CN208780518U - A kind of water sampling device - Google Patents
A kind of water sampling device Download PDFInfo
- Publication number
- CN208780518U CN208780518U CN201821540970.0U CN201821540970U CN208780518U CN 208780518 U CN208780518 U CN 208780518U CN 201821540970 U CN201821540970 U CN 201821540970U CN 208780518 U CN208780518 U CN 208780518U
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- Prior art keywords
- sampling
- spring
- cylinder
- sampling probe
- probe
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Abstract
The utility model relates to a kind of water sampling devices, it include: device noumenon, first sampling probe, second sampling probe, first spring, second spring and the first spring, the first cylinder and the second cylinder of second spring connection, first spring and the second spring are installed on described device body interior end wall, described device body interior is hollow type structure, described device body interior middle position is equipped with baffle along described device body length direction, described device body interior space is divided into two regions by the baffle, first spring one end is connected with the first cylinder, first cylinder is connected with the first sampling probe, first sampling probe free end is connected with the first sampling head, first sampling head side is provided with the first pull rod, by pulling the first pull rod that the first sampling probe is driven to stretch out inside device noumenon , water sampling is carried out, realizes the flexible of water sampling, it is easy to operate.
Description
Technical field
The utility model relates to a kind of sampler more particularly to a kind of water sampling devices.
Background technique
In terms of angle of statistics, the method for sampling have random sampling and it is nonrandom sampling two kinds, method of random sampling, simply with
Machine sampling, systematic sampling are also known as equidistant sampling, cluster sampling, stratified sampling (can be avoided in simple random sampling in sample set
In certain characteristic or the phenomenon that lack certain characteristic, it is further divided into stratified proportional sampling, layering disproportionate sampling);It is nonrandom
Sampling includes double sampling, i.e., chemically examined in grab sample, disqualified upon inspection when, it is necessary to carry out for batch examining, change
Object is tested, carries out double sampling, then do retrial.
Traditional water sampling is not provided with symmetrical first sampling probe and the second sampling probe, passes through the bullet of different screw pitch and circle number
Sampling probe is fixed in spring, and different sampling samples cannot be made to have reference, and difficulty is higher when analysis, and while sampling is not to pass through drawing
Annulus move sampling probe carry out movement sampling, operating flexibility is poor, some be not by sampling probe inside negative pressure mode carry out
Sampling, be easy to cause sampling water to be lost, causes sample referential poor, cause sample analysis relatively large deviation occur, practicability is not
By force.
Utility model content
The utility model overcomes the deficiencies in the prior art, provides a kind of water sampling device.
In order to achieve the above objectives, a kind of a kind of technical solution that the utility model uses are as follows: water sampling device, comprising:
Device noumenon, the first sampling probe, the second sampling probe, the first spring, second spring and the first spring, second spring connection the
One cylinder and the second cylinder, first spring and the second spring are installed on described device body interior end wall, institute
Stating is hollow type structure inside device noumenon, and described device body interior middle position is installed along described device body length direction
There is baffle, described device body interior space is divided into two regions, respectively first area and second area by the baffle;
The first spring is connected on the inner wall of first area, first spring one end is connected with the first cylinder, the first cylinder connection
There is the first sampling probe, first sampling head side is provided with the first pull rod, by pulling the first pull rod to drive the first sampling probe
It is stretched out inside from device noumenon;Second spring, second spring one are connected in second area and on the symmetrical inner wall of the first spring
End is connected with the second cylinder, and second cylinder one end is connected separately with the second pull rod and the second sampling probe, described in pulling
Second pull rod drives second sampling probe to stretch out inside device noumenon.
In one preferred embodiment of the utility model, first sampling probe connects respectively with second sampling probe free end
It is connected to the first sampling head and the second sampling head.
In one preferred embodiment of the utility model, first sampling head and second sampling head are pyramidal structure.
In one preferred embodiment of the utility model, first pull rod is fixedly mounted respectively with second pull rod one end
There are the first pull ring and the second pull ring.
In one preferred embodiment of the utility model, first pull ring and second pull ring are equipped with protective case, institute
It states the first pull ring and the second pull ring other end and first cylinder and described second is movably connected in by idler wheel and coiling
Cylinder one end.
