CN214750103U - Heating device of analytical instrument - Google Patents
Heating device of analytical instrument Download PDFInfo
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- CN214750103U CN214750103U CN202120221978.6U CN202120221978U CN214750103U CN 214750103 U CN214750103 U CN 214750103U CN 202120221978 U CN202120221978 U CN 202120221978U CN 214750103 U CN214750103 U CN 214750103U
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Abstract
The utility model provides a heating device of an analysis instrument, which comprises a base, a heater and a sample heater; the heater is placed on the base, the sample heater is placed in a heating groove of the heater, a heating hole is formed in the side wall of the heating groove, and an electric heating device is installed in the heating hole; the heater comprises a shell, a heating groove is arranged at the upper end of the shell, a side heat-insulating belt and a bottom heat-insulating belt are arranged outside the heating groove, and a heat-insulating belt support frame is arranged below the bottom heat-insulating belt; the shell is provided with an air inlet and an air outlet, and the air inlet is provided with a fan. The utility model discloses a whole device adopts the design of heating cooling integration, and simple structure is reasonable, the operation of being convenient for, and the utility model discloses a cooling adopts the cooling mode of logical cooling wind, leads to the cooling wind energy and controls the temperature accurately.
Description
Technical Field
The utility model relates to a material property research field, concretely relates to analytical instrument device that generates heat.
Background
Analytical instruments used in laboratories are mainly used for quantitative analysis. With the development of networks and communications, analytical instruments are developed in the directions of networking, intelligence and intelligence, and the services of the analytical instruments become important in the future. Common analytical instruments can be divided into: a physicochemical analyzer, a biochemical analyzer, a physicochemical analyzer, a conventional experimental apparatus, a special analyzer, a sample processing device, and an electronic device.
The Fischer method is the most specific and accurate method for water in various chemical methods for measuring the moisture of substances. Some substances release their moisture or water component only slowly or at high temperatures, as measured by fischer-tropsch. Therefore, we need to heat and evaporate these materials to determine their moisture content, but the temperature of vaporization is different for different samples, and we need to determine the heating temperature according to the samples.
In the prior art, generally, when a next sample is replaced after a previous sample is heated, the sample connector needs to be taken out of the heating device, and then the sample connector is cooled by adopting a natural cooling mode, but the natural cooling mode is slow in cooling speed, long in cooling time and low in cooling efficiency, so that the final measurement efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an analytical instrument device that generates heat, in order to solve the technical problem that cooling rate is slow, cooling time is long, cooling efficiency is low among the prior art.
In order to achieve the above object, an embodiment of the present invention provides a heating device for an analysis instrument, including a base, a heater and a sample heater;
the heater is placed on the base, the sample heater is placed in a heating groove of the heater, a heating hole is formed in the side wall of the heating groove, and an electric heating device is installed in the heating hole;
the heater comprises a shell, a heating groove is arranged at the upper end of the shell, a side heat-insulating belt and a bottom heat-insulating belt are arranged outside the heating groove, and a heat-insulating belt support frame is arranged below the bottom heat-insulating belt;
the shell is provided with an air inlet and an air outlet, and the air inlet is provided with a fan; gaps between the side heat-insulating belts and the shell and between the bottom heat-insulating belts and the shell form an air duct, and the air inlet and the air outlet are communicated with the air duct; cooling air conveyed by the fan flows through the outer wall of the heating groove and is discharged from the air outlet;
the sample heater comprises a heat transfer pipe and a sample groove.
The utility model discloses a solve the unstable problem of device heating that generates heat, it is the electrical heating stick preferably at electrical heating device, and the electrical heating stick disposes the power cord.
Preferably, the heat transfer tube and the sample cell are fixed by screws.
Preferably, the support frame of the heat insulation belt is a hollow support frame.
Preferably, the fan is disposed outside the housing.
The utility model has the advantages that:
1. the utility model adopts the mode of heating by the electric heating rod, then heats the sample by the heating groove, and enables the environment where the sample is located to reach the designated temperature more quickly under the coordination of the heat insulation belt; when cooling is needed, the heating device is cooled by adopting a cooling air ventilation mode. The whole device adopts the design of heating and cooling integration, and has simple and reasonable structure and convenient operation.
2. The utility model discloses a cooling adopts the cooling mode of ventilation convection, when reaching appointed cooling temperature, stops the fan. The use of ventilated cooling enables precise temperature control.
3. The utility model discloses a sample ware of the size of mountable difference in the sample cell, the last laying-out article bottle of sample ware. The sample device can be replaced at will, and the application range of the whole utility model is enlarged.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
fig. 2 is a schematic view of a heating mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a sample heater according to an embodiment of the present invention;
fig. 4 is a top view of a sample heater after a sample is placed in an embodiment of the invention.
Wherein, 1, a sample heater; 2. a heater; 3. a base; 4. a lateral heat insulating tape; 5. an air outlet; 6. a fan; 7. an air inlet; 8. a heat insulation belt support; 9. a bottom insulating band; 10. an air duct; 11. a housing; 12. heating the hole; 13. a heating tank; 14. an electrical heating rod; 15. a sample tank; 16. a heat transfer tube; 17. A sample applicator; 18. and (4) a sample bottle.
Detailed Description
The utility model provides an analytical instrument device that generates heat, including base 3, heater 2 and sample heater 1. The base 3 is provided with a hollow hole, the base 3 has the function of supporting the whole heating device, and the base 3 can be made of steel materials.
The heater 2 is placed on the base 3, and the sample heater 1 is placed in the heating bath 13 of the heater 2. The heat generated by the heater 2 is transferred to the sample heater 1, and the sample heater 1 heats the sample in the sample bottle 18 placed in the sample container 17.
The side wall of the heating groove 13 is provided with a heating hole 12, and an electric heating device is arranged in the heating hole 12. The electric heating device is an electric heating rod 14, and the electric heating rod 14 is provided with a power line. After the power cord is electrified, the electric heating rod 14 starts to work to heat the sample heater 1, and heat generated by the electric heating rod 14 is finally transferred to the sample through the heat transfer principle, so that the sample can be heated and evaporated, and necessary conditions are provided for the subsequent determination of the moisture content in the sample. The number of the electric heating rods 14 is 2, a double-heat-source heating technology is adopted, the heating speed is higher, the temperature consistency is better, and one heat source can still work after failure. The electric heating rod 14 has the characteristics of small volume, high power, quick thermal response, high temperature control precision, high comprehensive thermal efficiency, wide application range and strong adaptability.
The heater 2 comprises a shell 11, a heating groove 13 is arranged at the upper end of the shell 11, and the heating groove 13 is used for installing the sample heater 1. The side heat-insulating belt 4 and the bottom heat-insulating belt 9 disposed below the side heat-insulating belt 4 are disposed outside the heating tank 13, and the heat-insulating belt support 8 is disposed below the bottom heat-insulating belt 9. The side heat-insulating belts 4 and the bottom heat-insulating belt 9 are connected, and the heat-insulating belt support frame 8 is a hollow support frame, so that cooling wind energy can pass through the hollow position of the heat-insulating belt support frame when wind cooling is carried out, and the cooling wind energy can flow through all the air channels 10, so that the purpose of cooling is achieved. The function of setting up the heat insulating tape is in the heating process of electrical heating rod 14, avoids excessive heat to scatter away, realizes the maximize of heat transfer.
An air inlet 7 and an air outlet 5 are arranged on the shell 11, the air inlet 7 is provided with a fan 6, and the fan 6 is arranged outside the shell 11. The cooling air conveyed in the fan 6 enters the heating device through the air inlet 7 and is finally discharged out of the heating device through the air outlet 5. The gaps between the side and bottom heat-insulating belts 4, 9 and the casing 11 form an air duct 10. The gap between the side heat-insulating belts 4 and the shell 11 is small, and the small gap is set for cooling wind energy to circulate in the shell 11 and simultaneously can ensure that the heat-insulating belts can play a role in heat preservation to the maximum extent. The air duct 10 exists because the side insulating belts 4 and the bottom insulating belt 9 have gaps with the housing 11, and the gaps are left to facilitate the flow of the subsequent cooling air, so the gaps are called the air duct 10.
The air inlet 7 and the air outlet 5 are communicated with the air duct 10, so that the input cooling wind energy directly enters the air duct 10 through the air inlet 7, then flows through the air duct 10 in the heating device, and finally is discharged from the air outlet 5. The cooling air flows in from the air inlet 7, passes through the heat insulation belt support frame 8, flows through the bottom heat insulation belt 9, the side heat insulation belt 4 and the outer wall of the heating groove 13, and is discharged from the air outlet 5.
The sample heater 1 includes a heat transfer pipe 16 and a sample cell 15, the heat transfer pipe 16 may be made of iron, and the heat transfer pipe 16 and the sample cell 15 are fixed by screws. The sample tank 15 is used for placing a sample container 17, the sample container 17 is used for placing a sample bottle 18, and the sample is placed in the sample bottle 18. The sample device 17 can be replaced at will to adapt to the placement of sample bottles 18 with different sizes and shapes, thereby expanding the application range of the heating device of the whole analysis instrument.
The working process is as follows: firstly, selecting a proper sampler 17 for the sample stored in the sample bottle 18 according to the size of the sample bottle 18, and then installing the sampler 17 and the sample in the sample heater 1; secondly, electrifying the electric heating rod 14 in the heater 2, starting the electric heating rod 14 to work, transmitting the heat generated by the electric heating rod 14 to the sample heater 1 through the heating groove 13, and heating and evaporating the sample in the sample bottle 18; when the heating device needs to be cooled, cooling air conveyed by the fan 6 enters the air duct 10 of the heating device through the air inlet 7, and the conveyed cooling air is finally discharged from the air outlet 5. The whole device adopts the design of heating and cooling integration, and has simple and reasonable structure and convenient operation.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (5)
1. An analytical instrument device that generates heat which characterized in that: comprises a base, a heater and a sample heater;
the sample heater is arranged in a heating groove of the heater, a heating hole is formed in the side wall of the heating groove, and an electric heating device is installed in the heating hole;
the heater comprises a shell, a heating groove is formed in the upper end of the shell, a side heat insulation belt and a bottom heat insulation belt are arranged on the outer side of the heating groove, the bottom heat insulation belt is arranged below the side heat insulation belt, and a heat insulation belt support frame is arranged below the bottom heat insulation belt;
the shell is provided with an air inlet and an air outlet, and the air inlet is provided with a fan; gaps between the side heat-insulating belts and the shell and gaps between the bottom heat-insulating belts and the shell form an air duct, and the air inlet and the air outlet are communicated with the air duct; cooling air conveyed by the fan flows through the outer wall of the heating groove and then is discharged from the air outlet;
the sample heater includes a heat transfer tube and a sample cell.
2. The analytical instrument heat generating device of claim 1, wherein: the electric heating device is an electric heating rod, and the electric heating rod is provided with a power line.
3. The analytical instrument heat generating device of claim 1, wherein: the heat transfer pipe and the sample groove are fixed through screws.
4. The analytical instrument heat generating device of claim 1, wherein: the heat insulation belt support frame is a hollow support frame.
5. The analytical instrument heat generating device of claim 1, wherein: the fan is arranged outside the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120221978.6U CN214750103U (en) | 2021-01-27 | 2021-01-27 | Heating device of analytical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120221978.6U CN214750103U (en) | 2021-01-27 | 2021-01-27 | Heating device of analytical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214750103U true CN214750103U (en) | 2021-11-16 |
Family
ID=78641845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120221978.6U Active CN214750103U (en) | 2021-01-27 | 2021-01-27 | Heating device of analytical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214750103U (en) |
-
2021
- 2021-01-27 CN CN202120221978.6U patent/CN214750103U/en active Active
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