CN202472612U - Infrared transmit-receive tube edge sealing structure with inclined plane, and electronic whiteboard formed by same - Google Patents
Infrared transmit-receive tube edge sealing structure with inclined plane, and electronic whiteboard formed by same Download PDFInfo
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- CN202472612U CN202472612U CN2012200979297U CN201220097929U CN202472612U CN 202472612 U CN202472612 U CN 202472612U CN 2012200979297 U CN2012200979297 U CN 2012200979297U CN 201220097929 U CN201220097929 U CN 201220097929U CN 202472612 U CN202472612 U CN 202472612U
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- sealing structure
- plane
- transmission pipe
- edge sealing
- infrared receiving
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Abstract
The utility model discloses an infrared transmit-receive tube edge sealing structure with an inclined plane, and an electronic whiteboard formed by the same. The infrared transmit-receive tube edge sealing structure with the inclined plane comprises a groove-shaped body arranged at the edge of a plate body, wherein the groove-shaped body is provided with a fixing cavity for containing the edge of the plate body, and a transmit-receive cavity for containing an infrared transmit-receive circuit board; the fixing cavity and the transmit-receive cavity are opened, the opening part of the transmit-receive cavity is provided with a light filtering strip, the surface of the light filtering strip and the surface of the plate body are crossed to form an inclined plane, and the angle of the inclined plane is 20-70 degrees. According to the infrared transmit-receive tube edge sealing structure with the inclined plane, the light filtering strip which is of a large surrounding structure surrounds the infrared transmit-receive tube circuit board, so that an effective insulation protection function and a dustproof and waterproof function are realized; and the light filtering strip uses an inclined plane structure, so that the regular receiving and transmitting of infrared signals are ensured, and outside interference signals can be reflected out effectively. In comparison with the conventional structure, the infrared transmit-receive tube edge sealing structure further saves the original fixing plate structure of the infrared transmit-receive circuit board.
Description
Technical field
The utility model relates to a kind of edge sealing structure of infrared receiving/transmission pipe, is meant that more particularly a kind of infrared receiving/transmission pipe edge sealing structure that has ramp structure reaches by its electronic whiteboard that constitutes.
Background technology
In the prior art, the infrared receiving/transmission pipe is applied on the products such as electronic whiteboard, electronics curtain, because also there is a certain amount of infrared signal in the periphery of environment for use; Easily product is caused unnecessary interference; What the existing edge sealing that is applied to the infrared receiving/transmission pipe on the electronic whiteboard adopted is the straight flange structure, not only is not easy to clean, and is easy to shelter evil people and countenance evil practices; And be unfavorable for the infrared undesired signal of outside is reflected back, as shown in Figure 2.In addition, traditional infrared receiving/transmission pipe circuit board needs an independent back up pad, makes its structure complicated, and does not have the good insulation performance performance.
Based on the deficiency of above-mentioned prior art, inventor's innovative design goes out a kind of with the infrared receiving/transmission pipe edge sealing structure on inclined-plane and by its electronic whiteboard that constitutes.
The utility model content
The purpose of the utility model is to overcoming the defective of prior art, and provides a kind of with the infrared receiving/transmission pipe edge sealing structure on inclined-plane and by its electronic whiteboard that constitutes.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
The infrared receiving/transmission pipe edge sealing structure on band inclined-plane comprises the trough-shaped body of being located at the plate body edge, and described trough-shaped body is provided with lock chamber that is used for ccontaining plate body edge and the transmitting-receiving chamber that is used for ccontaining infrared receiving/transmission pipe circuit board; Described lock chamber, transmitting-receiving chamber are atrium, and the opening part in said transmitting-receiving chamber is provided with the optical filtering bar, and the surface of said optical filtering bar and the surface of plate body are the inclined-plane and intersect, and angle is 20 °～70 °.
Its further technical scheme is: described optical filtering bar is the dark shape elongated slot body that is provided with opening, comprises the bottom on inclined-plane, the inner side edge that touches with the plate body side edge and the outer side edges that is used for fixing infrared receiving/transmission pipe circuit board.
Its further technical scheme is: the outer end of the inner side edge of said optical filtering bar is provided with the flange to the opening inner bulge; Described outer side edges is longer than inner side edge, and is provided with to the inboard stopper section of extending of opening in the outer end of outer side edges, and the inboard, stopper section is provided with the stop lug that is used to tighten infrared receiving/transmission pipe circuit board.
Its further technical scheme is: the outboard end in said transmitting-receiving chamber is provided with the backstop flanging that is used for backstop optical filtering bar.
Its further technical scheme is: the inclined-plane of described backstop flanging and optical filtering bar bottom is same plane.
Its further technical scheme is: described trough-shaped body also comprises cavity.
Its further technical scheme is: the outside of said trough-shaped body also is provided with shell body, and described shell body comprises procapsid and back casing.
