CN220270759U - Car light distribution detection device - Google Patents
Car light distribution detection device Download PDFInfo
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- CN220270759U CN220270759U CN202320469080.XU CN202320469080U CN220270759U CN 220270759 U CN220270759 U CN 220270759U CN 202320469080 U CN202320469080 U CN 202320469080U CN 220270759 U CN220270759 U CN 220270759U
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- 239000000835 fiber Substances 0.000 claims abstract description 15
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 239000013307 optical fiber Substances 0.000 claims description 37
- 239000011521 glass Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
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Abstract
The utility model discloses a light distribution detection device of a car lamp, which comprises: the support assembly is a cabinet, and a containing cavity is formed in the support assembly; a detection assembly, the detection assembly comprising: the camera bellows, the camera bellows is located and holds the intracavity, optic fibre is installed in the inside of camera bellows, photoelectric sensing module connects programmable power supply, programmable power supply's output is connected with lamps and lanterns, programmable power supply is used for supplying power for lamps and lanterns, the camera bellows is used for providing detection place and detection environment, a plurality of optic fibre are installed to one side of camera bellows orientation lamps and lanterns light-emitting area, the light that the lamps and lanterns sent is received to the one end of optic fibre, the other end of optic fibre is connected with photoelectric sensing module, optic fibre is used for collecting light and transmits light to photoelectric sensing module, photoelectric sensing module electricity is connected with the host computer, and the utility model has small advantage.
Description
Technical Field
The utility model belongs to the technical field of lamplight detection, and particularly relates to a car light distribution detection device.
Background
The light distribution performance is the most important technology and quality index of the automobile lamp product, namely the most basic and important performance of the automobile lamp product is the light distribution performance, namely the distribution condition of light emitted by the automobile lamp in space, and the automobile lamp with poor quality can not provide good illumination for a driver, can not achieve the aim of good signal communication, can easily generate strong dazzling for other road users, and can cause traffic accidents.
In the production process, the light distribution performance of the lamp is unstable due to factors such as part processing, assembly errors, product technology and the like, and a light distribution detection device is required to be added in the production process in order to ensure the light distribution performance of the product and improve the quality of the optical performance of the product.
The design of the optical rapid detection device in the market at present adopts a scheme of matching an industrial camera or an imaging brightness meter with a lens, and the scheme has the advantages that the multi-point rapid measurement can be realized, but the volume is relatively large, and in the lamp test of small allowance of certain lamp optical ECE regulations and SAE standard regulation test points (hereinafter referred to as regulation points), a plurality of regulation points cannot be simultaneously arranged, so that the error detection is easy to occur, and the vehicle lamp light distribution detection device is proposed in order to solve the problems.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art.
Therefore, the utility model provides the light distribution detection device for the car lamp, which has the advantages of small size and convenience in movement.
According to the embodiment of the utility model, the light distribution detection device for the car lamp comprises the following components: the support assembly is a cabinet, and a containing cavity is formed in the support assembly;
a detection assembly, the detection assembly comprising: the camera bellows, the camera bellows is located and is held the intracavity, and the optic fibre is installed in the inside of camera bellows, and photoelectric sensing module connects programmable power supply, programmable power supply's output is connected with lamps and lanterns, programmable power supply is used for supplying power for lamps and lanterns, the camera bellows is used for providing detection place and detection environment, a plurality of optic fibre are installed to one side of camera bellows orientation lamps and lanterns light that the lamps and lanterns sent, the one end of optic fibre is received, the other end of optic fibre is connected with photoelectric sensing module, optic fibre is used for collecting light and transmits light to photoelectric sensing module, photoelectric sensing module is used for detecting the light intensity and the colour temperature information of light signal, photoelectric sensing module electricity is connected with the host computer, the host computer is used for communicating with photoelectric sensing module.
According to one embodiment of the utility model, the upper computer is externally connected with a 220v power supply and is used for controlling the output state of the programmable power supply.
According to one embodiment of the utility model, the camera bellows comprises: the camera bellows is characterized in that the camera bellows is further provided with transparent glass at the front end, and the camera bellows is connected into a closed space through the left side plate, the right side plate, the upper side plate, the lower side plate, the rear plate and the transparent glass for preventing dust from entering.
According to one embodiment of the utility model, the camera bellows is composed of a diffusely reflective black material.
According to one embodiment of the utility model, the light emitting end of the lamp faces the back panel, and the optical fibers are arranged on the back panel according to the requirement of the detection position.
According to one embodiment of the utility model, the front end of the optical fiber is provided with the threaded sleeve, and nuts are arranged at the front end and the rear end of the threaded sleeve and used for adjusting the position of the optical fiber on the rear flat plate so as to ensure that the protruding position of the front end of each optical fiber on the front surface of the flat plate is consistent.
According to one embodiment of the utility model, the upper computer is also connected with a display alarm module for displaying test results and giving an alarm.
According to one embodiment of the utility model, the camera bellows is a detachable and movable box body, is used for realizing off-site calibration, and is suitable for being installed in different cabinets to carry out measurement.
According to one embodiment of the utility model, the display alarm module comprises a display screen, a red-green LED indicator light and a sound alarm, wherein the display screen, the red-green LED indicator light and the sound alarm are used for displaying corresponding data and qualified states, the red-LED indicator light is used for displaying unqualified, and the green-LED indicator light is used for displaying qualified.
According to one embodiment of the utility model, the camera bellows is 0.9 m long, 0.8 m wide and 0.5 m high.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the camera bellows of the present utility model;
FIG. 3 is a schematic view of the junction of an optical fiber and a rear panel of the present utility model;
reference numerals:
1. a programmable power supply; 2. an optical fiber; 3. a photoelectric sensing module; 4. an upper computer; 5. displaying an alarm module; 6. a lamp; 7. transparent glass; 8. a camera bellows; 801. a left side plate; 802. a right side plate; 803. an upper side plate; 804. a lower side plate; 805. a rear plate; 9. a cabinet; 10. a nut; 11. a gasket.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
A light distribution detecting device for a vehicle lamp according to an embodiment of the present utility model is specifically described below with reference to the accompanying drawings.
As shown in fig. 1, a light distribution detection device for a vehicle lamp according to an embodiment of the present utility model includes: the optical fiber detection device comprises a supporting component and a detecting component, wherein the supporting component is a cabinet 9, a containing cavity is formed in the supporting component, the detecting component comprises an optical fiber 8, the optical fiber 8 is arranged in the containing cavity, the optical fiber 8 is a detachable and movable box body and used for achieving different-place calibration and suitable for being installed in different cabinets to measure, the optical fiber 2 is installed in the optical fiber 8, the optical fiber 3 is connected with a programmable power supply 1, the output end of the programmable power supply 1 is connected with a lamp 6, the programmable power supply 1 is used for supplying power to the lamp 6, the optical fiber 8 is used for providing detection places and detection environments, a plurality of optical fibers 2 are installed on one side, facing the light emitting surface of the lamp 6, of the optical fiber 8, one end of the optical fiber 2 is used for receiving light emitted by the lamp 6, the other end of the optical fiber 2 is connected with a photoelectric sensing module 3, the optical fiber 2 is used for collecting light and transmitting the light to the photoelectric sensing module 3, the photoelectric sensing module 3 is used for detecting light intensity and color temperature information of a light signal, the photoelectric sensing module 3 is electrically connected with an upper computer 4, the upper computer 4 is used for being in communication with the upper computer 4, the upper computer 4 is externally connected with the lamp 6, 220v is used for supplying power to the programmable power supply 1, and the alarm signal is used for displaying an alarm result, and the alarm is displayed.
As shown in fig. 1-2, a rear flat plate 805, a left side plate 801, a right side plate 802, an upper side plate 803 and a lower side plate 804 are respectively and fixedly installed at the left side, the right side, the upper side and the lower side of the camera bellows 8, transparent glass 7 is installed on the front surface of the camera bellows 8, the camera bellows 8 is a closed space for preventing dust from entering, and the camera bellows 8 is made of diffuse reflection black materials.
As shown in fig. 2-3, the light emitting end of the lamp 6 faces the back flat plate 805, a plurality of optical fibers 2 are mounted on the back flat plate 805 according to the requirement of the detection position, the front ends of the optical fibers 2 are provided with threaded sleeves, the front ends and the back ends of the threaded sleeves are respectively provided with nuts 10 for adjusting the positions of the optical fibers 2 on the back flat plate 805, the protruding positions of the front ends of the optical fibers 2 on the front surface of the back flat plate 805 are consistent, and a gasket 11 is arranged on the contact surface of each nut 10 and the back flat plate 805.
As shown in fig. 1, the display alarm module 5 includes a display screen, a red-green LED indicator and a sound alarm, wherein the display screen, the red-green LED indicator and the sound alarm are used for displaying corresponding data and qualified states, the red-LED indicator is used for displaying unqualified states, and the green-LED indicator is used for displaying qualified states.
As shown in FIG. 2, the camera bellows 8 is 0.9 m long, 0.8 m wide and 0.5 m high.
Working principle:
the optical fibers 2 are respectively arranged on the rear panel 805 according to the requirement of the regulation points by using nuts 10, so that the optical fibers can simultaneously meet the regulation test points of ECE regulation and SAE standard, the lamp 6 is electrically connected with the programmable power supply 1, the upper computer 4 is used for controlling and opening the switch of the programmable power supply 1, the lamp 6 is lightened, meanwhile, the optical fibers 2 corresponding to the regulation points are controlled to collect light according to the regulation points required to be detected by the detected lamp 6, the light is transmitted to the photoelectric sensing module 3, the photoelectric sensing module 3 is responsible for detecting the light intensity and color temperature information of the light signals, the photoelectric sensing module 3 sends the detected information to the upper computer 4, the upper computer 4 processes the received data and performs qualification judgment, finally, the display alarm module 5 is controlled to perform corresponding result display according to the judgment result, when the judgment is qualified, the green LED indicator is lightened, the sound alarm is unresponsive, when the judgment is unqualified, the red LED indicator is lightened, and the sound alarm is responded.
Because the optical fiber 2 is small in size and occupies a small position, a plurality of optical fibers 2 can be installed in the same area, and therefore, when the light distribution performance is detected, the optical fibers 2 at a plurality of different positions can be detected simultaneously, so that the detection accuracy is improved, meanwhile, because the optical fibers 2 are small in size and occupy small positions, the volume requirement on the camera bellows 8 is small, the detachable camera bellows 8 with small size can be manufactured, the camera bellows can be conveniently moved, and the effects of remote calibration and measurement in different cabinets 9 can be realized.
Preferably, the camera bellows 8 is a detachable and movable box body, has small volume, can realize different-place calibration, has strong flexibility, and is applicable to measurement in different cabinets 9.
More preferably, the optical fibers 2 are arranged in the camera bellows 8, and the optical fibers 2 are arranged for measuring a plurality of optical fibers 2 according to the rule points, so that the detection precision, the detection efficiency and the spatial resolution of measurement are improved, and the manufacturing cost is reduced.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. Car light grading detection device, its characterized in that includes:
the support assembly is a cabinet (9), and a containing cavity is formed in the support assembly;
a detection assembly, the detection assembly comprising: the camera bellows (8), camera bellows (8) are located and hold the intracavity, and optic fibre (2) are installed in the inside of camera bellows (8), and photoelectric sensing module (3) are connected with programmable power supply (1), the output of programmable power supply (1) is connected with lamps and lanterns (6), programmable power supply (1) are used for supplying power for lamps and lanterns (6), camera bellows (8) are used for providing detection place and detection environment, a plurality of optic fibre (2) are installed towards one side of lamps and lanterns (6) light-emitting surface in camera bellows (8), the one end of optic fibre (2) is received the light that lamps and lanterns (6) sent, the other end of optic fibre (2) is connected with photoelectric sensing module (3), optic fibre (2) are used for collecting light and with light transmission to photoelectric sensing module (3), photoelectric sensing module (3) are used for detecting the luminous intensity and the colour temperature information of light signal, photoelectric sensing module (3) electricity is connected with host computer (4), host computer (4) are used for carrying out the communication with photoelectric sensing module (3).
2. The car light distribution detection device according to claim 1, wherein the upper computer (4) is externally connected with a 220v power supply, and the upper computer (4) is used for controlling the output state of the programmable power supply (1).
3. The vehicle lamp light distribution detection device according to claim 1, wherein the camera bellows (8) includes: the novel dust collector comprises a left side plate (801), a right side plate (802), an upper side plate (803), a lower side plate (804) and a rear flat plate (805), wherein transparent glass (7) is further arranged at the front end of a camera bellows (8), and the camera bellows (8) is connected into a closed space through the left side plate (801), the right side plate (802), the upper side plate (803), the lower side plate (804), the rear flat plate (805) and the transparent glass (7) to prevent dust from entering.
4. A vehicle light distribution detection device according to claim 3, characterized in that the camera bellows (8) consists of a diffusely reflective black material.
5. A light distribution detection device for a vehicle lamp according to claim 3, wherein the light emitting end of the lamp (6) faces the rear plate (805), and a plurality of the optical fibers (2) are mounted on the rear plate (805) according to the detection position.
6. The light distribution detection device for the vehicle lamp according to claim 5, wherein the front end of the optical fiber (2) is provided with a threaded sleeve, and nuts (10) are arranged at the front end and the rear end of the threaded sleeve, so as to adjust the positions of the optical fibers (2) on the rear flat plate (805) and ensure that the protruding positions of the front end of each optical fiber (2) on the front surface of the rear flat plate (805) are consistent.
7. The car light distribution detection device according to claim 1, wherein the upper computer (4) is further connected with a display alarm module (5) for displaying a test result and giving an alarm.
8. The vehicle lamp light distribution detection device according to claim 1, wherein the camera bellows (8) is a detachable and movable box body, is used for realizing different-place calibration, and is suitable for being installed in different cabinets for measurement.
9. The car light distribution detection device according to claim 7, wherein the display alarm module (5) comprises a display screen, a red-green LED indicator light and a sound alarm, the display screen, the red-green LED indicator light and the sound alarm are used for displaying corresponding data and qualified states, the red-LED indicator light is used for displaying unqualified, and the green-LED indicator light is used for displaying qualified.
10. The vehicle lamp light distribution detection device according to claim 8, wherein the camera bellows (8) is 0.9 m long, 0.8 m wide, and 0.5 m high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320469080.XU CN220270759U (en) | 2023-03-13 | 2023-03-13 | Car light distribution detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320469080.XU CN220270759U (en) | 2023-03-13 | 2023-03-13 | Car light distribution detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270759U true CN220270759U (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320469080.XU Active CN220270759U (en) | 2023-03-13 | 2023-03-13 | Car light distribution detection device |
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| Country | Link |
|---|---|
| CN (1) | CN220270759U (en) |
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2023
- 2023-03-13 CN CN202320469080.XU patent/CN220270759U/en active Active
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