CN204407228U - Water-proof dust-proof keyboard switch - Google Patents
Water-proof dust-proof keyboard switch Download PDFInfo
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- CN204407228U CN204407228U CN201520025376.8U CN201520025376U CN204407228U CN 204407228 U CN204407228 U CN 204407228U CN 201520025376 U CN201520025376 U CN 201520025376U CN 204407228 U CN204407228 U CN 204407228U
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Abstract
The utility model discloses Water-proof dust-proof keyboard switch, comprise hollow housing, back-moving spring, first luminescent device, be movably installed in the button in hollow housing and the contactless electronic assembly for induced key active actions, first luminescent device, the outer surface of contactless electronic assembly is all coated with the overlay film for water proof and dust proof, the bottom of button penetrates in hollow housing, the bottom of this button offsets bottom back-moving spring and hollow housing, the top of button is stretched out by hollow housing, the bottom of hollow housing has first perforation and the second perforation of mutually separating, contactless electronic assembly one end is positioned at hollow housing, the other end stretches out by the first perforation, first luminescent device is positioned at the second perforation.The utility model can effectively solve waterproof and dustproof problem.
Description
Technical field
The utility model relates to keyboard switch field, particularly relates to Water-proof dust-proof keyboard switch.
Background technology
The mechanical switch of existing keyboard, be generally pure mechanical structure, whether contact control circuit by sheet metal during depresses button whether to connect, loose contact is caused because Metal Contact sheet is easy to oxidation, and it does not have waterproof and dustproof function, when inner inlet or after entering dirt, the oxidation of aggravation Metal Contact sheet, easily cause keyboard short circuit or open circuit, repeatedly all no reaction or pressing keys are not once but repeatedly reacted to cause pressing keys, have a strong impact on user operation or cause operation inconvenience to user, reduce product quality and damage brand image.
For above-mentioned defect, for realizing waterproof and dustproof function, waterproof and dustproof process need be carried out, but Metal Contact sector-meeting is caused non-conductive after waterproof and dustproof aluminum coated steel by insulation, and the mechanical activity of switch part can be glued dead by the overlay film of waterproof and dustproof process and lose movable function, causes pressing.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide Water-proof dust-proof keyboard switch, can effectively solve waterproof and dustproof problem.
The purpose of this utility model adopts following technical scheme to realize:
Water-proof dust-proof keyboard switch, comprise hollow housing, back-moving spring, first luminescent device, be movably installed in the button in hollow housing and the contactless electronic assembly for induced key active actions, first luminescent device, the outer surface of contactless electronic assembly is all coated with the overlay film for water proof and dust proof, the bottom of button penetrates in hollow housing, the bottom of this button offsets bottom back-moving spring and hollow housing, the top of button is stretched out by hollow housing, the bottom of hollow housing has first perforation and the second perforation of mutually separating, contactless electronic assembly one end is positioned at hollow housing, the other end stretches out by the first perforation, first luminescent device is positioned at the second perforation.
Preferably, described Water-proof dust-proof keyboard switch also comprises fixed head and pcb board, hollow housing is plugged in fixed head, pcb board is positioned at below fixed head, first luminescent device is installed on pcb board and is electrically connected with this pcb board, and contactless electronic assembly is fixed on pcb board through a fixed mount and is electrically connected with this pcb board.
Preferably, described hollow housing comprises upper cover and base, and upper cover is covered in base top, and the bottom of base is provided with described first perforation and the second perforation; The top outer rim of base has also crossed out flange.
Preferably, described contactless electronic assembly comprises the even switch of the light be made up of the second luminescent device and light-sensitive device, or, described contactless electronic assembly comprises the magnetic sensible switch be made up of magnetic inductor, stretch in this interval to make described button grating and the light path of the second luminescent device and light-sensitive device is carried out stop and do not stopped, or stop carried out to the magnetic induction of magnetic inductor and does not stop, switching and realize switching signal output.
Preferably, described Water-proof dust-proof keyboard switch also comprises light-guiding pillar, and the bottom insertion hollow housing of this light-guiding pillar is interior and just right with the first luminescent device, and the other end of this light-guiding pillar stretches out by hollow housing.
Compared to existing technology, the beneficial effects of the utility model are:
The discrete setting of electronic structure that the utility model is consisted of the mechanical structure that hollow housing, button, back-moving spring three formed and the first luminescent device and contactless electronic assembly, thus conventional waterproof and dustproof coating technique can be carried out to the first luminescent device and contactless electronic assembly separately, both outer surfaces are made all to cover the overlay film of waterproof and dustproof, to realize waterproof and dustproof object, reach the waterproof and dustproof grade of at least IP65, can reliably use under water; And under this waterproof and dustproof effect, because contactless electronic assembly is the active actions being carried out induced key by non-contacting mode, overlay film does not affect the active actions of button to the signal transmission of contactless electronic assembly, thus guarantee that the active actions of button obtains effectively external feedback, and overlay film can not cling above-mentioned mechanical structure, it is hereby ensured the flexible pressing that button is realized by back-moving spring and reset activity; In addition, the first perforation and the second perforation are beneficial to the conducting of circuit, and the light source that the first luminescent device produces can realize outer glow effect.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model Water-proof dust-proof keyboard switch wherein under a visual angle;
Fig. 2 is the perspective view of the utility model Water-proof dust-proof keyboard switch under another visual angle;
Fig. 3 is the schematic diagram after the utility model upper cover, back-moving spring, button decomposition;
Fig. 4 is the mechanical structure of the utility model Water-proof dust-proof keyboard switch and the schematic diagram of electronic structure fractionation.
In figure: 1, hollow housing; 11, the first perforation; 12, the second perforation; 13, upper cover; 14, base; 15, flange; 2, back-moving spring; 3, the first luminescent device; 4, button; 5, contactless electronic assembly; 51, the second luminescent device; 52, light-sensitive device; 53, interval; 54, fixed mount; 6, fixed head; 7, pcb board; 8, light-guiding pillar.
Embodiment
Water-proof dust-proof keyboard switch as shown in Figures 1 to 3, comprise hollow housing 1, back-moving spring 2, first luminescent device 3, be movably installed in the button 4 in hollow housing 1 and the contactless electronic assembly 5 for induced key 4 active actions, first luminescent device 3, the outer surface of contactless electronic assembly 5 is all coated with the overlay film (not shown) for water proof and dust proof, the bottom of button 4 penetrates in hollow housing 1, the bottom of this button 4 offsets bottom back-moving spring 2 with hollow housing 1, the top of button 4 is stretched out by hollow housing 1, the bottom of hollow housing 1 has first perforation 11 and second perforation 12 of mutually separating, contactless electronic assembly 5 one end is positioned at hollow housing 1, the other end stretches out by the first perforation 11, first luminescent device 3 is positioned at the second perforation 12.
By the discrete setting of electronic structure that both the mechanical structure of hollow housing 1, button 4, back-moving spring 2 three formation and the first luminescent device 3 and contactless electronic assembly 5 are formed, thus conventional waterproof and dustproof coating technique can be carried out to the first luminescent device 3 and contactless electronic assembly 5 separately, both outer surfaces are made all to cover the overlay film of waterproof and dustproof, to realize waterproof and dustproof object, reach the waterproof and dustproof grade of at least IP65, can reliably use under water; And under this waterproof and dustproof effect, because contactless electronic assembly 5 is the active actions being carried out induced key 4 by non-contacting mode, overlay film does not affect the active actions of button 4 to the signal transmission of contactless electronic assembly 5, thus guarantee that the active actions of button 4 obtains effectively external feedback, and overlay film can not cling above-mentioned mechanical structure, it is hereby ensured the flexible pressing that button 4 is realized by back-moving spring 2 and reset activity; In addition, the first perforation 11 and the second perforation 12 are beneficial to the conducting of circuit, and the light source that the first luminescent device 3 produces enters hollow housing 1 through the second perforation 12, makes it to realize outer glow effect.
Wherein, the first luminescent device 3 can adopt LED; Contactless electronic assembly 5 can adopt infrared emission/receiving unit, also can adopt photoelectric sensor, or other then can react the electronic sensor assembly of button 4 activity without the need to contact.The contactless electronic assembly 5 of this example comprises the second luminescent device 51 and light-sensitive device 52, interval 53 is formed between the second luminescent device 51 and light-sensitive device 52, the grating of described button 4 switches between the position stretching in this interval 53 and depart from this interval 53, to carry out stop to 52 light pathes of the second luminescent device 51 and light-sensitive device and not stop, switch and realize switching signal output, specifically, when button 4 stretches into after in interval 53, by the light transmission of stop second luminescent device 51 pairs of light-sensitive devices 52, thus obtain button 4 signal feedback.Certainly, contactless electronic assembly 5 also can comprise the magnetic sensible switch be made up of magnetic inductor, the magnetic grid of button 4 switches between the position stretching in interval 53 and depart from this interval 53, to carry out stop to the magnetic induction of magnetic inductor and not stop, switches and realizes switching signal and export.It will be appreciated by persons skilled in the art that this contactless electronic assembly also can be set to other non-contacting switching device.
For realizing the convenient for assembly of this Water-proof dust-proof keyboard switch in conjunction with keyboard, this Water-proof dust-proof keyboard switch also comprises fixed head 6 and pcb board 7, hollow housing 1 is plugged in fixed head 6, pcb board 7 is positioned at below fixed head 6, first luminescent device 3 is installed on pcb board 7 and is electrically connected with this pcb board 7, and contactless electronic assembly 5 is fixed on pcb board 7 through a fixed mount 54 and is electrically connected with this pcb board 7.Contactless electronic assembly 5 and the first luminescent device 3 by pcb board 7 Power supply and control effectively to work.During production, as shown in Figure 3, Figure 4, because above-mentioned mechanical structure and above-mentioned electronic structure split, then electronic structure to be first welded on pcb board 7 and after doing the aluminum coated steel of waterproof and dustproof, then mechanical structure to be installed on electronic structure to complete assembling product.
Particularly, the hollow housing 1 of this example comprises upper cover 13 and base 14, and upper cover 13 is covered in base 14 top, and the bottom of base 14 is provided with described first perforation 11 and the second perforation 12, and upper cover 13 and the discrete mode of base 14 are beneficial to assembling; The top outer rim of base 14 has also crossed out flange 15, and this flange 15 effectively can be clamped on the corresponding through hole for passing hollow housing 1 offered on fixed head 6, with stable fixing hollow housing 1.
The external world is spread out of better for making the light sent of the first luminescent device 3, make this Water-proof dust-proof keyboard Switch Controller outer luminous, be beneficial to use under water or night etc. uses under low light environment, this Water-proof dust-proof keyboard switch also comprises light-guiding pillar 8, the bottom insertion hollow housing 1 of this light-guiding pillar 8 is interior and just right with the first luminescent device 3, the other end of this light-guiding pillar 8 is by 1 stretching out in hollow housing, then the light that the first luminescent device 3 sends can be directed to above hollow housing 1 by light-guiding pillar 8, is convenient to pressing keys 4 and operates use.
Above-mentioned execution mode is only preferred implementation of the present utility model; can not limit the scope of the utility model protection with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present utility model all belong to the utility model scope required for protection.
Claims (5)
1. Water-proof dust-proof keyboard switch, it is characterized in that: comprise hollow housing, back-moving spring, first luminescent device, be movably installed in the button in hollow housing and the contactless electronic assembly for induced key active actions, first luminescent device, the outer surface of contactless electronic assembly is all coated with the overlay film for water proof and dust proof, the bottom of button penetrates in hollow housing, the bottom of this button offsets bottom back-moving spring and hollow housing, the top of button is stretched out by hollow housing, the bottom of hollow housing has first perforation and the second perforation of mutually separating, contactless electronic assembly one end is positioned at hollow housing, the other end stretches out by the first perforation, first luminescent device is positioned at the second perforation.
2. Water-proof dust-proof keyboard switch according to claim 1, it is characterized in that: described Water-proof dust-proof keyboard switch also comprises fixed head and pcb board, hollow housing is plugged in fixed head, pcb board is positioned at below fixed head, first luminescent device is installed on pcb board and is electrically connected with this pcb board, and contactless electronic assembly is fixed on pcb board through a fixed mount and is electrically connected with this pcb board.
3. Water-proof dust-proof keyboard switch according to claim 2, it is characterized in that: described hollow housing comprises upper cover and base, upper cover is covered in base top, and the bottom of base is provided with described first perforation and the second perforation; The top outer rim of base has also crossed out flange.
4. Water-proof dust-proof keyboard switch according to claim 1, it is characterized in that: described contactless electronic assembly comprises the even switch of the light be made up of the second luminescent device and light-sensitive device, or described contactless electronic assembly comprises the magnetic sensible switch be made up of magnetic inductor.
5. the Water-proof dust-proof keyboard switch according to any one of Claims 1 to 4, it is characterized in that: described Water-proof dust-proof keyboard switch also comprises light-guiding pillar, the bottom insertion hollow housing of this light-guiding pillar is interior and just right with the first luminescent device, and the other end of this light-guiding pillar stretches out by hollow housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025376.8U CN204407228U (en) | 2015-01-14 | 2015-01-14 | Water-proof dust-proof keyboard switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025376.8U CN204407228U (en) | 2015-01-14 | 2015-01-14 | Water-proof dust-proof keyboard switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204407228U true CN204407228U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520025376.8U Active CN204407228U (en) | 2015-01-14 | 2015-01-14 | Water-proof dust-proof keyboard switch |
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| CN (1) | CN204407228U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411308A (en) * | 2016-11-30 | 2017-02-15 | 东莞市凯虹电子科技有限公司 | Light triggered mechanical keyboard switch |
| CN109920679A (en) * | 2019-03-21 | 2019-06-21 | 东莞璟阳电子科技有限公司 | A kind of contactless axis and key of key |
| US10637470B2 (en) | 2018-01-05 | 2020-04-28 | Darfon Electronics Corp. | Optical keyswitch |
| US11018667B2 (en) | 2018-01-05 | 2021-05-25 | Darfon Electronics Corp. | Optical keyswitch |
| US11721500B2 (en) | 2021-04-07 | 2023-08-08 | Darfon Electronics Corp. | Keyswitch assembly and support mechanism thereof |
| US11735379B2 (en) | 2021-04-07 | 2023-08-22 | Darfon Electronics Corp. | Keyswitch assembly |
| US11770123B2 (en) | 2018-01-05 | 2023-09-26 | Darfon Electronics Corp. | Optical keyswitch comprising a keycap having a light transmission area and a keycap projection area projected on a circuit board |
-
2015
- 2015-01-14 CN CN201520025376.8U patent/CN204407228U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411308A (en) * | 2016-11-30 | 2017-02-15 | 东莞市凯虹电子科技有限公司 | Light triggered mechanical keyboard switch |
| US10637470B2 (en) | 2018-01-05 | 2020-04-28 | Darfon Electronics Corp. | Optical keyswitch |
| US11018667B2 (en) | 2018-01-05 | 2021-05-25 | Darfon Electronics Corp. | Optical keyswitch |
| US11108393B2 (en) | 2018-01-05 | 2021-08-31 | Darfon Electronics Corp. | Optical keyswitch triggered by support mechanism having at least one rotatable frame enable a protrusion to move along with a key cap |
| US11770123B2 (en) | 2018-01-05 | 2023-09-26 | Darfon Electronics Corp. | Optical keyswitch comprising a keycap having a light transmission area and a keycap projection area projected on a circuit board |
| US11855624B2 (en) | 2018-01-05 | 2023-12-26 | Darfon Electronics Corp. | Optical switch comprising a movable member to rotate in response to movement of a support mechanism to change the intensity of received optical signal |
| CN109920679A (en) * | 2019-03-21 | 2019-06-21 | 东莞璟阳电子科技有限公司 | A kind of contactless axis and key of key |
| CN109920679B (en) * | 2019-03-21 | 2024-05-03 | 东莞璟阳电子科技有限公司 | Non-contact type shaft of key and key |
| US11721500B2 (en) | 2021-04-07 | 2023-08-08 | Darfon Electronics Corp. | Keyswitch assembly and support mechanism thereof |
| US11735379B2 (en) | 2021-04-07 | 2023-08-22 | Darfon Electronics Corp. | Keyswitch assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230419 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) Patentee after: Guangdong Hengfeng Enterprise Management Co.,Ltd. Address before: 4th Floor, No. 10 Shuilin Road, Tangxia Town, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN MINGJIAN ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |