Threading-free rearview mirror electric folding control device based on wireless communication

Abstract

The utility model discloses a threading-free rearview mirror electric folding control device based on wireless communication. The threading-free rearview mirror electric folding control device comprises a master control module and a slave control module. The master control module and the slave control module are respectively connected with the host power supply module, and the host power supply module supplies power to the master control module and the slave control module. The master control module and the slave control module are connected with rearview mirror control mechanisms of the two rearview mirrors respectively, and the master control module and the slave control module control the working states of the two rearview mirrors through the rearview mirror control mechanisms respectively. A first wireless module is arranged on the master control module, a second wireless module is arranged on the slave control module, and the master control module can control the working state of the slave control module through wireless connection between the first wireless module and the second wireless module. The main control module is in line connection with an automobile host, the current working state of the automobile is obtained through the main control module, the rearview mirror control mechanisms of the two rearview mirrors are controlled to work, and therefore the working states of the two rearview mirrors are controlled.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile, especially based on wireless communication's exempt from threading rear -view mirror electric folding control device. BACKGROUND

[0002] The existing vehicle has the function of electric folding rear -view mirror universally, but compared with the intelligentization of the domestic car nowadays, the intelligentization degree of the old domestic car is relatively low, even if having the function of electric folding rear -view mirror, it also cannot fold automatically, and generally needs to control the rear -view mirror through the mode of button, therefore needs to adopt a rear -view mirror electric folding control device intelligentization to control the electric folding rear -view mirror.

[0003] The characteristics and defects of similar products on the market at present are as follows: (1) a rear -view mirror electric folding control device of single module structure, that is, the electric folding of left and right two rear -view mirrors is controlled by one module device. The device features: simple design principle, low cost; defects: installation needs threading, installation is more complex, the original vehicle structure is easily damaged in the threading process, and the installation cost is relatively high; (2) a threading-free control device based on the original vehicle lens adjusting circuit, which is a device that transmits power and folding signal to the right module by changing the signal structure of the original vehicle lens adjusting circuit. The device features: reduce threading, reduce installation difficulty; defects: since the signal structure of the original vehicle rear -view mirror circuit needs to be changed, the original vehicle circuit is easily damaged, resulting in damage to the original vehicle adjusting function, and the reliability and stability of the design need to be verified. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a more reliable and safe threading-free rear -view mirror electric folding control device based on wireless communication by adopting the mode of radio frequency wireless signal communication, so as to transmit signals without changing the signal structure of the original vehicle circuit and avoid damaging the original vehicle circuit and the original vehicle function.

[0005] The utility model provides a kind of threading-free rear -view mirror electric folding control device based on wireless communication, including main control module and slave control module;

[0006] The main control module and the slave control module are connected with host computer power module respectively, and the main control module and the slave control module are powered by the host computer power module respectively;

[0007] The main control module and the slave control module are connected with the rear -view mirror control mechanism of two rear -view mirrors respectively, and the main control module and the slave control module control the working state of two rear -view mirrors by the rear -view mirror control mechanism respectively;

[0008] The main control module is provided with a first wireless module, and the slave control module is provided with a second wireless module, the first wireless module and the second wireless module are wirelessly connected, and the main control module can control the working state of the slave control module.

[0009] The main control module is connected with a main machine of the automobile, the working state of the vehicle is obtained through the main control module, and the rear-view mirror control mechanisms of the two rear-view mirrors are directly and indirectly controlled according to a preset control mode, so that the working state of the two rear-view mirrors is controlled.

[0010] Preferably, the rear-view mirror control mechanism comprises a left rear-view mirror control mechanism and a right rear-view mirror control mechanism.

[0011] The left rear-view mirror control mechanism comprises a left side folding motor driving module, and the left side folding motor is controlled to work through the left side folding motor driving module.

[0012] The right rear-view mirror control mechanism comprises a right side folding motor driving module and a right side rear-view mirror lens adjusting motor driving module, and the right side folding motor is controlled to work through the right side folding motor driving module, and the right side rear-view mirror lens adjusting motor is controlled to work through the right side rear-view mirror lens adjusting motor driving module.

[0013] Preferably, the main control module comprises a switch detection module, and the main control module is connected with a rear-view mirror switch circuit of the main machine of the automobile through the switch detection module, so that the working state of the rear-view mirror is obtained through the switch detection module.

[0014] Preferably, the main control module comprises an ACC detection module, and the main control module is connected with an ACC working circuit of the main machine of the automobile through the ACC detection module, so that whether the automobile is in an adaptive cruise state is judged through the ACC detection module.

[0015] Preferably, the main control module comprises a central locking detection module, and the main control module is connected with a door lock switch circuit of the main machine of the automobile through the central locking detection module, so that the opening and closing state of the door lock is obtained through the central locking detection module.

[0016] Preferably, the main control module comprises a CAN bus module and a LIN bus module, and the main control module is connected with a CAN bus and a LIN bus of the main machine of the automobile through the CAN bus module and the LIN bus module, so that the working state of the vehicle can be obtained through the CAN bus module and the LIN bus module.

[0017] The wireless communication-based wire-free rear-view mirror electric folding control device has the following beneficial effects:

[0018] 1、The main control module sends the adjustment signal to the slave control module through wireless communication, so that a line does not need to be pulled from the main control module to the slave control module, thereby avoiding the problem of difficult threading, making the product installation more simple, and at the same time, accidents caused by damaging the original vehicle structure during threading can be avoided, so that the product is more practical and safer and more convenient to use.

[0019] 2, The intelligent control mode can automatically control the working state of the two rearview mirrors according to the state of the vehicle, thereby giving the traditional not intelligent enough automobile power, so that it has the same intelligent experience as the existing automobile. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The structure block diagram of the wireless communication based on the threading-free rearview mirror electric folding control device of the utility model is shown in the figure.

[0021] The figure mark: 1, main control module, 2, slave control module, 3, automobile host, 11, first main control chip, 12, first power stabilizing module, 13, switch detection module, 14, ACC detection module, 15, central locking detection module, 16, CAN bus module, 17, LIN bus module, 18, first wireless module, 19, left side folding motor drive module, 21, second main control chip, 22, second power stabilizing module, 23, second wireless module, 24, right side folding motor drive module, 25, right side rearview mirror lens adjusting motor drive module, 31, host power module, 32, rearview mirror switch circuit, 33, ACC working circuit, 34, door lock switch circuit, 35, CAN bus, 36, LIN bus.

[0022] The implementation, functional characteristics and advantages of the utility model will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0023] It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0024] Reference Figure 1 An embodiment of the wireless communication based on the threading-free rearview mirror electric folding control device of the utility model is proposed:

[0025] A wireless communication based on the threading-free rearview mirror electric folding control device, comprising a main control module 1 and a slave control module 2.

[0026] The main control module 1 comprises a first main control chip 11, a first power stabilizing module 12, a first wireless module 18, a left side folding motor driving module 19, a switch detection module 13, an ACC detection module 14, a central locking detection module 15, a CAN bus module 16 and a LIN bus module 17. The main machine power module 31 supplies power to the first main control chip 11, the first wireless module 18, the left side folding motor driving module 19, the switch detection module 13, the ACC detection module 14, the central locking detection module 15, the CAN bus module 16 and the LIN bus module 17 through the first power stabilizing module 12.

[0027] The first main control chip 11 controls the left side folding motor to work through the left side folding motor driving module 19, so as to realize the folding and unfolding of the left side mirror. The first main control chip 11 is connected with the rear view mirror switch circuit 32 of the automobile main machine 3 through the switch detection module 13, so as to obtain the specific working state of the two rear view mirrors through the switch detection module 13. The first main control chip 11 is connected with the ACC working circuit 33 of the automobile through the ACC detection module 14, so as to judge whether the automobile is in the adaptive cruise state through the ACC detection module 14. The first main control chip 11 is connected with the door lock switch circuit 34 of the automobile main machine 3 through the central locking detection module 15, so as to obtain the opening and closing state of the door lock through the central locking detection module 15. The first main control chip 11 is connected with the CAN bus 35 and the LIN bus 36 of the automobile main machine 3 through the CAN bus module 16 and the LIN bus module 17, so as to obtain the working state of the vehicle through the CAN bus module 16 and the LIN bus module 17.

[0028] The slave control module 2 comprises a second main control chip 21, a second power stabilizing module 22, a second wireless module 23, a right side folding motor driving module 24 and a right side rear view mirror lens adjusting motor driving module 25. The main machine power module 31 supplies power to the second main control chip 21, the second wireless module 23, the right side folding motor driving module 24 and the right side rear view mirror lens adjusting motor driving module 25 through the second power stabilizing module 22. The second main control chip 21 controls the right side folding motor to work through the right side folding motor module 24 and controls the right side rear view mirror lens adjusting motor to work through the right side rear view mirror lens adjusting motor driving module 25, so as to realize the folding and unfolding of the right side mirror and the lens adjustment.

[0029] The first wireless module 18 and the second wireless module 23 are wirelessly connected. Through the wireless connection of the first wireless module 18 and the second wireless module 23, the main control module 1 can control the working state of the slave control module 2.

[0030] In use, when the car is started, the main control module 1 controls the rearview mirror to unfold through the car host 3 when obtaining information that the vehicle door is closed, the ignition is on and the rearview mirror is not unfolded, so as to realize the function that the rearview mirror is unfolded automatically after the car is started.

[0031] The above merely describes the preferred embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation or direct or indirect application in other related technical fields based on the content of the present application specification and drawings is also included in the patent protection scope of the present application.

Claims

1. A wire-free electric folding control device for rearview mirrors based on wireless communication, characterized in that, Includes a master control module and a slave control module; The main control module and the slave control module are respectively connected to the host power module, and the host power module supplies power to the main control module and the slave control module respectively. The main control module and the slave control module are respectively connected to the rearview mirror control mechanism of the two rearview mirrors, and the main control module and the slave control module control the working status of the two rearview mirrors through the rearview mirror control mechanism. The main control module is equipped with a first wireless module, and the slave control module is equipped with a second wireless module. The first wireless module and the second wireless module are wirelessly connected, and the main control module can control the working status of the slave control module. The main control module is connected to the vehicle's main unit. The main control module obtains the current working status of the vehicle and directly and indirectly controls the rearview mirror control mechanisms of the two rearview mirrors according to the preset control mode, thereby controlling the working status of the two rearview mirrors.

2. The wireless communication-based wireless electric folding control device for rearview mirrors according to claim 1, characterized in that, The rearview mirror control mechanism includes a left rearview mirror control mechanism and a right rearview mirror control mechanism; The left rearview mirror control mechanism includes a left folding motor drive module, and controls the left folding motor to work through the left folding motor drive module. The right rearview mirror control mechanism includes a right folding motor drive module and a right rearview mirror lens adjustment motor drive module. The right folding motor is controlled by the right folding motor module, and the right rearview mirror lens adjustment motor is controlled by the right rearview mirror lens adjustment motor drive module.

3. The wireless communication-based wireless electric folding control device for rearview mirrors according to claim 1, characterized in that, The main control module includes a switch detection module, which is connected to the rearview mirror switch circuit of the vehicle's main unit to obtain the working status of the rearview mirror.

4. The wireless communication-based wireless electric folding control device for rearview mirrors according to claim 1, characterized in that, The main control module includes an ACC detection module, which is connected to the ACC working circuit of the vehicle's main unit to determine whether the vehicle is in adaptive cruise control mode.

5. The wireless communication-based wireless electric folding control device for rearview mirrors according to claim 1, characterized in that, The main control module includes a central locking detection module, which is connected to the door lock switch circuit of the vehicle host through the central locking detection module, thereby obtaining the open and closed status of the door lock through the central locking detection module.

6. The wireless communication-based wireless electric folding control device for rearview mirrors according to claim 1, characterized in that, The main control module includes a CAN bus module and a LIN bus module, and is connected to the CAN bus and LIN bus of the vehicle host through the CAN bus module and the LIN bus module, thereby enabling the vehicle's operating status to be obtained through the CAN bus module and the LIN bus module.

Images