CN113053686A - Key structure and electronic equipment with same - Google Patents
Key structure and electronic equipment with same Download PDFInfo
- Publication number
- CN113053686A CN113053686A CN202110318055.7A CN202110318055A CN113053686A CN 113053686 A CN113053686 A CN 113053686A CN 202110318055 A CN202110318055 A CN 202110318055A CN 113053686 A CN113053686 A CN 113053686A
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- China
- Prior art keywords
- key
- magnetic attraction
- attraction piece
- magnetic
- sliding arm
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
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- Push-Button Switches (AREA)
Abstract
The invention discloses a key structure and electronic equipment, wherein the key structure comprises a key and a key force adjusting mechanism, the key force adjusting mechanism comprises a first magnetic attraction piece, a second magnetic attraction piece and an adjusting structure, and the adjusting structure drives the first magnetic attraction piece and/or the second magnetic attraction piece to move and adjust the relative area; the first magnetic attraction piece and the second magnetic attraction piece are arranged oppositely and mutually exclusive, wherein at least one of the first magnetic attraction piece and the second magnetic attraction piece is arranged below the key. The first magnetic part or the second magnetic part is moved, the relative area of the first magnetic part and the second magnetic part is adjusted, namely the magnetic force of mutual repulsion between the first magnetic part and the second magnetic part is adjusted, the magnetic force is unchanged after the adjustment is finished, when a key is pressed, the key force is influenced by the magnetic force between the first magnetic part and the second magnetic part, and the adjustment of a key force peak value is realized. Therefore, the key structure and the electronic equipment can adjust the peak value of the key force according to actual requirements so as to meet the requirements of different people.
Description
Technical Field
The present invention relates to the field of key technologies, and in particular, to a key structure and an electronic device having the same.
Background
Among various electronic products, the key is widely used. The types of keys are various, and at present, the keys mainly comprise spring keys, cantilever keys, silica gel keys and the like. However, in any structure of the key, the peak value of the key force of the trigger key is often fixed, and the requirement of different people on the hand feeling of the trigger key cannot be met.
Disclosure of Invention
Aiming at the defects, the technical problems to be solved by the invention are as follows: the key structure can adjust the peak value of the key force according to actual requirements, and the electronic equipment with the key structure are provided.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a key structure comprises a key and a key force adjusting mechanism, wherein the key force adjusting mechanism comprises a first magnetic attraction piece, a second magnetic attraction piece and an adjusting structure, and the adjusting structure drives the first magnetic attraction piece and/or the second magnetic attraction piece to move so as to adjust the relative area of the first magnetic attraction piece and the second magnetic attraction piece; the first magnetic attraction piece and the second magnetic attraction piece are arranged oppositely and mutually exclusive, wherein at least one of the first magnetic attraction piece and the second magnetic attraction piece is arranged below the key.
The preferred mode is that the keyboard further comprises a circuit board, and the circuit board is provided with a pressing contact of the key; the first magnetic attraction piece and the second magnetic attraction piece are respectively arranged on two sides of the circuit board.
Preferably, the first magnetic part is fixedly arranged on the key; the second magnetic attraction piece is positioned below the key and fixedly arranged on the adjusting structure, and the adjusting structure drives the second magnetic attraction piece to move so as to adjust the relative area of the second magnetic attraction piece and the first magnetic attraction piece.
Preferably, the adjusting structure comprises a base and a sliding arm which are connected in a sliding manner, the second magnetic attraction piece is fixedly arranged on the sliding arm, and the moving direction of the sliding arm is perpendicular to the direction of pressing the key.
Preferably, a limiting structure is arranged between the base and the sliding arm; the limiting structure comprises a plurality of clamping blocks arranged along the moving direction of the sliding arm and elastic buckles fixedly arranged on the base.
Preferably, the limiting structure further comprises a stop protrusion arranged on the base, and the stop protrusion is arranged in the reverse direction of the moving direction of the sliding arm.
Preferably, all the clamping blocks are uniformly arranged to form sliding teeth.
Preferably, the sliding arm is provided with at least one adjusting rod.
Preferably, the key comprises a key body, a key support for fixing the key body, and a silica gel pad fixedly arranged on the key support; the key support comprises a support plate and a support sleeve fixedly arranged on the support plate; the silica gel pad comprises a silica gel tube and a conical bulge arranged in the middle of the silica gel tube; the key body and the conical bulge are arranged in the support sleeve up and down, and the silica gel barrel is sleeved outside the support sleeve.
An electronic device comprises at least one key structure.
After the technical scheme is adopted, the invention has the beneficial effects that:
the key structure comprises a key and a key force adjusting mechanism, wherein the key force adjusting mechanism comprises a first magnetic attraction piece, a second magnetic attraction piece and an adjusting structure, and the adjusting structure drives the first magnetic attraction piece and/or the second magnetic attraction piece to move so as to adjust the relative area of the first magnetic attraction piece and the second magnetic attraction piece; the first magnetic attraction piece and the second magnetic attraction piece are arranged oppositely and mutually exclusive, wherein at least one of the first magnetic attraction piece and the second magnetic attraction piece is arranged below the key. The operation is adjusted the structure and is driven first magnetism and inhale piece or second magnetism and inhale the piece and remove, adjusts first magnetism and inhale the relative area that piece and second magnetism inhale the piece, adjusts magnetic force size promptly, inhales the piece because of first magnetism and establishes in the below of button, when pressing the button, and the magnetic force size can influence button power size, and the back magnetic force that finishes is adjusted keeps unchangeable, has realized the regulation of button power peak value. Therefore, the key structure and the electronic equipment with the key structure can adjust the peak value of the key force according to actual requirements so as to meet the requirements of different people, and are simple in structure and convenient to operate.
The circuit board is provided with a pressing contact of the key; the first magnetic attraction piece and the second magnetic attraction piece are respectively arranged on two sides of the circuit board, and the key force peak value adjustment is realized by using a simple structure, so that the cost is reduced.
The first magnetic part is fixedly arranged on the key; the second magnetic part is arranged below the key and fixedly arranged on the adjusting structure, and the adjusting structure drives the second magnetic part to move so as to adjust the relative area of the second magnetic part and the first magnetic part, so that the adjusting operation is convenient and reliable.
Because the limiting structure is arranged between the base and the sliding arm, the limiting structure comprises a plurality of clamping blocks arranged along the moving direction of the sliding arm and an elastic buckle fixedly arranged on the base; the adjusting operation is stable and reliable.
Because limit structure still includes the stop protruding of establishing on the base, guarantees that initial position sliding arm is reliable and stable.
Because all the clamping blocks are uniformly arranged into sliding teeth, the uniform adjustment of the magnetic force is realized.
At least one adjusting rod is arranged on the sliding arm; the operation is convenient.
In summary, compared with the prior art, the key structure of the invention solves the technical problem that the key use comfort level is low due to the fact that the key force peak value is fixed, and the key structure of the invention adjusts the key force peak value by arranging the key force adjusting mechanism, so that the key force peak value can be adjusted according to actual requirements when the key is used, and the requirements of different people are met.
Drawings
FIG. 1 is a schematic structural diagram of a key structure according to the present invention;
FIG. 2 is a schematic view of a split structure of the key structure of the present invention;
FIG. 3 is a front view of the key structure of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of a key support according to the present invention;
FIG. 6 is a schematic view of the construction of the sliding arm according to the present invention;
FIG. 7 is a schematic view of the construction of the base of the present invention;
in the figure: 123-key, 1-key body, 10-bump, 2-key support, 20-support plate, 21-support sleeve, 22-groove, 3-silica gel pad, 30-silica gel cylinder, 31-conical protrusion, 4-circuit board, 56-adjusting structure, 5-sliding arm, 50-magnet groove, 51-adjusting rod, 52-fixture block, 6-base, 60-elastic buckle, 61-stop protrusion, 7-first magnetic attraction piece, 8-second magnetic attraction piece and 9-key force adjusting mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
as shown in fig. 1 and fig. 7, a key structure includes a key 123 and a key force adjusting mechanism 9, the key force adjusting mechanism 9 includes a first magnetic attraction member 7, a second magnetic attraction member 8 and an adjusting mechanism 56, the adjusting mechanism 56 drives the first magnetic attraction member 7 and/or the second magnetic attraction member 8 to move, so as to adjust the relative area of the first magnetic attraction member 7 and the second magnetic attraction member 8; the first magnetic attraction piece 7 and the second magnetic attraction piece 8 are oppositely arranged and mutually exclusive, wherein at least one of the first magnetic attraction piece 7 and the second magnetic attraction piece 8 is arranged below the key 123.
As shown in fig. 4, when the magnetic attraction device is used, the adjusting structure 56 can drive the second magnetic attraction member 8 to move, so as to adjust the relative area of the first magnetic attraction member 7 and the second magnetic attraction member 8, i.e. adjust the magnetic force of the first magnetic attraction member 7 and the second magnetic attraction member 8 repelling each other. Because the first magnetic part 7 is arranged below the key 123, when the key 123 is triggered, the size of the magnetic force between the first magnetic part 7 and the second magnetic part 8 affects the size of the key force, i.e. the magnetic force is adjusted, the key force is indirectly adjusted, and the size of the magnetic force can be kept unchanged after the adjustment is finished, i.e. the adjustment of the key force peak value is realized. Therefore, the key structure can adjust the peak value of the key force according to actual requirements so as to meet the requirements of different people, and has the advantages of simple structure, convenience in operation and low cost.
As shown in fig. 2 and 4, the key structure in this example further includes a circuit board 4, and the circuit board 4 is provided with a pressing contact of the key. The circuit board 4 is provided with a threaded hole which is arranged corresponding to the lug of the base 6 and the threaded hole on the baffle plate, and the base 6 and the circuit board 4 are fixed together by using screws or bolts.
The first magnetic attraction piece 7 and the second magnetic attraction piece 8 are respectively arranged on two sides of the circuit board 4, namely two sides of the press contact; the opposite sides of the first magnetic attraction piece 7 and the second magnetic attraction piece 8 have the same polarity, so that the first magnetic attraction piece 7 and the second magnetic attraction piece 8 repel each other.
In this embodiment, the first magnetic attraction member 7 and the second magnetic attraction member 8 can be, but not limited to, magnets, and the first magnetic attraction member 7 and the second magnetic attraction member 8 use magnets with the same structure. The first magnetic part 7 is arranged on the key 123, and when the key 123 is pressed, the key 123 drives the first magnetic part 7 to move together; wherein the second magnetism is inhaled piece 8 and is established on adjusting structure 56, adjusts structure 56 and drives the second magnetism and inhale 8 removals, inhales the relative area between piece 8 and the first magnetism of inhaling 7 through the adjustment second, adjusts the magnetic force size, and it is convenient and reliable to adjust the operation. Of course, the key force adjusting mechanism is not limited to the first magnetic attraction piece and the second magnetic attraction piece listed above, and the first magnetic attraction piece and the second magnetic attraction piece are also not limited to the magnet listed above, and can also be an electromagnet and the like.
As shown in fig. 1, fig. 2, fig. 4, fig. 6 and fig. 7, the adjusting structure 56 of the key force adjusting mechanism 9 includes a base 6 and a sliding arm 5, which are connected in a sliding manner, the sliding arm 5 is fixedly provided with a second magnetic attraction piece 8, and the moving direction of the sliding arm 5 is perpendicular to the pressing direction of the key 123.
As shown in fig. 2 and 6, a limit structure is arranged between the base 6 and the sliding arm 5; the limiting structure comprises a plurality of clamping blocks 52 arranged along the moving direction of the sliding arm 5 and elastic buckles 60 fixedly arranged on the base 6, and in a preferred scheme, all the clamping blocks 52 are uniformly arranged to form sliding teeth, so that the adjusting operation is reliable in movement.
As shown in fig. 2 and 7, the position limiting structure further includes a stop protrusion 61 disposed on the base 6, the stop protrusion 61 is disposed in a direction opposite to the moving direction of the sliding arm 5, and the stop protrusion 61 prevents the sliding arm 5 from moving in the opposite direction, so as to further ensure the reliability of magnetic force adjustment.
Above-mentioned, one side of slider 5 towards button 123 is equipped with magnet groove 50, sets firmly the second magnetism in magnet groove 50 and inhales piece 8, and the second magnetism is inhaled piece 8 accessible and is glued etc. and fix.
The base 6 comprises a bottom plate, wherein one end of the top surface of the bottom plate is provided with a convex block, the convex block is provided with a threaded hole, the inner side of the convex block is provided with a stop bulge 61, and the stop bulge 61 and the convex block are arranged into a step structure; the other end both sides of bottom plate top surface are provided with the baffle respectively, and every side baffle medial extremity all sets firmly spring buckle 60, leaves the clearance between spring buckle 60 and the bottom plate, and this clearance makes spring buckle 60 adapt to the slide arm thickness, and corresponds the setting with fixture block 52, realizes spacingly, all is provided with the screw hole on every side baffle. In addition, the bottom plate, the convex block, the position bulge, the baffle and the spring buckle are integrally arranged, so that the sliding arm has enough structural strength.
As shown in fig. 2 and 6, at least one adjusting rod 51 is disposed on the sliding arm 5, and preferably, two adjusting rods 51 are disposed, and the two adjusting rods 51 are disposed on two sides of the sliding arm 5; and two adjusting rods 51 are arranged near the second magnetic attraction piece 8. The adjustment rod 51 is integrally formed with the sliding arm 5 for easy processing, so that the sliding arm 5 has sufficient structural strength.
As shown in fig. 1 and fig. 5, the key 123 includes a key body 1, a key support 2 for fixing the key body 1, and a silica gel pad 3 fixed on the key support 2. The key body 1 includes a support plate 20 and a support sleeve 21 fixed on the support plate 20. The silica gel pad 3 includes a silica gel cylinder 30 and a conical protrusion 31 protruding from the middle of the silica gel cylinder 30. The key body 1 and the conical protrusion 31 which are arranged up and down are contained in the support sleeve 21, the silica gel cylinder 30 is sleeved on the outer side of the support sleeve 21, and the key body 1 is fixedly provided with the first magnetic attraction piece 7 towards the conical protrusion 31 side.
As shown in fig. 2 and 5, the key body 1 and the support sleeve 21 are connected and fixed by a snap structure; the engaging structure includes at least one protrusion 10 disposed on the outer wall of the bottom end of the key body 1, and a groove 22 disposed on the inner wall of the supporting sleeve 21 and corresponding to the protrusion 10. After the key body 1 is placed into the support sleeve 21, the key body 1 is rotated to enable the convex block 10 to be clamped into the corresponding groove 22, and the fixing of the key body 1 and the support of the support sleeve 21 is realized.
As shown in fig. 2 and 4, in the key structure of the present invention, when the sliding arm 5 is in the initial position, the relative area between the first magnetic attraction member 7 and the second magnetic attraction member 8 is the largest, the magnetic force repelling each other is the largest, and the peak value of the key force is the largest at this time. Through adjusting pole 51 pulling slide arm 5 and removing, drive second magnetism and inhale 8 and remove, make first magnetism inhale 7 and second magnetism inhale and inhale the relative area between 8 and reduce, magnetic force reduces, and the button power peak value reduces this moment. After the adjustment of the sliding arm 5 is completed, the sliding arm 5 cannot move randomly under the combined action of the fixture block 52 and the spring fastener 60 of the sliding arm 5, and thus the adjustment of the peak value of the key force is realized.
Example two:
some embodiments of the present invention further provide an electronic device, which includes at least one key structure according to the first embodiment.
Because of the key structure used by the electronic equipment, the peak value of the key force can be adjusted according to actual requirements, so that the electronic equipment is convenient to operate and wide in application range.
The above-described preferred embodiments of the present invention are not intended to limit the present invention, and any modifications, equivalent modifications, etc. within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A key structure is characterized by comprising a key and a key force adjusting mechanism, wherein the key force adjusting mechanism comprises a first magnetic attraction piece, a second magnetic attraction piece and an adjusting structure, and the adjusting structure drives the first magnetic attraction piece and/or the second magnetic attraction piece to move so as to adjust the relative area of the first magnetic attraction piece and the second magnetic attraction piece;
the first magnetic attraction piece and the second magnetic attraction piece are arranged oppositely and mutually exclusive, wherein at least one of the first magnetic attraction piece and the second magnetic attraction piece is arranged below the key.
2. The key structure according to claim 1, further comprising a circuit board on which a pressing contact of the key is provided;
the first magnetic attraction piece and the second magnetic attraction piece are respectively arranged on two sides of the circuit board.
3. The key structure of claim 2,
the first magnetic part is fixedly arranged on the key;
the second magnetic attraction piece is positioned below the key and fixedly arranged on the adjusting structure, and the adjusting structure drives the second magnetic attraction piece to move so as to adjust the relative area of the second magnetic attraction piece and the first magnetic attraction piece.
4. The key structure of claim 3, wherein the adjusting structure comprises a base and a sliding arm, the base and the sliding arm are slidably connected, the second magnetic element is fixedly disposed on the sliding arm, and a moving direction of the sliding arm is perpendicular to a pressing direction of the key.
5. The key structure according to claim 4, wherein a limiting structure is arranged between the base and the sliding arm;
the limiting structure comprises a plurality of clamping blocks arranged along the moving direction of the sliding arm and elastic buckles fixedly arranged on the base.
6. The key structure of claim 5, wherein the limiting structure further comprises a stop protrusion disposed on the base, and the stop protrusion is disposed in a direction opposite to a moving direction of the sliding arm.
7. The key structure of claim 5, wherein all the locking blocks are arranged uniformly to form sliding teeth.
8. The key structure according to claim 4, wherein said sliding arm is provided with at least one adjustment lever.
9. The key structure according to any one of claims 1 to 8, wherein the key comprises a key body, a key support for fixing the key body, and a silicone pad fixed on the key support;
the key support comprises a support plate and a support sleeve fixedly arranged on the support plate;
the silica gel pad comprises a silica gel tube and a conical bulge arranged in the middle of the silica gel tube;
the key body and the conical bulge are arranged in the support sleeve up and down, and the silica gel barrel is sleeved outside the support sleeve.
10. An electronic device, characterized in that the electronic device comprises at least one key structure according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110318055.7A CN113053686A (en) | 2021-03-25 | 2021-03-25 | Key structure and electronic equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110318055.7A CN113053686A (en) | 2021-03-25 | 2021-03-25 | Key structure and electronic equipment with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113053686A true CN113053686A (en) | 2021-06-29 |
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ID=76515352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110318055.7A Pending CN113053686A (en) | 2021-03-25 | 2021-03-25 | Key structure and electronic equipment with same |
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| Country | Link |
|---|---|
| CN (1) | CN113053686A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115020137A (en) * | 2021-12-14 | 2022-09-06 | 荣耀终端有限公司 | Key assembly and electronic equipment |
| US11705294B2 (en) | 2021-06-18 | 2023-07-18 | Darfon Electronics Corp. | Input device and key structure thereof |
| US12009161B2 (en) | 2021-06-18 | 2024-06-11 | Darfon Electronics Corp. | Key structure |
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| CN103164044A (en) * | 2012-02-10 | 2013-06-19 | 联想(北京)有限公司 | Magnetic keyboard and driving method and electronic device containing magnetic keyboard |
| CN205582794U (en) * | 2016-04-13 | 2016-09-14 | 惠州Tcl移动通信有限公司 | Cell -phone and magnetism button thereof |
| JP2016170886A (en) * | 2015-03-11 | 2016-09-23 | アルプス電気株式会社 | Rotation operation device |
| CN207603870U (en) * | 2017-12-26 | 2018-07-10 | 歌尔科技有限公司 | A kind of adjustable headphone of chucking power |
| CN209087643U (en) * | 2019-01-03 | 2019-07-09 | 歌尔科技有限公司 | Waterproof push-button and intelligent wearable device |
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| CN111346367A (en) * | 2020-02-27 | 2020-06-30 | 歌尔科技有限公司 | Handle trigger adjusting device and handle with same |
| CN112185737A (en) * | 2020-09-29 | 2021-01-05 | 南昌黑鲨科技有限公司 | Flexible button subassembly and be equipped with intelligent terminal of this flexible button subassembly |
| CN112331506A (en) * | 2019-08-05 | 2021-02-05 | 山内株式会社 | Push-button switch |
| US20210343487A1 (en) * | 2018-11-20 | 2021-11-04 | Dongguan Jingyang Electron | Variable force key |
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2021
- 2021-03-25 CN CN202110318055.7A patent/CN113053686A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2867566Y (en) * | 2005-12-27 | 2007-02-07 | 英业达股份有限公司 | Magnetic switch structure |
| CN103164044A (en) * | 2012-02-10 | 2013-06-19 | 联想(北京)有限公司 | Magnetic keyboard and driving method and electronic device containing magnetic keyboard |
| JP2016170886A (en) * | 2015-03-11 | 2016-09-23 | アルプス電気株式会社 | Rotation operation device |
| CN205582794U (en) * | 2016-04-13 | 2016-09-14 | 惠州Tcl移动通信有限公司 | Cell -phone and magnetism button thereof |
| CN207603870U (en) * | 2017-12-26 | 2018-07-10 | 歌尔科技有限公司 | A kind of adjustable headphone of chucking power |
| CN110323094A (en) * | 2018-08-07 | 2019-10-11 | 苏州达方电子有限公司 | Keyboard |
| US20210343487A1 (en) * | 2018-11-20 | 2021-11-04 | Dongguan Jingyang Electron | Variable force key |
| CN209087643U (en) * | 2019-01-03 | 2019-07-09 | 歌尔科技有限公司 | Waterproof push-button and intelligent wearable device |
| CN112331506A (en) * | 2019-08-05 | 2021-02-05 | 山内株式会社 | Push-button switch |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11705294B2 (en) | 2021-06-18 | 2023-07-18 | Darfon Electronics Corp. | Input device and key structure thereof |
| US12009161B2 (en) | 2021-06-18 | 2024-06-11 | Darfon Electronics Corp. | Key structure |
| CN115020137A (en) * | 2021-12-14 | 2022-09-06 | 荣耀终端有限公司 | Key assembly and electronic equipment |
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