CN103267774A - Pipe thermal conductivity tester and test method - Google Patents
Pipe thermal conductivity tester and test method Download PDFInfo
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- CN103267774A CN103267774A CN2013101583671A CN201310158367A CN103267774A CN 103267774 A CN103267774 A CN 103267774A CN 2013101583671 A CN2013101583671 A CN 2013101583671A CN 201310158367 A CN201310158367 A CN 201310158367A CN 103267774 A CN103267774 A CN 103267774A
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Abstract
The invention provides a pipe thermal conductivity tester and a test method, belonging to a pipe performance testing technology field. The tester comprises a test host, wherein a touch screen and a sample tubing carriage are arranged on the test host, a temperature sensor I and a temperature sensor II are further arranged on the test host, a power supply module and a control module for supplying power are arranged in the test host, the temperature sensors I and II are connected with the control module by signal, simple tubing is arranged on the sample tubing carriage, the temperature sensor I is connected with the sample tubing, and the temperature sensor II are arranged in the surrounding environment of the sample tubing. The tester of the invention has advantages of simple structure, convenient operation and low cost. Thermal conductivity of sample tubing can be tested by the tester, and the tester solves the problem that thermal conductivity of the current plastic tubing cannot be tested, and can conveniently, scientifically and visually detect product performances in a production process for an enterprise. The technology fills a domestic blank, and is suitable for popularization and application.
Description
Technical field
The invention belongs to the pipe performance technical field of measurement and test, be specifically related to a kind of tubing heat conductivility tester and method of testing that hyperbolic curve shows that have.
Background technology
The heat conductivility of present known plastic pipe detects does not still have national standard, does not have special checkout equipment yet; Still do not have science during enterprise produces, method and suitable device detect the heat conductivility of tubing easily, in the tubing production testing course of work, how to make things convenient for, detect intuitively the heat conductivility of tubing, the heat conductivility that is short of in the comprehensive description to pipe performance define item, for tubing manufacturer to the pipe performance description standardization, therefore designing a kind of tester for test tubing heat conductivility and method of testing is one of problem anxious to be solved at present.
Summary of the invention
At the problems referred to above that exist in the present plastic pipe testing process, the present invention design provides a kind of convenience, has had tubing heat conductivility tester and a method of testing that hyperbolic curve shows intuitively.
Described a kind of tubing heat conductivility tester, comprise Test Host, it is characterized in that on the described Test Host touch-screen being set, the Test Host top is equipped with a pair of coupon pallet, temperature sensor I and temperature sensor II also are set on the Test Host, be provided for providing power module and the control module of power supply in the Test Host, described temperature sensor I is signal with temperature sensor II and control module and is connected, place sample tubing on the described coupon pallet, the temperature sensor I is connected with sample tubing, and the temperature sensor II is placed in the surrounding environment of sample tubing.
Described a kind of tubing heat conductivility tester, it is characterized in that described sample tubing one end sealing, other end termination is equipped with internal thread, is equipped with on the described temperature sensor I and is with externally threaded sealing plug, and sealing plug closely is connected by screw thread with sample tubing termination.
Described a kind of tubing heat conductivility tester is characterized in that in the described sample tubing zero degree medium being housed, and this zero degree medium is 0 ℃ salt solution.
Described a kind of tubing heat conductivility method of testing is characterized in that comprising the steps:
1) Test Host is placed in the isoperibol, to the Test Host energising, treats that the touch-screen start finishes, enter operation interface, touch the experiment stop button, confirm normal halted state;
2) the zero degree medium is poured in the sample tubing that an end sealed, insert in the sample tubing pipe temperature sensor I and screwing hermetic, again sample tubing is placed on the coupon pallet of Test Host, the temperature sensor II is put in coupon pallet below and knocking in air, imports title, specification, the numbering of this sample tubing, checker's information respectively at the touch screen interface Option Box;
3) press the on-test button at touch screen interface, temperature sensor I and temperature sensor II begin to measure temperature and the environment temperature of zero degree medium in the sample tubing respectively, record two groups of temperature datas and show two temperature curves, and demonstration record time on-test, temperature at the zero degree medium is identical with environment temperature, when two temperature curves overlap, finishes test by the off-test button, show the record off-test time, obtain simultaneously and show testing total time number;
Test period when 4) two temperature curves that obtained by step 3) overlap, the heat conductivility of judgement tubing.
Described a kind of tubing heat conductivility method of testing is characterized in that temperature is 20-25 ℃ in the described isoperibol of step 1).
Described a kind of tubing heat conductivility method of testing is characterized in that step 2) described zero degree medium is 0 ℃ salt solution.
By adopting above-mentioned technology, compared with prior art, beneficial effect of the present invention is as follows:
1) the present invention is by adopting the tester of design voluntarily, and it is made of Test Host, the coupon pallet of two temperature sensors, band touch-screen, and it is simple in structure, easy to operate, easy to maintenance, and production cost is low, is suitable for suitability for industrialized production and uses;
2) temperature of tester of the present invention temperature sensor insertion sample tubing build-in test zero degree medium when work, another temperature sensor is put in test environment temperature in the other air of sample tubing, signal to the mode of calculating demonstration, record with the touch screen program instrument is tested, when both temperature is identical, stop test, obtain the heat conductivility of respective samples tubing, simple to operate during its work, reliable, man-machine interface close friend, data, figure, record key element Pass Test job requirement;
3) the present invention is by adopting above-mentioned technology, solved the problem that the plastic pipe product heat conductivility of present existence can't be tested, make that enterprise can make things convenient in process of production, science, testing product performance intuitively, this technology has been filled up domestic blank, is suitable for applying.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the figure: 1-Test Host, 2-coupon pallet, 3-temperature sensor I, 4-touch-screen, 5-temperature sensor II.
Embodiment
The invention will be further described below in conjunction with Figure of description:
As shown in Figure 1, a kind of tubing heat conductivility tester, comprise Test Host 1, on the described Test Host 1 touch-screen 4 is set, touch-screen 4 is used for operating and controlling when heat conductivility is tested, touch-screen 4 is provided with on-test button, off-test button, button is set, refresh button, history curve button, data derive buttons such as button, real-time status button, system specialization button, is convenient to operation; Described Test Host 1 top is equipped with a pair of coupon pallet 2, be used for placing sample tubing, temperature sensor I 3 and temperature sensor II 5 also are set on the Test Host 1, be provided for providing power module and the control module of power supply in the Test Host 1, described temperature sensor I 3 is signal with temperature sensor II 5 and control module and is connected, wherein temperature sensor I 3 is connected with sample tubing, temperature sensor II 5 is placed in the surrounding environment of sample tubing, described sample tubing one end sealing, other end termination is equipped with internal thread, be equipped with on the described temperature sensor I 3 and be with externally threaded sealing plug, sealing plug closely is connected by screw thread with sample tubing termination, the zero degree medium is housed in the sample tubing, this zero degree medium is 0 ℃ salt solution, also can be other similar media, this temperature sensor I 3 is used for the temperature of tested media, because the heat transfer effect of temperature, can carry out heat transmission by sample tubing between zero degree medium and the environment in the sample tubing, identical until internal and external temperature, the time length required according to temperature variation is judged the heat conductivility good job of this sample tubing;
By adopting tubing heat conductivility tester test tubing heat conductivility of the present invention, concrete grammar comprises the steps:
1) Test Host 1 is placed in the isoperibol, is generally 20-25 ℃, give Test Host 1 energising, treat that touch-screen 4 starts finish, enter operation interface, touch the experiment stop button, confirm normal halted state;
2) with the zero degree medium, be generally 0 ℃ salt solution or other media, pour in the sample tubing that an end sealed, insert in the sample tubing pipe temperature sensor I 3 and screwing hermetic, again sample tubing is placed on the coupon pallet 2 of Test Host 1, temperature sensor II 5 is put in coupon pallet 2 belows and knocking in air, imports title, specification, the numbering of this sample tubing, checker's information respectively at touch-screen 4 Interface Options frames, and preserve;
3) press the on-test button at touch-screen 4 interfaces, because medium temperature is different with environment temperature, according to heat transfer effect, temperature can slowly rise in the medium, last identical with environment temperature, temperature sensor I 3 and temperature sensor II 5 begin to measure temperature variation and the variation of ambient temperature of zero degree medium in the sample tubing respectively, record two groups of temperature datas and show two temperature curves, and demonstration record time on-test, temperature at the zero degree medium is identical with environment temperature, when two temperature curves overlap, finishes test by the off-test button, show the record off-test time, obtain simultaneously and show testing total time number;
Test period when 4) two temperature curves that obtained by step 3) overlap, the heat conductivility of judgement tubing, the time heat conductivility of more long explanation sample tubing is poor, its good heat conductivity of short explanation of time.
In process of the test, can also carry out following operation, by the on-test button, on-test and record data and demonstration curve show record time on-test, by the off-test button, show the record off-test time, obtain simultaneously and show testing total time number; By button is set, the demonstration data query time period arranges the interface, and the time period of the data that inquire about can be set; By refresh button, show the data of the time period that has arranged; Press the history curve button, show and established the temperature curve of time period; Press arbitrfary point on the curve, show the interior temperature of time, pipe, the environment temperature of arbitrfary point; Derive button by data, the data that inquire can be exported to USB flash disk; By the real-time status button, get back to the operation display interface; By the system specialization button, display operation, the teachings book is set.
The tester that the present invention designs voluntarily, it is made of Test Host, the coupon pallet of two temperature sensors, band touch-screen, and it is simple in structure, easy to operate, easy to maintenance, and production cost is low, is suitable for suitability for industrialized production and uses; Heat conductivility by this tester test sample tubing, solved the problem that the plastic pipe product heat conductivility of present existence can't be tested, make that enterprise can make things convenient in process of production, science, testing product performance intuitively, this technology has been filled up domestic blank, is suitable for applying.
Claims (6)
1. tubing heat conductivility tester, comprise Test Host (1), it is characterized in that arranging on the described Test Host (1) touch-screen (4), Test Host (1) top is equipped with a pair of coupon pallet (2), temperature sensor I (3) and temperature sensor II (5) also are set on the Test Host (1), be provided for providing power module and the control module of power supply in the Test Host (1), described temperature sensor I (3) is signal with temperature sensor II (5) with control module and is connected, described coupon pallet (2) is gone up and is placed sample tubing, temperature sensor I (3) is connected with sample tubing, and temperature sensor II (5) is placed in the surrounding environment of sample tubing.
2. a kind of tubing heat conductivility tester according to claim 1, it is characterized in that described sample tubing one end sealing, other end termination is equipped with internal thread, be equipped with on the described temperature sensor I (3) and be with externally threaded sealing plug, sealing plug closely is connected by screw thread with sample tubing termination.
3. a kind of tubing heat conductivility tester according to claim 1 is characterized in that in the described sample tubing zero degree medium being housed, and this zero degree medium is 0 ℃ salt solution.
4. a tubing heat conductivility method of testing is characterized in that comprising the steps:
1) Test Host (1) is placed in the isoperibol, gives Test Host (1) energising, treat that touch-screen (4) start finishes, enter operation interface, touch the experiment stop button, confirm normal halted state;
2) the zero degree medium is poured in the sample tubing that an end sealed, insert in the sample tubing pipe temperature sensor I (3) and screwing hermetic, again sample tubing is placed on the coupon pallet (2) of Test Host (1), temperature sensor II (5) is put in coupon pallet (2) below and knocking in air, imports title, specification, the numbering of this sample tubing, checker's information respectively at touch-screen (4) Interface Options frame;
3) press the on-test button at touch-screen (4) interface, temperature sensor I (3) and temperature sensor II (5) begin to measure temperature and the environment temperature of zero degree medium in the sample tubing respectively, record two groups of temperature datas and show two temperature curves, and demonstration record time on-test, temperature at the zero degree medium is identical with environment temperature, article two, when temperature curve overlaps, finish test by the off-test button, show the record off-test time, obtain simultaneously and show testing total time number;
Test period when 4) two temperature curves that obtained by step 3) overlap, the heat conductivility of judgement tubing.
5. a kind of tubing heat conductivility method of testing according to claim 4 is characterized in that temperature is 20-25 ℃ in the described isoperibol of step 1).
6. a kind of tubing heat conductivility method of testing according to claim 4 is characterized in that step 2) described zero degree medium is 0 ℃ salt solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310158367.1A CN103267774B (en) | 2013-05-02 | 2013-05-02 | A kind of pipe thermal conductivity tester and method of testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310158367.1A CN103267774B (en) | 2013-05-02 | 2013-05-02 | A kind of pipe thermal conductivity tester and method of testing |
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| Publication Number | Publication Date |
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| CN103267774A true CN103267774A (en) | 2013-08-28 |
| CN103267774B CN103267774B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310158367.1A Active CN103267774B (en) | 2013-05-02 | 2013-05-02 | A kind of pipe thermal conductivity tester and method of testing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535607A (en) * | 2014-12-04 | 2015-04-22 | 上海卫星装备研究所 | Method for semiquantitative rapid measurement of material thermal diffusion performance |
| CN107315028A (en) * | 2016-04-27 | 2017-11-03 | 航天晨光股份有限公司 | The Measurement and Control System and measuring method of metallic reflection type heat insulating block heat conductivility |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5193910A (en) * | 1990-11-02 | 1993-03-16 | Seiko Instruments, Inc. | Thermal analysis instrument |
| CN102520006A (en) * | 2011-11-09 | 2012-06-27 | 浙江大学 | Radial heat pipe type large-space transverse pipe outer surface air natural convection heat transfer experiment device |
-
2013
- 2013-05-02 CN CN201310158367.1A patent/CN103267774B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5193910A (en) * | 1990-11-02 | 1993-03-16 | Seiko Instruments, Inc. | Thermal analysis instrument |
| CN102520006A (en) * | 2011-11-09 | 2012-06-27 | 浙江大学 | Radial heat pipe type large-space transverse pipe outer surface air natural convection heat transfer experiment device |
Non-Patent Citations (1)
| Title |
|---|
| 张雷，李冬光: ""填充型高分子复合材料导热性能研究"", 《郑州大学学报（理学版）》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535607A (en) * | 2014-12-04 | 2015-04-22 | 上海卫星装备研究所 | Method for semiquantitative rapid measurement of material thermal diffusion performance |
| CN104535607B (en) * | 2014-12-04 | 2017-12-22 | 上海卫星装备研究所 | A kind of method that sxemiquantitative quickly measures material heat diffusivity energy |
| CN107315028A (en) * | 2016-04-27 | 2017-11-03 | 航天晨光股份有限公司 | The Measurement and Control System and measuring method of metallic reflection type heat insulating block heat conductivility |
| CN107315028B (en) * | 2016-04-27 | 2021-10-15 | 航天晨光股份有限公司 | Measurement control system and measurement method for heat conductivity of metal reflection type heat insulation block |
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| Publication number | Publication date |
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| CN103267774B (en) | 2015-09-09 |
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