CN213658267U - Detection device for automatically switching low beams of headlamps of vehicle - Google Patents
Detection device for automatically switching low beams of headlamps of vehicle Download PDFInfo
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- CN213658267U CN213658267U CN202023122689.5U CN202023122689U CN213658267U CN 213658267 U CN213658267 U CN 213658267U CN 202023122689 U CN202023122689 U CN 202023122689U CN 213658267 U CN213658267 U CN 213658267U
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Abstract
The utility model discloses a detection apparatus for be used for vehicle automatic switch-over head-light short-distance beam installs the automatic short-distance beam sensor who is used for automatic switch-over head-light short-distance beam on the vehicle, include: the light source is arranged on the light source bracket; a light sensor and a sensor mount, the light sensor mounted on the sensor mount, the sensor mount adjustable in height such that the height of the light sensor corresponds to the vehicle headlamp setting; an illumination sensor mounted on the vehicle and disposed adjacent to the automatic low beam sensor, the light source being disposed opposite to the illumination sensor and the automatic low beam sensor; and a control system. The utility model discloses a detection device for vehicle automatic switch-over head-light short-distance beam's simple structure, light source are adjustable, have set up the illuminance sensor of high accuracy so that whole device adapts to different test environment.
Description
Technical Field
The utility model relates to a car light check out test set technical field especially relates to a detection device that is used for vehicle automatic switch-over head-light short-distance beam.
Background
The vehicle with the function of automatically switching the headlamps and the dipped headlamps is an important safety parameter, and the parameter is a mandatory detection item of the whole vehicle, such as GB4785-2019 'installation regulation of external illumination and optical signal devices of automobiles and trailers'. The standard is subjected to industry standard passing in 8 months in 2020, and every vehicle enterprise, research and development organization and the like have mandatory detection which is required to be carried out on vehicles and is provided with a low beam device for automatically switching headlamps. However, GB4785-2019 only stipulates detection limits, there is no clear definition of the detection method, and there is no corresponding detection instrument for detecting the item throughout the industry today. Although each enterprise carries out self-test of the schedule according to self-standard understanding, the enterprise only detects two limit values, does not have a standard light source illumination gradual adjustment process, and has obvious defects in the measurement method and standard definition.
Although the device for detecting the light source illuminance is related to the device for detecting the light source illuminance, the device is tested by covering or removing a covering, the response time of the device for detecting the low beam function of the headlamp is less than 2 seconds when the headlamp is turned on through automatic switching, and the response time of the device for detecting the light off exceeds 5 seconds, which are not in accordance with the definition of the standard GB 4785-2019.
Therefore, those skilled in the art have been devoted to developing a detecting device for automatically switching the low beam of the head lamp of the vehicle to solve the problems of cumbersome operation and non-compliance with the test requirements.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect of prior art, the utility model provides a simple structure, easily operation are adjusted to accord with the detection device that is used for vehicle automatic switch-over head-light passing beam of test demand.
In order to achieve the above object, the utility model provides a detection device for vehicle automatic switch-over head-light short-distance beam installs the automatic short-distance beam sensor who is used for automatic switch-over head-light short-distance beam on the vehicle, include:
the light source is arranged on the light source bracket;
a light sensor and a sensor mount, the light sensor mounted on the sensor mount, the sensor mount adjustable in height such that the height of the light sensor corresponds to the vehicle headlamp setting;
an illumination sensor mounted on the vehicle and disposed adjacent to the automatic low beam sensor, the light source being disposed opposite to the illumination sensor and the automatic low beam sensor;
and the control system is connected with the light source, the car lamp sensor and the illumination sensor.
Further, the light source support comprises a first supporting rod, a second supporting rod and a third supporting rod which are connected in sequence, wherein the first supporting rod and the third supporting rod are arranged vertically, and the second supporting rod is arranged horizontally.
Furthermore, the light source is arranged at one end of the third supporting rod, the second supporting rod and the third supporting rod are arranged in a telescopic mode, and the horizontal position and the vertical position of the light source are adjusted through adjusting the second supporting rod and the third supporting rod.
Further, the sensor support comprises an adjusting device and a supporting frame, the adjusting device is movably arranged on the supporting frame, the car lamp sensor is installed on the adjusting device, and the height of the car lamp sensor is adjusted by moving the adjusting device.
Further, the light source is an LED light source, the light source is adjustably arranged between 1000 to 7000lx, and the irradiation time is set to be less than or equal to 100 ms.
Furthermore, the frequency response time of the vehicle lamp sensor is less than or equal to 100 ms.
The utility model provides a detection apparatus for be used for vehicle automatic switch-over head-light short-distance beam has following technological effect:
1. the utility model discloses a detection device for vehicle automatic switch-over head-light dipped beam's simple structure, light source illuminance is adjustable from 1000lx to 7000lx, sets up the light source irradiation time and is less than or equal to 100 ms;
2. the utility model is provided with a high-precision illumination sensor, a communication interface for signal transmission and a light source calibration, which is suitable for different testing environments;
3. a high-sensitivity car lamp sensor is also arranged, and the frequency response time is less than or equal to 100ms, so that the standard test requirement can be better met;
4. the light source support and the sensor support can be adjusted to meet the test requirements of different vehicles.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the detection device for automatically switching the low beam of the head lamp of the vehicle according to the present invention;
fig. 2 is a schematic view showing another angle of the detecting device for automatically switching the low beam of the head lamp of the vehicle of fig. 1.
