CN113281477A - Water sampling monitoring devices for environmental protection - Google Patents
Water sampling monitoring devices for environmental protection Download PDFInfo
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- CN113281477A CN113281477A CN202110402077.1A CN202110402077A CN113281477A CN 113281477 A CN113281477 A CN 113281477A CN 202110402077 A CN202110402077 A CN 202110402077A CN 113281477 A CN113281477 A CN 113281477A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 238000005070 sampling Methods 0.000 title claims abstract description 70
- 230000007613 environmental effect Effects 0.000 title claims abstract description 24
- 238000012806 monitoring device Methods 0.000 title claims abstract description 23
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000006261 foam material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 12
- 238000012544 monitoring process Methods 0.000 description 11
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000003911 water pollution Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a water body sampling monitoring device for environmental protection, and relates to the technical field of water sample detection. This water body sampling monitoring devices for environmental protection, including location sampling bucket, two evenly distributed's of location sampling bucket inner wall even fixedly connected with isolation fixed plate, location sampling bucket bottom wall top and two isolation fixed plate top positions all are provided with the guard plate that leaks, the guard plate that leaks is "V" font setting, the guard plate upper surface central point that leaks puts and has seted up the second and gone into the water hole, the guard plate below position of leaking is provided with unsteady jam plate, the shape of unsteady jam plate is unanimous with the shape of the guard plate that leaks, four turning positions of guard plate upper surface of leaking have all been seted up and have been run through spacing slide opening, location sampling bucket outer wall is located the guard plate top position that leaks and has run through and has seted up first income water hole. The invention has the advantages of quick and accurate sampling, simple structure and convenient operation, and realizes the extraction of water samples in different layers.
Description
Technical Field
The invention relates to the technical field of water sample detection, in particular to a water body sampling monitoring device for environmental protection.
Background
Water is a source of life, people can not leave water in life and production activities, and the quality of drinking water is closely related to the health of people. With the development of social economy, scientific progress and improvement of the living standard of people, the requirements of people on the water quality of drinking water are continuously improved, and the water quality standard of the drinking water is correspondingly continuously developed and improved. The establishment of the water quality standard of the domestic drinking water is related to various factors such as living habits, cultures, economic conditions, scientific and technical development level, water resources and water quality status situations of people, so that the requirements for the water quality of the drinking water are different between countries and different regions of the same country, and the water quality monitoring is a process for monitoring and determining the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. The monitoring range is very wide, and the monitoring range comprises uncontaminated and contaminated natural water (rivers, lakes, seas and underground water), various industrial drainage and the like. The main monitoring projects can be divided into two main categories: one is a comprehensive index reflecting the water quality conditions, such as temperature, chroma, turbidity, pH value, conductivity, suspended matters, dissolved oxygen, chemical oxygen demand, biochemical oxygen demand and the like; the other is some toxic substances, such as phenol, cyanogen, arsenic, lead, chromium, cadmium, mercury, organic pesticides and the like. In order to objectively evaluate the water quality of rivers and oceans, it is sometimes necessary to measure the flow velocity and flow rate in addition to the above-mentioned monitoring items. Water quality monitoring is very extensive and includes frequent surface and ground water monitoring, monitoring production and life processes, and emergency monitoring. The water quality monitoring can provide data and data for environmental management and can provide basis for evaluating the water quality conditions of rivers and oceans.
Water sample detection difficulty when detecting different degree of depth quality of water among the prior art is difficult to accomplish degree of depth fixed point sampling, and the different degree of depth is through sampling of sampling bottle once and again, causes the sampling inefficiency.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a water body sampling monitoring device for environmental protection, which solves the problem of low water sample collection efficiency and difficult sampling.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a water sampling monitoring devices for environmental protection, includes location sampling bucket, two evenly distributed's of location sampling bucket inner wall even fixedly connected with isolation fixed plate, location sampling bucket bottom wall top and two isolation fixed plate top positions all are provided with the guard plate that leaks, the guard plate that leaks is "V" font setting, the guard plate upper surface central point that leaks puts and has seted up the second and gone into the water hole, the guard plate below position of leaking is provided with unsteady jam plate, the shape of unsteady jam plate is unanimous with the shape of guard plate that leaks, four turning positions of guard plate upper surface of leaking have all been seted up and have been run through spacing slide opening, location sampling bucket outer wall is located the guard plate top position that leaks and has run through and has seted up first income water hole.
Preferably, the outer wall of the positioning sampling barrel is located at the periphery of the first water inlet hole and is fixedly connected with a leakage-proof plug, the lower surface of the water leakage protection plate is fixedly connected with four evenly distributed limiting slide rods, and one end of the water leakage protection plate corresponding to the position is far away from the limiting slide rods and is fixedly connected with the inner bottom wall of the positioning sampling barrel.
Preferably, the limiting slide rod is in sliding connection with the limiting slide hole penetrating through the corresponding position of the floating blocking plate, and the floating blocking plate is made of foam materials.
Preferably, the location is got the sample bucket and is located first inlet hole position and be provided with sealed jam lid, sealed jam lid top-down increases, sealed jam lid both sides position is through the rotation connecting rod fixed connection of two symmetry settings, the rotation connecting rod forms cyclic annular and with the location sample bucket outer wall sliding connection with the sealed jam lid that corresponds the position.
Preferably, a second fixed connecting rod is fixedly connected between the two adjacent layers of the rotating connecting rods.
Preferably, location sampling bucket upper surface central point puts fixed connection with the headstock, the bottom wall central point fixedly connected with driving motor in the headstock puts fixed connection, driving motor drive end fixedly connected with rotates the connecting axle, it runs through rotation connection and fixedly connected with rotation plectane to rotate the connecting axle and keep away from driving motor one end and headstock upper surface central point.
Preferably, a plurality of evenly distributed's of fixedly connected with first fixed connecting rod rotate between the rotating connection rod of the plectane outside and top position and the sealed jam cover, rotate plectane upper surface central point and put fixedly connected with and rotate the connecting block, it carries and draws the location rope to rotate connecting block position fixedly connected with.
Preferably, the bottom of the outer wall of the positioning sampling barrel is in threaded connection with a conical balancing weight which is arranged in a conical manner.
Preferably, the positioning sampling barrel is made of glass material.
(III) advantageous effects
The invention provides a water body sampling monitoring device for environmental protection. The method has the following beneficial effects:
according to the invention, the sealing plugging covers with different lengths are arranged, the positioning sampling barrel is placed into water by pulling the positioning rope and is placed to a specified depth, the driving motor is started, the driving motor drives the rotating connecting rod and the second fixed connecting rod to rotate, the shorter sealing plugging cover is moved out from the position of the first water inlet hole, the first water inlet hole is exposed, so that water flows into the positioning sampling barrel through the second water inlet hole, sampling is realized, different sealing plugging covers are opened at different layers, so that positioning sampling is realized, and meanwhile, when water is filled, the floating plugging plate is lifted, the second water inlet hole is plugged, so that water pollution to water samples of other layers is avoided.
Drawings
FIG. 1 is a front view of a water sampling and monitoring device for environmental protection according to the present invention;
FIG. 2 is a partial front view of a water sampling and monitoring device for environmental protection according to the present invention;
FIG. 3 is a cross-sectional view of a water sampling and monitoring device for environmental protection according to the present invention;
FIG. 4 is a top view of a floating clogging plate of the sampling monitoring device for water for environmental protection according to the present invention;
fig. 5 is a top view of a water leakage protection plate of the water sampling monitoring device for environmental protection.
