CN208672382U - A kind of sample feeding device pull aid - Google Patents
A kind of sample feeding device pull aid Download PDFInfo
- Publication number
- CN208672382U CN208672382U CN201821072589.6U CN201821072589U CN208672382U CN 208672382 U CN208672382 U CN 208672382U CN 201821072589 U CN201821072589 U CN 201821072589U CN 208672382 U CN208672382 U CN 208672382U
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- China
- Prior art keywords
- housing
- connector
- vacuum pump
- connecting rod
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a kind of sample feeding device pull aid, belong to the ancillary equipment of detection test.When carrying out the detection of sample using ion chromatography instrument, when there are many sample size for needing to detect, testing staff constantly carries out drawing the mode sample introduction product of syringe, and finger can be made to generate feeling of pain.The utility model includes connector, housing, gasket, connecting rod, vacuum pump, holds slot, USB power source connector and vacuum pump switch；One end of housing is arranged in connector, and connector and housing are hollow structure, and connector is connected to housing；One end of connecting rod is arranged in gasket, and gasket is located in housing；The other end of connecting rod is arranged in vacuum pump, holds slot, USB power source connector and vacuum pump switch and is arranged on vacuum pump.The utility model can extract liquid automatically, overcome testing staff and carry out frequently pushing and pulling finger pain and feeling of fatigue caused by syringe when a large amount of sample detections.
Description
Technical field
The utility model relates to a kind of sample feeding device pull aid, belong to the ancillary equipment of detection test.
Background technique
When carrying out the detection of sample using ion chromatography instrument, need for be put into water sample one end of quantitative loop, it is another
Water sample is pumped into equipment by end syringe, is detected.When needing the sample size that detects very much, testing staff constantly into
Row draws the mode sample introduction product of syringe, finger can be made to generate feeling of pain, such as application No. is 201520121554.7 Chinese patents.
Utility model content
The purpose of the utility model is to overcome the above deficiencies in the existing technologies, and it is reasonable to provide a kind of design
Sample feeding device pull aid, is able to solve the above problem encountered in detection process.
The technical scheme in the invention for solving the above technical problem is: a kind of sample feeding device pull aid, feature
It is, including connector, housing, gasket, connecting rod, vacuum pump, holding slot, USB power source connector and vacuum pump switch；Institute
One end that housing is arranged in connector is stated, the connector and housing are hollow structure, and the connector is connected to housing；The sealing
One end of connecting rod is arranged in pad, and the gasket is located in housing；The other end of connecting rod is arranged in the vacuum pump,
The holding slot, USB power source connector and vacuum pump switch are arranged on vacuum pump.
Furthermore, the connector and housing detachable connection.Connecing for various model sizes can be installed by putting on outside
Head matches with the pipeline for extracting liquid.
Furthermore, the connecting rod and vacuum pump detachable connection.It is conveniently replaceable interior bar and housing.
Furthermore, outer put on is provided with scale, and the unit of the scale is " mL ".
A kind of application method of sample feeding device pull aid as described above, which is characterized in that the application method is as follows:
USB power source connector is inserted into USB power source；Connector is connected by the bottom that connecting rod is shifted onto housing with sample channel；It opens
Vacuum pump switch, starting vacuum pump start to vacuumize, while driving connecting rod mobile, and liquid is pumped into housing；To housing
Interior liquid is evacuated to suitable volume, closes vacuum pump switch, and connecting rod is pushed into jacket bottom, liquid is discharged.
The utility model compared with prior art, has the following advantages that and effect: vacuum pump is arranged in sample injector
Connecting rod on, connecting rod is pulled by vacuum pump, and then pull gasket mobile, extracts liquid, it is time saving and energy saving, avoid
When artificial a large amount of detections, finger pain caused by the frequent connecting rod for pushing and pulling sample injector etc..Vacuum pump passes through USB electricity
Source connector can be connect with neighbouring interface, and vacuum pump is made to work, easy to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
In figure: connector 1, gasket 3, connecting rod 4, vacuum pump 5, holds slot 6, is USB power source connector 7, true housing 2
Empty switch pump 8.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
Embodiment.
Referring to Fig. 1, a kind of sample feeding device pull aid, including connector 1, housing 2, gasket 3, connecting rod 4, vacuum suction
Pump 5 holds slot 6, USB power source connector 7 and vacuum pump switch 8；One end of housing 2 is arranged in connector 1, and connector 1 and housing 2 are
Hollow structure, connector 1 are connected to housing 2；One end of connecting rod 4 is arranged in gasket 3, and gasket 3 is located in housing 2；Vacuum
The other end of connecting rod 4 is arranged in aspiration pump 5, holds slot 6, USB power source connector 7 and vacuum pump switch 8 and is arranged at vacuum pumping
On air pump 5.
In the present embodiment, 2 detachable connection of connector 1 and housing.
In the present embodiment, 5 detachable connection of connecting rod 4 and vacuum pump.
In the present embodiment, scale is provided on housing 2, the unit of scale is " mL ".
The application method of above-mentioned sample feeding device pull aid is as follows: USB power source connector 7 is inserted into USB power source；It will be even
Extension bar 4 shifts the bottom of housing 2 onto, and connector 1 is connected with sample channel；Vacuum pump switch 8 is opened, vacuum pump 5 is started
Start to vacuumize, while driving connecting rod 4 mobile, liquid is pumped into housing 2；It is evacuated to suitable volume to the liquid in housing 2,
Vacuum pump switch 8 is closed, connecting rod 4 is pushed into 2 bottom of housing, liquid is discharged.
Although the utility model is disclosed as above with embodiment, its protection scope being not intended to limit the utility model,
Any technical staff for being familiar with this technology, it is made in the conception and scope for not departing from the utility model to change and retouch,
It all should belong to the protection range of the utility model.
Claims (4)
1. a kind of sample feeding device pull aid, which is characterized in that including connector, housing, gasket, connecting rod, vacuum pump,
Hold slot, USB power source connector and vacuum pump switch；One end of housing is arranged in the connector, and the connector and housing are sky
Core structure, the connector are connected to housing；One end of connecting rod is arranged in the gasket, and the gasket is located in housing；
The other end of connecting rod is arranged in the vacuum pump, and the holding slot, USB power source connector and vacuum pump switch are arranged at
On vacuum pump.
2. sample feeding device pull aid according to claim 1, which is characterized in that the connector and the detachable company of housing
It connects.
3. sample feeding device pull aid according to claim 1, which is characterized in that the connecting rod and vacuum pump can
It is detachably connected with.
4. sample feeding device pull aid according to claim 1, which is characterized in that outer put on is provided with scale, institute
The unit for stating scale is " mL ".
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072589.6U CN208672382U (en) | 2018-07-08 | 2018-07-08 | A kind of sample feeding device pull aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072589.6U CN208672382U (en) | 2018-07-08 | 2018-07-08 | A kind of sample feeding device pull aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208672382U true CN208672382U (en) | 2019-03-29 |
Family
ID=65826563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821072589.6U Active CN208672382U (en) | 2018-07-08 | 2018-07-08 | A kind of sample feeding device pull aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208672382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060433A (en) * | 2018-07-08 | 2018-12-21 | 华电电力科学研究院有限公司 | A kind of sample feeding device pull aid and its application method |
-
2018
- 2018-07-08 CN CN201821072589.6U patent/CN208672382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060433A (en) * | 2018-07-08 | 2018-12-21 | 华电电力科学研究院有限公司 | A kind of sample feeding device pull aid and its application method |
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