CN208775268U - A kind of liquid chromatogram liquid storage bottle - Google Patents
A kind of liquid chromatogram liquid storage bottle Download PDFInfo
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- CN208775268U CN208775268U CN201821390620.0U CN201821390620U CN208775268U CN 208775268 U CN208775268 U CN 208775268U CN 201821390620 U CN201821390620 U CN 201821390620U CN 208775268 U CN208775268 U CN 208775268U
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- annular groove
- bottle
- periphery
- liquid
- liquid storage
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Abstract
The utility model discloses a kind of liquid chromatogram liquid storage bottles.It include: bottle body；Bottle cap；And pipette；Bottle cap includes；Lid, edge are equipped with the periphery extended downwardly；First annular groove is arranged concentrically on the lid with the periphery, and is located in periphery, and the periphery matches with the spacing of the first annular groove and the thickness of bottleneck；The center of the lid is arranged in centre bore；Second annular groove, is arranged in the periphery of the centre bore, and the diameter of second annular groove and the diameter of pipette match；The outer wall of the periphery is arranged in ring-shaped groove；Band, elongated insertion part are installed in ring-shaped groove, and the connecting pin with body is connect with the elongated insertion part, and free end was around ring-shaped groove one week, and front end is inserted into elongated insertion part, for further increasing leakproofness.The beneficial effects of the utility model are: cooperating by lid, the first annular groove, the second annular groove and bottleneck, the sealing performance of bottle cap and bottle body is improved.
Description
Technical field
The utility model relates to liquid chromatogram field, in particular to a kind of liquid chromatogram liquid storage bottle.
Background technique
Liquid chromatography because its separation efficiency is high, detection sensitivity is high, analysis speed is fast, the high many advantages of selectivity,
It is widely applied in fields such as bioengineering, pharmaceuticals industry, food industry, environmental monitoring, petrochemical industries.Liquid chromatogram system
System is made of mobile phase tank body bottle, infusion pump, sample injector, chromatographic column, detector and logger.
Liquid chromatogram mobile phase liquid storage bottle is for storing prepared mobile phase.Mobile phase liquid passes through high pressure in liquid storage bottle
Pump is driven into liquid chromatographic system, to guarantee that system is stablized, cannot have bubble appearance in liquid chromatographic system, due to gas
Compression ratio is big more compared with liquid, and since bubble exists, the flow velocity of moment is reduced, and system pressure declines.If bubble is enough
Greatly, high-pressure pump cannot convey any mobile phase, if pressure is lower than preset pressure low limit, pump will stop working, after
And influence measurement.
Because mobile phase liquid is mostly methanol, acetonitrile etc. is volatile to have certain murder by poisoning liquid to operator, and liquid storage bottle is usual
It is sealed with cock lid, in liquid chromatogram continuous operation, mobile phase can be consumed in liquid storage bottle, open cock in addition mobile phase
When, inlet tube suction strainer head can be lifted off liquid level, this process will generate bubble, will affect measurement, lead to the failure of an experiment.
It is a kind of to there is the liquid chromatogram liquid storage bottle for capableing of automatic feed liquor to become the key to solve the problem with good seal performance.
Utility model content
The purpose of this utility model is to provide a kind of liquid chromatogram liquid storage bottles, have good sealing performance.
The utility model, can be to the liquid level in liquid storage bottle still another purpose is that provide a kind of liquid chromatogram liquid storage bottle
It is detected.
To achieve the above object, the utility model adopts the following technical solution, comprising:
Bottle body, the upper end middle part is equipped with bottleneck, for containing mobile phase；
Bottle cap is detachably connected with the bottleneck, for sealing the bottle body；And
Pipette, one end protrude into inside bottle body, and the other end is connected with high-pressure pump, for drawing the flowing inside bottle body
Phase；
Wherein, the bottle cap includes；
Lid, edge are equipped with the periphery extended downwardly；
First annular groove is arranged concentrically on the lid with the periphery, and is located in periphery, the periphery and first
The spacing of annular groove and the thickness of bottleneck match；
The center of the lid is arranged in centre bore, for passing through for pipette；
The periphery of the centre bore, the diameter and the diameter phase of pipette of second annular groove is arranged in second annular groove
Matching, for sealing the centre bore；
The outer wall of the periphery is arranged in ring-shaped groove；
Band, elongated insertion part are installed in ring-shaped groove, and the connecting pin with body is connect with the elongated insertion part, and free end is surround
Ring-shaped groove one week, front end was inserted into elongated insertion part, for further increasing leakproofness.
Preferably, it is equipped with external screw thread in bottle mouth position, the interior spiral shell to match with the external screw thread is equipped in the periphery
Line.
Preferably, further includes:
Reinforcing rib, setting is in first annular groove and the second annular groove, for increasing between the first annular groove and the second annular groove
Expanding force.
Preferably, first annular groove has taper, and the wide lower end in upper end is narrow.
Preferably, further include liquid level sensor:
Column is vertically arranged in the bottle body；
Floating ball is set on the column, and is swum on the liquid level of mobile phase, and magnet is equipped in the floating ball；
The bottom of the bottle body is arranged in magnetic reed switch, is used for induced magnetic field；
Alarm is electrically connected with the magnetic reed switch, and when the magnetic reed switch senses magnetic field, alarm output is mentioned
Show sound.
Preferably, further include air-pressure balancing device:
First opening, is arranged in the side of the bottleneck；
Air valve, setting is in first opening, for controlling the intracorporal air pressure balance of bottle；
Tail gas collecting device is connect with the air valve, due to collecting the gas of air valve discharge.
Preferably, further include liquid-adding device:
The side of the bottle body is arranged in fluid infusion bottle, for containing mobile phase to be supplemented；
Surge flask is arranged between the bottle body and fluid infusion bottle；
First pipeline is used to connect the surge flask and fluid infusion bottle；
Second pipeline, one end are connect with surge flask, the inlet connection of the other end and bottle body；
Wherein, control valve is equipped on first pipeline.
Preferably, further includes:
Solenoid valve is arranged at the inlet and is electrically connected with the magnetic reed switch, for controlling the logical of inlet
It is disconnected.
Preferably, elastic seal ring is equipped in the lower edge of the lid periphery.
The beneficial effect of utility model is: being cooperated by lid, the first annular groove, the second annular groove and bottleneck, improves bottle cap
With the sealing performance of bottle body.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of liquid chromatogram liquid storage bottle of the utility model；
Fig. 2 is the perspective view of bottle cap in the utility model；
Fig. 3 is the cross-sectional view of bottle cap in the utility model.
Specific embodiment
Utility model is described in further detail with reference to the accompanying drawing, to enable those skilled in the art referring to specification
Text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein be not precluded one or its
The presence or addition of its element or combinations thereof.
As shown in Figure 1-3, a kind of way of realization of the utility model, to achieve the above object, the utility model is using such as
Lower technical solution, comprising:
Bottle body 120, the upper end middle part is equipped with bottleneck, for containing mobile phase；Bottle body 120 is made of clear material.As
A kind of preferred, the bottle body 120 has quartz glass to be made.As further preferred, external screw thread is equipped in the periphery of the bottleneck.
Bottle cap 110 is detachably connected with the bottleneck, for sealing the bottle body.The bottle cap includes；Lid 111,
Its edge is equipped with the periphery extended downwardly；First annular groove 112 is arranged concentrically on the lid 111 with the periphery, and position
In in periphery, the periphery matches with the spacing of the first annular groove and the thickness of bottleneck；Centre bore 114 is arranged in the lid
The center of body 111, for being passed through for pipette；Second annular groove 113, is arranged in the periphery of the centre bore 114, and described second
The diameter of annular groove 113 and the diameter of pipette match, for sealing the centre bore 114；Ring-shaped groove 111a, setting
In the outer wall of the periphery；Band, elongated insertion part 115a are installed in ring-shaped groove 111a, the connecting pin with body 115b with it is described
Elongated insertion part 115a connection, free end was around ring-shaped groove 111a mono- week, and front end is inserted into elongated insertion part 115a, for further increasing
Leakproofness.As a preference, in the bottle mouth position external screw thread, it is equipped in the periphery in matching with the external screw thread
Screw thread 111b.As further preferred, further includes: reinforcing rib 116 is arranged in first annular groove 112 and the second annular groove
113, for increasing the expanding force between the first annular groove 112 and the second annular groove 113.Preferably as one kind, the band is detachable
Band.
Pipette, one end protrude into inside bottle body 110, and the other end is connected with high-pressure pump, for drawing the stream inside bottle body
Dynamic phase.As a preference, the pipette is made of silica gel.
In use, first pipette is inserted into centre bore 114, the second annular groove 113 fits closely the outer of pipette
Wall, then pipette is inserted into bottle body, bottle cap 110 is screwed.The thickness of the spacing and bottleneck of the periphery and the first annular groove 112
Match, bottleneck is tightly sealed.Then by with the free end of body 115b, around ring-shaped groove 111a mono- week, front end insertion was locked
Head 115a in, pull free end end to draw it is motionless until, further increase leakproofness.In another embodiment, described
Bottle mouth position external screw thread is equipped with the internal screw thread 111b to match with the external screw thread in the periphery.
In another embodiment, further includes: reinforcing rib 116 is arranged in first annular groove 112 and the second annular groove
113, for increasing the expanding force between the first annular groove 112 and the second annular groove 113.As a preference, the reinforcing rib 116 is by four
Fluoride material is made.
In another embodiment, first annular groove 112 has taper, and the wide lower end in upper end is narrow.As a preference, institute
Stating taper is 1:25.
In another embodiment, further include liquid level sensor: column 141 is vertically arranged in the bottle body；It is floating
Ball 142, is set on the column, and swims on the liquid level of mobile phase, and magnet is equipped in the floating ball；Magnetic reed switch
143, the bottom of the bottle body is set, induced magnetic field is used for；Alarm 144 is electrically connected with the magnetic reed switch, works as institute
When stating magnetic reed switch and sensing magnetic field, alarm exports prompt tone.
In another embodiment, further include air-pressure balancing device: the one of the bottleneck is arranged in the first opening 151
Side；Air valve 152, setting is in first opening, for controlling the intracorporal air pressure balance of bottle；Tail gas collecting device, with
The air valve connection, due to collecting the gas of air valve discharge.
In another embodiment, further include liquid-adding device: fluid infusion bottle 161 is arranged in the side of the bottle body, is used for
Contain mobile phase to be supplemented；Surge flask 162 is arranged between the bottle body and fluid infusion bottle；First pipeline 163, is used for
Connect the surge flask and fluid infusion bottle；Second pipeline 164, one end is connect with surge flask, and the inlet of the other end and bottle body connects
It connects；Wherein, control valve 165 is equipped on first pipeline.
In another embodiment, further includes: solenoid valve 166 is arranged at the inlet and opens with the magnetic red
Powered-down connection, for controlling the on-off of inlet.
In another embodiment, elastic seal ring 117 is equipped in the lower edge of the lid periphery.
The beneficial effect of utility model is: being cooperated by lid, the first annular groove, the second annular groove and bottleneck, improves bottle cap
With the sealing performance of bottle body.
A kind of liquid chromatogram liquid storage bottle of the utility model in summary passes through lid 111, the first annular groove 112, the second annular groove
112 cooperate with bottleneck, improve the sealing performance of bottle cap 110 Yu bottle body 120.It, can when liquid level is low equipped with liquid level sensor
Prompt liquid feeding.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (9)
1. a kind of liquid chromatogram liquid storage bottle characterized by comprising
Bottle body, the upper end middle part is equipped with bottleneck, for containing mobile phase；
Bottle cap is detachably connected with the bottleneck, for sealing the bottle body；And
Pipette, one end protrude into inside bottle body, and the other end is connected with high-pressure pump, for drawing the mobile phase inside bottle body；
Wherein, the bottle cap includes；
Lid, edge are equipped with the periphery extended downwardly；
First annular groove is arranged concentrically on the lid with the periphery, and is located in periphery, the periphery and the first annular groove
Spacing and the thickness of bottleneck match；
The center of the lid is arranged in centre bore, for passing through for pipette；
The periphery of the centre bore is arranged in second annular groove, and the diameter of second annular groove and the diameter of pipette match,
For sealing the centre bore；
The outer wall of the periphery is arranged in ring-shaped groove；
Band, elongated insertion part are installed in ring-shaped groove, and the connecting pin with body is connect with the elongated insertion part, and free end is around annular
Groove one week, front end was inserted into elongated insertion part, for further increasing leakproofness.
2. liquid chromatogram liquid storage bottle according to claim 1, it is characterised in that: external screw thread is equipped in bottle mouth position, described
The internal screw thread to match with the external screw thread is equipped in periphery.
3. liquid chromatogram liquid storage bottle according to claim 1, which is characterized in that further include:
Reinforcing rib is arranged in first annular groove and the second annular groove, for increasing the tensioner between the first annular groove and the second annular groove
Power.
4. liquid chromatogram liquid storage bottle according to claim 1 or 2, it is characterised in that: first annular groove has taper, on
Hold wide lower end narrow.
5. liquid chromatogram liquid storage bottle according to claim 1, which is characterized in that further include liquid level sensor:
Column is vertically arranged in the bottle body；
Floating ball is set on the column, and is swum on the liquid level of mobile phase, and magnet is equipped in the floating ball；
The bottom of the bottle body is arranged in magnetic reed switch, is used for induced magnetic field；
Alarm is electrically connected with the magnetic reed switch, when the magnetic reed switch senses magnetic field, alarm output prompt
Sound.
6. liquid chromatogram liquid storage bottle according to claim 5, which is characterized in that further include air-pressure balancing device:
First opening, is arranged in the side of the bottleneck；
Air valve, setting is in first opening, for controlling the intracorporal air pressure balance of bottle；
Tail gas collecting device is connect with the air valve, due to collecting the gas of air valve discharge.
7. liquid chromatogram liquid storage bottle according to claim 5, which is characterized in that further include liquid-adding device:
The side of the bottle body is arranged in fluid infusion bottle, for containing mobile phase to be supplemented；
Surge flask is arranged between the bottle body and fluid infusion bottle；
First pipeline is used to connect the surge flask and fluid infusion bottle；
Second pipeline, one end are connect with surge flask, the inlet connection of the other end and bottle body；
Wherein, control valve is equipped on first pipeline.
8. liquid chromatogram liquid storage bottle according to claim 7, which is characterized in that further include:
Solenoid valve is arranged at the inlet and is electrically connected with the magnetic reed switch, for controlling the on-off of inlet.
9. liquid chromatogram liquid storage bottle according to claim 1, it is characterised in that: be equipped in the lower edge of the lid periphery
Elastic seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390620.0U CN208775268U (en) | 2018-08-28 | 2018-08-28 | A kind of liquid chromatogram liquid storage bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390620.0U CN208775268U (en) | 2018-08-28 | 2018-08-28 | A kind of liquid chromatogram liquid storage bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208775268U true CN208775268U (en) | 2019-04-23 |
Family
ID=66158805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821390620.0U Expired - Fee Related CN208775268U (en) | 2018-08-28 | 2018-08-28 | A kind of liquid chromatogram liquid storage bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208775268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939995A (en) * | 2020-08-14 | 2020-11-17 | 三门颜临医疗器械有限公司 | Test tube with dumping rubber head |
-
2018
- 2018-08-28 CN CN201821390620.0U patent/CN208775268U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939995A (en) * | 2020-08-14 | 2020-11-17 | 三门颜临医疗器械有限公司 | Test tube with dumping rubber head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200828 |