CN111605474A - Brake lamp and automobile with same - Google Patents
Brake lamp and automobile with same Download PDFInfo
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- CN111605474A CN111605474A CN202010454294.0A CN202010454294A CN111605474A CN 111605474 A CN111605474 A CN 111605474A CN 202010454294 A CN202010454294 A CN 202010454294A CN 111605474 A CN111605474 A CN 111605474A
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- light
- brake
- led lamp
- automobile
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/44—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal
- B60Q1/444—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal with indication of the braking strength or speed changes, e.g. by changing shape or intensity of the indication
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention relates to the field of automobile safety, in particular to a brake lamp and an automobile with the brake lamp, wherein the brake lamp is composed of n ring-shaped LED lamp tubes (2), a rheostat (4) is connected in series with a main output port of a main power supply, the rheostat (4) is arranged in a manner that the movable end of the rheostat is linked with a brake pedal of the automobile (1), the larger the stepping stroke of the brake pedal is, the smaller the resistance value of the rheostat (4) is, the more than n piezoresistors (3) on an electrifying circuit are arranged from inside to outside according to the concentrically arranged ring-shaped LED lamp tubes (2), the electrifying threshold value of the piezoresistor (3) is changed from small to large, and the range of the electrifying threshold values of the n ring-shaped LED lamp tubes (2) is matched with the organization change interval of the rheostat (. The invention can more obviously prompt the driver on the vehicle to pay attention, and only the small-ring-shaped LED lamp tube at the middle part of the brake lamp is lightened when the driver lightly steps on the brake pedal.
Description
Technical Field
The invention relates to the field of automobile safety, in particular to a brake lamp and an automobile with the same.
Background
The automobile tail lamp is a very important necessary device in an automobile assembly, in particular to a brake lamp, and is an important way and tool for communicating a corresponding vehicle with a rear vehicle. At present, although the brake lamp patterns of vehicles of large brands are respectively one in shape and have clear identification degree, the opening and closing modes and the mode of reminding the driver of the deceleration of the vehicle are very single, as long as the driver steps on the brake pedal, the automobile brake lamp always has a brightness no matter the driver steps on the brake pedal lightly or heavily, the driver behind can only know that the front vehicle starts to brake, and cannot judge whether the front vehicle is the light brake for deceleration or the emergency brake for parking or emergency braking, so that the judgment of the braking severity of the self vehicle is difficult to make, and accidents are easy to happen.
Although the above problems have attracted much attention in the industry, some technologies for changing the brightness of the brake lights with the degree of braking have been disclosed, but the initial brightness and the maximum brightness of different vehicles ahead are not uniform, which directly results in that it is difficult for the driver of the vehicle behind to judge the brightness of the current brightness of the vehicle ahead.
Disclosure of Invention
The invention aims to provide a brake lamp and an automobile with the brake lamp, and solves the problems that a brake prompting mode is single and a rear driver cannot intuitively and quickly judge the brake condition of a front vehicle due to non-uniform brightness at present.
In order to solve the technical problems, the invention adopts the following technical scheme:
a brake lamp is installed at the tail of an automobile and consists of n ring-shaped LED lamp tubes, the n ring-shaped LED lamp tubes are concentrically arranged, the electrifying circuits of the n ring-shaped LED lamp tubes are connected with a main power supply in an interconnected mode, piezoresistors are respectively connected onto the n electrifying circuits in series, a main output port of the main power supply is connected with a rheostat in series, the movable end of the rheostat is in linkage with a brake pedal of the automobile, the larger the stepping stroke of the brake pedal is, the smaller the resistance value of the rheostat is, the piezoresistors on more than n electrifying circuits are arranged from inside to outside, the electrifying threshold value of each piezoresistor is changed from small to large, and the range of the electrifying threshold values of the n ring-shaped LED lamp tubes is matched with the organization change interval of the rheostat.
The technical scheme is that the n annular LED lamp tubes are square, the lamp tube at the bottommost side of the square is a lower lamp tube, the lower lamp tube is formed by buckling an installation seat and a light-transmitting cover, and the light-transmitting cover is divided into a red light-transmitting cover with the upper side vertically arranged and a transparent light-transmitting cover with the lower side bent inwards to form an arc shape; the lower lamp tube is provided with an LED lamp strip, a laser spot lamp is arranged below the LED lamp strip, and the laser spot lamp projects towards the ground on the rear side of the automobile through the transparent light-transmitting cover in an inclined mode.
The technical scheme is that the end part of the laser spot lamp is arranged on the mounting base through an electric rotating shaft, the electric rotating shaft is controlled by an adaptive control system, and the adaptive control system controls the inclination of the laser spot lamp according to the speed per hour of an automobile.
The further technical scheme is that the highest irradiation angle of the laser spot lamp controlled by the electric rotating shaft is 10 degrees horizontally downwards, and the lowest irradiation angle is 70 degrees horizontally downwards.
The technical scheme is that light guide channels are arranged in the red light-transmitting cover and the transparent light-transmitting cover, wherein the light guide channels of the red light-transmitting cover are channels with equal width at two ends, and the width of the light guide channels of the transparent light-transmitting cover is gradually increased from inside to outside.
The utility model provides an automobile with brake light, the afterbody left and right sides of automobile all is equipped with aforementioned brake light.
The automobile with the brake lamp is further optimized, a rotating disk is arranged below the tail of the automobile, a projection lamp is arranged on the rotating disk, a motor of the rotating disk and a power supply circuit of the projection lamp on the rotating disk are connected in series on a power supply circuit of a ring-shaped LED lamp tube, an emergency piezoresistor is arranged, and the power-on threshold of the emergency piezoresistor is larger than that of the ring-shaped LED lamp tube.
In a further development of the motor vehicle with brake lights, the motor speed of the rotary disk is more than 100 revolutions per minute.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts n ring-shaped LED lamp tubes as the brake indicator lamp, has no difference with the prior automobile lamp when being extinguished, however, because each ring-shaped LED lamp tube is independently provided with a piezoresistor, the energizing threshold value of each piezoresistor is different, the circuit for controlling the power supply of the main power supply is provided with a rheostat linked with the stroke of the brake pedal, so that when a driver steps on the brake pedal, the resistance value of the rheostat can be determined according to the length of the stroke, thereby determining the current to the n annular LED lamp tubes, the piezoresistors can be used for sequentially conducting the annular LED lamp tubes according to different respective conduction threshold values, thus, the brake lamp of the automobile can light up different numbers of ring-shaped LED lamp tubes according to the stroke length of the brake pedal, namely, the deeper the brake pedal is stepped on, the more the ring-shaped LED lamp tubes are lightened, and the more the attention of the driver on the vehicle is prompted more obviously.
2. The n annular LED lamp tubes are arranged from inside to outside in a circle, so that when a brake pedal is slightly stepped on, only the annular LED lamp tubes of the small circle at the middle part of the brake lamp are lightened, the brightness of the annular LED lamp tubes is almost the same as that of the automobile tail lamp, the later vehicle is not prompted by excessively lightening, and the fatigue of the brake lamp with high brightness on eyes of a driver of the later vehicle is avoided; when the automobile needs to be stopped in an emergency, the ring-shaped LED lamp tube can be reminded in other more special modes under the condition that the ring-shaped LED lamp tube is completely lightened, and the attention of a driver in a rear automobile can be easily attracted.
Drawings
Fig. 1 is a schematic structural diagram of a brake lamp of the present invention.
FIG. 2 is a schematic diagram of a power supply circuit of the brake lamp of the present invention.
Fig. 3 is a schematic structural diagram of the brake lamp of the present invention.
FIG. 4 is a cross-sectional view of the structure of the lower lamp tube of the stop lamp of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1-4 show the following embodiments: a
Example 1
The utility model provides a brake light, installs 1 afterbody in the car which characterized in that: the automobile brake pedal is characterized by comprising n annular LED lamp tubes 2, wherein the n annular LED lamp tubes 2 are concentrically arranged, the energized circuits of the n annular LED lamp tubes 2 are connected with a main power supply in an interconnected mode, piezoresistors 3 are respectively connected onto the n energized circuits in series, a rheostat 4 is connected to a main output port of the main power supply in series, the movable end of the rheostat 4 is arranged to be in linkage with a brake pedal of an automobile 1, the larger the treading stroke of the brake pedal is, the smaller the resistance value of the rheostat 4 is, the piezoresistors 3 on more than n energized circuits are arranged from inside to outside, the energizing threshold value of the piezoresistor 3 is changed from small to large according to the arrangement of the concentrically arranged annular LED lamp tubes 2, and the range of the energizing threshold values of the n annular LED lamp tubes 2 is matched with the tissue change interval of the rheostat 4.
The embodiment adopts n ring-shaped LED lamp tubes as the brake indicator lamp, has no difference with the existing automobile lamp when being turned off, however, because each ring-shaped LED lamp tube is independently provided with a piezoresistor, the energizing threshold value of each piezoresistor is different, the circuit for controlling the power supply of the main power supply is provided with a rheostat linked with the stroke of the brake pedal, so that when a driver steps on the brake pedal, the resistance value of the rheostat can be determined according to the length of the stroke, thereby determining the current to the n annular LED lamp tubes, the piezoresistors can be used for sequentially conducting the annular LED lamp tubes according to different respective conduction threshold values, thus, the brake lamp of the automobile can light up different numbers of ring-shaped LED lamp tubes according to the stroke length of the brake pedal, namely, the deeper the brake pedal is stepped on, the more the ring-shaped LED lamp tubes are lightened, and the attention of a driver on the vehicle is more visually prompted later. The n annular LED lamp tubes are arranged in a circle from inside to outside, so that when the brake pedal is slightly stepped on, only the annular LED lamp tubes of the small circle at the middle part of the brake lamp are lightened, the brightness of the annular LED lamp tubes is almost the same as that of the automobile tail lamp, the later vehicle is not prompted by excessively lightening, and the fatigue of the brake lamp with high brightness on eyes of a driver of the later vehicle is avoided; and when the emergency situation is met, the brake is required.
Example 2
The utility model provides a brake light, installs 1 afterbody in the car which characterized in that: the automobile brake pedal device is characterized by comprising n annular LED lamp tubes 2, wherein the n annular LED lamp tubes 2 are concentrically arranged, the energized circuits of the n annular LED lamp tubes 2 are connected with a main power supply in an interconnected mode, piezoresistors 3 are respectively connected onto the n energized circuits in series, a rheostat 4 is connected to a main output port of the main power supply in series, the movable end of the rheostat 4 is arranged to be in linkage with a brake pedal of an automobile 1, the larger the stepping stroke of the brake pedal is, the smaller the resistance value of the rheostat 4 is, the piezoresistors 3 on more than n energized circuits are arranged from inside to outside according to the concentric annular LED lamp tubes 2, the energizing threshold value of the piezoresistors 3 is changed from small to large, and the range of the energizing threshold values of the n annular LED lamp tubes 2 is matched with the tissue change interval of the rheostat 4; the n circle-shaped LED lamp tubes 2 are square, the lamp tube at the lowest side of the square is a lower lamp tube 21, the lower lamp tube 21 is formed by buckling an installation seat 211 and a light-transmitting cover, and the light-transmitting cover is divided into a red light-transmitting cover 212 with the upper side vertically arranged and a transparent light-transmitting cover 213 with the lower side bent inwards to form an arc shape; the lower lamp tube 21 is provided with an LED lamp strip 214, a laser spot lamp 215 is arranged below the LED lamp strip 214, and the laser spot lamp 215 projects towards the ground on the rear side of the automobile 1 in an inclined manner through a transparent light-transmitting cover 213.
In this embodiment, the lower lamp 21 is greatly different from the lamps in other directions, the light-transmitting cover is formed by two colors, the upper side is red, the lower side is transparent, the corresponding lamps are different, fitted to the color-light transmissive cover 212 is a LED strip 214, fitted to the lower transparent light transmissive cover 213 is a laser spot 215, when the corresponding ring-shaped LED lamp tube 2 is lighted, the LED lamp strip 214 and the laser spot lamp 215 in the lower lamp tube 21 are both lighted, wherein the LED strip 214 and other directions are equal to form a closed loop brake light, and the laser spot light 215 is projected towards the ground at the rear side of the automobile 1 through the transparent light-transmitting cover 213 in an inclined way, the next transverse line is projected on the ground, when the brake is more urgent, the number of the transverse lines projected on the ground is more, and the judgment and the grasping accuracy of the brake condition of the front vehicle by the rear vehicle are further improved.
Example 3
In this embodiment, the difference from embodiment 2 is that the end of the laser spot light 215 is mounted on the mounting base 211 through an electric rotating shaft, and the electric rotating shaft is controlled by an adaptive control system which controls the inclination of the laser spot light 215 according to the speed per hour of the automobile 1.
In this embodiment, the laser spot lamp 215 needs to be adjusted, when the vehicle is driving on an urban road or a road with a low speed, the inclined angle of the laser spot lamp 215 is increased, so that the projection distance is shorter, and when the vehicle is driving on an expressway, the inclined angle of the laser spot lamp 215 is decreased, so that the projection distance is shorter,
example 4
The difference between this embodiment and embodiment 3 is that the highest irradiation angle of the electric spindle control laser spot light 215 is 10 degrees downward from the horizontal, and the lowest irradiation angle is 70 degrees downward from the horizontal.
Example 4
Compared with embodiment 2, the difference between this embodiment is that the red light-transmitting cover 212 and the transparent light-transmitting cover 213 are both provided with light-guiding channels, wherein the light-guiding channels of the red light-transmitting cover 212 are channels with equal width at both ends, and the width of the light-guiding channels of the transparent light-transmitting cover 213 gradually increases from inside to outside.
Example 5
The inner walls of the light-transmitting channels are all black surfaces, so that the optical fibers emitted from the light-transmitting channels by the laser spot lamp 215 can be kept in a strip shape, if a light-reflecting surface is used, the pipeline is easy to refract on the light-reflecting surface, and finally, light spots irradiated on the ground are not in a strip shape any more, so that whether emergency braking is performed or not is prompted to a rear vehicle according to the number of strip lines.
Example 6
An automobile with brake lights, wherein the brake lights of any one of claims 1-6 are arranged on the left and right sides of the tail of the automobile 1.
Example 7
In the embodiment, the automobile 1 is optimized as much as possible on the basis of the embodiment 5, the rotating disc 5 is arranged below the tail part of the automobile 1, the rotating disc 5 is provided with the projection lamp, the motor of the rotating disc 5 and the power supply circuit of the projection lamp on the rotating disc 5 are connected in series with the power supply circuit of the ring-shaped LED lamp tube 2, and the emergency piezoresistor is arranged, and the energization threshold of the emergency piezoresistor is greater than that of the ring-shaped LED lamp tube 2.
Example 8
The vehicle with the brake lamp in the embodiment is characterized in that: the rotating speed of the motor of the rotating disc 5 is more than 100 revolutions per minute.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a brake light, installs at car (1) afterbody which characterized in that: the automobile brake pedal device is characterized by comprising n ring-shaped LED lamp tubes (2), wherein the n ring-shaped LED lamp tubes (2) are concentrically arranged, the electrifying circuits of the n ring-shaped LED lamp tubes (2) are connected with a main power supply in an interconnected mode, piezoresistors (3) are respectively connected onto the n electrifying circuits in series, a total output port of the main power supply is connected with a rheostat (4) in series, the rheostat (4) is arranged in a mode that the movable end of the rheostat (4) is linked with a brake pedal of an automobile (1), the larger the stepping stroke of the brake pedal is, the smaller the resistance value of the rheostat (4) is, the piezoresistors (3) on more than n electrifying circuits are arranged, the electrifying threshold value of the piezoresistors (3) is changed from small to large according to the arrangement of the concentrically arranged ring-shaped LED lamp tubes (2) from inside to outside, and the range of the electrifying threshold values of the n ring-shaped.
2. The brake light of claim 1, wherein: the n ring-shaped LED lamp tubes (2) are square, the lamp tube at the lowest side of the square is a lower lamp tube (21), the lower lamp tube (21) is formed by buckling an installation seat (211) and a light-transmitting cover, and the light-transmitting cover is divided into a red light-transmitting cover (212) with the upper side vertically arranged and a transparent light-transmitting cover (213) with the lower side inwards bent to form an arc shape; LED lamp area (214) are installed to lower fluorescent tube (21), install laser shot-light (215) in the below of LED lamp area (214), laser shot-light (215) pass through transparent printing opacity cover (213) slope towards car (1) rear side ground projection.
3. The brake light of claim 2, wherein: the end part of the laser spot lamp (215) is arranged on the mounting seat (211) through an electric rotating shaft, the electric rotating shaft is controlled by an adaptive control system, and the adaptive control system controls the inclination of the laser spot lamp (215) according to the speed per hour of the automobile (1).
4. A brake light according to claim 3, characterized in that: the highest irradiation angle of the laser spot lamp (215) controlled by the electric rotating shaft is 10 degrees horizontally downwards, and the lowest irradiation angle is 70 degrees horizontally downwards.
5. The brake light of claim 2, wherein: all be equipped with light guide channel in red printing opacity cover (212) and transparent printing opacity cover (213), wherein the light guide channel of red printing opacity cover (212) is the equal passageway of both ends width, and the logical light channel width of transparent printing opacity cover (213) is increasing gradually from inside to outside.
6. Brake light according to claim 5, characterized in that: the inner wall of the light-transmitting channel is a black surface.
7. An automobile with a brake light, characterized in that: the left side and the right side of the tail of the automobile (1) are provided with brake lamps according to any one of claims 1 to 6.
8. The vehicle having a brake light of claim 7, wherein: the automobile lamp is characterized in that a rotating disk (5) is arranged below the tail of the automobile (1), a projection lamp is arranged on the rotating disk (5), a motor of the rotating disk (5) and a power supply circuit of the projection lamp on the rotating disk are connected in series on a power supply circuit of the ring-shaped LED lamp tube (2), an emergency piezoresistor is arranged on the rotating disk, and the power-on threshold of the emergency piezoresistor is larger than that of the ring-shaped LED lamp tube (2).
9. The vehicle having a brake light of claim 8, wherein: the rotating speed of the motor of the rotating disc (5) is more than 100 revolutions per minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010454294.0A CN111605474B (en) | 2020-05-26 | 2020-05-26 | Brake lamp and automobile with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010454294.0A CN111605474B (en) | 2020-05-26 | 2020-05-26 | Brake lamp and automobile with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111605474A true CN111605474A (en) | 2020-09-01 |
| CN111605474B CN111605474B (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010454294.0A Active CN111605474B (en) | 2020-05-26 | 2020-05-26 | Brake lamp and automobile with same |
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| Country | Link |
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| CN (1) | CN111605474B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101547538A (en) * | 2008-03-28 | 2009-09-30 | 朗讯科技公司 | Brake light control system |
| US20100085180A1 (en) * | 2008-10-03 | 2010-04-08 | Mathis Monica Joella | Deceleration Brake Light System |
| CN108099766A (en) * | 2017-10-31 | 2018-06-01 | 浙江科技学院 | A kind of front truck braking strength caution system |
| CN108454506A (en) * | 2018-03-29 | 2018-08-28 | 贵州民族大学 | A kind of control method of brake speed warning light |
| CN207842790U (en) * | 2018-02-08 | 2018-09-11 | 王子游 | A kind of brightness with braking strength consecutive variations brake lamp |
-
2020
- 2020-05-26 CN CN202010454294.0A patent/CN111605474B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101547538A (en) * | 2008-03-28 | 2009-09-30 | 朗讯科技公司 | Brake light control system |
| US20100085180A1 (en) * | 2008-10-03 | 2010-04-08 | Mathis Monica Joella | Deceleration Brake Light System |
| CN108099766A (en) * | 2017-10-31 | 2018-06-01 | 浙江科技学院 | A kind of front truck braking strength caution system |
| CN207842790U (en) * | 2018-02-08 | 2018-09-11 | 王子游 | A kind of brightness with braking strength consecutive variations brake lamp |
| CN108454506A (en) * | 2018-03-29 | 2018-08-28 | 贵州民族大学 | A kind of control method of brake speed warning light |
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| Publication number | Publication date |
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| CN111605474B (en) | 2022-09-27 |
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