CN219534357U

CN219534357U - Magnetic shaft and mechanical shaft two-in-one shaft switch and keyboard

Info

Publication number: CN219534357U
Application number: CN202320996401.1U
Authority: CN
Inventors: 李贵东
Original assignee: Dongguan Fuling Competitive Electronic Co ltd
Current assignee: Dongguan Fuling Competitive Electronic Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-08-15
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a magnetic shaft and mechanical shaft two-in-one shaft switch, which comprises a shaft body and a PCB board, wherein a Hall sensor and a plug shaft seat are arranged on the PCB board, the shaft body is a mechanical switch shaft or a magnetic shaft switch shaft, a magnet is arranged in the magnetic shaft switch shaft, when the mechanical switch shaft is arranged on the PCB board, the mechanical switch shaft is connected with the plug shaft seat in a plug manner, the mechanical switch shaft is pressed to trigger the PCB board to generate a signal, when the magnetic shaft switch shaft is arranged on the PCB board, after the magnetic shaft switch shaft is pressed, the magnet is close to or far from the Hall sensor along with the magnetic shaft switch shaft to generate an induction signal or break the induction signal, so that the input or the cut-off of the signal is realized, and the Hall sensor can also be a magnetic sensor linear chip and can realize the element of the change of the induction magnetic flux. The utility model provides a shaft switch which can realize the existing mechanical shaft and magnetic shaft in the same keyboard, and provides a solution for customizing different shafts for users.

Description

Magnetic shaft and mechanical shaft two-in-one shaft switch and keyboard

Technical Field

The utility model relates to the technical field of mechanical keyboards, in particular to a shaft switch with two magnetic shafts and a mechanical shaft in one and a keyboard.

Background

The mechanical keyboard generally comprises a conductive plate and a plurality of keys arranged on the conductive plate, each key comprises a mechanical switch shaft and a key cap arranged on the mechanical switch shaft, and the closing of the mechanical switch shaft is controlled by pressing the key cap, so that the mechanical paragraph sense of the keys is stronger, and the pressing hand feeling of a user is improved.

According to the search, chinese patent document application number is 201920909835.7, a magnetic shaft switch shaft and a mechanical keyboard with the magnetic shaft switch shaft are disclosed, the magnetic shaft switch shaft comprises a circuit board, a shell arranged above the circuit board, a pressing handle slidingly connected with the shell, an elastic piece accommodated in the shell and abutted against the pressing handle, a Hall sensor electrically connected with the circuit board, a magnet arranged in the shell and corresponding to the Hall sensor, and a metal isolation sheet arranged between the Hall sensor and the magnet and capable of moving along with the pressing handle, wherein the metal isolation sheet is driven to move by the sliding of the pressing handle so as to change the signal change between the Hall sensor and the magnet to realize the instant input or cut-off function of a switch, thereby avoiding the problems of asynchronous function and unstable input generated by the signal receiving and cut-off of the prior art by the way that the magnet approaches or breaks away from the Hall sensor, ensuring the stable signal input of the magnetic shaft switch shaft, further ensuring the stable performance of the mechanical keyboard and prolonging the service life of the mechanical keyboard.

The utility model provides a chinese patent application number is 202223160058.1, discloses the mechanical keyboard of no steel gasset structure of electric iron interchangeable five-pin switch, including drain pan, PCB board, panel, a plurality of pluggable five-pin switch, the key cap of lid on the pluggable five-pin switch of lid on the panel that set up in the drain pan, but offer a plurality of switch holes that supply pluggable five-pin switch lower extreme to insert on the panel, pluggable five-pin switch includes five-pin axle and five-pin plug axle bed, five-pin plug axle bed fix on the PCB board, five-pin axle wears to establish in the switch hole and can dismantle with five-pin plug axle bed and be connected, five-pin axle top is provided with the cross axle, the key cap is pegged graft in the cross axle top, five-pin axle bottom be provided with the reference column with cross axle integrated into one piece, the reference column passes five-pin plug axle bed and the locating hole on the PCB board in proper order and with the interference fit of locating hole. The utility model can be arbitrarily provided with the five-pin switch which is wanted by the user through pulling and inserting.

