Key structure operated in seven directions
The 7-directional key structure addresses the need for multifunctional and cost-effective key switches by integrating a roller mechanism with magnetic and electronic components for enhanced operational flexibility.
Patent Information
- Application Number
- CN202422323482.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-24
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-09-24
AI Technical Summary
Existing automotive key switches can only operate in a single direction, which is difficult to meet the needs of multifunctionality and increases manufacturing costs.
A key structure with seven directions is designed, combining the roller mechanism, rotary bracket and Hall sensor, front and back operations are achieved through roller rolling, and the rotary bracket is operated vertically, front and back, left and right, and uses spring reset buttons and magnet sensors to convert mechanical movement into electrical signals.
Multi-directional operation of a key structure is realized, the structure is simplified, the number of keys is reduced, and the operation flexibility and user experience are improved.
Smart Images
Figure CN223108756U_ABST
Abstract
Description
Technical Field
[0001] The present utility model relates to the technical field of automotive control buttons, and particularly to a button structure with seven-direction operation. Background Art
[0002] With the rapid development of the automotive market, the configurations on automobiles are being updated day by day, and automotive button switches are gradually trending towards multi-functionality and simplicity. Currently, most of the switches on the market can only be operated in a single direction to achieve an on-off function. This poses relatively high requirements for the functions of button switches, namely, they need to implement more button functions and also meet the manufacturing cost requirements of enterprises, with the structure being as simple as possible. In this context, a new switch structure with multi-direction operation needs to be designed to meet market demands. Content of the Utility Model
[0003] The purpose of the present utility model is to provide a button structure with seven-direction operation, which is simple and compact in structure and enables a single button structure to perform operations in multiple directions.
[0004] The technical solution provided by the present utility model is as follows:
[0005] A button structure with seven-direction operation, comprising:
[0006] A circuit board, on the upper surface of which a plurality of spring reset buttons are provided;
[0007] A rotating bracket, which is arranged above the circuit board and is correspondingly connected to the spring reset buttons;
[0008] An upper shell, with an operation opening provided above the middle part thereof;
[0009] A roller mechanism, which comprises:
[0010] A first rotating shaft, with gears provided at both ends thereof;
[0011] A second rotating shaft, with a gear provided at one end thereof;
[0012] Wherein, one end of the first rotating shaft is connected to one end of the second rotating shaft through a gear; both the first rotating shaft and the second rotating shaft are arranged above the rotating bracket and are connected to the rotating bracket;
[0013] A magnet, whose shape is a hollow cylinder; the magnet is arranged at the other end of the second rotating shaft;
[0014] A roller, which is arranged in the middle of the first rotating shaft;
[0015] Wherein, the roller mechanism is arranged between the rotating bracket and the upper shell; the roller extends to the outside through the operation opening.
[0016] Preferably, the number of the spring return buttons is five; the spring return buttons are respectively a first spring return button, a second spring return button, a third spring return button, a fourth spring return button, and a fifth spring return button.
[0017] Preferably, the first spring return button is arranged directly below the roller, the second spring return button and the third spring return button are respectively arranged on the front and back sides of the first spring return button, and the fourth spring return button and the fifth spring return button are arranged on the left and right sides symmetric about the axis of the third spring return button.
[0018] Preferably, a metal shrapnel is provided at the other end of the first rotating shaft.
[0019] Preferably, it further includes: a housing with a through hole in the middle; a lower housing which is a flat plate; the circuit board, the rotating bracket, the roller mechanism and the upper housing are all arranged in the through hole, and the lower housing is arranged below the housing and connected to the housing.
[0020] Preferably, two limiting grooves are arranged on the inner wall of the housing in the radial direction of the roller, two limiting protrusion parts are arranged on the rotating bracket in the radial direction of the roller, and the limiting protrusion parts are slidably connected in the limiting grooves.
[0021] Preferably, it further includes: a Hall sensor which is arranged on the circuit board.
[0022] The beneficial effects of the present utility model are: the 7-direction operation button structure provided by the present utility model has a simple and compact structure, and realizes the operation in multiple directions with one button structure. Description of the Drawings
[0023] Figure 1 It is a schematic diagram of the overall structure of the 7-direction operation button structure described in the present utility model.
[0024] Figure 2 It is a schematic diagram of the overall exploded structure of the 7-direction operation button structure described in the present utility model.
[0025] Figure 3 It is a schematic diagram of a partial structure of the roller mechanism described in the present utility model.
[0026] Figure 4 It is a schematic diagram of the structure of the roller mechanism described in the present utility model.
[0027] Figure 5 It is a schematic diagram of the installation structure of the roller mechanism and the rotating bracket described in the present utility model.
[0028] Figure 6Top view of the button structure for 7-direction operation according to the present utility model.
[0029] Figure 7 Cross-sectional view of the button structure for 7-direction operation according to the present utility model.
[0030] Figure 8 Cross-sectional view of the free state of the button structure for 7-direction operation according to the present utility model.
[0031] Figure 9 Cross-sectional view of the overall pressed state of the button structure for 7-direction operation according to the present utility model.
[0032] Figure 10 Cross-sectional view of the rotated and pressed state of the button structure for 7-direction operation according to the present utility model. Detailed implementation manners
[0033] The following further describes the present utility model in detail with reference to the accompanying drawings, so that those skilled in the art can implement it according to the description in the specification.
[0034] As Figure 1-7As shown, the utility model provides a key structure for operation in seven directions, which includes: a circuit board 400, on the upper surface of which a plurality of spring reset keys 410 are arranged; the number of the spring reset keys 410 is five; the spring reset keys 410 are respectively a first spring reset key 411, a second spring reset key 412, a third spring reset key 413, a fourth spring reset key 414, and a fifth spring reset key 415; the circuit board 400 serves as the electrical basis of the entire key structure; the spring reset keys 410 are responsible for responding to direct pressing operations from the user and providing immediate tactile feedback; a rotating bracket 300 is arranged above the circuit board 400 and is correspondingly connected to the spring reset keys 410, The spring reset button 410 allows the user to lift the rotating bracket 300 upward by rebound force after pressing vertically downward or performing mechanical operation in the forward, backward, left and right directions, so that the rotating bracket 300 returns to its initial position; the rotating bracket 300 not only serves as a support platform for the roller mechanism 200, but the user can also realize the operation in the pressing direction and the four directions of the forward, backward, left and right directions by vertically pressing or rotating the rotating bracket 300, which greatly enriches the operation dimension; the upper shell 100, wherein an operation port is provided at the upper part of the middle; the roller mechanism 200, which includes: a first rotating shaft 220, wherein both ends of the first rotating shaft 221 and the second gear 222 are provided with gears; a second rotating shaft 230, wherein one end of the second rotating shaft 231 is provided with a third gear 231; Among them, one end of the first rotating shaft 220 is connected to one end of the second rotating shaft 230 through a gear, that is, the second gear 222 is meshed with the third gear 231, and the smooth rolling of the roller 210 is achieved through the gear meshing transmission; the other end of the first rotating shaft 220 is provided with a metal spring 250, and the metal spring 250 is used to enhance the hand feedback during the rolling of the roller 210, thereby improving the user experience; the first rotating shaft 220 and the second rotating shaft 230 are both arranged above the rotating bracket 300 and connected to the rotating bracket 300; the magnet 240 is in the shape of a hollow cylinder; the magnet 240 is arranged at the other end of the second rotating shaft 231; the roller 210 is arranged on the first rotating shaft 2 20 middle; wherein the roller mechanism 200 is arranged between the rotating bracket 300 and the upper shell 100; the roller 210 extends to the outside through the operation port, so that the user can operate through the roller 210; the first spring reset button 411 is arranged directly below the roller 210, the second spring reset button 412 and the third spring reset button 413 are respectively arranged on the front and rear sides of the first spring reset button 411, and the fourth spring reset button 414 and the fifth spring reset button 415 are arranged on the left and right sides symmetrically about the axis of the third spring reset button 413; the shell 500, the middle of which is a through hole, and the shell 500 provides solid protection; the lower shell 600, which is a flat plate;The lower shell 600 serves as the bottom support of the entire structure, is disposed below the outer shell 500 and is tightly connected to the outer shell 500 to form a compact and stable whole, ensuring the stability and durability of the structure; the circuit board 400, the rotary bracket 300, the roller mechanism 200 and the upper shell 100 are all disposed within the through hole, and the lower shell 600 is disposed below the outer shell 500 and is connected to the outer shell 500; two limiting grooves 510 are radially disposed on the inner wall of the outer shell 500 at the radial direction of the roller 210, and two limiting protrusion parts 310 are radially disposed on the rotary bracket 300 at the radial direction of the roller 210, and the limiting protrusion parts 310 are slidably connected in the limiting grooves 510 to ensure that the rotary bracket 300 stably moves or rotates within a predetermined track, and at the same time prevent excessive rotation or deviation, ensuring the accuracy of the operation; a Hall sensor is disposed on the circuit board 400, the rotation of the roller 210 drives the rotation of the first rotating shaft 220, and since the second gear 222 and the third gear 231 are in gear meshing transmission, the rotation of the second rotating shaft 230 and the magnet 240 is driven, and the Hall sensor, as an electronic identification element, accurately captures the magnetic field change generated by the rotation of the magnet 240 along with the roller 210, and thus outputs a corresponding operation signal to the circuit board 400 to realize the function identification and control of the rolling operation of the roller 210.;
[0035] The key structure for seven-direction operation provided by the present utility model can realize the operation in the forward and backward rolling directions by rolling the roller 210, and realize the operation in the downward pressing direction by vertically pressing the rotary bracket 300; and realize the operation in the four directions of forward, backward, left and right by rotating the rotary bracket 300.
[0036] As Figure 8 shown, when the key structure for seven-direction operation provided by the present utility model is in a free state, the rotary bracket 300 floats, the spring return key 410 does not work, the circuit board 400 is not connected, the roller 210 can be rolled, the rotation of the first rotating shaft 220 drives the rotation of the second rotating shaft 230, so that the magnet 240 rotates, and the Hall sensor disposed on the circuit board 400 accurately captures the magnetic field change generated by the rotation of the magnet 240 along with the roller 210, and thus outputs a corresponding operation signal to the circuit board 400 to realize the function identification and control of the rolling operation of the roller 210.
[0037] As Figure 9As shown, when the 7-direction operation key structure provided by the present utility model is in the overall pressed state, through software design, the circuit board 400 no longer receives the electrical signal output by the Hall sensor through the rolling of the roller 210, or the electrical signal becomes ineffective; when the rotary bracket 300 is vertically pressed, the first spring return key 411 is pressed, so that the circuit board 400 is turned on, and the mechanical operation of pressing the rotary bracket 300 is converted into an electrical signal.
[0038] As Figure 10 As shown, when the 7-direction operation key structure provided by the present utility model is in the rotary pressed state, through software design, the circuit board 400 no longer receives the electrical signal output by the Hall sensor through the rolling of the roller 210, or the electrical signal becomes ineffective; when performing the front and rear pressing operations, the rotary bracket 300 is pressed forward or backward, so that the front limit projection 310 of the rotary bracket 300 or the rear limit projection 310 of the rotary bracket 300 moves downward along the limit groove 510, so that the lower part of the rotary bracket 300 presses the second spring return key 412 or the third spring return key 413, the circuit board 400 is turned on, and the mechanical operations of pressing the rotary bracket 300 forward or backward are converted into electrical signals; when performing the left and right pressing operations, the rotary bracket 300 is pressed left or right, so that the limit projection 310 rotates left or right around the middle rotation axis in the limit groove 510, so that the lower part of the rotary bracket 300 presses the fourth spring return key 414 or the fifth spring return key 415, the circuit board 400 is turned on, and the mechanical operations of pressing the rotary bracket 300 left or right are converted into electrical signals.
[0039] The 7-direction operation key structure provided by the present utility model has a simple and compact structure, and realizes the operation in multiple directions with one key structure; the roller is used to realize the up and down rolling, and through the interaction between the magnet and the Hall sensor, the mechanical rolling of the roller is converted into an electrical signal; the front, rear, left, right and vertical pressing of the rotary bracket are used to realize the mechanical movement in five directions, and through the spring return keys on the circuit board, the pressing actions in five directions are converted into electrical signals, and at the same time, the spring return keys use the rebounding force to restore the rotary bracket to the initial position after pressing; through the organic combination of mechanical design and electronic components, multiple operation modes such as roller rolling, vertical pressing and rotation are realized, and one key structure realizes the operation in multiple directions, reducing the number of keys on the whole vehicle, thus making it convenient for the driver to operate and providing flexibility and convenience for users.
[0040] Although the embodiments of the present utility model have been disclosed as above, it is not limited to the applications listed in the specification and embodiments. It can be fully applied to various fields suitable for the present utility model. For those familiar with the field, additional modifications can be easily made. Therefore, without departing from the general concept defined by the claims and the equivalent scope, the present utility model is not limited to the specific details and the illustrated examples herein.
Claims
1. A key structure for seven-direction operation, characterized in that Comprising: A circuit board, on the upper surface of which a plurality of spring return buttons are provided; A rotating bracket, which is arranged above the circuit board and is correspondingly connected to the spring return buttons; An upper shell, with an operation opening provided above the middle part thereof; A roller mechanism, which comprises: A first rotating shaft, with gears provided at both ends thereof; A second rotating shaft, with a gear provided at one end thereof; Wherein, one end of the first rotating shaft is connected to one end of the second rotating shaft through a gear; both the first rotating shaft and the second rotating shaft are arranged above the rotating bracket and are connected to the rotating bracket; A magnet, in the shape of a hollow cylinder; the magnet is arranged at the other end of the second rotating shaft; A roller, which is arranged in the middle of the first rotating shaft; Wherein, the roller mechanism is arranged between the rotating bracket and the upper shell; the roller extends to the outside through the operation opening.
2. The key structure operable in seven directions according to claim 1, characterized in that The number of the spring return buttons is five; the spring return buttons are respectively a first spring return button, a second spring return button, a third spring return button, a fourth spring return button and a fifth spring return button.
3. The key structure operable in seven directions according to claim 2, characterized in that, The first spring return button is arranged directly below the roller, the second spring return button and the third spring return button are respectively arranged on the front and rear sides of the first spring return button, and the fourth spring return button and the fifth spring return button are arranged on the left and right sides symmetrically about the axis of the third spring return button.
4. The key structure operable in 7 directions according to claim 1, wherein A metal shrapnel is provided at the other end of the first rotating shaft.
5. The key structure operable in seven directions according to claim 1, characterized in that, Further comprising: an outer shell, with a through hole in the middle; a lower shell, which is a flat plate; the circuit board, the rotating bracket, the roller mechanism and the upper shell are all arranged in the through hole, and the lower shell is arranged below the outer shell and is connected to the outer shell.
6. The key structure operable in seven directions according to claim 5, wherein Two limiting grooves are arranged on the inner wall of the outer shell in the radial direction of the roller, and two limiting convex portions are arranged on the rotating bracket in the radial direction of the roller, and the limiting convex portions are slidably connected in the limiting grooves.
7. The key structure operable in seven directions according to claim 1, characterized in that, Further comprising: A Hall sensor, which is arranged on the circuit board.