CN202735281U - Thermal conductivity tester - Google Patents
Thermal conductivity tester Download PDFInfo
- Publication number
- CN202735281U CN202735281U CN 201220395335 CN201220395335U CN202735281U CN 202735281 U CN202735281 U CN 202735281U CN 201220395335 CN201220395335 CN 201220395335 CN 201220395335 U CN201220395335 U CN 201220395335U CN 202735281 U CN202735281 U CN 202735281U
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- hot plate
- cold drawing
- thermal conductivity
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- measuring apparatus
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Abstract
The utility model mainly relates to a thermal conductivity tester which mainly comprises a stainless steel box body. An electrical cylinder automatic lifting system is positioned in the box body, the electrical cylinder automatic lifting system is connected with an insulation and thermal insulation protection square box, production square box guide systems are arranged on two sides of the insulation and thermal insulation protection square box, a heat late component is arranged in the insulation and thermal insulation protection square box, a cold plate component is positioned under the heat plate component, a to-be-tested part is positioned between the heat plate component and the cold plate component, and a refrigeration system is positioned at the bottom in the stainless steel box body. The thermal conductivity tester has the advantages of being large in application range, high in test accuracy, simple to operate, attractive in appearance, suitable for being popularized and applied and the like.
Description
Technical field
The utility model relates to a kind of coefficient of heat conductivity detecting instrument that is incubated insulating material, is a kind of thermal conductivity measuring apparatus specifically.
Background technology
The protective heat plate method coefficient of heat conductivity detecting instrument of at present domestic production producer manufacturing mostly is double-test-piece, and hot and cold plate is vertically placed, and there is following problem in this kind structure:
1, in the double-test-piece, two specimen thickness maximum deviations 0.02, making has increased certain difficulty to test specimen;
When 2, the cold drawing temperature was lower than 0 ℃, the outer protection of hot and cold plate was difficult to reach actual demand, can't detect test specimen when the cold drawing lower temperature;
3, because hot and cold plate is vertically placed, can't detect the graininess insulation material with instrument.
And the instrument refrigeration system compressor all is fixed frequency, and consumed power is larger when making test specimen and detecting, and wastes energy.
Summary of the invention
Goal of the invention
For the problems referred to above, the utility model provides a kind of thermal conductivity measuring apparatus, detect single test specimen, not only can test plate test coupon, but also particle tested shape test specimen, clamping force of test piece is adjustable at random according to test specimen density, can test at a lower temperature (the cold drawing minimum temperature is-20 ℃), refrigeration compressor adopts the frequency modulation compressor, reduces energy resource consumption.
Technical scheme
A kind of thermal conductivity measuring apparatus, it is characterized in that: profile is rectangular parallelepiped, call and front Xiamen before comprising the stainless steel casing, be provided with the electric cylinder automatic lifting system in the casing, the electric cylinder automatic lifting system connects thermal insulation, insulation protection square chest and hot plate parts, adiabatic, insulation protection square chest both sides are protection square chest guidance system, adiabatic, insulation protection square chest inside is provided with the hot plate parts, hot plate parts below is the cold drawing parts, test specimen is positioned between hot plate parts and the cold drawing parts, and stainless steel casing inner bottom part also is provided with refrigeration system.
The hot plate member outer surface is provided with the hot plate muff, the metering heating is arranged on the hot plate components interior with platinum resistance and hot plate heating film, upper protection heating is arranged on hot plate parts middle part with platinum resistance, its top is upper protection heating film, hot plate component upper ends face is equipped with pulling force sensor, the pulling force sensor both sides are guidepost, and guidepost is fixed on the hot plate parts by the hot plate attachment screw.
The cold drawing feature bottom is provided with the cold drawing muff, cold drawing muff center upper portion is provided with substrate, the B.B.P left side is condensate outlet, the right side is the condensed fluid import, the inner axial positions of substrate is provided with the cold drawing platinum resistance, and the substrate below is provided with seal pad, and the seal pad below is provided with cover plate, the cover plate below is the cold drawing attachment screw, and condensed fluid import and condensate outlet are all fixing on the cover board by nut.
On the substrate with the double helix conduit.
Before catch, door lock are installed to the doorstep; Front Xiamen is equipped with mortise bolt; In short transverse, the size of calling is less than the Xiamen.
The compressor of refrigeration system is frequency-changeable compressor.
