CN203386190U - Infrared touch frame and infrared touch screen - Google Patents
Infrared touch frame and infrared touch screen Download PDFInfo
- Publication number
- CN203386190U CN203386190U CN201320430477.4U CN201320430477U CN203386190U CN 203386190 U CN203386190 U CN 203386190U CN 201320430477 U CN201320430477 U CN 201320430477U CN 203386190 U CN203386190 U CN 203386190U
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- led lamp
- optical filtering
- circuit board
- touch panel
- infrared touch
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- 238000001914 filtration Methods 0.000 claims abstract description 83
- 230000003287 optical effect Effects 0.000 claims abstract description 78
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
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Abstract
The utility model provides an infrared touch frame and infrared touch screen, infrared touch frame includes casing, circuit board, LED lamp and light filtering strip, the casing has one to place the circuit board with the cavity of LED lamp, the LED lamp with circuit board electric connection, the light filtering strip is located LED lamp the place ahead with casing accordant connection, wherein the thickness of light filtering strip or the light filtering strip with the contained angle messenger of LED lamp bottom surface casing the middle light warp that sends of LED lamp the light filtering strip refraction back with the height of LED lamp bottom surface casing lower surface is less than 4.6 mm. Above-mentioned infrared touch frame and infrared touch screen change the thickness of optical filtering strip or optical filtering strip with the contained angle of LED lamp bottom surface casing, according to the refraction principle can make the light that the LED lamp sent through the optical filtering strip refraction back with the distance of LED lamp bottom surface casing lower surface reduces to make the user reach better writing effect.
Description
Technical field
The utility model relates to the touching technique field, particularly relates to a kind of infrared touch frame and infrared touch panel.
Background technology
Along with the development of technology, people more and more touch touching technique, and wherein infrared touch panel, with its distinctive Stability and adaptability, is applied to the every field of life.
Infrared touch frame of the prior art and infrared touch panel, as shown in Figure 1, the light sent in the middle of the LED fluorescent tube is higher with the height of touch panel upper surface after the refraction of optical filtering bar, reached 4.6mm, easily connect pen during user writing, writing effect is poor, and corresponding user's experience sense is also poor.
The utility model content
Based on this, be necessary for the problems referred to above, a kind of infrared touch frame and infrared touch panel are provided.
A kind of infrared touch frame, comprise housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, and the thickness of wherein said optical filtering bar makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described LED lamp bottom surface housing lower surface after described optical filtering bar refraction.
Above-mentioned infrared touch frame, according to refraction principle, when increasing optical filtering bar thickness, the light that the LED lamp sends more is close to LED lamp bottom surface housing lower surface after the refraction of optical filtering bar, reduced the distance between the rear light of refraction and LED lamp bottom surface housing lower surface, the company's of being not easy pen while making user writing, thus reach writing effect preferably.
A kind of infrared touch frame, comprise housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, and the angle of wherein said optical filtering bar and described LED lamp bottom surface housing makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described LED lamp bottom surface housing lower surface after described optical filtering bar refraction.
Above-mentioned infrared touch frame, according to refraction principle, when reducing the angle of described optical filtering bar and described LED lamp bottom surface housing, the light that the LED lamp sends more is close to LED lamp bottom surface housing lower surface after the refraction of optical filtering bar, reduced the distance between the rear light of refraction and LED lamp bottom surface housing lower surface, the company's of being not easy pen while making user writing, thus reach writing effect preferably.
A kind of infrared touch panel, comprise frame and touch panel, described frame comprises housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, described LED lamp bottom surface housing is connected with described touch panel, and the thickness of wherein said optical filtering bar makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described touch panel upper surface after described optical filtering bar refraction.
Above-mentioned infrared touch panel, according to refraction principle, when increasing optical filtering bar thickness, the light that the LED lamp sends more is close to the touch panel upper surface after the refraction of optical filtering bar, reduced the distance between the rear light of refraction and touch panel upper surface, the company's of being not easy pen while making user writing, thus reach writing effect preferably.
A kind of infrared touch panel, comprise frame and touch panel, described frame comprises housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, described LED lamp bottom surface housing is connected with described touch panel, the angle of wherein said optical filtering bar and described touch panel makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described touch panel upper surface after described optical filtering bar refraction.
Above-mentioned infrared touch panel, according to refraction principle, when increasing the angle of described optical filtering bar and described touch panel, the light that the LED lamp sends more is close to the touch panel upper surface after the refraction of optical filtering bar, reduced the distance between the rear light of refraction and touch panel upper surface, the company's of being not easy pen while making user writing, thus reach writing effect preferably.
The accompanying drawing explanation
The structural representation that Fig. 1 is infrared touch panel in prior art;
The structural representation that Fig. 2 is the utility model embodiment mono-;
The structural representation that Fig. 3 is the utility model embodiment bis-;
The structural representation that Fig. 4 is the utility model embodiment tri-;
The structural representation that Fig. 5 is the utility model embodiment tetra-.
Embodiment
Below in the mode of specific embodiment, the embodiment to the utility model infrared touch panel is described in detail.
Embodiment mono-
As shown in Figure 2, a kind of infrared touch frame 1, comprise housing 11, circuit board 12, LED lamp 13 and optical filtering bar 14, described housing 11 has the cavity 111 of the described circuit board 12 of a placement and described LED lamp 13, described LED lamp 13 is electrically connected with described circuit board 12, described optical filtering bar 14 is positioned at described LED lamp 13 the place aheads and is connected with described housing 11 couplings, and the thickness of wherein said optical filtering bar 14 makes the light sent in the middle of described LED lamp 13 be less than 4.6mm with the height of described LED lamp 13 bottom surface housing 11 lower surfaces after described optical filtering bar 14 refractions.
The thickness of wherein said optical filtering bar 14 can be according to the concrete material decision of described optical filtering bar 14.
In a specific embodiment, as shown in Figure 2, the light sent in the middle of described LED lamp 13 is 4.1mm with the height of described LED lamp 13 bottom surface housing 11 lower surfaces after described optical filtering bar 14 refractions, is less than 4.6mm of the prior art, thereby making to write reaches effect preferably.
In a specific embodiment, the described housing 11 inwall left and right sides have the projecting part 112 that the coupling level tightens described circuit board 12.
In a specific embodiment, described housing 11 is to be made by aluminum alloy materials.
Embodiment bis-
Embodiment bis-is that the angle that changes described optical filtering bar 14 and described LED lamp 13 bottom surface housings 11 makes the light sent in the middle of described LED lamp 13 be less than 4.6mm with the height of described LED lamp 13 bottom surface housing 11 lower surfaces after described optical filtering bar 14 refractions with the key distinction of embodiment mono-.
As shown in Figure 3, a kind of infrared touch frame 1, comprise housing 11, circuit board 12, LED lamp 13 and optical filtering bar 14, described housing 11 has the cavity 111 of the described circuit board 12 of a placement and described LED lamp 13, described LED lamp 13 is electrically connected with described circuit board 12, described optical filtering bar 14 is positioned at described LED lamp 13 the place aheads and is connected with described housing 11 couplings, the angle of wherein said optical filtering bar 14 and described LED lamp 13 bottom surface housings 11 makes the light sent in the middle of described LED lamp 13 be less than 4.6mm with the height of described LED lamp 13 bottom surface housing 11 lower surfaces after described optical filtering bar 14 refractions.
The angle of wherein said optical filtering bar 14 and described LED lamp 13 bottom surface housings 11 can be according to the concrete material decision of described optical filtering bar 14.
In a specific embodiment, as shown in Figure 3, the light sent in the middle of described LED lamp 13 is 4.1mm with the height of described LED lamp 13 bottom surface housing 11 lower surfaces after described optical filtering bar 14 refractions, is less than 4.6mm of the prior art, thereby making to write reaches effect preferably.
Embodiment bis-other technologies features are identical with embodiment mono-, do not repeat them here.
