CN108807060B - Sounding device for elastic key - Google Patents
Sounding device for elastic key Download PDFInfo
- Publication number
- CN108807060B CN108807060B CN201811053259.7A CN201811053259A CN108807060B CN 108807060 B CN108807060 B CN 108807060B CN 201811053259 A CN201811053259 A CN 201811053259A CN 108807060 B CN108807060 B CN 108807060B
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- CN
- China
- Prior art keywords
- key
- sounding
- core
- connecting arm
- elastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003825 pressing Methods 0.000 claims abstract description 8
- 230000009471 action Effects 0.000 claims description 4
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- 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
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/84—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by ergonomic functions, e.g. for miniature keyboards; characterised by operational sensory functions, e.g. sound feedback
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/03—Sound
Landscapes
- Stringed Musical Instruments (AREA)
- Push-Button Switches (AREA)
Abstract
The application discloses a sounding device for an elastic key, wherein a key seat is arranged on the elastic key through a sleeve joint cavity, the bottom of a key core is adjacent to the elastic key, the top of the key core extends out of the key seat, and the key core can be pressed to apply force on the elastic key; and a sounding structural member is arranged between the key seat and the key core. The sounding structural member comprises a tension spring and a connecting arm, wherein a clamping hook is arranged at the top of the connecting arm, and a sounding base is arranged at the bottom of the connecting arm; the middle part of the key core is provided with a sound emitting cavity, and one side of the key core is provided with a side window; the connecting arm passes through the side window and is built in the sounding cavity, one end of the tension spring is arranged on the sounding base of the connecting arm, and the other end of the tension spring is propped against the top of the sounding cavity. The application can be directly arranged on the elastic key, is suitable for the traditional elastic key, and has stronger section sense and crisp knock sound in the pressing process; the sounding key has the advantages of simple structure, low production cost, good adaptability, high installation speed, crisp sounding and long service life.
Description
Technical Field
The application relates to the field of keys, in particular to a sound generating device for an elastic key.
Background
Traditional elastic keys (e.g., membrane keys) have a very wide application range, and such keys trigger a switch signal when being struck or pressed, and rebound by the elastic material of the keys. The problem with this kind of elastic button is that, when striking or pressing, because there is not micro-motion shell fragment switch structure of mechanical button, the elastic button hardly has the striking sound of section sense, and the triggering process is soft and continuous yet, and the feel is relatively poor. If the traditional elastic key is to be improved in sounding, the technology is quite complex, the cost is too high, and the possibility of implementation is basically unavailable in the technical field. Aiming at the current situation, the technical problem to be solved by the innovation is to provide an external device which can be arranged outside an elastic key and provides the pressing function of paragraph sense and sounding.
Disclosure of Invention
In view of the above, the present application aims to provide a sound generating apparatus that can be directly mounted on an elastic key to achieve a crisp striking effect.
In order to achieve the technical purpose, the scheme of the application is as follows: the sounding device comprises a key seat and a key core nested in the key seat, wherein the bottom of the key seat is a sleeved cavity, the key seat is arranged on the elastic key through the sleeved cavity, the bottom of the key core is adjacent to the elastic key, the top of the key core extends out of the key seat, and the key core can be acted on the elastic key by pressing; and a sounding structural member is arranged between the key seat and the key core.
The sounding structural member comprises a tension spring and a connecting arm, wherein a clamping hook is arranged at the top of the connecting arm, and a sounding base is arranged at the bottom of the connecting arm;
the middle part of the key core is provided with a sound emitting cavity, and one side of the key core is provided with a side window; the connecting arm penetrates through the side window and is arranged in the sounding cavity, one end of the tension spring is arranged on the sounding base of the connecting arm, and the other end of the tension spring is propped against the top of the sounding cavity;
the top of the clamping hook of the connecting arm is an upper slope surface;
when the key core is not pressed, the upper slope part of the clamping hook is contacted with the inner side of the top of the side window, and the lower horizontal part of the clamping hook is contacted with the top of the key seat, so that the connecting arm is in a hanging state;
when the key core is pressed down, the upper slope part of the clamping hook is extruded at the top of the side window of the key core, so that the clamping hook moves towards the inner side of the key core, the tension spring is continuously extruded for energy storage, meanwhile, the distance between the sounding base of the connecting arm and the sounding cavity bottom of the key core is continuously increased until the clamping hook is separated from the top of the key seat when the key core descends to a critical position, and the sounding base and the sounding cavity bottom strike for sounding under the action of the tension spring.
