CN211592962U - Infrared detection device utilizing electric pulse deicing excitation - Google Patents
Infrared detection device utilizing electric pulse deicing excitation Download PDFInfo
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- CN211592962U CN211592962U CN201922263199.8U CN201922263199U CN211592962U CN 211592962 U CN211592962 U CN 211592962U CN 201922263199 U CN201922263199 U CN 201922263199U CN 211592962 U CN211592962 U CN 211592962U
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Abstract
The utility model discloses an infrared detection device utilizing electric pulse deicing excitation, which comprises a spherical mechanism, a telescopic guide rail, a slide block capable of sliding along the direction of the guide rail, an infrared thermal imager and a wire coil, wherein the infrared thermal imager and the wire coil are arranged on the slide block; the wing structure comprises a wing cavity, a wing beam, a guide rail, a spherical mechanism, a plurality of lead coils, a plurality of lead wires and a plurality of lead rods, wherein the edge of the side part of the wing cavity is provided with a profiling wing beam edge strip, the plurality of lead coils are distributed on the wing beam edge strip, the bottom of the wing cavity is provided with the spherical mechanism, the guide rail is arranged in a space surrounded by the profiling wing beam edge strip, one end of the guide rail is arranged on the. The utility model has the advantages that: through guide rail and slider, can transport infrared thermal imager accuracy to each wire coil position, guaranteed the reliability of experimental data for experimental operation process is reasonable orderly more, uses single sharp scalable guide rail nimble, accurately to control guide rail flexible and moving direction, has also avoided excessively occupying wing inner chamber volume simultaneously.
Description
The technical field is as follows:
the utility model relates to an application field that deicing technique and infrared heat wave detected and combine together. And more particularly to an apparatus for de-icing and residual ice detection analysis using pulsed circuit excitation.
Background art:
when the airplane flies or stays in an icing environment, the body of the airplane can generate ice accumulation, the ice accumulation influences the flight performance of the airplane, and the airplane can be seriously damaged. The important significance of preventing and removing the ice of the airplane is particularly emphasized by a plurality of expert scholars on the first airworthiness technology and international conference for managing the airplane held in Beijing in 2018.
The electric pulse deicing system of the airplane is mainly used for the airplane with insufficient air entraining and low energy consumption, has high cost performance, and provides great economic benefits for cheap airplanes, special business machines, cheap aviation, military airplanes and the like. The detection of the ice accretion shape of the airplane is always the key content of the research in the field of airplane ice prevention and removal, and is the basis of the design and improvement of an airplane ice prevention and removal system.
Therefore, the project aims to integrate the two aspects of research and innovatively provide a device for integrating ice accumulation detection and ice prevention and removal.
The utility model has the following contents:
the utility model aims to provide an utilize electric pulse deicing excitation's infrared detection device.
The utility model provides a scheme that its technical problem adopted is an infrared detection device who utilizes electric pulse deicing excitation, its characterized in that: the infrared thermal imager comprises a spherical mechanism, a telescopic guide rail, a sliding block capable of sliding along the direction of the guide rail, an infrared thermal imager and a wire coil, wherein the infrared thermal imager and the wire coil are arranged on the sliding block; the wing structure comprises a wing cavity, a wing beam, a guide rail, a spherical mechanism, a plurality of lead coils, a plurality of lead wires and a plurality of lead rods, wherein the edge of the side part of the wing cavity is provided with a profiling wing beam edge strip, the plurality of lead coils are distributed on the wing beam edge strip, the bottom of the wing cavity is provided with the spherical mechanism, the guide rail is arranged in a space surrounded by the profiling wing beam edge strip, one end of the guide rail is arranged on the.
In one embodiment, the spherical mechanism comprises a hollow sphere, a solid sphere and a first driving part for driving the small solid sphere to rotate along the horizontal direction of the inner cavity of the wing, the solid sphere is arranged inside the hollow sphere, the first driving part is arranged at the top of the solid sphere, horizontal notches are formed in the side surfaces of the hollow sphere and the solid sphere, and one end of the guide rail penetrates through the horizontal notches and then is connected with the solid sphere.
In one embodiment, the wire coil is turned on by a pulse circuit to generate thermal excitation, the pulse circuit being mounted within the electrical box.
In one embodiment, the sensing element is mounted on the outside of the other end of the rail.
In one embodiment, a plurality of wire coils are evenly distributed over the spar cap.
In one embodiment, a skin is provided along the outer perimeter of the wing cavity, and the spar caps and the wire coils are both provided on the inside of the skin.
In one embodiment, the bottom of the thermal infrared imager is provided with a central shaft at the central position and four adjusting shafts at the periphery of the central shaft, wherein the central shaft can drive the thermal infrared imager to rotate under the driving of the second driving part, and the adjusting shafts can stretch and retract.
In one embodiment, the pulse circuit controls the activation of thermal actuation of the infrared thermal imager.
In one embodiment, the solenoid valve is disposed below the sensing element.
In one embodiment, the guide rail is a three-section telescopic guide rail.
The utility model provides a main beneficial effect is:
1) the utility model discloses a device passes through guide rail and slider, can transport the infrared thermal imager accuracy to each wire coil position, has guaranteed the reliability of experimental data for the experiment operation process is reasonable orderly more.
2) The utility model discloses a device uses single straight line scalable guide rail, can control the direction that the guide rail stretches out and draws back and remove in a flexible way, accurately, has also avoided excessively occuping the wing inner chamber volume simultaneously.
3) The problem of uniformity of the thermal infrared imager in the deicing experiment process is effectively solved.
4) Because the experiment uses the circuit to make the wire coil produce the pulse current, and then the coil produces the eddy current heat. However, in actual production and life, a plurality of coils are arranged on the wings, the device pulls a detection device of the thermal infrared imager to the vicinity of the wire coil through the guide rail, records the temperature change of the electromagnetic eddy current, and simultaneously obtains data such as the range of residual accumulated ice, the shape of ice, the thickness of ice and the like through a thermal image processing technology.
Description of the drawings:
the above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which like reference numerals refer to like features throughout, and in which:
fig. 1 is a schematic diagram illustrating an overall structure of an infrared detection device using electric pulse deicing excitation according to an embodiment of the present invention.
Fig. 2 is a schematic diagram illustrating an overall structure of an infrared detection device utilizing electric pulse deicing excitation according to an embodiment of the present invention.
Fig. 3 discloses a front view and a side view of a guide rail according to an embodiment of the present invention, wherein fig. 3a is a front view of the guide rail and fig. 3b is a side view of the guide rail.
Fig. 4 discloses a schematic view of the installation structure of the guide rail and the thermal infrared imager in an embodiment of the present invention.
Fig. 5 shows a bottom view of the thermal infrared imager according to an embodiment of the present invention.
Fig. 6 shows an installation diagram of the wire coil according to an embodiment of the present invention.
Fig. 7 shows a schematic view of a horizontal slot in a ball mechanism according to an embodiment of the present invention.
Fig. 8 shows a partial cross-sectional view of a ball mechanism in an embodiment of the invention.
Fig. 9 shows a side view of the connection structure of the detecting element and the solenoid valve according to an embodiment of the present invention.
In the drawings: 1-spherical mechanism, 2-telescopic guide rail, 3-sliding block, 4-infrared thermal imager, 5-lead coil, 6-spar cap, 7-electric box, 11-hollow sphere, 12-solid sphere, 13-horizontal notch, 8-detection element, 9-skin, 10-electromagnetic valve, 41-central shaft 41, 42-regulating shaft.
The specific implementation mode is as follows:
referring to fig. 1 in conjunction with fig. 2-9, fig. 1 shows a schematic diagram of an overall structure of an infrared detection device using electrical pulse deicing excitation according to an embodiment of the present invention. In the embodiment of fig. 1, an infrared detection device excited by electric pulse deicing comprises a spherical mechanism 1, a telescopic guide rail 2, a slide block 3 capable of sliding along the direction of the guide rail, an infrared thermal imager 4 arranged on the slide block, and a wire coil 5; the wing structure comprises a wing cavity, a wing beam edge strip 6, a plurality of lead coils 5, a spherical mechanism 1, a guide rail 2, a spherical mechanism 1 and a plurality of lead coils, wherein the wing beam edge strip 6 is installed on the edge of the side part of the wing cavity, the plurality of lead coils 5 are distributed on the wing beam edge strip 6, the spherical mechanism 1 is installed at the bottom of the wing cavity, the guide rail 2 is arranged in a space surrounded by the wing beam edge strip 6, one end of the guide rail 2 is installed on the spherical mechanism 1, and the.
Further, the spherical mechanism 1 comprises a hollow sphere 11, a solid sphere 12 and a first driving part (not labeled in the figure) for driving the small solid sphere to rotate along the horizontal direction of the inner cavity of the wing, the solid sphere 12 is arranged inside the hollow sphere 11, the first driving part is arranged at the top of the solid sphere 12, horizontal notches 13 are formed in the side surfaces of the hollow sphere 11 and the solid sphere 12, and one end of the guide rail 2 is connected with the solid sphere 12 after passing through the horizontal notches 13.
Further, the wire coil 5 is controlled to be turned on by a pulse circuit (not shown) installed in the electrical box 7 to generate thermal excitation.
Further, a detection element 8 is mounted on the outside of the other end of the guide rail 2.
Further, a number of wire coils 5 are evenly distributed over the spar caps 6.
Further, a skin 9 is provided along the outer edge of the wing cavity, and the spar caps 6 and the wire coils 5 are provided on the inside of the skin 9.
Further, the bottom of the thermal infrared imager 4 is provided with a central shaft 41 at a central position and four adjusting shafts 42 at the periphery of the central shaft, wherein the central shaft 41 is driven by a second driving component (not shown) to drive the thermal infrared imager 4 to rotate, and the adjusting shafts 42 are retractable.
Further, a pulse circuit controls the opening of the thermal excitation of the infrared thermal imager.
Further, the solenoid valve 10 is provided below the detecting element.
Further, the guide rail is a three-section telescopic guide rail 2, referring to the first section of guide rail 21, the second section of guide rail 22 and the third section of guide rail 23 in fig. 3 a.
It can be understood that the horizontal notch can limit the direction of free movement of the guide rail, so that the guide rail can only translate in the horizontal left and right directions, and the stability of the sliding block is ensured. In order to ensure the safe operation of the device, it is particularly emphasized that the guide rail device can be additionally provided with a protective cover to prevent or reduce the abrasion of the guide rail pair and prolong the service life of the guide rail, so that the guide rail system device has separability, is convenient to disassemble and clean and also has the same adaptive specification. And heat insulation coatings are coated on the horizontal notches, the guide rails and the inner side of the wing skin 1.
When the guide rail is extended and unfolded, the infrared thermal imager can transmit the detection signal to the lead coil, and eddy current heat generated by the lead coil in each direction is collected. A user can acquire and obtain a thermal wave image through the thermal infrared imager, and the range of residual ice, the thickness of the ice and the like are further analyzed.
By adopting the technical scheme, the number of the detection probes is reduced, and six wire coils in the schematic diagram are started at an individual interval to detect one by one. The uniformity of experimental data is ensured. Due to the fact that the thermal infrared imager is transported in the mode of the single linear guide rail, the method effectively solves the problem of uniformity of the thermal infrared imager in the deicing experiment process while avoiding excessively occupying the volume of the inner cavity of the wing.
The solenoid valve and the detecting element are an excellent prejudgment system. After the pulse circuit is started, the coil can generate eddy heat, when the guide rail extends to the wire coil and the thermal infrared imager detects that the heat moves to the front end of the guide rail, a detection element positioned at the front end of the guide rail can timely collect and analyze a heat source signal, the heat source signal is preliminarily processed by a signal processor which is electrified with an electromagnetic valve and outside a circuit, and then the light and shade degree of a light source is reflected in the kinescope.
By adopting the technical scheme, when a simulation deicing experiment is carried out, detailed heat source analysis images can be obtained from the thermal infrared imager, and rough heat sensing data can also be obtained through the light-emitting diode and the picture tube which are connected with the detection element and the electrified magnetic valve. The design provides double guarantee for the experiment, and the fault tolerance rate is improved while the smooth proceeding of the experiment is ensured.
The above-described embodiments are provided to enable persons skilled in the art to make or use the invention, and many modifications and variations may be made to the above-described embodiments by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of the invention is not limited by the above-described embodiments, but should be accorded the widest scope consistent with the innovative features set forth in the claims.
Claims (10)
1. An infrared detection device utilizing electric pulse deicing excitation is characterized in that: the infrared thermal imager comprises a spherical mechanism, a telescopic guide rail, a sliding block capable of sliding along the direction of the guide rail, an infrared thermal imager and a wire coil, wherein the infrared thermal imager and the wire coil are arranged on the sliding block; wherein the content of the first and second substances,
the wing structure comprises a wing cavity, a wing beam, a spherical mechanism, a guide rail, a plurality of lead coils, a plurality of lead wires and a plurality of lead wires, wherein the wing beam is provided with a profiling wing beam flange strip at the edge of the side part of the wing cavity, the spherical mechanism is arranged at the bottom of the wing cavity, the guide rail is arranged in the space surrounded by the profiling wing beam flange strip, one end of the guide rail is arranged on the spherical mechanism, and the spherical mechanism can.
2. The infrared detection device as set forth in claim 1, wherein: the spherical mechanism comprises a hollow sphere, a solid sphere and a first driving part for driving the solid small sphere to rotate along the horizontal direction of the inner cavity of the wing, the solid sphere is arranged inside the hollow sphere, the first driving part is arranged at the top of the solid sphere, horizontal notches are formed in the side faces of the hollow sphere and the solid sphere, and one end of the guide rail penetrates through the horizontal notches and then is connected with the solid sphere.
3. The infrared detection device as set forth in claim 2, wherein: the wire coil is controlled to be started by a pulse circuit to generate thermal excitation, and the pulse circuit is installed in the electric box.
4. The infrared detection device as set forth in claim 1, wherein: and a detection element is arranged on the outer side of the other end of the guide rail.
5. The infrared detection device as set forth in claim 1, wherein: the plurality of wire coils are uniformly distributed on the spar cap.
6. The infrared detection device as set forth in claim 5, wherein: and the outer edge of the inner cavity of the wing is provided with a skin, and the spar cap and the lead coil are arranged on the inner side of the skin.
7. The infrared detection device as set forth in claim 1, wherein: the bottom of the infrared thermal imager is provided with a central shaft at the central position and four adjusting shafts arranged on the periphery of the central shaft, wherein the central shaft can drive the infrared thermal imager to rotate under the driving of a second driving part, and the adjusting shafts can stretch.
8. The infrared detection device as set forth in claim 3, wherein: the pulse circuit controls the thermal excitation of the infrared thermal imager to be started.
9. The infrared detection device as set forth in claim 8, wherein: the electromagnetic valve is arranged below the detection element.
10. The infrared detection device as set forth in claim 1, wherein: the guide rail is a three-section telescopic guide rail.
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| CN201922263199.8U CN211592962U (en) | 2019-12-17 | 2019-12-17 | Infrared detection device utilizing electric pulse deicing excitation |
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| CN201922263199.8U CN211592962U (en) | 2019-12-17 | 2019-12-17 | Infrared detection device utilizing electric pulse deicing excitation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001670A (en) * | 2021-11-17 | 2022-02-01 | 上海工程技术大学 | Infrared thermal wave ice shape detection method based on electric pulse deicing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001670A (en) * | 2021-11-17 | 2022-02-01 | 上海工程技术大学 | Infrared thermal wave ice shape detection method based on electric pulse deicing |
| CN114001670B (en) * | 2021-11-17 | 2023-06-02 | 上海工程技术大学 | Infrared thermal wave ice shape detection method based on electric pulse deicing |
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