CN110861648A - Multifunctional automobile liquid crystal instrument - Google Patents

Multifunctional automobile liquid crystal instrument Download PDF

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Publication number
CN110861648A
CN110861648A CN201911171272.7A CN201911171272A CN110861648A CN 110861648 A CN110861648 A CN 110861648A CN 201911171272 A CN201911171272 A CN 201911171272A CN 110861648 A CN110861648 A CN 110861648A
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CN
China
Prior art keywords
liquid crystal
driver
image
rod
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911171272.7A
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Chinese (zh)
Inventor
姚新平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Huibao Electronic Technology Co Ltd
Original Assignee
Foshan Huibao Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foshan Huibao Electronic Technology Co Ltd filed Critical Foshan Huibao Electronic Technology Co Ltd
Priority to CN201911171272.7A priority Critical patent/CN110861648A/en
Publication of CN110861648A publication Critical patent/CN110861648A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/08—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to drivers or passengers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/08—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to drivers or passengers
    • B60W2040/0818—Inactivity or incapacity of driver
    • B60W2040/0827—Inactivity or incapacity of driver due to sleepiness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
    • B60W2050/143—Alarm means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/26—Incapacity

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Instrument Panels (AREA)

Abstract

The invention relates to the field of automobile accessories, and particularly discloses a multifunctional automobile liquid crystal instrument, which comprises a body, an image acquisition device, a controller, a memory and a reminding device, wherein the image acquisition device is arranged on the body; the image acquisition device is used for acquiring a driver image and sending the driver image to the controller; the controller is used for receiving the driver image sent by the image acquisition device, judging whether the driver image belongs to a normal driving state or not, and starting the reminding device if the driver image does not belong to the normal driving state.

Description

Multifunctional automobile liquid crystal instrument
Technical Field
The invention relates to the technical field of automobile parts, in particular to a multifunctional automobile liquid crystal instrument.
Background
The traditional instrument can not meet the development requirements of automobile intellectualization and electromotion, and the liquid crystal instrument can display key information related to driving such as endurance mileage, battery capacity, driving assistance function, navigation and the like, and can form friendly interaction with a driver to gradually replace the traditional instrument.
After a driver drives a vehicle continuously for a long time, disorder of physiological function and psychological function occurs, and the driving skill is objectively reduced. Studies have shown that the posture, and in particular the facial expression, of the driver changes when the driver is about to be or is in a state of fatigue driving. The driver has decreased judgment ability, slow response and increased misoperation in case of fatigue. When a driver is in slight fatigue, untimely and inaccurate gear shifting can occur; when the driver is in moderate fatigue, the operation action is dull, and sometimes even the driver forgets the operation; when a driver is severely tired, the driver is often conscious of operation or sleeps for a short time, and the driver loses the control capability of the vehicle in severe cases. However, while the driver is driving the vehicle, it is difficult to grasp the degree of fatigue of the driver, and there is a possibility that fatigue driving is not self-known, which causes tragedy. Meanwhile, the existing automobile liquid crystal instrument has single function and cannot meet the use requirement of a driver.
Disclosure of Invention
The invention aims to solve the defects that the liquid crystal instrument of the automobile in the prior art has single function and cannot meet the use requirement of a driver, and provides a multifunctional liquid crystal instrument of the automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multifunctional automobile liquid crystal instrument comprises a body, an image acquisition device, a controller, a memory and a reminding device, wherein the image acquisition device, the controller, the memory and the reminding device are connected with the body;
the image acquisition device is used for acquiring a driver image and sending the driver image to the controller;
the controller is used for receiving the driver image sent by the image acquisition device, judging whether the driver image belongs to a normal driving state, and starting the reminding device if the driver image does not belong to the normal driving state;
the memory is used for storing a set normal driving state image;
the reminding device is used for giving an alarm when the controller judges that the driver image does not belong to a normal driving state.
Preferably, the body includes the base, with the translucent cover body that the base is connected and setting are in LCD screen on the base, be connected with the plate body on the base, image acquisition device installs on the plate body.
Preferably, a first cylinder is arranged on the base, a piston rod of the first cylinder is connected with the plate body, and the first cylinder is electrically connected with the controller.
Preferably, a shell is rotatably connected to the plate body, a cover body is arranged at the top end of the shell, the image acquisition device is fixedly installed in a cavity defined by the shell and the cover body, the image acquisition device can rotate by taking the rotating shaft as an axis, and an angle adjusting device used for driving the image acquisition device to rotate is further arranged on the plate body.
Preferably, a support is fixed on the plate body, a rotating shaft is rotatably connected to the support, and the shell is connected with the rotating shaft.
Preferably, the angle adjusting device comprises a first motor and a speed reducer which are installed on the plate body, the first motor is electrically connected with the controller, a rotating shaft of the first motor is connected with a high-speed shaft of the speed reducer, and the rotating shaft is connected with a low-speed shaft of the speed reducer.
Preferably, the angle adjusting device comprises a second cylinder mounted on the plate body, and a piston rod of the second cylinder is rotatably connected with one end of the housing.
Preferably, the angle adjusting device includes a second motor connected to the plate body, a first rod connected to the rotation shaft of the second motor, and a second rod connected to one end of the casing, the first rod is connected to the second rod through a thread, and a limiting portion for preventing the second rod from rotating is arranged on the second rod.
Preferably, the plate body is connected with a mounting seat, the second motor is fixedly mounted on the mounting seat, and the plate body is provided with a connecting hole for the second rod body to move.
Preferably, the cover body is provided with a through hole, and/or the cover body is made of a transparent material.
The invention has the beneficial effects that:
the invention is characterized in that an image acquisition device is arranged on an automobile liquid crystal instrument and used for acquiring the posture characteristics of a driver, the image information acquired by the image acquisition device is sent to a controller to extract the facial information of the driver and compare the facial information with the image in the normal driving state, if the difference value between the two compared results exceeds a threshold value, the controller judges that the driver is in the fatigue driving state, and controls a reminding device to remind the driver.
Furthermore, the distance between the image acquisition device and the driver can be adjusted through the first air cylinder, the angle between the image acquisition device and the driver can be adjusted through the angle adjusting device, the image acquisition device is suitable for drivers with different body types, the image acquisition device can acquire accurate and clear image information of the driver, and the accuracy of judging whether the driver is tired or not is improved.
Drawings
FIG. 1 is a logic diagram of a multifunctional liquid crystal instrument for a vehicle according to the present invention;
FIG. 2 is a perspective view of a multifunctional liquid crystal instrument for a vehicle according to the present invention;
FIG. 3 is a perspective view of a multifunctional liquid crystal display instrument of an automobile according to a first embodiment (with the transparent cover omitted);
FIG. 4 is a top view of the multi-function liquid crystal instrument of the vehicle shown in FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 3 at A;
FIG. 6 is a perspective view of a multifunctional liquid crystal display instrument (with the transparent cover omitted) of an automobile according to a second embodiment;
FIG. 7 is an enlarged view of a portion of FIG. 6 at B;
FIG. 8 is a perspective view of a multifunctional liquid crystal display instrument of an automobile according to a third embodiment (with the transparent cover omitted);
fig. 9 is a partial enlarged view at C in fig. 8.