In one preferred embodiment of the utility model, first spring and the second spring screw pitch and circle number not phase
Together.
In one preferred embodiment of the utility model, first cylinder and the second cylinder interior have negative pressure.
In one preferred embodiment of the utility model, handle is fixedly installed on described device body outer wall.
It is hollow knot inside first sampling probe and second sampling probe in one preferred embodiment of the utility model
Structure.
The utility model solves defect present in background technique, the utility model have it is following the utility model has the advantages that
(1) device noumenon is divided by two regions by the baffle inside device noumenon, can make the first sampling probe with
Second sampling probe is individually sampled, and sampling flexibility is higher.
The screw pitch of (2) first springs and second spring is all different with circle number, so that the elastic force of two springs is different, thus
The length for driving sampling probe flexible is different, different depths can be obtained under identical pulling force from the second pull ring in the first pull ring
The water sample of degree carries out analysis comparison, using flexible.
(3) first pull rings and the second pull ring other end by idler wheel and coiling be movably connected in first cylinder and
Second cylinder one end can be realized through pull ring telescopic moving to drive sampling probe to carry out water sampling, spirit easy to operate
It is living.
There is negative pressure in (4) first cylinders and the second cylinder, after so that the first sampling probe and the second sampling probe is carried out water sampling
Internal water can be sucked, prevent sampling water from flowing out again from sampling head.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the partial structural diagram of the preferred embodiment of the utility model;
Fig. 2 is the preferred embodiment handle connection schematic diagram of the utility model;
Fig. 3 is the preferred embodiment partial sectional view of the utility model;
As icon is remembered:
Device noumenon 10;Handle 11;
First sampling probe 20;First sampling head 21;First cylinder 22;First spring 23;
First pull rod 30;First pull ring 31;
Second sampling probe 40;Second sampling head 41;Second cylinder 42;Second spring 43;
Second pull rod 50;Second pull ring 51.
Specific embodiment
The utility model is described in further detail presently in connection with drawings and examples, these attached drawings are simplified
Schematic diagram only illustrates the basic structure of the utility model in a schematic way, therefore it only shows structure related with the utility model
At.
As shown in Figure 1, Figure 2 and Figure 3, a kind of water sampling device, comprising: device noumenon 10, the first sampling probe 20, second
The first cylinder 22 and second that sampling probe 40, the first spring 23, second spring 43 and the first spring 23, second spring 43 connect
Cylinder 42.
Specifically, the first spring 23 is installed on 10 inside end wall of device noumenon with second spring 43, device noumenon
10 inside are hollow type structure, and 10 bosom position of device noumenon is equipped with baffle, baffle along 10 length direction of device noumenon
10 inner space of device noumenon is divided into two regions, respectively first area and second area;Connect on the inner wall of first area
It is connected to the first spring 23,23 one end of the first spring is connected with the first cylinder 22, and the first cylinder 22 is connected with the first sampling probe 20, the
One sampling head, 21 side is provided with the first pull rod 30, by pulling the first pull rod 30 to drive the first sampling probe 20 from device noumenon 10
Inside is stretched out;Second spring 43 is connected in second area and on the symmetrical inner wall of the first spring 23,43 one end of second spring connects
It is connected to the second cylinder 42,42 one end of the second cylinder is connected separately with the second pull rod 50 and the second sampling probe 40, by pulling second
Pull rod 50 drives the second sampling probe 40 to stretch out inside device noumenon 10.
Further, the first sampling probe 20 is connected separately with the first sampling head 21 with 40 free end of the second sampling probe and takes with second
Sample head 41, the first sampling head 21 and the second sampling head 41 are pyramidal structure, pass through 41 energy of the first sampling head 21 and the second sampling head
It is enough that precision is improved to water sampling, make sampling water reference value with higher when carrying out data analysis, improves analysis precision.
First pull rod 30 and 50 one end of the second pull rod are fixedly installed with the first pull ring 31 and the second pull ring 51 respectively, and first draws
Ring 31 and the second pull ring 51 are equipped with protective case, the first pull ring 31 and 51 other end of the second pull ring and are connected by idler wheel and coiling activity
Connect has negative pressure inside 42 one end of the first cylinder 22 and the second cylinder, the first cylinder 22 and the second cylinder 42, makes the first sampling
Internal water can be sucked after carrying out water sampling with the second sampling probe 40 for needle 20, prevent sampling water from flowing out again from sampling head.
