CN219475070U - Microcystin water sample collector - Google Patents
Microcystin water sample collector Download PDFInfo
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- CN219475070U CN219475070U CN202320344694.5U CN202320344694U CN219475070U CN 219475070 U CN219475070 U CN 219475070U CN 202320344694 U CN202320344694 U CN 202320344694U CN 219475070 U CN219475070 U CN 219475070U
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- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model discloses a microcystin water sample collector, and relates to the technical field of water sample collection. The utility model comprises a sampling tank, wherein the sampling tank is made of transparent materials, a filter cavity is formed in the sampling tank, a stainless steel screen and a filter membrane decompression and filtration device are arranged in the filter cavity, the filter membrane decompression and filtration device is positioned below the stainless steel screen, a storage cavity is formed in the inner wall of the sampling tank and positioned on the outer side of the filter cavity in an annular mode, a liquid outlet of the filter membrane decompression and filtration device is communicated with the storage cavity, a compression bar is inserted in the guide hole, and a compression plate capable of sliding with the filter cavity in a sealing mode is arranged at the bottom of the compression bar. According to the utility model, the stainless steel sieve, the water storage container and the filter membrane decompression and filtration device are integrated, and through the optimized design of the structure and the materials, the water sample meeting the standard requirements can be operated and collected at one time, so that the water sample sampling device is convenient to carry, simple to operate and difficult to make mistakes in the sampling process.
Description
Technical Field
The utility model relates to the technical field of water sample collection, in particular to a microcystin water sample collector.
Background
The microcystins are cyclic heptapeptide toxin metabolites produced by microcystis aeruginosa, anabaena water bloom, oscillatoria and the like in cyanobacteria, have strong carcinogenicity, and can induce liver cancer after long-term drinking of water rich in high-concentration microcystins, so that the microcystins produced in water seriously threaten drinking water safety. The concentration value of microcystin-LR in the centralized domestic drinking water source area is not higher than 0.001 mg/L, and the microcystin-LR is a necessary measurement index of the centralized domestic drinking water source area.
The analysis method used at present is "determination of microcystin in water", and the water sample collection method specified in the method is: the water sample is collected by a water sampler and filtered by a 500-mesh stainless steel screen, most plankton and suspended matters in the water sample are removed, the filtered water sample is taken to be placed in a glass filter, the water sample is subjected to reduced pressure filtration by a filter membrane in sequence, and 1000mL of filtrate is accurately measured and placed in a brown reagent bottle. In the sampling process, the steps are complicated, and the number of used appliances is large, so that errors are easy to occur, the sampling is not in accordance with the standard requirements, and the plurality of appliances are required to be carried, so that the field operation is inconvenient.
Disclosure of Invention
The utility model aims at: the utility model provides a microcystin water sample collector, which aims to solve the problems that in the sampling process, the steps are complicated, the number of used appliances is large, errors are easy to occur, the sampling is not in accordance with the standard requirements, and the number of the appliances is large, so that the field operation is inconvenient.
The utility model adopts the following technical scheme for realizing the purposes:
the microcystin water sample collector comprises a sampling tank, wherein the sampling tank is made of transparent materials, a filter cavity is formed in the sampling tank, a stainless steel screen and a filter membrane decompression filter device are arranged in the filter cavity, the filter membrane decompression filter device is located below the stainless steel screen, a storage cavity is formed in the inner wall of the sampling tank and in the outer side of the filter cavity in an annular mode, a liquid outlet of the filter membrane decompression filter device is communicated with the storage cavity, a support is fixedly connected to the top of the filter cavity, a guide hole is formed in the support, a compression rod is inserted in the guide hole, a top spring is arranged between the compression rod and the support, and a pressing plate capable of sliding with the filter cavity in a sealing mode is arranged at the bottom of the compression rod;
the device also comprises a quantifying mechanism arranged in the storage cavity, wherein the quantifying mechanism can limit the storage quantity of filtered water in the storage cavity, an adjusting mechanism is arranged in the quantifying mechanism, and the adjusting mechanism can adjust the quantifying range of the quantifying mechanism.
Further, the quantitative mechanism comprises a quantitative air cavity arranged at the top in the storage cavity, a quantitative gauge block extending into the storage cavity is connected in a sliding manner in the quantitative air cavity, a quantitative spring is arranged between the quantitative gauge block and the quantitative air cavity, and the quantitative mechanism further comprises a floating plate connected in the storage cavity in a sliding manner.
Further, a locking air cavity communicated with the quantitative air cavity is formed in the support, a clamping groove is linearly formed in the outer side of the compression bar, a piston clamping rod is connected to the inner portion of the locking air cavity in a sealing sliding mode, and the piston clamping rod can be clamped in the clamping groove.
Further, the adjusting mechanism comprises an adjusting air cavity arranged in the quantitative block, the inside of the adjusting air cavity is connected with a telescopic block in a sliding manner, and an adjusting spring is arranged between the telescopic block and the inner wall of the adjusting air cavity;
the sampling tank is characterized by further comprising a control air cavity arranged inside the sampling tank, the control air cavity is connected with the adjusting air cavity through an air pipe, a control air plate is slidably connected inside the control air cavity, a control screw is rotatably arranged on the outer side of the control air plate, a threaded hole penetrating to the outside is formed in the inner wall of the control air cavity, and the control screw is in threaded connection with the threaded hole.
Further, a conical opening is formed in the top of the filter cavity, and the minimum radius of the conical opening is the same as the radius of the filter cavity.
Further, the stainless steel screen is a 500-mesh stainless steel screen, a funnel is arranged at the bottom of the stainless steel screen, and the bottom end of the funnel is connected with a liquid inlet of the filter membrane decompression and filtration device.
Further, the top of the pressure plate is of an inclined design.
Further, a drain valve is arranged on the outer side of the storage cavity, and a sealing rotary sleeve is connected to the outer side of the drain valve in a threaded mode.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the stainless steel sieve, the water storage container and the filter membrane decompression and filtration device are integrated, and through the optimized design of the structure and the materials, the water sample meeting the standard requirements can be operated and collected at one time, so that the water sample sampling device is convenient to carry, simple to operate, high-efficiency and rapid, and is not easy to make mistakes in the sampling process.
2. According to the utility model, the device is provided with the pressing plate which is in sealing fit with the filter cavity, so that the device can be used for accelerating the filtration, and meanwhile, a certain amount of filtered water can be stably stored in the storage cavity, and the filtration efficiency is high.
3. According to the utility model, through the arrangement of the adjusting mechanism, different amounts of filtered water can be stored in the storage cavity, so that the device is applicable to different sampling requirements.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2 in accordance with the present utility model;
fig. 4 is an enlarged schematic view of portion B of fig. 2 in accordance with the present utility model.
Reference numerals: 1. a sampling tank; 2. a filter chamber; 3. stainless steel screen; 4. a filter membrane decompression and filtration device; 5. a storage chamber; 6. a floating plate; 7. a bracket; 8. a compression bar; 9. a clamping groove; 10. a top spring; 11. a pressing plate; 12. quantitative air cavity; 13. a fixed gauge block; 14. a quantitative spring; 15. locking the air cavity; 16. a piston clamping rod; 17. adjusting the air cavity; 18. a telescopic block; 19. an adjusting spring; 20. controlling the air cavity; 21. controlling an air plate; 22. and (5) controlling a screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-4, the microcystin water sample collector comprises a sampling tank 1, wherein the sampling tank 1 is made of transparent materials, a filter cavity 2 is formed in the sampling tank 1, a stainless steel screen 3 and a filter membrane decompression filter device 4 are arranged in the filter cavity 2, the filter membrane decompression filter device 4 is positioned below the stainless steel screen 3, a storage cavity 5 is formed in the inner wall of the sampling tank 1 and in the outer side of the filter cavity 2 in an annular mode, a liquid outlet of the filter membrane decompression filter device 4 is communicated with the storage cavity 5, a support 7 is fixedly connected to the top of the filter cavity 2, a guide hole is formed in the support 7, a compression bar 8 is inserted in the guide hole, a top spring 10 is arranged between the compression bar 8 and the support 7, and a pressing plate 11 capable of sliding with the filter cavity 2 in a sealing mode is arranged at the bottom of the compression bar 8;
the device also comprises a quantifying mechanism arranged in the storage cavity 5, wherein the quantifying mechanism can limit the storage quantity of filtered water in the storage cavity 5, an adjusting mechanism is arranged in the quantifying mechanism, and the quantifying range of the quantifying mechanism can be adjusted by the adjusting mechanism.
The filter cavity 2 and the storage cavity 5 are arranged in the sampling tank 1, the stainless steel sieve 3 and the filter membrane decompression filter device 4 are arranged in the filter cavity 2, the stainless steel sieve, the water storage container and the filter membrane decompression filter device are integrated, the filter cavity 2 is positioned in the middle of the storage cavity 5, and the filtration is completed in the middle of the storage cavity 5, so that the occupied space of the device is greatly saved, the carrying is convenient, the filtration can be realized only by adding water into the filter cavity 2, the operation is simple, and the sampling process is not easy to make mistakes;
meanwhile, through the design of the pressing plate 11, the pressing plate 11 is pressed down during filtering, the pressing plate 11 extrudes water, so that water can be filtered quickly, efficiently and quickly, and filtered water can be ensured to stably enter the storage cavity 5;
simultaneously, under the setting of the quantifying mechanism, the storage cavity 5 can store the wanted amount of filtered water, the use is convenient, and simultaneously, the quantifying range of the quantifying mechanism is regulated by the regulating mechanism, so that the device can be suitable for different sampling requirements.
As shown in fig. 4, in some embodiments, the quantifying mechanism includes a quantifying air cavity 12 provided at the top inside the storage cavity 5, a quantifying block 13 extending into the storage cavity 5 is slidingly connected inside the quantifying air cavity 12, a quantifying spring 14 is provided between the quantifying block 13 and the quantifying air cavity 12, and the quantifying mechanism further includes a floating plate 6 slidingly connected in the storage cavity 5.
When the filtered water is stored in the storage cavity 5, the water level in the storage cavity 5 rises, the water level pushes the floating plate 6 to rise, when the floating plate 6 rises to the position of the fixed block 13, the floating plate 6 is limited to rise under the action of the fixed block 13, the floating plate 6 is limited to enter the water in the storage cavity 5, and then the filtered water in the storage cavity 5 can be quantified.
As shown in fig. 3, in some embodiments, a locking air cavity 15 that is communicated with the quantitative air cavity 12 is provided in the bracket 7, a clamping groove 9 is linearly provided on the outer side of the compression bar 8, a piston clamping rod 16 is connected to the inner part of the locking air cavity 15 in a sliding and sealing manner, and the piston clamping rod 16 can be clamped in the clamping groove 9.
When the filtered water is stored in the storage cavity 5, the water level in the storage cavity 5 rises, the water level pushes the floating plate 6 to rise, when the floating plate 6 rises to the position of the fixed block 13, the fixed block 13 pushes the fixed block 13 to push the fixed air cavity 12, air in the fixed air cavity 12 enters the locking air cavity 15, air pressure in the locking air cavity 15 increases, the air pressure pushes the piston clamping rod 16 to slide, the piston clamping rod 16 is inserted in the clamping groove 9, the piston clamping rod 16 locks the pressure rod 8, the pressure rod 8 locks the pressure plate 11, the pressure plate 11 blocks the filter cavity 2, further, the limiting device can be used continuously, more visual judgment can be made that the water intake reaches the requirement, and meanwhile, the fixed block 13 can push the fixed air cavity 12 only when the pressure plate 11 extrudes the filtered water, so that the pressure plate 11 can block the filter cavity 2.
As shown in fig. 4, in some embodiments, the adjusting mechanism comprises an adjusting air cavity 17 arranged inside the quantifying block 13, a telescopic block 18 is slidably connected inside the adjusting air cavity 17, and an adjusting spring 19 is arranged between the telescopic block 18 and the inner wall of the adjusting air cavity 17;
the sampling tank is characterized by further comprising a control air cavity 20 arranged in the sampling tank 1, the control air cavity 20 is connected with the adjusting air cavity 17 through an air pipe, a control air plate 21 is slidably connected in the control air cavity 20, a control screw rod 22 is rotatably arranged on the outer side of the control air plate 21, a threaded hole penetrating to the outside is formed in the inner wall of the control air cavity 20, and the control screw rod 22 is in threaded connection with the threaded hole.
By rotating the control screw 22, the control screw 22 moves under the action of the threaded hole, the control screw 22 drives the control air plate 21 to slide, the control air plate 21 changes the air pressure in the adjusting air cavity 17 through the control air cavity 20, the air pressure in the adjusting air cavity 17 is adjusted, the extension length of the telescopic block 18 is changed, the whole length of the fixed block 13 is further changed, the fixed range in the storage cavity 5 can be changed through the cooperation of the fixed block 13 and the floating plate 6, and the control is convenient.
In some embodiments, as shown in fig. 2, the top of the filter cavity 2 is provided with a conical opening, the smallest radius of which is the same as the radius of the filter cavity 2, so that the device can continue to add water when the pressure plate 11 moves into the conical opening.
As shown in fig. 2, in some embodiments, the stainless steel screen 3 is a 500 mesh stainless steel screen, a funnel is arranged at the bottom of the stainless steel screen 3, the bottom end of the funnel is connected with the liquid inlet of the filter membrane decompression filter device 4, and by the design, water filtered by the stainless steel screen 3 can smoothly flow into the filter membrane decompression filter device 4, and the filtration is stable.
As shown in FIG. 2, in some embodiments, the top of the platen 11 is sloped to prevent water from building up on the platen 11 during filtration, resulting in contamination of the platen 11.
As shown in fig. 1, in some embodiments, a drain valve is provided on the outside of the storage chamber 5, and a sealing screw is screwed on the outside of the drain valve, by which the filtered water stored in the storage chamber 5 is conveniently discharged.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The microcystin water sample collector comprises a sampling tank (1), and is characterized in that the sampling tank (1) is made of transparent materials, a filter cavity (2) is formed in the sampling tank (1), a stainless steel screen (3) and a filter membrane decompression filter device (4) are arranged in the filter cavity (2), the filter membrane decompression filter device (4) is located below the stainless steel screen (3), a storage cavity (5) is formed in the inner wall of the sampling tank (1) and located on the outer side of the filter cavity (2) in an annular mode, a liquid outlet of the filter membrane decompression filter device (4) is communicated with the storage cavity (5), a support (7) is fixedly connected to the top of the filter cavity (2), a guide hole is formed in the support (7), a compression rod (8) is inserted in the guide hole, a top spring (10) is arranged between the compression rod (8) and the support (7), and a compression plate (11) capable of sliding with the filter cavity (2) in a sealing mode is arranged at the bottom of the compression rod (8).
The device also comprises a quantifying mechanism arranged in the storage cavity (5), wherein the quantifying mechanism can limit the storage quantity of filtered water in the storage cavity (5), an adjusting mechanism is arranged in the quantifying mechanism, and the adjusting mechanism can adjust the quantifying range of the quantifying mechanism.
2. The microcystin water sample collector according to claim 1, wherein the quantifying mechanism comprises a quantifying air cavity (12) arranged at the inner top of the storage cavity (5), a quantifying block (13) extending into the storage cavity (5) is slidingly connected inside the quantifying air cavity (12), a quantifying spring (14) is arranged between the quantifying block (13) and the quantifying air cavity (12), and the microcystin water sample collector further comprises a floating plate (6) slidingly connected in the storage cavity (5).
3. The microcystin water sample collector according to claim 2, wherein a locking air cavity (15) communicated with the quantitative air cavity (12) is formed in the bracket (7), a clamping groove (9) is linearly formed in the outer side of the compression rod (8), a piston clamping rod (16) is connected to the inner portion of the locking air cavity (15) in a sealing sliding manner, and the piston clamping rod (16) can be clamped in the clamping groove (9).
4. The microcystin water sample collector according to claim 3, wherein the regulating mechanism comprises a regulating air cavity (17) arranged in the quantitative block (13), a telescopic block (18) is connected in the regulating air cavity (17) in a sliding manner, and a regulating spring (19) is arranged between the telescopic block (18) and the inner wall of the regulating air cavity (17);
the device is characterized by further comprising a control air cavity (20) arranged inside the sampling tank (1), wherein the control air cavity (20) is connected with the adjusting air cavity (17) through an air pipe, a control air plate (21) is connected inside the control air cavity (20) in a sliding mode, a control screw rod (22) is rotatably arranged on the outer side of the control air plate (21), a threaded hole penetrating to the outside is formed in the inner wall of the control air cavity (20), and the control screw rod (22) is connected in the threaded hole in a threaded mode.
5. The microcystin water sample collector according to any one of claims 1-4, wherein the top of the filter chamber (2) is provided with a conical opening, and the smallest radius of the conical opening is the same as the radius of the filter chamber (2).
6. The microcystin water sample collector according to claim 5, wherein the stainless steel screen (3) is a 500-mesh stainless steel screen, a funnel is arranged at the bottom of the stainless steel screen (3), and the bottom end of the funnel is connected with a liquid inlet of the filter membrane decompression and filtration device (4).
7. Microcystin water sample collector according to claim 6, wherein the top of the platen (11) is of a sloped design.
8. The microcystin water sample collector according to claim 7, wherein a drain valve is arranged on the outer side of the storage cavity (5), and a sealing rotary sleeve is connected to the outer side of the drain valve in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320344694.5U CN219475070U (en) | 2023-02-27 | 2023-02-27 | Microcystin water sample collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320344694.5U CN219475070U (en) | 2023-02-27 | 2023-02-27 | Microcystin water sample collector |
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| CN219475070U true CN219475070U (en) | 2023-08-04 |
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| CN202320344694.5U Active CN219475070U (en) | 2023-02-27 | 2023-02-27 | Microcystin water sample collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117534259A (en) * | 2023-12-25 | 2024-02-09 | 瑞盛环境股份有限公司 | micro-electrolysis-Fenton combined process chemical wastewater treatment device and treatment process |
-
2023
- 2023-02-27 CN CN202320344694.5U patent/CN219475070U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117534259A (en) * | 2023-12-25 | 2024-02-09 | 瑞盛环境股份有限公司 | micro-electrolysis-Fenton combined process chemical wastewater treatment device and treatment process |
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