CN102455810A

CN102455810A - Touch screen display device

Info

Publication number: CN102455810A
Application number: CN201010523131XA
Authority: CN
Inventors: 朱东波; 李光曜; 林益生
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Wuhan Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2010-10-28
Filing date: 2010-10-28
Publication date: 2012-05-16

Abstract

The invention discloses a touch screen display device which comprises a touch screen, a fixed frame and a liquid crystal display which is arranged on the touch screen, wherein a plurality of connecting members are arranged on the outer peripheral edge of the touch screen, each connecting member comprises a buckling part generating elastic deformation by stress, the fixed frame is provided with a plurality of through holes corresponding to the buckling parts of the connecting members, and the buckling parts of the connecting members respectively correspondingly penetrate through the through holes and then are buckled and fixed with the fixed frame. The connecting members are arranged on the touch screen, the touch screen is better combined with the fixed member, thus the touch screen display device is convenient for assembly and disassembly; in addition, the touch screen display device solves the problem that dust and mist exist between the touch screen and the liquid crystal display, caused by assembling the fixed frame in a dust-free chamber, and is firm in combination.

Description

Touch panel display device

Technical field

The present invention relates to a kind of display device, relate in particular to a kind of touch panel display device.

Background technology

Along with the development of multimedia information technology, industry is used human-computer interaction devices such as touch panel display device more and more.This kind touch panel display device generally includes a LCD, lays respectively at a touch-screen and a fixed mount of the relative both sides of LCD.The assembling mode of this kind touch panel display device has two kinds: 1. earlier with LCD edge gluing; Make it be bonded in the middle part of touch-screen; Again in the edge of touch-screen near the outside gluing of LCD; Itself and fixed mount are directly fitted, and this moment, this LCD was contained in the middle part of this fixed mount; 2. earlier with touch-screen edge gluing, make its with the fixed mount applying after, the gluing in the LCD edge again, the middle part that makes it pass fixed mount and be attached at touch-screen.Wherein, the applying process of LCD and touch-screen needs in dust free room, to carry out.

More than two kinds of assembling modes have following problem:

1. after this touch-screen and fixed mount were directly fitted, maintenance then can't dismounting if desired, can only the dismounting of violence damage property, can destroy touch-screen; 2. if take dust free room and LCD applying after touch-screen elder generation and fixed mount are fitted again,, there are dust and fog between touch-screen after causing assembling and the LCD because fixed mount sprays lacquer in advance and can pollute dust free room; 3. if touch-screen and LCD are assembled fixed mount earlier again after the dust free room applying, may cause the touch-screen perk, and have problem such as slit between the fixed mount.

Summary of the invention

Given this, be necessary to provide the touch panel display device of a kind of easy disassembly, function admirable.

A kind of touch panel display device; It comprises a touch-screen, a fixed mount and is installed in the LCD on the touch-screen; The outer peripheral edges of said touch-screen are provided with a plurality of web members; Each web member comprises that a pressurized can produce the holding part of elastic deformation, correspondingly with the holding part of said web member on the said fixed mount is provided with a plurality of through holes, and the holding part of said web member correspondence is respectively held fixing with said fixed mount button after wearing said through hole.

Compared with prior art, the present invention can let touch-screen better combine with fixed mount through web member is set on touch-screen by this, and easy disassembly, reaches the requirement that can be convenient for changing fixed mount according to different hobbies; In addition; This touch-screen and fixed mount are assembled through this web member; Successfully solved between touch-screen that fixed mount can't cause in the dust free room assembling and the LCD and can have the puzzlement of dust and fog, and can prevent the problem that comes off and be out of shape with fixed mount of touch-screen, in conjunction with firm.

Description of drawings

Fig. 1 is the solid assembling synoptic diagram of an embodiment of touch panel display device of the present invention.

Fig. 2 is the perspective exploded view of touch panel display device shown in Figure 1.

Fig. 3 is the local amplification decomposition figure of touch panel display device shown in Figure 1.

Fig. 4 is the exploded view at another visual angle of Fig. 3.

The main element symbol description

Touch panel display device 100

Fixed mount 10

First linking arm 11

Second linking arm 12

The 3rd linking arm 13

Receiving space 14

Annulus 15

Groove 16

Through hole 17

Touch-screen 20

First substrate 21

Second substrate 22

Web member 30

Base plate 31

Button arm 32

Cylinder 321

Top 322

Step 323

Inclined-plane 324

Joint face 325

LCD 40

Viscose glue 50

Embodiment

Fig. 1 and shown in Figure 2 be the touch panel display device 100 of one embodiment of the invention.This touch panel display device 100 comprises a touch-screen 20, be attached at a LCD 40 on the touch-screen 20, be arranged at some web members 30 of touch-screen 20 peripheries and be fixedly connected to be fixed to a fixed mount 10 of touch-screen 20 1 sides with web member 30.

Please consult Fig. 3 and Fig. 4 simultaneously, this fixed mount 10 is a rectangle framework empty in, comprises second linking arm 12 and one the 3rd linking arm 13 of the lengthwise that is provided with second linking arm, 12 parallel interval of first linking arm 11, a lengthwise of the lengthwise of two parallel interval.This first linking arm 11, second linking arm 12 and the vertical receiving space 14 that connects and enclose formation one rectangle jointly of the 3rd linking arm 13 head and the tail.The upper surface of each first linking arm 11, second linking arm 12 and the 3rd linking arm 13 all at interval convex with some annulus 15, caving inward on its lower surface, with annulus 15 corresponding positions is formed with some square grooves 16.This annulus 15 is connected through a through hole 17 with groove 16, and the internal diameter of the internal diameter of this through hole 17 and this annulus 15 is suitable, and all less than the distance between these groove 16 relative both sides.

This touch-screen 20 comprises that one first substrate 21 and is attached at second substrate 22 on this first substrate 21.

This first substrate 21 and second substrate 22 are rectangular thin plate, and the physical dimension of the size of first substrate 21 and this fixed mount 10 is suitable, and the size of the receiving space 14 of the size of second substrate 22 and this fixed mount 10 is suitable.This first substrate 21 and second substrate 22 are through gluing is bonded together in the edge of this second substrate 22, and this second substrate 22 is bonded in the upper surface middle part of this first substrate 21.This first substrate 21 and second substrate 22 are processed by material transparent; And this first substrate 21 and second substrate 22 electrically connect; When pushing first substrate 21 of this touch-screen 20, can confirm the position of this contact point through its inner analytical equipment, thereby accomplish control function with finger etc.In present embodiment, this first substrate 21 and second substrate 22 are processed by tempered glass.

These web members 30 be located at this touch-screen 20 first substrate 21 top surface edge and be positioned at the outside of this second substrate 22, the quantity of the through hole 17 on its quantity and the fixed mount 10 equates.Each web member 30 comprises a base plate 31 and along the upwardly extending holding part of the upper surface middle part of this base plate 31, in the present embodiment, this holding part is the two button arms 32 that are oppositely arranged at interval.

This base plate 31 is a square plate body, and the xsect of corresponding groove 16 is suitable on its xsect and the said fixed mount 10.

Each button arm 32 comprises the top 322 that a cylinder 321 and extends to form along these cylinder 321 tops.This cylinder 321 is erected in a side of this base plate 31.The lateral surface of this cylinder 321 is the arc surface of evagination, and its inner top side is wedge shape, and thickness from up to down increases gradually, has the inclined-plane 324 that from up to down tilts to extend, and its inside lower end thickness is little than the upper end, has a straight joint face 325.This joint face 325 is positioned at the outside on inclined-plane 324, and forms a step between the inclined-plane 324.This top 322 is tilted to down, outwards protrudes out formation from cylinder 321 lateral surface tops, and its thickness from up to down increases gradually, and its length of from up to down extending is less than the length on inclined-plane 324.The outer surface of the bottom of this top 322 and this cylinder 321 forms a step 323.

The clear width of two button arms 32 of each web member 30 is oppositely arranged, and makes two tops 322 be positioned at two relative outer side edges of web member 30.The ultimate range at the top of this two top 322 is less than the internal diameter of the through hole 17 on this fixed mount 10; And the ultimate range of the bottom of these two tops 322 is greater than the internal diameter of this through hole 17; The maximum horizontal range that these two cylinders are 321 is suitable with the internal diameter of this through hole 17, and the height summation of through hole 17 and the annulus 15 of the bottom of this top 322 on the distance of the upper surface of this base plate 31 and this fixed mount 10 is suitable.

LCD 40 is a rectangle lamellar body, and its area is more smaller than the area of second substrate 22 of this touch-screen 20, and its length and width are smaller than the length and width of this second substrate 22.

During assembling, elder generation with the edge gluing of LCD 40, is bonded together LCD 40 and second substrate 22 of this touch-screen 20, to prevent having dust and fog between touch-screen 20 and the LCD 40 in dust free room; Again web member 30 is fixed to the upper surface outer peripheral edges of first substrate 21 of this touch-screen 20.Preferably; This web member 30 is fixed on this touch-screen 20 through viscose glue 50 (like VHB glue); At this moment; The shape and size of this viscose glue 50 are identical with the shape and size of the base plate 31 of this web member 30, and this base plate 31 and this viscose glue 50 integral thickness after bonding is identical with the degree of depth of the groove 16 of this fixed mount 10; Touch-screen 20 after will assembling is again taken out dust free room with LCD 40; With sprayed the lacquer fixed mount 10 some through holes 17 near and secured in alignment in some web members 30 of this touch-screen 20; Push this fixed mount 10 gently downwards, two button arms, 32 tops of each web member 30 are housed in the corresponding through hole 17.Further push fixed mount 10 then, make two button arms 32 of each web member 30 produce elastic deformations and draw close each other, and, base plate 31 and corresponding viscose glue 50 are contained in the corresponding groove 16 through corresponding through hole 17.At this moment, button arm 32 recovers deformation, and the step 323 of the bottom of its top 322 is resisted against the top of this annulus 15, thereby this fixed mount 10 is combined closely with touch-screen 20, thereby has realized being fixedly connected of this fixed mount 10 and touch-screen 20.

The present invention is through in some web members 30 being set on the touch-screen 20 and some and these web member 30 corresponding through holes 17 being set on this fixed mount 10; Can let touch-screen 20 better combine by this with fixed mount 10; And easy disassembly reaches the requirement that can be convenient for changing fixed mount 10 according to different hobbies; In addition; This touch-screen 20 is assembled through this web member 30 with fixed mount 10; Successfully solved the puzzlement that can have dust and fog between touch-screen 20 that fixed mount 10 can't cause in the dust free room assembling and the LCD 40; And can prevent the problem with fixed mount 10 distortion of coming off of touch-screen 20, in conjunction with firm.

Be appreciated that ground; The shape of the fixed mount 10 of touch panel display device 100, touch-screen 20, web member 30 and LCD 40 does not limit among the present invention; Position, quantity and the structure of the base plate 31 of this web member 30, button arm 32 do not limit yet, and all the situation demand of visual reality is adjusted; This touch-screen 20 can be the resistor-type touch-screen, also can be capacitive touch screen; This web member 30 also can be directly fixed on this touch-screen 20.

Claims

1. touch panel display device; It comprises a touch-screen, a fixed mount and is installed in the LCD on the touch-screen; It is characterized in that: the outer peripheral edges of said touch-screen are provided with a plurality of web members; Each web member comprises that a pressurized can produce the holding part of elastic deformation, correspondingly with the holding part of said web member on the said fixed mount is provided with a plurality of through holes, and the holding part of said web member correspondence is respectively held fixing with said fixed mount button after wearing said through hole.

2. touch panel display device as claimed in claim 1 is characterized in that: the two elasticity button arms of said holding part for being provided with at interval, each button arm comprise a cylinder and from the outward extending top of said cylinder.

3. touch panel display device as claimed in claim 2 is characterized in that: the lower outside of said top and the outside, said cylinder upper end form a step.

4. like claim 1,2 or 3 described touch panel display devices, it is characterized in that: said web member also comprises a base plate, and said base plate is fixed on the said touch-screen.

5. touch panel display device as claimed in claim 4 is characterized in that: the base plate of said web member fits on the said touch-screen through viscose glue.

6. touch panel display device as claimed in claim 5; It is characterized in that: said touch-screen comprises that one first substrate and is attached at second substrate at said first upper surface of base plate middle part; The area of said second substrate is less than the area of said first substrate, on the outer peripheral edges of the upper surface of first substrate of the base plate sticking of said web member to this touch-screen.

7. touch panel display device as claimed in claim 6 is characterized in that: said fixed mount is the rectangle framework of a hollow, and the center forms a receiving space, and said second substrate is contained in the receiving space of said fixed mount.

8. touch panel display device as claimed in claim 6 is characterized in that: depression is formed with and a plurality of one to one grooves of said through hole on the said fixed mount, and the base plate of said web member is housed in the said groove.

9. touch panel display device as claimed in claim 6 is characterized in that: said LCD is attached on second substrate of said touch-screen.

10. touch panel display device as claimed in claim 6 is characterized in that: said touch-screen is projection resistive touch screen or projected capacitive touch screen.