CN105097342A

CN105097342A - Photoelectric control integrated input device switch module capable of generating twice touch click sounds

Info

Publication number: CN105097342A
Application number: CN201510490812.3A
Authority: CN
Inventors: 郎欢标
Original assignee: Dongguan Mayor Provides Industrial Co Ltd
Current assignee: Dongguan Mayor Provides Industrial Co Ltd
Priority date: 2015-08-11
Filing date: 2015-08-11
Publication date: 2015-11-25

Abstract

The invention discloses a photoelectric control integrated input device switch module capable of generating twice touch click sounds, which comprises an upper cover, a central shaft active assembly, metal elastic sheets, a spring, optical elements, small hole diaphragms, a light emitting device, a light receiving device, a lower cover and a PCB. Two sides of a central key shaft are respectively provided with a sound production mechanism and a control mechanism, the sound production mechanism is located at one side of the central key shaft and comprises a convex part of an active sliding block and the metal elastic sheet for generating a key click sound; and the control mechanism comprises a convex part of the central key shaft, the optical element, the metal elastic sheet, a light baffling sheet whose edge is bent for a certain angle, and light emitting and receiving devices for controlling off or on of a light path. The module of the invention adopts an independent new click sound generation structure, on and off of the switch are not influenced, convenience, diversity and stability of design are achieved, and diverse different click sound can be created.

Description

A kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module

Technical field

The present invention relates to the technical field of electronic installation input equipment, particularly one produces twice sense of touch strike note and photo-electric control integral type input equipment switch module.

Background technology

Mechanical keyboard is (English: MechanicalKeyboard) or be mechanical axis keyboard, it is a kind of type of keyboard popular on the market at present, from structure, each button of mechanical keyboard has an independent Switch (namely switch) to control the closed of associated electronic circuitry, this switch is also referred to as " axle ", due to each button by one independently micromotion mechanism form, therefore button paragraph sense is stronger, thus produce the special feel being applicable to Entertainment, so usually used as the computer peripheral equipment of high end games costly, also be the ideal equipment of programmer.What occur from keyboard goes so far as now in early days, mechanical keyboard does not disappear, representative always as high-end product develops into today, pressing paragraph sense and the characteristic of itself of mechanical keyboard cannot be submerged, so when mechanical keyboard experienced by prosperity, after declining, present situation of today is, the user of more and more computer and game player, to the comfort level using computer, feel, quality is had higher requirement, keyboard as one of computer peripheral equipment has also occurred that some change, mechanical keyboard is no longer the favorite of fan, and start more and more pursued the friend of quality and feel approve.

Mechanical axis keyboard switches all on current global market, its pressing paragraph sense (i.e. clickly keystroke sound, English is called Click) sound produced only has a strike note, or there is no pressing paragraph sense (Click) sound.Prior art and product (setting up the product of the mechanical axis keyboard switch manufacturer CHERRYELECTRICALPRODUCTSCORPORATION of German brand so far as a nineteen fifty-three) provide the press sense of multiple different strike note all cannot to electric competing game user, directly affect service efficiency and user's mood.The patent (being designated as documents 1) of Fig. 1 to be publication number be mechanical keyboard switch module that US446716, CHERRY company announces, it is the main representative of prior art, and main product in the market all continues or designs with reference to this structure and produce.It is made up of upper cover 11, key axle 12, the movable slider 13 linked together with key axle, metal clips 20, stator 21, contact 25, spring 16 and lower cover 10.Its principle producing keystroke sound is: central axis component 12 and 13 is when stressed pressing down, when the boss 37 and 38 of movable slider 13 crosses the paddy peak 31 of metal clips 20, this movable slider 13 is under the promotion of metal clips 20 opposition, this movable slider slides downwards sharp, movable slider and below buckle 46 Rapid contact being positioned at central shaft both sides under the effect of inertia force, thus produce the once shock sound touching paragraph sense when pressing down.The design of CHERRY patent, the profile of the movable slider boss 37 and 38 of this central axis component, it is the male means being formed an obtuse angle shape by a horizontal line and the outline line with angle, and its angle is about 55 ~ 75 degree.When button loosens, spring upwards resilience time, central axis component 12 and 13 upwards resilience under the action of the spring, when the movable slider boss 37 and 38 of central axis component crosses the paddy peak 31 of metal clips 20, due to the factor of the contour shape of boss 37 and 38, the angle of its profile arranges the not adaptive slip making upward direction with the gradient of metal clips, and movable slider can not be made to make upward direction rapid movement, thus paragraph sense when cannot produce resilience and secondary impact sound.

Fig. 2 (a) and Fig. 2 (b) be respectively the up-to-date mechanical axis keyboard switch product of a kind of CHERRY and mechanical axis keyboard switch known technology product (being designated as documents 2) popular on the market at present etc. axle side structure exploded view and face STRUCTURE DECOMPOSITION figure, the patent of its structure and publication number US446716 is basically identical, just change the shape of key axle into cross key axle, and the convex shape of movable slider has added some and improves, such that keystroke acoustic ratio is clearer and more melodious, button paragraph sense is stronger.It is made up of upper cover 1, cross key axle 2, movable slider 3, spring 4, stator 5, metal clips 6 and lower cover 7.Described movable slider 3, the boss of its side has made some improvements, and it changes the projection 31 and 32 with two crest shapes into, to produce reasonable paragraph sense.The shape of metal clips 6 have also been made improvement, and the action pressing down and rise is compared smoothly.Described stator 5, it is also metal material, has the contact 51 of a protrusion above it, and the control circuit of itself and key switch links together.Fig. 3 (a) and Fig. 3 (b) be respectively CHERRY product and existing known technology vertical view and etc. axis side view.

The mechanical axis keyboard switch module of CHERRY product and existing known technology is cut open along the direction of A-A and B-B of vertical view in Fig. 3 (a).Fig. 4 is the cutaway view of mechanical axis keyboard switch module along A-A direction of CHERRY product and existing known technology, and Fig. 5 is the cutaway view of mechanical axis keyboard switch module along B-B direction of CHERRY product and existing known technology.

Fig. 6 is the mechanical axis keyboard switch module of CHERRY product and existing known technology, and stressedly to press down when central shaft movable component does not have, spring is in the static initial condition that rises, it is along the cutaway view in A-A direction.This module is not when central shaft movable component has stressed pressing down, and the paddy peak position 61 of this metal clips 6 is less than 1.00mm to the distance H1 of the boss 32 of the movable slider finally contacted during button resilience.Now the boss 32 of movable slider withstands metal clips 6, and the paddy peak 61 of metal clips 6 separates with protrusion contact 51 phase of stator 5, and the circuit of keyboard switch is in off-state.

Fig. 7 be CHERRY product and existing known technology mechanical axis keyboard switch module when central shaft movable component is stressed press down time state, it is along the cutaway view in A-A direction.When central shaft movable component presses down stressed, when the boss 31 of movable slider 3 crosses the paddy peak position 61 of metal clips 6, this movable slider 3 is under the promotion of the opposition of metal clips 6, movable slider 3 slides downwards sharp, movable slider 3 and below buckle plane 22 Rapid contact of both sides being positioned at central shaft 2 under the effect of inertia force, thus produce the once shock sound touching paragraph sense when pressing down.In figure, the arrow of keys upwards represents that central shaft movable component is stressed and presses down.

Fig. 8 be CHERRY product and existing known technology mechanical axis keyboard switch module when central shaft movable component is stressed press down time state, it is along the cutaway view in A-A direction.At this time central shaft movable component 2 and 3 and metal clips 6 disengage, and the paddy peak 61 of metal clips 6 contacts with the protrusion contact 51 of stator 5, and the circuit be connected with stator 5 is in conducting state.

Fig. 9 is that the mechanical axis keyboard switch module of CHERRY product and existing known technology starts resilience when central shaft movable axis assembly, and movable slider 3 and metal clips 6 start the state contacted, and it is along the cutaway view in A-A direction.When button loosens, spring upwards resilience time, under the effect of spring force, cross key axle 2 and movable slider 3 start to move up, and at this moment first boss 31 of movable slider 3 starts again to contact with the paddy peak 61 of metal clips 6.

Figure 10 is the mechanical axis keyboard switch module of CHERRY product and existing known technology, and the resilience of central shaft movable component rises to initial location status, and it is along the cutaway view in A-A direction.The movable slider boss 32 of its central shaft movable component is after crossing the paddy peak 61 of metal clips 6, and top close " B " the inert space, face place of movable slider, cannot produce secondary impact sound.Described " B " face, the top buckle 21 being positioned at central shaft 2 both sides in itself and Fig. 2 and Fig. 5 is in same plane, and it is used for the scope that restraint slide block 3 moves up.From button pressed on earth, recoil to button the static state that rises, its displacement H2 is about 3.45mm.The mechanical axis keyboard switch module of described CHERRY product and existing known technology, its further reason that can not produce secondary impact sound is: the profile of the movable slider boss 32 of described central shaft movable component, it is the male means being formed an obtuse angle shape by a horizontal line and the outline line with angle, and angle Φ is about 55 ~ 75 degree.Central axis component upwards resilience under the action of the spring, when the boss 31 of the movable slider 3 of central shaft movable component and boss 32 cross the paddy peak 61 of metal clips 6, due to the factor of the contour shape of boss 31 and 32, the angle of its profile arranges with the gradient of metal clips not adaptive, metal clips can not produce opposition upwards, it can not make movable slider make upward direction rapid movement, thus paragraph sense when cannot produce resilience and secondary impact sound.On the contrary, the contour shape tilted downwards of boss 31 and 32 determines metal clips 6 and produces downward opposition, hinders its upwards resilience.

Summary of the invention

The object of the invention is to overcome the shortcoming of prior art and deficiency, provide a kind of and produce twice sense of touch strike note and photo-electric control integral type input equipment switch module.

Object of the present invention is achieved through the following technical solutions:

A kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module, comprise upper cover, central shaft movable component, first metal clips, second metal clips, spring, first optical element, second optical element, first aperture, second orifice diaphragm, light emitting devices, light receiving element, lower cover, and PCB printed circuit board (PCB), wherein said first aperture and second orifice diaphragm are arranged at down and cover, described light emitting devices and light receiving element are arranged on PCB printed circuit board (PCB), wherein central shaft movable component comprises center key axle and movable slider, it can carry out pressing down and resilience along with the actuation of keys of finger,

The both sides being positioned at described center key axle are respectively sound generating mechanism and controlling organization, and wherein said sound generating mechanism is positioned at described center key axle side, comprise a boss and second metal clips of described movable slider, are used for producing the strike note of button; Described controlling organization comprises the light barrier of a boss of center key axle, the first optical element, the second optical element, the first aperture, second orifice diaphragm, the first metal clips and edge bending certain angle thereof, light emitting devices and light receiving element composition, is used for controlling disconnection or the conducting of path channels.

Preferably, the strike note of described sound generating mechanism generation button respectively produces a strike note when referring to button pressed and resilience respectively, when button is stressed press down time, the movable slider boss of described central shaft movable component crosses the Gu Fengshi of described second metal clips, the bossing of described movable slider is under the promotion of the opposition of described second metal clips, slide downwards sharp, described movable slider and the below buckle Rapid contact being positioned at described cross key axle both sides under the effect of inertia force, thus first time strike note when producing button pressed; When described central shaft movable component rising resilience, when the boss of described movable slider crosses the peak valley of the second metal clips being positioned at described center key axle side, opposition due to described second metal clips impels the described movable slider of promotion and center key axially fast uplink, accelerate the speed of resilience, under the effect of inertia force described movable slider boss be positioned at buckle Rapid contact above described center key axle both sides, and produce second time strike note.

Preferably, described movable slider is side untight " C " character form structure, and there is the boss of greater-than sign " > " shape its side, and the profile angle θ of this boss is 90 ~ 150 degree.

Preferably, the profile angle θ of described boss is 115 degree.

Preferably, the material of described movable slider is plastic resin, metal material or ceramic material, to obtain the shake-up sense strike note of different-effect.

Preferably, described movable slider, by being designed to different protruding features, to produce multiple strike note, and by changing the space length of strike note stroke, adjusts the strike note of out different scale and collision frequency.

Preferably, when the initial condition that described switch module rises at button, described central shaft movable component do not have stressed pressing down, the position, paddy peak maximum of described second metal clips is 1.10 ~ 2.30mm to the distance L1 of the boss 131 of the described movable slider finally contacted during resilience.

Preferably, when described switch module loosen at button, described central shaft movable component under the effect of described spring upwards resilience time, the boss of described movable slider is 1.60 ~ 3.30mm to crossing the position distance L2 between the two that the second metal clips is separated; The boss of described movable slider is after crossing the second metal clips, and the activity space L3 that its top position has is 0.5 ~ 0.6mm.

Preferably, described controlling organization makes the boss being positioned at described cross key axle touch the advance and retreat expanding-contracting action that the light barrier being positioned at the edge bending certain angle of the first metal clips makes cutting optical path passage by moving up and down of described central shaft movable component, thus realizes conducting and the disconnection of path channels;

Wherein, described first optical element, the first aperture and light emitting devices are located on the side of described light barrier, and described second optical element, second orifice diaphragm and light receiving element are located on the opposite side of described light barrier.

Preferably, described first optical element is the first prism, is collimation Fresnel surface below it, and for being undertaken above collimation directive by the light of incidence, be total reflection clinoplain above it, it is turned right for the collimated ray of below incidence being come and reflects; Described second optical element is the second prism, and being total reflection clinoplain above it, is the Fresnel surface of optically focused below it, and described second prism is used for the collimated ray come from left side incident light down to transfer.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described first prism and described second prism, pushed open now from the light that described light emitting devices sends by the boss of cross key axle, incide on the total reflection inclined-plane of inclined upward after the Fresnel surface collimation that described first prism is following, penetrate to the right after total reflection turnover, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, described second prism being mapped to right side is reentered after another second orifice diaphragm being arranged in described lower cover equally, inclination fully reflecting surface turnover above it, after Fresnel surface again below it is assembled, last light focusing is to the light receiving element trigger current being arranged in described PCB printed circuit board (PCB), the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described first prism and described second prism and stops light, path channels is cut off by light barrier, do not have trigger current in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described first optical element is prism, described second optical element is the 4th prism, described prism and the 4th prism are free curved surface prism, the fully reflecting surface of its inclined upward is free form surface, have collimation concurrently, assemble and the effect of turnover light, described free form surface is off axis paraboloid mirror, from axle 2 curved surfaces or the polynomial surface for tilting, the exit facet below the plane of incidence below described prism and described 4th prism is plane.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described prism and described 4th prism, pushed open by the boss of cross key axle, now from the light that described light emitting devices sends, incide on the freely curved face total reflection inclined-plane of inclined upward after the plane of incidence refraction below described prism, penetrate to the right after total reflection collimates and transfers, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, described 4th prism being mapped to right side is reentered after another second orifice diaphragm being arranged in described lower cover equally, through the turnover of the freely curved face total reflection inclined-plane of its inclined upward with after assembling, pass through the planar exit below it again, last light focusing is to the light receiving element trigger current being arranged in described PCB printed circuit board (PCB), the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described prism and described 4th prism and stops light, path channels is cut off by light barrier, do not have trigger current in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described first optical element is pentaprism, described second optical element is the 6th prism, described pentaprism and the 6th prism are inclination Fresnel total reflection prism, inclination fully reflecting surface above it is zigzag Fresnel fully reflecting surface, have collimation concurrently, assemble and the effect of turnover light, the exit facet below the plane of incidence below described pentaprism and described 6th prism is plane.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described pentaprism and described 6th prism, pushed open by the boss of cross key axle, now from the light that described light emitting devices sends, incide on the zigzag Fresnel fully reflecting surface of inclined upward after the plane of incidence refraction below described pentaprism, penetrate to the right after total reflection collimates and transfers, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, described 6th prism being mapped to right side is reentered after another second orifice diaphragm being arranged in described lower cover equally, through the zigzag Fresnel fully reflecting surface turnover of inclined upward on it with after assembling, pass through the planar exit below it again, last light focusing is to the light receiving element trigger current being arranged in described PCB printed circuit board (PCB), the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described pentaprism and described 6th prism and stops light, path channels is cut off by light barrier, do not have trigger current in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described first optical element is the first clinoplain speculum, and described second optical element is the second clinoplain speculum; Described controlling organization also comprises the collimation convex lens be positioned at above described light emitting devices and the optically focused convex lens be positioned at above described light receiving element.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described first clinoplain speculum and described second clinoplain speculum, pushed open by the boss of cross key axle, now from the light that described light emitting devices sends, after collimation convex lens collimation, incide on the described first clinoplain speculum above it, injection is collimated to the right after described first clinoplain speculum turnover, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, reenter after another second orifice diaphragm being positioned at described lower cover equally and be mapped on described second clinoplain speculum, after turnover below directive, the light receiving element trigger current being arranged in described PCB printed circuit board (PCB) is focused on again after the described optically focused convex lens below it are assembled, the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described first clinoplain speculum and described second clinoplain speculum and stops light, path channels is cut off by light barrier, trigger current is not had in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described first optical element is the first free-form surface mirror, and described second optical element is the second free-form surface mirror; The reflecting surface of wherein said free-form surface mirror is free form surface, have concurrently collimation, assemble and turnover light effect, its be off axis paraboloid mirror, from axle 2 curved surfaces or for inclination polynomial surface.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described first free-form surface mirror and described second free-form surface mirror, pushed open by the boss of cross key axle, now from the light that described light emitting devices sends, incide on the first free-form surface mirror of its inclined upward, penetrate to the right after its reflection collimates and transfers, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, reenter on described second free-form surface mirror on the right side of being mapped to after another second orifice diaphragm being positioned at described lower cover equally, after its convergence and turnover, last light focusing is to the light receiving element trigger current being arranged in described PCB printed circuit board (PCB), the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described first free-form surface mirror and described second free-form surface mirror and stops light, path channels is cut off by light barrier, trigger current is not had in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described first optical element is the first fresnel reflecting mirror, and described second optical element is the second fresnel reflecting mirror; Wherein said fresnel reflecting mirror, its reflecting surface tilted is zigzag Fresnel surface, has the effect of collimation, convergence and light of transferring concurrently.

Preferably, the control principle of described controlling organization is:

When described central shaft movable component is stressed pressing down, described first metal clips extrudes by boss laterally that be positioned at described cross key axle opposite side, the light barrier of its marginal position bending 90 degree is by the position in the light path of keeping off between described first fresnel reflecting mirror and described second fresnel reflecting mirror, pushed open by the boss of cross key axle, now from the light that described light emitting devices sends, incide on the first fresnel reflecting mirror of its inclined upward, penetrate to the right after its reflection collimates and transfers, continue to propagate to the right after carrying out veiling glare filtration by the first aperture being positioned at described lower cover, reenter on described second fresnel reflecting mirror on the right side of being mapped to after another second orifice diaphragm being positioned at described lower cover equally, after its convergence and turnover, last light focusing is to the light receiving element trigger current being arranged in described PCB printed circuit board (PCB), the circuit be attached thereto is in conducting state,

When button loosen described central shaft movable component rise under the effect of described spring resilience time, be positioned at the boss of described cross key axle opposite side, start to move up under the elastic force effect of described spring, described first metal clips is made to drive the light barrier of its marginal position bending 90 degree to start resilience, described light barrier to come back in the light path between described first fresnel reflecting mirror and described second fresnel reflecting mirror and stops light, path channels is cut off by light barrier, trigger current is not had in described light receiving element, the circuit be attached thereto is in off-state.

Preferably, described light emitting devices is SMDIR infrared diode or laser diode, and described light receiving element is SMDPT pipe.

The present invention has following advantage and effect relative to prior art:

(1) a kind of generation disclosed by the invention twice sense of touch strike note and photo-electric control integral type input equipment switch module are developed especially and are not a kind ofly related to the new structure having direct correlation with switch conduction and break function, adopt a kind of new construction completely independently producing paragraph sense strike note, thus independent can not impacting the conducting of switch and break function (is double-clicked when touching as occurred and is triggered completely, empty triggering waits the functional bad problem of key switch), it has more the convenience of design, diversity, and stability, multiple different button touch feeling strike note can be createed.

(2) key switch module involved in the present invention, the structure of its conducting and break function is arranged on the opposite side of key axle separately, and it is photoelectric switch structure.

Accompanying drawing explanation

Fig. 1 is the exploded view such as side structure such as axle such as grade of a mechanical keyboard switch module disclosed in documents 1;

Fig. 2 (a) is the exploded view such as side structure such as axle such as grade of a mechanical keyboard switch module disclosed in documents 2;

Fig. 2 (b) be a mechanical keyboard switch module disclosed in documents 2 face STRUCTURE DECOMPOSITION figure;

Fig. 3 (a) is the vertical view of a mechanical keyboard switch module disclosed in documents 2;

Fig. 3 (b) is the axis side view such as grade of a mechanical keyboard switch module disclosed in documents 2;

Fig. 4 is the cutaway view along vertical view A-A direction of a mechanical keyboard switch module disclosed in documents 2;

Fig. 5 is the cutaway view along vertical view B-B direction of a mechanical keyboard switch module disclosed in documents 2;

Fig. 6 be in the middle of a mechanical keyboard switch module disclosed in documents 2 axle movable component do not have stressedly to press down, spring is in its cutaway view along vertical view A-A direction under the static initial condition that rises;

Its cutaway view along vertical view A-A direction under the state of Fig. 7 when to be that in the middle of a mechanical keyboard switch module disclosed in documents 2, axle movable component is stressed press down;

Its cutaway view along vertical view A-A direction under the state of Fig. 8 when to be that in the middle of a mechanical keyboard switch module disclosed in documents 2, axle movable component is stressed press down;

Fig. 9 is that in the middle of a mechanical keyboard switch module disclosed in documents 2, axle movable axis assembly starts resilience and its cutaway view along vertical view A-A direction under movable slider 3 and metal clips 6 state that starts to contact;

Figure 10 is that in the middle of a mechanical keyboard switch module disclosed in documents 2, the resilience of axle movable component rises to its cutaway view along vertical view A-A direction under initial location status;

Figure 11 be disclosed in the present embodiment one a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module etc. axle side decomposition chart;

Figure 12 is the exploded front structure chart of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment one;

Figure 13 is the profile along A-A direction of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment one;

Figure 14 is the profile along B-B direction of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment one;

Figure 15 presses down for axle movable component in the middle of a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module does not have, spring is in its cutaway view along A-A direction under the static initial condition of rising;

Its cutaway view along A-A direction under state when Figure 16 presses down for axle movable component is stressed in the middle of a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module;

Its cutaway view along A-A direction under state when Figure 17 presses down for axle movable component is stressed in the middle of a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module;

Figure 18 is its cutaway view along A-A direction when axle movable axis assembly in the middle of a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module starts resilience;

Figure 19 rises to its cutaway view along A-A direction under initial location status for axle movable component resilience in the middle of a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module;

Figure 20 for a kind of generation twice sense of touch strike note disclosed in the present embodiment one and photo-electric control integral type input equipment switch module meta in key axle opposite side as the controlling organization of the key switch of photoelectric type along the cutaway view in C-C direction in Figure 11;

Figure 21 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment one;

Figure 22 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment two;

Figure 23 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment three;

Figure 24 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment four;

Figure 25 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment five;

Figure 26 is the control principle drawing of the key switch of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in the present embodiment six.

Embodiment

For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

According to defect and the deficiency of the mechanical axis keyboard switch module of CHERRY product and existing known technology.The present invention proposes a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module, the movable slider of its central axis component, adopt side untight " C " character form structure, opening makes the guide rail that key axle boss moves up and down, and it can allow central axis component rebound velocity greatly increase.When rising resilience, when the boss of movable slider crosses the peak valley of metal clips, the opposition because of metal clips impels this movable slider and cross key axle fast to up, accelerates the speed of resilience, and produces the strike note of paragraph sense.

The mechanical axis keyboard switch module of CHERRY product and existing known technology, metal clips and the movable slider of its generation paragraph sense strike note relate to key switch conducting and break function structure, both metal clipss involved by (namely producing conducting and the disconnection of button paragraph sense strike note and control switch) and movable slider are shared, in order to ensure the function of switch conduction and disconnection, the restriction of switch on and off functional structure can be subject to when arranging the structure of paragraph sense strike note, in order to better solve and reach more diversified paragraph sense strike note, bring the abundanter pressing feel of keyboard user to experience, the present invention develops especially and does not a kind ofly relate to the new structure having direct correlation with switch conduction and break function, adopt a kind of new construction completely independently producing paragraph sense strike note, thus independent can not impacting the conducting of switch and break function (is double-clicked when touching as occurred and is triggered completely, empty triggering waits the functional bad problem of key switch), it has more the convenience of design, diversity, and stability, multiple different button touch feeling strike note can be createed.In addition, key switch module involved in the present invention, the structure of its conducting and break function is arranged on the opposite side of key axle separately, and it is photoelectric switch structure.

The construction of switch being positioned at the photoelectric type of key axle opposite side of the present invention, it (can make-before-break for an edge bending 90 degree of the metal clips being positioned at key axle opposite side being arranged to a light barrier, also can break-before-make), two prisms are set in the left and right sides of light barrier, SMDIR (surface-pasted infrared diode or laser diode) and SMDPT (surface-pasted photoelectric receiving tube) is set in the below of prism, or vertically set up SMDIR to manage and SMDPT pipe in the left and right sides of light barrier, by moving up and down of central shaft movable component, touch the light barrier being positioned at metal clips edge bending 90 degree and make advance and retreat expanding-contracting action, thus realize conducting and the disconnection of light path.

The movable slider of described central shaft movable component, its material is plastic resin, also can be metal material or ceramic material, to obtain the shake-up sense strike note of different-effect.It can also realize multiple strike note as required, such as increases the protruding features of movable slider, to produce multiple strike note, and by changing the space length of strike note stroke, adjusts the strike note of out different scale and collision frequency.In conjunction with the particular design of two or more strike note, also has the material by converting movable slider, as pottery, various plastic resin, as POM (polyformaldehyde, English name: Polyoxymethylene), PPS (polyphenylene sulfide, English name is Polyphenylenesulfide), PC (polycarbonate resin, English name: Polycarbonate), PE (polyethylene, English name: polyethylene), PEI (Polyetherimide, English name: Polyetherimide), PA (nylon, English name: Nylon, Polyamide), PEEK (polyether-ether-ketone, English name polyetheretherketone), PTFE (polytetrafluoroethylene, English name: Polytetrafluoroethylene), PBT (polybutylene terephthalate (PBT), English name: Polybutyleneterephthalate) etc., and adopt alloy metal material, glass, crystal, sapphires etc., combination produces multiple different pressing touch and clashes into sound.

Embodiment one

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, its specific embodiment one wait axle side decomposition chart as shown in figure 11, exploded front structure chart as shown in figure 12, along A-A direction profile as shown in figure 13, along B-B direction profile as shown in figure 14.Its by upper cover 11, central shaft movable component (cross key axle 12 and " C " shape movable slider 13), spring 14, first prism 15 and the second prism 16, first metal clips 17 and the second metal clips 18, lower cover 19, SMDIR pipe 23 (surface-pasted infrarede emitting diode or laser diode), SMDPT pipe 24 (surface-pasted photoelectric receiving tube) and pcb board 20 (printed circuit board (PCB)) form.Described central shaft movable component, it comprises cross key axle 12 and " C " shape movable slider 13, and it can carry out pressing down and resilience along with the actuation of keys of finger.Described " C " shape movable slider 13, its profile is side untight " C " word, " C " word opening is arranged for the guide rail that cross key axle 12 boss 123 moves up and down, the trailing flank of " C " shape movable slider 13 has a projection 131, its profile is similar to a greater-than sign " > ", and it is for the strike note pressed down with produce 2 paragraph senses during resilience.

Generation described in this specific embodiment one twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, it is positioned at key axle both sides and is respectively the mechanism with two kinds of difference in functionalitys, wherein a kind of mechanism is called that sound generating mechanism is positioned at key axle side, it is used for the generation twice Click sound strike note of paragraph sense (have pressing), do not control disconnection and the conducting of key switch, it is made up of the boss 131 of movable slider 13 and the second metal clips 18; Another kind of mechanism is called that controlling organization is positioned at the opposite side of key axle, it is the controlling organization of the key switch of photoelectric type, it is used for controlling the disconnection of key switch or conducting, and it is made up of the light barrier 171 of a boss 123, first prism 15, second prism 16 of cross key axle 12, the first aperture 191 being positioned at lower cover 19 and second orifice diaphragm 192, first metal clips 17 and edge bending 90 degree thereof, SMDIR pipe 23 and SMDPT pipe 24.

The described sound generating mechanism being only used for generation twice Click sound being positioned at cross key axle 12 side, twice Click (keystroke sound) refer to press down and resilience time respectively produce a kind of strike note pressing paragraph sense respectively, instead of simple to press down or a direction of resilience produces secondary paragraph sense strike note simultaneously.Press down when stressed, when the boss 131 of the movable slider 13 of central shaft movable component crosses the peak valley 181 of the second metal clips 18, the bossing 131 of movable slider 13 is under the promotion of the opposition of the second metal clips 18, slide downwards sharp, movable slider 13 and below buckle 122 Rapid contact being positioned at cross key axle 12 both sides under the effect of inertia force, thus produce the strike note touching paragraph sense when pressing down.Loosen at button, the rising resilience of central shaft movable component time, when the boss 131 of movable slider crosses the peak valley 181 of metal clips, opposition because of the second metal clips 18 impels this movable slider of promotion and central axis component upwards fast uplink, accelerate the speed of its resilience, under the effect of inertia force movable slider 13 be positioned at buckle 121 Rapid contact above cross key axle 12 both sides, and produce the second time strike note of clear and melodious paragraph sense.

The described controlling organization being positioned at the key switch as photoelectric type of cross key axle 12 opposite side, it is positioned at the first metal clips 17 of cross key axle 12 opposite side, a light barrier 171 is arranged in an one edge bending 90 degree, first prism 15 and the second prism 16 is set respectively in the left and right sides of light barrier 171, SMDIR pipe 23 and SMDPT pipe 24 are set in the below of prism, or vertically set up SMDIR to manage and SMDPT pipe in the left and right sides of light barrier 171, by moving up and down of central shaft movable component (cross key axle 12 and " C " shape movable slider 13), the advance and retreat expanding-contracting action that the light barrier 171 being positioned at the first metal clips 17 edge bending 90 degree makes cutting optical path is touched by the boss 123 being positioned at cross key axle 12, thus realize conducting and the disconnection of light path.

Figure 15 is the twice sense of touch strike note of the generation described in the present embodiment one and photo-electric control integral type input equipment switch module, and press down when central shaft movable component does not have, spring is in the static initial condition of rising, it is the cutaway view along A-A direction.As can be seen from the figure, the right side of " C " shape movable slider 13 of the central shaft movable component of this module have a size than CHERRY product and existing known technology larger, shape is similar to the boss 131 of " > ".When the initial condition that this input equipment switch module loosens at button, central shaft movable component do not have stressed pressing down, the position, paddy peak maximum 181 of the second metal clips 18 is 1.10 ~ 2.30mm to the distance L1 of the boss 131 of " C " shape movable slider 13 finally contacted during resilience, and it has longer distance than the mechanical axis keyboard switch module described in CHERRY product and existing known technology.It is larger with the operating distance of the second metal clips 18, can produce stronger button paragraph sense.The left side of the cross key axle 12 of this module, it has a boss 123, first metal clips 17 is had on the left of it, a light barrier 171 is arranged in an one edge bending 90 degree, when cross key axle 12 is stressed press down time, boss 123 will touch the advance and retreat expanding-contracting action that the light barrier 171 being positioned at the first metal clips 17 edge bending 90 degree makes cutting optical path, thus realizes conducting and the disconnection of light path.

State when Figure 16 presses down for axle movable component is stressed in the middle of the twice sense of touch strike note of the generation described in the present embodiment one and photo-electric control integral type input equipment switch module, it is the cutaway view along A-A direction.Central shaft movable component is when stressed pressing down, second metal clips 18 extrudes by " C " shape movable slider 13 laterally, when the boss 131 of " C " shape movable slider 13 crosses the paddy peak position 181 of the second metal clips 18, be somebody's turn to do " C " shape movable slider 13 under the promotion of the opposition of the second metal clips 18, slide downwards sharp, under the effect of inertia force, " C " shape movable slider 13 and below buckle plane 122 (with reference to Figure 11 and Figure 14) Rapid contact being positioned at cross key axle 12 both sides, thus produce the once shock sound touching paragraph sense when pressing down.

Simultaneously, when central shaft movable component is stressed pressing down, the boss 123 being positioned at cross key axle 12 opposite side also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between prism 15 and prism 16, pushed open by the boss 123 of cross key axle 12, light path starts to realize conducting.In figure, the arrow of keys upwards represents that central shaft movable component is stressed and presses down, and the bent moon arrow on the first metal clips 17 and the second metal clips 18 represents the stressed outside extruding of metal clips.

State when Figure 17 presses down for axle movable component is stressed in the middle of the two kinds of sense of touch strike notes of the generation described in the present embodiment one and photo-electric control integral type input equipment switch module, it is the cutaway view along A-A direction.Now " C " shape movable slider 13 thoroughly departs from the second metal clips 18, " C " shape movable slider 13 and the below buckle plane 122 being positioned at cross key axle 12 both sides are in the state (with reference to Figure 11 and Figure 14) contacted, and it produces the once shock sound touching paragraph sense when pressing down.

Simultaneously, when central shaft movable component is stressed press down time, the boss 123 being positioned at cross key axle 12 opposite side also by be positioned at key axle opposite side the first metal clips 17 farthest push open laterally, be positioned at the light barrier 171 of the first metal clips 17 marginal position bending 90 degree, originally be in the light path of gear between the first prism 15 and the first prism 16, thoroughly pushed open by the boss 123 of cross key axle 12, light path realizes conducting completely.In figure, the arrow of keys upwards represents that central shaft movable component is stressed and presses down, and the bent moon arrow on the first metal clips 17 represents the stressed outside extruding of metal clips.

Figure 18 is the two kinds of sense of touch strike notes of the generation described in the present embodiment one and photo-electric control integral type input equipment switch module, when central shaft movable axis assembly starts resilience, " C " shape movable slider 13 and the second metal clips 18 start the state contacted, and it is the cutaway view along A-A direction.When button loosens, spring upwards resilience time, under the effect of spring force, cross key axle 12 and " C " shape movable slider 13 start to move up, and at this moment the boss 131 of movable slider 13 starts again to contact with the paddy peak 181 of the second metal clips 18.

A kind of described generation two kinds of sense of touch strike notes of specific embodiment and photo-electric control integral type input equipment switch module, when central shaft movable axis assembly starts resilience, its other side is positioned at the boss 123 on cross key axle 12, under the effect of spring force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 to come back in the light path between the first prism 15 and the second prism 16 and starts to stop light, and light path starts to be cut off by light barrier 171.

Figure 19 is the two kinds of sense of touch strike notes of the generation described in the present embodiment one and photo-electric control integral type input equipment switch module, and when the resilience of central shaft movable component rises to initial location status, it is the cutaway view along A-A direction.Described central shaft movable component, it comprises cross key axle 12 and " C " shape movable slider 13, under action from the spring 14 upwards resilience time, when the boss 131 of " C " shape movable slider 13 of central shaft movable component crosses the paddy peak position 181 of the second metal clips 18, under the promotion of the opposition of the second metal clips 18, realize " C " shape movable slider 13 to slide upward sharp, under the effect of inertia force, " C " shape movable slider 13 contacts with the top buckle plane 121 being positioned at cross key axle 12 both sides (with reference to Figure 11 and Figure 14), its second time producing rising resilience paragraph sense clashes into sound.The boss 131 of described " C " shape movable slider 13, which employs the distinctive contour shape of the art of this patent, it is for being similar to the shape of greater-than sign " > ", and the profile angle θ of this protruding features is 90 ~ 150 degree, and this specific embodiments is preferably 115 degree.

Technical scheme involved in the present invention, when " C " shape movable slider 13 is when resilience is up, the position of this boss 131 and the second metal clips 18 first contact is to the position of crossing the second metal clips 18 and being separated, and the distance L2 between both is 1.60 ~ 3.30mm.

Technical scheme involved in the present invention, the boss 131 of " C " shape movable slider 13 of its central shaft slide assemblies is after crossing the second metal clips 18, and its top position is appointed and so had activity space L3, and L3 is 0.5 ~ 0.6mm.The movable slider 13 of central shaft slide assemblies is under the promotion of the opposition of the second metal clips 18, realize " C " shape movable slider 13 to slide upward sharp, under the effect of inertia force, " C " shape movable slider 13 contacts with the top buckle plane 121 being positioned at cross key axle 12 both sides (with reference to Figure 11 and Figure 14), and its second time producing rising resilience paragraph sense clashes into sound.

A kind of described generation two kinds of sense of touch strike notes of specific embodiment and photo-electric control integral type input equipment switch module, when the resilience of central shaft movable component rises to initial location status, the boss 123 that its other side is positioned on cross key axle 12 separates completely with the first metal clips 17.In the light path that the light barrier 171 of the first metal clips 17 marginal position bending 90 degree is got back between the first prism 15 and the second prism 16, also stop light completely, light path is in the state of disconnection.

Generation described in the present embodiment one two kinds of sense of touch strike notes and photo-electric control integral type input equipment switch module, it is positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type, and its cutaway view along C-C direction in Figure 11 as shown in figure 20.The Light Electronic Control System of this key switch, it is made up of SMDIR pipe 23, first prism 15 be positioned on pcb board 20, the first aperture 191, first metal clips 17 being positioned at lower cover 19 and the light barrier 171 of marginal position bending 90 degree, another second orifice diaphragm 192, second prism 16 being positioned at lower cover 19 and the SMDPT pipe 24 be positioned at below it on pcb board 20.

Described SMDIR pipe 23, it is surface-pasted infrarede emitting diode or laser diode.Described SMDPT pipe 24, it is light-sensitive element, and it is surface-pasted photoelectric receiving tube, is preferably surface-pasted phototriode here.The first described prism 15, be collimation Fresnel surface 151 below it, the light of SMDIR pipe 23 incidence is from below carried out collimation and above directive, is total reflection clinoplain 152 above it by it, the collimated ray that below incidence is come is transferred to the right by it, and penetrates from the first aperture 191.The second described prism 16, it is also total reflection clinoplain 162 above it, be the Fresnel surface 161 of optically focused below it, the collimated ray come from left side incident light is down transferred by it, by refocusing after another second orifice diaphragm 192 of being positioned at lower cover 19 on the SMDPT pipe 24 of below.

Described light barrier 171, it is positioned at the left side of second orifice diaphragm 192, and it is formed by the sheet metal component bending 90 degree at metal clips 17 edge, and it can be positioned at the side near second orifice diaphragm 192, also can be positioned at the side near the first aperture 191.Stressedly to press down when button does not have, central shaft movable component (cross key axle 12 and " C " shape movable slider 13) when being in the initial condition rising static, described light barrier 171 keeps off in the light path between the first prism 15 and the second prism 16, and cut off light path, light path is in the state of disconnection.

Generation described in the present embodiment one two kinds of sense of touch strike notes and photo-electric control integral type input equipment switch module, it is positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type, the control principle of its key switch as shown in figure 21, it is the profile along C-C direction in Figure 11, and its display button switch module is along the cross-section structure in C-C direction.When central shaft movable component (cross key axle 12 and " C " shape movable slider 13) stressed pressing down time, the boss 123 being positioned at cross key axle 12 opposite side also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between the first prism 15 and the second prism 16, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, incide on the total reflection inclined-plane 152 of inclined upward after the Fresnel surface collimation that the first prism 15 is following, penetrate to the right after total reflection turnover, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, the second prism 16 being mapped to right side is reentered after another second orifice diaphragm 192 being arranged in lower cover 19 equally, inclination fully reflecting surface 162 above it is transferred, after Fresnel surface 161 again below it is assembled, last light focusing is to the SMDPT pipe 24 being arranged in pcb board 20, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosens, central shaft movable component (cross key axle 12 and " C " shape movable slider 13) under action from the spring 14 rising resilience time, be positioned at the boss 123 of cross key axle 12 opposite side, under the effect of spring 14 elastic force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 to come back in the light path between the first prism 15 and the second prism 16 and starts to stop light, light path is cut off by light barrier 171, trigger current is not had in SMDPT pipe 24, the circuit be attached thereto is in off-state.

Embodiment two

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, be positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type in its specific embodiment two, the control principle of its key switch as shown in figure 22.It is positioned at prism 25 above SMDIR pipe 23 and SMDPT pipe 24 and the 4th prism 26 is free curved surface prism, described free curved surface prism, the fully reflecting surface 252 and 262 of its inclined upward is free form surface, it has the effect of collimation (convergence) and turnover light concurrently, it is off axis paraboloid mirror, from axle 2 curved surfaces or the polynomial surface for tilting, the plane of incidence (exit facet) 251 and 261 below it is plane.

When central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) stressed pressing down time, the boss 123 being positioned at cross key axle 12 also by be positioned at key axle opposite side metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between prism 25 and the 4th prism 26, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, incide after the plane refraction that prism 25 is following on the freely curved face total reflection inclined-plane 252 of inclined upward, penetrate to the right after total reflection collimates and transfers, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, the prism 26 on right side is incided after another second orifice diaphragm 192 being arranged in lower cover 19 equally, after transferring and assemble in the freely curved face total reflection face 262 of its inclined upward, pass through plane 261 outgoing below it again, finally converge to the SMDPT pipe 24 being arranged in pcb board 20, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosens, central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) under action from the spring 14 rising resilience time, be positioned at the boss 123 on key axle 12, under the effect of spring force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 to come back in the light path between prism 25 and the 4th prism 26 and starts to stop light, light path is cut off by light barrier 171, trigger current is not had in SMDPT pipe 24, the circuit be attached thereto is in off-state.

Embodiment three

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, be positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type in its specific embodiment three, the control principle of its key switch as shown in figure 23.It is positioned at pentaprism 35 above SMDIR pipe 23 and SMDPT pipe 24 and the 6th prism 36 is inclination Fresnel total reflection prism, described inclination Fresnel total reflection prism, inclination fully reflecting surface 352 and 362 above it is zigzag Fresnel fully reflecting surface, it has the effect of collimation (or convergence) and turnover light concurrently, and the plane of incidence 351 below it and exit facet 361 are plane.

When central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) stressed pressing down time, the boss 123 being positioned at cross key axle 12 also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between pentaprism 35 and the 6th prism 36, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, incide on the zigzag Fresnel fully reflecting surface 352 of inclined upward after the plane refraction that pentaprism 35 is following, penetrate to the right after total reflection collimates and transfers, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, the 6th prism 36 on right side is incided after another second orifice diaphragm 192 being arranged in lower cover 19 equally, after the zigzag Fresnel fully reflecting surface 362 of its inclined upward is transferred and is assembled, pass through plane 361 outgoing below it again, finally converge to the SMDPT pipe 24 being arranged in pcb board 20, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosens, central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) under action from the spring 14 rising resilience time, be positioned at the boss 123 on cross key axle 12, under the effect of spring force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 to come back in the light path between pentaprism 35 and the 6th prism 36 and starts to stop light, light path is cut off by light barrier 171, trigger current is not had in SMDPT pipe 24, the circuit be attached thereto is in off-state.

Embodiment four

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, be positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type in its specific embodiment four, the control principle of its key switch as shown in figure 24.Its optical routing controlling key switch is positioned at collimation convex lens 45, the first clinoplain speculum 47 above SMDIR pipe 23 and optically focused convex lens 46, the second clinoplain speculum 48 be positioned at above SMDPT pipe 24 forms.

When central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) stressed pressing down time, the boss 123 being positioned at cross key axle 12 also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between the first clinoplain speculum 47 and the second clinoplain speculum 48, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, after collimation convex lens 45 collimate, incide on the first clinoplain speculum 47 above it, injection is collimated to the right after the first clinoplain speculum 47 is transferred, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, incide on the second clinoplain speculum 48 on right side after another second orifice diaphragm 192 being positioned at lower cover 19 equally, after turnover below directive, the SMDPT pipe 24 being arranged in pcb board 20 is focused on again after the optically focused convex lens 46 below it are assembled, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosens, when central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) under action from the spring 14 rising resilience time, be positioned at the boss 123 on key axle 12, under the effect of spring force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 to come back in the light path between the first clinoplain speculum 47 and the second clinoplain speculum 48 and starts to stop light, light path is cut off by light barrier 171, trigger current is not had in SMDPT pipe 24, the circuit be attached thereto is in off-state.

Embodiment five

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, be positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type in its specific embodiment five, the control principle of its key switch as shown in figure 22.Its optical element being positioned at above SMDIR pipe 23 and SMDPT pipe 24 is the first free-form surface mirror 55 and the second free-form surface mirror 56, described free-form surface mirror, its reflecting surface 55 tilted and reflecting surface 56 are free form surface, it has the effect of collimation (or assemble) and turnover light concurrently, and it be off axis paraboloid mirror, from axle 2 curved surfaces or be the polynomial surface of inclination.

When central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) stressed pressing down time, the boss 123 being positioned at cross key axle 12 also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be gear central shaft movable component (comprise cross key axle 12 and " C " shape movable slider 13) between light path in, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, incide on the first free-form surface mirror 55 of its inclined upward, penetrate to the right after its reflection collimates and transfers, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, incide on second free-form surface mirror 56 on right side after another second orifice diaphragm 192 being positioned at lower cover 19 equally, after its convergence and turnover, finally converge to the SMDPT pipe 24 being arranged in pcb board 20, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosen, central shaft movable component under action from the spring 14 rising resilience time, be positioned at the boss 123 on key axle 12, under the effect of spring force, also start to move up, metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 comes back in the light path between free-form surface mirror 55 and free-form surface mirror 56, and start to stop light, light path is cut off by light barrier 171, light is not received in SMDPT pipe 24, can not trigger current, the circuit be attached thereto is in off-state.

Embodiment six

Generation involved in the present invention twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, be positioned at the controlling organization of key axle opposite side as the key switch of photoelectric type in its specific embodiment six, the control principle of its key switch as shown in figure 26.Its optical element being positioned at above SMDIR pipe 23 and SMDPT pipe 24 is the first fresnel reflecting mirror 65 and the second fresnel reflecting mirror 66, described fresnel reflecting mirror, its reflecting surface 65 and 66 tilted is zigzag Fresnel surface, and it has the effect of collimation (convergence) and turnover light concurrently.

When central shaft movable component is stressed pressing down, the boss 123 being positioned at cross key axle 12 also by be positioned at key axle opposite side the first metal clips 17 extrude laterally, the light barrier 171 of its marginal position bending 90 degree, originally be in the light path of gear between the first fresnel reflecting mirror 65 and the second fresnel reflecting mirror 66, pushed open (light barrier 171 pushed open is represented by dotted lines) by the position 123 that key crown of roll rises, at this time from the light that SMDIR pipe 23 sends, incide on the first fresnel reflecting mirror 65 of its inclined upward, penetrate to the right after its reflection collimates and transfers, be positioned at the first aperture 191 of lower cover 19 by after light larger for Partial angle and veiling glare filtration, remaining light continues to propagate to the right, incide on second fresnel reflecting mirror 66 on right side after another second orifice diaphragm 192 being positioned at lower cover 19 equally, after its convergence and turnover, finally converge to the SMDPT pipe 24 being arranged in pcb board 20, trigger current in SMDPT pipe 24, the circuit be attached thereto is in conducting state.

When button loosen, central shaft movable component under action from the spring 14 rising resilience time, be positioned at the boss 123 on key axle 12, under the effect of spring force, also start to move up, first metal clips 17 drives the light barrier 171 of its marginal position bending 90 degree to start resilience, light barrier 171 comes back in the light path between the first fresnel reflecting mirror 65 and the second fresnel reflecting mirror 66, and start to stop light, light path is cut off by light barrier 171, light is not received in SMDPT pipe 24, can not trigger current, the circuit be attached thereto is in off-state.

In sum, the structure of a kind of generation twice sense of touch strike note and photo-electric control integral type input equipment switch module disclosed in each embodiment above, it comprises central shaft movable component, upper cover, metal clips, spring, optical element, aperture, SMDIR pipe (surface-pasted infrarede emitting diode or laser diode), SMDPT pipe (surface-pasted photoelectric receiving tube), lower cover and PCB (printed circuit board (PCB)).Described central shaft movable component, it comprises center key axle and movable slider, and it can carry out pressing down and resilience along with the actuation of keys of finger.Described movable slider, it is for adopting side untight " C " character form structure, and there is a boss its side, and its shape is similar to a greater-than sign " > ".One involved in the present invention produces twice sense of touch strike note and photo-electric control integral type input equipment switch modular structure, it is characterized by: its both sides being positioned at center key axle have the mechanism of two kinds of difference in functionalitys respectively, wherein a kind ofly only be used for generation twice Click sound (there is the strike note of paragraph sense) for sound generating mechanism, do not control disconnection and the conducting of key switch, it is made up of a boss of movable slider and metal clips; Another kind is switching mechanism is then the controlling organization of the key switch of photoelectric type, it is used for controlling the disconnection of key switch or conducting, its by the boss be positioned on key axle, optical element, aperture, the light barrier being positioned at metal clips edge bending 90 °, SMDIR manages and SMDPT pipe forms.

The described sound generating mechanism being only used for generation twice Click sound being positioned at key axle side, twice Click (keystroke sound) refer to press down and resilience time respectively produce the strike note of a paragraph sense respectively, instead of simple to press down or a direction of resilience produces secondary paragraph sense strike note simultaneously.Press down when stressed, the boss of the movable slider of central shaft movable component crosses the Gu Fengshi of metal clips, the bossing of movable slider is under the promotion of metal clips opposition, slide downwards sharp, the below buckle Rapid contact of both sides on movable slider and center key axle under the effect of inertia force, thus produce the first time strike note touching paragraph sense when pressing down.When the finger of button loosen, the rising resilience of central shaft movable component time, when the boss of movable slider crosses metal clips peak valley, opposition because of metal clips impels this movable slider of promotion and central axis component upwards fast uplink, accelerate the speed of movable slider resilience, under the effect of inertia force movable slider be positioned at buckle Rapid contact above center key axle both sides, and produce the second time strike note of clear and melodious paragraph sense.

The described controlling organization being positioned at the key switch of the photoelectric type of key axle opposite side, a light barrier is arranged in an edge bending 90 degree of its metal clips, two prisms are set in the left and right sides of light barrier, pcb board (printed circuit board (PCB)) below prism is arranged SMDIR pipe (surface-pasted infrarede emitting diode or laser diode) and SMDPT pipe (surface-pasted photoelectric receiving tube), or directly vertically set up SMDIR to manage and SMDPT pipe in the left and right sides of light barrier, by moving up and down of central shaft movable component, a boss of key axle touches the advance and retreat expanding-contracting action that the light barrier being positioned at metal clips edge bending 90 degree makes cutting optical path, thus realize conducting and the disconnection of light path.

Above-described embodiment is the present invention's preferably execution mode; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.

Claims

1. one kind produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, comprise upper cover, central shaft movable component, first metal clips, second metal clips, spring, first optical element, second optical element, first aperture, second orifice diaphragm, light emitting devices, light receiving element, lower cover, and PCB printed circuit board (PCB), wherein said first aperture and second orifice diaphragm are arranged at down and cover, described light emitting devices and light receiving element are arranged on PCB printed circuit board (PCB), wherein central shaft movable component comprises center key axle and movable slider, it can carry out pressing down and resilience along with the actuation of keys of finger,

It is characterized in that, the both sides being positioned at described center key axle are respectively sound generating mechanism and controlling organization, wherein said sound generating mechanism is positioned at described center key axle side, comprises a boss and second metal clips of described movable slider, is used for producing the strike note of button; Described controlling organization comprises the light barrier of a boss of center key axle, the first optical element, the second optical element, the first aperture, second orifice diaphragm, the first metal clips and edge bending certain angle thereof, light emitting devices and light receiving element composition, is used for controlling disconnection or the conducting of path channels.

2. one according to claim 1 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, the strike note of described sound generating mechanism generation button respectively produces a strike note when referring to button pressed and resilience respectively, when button is stressed press down time, the movable slider boss of described central shaft movable component crosses the Gu Fengshi of described second metal clips, the bossing of described movable slider is under the promotion of the opposition of described second metal clips, slide downwards sharp, described movable slider and the below buckle Rapid contact being positioned at described cross key axle both sides under the effect of inertia force, thus first time strike note when producing button pressed, when described central shaft movable component rising resilience, when the boss of described movable slider crosses the peak valley of the second metal clips being positioned at described center key axle side, opposition due to described second metal clips impels the described movable slider of promotion and center key axially fast uplink, accelerate the speed of resilience, under the effect of inertia force described movable slider boss be positioned at buckle Rapid contact above described center key axle both sides, and produce second time strike note.

3. one according to claim 1 and 2 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described movable slider is side untight " C " character form structure, there is the boss of greater-than sign " > " shape its side, and the profile angle θ of this boss is 90 ~ 150 degree.

4. one according to claim 3 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the profile angle θ of described boss is 115 degree.

5. one according to claim 1 and 2 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, the material of described movable slider is plastic resin, metal material or ceramic material, to obtain the shake-up sense strike note of different-effect.

6. one according to claim 1 and 2 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described movable slider by being designed to different protruding features,

To produce multiple strike note, and by changing the space length of strike note stroke, adjust the strike note of out different scale and collision frequency.

7. one according to claim 1 and 2 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, when the initial condition that described switch module rises at button, described central shaft movable component do not have stressed pressing down, the position, paddy peak maximum of described second metal clips is 1.10 ~ 2.30mm to the distance L1 of the boss 131 of the described movable slider finally contacted during resilience.

8. one according to claim 1 and 2 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, when described switch module loosen at button, described central shaft movable component under the effect of described spring upwards resilience time, the boss of described movable slider is 1.60 ~ 3.30mm to crossing the position distance L2 between the two that the second metal clips is separated; The boss of described movable slider is after crossing the second metal clips, and the activity space L3 that its top position has is 0.5 ~ 0.6mm.

9. one according to claim 1 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described controlling organization makes the boss being positioned at described cross key axle touch the advance and retreat expanding-contracting action that the light barrier being positioned at the edge bending certain angle of the first metal clips makes cutting optical path passage by moving up and down of described central shaft movable component, thus realizes conducting and the disconnection of path channels;

10. one according to claim 9 produces twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described first optical element is the first prism, it is collimation Fresnel surface below it, for the light of incidence is carried out above collimation directive, be total reflection clinoplain above it, it is turned right for the collimated ray of below incidence being come and reflects; Described second optical element is the second prism, and being total reflection clinoplain above it, is the Fresnel surface of optically focused below it, and described second prism is used for the collimated ray come from left side incident light down to transfer.

11. one according to claim 10 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

12. one according to claim 9 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described first optical element is prism, described second optical element is the 4th prism, described prism and the 4th prism are free curved surface prism, the fully reflecting surface of its inclined upward is free form surface, have collimation concurrently, the effect of convergence and turnover light, described free form surface is off axis paraboloid mirror, from axle 2 curved surfaces, or be the polynomial surface tilted, exit facet below the plane of incidence below described prism and described 4th prism is plane.

13. one according to claim 12 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

14. one according to claim 9 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described first optical element is pentaprism, described second optical element is the 6th prism, described pentaprism and the 6th prism are inclination Fresnel total reflection prism, inclination fully reflecting surface above it is zigzag Fresnel fully reflecting surface, have collimation concurrently, assemble and the effect of turnover light, the exit facet below the plane of incidence below described pentaprism and described 6th prism is plane.

15. one according to claim 14 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

16. one according to claim 9 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described first optical element is the first clinoplain speculum, and described second optical element is the second clinoplain speculum; Described controlling organization also comprises the collimation convex lens be positioned at above described light emitting devices and the optically focused convex lens be positioned at above described light receiving element.

17. one according to claim 16 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

18. one according to claim 9 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, it is characterized in that, described first optical element is the first free-form surface mirror, and described second optical element is the second free-form surface mirror; The reflecting surface of wherein said free-form surface mirror is free form surface, have concurrently collimation, assemble and turnover light effect, its be off axis paraboloid mirror, from axle 2 curved surfaces or for inclination polynomial surface.

19. one according to claim 18 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

20. one according to claim 9 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, described first optical element is the first fresnel reflecting mirror, and described second optical element is the second fresnel reflecting mirror; Wherein said fresnel reflecting mirror, its reflecting surface tilted is zigzag Fresnel surface, has the effect of collimation, convergence and light of transferring concurrently.

21. one according to claim 20 produce twice sense of touch strike note and photo-electric control integral type input equipment switch module, and it is characterized in that, the control principle of described controlling organization is:

22. produce twice sense of touch strike note and photo-electric control integral type input equipment switch module according to the arbitrary described one of claim 1 to 21, it is characterized in that, described light emitting devices is SMDIR infrared diode or laser diode, and described light receiving element is SMDPT pipe.