CN110397869A - A kind of stage lamp control system and control method with protection photographed object safety - Google Patents
A kind of stage lamp control system and control method with protection photographed object safety Download PDFInfo
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- CN110397869A CN110397869A CN201910676245.9A CN201910676245A CN110397869A CN 110397869 A CN110397869 A CN 110397869A CN 201910676245 A CN201910676245 A CN 201910676245A CN 110397869 A CN110397869 A CN 110397869A
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- control unit
- photographed object
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- stage
- light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of stage lamp control system and control method with protection photographed object safety, control system includes control unit and the temperature detector that connect with control unit；Stage lighting is equipped with the lamp cap of light source and the motor for driving lamp cap change irradiation position in including, and control unit connect with motor and light source and is used to control stage lighting work；Temperature detector is set on lamp cap and for detecting photographed object real-time temperature T, stores safety threshold temperature T1 in control unit；As photographed object real-time temperature T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.Control unit is compared the safety threshold temperature T1 of storage with the photographed object real-time temperature T that temperature detector transmits, control whether stage lighting acts to eliminate harm according to comparison result, the prior art is passed through and is informed with the passive type of " label warnings ", become autonomous type and adjust defence, avoids the harm to lives and properties caused by factors such as improper uses.
Description
Technical field
The present invention relates to stage lighting technical fields, more particularly, to a kind of stage with protection photographed object safety
Lamp control system and control method.
Background technique
A lot of arenas event of fire occur for recent domestic, and a series of fire show that stage illumination, lighting fire protection design is ten
Divide important.Arenas fire originates from stage more, again a lot of in stage lighting system is out of control or improper use by its origin cause of formation, make by
According to the excessively high initiation spontaneous combustion of object temperature.
According to test, 100W incandescent light bulb in work, surface temperature is up to 200~300 DEG C；The incandescent lamp of 1000W
Light bulb, surface temperature is up to 300~500 DEG C；The tungsten halogen lamp of 1000W, surface temperature is up to 700~800 DEG C.Work as combustibility
When curtain is close to lamps and lanterns, usually only needs 20~30 minutes, will catch fire.Therefore, lamps and lanterns should at least be kept with flammable curtain
Certain safe distance.
This safe distance, prior art are that alarm tag is sticked on lamp, to keep special when informing user's use
Fixed safe distance, as shown in Figure 3.
However, stage environment has property complicated and changeable: carpet, plank, stage property etc. often do not reach fire protection flame retarding etc.
Grade, in addition certain high-power stage lamps are placed directly on the ground of stage, irradiation distance is extremely close.Once because of human negligence or being
It unites out of control, fixed point irradiation time is too long, and accident will occur.Therefore, prior art is informed by labelling passive type and is used
Family safe distance has limitation and great security risk.
Summary of the invention
The present invention is directed to overcome above-mentioned defect in the prior art, a kind of stage with protection photographed object safety is provided
Lamp control system passes through the prior art and is informed with the passive type of " label warnings ", becomes autonomous type and adjusts defence, avoids because making
The harm to lives and properties caused with the factors such as improper.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: provide a kind of with protection photographed object safety
Stage lamp control system, including control unit and the temperature detector being connect with control unit；Stage lighting includes interior equipped with light source
Lamp cap and for driving lamp cap to change the motor of irradiation position, control unit connect with motor and light source and is used to control stage
Lamp work；Temperature detector is set on lamp cap and for detecting photographed object real-time temperature T, stores secure threshold temperature in control unit
Spend T1；As photographed object real-time temperature T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.
This have protection photographed object safety stage lamp control system be also applicable in LED light, bubble light, laser lamp and
On searchlight, the harm to lives and properties caused by factors such as improper uses is avoided；Lamp cap, which changes irradiation position, can pass through lamp
Head rotation or translation are realized；The photographed object real-time temperature T of temperature detector detection can be in real time, be also possible to be spaced specific
Time.
In above scheme, temperature detector detection photographed object real-time temperature T is simultaneously transmitted to control unit, and control unit is to depositing
The safety threshold temperature T1 of storage is compared with photographed object real-time temperature T, if photographed object real-time temperature T > safety threshold temperature T1
When, control unit control stage lighting movement passes through the prior art and is informed with the passive type of " label warnings ", become to eliminate harm
It adjusts and defends at autonomous type, avoid the harm to lives and properties caused by factors such as improper uses.
Preferably, temperature detector is set near the light-emitting window of lamp cap, accurately to detect photographed object real time temperature T, into
And photographed object is preferably protected, avoid the harm to lives and properties caused by factors such as improper uses；Temperature detector is red
Unofficial biography temperature detector, the non-contact temperature detector of remaining type can also be with.
Preferably, stage lamp includes the pedestal with the arm of lamp cap rotation connection and with connection of rolling over；Motor packet
Motor vertical and horizontal motor are included, for driving lamp cap relative arm to rotate in vertical direction, horizontal motor is used for motor vertical
Driving arm rotates in the horizontal direction relative to pedestal.
Preferably, as photographed object real-time temperature T > safety threshold temperature T1, the lamp cap of control unit control stage lighting changes
Become the movement of at least one of irradiation position or light source gradual change drop power to eliminate harm.Control unit passes through motor-drive circuit
Control motor gradually rotates low-angle to control lamp cap rotation, and the light that stage lighting is issued avoids photographed object to reach and protect
Protect the purpose of photographed object；Control unit controls light source gradual change by driving circuit and drops power, can not change stage lamp color temperature
Under the premise of brightness is dropped, achieve the purpose that protect photographed object.Control unit can alternately drop in the rotation of control lamp cap or light source gradual change
Power is to protect photographed object.
It preferably, further include the human inductor being connect with control unit, for detecting whether stage lighting is irradiated to human body
On, human inductor induction region is that stage lighting projects hot spot region, preferably projection spot center；It is irradiated to when detecting
When human body, control unit control stage lighting movement is to eliminate harm.When stage performance, in addition to having carpet, plank, stage property on stage
Etc. non-human photographed object, numerous performers are also had, therefore also of crucial importance to the protection of human body；Since human body can bear most
The maximum temperature that high-temperature does not have non-human equal photographed objects can bear is high, so the secure threshold stored originally in control unit
Temperature T1 is not suitable as temperature threshold when protection human body；The setting of human inductor can directly protect human body from danger
Evil.
It is further preferred that human inductor is infrared temperature detector or thermal infrared imager, if the temperature symbol detected
Human body temperature is closed, control unit control stage lighting movement is to eliminate harm；Or human inductor is camera, is set in control unit
There is picture recognition module, the image of camera shooting has included human body if detecting, control unit controls stage lighting movement to disappear
Except harm.Camera matches progress human bioequivalence with picture recognition module and belongs to the prior art, and this will not be detailed here.
Preferably, when detect be irradiated to human body when, control unit control stage lighting flashing or light source gradual change drop power,
Or reduce secure threshold temperature temperature T1.Stage lighting flashing can remind people to walk about and shift one's position；It is directly logical that power drops in light source gradual change
Cross reduction brightness protection human body；The highest for not having non-human equal photographed objects can bear due to the maximum temperature that human body can bear
Temperature is high, so the temperature threshold when safety threshold temperature T1 stored originally in control unit is not suitable as protection human body,
It needs to reduce.
Another object of the present invention is to provide a kind of stage lamp control method with protection photographed object safety,
Using above-mentioned control system, include the following steps:
S1. temperature detector (s11) detects photographed object real-time temperature T and is transmitted to control unit；
S2. control unit is compared the safety threshold temperature T1 of storage with photographed object real-time temperature T；If photographed object is immediately warm
When spending T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.
It is further preferred that the mode for eliminating harm is one of following two mode or both of which in step S2
It works alternatively:
Mode 1): avoid photographed object；Control unit controls motor by motor-drive circuit and rotates so that lamp cap rotates, until temperature
Stop motor rotation when the photographed object real-time temperature T < safety threshold temperature T1 that degree detector detects；
Mode 2): power drops in light source gradual change；Control unit, which controls light source by driving circuit, reduces power.
Preferably, control unit controls motor by motor-drive circuit every time and rotates so that lamp cap deflects 2 ° -4 °.According to
Experience, rotate this angle can make stage lighting project facula position with it is not be overlapped before.
Preferably, after control unit controls motor rotation so that lamp cap rotation is multiple by motor-drive circuit, if every time
The photographed object real time temperature T that temperature detector detects is all larger than safety threshold temperature T1, and control unit passes through driving circuit control
Light source processed reduces power to eliminate harm.It may be selected relative to original position respectively to rotate lamp cap up and down when use primary；In this way
It can be protected and be shone by way of directly reducing light source power in the case where rotating the protection infeasible situation of photographed object by lamp cap
Object.
Preferably, when the elimination of light source gradual change drop power endangers, control unit makees primary drop function every time △ t control light source
Rate；Note is t at the time of detecting photographed object real-time temperature T > T1 for the first time1, ηtFunction, then drop in the fall power coefficient for indicating t moment
Rate coefficient expression formula are as follows:
ηt=1-0.01 (t-t1)/△t (1)；
Fall power coefficient ηtProduct with the light modulation value stored in control unit is the real-time function that control unit controls that light source reduces
Rate；△ t is typically chosen 1 second.
It is further preferred that if stage lighting be multiple bases when, fall power coefficient ηtWith each primary colours stored in control unit
The product of corresponding light modulation value is the realtime power that control unit controls that each primary colours of light source reduce.
Preferably, in light source gradual change drop power process, note is at the time of detecting photographed object real-time temperature T < T2 for the first time
t2, T2≤T1, fall power coefficient is denoted as η at this timet2If needing control unit control light source to be promoted restores power, note, which is promoted, restores function
Rate coefficient is ηt ’, until ηt ’Control unit control light source stops Variable power when=1；It is promoted and restores power coefficient ηt ’Expression formula are as follows:
ηt ’=ηt2+0.01(t-t2)/△t (2)。
Compared with prior art, the invention has the benefit that
1. temperature detector detection photographed object real-time temperature T is simultaneously transmitted to control unit, secure threshold of the control unit to storage
Temperature T1 is compared with photographed object real-time temperature T, if when photographed object real-time temperature T > safety threshold temperature T1, control unit
Control stage lighting movement passes through the prior art and is informed with the passive type of " label warnings ", become autonomous type tune to eliminate harm
Section defence, avoids the harm to lives and properties caused by factors such as improper uses.
2. the control system automatic sensing photographed object temperature can eliminate harm when photographed object temperature exceeding standard automatically, without by hand
Operation is intervened.
3. the control system eliminates the mode of harm automatically, with dynamic progressive change mode, make light of stage expression effect
Only influenced by bottom line.
Detailed description of the invention
Fig. 1 is a kind of functional block diagram of the stage lamp control system with protection photographed object safety of the present embodiment.
Fig. 2 is the structural schematic diagram of stage lighting in the present embodiment.
Fig. 3 is that " label warnings " mark is schemed in the prior art.
Attached drawing mark: s1 lamp cap；S11 range sensor；S12 light-emitting window；S2 arm；S21 motor vertical；The horizontal electricity of s22
Machine；S3 pedestal.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omission of the possibility of certain known features and its explanation be will be understood by attached drawing.
Embodiment
It is as shown in Figure 1 a kind of stage lamp control system with protection photographed object safety of the present embodiment, including control
Unit and the temperature detector s11 being connect with control unit；Stage lighting include in equipped with light source lamp cap s1 and for driving lamp
Head s1 changes the motor of irradiation position, and light source is equipped in lamp cap s1, and control unit connect with motor and light source and is used to control dance
Desk lamp work；Temperature detector s11 is set on lamp cap s1 and for detecting photographed object real-time temperature T, storage peace in control unit
Full threshold temperature T1；As photographed object real-time temperature T > safety threshold temperature T1, control unit controls stage lighting movement to eliminate
Harm.
This have protection photographed object safety stage lamp control system be also applicable in LED light, bubble light, laser lamp and
On searchlight, the harm to lives and properties caused by factors such as improper uses is avoided；Lamp cap s1 changes irradiation position and can pass through
Lamp cap s1 rotation or translation are realized；The photographed object real-time temperature T of temperature detector s11 detection can be in real time, be also possible to
It is spaced specific time.
In the present embodiment, temperature detector s11 detection photographed object real-time temperature T is simultaneously transmitted to control unit, control unit
The safety threshold temperature T1 of storage is compared with photographed object real-time temperature T, if photographed object real-time temperature T > secure threshold temperature
When spending T1, control unit control stage lighting movement passes through the prior art and is accused with the passive type of " label warnings " to eliminate harm
Know, becomes autonomous type and adjust defence, avoid the harm to lives and properties caused by factors such as improper uses.
Wherein, temperature detector s11 is warm in real time accurately to detect photographed object near the light-emitting window s12 of lamp cap s1
T is spent, and then preferably protects photographed object, avoids the harm to lives and properties caused by factors such as improper uses；Temperature detection
Device s11 is infrared temperature detector, the non-contact temperature detector of remaining type can also be with.
In addition, stage lighting includes the pedestal s3 with the arm s2 of lamp cap s1 rotation connection and with arm s2 rotation connection；Electricity
Machine includes motor vertical s21 and horizontal motor s22, and motor vertical s21 is for driving lamp cap s1 relative arm s2 in vertical direction
Rotation, horizontal motor s22 is for driving arm s2 to rotate in the horizontal direction relative to pedestal s3.
Wherein, as photographed object real-time temperature T > safety threshold temperature T1, control unit controls the lamp cap (s1) of stage lighting
Change the movement of at least one of irradiation position or light source gradual change drop power to eliminate harm.Control unit passes through motor driven electricity
Road control motor gradually rotates low-angle to control lamp cap rotation, and the light that stage lighting is issued avoids photographed object to reach
Protect the purpose of photographed object；Control unit controls light source gradual change by driving circuit and drops power, can not change stage light color
Brightness is dropped under the premise of temperature, achievees the purpose that protect photographed object.Control unit can the alternately rotation of control lamp cap or light source gradual change
Power is dropped to protect photographed object.
It further include the human inductor being connect with control unit in the present embodiment, for detecting whether stage lighting is irradiated to
On human body, human inductor induction region is that stage lighting projects hot spot region, preferably projection spot center；When detecting photograph
When being mapped to human body, control unit control stage lighting movement is to eliminate harm.When stage performance, on stage in addition to have carpet, plank,
The non-human photographed object such as stage property also has numerous performers, therefore also of crucial importance to the protection of human body；Since human body can bear
The maximum temperature maximum temperature that does not have non-human equal photographed objects can bear it is high, so the safety stored originally in control unit
Threshold temperature T1 is not suitable as temperature threshold when protection human body；The setting of human inductor can directly protect human body from
Harm.
Wherein, human inductor is infrared temperature detector or thermal infrared imager, if the temperature detected meets human temperature
Degree, control unit control stage lighting movement is to eliminate harm；Or human inductor is camera, is equipped with image in control unit and knows
Other module, if detecting, the image of camera shooting has included human body, and control unit control stage lighting movement is to eliminate harm.Control
Element memory processed stores up human body temperature, the human body temperature of temperature and storage that infrared temperature detector or thermal infrared imager are detected
It is compared, that is, knows human body whether in stage lighting projection hot spot region；Camera matched with picture recognition module into
Row human bioequivalence belongs to the prior art, and this will not be detailed here.
In addition, when detecting that when being irradiated to human body, control unit controls stage lighting flashing or power drops in light source gradual change, or
Reduce secure threshold temperature temperature T1.Stage lighting flashing can remind people to walk about and shift one's position；Light source gradual change drop power directly passes through
It reduces brightness and protects human body；The highest temperature for not having non-human equal photographed objects can bear due to the maximum temperature that human body can bear
Degree is high, so the temperature threshold when safety threshold temperature T1 stored originally in control unit is not suitable as protection human body, needs
It reduces.
The present embodiment additionally provides a kind of stage lamp control method with protection photographed object safety, uses above-mentioned control
System includes the following steps:
S1. temperature detector s11 detects photographed object real-time temperature T and is transmitted to control unit；
S2. control unit is compared the safety threshold temperature T1 of storage with photographed object real-time temperature T；If photographed object is immediately warm
When spending T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.
Wherein, in step S2, the mode for eliminating harm is that one of following two mode or both of which replace work
Make: mode 1): avoid photographed object；Control unit by motor-drive circuit control motor rotate so that lamp cap s1 rotate, until
Stop motor rotation when the photographed object real-time temperature T < safety threshold temperature T1 that temperature detector s11 is detected；
Mode 2): power drops in light source gradual change；Control unit, which controls light source by driving circuit, reduces power.
It rotates in addition, control unit controls motor by motor-drive circuit every time so that lamp cap s1 deflects 2 ° -4 °.According to
Experience, rotate this angle can make stage lighting project facula position with it is not be overlapped before.
Wherein, after control unit controls motor rotation so that lamp cap s1 rotation is multiple by motor-drive circuit, if every time
The photographed object real time temperature T that temperature detector s11 is detected is all larger than safety threshold temperature T1, and control unit passes through driving circuit
Control light source reduces power to eliminate harm.It may be selected relative to original position respectively to rotate lamp cap s1 up and down when use primary；
It can be protected by way of directly reducing light source power in through the lamp cap s1 rotation protection infeasible situation of photographed object in this way
Protect photographed object.
In addition, control unit makees primary drop function every time △ t control light source when light source gradual change drop power elimination endangers
Rate；Note is t at the time of detecting photographed object real-time temperature T > T1 for the first time1, ηtFunction, then drop in the fall power coefficient for indicating t moment
Rate coefficient expression formula are as follows:
ηt=1-0.01 (t-t1)/△t (1)；
Fall power coefficient ηtProduct with the light modulation value stored in control unit is the real-time function that control unit controls that light source reduces
Rate；△ t is typically chosen 1 second.
In addition, if stage lighting be multiple bases when, fall power coefficient ηtTune corresponding with each primary colours stored in control unit
The product of light value is the realtime power that control unit controls that each primary colours of light source reduce.
In the present embodiment, light source gradual change drop power process in, note for the first time detect photographed object real-time temperature T < T2 when
Carving is t2, T2≤T1, fall power coefficient is denoted as η at this timet2If needing control unit control light source to be promoted restores power, note is promoted extensive
Complex power coefficient is ηt ’, until ηt ’Control unit control light source stops Variable power when=1；It is promoted and restores power coefficient ηt ’Expression
Formula are as follows:
ηt ’=ηt2+0.01(t-t2)/△t (2)。
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc. should all be comprised within the scope of protection of the claims of the present invention.
Claims (14)
1. it is a kind of with protection photographed object safety stage lamp control system, which is characterized in that including control unit and with control
The temperature detector (s11) of unit connection processed；Stage lighting include in equipped with light source lamp cap (s1) and for driving lamp cap (s1)
Change the motor of irradiation position, control unit connect with motor and light source and is used to control stage lighting work；Temperature detector
(s11) it is set on lamp cap (s1) and for detecting photographed object real-time temperature T, the interior storage safety threshold temperature T1 of control unit；When
When photographed object real-time temperature T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.
2. a kind of stage lamp control system with protection photographed object safety according to claim 1, which is characterized in that
Temperature detector (s11) is infrared temperature detector.
3. a kind of stage lamp control system with protection photographed object safety according to claim 1, which is characterized in that
Stage lighting includes the pedestal (s3) with the arm (s2) of lamp cap (s1) rotation connection and with arm (s2) rotation connection；Motor includes
Motor vertical (s21) and horizontal motor (s22), motor vertical (s21) is for driving lamp cap (s1) relative arm (s2) vertical
Direction rotation, horizontal motor (s22) is for driving arm (s2) to rotate in the horizontal direction relative to pedestal (s3).
4. a kind of stage lamp control system with protection photographed object safety according to any one of claims 1 to 3,
It is characterized in that, as photographed object real-time temperature T > safety threshold temperature T1, the lamp cap (s1) that control unit controls stage lighting changes
The movement of at least one of irradiation position or light source gradual change drop power is to eliminate harm.
5. a kind of stage lamp control system with protection photographed object safety according to claim 1, which is characterized in that
It further include the human inductor being connect with control unit, for detecting whether stage lighting is irradiated to human body, human inductor sense
Answering region is that stage lighting projects hot spot region；When detect be irradiated to human body when, control unit control stage lighting movement with
Eliminate harm.
6. a kind of stage lamp control system with protection photographed object safety according to claim 5, which is characterized in that
Human inductor is infrared temperature detector or thermal infrared imager, if the temperature detected meets human body temperature, control unit control
Stage lighting movement processed is to eliminate harm；Or human inductor is camera, is equipped with picture recognition module in control unit, if detection
The image shot to camera has included human body, and control unit control stage lighting movement is to eliminate harm.
7. a kind of stage lamp control system with protection photographed object safety according to claim 5, which is characterized in that
When detecting when being irradiated to human body, control unit controls stage lighting flashing or power, or reduction secure threshold temperature drop in light source gradual change
Spend T1.
8. a kind of stage lamp control method with protection photographed object safety, which is characterized in that using described in claim 1
Control system includes the following steps:
S1. temperature detector (s11) detects photographed object real-time temperature T and is transmitted to control unit；
S2. control unit is compared the safety threshold temperature T1 of storage with photographed object real-time temperature T；If photographed object is immediately warm
When spending T > safety threshold temperature T1, control unit control stage lighting movement is to eliminate harm.
9. a kind of stage lamp control method with protection photographed object safety according to claim 8, which is characterized in that
In step S2, the mode for eliminating harm is that one of following two mode or both of which work alternatively:
Mode 1): avoid photographed object；Control unit controls motor by motor-drive circuit and rotates so that lamp cap (s1) rotates, directly
Stop motor rotation when the photographed object real-time temperature T < safety threshold temperature T1 detected to temperature detector (s11)；
Mode 2): power drops in light source gradual change；Control unit, which controls light source by driving circuit, reduces power.
10. a kind of stage lamp control method with protection photographed object safety according to claim 9, feature exist
In control unit controls motor by motor-drive circuit every time and rotates so that lamp cap (s1) deflects 2 ° -4 °.
11. a kind of stage lamp control method with protection photographed object safety according to claim 9, feature exist
In after control unit controls motor rotation so that lamp cap (s1) rotation is multiple by motor-drive circuit, if each temperature detection
The photographed object real-time temperature T that device (s11) detects is all larger than safety threshold temperature T1, and control unit controls light by driving circuit
Source reduces power to eliminate harm.
12. a kind of stage lamp control method with protection photographed object safety according to claim 9, feature exist
In when light source gradual change drop power elimination endangers, control unit makees primary drop power every time △ t control light source；Note is for the first time
It is t at the time of detecting photographed object real-time temperature T > T11, ηtIndicate the fall power coefficient of t moment, then fall power coefficient expression formula
Are as follows:
ηt=1-0.01 (t-t1)/△t (1)；
Fall power coefficient ηtProduct with the light modulation value stored in control unit is the real-time function that control unit controls that light source reduces
Rate.
13. a kind of stage lamp control method with protection photographed object safety according to claim 12, feature exist
In, if stage lighting is multiple bases, fall power coefficient ηtThe product of light modulation value corresponding with each primary colours stored in control unit
The realtime power that each primary colours of light source reduce is controlled for control unit.
14. a kind of stage lamp control method with protection photographed object safety according to claim 12, feature exist
In light source gradual change is dropped in power process, and note is t at the time of detecting photographed object real time temperature T < T2 for the first time2, T2≤T1, this
When fall power coefficient be denoted as ηt2If needing control unit control light source to be promoted restores power, it is η that note promotion, which restores power coefficient,t ’,
Until ηt ’Control unit control light source stops Variable power when=1；It is promoted and restores power coefficient ηt ’Expression formula are as follows:
ηt ’=ηt2+0.01(t-t2)/△t (2)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910676245.9A CN110397869B (en) | 2019-07-25 | 2019-07-25 | Stage lamp control system and control method capable of protecting security of illuminated object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910676245.9A CN110397869B (en) | 2019-07-25 | 2019-07-25 | Stage lamp control system and control method capable of protecting security of illuminated object |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110397869A true CN110397869A (en) | 2019-11-01 |
| CN110397869B CN110397869B (en) | 2021-10-12 |
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| CN201910676245.9A Active CN110397869B (en) | 2019-07-25 | 2019-07-25 | Stage lamp control system and control method capable of protecting security of illuminated object |
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| CN110397869B (en) | 2021-10-12 |
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