Advantage and effect
The utility model is a kind of thermal conductivity measuring apparatus, and its advantage and good effect are:
(1) test specimen is produced conveniently, produces cost low, and each test only needs a test specimen, need not to consider the thickness deviation problem of double-test-piece;
(2) the instrument scope of application is large, not only can do plate test coupon, and can make the graininess test specimen; Probe temperature not only satisfies the high temperature of hot plate, and the low temperature of cold drawing-20 ℃ also can adapt to;
(3) measuring accuracy improves, and hot and cold plate temperature field is more even, and adiabatic heat-insulation is rationally reliable, and clamping force of test piece is adjustable according to test specimen density, makes the heating power that participates in calculating more accurate;
(4) instrumentation is convenient, the hot plate automatic lifting, and the loading and unloading test specimen is convenient, and clamping force of test piece is chosen at random;
(5) clean and tidy, attractive in appearance, the environmental protection of casing outward appearance, tank material is stainless steel, ratio is moderate up and down.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is hot plate modular construction figure;
Fig. 3 is cold drawing modular construction figure;
Fig. 4 is substrate helicla flute planimetric map.
Description of reference numerals:
1. front Xiamen, front to the doorstep, 3. stainless steel casing, 4. electric cylinder automatic lifting system, 5. insulation, insulation protection square chest, 6. protect the square chest guidance system, 7. hot plate parts, 8. test specimen, 9. cold drawing parts, 10. refrigeration system, 701. hot plate muff, 702. metering heating platinum resistance, 703. hot plate heating film, 704. upper protection heating platinum resistance, 705. hot plate attachment screw, 706. upper protection heating film, 707. guidepost, 708. pulling force sensor, 901. condensed fluid import, 902. condensate outlet, 903. nut, 904. cover plate, 905. seal pad, 906. substrate, 907. cold drawing platinum resistance, 908. cold drawing attachment screw, 909. cold drawing muff.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described further:
The utility model is used for according to GB GB/T 10294-2008 " the mensuration protective heat plate method of Technology of Steady State Thermal Resistance of Thermal Insulating Material and related characteristics ".The thermal conductivity measuring apparatus of manufacturing under the temperature difference of the hot and cold plate of stipulating, detects the heat-insulation material coefficient of heat conductivity of coefficient of heat conductivity in 0.01～1W/(mk) scope.
The utility model is a kind of thermal conductivity measuring apparatus, Fig. 1 is structural representation of the present utility model, as shown in fig. 1, described thermal conductivity measuring apparatus, profile is rectangular parallelepiped, comprise stainless steel casing 3, tank material all is stainless steel, tank surface is all done anti-finger prints processing, front surface is installed lower two, namely before to the doorstep 2 and front Xiamen 1, be provided with electric cylinder automatic lifting system 4 in the casing, electric cylinder automatic lifting system 4 connects insulation, insulation protection square chest 5 and hot plate parts 7, insulation, insulation protection square chest 5 both sides are protection square chest guidance system 6, insulation, insulation protection square chest 5 inside are provided with hot plate parts 7, and hot plate parts 7 belows are cold drawing parts 9, test specimen 8 is positioned between hot plate parts 7 and the cold drawing parts 9, and stainless steel casing 3 inner bottom parts also are provided with refrigeration system 10.
As shown in Figure 2, hot plate parts 7 two sides are equipped with the hot plate muff 701 that thermal insulation material is made, the metering heating is arranged on the hot plate components interior with platinum resistance 702 and hot plate heating film 703, upper protection heating is arranged on hot plate parts middle part with platinum resistance 704, its top is upper protection heating film 706, hot plate component upper ends face is equipped with pulling force sensor 708, and the pulling force sensor both sides are guidepost 707, and guidepost 707 is fixed on the hot plate parts by hot plate attachment screw 705.
As shown in Figure 3, cold drawing parts 9 bottoms are provided with cold drawing muff 909, cold drawing muff center upper portion is provided with substrate 906, the B.B.P left side is condensate outlet 902, and the right side is condensed fluid import 901, and the inner axial positions of substrate is provided with cold drawing platinum resistance 907, substrate 906 belows are provided with seal pad 905, the seal pad below is provided with cover plate 904, and the cover plate below is cold drawing attachment screw 908, and condensed fluid import 901 is all fixed on the cover board by nut 903 with condensate outlet 902.
As shown in Figure 4, with the double helix conduit,, turnover is close to opposite direction so that flowing on the substrate 906.
Before to the doorstep 2 catch, door lock are installed; Front Xiamen 1 is equipped with mortise bolt; In short transverse, the size of calling is less than the Xiamen.
The compressor of refrigeration system 10 is frequency-changeable compressor.
The cold drawing parts 9 of this thermal conductivity measuring apparatus of the utility model, hot plate parts 7 levels are installed, and electric cylinder automatic lifting system 4 drives hot plate parts 7 automatic lifting, and hot plate parts 7 are installed in above the cold drawing parts 9, and heat is uploaded, and makes test structure more reasonable; Hot plate parts 7 are equipped with pulling force sensor 708, make clamping force of test piece adjustable, satisfy the test request of different densities test specimen; The hot plate components interior heating film heater strip according to certain rules circular arrangement that connects up makes the hot plate temperature more even; With the double helix conduit, so that turnover stream next-door neighbour, opposite direction makes cold drawing temperature field more even on the substrate 906 of cold drawing parts 9; Hot plate, cold drawing surface are all done adiabatic insulation and are processed, and increase and hot plate simultaneously thermal insulation, the insulation protection square chest of automatic lifting, make protection more reliable reasonable.
When the utility model uses:
1, pulling force sensor is installed, through the square hot plate of (anode) blackout, horizontal positioned, by the lifting of electric cylinder automatic lifting system control hot plate, is placed, clamp sample; The heater strip of the heating film of hot plate and upper protective shield is by a certain percentage relation, arrangement of curves; The outside surface of hot plate is installed the hot plate muff of being made by thermal insulation material; Adiabatic heat-insulation protection square chest and simultaneously lifting of hot plate; The temperature survey of hot plate is realized by platinum resistance.((anode) blackout is a kind of surface treatment method, and the processing rear surface is black)
2, the square cold drawing parts through (anode) blackout, horizontal positioned are fixed on the instrument, the position below the hot plate parts, cold drawing parts side, below do insulation and process, on the substrate of cold drawing parts with the double helix conduit, so that turnover stream next-door neighbour, opposite direction.
The utility model can be used for detecting the coefficient of heat conductivity of the heat-insulation material of coefficient of heat conductivity in 0.01～1W/(mk) scope.
Claims (6)
1. thermal conductivity measuring apparatus, it is characterized in that: profile is rectangular parallelepiped, comprise stainless steel casing (3), front to the doorstep (2) and front Xiamen (1), be provided with electric cylinder automatic lifting system (4) in the casing, electric cylinder automatic lifting system (4) connects adiabatic, insulation protection square chest (5) and hot plate parts (7), adiabatic, insulation protection square chest (5) both sides are protection square chest guidance system (6), adiabatic, insulation protection square chest (5) inside is provided with hot plate parts (7), hot plate parts (7) below is cold drawing parts (9), test specimen (8) is positioned between hot plate parts (7) and the cold drawing parts (9), and stainless steel casing (3) inner bottom part also is provided with refrigeration system (10).
2. thermal conductivity measuring apparatus according to claim 1 is characterized in that: hot plate parts (7)
Outside surface is provided with hot plate muff (701), the metering heating is arranged on the hot plate components interior with platinum resistance (702) and hot plate heating film (703), upper protection heating is arranged on hot plate parts middle part with platinum resistance (704), its top is upper protection heating film (706), hot plate component upper ends face is equipped with pulling force sensor (708), the pulling force sensor both sides are guidepost (707), and guidepost is fixed on the hot plate parts by hot plate attachment screw (705).
3. thermal conductivity measuring apparatus according to claim 1, it is characterized in that: cold drawing parts (9) bottom is provided with cold drawing muff (909), cold drawing muff center upper portion is provided with substrate (906), the B.B.P left side is condensate outlet (902), the right side is condensed fluid import (901), the inner axial positions of substrate is provided with cold drawing platinum resistance (907), substrate (906) below is provided with seal pad (905), the seal pad below is provided with cover plate (904), the cover plate below is cold drawing attachment screw (908), and condensed fluid import (901) is all fixing on the cover board by nut (903) with condensate outlet (902).
4. thermal conductivity measuring apparatus according to claim 3 is characterized in that: substrate (906) is upper with the double helix conduit.
