CN205139157U - Quantitative transfer device of ultrapure solvent - Google Patents
Quantitative transfer device of ultrapure solvent Download PDFInfo
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- CN205139157U CN205139157U CN201520983983.5U CN201520983983U CN205139157U CN 205139157 U CN205139157 U CN 205139157U CN 201520983983 U CN201520983983 U CN 201520983983U CN 205139157 U CN205139157 U CN 205139157U
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Abstract
The utility model relates to shift the technical field of ultrapure solvent, disclose a quantitative transfer device of ultrapure solvent. This transfer device includes: hold the sealed solvent bottle of ultrapure solvent, to carrier gas's pressure driven device in the solvent bottle, insert and establish corrosion resistant drain pipe in the solvent bottle, in the liquid outlet of drain pipe inserts the sample bottle, just be provided with ooff valve and flowmeter on the drain pipe. In above -mentioned technical scheme, through pressure driven device, drain pipe, flowmeter, to have realized measuring and transferred to the sample bottle with the ultrapure solvent in the solvent bottle, the drain pipe adopts corrosion resistant pipeline to avoid the pollution that causes to the solvent when shifting, improved the pure degree of solvent when shifting, avoided the unsafe problem of equipment test result that the mode caused of empting that adopts among the prior art, improved the degree of accuracy of the solution prepared.
Description
Technical field
The utility model relates to the technical field shifting ultrapure solvent, refers more particularly to a kind of quantitative transfer device of ultrapure solvent.
Background technology
In working sample during the content of metallic element, usually prepare standard solution and the testing sample solution of a series of variable concentrations metallic element using the extremely low extra-pure grade organic solvent of metal element content as matrix, measured the content of metallic element in testing sample by Criterion curve.When preparing standard solution and sample solution, need the ultrapure solvent in liquid storage bottle quantitatively to join in standard solution sample bottle and solution example bottle to be measured.The method in sample bottle transferred to by ultrapure solvent is in the prior art mainly through realizing with under type.Ultrapure solvent in liquid storage bottle is directly transferred in sample bottle by the mode of toppling over, due to the difference of the bottleneck in liquid storage bottle, bottle cap and body material and the severe corrosive of extra-pure grade solvent, the stripping of metallic element can be there is when causing ultrapure solvent in liquid storage bottle to flow through bottleneck, finally cause the ultrapure solvent joined in sample bottle to be polluted, directly affect the sensitivity of checkout equipment and the accuracy of measurement result.
Utility model content
The utility model provides a kind of quantitative transfer device of ultrapure solvent, in order to improve solvent shift time degree of purity and accuracy.
The utility model provides a kind of quantitative transfer device of ultrapure solvent, and this transfer device comprises:
Hold the sealed solvent bottle of ultrapure solvent;
The pressure actuated device of gas is carried in described solvent bottle;
Be plugged in the corrosion resistant drain pipe in described solvent bottle, the liquid outlet of described drain pipe is inserted in sample bottle, and described drain pipe is provided with switch valve and flowmeter.
In technique scheme, by pressure actuated device, drain pipe, flowmeter, achieving the ultrapure solvent that can measure in solvent bottle transfers in sample bottle, drain pipe adopts corrosion resistant pipeline, thus avoid pollution solvent caused when shifting, improve the degree of purity of solvent when shifting, avoid adopt in prior art topple over the inaccurate problem of device measuring result that mode causes, improve the accuracy of the solution of preparation.
Preferably, described pressure actuated device comprises: pressue device and the draft tube be connected with described pressue device, described draft tube is inserted in described solvent bottle.
Preferably, described pressue device is air bag or air pump.
Preferably, described drain pipe is the drain pipe that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make.There is higher decay resistance.
Preferably, described switch valve is electromagnetic switch valve;
Also comprise control device, when the flow of the described flowmeter detected arrives setting flow, control described electromagnetic switch valve and close.Achieve automatic control, improve the accuracy of solvent transfer.
Preferably, the bottle cap that described solvent bottle comprises liquid storage bottle and is tightly connected with described liquid storage bottle, described drain pipe extend in described liquid storage bottle through after described bottle cap, and described drain pipe is connected with described bottle cap sealing.
Preferably, described draft tube extend in described liquid storage bottle through described bottle cap, and described draft tube is connected with described bottle cap sealing.
Preferably, described draft tube is the draft tube that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make;
Described flow counts the flowmeter that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make;
Described switch valve is the switch valve that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make.
Accompanying drawing explanation
The structural representation of the quantitative transfer device of the ultrapure solvent that Fig. 1 provides for the utility model embodiment.
Reference numeral:
1-pressue device 2-draft tube 3-bottle cap
4-liquid storage bottle 5-drain pipe 6-switch valve
7-flowmeter 8-sample bottle
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
As shown in Figure 1, Fig. 1 shows the structural representation of the quantitative transfer device of the ultrapure solvent that the utility model embodiment provides.
The utility model embodiment provides a kind of quantitative transfer device of ultrapure solvent, and this transfer device comprises:
Hold the sealed solvent bottle of ultrapure solvent;
The pressure actuated device of gas is carried in described solvent bottle;
Be plugged in the corrosion resistant drain pipe 5 in described solvent bottle, the liquid outlet of described drain pipe 5 is inserted in sample bottle 8, and described drain pipe 5 is provided with switch valve 6 and flowmeter 7.
In technique scheme, by pressure actuated device, drain pipe 5, flowmeter 7, achieving to measure transfers in sample bottle 8 by the ultrapure solvent in solvent bottle, drain pipe 5 adopts corrosion resistant pipeline, thus avoid pollution solvent caused when shifting, improve the degree of purity of solvent when shifting, avoid adopt in prior art topple over the inaccurate problem of testing of equipment result that mode causes, improve the accuracy of the solution of preparation.
Conveniently understand the quantitative transfer device structure and working principle of the ultrapure solvent that the utility model embodiment provides, below in conjunction with accompanying drawing 1, its structure is described in detail.
This device comprises the parts such as pressure actuated device, solvent bottle, drain pipe 5, switch valve 6, flowmeter 7 and sample bottle 8.Ultrapure solvent is wherein the organic solvent with strong polarity, severe corrosive, low-metal content, as extra-pure grade 1-METHYLPYRROLIDONE (NMP), extra-pure grade N-ethyl pyrrolidone (NEP), extra-pure grade N, N-dimethyl acetamide (DMAc), extra-pure grade DMF (DMF) etc.
Solvent bottle wherein comprises liquid storage bottle 4 and gland bonnet and is contained in bottle cap 3 on this liquid storage bottle 4.Ultrapure solvent is contained in this liquid storage bottle 4.
Drain pipe 5 extend in liquid storage bottle through after bottle cap 3, and the liquid outlet of drain pipe 5 is arranged in sample bottle, thus realizes being communicated with sample bottle 8 by solvent bottle, so that the transfer of solvent.And when specifically arranging, be sealedly and fixedly connected between this drain pipe 5 and bottle cap 3.
In addition, pressure actuated device is also arranged on bottle cap 3, concrete, and this pressure actuated device comprises: pressue device 1 and the draft tube 2 be connected with described pressue device 1, described draft tube 2 is inserted in described solvent bottle.Concrete, draft tube 2 is plugged on bottle cap 3, and is tightly connected with bottle cap 3, and the gas outlet of draft tube 2 is positioned at liquid storage bottle 4, and pressue device 1 is wherein air bag or air pump.Blown in liquid storage bottle 4 by air bag or air pump, increase the pressure in bottle, thus liquid is pushed in drain pipe 5, realize the transfer of solvent.
Better, in order to avoid solvent is contaminated, the material of the parts such as draft tube 2 wherein, drain pipe 5, switch valve 6, flowmeter 7 and sample bottle 8 is soluble poly tetrafluoroethene (PFA), fluorinated ethylene propylene copolymer (FEP) or stainless steel.Described draft tube 2 and draft tube 2 being inserted into is equipped with in the liquid storage bottle 4 of extra-pure grade solvent, sealing.Calculate the demand joining ultrapure solvent in sample bottle 8, and arrange in flowmeter 7.By pressue device 1 (as aerating ballon), the liquid in liquid storage bottle 4 is pressurizeed, ultrapure solvent flow in sample bottle 8 by drain pipe 5 tunnel, switch valve 6, flowmeter 7, when registration in flowmeter 7 reaches preset value (i.e. ultrapure solvent requirement), closing switch valve 6, solvent transfer is complete.
As a kind of preferred embodiment, this switch valve 6 is solenoid valve, and in addition, the quantitative transfer device of ultrapure solvent also comprises control device, when the flow of the described flowmeter 7 detected arrives setting flow, controls described electromagnetic switch valve 6 and closes.Namely when the registration in flowmeter 7 reaches preset value (i.e. ultrapure solvent requirement), solenoid valve cuts out automatically, and solvent transfer is complete.Use the arrangement achieves ultrapure solvent from liquid storage bottle 4 to sample bottle 8 quick, pollution-free, quantitatively shift.
Can be found out by foregoing description, this device is by pressure actuated device, drain pipe 5, flowmeter 7, achieving to measure transfers in sample bottle 8 by the ultrapure solvent in solvent bottle, drain pipe 5 adopts corrosion resistant pipeline, thus avoid pollution solvent caused when shifting, improve the degree of purity of solvent when shifting, avoid adopt in prior art topple over the inaccurate problem of testing of equipment result that mode causes, improve the accuracy of the solution of preparation.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (8)
1. a quantitative transfer device for ultrapure solvent, is characterized in that, comprising:
Hold the sealed solvent bottle of ultrapure solvent;
The pressure actuated device of gas is carried in described solvent bottle;
Be plugged in the corrosion resistant drain pipe in described solvent bottle, the liquid outlet of described drain pipe is inserted in sample bottle, and described drain pipe is provided with switch valve and flowmeter.
2. the quantitative transfer device of ultrapure solvent as claimed in claim 1, is characterized in that, described pressure actuated device comprises: pressue device and the draft tube be connected with described pressue device, described draft tube is inserted in described solvent bottle.
3. the quantitative transfer device of ultrapure solvent as claimed in claim 2, is characterized in that, described pressue device is air bag or air pump.
4. the quantitative transfer device of ultrapure solvent as claimed in claim 2, is characterized in that, described drain pipe is the drain pipe that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make.
5. the quantitative transfer device of ultrapure solvent as claimed in claim 2, is characterized in that, described switch valve is electromagnetic switch valve;
Also comprise control device, when the flow of the described flowmeter detected arrives setting flow, control described electromagnetic switch valve and close.
6. the quantitative transfer device of ultrapure solvent as claimed in claim 5, it is characterized in that, the bottle cap that described solvent bottle comprises liquid storage bottle and is tightly connected with described liquid storage bottle, described drain pipe extend in described liquid storage bottle through after described bottle cap, and described drain pipe is connected with described bottle cap sealing.
7. the quantitative transfer device of ultrapure solvent as claimed in claim 6, is characterized in that, described draft tube extend in described liquid storage bottle through described bottle cap, and described draft tube is connected with described bottle cap sealing.
8. the quantitative transfer device of ultrapure solvent as claimed in claim 7, is characterized in that, described draft tube is the draft tube that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make;
Described flow counts the flowmeter that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make;
Described switch valve is the switch valve that soluble poly tetrafluoroethene, fluorinated ethylene propylene copolymer or stainless steel make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520983983.5U CN205139157U (en) | 2015-11-27 | 2015-11-27 | Quantitative transfer device of ultrapure solvent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520983983.5U CN205139157U (en) | 2015-11-27 | 2015-11-27 | Quantitative transfer device of ultrapure solvent |
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| Publication Number | Publication Date |
|---|---|
| CN205139157U true CN205139157U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520983983.5U Active CN205139157U (en) | 2015-11-27 | 2015-11-27 | Quantitative transfer device of ultrapure solvent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362605A (en) * | 2016-10-28 | 2017-02-01 | 通用生物系统（安徽）有限公司 | Device used for preparing nucleotide monomer solution |
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2015
- 2015-11-27 CN CN201520983983.5U patent/CN205139157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362605A (en) * | 2016-10-28 | 2017-02-01 | 通用生物系统（安徽）有限公司 | Device used for preparing nucleotide monomer solution |
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| GR01 | Patent grant |