CN203732479U - Active type xenon lamparrayharmonicthermal excitation device - Google Patents
Active type xenon lamparrayharmonicthermal excitation device Download PDFInfo
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- CN203732479U CN203732479U CN201420088629.1U CN201420088629U CN203732479U CN 203732479 U CN203732479 U CN 203732479U CN 201420088629 U CN201420088629 U CN 201420088629U CN 203732479 U CN203732479 U CN 203732479U
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- xenon lamp
- xenon
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- lamp array
- harmonic wave
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Abstract
The utility model discloses anactive type xenon lamparrayharmonicthermal excitation device. The device comprises a movable base and a xenon lamparray mechanism, wherein thexenon lamparray mechanism is connected with the movable base through an electric rising and falling adjusting device; a pitch adjusting device is connected between the xenon lamparray mechanism and the electric rising and falling adjusting device; a power supply case is placed on the movable base and connected with a harmonic controller; multiple xenon lamp power supplies are fixed in the power supply case in the array form; the xenon lamparray mechanism comprises an insulating plate, a xenon lamparray is arranged on the insulating plate and connected with the power supply case, a reflective bowl is arranged on each xenon lamp in thexenon lamp array, and attitude adjusting devices are arranged below the reflective bowls; a light shielding plate is arranged above the xenon lamparray, and light-transmitting holes are formed in the light shielding plate. According to the device, the xenon lamparray is used for heating, the heating efficiency is high, the heating range is wide, the duration time is long, and the temperaturerise of a heated object is high.
Description
Technical field
The utility model relates to infra-red heat exciting bank, relates in particular to a kind of special mobile active xenon lamp array harmonic excitation device detecting for infrared thermal wave that is applicable to.
Background technology
Infrared thermal wave NDT technology is a kind of brand-new, sensitive detection method, is also a kind of well monitoring method, and its important feature is can be fast, noncontact, the detection of scanning in large area thing surface.In the time there is crack and defect in interior of articles, it will change the heat conduction of object, the distribution of body surface temperature is created a difference, utilize infrared thermography to measure its different heat radiations, can detect the defective locations of object, the method is damage check thing not, and visual result image easily is automated and real-time monitored.Concrete material is a kind of heterogeneous heterogeneous composite material, wherein the hot expansibility of each constituent phase is all not identical, in the time of environment temperature generation acute variation, in concrete, between each component, can produce inhomogeneous thermal expansion, produce thermal stress, thereby make interface occur micro-crack.China utilize infrared thermal imaging technique for structural quality detect and safety assessment also in the formation and development stage, and problem demanding prompt solution be first heat how more efficiently, uniformly detected concrete surface.
Infrared thermal wave thermal excitation technology is one of key technology of infrared thermal wave NDT, and the homogeneity of thermal excitation directly affects the quality of infra-red inspection thermal map, and is related to the poor precision of extraction object surface temperature.The active exciting bank that is applied at present concrete NDT field mainly contains flashlamp pulsed exciting device, and the deficiency of this energisation mode has:
(1) action time short, can not continue testee to be heated to uniform temperature;
(2) lack of homogeneity, can not ensure the homogeneity of irradiating surface temperature;
(3) heated perimeter is little, can not carry out large area irradiation to testee;
(4) efficiency of heating surface is low, can not be by testee Fast Heating;
(5) machinery is non-adjustable, can not be according to regulating working conditions irradiation area.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned defect of the prior art, provides a kind of homogeneous heating, high-level efficiency, harmonic wave control, simple in structure, area of detection is large, easy to operate, the mechanical adjustable active xenon lamp array harmonic wave heat exciter in irradiated region.
The utility model solves the technical scheme that its technical matters adopts:
A kind of active xenon lamp array harmonic wave heat exciter is provided, comprise movable pedestal and xenon lamp array mechanism, xenon lamp array mechanism is connected with movable pedestal by rise and fall electric adjusting device, between xenon lamp array mechanism and rise and fall electric adjusting device, be connected with pitch regulation device, on movable pedestal, place power case, be connected with harmonic controller, in power case, press the fixing multiple xenon lamp power supplies of array format; This xenon lamp array mechanism comprises insulcrete, and this insulcrete is provided with xenon lamp array, and this xenon lamp array is connected with power case, on each xenon lamp in xenon lamp array, is equipped with reflector, and reflector below is provided with attitude adjuster; Xenon lamp array top is provided with shadow shield, and shadow shield is provided with light hole.
In active xenon lamp array harmonic wave heat exciter described in the utility model, described light hole is square opening, in the middle of square opening, is provided with circular baffle plate, and the slightly larger in diameter of this circular baffle plate is in the diameter of xenon short-arc lamp.
In active xenon lamp array harmonic wave heat exciter described in the utility model, between rise and fall electric adjusting device and movable pedestal, be connected by guide rail mechanism, this guide rail mechanism comprises capable of parallel moving lever and lamp battle array bearing, capable of parallel moving lever is arranged on movable pedestal, lamp battle array bearing is provided with two-direction switch and motor, bottom is provided with pulley, and lamp battle array bearing is connected by transmission shaft with rise and fall electric adjusting device, and transmission shaft is connected with one end of motor.
In active xenon lamp array harmonic wave heat exciter described in the utility model, the other end of motor is connected with hand crank transmission device, and hand crank transmission device is connected with rise and fall electric adjusting device.
In active xenon lamp array harmonic wave heat exciter described in the utility model, four of the bottoms pin of movable pedestal is provided with roller, and power case is placed in top, presses the fixing multiple xenon lamp power supplies of array format in power case, is the power supply of xenon lamp array.
In active xenon lamp array harmonic wave heat exciter described in the utility model, harmonic controller comprises function signal generator and power amplifier, function signal generator is connected with power amplifier, power amplifier is connected with power case, and the sinewave modulation signal that this power amplifier produces function signal generator is divided into independently multiple signals and is transferred to xenon lamp power supply.
In active xenon lamp array harmonic wave heat exciter described in the utility model, lamp battle array bearing is metal thick plate.
In active xenon lamp array harmonic wave heat exciter described in the utility model, reflector is parabolic reflecting bowl.
In active xenon lamp array harmonic wave heat exciter described in the utility model, the centre distance in xenon lamp array between every two xenon lamps is slightly larger than the external diameter of reflector.
The beneficial effect that the utility model produces is: active xenon lamp array harmonic wave heat exciter of the present utility model adopts xenon lamp array to heat, and the efficiency of heating surface is high, and heated perimeter is large, and the duration is long, heating object hyperthermia.Adopt harmonic wave control module, can carry out overall control to array of source, also can control separately single module light source group.Regulate the position of xenon lamp array by mechanical part, can make device at differing heights, diverse location be heated.By the light hole of shadow shield, circular light spot is revised, obtain uniform rectangle and irradiate hot spot.
Brief description of the drawings
Fig. 1 is the structural representation of the active xenon lamp array of the utility model embodiment harmonic wave heat exciter.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the active xenon lamp array of the utility model embodiment harmonic wave heat exciter, comprise movable pedestal and xenon lamp array mechanism, xenon lamp array mechanism is connected with movable pedestal by rise and fall electric adjusting device 7, between xenon lamp array mechanism and rise and fall electric adjusting device, be connected with pitch regulation device 6, this xenon lamp array mechanism comprises insulcrete 3, and this insulcrete 3 is high-intensity insulcrete.This insulcrete 3 is provided with xenon lamp array, wherein the number of xenon lamp is determined by the irradiated area designing, this xenon lamp array is connected with power case 11, on each xenon lamp 4 in xenon lamp array, be equipped with reflector 5, reflector 5 belows are provided with attitude adjuster, for regulating the attitude of reflector 5, be directional light so that each xenon lamp irradiates; Xenon lamp array top is provided with shadow shield 1, and shadow shield 1 is provided with light hole.Shadow shield 1 can be fixed on a rigid frame 2, and rigid frame 2 is fixed on pitching regulating device 6.Rigid frame 2 comprises rigidity framework and high-intensity insulcrete 3.
The principle of work of xenon lamp array: the xenon lamp reflector 5 of employing can be parabolic reflecting bowl, every two adjacent reflector 5 centre distances are slightly larger than the external diameter of reflector.It is the external diameter that in xenon lamp array, the centre distance between every two xenon lamps is slightly larger than reflector.When light source is in para-curve focus place, the light irradiating is directional light.The position that regulates light source, makes light source off-focal certain distance, can make the hot spot irradiating become large, obtains required spot size with this.When light source is heating apart from concrete surface correct position place, adjust and be irradiated to the circular light spot diameter on object (as concrete) surface and the centre distance of adjacent spots, satisfied the demand in its size and position.First the approximately parallel hot spot that xenon lamp irradiates is irradiated on shadow shield 1, has and xenon lamp array light hole one to one on shadow shield 1, in the middle of light hole, has a square that is slightly larger than xenon lamp diameter, corresponding one by one with xenon lamp.Light is irradiated on concrete after light hole, composition square focus spot array, and square focus spot diameter adjustment, to suitable size, overlaps between two adjacent spots, and ensures the area in coincidence district, reaches the object that edge temperature is spliced and compensated to adjacent spots.Wherein the temperature of overlapping region has made up the lower problem of edge temperature, and the square at light hole center effectively reduces the temperature at rectangular light spot center, thereby obtains uniform large-scale rectangular hot spot.
Rise and fall electric adjusting device 7 is made by Metallic rod, is used for regulating the upright position of xenon lamp array light source; Pitch regulation device 6 is made by fan-shaped sheet metal, is used for regulating the angle of inclination of xenon lamp array light source.
In an embodiment of the present utility model, described light hole is square opening, in the middle of square opening, is provided with circular baffle plate, and the slightly larger in diameter of this circular baffle plate is in the diameter of xenon short-arc lamp.This square opening be slightly less than be radiated at shadow shield 1 circular light spot in connect square.By light hole, circular light spot is revised, can be obtained uniform rectangle and irradiate hot spot.
In an embodiment of the present utility model, between rise and fall electric adjusting device 7 and movable pedestal, be connected by guide rail mechanism, this guide rail mechanism comprises capable of parallel moving lever 15 and lamp battle array bearing 14, capable of parallel moving lever 15 is arranged on movable pedestal, lamp battle array bearing 14 is provided with two-direction switch 16 and motor 8, lamp battle array bearing 14 bottoms are provided with pulley 9, can in capable of parallel moving lever 15, move, thereby ensure lamp battle array bearing 14 moving forward and backward in the horizontal direction.
Lamp battle array bearing 14 is connected by transmission shaft 17 with rise and fall electric adjusting device 7, and transmission shaft 17 is connected with one end of motor 8.Transmission shaft 17 is perpendicular to lamp battle array bearing 14, and drive link 17, under the driving of motor 8, is driven under pitch regulation device in the vertical direction and moved by rise and fall electric adjusting device 7, and pitch regulation device regulates the irradiating angle of xenon lamp array.
Two-direction switch 16 can be controlled the rotating of motor; Lamp battle array bearing 14 can be metal thick plate, is connected with capable of parallel moving lever 15 by pulley 9.Capable of parallel moving lever 15 can be cylinder type metal bar, is fixed on movable pedestal.
In another embodiment of the present utility model, the other end of motor 8 also can be connected with hand crank transmission device (not shown), can select motor or hand two kinds of kinds of drive.Manual setter can be connected on the keyway of motor reel.Hand crank transmission device is connected with rise and fall electric adjusting device 7.By using manpower to carry out moving up and down of transmission shaft 17, thereby realize small distance fine setting.
Four of the bottoms pin of movable pedestal is provided with roller, and power case 11 is placed in top, presses the fixing multiple xenon lamp power supplies of array format in power case 11, and the plug of fixing harmonic wave control module and power supply etc.
Harmonic controller comprises function signal generator 12 and power amplifier 13, and function signal generator 12 is connected with power case 11, and power amplifier 13 is connected with xenon lamp array.Function signal generator 12 produces the modulation signal that sinusoidal rule changes, and the parameter (amplitude, frequency and phase place) of the sine wave signal that function signal generator 12 produces is adjustable, and the power stage of power amplifier is also adjustable.In advance the maximin that stops voltage, output current and signal of xenon lamp power supply is modulated, thereby xenon lamp array is worked in range of stability.Power amplifier 13 is divided into independently multichannel by modulation signal and carries out signal transmission, is respectively xenon lamp power supply modulation signal is provided.Xenon lamp power supply is used for to the power supply of xenon lamp array, while adopting external control, add one to xenon lamp power supply by string hole and control voltage.Modulation signal carries out external control by serial ports to xenon lamp power supply after power amplifier 13, and the intensity of illumination of xenon lamp array will be carried out regular variation according to the sinusoidal signal modulating.
To sum up, active xenon lamp array harmonic wave heat exciter of the present utility model adopts high power xenon lamp array to heat, and the efficiency of heating surface is high, and heated perimeter is large, and the duration is long, heating object hyperthermia.Adopt harmonic wave control module, can carry out overall control to array of source, also can control separately single module light source group.Regulate the position of xenon lamp array by mechanical part, can make device at differing heights, diverse location be heated.By the light hole of shadow shield, circular light spot is revised, obtain uniform rectangle and irradiate hot spot.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (9)
1. an active xenon lamp array harmonic wave heat exciter, it is characterized in that, comprise movable pedestal and xenon lamp array mechanism, xenon lamp array mechanism is connected with movable pedestal by rise and fall electric adjusting device, between xenon lamp array mechanism and rise and fall electric adjusting device, be connected with pitch regulation device, on movable pedestal, place power case, be connected with harmonic controller, in power case, press the fixing multiple xenon lamp power supplies of array format; This xenon lamp array mechanism comprises insulcrete, and this insulcrete is provided with xenon lamp array, and this xenon lamp array is connected with power case, on each xenon lamp in xenon lamp array, is equipped with reflector, and reflector below is provided with attitude adjuster; Xenon lamp array top is provided with shadow shield, and shadow shield is provided with light hole.
2. active xenon lamp array harmonic wave heat exciter according to claim 1, is characterized in that, described light hole is square opening, in the middle of square opening, is provided with circular baffle plate, and the slightly larger in diameter of this circular baffle plate is in the diameter of xenon short-arc lamp.
3. active xenon lamp array harmonic wave heat exciter according to claim 1, it is characterized in that, between rise and fall electric adjusting device and movable pedestal, be connected by guide rail mechanism, this guide rail mechanism comprises capable of parallel moving lever and lamp battle array bearing, capable of parallel moving lever is arranged on movable pedestal, and lamp battle array bearing is provided with two-direction switch and motor, and bottom is provided with pulley, lamp battle array bearing is connected by transmission shaft with rise and fall electric adjusting device, and transmission shaft is connected with one end of motor.
4. active xenon lamp array harmonic wave heat exciter according to claim 1, is characterized in that, the other end of motor is connected with hand crank transmission device, and hand crank transmission device is connected with rise and fall electric adjusting device.
5. active xenon lamp array harmonic wave heat exciter according to claim 1, is characterized in that, four of the bottoms pin of movable pedestal is provided with roller.
6. active xenon lamp array harmonic wave heat exciter according to claim 5, it is characterized in that, harmonic controller comprises function signal generator and power amplifier, function signal generator is connected with power amplifier, power amplifier is connected with power case, and the sinewave modulation signal that this power amplifier produces function signal generator is divided into independently multiple signals and is transferred to xenon lamp power supply.
7. active xenon lamp array harmonic wave heat exciter according to claim 3, is characterized in that, lamp battle array bearing is metal thick plate.
8. active xenon lamp array harmonic wave heat exciter according to claim 1, is characterized in that, reflector is parabolic reflecting bowl.
9. active xenon lamp array harmonic wave heat exciter according to claim 1, is characterized in that, the centre distance in xenon lamp array between every two xenon lamps is slightly larger than the external diameter of reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088629.1U CN203732479U (en) | 2014-02-28 | 2014-02-28 | Active type xenon lamparrayharmonicthermal excitation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088629.1U CN203732479U (en) | 2014-02-28 | 2014-02-28 | Active type xenon lamparrayharmonicthermal excitation device |
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| CN203732479U true CN203732479U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420088629.1U Expired - Fee Related CN203732479U (en) | 2014-02-28 | 2014-02-28 | Active type xenon lamparrayharmonicthermal excitation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822942A (en) * | 2014-02-28 | 2014-05-28 | 武汉理工大学 | Active xenon lamp array harmonic thermal excitation device |
| CN106442625A (en) * | 2016-09-29 | 2017-02-22 | 上海热像机电科技股份有限公司 | Rear windshield glass heating wire detecting system and method based on infrared thermal imaging technology |
-
2014
- 2014-02-28 CN CN201420088629.1U patent/CN203732479U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822942A (en) * | 2014-02-28 | 2014-05-28 | 武汉理工大学 | Active xenon lamp array harmonic thermal excitation device |
| CN106442625A (en) * | 2016-09-29 | 2017-02-22 | 上海热像机电科技股份有限公司 | Rear windshield glass heating wire detecting system and method based on infrared thermal imaging technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20150228 |
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| EXPY | Termination of patent right or utility model |