5. thermal conductivity measuring apparatus according to claim 1 is characterized in that: front to the doorstep (2) are equipped with catch, door lock; Front Xiamen (1) is equipped with mortise bolt; In short transverse, the size of calling is less than the Xiamen.
6. thermal conductivity measuring apparatus according to claim 1, it is characterized in that: the compressor of refrigeration system (10) is frequency-changeable compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395335 CN202735281U (en) | 2012-08-10 | 2012-08-10 | Thermal conductivity tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395335 CN202735281U (en) | 2012-08-10 | 2012-08-10 | Thermal conductivity tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735281U true CN202735281U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220395335 Expired - Fee Related CN202735281U (en) | 2012-08-10 | 2012-08-10 | Thermal conductivity tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202735281U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175865A (en) * | 2013-04-10 | 2013-06-26 | 大连理工大学 | Device for testing effective thermal conductivity of hard carbon felt |
| CN103411996A (en) * | 2013-08-05 | 2013-11-27 | 电子科技大学 | Measuring equipment and measuring method for heat conductivity coefficients of solid materials |
| CN103529076A (en) * | 2013-10-31 | 2014-01-22 | 中国科学院寒区旱区环境与工程研究所 | Automatic temperature control device for measuring heat conductivity coefficient |
| CN105259206A (en) * | 2015-10-29 | 2016-01-20 | 河海大学 | Device and method for measuring heat conductivity coefficient reduction rate of concrete in uniaxial compression process |
| CN105974334A (en) * | 2016-08-02 | 2016-09-28 | 惠勇 | Testing system for LED lamp drive power source |
| CN109142431A (en) * | 2018-07-19 | 2019-01-04 | 芜湖籁余新能源科技有限公司 | A kind of Guarded hot plate heat conductivity measuring device |
| CN112033994A (en) * | 2020-11-06 | 2020-12-04 | 南京宏佳金属制品有限公司 | Building curtain wall material heat conductivity coefficient tester |
-
2012
- 2012-08-10 CN CN 201220395335 patent/CN202735281U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175865A (en) * | 2013-04-10 | 2013-06-26 | 大连理工大学 | Device for testing effective thermal conductivity of hard carbon felt |
| CN103411996A (en) * | 2013-08-05 | 2013-11-27 | 电子科技大学 | Measuring equipment and measuring method for heat conductivity coefficients of solid materials |
| CN103411996B (en) * | 2013-08-05 | 2016-03-02 | 电子科技大学 | Solid material heat conductivity measurement mechanism and measuring method |
| CN103529076A (en) * | 2013-10-31 | 2014-01-22 | 中国科学院寒区旱区环境与工程研究所 | Automatic temperature control device for measuring heat conductivity coefficient |
| CN105259206A (en) * | 2015-10-29 | 2016-01-20 | 河海大学 | Device and method for measuring heat conductivity coefficient reduction rate of concrete in uniaxial compression process |
| CN105259206B (en) * | 2015-10-29 | 2017-11-14 | 河海大学 | Measure the device and method of Failure under Uniaxial Compression concrete thermal conductivity factor rate of descent |
| CN105974334A (en) * | 2016-08-02 | 2016-09-28 | 惠勇 | Testing system for LED lamp drive power source |
| CN109142431A (en) * | 2018-07-19 | 2019-01-04 | 芜湖籁余新能源科技有限公司 | A kind of Guarded hot plate heat conductivity measuring device |
| CN112033994A (en) * | 2020-11-06 | 2020-12-04 | 南京宏佳金属制品有限公司 | Building curtain wall material heat conductivity coefficient tester |
| CN112033994B (en) * | 2020-11-06 | 2021-04-06 | 湖北省建筑材料节能检测中心有限公司 | Building curtain wall material heat conductivity coefficient tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZIWEI MACHINERY ELECTRONIC EQUIPMENT CO.,LTD. SHEN Free format text: FORMER OWNER: LI PAN Effective date: 20140724 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 110027 SHENYANG, LIAONING PROVINCE TO: 110114 SHENYANG, LIAONING PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140724 Address after: 110114 Liaoning province Shenyang City Yuhong District purple sand Street Jinling Road No. 5 Patentee after: Ziwei Machinery Electronic Equipment Co.,Ltd. Shenyang Address before: 110027 No. 4, 3, two street, Shenyang economic and Technological Development Zone, Liaoning, China Patentee before: Li Pan |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20170810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |