CN203117934U - Touch display device - Google Patents
Touch display device Download PDFInfo
- Publication number
- CN203117934U CN203117934U CN 201220730157 CN201220730157U CN203117934U CN 203117934 U CN203117934 U CN 203117934U CN 201220730157 CN201220730157 CN 201220730157 CN 201220730157 U CN201220730157 U CN 201220730157U CN 203117934 U CN203117934 U CN 203117934U
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- Prior art keywords
- liquid crystal
- substrate
- circuit board
- printed circuit
- display surface
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Abstract
A touch display device comprises a shell, a liquid crystal display unit and a frame, the liquid crystal display unit is arranged in the containing space of the shell, and is provided with a display surface, and at least one printed circuit layer is arranged on the display surface, and is electrically connected with a plurality of transmitters and a plurality of receivers. Consequently, since the printed circuit layer is directly constructed on the liquid crystal display unit, the use cost and production cost of a circuit board are dispensed with, moreover, the overall thickness is reduced, and the touch display device is more convenient to mount.
Description
Technical field
The invention provides a kind of touch control display apparatus, refer to especially a kind of on liquid crystal display directly the coating layer printed circuit board and can effectively keep the touch control display apparatus of touch-control precision deducting the circuit board use cost.
Background technology
Along with science and technology is constantly progressive, generally the little screen of electronic product trend volume is big on the market, but can not have operation push-button, therefore makes that gradually the touch control type screen demand is increasing.
Infrared-type touch is the existing the most general technology of large touch formula screen, the basic structure of infrared-type touch, a plurality of transmitters and a plurality of receiver are installed around a touch base plate in a certain order, these transmitters and receiver one to one mutually corresponding mode arrange composition be set, form a neat staggered infrared gauze, and constitute an orthogonal emission receiving array along the edge of touch base plate, under the control of processor, connect corresponding emitter and receiver in a certain order respectively, whether the Infrared that detects between corresponding transmitter and the receiver is blocked, and judges whether the generation in triggered time.
See also Fig. 1, known touch panel detection device 1 comprises a framework 10, this framework 10 is provided with a plurality of circuit substrates 11 in the surface location place, this circuit substrate 11 is fixedly set in this framework 10 inboards, and this circuit substrate 11 is provided with a plurality of transmitters 111 and a plurality of receiver 112 and a plurality of electronic component 113, and its transmitter 111 and receiver 112 be arranged as an infrared-type touch matrix, and be arranged at this circuit substrate 11 on the liquid crystal display 12 and be arranged on the housing 13, under the control of electronic component 113, to connect corresponding emitter 111 and receiver 112 in a certain order respectively, whether the Infrared that detects between corresponding transmitter 111 and the receiver 112 is blocked, judge whether the generation in triggered time, but need to use polylith circuit substrate 11 on its framework 10, and need its each circuit substrate 11 is electrically connected mutually, real in expending circuit substrate 11 use costs and manufacturing cost, and this touch panel detection device 1 arranges the also relative increase of described circuit substrate 11 its thickness of back on framework 10, and then causes thickness to increase problem with installing inconvenience.
In addition, the problem that 12 of its circuit substrate 11 and liquid crystal displays more have the location to be difficult for, because circuit substrate 11 interfixes with described framework, when when mobile screen, easily making liquid crystal display in housing 13, produce shift in position, with regard to the position of touch detecting that causes transmitter 111 and receiver 112 easily and the situation generation that liquid crystal display 12 display frames are offset mutually and have touch-control to put partially reduces with the touch-control precision.
The above, known technology has following shortcoming:
1. expend circuit substrate use cost and manufacturing cost;
2. thickness increases;
3. installing inconvenience;
4. the touch-control precision reduces.
Therefore, how to solve above-mentioned public problem and disappearance, the inventor who is this case desires most ardently the direction place that research improves with the relevant manufacturer that is engaged in the industry.
The utility model content
For this reason, for effectively solving the above problems, fundamental purpose of the present invention provide a kind of on liquid crystal display direct coating layer printed circuit board, to deduct the touch control display apparatus of circuit board use cost.
Another object of the present invention is providing a kind of integral thickness and touch control display apparatus that improves the installing convenience of reducing.
Another object of the present invention is providing a kind of touch control display apparatus of avoiding the inclined to one side point of touch-control effectively to keep the touch-control precision.
In order to achieve the above object, the invention provides a kind of touch control display apparatus, it comprises: a housing, a liquid crystal display and a framework, this housing has an accommodation space, and this liquid crystal display is arranged in the described accommodation space, and this liquid crystal display has a display surface, and this display surface is provided with at least one layer printed circuit board, be electrically connected with a plurality of transmitters and a plurality of receiver on this layer printed circuit board, and this framework is arranged on this housing and be covered with described display panel;
Whereby, by on the described liquid crystal display directly the configuration layer printed circuit board and reduce integral thickness and the effect that improves the installing convenience deducting circuit board use cost and manufacturing cost, more can avoid the inclined to one side point of touch-control effectively to keep the touch-control precision.
Particularly, the utility model provides a kind of touch control display apparatus, comprising:
One housing has an accommodation space; One liquid crystal display is arranged in the described accommodation space, and this liquid crystal display has a display surface, and this display surface is provided with at least one layer printed circuit board, is electrically connected with a plurality of transmitters and a plurality of receiver on this layer printed circuit board; And a framework, be arranged on this housing and be covered with described display surface.
Preferably, described touch control display apparatus, described liquid crystal display has one first substrate, one second substrate and a liquid crystal layer, this liquid crystal layer is folded between this first substrate and second substrate, and the relative liquid crystal layer opposite side of this first substrate has one first Polarizer and the relative liquid crystal layer opposite side of this second substrate has one second Polarizer, and the described relatively first substrate opposite side of this first Polarizer forms described display surface.
Preferably, described touch control display apparatus, the relative first substrate opposite side of described first Polarizer has a cover glass layer, and the described relatively first Polarizer opposite side of this cover glass layer forms described display surface.
Preferably, described touch control display apparatus, described layer printed circuit board are relatively arranged on this display surface side edge, and this framework covers at described display surface lateral location place relatively and is covered with described layer printed circuit board.
Preferably, described touch control display apparatus, also include a connecting line, this connecting line electrically connects described layer printed circuit board and electrically connects described transmitter and described receiver respectively, wherein this connecting line has more an inserted terminal, and described inserted terminal is that USB joint and 1394 joints and HDMI joint and bluetooth joint are wherein arbitrary.
Preferably, described touch control display apparatus, described transmitter and receiver are respectively infrared transmitter and infrared receiver.
So the utlity model has following advantage:
1. deduct circuit board use cost and manufacturing cost;
2. minimizing integral thickness;
3. improve the installing convenience;
4. effectively keep the touch-control precision.
Description of drawings
Fig. 1 is the three-dimensional exploded view of known touch panel detection device;
Fig. 2 is the three-dimensional exploded view of the present invention's first preferred embodiment;
Fig. 3 is the three-dimensional combination figure of the present invention's first preferred embodiment;
Fig. 4 is the cross-sectional schematic of the present invention's first preferred embodiment;
Fig. 5 is the enforcement synoptic diagram of the present invention's first preferred embodiment;
Fig. 6 is the cross-sectional schematic of the present invention's second preferred embodiment;
Fig. 7 is the manufacturing flow chart one of the present invention's first preferred embodiment;
Fig. 8 is the manufacturing flow chart two of the present invention's first preferred embodiment.
The main element symbol description
Touch control display apparatus 2
Liquid crystal display 4
Layer printed circuit board 411
Second substrate 43
Liquid crystal layer 44
First Polarizer 45
Second Polarizer 46
Framework 5
The 3rd framework 53
The 4th framework 54
Inserted terminal 61
Embodiment
Characteristic on above-mentioned purpose of the present invention and structure thereof and the function will be illustrated according to appended graphic preferred embodiment.
See also Fig. 2, Fig. 3, shown in Figure 4, three-dimensional exploded view and three-dimensional combination figure and diagrammatic cross-section for touch control display apparatus first preferred embodiment of the present invention, as shown in the figure, described touch control display apparatus 2 comprises a housing 3, a liquid crystal display 4 and a framework 5;
Wherein said housing 3 has an accommodation space 31, and this liquid crystal display 4 is arranged in the described accommodation space 31.
Wherein said liquid crystal display 4 has a display surface 41, and this liquid crystal display 4 has one first substrate 42, one second substrate 43 and a liquid crystal layer 44, this liquid crystal layer 44 is folded between this first substrate 42 and second substrate 43, and these first substrate, 42 relative liquid crystal layer 44 opposite sides have one first Polarizer 45 and this second substrate 43 relative liquid crystal layer 44 opposite sides have one second Polarizer 46, and described relatively first substrate of this first Polarizer 45 42 opposite sides form described display surface 41;
And this display surface 41 is provided with at least one layer printed circuit board 411, this layer printed circuit board 411 select by printing and sputter and light shield wherein arbitrary mode take shape on this display surface 41, and in present embodiment, wherein this layer printed circuit board 411 is arranged at the lateral location place of this display surface 41, and be electrically connected with a plurality of transmitters 412 and a plurality of receiver 413 on this layer printed circuit board 411, and these transmitters 412 are embodiment with infrared transmitter 412 and infrared receiver 413 with receiver 413 respectively in present embodiment.
Wherein said framework 5 is made of one first framework 51 and one second framework 52 and one the 3rd framework 53 and one the 4th framework 54, and this first framework 51 and the 3rd framework 53 are arranged at the both sides of this framework 5 and corresponding mutually, this second framework 52 is arranged at this framework 5 both sides and corresponding mutually in addition with the 4th framework 54, and this framework 5 is set up on the described housing 3 by described first, second, third and fourth framework and covers at described display surface 41 lateral location places respectively, and then is covered with described layer printed circuit board 411.
And in the present embodiment these transmitters 412 are arranged on the display surface 41 of described relatively first framework 51 and second framework 52, and these receivers 413 are arranged at and are embodiment on the display surface 41 of described relatively the 3rd framework 53 and the 4th framework 54, but not as limit, described transmitter 412 can be arranged on the display surface 41 of described relatively the 3rd framework 53 and the 4th framework 54, and these receivers 413 can be arranged on the display surface 41 of described relatively first framework 51 and second framework 52.
And in present embodiment, wherein this display surface 41 presents mutual horizontal mode setting in the transmitter 412 of first framework, 51 positions and the receiver 413 of the 3rd framework 53 positions, and this display surface 41 presents mutual horizontal mode setting in the receiver 413 of the transmitter 412 of second framework, 52 positions and the 4th framework 54 positions is also identical, and display surface 41 is in the position vertical contraposition mutually of 413 of the receivers of the transmitter 412 of first framework, 51 positions and the 3rd framework 53 positions, and this display surface 41 is also identical in the position of the transmitter 412 of second framework, 52 positions and the receiver 413 of the 4th framework 54 positions relatively presents vertical contraposition.
Whereby, structural design by described touch control display apparatus 2, when making this touch control display apparatus 2 reach the touch-control purpose, the described layer printed circuit board 411 of liquid crystal display 4 straight forming on display surface 41 via this touch control display apparatus 2, can reach and deduct circuit board use cost and manufacturing cost, and reduce touch detection structural entity thickness and improve the effect of installing convenience, the effect person that more can avoid the inclined to one side point of touch-control effectively to keep the touch-control precision.
Other sees also shown in Figure 5, enforcement synoptic diagram for touch control display apparatus first preferred embodiment of the present invention, as shown in the figure, wherein said touch control display apparatus 2 also includes a connecting line 6, this connecting line 6 electrically connects described layer printed circuit board 411 and electrically connects described transmitter 412 and described receiver 413 respectively, wherein this connecting line 6 has more an inserted terminal 61, and described grafting is that USB joint and 1394 joints and HDMI joint and bluetooth joint are wherein arbitrary.
In addition; see also shown in Figure 6 again; diagrammatic cross-section for the utility model second preferred embodiment; as shown in the figure; present embodiment is identical with the aforementioned first embodiment part; so will repeat no more at this; only present embodiment and aforementioned first embodiment do not exist together for; described first Polarizer, 45 relative first substrate, 42 opposite sides have a cover glass layer 47; and described relatively first Polarizer of this cover glass layer 47 45 opposite sides form described display surface 41; this display surface 41 is provided with described layer printed circuit board 411; this layer printed circuit board 411 select by printing and sputter and light shield wherein arbitrary mode take shape on this display surface 41; whereby; structural design by described touch control display apparatus 2; when making this touch control display apparatus 2 reach the touch-control purpose; liquid crystal display 4(via this touch control display apparatus 2 sees also shown in Figure 4) the described layer printed circuit board 411 of straight forming on display surface 41; can reach and deduct circuit board use cost and manufacturing cost; and reduce touch detection structural entity thickness and improve the effect of installing convenience, the effect person that more can avoid the inclined to one side point of touch-control effectively to keep the touch-control precision.
Please consult shown in Figure 7ly simultaneously, be the manufacturing flow chart one of touch control display apparatus manufacture method first preferred embodiment of the present invention, described touch control display apparatus 2 manufacture methods comprise the following step:
S1 a: liquid crystal display is provided, is provided with a layer printed circuit board in the display surface of this liquid crystal display;
Described liquid crystal display 4 is provided, this liquid crystal display 4 has one first substrate 42, one second substrate 43 and a liquid crystal layer 44, this liquid crystal layer 44 is folded between this first substrate 42 and second substrate 43, and these first substrate, 42 relative liquid crystal layer 44 opposite sides have one first Polarizer 45 and this second substrate 43 relative liquid crystal layer 44 opposite sides have one second Polarizer 46, and described relatively first substrate of this first Polarizer 45 42 opposite sides form described display surface 41, be provided with layer printed circuit board 411 in the lateral location place on this display surface 41, and this layer printed circuit board 411 is selected by printing and sputter and wherein arbitrary mode moulding of light shield.
S2: on this layer printed circuit board, be electrically connected with a plurality of transmitters and a plurality of receiver;
On this layer printed circuit board 411, be welded with a plurality of transmitters 412 and a plurality of receiver 413, and these transmitters 412 and receiver 413 are infrared transmitter 412 and infrared receiver 413, and its transmitter 412 and receiver 413 are arranged at the corresponding sides on the described display surface 41 respectively.
S3: this liquid crystal display is arranged in the accommodation space of a housing:
Described liquid crystal display 4 is arranged in the accommodation space 31 of housing 3.
S4: other provides a framework to be set up on this housing, and is covered with described layer printed circuit board by this framework;
Other provides framework 5 and is set up on this housing 3, and covers at described display surface 41 lateral location places by this framework 5, and then is covered with described layer printed circuit board 411.
Whereby, by described touch control display apparatus 2 manufacture methods, when making this touch control display apparatus 2 reach the touch-control purpose, the described layer printed circuit board 411 of liquid crystal display 4 straight forming on display surface 41 via this touch control display apparatus 2, can reach and deduct circuit board use cost and manufacturing cost, and reduce touch detection structural entity thickness and improve the effect of installing convenience, the effect person that more can avoid the inclined to one side point of touch-control effectively to keep the touch-control precision.
See also Fig. 8, be the flow chart of steps two of contact panel manufacture method first embodiment of the present invention, as shown in the figure, described touch control display apparatus manufacture method comprises the following step:
S1 a: liquid crystal display is provided, is provided with a layer printed circuit board in the display surface of this liquid crystal display;
S2: on this layer printed circuit board, be electrically connected with a plurality of transmitters and a plurality of receiver;
S3: this liquid crystal display is arranged in the accommodation space of a housing:
S4: other provides a framework to be set up on this housing, and is covered with described layer printed circuit board by this framework;
S5: on this layer printed circuit board, be electrically connected with a connecting line with an inserted terminal in addition.
Only present embodiment is identical with the aforementioned first embodiment part description, so will repeat no more at this, thought present embodiment and not existing together of aforementioned first embodiment are step S5: be electrically connected with a connecting line with an inserted terminal on this layer printed circuit board in addition; On this layer printed circuit board 411, be electrically connected with connecting line 6 in addition, these connecting line 6 one ends have an inserted terminal 61, but so that this touch control display apparatus 2 can be electrically connected to the processor (not shown) of computing transmitter 412 and receiver 413 detecting positions via connecting line 6.
Press, the above only is preferred embodiment of the present invention, only feature of the present invention is not limited thereto, anyly be familiar with this skill person in field of the present invention, can think easily and variation or modification, all should be encompassed in the following claim of the present invention.
Claims (6)
1. a touch control display apparatus is characterized in that, comprising:
One housing has an accommodation space;
One liquid crystal display is arranged in the described accommodation space, and this liquid crystal display has a display surface, and this display surface is provided with at least one layer printed circuit board, is electrically connected with a plurality of transmitters and a plurality of receiver on this layer printed circuit board; And
One framework is arranged on this housing and is covered with described display surface.
2. touch control display apparatus as claimed in claim 1, it is characterized in that, described liquid crystal display has one first substrate, one second substrate and a liquid crystal layer, this liquid crystal layer is folded between this first substrate and second substrate, and the relative liquid crystal layer opposite side of this first substrate has one first Polarizer and the relative liquid crystal layer opposite side of this second substrate has one second Polarizer, and the described relatively first substrate opposite side of this first Polarizer forms described display surface.
3. touch control display apparatus as claimed in claim 2 is characterized in that, the relative first substrate opposite side of described first Polarizer has a cover glass layer, and the described relatively first Polarizer opposite side of this cover glass layer forms described display surface.
4. touch control display apparatus as claimed in claim 1 is characterized in that, described layer printed circuit board is relatively arranged on this display surface side edge, and this framework covers at described display surface lateral location place relatively and is covered with described layer printed circuit board.
5. touch control display apparatus as claimed in claim 1, it is characterized in that, also include a connecting line, this connecting line electrically connects described layer printed circuit board and electrically connects described transmitter and described receiver respectively, wherein this connecting line has more an inserted terminal, and described inserted terminal is that USB joint and 1394 joints and HDMI joint and bluetooth joint are wherein arbitrary.
6. touch control display apparatus as claimed in claim 1 is characterized in that, described transmitter and receiver are respectively infrared transmitter and infrared receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730157 CN203117934U (en) | 2012-12-26 | 2012-12-26 | Touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730157 CN203117934U (en) | 2012-12-26 | 2012-12-26 | Touch display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203117934U true CN203117934U (en) | 2013-08-07 |
Family
ID=48898262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220730157 Expired - Fee Related CN203117934U (en) | 2012-12-26 | 2012-12-26 | Touch display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203117934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793789A (en) * | 2015-03-31 | 2015-07-22 | 业成光电（深圳）有限公司 | Touch display device |
-
2012
- 2012-12-26 CN CN 201220730157 patent/CN203117934U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793789A (en) * | 2015-03-31 | 2015-07-22 | 业成光电（深圳）有限公司 | Touch display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20191226 |