CN204439451U - A kind of automatic nitrogen blowing apparatus - Google Patents
A kind of automatic nitrogen blowing apparatus Download PDFInfo
- Publication number
- CN204439451U CN204439451U CN201420857569.5U CN201420857569U CN204439451U CN 204439451 U CN204439451 U CN 204439451U CN 201420857569 U CN201420857569 U CN 201420857569U CN 204439451 U CN204439451 U CN 204439451U
- Authority
- CN
- China
- Prior art keywords
- wireway
- air
- branch road
- air feed
- feed branch
- 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
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a kind of automatic nitrogen blowing apparatus, comprise base, support, sample fixing device and feeder, sample fixing device is provided with materail tube, feeder comprises nitrogen gas generator, nitrogen gas generator is connected with wireway, wireway is fixed on support, the first half of wireway extends some air feed branch roads, the end of air feed branch road is equipped with materail tube air jet system one to one, each air jet system leading portion is equipped with air inlet adjustment valve, the rotating shaft that air inlet adjustment valve comprises the diameter disk equal with air feed branch road and is built up on disk axis, rotating shaft two ends are provided with rotary switch, rotary switch is controlled to open by air supply valve, wireway is provided with flexible pipeline section, support is provided with jacking gear, jacking gear is provided with level(l)ing device.It is variable that the utility model can realize gassing rate, and the wireway of air feed can realize the adjustment of upper and lower horizontal level, and can ensure enough output pressures.
Description
Technical field
The utility model relates to a kind of device utilizing nitrogen to realize concentrating sample drying, especially a kind of automatic nitrogen blowing apparatus.
Background technology
Sample concentration is the problem that each chemical laboratory will relate to.In the past, mainly adopt Rotary Evaporators to concentrate, but adopt Rotary Evaporators to carry out concentrated shortcoming obviously, concentrated speed is slow, and troublesome poeration, is especially not suitable for low-volume samples.In the case, Nitrogen evaporator arises at the historic moment, it not only solves all shortcomings adopting Rotary Evaporators, be particularly useful for samples multiple in a small amount, and for the sample even needing cooling concentration that can not heat, Nitrogen evaporator then can only be used especially to concentrate, and therefore, what it became each chemical laboratory must join instrument.At present, Nitrogen evaporator is mainly used in purifying and the preparation that chromatogram, mass spectrum etc. analyze sample, and for accelerating the volatilization of water, toluene, methyl alcohol, acetone equal solvent, it is widely used in the fields such as food security, medicine, Detecting Pesticide, clinical medicine generation.
Usually, Nitrogen evaporator by heating arrangement, sample positioning device and feeder three part form.Nitrogen or air, after feeder adjustment flow, are blown into by gas blow pipe and are fixed on sample positioning device and are placed in the sampling receptacle of heating arrangement, the organic solvent in sampling receptacle in sample is volatilized rapidly, thus it is concentrated to realize sample.The jet speed of Nitrogen evaporator on traditional market is fixed, and making needs residue jointly to volatilize with liquid to be evaporated in operation usually, causes the waste of product.
Afterwards, there is a kind of Nitrogen evaporator on the market, it comprises base, support, sample fixing device and feeder, sample fixing device is provided with materail tube, described feeder comprises nitrogen gas generator, described nitrogen gas generator is connected with wireway, described wireway is fixed on support, the first half of described wireway extends some air feed branch roads, the end of described air feed branch road is equipped with air jet system, described air jet system and materail tube one_to_one corresponding, described each air jet system leading portion is equipped with air inlet adjustment valve, the rotating shaft that described air inlet adjustment valve comprises the diameter disk equal with air feed branch road and is built up on disk axis, described rotating shaft two ends are provided with rotary switch, described rotary switch is controlled to open by air supply valve.
This Nitrogen evaporator in use has following defect: 1, the height of wireway the first half and horizontal level cannot regulate, when air feed branch road occurs that in Long-Time Service process distortion causes air jet system to aim at materail tube, the nitrogen of output cannot be fallen on the concentrating sample of materail tube; 2, the nitrogen pressure of wireway output is less, and cause the stream of nitrogen gas to materail tube output inadequate, drying effect is not good.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Nitrogen evaporator, and it is variable that it can realize gassing rate, and the wireway of air feed can realize the adjustment of upper and lower horizontal level, and can ensure enough output pressures.
For solving the problems of the technologies described above, the utility model provides a kind of automatic nitrogen blowing apparatus, comprise base, support, sample fixing device and feeder, sample fixing device is provided with materail tube, described feeder comprises nitrogen gas generator, described nitrogen gas generator is connected with wireway, described wireway is fixed on support, the first half of described wireway extends some air feed branch roads, the end of described air feed branch road is equipped with air jet system, described air jet system and materail tube one_to_one corresponding, described each air jet system leading portion is equipped with air inlet adjustment valve, the rotating shaft that described air inlet adjustment valve comprises the diameter disk equal with air feed branch road and is built up on disk axis, described rotating shaft two ends are provided with rotary switch, described rotary switch is controlled to open by air supply valve, it is characterized in that: described wireway is provided with flexible pipeline section, support is provided with and is positioned at above flexible pipeline section and for regulating the jacking gear of the height of wireway the first half, described jacking gear is provided with the level(l)ing device of the horizontal level for regulating wireway the first half.
Improve as one of the present utility model, described wireway is provided with supercharge pump, and described supercharge pump is arranged on base, is conducive to the output pressure improving nitrogen.
Improve as one of the present utility model, described wireway branch road is curvilinear structures, adopts this design can be increased the impulse force of nitrogen stream by the impact of nitrogen stream in branch road bending place.
Improve as one of the present utility model, described disk initial position is vertical with the mouth of pipe of air feed branch road, and it can ensure at air feed initial stage nitrogen quickly through air feed branch road.
Improve as one of the present utility model, the adjustment angle of described disk is 0 ° to 90 °, it can make the pending liquid rapid evaporation in the early stage in sample, and when pending liquid levels is close to when needing residue, due to the reduction of air feed branch road diameter, its nitrogen jet reduced rate, is convenient to control degree of drying.
Improve as another kind of the present utility model, the speed of rotation of described disk increases to 90 ° gradually by 0 °, its larger diameter state that air feed branch road can be made to keep longer, reduces the nitrogen jet time under air feed branch road minor diameter state simultaneously, improves the work efficiency of Nitrogen evaporator.
Improve as another kind of the present utility model, described rotary switch is opened after air supply valve opens 3 seconds, and after it can guarantee nitrogen arrival air inlet adjustment valve, variable valve is started working.
The utility model, compared with existing Nitrogen evaporator, has following beneficial effect:
Adopt the Nitrogen evaporator of technique scheme, it can keep under the prerequisite compared with high workload efficiency, changes nitrogen gassing rate and improves nitrogen drying precision, and then improve the precision needing residue in sample by regulating the working condition of air jet system.
Simultaneously, the utility model is provided with flexible pipeline section on wireway, support is provided with jacking gear, jacking gear is provided with level(l)ing device, realize the adjustment of upper and lower, the horizontal level of wireway the first half, although there is distortion in air feed branch road, also the position of air jet system can be regulated easily, air jet system is made to aim at materail tube, and wireway is provided with supercharge pump, effectively increase the air pressure that nitrogen exports, make enough nitrogen be transported in concentrating sample, ensure that the drying effect of sample.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model most preferred embodiment.
Fig. 2 be automatic nitrogen blowing apparatus described in the utility model occur up and down, move horizontally after structural representation.
Fig. 3 is air inlet adjustment valve schematic diagram in the utility model.
Description of reference numerals:
1-base, 2-support, 3-nitrogen gas generator, 4-wireway, 5-air feed branch road, 6-air jet system, 7-air inlet adjustment valve, 8-disk, 9-rotating shaft, 10-sample fixing device, 11-materail tube, 12-stretches pipeline section; 13-jacking gear; 14-level(l)ing device; 15-supercharge pump.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, following embodiment should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model.
A kind of automatic nitrogen blowing apparatus as shown in Figure 1, comprise base 1, support 2, sample fixing device 10 and feeder, sample fixing device 10 is provided with materail tube 11, described feeder comprises nitrogen gas generator 3, described nitrogen gas generator 3 is connected with wireway 4, described wireway 4 is fixed on support 2, the first half of described wireway 4 extends some air feed branch roads 5, the end of described air feed branch road 5 is equipped with air jet system 6, described air jet system 6 and materail tube 11 one_to_one corresponding, described each air jet system 6 leading portion is equipped with air inlet adjustment valve 7, the rotating shaft 9 that described air inlet adjustment valve 7 comprises the diameter disk equal with air feed branch road 58 and is built up on disk 8 axis, described rotating shaft 9 two ends are provided with rotary switch, described rotary switch is controlled to open by air supply valve.
Period, the utility model is provided with flexible pipeline section 12 on wireway 4, support 2 is provided with and is positioned at above flexible pipeline section 12 and for regulating the jacking gear 13 of the height of wireway 4 the first half, described jacking gear 13 is provided with the level(l)ing device 14 of the horizontal level for regulating wireway 4 the first half, realize the adjustment of upper and lower, the horizontal level of wireway 4 the first half, although there is distortion in air feed branch road 5, also can regulate the position of air jet system 6 easily, make air jet system 6 aim at materail tube.
Meanwhile, described wireway 4 is provided with supercharge pump 15, and described supercharge pump 15 is arranged on base 1, effectively increase the air pressure that nitrogen exports, make enough nitrogen be transported in concentrating sample, ensure that the drying effect of sample.
Furthermore, wireway branch road 4 is curvilinear structures.Adopt above-mentioned design can be increased the impulse force of nitrogen stream by the impact of nitrogen stream in branch road bending place.
In air inlet adjusting gear, disk 8 initial position is vertical with the mouth of pipe of air feed branch road, and it can ensure at air feed initial stage nitrogen quickly through air feed branch road.
In air inlet adjusting gear, the adjustment angle of disk 8 is 0 ° to 90 °, it can make the pending liquid rapid evaporation in the early stage in sample, and when pending liquid levels is close to when needing residue, due to the reduction of air feed branch road diameter, its nitrogen jet reduced rate, is convenient to control degree of drying.
Follow furthermore, in air feed adjusting gear, the speed of rotation of disk 8 increases to 90 ° gradually by 0 °, its larger diameter state that air feed branch road can be made to keep longer, reduces the nitrogen jet time under air feed branch road minor diameter state simultaneously, improves the work efficiency of Nitrogen evaporator.
Improve as another kind of the present utility model, described rotary switch is opened after air supply valve opens 3 seconds, and after it can guarantee nitrogen arrival air inlet adjustment valve, variable valve is started working.
Adopt the Nitrogen evaporator of technique scheme, it can keep under the prerequisite compared with high workload efficiency, improves nitrogen drying precision, and then improve the precision needing residue in sample by changing nitrogen gassing rate.And by jacking gear 13 and level(l)ing device 14, realize the adjustment of upper and lower, the horizontal level of wireway 4 the first half, although there is distortion in air feed branch road 5, also can regulate the position of air jet system 6 easily, make air jet system 6 can accurately aim at materail tube 11, and, wireway 4 is provided with supercharge pump 15, effectively increase the air pressure that nitrogen exports, make enough nitrogen be transported in concentrating sample, ensure that the drying effect of sample.
Technological means disclosed in the utility model scheme is not limited only to the technological means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic combination in any.
Claims (6)
1. an automatic nitrogen blowing apparatus, comprise base (1), support (2), sample fixing device (10) and feeder, sample fixing device (10) is provided with materail tube (11), described feeder comprises nitrogen gas generator (3), described nitrogen gas generator (3) is connected with wireway (4), described wireway (4) is fixed on support (2), the first half of described wireway (4) extends some air feed branch roads (5), the end of described air feed branch road (5) is equipped with air jet system (6), described air jet system (6) and materail tube (11) one_to_one corresponding, described each air jet system (6) leading portion is equipped with air inlet adjustment valve (7), the rotating shaft (9) that described air inlet adjustment valve (7) comprises the diameter disk (8) equal with air feed branch road (5) and is built up on disk (8) axis, described rotating shaft (9) two ends are provided with rotary switch, described rotary switch is controlled to open by air supply valve, it is characterized in that: described wireway (4) is provided with flexible pipeline section (12), support (2) be provided be positioned at flexible pipeline section (12) top and for regulating the jacking gear (13) of the height of wireway (4) the first half, described jacking gear (13) is provided with the level(l)ing device (14) of the horizontal level for regulating wireway (4) the first half.
2. automatic nitrogen blowing apparatus according to claim 1, is characterized in that: described wireway (4) is provided with supercharge pump (15).
3. automatic nitrogen blowing apparatus according to claim 2, is characterized in that: described supercharge pump (15) is arranged on base (1).
4. automatic nitrogen blowing apparatus according to claim 1, is characterized in that: described wireway (4) branch road is curvilinear structures.
5. automatic nitrogen blowing apparatus according to claim 4, is characterized in that: described disk (8) initial position is vertical with the mouth of pipe of air feed branch road (5).
6. the automatic nitrogen blowing apparatus according to the arbitrary claim of claim 1 to 5, is characterized in that: the adjustment angle of described disk (8) is 0 ° to 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857569.5U CN204439451U (en) | 2014-12-30 | 2014-12-30 | A kind of automatic nitrogen blowing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857569.5U CN204439451U (en) | 2014-12-30 | 2014-12-30 | A kind of automatic nitrogen blowing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439451U true CN204439451U (en) | 2015-07-01 |
Family
ID=53607304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420857569.5U Expired - Fee Related CN204439451U (en) | 2014-12-30 | 2014-12-30 | A kind of automatic nitrogen blowing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439451U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370506A (en) * | 2016-11-03 | 2017-02-01 | 北京普立泰科仪器有限公司 | Method and device for improving concentration speed of diameter-variable concentration cup |
| CN106442092A (en) * | 2016-11-03 | 2017-02-22 | 睿科仪器（厦门）有限公司 | Drawer device capable of automatically inserting nitrogen-blowing needle into concentration test tube |
| CN107031899A (en) * | 2017-05-19 | 2017-08-11 | 连云港福润食品有限公司 | Filling tube muddy flesh retracting device |
| CN114236097A (en) * | 2021-12-17 | 2022-03-25 | 河南省科学院地理研究所 | Agricultural non-point source soil pollution detection device |
-
2014
- 2014-12-30 CN CN201420857569.5U patent/CN204439451U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370506A (en) * | 2016-11-03 | 2017-02-01 | 北京普立泰科仪器有限公司 | Method and device for improving concentration speed of diameter-variable concentration cup |
| CN106442092A (en) * | 2016-11-03 | 2017-02-22 | 睿科仪器（厦门）有限公司 | Drawer device capable of automatically inserting nitrogen-blowing needle into concentration test tube |
| CN107031899A (en) * | 2017-05-19 | 2017-08-11 | 连云港福润食品有限公司 | Filling tube muddy flesh retracting device |
| CN114236097A (en) * | 2021-12-17 | 2022-03-25 | 河南省科学院地理研究所 | Agricultural non-point source soil pollution detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204439451U (en) | A kind of automatic nitrogen blowing apparatus | |
| CN205152170U (en) | Nitrogen of little algae grease blows device | |
| CN106124284A (en) | A kind of multifunctional nitroxide blows enrichment facility | |
| CN209387599U (en) | A kind of Solid Phase Extraction nitrogen blowing apparatus | |
| CN202569815U (en) | Automatic-adjustment supersonic cyclone separator | |
| CN203587423U (en) | Pressure blowing concentrator with variable air supply rate | |
| CN204255743U (en) | The uniform Nitrogen evaporator of a kind of air feed | |
| CN103487314A (en) | Nitrogen blowing instrument with variable gas supply rate | |
| CN104297042A (en) | Device for detecting drug residues in aquatic product | |
| CN201819830U (en) | Nitrogen supply device for nitrogen blowing meter | |
| CN217854635U (en) | Organic steam condensation recovery unit | |
| CN206177649U (en) | Formula heavy metal accumulation sampling of seven stations sampling carousel and pretreatment systems based on nano functional material | |
| CN203899186U (en) | Concentration device integrating negative-pressure evaporation and blowing | |
| CN205893293U (en) | Simulation blast -furnace blast cloth experimental apparatus | |
| CN204865077U (en) | Nitrogen purging formula extraction device | |
| CN208741960U (en) | A kind of distilling apparatus for ethanol production | |
| CN209542249U (en) | A kind of sample concentration instrument | |
| CN107290202B (en) | Nitrogen blowing concentrator | |
| CN110031266A (en) | A kind of spiral-flow type flue gas Fly ash sampling pipe | |
| CN104226515A (en) | Guide hole regulated medium injector | |
| CN207764009U (en) | A kind of spiral-flow type flue gas Fly ash sampling pipe | |
| CN203745275U (en) | Drug residue quick-test concentration device | |
| CN105241771A (en) | Angle flow velocity and distance adjustable four-side annular fluid erosion testing machine with water saving function | |
| CN103983504A (en) | Positive pressure surface layer high temperature rapid condensation method | |
| CN108225883B (en) | Solid phase extraction and blowing integrated device and use method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |