler | |
| CN216156314U (en) | Road compactness test detection device | |
| CN112611607A (en) | Sampler for liquid detection | |
| CN219590016U (en) | Sampling detection mechanism after ship ballast water treatment | |
| CN112881097A (en) | Collection barrel for collecting accurate multilayer water samples | |
| CN117571969B (en) | Automatic soil humidity detection equipment for agriculture | |
| CN214843216U (en) | Network hydrology information acquisition device | |
| CN220751719U (en) | Water quality sampling and detecting device for large water surface ecological fishery | |
| CN221124544U (en) | Positionable water pollution detection device | |
| CN219142798U (en) | Sewage discharge environment monitoring equipment | |
| CN221038195U (en) | Water sample collection device | |
| CN218766190U (en) | Surface water quality testing sampling machine with adjustable depth | |
| CN219251733U (en) | Automatic change large capacity full-scale degasification system | |
| CN215504730U (en) | Examination device for collecting exfoliated cells during operation |
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 |