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CN-224203677-U - Upgrading system and device of vehicle-mounted refrigerator

CN224203677UCN 224203677 UCN224203677 UCN 224203677UCN-224203677-U

Abstract

The application provides an upgrading system and device of a vehicle-mounted refrigerator, and relates to the technical field of upgrading, wherein the upgrading system comprises a communication module, a control module and a switch module; the control module is used for receiving the upgrade information of the external upgrade plug-in, and when the switch module is in a first conduction state, the control module is used for starting a software upgrade flow of the vehicle-mounted refrigerator based on the upgrade information of the external upgrade plug-in. The on state of the switch module is changed, so that the point-to-point upgrade of the software of the vehicle-mounted refrigerator can be performed based on the upgrade information. The upgrading system provided by the application is operated locally, does not need to be upgraded by OTA, effectively improves the safety, simplifies the upgrading process, reduces the operation cost and the additional upgrading service cost, and has lower cost. Meanwhile, the method can meet the upgrading compatibility requirement of old vehicle types, and has higher compatibility.

Inventors

  • WANG ZICHENG

Assignees

  • 曼德电子电器有限公司

Dates

Publication Date
20260505
Application Date
20250430

Claims (10)

  1. 1. An upgrade system for a vehicle-mounted refrigerator, the upgrade system comprising: the communication module is connected with the vehicle-mounted refrigerator; The control module is connected with the communication module and the external upgrading plug-in unit and The switch module is connected with the control module; The control module is used for receiving the upgrade information of the external upgrade plug-in, and when the switch module is in a first conduction state, the control module is used for starting a software upgrade flow of the vehicle-mounted refrigerator based on the upgrade information of the external upgrade plug-in.
  2. 2. The upgrade system of claim 1 wherein the upgrade system further comprises: The display module is connected with the control module, and when the switch module is in the first conduction state, the control module is further used for controlling the display module to display the upgrading progress of the vehicle-mounted refrigerator.
  3. 3. The upgrade system of claim 2, wherein the switch module comprises: The first end of the first hardware switch is connected with the first end of the control module, the second end of the first hardware switch is grounded, and when the first hardware switch is triggered, the switch module is in the first conduction state.
  4. 4. The upgrade system of claim 2, wherein the switch module further comprises: The first end of the second hardware switch is connected with the second end of the control module, the second end of the second hardware switch is grounded, when the second hardware switch is triggered, the switch module is in a second conduction state, and the control module is further used for controlling the display module to display version information after the vehicle-mounted refrigerator is upgraded.
  5. 5. The upgrade system of claim 2, wherein the switch module further comprises: A third hardware switch, a first end of which is connected with a third end of the control module, a second end of which is grounded, when the third hardware switch is triggered, the switch module is in a third conducting state, and the control module is switched from a preparation mode to an upgrade mode.
  6. 6. The upgrade system of any one of claims 1-5, wherein the upgrade system further comprises: The first end of the first filtering module is connected with the battery, and the second end of the first filtering module is grounded; A second filter module, a first end of which is connected with a third end of the first filter module, a second end of which is grounded, and The first pin of the first step-down chip is connected with the third end of the second filtering module, the second pin of the first step-down chip is connected with the communication module, the control module and the switch module, and the first step-down chip is used for reducing the battery voltage to a first power supply voltage so as to supply power for the communication module, the control module and the switch module.
  7. 7. The upgrade system of claim 6 wherein the upgrade system further comprises: The first pin of the second buck chip is connected with the third end of the second filtering module, the second pin of the second buck chip is configured to be connected with the external upgrading plug-in, and the second buck chip is used for reducing the battery voltage to a second power supply voltage so as to supply power for the external upgrading plug-in.
  8. 8. The upgrade system of claim 6, wherein the communication module comprises: the first pin, the second pin and the third pin of the communication chip are respectively connected with the control module; A first inductor, one end of which is connected with a fourth pin of the communication chip, and And one end of the protection unit is connected with the other end of the first inductor and the vehicle-mounted refrigerator, and the other end of the protection unit is grounded.
  9. 9. The upgrade system of claim 8, wherein the control module is a microcontroller, wherein the first, second and third pins of the microcontroller are respectively connected with the first, second and third pins of the communication chip, and wherein the fourth, fifth and sixth pins of the microcontroller are respectively connected with the switch module.
  10. 10. An upgrade apparatus, comprising: a battery; A circuit board on which an upgrade system according to any one of claims 1 to 9 is integrated, the upgrade system being connected with the battery; A housing embedded on the circuit board, and The display screen is electrically connected with the upgrading system and embedded on the shell.

Description

Upgrading system and device of vehicle-mounted refrigerator Technical Field The application relates to the technical field of upgrading, in particular to an upgrading system and device of a vehicle-mounted refrigerator. Background At present, part of vehicles are provided with vehicle-mounted refrigerators so as to improve the driving comfort level of operators. In order to make the on-vehicle refrigerator suitable for intelligent development, the functions of the on-vehicle refrigerator are generally required to be updated in real time. The related art generally adopts an Over-the-Air (OTA) technology to perform network upgrade on the vehicle refrigerator, however, when the OTA is used for upgrading, the security and compatibility are poor, and the cost is high. Disclosure of utility model In order to solve the problems, the application provides an upgrading system and device for a vehicle-mounted refrigerator, and aims to solve the problems of poor safety and compatibility and high cost when the vehicle-mounted refrigerator is subjected to network upgrading through OTA in the related technology. The application provides an upgrading system which comprises a communication module, a control module and a switch module, wherein the communication module is connected with a vehicle-mounted refrigerator, the control module is connected with the communication module and an external upgrading plug-in, the switch module is connected with the control module, the control module is used for receiving upgrading information of the external upgrading plug-in, and when the switch module is in a first conduction state, the control module is used for starting a software upgrading flow of the vehicle-mounted refrigerator based on the upgrading information of the external upgrading plug-in. According to the technical scheme, when the vehicle-mounted refrigerator is required to be upgraded, the upgrading system can start the software upgrading process of the vehicle-mounted refrigerator based on upgrading information by changing the conducting state of the switch module, and the vehicle-mounted refrigerator is subjected to point-to-point upgrading, so that the upgrading flexibility is high. The upgrading system provided by the application is operated locally, does not need to be upgraded by the OTA, avoids attack risks possibly suffered by the OTA when being upgraded by the network, and improves certain safety. And the method does not need the complicated recording process of OTA or rely on OTA upgrading service provided by manufacturers, simplifies the upgrading process and reduces the operation cost and the extra upgrading service cost. Meanwhile, for some old vehicle types which do not support OTA upgrading, the upgrading system provided by the application can also conduct point-to-point upgrading on the old vehicle types, so that the requirement of the old vehicle types on upgrading compatibility is met, and the compatibility is higher. With reference to the first aspect, in some possible implementations, the upgrade system further includes a display module, where the display module is connected to the control module, and when the switch module is in the first conductive state, the control module is further configured to control the display module to display an upgrade progress of the vehicle-mounted refrigerator. According to the technical scheme, the display module can display the upgrading progress of the vehicle-mounted refrigerator in real time, so that a user can know the upgrading progress of the vehicle-mounted refrigerator based on the display module in real time, and the user experience is good. With reference to the first aspect and the foregoing implementation manner, in some possible implementation manners, the switch module includes a first hardware switch, a first end of the first hardware switch is connected to a first end of the control module, a second end of the first hardware switch is grounded, and when the first hardware switch is triggered, the switch module is in a first conductive state. According to the technical scheme, the on state of the switch module can be correspondingly changed by triggering the first hardware switch, so that the control module can upgrade the software of the vehicle-mounted refrigerator based on the upgrade information. The vehicle-mounted refrigerator can be rapidly upgraded through the hardware switch, complex communication setting is not needed, and the flexibility is high. Second, the first hardware switch can directly control the on-off of the circuit or the change of the signal path, and compared with software control, the hardware operation is generally more stable and reliable. And the hardware switch is not influenced by electromagnetic interference or software errors, so that the operation stability and reliability are higher. With reference to the first aspect and the foregoing implementation manner, in some possible implementation manners, the switch module fur