CN209894627U - High-efficient thermogravimetric analyzer - Google Patents
High-efficient thermogravimetric analyzer Download PDFInfo
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- CN209894627U CN209894627U CN201920325928.5U CN201920325928U CN209894627U CN 209894627 U CN209894627 U CN 209894627U CN 201920325928 U CN201920325928 U CN 201920325928U CN 209894627 U CN209894627 U CN 209894627U
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- box body
- electronic balance
- base cabinet
- group electronic
- thermogravimetric analyzer
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Abstract
The utility model relates to a high-efficiency thermogravimetric analyzer, which comprises a base cabinet and a controller arranged in the base cabinet, wherein an experimental group electronic balance and a comparison group electronic balance are symmetrically arranged in the base cabinet, and bases are respectively arranged at the upper end parts of the experimental group electronic balance and the comparison group electronic balance; the base is respectively vertically fixed with a support rod, and the upper end part of the support rod is horizontally fixed with a sample container; the controller is provided with a lifter corresponding to the upper end part of the base cabinet, and a box body is fixed on a lifting arm of the lifter; a group of symmetrically distributed heating furnaces are arranged in the box body, a group of protective covers are vertically fixed on the box body above the heating furnaces, corresponding to the box body, and the bottoms of the protective covers extend to the outer side of the bottom of the box body; an air inlet is arranged at one side of the box body close to the bottom, a sealing cover is connected to the upper end of the box body, and an air outlet is arranged on the sealing cover. The utility model discloses can avoid the sample to heat up too fast, less error guarantees and improves the experiment accuracy, shortens the experimental period, improves experimental efficiency.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry instrument and specifically relates to a high-efficient thermogravimetric analyzer.
Background
The thermogravimetric analyzer is a thermal analyzer for measuring the change of mass of a substance with temperature under programmed temperature control. Heat is suitable for experimental study of thermal reaction with mass change, and has been widely applied in the fields of chemical industry, energy, materials, environment, engineering and the like. Currently, the thermogravimetric analyzers used have the following drawbacks: a,
In the experimental process, the heating device heats the sample by heating the air environment around the sample, the rising or falling rate of the heated temperature of the sample is changed too fast, and a certain reaction process in the middle is probably ignored, so that the accuracy of the experiment is seriously influenced; secondly, in order to obtain a relatively real experiment result, a blank experiment needs to be carried out before or after the sample experiment is completed, but the experiment environment of the blank experiment may change with the experiment environment of the sample, so that the experiment period is prolonged, and certain errors exist, and the accuracy of the experiment is influenced.
Disclosure of Invention
The utility model aims to solve the technical problem that a can avoid the sample to heat up too fast is provided, and less error guarantees and improves the experiment accuracy, shortens the experimental period, improves the high-efficient thermogravimetric analyzer of experimental efficiency.
In order to solve the above problem, a high-efficient thermogravimetric analyzer, including the inside controller that sets up of base cabinet and base cabinet, its characterized in that: an experimental group electronic balance and a comparison group electronic balance are symmetrically arranged in the base cabinet, and bases are respectively arranged at the upper end parts of the experimental group electronic balance and the comparison group electronic balance; the base is respectively vertically fixed with a support rod, and the upper end part of the support rod is horizontally fixed with a sample container; the controller is provided with a lifter corresponding to the upper end part of the base cabinet, and a box body is fixed on a lifting arm of the lifter; a group of symmetrically distributed heating furnaces are arranged in the box body, and a group of protective covers are vertically fixed above the heating furnaces corresponding to the box body; an air inlet is formed in one side of the box body and is close to the bottom of the box body, a sealing cover is connected to the upper end of the box body, and an air outlet is formed in the sealing cover.
The bottom of the protective cover extends to the outer side of the bottom of the box body.
The bracing piece extends to inside being close to top position department of safety cover.
The top end of the protective cover is of an open structure.
The experimental group electronic balance, the comparison group electronic balance, the lifter and the heating furnace are respectively connected with the controller through signal wires.
The controller is connected with an external computer.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses owing to be provided with the safety cover, sample container is located the safety cover in the experimentation, and the heat passes through the safety cover and transmits for the experimental sample, has certain buffering to the heat, avoids the sample intensification or cooling rate change slow, influences the accuracy of experiment.
2. The utility model discloses owing to be provided with experiment group electron balance and contrast group electronic balance, need not additionally to carry out the control of blank experiment, shortened the experimental period, improved realization efficiency, simultaneously, contrast group and experiment group go on simultaneously, can effectively avoid the corresponding error in the experimentation, make the experimental result more accurate.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the structure of the present invention.
In the figure: 1. the device comprises a base cabinet, 2 an experimental group electronic balance, 3 a controller, 4 a base, 5 a support rod, 6 an air inlet, 7 a heating furnace, 8 a sample container, 9 a protective cover, 10 a box body, 11 an air outlet, 12 a lifter, 13 a comparison group electronic balance and 14 a sealing cover.
