CN108072720A - A kind of device for keeping sample injection bottle cleaning dry - Google Patents
A kind of device for keeping sample injection bottle cleaning dry Download PDFInfo
- Publication number
- CN108072720A CN108072720A CN201610994686.XA CN201610994686A CN108072720A CN 108072720 A CN108072720 A CN 108072720A CN 201610994686 A CN201610994686 A CN 201610994686A CN 108072720 A CN108072720 A CN 108072720A
- Authority
- CN
- China
- Prior art keywords
- bye
- pass
- sample injection
- injection bottle
- main line
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 45
- 239000007924 injection Substances 0.000 title claims abstract description 45
- 238000004140 cleaning Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000010419 fine particle Substances 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
Abstract
The present invention discloses a kind of device for keeping sample injection bottle cleaning dry, and including vent line, the vent line includes main line and bye-pass, and the bye-pass lower end is connected with main line, and bye-pass is vertically arranged on main line；Air inlet pipe is further included, the air inlet pipe is connected with main line；Stent is further included, the stent includes tube body and several support chips, and support chip is spaced and is distributed at the top of tube body and tilts outward, and support chip inner surface is equipped with protrusion；The tube body of the stent is sleeved on bye-pass top.The present invention is intended to provide a kind of device for keeping sample injection bottle cleaning dry, can remove absorption sample injection bottle inner wall fine particles, ensure it is dry in bottle, it is ensured that sample injection bottle cleaning, drying before use reduces the generation of test error.
Description
Technical field
The present invention relates to analysis detection field more particularly to a kind of devices for keeping sample injection bottle cleaning dry.
Background technology
Sample injection bottle used in chromatography detection process is the container containing that substance to be analyzed carries out Instrumental Analysis, clean
Degree directly influences analysis result.Sample injection bottle is commonly divided into reusable sample injection bottle after disposable sample injection bottle, cleaning.Before
The cleanliness factor of person is good, but use cost is excessively high, is not suitable for long-term a large amount of uses.The latter is once purged reusable, but deposits
Causing test result that the potential problems such as deviation occur due to aridity, cleanliness factor do not conform to rule (such as introducing fine particle).
The aridity off-specification of sample injection bottle influences to examine it is possible that the concentration of the stability, sample to sample has an impact
Survey result；The impurity such as the fine particle in sample injection bottle, it is not only possible to which certain absorption is generated to the sample to be tested for injecting injection port
Effect influences the accuracy of result, and with the accumulation for introducing impurity, detecting instrument but will be polluted, influence instrument
Sensitivity and service life.
The content of the invention
The present invention is intended to provide a kind of device for keeping sample injection bottle cleaning dry, can remove absorption in sample injection bottle inner wall
Fine particles, ensure in bottle it is dry, it is ensured that sample injection bottle cleaning, drying before use reduces the generation of test error.
In order to achieve the above objectives, the technical solution adopted by the present invention is as follows：
A kind of device for keeping sample injection bottle cleaning dry, including vent line, the vent line includes main line and branch
Pipeline, the bye-pass lower end are connected with main line, and bye-pass is vertically arranged on main line；Further include air inlet pipe, it is described into
Tracheae is connected with main line；
Stent is further included, the stent includes tube body and several support chips, and support chip is spaced and is distributed on tube body
Top simultaneously tilts outward, and support chip inner surface is equipped with protrusion；The tube body of the stent is sleeved on bye-pass top.
Preferably, its bottom tube wall is vertically provided with bar-shaped trough；Clip is further included, the clip is placed on pipe
External wall lower part, the stent are fixed on by clip in bye-pass external wall of upper portion；The support chip is petaloid, support chip and pipe
Body is integrated manufacture.
Preferably, the main line is rectangle paliform pipeline, and bye-pass is distributed on main line.
Preferably, the main line is rectangle net trellis, and bye-pass is distributed on the grid node locations of main line.
Preferably, the diameter of the bye-pass is less than bottleneck, the internal diameter of bottle of sample injection bottle.
Preferably, the diameter of the support chip expansion is more than the outer diameter of sample bottle.
Preferably, the main line includes Five-way tube and 8 pipelines, and the Five-way tube includes four be generally aligned in the same plane
Gas outlet and an air inlet perpendicular to the plane, air inlet are connected by elbow with air inlet pipe；Main line further includes four
A connection wye, one end of each connection wye connect respectively with a gas outlet, and the other both ends of connection wye are respectively communicated with one
Pipeline；The pipeline is connected with bye-pass.
Preferably, the main line includes a Five-way tube and several annular pipelines, and the Five-way tube includes being located at same
Four gas outlets of plane and an air inlet perpendicular to the plane, air inlet are connected by elbow with air inlet pipe；It is each
Annular pipeline is looped around with concentric circles around Five-way tube, is connected between annular pipeline by connecting tube, the ring positioned inside
Shape pipeline is connected with the gas outlet of Five-way tube；The bye-pass is distributed on loop pipe road.
Preferably, it is equipped with flow control valve in the connecting tube.
Preferably, housing is further included, the main line is fixed inside housings, and housing top surface is run through in bye-pass upper end, into
Housing sidewall is run through in tracheae outer end；The stent is located above housing top surface.
Preferably, it is equipped with flow control valve on the air inlet pipe and bye-pass, flow control valve on the bye-pass
Adjusting knob is arranged in housing sidewall.
Preferably, the support chip and tube body are into 110 ° of -160 ° of angles.
Preferably, the bar-shaped trough quantity is 3, and 3 bar-shaped troughs are distributed on the tube wall of tube body.
The device of the invention is by being continuously passed through sample injection bottle spare after cleaning dry, clean high-purity gas, example
Such as purity nitrogen or straight argon, achieve the purpose that remove absorption sample injection bottle inner wall fine particles, ensure in bottle it is dry, it is ensured that into
Sample bottle cleaning, drying before use, can effectively reduce the generation of test error.The diameter of bye-pass is less than the bottle of sample injection bottle
Mouth, the internal diameter of bottle, the inner wall of sample injection bottle is touched to avoid the tube body of bye-pass；The height of bye-pass stent can pass through clip
It is adjusted, the bottom of sample injection bottle inner wall is touched to avoid branch nozzle, be adaptable to the cleaning of the sample injection bottle of different height
It is dry.Present apparatus design is simple and effective, simple and convenient, efficiently solves sample injection bottle during chromatography is examined and introduces impurity, moisture
And the problems such as deviation of generation.
Description of the drawings
Fig. 1 is structure sectional view of the present invention.
Fig. 2 is 1 structure diagram of embodiment.
Fig. 3 is supporting structure schematic diagram.
Fig. 4 is 2 structure diagram of embodiment.
Fig. 5 is 2 Center Vent tube line structure schematic diagram of embodiment.
Fig. 6 is 3 structure diagram of embodiment.
In figure：101- housings, 102- vent lines, 103- main lines, 104- bye-passes, 105- air inlet pipe, 106- stents,
107- tube bodies, 108- support chips, 109- protrusions, 110- bar-shaped troughs, 111- clips, 112- adjusting knobs, 113- Five-way tubes, 114-
Connection wye, 115- gas outlets, 116- air inlets, 117- pipelines, 118- sample injection bottles, 119- ring-types pipeline, 120- connecting tubes.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with attached drawing, to the present invention into
Row is further described.
Embodiment 1：As shown in Figs. 1-3, a kind of device for keeping sample injection bottle cleaning dry, including housing 101 and snorkel
Road 102, the vent line 102 include main line 103 and bye-pass 104, and the bye-pass 104 hangs down with 103 direction of main line
Directly；The main line 103 is fixed on inside housing 101, and 104 lower end of bye-pass is connected with main line 103,104 upper end of bye-pass
Through 101 top surface of housing；Air inlet pipe 105 is additionally provided on the main line 103,101 side wall of housing is run through in 105 outer end of air inlet pipe；
Stent 106 is further included, the stent 106 includes tube body 107 and 108,4 support chips 108 of support chip of 4 petaloids are distributed on pipe
The top of body 107 simultaneously tilts and tube body 107 is into 110 ° of -160 ° of angles outward；108 upper surface of support chip is equipped with protrusion 109；It is described
107 bottom tube wall of tube body is vertically provided with bar-shaped trough 110；Support chip 108 is integrated manufacture with tube body 107；Further include card
Hoop 111, the clip 111 is placed on 107 outer wall lower part of tube body, and the stent 106 is fixed on by clip 111 on bye-pass 104
On portion's outer wall.The main line 103 is rectangle paliform pipeline, and housing 101 is square.The bye-pass 104 is at least eight,
Each bye-pass 104 is mutually parallel and is distributed in two row patterns on main line 103.In the air inlet pipe 105 and bye-pass 104
Equipped with flow control valve.The angle of the support chip 108 and tube body 107 is preferably 135 °.110 quantity of bar-shaped trough is 3,
3 bar-shaped troughs 110 are distributed on the tube wall of tube body 107.The adjusting knob 112 of 104 flow control valve of bye-pass is arranged on
On 101 side wall of housing.
Embodiment 2：As illustrated in figures 4-5, compared with Example 1, the difference is that only：The main line 103 includes
Five-way tube 113 and 8 pipelines 117, the Five-way tube 113 include four gas outlets 115 being generally aligned in the same plane and perpendicular to institutes
An air inlet 116 of plane is stated, air inlet 116 is connected with air inlet pipe 105；Main line 103 further includes four connection wyes 114,
One end of each connection wye 114 connects respectively with a gas outlet 115, and the other both ends of connection wye 114 are respectively communicated with one
Pipeline 117；The pipeline 117 is connected with bye-pass 104.Device in the present embodiment can make the air-flow in main line uniform
Each branch is reached, each road pressure and the difference of flow will not be caused, the dry effect of cleaning is impacted.
Embodiment 3：As shown in fig. 6, it compared with Example 1, the difference is that only：The main line 103 includes one
A Five-way tube 113 and several annular pipelines 119, the Five-way tube 113 include four gas outlets 115 being generally aligned in the same plane and hang down
Directly in an air inlet 116 of the plane, air inlet 116 is connected by elbow with air inlet pipe 105；Each ring-type pipeline 119
It is looped around around Five-way tube 113, is connected between annular pipeline 119 by connecting tube 120, the ring positioned inside with concentric circles
Shape pipeline 119 is connected with the gas outlet 115 of Five-way tube 113；The bye-pass 104 is distributed on annular pipeline 119；The connection
Flow control valve is equipped on pipe 120.Device in the present embodiment can make the air-flow in main line uniformly reach a ring-type
Each bypass duct in pipeline will not cause each road pressure and the difference of flow, and the dry effect of cleaning is caused
It influences.
The present invention includes main line 103, bye-pass 104 and air inlet pipe 105,104 equal valve design of air inlet pipe 105 and bye-pass
Door carries out spirit according to the specifically used demand such as use 118 numbers of sample injection bottle, the size of vent gas, the length of duration of ventilation
Regulation and control living.
104 envisaged underneath of vent branch road has stent 106,106 noncontinuity of stent support sample injection bottle bottleneck, Ji Nengzhi
Inverted sample injection bottle 118 is supportted, avoids being placed in the vent branch road nozzle contact sample injection bottle inner wall in bottle, in turn, ensures that and lead to from branch
The gas continuity entered in bottle is excluded from bottleneck, so as to achieve the purpose that remove impurity and the moisture such as fine particles.
The outer diameter of bye-pass 104 is less than the internal diameter of the bottleneck of sample injection bottle 118.
The height of bye-pass stent can be adjusted by clip 111, and sample injection bottle inner wall is touched to avoid branch nozzle
Bottom, be adaptable to the cleaning drying of the sample injection bottle of different height.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (10)
1. a kind of device for keeping sample injection bottle cleaning dry, it is characterised in that：Including vent line, the vent line includes master
Pipeline and bye-pass, the bye-pass lower end are connected with main line, and bye-pass is vertically arranged on main line；Further include air inlet
Pipe, the air inlet pipe are connected with main line；
Stent is further included, the stent includes tube body and several support chips, and support chip is spaced and is distributed at the top of tube body
And tilt outward, support chip inner surface is equipped with protrusion；The tube body of the stent is sleeved on bye-pass top.
2. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：Its bottom
Tube wall is vertically provided with bar-shaped trough；Clip is further included, the clip is placed on tube wall lower part, and the stent passes through clip
It is fixed in bye-pass external wall of upper portion；The support chip is petaloid, and support chip is integrated manufacture with tube body.
3. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：The main line is
Rectangle paliform pipeline, bye-pass are distributed on main line.
4. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：The main line bag
Five-way tube and 8 pipelines are included, the Five-way tube includes four gas outlets being generally aligned in the same plane and one perpendicular to the plane
A air inlet, air inlet are connected by elbow with air inlet pipe；Main line further includes four connection wyes, one end of each connection wye
It is connected respectively with a gas outlet, the other both ends of connection wye are respectively communicated with a pipeline；The pipeline connects with bye-pass
It is logical.
5. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：The main line bag
A Five-way tube and several annular pipelines are included, the Five-way tube includes four gas outlets being generally aligned in the same plane and perpendicular to described
One air inlet of plane, air inlet are connected by elbow with air inlet pipe；Each ring-type pipeline is looped around five with concentric circles
It around siphunculus, is connected between annular pipeline by connecting tube, the annular pipeline positioned inside is connected with the gas outlet of Five-way tube；Institute
It states bye-pass and is distributed on loop pipe road.
6. a kind of device for keeping sample injection bottle cleaning dry according to claim 5, it is characterised in that：In the connecting tube
It is equipped with flow control valve.
7. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：Further include housing,
The main line is fixed inside housings, and housing top surface is run through in bye-pass upper end, and housing sidewall is run through in air inlet pipe outer end；The branch
Frame is located above housing top surface.
8. a kind of device for keeping sample injection bottle cleaning dry according to claim 7, it is characterised in that：The air inlet pipe and
It is equipped with flow control valve on bye-pass, the adjusting knob of flow control valve is arranged in housing sidewall on the bye-pass.
9. a kind of device for keeping sample injection bottle cleaning dry according to claim 1, it is characterised in that：The support chip with
Tube body is into 110 ° of -160 ° of angles.
10. a kind of device for keeping sample injection bottle cleaning dry according to claim 2, it is characterised in that：The bar-shaped trough
Quantity is 3, and 3 bar-shaped troughs are distributed on the tube wall of tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994686.XA CN108072720A (en) | 2016-11-11 | 2016-11-11 | A kind of device for keeping sample injection bottle cleaning dry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994686.XA CN108072720A (en) | 2016-11-11 | 2016-11-11 | A kind of device for keeping sample injection bottle cleaning dry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108072720A true CN108072720A (en) | 2018-05-25 |
Family
ID=62155026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610994686.XA Pending CN108072720A (en) | 2016-11-11 | 2016-11-11 | A kind of device for keeping sample injection bottle cleaning dry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108072720A (en) |
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2016
- 2016-11-11 CN CN201610994686.XA patent/CN108072720A/en active Pending
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