CN112649246A - Water resource detects with sampling device that draws water - Google Patents
Water resource detects with sampling device that draws water Download PDFInfo
- Publication number
- CN112649246A CN112649246A CN202110003136.8A CN202110003136A CN112649246A CN 112649246 A CN112649246 A CN 112649246A CN 202110003136 A CN202110003136 A CN 202110003136A CN 112649246 A CN112649246 A CN 112649246A
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- water
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- sampling device
- cylinder body
- filter box
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 150
- 238000005070 sampling Methods 0.000 title claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000005086 pumping Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 241000220317 Rosa Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention is suitable for the technical field of water resource detection, and provides a water pumping and sampling device for water resource detection, which comprises a base; the top of the filter box is detachably and hermetically connected with an end cover, a filter plate is arranged in the filter box, and the bottom of the filter box is connected with a water taking pipe and communicated with the top of the cylinder body through a water inlet pipe; a piston is arranged in the cylinder body, the top of the cylinder body is connected with a drain pipe, and the tail end of the drain pipe extends into the water taking tank; the water inlet pipe and the water outlet pipe are both provided with one-way valves; a sealing chamber is arranged in the filter box, a worm wheel is rotatably arranged in the sealing chamber, the worm wheel is coaxially and fixedly connected with a scraper, and the scraper is attached to the filter plate; a worm shaft is rotationally arranged in the base, and one end of the worm shaft is arranged in the sealing chamber and meshed with the worm wheel; the bottom of the piston is connected with a threaded rod, and one end of the threaded rod is arranged in the base and is sleeved in the threaded sleeve in a rotating mode; the thread sleeve is driven by the motor to rotate and drives the worm shaft to rotate through a transmission mechanism between the thread sleeve and the worm shaft; the invention can filter the sampling water body and avoid blockage.
Description
Technical Field
The invention belongs to the technical field of water resource detection, and particularly relates to a water pumping and sampling device for water resource detection.
Background
Water resources are water sources that are available or may be used, and are of sufficient quantity and suitable quality to meet the specific utilization requirements of a certain place over a period of time; in present hydraulic engineering, the protection of water resource is also an extremely important aspect, and the protection of water resource, what should do first is to carry out preliminary detection to the water resource, has become an important link from this sample.
The patent with the Chinese patent grant publication No. CN108168952B discloses a water pumping and sampling device for water resource detection, which comprises a cylinder body, a water taking tank, a lifting mechanism, a piston, a hose and a hard pipe; the cylinder body is provided with a lifting mechanism, the cylinder body is internally provided with a piston, and the top of the piston is connected with the lifting mechanism; the bottom of the cylinder body is connected with a hose and a hard pipe, and the tail end of the hard pipe extends into the water taking tank; the piston is driven to move up and down through the lifting mechanism, when the piston moves downwards, the piston discharges air in the cylinder body through the hard pipe, when the piston moves upwards, the pressure in the cylinder body is reduced, water in the water body enters the cylinder body through the hose, and when the piston moves downwards again, the piston discharges the water in the cylinder body into the water taking tank through the hard pipe so as to realize water pumping and sampling; this patent is when drawing water the sample, impurity such as pasture and water in the water is very easily inhaled the cylinder body and is caused the pipeline jam, influences normally drawing water to impurity such as pasture and water inhaled in the cylinder body is difficult to be clear away.
Disclosure of Invention
The embodiment of the invention aims to provide a water pumping and sampling device for water resource detection, and aims to solve the problems in the background technology.
To achieve the above object, the embodiment of the present invention is implemented as follows:
the utility model provides a water resource detects uses pumping sampling device, water resource detects uses pumping sampling device includes:
the base is fixedly provided with a filter box, a cylinder body and a water taking box;
the top of the filter box is detachably and hermetically connected with an end cover, a filter plate is arranged in the filter box, and the bottom of the filter box is connected with a water taking pipe and communicated with the top of the cylinder body through a water inlet pipe;
the piston is arranged in the cylinder body, the top of the cylinder body is connected with a drain pipe, and the tail end of the drain pipe extends into the water taking tank;
wherein, the water inlet pipe and the water outlet pipe are both provided with one-way valves; a sealing chamber is arranged in the filter box, a worm wheel is rotatably arranged in the sealing chamber, the worm wheel is coaxially and fixedly connected with a scraper, and the scraper is attached to the filtering surface of the filter plate; a worm shaft is rotationally arranged in the base, and one end of the worm shaft is arranged in the sealing chamber and meshed with the worm wheel; the bottom of the piston is fixedly connected with a threaded rod, and one end of the threaded rod is arranged in the base and is screwed in the threaded sleeve; the threaded sleeve is driven to rotate by a motor fixed in the base; and a transmission mechanism is arranged between the worm shaft and the thread bush, and when the thread bush rotates, the transmission mechanism can drive the worm shaft to rotate.
