CN105390308A - Key switch device of sheet metal scissors foot supports with elastic hook limiting structures - Google Patents
Key switch device of sheet metal scissors foot supports with elastic hook limiting structures Download PDFInfo
- Publication number
- CN105390308A CN105390308A CN201510539448.5A CN201510539448A CN105390308A CN 105390308 A CN105390308 A CN 105390308A CN 201510539448 A CN201510539448 A CN 201510539448A CN 105390308 A CN105390308 A CN 105390308A
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- China
- Prior art keywords
- key
- panel beating
- keycap
- scissor
- positive stop
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
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- 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
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/20—Driving mechanisms
- H01H13/22—Driving mechanisms acting with snap action
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Abstract
The invention relates to a key switch device of sheet metal scissors foot supports with elastic hook limiting structures, which is characterized in that: the scissors foot supports (16) are punch-formed on a metal plate; sheet metal elastic cantilevers (20) with elasticity are formed on the scissors foot supports (16), and the scissors foot supports (16) are provided with punch forming scissors anti-release structures; a keycap (1) is provided with key limiting bosses (45), and the scissors foot supports (16) supported each other are in a limiting fit with the keycap (1) through the scissors anti-release structures, so that releasing of a key can be prevent, or the keycap (1) can be limited in an upper limiting position. The key switch device of the sheet metal scissors foot supports can be widely applied to a computer keyboard, a palmtop computer, various embedded keyboards and a key switch device for typing operations. The structural strength and the structural stiffness of the scissors foot supports can be greatly improved, ultra-light and ultra-thin design of metal scissors feet can be achieved, and the miniaturization of a key device can be further achieved.
Description
Prioity claim:
The claims in the present invention 1,2,7--9 requires on 06 15th, 2015 to be the claim 42 ~ 46 of the application for a patent for invention of 2015103291395 and the priority of corresponding embodiment to China national intellectual property according to the application number submitted;
The claims in the present invention 1 add claim 10 and require on 04 05th, 2015 to be the claim 1 of the application for a patent for invention of 2015101574277 and the priority of corresponding embodiment to China national intellectual property according to the application number submitted;
The claims in the present invention 3, claim 1 add claim 10 and require that on September 21st, 2014 is the claim 49 of the application for a patent for invention of 2014104821017 and the priority of corresponding embodiment to the application number that China national intellectual property certificate is submitted;
The claims in the present invention 4, claim 1 add claim 10 require on September 01st, 2014 to State Intellectual property right according to the application number submitted be the claim 49 of the application for a patent for invention of 2014104403675 and corresponding embodiment priority;
The claims in the present invention 5 add claim 6, require within 08 30th, 2014, be the claim 49 of the application for a patent for invention of 2014104362497 and the priority of corresponding embodiment to China national intellectual property according to the application number submitted.
Technical field
The present invention relates to and carry out the key switch operated of stroking, be particularly loaded in as the key switch in the keyboard of the input unit of electronic instrument.The invention still further relates to the keyboard being provided with multiple this key switchs.
Background technology
Slim what be assemblied in the portable electron device such as laptop type or palmtop computer, namely in low clearance type keyboard, require the low level carrying out the key switch of beating operation, and improve its operability and good hand touch-----.Generally, the key switch that can use in low clearance type keyboard is provided with: supporting bracket (such as, the lower raft of sheet metal or keyboard); Be arranged on the keycap above supporting bracket; Mutual interlock is also arranged on guiding towards vertical direction and supporting a pair plastics scissor parts of keycap of the top of supporting bracket; Corresponding to the switching mechanism of the contact portion of the elevating movement opening and closing circuit of keycap.By a pair plastics scissor parts
mutual synchronous interaction, keycap relative to supporting bracket, the attitude remaining parallel to supporting bracket towards substantial orthogonality direction, can carry out elevating movement simultaneously.The operating characteristic of stroking of key switch can be subject to the path increment of the lifting action of described keycap, the rigidity of plastics scissor parts, plastics scissor parts and keycap fit clearance, and the impact of operating characteristic of stroking with sensation of stroking so-called in lifting action.
Thin plastic X support structure apparatus is generally adopted in the portable electron devices such as existing notebook type or palmtop computer, see Fig. 1, the bond structure device of the existing keyboard of Fig. 2 comprises keycap 1, reposition element is elastomer 11, there is the switching circuitry 12 of switch, there is the supporting bracket 15 of auxiliary section, support 16(scissor support 16 by the scissor of upper and lower auxiliary section to form by by right scissor 4 and left scissor 8), scissor support 16 by upper and lower auxiliary section respectively with keycap 1, the auxiliary section of supporting bracket 15 is rotated or is slidably connected, the scissor installed in X shape from the side supports 16 and forms synchronous interaction supporting construction by the transmission of near middle power each other, to guarantee that keycap 1 is parallel to supporting bracket 15 elevating movement.
Wherein the auxiliary section of supporting bracket 15 is made up of support plate rotation section 13 and support plate sliding part 14, scissor supports 16(by plastics-production) be made up of right scissor 4 and left scissor 8, the auxiliary section up and down that scissor supports 16 is made up of sliding part 6 on rotation section 10, scissors on down hinge 9, lower slide-bar 7 and scissors respectively, and synchronous interaction supporting construction is made up of with the housing pivot hole on the left scissor of plastics 8 is hinged pivot on right scissor 45.
Pivot hole on the left scissor 8 that on the right scissor 4 that this device is made by plastics, pivot 5 and plastics are made is hinged, and down hinge 9 and lower slide-bar 7 are rotating with the support plate rotation section 13 in supporting bracket 15 and support plate sliding part 14, are slidably matched respectively.On scissors on rotation section 10 and scissors sliding part 6 respectively with the keycap sliding part 3 on keycap 1 and keycap rotation section 2 in being slidably matched, being rotatably assorted.Forming plastics X support structure apparatus, and by circular arch shape action component--rubber bullet circle 11 is by keycap 1 upwards jack-up, and the linkage portion of left scissor 8 and right scissor 4 is rotatably assorted forms by laying respectively at pivot 5 and pivot hole 5c in scissor arm near middle; The connecting portion that left scissor 8, right scissor 4 are connected with keycap 1 and supporting bracket 15 is respectively made up of sliding part 6, down hinge 9 on rotation section on the scissors being distributed in scissor arm upper end or lower end respectively 10, lower slide-bar 7 and scissors.
Wherein rubber bullet circle 11 is fixed on switching circuitry 12 upper surface of switch and corresponding with concave surface in keycap 1, the switching circuitry 12 of switch is had to be fixed on the upper surface of supporting bracket 15, support plate rotation section 13 in supporting bracket 15 and support plate sliding part 14 are through the corresponding through hole had on the switching circuitry 12 of switch, and be positioned at have switch switching circuitry 12 upper surface above near, by the left scissor 8 of plastics, the lower end that the scissor that the right scissor 4 of plastics is formed supports is rotated with the support plate rotation section 13 in supporting bracket 15 and support plate sliding part 14 respectively, be slidably connected, its upper end is rotating with the keycap sliding part 3 on keycap 1 and keycap sliding part 3 respectively, be slidably matched.
the elasticity of plastics position limiting structure Problems existing of existing plastics keycap 1:
Since being born from keyboard, the keycap 1 of keyboard of notebook computer all arranges elasticity of plastics position limiting structure,--1 to Fig. 2--5 see Fig. 2, when keycap 1 is installed, first keycap sliding part 3 to be arranged on scissors on sliding part 6, be rotated down keycap again, in process of press in, the elasticity of plastics position limiting structure that the two panels of keycap rotation section 2 is short and thick about needs the distortion producing monolateral 0.15mm---about produce the rotation of 6 degree, the width B 1 of the elasticity of plastics position limiting structure that two panels is short and thick is about 0.7mm, length H1 is about 1.6mm, B1/H1=0.4375, because plastics are plastic materials, short and thick elasticity of plastics position limiting structure poor flexibility, intensity is low, the spacing magnitude of interference is little, in addition keyboard of notebook computer does thinner and thinner, the short and thick elasticity of plastics position limiting structure (H1 size) of the two panels of keycap rotation section 2 limits the design of keycap 1 low clearance, simultaneously, due to the impact of injection defect, the mould of the elasticity of plastics position limiting structure that the two panels of keycap rotation section 2 is short and thick tiltedly need pull out structure etc. and the elasticity of plastics position limiting structure causing the two panels of the keycap rotation section 2 short and thick fraction defective that dispatches from the factory is higher.
1, the keycap 1 of keyboard of notebook computer is after dispatching from the factory, and the Off problem that falls is very outstanding, and fall key and the switch contact Problem of Failure of keyboard of notebook computer are the most outstanding two large anxious open problems of current keyboard of notebook computer.
2, the elasticity of plastics position limiting structure of the keycap 1 of keyboard of notebook computer has the impact of injection defect,
3, the matching allowance of the short and thick elasticity of plastics position limiting structure of the keycap 1 of keyboard of notebook computer is monolateral 0.15mm, when this matching allowance is too small, easily occurs falling key phenomenon; When this matching allowance is excessive, easily there is the elasticity of plastics position limiting structure fracture failure that the two panels of keycap rotation section 2 is short and thick and bury the hidden danger of fracture failure.
4, the elasticity of plastics position limiting structure poor flexibility that two panels is short and thick, intensity are low.
5, injection moulding precision lower than the punching precision of thin plate, precise injection molding--undersized structure moulding tolerance 0.08mm, the punching precision 0.026mm of linear dimension punching press---thin plate, the pressing and bending precision of thin plate 0.5 degree.
6, thinning keycap, certainly will shorten--short and thick elasticity of plastics position limiting structure, short and thick elasticity of plastics position limiting structure shortens, and causes short and thick elasticity of plastics position limiting structure elastic force lower limit, limits the further low level design of keycap.
Summary of the invention
The object of the invention is to: for above-mentioned Problems existing, the invention provides a kind of elastic spacing structure eliminated on plastics keycap 1, plastics keycap 1 is made to become full rigid structure, and by elastic spacing vibrational power flow on thin sheet of metal scissor, thoroughly solve the hard nut to crack that existing keyboard of notebook computer falls key, make the rate of finished products of the keycap of key switch high, durable in use, make that the elastic spacing structural elasticity of the thin sheet of metal scissor of key switch is good, intensity is high, durable in use..
Technical scheme of the present invention is achieved in that and comprises keycap, reposition element, has the switching circuitry of switch, has the supporting bracket of auxiliary section, has the scissor of upper and lower auxiliary section to support, scissor supports and is rotated or be slidably connected with the auxiliary section of keycap, supporting bracket by upper and lower auxiliary section respectively, scissor supports and forms synchronous interaction supporting construction by the transmission of power each other, to guarantee that keycap is parallel to supporting bracket and does elevating movement, it is characterized in that: described scissor supports 16 punch formings on metal plate; Described scissor supports 16 and forms resilient panel beating elastic arm 20; Described scissor supports 16 stamping forming scissors disconnecting prevention structure; Keycap 1 is provided with key positive stop lug boss 37; The scissor of described mutual support is supported 16 and is coordinated with the key positive stop lug boss 37 of keycap 1 is spacing by scissors disconnecting prevention structure, stops key deviate from or keycap 1 is limited in limes superiors position;
When described keycap is installed, the auxiliary section of keycap 1 or key positive stop lug boss 37 make panel beating elastic arm 20 produce strain, scissors disconnecting prevention structure crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1, under the reset force effect of reposition element, scissors disconnecting prevention structure is crushed on key positive stop lug boss 37.
Further: when keycap is installed, scissor supports the upper end of 16 along the key indent boss 34 in concave bottom surface 35 in the key of concave bottom surface 35 or keycap 1 in the key of keycap 1 or key positive stop lug boss 37, all from inside to outside or all ecto-entad slips into the auxiliary section of keycap 1, the auxiliary section of keycap 1 or key positive stop lug boss 37 make panel beating elastic arm 20 produce strain, and scissors disconnecting prevention structure crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1.
Further: described scissor supports 16 punch formings on metal plate; Described scissor supports 16 the resilient panel beating elastic arm 20 upwards extended, and the cantilever end of described panel beating elastic arm 20 has stamping forming scissors disconnecting prevention structure; In the key of keycap 1 concave bottom surface 35 bottom surface on be provided with key positive stop lug boss 37; The scissor of described mutual support is supported 16 and is coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by scissors disconnecting prevention structure, and keycap 1 is limited in limes superiors position.
Further: described scissor supports 16 punch formings on thinner metal plate, the end face of described scissor support 16 has the resilient panel beating elastic arm 20 upwards extended, the cantilever end of described panel beating elastic arm 20 has stamping forming scissors disconnecting prevention structure, described scissors disconnecting prevention structure has panel beating limiting block 21, and described panel beating limiting block 21 is positioned at described scissor and supports near the upper end of 16; In the key of keycap 1 concave bottom surface 35 bottom surface on be provided with key positive stop lug boss 37, in the spacing auxiliary section 36 of arranged outside key end of described key positive stop lug boss 37, arrange in the inner side of described key positive stop lug boss 37 that key is sleeping installs guide part 38; The scissor of described mutual support is supported 16 and is coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by panel beating limiting block 21, and keycap 1 is limited in limes superiors position.
Further: between the upper auxiliary section of described same scissor support 16, have the cantilever breach through hole 20a running through plate face downwards, have in the bottom of cantilever breach through hole 20a the panel beating elastic arm 20 upwards extended, have the panel beating limiting block 21 upwards bending panel beating and formed at the cantilever end of panel beating elastic arm 20; In key between two left auxiliary sections of keycap 1 and between two right auxiliary sections concave bottom surface 35 bottom surface on be respectively arranged with key positive stop lug boss 37, the spacing auxiliary section 36 of key end is all set in the outside of described key positive stop lug boss 37; Described key positive stop lug boss 37 is made up of the spacing auxiliary section 36 of key end, the sleeping guide part 38 of installing of key, and the scissor of described mutual support is supported 16 and coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by panel beating limiting block 21, and keycap 1 is limited in limes superiors position.
Further: described panel beating elastic arm 20 bends extension downwards.
Further: between the left and right end face that described panel beating scissor supports, and support 16 tops and have near described panel beating scissor the cantilever breach through hole 20a running through panel beating scissor supporting bracket face, at the panel beating elastic arm 20 that the oriented other end in the left side of cantilever breach through hole 20a or right side extends.
Further: the plate face that described panel beating elastic arm 20 and described scissor support 16 becomes angle to extend, described panel beating elastic arm 20 is in cantilever-shaped, and the cantilever end of described panel beating elastic arm 20 is formed with panel beating limiting block 21.
Further: described keycap 1 has the key positive stop lug boss 37 of rigidity, key positive stop lug boss 37 by the spacing auxiliary section 36 of key end, in erect shape key erect install guide part form; During installation, the end of panel beating elastic arm 20 and key are erect and are installed guide part and interact, panel beating elastic arm 20 produces strain, panel beating limiting block 21 crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
Further: described keycap 1 has the key positive stop lug boss 37 of rigidity, key positive stop lug boss 37 is made up of the sleeping guide part 38 of installing of key of the spacing auxiliary section 36 of key end, flat sleeping shape, and described key positive stop lug boss 37 is positioned at the Inner concave bottom surface of keycap; During installation, the scissors disconnecting prevention structure of the cantilever end of panel beating elastic arm 20 and key be sleeping to be installed guide part 38 and interacts, panel beating elastic arm 20 produces strain, the panel beating limiting block 21 forming scissors disconnecting prevention structure crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
good effect of the present invention is:
1, keycap 1 becomes non-maintaining full rigid structure, significantly reduces keycap 1 and to dispatch from the factory fraction defective, and thoroughly solves the hard nut to crack falling key when existing keyboard of notebook computer uses.
2, the elastic spacing structural elasticity of thin sheet of metal scissor is good, intensity is high, can increase the spacing magnitude of interference (maximum reach 0.5mm), makes keycap high with the spacing reliability that coordinates of thin sheet of metal scissor.
3, the elastic spacing structure of thin sheet of metal scissor is without injection defect.
4, the elastic spacing structure of thin sheet of metal scissor there will not be fracture failure. the hidden danger of deformation failure.
5, the low level design of keycap can be realized further.
The key switch of this metal scissor leg structure can be widely used in computer keyboard, palmtop computer, all kinds of embedded keyboard and carry out the key switch operated of stroking.Scissor supporting construction intensity and the rigidity of structure significantly improve, and metal scissor achieves ultralight, ultra-thin and realizes the miniaturization of key apparatus further.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the composition structure chart of the existing plastics scissor support structure apparatus of a keycap;
Fig. 2 is the annexation figure of the existing plastics scissor support structure apparatus of a keycap;
Fig. 2-1 is the installation process figure of an existing keycap;
Fig. 2-2 is installation process figure of an existing keycap;
Fig. 2-3 is installation process figure of an existing keycap;
Fig. 2-4 is installation process figure of an existing keycap;
Fig. 2-5 is installation process figure of an existing keycap;
Fig. 3 is a kind of stereogram of interior scissor of width bending edges;
Fig. 4 is a kind of stereogram of outer scissor of width bending edges;
Fig. 5 is the assembling stereogram of Fig. 3, Fig. 4;
Fig. 6 is the stereogram of rigid key cap of the present invention;
Fig. 7 is the front view of Fig. 6;
Fig. 8 is the B-B cutaway view of the key installation process of Fig. 7;
Fig. 9 is the A-A cutaway view of the key installation process of Fig. 7;
Figure 10 is the B-B cutaway view of the key installation process of Fig. 7;
Figure 11 is the A-A cutaway view of the key installation process of Fig. 7;
Figure 12 is the B-B cutaway view of the key installation process of Fig. 7;
Figure 13 is the A-A cutaway view of the key installation process of Fig. 7;
Figure 14 is the B-B cutaway view of the key installation process of Fig. 7;
Figure 15 is the A-A cutaway view of the key installation process of Fig. 7;
Figure 16 is the B-B cutaway view of the key installation process of Fig. 7;
Figure 17 is the A-A cutaway view of the key installation process of Fig. 7;
The stereogram of a kind of interior scissor of Figure 18;
The stereogram of a kind of outer scissor of Figure 19;
Figure 20 is the stereogram of rigid key cap of the present invention;
Figure 21 is assembling stereogram of the present invention;
Figure 22 is cutaway view of the present invention;
Figure 23 is the outer scissor of thin sheet of metal that panel beating elastic arm 20 of the present invention extends left;
Figure 24 is scissor in the thin sheet of metal that extends left of panel beating elastic arm 20 of the present invention;
Figure 25 is the outer scissor of thin sheet of metal of panel beating elastic arm 20 of the present invention;
Figure 26 be panel beating elastic arm 20 of the present invention thin sheet of metal in scissor;
Scissor outside Figure 27 thin sheet of metal that to be panel beating elastic arm 20 of the present invention extend to from left to right;
Scissor in Figure 28 thin sheet of metal that to be panel beating elastic arm 20 of the present invention extend to from left to right;
Figure 29 is the rigid key cap of the thin sheet of metal scissor of Figure 28 Figure 29;
Figure 30 is assembling stereogram of the present invention;
Figure 31 is that Figure 30 has installed the assembling stereogram of rigid key cap;
Figure 32 is front view of the present invention;
Figure 33 is Figure 32 top view;
Figure 34 is Figure 32 cutaway view;
Scissor outside Figure 35 thin sheet of metal that to be panel beating elastic arm 20 of the present invention extend to from left to right;
Scissor in Figure 36 thin sheet of metal that to be panel beating elastic arm 20 of the present invention extend to from left to right;
Figure 37 is the assembling stereogram of metal scissor of the present invention;
Figure 38 is the assembling stereogram of metal scissor of the present invention;
Figure 39 is the thin sheet of metal eight type scissor that a kind of panel beating elastic arm 20 of the present invention upwards extends;
Figure 40 is a kind of rigid key cap of the present invention;
Figure 41 is a kind of assembling stereogram of the present invention;
Figure 42 is front view of the present invention;
Figure 43 is the cutaway view that the interior scissor of Figure 42 is in limes superiors position;
Figure 44 is the cutaway view that the interior scissor of Figure 42 is in limes superiors position;
Figure 45 is the cutaway view that the interior scissor of Figure 42 is in limes superiors position;
Figure 46 is the cutaway view that the interior scissor of Figure 43 is in limit inferior position;
Figure 47 is the cutaway view that the interior scissor of Figure 44 is in limit inferior position;
Figure 48 is the cutaway view that the interior scissor of Figure 45 is in limit inferior position.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
embodiment 1
As Fig. 3---shown in Figure 48, the key switch that the panel beating scissor of a kind of flexible hook position limiting structure of the present invention supports comprises keycap, reposition element, has the switching circuitry of switch, has the supporting bracket of auxiliary section, has the scissor of upper and lower auxiliary section to support, scissor supports and is rotated or be slidably connected with the auxiliary section of keycap, supporting bracket by upper and lower auxiliary section respectively, scissor supports and forms synchronous interaction supporting construction by the transmission of power each other, to guarantee that keycap is parallel to supporting bracket and does elevating movement, described scissor supports 16 punch formings on metal plate; Described scissor supports 16 and forms resilient panel beating elastic arm 20; Described scissor supports 16 stamping forming scissors disconnecting prevention structure;
Keycap 1 is provided with key positive stop lug boss 37; The scissor of described mutual support is supported 16 and is coordinated with the key positive stop lug boss 37 of keycap 1 is spacing by scissors disconnecting prevention structure, stops key deviate from or keycap 1 is limited in limes superiors position.
16 punch formings on thinner metal plate are supported see Fig. 3, Fig. 4, described scissor, the end face of described scissor support 16 has the resilient panel beating elastic arm 20 upwards extended, the cantilever end of described panel beating elastic arm 20 has stamping forming scissors disconnecting prevention structure, described scissors disconnecting prevention structure has panel beating limiting block 21, and described panel beating limiting block 21 is positioned at described scissor and supports near the upper end of 16.
The width bending edges 24 vertical with the length direction of scissor arm 23 is all had see scissor 28, the outer scissor 31 of metal in Fig. 3, Fig. 4, metal, on the scissors lower plane 17 of the outer scissor 31 of scissor 28 in metal, metal, scissors, plane 19 is all connected by width bending edges, scissors lower plane 17 is all positioned at below metal scissor 28, the outer scissor 31 of metal, and on scissors, plane 19 is all positioned at above metal scissor 28, the outer scissor 31 of metal.
Scissor supports 16 and is made up of scissor in metal 28, the outer scissor 31 of metal, between the upper auxiliary section that same scissor supports 16 (namely in metal scissor 28 upper auxiliary section between, between the upper auxiliary section of metal scissor 31 outward) have the cantilever breach through hole 20a running through plate face downwards, have at the bottom end face of cantilever breach through hole 20a the panel beating elastic arm 20 upwards extended, have the panel beating limiting block 21 upwards bending panel beating and formed at the cantilever end of panel beating elastic arm 20; Described panel beating elastic arm 20 bends extension downwards.
Upper auxiliary section and the panel beating elastic arm 20 of described scissor support 16 are independently arranged.
All have see the left and right sides of scissor 28 in Fig. 3, metal and cut extension board face 25 in scissors lower plane 17 upwards extends to portion, inside cut extension board face 25 and be positioned at scissor arm 23 side, have support auxiliary section, end 18 in interior end of cutting the cantilever end in extension board face 25, the bight of the end of the cantilever end in extension board face 25 is cut in the support auxiliary section, end 18 of the present embodiment in being.
Inner side see Fig. 4, the outer scissor 31 of metal all has cuts extension board face 25 in scissors lower plane 17 upwards extends to portion, inside cuts extension board face 25 and is positioned at scissor arm 23 side, have support auxiliary section, end 30 in interior end of cutting the cantilever end in extension board face 25.
Do not represent respectively with keycap 1(figure see scissor 28 in Fig. 5, metal, the outer scissor 31 of metal), support plate 15 rotates or is slidably connected; In metal the lower face of the support auxiliary section, end 18 of scissor 28, scissor arm 23 respectively with metal the scissor arm 23 of outer scissor 31 lower face, supporting the transmission forming power each other forms synchronous interaction supporting construction mutually in support auxiliary section, end 30, to guarantee that keycap is parallel to supporting bracket and does elevating movement (not representing in the switching circuitry figure of switch), reposition element is made up of resilient flexible member, also can be made up of magnetic element, the present embodiment adopts elasticity good rubber bullet circle 11 as reposition element.
Be respectively arranged with the key positive stop lug boss 37 of rigidity see the near middle of concave bottom surface 35 in Fig. 6, Fig. 8, Fig. 9, key between two auxiliary sections on the left side of keycap 1 and between two auxiliary sections on the right, the spacing auxiliary section 36 of key end is all set in the outside of described key positive stop lug boss 37; Described key positive stop lug boss 37 is made up of the spacing auxiliary section 36 of key end, key sleeping installation guide part 38, and form key positive stop lug boss installation guide part by the sleeping guide part 38 of installing of key, key sleeping installation guide part 38 can be plane, cambered surface.
In key between two auxiliary sections on the left side of keycap 1 and between two auxiliary sections on the right concave bottom surface 35 bottom surface on be respectively arranged with the key indent boss 34 in tee T, the key indent boss 34 in L font, the portion that is slidably matched 3 of keycap 1 is made up of the key boss indent convex shoulder 32 on key indent boss 34, back-off cambered surface 33, the opening in the portion that is slidably matched 3 of keycap 1 all points to the middle part of keycap 1, when supporting 16 upper ends to scissor and bending, the portion that is slidably matched 3 of keycap 1 is made up of concave bottom surface in key 35, back-off cambered surface 33.
See Fig. 8--when Figure 13, keycap are installed, scissor supports the upper end of 16 along the key indent boss 34 of concave bottom surface 35 or keycap 1 in the key of keycap 1, slip into the auxiliary section of keycap 1 all from inside to outside, the auxiliary section of keycap 1 or key positive stop lug boss 37 make panel beating elastic arm 20 produce strain, scissors disconnecting prevention structure crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1, under the reset force effect of reposition element, scissors disconnecting prevention structure is crushed on key positive stop lug boss 37.
Described keycap 1 has key positive stop lug boss 37, and key positive stop lug boss 37 is made up of the sleeping guide part 38 of installing of key of the spacing auxiliary section 36 of key end in setting shape, flat sleeping shape, and described key positive stop lug boss 37 is positioned at the Inner concave bottom surface of keycap; During installation, the cantilever end of panel beating elastic arm 20 and key be sleeping to be installed guide part 38 and interacts, panel beating elastic arm 20 produces strain, panel beating limiting block 21 crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
When installing see Fig. 7, Fig. 8, Fig. 9, keycap, the entrance of the auxiliary section of keycap is aimed at the upper auxiliary section that scissor supports 16, scissor supports the setting height(from bottom) H supported of 16, L > L1 should be guaranteed, move in parallel keycap downwards, the upper end of scissor support 16 is moved along key indent boss 34 surface to the opening part in the portion that is slidably matched 3 of keycap 1 from inside to outside.
See Figure 10, Figure 11, after the upper auxiliary section (the present embodiment is the lower face that upper face, scissor that scissor supports 16 support 16) that scissor supports 16 enters back-off cambered surface 33 and the open space of key boss indent convex shoulder 32, the upper end of the panel beating limiting block 21 of the cantilever end of panel beating elastic arm 20 progressively starts sleepingly with the key of key positive stop lug boss 37 to install guide part 38 and contact.
Keycap is moved in parallel downwards see Figure 12, Figure 13, continuation, continue to slide from inside to outside in the upper end of scissor support 16, scissor support 16 the upper end of panel beating limiting block 21 move along the sleeping guide part 38 of installing of key, the lower face of scissor support 16 moves (the present embodiment along back-off cambered surface 33, the portion that is slidably matched 3 of keycap 1 is made up of key boss indent convex shoulder 32, back-off cambered surface 33), under the portion that is slidably matched 3 of keycap 1, key sleeping installation guide part 38 act on, panel beating elastic arm 20 is made to produce strain.
See Figure 14, Figure 15, the scissors disconnecting prevention structure be made up of panel beating limiting block 21 crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1, the spacing adapted space of keycap 1 is positioned at outside the spacing auxiliary section 36 of key end, under the reset force effect of reposition element (not shown), panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end on key positive stop lug boss 37, now keycap 1 is in limes superiors position, the scissor of described mutual support is supported 16 and is coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by panel beating limiting block 21, keycap 1 is limited in limes superiors position.
0.5mm is reached with the spacing magnitude of interference in the spacing auxiliary section of key end 36 is maximum see Figure 15, panel beating limiting block 21.
The position relationship of (when keycap 1 is in below limes superiors position) each part when being in use pressed down see Figure 16, Figure 17, keycap 1.
The invention provides a kind of elastic spacing structure eliminated on plastics keycap 1, plastics keycap 1 is made to become full rigid structure, and by elastic spacing vibrational power flow on thin sheet of metal scissor, thoroughly solve the hard nut to crack that existing keyboard of notebook computer falls key, make the rate of finished products of the keycap of key switch high, durable in use, and make that the elastic spacing structural elasticity of the thin sheet of metal scissor of key switch is good, intensity is high, durable in use..
1, keycap becomes non-maintaining full rigid structure, significantly reduces keycap and to dispatch from the factory fraction defective, and thoroughly solves the hard nut to crack falling key when existing keyboard of notebook computer uses.
2, the elastic spacing structural elasticity of thin sheet of metal scissor is good, intensity is high, can increase the spacing magnitude of interference (maximum reach 0.5mm), makes keycap high with the spacing reliability that coordinates of thin sheet of metal scissor.
3, the elastic spacing structure of thin sheet of metal scissor is without injection defect.
4, the elastic spacing structure of thin sheet of metal scissor there will not be fracture failure. the hidden danger of deformation failure.
5, the low level design of keycap can be realized further.Scissor supporting construction intensity and the rigidity of structure significantly improve, and metal scissor achieves ultralight, ultra-thin and realizes the miniaturization of key apparatus further.
embodiment 2
The outside of plane 19 on scissors is positioned at see the scissors lower plane 17 of scissor 28 in Figure 18, Figure 19, described metal, the scissors lower plane 17 of the outer scissor 31 of described metal lays respectively at inner side and the downside of plane 19 on scissors, on described scissors lower plane 17, scissors, plane 19 is connected by length bending edges 41, and described length bending edges 41 is along the length direction of scissor arm 23.
In described metal, the scissors support portion 18 be positioned on scissors outside plane 19 of scissor 28 is vertical with the length direction of scissor arm 23, the outer scissor 31 of described metal has end face extension board face 43, and the cantilever end end face in described end face extension board face 43 is vertical with the length direction of scissor arm 23.
In the outer scissor 31 of described metal, metal scissor 28 scissors on plane 19 middle part through hole ora terminalis on have interior reinforcement flange 42.
The arc surface raised up is formed with see the cantilever end of the elastic spacing hook 20 of scissor 28, the outer scissor 31 of metal in Figure 18, Figure 19, described metal, scissors disconnecting prevention structure is formed by the arc surface raised up, the arc surface raised up is formed panel beating limiting block 21, the spacing backstop 39 of panel beating respectively, panel beating limiting block 21 can be cambered surface, arc surface, plane, and elastic spacing hook 20 is parts that scissor supports 16 plate faces.
As Figure 20, as described in key positive stop lug boss 37 be positioned in key concave bottom surface 35, key positive stop lug boss 37 by erectting the spacing auxiliary section 36 of key end of shape, the sleeping guide part 38 of installing of key in flat sleeping shape is formed.Key sleeping installation guide part 38 is inclined-plane, and key crouches and installs the bight that guide part 38 can be plane, cambered surface, key positive stop lug boss 37.
As Figure 21, Figure 22, concave bottom surface 35 is corresponding with key positive stop lug boss 37 position in key position are also provided with the spacing backstop 44 of key, the displacement to outer displacement of the spacing backstop of key 44 restriction scissors disconnecting prevention structures.
Should guarantee: the space between the spacing backstop of key 44 and key positive stop lug boss 37 can hold in the panel beating limiting block 21 of arcuation, the spacing backstop 39 of panel beating.Key positive stop lug boss 37 is about 0.35mm-0.5mm with the spacing magnitude of interference of panel beating limiting block 21.
As Figure 22, when the cambered surface of the spacing backstop of key 44 and the cambered surface of the spacing auxiliary section 36 of key end be concentric circles, during the arc surface concentric raised up that the cantilever end that elastic spacing links up with 20 is shaped, the auxiliary section of keycap is rotation cooperating portion 2, and cambered surface and the cambered surface of the spacing backstop of key 44, the cambered surface of the spacing auxiliary section 36 of key end of the scissors disconnecting prevention structure of elastic spacing hook 20 are rotatably assorted.
All the other with
embodiment 1with.
embodiment 3
As Figure 23, Figure 24, Figure 25, Figure 26, as described in panel beating scissor support left and right end face between, and near described panel beating scissor support upper surface, have the cantilever breach through hole 20a running through panel beating scissor supporting bracket face, at the panel beating elastic arm 20 that the oriented other end in the left side of cantilever breach through hole 20a or right side extends.
If Figure 23, Figure 24, panel beating elastic arm 20 are in cantilever Shi, scissors disconnecting prevention structure is positioned at panel beating elastic arm 20 cantilever end.
As Figure 25, Figure 26, panel beating elastic arm 20 be rigidly connected as described in panel beating scissor support left and right end face, scissors disconnecting prevention structure is positioned on panel beating elastic arm 20, but is positioned in the middle part of panel beating elastic arm 20 for the best with scissors disconnecting prevention structure.
Scissors disconnecting prevention structure is made up of panel beating limiting block 21, the spacing backstop 39 of panel beating, and panel beating limiting block 21 is connected with the spacing backstop of panel beating 39 is round and smooth.
All the other with
embodiment 2with.
embodiment 3
As Figure 27, Figure 28, between the left and right end face that described panel beating scissor supports, and have near described panel beating scissor support top the cantilever breach through hole 20a running through panel beating scissor supporting bracket face, at the panel beating elastic arm 20 that the oriented other end in the left side of cantilever breach through hole 20a or right side extends, the cantilever end of described panel beating elastic arm 20 is formed with panel beating limiting block 21, panel beating limiting block 21 can be the plate face of the cantilever end of panel beating elastic arm 20, it can be the plate face upwards extended of the cantilever end of panel beating elastic arm 20, may also be the bending plate face of the cantilever end of panel beating elastic arm 20, the present embodiment employing panel beating limiting block 21 is plate faces upwards extended of the cantilever end of panel beating elastic arm 20.
Described panel beating elastic arm 20 bends downwards, and the plate face that described panel beating elastic arm 20 and described scissor support 16 becomes angle to extend; The angle that described panel beating elastic arm 20 and described scissor support 16 is between 90 degree ± 0 degree to 90 degree ± 20 degree, and described panel beating elastic arm 20 is two, but can be also one by panel beating elastic arm 20, but is best with two.
As Figure 29, Figure 31, as described in keycap 1 have key positive stop lug boss 37, key positive stop lug boss 37 by erect shape key end spacing auxiliary section 36, in erectting shape
key setting installation spigot surface 45 is formed,
key is erect installation spigot surface 46 and is formed, by
key setting installation spigot surface 45,
key is erect installation spigot surface 46 and is formed key setting installation guide part, wherein
key is erect and installed spigot surface 45 can be plane, cambered surface,
key is erect and installed spigot surface 46 can be plane, cambered surface,
key erect install spigot surface 45 with
key is erect installation guide part and is smoothly connected,
key setting installation spigot surface 45,
key is erect and is installed spigot surface 46 and on face, two, office, also can merge and be on the same face, and key is erect and installed guide part and be positioned at key positive stop lug boss 37 both sides.
As Figure 29---when Figure 34, installation, the end of panel beating elastic arm 20 and key are erect and are installed guide part and interact, panel beating elastic arm 20 produces strain, panel beating limiting block 21 crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
All the other with
embodiment 2with.
embodiment 4
As Figure 35---as described in Figure 38, panel beating elastic arm 20 upwards bends, and panel beating elastic arm 20 is positioned at described scissor and supports above the plate face of 16, and the plate face of the cantilever end of described panel beating elastic arm 20 forms panel beating limiting block 21.
Described panel beating elastic arm 20 is somes that described scissor supports 16 plate faces, and the cantilever end of described panel beating elastic arm 20 is formed with panel beating limiting block 21.
All the other with
embodiment 3with.
embodiment 5
The scissor that the scissors disconnecting prevention structure supporting 16 see Figure 39, scissor is positioned at the cantilever end position of the panel beating elastic arm 20 supporting 16 with described scissor corresponding supports on the plate face of 16.Scissors disconnecting prevention structure is made up of the panel beating limiting block 21 on scissors upper end bending arc 47, and wherein panel beating limiting block 21 is positioned in scissor support 16, and panel beating limiting block 21 is parts of scissors upper end bending arc 47.Described scissors upper end bending arc 47 is positioned at scissor and supports on the arm of scissor arm 23 upper end of the left and right sides of 16; The cantilever end of described two scissors upper end bending arcs 47 extends to form extension board face 19a respectively, and described scissors upper end bending arc 47, extension board face 19a are all at scissor arm 23 upper end bending and molding.Described panel beating elastic arm 20 extends to form for scissor arm 23 plate face, panel beating elastic arm 20 is the part in scissor arm 23 plate face, described panel beating elastic arm 20 can be in same plane with scissor arm 23 plate face, also can not be in same plane, but to be in same plane for the best.
See Figure 40, in the key of keycap 1, the near middle at concave bottom surface about 35 two ends forms laterally zygomorphic in the upright T-shaped T-shaped boss 50 of two keys, and two cantilever ends of the T-shaped boss 50 of key have back-off convex shoulder arc 33a.Key indent boss 34 is all formed in the inner side of two T-shaped boss 50 of key, two key circular arc mating surfaces 51 of two lower cancave cambered surfaces formations are formed with at key indent boss 34, key indent boss 34 is divided into three sections by key circular arc mating surface 51, three paragraph key indent boss 34 form key positive stop lug boss 37, after installing keycap, the circular arc of two key circular arc mating surface 51 left and right sides plays a part to limit keycap.
See Figure 39, Figure 40, Figure 41, described resilient panel beating elastic arm 20 is tabular (with straight plate face for the best), two panel beating elastic arms 20 are positioned at scissor and support 16 left and right sides, the panel beating elastic arm lower face 48 of two panel beating elastic arms 20 coordinates with the back-off convex shoulder arc 33a of the T-shaped boss 50 of key, described two scissors upper end bending arcs 47 coordinate arc 51 to be rotatably assorted with key or thin tail sheep coordinates, the left and right scissor leg structure of scissor support 16 is identical, one of them scissor supports the end of the extension board face 19a of 16, the upper face of extension board face 19a and another scissor support the upper face of the extension board face 19a of 16, the end of extension board face 19a supports mutually, scissor support 16 respectively with the switching circuitry 12 of switch, or supporting bracket 15 is slidably matched.
See Figure 41--Figure 48, described two paragraph key circular arc mating surfaces 51 can be concentrics, described two paragraph key circular arc mating surfaces 51 also can be not concentrics, when two paragraph key circular arc mating surfaces 51 not concentric time, two paragraph key circular arc mating surfaces 51 also can be plane, it is that displacement coordinates that scissor supports 16 with keycap, and the auxiliary section of two paragraph key circular arc mating surface 51 restriction scissors supports 16 moves in or out.Two paragraph key circular arc mating surfaces 51 of the circular arc of the present embodiment are concentric, and the round and smooth connection of two paragraph key circular arc mating surfaces 51 is a complete circle.
Should guarantee that back-off auxiliary section 33a is positioned near the center of circle of key circular arc mating surface 51, be positioned at the center of circle in theory for best.
see Figure 45,
figure 48,described resilient panel beating elastic arm lower face 48 is positioned near the center of circle of scissors upper end bending arc 47, when being rotatably assorted with keycap, on the center of circle being positioned at the circular trace of scissors upper end bending arc 47 with panel beating elastic arm lower face 48 for best (keycap and scissor support 16 complete installation after, guarantee that panel beating elastic arm lower face 48 is positioned at the center of circle of key circular arc mating surface 51).
see Figure 41--
figure 48,when keycap is installed, keycap moves down, scissor support 16 upper end along the key indent boss 34(key positive stop lug boss 37 in concave bottom surface 35 in the key of keycap 1) surface, equal ecto-entad slips into the auxiliary section of keycap 1, namely panel beating elastic arm 20 enters the space between back-off convex shoulder arc 33a and the surface of key positive stop lug boss 37, continue keycap is moved down, scissor supports 16 and diminishes gradually with the angle of support baseboard 15, the auxiliary section (back-off convex shoulder arc 33a) of panel beating elastic arm 20 and keycap 1
,the surface of key positive stop lug boss 37 makes panel beating elastic arm 20 produce strain, enters the spacing adapted space of the key circular arc mating surface 51 of keycap 1 to scissors disconnecting prevention structure.
The auxiliary section of keycap 1 is by key circular arc mating surface 51
,back-off convex shoulder arc 33a is formed, and forms the spacing auxiliary section of key end 36, the spacing backstop 44 of key respectively by two sections of arcs of key circular arc mating surface 51.
All the other and embodiment 1 are together.
Claims (10)
1. the key switch that the panel beating scissor of a kind of flexible hook position limiting structure of the present invention supports comprises keycap, reposition element, has the switching circuitry of switch, has the supporting bracket of auxiliary section, has the scissor of upper and lower auxiliary section to support, scissor supports and is rotated or be slidably connected with the auxiliary section of keycap, supporting bracket by upper and lower auxiliary section respectively, scissor supports and forms synchronous interaction supporting construction by the transmission of power each other, to guarantee that keycap is parallel to supporting bracket and does elevating movement, it is characterized in that:
Described scissor supports 16 punch formings on metal plate;
Described scissor supports 16 and forms resilient panel beating elastic arm 20, and described scissor supports 16 stamping forming scissors disconnecting prevention structure;
Keycap 1 is provided with key positive stop lug boss 37, and the scissor of described mutual support is supported 16 and is coordinated with the key positive stop lug boss 37 of keycap 1 is spacing by scissors disconnecting prevention structure, stops key deviate from or keycap 1 is limited in limes superiors position;
When described keycap is installed, the auxiliary section of keycap 1 or key positive stop lug boss 37 make panel beating elastic arm 20 produce strain, scissors disconnecting prevention structure crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1, under the reset force effect of reposition element, scissors disconnecting prevention structure is crushed on key positive stop lug boss 37.
2. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 1, it is characterized in that: when keycap is installed, scissor supports the upper end of 16 along the key indent boss 34 in concave bottom surface 35 in the key of concave bottom surface 35 or keycap 1 in the key of keycap 1 or key positive stop lug boss 37, all from inside to outside or all ecto-entad slips into the auxiliary section of keycap 1, the auxiliary section of keycap 1 or key positive stop lug boss 37 make panel beating elastic arm 20 produce strain, and scissors disconnecting prevention structure crosses the spacing adapted space that key positive stop lug boss 37 enters keycap 1.
3. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 1 or 2, is characterized in that: described scissor supports 16 punch formings on metal plate; Described scissor supports 16 the resilient panel beating elastic arm 20 upwards extended, and the cantilever end of described panel beating elastic arm 20 has stamping forming scissors disconnecting prevention structure; In the key of keycap 1 concave bottom surface 35 bottom surface on be provided with key positive stop lug boss 37; The scissor of described mutual support is supported 16 and is coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by scissors disconnecting prevention structure, and keycap 1 is limited in limes superiors position.
4. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 1 or 2, it is characterized in that: described scissor supports 16 punch formings on thinner metal plate, the end face of described scissor support 16 has the resilient panel beating elastic arm 20 upwards extended, the cantilever end of described panel beating elastic arm 20 has stamping forming scissors disconnecting prevention structure, described scissors disconnecting prevention structure has panel beating limiting block 21, and described panel beating limiting block 21 is positioned at described scissor and supports near the upper end of 16; In the key of keycap 1 concave bottom surface 35 bottom surface on be provided with key positive stop lug boss 37, in the spacing auxiliary section 36 of arranged outside key end of described key positive stop lug boss 37, arrange in the inner side of described key positive stop lug boss 37 that key is sleeping installs guide part 38; The scissor of described mutual support is supported 16 and is coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by panel beating limiting block 21, and keycap 1 is limited in limes superiors position.
5. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: between the upper auxiliary section of described same scissor support 16, have the cantilever breach through hole 20a running through plate face downwards, have in the bottom of cantilever breach through hole 20a the panel beating elastic arm 20 upwards extended, have the panel beating limiting block 21 upwards bending panel beating and formed at the cantilever end of panel beating elastic arm 20; In key between two left auxiliary sections of keycap 1 and between two right auxiliary sections concave bottom surface 35 bottom surface on be respectively arranged with key positive stop lug boss 37, the spacing auxiliary section 36 of key end is all set in the outside of described key positive stop lug boss 37; Described key positive stop lug boss 37 is made up of the spacing auxiliary section 36 of key end, the sleeping guide part 38 of installing of key, and the scissor of described mutual support is supported 16 and coordinated with the spacing auxiliary section of key end 36 of keycap 1 is spacing by panel beating limiting block 21, and keycap 1 is limited in limes superiors position.
6. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 4, is characterized in that: described panel beating elastic arm 20 bends extension downwards.
7. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 1, it is characterized in that: between the left and right end face that described panel beating scissor supports, and support 16 tops and have near described panel beating scissor the cantilever breach through hole 20a running through panel beating scissor supporting bracket face, at the panel beating elastic arm 20 that the oriented other end in the left side of cantilever breach through hole 20a or right side extends.
8. the key switch of a kind of panel beating scissor support of flexible hook position limiting structure as claimed in claim 7, it is characterized in that: the plate face that described panel beating elastic arm 20 and described scissor support 16 becomes angle to extend, described panel beating elastic arm 20 is in cantilever-shaped, and the cantilever end of described panel beating elastic arm 20 is formed with panel beating limiting block 21.
9. the key switch that a kind of panel beating scissor of flexible hook position limiting structure supports as described in claim 1 or 2 or 7 or 8, it is characterized in that: described keycap 1 has the key positive stop lug boss 37 of rigidity, key positive stop lug boss 37 by the spacing auxiliary section 36 of key end, in erect shape key erect install guide part form; During installation, the end of panel beating elastic arm 20 and key are erect and are installed guide part and interact, panel beating elastic arm 20 produces strain, panel beating limiting block 21 crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
10. the key switch that a kind of panel beating scissor of flexible hook position limiting structure supports as described in claim 1 or 2 or 7, it is characterized in that: described keycap 1 has the key positive stop lug boss 37 of rigidity, key positive stop lug boss 37 is made up of the sleeping guide part 38 of installing of key of the spacing auxiliary section 36 of key end, flat sleeping shape, and described key positive stop lug boss 37 is positioned at the Inner concave bottom surface of keycap; During installation, the scissors disconnecting prevention structure of the cantilever end of panel beating elastic arm 20 and key be sleeping to be installed guide part 38 and interacts, panel beating elastic arm 20 produces strain, the panel beating limiting block 21 forming scissors disconnecting prevention structure crosses key positive stop lug boss 37, under the reset force effect of reposition element, panel beating limiting block 21 is crushed on the spacing auxiliary section 36 of key end of the key positive stop lug boss 37 of keycap 1, and now keycap 1 is limited in limes superiors position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539448.5A CN105390308B (en) | 2014-08-30 | 2015-08-30 | A kind of key switch of the metal plate scissor support of flexible hook position limiting structure |
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014104362497 | 2014-08-30 | ||
| CN201410436249 | 2014-08-30 | ||
| CN2014104403675 | 2014-09-01 | ||
| CN201410440367 | 2014-09-01 | ||
| CN201410482101 | 2014-09-21 | ||
| CN2014104821017 | 2014-09-21 | ||
| CN201510157427 | 2015-04-05 | ||
| CN2015101574277 | 2015-04-05 | ||
| CN201510329139 | 2015-06-15 | ||
| CN2015103291395 | 2015-06-15 | ||
| CN201510539448.5A CN105390308B (en) | 2014-08-30 | 2015-08-30 | A kind of key switch of the metal plate scissor support of flexible hook position limiting structure |
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| Publication Number | Publication Date |
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| CN105390308A true CN105390308A (en) | 2016-03-09 |
| CN105390308B CN105390308B (en) | 2019-02-05 |
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| CN201510539448.5A Active CN105390308B (en) | 2014-08-30 | 2015-08-30 | A kind of key switch of the metal plate scissor support of flexible hook position limiting structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105679585A (en) * | 2016-03-16 | 2016-06-15 | 苏州达方电子有限公司 | Key |
| CN107978468A (en) * | 2018-01-17 | 2018-05-01 | 精元电脑股份有限公司 | Double see-saw type supporting mechanisms and slimming keyboard |
| CN110622270A (en) * | 2017-09-15 | 2019-12-27 | 陈�峰 | Key device supported by thin scissors |
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| US20020166757A1 (en) * | 2001-05-10 | 2002-11-14 | Chien-Shih Hsu | Push button switch apparatus and method of assembling the same |
| CN102856088A (en) * | 2011-06-30 | 2013-01-02 | 陈�峰 | Sheet metal rigid link structure |
| CN103177892A (en) * | 2013-02-18 | 2013-06-26 | 苏州达方电子有限公司 | Key and keyboard with same |
| WO2013139277A1 (en) * | 2012-03-22 | 2013-09-26 | Chen Feng | Method for installing key structure apparatus and key structure apparatus installed using the method |
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| US20020166757A1 (en) * | 2001-05-10 | 2002-11-14 | Chien-Shih Hsu | Push button switch apparatus and method of assembling the same |
| CN102856088A (en) * | 2011-06-30 | 2013-01-02 | 陈�峰 | Sheet metal rigid link structure |
| WO2013139277A1 (en) * | 2012-03-22 | 2013-09-26 | Chen Feng | Method for installing key structure apparatus and key structure apparatus installed using the method |
| CN103177892A (en) * | 2013-02-18 | 2013-06-26 | 苏州达方电子有限公司 | Key and keyboard with same |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105679585A (en) * | 2016-03-16 | 2016-06-15 | 苏州达方电子有限公司 | Key |
| CN110622270A (en) * | 2017-09-15 | 2019-12-27 | 陈�峰 | Key device supported by thin scissors |
| CN110622270B (en) * | 2017-09-15 | 2021-06-29 | 陈�峰 | Key device supported by thin scissors and method for mounting scissors foot supports and keycaps of key device |
| CN107978468A (en) * | 2018-01-17 | 2018-05-01 | 精元电脑股份有限公司 | Double see-saw type supporting mechanisms and slimming keyboard |
| CN107978468B (en) * | 2018-01-17 | 2019-05-31 | 精元电脑股份有限公司 | Double see-saw type supporting mechanisms and slimming keyboard |
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|---|---|
| CN105390308B (en) | 2019-02-05 |
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