However, for players, they need both the hand feeling of the mechanical switch and the function of the magnetic switch, however, the switches of the existing keyboards are either magnetic or key shafts, and are limited in that they cannot have the functions of magnetic and mechanical shafts in combination, so as to provide users with a greater opportunity to freely select the two magnetic and mechanical shafts.

Disclosure of Invention

The utility model aims to provide a shaft switch with two-in-one magnetic shaft and mechanical shaft, which is provided with a shaft switch with the magnetic shaft and the mechanical shaft being applicable at the same time, and provides a player with a bigger opportunity of customizing selection to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a two unification axle switches of magnetic axis and mechanical axis, includes axis body and PCB board, the PCB board on be equipped with and install hall sensor and pull out the plug axle seat, the axis body be mechanical switch axle or magnetic axis switch axle, be equipped with magnet in the magnetic axis switch axle, works as mechanical switch axle installs behind the PCB board, mechanical switch axle pulls out plug axle seat and is connected, presses mechanical switch axle trigger PCB board and produces the signal, works as after the magnetic axis switch axle installs behind the PCB board, after pressing magnetic axis switch axle, magnet is along with the magnetic axis switch axle is close to or keeps away from hall sensor and produces induction signal or disconnection induction signal, and then realizes the input or the disconnection of signal.

Preferably, the PCB board includes an MCU, a resistor R28 and a resistor R46, one pin of the hall sensor is connected with a switch SW1, two pins of the hall sensor are connected with one end of the resistor R46, the other end of the resistor R46 is connected with a diode D1, one end of the diode D1 is connected with the MCU, one end of the resistor R28 is connected with the connection end of the diode D1 and the resistor R46, the other end of the resistor R28 is connected with three pins of the hall sensor, and three pins of the hall sensor are grounded;

when the mechanical switch shaft is connected with the PCB in an inserting mode, the switch SW1 is connected, and the mechanical switch shaft is connected with the plug shaft seat in an inserting mode, when the magnetic shaft switch shaft is connected with the PCB in an inserting mode, the switch SW1 is disconnected, and the magnetic shaft switch shaft is not connected with the plug shaft seat in an inserting mode.

Preferably, the mechanical switch shaft and the magnetic switch shaft comprise a shell, a pressing handle, a spring and a conductor, wherein the conductor is fixed inside the shell, the spring is sleeved outside the conductor, the pressing handle is slidably mounted at the upper end of the shell, and the upper end of the conductor is abutted to the lower end of the pressing handle when the pressing handle is pressed.

Preferably, the shell comprises a base and an upper cover, wherein the upper cover is clamped at the upper end of the base, the pressing handle is arranged on the upper cover, and the spring and the conductor are arranged in the base.

Preferably, the mechanical switch shaft further comprises a key shaft capable of enabling the internal copper sheet to be short-circuited by pressing the pressing handle, the key shaft is arranged at the lower end of the base of the mechanical switch shaft, and the PCB is provided with a through hole for the lower end of the key shaft to pass through.

Preferably, a guide cylinder is arranged on the upper surface of the plugging shaft seat, a guide pillar is arranged at the lower end of the base of the mechanical switch shaft, the mechanical switch shaft and the plugging shaft seat are positioned on the upper surface and the lower surface of the PCB, and plugging connection is realized through matching of the guide pillar and the guide cylinder.

Preferably, the keyboard comprises a shaft switch with two functions of the magnetic shaft and the mechanical shaft.

Compared with the prior art, the utility model has the beneficial effects that:

when the magnetic axis switch shaft is inserted, the change of magnetic axis switch shaft magnetic flux is induced by the Hall sensor, different levels of attenuation are generated on high level, different voltage section level signals are transmitted to the MCU, the MCU decodes the signals and outputs the signals to computer equipment, namely, the potential difference generated when the magnet is close to the bottom Hall sensor is larger as a player presses the magnetic axis switch shaft. When the potential difference reaches a threshold value of the hall sensor set by the user, the hall sensor is triggered. So as to achieve the triggering effect of the key. When the mechanical switch shaft is inserted, the Hall sensor does not induce the change of magnetic flux and does not work, the key shaft generates high and low levels for the MCU through the short circuit and the open circuit of the internal copper sheet, and the high and low levels are transmitted to the computer equipment after being decoded by the MCU, so that the combined shaft switch has the function of combining the magnetic shaft and the mechanical shaft, the customizing range of the combined shaft switch is improved, and the opportunity of larger limit free selection is provided for a user.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a circuit diagram of a PCB board of the present utility model;

FIG. 3 is a schematic diagram of the structure of the magnetic switch shaft of the present utility model when installed;

FIG. 4 is a schematic cross-sectional view of the mechanical switch shaft of the present utility model;

FIG. 5 is a schematic view of a mechanical switch shaft of the present utility model in a perspective view;

fig. 6 is a schematic perspective view of a magnetic axis switch axis according to the present utility model.

In the figure: 1. a PCB board; 2. a hall sensor; 3. pulling and inserting the shaft seat; 4. a mechanical switching shaft; 401. a housing; 402. pressing a handle; 403. a conductor; 404. a guide cylinder; 405. a spring; 5. a magnetic axis switching axis; 501. a magnet; 6. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a two unification axle switches of magnetic axis and mechanical axis, includes PCB board 1, PCB board 1 lower surface installs hall sensor 2 and pulls out plug axle seat 3, hall sensor 2, pulls out plug axle seat 3 and establishes electric connection with the PCB respectively, PCB board 1 upper surface activity is pegged graft and is had mechanical switch axle 4 or magnetic axis switch axle 5, after mechanical switch axle 4 and pull out plug axle seat 3 pluggable connection, mechanical switch axle 4 intercommunication PCB board 1 produced the signal of telecommunication and gets into micro control unit MCU, realizes the input function of the button that mechanical switch axle 4 corresponds, magnetic axis switch axle 5 in be equipped with magnet 501, hall sensor also can be the magnetic sensor linear chip, can realize the component that the response magnetic flux changes; after the magnetic axis switch shaft 5 is close to the Hall sensor 2, the Hall sensor 2 is communicated with the PCB 1 to generate an electric signal to enter the MCU, so that the input function of the key corresponding to the magnetic axis switch shaft 5 is realized.

The PCB 1 comprises a control circuit, the control circuit comprises an MCU, a resistor R28 and a resistor R46, one pin of the Hall sensor 2 is connected with a switch SW1, two pins of the Hall sensor 2 are connected with one end of the resistor R46, the other end of the resistor R46 is connected with a diode D1, one end of the diode D1 is connected with the MCU, one end of the resistor R28 is connected with the connecting end of the diode D1 and the resistor R46, the other end of the resistor R28 is connected with three pins of the Hall sensor 2, and three pins of the Hall sensor 2 are grounded; the resistor R28 and the resistor R46 form a voltage dividing resistor, the resistance value of the voltage dividing resistor is determined according to the ADC sampling voltage of the MCU, one end of the switch SW1 is a signal input IN end, and a reference clock signal is input; one end of the diode D1 is a signal output OUT end, and an input signal is received by an I/O port of the MCU.

When the mechanical switch shaft 4 is plugged with the PCB 1, the mechanical switch shaft 4 is plugged with the PCB 1 through the plugging shaft seat 3, the switch SW1 is turned on, and the high potential of the input IN end is 5V, the copper sheet IN the key shaft body is directly short-circuited, the voltage output is not attenuated to be 5V, and the high potential is judged to be effective action (equivalent to the minimum stroke of 1.6mm of the magnetic shaft) IN the mode of sampling the I/O of the MCU through the ADC.

When the magnetic shaft switch shaft 5 is inserted into the PCB 1, the switch SW1 is disconnected, the magnetic shaft switch shaft 5 is not inserted into the plugging shaft seat 3, the high potential of the input IN end is 5V, the OUT output end passes through the Hall sensor P1, and the voltage output of the Hall sensor 2 accurately tracks the change of the magnetic flux density and is IN linear output. When the S pole (N pole is extremely reduced) of the magnet 501 in the magnetic axis switch shaft 5 is 1.6mm away from the minimum stroke of the shaft body of the Hall sensor 2, the induced magnetic flux is maximum, the output voltage is not attenuated to be 5V, when the distance is 3.6mm away from the shaft body stroke, the induced magnetic flux is reduced to some extent, the output voltage is attenuated to be 3V, and so on, when the distance is 5.6mm away from the maximum distance of the shaft body stroke, the Hall sensor 2 does not have magnetic flux induction, the output voltage is attenuated to be 2.5V (half of the input voltage) at the moment, the I/O port of the MCU judges different voltage sections in an ADC sampling mode, and then the keyboard is controlled to perform different actions.

Because the mechanical switch shaft only has two states of on/off, the mechanical switch shaft can only do and not do two actions, the magnetic shaft can do 10-30 actions according to the height of the pressing shaft body, and the Hall sensor 2 senses different magnetic fluxes, the utility model can realize the mutual use of the magnetic shaft switch shaft 5 and the mechanical switch shaft 4, and the mechanical switch shaft 4 and the magnetic shaft switch shaft 5 can be used on the same keyboard, and different shaft bodies can be matched according to different use scenes.

The mechanical switch shaft 4 and the magnetic shaft switch shaft 5 comprise a shell 401, a pressing handle 402, a spring 405 and a conductor 403, wherein the conductor 403 is fixed inside the shell 401, the spring 405 is sleeved outside the conductor 403, the pressing handle 402 is slidably mounted at the upper end of the shell 401, and the upper end of the conductor 403 is abutted against the lower end of the pressing handle 402 when the pressing handle 402 is pressed.

The casing 401 includes base and upper cover, upper cover joint is in the upper end of base, just press handle 402 to install on the upper cover, spring 405 and conductor 403 are all installed in the inside of base, make to dismantle the setting between upper cover and the base, be convenient for maintain and assemble the inside accessory of casing 401 according to the actual installation demand.

The mechanical switch shaft 4 further comprises a key shaft capable of shorting the internal copper sheet by pressing the pressing handle 402, the key shaft is mounted at the lower end of the base of the mechanical switch shaft 4, the PCB board 1 is provided with a through hole 6 for the lower end of the key shaft to pass through, and when the pressing handle 402 is not pressed, the copper sheet in the key shaft is in a disconnection state, so that the mechanical switch shaft 4 is turned on and off.

The upper surface of pull-plug shaft seat 3 is provided with two guide cylinders 404, the base lower extreme of mechanical switch shaft 4 is provided with two guide posts, the upper end of guide cylinder 404 passes PCB board 1 and contradicts with the lower extreme of guide post, when mechanical switch shaft 4 and PCB board 1 were inserted, the switch-on between pull-plug shaft seat 3 and the mechanical switch shaft 4 of being convenient for.

The magnetic axis switch shaft 5 further comprises a magnetic axis and a magnet 501 matched with the Hall sensor 2, the magnetic axis is installed inside a base of the magnetic axis switch shaft 5, the magnet 501 is installed inside the magnetic axis, and when the magnetic axis switch shaft 5 is inserted into the PCB, the intensity of magnetic flux is conveniently induced through the Hall sensor 2, so that the distance between the magnet 501 and the Hall sensor 2 is determined.

It should be noted that, when the utility model is applied to a mechanical keyboard and the magnetic axis switch shaft 5 is inserted, the change of the magnetic flux of the magnetic axis switch shaft 5 is induced by the hall sensor 2, the high level is attenuated to different degrees, different voltage section level signals are generated and transmitted to the MCU, and the signals are output to the computer equipment after being decoded by the MCU; when the mechanical switch shaft 4 is inserted, the Hall sensor 2 does not induce the change of magnetic flux and does not work, the key shaft generates high and low levels for the MCU through the short circuit and the open circuit of the internal copper sheet, and the high and low levels are transmitted to the computer equipment after being decoded by the MCU, so that the combined shaft switch has the function of combining the magnetic shaft and the key shaft, the use range of the combined shaft switch is improved, and the opportunity of more limited free selection is provided for a user.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two unification axle switches of magnetic axis and mechanical axis, includes axis body and PCB board (1), its characterized in that: the PCB board (1) on be equipped with and install hall inductor (2) and pull out plug axle seat (3), the axis body be mechanical switch axle (4) or magnetic axis switch axle (5), be equipped with magnet (501) in magnetic axis switch axle (5), work as behind mechanical switch axle (4) are installed in PCB board (1), mechanical switch axle (4) are pulled out plug connection with pull out plug axle seat (3), press mechanical switch axle (4) trigger PCB board (1) and produce the signal, work as behind magnetic axis switch axle (5) are installed in PCB board (1), behind pressing magnetic axis switch axle (5), magnet (501) are close to or keep away from hall inductor (2) along with magnetic axis switch axle (5) and produce induction signal or disconnection induction signal, and then realize the input or the disconnection of signal.

2. The shaft switch of claim 1, wherein the magnetic shaft and the mechanical shaft are integrated, and the shaft switch is characterized in that: the PCB (1) comprises an MCU, a resistor R28 and a resistor R46, wherein one pin of the Hall sensor (2) is connected with a switch SW1, two pins of the Hall sensor (2) are connected with one end of the switch SW1 and one end of the resistor R46, the other end of the resistor R46 is connected with a diode D1, one end of the diode D1 is connected with the MCU, one end of the resistor R28 is connected with the connecting end of the diode D1 and the resistor R46, the other end of the resistor R28 is connected with three pins of the Hall sensor (2), and the three pins of the Hall sensor (2) are grounded;

when the mechanical switch shaft (4) is plugged with the PCB (1), the switch SW1 is turned on, and the mechanical switch shaft (4) is plugged with the plug shaft seat (3), when the magnetic shaft switch shaft (5) is plugged with the PCB (1), the switch SW1 is turned off, and the magnetic shaft switch shaft (5) is not plugged with the plug shaft seat (3).

3. The shaft switch of claim 1, wherein the magnetic shaft and the mechanical shaft are integrated, and the shaft switch is characterized in that: the mechanical switch shaft (4) comprises a shell (401), a pressing handle (402), a spring (405) and a conductor (403), wherein the conductor (403) is fixed inside the shell (401), the spring (405) is sleeved outside the conductor (403), the pressing handle (402) is slidably mounted at the upper end of the shell (401), and the upper end of the conductor (403) is abutted against the lower end of the pressing handle (402) when the pressing handle (402) is pressed.

4. A magnetic and mechanical shaft two-in-one shaft switch as in claim 3 wherein: the shell (401) comprises a base and an upper cover, the upper cover is clamped at the upper end of the base, the pressing handle (402) is arranged on the upper cover, and the spring (405) and the conductor (403) are arranged in the base.

5. A magnetic and mechanical shaft two-in-one shaft switch as in claim 3 wherein: the mechanical switch shaft (4) further comprises a key shaft capable of enabling the internal copper sheet to be short-circuited by pressing the pressing handle (402), the key shaft is arranged at the lower end of the base of the mechanical switch shaft (4), and the PCB (1) is provided with a through hole (6) for the lower end of the key shaft to pass through.

6. The shaft switch of claim 4, wherein the magnetic shaft and the mechanical shaft are integrated, and the shaft switch is characterized in that: the upper surface of pull-plug shaft seat (3) is provided with guide cylinder (404), the base lower extreme of mechanical switch axle (4) is provided with the guide pillar, mechanical switch axle (4) and pull-plug shaft seat (3) are located the upper and lower surface of PCB board (1), and match through guide pillar and guide cylinder (404) and realize pulling-plug connection.

7. A keyboard, characterized in that: the keyboard comprises at least one shaft switch with two-in-one magnetic and mechanical shafts according to any one of claims 1-6.