CN202693321U - Environmental chamber sunlight simulation system - Google Patents
Environmental chamber sunlight simulation system Download PDFInfo
- Publication number
- CN202693321U CN202693321U CN 201220263296 CN201220263296U CN202693321U CN 202693321 U CN202693321 U CN 202693321U CN 201220263296 CN201220263296 CN 201220263296 CN 201220263296 U CN201220263296 U CN 201220263296U CN 202693321 U CN202693321 U CN 202693321U
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- light
- environmental chamber
- simulation system
- lamp bracket
- light fixture
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Abstract
The utility model discloses an environmental chamber sunlight simulation system. The system comprises a lamp frame, a controller and a lamp group, wherein the lamp group consists of lamps capable of emitting lights with different wavelengths; the lamp frame comprises a top plate and two side plates which are respectively connected with the left side and the right side of the top plate and obliquely extend outwards; the lamp group is positioned on the lamp frame; the controller is connected with the lamps and comprises a photosensitive sensor and a light modulator; and the light modulator is connected with the lamps. The system has the characteristics that the natural light within different time periods can be simulated, a performance test on a vehicle can be performed in simulated light, the test accuracy is high, and the repeatability is good.
Description
Technical field
The utility model relates to a kind of environmental simulation system, especially relates to a kind of environmental chamber sunshine simulation system of the performance change for testing automobile.
Background technology
The environment of light simulating nature light is normally adopted in sunshine simulation, and biological or machinery to be tested etc. is positioned over this simulated environment, comes the variation of the performance of the upgrowth situation of detection of biological or plant equipment.At present, go back the sunshine simulation system that neither one is used for the performance change of testing automobile.
Chinese patent Granted publication number: 202091913U, Dec 28 2011 Granted publication day, a kind of LED synthesized source device for the sunshine simulation is disclosed, comprise light source chamber, front end at described light source chamber is connected with light-mixing machine, rear end at described light source chamber is provided with reflective panel, is distributed with LED lamp square formation at described reflective panel.This utility model is by take LED as the light source simulated solar irradiation, have cheap, volume is little and the characteristics that are convenient for carrying.Weak point is that function singleness can not be for the performance change of testing automobile.
The utility model content
The utility model is the deficiency that can not be used for the performance change of testing automobile in order to overcome sunshine analogue means of the prior art, and a kind of environmental chamber sunshine simulation system of the performance change for testing automobile is provided.
To achieve these goals, the utility model is by the following technical solutions:
A kind of environmental chamber sunshine simulation system comprises lamp bracket, controller and the light fixture group that is comprised of the light fixture that can send different wave length light; Described lamp bracket comprises top board and the also two blocks of side plates of outward-dipping extension that are connected with the top board arranged on left and right sides respectively, and described light fixture group is positioned on the lamp bracket, and controller is connected with light fixture.
The utility model is by installing light fixture additional at the environmental chamber that is used for the testing automobile performance, the irradiation of the light simulated solar irradiation that light fixture sends, thus reach at the indoor automobile that can carry out in the purpose of the outdoor performance change test that just can carry out.
Lamp bracket is used for mounted lamp, and the shape of lamp bracket and model match, and testing automobile is subject to the variation of various aspects of performance after the illumination better.Sunshine is different in the intensity of different time period light, and intensity is adjusted variation by controller control.Sunshine comprises visible light and invisible light etc., and a plurality of light fixtures send respectively the light of different wave length, fully simulated solar irradiation.
Before the test, the various aspects of performance of automobile is tested, obtain one group of parameter value.
During test, in controller, set first the time span of light-illuminating, and the corresponding intensity of light of different time.Controller is regulated the intensity of the light that light fixture sends, the numerical value that intensity of light is reached set in controller in advance.
Automobile sails environmental chamber into, begins test.In the process of test, controller makes intensity of light as sunshine, As time goes on constantly changes.
After reaching default length of testing speech, the controller automatic control simulation system quits work.
Test is tested the various aspects of performance of automobile after finishing again, obtains another group parameter value.Two groups of parameter values are compared to draw the performance change value of automobile behind solar light irradiation.The performance change value will provide important evidence to the formulation of automobile various performance parameters.
As preferably, described controller comprises light sensor and light modulator, and light modulator is connected with light fixture.Light sensor be used for to gather the intensity of light, and controller is crossed the intensity that light modulator is regulated the light that light fixture sends according to the intensity of light information exchange that obtains, the numerical value that intensity of light is reached set in controller in advance.
As preferably, described light modulator is controllable silicon dimmer, and controllable silicon dimmer comprises major loop, triggers loop, control loop and feedback system.Controllable silicon dimmer has that volume is little, efficient is high, the advantage of good stability, reliable operation.The ultimate principle of controllable silicon dimmer is to change the current effective value of input light source to reach the purpose of light modulation.
As preferably, the light wavelength scope that described light fixture sends is 350 nanometer to 1100 nanometers.This scope is the scope of the wavelength of the light that sends of the sun, and what the light fixture that has sent is visible light, and what the light fixture that has sent is invisible light.Each lamp combination simulates the natural light that the sun sends together fully.
As preferably, described lamp bracket is provided with lampshade, and the xsect of the structure that lamp bracket and lampshade consist of is trapezoidal.The light that lampshade is used for some radiation that each light fixture is sent becomes the light of surface radiation, more meets the characteristics of sunshine.
As preferably, described lampshade is made of double-deck optical glass, lampshade comprise base and with base two ends two risers connected vertically.Optical glass have the visible region transmitance high, to the characteristics of the absorption of different wave length non-selectivity.
As preferably, arch upward to lamp bracket in the middle part of the described base.The shape that is arranged so that lampshade and lamp bracket of this structure matches, and light can better transmit.
As preferably, the angular range between close top board bottom one side of the top board of described lamp bracket and side plate is that 110 degree are to 130 degree.The restriction of this angular range makes light fixture have identical distance with top and the sidepiece of automobile, meets the characteristics of natural light.
As preferably, the light fixture group is made of at least 300 light fixtures that are spacedly distributed on support.
As preferably, comprise the storage unit that is provided with control software in the controller.
Therefore, the utlity model has following beneficial effect: (1) can simulate the natural light of different time sections, can carry out performance test under simulated light to automobile; (2) software control, test accuracy is high, favorable repeatability.
Description of drawings
Fig. 1 is a kind of structural representation after the utility model removes lampshade;
Fig. 2 is another kind of structural representation of the present utility model;
Fig. 3 is a kind of structural representation after the utility model removes the riser of lampshade;
Fig. 4 is a kind of cross-sectional view of the present utility model.
Among the figure: light fixture 1, top board 2, side plate 3, base 4, riser 5.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Embodiment shown in Fig. 1,3,4 is a kind of environmental chamber sunshine simulation system, comprises lamp bracket, controller and the light fixture group that is comprised of the light fixture 1 that can send different wave length light; Lamp bracket comprises top board 2 and the also two blocks of side plates 3 of outward-dipping extension that are connected with the top board arranged on left and right sides respectively, and the light fixture group is positioned on the lamp bracket, and controller is connected with light fixture.Controller comprises light sensor and light modulator, and light modulator is connected with light fixture.Light modulator is controllable silicon dimmer, and controllable silicon dimmer comprises major loop, triggers loop, control loop and feedback system.The light wavelength scope that light fixture sends is 350 nanometer to 1100 nanometers.Lamp bracket is provided with lampshade, and the xsect of the structure that lamp bracket and lampshade consist of is trapezoidal.Angular range between close top board bottom one side of the top board of lamp bracket and side plate is 120 degree.The light fixture group is made of 320 light fixtures that are spacedly distributed on support.Comprise the storage unit that is provided with control software in the controller.
As shown in Figure 2, lampshade is made of double-deck optical glass, lampshade comprise base 4 and with base two ends two risers 5 connected vertically.
Before the test, the various performances of automobile are tested, obtain one group of parameter value.
During test, in controller, set first the intensity of light value that changes with the test duration, and the time span of setting light-illuminating is 3 hours.
Light sensor gathers the intensity of light data, and controller is crossed the intensity that light modulator is regulated the light that light fixture sends according to the intensity of light information exchange that obtains, the test initial lamp light intensity numerical value that intensity of light is reached set in controller in advance.
Automobile sails environmental chamber into, begins test.In the process of test, As time goes on intensity of light constantly changes, and controller is crossed the intensity that light modulator is regulated the light that light fixture sends according to the intensity of light data communication device that obtains, the intensity of light numerical value that intensity of light is reached set in controller in advance.
After reaching default 3 hours, the controller automatic control simulation system quits work.
Test is tested the various aspects of performance of automobile after finishing again, obtains another group parameter value.Two groups of parameter values are compared to draw the performance change value of automobile behind solar light irradiation.The performance change value will provide important evidence to the formulation of automobile various performance parameters.
Claims (10)
1. an environmental chamber sunshine simulation system is characterized in that, comprises lamp bracket, controller and the light fixture group that is comprised of the light fixture that can send different wave length light (1); Described lamp bracket comprises top board (2) and the also two blocks of side plates (3) of outward-dipping extension that are connected with the top board arranged on left and right sides respectively, and described light fixture group is positioned on the lamp bracket, and controller is connected with light fixture.
2. environmental chamber sunshine simulation system according to claim 1 is characterized in that described controller comprises light sensor and light modulator, and light modulator is connected with light fixture.
3. environmental chamber sunshine simulation system according to claim 2 is characterized in that, described light modulator is controllable silicon dimmer, and controllable silicon dimmer comprises major loop, triggers loop, control loop and feedback system.
4. environmental chamber sunshine simulation system according to claim 1 is characterized in that, the light wavelength scope that described light fixture sends is 350 nanometer to 1100 nanometers.
5. environmental chamber sunshine simulation system according to claim 1 is characterized in that described lamp bracket is provided with lampshade, and the xsect of the structure that lamp bracket and lampshade consist of is trapezoidal.
6. environmental chamber sunshine simulation system according to claim 5 is characterized in that described lampshade is made of double-deck optical glass, lampshade comprise base (4) and with base two ends two risers connected vertically (5).
7. environmental chamber sunshine simulation system according to claim 6 is characterized in that, arches upward to lamp bracket in described base middle part.
8. environmental chamber sunshine simulation system according to claim 1 is characterized in that, the angular range between close top board bottom one side of the top board of described lamp bracket and side plate is that 110 degree are to 130 degree.
9. according to claim 1 and 2 or 3 or 4 or 5 or 6 or 7 or 8 described environmental chamber sunshine simulation systems, it is characterized in that the light fixture group is made of at least 300 light fixtures that are spacedly distributed on support.
10. according to claim 1 and 2 or 3 or 4 or 5 or 6 or 7 or 8 described environmental chamber sunshine simulation systems, it is characterized in that, comprise the storage unit that is provided with control software in the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220263296 CN202693321U (en) | 2012-06-01 | 2012-06-01 | Environmental chamber sunlight simulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220263296 CN202693321U (en) | 2012-06-01 | 2012-06-01 | Environmental chamber sunlight simulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693321U true CN202693321U (en) | 2013-01-23 |
Family
ID=47548925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220263296 Expired - Fee Related CN202693321U (en) | 2012-06-01 | 2012-06-01 | Environmental chamber sunlight simulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202693321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638626A (en) * | 2021-07-07 | 2021-11-12 | 武汉蓝辉机电设备有限公司 | Color-changeable lamp box wall body of control room |
-
2012
- 2012-06-01 CN CN 201220263296 patent/CN202693321U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638626A (en) * | 2021-07-07 | 2021-11-12 | 武汉蓝辉机电设备有限公司 | Color-changeable lamp box wall body of control room |
| CN113638626B (en) * | 2021-07-07 | 2024-04-16 | 武汉蓝辉机电设备有限公司 | Wall body of color-changeable lamp box of control room |
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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: 20130123 Termination date: 20140601 |