First spring 23 is all different with 43 screw pitch of second spring and circle number, so that the elastic force of two springs is different, thus
The length for driving sampling probe flexible is different, can obtain not under identical pulling force in the first pull ring 31 and the second pull ring 51
With the water sample of depth, analysis comparison, using flexible are carried out.
It is fixedly installed with handle 11 on 10 outer wall of device noumenon, is provided with Anti-slip cover on handle 11, prevents from taking in progress water
Because of the damage of sampler caused by rubber sleeve when sample, the safety in utilization of water-sampling device is improved.
Device noumenon 10 is divided into two regions by the baffle inside device noumenon 10, the first sampling probe 20 can be made
It is individually sampled with the second sampling probe 40, sampling flexibility is higher, inside the first sampling probe 20 and the second sampling probe 40 is
Hollow structure, can collecting and sampling water, then carry out water sample analysis, using flexible is higher.
It is above enlightenment according to the desirable embodiment of the utility model, through the above description, related personnel is complete
Various changes and amendments can be carried out in the range of without departing from this item utility model technical idea.This item utility model
Technical scope be not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (9)
1. a kind of water sampling device, comprising: device noumenon, the first sampling probe, the second sampling probe, the first spring, second spring
And the first cylinder and the second cylinder of first spring, second spring connection, which is characterized in that
First spring and the second spring are installed on described device body interior end wall, described device body interior
For hollow type structure, described device body interior middle position is equipped with baffle, the gear along described device body length direction
Described device body interior space is divided into two regions, respectively first area and second area by plate;
The first spring is connected on the inner wall of first area, first spring one end is connected with the first cylinder, first cylinder
It is connected with the first sampling probe, first sampling head side is provided with the first pull rod, by pulling the first pull rod to drive first to take
Sample needle stretches out inside device noumenon;
It is connected with second spring in second area and on the symmetrical inner wall of the first spring, second spring one end is connected with the second gas
Cylinder, second cylinder one end are connected separately with the second pull rod and the second sampling probe, by pulling second pull rod to drive institute
The second sampling probe is stated to stretch out inside device noumenon.
2. a kind of water sampling device according to claim 1, it is characterised in that: first sampling probe and described second
Sampling probe free end is connected separately with the first sampling head and the second sampling head.
3. a kind of water sampling device according to claim 1, it is characterised in that: first sampling head and described second
Sampling head is pyramidal structure.
4. a kind of water sampling device according to claim 1, it is characterised in that: first pull rod and described second is drawn
Bar one end is fixedly installed with the first pull ring and the second pull ring respectively.
5. a kind of water sampling device according to claim 4, it is characterised in that: first pull ring and described second is drawn
Ring is equipped with protective case, and first pull ring and the second pull ring other end are movably connected in described the by idler wheel and coiling
One cylinder and second cylinder one end.
6. a kind of water sampling device according to claim 1, it is characterised in that: first spring and second bullet
Spring screw pitch is all different with circle number.
7. a kind of water sampling device according to claim 1, it is characterised in that: in first cylinder and the second cylinder
Portion has negative pressure.
8. a kind of water sampling device according to claim 1, it is characterised in that: fixed peace on described device body outer wall
Equipped with handle.
9. a kind of water sampling device according to claim 1, it is characterised in that: first sampling probe and described second
It is hollow structure inside sampling probe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821540970.0U CN208780518U (en) | 2018-09-20 | 2018-09-20 | A kind of water sampling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821540970.0U CN208780518U (en) | 2018-09-20 | 2018-09-20 | A kind of water sampling device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208780518U true CN208780518U (en) | 2019-04-23 |
Family
ID=66162082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821540970.0U Expired - Fee Related CN208780518U (en) | 2018-09-20 | 2018-09-20 | A kind of water sampling device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208780518U (en) |
-
2018
- 2018-09-20 CN CN201821540970.0U patent/CN208780518U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20190920 |