CN219285707U - Infrared touch frame, infrared touch screen and interactive display device - Google Patents
Infrared touch frame, infrared touch screen and interactive display device Download PDFInfo
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- CN219285707U CN219285707U CN202320131426.5U CN202320131426U CN219285707U CN 219285707 U CN219285707 U CN 219285707U CN 202320131426 U CN202320131426 U CN 202320131426U CN 219285707 U CN219285707 U CN 219285707U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The utility model discloses an infrared touch frame, an infrared touch screen and interactive display equipment, wherein the infrared touch frame comprises a frame bar, an infrared touch PCBA board and a microphone; a mounting groove is formed in the frame body; the infrared touch PCBA board is arranged in the mounting groove and comprises a first circuit board and a touch main control chip which are electrically connected; the microphone comprises a microphone main control chip, and the microphone main control chip and the touch main control chip respectively output the acquired sound data and touch data through sharing one USB line. According to the technical scheme, the microphone main control chip and the touch main control chip share the same USB line to respectively output the acquired sound data and the touch data, so that a series of problems caused by additional wiring of the microphone output end are solved, a circuit can be simplified, and cost is saved.
Description
Technical Field
The utility model relates to the technical field of intelligent display equipment, in particular to an infrared touch frame, an infrared touch screen and interactive display equipment.
Background
The infrared touch screen comprises a display screen and a touch frame strip arranged in a frame of the display screen, wherein the touch frame strip comprises a touch frame PCBA and an infrared transmitting/receiving piece arranged on the touch frame PCBA. One of the two opposite touch frame strips is provided with an infrared emitting piece, and the other one is provided with an infrared receiving piece. The infrared emitting part and the infrared receiving part form an infrared detection net on the surface of the display screen, and an object (such as a finger) in touch operation can change the infrared rays of the contact points and then be converted into the coordinate positions of touch operation to realize the response of the operation. It is a usb device that is commonly used in large screen interactive tablets.
Microphone devices, which are audio-visual devices used in meetings and education in many cases, are often used on interactive tablets together with infrared touch devices.
The main business display all-in-one machine in the current market all has functions such as touch and microphone, and the main design mode is: the touch frame PCBA board is arranged around the screen and connected to the main board of the whole machine through USB, and the microphone is designed to be an independent PCBA board which is arranged in the upper frame or the lower frame; the microphone PCBA board and the touch frame PCBA board are placed in different cavities and are connected to a main board of the whole machine through a USB respectively.
The design method has the following problems: the touch PCBA and the microphone PCBA belong to 2 different individuals, the touch PCBA and the microphone PCBA are required to be respectively installed, a plurality of grooves and groove covers are required to be machined on the back surface of the aluminum profile during installation by using CNC (computerized numerical control), and the touch PCBA and the microphone PCBA are respectively used for installing a microphone PCBA board and a touch PCBA board; at the same time, the USB routing problem of microphone output needs to be handled, for example: additional wiring, overlong wiring, messy wiring and other wiring problems of the circuit are additionally arranged.
The foregoing is merely provided to facilitate an understanding of the principles of the utility model and is not admitted to be prior art.
Disclosure of Invention
The utility model mainly aims to provide an infrared touch frame which aims to solve at least one of the technical problems.
In order to achieve the above object, the present utility model provides an infrared touch frame, including:
a frame body, in which an installation groove is formed;
the infrared touch PCBA board is arranged in the mounting groove and comprises a first circuit board and a touch main control chip which are electrically connected;
the microphone comprises a microphone main control chip, and the microphone main control chip and the touch main control chip respectively output the acquired sound data and touch data through sharing one USB line.
In an embodiment, the microphone is disposed on the first circuit board and electrically connected to the first circuit board, the frame body is provided with a pickup hole, and a microphone head of the microphone faces the pickup hole.
In an embodiment, the microphone is disposed outside the frame body, the microphone further includes a second circuit board, and the microphone main control chip is disposed on the second circuit board and electrically connected to the second circuit board.
In an embodiment, the microphone is disposed at a position corresponding to a middle portion of a frame edge of the frame body.
In an embodiment, the touch main control chip and the microphone main control chip respectively output the acquired sound data and touch data through the USB line by using a USB hub.
In an embodiment, the microphone main control chip is electrically connected with the touch main control chip, and the microphone main control chip outputs the sound data outwards through the touch main control chip and the USB cable sequentially.
In an embodiment, the microphone main control chip transmits the sound data to the microphone main control chip through a serial port or an SPI interface, and then the sound data is output outwards through the USB line.
In an embodiment, the frame body is further provided with a light outlet, a light filtering strip is arranged at the light outlet, the infrared touch PCBA board further comprises an infrared lamp tube which is installed on the first circuit board and electrically connected with the first circuit board, and the light emitting surface of the infrared lamp tube faces towards the light filtering strip.
The utility model also provides an infrared touch screen, which comprises the infrared touch frame, a touch main board and a display screen, wherein the infrared touch frame is arranged on the periphery of the display screen, the infrared touch frame is electrically connected with the touch main board, and the microphone main control chip and the touch main control chip respectively transmit acquired sound data and touch data to the touch main board through sharing one USB line.
The utility model also provides an interactive display device, which comprises the infrared touch screen, wherein the microphone main control chip and the touch main control chip respectively transmit the acquired sound data and touch data to the touch main board through sharing one USB line and then to the main machine main board of the interactive display device.
According to the technical scheme, the microphone main control chip and the touch main control chip share the same USB line to respectively output the acquired sound data and the touch data, so that a series of problems caused by additional wiring of the microphone output end are solved. In the existing infrared touch frame with touch and microphone functions, a microphone unit and a touch unit are used as two independent individuals, and a microphone main control chip and a touch main control chip respectively output signals outwards through a USB line; in the infrared touch frame, the acquired sound data and touch data are respectively output outwards by sharing one USB line by the microphone main control chip and the touch main control chip, and the output circuit of the microphone unit and the output circuit of the touch unit are integrated together, so that the output end of the microphone unit does not need extra wiring any more, and the circuit can be simplified and the cost can be saved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an infrared touch frame according to an embodiment of the present utility model;
FIG. 2 is a partial cross-sectional view of FIG. 1;
FIG. 3 is a schematic diagram of an infrared touch frame according to another embodiment of the utility model.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the |
| 100 | |
10 | |
| 11 | |
13 | Pick-up |
| 20 | Infrared |
21 | |
| 23 | |
30 | |
| 50 | |
60 | |
| 200 | Display screen |
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The present utility model proposes an infrared touch frame 100.
Referring to fig. 1 and 3, in an embodiment of the present utility model, the infrared touch frame 100 includes a frame 10, an infrared touch PCBA board 20 and a microphone 30; the frame body 10 is internally provided with a mounting groove 11, the infrared touch PCBA board 20 is arranged in the mounting groove 11, and the infrared touch PCBA board 20 comprises a first circuit board 23 and a touch main control chip which are electrically connected; the microphone 30 includes a microphone main control chip, and the microphone main control chip and the touch main control chip respectively output the acquired sound data and touch data through sharing one USB line.
Referring to fig. 2 in more detail, the frame 10 further includes a light outlet, a filter strip 50 is disposed at the light outlet, the infrared touch PCBA 20 further includes an infrared lamp tube 21 mounted on the first circuit board 23 and electrically connected to the first circuit board 23, a light emitting surface of the infrared lamp tube 21 faces the filter strip 50, the infrared touch frame 100 further includes a glass plate 60, the frame 10 is connected to a periphery of the glass plate 60, and a light emitting side surface of the glass plate 60 abuts against the filter strip 50.
The infrared touch frame 100 is applied to an infrared touch screen, specifically, the frame body 10 is formed by splicing a plurality of frame strips into a rectangular structure so as to cover the periphery of the display screen 200 of the infrared touch screen, or the frame strips are formed by a plurality of frame strips symmetrically arranged on opposite sides of the display screen 200 of the infrared touch screen. In an embodiment, the frame 10 is enclosed into a rectangular frame shape by 4 long frame strips, each side of the frame strip is provided with one mounting groove 11, each side of the frame strip is provided with one infrared touch PCBA board 20, each side of the infrared PCBA board transmits data to the touch motherboard and then transmits the data to the outside through the touch motherboard, wherein the microphone main control chip and the infrared touch PCBA board 20 at one side thereof respectively transmit the acquired sound data and the touch data to the touch motherboard through sharing one USB line, and then the acquired sound data and the touch data are output to the outside through the touch motherboard.
It should be noted that, the microphone main control chip and the touch main control chip may output the sound data and the touch data obtained by the microphone main control chip and the touch data to the touch motherboard through the same USB line at the same time, and then output the sound data or the touch data to the touch motherboard through the touch motherboard.
According to the technical scheme, the microphone main control chip and the touch main control chip share the same USB line to respectively output the acquired sound data and the touch data outwards, so that a series of problems caused by additional wiring of the output end of the microphone 30 are solved. In the existing infrared touch frame with touch and microphone functions, a microphone unit and a touch unit are used as two independent individuals, and a microphone main control chip and a touch main control chip respectively output signals outwards through a USB line; in the infrared touch frame 100 of the present utility model, the acquired sound data and touch data are respectively output by sharing one USB line with the microphone main control chip and the touch main control chip, and the output circuit of the microphone unit and the output circuit of the touch unit are integrated together, so that no additional wiring is required at the output end of the microphone unit, thereby simplifying the circuit and saving the cost.
Referring to fig. 1 and 2, in an embodiment, the microphone 30 is disposed on the first circuit board 23 and electrically connected to the first circuit board 23, the frame 10 is provided with a pickup hole 13, and a microphone head of the microphone 30 faces the pickup hole 13. In this embodiment, the microphone 30 is integrally mounted on the first circuit board 23, the IC of the microphone 30 is soldered on the first circuit board 23, that is, the microphone 30 is integrated on the infrared touch PCBA board 20, and the microphone 30 no longer needs to be configured as a separate PCBA board, which further simplifies the overall structure of the infrared touch frame 100, facilitates the production of the infrared touch frame and is beneficial to saving the production cost.
Referring to fig. 3, in another embodiment, the microphone 30 is disposed outside the frame 10, the microphone 30 further includes a second circuit board, and the microphone 30 main control chip is disposed on the second circuit board and electrically connected to the second circuit board. In this embodiment, the microphone 30 is configured as an independent PCBA board, and the microphone main control chip is connected to the touch main control chip by a flat cable, and then outputs related data to the touch main control chip through the same USB cable.
In the above embodiment, preferably, the microphone 30 is disposed at a position corresponding to the middle of the frame edge of the frame body 10, and more specifically, the microphone 30 is disposed at a position corresponding to the middle of the frame on the frame strip; on one hand, the infrared touch frame 100 is more attractive in appearance, and on the other hand, the overall structure of the infrared touch frame 100 is more balanced.
The microphone main control chip and the touch main control chip respectively output the acquired sound data and touch data in a plurality of modes by sharing one USB line.
In an embodiment, the touch main control chip and the microphone main control chip respectively output the acquired sound data and touch data through the USB line by using a USB hub. Specifically, the touch main control chip and the microphone main control chip are respectively output to the USB hub through one USB line, and then output from the same output port of the USB hub through the same USB line.
In another embodiment, the microphone main control chip is electrically connected with the touch main control chip, and the microphone main control chip sequentially outputs sound data outwards through the touch main control chip and a USB line connected with the output end of the touch main control chip.
In this embodiment, serial ports or SPI interfaces are provided on the microphone 30 main control chip and the touch main control chip, and the microphone main control chip transmits sound data to the microphone main control chip through the serial ports or SPI interfaces, and then outputs the sound data outwards through a USB cable connected to the output end of the touch main control chip.
The utility model also provides an infrared touch screen, which comprises an infrared touch frame 100, a touch main board and a display screen 200, wherein the infrared touch frame 100 is arranged on the periphery of the display screen 200, the infrared touch frame 100 is electrically connected with the touch main board, and the microphone main control chip and the touch main control chip respectively transmit acquired sound data and touch data to the touch main board through sharing one USB line; the specific structure of the infrared touch frame 100 refers to the above embodiments, and since the infrared touch screen adopts all the technical solutions of all the embodiments, at least the technical solutions of the embodiments have all the beneficial effects, and will not be described in detail herein.
The utility model also provides an interactive display device, which comprises an infrared touch screen, wherein the microphone main control chip and the touch main control chip respectively transmit acquired sound data and touch data to the touch main board through sharing one USB line and then transmit the acquired sound data and the touch data to a main machine main board of the interactive display device through one USB line; the specific structure of the infrared touch screen refers to the above embodiments, and because the interactive display device adopts all the technical solutions of all the embodiments, the interactive display device at least has all the beneficial effects brought by the technical solutions of the embodiments, and the detailed description is omitted herein.
The foregoing examples are illustrative only and serve to explain some features of the method of the utility model. The appended claims are intended to claim the broadest possible scope and the embodiments presented herein are merely illustrative of selected implementations based on combinations of all possible embodiments. It is, therefore, not the intention of the applicant that the appended claims be limited by the choice of examples illustrating the features of the utility model. Some numerical ranges used in the claims also include sub-ranges within which variations in these ranges should also be construed as being covered by the appended claims where possible.
Claims (10)
1. An infrared touch frame, comprising:
a frame body, in which an installation groove is formed;
the infrared touch PCBA board is arranged in the mounting groove and comprises a first circuit board and a touch main control chip which are electrically connected;
the microphone comprises a microphone main control chip, and the microphone main control chip and the touch main control chip respectively output the acquired sound data and touch data through sharing one USB line.
2. The infrared touch frame of claim 1, wherein the microphone is disposed on the first circuit board and electrically connected to the first circuit board, the frame body is provided with a sound pickup hole, and a microphone head of the microphone faces the sound pickup hole.
3. The infrared touch frame of claim 1, wherein the microphone is disposed outside the frame body, the microphone further comprises a second circuit board, and the microphone main control chip is disposed on the second circuit board and electrically connected with the second circuit board.
4. The infrared touch frame of claim 3, wherein the microphone is disposed at a position corresponding to a middle portion of a frame edge of the frame body.
5. The infrared touch frame of claim 1, wherein the touch main control chip and the microphone main control chip output the acquired sound data and touch data through the USB line to the outside through the USB hub, respectively.
6. The infrared touch frame of claim 1, wherein the microphone main control chip is electrically connected to the touch main control chip, and the microphone main control chip outputs sound data to the outside sequentially through the touch main control chip and the USB cable.
7. The infrared touch frame of claim 6, wherein the microphone main control chip transmits sound data to the microphone main control chip through a serial port or an SPI interface, and then outputs the sound data to the outside through the USB cable.
8. The infrared touch frame as claimed in any one of claims 1 to 7, wherein the frame body is further provided with a light outlet, a filter strip is arranged at the light outlet, the infrared touch PCBA further comprises an infrared lamp tube mounted on the first circuit board and electrically connected with the first circuit board, and a light emitting surface of the infrared lamp tube is arranged towards the filter strip.
9. An infrared touch screen, which is characterized by comprising an infrared touch frame, a touch main board and a display screen according to any one of claims 1 to 7, wherein the infrared touch frame is arranged on the periphery of the display screen, the infrared touch frame is electrically connected with the touch main board, and the microphone main control chip and the touch main control chip respectively transmit acquired sound data and touch data to the touch main board through sharing one USB line.
10. An interactive display device, comprising the infrared touch screen as claimed in claim 9, wherein the microphone main control chip and the touch main control chip respectively transmit acquired sound data and touch data to the touch main board through a common USB line, and then to a host main board of the interactive display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320131426.5U CN219285707U (en) | 2023-01-16 | 2023-01-16 | Infrared touch frame, infrared touch screen and interactive display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320131426.5U CN219285707U (en) | 2023-01-16 | 2023-01-16 | Infrared touch frame, infrared touch screen and interactive display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219285707U true CN219285707U (en) | 2023-06-30 |
Family
ID=86934229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320131426.5U Active CN219285707U (en) | 2023-01-16 | 2023-01-16 | Infrared touch frame, infrared touch screen and interactive display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219285707U (en) |
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2023
- 2023-01-16 CN CN202320131426.5U patent/CN219285707U/en active Active
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