CN223527047U - X-shaped magnetic induction type scissor-foot key and mechanical keyboard - Google Patents
X-shaped magnetic induction type scissor-foot key and mechanical keyboardInfo
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- CN223527047U CN223527047U CN202423063789.3U CN202423063789U CN223527047U CN 223527047 U CN223527047 U CN 223527047U CN 202423063789 U CN202423063789 U CN 202423063789U CN 223527047 U CN223527047 U CN 223527047U
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- magnetic induction
- scissor
- magnet
- key
- induction chip
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Abstract
The utility model discloses an X-shaped magnetic induction type scissor-foot key and a mechanical keyboard, wherein the key is of an integral module structure or a single module structure, and the two structures use mature X-shaped scissor-feet and are ingeniously combined with a unipolar magnetic induction chip, so that the anti-interference performance is good. The magnetic induction type scissor-foot key with the integral module structure is well compatible with the existing scissor-foot layout structure, and meanwhile, the keyboard key is changed into a magnetic induction mode, so that the service life of the key is greatly prolonged. The magnetic induction type scissor-foot key with the single-body module structure is flexible and convenient, and the keyboard formed by the magnetic induction type scissor-foot key has long service life and various forms. According to the utility model, the key cap is pressed to move, the magnet penetrates through the horizontal induction critical surface of the magnetic pole of the unipolar magnetic induction chip, the magnetic pole of the magnet is reversed, the high level output by the unipolar magnetic induction chip is changed into the low level, and the corresponding digital logic is changed from 1 to 0, so that the magnetic induction chip has natural switching properties.
Description
Technical Field
The utility model relates to the field of keyboards, in particular to an X-shaped magnetic induction type scissor-foot key and a mechanical keyboard.
Background
The existing magnetic axis keyboard adopts conventional rail type pressing, the occupied space of the key is large, the service life is short under the condition of small pressing distance, the pressing key cap is uneven in stress, poor in balance and poor in handfeel.
1. The ultrathin magnetic axis key adopts conventional rail type pressing, and the key occupies large space and is inconvenient to install.
2. The ultrathin magnetic axis key adopts conventional rail type pressing, has poor key balance and short key service life.
3. The ultrathin magnetic axis key adopts conventional rail type pressing, has poor key balance and poor hand feeling.
The technical scheme of the thin magnetic induction key structure is characterized in that the key structure comprises a key cap, a telescopic spring, a scissor support, a base and a circuit board which are arranged from top to bottom, wherein the scissor support comprises an inner support and an outer support which are hinged with each other, the telescopic spring is arranged on the base and props against the key cap, two ends of the inner support are provided with magnets and a fixed shaft, the circuit board is provided with Hall ICs matched with the magnets, the fixed shaft is sleeved with a torsion spring, a short torque arm of the torsion spring is attached to the side wall of the inner support, a long torque arm of the torsion spring is in snap fit with a spring arranged on the inner support, and a boss matched with the long torque arm is arranged at the lower end of the key cap.
In the technical scheme, the magnet is opposite to the sensing surface of the Hall chip, and the magnet is always opposite to the sensing surface of the Hall chip when moving, and the working principle is that the linear Hall is used for setting the reference voltage value to be used as the switch and the switch of the voltage threshold setting switch, so that the switch is greatly interfered by the outside, the influence of the far and near structures of the Hall and the magnet is great, the consistency of the conducting points is poor, the experience is poor, and the use AD cost is high.
The magnetic axis mechanical keyboard is characterized in that the magnet of the magnetic axis mechanical keyboard is opposite to the Hall chip, and then the magnet moves to half of the magnet, the polarity direction of the small magnet is reversed through the mechanical device, so that a switching signal is obtained.
Disclosure of utility model
The utility model aims to overcome the defects and shortcomings of the prior art and provides an X-shaped magnetic induction type scissor-leg key.
It is another object of the present utility model to provide a mechanical keyboard.
The aim of the utility model is achieved by the following technical scheme:
An X-shaped magnetic induction type shear foot key is of an integral module structure and comprises a shear foot structural member, an integral fixing plate, a key cap and a reset spring, wherein the bottom of the shear foot structural member is connected with the integral fixing plate, the top of the shear foot structural member is connected with the key cap, and the reset spring is positioned between the integral fixing plate and the key cap and used for supporting and resetting the shear foot structural member;
A magnet is fixed in the hollow part of the key cap, a first through hole and a second through hole are respectively formed in the PCB and the integral fixing plate right below the magnet, and a unipolar magnetic induction chip is arranged beside the first through hole;
The key cap with the magnet and the unipolar magnetic induction chip on the PCB board are placed in a staggered mode, the magnet is located on the side edge of the unipolar magnetic induction chip, the key cap is pressed to move, the magnet penetrates through the magnetic pole horizontal induction critical surface of the unipolar magnetic induction chip, the magnetic pole of the magnet is inverted, the high level output by the unipolar magnetic induction chip is changed into the low level, and corresponding digital logic is changed from 1 to 0.
An X-shaped magnetic induction type shear foot key is of a single module structure and comprises a shear foot structural member, a single key base with a bayonet, a key cap, a reset spring and a single key fixing plate, wherein the bottom of the shear foot structural member is connected with the single key base with the bayonet, the top of the shear foot structural member is connected with the key cap, and the reset spring is positioned between the single key base and the key cap and used for supporting and resetting the shear foot structural member;
The key cap comprises a key cap body, a key cap, a single-polarity magnetic induction chip, a buckle of a single-body type key base and a plurality of magnets, wherein the key cap body is provided with a hollow part;
The key cap with the magnet and the unipolar magnetic induction chip on the PCB board are placed in a staggered mode, the magnet is located on the side edge of the unipolar magnetic induction chip, the key cap is pressed to move, the magnet penetrates through the magnetic pole horizontal induction critical surface of the unipolar magnetic induction chip, the magnetic pole of the magnet is inverted, the high level output by the unipolar magnetic induction chip is changed into the low level, and corresponding digital logic is changed from 1 to 0.
An X-shaped magnetic induction type scissor foot key is of a single module structure and comprises a scissor foot structural member, a single key base with a bayonet, a key cap, a reset spring and a PCB (printed circuit board), wherein the bottom of the scissor foot structural member is connected with the single key base with the bayonet;
A magnet is fixed in the hollow part of the key cap, and a fifth through hole is formed in the PCB right below the magnet; a unipolar magnetic induction chip is arranged beside the fifth through hole, and a buckle of the single-body type key base is fixed on the fifth through hole;
The key cap with the magnet and the unipolar magnetic induction chip on the PCB board are placed in a staggered mode, the magnet is located on the side edge of the unipolar magnetic induction chip, the key cap is pressed to move, the magnet penetrates through the magnetic pole horizontal induction critical surface of the unipolar magnetic induction chip, the magnetic pole of the magnet is inverted, the high level output by the unipolar magnetic induction chip is changed into the low level, and corresponding digital logic is changed from 1 to 0.
The unipolar magnetic induction chip is a common unipolar magnetic induction chip, or a single data line unipolar magnetic induction chip, or a data line unipolar magnetic induction chip with an LED function;
The single data line unipolar magnetic induction chip or the data line unipolar magnetic induction chip with the LED function is connected with the unipolar magnetic induction chips of other keys in series through a single bus data line;
The single bus data line transmits key information and color brightness information simultaneously, and an indicator lamp in the magnetic axis mechanical keyboard is controlled by a Hall serial input data line DIA and a Hall serial output data line DOA, wherein the indicator lamp comprises NUM, CAPS and SCR.
The X-shaped magnetic induction type scissor-foot key adopts an integral module structure or a single module structure, wherein when the key is a special-shaped key, the corresponding fixing positions on the integral fixing plate are more than two, and when the key is a conventional key, the corresponding fixing positions on the integral fixing plate are one.
The X-shaped magnetic induction type scissor-foot key adopts an integral module structure or a single module structure, wherein the scissor-foot structural member is an X-shaped bracket, and the unipolar magnetic induction chip is a patch type unipolar magnetic induction chip.
The X-shaped magnetic induction type scissor-foot key adopts an integral module structure or a single module structure, wherein the magnet and the key cap are integrally formed, and the polarity of a magnet NS at the bottom of the key cap is in the vertical direction.
Another object of the utility model is achieved by the following technical scheme:
A mechanical keyboard adopts a plurality of X-shaped magnetic induction type scissor-foot keys.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. The X-shaped scissor-leg key is a mature key structure and is widely applied to a notebook keyboard or a similar ultrathin independent keyboard, the utility model is improved by a spring structure, and hundreds of elements are greatly saved by matching with a unipolar magnetic induction chip, so that the structure is simple and reliable, the cost of a mechanical keyboard is greatly reduced, and the anti-interference performance is good.
2. The magnetic induction type scissor-foot key with the integral module structure is well compatible with the existing scissor-foot layout structure, and meanwhile, the keyboard key is changed into a magnetic induction mode, so that the service life of the key is greatly prolonged. The magnetic induction type scissor-foot key with the single-body module structure is flexible and convenient, and the keyboard formed by the magnetic induction type scissor-foot key has long service life and various forms.
3. According to the utility model, the key cap is pressed to move, the magnet penetrates through the horizontal induction critical surface of the magnetic pole of the unipolar magnetic induction chip, the magnetic pole of the magnet is reversed, the high level output by the unipolar magnetic induction chip is changed into the low level, and the corresponding digital logic is changed from 1 to 0, so that the magnetic induction chip has natural switching properties.
Drawings
Fig. 1 is an exploded view of an overall modular X-shaped magnetic induction scissor leg key without LEDs.
Fig. 2 is a schematic diagram of an assembled structure of a single integral module type X-shaped magnetic induction type scissor-leg key without an LED.
Fig. 3 is a schematic diagram of a partial structure of a conventional X-type magnetic induction type scissor-leg key.
Fig. 4 is a schematic diagram of a partial structure of a special-shaped X-shaped magnetic induction type scissor-foot key.
Fig. 5 is a schematic diagram of a partial structure of a PCB board of an overall modular X-shaped magnetic induction type scissor-leg key without LEDs.
Fig. 6 is a schematic diagram of a magnetic pole horizontal induction critical surface where a magnet does not pass through a unipolar magnetic induction chip.
Fig. 7 is a schematic diagram of a magnet passing through a magnetic pole horizontal induction critical surface of a unipolar magnetic induction chip.
Fig. 8 is an exploded view of a single integral modular X-shaped magnetic induction scissor leg key without an LED.
Fig. 9 is a schematic diagram of a partial structure of a PCB board of an overall module type X-shaped magnetic induction type scissor-leg key with LEDs.
Fig. 10 is an exploded view of a single-unit modular LED-equipped X-shaped magnetic induction scissor foot key.
Fig. 11 is an exploded view of a single unitary modular LED X-shaped magnetic induction scissor foot key.
Fig. 12 is a schematic diagram of a partial structure of a PCB board of a single module type X-shaped magnetic induction type scissor-leg key with LEDs.
Fig. 13 is a schematic diagram of a partial structure of a PCB board of a single module type X-shaped magnetic induction type scissor-leg key without LEDs.
Fig. 14 is an exploded view of another single-unit modular LED X-shaped magnetic induction scissor leg key.
Fig. 15 is an exploded view of another single unitary modular LED X-shaped magnetic induction scissor leg key.
Fig. 16 is a schematic view of a partial structure of a PCB board of another single module type X-shaped magnetic induction type scissor-leg key with LEDs.
Fig. 17 is a schematic diagram of a partial structure of a PCB board of another single-unit module type X-shaped magnetic induction type scissor-leg key without LEDs.
Wherein, the reference signs mean:
the device comprises a 1-scissor leg structural member, a 2-integral fixing plate, a 3-key cap, a 4-reset spring, a 5-magnet, a 6-PCB (printed circuit board), a 7-first through hole, an 8-second through hole, a 9-unipolar magnetic induction chip, a 10-key decorative plate, an 11-LED (light-emitting diode) and a 12-magnetic pole horizontal induction critical surface, a 13-monomer type key fixing plate, a 14-third through hole, a 15-fourth through hole, a 16-fifth through hole and a 17-monomer type key base with a bayonet.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
Example 1
As shown in fig. 1 to 8, an X-shaped magnetic induction type scissor foot key is of an integral module structure and comprises a scissor foot structural member 1, an integral fixing plate 2, a key cap 3 and a reset spring 4, wherein the bottom of the scissor foot structural member 1 is connected with the integral fixing plate 2, the top of the scissor foot structural member 1 is connected with the key cap 3, and the reset spring 4 is positioned between the integral fixing plate 2 and the key cap 3 and is used for supporting and resetting the scissor foot structural member 1;
A magnet 5 is fixed in the hollow part of the key cap 3, a first through hole 7 and a second through hole 8 are respectively formed in the PCB 6 and the integral fixing plate 2 under the magnet 5, and a unipolar magnetic induction chip 9 is arranged beside the first through hole 7;
As shown in fig. 6 and 7, the key cap 3 with the magnet 5 is placed in dislocation with the unipolar magnetic induction chip 9 on the PCB board 6, the magnet 5 is located at the side of the unipolar magnetic induction chip 9, the key cap 3 is pressed to move, the magnet 5 passes through the magnetic pole horizontal induction critical surface 12 of the unipolar magnetic induction chip 9, the magnetic pole of the magnet 5 is inverted, the high level output by the unipolar magnetic induction chip 9 is changed into low level, the corresponding digital logic is changed from 1 to 0, and the natural switching attribute is provided.
The unipolar magnetic induction chip 9 is a data line unipolar magnetic induction chip with an LED function, an LED packaging process is integrally adopted, so that the appearance of the unipolar magnetic induction chip is like an LED, and the PCB 6 is not provided with an LED11 independently.
The single bus data line transmits key information and color brightness information simultaneously, and an indicator lamp in the magnetic axis mechanical keyboard is controlled by a Hall serial input data line DIA and a Hall serial output data line DOA, wherein the indicator lamp comprises NUM, CAPS and SCR.
As shown in fig. 3, when the key is a conventional key, the corresponding fixing positions on the integral fixing plate 2 are one, and one key cap 3 corresponds to one scissor foot structural member 1 and one reset spring 4. In fig. 4, when the key is a special-shaped key, the number of corresponding fixing positions on the integral fixing plate 2 is three, one keycap 3 corresponds to three scissor-leg structural members 1 and one return spring 4, the middle scissor-leg structural member 1 is provided with the return spring 4, the magnet, the unipolar magnetic induction chip 9 and the LED11, and the scissor-leg structural members 1 on two sides only play roles of supporting and balancing. The integral fixing plate 2 is an integral fixing plate of a keyboard, and has a plurality of keys, and a plurality of fixing positions on the fixing plate correspond to the keys, so that a special key has more fixing positions corresponding to the fixing positions for balancing. A plurality of keys are sleeved on the key decoration plate 10.
The scissors foot structural member 1 is an X-shaped bracket, and the unipolar magnetic induction chip 9 is a patch type unipolar magnetic induction chip 9. Each scissor pin key is provided with an X-shaped bracket, and the whole module or the single module is provided with four fixed structure points which are relatively fixed with the bottom of the X-shaped bracket and can move, and the top of the X-shaped bracket is fixedly connected with four corners of the keycap 3.
The magnet 5 and the keycap 3 are integrally formed, and the NS polarity of the magnet 5 at the bottom of the keycap 3 is in the vertical direction.
A mechanical keyboard adopts a plurality of X-shaped magnetic induction type scissor-foot keys.
Example 2
As shown in fig. 9, embodiment 2 is different from embodiment 1 mainly in that a separate LED11 is provided on the PCB board 6, and the unipolar magnetic induction chips 9 and LED11 are respectively provided opposite to the first through hole 7 on the PCB board 6. The other same parts will not be described again.
The unipolar magnetic induction chip 9 is a single data line unipolar magnetic induction chip, and the single data line unipolar magnetic induction chip is connected with the unipolar magnetic induction chips 9 of other keys in series through a single bus data line;
The single bus data line transmits key information and color brightness information simultaneously, and an indicator lamp in the magnetic axis mechanical keyboard is controlled by a Hall serial input data line DIA and a Hall serial output data line DOA, wherein the indicator lamp comprises NUM, CAPS and SCR.
Example 3
As shown in fig. 10 to 12, an X-shaped magnetic induction type scissor foot key is of a single module structure and comprises a scissor foot structural member 1, a single key base 17 with a bayonet, a key cap 3, a reset spring 4 and a single key fixing plate 13, wherein the bottom of the scissor foot structural member 1 is connected with the single key base 17 with the bayonet, the top of the scissor foot structural member 1 is connected with the key cap 3, and the reset spring 4 is positioned between the single key base and the key cap 3 and used for supporting and resetting the scissor foot structural member 1;
A magnet 5 is fixed in the hollow part of the keycap 3, and a third through hole 14 and a fourth through hole 15 are respectively formed in the PCB 6 and the single-body type key fixing plate 13 which are right below the magnet 5, and a unipolar magnetic induction chip 9 is arranged beside the third through hole 14;
The key cap 3 with the magnet 5 is misplaced with the unipolar magnetic induction chip 9 on the PCB 6, the magnet 5 is positioned on the side edge of the unipolar magnetic induction chip 9, the key cap 3 is pressed to move, the magnet 5 passes through the magnetic pole horizontal induction critical surface 12 of the unipolar magnetic induction chip 9, the magnetic pole of the magnet 5 is reversed, the high level output by the unipolar magnetic induction chip 9 is changed into low level, and the corresponding digital logic is changed from 1 to 0.
The unipolar magnetic induction chip 9 is a common unipolar magnetic induction chip 9 or a single data line unipolar magnetic induction chip;
The single data line unipolar magnetic induction chip is connected with unipolar magnetic induction chips 9 of other keys in series through a single bus data line;
The single bus data line transmits key information and color brightness information simultaneously, and an indicator lamp in the magnetic axis mechanical keyboard is controlled by a Hall serial input data line DIA and a Hall serial output data line DOA, wherein the indicator lamp comprises NUM, CAPS and SCR.
When the keys are special-shaped keys, the corresponding fixing positions on the integral fixing plate 2 are more than two, and when the keys are conventional keys, the corresponding fixing positions on the integral fixing plate 2 are one.
The scissors foot structural member 1 is an X-shaped bracket, and the unipolar magnetic induction chip 9 is a patch type unipolar magnetic induction chip 9.
The magnet 5 and the keycap 3 are integrally formed, and the NS polarity of the magnet 5 at the bottom of the keycap 3 is in the vertical direction.
The key operation principle is the same as that of embodiment 1, and will not be described again.
Example 4
In fig. 13, compared with embodiment 3, embodiment 4 is different in that no separate LED11 is disposed on the PCB board 6, only the unipolar magnetic induction chip 9 is disposed, and other identical parts are not described again.
Example 5
As shown in fig. 14 to 16, an X-shaped magnetic induction type scissor foot key is of a single module structure and comprises a scissor foot structural member 1, a single key base 17 with a bayonet, a key cap 3, a reset spring 4 and a PCB board 6, wherein the bottom of the scissor foot structural member 1 is connected with the single key base 17 with the bayonet, the top of the scissor foot structural member 1 is connected with the key cap 3, the reset spring 4 is positioned between the single key base and the key cap 3 and used for supporting and resetting the scissor foot structural member 1;
A magnet 5 is fixed in the hollow part of the key cap 3, and a fifth through hole 16 is formed in the PCB 6 right below the magnet 5, and a unipolar magnetic induction chip 9 is arranged beside the fifth through hole 16;
The key cap 3 with the magnet 5 is misplaced with the unipolar magnetic induction chip 9 on the PCB 6, the magnet 5 is positioned on the side edge of the unipolar magnetic induction chip 9, the key cap 3 is pressed to move, the magnet 5 passes through the magnetic pole horizontal induction critical surface 12 of the unipolar magnetic induction chip 9, the magnetic pole of the magnet 5 is reversed, the high level output by the unipolar magnetic induction chip 9 is changed into low level, and the corresponding digital logic is changed from 1 to 0.
The unipolar magnetic induction chip 9 is a common unipolar magnetic induction chip 9, or a single data line unipolar magnetic induction chip, or a data line unipolar magnetic induction chip with an LED function;
The single data line unipolar magnetic induction chip or the data line unipolar magnetic induction chip with the LED function is connected with the unipolar magnetic induction chips 9 of other keys in series through a single bus data line;
The single bus data line transmits key information and color brightness information simultaneously, and an indicator lamp in the magnetic axis mechanical keyboard is controlled by a Hall serial input data line DIA and a Hall serial output data line DOA, wherein the indicator lamp comprises NUM, CAPS and SCR.
Compared with embodiments 3 and 4, the PCB 6 of embodiment 5 is an aluminum substrate, and the single-body key fixing plate 13 (i.e. a special inserting shaft plate) is omitted, and the PCB 6 may be a PCB made of a common material. The other parts are the same and will not be described in detail.
The key operation principle is the same as that of embodiment 1, and will not be described again.
Example 6
In fig. 17, compared with embodiment 5, in embodiment 6, no separate LED11 is disposed on the PCB board 6, only the unipolar magnetic induction chip 9 is disposed, and other similar parts are not described again.
The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423063789.3U CN223527047U (en) | 2024-12-12 | 2024-12-12 | X-shaped magnetic induction type scissor-foot key and mechanical keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423063789.3U CN223527047U (en) | 2024-12-12 | 2024-12-12 | X-shaped magnetic induction type scissor-foot key and mechanical keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223527047U true CN223527047U (en) | 2025-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423063789.3U Active CN223527047U (en) | 2024-12-12 | 2024-12-12 | X-shaped magnetic induction type scissor-foot key and mechanical keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223527047U (en) |
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- 2024-12-12 CN CN202423063789.3U patent/CN223527047U/en active Active
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