In a preferred embodiment of the invention, a stirring shaft is rotatably arranged in the water taking tank, and a plurality of stirring rods are arranged on the stirring shaft; the stirring shaft bottom end is arranged in the base and connected with the worm shaft and the transmission mechanism between the thread sleeves, and is used for stirring the sampling water body.
In a preferred embodiment of the invention, the transmission mechanism comprises a transmission wheel and a transmission belt; the transmission wheel is respectively and fixedly connected with the worm shaft, the thread bush and the stirring barrel in a coaxial mode, and the transmission wheels are in transmission through the transmission belt.
In a preferred embodiment of the invention, the end cover and the filter box are connected in a threaded connection mode and are sealed through a first sealing ring; and rotating handles are arranged on two sides of the end cover.
In a preferred embodiment of the present invention, the piston is provided with at least one sealing groove, a second sealing ring is sleeved in the sealing groove, and the second sealing ring is attached to the inner wall of the cylinder body.
In a preferred embodiment of the invention, a pipe winding roller is rotatably arranged on the base, and the water taking pipe is wound on the pipe winding roller.
In a preferred embodiment of the present invention, a battery pack is fixedly installed in the base, and the battery pack is electrically connected to the motor to provide power for the operation of the motor.
In a preferred embodiment of the invention, the base is provided with a control switch for controlling the motor to work on one side.
In a preferred embodiment of the invention, the bottom of the base is fixedly provided with a moving wheel which is convenient for moving the water pumping and sampling device for water resource detection; and a push rod is fixedly arranged on one side of the base, which is far away from the water taking pipe.
The embodiment of the invention provides a water pumping and sampling device for water resource detection, which has the following beneficial effects: the piston can be driven to reciprocate up and down in the cylinder body through the motor, the threaded sleeve and the threaded rod, water is pumped by utilizing the change of the pressure intensity in the cylinder body, and the water pumping mode is simple and convenient; when water is pumped, the filter plate can filter the sampling water body, so that impurities in the sampling water body can be prevented from entering the cylinder body to cause pipeline blockage, and normal water pumping is influenced; when water is pumped, the transmission mechanism, the worm shaft and the worm wheel can drive the scraper to rotate, and the scraper can scrape impurities attached to the filter plate, so that the filtering effect is improved; after the pumping and sampling are finished, the end cover connected with the filter box can be detached, so that the impurities in the filter box can be cleaned conveniently.
Drawings
Fig. 1 is a schematic structural diagram of a water pumping and sampling device for water resource detection according to an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of connection of a worm shaft, a worm wheel and a scraper in the water pumping and sampling device for water resource detection according to the embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of an end cap of a water pumping and sampling device for water resource detection according to an embodiment of the present invention;
fig. 4 is a schematic three-dimensional structure diagram of a piston in a water pumping and sampling device for water resource detection according to an embodiment of the present invention.
