CN201974398U - Energy-saving thermal-insulation material thermal diffusivity detection device - Google Patents
Energy-saving thermal-insulation material thermal diffusivity detection device Download PDFInfo
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- CN201974398U CN201974398U CN2011200528851U CN201120052885U CN201974398U CN 201974398 U CN201974398 U CN 201974398U CN 2011200528851 U CN2011200528851 U CN 2011200528851U CN 201120052885 U CN201120052885 U CN 201120052885U CN 201974398 U CN201974398 U CN 201974398U
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Abstract
The utility model discloses an energy-saving thermal-insulation material thermal diffusivity detection device which mainly solves the problem that in the prior art, a device capable of detecting the thermal diffusivity of insulation material fast is lacked. The device is characterized in that an infrared thermal imager, an infrared lamp with adjustable heating power, a direct-current power supply and an industrial computer with built-in procedures are fixed on a platform trolley, wherein the direct-current power supply is formed by connecting direct-current storage batteries in parallel and provides work power supply for the infrared thermal imager, the infrared lamp and the industrial computer respectively; the signal output end of the infrared thermal imager is connected to the signal input end of the industrial computer through a cable; and the infrared thermal imager and the infrared lamp are connected to the platform trolley through connection supports respectively. The device has the characteristics of high detection efficiency and convenient operation, and is particularly suitable for promotion on construction sites.
Description
Technical field
The utility model relates to a kind of pick-up unit that is applied in the technical field of nondestructive testing, specifically, relates to a kind of device that the energy-saving and heat-insulating material coefficient of heat conductivity is detected.
Background technology
The heat-insulating property of energy-saving and heat-insulating material is the important indicator of building energy conservation engineering, and thermal diffusivity is the important thermophysical property of insulation material, also is to differentiate energy-saving and heat-insulating material performance quality and the construction party main sign of situation such as whether use inferior materials and turn out substandard goods.Therefore the thermal diffusivity that detects energy-saving and heat-insulating material also just becomes a kind of test index that can not lack.At present, existing thermal diffusivity assay method can be divided into stable state and unstable state two big classes according to the variation relation of temperature and time.It is reliable that steady state method has rationale, and the thermal diffusivity of acquisition is accurate, and shortcoming is more consuming time, and the working-yard is used inconvenient.Unstable state method Measuring Time is short, accurate, but is subjected to the restriction of measuring method, and temperature influence is bigger, is unfavorable for directly detecting apace and evaluation of construction quality.Therefore be badly in need of a kind of pick-up unit of convenient, fast, on-the-spot directly test energy-saving and heat-insulating material thermal diffusivity.
Summary of the invention
The technical matters that proposes in order to solve in the background technology, the utility model proposes a kind of novel device that the energy-saving and heat-insulating material coefficient of heat conductivity is detected, this energy-saving and heat-insulating material coefficient of heat conductivity pick-up unit utilizes infrared lamp to heat for insulation material as infrared heat source, export and be shown on the computing machine after obtaining Infrared Thermogram, temperature spot temperature on the reading images, calculate thermal diffusivity, at last output and display result.This pick-up unit is fixed on required detecting instrument and equipment on the transportable dolly, the position of infrared heat source and infrared thermography and angle all can be regulated in use, can realize quick and easy detection thermal diffusivity, judge energy-saving and heat-insulating material performance quality and construction party situation such as whether use inferior materials and turn out substandard goods.
The technical solution of the utility model is: this kind energy-saving and heat-insulating material thermal diffusivity pick-up unit, comprise a transportable flat bogie, at described flat bogie, on be fixed with infrared lamp, infrared thermal imager, industrial computer and the direct supply that is used to heat, wherein, described direct supply is formed after by the parallel connection of at least 2 direct-flow storage battery groups, is respectively described infrared lamp, infrared thermal imager and industrial computer working power is provided; Described industrial computer is exported control signal by the cable that is connected between unlike signal output, input terminal to described infrared lamp, regulates the heating power of described infrared lamp with realization, and receives the imaging signal that comes from described infrared thermal imager; Described infrared lamp all is fixed on the flat bogie by being connected support with infrared thermal imager, and described connection support constitutes by following hinged seat, middle hinged seat and after going up the hinged seat connection, is equipped with telescopic tube in the outside of last hinged seat.
