CN213879826U - Infrared signal receiving and transmitting assembly - Google Patents
Infrared signal receiving and transmitting assembly Download PDFInfo
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- CN213879826U CN213879826U CN202022763138.0U CN202022763138U CN213879826U CN 213879826 U CN213879826 U CN 213879826U CN 202022763138 U CN202022763138 U CN 202022763138U CN 213879826 U CN213879826 U CN 213879826U
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- infrared
- circuit board
- light guide
- guide column
- infrared signal
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Abstract
The utility model discloses an infrared signal receiving and transmitting assembly, which comprises a light guide column, a circuit board and an infrared tube, wherein the light guide column comprises an integrally formed column body and an L-shaped structural member, a light inlet surface is arranged in the middle of the inner side surface of the column body, and an oblique reflecting surface is arranged on the upper part of the inner side surface of the column body; one side of the L-shaped structural part is arranged between the light inlet surface and the oblique reflecting surface as a supporting table of the touch substrate, and the other side of the L-shaped structural part is arranged downwards and forms an installation groove with the inner side surface; the circuit board is vertically fixed on the light guide column through the mounting groove, the infrared tube is vertically fixed on the circuit board, and the light emitting end of the infrared tube corresponds to the light inlet surface. The utility model discloses can further reduce infrared touch screen's frame width, make infrared touch screen frivolous more.
Description
Technical Field
The utility model relates to a touch-sensitive screen technical field especially relates to an infrared signal receiving and dispatching subassembly.
Background
With the development of scientific technology and the emergence of electronic touch technology, the touch screen also undergoes the development process from low end to high end. To date, various touch screens have been developed, and their performance is continuously improved. Due to the advantages of simple structure, convenient use, high reaction speed, space saving, easy man-machine communication and the like, the device is widely applied to the fields of public facilities, industrial control, military command, electronic games, multimedia teaching and the like. On the premise of perfect performance, the requirements of certain use environments on appearance are higher and higher. How to develop an infrared touch screen which meets the performance requirements and has better appearance is urgent.
The technical scheme is that the infrared touch screen comprises a touch screen body, a light guide column and a circuit board, wherein an infrared transmitting tube and an infrared receiving tube are fixedly mounted on the circuit board, the touch screen body is positioned on a bearing platform of the light guide column, the circuit board is positioned on the back of the touch screen body, and the infrared transmitting tube and the infrared receiving tube on the circuit board are both positioned on the inner side of the bearing platform. In this patent, the leaded light post is fixed around the touch-sensitive screen body, and the leaded light post still has the effect of frame except that reflection infrared ray, mainly reduces the frame width of infrared touch-sensitive screen through the leaded light post. However, the light guide column with the structure does not optimize the appearance of the product while meeting the performance and assembly requirements, i.e., the width of the frame of the existing infrared touch screen is wide, so that the requirement of market lightening and thinning cannot be met, and the light guide column cannot be accepted by the market.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned technical problem who exists among the prior art, provide an infrared signal receiving and dispatching subassembly, the utility model discloses can further reduce infrared touch screen's frame width, make infrared touch screen frivolous more.
In order to achieve the above object, the utility model adopts the following technical scheme:
an infrared signal transceiving component, comprising: the LED light guide column comprises a light guide column, a circuit board and an infrared tube, wherein the light guide column comprises a column body and an L-shaped structural member which are integrally formed, a light inlet surface is arranged in the middle of the inner side surface of the column body, and an inclined reflecting surface is arranged at the upper part of the inner side surface of the column body; one side of the L-shaped structural part is arranged between the light inlet surface and the oblique reflecting surface as a supporting table of the touch substrate, and the other side of the L-shaped structural part is arranged downwards and forms an installation groove with the inner side surface; the circuit board is vertically fixed on the light guide column through the mounting groove, the infrared tube is vertically fixed on the circuit board, and the light emitting end of the infrared tube corresponds to the light inlet surface.
The light inlet surface is an inclined surface.
The lower end of the L-shaped structural part corresponds to the middle part of the light guide column.
The upper side of the circuit board is positioned in the mounting groove.
The upper part of the outer side surface of the column body is provided with a transition arc-shaped surface.
The width of the column body is 2-3.2 mm.
Adopt the utility model has the advantages of:
1. the utility model discloses an adopt the cylinder of particular structure to and adopt vertical arrangement's mode to set up circuit board and infrared pipe in specific mounting groove on the cylinder, can effectively reduce infrared touch screen's frame width to 1mm, make infrared touch screen frivolous more, effectively satisfied the needs of market frivolousization.
2. The utility model discloses establish the lower extreme of L shape structure into corresponding with the middle part of leaded light post, the effect that can play the leaded light and place the touch substrate in one aspect of it, on the other hand can reserve installation space for liquid crystal display panel. And finally, the width of the frame of the infrared touch screen is narrower.
3. The utility model discloses with the upside setting of circuit board in the mounting groove, can effectively practice thrift the stability of high space and balanced circuit board equipment.
4. The utility model discloses lateral surface upper portion at the cylinder is equipped with the transition arcwall face, makes the upper portion of leaded light post more slick and sly through the transition arcwall face, has to carry in feeling and the aesthetic property that improves infrared touch-sensitive screen frame.
5. The utility model discloses a width is can realize infrared signal's receiving and dispatching promptly for 2-3.2 mm's cylinder, compares in the infrared touch screen of current technique, and the frame width reduces by a wide margin, has reduced infrared touch screen's frame width effectively, also makes the aesthetic property of product better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the touch substrate of the present invention when mounted;
labeled as: 1. light guide column, 2, circuit board, 3, infrared pipe, 4, cylinder, 5, L shape structure, 6, medial surface, 7, lateral surface, 8, advance the light face, 9, oblique plane of reflection, 10, a supporting bench, 11, mounting groove, 12, transition arcwall face, 13, touch substrate.
Detailed Description
The utility model discloses an infrared signal receiving and dispatching subassembly, it includes leaded light post 1, circuit board 2 and infrared pipe 3, the utility model discloses an aspect improves leaded light post 1's structure, and another aspect has been injectd circuit board 2 and the mounted position of infrared pipe 3 on leaded light post 1. Two aspects cooperation just can effectively reduce the width of leaded light post 1 for infrared touch screen's frame width is narrower. Specifically, as shown in fig. 1, the light guide column 1 includes a column body 4 and an L-shaped structural member 5 which are integrally formed, the column body 4 includes an outer side surface 7 and an inner side surface 6, wherein a light inlet surface 8 is disposed in the middle of the inner side surface 6, and the light inlet surface 8 is preferably an inclined surface; the upper part of the inner side surface 6 is provided with an oblique reflecting surface 9, and the oblique reflecting surface 9 is used for reflecting infrared signals; one side of the L-shaped structural member 5 is arranged between the light inlet surface 8 and the oblique reflecting surface 9 as a support table 10 for supporting a touch substrate 13, and the other side is arranged downwards and forms an installation groove 11 with the inner side surface 6; the circuit board 2 is vertically fixed on the light guide column 1 through the mounting groove 11, the infrared tube 3 is vertically fixed on the circuit board 2, and the light emitting end of the infrared tube 3 corresponds to the light inlet surface 8.
Specifically, the upper side of the circuit board 2 is located in the mounting groove 11, and the lower side is higher than the bottom of the column 4. The lower end of the L-shaped structural part 5 corresponds to the middle of the light guide column 1, and the lower end of the L-shaped structural part 5 is slightly lower than the light inlet surface 8. The upper part of the outer side surface 7 of the column body 4 is provided with a transitional arc-shaped surface 12.
In the utility model discloses, the width between lateral surface 7 and medial surface 6 is 2-3.2mm on the cylinder 4, and preferred width is 3 mm. Further, the width of the light guide bar 1 in the patent document cited in the background art is about 8.2mm, and the circuit board 2 is also arranged laterally. Comparatively speaking, the utility model discloses a frame width reduces by a wide margin, and whole product is more frivolous, has profitable technological effect.
In actual use, as shown in fig. 2, the touch substrate 13 can be fixed between the light guide posts 1 through the supporting table 10. When the touch panel works, the infrared tube 3 on one side of the touch substrate 13 emits an infrared signal, and the infrared signal firstly enters the cylinder 4 through the light inlet surface 8 and then is transmitted along the surface of the touch substrate 13 after being reflected by the inclined reflecting surface 9. Then the light is reflected by the inclined reflecting surface 9 on the opposite side light guide column 1 to enter the column body 4, and then is reflected by the light inlet surface 8 to the infrared tube 3 for receiving.
Any feature disclosed in this specification may, unless stated otherwise, be replaced by alternative features serving the same, equivalent or similar purpose; all of the disclosed features, or all of the method or process steps, may be combined in any combination, except mutually exclusive features and/or steps.
Claims (6)
1. An infrared signal transceiving component, comprising: the LED light guide column comprises a light guide column (1), a circuit board (2) and an infrared tube (3), wherein the light guide column (1) comprises a column body (4) and an L-shaped structural member (5) which are integrally formed, a light inlet surface (8) is arranged in the middle of the inner side surface (6) of the column body (4), and an inclined reflecting surface (9) is arranged on the upper part of the inner side surface (6) of the column body (4); one side of the L-shaped structural part (5) is used as a supporting table (10) of a touch substrate (13) and is arranged between the light inlet surface (8) and the inclined reflecting surface (9), and the other side of the L-shaped structural part is downwards arranged and forms an installation groove (11) with the inner side surface (6); the circuit board (2) is vertically fixed on the light guide column (1) through the mounting groove (11), the infrared tube (3) is vertically fixed on the circuit board (2), and the light emitting end of the infrared tube (3) corresponds to the light inlet surface (8).
2. An infrared signal transceiving assembly as defined in claim 1, wherein: the light inlet surface (8) is an inclined surface.
3. An infrared signal transceiving assembly as defined in claim 1, wherein: the lower end of the L-shaped structural part (5) corresponds to the middle part of the light guide column (1).
4. An infrared signal transceiving assembly as defined in claim 1, wherein: the upper side of the circuit board (2) is positioned in the mounting groove (11).
5. An infrared signal transceiving assembly as defined in claim 1, wherein: the upper part of the outer side surface (7) of the column body (4) is provided with a transitional arc surface (12).
6. An infrared signal transceiving assembly as defined in claim 1, wherein: the width of the cylinder (4) is 2-3.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763138.0U CN213879826U (en) | 2020-11-25 | 2020-11-25 | Infrared signal receiving and transmitting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763138.0U CN213879826U (en) | 2020-11-25 | 2020-11-25 | Infrared signal receiving and transmitting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213879826U true CN213879826U (en) | 2021-08-03 |
Family
ID=77039231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022763138.0U Active CN213879826U (en) | 2020-11-25 | 2020-11-25 | Infrared signal receiving and transmitting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213879826U (en) |
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2020
- 2020-11-25 CN CN202022763138.0U patent/CN213879826U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Infrared signal transceiver assembly Effective date of registration: 20220407 Granted publication date: 20210803 Pledgee: Bank of China Limited Chengdu Jinjiang sub branch Pledgor: GENERAL TOUCH Co.,Ltd. Registration number: Y2022510000093 |