CN220798556U

CN220798556U - Tbox with USB internet access channel

Info

Publication number: CN220798556U
Application number: CN202322592481.7U
Authority: CN
Inventors: 张海莹; 李文普; 申小朋
Original assignee: Dishangtie Car Rental Shenzhen Co ltd
Current assignee: Dishangtie Car Rental Shenzhen Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-04-16
Anticipated expiration: 2033-09-25

Abstract

The utility model discloses Tbox with a USB internet access channel, which comprises a Tbox box body, wherein a USB interface, a 4G module with a USB2.0 interface and a UART interface, a 4G antenna, a positioning module with a UART interface, a positioning antenna and a singlechip with a UART interface are arranged in the Tbox box body, the inside of the USB interface is connected with the USB2.0 interface of the 4G module, the outside of the USB interface is connected with a USB interface configured on vehicle-mounted equipment of a vehicle-mounted internet to be networked through a USB wire harness, the antenna interface of the 4G module is connected with the 4G antenna, and the UART interface of the 4G module is connected with one UART interface of the singlechip. The utility model uploads the data information which needs to be uploaded to the platform by the equipment through a 4G module Tbox; current positioning data information is obtained from Tbox by USB communication with Tbox.

Description

Tbox with USB internet access channel

Technical Field

The utility model relates to the field of remote communication of automobiles, in particular to a Tbox with a USB internet access channel.

Background

Along with the improvement of the intelligent and networking degree of automobiles, more and more devices are installed on the automobiles and need to be connected with the Internet, so that each device needs to be internally provided with a 4G network module and a SIM card, the hardware cost of the whole automobile is increased, and part of devices are connected with the Internet and are mainly used for uploading data of the devices to corresponding cloud platforms. Such as a vehicle recorder, the audio and video files stored locally are generally uploaded to a designated cloud platform through a 4G module. Active security devices (e.g., ADAS, DMS, etc.) need to support viewing local audio and video in real time on the cloud platform.

At present, electric vehicles are all marked with one Tbox, tbox, and a 4G module and a satellite positioning module are configured in the electric vehicles, wherein the 4G module is used for uploading collected vehicle data to a specified cloud platform, and the satellite positioning module can position the geographic position of the vehicle in real time.

For the whole vehicle, if part of the data needs to be uploaded to the equipment with the specified cloud platform, the Tbox 4G module cannot be shared, and the hardware of the 4G module, the antenna, the satellite positioning module, the positioning antenna and the SIM card in the equipment cannot be subtracted, so that the operation cost is increased. Accordingly, one skilled in the art would provide Tbox with a USB Internet access to solve the above-mentioned problems.

Disclosure of utility model

The present utility model is directed to a Tbox with a USB internet channel, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The Tbox with the USB internet access channel comprises a Tbox box body, wherein a USB interface, a 4G module with a USB2.0 interface and a UART interface, a 4G antenna, a positioning module with a UART interface, a positioning antenna and a singlechip with a UART interface are arranged in the Tbox box body, the USB interface is connected with the USB2.0 interface of the 4G module, the USB interface is externally connected with a USB interface configured on vehicle-mounted equipment of the vehicle-mounted internet to be networked through a USB wire harness, the antenna interface of the 4G module is connected with the 4G antenna, the UART interface of the 4G module is connected with one path of UART interface of the singlechip, the antenna interface of the positioning module is connected with the positioning antenna, and the UART interface of the positioning module is connected with the other path of UART interface of the singlechip.

Preferably, the 4G antenna is external, and the positioning antenna is external. The external 4G antenna is adopted, so that 4G network signals can be better acquired; the external positioning antenna is adopted, so that the positioning signal can be better acquired.

Preferably, the 4G module is connected with the singlechip through a UART interface to realize data information interaction between the 4G module and the singlechip; and the positioning module is connected with the singlechip through a UART interface to realize data information interaction between the positioning module and the singlechip.

Preferably, the singlechip is provided with at least two UART interfaces, is respectively connected with the 4G module and the positioning module, and can forward and interact the data information of the 4G module and the positioning module.

The utility model is provided with the 4G module, the 4G antenna, the satellite positioning module and the positioning antenna, and some devices which are installed on a vehicle and need to be connected with the Internet can be connected with the USB interface reserved on Tbox, when the Internet devices need to be networked, a network access channel can be obtained through communication with the USB interface of Tbox, so that the data information which needs to be uploaded to the platform by the devices is uploaded through the 4G module of Tbox; when these internet devices need to acquire a location, current location data information can be acquired from Tbox by USB communication with Tbox. Therefore, when the devices which need to be connected with the Internet are developed and designed, the number of 4G modules, antennas, satellite positioning modules, positioning antennas and SIM cards in the devices can be reduced, and therefore hardware cost and operation cost are reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the connection of the present utility model.

In the figure: 1. a USB interface; 100. tbox boxes; 101. vehicle-mounted internet equipment needing networking; 110. a USB interface configured on a vehicle-mounted device of a vehicle-mounted internet requiring networking; 102. a USB harness; 2. a 4G module; 3. a positioning module; 4. a 4G antenna; 5. positioning an antenna; 6. and a singlechip.

Detailed Description

Referring to fig. 1-2, a Tbox with a USB internet access channel includes a Tbox box 100, a USB interface 1, a 4G module 2 with a USB2.0 interface and a UART interface, a 4G antenna 4, a positioning module 3 with a UART interface, a positioning antenna 5 and a single chip microcomputer 6 with a UART interface are disposed in the tbox box 100, the USB interface 1 is connected with the USB2.0 interface of the 4G module 2, and the USB interface 1 is connected with a USB interface 110 configured on a vehicle-mounted device requiring networking via a USB harness 102.

By adopting the technical scheme, the Tbox box body 100 is provided with the 4G module 2, the 4G antenna 4, the satellite positioning module 3 and the positioning antenna 5, and some devices which are installed on a vehicle and need to be connected with the Internet can be connected with the USB interface 1 reserved on the Tbox box body 100, when the Internet devices need to be connected, a network access channel can be obtained through communication with the USB interface 1 of the Tbox box body 100, so that data which need to be uploaded to a platform by the devices are uploaded through the 4G module 2 of the Tbox box body 100; when these internet devices need to acquire a location, current location data can be acquired from Tbox box 100 by USB communication with Tbox box 100. Therefore, when the devices which need to be connected with the Internet are developed and designed, the number of the 4G module 2, the antenna, the satellite positioning module 3, the positioning antenna 5 and the SIM card in the devices can be reduced, so that the hardware cost and the operation cost are reduced.

The antenna interface of the 4G module 2 is connected with the 4G antenna 4, and the 4G antenna 4 is external. The external 4G antenna 4 can better acquire 4G network signals; the UART interface of the 4G module 2 is connected with one path of UART interface of the singlechip 6, and the 4G module 2 is connected with the singlechip 6 through the UART interface to realize data information interaction between the 4G module 2 and the singlechip 6.

The antenna interface of the positioning module 3 is connected with the positioning antenna 5, and the positioning antenna 5 is external. The external positioning antenna 5 is adopted, so that a positioning signal can be better acquired; the UART interface of the positioning module 3 is connected with one path of UART interface of the singlechip 6; the positioning module 3 is connected with the singlechip 6 through a UART interface, so that data information interaction between the positioning module 3 and the singlechip 6 is realized.

In this embodiment, the singlechip 6 has at least two UART interfaces, which are respectively connected with the 4G module 2 and the positioning module 3, and can forward and interact the data information of the 4G module 2 and the positioning module 3.

The working principle of the utility model is as follows:

1. Actively uploading data

The USB interface 111 of the on-vehicle internet device 101 that needs to be networked is connected with the USB interface 1 of the Tbox box body 100 through the USB harness 102, when on-vehicle devices that need to be networked, such as DVR devices, need to actively upload local data, such as video files to a cloud platform, the DVR devices send the video files to the 4G module 2,4G module 2 of the Tbox box body 100 through the USB protocol to provide a network access, and upload the video files to the corresponding cloud platform.

