CN111157286A - Multilayer depth sampling unit and sampling device for water quality testing - Google Patents
Multilayer depth sampling unit and sampling device for water quality testing Download PDFInfo
- Publication number
- CN111157286A CN111157286A CN202010031022.XA CN202010031022A CN111157286A CN 111157286 A CN111157286 A CN 111157286A CN 202010031022 A CN202010031022 A CN 202010031022A CN 111157286 A CN111157286 A CN 111157286A
- Authority
- CN
- China
- Prior art keywords
- water
- layer
- barrier
- barrel
- sedimentation
- 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.)
- Withdrawn
Links
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a multilayer depth sampling unit for water quality detection, which comprises a barrel, a partition layer positioned in the center of the barrel, a sedimentation mechanism positioned in the center of the barrel and matched with the partition layer, and a rotating mechanism positioned on the outer side of the barrel.
Description
Technical Field
The invention relates to a water source sampling device, in particular to a multilayer depth sampling unit and a sampling device for water quality detection.
Background
The water source is a regional general term for the source and the existence form of water. The water source is a life source, an important medium for material, information and energy transfer, and is an irreplaceable resource for living organisms on the surface of the earth. The water source is mainly present in the sea, rivers and lakes, glacier snow mountains and other areas. They are renewed by atmospheric motion or the like. Water sources are valuable resources which can not be kept for people to engage in production and living activities.
At present, lakes, rivers, seas and the like in China are polluted to different degrees, and in order to treat water quality, the condition of each parameter in water needs to be mastered, water environment monitoring is a process of monitoring and determining the types of pollutants in a water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition, and a method for monitoring the water pollution generally samples water layers at different depths of the water body, carries out various detection tests and comparisons to know the variation of a water body system in time so as to obtain various data, while the existing water sample sampler mostly carries out single water layer sampling once, if the pollution of a water sample to be detected is serious, a large amount of microorganisms, bacteria, algae, oil films and the like are converged on the surface of the water body, and if the substances are close to a water inlet of a sampling device, the substances enter the inside the sampler to cause inaccurate detection in the sampler and low detection precision, the water environment monitoring multilayer depth sampling device with publication number CN208060198U includes: columnar sleeve, top cap and bottom, characterized by: the cylindrical sleeve is characterized in that an inner side ring surface at the upper part and an inner side ring surface at the lower part of the cylindrical sleeve are processed into an internal thread structure, the top cover is connected with the top of the cylindrical sleeve through a thread structure, the bottom cover is connected with the bottom of the cylindrical sleeve through a thread structure, a first sampling barrel, a second sampling barrel and a third sampling barrel are arranged in the cylindrical sleeve, a group of inclined holes with the same structure are formed in the barrel wall of the cylindrical sleeve, a water inlet and the inclined holes are directly exposed on the surface of the sampler, so that the water sampling of a clear water source is probably not greatly influenced, but impurities on the surface of a water body enter the inclined holes when the device is used for sampling a water body with heavy pollution, the detection data are inaccurate, and the detection accuracy is influenced.
Therefore, the need for research and development of a sampling device which is accurate in sampling, high in detection precision, reasonable in structure and convenient to disassemble and clean is urgently needed, and the sampling device is suitable for sampling of the severely polluted water body and can isolate the influence of surface water body doping on the sampling precision.
Disclosure of Invention
The invention aims to overcome the technical problems of inaccurate sampling result, low detection precision and complex structure caused by the fact that the existing water source sampling device is easily influenced by surface water bodies in the sampling process, and provides a multi-layer depth sampling unit for water quality detection and a sampling device, which have the advantages of accurate sampling, high detection precision, simple structure and capability of isolating the surface water bodies.
In order to solve the technical problems, the invention provides a multilayer depth sampling unit for water quality detection, which comprises a cylinder body, a partition layer positioned in the center of the cylinder body, a sedimentation mechanism positioned in the center of the cylinder body and matched with the partition layer, and a rotating mechanism positioned on the outer side of the cylinder body, and is characterized in that the cylinder body is divided into an upper layer and a lower layer which are respectively a water collecting layer and a sedimentation layer, wherein a water accumulation layer and the sedimentation layer are respectively arranged above and below the partition layer, the partition layer comprises a hollow cube cavity, the sedimentation mechanism is accommodated in the cavity, water inlets I are arranged on two sides of the partition layer, the sedimentation mechanism comprises a cube barrier, a first floating mechanism positioned below the cube barrier, a water outlet pipe positioned above the cube barrier and a baffle plate, water outlets are arranged on two sides of the water outlet pipe, a transverse passage and a longitudinal passage are arranged in the cube, wherein the horizontal passageway can communicate with each other with water inlet 1, rotary mechanism is hollow cylinder, and it can rise or sink in order to open water inlet one along the barrel rotation, rotary mechanism is including cylinder, connecting rod and second floating mechanism, and wherein rotary mechanism is still including locating the arch in it, and the barrel outside of cooperating with it is equipped with spiral groove, the settling layer bottom is equipped with water inlet two, and wherein the top outside of water-collecting layer and the bottom inboard of settling layer are equipped with interior external screw thread of mutually supporting, and the sampling unit can borrow the interior external screw thread realization of top and bottom to be connected.
