CN206516540U

CN206516540U - A kind of elastic piece structure for keyboard character key

Info

Publication number: CN206516540U
Application number: CN201720098464.XU
Authority: CN
Inventors: 龙清; 康琼; 吴取章
Original assignee: SILITEN ELECTRONICS CO Ltd
Current assignee: SILITEN ELECTRONICS CO Ltd
Priority date: 2017-01-26
Filing date: 2017-01-26
Publication date: 2017-09-22
Anticipated expiration: 2027-01-26

Abstract

The utility model is related to the technical field of keyboard, a kind of specifically related to elastic piece structure for keyboard character key, its structure includes elastic sheet body, the elastic sheet body top curved returns to the oblique guiding shell fragment to be formed to guide pillar beat, the oblique guiding shell fragment is downwardly extending the transition shell fragment towards the secondary beat of guide pillar, the transition shell fragment extends downwardly reverse beat formation and plays push jack, there is crowded pushed section on the guide pillar of keyboard, during keyboard is pushed, the crowded pushed section of guide pillar first produces interference precompressed with the oblique guiding shell fragment of elastic sheet body, squeeze pushed section and continue slide downward, then pushed section is squeezed to push and contradict the transition shell fragment of elastic sheet body, it ensure that crowded pushed section is touched with the abundant interference of transition shell fragment, and will not occur crowded pushed section and cross the situation that tiltedly guiding shell fragment produces card key, extend the service life of keyboard, the medial surface covered on keyboard can be energetically impinged upon by promoting the bullet push jack of elastic sheet body, send clearly metal strike sound, produce metal touching sense.

Description

A kind of elastic piece structure for keyboard character key

Technical field

The utility model is related to the technical field of keyboard, and in particular to a kind of elastic piece structure for keyboard character key.

Background technology

Keyboard is computer chief component, and is distributed on the key switch that is referred to as being used to input on keyboard, also known as Keyboard, the supreme next coming in order of primary structure of this keyboard include keycap, guide pillar, upper lid, movable contact spring, static contact and bottom, should Upper lid and bottom lid surrounds the accommodating cavity for housing movable contact spring and static contact jointly, and the static contact and movable contact spring are arranged at this and housed In chamber, by pressing keycap so that the guide pillar of button is up and down, and then is acted on by guide pillar on movable contact spring so that dynamic to touch Piece contacts connection with static contact or departed from and separates, and realizes the input and output of keyboard.

At present, in order that membrane keyboard keyboard module can send the sound of similar mechanical keyboard and be same as mechanical keyboard Sense of touch feedback, it will usually spring part is set up in the side of accommodating cavity and is set in the relative one side of guide pillar 3 and squeezes pushed section 31, As shown in figure 1, spring part is fixed on the side of lid 2, spring part has the oblique guiding shell fragment 11 to guide pillar beat and to downward Stretch reverse beat formation and play push jack 13, elastic sheet body is during keyboard is pushed, the crowded pushed section 31 of guide pillar 3 and the oblique of part that bounce Guide the interference of shell fragment 11 to push, the bullet push jack 13 of spring part can hit the medial surface of lid 2, produce metal touching sense and sounding. And at present in existing membrane keyboard keyboard modular structure, during long-time use, tiltedly the elasticity of guiding shell fragment can weaken, The effect of tiltedly guiding shell fragment generation card key is crossed during pushing so as to cause to squeeze pushed section, and tiltedly guides the inclination of shell fragment Degree is inadequate, and causing to play push jack, to hit the medial surface sounding covered dull, and tiltedly guiding shell fragment dynamics is uneven, the life-span does not reach reliably Property require, consumer demand can not be met.

Utility model content

The purpose of this utility model be directed to deficiency of the prior art, and provide a kind of uniform force be used for keyboard The elastic piece structure of keyboard.

The purpose of this utility model is achieved through the following technical solutions：A kind of elastic piece structure for keyboard character key, including Elastic sheet body, the elastic sheet body top curved returns to the oblique guiding shell fragment to be formed to guide pillar beat, the oblique guiding shell fragment to Lower extension forms the transition shell fragment towards the secondary beat of guide pillar, and the transition shell fragment extends downwardly reverse beat formation and plays push jack.

Wherein, the minimum angle between the transition shell fragment and the bullet push jack is 123 degree to 127 degree.

Wherein, the minimum angle between the transition shell fragment and the bullet push jack is 125 degree.

Wherein, the elastic sheet body and the intersection of the oblique guiding shell fragment are provided with round-corner transition.

Wherein, the angle of the transition shell fragment and perpendicular is 33 degree to 37 degree.

Wherein, the angle of the transition shell fragment and perpendicular is 35 degree.

Wherein, the leading flank projection of the elastic sheet body has antifriction body, and the antifriction body is to tilt the elbow for overhanging and bending Shape piece.

The beneficial effects of the utility model：Have crowded pushed section on the guide pillar of keyboard, during keyboard is pushed, guide pillar squeeze Pushed section first produces interference precompressed with the oblique guiding shell fragment of elastic sheet body, squeezes pushed section and continues slide downward, then squeezes pushed section and pushes simultaneously The transition shell fragment of elastic sheet body is contradicted, because transition shell fragment is that secondary beat is set, formed by transition shell fragment and perpendicular most Small angle is more than tiltedly guiding shell fragment and minimum angle formed by perpendicular, it is ensured that squeeze pushed section and the abundant interference of transition shell fragment Touch, and will not occur crowded pushed section and cross the situation that tiltedly guiding shell fragment produces card key, extend the service life of keyboard, promote The bullet push jack of elastic sheet body can energetically impinge upon the medial surface covered on keyboard, send clearly metal strike sound, produce metal Touching sense.

Brief description of the drawings

Using accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not constituted to of the present utility model Any limitation, on the premise of not paying creative work, can also be according to following attached for one of ordinary skill in the art Figure obtains other accompanying drawings.

Fig. 1 is the sectional view of membrane keyboard keyboard in the prior art.

Fig. 2 is a kind of sectional view of the keyboard character key with elastic piece structure of the present utility model.

Fig. 3 is a kind of structural representation of elastic piece structure for keyboard character key of the present utility model.

Reference：1- elastic sheet bodies；11- tiltedly guides shell fragment；12- transition shell fragments；13- bullet push jacks；14- antifriction bodies；15- Round-corner transition；Covered on 2-；3- guide pillars；31- squeezes pushed section；Angle.

Embodiment

The utility model is further described with the following Examples.

A kind of embodiment of elastic piece structure for keyboard character key of the present utility model, as shown in Fig. 2 to 3, this The complete character key structure of embodiment includes keycap, guide pillar 3, upper lid 2, movable contact spring, static contact and the bottom set gradually from top to bottom Lid, and this character key structure is generally used in keyboard character key, the utility model is applied to this practicality newly as example Come together in the improvement of type to being specifically described, certainly, keycap, guide pillar 3, upper lid 2 for other character key structures, The structure of movable contact spring, static contact and bottom may have some differences, and those skilled in the art are not paying creative work In the case of just can by it is of the present utility model improvement be applied in character key structure, no longer have herein to these character key structures Body is described.

The lateral surface of guide pillar 3 is designed with the tooth of a protrusion, that is, squeezes pushed section 31, and elastic piece structure includes elastic sheet body 1, shell fragment Body 1 is fixed on the one of medial surface of upper lid 2 of keyboard, as improved, and the top curved of elastic sheet body 1 returns to form guide The oblique guiding shell fragment 11 of the beat of post 3, oblique guiding shell fragment 11 is downwardly extending the transition shell fragment 12 towards 3 two beats of guide pillar, Transition shell fragment 12 extends downwardly reverse beat formation and plays push jack 13.During keyboard is pushed, the crowded pushed section of guide pillar 3 31 first with The oblique guiding shell fragment 11 generation interference precompressed of elastic sheet body 1, in the presence of tiltedly guiding shell fragment 11 is oriented to, oblique guiding shell fragment 11, Transition shell fragment 12 and the overall generation lateral displacement of bullet push jack 13, squeeze pushed section 31 and continue slide downward, then crowded pushed section 31 is pushed simultaneously The transition shell fragment 12 of elastic sheet body 1 is contradicted, because transition shell fragment 12 is that secondary beat is set, transition shell fragment 12 and perpendicular institute Into minimum angle be more than tiltedly guiding shell fragment 11 and minimum angle formed by perpendicular, it is ensured that squeeze pushed section 31 and transition shell fragment 12 abundant interference is touched, and makes elastic piece structure uniform force, and will not occur crowded pushed section 31 and cross tiltedly guiding shell fragment 11 to produce The situation of card key, extends the service life of keyboard, promotes the bullet push jack 13 of elastic sheet body 1 to energetically impinge upon and is covered on keyboard 2 medial surface, sends clearly metal strike sound, produces metal touching sense.

Wherein, the minimum angle between transition shell fragment 12 and bullet push jack 13（Angle a in Fig. 3）It can be 123 degree to 127 degree In value, most preferably, transition shell fragment 12 and play push jack 13 between minimum angle be 125 degree, transition shell fragment 12 is pushed away with bullet Minimum angle between piece 13 is also referred to as helping bullet angle, it is ensured that shell fragment is more than the superior elasticity life-span of 10,000,000 times, pushes keyboard Curve with resilience is more steady, and the feel of user's pressing keyboard is more comfortable, and paragraph sense is stronger.

Wherein, elastic sheet body 1 and the intersection of tiltedly guiding shell fragment 11 are provided with round-corner transition 15, and this structure is than traditional folding Bend through that to cross service life longer, more there is resilience sense of touch.

In the present embodiment, can effectively hit the medial surface of lid 2 on keyboard to ensure to play push jack 13 sends sound, The angle of transition shell fragment 12 and perpendicular（Angle b in Fig. 3）Value can be used as preferred, mistake between 33 degree to 37 degree The angle for crossing shell fragment 12 and perpendicular is 35 degree, it is ensured that squeezes pushed section 31 and is touched with the abundant interference of transition shell fragment 12, makes word Key pushes more steady with the curve of resilience, and the feel of user's pressing keyboard is more comfortable, promotes the bullet push jack of elastic sheet body 1 13 can energetically impinge upon the medial surface of lid 2 on keyboard, send clearly metal strike sound, produce metal touching sense.

In the present embodiment, the leading flank projection of piece body has antifriction body 14 so that contact area is reduced, and is oriented to and bounces More smooth, as preferred, antifriction body 14 is to tilt the elbow piece for overhanging and bending, and is easy to processing and forming, and ancon is contact position Put, be easy to be oriented to up and down, it is to avoid locking centre position.

Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general Lead to it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent substitution, without departing from this The spirit and scope of utility model technical scheme.

Claims

1. a kind of elastic piece structure for keyboard character key, including elastic sheet body, it is characterized in that, the elastic sheet body top curved is returned The back-shaped oblique guiding shell fragment into guide pillar beat, the oblique guiding shell fragment is downwardly extending the transition towards the secondary beat of guide pillar Shell fragment, the transition shell fragment extends downwardly reverse beat formation and plays push jack.

2. a kind of elastic piece structure for keyboard character key according to claim 1, it is characterized in that, the transition shell fragment and institute It is 123 degree to 127 degree to state the minimum angle played between push jack.

3. a kind of elastic piece structure for keyboard character key according to claim 2, it is characterized in that, the transition shell fragment and institute It is 125 degree to state the minimum angle played between push jack.

4. a kind of elastic piece structure for keyboard character key according to claim 1, it is characterized in that, the elastic sheet body and institute The intersection for stating tiltedly guiding shell fragment is provided with round-corner transition.

5. a kind of elastic piece structure for keyboard character key according to claim 1, it is characterized in that, the transition shell fragment is with erecting The angle of straight plane is 33 degree to 37 degree.

6. a kind of elastic piece structure for keyboard character key according to claim 5, it is characterized in that, the transition shell fragment is with erecting The angle of straight plane is 35 degree.

7. a kind of elastic piece structure for keyboard character key according to claim 1, it is characterized in that, before the elastic sheet body Side extending projection has antifriction body, and the antifriction body is to tilt the elbow piece for overhanging and bending.