Embodiment tri-
Embodiment tri-is based on the infrared touch panel on the described infrared touch frame of embodiment mono-basis.
As shown in Figure 4, a kind of infrared touch panel, comprise frame 1 and touch panel 2, described frame 1 comprises housing 11, circuit board 12, LED lamp 13 and optical filtering bar 14, described housing 11 has the cavity 111 of the described circuit board 12 of a placement and described LED lamp 13, described LED lamp 13 is electrically connected with described circuit board 12, described optical filtering bar 14 is positioned at described LED lamp 13 the place aheads and is connected with described housing 11 couplings, described LED lamp 13 bottom surface housings 11 are connected with described touch panel 2, the thickness of wherein said optical filtering bar 14 makes the light sent in the middle of described LED lamp 13 be less than 4.6mm with the height of described touch panel 2 upper surfaces after described optical filtering bar 14 refractions.
The thickness of wherein said optical filtering bar 14 can be according to the concrete material decision of described optical filtering bar 14.
In a specific embodiment, as shown in Figure 4, the light sent in the middle of described LED lamp 13 is 4.1mm with the height of touch panel 2 upper surfaces after described optical filtering bar 14 refractions, is less than 4.6mm of the prior art, thereby making to write reaches effect preferably.
In a specific embodiment, infrared touch panel comprises display screen 3, and described display screen 3 is LED or LCD.
In a specific embodiment, infrared touch panel comprises press screen stent 4, and described press screen stent 4 supports and fix described housing 11, touch panel 2 and display screen 3.
Embodiment tri-other technologies features are identical with embodiment mono-, do not repeat them here.
Embodiment tetra-
Embodiment tetra-is based on the infrared touch panel on the described infrared touch frame of embodiment mono-basis, with the embodiment mono-infrared touch frame key distinction be the angle that changes described optical filtering bar 14 and described touch panel 2.
As shown in Figure 5, a kind of infrared touch panel, comprise frame 1 and touch panel 2, described frame 1 comprises housing 11, circuit board 12, LED lamp 13 and optical filtering bar 14, described housing 11 has the cavity 111 of the described circuit board 12 of a placement and described LED lamp 13, described LED lamp 13 is electrically connected with described circuit board 12, described optical filtering bar 14 is positioned at described LED lamp 13 the place aheads and is connected with described housing 11 couplings, described LED lamp 13 bottom surface housings 11 are connected with described touch panel 2, wherein said optical filtering bar 14 makes the light sent in the middle of described LED lamp 13 be less than 4.6mm with the height of described touch panel 2 upper surfaces after described optical filtering bar 14 refractions with the angle of described touch panel 2.
The angle of wherein said optical filtering bar 14 and described touch panel 2 can be according to the concrete material decision of described optical filtering bar 14.
In a specific embodiment, as shown in Figure 5, the light sent in the middle of described LED lamp 13 is 4.1mm with the height of described touch panel upper surface after described optical filtering bar 14 refractions, is less than 4.6mm of the prior art, thereby making to write reaches effect preferably.
In a specific embodiment, infrared touch panel comprises display screen 3, and described display screen 3 is LED or LCD.
In a specific embodiment, infrared touch panel comprises press screen stent 4, and described press screen stent 4 supports and fix described housing 11, touch panel 2 and display screen 3.
Embodiment tetra-other technologies features are identical with embodiment mono-, do not repeat them here.
Above-mentioned infrared touch frame and the infrared touch panel based on described infrared touch frame, change the thickness of described optical filtering bar 14 or the angle of described optical filtering bar 14 and described LED lamp 13 bottom surface housings 11, according to refraction principle, can make the light that LED lamp 13 sends more be close to described LED lamp 13 bottom surface housings 11, light after 14 refractions of optical filtering bar and the distance of described LED lamp 13 bottom surface housing 11 lower surfaces reduce so, thereby make to write the company's of being not easy pen, reach writing effect preferably.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. an infrared touch frame, comprise housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, it is characterized in that, the thickness of described optical filtering bar makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described LED lamp bottom surface housing lower surface after described optical filtering bar refraction.