In the drawings: 1. a base; 2. a water intake pipe; 3. a filter box; 4. an end cap; 401. turning a handle; 402. a first seal ring; 5. a filter plate; 6. a squeegee; 7. a sealed chamber; 8. a worm shaft; 9. a worm gear; 10. a water inlet pipe; 11. a cylinder body; 12. a piston; 13. a drain pipe; 14. taking a water tank; 141. a water outlet; 15. a motor; 16. a threaded sleeve; 17. a threaded rod; 18. a driving wheel; 19. a transmission belt; 20. a stirring shaft; 201. a stirring rod; 21. a pipe winding roller; 22. a one-way valve; 23. a second seal ring; 24. a battery pack; 25. a control switch; 26. a push rod; 27. the wheel is moved.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a schematic structural diagram of a water pumping and sampling device for water resource detection according to an embodiment of the present invention includes:
the water taking device comprises a base 1, a filter box 3, a cylinder body 11 and a water taking tank 14 are fixedly arranged on the base 1;
the top of the filter box 3 is detachably connected with an end cover 4 in a sealing way, a filter plate 5 is arranged in the filter box, and the bottom of the filter box is connected with a water taking pipe 2 and is communicated with the top of the cylinder body 11 through a water inlet pipe 10;
the cylinder body 11 is internally provided with a piston 12, the top of the cylinder body is connected with a drain pipe 13, and the tail end of the drain pipe 13 extends into the water taking tank 14;
wherein, the water inlet pipe 10 and the water outlet pipe 13 are both provided with one-way valves 22; a sealing chamber 7 is arranged in the filter box 3, a worm wheel 9 is rotatably arranged in the sealing chamber 7, the worm wheel 9 is coaxially and fixedly connected with a scraper 6, and the scraper 6 is attached to the filtering surface of the filter plate 5; as shown in fig. 1 and 2, a worm shaft 8 is rotatably disposed in the base 1, and one end of the worm shaft 8 is disposed in the sealed chamber 7 and meshed with the worm wheel 9; the bottom of the piston 12 is fixedly connected with a threaded rod 17, and one end of the threaded rod 17 is arranged in the base 1 and is screwed in a threaded sleeve 16; the threaded sleeve 16 is driven to rotate by a motor 15 fixed in the base 1; a transmission mechanism is arranged between the worm shaft 8 and the thread bush 16, and when the thread bush 16 rotates, the transmission mechanism can drive the worm shaft 8 to rotate.
In the embodiment of the invention, the water intake pipe 2 is extended into a sampling water body, the motor 15 is started, the motor 15 can adopt a servo motor 15 and can rotate forward and backward, the motor 15 drives the threaded sleeve 16 to rotate, so that the threaded rod 17 is driven to move up and down in the threaded sleeve 16, and the piston 12 is driven to move up and down in a reciprocating manner; when the piston 12 moves downwards, the pressure between the top of the piston 12 and the top of the cylinder 11 is reduced, so that the sampled water can be pumped into the space between the top of the piston 12 and the top of the cylinder 11 through the water inlet pipe 10, the filter box 3 and the water intake pipe 2; when the piston 12 moves upwards, the piston 12 presses the space between the top of the piston 12 and the top of the cylinder 11 into the water taking tank 14 through the drain pipe 13 to finish water pumping and sampling; the water inlet pipe 10 and the water outlet pipe 13 are provided with one-way valves 22, and the one-way valves 22 can prevent the backflow of the sample water in the up-and-down movement process of the piston 12; a water outlet 141 is arranged on the water taking tank 14, and water in the water taking tank 14 can be taken out through the water outlet 141; when water pumping and sampling are carried out, the filter plate 5 can filter a sampling water body, so that impurities in the sampling water body are prevented from entering the cylinder body 11 to cause pipeline blockage, normal water pumping is prevented from being influenced, meanwhile, the worm shaft 8 is driven to rotate through the transmission mechanism when the threaded sleeve 16 rotates, so that the worm wheel 9 is driven to rotate, the scraper 6 can clean the impurities attached to the filter plate 5, and the filtering effect of the filter plate 5 on the sampling water body is improved; after the pumping and sampling are completed, the end cover 4 can be detached, and impurities in the filter box 3 can be cleaned.
As shown in fig. 1, as a preferred embodiment of the present invention, a stirring shaft 20 is rotatably disposed inside the water taking tank 14, and a plurality of stirring rods 201 are disposed on the stirring shaft 20; the bottom end of the stirring shaft 20 is arranged in the base 1 and is connected with a transmission mechanism between the worm shaft 8 and the threaded sleeve 16, and the transmission mechanism can adopt a belt transmission mechanism or a chain transmission mechanism and comprises a transmission wheel 18 and a transmission belt 19; the transmission wheel 18 is respectively and fixedly connected with the worm shaft 8, the thread bush 16 and the stirring barrel in a coaxial manner, and the transmission wheel 18 is transmitted through the transmission belt 19; when the motor 15 drives the threaded sleeve 16 to rotate, the worm shaft 8 and the stirring shaft 20 can be driven to rotate simultaneously through the driving wheel 18 and the driving belt 19; the worm shaft 8 can drive the worm to rotate by rotating, and further drive the scraper 6 to rotate; get and add the testing reagent in the water tank 14 and can detect the sample water, (mixing) shaft 20 rotates and can be right the sample water in the water tank 14 stirs, avoids the sample water to deposit and influences water detection effect to can accelerate the reaction rate between detect reagent and the sample water, thereby accelerate reaction time, improve detection efficiency.
