CN104992870A - Dustproof type mechanical keyboard switch - Google Patents
Dustproof type mechanical keyboard switch Download PDFInfo
- Publication number
- CN104992870A CN104992870A CN201510386668.9A CN201510386668A CN104992870A CN 104992870 A CN104992870 A CN 104992870A CN 201510386668 A CN201510386668 A CN 201510386668A CN 104992870 A CN104992870 A CN 104992870A
- Authority
- CN
- China
- Prior art keywords
- base
- circular hole
- installation shaft
- shaft
- drive division
- 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.)
- Pending
Links
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
- H01H13/86—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 the casing, e.g. sealed casings or casings reducible in size
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/03—Separate key housing
Abstract
The invention provides a dustproof type mechanical keyboard switch. The dustproof type mechanical keyboard switch comprises a base, a rubber cover, a connecting portion, a key cap, a first terminal, a second terminal, a pressing pad, a reed and a fixing frame; the rubber cover is buckled to the base and is provided with an installation portion; the installation portion extends upwards and obliquely and extends inwards, so that a main body portion can be formed; the main body portion is flat plate-shaped; the inner edge of the main body portion extends upwards, so that the connection portion can be formed; the connection portion extends inwards, so that a dustproof cover can be formed; a circular hole is formed in the dustproof cover in a penetrating manner; the key cap is provided with an installation shaft; the installation shaft is installed in the circular hole in an up-and-down movable manner and is matched with the circular hole; the pressing pad is provided with a driving portion; the driving portion extends upwards, so that a driving shaft can be formed; the driving shaft is installed in the installation shaft; the driving portion extends downwards, so that a fixing shaft can be formed; the fixing shaft is inserted into the base; the reed is installed on the base; and the fixing frame is installed on the base. The installation shaft is installed in the circular hole in an up-and-down movable manner and is matched with the circular hole, and therefore, external dust can be effectively prevented from entering the switch either in a pressed state or in an ejected state. Compared with existing designs, the dustproof type mechanical keyboard switch has the advantages of simplified structure and capability of preventing dust from falling in the switch.
Description
Technical field
The present invention relates to a kind of dust-proof type mechanical keyboard switch.
Background technology
A kind of key switch of current use, it comprises a upper cover, one lower cover, one by sincere, one spring, moved end, static terminal, upper cover and lower cover fasten mutually, by on sincere being installed in, between lower cover, move up and down by sincere, and then make to contact with each other between moved end and static terminal or be separated, to realize the conducting of key switch and to close, the upper cover of current use, the upper surface of upper cover is all planes, upper cover offers a square hole, be installed in square hole by sincere, by means of spring make by sincere can springing up and down, owing to coordinating with square hole by sincere needs, it is very large that square hole needs are offered, can guarantee to pump by sincere, therefore when by sincere pressing and upspring state time, dust all easily enters into key switch inside, Long-Time Service, dust is easy to the inside of the key switch overstock, be easy to the damage causing inner member, and then cause scrapping of key switch.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide a kind of dust-proof type mechanical keyboard switch, it has dust-proof, the simple characteristic of structure.
The present invention is achieved in that a kind of formula mechanical keyboard switch, and it comprises:
One base;
One Jiao Gai, it has an installation portion, described installation portion is to downward-extension one holding part, described holding part is fastened on described base, obliquely and the main part that extends internally, described main part is tabular to described installation portion, and described main part inward flange upwards extends a junction, described connecting portion extends internally a dust cap again, provides a circular hole in described dust cap;
One keycap, it has an installation shaft, and described installation shaft is movably installed in described circular hole up and down, and matches with described circular hole, and the gap between described installation shaft and described circular hole is between 0.05 millimeter to 0.4 millimeter;
One the first terminal, is installed in described base, and described the first terminal has one first contact site;
One second terminal, is installed in described base, and described second terminal has one second contact site, drives keycap to move up and down, and contacts with each other or be separated between keycap described second contact site of driving and the first contact site;
One by sincere, it has a drive division, the side of described drive division has been horizontally disposed with blocking part, described blocking part is connected to the lower surface of described main part, described drive division upwards extends a driving shaft, described driving shaft is installed in described installation shaft, and described drive division is to downward-extension one fixed axis, and described fixed axis is inserted in described base;
One reed, is installed in described base, and the upper end of described reed is connected to described drive division, and the lower end of described reed is connected to described base;
One fixed mount, is installed in described base, and mutually fastens with described drive division.
Further, described keycap has a cap, the bottom surface of described cap to downward-extension one installation shaft, lower surface upwards recessed multiple draw-in groove of described installation shaft, and described installation shaft is rounded.
Further, the top of described driving shaft is provided with multiple card article, and described card article is snapped in described draw-in groove, and the lower surface of described installation shaft is connected to the upper surface of described drive division.
Jiao Gai of the present invention has an installation portion, described installation portion is to downward-extension one holding part, described holding part is fastened on described base, and obliquely and the main part that extends internally, described main part is tabular to described installation portion, described main part inward flange upwards extends a junction, described connecting portion extends internally a dust cap again, and provide a circular hole in described dust cap, keycap has an installation shaft, described installation shaft is movably installed in described circular hole up and down, and matches with described circular hole.Installation shaft and circular hole cooperatively interact, no matter be pressing or upspringing state, under the prerequisite not hindering the upper and lower easy movement of installation shaft, all can effectively prevent entering of extraneous dust, relative to covering the design of offering a square hole in the past, namely simplify the structure, falling into of the dust also avoided.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is three-dimensional combination figure provided by the invention;
Fig. 2 is three-dimensional exploded view provided by the invention;
Fig. 3 is the three-dimensional exploded view at another visual angle provided by the invention;
Fig. 4 is cutaway view provided by the invention;
Fig. 5 is the cutaway view at another visual angle provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Fig. 1 to Fig. 5, the invention provides a kind of dust-proof type mechanical keyboard switch, it comprises: base 1, glue lid 2, keycap 3, the first terminal 4,1 second terminal 5, is by sincere 6, one reed 7, fixed mount 8.
One base 1, it is made up of plastic material, and described base 1 is in order to be fixed on circuit board.
One glue lid 2, it has an installation portion 25, described installation portion 25 is square, described installation portion 25 is to downward-extension one holding part 26, described holding part 26 is fastened on described base 1, described installation portion 25 obliquely and the main part 21 that extends internally, described main part 21 is in tabular, described main part 21 inward flange upwards extends a junction 22, connecting portion 22 exceeds the upper surface of described main part 21, and described connecting portion 22 extends internally a dust cap 23 again, and dust cap 23 is in tabular, provide a circular hole 24 in described dust cap 23, described circular hole 24 is rounded.
One keycap 3, it has an installation shaft 32, described installation shaft about 32 is movably installed in described circular hole 24, and match with described circular hole 24, particularly, described keycap 3 has a cap 31, the bottom surface of described cap 31 is to downward-extension one installation shaft 32, lower surface upwards recessed multiple draw-in groove 33 of described installation shaft 32, and described installation shaft 32 is rounded, gap between described installation shaft 32 and described circular hole 24 is between 0.05 millimeter to 0.4 millimeter, the described top by the driving shaft of sincere 6 is provided with multiple card article 63, described card article 63 is snapped in described draw-in groove 33, with the adhesion increasing keycap 3 and press between sincere 6, prevent from coming off in the process used, and the lower surface of described installation shaft 32 is connected to the described upper surface by sincere drive division 61, can prevent dust from entering into inside further.
One the first terminal 4, also referred to as static terminal, be installed in described base 1, described the first terminal 4 has one first contact site.
One second terminal 5, also referred to as moved end, be installed in described base 1, described second terminal 5 has one second contact site, drives keycap 3 to move up and down, and keycap 3 drives and to contact with each other between described second contact site and the first contact site or be separated.
One by sincere 6, it has a drive division 61, described drive division 61 upwards extends a driving shaft 62, described driving shaft 62 is installed in described installation shaft 32, described drive division 61 is to downward-extension one fixed axis 64, described fixed axis 64 is inserted in described base 1, the side of described drive division 61 has been horizontally disposed with blocking part 65, described blocking part 65 is connected to the lower surface of described main part 21, entering of dust can be prevented, simultaneously by sincere 6 in the process popped up, also can prevent from directly getting on dust cap 23 by sincere 6, dust cap 23 is caused to damage, cause its lost of life.
One reed 7, also referred to as spring, be installed in described base 1, the upper end of described reed 7 is connected to described drive division 61, and the lower end of described reed 7 is connected to described base 1, in the process of upspringing by sincere 6, reed 7 can play a role in promoting, in the process declined by sincere 6, the feel of user can be increased, also can play cushioning effect.
One fixed mount 8, is installed in described base 1, and mutually fastens with described drive division 61, described fixed mount 8 can coordinate by sincere 6, prevent from swinging to the process moved up and down by sincere 6, ensure the normal up and down start by sincere 6, fixed mount 8 can also prevent dust from entering into inside simultaneously.
During use, keycap 3 is driven to move downward, installation shaft 32 moves downward in circular hole 24, installation shaft 32 moves downward driving Suo Shu by sincere 6 simultaneously, and then realize contacting of the first terminal 4 and the second terminal 5, unclamp keycap 3, driving moves upward by sincere 6 by reed 7, and then keycap 3 is popped up, make to state the lower surface that blocking part 65 is connected to described main part 21, effectively can prevent that dust cap 23 is touched to be arrived, installation shaft 32 is directly loaded in circular hole 24 simultaneously, can effectively prevent entering of extraneous dust, no matter be pressing or upspringing state, under the prerequisite not hindering installation shaft about 32 easy movement, all can effectively prevent entering of extraneous dust, relative to covering the design of offering a square hole in the past, namely simplify the structure, also falling into of the dust avoided, gap between described installation shaft 32 and described circular hole 24 is between 0.05 millimeter to 0.4 millimeter, both can guarantee to move up and down in installation shaft 32 and described circular hole, can prevent again dust from entering into inside, improve its useful life, also the damage of element can be prevented.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a dust-proof type mechanical keyboard switch, is characterized in that, comprising:
One base;
One Jiao Gai, it has an installation portion, described installation portion is to downward-extension one holding part, described holding part is fastened on described base, obliquely and the main part that extends internally, described main part is tabular to described installation portion, and described main part inward flange upwards extends a junction, described connecting portion extends internally a dust cap again, provides a circular hole in described dust cap;
One keycap, it has an installation shaft, and described installation shaft is movably installed in described circular hole up and down, and matches with described circular hole, and the gap between described installation shaft and described circular hole is between 0.05 millimeter to 0.4 millimeter;
One the first terminal, is installed in described base, and described the first terminal has one first contact site;
One second terminal, is installed in described base, and described second terminal has one second contact site, drives keycap to move up and down, and contacts with each other or be separated between keycap described second contact site of driving and the first contact site;
One by sincere, it has a drive division, the side of described drive division has been horizontally disposed with blocking part, described blocking part is connected to the lower surface of described main part, described drive division upwards extends a driving shaft, described driving shaft is installed in described installation shaft, and described drive division is to downward-extension one fixed axis, and described fixed axis is inserted in described base;
One reed, is installed in described base, and the upper end of described reed is connected to described drive division, and the lower end of described reed is connected to described base;
One fixed mount, is installed in described base, and mutually fastens with described drive division.
2. dust-proof type mechanical keyboard switch as claimed in claim 1, is characterized in that: described keycap has a cap, the bottom surface of described cap to downward-extension one installation shaft, lower surface upwards recessed multiple draw-in groove of described installation shaft, and described installation shaft is rounded.
3. dust-proof type mechanical keyboard switch as claimed in claim 2, is characterized in that: the top of described driving shaft is provided with multiple card article, and described card article is snapped in described draw-in groove, and the lower surface of described installation shaft is connected to the upper surface of described drive division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510386668.9A CN104992870A (en) | 2015-06-30 | 2015-06-30 | Dustproof type mechanical keyboard switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510386668.9A CN104992870A (en) | 2015-06-30 | 2015-06-30 | Dustproof type mechanical keyboard switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104992870A true CN104992870A (en) | 2015-10-21 |
Family
ID=54304672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510386668.9A Pending CN104992870A (en) | 2015-06-30 | 2015-06-30 | Dustproof type mechanical keyboard switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104992870A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877853A (en) * | 2015-12-14 | 2017-06-20 | 致伸科技股份有限公司 | Optical switch keyboard |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948432A1 (en) * | 1979-12-01 | 1981-06-04 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | switch with snap action - has contact springs holding snap-action balls in aperture against central column |
| CN203386635U (en) * | 2013-04-08 | 2014-01-08 | 东莞市高特电子有限公司 | Mechanical keyboard switch |
| CN204303636U (en) * | 2015-01-08 | 2015-04-29 | 东莞市索艾电子科技有限公司 | A kind of waterproof and dustproof structure of mechanical keyboard |
| CN104576141A (en) * | 2014-12-30 | 2015-04-29 | 东莞市环诺电子科技有限公司 | Non-contact keyboard switch |
| CN204732328U (en) * | 2015-06-30 | 2015-10-28 | 彭建新 | Dust-proof type mechanical keyboard switch |
-
2015
- 2015-06-30 CN CN201510386668.9A patent/CN104992870A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948432A1 (en) * | 1979-12-01 | 1981-06-04 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | switch with snap action - has contact springs holding snap-action balls in aperture against central column |
| CN203386635U (en) * | 2013-04-08 | 2014-01-08 | 东莞市高特电子有限公司 | Mechanical keyboard switch |
| CN104576141A (en) * | 2014-12-30 | 2015-04-29 | 东莞市环诺电子科技有限公司 | Non-contact keyboard switch |
| CN204303636U (en) * | 2015-01-08 | 2015-04-29 | 东莞市索艾电子科技有限公司 | A kind of waterproof and dustproof structure of mechanical keyboard |
| CN204732328U (en) * | 2015-06-30 | 2015-10-28 | 彭建新 | Dust-proof type mechanical keyboard switch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877853A (en) * | 2015-12-14 | 2017-06-20 | 致伸科技股份有限公司 | Optical switch keyboard |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151021 |
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| WD01 | Invention patent application deemed withdrawn after publication |