CN113218707A - A sewage sampling device for environmental monitoring - Google Patents
A sewage sampling device for environmental monitoring Download PDFInfo
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- CN113218707A CN113218707A CN202110430283.3A CN202110430283A CN113218707A CN 113218707 A CN113218707 A CN 113218707A CN 202110430283 A CN202110430283 A CN 202110430283A CN 113218707 A CN113218707 A CN 113218707A
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- sewage
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- sewage sampling
- sampling tube
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- 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
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- Hydrology & Water Resources (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sewage sampling device for environmental monitoring, which comprises a sewage sampling tube and a sampling box for placing the sewage sampling tube, wherein the sewage sampling tube mainly comprises a tube body and a piston rod which is movably arranged in the tube body and used for extracting sewage, the tube body is of a hollow cylindrical structure with openings at two ends, and the bottom of the tube body is provided with an annular flange; the piston rod mainly comprises a piston body, a connecting rod and a holding part arranged at the top of the connecting rod, wherein the top of the piston body is provided with a connecting seat, the diameter of the connecting seat is smaller than that of the piston body, a connecting hole with an internal thread is formed in the middle position of the top of the connecting seat, an external thread is arranged on the side wall of the lower part of the connecting rod and detachably connected with the connecting seat through the external thread, an external thread is arranged on the outer wall of the lower part of the pipe body, a bottom cover is detachably screwed through the external thread, and an O-shaped ring for enhancing the sealing performance when the cover is closed is arranged in the bottom cover.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to a sewage sampling device for environmental monitoring.
Background
The water environment monitoring is to take the water environment as an object, carry out qualitative, quantitative and systematic comprehensive analysis on pollutants and related components thereof by using physical, chemical and biological technical means, and require that the water environment monitoring data have representativeness, accuracy, precision, parallelism, repeatability, integrity and comparability in order to enable the monitoring data to accurately reflect the quality current situation of the water environment and predict the water environment pollution development trend.
Present environmental monitoring sewage sample mode, generally be laboratory staff manual collection, need two people's cooperation during the collection, alone draw the sampler alone and take the sewage sample, the operation of this kind of mode is too loaded down with trivial details, be difficult to guarantee the stability that water liquid was got backward, and more or less have some sewage impurity in the collection, influence the test result and the time that the extension detected, furthermore, also need carry out sampling analysis in advance to sewage in sewage treatment process in order to improve sewage treatment effect, need carry out many places sampling when the sampling, current sewage sampling device function is comparatively single, be solitary tubular structure usually, consequently, transport the sample to the in-process of laboratory inconvenient or the easy emergence seepage of taking.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sewage sampling device for environment monitoring, which has a simple structure and high sampling efficiency and avoids the direct contact of hands with sewage during sampling, aiming at the defects of the prior art.
The invention aims to solve the technical scheme that the sewage sampling device for environment monitoring comprises a sewage sampling tube and a sampling box for placing the sewage sampling tube, wherein the sewage sampling tube mainly comprises a tube body and a piston rod which is movably arranged in the tube body and used for extracting sewage, the tube body is of a hollow cylindrical structure with openings at two ends, and the bottom of the tube body is provided with an annular flange; the piston rod mainly comprises a piston body, a connecting rod and a holding part arranged at the top of the connecting rod, wherein the top of the piston body is provided with a connecting seat, the diameter of the connecting seat is smaller than that of the piston body, a connecting hole with an internal thread is formed in the middle position of the top of the connecting seat, an external thread is arranged on the side wall of the lower part of the connecting rod and detachably connected with the connecting seat through the external thread, an external thread is arranged on the outer wall of the lower part of the pipe body, a bottom cover is detachably screwed through the external thread, and an O-shaped ring for enhancing the sealing performance when the cover is closed is arranged in the bottom cover.
Furthermore, the sampling box mainly comprises a box body and a box body cover covering the box body, wherein a movable handle and a lock catch are arranged on the box body cover, a sampling tube placing area and a tool containing bin are arranged in the box body, and at least four placing grooves for placing sewage sampling tubes are formed in the sampling tube placing area; the height of box is greater than the height of sewage sampling tube so that the bottom of sewage sampling tube is unsettled in the box when the sewage sampling tube is placed in the sampling tube placing area.
Furthermore, the outer protrusion is provided with rubber gaskets corresponding to the positions and the number of the placing grooves on the inner wall of the box cover, the top of the tool storage bin is provided with a protective cover capable of opening or closing the tool storage bin, and the side wall of the lower part of the tool storage bin is provided with a sewage discharge outlet.
Further, the outer surface of the holding part is provided with a layer of soft rubber sleeve, and the outer wall of the pipe body is provided with a volume graduated scale for indicating the sewage extraction amount.
The invention has the beneficial technical effects that: the sewage sampling device is simple in structure and convenient to use, the sewage sampling tube is placed in the sampling box, the sampling box can effectively protect the sewage sampling tube and can also place other tools used in sampling, such as gloves, towels and the like, so that the pollution of the sewage sampling tool to the placing environment is avoided; the sewage sampling tube only needs to empty the air in the tube body first when sampling, then through the piston rod with sewage extract to the tube body can, avoided stretching into in the sewage with the hand and take a sample.
Drawings
FIG. 1 is a schematic view of a sampling box according to the present invention;
FIG. 2 is a schematic structural view of the sewage sampling tube of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the sewage sampling device for environmental monitoring of the present invention comprises a sewage sampling tube 1 and a sampling box 2 for placing the sewage sampling tube 1, wherein the sewage sampling tube 1 mainly comprises a tube body 11 and a piston rod movably disposed in the tube body 11 for extracting sewage, the tube body 11 is a hollow cylindrical structure with openings at two ends, and the bottom of the tube body 11 is provided with an annular flange 12; the piston rod mainly comprises a piston body 13, a connecting rod 14 and a hand holding portion 15 arranged at the top of the connecting rod 14, wherein a connecting seat 16 is arranged at the top of the piston body 13, the diameter of the connecting seat 16 is smaller than that of the piston body 13, a connecting hole with an internal thread is formed in the middle of the top of the connecting seat 16, an external thread is arranged on the side wall of the lower portion of the connecting rod 14 and detachably connected with the connecting seat 16 through the external thread, an external thread is arranged on the outer wall of the lower portion of the pipe body 11, a bottom cover 17 is detachably screwed on the external thread, and an O-shaped ring 18 used for enhancing the sealing performance when the cover is closed is arranged in the bottom cover 17. The outer surface of the hand holding part 15 is provided with a layer of soft rubber sleeve, and the outer wall of the pipe body 11 is provided with a volume graduated scale for indicating the sewage extraction amount.
When using, only need earlier the air evacuation in the body 11, then put into the sewage of treating the sample with the lower tip of body 11, through the piston rod with sewage extraction to the body 11 in can, after the extraction is accomplished lift connecting rod 14 off from connecting seat 16, then with bottom 17 lid close the bottom of body can, the piston rod can be complete take out from the body 11 to in washing and reutilization.
Referring to fig. 1, the sampling box 2 mainly comprises a box body 21 and a box body cover 22 covering the box body 21, wherein a movable handle and a lock catch are arranged on the box body cover 22, a sampling tube placing area 23 and a tool storage bin 24 are arranged in the box body 21, and at least four placing grooves 25 for placing sewage sampling tubes are arranged in the sampling tube placing area 23; the height of the box body 21 is larger than that of the sewage sampling tube 1, so that the bottom of the sewage sampling tube 1 is suspended in the box body 21 when the sewage sampling tube 1 is placed in the sampling tube placing area 23. The rubber gaskets 26 corresponding to the positions and the number of the placing grooves 25 are convexly arranged on the inner wall of the box body cover 22, after the sewage sampling pipe 1 is placed in the placing grooves 25, the box body cover 22 is covered, so that the rubber gaskets 26 can be pressed on the sewage sampling pipe 1, and the damage caused by shaking of the sewage sampling pipe 1 in the transportation process is avoided. The top of the tool storage bin 24 is provided with a protective cover 27 capable of opening or closing the tool storage bin, and the lower side wall of the tool storage bin 24 is provided with a sewage outlet 28. After sampling is completed, tools such as a detached link or a wiped towel can be placed in the tool storage 24.
The sewage sampling device is simple in structure and convenient to use, the sewage sampling tube is placed in the sampling box, the sampling box can effectively protect the sewage sampling tube and can also place other tools used in sampling, such as gloves, towels and the like, so that the pollution of the sewage sampling tool to the placing environment is avoided; the sewage sampling tube only needs to empty the air in the tube body first when sampling, then through the piston rod with sewage extract to the tube body can, avoided stretching into in the sewage with the hand and take a sample.
The specific embodiments described herein are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (4)
1. The utility model provides a sewage sampling device for environmental monitoring, includes the sewage sampling tube and is used for placing the sampling case of sewage sampling tube, its characterized in that: the sewage sampling tube mainly comprises a tube body and a piston rod movably arranged in the tube body and used for pumping sewage, the tube body is of a hollow cylindrical structure with openings at two ends, and the bottom of the tube body is provided with an annular flange; the piston rod mainly comprises a piston body, a connecting rod and a holding part arranged at the top of the connecting rod, wherein the top of the piston body is provided with a connecting seat, the diameter of the connecting seat is smaller than that of the piston body, a connecting hole with an internal thread is formed in the middle position of the top of the connecting seat, an external thread is arranged on the side wall of the lower part of the connecting rod and detachably connected with the connecting seat through the external thread, an external thread is arranged on the outer wall of the lower part of the pipe body, a bottom cover is detachably screwed through the external thread, and an O-shaped ring for enhancing the sealing performance when the cover is closed is arranged in the bottom cover.
2. The effluent sampling unit for environmental monitoring as claimed in claim 1, wherein: the sampling box mainly comprises a box body and a box body cover covering the box body, wherein a movable handle and a lock catch are arranged on the box body cover, a sampling tube placing area and a tool containing bin are arranged in the box body, and at least four placing grooves for placing sewage sampling tubes are formed in the sampling tube placing area; the height of box is greater than the height of sewage sampling tube so that the bottom of sewage sampling tube is unsettled in the box when the sewage sampling tube is placed in the sampling tube placing area.
3. The effluent sampling unit for environmental monitoring as claimed in claim 2, wherein: the outer convex is provided with the rubber packing ring that corresponds with standing groove position and quantity on the inner wall of box lid, the top of instrument collecting storage is provided with the protective cover that can open or close this instrument collecting storage, has seted up the drain on the lower part lateral wall of instrument collecting storage.
4. A sewage sampling apparatus for environmental monitoring according to claim 2 or 3, wherein: the outer surface of the holding part is provided with a layer of soft rubber sleeve, and the outer wall of the pipe body is provided with a volume graduated scale for indicating the sewage extraction amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430283.3A CN113218707A (en) | 2021-04-21 | 2021-04-21 | A sewage sampling device for environmental monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430283.3A CN113218707A (en) | 2021-04-21 | 2021-04-21 | A sewage sampling device for environmental monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113218707A true CN113218707A (en) | 2021-08-06 |
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ID=77088199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110430283.3A Pending CN113218707A (en) | 2021-04-21 | 2021-04-21 | A sewage sampling device for environmental monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113218707A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544892A (en) * | 2021-12-15 | 2022-05-27 | 中国水产科学研究院黄海水产研究所 | Marine ranching water quality monitoring equipment |
| CN116839994A (en) * | 2023-08-08 | 2023-10-03 | 东莞市瑞德丰生物科技有限公司 | Quick pesticide concentration detection sampling equipment and sampling method thereof |
| CN117433840A (en) * | 2023-11-29 | 2024-01-23 | 河北省地质环境监测院 | Portable water quality sampling and detecting device |
-
2021
- 2021-04-21 CN CN202110430283.3A patent/CN113218707A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544892A (en) * | 2021-12-15 | 2022-05-27 | 中国水产科学研究院黄海水产研究所 | Marine ranching water quality monitoring equipment |
| CN116839994A (en) * | 2023-08-08 | 2023-10-03 | 东莞市瑞德丰生物科技有限公司 | Quick pesticide concentration detection sampling equipment and sampling method thereof |
| CN117433840A (en) * | 2023-11-29 | 2024-01-23 | 河北省地质环境监测院 | Portable water quality sampling and detecting device |
| CN117433840B (en) * | 2023-11-29 | 2024-04-09 | 河北省地质环境监测院 | Portable water quality sampling and detecting device |
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