As shown in fig. 1 and 3, as another preferred embodiment of the present invention, the end cap 4 and the filter tank 3 are connected by a screw connection and sealed by a first sealing ring 402; the two sides of the end cover 4 are provided with rotating handles 401; when taking a sample to the water, end cover 4 is in 3 tops of rose box are screwed, and the sample back that finishes, the accessible change 401 and open end cover 4, the personnel of being convenient for sample are right the inside impurity of rose box 3 clears up.
As shown in fig. 4, as another preferred embodiment of the present invention, two sealing grooves are formed on the piston 12, a second sealing ring 23 is sleeved in the sealing groove, and the second sealing ring 23 is attached to the inner wall of the cylinder 11, so that the sealing property between the piston 12 and the inner wall of the cylinder 11 can be increased, and the sample water is prevented from leaking from between the piston 12 and the inner wall of the cylinder 11.
As shown in fig. 1, as another preferred embodiment of the present invention, a pipe winding roller 21 is rotatably disposed on the base 1, and when water pumping and sampling are not required, the water intake pipe 2 is wound on the pipe winding roller 21; when water pumping and sampling are needed, a sampling person can take the water intake pipe 2 off the pipe winding roller 21; the pipe winding roller 21 can facilitate the arrangement of the water taking pipe 2 by a sampling person.
As another preferred embodiment of the present invention, a battery pack 24 is fixedly installed in the base 1, and the battery pack 24 is electrically connected to the motor 15 to provide power for the operation of the motor 15; the storage battery pack 24 can adopt a lithium ion battery or a lead-acid battery, and is provided with a charging port for charging; one side of the base 1 is provided with a control switch 25 used for controlling the work of the motor 15, and the motor 15 can be conveniently controlled by a sampling person through the control switch 25 to be started and closed.
As another preferred embodiment of the present invention, a moving wheel 27 for moving the water resource detecting pumping and sampling device is fixedly installed at the bottom of the base 1; the moving wheels 27 can be universal wheels or four rolling wheels, and are respectively and fixedly arranged at four corners of the bottom of the base 1; one side of the base 1 far away from the water intake pipe 2 is fixedly provided with a push rod 26, and the water pumping sampling detection device can be conveniently pushed to move through the push rod 26 and the moving wheel 27.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a water resource detects with sampling device that draws water, its characterized in that, water resource detects with sampling device that draws water includes:
the base is fixedly provided with a filter box, a cylinder body and a water taking box;
the top of the filter box is detachably and hermetically connected with an end cover, a filter plate is arranged in the filter box, and the bottom of the filter box is connected with a water taking pipe and communicated with the top of the cylinder body through a water inlet pipe;
the piston is arranged in the cylinder body, the top of the cylinder body is connected with a drain pipe, and the tail end of the drain pipe extends into the water taking tank;
wherein, the water inlet pipe and the water outlet pipe are both provided with one-way valves; a sealing chamber is arranged in the filter box, a worm wheel is rotatably arranged in the sealing chamber, the worm wheel is coaxially and fixedly connected with a scraper, and the scraper is attached to the filtering surface of the filter plate; a worm shaft is rotationally arranged in the base, and one end of the worm shaft is arranged in the sealing chamber and meshed with the worm wheel; the bottom of the piston is fixedly connected with a threaded rod, and one end of the threaded rod is arranged in the base and is screwed in the threaded sleeve; the threaded sleeve is driven to rotate by a motor fixed in the base; and a transmission mechanism is arranged between the worm shaft and the thread bush, and when the thread bush rotates, the transmission mechanism can drive the worm shaft to rotate.
2. The water pumping and sampling device for water resource detection according to claim 1, wherein a stirring shaft is rotatably arranged inside the water taking tank, and a plurality of stirring rods are arranged on the stirring shaft; the stirring shaft bottom end is arranged in the base and connected with the worm shaft and the transmission mechanism between the thread sleeves, and is used for stirring the sampling water body.
3. The water sampling device for testing water resources of claim 2, wherein the transmission mechanism comprises a transmission wheel and a transmission belt; the transmission wheel is respectively and fixedly connected with the worm shaft, the thread bush and the stirring barrel in a coaxial mode, and the transmission wheels are in transmission through the transmission belt.