Further, the outside of barrel still is equipped with first separation and second separation, first, second separation are used for injecing rotary mechanism's displacement, and when rotary mechanism did not receive the force, rotary mechanism cylinder contacted with first separation this moment, and the cylinder seals water inlet one.
Furthermore, a one-way valve is arranged above the water collecting layer.
Furthermore, one side of the water collecting layer is provided with a water outlet pipe, and the end part of the water outlet pipe is provided with a plug body.
The utility model provides a water quality testing uses multilayer degree of depth sampling device, includes a plurality of above-mentioned multilayer degree of depth sampling units, its characterized in that, the both sides of the top sampling unit still are equipped with third floating machanism.
Further, the third floating mechanism is a float.
The invention has the beneficial technical effects that: according to the multilayer depth sampling device for water quality detection, the rotating mechanism is adopted to block the first water inlet on the outer side of the cylinder body, so that magazines in surface water are prevented from entering the first water inlet in the water inlet process of the device, absolute purity of sampled water is guaranteed, the detection precision is high, then the second floating mechanism is stressed, the rotating mechanism rises to open the first water inlet, the sampled water enters the water collecting layer, sampling operation is carried out on water bodies in different depths, water is extracted after sampling is finished, and one-time operation can be finished because the one-way valve guarantees that water in the water collecting layer cannot leak out.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a sampling unit according to the present invention;
FIG. 2 is a schematic structural view of a rotary mechanism of the present invention;
fig. 3 is a schematic structural diagram of a rotary groove according to the present invention.
The labels in the figures are: 1. the device comprises a barrel body, 11, a water collecting layer, 12, a settling layer, 121, a water inlet II, 13, a rotary groove, 14, a first separation layer, 15, a second separation layer, 2, a separation layer, 21, a water inlet I, 3, a settling mechanism, 31, a cube separation layer, 32, a first floating mechanism, 33, a water outlet pipe, 34, a baffle, 35, a transverse passage, 4, a rotating mechanism, 41, a cylinder, 42, a connecting rod, 43, a second floating mechanism, 44 and a protrusion.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third," if used, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "in communication" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a multilayer depth sampling unit for water quality detection comprises a cylinder 1, a partition layer 2 located in the center of the cylinder 1, a sedimentation mechanism 3 located in the center of the cylinder and matched with the partition layer 2, and a rotating mechanism 4 located outside the cylinder 1, and is characterized in that the cylinder 1 is divided into an upper layer and a lower layer, which are a water collection layer 11 and a sedimentation layer 12 respectively, wherein the water collection layer 11 and the sedimentation layer 12 are respectively located above and below the partition layer 2, the partition layer 2 comprises a hollow cube cavity, the sedimentation mechanism 3 is accommodated in the cavity, wherein two sides of the partition layer 2 are provided with a water inlet 21, the sedimentation mechanism 3 comprises a cube barrier 31, a first floating mechanism 32 located below the cube barrier, a water outlet pipe 33 and a baffle 34 located above the cube barrier, water outlets are arranged on two sides of the water outlet pipe 33, a transverse passage 35 and a longitudinal passage are arranged inside the cube barrier 31, wherein the transverse passage 35 can be communicated with the first water inlet 21, the rotating mechanism 4 is a hollow cylinder which can rise or sink along the rotation of the barrel 1 to open the first water inlet 21, the rotating mechanism 4 comprises a cylinder 41, a connecting rod 42 and a second floating mechanism 43, wherein the rotating mechanism 4 further comprises a protrusion 44 arranged in the rotating mechanism, a spiral groove 13 is arranged on the outer side of the barrel matched with the protrusion, a second water inlet 121 is arranged at the bottom of the sedimentation layer, inner and outer threads matched with each other are arranged on the outer side of the top of the water collecting layer 11 and the inner side of the bottom of the sedimentation layer 12, and the sampling unit can be connected by the inner and outer threads on the top and the bottom.
As a further improvement of the present invention, the outer side of the cylinder 1 is further provided with a first barrier 14 and a second barrier 15, the first barrier 14 and the second barrier 15 are used for limiting the displacement of the rotating mechanism 4, when the rotating mechanism 4 is not stressed, the rotating mechanism cylinder 41 is in contact with the first barrier 14, and the cylinder 41 closes the first water inlet 21.
The sampling unit of the invention is divided into an upper layer and a lower layer, wherein a sedimentation layer 12 is injected with water by means of a water inlet II 121, when the water passes through a first floating mechanism 32, buoyancy drives the sedimentation mechanism 3 to ascend, a water outlet pipe 33 is further opened, a water inlet I21 and a transverse passage 35 are communicated, the sampling unit is used as a further improvement of the sedimentation layer 12, and a through hole is arranged above the sedimentation layer 12 and is used for exhausting and water inlet; similarly, after the device is filled with water, the second floating mechanism 43 is also subjected to buoyancy, slowly floats upwards under the matching of the protrusion 44 and the spiral groove 13, and then the first water inlet 21 is opened, the bottom of the column 41 or the first barrier 14 keeps a certain distance from the first water inlet 21, therefore, after the whole device enters water, the water inlet I21 is leaked, the sampled water is ensured to be from the set position of the device, after the water is pulled out, the water in the sedimentation layer 12 is separated out from the device through the water inlet II 121, the water in the sedimentation layer 12 can be well prevented from mixing into the water collection layer 11 of the sampling unit below through the one-way valve, the structure is reasonable, the water lifting and descending mechanism 3 in the sedimentation layer 12 is realized through the upper layer structure and the lower layer structure to communicate the water inlet I21 with the transverse passage 35, the sedimentation layer 12 and the rotating mechanism 4 provide a foundation for sampling of the water collection layer 11, and the detection precision of the sampled water in the water collection layer 11 is ensured.
As a further improvement of the invention, a check valve is arranged above the water collecting layer 11, as a further improvement of the invention, an interlayer can be arranged at the position of the sedimentation layer 12 and is arranged below the water inlet II 121, wherein the interlayer is communicated with the check valve, one side of the interlayer and one side of the sedimentation layer 12 are also provided with the check valve for discharging gas in the water collecting layer 11, and specifically, an exhaust valve is arranged above the water collecting layer 11.
As a further improvement of the invention, one side of the water collection layer 11 is provided with a water outlet pipe, the end part of the water outlet pipe is provided with a plug body, and water samples in the water collection layers 11 can be extracted from the water outlet pipe for detection.
The utility model provides a multilayer degree of depth sampling device for water quality testing, includes a plurality of above-mentioned multilayer degree of depth sampling units, its characterized in that, the both sides of the top sampling unit still are equipped with the third and float the mechanism, and further can set up a lid at the top of the top sampling unit, are equipped with the convenient pull of handle on the lid.
As a further improvement of the invention, the third floating mechanism is a float.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. A multilayer depth sampling unit for water quality detection comprises a barrel, a partition layer positioned in the center of the barrel, a sedimentation mechanism positioned in the center of the barrel and matched with the partition layer, and a rotating mechanism positioned outside the barrel, and is characterized in that the barrel is divided into an upper layer and a lower layer which are respectively a water collecting layer and a sedimentation layer, wherein the water collecting layer and the sedimentation layer are respectively arranged above and below the partition layer, the partition layer comprises a hollow cube cavity, the sedimentation mechanism is accommodated in the cavity, a first water inlet is arranged at two sides of the partition layer, the sedimentation mechanism comprises a cube barrier, a first floating mechanism positioned below the cube barrier, a water outlet pipe positioned above the cube barrier and a baffle, water outlets are arranged at two sides of the water outlet pipe, a transverse passage and a longitudinal passage are arranged in the cube barrier, and the transverse passage can be communicated with a water inlet 1, the rotary mechanism is a hollow cylinder and can rise or sink along the rotation of the barrel to open the first water inlet, the rotary mechanism comprises a barrel body, a connecting rod and a second floating mechanism, the rotary mechanism further comprises a protrusion arranged in the rotary mechanism, a spiral groove is formed in the outer side of the barrel body matched with the rotary mechanism, a second water inlet is formed in the bottom of the sedimentation layer, inner threads and outer threads which are matched with each other are arranged on the outer side of the top of the water collection layer and the inner side of the bottom of the sedimentation layer, and the sampling unit can be connected by means of the inner threads and the outer threads of the top.