2. Cloud platform data retrieval

When the cloud platform needs to call local data, such as a DVR device, to the vehicle-mounted internet device 101, such as a video file stored in the DVR, a corresponding time period is set in the background, if the video recording file of X minutes, X seconds, X month, X day, X minutes, X seconds, X years, X month, X days, X minutes, X seconds needs to be called, the corresponding time period is issued, a call instruction is issued to Tbox, the 4G module 2 of the Tbox box body 100 sends the received time period and the call instruction to the USB interface 111 of the vehicle-mounted internet device 101 through the USB2.0 interface, the USB interface 1 and the USB harness 102, the vehicle-mounted internet device 101 extracts the video recording file of the corresponding time period after obtaining the time period information and the call instruction, sends the video recording file of the time period to the 4G module 2,4G module 2 of the Tbox box body 100 through the USB protocol to provide a network access, and uploads the video file to the corresponding cloud platform.

3. Time service function

The 4G module 2 of the Tbox box body 100 is connected with the Internet, acquires current date and time information from the Internet, and transmits the current date and time information to the vehicle-mounted Internet equipment 101 through the USB interface 1 and the USB harness 102 after the vehicle-mounted Internet equipment 101 is started, so that the vehicle-mounted Internet equipment 101 can acquire the latest date and time.

4. Acquiring positioning data

The positioning module 3 of the Tbox box body 100 acquires current positioning data in real time and sends the current positioning data to the singlechip 6 through one path of UART interface, the singlechip 6 forwards the positioning data to the 4G module 2,4G module 2 through the other path of UART interface in real time, and forwards the received real-time positioning data to the USB2.0 interface, and the received real-time positioning data is sent to the vehicle-mounted Internet equipment 101 through the USB interface 1 and the USB wire harness 102, so that the vehicle-mounted Internet equipment 101 can acquire the current positioning data.

5. Remote upgrade

When the vehicle-mounted internet equipment 101 needs to be remotely upgraded, the corresponding cloud platform issues an upgrade package file and an upgrade instruction to the 4G module 2,4G module 2 of the Tbox box body 100, the received upgrade package file and upgrade instruction are forwarded to the USB2.0 interface and are sent to the vehicle-mounted internet equipment 101 through the USB interface 1 and the USB harness 102, so that the vehicle-mounted internet equipment 101 obtains the upgrade package file and the upgrade instruction to be remotely upgraded, and after the upgrade is completed, the vehicle-mounted internet equipment 101 returns an upgrade completion state to the 4G module 2,4G module 2 through the USB interface 111 and the USB harness 102 and sends the upgrade state to the corresponding cloud platform.

Claims

1. Tbox with USB surfing channel, including Tbox box body (100), be provided with USB interface (1) in Tbox box body (100), have 4G module (2), 4G antenna (4) of USB2.0 interface and UART interface, have positioning module (3), positioning antenna (5) of UART interface and have singlechip (6) of UART interface, its characterized in that: the USB interface (1) is internally connected with a USB2.0 interface of the 4G module (2), the USB interface (1) is externally connected with a USB interface (110) configured on vehicle-mounted equipment of a vehicle-mounted internet to be networked through a USB wire harness (102), an antenna interface of the 4G module (2) is connected with the 4G antenna (4), a UART interface of the 4G module (2) is connected with one path of UART interface of the singlechip (6), an antenna interface of the positioning module (3) is connected with the positioning antenna (5), and a UART interface of the positioning module (3) is connected with the other path of UART interface of the singlechip (6).

2. A method Tbox for providing a USB internet channel as defined in claim 1, wherein: the 4G antenna (4) is external, and the positioning antenna (5) is external.

3. A method Tbox for providing a USB internet channel as defined in claim 1, wherein: the 4G module (2) is connected with the singlechip (6) through a UART interface, so that data information interaction between the 4G module (2) and the singlechip (6) is realized; the positioning module (3) is connected with the singlechip (6) through a UART interface, and then data information interaction between the positioning module (3) and the singlechip (6) is realized.

4. A method Tbox for providing a USB internet channel as defined in claim 1, wherein: the singlechip (6) is provided with at least two UART interfaces, and is respectively connected with the 4G module (2) and the positioning module (3).