Its further technical scheme is: described trough-shaped body is an aluminium section bar.
A kind of electronic whiteboard comprises the electronic whiteboard body and is located at electronic whiteboard housing all around that described housing is aforesaid infrared receiving/transmission pipe edge sealing structure with band inclined-plane.
Its further technical scheme is: be provided with display unit in the described electronic whiteboard body.
The utility model beneficial effect compared with prior art is: the utility model adopts the optical filtering bar of a big investing mechanism; Infrared receiving/transmission pipe circuit board is surrounded; Can play the effect of effective insulation protection effect and dustproof and waterproof; And optical filtering strip adoption ramp structure guaranteed the reception and the transmission of normal infrared signal, and undesired signal to external world can reflect away effectively.Compare with traditional structure, also saved the fixed head structure of original infrared receiving/transmission pipe circuit board.
Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.
Description of drawings
Fig. 1 is the cross-sectional view (including infrared receiving/transmission pipe circuit board) of the infrared receiving/transmission pipe edge sealing structure specific embodiment on the utility model band inclined-plane;
Figure 1A is the cross-sectional view (not including infrared receiving/transmission pipe circuit board and plate body edge) of the infrared receiving/transmission pipe edge sealing structure specific embodiment on the utility model band inclined-plane;
Figure 1B is the diagrammatic cross-section of optical filtering bar embodiment illustrated in fig. 1;
Fig. 2 is the cross-sectional view of infrared receiving/transmission pipe edge sealing structure specific embodiment of the prior art.
Description of reference numerals
1 plate body, 2 trough-shaped body
21 lock chambers, 22 transmitting-receiving chambeies
221 backstop flangings, 23 cavities
3 infrared receiving/transmission pipe circuit boards, 4 optical filtering bars
41 bottoms, 42 inner side edges
421 flanges, 43 outer side edges
431 stopper sections, 432 stop lug
Embodiment
In order more to make much of the technology contents of the utility model, below in conjunction with specific embodiment the technical scheme of the utility model is further introduced and explanation, but be not limited to this.
Shown in Fig. 1, Figure 1B, the infrared receiving/transmission pipe edge sealing structure on the utility model band inclined-plane comprises the trough-shaped body 2 of being located at plate body 1 edge, and trough-shaped body 2 is provided with lock chamber 21 that is used for ccontaining plate body 1 edge and the transmitting-receiving chamber 22 that is used for ccontaining infrared receiving/transmission pipe circuit board 3; Lock chamber 21, transmitting-receiving chamber 22 are atrium, and the opening part in transmitting-receiving chamber 22 is provided with optical filtering bar 4, and the surface of the surface of optical filtering bar 4 and plate body 1 is the inclined-plane and intersects, and angle is 20 °～70 °.Optical filtering bar 4 is for being provided with the dark shape elongated slot body of opening, comprises the bottom 41 on inclined-plane, the inner side edge 42 that touches with plate body 1 side edge and the outer side edges 43 that is used for fixing infrared receiving/transmission pipe circuit board 3.The outer end of the inner side edge 42 of optical filtering bar 4 is provided with the flange 421 to the opening inner bulge; Outer side edges 43 is longer than inner side edge 42, and is provided with to the inboard stopper section 431 of extending of opening in the outer end of outer side edges 43, and 431 inboards, stopper section are provided with the stop lug 432 that is used to tighten infrared receiving/transmission pipe circuit board 3.The outboard end in transmitting-receiving chamber 22 is provided with the backstop flanging 221 that is used for backstop optical filtering bar 4.Backstop flanging 221 is same plane with the inclined-plane of the bottom 41 of optical filtering bar 4.Trough-shaped body 2 also comprises cavity 23, is used to gain in strength and saves the cost of material.
The outside of trough-shaped body 2 can also further be provided with shell body, and shell body comprises procapsid and back casing (not shown).
Wherein, trough-shaped body preferentially adopts aluminium section bar, and the optical filtering bar then adopts and can pass ultrared semi transparent material; And the preferential material that adopts with insulating property; Guaranteed the security of infrared receiving/transmission pipe circuit board, and had dustproof effect, when plate body edge has a spot of moisture content; Because the backstop action of flange has certain waterproof effect.
A kind of electronic whiteboard of the utility model comprises the electronic whiteboard body and is located at electronic whiteboard housing all around that this housing adopts aforesaid infrared receiving/transmission pipe edge sealing structure with band inclined-plane.Be provided with display unit in the electronic whiteboard body,, also adopt the mode of projection to realize the Presentation Function of electronic whiteboard such as LCDs or LED display.
In other embodiment, the infrared receiving/transmission pipe edge sealing structure on the utility model band inclined-plane also can be used for products such as infrared detection curtain.
In sum; The utility model adopts the optical filtering bar of a big investing mechanism; Infrared receiving/transmission pipe circuit board is surrounded, can plays the effect of effective insulation protection effect and dustproof and waterproof, and optical filtering strip adoption ramp structure; Guaranteed the reception and the transmission of normal infrared signal, and undesired signal to external world can reflect away effectively.Compare with traditional structure, also saved the fixed head structure of original infrared receiving/transmission pipe circuit board.
The above only further specifies the technology contents of the utility model with embodiment; So that the reader is more readily understood; But do not represent the embodiment of the utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all receives the protection of the utility model.The protection domain of the utility model is as the criterion with claims.
Claims (10)
1. the infrared receiving/transmission pipe edge sealing structure on band inclined-plane comprises the trough-shaped body of being located at the plate body edge, it is characterized in that described trough-shaped body is provided with lock chamber that is used for ccontaining plate body edge and the transmitting-receiving chamber that is used for ccontaining infrared receiving/transmission pipe circuit board; Described lock chamber, transmitting-receiving chamber are atrium, and the opening part in said transmitting-receiving chamber is provided with the optical filtering bar, and the surface of said optical filtering bar and the surface of plate body are the inclined-plane and intersect, and angle is 20 °～70 °.
2. the infrared receiving/transmission pipe edge sealing structure on band according to claim 1 inclined-plane; It is characterized in that described optical filtering bar is the dark shape elongated slot body that is provided with opening, comprise the bottom on inclined-plane, the inner side edge that touches with the plate body side edge and the outer side edges that is used for fixing infrared receiving/transmission pipe circuit board.
3. the infrared receiving/transmission pipe edge sealing structure on band according to claim 2 inclined-plane is characterized in that the outer end of the inner side edge of said optical filtering bar is provided with the flange to the opening inner bulge; Described outer side edges is longer than inner side edge, and is provided with to the inboard stopper section of extending of opening in the outer end of outer side edges, and the inboard, stopper section is provided with the stop lug that is used to tighten infrared receiving/transmission pipe circuit board.
4. the infrared receiving/transmission pipe edge sealing structure on band according to claim 3 inclined-plane is characterized in that the outboard end in said transmitting-receiving chamber is provided with the backstop flanging that is used for backstop optical filtering bar.
5. the infrared receiving/transmission pipe edge sealing structure on band according to claim 4 inclined-plane is characterized in that the inclined-plane of described backstop flanging and optical filtering bar bottom is same plane.
6. the infrared receiving/transmission pipe edge sealing structure on band according to claim 5 inclined-plane is characterized in that described trough-shaped body also comprises cavity.
7. the infrared receiving/transmission pipe edge sealing structure on band according to claim 6 inclined-plane is characterized in that the outside of said trough-shaped body also is provided with shell body, and described shell body comprises procapsid and back casing.
8. the infrared receiving/transmission pipe edge sealing structure on band according to claim 7 inclined-plane is characterized in that described trough-shaped body is an aluminium section bar.
9. an electronic whiteboard comprises the electronic whiteboard body and is located at electronic whiteboard housing all around, it is characterized in that described housing is each described infrared receiving/transmission pipe edge sealing structure with band inclined-plane of claim 1 to 8.
10. a kind of electronic whiteboard according to claim 9 is characterized in that being provided with display unit in the described electronic whiteboard body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200979297U CN202472612U (en) | 2012-03-15 | 2012-03-15 | Infrared transmit-receive tube edge sealing structure with inclined plane, and electronic whiteboard formed by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200979297U CN202472612U (en) | 2012-03-15 | 2012-03-15 | Infrared transmit-receive tube edge sealing structure with inclined plane, and electronic whiteboard formed by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202472612U true CN202472612U (en) | 2012-10-03 |
Family
ID=46920756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200979297U Expired - Fee Related CN202472612U (en) | 2012-03-15 | 2012-03-15 | Infrared transmit-receive tube edge sealing structure with inclined plane, and electronic whiteboard formed by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202472612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103634A1 (en) * | 2019-11-29 | 2021-06-03 | 广州视源电子科技股份有限公司 | Touch frame and touch screen comprising same |
-
2012
- 2012-03-15 CN CN2012200979297U patent/CN202472612U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103634A1 (en) * | 2019-11-29 | 2021-06-03 | 广州视源电子科技股份有限公司 | Touch frame and touch screen comprising same |
| JP2023504117A (en) * | 2019-11-29 | 2023-02-01 | 広州視源電子科技股▲分▼有限公司 | Touch frame and touch panel provided with it |
| JP7383153B2 (en) | 2019-11-29 | 2023-11-17 | 広州視源電子科技股▲分▼有限公司 | Touch frame and touch panel equipped with it |
| US11983376B2 (en) | 2019-11-29 | 2024-05-14 | Guangzhou Shiyuan Electronic Technology Company Limited | Touch frame with arrangement of printed circuit board and touch screen having the 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 |
Granted publication date: 20121003 Termination date: 20150315 |
|
| EXPY | Termination of patent right or utility model |