Wherein, 1, positioning a sampling barrel; 2. sealing the plugging cover; 3. a power box; 4. rotating the connecting block; 5. pulling the positioning rope; 6. rotating the circular plate; 7. a first fixed connecting rod; 8. rotating the connecting rod; 9. a second fixed connecting rod; 10. a conical counterweight block; 11. a first water inlet hole; 12. a second water inlet hole; 13. an isolation fixing plate; 14. a drive motor; 15. rotating the connecting shaft; 16. a water leakage protection plate; 17. a floating closure plate; 18. a limiting slide bar; 19. a leakage-proof plug; 20. and penetrates through the limiting sliding hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The first embodiment is as follows:
as shown in fig. 1-5, an embodiment of the present invention provides a water sampling monitoring device for environmental protection, which includes a positioning sampling barrel 1, two uniformly distributed isolation fixing plates 13 are uniformly and fixedly connected to an inner wall of the positioning sampling barrel 1, layering can be achieved through the isolation fixing plates 13, and water bodies of different layers can be conveniently taken, water leakage protection plates 16 are respectively disposed above an inner bottom wall of the positioning sampling barrel 1 and above the two isolation fixing plates 13, the water leakage protection plates 16 are arranged in a V shape, a second water inlet hole 12 is disposed at a central position of an upper surface of the water leakage protection plate 16, a floating blocking plate 17 is disposed below the water leakage protection plate 16, a shape of the floating blocking plate 17 is consistent with a shape of the water leakage protection plate 16, the floating blocking plate 17 blocks the second water inlet hole 12 when water below the water leakage protection plate 16 is filled with water through the V-shaped arrangement, so as to prevent other water sources from entering and causing pollution of water samples, four turning positions of the upper surface of the water leakage protection plate 16 are all provided with a through limiting sliding hole 20, so that the through limiting hole 20 enables the floating plugging plate 17 to move up and down, the outer wall of the positioning sampling barrel 1 is positioned above the water leakage protection plate 16 and is provided with a first water inlet hole 11 in a penetrating mode, and the first water inlet hole 11 facilitates water inlet of different layers.
The outer wall of the positioning sampling barrel 1 is positioned at the periphery of the first water inlet hole 11, the leakage-proof plug 19 is fixedly connected with the periphery of the first water inlet hole, the leakage-proof plug 19 is made of rubber materials and tightly abuts against the inner wall of the sealing plug cover 2, water pollution of a water body for collecting samples is avoided, four evenly-distributed limiting slide rods 18 are fixedly connected with the lower surface of the water leakage protection plate 16 in position, and one ends of the limiting slide rods 18, far away from the water leakage protection plate 16 in the corresponding position, are fixedly connected with the inner bottom wall of the positioning sampling barrel 1 or the isolation fixing plate 13 in the corresponding position.
The limiting slide rod 18 is connected with the through limiting slide hole 20 at the position corresponding to the floating plugging plate 17 in a sliding mode, the floating plugging plate 17 is made of foam materials, and the foam materials have strong buoyancy. The location sample bucket 1 is located first inlet hole 11 position and is provided with sealed stifled lid 2, through sealed stifled lid 2 convenient control sample, sealed stifled lid 2 top-down increases, conveniently blocks up first inlet hole 11, and sealed stifled lid 2 both sides position is through the rotation connecting rod 8 fixed connection of two symmetry settings, and rotation connecting rod 8 forms cyclic annular and with the sealed stifled lid 2 that corresponds the position and sample bucket 1 outer wall sliding connection with the location.
A second fixed connecting rod 9 is fixedly connected between two adjacent layers of rotating connecting rods 8. The power box 3 is fixedly connected to the center of the upper surface of the positioning sampling barrel 1, the driving motor 14 is fixedly connected to the center of the inner bottom wall of the power box 3, the driving end of the driving motor 14 is fixedly connected with a rotating connecting shaft 15, one end of the rotating connecting shaft 15, far away from the driving motor 14, is connected with the center of the upper surface of the power box 3 in a penetrating and rotating mode, and is fixedly connected with a rotating circular plate 6, and the sealing plugging cover 2 is conveniently controlled to rotate through the rotating circular plate 6.
Rotate the first fixed link 7 of a plurality of evenly distributed of fixedly connected with between 6 outsides of plectane and the rotation connecting rod 8 and the sealed jam lid 2 of top position, rotate 6 upper surface central point of plectane and put fixedly connected with and rotate connecting block 4, rotate 4 fixedly connected with of connecting block and carry and draw location rope 5, be provided with conductive cable and be connected with driving motor 14 through carrying stay cord 5, conveniently pass through on-off control driving motor 14, and can control the sunken degree of depth of location sampling bucket 1 or will fix a position sampling bucket 1 and draw up. The 1 outer wall bottom position threaded connection of location sampling bucket has the toper balancing weight 10 that the toper set up, and toper balancing weight 10 has the effect that the little gravity of resistance is big, makes things convenient for the counter weight, and location sampling bucket 1 is glass material, and can customize not the location sampling bucket 1 of equidimension according to the volume of sampling.
The working principle is as follows: will fix a position sample bucket 1 and put into the aquatic through carrying and drawing location rope 5, put the appointed degree of depth, start driving motor 14, make driving motor 14 drive and rotate connecting rod 8 and second fixed link 9 and rotate, shorter sealed jam lid 2 shifts out from first income water hole 11 position, expose first income water hole 11 and make water flow through second income water hole 12 and advance in the location sample bucket 1, realize the sample, different sealed jam lids 2 are opened in the position of difference, make the location sample, make simultaneously make the jam plate 2 that floats rise when water is filled, stop up the water pollution water sample of avoiding other aspect with second income water hole 12, extensively in order to be used for water quality testing sampling technique.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a water sampling monitoring devices for environmental protection, includes location sampling bucket (1), its characterized in that: location sampling bucket (1) inner wall even fixedly connected with two evenly distributed's isolation fixed plate (13), location sampling bucket (1) inner wall top and two isolation fixed plate (13) top positions all are provided with the guard plate (16) that leaks, the guard plate (16) that leaks is "V" font setting, the guard plate (16) upper surface central point that leaks puts and has seted up second inlet hole (12), it is provided with unsteady jam plate (17) to leak guard plate (16) below position, the shape of unsteady jam plate (17) is unanimous with the shape of guard plate (16) that leaks, four turning positions of guard plate (16) upper surface that leaks have all been seted up and have been run through spacing slide opening (20), location sampling bucket (1) outer wall is located to leak guard plate (16) top position and has run through and have seted up first inlet hole (11).
2. The water sampling and monitoring device for environmental protection according to claim 1, wherein: location sampling bucket (1) outer wall is located first inlet hole (11) position fixedly connected with leak protection stopper (19) all around, surface position fixedly connected with four evenly distributed's spacing slide bar (18) under guard plate (16) leak, guard plate (16) one end of leaking of corresponding position and isolation fixed plate (13) or location sampling bucket (1) inner bottom wall fixed connection are kept away from in spacing slide bar (18).
3. The water sampling and monitoring device for environmental protection according to claim 2, wherein: the limiting sliding rod (18) is connected with the floating blocking plate (17) in a sliding mode through a limiting sliding hole (20), and the floating blocking plate (17) is made of foam materials.
4. The water sampling and monitoring device for environmental protection according to claim 1, wherein: location sample bucket (1) are located first water inlet hole (11) position and are provided with sealed jam lid (2), sealed jam lid (2) top-down increase, rotation connecting rod (8) fixed connection that sealed jam lid (2) both sides position set up through two symmetries, rotation connecting rod (8) form cyclic annular and with location sample bucket (1) outer wall sliding connection with sealed jam lid (2) that correspond the position.
5. The environmental protection water sampling monitoring device of claim 4, wherein: a second fixed connecting rod (9) is fixedly connected between the two adjacent layers of the rotating connecting rods (8).
6. The water sampling and monitoring device for environmental protection according to claim 1, wherein: location sampling bucket (1) upper surface central point puts fixed connection has headstock (3), the bottom wall central point puts fixedly connected with driving motor (14) in headstock (3), driving motor (14) driving end fixedly connected with rotates connecting axle (15), it puts through rotation connection and fixedly connected with rotation plectane (6) to rotate connecting axle (15) and keep away from driving motor (14) one end and headstock (3) upper surface central point.
