CN209559617U - A kind of intelligence nitrogen evaporator - Google Patents
A kind of intelligence nitrogen evaporator Download PDFInfo
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- CN209559617U CN209559617U CN201920139292.5U CN201920139292U CN209559617U CN 209559617 U CN209559617 U CN 209559617U CN 201920139292 U CN201920139292 U CN 201920139292U CN 209559617 U CN209559617 U CN 209559617U
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Abstract
The utility model relates to a kind of intelligent nitrogen evaporators.Including rack, multiple sample heating positions and column are provided in rack, gas source frame is slidably fitted on column, gas blow pipe has been arranged in a one-to-one correspondence with each sample heating position on gas source frame, rack is equipped with control panel, having heaters is arranged on position in each sample heating, temperature sensor and constant temperature sleeve bucket, miniature electromagnetic valve is correspondingly arranged on each gas blow pipe, temperature sensor and control panel control connection are with feedback temperature numerical value, heater and the control of miniature electromagnetic valve and control panel connect, control panel corresponds to each sample heating position and is provided with temperature adjustment knob, control panel corresponds to each gas blow pipe and is provided with flow rate control knob.Intelligentized independent control and regulative mode, so that the case where gentle source of the energy rationally utilizes, is not in waste；On the other hand, it can be concentrated simultaneously for different samples, substantially increase applicability, be very suitable for the use of laboratory environment.
Description
Technical field
The utility model relates to a kind of intelligent nitrogen evaporators.
Background technique
Nitrogen evaporator also known as it is dried with nitrogen instrument, nitrogen enrichment facility, nitrogen purging instrument, nitrogen blows concentrating instrument, and sample concentration instrument is blown
Nitrogen instrument, concentrating instrument.The nitrogen that nitrogen evaporator uses is a kind of inactive gas, can play the role of starvation, if reinforced
Air flowing around it, improves his temperature, so that it may achieve the purpose that prevent oxidation.Bottom, which uses, simultaneously carries out sample
Heating, and top is purged with nitrogen, is balanced by the gas-liquid two-phase that the quick flowing of nitrogen can break liquid overhead, is made
Liquid volatilizees rapidly, accelerates concentration speed, to achieve the purpose that allow sample rapid concentration.Nitrogen evaporator has time saving, operation side
Just, 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, system
Industries such as medicine, biological products and in the sample preparation in liquid phase, gas phase and mass spectral analysis.
Common nitrogen evaporator includes rack in the market, and rack is equipped with insulation shell, heater is arranged in insulation shell, adds
Multiple samples heating position is set on hot device, is provided with column in rack, is slidably fitted with gas source frame on column, on gas source frame one by one
Each sample heating position is provided with gas blow pipe, in use, sample cell is placed on each sample heating position, control heating
Device heating, while gas source frame whereabouts is adjusted, gas blow pipe locks gas source frame after reaching the proper height of corresponding sample cell, opens gas
Source, each gas blow pipe energy while the nitrogen blowing into each sample cell, to start to be concentrated.
This nitrogen evaporator in use, for large batch of last several sample cells or the sample number for needing to heat
Measure sample heating position on no heater it is more when, will lead to waste and the nitrogen of the heat energy of idle sample heating position
Waste；On the other hand, when needing while carrying out the concentration of two batches or more middle samples, since different types of sample is dense
Heating temperature required for contracting is different with nitrogen flow rate, and this nitrogen evaporator cannot use.
Utility model content
The purpose of the utility model is to provide a kind of sample heating position temperature independent controls and corresponding gas blow pipe to blow
The separately controllable intelligent nitrogen evaporator of rate, with solve the existing nitrogen evaporator energy, gas source waste, can not separately adjustable technology ask
Topic.
To achieve the above object, the intelligent nitrogen evaporator of the utility model adopts the following technical scheme that a kind of intelligent nitrogen evaporator,
Including rack, multiple samples heating positions and column are provided in rack, is slidably fitted with gas source frame on column, on gas source frame with it is each
A sample heating position has been arranged in a one-to-one correspondence gas blow pipe, and rack is equipped with control panel, is provided with and adds on each sample heating position
Hot device, temperature sensor and constant temperature sleeve bucket are correspondingly arranged on miniature electromagnetic valve, temperature sensor and control plane on each gas blow pipe
Plate control connection is connected with feedback temperature numerical value, heater and miniature electromagnetic valve and control panel control, and control panel corresponds to
Each sample heating position is provided with temperature adjustment knob, and control panel corresponds to each gas blow pipe and is provided with flow rate control knob.
On the basis of above scheme, following improvement is further done, the heater on each sample heating position includes being located at
The heating bottom plate of constant temperature sleeve bucket lower part and the heating tube for being set in constant temperature sleeve bucket periphery.
On the basis of above scheme, following improvement is further done, heating tube is spiral shape.
On the basis of above scheme, following improvement is further done, the material of constant temperature sleeve bucket is ceramics.
On the basis of above scheme, further do following improvement, be provided with thermal insulator in rack, in thermal insulator with it is each
Sample heating position has been arranged in a one-to-one correspondence cylinder shape groove, and heater is mounted in cylinder shape groove, the notch of cylinder shape groove
Annular sealing cover is provided between side wall and the lateral wall of sleeve.
On the basis of above scheme, following improvement is further done, the material of annular sealing cover is elastic rubber.
On the basis of above scheme, following improvement is further done, the heater on each sample heating position includes being located at
The heating bottom plate of constant temperature sleeve bucket lower part and the spiral shape resistive heater for being set in constant temperature sleeve bucket periphery.
On the basis of above scheme, following improvement is further done, elevating mechanism, control panel are additionally provided on gas source frame
On be provided with control gas source frame adjustable height height adjustment key.
The utility model has the beneficial effects that each sample heating position of the utility model and corresponding gas blow pipe can be independent
It adjusts, when in use, sample cell is placed on sample heating position, the different temperatures demand for different sample cells and speed of blowing
Rate demand adjusts separately corresponding temperature adjustment knob and flow rate control knob, and the sample for not placing sample cell heats position
It is then not turned on heating and air blowing, and the function of pervious fire data can be remembered by programming Control, avoids repeating to adjust, sample
Product heating position and corresponding gas blow pipe default are in off state, and only pass through corresponding temperature adjustment knob and flow rate control knob
It could start.This intelligentized independent control and regulative mode, so that the gentle source of the energy rationally utilizes, it is not in waste
Situation；On the other hand, it can be concentrated simultaneously for different samples, substantially increase applicability, be very suitable for laboratory ring
The use in border.
Detailed description of the invention
Fig. 1 is the specific embodiment structural schematic diagram of the utility model intelligence nitrogen evaporator；
The structural schematic diagram of Fig. 2 single sample heating position；
In figure: 1- sample cell, 2- rack, 21- column, 22- thermal insulator, 221- cylinder shape groove, 23- sample heat position,
231- heater, 2311- heat bottom plate, 2312- spiral shape resistive heater, 233- constant temperature sleeve bucket, 234- annular sealing cover, 3-
Gas source frame, 31- tracheae mounting plate, 32- gas blow pipe, 33- miniature electromagnetic valve, 4- control panel, 41- temperature adjustment knob, 42- stream
Fast control handle, 43- power knob, 44- scram button, 45- touch screen.
Specific embodiment
The specific embodiment of the utility model intelligence nitrogen evaporator: as Figure 1-Figure 2, intelligent nitrogen evaporator includes rack 2, machine
Be provided with multiple samples heating positions 23 and column 21 on frame 2, be slidably fitted with gas source frame 3 on column 21, on gas source frame 3 with it is each
Sample heating position 23 has been arranged in a one-to-one correspondence gas blow pipe 32, and rack 2 is equipped with control panel 4, and each sample heating is set on position 23
It is equipped with heater 231, temperature sensor and constant temperature sleeve bucket 233, miniature electromagnetic valve 33 is correspondingly arranged on each gas blow pipe 32, temperature
It spends sensor and the control of control panel 4 is connected with feedback temperature numerical value, heater 231 and miniature electromagnetic valve 33 and control panel 4
Control connection, control panel 4 correspond to each sample heating position 23 and are provided with temperature adjustment knob 41, and control panel 4 corresponds to
Each gas blow pipe 32 is provided with flow rate control knob 42.The material of constant temperature sleeve bucket 233 is ceramics.Thermal insulator is provided in rack 2
22, cylinder shape groove 221 has been arranged in a one-to-one correspondence with each sample heating position 23 in thermal insulator 22, and heater 231 is mounted on circle
In cylindrical groove 221, annular sealing cover 234 is provided between the pocket side wall of cylinder shape groove 221 and the lateral wall of sleeve.Ring
The material of shape sealing cover 234 is elastic rubber.Heater 231 on each sample heating position 23 includes being located at constant temperature sleeve bucket 233
The heating bottom plate 2311 of lower part and the spiral shape resistive heater 2312 for being set in 233 periphery of constant temperature sleeve bucket.It is also set on gas source frame 3
It is equipped with elevating mechanism, the height adjustment key of control 3 adjustable height of gas source frame is provided on control panel 4.
The each sample heating position 23 of the utility model and corresponding gas blow pipe 32 can be separately adjustable, when in use, will
Sample cell 1 is placed on sample heating position 23, for the different temperatures demand and air blowing rate requirement of different sample cells 1, respectively
Corresponding temperature adjustment knob 41 and flow rate control knob 42 are adjusted, the sample for not placing sample cell 1 heats position 23 then not
It opens heating and blows, and the function of pervious fire data can be remembered by programming Control, avoid repeating to adjust, sample adds
Thermal potential 23 and the default of corresponding gas blow pipe 32 are in off state, and are only revolved by corresponding temperature adjustment knob 41 and flow control
Button 42 could start.This intelligentized independent control and regulative mode, so that the gentle source of the energy rationally utilizes, it is not in wave
The case where taking；On the other hand, it can be concentrated simultaneously for different samples, substantially increase applicability, be very suitable for testing
The use of room environmental.
In other embodiments: the heater on each sample heating position includes the heating bottom plate positioned at constant temperature sleeve bucket lower part
With the heating tube for being set in constant temperature sleeve bucket periphery, heating tube is spiral shape.
Claims (8)
1. a kind of intelligence nitrogen evaporator, including rack is provided with multiple samples heating positions and column in rack, is slidably installed on column
There is gas source frame, heats position with each sample on gas source frame and be arranged in a one-to-one correspondence gas blow pipe, which is characterized in that rack is equipped with control
Panel processed, each sample heating are arranged having heaters, temperature sensor and constant temperature sleeve bucket on position, are correspondingly arranged on each gas blow pipe
Have a miniature electromagnetic valve, temperature sensor and control panel control connect with feedback temperature numerical value, heater and miniature electromagnetic valve with
Control panel control connection, control panel correspond to each sample heating position and are provided with temperature adjustment knob, and control panel is corresponding
Each gas blow pipe is provided with flow rate control knob.
2. intelligence nitrogen evaporator according to claim 1, which is characterized in that the heater on each sample heating position includes position
In constant temperature sleeve bucket lower part heating bottom plate and be set in the heating tube of constant temperature sleeve bucket periphery.
3. intelligence nitrogen evaporator according to claim 2, which is characterized in that heating tube is spiral shape.
4. intelligence nitrogen evaporator according to claim 1-3, which is characterized in that the material of constant temperature sleeve bucket is ceramics.
5. intelligence nitrogen evaporator according to claim 1-3, which is characterized in that be provided with thermal insulator in rack, protect
It is arranged in a one-to-one correspondence cylinder shape groove with each sample heating position on warm body, heater is mounted in cylinder shape groove, cylinder
Annular sealing cover is provided between the pocket side wall of connected in star and the lateral wall of sleeve.
6. intelligence nitrogen evaporator according to claim 5, which is characterized in that the material of annular sealing cover is elastic rubber.
7. intelligence nitrogen evaporator according to claim 1, which is characterized in that the heater on each sample heating position includes position
In constant temperature sleeve bucket lower part heating bottom plate and be set in the spiral shape resistive heater of constant temperature sleeve bucket periphery.
8. intelligent nitrogen evaporator according to claim 1 to 3, which is characterized in that be additionally provided with lifting on gas source frame
Mechanism is provided with the height adjustment key of control gas source frame adjustable height on control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920139292.5U CN209559617U (en) | 2019-01-28 | 2019-01-28 | A kind of intelligence nitrogen evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920139292.5U CN209559617U (en) | 2019-01-28 | 2019-01-28 | A kind of intelligence nitrogen evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN209559617U true CN209559617U (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920139292.5U Active CN209559617U (en) | 2019-01-28 | 2019-01-28 | A kind of intelligence nitrogen evaporator |
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| Country | Link |
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| CN (1) | CN209559617U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929143A (en) * | 2020-07-31 | 2020-11-13 | 山东省药学科学院 | Nitrogen blows appearance with control by temperature change needle tubing that blows |
| CN112557163A (en) * | 2020-07-28 | 2021-03-26 | 广州智达实验室科技有限公司 | Nitrogen blows enrichment facility and sample processing system |
| CN114397171A (en) * | 2022-01-26 | 2022-04-26 | 石家庄市畜产品和兽药饲料质量检测中心 | Nitrogen blowing instrument for detecting veterinary drug residues in eggs |
-
2019
- 2019-01-28 CN CN201920139292.5U patent/CN209559617U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557163A (en) * | 2020-07-28 | 2021-03-26 | 广州智达实验室科技有限公司 | Nitrogen blows enrichment facility and sample processing system |
| CN111929143A (en) * | 2020-07-31 | 2020-11-13 | 山东省药学科学院 | Nitrogen blows appearance with control by temperature change needle tubing that blows |
| CN114397171A (en) * | 2022-01-26 | 2022-04-26 | 石家庄市畜产品和兽药饲料质量检测中心 | Nitrogen blowing instrument for detecting veterinary drug residues in eggs |
| CN114397171B (en) * | 2022-01-26 | 2024-02-02 | 石家庄市畜产品和兽药饲料质量检测中心 | Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance |
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