CN205749013U - A kind of liquid sampler - Google Patents
A kind of liquid sampler Download PDFInfo
- Publication number
- CN205749013U CN205749013U CN201620687149.6U CN201620687149U CN205749013U CN 205749013 U CN205749013 U CN 205749013U CN 201620687149 U CN201620687149 U CN 201620687149U CN 205749013 U CN205749013 U CN 205749013U
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- Prior art keywords
- sampling
- needle
- needle tubing
- conveying
- dividing plate
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Abstract
nullThe utility model discloses a kind of liquid sampler，Including needle tubing、Piston、Pushing ram、For gathering the sampling needle of sample、For carrying the delivery needle of sample、Flexible pipe and sample collection device，Needle tubing is cylindrical hollow structure，The open at one end of needle tubing，The other end of sampling needle detachable installation needle tubing，Delivery needle is removably mounted on the lateral wall of needle tubing，Delivery needle and the inner space of needle tubing，It is in opening when being provided with sampling apparatus imbibition in sampling needle、The sampling locking device of closed state it is in during tapping，It is in closed state when being provided with imbibition in delivery needle、The conveying locking device of opening it is in during tapping，Piston is movably arranged in the inner chamber of needle tubing，One end of pushing ram is stretched into by the uncovered of needle tubing，And be connected on piston，One end of flexible pipe is arranged on delivery needle one end away from needle tubing，The other end of flexible pipe connects with sample collection device.Above-mentioned sampling apparatus simple in construction, easy to use, there is the highest practicality.
Description
Technical field
This utility model relates to a kind of liquid sampler.
Background technology
Liquid sample is by the indispensable process of liquid experiment, needs liquid carries out imbibition and tapping operation, but passes
The liquid sampler of system mode, only has simple imbibition tapping function, during for field liquid sample, can suck unavoidably
Many foreign material, increase the difficulty of experiment, also can have adverse effect on the result of experiment.
Utility model content
For above-mentioned technical problem, this utility model provides a kind of simple in construction, easy to use, simplify imbibition and tapping
The liquid sampler of step.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: provide a kind of liquid sampler,
Including needle tubing, piston, pushing ram, for gather sample sampling needle, for carrying the delivery needle of sample, flexible pipe and sample are received
Acquisition means, described needle tubing is cylindrical hollow structure, the open at one end of described needle tubing, the described pin of the detachable installation of described sampling needle
The other end of pipe, described delivery needle is removably mounted on the lateral wall of described needle tubing, described delivery needle and described needle tubing
Inner space, is in closing when being in opening, tapping when being provided with described liquid sampler imbibition in described sampling needle
The sampling locking device of state, is in opening when being in closed state, tapping when being provided with imbibition in described delivery needle
Conveying locking device, described piston is movably arranged in the inner chamber of described needle tubing, for promoting the pushing ram of described piston movement
One end stretched into by the uncovered of described needle tubing, and be connected on described piston, one end of described flexible pipe is arranged on described delivery needle
Away from one end of described needle tubing, the other end of described flexible pipe connects with described sample collection device.
This utility model is owing to using above technical scheme, and its technique effect reached is: the liquid that this utility model provides
Sampler body device, combines sampling needle and delivery needle, uses same needle tubing imbibition can either also be able to tapping, sampling
Device is when imbibition, and in sampling needle, sampling isolating device is in opening, and in delivery needle, conveying isolating device is in closed
State；Sampling apparatus is when tapping, and the sampling isolating device in sampling needle is in closed state, the conveying isolating device in delivery needle
It is in opening, coordinates the sampling isolating device in sampling needle and the conveying isolating device in delivery needle, it is ensured that sample is received
In acquisition means, fluid sample is the most free of contamination, aforesaid liquid sampling apparatus simple in construction, easy to use, simplify imbibition and
The step of tapping, has the highest practicality.
More preferably, in technique scheme, described sampling locking device includes sample dividing plate and sampling partition, described
Sampling dividing plate is arranged in described sampling needle, and the middle part of described sampling dividing plate is provided with thieff hatch, and described sampling partition is arranged on
Described sampling dividing plate is near the side of described syringe intracavity, and the fixing end of described sampling partition is arranged on described sampling dividing plate,
Described sampling partition free end is fitted with described sampling dividing plate and/or separates, and is closed by described thieff hatch and/or opens.
Above-mentioned further scheme is used to provide the benefit that: dress is closed in the sampling being made up of sampling dividing plate and sampling partition
Putting, it is possible to preferably close the thieff hatch on sampling dividing plate, further, sampling partition is arranged on sampling dividing plate near pin
The side of tube cavity, sampling separator sheets free end and sampling dividing plate laminating, the fixing end of sampling partition is arranged on sampling dividing plate,
Sampling apparatus is when carrying out liquid sample, and the free end of sampling partition can separate with sampling dividing plate, sampling under the effect of liquid
Thieff hatch on dividing plate is in opening, and the liquid being sampled can smoothly enter needle tubing, it is ensured that sampling apparatus is entering
During row liquid sample, sampling locking device is in opening, has been also convenient for the carrying out of sampling process.
More preferably, in technique scheme, described conveying locking device includes carrying dividing plate and conveying partition, described
Conveying dividing plate is arranged in described delivery needle, and the middle part of described sampling dividing plate is provided with sprocket hole, and described conveying partition is arranged on
Described conveying dividing plate is away from the side of described syringe intracavity, and the fixing end of described conveying partition is arranged on described conveying dividing plate,
The free end of described conveying partition is fitted with described conveying dividing plate and/or separates, and is closed by described sprocket hole and/or opens,
During tapping, the free end of sampling partition, under the effect of pin liquid in pipe, fits tightly with sampling dividing plate, is closed by thieff hatch,
Fluid sample in needle tubing will not be flowed out in thieff hatch, it is ensured that being normally carried out of tapping process.
Above-mentioned further scheme is used to provide the benefit that: dress is closed in the conveying being made up of conveying dividing plate and conveying partition
Putting, conveying dividing plate is arranged in delivery needle, and the fixing end of conveying partition is arranged on conveying dividing plate, by the free end of conveying partition
Will conveying dividing plate on sprocket hole close, further, conveying partition be arranged on conveying dividing plate away from the side of syringe intracavity, adopting
When sampling device is sampled, conveying partition can under the effect of delivery needle internal gas pressure, with conveying dividing plate fit tightly, will conveying every
Sprocket hole on plate is closed, it is simple to the sampling apparatus sampling to liquid, and when tapping, the free end of conveying partition can be in needle tubing
Under the effect of liquid, separate with conveying dividing plate so that sprocket hole is in opening, it is ensured that during tapping, fluid sample defeated
Go out.
More preferably, in technique scheme, the lateral wall of described needle tubing is provided with instruction and takes the quarter of liquid volume
Spend, and described scale is uniformly arranged on the lateral wall of described needle tubing.
Use above-mentioned further scheme to provide the benefit that: the setting of uniform scale on needle tubing lateral wall, facilitate operation
Member is when carrying out tapping, to the quantitative control releasing liquid volume, it is not necessary to measure by other measurement apparatus, joint again
The about step of operation.
More preferably, in technique scheme, the length of described pushing ram is more than the length of described syringe intracavity.
Above-mentioned further scheme is used to provide the benefit that: the length of pushing ram is more than the length of syringe intracavity, it is ensured that
Pushing ram can complete the push-and-pull of piston in whole syringe intracavity, it is to avoid pushing ram curtailment cannot complete whole to advance behaviour
Make the generation of situation.
More preferably, in technique scheme, described sample collection device includes test tube, test tube plug and syringe needle, described
Test tube plug dismountable is arranged at the mouth of pipe of described test tube, and described syringe needle dismountable is arranged on described flexible pipe away from described delivery needle
One end, described syringe needle connects described test tube and described flexible pipe through described test tube plug.
Above-mentioned further scheme is used to provide the benefit that: the sample collection dress being made up of test tube, test tube plug and syringe needle
Putting, facilitate the tapping operation of sampling apparatus, the existence of flexible pipe is no longer to position when sampling apparatus and test tube tapping, angle
Etc. limiting, tapping process is the simplest.
More preferably, in technique scheme, described sampling needle also includes the sampling separation net for isolating foreign material, described
Sampling separation net is arranged in described sampling needle, and described sampling separation net is arranged on described sampling locking device away from described
The side of needle tubing.
Above-mentioned further scheme is used to provide the benefit that: the setting of sampling separation net in sampling needle, it is possible to liquid-like
Foreign material in product are well isolated, it is to avoid the generation of impurity pollution fluid sample situation, and further, sampling separation net sets
Put in the locking device side away from needle tubing of sampling, it is possible to preferably the foreign material in fluid sample are isolated in outside syringe intracavity
Side.
More preferably, in technique scheme, described delivery needle also includes the conveying separation net for isolating foreign material, described
Conveying separation net is arranged in described delivery needle, and described conveying separation net is arranged on described conveying locking device away from described
The side of needle tubing.
Above-mentioned further scheme is used to provide the benefit that: the setting of conveying separation net in delivery needle, it is possible to the most right
Release the filter operation of fluid sample in needle tubing, it is ensured that the sample that sampling apparatus is released is the most free of contamination, carry separation net
It is arranged on the conveying locking device side away from needle tubing, it is possible to carry foreign material in preferably avoiding delivery needle to sample contamination situation
Generation.
More preferably, in technique scheme, the other end of described pushing ram is provided with pushing away of piston described in auxiliary pushing
Enter sheet.
Use above-mentioned further scheme to provide the benefit that: the setting of pushing ram other end impelling sheet, facilitate liquid
Control during sampling apparatus imbibition and tapping, operates the most simple and convenient.
More preferably, in technique scheme, the lateral wall of described needle tubing is provided with auxiliary imbibition and the auxiliary of tapping
Device.
Above-mentioned further scheme is used to provide the benefit that: the setting of auxiliary device on needle tubing lateral wall so that sampling cartridge
Put when imbibition and tapping the most simple and convenient.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is the liquid sampler schematic diagram that this utility model provides；
Fig. 2 is the partial enlarged drawing of delivery needle part in Fig. 1.
Detailed description of the invention
As depicted in figs. 1 and 2, the liquid sampler that this utility model provides, including needle tubing 100, piston 120, advance
Bar 130, for gathering the sampling needle 140 of sample, for carrying the delivery needle 150 of sample, flexible pipe 160 and sample collection device
170, needle tubing 100 is cylindrical hollow structure, the open at one end of needle tubing 100, sampling needle 140 detachable installation needle tubing 100 another
One end, delivery needle 150 is removably mounted on the lateral wall of needle tubing 100, delivery needle 150 and the inner space of needle tubing 100, adopts
Dress is closed in the sampling being in closed state when being in opening, tapping when being provided with liquid sampler imbibition in sample pin 140
Put, when being in closed state, tapping when being provided with imbibition in delivery needle 150, be in the conveying locking device of opening, piston
In 120 inner chambers being movably arranged on needle tubing 100, for promoting one end of pushing ram 130 that piston 120 moves by needle tubing 110
Uncovered stretching into, and be connected on piston 120, one end of flexible pipe 160 is arranged on delivery needle 150 one end away from needle tubing 110, flexible pipe
The other end of 160 connects with sample collection device 170.
As a kind of embodiment, sampling locking device includes sample dividing plate 142 and sampling partition 144, sample every
Plate 142 is arranged in sampling needle 140, and the middle part of sampling dividing plate 142 is provided with thieff hatch, sampling partition 144 be arranged on sampling every
Plate 142 is near the side of needle tubing 100 inner chamber, and the fixing end of sampling partition 144 is arranged on sampling dividing plate 142, partition 144 of sampling
Free end is fitted with sampling dividing plate 142 and/or separates, and is closed by thieff hatch and/or opens.By sampling dividing plate 142 and sampling
The sampling locking device of partition 144 composition, it is possible to preferably the thieff hatch on sampling dividing plate 142 is closed, further, adopt
Sample partition 144 be arranged on sampling dividing plate 142 near the side of needle tubing 100 inner chamber, sampling 142 free ends of dividing plate with sampling dividing plate
142 laminatings, the fixing end of sampling partition 144 is arranged on sampling dividing plate 142, and sampling apparatus, when carrying out liquid sample, is sampled
The free end of partition 144 can separate with sampling dividing plate 142 under the effect of liquid, and the thieff hatch on sampling dividing plate 142 is in out
Opening state, the liquid being sampled can smoothly enter needle tubing 100, it is ensured that sampling apparatus, when carrying out liquid sample, is sampled
Locking device is in opening, has been also convenient for the carrying out of sampling process.
As a kind of embodiment, conveying locking device includes carrying dividing plate 152 and conveying partition 154, carry every
Plate 152 is arranged in delivery needle 150, and the middle part of sampling dividing plate 142 is provided with sprocket hole, conveying partition 154 be arranged on conveying every
Plate 152 is arranged on conveying dividing plate 152 away from the side of needle tubing 100 inner chamber, the fixing end of conveying partition 154, carries partition 154
Free end with conveying dividing plate 152 fit and/or separate, by sprocket hole close and/or open, when tapping, sample partition 144
Free end in needle tubing 100 under the effect of liquid, fit tightly with sampling dividing plate 142, thieff hatch closed so that needle tubing
Fluid sample in 100 will not flow out in thieff hatch, it is ensured that being normally carried out of tapping process.By conveying dividing plate 152 and
The conveying locking device of conveying partition 154 composition, conveying dividing plate 152 is arranged in delivery needle 150, fixing of conveying partition 154
End is arranged on conveying dividing plate 152, the free end of conveying partition 154 closed by the sprocket hole on conveying dividing plate 152, enter one
Step, conveying partition 154 is arranged on the conveying dividing plate 152 side away from needle tubing 100 inner chamber, when sampling apparatus is sampled, defeated
Send partition 154 to fit tightly with conveying dividing plate 152 under the effect of delivery needle 150 internal gas pressure, by conveying dividing plate 152
Sprocket hole is closed, it is simple to the sampling apparatus sampling to liquid, and when tapping, the free end of conveying partition 154 can be in needle tubing 100
Under the effect of liquid, separate with conveying dividing plate 152 so that sprocket hole is in opening, it is ensured that during tapping, fluid sample
Output.
As a kind of embodiment, the lateral wall of needle tubing 100 is provided with instruction and takes the scale of liquid volume, and
Scale is uniformly arranged on the lateral wall of needle tubing 100.On needle tubing 100 lateral wall, the setting of uniform scale, facilitates operator and exists
When carrying out tapping, to the quantitative control releasing liquid volume, it is not necessary to measure by other measurement apparatus again, save
The step of operation.
As a kind of embodiment, the length of pushing ram 130 is more than the length of needle tubing 100 inner chamber.The length of pushing ram 130
Degree is more than the length of needle tubing 100 inner chamber, it is ensured that pushing ram 130 can complete pushing away of piston 120 in whole needle tubing 100 inner chamber
Draw, it is to avoid pushing ram 130 curtailment cannot complete the generation of whole forward operation situation.
As a kind of embodiment, sample collection device 170 includes test tube 172, test tube plug 174 and syringe needle 176, examination
Pipe close 174 dismountable is arranged at the mouth of pipe of test tube 172, and syringe needle 176 dismountable is arranged on flexible pipe 160 away from delivery needle 150
One end, syringe needle 176 connects test tube 172 and flexible pipe 160 through test tube plug 174.By test tube 172, test tube plug 174 and syringe needle 176
Composition sample collection device 170, facilitate sampling apparatus tapping operation, the existence of flexible pipe 160 no longer to sampling apparatus with
And position during test tube 172 tapping, angle etc. limit, tapping process is the simplest.
As a kind of embodiment, sampling needle 140 also includes the sampling separation net 146 for isolating foreign material, sample every
Off-network 146 is arranged in sampling needle 140, and separation net 146 of sampling is arranged on sampling locking device away from the one of needle tubing 100
Side.The setting of sampling separation net 146 in sampling needle 140, it is possible to the foreign material in fluid sample are well isolated, it is to avoid
The generation of impurity pollution fluid sample situation, further, sampling separation net 146 is arranged on sampling locking device away from needle tubing 100
Side, it is possible to preferably the foreign material in fluid sample are isolated in the outside of needle tubing 100 inner chamber.
As a kind of embodiment, delivery needle 150 also includes the conveying separation net 156 for isolating foreign material, carry every
Off-network 156 is arranged in delivery needle 150, and carry separation net 156 be arranged on conveying locking device away from the one of needle tubing 100
Side.The setting of conveying separation net 156 in delivery needle 150, it is possible to further to the filtration behaviour releasing fluid sample in needle tubing 100
Making, it is ensured that the sample that sampling apparatus is released is the most free of contamination, conveying separation net 156 is arranged on conveying locking device away from pin
The side of pipe 100, it is possible to carry the foreign material generation to sample contamination situation in preferably avoiding defeated delivery needle 150.
As a kind of embodiment, the other end of pushing ram 130 is provided with the impelling sheet 135 of auxiliary pushing piston 120.
The setting of pushing ram 130 other end impelling sheet 135, facilitates the control during liquid sampler imbibition and tapping, behaviour
Work gets up the most simple and convenient.
As a kind of embodiment, the lateral wall of needle tubing 100 is provided with auxiliary imbibition and the auxiliary device of tapping
115.The setting of auxiliary device 115 on needle tubing 100 lateral wall so that sampling apparatus is more simple side when imbibition and tapping
Just.
This utility model is owing to using above technical scheme, and its technique effect reached is: the liquid that this utility model provides
Sampler body device, combines sampling needle and delivery needle, uses same needle tubing imbibition can either also be able to tapping, sampling
Device is when imbibition, and in sampling needle, sampling isolating device is in opening, and in delivery needle, conveying isolating device is in closed
State；Sampling apparatus is when tapping, and the sampling isolating device in sampling needle is in closed state, the conveying isolating device in delivery needle
It is in opening, meanwhile, coordinates the sampling isolating device in sampling needle and the conveying isolating device in delivery needle, it is ensured that sample
In product collection device, fluid sample is the most free of contamination, aforesaid liquid sampling apparatus simple in construction, easy to use, simplifies suction
Liquid and the step of tapping, have the highest practicality.
It can be that professional and technical personnel in the field realize or use that above-mentioned embodiment is intended to illustrate this utility model, right
Above-mentioned embodiment is modified and be will be apparent from for those skilled in the art, therefore this utility model includes
But being not limited to above-mentioned embodiment, any the claims or description of meeting describes, meet with disclosed herein away from
With novelty, the method for inventive features, technique, product, within each falling within protection domain of the present utility model.
Claims (10)
1. a liquid sampler, it is characterised in that: include needle tubing (110), piston (120), pushing ram (130), be used for adopting
Collect the sampling needle (140) of sample, be used for carrying the delivery needle (150) of sample, flexible pipe (160) and sample collection device (170),
Described needle tubing (110) is cylindrical hollow structure, the open at one end of described needle tubing (110), described sampling needle (140) detachable peace
Filling the other end of described needle tubing (110), described delivery needle (150) is removably mounted on the lateral wall of described needle tubing (110),
Described delivery needle (150) and the inner space of described needle tubing (110), described sampling needle is provided with described liquid sample in (140)
It is in the sampling locking device of closed state when being in opening, tapping during device imbibition, arranges in described delivery needle (150)
Being in the conveying locking device of opening when being in closed state, tapping when having imbibition, described piston (120) is movably arranged on
In the inner chamber of described needle tubing (110), the one end of the pushing ram (130) being used for promoting described piston (120) to move is by described needle tubing
(110) uncovered stretches into, and is connected on described piston (120), and one end of described flexible pipe (160) is arranged on described delivery needle
(150) away from one end of described needle tubing (110), the other end of described flexible pipe (160) is with described sample collection device (170) even
Logical.
2. liquid sampler as claimed in claim 1, it is characterised in that: described sampling locking device includes dividing plate of sampling
And sampling partition (144) (142), in described sampling dividing plate (142) is arranged on described sampling needle (140), described sampling dividing plate
(142) middle part is provided with thieff hatch, and described sampling partition (144) is arranged on described sampling dividing plate (142) near described needle tubing
(110) side of inner chamber, the fixing end of described sampling partition (144) is arranged on described sampling dividing plate (142), described sampling every
Sheet (144) free end is fitted with described sampling dividing plate (142) and/or separates, and is closed by described thieff hatch and/or opens.
3. liquid sampler as claimed in claim 1, it is characterised in that: described conveying locking device includes carrying dividing plate
And conveying partition (154) (152), in described conveying dividing plate (152) is arranged on described delivery needle (150), described sampling dividing plate
(142) middle part is provided with sprocket hole, and described conveying partition (154) is arranged on described conveying dividing plate (152) away from described needle tubing
(110) side of inner chamber, the fixing end of described conveying partition (154) is arranged on described conveying dividing plate (152), described conveying every
The free end of sheet (154) is fitted with described conveying dividing plate (152) and/or separates, and is closed by described sprocket hole and/or opens.
4. liquid sampler as claimed in claim 1, it is characterised in that: it is provided with on the lateral wall of described needle tubing (110)
The scale of liquid volume is taked in instruction, and described scale is uniformly arranged on the lateral wall of described needle tubing (110).
5. liquid sampler as claimed in claim 1, it is characterised in that: the length of described pushing ram (130) is more than described
The length of needle tubing (110) inner chamber.
6. liquid sampler as claimed in claim 1, it is characterised in that: described sample collection device (170) includes test tube
(172), test tube plug (174) and syringe needle (176), described test tube plug (174) dismountable is arranged on the mouth of pipe of described test tube (172)
Place, described syringe needle (176) dismountable is arranged on described flexible pipe (160) one end away from described delivery needle (150), described syringe needle
(176) described test tube (172) and described flexible pipe (160) are connected through described test tube plug (174).
7. the liquid sampler as described in any one of claim 1 to 6, it is characterised in that: described sampling needle also sets in (140)
Being equipped with the sampling separation net (146) for isolating foreign material, it is remote that described sampling separation net (146) is arranged on described sampling locking device
Side from described needle tubing (110).
8. the liquid sampler as described in any one of claim 1 to 6, it is characterised in that: described delivery needle also sets in (150)
Being equipped with the conveying separation net (156) for isolating foreign material, it is remote that described conveying separation net (156) is arranged on described conveying locking device
Side from described needle tubing (110).
9. the liquid sampler as described in any one of claim 1 to 6, it is characterised in that: another of described pushing ram (130)
End is provided with the impelling sheet (135) of piston described in auxiliary pushing (120).
10. the liquid sampler as described in any one of claim 1 to 6, it is characterised in that: the outside of described needle tubing (110)
Auxiliary imbibition and the auxiliary device (115) of tapping it is provided with on wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687149.6U CN205749013U (en) | 2016-07-01 | 2016-07-01 | A kind of liquid sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687149.6U CN205749013U (en) | 2016-07-01 | 2016-07-01 | A kind of liquid sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749013U true CN205749013U (en) | 2016-11-30 |
Family
ID=57380091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620687149.6U Expired - Fee Related CN205749013U (en) | 2016-07-01 | 2016-07-01 | A kind of liquid sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205749013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459280A (en) * | 2018-09-12 | 2019-03-12 | 国家电网有限公司 | A kind of transformer methane gas site sampling device and method |
-
2016
- 2016-07-01 CN CN201620687149.6U patent/CN205749013U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459280A (en) * | 2018-09-12 | 2019-03-12 | 国家电网有限公司 | A kind of transformer methane gas site sampling device and method |
| CN109459280B (en) * | 2018-09-12 | 2021-03-23 | 国家电网有限公司 | Transformer gas on-site sampling device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161130 Termination date: 20170701 |