CN2350855Y - Keyboard switch - Google Patents
Keyboard switch Download PDFInfo
- Publication number
- CN2350855Y CN2350855Y CN 98219954 CN98219954U CN2350855Y CN 2350855 Y CN2350855 Y CN 2350855Y CN 98219954 CN98219954 CN 98219954 CN 98219954 U CN98219954 U CN 98219954U CN 2350855 Y CN2350855 Y CN 2350855Y
- Authority
- CN
- China
- Prior art keywords
- sleeve
- frame plate
- metal substrate
- keyboard switch
- plate
- 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.)
- Expired - Lifetime
Links
- 239000002184 metal Substances 0.000 claims abstract description 34
- 239000000758 substrate Substances 0.000 claims description 41
- 229920001971 elastomer Polymers 0.000 claims description 18
- 239000000806 elastomer Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
The utility model relates to a keyboard switch which is characterized in that a shaft hole used for crossing and assembling cross assembly elements in a keyboard press key forms an ellipse, and inlay grooves of a metal base plate of a keyboard for inlaying the cross assembly elements are in an open type. In addition, both end parts of each sleeve shaft which is inlaid and assembled with the cross assembly elements and the inlay grooves are cut flatly. Thus, when the press key is pressed and a fork angle is changed by the cross assembly elements for adjustment, the cross assembly elements and frame plates of the inlay grooves of the metal base plate for inlaying the cross assembly elements can not slide slack or even be damaged by cutting by the hindrance of a rough edge because of slide and rubbing. Thus, the keyboard switch has the advantages of low manufacturing cost of an entire body and high durability.
Description
The utility model relates to a kind of keyboard switch, relate in particular to a kind of interior fork set of pieces and do to change when pitching the angle adjusting, sleeve can not hindered by the burr of substrate substrate caulking groove deckle board and cause to slide and have some setbacks, even is cut damage, can reach low cost of manufacture, and very durable keyboard switch.
As shown in Figure 1, the keyboard of prior art be a keyboard case from bottom to top be provided with a metal substrate 10, a line film 11, an offset plate 12, this metal substrate 10 be provided with the fork set of pieces 13 of plural number and proper alignment, respectively pitch that set of pieces 13 center are provided with an elastomer 14 and on each elastomer 14 key lid 15 of cover group, each other end and key lid 15 of pitching set of pieces 13 interlinks.
And this keyboard still has shortcoming as described below:
Please cooperate shown in Figure 2, this fork set of pieces 13 is established with the group of this metal substrate 10, because of this metal substrate 10 is to dash in the punch press mode to set out sheathed protruding framework 16, end sleeve 130 with this fork set of pieces 13 is placed in this protruding framework 16 again, and punch press to dash the inner edge 160 of the protruding framework 16 set out are sharp keen burr, if it is not treated, when button is pressed on time, because this fork set of pieces about in the of 13 same end be fixed on key lid 15 with protruding framework 16 ' and motionless, another upper and lower side can be overlapped in this key lid 15 in frame 150 and the protruding framework 16 ' slide adjusting, therefore this 13 end of fork set of pieces sleeve 130 is hindered by these protruding framework 16 inner edges 160 sharp keen burr and causing slip to have some setbacks, even quilt is cut damage, press by uncertain and produce button, correct input data, or this button must be renewed, bring inconvenience, and punch press is difficult to control towards the quality of establishing no burr, and producing burr will remove, must spend more cost, therefore general manufacturer, for having avoided this disappearance, the metal substrate 10 that can keep the bottom, and do not stamp out protruding framework 16, as shown in Figure 3, and above this offset plate 12, add a plastic switch base 17 in addition, plastic this switch base 17 is just the same with these metal substrate 10 structures, be to adopt the protruding framework 170 of ejection formation, therefore just can solve the deckle-edged shortcoming of punch press metal, but but can increase cost, and structure the is many plastic switch base 17 of one deck, thickness can be thicker and not light, in the time will keeping in repair, this key lid 15 is pried open, the member that other is relevant, just should fork set of pieces 13 can be prized from destroying its combination, and the shortcoming that can produce displacement even come off, in addition, in Fig. 1, each button is in the protruding framework 16 of the end of this fork set of pieces 13 sleeve 130 groups that (see figure 2) is overlapped, just have everywhere, and whole keyboard quantity is many, so will go out many protruding frameworks 16 at this metal substrate 10, in mould, will make most salient points, and precision must improve, die cost will improve, and salient point is many, punching press contraposition if anything is wrong, and the spoilage of mould will be high, life-span just shortens, and stamp out too much protruding framework 16 at a metallic plate, this metallic plate finished product just can not be smooth, and assembling is not easy.
