CN207675490U - A kind of liquid acquisition device - Google Patents
A kind of liquid acquisition device Download PDFInfo
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- CN207675490U CN207675490U CN201721885198.1U CN201721885198U CN207675490U CN 207675490 U CN207675490 U CN 207675490U CN 201721885198 U CN201721885198 U CN 201721885198U CN 207675490 U CN207675490 U CN 207675490U
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- piston
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- acquisition device
- tubular structure
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Abstract
The utility model discloses a kind of liquid acquisition devices, including lifting rope, lining rope, cylinder and piston, lifting rope is fixed on the side wall both ends of cylinder, lining rope is connected with the top of piston, the top of cylinder offers first through hole, piston is arranged in inner barrel, the diameter of piston is equal with cylinder lumen diameter, and cylinder is divided into first chamber and second chamber by piston, piston does relative motion when sampling, it compresses first chamber and expands second chamber, make non-sampling liquid that first chamber be discharged by first through hole, it samples liquid and enters second chamber by water inlet pipe, non- sampling liquid and sampling liquid are mutually isolated, it is good to sample effect, and the side wall of second chamber offers the second through-hole, second through hole is provided with water inlet pipe, pushing piston can be by sampling liquid discharge, single unit system is simple in structure, it is easy to use.
Description
Technical field
The utility model is related to liquid acquisition field, more particularly to one kind can depthkeeping, and can utilize its own gravity into
The piston type liquid harvester of row liquid acquisition.
Background technology
In the research work of Resources and environmental sciences, the collecting work about rivers,lakes and seas and other fluid samples is
Desk research work expansion basis, investigate sampling operation efficiency height whether, depend primarily on can quickly and easily into
The acquisition of row fluid sample.Therefore, conveniently liquid sample collecting work is the smooth premise that every research work is unfolded.
Existing liquid acquisition device, it is larger not portable in the prevalence of complicated, volume the shortcomings of, and patent
CN202471459U disclose it is a kind of can depthkeeping piston type water sampler, although the water sample of certain depth can be collected,
But since hydrophore opening is arranged in bottom, it has not been convenient to the taking-up of water sample, and use the design of plastic-steel bar, it has not been convenient to it takes
Band, while the risk of potential rope bar winding, and then can not complete water intaking operation, patent CN104568507A disclose it is a kind of from
Gravity hydrophore, when acquiring deep-layer liquid sample, hydrophore sinks since liquid surface, the fluid sample on surface layer can be all adopted
Collecting in container, when reaching the depth of required fluid sample, hydrophore fills with the fluid sample on surface layer, there is no assurance that
The reliability for finally acquiring sample, makes measurement result will appear certain deviation.
Therefore it provides it is a kind of simple in structure, it is easy to use, and only the liquid acquisition device of acquisition designated layer fluid sample is
Urgent problem to be solved at present.
Utility model content
The purpose of this utility model is to provide a kind of liquid acquisition device, to solve the above-mentioned problems of the prior art,
By making sampling liquid be isolated with non-sampling liquid, sampling effect is good.
To achieve the above object, the utility model provides following scheme：
The utility model provides a kind of liquid acquisition device, including lifting rope, lining rope, cylinder and piston, lifting rope are fixed on cylinder
The side wall both ends of body, lining rope are connected with the top of piston, and the top of cylinder offers first through hole, and piston is arranged in cylinder
The diameter in portion, piston is equal with cylinder lumen diameter, and cylinder is divided into first chamber and second chamber, the second chamber by piston
The side wall of room offers the second through-hole, and the bottom end of cylinder is provided with counter weight construction.
Optionally, counter weight construction is connect with cylinder screw.
Optionally, counter weight construction includes the first tubular structure of top end opening, and the first tubular structure is internally provided with and matches
Pouring weight.
Optionally, cylinder lateral wall is downwardly extending the second tubular structure, and the first tubular structure is provided with external screw thread, and second
Tubular structure is provided with to be connected with the matched internal thread of the first tubular structure, the first tubular structure and the second tubular structure screw thread
It connects.
Optionally, the top both sides of barrel lateral plate are symmetrically arranged with the first lifting ear, and lifting rope is fixed in the first lifting ear.
Optionally, the top of piston is provided centrally with the second lifting ear, and lining rope is fixed in the second lifting ear.
Optionally, size scale line is provided on lining rope.
The utility model achieves following technology advantageous effect compared with the existing technology：
1, liquid acquisition device provided by the utility model, water inlet are arranged the side wall in the second cavity, and piston is by cylinder
Body is divided into the first cavity and the second cavity, and piston does relative motion when sampling, compresses first chamber and expands second chamber,
Make non-sampling liquid that first chamber be discharged by first through hole, sampling liquid enters second chamber by water inlet pipe, non-to take
Sample liquid body and sampling liquid are mutually isolated, and sampling effect is good.
2, liquid acquisition device provided by the utility model is provided with size scale line on lining rope, according to size scale line
Determine that depth selection, sampling precision are high.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without having to pay creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the external structure schematic diagram of liquid acquisition device in the utility model；
Fig. 2 is the internal structure schematic diagram of liquid acquisition device in the utility model；
In figure：1- lifting ropes, 2- lining ropes, the second lifting ears of 3-, 4- pistons, 5- second chambers, 6- water inlet pipes, 7- counter weight constructions,
8- first chambers, 9- clump weights, the first lifting ears of 10-, 11- first through hole.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The purpose of this utility model is to provide a kind of liquid acquisition device, of the existing technology to solve the problems, such as, passes through
Sampling liquid is set to be isolated with non-sampling liquid, sampling effect is good.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings and have
Body embodiment is described in further detail the utility model.
The utility model provides a kind of liquid acquisition device, as shown in Figs. 1-2, including lifting rope 1, lining rope 2, cylinder and piston
4, lifting rope 1 is fixed on the side wall both ends of cylinder, and lining rope 2 is connected with the top of piston 4, and the top of cylinder offers first through hole
11, piston 4 is arranged in inner barrel, and the diameter of piston 4 is equal with cylinder lumen diameter, and cylinder is divided into the by piston 4
The side wall of one chamber 8 and second chamber 5, second chamber 5 offers the second through-hole, and the second through hole is provided with water inlet pipe 6, cylinder
Bottom end be provided with counter weight construction 7, size scale line is provided on lining rope 2.Overall structure is simple, easy to use, and samples essence
Degree is high.
For convenient disassembly and device is made to be suitable for different depth, counter weight construction 7 includes first of top end opening
Shape structure, the first tubular structure are internally provided with clump weight 9, and cylinder lateral wall is downwardly extending the second tubular structure, first
Shape structure setting has external screw thread, the second tubular structure to be provided with and the matched internal thread of the first tubular structure, the first tubular knot
Structure is threadedly coupled with the second tubular structure.
In order to facilitate the fixation of lifting rope 1, the top both sides of cylinder lateral wall are symmetrically arranged with the first lifting ear 10, and lifting rope 1 is fixed
In the first lifting ear 10.
In order to facilitate the fixation of lining rope 2, the top of piston 4 is provided centrally with the second lifting ear 3, and lining rope 2 is fixed on second and carries
On ear 3
Liquid acquisition device provided by the utility model shifts piston 4 onto at the most bottom of cylinder during concrete application
End tenses lifting rope 1 and loosens lining rope 2, whole device is slowly sunk to needed for testing liquid according to the size scale on lining rope 2
In the depth wanted, then tense lining rope 2 and loosen lifting rope 1, ensure that piston 4 is motionless, and whole device clump weight 9 and device from
Slowly sink under gravity suffered by body, realizes the expansion of the compression and second chamber 5 of first chamber 8, so that
First chamber 8 is discharged by first through hole 11 in non-sampling liquid, and sampling liquid is made to enter the by water inlet pipe 6
Then two chambers 5 tense lifting rope 1 and loosen lining rope 2, whole device is proposed surveyed liquid surface, then by piston 4 to shifting onto
The lowermost end of cylinder so that testing liquid is flowed by water inlet pipe 6 in the vessel that other collect liquid, to complete once to wait for
Survey the acquisition of liquid.
The utility model applies specific case and is expounded to the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model；Meanwhile for the general of this field
Technical staff, according to the thought of the utility model, there will be changes in the specific implementation manner and application range.To sum up,
The content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. a kind of liquid acquisition device, it is characterised in that：Including lifting rope, lining rope, cylinder and piston, the lifting rope is fixed on described
The side wall both ends of cylinder, the lining rope are connected with the top of the piston, and the top of the cylinder offers first through hole, described
Piston is arranged in the inner barrel, and the diameter of the piston is equal with the cylinder lumen diameter, and the piston will
The cylinder is divided into first chamber and second chamber, and the side wall of the second chamber offers the second through-hole, the bottom of the cylinder
End is provided with counter weight construction.
2. liquid acquisition device according to claim 1, it is characterised in that：The counter weight construction connects with the cylinder screw
It connects.
3. liquid acquisition device according to claim 2, it is characterised in that：The counter weight construction includes the of top end opening
One tubular structure, and first tubular structure is internally provided with clump weight.
4. liquid acquisition device according to claim 3, it is characterised in that：The cylinder lateral wall is downwardly extending second
Tubular structure, first tubular structure are provided with external screw thread, and second tubular structure is provided with and the first tubular knot
The matched internal thread of structure, first tubular structure are threadedly coupled with second tubular structure.
5. liquid acquisition device according to claim 1, it is characterised in that：The top both sides of the barrel lateral plate are symmetrically set
It is equipped with the first lifting ear, the lifting rope is fixed in first lifting ear.
6. liquid acquisition device according to claim 1, it is characterised in that：The top of the piston is provided centrally with second
Lifting ear, the lining rope are fixed in second lifting ear.
7. liquid acquisition device according to claim 1, it is characterised in that：Size scale line is provided on the lining rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885198.1U CN207675490U (en) | 2017-12-29 | 2017-12-29 | A kind of liquid acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885198.1U CN207675490U (en) | 2017-12-29 | 2017-12-29 | A kind of liquid acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207675490U true CN207675490U (en) | 2018-07-31 |
Family
ID=62971521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721885198.1U Active CN207675490U (en) | 2017-12-29 | 2017-12-29 | A kind of liquid acquisition device |
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| Country | Link |
|---|---|
| CN (1) | CN207675490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724846A (en) * | 2019-02-18 | 2019-05-07 | 徐明立 | A kind of continuous sampling device of hydrology acquisition |
-
2017
- 2017-12-29 CN CN201721885198.1U patent/CN207675490U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724846A (en) * | 2019-02-18 | 2019-05-07 | 徐明立 | A kind of continuous sampling device of hydrology acquisition |
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