In addition, also comprise a protective cover that is used for covering described infrared lamp and infrared thermal imager in the described pick-up unit.
The utlity model has following beneficial effect: the principle that the energy-saving and heat-insulating material coefficient of heat conductivity pick-up unit that the utility model proposed utilizes infra-red thermal imaging equipment can detect object surface temperature difference is made, can calculate the thermal diffusivity of detected energy-saving and heat-insulating material according to the temperature value of multiple spot and according to showing that Infrared Thermogram judges energy-saving and heat-insulating material performance quality and construction party situation such as whether use inferior materials and turn out substandard goods.Because the mode of this infrared detection does not need directly to contact testee, it is fast to have a detection speed, detects simple advantage.In addition, this device utilizes infrared lamp to heat for energy-saving and heat-insulating material as infrared heat source, and the heating power of infrared lamp can be regulated by industrial computer, make the temperature contrast of energy-conservation heat insulation material surface more obvious, survey heated energy-saving and heat-insulating material part with infrared thermal imager then, obtain behind the Infrared Thermogram output and be shown on the computing machine temperature spot temperature on the reading images, calculate thermal diffusivity, at last output and display result.During concrete enforcement, these detecting instruments and equipment are fixed on the transportable dolly, and infrared lamp and infrared thermal imager position and angle in use all can be regulated, realize thus to the energy-saving and heat-insulating material thermal diffusivity fast, directly, the Non-Destructive Testing of field engineering easily.The method cost is low, and is practical flexibly, provides an approach easily for detecting construction quality.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that the utility model has increased the structural representation behind the protective cover.
1-flat bogie among the figure, 2-direct supply, 3-industrial computer, 4-infrared lamp, 5-direct supply, hinged seat in the middle of the hinged seat under the 6-, 7-, the last hinged seat of 8-, 9-telescopic tube, 10-crash roll, 11-protective cover.
Embodiment
The invention will be further described below in conjunction with accompanying drawing: because infrared thermal imagery equipment can detect the temperature contrast on testee surface, therefore can calculate the energy-saving and heat-insulating material coefficient of heat conductivity according to these temperature, judge energy-saving and heat-insulating material performance quality and construction party situation such as whether use inferior materials and turn out substandard goods.Because infrared detection do not need directly to contact testee, therefore, can be fast, directly, the Non-Destructive Testing of field engineering easily.
As Fig. 1 in conjunction with shown in Figure 2, this kind of energy-saving and heat-insulating material coefficient of heat conductivity pick-up unit, main body is a transportable flat bogie 1, on described flat bogie 1, be fixed with the adjustable infrared lamp of heating power 4, infrared thermal imager 5, industrial computer 3 and direct supply 2, wherein, described direct supply 2 is formed after by the parallel connection of direct-flow storage battery group, is respectively described infrared lamp 4, infrared thermal imager 5 and industrial computer 3 working power is provided; The heating power adjusting of described infrared lamp 4 is sent instruction by industrial computer 3 signal output parts through cable connection infrared lamp 4 signal input parts and is realized; The signal output part of described infrared thermal imager 5 is connected to the signal input part of described industrial computer 3 through cable; Described infrared lamp 1 is connected on the flat bogie 1 by runing rest; Described infrared thermal imager 5 is connected on the flat bogie 1 by connecting support; under the obsolete situation of detecting instrument; described protective cover 11 covers infrared lamp 4; infrared thermal imager 5; by described telescopic tube 9 infrared lamp 4; infrared thermal imager 5 places on the crash roll 10, plays the effect of protection instrument.
This device carries out according to following steps in the specific implementation:
Step 1: flat bogie 1 is shifted onto by the energy-saving and heat-insulating material to be detected, regulated the anglec of rotation and the angle of inclination of the runing rest that links to each other with infrared lamp 4, the energy-saving and heat-insulating material part that infrared lamp 4 alignings will be heated.Step 2: start all devices power supply, pick-up unit is started working.Step 3: by observing the Infrared Thermogram that computing machine shows, infrared thermal imager 5 is aimed at energy-saving and heat-insulating material be heated part, be transferred to suitable detection mode and position, until seeing clearly infra-red thermal imaging figure.Step 4: temperature spot temperature on the computing machine meeting reading images, calculate thermal diffusivity, output at last is display result also, writes down the thermal diffusivity of this part.Step 5: the product parameters that the parameter that obtained and manufacturer are provided, the thermal diffusivity of regulation compare, as being lower than similar insulation material thermal diffusivity, can determine that detected energy-saving and heat-insulating material performance is low or the material reducing of being slacked off in work progress with this device gained detected value; As with this device gained detected value and the close nothing of similar insulation material thermal diffusivity big-difference too, can determine that detected energy-saving and heat-insulating material is functional.Step 6: promote flat bogie 1 and use and state bright can the continuation energy-saving and heat-insulating material the next position is detected, testing process is for repeating step 1 to step 5.
Claims (2)
1. energy-saving and heat-insulating material thermal diffusivity pick-up unit, comprise a transportable flat bogie (1), it is characterized in that: on described flat bogie (1), be fixed with the infrared lamp (4), infrared thermal imager (5), industrial computer (3) and the direct supply (2) that are used to heat, wherein, described direct supply (2) is formed after by the parallel connection of at least 2 direct-flow storage battery groups, is respectively described infrared lamp (4), infrared thermal imager (5) and industrial computer (3) working power is provided; Described industrial computer (3) is exported control signal by the cable that is connected between unlike signal output, input terminal to described infrared lamp (4), regulate the heating power of described infrared lamp (4) with realization, and receive the imaging signal that comes from described infrared thermal imager (5); Described infrared lamp (4) all is fixed on the flat bogie (1) by being connected support with infrared thermal imager (5), described connection support is by following hinged seat (6), middle hinged seat (7) and go up hinged seat (8) connection back formation, is equipped with telescopic tube (9) in the outside of last hinged seat (8).
2. a kind of energy-saving and heat-insulating material thermal diffusivity pick-up unit according to claim 1 is characterized in that: also comprise a protective cover (11) that is used for covering described infrared lamp (4) and infrared thermal imager (5) in the described pick-up unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200528851U CN201974398U (en) | 2011-03-02 | 2011-03-02 | Energy-saving thermal-insulation material thermal diffusivity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200528851U CN201974398U (en) | 2011-03-02 | 2011-03-02 | Energy-saving thermal-insulation material thermal diffusivity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974398U true CN201974398U (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200528851U Expired - Fee Related CN201974398U (en) | 2011-03-02 | 2011-03-02 | Energy-saving thermal-insulation material thermal diffusivity detection device |
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| CN (1) | CN201974398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076355A (en) * | 2012-12-31 | 2013-05-01 | 东华大学 | Method for representing far infra-red radiation performance of fabrics |
| CN106932434A (en) * | 2017-03-03 | 2017-07-07 | 武汉科技大学 | A kind of nanometer of method of the thermal conductivity factor of imaging technique measurement sample |
-
2011
- 2011-03-02 CN CN2011200528851U patent/CN201974398U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076355A (en) * | 2012-12-31 | 2013-05-01 | 东华大学 | Method for representing far infra-red radiation performance of fabrics |
| CN106932434A (en) * | 2017-03-03 | 2017-07-07 | 武汉科技大学 | A kind of nanometer of method of the thermal conductivity factor of imaging technique measurement sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20120302 |