CN201226317Y

CN201226317Y - Improved structure for keyboard

Info

Publication number: CN201226317Y
Application number: CNU2008201153803U
Authority: CN
Inventors: 陈道生
Original assignee: SHENGYA CO Ltd
Current assignee: SHENGYA CO Ltd; CAN Tech Co Ltd
Priority date: 2008-06-13
Filing date: 2008-06-13
Publication date: 2009-04-22
Anticipated expiration: 2018-06-13

Abstract

The utility model relates to a keyboard improved structure. The keyboard body is provided with a positioning board, a circuit film and a supporting board which are arranged from top to bottom in sequence; a plane position, on which keys are arranged, of the positioning board is provided with a positioning part for positioning a balancing leg; an elastic coupling body is installed on the circuit film in the position for arranging electric terminals; the supporting board is used for supporting the circuit film; the perforation of the positioning board is used for the top part of the elastic coupling body to penetrate the positioning board and to form a linkage contact with the keys. The keyboard improved structure has the advantages that the assembly method can be simplified, the processing and production cost of the circuit film is greatly reduced, and the circuit film is shielded by the positioning board, thereby good waterproof effect is achieved.

Description

The keyboard structure-improved

Technical field

The improvement of the relevant keyboard structure of the utility model aims to provide and a kind ofly can reduce manufacturing cost, and the keyboard structure that can obtain preferable water-proof function.

Background technology

As shown in Figure 1, for generally commonly using the structure cutaway view that computer keyboard is provided with the button position, the similar body of commonly using keyboard from top to bottom includes a circuit film 1, an aluminium sheet 2 and a base plate 3 in regular turn; Wherein, aluminium sheet 2 is being located for one group of balance foot lever 6 that is commonly called as " scissors pin " towards being provided with a pair of location division 5 for the position one that button 4 is installed.

1 position at confession installation button 4 of this circuit film is provided with electric terminal 7, is provided with an elasticity coupler body 8 in addition between electric terminal 7 and button 4; When the operator presses button 4 action downwards, can oppress electric terminal 7 conductings of elasticity coupler body 8 forming circuit films 1 simultaneously, and utilize elasticity coupler body 8 strains to produce the active force that allows button 4 upwards reset, and the balance of keeping button 4 upper and lower actions by balance foot lever 6.

Yet, on take off and commonly use keyboard and have following shortcoming:

1, circuit film 1 is located between aluminium sheet 2 and the button 4 relatively, therefore must on circuit film 1, offer perforation 9 in addition, the location and the slippage that supply location division 5 to pass and supply balance foot lever 6, make electric terminal 7 short circuits to avoid balance foot lever 6 friction circuit films 1, make the processing operation be tending towards complicated, loaded down with trivial details, increase the manufacturing basis of integral keyboard relatively, especially circuit film 1 is not subjected to any shielding action, the bad problem of the easier water-proof function of deriving.

2, location division 5 punch forming on aluminium sheet 2, material cost and processing cost are higher, and the assembling operation complexity.

3, the line design on the circuit film 1 need be avoided those perforation 9, need accomplish overlapping circuit or deal with problems the manufacturing basis of increase integral keyboard in the wire jumper mode.

4, circuit film 1 directly is located on the aluminium sheet 2, has elasticity coupler body 8 on the circuit film 1 again, and balance foot lever 6 is subjected to the interference of elasticity coupler body 8 easily when assembling, therefore will increase the assembling difficulty.

The utility model content

In view of this, the technical problem that the utility model solved is promptly improved at the above-mentioned keyboard structure of commonly using, and aim to provide a kind of cocoa and assembling mode is simplified, reduced the processing and manufacturing cost, and the keyboard structure that can obtain preferable water-proof function.

Take off purpose on reaching, keyboard body of the present utility model from bottom to top is provided with a circuit film, a circuit film and a supporting bracket in regular turn; 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; 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 location division of locating for the balance foot lever for the plate face position of installing button at location-plate.

According to this, can see through the balance foot lever button is installed on the top of location-plate, in addition the elasticity coupler body is installed in the position that circuit film is provided with electric terminal, and utilize perforation to stretch out location-plate relatively to contact with button formation interlock for elasticity idol junctor top.

One of effect of the present utility model is that those second perforation and those location divisions of location-plate are the moulding of plastics one shoot mode, significantly reduces the processing and manufacturing cost.

Two of effect of the present utility model is that circuit film is located at location-plate below, does not need to offer the perforation that exposes for the location division separately, so can significantly reduce the processing and manufacturing cost.

Three of effect of the present utility model is that circuit film is located between location-plate and the supporting bracket, does not directly contact with the balance foot lever, can effectively avoid circuit film to suffer the wearing and tearing of balance foot lever.

Four of effect of the present utility model is that circuit film is located between location-plate and the supporting bracket, can be subjected to the shielding action of location-plate and supporting bracket, so can obtain preferable waterproof effect.

Description of drawings

Fig. 1 commonly uses the structure cutaway view that computer keyboard is provided with the button position;

Fig. 2 is provided with the appearance assumption diagram at button position for keyboard body in the utility model;

Fig. 3 is provided with the STRUCTURE DECOMPOSITION figure at button position for keyboard body in the utility model;

Fig. 4 is provided with the structure cutaway view at button position for keyboard body in the utility model;

Fig. 5 moves schematic diagram downwards for button of the present utility model;

Fig. 6 is provided with another STRUCTURE DECOMPOSITION figure at button position for keyboard body in the utility model.

[figure number explanation]

1 circuit film, 2 aluminium sheets

3 base plates, 4 buttons

5 location divisions, 6 balance foot levers

7 electric terminals, 8 elasticity coupler body

9 perforation, 10 circuit films

11 electric terminals, 20 supporting brackets

31 perforation of 30 location-plates

32 location divisions, 33 sliding panels

40 buttons, 50 balance foot levers

60 elasticity coupler body

Embodiment

Characteristics of the present utility model can be consulted the detailed description of the graphic and embodiment of this case and obtained to be well understood to.

To shown in Figure 4, keyboard structure-improved of the present utility model includes: a circuit film 10, a supporting bracket 20, a location-plate 30, plurality of keys 40, some balance foot levers 50 and plurality of elastic coupler body 60 as Fig. 2; Wherein:

Circuit film 10 is provided with electric terminal 11 at the installation position that corresponds to button 40; Supporting bracket 20 is located at circuit film 10 belows, in order to the support circuit film; Location-plate 30 is located at circuit film 10 tops, it is being provided with perforation 31 with electric terminal 11 corresponding positions, and location-plate 30 correspond to the installing button 40 plate face position be provided with location division 32, and should perforation 31 can be square opening, also can be the circular port (as shown in Figure 6) of corresponding elasticity coupler body 60.

These some balance foot levers 50 are disposed at the Ban Mianchu that location-plate 30 corresponds to installing button 40 respectively, its root edge and can be subjected to location division 32 to constitute position-limiting actions; Each button 40 sees through balance foot lever 50 and is installed in location-plate 30 tops, in addition each elasticity coupler body 60 is installed in the position that circuit film 10 is provided with electric terminal 11 respectively, the top of each elasticity coupler body 60 and stretch out location-plate 30 and button 40 formation interlocks relatively via perforation 31 and contact.

As shown in Figure 5, when the operator pressed button 40 action downwards, button 40 can be oppressed elasticity coupler body 60 tops simultaneously, made elasticity coupler body 60 produce strain, and then electric terminal 11 conductings of forming circuit film 10, and produce the active force that allows button 40 upwards reset; As for, the effect of balance foot lever 50 is promptly in the process of button 40 upper and lower actions, cooperate intersection slide switching relatively, to keep the balance of button 40 upper and lower actions, 30 of above-mentioned location-plates can be engaged in it and correspond to the sliding panel 33 that location division 32 plate face on every side is provided with the slip of confession balance foot lever 50 root edges, make button 40 upper and lower actions more smooth and easy, and prevent that balance foot lever 50 from damaging location-plate 30 bottom members (as circuit film 10).

Because therefore the location-plate 30 in the middle of the utility model integral keyboard significantly reduces the processing and manufacturing cost with the moulding of plastics one shoot mode those perforation 31 and those location divisions 32; And circuit film 10 is located at location-plate 30 belows, does not need to offer the perforation that exposes for the location division separately, so can significantly reduce the processing and manufacturing cost; Same, circuit film 10 is located between location-plate 30 and the supporting bracket 20, does not contact with balance foot lever 50, can also effectively avoid suffering 50 wearing and tearing of balance foot lever; Especially, circuit film 10 is located between location-plate 30 and the supporting bracket 20, can be subjected to the shielding action of location-plate 30 and supporting bracket 20, so can obtain preferable waterproof effect, moreover as shown in Figure 4, balance foot lever 50 is two plate objects, be mounted in regular turn in the location division 32 more simultaneously mutually that overlap joint forms, and can make assembling mode simplify, significantly reduce the processing and manufacturing cost.

In sum, the utility model provides a preferable feasible keyboard structure-improved, so offer the application of novel patent in accordance with the law; Technology contents of the present utility model and technical characterstic the sixth of the twelve Earthly Branches disclose as above, yet the personage who is familiar with this technology still may do various replacement and the modifications that do not deviate from this case utility model spirit based on announcement of the present utility model.Therefore, protection range of the present utility model should be not limited to those disclosed embodiments, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by following claim.

Claims

1, a kind of keyboard structure-improved is characterized in that, includes:

One circuit film is provided with electric terminal at the installation position that corresponds to button;

One supporting bracket in order to the support circuit film is located at the circuit film below;

One 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 location division in its plate face position that corresponds to the installing button;

Some balance foot levers are disposed at the Ban Mianchu that location-plate corresponds to the installing button respectively, its root edge and can be subjected to the location division to constitute position-limiting action;

Plurality of keys sees through the balance foot lever respectively and is installed in the location-plate top;

The plurality of elastic coupler body is installed in the position that circuit film is provided with electric terminal respectively, its top and stretch out location-plate and button formation interlock relatively via perforation and contact.

2, keyboard structure-improved as claimed in claim 1 is characterized in that, this location-plate is engaged in it and corresponds to the sliding panel that location division plate face on every side is provided with the slip of confession balance foot lever root edge.

3, keyboard structure-improved as claimed in claim 1 is characterized in that, this balance foot lever is two plate objects, is mounted in regular turn to overlap mutually simultaneously in the location division to form again.

4, keyboard structure-improved as claimed in claim 1 is characterized in that, this perforation is square opening.

5, keyboard structure-improved as claimed in claim 1 is characterized in that, this perforation is the circular port of corresponding elasticity coupler body.