CN208043758U - A kind of chromatographic column constant temperature heating device - Google Patents
A kind of chromatographic column constant temperature heating device Download PDFInfo
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- CN208043758U CN208043758U CN201820267940.0U CN201820267940U CN208043758U CN 208043758 U CN208043758 U CN 208043758U CN 201820267940 U CN201820267940 U CN 201820267940U CN 208043758 U CN208043758 U CN 208043758U
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- chromatographic column
- babinet
- heating device
- constant temperature
- temperature heating
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Abstract
The utility model provides a kind of chromatographic column constant temperature heating device, babinet including tubular, the babinet includes the upper box and lower box of articulated connection, infrared nanometer heating tube is uniformly installed around the inside of the babinet, the madial wall of the babinet is equipped with insulating layer, the inside of the insulating layer is equipped with reflecting layer, the fixing bracket for stationary chromatographic column is equipped in the babinet, the support bracket fastened both ends are connect with the both ends of the babinet.The chromatographic column constant temperature heating device of the utility model can realize high-efficiency heating, reduce heating power consumption.
Description
Technical field
The utility model is related to a kind of heating device more particularly to a kind of chromatographic column constant temperature heating devices.
Background technology
In efficient chromatographic analysis system, the requirement to chromatogram column temperature control is higher and higher.Chromatographic column heated at constant temperature
Device can accurately, steadily control the temperature in use of chromatographic column, for improving the column effect of chromatographic column, improving the separation of chromatographic peak
Degree, the repeatability for ensureing analysis sample result have considerable effect.
Chromatographic column constant temperature heating device is predominantly directly heated to the heating of chromatographic column and indirectly heat two ways.Directly
Heating is mostly contact heating, however it is warm between the clamping part of chromatographic column and other positions in use to contact mode of heating
Difference is larger, and it is uneven, heated asynchronous to easily lead to each position heating of chromatographic column.Indirectly heat passes through heat medium and chromatographic column more
It carries out heat exchange and realizes the heating for embedding chromatographic column, however the method for indirectly heat chromatographic column there are heating rates slow, heating temperature
Spend disadvantage uneven, that heating power consumption is larger.
Utility model content
Technical problem to be solved in the utility model is：In view of the drawbacks of the prior art, a kind of chromatographic column constant temperature is provided
Heating device can realize high-efficiency heating, reduce heating power consumption.
The utility model uses following technical scheme to solve above-mentioned technical problem：
A kind of chromatographic column constant temperature heating device, includes the babinet of tubular, and the babinet includes the upper box of articulated connection
And lower box, infrared nanometer heating tube is uniformly installed around the inside of the babinet, the madial wall of the babinet, which is equipped with, to be protected
The inside of warm layer, the insulating layer is equipped with reflecting layer, and the fixing bracket for stationary chromatographic column is equipped in the babinet, described solid
The both ends of fixed rack are connect with the both ends of the babinet.
In order to advanced optimize above-mentioned technical proposal, the technical measures that the utility model is taken further include：
Further, further include thermostatic control system, the thermostatic control system includes temperature sensor, temperature control list
Member and the control panel for connecting the temperature control unit, the temperature sensor be set on the inside of the reflecting layer and with it is described
Temperature control unit connects.
Further, the reflecting layer is silvery reflecting layer.
Further, the insulating layer is aerogel layer.
Further, the fixing bracket is mica material.
Further, further include chromatographic column calandria, the chromatographic column is nested in the chromatographic column calandria, the color
Spectrum column calandria is fixed on the box house by fixing bracket, and the support bracket fastened both ends and the both ends of the babinet connect
It connects.
Further, the chromatographic column calandria uses stainless steel or copper material.
Further, it is equipped with fan at least one end of the babinet, is used for fast cooling.
The utility model is had the following technical effect that compared with prior art using above technical scheme：
1) a kind of chromatographic column constant temperature heating device of the utility model, by the infrared nanometer for being uniformly distributed in box inside
Heating tube heats chromatographic column, and heating rate is fast, the efficiency of heating surface is high, can make chromatographic column thermally equivalent, helps to carry
High score is from analysis efficiency.
2) a kind of chromatographic column constant temperature heating device of the utility model is provided with reflecting layer and insulating layer in cabinet wall,
The service efficiency that heat is improved by reflecting layer reduces scattering and disappearing for heat by insulating layer, so that heat is fully utilized,
Reduce heating power consumption.
3) a kind of chromatographic column constant temperature heating device of the utility model, by thermostatic control system into the real-time tune of trip temperature
Section effectively realizes control that is accurate, stablizing to the temperature of box house, helps to improve the column effect of chromatographic column, improves chromatography
The separating degree at peak, the repeatability for ensureing analysis sample result.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model；
Fig. 2 is the sectional view in the directions A-A in Fig. 1；
Reference numeral therein is：1- babinets；2- upper boxes；3- lower boxes；4- infrared nanometer heating tubes；5- insulating layers；
The reflecting layer 6-；7- chromatographic column calandrias；8- fans.
Specific implementation mode
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings.
In the preferred embodiment of the utility model, it is based on the above-mentioned problems in the prior art, a kind of color is now provided
Column constant temperature heating device is composed, which includes the babinet 1 of tubular as in Figure 1 and Figure 2, and babinet 1 wraps
The upper box 2 and lower box 3 for including articulated connection are uniformly equipped with infrared nanometer heating tube 4 around the inside of babinet 1, babinet 1
Madial wall is equipped with insulating layer 5, and the inside of insulating layer 5 is equipped with reflecting layer 6, the fixation for stationary chromatographic column is equipped in babinet 1
Holder, support bracket fastened both ends are connect with the both ends of babinet 1.The chromatographic column constant temperature heating device of tubular is relative to traditional square
Cylindrical chromatographic column insulating box, the heating tube by being uniformly distributed in column casing madial wall heat chromatographic column, can make
The heated of chromatographic column is more uniformly distributed；Further include thermostatic control system, thermostatic control system includes temperature sensor, temperature control list
The control panel of member and connection temperature control unit, temperature sensor are set to 6 inside of reflecting layer and connect with temperature control unit
It connects, the temperature signal detected is simultaneously timely transmitted to temperature control unit by the temperature inside temperature sensor detection babinet 1, temperature
Degree control unit receives the temperature signal that temperature sensor is sent out and adjusts the heating power of infrared nanometer heating tube 4 to keep case
Temperature in body 1 is constant in required set temperature；Control panel is set to the outside of babinet 1, for setting the thermostatic control
The operating temperature of system, it is convenient that required temperature is set.
The inside that Fig. 2 schematically shows babinet 1 is equipped with 16 infrared nanometers that is uniformly distributed and can work independently
Heating tube 4, this quantity can also be less than 16, but at least more than 3, these infrared nanometer heating tubes that can be worked independently
4 connect with temperature control unit, and temperature control unit can pass through the working quantity and/or work of control infrared nanometer heating tube 4
The rate of doing work is to realize the control to temperature in babinet 1.
In the further embodiment of utility model, reflecting layer 6 is silvery reflecting layer 6, and insulating layer 5 is aerogel layer.Silvery
The setting in reflecting layer 6 and aerogel layer can improve the service efficiency of heat, scattering and disappearing for heat be reduced, so that heat quilt
It makes full use of, reduces the heating power consumption of chromatographic column constant temperature heating device.
In the further embodiment of utility model, fixing bracket is mica material.Mica has higher heat resistance, can keep away
Exempt to be used for multiple times and fixing bracket is damaged.Fixing bracket can be affixed to the network in babinet 1, can also be solid
Due to the columnar bracket parallel with 1 central shaft of babinet in babinet 1.
Further include chromatographic column calandria 7 in the further embodiment of utility model, chromatographic column is nested in chromatographic column calandria
In 7, chromatographic column calandria 7 is fixed on by fixing bracket inside babinet 1, and support bracket fastened both ends are connect with the both ends of babinet 1.
Fixing bracket can be affixed to the network in babinet 1, can also be to be fixed on being put down with 1 central shaft of babinet in babinet 1
Capable columnar bracket.Chromatographic column calandria 7 uses stainless steel or copper material.By the way that chromatographic column is nested in chromatographic column calandria 7
It is interior, chromatographic column thermally equivalent can be further ensured that, to ensure that efficiency is analyzed in its good separation.
In the further embodiment of utility model, it is equipped with fan 8 at least one end of babinet 1, is used for the fast prompt drop of chromatographic column
Temperature, to improve chromatography efficiency.
The course of work of the present embodiment is：Chromatographic column is nested in chromatographic column calandria 7, opens babinet 1 and by chromatography
Column calandria 7 is positioned in the fixing bracket in babinet 1, is closed babinet 1 and is set required temperature by control panel.
By above-described embodiment it is found that a kind of chromatographic column constant temperature heating device of the utility model, by being uniformly distributed in case
The infrared nanometer heating tube of internal side heats chromatographic column, and heating rate is fast, the efficiency of heating surface is high, and chromatographic column can be made equal
It is even heated, help to improve separation analysis efficiency；It is provided with reflecting layer and insulating layer in cabinet wall, heat is improved by reflecting layer
The service efficiency of amount reduces scattering and disappearing for heat by insulating layer, so that heat is fully utilized, reduces heating power consumption；
By thermostatic control system into the real-time adjusting of trip temperature, control that is accurate, stablizing effectively is realized to the temperature of box house,
The column effect for helping to improve chromatographic column, the separating degree for improving chromatographic peak, the repeatability for ensureing analysis sample result.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, any that the practicality is equal
Modifications and substitutions are also all among the scope of the utility model.Therefore, the institute under the spirit and scope for not departing from the utility model
The impartial conversion of work and modification should all be covered in the scope of the utility model.
Claims (8)
1. a kind of chromatographic column constant temperature heating device, which is characterized in that the babinet (1) including tubular, the babinet (1) include hinge
The upper box (2) and lower box (3) connect in succession is uniformly equipped with infrared nanometer heating tube around the inside of the babinet (1)
(4), the madial wall of the babinet (1) is equipped with insulating layer (5), and the inside of the insulating layer (5) is equipped with reflecting layer (6), described
The fixing bracket for stationary chromatographic column is equipped in babinet (1), the support bracket fastened both ends and the both ends of the babinet (1) connect
It connects.
2. a kind of chromatographic column constant temperature heating device according to claim 1, which is characterized in that further include thermostatic control system
System, the thermostatic control system include the control plane of temperature sensor, temperature control unit and the connection temperature control unit
Plate, the temperature sensor are set on the inside of the reflecting layer (6) and are connect with the temperature control unit.
3. a kind of chromatographic column constant temperature heating device according to claim 1 or 2, which is characterized in that the reflecting layer (6) is
Silvery reflecting layer (6).
4. a kind of chromatographic column constant temperature heating device according to claim 1 or 2, which is characterized in that the insulating layer (5) is
Aerogel layer.
5. a kind of chromatographic column constant temperature heating device according to claim 1 or 2, which is characterized in that the fixing bracket is
Mica material.
6. a kind of chromatographic column constant temperature heating device according to claim 1 or 2, which is characterized in that further include that chromatographic column adds
Hot body (7), the chromatographic column are nested in the chromatographic column calandria (7), and the chromatographic column calandria (7) passes through fixing bracket
It is internal to be fixed on the babinet (1), the support bracket fastened both ends are connect with the both ends of the babinet (1).
7. a kind of chromatographic column constant temperature heating device according to claim 6, which is characterized in that the chromatographic column calandria
(7) stainless steel or copper material are used.
8. a kind of chromatographic column constant temperature heating device according to claim 1 or 2, which is characterized in that in the babinet (1)
At least one end is equipped with fan (8), is used for fast cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820267940.0U CN208043758U (en) | 2018-02-24 | 2018-02-24 | A kind of chromatographic column constant temperature heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820267940.0U CN208043758U (en) | 2018-02-24 | 2018-02-24 | A kind of chromatographic column constant temperature heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208043758U true CN208043758U (en) | 2018-11-02 |
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ID=63949808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201820267940.0U Active CN208043758U (en) | 2018-02-24 | 2018-02-24 | A kind of chromatographic column constant temperature heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796045A (en) * | 2020-07-13 | 2020-10-20 | 杭州道宇检测技术有限公司 | Chromatographic column heating device for gas chromatograph |
-
2018
- 2018-02-24 CN CN201820267940.0U patent/CN208043758U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796045A (en) * | 2020-07-13 | 2020-10-20 | 杭州道宇检测技术有限公司 | Chromatographic column heating device for gas chromatograph |
| CN111796045B (en) * | 2020-07-13 | 2022-06-14 | 杭州道宇检测技术有限公司 | Chromatographic column heating device for gas chromatograph |
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