CN203798759U - Glass thermophysical property tester - Google Patents
Glass thermophysical property tester Download PDFInfo
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- CN203798759U CN203798759U CN201420177469.8U CN201420177469U CN203798759U CN 203798759 U CN203798759 U CN 203798759U CN 201420177469 U CN201420177469 U CN 201420177469U CN 203798759 U CN203798759 U CN 203798759U
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- heated air
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Abstract
The utility model discloses a glass thermophysical property tester which is characterized in that a hot air source chamber and a temperature testing analyzing device are included, glass is fixed on one side of the hot air source chamber, the glass and the hot air source chamber form a sealed space, a thermocouple is attached on the outer side of the glass and is in full contact with the glass, a heat insulation soft pipe is attached on the other side of the thermocouple to prevent heat from being lost, and a temperature testing analyzing device is connected with the thermocouple through a lead wire. The glass thermophysical property tester has the advantages that constant temperature fluid is used as heat source fluid and is in contact with the surface of the glass, and influence of thermal contact resistance during solid material thermophysical property testing is removed; the thermophysical property parameters of plate-shaped solid materials besides glass materials can be tested; and a thermostat water bath kettle is used for air heating first, then auxiliary heating is carried out in an air collector, and air temperature equilibrium can be well achieved.
Description
Technical field
The utility model belongs to the hot physical property measurement technical field of board-like material, is specifically related to a kind of glass heat property tester.
Background technology
Glass mainly contains simple glass, tempered glass, laser glass, radium irradiation glass, quartz glass etc., it is widely used in industrial products and architectural design, and dissimilar glass is because composition batching and treatment process there are differences, cause thermal physical property parameter different.Glass heat physical parameter method of testing mainly contains steady state method and Transient Method etc. at present, as adopting stable state protective heat plate method, national standard JC/T675-1997 " glass coefficient of heat conductivity test method " surveys glass coefficient of heat conductivity, and application number is 200620131674.6, name is called the utility model patent of building glass heat-conduction coefficient tester, also discloses a kind of method of utilizing steady state method to carry out test architecture engineering glass coefficient of heat conductivity.Steady state method test period is long, and test environment is had relatively high expectations.Thereby there are research and utilization unstable state plane heat source method and heat-pole method to survey glass heat physical parameter, obtain certain effect, but in practical application, there are some problems, as plane heat source temperature homogeneity is difficult to have thermal contact resistance etc. between guarantee, thermal source and measured material, often bring considerable influence to measuring accuracy, be difficult to meet engineering actual demand.
Utility model content
The purpose of this utility model is a kind of novel glass thermal property tester of design, solves heat source temperature homogeneity and thermal contact resistance problem, realizes the accurate test of glass heat physical parameter.
For solving the problems of the technologies described above, a kind of glass heat property tester, is characterized in that, comprises heated air source chamber and temperature test analytical equipment, and described glass is fixed on heated air source chamber one side the space with a sealing of heated air source chamber composition; Described thermopair is attached to glass outer side and fully contacts with glass; Described adiabatic soft board is attached to thermopair opposite side and prevents scattering and disappearing of heat; Described temperature test analytical equipment is connected with thermopair by wire.
Preferably, also comprise hotair chamber; Described hotair chamber is connected with heated air source chamber by flexible pipe.
Preferably, described hotair chamber is thermostat water bath.
Preferably, also comprise air drying chamber; Described air drying chamber one end is connected with hotair chamber by flexible pipe; The described air drying chamber other end is connected with heated air source chamber by flexible pipe.
Preferably, described hotair chamber is for also comprising the first temperature sensor, the first heating rod; Described the first temperature sensor is positioned at air heat chamber interior; Described the first heating rod is positioned at air heat chamber interior.
Preferably, also comprise adiabatic soft board thimble, interface arrangement; Also comprise adiabatic soft board thimble, interface arrangement; Described interface arrangement is groove hollow shape; Described interface arrangement bottom is fixed on the sidewall of heated air source chamber; Described glass, thermopair, adiabatic soft board be all positioned at interface arrangement hollow recess inner and with interface arrangement top and bottom sidewall close contact; Adiabatic soft board is pushed down in described adiabatic soft board thimble one end; The described adiabatic soft board thimble other end is fixed on interface arrangement top.
Preferably, described temperature test analytical equipment comprises temperature acquisition and output unit, microcomputer, temperature indicator; Described temperature acquisition is connected with thermopair by wire with output unit; Described microcomputer is connected with output unit with temperature acquisition by wire; Described temperature indicator is connected with microcomputer by wire.
Preferably, described heated air source chamber also comprises the second temperature sensor, the second heating rod; Described the second temperature sensor is positioned at heated air source chamber interior; Described the second heating rod is positioned at heated air source chamber interior.
The beneficial effect the utlity model has is:
(1) Tempeerature-constant air contacts with glass surface as heat source fluid, has the impact of thermal contact resistance while having eliminated thermal physical property of solid material test.
(2) the utility model is conducive to the equilibrium of air themperature at the inside, air trapping chamber auxiliary heating again by the advanced row air heat of thermostat water bath, and then has ensured heat source temperature homogeneity.
(3) can survey glass material other tabular thermal physical property of solid material parameter in addition.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further described in detail.
Fig. 1 is the schematic diagram of the utility model structure;
Fig. 2 is the adiabatic side glass surface temperature of the utility model temporal evolution figure;
Fig. 3 is workflow diagram of the present utility model.
In figure, 1 is hotair chamber; 2 is air drying chamber; 3 is heated air source chamber; 4 is temperature survey analytical equipment; 5 is glass; 6 is thermopair; 7 is adiabatic soft board; 8 is adiabatic soft board thimble; 9 is temperature acquisition and output unit; 10 is microcomputer; 11 is the first heating rod; 12 is the first temperature sensor; 13 is the second heating rod; 14 is the second temperature sensor; 15 is interface arrangement.
embodiment
Referring to Fig. 1, it is the schematic diagram of the utility model system architecture.A kind of glass heat property tester, comprises hotair chamber 1, air drying chamber 2, heated air source chamber 3 and temperature test analytical equipment 4, and hotair chamber 1 comprises thermostat water bath, the first heating rod 11 and the first temperature sensor 12; The first heating rod 11 and the first temperature sensor 12 are all in thermostat water bath inside; Hotair chamber 1 is connected with air drying chamber 2 by flexible pipe; Air drying chamber 2 is connected with heated air source chamber 3 by flexible pipe; It is indoor that the second temperature sensor 14 and the second heating rod 13 are all positioned at heated air source; Glass 5 is fixed on heated air source chamber 3 one sides and forms the space of a sealing with heated air source chamber 3; Thermopair 6 is attached to glass 5 outsides and fully contacts with glass 5; Adiabatic soft board 7 is attached to thermopair 6 opposite sides and prevents scattering and disappearing of heat; Interface arrangement 15 is groove hollow shape; Interface arrangement 15 bottoms are fixed on 3 sidewalls of heated air source chamber; Glass 5, thermopair 6, adiabatic soft board 7 be all positioned at interface arrangement 15 hollow recess inner and with interface arrangement 15 top and bottom sidewall close contacts; Adiabatic soft board 7 is pushed down in adiabatic soft board thimble 8 one end; Adiabatic soft board thimble 8 other ends are fixed on interface arrangement 15 tops; Temperature test analytical equipment 4 comprises temperature acquisition and output unit 9, microcomputer 10, temperature indicator; Temperature acquisition is connected with thermopair 6 by wire with output unit 9; Temperature acquisition is connected with microcomputer 10 by wire with output unit 9; Temperature indicator is connected with microcomputer by wire.
Referring to Fig. 2, be the adiabatic side glass surface temperature of the utility model temporal evolution figure.Thickness is the glass of δ=5 (mm), and the physical parameter such as the coefficient of heat conductivity λ of material, density, specific heat is constant, thermal diffusion coefficient a=2.5e-7m^2/s, and convection transfer rate h=10W/ (m^2 DEG C), without endogenous pyrogen, initial temperature is t
0=20 DEG C, at a time by one pleurapophysis so and temperature be the fluid contact of t ∞=100 DEG C, and opposite side thermal insulation, and keep fluid temperature (F.T.) constant.Glass one side is because being subject to fluid heating, the temperature of adiabatic face side will rise gradually, increase tendency is directly related with thermal physical property parameters such as glass coefficient of heat conductivity and specific heat capacities, and available mathematical model represents, thereby can record the temperature variation data of the adiabatic face of glass, utilize method for parameter estimation to estimate the thermal physical property parameter such as coefficient of heat conductivity and specific heat capacity of glass.
Referring to Fig. 3, it is workflow diagram of the present utility model.First heat and produce the malaria of uniform temperature by thermostat water bath, be dried the air that obtains being dried constant temperature after processing by air drying chamber; Pass through again heated air source chamber; The indoor temperature sensor of heated air source is measured the now temperature of air; If temperature is now carried out thermal compensation lower than the temperature of setting, the heating rod in air collector can heat the indoor air of heated air source until reach the temperature of setting; Then by interface arrangement, the information such as the variation of temperature are passed to temperature acquisition and output unit, analyze and process drawing the parameters such as the hot physical property of final glass by computing machine.
It should be noted last that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (8)
1. a glass heat property tester, is characterized in that, comprises heated air source chamber and temperature test analytical equipment, and described glass is fixed on heated air source chamber one side the space with a sealing of heated air source chamber composition; Described thermopair is attached to glass outer side and fully contacts with glass; Described adiabatic soft board is attached to thermopair opposite side; Described temperature test analytical equipment is connected with thermopair by wire.
2. glass heat property tester according to claim 1, is characterized in that, also comprises hotair chamber; Described hotair chamber is connected with heated air source chamber by flexible pipe.
3. glass heat property tester according to claim 2, is characterized in that, described hotair chamber is thermostat water bath.
4. glass heat property tester according to claim 3, is characterized in that, also comprises air drying chamber; Described air drying chamber one end is connected with hotair chamber by flexible pipe; The described air drying chamber other end is connected with heated air source chamber by flexible pipe.
5. glass heat property tester according to claim 2, is characterized in that, described hotair chamber also comprises the first temperature sensor, the first heating rod; Described the first temperature sensor is positioned at air heat chamber interior; Described the first heating rod is positioned at air heat chamber interior.
6. glass heat property tester according to claim 1, is characterized in that, also comprises adiabatic soft board thimble, interface arrangement; Described interface arrangement is groove hollow shape; Described interface arrangement bottom is fixed on the sidewall of heated air source chamber; Described glass, thermopair, adiabatic soft board be all positioned at interface arrangement hollow recess inner and with interface arrangement top and bottom sidewall close contact; Adiabatic soft board is pushed down in described adiabatic soft board thimble one end; The described adiabatic soft board thimble other end is fixed on interface arrangement top.
7. glass heat property tester according to claim 1, is characterized in that, described temperature test analytical equipment comprises temperature acquisition and output unit, microcomputer, temperature indicator; Described temperature acquisition is connected with thermopair by wire with output unit; Described microcomputer is connected with output unit with temperature acquisition by wire; Described temperature indicator is connected with microcomputer by wire.
8. glass heat property tester according to claim 1, is characterized in that, described heated air source chamber also comprises the second temperature sensor, the second heating rod; Described the second temperature sensor is positioned at heated air source chamber interior; Described the second heating rod is positioned at heated air source chamber interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177469.8U CN203798759U (en) | 2014-04-11 | 2014-04-11 | Glass thermophysical property tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177469.8U CN203798759U (en) | 2014-04-11 | 2014-04-11 | Glass thermophysical property tester |
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| Publication Number | Publication Date |
|---|---|
| CN203798759U true CN203798759U (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420177469.8U Expired - Fee Related CN203798759U (en) | 2014-04-11 | 2014-04-11 | Glass thermophysical property tester |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891257A (en) * | 2016-05-27 | 2016-08-24 | 天津市建筑材料产品质量监督检测中心 | Device and method for rapidly detecting heat transfer coefficient of glass based on unsteady-state heat transfer technology |
| CN106053525A (en) * | 2016-05-27 | 2016-10-26 | 天津市建筑材料产品质量监督检测中心 | Method for quickly detecting glass heat transfer coefficient based on unsteady state heat transfer technology |
| CN107727692A (en) * | 2017-09-06 | 2018-02-23 | 珠海彩珠实业有限公司 | A kind of device and its detection method for detecting vacuum glass vacuum |
| CN108051476A (en) * | 2017-12-07 | 2018-05-18 | 中国科学院工程热物理研究所 | 3 ω thermal physical property measuring devices of self and method based on sapphire substrates |
| CN112932201A (en) * | 2021-03-09 | 2021-06-11 | 重庆交通大学 | Glass material's show stand |
| CN113933342A (en) * | 2021-09-03 | 2022-01-14 | 华中科技大学 | Rapid inspection device and method for heat insulation performance of heat insulation bottle for logging instrument |
-
2014
- 2014-04-11 CN CN201420177469.8U patent/CN203798759U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891257A (en) * | 2016-05-27 | 2016-08-24 | 天津市建筑材料产品质量监督检测中心 | Device and method for rapidly detecting heat transfer coefficient of glass based on unsteady-state heat transfer technology |
| CN106053525A (en) * | 2016-05-27 | 2016-10-26 | 天津市建筑材料产品质量监督检测中心 | Method for quickly detecting glass heat transfer coefficient based on unsteady state heat transfer technology |
| CN107727692A (en) * | 2017-09-06 | 2018-02-23 | 珠海彩珠实业有限公司 | A kind of device and its detection method for detecting vacuum glass vacuum |
| CN108051476A (en) * | 2017-12-07 | 2018-05-18 | 中国科学院工程热物理研究所 | 3 ω thermal physical property measuring devices of self and method based on sapphire substrates |
| CN112932201A (en) * | 2021-03-09 | 2021-06-11 | 重庆交通大学 | Glass material's show stand |
| CN113933342A (en) * | 2021-09-03 | 2022-01-14 | 华中科技大学 | Rapid inspection device and method for heat insulation performance of heat insulation bottle for logging instrument |
| CN113933342B (en) * | 2021-09-03 | 2022-07-12 | 华中科技大学 | Rapid inspection device and method for heat insulation performance of heat insulation bottle for logging instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20150411 |
|
| EXPY | Termination of patent right or utility model |