4. The water pumping and sampling device for water resource detection according to claim 1, wherein the end cap and the filter box are connected by a threaded connection and sealed by a first sealing ring; and rotating handles are arranged on two sides of the end cover.
5. The water pumping and sampling device for water resource detection according to claim 1, wherein the piston is provided with at least one sealing groove, a second sealing ring is sleeved in the sealing groove, and the second sealing ring is attached to the inner wall of the cylinder body.
6. The water sampling device as claimed in claim 1, wherein a tube winding roller is rotatably disposed on the base, and the water intake tube is wound around the tube winding roller.
7. The water pumping and sampling device for water resource detection according to claim 1, wherein a storage battery pack is fixedly installed in the base, and the storage battery pack is electrically connected with the motor to provide power for the operation of the motor.
8. The water sampling device for water resource detection according to claim 1 or 7, wherein a control switch for controlling the operation of the motor is provided on one side of the base.
9. The water sampling device for water resource detection according to claim 1, wherein a moving wheel for moving the water sampling device for water resource detection is fixedly installed at the bottom of the base; and a push rod is fixedly arranged on one side of the base, which is far away from the water taking pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003136.8A CN112649246A (en) | 2021-01-04 | 2021-01-04 | Water resource detects with sampling device that draws water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003136.8A CN112649246A (en) | 2021-01-04 | 2021-01-04 | Water resource detects with sampling device that draws water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112649246A true CN112649246A (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110003136.8A Withdrawn CN112649246A (en) | 2021-01-04 | 2021-01-04 | Water resource detects with sampling device that draws water |
Country Status (1)
| Country | Link |
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| CN (1) | CN112649246A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878254A (en) * | 2022-05-05 | 2022-08-09 | 中国矿业大学(北京) | Coalbed methane sampling device for coalbed methane comprehensive exploration |
| CN116296601A (en) * | 2023-05-10 | 2023-06-23 | 天津中环天元环境检测技术服务有限公司 | Sampling device for ocean water quality detection |
| CN116735826A (en) * | 2023-08-15 | 2023-09-12 | 河北省地质环境监测院 | Groundwater detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107670074A (en) * | 2017-11-01 | 2018-02-09 | 刘飞 | A kind of livestock-raising field chlorination equipment |
| CN108168952A (en) * | 2018-02-27 | 2018-06-15 | 汪雄辉 | A kind of water resource detects the sampling equipment that draws water |
| CN110658318A (en) * | 2019-10-12 | 2020-01-07 | 苏州工业园区黎明仪表有限公司 | A pollutant sampler for a flow meter water pollution monitoring instrument |
| CN111072178A (en) * | 2019-12-17 | 2020-04-28 | 南京瑞碧斯生物科技有限公司 | Water environment filtering device |
| WO2020228860A2 (en) * | 2020-07-30 | 2020-11-19 | 苏州瓦尔尼智能科技有限公司 | Wastewater purification apparatus |
-
2021
- 2021-01-04 CN CN202110003136.8A patent/CN112649246A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670074A (en) * | 2017-11-01 | 2018-02-09 | 刘飞 | A kind of livestock-raising field chlorination equipment |
| CN108168952A (en) * | 2018-02-27 | 2018-06-15 | 汪雄辉 | A kind of water resource detects the sampling equipment that draws water |
| CN110658318A (en) * | 2019-10-12 | 2020-01-07 | 苏州工业园区黎明仪表有限公司 | A pollutant sampler for a flow meter water pollution monitoring instrument |
| CN111072178A (en) * | 2019-12-17 | 2020-04-28 | 南京瑞碧斯生物科技有限公司 | Water environment filtering device |
| WO2020228860A2 (en) * | 2020-07-30 | 2020-11-19 | 苏州瓦尔尼智能科技有限公司 | Wastewater purification apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878254A (en) * | 2022-05-05 | 2022-08-09 | 中国矿业大学(北京) | Coalbed methane sampling device for coalbed methane comprehensive exploration |
| CN116296601A (en) * | 2023-05-10 | 2023-06-23 | 天津中环天元环境检测技术服务有限公司 | Sampling device for ocean water quality detection |
| CN116735826A (en) * | 2023-08-15 | 2023-09-12 | 河北省地质环境监测院 | Groundwater detection device |
| CN116735826B (en) * | 2023-08-15 | 2023-11-03 | 河北省地质环境监测院 | Groundwater detection device |
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Application publication date: 20210413 |
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