Multifunctional combination switch of steering wheel

Abstract

The invention belongs to the technical field of automobile steering wheel switches, and particularly relates to a steering wheel multifunctional combination switch which comprises a combination switch shell. The combined switch shell comprises a shifting block three-way switch assembly and a roller three-way switch assembly; the shifting block three-way switch assembly comprises a shifting block, a second PCB, a first guide rod, a second guide rod and a microswitch. The top of the combination switch shell is provided with a shifting block; a guide rod I is mounted at the end part of the shifting block; a silica gel piece is mounted at the bottom of the guide rod I; a guide rod II is mounted at the bottom of the shifting block; a microswitch is mounted at the bottom of the guide rod II; a second PCB is installed at the bottom of the shifting block, the shifting block, the guide block, the silica gel piece, the PCB and the like are combined to achieve the three-direction function of front-back shifting and downward pressing of one key, the shifting block is stressed to press the first guide rod through the guide block, so that a contact of the silica gel piece makes contact with the PCB to achieve the front-back two-direction function, the shifting block is pressed downwards, guiding supporting is conducted through the guide block, the second guide rod is stressed to press the microswitch, and the microswitch is pressed downwards. And the press-down function is realized.

Description

Technical Field

[0001] The present invention belongs to the technical field of automotive steering wheel switches, and specifically relates to a multifunctional combination switch for a steering wheel. Background Art

[0002] With the development of technology, there are more and more functions on automobiles, so it is necessary to install a multifunctional steering wheel for use.

[0003] Currently, in the prior art, various buttons are set on the steering wheel to achieve various functions, so that the driver can conveniently use these functions when driving, thereby increasing the convenience of the steering wheel.

[0004] Since the steering wheel is composed of multiple parts and is prone to shaking, therefore, a multifunctional combination switch for a steering wheel is proposed to solve the above problems. Summary of the Invention

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem in the background art, the present invention proposes a multifunctional combination switch for a steering wheel.

[0006] The technical solution adopted by the present invention to solve its technical problems is as follows: A multifunctional combination switch for a steering wheel according to the present invention includes a combination switch housing; the combination switch housing includes a rocker three-way switch assembly and a roller three-way switch assembly; the rocker three-way switch assembly includes a rocker, PCB II, guide rod I, guide rod II, and a micro switch; a rocker is installed on the top of the combination switch housing; a guide rod I is installed at the end of the rocker; a silicone part is installed at the bottom of the guide rod I; a guide rod II is installed at the bottom of the rocker; a micro switch is installed at the bottom of the guide rod II; PCB II is installed at the bottom of the rocker.

[0007] Preferably, the roller three-way assembly includes a roller, an encoder, a guide block, PCB I, a micro switch, and PCB II; a roller is installed on the top of the combination switch housing; PCB I is installed at the bottom of the roller; a guide block is installed at the bottom of PCB I; an encoder is installed at the end of the roller; PCB II is installed at the bottom of the guide block; a micro switch is installed at the bottom of the roller.

[0008] Preferably, a roller three-way switch is installed on the side wall of the rocker three-way switch assembly.

[0009] Advantages of the Present Invention

[0010] 1. The present invention provides a steering wheel multifunctional combination switch, which realizes the three-way functions of forward and backward shifting and pressing of a key through a combination of a shift block, a guide block, a silicone member, a PCB, etc. The shift block is subjected to force to press the guide rod 1 through the guide block, so that the contact point of the silicone member contacts the PCB to realize the forward and backward two-way functions. When the shift block is pressed down, the guide block guides the support, and the guide rod 2 is subjected to force to press the micro switch to realize the pressing function.

[0011] 2. The present invention provides a steering wheel multifunctional combination switch, which realizes the three-way functions of a roller key, namely, continuous forward and backward rolling and pressing down, through a roller, an encoder, a guide block, a TOUCH switch, and PCB software. The roller can roll forward and backward without limit, and the encoder transmits a signal to PCB one and PCB two to realize the function of adjusting the volume by rolling the roller forward and backward. Pressing the roller presses the micro switch through the guide block to realize the third direction function of the roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0013] Figure 1 is a stereogram of the present invention;

[0014] Figure 2 is a cross-sectional view of the shifting block key of the present invention;

[0015] Figure 3 This is a three-dimensional diagram of the shift block of the present invention;

[0016] Figure 4 This is a diagram showing the position relationship between the guide rod 1 and the shift block of the present invention;

[0017] Figure 5 It is an exploded view of the parts of the present invention.

[0018] Legend:

[0019] 1. Combination switch housing; 11. Dial block; 12. Guide block; 13. Guide rod 1; 14. Guide rod 2; 15. Silicone part; 16. Micro switch; 17. PCB 1; 18. PCB 2; 19. Encoder; 20. Roller. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] Specific examples are given below.

[0022] See also Figure 1 - Figure 5 The present invention provides a steering wheel multifunctional combination switch, comprising a combination switch housing 1; the combination switch housing 1 comprises a shift block three-way switch assembly and a roller three-way switch assembly; the shift block three-way switch assembly comprises a shift block 11, a PCB 18, a guide rod 13, a guide rod 2 14 and a micro switch 16; the shift block 11 is mounted on the top of the combination switch housing 1; the guide rod 13 is mounted on the end of the shift block 11; the silicone member 15 is mounted on the bottom of the guide rod 13; the guide rod 2 14 is mounted on the bottom of the shift block 11 A micro switch 16 is installed at the bottom of the guide rod 14; a PCB 18 is installed at the bottom of the shift block 11. When working, the three-way functions of shifting a key forward and backward and pressing down are realized through the combination of the shift block 11, the guide block 12, the silicone member 15, the PCB, etc. The shift block 11 is subjected to force to press the guide rod 13 through the guide block 12, so that the contact point of the silicone member 15 contacts the PCB to realize the forward and backward two-way functions. When the shift block 11 is pressed down, the guide block 12 guides and supports, and the guide rod 14 is subjected to force to press the micro switch 16 to realize the pressing function.

[0023] Further, such as Figure 1 - Figure 5 As shown, the three-way roller assembly includes a roller 20, an encoder 19, a guide block 12, a PCB 17, a micro switch 16 and a PCB 2 18; the roller 20 is installed on the top of the combination switch housing 1; the PCB 17 is installed on the bottom of the roller 20; the guide block 12 is installed on the bottom of the PCB 17; the encoder 19 is installed on the end of the roller 20; the PCB 2 18 is installed on the bottom of the guide block 12; the micro switch 16 is installed on the bottom of the roller 20. When working, the three-way functions of a roller 20 key continuously rolling back and forth and pressing down are realized through the roller 20, the encoder 19, the guide block 12, the TOUCH switch, and the PCB software. The roller 20 rolls back and forth without limit, and the encoder 19 transmits a signal to the PCB 17 and the PCB 2 18 to realize the function of adjusting the volume by rolling the roller 20 back and forth. Pressing the roller 20 presses the micro switch 16 through the guide block 12 to realize the third direction function of the roller 20.

[0024] Further, such as Figure 1 - Figure 5 As shown, a roller three-way switch is installed on the side wall of the shift block three-way switch assembly. When working, through the compact mechanism design, one steering wheel combination switch simultaneously realizes the three-way functions of the shift block switch and the three-way function of the roller switch.

[0025] Working principle: The three-way functions of a key being toggled forward and backward and pressed down are realized through the combination of the dial block 11, the guide block 12, the silicone member 15, the PCB, etc. The dial block 11 is subjected to force to press the guide rod 1 13 through the guide block 12, so that the contact of the silicone member 15 contacts the PCB to realize the two-way functions of the forward and backward directions. The dial block 11 is pressed down, and the guide block 12 guides and supports it, and the guide rod 2 14 is subjected to force to press the micro switch 16 to realize the function of pressing down. The three-way functions of a roller 20 key being continuously rolled forward and backward and pressed down are realized through the roller 20, the encoder 19, the guide block 12, the TOUCH switch, and the PCB software. The roller 20 can roll forward and backward without limit, and the encoder 19 transmits a signal to the PCB 1 17 and the PCB 2 18 to realize the function of adjusting the volume by rolling the roller 20 forward and backward. Pressing the roller 20 presses the micro switch 16 through the guide block 12 to realize the third direction function of the roller 20. Through the compact mechanism design, a steering wheel combination switch can simultaneously realize the three-way functions of the dial switch and the roller switch.

[0026] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A multi-functional combination switch for a steering wheel, comprising a combination switch housing (1); characterized in that: The combined switch housing (1) includes a dial three-way switch assembly and a roller three-way switch assembly; the dial three-way switch assembly includes a dial (11), a PCB two (18), a guide rod one (13), a guide rod two (14), and a micro switch (16); the top of the combined switch housing (1) is installed with a dial (11); the end of the dial (11) is installed with a guide rod one (13); the bottom of the guide rod one (13) is installed with a silica gel part (15); the bottom of the dial (11) is installed with a guide rod two (14); the bottom of the guide rod two (14) is installed with a micro switch (16); the bottom of the dial (11) is installed with a PCB two (18).

2. The multifunctional combination switch for a steering wheel according to claim 1, wherein: The roller three-way assembly includes a roller (20), an encoder (19), a guide block (12), a PCB one (17), a micro switch (16), and a PCB two (18); the top of the combined switch housing (1) is installed with a roller (20); the bottom of the roller (20) is installed with a PCB one (17); the bottom of the PCB one (17) is installed with a guide block (12); the end of the roller (20) is installed with an encoder (19); the bottom of the guide block (12) is installed with a PCB two (18); the bottom of the roller (20) is installed with a micro switch (16).

3. The multifunctional combination switch for a steering wheel according to claim 1, characterized in that; A roller three-way switch is installed on the side wall of the dial three-way switch assembly.

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