CN205910680U - Infrared touching device - Google Patents
Infrared touching device Download PDFInfo
- Publication number
- CN205910680U CN205910680U CN201620669876.XU CN201620669876U CN205910680U CN 205910680 U CN205910680 U CN 205910680U CN 201620669876 U CN201620669876 U CN 201620669876U CN 205910680 U CN205910680 U CN 205910680U
- Authority
- CN
- China
- Prior art keywords
- optical filtering
- infrared
- planoconvex
- bar
- receiving terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Filters (AREA)
Abstract
The utility model discloses an infrared touching device, including the touch -sensitive screen to and set up touch frame marginal around the touch -sensitive screen, and be provided with the launching tube subassembly among the touch frame on adjacent both sides, be provided with the receiver tube subassembly among the touch frame on adjacent other both sides, the launching tube subassembly including transmission infrared tube and the transmitting terminal plane -convex type strip that filters, an one side that transmitting terminal plane -convex type filtered is the plane, the another side is the convex surface, the receiver tube subassembly including receiving infrared tube and the receiving terminal plane -convex type strip that filters, an one side that receiving terminal plane -convex type filtered is the plane, the another side is the convex surface, filter relative setting the in convex surface one side of strip of convex surface one side and the receiving terminal plane -convex type of strip of filtering transmitting terminal plane -convex type. The utility model discloses an infrared touching device utilizes the convex lens principle, has increased transmission light energy, effectively increases the stability of signal.
Description
Technical field
This utility model belongs to Infrared touch screen technology field and in particular to a kind of infrared touching device.
Background technology
Infrared touch panel relies on transmitting and receives infrared light work, and ambient light (as sunlight) also can be to infrared light-receiving
Impact, so being accomplished by optical filtering bar to leach other wavelength light.In some large scale infrared screen, due to infrared emitting energy
Amount is limited, and size is bigger, and the energy that infrared receiving tube receives is less.Often need circuit this when signal times magnification
Number increases, and it is too big that amplification increases, and whole signal can be led to receive unstable.
Utility model content
The purpose of this utility model is: for the problem that existing large scale infrared screen signal receiving part is stable, provides
A kind of infrared touching device, using convex lenss principle, increased transmitting light energy, is effectively increased the stability of signal.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of infrared touching device, including touch screen, and is arranged on the touch frame of touch screen edge, adjacent both sides
Touch frame in be provided with transmitting tube assembly, be provided with reception tube assembly in the touch frame on adjacent other both sides, described transmitting
Tube assembly includes launching infrared tube and transmitting terminal planoconvex optical filtering bar, and the one side of transmitting terminal planoconvex optical filtering bar is plane, another
Face is convex surface；Described reception tube assembly includes receiving infrared tube and receiving terminal planoconvex optical filtering bar, and receiving terminal planoconvex filters
The one side of bar is plane, another side is convex surface；The convex surface side of transmitting terminal planoconvex optical filtering bar and receiving terminal planoconvex optical filtering bar
Convex surface side be oppositely arranged.
Preferably, described transmitting tube assembly also includes transmitting terminal infrared pcb plate, and described reception tube assembly also includes connecing
Receiving end infrared pcb plate, is provided with described touch frame for fixed transmission end infrared pcb plate or receiving terminal infrared pcb plate
Infrared pcb draw-in groove, and hold convex optical filtering bar or the optical filtering clamp bar slot of receiving terminal planoconvex optical filtering bar level with both hands for fixed transmission.
Preferably, described optical filtering clamp bar slot is obliquely installed, the transmitting terminal planoconvex optical filtering bar of touch screen surrounding and reception
Hold the combination of convex optical filtering bar level with both hands and form the uncovered structure along touch direction.
Preferably, described transmitting terminal planoconvex Rhizoma Dioscoreae (peeled) and receiving terminal planoconvex optical filtering bar are provided with card in both sides of the edge
Card corner in optical filtering clamp bar slot.
Due to employing technique scheme, the beneficial effects of the utility model are:
A kind of infrared touching device of the present utility model, using the principle of convex lenss optically focused, equal in transmitting terminal and receiving terminal
Using planoconvex optical filtering bar, it is effectively increased the energy of launching light, solve the problems, such as due to unstable apart from larger signal transmission；
Meanwhile, it is provided with pcb draw-in groove and optical filtering clamp bar slot in touching frame, improve the structural stability of infrared touching device.
Brief description
Fig. 1 is infrared touching device structural representation of the present utility model.
Fig. 2 is the a-a end view drawing of Fig. 1.
Fig. 3 is infrared touching device schematic diagram of the present utility model.
Fig. 4 is touch frame sectional drawing of the present utility model.
Reference: 1- touches frame, 11- infrared pcb draw-in groove, 12- optical filtering clamp bar slot, 2- touch screen, and 3- launches tube assembly,
31- transmitting terminal infrared pcb plate, 32- launches infrared tube, 33- transmitting terminal planoconvex optical filtering bar, and 4- receives tube assembly, 41- receiving terminal
Infrared pcb plate, 42- receives infrared tube, 43- receiving terminal planoconvex optical filtering bar, 5- card corner.
Specific embodiment
Reference picture 1-4, a kind of infrared touching device of the present utility model, including touch screen 2, and it is arranged on touch screen 2
The touch frame 1 of edge, is provided with transmitting tube assembly 3, the touch frame 1 on adjacent other both sides in the touch frame 1 on adjacent both sides
In be provided with reception tube assembly 4, described transmitting tube assembly 3 includes launching infrared tube 32 and transmitting terminal planoconvex optical filtering bar 33,
The one side of transmitting terminal planoconvex optical filtering bar 33 is plane, another side is convex surface；Described reception tube assembly 4 includes receiving infrared tube
42 and receiving terminal planoconvex optical filtering bar 43, the one side of receiving terminal planoconvex optical filtering bar 43 is plane, another side is convex surface；Transmitting terminal
The convex surface side of planoconvex optical filtering bar 33 is oppositely arranged with the convex surface side of receiving terminal planoconvex optical filtering bar 43.
With reference to Fig. 3, the transmitting infrared tube 32 of infrared touching device, transmitting terminal planoconvex optical filtering bar 33, reception infrared tube 42
With the configuration mode of receiving terminal planoconvex optical filtering bar 43 as shown in FIG..Transmitting terminal planoconvex optical filtering bar 33 He of the present utility model
All using the structure of similar planoconvex lens, the infrared light that transmitting infrared tube 32 sends passes through transmitting terminal to receiving terminal planoconvex optical filtering bar 43
Planoconvex optical filtering bar 33 is in fan-shaped emission, and then passing through receiving terminal planoconvex optical filtering bar 43 is in fan-shaped reception, so receiving infrared
Pipe 42 active position need not necessarily lie in focal point, effectively increases transmission range, increased the stability of signal.
Transmitting tube assembly 3 also includes transmitting terminal infrared pcb plate 31, and it is infrared that described reception tube assembly 4 also includes receiving terminal
Pcb plate 41, described touch is provided with frame 1 for fixed transmission end infrared pcb plate 31 or receiving terminal infrared pcb plate 41
Infrared pcb draw-in groove 11, and hold convex optical filtering bar 33 or the optical filtering bar of receiving terminal planoconvex optical filtering bar 43 level with both hands for fixed transmission
Draw-in groove 12.Transmitting terminal infrared pcb plate 31 and receiving terminal infrared pcb plate 41 are all fixed by infrared pcb draw-in groove 11 clamping, fix more
Plus firmly；Same principle, transmitting terminal planoconvex optical filtering bar 33 and receiving terminal planoconvex optical filtering bar 43 are respectively provided with both sides of the edge
There is the card corner 5 being stuck in optical filtering clamp bar slot 12.Transmitting terminal planoconvex optical filtering bar 33 and receiving terminal planoconvex optical filtering bar 43 pass through
Card corner 5 clamping is fixed in optical filtering clamp bar slot 12 so that the fixation of optical filtering bar is more firm, is favorably improved infrared transmission
Stability.
Optical filtering clamp bar slot 12 is obliquely installed, the transmitting terminal planoconvex optical filtering bar 33 of touch screen 2 surrounding and receiving terminal planoconvex
Optical filtering bar 43 combination formed along touch direction uncovered structure so that near touch frame 1 corner location touch when more square
Just.
Claims (4)
1. a kind of infrared touching device, including touch screen (2), and is arranged on the touch frame (1) of touch screen (2) edge,
It is provided with transmitting tube assembly (3) in the touch frame (1) on adjacent both sides, in the touch frame (1) on adjacent other both sides, be provided with reception
Tube assembly (4) is it is characterised in that described transmitting tube assembly (3) includes transmitting infrared tube (32) and transmitting terminal planoconvex filters
Bar (33), the one side of transmitting terminal planoconvex optical filtering bar (33) is plane, another side is convex surface；Described reception tube assembly (4) bag
Include reception infrared tube (42) and receiving terminal planoconvex optical filtering bar (43), the one side of receiving terminal planoconvex optical filtering bar (43) is plane,
Another side is convex surface；The convex surface side of transmitting terminal planoconvex optical filtering bar (33) and the convex surface one of receiving terminal planoconvex optical filtering bar (43)
Side is oppositely arranged.
2. infrared touching device according to claim 1 is it is characterised in that described transmitting tube assembly (3) also includes sending out
Penetrate the infrared pcb plate (31) in end, described reception tube assembly (4) also includes receiving terminal infrared pcb plate (41), described touch frame
(1) it is provided with the infrared pcb draw-in groove for fixed transmission end infrared pcb plate (31) or receiving terminal infrared pcb plate (41) in
(11), and for fixed transmission convex optical filtering bar (33) or the optical filtering clamp bar slot of receiving terminal planoconvex optical filtering bar (43) are held level with both hands
(12).
3. infrared touching device according to claim 2 is it is characterised in that described optical filtering clamp bar slot (12) tilts to set
Put, transmitting terminal planoconvex optical filtering bar (33) of touch screen (2) surrounding and receiving terminal planoconvex optical filtering bar (43) combination form edge and touch
Touch the uncovered structure in direction.
4. infrared touching device according to claim 2 is it is characterised in that described transmitting terminal planoconvex Rhizoma Dioscoreae (peeled) and reception
Hold convex optical filtering bar (43) level with both hands and be provided with, in both sides of the edge, the card corner (5) being stuck in optical filtering clamp bar slot (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620669876.XU CN205910680U (en) | 2016-06-28 | 2016-06-28 | Infrared touching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620669876.XU CN205910680U (en) | 2016-06-28 | 2016-06-28 | Infrared touching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205910680U true CN205910680U (en) | 2017-01-25 |
Family
ID=57813205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620669876.XU Expired - Fee Related CN205910680U (en) | 2016-06-28 | 2016-06-28 | Infrared touching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205910680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390946A (en) * | 2017-08-31 | 2017-11-24 | 河源中光电通讯技术有限公司 | A kind of display device with touch function and the terminal device comprising the device |
-
2016
- 2016-06-28 CN CN201620669876.XU patent/CN205910680U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390946A (en) * | 2017-08-31 | 2017-11-24 | 河源中光电通讯技术有限公司 | A kind of display device with touch function and the terminal device comprising the device |
| CN107390946B (en) * | 2017-08-31 | 2020-07-10 | 河源中光电通讯技术有限公司 | Display device with touch function and terminal equipment comprising same |
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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: 20170125 Termination date: 20200628 |