Detailed Description
As shown in fig. 1 and 2, an efficient thermogravimetric analyzer comprises a base cabinet 1 and a controller 3 arranged in the base cabinet 1, wherein an experimental group electronic balance 2 and a comparison group electronic balance 13 are symmetrically arranged in the base cabinet 1, and bases 4 are respectively arranged at the upper ends of the experimental group electronic balance 2 and the comparison group electronic balance 13; the base 4 is respectively vertically fixed with a support rod 5, and the upper end part of the support rod 5 is horizontally fixed with a sample container 8; the controller 3 is provided with a lifter 12 corresponding to the upper end part of the base cabinet 1, and a box body 10 is fixed on a lifting arm of the lifter 12; a group of symmetrically distributed heating furnaces 7 are arranged in the box body 10, a group of protective covers 9 are vertically fixed above the heating furnaces 7 corresponding to the box body 10, and the bottoms of the protective covers 9 extend to the outer side of the bottom of the box body 10; an air inlet 6 is arranged at one side of the box body 10 close to the bottom, a sealing cover 14 is connected to the upper end of the box body 10, and an air outlet 11 is arranged on the sealing cover 14.
When the device is used, the controller 3 controls the lifter 12 to work, the lifter 12 lifts the lifting arm to enable the bottom end of the protective cover 9 to be positioned at the sample container 8, a sample to be analyzed is placed into the sample container 8 above the experiment group electronic balance 2, no object is placed in the sample container 8 above the comparison group electronic balance 13, the experiment group electronic balance 2 and the comparison group electronic balance 13 form a comparison test group, the experiment period is shortened, errors caused by environmental influences and the like are offset, at the moment, the controller 3 controls the lifter 12, and the lifter 12 slowly lowers the lifting arm to enable the protective cover 9 to completely cover the sample container 8 and the supporting rod 5; starting the heating furnace 7 for heating, introducing inert gas into the box body 10 from the gas inlet 6, continuously heating the heating furnace 7, and transferring calorimetric heat to the experimental sample through the protective cover 9, so that the temperature rise or fall rate of the sample is relatively smooth, and each change of the sample is recorded, thereby ensuring the accuracy of the experiment; the quality of the experimental sample is changed along with the change of the temperature in the experimental process, and the relation between the quality and the temperature change is transmitted to an external computer through a controller 3 for professional processing and analysis.
Claims (6)
1. The utility model provides a high-efficient thermogravimetric analyzer, includes base cabinet (1) and base cabinet (1) inside controller (3) that sets up, its characterized in that: an experimental group electronic balance (2) and a comparison group electronic balance (13) are symmetrically arranged in the base cabinet (1), and bases (4) are respectively arranged at the upper ends of the experimental group electronic balance (2) and the comparison group electronic balance (13); the base (4) is respectively vertically fixed with a support rod (5), and the upper end part of the support rod (5) is horizontally fixed with a sample container (8); the controller (3) is provided with a lifter (12) corresponding to the upper end part of the base cabinet (1), and a box body (10) is fixed on a lifting arm of the lifter (12); a group of symmetrically distributed heating furnaces (7) is arranged in the box body (10), and a group of protective covers (9) is vertically fixed above the heating furnaces (7) corresponding to the box body (10); an air inlet (6) is formed in one side of the box body (10) close to the bottom, a sealing cover (14) is connected to the upper end of the box body (10), and an air outlet (11) is formed in the sealing cover (14).
2. The thermogravimetric analyzer according to claim 1, wherein: the bottom of the protective cover (9) extends to the outer side of the bottom of the box body (10).
3. The thermogravimetric analyzer according to claim 1, wherein: the supporting rod (5) extends to the position close to the top end inside the protective cover (9).
4. The thermogravimetric analyzer according to claim 1, wherein: the top end of the protective cover (9) is of an open structure.
5. The thermogravimetric analyzer according to claim 1, wherein: the experimental group electronic balance (2), the comparison group electronic balance (13), the lifter (12) and the heating furnace (7) are respectively connected with the controller (3) through signal lines.
6. The thermogravimetric analyzer according to claim 1, wherein: the controller (3) is connected with an external computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325928.5U CN209894627U (en) | 2019-03-15 | 2019-03-15 | High-efficient thermogravimetric analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325928.5U CN209894627U (en) | 2019-03-15 | 2019-03-15 | High-efficient thermogravimetric analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209894627U true CN209894627U (en) | 2020-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920325928.5U Active CN209894627U (en) | 2019-03-15 | 2019-03-15 | High-efficient thermogravimetric analyzer |
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| CN (1) | CN209894627U (en) |
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
- 2019-03-15 CN CN201920325928.5U patent/CN209894627U/en active Active
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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