CN216249209U - Wireless screen projection device - Google Patents
Wireless screen projection device Download PDFInfo
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- CN216249209U CN216249209U CN202122482384.3U CN202122482384U CN216249209U CN 216249209 U CN216249209 U CN 216249209U CN 202122482384 U CN202122482384 U CN 202122482384U CN 216249209 U CN216249209 U CN 216249209U
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- 238000000034 method Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a wireless screen projection device capable of realizing software management and containing various video interfaces, which comprises a shell. The shell is provided with openings of various interfaces, and the inside of the shell is a cavity and is provided with an integrated circuit board. The circuit board is integrated with: the control module is used for loading a control program and managing each part of the whole system; the NFC module is used for establishing wireless connection with equipment supporting NFC in a quick pairing mode; the wireless transceiving module is used for wireless communication; the video signal interface module is used for transmitting video signals; and the power module comprises a power main switch and a charging slot and is used for supplying power to each module. The intelligent wireless screen projection device disclosed by the utility model has the advantages of high connection speed, convenience in use and multiple supported equipment types.
Description
Technical Field
The utility model relates to the technical field of wireless screen projection, in particular to a wireless screen projection device and an operation method thereof.
Background
A plurality of wireless displays exist in the current market, the operation method is very simple, but the problems of higher price, higher delay and the like generally exist, and the popularization rate of the wireless displays is severely limited. Compared with a wireless display, a wired display can well solve the problems, but various cables are easily interwoven together, so that potential safety hazards are generated. In addition, the wired display cannot support screen projection of mobile devices such as mobile phones and tablet computers, and the notebook computer is limited to a fixed position, so that operation is very inconvenient. On the other hand, there are many kinds of video signal interfaces of the wired display, and the notebook computer is limited in size, so that the number and the kinds of the various interfaces are relatively small, and the notebook computer is easy to be connected with the display because the notebook computer lacks a corresponding interface.
Based on the above, the utility model provides a wireless screen projection device integrating multiple video signal interfaces and an operation method thereof.
Disclosure of Invention
The utility model aims to provide a wireless screen projection device and an operation method thereof, which can realize the function of wirelessly projecting a screen to a wired display by devices such as a mobile phone, a tablet personal computer, a notebook computer and the like, can realize the function of wirelessly expanding a video signal interface of the notebook computer, can realize connection by touch, has the functions of software management and real-time charging, and has small volume and convenient use.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows: the wireless screen projection device is characterized by comprising a shell, wherein a cavity is formed in the shell; the integrated circuit board is arranged inside the shell; the storage battery is arranged at the lower end of the integrated circuit board in the shell; the control module is arranged on the integrated circuit board and used for loading a control program and controlling the whole instrument; the NFC module is arranged on the integrated circuit board; the wireless communication module is arranged on the integrated circuit board; the power supply module is arranged inside the shell; the storage module is arranged on the integrated circuit board and used for storing data information; the video signal interface module is arranged on the integrated circuit board; the control module is respectively connected with the NFC module, the wireless communication module, the power supply module, the storage module and the video signal interface module.
Preferably, the front end of the housing is provided with a plurality of slots for video signal interfaces, including common video signal interfaces such as VGA and HDMI.
Preferably, the side of casing is equipped with charging slot, button and quantity of electricity pilot lamp and with the battery with integrated circuit board is connected relatively.
Preferably, an NFC tag and a connection status indicator lamp are arranged on the housing, an NFC module is integrated on the integrated circuit board at a position corresponding to the tag, and the connection status indicator lamp can display two colors; when the wireless screen projection device is not connected, the status indicator lamp displays one color, and when the wireless screen projection device is connected, the status indicator lamp displays another color.
Preferably, the wireless communication module is disposed on one side of the integrated circuit board and supports high-speed low-delay transmission of wireless signals, and the charging slot is disposed on the other side of the integrated circuit board.
Preferably, the control module can receive special application software management from a device side such as a mobile phone, a tablet computer or a notebook computer.
Preferably, the operation method of the wireless screen projection device is characterized in that the specific operation method comprises the following steps: a) when a user needs to use the wireless screen projection device, the application software needs to be installed on equipment to be projected, then the button is pressed, the wireless screen projection device can be found on the application software at the moment, connection can be clicked, and a screen projection mode can be set; if the equipment to be subjected to screen projection supports the NFC function, the NFC area of the equipment to be subjected to screen projection can be close to the NFC label, the pairing connection can be completed immediately, and the screen projection mode can be set through the application software subsequently; before and after connection is completed, the connection state indicating lamp can respectively display two different colors. b) When the wireless screen projection device is insufficient in electric quantity, the electric quantity indicator lamp is turned on, and a user needs to charge the storage battery through the charging slot until the electric quantity indicator lamp is turned off.
The wireless screen projection device provided by the utility model has the following beneficial effects: the utility model solves the problem that a wired display with relatively low price cannot be used for wireless screen projection, solves the problem that equipment such as a mobile phone, a tablet personal computer and the like cannot be used for screen projection conveniently, and solves the problems of few types and quantity of video signal interfaces and more cables of a notebook computer; according to the utility model, the functions that equipment such as a mobile phone and a tablet personal computer supporting the NFC function can be connected immediately by touching and screen projection can be carried out on a wired display immediately by touching can be realized through the NFC module; the wireless communication module can realize the function of high-speed low-delay transmission of video signals; the video signal interface module realizes wireless expansion of a notebook video signal port; the wireless screen projection device is managed on line through the application software, a screen projection mode is set, and the opening and closing of various interfaces in the video signal interface module are freely selected; the charging slot, the storage battery and the power module are used for realizing real-time charging; the volume is small, the carrying is convenient, and the use is convenient.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a block diagram of a wireless screen projection device according to the present invention.
Fig. 2 is a schematic structural diagram of a wireless screen projection device according to the present invention.
Fig. 3 is an exploded view of fig. 2.
In the figure: 1. the shell 2, the integrated circuit board 3, the storage battery 4, the control module 5, the NFC module 6, the wireless connection state indicator lamp 7, the NFC label 8, the shell wireless connection state indicator lamp hole 9, the wireless communication module 10, the electric quantity state indicator lamp 11, the charging slot 12, the power switch 13, the shell electric quantity state indicator lamp hole 14, the storage module 15, the VGA interface module 16 and the HDMI interface module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings so that those skilled in the art can practice the utility model with reference to the description, but the embodiments of the utility model are not limited thereto.
As shown in fig. 2 to 3, a wireless screen projection device is characterized by comprising a housing 1, wherein a cavity is formed inside the housing 1; the integrated circuit board 2 is arranged inside the shell 1; a storage battery 3 provided at the lower end of the integrated circuit board 2 inside the case 1; the control module 4 is arranged on the integrated circuit board 2 and used for loading a control program and controlling the whole instrument; the NFC module 5 is arranged on the integrated circuit board 2; the wireless connection state indicator lamp 6 is arranged on the integrated circuit board 2 and beside the NFC module 5; the NFC tag 7 is arranged right above the NFC module 5 and outside the shell 1; the shell wireless connection state indicator lamp hole 8 is arranged right above the wireless connection state indicator lamp 6; the wireless communication module 9 is arranged on the integrated circuit board 2; the electric quantity state indicator light 10 is arranged on the integrated circuit board 2; the charging slot 11 is arranged on the integrated circuit board 2; the power switch 12 is arranged on the integrated circuit board 2, the electric quantity state indicator light 10, the charging slot 11 and the power switch 12 are positioned on the same side of the integrated circuit board 2, and the wireless communication module 9 is positioned on the other side of the integrated circuit board 2; the shell electric quantity state indicator lamp hole 13 is arranged on one side of the shell 1 and is positioned beside the electric quantity state indicator lamp 10; the storage module 14 is arranged on the integrated circuit board 2 and is positioned beside the control module 4 and the wireless communication module 9 and used for storing data information; the video signal interface module is arranged on the integrated circuit board 2 and is provided with a VGA interface 15, an HDMI interface 16 and the like, and the VGA interface 15 and the HDMI interface 16 are positioned on the same side of the shell 1.
As shown in fig. 1 and 3, the NFC-enabled mobile phone, the tablet computer or the notebook computer contacts the NFC tag 7, the NFC module 5 disposed below the NFC tag 7 senses related information and transmits the information to the control module 4, and then the NFC module 5 transmits the information of the wireless screen projection device to the mobile phone, the tablet computer or the notebook computer. The control module 4 establishes wireless connection with devices such as a mobile phone, a tablet computer or a notebook computer through the wireless communication module 9, and transmits wireless signals.
As shown in fig. 1 and fig. 3, the device such as a mobile phone, a tablet computer or a notebook computer may also search for a signal of the wireless communication module 9 by installing the management software of the wireless screen projection device, and manually click to establish a wireless connection to transmit a wireless signal.
As shown in fig. 1 and fig. 3, the device such as a mobile phone, a tablet computer or a notebook computer may also control the video signal interface module, including the switching on and off of the VGA interface 15 and the HDMI interface 16, by installing the management software of the wireless screen projection device, and may also control the screen projection mode of the display.
As shown in fig. 1 and fig. 3, the device such as a mobile phone, a tablet computer or a notebook computer can also transmit a video signal to the wireless communication module 9 through wireless connection, and then the video signal is processed and distributed to different ports of the video signal interface module through the control module 4 and the storage module 14, so as to realize wireless screen projection of the wired display.
As shown in fig. 2 and 3, the wireless connection status indicator lamp 6 displays one color when the wireless communication module 9 has no wireless connection and another color when the wireless communication module 9 has wireless connection.
As shown in fig. 2 and 3, the state of charge indicator lamp 10 lights up when the battery 3 is running low; the user can charge the storage battery 3 through the charging slot 11; and when the storage battery 3 is charged, the electric quantity state indicator lamp 10 is turned off.
The utility model relates to an operation method of a wireless screen projection device, which is characterized in that the specific operation method comprises the following steps: a) when a user needs to use the wireless screen projection device, the application software needs to be installed on equipment to be projected, then the button is pressed, the wireless screen projection device can be found on the application software at the moment, and the connection can be clicked and the screen projection mode can be set; if the equipment to be subjected to screen projection supports the NFC function, the NFC area to be subjected to screen projection can be close to the NFC label, the pairing connection can be completed immediately, and the screen projection mode can be set through the application software subsequently; before and after connection is completed, the connection state indicating lamp can respectively display two different colors. b) When the wireless screen projection device is insufficient in electric quantity, the electric quantity indicator lamp is turned on, and a user needs to charge the storage battery through the charging slot until the electric quantity indicator lamp is turned off.
The utility model solves the problem that the wireless screen projection is carried out on the wired display by devices such as a mobile phone, a tablet personal computer, a notebook computer and the like; the function that the screen can be projected by touching equipment such as a mobile phone, a tablet personal computer and a notebook computer supporting NFC is realized; the wireless extension notebook computer video signal interface is realized, and the volume is small and the use is convenient.
While embodiments of the utility model have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the utility model not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the apparatus claims may also be implemented by one unit or means in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
Claims (4)
1. The wireless screen projection device is characterized by comprising a shell, wherein a cavity is formed in the shell; the integrated circuit board is arranged inside the shell; the storage battery is arranged at the lower end of the integrated circuit board in the shell; the control module is arranged on the integrated circuit board and used for loading a control program and controlling the whole instrument; the NFC module is arranged on the integrated circuit board; the wireless communication module is arranged on the integrated circuit board; the power supply module is arranged inside the shell; the storage module is arranged on the integrated circuit board and used for storing data information; the video signal interface module is arranged on the integrated circuit board; the control module is respectively connected with the NFC module, the wireless communication module, the power supply module, the storage module and the video signal interface module.
2. The wireless screen projection device as claimed in claim 1, wherein the front end of the housing is provided with a plurality of slots for video signal interface.
3. The wireless screen projection device as claimed in claim 1, wherein a charging slot, a button and a power indicator are disposed on a side of the housing and are connected to the battery and the ic board.
4. The wireless screen projection device as claimed in claim 1, wherein the housing is provided with an NFC tag and a connection status indicator light, an NFC module is integrated on the integrated circuit board at a position corresponding to the tag, and the connection status indicator light can display two colors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122482384.3U CN216249209U (en) | 2021-10-15 | 2021-10-15 | Wireless screen projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122482384.3U CN216249209U (en) | 2021-10-15 | 2021-10-15 | Wireless screen projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216249209U true CN216249209U (en) | 2022-04-08 |
Family
ID=80986727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122482384.3U Expired - Fee Related CN216249209U (en) | 2021-10-15 | 2021-10-15 | Wireless screen projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216249209U (en) |
-
2021
- 2021-10-15 CN CN202122482384.3U patent/CN216249209U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |