CN104216574B - Optical touch screen border component and touch-screen - Google Patents
Optical touch screen border component and touch-screen Download PDFInfo
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- CN104216574B CN104216574B CN201310218399.6A CN201310218399A CN104216574B CN 104216574 B CN104216574 B CN 104216574B CN 201310218399 A CN201310218399 A CN 201310218399A CN 104216574 B CN104216574 B CN 104216574B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
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Abstract
The present invention relates to a kind of optical touch screen border component and touch-screen, the optical touch screen includes framework, control board, at least two hornblocks, at least two optical sensors and at least two light sources with border component, the control board is fixedly installed on the inside of the framework, and the hornblock is connected with the control board；At least two optical sensors, it is respectively arranged on two adjacent hornblocks, at least two light sources, is respectively arranged at and is provided with the hornblock of the optical sensor.Optical touch screen of the present invention is arranged in frame with the control board of border component and touch-screen, connecting line between the circuit board and the optical sensor is also disposed in frame, avoid connecting line and be placed on frame, client is set to have unnecessary plug wire action when installing, and connecting line it is external caused by easily scrape thrust, it is larger and install, the comparatively laborious technical problem of demolishing process to occupy space.
Description
Technical Field
The invention relates to the technical field of touch, in particular to a frame for an optical touch screen and the touch screen.
Background
The Chinese touch screen market has been more than ten years from the late 90 s, the touch technology is also endless, the current mainstream touch technology in the domestic market mainly comprises infrared, surface acoustic wave and a resistance screen, but the technologies have defects, such as the click requirement of the acoustic wave screen, unstable performance of the resistance screen, and a large number of infrared transmitting tubes and infrared receiving tubes arranged on the frame of the infrared touch screen, so that the manufacturing cost is increased by times along with the increase of the screen, and the touch screen has no advantages in the aspect of large screens. The appearance of the optical touch screen basically solves the problems of a plurality of touch screens, and the reaction speed of the optical touch screen is superior to that of an infrared touch screen; moreover, the advantages in terms of large-size screens are evident: the optical touch screen is only provided with the at least two cameras at the corners of the frame, so that no matter how large the size of the screen is, the optical touch screen is also only required to be provided with the at least two cameras, the manufacturing cost cannot be greatly increased along with the increase of the size, and the larger the size of the optical touch screen is, the more obvious the price advantage is.
The optical touch screen mainly comprises three parts: camera, reflection of light strip and control circuit board. The number of the cameras is usually at least two, and the cameras are respectively located at the left and right corners of the upper (or lower) frame, a Charge-Coupled Device (CCD) camera installed at the left upper corner of the frame is usually adopted, light is respectively emitted through the light tubes at the bottom of the two cameras, the light is reflected by the reflective strips of the lower (or upper) frame and the left and right frames, finally the opposite side camera receives the light, and the position of the touch point is calculated by calculating the difference of the light shot by the camera through the control circuit board. The densely distributed light rays form a light ray net in the touch area, and the distance between the light rays reflected for multiple times is within 1 millimeter. When a point on the touch screen is touched, an included angle is formed by light rays received by the touch point and reflected light rays, two included angles are formed by the two light rays and straight lines formed by the two cameras, and the accurate coordinate of the touch point is calculated by the controller to realize touch positioning. However, the control circuit board of the optical touch screen in the prior art is arranged outside the frame, the camera is arranged at the corner of the frame and is arranged inside the frame, so that signal transmission is required to be carried out between the control circuit board and the camera through the connecting wire, the connecting wire is also arranged outside the frame along with the control circuit board, and the connecting wire is exposed to cause many problems, such as easily scraping a protrusion, occupying a large space and the like. In addition, after the user purchases the optical touch screen, the touch screen needs to be assembled by himself, redundant wire plugging actions are added to the user in the assembling process through the optical touch screen frame in the prior art, and the assembling and disassembling process is complicated; while affecting the appearance of the overall product.
Disclosure of Invention
The technical problems to be solved by the invention are that in the prior art, the control circuit board is arranged outside the frame, so that the connecting line between the control circuit board and the camera is also arranged outside the frame, redundant wire plugging actions are caused when a client installs the optical touch screen, meanwhile, the appearance is influenced, and the protrusions are easy to scrape due to the external arrangement of the connecting line, the occupied space is larger, and the installation and removal processes are more complicated, so that the frame component for the optical touch screen and the touch screen with the control circuit board arranged inside the frame are provided.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a bezel assembly for an optical touch screen, comprising:
a frame body;
the control circuit board is fixedly arranged in the frame body, and a first connecting part and a second connecting part are respectively arranged at two ends of the control circuit board;
the at least two corner blocks are arranged on any two adjacent corners of the frame body, and the corner blocks are connected with the control circuit board;
the at least two optical sensors are respectively arranged on the two adjacent corner blocks and are connected with the control circuit board through the corner blocks;
and the at least two light sources are respectively arranged on the corner blocks provided with the optical sensors and are connected with the control circuit board through the corner blocks.
The frame body comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected, and the frames are rectangular;
the control circuit board is arranged in the first frame;
the corner block further comprises:
the first corner block is used for connecting the first frame and the fourth frame, a third connecting part is arranged at one end of the first corner block, the third connecting part is connected with the first connecting part, and the other end of the first corner block is fixedly connected with the fourth frame;
the second corner block is used for connecting the first frame and the second frame, a fourth connecting part is arranged at one end of the second corner block, the fourth connecting part is connected with the second connecting part, and the other end of the second corner block is fixedly connected with the second frame;
the optical sensor is arranged on the first corner block and is connected with the third connecting part; the other optical sensor is arranged on the second corner block and connected with the fourth connecting part;
the light source is arranged on the first corner block and is connected with the third connecting part; the other light source is arranged on the second corner block and connected with the fourth connecting part.
The ports of the first connecting portion and the second connecting portion are data interfaces with eight pins, eight conductive substrates are arranged in the eight-pin data interfaces, the conductive substrates are provided with bending portions, and eight-pin copper sheets are arranged in the ports of the third connecting portion and the fourth connecting portion and correspond to the eight conductive substrates.
Further comprising:
one end of the first connecting wire is provided with a data interface which is the same as the data interface of the first connecting part, and the other end of the first connecting wire is provided with a data interface which is the same as the port of the third connecting part and is used for respectively connecting the third connecting part and the first connecting part;
and one end of the second connecting wire is provided with a data interface which is the same as the data interface of the second connecting part, and the other end of the second connecting wire is provided with a data interface which is the same as the port of the fourth connecting part and is used for connecting the fourth connecting part and the second connecting part respectively.
The frame comprises a first panel, a second panel and a third panel, the second panel and the third panel are positioned on the same side of the first panel, a first positioning groove, a second positioning groove and a third positioning groove are respectively formed in two edges of the first panel, one edge of the second panel and one edge of the third panel, and the first panel, the second panel and the third panel are fixed through the first positioning groove, the second positioning groove and the third positioning groove;
the space formed by the first panel, the second panel, the third panel and the optical touch screen is suitable for accommodating the data interface of the first connecting part and the data interface of the third connecting part, so that the data interface of the first connecting part and the data interface of the third connecting part are in close contact.
The optical sensor is an infrared camera.
The light source is an infrared light source.
The method comprises the following steps:
the number of the optical sensors is four, the corner blocks further comprise third corner blocks and fourth corner blocks, and the four optical sensors are respectively arranged on the first corner blocks, the second corner blocks, the third corner blocks and the fourth corner blocks;
the four light sources are respectively arranged on the first corner block, the second corner block, the third corner block and the fourth corner block;
the first corner block is also provided with a fifth connecting part;
the second corner block is also provided with a sixth connecting part;
the third corner block is provided with a seventh connecting part, and the seventh connecting part is connected with the sixth connecting part through a third connecting line;
and the fourth corner block is provided with an eighth connecting part, and the eighth connecting part is connected with the fifth connecting part through a fourth connecting wire.
One end of the third connecting wire is provided with a data interface matched with the data interface of the seventh connecting part, and the other end of the third connecting wire is provided with a data interface matched with the port of the sixth connecting part and used for respectively connecting the seventh connecting part and the sixth connecting part;
and one end of the fourth connecting wire is provided with a data interface matched with the data interface of the third connecting part, and the other end of the fourth connecting wire is provided with a data interface matched with the port of the eighth connecting part and used for respectively connecting the third connecting part and the eighth connecting part.
Eight conductive substrates are arranged in data interfaces of the first connecting portion and the second connecting portion, the conductive substrates are provided with bending portions, and eight-pin copper sheets are arranged in positions, corresponding to the eight conductive substrates, in data interfaces of the third connecting portion, the fourth connecting portion, the fifth connecting portion, the sixth connecting portion, the seventh connecting portion and the eighth connecting portion.
Based on the same inventive concept, the invention also provides an optical touch screen comprising the frame assembly for the optical touch screen, and the optical touch screen also comprises a reflective film, wherein the reflective film is adhered to the inner surface of the frame.
Compared with the prior art, the technical scheme of the invention has the following advantages:
(1) the frame component for the optical touch screen comprises a frame body, a control circuit board, corner blocks, at least two optical sensors and at least two light sources, wherein the control circuit board is arranged in the frame, the two optical sensors are arranged on the two adjacent corner blocks, the optical sensors are connected with the circuit board, the control circuit board is arranged in the frame, so that a connecting wire between the control circuit board and the optical sensors is also arranged in the frame, the connecting wire is prevented from being arranged outside the frame, redundant wire plugging actions are generated when a client installs the frame, the frame component is more attractive, and the technical problems that a bump is easily scraped due to the external arrangement of the connecting wire, the occupied space is larger, and the installation and removal processes are more complicated are solved.
(2) The frame assembly for the optical touch screen is characterized in that the control circuit board is arranged in a first frame, a first connecting part and a second connecting part are respectively arranged at two ends of the circuit board, a third connecting part and a fourth connecting part are respectively arranged on a first corner block and a second corner block, and the third connecting part is connected with the first connecting part through a connecting wire; the fourth connecting part is connected with the second connecting part through a connecting wire; the first corner block and the second corner block are provided with optical sensors, and the optical sensors are in signal transmission with the control circuit board through a third connecting part and a fourth connecting part; the control circuit board is arranged in the first frame, the two optical sensors are arranged on the first corner block and the second corner block which are used for fixing the first frame, and if the control circuit board is long enough, the control circuit board is directly connected with the third connecting part and the fourth connecting part; if the length of the control circuit board is not long enough, a first connecting wire and a second connecting wire can be added, so that the control circuit board is connected with the optical sensor and the light source through the connecting wires; the data interface of the first connecting portion and the data interface of the second connecting portion are eight conductive substrates, correspondingly, the interface of the fourth connecting portion of the third connecting portion is provided with eight-pin copper sheets, when the data interface is installed, the eight conductive substrates are in contact with the eight-pin copper sheets to carry out data transmission, the third connecting portion and the fourth connecting portion are directly inserted into the frame, the installing mode is simple and convenient, the first connecting portion and the third connecting portion are fixed by the frame, the second connecting portion and the fourth connecting portion are connected, fixing bolts are omitted, and too many installing steps are omitted.
(3) The four optical sensors are respectively arranged on the first corner block, the second corner block, the third corner block and the fourth corner block; the four light sources are respectively arranged on the first corner block, the second corner block, the third corner block and the fourth corner block; the first corner block is also provided with a fifth connecting part; the second corner block is also provided with a sixth connecting part; the third corner block is provided with a seventh connecting part, and the seventh connecting part is connected with the sixth connecting part through a third connecting line; the fourth corner block is provided with an eighth connecting part, the eighth connecting part is connected with the fifth connecting part through a fourth connecting line, and four cameras are arranged, so that multi-point touch positioning is more accurate; connect through the connecting wire between the corner piece, make the camera indirectly with control circuit board establishes the connection, and this kind of connecting wire is whole to be set up moreover in the frame, avoided the connecting wire external frame of arranging in, have unnecessary plug wire action when making the customer installation, simultaneously more pleasing to the eye.
(4) According to the touch screen, the reflective film is adhered to the inner surface of the frame, the reflective strips have certain weight and thickness, so that the occupied space is large, and the reflective film is light and thin, so that the weight of the touch screen can be reduced, the frame looks attractive, and the space is saved.
Drawings
In order that the present invention may be more readily and clearly understood, reference is now made to the following detailed description of the invention taken in conjunction with the accompanying drawings, in which,
fig. 1 is a schematic structural diagram of a control circuit board of a bezel assembly for an optical touch screen according to a second embodiment of the present invention;
fig. 2 is a schematic view of a corner block structure of a frame assembly for an optical touch screen according to a second embodiment of the present invention;
fig. 3 is an assembly diagram of a bezel assembly for an optical touch screen according to a second embodiment of the present invention;
fig. 4 is an assembled structural schematic diagram of a bezel assembly for an optical touch screen according to a second embodiment of the present invention;
the reference numbers in the figures denote: 101-control circuit board, 102-infrared camera, 103-corner block, 104-frame body.
Detailed Description
The first embodiment is as follows:
the frame assembly for the optical touch screen comprises the following components:
the frame body comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected, and the frames are rectangular;
the control circuit board is used for processing signals sent by the optical sensor and fixedly arranged in the first frame, and a first connecting part and a second connecting part are respectively arranged at two ends of the control circuit board;
a corner block, further comprising:
the first corner block is used for connecting the first frame and the fourth frame and is provided with a third connecting part, and the third connecting part is connected with the first connecting part;
the second corner block is used for connecting the first frame and the second frame and is provided with a fourth connecting part, and the fourth connecting part is connected with the second connecting part;
the third corner block is used for connecting the second frame and the third frame;
the fourth corner block is used for connecting the third frame and the fourth frame;
two optical sensors, one of which is arranged on the first corner block and connected with the third connecting part, and the other of which is arranged on the second corner block and connected with the fourth connecting part, so that the optical sensors are connected with the control circuit board through the third connecting part and the fourth connecting part; the optical sensor is an infrared camera.
Two light sources, one of which is arranged on the first corner block and connected with the third connecting part, and the other of which is arranged on the second corner block and connected with the fourth connecting part; the light source is an infrared light source.
The control circuit board is arranged in the frame, and the connecting wire between the circuit board and the optical sensor is also arranged in the frame, so that the technical problems that the connecting wire is arranged outside the frame, redundant wire plugging actions are caused when a client installs the optical sensor, the appearance is influenced, a protrusion is easy to scrape due to the external arrangement of the connecting wire, the occupied space is large, and the installation and removal processes are complicated are solved; the reflecting film is adhered to the inner surface of the frame, so that the frame is attractive in appearance and space-saving.
In this embodiment, the device further includes a first connection line and a second connection line;
wherein,
one end of the first connecting line is provided with a data interface which is the same as the data interface of the first connecting part, and the other end of the first connecting line is provided with a data interface which is the same as the port of the third connecting part and is used for respectively connecting the third connecting part and the first connecting part;
and one end of the second connecting wire is provided with a data interface which is the same as the data interface of the second connecting part, and the other end of the second connecting wire is provided with a data interface which is the same as the port of the fourth connecting part and is used for respectively connecting the fourth connecting part and the second connecting part.
The frame includes first panel, second panel and third panel are located the homonymy of first panel, two edges of first panel an edge of second panel reaches an edge of third panel is provided with first constant head tank, second constant head tank and third constant head tank respectively, first panel, second panel and third panel pass through first constant head tank, second constant head tank and third constant head tank are fixed.
The space formed by the first panel, the second panel, the third panel and the touch screen is suitable for accommodating the data interface of the first connecting part and the data interface of the third connecting part, so that the data interface of the first connecting part and the data interface of the third connecting part are in close contact.
Based on the same inventive concept, the invention also provides a touch screen comprising the frame assembly for the optical touch screen, and the touch screen further comprises a reflective film, wherein the reflective film is adhered to the inner surface of the frame.
Example two:
in order to improve the accuracy of the multi-touch technology, in practice, cameras are often disposed at four corners of a touch screen frame, and the basic structure of the touch screen frame is substantially similar to that of the first embodiment, in this embodiment, four optical sensors are respectively disposed on the first corner block, the second corner block, the third corner block and the fourth corner block, and are respectively connected to the control circuit board 101 through the third connecting portion, the fourth connecting portion, the fifth connecting portion, the sixth connecting portion, the seventh connecting portion and the eighth connecting portion. The optical sensor is an infrared camera;
the frame body 104 comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected, wherein the frames are rectangular;
a control circuit board 101, as shown in fig. 1, configured to process a signal sent by an optical sensor, and fixedly disposed inside a first frame, where two ends of the control circuit board 101 are respectively provided with a first connection portion and a second connection portion, the first connection portion and the second connection portion are provided with data interfaces, an eight-pin conductive substrate is disposed in the data interfaces, and the conductive substrate is provided with a bending portion;
the corner block 103, as shown in fig. 2, specifically includes:
the first corner block is also provided with a fifth connecting part;
the second corner block is also provided with a sixth connecting part;
the third corner block is provided with a seventh connecting part, and the seventh connecting part is connected with the sixth connecting part through a third connecting line;
and the fourth corner block is provided with an eighth connecting part, and the eighth connecting part is connected with the fifth connecting part through a fourth connecting wire.
Because four cameras can be connected to the control circuit board, the third corner block and the fourth corner block are both provided with only one connecting part, and no connecting line is arranged between the third corner block and the fourth corner block, so that unnecessary materials and cost are saved.
Eight-pin copper sheets are arranged in the data interfaces of the third connecting part, the fourth connecting part, the fifth connecting part, the sixth connecting part, the seventh connecting part and the eighth connecting part and at positions corresponding to the eight conductive substrates, when the conductive substrate is installed, the eight-pin copper sheets just contact the highest positions of the bending parts of the eight conductive substrates, certain pressure is applied to the eight-pin copper sheets due to the elasticity of the bending parts, so that the copper sheets are in close contact with the conductive substrates, and the installation process is as shown in fig. 3.
The four light sources are respectively arranged on the first corner block, the second corner block, the third corner block and the fourth corner block and are respectively connected with the control circuit board 101 through the third connecting part, the fourth connecting part, the fifth connecting part, the sixth connecting part, the seventh connecting part and the eighth connecting part;
the control circuit board 101 is arranged in one of the frames of the frame body 104 while the accuracy of the multi-touch technology is met, and connecting lines between the control circuit board 101 and the optical sensors are also arranged in the frames of the frame body, so that the technical problems that the appearance is influenced due to the fact that the connecting lines are externally arranged on the frame body 104, redundant wire plugging actions are caused when a customer installs the multi-touch screen, and protrusions are easily scraped due to the fact that the connecting lines are externally arranged, the occupied space is large, and the installation and removal processes are complicated are solved; the reflective film is adhered to the inner surface of the frame body, so that the frame body looks beautiful, and the occupied space is reduced; the structure after the installation is shown in fig. 4.
The framework includes first panel, second panel and third panel are located the homonymy of first panel, two edges of first panel an edge of second panel reaches an edge of third panel is provided with first constant head tank, second constant head tank and third constant head tank respectively, first panel, second panel and third panel pass through first constant head tank, second constant head tank and third constant head tank are fixed. The space formed by the first panel, the second panel, the third panel and the optical touch screen is suitable for accommodating the data interface of the first connecting part and the data interface of the third connecting part, so that the data interface of the first connecting part and the data interface of the third connecting part are in tight contact, fixing bolts are omitted, and unnecessary installation steps are omitted.
In other embodiments, the control circuit board may be disposed in any one of the frames, and is connected to the camera through a connection line.
Based on the same inventive concept, the invention also provides a touch screen comprising the frame assembly for the optical touch screen, and the touch screen further comprises a reflective film, wherein the reflective film is adhered to the inner surface of the frame. Because the reflective strips have certain weight and thickness, the occupied space is more, and the reflective film is lighter and thinner, the weight of the touch screen can be reduced, the frame looks beautiful, and the space is saved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. A bezel assembly for an optical touch screen, comprising:
a frame body;
the control circuit board is fixedly arranged in the frame body, and a first connecting part and a second connecting part are respectively arranged at two ends of the control circuit board;
the at least two corner blocks are arranged on any two adjacent corners of the frame body, and the corner blocks are connected with the control circuit board;
the at least two optical sensors are respectively arranged on the two adjacent corner blocks and are connected with the control circuit board through the corner blocks;
the at least two light sources are respectively arranged on the corner block provided with the optical sensor and are connected with the control circuit board through the corner block;
the frame body comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected, and the frames are rectangular;
the control circuit board is arranged in the first frame;
the corner block further comprises:
the first corner block is used for connecting the first frame and the fourth frame, a third connecting part is arranged at one end of the first corner block, the third connecting part is connected with the first connecting part, and the other end of the first corner block is fixedly connected with the fourth frame;
the second corner block is used for connecting the first frame and the second frame, a fourth connecting part is arranged at one end of the second corner block, the fourth connecting part is connected with the second connecting part, and the other end of the second corner block is fixedly connected with the second frame;
the optical sensor is arranged on the first corner block and is connected with the third connecting part; the other optical sensor is arranged on the second corner block and connected with the fourth connecting part;
the light source is arranged on the first corner block and is connected with the third connecting part; the other light source is arranged on the second corner block and connected with the fourth connecting part.
2. The bezel assembly for optical touch screens as recited in claim 1, further comprising:
one end of the first connecting wire is provided with a data interface which is the same as the data interface of the first connecting part, and the other end of the first connecting wire is provided with a data interface which is the same as the port of the third connecting part and is used for respectively connecting the third connecting part and the first connecting part;
and one end of the second connecting wire is provided with a data interface which is the same as the data interface of the second connecting part, and the other end of the second connecting wire is provided with a data interface which is the same as the port of the fourth connecting part and is used for connecting the fourth connecting part and the second connecting part respectively.
3. The bezel assembly for an optical touch screen as recited in claim 1,
the frame comprises a first panel, a second panel and a third panel, the second panel and the third panel are positioned on the same side of the first panel, a first positioning groove, a second positioning groove and a third positioning groove are respectively formed in two edges of the first panel, one edge of the second panel and one edge of the third panel, and the first panel, the second panel and the third panel are fixed through the first positioning groove, the second positioning groove and the third positioning groove;
the space formed by the first panel, the second panel, the third panel and the optical touch screen is suitable for accommodating the data interface of the first connecting part and the data interface of the third connecting part, so that the data interface of the first connecting part and the data interface of the third connecting part are connected and then closely contacted.
4. The bezel assembly for an optical touch screen as recited in claim 1,
the method comprises the following steps:
the number of the optical sensors is four, the corner blocks further comprise third corner blocks and fourth corner blocks, and the four optical sensors are respectively arranged on the first corner blocks, the second corner blocks, the third corner blocks and the fourth corner blocks;
the four light sources are respectively arranged on the first corner block, the second corner block, the third corner block and the fourth corner block;
the first corner block is also provided with a fifth connecting part;
the second corner block is also provided with a sixth connecting part;
the third corner block is provided with a seventh connecting part, and the seventh connecting part is connected with the sixth connecting part through a third connecting line;
and the fourth corner block is provided with an eighth connecting part, and the eighth connecting part is connected with the fifth connecting part through a fourth connecting wire.
5. The bezel assembly for optical touch screens as recited in claim 4,
one end of the third connecting wire is provided with a data interface matched with the data interface of the seventh connecting part, and the other end of the third connecting wire is provided with a data interface matched with the port of the sixth connecting part and used for respectively connecting the seventh connecting part and the sixth connecting part;
and one end of the fourth connecting wire is provided with a data interface matched with the data interface of the third connecting part, and the other end of the fourth connecting wire is provided with a data interface matched with the port of the eighth connecting part and used for respectively connecting the third connecting part and the eighth connecting part.
6. The bezel assembly for an optical touch screen according to claim 4 or 5,
eight conductive substrates are arranged in data interfaces of the first connecting portion and the second connecting portion, the conductive substrates are provided with bending portions, and eight-pin copper sheets are arranged in positions, corresponding to the eight conductive substrates, in data interfaces of the third connecting portion, the fourth connecting portion, the fifth connecting portion, the sixth connecting portion, the seventh connecting portion and the eighth connecting portion.
7. An optical touch screen comprising the bezel assembly for an optical touch screen of claim 1, further comprising a reflective film, the reflective film being adhered to an inner surface of the bezel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310218399.6A CN104216574B (en) | 2013-06-04 | 2013-06-04 | Optical touch screen border component and touch-screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310218399.6A CN104216574B (en) | 2013-06-04 | 2013-06-04 | Optical touch screen border component and touch-screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104216574A CN104216574A (en) | 2014-12-17 |
| CN104216574B true CN104216574B (en) | 2017-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310218399.6A Expired - Fee Related CN104216574B (en) | 2013-06-04 | 2013-06-04 | Optical touch screen border component and touch-screen |
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| Country | Link |
|---|---|
| CN (1) | CN104216574B (en) |
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| CN201408409Y (en) * | 2009-02-20 | 2010-02-17 | 广达电脑股份有限公司 | Optics touch sensing device |
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| CN202049467U (en) * | 2011-04-21 | 2011-11-23 | 北京汇冠新技术股份有限公司 | Horn block for frame of optical touch screen, frame of optical touch screen and optical touch screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8125787B2 (en) * | 2008-04-17 | 2012-02-28 | Et&T Technology Co., Ltd. | Frame assembly for touch screen |
| KR100910024B1 (en) * | 2008-10-13 | 2009-07-30 | 호감테크놀로지(주) | Camera type touch-screen utilizing linear infrared emitter |
| TWM357662U (en) * | 2008-11-28 | 2009-05-21 | & Amp T Technology Co Ltd | Structure of optical touch screen module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408409Y (en) * | 2009-02-20 | 2010-02-17 | 广达电脑股份有限公司 | Optics touch sensing device |
| CN201465070U (en) * | 2009-07-20 | 2010-05-12 | 贺伟 | Infrared touch screen frame structure |
| CN202049467U (en) * | 2011-04-21 | 2011-11-23 | 北京汇冠新技术股份有限公司 | Horn block for frame of optical touch screen, frame of optical touch screen and optical touch screen |
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| CN104216574A (en) | 2014-12-17 |
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