The purpose of this utility model is to provide a kind of improved keyboard switch, when fork set of pieces do variation fork angle was regulated in it can make, its sleeve can not hindered by the burr of substrate substrate caulking groove deckle board and causing slip to have some setbacks, even quilt is cut damage, and it is low cost of manufacture not only, and very durable.
The purpose of this utility model is achieved in that
A kind of keyboard switch comprises a metal substrate, a line film, an offset plate, a plurality of fork set of pieces and a plurality of key lid, is characterized in:
Described this metal substrate upper punch is provided with a plurality of open caulking grooves that are, and respectively this open caulking groove is provided with two corresponding flanges; Described this line film is provided with circuit and the electrical contact that is laid on this metal substrate; Described this offset plate is provided with a plurality of elastomers, and this offset plate is to be laid on this line film, and each elastomer is positioned at directly over this electrical contact; Described these fork set of pieces are respectively established by one first frame plate and one second frame plate intersection group and are formed, this first frame plate center is provided with an emptying aperture, and be provided with oval-shaped axis hole at a corresponding sidewall, this second frame plate center is provided with a configuration hole, and to should first frame plate position male of oval axis hole be provided with minor axis, this first frame plate and corresponding two ora terminalis of this second frame plate respectively are provided with sleeve, wherein a corresponding sleeve has a round rod segment and an end face and cuts flat section, another corresponding sleeve is round bar shape, these sleeves are located in the open caulking groove place of this circuit substrate, and the elastomer frame of this offset plate limit is in the configuration hole at this second frame plate center; And, described these key lids are lids of bottom indent, upper wall in the bottom indent is convexly equipped with a pressure handle downwards, and this shaft-like sleeve place of corresponding circle is provided with the cover holder, these key lids are located on the elastomer of this offset plate, and this pressure handle contact is on elastomer, and the round bar shape sleeve of this first frame plate sleeve and second frame plate is organized respectively and is located in this cover holder.
In above-mentioned keyboard switch, wherein, one flange of described this metal substrate two-phase corresponding flange and this metal substrate junction, more be concaved with a clamping slot, and cut at this second support body, one round rod segment and an end face on this sleeve of flat section, be convexly equipped with a blocking flange, this blocking flange is fastened on this clamping slot.
In above-mentioned keyboard switch, wherein, described these metal substrate two corresponding flanges are inverted L shape.
The utility model keyboard switch is owing to be provided with the fork set of pieces in a keyboard, the axis hole that this fork set of pieces intersection group is established is made as ovalize, the metal substrate of this keyboard is to be open for the caulking groove system that this fork set of pieces is embedded, in addition, the sleeve both ends of this fork set of pieces and this caulking groove embedding group are done suitable cutting off and are scabbled, make this fork set of pieces button pressed by and when changing the fork angle and regulating, this fork set of pieces and substrate substrate can not cause slip to have some setbacks because of swiping is hindered by burr for the caulking groove deckle board that this fork set of pieces is embedded, even quilt is cut damage, therefore, can save and make the cost-saving, and make keyboard switch comparatively durable.
By the description of following its accompanying drawing of example structure to the utility model keyboard switch, can further understand the purpose of this utility model, specific structural features and advantage.Wherein, accompanying drawing is:
Fig. 1 is the three-dimensional decomposition texture schematic diagram of a kind of keyboard switch structure of prior art.
Fig. 2 is the sectional structure schematic diagram of a kind of keyboard switch structure of prior art.
Fig. 3 is the sectional structure schematic diagram of the another kind of keyboard switch structure of prior art.