The reference numbers illustrate: the vehicle headlight device comprises a light source 11, a light source bracket 12, a first support rod 121, a second support rod 122, a third support rod 123, a fourth support rod 124, a vehicle light sensor 21, a sensor bracket 22, an adjusting device 221, a support bracket 222, the headlamp 30, an illuminance sensor 41, an automatic low beam sensor 50 and a vehicle positioning block 61.
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 be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
Embodiments of the present invention are described below with reference to the drawings. In the following drawings, like reference numerals are used for like parts. Although the embodiments are described using terms indicating directions such as "upper", "lower", etc., in the present invention, the terms are used herein for convenience of description only and are determined based on exemplary orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are used for descriptive purposes and are not to be construed as limiting.
Ordinal terms such as "first," "second," "third," etc., used in the present application are used only for distinguishing and identifying, and do not have any other meanings, unless otherwise specified, and do not indicate a particular order or particular relevance. For example, the term "first support bar" does not itself imply the presence of "second support bar" nor does the term "second support bar" itself imply the presence of "first support bar".
As shown in fig. 1, the present invention provides a detection device for automatically switching headlamps, including a light source 11, a light source support 12, a lamp sensor 21, a sensor support 22, an illumination sensor 41 and a control system, wherein the light source 11 is mounted on the light source support 12, the lamp sensor 21 is mounted on the sensor support 22, and the height of the sensor support 22 is adjusted to make the height of the lamp sensor 21 correspond to the setting of the headlamps 30; an automatic low beam sensor 50 for automatically switching a low beam of a head lamp is mounted on the vehicle, an illuminance sensor 41 is mounted on the vehicle and is arranged adjacent to the automatic low beam sensor 50, and a light source 11 is arranged opposite to the illuminance sensor 41 and the automatic low beam sensor 50; the control system is connected with the light source 11, the lamp sensor 21 and the illumination sensor 41, and can control the turning on and off of the light source, the signal transmission of the lamp sensor and the illumination sensor and analyze the collected data. The utility model discloses in, the response time of opening and closing of head-light passing light function is gathered through the illuminance of control light source and corresponding exposure time, finally reaches the purpose of detecting head-light passing light function to obtain the demand that accords with whole car mandatory detection such as GB4785-2019 ' installation regulation of car and trailer external illumination and light signal device ', wherein through illuminance sensor's setting, accessible control system carries out one to twice self calibration operation to whole device, so that the device is applicable to different environment.
As shown in fig. 2, the light source holder 12 can be adjusted to set the light source 11 at a position to be tested, and the light source holder 12 includes a first supporting rod 121, a second supporting rod 122 and a third supporting rod 123 connected in sequence, wherein the first supporting rod 121 and the third supporting rod 123 are vertically disposed, and the second supporting rod 122 is horizontally disposed. The light source 11 is installed at one end of the third support rod 123, the second support rod 122 and the third support rod 123 are telescopically arranged, and the horizontal position and the vertical position of the light source 11 are adjusted by adjusting the second support rod 122 and the third support rod 123, so that the position where the light source 11 is arranged meets the test requirement. The light source support 12 further includes a fourth supporting rod 124, and one end of the fourth supporting rod 124 is connected to one end of the first supporting rod 121 and horizontally disposed on the ground, so that the light source support 12 is more stably disposed to ensure a stable test requirement when the light source irradiates. It should be understood that the length of the second support rod and the third support rod in the present invention can be adjusted to adjust the position of the light source installed on the third support rod, so that any method capable of adjusting the length of the support rod is suitable for use. In this embodiment, the light source 11 is rotatably mounted at one end of the third supporting rod 123 through a connecting member, so that the light source 11 can be specifically adjusted in the direction to meet the testing requirements. The utility model discloses still be equipped with vehicle locating piece 61 in the device, vehicle locating piece 61 can set up before waiting to detect the wheel of vehicle to the restriction vehicle parking position is in order to adapt to whole detection device's placing.
The sensor holder 22 includes an adjusting device 221 and a support bracket 222, as shown in fig. 2, the adjusting device 221 is movably disposed on the support bracket 222, the lamp sensor 21 is mounted on the adjusting device 221, and the height of the lamp sensor 21 is adjusted by moving the adjusting device 221, so that the lamp sensor 21 is disposed corresponding to the position of the headlight 30 to be measured of the vehicle. Therefore, the whole device can be adapted to the test requirements of different vehicles by adjusting the light source support 12 and the sensor support 22 in the device of the present invention. Alternatively, the supporting frame 222 is telescopically arranged, the adjusting device 221 is fixed at the top end of the supporting frame 222, and the height of the car light sensor 21 is adjusted by adjusting the height of the supporting frame 222. It should be understood that the utility model provides an adjusting device can be vertical removal or support frame telescopically setting on the support frame, mainly is in order to realize height-adjusting, therefore any length adjustment that can realize adjusting device vertical removal or support frame on the support frame to the device that realizes adjusting car light sensor's height all is suitable for.
The utility model discloses an in the device, light source 11 is the LED light source, and light source 11 sets up adjustably between 1000 ~ 7000lx, and the regulation time is less than or equal to 100 ms. The frequency response time of the vehicle lamp sensor 21 is less than or equal to 100 ms.
The utility model discloses an in the device, should understand, LED light source, car light sensor and illuminance sensor are the conventional selection in this field, and the setting of its specific model and its concrete mode of setting can be selected according to actual conditions, as long as can realize the utility model discloses an effect can.
The utility model discloses an among the detection device for vehicle automatic switch-over head-light short-distance beam, control system should understand including the controller that has human-computer interface, the utility model discloses a control system's concrete operating means can be selected according to actual conditions with the setting form, as long as can realize the utility model discloses an effect can.
Use in different environment the utility model discloses a when being used for the detection device of vehicle automatic switch-over head-light passing beam, the system must carry out one to twice self calibration operation. And setting parameters of the minimum value and the maximum value of the light source illumination according to the standard specification requirements. The illumination of the LED light source is firstly operated to the maximum value of 7000Lx, and after the headlamp of the detected vehicle is in an automatic mode, the test preparation is completed. At this time, the test was started, the illuminance of the LED light source was reduced from 7000lx to 1000lx within 100ms, and the timing was started to detect the elapsed time from the low beam illumination of the headlight. And displaying the tested illuminance, the elapsed time and the curve through a human-computer interaction interface in the control system. Next, the illuminance of the LED light source rises to 7000lx within 100ms from 1000lx, and timing is started to detect the elapsed time period for turning off the low beam of the headlight. And displaying the tested illuminance, the elapsed time and the curve through a human-computer interaction interface in the control system. And PID closed-loop control is adopted between the highest parameter and the lowest parameter of the illuminance, so that the stability of the illuminance is ensured.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. The utility model provides a detection apparatus for be used for vehicle automatic switch-over head-light low beam installs the automatic low beam sensor who is used for automatic switch-over head-light low beam on the vehicle, its characterized in that includes:
the light source is arranged on the light source bracket;
a light sensor and a sensor mount, the light sensor mounted on the sensor mount, the sensor mount adjustable in height such that the height of the light sensor corresponds to the vehicle headlamp setting;
an illumination sensor mounted on the vehicle and disposed adjacent to the automatic low beam sensor, the light source being disposed opposite to the illumination sensor and the automatic low beam sensor;
and the control system is connected with the light source, the car lamp sensor and the illumination sensor.
2. The detecting device for automatically switching the low beam of the headlight of claim 1, wherein said light source bracket comprises a first supporting rod, a second supporting rod and a third supporting rod which are connected in sequence, wherein said first supporting rod and said third supporting rod are vertically arranged, and said second supporting rod is horizontally arranged.
3. The detecting device for automatically switching the low beam of the headlight of a vehicle as claimed in claim 2, wherein said light source is provided at one end of said third supporting rod, said second supporting rod and said third supporting rod are telescopically arranged, and the horizontal position and the vertical position of said light source are adjusted by adjusting said second supporting rod and said third supporting rod.
4. The detecting device for automatically switching the dipped beam of the headlight of claim 1, wherein said sensor holder comprises an adjusting device and a supporting frame, said adjusting device is movably arranged on said supporting frame, said headlight sensor is mounted on said adjusting device, and the height of said headlight sensor is adjusted by moving said adjusting device.
5. The detecting device for automatically switching the dipped beam of the headlight of a vehicle as claimed in claim 1, wherein said light source is an LED light source, said light source is adjustably set between 1000-7000 lx, and the set irradiation time is less than or equal to 100 ms.
6. The detecting device for automatically switching the low beam of the headlight of a vehicle as claimed in claim 1, wherein the frequency response time of the headlight sensor is less than or equal to 100 ms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023122689.5U CN213658267U (en) | 2020-12-22 | 2020-12-22 | Detection device for automatically switching low beams of headlamps of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023122689.5U CN213658267U (en) | 2020-12-22 | 2020-12-22 | Detection device for automatically switching low beams of headlamps of vehicle |
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| CN213658267U true CN213658267U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023122689.5U Active CN213658267U (en) | 2020-12-22 | 2020-12-22 | Detection device for automatically switching low beams of headlamps of vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3134872A1 (en) * | 2022-04-25 | 2023-10-27 | Psa Automobiles Sa | System for testing the automatic switching on and switching off times of the low beam headlights of a motor vehicle |
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2020
- 2020-12-22 CN CN202023122689.5U patent/CN213658267U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3134872A1 (en) * | 2022-04-25 | 2023-10-27 | Psa Automobiles Sa | System for testing the automatic switching on and switching off times of the low beam headlights of a motor vehicle |
| WO2023209301A1 (en) * | 2022-04-25 | 2023-11-02 | Psa Automobiles Sa | System for testing the time taken for the low-beam headlights of a motor vehicle to automatically switch on and off |
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