CN204994062U - Input apparatus - Google Patents
Input apparatus Download PDFInfo
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- CN204994062U CN204994062U CN201520675054.8U CN201520675054U CN204994062U CN 204994062 U CN204994062 U CN 204994062U CN 201520675054 U CN201520675054 U CN 201520675054U CN 204994062 U CN204994062 U CN 204994062U
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- circuit board
- output
- film
- input unit
- wire
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Abstract
The utility model relates to an input apparatus, it includes a film circuit board, an output circuit board and a bonding coat. The last printed wiring of film circuit board is equipped with manyly to the wire, and the wherein one end of each wire is an output, and these outputs separate each other and arrange. Lay a plurality of terminals that correspond each wire respectively on the output circuit board. The bonding coat clamp is located between film circuit board and the output circuit board, has buried a plurality of conductive particles in the bonding coat underground, bonding coat biplanar laminate respectively film circuit board and output circuit board and cover these outputs respectively and these a little terminals, and each output sees through the corresponding terminal of these a little conductive particle electric connection a part of at least.
Description
Technical field
The utility model relates to keyboard, particularly relate to a kind of can precisely assemble film circuit board input unit.
Background technology
Film circuit board is often applied to the portable input units such as slight keyboard, slight keyboard generally includes a shell, film circuit board and a circuit board in the enclosure accommodating, film circuit board is electrically connected circuit board, and film circuit board is produced signal by operating and signal can be sent to computer by circuit board.In general slight keyboard number of assembling steps, circuit board is fixed in shell in advance, then film circuit board is inserted shell, finally film circuit board and circuit board is electrically connected.Film circuit board generally offers multiple location hole, is then provided with corresponding multiple reference columns in shell, each reference column penetrates in corresponding location hole, is located by film circuit board thus.Film circuit board can be electrically connected circuit board by electric connector behind location, but the manufacturing cost of connector is higher.The another kind of mode system be electrically connected is by after the electrode on the electrode alignment circuit board of film circuit board, lock in the enclosure with press membrane circuit board and circuit board with briquetting again, thus electrode docked and fix, replace connector by briquetting and reduce manufacturing cost.
Because film circuit board can generation type become in use, be therefore generally configured with larger gap between location hole and reference column and become with tolerant, therefore cause the electrode of film circuit board cannot accurately aim at the electrode on circuit board.For head it off, need to be configured with larger gap and just can prevent electrode misconnection between each electrode on circuit board, therefore the shortcoming of briquette structure is that the volume of circuit board and briquetting is comparatively large, and then affects the volume of slight keyboard body.
Utility model content
Provide hereinafter about brief overview of the present utility model, to provide about the basic comprehension in some of the present utility model.Should be appreciated that this general introduction is not summarize about exhaustive of the present utility model.It is not that intention determines key of the present utility model or pith, neither intended limitation scope of the present utility model.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The utility model provide a kind of can precisely assemble film circuit board input unit.
The utility model provides a kind of input unit, and it comprises a film circuit board, an output circuit plate and a bonding coat.On film circuit board, printing is laid with multipair wire, and wherein one end of each wire is an output, and the spaced arrangement of these outputs.Output circuit plate is laid with multiple terminals of corresponding each wire respectively.Bonding coat is located between film circuit board and output circuit plate, multiple conductive particle is embedded with in bonding coat, two of bonding coat attaching film circuit board and output circuit plates and cover these outputs and these terminals respectively respectively, each output is electrically connected corresponding terminal through conductive particle at least partially.
Preferably, output circuit plate connects a signal transmssion line, and these terminals are electrically connected signal transmssion line.Output circuit plate is provided with a transmission of wireless signals assembly, and these terminals are electrically connected transmission of wireless signals assembly.
Preferably, film circuit board comprises a topmost thin film, the one side of topmost thin film is convexly equipped with multiple elastic partss of corresponding each pair of wire, each elastic parts is respectively equipped with a keycap.Film circuit board comprises the lower film overlapped in topmost thin film another side, and each pair of wire is configured in topmost thin film and lower film respectively.The spaced configuration of trigger end of each pair of wire.The other end of each wire is a trigger end, each pair of wire this to trigger end be configured in corresponding elastic parts axially.
Preferably, the edge of film circuit board is formed with a protuberance, and these outputs extend to protuberance and are arranged on protuberance.These outputs are arranged in the same face of protuberance.
Preferably, input unit more comprises a shell, and film circuit board is in the enclosure accommodating, and the locking of output circuit plate in the enclosure.These conductive particles between each output and this corresponding terminal contact with each other, and these conductive particles contacted with each other contact output and the terminal corresponding with output.
Input unit of the present utility model can by insert after bonding coat in advance component film circuit board and output circuit plate among shell again and to lock fixing.The fusing point of conductive particle, lower than film circuit board, carries out hot pressing processing procedure to bonding coat and can not damage film circuit board constantly, therefore, it is possible to by hot pressing mode combination film circuit board and output circuit plate.In the processing procedure of component film circuit board and output circuit plate in advance, each terminal that in film circuit board, the output of each wire is corresponding with on circuit board can accurately dock, therefore the terminal on circuit board can more close-packed arrays, and then can reduce the volume of circuit board.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of input unit in the utility model preferred embodiment.
Fig. 2 is the perspective exploded view of input unit in the utility model preferred embodiment.
Fig. 3 is the partial sectional view of input unit in the utility model preferred embodiment.
Fig. 4 is another change pattern schematic diagram of the output circuit plate in the utility model preferred embodiment among input unit.
Fig. 5 is the transverse sectional view at the protuberance place in the utility model preferred embodiment among input unit.
Fig. 6 is the longitudinal sectional view at the protuberance place in the utility model preferred embodiment among input unit.
Reference numeral:
10 shells
100 film circuit boards
101 protuberances
110 wires
111 outputs
112 trigger ends
121 topmost thin films
122 lower films
123 walls
124 perforations
130 press-key structures
131 elastic partss
132 keycaps
200 output circuit plates
210 terminals
220 signal transmssion lines
230 transmission of wireless signals assemblies
300 bonding coats
301 viscoses
310 conductive particles
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present utility model or a kind of execution mode and feature can combine with the element shown in one or more other accompanying drawing or execution mode and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of parts that have nothing to do with the utility model, known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, all belongs to the scope of the utility model protection.
In the following embodiment of the utility model, the sequence number of embodiment and/or sequencing are only convenient to describe, and do not represent the quality of embodiment.The description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
Consult Fig. 1 and Fig. 2, the preferred embodiment of the utility model provides a kind of input unit, and it includes shell 10, film circuit board 100, output circuit plate 200 and a bonding coat 300.
Consult Fig. 1 to Fig. 3, in the present embodiment, film circuit board 100 is preferably stacked by plural layers and form, and a lateral edges of film circuit board 100 has extended to form a protuberance 101.Film circuit board 100 at least includes topmost thin film 121 and lower film 122 and a wall 123.Described protuberance 101 can be the extension of topmost thin film 121, but not as limit.Topmost thin film 121, lower film 122 and wall 123 stack arrangement, and 123 stack arrangement are folded between topmost thin film 121 and lower film 122, wall 123 is in order to separate topmost thin film 121 and lower film 122, and wall 123 has multiple perforations 124 of matrix arrangement.On film circuit board 100, printing is laid with multipair wire 110, wherein one end of each wire 110 is an output 111, the other end is then a trigger end 112, and each output 111 extends to protuberance 101 and on the spaced the same face being arranged in protuberance 101 of these outputs 111 respectively.The trigger end 112 of each pair of wire 110 lays respectively on topmost thin film 121 and lower film 122 and this of each pair of wire 110 is configured in two ends of corresponding perforation 124 to the spaced configuration of trigger end 112, and therefore each pair of wire 110 is defaulted as the state of not conducting.
Film circuit board 100 is folded and is provided with a press-key structure 130, film circuit board 100 and press-key structure 130 are placed within shell 10.Wherein, press-key structure 130 includes the multiple elastic partss 131 of projection at the upper surface of topmost thin film 121, these elastic partss 131 in matrix arrangement and corresponding each perforation 124 configure and make each pair of trigger end 112 of corresponding each elastic parts 130 be arranged in each elastic parts 130 axially.Each elastic parts 131 is respectively arranged with a keycap 132, after effect of these elastic partss 130 is to provide keycap 140 to be pressed, a restoring force makes keycap 132 return back to the front position of pressing.
Output circuit plate 200 is fixed within shell 10 that (the utility model does not limit its fixed form, such as its can by locking, fix or the mode of sticking together fix), output circuit plate 200 is laid with multiple terminals 210 of corresponding each pair of wire 110 respectively.Output circuit plate 200 can be provided with a transmission of wireless signals assembly 230, these terminals 210 are electrically connected transmission of wireless signals assembly 230, output signal thus in the mode of transmission of wireless signals, but the utility model is not as limit.Output circuit plate 200 also can connect a signal transmssion line 220 as shown in Figure 4, and these terminals 210 are electrically connected signal transmssion line 220, and output circuit plate 200 can be outputed signal by signal transmssion line 220.
Consult Fig. 5 and Fig. 6, bonding coat 300 is located between film circuit board 100 and output circuit plate 200, bonding coat 300 is made up of viscose 301, multiple conductive particle 310 is embedded with in viscose 301, wherein, conductive particle 310 is preferably the metallic particles of fusing point lower than the low melting point of film circuit board 100, such as tin, but the utility model is not as limit.The two sides of bonding coat 300 protuberance 101 of attaching film circuit board 100 and output circuit plate 200 and cover these outputs 111 and these terminals 210 respectively respectively, bonding coat 300 is preferably with hot pressing mode laminating protuberance 101 and output circuit plate 200.When each output 111 and corresponding terminal 210 hot pressing, therebetween conductive particle 310 fusing is broken and contacts with each other and be connected between output 111 and corresponding terminal 210, and therefore each output 111 can be electrically connected corresponding terminal 210 through the conductive particle 310 of at least one part.
Consult Fig. 3 to Fig. 6, when user presses keycap 132, keycap 132 oppress elastic parts 131 make elastic parts 131 produce deformation contact topmost thin film 121 after, topmost thin film 121 can press down again and make on topmost thin film 121 trigger end 112 of this keycap 132 corresponding move to contact trigger end 112 corresponding on lower film 122 by wall 123, so to make on film circuit board 100 this keycap 132 corresponding this to wire 110 conducting.This produces a signal to after wire 110 conducting, and this signal is passed to terminal 210 corresponding on circuit board by bonding coat 300, and this signal is exported with wired or wireless mode by circuit board again.
Input unit of the present utility model can by insert after bonding coat 300 in advance component film circuit board 100 and output circuit plate 200 among shell 10 and to lock fixing again.The fusing point of conductive particle 310, lower than film circuit board 100, carries out hot pressing processing procedure to bonding coat 300 and can not damage film circuit board 100 constantly, therefore, it is possible to by hot pressing mode combination film circuit board 100 and output circuit plate 200.In the processing procedure of component film circuit board 100 and output circuit plate 200 in advance, each terminal 210 that in film circuit board 100, the output 111 of each wire 110 is corresponding with on circuit board can accurately dock, therefore the terminal 210 on circuit board can more close-packed arrays, and then can reduce the volume of circuit board.
The foregoing is only the preferred embodiment of the utility model, be not used to the scope of the claims limiting the utility model, other use the equivalence change of the patent spirit of the utility model, all should belong to the scope of the claims of the utility model.
Although last it is noted that described the utility model and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present utility model limited by appended claim, substituting and converting.And scope of the present utility model is not limited only to the specific embodiment of process, equipment, means, method and step described by specification.One of ordinary skilled in the art will readily appreciate that from disclosure of the present utility model, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the utility model.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (13)
1. an input unit, is characterized in that, comprising:
One film circuit board, on described film circuit board, printing is laid with multipair wire, and wherein one end of each described wire is an output, and the spaced arrangement of described output;
One output circuit plate, described output circuit plate is laid with multiple terminals of corresponding each described wire respectively; And
One bonding coat, described bonding coat is located between described film circuit board and described output circuit plate, multiple conductive particle is embedded with in described bonding coat, fit described film circuit board and output circuit plate and cover described output and described terminal respectively respectively in the two sides of described bonding coat, each described output is electrically connected corresponding described terminal through described conductive particle at least partially.
2. input unit according to claim 1, is characterized in that, described output circuit plate connects a signal transmssion line, and described terminal is electrically connected described signal transmssion line.
3. input unit according to claim 1, is characterized in that, described output circuit plate is provided with a transmission of wireless signals assembly, and described terminal is electrically connected described transmission of wireless signals assembly.
4. input unit according to claim 1, is characterized in that, described film circuit board comprises a topmost thin film, and the one side of described topmost thin film is provided with multiple press-key structure.
5. input unit according to claim 4, is characterized in that, described press-key structure is convexly equipped with corresponding each multiple elastic partss to described wire, and each described elastic parts is respectively equipped with a keycap.
6. input unit according to claim 4, is characterized in that, described film circuit board comprises the lower film overlapped in described topmost thin film another side, is respectively configured in described topmost thin film and described lower film respectively to described wire.
7. input unit according to claim 5, is characterized in that, each spaced configuration of described trigger end to described wire.
8. input unit according to claim 6, is characterized in that, the other end of each described wire is a trigger end, each to described wire described to trigger end be configured in corresponding described elastic parts axially.
9. input unit according to claim 8, is characterized in that, the edge of described film circuit board is formed with a protuberance, and described output extends to protuberance and is arranged on described protuberance.
10. input unit according to claim 9, is characterized in that, described output is arranged in the same face of described protuberance.
11. input units according to claim 9, is characterized in that, described protuberance is the extension of described topmost thin film or described lower film.
12. input units according to claim 1, is characterized in that, also comprise a shell, and described film circuit board is contained in described shell, and described output circuit plate locking is in described shell.
13. input units according to claim 1, it is characterized in that, described conductive particle between each described output and corresponding described terminal contacts with each other, and the described conductive particle contacted with each other contacts described output and the described terminal corresponding with described output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520675054.8U CN204994062U (en) | 2015-09-02 | 2015-09-02 | Input apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520675054.8U CN204994062U (en) | 2015-09-02 | 2015-09-02 | Input apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204994062U true CN204994062U (en) | 2016-01-20 |
Family
ID=55128377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520675054.8U Active CN204994062U (en) | 2015-09-02 | 2015-09-02 | Input apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204994062U (en) |
-
2015
- 2015-09-02 CN CN201520675054.8U patent/CN204994062U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |