Wireless projection screen display and wireless projection screen device

Abstract

The utility model discloses a wireless projection screen display and a wireless projection screen device, which can realize quick and stable connection with a mobile terminal by arranging a strong magnetic element on the back surface of a display main body, can firmly attach the wireless projection screen display to the mobile terminal without an additional bracket or other fixing devices, and can be used for realizing the wireless projection screen display and the wireless projection screen device. Due to the strong attraction force of the magnetic part, the wireless projection screen display can be firmly fixed on the mobile terminal even under the condition of slight vibration or inclination, so that the risk that the wireless projection screen display slides off or is separated from the mobile terminal is avoided, the use safety is enhanced, a rear camera of the mobile terminal can be used for shooting, and the user experience is improved. And pictures in the lens can be watched through the wireless projection screen display, so that fine images or videos can be shot.

Description

TECHNICAL FIELD

[0001] The utility model relates to wireless photographing equipment technical field more specifically, it is related to a wireless screen projection display and wireless screen projection device. BACKGROUND

[0002] In recent years, with the rapid development of science and technology, mobile terminals have become an indispensable part of people's daily life. Among these devices, the progress of camera technology is particularly notable, it not only changes people's habits of taking pictures, but also greatly promotes the specialization of mobile photography.

[0003] The number of pixels of mobile terminal cameras continues to increase, which reflects the growing demand of consumers for high-quality images. The pixel number of the rear camera of high-end mobile terminals can reach more than 100 million, so that the photos and videos taken by the rear camera are clear and detailed, bringing extremely delicate image details to the user. In contrast, the pixel of the front camera is usually lower, about 16 million pixels, mainly because the front camera is mainly used for self-portraits and video calls, and the requirement for resolution is relatively low.

[0004] Secondly, the rear camera is usually equipped with more functions and higher optical performance. For example, the rear camera often has optical image stabilization (OIS) function, which helps to reduce the blur caused by hand jitter when shooting, and improves the shooting stability. In order to obtain high-quality photos, some users usually request others to help take pictures with the rear camera, but this cannot always guarantee that the photo quality meets the expectations. In addition, without the assistance of others, only rely on the delay shooting function of the mobile terminal, but it is difficult to take satisfactory photos because you can't see the picture in the lens accurately. INVENTION CONTENTS

[0005] In order to overcome the shortcomings of the prior art, the utility model provides a wireless screen projection display, which can not only facilitate the use of the rear camera of the mobile terminal for self-portrait, but also enhance the installation firmness of the mobile terminal, and avoid damaging the mobile terminal.

[0006] The technical scheme of the utility model is as follows: a wireless screen projection display, comprising:

[0007] a display main body;

[0008] a strong magnetic element arranged on the back of the display main body, the strong magnetic element is used for adsorbing with a mobile terminal, the strong magnetic element comprises a silica gel sleeve and a magnetic piece, and the silica gel sleeve is wrapped outside the magnetic piece.

[0009] Further, the display main body is internally provided with a control circuit board and a power supply assembly, and a display screen is arranged on the front face of the display main body, and the display screen and the control circuit board are electrically connected with the power supply assembly.

[0010] Further, a power switch is arranged on the outer side of the display main body, and the power switch is used for controlling the power supply state of the power supply assembly.

[0011] Further, the power switch is a toggle switch.

[0012] Further, a Type-C charging port and a charging indicator lamp are arranged on the outer side of the display main body, the Type-C charging port is used for being connected with an external power supply unit to charge the power supply assembly, and the charging indicator lamp is used for displaying the current charging state.

[0013] Further, a shooting button is further arranged on the outer side of the display main body, and the shooting button is used for controlling the mobile terminal to perform photographing or video recording operation.

[0014] Further, a screen rotation button is further arranged on the outer side of the display main body, and the screen rotation button is used for adjusting the display angle of the picture, and when the screen rotation button is pressed, the picture on the display screen is rotated by 180°.

[0015] Further, a display ratio button is further arranged on the outer side of the display main body, and the display ratio button is used for adjusting the picture ratio of the display screen, and when the display ratio button is pressed, the picture on the display screen can be switched between a full screen mode and a 1:1 mode.

[0016] Further, the display screen is a 4.02-inch display screen.

[0017] In addition, the utility model still provides a wireless projection device, including wireless projection display and remote controller above, the remote controller includes controller body and sets up on the controller body shooting key and switch key, the switch key is used for controlling the on-off state of the controller body, the shooting key is used for controlling the mobile terminal to perform photographing or video recording operation.

[0018] The utility model has the advantages that:

[0019] (1) The utility model provides a wireless projection display, including display main part and setting at the back of display main part strong magnetic element, strong magnetic element is used for with mobile terminal adsorption, and strong magnetic element includes silica gel cover and magnetic piece, and silica gel cover is wrapped in the outside of magnetic piece, specifically, through setting strong magnetic element at the back of display main part, can realize quick and stable connection between with mobile terminal (such as mobile phone or tablet computer), need not additional support or other fixing device can be firmly attached to mobile terminal on wireless projection display, and, because of the strong suction of magnetic piece, even under the condition of slight vibration or inclination, wireless projection display can be firmly fixed on mobile terminal, avoid the risk of wireless projection display from mobile terminal and slide or separate, thereby enhanced the security of use, and, through the adsorption function of strong magnetic element, can easily fix wireless projection display on mobile terminal, and utilize the rear camera of mobile terminal and shoot, watch the picture in the lens through wireless projection display, thereby shoot delicate image photo or video.

[0020] (2) The utility model provides a wireless projection display, and strong magnetic element includes silica gel cover and magnetic piece, and silica gel cover is wrapped in the outside of magnetic piece, such design, not only provide the buffer effect, reduce the scratch or abrasion that possibly caused because of direct contact, directly contact between magnetic piece and mobile terminal is prevented simultaneously, and further reduce the risk of interference of magnetic piece and mobile terminal internal electronic device. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0022] Figure 1 It is the structure schematic view of the wireless projection display in the embodiment of the utility model for one;

[0023] Figure 2 It is the structure schematic view of the wireless projection display in the embodiment of the utility model for two;

[0024] Figure 3 It is the structure schematic view of the wireless projection display in the embodiment of the utility model for three.

[0025] In the figure, 1, display body; 2, strong magnetic element; 3, display screen; 4, power switch; 5, Type-C charging port; 6, charging indicator light; 7, shooting button; 8, screen rotation button; 9, display ratio button. DETAILED DESCRIPTION

[0026] The embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples. The detailed description of the following examples and the accompanying drawings are used to exemplarily illustrate the principles of the present application, but cannot be used to limit the scope of the present application, that is, the present application is not limited to the described examples.

[0027] In order to better understand the present application, the present application will be further described below in conjunction with the accompanying drawings and embodiments:

[0028] Referring to Figure 1 As shown in the figure, the wireless screen projection display provided by the embodiment of the present application comprises a display body 1 and a strong magnetic element 2 arranged on the back of the display body 1, and the strong magnetic element 2 is used for being adsorbed with a mobile terminal. The strong magnetic element 2 comprises a silica gel sleeve and a magnetic piece, and the silica gel sleeve is wrapped outside the magnetic piece.

[0029] Specifically, by arranging the strong magnetic element 2 on the back of the display body 1, quick and stable connection between the display body 1 and the mobile terminal (such as a mobile phone or a tablet computer) can be realized. The wireless screen projection display can be stably attached to the mobile terminal without additional support or other fixing devices. Moreover, due to the strong adsorption force of the magnetic piece, the wireless screen projection display can be firmly fixed on the mobile terminal even in the case of slight vibration or inclination, avoiding the risk of the wireless screen projection display sliding or separating from the mobile terminal, thereby enhancing the safety of use. In addition, by the adsorption function of the strong magnetic element 2, the wireless screen projection display can be easily fixed on the mobile terminal, and the rear camera of the mobile terminal can be used for shooting, and the picture in the lens can be viewed through the wireless screen projection display, so that delicate image photos or videos can be taken.

[0030] In the present embodiment, the mobile terminal includes but is not limited to a mobile phone and a tablet computer.

[0031] In order to further explain and illustrate, the present application also provides a use method of the wireless screen projection display on a mobile phone, which is as follows:

[0032] Step one: slide down from the upper right corner of the mobile phone screen, open the shortcut menu bar;

[0033] Step two: find the screen projection function of the mobile phone (the screen mirror for an Apple mobile phone and the wireless screen projection for an Android mobile phone), click to open, or find the screen projection function in the more connections of the settings;

[0034] Step three: find the model name of the wireless projection display in the search device list, click the link wireless projection display;

[0035] Step four: adsorb the wireless projection display on the back of the mobile phone, and the wireless projection display faces the user to view the picture taken by the rear camera of the mobile phone through the wireless projection display, so as to adjust the shooting posture to the best shooting angle; or install the mobile phone on the selfie stick, and hold the wireless projection display to view the picture taken by the rear camera of the mobile phone, so as to adjust the shooting posture to the best shooting angle; or install the mobile phone and the handheld wireless projection display on the selfie stick or selfie stick, and the wireless projection display faces the user to view the picture taken by the rear camera of the mobile phone through the wireless projection display, so as to adjust the shooting posture to the best shooting angle.

[0036] It is worth mentioning that the strong magnetic element 2 includes a silica gel sleeve and a magnetic piece, and the silica gel sleeve is wrapped outside the magnetic piece. Such design not only provides a buffering effect, reduces the scratches or wear caused by direct contact, but also prevents direct contact between the magnetic piece and the mobile terminal, thereby reducing the risk of interference between the magnetic piece and the internal electronic devices of the mobile terminal. Moreover, the silica gel sleeve can provide a certain elastic deformation capability to ensure the adsorption force without causing excessive pressure on the mobile terminal.

[0037] Specifically, the display body 1 is internally provided with a control circuit board and a power supply assembly, and the display body 1 is provided with a display screen 3 on the front face. The display screen 3 and the control circuit board are both electrically connected with the power supply assembly.

[0038] In the embodiment, the display body 1 is provided with a power switch 4 on the outside, and the power switch 4 is used to control the power supply state of the power supply assembly. The power switch 4 is a toggle switch.

[0039] Specifically, the toggle switch in the embodiment completes the closing or opening operation of the circuit by physically moving a lever or handle, so that the user can control the power state of the wireless projection display through intuitive operation.

[0040] In the wireless projection display, the toggle switch is designed to directly cut off or connect the current path between the power supply assembly and other electronic elements. When the toggle switch is in the "off position, the current cannot flow to the power supply assembly and other electronic elements, and the wireless projection display is in a completely powered-off state; when the toggle switch is turned to the "on" position, the current can smoothly flow through the power supply assembly to provide the required power for the display screen 3 and the control circuit board.

[0041] In the embodiment, a Type-C charging port 5 and a charging indicator light 6 are arranged outside the display body 1, the Type-C charging port 5 is used to be connected with an external power supply unit to charge the power supply assembly, and the charging indicator light 6 is used to display the current charging state.

[0042] Specifically, the Type-C charging port 5 is a multifunctional interface standard, which not only supports high-speed data transmission, but also supports bidirectional power transmission, and can realize the purpose of a single interface to complete multiple functions, such as data transmission, video signal transmission and power supply.

[0043] For the display body 1, the Type-C charging port 5 is not only used for charging, but also supports other functions. For example, it can also be used to receive video signals from a notebook computer or other compatible devices, thereby realizing a screen expansion or mirroring function.

[0044] In the embodiment, a shooting button 7 is also arranged outside the display body 1, the shooting button 7 is used to control the mobile terminal to take a photo or record a video, and a screen rotation button 8 is also arranged outside the display body 1, the screen rotation button 8 is used to adjust the display angle of the picture, and when the screen rotation button 8 is pressed, the picture on the display screen 3 is rotated by 180°.

[0045] In the embodiment, a display ratio button 9 is also arranged outside the display body 1, the display ratio button 9 is used to adjust the picture ratio of the display screen 3, and when the display ratio button 9 is pressed, the picture on the display screen 3 can be switched between a full-screen mode and a 1:1 mode.

[0046] In the embodiment, the display screen 3 is a 4.02-inch display screen.

[0047] It should be noted that the wireless projection display provided in the embodiment does not involve improvement of circuit connection between internal electronic devices, and those skilled in the art can obtain the specific connection mode of the control circuit board, the display screen and the power supply assembly and other electronic devices in the prior art, therefore, the embodiment will not be described here.

[0048] In addition, the utility model provides a kind of wireless projection device, including the wireless projection display and remote controller described above, and remote controller includes controller body and the shooting key and the on-off key arranged on controller body, and the on-off key is used to control the on-off state of controller body, and the shooting key is used to control mobile terminal to take a photo or record a video.

[0049] For further explanation, the embodiment also provides a connection method of remote controller and mobile phone, as follows:

[0050] Press the switch key, so that the remote control is in the state of starting, then search the remote control through the mobile phone, then link the remote control, complete the mobile phone and remote control pairing, and then can complete the photographing or video recording operation through the remote control.

[0051] It should be noted that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the application is used, or the orientation or positional relationship commonly understood by those skilled in the art, or the orientation or positional relationship commonly used when the product of the application is used, which is only for the convenience of describing the application and simplifying the description, and is not intended to indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0052] It should be understood that those skilled in the art can make improvements or changes according to the above description, and all such improvements and changes shall fall within the scope of the appended claims of the present application.

[0053] The above has described the present application by way of example in connection with the drawings, and it is obvious that the implementation of the present application is not limited to the above manner, and various improvements or changes using the method concept and technical solution of the present application, or direct application of the concept and technical solution of the present application to other occasions without improvement, are all within the protection scope of the present application.

Claims

1. A wireless projection display, characterized in that, include: Display subject; A strong magnetic element is disposed on the back of the display body. The strong magnetic element is used to attract the mobile terminal. The strong magnetic element includes a silicone sleeve and a magnetic component. The silicone sleeve is wrapped around the magnetic component.

2. The wireless projection display as described in claim 1, characterized in that: The display body is equipped with a control circuit board and a power supply component inside. The display screen is located on the front of the display body. Both the display screen and the control circuit board are electrically connected to the power supply component.

3. A wireless projection display as described in claim 2, characterized in that: A power switch is provided on the outside of the display body, and the power switch is used to control the power supply status of the power supply component.

4. A wireless projection display as described in claim 3, characterized in that: The power switch is a toggle switch.

5. A wireless projection display as described in claim 3, characterized in that: The display body is provided with a Type-C charging port and a charging indicator light on its outer side. The Type-C charging port is used to connect to an external power supply unit to charge the power component, and the charging indicator light is used to display the current charging status.

6. A wireless projection display as described in claim 3, characterized in that: A camera button is also provided on the outside of the display body. The camera button is used to control the mobile terminal to take photos or record videos.

7. A wireless projection display as described in claim 3, characterized in that: The display body is also provided with a screen rotation button on the outside. The screen rotation button is used to adjust the display angle of the screen. When the screen rotation button is pressed, the screen rotates 180°.

8. A wireless projection display as described in claim 3, characterized in that: The display body is also provided with a display ratio button on its outer side. The display ratio button is used to adjust the screen ratio of the display screen. When the display ratio button is pressed, the screen can switch between full-screen mode and 1:1 mode.

9. A wireless projection display as described in claim 3, characterized in that: The display screen is a 4.02-inch display screen.

10. A wireless screen projection device, characterized in that, The invention includes the wireless projection display and remote control as described in any one of claims 1 to 9, wherein the remote control includes a controller body and a camera button and a power button disposed on the controller body, the power button being used to control the on / off state of the controller body, and the camera button being used to control the mobile terminal to perform photo or video recording operations.

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