CN216698180U - Switch button and keyboard are inhaled to magnetism - Google Patents

Abstract

The utility model discloses a magnetic switch key, which comprises a magnetic base and an independent PCB board with an MCU module, wherein the side wall of the magnetic base is also provided with a conductive contact terminal group and a spring probe group, and the magnetic base can attract the side surface of the magnetic base of other similar keys so as to lead the adjacent contact terminal group and the spring probe group to be in conductive connection. The keys are all designed to be provided with independent circuit boards and independent MCU modules capable of communicating with electronic products, and the bottom of the switch is provided with a magnetic suction base with contact terminals and spring probes on the side surface, so that the keys of the same kind can be adsorbed on the side surface, the conductive connection between the adjacent contact terminal groups and the spring probe groups is realized, and the keys can be ensured to externally obtain a power supply required by signal generation and signals generated by external communication transmission; a group of keyboards can be formed by the absorption and combination of a plurality of similar keys without additionally arranging a circuit on the keyboard.

Description

Switch button and keyboard are inhaled to magnetism

Technical Field

The utility model relates to a key switch, in particular to a magnetic switch key and a keyboard.

Background

In the daily life, a computer, such as a desktop computer or a notebook computer, is often used by modern people, and a keyboard is an important role as an input peripheral device to provide a user with character input or operation control. Generally, a keyboard is composed of a plurality of keys, each of which is disposed at a specific position. In addition, many electronic devices or motor-operated apparatuses are provided with related keys as operation interfaces for various designated functions.

At present, keyboards on the market are directly integrated and installed on a whole PCB by manufacturers, and are solidified by corresponding fixed shells, so that a user can hardly purchase keys to splice the keyboards at will. Certainly, there is also the button that sets up the contact terminal that switches on data and power through the bottom in the market at present, adopts the mode of bottom absorption and monoblock PCB face that can be inhaled by magnetism or the arbitrary amalgamation of bottom plate that has the circuit to become the keyboard, but this kind of mode still can only carry out the amalgamation with the PCB board or the electrically conductive bottom plate of specific size or specification, and this has still restricted the free space to keyboard DIY.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention is directed to provide a magnetic switch button capable of performing circuit and data conduction by similar adsorption, and each button can independently communicate with an electronic product.

In order to realize the technical purpose, the scheme of the utility model is as follows: the utility model provides a switch button is inhaled to magnetism, can produce signal output's switch when pressing, the button still includes magnetism and inhales base and an independent PCB board that has the MCU module, switch and PCB board are set up in this magnetism is inhaled the base, still be provided with electrically conductive contact terminal group and spring probe group on the lateral wall of magnetism base, switch and contact terminal group and spring probe group all are connected with PCB board electricity, magnetism inhale the base can inhale mutually so that electrically conductive connection between adjacent contact terminal group and the spring probe group with the magnetism of other keys of the same kind to inhale the base side.

Preferably, the magnetic base comprises an installation shell, a bottom cover and a magnetic block; the mounting shell is a shell with a cavity, an opening is formed in the upper end of the shell to allow the switch to be embedded, the magnetic block is fixed in the mounting shell, and the bottom cover is fixed at the bottom of the mounting shell.

Preferably, the magnetic base further comprises a fixed magnetic sleeve, and the magnetic block is fixed in the mounting shell through the fixed magnetic sleeve.

Preferably, the magnetic base is square, the magnetic blocks are four, and the fixed magnetic sleeves are respectively limited at four corners of the magnetic base.

Preferably, the magnetic block is of an L-shaped structure, and L-shaped grooves matched with the inner sides of the magnetic block are formed in four corners of the fixed magnetic sleeve; the fixed magnetic sleeve is made of silica gel.

Preferably, five conductive contacts are uniformly distributed on the contact terminal group, five spring probes are uniformly distributed on the spring probe group, and the conductive contacts and the spring probes between the adjacent contact terminal group and the spring probe group are in one-to-one correspondence.

Preferably, the corresponding side edge of the mounting shell is provided with a mounting hole corresponding to the contact terminal group or the spring probe group, and the contact terminal group and the spring probe group are embedded in the mounting shell through the mounting hole.

Preferably, the PCB board is further provided with an LED module.

Preferably, the magnetic base is further provided with an interface terminal for connecting an external power supply and data, and the interface terminal is electrically connected with the PCB.

Preferably, a pin socket is arranged on the PCB, and a switch pin capable of being inserted into the pin socket to realize electric connection is arranged at the bottom of the switch; the switch is also provided with a keycap.

A keyboard is formed by the magnetic attraction switch keys in an adsorption and splicing mode.

Preferably, the bottom of the keyboard is also provided with a dovetail groove plate for fixing the keys, the dovetail groove plate is provided with a plurality of dovetail grooves, the bottom of the bottom cover of the keys is provided with groove claws matched with the dovetail grooves, and the keys are fixed on the dovetail grooves in a sliding manner through the groove claws.

Preferably, the bottom of the keyboard is also provided with a magnetic suction plate for fixing the keys, the magnetic suction plate is provided with a plurality of positioning grooves, the bottom of the bottom cover of the keys is provided with salient points matched with the grooves, and the keys are positioned and adsorbed on the magnetic suction plate through the salient points.

The utility model has the beneficial effects that: each key is provided with an independent circuit board and an independent MCU module capable of communicating with an electronic product, and the bottom of the switch is provided with a magnetic suction base with a contact terminal and a spring probe on the side surface, so that the keys of the same type can be adsorbed on the side surfaces, the adjacent contact terminal groups and the spring probe groups are in conductive connection to realize the conduction of current and data, and the power supply required by the key to generate signals and the signals generated by the external communication transmission key are ensured to be acquired; the adsorption combination of a plurality of similar keys can form a group of keyboard without laying circuits on the keyboard. In addition, can adopt dovetail groove board or magnetism to inhale the board and carry out the bottom and strengthen bottom the button bottom for the keyboard moves, the button of this scheme all can independent operation and communication, and the amalgamation is simple each other, and convenient dismantlement and equipment increase the object for appreciation nature of keyboard.

Drawings

FIG. 1 is a schematic structural diagram of a key of the present invention;

FIG. 2 is a schematic bottom view of the key of the present invention;

FIG. 3 is an exploded view of the key of the present invention;

FIG. 4 is a schematic structural view of a fixed magnetic sleeve in the present invention;

FIG. 5 is a schematic structural view of a fixed magnetic sleeve and a magnetic block in the present invention;

FIG. 6 is a schematic structural diagram of a PCB board according to the present invention;

FIG. 7 is a schematic view of the structure of the A button in the present invention;

FIG. 8 is a schematic structural diagram of a B button according to the present invention;

FIG. 9 is a schematic structural diagram of a C button according to the present invention;

FIG. 10 is a schematic structural diagram of a D button according to the present invention;

FIG. 11 is a schematic view of a dovetail plate of the present invention;

FIG. 12 is a first schematic structural diagram of a keyboard according to the present invention;

fig. 13 is a second structural diagram of the keyboard of the present invention.

In the figure: 100. a keyboard; 200. a, pressing a key; 300. b, pressing a key; 400. c, pressing a key; 500. pressing a key D; 1. a keycap; 2. a switch; 21. a pin; 3. mounting a shell; 31. mounting holes; 4. a fixed magnetic sleeve; 41. an L-shaped groove; 5. a magnetic block; 6. a PCB board; 61. a pin socket; 62. a spring probe set; 63. a contact terminal group; 64. an MCU module; 65. an LED module; 66. an interface terminal; 7. a bottom cover; 71. a groove claw; 8. dovetail groove plate.

Detailed Description

In order to clearly and completely describe the technical scheme, the following embodiments are selected for illustration; the following examples are part of the present invention; other embodiments, which can be obtained without inventive step, are within the scope of the present invention.

In the following embodiments, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top/bottom", and the like are all based on the orientations and positional relationships shown in the drawings, and are only for the convenience of clearly describing the embodiments, but do not indicate or imply that the referred devices or elements have to have specific orientations, and therefore, the present application is not limited thereto.

As shown in fig. 1-13, the embodiment of the present invention is a magnetic switch key, which can be applied to a split keyboard 100, and includes a switch 2 capable of generating signal output when pressed, a key cap 1 mounted on the switch 2, a magnetic base, and an independent PCB 6 having an MCU module 64, wherein the switch 2 and the PCB 6 are disposed in the magnetic base, a contact terminal group 63 and a spring probe group 62 are disposed on a sidewall of the magnetic base, the switch 2, the contact terminal group 63, and the spring probe group 62 are electrically connected to the PCB 6, and the magnetic base can attract a side surface of the magnetic base of other similar keys to make the adjacent contact terminal group 63 and the spring probe group 62 electrically connected. The improvement of the switch 2 is that a magnetic base is arranged, the magnetic base enables the keys of the same kind to be spliced into a whole through adsorption, and the magnetic base can be in conductive connection with the spring probe group 62 through the contact terminal group 63 to realize the conduction of current and data. The utility model is also characterized in that the key comprises an independent PCB 6 with an MCU module 64, which can independently calculate and communicate, and the pressing of the key can generate signals for external communication transmission.

The magnetic base of the embodiment comprises an installation shell 3, a bottom cover 7 and a magnetic block 5; the installation shell 3 is a casing with a cavity, the casing upper end has the opening in order to allow switch 2 to imbed, magnetic path 5 is fixed in installation shell 3, bottom 7 is fixed in the bottom of installation shell 3, be provided with PCB board 6 on the bottom 7, be provided with LED module 65 and pin socket 61 that are used for providing the light efficiency on the PCB board 6, switch 2 bottom is provided with can insert pin socket 61 and realize the switch pin 21 of electricity connection, during press switch 2, switch pin 21 and the pin socket 61 contact circular telegram output signal on the PCB board 6.

As a first embodiment of the key, the magnetic block 5 is adhered to the inner side of the mounting shell 3, or a mounting groove body for accommodating the magnetic block 5 is arranged in the mounting shell 3, so that the magnetic block 5 is combined with the mounting shell 3; the method for mounting the magnetic block is simple in processing and saves materials.

As embodiment two of this button, magnetism is inhaled the base and is still including certain magnetic sleeve 4, magnetic path 5 is fixed in installation shell 3 through deciding magnetic sleeve 4, wherein, magnetism is inhaled the base and is square, preferably, magnetic path 5 is four, restrict respectively in the four corners of magnetism and inhale the base by deciding magnetic sleeve 4, magnetic path 5 through two edge mutual attractions between the button of the same kind adsorbs together, this kind of adsorption mode can fix a position fast, adsorb more hug closely, and convenient equipment is with dismantling, magnetic path 5 is preferably L type structure, decide magnetic sleeve 4's four corners be provided with the inboard assorted L type recess of magnetic path 5, the interior edge of installation shell 3 matches with the outside of magnetic path 5, make magnetic path 5 wrap up completely can not remove between installation shell 3 and deciding magnetic sleeve 4. In order to realize the silencing operation, the fixed magnetic sleeve 4 is preferably made of silica gel.

As the third embodiment of the present key, like the a key 200 shown in fig. 7 and 12, the interface terminal 66 for external power and data is electrically connected to the PCB board 6 of the key, which is suitable for the first key, and the key is connected to the power through the interface terminal 66, completing the power input and data transmission of the whole keyboard.

As an embodiment of the fourth key, as shown in fig. 8 and fig. 12 of the B key 300, the contact terminal group 63 and the spring probe group 62 are distributed on three sides of the side wall of the magnetic base, and are suitable for the side keys for electrically connecting with the upper row, the lower row and the right key. The side of the mounting shell 3 is provided with a mounting hole 31 corresponding to the contact terminal group 63 or the spring probe group 62, and the contact terminal group 63 or the spring probe group 62 is embedded in the mounting shell 3 through the mounting hole 31.

In the fifth embodiment of the key, as shown in the C key 400 shown in fig. 9 and 12, the contact terminal group 63 and the spring probe group 62 are respectively disposed on two side surfaces of the magnetic base, and are suitable for the middle key, and the left and right adjacent similar keys are connected by the contact terminals 62. The side of the mounting shell 3 is provided with a mounting hole 31 corresponding to the contact terminal group 63 or the spring probe group 62, and the contact terminal group 63 or the spring probe group 62 is embedded in the mounting shell 3 through the mounting hole 31.

In the sixth embodiment of the present key, as shown in the D-key 500 shown in fig. 10 and 12, only one set of contact terminal set 63 or spring probe set 62 is disposed on the side surface of the magnetic base, and is suitable for the last key in the installation of the keyboard. The side of the mounting shell 3 is provided with a mounting hole 31 corresponding to the contact terminal group 63 or the spring probe group 62, and the contact terminal group 63 or the spring probe group 62 is embedded in the mounting shell 3 through the mounting hole 31.

In order to facilitate the conductive connection of the adjacent keys, five conductive contacts are uniformly distributed on the contact terminal group 63, five spring probes are uniformly distributed on the spring probe group 62, and the conductive contacts and the spring probes between the adjacent contact terminal group 63 and the spring probe group 62 are in one-to-one correspondence, so that the conduction of current and data is realized, and the power supply required by the signals generated by the keys is ensured to be acquired externally and the signals generated by the keys are transmitted through external communication.

As shown in fig. 1 to 13, the present application also provides a keyboard 100, which is formed by the magnetic switch keys in the foregoing embodiments in an adsorption and assembly manner, and the keys are assembled in this manner, so that the keyboard is convenient to disassemble and assemble, and the keyboard is playable, and highly replaceable, and does not need to arrange a circuit for the keys, and also does not need a specific circuit board or a conductive bottom plate, and is more suitable for autonomous DIY, and meets the user requirements.

As a first embodiment of the keyboard 100, the bottom of the keyboard 100 is further provided with a dovetail groove plate 8 for fixing keys, the dovetail groove plate 8 is provided with a plurality of dovetail grooves, the bottom of the bottom cover 7 of the keys is provided with groove claws 71 matched with the dovetail grooves, the keys are slidably fixed on the dovetail grooves through the groove claws 71, the keys on the same dovetail groove plate 8 are mutually attracted through the magnetic blocks 5, the installation mode is quick, the whole keyboard 100 is conveniently positioned, the keys are stable and firm, and the keys in the whole row can be quickly detached and replaced.

As a second embodiment of the keyboard 100, the bottom of the keyboard 100 is further equipped with a magnetic attraction plate for fixing the keys, the magnetic attraction plate is provided with a plurality of positioning grooves, the bottom of the bottom cover 7 of the keys is provided with salient points matched with the grooves, the keys are adsorbed on the magnetic attraction plate through the salient points in a positioning manner, the magnetic attraction plate is adopted to fix the points in an adsorption manner, the single key is convenient to disassemble and replace, the key is convenient to reassemble, and the playability of the keyboard 100 is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.

Claims (13)

1. The utility model provides a switch button is inhaled to magnetism, can produce signal output's switch when pressing, its characterized in that, the button is still including magnetism inhale base and an independent PCB board that has the MCU module, switch and PCB board are set up in this magnetism inhale base, still be provided with electrically conductive contact terminal group and spring probe group on the lateral wall of magnetism inhale the base, switch and contact terminal group and spring probe group all are connected with PCB board electricity, magnetism inhale the base can inhale mutually so that electrically conductive connection between adjacent contact terminal group and the spring probe group with the magnetism of other similar buttons inhale the base side.

2. The magnetically attracted switch button of claim 1, wherein: the magnetic suction base comprises an installation shell, a bottom cover and a magnetic block; the mounting shell is a shell with a cavity, an opening is formed in the upper end of the shell to allow the switch to be embedded, the magnetic block is fixed in the mounting shell, and the bottom cover is fixed at the bottom of the mounting shell.

3. The magnetically attracted switch button of claim 2, wherein: the magnetic base further comprises a certain magnetic sleeve, and the magnetic block is fixed in the installation shell through the certain magnetic sleeve.

4. The magnetically attracted switch button of claim 3, wherein: the magnetic base is square, the magnetic blocks are four, and the magnetic blocks are limited at four corners of the magnetic base by the fixed magnetic sleeves respectively.

5. The magnetically attracted switch button of claim 4, wherein: the magnetic block is of an L-shaped structure, and L-shaped grooves matched with the inner sides of the magnetic block are formed in four corners of the fixed magnetic sleeve; the fixed magnetic sleeve is made of silica gel.

6. The magnetically attracted switch button of claim 1, wherein: the contact terminal group is evenly distributed with five conductive contacts, the spring probe group is evenly distributed with five spring probes, and the conductive contacts and the spring probes between the adjacent contact terminal group and the spring probe group are in one-to-one correspondence.

7. The magnetically attracted switch button of claim 2, wherein: and the corresponding side edge of the mounting shell is provided with a mounting hole corresponding to the contact terminal group or the spring probe group, and the contact terminal group and the spring probe group are embedded in the mounting shell through the mounting hole.

8. The magnetically attracted switch button of claim 1, wherein: and the PCB is also provided with an LED module.

9. The magnetically attracted switch button of claim 1, wherein: the magnetic suction base is also provided with an interface terminal for connecting an external power supply and data, and the interface terminal is electrically connected with the PCB.

10. The magnetically attracted switch button of claim 1, wherein: a pin socket is arranged on the PCB, and a switch pin which can be inserted into the pin socket to realize electric connection is arranged at the bottom of the switch; the switch is also provided with a keycap.

11. A keyboard, characterized in that, it is formed by the magnetic switch key of any one of the previous claims 1-10 through the absorption and amalgamation.

12. The keyboard of claim 11, wherein: the keyboard bottom is still furnished with the dovetail groove board that is used for fixed button, be equipped with the plural number dovetail on the dovetail groove board, the bottom of button be equipped with the groove claw that the dovetail matches, the button is fixed in on the dovetail through groove claw slidable.

13. The keyboard of claim 11, wherein: the keyboard bottom is also provided with a magnetic suction plate for fixing the keys, the magnetic suction plate is provided with a plurality of positioning grooves, the bottom of the bottom cover of the keys is provided with salient points matched with the grooves, and the keys are positioned and adsorbed on the magnetic suction plate through the salient points.

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