2. infrared touch frame according to claim 1, is characterized in that, the described inner walls left and right sides has the projecting part that the coupling level tightens described circuit board.
3. an infrared touch frame, comprise housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, it is characterized in that, the angle of described optical filtering bar and described LED lamp bottom surface housing makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described LED lamp bottom surface housing lower surface after described optical filtering bar refraction.
4. infrared touch frame according to claim 3, is characterized in that, the described inner walls left and right sides has the projecting part that the coupling level tightens described circuit board.
5. an infrared touch panel, comprise frame and touch panel, described frame comprises housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, described LED lamp bottom surface housing is connected with described touch panel, it is characterized in that, the thickness of described optical filtering bar makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described touch panel upper surface after described optical filtering bar refraction.
6. infrared touch panel according to claim 5, is characterized in that, infrared touch panel comprises display screen, and described display screen is LED or LCD.
7. according to the described infrared touch panel of claim 5 or 6, it is characterized in that, the described inner walls left and right sides has the projecting part that the coupling level tightens described circuit board.
8. an infrared touch panel, comprise frame and touch panel, described frame comprises housing, circuit board, LED lamp and optical filtering bar, described housing has the cavity of the described circuit board of a placement and described LED lamp, described LED lamp and described circuit board are electrically connected, described optical filtering bar is positioned at described LED lamp the place ahead and is connected with described housing coupling, described LED lamp bottom surface housing is connected with described touch panel, it is characterized in that, the angle of described optical filtering bar and described touch panel makes the light sent in the middle of described LED lamp be less than 4.6mm with the height of described touch panel upper surface after described optical filtering bar refraction.
9. infrared touch panel according to claim 8, is characterized in that, infrared touch panel comprises display screen, and described display screen is LED or LCD.
10. infrared touch panel according to claim 8 or claim 9, is characterized in that, the described inner walls left and right sides has the projecting part that the coupling level tightens described circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320430477.4U CN203386190U (en) | 2013-07-15 | 2013-07-15 | Infrared touch frame and infrared touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320430477.4U CN203386190U (en) | 2013-07-15 | 2013-07-15 | Infrared touch frame and infrared touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203386190U true CN203386190U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320430477.4U Expired - Lifetime CN203386190U (en) | 2013-07-15 | 2013-07-15 | Infrared touch frame and infrared touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203386190U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575282A (en) * | 2015-01-29 | 2015-04-29 | 潘凯成 | Show window system |
| CN105521919A (en) * | 2016-01-25 | 2016-04-27 | 宁波微科光电有限公司 | Dispensing structure bringing convenience to connection of filtering strip and proximate matter |
| CN106445252A (en) * | 2016-11-23 | 2017-02-22 | 杭州碳诺电子科技有限公司 | Handwriting infrared collection structure capable of avoiding handwriting misidentification caused by joined-up characters and recording boldness of characters |
-
2013
- 2013-07-15 CN CN201320430477.4U patent/CN203386190U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575282A (en) * | 2015-01-29 | 2015-04-29 | 潘凯成 | Show window system |
| CN105521919A (en) * | 2016-01-25 | 2016-04-27 | 宁波微科光电有限公司 | Dispensing structure bringing convenience to connection of filtering strip and proximate matter |
| CN105521919B (en) * | 2016-01-25 | 2018-05-18 | 宁波微科光电股份有限公司 | It is a kind of to facilitate the point plastic structure that optical filtering item is connected with section bar |
| CN106445252A (en) * | 2016-11-23 | 2017-02-22 | 杭州碳诺电子科技有限公司 | Handwriting infrared collection structure capable of avoiding handwriting misidentification caused by joined-up characters and recording boldness of characters |
| CN106445252B (en) * | 2016-11-23 | 2023-10-20 | 杭州碳诺电子科技有限公司 | Handwriting infrared acquisition structure capable of avoiding error identification and thickness recording of continuous pen track |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |