CN112165749B - City railway train guest room lamps and lanterns detection device that adjusts luminance - Google Patents
City railway train guest room lamps and lanterns detection device that adjusts luminance Download PDFInfo
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- CN112165749B CN112165749B CN202010993931.1A CN202010993931A CN112165749B CN 112165749 B CN112165749 B CN 112165749B CN 202010993931 A CN202010993931 A CN 202010993931A CN 112165749 B CN112165749 B CN 112165749B
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 241001465382 Physalis alkekengi Species 0.000 title claims description 3
- 239000000523 sample Substances 0.000 claims abstract description 35
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 5
- 238000005286 illumination Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/12—Controlling the intensity of the light using optical feedback
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention relates to a light dimming detection device for a passenger room lamp of an urban railway train, which comprises a shell, an LED lighting module, an internal illuminometer probe, a control module, an external illuminometer probe, a digital display screen, a brightness adjusting knob, a power button switch and a power module, wherein the LED lighting module is arranged on the shell; the shell is provided with a cavity, and the cavity is provided with an opening; the internal illuminometer probe is arranged in the cavity and is used for measuring the internal brightness of the cavity; the external illuminometer probe is arranged outside the shell and is used for measuring the ambient brightness; the digital display screen is used for displaying the internal brightness value and the environment brightness value of the cavity in real time under the control of the control module; the brightness adjusting knob is used for adjusting the brightness of the LED lighting module. The device can simulate the continuous change of the brightness of the external environment, further fully verify the function of automatically adjusting the brightness of the passenger room lamp, is suitable for detecting the dimming of the passenger room lamps of various vehicle types, has the advantages of small volume, light weight, portability and easy hand holding, and is simple to operate, easy to use and strong in practicability.
Description
Technical Field
The invention relates to the technical field of rail vehicle manufacturing, in particular to a dimming detection device for a passenger room lamp of an urban railway train.
Background
At present, most of urban railway train passenger room lamps adopt a mode of automatically adjusting brightness. A dimming controller and an optical sensor are installed in the passenger room, the optical sensor transmits brightness information in the passenger room collected in real time to the dimming controller, the dimming controller intelligently adjusts the brightness of a lamp according to the brightness in the passenger room, and the brightness in the passenger room is always kept in a set range no matter whether a clear day or a cloudy day or a vehicle enters a tunnel. Because the vehicle is positioned in a fixed ring in a workshop during debugging, the change of the ambient brightness in a short time is not obvious, and the brightness change of the lamp in the guest room cannot be observed by naked eyes. The existing test method is to shield the light sensor by hands or opaque objects, simulate the external environment to be dark, and observe the brightness change condition of the lamp in a passenger room, so as to realize the dimming test of the lamp, but the test method has many problems:
firstly, only one environment brightness is simulated, and the process that the brightness of the room lamp continuously changes along with the change of the external environment cannot be observed;
secondly, the brightness change of the lamp in the testing process can only be observed by naked eyes, and the lamp cannot be verified by an accurate numerical value, so that the dimming testing precision of the lamp is low.
Disclosure of Invention
The invention provides a device for detecting dimming of a lamp in a passenger room of an urban railway train, which aims to solve the problems that the dimming test precision of the lamp is low because the dimming test process of the lamp in the passenger room of the urban railway train is only simulated to obtain one type of environmental brightness and the process that the brightness of the lamp in the passenger room is continuously changed along with the change of the external environment cannot be observed, and the brightness change of the lamp in the test process can only be observed by naked eyes and cannot be verified by an accurate numerical value.
In order to solve the technical problems, the invention adopts the following technical scheme:
a passenger room lamp dimming detection device for an urban railway train comprises:
the lamp dimming detection device comprises a shell, wherein a cavity is formed in the shell, an opening is formed in the cavity, when the lamp dimming detection is carried out, an optical sensor is located in the cavity, and the opening abuts against a side top plate where the optical sensor is located;
the LED lighting module is arranged in the cavity and used for providing a lighting source with adjustable brightness for the optical sensor;
the internal illuminometer probe is arranged in the cavity and used for measuring the internal brightness of the cavity and sending the internal brightness information to the control module;
The external illuminometer probe is arranged outside the shell and used for measuring the ambient brightness and sending the ambient brightness information to the control module;
the digital display screen is arranged outside the shell and used for displaying the internal brightness value and the environmental brightness value of the cavity in real time under the control of the control module;
the brightness adjusting knob is used for adjusting the brightness of the LED illuminating module;
a power module for supplying power to the LED lighting module, the internal illuminometer probe, the control module, the external illuminometer probe and the digital display screen;
and the power supply button switch is used for controlling the power supply on-off of the LED lighting module, the internal illuminometer probe, the control module, the external illuminometer probe and the digital display screen.
Compared with the prior art, the invention has the following beneficial effects:
1. the dimming detection device can simulate the continuous change of the brightness of the external environment, further fully verify the function of automatic brightness adjustment of the passenger room lamp, and is suitable for dimming detection of the passenger room lamp of various vehicle types;
2. the dimming detection device can measure the specific brightness value of the passenger room, so that the dimming detection of the lamp in the passenger room is more convenient and accurate, the product quality is effectively improved, and the riding comfort is improved;
3. The dimming detection device has the advantages of small volume, light weight, portability and easiness in hand holding.
4. The dimming detection device is simple to operate, easy to use and high in practicability.
Drawings
Fig. 1 is a cross-sectional view of a light dimming detection device for a passenger compartment of an urban railway train according to an embodiment of the invention;
FIG. 2 is a schematic view of an application of the light modulation detection device for the passenger compartment lamps of the urban railway train of the present invention;
FIG. 3 is a side view of a light dimming detecting device for a passenger compartment light of an urban railway train according to the present invention;
fig. 4 is another side view of the light dimming detection device for the passenger compartment light of the urban railway train.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.
In one embodiment, as shown in fig. 1-2, the invention provides a dimming detection device for a lamp in a passenger room of an urban railway train, which comprises a shell 1, an LED lighting module 4, an internal illuminometer probe 5, a control module 6, an external illuminometer probe 7, a digital display screen 8, a brightness adjusting knob 9, a power button switch 10 and a power module, wherein the LED lighting module 4, the internal illuminometer probe 5, the external illuminometer probe 7, the digital display screen 8, the brightness adjusting knob 9, the power button switch 10 and the power module are respectively connected with the control module 6.
The cavity 2 is formed in the shell 1, the cavity 2 is provided with an opening, when the urban railway train passenger room lamp dimming detection is carried out, the opening is aligned to the optical sensor 3, the optical sensor 3 is arranged in the cavity 2, and the opening of the cavity 2 is abutted to the side top plate where the optical sensor 3 is located.
Preferably, the shape of the housing 1 may be a cylindrical shape or a rectangular parallelepiped shape or the like, which is easy to hold by an operator.
Preferably, the material of the housing 1 is metal or opaque plastic.
The LED lighting module 4 is disposed inside the cavity 2 and is used for providing a light sensor 3 with a lighting source with adjustable brightness. The LED lighting module 4 in the embodiment can be realized by adopting a plurality of patch type LEDs, the plurality of patch type LEDs are circumferentially and uniformly distributed on the inner wall of the cavity 2, and can provide a lighting source with adjustable brightness and uniform illumination for the light sensor 3.
The internal illuminometer probe 5 is arranged inside the cavity 2 and used for measuring the internal brightness of the cavity 2 and sending the measured internal brightness information to the control module 6 for processing by the control module 6.
The external illuminometer probe 7 is arranged outside the housing 1, for example, as shown in fig. 1 and 2, the external illuminometer probe 7 is arranged at the rear end of the housing 1, and is used for measuring the ambient brightness of the passenger room where the whole device is located, and sending the measured ambient brightness information to the control module 6 for processing by the control module 6.
The digital display screen 8 is arranged outside the shell 1 and used for displaying an internal brightness value measured by the internal illuminometer probe 5 and an environmental brightness value measured by the external illuminometer probe 7 in real time under the control of the control module 6 so as to be checked by an operator.
The brightness adjustment knob 9 is used to adjust the brightness of the LED illumination module 4. The brightness adjusting knob 9 is disposed on the housing 1 and protrudes from the housing 1, and the brightness adjusting knob 9 can adjust the brightness of the LED lighting module 4, for example, the brightness of the LED lighting module 4 becomes larger when the brightness adjusting knob 9 is rotated clockwise, and the brightness of the LED lighting module 4 becomes smaller when the brightness adjusting knob 9 is rotated counterclockwise. Furthermore, the periphery of the side surface of the brightness adjusting knob 9 is provided with threads so as to increase friction force and improve the sensitivity of brightness adjustment.
The power module can be independently arranged outside the shell 1, or can be arranged in the cavity 2 together with the control module 6, or the power module and the control module 6 are integrated together to form a power supply and control module. The power module is used for supplying power for the LED lighting module 4, the internal illuminometer probe 5, the control module 6, the external illuminometer probe 7 and the digital display screen 8, and the LED lighting module 4, the internal illuminometer probe 5, the control module 6, the external illuminometer probe 7 and the digital display screen 8 acquire electric energy required by normal work from the power module through the control module 6.
And the power button switch 10 is arranged on the shell 1 and is used for controlling the power on-off of the LED illumination module 4, the internal illuminometer probe 5, the control module 6, the external illuminometer probe 7 and the digital display screen 8. Similarly to the brightness adjustment knob 9, a power supply button switch 10 also protrudes from inside the casing 1. Preferably, the power button switch 10 is a self-locking type button switch.
Further, the brightness adjusting knob 9, the power button switch 10 and the digital display screen 8 are all disposed on the outer side wall of the casing 1, and the brightness adjusting knob 9 and the power button switch 10 are located on the same side, and the digital display screen 8 is located on the other side opposite to the brightness adjusting knob 9. As shown in fig. 3 and 4, the brightness adjusting knob 9 and the power button switch 10 are located on the same side of the housing 1, and the digital display screen 8 is located on the other side opposite to the brightness adjusting knob 9 and the power button switch 10, and the external structure thereof is fixed to the housing 1 or integrated with the housing 1, so that the digital display screen can be stably fixed.
Still referring to fig. 2, the light sensor 3 in the passenger compartment is located on the side ceiling, and the dimming detection device specifically operates as follows: a power button switch 10 of the dimming detection device is pressed, the LED illumination module 4 is lightened, the internal illuminometer probe 5 and the external illuminometer probe 7 start to work, and the digital display screen 8 displays the measured internal brightness value and the measured environment brightness value in real time; an operator holds the shell 1 of the dimming detection device by hand, covers the opening of the shell on the optical sensor 3, completely fits the periphery of the opening with the side top plate, and adjusts the brightness of the LED illumination module 4 by the brightness adjusting knob 9 (for example, clockwise rotates the brightness adjusting knob 9), and if the internal brightness value displayed on the digital display screen 8 is gradually increased and the environmental brightness value is gradually decreased, the passenger room lamp brightness automatic adjusting function, namely the dimming function, is proved to be normal; conversely, the brightness of the LED lighting module 4 is adjusted to be smaller by the brightness adjusting knob 9 (for example, the brightness adjusting knob 9 is rotated counterclockwise), and if it is observed that the internal brightness value displayed on the digital display screen 8 becomes smaller and the environmental brightness value becomes larger, it is proved that the automatic brightness adjusting function of the passenger room lamp, that is, the dimming function is normal. After the test is finished, the power button switch 10 of the dimming detection device is pressed, the LED lighting module 4 is turned off, and the internal illuminometer probe 5, the external illuminometer probe 7 and the digital display screen 8 stop working.
The invention provides an accurate, universal and simple dimming detection device for a passenger room lamp of an urban railway train, which can be suitable for detecting the brightness adjustment of the passenger room lamp of various vehicle types, not only can the continuous change process of the brightness of the lamp be observed by simulating the brightness change of the external environment, but also the dimming detection of the passenger room lamp can be more convenient and accurate through specific and accurate numerical certification, the product quality is effectively improved, and the riding comfort is improved. The invention has the following beneficial effects:
1. the dimming detection device can simulate the continuous change of the brightness of the external environment, further fully verify the function of automatic brightness adjustment of the passenger room lamp, and is suitable for dimming detection of the passenger room lamp of various vehicle types;
2. the dimming detection device can measure the specific brightness value of the passenger room, so that the dimming detection of the lamp in the passenger room is more convenient and accurate, the product quality is effectively improved, and the riding comfort is improved;
3. the dimming detection device has the advantages of small volume, light weight, portability and easiness in hand holding.
4. The dimming detection device is simple to operate, easy to use and high in practicability.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (7)
1. The utility model provides a detection device that adjusts luminance of city railway train guest room lamps and lanterns which characterized in that includes:
the lamp dimming detection device comprises a shell (1), wherein a cavity (2) is formed in the shell (1), an opening is formed in the cavity (2), when the lamp dimming detection is carried out, an optical sensor (3) is located in the cavity (2), and the opening abuts against a side top plate where the optical sensor (3) is located;
the LED lighting module (4) is arranged inside the cavity (2) and is used for providing a lighting source with adjustable brightness for the light sensor (3);
the internal illuminometer probe (5) is arranged in the cavity (2) and is used for measuring the internal brightness of the cavity (2) and sending the internal brightness information to the control module (6);
the external illuminometer probe (7) is arranged outside the shell (1) and is used for measuring the ambient brightness and sending the ambient brightness information to the control module (6);
The digital display screen (8) is arranged outside the shell (1) and is used for displaying the internal brightness value and the environment brightness value of the cavity (2) in real time under the control of the control module (6);
a brightness adjusting knob (9) for adjusting the brightness of the LED lighting module (4);
the power supply module is used for supplying power to the LED lighting module (4), the internal illuminometer probe (5), the control module (6), the external illuminometer probe (7) and the digital display screen (8);
and the power supply button switch (10) is used for controlling the power supply on-off of the LED lighting module (4), the internal illuminometer probe (5), the control module (6), the external illuminometer probe (7) and the digital display screen (8).
2. The city railway train passenger room lamp dimming detection device as claimed in claim 1,
the LED lighting module (4) is a plurality of patch type LEDs, and the patch type LEDs are circumferentially and uniformly distributed on the inner wall of the cavity (2).
3. The city railway train passenger room lamp dimming detection device as claimed in claim 1 or 2,
the brightness adjusting knob (9), the power button switch (10) and the digital display screen (8) are arranged on the outer side wall of the shell (1), the brightness adjusting knob (9) and the power button switch (10) are located on the same side, and the digital display screen (8) is located on the other side opposite to the brightness adjusting knob (9).
4. The urban railway train passenger compartment lamp dimming detection device according to claim 1 or 2,
the power supply button switch (10) is a self-locking button switch.
5. The urban railway train passenger compartment lamp dimming detection device according to claim 1 or 2,
and threads are arranged on the periphery of the side face of the brightness adjusting knob (9).
6. The urban railway train passenger compartment lamp dimming detection device according to claim 1 or 2,
the shape of the shell (1) is cylindrical.
7. The city railway train passenger room lamp dimming detection device as claimed in claim 1 or 2,
the shell (1) is made of metal or opaque plastic.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010993931.1A CN112165749B (en) | 2020-09-21 | 2020-09-21 | City railway train guest room lamps and lanterns detection device that adjusts luminance |
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| CN202010993931.1A CN112165749B (en) | 2020-09-21 | 2020-09-21 | City railway train guest room lamps and lanterns detection device that adjusts luminance |
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| CN112165749B true CN112165749B (en) | 2022-06-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112738956B (en) * | 2021-01-07 | 2022-08-19 | 浙江农林大学暨阳学院 | Automobile indoor lamp illumination self-adaptive system and control method |
| CN114126144B (en) * | 2021-12-06 | 2024-05-10 | 深圳市时誉高精科技有限公司 | LED light modulator and dimming system based on pulse width modulation |
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