CN105185629A - Key switch - Google Patents
Key switch Download PDFInfo
- Publication number
- CN105185629A CN105185629A CN201510646759.1A CN201510646759A CN105185629A CN 105185629 A CN105185629 A CN 105185629A CN 201510646759 A CN201510646759 A CN 201510646759A CN 105185629 A CN105185629 A CN 105185629A
- Authority
- CN
- China
- Prior art keywords
- conducting strip
- movable contact
- contact spring
- clamp
- spring
- 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
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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
- H01H13/02—Details
- H01H13/04—Cases; Covers
-
- 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
- H01H13/10—Bases; Stationary contacts mounted thereon
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention discloses a key switch, comprising key caps, springs, snap-gauges, a moving contact, a static contact, a pinch plate, retaining spring, and a cover plate and a base which are jointed, and characterized by also comprising self-locking conducting strips; the cover plate and the base are both prepared by insulating materials; the base is provided with a plurality of grooves; the self-locking conducting strips are located in the grooves; the bottoms of the grooves are provided with jacks; the moving contact and the self-locking conducting strips are in electric connection.
Description
Technical field
The present invention relates to a kind of key switch.
Background technology
Piano key switch, because structure is simple and its reliability, applies on a lot of electrical equipment and lathe.As Fig. 1, its terminals of traditional piano key switch expose, and shell is metal, easily produce the danger of short circuit and electric shock; Terminals and terminating wire bother; Inner workings is difficult to observe, inconvenience inspection product work reliability.Its terminals of piano key switch with crawl key and reset key are various, make troubles when wiring to the producer, maintenance person.In order to overcome above-mentioned defect, we have developed a kind of key switch of improvement.
Summary of the invention
The object of the present invention is to provide a kind of key switch, effectively solve traditional its terminals of piano key switch and expose, and shell is metal, the easy generation short circuit caused and the danger of electric shock, terminals and the troublesome problem of terminating wire; The traditional piano key switch inner workings of effective solution is difficult to observe, the problem of the inconvenience inspection product work reliability caused; Traditional its terminals of piano key switch with crawl key and reset key of effective solution are various, the problem made troubles when wiring to the producer, maintenance person caused.
The present invention will solve the technical scheme that its technical problem adopts: a kind of key switch, comprise keycap 1, spring 2, clamp 3, movable contact spring 4, still 5, buckle 6, buckle spring 7, the cover plate 8 engaged each other and base 9, it is characterized in that: also comprise self-locking conducting strip 10, described cover plate 8 and base 9 are all insulating material, base 9 is provided with some grooves 91, described self-locking conducting strip 10 is positioned at groove 91, be provided with jack 92 bottom groove 91, described movable contact spring 4 is electrically connected with self-locking conducting strip 10.
Bottom described base 9, corresponding movable contact spring 4 place is provided with inspection hole 93.
Described movable contact spring 4 comprises the connecting portion 43 of fixed part 41, operating member 42 and connecting portion and operating member, and Open Side Down for movable contact spring 4, the corresponding still of operating member 42 make position.
Described self-locking conducting strip 10 comprises the first conducting strip 101, second conducting strip 102, the 4th conducting strip 104, the 5th conducting strip 105, the 7th conducting strip 107, the 8th conducting strip 108, also comprise and be positioned at the 3rd conducting strip 103 of the self-locking that groove 91 is not electrically connected with movable contact spring 4 and the 6th conducting strip 106 of self-locking, first conducting strip 101, the 4th conducting strip 104 and the 5th conducting strip 105 are electrically connected to each other, and the second conducting strip 102, the 7th conducting strip 107 and the 8th conducting strip 108 are electrically connected to each other;
Described movable contact spring 4 comprises the first movable contact spring 401, second movable contact spring 402, the 3rd movable contact spring 403, the 4th movable contact spring 404, described first movable contact spring 401 is electrically connected with the first conducting strip 101, second movable contact spring 402 is electrically connected with the second conducting strip 102,3rd movable contact spring 403 is electrically connected with the 5th conducting strip 105, and the 4th movable contact spring 404 is electrically connected with the 7th conducting strip 107;
Described still 5 comprises the first still 51 and the second still 52, first still 51 is electrically connected with the 6th conducting strip 106, the two ends operating member of corresponding first movable contact spring 401 and the operating member of the 4th movable contact spring 404 respectively of the first still 51, second still 52 is electrically connected with the 3rd conducting strip 103, the two ends operating member of corresponding second movable contact spring 402 and the operating member of the 3rd movable contact spring 403 respectively of the second still 52;
Described clamp 3 comprises the first clamp 31, second clamp 32 and the 3rd clamp 33, and described spring 2 comprises the first spring 21, second spring 22 and the 3rd spring 23, and described keycap 1 comprises normal touching cap 11, reset keycap 12 and taps keycap 13;
Described first clamp 31 one end is connected with normal touching cap 11, and the other end to be enclosed within the first clamp 31 through cover plate 8, first spring 21 and to be positioned at above cover plate 8;
Described second clamp 32 one end is connected with reset keycap 12, and the other end to be enclosed within the second clamp 32 through cover plate 8, second spring 22 and to be positioned at above cover plate 8;
Described 3rd clamp 33 one end with tap keycap 13 and be connected, the other end to be enclosed within the 3rd clamp 33 through cover plate 8, first spring 23 and to be positioned at above cover plate 8;
The operating member of the first movable contact spring 401 and the operating member of the second movable contact spring 402 can be pressed when first clamp 31 is pressed simultaneously, the operating member of the 3rd movable contact spring 403 and the operating member of the 4th movable contact spring 404 when the 3rd clamp 33 is pressed, can be pressed simultaneously.
The invention has the beneficial effects as follows:
Present invention employs above-mentioned technical scheme, this key switch comprises keycap, spring, clamp, movable contact spring, still, buckle, buckles spring, the cover plate engaged each other and base, it is characterized in that: also comprise self-locking conducting strip, described cover plate and base are all insulating material, base is provided with some grooves, described self-locking conducting strip is positioned at groove, and bottom portion of groove is provided with jack, and described movable contact spring is electrically connected with self-locking conducting strip.The shell of key switch of the present invention is insulating material, and terminals do not expose, and is not easy the danger producing short circuit and electric shock; Terminals are self-locking conducting strip, and simple installation is quick.
The corresponding movable contact spring place of described base bottom is provided with inspection hole.The corresponding movable contact spring place of base is provided with inspection hole, is convenient to observe inner workings, is convenient to inspection product work reliability.
Described movable contact spring comprises the connecting portion of fixed part, operating member and connecting portion and operating member, and Open Side Down for movable contact spring, and the corresponding still of operating member make position, compact conformation, makes switch can design less.
Described self-locking conducting strip comprises the first conducting strip, the second conducting strip, the 4th conducting strip, the 5th conducting strip, the 7th conducting strip, the 8th conducting strip, also comprise and be positioned at the 3rd conducting strip of the self-locking that groove is not electrically connected with movable contact spring and the 6th conducting strip of self-locking, first conducting strip, the 4th conducting strip and the 5th conducting strip are electrically connected to each other, and the second conducting strip, the 7th conducting strip and the 8th conducting strip are electrically connected to each other; Described movable contact spring comprises the first movable contact spring, the second movable contact spring, the 3rd movable contact spring, the 4th movable contact spring, described first movable contact spring is electrically connected with the first conducting strip, second movable contact spring is electrically connected with the second conducting strip, 3rd movable contact spring is electrically connected with the 5th conducting strip, and the 4th movable contact spring is electrically connected with the 7th conducting strip; Described still comprises the first still and the second still, first still is electrically connected with the 6th conducting strip, the two ends operating member of corresponding first movable contact spring and the operating member of the 4th movable contact spring respectively of the first still, second still is electrically connected with the 3rd conducting strip, the two ends operating member of corresponding second movable contact spring and the operating member of the 3rd movable contact spring respectively of the second still; Described clamp comprises the first clamp, the second clamp and the 3rd clamp, and described spring comprises the first spring, the second spring and the 3rd spring, and described keycap comprises normal touching cap, reset keycap and tap keycap; Described first clamp one end is connected with normal touching cap, and the other end is through cover plate, and the first spring housing is on the first clamp and be positioned at above cover plate; Described second clamp one end is connected with reset keycap, and the other end is through cover plate, and the second spring housing is on the second clamp and be positioned at above cover plate; Described 3rd clamp one end with tap keycap and be connected, the other end is through cover plate, and the first spring housing is on the 3rd clamp and be positioned at above cover plate; The operating member of the first movable contact spring and the operating member of the second movable contact spring can be pressed when first clamp is pressed simultaneously, the operating member of the 3rd movable contact spring and the operating member of the 4th movable contact spring when the 3rd clamp is pressed, can be pressed simultaneously.Traditional piano key switch has 7 terminals to want other wiring; And the present invention only has these four terminals of the 3rd conducting strip, the 5th conducting strip, the 6th conducting strip, the 8th conducting strip to need other wiring, need the terminals of other wiring few, offer convenience when wiring to the producer, maintenance person.
Effectively can solve its terminals of traditional piano key switch like this to expose, and shell is metal, the easy generation short circuit caused and the danger of electric shock, terminals and the troublesome problem of terminating wire; The traditional piano key switch inner workings of effective solution is difficult to observe, the problem of the inconvenience inspection product work reliability caused; Traditional its terminals of piano key switch with crawl key and reset key of effective solution are various, the problem made troubles when wiring to the producer, maintenance person caused, and the present invention has simple, easy to use, the attractive and durable feature of structure.
Accompanying drawing explanation
Fig. 1 is the stereogram of traditional product.
Fig. 2 is stereogram of the present invention.
Fig. 3 is explosive view of the present invention.
Fig. 4 is the stereogram of movable contact spring of the present invention.
Fig. 5 is the vertical view of base of the present invention and inner components combination thereof.
Fig. 6 is the polycrystalline substance schematic diagram of base of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention and embodiment thereof are described in further detail:
See Fig. 2 to 6, the present invention includes keycap 1, spring 2, clamp 3, movable contact spring 4, still 5, buckle 6, buckle spring 7, the cover plate 8 engaged each other and base 9, it is characterized in that: also comprise self-locking conducting strip 10, described cover plate 8 and base 9 are all insulating material, base 9 is provided with some grooves 91, described self-locking conducting strip 10 is positioned at groove 91, is provided with jack 92 bottom groove 91, and described movable contact spring 4 is electrically connected with self-locking conducting strip 10.The shell of key switch of the present invention is insulating material, and terminals do not expose, and is not easy the danger producing short circuit and electric shock; Terminals are self-locking conducting strip, and simple installation is quick.
Bottom described base 9, corresponding movable contact spring 4 place is provided with inspection hole 93.The corresponding movable contact spring place of base is provided with inspection hole, is convenient to observe inner workings, is convenient to inspection product work reliability.
Described movable contact spring 4 comprises the connecting portion 43 of fixed part 41, operating member 42 and connecting portion and operating member, and Open Side Down for movable contact spring 4, and the corresponding still of operating member 42 make position, compact conformation, makes switch can design less.
Described self-locking conducting strip 10 comprises the first conducting strip 101, second conducting strip 102, the 4th conducting strip 104, the 5th conducting strip 105, the 7th conducting strip 107, the 8th conducting strip 108, also comprise and be positioned at the 3rd conducting strip 103 of the self-locking that groove 91 is not electrically connected with movable contact spring 4 and the 6th conducting strip 106 of self-locking, first conducting strip 101, the 4th conducting strip 104 and the 5th conducting strip 105 are electrically connected to each other, and the second conducting strip 102, the 7th conducting strip 107 and the 8th conducting strip 108 are electrically connected to each other;
Described movable contact spring 4 comprises the first movable contact spring 401, second movable contact spring 402, the 3rd movable contact spring 403, the 4th movable contact spring 404, described first movable contact spring 401 is electrically connected with the first conducting strip 101, second movable contact spring 402 is electrically connected with the second conducting strip 102,3rd movable contact spring 403 is electrically connected with the 5th conducting strip 105, and the 4th movable contact spring 404 is electrically connected with the 7th conducting strip 107;
Described still 5 comprises the first still 51 and the second still 52, first still 51 is electrically connected with the 6th conducting strip 106, the two ends operating member of corresponding first movable contact spring 401 and the operating member of the 4th movable contact spring 404 respectively of the first still 51, second still 52 is electrically connected with the 3rd conducting strip 103, the two ends operating member of corresponding second movable contact spring 402 and the operating member of the 3rd movable contact spring 403 respectively of the second still 52;
Described clamp 3 comprises the first clamp 31, second clamp 32 and the 3rd clamp 33, and described spring 2 comprises the first spring 21, second spring 22 and the 3rd spring 23, and described keycap 1 comprises normal touching cap 11, reset keycap 12 and taps keycap 13;
Described first clamp 31 one end is connected with normal touching cap 11, and the other end to be enclosed within the first clamp 31 through cover plate 8, first spring 21 and to be positioned at above cover plate 8;
Described second clamp 32 one end is connected with reset keycap 12, and the other end to be enclosed within the second clamp 32 through cover plate 8, second spring 22 and to be positioned at above cover plate 8;
Described 3rd clamp 33 one end with tap keycap 13 and be connected, the other end to be enclosed within the 3rd clamp 33 through cover plate 8, first spring 23 and to be positioned at above cover plate 8;
The operating member of the first movable contact spring 401 and the operating member of the second movable contact spring 402 can be pressed when first clamp 31 is pressed simultaneously, the operating member of the 3rd movable contact spring 403 and the operating member of the 4th movable contact spring 404 when the 3rd clamp 33 is pressed, can be pressed simultaneously.
Traditional piano key switch has 7 terminals to want other wiring; And the present invention is electrically connected to each other due to the first conducting strip 101, the 4th conducting strip 104 and the 5th conducting strip 105, second conducting strip 102, the 7th conducting strip 107 and the 8th conducting strip 108 are electrically connected to each other, therefore these four terminals of the 3rd conducting strip 103, the 5th conducting strip 105, the 6th conducting strip 106, the 8th conducting strip 108 are only had to need other wiring, need the terminals of other wiring few, offer convenience when wiring to the producer, maintenance person.
Such structure is simple, easy to use, attractive and durable, effectively can solve its terminals of traditional piano key switch and expose, and shell is metal, the easy generation short circuit caused and the danger of electric shock, terminals and the troublesome problem of terminating wire; The traditional piano key switch inner workings of effective solution is difficult to observe, the problem of the inconvenience inspection product work reliability caused; Traditional its terminals of piano key switch with crawl key and reset key of effective solution are various, the problem made troubles when wiring to the producer, maintenance person caused.
By the description of above-mentioned structure and principle; person of ordinary skill in the field is to be understood that; the present invention is not limited to above-mentioned embodiment, basis of the present invention adopts the improvement of techniques well known and substitutes all to drop on protection scope of the present invention, should be limited by each claim.
Claims (4)
1. a key switch, comprise keycap (1), spring (2), clamp (3), movable contact spring (4), still (5), buckle (6), button spring (7), the cover plate (8) engaged each other and base (9), it is characterized in that: also comprise self-locking conducting strip (10), described cover plate (8) and base (9) are all insulating material, base (9) is provided with some grooves (91), described self-locking conducting strip (10) is positioned at groove (91), groove (91) bottom is provided with jack (92), described movable contact spring (4) is electrically connected with self-locking conducting strip (10).
2. key switch according to claim 1, is characterized in that: corresponding movable contact spring (4) place, described base (9) bottom is provided with inspection hole (93).
3. key switch according to claim 1 and 2, it is characterized in that: described movable contact spring (4) comprises the connecting portion (43) of fixed part (41), operating member (42) and connecting portion and operating member, Open Side Down for movable contact spring (4), the corresponding still of operating member (42) make position.
4. key switch according to claim 3, it is characterized in that: described self-locking conducting strip (10) comprises the first conducting strip (101), second conducting strip (102), 4th conducting strip (104), 5th conducting strip (105), 7th conducting strip (107), 8th conducting strip (108), also comprise and be positioned at the 3rd conducting strip (103) of the self-locking that groove (91) is not electrically connected with movable contact spring (4) and the 6th conducting strip (106) of self-locking, first conducting strip (101), 4th conducting strip (104) and the 5th conducting strip (105) are electrically connected to each other, second conducting strip (102), 7th conducting strip (107) and the 8th conducting strip (108) are electrically connected to each other,
Described movable contact spring (4) comprises the first movable contact spring (401), the second movable contact spring (402), the 3rd movable contact spring (403), the 4th movable contact spring (404), described first movable contact spring (401) is electrically connected with the first conducting strip (101), second movable contact spring (402) is electrically connected with the second conducting strip (102), 3rd movable contact spring (403) is electrically connected with the 5th conducting strip (105), and the 4th movable contact spring (404) is electrically connected with the 7th conducting strip (107);
Described still (5) comprises the first still (51) and the second still (52), first still (51) is electrically connected with the 6th conducting strip (106), the two ends operating member of corresponding first movable contact spring (401) and the operating member of the 4th movable contact spring (404) respectively of the first still (51), second still (52) is electrically connected with the 3rd conducting strip (103), the two ends operating member of corresponding second movable contact spring (402) and the operating member of the 3rd movable contact spring (403) respectively of the second still (52);
Described clamp (3) comprises the first clamp (31), the second clamp (32) and the 3rd clamp (33), described spring (2) comprises the first spring (21), the second spring (22) and the 3rd spring (23), and described keycap (1) comprises normal touching cap (11), reset keycap (12) and taps keycap (13);
Described first clamp (31) one end is connected with normal touching cap (11), the other end is through cover plate (8), and the first spring (21) is enclosed within the first clamp (31) and goes up and be positioned at cover plate (8) top;
Described second clamp (32) one end is connected with reset keycap (12), the other end is through cover plate (8), and the second spring (22) is enclosed within the second clamp (32) and goes up and be positioned at cover plate (8) top;
Described 3rd clamp (33) one end with tap keycap (13) and be connected, the other end is through cover plate (8), and the first spring (23) is enclosed within the 3rd clamp (33) and goes up and be positioned at cover plate (8) top;
The operating member of the first movable contact spring (401) and the operating member of the second movable contact spring (402) can be pressed when first clamp (31) is pressed simultaneously, the operating member of the 3rd movable contact spring (403) and the operating member of the 4th movable contact spring (404) when the 3rd clamp (33) is pressed, can be pressed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646759.1A CN105185629A (en) | 2015-09-19 | 2015-09-19 | Key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646759.1A CN105185629A (en) | 2015-09-19 | 2015-09-19 | Key switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105185629A true CN105185629A (en) | 2015-12-23 |
Family
ID=54907642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510646759.1A Pending CN105185629A (en) | 2015-09-19 | 2015-09-19 | Key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105185629A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786144A (en) * | 2019-03-13 | 2019-05-21 | 李乐修 | A kind of key switch with multifunctional protection device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2290916Y (en) * | 1996-09-20 | 1998-09-09 | 中山市永联电器制品厂 | Combination push-button switch |
| CN1808653A (en) * | 2006-01-27 | 2006-07-26 | 中山市永联电器制品有限公司 | Multi-digit shaped key switch |
| CN2833852Y (en) * | 2005-01-19 | 2006-11-01 | 中山市永联电器制品有限公司 | Combined interlock keystoke switch |
| CN2904379Y (en) * | 2005-12-13 | 2007-05-23 | 王国清 | Six hole socket |
| CN201226315Y (en) * | 2008-05-27 | 2009-04-22 | 中山市永联电器制品有限公司 | Push-button switch capable of electing locking key |
| CN203377144U (en) * | 2013-06-21 | 2014-01-01 | 广东美的环境电器制造有限公司 | Fan and key switch |
| CN205016427U (en) * | 2015-09-19 | 2016-02-03 | 中山市名迪电器有限公司 | Button switch |
-
2015
- 2015-09-19 CN CN201510646759.1A patent/CN105185629A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2290916Y (en) * | 1996-09-20 | 1998-09-09 | 中山市永联电器制品厂 | Combination push-button switch |
| CN2833852Y (en) * | 2005-01-19 | 2006-11-01 | 中山市永联电器制品有限公司 | Combined interlock keystoke switch |
| CN2904379Y (en) * | 2005-12-13 | 2007-05-23 | 王国清 | Six hole socket |
| CN1808653A (en) * | 2006-01-27 | 2006-07-26 | 中山市永联电器制品有限公司 | Multi-digit shaped key switch |
| CN201226315Y (en) * | 2008-05-27 | 2009-04-22 | 中山市永联电器制品有限公司 | Push-button switch capable of electing locking key |
| CN203377144U (en) * | 2013-06-21 | 2014-01-01 | 广东美的环境电器制造有限公司 | Fan and key switch |
| CN205016427U (en) * | 2015-09-19 | 2016-02-03 | 中山市名迪电器有限公司 | Button switch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786144A (en) * | 2019-03-13 | 2019-05-21 | 李乐修 | A kind of key switch with multifunctional protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151223 |
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| WD01 | Invention patent application deemed withdrawn after publication |