CN109187109A - A kind of solvent dehydration/purificasystem system and its application method with novel sampling device - Google Patents
A kind of solvent dehydration/purificasystem system and its application method with novel sampling device Download PDFInfo
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- CN109187109A CN109187109A CN201811190634.2A CN201811190634A CN109187109A CN 109187109 A CN109187109 A CN 109187109A CN 201811190634 A CN201811190634 A CN 201811190634A CN 109187109 A CN109187109 A CN 109187109A
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- valve
- sample
- molecular sieve
- solvent
- sampling
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- 238000005070 sampling Methods 0.000 title claims abstract description 57
- 239000002904 solvent Substances 0.000 title claims abstract description 52
- 230000018044 dehydration Effects 0.000 title claims abstract description 41
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000000523 sample Substances 0.000 claims abstract description 80
- 238000000746 purification Methods 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000002808 molecular sieve Substances 0.000 claims description 41
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 36
- 239000000463 material Substances 0.000 claims description 21
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 9
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- VEUACKUBDLVUAC-UHFFFAOYSA-N [Na].[Ca] Chemical group [Na].[Ca] VEUACKUBDLVUAC-UHFFFAOYSA-N 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 239000012527 feed solution Substances 0.000 claims description 3
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical group [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention provides a kind of solvent dehydration/purificasystem system and its application method with novel sampling device, the system comprises: syringe, the system also includes: dehydration purifying plant and sampler；The sampler includes: by the probe tube of the direct sample drawn of syringe, sampling valve, sample tap, cuts sample valve；The sampling valve and described section of sample valve are offered on the probe tube, the sample tap is offered between the sampling valve and described section of sample valve, and the sample tap is sealed with sheet rubber；The application method is successively comprising steps of feeding, dehydration purification, sampling, discharging.Present invention sample drawn directly from the probe tube full of solvent using syringe, the sample taken out is not contacted with air, not comtaminated, so that sampling inspection results are accurate, is sampled representative；The seal rubber piece of sample tap generates memory deformation sealing pin hole after sampling and generates without waste liquid so that the solvent in probe tube is not comtaminated, avoid waste.
Description
Technical field
The present invention relates to field of lithium more particularly to a kind of solvent dehydration/purificasystem system with novel sampling device,
And a kind of application method of the solvent dehydration/purificasystem system with novel sampling device.
Background technique
Currently, the dehydration method of purification of lithium battery solvent is that solvent materials are first passed through to head tank to be carried out dehydrating, place
A small amount of solvent is discharged after the completion of reason and is sampled, sampling is detected, the solvent for completing dehydration is sent into again after complying with standard and is inhaled
Attached column carries out purification processes, and a small amount of solvent is discharged after the completion of processing and samples, detects to sampling, complies with standard rear filling storage
It deposits.
In the prior art, the dehydration purification system of lithium battery solvent sampling when, sample solvent can contact with air thus
The vapor and impurity in air are absorbed, the solvent meeting being detained in discharge pipe when causing sampling inspection results to have deviation, and sampling
As waste liquid, cause to waste.
Dehydration purification system sampling lithium battery solvent in the prior art is inaccurate and sampling leads to the problem of waste liquid, this
Invention proposes a kind of new solution.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of, and the solvent dehydration with novel sampling device purifies system
System and a kind of application method of the solvent dehydration/purificasystem system with novel sampling device.
The present invention is realized by following technological means solves above-mentioned technical problem:
A kind of solvent dehydration/purificasystem system with novel sampling device includes: dehydration purifying plant and sampler；Institute
Sampler is stated to include: probe tube, sampling valve, sample tap, cut sample valve；The sampling valve and described is offered on the probe tube
Sample valve is cut, the sample tap is offered between the sampling valve and described section of sample valve, the sample tap is sealed with sheet rubber.
Preferably, the dehydration purifying plant includes: head tank, feed pipe, molecular sieve, discharge nozzle, pump, discharge duct, returns
Expects pipe, inlet valve, outlet valve, discharge valve, material returning valve；The feed pipe and the feed back pipe are offered at the top of the head tank,
Molecular sieve is installed in the head tank, the raw material pot bottom offers the discharge nozzle, and the discharge nozzle connects the pump,
The pump is connect with the discharge duct and the feed back pipe respectively by threeway, the feed pipe, the discharge nozzle, the discharging
The inlet valve, the outlet valve, the discharge valve, the material returning valve are successively offered respectively on pipe, the feed back pipe.
Preferably, the probe tube is connected in parallel with the feed back pipe, one end of the probe tube by threeway with it is described
Feed back pipe connection below material returning valve, the other end of the probe tube pass through described time above threeway and the material returning valve
Expects pipe connection.
Preferably, the molecular sieve includes: 3A molecular sieve, 4A molecular sieve, 5A molecular sieve；The 3A molecular sieve is a kind of potassium
Sodium form alumino-silicate, the aperture of crystal are 3A, and the 4A molecular sieve is a kind of sodium form alumino-silicate, and the aperture of crystal is 4A, institute
Stating 5A molecular sieve is a kind of calcium sodium form alumino-silicate, and the aperture of crystal is 5A.
Preferably, in the molecular sieve, the quality accounting of the 3A molecular sieve is 10%~50%, the 4A molecular sieve
Quality accounting is 20%~60%, the quality accounting of the 5A molecular sieve is 30%~70%.
Preferably, a kind of application method of the solvent dehydration/purificasystem system with novel sampling device successively include step such as
Under:
The first step, feeding:
Inlet valve, outlet valve, material returning valve are opened, discharge valve is closed, sampling valve, cuts sample valve, solvent is passed through from feed pipe
Head tank, the solvent is through over-molecular sieve, using discharge nozzle, then applies power by pump and leads to again by feed back pipe from top
Enter head tank；
Second step, dehydration purification:
Continue the first step, inlet valve is closed when feed solution reaches 300KG, keeps pump to be continuously applied power, make original
Repeatedly through over-molecular sieve in solvent cyclic process in batch can, the process is for 90 minutes~and 120 minutes；
Third step, sampling:
It opens sampling valve, cut sample valve, close material returning valve, so that solvent passes through from probe tube, full of molten in pipe to be sampled
After agent, material returning valve is opened, close sampling valve and cuts sample valve, the seal rubber piece direct sample of sample tap is pierced through using syringe；
4th step, discharging:
Sampling is tested, test result opens discharge valve after reaching standard, by the filling storage of solvent after dehydration purification
It deposits.
The present invention has the advantages that
(1) compared with prior art, the present invention uses syringe sample drawn directly from the probe tube full of solvent,
The sample taken out is not contacted with air, not comtaminated, so that sampling inspection results are accurate, is sampled representative.
(2) the seal rubber piece of sample tap generates memory deformation sealing pin hole after sampling, so that the solvent in probe tube
It is not comtaminated, it is generated without waste liquid, avoids waste.
(3) compared with prior art, the molecular sieve that the present invention uses includes: 3A molecular sieve, 4A molecular sieve, 5A molecule
Sieve；The molecular sieve has two kinds of effects of dehydration and purification, and dehydration is allowed to purify two steps while in above-mentioned raw materials tank
It carries out.
Detailed description of the invention
Fig. 1 is the solvent dehydration/purificasystem system schematic diagram that novel sampling device is had described in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Embodiment
As shown in Figure 1, present embodiments providing a kind of solvent dehydration/purificasystem system with novel sampling device, the system
It include: dehydration purifying plant 10 and sampler 20；The sampler 20 includes: probe tube 21, sampling valve 22, sample tap
23, sample valve 24 is cut；Offer the sampling valve 22 and described section of sample valve 24 on the probe tube 21, the sampling valve 22 with it is described
It cuts between sample valve 24 and offers the sample tap 23, the sample tap 23 is sealed with sheet rubber.
As shown in Figure 1, the dehydration purifying plant 10 include: head tank 11, feed pipe 12, molecular sieve 13, discharge nozzle 14,
Pump 15, discharge duct 16, feed back pipe 17, inlet valve 18, outlet valve 19, discharge valve 110, material returning valve 111；11 top of head tank
The feed pipe 12 and the feed back pipe 17 are offered, molecular sieve 13,11 bottom of head tank are installed in the head tank 11
Portion offers the discharge nozzle 14, and the discharge nozzle 14 connects the pump 15, the pump 15 by threeway respectively with the discharging
Pipe 16 and the feed back pipe 17 connection, the feed pipe 12, the discharge nozzle 14, the discharge duct 16, on the feed back pipe 17
The inlet valve 18, the outlet valve 19, the discharge valve 110, the material returning valve 111 are successively offered respectively.
As shown in Figure 1, the probe tube 21 is connected in parallel with the feed back pipe 17, one end of the probe tube 21 passes through three
The logical feed back pipe 17 with 111 lower section of material returning valve is connect, and the other end of the probe tube 21 passes through threeway and described time
Expect the feed back pipe 17 connection of 111 top of valve.
The molecular sieve 13 includes: 3A molecular sieve, 4A molecular sieve, 5A molecular sieve, and the 3A molecular sieve is a kind of potassium sodium form
Alumino-silicate, the aperture of crystal are 3A (0.3nm), and absorption diameter is not more than the molecule of 3A, and to be dehydrated, the 4A molecular sieve is
A kind of sodium form alumino-silicate, the aperture of crystal are 4A (0.4nm), and absorption diameter is not more than the molecule of 4A, to be dehydrated and remove
Impurity alcohol in solvent, the 5A molecular sieve are a kind of calcium sodium form alumino-silicates, and the aperture of crystal is 5A (0.5nm), and absorption is straight
Diameter is not more than the molecule of 5A, removes the significant effect of Impurities In Solvents alcohol, therefore the molecular sieve 13 has two kinds of dehydration and purification
Effect, so that dehydration purifies two steps and carries out in above-mentioned raw materials tank simultaneously.
In the molecular sieve 13, the quality accounting of the 3A molecular sieve is the quality of 10%~50%, the 4A molecular sieve
Accounting is 20%~60%, the quality accounting of the 5A molecular sieve is 30%~70%, according to water content in solvent materials and miscellaneous
Matter content is adjusted the component of molecular sieve 13, reaches effect similar in dehydration and purification progress, so that solvent is de-
Water purification is completed at the same time, and improves working efficiency.
As shown in Figure 1, present embodiments provide the application method of above system, the application method successively include step such as
Under:
The first step, feeding:
Inlet valve 18, outlet valve 19, material returning valve 111 are opened, discharge valve 110 is closed, sampling valve 22, cuts sample valve 24, it will be molten
Agent is passed through head tank 11 from feed pipe 12, and the solvent is through over-molecular sieve 13, using discharge nozzle 14, then is applied by pump 15 and is moved
Power is passed through head tank 11 from top by feed back pipe 17 again；
Second step, dehydration purification:
Continue the first step, inlet valve 18 closed when feed solution reaches 300KG, pump 15 is kept to be continuously applied power,
Make repeatedly through over-molecular sieve 13 in the solvent cyclic process in head tank 11, thus achieve the effect that dehydration and purification, the process
It is for 90 minutes~120 minutes；
Third step, sampling:
It opens sampling valve 22, cut sample valve 24, close material returning valve 111, so that solvent passes through from probe tube 21, pipe to be sampled
Full of after solvent in 21, material returning valve 111 is opened, close sampling valve 22 and cuts sample valve 24, pierces through sample tap 23 using syringe
Seal rubber piece direct sample；
4th step, discharging:
Sampling is tested, test result opens discharge valve 110 after reaching standard, and the solvent after dehydration purification is filling
Storage.
Using syringe, sample drawn, the sample taken out do not have directly from the probe tube 21 full of solvent in the present embodiment
Have and is contacted with air, it is not comtaminated, so that sampling inspection results are accurate, sample representative；The seal rubber of sample tap 23
Piece generates memory deformation sealing pin hole after sampling and generates so that the solvent in probe tube 21 is equally not comtaminated without waste liquid,
Avoid waste.
It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of solvent dehydration/purificasystem system with novel sampling device, comprising: syringe, it is characterised in that: the system
Further include: dehydration purifying plant (10) and sampler (20)；The sampler (20) includes: directly to extract sample by syringe
This probe tube (21), sample tap (23), cuts sample valve (24) at sampling valve (22)；Described take is offered on the probe tube (21)
Sample valve (22) and described section of sample valve (24), offer the sample tap between the sampling valve (22) and described section of sample valve (24)
(23), the sample tap (23) is sealed with sheet rubber.
2. a kind of solvent dehydration/purificasystem system with novel sampling device according to claim 1, it is characterised in that: institute
Dehydration purifying plant (10) is stated to include: head tank (11), feed pipe (12), molecular sieve (13), discharge nozzle (14), pump (15), unload
Expects pipe (16), feed back pipe (17), inlet valve (18), outlet valve (19), discharge valve (110), material returning valve (111)；The head tank
(11) top offers the feed pipe (12) and the feed back pipe (17), is equipped with molecular sieve in the head tank (11)
(13), head tank (11) bottom offers the discharge nozzle (14), and the discharge nozzle (14) connects the pump (15), described
Pump (15) is connect respectively by threeway with the discharge duct (16) and the feed back pipe (17), the feed pipe (12), it is described out
Expects pipe (14), the discharge duct (16) successively offer the inlet valve (18), the discharging on the feed back pipe (17) respectively
Valve (19), the discharge valve (110), the material returning valve (111).
3. a kind of solvent dehydration/purificasystem system with novel sampling device according to claim 1 or 2, feature exist
In: the probe tube (21) is connected in parallel with the feed back pipe (17), one end of the probe tube (21) by threeway with it is described
The feed back pipe (17) connection below material returning valve (111), the other end of the probe tube (21) pass through threeway and the feed back
The feed back pipe (17) connection above valve (111).
4. a kind of solvent dehydration/purificasystem system with novel sampling device according to claim 2, it is characterised in that: institute
Stating molecular sieve (13) includes: 3A molecular sieve, 4A molecular sieve, 5A molecular sieve；The 3A molecular sieve is a kind of potassium sodium form alumino-silicate,
The aperture of crystal is 3A, and the 4A molecular sieve is a kind of sodium form alumino-silicate, and the aperture of crystal is 4A, and the 5A molecular sieve is one
Kind calcium sodium form alumino-silicate, the aperture of crystal are 5A.
5. a kind of solvent dehydration/purificasystem system with novel sampling device according to claim 4, it is characterised in that: institute
It states in molecular sieve (13), the quality accounting of the 3A molecular sieve is 10%~50%, the quality accounting of the 4A molecular sieve is
20%~60%, the quality accounting of the 5A molecular sieve is 30%~70%.
6. a kind of application method of solvent dehydration/purificasystem system with novel sampling device according to claim 1 or 2,
It is characterized by: the application method successively comprises the following steps that
The first step, feeding:
Inlet valve (18), outlet valve (19), material returning valve (111) are opened, discharge valve (110) is closed, sampling valve (22), cuts sample valve
(24), solvent is passed through head tank (11) from feed pipe (12), the solvent is through over-molecular sieve (13), using discharge nozzle
(14), then power is applied by pump (15) and is passed through head tank (11) again from top by feed back pipe (17)；
Second step, dehydration purification:
Continue the first step, close inlet valve (18) when feed solution reaches 300KG, pump (15) is kept to be continuously applied power,
Making in the solvent cyclic process in head tank (11) repeatedly through over-molecular sieve (13), the process is for 90 minutes~and 120 minutes；
Third step, sampling:
It opens sampling valve (22), cut sample valve (24), close material returning valve (111), so that solvent passes through from probe tube (21), wait take
It full of after solvent in sample pipe (21), opens material returning valve (111), close sampling valve (22) and cuts sample valve (24), pricked using syringe
Wear the seal rubber piece direct sample of sample tap (23)；
4th step, discharging:
Sampling is tested, test result opens discharge valve (110) after reaching standard, by the filling storage of solvent after dehydration purification
It deposits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190634.2A CN109187109A (en) | 2018-10-12 | 2018-10-12 | A kind of solvent dehydration/purificasystem system and its application method with novel sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190634.2A CN109187109A (en) | 2018-10-12 | 2018-10-12 | A kind of solvent dehydration/purificasystem system and its application method with novel sampling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109966769A (en) * | 2019-04-09 | 2019-07-05 | 安庆和兴化工有限责任公司 | A kind of butanediol low-temperature water removal equipment and its application method |
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