CN203720812U - Novel infrared touch screen - Google Patents
Novel infrared touch screen Download PDFInfo
- Publication number
- CN203720812U CN203720812U CN201420017359.5U CN201420017359U CN203720812U CN 203720812 U CN203720812 U CN 203720812U CN 201420017359 U CN201420017359 U CN 201420017359U CN 203720812 U CN203720812 U CN 203720812U
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- screen
- infrared
- rectangular shaped
- infrared touch
- shaped rim
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- 230000008569 process Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
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- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 230000002889 sympathetic effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Abstract
The utility model discloses a novel infrared touch screen. The novel infrared touch screen comprises a screen body, a rectangular frame for holding the screen body, and an infrared touch control component located in the rectangular frame and mounted around the screen body; the rectangular frame comprises a front wall parallel to the screen body and a side wall vertical to the screen body, and the front wall extends to the part before the edge of the screen body and is connected with the screen body through a light filter strip; the infrared touch control component comprises a PCB board and a plurality of infrared tubes, wherein the PCB board is parallel to the side wall and mounted in the rectangular frame, the infrared tubes are mounted on the PCB board, located at the outer side of the light filter strip and clung to the plane with the front surface of the screen body, the infrared tubes comprise infrared emitting tubes located at the left side frame and lower side frame of the rectangular frame and infrared receiving tubes located at the right side frame and the upper side frame. By means of said design, electronic elements on the PCB board are located at the back of the front surface of the screen body; problems of too wide frame body and too large distance between the front wall of the frame body and the outer surface of the touch screen of an existing infrared touch screen are overcame; the product appearance is improved, and the accidental touch occurrence rate is lowered.
Description
Technical field
The utility model relates to a kind of touch-screen, particularly relates to a kind of new infrared touch-screen.
Background technology
Current touch-screen mainly contains the types such as surface acoustic wave, infrared, resistance, electric capacity.Surface acoustic wave touch screen tool resolution is high, the response time is short, should not realize multiple point touching, fine, the anti-riot property of stability is good, light transmission is good, realize the features such as large scale difficulty; Infrared screen touch-screen resolution is better, the response time soon, is easily realized multiple point touching, better, the anti-riot property of stability is good, light transmission is good, easily realize the features such as large scale; Electric resistance touch screen tool resolution is high, the response time is short, should not realize multiple point touching, good stability, poor, the anti-riot property of light transmission are poor, realize the features such as large scale difficulty; Capacitance touch screen tool resolution is high, the response time is short, easily realize multiple point touching, stability is general, light transmission is general, anti-riot property better, easily drift about, realize the features such as large scale difficulty.In sum, infrared screen touch-screen resolution is better, the response time soon, is easily realized multiple point touching, better, the anti-riot property of stability is good, light transmission is good, easily realize the advantages such as large scale because it has for infrared touch panel, particularly touching now needs that user gives sympathetic consideration to, sense of touch is good, is the touch-screen of tool popularizing value in several main flow touch-screen large scales.
Existing infrared touch panel is generally by framework, optical filtering bar, glass, pcb board and the electronic devices and components that are welded on pcb board, the composition such as infrared transmitting tube and infrared receiving tube, and pcb board in general, be welded on the center line that infrared light center line that the infrared transmitting tube on pcb board sends and infrared receiving tube receive infrared light all parallel with touch-screen touch face, all electronic units of touch-screen are all encapsulated in the encapsulation of framework and optical filtering bar composition, exist touch-screen framework wide, the excessive shortcoming of glass surface distance that touch-screen framework surface to display installs additional outward, affect the outward appearance of product.In addition,, because the infrared light suspension that infrared transmitting tube sends is too high, also easily cause the generation that false touch is touched.
Utility model content
For addressing the above problem, the utility model provides a kind of and overcomes that existing infrared touch panel framework is wide, framework upper surface and touch-screen outside surface distance excessive, improve product appearance, reduce false touch and touch the new infrared touch-screen of generation.
The utility model solves the technical scheme that its technical matters adopts: a kind of new infrared touch-screen, comprise screen body, the rectangular shaped rim of assembly screen body and the infrared touch control component that is positioned at rectangular shaped rim and arranges around screen body, rectangular shaped rim comprise be parallel to shield body antetheca and perpendicular to screen body sidewall, antetheca is visited to shielding the place ahead at body edge and being connected with screen body by optical filtering bar, infrared touch control component comprises that being parallel to sidewall is located at pcb board and some being located on pcb board in rectangular shaped rim, be positioned at optical filtering bar outside and be close to the infrared tube that shields body front surface place plane, infrared tube comprises and lays respectively at the left frame of rectangular shaped rim and the infrared transmitting tube of lower frame, and the infrared receiving tube that lays respectively at left frame and upper side frame.
Be further used as the improvement of technical solutions of the utility model, around the surrounding of described screen body rear surface along being provided with light shield layer.
Be further used as the improvement of technical solutions of the utility model, optical filtering bar comprises the optically focused optical filtering bar that is located at infrared transmitting tube inner side and the non-optically focused optical filtering bar that is located at infrared receiving tube inner side.
Be further used as the improvement of technical solutions of the utility model, rectangular shaped rim forms the draw-in groove of assembly pcb board in the inner side of sidewall.
Be further used as the improvement of technical solutions of the utility model, the forward and backward surface of optical filtering bar adheres to and is connected with the antetheca of rectangular shaped rim and the front surface of screen body respectively.
Be further used as the improvement of technical solutions of the utility model, the antetheca inner side of rectangular shaped rim forms the fin embedding in optical filtering bar.
Be further used as the improvement of technical solutions of the utility model, rectangular shaped rim also comprises the underframe that clamps screen edge, surrounding, body rear surface, and underframe and sidewall form described infrared touch control component is encapsulated in to the inner chamber in rectangular shaped rim.
Be further used as the improvement of technical solutions of the utility model, underframe is fixedly connected with or adopts integral forming process to form integral body with sidewall.
Be further used as the improvement of technical solutions of the utility model, rectangular shaped rim is aluminium alloy element or plastic rubber component.
The beneficial effects of the utility model: in this new infrared touch-screen, the pcb board that is positioned at rectangular shaped rim is parallel to sidewall setting, make the electronic devices and components on pcb board can be positioned at the rear of shielding body front surface, make infrared tube when being close to screen body front surface place plane, can avoid electronic devices and components restriction to screen body front surface distance for rectangular shaped rim antetheca on pcb board.The utility model by above-mentioned design overcome that existing infrared touch panel framework is wide, framework upper surface and touch-screen outside surface distance excessive, when improving product appearance, touch to suspend lower, touch precision, reliability is higher, can effectively reduce the generation that false touch is touched.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model the first example structure schematic diagram;
Fig. 2 is the utility model the second example structure schematic diagram;
Fig. 3 is the utility model the 3rd example structure schematic diagram.
Embodiment
With reference to Fig. 1～Fig. 3, the utility model provides a kind of new infrared touch-screen, comprise the rectangular shaped rim 2 of screen body 1, assembly screen body 1 and the infrared touch control component 3 that is positioned at rectangular shaped rim 2 and arranges around screen body 1, screen body 1 is a part for infrared touch panel, generally by glass, formed, comprise front surface and rear surface.Rectangular shaped rim 2 comprise be parallel to shield body 1 antetheca 21 and perpendicular to screen body 1 sidewall 22, antetheca 21 is visited to shielding the place ahead at body 1 edge and being connected with screen body 1 by optical filtering bar 4, infrared touch control component 3 comprises that being parallel to sidewall 22 is located at pcb board 31 in rectangular shaped rim 2 and is somely located on pcb board 31, is positioned at optical filtering bar 4 outsides and is close to the infrared tube 32 of screen body 1 front surface place plane, infrared tube 32 comprises and lays respectively at the left frame of rectangular shaped rim 2 and the infrared transmitting tube of lower frame, and the infrared receiving tube that lays respectively at left frame and upper side frame.
In this new infrared touch-screen, the pcb board 31 that is positioned at rectangular shaped rim 2 is parallel to sidewall 22 and arranges, make the electronic devices and components 33 on pcb board 31 can be positioned at the rear of shielding body 1 front surface, make infrared tube 32 when being close to screen body 1 front surface place plane, can avoid electronic devices and components 33 restriction to screen body 1 front surface distance for rectangular shaped rim 2 antethecas on pcb board 31.The utility model by above-mentioned design overcome that existing infrared touch panel framework is wide, framework upper surface and touch-screen outside surface distance excessive, when improving product appearance, touch to suspend lower, touch precision, reliability is higher, can effectively reduce the generation that false touch is touched.
As the utility model preferred embodiment, around the surrounding of shielding body 1 rear surface along being provided with light shield layer 5, the black thin film that light shield layer 5 can adopt printing or paste, so that product is more attractive in appearance, durable.
As the utility model preferred embodiment, optical filtering bar 4 comprises the optically focused optical filtering bar that is located at infrared transmitting tube inner side and the non-optically focused optical filtering bar that is located at infrared receiving tube inner side.Can realize on the one hand infrared receiving tube and receive stronger signal to touch more reliably, to touch better effects if by concentration structure; Another aspect reaches an infrared transmitting tube transmitting, and the effect that a plurality of infrared receiving tubes receive, to realize multiple point touching.
As the utility model preferred embodiment, rectangular shaped rim 2 forms the draw-in groove 23 of assembly pcb board 31 in the inner side of sidewall 22, infrared touch control component 3 is when the interior installation of rectangular shaped rim 2, infrared touch control component 3 forms an one-piece construction on pcb board 31, coordinates the draw-in groove 23 of sidewall 22 inner sides to realize Fast Installation debugging.
As the utility model preferred embodiment, the forward and backward surface of optical filtering bar 4 adheres to and is connected with the antetheca 21 of rectangular shaped rim 2 and the front surface of screen body 1 respectively.
As the utility model preferred embodiment, antetheca 21 inner sides of rectangular shaped rim 2 form the fin 24 embedding in optical filtering bar 4.
As the utility model preferred embodiment, rectangular shaped rim 2 also comprises the underframe 25 that clamps screen body 1 edge, surrounding, rear surface, and underframe 25 is fixedly connected with or adopts integral forming process to form integral body with sidewall 22.Underframe 25 forms infrared touch control component 3 is encapsulated in to the inner chamber in rectangular shaped rim 2 with sidewall 22, guaranteeing that shield body 1 installs firmly simultaneously in rectangular shaped rim 2, ensures the safety of inner infrared touch control component 3, avoids damaging.
As the utility model preferred embodiment, rectangular shaped rim 2 is aluminium alloy element or plastic rubber component, so that touch-screen weight is lighter, cost is lower.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and the modification that these are equal to or replacement are all included in the application's claim limited range.
Claims (9)
1. a new infrared touch-screen, it is characterized in that: comprise screen body, the rectangular shaped rim of assembly screen body and the infrared touch control component that is positioned at described rectangular shaped rim and arranges around screen body, described rectangular shaped rim comprise be parallel to shield body antetheca and perpendicular to screen body sidewall, described antetheca is visited to shielding the place ahead at body edge and being connected with screen body by optical filtering bar, described infrared touch control component comprises that being parallel to sidewall is located at pcb board and some being located on described pcb board in rectangular shaped rim, be positioned at optical filtering bar outside and be close to the infrared tube that shields body front surface place plane, described infrared tube comprises and lays respectively at the left frame of rectangular shaped rim and the infrared transmitting tube of lower frame, and the infrared receiving tube that lays respectively at left frame and upper side frame.
2. new infrared touch-screen according to claim 1, is characterized in that: the edge, surrounding around described screen body rear surface is provided with light shield layer.
3. new infrared touch-screen according to claim 1 and 2, is characterized in that: described optical filtering bar comprises the optically focused optical filtering bar that is located at infrared transmitting tube inner side and the non-optically focused optical filtering bar that is located at infrared receiving tube inner side.
4. new infrared touch-screen according to claim 1 and 2, is characterized in that: described rectangular shaped rim is at the draw-in groove of pcb board described in the inner side of sidewall formation assembly.
5. new infrared touch-screen according to claim 1 and 2, is characterized in that: the forward and backward surface of described optical filtering bar adheres to and is connected with the antetheca of rectangular shaped rim and the front surface of screen body respectively.
6. new infrared touch-screen according to claim 5, is characterized in that: the antetheca inner side of described rectangular shaped rim forms the fin embedding in described optical filtering bar.
7. new infrared touch-screen according to claim 1 and 2, is characterized in that: described rectangular shaped rim also comprises the underframe that clamps screen edge, surrounding, body rear surface, and described underframe and sidewall form described infrared touch control component is encapsulated in to the inner chamber in rectangular shaped rim.
8. new infrared touch-screen according to claim 7, is characterized in that: described underframe is fixedly connected with or adopts integral forming process to form integral body with sidewall.
9. new infrared touch-screen according to claim 7, is characterized in that: described rectangular shaped rim is aluminium alloy element or plastic rubber component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017359.5U CN203720812U (en) | 2014-01-10 | 2014-01-10 | Novel infrared touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017359.5U CN203720812U (en) | 2014-01-10 | 2014-01-10 | Novel infrared touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720812U true CN203720812U (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420017359.5U Expired - Fee Related CN203720812U (en) | 2014-01-10 | 2014-01-10 | Novel infrared touch screen |
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| CN (1) | CN203720812U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109885212A (en) * | 2019-02-19 | 2019-06-14 | 广州视源电子科技股份有限公司 | Touch bezel and touch display |
| US11256371B2 (en) | 2017-09-01 | 2022-02-22 | Flatfrog Laboratories Ab | Optical component |
| US11281335B2 (en) | 2016-12-07 | 2022-03-22 | Flatfrog Laboratories Ab | Touch device |
| US11281338B2 (en) | 2017-03-28 | 2022-03-22 | Flatfrog Laboratories Ab | Touch sensing apparatus and method for assembly |
| US11567610B2 (en) | 2018-03-05 | 2023-01-31 | Flatfrog Laboratories Ab | Detection line broadening |
| US11740741B2 (en) | 2017-02-06 | 2023-08-29 | Flatfrog Laboratories Ab | Optical coupling in touch-sensing systems |
| US11893189B2 (en) | 2020-02-10 | 2024-02-06 | Flatfrog Laboratories Ab | Touch-sensing apparatus |
| US11943563B2 (en) | 2019-01-25 | 2024-03-26 | FlatFrog Laboratories, AB | Videoconferencing terminal and method of operating the same |
| US12056316B2 (en) | 2019-11-25 | 2024-08-06 | Flatfrog Laboratories Ab | Touch-sensing apparatus |
| US12055969B2 (en) | 2018-10-20 | 2024-08-06 | Flatfrog Laboratories Ab | Frame for a touch-sensitive device and tool therefor |
| US12282653B2 (en) | 2020-02-08 | 2025-04-22 | Flatfrog Laboratories Ab | Touch apparatus with low latency interactions |
-
2014
- 2014-01-10 CN CN201420017359.5U patent/CN203720812U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11281335B2 (en) | 2016-12-07 | 2022-03-22 | Flatfrog Laboratories Ab | Touch device |
| US12524117B2 (en) | 2017-02-06 | 2026-01-13 | Flatfrog Laboratories Ab | Optical coupling in touch-sensing systems |
| US11740741B2 (en) | 2017-02-06 | 2023-08-29 | Flatfrog Laboratories Ab | Optical coupling in touch-sensing systems |
| US12175044B2 (en) | 2017-02-06 | 2024-12-24 | Flatfrog Laboratories Ab | Optical coupling in touch-sensing systems |
| US11281338B2 (en) | 2017-03-28 | 2022-03-22 | Flatfrog Laboratories Ab | Touch sensing apparatus and method for assembly |
| US12105917B2 (en) | 2017-03-28 | 2024-10-01 | Flatfrog Laboratories Ab | Touch sensing apparatus and method for assembly |
| US11966545B2 (en) | 2017-03-28 | 2024-04-23 | Flatfrog Laboratories Ab | Touch sensing apparatus and method for assembly |
| US12086362B2 (en) | 2017-09-01 | 2024-09-10 | Flatfrog Laboratories Ab | Optical component |
| US11256371B2 (en) | 2017-09-01 | 2022-02-22 | Flatfrog Laboratories Ab | Optical component |
| US11650699B2 (en) | 2017-09-01 | 2023-05-16 | Flatfrog Laboratories Ab | Optical component |
| US11567610B2 (en) | 2018-03-05 | 2023-01-31 | Flatfrog Laboratories Ab | Detection line broadening |
| US12524116B2 (en) | 2018-03-05 | 2026-01-13 | Flatfrog Laboratories Ab | Detection line broadening |
| US12055969B2 (en) | 2018-10-20 | 2024-08-06 | Flatfrog Laboratories Ab | Frame for a touch-sensitive device and tool therefor |
| US11943563B2 (en) | 2019-01-25 | 2024-03-26 | FlatFrog Laboratories, AB | Videoconferencing terminal and method of operating the same |
| CN109885212A (en) * | 2019-02-19 | 2019-06-14 | 广州视源电子科技股份有限公司 | Touch bezel and touch display |
| US12056316B2 (en) | 2019-11-25 | 2024-08-06 | Flatfrog Laboratories Ab | Touch-sensing apparatus |
| US12461630B2 (en) | 2019-11-25 | 2025-11-04 | Flatfrog Laboratories Ab | Touch-sensing apparatus |
| US12282653B2 (en) | 2020-02-08 | 2025-04-22 | Flatfrog Laboratories Ab | Touch apparatus with low latency interactions |
| US11893189B2 (en) | 2020-02-10 | 2024-02-06 | Flatfrog Laboratories Ab | Touch-sensing apparatus |
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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 |
Granted publication date: 20140716 Termination date: 20150110 |
|
| EXPY | Termination of patent right or utility model |