CN205406353U - Key breakover structure - Google Patents
Key breakover structure Download PDFInfo
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- CN205406353U CN205406353U CN201620185448.XU CN201620185448U CN205406353U CN 205406353 U CN205406353 U CN 205406353U CN 201620185448 U CN201620185448 U CN 201620185448U CN 205406353 U CN205406353 U CN 205406353U
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Abstract
The utility model relates to a key breakover structure, including last electric conductor and lower electric conductor, lower electric conductor includes that the positive pole triggers the portion and the negative pole triggers the portion, presses the electric conductor, goes up the electric conductor and triggers portion and the while contact of the negative pole portion of triggering with the positive pole, and the button switches on. The utility model discloses trigger portion and the negative pole portion of triggering with the positive pole and set up simultaneously under in the electric conductor, the last electric conductor that switches on the with it elastomer for triggering the dot OR and having electrically conductive function, with traditional upward, under key puts respectively printed circuit, just is connected respectively, the negative pole is compared, the utility model discloses only need printed circuit in electric conductor down, can reduce production processes, concentrate production, improvement production efficiency, and, go up the electric conductor and can trigger with lower electric conductor and switch on greatly reduced manufacturing cost for the conducting medium that has electrically conductive function wantonly.
Description
Technical field
This utility model relates to a kind of key breakover structure, belongs to electronic technology field.
Background technology
Key breakover structure include upper and lower two can the button point of mutual conduction.Button point on existing key breakover structure, lower button point are identical solid button point, and upper button point, lower button point all print silver wire circuit and connect positive pole and negative pole respectively, and becoming can the positive pole trigger unit of mutual conduction and negative pole trigger unit.The upper and lower two-layer of this structure will design silver wire road, complex procedures, and fraction defective is high, and cost of idleness, needs the design and production of seeking more to optimize badly.
Utility model content
Utility model purpose: the purpose of this utility model is to provide a kind of key breakover structure, and this key breakover structure can save production process, effectively save production cost.
Technical scheme: key breakover structure described in the utility model, including upper electric conductor and lower electric conductor, lower electric conductor includes positive pole trigger unit and negative pole trigger unit, and by pressing electric conductor, upper electric conductor contacts with positive pole trigger unit and negative pole trigger unit simultaneously, and button turns on.
Concrete, lower electric conductor includes the positive pole center, negative pole ring-type wire and the positive pole ring-type wire that are sequentially distributed from inside to outside, wherein, is provided with positive lead between this positive pole ring-type wire and positive pole center, and negative pole ring-type wire disconnects at positive lead place；Positive pole center, positive pole ring-type wire and positive lead constitute positive pole trigger unit, and negative pole ring-type wire constitutes negative pole trigger unit.
Preferably, being additionally provided with a negative pole ring-type wire outside positive pole ring-type wire, two negative pole ring-type wires are connected by negative lead, and positive pole ring-type wire disconnects between two negative pole ring-type wires and at negative lead place.
Further, outwards it is alternately distributed some negative pole ring-type wires and positive pole ring-type wire from positive pole ring-type wire, has been provided with negative lead between adjacent two negative pole ring-type wires, between adjacent two positive pole ring-type wires, is provided with positive lead；Arbitrary positive pole ring-type wire disconnects at negative lead place, and arbitrary negative pole ring-type wire disconnects at positive lead place.
During pressing keys, positive pole ring-type wire that upper electric conductor is adjacent with lower electric conductor and negative pole ring-type wire or positive pole ring-type wire and negative lead or negative pole ring-type wire and positive lead or positive pole center and negative pole ring-type wire contact simultaneously, both positive and negative polarity turns on, and button turns on.
Above-mentioned upper electric conductor is trigger point or the elastomer with conducting function.
Above-mentioned trigger point is carbon trigger point or other conducting metal trigger points.
Preferably, conducting metal trigger point is silver trigger point.
Above-mentioned trigger point is point-like, ring-type, strip, polygon-shaped or irregularly shaped.
Beneficial effect: compared with prior art, the utility model has the advantage of: positive pole trigger unit and negative pole trigger unit are simultaneously located in lower electric conductor by this utility model, the upper electric conductor turned on it can be trigger point or the elastomer with conducting function, with traditional upper and lower button point printed circuit respectively connecting respectively compared with positive and negative electrode, this utility model only need in lower electric conductor printed circuit, it is possible to reduce production process, centralized production, improve production efficiency, reduce fraction defective；And, upper electric conductor can be the conducting medium arbitrarily with conducting function, with lower electric conductor triggering and conducting, can be substantially reduced production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of key breakover structure of the present utility model；
Fig. 2 is the sectional view of upper electric conductor in this utility model；
Fig. 3 is the first sectional view of lower electric conductor in this utility model；
Fig. 4 is the second sectional view of lower electric conductor in this utility model；
Fig. 5 is the third sectional view of lower electric conductor in this utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further.
As depicted in figs. 1 and 2, key breakover structure of the present utility model, including upper electric conductor 1 and lower electric conductor 2, upper electric conductor 1 is positioned at above lower electric conductor 2, lower electric conductor 2 includes positive pole trigger unit and negative pole trigger unit, and during pressing keys, upper electric conductor 1 can contact with the positive pole trigger unit of lower electric conductor 2 and negative pole trigger unit simultaneously, both positive and negative polarity is turned on, and button turns on.Upper electric conductor 1 can be trigger point or the elastomer with conducting function；Trigger point can be conducting metal trigger point, such as silver point, copper point, it is possible to for carbon point；Trigger point can be arbitrary shape, such as point-like, ring-type, strip, polygon-shaped or irregularly shaped.
Positive pole trigger unit and negative pole trigger unit are simultaneously located in lower electric conductor 2, the upper electric conductor 1 turned on it is trigger point or the elastomer with conducting function, with traditional upper and lower button point printed circuit respectively connecting respectively compared with positive and negative electrode, this utility model only need in lower electric conductor 2 printed circuit, production process can be reduced, centralized production, improves production efficiency, reduces fraction defective；Upper electric conductor 1 can be arbitrarily have the conducting medium of conducting function, can with lower electric conductor 2 triggering and conducting, compared with original printed circuit, it is possible to effectively reduce production cost.
Concrete, positive pole trigger unit and negative pole trigger unit in lower electric conductor 2 can include following three kinds of structures:
The first structure, lower electric conductor 2 includes the positive pole center 3, negative pole ring-type wire 6 and the positive pole ring-type wire 4 that are sequentially distributed from inside to outside, wherein, between this positive pole ring-type wire 4 and positive pole center 3, it is provided with positive lead 5, and negative pole ring-type wire 6 disconnects at positive lead 5 place；Positive pole center 3, positive pole ring-type wire 4 and positive lead 5 constitute positive pole trigger unit, and negative pole ring-type wire 6 constitutes negative pole trigger unit.
This positive pole ring-type wire 4, negative pole ring-type wire 6 can be the ring-type of arbitrary shape, approximate Guan Bi, such as annulus, Fang Huan, hexagonal rings or irregular ring.
Such as Fig. 3, positive pole trigger unit includes positive pole center 3, is provided with a positive pole ring-type wire 4 with opening with this positive pole center 3 for the center of circle, is provided with positive lead 5 between this positive pole ring-type wire 4 and positive pole center 3；Negative pole trigger unit includes the negative pole ring-type wire 6 that is the center of circle with positive pole center 3, and for avoiding both positive and negative polarity short circuit, this negative pole ring-type wire 6 disconnects at positive lead 5 place.During pressing keys, upper electric conductor 1 can contact with adjacent positive pole ring-type wire 4 and negative pole ring-type wire 6 simultaneously, or contact with positive lead 5 and negative pole ring-type wire 6 simultaneously, or contact with positive pole center 3 and negative pole ring-type wire 6 simultaneously, both positive and negative polarity is turned on, and button turns on.
The second structure: compared with the first structure, a negative pole ring-type wire 6 it is additionally provided with outside positive pole ring-type wire 4, article two, negative pole ring-type wire 6 is connected by negative lead 7, and positive pole ring-type wire 4 disconnects between two negative pole ring-type wires 6 and at negative lead 7 place.
Such as Fig. 4, compared with Fig. 3, negative pole trigger unit also includes another negative pole ring-type wire 6, article two, it is provided with negative lead 7 between negative pole ring-type wire 6, and positive pole ring-type wire 4 is between two negative pole ring-type wires 6, for avoiding both positive and negative polarity short circuit, positive pole ring-type wire 4 disconnects at negative lead 7 place.Pressing keys, upper electric conductor 1 can contact adjacent positive pole ring-type wire 4 and negative pole ring-type wire 6 or positive lead 5 and negative pole ring-type wire 6 or positive pole center 3 and negative pole ring-type wire 6 or positive pole ring-type wire 4 and negative lead 7 simultaneously, both positive and negative polarity is turned on, and button turns on.
The third: compared with the first structure, outwards it is alternately distributed some negative pole ring-type wires 6 and positive pole ring-type wire 4 from positive pole ring-type wire 4；The quantity of positive pole ring-type wire 4 can be equal with negative pole ring-type wire 6, and now positive pole ring-type wire 4 is positioned at outermost layer；Positive pole ring-type wire 4 is one less, comparable negative pole ring-type wire 6 also, and now, arbitrary positive pole ring-type wire 4 is between adjacent two negative pole ring-type wires 6；It is provided with negative lead 7 between adjacent two negative pole ring-type wires 6, between adjacent two positive pole ring-type wires 4, is provided with positive lead 5；Arbitrary positive pole ring-type wire 4 disconnects at negative lead 7 place, and arbitrary negative pole ring-type wire 6 disconnects at positive lead 5 place.
Such as Fig. 5, compared with Fig. 3, positive pole trigger unit also includes an other positive pole ring-type wire 4, is provided with positive lead 5 between adjacent two positive pole ring-type wires 4；Negative pole trigger unit also includes two other negative pole ring-type wire 6, is provided with negative lead 7 between adjacent two negative pole ring-type wires 6；And, positive pole ring-type wire 4 and negative pole ring-type wire 6 are arranged alternately；For avoiding both positive and negative polarity short circuit, positive pole ring-type wire 4 disconnects at negative lead 7 place, and negative pole ring-type wire 6 disconnects at positive lead 5 place.Pressing keys, upper electric conductor 1 can contact with adjacent positive pole ring-type wire 4 and negative pole ring-type wire 6 or positive lead 5 and negative pole ring-type wire 6 or positive pole center 3 and negative pole ring-type wire 6 or positive pole ring-type wire 4 and negative lead 7 by under pressure simultaneously, both positive and negative polarity is turned on, and button turns on.
Claims (8)
1. a key breakover structure, including upper electric conductor (1) and lower electric conductor (2), it is characterized in that, described lower electric conductor (2) includes positive pole trigger unit and negative pole trigger unit, by pressing electric conductor (1), upper electric conductor (1) contacts with positive pole trigger unit and negative pole trigger unit simultaneously, and button turns on.
2. key breakover structure according to claim 1, it is characterized in that, described lower electric conductor (2) includes the positive pole center (3), negative pole ring-type wire (6) and positive pole ring-type wire (4) that are sequentially distributed from inside to outside, wherein, it is provided with positive lead (5) between these positive pole ring-type wire (4) and positive pole center (3), and negative pole ring-type wire (6) disconnects at positive lead (5) place；Described positive pole center (3), positive pole ring-type wire (4) and positive lead (5) constitute positive pole trigger unit, and described negative pole ring-type wire (6) constitutes negative pole trigger unit.
3. key breakover structure according to claim 2, it is characterized in that, negative pole ring-type wire (6) it is additionally provided with outside described positive pole ring-type wire (4), article two, negative pole ring-type wire (6) is connected by negative lead (7), and described positive pole ring-type wire (4) is positioned between two negative poles ring-type wire (6) and disconnects at negative lead (7) place.
4. key breakover structure according to claim 2, it is characterized in that, some negative poles ring-type wire (6) and positive pole ring-type wire (4) outwards it has been alternately distributed from described positive pole ring-type wire (4), it is provided with negative lead (7) between adjacent two negative poles ring-type wire (6), between adjacent two positive poles ring-type wire (4), is provided with positive lead (5)；Arbitrary positive pole ring-type wire (4) disconnects at negative lead (7) place, and arbitrary negative pole ring-type wire (6) disconnects at positive lead (5) place.
5. key breakover structure according to claim 1, it is characterised in that described upper electric conductor (1) is trigger point or the elastomer with conducting function.
6. key breakover structure according to claim 5, it is characterised in that described trigger point is carbon trigger point or other conducting metal trigger points.
7. key breakover structure according to claim 6, it is characterised in that described conducting metal trigger point is silver trigger point.
8. key breakover structure according to claim 5, it is characterised in that described trigger point is point-like, ring-type, strip, polygon-shaped or irregularly shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620185448.XU CN205406353U (en) | 2016-03-09 | 2016-03-09 | Key breakover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620185448.XU CN205406353U (en) | 2016-03-09 | 2016-03-09 | Key breakover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205406353U true CN205406353U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620185448.XU Active CN205406353U (en) | 2016-03-09 | 2016-03-09 | Key breakover structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003855A (en) * | 2018-07-25 | 2018-12-14 | 高铭电子（惠州）有限公司 | Microswitch |
-
2016
- 2016-03-09 CN CN201620185448.XU patent/CN205406353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003855A (en) * | 2018-07-25 | 2018-12-14 | 高铭电子（惠州）有限公司 | Microswitch |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |