CN209388281U - The encapsulating structure of panel device and outer signal connector - Google Patents

Abstract

The utility model discloses the encapsulating structure of a kind of panel device and outer signal connector, an electricity is mainly covered on the signal contact that ITO material is formed then subsidizes layer, it will paste and press each other by electric conductivity cementing layer between the overlapped points of signal connector again and combine together, subsidize layer then by the electricity is arranged so as in fragile ITO fret signal contact one stress-buffer layer of formation, protection is provided to the ITO material film layers on the signal contact, it is avoided to lead to fragmentation by external force impact, impairment signals transmission efficiency, and the firm effect of electrically overlap joint fitting can be promoted；Wherein, it is the conduction colloidal materials as made of metal conductive particles material and synthetic resin mixed preparing which, which then subsidizes layer, and thickness is arranged at 5 μm or more.

Description

The encapsulating structure of panel device and outer signal connector

Technical field

The utility model relates to a kind of panel device technical fields, connect especially with regard to a kind of panel device and outer signal Connect the encapsulating structure of device.

Background technique

Touch tablet has been widely used in various electronic products at present, becomes the important set of friendly man-machine communication interface Part；It is usually equipped with an at least touch sensing on a touchpad, touch sensing includes a plurality of touch sensible electrodes, each to touch Induction electrode is separately connected a signal conductor, and is collected to the grade signal conductors in one encapsulation port and electrically overlaps a signal Connector makes the touch sensible signal of the touch sensing that can be sent to a setting by the signal connector and is touching accordingly Touching signals processing unit outside plate carries out calculation process.

Based on the considerations of saving cost and simplifying procedure for producing, touch sensing now there are many directly in an oxidation It is formed simultaneously required touch sensible electrode and signal conductor with means such as etching or lasers on indium tin (ITO) conductive film, then The equal signal conductors are made electrically overlap joint with external signal connector to combine；But in order to take the optical characteristics of touch tablet into account, The ITO conductive film that usually can all use micron order thickness, causes the strength reduction of conductive film structure, and ITO conduction membrane material Shortage property flexibility, therefore when the contact of signal conductor of ITO material crimps group with the copper wire contact of outer signal connector When conjunction, fitting effect be easy to cause the broken of the ITO material film layers of signal conductor built on the sand, in crimping process, leads to letter Number transmission is bad, and in processing or use process in the future, outer signal connector is inevitably being overlapped by external force Stress is generated at point, be easy to cause the broken of the ITO material film layers at the position, leads to electric contact poor flow, it is derivative to letter Number transmission many unfavorable features.Also, also having on other kinds of panel device and being led using ITO other than touching plate face Film material forms signal conductor and signal overlapped points, when being combined with the work crimping of the copper wire contact of outer signal connector, Foregoing problems can equally be faced.

Utility model content

In view of foregoing problems, the utility model provides the encapsulating structure of a kind of panel device and outer signal connector, ITO signal conductor and outer signal the connector derivative missing when overlap joint combines can effectively be solved.

In order to solve the above-mentioned technical problem, the encapsulation of panel device provided by the utility model and outer signal connector Structure mainly covers an electricity on the signal contact that ITO material is formed and then subsidizes layer, then the overlapped points with signal connector Between will be pasted each other by electric conductivity cementing layer and press combination together, by be arranged the electricity then subsidize layer so as to fragility ITO fret signal contact forms a stress-buffer layer, provides protection to the ITO material film layers on the signal contact, avoids it Lead to fragmentation, impairment signals transmission efficiency by external force impact, and the firm effect of electrically overlap joint fitting can be promoted.Its In, it is the conduction colloidal materials as made of metal conductive particles material and synthetic resin mixed preparing which, which then subsidizes layer, Thickness is set preferably at 5 μm or more.

Preferable specific embodiment will be enumerated after being next to continue to explain, it is special with the innovation for furtheing elucidate the utility model Sign.

Detailed description of the invention

Fig. 1 is the component seperated schematic diagram of the utility model first embodiment.

Fig. 2 is the laminated framework schematic diagram of the utility model first embodiment.

Fig. 3 is the laminated framework schematic diagram of the utility model second embodiment.

Symbol description:

10 touch sensings

11 insulating substrates

12 touch-control sensing units

12a induction electrode

12b driving electrodes

13 inductive signal transmission lines

15 signal contacts

20 electricity then subsidize layer

30 electric conductivity cementing layers

40 signal connectors

41 electric leads

42 polyester films

43 aluminium foils

44 insulation wheats are drawn

45 overlapped points

50 cholesteric liquid crystal display devices

51 first electrode layers

52 cholesteric liquid crystal layers

53 the second electrode lays

51a, 53a signal contact

54,55 insulating substrate

60 electricity then subsidize layer

70 signal connectors

71 plastic bases

72 electric leads

72a overlapped points

73 polyester films

74 aluminium foils

75 insulation wheats are drawn

80 electric conductivity cementing layers

Specific embodiment

Fig. 1 to 2 describes the panel device and outer signal connector encapsulating structure of the utility model first embodiment, this reality Apply is using the framework of a mutual capacitance formula touch panel as illustrative example in example；As shown in Figure 1, the touch sensing of the present embodiment 10 are formed by the metal-oxide film being arranged on insulating substrate 11, and it includes plural touch-control sensing unit 12 and plural number senses Induction signal transmission line 13, each touch-control sensing unit 12 have the driving electrodes 12b of an induction electrode 12a and majority, the induction Electrode 12a with this etc. driving electrodes 12b be correspondingly arranged each other in complementary graph；Each touch-control sensing unit 12 is respectively by the equal sense Induction signal transmission line 13 is connected to the signal contact 15 for being set to 11 a side of insulating substrate；Wherein, which is The one high transparency thin plate with excellent mechanical strength, material are selected from various glass, polymethyl methacrylate (PMMA), polycarbonate (PC), polyester (PET) or cyclic olefin copolymer (COC) etc., but practical range is not with previous materials Limit；The metal-oxide film is the conductive film of a high transparency, and material is selected from tin indium oxide (ITO), indium oxide Zinc (IZO), zinc oxide aluminum (AZO) or tin-antiomony oxide (ATO) etc., but practical range is not limited with previous materials.

As shown in Figure 1, 2, the signal that an external signal connector 40 can be electrically connected at aforementioned touch sensing 10 connects On point 15；The signal connector 40 has the electric lead 41 of plural number partitioned arrangement insulated from each other, makes the ora terminalis of the grade electric leads be in The overlapped points 45 of open shape, and flexible polyester (PET) film is sequentially covered on upper and lower two surface of the electric lead 41 42, an aluminium foil 43 with good conductivity and an insulation wheat draw 44 film, e.g. polycarbonate (PC), polyester (PET) Film, which is wrapped in and intermediate protect and forms shielding electromagnetic interference effect；Wherein, which is The conductive film made by various flat aluminium foils, copper foil, goldleaf or the various conductive materials, further, the conduction Film also can be one net metal film, but practical range is not limited with previous materials；It is preferred that the signal connector 40 can be adopted With flexible flat cable (the Flexible Flat Cable of general commercially available common-use size；FFC), or through especially customized Flexible printed wiring board (Flexible Printed Circuit；FPC), but do not limit.

As shown in Figure 2, an electricity is covered on the signal contact 15 and then subsidizes layer 20, and it is one which, which then subsidizes layer 20, Kind of conduction colloidal materials as made of metal conductive particles material and synthetic resin mixed preparing, with good electric conductivity and can Elastic deformation characteristic, wherein the metal materials such as silver, copper or gold can be selected in the metal conductive particles material, but before being not limited to State material；The electricity then subsidizes the setting thickness of layer 20 preferably at 5 μm or more, and preferred thickness is about 5 μm~10 μm.In addition, the signal The overlapped points 45 of connector 40 are by an electric conductivity cementing layer 30, e.g. anisotropic conductive adhesive paste (Anisotropic Conductive Film, ACF), and be overlapped in aforementioned electricity and then subsidize on layer 20, and implement hot pressing means for abovementioned layers structure Part is combined, and makes electrically coupled between the signal contact 15 and the overlapped points 45, is made on the touch sensing 10 accordingly The inductive signal triggered can be sent to a touching signals processing unit (non-icon) by the signal connector 40 and carry out operation Processing.

Fig. 3 shows the panel device and outer signal connector encapsulating structure of this case second embodiment, with a cholesterol The framework of liquid crystal display (Cholesteric Liquid Crystal Display, CLCD) is illustrative example；Wherein, should Cholesteric liquid crystal display device 50 includes a first electrode layer 51, a cholesteric liquid crystal layer 52 and a second electrode lay 53, this One electrode layer 51 with the second electrode lay 53 is formed by the metal-oxide film being arranged on insulating substrate 54,55, it includes Plural pixel electrode unit and complex signal transmission line (non-icon), aforementioned each pixel electrode unit is respectively by the equal signals Transmission line is connected to signal contact 51a, the 53a for being located at the insulating substrate 54,55 a sides；Aforementioned first electrode layer 51 and second Electrode layer 53 is superimposed on the top and bottom of the cholesteric liquid crystal layer 52 respectively and is electrically connected with and is combined integrally, and makes the grade signal contacts 51a, 53a are set to one side edge position openly；Wherein, the selection and first electrode layer of the equal insulating substrates 54,55 51, the metal-oxide film material that the second electrode lay 53 uses, it is identical as aforementioned the utility model first embodiment, herein It is not intended to repeat to repeat.

One external signal connector 70 be electrically connected at the cholesteric liquid crystal display device 50 signal contact 51a, On 53a；The signal connector 70 is to be respectively equipped with plural number separation insulated from each other in the upper and lower surface of a flexible plastic base 71 The electric lead 72 of arrangement, and sequentially cover aluminium foil 74 and an insulation of a polyester (PET) film 73, one with good conductivity Wheat draws 75 film, which is wrapped in intermediate protection and forms shielding electromagnetic interference effect, and makes the grade electricity The overlapped points 72a of 72 ora terminalis of conducting wire is arranged in open shape.When the cholesteric liquid crystal display device 50 and the signal connector 70 into Row encapsulation combination when, be covered on the grade signal contacts 51a, 53a respectively one electricity then subsidize layer 60, and this wait signals The overlapped points 72a of connector 70 covers an electric conductivity cementing layer 80, and implements hot pressing means for abovementioned layers Component composition one Rise, make grade signal contacts 51a, the 53a and this etc. it is electrically coupled between overlapped points 72a, in this way, the cholesterol liquid crystal shows and sets Standby 50 can pass through 70 communication with the outside world of signal connector；Wherein, which then subsidizes layer 60 and the electric conductivity cementing layer 80 Also then subsidy layer 20, the electric conductivity cementing layer 30 are identical with the electricity of aforementioned this case first embodiment for selection, are not repeated in this It repeats.

In conclusion the utility model on the signal contact that metal oxide materials (ITO) are formed by covering an electricity Then layer is subsidized, to form a stress-buffer layer at the signal contact position of fragile ITO material, on the signal contact ITO material film layers provide protection, avoid it from leading to fragmentation, impairment signals transmission efficiency by external force impact, and can increase Into its firm effect that electrically overlap joint is bonded.

The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.

Claims (7)

1. the encapsulating structure of a kind of panel device and outer signal connector, characterized by comprising:

Signal contact is formed by the metal-oxide film being arranged on insulating substrate；

Electricity then subsidizes layer, is the conduction colloidal materials as made of metal conductive particles material and synthetic resin mixed preparing；

Electric conductivity cementing layer；And

Signal connector has the electric lead of plural number partitioned arrangement insulated from each other, and makes the ora terminalis of the plural number electric lead be in The overlapped points of open shape；

Wherein, the signal contact, the electricity then subsidize taking for layer, the electric conductivity cementing layer and the signal connector Contact is sequentially overlapped and is electrically connected together.

2. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute The material for stating metal-oxide film is selected from one of tin indium oxide, indium zinc oxide, zinc oxide aluminum or tin-antiomony oxide.

3. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute Stating metal conductive particles material is selected from one of silver, copper or gold.

4. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute It states electricity and then subsidizes the setting thickness of layer at 5 μm or more.

5. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute Stating electric conductivity cementing layer is anisotropic conductive adhesive paste.

6. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute The electric lead for stating signal connector is selected from made by flat copper foil, aluminium foil, goldleaf or various high conductivity materials One of film.

7. the encapsulating structure of panel device as described in claim 1 and outer signal connector, which is characterized in that wherein, institute Stating signal connector is selected from one of flexible flat cable or flexible printed wiring board.