CN113978369B - Telescopic off-road vehicle welcome pedal system with atmosphere lamp and control method - Google Patents
Telescopic off-road vehicle welcome pedal system with atmosphere lamp and control method Download PDFInfo
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- CN113978369B CN113978369B CN202111399652.3A CN202111399652A CN113978369B CN 113978369 B CN113978369 B CN 113978369B CN 202111399652 A CN202111399652 A CN 202111399652A CN 113978369 B CN113978369 B CN 113978369B
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- pedal
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- footboard
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/02—Retractable steps or ladders, e.g. movable under shock
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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
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
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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
- B60Q1/32—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 vehicle sides, e.g. clearance lights
- B60Q1/323—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 vehicle sides, e.g. clearance lights on or for doors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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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 technical field of automobile welcome pedals, in particular to a telescopic off-road vehicle welcome pedal system with atmosphere lamps and a control method. The telescopic off-road vehicle welcome pedal system with the atmosphere lamp is provided, and the pedal frame, the pedal groove, the motor, the transmission mechanism and the pedal system controller are matched, so that the expansion and the contraction of the off-road vehicle welcome pedal can be automatically controlled, meanwhile, the welcome pedal can be hidden in a vehicle bottom supporting frame when the system is not needed to be used, the vehicle trafficability is improved, and the damage rate of the welcome pedal is effectively reduced; the utility model provides a telescopic off-road vehicle usher footboard system control method of atmosphere lamp, through footboard system controller and sensor group and in-vehicle accuse screen cooperation, can be according to off-road vehicle road conditions and the flexible of vehicle condition automatic control usher footboard to can promote the security of usher footboard according to the scintillation of service environment intelligent control footboard atmosphere lamp, extension footboard atmosphere lamp's effect.
Description
Technical Field
The invention relates to the technical field of automobile welcome pedals, in particular to a telescopic off-road vehicle welcome pedal system with atmosphere lamps and a control method.
Background
The welcome pedal is an automobile accessory for decorating automobile threshold positions, plays roles in protecting an automobile body and beautifying the automobile body, and belongs to an automobile refitting article. The welcome pedal is mainly installed at the backing plate of mud prevention on door limit, and four doors all have. The shape of the automobile welcome pedal is different according to different automobile types. In addition, foot pedals are additionally arranged at two sides of the large off-road vehicle, so that passengers can get on or off the vehicle conveniently; meanwhile, as requirements on the beauty of vehicles are higher, atmosphere lamps are installed on many automobile pedals for decoration.
The existing welcome pedal is usually fixedly arranged outside the vehicle, and when the pedal is used on an off-road vehicle, the pedal is easy to accumulate water and damage due to complex running environment of the off-road vehicle, so that the safety of people getting off the vehicle is influenced; meanwhile, the existing welcome pedal atmosphere lamp has single action and limited atmosphere building capacity.
Disclosure of Invention
The invention aims to solve the technical problems that: the utility model provides a telescopic off-road vehicle usher footboard system and control method of atmosphere lamp, can be according to the flexible of off-road vehicle road conditions automatic control usher footboard to can promote the security of usher footboard according to the scintillation of service environment intelligent control footboard atmosphere lamp, extension footboard atmosphere lamp's effect.
In order to solve the technical problems, the invention adopts the following technical scheme: the telescopic off-road vehicle welcome pedal system with atmosphere lamps is arranged at the bottom of an off-road vehicle body 1 and comprises a support frame 2 fixed at the bottom of the off-road vehicle body 1, pedal frames 3 are arranged at positions, below a vehicle door, of the support frame 2, welcome pedals 4 are arranged at the upper parts of the pedal frames 3 and are connected with the pedal frames 3 through transmission mechanisms 6, pedal grooves 5 are formed in the inner sides, corresponding to the pedal frames 3, of the support frame 2, through holes are formed in the inner sides of the pedal frames 3 and are communicated with the pedal grooves 5, the through holes are matched with the welcome pedals 4 in size, the transmission mechanisms 6 are connected with motors 7, and the motors 7 are used for driving the transmission mechanisms 6 to drive the welcome pedals 4 to penetrate through the through holes and to be retracted into the pedal grooves 5 or extend out of the pedal grooves 5;
an atmosphere lamp group 8 is arranged at the bottom of the pedal frame 3, a pedal system controller 9 is arranged in the middle of the supporting frame 2, a sensor group 10 is arranged at the bottom of the vehicle body 1 near the vehicle head end, and the sensor group 10 is used for collecting road condition information and sending the road condition information to the pedal system controller 9;
the motor 7 and the atmosphere lamp group 8 are electrically connected with the pedal system controller 9, and the pedal system controller 9 controls the actions according to a preset control strategy.
Further, the supporting frames 2 are provided with four groups of four doors corresponding to the off-road vehicle respectively, and pedal grooves 5 corresponding to the two groups of opposite supporting frames 2 are communicated.
Further, the transmission mechanism 6 is specifically a rack and pinion transmission mechanism.
Further, the sensor group 10 is composed of an image recognition sensor, a rain sensor and an illuminance sensor, and the corresponding road condition information is road surface width information, off-vehicle rain information and off-vehicle illuminance information respectively.
Further, the pedal system controller 9 is electrically connected with a central control screen in the off-road vehicle and is used for acquiring vehicle condition information.
Further, the vehicle condition information includes: vehicle travel information, door opening information, and in-vehicle temperature information.
Further, the atmosphere lamp group 8 is composed of a red lamp group, a blue lamp group and a yellow lamp group.
A control method of a telescopic off-road vehicle welcome pedal system with atmosphere lamps, based on the welcome pedal system, comprises the following steps:
s1, judging whether the vehicle is in a running state, if so, executing a step S2, and if not, executing a step S5;
s2, judging whether the pavement width is smaller than a preset width, if so, taking the welcome pedal into the pedal groove, and if not, executing the step S3;
s3, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S4;
s4, judging whether the illuminance outside the vehicle is smaller than the preset illuminance, if so, enabling the yellow lamp set in the atmosphere lamp set to flash, and if not, enabling the atmosphere lamp set not to be started;
s5, judging whether the vehicle door is opened, if so, executing a step S6; if not, the welcome pedal is retracted into the pedal groove;
s6, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S7;
and S7, judging whether the temperature in the vehicle is less than the preset temperature, if so, flashing the blue lamp set in the atmosphere lamp set, and if not, flashing the red lamp set in the atmosphere lamp set.
Further, the preset width is 1.5 times of the width of the vehicle body, the preset illuminance is 15lx, and the preset temperature is 15 ℃.
An off-road vehicle comprises the telescopic off-road vehicle welcome pedal system with an atmosphere lamp.
Compared with the prior art, the invention has the following main advantages:
1. the telescopic off-road vehicle welcome pedal system with the atmosphere lamp is provided, and the welcome pedal can be retracted into the pedal groove or extend out of the pedal groove through the pedal frame through holes by matching the pedal frame and the pedal groove with the motor, the transmission mechanism and the pedal system controller, so that the telescopic control of the off-road vehicle welcome pedal is realized;
2. the control method is characterized in that a pedal system controller is matched with a sensor group and an in-vehicle central control screen, so that the expansion and the contraction of the welcome pedal can be automatically controlled according to the running road condition and the vehicle condition of the off-road vehicle, the flickering of the pedal atmosphere lamp can be intelligently controlled according to the use environment, the safety of the welcome pedal is improved, and the effect of the pedal atmosphere lamp is expanded;
3. when the road width is small, the vehicle is provided with rainwater outside, and the vehicle door is not opened, the welcome pedal can be automatically retracted into the pedal groove at the inner side of the vehicle bottom support frame, so that the welcome pedal is hidden, the trafficability and the attractiveness of the vehicle are improved, the damage rate of the welcome pedal can be reduced, the use safety of the welcome pedal is improved, and the welcome pedal can be better adapted to the use working condition of the off-road vehicle;
4. when the illuminance outside the automobile is low, a yellow lamp group in the atmosphere lamp group is started, so that the pedal atmosphere lamp can illuminate roads on two sides and warn front and rear vehicles, and the safety of night driving is improved;
5. through according to the temperature in the car, blue lamp group and the red lamp group in the selective start atmosphere lamp group can demonstrate the cold and hot degree in the car in advance before the passenger gets on, promotes the passenger and uses the experience and the atmosphere sense of welcome footboard.
