CN209745800U - Solid-liquid temperature control heating pool for infrared spectrometer - Google Patents
Solid-liquid temperature control heating pool for infrared spectrometer Download PDFInfo
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- CN209745800U CN209745800U CN201920125758.6U CN201920125758U CN209745800U CN 209745800 U CN209745800 U CN 209745800U CN 201920125758 U CN201920125758 U CN 201920125758U CN 209745800 U CN209745800 U CN 209745800U
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- tank body
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- infrared spectrometer
- temperature control
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- 238000012360 testing method Methods 0.000 claims abstract description 36
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- 238000005485 electric heating Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 15
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- 238000004458 analytical method Methods 0.000 abstract description 5
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 3
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model designs an infrared spectrometer solid liquid temperature control heating pool which can be used with an infrared spectrometer, and a pool body with a cylindrical measuring cavity is arranged inside the heating pool; two ends of the measuring cavity are provided with openings, and port sealing covers with infrared light-transmitting window sheets are arranged at the openings; the outside of the tank body is covered with a high-temperature resistant heat-insulating material and a heat-insulating protective cover; a plurality of electric heating pipes are arranged in the high-temperature resistant heat-insulating material and used for heating the tank body; the tank body is provided with a working medium inlet, a working medium outlet and a measuring port which are communicated with the measuring cavity; the bottom of the pool body is provided with a cooling tank filled with cooling medium. The utility model discloses greatly expand the infrared spectroscopy analysis appearance and carry out the scope of detection and analysis in each field, especially in the flame retardant material field, to the high temperature heating of test material sample, gain the testing data of schizolysis composition, provide accurate effectual parameter to with infrared spectroscopy analysis data, to the degree of depth application and the performance excavation of analytical instrument, provide the guarantee reliably, economic, social are showing.
Description
Technical Field
The utility model belongs to the technical field of infrared spectral measurement, specifically speaking relates to infrared spectroscopy solid-liquid control by temperature change heating bath.
Background
in the research field of domestic materials at present, main test and detection instrument facilities are as follows: cone calorimeter, smoke density tester, oxygen index tester, horizontal and vertical combustion tester, infrared spectrometer (FTIR), Synchronous Thermal Analyzer (STA), etc., wherein the infrared spectrometer (FTIR) is used as the instrument for measuring the infrared spectrogram of various compounds, not only widely applied to the traditional fields of petrochemical industry, organic chemistry, polymer science, medicine, food analysis, etc., but also plays an important detection role in the new technical fields of semiconductors, optics, electronic devices, etc. Not only can realize powerful qualitative function, but also can realize quantitative analysis; the analysis of a constant sample can be realized, and the analysis of a trace sample can also be realized through the combination of accessories.
The infrared spectrometer is effective and reliable for detecting the combustion representation of the material, but has no effect on the combustion process of the material and the composition and change of the components after combustion. Although the infrared spectrometer has the function of analyzing the components of the material, the existing instruments and devices can only test at the temperature below 300 ℃, and the test under the condition of higher temperature is not finished by corresponding matching devices, so that the deep and extensive research on the flame-retardant material is greatly limited.
In order to solve the problems, the infrared spectrometer can be combined into a set of very effective practical testing technology through the effective connection of an additional device of the infrared spectrometer, such as the addition and the function control of related matched devices of a gas pool, a liquid pool and a solid pool, so that the thermal stability research on materials can be deepened, and the infrared spectrometer is favorable for further developing and improving the testing capability of an analytical instrument.
SUMMERY OF THE UTILITY MODEL
For further optimize the solution of above-mentioned problem, the utility model provides an infrared spectrum appearance solid-liquid control by temperature change heating pond, its technical scheme as follows:
Infrared spectrum appearance solid-liquid temperature control heating pond, it includes:
A tank body with a cylindrical measuring cavity arranged inside; two ends of the measuring cavity are provided with openings, and port sealing covers with infrared light-transmitting window sheets are arranged at the openings; the outside of the tank body is covered with a high-temperature resistant heat-insulating material and a heat-insulating protective cover; a plurality of electric heating pipes are arranged in the high-temperature resistant heat-insulating material and used for heating the tank body; the tank body is provided with a working medium inlet, a working medium outlet and a measuring port which are communicated with the measuring cavity;
The bottom of the pool body is provided with a cooling tank filled with cooling medium for heat insulation protection of the infrared spectrum analyzer and ensuring the accuracy and stability of the collected and measured data
The device further comprises a control system, wherein an armored thermocouple, a high-temperature sensor and a pressure sensor are arranged in the measuring cavity, and the armored thermocouple, the high-temperature sensor and the pressure sensor are electrically connected with the control system through measuring ports and electric heating pipes.
Furthermore, a quick connector body with an infrared light-transmitting window sheet is arranged at the joint of the heat-insulating protective cover and the opening at the two ends of the measuring cavity.
Furthermore, the working medium inlet and the working medium outlet are raised cylinders welded on the tank body, the end parts of the cylinders are provided with internal thread interfaces, and the internal thread interfaces are connected with stainless steel pipe joints and stainless steel thin pipes for gas inlet and outlet, and are used for discharging cracked gas generated during sample testing and injecting and discharging carrier gas required to be used during sample testing.
Furthermore, the heat-insulating protective cover and the high-temperature-resistant heat-insulating material are connected and combined with the pool body through screws to form a set of heat-insulating layer with a unique structure.
Furthermore, a window sheet seat is arranged inside the port sealing cover, and the infrared light-transmitting window sheet is installed on the window sheet seat.
Further, the cell body and the high-temperature electric heating tube are made of stainless steel materials.
The utility model has the advantages that:
the first and the second tank port sealing covers and the quick connector body are used for quickly sealing and disassembling when a sample in the tank body is placed and taken out, and are more convenient for sanitation and cleaning of combustion residues in the tank body, and the same tank body can be used by alternately replacing solid and liquid samples.
And the second high-temperature electric heating pipe is made of high-temperature-resistant stainless steel materials, the highest bearing safe use temperature can reach 1100 ℃, and continuous monitoring and analysis on cracking components and changes of the cracking components in the material combustion process are facilitated.
And thirdly, the high-temperature electric heating pipe is externally coated with a high-temperature-resistant heat-insulating material and a stainless steel heat-insulating protective cover, so that the heating temperature in the cell body is rapidly increased, the constant temperature time is lasting and stable, the service lives of the heating pipe and the heat-insulating material are ensured, and the test precision, accuracy and service life of the infrared spectrometer are protected.
And fourthly, the cooling tank at the lower part of the tank body is used for supporting and positioning the position of the tank body and also plays a role in isolating and reducing high-temperature transmission between the tank body and the infrared instrument. Under temperature control device's control, force through the inside coolant of cooling bath, the heat that produces when can constantly take away cell body high temperature heating can avoid high temperature heat to infrared instrument main part transmission, accumulation, causes the measurement unbalance or the stoving damage of infrared instrument.
Fifthly, under the monitoring of the armored thermocouple, under the protection of the heat preservation material and the stainless steel outer cover tube, the constant temperature state can be kept all the time in the detection process under the control of the control system, the environmental condition of the detected sample can be guaranteed, and the component stability of the detected sample in the thermal cracking process can be well guaranteed. The stability, accuracy and comparability of data collected by the infrared spectrometer are ensured.
Sixth, the utility model discloses greatly expand the infrared spectroscopy analysis appearance and carry out the detection and analysis's scope in each field, especially in the flame retardant material field, to the high temperature heating of test material sample, gain the testing data of schizolysis composition, to providing accurate effectual parameter with infrared spectroscopy analysis data, to the deep application and the performance excavation of analytical instrument, provide reliable guarantee, can be said economic benefits, social is showing; in the aspect of scientific research, the method can give full play to the performance and the potential of the instrument and improve the practical value of the instrument for a plurality of ways of testing, analyzing and researching provided by scientific research technicians in a plurality of fields, write research papers and monographs with innovative value aiming at accurate data and results provided by experimental tests, create new research achievements and create new standards and new ideas.
Drawings
FIG. 1 is a sectional view of the solid-liquid temperature control heating tank of the infrared spectrometer of the present invention;
FIG. 2 is a side view of a solid-liquid temperature-controlled heating cell of an infrared spectrometer;
FIG. 3 is a schematic view of the solid-liquid temperature control heating tank of the infrared spectrometer of the present invention installed in the infrared spectrometer;
in the drawings:
1-an infrared spectrum analyzer, 2-a solid liquid temperature control heating pool, 3-a control system, 4-a quick connector body, 5-a heat preservation protective cover, 6-screws, 7-a cooling medium inlet and outlet, 8-a window sheet seat, 9-a pool body port sealing cover, 10-a working medium inlet, 11-a measuring port, 12-a working medium outlet, 13-an electric heating pipe, 14-an infrared light-transmitting window sheet, 15-a stainless steel pool body, 16-a high temperature resistant heat preservation material and 17-a cooling tank.
Detailed Description
The following description will be made in detail with reference to the accompanying drawings and the embodiments of the present invention for the solid-liquid temperature control heating tank of the infrared spectrometer. In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application.
referring to fig. 1 and 2, the solid-liquid temperature control heating pool of the infrared spectrometer comprises a pool body 15 with a cylindrical measurement cavity arranged inside; two ends of the measuring cavity are opened, and a port sealing cover 9 with an infrared light-transmitting window sheet 14 is arranged at the opening; the port sealing cover 9 is internally provided with a window sheet seat 8, and an infrared light-transmitting window sheet 14 is arranged on the window sheet seat 8. A high-temperature resistant heat-insulating material 16 and a heat-insulating protective cover 5 cover the outside of the tank body 15; the heat preservation protective cover 5 is preferably connected with the pool body 15 through screws 6. And a quick connector body 4 with an infrared light-transmitting window sheet 14 is arranged at the joint of the heat-insulating protective cover 5 and the openings at the two ends of the measurement cavity. A plurality of electric heating pipes 13 are arranged in the high-temperature resistant heat-insulating material 16 and used for heating the tank body 15; a working medium inlet 10, a working medium outlet 12 and a measuring port 11 which are communicated with the measuring cavity are arranged on the pool body 15; the working medium inlet 10 and the working medium outlet 12 are three raised cylinders welded on the stainless steel tank body, and the end parts of the cylinders are provided with internal thread interfaces for respectively connecting two stainless steel pipe joints for air inlet and outlet and stainless steel thin pipes thereof, and are used for discharging cracked gas generated during sample testing and injecting and discharging carrier gas required to be used during sample testing. The measurement port 11 is used for coupling a sheathed thermocouple for detecting and controlling the temperature inside the sample cell. The port sealing cover and the quick connector body of the tank body are used for quickly sealing and disassembling when a sample in the tank body is placed and taken out, and are more convenient for sanitation and cleaning of combustion residues in the tank body. The high-temperature electric heating tube is made of high-temperature resistant stainless steel materials, and the highest bearing safe use temperature can reach 1100 ℃.
The outside cladding of high temperature electric heating pipe has high temperature resistant insulation material and stainless steel heat preservation protection casing for guarantee that the heating temperature of cell body inside rises fast, the constant temperature time is lasting stable and heating pipe and insulation material's life, protection infrared spectrometer's measuring accuracy, accuracy and life.
the bottom of the pool body 15 is provided with a cooling tank 17 filled with cooling medium. Besides being used for supporting and positioning the position of the tank body, the device also plays a role in isolating and reducing high-temperature transmission between the tank body and the infrared instrument. Under temperature control device's control, force through the inside coolant of cooling bath, the heat that produces when can constantly take away cell body high temperature heating can avoid high temperature heat to infrared instrument main part transmission, accumulation, causes the measurement unbalance or the stoving damage of infrared instrument.
the high-temperature and high-pressure electric heating device is characterized by further comprising a control system, wherein an armored thermocouple, a high-temperature sensor and a pressure sensor are arranged in the measuring cavity and are electrically connected with the control system through a measuring port 11 and an electric heating pipe 13. The control system can be selectively provided with a temperature controller, a touch screen, a PLC, a box body and the like, the temperature and the pressure in the measurement cavity are detected, the test conditions required by the experimental test sample are achieved, the sample test process is in butt joint with the infrared instrument, and the consistency of synchronous transmission of test data is ensured.
The touch screen picture can be provided with a plurality of functional displays, such as various control operation keys, set temperature, measured temperature, set time, real-time operation time, test samples, sample serial numbers, quantity, pressure in the cell body, test environment, test data acquisition and storage, test data curves and the like. The method can keep various types of data acquisition, can also store the test records of each period, and is convenient for reference retrieval at any time.
The measurement method based on the solid-liquid temperature control heating pool of the infrared spectrometer comprises the following steps:
s1, installing the adjusted solid-liquid temperature control heating pool of the infrared spectrometer in the infrared spectrometer, and ensuring that infrared light rays pass through the center of the cylindrical measurement cavity, referring to FIG. 3. The data output interface of the control system can be directly connected with a computer, and the maximum temperature range is controlled to be not lower than 1000 ℃.
s2, opening port sealing covers at two ends of the tank body, placing a tested material sample, locking the port sealing covers at the two ends of the tank body by using a quick connector body, and selectively matching an armored thermocouple according to the temperature measurement condition;
And S3, setting the temperature through the control system, starting electric heating work, preheating and heating the measurement cavity, and acquiring data through the infrared spectrometer after the temperature reaches the set temperature, and testing and analyzing the data. The working medium outlet and the working medium inlet are closed or connected with a hose to be opened according to the condition requirements of actual test testing, and are used for discharging cracked gas generated during sample testing and injecting and discharging carrier gas required during sample testing. Wherein, at high temperature test process, start cooling device and continuous operation, prevent the heat flow that long-time high temperature produced, constantly conduct infrared instrument, cause the temperature accumulation effect, influence the measuring accuracy and the data acquisition accuracy of instrument, or cause the instrument to damage.
S4, after the test is finished, standing and cooling until the temperature of the pool body is reduced to room temperature, opening the quick connector bodies at the two ends and the sealing covers of the port of the pool body, and performing sanitary cleaning on the inner cavity of the pool body, thereby facilitating the next test operation and ensuring the accuracy of test data.
the above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereto, i.e. all the equivalent changes and modifications made according to the scope of the present invention should be covered by the present invention.
Claims (7)
1. The solid-liquid temperature control heating pool of the infrared spectrometer is characterized in that: it includes:
A tank body (15) with a cylindrical measuring cavity arranged inside; two ends of the measuring cavity are opened, and a port sealing cover (9) with an infrared light-transmitting window sheet (14) is arranged at the opening; a high-temperature resistant heat-insulating material (16) and a heat-insulating protective cover (5) are covered outside the pool body (15); a plurality of electric heating pipes (13) are arranged in the high-temperature resistant heat-insulating material (16) and used for heating the tank body (15); a working medium inlet (10), a working medium outlet (12) and a measuring port (11) which are communicated with the measuring cavity are arranged on the tank body (15);
The bottom of the pool body (15) is provided with a cooling tank (17) filled with cooling medium, which is used for protecting the thermal insulation of the infrared spectrum analyzer (1) and ensuring the accuracy and stability of the collected and measured data.
2. The infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the high-temperature and high-pressure electric heating device is characterized by further comprising a control system, wherein an armored thermocouple, a high-temperature sensor and a pressure sensor are arranged in the measuring cavity and are electrically connected with the control system through a measuring port (11) and an electric heating pipe (13).
3. The infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the connection part of the heat-insulating protective cover (5) and the openings at the two ends of the measurement cavity is provided with a quick connector body (4) with an infrared light-transmitting window sheet (14).
4. the infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the working medium inlet (10) and the working medium outlet (12) are raised cylinders welded on the tank body (15), the end parts of the cylinders are provided with internal thread interfaces, and the internal thread interfaces are connected with stainless steel pipe joints and stainless steel thin pipes for air inlet and outlet for discharging cracked gas generated during sample testing and injecting and discharging carrier gas required to be used during sample testing.
5. The infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the heat-insulating protective cover (5) and the high-temperature-resistant heat-insulating material (16) are connected with the tank body (15) through screws (6) to form a set of heat-insulating layer with unique structure.
6. the infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the port sealing cover (9) is internally provided with a window sheet seat (8), and an infrared light-transmitting window sheet (14) is arranged on the window sheet seat (8).
7. The infrared spectrometer solid-liquid temperature control heating pool of claim 1, characterized in that: the tank body (15) and the high-temperature electric heating pipe (13) are made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125758.6U CN209745800U (en) | 2019-01-25 | 2019-01-25 | Solid-liquid temperature control heating pool for infrared spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125758.6U CN209745800U (en) | 2019-01-25 | 2019-01-25 | Solid-liquid temperature control heating pool for infrared spectrometer |
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| Publication Number | Publication Date |
|---|---|
| CN209745800U true CN209745800U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920125758.6U Expired - Fee Related CN209745800U (en) | 2019-01-25 | 2019-01-25 | Solid-liquid temperature control heating pool for infrared spectrometer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484358A (en) * | 2021-05-27 | 2021-10-08 | 深圳技术大学 | Two-way air inlet thermal analyzer for transition metal powder reaction |
-
2019
- 2019-01-25 CN CN201920125758.6U patent/CN209745800U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484358A (en) * | 2021-05-27 | 2021-10-08 | 深圳技术大学 | Two-way air inlet thermal analyzer for transition metal powder reaction |
| CN113484358B (en) * | 2021-05-27 | 2024-01-05 | 深圳技术大学 | Two-way inlet gas thermal analyzer for transition metal powder reaction |
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Granted publication date: 20191206 Termination date: 20220125 |