CN217605130U - Device suitable for measuring radiation intensity of parts at different angles - Google Patents
Device suitable for measuring radiation intensity of parts at different angles Download PDFInfo
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- CN217605130U CN217605130U CN202123050249.8U CN202123050249U CN217605130U CN 217605130 U CN217605130 U CN 217605130U CN 202123050249 U CN202123050249 U CN 202123050249U CN 217605130 U CN217605130 U CN 217605130U
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Abstract
The utility model relates to a be suitable for different angle radiation intensity measuring device of spare part, it includes: the heater is used for controlling the temperature field of the sample to be detected; the active double-laser temperature measurement module is used for measuring the surface temperature of the sample; the broadband infrared radiometer is used for measuring the infrared radiation intensity of a sample to be measured; the surface source black body is used for calibrating the responsivity of the infrared radiometer; the first large-stroke mobile platform is used for two-dimensional movement of the active double-laser temperature measurement module in the horizontal and vertical directions; the third large-stroke mobile platform is used for planar two-dimensional movement of the infrared radiometer; the rotating platform is used for realizing 180-degree range rotation of the heater; the signal acquisition and processing module is used for collecting temperature measurement signals and infrared radiation intensity measurement signals; and the limiting diaphragm is used for reducing the influence of stray light on the radiation intensity measurement. The utility model discloses develop the infrared radiation intensity measurement of different angles and directly obtain the part surface temperature measurement that awaits measuring through non-contact temperature measurement method under the condition of not destroying spare part surface characteristic.
Description
Technical Field
The utility model relates to an infrared radiation technical field especially relates to a be suitable for different angle radiation intensity measuring device of spare part.
Background
The importance of infrared radiation intensity in the fields of modern industry, scientific research, new energy and daily life is increasingly remarkable, the research on the accurate measurement of the infrared radiation intensity of an object at the level of a part is gradually concerned, and the change rule of the radiation intensity of the part at different angles is gradually emphasized along with the continuous deepening of related research.
The technical difficulties of measuring the infrared radiation intensity are more, and mainly include: the measurement of the real temperature of the surface of the part, the influence of external stray radiation on the measurement result and the response characteristic of a radiometer for directly measuring the radiation intensity. In addition, if the radiation intensity measurement at different angles needs to be performed, the influence of the numerical difference of the radiation intensity at different angles on the measurement needs to be solved.
Therefore, it is necessary to provide a device suitable for measuring the radiation intensity of the component at different angles, so as to realize the accurate measurement of the infrared radiation intensity of the component-level object at different angles.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be suitable for different angle radiation intensity measuring device of spare part to realize the measurement of the different angle infrared radiation intensity of spare part
In order to achieve the above object, an apparatus for measuring radiation intensity of a component at different angles comprises:
the heater is used for controlling the temperature field of the sample to be detected;
the active double-laser temperature measurement module is used for measuring the surface temperature of a sample to be measured;
the broadband infrared radiometer is used for measuring the infrared radiation intensity of a sample to be measured;
the surface source black body is used for calibrating the responsivity of the broadband infrared radiometer;
the first large-stroke mobile platform is used for two-dimensional movement of the active double-laser temperature measurement module in the horizontal and vertical directions;
the second large-stroke moving platform is used for two-dimensional movement of the infrared radiometer on a horizontal plane;
a rotary table for rotating the heater within a range of 180 °;
the limiting diaphragm is used for reducing the influence of stray light on the radiation intensity measurement;
and the signal acquisition and processing module is used for collecting temperature measurement signals and infrared radiation intensity measurement signals.
The working temperature range of the heater is 600-1500 ℃, a heating body of the heater is made of high-temperature-resistant heating materials such as high-temperature ceramics and the like, and the heater comprises an auxiliary temperature field uniform structure and is matched with a control system to control the lifting temperature and the constant temperature process of the heater.
The active double-laser temperature measurement module comprises two laser light sources with different wavelengths, two corresponding wavelength detectors, an optical signal transmission assembly and a calibration source.
Wherein, infrared imaging module includes thermal infrared imager, and the working spectral range: 1-25 microns and is provided with a signal transmission interface.
The broadband infrared radiometer has the function of adjusting the angle of a view field, the measuring distance range is 1-200m, the detection spectrum range is 1-25 microns, and a matched cooling system is used for maintaining the temperature of a detector in the device to be stable.
The working temperature range of the surface source black body is 50-550 ℃, the area of the radiation source is not less than 100mm multiplied by 100mm, and the temperature uniformity of the radiation source is better than 2 ℃/30 minutes.
The positioning accuracy of the first large-stroke mobile platform is higher than 0.1mm, the stroke in the horizontal direction is not less than 1m, the stroke in the vertical direction is not less than 0.2m, the bearing capacity is greater than 20kg, and the first large-stroke mobile platform has two working modes of manual operation and electric control operation.
The positioning precision of the second large-stroke mobile platform is higher than 0.1mm, the direction strokes in two directions of a horizontal plane are not less than 1m, the bearing capacity is greater than 35kg, and the second large-stroke mobile platform has two working modes of manual operation and electric control.
The rotating platform can rotate 360 degrees, the positioning accuracy is higher than 0.1 degree, the bearing capacity is larger than 40kg, and the rotating platform has two working modes of manual operation and electric control.
The diameter of the opening of the limiting diaphragm is 100 mm-500 mm, and a high-absorptivity layer is sprayed outside the limiting diaphragm and used for reducing the influence of stray light on radiation intensity measurement.
By the aforesaid the utility model discloses a be suitable for different angle radiation intensity measuring device technical scheme of spare part and can see out, the utility model discloses a system core is constituteed and is mainly included: the device comprises an active laser temperature measurement module, an infrared radiation intensity detection module, a heater, a calibration source and a mobile platform, wherein the mobile platform comprises a translation table and a rotating table. The active laser temperature measurement module can determine the surface temperature of the part, the infrared radiation intensity detection module can measure the radiation intensity of the part, and the rotary table and the second moving platform are matched for use, so that the radiation intensity of different parts at different angles can be measured.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the device suitable for measuring the radiation intensity of different angles of the component of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or coupled. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
In order to facilitate understanding of the embodiments of the present invention, the following description will be given by taking specific embodiments as examples with reference to the accompanying drawings.
Fig. 1 is a device suitable for measuring radiation intensity of different angles of a component according to an embodiment of the present invention. As shown in fig. 1, the temperature measuring device includes: the heater is used for heating and cooling the sample to be detected and controlling a steady-state temperature field; the active double-laser temperature measurement module is used for measuring the surface temperature of the sample; the broadband infrared radiometer is used for measuring the infrared radiation intensity of a sample to be measured; the surface source black body is used for calibrating the responsivity of the infrared radiometer; the first large-stroke mobile platform (also called as a first translation platform) is used for two-dimensional movement of the active double-laser temperature measurement module to obtain the surface average temperature of the sample to be measured; a second large-stroke moving platform (also called as a second translation platform) for two-dimensional horizontal movement of the infrared radiometer; the rotating platform is used for rotating the heater within the range of 180 degrees (namely, the parts to be measured rotate at different angles); the signal acquisition and processing module is used for collecting temperature measurement signals and infrared radiation intensity measurement signals; and the limiting diaphragm is used for reducing the influence of stray light on the radiation intensity measurement.
The working temperature range of the heater is 600-1500 ℃, a heating body of the heater is made of high-temperature-resistant heating materials such as high-temperature ceramics and the like, the heater comprises an auxiliary temperature field uniform structure, and a control system is matched to control the lifting temperature and the constant temperature process of the heater; the active double-laser temperature measurement module comprises two laser light sources with different wavelengths, two corresponding wavelength detectors, an optical signal transmission assembly and a calibration source, and the working temperature range is 600-1500 ℃; the broadband infrared radiometer has the function of adjusting the angle of a view field, the measuring distance range is 1-200m, the detection spectrum range is 1-25 microns, and a matched cooling system maintains the temperature of a detector in the device to be stable; the working temperature range of the surface source black body is 50-550 ℃, the area of the radiation source is not less than 100mm multiplied by 100mm, and the temperature uniformity of the radiation source is better than 2 ℃/30 minutes; the positioning accuracy of the first large-stroke mobile platform is higher than 0.1mm, the stroke in the horizontal direction is not less than 1m, the stroke in the vertical direction is not less than 0.2m, the bearing capacity is greater than 20kg, and the first large-stroke mobile platform has two working modes of manual operation and electric control operation; the positioning precision of the second large-stroke mobile platform is higher than 0.1mm, the stroke in the horizontal direction is not less than 1m, the bearing capacity is greater than 35kg, and the second large-stroke mobile platform has two working modes of manual operation and electric control; the rotating platform can rotate by 360 degrees, the positioning precision is higher than 0.1 degree, the bearing capacity is larger than 40kg, and the rotating platform has two working modes of manual operation and electric control; the diameter of the opening of the limiting diaphragm is 100 mm-500 mm, and a high-absorptivity layer is sprayed outside the limiting diaphragm and used for reducing the influence of stray light on radiation intensity measurement.
And starting the active temperature measurement calibration source, moving the active double-laser measurement module to the horizontal position 2, carrying out a calibration experiment of an instrument constant C of the active double-laser measurement module, and moving the active double-laser measurement module to the horizontal position 3 to carry out surface temperature measurement of the part to be measured based on the obtained instrument constant.
The infrared radiation intensity detection module is moved to the horizontal position 1, so that the blackbody plane source is in the visual field (but does not fill the visual field), and the spectral responsivity of the blackbody plane source is calibrated.
And starting the heater, and controlling the heater by using the first controller to stabilize the part to be measured near a certain temperature.
And controlling the first mobile platform by using a third controller, moving the active double-laser measuring module to the horizontal position 3, and measuring the temperature of the surface of the part to be measured.
Controlling the first mobile platform by using a third controller to move the active double-laser measuring module to a horizontal position 2; and the fourth controller is utilized to control the second mobile platform to move the infrared radiation intensity detection module to the horizontal position 3, so that the part to be detected is completely positioned in the field of view of the infrared radiation intensity detection module, the infrared radiation intensity measurement at the temperature is carried out, and the spectral radiation intensity of the part to be detected is obtained. Furthermore, the spectral radiation intensity can be integrated in a mobile waveband, and the corresponding integrated spectral radiation intensity can be obtained.
And controlling the rotation of the rotating platform by using the second controller, and repeating the measurement process to obtain the infrared radiation intensity measurement results of the part to be measured at different angles. It should be noted that, as the angle changes, the intensity value of the part to be detected along the horizontal position 3 changes, and at this time, the infrared radiation intensity detection module needs to move back and forth at the horizontal position 3 to ensure that the response of the detector is in a proper interval.
The utility model provides a be suitable for different angle radiation intensity measuring device of spare part mainly includes: a heater; an active double-laser temperature measurement module; a broadband infrared radiometer; a surface source black body; a first large-stroke mobile platform; a second large-stroke moving platform; a rotating table; and the signal acquisition and processing module. Through the application of the active dual-wavelength temperature measurement module, the emissivity-free measurement of the surface temperature of the part to be measured can be realized, the surface temperature field of the part is not damaged, and the infrared radiation intensity at the temperature is measured by using an infrared radiometer. The cooperation of revolving stage and second moving platform is used, can measure the radiation intensity of different spare part different angles.
It will be appreciated by those skilled in the art that the foregoing types of applications are merely exemplary, and that other types of applications, whether presently existing or later to be developed, such as may be suitable for use with the embodiments of the present invention, are also intended to be encompassed within the scope of the present invention and are hereby incorporated by reference.
It will be appreciated by those skilled in the art that the number of various elements shown in fig. 1 for simplicity only may be less than that in an actual system, but such omissions are clearly not to be considered as a prerequisite for a clear and complete disclosure of embodiments of the invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An apparatus suitable for measuring radiation intensity of parts at different angles, comprising: the heater is used for controlling the temperature field of the sample to be detected; the active double-laser temperature measurement module is used for measuring the surface temperature of the sample; the broadband infrared radiometer is used for measuring the infrared radiation intensity of a sample to be measured; the surface source black body is used for calibrating the responsivity of the infrared radiometer; the method is characterized in that: the first large-stroke mobile platform is used for two-dimensional movement of the active double-laser temperature measurement module in the horizontal and vertical directions; the second large-stroke moving platform is used for the two-dimensional movement of the broadband infrared radiometer on a horizontal plane; a rotary table for rotating the heater within a range of 180 °; the limiting diaphragm is used for reducing the influence of stray light on the radiation intensity measurement; and the signal acquisition and processing module is used for collecting temperature measurement signals and infrared radiation intensity measurement signals.
2. The device according to claim 1, wherein the operating temperature of the heater is 600-1500 ℃, the heating body of the heater is made of high temperature resistant heating materials such as high temperature ceramics, and the like, and the device comprises an auxiliary temperature field uniform structure and is matched with a control system to control the lifting temperature and the constant temperature process of the heater.
3. The apparatus of claim 1, wherein the active dual laser thermometry module comprises two laser light sources of different wavelengths and corresponding two wavelength detectors, an optical signal transmission assembly, and a calibration source.
4. The device of claim 1, wherein the broadband infrared radiometer has a field angle adjustable function, a measuring distance range of 1-200m, a detection spectrum range of 1-25 μm, and a temperature reduction system is matched to maintain the temperature of the detector inside the device stable.
5. The device of claim 1, wherein the operating temperature of the plane source black body is 50-550 ℃, the area of the radiation source is not less than 100mm x 100mm, and the temperature uniformity of the radiation source is better than 2 ℃/30 minutes.
6. The device according to claim 1, characterized in that the positioning accuracy of the first large-stroke mobile platform is higher than 0.1mm, the stroke in the horizontal direction is not less than 1m, the stroke in the vertical direction is not less than 0.2m, the bearing capacity is more than 20kg, and the device has two working modes of manual operation and electric control operation.
7. The device according to claim 1, wherein the positioning accuracy of the second large-stroke moving platform is higher than 0.1mm, the direction stroke in two directions of a horizontal plane is not less than 1m, the bearing capacity is more than 35kg, and the device has two working modes of manual operation and electric control.
8. The device according to claim 1, characterized in that said rotating table can rotate 360 °, with a positioning precision higher than 0.1 ° and a load-bearing capacity higher than 40kg, with both manual and electric modes of operation.
9. The apparatus of claim 1, wherein the limiting diaphragm aperture is 100mm to 500mm in diameter and is externally coated with a high absorptivity coating to reduce the effect of stray light on the radiation intensity measurement.
10. The device of claim 1, further comprising a signal acquisition and processing module for collecting the measurement signals and providing the intensity of the infrared radiation at the specific surface temperature of the component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123050249.8U CN217605130U (en) | 2021-12-07 | 2021-12-07 | Device suitable for measuring radiation intensity of parts at different angles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123050249.8U CN217605130U (en) | 2021-12-07 | 2021-12-07 | Device suitable for measuring radiation intensity of parts at different angles |
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| CN217605130U true CN217605130U (en) | 2022-10-18 |
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| CN202123050249.8U Active CN217605130U (en) | 2021-12-07 | 2021-12-07 | Device suitable for measuring radiation intensity of parts at different angles |
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- 2021-12-07 CN CN202123050249.8U patent/CN217605130U/en active Active
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