Drawings
FIG. 1 is an overall schematic view of a welcome pedal system of the present invention;
FIG. 2 is a schematic view of a welcome pedal support frame according to the present invention;
FIG. 3 is a flow chart of a welcome pedal system controller of the present invention.
In the figure: 1. a vehicle body; 2. a support frame; 3. pedal frame; 4. a welcome pedal; 5. a pedal groove; 6. a transmission mechanism; 7. a motor; 8. an atmosphere lamp group; 9. a pedal system controller; 10. a sensor group.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
It should be noted that each step/component described in the present application may be split into more steps/components, or two or more steps/components or part of the operations of the steps/components may be combined into new steps/components, as needed for implementation, to achieve the object of the present invention.
1. Telescopic off-road vehicle welcome pedal system with atmosphere lamp
According to the telescopic all-terrain vehicle welcome pedal system with the atmosphere lamp, which is implemented by the invention, is arranged at the bottom of a all-terrain vehicle body 1, and comprises a support frame 2 fixed at the bottom of the vehicle body 1, as shown in figures 1-2, and particularly can be connected by bolts or welded.
The position of the support frame 2 below the vehicle door is provided with a pedal frame 3, the upper part of the pedal frame 3 is provided with a welcome pedal 4, and the welcome pedal 4 is connected with the pedal frame 3 through a transmission mechanism 6 (specifically, a gear-rack transmission mechanism), so that the welcome pedal 4 can horizontally move along the direction vertical to the side wall of the support frame 2 relative to the pedal frame 3.
Furthermore, a pedal groove 5 is formed in the side wall of the support frame 2 corresponding to the pedal frame 3, a through hole is formed in the inner side of the pedal frame 3 and is communicated with the pedal groove 5, the size of the through hole is matched with that of the welcome pedal 4, and the welcome pedal 4 can horizontally move to pass through the through hole and then enter the pedal groove 5;
the transmission mechanism 6 is connected with a motor 7, the motor 7 is fixed on the side wall of the support frame 2, and the motor 7 is used for driving the transmission mechanism 6 to drive the welcome pedal 4 to horizontally move relative to the pedal frame 3, so that the welcome pedal can pass through the through hole and be retracted into the pedal groove or extend out of the pedal groove, and the telescopic control of the welcome pedal of the off-road vehicle is realized.
Furthermore, the support frames 2 are provided with four groups of support frames corresponding to four doors of the off-road vehicle respectively, and the left front door and the right front door of the off-road vehicle are corresponding to the support frames, and pedal grooves of the two support frames are communicated into a whole; the left rear door and the right rear door of the off-road vehicle are correspondingly provided with supporting frames, and pedal grooves of the left rear door and the right rear door are communicated into a whole.
Meanwhile, an atmosphere lamp group 8 is arranged at the bottom of the pedal frame 3, and the atmosphere lamp group 8 consists of a red lamp group, a blue lamp group and a yellow lamp group.
Further, a pedal system controller 9 is arranged in the middle of the support frame 2, a sensor group 10 is arranged at the bottom of the vehicle body 1 near the vehicle head end, and the sensor group 10 is used for collecting road condition information and sending the road condition information to the pedal system controller 9;
the sensor group 10 is composed of an image recognition sensor, a rain sensor and an illuminance sensor, and the corresponding road condition information is road surface width information, off-vehicle rain information and off-vehicle illuminance information respectively.
Further, the pedal system controller 9 is electrically connected with a central control screen in the off-road vehicle and is used for acquiring vehicle condition information;
wherein the vehicle condition information includes: vehicle travel information, door opening information, and in-vehicle temperature information.
Further, the motor 7 and the atmosphere lamp set 8 are electrically connected with the pedal system controller 9, and the pedal system controller 9 controls the actions according to a preset control strategy.
2. Control method of telescopic off-road vehicle welcome pedal system with atmosphere lamp
Based on the same inventive concept, the embodiment of the application also provides a control method of a telescopic cross-country vehicle welcome pedal system with an atmosphere lamp, which is based on the welcome pedal system, as shown in fig. 3, and specifically comprises the following steps:
s1, judging whether the vehicle is in a running state, if so, executing a step S2, and if not, executing a step S5;
s2, judging whether the pavement width is smaller than a preset width (specifically, 1.5 times of the vehicle body width), if so, taking the welcome pedal into the pedal groove, and if not, executing the step S3;
s3, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S4;
s4, judging whether the illuminance outside the vehicle is smaller than the preset illuminance (specifically 15 lx), if yes, flashing a yellow lamp group in the atmosphere lamp group, and if no, not starting the atmosphere lamp group;
s5, judging whether the vehicle door is opened, if so, executing a step S6; if not, the welcome pedal is retracted into the pedal groove;
s6, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S7;
and S7, judging whether the temperature in the automobile is smaller than the preset temperature (specifically 15 ℃), if so, flashing a blue lamp group in the atmosphere lamp group, and if not, flashing a red lamp group in the atmosphere lamp group.
By adopting the control method, the pedal system controller is matched with the sensor group and the in-vehicle central control screen, so that the expansion and contraction of the welcome pedal can be automatically controlled according to the running road condition and the vehicle condition of the off-road vehicle, and the flickering of the pedal atmosphere lamp can be intelligently controlled according to the use environment;
when the road width is small, the vehicle is provided with rainwater outside, and the vehicle door is not opened, the welcome pedal can be automatically retracted into the pedal groove at the inner side of the vehicle bottom support frame, so that the welcome pedal is hidden, the trafficability and the attractiveness of the vehicle are improved, the damage rate of the welcome pedal can be reduced, the use safety of the welcome pedal is improved, and the welcome pedal can be better adapted to the use working condition of the off-road vehicle;
when the illuminance outside the automobile is low, a yellow lamp group in the atmosphere lamp group is started, so that the pedal atmosphere lamp can illuminate roads on two sides and warn front and rear vehicles, and the safety of night driving is improved;
through according to the temperature in the car, blue lamp group and the red lamp group in the selective start atmosphere lamp group can demonstrate the cold and hot degree in the car in advance before the passenger gets on, promotes the passenger and uses the experience and the atmosphere sense of welcome footboard.
Based on the same inventive concept, the embodiment of the application also provides an off-road vehicle, comprising the telescopic off-road vehicle welcome pedal system with the atmosphere lamp.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a telescopic off-road vehicle usher footboard system control method with atmosphere lamp, characterized in that, off-road vehicle usher footboard system locates off-road vehicle body (1) bottom, including support frame (2) that are fixed in vehicle body (1) bottom, support frame (2) are located the position below the door and all are equipped with pedal frame (3), pedal frame (3) upper portion is equipped with usher footboard (4), usher footboard (4) pass through drive mechanism (6) with pedal frame (3) link to each other, the inboard of corresponding pedal frame (3) on support frame (2) is equipped with footboard groove (5), the inboard of pedal frame (3) has seted up the through-hole and has been linked together with footboard groove (5), the through-hole size with usher footboard (4) looks adaptation, drive mechanism (6) are connected with motor (7), motor (7) are used for driving drive mechanism (6) drive usher footboard (4) and pass through the through-hole and in footboard groove (5) or stretch out from footboard groove (5);
an atmosphere lamp group (8) is arranged at the bottom of the pedal frame (3), a pedal system controller (9) is arranged in the middle of the supporting frame (2), a sensor group (10) is arranged at the bottom of the vehicle body (1) close to the vehicle head end, and the sensor group (10) is used for collecting road condition information and sending the road condition information to the pedal system controller (9);
the motor (7) and the atmosphere lamp group (8) are electrically connected with the pedal system controller (9), and the pedal system controller (9) controls the actions according to a preset control strategy;
the sensor group (10) is composed of an image recognition sensor, a rainwater sensor and an illuminance sensor, and the corresponding road condition information is pavement width information, outside rainwater information and outside illuminance information respectively;
the control method comprises the following steps:
s1, judging whether the vehicle is in a running state, if so, executing a step S2, and if not, executing a step S5;
s2, judging whether the pavement width is smaller than a preset width, if so, taking the welcome pedal into the pedal groove, and if not, executing the step S3;
s3, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S4;
s4, judging whether the illuminance outside the vehicle is smaller than the preset illuminance, if so, enabling the yellow lamp set in the atmosphere lamp set to flash, and if not, enabling the atmosphere lamp set not to be started;
s5, judging whether the vehicle door is opened, if so, executing a step S6; if not, the welcome pedal is retracted into the pedal groove;
s6, judging whether rainwater exists outside the vehicle, if so, retracting the welcome pedal into the pedal groove, if not, extending the welcome pedal out of the pedal groove, and executing the step S7;
and S7, judging whether the temperature in the vehicle is less than the preset temperature, if so, flashing the blue lamp set in the atmosphere lamp set, and if not, flashing the red lamp set in the atmosphere lamp set.
2. The control method of the telescopic all-terrain vehicle welcome pedal system with the atmosphere lamp according to claim 1, wherein the supporting frames (2) are provided with four groups of four doors corresponding to all-terrain vehicles respectively, and pedal grooves (5) corresponding to the two groups of opposite supporting frames (2) are communicated.
3. The method according to claim 1, wherein the transmission mechanism (6) is a rack and pinion transmission mechanism.
4. The telescopic off-road vehicle welcome pedal system control method with the atmosphere lamp according to claim 1, wherein the pedal system controller (9) is electrically connected with a central control screen in the off-road vehicle and is used for acquiring vehicle condition information.
5. The method for controlling a telescopic all terrain vehicle welcome pedal system with an atmosphere lamp according to claim 4, wherein the vehicle condition information comprises: vehicle travel information, door opening information, and in-vehicle temperature information.
6. The method for controlling a telescopic greeting pedal system for an off-road vehicle with an atmosphere lamp according to claim 1, wherein the atmosphere lamp group (8) is composed of a red lamp group, a blue lamp group and a yellow lamp group.
7. The method for controlling the telescopic all-terrain vehicle welcome pedal system with atmosphere lamp according to claim 1, wherein the preset width is 1.5 times of the width of the vehicle body, the preset illuminance is 15lx, and the preset temperature is 15 ℃.
8. An off-road vehicle, characterized in that a telescopic off-road vehicle welcome pedal system control method with atmosphere lamps is adopted according to any one of claims 1-7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111399652.3A CN113978369B (en) | 2021-11-24 | 2021-11-24 | Telescopic off-road vehicle welcome pedal system with atmosphere lamp and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111399652.3A CN113978369B (en) | 2021-11-24 | 2021-11-24 | Telescopic off-road vehicle welcome pedal system with atmosphere lamp and control method |
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| CN113978369A CN113978369A (en) | 2022-01-28 |
| CN113978369B true CN113978369B (en) | 2023-06-09 |
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| CN110949236A (en) * | 2019-11-25 | 2020-04-03 | 浙江合众新能源汽车有限公司 | Vehicle welcome lamp system and method |
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| KR102253494B1 (en) * | 2014-12-29 | 2021-05-18 | 현대모비스 주식회사 | External air bag control apparatus and method for vehicles using an active electric side step |
| CN107682982A (en) * | 2017-08-31 | 2018-02-09 | 上海思致汽车工程技术有限公司 | A kind of atmosphere lamp control method and atmosphere lamp system based on speed |
| US10160380B1 (en) * | 2017-10-05 | 2018-12-25 | Ford Global Technologies, Llc | Enhanced informational vehicle puddle lamp assemblies |
| CN107809831A (en) * | 2017-10-30 | 2018-03-16 | 惠州市德赛西威汽车电子股份有限公司 | One kind automatically controls atmosphere circuit for lamp according to vehicle interior temperature |
| CN207594832U (en) * | 2017-11-30 | 2018-07-10 | 安徽江淮汽车集团股份有限公司 | A kind of heavy-duty commercial vehicle mark time mechanism and its control system |
| CN112455345A (en) * | 2020-12-15 | 2021-03-09 | 陈秀燕 | Electric automobile pedal with telescopic function and using method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109484283A (en) * | 2018-11-27 | 2019-03-19 | 北京长城华冠汽车科技股份有限公司 | The control method of welcome's lamp control system and vehicle and welcome's lamp control system |
| CN110949236A (en) * | 2019-11-25 | 2020-04-03 | 浙江合众新能源汽车有限公司 | Vehicle welcome lamp system and method |
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