CN217819530U - Sampling tool for experiments based on environment detection - Google Patents
Sampling tool for experiments based on environment detection Download PDFInfo
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- CN217819530U CN217819530U CN202221437750.1U CN202221437750U CN217819530U CN 217819530 U CN217819530 U CN 217819530U CN 202221437750 U CN202221437750 U CN 202221437750U CN 217819530 U CN217819530 U CN 217819530U
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Abstract
The utility model discloses a sampling tool for experiments based on environmental detection belongs to environmental detection's sampling tool field for experiments. An environmental detection-based laboratory sampling tool, comprising: the measuring device comprises a measuring cylinder, an air suction port is arranged on the measuring cylinder, an air suction component is arranged on the air suction port, a liquid inlet is arranged on the measuring cylinder, a connecting pipe is connected to the liquid inlet in a threaded manner, an extension pipe is arranged on the connecting pipe and is arranged at one end close to the measuring cylinder, and a hose is arranged at one end, far away from the extension pipe, of the connecting pipe; the utility model discloses but one-hand operation, comparatively simple when taking a sample to liquid, the level is placed and is convenient for observe and draw what of liquid, and the influence that gas brought when reducing the sample, and then effectual reduction experimental error.
Description
Technical Field
The utility model relates to an environment measuring's sampling tool technical field for the experiments especially relates to a sampling tool for experiments based on environment measuring.
Background
The water environment detection is based on the water circulation rule, such as precipitation, surface water and underground water, and can monitor the quality and quantity of water and various artificial and natural factors influencing the ecology and the environment quality in the water body at regular time or at any time. Most of existing sampling tools for environment detection need to be held by a hand when detecting the water environment, and sampling data are inaccurate due to unstable level and gas at a liquid drawing port, so that experimental data are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and need handheld sampling device when detecting the water environment among the prior art, because the horizontal unstability causes the sample data inaccurate with the gaseous reason of drawing liquid mouth to influence the problem of experimental data, and the sampling tool for the experiment based on environmental detection that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an environmental detection-based laboratory sampling tool, comprising: the measuring cylinder is provided with an air exhaust port, the air exhaust port is provided with an air exhaust assembly, the measuring cylinder is provided with a liquid inlet, the liquid inlet is connected with a connecting pipe in a threaded manner, the connecting pipe is provided with an extension pipe, the extension pipe is arranged at one end close to the measuring cylinder, and one end, away from the extension pipe, of the connecting pipe is provided with a hose.
Preferably, the air exhaust assembly comprises an air bag, an air outlet and an air inlet are respectively formed in two ends of the air bag, a first external thread is arranged on the air exhaust opening, first internal threads corresponding to the first external thread are arranged on the air outlet and the air inlet, and a one-way valve is arranged in the air outlet and the air inlet.
Preferably, the air exhaust assembly further comprises an air exhaust pipe, one end of the air exhaust pipe is provided with an air exhaust nozzle corresponding to the air exhaust opening, one end of the air exhaust pipe, far away from the air exhaust nozzle, is provided with a piston in a sealing sliding mode, the piston is provided with a connecting rod, and one end, far away from the piston, of the connecting rod is provided with a pressing head.
Preferably, one end of the exhaust tube, which is far away from the exhaust nozzle, is provided with a limiting block, and the pressing head is provided with a through hole, and the through hole penetrates through the pressing head, the connecting rod and the piston.
Preferably, the bottom of the measuring cylinder is symmetrically provided with at least four supporting legs, one end of each supporting leg, which is far away from the measuring cylinder, is connected with a supporting rod in a threaded manner, one end of each supporting rod, which is far away from the supporting legs, is provided with a supporting leg, and one end of each supporting leg, which is far away from the supporting rod, is provided with a chamfer.
Preferably, the measuring cylinder is provided with scale marks and is made of transparent glass.
Compared with the prior art, the utility model provides a sampling tool for experiments based on environmental detection possesses following beneficial effect:
1. this sampling tool for experiments based on environment detection, make the measuring cylinder level place through the adjustment bracing piece, then insert the extension pipe inside the measuring cylinder through the inlet, and through connecting pipe and inlet sealing connection, the extension pipe extends to measuring cylinder bottom this moment, then the gasbag makes air inlet and extraction opening sealing connection through the screw thread, through inserting the hose in the container that needs the sample, press down the gasbag and continuously extract the gas in the measuring cylinder under the effect of check valve, make and produce the negative pressure in the measuring cylinder, and then make liquid pass through the hose, connecting pipe and extension pipe get into in the measuring cylinder, extract quantitative liquid through observing the scale mark, through taking out gas mouth and extraction opening threaded connection, then plug up the through-hole on the pressing head and take out the pressing head with the hand, and then drive the piston upward movement through the connecting rod, and then make and produce the negative pressure and extract liquid in the measuring cylinder, one-hand operation, it is comparatively simple when taking a sample to liquid, the level is placed and is convenient for observing how much of drawing liquid, reduce the influence that gaseous when taking a sample, and then effectual reduction experiment error.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses but one-hand operation, it is comparatively simple when taking a sample to liquid, the level is placed and is convenient for observe and draw how much of liquid, and the influence that gas brought when reducing the sample, and then effectual reduction experimental error.
Drawings
Fig. 1 is a schematic structural diagram of an experimental sampling tool based on environmental detection according to the present invention;
fig. 2 is a schematic cross-sectional view of an experimental sampling tool based on environmental detection according to the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2 of an experimental sampling tool based on environmental detection according to the present invention;
fig. 4 is an enlarged schematic view of a portion B in fig. 2 of an experimental sampling tool based on environmental detection according to the present invention;
fig. 5 is an enlarged schematic view of a portion C in fig. 2 of an experimental sampling tool based on environmental detection according to the present invention;
fig. 6 is a schematic partial cross-sectional view of an experimental sampling tool based on environmental detection according to the present invention;
fig. 7 is the utility model provides a D part enlargies the sketch map in sampling tool for experiments based on environmental detection in fig. 6
Fig. 8 is a schematic view of a local structure of an experimental sampling tool based on environmental detection.
In the figure: 1. a measuring cylinder; 101. supporting legs; 102. a support bar; 103. supporting legs; 104. scale lines; 105. an air exhaust port; 106. a liquid inlet; 2. a connecting pipe; 201. an extension tube; 202. a hose; 3. an air bag; 301. an air outlet; 302. an air inlet; 4. an air exhaust pipe; 401. a piston; 402. a suction nozzle; 403. a connecting rod; 404. a pressing head; 405. a through hole; 406. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 and simplicity of description, and 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 therefore, should not be construed as limiting the present invention.
Referring to fig. 1-8, an environmental detection based laboratory sampling tool includes: the measuring cylinder 1 is provided with the extraction opening 105 on the measuring cylinder 1, is provided with the subassembly of bleeding on the extraction opening 105, is provided with inlet 106 on the measuring cylinder 1, and threaded connection has connecting pipe 2 on the inlet 106, is provided with extension pipe 201 on the connecting pipe 2, and extension pipe 201 sets up in the one end that is close to measuring cylinder 1, and the one end that extension pipe 201 was kept away from to connecting pipe 2 is provided with hose 202.
Referring to fig. 1-8, the air pumping assembly comprises an air bag 3, an air outlet 301 and an air inlet 302 are respectively arranged at two ends of the air bag 3, a first external thread is arranged on the air pumping port 105, first internal threads corresponding to the first external thread are respectively arranged on the air outlet 301 and the air inlet 302, and a check valve is respectively arranged in the air outlet 301 and the air inlet 302.
Referring to fig. 1-8, the air extracting assembly further includes an air extracting tube 4, an air extracting nozzle 402 corresponding to the air extracting opening 105 is disposed at one end of the air extracting tube 4, a piston 401 is hermetically slid at one end of the air extracting tube 4 far from the air extracting nozzle 402, a connecting rod 403 is disposed on the piston 401, and a pressing head 404 is disposed at one end of the connecting rod 403 far from the piston 401.
Referring to fig. 1-8, a limit block 406 is disposed at an end of the air extracting tube 4 away from the air extracting nozzle 402, a through hole 405 is disposed on the pressing head 404, and the through hole 405 penetrates through the pressing head 404, the connecting rod 403 and the piston 401.
Referring to fig. 1-8, the bottom of the measuring cylinder 1 is symmetrically provided with at least four supporting legs 101, one end of each supporting leg 101, which is far away from the measuring cylinder 1, is in threaded connection with a supporting rod 102, one end of each supporting rod 102, which is far away from the supporting leg 101, is provided with a supporting foot 103, and one end of each supporting foot 103, which is far away from the supporting rod 102, is provided with a chamfer.
Referring to fig. 1 to 8, the measuring cylinder 1 is provided with scale lines 104, and the measuring cylinder 1 is made of transparent glass.
The utility model discloses in, place through adjustment bracing piece 102 messenger measuring cylinder 1 level, then insert measuring cylinder 1 inside with extension pipe 201 through inlet 106, and through connecting pipe 2 and inlet 106 sealing connection, extension pipe 201 extends to measuring cylinder 1 bottom this moment, then gasbag 3 makes air inlet 302 and extraction opening 105 sealing connection through the screw thread, through inserting hose 202 in the container that needs the sample, press down gasbag 3 and continuously extract the gas in measuring cylinder 1 under the effect of check valve, make and produce the negative pressure in the measuring cylinder 1, and then make liquid pass through hose 202, connecting pipe 2 and extension pipe 201 get into in the measuring cylinder 1, through observing scale mark 104 extraction quantitative liquid, through with extraction opening 402 and extraction opening 105 threaded connection, then plug up through-hole 405 on the pressing head 404 and pump the pressing head 404 with the hand, and then drive piston 401 upward movement through connecting rod 403, and then make and produce the negative pressure and extract liquid in the measuring cylinder 1, but one-hand operation, it is comparatively simple when taking a sample to the liquid, the level is placed and is convenient for observing and is drawed bringing of liquid, reduce the influence of how much gas when taking a sample, and then effectual reduction experiment error.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An experimental sampling tool based on environmental detection, comprising:
the measuring cylinder (1), be provided with extraction opening (105) on the measuring cylinder (1), be provided with the subassembly of bleeding on the extraction opening (105), be provided with inlet (106) on the measuring cylinder (1), threaded connection has connecting pipe (2) on inlet (106), be provided with extension pipe (201) on connecting pipe (2), extension pipe (201) set up the one end of being close to measuring cylinder (1), the one end that extension pipe (201) were kept away from in connecting pipe (2) is provided with hose (202).
2. The sampling tool for the experiment based on the environmental detection is characterized in that the air exhaust component comprises an air bag (3), an air outlet (301) and an air inlet (302) are respectively arranged at two ends of the air bag (3), a first external thread is arranged on the air exhaust opening (105), a first internal thread corresponding to the first external thread is arranged on each of the air outlet (301) and the air inlet (302), and a one-way valve is arranged in each of the air outlet (301) and the air inlet (302).
3. The experimental sampling tool based on environment detection is characterized in that the air exhaust assembly further comprises an air exhaust pipe (4), one end of the air exhaust pipe (4) is provided with an air exhaust nozzle (402) corresponding to the air exhaust opening (105), one end of the air exhaust pipe (4) far away from the air exhaust nozzle (402) is provided with a piston (401) in a sliding and sealing manner, a connecting rod (403) is arranged on the piston (401), and one end of the connecting rod (403) far away from the piston (401) is provided with a pressing head (404).
4. An experimental sampling tool based on environment detection according to claim 3, characterized in that a limiting block (406) is arranged at one end of the air suction pipe (4) far away from the air suction nozzle (402), a through hole (405) is arranged on the pressing head (404), and the through hole (405) penetrates through the pressing head (404), the connecting rod (403) and the piston (401).
5. The sampling tool for the experiment based on the environmental detection is characterized in that at least four supporting legs (101) are symmetrically arranged at the bottom of the measuring cylinder (1), one ends of the supporting legs (101) far away from the measuring cylinder (1) are connected with supporting rods (102) in a threaded mode, one ends of the supporting rods (102) far away from the supporting legs (101) are provided with supporting feet (103), and one ends of the supporting feet (103) far away from the supporting rods (102) are provided with chamfers.
6. The environmental detection-based experimental sampling tool is characterized in that the measuring cylinder (1) is provided with scale marks (104), and the measuring cylinder (1) is made of transparent glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221437750.1U CN217819530U (en) | 2022-06-09 | 2022-06-09 | Sampling tool for experiments based on environment detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221437750.1U CN217819530U (en) | 2022-06-09 | 2022-06-09 | Sampling tool for experiments based on environment detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217819530U true CN217819530U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221437750.1U Active CN217819530U (en) | 2022-06-09 | 2022-06-09 | Sampling tool for experiments based on environment detection |
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| Country | Link |
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| CN (1) | CN217819530U (en) |
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2022
- 2022-06-09 CN CN202221437750.1U patent/CN217819530U/en active Active
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