Threading-free automobile seat ventilation and heating control device based on wireless communication

Abstract

The utility model discloses a threading-free automobile seat ventilation and heating control device based on wireless communication. The threading-free automobile seat ventilation and heating control device comprises a control switch, a master control module and at least one 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; 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 slave control modules are connected with the heating modules and the ventilation modules of the corresponding seats respectively, and the slave control modules achieve the ventilation and heating functions by controlling the heating modules and the ventilation modules to work. The main control module is connected with the control switch and an automobile host wire. The control switch controls the slave control module through the master control module and then controls the corresponding heating module and ventilation module to work through the slave control module.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile, especially a kind of control device of free threading automobile seat ventilation heating based on wireless communication. BACKGROUND

[0002] For the user in the south, seat ventilation is one of the essential options on the existing vehicle, and for the user in the north, seat heating is one of the essential options. However, for the vehicle below 15W, in order to achieve cost-effective, these two functions are mostly provided as optional functions for users to choose, or only the main driver or only the front seat has them. However, many users often add these two functions to their beloved car through after-market modification, but how to better achieve the control effect after modification and compatibility with the original control is also a problem to be solved.

[0003] The current market situation and defects of similar products are as follows: (1) a single module structure of automobile seat ventilation heating control device, i.e. seat ventilation heating has only one module connected with ventilation heating switch through threading for control. The device features simple design principle and low cost, but has defects of complicated installation, damage to original vehicle structure during threading process and high installation cost. The installation position of ventilation heating switch is at the door panel, navigation screen, steering wheel lower left panel blind hole or sunroof switch panel blind hole. The control box of seat ventilation heating is at the bottom of seat or near the seat, so the connection between switch and control box needs threading. SUMMARY

[0004] The main purpose of the utility model is to provide a more reliable and safe control device of free threading automobile seat ventilation heating based on wireless communication by using radio frequency wireless signal communication, without changing the signal structure of original vehicle line to transmit signal and avoiding damage to original vehicle line and original vehicle function.

[0005] The utility model provides a kind of control device of free threading automobile seat ventilation heating based on wireless communication, including control switch, main control module and at least one slave control module;

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

[0007] 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;

[0008] The slave control module is connected with the heating module and the ventilation module of the corresponding seat respectively, and the slave control module realizes the functions of ventilation and heating by controlling the working of the heating module and the ventilation module;

[0009] The main control module is connected with the control switch and the main machine line of the automobile, the main control module obtains the current working state of the vehicle, controls the working of the corresponding slave control module according to the control signal sent by the control switch, and realizes the ventilation and heating functions of the corresponding seat through the corresponding slave control module.

[0010] Preferably, the main control module comprises a switch detection module, is connected with the control switch through the switch detection module, and obtains the control signal sent by the control switch through the switch detection module, the control signal comprises the serial number of the seat to be controlled, that is, the serial number of the slave control module, whether to start the heating module and whether to start the ventilation module.

[0011] Preferably, the main control module comprises an ACC detection module, and is connected with the ACC working line of the main machine of the automobile through the ACC detection module, so as to judge whether the automobile is in the adaptive cruise state through the ACC detection module.

[0012] Preferably, the main control module comprises a CAN bus module and a LIN bus module, and is connected with the CAN bus and the LIN bus of the main machine of the automobile through the CAN bus module and the LIN bus module, so as to obtain the working state of the vehicle through the CAN bus module and the LIN bus module.

[0013] The control device of the automobile seat ventilation and heating based on wireless communication has the following beneficial effects:

[0014] 1. The main control module sends the adjustment signal to the slave control module through wireless communication, so that a wire does not need to be pulled from the main control module to the slave control module, the problem of difficult threading is avoided, the product installation is more convenient, the original vehicle structure is not damaged in the threading process, the product practicality is higher, and the use is safer and more convenient.

[0015] 2. A plurality of seats can be controlled respectively, and if threading is used, the line is relatively complex and difficult to realize. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 This is a structural block diagram of the wireless communication-based, wire-free control device for ventilated and heated car seats according to this utility model.

[0017] The diagram is labeled as follows: 1. Main control module, 2. Slave control module, 3. Car host, 4. Control switch, 11. First main control chip, 12. First power supply regulator module, 13. Switch detection module, 14. ACC detection module, 15. First wireless module, 16. Central locking detection module, 17. CAN bus module, 18. LIN bus module, 21. Second main control chip, 22. Second power supply regulator module, 23. Second wireless module, 24. Heating module, 25. Ventilation module, 31. Host power supply module, 32. ACC working circuit, 33. CAN bus, 34. LIN bus.

[0018] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0019] It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

[0020] Reference Figure 1 An embodiment of the present invention, a wireless communication-based, wire-free control device for ventilated and heated car seats, is presented:

[0021] A wireless communication-based, wire-free automotive seat ventilation and heating control device includes a main control module 1, a slave control module 2, and a control switch 4.

[0022] The main control module 1 includes a first main control chip 11, a first power supply regulator module 12, a first wireless module 15, a switch detection module 13, an ACC detection module 14, a CAN bus module 16, and a LIN bus module 17. The host power module 31 supplies power to the first main control chip 11, the first wireless module 15, 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 supply regulator module 12.

[0023] The first master chip 11 is connected with the control switch 4 through the switch detection module 13. In the embodiment, the control switch includes a seat selection control switch, a ventilation control switch and a heating control switch. The control signal sent by the control switch 4 is obtained through the switch detection module. The control signal includes the serial number of the seat to be controlled, whether to start the heating module and whether to start the ventilation module. If the actual number of controlled seats is only one, the control signal only includes whether to start the heating module and whether to start the ventilation module. The first master chip 11 is connected with the ACC working line 32 of the automobile through the ACC detection module 14, so as to determine whether the automobile is in the adaptive cruise state through the ACC detection module 14. The first master chip 11 is connected with the CAN bus 33 and the LIN bus 34 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.

[0024] The slave control module 2 includes a second master chip 21, a second power stabilizing module 22, a second wireless module 23, a heating module 24 and a ventilation module 25. The main machine power supply module 31 supplies power to the second master chip 21, the second wireless module 23, the heating module 24 and the ventilation module 25 through the second power stabilizing module 22. The second master chip 21 controls the working of the seat heating blanket through the heating module 24, so as to realize the heating function of the seat. The second master chip 21 controls the working of the seat ventilation fan through the ventilation module 25, so as to realize the ventilation function of the seat.

[0025] The first wireless module 15 and the second wireless module 23 are wirelessly connected. Through the wireless connection of the first wireless module 15 and the second wireless module 23, the master control module 1 can control the working state of the slave control module 2.

[0026] In use, the seat selection control switch is short pressed to select the corresponding seat. The seat selection control switch is continuously short pressed to switch the corresponding seat. After switching to the corresponding seat, the ventilation control switch is short pressed to start the seat ventilation. The ventilation module 25 controls the working of the seat ventilation fan. The ventilation control switch is continuously short pressed to adjust the air volume gear of the seat ventilation. The ventilation control switch is short pressed for the fourth time to close the seat ventilation. After switching to the corresponding seat, the heating control switch is short pressed to start the seat heating. The heating module 24 controls the working of the seat heating blanket. The heating control switch is continuously short pressed to adjust the temperature gear of the seat heating. The heating control switch is short pressed for the fourth time to close the seat heating. If it is one-to-one, the seat selection is not needed, and the seat ventilation and the seat heating can be directly controlled.

[0027] The above merely describes preferred embodiments of the present application, and is not intended to 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 are also included in the patent protection scope of the present application.

Claims

1. A wireless communication-based, wire-free control device for ventilated and heated car seats, characterized in that, It includes a control switch, a main control module, and at least one 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 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 slave control module is connected to the heating module and ventilation module of the corresponding seat respectively, and the slave control module realizes the ventilation and heating functions by controlling the operation of the heating module and the ventilation module; The main control module is connected to the control switch and the vehicle's main unit. The main control module obtains the current working status of the vehicle through the main control module, and controls the corresponding slave control module to work according to the control signal issued by the control switch. The corresponding slave control module realizes the ventilation and heating functions of the corresponding seat.

2. The control device for wireless communication-based wireless automotive seat ventilation and heating according to claim 1, characterized in that, The main control module includes a switch detection module, which is connected to the control switch. The main control module obtains the control signals sent by the control switch. The control signals include the sequence number of the seat to be controlled, i.e., the sequence number of the slave control module, whether to turn on the heating module, and whether to turn on the ventilation module.

3. The control device for wireless communication-based wireless automotive seat ventilation and heating 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.

4. The control device for wireless communication-based wireless automotive seat ventilation and heating 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.

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