CN211001125U

CN211001125U - Vehicle-mounted terminal equipment based on HUD

Info

Publication number: CN211001125U
Application number: CN201921997595.7U
Authority: CN
Inventors: 李小平
Original assignee: Hainan Yile Iot Technology Co ltd
Current assignee: Hainan Yile Iot Technology Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-14
Anticipated expiration: 2029-11-19

Abstract

The utility model provides an on-vehicle terminal equipment based on HUD, equipment includes first casing, and the top of first casing is equipped with gesture recognition subassembly and HUD subassembly, inside master control board and the communication module of being provided with of first casing, the HUD subassembly includes the second casing, the second casing holds in a recess at first casing top, and the one end of second casing and the inside wall swing joint of recess are equipped with the linear push rod motor in the recess, linear push rod motor's push rod and second casing bottom one side swing joint, the top of second casing are equipped with L ED display screen, the surface of L ED display screen is equipped with the polarizer, gesture recognition subassembly, communication module, linear push rod motor, L ED display screen are connected with the master control board electricity respectively, equipment acquires the operation data from the vehicle through OBD to show the user through HUD's mode with the operation data, and easy operation is convenient, can provide more vehicle information for the user at the driving in-process, has promoted user's use and has experienced.

Description

Vehicle-mounted terminal equipment based on HUD

Technical Field

The utility model relates to a vehicle-mounted terminal equipment technical field especially relates to a vehicle-mounted terminal equipment based on HUD.

Background

OBD (on Board diagnostics), namely the on-vehicle automatic diagnostic system, it is the detecting system who extends out for vehicle failure diagnosis, OBD interface through taking on the vehicle certainly, OBD equipment can acquire the running state information of parts such as vehicle engine, catalytic converter, emission control system, fuel oil system, most of on-vehicle OBD equipment on the market at present reminds whether user's vehicle breaks down through the fault lamp, the function is comparatively single, the information that provides for the user is very limited, some products support to connect the smart mobile phone through the bluetooth, thereby with monitoring data transmission to cell-phone confession user and look over, but all need establish the connection of cell-phone and OBD equipment at every turn, it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vehicle-mounted terminal equipment based on HUD to at least, solve among the prior art on-vehicle OBD equipment function singleness, the information that provides for the user is very limited problem.

The utility model provides a vehicle terminal equipment based on HUD, includes first casing, the top of first casing is equipped with gesture recognition subassembly and HUD subassembly, and first casing is inside to be provided with master control board and communication module, the HUD subassembly includes the second casing, the second casing holds in a recess at first casing top, the one end of second casing with the inside wall swing joint of recess is equipped with the linear push rod motor in the recess, the push rod and the second casing bottom one side swing joint of linear push rod motor, the top of second casing are equipped with L ED display screen, the surface of L ED display screen is equipped with the polarizer, gesture recognition subassembly, communication module, linear push rod motor, L ED display screen are connected with the master control board electricity respectively.

Furthermore, the main control board is connected with a USBCAN-OBD interface card through a USB interface, and the USBCAN-OBD interface card is connected with a vehicle OBD interface.

Further, the main control board is an STM32F407ZGT6 single chip microcomputer.

Furthermore, the communication module comprises a GPRS module and a Bluetooth communication module, and the GPRS module and the Bluetooth communication module are respectively and electrically connected with the main control panel.

Further, equipment still includes photometry subassembly, photometry subassembly includes illumination sensor and analog-to-digital converter, illumination sensor's output is connected with analog-to-digital sensor input electricity, and analog-to-digital sensor's output is connected with the main control board electricity.

Furthermore, the both ends of gesture recognition subassembly swing joint have the support respectively, the bottom of support is fixed to be set up at first casing top, the gesture recognition subassembly can use swing joint department to rotate as the center pin.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a pair of vehicle terminal equipment based on HUD can set up on the instrument desk in vehicle driver's seat the place ahead, and the main control board acquires vehicle operation data from vehicle ECU through the OBD interface of connecting the vehicle, through the HUD subassembly with vehicle operation data projection on vehicle front windshield, user's gesture instruction can be discerned to gesture recognition component to control HUD subassembly switching projection content, vehicle terminal equipment passes through OBD and acquires the operation data from the vehicle to show the user through HUD's mode with the operation data, easy operation is convenient, can provide more vehicle information for the user at the driving in-process, has promoted user's use experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

Fig. 1 is a schematic diagram of an overall structure of a vehicle-mounted terminal device based on HUD according to an embodiment of the present invention.

Fig. 2 is a schematic view of a partial structure of the HUD assembly according to an embodiment of the present invention.

Fig. 3 is a schematic connection diagram of a main control board according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of the overall structure of a HUD-based vehicle-mounted terminal device according to another embodiment of the present invention.

In the figure, 10 is a first housing, 11 is a gesture recognition component, 111 is a third housing, 112 is a gesture detection module, 113 is a bracket, 12 is a main control board, 13 is a groove, 14 is a linear push rod motor, 141 is a push rod, 151 is a GPRS module, 152 is a bluetooth communication module, 16 is a USBCAN-OBD interface card, 17 is an illumination sensor, 20 is a second housing, 21 is an L ED display screen, and 22 is a polarizer.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention.

Fig. 2 is a partial structure schematic diagram of the HUD assembly provided in this embodiment, and as shown in fig. 2, the HUD assembly includes a second housing 20, a groove 13 is provided on the top of the first housing 10, the second housing 20 is accommodated in the groove 13, one end of the second housing 20 is movably connected to the inner side wall of the groove 13, so that the second housing 20 can rotate around the connection point, meanwhile, a linear push rod motor 14 is provided at the bottom of the groove 13, a push rod 141 of the linear push rod motor 14 is movably connected to the other side of the bottom of the second housing 10, an L ED display screen 21 is provided on the top of the second housing 20, and a polarizer 22 is provided on the surface of the L ED display screen 21.

In addition, a weak adhesive tape, for example, a 3M adhesive tape, is further disposed at the bottom of the first casing 10, and is used to fix the device on the vehicle instrument desk.

Optionally, the communication module includes a GPRS module 151 and a bluetooth communication module 152, and the GPRS module 151 and the bluetooth communication module 152 are electrically connected to the main control panel 12 respectively. The main control panel 12 can send vehicle operation data to an upper computer through the GPRS module 151, and can also be connected to a smart phone through the bluetooth communication module 152 for data interaction.

Fig. 3 is a schematic connection diagram of the main control board provided in this embodiment, the gesture recognition component 11, the GPRS module 151, the bluetooth communication module 152, the linear push rod motor 14, and the L ED display screen 21 are respectively electrically connected to the main control board 12, in addition, a USB interface is integrated on the main control board 12, the main control board 12 is connected to the USBCAN-OBD interface card 16 through the USB interface, and the USBCAN-OBD interface card 16 is connected to an OBD interface of the vehicle.

In some embodiments, the main control board 12 may adopt an STM32F407ZGT6 single chip microcomputer, the bluetooth communication module 152 may adopt a Z L G9021B L E bluetooth transparent transmission module, and the linear push rod motor 14 may adopt an NMB 35 micro step push rod motor.

In addition, the gesture recognition component includes a third housing 111, a gesture detection module 112 is disposed on the third housing, in some embodiments, the gesture detection module 112 may adopt a GS200 gesture detection module, the GS200 gesture detection module supports recognition of a plurality of gesture actions, and a recognition result may be directly output to the main control board 12 in a specific command frame form through a UART, which has the characteristics of long recognition distance, high recognition accuracy, fast response speed, small volume, and the like.

The working principle of the embodiment is as follows:

the user places the vehicle-mounted terminal equipment at a proper position of an instrument desk, the vehicle-mounted terminal equipment is connected with an OBD interface of a vehicle through the USBCAN-OBD interface card 16, the main control panel 12 reads running state information of the vehicle through the USBCAN-OBD interface card 16, the running state information comprises vehicle speed, rotating speed, oil consumption, water temperature, vehicle emission, fault information and the like, then the main control panel 12 controls L ED screen 21 to display corresponding images, the polarization direction of polarized light formed after light rays emitted by the L ED display screen 21 penetrate through the polarizer 22 is parallel to a plane formed by incident light projected on a front windshield reflecting film of the vehicle and reflected light reflected from the reflecting film, clear imaging is displayed on the front windshield, and the user can know the running condition of the vehicle through observing the projected images in a natural head-up posture during driving.

In an initial state, the second housing 20 is accommodated in the recess 13, when a user performs an upward gesture, the gesture detection module 112, which is disposed on the third housing 111 and has an induction end facing the user, detects the gesture of the user, and then sends a recognition result to the main control board 12 in the form of a specific command frame, and the main control board 12 controls the linear push rod motor 14 to lift the push rod 141 upward according to the specific command frame, so that one end of the second housing 20 is lifted up, a certain inclination angle is formed between the second housing 20 and the first housing 10, and the position and the angle of the polarized light, which is emitted by the L ED display screen 21 and is irradiated on the front windshield by the polarized light after transmitting through the polarizer 22, are changed, thereby adjusting the position of the projected image.

In addition, because the area of the projection area is limited, the main control panel 12 can control L ED display screen 12 to display the acquired vehicle running state information through a plurality of split screen interfaces, for example, the vehicle speed and the rotation speed are displayed through an a interface, the information of oil consumption, water temperature, vehicle emission and the like is displayed through a B interface, when a user wants to view the content of the B interface, a left/right gesture action can be made, after the gesture detection module 112 detects the gesture action of the user, the recognition result is sent to the main control panel 12 in the form of a specific command frame, and the main control panel 12 controls L ED display screen 21 to display the content of the B interface according to the specific command frame.

In some embodiments, the vehicle-mounted terminal device may further be connected to an intelligent mobile device such as a smart phone through the bluetooth communication module 152, and transmit vehicle operation state information or acquire navigation information from the intelligent mobile device for projection.

Fig. 4 is a schematic structural diagram of a HUD-based vehicle-mounted terminal device according to another embodiment of the present invention.

As shown in fig. 4, in this embodiment, two ends of the third casing 111 of the gesture recognition assembly are movably connected with a bracket 113 respectively, the bottom of the bracket 113 is fixedly disposed at the top of the first casing 10, the third casing 111 can rotate around a movable connection with the bracket 113 as a central axis, and a user can adjust an inclination angle of the gesture detection module 112 by rotating the third casing 111 according to his own habit, so that the user can recognize a gesture action of the user more accurately.

In addition, the vehicle-mounted terminal equipment further comprises a light measuring assembly, the light measuring assembly comprises an illumination sensor 17 and an analog-to-digital converter (not marked in the figure), the output end of the illumination sensor 17 is electrically connected with the input end of the analog-to-digital sensor, the output end of the analog-to-digital sensor is electrically connected with the main control board 12, the illumination sensor 17 is arranged at the top of the first shell 10 and used for measuring the ambient light intensity and generating an analog signal to be sent to the analog-to-digital converter, the analog-to-digital converter converts the ambient light intensity into a digital signal and then sends the digital signal to the main control board 12, and the main control board 12 can adjust L the brightness of the ED display screen 21 according to.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a vehicle terminal equipment based on HUD, a serial communication port, equipment includes first casing, the top of first casing is equipped with gesture recognition component and HUD subassembly, and first casing is inside to be provided with master control board and communication module, the HUD subassembly includes the second casing, the second casing holds in a recess of first casing top, the one end of second casing with the inside wall swing joint of recess is equipped with the sharp push rod motor in the recess, the push rod and the second casing bottom one side swing joint of sharp push rod motor, the top of second casing is equipped with L ED display screen, the surface of L ED display screen is equipped with the polarizer, gesture recognition component, communication module, sharp push rod motor, L ED display screen are connected with the master control board electricity respectively.

2. The HUD-based vehicle-mounted terminal equipment as claimed in claim 1, wherein the main control board is connected with a USBCAN-OBD interface card through a USB interface, and the USBCAN-OBD interface card is connected with a vehicle OBD interface.

3. The HUD-based vehicle-mounted terminal equipment according to claim 1 or 2, wherein the main control board is an STM32F407ZGT6 single-chip microcomputer.

4. The HUD-based vehicle-mounted terminal device according to claim 1, wherein the communication module comprises a GPRS module and a Bluetooth communication module, and the GPRS module and the Bluetooth communication module are respectively and electrically connected with the main control board.

5. The HUD-based vehicle-mounted terminal equipment according to claim 1, further comprising a light measuring assembly, wherein the light measuring assembly comprises an illumination sensor and an analog-to-digital converter, an output end of the illumination sensor is electrically connected with an input end of the analog-to-digital sensor, and an output end of the analog-to-digital sensor is electrically connected with a main control board.

6. The HUD-based vehicle-mounted terminal device according to claim 1, wherein supports are movably connected to two ends of the gesture recognition component respectively, the bottoms of the supports are fixedly arranged at the top of the first shell, and the gesture recognition component can rotate by taking the movable connection position as a central axis.