CN206648805U - See color desk lamp optical detection system and see Se Tai - Google Patents
See color desk lamp optical detection system and see Se Tai Download PDFInfo
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- CN206648805U CN206648805U CN201720009320.2U CN201720009320U CN206648805U CN 206648805 U CN206648805 U CN 206648805U CN 201720009320 U CN201720009320 U CN 201720009320U CN 206648805 U CN206648805 U CN 206648805U
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- light
- light source
- intensity
- intensity test
- signal
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Abstract
The utility model discloses one kind to see color desk lamp optical detection system, for see in the prior art color platform light source ages it is dimmed influence detection and user can not discover in time the problem of, provide following technical scheme, including the light intensity test device for detecting LED light source luminous intensity and output intensity detection signal, with light intensity test device be electrically connected with and compared with light-intensity test signal be less than light intensity reference signal to export the comparison means of aging cue and be electrically connected with comparison means and carry out prompting LED light source weathered suggestion device in response to aging cue;User of service can timely change LED light source after knowing by prompting, be advantageous to avoid light source ages from causing light source to be unable to reach examination criteria and influence the accuracy detected.
Description
Technical field
A kind of standard sources equipment is the utility model is related to, more specifically, it relates to which one kind sees color desk lamp light detection system
Unite and see Se Tai.
Background technology
In industrial color management, although product examine person had carefully contrasted the color of kinds of goods, because environment
Light source it is nonstandard or with travelling trader used in light source it is inconsistent, that is seen under different light varies in color, and kinds of goods aberration is difficult
Judge, being then likely to occur when travelling trader examines goods can be because the situation that aberration is complained, even returned goods beyond critical field, has a strong impact on
Company image.
Then, technical staff develops a kind of artificial light sources for simulating various ambient lights, i.e. standard sources, uses standard
Light source can also obtain the illuminating effect basically identical with the light source under these specific environments by production plant or laboratory are non-at-scene,
And then for detecting the misalignment of article.
At present, the Chinese patent of Application No. 201610123930.5 discloses a kind of to colour standard light-source box, and it includes
Case body is included, case body lower part is provided with light source arrangement space, sets standard sources in light source arrangement space, standard sources includes
Halogen tungsten lamp and narrow ripple LED light sources, the bottom of halogen tungsten lamp are provided with filter, and halogen tungsten lamp projects light and narrow ripple through filter
The light mixing of LED light sources, the light energy that narrow ripple LED light sources provide are accounted within the 20% of total irradiation energy.
Although this standard light both can provide standard sources and carry out colorimetric, under normal circumstances, LED light source makes
After a period of time, due to the switch repeated and the aging of itself, luminous quality can be influenceed, what is sent is bright dimmed,
User of service is usually unable to enough accuracies timely discovered that light source ages are dimmed, can influence after colorimetric colorimetric, therefore
The standard light both still has improved space.
Utility model content
In view of the deficienciess of the prior art, the first purpose of the present utility model is that providing one kind sees that color desk lamp light detects
System, the advantages of LED light source aging is to be changed can be known in time by having.
To achieve the above object, the utility model provides following technical scheme:
One kind sees color desk lamp optical detection system, including for detecting LED light source luminous intensity and output intensity detection letter
Number light intensity test device, with light intensity test device be electrically connected with and compared with light-intensity test signal be less than light intensity reference signal with
Export the comparison means of aging cue and be electrically connected with comparison means and carried in response to aging cue
Show the weathered suggestion device of LED light source.
Using above-mentioned technical proposal, light intensity test device detection LED sends the intensity of light source and exported corresponding with light intensity
Light-intensity test signal, comparison means compares the size of light-intensity test signal and light intensity reference signal and in light-intensity test signal
Aging cue is exported during less than light intensity reference signal, suggestion device starts to prompt LED after receiving aging cue
Light source is weathered, and user of service can timely change LED light source after knowing by prompting, be advantageous to avoid light source ages from making
Examination criteria is unable to reach into light source and influences the accuracy of detection.
Preferably, the light intensity test device includes exporting the light-intensity test portion of detection signal corresponding with LED light source strength
And it is electrically connected with light-intensity test portion and by detection detection signal amplification with the signal amplifying part of output intensity detection signal.
Using above-mentioned technical proposal, the light intensity and output and light intensity pair of light-intensity test portion detection LED light source
The detection signal answered, output intensity detection signal after signal amplifying part amplifies detection signal so that the detection to LED light source is more
Add accurate.
Preferably, the comparison means includes being used to compare light-intensity test signal and light intensity reference signal size to export always
Change the voltage comparator circuit of cue and the benchmark adjustment portion for providing and adjusting light intensity reference signal size.
Using above-mentioned technical proposal, the light intensity benchmark changed for judging LED light source to need is provided by benchmark adjustment portion
Signal, voltage comparator circuit compare the size of light-intensity test signal and light intensity reference signal, and small in light-intensity test signal
Aging cue is exported when light intensity reference signal, and benchmark adjustment portion may be simultaneously used for adjusting light intensity reference signal
Size, and then can be according to the different weathering criteria of the different set of LED light source.
Preferably, the suggestion device includes with the on-off circuit of break-make and being controlled by out in response to aging cue
The break-make on powered-down road is with the auditory tone cues portion of sound production prompt.
Preferably, the on-off circuit is also electrically connected with the luminous lamp to be prompted of control in response to on-off circuit
Light prompting part.
Using above-mentioned technical proposal, when light-intensity test signal is less than light intensity reference signal, auditory tone cues portion is in response to opening
The control on powered-down road is prompted with sounding, while light prompt portion is luminous to be prompted in response to the control of on-off circuit,
Sound is combined with light has more preferable alarming effect.
In view of the deficienciess of the prior art, the second purpose of the present utility model is that providing one kind sees Se Tai, having can
Know the advantages of LED light source aging is to be changed in time.
To achieve the above object, the utility model provides following technical scheme:
One kind sees Se Tai, including sees color desk lamp optical detection system as described above.
Using above-mentioned technical proposal, light intensity test device detection LED sends the intensity of light source and exported corresponding with light intensity
Light-intensity test signal, comparison means compares the size of light-intensity test signal and light intensity reference signal and in light-intensity test signal
Aging cue is exported during less than light intensity reference signal, suggestion device starts to prompt LED after receiving aging cue
Light source is weathered, and user of service can timely change LED light source after knowing by prompting, be advantageous to avoid light source ages from making
Examination criteria is unable to reach into light source and influences the accuracy of detection.
Preferably, in addition to it is used for the table top for placing chromaticity to be checked, the light intensity test device is arranged on table top just
Middle place.
Using above-mentioned technical proposal, light intensity test device is arranged at the table top center position for seeing color platform, when LED light source is carried out
During irradiation, due to no lighting dead angle, light source can be preferably detected.
In summary, the utility model has the advantages that:
1. user of service can timely change LED light source after knowing LED light source aging by the prompting of suggestion device, have
The accuracy of detection is influenceed beneficial to avoiding light source ages from causing light source to be unable to reach examination criteria;
2. the detection signal that signal amplification circuit exports light-source detection part is further amplified, the accurate of detection is enhanced
Property.
3. the prompting mode that acousto-optic combines, prompt effect preferable.
Brief description of the drawings
Fig. 1 is the structural representation that color platform is seen in the utility model;
Fig. 2 is the theory diagram that color desk lamp light monitoring system is seen in the utility model;
Fig. 3 is the circuit theory diagrams of light intensity test device in the utility model;
Fig. 4 is the circuit theory diagrams of comparison means in the utility model;
Fig. 5 is the circuit theory diagrams of suggestion device.
In figure:1st, light intensity test device;11st, light-intensity test portion;12nd, signal amplifying part;2nd, comparison means;21st, benchmark is adjusted
Solution portion;3rd, suggestion device;31st, on-off circuit;32nd, auditory tone cues portion;33rd, light prompt portion;4th, casing;5th, table top.
Embodiment
Below in conjunction with the accompanying drawings and embodiment, the utility model is described in detail.
One kind sees Se Tai, including the casing 4 for available light to be completely cut off and the table top for placing color article to be checked
5, in addition to for provide standard sources LED light source and for monitor LED light source whether aging see color desk lamp light detect
System, after each use terminates, see that color desk lamp optical detection system detection LED light source is luminous and whether reach required standard, due to
LED light source is prior art, is repeated no more in the present embodiment.
Reference picture 1 and Fig. 2, see that color desk lamp optical detection system includes the light-intensity test dress for being arranged at the center position of table top 5
The comparison means 2 for put 1, being electrically connected with light intensity test device 1 and the suggestion device 3 being electrically connected with comparison means 2, light intensity
Detection means 1 detects the luminous intensity of LED light source with output intensity detection signal, and comparison means 2, which has, to be used to judge LED light source
Whether luminosity reaches the light intensity reference signal of standard, and comparison means 2 compares light-intensity test signal and light intensity reference signal
Size and when light-intensity test signal is more than light intensity reference signal export aging cue, and suggestion device 3 then in response to
Aging cue is to prompt the weathered needs of light source that user sees color platform to change in time.
Reference picture 3, light intensity test device 1 include exporting the light-intensity test portion 11 of detection signal corresponding with LED light source strength
And it is electrically connected with light-intensity test portion 11 and by detection detection signal amplification with the signal amplifying part of output intensity detection signal
12, the physical circuit of light-intensity test portion 11 and signal amplifying part 12 is connected as:
Light-intensity test portion 11 includes photosensitive triode VT, resistance R1 and resistance R2, wherein photosensitive triode VT current collection
Pole is connected to power supply, is grounded after photosensitive triode VT emitter stage series resistance R1, photosensitive triode VT emitter stage series electrical
Detection signal is exported after resistance R2;
Signal amplifying part 12 includes operational amplifier U1, resistance R3 and resistance R4, and wherein operational amplifier U1's is anti-phase
Input is connected to resistance R2 to receive detection signal, is grounded after operational amplifier U1 in-phase input end series resistance R4, fortune
Amplifier U1 output end output intensity detection signal is calculated, is connected to after operational amplifier U1 output end while series resistance R3
Inverting input.
Reference picture 4, comparison means 2 include voltage comparator circuit and benchmark conciliation portion 21, and wherein benchmark adjustment portion is used
In offer light intensity reference signal and the size of light intensity reference signal can also be adjusted, and voltage comparator circuit compares light intensity inspection
Survey the size of signal and light intensity reference signal and aging prompting is exported when light-intensity test signal is less than light intensity reference signal and believe
Number, the physical circuit of voltage comparator circuit and benchmark adjustment portion is connected as:
Voltage comparator circuit includes voltage comparator U2 and resistance R2, and benchmark adjustment portion includes slide rheostat RW,
Wherein voltage comparator U2 in-phase input end is connected to operational amplifier U1 output end to receive light-intensity test signal, voltage
Power supply is connected to after comparator U2 inverting input series resistance R2, voltage comparator U2 reverse input end is connected to simultaneously
A slide rheostat RW fixing end, slide rheostat RW sliding end and another fixing end ground connection, voltage comparator U2's
Output end exports aging cue.
Reference picture 5, suggestion device 3 include with the on-off circuit 31 of break-make and being controlled by out in response to aging cue
The break-make on powered-down road 31 carries with the auditory tone cues portion 32 of sound production prompt and by the luminous light prompt portion 33 to be prompted
The circuit of showing device 3 is connected as:
On-off circuit 31 is transistor switching circuit 31, including NPN type triode VT1, resistance R5, relay KM1 and
Diode D1, wherein triode VT1 base stage are connected to voltage comparator U2 output end to receive aging cue, three poles
Series resistance R5 is connected to power supply to pipe VT1 base stage simultaneously, and triode VT1 colelctor electrode is connected to power supply, triode VT1 hair
It is grounded after emitter-base bandgap grading SRE KM1, triode VT1 emitter stage is connected to diode D1 negative electrode simultaneously, diode D1's
Plus earth;
Auditory tone cues portion 32 includes buzzer BUZZER and switch KM1-1, buzzer BUZZER one end are connected to power supply,
Other end series connection is grounded after being controlled by relay KM1 switch KM1-2, and light prompt portion 33 includes LED 1, hair
Optical diode LED1 anode is connected to power supply, and the negative electrode series connection of LED 1 is controlled by relay KM1 switch
It is grounded after KM1-1.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (7)
1. one kind sees color desk lamp optical detection system, it is characterized in that:Including for detecting LED light source luminous intensity and output intensity
The light intensity test device (1) of detection signal, with light intensity test device (1) be electrically connected with and compared with light-intensity test signal be less than light
Strong basis calibration signal with export the comparison means of aging cue (2) and with comparison means (2) be electrically connected with and in response to
Aging cue carries out the suggestion device (3) for prompting LED light source weathered.
2. according to claim 1 see color desk lamp optical detection system, it is characterized in that:The light intensity test device (1) includes
Export the light-intensity test portion (11) of detection signal corresponding with LED light source strength and be electrically connected with and incite somebody to action with light-intensity test portion (11)
Detection signal amplification is detected with the signal amplifying part (12) of output intensity detection signal.
3. according to claim 1 see color desk lamp optical detection system, it is characterized in that:The comparison means (2) includes being used for
Compare light-intensity test signal with light intensity reference signal size to export the voltage comparator circuit of aging cue and be used for
There is provided and adjust the benchmark adjustment portion of light intensity reference signal size.
4. according to claim 1 see color desk lamp optical detection system, it is characterized in that:The suggestion device (3) includes response
With the on-off circuit (31) of break-make and it is controlled by the break-make of on-off circuit (31) with the sound of sound production prompt in aging cue
Sound prompting part (32).
5. according to claim 4 see color desk lamp optical detection system, it is characterized in that:The on-off circuit (31) also electrically connects
It is connected to the luminous light prompt portion (33) to be prompted of control in response to on-off circuit (31).
6. one kind sees Se Tai, it is characterized in that:Including seeing color desk lamp optical detection system as described in claim 1 to 5 is any.
7. according to claim 6 see Se Tai, it is characterized in that:Also include being used for the table top (5) for placing chromaticity to be checked, it is described
Light intensity test device (1) is arranged at the center on table top (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720009320.2U CN206648805U (en) | 2017-01-03 | 2017-01-03 | See color desk lamp optical detection system and see Se Tai |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720009320.2U CN206648805U (en) | 2017-01-03 | 2017-01-03 | See color desk lamp optical detection system and see Se Tai |
Publications (1)
Publication Number | Publication Date |
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CN206648805U true CN206648805U (en) | 2017-11-17 |
Family
ID=60284135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720009320.2U Expired - Fee Related CN206648805U (en) | 2017-01-03 | 2017-01-03 | See color desk lamp optical detection system and see Se Tai |
Country Status (1)
Country | Link |
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CN (1) | CN206648805U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110933399A (en) * | 2019-11-12 | 2020-03-27 | 信利光电股份有限公司 | Detection method and device of light source equipment |
-
2017
- 2017-01-03 CN CN201720009320.2U patent/CN206648805U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110933399A (en) * | 2019-11-12 | 2020-03-27 | 信利光电股份有限公司 | Detection method and device of light source equipment |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20220103 |