Preferably, the two sides of the key core are provided with movable buckles, the two sides of the key seat are provided with protruding clamping grooves, when the key core is embedded into the key seat, the buckles are clamped into the clamping grooves, and the key core moves up and down within the limiting range of the clamping grooves.
Preferably, the lower part of the connecting arm is provided with a slotted hole, and the lower half part of the tension spring is embedded in the slotted hole;
the bottom of the sounding cavity is provided with a fixed convex column, and the upper half part of the tension spring is clamped on the fixed convex column.
Preferably, a sounding card is further arranged in the sounding cavity, and a sounding groove is further formed in the sounding base;
after the sounding card is clamped into the sounding base, the sounding card is positioned in the sounding groove.
Preferably, the sound producing card has a triangular structure, and the sound producing groove has a trapezoid structure.
Preferably, the corner of the connecting arm is also provided with a reinforcing rib.
Preferably, a key post is arranged at the middle upper part of the key core, and a key cap is nested and installed on the key post.
The application has the beneficial effects that the application can be directly arranged on the elastic key, is suitable for the application of the traditional elastic key (such as a film keyboard), and has stronger section sense and crisp knock sound in the pressing process; the sounding key has the advantages of simple structure, low production cost, good adaptability, high installation speed, crisp sounding and long service life.
Drawings
FIG. 1 is a junction exploded view of the present application;
FIG. 2 is a schematic diagram of a key core according to the present application;
FIG. 3 is a schematic diagram of the bottom surface of the key core according to the present application;
FIG. 4 is a schematic illustration of the structure of the sounding structure of the present application;
FIG. 5 is a schematic view of the structure of the initial state of the present application;
FIG. 6 is a schematic view of the present application in a pressing process;
fig. 7 is a schematic view of the fully depressed structure of the present application.
Detailed Description
The application will now be described in further detail with reference to the drawings and to specific examples.
As shown in fig. 1-7, the embodiment of the present application is a sound generating device for an elastic key, the sound generating device includes a key seat 1, a key core 3 nested in the key seat 1, a socket cavity 6 is formed at the bottom of the key seat 1, the key seat 1 is mounted on the elastic key 2 through the socket cavity 6, the bottom of the key core 3 is adjacent to the elastic key 2, the top of the key core 3 extends out of the key seat 1, and the key core 3 can be pressed to apply force on the elastic key 2; a sounding structural member 5 is arranged between the key seat 1 and the key core 3.
The sounding structural member 5 comprises a tension spring 504 and a connecting arm 502, wherein a clamping hook 501 is arranged at the top of the connecting arm 502, and a sounding base 503 is arranged at the bottom of the connecting arm 502;
the middle part of the key core 3 is provided with a sound generating cavity 301, and one side of the key core 3 is provided with a side window 302; the connecting arm 502 passes through the side window 302 and is arranged in the sounding cavity 301, one end of the tension spring 504 is arranged on the sounding base 503 of the connecting arm 502, and the other end is propped against the top of the sounding cavity 301;
the top of the hook 501 of the connecting arm 502 is an upper slope surface;
when the key core 3 is not pressed, the upper slope part of the hook 501 contacts with the inner side of the top of the side window 302, and the lower horizontal part of the hook 501 contacts with the top of the key seat 1, so that the connecting arm is in a hanging state;
when the key core 3 is pressed down, the top of the side window 302 of the key core 3 presses the upper slope part of the hook 501, so that the hook 501 moves towards the inner side of the key core 3, the tension spring 504 is continuously pressed for energy storage, meanwhile, the distance between the sounding base 503 of the connecting arm 502 and the bottom of the sounding cavity 301 of the key core 3 is continuously increased until the key core 3 descends to a critical position, the hook 501 is separated from the top of the key seat 1, and the sounding base 503 and the bottom of the sounding cavity 301 strike and sound under the action of the tension spring 504.
For better fixing the key core, two sides of the key core 3 are provided with movable buckles 303, two sides of the key seat 1 are provided with convex clamping grooves 7, when the key core 3 is embedded into the key seat 1, the buckles 303 are clamped into the clamping grooves 7, and the key core 3 moves up and down within the limit range of the clamping grooves 7. When the key core is inserted into the key seat through the buckle, the key core can move up and down in a designated area in the key seat and cannot pop up.
In order to fix the tension spring, a slotted hole 505 is arranged at the lower part of the connecting arm 502, and the lower half part of the tension spring 504 is embedded into the slotted hole 505;
the bottom of the sounding cavity 301 is provided with a fixed convex column 304, and the upper half part of the tension spring 504 is clamped on the fixed convex column 304. The upper part of the tension spring is fixed through the fixing convex column, and the lower part of the tension spring is fixed through the slotted hole, so that the tension spring can be effectively prevented from loosening in the extrusion process.
In order to enable the sounding structural member to move in the appointed area, a sounding card 305 is further disposed in the sounding cavity 301, and a sounding groove 506 is further disposed on the sounding base 503;
after the sounding base 503 is clamped into the sounding card 305, the sounding card 305 is located in the sounding groove 506, and the sounding card limits the sounding structural member to move in the section of the sounding groove. Through inserting the sounding base in the sounding card on the sounding cavity, sounding card can effective fixed connection arm, lets sounding base at appointed regional level activity, increase and decrease stability.
In order to better realize the limiting function, the sounding card 305 has a triangular structure, and the sounding groove 506 has a trapezoid structure.
In order to increase the stability of the connecting arm, the corner of the connecting arm 502 is further provided with a reinforcing rib 507. Because the connecting arm can be extruded in the activity, can be for its stability by increasing the strengthening rib, increase life.
In order to better fix the key cap, a key post 306 is arranged in the middle of the key core 3, and the key cap 4 is nested and installed on the key post 306. The key post comprises four square cones, and the bottom of the key cap is correspondingly provided with a mounting groove, so that the key cap and the key core can be stably connected through the key post.
When the sound generating card is static, the lower horizontal part of the clamping hook is contacted with the top of the key seat, the tension spring is in an open state, and at the moment, the vertical edge of the sound generating groove is contacted with the vertical edge of the sound generating card. When the key core is pressed down, the side window on the key core extrudes the sounding structural member to move downwards, namely the clamping hook moves downwards to the inner side of the key core, the tension spring is in a compressed state, when the key core descends to a critical position, the lower horizontal part of the clamping hook is separated from the top of the key seat, and the sounding groove of the sounding base and the sounding card at the bottom of the sounding cavity are hit under the action of the tension spring to make crisp sounds (the state of fig. 5 to the state of fig. 6); the key core continues to move downwards until the elastic key is fully pressed (the state of fig. 7); after the elastic button is loosened, the elastic button automatically rebounds to drive the key core, the key cap and the sounding structural member to reset.
The application has simple structure, can be directly arranged on the elastic key, is suitable for the application of the traditional film keyboard, and has stronger section sense and crisp knock sound in the pressing process; the sounding key has the advantages of simple structure, low production cost, good adaptability, high installation speed, crisp sounding and long service life.
The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the application, but any minor modifications, equivalents, and improvements made to the above embodiments according to the technical principles of the present application should be included in the scope of the technical solutions of the present application.
Claims (7)
1. The sounding device for the elastic key is characterized by comprising a key seat and a key core which is nested and arranged in the key seat, wherein the bottom of the key seat is a sleeving cavity, the key seat is arranged on the elastic key through the sleeving cavity, the bottom of the key core is adjacent to the elastic key, the top of the key core extends out of the key seat, and the key core can be acted on the elastic key by pressing; a sounding structural member is arranged between the key seat and the key core;
the sounding structural member comprises a tension spring and a connecting arm, wherein a clamping hook is arranged at the top of the connecting arm, and a sounding base is arranged at the bottom of the connecting arm;
the middle part of the key core is provided with a sound emitting cavity, and one side of the key core is provided with a side window; the connecting arm penetrates through the side window and is arranged in the sounding cavity, one end of the tension spring is arranged on the sounding base of the connecting arm, and the other end of the tension spring is propped against the top of the sounding cavity;
the top of the clamping hook of the connecting arm is an upper slope surface;
when the key core is not pressed, the upper slope part of the clamping hook is contacted with the inner side of the top of the side window, and the lower horizontal part of the clamping hook is contacted with the top of the key seat, so that the connecting arm is in a hanging state;
when the key core is pressed down, the upper slope part of the clamping hook is extruded at the top of the side window of the key core, so that the clamping hook moves towards the inner side of the key core, the tension spring is continuously extruded for energy storage, meanwhile, the distance between the sounding base of the connecting arm and the sounding cavity bottom of the key core is continuously increased until the clamping hook is separated from the top of the key seat when the key core descends to a critical position, and the sounding base and the sounding cavity bottom strike for sounding under the action of the tension spring.
2. The sound generating apparatus for an elastic key according to claim 1, wherein: the key core is characterized in that movable buckles are arranged on two sides of the key core, protruding clamping grooves are formed on two sides of the key seat, when the key core is embedded into the key seat, the buckles are clamped into the clamping grooves, and the key core moves up and down within the limiting range of the clamping grooves.
3. The sound generating apparatus for an elastic key according to claim 1, wherein: the lower part of the connecting arm is provided with a slotted hole, and the lower half part of the tension spring is embedded into the slotted hole;
the bottom of the sounding cavity is provided with a fixed convex column, and the upper half part of the tension spring is clamped on the fixed convex column.
4. The sound generating apparatus for an elastic key according to claim 1, wherein: a sounding card is further arranged in the sounding cavity, and a sounding groove is further formed in the sounding base;
after the sounding card is clamped into the sounding base, the sounding card is positioned in the sounding groove.
5. The sound generating apparatus for an elastic key according to claim 4, wherein: the sound producing card is of a triangular structure, and the sound producing groove is of a trapezoid structure.
6. The sound generating apparatus for an elastic key according to claim 1, wherein: and reinforcing ribs are further arranged at the corners of the connecting arms.
7. The sound generating apparatus for an elastic key according to any one of claims 1 to 6, wherein: the key core is characterized in that a key column is arranged at the middle upper part of the key core, and a key cap is nested and installed on the key column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053259.7A CN108807060B (en) | 2018-09-10 | 2018-09-10 | Sounding device for elastic key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053259.7A CN108807060B (en) | 2018-09-10 | 2018-09-10 | Sounding device for elastic key |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108807060A CN108807060A (en) | 2018-11-13 |
| CN108807060B true CN108807060B (en) | 2023-11-07 |
Family
ID=64082276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811053259.7A Active CN108807060B (en) | 2018-09-10 | 2018-09-10 | Sounding device for elastic key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108807060B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292990A (en) * | 2018-12-07 | 2020-06-16 | 致伸科技股份有限公司 | Keyboard device and key structure thereof |
| CN110416017B (en) * | 2019-08-23 | 2024-03-08 | 广东恒沣企业管理有限公司 | Novel sounding key |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205230887U (en) * | 2015-12-13 | 2016-05-11 | 关义刚 | Machinery button |
| CN205959844U (en) * | 2016-07-06 | 2017-02-15 | 李�泳 | Sound production shell fragment membrane keyboard |
| CN206595178U (en) * | 2017-04-10 | 2017-10-27 | 惠州市正牌科电有限公司 | Mechanical switch and its keyboard structure and its keyboard structure for membrane keyboard |
| CN206711804U (en) * | 2017-03-17 | 2017-12-05 | 李荣书 | It is a kind of be used for can the button sound-producing device with the silica gel thin film keyboard of backlight |
| CN208622632U (en) * | 2018-09-10 | 2019-03-19 | 东莞市名键电子科技有限公司 | A kind of sounding device for flexible keypad |
-
2018
- 2018-09-10 CN CN201811053259.7A patent/CN108807060B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205230887U (en) * | 2015-12-13 | 2016-05-11 | 关义刚 | Machinery button |
| CN205959844U (en) * | 2016-07-06 | 2017-02-15 | 李�泳 | Sound production shell fragment membrane keyboard |
| CN206711804U (en) * | 2017-03-17 | 2017-12-05 | 李荣书 | It is a kind of be used for can the button sound-producing device with the silica gel thin film keyboard of backlight |
| CN206595178U (en) * | 2017-04-10 | 2017-10-27 | 惠州市正牌科电有限公司 | Mechanical switch and its keyboard structure and its keyboard structure for membrane keyboard |
| CN208622632U (en) * | 2018-09-10 | 2019-03-19 | 东莞市名键电子科技有限公司 | A kind of sounding device for flexible keypad |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108807060A (en) | 2018-11-13 |
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Effective date of registration: 20230508 Address after: No. 1603, Zhejiang Dongguan Business Center, Dongguan Rural Commercial Bank Tangxia Branch Building, No. 5 Yingbin Avenue, Tangxia Town, Dongguan City, Guangdong Province, 523716 (cluster registration) Applicant after: Guangdong Hengfeng Enterprise Management Co.,Ltd. Address before: 523718 No.6 Dongyu 2nd Street, Xiekeng Industrial Zone, Qingxi Town, Dongguan City, Guangdong Province Applicant before: DONGGUAN MINGJIAN ELECTRONIC TECHNOLOGY Co.,Ltd. |
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