Knob module

Abstract

The utility model belongs to the technical field of knobs, and discloses a knob module. The knob module comprises a base, an outer button, a touch conductive ring and an upper cover. An elastic positioning assembly is arranged in the base; a plurality of positioning grooves are formed in the inner wall of the outer button; a first conductive part is arranged at the bottom of the outer button; the touch conductive ring is detachably arranged on the outer button and electrically connected with the first conductive piece through the second conductive piece. During installation, the base is sleeved with the outer button in a rotating mode, one end of the elastic positioning assembly is connected with the base, the other end of the elastic positioning assembly selectively abuts against one positioning groove, then the touch conductive ring is installed on the outer button, and finally the upper cover is installed on the inner side of the touch conductive ring and detachably connected with the base. The touch control switch is simple in structure and convenient to install. The selection of any function module on the external electronic device can be realized by touching the touch conductive ring with a finger and rotating the external button.

Description

Technical Field

[0001] The utility model relates to the technical field of knobs, and in particular to a knob module. Background Art

[0002] Currently, most electronic products inside cars are operated by knobs or buttons to adjust functions. With the development of vehicle manufacturing technology, display screens are gradually used inside cars. Traditional potentiometer encoder knobs require wires or terminal pins to connect to the control board to transmit signals. It is impossible to install the knob directly on the touch screen for use without destroying the integrity of the display screen.

[0003] To solve this problem, in the prior art, a knob structure is provided on the display screen, which does not require wires or terminal pins to be connected to the control board to transmit signals, and the function is adjusted by touching and rotating the knob structure, wherein the knob structure includes a rotating unit and a positioning unit, and the positioning unit positions the rotating unit to achieve selection of the desired function, but the internal structure of the knob structure is complex and inconvenient to install. Utility Model Content

[0004] The utility model aims to provide a knob module which can realize the selection of functional modules and has a simple structure and is easy to install.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A knob module, comprising:

[0007] A base, wherein an elastic positioning component is arranged in the base;

[0008] An external button, the external button is rotatably sleeved outside the base, the inner wall of the external button is provided with a plurality of positioning grooves, one end of the elastic positioning component is connected to the base, and the other end selectively abuts against one of the positioning grooves; a first conductive member is provided at the bottom of the external button, and the first conductive member is configured to be electrically connected to an external electronic device;

[0009] A touch conductive ring, which is detachably arranged on the outer button and can rotate with the outer button, and the touch conductive ring is electrically connected to the first conductive member through a second conductive member;

[0010] The upper cover is installed on the inner side of the touch conductive circle and is detachably connected to the base. The upper cover can press the touch conductive circle tightly so that the two ends of the second conductive member are pressed against the touch conductive circle and the first conductive member.

[0011] Preferably, a mounting channel is provided in the base, a mounting opening of the mounting channel is provided on the bottom surface of the base, the elastic positioning assembly is installed in the mounting channel, and an outlet of the mounting channel passes through a side wall of the base.

[0012] Preferably, a rubber pad is fixed to the bottom of the base, and the rubber pad covers the installation opening.

[0013] Preferably, the elastic positioning assembly includes an abutment member and an elastic member, the abutment member can abut against the positioning groove, one end of the elastic member is connected to or abuts against the abutment member, and the other end of the elastic member abuts against the inner wall of the installation channel.

[0014] Preferably, the elastic member is a spring, and the abutment member is a ball.

[0015] Preferably, at least two groups of the installation channels are provided along the circumference of the base, and the elastic positioning components are arranged in a one-to-one correspondence with the installation channels.

[0016] Preferably, a connecting column is provided at the bottom of the touch conductive circle, and a connecting hole is also penetrated on the external button, the connecting column is inserted into the connecting hole, the first conductive member is provided at the bottom of the connecting hole, the second conductive member is installed in the connecting hole, and the second conductive member abuts between the connecting column and the first conductive member.

[0017] Preferably, the first conductive member is a metal conductive sheet, and the second conductive member is a metal spring.

[0018] Preferably, the first conductive member is integrated with the outer button in the form of an insert.

[0019] Preferably, the inner wall of the touch conductive circle is provided with a limiting step, and the upper cover is installed on the limiting step; the upper cover is provided with a plurality of buckles, and the base is correspondingly provided with a plurality of slots, and the plurality of buckles are correspondingly connected with the plurality of slots.

[0020] Beneficial effects of the utility model:

[0021] The knob module provided by the utility model includes a base, an outer button, a touch conductive ring and an upper cover. An elastic positioning component is arranged in the base; a plurality of positioning grooves are arranged on the inner wall of the outer button; a first conductive member is arranged at the bottom of the outer button; the touch conductive ring is detachably arranged on the outer button and can rotate with the outer button, and the touch conductive ring is electrically connected to the first conductive member through the second conductive member. During installation, the outer button is rotatably sleeved outside the base, so that one end of the elastic positioning component is connected to the base, and the other end is selectively abutted with one of the positioning grooves, and then the touch conductive ring is installed on the outer button, and finally the upper cover is installed on the inner side of the touch conductive ring and detachably connected to the base, so that the two ends of the second conductive member are tightly pressed against the touch conductive ring and the first conductive member, and the structure is simple and easy to install. When a human finger touches the touch conductive ring, the human finger, the touch conductive ring, the second conductive member, the first conductive member and the external electronic device are electrically connected to form a coupling capacitor, and rotating the outer button can realize the selection of any functional module on the external electronic device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is an exploded view of the knob module provided by the utility model;

[0023] Figure 2 This is a first cross-sectional view of the knob module provided by the utility model;

[0024] Figure 3 is a second cross-sectional view of the knob module provided by the utility model;

[0025] Figure 4 It is a first structural schematic diagram of the base involved in the utility model;

[0026] Figure 5 It is a second structural schematic diagram of the base involved in the utility model;

[0027] Figure 6 It is an exploded view of the outer button and the first conductive member involved in the utility model;

[0028] Figure 7 It is a cross-sectional view of the outer button and the first conductive member involved in the utility model;

[0029] Figure 8 It is a structural schematic diagram of the touch conductive ring involved in the utility model.

[0030] In the figure:

[0031] 1. base; 11. mounting channel; 111. arc-shaped guide portion; 12. slot; 13. mounting platform;

[0032] 2. elastic positioning assembly; 21. abutment member; 22. elastic member;

[0033] 3. External button; 31. Positioning slot; 32. Connecting hole; 33. Positioning hole;

[0034] 4. a first conductive member;

[0035] 5. Touch conductive ring; 51. Connecting column; 52. Positioning column; 53. Limiting step;

[0036] 6. A second conductive member;

[0037] 7. Upper cover; 71. Buckle;

[0038] 8. Rubber pad. DETAILED DESCRIPTION

[0039] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0040] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0042] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0043] like Figures 1 to 8 As shown, the utility model provides a knob module. By rotating the knob module, the capacitance signals of different functional module positions on the external electronic device will be identified accordingly, and any functional module can be selected. The knob module can be applied to the display screen of the car to select any functional module in the car, including the audio, navigation, air conditioning air volume, temperature and blowing mode on the car.

[0044] like Figure 1 As shown, the knob module includes a base 1, an outer button 3, a touch conductive ring 5 and an upper cover 7. An elastic positioning component 2 is arranged inside the base 1; the outer button 3 is rotatably sleeved outside the base 1, and a plurality of positioning grooves 31 are arranged on the inner wall of the outer button 3. One end of the elastic positioning component 2 is connected to the base 1, and the other end selectively abuts against one of the positioning grooves 31. When the outer button 3 is rotated, the elastic positioning component 2 can realize elastic positioning of the outer button 3. A first conductive member 4 is arranged at the bottom of the outer button 3, and the first conductive member 4 is configured to be electrically connected to an external electronic device; the touch conductive ring 5 is detachably arranged on the outer button 3 and can rotate with the outer button 3. The touch conductive ring 5 is electrically connected to the first conductive member 4 through the second conductive member 6; the upper cover 7 is installed on the inner side of the touch conductive ring 5 and is detachably connected to the base 1. The upper cover 7 can press the touch conductive ring 5 so that the two ends of the second conductive member 6 abut against the touch conductive ring 5 and the first conductive member 4.

[0045] During installation, the outer button 3 is rotated and sleeved outside the base 1, so that one end of the elastic positioning component 2 is connected to the base 1, and the other end is in contact with one of the positioning grooves 31, and then the touch conductive ring 5 is installed on the outer button 3, and finally the upper cover 7 is installed on the inner side of the touch conductive ring 5 and connected to the base 1, so that the two ends of the second conductive member 6 are tightly against the touch conductive ring 5 and the first conductive member 4. The structure is simple and easy to install. When a person's finger touches the touch conductive ring 5, the person's finger, the touch conductive ring 5, the second conductive member 6, the first conductive member 4 and the external electronic device are electrically connected to form a coupling capacitor, and rotating the outer button 3 can realize the selection of any functional module on the external electronic device.

[0046] Optionally, in this embodiment, if Figures 3 to 5As shown, a mounting channel 11 is provided in the base 1, and a mounting opening of the mounting channel 11 is provided on the bottom surface of the base 1, and the elastic positioning component 2 is installed in the mounting channel 11, and an outlet of the mounting channel 11 passes through the side wall of the base 1. The mounting opening of the mounting channel 11 is provided on the bottom surface of the base 1, and the elastic positioning component 2 is installed in the mounting channel 11 through the mounting opening, so that one end of the elastic positioning component 2 is connected to the base 1, and the other end selectively abuts against one of the positioning grooves 31 of the outer button 3, the structure is simple, and the installation of the elastic positioning component 2 is convenient. In order to prevent the elastic positioning component 2 from falling, optionally, in this embodiment, a rubber pad 8 is also fixed to the bottom of the base 1, and the rubber pad 8 covers the mounting opening. Further, in this embodiment, a groove is provided at the bottom of the base 1, and the rubber pad 8 is snapped into the groove, which is convenient for installation and saves space.

[0047] To facilitate installation of the elastic positioning assembly 2, optionally, in this embodiment, an arc-shaped guide portion 111 is provided along the installation direction at the installation opening of the installation channel 11. To reduce materials and save space, a mounting platform 13 is provided on the inner wall of the base 1, and part of the installation channel 11 is arranged in the mounting platform 13.

[0048] Optionally, at least two groups of mounting channels 11 are provided along the circumference of the base 1, and the elastic positioning components 2 are provided one by one with the mounting channels 11. When the outer button 3 is rotated, the stability of the rotation is ensured. Optionally, in this embodiment, two groups of mounting channels 11 are provided along the circumference of the base 1, which ensures the stability of the rotation and saves costs.

[0049] Optionally, the elastic positioning assembly 2 includes an abutment 21 and an elastic member 22, the abutment 21 can abut against the positioning groove 31, one end of the elastic member 22 is connected or abutted with the abutment 21, and the other end of the elastic member 22 abuts against the inner wall of the installation channel 11, and the structure is simple. Optionally, in this embodiment, the elastic member 22 is a spring, and the abutment 21 is a ball. The elastic positioning of the outer button 3 is achieved through the action of the spring and the ball, so that the operator can operate flexibly when turning the outer button 3. Further, the ball can abut against the positioning groove 31, one end of the spring abuts against the ball, and the other end of the spring abuts against the inner wall of the installation channel 11. Optionally, in other embodiments, the elastic member 22 is a spring, the abutment 21 is a round tube, one end of the round tube is provided with an opening, and the other end of the round tube is provided with a spherical protrusion, the spherical protrusion can abut against the positioning groove 31, one end of the spring passes through the opening and abuts in the round tube, and the other end of the spring abuts against the inner wall of the installation channel 11. During the process of turning the outer button 3, the round tube can prevent the spring from bending while ensuring flexible operation.

[0050] Optionally, in this embodiment, the inner wall of the outer button 3 is provided with a wave portion along the circumferential direction, and the trough of the wave portion forms a positioning groove 31. When the outer button 3 is rotated, the elastic positioning component 2 will be extended and abutted against one of the troughs of the wave portion, so that the operation is convenient. Optionally, in this embodiment, the outer wall of the outer button 3 is provided with anti-skid notches along the circumferential direction. When the outer button 3 is rotated, it has an anti-skid effect. Optionally, in other embodiments, the outer wall of the outer button 3 can be provided with anti-skid material along the circumferential direction, as long as the anti-skid effect can be achieved, and it is not limited to this embodiment.

[0051] Optionally, in this embodiment, if Figure 2 and Figure 8 As shown, a connecting column 51 is provided at the bottom of the touch conductive circle 5, a connecting hole 32 is provided through the outer button 3, the connecting column 51 is inserted into the connecting hole 32, the first conductive member 4 is provided at the bottom of the connecting hole 32, the second conductive member 6 is installed in the connecting hole 32, and the second conductive member 6 abuts between the connecting column 51 and the first conductive member 4. The connecting hole 32 is provided, the structure is simple, and it plays a role in accommodating the second conductive member 6 and positioning the installation of the touch conductive circle 5. Optionally, in this embodiment, the first conductive member 4 is a metal conductive sheet, and the second conductive member 6 is a metal spring. The use of metal contact conduction has stable signals, strong anti-interference, and strong ability to resist wear during rotation, so that the life of the knob module is longer. The second conductive member 6 uses a metal spring. Due to the elastic effect of the metal spring, the two ends of the second conductive member 6 abut against the touch conductive circle 5 and the first conductive member 4 respectively, and the abutment effect is good, which is convenient for conduction. Optionally, in other embodiments, the first conductive member 4 may be a non-metallic conductive sheet, and the second conductive member 6 may be a conductive column, as long as contact conduction can be achieved, and the present embodiment is not limited thereto.

[0052] Optionally, in this embodiment, if Figure 6 and Figure 7 As shown, the first conductive member 4 is integrated with the outer button 3 in the form of an insert. During installation, only the second conductive member 6 and the touch plating ring need to be installed to realize the output of the conductive signal, which is convenient for installation and saves time. In addition, the first conductive member 4 and the outer button 3 are formed into an integrated structure by injection molding. Optionally, in this embodiment, both sides of the bottom of the connection hole 32 of the outer button 3 are provided with slots, and lugs are provided at both ends of the metal conductive sheet, and the lugs are arranged in the corresponding slots.

[0053] Optionally, a plurality of positioning posts 52 are further provided at the bottom of the touch conductive ring 5, and a plurality of positioning holes 33 are further provided on the outer button 3, and the positioning posts 52 are inserted into the corresponding positioning holes 33. The positioning posts 52 of the touch conductive ring 5 are inserted into the positioning holes 33 on the outer button 3, and the installation of the touch conductive ring 5 is positioned during installation.

[0054] Alternatively, if Figure 1 and Figure 2As shown, the inner wall of the touch conductive circle 5 is provided with a limiting step 53, and the upper cover 7 is installed on the limiting step 53; the upper cover 7 is provided with a plurality of buckles 71, and the base 1 is correspondingly provided with a plurality of slots 12, and the plurality of buckles 71 are connected with the plurality of slots 12 in a one-to-one correspondence. During installation, the upper cover 7 is installed on the limiting step 53, and the buckles 71 of the upper cover 7 are connected with the slots 12 on the base 1, without riveting and welding, which is convenient to assemble, saves resources, and is firmly installed. In order to save space and make the structure compact, optionally, in this embodiment, the tail end of the buckle 71 faces the outside of the upper cover 7, and the slot 12 is set on the inner wall of the base 1.

[0055] During installation, the outer button 3 is first sleeved on the outside of the base 1, and the second conductive member 6 is correspondingly installed in the connection hole 32 provided with the first conductive member 4. Then, the positioning columns 52 of the touch conductive ring 5 are correspondingly inserted into the positioning holes 33 of the outer button 3, and then the buckle 71 of the upper cover 7 is snapped into the slot 12 on the base 1, thereby completing the overall installation of the base 1, the outer button 3, the touch conductive ring 5 and the upper cover 7. After that, the elastic positioning component 2 is installed in the installation channel 11 through the installation port, and finally, the rubber pad 8 is fixed to the bottom of the base 1. During operation, the touch conductive ring 5 is touched by a human finger, and the human finger, the touch conductive ring 5, the second conductive member 6, the first conductive member 4 and the external electronic device are electrically connected to form a coupling capacitor. By rotating the outer button 3 by a human finger, any functional module on the external electronic device can be selected.

[0056] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A knob module, characterized in that: include: A base (1), wherein an elastic positioning component (2) is arranged inside the base (1); An external button (3), the external button (3) is rotatably sleeved outside the base (1), the inner wall of the external button (3) is provided with a plurality of positioning grooves (31), one end of the elastic positioning component (2) is connected to the base (1), and the other end selectively abuts against one of the positioning grooves (31); a first conductive member (4) is provided at the bottom of the external button (3), and the first conductive member (4) is configured to be electrically connected to an external electronic device; A touch conductive ring (5) is detachably arranged on the external button (3) and is capable of rotating with the external button (3); the touch conductive ring (5) is electrically connected to the first conductive member (4) via a second conductive member (6); An upper cover (7) is installed on the inner side of the touch conductive circle (5) and is detachably connected to the base (1). The upper cover (7) can press the touch conductive circle (5) so that the two ends of the second conductive member (6) are pressed against the touch conductive circle (5) and the first conductive member (4).

2. The knob module according to claim 1, characterized in that: The base (1) is provided with a mounting channel (11), the mounting opening of the mounting channel (11) is arranged on the bottom surface of the base (1), the elastic positioning assembly (2) is installed in the mounting channel (11), and the outlet of the mounting channel (11) passes through the side wall of the base (1).

3. The knob module according to claim 2, characterized in that: A rubber pad (8) is also fixed to the bottom of the base (1), and the rubber pad (8) covers the installation opening.

4. The knob module according to claim 2, characterized in that: The elastic positioning assembly (2) comprises an abutment member (21) and an elastic member (22); the abutment member (21) can abut against the positioning groove (31); one end of the elastic member (22) is connected to or abuts against the abutment member (21); and the other end of the elastic member (22) abuts against the inner wall of the installation channel (11).

5. The knob module according to claim 4, characterized in that: The elastic member (22) is a spring, and the abutment member (21) is a ball.

6. The knob module according to claim 2, characterized in that: At least two groups of the installation channels (11) are arranged along the circumference of the base (1), and the elastic positioning components (2) are arranged in a one-to-one correspondence with the installation channels (11).

7. The knob module according to any one of claims 1 to 6, characterized in that: A connecting column (51) is provided at the bottom of the touch conductive circle (5), and a connecting hole (32) is also penetrated on the external button (3), the connecting column (51) is inserted into the connecting hole (32), the first conductive member (4) is provided at the bottom of the connecting hole (32), the second conductive member (6) is installed in the connecting hole (32), and the second conductive member (6) is abutted between the connecting column (51) and the first conductive member (4).

8. The knob module according to claim 7, characterized in that: The first conductive member (4) is a metal conductive sheet, and the second conductive member (6) is a metal spring.

9. The knob module according to claim 7, characterized in that: The first conductive part (4) is provided integrally with the outer button (3) in the form of an insert.

10. The knob module according to any one of claims 1 to 6, characterized in that: The inner wall of the touch conductive ring (5) is provided with a limiting step (53), and the upper cover (7) is installed on the limiting step (53); the upper cover (7) is provided with a plurality of buckles (71), and the base (1) is correspondingly provided with a plurality of slots (12), and the plurality of buckles (71) are correspondingly connected with the plurality of slots (12).

Images