Fig. 4 is the three-dimensional decomposition texture schematic diagram according to the keyboard switch that the utility model proposes.
Fig. 5 is according to the sectional structure schematic diagram of keyboard switch when not pushing that the utility model proposes.
Fig. 6 is according to the keyboard switch fragmentary top TV structure schematic diagram that the utility model proposes.
Fig. 7 is according to the sectional structure schematic diagram of keyboard switch when pushing that the utility model proposes.
As shown in Figure 4, keyboard switch of the present utility model comprises a metal substrate 20, a line film 30, an offset plate 40, a plurality of fork set of pieces 50 and a plurality of key lid 60.
This metal substrate 20 is to dash from lower to upper in the punch press mode to be provided with a plurality of open caulking grooves 21 that are, this open caulking groove 21 be by two be corresponding inverted L shape flange 22,22 ' form, and these open caulking groove 21 root edge both sides each outwards be arranged with a clamping slot 23,23 '.
This line film 30 is provided with and is laid on this circuit 31 and electrical contact 32 above metal substrate 20.
This offset plate 40 is provided with a plurality of elastomers 41, and this offset plate 40 is to be laid on this above line film 30, and each elastomer 41 be positioned at this electrical contact 32 directly over.
This plural number fork set of pieces 50 is to be established by first frame plate 51 and second frame plate, 52 intersection groups to form, these first frame plate, 51 centers are provided with emptying aperture 510, these emptying aperture 510 two ends are provided with and are corresponding short slot 53, one corresponding sidewall 511 of this first frame plate 51 is provided with the axis hole 512 of ovalize, four vertex angle part positions of another corresponding sidewall convex with and are two pairs of even handles 513,514, each is to connecting handle 513,514 1 ends respectively have been horizontally set with sleeve 515,516, this is convexly equipped with a blocking flange 517 to sleeve 516 ends, in the open caulking groove 21 bottom both side edges 210 (see figure 6) inside of this metal substrate 20, and this is by a round rod segment 518 and an end face sleeve 516 and cuts flat section 519 and form this blocking flange 517 by frame limit; These second frame plate, 52 centers are provided with configuration hole 520, convex with a minor axis 522 at a corresponding sidewall 521, four vertex angle part positions of another corresponding sidewall convex with and are two pairs of even handles 523,524, each is to connecting handle 523,524 1 ends respectively have been horizontally set with sleeve 525,526, this is a section flat section 528 to sleeve 525 by a round rod segment 527 and an end face and forms, as Fig. 4, shown in 5, this two frame plate 51,52 assembling, it is the hollow hole of centre 510 that passes this first frame plate 51 earlier with sleeve 525 ends of this second frame plate 52, and make this minor axis 522 pass corresponding short slot 53 to conform to a conventional pattern in the axis hole 512 of ovalize, and then be arranged in a wherein inverted L shape flange 22 places of this metal substrate 20 with this sleeve 525, in addition, another inverted L shape flange 22 ' that is arranged in this metal substrate 20 with the sleeve 516 of this first frame plate 51 is located, the elastomer 41 of this offset plate 40 is disposed hole 510 by this simultaneously, 520 frame limits.
These a plurality of key lids 60 are lid bases of bottom indent, upper wall 61 in the bottom indent is convexly equipped with a pressure handle 62 downwards, to should respectively being provided with cover holder 63,64 in sleeve 515,526 places, this key lid 60 is to be located on the elastomer 41 of this offset plate 40, and make these pressure handle 62 contacts on elastomer 41, and the sleeve 526 of the sleeve 515 of this first frame plate 51 and this second frame plate 52 is organized respectively and is located in this key lid 60 cover holders 63,64.
As shown in Figure 5, after the assembling, button is not pressed on time, because of being subjected to the support of this elastomer 41, make two frame plates 51 of this fork set of pieces 50,52 intersections are suitable subtended angle, cooperate shown in Figure 6, the round rod segment 527 of the sleeve 525 of this second frame plate 52 is upper cross plate 220 belows that are positioned at inverted L shape flange 22, and its width 221 is narrower or wide than the width 222 of this upper cross plate 220, so during round rod segment 527 and this upper cross plate 220 bottom surface swipings, the burr 223 of these upper cross plate 220 both side edges can not hinder sliding of this sleeve 525, more can not hurt sleeve 525, in addition, the round rod segment 518 of the sleeve 516 of this first frame plate 51 (please cooperate referring to Fig. 5) is the upper cross plate 220 ' below that is positioned at inverted L shape flange 22 ', and the width 221 between its two round rod segments, 518 outer most edge is than the width 222 narrower or wide (in the present embodiment for narrower) of this upper cross plate 220 ', so when this round rod segment 518 and this upper cross plate 220 ' bottom surface swiping, the burr 223 of this upper cross plate 220 ' both side edges (being bound to form burr) because of punch press dashes to establish, can not hinder sliding of this sleeve 516 yet, more can not hurt this sleeve 516.
When button is pressed on time, because the sleeve 515 of this first frame plate 51, and the sleeve 526 of this second frame plate 52, group is located at this key lid 60 cover holders 63 respectively, in 64, so can be evenly stressed, as shown in Figure 7, this two frame plate 51,52 is fulcrum with minor axis 522 and oval axis hole 512 positions, changing intersecting angle downwards regulates, up to being pressed by on earth, because should ellipse axis hole 512 be oval-shaped structures, when not pushing, this minor axis 522 is sides 70 that lean against this ellipse axis hole 512, when being pressed on earth by pressure, because changing intersecting angle regulates, make these minor axis 522 displacements lean against the opposite side 71 of this ellipse axis hole 512, it is the both sides mean forceds that this variation is regulated, button to push flexibility moderate, the shortcoming that secundly is arranged unlike prior art, and when changing the intersecting angle adjusting, round rod segment 527 meetings swiping adjusting from inside to outside of this second grillage 52 along these upper cross plate 220 bottom surfaces, the also swiping adjusting from inside to outside along this upper cross plate 220 ' bottom surface synchronously of the round rod segment 518 of this first grillage 51 simultaneously.
In sum, the utility model keyboard switch compared with prior art has as washing described advantage:
1. the utility model is owing to this two frame plate the 51, the 52nd, be that fulcrum does to change the intersecting angle adjusting by this minor axis 522 and oval axis hole 512 positions, and therefore stressed evenly the displacement symmetry can improve quality, so the reduction of fault probability.
2. the utility model is owing to still can use the metal substrate 20 of punch press punching out, though the inverted L shape flange 22,22 ' upper cross plate 220, the 220 ' lateral margin 223 that are washed on this metal substrate 20 have burr to produce, but can not hinder the sliding of sleeve 515,525 of this first frame plate 51 and second frame plate 52, or hurt this sleeve 515,525, therefore save the processing cost of handling burr, also do not have the prior art sleeve and can be cut by burr and rub the shortcoming of splitting.
3. the utility model is open caulking groove 21 owing to what stamp out on this metal substrate 20, and constitute two corresponding inverted L shape flanges 22,22 of this open caulking groove 21, the protruding framework 16 of the metal substrate 10 of volume ratio prior art is little, so the manufacturing cost that can save mould, and precision requirement is lower, the probability of punch damage also reduces, so can increase the life-span of use.
4. as Fig. 4, shown in 6, the utility model is because when pitching set of pieces 50 will organize into each open caulking groove 21 time, be that the mode that adopts aligning to press down is assembled, but because the width 221 between 516 liang of round rod segment 518 outer most edge of sleeve of this first frame plate 51 is narrower or wide than the width 222 of this upper cross plate 220 ', so can be stopped by this upper cross plate 220 ' earlier, and because be separately in the middle of this sleeve 516, so can be left earlier, part on the right side open, cross this upper cross plate 220 ', through this clamping slot 23 ' return and drop on upper cross plate 220 ' and finish assembling again, be to remove in the time will removing with reverse operating, but, because the blocking flange 517 that these sleeve 516 1 ends are convexly equipped with is pind down in these metal substrate 20 open caulking groove 21 end both side edges, 210 inside by the frame limit, can't be left again, part open form on the right side and become to separate, that is to say, keep in repair independent button and must pry open this key lid 60 time, this fork set of pieces 50 can not reduce the probability of these fork set of pieces 50 infringements with this key lid 60 by the sled displacement.
The utility model keyboard switch is owing to when interior fork set of pieces work changes the adjusting of fork angle, and sleeve can and not cause slip to have some setbacks by the burr of substrate substrate caulking groove deckle board obstruction, even is cut damage, thus both can reach low cost of manufacture, and very durable.
Claims (3)
1. a keyboard switch comprises a metal substrate, a line film, an offset plate, a plurality of fork set of pieces and a plurality of key lid, it is characterized in that:
Described this metal substrate upper punch is provided with a plurality of open caulking grooves that are, and respectively this open caulking groove is provided with two corresponding flanges;
Described this line film is provided with circuit and the electrical contact that is laid on this metal substrate;
Described this offset plate is provided with a plurality of elastomers, and this offset plate is to be laid on this line film, and each elastomer is positioned at directly over this electrical contact;
Described these fork set of pieces are respectively established by one first frame plate and one second frame plate intersection group and are formed, this first frame plate center is provided with an emptying aperture, and be provided with oval-shaped axis hole at a corresponding sidewall, this second frame plate center is provided with a configuration hole, and to should first frame plate position male of oval axis hole be provided with minor axis, this first frame plate and corresponding two ora terminalis of this second frame plate respectively are provided with sleeve, wherein a corresponding sleeve has a round rod segment and an end face and cuts flat section, another corresponding sleeve is round bar shape, these sleeves are located in the open caulking groove place of this circuit substrate, and the elastomer frame of this offset plate limit is in the configuration hole at this second frame plate center; And
Described these key lids are lids of bottom indent, upper wall in the bottom indent is convexly equipped with a pressure handle downwards, and this shaft-like sleeve place of corresponding circle is provided with the cover holder, these key lids are located on the elastomer of this offset plate, and this pressure handle contact is on elastomer, and the round bar shape sleeve of this first frame plate sleeve and second frame plate is organized respectively and is located in this cover holder.
2. keyboard switch as claimed in claim 1, it is characterized in that: a flange of described this metal substrate two-phase corresponding flange and this metal substrate junction, more be concaved with a clamping slot, and cut at this second support body, one round rod segment and an end face on this sleeve of flat section, be convexly equipped with a blocking flange, this blocking flange is fastened on this clamping slot.
3. keyboard switch according to claim 1, it is characterized in that: described these metal substrate two corresponding flanges are inverted L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98219954 CN2350855Y (en) | 1998-09-14 | 1998-09-14 | Keyboard switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98219954 CN2350855Y (en) | 1998-09-14 | 1998-09-14 | Keyboard switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2350855Y true CN2350855Y (en) | 1999-11-24 |
Family
ID=33971846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98219954 Expired - Lifetime CN2350855Y (en) | 1998-09-14 | 1998-09-14 | Keyboard switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2350855Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064033A (en) * | 2009-11-18 | 2011-05-18 | 致伸科技股份有限公司 | Spring type key |
| CN110416002A (en) * | 2019-07-29 | 2019-11-05 | 光宝科技（常州）有限公司 | Scissor leg structure and press-key structure |
-
1998
- 1998-09-14 CN CN 98219954 patent/CN2350855Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064033A (en) * | 2009-11-18 | 2011-05-18 | 致伸科技股份有限公司 | Spring type key |
| CN102064033B (en) * | 2009-11-18 | 2013-04-24 | 致伸科技股份有限公司 | Spring type key |
| CN110416002A (en) * | 2019-07-29 | 2019-11-05 | 光宝科技（常州）有限公司 | Scissor leg structure and press-key structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIN ZHICONG Free format text: FORMER OWNER: BORUI SCI. + TECH. CO., LTD. Effective date: 20040611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20040611 Address after: Floor 3, No. 1, Lane 33, Linyi street, Taipei, Taiwan, Patentee after: Lin Zhicong Address before: Nangang road in Taiwan city of Taipei Province three 50 Lane 2 Building No. 5 Patentee before: Borui Sci. & Tech. Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |