CN103105232A - Diaphragm black body - Google Patents
Diaphragm black body Download PDFInfo
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- CN103105232A CN103105232A CN2012104945699A CN201210494569A CN103105232A CN 103105232 A CN103105232 A CN 103105232A CN 2012104945699 A CN2012104945699 A CN 2012104945699A CN 201210494569 A CN201210494569 A CN 201210494569A CN 103105232 A CN103105232 A CN 103105232A
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- black matrix
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- aperture
- black body
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Abstract
The invention relates to a diaphragm black body, and belongs to the technical field of infrared optics. The diaphragm black body comprises a black body cavity and a black body panel. A radiation hole formed in the black body cavity and a hole formed in the black body panel are located on a same axis. A diaphragm disk and a regulating unit are further arranged between the black body cavity and the black body panel. Diaphragm holes with hole diameters in different sizes are formed in the diaphragm disk in a spaced mode. Under the driving of the regulating unit, the diaphragm holes with hole diameters in different sizes and formed in the diaphragm disk are located on the same axis as the radiation hole formed in the black body cavity and the hole formed in the black body panel do. Due to the fact that the diaphragm disk and the regulating unit are further arranged between the black body cavity and the black body panel, and under the driving of the regulating unit, the diaphragm holes with hole diameters in different sizes and formed in the diaphragm disk can be located on the same axis as the radiation hole formed in the black body cavity and the hole formed in the black body panel do, the black body diaphragm holes can be regulated; and meanwhile, through the arrangement of a temperature control unit which is used for controlling over the temperature of the black body cavity, targets with different distances and energies can be simulated.
Description
Technical field
The present invention relates to a kind of diaphragm black matrix, belong to the infrared optics technical field.
Background technology
As a kind of infrared origin of standard, black matrix is widely used in calibration and the demarcation of target.Especially at aviation field, quantitatively detect the performance of infrared guidance guided missile, essential as the black matrix of calibrated radiation source.When needs are simulated the target that distance is different, energy is different, just require the temperature of black matrix and aperture adjustable.And the aperture of diaphragm black matrix in the market and blackbody temperature are all nonadjustable.
Summary of the invention
The purpose of this invention is to provide a kind of diaphragm black matrix, to solve the black nonadjustable problem of aperture of present diaphragm.
the present invention provides a kind of diaphragm black matrix for solving the problems of the technologies described above, comprise black matrix cavity and black matrix panel, be provided with perforate on the black matrix panel, perforate on the radiating aperture of black matrix cavity and black matrix panel is on the same axis, also be provided with the diaphragm governor motion between described black matrix cavity and black matrix panel, this diaphragm governor motion comprises apertured plate and regulon, be arranged at intervals with the different aperture of pore size on apertured plate, regulon is used for driving apertured plate and rotates, the different aperture of the pore size that arranges on apertured plate under the driving of regulon with the radiating aperture of black matrix cavity and the perforate on the black matrix panel on the same axis.
Described regulon is the motorized adjustment unit, this motorized adjustment unit comprises motor, aperture control circuit plate and gear, aperture control circuit plate control linkage motor, motor is connected with gear drive, gear and apertured plate engagement arrange, the aperture control circuit plate is used for controlling the start and stop of motor, and apertured plate rotates thereby gear rotates drive under the drive of motor.
Described aperture control circuit plate comprises upper plate, catch and lower plate, be respectively arranged with light emitting diode and the photodiode identical with the aperture number on upper plate and lower plate, rotational symmetry setting between upper plate and lower plate, catch is arranged between upper plate and lower plate, be provided with an opening on catch, catch and apertured plate are in transmission connection.
Described diaphragm black matrix also comprises temperature control equipment, this temperature control equipment comprises temperature controller, thermopair, well heater and radiator fan, thermopair and well heater are arranged in the black matrix cavity, thermopair is for detection of the temperature of black matrix cavity, thermopair is connected with the input end of temperature controller, output terminal control linkage well heater and the radiator fan of temperature controller.
Described diaphragm black matrix also comprises control panel, this control panel control linkage aperture control circuit and temperature controller.
Be provided with display on described temperature controller, be used for showing observed temperature and the design temperature of diaphragm black matrix.
The invention has the beneficial effects as follows: the present invention is by arranging the diaphragm governor motion that comprises apertured plate and regulon between black matrix cavity and black matrix panel, the different aperture of the pore size that arranges on apertured plate under the driving of regulon with the radiating aperture of black matrix cavity and the perforate on the black matrix panel on the same axis, make the black matrix aperture to regulate; By the set temperature control device, be used for controlling the temperature of black matrix cavity simultaneously, thereby can simulate far and near different, the different target of energy.
Description of drawings
Fig. 1 is diaphragm black matrix principle of work block diagram of the present invention;
Fig. 2 is diaphragm black matrix front panel figure of the present invention;
Fig. 3 is diaphragm black matrix rear panel figure of the present invention;
Fig. 4 is the structural representation of electronic diaphragm governor motion in diaphragm black matrix of the present invention;
Fig. 5 is electronic diaphragm governor motion structural representation in diaphragm black matrix of the present invention;
Fig. 6 is the structural representation of aperture control circuit plate in diaphragm black matrix of the present invention;
Fig. 7 is black matrix cavity temperature control principle of heating figure in diaphragm black matrix of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
As a kind of infrared origin of standard, black matrix is widely used in calibration and the demarcation of target.Especially at aviation field, quantitatively detect the performance of infrared guidance guided missile, essential as the black matrix of calibrated radiation source.When needs are simulated the target that distance is different, energy is different, just require the temperature of black matrix and aperture adjustable.We provide a kind of diaphragm black matrix for this reason, and as shown in Figures 2 and 3, its temperature and aperture regulated in this diaphragm black matrix distance and energy of simulated target as required.this diaphragm black matrix comprises black matrix cavity and black matrix panel, be provided with perforate on the black matrix panel, perforate on the radiating aperture of black matrix cavity and black matrix panel is on the same axis, also be provided with the diaphragm governor motion between described black matrix cavity and black matrix panel, this diaphragm governor motion comprises apertured plate and regulon, be arranged at intervals with the different aperture of pore size on apertured plate, regulon is used for driving apertured plate and rotates, the different aperture of the pore size that arranges on apertured plate under the driving of regulon with the radiating aperture of black matrix cavity and the perforate on the black matrix panel on the same axis.
As shown in Figure 1, diaphragm black matrix of the present invention comprises control panel, electronic diaphragm governor motion, digital readout temperature controller and black matrix cavity, wherein control panel is the control center of black matrix, it integrates black matrix temperature control, communication switching circuit, diaphragm control and power module, its core is a single-chip microcomputer, be used for various signals are processed, the black matrix cavity is comprised of well heater, insulation material and thermopair, is mainly used in realizing black matrix heating and electric thermo-couple temperature measurement.the perforate of the radiating aperture of black matrix cavity on the black matrix rear panel, electronic diaphragm governor motion is arranged between black matrix cavity and black matrix rear panel, as shown in Figure 4 and Figure 5, electronic diaphragm governor motion comprises alternating current generator 3, aperture control circuit plate 4, apertured plate 1 and pinion wheel 2, aperture control circuit plate 4 is arranged on apertured plate 1 behind, pinion wheel is driven by alternating current generator, pinion wheel and apertured plate engagement, motor is used for driving pinion wheel and drives the aperture position that apertured plate forwards to be needed, the aperture control circuit plate is divided into upper plate and lower plate, as shown in Figure 6, the left side is lower plate, the right is upper plate, be provided with a catch between upper plate and lower plate, catch and apertured plate catch are provided with an opening, V5 ~ V7 on upper plate is light emitting diode, V9 ~ the V11 of lower plate is phototriode, connect by bearing between upper plate and lower plate, and the installation site of upper plate and lower plate is in full accord in the axial direction, V5 is over against V12, V6 is over against V11, V7 is over against V10, V8 is over against V9, when apertured plate rotates, catch and then rotates together, when catch opening when forwarding the position of V5 ~ V8 to, this moment over against V9 ~ V12 in one of them triode conducting, the voltage of this circuit control panel output changes, controlling motor with this shuts down, apertured plate stops at corresponding position, thereby realize selecting four different apertures.
as shown in Figure 7, digital readout temperature controller comprises the thermopair that is arranged in the black matrix cavity, AC relay K, resistance R 1, fuse B, well heater R3, heater switch S1 and power socket D, heating control circuit is realized control to well heater R3 simultaneously by heater switch S1 and AC relay K, digital readout temperature controller is by the switch of the FEEDBACK CONTROL AC relay K of thermopair, the temperature that arrives when thermocouple measurement is during lower than design temperature, AC relay K opens, well heater R3 work, begin heating in radial chamber, when thermocouple measurement to temperature when equaling design temperature, AC relay K turn-offs, well heater R3 stops heating, keep the temperature of this moment in radial chamber, the temperature that arrives when thermocouple measurement is during greater than design temperature, the control cooling fan is opened, begin to cool down in radial chamber, until thermocouple measurement to temperature equal setting value, make and to keep the temperature set in radial chamber, thereby realize the control to the radial chamber temperature.This electronic diaphragm black matrix compact conformation, effective emissivity is high, and temperature control is accurate, possesses simultaneously different aperture settings and adjusting, is suitable for laboratory and line using, and as a kind of infrared origin of standard, black matrix is widely used in calibration and the demarcation of target.The present invention makes the temperature of black matrix and aperture to regulate by adopting temperature controller and electronic diaphragm controller, therefore can simulate far and near different, the different target of energy.The black matrix emissivity is 0.99 ± 0.01, temperature stability is ± 0.2 ℃/h, temperature controller adopts PID to control, temperature resolution can be controlled at ± and 0.1 ℃, can control the increase and decrease of desired temperature, do not need analog calibration, be connected with observed temperature and design temperature that LED display is used for showing in real time black matrix on temperature controller, be connected with computer communication by serial ports simultaneously, utilize computer realization to setting and the retaking of a year or grade of the different apertures of black matrix and temperature, thereby realize simulation different-energy and Bu Tong far and near infrared target.
Claims (6)
1. diaphragm black matrix, comprise black matrix cavity and black matrix panel, be provided with perforate on the black matrix panel, perforate on the radiating aperture of black matrix cavity and black matrix panel is on the same axis, it is characterized in that: also be provided with the diaphragm governor motion between described black matrix cavity and black matrix panel, this diaphragm governor motion comprises apertured plate and regulon, be arranged at intervals with the different aperture of pore size on apertured plate, regulon is used for driving apertured plate and rotates, the different aperture of the pore size that arranges on apertured plate under the driving of regulon with the radiating aperture of black matrix cavity and the perforate on the black matrix panel on the same axis.
2. according to claim 1 diaphragm black matrix, it is characterized in that: described regulon is the motorized adjustment unit, this motorized adjustment unit comprises motor, aperture control circuit plate and gear, aperture control circuit plate control linkage motor, motor is connected with gear drive, gear and apertured plate engagement arrange, and the aperture control circuit plate is used for controlling the start and stop of motor, and apertured plate rotates thereby gear rotates drive under the drive of motor.
3. diaphragm black matrix according to claim 2, it is characterized in that: described aperture control circuit plate comprises upper plate, catch and lower plate, be respectively arranged with light emitting diode and the photodiode identical with the aperture number on upper plate and lower plate, rotational symmetry setting between upper plate and lower plate, catch is arranged between upper plate and lower plate, be provided with an opening on catch, catch and apertured plate are in transmission connection.
4. diaphragm black matrix according to claim 3, it is characterized in that: described diaphragm black matrix also comprises temperature control equipment, this temperature control equipment comprises temperature controller, thermopair, well heater and radiator fan, thermopair and well heater are arranged in the black matrix cavity, thermopair is for detection of the temperature of black matrix cavity, thermopair is connected with the input end of temperature controller, output terminal control linkage well heater and the radiator fan of temperature controller.
5. diaphragm black matrix according to claim 4, it is characterized in that: described diaphragm black matrix also comprises control panel, this control panel control linkage aperture control circuit and temperature controller.
6. diaphragm black matrix according to claim 4, is characterized in that: be provided with display on described temperature controller, be used for showing observed temperature and the design temperature of diaphragm black matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210494569.9A CN103105232B (en) | 2012-11-27 | 2012-11-27 | Diaphragm black body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210494569.9A CN103105232B (en) | 2012-11-27 | 2012-11-27 | Diaphragm black body |
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| Publication Number | Publication Date |
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| CN103105232A true CN103105232A (en) | 2013-05-15 |
| CN103105232B CN103105232B (en) | 2014-12-10 |
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| CN201210494569.9A Active CN103105232B (en) | 2012-11-27 | 2012-11-27 | Diaphragm black body |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759836A (en) * | 2014-01-25 | 2014-04-30 | 哈尔滨工业大学 | Aperture device with infrared target simulation function |
| CN106771619A (en) * | 2016-12-26 | 2017-05-31 | 上海集成电路研发中心有限公司 | A kind of high precision temperature control resistance test system |
| CN108168692A (en) * | 2017-12-27 | 2018-06-15 | 中国科学院长春光学精密机械与物理研究所 | A kind of hot spot uniformity measuring system and its control method |
| CN109387288A (en) * | 2018-11-09 | 2019-02-26 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of width temperature section infrared acquisition sensitivity test equipment |
| CN112785825A (en) * | 2020-12-31 | 2021-05-11 | 深圳市安室智能有限公司 | Alarm testing system, method, device and storage medium |
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| CN1032979A (en) * | 1987-10-31 | 1989-05-17 | 昆明物理研究所 | In warm blackbody radiation source |
| CN2212245Y (en) * | 1994-05-31 | 1995-11-08 | 中国航空工业总公司第014中心 | Black body rediate source |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103759836A (en) * | 2014-01-25 | 2014-04-30 | 哈尔滨工业大学 | Aperture device with infrared target simulation function |
| CN106771619A (en) * | 2016-12-26 | 2017-05-31 | 上海集成电路研发中心有限公司 | A kind of high precision temperature control resistance test system |
| CN108168692A (en) * | 2017-12-27 | 2018-06-15 | 中国科学院长春光学精密机械与物理研究所 | A kind of hot spot uniformity measuring system and its control method |
| CN109387288A (en) * | 2018-11-09 | 2019-02-26 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of width temperature section infrared acquisition sensitivity test equipment |
| CN112785825A (en) * | 2020-12-31 | 2021-05-11 | 深圳市安室智能有限公司 | Alarm testing system, method, device and storage medium |
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| Publication number | Publication date |
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| CN103105232B (en) | 2014-12-10 |
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