7. The water sampling and monitoring device for environmental protection according to claim 6, wherein: a plurality of first fixed connecting rods (7) which are uniformly distributed are fixedly connected between the rotating connecting rods (8) and the sealing plugging covers (2) on the outer side and the upper side of the rotating circular plate (6), the rotating connecting block (4) is fixedly connected to the center of the upper surface of the rotating circular plate (6), and the positioning rope (5) is lifted and fixedly connected to the position of the rotating connecting block (4).
8. The water sampling and monitoring device for environmental protection according to claim 1, wherein: the bottom of the outer wall of the positioning sampling barrel (1) is in threaded connection with a conical balancing weight (10) which is arranged in a conical manner.
9. The water sampling and monitoring device for environmental protection according to claim 1, wherein: the positioning sampling barrel (1) is made of glass materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402077.1A CN113281477A (en) | 2021-04-14 | 2021-04-14 | Water sampling monitoring devices for environmental protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402077.1A CN113281477A (en) | 2021-04-14 | 2021-04-14 | Water sampling monitoring devices for environmental protection |
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| Publication Number | Publication Date |
|---|---|
| CN113281477A true CN113281477A (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110402077.1A Pending CN113281477A (en) | 2021-04-14 | 2021-04-14 | Water sampling monitoring devices for environmental protection |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207937200U (en) * | 2018-03-27 | 2018-10-02 | 南京联凯环境检测技术有限公司 | A kind of telescopic water sampling device |
| CN109459268A (en) * | 2018-11-09 | 2019-03-12 | 易蕾 | A kind of unmanned plane for water sampling |
| CN208751916U (en) * | 2018-08-23 | 2019-04-16 | 天津华勘环保科技有限公司 | A kind of soil equipment for pumping ground water |
| CN210154846U (en) * | 2019-03-28 | 2020-03-17 | 大连海洋大学 | Water body detection sampling device for environmental engineering |
| CN111076987A (en) * | 2020-01-12 | 2020-04-28 | 孙新元 | Stratified sampling water taking device for drinking water source |
| CN211602574U (en) * | 2020-02-26 | 2020-09-29 | 中航锂电科技有限公司 | Sampler |
| CN212180369U (en) * | 2020-06-03 | 2020-12-18 | 四川清和科技有限公司 | Black and odorous water body detection device for urban river |
| CN212780133U (en) * | 2020-07-14 | 2021-03-23 | 河北乐新检测技术有限公司 | Sampling device for water body detection |
-
2021
- 2021-04-14 CN CN202110402077.1A patent/CN113281477A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207937200U (en) * | 2018-03-27 | 2018-10-02 | 南京联凯环境检测技术有限公司 | A kind of telescopic water sampling device |
| CN208751916U (en) * | 2018-08-23 | 2019-04-16 | 天津华勘环保科技有限公司 | A kind of soil equipment for pumping ground water |
| CN109459268A (en) * | 2018-11-09 | 2019-03-12 | 易蕾 | A kind of unmanned plane for water sampling |
| CN210154846U (en) * | 2019-03-28 | 2020-03-17 | 大连海洋大学 | Water body detection sampling device for environmental engineering |
| CN111076987A (en) * | 2020-01-12 | 2020-04-28 | 孙新元 | Stratified sampling water taking device for drinking water source |
| CN211602574U (en) * | 2020-02-26 | 2020-09-29 | 中航锂电科技有限公司 | Sampler |
| CN212180369U (en) * | 2020-06-03 | 2020-12-18 | 四川清和科技有限公司 | Black and odorous water body detection device for urban river |
| CN212780133U (en) * | 2020-07-14 | 2021-03-23 | 河北乐新检测技术有限公司 | Sampling device for water body detection |
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Application publication date: 20210820 |
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