In the figure: the image acquisition device comprises a transparent cover body 1, a base 2, a liquid crystal screen 3, a plate body 4, a first air cylinder 5, a support 6, a shell 7, an image acquisition device 8, a cover body 9, a through hole 91, a rotating shaft 10, a speed reducer 11, a first motor 12, a second air cylinder 13, a piston rod 131, a rotating rod 14, a connecting seat 15, a mounting seat 16, a second motor 17, a second rod body 18, a first rod body 19 and a limiting part 191.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-9, a multifunctional liquid crystal instrument for a vehicle includes a body, an image acquisition device 8 connected to the body, a controller, a memory, and a reminder.
The image acquisition device 8 is used for acquiring a driver image and sending the driver image to the controller. In the present embodiment, the image capturing device 8 is specifically a camera, and preferably, in order to be able to capture a clear image of the driver in a dim light condition such as night, the image capturing device 8 is an infrared camera, and/or a light supplement device (not shown) is disposed on the image capturing device 8.
The controller is used for receiving the driver image sent by the image acquisition device 8, judging whether the driver image belongs to a normal driving state, and starting the reminding device if the driver image does not belong to the normal driving state.
Specifically, the controller further comprises an image recognition system, and the image recognition system is used for recognizing the posture of the driver, particularly the facial features of the driver. The controller preprocesses the driver image acquired by the image acquisition device 8, wherein the preprocessing includes performing gray processing on the driver image, extracting the facial features of the driver after finding the facial region of the driver by using a face detection technology in the prior art, thereby acquiring feature points with facial expressions of the driver, and comparing the feature points with the normal driving state image.
Further, the feature points used for judging whether the driver is tired driving are particularly focused on the features of the eyes and the features of the facial muscles of the driver. Research shows that in the process of gradually fatigue driving of a driver, the driver is not easy to observe road conditions, the eye movement of the driver is less, and the binocular of the driver is easier to close compared with the ordinary time. On the other hand, the driver has more frequent facial muscle activities, such as yawning, than usual activities after suffering from the physiological and psychological troubles of fatigue driving. Therefore, when the extracted features indicate that the driver is likely to be in a state of fatigue driving if the area of binocular closure of the driver, and/or the frequency of facial muscle activity exceeds a set threshold.
It will be appreciated that in order to improve the processing of the acquired driver images, a high performance image processor (GPU) is also provided.
The memory is used for storing a set normal driving state image; the reminding device is used for giving an alarm when the controller judges that the driver image does not belong to a normal driving state. Specifically, the reminding device can be a warning light, an alarm or a combination of the warning light and the alarm, and is used for reminding the driver of fatigue driving and cautious driving.
Further, after the driver is judged to be possibly in a fatigue driving state, the reminding device works, and when the driver still does not intervene the reminding device, the controller turns on double flashing lights of the vehicle, meanwhile, the vehicle receives oil and brakes, and related personnel are informed by utilizing a radio communication technology.
The first embodiment is as follows:
specifically, the body is including installing base 2 on the vehicle, with translucent cover 1 that base 2 is connected and setting are in LCD screen 3 on the base 2, be connected with plate body 4 on the base 2, image acquisition device 8 is installed on the plate body 4. The base 2 is provided with a first cylinder 5, a piston rod 131 of the first cylinder 5 is connected with the plate body 4, and the first cylinder 5 is electrically connected with the controller. The first air cylinder 5 is started, so that the plate body 4 can move along the axial direction of the body, the distance between the image acquisition device 8 and a driver is further adjusted, and the image acquisition device 8 can acquire clear image information of the driver conveniently. The image acquisition device comprises a plate body 4, a shell 7 is connected to the plate body 4 in a rotating mode, a cover body 9 is arranged at the top end of the shell 7, the image acquisition device 8 is fixedly installed in a cavity defined by the shell 7 and the cover body 9, the image acquisition device 8 can rotate by taking a rotating shaft 10 as an axis, and an angle adjusting device used for driving the image acquisition device 8 to rotate is further arranged on the plate body 4. The plate body 4 is fixed with a support 6, the support 6 is rotatably connected with a rotating shaft 10, and the shell 7 is connected with the rotating shaft 10. The cover 9 is provided with a through hole 91, and/or the cover 9 is made of a transparent material, so that the image acquisition device 8 can acquire the image information of the driver.
The angle adjusting device in this embodiment includes a first motor 12 and a speed reducer 11 installed on the board body 4, the first motor 12 is electrically connected to the controller, a rotating shaft of the first motor 12 is connected to a high-speed shaft of the speed reducer 11, and the rotating shaft 10 is connected to a low-speed shaft of the speed reducer 11. The first motor 12 is started, the first motor 12 is connected with the rotating shaft 10 through transmission of the speed reducer 11, the rotating shaft 10 can rotate, the shell 7 connected with the rotating shaft 10 and the image acquisition device 8 arranged in the shell 7 rotate, and then the angle between the image acquisition device 8 and a driver is adjusted.
It will be appreciated that the manner of control of the first cylinder 5 and of the first electric machine 12 can be intervened by manual control of the driver. Or, when the vehicle is started, the first motor 12 rotates, and the face information of the driver is found by using the face recognition function in the controller.
Example two:
referring to fig. 6 to 7, the difference between the first embodiment and the second embodiment is that the angle adjusting device in the present embodiment includes a second cylinder 13 mounted on the plate 4, and a piston rod 131 of the second cylinder 13 is rotatably connected to one end of the housing 7. Specifically, the bottom end of casing 7 is provided with connecting seat 15, it is connected with dwang 14 to rotate on the connecting seat 15, dwang 14 pass behind the piston rod 131 of second cylinder 13 with piston rod 131 rotates and is connected. When the second air cylinder 13 is started, the piston rod 131 on the second air cylinder 13 can push one end of the housing 7 to move along the axial direction of the second air cylinder 13, so that the housing 7 and the image acquisition device 8 arranged in the housing 7 rotate, and clear image information of a driver is acquired.
Example three:
referring to fig. 8 to 9, the difference between the present embodiment and the second embodiment is that the angle adjustment device in the present embodiment includes a second motor 17 connected to the plate 4, a first rod 19 connected to a rotating shaft of the second motor 17, and a second rod 18 rotatably connected to one end of the housing 7, the first rod 19 is connected to the second rod 18 by a thread, and the second rod 18 is provided with a limiting portion 191 for preventing the second rod 18 from rotating. The plate body 4 is connected with a mounting seat 16, the second motor 17 is fixedly mounted on the mounting seat 16, and the plate body 4 is provided with a connecting hole for the second rod body 18 to move. Specifically, the difference from the second embodiment is that the rotating rod 14 passes through the end of the second rod 18 and then is rotatably connected to the second rod 18. The second motor 17 is started, the second motor 17 drives the first connecting rod to rotate, the first connecting rod is connected with the second connecting rod through threads, the second connecting rod cannot rotate due to the limiting portion 191, the second connecting rod can move axially along the first connecting rod, the shell 7 and the image acquisition device 8 arranged in the shell 7 rotate, and accordingly clear image information of a driver is acquired.
The invention is provided with an image acquisition device 8 on an automobile liquid crystal instrument, which is used for acquiring the posture characteristic of a driver, the image information acquired by the image acquisition device 8 is sent to a controller to extract the facial information of the driver and compare the facial information with the image in the normal driving state, if the difference value between the two compared results exceeds a threshold value, the controller judges that the driver is in the fatigue driving state, and controls a reminding device to remind the driver.
Further, the image acquisition device 8 of the present invention can adjust the distance between the image acquisition device 8 and the driver through the first cylinder 5, and adjust the angle between the image acquisition device 8 and the driver through the angle adjustment device, so that the present invention is suitable for drivers with different body types, and the image acquisition device 8 can obtain accurate and clear image information of the driver, thereby improving the accuracy of the present invention in determining whether the driver is tired.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. A multifunctional automobile liquid crystal instrument is characterized by comprising a body, an image acquisition device, a controller, a memory and a reminding device, wherein the image acquisition device, the controller, the memory and the reminding device are connected with the body;
the image acquisition device is used for acquiring a driver image and sending the driver image to the controller;
the controller is used for receiving the driver image sent by the image acquisition device, judging whether the driver image belongs to a normal driving state, and starting the reminding device if the driver image does not belong to the normal driving state;
the memory is used for storing a set normal driving state image;
the reminding device is used for giving an alarm when the controller judges that the driver image does not belong to a normal driving state.
2. The multifunctional automobile liquid crystal instrument according to claim 1, wherein the body comprises a base, a transparent cover connected with the base, and a liquid crystal screen arranged on the base, wherein a plate body is connected with the base, and the image acquisition device is mounted on the plate body.
3. The multifunctional automobile liquid crystal instrument according to claim 2, wherein a first cylinder is arranged on the base, a piston rod of the first cylinder is connected with the plate body, and the first cylinder is electrically connected with the controller.
4. The multifunctional liquid crystal instrument for automobiles of claim 2, wherein a housing is rotatably connected to the plate, a cover is disposed on a top end of the housing, the image capturing device is fixedly installed in a cavity defined by the housing and the cover, the image capturing device can rotate around the rotating shaft, and an angle adjusting device for driving the image capturing device to rotate is further disposed on the plate.
5. The multifunctional liquid crystal instrument of claim 4, wherein a bracket is fixed on the plate body, a rotating shaft is rotatably connected to the bracket, and the shell is connected to the rotating shaft.
6. The multifunctional automobile liquid crystal instrument according to claim 4, wherein the angle adjusting device comprises a first motor and a speed reducer, the first motor is mounted on the plate body, the first motor is electrically connected with the controller, a rotating shaft of the first motor is connected with a high-speed shaft of the speed reducer, and the rotating shaft is connected with a low-speed shaft of the speed reducer.
7. The multifunctional automobile liquid crystal instrument according to claim 4, wherein the angle adjusting device comprises a second air cylinder mounted on the plate body, and a piston rod of the second air cylinder is rotatably connected with one end of the shell.
8. The multifunctional liquid crystal instrument of claim 4, wherein the angle adjusting device comprises a second motor connected to the plate, a first rod connected to a rotating shaft of the second motor, and a second rod rotatably connected to one end of the housing, the first rod and the second rod are connected by a screw, and the second rod is provided with a limiting portion for preventing the second rod from rotating.
9. The multifunctional liquid crystal instrument of the automobile according to claim 8, wherein a mounting seat is connected to the plate body, the second motor is fixedly mounted on the mounting seat, and a connecting hole for moving the second rod body is formed in the plate body.
10. The multifunctional automobile liquid crystal instrument according to claim 2, wherein a through hole is formed in the cover body, and/or the cover body is made of a transparent material.
CN201911171272.7A 2019-11-26 2019-11-26 Multifunctional automobile liquid crystal instrument Pending CN110861648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911171272.7A CN110861648A (en) 2019-11-26 2019-11-26 Multifunctional automobile liquid crystal instrument

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Application Number Priority Date Filing Date Title
CN201911171272.7A CN110861648A (en) 2019-11-26 2019-11-26 Multifunctional automobile liquid crystal instrument

Publications (1)

Publication Number Publication Date
CN110861648A true CN110861648A (en) 2020-03-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220065655A1 (en) * 2020-09-01 2022-03-03 Hyundai Motor Company Vehicle and control method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220065655A1 (en) * 2020-09-01 2022-03-03 Hyundai Motor Company Vehicle and control method thereof
US11703346B2 (en) * 2020-09-01 2023-07-18 Hyundai Motor Company Vehicle and control method thereof

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