CN207458805U - A kind of film key - Google Patents

Abstract

The utility model discloses a kind of film keys,Including support base,Lug,Interior pad,Circuit board,Sucker and gas vent,The support base one side is equipped with lug,Interior pad is installed on the inside of the lug,Pressing contact block is installed on the downside of the interior pad,Installation contact switch on the upside of the circuit board,It is connected on the downside of the support base by sucker with circuit board surface,And contact switch is correspondingly arranged up and down with pressing contact block,The support base and lug are made of rubber material,Storage slot is offered inside the interior pad,Sign Board is placed in the storage slot,Through hole is offered in the middle part of the lug,Upper cover is installed in the through hole,A kind of film key of utility model,It is connected on the downside of support base by sucker with circuit board surface,The film key that support base and lug form can be fixed on circuit board one side,It is easy to use.

Description

A kind of film key

Technical field

The utility model belongs to electronic product accessory technical field, is specifically a kind of film key.

Background technology

With technology development and the appearance of new product new opplication, the products such as digital camera, mobile phone, PDA are also as emerging Consumer electronics product.Since later stage nineteen nineties, computer, Information And Communication, consumer electricity have been merged The information household appliances in sub three big fields start widely to go deep into family life, it has audiovisual, information processing, bilateral network communication etc. Function, by embeded processor, associated support hardware (as display card, storage medium, IC card or credit card reading equipment), it is embedding Enter the software package composition of formula operating system and application layer.Broadly, information household appliances can pass through network system including all The household appliances for interactive information of uniting.Electronic device is widely used in every field, such as the electronics such as mobile phone, MP3 and PDA Product is widely used in daily life, and people can carry out information exchange whenever and wherever possible by mobile phone, experience is shared and anticipates See communication, and MP3 then can bring amusement for people, loosen mood.With increasingly widespread, the technology of electronic equipment reach its maturity, External form is increasingly changeable and in the case that volume reduces increasingly, and the operation keyboard for how improving electronic product enables users to be more convenient Ground operates, also as one of important topic of current design.With the development of electronic technology, the button on electronic equipment also requires It is higher and higher, do not require nothing more than it is sensitive, comfortable, it is also durable.The remote controler of common such as household electrical appliance, remote control transmitter structure are more It is the key contacts that silica gel injection molding is placed with below plastic shell, by key contacts come the metal under pressing keys contact Shrapnel so as to turn on the circuit on PCB (Printed Circuit Board) wiring board, completes distant control function.

Existing film key technology has the following problems：Existing film key using when be attached to the contact of circuit board and open Close one side, it is impossible to be convenient for fixing, film key easily slides, and influences the use of button.

Utility model content

The purpose of this utility model is that dike supplies a kind of film key, to solve the problems of the prior art.

To achieve the above object, the utility model dike supplies following technical solution：A kind of film key, including support base, Lug, interior pad, circuit board, sucker and gas vent, the support base one side are equipped with lug, are equipped on the inside of the lug Interior pad, the interior pad downside are equipped with pressing contact block, contact switch, the support base are installed on the upside of the circuit board Downside is connected by sucker with circuit board surface, and contact switch with pressing contact block up and down be correspondingly arranged, the support base and Lug is made of rubber material, and storage slot is offered inside the interior pad, is placed with Sign Board in the storage slot, institute It states and offers through hole in the middle part of lug, upper cover is installed in the through hole.

Preferably, the upper cover is connected by connector with lug.

Preferably, the Sign Board is made of Noctilucent material.

Preferably, window is installed inside the upper cover, and window is made of transparent plastic.

Preferably, the lug is provided with round table-like, and gas vent is offered inside lug.

Preferably, the sucker is at least provided with two.

Compared with prior art, the beneficial effects of the utility model are：Pass through sucker on the downside of the utility model support base It is connected with circuit board surface, the film key that support base and lug form can be fixed on circuit board one side, be easy to use, By offering storage slot inside interior pad, store in slot and be placed with Sign Board, convenient for being labeled to film key, Er Qiebiao Note word will not wear and wipe, and be provided with by lug round table-like, and offer air hole on the downside of lug, can make the air in lug Discharge effectively reduces the sound of key press generation.

Description of the drawings

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the tab structures top view of the utility model.

In figure：1- support bases, 2- lugs, 21- through holes, 3- upper covers, 31- windows, 32- connectors, pad in 4-, 41- storages slot, 42- pressings contact block, 5- Sign Boards, 6- circuit boards, 61- contact switch, 7- suckers, 8- gas vents.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made under dike All other embodiments obtained shall fall within the protection scope of the present invention.

Please refer to Fig.1-2, in the utility model embodiment, a kind of film key, including support base 1, lug 2, liner Block 4, circuit board 6, sucker 7 and gas vent 8,1 one side of support base are equipped with lug 2, and 2 inside of lug is equipped with interior pad 4, interior 4 downside of pad is equipped with pressing contact block 42, for touching contact switch 61,6 upside installation contact switch 61 of circuit board, support 1 downside of pedestal is connected by sucker 7 with 6 surface of circuit board, and the film key convenient for support base 1 and lug 2 are formed is fixed In 6 one side of circuit board, and contact switch 61 is correspondingly arranged with pressing contact block about 42, and support base 1 and lug 2 use rubber Material is made, and storage slot 41 is offered inside interior pad 4, stores and Sign Board 5 is placed in slot 41, and 2 middle part of lug offers logical Hole 21 is equipped with upper cover 3 in through hole 21, and convenient for being labeled to film key, and note word will not wear and wipe.

It is connected by the upper cover 3 by connector 32 with lug 2, is convenient for placement Sign Board 5 and is labeled.

It is made up of the Sign Board 5 of Noctilucent material, can also see the mark on Sign Board 5 clearly convenient for night.

By being equipped with window 31 inside the upper cover 3, and window 31 is made of transparent plastic, convenient for seeing mark clearly Know the mark on board 5.

Be provided with by the lug 2 round table-like, and gas vent 8 offered inside lug 2, effectively reduce button by Press the sound generated.

By the sucker 7 at least provided with two, improve the film key that support pedestal 1 and lug 2 form and be fixed on The stability of 6 one side of circuit board.

Operation principle：Support base 1 is connected by sucker 7 with 6 upper surface of circuit board, and when contact switch 61 with pressing Contact block is correspondingly arranged about 42, and the film key convenient for support base 1 and lug 2 are formed is fixed on 6 one side of circuit board, film Button will not slide it is easy to use, by offered inside interior pad 4 storage slot 41, store slot 41 in be placed with Sign Board 5, just Be labeled in film key, and note word will not wear and wipe, be provided with by lug 2 it is round table-like, and inside lug 2 Gas vent 8 is offered, can discharge the air in lug, effectively reduces the sound of key press generation.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that will fall containing in the equivalent requirements of the claims All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (6)

1. a kind of film key, including support base (1), lug (2), interior pad (4), circuit board (6), sucker (7) and exhaust Hole (8), it is characterised in that:Support base (1) one side is equipped with lug (2), and interior pad is equipped on the inside of the lug (2) (4), pressing contact block (42) on the downside of the interior pad (4) is installed, contact switch (61) is installed on the upside of the circuit board (6), It is connected on the downside of the support base (1) by sucker (7) with circuit board (6) surface, and contact switch (61) and pressing contact block (42) it is correspondingly arranged up and down, the support base (1) and lug (2) are made of rubber material, and the interior pad (4) is internal Storage slot (41) is offered, Sign Board (5) is placed in the storage slot (41), through hole is offered in the middle part of the lug (2) (21), upper cover (3) is installed in the through hole (21).

2. a kind of film key according to claim 1, it is characterised in that：The upper cover (3) by connector (32) with Lug (2) connects.

3. a kind of film key according to claim 1, it is characterised in that：The Sign Board (5) uses Noctilucent material system Into.

4. a kind of film key according to claim 1, it is characterised in that：Window is installed inside the upper cover (3) (31), and window (31) is made of transparent plastic.

5. a kind of film key according to claim 1, it is characterised in that：The lug (2) is provided with round table-like and convex Air hole (8) is offered inside piece (2).

6. a kind of film key according to claim 1, it is characterised in that：The sucker (7) is at least provided with two.