CN102044358B - Sinking plate type miniature two-section side-push switch - Google Patents
Sinking plate type miniature two-section side-push switch Download PDFInfo
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- CN102044358B CN102044358B CN201010600446A CN201010600446A CN102044358B CN 102044358 B CN102044358 B CN 102044358B CN 201010600446 A CN201010600446 A CN 201010600446A CN 201010600446 A CN201010600446 A CN 201010600446A CN 102044358 B CN102044358 B CN 102044358B
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- conducting terminal
- arch
- elastic sheet
- electroconductive elastic
- contact site
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Abstract
The invention discloses a sinking plate type miniature two-section side-push switch. The switch comprises an insulating base, a first conductive terminal, a second conductive terminal, a third conductive terminal, a first arched conductive clip, a second arched conductive clip, a metal cover and a first protective diaphragm, wherein the front edge of the bottom surface of the insulating base extends downward to form a sinking part, thus a longitudinally widened board can be formed on the front of the insulating base; each arched conductive clip can be perpendicular to a circuit board and longitudinally placed in a holding cavity of the widened board, which is different from the traditional structure that the conductive clip is parallel to the circuit board and placed crosswise; and the metal cover is provided with a push window, thus operations can be performed on each arched conductive clip directly and crosswise through the push window and a lateral button element is not required to be arranged. Therefore, the product structure can be simpler, the product is convenient to produce and assemble; and the product has better hand feeling, contact performance, longer service life and higher market competition.
Description
Technical field
The side that the present invention relates to electronic product refers in particular to a kind of heavy board-like miniature two sections sides by switch by the field of switches technology.
Background technology
In recent years; Along with the high speed development of electronic technology, it is microminiaturized that digital electronic goods such as digital camera, mobile phone, MP4 move towards gradually, therefore; Requirement by switch also improves constantly for the employed side of input that is used to make things convenient for these electronic products; The sort ofly can reduce taking up room in each electronic product, adapt to the microminiaturized development trend of electronic product, more small-sized and microminiaturized side more and more receives the favor in market by switch.
Existing miniature side is pressed switch and mainly is made up of pedestal, shell fragment, side direction button, conducting terminal and housing; Like Fig. 1; Press the thin integral thickness size of switch for guaranteeing side; Traditional side all is shell fragment 1 to be parallel to circuit board 2 be placed horizontally in the pedestal by switch, then with the operating portion of the side direction button 3 of horizontally set from extending laterally outside housing, the pushing portion of side direction button 3 is being used for shell fragment 1 by remaking after laterally transferring to vertically under the guide effect of the stop part 4 of iron-clad; Make shell fragment 1 produce after the strain conflict conducting between two conducting terminals 5, and then realize switching function.
Though these existing miniature sides can provide its basic switching function by switch; But when reality is used, find it and fail to reach best result of use and task performance; On self structure and serviceability, still have many deficiencies; Wherein especially the existence of side direction button member makes the microminiaturization of overall volume of microswitch be restricted, because the fault of construction that the machinery of button member slides also causes the feel of product stiff, useful life is shorter simultaneously; And the stability of switching manipulation is not good.
Summary of the invention
Main purpose of the present invention provides a kind of heavy board-like miniature two sections sides by switch; Its shell fragment system is perpendicular to vertical setting of circuit board; Pushing of shell fragment need not to be provided with the side direction button member, thereby simplified product structure, effectively overcomes many deficiencies that aforementioned prior art exists.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of heavy board-like miniature two sections sides are pressed switch, include
One insulating base frame; This insulating base frame has one and is used for the bottom surface that mounts with circuit board; Extend a sinking portion in the downward one of the leading edge of this bottom surface, make the front portion of insulating base frame form one and vertically add wide plate, adding on the leading flank of wide plate laterally in this, indent is formed with a ccontaining cavity;
One first conducting terminal, this first conducting terminal is installed in the aforementioned dielectric pedestal, and the welding foot of first conducting terminal stretches out in outside the insulating base frame, and the contact site of first conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One second conducting terminal, this second conducting terminal is installed in the aforementioned dielectric pedestal, and the welding foot of second conducting terminal stretches out in outside the insulating base frame, and the contact site of second conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One the 3rd conducting terminal, the 3rd conducting terminal are installed in the aforementioned dielectric pedestal, and the welding foot of the 3rd conducting terminal stretches out in outside the insulating base frame, and the contact site of the 3rd conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One first arch electroconductive elastic sheet; This first arch electroconductive elastic sheet places aforementioned ccontaining cavity; And the contact site of the periphery of the first arch electroconductive elastic sheet and second conducting terminal keeps the normally closed type conducting to conflict, and the inboard of the portion that arches upward of the first arch electroconductive elastic sheet is near the contact site of first conducting terminal and keep gap open in usual;
One second arch electroconductive elastic sheet; This second arch electroconductive elastic sheet places aforementioned ccontaining cavity; Be positioned at by the outside of the aforementioned first arch electroconductive elastic sheet; And the contact site of the periphery of the second arch electroconductive elastic sheet and the 3rd conducting terminal keeps the normally closed type conducting to conflict, and the portion that arches upward of the second arch electroconductive elastic sheet is near the portion that arches upward of the first arch electroconductive elastic sheet and keep gap open in usual;
One crown cap, this crown cap spiral-lock and are covered on the leading flank that adds wide plate of aforementioned dielectric pedestal on the aforementioned dielectric pedestal, offer one on the crown cap and push window, and window is pushed over against this by the portion that arches upward of the aforementioned second arch electroconductive elastic sheet;
One first protection diaphragm, it is clamped between crown cap and the insulating base frame, and is coated on the second arch electroconductive elastic sheet outside;
One second protection diaphragm, this second protection diaphragm is between the first arch electroconductive elastic sheet and the second arch electroconductive elastic sheet, and the middle part of the second protection diaphragm is provided with through hole;
In pressing the process of switch, the at first portion that the arches upward conflict conducting of the portion that arches upward of this second arch electroconductive elastic sheet and the first arch electroconductive elastic sheet, the then portion that arches upward of this first arch electroconductive elastic sheet and the inconsistent conducting of contact site of first conducting terminal.
Preferably; The bottom surface of said ccontaining cavity is provided with first step face and the second step face that increases successively; The contact site of first conducting terminal is exposed to the middle part of first step face; The contact site of second conducting terminal is exposed to the periphery of first step face, further is provided with two back-up blocks with the height such as contact site of second conducting terminal in the first step face; The contact site of the 3rd conducting terminal is exposed to the second step face; The periphery of the said first arch electroconductive elastic sheet is taken on the contact site and two back-up blocks that is against aforementioned second conducting terminal, and the periphery of the said second arch electroconductive elastic sheet is taken and is against on the second step face.
Preferably, said first conducting terminal, second conducting terminal and the 3rd conducting terminal include the base portion of vertical extension, the horizontal expansion backward after this base portion bending of its welding foot, and its contact site is on the leading flank of base portion.
Preferably, pushing of said crown cap further is provided with an elasticity pressure arm in the window, and this elasticity pressure arm extends to form from the crown cap one.
The present invention compared with prior art has tangible advantage and beneficial effect; Particularly; Can know that by technique scheme it mainly is to be provided with one through the front portion with insulating base frame vertically to add wide plate, makes vertical placement of arch electroconductive elastic sheet become possibility; Being different from traditional electroconductive elastic sheet is parallel to circuit board and laterally puts the formula structure; The direction of pushing to the arch electroconductive elastic sheet becomes directly laterally over against formula like this, and need not can save the side direction button member and stop guide frame again with pushing strength by laterally transferring to vertically; And because this widened section system that adds wide plate can be sunken in the circuit board down, so the gauge of insulating base frame do not increase, even can do thinlyyer.Therefore; The present invention has saved button member keeping or improving on the basis of side by the microminiaturization of switch, effectively avoids the existence of button member and the problems brought; Not only product structure more simple be convenient to production and assembly; And can obtain better operating handle and contact performance, and the useful life that prolongs product, its market competitiveness promoted.
For more clearly setting forth architectural feature of the present invention and effect, come the present invention is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is that a kind of existing side is by the sectional view that starts;
Fig. 2 is the three-dimensional diagrammatic sketch of assembling of the present invention's embodiment;
Fig. 3 is the exploded view of the present invention's embodiment;
Fig. 4 is that three-dimensional diagrammatic sketch is assembled in the part of the embodiment of invention;
Fig. 5 is the present invention's embodiment one a lateral cross section diagrammatic sketch, and switch is not pressed among the figure;
Fig. 6 is another state diagram of Fig. 4, and switch has been pressed first section among the figure;
Fig. 7 is another state diagram of Fig. 4, and switch has been pressed second section among the figure;
Fig. 8 is the structural representation of the present invention's embodiment one when being applied on the circuit board.
The accompanying drawing identifier declaration:
1, shell fragment
2, circuit board
3, side direction button
4, stop part
5, conducting terminal
10, insulating base frame
101, bottom surface
102, leading flank
11, sinking portion
12, add wide plate
13, ccontaining cavity
131, first step face
132, second step face
133, back-up block
20, first conducting terminal
21, base portion
22, welding foot
23, contact site
30, second conducting terminal
31, base portion
32, welding foot
33, contact site
40, first conducting terminal
41, base portion
42, welding foot
43, contact site
50, the first arch electroconductive elastic sheet
60, the second arch electroconductive elastic sheet
70, crown cap
80, the first protection diaphragm
90, the second protection diaphragm
91, through hole
100, circuit board
110, short slot.
Embodiment:
Please extremely shown in Figure 5 with reference to Fig. 2; The concrete structure that it has demonstrated the present invention's preferred embodiment includes insulating base frame 10, first conducting terminal 20, second conducting terminal 30, the 3rd conducting terminal 40, the first arch electroconductive elastic sheet 50, the second arch electroconductive elastic sheet 60, crown cap 70, the first protection diaphragm 80 and the second protection diaphragm 90.
Wherein, This insulating base frame 10 has one and is used for the bottom surface 101 that mounts with circuit board; Extend a sinking portion 11 in the downward one of the leading edge of this bottom surface 101; Make the front portion of insulating base frame 10 form one and vertically add wide plate 12, adding on the leading flank 102 of wide plate 12 laterally in this, indent is formed with a ccontaining cavity 13; The bottom surface of ccontaining cavity 13 is provided with the first step face 131 and second step face 132 that increases successively.
The structure of this first conducting terminal 20, second conducting terminal 30 and the 3rd conducting terminal 40 is basic identical; They have included base portion 21,31,41 welding foots 22,32,42 and contact site 23,33,43; This base portion 21,31,41 is parallel to leading flank 102 longitudinal extensions of aforementioned dielectric pedestal 10; The horizontal expansion backward after these base portion 21,31,41 bendings of its welding foot 22,32,42, contact site 23,33 is positioned on the leading flank of base portion 21,31.Their base portion 21,31,41 all is installed in the aforementioned dielectric pedestal 10; Welding foot 22,32,42 all extends back outside the insulating base frame 10; The contact site 23 of first conducting terminal 20 is exposed to the middle part of first step face 131; The contact site 33 of second conducting terminal 30 is exposed to the periphery of first step face 131; Further be provided with two back-up blocks 133 with contact site 33 height such as grade of second conducting terminal 30 in the first step face 131, the contact site 33 that utilizes this second conducting terminal 30 like this and this two back-up block 133 are to put the first arch electroconductive elastic sheet 50 more reposefully; 43 of the contact sites of the 3rd conducting terminal 40 are exposed to second step face 132.
This first arch electroconductive elastic sheet 50 places aforementioned ccontaining cavity 13; And the periphery of the first arch electroconductive elastic sheet 50 is taken on the contact site 33 and two back-up blocks 133 that is against aforementioned second conducting terminal 30; Keep the normally closed type conductings to conflict with the contact site of second conducting terminal 30 33, the inboard of the portion that arches upward of the first arch electroconductive elastic sheet 50 is near the contact site 23 of first conducting terminal 20 and keep gap open in usual.
This second arch electroconductive elastic sheet 60 places aforementioned ccontaining cavity 13; Be positioned at by the outside of the aforementioned first arch electroconductive elastic sheet 50; And the periphery of the second arch electroconductive elastic sheet 60 is taken and is against on the second step face 132; Keep the normally closed type conductings to conflict with the contact site of the 3rd conducting terminal 40 43, the portion that arches upward of the second arch electroconductive elastic sheet 60 is near the portion that arches upward of the first arch electroconductive elastic sheet 50 and keep gap open in usual.
These crown cap 70 spiral-locks and are covered on the leading flank that adds wide plate 12 102 of aforementioned dielectric pedestal 10 on aforementioned dielectric pedestal 10, offer one on the crown cap 70 and push window 71, and window 71 is pushed over against this by the portion that arches upward of the aforementioned second arch electroconductive elastic sheet 60; Pushing of crown cap 70 further is provided with an elasticity pressure arm 72 in the window 71, this elasticity pressure arm 72 extends to form from crown cap 70 one.
This first protection diaphragm 80 is clamped between crown cap 70 and the insulating base frame 10, and is coated on the second arch electroconductive elastic sheet, 60 outsides; This second protection diaphragm 90 is between the first arch electroconductive elastic sheet 50 and the second arch electroconductive elastic sheet 60; The middle part of the second protection diaphragm 90 is provided with through hole 91; Only make between the first arch electroconductive elastic sheet 50 and the second arch electroconductive elastic sheet 60 and can avoid the misconnection between the first arch electroconductive elastic sheet 50 and the second arch electroconductive elastic sheet 60 to touch through the conducting of conflicting of this through hole 91. Protection diaphragm 80,90 can adopt the ambroin membrane material to process, and plays the effect that protection arch electroconductive elastic sheet 50,60 outer surfaces are avoided wearing and tearing.
As shown in Figure 8; For set of applications of the present invention is loaded on the circuit board configuration diagram in 100 last times; One edge is provided with a short slot 110 on the circuit board 100 among the figure; When the present invention's side is installed on 100 last times of circuit board by switch; Sinking portion 11 on the insulating base frame 10 embeds in the short slot 110 of circuit boards 100, makes side be mounted on the circuit board 100 by the bottom surface of the insulating base frame 10 of switch, and in the circuit that is connected on the circuit board 100 of the welding foot 22,32,42 of first conducting terminal 20, second conducting terminal 30 and the 3rd conducting terminal 40.In the process of using; Apply pressure on the elasticity pressure arm 72 through direct side direction; Can press the second arch electroconductive elastic sheet 60 and the first arch electroconductive elastic sheet 50 successively; At first make the portion that arches upward of this second arch electroconductive elastic sheet 60 and the portion that the arches upward conflict conducting (like Fig. 6) of the first arch electroconductive elastic sheet 50, and then conducting is between first conducting terminal 20 and second conducting terminal 30; Then make the portion that arches upward of this first arch electroconductive elastic sheet 50 and the contact site 23 inconsistent conductings (like Fig. 7) of first conducting terminal 20; Further, realize the switching function of two-period form with first conducting terminal 20, second conducting terminal 30 and the 3rd conducting terminal 40 threes conducting simultaneously.
Design focal point of the present invention is that being provided with one through the front portion with insulating base frame vertically adds wide plate; Then the arch electroconductive elastic sheet vertically is positioned in this ccontaining cavity that adds side before the wide plate; The direction of pushing to the arch electroconductive elastic sheet has been become directly laterally over against formula, and need not to be provided with again the side direction button member.
The above; It only is preferred embodiment of the present invention; Be not that technical scope of the present invention is done any restriction, so every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any trickle modification, equivalent variations and modification that above embodiment did.
Claims (4)
1. heavy board-like miniature two sections sides are pressed switch, it is characterized in that: include
One insulating base frame; This insulating base frame has one and is used for the bottom surface that mounts with circuit board; Extend a sinking portion in the downward one of the leading edge of this bottom surface, make the front portion of insulating base frame form one and vertically add wide plate, adding on the leading flank of wide plate laterally in this, indent is formed with a ccontaining cavity;
One first conducting terminal, this first conducting terminal is installed in the aforementioned dielectric pedestal, and the welding foot of first conducting terminal stretches out in outside the insulating base frame, and the contact site of first conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One second conducting terminal, this second conducting terminal is installed in the aforementioned dielectric pedestal, and the welding foot of second conducting terminal stretches out in outside the insulating base frame, and the contact site of second conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One the 3rd conducting terminal, the 3rd conducting terminal are installed in the aforementioned dielectric pedestal, and the welding foot of the 3rd conducting terminal stretches out in outside the insulating base frame, and the contact site of the 3rd conducting terminal is exposed to the bottom surface of aforementioned ccontaining cavity;
One first arch electroconductive elastic sheet; This first arch electroconductive elastic sheet places aforementioned ccontaining cavity; And the contact site of the periphery of the first arch electroconductive elastic sheet and second conducting terminal keeps the normally closed type conducting to conflict, and the inboard of the portion that arches upward of the first arch electroconductive elastic sheet is near the contact site of first conducting terminal and keep gap open in usual;
One second arch electroconductive elastic sheet; This second arch electroconductive elastic sheet places aforementioned ccontaining cavity; Be positioned at by the outside of the aforementioned first arch electroconductive elastic sheet; And the contact site of the periphery of the second arch electroconductive elastic sheet and the 3rd conducting terminal keeps the normally closed type conducting to conflict, and the portion that arches upward of the second arch electroconductive elastic sheet is near the portion that arches upward of the first arch electroconductive elastic sheet and keep gap open in usual;
One crown cap, this crown cap spiral-lock and are covered on the leading flank that adds wide plate of aforementioned dielectric pedestal on the aforementioned dielectric pedestal, offer one on the crown cap and push window, and window is pushed over against this by the portion that arches upward of the aforementioned second arch electroconductive elastic sheet;
One first protection diaphragm, it is clamped between crown cap and the insulating base frame, and is coated on the second arch electroconductive elastic sheet outside;
One second protection diaphragm, this second protection diaphragm is between the first arch electroconductive elastic sheet and the second arch electroconductive elastic sheet, and the middle part of the second protection diaphragm is provided with through hole;
In pressing the process of switch, the at first portion that the arches upward conflict conducting of the portion that arches upward of this second arch electroconductive elastic sheet and the first arch electroconductive elastic sheet, the then portion that arches upward of this first arch electroconductive elastic sheet and the inconsistent conducting of contact site of first conducting terminal.
2. heavy board-like miniature two sections sides according to claim 1 are pressed switch; It is characterized in that: the bottom surface of said ccontaining cavity is provided with first step face and the second step face that increases successively; The contact site of first conducting terminal is exposed to the middle part of first step face; The contact site of second conducting terminal is exposed to the periphery of first step face, further is provided with two back-up blocks with the height such as contact site of second conducting terminal in the first step face; The contact site of the 3rd conducting terminal is exposed to the second step face;
The periphery of the said first arch electroconductive elastic sheet is taken on the contact site and two back-up blocks that is against aforementioned second conducting terminal, and the periphery of the said second arch electroconductive elastic sheet is taken and is against on the second step face.
3. heavy board-like miniature two sections sides according to claim 1 are pressed switch; It is characterized in that: said first conducting terminal, second conducting terminal and the 3rd conducting terminal include the base portion of vertical extension; The horizontal expansion backward after this base portion bending of its welding foot, its contact site is on the leading flank of base portion.
4. heavy board-like miniature two sections sides according to claim 1 are pressed switch, and it is characterized in that: pushing of said crown cap further is provided with an elasticity pressure arm in the window, this elasticity pressure arm extends to form from the crown cap one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600446A CN102044358B (en) | 2010-12-22 | 2010-12-22 | Sinking plate type miniature two-section side-push switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600446A CN102044358B (en) | 2010-12-22 | 2010-12-22 | Sinking plate type miniature two-section side-push switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102044358A CN102044358A (en) | 2011-05-04 |
| CN102044358B true CN102044358B (en) | 2012-09-26 |
Family
ID=43910397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010600446A Expired - Fee Related CN102044358B (en) | 2010-12-22 | 2010-12-22 | Sinking plate type miniature two-section side-push switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102044358B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201270B (en) * | 2019-07-03 | 2024-05-24 | 东莞市鑫钻电子科技有限公司 | Counting switch for insulin syringe and insulin syringe |
| CN112992565B (en) * | 2021-02-10 | 2022-06-24 | 维沃移动通信有限公司 | Switch and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2450772Y (en) * | 2000-11-10 | 2001-09-26 | 苏州华杰电子有限公司 | Side press structure of touch button switch |
| JP2003109453A (en) * | 2001-09-27 | 2003-04-11 | Alps Electric Co Ltd | Push-button switch |
| JP2007324090A (en) * | 2006-06-05 | 2007-12-13 | Smk Corp | Push button switch and its mounting method |
| CN201898059U (en) * | 2010-12-22 | 2011-07-13 | 东莞市凯华电子有限公司 | Sinking plate minitype two-section side-pressing switch |
-
2010
- 2010-12-22 CN CN201010600446A patent/CN102044358B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2450772Y (en) * | 2000-11-10 | 2001-09-26 | 苏州华杰电子有限公司 | Side press structure of touch button switch |
| JP2003109453A (en) * | 2001-09-27 | 2003-04-11 | Alps Electric Co Ltd | Push-button switch |
| JP2007324090A (en) * | 2006-06-05 | 2007-12-13 | Smk Corp | Push button switch and its mounting method |
| CN201898059U (en) * | 2010-12-22 | 2011-07-13 | 东莞市凯华电子有限公司 | Sinking plate minitype two-section side-pressing switch |
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| Publication number | Publication date |
|---|---|
| CN102044358A (en) | 2011-05-04 |
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Granted publication date: 20120926 Termination date: 20151222 |
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| EXPY | Termination of patent right or utility model |