CN201638718U

CN201638718U - Key structure of keyboard

Info

Publication number: CN201638718U
Application number: CN2009202761124U
Authority: CN
Inventors: 陈道生
Original assignee: SHENGYA CO Ltd
Current assignee: SHENGYA CO Ltd; CAN Tech Co Ltd
Priority date: 2009-12-07
Filing date: 2009-12-07
Publication date: 2010-11-17
Anticipated expiration: 2019-12-07

Abstract

The utility model relates to a key structure of a keyboard, comprising a key cap and a base, and two brackets which are pivoted in an intersecting way, two ends of the bracket respectively push the key cap and the base, and pivoting ears are arranged on the key cap and the base in a matching way, a reversed hook is arranged at the position of the pivoting ear, the shaft part for limiting two ends of the bracket can slide out of the pivoting ear arbitrarily under the interference function of the reversed hook, a gap is arranged at the main body position relative to the downside of the shaft hole for leading the rotating shaft to be sheathed in the shaft hole, a reversed hook which is stretched into a rotating shaft sheathing path relatively is arranged at the opening position of the gap, the rotating shaft is limited to back to the shaft hole arbitrarily under the interference function of the reversed hook; when in assembly, two brackets which are pivoted in an intersecting way only need to clamp pivoting ears at one side of the base and then clamp the pivoting ears at one side of the key cap, so as to achieve the fixing purpose; and then the upside of the key cap is pressed lightly, so as to carry out assembly action; the whole key structure is stable and reliable relatively, so as to achieve the purpose of further saving labor and time cost.

Description

The key structure of keyboard

Technical field

The utility model is saved manpower and the cost of time about a kind of improved keyboard structure and can finish Assembly Action easily when assembling, is improved at button relative configurations partly especially, aims to provide a kind of comparatively firm, reliable key structure of keyboard.

Background technology

At present, computer is widely used in various information occasions, as information transportation, commercial intercourse, client's contact, document processing, computer graphics, handwriting input and numerous and diverse constant work or the like, can do with computer.Therefore, computer is for the importance of the daily life particular importance that also just seems.So, input equipment the most important and next to the shin in computer equipment is operated by the button of pushing keyboard then no more than keyboard (keyboard), can make program command or data rapid, in time imports easily in the main frame (host).Hence one can see that, and how keyboard occupies important position in input operation.

As Fig. 1, be the keyboard of general personal computer and the structure cutaway view of last key structure thereof, its button be by a keycap 11, base 12 and be connected in keycap 11 and base 12 between two 13,14 on supports that intersect to articulate constitute, the two ends of these two supports 13,14 support to arrive in mutually with keycap 11 and base 12 respectively, 12 cooperations of its keycap 11 and base are provided with pivot ear 111,121 and are articulated for the axial region with

support

13,14 two ends, formation one is linked with base 12 mutually in order to constitute keycap 11, and in order to stablize the interlinked mechanism that keycap 11 pumps.

Moreover, the assembling that keycap 11, base 12 and two supports are 13,14, these two supports 13,14 intersect at it that articulated section is corresponding to be provided with an axis hole 131 and a rotating shaft 141, and enter axis hole 131 for rotating shafts 141 being provided with a breach 132 with respect to the main body place below the axis hole 131.Only, there is not the design of any restriction rotating shaft 141 turnover in this scarce hole 141, causes the anxiety that keycap 11 comes off so still have.

The utility model content

The technical problem that the utility model solved is promptly improved at above-mentioned button relative configurations partly, aim to provide a kind of sense of touch better and button is comparatively firm, the keyboard structure can make assembling mode simplify, reduce the processing and manufacturing cost reliably, and the keyboard structure that can obtain preferable water-proof function.

The technical solution of the utility model is: a kind of key structure of keyboard includes: a base, and two corresponding sides at its top are respectively equipped with a pair of pivot ear; One keycap is located at this base top relatively, and two corresponding sides of its bottom are respectively equipped with a pair of pivot ear; Two supports that intersection articulates, the axial region at these two support two ends respectively with this base and this keycap under the pivot ear constitute to articulate, opening part in this pivot ear is provided with the overhead kick of stretching into support sleeve path relatively, the articulated section is corresponding to be provided with an axis hole and a rotating shaft to these two supports in intersecting, and be inserted in axis hole for rotating shaft being provided with a breach with respect to the main body place below this axis hole, be provided with the overhead kick of stretching into rotating shaft sleeve path relatively in the opening part of this breach.

Wherein, the opening of two pairs of pivot ears of this keycap is formed up to rare one overhead kick of stretching into axial region sleeve path relatively.

The opening of two pairs of pivot ears of this base is formed up to rare one overhead kick of stretching into axial region sleeve path relatively.

The main body place of this axis hole top is provided with a side grain.

The beneficial effects of the utility model are:

The key structure of the utility model keyboard basically mainly by a keycap, base and be connected in keycap and base between two intersect the support that articulates and constituted, the two ends of these two supports support to arrive in mutually with keycap and base respectively, its keycap and base then cooperate and are provided with the pivot ear for being articulated with the axial region at support two ends, and the Yu Shuer place is provided with overhead kick, and can be under the interference effect of overhead kick, the axial region at limit bracket two ends skids off the pivot ear arbitrarily.

A upright supporting bracket (material can be metal or rubber) and the circuit film of from bottom to top being provided with in regular turn of right keyboard group of the present utility model; Wherein, circuit film is provided with electric terminal at the installation position that corresponds to button; Supporting bracket is located at the circuit film below, in order to the support circuit film; Base (location-plate) is located at the circuit film top, and it is being provided with perforation with the corresponding position of electric terminal, and is provided with the base pivot ear location division of locating for support for the keycap position of installing button at base (location-plate).

Moreover, when the axial region at support two ends is inserted in the pivot ear, must be in advance by overhead kick, and under the axial region and the mutual interference effect of overhead kick at support two ends, produce a tangible sense of touch, can judge that the axial region at support two ends enters the pivot ear by overhead kick really for the assembler, to increase the appropriate rate of button assembling; Wherein, the articulated section is corresponding to be provided with an axis hole and a rotating shaft in intersecting for two supports, and is inserted in axis hole for rotating shaft being provided with a breach with respect to the main body place below the axis hole; Especially, be provided with the overhead kick of stretching into rotating shaft sleeve path relatively in the opening part of this breach, and can be under the interference effect of overhead kick, axis hole is withdrawed from the restriction rotating shaft arbitrarily, makes whole key structure relatively more firm, reliably.

Moreover, when axis hole is inserted in rotating shaft, must go ahead of the rest, and under rotating shaft and the mutual interference effect of overhead kick, produce a tangible sense of touch by overhead kick, can judge that rotating shaft enters axis hole by overhead kick really for the assembler, to increase the appropriate rate of button assembling.

Description of drawings

Fig. 1 commonly uses the key structure cutaway view;

Fig. 2 is the three-dimensional exploded view of key structure of the present utility model;

Fig. 3 is another three-dimensional exploded view of key structure of the present utility model;

Fig. 4 is the upright schematic diagrames of two supporting structure groups of the present utility model;

Fig. 5 is the key structure cutaway view of the utility model first embodiment;

Fig. 6 is another key structure cutaway view of the utility model first embodiment;

Fig. 7 is the breach structure enlarged diagram of the utility model first embodiment;

Fig. 8 is the key structure cutaway view of the utility model second embodiment;

Fig. 9 is another key structure cutaway view of the utility model second embodiment;

Figure 10 is the breach structure enlarged diagram of the utility model second embodiment.

[figure number explanation]

11 keycaps, 111 pivot ears

12 bases, 121 pivot ears

13 supports, 131 axis holes

141 rotating shafts of 132 breach

21 keycaps, 211 pivot ears

212 overhead kicks, 22 bases

221 pivot ears, 23 supports

232 overhead kicks of 231 axis holes

233 breach, 234 side grains

241 rotating shafts of 24 supports

30 supporting brackets, 40 circuit films

60 perforation of 50 electric terminals

70 elasticity idol junctor

Embodiment

As Fig. 5, Fig. 6, Fig. 8, and the key structure of the utility model keyboard shown in Figure 9 include a supporting bracket 30, a circuit film 40 and elasticity idol junctor 70; Wherein, circuit film 40 is provided with an electric terminal 50 at the installation position that corresponds to button; Supporting bracket 30 is located at circuit film 40 belows, in order to support circuit film 40; Base 22 (location-plate) is located at circuit film 40 tops, and it is being provided with perforation 60 with electric terminal 50 corresponding positions, and is provided with the pivot ear 221 of locating for

support

23,24 for keycap 21 positions of installing button at base 22 (location-plate).

Right in Fig. 2, Fig. 3, Fig. 5 and shown in Figure 6, the key structure of the utility model keyboard includes: a base 22, a

keycap

21, and 23,24 formations of support that are connected in two intersection pivot joints between keycap 21 and the base 22; Wherein:

Two corresponding sides at these base 22 tops are respectively equipped with a pair of pivot ear 221, are articulated for the axial region with these two

support

23,24 two ends.This keycap 21 is located at this base 22 tops relatively, two corresponding sides of its bottom are respectively equipped with a pair of pivot ear 211, for being articulated with the axial region at these two

support

23,24 two ends, and the opening of these two pairs of pivot ears 211 is formed with an overhead kick 212 of stretching into axial region sleeve path relatively.

As for, the axial region at these two

support

23,24 two ends respectively with this base 22 and this keycap 21 under pivot ear 221,211 constitute and articulate, and support to arrive in mutually with the main body of this base 22 and this keycap 21 respectively, formation one links with base 22 mutually in order to constitute keycap 21, and in order to stablize the interlinked mechanism that keycap 21 pumps.

As shown in Figure 4, the articulated section is corresponding to be provided with an axis hole 231 and a rotating shaft 241 to these two supports 23,24 in intersecting, and is inserted in axis hole for rotating shafts being provided with a breach 233 with respect to the main body place below this axis hole 231; Especially, the opening part in this breach 233 is provided with the overhead kick 232 of stretching into rotating shaft 241 sleeve paths relatively.

As shown in Figure 7, whole key structure can be under the interference effect of the overhead kick 232 of breach 233 and rotating shaft 241, and axis hole 231 is withdrawed from restriction rotating shaft 241 arbitrarily, prevents that effectively two intersect the

support

23,24 that articulates and get loose;

Moreover, under the interference effect of the overhead kick 212 of these cap 21 pivot ears 211 and two support 23,24 tail end axial regions, prevent that effectively keycap 21 from getting loose, dropping, so make whole key structure relatively more firm, reliable.

Especially, when axis hole 231 is inserted in rotating shaft 241, and the axial region of

support

23,24 tail ends is when being inserted in pivot ear 211, must be in advance by overhead kick 232,222, and under the interference effect of overhead kick 232,222, produce a tangible sense of touch, can judge that rotating shaft enters axis hole by overhead kick really for the assembler, and can be at assembling time human-saving and the cost of time, to increase the appropriate rate of button assembling.

What deserves to be mentioned is, the utility model keyboard structure can be as Fig. 8, Fig. 9 and shown in Figure 10, be provided with respect to the main body place above this axis hole 231 side grain 234 for this axis hole 231 of reduction above the height of main body, make to allow the relative altitude of keycap 22 reduce, make whole key structure more meet the design requirement of slimming keyboard such as mobile computer.

Claims

1. the key structure of a keyboard is characterized in that, includes:

One base, two corresponding sides at its top are respectively equipped with a pair of pivot ear;

One keycap is located at this base top relatively, and two corresponding sides of its bottom are respectively equipped with a pair of pivot ear;

Two supports that intersection articulates, the axial region at these two support two ends respectively with this base and this keycap under the pivot ear constitute to articulate, opening part in this pivot ear is provided with the overhead kick of stretching into support sleeve path relatively, the articulated section is corresponding to be provided with an axis hole and a rotating shaft to these two supports in intersecting, and be inserted in axis hole for rotating shaft being provided with a breach with respect to the main body place below this axis hole, be provided with the overhead kick of stretching into rotating shaft sleeve path relatively in the opening part of this breach.

2. the key structure of keyboard according to claim 1 is characterized in that, the opening of two pairs of pivot ears of this keycap is formed up to rare one overhead kick of stretching into axial region sleeve path relatively.

3. the key structure of keyboard according to claim 1 is characterized in that, the opening of two pairs of pivot ears of this base is formed up to rare one overhead kick of stretching into axial region sleeve path relatively.

4. the key structure of keyboard as claimed in claim 1 or 2 is characterized in that, the main body place of this axis hole top is provided with a side grain.