CN-224225013-U - Combined switch module, vehicle operation module and vehicle

Abstract

The utility model provides a combined switch module, a steering wheel switch module and a vehicle operation module, wherein the combined switch module comprises a plurality of first switch elements outputting a plurality of first electric signals, an input connector arranged on a printed circuit board and comprising a plurality of pins, a control unit arranged on the printed circuit board, a first part of the plurality of pins of the control unit connected to the plurality of first switch elements and receiving the plurality of first electric signals, and a second part of the plurality of pins of the control unit connected to the plurality of pins of the input connector, and at least one reserved area arranged on the printed circuit board, wherein the first end of each reserved area is respectively connected to a corresponding pin in the plurality of pins of the input connector, and the second end of each reserved area bypasses the control unit and is connected to the corresponding pin of the output connector.

Inventors

• HE LIQI
• XU YINGZI
• ZHOU MING
• Huang Zeke
• XIAO YAO
• CHEN HONGLI
• CHEN WEIJIE

Assignees

• 法雷奥汽车内部控制（上海）有限公司

Dates

Publication Date

20260512

Application Date

20250610

Claims (15)

1. 1. A combination switch module, the combination switch module comprising: a plurality of first switching elements configured to output a plurality of first electrical signals in response to user input; An input connector disposed on the printed circuit board, the input connector including a plurality of pins connected to a plurality of second switching elements outside the combination switch module and receiving a plurality of second signals; A control unit disposed on the printed circuit board, a first portion of a plurality of pins of the control unit being connected to the plurality of first switching elements and receiving a plurality of first electrical signals, and a second portion of the plurality of pins of the control unit being connected to a plurality of pins of the input connector, and At least one reserved area provided on the printed circuit board, a first end of each reserved area being connected to a corresponding pin of the plurality of pins of the input connector, respectively, and a second end of each reserved area being connected to a corresponding pin of the output connector, bypassing the control unit, wherein the first and second ends of each reserved area are pairs of pads arranged on the printed circuit board, spaced apart from each other.
2. 2. The combination switch module of claim 1, wherein, In case the input connector receives a plurality of second signals of a first type, a first type of element is fitted between the first end and the second end in each of the at least one reserved area, In case the input connector receives a plurality of second signals of a second type, no element or no element of the second type is assembled between the first end and the second end in each of the at least one reserved area.
3. 3. The combination switch module of claim 2, wherein, The plurality of second signals of the first type include a plurality of second electrical signals directly output from the plurality of second switching elements or LIN bus signals converted from the plurality of second electrical signals, The first type of element is an element that provides an on-state or a low resistance state.
4. 4. The combination switch module as claimed in claim 3, wherein, The first type of element comprises one of a 0 ohm resistor or diode, The anode of the diode is connected to a first end of a reserved area, and the cathode of the diode is connected to a second end of the reserved area.
5. 5. The combination switch module of claim 2, wherein, The plurality of second signals of the second type include a plurality of electrical signals obtained by converting a plurality of second electrical signals directly output from the plurality of second switching elements through a resistor network, The second type of element is an element that provides an off-state or a high resistance state.
6. 6. The combination switch module of claim 5, wherein, The second type of element comprises one of a diode or an ultra-high impedance resistor, The cathode of the diode is connected to a first end of a reserved area, and the anode of the diode is connected to a second end of the reserved area.
7. 7. The combination switch module of any one of claims 1-6, further comprising: a third portion of the plurality of pins of the control unit is connected to a corresponding pin of the output connector to output a control command conforming to the CAN bus specification.
8. 8. The combination switch module of claim 7, wherein, At least a part of pins of an output connector connected with a third part of the plurality of pins of the control unit are arranged in the connector in a non-adjacent manner.
9. 9. The combination switch module of claim 2, wherein, The first type of element or the second type of element is a patch type element.
10. 10. The combination switch module of any one of claims 1-6, wherein, The plurality of second switching elements includes a plurality of switches provided on the steering wheel, a plurality of switches provided on the door for door control, a plurality of switches provided below the window for window control, or a plurality of switches provided on the side or below the seat for seat adjustment.
11. 11. A vehicle operation module comprising a combination switch module and a steering wheel switch module, characterized in that, The combination switch module is the combination switch module as claimed in any one of claims 1 to 4 and 7 to 9, and the steering wheel switch module outputs a plurality of second signals including a plurality of second electrical signals directly output from a plurality of second switch elements of the steering wheel switch module or LIN bus signals converted from the plurality of second electrical signals, or The combination switch module is a combination switch module as claimed in any one of claims 1-2 and 5-9, and the steering wheel switch module comprises a resistor network, The resistor network comprises multiple branches, each branch is formed by connecting multiple resistors in series and/or parallel, one end of each branch is connected to a pin of an input connector of the combined switch module, the input connector supplies power for each branch of the resistor network, and At least one network node in each leg is connected to a first terminal of a respective switch of the plurality of second switching elements, and a second terminal of the respective switching element is connected to ground.
12. 12. The vehicle operation module according to claim 11, wherein, The branch of the resistor network is formed by a plurality of resistors connected in series, and the network node is located on the connection path of two serially connected resistors.
13. 13. The vehicle operating module of claim 12, wherein, The branch of the resistor network further comprises a resistor with a first end connected in the connection path of the two serially connected resistors and a second end connected to ground, the network node being located at the second end of said resistor.
14. 14. The vehicle operation module of claim 11, wherein the number of network nodes is greater than or equal to the number of the plurality of second switching elements.
15. 15. A vehicle comprising a combination switch module as claimed in any one of claims 1 to 10 or a vehicle operating module as claimed in any one of claims 11 to 14.

Description

Combined switch module, vehicle operation module and vehicle Technical Field The present utility model relates to a control module for a vehicle, and more particularly, to a combination switch module, a steering wheel switch module, a vehicle operation module, and a vehicle in a vehicle. Background The combination switch module of a vehicle, also called a steering column combination switch module, generally includes combination switch elements such as left and right control handles located under a steering wheel and a plurality of switches on the handles, which are key components for a driver to control the lights, signals and a part of auxiliary functions of the vehicle. The combined switch module further comprises a control unit for controlling the combined switch element, and the control unit CAN comprise one or more controllers for detecting and analyzing signals output by the combined switch element, processing the detected signals, outputting control commands conforming to the vehicle system specification and carrying out CAN bus transmission. The steering wheel switch module is arranged on a steering wheel panel of the vehicle, and steering wheel switch elements in the steering wheel switch module provide convenient control of functions such as a multimedia system, cruise control and the like for a driver in the driving process. The steering wheel switch module comprises two designs, wherein one steering wheel switch module comprises a controller unit, signals output by the steering wheel switch element are detected and processed, control commands conforming to the system specifications of the vehicle are output, and corresponding control commands can be output to an actuating mechanism of the vehicle through a system communication bus of the vehicle, such as a LIN bus. The other steering wheel switch module does not comprise a controller unit, and the electric signal output by the steering wheel switch module is output through the whole vehicle wire harness in a hard wire (physical wire) connection mode, so that the hard wire signal is required to be transmitted to other control units of a vehicle system, and the hard wire signal is identified and processed so as to generate a control command used by an actuating mechanism of the vehicle. As the processing power of the control units increases, it is necessary to fully utilize the processing power provided by the control units in the combination switch module. In addition, there is a need to adaptively reduce the design complexity, production and manufacturing costs of the combination switch module. Disclosure of utility model The utility model provides a combination switch module, a steering wheel switch module, a vehicle operation module and a vehicle in a vehicle. According to an aspect of the present utility model, there is provided a combination switch module including a plurality of first switch elements configured to output a plurality of first electrical signals in response to user input, an input connector disposed on a printed circuit board, the input connector including a plurality of pins connected to a plurality of second switch elements external to the combination switch module and receiving a plurality of second signals, a control unit disposed on the printed circuit board, a first portion of the plurality of pins of the control unit connected to the plurality of first switch elements and receiving the plurality of first electrical signals, and a second portion of the plurality of pins of the control unit connected to the plurality of pins of the input connector, and at least one reserved area disposed on the printed circuit board, a first end of each reserved area being connected to a corresponding pin of the plurality of pins of the input connector, respectively, and a second end of each reserved area being connected to a corresponding pin of the output connector by-pass the control unit, wherein the first end and the second end of each reserved area are a pair of pads disposed on the printed circuit board spaced apart from each other. According to an embodiment of the utility model, in case the input connector receives a plurality of second signals of a first type, elements of the first type are fitted between the first end and the second end in each of the at least one reserved area, and in case the input connector receives a plurality of second signals of a second type, no elements or elements of the second type are fitted between the first end and the second end in each of the at least one reserved area. According to an embodiment of the utility model, the plurality of second signals of the first type comprise a plurality of second electrical signals directly output by the plurality of second switching elements or LIN bus signals converted from the plurality of second electrical signals, the elements of the first type being elements providing an on-state or a low-resistance state. According to an embodiment of the utility model,