2. The multi-layered depth sampling unit for water quality inspection according to claim 1, wherein the outer side of the cylinder is further provided with a first barrier and a second barrier, the first barrier and the second barrier are used for limiting the displacement of the rotating mechanism, when the rotating mechanism is not stressed, the cylinder of the rotating mechanism is in contact with the first barrier, and the cylinder closes the first water inlet.
3. The multi-layered depth sampling unit for water quality inspection according to claim 1, wherein a check valve is disposed above the water collection layer.
4. The multi-layered depth sampling unit for water quality inspection according to claim 1, wherein a water outlet pipe is provided at one side of the water collection layer, and a plug body is provided at an end of the water outlet pipe.
5. The utility model provides a water quality testing uses multilayer degree of depth sampling device, includes a plurality of above-mentioned multilayer degree of depth sampling units, its characterized in that, the both sides of the top sampling unit still are equipped with third floating machanism.
6. The multi-layered depth sampling device for water quality inspection according to claim 5, wherein the third floating mechanism is a float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031022.XA CN111157286A (en) | 2020-01-13 | 2020-01-13 | Multilayer depth sampling unit and sampling device for water quality testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031022.XA CN111157286A (en) | 2020-01-13 | 2020-01-13 | Multilayer depth sampling unit and sampling device for water quality testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111157286A true CN111157286A (en) | 2020-05-15 |
Family
ID=70562659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010031022.XA Withdrawn CN111157286A (en) | 2020-01-13 | 2020-01-13 | Multilayer depth sampling unit and sampling device for water quality testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111157286A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090325A (en) * | 2024-04-26 | 2024-05-28 | 山西万鑫祥达环保科技有限公司 | Water sampling device and sampling method thereof |
-
2020
- 2020-01-13 CN CN202010031022.XA patent/CN111157286A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090325A (en) * | 2024-04-26 | 2024-05-28 | 山西万鑫祥达环保科技有限公司 | Water sampling device and sampling method thereof |
| CN118090325B (en) * | 2024-04-26 | 2024-06-25 | 山西万鑫祥达环保科技有限公司 | Water sampling device and sampling method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2020108353A1 (en) | Multi-point sampling type water sample collector and water sample collection method | |
| CN111122244A (en) | Water quality monitoring water sample collection device | |
| CN218157093U (en) | Multifunctional sampling equipment for environmental monitoring | |
| CN110389053A (en) | The long-term in-situ sampling of the big depth section pore water of bottom sediment and analytical equipment | |
| CN111157286A (en) | Multilayer depth sampling unit and sampling device for water quality testing | |
| CN113074989A (en) | Pressure-sensing self-sampling type sampling device for environment detection | |
| CN115078676A (en) | Water environment current situation monitoring system based on Internet of things and monitoring method thereof | |
| CN212134230U (en) | Water layering collection system | |
| CN211042829U (en) | Improved water taking vehicle for water environment detection in winter | |
| CN212206762U (en) | Device for collecting water sample in river | |
| CN114414761B (en) | Pretreatment device and method for oil detection | |
| CN110658328A (en) | Portable in-situ gas content measuring device and method for shallow gas-containing stratum | |
| CN111693332A (en) | Collect bottom environmental detection device of mud, sewage collection in an organic whole | |
| JP2023024285A5 (en) | ||
| CN212432667U (en) | Water sampling bottle with filter equipment | |
| CN114527106A (en) | In-situ optical detection equipment for measuring algae concentration | |
| CN212658570U (en) | DGT probe testing device for columnar sediment in lake | |
| CN113390771A (en) | Indoor high-water-content dredged mud permeability test system and permeability test method | |
| CN113720644A (en) | Silt sampling collection device for water ecological environment improvement | |
| CN220231127U (en) | Water sample collection device for river and lake management | |
| WO2016006609A1 (en) | Water sampling device-cum-viscosity coefficient measurement device and viscosity coefficient measurement method | |
| CN110849668A (en) | Surface water body sampling device for water quality detection | |
| CN219434364U (en) | Layered sampler for seabed weak soil | |
| CN214538705U (en) | Sampling device for water quality five-parameter detection | |
| CN214150019U (en) | Water quality sampling device for environmental monitoring |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200515 |
|
| WW01 | Invention patent application withdrawn after publication |