CN216410408U - Road surface illuminance measuring apparatus of vehicle headlamp - Google Patents
Road surface illuminance measuring apparatus of vehicle headlamp Download PDFInfo
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- CN216410408U CN216410408U CN202123431118.4U CN202123431118U CN216410408U CN 216410408 U CN216410408 U CN 216410408U CN 202123431118 U CN202123431118 U CN 202123431118U CN 216410408 U CN216410408 U CN 216410408U
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- road surface
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Abstract
The utility model discloses road surface illumination measuring equipment of a vehicle headlamp, wherein the measuring equipment is positioned in a vehicle headlamp irradiation area and comprises a mobile terminal, a rack, an MCU (microprogrammed control unit) and an illumination sensor, wherein tires are arranged on two sides of the rack so that the rack can move in the light irradiation area of the vehicle headlamp on the road surface; the MCU sets up the top of frame, illumination sensor set up in the frame is towards one side of vehicle headlamps, MCU with the illumination sensor electricity is connected, MCU with mobile terminal communication connection. According to the technical scheme, the rack can move on a road surface illuminated by light of the vehicle headlamp, the illumination sensor capable of acquiring the road surface illumination value is arranged on one side of the rack, manual operation is not needed in the measuring process, the measuring device can automatically run to acquire the measuring result, the efficiency is very high, and the human resources are saved.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a road surface illumination measuring device of a vehicle headlamp.
Background
The lamp is an essential part of the vehicle, especially the head lamp arranged on the two sides of the head of the vehicle, and can ensure the driving safety at night. The demands of users on vehicle headlamps are not only the demands on the configuration, but also the demands on the illuminance on the road surface are higher. For the requirement, not only the illumination measurement is carried out on single headlamps but also the road surface illumination measurement is carried out on the headlamps installed on the vehicle in the current vehicle production process, so that the requirement of users on products is better met.
In the road surface illumination measurement process of the headlamp of the current vehicle, due to the unfixed property of a measurement field, manual measurement is mainly completed manually, due to the fact that a plurality of measurement points are arranged, a large amount of time needs to be consumed by the manual measurement method every time, efficiency is reduced, and waste of human resources is serious.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide road surface illumination measuring equipment for a vehicle headlamp, and aims to solve the problems that the efficiency of an existing road surface illumination measuring method for the vehicle headlamp is reduced, and the waste of human resources is serious.
In order to achieve the above object, the present invention provides a road illuminance measuring device for a vehicle headlamp, the measuring device is located at one side of the vehicle headlamp, the measuring device includes a mobile terminal, a rack, an MCU and an illuminance sensor, and tires are disposed on both sides of the rack, so that the rack can move in a light illumination area of the vehicle headlamp on a road surface; the MCU sets up the top of frame, illumination sensor set up in the frame is towards one side of vehicle headlamps, MCU with the illumination sensor electricity is connected, MCU with mobile terminal communication connection.
Preferably, the rack comprises a first mounting plate, a second mounting plate arranged below the first mounting plate, and two vertical beams connected between the first mounting plate and the second mounting plate, wherein the two vertical beams are respectively arranged on two sides of the first mounting plate so as to be connected with two corresponding sides of the second mounting plate; MCU set up in on the first mounting panel, illumination sensor set up in the orientation of frame vehicle headlamps one side erect on the roof beam.
Preferably, the frame both sides all are provided with a plurality of tires, and the homonymy sets up a plurality of the tire is followed the extending direction interval of erecting the roof beam sets up, the below of second mounting panel is provided with rotary driving spare, rotary driving spare the quantity with the quantity of tire is unanimous and the one-to-one is connected, rotary driving spare is used for the drive to correspond the tire is rotatory.
Preferably, the measuring device further comprises a moving distance measuring structure, wherein the moving distance measuring structure comprises a test code disc and a photoelectric sensor, the test code disc is arranged below the second mounting plate and is connected with one of the rotary driving pieces, so that the test code disc and the tire rotate cooperatively; the photoelectric sensor is arranged on the second mounting plate and close to the speed measuring coded disc, and the photoelectric sensor is electrically connected with the MCU.
Preferably, the speed measuring coded disc is circular, a plurality of light holes are formed in the speed measuring coded disc, and the light holes are uniformly arranged along the circumferential direction of the speed measuring coded disc at intervals; the photoelectric sensor is characterized in that a signal transmitting plate and a signal receiving plate which are oppositely arranged are arranged below the photoelectric sensor, and the speed measuring coded disc is arranged between the signal transmitting plate and the signal receiving plate.
Preferably, a six-axis sensor is arranged on the first mounting plate and close to the MCU, and the six-axis sensor is electrically connected with the MCU.
Preferably, the rotary driving member is a driving motor, and the driving motor is electrically connected with the MCU.
Preferably, a battery is arranged on the second mounting plate at a position close to the MCU, and the battery is electrically connected with the MCU.
Preferably, the first mounting plate, the second mounting plate and the vertical beam are integrally formed.
Preferably, a plurality of lightening holes penetrating through the vertical beam are formed in the vertical beam, and the lightening holes are arranged at intervals along the extending direction of the vertical beam.
According to the technical scheme, the measuring equipment is located on one side of the vehicle headlamp, the measuring equipment is moved in a light illuminating area of the vehicle headlamp on the road surface through the tires arranged on two sides of the frame, it can be understood that the moving direction of the measuring equipment is perpendicular to the direction of the vehicle headlamp, the illumination sensor is arranged on one side of the frame, which faces the vehicle headlamp, the illumination sensor faces the vehicle headlamp, the light source is prevented from being shielded, and the illumination sensor can obtain accurate measuring data. The illumination sensor is electrically connected with the MCU, the MCU can acquire the road surface illuminance value of the vehicle headlamp acquired by the illumination sensor, the MCU is in communication connection with the mobile terminal, and the road surface illuminance value and the illuminance distribution diagram of the vehicle headlamp transmitted by the MCU can be checked on the mobile terminal. In the process of measuring by using the road surface illumination measuring equipment for the vehicle headlamp, the road surface illumination value of the vehicle headlamp can be obtained by automatically operating the measuring equipment without manual operation, the efficiency is very high, and the human resources are saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a road illuminance measuring apparatus of a vehicle headlamp according to an embodiment of the present invention;
fig. 2 is a schematic view of another view angle structure of a road illuminance measuring apparatus of a vehicle headlamp according to an embodiment of the present invention.
The reference numbers illustrate:
| 1 | |
5 | Moving |
| 11 | |
51 | |
| 12 | |
511 | |
| 13 | |
512 | |
| 2 | MCU | 52 | Speed |
| 3 | |
6 | Six- |
| 4 | |
7 | Battery with a |
| 8 | Tyre for vehicle wheels |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The description of the orientations of "up", "down", "left", "right", etc. in the present invention, with reference to the orientation shown in fig. 1, is merely used to explain the relative positional relationship between the components in the attitude shown in fig. 1, and if the particular attitude is changed, the directional indication is changed accordingly.
The utility model provides a road surface illumination measuring device of a vehicle headlamp.
As shown in fig. 1 and 2, the road illuminance measuring apparatus of a vehicle headlamp of the present invention includes a mobile terminal, a chassis 1, an MCU2, and an illuminance sensor 3, wherein tires 8 are disposed on both sides of the chassis 1, so that the chassis 1 can move in a light-illuminated area of the vehicle headlamp on a road surface; the MCU2 sets up in the top of frame 1, and the illumination sensor 3 sets up in the one side of frame 1 towards vehicle headlamps, and MCU2 is connected with the illumination sensor 3 electricity, MCU2 and mobile terminal communication connection.
The road surface illuminance measuring equipment of vehicle headlamps of this embodiment specifically can be used to measure the road surface illuminance of the head-light of car at the actual driving in-process, in this embodiment, measuring equipment is located one side of surveyed vehicle headlamps, measuring equipment realizes moving in the light illumination region of surveyed vehicle headlamps through setting up tire 8 in frame 1 both sides, can understand, measuring equipment's moving direction perpendicular to surveyed vehicle headlamps's orientation, light sensor 3 sets up in frame 1 one side of being surveyed vehicle headlamps, light sensor 3 is just being surveyed vehicle headlamps, can avoid the light source to be sheltered from, light sensor 3 can obtain accurate measured data. Illumination sensor 3 is connected with MCU2 electricity, and MCU2 obtains the road surface illuminance value of the automobile headlamps of being surveyed that illumination sensor 3 gathered, and mode communication connection such as MCU2 passes through WIFI with mobile terminals such as cell-phone, computer can transmit road surface illuminance value to mobile terminal for looking over. In the process of measuring by using the road surface illumination measuring equipment of the vehicle headlamp, manual operation is not needed, the measuring equipment can move in the headlamp light illumination area of the measured vehicle so as to obtain the road surface illumination value of the area, the efficiency is very high, and the human resources are saved.
Specifically, the rack 1 includes a first mounting plate 11, a second mounting plate 12 disposed below the first mounting plate 11, and two vertical beams 13 connected between the first mounting plate 11 and the second mounting plate 12, where the two vertical beams 13 are respectively disposed on two sides of the first mounting plate 11 to connect two corresponding sides of the second mounting plate 12; the MCU2 is provided on the first mounting plate 11, and the light sensor 3 is provided on the vertical beam 13 of the chassis 1 on the side facing the vehicle headlights.
As shown in fig. 1 and 2, the first mounting plate 11 and the second mounting plate 12 are connected by two vertical beams 13, the vertical beam 13 on the left side connects the left sides of the first mounting plate 11 and the second mounting plate 12, the vertical beam 13 on the right side connects the right sides of the first mounting plate 11 and the second mounting plate 12, in the present embodiment, the MCU2 is installed at a position near the rear end of the first mounting plate 11, the light sensor 3 is disposed on the right vertical beam 13, it can be understood that, the right side of the frame 1 in this embodiment is the side towards the vehicle headlamps, and the illumination sensor 3 arranged on the vertical beam 13 is compared with the illumination sensor arranged on the first mounting plate 11 or the second mounting plate 12, so that not only can the cosine error caused by the too large incident angle between the headlamp and the illumination sensor 3 be avoided being larger, but also the light source positioned on the second mounting plate 12 can be avoided being shielded, and the accuracy of the measured road illumination value of the vehicle headlamps is ensured.
Further, frame 1 both sides all are provided with a plurality of tires 8, and a plurality of tires 8 that the homonymy set up along the extending direction interval of erecting roof beam 13 are provided with rotary driving spare 4 below second mounting panel 12, and rotary driving spare 4's quantity is unanimous and the one-to-one connection with the quantity of tire 8, and rotary driving spare 4 is used for the rotatory tire 8 that the drive corresponds.
As shown in fig. 1, in this embodiment, a total of four tires 8 are disposed on the frame 1, two tires 8 are disposed on the vertical beams 13 on the left and right sides, and each tire 8 is correspondingly provided with the rotary driving member 4, when a failure occurs in one of the tires 8 or the rotary driving member 4, the other tires 8 can be used normally to ensure that the measurement process is performed smoothly, thereby improving the stability of the measurement apparatus of this embodiment.
In one embodiment, the measuring device further comprises a moving distance measuring structure 5, the moving distance measuring structure 5 comprises a speed measuring code disc 52 and a photoelectric sensor 51, the speed measuring code disc 52 is arranged below the second mounting plate 12 and connected with one of the rotary driving pieces 4, so that the speed measuring code disc 52 and the tire 8 rotate cooperatively; the photoelectric sensor 51 is arranged on the second mounting plate 12 at a position close to the speed measuring code disc 52, and the photoelectric sensor 51 is electrically connected with the MCU 2.
As shown in fig. 2, the right end of one rotary driving member 4 on the right side is connected with the tire 8, the left end is connected with the speed measuring code disc 52, the rotary driving member 4 drives the tire 8 to rotate and simultaneously drives the speed measuring code disc 52 to rotate together, the rotating speed of the speed measuring code disc 52 is consistent with that of the tire 8, and the moving distance of the measuring device can be obtained according to the rotating number of turns of the speed measuring code disc 52. A photoelectric sensor 51 is arranged above the speed measuring coded disc 52, the photoelectric sensor 51 can monitor the number of rotation turns of the speed measuring coded disc 52 and send the observed number of turns to the MCU2, the MCU2 sends the number of turns to the mobile terminal, and the road surface illumination values of the measuring equipment when the measuring equipment moves to different positions can be seen through the mobile terminal.
Specifically, the speed measuring coded disc 52 is circular, a plurality of light holes are formed in the speed measuring coded disc 52, and the light holes are uniformly arranged along the circumferential direction of the speed measuring coded disc 52 at intervals; a signal transmitting board 511 and a signal receiving board 512 which are oppositely arranged are also arranged below the photoelectric sensor 51, and the speed measuring code disc 52 is arranged between the signal transmitting board 511 and the signal receiving board 512.
As shown in fig. 2, the signal transmitting board 511 is located at the right side and can transmit an optical signal to the left signal receiving board 512, the left signal receiving board 512 can generate high and low levels, when the optical signal is not received, the signal receiving board 512 is in a low level state, and when the optical signal transmitted by the right signal transmitting board 511 is received by the signal receiving board 512, the signal receiving board 512 becomes in a high level state. The speed measuring code wheel 52 is positioned between the signal receiving board 512 and the signal transmitting board 511, the speed measuring code wheel 52 can block the transmission of optical signals, the optical signals can only penetrate out of the light holes on the speed measuring code wheel 52 and reach the signal receiving board 512, the speed measuring code wheel 52 and the tire 8 rotate in a coordinated mode, the optical signals penetrate through the speed measuring code wheel 52 at intervals and reach the signal receiving board 512, and the rotating distance of the tire 8, namely the moving distance of the measuring equipment can be obtained according to the change of high and low levels. The moving distance of the measuring equipment is obtained through the transmission of the optical signals, the structure is simple, and the accuracy is high.
In one embodiment, a six-axis sensor 6 is disposed on the first mounting plate 11 near the MCU2, and the six-axis sensor 6 is electrically connected to the MCU 2. The six-axis sensor 6 can acquire the moving direction of the measuring equipment in the moving process and send the parameters to the MCU2, the MCU2 sends the parameters to the mobile terminal, and the moving direction of the measuring equipment is observed in real time so as to ensure that the measuring equipment moves according to a set route, and the accuracy of the measuring result is improved.
Further, the rotary driving member 4 is a driving motor, and the driving motor is electrically connected with the MCU 2. In this embodiment, the rotary driving member 4 for controlling the rotation of each tire 8 is a driving motor, and each driving motor is electrically connected to the MCU2, when the six-axis sensor 6 monitors that the moving direction of the measuring device is deviated to some extent, the MCU2 controls the driving motor to correct the moving direction of the measuring device in time, so as to ensure that the measuring device moves along a predetermined direction, thereby ensuring the accuracy of the measurement result.
In one embodiment, a battery 7 is disposed on the second mounting plate 12 near the MCU2, and the battery 7 is electrically connected to the MCU 2. The battery 7 is connected to the MCU2 only, and the MCU2 supplies power to the photosensor 51, the illumination sensor 3, the six-axis sensor 6, and the rotary driving member 4, and controls the rotary driving member 4 to correct the moving direction when the measuring device is deviated. The MCU2 multithreading multiprocessing effectively avoids congestion when multiple sensors send data.
In one embodiment, the first mounting plate 11, the second mounting plate 12 and the vertical beam 13 are integrally formed. The integrated design of the frame 1 avoids errors generated in the assembling process, improves the rigidity of the frame 1, reduces vibration of the measuring equipment in the moving process, reduces the influence of the vibration on the illumination sensor 3, and further ensures the accuracy of the measuring result.
In one embodiment, the vertical beams 13 are provided with a plurality of lightening holes penetrating through the vertical beams 13, and the lightening holes are arranged at intervals along the extending direction of the vertical beams 13. The energy consumption of the measuring equipment in the moving process is reduced due to the design of the lightening holes, and the measuring equipment is green and environment-friendly.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The road surface illumination measuring equipment of the vehicle headlamp is characterized in that the measuring equipment is positioned in an irradiation area of the vehicle headlamp and comprises a mobile terminal, a rack, an MCU (microprogrammed control unit) and an illumination sensor, wherein tires are arranged on two sides of the rack, so that the rack can move in the light irradiation area of the vehicle headlamp on the road surface; the MCU sets up the top of frame, illumination sensor set up in the frame is towards one side of vehicle headlamps, MCU with the illumination sensor electricity is connected, MCU with mobile terminal communication connection.
2. The device for measuring road surface illuminance of a vehicle headlamp according to claim 1, wherein the frame comprises a first mounting plate, a second mounting plate disposed below the first mounting plate, and two vertical beams connected between the first mounting plate and the second mounting plate, the two vertical beams being disposed on both sides of the first mounting plate, respectively, so as to connect both corresponding sides of the second mounting plate; MCU set up in on the first mounting panel, illumination sensor set up in the orientation of frame vehicle headlamps one side erect on the roof beam.
3. The road surface illuminance measuring device of the vehicle headlamp according to claim 2, wherein a plurality of tires are disposed on both sides of the frame, a plurality of the tires disposed on the same side are disposed at intervals along the extending direction of the vertical beam, and a rotary driving member is disposed below the second mounting plate, and the number of the rotary driving members is consistent with the number of the tires and is connected in a one-to-one correspondence manner, and the rotary driving member is used for driving the corresponding tires to rotate.
4. The device for measuring the illuminance on a road surface of a vehicle headlamp according to claim 3, wherein the measuring device further comprises a moving distance measuring structure including a speed measuring code wheel and a photoelectric sensor, the speed measuring code wheel being disposed below the second mounting plate and connected to one of the rotary driving members so that the speed measuring code wheel rotates in cooperation with the tire; the photoelectric sensor is arranged on the second mounting plate and close to the speed measuring coded disc, and the photoelectric sensor is electrically connected with the MCU.
5. The device for measuring the illuminance of a road surface of a headlamp of a vehicle according to claim 4, wherein the speed measuring code disc is circular, a plurality of light holes are formed in the speed measuring code disc, and the plurality of light holes are uniformly arranged along the circumferential direction of the speed measuring code disc at intervals; the photoelectric sensor is characterized in that a signal transmitting plate and a signal receiving plate which are oppositely arranged are further arranged below the photoelectric sensor, and the speed measuring coded disc is arranged between the signal transmitting plate and the signal receiving plate.
6. The road surface illuminance measuring device of the vehicle headlamp according to claim 3, wherein a six-axis sensor is provided on the first mounting plate at a position close to the MCU, the six-axis sensor being electrically connected to the MCU.
7. The road surface illuminance measuring device of a vehicle headlamp according to claim 6, wherein the rotary drive is a drive motor, and the drive motor is electrically connected to the MCU.
8. The road surface illuminance measuring device of the vehicle headlamp according to any one of claims 2 to 7, wherein a battery is provided on the second mounting plate at a position close to the MCU, the battery being electrically connected to the MCU.
9. The apparatus for measuring road surface illuminance of a vehicle headlamp according to any one of claims 2 to 7, wherein the first mounting plate, the second mounting plate and the vertical beam are integrally formed.
10. The road surface illuminance measurement device of the vehicle headlamp according to any one of claims 2 to 7, wherein the vertical beam is provided with a plurality of lightening holes penetrating through the vertical beam, the plurality of lightening holes being arranged at intervals in the extending direction of the vertical beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431118.4U CN216410408U (en) | 2021-12-29 | 2021-12-29 | Road surface illuminance measuring apparatus of vehicle headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431118.4U CN216410408U (en) | 2021-12-29 | 2021-12-29 | Road surface illuminance measuring apparatus of vehicle headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410408U true CN216410408U (en) | 2022-04-29 |
Family
ID=81286585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123431118.4U Active CN216410408U (en) | 2021-12-29 | 2021-12-29 | Road surface illuminance measuring apparatus of vehicle headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410408U (en) |
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2021
- 2021-12-29 CN CN202123431118.4U patent/CN216410408U/en active Active
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