Five-direction roller structure for automobile steering wheel switch

Abstract

The utility model discloses a five-direction roller structure for an automobile steering wheel switch, which comprises a steering wheel framework and a spoke, the steering wheel framework is positioned on the periphery of the spoke, a toggle switch is arranged on the spoke, the toggle switch comprises upper, lower, left, right and middle five-direction motion freedom degrees, a PCB (printed circuit board) assembly is arranged in the spoke, and the PCB assembly is positioned on the periphery of the spoke. The PCB assembly captures and feeds back the movement of the toggle switch, the toggle switch comprises symmetrically arranged operation parts and a roller located between the two operation parts, arc-shaped operation surfaces are arranged on the sides, away from each other, of the two operation parts, and the roller rotates forwards and backwards to form the movement in the middle direction of the toggle switch. According to the utility model, a plurality of functions are integrated on the toggle switch, the arc-shaped operation surface is arranged at the same time, so that hand slipping during toggle is avoided, multi-degree-of-freedom control can be realized through pressing, toggle, roller pushing and the like, the PCB assembly captures and feeds back actions, and control of different functions is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile switch machinery, in particular to a five-way roller structure used for an automobile steering wheel switch. Background Art

[0002] The car steering wheel is a standard accessory for cars, used to control the direction of the car. With the development of the automobile industry, the functions of cars have gradually diversified, including entertainment systems, cruise systems, and instrument systems. In order to facilitate the driver to control, the control buttons of the entertainment system and other systems are integrated on the steering wheel, so that the driver can easily control other functions while driving.

[0003] Chinese patent number CN202211709886.8 discloses a five-way rocker structure for a car steering wheel switch, characterized in that it includes a substrate, a shell is installed on the outside of the substrate, a rocker is installed in the shell, the rocker includes at least five degrees of freedom of movement in the upper, lower, left, right and middle directions, and a PCB assembly is also installed on the substrate, and the PCB assembly captures and gives feedback on the movement direction of the rocker. The driver controls the movement of the rocker, which has five degrees of freedom of movement in the upper, lower, left, right and middle directions. When the rocker is shaken to move in different directions, the rocker applies pressure to the PCB assembly from different directions, so that the PCB assembly makes different functional feedback according to the different directions of pressure, realizes the control of different functions, and integrates multiple functions on the rocker.

[0004] The problems existing in the above patent are: multiple functions are integrated into the joystick, the number of buttons is reduced, and multiple functions are controlled by shaking the joystick, but the operation method is relatively simple, and it can also be optimized to give users a better tactile operation experience. Summary of the invention

[0005] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and to provide a five-way roller structure for a car steering wheel switch.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a five-way roller structure for a car steering wheel switch, comprising a steering wheel frame and spokes, wherein the steering wheel frame is located at the outer periphery of the spokes, a toggle switch is arranged on the spokes, and the toggle switch includes five degrees of freedom of movement in the upper, lower, left, right and middle directions, a PCB assembly is arranged in the spokes, the PCB assembly captures the movement of the toggle switch and provides feedback, the toggle switch includes symmetrically arranged operating parts and a roller located between two operating parts, the two operating parts are provided with an arc-shaped operating surface on one side away from each other, and the roller rotates back and forth to constitute the movement in the middle direction of the toggle switch.

[0007] By adopting the above technical solution: multiple functions are integrated on the toggle switch, and a curved operating surface is set to avoid hand slippage when toggling. Multi-degree-of-freedom control can be achieved by pressing, toggling, and pushing the roller, so that users can get a better hand-feel operation experience. The PCB assembly captures the action and gives feedback to achieve control of different functions. It is mainly used to integrate the previous / next song, play pause, volume + / -, left / right switch, OK, cruise speed + / - and other functions.

[0008] As a preferred technical solution of the utility model, the toggle switch includes an upper base and a lower base, which are assembled to each other and form an installation cavity therebetween, the operating part is arranged on both sides of the top of the upper base and a rotating shaft for installing the roller is arranged in the upper base.

[0009] By adopting the above technical solution: the operating part is set on the upper base, which is convenient for users to turn left and right to avoid hand slippage. In addition, the roller is between the operating parts, and the volume, cruising speed and other functions can be directly adjusted, providing users with better operating feel and more fun.

[0010] As a preferred technical solution of the utility model, a first gear is provided on one side of the rotating shaft, a movable frame is provided in the mounting cavity, a compression spring is provided between the movable frame and the lower base, and a convex tooth adapted to the tooth groove shape of the first gear is provided above the movable frame. Under the action of the compression spring, the convex tooth can always engage with the tooth groove of the first gear after rotation and displacement.

[0011] By adopting the above technical solution: the convex tooth is engaged in the tooth groove under the action of the compression spring, and a pre-tightening force is generated on the first gear. When pushing the roller, the pre-tightening force needs to be overcome so that the first gear can rotate and drive the movable frame to move downward, providing the user with good hand feedback and avoiding misoperation.

[0012] As a preferred technical solution of the utility model, the middle part of the movable frame is hollowed out to form a hollow area, and the movable frame is vertically provided with a mounting column in the hollow area, and the compression spring is sleeved on the mounting column.

[0013] By adopting the above technical solution, the compression spring is prevented from being separated from the movable frame, and the installation is reliable.

[0014] As a preferred technical solution of the utility model, a gear set and a magnetic ring that cooperates with the gear set are arranged on the side of the rotating shaft opposite to the first gear, the gear set includes a plurality of second gears that mesh with each other, one of the second gears is provided with a magnetic ring fixing rod, the magnetic ring is sleeved on the magnetic ring fixing rod, and a Hall chip is arranged on the PCB assembly.

[0015] By adopting the above technical solution: the Hall chip can detect changes in the surrounding magnetic field, and the calculator can adjust functions such as volume and cruising speed based on the algorithm.

[0016] As a preferred technical solution of the utility model, a mounting plate is arranged in the spoke, and a first mounting seat and a second mounting seat arranged opposite to each other are fixed on the mounting plate, and a first mounting axis and a second mounting axis are arranged on both sides of the adjacent operating part of the toggle switch, the first mounting axis swings left and right relative to the first mounting seat, and the second mounting axis moves up and down relative to the second mounting seat, and a first micro switch and a second micro switch corresponding to the toggle switch are arranged on the PCB assembly, two first micro switches are arranged and symmetrically arranged on both sides of the first mounting seat, and one second micro switch is arranged and located at the second mounting seat.

[0017] By adopting the above technical solution: the first mounting shaft and the first mounting seat cooperate to realize the left and right swing of the dial switch, thereby touching the first micro switches on both sides to realize different function adjustments; the second mounting shaft cooperates with the second mounting seat, and the second micro switch can be touched by pressing up and down.

[0018] As a preferred technical solution of the utility model, the first installation axis includes a connecting axis and a swing axis perpendicular to the connecting axis, and the first mounting seat is provided with a swing groove for the first installation axis to swing left and right.

[0019] By adopting the above technical solution, the swing axis is limited in the swing groove, so that the toggle switch can swing left and right.

[0020] As a preferred technical solution of the utility model, the swing shaft includes a spherical connection part and swing parts located on both sides of the spherical connection part. When the first installation shaft does not swing, the swing shaft maintains balance and the two swing parts are suspended above the swing groove.

[0021] By adopting the above technical solution: manually toggle the operating part to make the first installation shaft swing left and right, so that the suspended swinging part contacts the swinging groove, and then the micro switch is opened and closed. Due to the provision of the spherical connecting part, the first installation shaft will not move downward when pressed, and the first micro switch can only be turned on by toggling, thereby avoiding accidental touch.

[0022] As a preferred technical solution of the utility model, a movable groove is vertically arranged on the second mounting seat, and the end of the second mounting shaft away from the toggle switch slides in the movable groove.

[0023] By adopting the above technical solution: when pressed, the second installation shaft is pressed down to open the second micro switch. Of course, a spring can be arranged under the second installation shaft to quickly reset the toggle switch after being pressed.

[0024] As a preferred technical solution of the utility model, a first contact plate and a second contact plate corresponding to the first micro switch and the second micro switch are arranged on the toggle switch.

[0025] By adopting the above technical solution: using the first contact plate and the second contact plate, the contact area between the toggle switch and the micro switch is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the utility model;

[0027] Figure 2 It is a schematic diagram of the structure of the utility model without the spokes;

[0028] Figure 3 It is a schematic diagram of the structure of the mounting plate and the toggle switch in the utility model;

[0029] Figure 4 yes Figure 3 Enlarged view of part A;

[0030] Figure 5 It is a structural schematic diagram of the toggle switch in the utility model;

[0031] Figure 6 It is a structural schematic diagram of the utility model toggle switch without the upper base and the lower base;

[0032] Figure 7 The utility model is a structural schematic diagram of a toggle switch without an upper base and a lower base.

[0033] 1. Steering wheel frame; 2. Spoke; 3. Operating part; 4. Roller; 5. Toggle switch; 6. Upper base; 7. Lower base; 8. Rotating shaft; 9. First gear; 10. Movable frame; 11. Compression spring; 12. Protruding tooth; 13. Tooth groove; 14. Hollow area; 15. Mounting column; 16. Gear set; 17. Magnetic ring; 18. Second gear; 19. Magnetic ring fixing rod; 20. Mounting plate; 21. First mounting seat; 22. Second mounting seat; 23. First mounting shaft; 24. Second mounting shaft; 25. First micro switch; 26. Second micro switch; 27. Connecting shaft; 28. Swinging shaft; 29. ​​Swinging groove; 30. Spherical connecting part; 31. Swinging part; 32. Movable groove; 33. First contact plate; 34. Second contact plate; 35. Operating surface; 36. PCB assembly. DETAILED DESCRIPTION

[0034] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0035] The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

[0036] like Figures 1 to 7 The structure of a five-way roller 4 for a car steering wheel switch shown in the figure includes a steering wheel frame 1 and a spoke 2, wherein the steering wheel frame 1 is located at the periphery of the spoke 2, a toggle switch 5 is arranged on the spoke 2, and the toggle switch 5 includes five degrees of freedom of movement in the upper, lower, left, right and middle directions, a PCB assembly 36 is arranged in the spoke 2, and the PCB assembly 36 captures the movement of the toggle switch 5 and provides feedback, the toggle switch 5 includes symmetrically arranged operating parts 3 and a roller 4 located between two operating parts 3, an arc-shaped operating surface 35 is arranged on one side of the two operating parts 3 away from each other, and the roller 4 rotates back and forth to constitute the movement of the toggle switch 5 in the middle direction.

[0037] Multiple functions are integrated on the toggle switch 5, and a curved operating surface 35 is provided to prevent hand slippage when toggling. Multi-degree-of-freedom control can be achieved by pressing, toggling and pushing the roller 4, so that users can get a better hand-feel operation experience. The PCB assembly 36 captures the action and gives feedback to achieve control of different functions, mainly used to integrate the previous / next song, play pause, volume + / -, left / right switch, OK, cruise speed + / - and other functions.

[0038] The toggle switch 5 includes an upper base 6 and a lower base 7, which are assembled with each other to form a mounting cavity therebetween. The operating portion 3 is disposed on both sides of the top of the upper base 6 and a rotating shaft 8 for mounting the roller 4 is disposed in the upper base 6.

[0039] The operating part 3 is arranged on the upper base 6, so that the user can easily turn it left and right to avoid hand slipping. In addition, the roller 4 is located between the operating parts 3, and the volume, cruising speed and other functions can be directly adjusted, providing the user with a better operating feel and more fun.

[0040] A first gear 9 is provided on one side of the rotating shaft 8, a movable frame 10 is provided in the installation cavity, a compression spring 11 is provided between the movable frame 10 and the lower base 7, and a convex tooth 12 adapted to the shape of the tooth groove 13 of the first gear 9 is provided above the movable frame 10. Under the action of the compression spring 11, the convex tooth 12 can always mesh with the tooth groove 13 of the first gear 9 after rotation and displacement.

[0041] The convex tooth 12 is meshed in the tooth groove 13 under the action of the compression spring 11, and will generate a preload force on the first gear 9. When pushing the roller 4, the preload force needs to be overcome to rotate the first gear 9 and drive the movable frame 10 to move downward, providing the user with good hand feedback and avoiding misoperation.

[0042] The middle of the movable frame 10 is hollowed out to form a hollow area 14. The movable frame 10 is vertically provided with a mounting column 15 in the hollow area 14. The compression spring 11 is sleeved on the mounting column 15 to prevent the compression spring 11 from detaching from the movable frame 10, and the installation is reliable.

[0043] A gear set 16 and a magnetic ring 17 that cooperates with the gear set 16 are provided on one side of the rotating shaft 8 opposite to the first gear 9. The gear set 16 includes a plurality of second gears 18 that mesh with each other. A magnetic ring fixing rod 19 is provided on one of the second gears 18. The magnetic ring 17 is sleeved on the magnetic ring fixing rod 19. A Hall chip is provided on the PCB assembly 36. The Hall chip can detect changes in the surrounding magnetic field. The calculator adjusts the volume, cruising speed and other functions according to the algorithm.

[0044] A mounting plate 20 is arranged inside the spoke 2, and a first mounting seat 21 and a second mounting seat 22 arranged opposite to each other are fixed on the mounting plate 20. A first mounting shaft 23 and a second mounting shaft 24 are arranged on both sides of the adjacent operating portion 3 of the toggle switch 5. The first mounting shaft 23 swings left and right relative to the first mounting seat 21, and the second mounting shaft 24 moves up and down relative to the second mounting seat 22. A first micro switch 25 and a second micro switch 26 corresponding to the toggle switch 5 are arranged on the PCB assembly 36. Two first micro switches 25 are arranged and are symmetrically arranged on both sides of the first mounting seat 21, and one second micro switch 26 is arranged and is located at the second mounting seat 22.

[0045] The first mounting shaft 23 cooperates with the first mounting seat 21 to realize the left and right swing of the toggle switch 5, thereby touching the first micro switches 25 on both sides to achieve different function adjustments; the second mounting shaft 24 cooperates with the second mounting seat 22, and can touch the second micro switch 26 by pressing up and down.

[0046] The first installation shaft 23 includes a connecting shaft 27 and a swing shaft 28 perpendicular to the connecting shaft 27. The first mounting seat 21 is provided with a swing groove 29 for the first installation shaft 23 to swing left and right. The swing shaft 28 is limited in the swing groove 29 to enable the toggle switch 5 to swing left and right.

[0047] The swing shaft 28 includes a spherical connection portion 30 and swing portions 31 located on both sides of the spherical connection portion 30 . When the first installation shaft 23 is not swinging, the swing shaft 28 maintains balance and the two swing portions 31 are suspended above the swing slot 29 .

[0048] The manual toggle operating part 3 enables the first mounting shaft 23 to swing left and right, so that the suspended swinging part 31 contacts the swinging groove 29, thereby realizing the opening and closing of the micro switch. Due to the provision of the spherical connecting part 30, the first mounting shaft 23 will not move downward when pressed, and the first micro switch 25 can only be turned on by toggling, thereby avoiding accidental touch.

[0049] A movable groove 32 is vertically provided on the second mounting seat 22, and the end of the second mounting shaft 24 away from the toggle switch 5 slides in the movable groove 32. When pressed, the second mounting shaft 24 presses down to turn on the second micro switch 26. Of course, a spring can also be provided under the second mounting shaft 24 to quickly reset the toggle switch 5 after being pressed.

[0050] The toggle switch 5 is provided with a first contact plate 33 and a second contact plate 34 corresponding to the first micro switch 25 and the second micro switch 26. The first contact plate 33 and the second contact plate 34 are used to increase the contact area between the toggle switch 5 and the micro switch.

[0051] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which shall fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A five-way roller structure for a steering wheel switch of an automobile, comprising a steering wheel frame (1) and a spoke (2), wherein the steering wheel frame (1) is located at the periphery of the spoke (2), a toggle switch (5) is arranged on the spoke (2), and the toggle switch (5) includes five degrees of freedom of movement in the upward, downward, left, right and middle directions, a PCB assembly (36) is arranged in the spoke (2), and the PCB assembly (36) captures the movement of the toggle switch (5) and provides feedback, characterized in that: The toggle switch (5) comprises symmetrically arranged operating parts (3) and a roller (4) located between the two operating parts (3); an arc-shaped operating surface (35) is provided on one side of the two operating parts (3) that is away from each other; and the roller (4) rotates forward and backward to form a movement in the middle direction of the toggle switch (5).

2. The five-way roller structure for a car steering wheel switch according to claim 1, characterized in that: The toggle switch (5) comprises an upper base (6) and a lower base (7), wherein the upper base (6) and the lower base (7) are assembled with each other and a mounting cavity is formed therebetween, the operating portion (3) is arranged on both sides of the top of the upper base (6) and a rotating shaft (8) for mounting the roller (4) is arranged in the upper base (6).

3. The five-way roller structure for a car steering wheel switch according to claim 2, characterized in that: A first gear (9) is arranged on one side of the rotating shaft (8), a movable frame (10) is arranged in the installation cavity, a compression spring (11) is arranged between the movable frame (10) and the lower base (7), and a convex tooth (12) matching the shape of the tooth groove (13) of the first gear (9) is arranged above the movable frame (10), and under the action of the compression spring (11), the convex tooth (12) can always mesh with the tooth groove (13) of the first gear (9) after the first gear (9) is rotated and displaced.

4. The five-way roller structure for a car steering wheel switch according to claim 3, characterized in that: The middle part of the movable frame (10) is hollowed out to form a hollow area (14), and a mounting column (15) is vertically arranged in the hollow area (14) of the movable frame (10), and the compression spring (11) is sleeved on the mounting column (15).

5. The five-way roller structure for a car steering wheel switch according to claim 3, characterized in that: A gear set (16) and a magnetic ring (17) that cooperates with the gear set (16) are arranged on one side of the rotating shaft (8) opposite to the first gear (9); the gear set (16) includes a plurality of second gears (18) that mesh with each other, a magnetic ring fixing rod (19) is arranged on one of the second gears (18), the magnetic ring (17) is sleeved on the magnetic ring fixing rod (19), and a Hall chip is arranged on the PCB assembly (36).

6. The five-way roller structure for a car steering wheel switch according to claim 1, characterized in that: A mounting plate (20) is arranged inside the wheel spoke (2), and a first mounting seat (21) and a second mounting seat (22) arranged opposite to each other are fixed on the mounting plate (20); a first mounting shaft (23) and a second mounting shaft (24) are arranged on both sides of the operating portion (3) adjacent to the toggle switch (5); the first mounting shaft (23) swings left and right relative to the first mounting seat (21), and the second mounting shaft (24) moves up and down relative to the second mounting seat (22); a first micro switch (25) and a second micro switch (26) corresponding to the toggle switch (5) are arranged on the PCB assembly (36); two first micro switches (25) are arranged and symmetrically arranged on both sides of the first mounting seat (21), and one second micro switch (26) is arranged and located at the second mounting seat (22).

7. The five-way roller structure for a car steering wheel switch according to claim 6, characterized in that: The first installation shaft (23) comprises a connecting shaft (27) and a swing shaft (28) perpendicular to the connecting shaft (27), and the first installation seat (21) is provided with a swing groove (29) for the first installation shaft (23) to swing left and right.

8. The five-way roller structure for a car steering wheel switch according to claim 7, characterized in that: The swing shaft (28) comprises a spherical connection part (30) and swing parts (31) located on both sides of the spherical connection part (30); when the first installation shaft (23) is not swinging, the swing shaft (28) maintains balance and the two swing parts (31) are suspended above the swing groove (29).

9. The five-way roller structure for a car steering wheel switch according to claim 6, characterized in that: A movable groove (32) is vertically arranged on the second mounting seat (22), and one end of the second mounting shaft (24) away from the toggle switch (5) slides in the movable groove (32).

10. The five-way roller structure for a car steering wheel switch according to claim 6, characterized in that: The toggle switch (5) is provided with a first contact plate (33) and a second contact plate (34) corresponding to the first micro switch (25) and the second micro switch (26).

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