CN208688903U - A kind of nitrogen evaporator - Google Patents
A kind of nitrogen evaporator Download PDFInfo
- Publication number
- CN208688903U CN208688903U CN201821375173.1U CN201821375173U CN208688903U CN 208688903 U CN208688903 U CN 208688903U CN 201821375173 U CN201821375173 U CN 201821375173U CN 208688903 U CN208688903 U CN 208688903U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- blow needle
- water bath
- sample
- location frame
- 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.)
- Expired - Fee Related
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 183
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 92
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000009826 distribution Methods 0.000 claims abstract description 22
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000007423 decrease Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of nitrogen evaporators, including air distribution system, Sample location frame, water bath, what the Sample location frame can be dismantled is mounted in water bath, sample cell is provided on the Sample location frame, it is characterized in that, the air distribution system is mounted on above the Sample location frame, the air distribution system includes lifting device and nitrogen blow needle, the nitrogen blow needle is arranged right above sample cell, and the lifting device drives the nitrogen blow needle to rise or decline；The bottom of the water bath is equipped with heating device, and the inner side of the water bath is provided with ultrasonic transducer and drying device.A kind of nitrogen evaporator of the utility model, without can directly clean nitrogen blow needle disassembly, cleaning on nitrogen evaporator after nitrogen blow needle use, the process of nitrogen blow needle disassembly is reduced, the cleaning time used has not only been saved, and the damage in nitrogen blow needle disassembly process can also be prevented.
Description
Technical field
The utility model relates to a kind of nitrogen evaporators, more particularly to the nitrogen evaporator cleaned automatically.
Background technique
Nitrogen evaporator is the concentration that sample is carried out by the surface that nitrogen is blown into heating sample, and operating method is simple, can be with
The multiple samples of mass simultaneous processing, are widely used in the industries such as the analysis of agricultural drugs, commodity inspection, food, environment, pharmacy, biological products
In sample preparation.
Important nitrogen evaporator in the prior art includes air distribution system, Sample location frame, heating device, and nitrogen is by air distribution system
After adjusting flow, the sample cell for being fixed on Sample location frame and being placed in heating device is blown by nitrogen blow needle, makes sample cell
Organic solvent in interior sample volatilizees rapidly, to realize the concentration to sample in sample cell.
Nitrogen blow needle after each all can residual sample, cross-infection in order to prevent, need by nitrogen blow needle carry out ultrasound
Wave cleaning, Chinese patent CN201620719867 disclose a kind of nitrogen blow needle cleaning storage device, can carry out to nitrogen blow needle clear
It washes, but needs to dismantle lower nitrogen blow needle from nitrogen evaporator, the cleaning way efficiency dismantled in this way is lower, and nitrogen blow needle is glass system
Product be easy to cause damage in disassembly process, it is now desired to which a kind of disassembly nitrogen blow needle that may not need can realize that the nitrogen of cleaning is blown
Instrument.
Utility model content
The technical problem to be solved by the present invention is to provide one kind can be not required to the nitrogen evaporator that nitrogen blow needle is cleaned
Nitrogen blow needle disassembly, cleaning after using reduce nitrogen blow needle disassembly, cleaning step, have saved scavenging period, improve work effect
Rate.
In order to solve the above-mentioned technical problem, the utility model provides a kind of nitrogen evaporator, including air distribution system, Sample location
Frame, water bath, what the Sample location frame can be dismantled is mounted in water bath, is provided with sample on the Sample location frame
Pipe, the air distribution system are mounted on above the Sample location frame, and the air distribution system includes lifting device and nitrogen blow needle, described
Nitrogen blow needle is arranged right above sample cell, and the lifting device drives the nitrogen blow needle to rise or decline；The water bath
Bottom is equipped with heating device, and the inner side of the water bath is provided with ultrasonic transducer and drying device.
It further comprise the air distribution system further include air-path control system in one preferred embodiment of the utility model,
The air-path control system connects the nitrogen blow needle, provides nitrogen for the nitrogen blow needle.
In one preferred embodiment of the utility model, further comprise the air-path control system include flow control valve and
Switch valve, for adjusting nitrogen flow, the switch valve is mounted on nitrogen blow needle the flow control valve, controls each nitrogen needle
Switch.
It further comprise offering several sample cells on the Sample location frame in one preferred embodiment of the utility model
Placing groove.
It further comprise that Sample location frame edge is equipped with mounting portion, institute in one preferred embodiment of the utility model
Sample location frame is stated to be suspended on water bath by mounting portion.
It further comprise that the Sample location top of the trellis is provided with handle in one preferred embodiment of the utility model.
It further comprise being provided with water inlet at the top of the water bath in one preferred embodiment of the utility model, it is described
Water-bath trench bottom is provided with water outlet.
It further comprise that the ultrasonic transducer is separately positioned on the water in one preferred embodiment of the utility model
The two sides of bath.
It further comprise the drying device is hair dryer in one preferred embodiment of the utility model.
A kind of nitrogen evaporator of the utility model is not necessarily to nitrogen blow needle disassembly, cleaning after nitrogen blow needle use, can be in nitrogen
It blows and is directly cleaned on instrument, reduce the process of nitrogen blow needle disassembly, not only saved the cleaning time used, and can also prevent in nitrogen blow needle
Damage in disassembly process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the nitrogen evaporator of the utility model.
Fig. 2 is the structural schematic diagram of the Sample location frame of the nitrogen evaporator of the utility model.
Wherein: 1- air distribution system, 11- lifting device, 12- nitrogen needle, 13- flow control valve, 14- switch valve；
2- Sample location frame, 21- sample cell placing groove, 22- handle；
3- water bath, 31- water inlet, 32- water outlet；
4- sample cell；5- heating device；6- ultrasonic transducer；7- hair dryer.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Embodiment
As shown in Figs. 1-2, present embodiment discloses a kind of nitrogen evaporators, including air distribution system 1, Sample location frame 2, water bath
3, what the Sample location frame can be dismantled is mounted in water bath, offers several sample cells on the Sample location frame 2 and puts
Slot 21 is set, has opened up 4*4 totally 16 sample cell placing grooves 21, the sample cell 4 in the present embodiment on the Sample location frame 2
It is placed in the sample cell placing groove 21, the air distribution system 1 is mounted on 2 top of Sample location frame, the distribution system
System 1 includes lifting device 11 and nitrogen blow needle 12, and the lifting device 11 drives the nitrogen blow needle 12 to move up and down, when progress sample
When drying, the Sample location frame 2 is placed on water bath 3, and the nitrogen blow needle 12 protrudes into the sample cell 4, to sample into
The bottom of row drying, separation, water bath 3 is equipped with heating device 5, and the heating device 5 can heat the water in water bath 3, make
Water reaches temperature required for drying separates, and after sample drying, removes the Sample location frame 2, the nitrogen blow needle 12 protrudes into
In the water bath 3, the inner side of the water bath 3 is provided with ultrasonic transducer 6 and hair dryer 7, the ultrasound
The two sides of water bath 5 are arranged in wave transducer 6, and the ultrasonic transducer 6 issues ultrasonic wave and blows the nitrogen protruded into water bath 5
Needle 12 is cleaned, and the hair dryer 7 carries out nitrogen blow needle 12 air-dried after cleaning.
Further, the air distribution system 1 further includes air-path control system, and the air-path control system connects the nitrogen and blows
Needle provides nitrogen for the nitrogen blow needle, and the air-path control system includes flow control valve 13 and switch valve 14, the flow control
Valve 13 processed is capable of the control flow nitrogen size of entirety, guarantees the stability of nitrogen, the switch valve 14 can control each
The switch of nitrogen blow needle saves the practical amount of nitrogen.
Further, 2 edge of Sample location frame side is prominent, and protrusion can be placed at the top of the water bath 3,
The 2 top two sides of Sample location frame further respectively have handle 22, convenient for taking out the Sample location frame from the water bath 3
2。
Specific operating procedure is as follows: sample cell 4 to be dried up is placed on to the sample cell placing groove 21 of Sample location frame 2
In, water is added into water bath 3 by the water inlet 31 of water bath 3, water level line is more than the height of sample in sample cell 4, water bath 3
The heating device 5 of bottom is opened, and is heated to the water in water bath 3, when water temperature reaches drying required temperature, air distribution system
Lifting device 11 on 1 drives nitrogen blow needle 12 to extend into sample cell 4, turns on the switch valve 14 and blows out nitrogen, and adjusts flow
Control valve 13 makes nitrogen stablize blowout, and after sample drying, the lifting device 11 on air distribution system 1 drives nitrogen needle 12 to be promoted
Sample cell 4 is left, Sample location frame 2 is taken out, completes the process for being dried with nitrogen sample at this time；Liter on air distribution system 1 later
Falling unit 121 drives nitrogen blow needle 12 to extend into water bath 3, the ultrasonic transducer 6 of 3 two sides of water bath is opened, to nitrogen blow needle
It cleans 15 minutes, closes the cleaning of ultrasonic transducer 6 and complete, open the water outlet 32 of water-bath trench bottom 3, water bath 3 is discharged
In water after, open hair dryer 7, dry up nitrogen blow needle 12 on residual liquid, the lifting device 11 after drying, on air distribution system 1
Driving nitrogen blow needle 12 lifts off water bath 3, and new band drying sample, repetitive operation are put into water bath 3.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (9)
1. a kind of nitrogen evaporator, including air distribution system, Sample location frame, water bath, the installation that the Sample location frame can be dismantled
In water bath, sample cell is provided on the Sample location frame；It is characterized in that, the air distribution system is mounted on the sample
Above locating rack, the air distribution system includes lifting device and nitrogen blow needle, and the nitrogen blow needle is arranged right above sample cell, described
Lifting device drives the nitrogen blow needle to rise or decline；The bottom of the water bath is equipped with heating device, the water bath
Inner side is provided with ultrasonic transducer and drying device.
2. a kind of nitrogen evaporator as described in claim 1, which is characterized in that the air distribution system further includes air-path control system,
The air-path control system connects the nitrogen blow needle, provides nitrogen for the nitrogen blow needle.
3. a kind of nitrogen evaporator as claimed in claim 2, which is characterized in that the air-path control system include flow control valve and
Switch valve, for adjusting nitrogen flow, the switch valve is mounted on nitrogen blow needle the flow control valve, controls each nitrogen needle
Switch.
4. a kind of nitrogen evaporator as described in claim 1, which is characterized in that offered on the Sample location frame several for putting
Set the placing groove of sample cell.
5. a kind of nitrogen evaporator as described in claim 1, which is characterized in that Sample location frame edge is equipped with mounting portion, institute
Sample location frame is stated to be suspended on water bath by mounting portion.
6. a kind of nitrogen evaporator as claimed in claim 5, which is characterized in that the Sample location top of the trellis is provided with handle.
7. a kind of nitrogen evaporator as described in claim 1, which is characterized in that it is provided with water inlet at the top of the water bath, it is described
Water-bath trench bottom is provided with water outlet.
8. a kind of nitrogen evaporator as described in claim 1, which is characterized in that the ultrasonic transducer is separately positioned on the water
The two sides of bath.
9. a kind of nitrogen evaporator as described in claim 1, which is characterized in that the drying device is hair dryer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375173.1U CN208688903U (en) | 2018-08-24 | 2018-08-24 | A kind of nitrogen evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375173.1U CN208688903U (en) | 2018-08-24 | 2018-08-24 | A kind of nitrogen evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208688903U true CN208688903U (en) | 2019-04-02 |
Family
ID=65886603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821375173.1U Expired - Fee Related CN208688903U (en) | 2018-08-24 | 2018-08-24 | A kind of nitrogen evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208688903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112924266A (en) * | 2020-12-25 | 2021-06-08 | 湖北鼎泰高科有限公司 | Column socket of solid-phase extraction nitrogen blowing concentrator and nitrogen blowing assembly |
-
2018
- 2018-08-24 CN CN201821375173.1U patent/CN208688903U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112924266A (en) * | 2020-12-25 | 2021-06-08 | 湖北鼎泰高科有限公司 | Column socket of solid-phase extraction nitrogen blowing concentrator and nitrogen blowing assembly |
| CN112924266B (en) * | 2020-12-25 | 2024-01-19 | 湖北鼎泰高科有限公司 | Column insert and nitrogen blowing assembly of solid phase extraction nitrogen blowing concentrator |
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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 |
Granted publication date: 20190402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |