CN215576055U - LED light supplement lamp - Google Patents
LED light supplement lamp Download PDFInfo
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- CN215576055U CN215576055U CN202121321667.3U CN202121321667U CN215576055U CN 215576055 U CN215576055 U CN 215576055U CN 202121321667 U CN202121321667 U CN 202121321667U CN 215576055 U CN215576055 U CN 215576055U
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Abstract
The utility model provides an LED light supplement lamp, which comprises a control module, a light source module and a control module, wherein the control module is used for receiving an external trigger signal and sending a control signal; the power supply module is connected with the control module and used for receiving the control signal and sending out current pulse; and the light-emitting module is connected with the power supply module and used for receiving the current pulse and then emitting light rays with corresponding illumination intensity and frequency so as to enable the LED light supplement lamp to work in a low-brightness normally-on mode, a medium-brightness stroboscopic mode, a high-brightness flashing mode or an ultrahigh-brightness transient flashing mode. The LED light supplement lamp has multiple light emitting modes, can be applied to multiple scenes, and avoids the defects that a xenon explosion lamp is short in service life, high in maintenance cost and large in power consumption and is easy to bring discomfort to people; clear shooting effect can be obtained by penetrating through the automobile window; the LED lamp is environment-friendly, energy-saving, high in luminous efficiency and high in response speed; the integration of the control module and the power module further reduces the size of the lamp, simplifies signal transmission and improves the stability of the product.
Description
Technical Field
The utility model relates to the field of illumination, in particular to an LED light supplement lamp.
Background
At present, in order to make the pictures shot by the camera clearer, a light supplementing device needs to be added to the camera in many occasions, but due to the difference of application scenes, the requirements for the light supplementing intensity and the light supplementing time of the light supplementing device often have differences, and even the irradiation requirements in a specific direction and an angle range may be needed. In addition, the light supplement requirements of the same application scene in different environments can be different, for example, the light supplement requirements of the monitoring light supplement equipment at the high-speed bayonet in the daytime and at night can be different. The light filling device of daytime and evening can be divided into two kinds in the prior art, and xenon is used to explode the lamp and carries out the light filling daytime, uses white light LED to carry out the light filling evening. However, at least two sets of power supply control systems are required, and at least two sets of systems are also required for management and monitoring. Some manufacturers integrate xenon explosion lamps with LED lamps, simplifying the lamp body system. However, the xenon explosion lamp adopts the light-emitting principle that xenon is excited by high voltage to emit light by discharge, so that the service life of the lamp is greatly influenced, and the later maintenance cost is high; meanwhile, the working energy consumption of the xenon explosion lamp is far higher than that of an LED lamp, the peak power of the xenon explosion lamp can generally reach more than 500W, and the power of the LED lamp is about 20W; in addition, the xenon lamp has wide lighting range during flashing, and is easy to cause discomfort for drivers.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the prior art, the present invention provides an LED light supplement lamp to solve the problem that the light supplement device in the prior art cannot meet the light supplement requirements of different application scenarios and different environments.
In order to achieve the above object, the present invention provides an LED fill-in light, including: the control module is used for receiving an external trigger signal and sending out a control signal; the power supply module is connected with the control module and used for receiving the control signal and sending out current pulse; and the light-emitting module is connected with the power supply module and used for receiving the current pulse and then emitting light rays with corresponding intensity and frequency so that the LED light supplement lamp works in a low-brightness normally-on mode, a medium-brightness stroboscopic mode, a high-brightness flashing mode or an ultrahigh-brightness transient flashing mode.
In a preferred embodiment of the present invention, the control module is in communication connection with an external trigger device, and receives the external trigger signal sent by the control module; the external trigger device includes an image pickup device.
In a preferred embodiment of the present invention, the external trigger signal includes any one or a combination of a plurality of kinds of a shooting frequency, a shooting exposure time, and an ambient light intensity of the image pickup apparatus.
In a preferred embodiment of the present invention, the control module receives the external trigger signal and then sends out a low-brightness normally-on control signal; and the power supply module continuously sends out low-current pulses to the light emitting module after receiving the low-brightness normally-on control signal so as to enable the LED light supplement lamp to work in the low-brightness normally-on mode.
In a preferred embodiment of the present invention, the control module sends a middle brightness strobe control signal after receiving the external trigger signal; the power supply module periodically sends a medium current pulse to the light emitting module after receiving the medium brightness stroboscopic control signal so as to enable the LED fill light to work in the medium brightness stroboscopic mode.
In a preferred embodiment of the present invention, the control module sends a high brightness flashing control signal after receiving the external trigger signal; and the power supply module sends a short-time high-current pulse to the light emitting module after receiving the high-brightness flashing control signal so as to enable the LED light supplement lamp to work in the high-brightness flashing mode.
In a preferred embodiment of the present invention, the control module sends an ultra-high brightness transient flashing control signal after receiving the external trigger signal; and the power supply module sends an ultrahigh current pulse to the light emitting module after receiving the ultrahigh brightness transient flashing control signal so as to enable the LED fill light to work in the ultrahigh brightness transient flashing mode.
In a preferred embodiment of the present invention, the power module is integrated with the control module.
In a preferred embodiment of the utility model, the external triggering device comprises an illumination intensity sensor.
In a preferred embodiment of the present invention, the power module and the control module are of a flat type integrated structure.
As described above, the LED fill-in light of the present invention has the following beneficial effects: the method has the advantages that the light emitting modes such as low-brightness normal-brightness, medium-brightness stroboflash, high-brightness flash, ultrahigh-brightness transient flash and the like are realized, and various light emitting modes can adapt to different application scenes, so that the method has a good application range, such as camera light supplement, conventional illumination, monitoring bayonets and the like; the utility model is particularly suitable for road gates, provides illumination for roads at night, supplements light when an object passes through so as to obtain clear vehicle information, and can flexibly adjust the time and the intensity of the supplemented light according to the shooting frequency and the shooting exposure time of the camera equipment; the LED has the advantages that the excellent performance of the LED is fully utilized, the excellent light interception performance can be formed through secondary optical design, the sufficient luminous efficiency is realized in a specified area, the LED can penetrate through the automobile window, and the clearer shooting effect is realized; the LED lamp has the excellent performances of environmental protection, energy conservation, high luminous efficiency, high response speed and the like; the defects of short service life, high maintenance cost, high power consumption and easily uncomfortable feeling to people of the xenon explosion lamp are avoided.
Drawings
Fig. 1 is a schematic structural diagram of an LED fill-in light according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the purpose of the present invention. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present invention is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Spatially relative terms, such as "upper," "lower," "left," "right," "lower," "below," "lower," "above," "upper," and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature as illustrated in the figures.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," and/or "comprising," when used in this specification, specify the presence of stated features, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, operations, elements, components, items, species, and/or groups thereof. The terms "or" and/or "as used herein are to be construed as inclusive or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions or operations are inherently mutually exclusive in some way.
The utility model provides an LED light supplement lamp with multiple light emitting modes, which makes full use of the excellent performance of an LED and overcomes the defects of a light supplement system consisting of a xenon explosion lamp and a white light LED in the prior art. The LED lamp can form excellent light interception performance through secondary optical design, has enough luminous efficiency in a designated area, can penetrate through the window of an automobile, and has a clearer shooting effect; and has the excellent performances of environmental protection, energy conservation, high luminous efficiency, high response speed and the like.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions in the embodiments of the present invention are further described in detail by the following embodiments in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1, an embodiment of the utility model provides a schematic structural diagram of an LED fill-in light 10, which includes: the device comprises a control module 12, a power supply module 14 and a light emitting module 16, wherein the control module 12 is used for receiving an external trigger signal and sending out a control signal; the power module 14 is connected with the control module 12 and is used for receiving the control signal and sending out current pulse; the light emitting module 16 is connected to the power module 14, and configured to emit light with corresponding intensity and frequency after receiving the current pulse, so that the LED light supplement lamp 10 operates in a low-brightness normally-on mode, a medium-brightness stroboscopic mode, a high-brightness flashing mode, or an ultra-high-brightness transient flashing mode.
Specifically, the control module 12 may employ an MCU processor, a CPU processor, an Soc processor, an FPGA processor, or a DSP processor, etc. The control module 12 is communicatively connected to the power module 14 to send a control signal to the power module 14 to change the power supply mode thereof, and thus the light emitting mode of the light emitting module 16. It should be noted that the communication connection includes, but is not limited to, a telecommunication connection, a wireless connection, or an electromagnetic coupling connection.
The power module 14 is a power supply that can be directly attached to the printed circuit board, and specifically, a green power module, a switching power module, a converter, a UPS, a converter power supply, a dc power module, a filter, etc. can be used, which can adjust the magnitude and frequency of the emitted current pulse according to the variation of the control signal received from the control module 12.
The light emitting module 16 may specifically adopt an LED infrared light emitting unit, an LED white light emitting unit, and the like, wherein the infrared light emitting unit may select invisible light with a wavelength of 850nm and a wavelength of 940nm, and has the characteristics of concealment and energy saving, and is particularly suitable for the monitoring field; the white light emitting unit is mainly used for supplementary brightness and illumination.
The control module 12 is connected to an external trigger device (not shown) in a communication manner, and receives the external trigger signal transmitted by the external trigger device; the external trigger device includes an image pickup device. The image pickup apparatus includes image pickup means, storage means, and processing means. The image capturing device includes but is not limited to: cameras, video cameras, camera modules integrated with optical systems or CCD chips, camera modules integrated with optical systems and CMOS chips, and the like. The external trigger device further comprises an illumination intensity sensor. The external trigger signal includes a shooting frequency, an exposure time, and an ambient light intensity of the image pickup apparatus.
The LED fill light 10 provided in this embodiment includes multiple light emitting modes, such as a low-luminance normal-luminance mode, a medium-luminance strobe mode, a high-luminance burst mode, and an ultra-high-luminance transient burst mode, and the multiple light emitting modes can adapt to the demands on fill light time and fill light intensity under different application scenarios (such as a road monitoring bayonet, a monitoring bayonet in a building, and the like) and different environments (such as day and night).
In some examples, the control module 12 sends out a low-brightness normally-bright control signal after receiving the external trigger signal; after receiving the low-brightness and normally-on control signal, the power module 14 continuously sends a low-current pulse to the light emitting module 16, so that the LED fill-in light 10 operates in the low-brightness and normally-on mode. Further, when the LED light supplement lamp 10 operates in the low-brightness and normally-on mode, the light emitting module 16 emits light with a central light intensity of 50 to 100lx and continuously illuminates, so as to meet the requirement of conventional night illumination.
In some examples, the control module 12 sends out a middle brightness strobe control signal after receiving the external trigger signal; the power module 14 periodically sends a medium current pulse to the light emitting module 16 after receiving the medium brightness stroboscopic control signal, so that the LED fill light operates in the medium brightness stroboscopic mode. Further, when the LED light supplement lamp 10 operates in the medium-brightness stroboscopic mode, the light emitting module 16 emits light with a central light intensity of 50 to 250lx to perform periodic light supplement. The light supplement period of the LED light supplement lamp 10 in the medium-brightness stroboscopic mode is controlled according to an external trigger signal, for example, the photographing frequency of the camera device, and the requirement of high-frequency light supplement at night is met.
In some examples, the control module sends out a high-brightness flashing control signal after receiving the external trigger signal; and the power supply module sends a short-time high-current pulse to the light emitting module after receiving the high-brightness flashing control signal so as to enable the LED light supplement lamp to work in the high-brightness flashing mode. Further, when the LED light supplement lamp 10 operates in the high-brightness burst mode, the light emitting module 16 emits light with a central light intensity of 250 to 1000lx for short-time light supplement. The light supplement time of the LED light supplement lamp 10 in the high-luminance flashing mode is controlled according to an external trigger signal, for example, the exposure time of photographing of the image pickup device, so as to meet the light supplement requirement of high luminance.
In some examples, the control module sends out an ultra-high brightness transient flashing control signal after receiving the external trigger signal; and the power supply module sends an ultrahigh current pulse to the light emitting module after receiving the ultrahigh brightness transient flashing control signal so as to enable the LED fill light to work in the ultrahigh brightness transient flashing mode. Further, the transient power supply time of the ultra-high current pulse is 0-2 ms, and the light emitting module 16 emits light with central light intensity above 20000lx to perform transient light supplement. The light supplement time of the LED light supplement lamp 10 in the ultra-high brightness transient flashing mode is controlled according to an external trigger signal, for example, the exposure time of photographing of the image pickup device, so as to meet the light supplement requirement of the ultra-high brightness.
In the preferred embodiment of the present embodiment, the power module 14 and the control module 12 are integrated. The integrated structure reduces the whole volume of the lamp, simplifies the signal transmission of the product and improves the stability of the product structure. Among them, a flat type integrated circuit is preferable to further reduce the volume of the product and improve the structural stability.
It should be noted that the control module provided by the present invention is implemented by a hardware module or a component, and may be used alone or in combination with an existing program or software, for example, the control module controls the power module according to an external trigger signal, and adjusts the light supplement time and the light supplement intensity according to the external trigger signal. The utility model itself is not concerned with any updating of software technology.
In summary, the present invention provides an LED fill-in light, which includes a control module for receiving an external trigger signal and sending a control signal; the power supply module is connected with the control module and used for receiving the control signal and sending out current pulse; and the light-emitting module is connected with the power supply module and used for receiving the current pulse and then emitting light rays with corresponding intensity and frequency so that the LED light supplement lamp works in a low-brightness normally-on mode, a medium-brightness stroboscopic mode, a high-brightness flashing mode or an ultrahigh-brightness transient flashing mode. The LED light supplement lamp has multiple light emitting modes, can be applied to different scenes, does not need to adopt a xenon explosion lamp, prolongs the service life of a product, and reduces the later maintenance cost; and the defect that discomfort is easily brought to people when the xenon explosion lamp is subjected to explosion and flashing is avoided, and the energy consumption of products is reduced. In addition, the integration of the control module and the power module further reduces the size of the lamp, simplifies signal transmission and improves the structural stability of the product. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a LED light filling lamp which characterized in that includes:
the control module is used for receiving an external trigger signal and sending out a control signal;
the power supply module is connected with the control module and used for receiving the control signal and sending out current pulse;
and the light-emitting module is connected with the power supply module and used for receiving the current pulse and then emitting light rays with corresponding intensity and frequency so that the LED light supplement lamp works in a low-brightness normally-on mode, a medium-brightness stroboscopic mode, a high-brightness flashing mode or an ultrahigh-brightness transient flashing mode.
2. The LED fill-in light lamp according to claim 1, wherein the control module is in communication connection with an external trigger device, and receives the external trigger signal sent by the control module; the external trigger device includes an image pickup device.
3. The LED fill-in light according to claim 2, wherein the external trigger signal comprises any one or more of a shooting frequency, a shooting exposure time and an ambient light intensity of the image pickup device.
4. The LED fill-in light according to claim 1, wherein the control module sends a low-brightness normally-on control signal after receiving the external trigger signal; and the power supply module continuously sends out low-current pulses to the light emitting module after receiving the low-brightness normally-on control signal so as to enable the LED light supplement lamp to work in the low-brightness normally-on mode.
5. The LED fill-in light of claim 1, wherein the control module sends a medium-brightness strobe control signal after receiving the external trigger signal; the power supply module periodically sends a medium current pulse to the light emitting module after receiving the medium brightness stroboscopic control signal so as to enable the LED fill light to work in the medium brightness stroboscopic mode.
6. The LED fill-in light according to claim 1, wherein the control module sends a high-brightness flashing control signal after receiving the external trigger signal; and the power supply module sends a short-time high-current pulse to the light emitting module after receiving the high-brightness flashing control signal so as to enable the LED light supplement lamp to work in the high-brightness flashing mode.
7. The LED fill-in light lamp of claim 1, wherein the control module sends an ultra-high brightness transient flashing control signal after receiving the external trigger signal; and the power supply module sends an ultrahigh current pulse to the light emitting module after receiving the ultrahigh brightness transient flashing control signal so as to enable the LED fill light to work in the ultrahigh brightness transient flashing mode.
8. The LED fill-in light of claim 1, wherein the power module is integrated with the control module.
9. The LED fill-in light of claim 2, wherein the external trigger device comprises an illumination intensity sensor.
10. The LED fill-in light of claim 8, wherein the power module and the control module are flat integrated structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321667.3U CN215576055U (en) | 2021-06-11 | 2021-06-11 | LED light supplement lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321667.3U CN215576055U (en) | 2021-06-11 | 2021-06-11 | LED light supplement lamp |
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| Publication Number | Publication Date |
|---|---|
| CN215576055U true CN215576055U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121321667.3U Active CN215576055U (en) | 2021-06-11 | 2021-06-11 | LED light supplement lamp |
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| CN (1) | CN215576055U (en) |
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2021
- 2021-06-11 CN CN202121321667.3U patent/CN215576055U/en active Active
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