CN110132708A - A kind of new type auto lifting nitrogen evaporator - Google Patents
A kind of new type auto lifting nitrogen evaporator Download PDFInfo
- Publication number
- CN110132708A CN110132708A CN201910460908.3A CN201910460908A CN110132708A CN 110132708 A CN110132708 A CN 110132708A CN 201910460908 A CN201910460908 A CN 201910460908A CN 110132708 A CN110132708 A CN 110132708A
- Authority
- CN
- China
- Prior art keywords
- linear guide
- sliding block
- nitrogen
- new type
- lifter plate
- 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.)
- Pending
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000012360 testing method Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 11
- 239000012071 phase Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002196 Pyroceram Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229940032021 tetramune Drugs 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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4022—Concentrating samples by thermal techniques; Phase changes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The invention discloses a kind of new type auto lifting nitrogen evaporators, belong to sample concentration engineering device technique field, including pedestal, it is equipped with heating bath inside pedestal upper end, preheating apparatus is installed inside base right side, lifting device is connected with by bracket on the right side of pedestal upper end, lifting device includes electronic sliding block, linear guide and lifter plate, and electronic sliding block is sheathed in linear guide, and is vertically moved along linear guide, electronic sliding block is connect with lifter plate, and nitrogen blowpipe and blow needle are additionally provided on lifter plate.The present invention, structure is simple, and design is reasonable, by the improvement for structure, electronic height adjustment is realized, apparatus for automatically lifting is passed through, it realizes accurate, stable elevating control, improves work efficiency and save human cost, and be suitable for the sample that sample size is small and batch nitrogen is needed to blow.
Description
Technical field
The present invention relates to sample concentration engineering device technique field, specifically a kind of new type auto lifting nitrogen evaporator.
Background technique
Sample concentration is that each chemical laboratory will be involved in the problems, such as.In the past, mainly using Rotary Evaporators into
Row concentration, still, it is obvious to carry out concentration disadvantage using Rotary Evaporators: concentration speed is slow, troublesome in poeration, is not particularly suitable for a small amount of
Sample.In the case, nitrogen evaporator comes into being, it not only solves all disadvantages using Rotary Evaporators, especially suitable
It is then even more that can only be blown using nitrogen in a small amount of multiple samples, and for the sample for even needing cooling concentration of not ability mouth heat
Instrument is concentrated, and therefore, nitrogen evaporator must match instrument as each chemical laboratory.
Nitrogen evaporator be by by nitrogen be blown into heating sample surface carry out sample concentration, have it is time saving, easy to operate,
The features such as being easy to control can obtain expected result quickly.It is widely used in farming residual analysis, commodity inspection, food, environment, pharmacy, life
Industries such as Tetramune and in the sample preparation in liquid phase, gas phase and mass spectral analysis.
In general, nitrogen evaporator is made of heating device, sample positioning device and feeder three parts.Nitrogen is by gas supply dress
The gas blow pipe set is blown into the sample container for being fixed on sample positioning device and being placed in heating device, makes sample in sample container
In organic solvent volatilize rapidly, to realize concentration to sample.The height adjustment of the gas blow pipe of nitrogen evaporator is inconvenient at present,
Feeder is fixed on bracket, when needing to adjust the height of feeder, is just needed manually to loosen bearing, then be carried out again
The adjusting of height is very inconvenient.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of new type auto lifting nitrogen evaporator
Problem.
To achieve the above object, the invention provides the following technical scheme:
A kind of new type auto lifting nitrogen evaporator, including pedestal, the pedestal upper end inside are equipped with heating bath, peace inside base right side
Equipped with preheating apparatus, lifting device is connected with by bracket on the right side of pedestal upper end, the lifting device includes electronic sliding block, directly
Line guide rail and lifter plate, electronic sliding block are sheathed in linear guide, and are vertically moved along linear guide, the electronic sliding block and liter
Plate connection is dropped, is additionally provided with nitrogen blowpipe and blow needle on the lifter plate.
As a further solution of the present invention: the pedestal side is equipped with control panel, and control panel passes through conducting wire electricity
Property is connected with electronic sliding block.
As a further solution of the present invention: the bracket is fixed on the base end, and bracket is engraved structure, the lifting
The linear guide top of device is fixed on above bracket, and linear guide bottom end is fixed below bracket.
As a further solution of the present invention: the linear guide top end is equipped with the first limited block, linear guide bottom end
Place is equipped with the second limited block.
As a further solution of the present invention: the preheating apparatus includes air inlet, solenoid valve, heating wire and exhaust
Pipe, the air inlet are connected to solenoid valve, and solenoid valve is connected to exhaust pipe, is additionally provided with electric heating between the solenoid valve and exhaust pipe
Silk.
As a further solution of the present invention: the exhaust end of the exhaust pipe is communicated with the inlet end of inlet pipe connection, into
The outlet side of gas connecting tube passes through electronic sliding block and is connected to the inlet end of nitrogen blowpipe, and the outlet side of nitrogen blowpipe is connected to blow needle.
As a further solution of the present invention: the lifter plate is L-shaped, and lifter plate side is connect with electronic sliding block, rises
It drops board bottom portion and is equipped with blow needle, the connectivity part of blow needle and nitrogen blowpipe is equipped with air valve.
As a further solution of the present invention: opened up in the heating bath it is fluted, heating bath periphery be equipped with thermal insulation layer.
As a further solution of the present invention: the inside grooves are equipped with test tube, and bottom portion of groove is equipped with gasket.
As further scheme of the invention: the heating bath is made of glass material resistant to high temperature.
Compared with prior art, the beneficial effects of the present invention are:
A kind of new type auto lifting nitrogen evaporator, structure is simple, and design rationally, by the improvement for structure, realizes electricity
Dynamic height is adjusted, and by apparatus for automatically lifting, is realized accurate, stable elevating control, is improved work efficiency and save people
Power cost, and it is suitable for the sample that sample size is small and batch nitrogen is needed to blow.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of new type auto lifting nitrogen evaporator.
In figure: 10- pedestal, 20- lifting device, 201- linear guide, the electronic sliding block of 202-, 203- lifter plate, 30- control
Panel, 40- preheating apparatus, 401- air inlet, 402- solenoid valve, 403- heating wire, 404- exhaust pipe, 50- inlet pipe connection,
60- heating bath, 70- nitrogen blowpipe, 80- blow needle, 90- bracket, the first limited block of 100-, the second limited block of 110-, 120- air valve,
130- groove, 140- thermal insulation layer, 150- gasket, 160- test tube.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment 1
Refering to fig. 1, in the embodiment of the present invention, a kind of new type auto lifting nitrogen evaporator, including pedestal 1,1 side of the pedestal installation
There is control panel 30, control panel 30 is electrically connected with electronic sliding block 202 by conducting wire, and control panel 30 issues instruction control electricity
The sliding of movable slider 202,1 upper end of the pedestal inside are equipped with heating bath 60, and 1 right side of pedestal is internal to be equipped with preheating apparatus
40,1 upper end of pedestal right side is connected with lifting device 20 by bracket 90, and the lifting device 20 includes electronic sliding block 202, straight line
Guide rail 201 and lifter plate 203, electronic sliding block 202 are sheathed in linear guide 201, and are vertically moved along linear guide 201, institute
It states electronic sliding block 202 to connect with lifter plate 203, is additionally provided with nitrogen blowpipe 70 and blow needle 80 on the lifter plate 203.
The bracket 90 is fixed on 1 upper end of pedestal, and bracket 90 is engraved structure, the linear guide of the lifting device 20
90 top of bracket is fixed on 201 tops, and 90 lower section of bracket is fixed in 201 bottom end of linear guide.
201 top end of linear guide is equipped with the first limited block 100, and 201 bottom end of linear guide is equipped with the second limit
Block 110, wherein the first limited block 100, the second limited block 110 are vertically moved for limiting electronic sliding block 202.In manipulation control plane
When plate 30 issues climb command, electronic sliding block 202 drives lifter plate 203 to rise to the first limited block 100 along linear guide 201
When position, electronic sliding block 202 stops sliding, and rotary electric sliding block 202, lifter plate 203 can revolve above pedestal 10 at this time
Out.
The preheating apparatus 40 includes air inlet 401, solenoid valve 402, heating wire 403 and exhaust pipe 404, the air inlet
Mouth 401 is connected to solenoid valve 402, and solenoid valve 402 is connected to exhaust pipe 404, between the solenoid valve 402 and exhaust pipe 404 also
Equipped with heating wire 403, its effect of the heating wire 403 is exactly the gas that heating enters in exhaust pipe 404, and air inlet 401 is gas
Into the entrance of automatic lifting nitrogen evaporator, wherein solenoid valve 402 is connected to air inlet 401, when have gas by air inlet 401 into
Enter in solenoid valve 402, solenoid valve 402 has sensed that gas flows through, and controls 403 electrified regulation of heating wire, and solenoid valve 402 can be kept away
Exempt from the excessively energization of heating wire 403 and reduces service life.
The exhaust end of the exhaust pipe 404 is communicated with the inlet end of inlet pipe connection 50, the outlet side of inlet pipe connection 50
It is connected to across electronic sliding block 202 with the inlet end of nitrogen blowpipe 70, the outlet side of nitrogen blowpipe 70 is connected to blow needle 80.
The lifter plate 203 is L-shaped, and 203 side of lifter plate is connect with electronic sliding block 202, and 203 bottom of lifter plate, which is equipped with, blows
The connectivity part of needle 80, blow needle 80 and nitrogen blowpipe 70 is equipped with air valve 120, and nitrogen blowpipe 70 is mounted on lifter plate 203, easy to disassemble clear
It washes, reduces the cross contamination of different batches sample；Blow needle 80 is hollow type stainless steel tubulose, the setting of air valve 120 blow needle 80 with
Between nitrogen blowpipe 70, the tolerance size that the gas in nitrogen blowpipe 70 enters blow needle 80 can control.
Embodiment 2
In another embodiment of the invention, it is in place of the difference of the embodiment and above-described embodiment, the heating bath 60
It being made of glass material resistant to high temperature, fluted 130 is opened up in the heating bath 60,60 periphery of heating bath is equipped with thermal insulation layer 140,
Test tube 160 is equipped with inside the groove 130,130 bottom of groove is equipped with gasket 150, and the gasket 140 is for preventing in groove 130
Test tube 160 and 130 bottom impact failure of groove, its effect of heating bath 60 is exactly fixed test tube 160 and conduction heat, is added simultaneously
Hot pond 60 is using pyroceram material convenient for the variation of the sample in observation test tube 160；Thermal insulation layer 140 is arranged in heating bath 60
Periphery is the heat loss of heating bath 60 in order to prevent.
The working principle of the invention is: in use, first by the sample that need to be concentrated in test tube 160, and it is placed in heating
In the groove 130 in pond 60, then nitrogen is filled with from air inlet 401, and setup parameter is set on control panel 30；Nitrogen is logical
It crosses air inlet 401 to enter in solenoid valve 402, solenoid valve 402 senses that gas passes through, and feeds back to the control core in control panel 30
The processing of piece (not shown), while control panel 30 heats nitrogen by controlling chip controls heating wire 403, after heating
Nitrogen is entered in inlet pipe connection 50 by exhaust pipe 404, and is entered in nitrogen blowpipe 70 by inlet pipe connection 50, at this time
Air valve 120 can be manually controlled to adjust into the tolerance size for stating nitrogen in blow needle 80, control panel 30 is then manipulated and adjust
The distance and speed that lifter plate 203 is gone up and down with electronic sliding block 202, to drive blow needle 80 to move up and down in test tube 160, at this time
Automatic lifting nitrogen evaporator starts automatic running work.
Of the invention is simple and reasonable for structure, by the improvement for structure, electronic height adjustment is realized, by automatic
Lifting device realizes accurate, stable elevating control, improves work efficiency and save human cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of new type auto lifting nitrogen evaporator, including pedestal (1), pedestal (1) the upper end inside is equipped with heating bath (60), bottom
It is internal on the right side of seat (1) to be equipped with preheating apparatus (40), lifting device is connected with by bracket (90) on the right side of pedestal (1) upper end
(20), which is characterized in that the lifting device (20) includes electronic sliding block (202), linear guide (201) and lifter plate (203),
Electronic sliding block (202) is sheathed on linear guide (201), and vertically moves along linear guide (201), the electronic sliding block
(202) it is connect with lifter plate (203), is additionally provided with nitrogen blowpipe (70) and blow needle (80), the pedestal on the lifter plate (203)
(1) side is equipped with control panel (30), and control panel (30) is electrically connected with electronic sliding block (202) by conducting wire, described pre-
Heating device (40) includes air inlet (401), solenoid valve (402), heating wire (403) and exhaust pipe (404), the air inlet
(401) it is connected to solenoid valve (402), solenoid valve (402) is connected to exhaust pipe (404), the solenoid valve (402) and exhaust pipe
(404) heating wire (403) are additionally provided between.
2. a kind of new type auto lifting nitrogen evaporator according to claim 1, which is characterized in that the bracket (90) is fixed on
Pedestal (1) upper end, bracket (90) are engraved structure, and bracket is fixed on linear guide (201) top of the lifting device (20)
(90) top, linear guide (201) bottom end are fixed below bracket (90).
3. a kind of new type auto lifting nitrogen evaporator according to claim 1 or 2, which is characterized in that the linear guide
(201) top end is equipped with the first limited block (100), and linear guide (201) bottom end is equipped with the second limited block (110).
4. a kind of new type auto lifting nitrogen evaporator according to claim 1, which is characterized in that the exhaust pipe (404)
Exhaust end is communicated with the inlet end of inlet pipe connection (50), the outlet side of inlet pipe connection (50) pass through electronic sliding block (202) with
The inlet end of nitrogen blowpipe (70) is connected to, and the outlet side of nitrogen blowpipe (70) is connected to blow needle (80).
5. a kind of new type auto lifting nitrogen evaporator according to claim 1, which is characterized in that the lifter plate (203) is in L
Type, lifter plate (203) side are connect with electronic sliding block (202), lifter plate (203) bottom be equipped with blow needle (80), blow needle (80) with
The connectivity part of nitrogen blowpipe (70) is equipped with air valve (120).
6. a kind of new type auto lifting nitrogen evaporator according to claim 1, which is characterized in that opened in the heating bath (60)
Equipped with groove (130), heating bath (60) periphery is equipped with thermal insulation layer (140).
7. a kind of new type auto lifting nitrogen evaporator according to claim 6, which is characterized in that the groove (130) is internal
Equipped with test tube (160), groove (130) bottom is equipped with gasket (150).
8. a kind of new type auto lifting nitrogen evaporator according to claim 1 or 6, which is characterized in that the heating bath (60)
It is made of glass material resistant to high temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460908.3A CN110132708A (en) | 2019-05-30 | 2019-05-30 | A kind of new type auto lifting nitrogen evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460908.3A CN110132708A (en) | 2019-05-30 | 2019-05-30 | A kind of new type auto lifting nitrogen evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110132708A true CN110132708A (en) | 2019-08-16 |
Family
ID=67582830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910460908.3A Pending CN110132708A (en) | 2019-05-30 | 2019-05-30 | A kind of new type auto lifting nitrogen evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110132708A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284870A (en) * | 2020-09-21 | 2021-01-29 | 中标华谱(山东)智能科技有限公司 | Automatic control device and monitoring control method for nitrogen blowing instrument |
| CN113552373A (en) * | 2020-04-24 | 2021-10-26 | 南京劳拉苏埃尔电子有限公司 | Full-automatic food sample pretreatment all-in-one machine |
| CN114414351A (en) * | 2022-01-10 | 2022-04-29 | 中国医学科学院北京协和医院 | Nitrogen blowing instrument |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374631A (en) * | 2014-12-10 | 2015-02-25 | 成都雅源科技有限公司 | Nitrogen blowing instrument |
| CN204255739U (en) * | 2014-12-10 | 2015-04-08 | 四川正龙机械设备制造有限公司 | The Nitrogen evaporator that a kind of electric up-down controls |
| CN210142033U (en) * | 2019-05-30 | 2020-03-13 | 中山市农产品质量监督检验所 | Novel automatic lifting nitrogen blowing instrument |
-
2019
- 2019-05-30 CN CN201910460908.3A patent/CN110132708A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374631A (en) * | 2014-12-10 | 2015-02-25 | 成都雅源科技有限公司 | Nitrogen blowing instrument |
| CN204255739U (en) * | 2014-12-10 | 2015-04-08 | 四川正龙机械设备制造有限公司 | The Nitrogen evaporator that a kind of electric up-down controls |
| CN210142033U (en) * | 2019-05-30 | 2020-03-13 | 中山市农产品质量监督检验所 | Novel automatic lifting nitrogen blowing instrument |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552373A (en) * | 2020-04-24 | 2021-10-26 | 南京劳拉苏埃尔电子有限公司 | Full-automatic food sample pretreatment all-in-one machine |
| CN112284870A (en) * | 2020-09-21 | 2021-01-29 | 中标华谱(山东)智能科技有限公司 | Automatic control device and monitoring control method for nitrogen blowing instrument |
| CN112284870B (en) * | 2020-09-21 | 2022-08-16 | 中标华谱(山东)智能科技有限公司 | Automatic control device and monitoring control method for nitrogen blowing instrument |
| CN114414351A (en) * | 2022-01-10 | 2022-04-29 | 中国医学科学院北京协和医院 | Nitrogen blowing instrument |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190816 |