CN104576139B - conductive film key device and key panel - Google Patents
conductive film key device and key panel Download PDFInfo
- Publication number
- CN104576139B CN104576139B CN201310500984.5A CN201310500984A CN104576139B CN 104576139 B CN104576139 B CN 104576139B CN 201310500984 A CN201310500984 A CN 201310500984A CN 104576139 B CN104576139 B CN 104576139B
- Authority
- CN
- China
- Prior art keywords
- hook
- induction part
- conductive film
- key device
- glue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000006698 induction Effects 0.000 claims abstract description 55
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 230000007257 malfunction Effects 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 21
- 238000005452 bending Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/704—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by the layers, e.g. by their material or structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2207/00—Connections
- H01H2207/012—Connections via underside of substrate
Abstract
The invention provides a kind of conductive film key device and key panel, conductive film key device includes：Basic courses department, including the substrate that sets gradually and glue-line, opens up in the one side towards glue-line on substrate fluted；Induction part, including the conductive metal layer that is successively set in groove and carbon-coating, induction part is located between substrate and glue-line；Connector, including body and the first hook and the second hook that are arranged on body two ends, body be arranged on substrate away from glue-line side and be arranged in correspondence with induction part, the first hook and the second hook are oppositely disposed and induction part are fixed in basic courses department.Two hooks of the connector of the present invention are oppositely disposed and fix induction part, the single rivet fixation of prior art is replaced with multiple hooks to fix, so that connector is bigger with the effective contact area of induction part, and it is difficult to release, so that induction part is stronger being fixed in basic courses department, it is to avoid due to button malfunction caused by induction part loose contact.
Description
Technical field
The present invention relates to key device field, more particularly, to a kind of conductive film key device and key panel.
Background technology
Existing I series cabinet-type air conditioner has been unified to substitute mechanical compression formula key switch using conductive film key device, but
It is that existing conductive film key device induction part easily occurs and fix insecure caused loose contact, silver paste line stress breaking
Split, conductive film stretches out line root bending, have bubble to cause rainbow phenomena and flexural loading occur to cause to connect between ITO and film-covered member
The quality problems such as line portion loose contact, repair rate are higher.
As shown in figure 1, the connected mode of the induction part of conductive film key device of the prior art and basic courses department, rivet
Pierce through conductive metal layer 21 and carbon-coating 22 from the back side of substrate 11, and pierce through to the outside of glue-line 12, the head bending of rivet from
And induction part is fixed together with basic courses department.But rivet is after a long time use, the bending side with head is especially received
To after contrary power, the head of bending is easily to the Direction distortion contrary with overbending direction so that rivet is straightened, and can thus be made
Activity space is produced between induction part and basic courses department, so as to cause induction part to be connected loosening with basic courses department, produces loose contact
Quality problems.
Content of the invention
The present invention is intended to provide a kind of conductive film key device and key panel, to solve the conductive film of prior art
Easily loosen between the induction part of key device and basic courses department, cause the problem of loose contact.
For solving above-mentioned technical problem, according to an aspect of the invention, there is provided a kind of conductive film key device, bag
Include：Basic courses department, including the substrate that sets gradually and glue-line, opens up in the one side towards glue-line on substrate fluted；Induction part,
Including the conductive metal layer that is successively set in groove and carbon-coating, induction part is located between substrate and glue-line；Connector, including this
Body and be arranged on first hook and the second hook at body two ends, body be arranged on substrate away from glue-line side and with sensing
Portion is arranged in correspondence with, and the first hook and the second hook are oppositely disposed and induction part is fixed in basic courses department.
Further, the first hook and the second hook pass through basic courses department from the both sides of induction part.
Further, the first hook includes that first body of rod being connected with each other and the first hook end, the second hook include mutually interconnecting
Second body of rod for connecing and the second hook end, first body of rod and second body of rod are connected with body, and first body of rod and second body of rod are passed
Glue-line.
Further, the first hook end and the second hook end penetrate glue-line.
Further, the first hook end and the second hook end are penetrated to carbon-coating.
Further, the first hook end and the second hook end are bent towards the direction of body opposite to each other.
Further, the first hook end includes that the first paragraph being connected with each other and second segment, first paragraph are connected with first body of rod, the
The direction of one section of second hook of direction bends and extends, and second segment bends towards the direction of body and extends；Second hook end includes
The 3rd section and the 4th section for being connected with each other, the 3rd section is connected with second body of rod, and the direction of the 3rd section of the first hook of direction bends simultaneously
Extend, the 4th section bends towards the direction of body and extend.
Further, induction part is fixed in basic courses department by two connectors.
Further, conductive film key device also includes：Housing, offers location hole on housing；Wire connecting portion, including even
Extension bar and lug, connecting rod are connected through location hole with induction part；Wire connecting portion also includes elastic card ear, one end of elastic card ear
It is connected with lug, the other end of elastic card ear is clamped in location hole.
According to another aspect of the present invention, a kind of key panel is additionally provided, and including button, key panel also includes
The conductive film key device that states, the induction part of conductive film key device are arranged in correspondence with button.
Two hooks of the connector of the present invention are oppositely disposed and fix induction part, and the single rivet of prior art is solid
Surely it is replaced with multiple hooks to fix so that connector is bigger with the effective contact area of induction part, and is difficult to release, so as to
Make that induction part is stronger to be fixed in basic courses department, it is to avoid due to button malfunction caused by induction part loose contact.
Description of the drawings
The accompanying drawing for constituting the part of the application is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 diagrammatically illustrates the sectional view of the induction part part of conductive film key device of the prior art；
Fig. 2 diagrammatically illustrates the sectional view of the induction part part of the conductive film key device in the present invention；And
Fig. 3 diagrammatically illustrates the schematic diagram that the wire connecting portion of the conductive film key device in the present invention is connected with housing.
Reference in figure：10th, basic courses department；11st, substrate；111st, groove；12nd, glue-line；20th, induction part；21st, conducting metal
Layer；22nd, carbon-coating；30th, connector；31st, body；32nd, the first hook；321st, first body of rod；322nd, the first hook end；322a, first
Section；322b, second segment；33rd, the second hook；331st, second body of rod；332nd, the second hook end；332a, the 3rd section；332b, the 4th section；
40th, housing；41st, location hole；50th, wire connecting portion；51st, connecting rod；52nd, lug；53rd, card ear.
Specific embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways for covering.
According to an aspect of the invention, there is provided a kind of conductive film key device, as shown in Figures 2 and 3, the conductive thin
Film key device includes：Basic courses department 10, including the substrate 11 that sets gradually and glue-line 12, on substrate 11 towards the one of glue-line 12
Fluted 111 are opened up on face；Induction part 20, including the conductive metal layer 21 that is successively set in groove 111 and carbon-coating 22, sensing
Portion 20 is located between substrate 11 and glue-line 12；Connector 30, including body 31 and the first hook 32 for being arranged on 31 two ends of body
With the second hook 33, body 31 be arranged on substrate 11 away from glue-line 12 side and be arranged in correspondence with induction part 20, first
Hook 32 and the second hook 33 are oppositely disposed and induction part 20 are fixed in basic courses department 10.
Two hooks of the connector 30 of the present invention are oppositely disposed and fix induction part 20, by the single riveting of prior art
Nail fixation is replaced with multiple hooks and fixes so that connector 30 is bigger with the effective contact area of induction part 20, and is difficult
Release, so that induction part 20 is stronger being fixed in basic courses department 10, it is to avoid due to pressing caused by 20 loose contact of induction part
Key failure.
Preferably, the first hook 32 and the second hook 33 pass through basic courses department 10 from the both sides of induction part 20.Preferably, first
Hook 32 includes that first body of rod 321 being connected with each other and the first hook end 322, the second hook 33 include second body of rod being connected with each other
331 and second hook end 332, first body of rod 321 and second body of rod 331 are connected with body 31, first body of rod 321 and second body of rod
331 pass glue-line 12.Preferably, the first hook end 322 and the second hook end 332 penetrate glue-line 12.Preferably, 322 He of the first hook end
Second hook end 332 is penetrated to carbon-coating 22.As shown in Fig. 2 the first hook 32 and the second hook 33 are similar to from induction part 20 two
Side hold tightly induction part 20, compared to existing technology in rivet pierce through induction part 20, the present invention fixed form will not be to induction part
20 damage, and fixation is relatively reliable.
Preferably, the first hook end 322 and the second hook end 332 are bent towards the direction of body 31 opposite to each other.Preferably, first
Hook end 322 includes that the first paragraph 322a and second segment 322b being connected with each other, first paragraph 322a are connected with first body of rod 321, first
Section 322a bends and extends towards the direction of the second hook 33, and second segment 322b bends towards the direction of body 31 and extends；The
Two hook ends 332 include that the 3rd section of 332a and the 4th section of 332b being connected with each other, the 3rd section of 332a are connected with second body of rod 331, the
Three sections of 332a bend and extend towards the direction of the first hook 32, and the 4th section of 332b bends towards the direction of body 31 and extend.
As shown in Fig. 2 two hooks are arranged on the both sides of induction part 20 opposite to each other, and relative bend, so as to balance pressure, fix
Induction part 20.
Preferably, induction part 20 is fixed in basic courses department 10 by two connectors 30.Preferably, the first hook 32 and second
The mutual dislocation on the length direction of induction part 20 of hook 33 is arranged.The setting as shown in figure 3, four hooks mutually stagger so that
Evenly, connection is more fastened 20 stress of induction part.
Preferably, conductive film key device also includes：Housing 40, offers location hole 41 on housing 40；Wire connecting portion 50,
Including connecting rod 51 and lug 52, connecting rod 51 is connected through location hole 41 with induction part 20；Wire connecting portion 50 also includes elasticity
Card ear 53, one end of elastic card ear 53 are connected with lug 52, and the other end of elastic card ear 53 is clamped in location hole 41.
Wire connecting portion of the prior art is metal needle, and metal needle is inserted directly in needle guard, but metal needle stress is easily curved
Song, causes which with needle guard loose contact so that button malfunction.The present invention replaces gold using the wire connecting portion 50 with elastic card ear 53
Category pin, elastic card ear are clamped in location hole 41 so that what wire connecting portion 50 can be consolidated is clamped in location hole 41, it is ensured that contact
Intensity, it is to avoid because the situation of button malfunction occurs caused by loose contact.
Preferably, connecting rod 51 is interference fit with location hole 41.
Preferably, basic courses department 10 and induction part 20 use optics glue.Existing conductive film key device uses 3M
Glue, and key area not rubberizing, so that easily there is bubble between ITO and film-covered member, and then cause rainbow phenomena,
So that ITO is bigger than normal with the pollution of silver paste linear contact lay place, resistance.And the conductive film key device of the present invention is substituted using optical cement
3M glue, and in key area also gluing, so as to solve the problems referred to above so that the sensitiveer reliability of button.
According to another aspect of the present invention, a kind of key panel is additionally provided, and including button, key panel also includes
The conductive film key device that states, induction part 20 and the button of conductive film key device are arranged in correspondence with.The button of the present invention
Panel solves the problems, such as key panel long-time of the prior art using rear easy loose contact, it is ensured that button long-time
Still sensitive and accurate after use, so as to improve Consumer's Experience.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of conductive film key device, it is characterised in that include：
Basic courses department (10), including the substrate (11) that sets gradually and glue-line (12), the glue-line of the direction on substrate (11)
(12) fluted (111) are opened up in one side；
Induction part (20), including the conductive metal layer (21) that is successively set in the groove (111) and carbon-coating (22), the sense
Portion (20) is answered to be located between the substrate (11) and the glue-line (12)；
Connector (30), including body (31) and is arranged on first hook (32) and the second hook at the body (31) two ends
(33), body (31) be arranged on the substrate (11) away from the glue-line (12) side and with the induction part (20)
It is arranged in correspondence with, the first hook (32) and second hook (33) are oppositely disposed and the induction part (20) is fixed
In the basic courses department (10)；
Wherein, described first hook (32) include first body of rod (321) that is connected with each other and the first hook end (322), described second
Hook (33) includes second body of rod (331) that is connected with each other and the second hook end (332), first body of rod (321) and described the
Bipole body (331) is connected with the body (31), and first body of rod (321) and second body of rod (331) pass described
Glue-line (12)；
First hook end (322) and second hook end (332) are bent towards the direction of the body (31) opposite to each other.
2. conductive film key device according to claim 1, it is characterised in that the first hook (32) and described
Two hooks (33) pass through the basic courses department (10) from the both sides of the induction part (20).
3. conductive film key device according to claim 1, it is characterised in that the first hook end (322) and described
Second hook end (332) penetrates the glue-line (12).
4. conductive film key device according to claim 3, it is characterised in that the first hook end (322) and described
Second hook end (332) is penetrated to the carbon-coating (22).
5. conductive film key device according to claim 1, it is characterised in that
Described first hook end (322) include the first paragraph (322a) being connected with each other and second segment (322b), the first paragraph
(322a) it is connected with first body of rod (321), first paragraph (322a) is bent towards the direction of the second hook (33)
And extend, second segment (322b) bends and extends towards the direction of the body (31)；
Described second hook end (332) include the 3rd section (332a) and the 4th section (332b) that be connected with each other, described 3rd section
(332a) it is connected with second body of rod (331), the 3rd section (332a) is bent towards the direction of the first hook (32)
And extend, the 4th section (332b) bends and extends towards the direction of the body (31).
6. conductive film key device according to claim 1, it is characterised in that induction part (20) are described in two
Connector (30) is fixed in the basic courses department (10).
7. conductive film key device according to claim 1, it is characterised in that the conductive film key device is also wrapped
Include：
Housing (40), offers location hole (41) on housing (40)；
Wire connecting portion (50), including connecting rod (51) and lug (52), described connecting rod (51) through the location hole (41) with
Described induction part (20) connect；Wire connecting portion (50) also include elastic card ear (53), the one end of elastic card ear (53) with
Described lug (52) connect, and the other end of elastic card ear (53) is clamped in the location hole (41).
8. a kind of key panel, including button, it is characterised in that the key panel also includes any one of claim 1 to 7
Described conductive film key device, induction part (20) and the button of the conductive film key device are arranged in correspondence with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310500984.5A CN104576139B (en) | 2013-10-22 | 2013-10-22 | conductive film key device and key panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310500984.5A CN104576139B (en) | 2013-10-22 | 2013-10-22 | conductive film key device and key panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104576139A CN104576139A (en) | 2015-04-29 |
| CN104576139B true CN104576139B (en) | 2017-03-15 |
Family
ID=53091950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310500984.5A Expired - Fee Related CN104576139B (en) | 2013-10-22 | 2013-10-22 | conductive film key device and key panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104576139B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672991A (en) * | 2008-09-08 | 2010-03-17 | 苏州璨宇光学有限公司 | Detachable fixing component |
| CN201853623U (en) * | 2010-11-11 | 2011-06-01 | 嘉兴淳祥电子科技有限公司 | Novel membrane switch structure |
| CN203521258U (en) * | 2013-10-22 | 2014-04-02 | 珠海格力电器股份有限公司 | Conductive film key device and key panel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6836411B2 (en) * | 2002-03-23 | 2004-12-28 | Goodrich Hella Aerospace Lighting Systems Gmbh | Operating device including housing and printed circuit board for a vehicle |
-
2013
- 2013-10-22 CN CN201310500984.5A patent/CN104576139B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672991A (en) * | 2008-09-08 | 2010-03-17 | 苏州璨宇光学有限公司 | Detachable fixing component |
| CN201853623U (en) * | 2010-11-11 | 2011-06-01 | 嘉兴淳祥电子科技有限公司 | Novel membrane switch structure |
| CN203521258U (en) * | 2013-10-22 | 2014-04-02 | 珠海格力电器股份有限公司 | Conductive film key device and key panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104576139A (en) | 2015-04-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 |