CN102374897A - Device for detecting luminous flux of two-axis motion type lamp - Google Patents

Device for detecting luminous flux of two-axis motion type lamp Download PDF

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Publication number
CN102374897A
CN102374897A CN2010102474235A CN201010247423A CN102374897A CN 102374897 A CN102374897 A CN 102374897A CN 2010102474235 A CN2010102474235 A CN 2010102474235A CN 201010247423 A CN201010247423 A CN 201010247423A CN 102374897 A CN102374897 A CN 102374897A
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CN
China
Prior art keywords
luminous flux
circuit orbit
motor
wireless
angle
Prior art date
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CN2010102474235A
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Chinese (zh)
Inventor
俞建峰
Original Assignee
俞建峰
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Priority to CN2010102474235A priority Critical patent/CN102374897A/en
Publication of CN102374897A publication Critical patent/CN102374897A/en

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Abstract

The invention discloses a device for detecting the luminous flux of a two-axis motion type lamp and belongs to the field of photometric detection. The technical scheme of the invention is as follows: the invention provides a device for detecting the luminous flux of a two-axis motion type lamp. The device comprises a lamp bracket, a wireless photometric probe, a polar angle motor, an azimuth car, a circular orbit, a motion controller, a monitoring computer, a left limit and a right limit, wherein the azimuth car comprises a groove-embedded roller, a gear, a connecter, an azimuth motor, and a photometric probe installation platform; the wireless photometric probe is driven by the polar angle motor to realize motion in the longitude direction, and driven by the azimuth motor to realize motion in the latitude direction; and the motion controller controls the motion positions of the polar angle motor and the azimuth motor according to instruction requirements of the monitoring computer, the wireless photometric probe returns an obtained illumination value obtained by test at each testing position back to the monitoring computer, and the monitoring computer after completing the calculation of spherical illumination integrations can accurately obtain the total luminous flux value of the lamp. The device disclosed by the invention is high in luminous flux testing accuracy, small in required darkroom space, simple in structure, convenient in maintenance and low in investment cost, accords with international standard requirements, and satisfies the needs of lamp production enterprises and third-party certification/authentication organizations in the aspect of detecting the luminous fluxes of lamps.

Description

Two campaign-styled light fixture luminous flux detection devices
 
Technical field
The present invention relates to a kind of light fixture luminous flux detection device, especially a kind of two campaign-styled light fixture luminous flux detection devices.
Background technology
Luminous flux is an important parameter that characterizes light source characteristic, is the important indicator of photometry, in electric light source industry and illuminating engineering, is widely used.Luminous flux is an important parameter of confirming light source or light fixture efficiency.In the modern society of energy-conserving and environment-protective, the light flux values of LED product has become the technology barriers of international trade.Have temperature dependency owing to the LED product is luminous, the luminous flux that accurately detects the LED light fixture has challenge.Light fixture luminous flux detection method comprises integrating sphere method, light intensity integral method, three kinds of methods of Illumination Distribution integral method.
The method of integrating sphere method---this measurement total light flux was just known by people since 1900.The integrating sphere method is the relative measurement method, must adopt lumen standard lamp that system is calibrated.Concerning the LED product, exist than big-difference between its spectral distribution and spatial light intensity distribution and working standard lamp, can bring bigger measuring error.Adopt similar LED product calibration integration sphere light source system can significantly improve measuring accuracy, but more high-precision total light flux measuring method of needs and equipment are as the transmission of quantity value benchmark of LED product.In essence, it is a kind of indirect method that the integrating sphere method detects the light fixture luminous flux, measures luminous flux and has certain error.
The light intensity integral method---in measuring the darkroom, adopt distribution photometer to measure the light distribution of light fixture, measuring distance is wanted long enough.Its shortcoming is that the installation space of requirement is bigger, and the one-time investment cost is high.
The Illumination Distribution integral method---adopt the Illumination Distribution of photometer measurement light fixture product, and total space integration is obtained total light flux in the space.Because the measuring accuracy of Illumination Distribution integral method is high, the LM-79:2008 " total light flux measurement " that the CIE 84-1989 " luminous flux measurement " that has been formulated by international lighting association, the star plan of american energy propose, GB/T 24824-2009 standards such as " general lighting are used the led module method of testing " are as the reference measurement method of total light flux.
For energy saving and environment friendly led light source light fixture, because led light source singularity, adopting integrating sphere device to measure the LED luminous flux has not been recommend method in CIE 84-1989 standard.Existing distribution photometer based on the light intensity integral method on the market exists that device structure is complicated, acquisition cost is high, the drawback that the optical dark room space is big.
Above situation explanation, it is very essential inventing a kind of measuring accuracy height, conformance with standard requirement, highly versatile, the light source of price economy and the luminous flux proving installation of light fixture.A kind of like this device should satisfy the requirement of the luminous flux testing standard of general light source lamp and new type light source light fixture, can reduce equipment investment cost again and save the test space.
Summary of the invention
The objective of the invention is to deficiency to prior art; A kind of two campaign-styled light fixture luminous flux detection devices are provided, and light fixture is suspended on the center of circuit orbit through lamp bracket, and polar angle motor-driven circuit orbit rotates in the latitude direction; Under azimuth motor drives; The gear of position angle dolly and circuit orbit engagement make the position angle dolly move along circuit orbit, and wireless luminosity probe is installed on the dolly of position angle; Wireless luminosity probe is accomplished the collection of the illumination on the longitude and latitude intersection point on the virtual spherical surface space under the diaxon compound motion.The transmission of illumination data is carried out through the wireless communication mode between supervisory control comuter and the wireless luminosity probe, and last, supervisory control comuter carries out the illumination integral and calculating, obtains light fixture total light flux value.The present invention can satisfy the luminous flux detection of multiple light fixtures such as incandescent lamp, halogen tungsten lamp, fluorescent light, low-pressure sodium lamp, high-pressure sodium lamp, high-pressure mercury lamp, metal halide lamp, LED and light source.
According to technical scheme provided by the invention; Said two campaign-styled light fixture luminous flux detection devices comprise lamp bracket, wireless luminosity probe, polar angle motor, position angle dolly, circuit orbit, motion controller, supervisory control comuter, left limit, right limit, and wherein the position angle dolly comprises embedded groove type roller, gear, connector, azimuth motor, luminosity probe mounting platform.Polar angle motor and azimuth motor are servomotor, and motion controller is controlled the rotation of polar angle motor and azimuth motor with the mode of position control.In the illumination collection point density that sets on the supervisory control comuter on virtual spherical surface space longitude and the latitude direction; Supervisory control comuter is informed motion controller with the status requirement of collection point through communication interface, and motion controller control polar angle motor and azimuth motor are rotated.The luminosity probe mounting platform is arranged on the dolly of position angle, and wireless luminosity probe is fixed on the luminosity probe mounting platform.Wireless luminosity probe can be undertaken by following mode in the motion of spherical space: angle of polar angle motor-driven circuit orbit rotation; Azimuth motor begins from the left limit of circuit orbit; According to the collection point requirement; Driven square parallactic angle dolly moves along circuit orbit, until the right limit that arrives circuit orbit.
Said circuit orbit, its inner ring are the tooth bar shapes, and the arc length of circuit orbit is greater than semicircle, and the circuit orbit side direction has flange.The inboard tooth bar of the gear of position angle dolly and circuit orbit adapts.The lateral lip of circuit orbit, its outer surface are smooth circular arc.
Said embedded groove type roller, its material is an elastic caoutchouc, the embedded groove type roller is connected through connector with gear, thereby guarantees that the position angle dolly radially radial displacement can not take place at circuit orbit.
Advantage of the present invention is:
1, measuring accuracy is high; Luminosity probe is gathered the brightness value of each warp and weft point of crossing; Obtain light fixture total light flux value through the illumination integral method then, this is a kind of luminous flux direct method of measurement, compares with the relative method of integrating sphere device measuring light flux; Measuring accuracy is high, is the luminous flux measurement method that international standard is recommended.
2, version simple in structure, as to adopt diaxon to drive has reduced the device fabrication cost.
3, highly versatile is fit to special light sources, and light fixture combustion appearance is constant in whole test process.
4, the test space is little, does not have the measuring distance requirement of light intensity integral method, and the test space reduces greatly.
5, system's assembling is simple, and the installation and the flatness that do not relate to reflective mirror are proofreaied and correct.
6, method of testing is simple, and compares based on the photometer of light intensity integral method, does not relate to the accurate mensuration of reflective distance.
Description of drawings
Fig. 1 is a system architecture synoptic diagram of the present invention;
Fig. 2 is a position angle of the present invention vehicle structure synoptic diagram.
Among the figure:
1, lamp bracket; 2, wireless luminosity probe; 3, polar angle motor; 4, supervisory control comuter; 5, motion controller; 6, position angle dolly; 7, circuit orbit; 8, left limit; 9, right limit; 10, embedded groove type roller; 11, connector, 12, gear; 13, azimuth motor; 14, luminosity probe mounting platform.
Embodiment
Below in conjunction with accompanying drawing and embodiment technical scheme of the present invention is further described.
As depicted in figs. 1 and 2; Two campaign-styled light fixture luminous flux detection devices of the present invention are made up of lamp bracket 1, wireless luminosity probe 2, polar angle motor 3, supervisory control comuter 4, motion controller 5, position angle dolly 6, circuit orbit 7, left limit 8, right limit 9, and wherein position angle dolly 6 is made up of embedded groove type roller 10, connector 11, gear 12, azimuth motor 13, luminosity probe mounting platform 14.Polar angle motor 3 connects with circuit orbit 7; Position angle dolly 6 is on circuit orbit 7; Wireless luminosity probe 2 is installed on the luminosity probe mounting platform 14 of position angle dolly 6; Motion controller 5 is controlled polar angle motor 3 and azimuth motor 13 respectively, and supervisory control comuter 4 and motion controller 5 link to each other through communication interface, pass through the wireless communication mode communication between supervisory control comuter 4 and the wireless luminosity probe 2.
Embedded groove type roller 10 is connected through connector 11 with gear 12; The flange outside surface of embedded groove type roller 10 and circuit orbit 7 is Elastic Contact; Gear 12 meshes with the tooth bar of circuit orbit 7 inner rings, and such fit system guarantees that position angle dolly 6 can not be subjected to displacement in the radial direction of circuit orbit 7, can only be when the driven wheel 12 of azimuth motor 13; Along the circumferential movement of circuit orbit 7, thereby realize the motion of the warp direction of wireless luminosity probe 2.
Further specify from this flow process of light fixture luminous flux detection below.
Tested light fixture is fixed on the lamp bracket 1, and through suitably regulating, guarantees that light fixture is in the home position of circuit orbit 7, and in the test process, tested light fixture does not move, and the combustion appearance remains unchanged.Supervisory control comuter 4 is confirmed the collection position of luminosity probe sphere in the space in advance.For instance, if the Virtual Space sphere is 1 ° in the collection spacing of warp direction, also be 1 ° in the collection spacing of weft direction, the illumination collection point adds up to 129600 so.Supervisory control comuter 4 is informed motion controller 5 with the space acquisition position, and motion controller 5 drives polar angle motor 3 and azimuth motor 13, realizes two controls of the present invention.In each preset illumination collection point, the brightness value of this point that wireless luminosity probe 2 will collect passes to supervisory control comuter 4 through wireless communication mode.When the illumination of required collection point all test finish after, supervisory control comuter 4 calculates the total light flux of light fixture according to the illumination integral method.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (6)

1. one kind two campaign-styled light fixture luminous flux detection devices comprise lamp bracket, wireless luminosity probe, polar angle motor, position angle dolly, circuit orbit, motion controller, supervisory control comuter, left limit, right limit, and wherein the position angle dolly comprises embedded groove type roller, gear, connector, azimuth motor, luminosity probe mounting platform; It is characterized in that; Lamp bracket is on the axis of perpendicular diameter of circuit orbit, and circuit orbit is by the polar angle motor-driven, serves as the axle rotation with the diameter of circuit orbit; The position angle dolly is installed on the circuit orbit through the cooperation of gear and embedded groove type roller; Gear contacts with the circuit orbit engagement, and the azimuth motor driven wheel rotates, and the luminosity probe mounting platform is arranged on the dolly of position angle; Wireless luminosity probe is fixed on the luminosity probe mounting platform; Motion controller links to each other with the polar angle motor with azimuth motor, and supervisory control comuter links to each other with motion controller through communication interface, and left limit and right limit are installed in the left side of the horizontal diameter of circuit orbit and right side.
2. two campaign-styled light fixture luminous flux detection devices according to claim 1; It is characterized in that; The position angle dolly is made up of embedded groove type roller, gear, connector, azimuth motor, luminosity probe mounting platform, and the embedded groove type roller is connected through connector with gear.
3. two campaign-styled light fixture luminous flux detection devices according to claim 1 is characterized in that the circuit orbit inner ring is the tooth bar shape, and the arc length of circuit orbit is greater than semicircle, and the circuit orbit side direction has flange.
4. position angle according to claim 2 dolly is characterized in that, the embedded groove type roller contacts with the circuit orbit flange, and the material of embedded groove type roller is an elastic caoutchouc.
5. two campaign-styled light fixture luminous flux detection devices according to claim 1 is characterized in that supervisory control comuter possesses wireless communication function, can realize wireless data communication with wireless luminosity probe.
6. two campaign-styled light fixture luminous flux detection devices according to claim 1 is characterized in that polar angle motor and azimuth motor are servomotor.
CN2010102474235A 2010-08-07 2010-08-07 Device for detecting luminous flux of two-axis motion type lamp CN102374897A (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103033264A (en) * 2012-12-11 2013-04-10 杭州师范大学 Multi-angle observing system of aquatic vegetation canopy spectra
CN103674236A (en) * 2012-09-12 2014-03-26 上海机动车检测中心 Fixed light source-type full space distribution luminosity measurement instrument
CN104385303A (en) * 2014-09-23 2015-03-04 合肥工业大学 Circular orbit-type safety monitoring device and monitoring method for wire driven parallel robot
CN104568387A (en) * 2014-12-30 2015-04-29 江苏大秦光电科技有限公司 Method for testing light flux of LED surface light-emitting lamp
CN105222994A (en) * 2015-09-25 2016-01-06 北京奥博泰科技有限公司 A kind of distributed photometer
CN105241548A (en) * 2015-10-10 2016-01-13 钢研纳克检测技术有限公司 Photomultiplier mounting structure for Rowland circle type optical chamber spectrometer
CN108444680A (en) * 2018-03-08 2018-08-24 付赵新能源科技(上海)有限公司 A kind of light flux testing method of LED downlight
CN110449369A (en) * 2019-08-22 2019-11-15 华东交通大学 One kind being based on visible and near infrared spectrum transmission-type fruit quality on-line checking and separation production line

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US5359406A (en) * 1992-05-15 1994-10-25 Matsushita Electric Industrial Co., Ltd. Luminous flux measuring apparatus which calculates spectral efficiencies for error compensation
CN2556614Y (en) * 2002-07-25 2003-06-18 浙江大学 Average luminous intensity measurer of light-emitting diode
JP2008292497A (en) * 2008-07-04 2008-12-04 Panasonic Corp Optical measuring device
CN201229204Y (en) * 2008-04-23 2009-04-29 广州市光机电技术研究院 LED light source intensity space distribution characteristic test device
CN201402809Y (en) * 2009-02-13 2010-02-10 珠海新概念航空航天器有限公司 Unit area luminous flux increment device capable of shortening lighting distance from light source

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Publication number Priority date Publication date Assignee Title
US5359406A (en) * 1992-05-15 1994-10-25 Matsushita Electric Industrial Co., Ltd. Luminous flux measuring apparatus which calculates spectral efficiencies for error compensation
CN2556614Y (en) * 2002-07-25 2003-06-18 浙江大学 Average luminous intensity measurer of light-emitting diode
CN201229204Y (en) * 2008-04-23 2009-04-29 广州市光机电技术研究院 LED light source intensity space distribution characteristic test device
JP2008292497A (en) * 2008-07-04 2008-12-04 Panasonic Corp Optical measuring device
CN201402809Y (en) * 2009-02-13 2010-02-10 珠海新概念航空航天器有限公司 Unit area luminous flux increment device capable of shortening lighting distance from light source

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103674236A (en) * 2012-09-12 2014-03-26 上海机动车检测中心 Fixed light source-type full space distribution luminosity measurement instrument
CN103674236B (en) * 2012-09-12 2015-08-26 上海机动车检测中心 The total space distributed luminosity tester of fixed light source formula
CN103033264A (en) * 2012-12-11 2013-04-10 杭州师范大学 Multi-angle observing system of aquatic vegetation canopy spectra
CN103033264B (en) * 2012-12-11 2014-11-05 杭州师范大学 Multi-angle observing system of aquatic vegetation canopy spectra
CN104385303A (en) * 2014-09-23 2015-03-04 合肥工业大学 Circular orbit-type safety monitoring device and monitoring method for wire driven parallel robot
CN104385303B (en) * 2014-09-23 2016-05-11 合肥工业大学 For circular orbit formula safety monitoring device and the method for supervising of flexible cable parallel robot
CN104568387A (en) * 2014-12-30 2015-04-29 江苏大秦光电科技有限公司 Method for testing light flux of LED surface light-emitting lamp
CN105222994A (en) * 2015-09-25 2016-01-06 北京奥博泰科技有限公司 A kind of distributed photometer
CN105222994B (en) * 2015-09-25 2017-10-13 北京奥博泰科技有限公司 A kind of distributed photometer
CN105241548A (en) * 2015-10-10 2016-01-13 钢研纳克检测技术有限公司 Photomultiplier mounting structure for Rowland circle type optical chamber spectrometer
CN108444680A (en) * 2018-03-08 2018-08-24 付赵新能源科技(上海)有限公司 A kind of light flux testing method of LED downlight
CN110449369A (en) * 2019-08-22 2019-11-15 华东交通大学 One kind being based on visible and near infrared spectrum transmission-type fruit quality on-line checking and separation production line

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