CN202917997U - Mobile power supply unit with projection function - Google Patents

Abstract

The utility model discloses a mobile power supply device with projection function, which comprises a control circuit board, a power supply connecting component, a rechargeable battery unit, a micro-projection device, a signal transmission component and the like; the control circuit board is provided with a charging and discharging circuit; the power supply connecting assembly and the rechargeable battery unit are connected to a charging and discharging circuit of the control circuit board to enable input power supply or output power supply; the micro-projection device comprises a micro-projection module and a micro-projection lens; the signal transmission component is used for connecting with the control circuit board to transmit information. Therefore, the mobile power supply device with the projection function of the present invention can provide other portable electronic devices to connect for charging, and also can transmit signals of other portable electronic devices to the micro-projection device, so as to achieve the function of projecting images.

Description

Mobile power supply unit with projection function

technical field

The utility model relates to a mobile power supply device, in particular to a mobile power supply device which is combined into an easy-to-carry structure and has the function of a projector, which can be used as an emergency backup power supply for other portable electronic devices, and can also provide other portable electronic devices. The portable electronic device is connected to the person for image projection. the

Background technique

Due to the rapid development of today's electronics, network and communication technologies, smart phones (Smartphont), tablet computers (Tablet computer), digital players (MP3, MP4), personal mobile assistants (PDA), digital cameras (Digital cameras) ), laptops (Note Book) and other consumer electronics products are quite common. People usually carry a variety of portable electronic products at the same time when they go out. Using their increasingly powerful functions, they can satisfy people's information life anytime, anywhere. Such as surfing the Internet, watching videos, listening to music, taking pictures and playing games, etc. the

However, the common feature of these portable electronic products is the use of a rechargeable secondary battery (Secondary battery). This electronic product using a secondary battery often has the problem of battery energy depletion when going out, and is limited The design of electronic products also cannot be arbitrarily replaced with high-capacity secondary batteries, which often causes the inconvenience of charging. the

Therefore, some mobile power supply devices (Power Bank) are designed to meet the above-mentioned problem of insufficient battery energy in consumer electronics products. Through high-capacity design, consumers can pre-charge the mobile power supply device to provide the above-mentioned power banks when they go out. Consumer electronics connected for charging. the

However, the existing mobile power supply devices only have simple charging and discharging functions, and cannot provide other functions that are beneficial to consumers, so it is difficult to meet the needs of consumers now. Moreover, today's consumer electronics products are more powerful and generally have the function of playing movies and photos. If the mobile power device does not actively keep pace with the times, it will not be able to promote the development of the technology industry of the mobile power device.

Therefore, how to create a mobile power supply device, in addition to being able to charge consumer electronic products, also makes it able to respond to the video and photo playback functions that consumer electronic products generally have, allowing people to make the mobile power supply device play enlarged movies or The pictures will be the desired positive disclosure of the utility model. the

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies in the prior art and provide a mobile power supply device with a projection function, in order to achieve the purpose of charging and discharging and being able to project movies. the

The utility model is realized through the following technical solutions:

A mobile power supply device with projection function, comprising:

The control circuit board has a charge and discharge circuit;

The power connection component is electrically connected to the charge and discharge circuit of the control circuit board, so that the power connection component inputs the input power to the charge and discharge circuit, and outputs the output power;

A rechargeable battery unit, the rechargeable battery unit includes at least a rechargeable battery, the rechargeable battery is electrically connected to the charge and discharge circuit of the control circuit board, and the rechargeable battery stores input power or releases output power;

The micro-projection device, the micro-projection device includes a micro-projection module and a micro-projection lens, the micro-projection module is packaged and combined with the control circuit board, and the micro-projection lens is combined with the micro-projection module; and

The signal transmission component is connected with the control circuit board to transmit information.

It also includes a casing, the control circuit board, the rechargeable battery unit, and the micro-projection module of the micro-projection device are arranged in the casing, and the power connection assembly and the micro-projection lens of the micro-projection device can be exposed from the casing. the

The voltage of the input power supply and the output power supply are 3.5-21 volts, and the current is 0.7-1 ampere. the

The power connection assembly is an electrical connector combined with the control circuit board. the

The electrical connector is an electrical connector suitable for portable electronic devices. the

The power connection component is a power cable connected to the control circuit board. the

The signal transmission component is a signal source connected to the power connection component. the

The signal transmission line of the signal source may be integrated with a power line. the

The signal transmission component is a wireless transmission module connected to the control circuit board. the

The rechargeable battery is one of lithium battery, lithium iron battery, lithium manganese battery, alkaline battery or hydrogen-oxygen battery. the

The beneficial effects of the utility model are:

The utility model provides a mobile power supply device with a projection function, which is composed of a mobile power supply device with a projection function by means of a control circuit board, a power supply connection component, a rechargeable battery unit, a micro projection device and a signal transmission component design, and then can be used as The mobile power supply device can be used for charging and discharging, and can provide the function of connecting other portable electronic devices for projection and playback. the

Description of drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention. the

Fig. 2 is a schematic diagram of device configuration in a preferred embodiment of the present invention. the

Fig. 3 is a reference diagram of a use state of a preferred embodiment of the present invention. the

In the figure: 1. Control circuit board; 10. Portable electronic device; 2. Power connection component; 21. Electrical connector; 3. Rechargeable battery unit; 31. Rechargeable battery; 4. Micro projection device; 41. Micro projection Module; 42. Micro-projection lens; 5. Signal transmission component; 51. Signal line; 6. Housing. the

Detailed ways

In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and preferred embodiments. the

Referring to Fig. 1 and shown in Fig. 2, the mobile power supply device with projection function of the present invention, its preferred embodiment system comprises a control circuit board 1, a power connection assembly 2, a rechargeable battery unit 3, a micro-projection device 4 and a signal transmission component 5, and package and combine them in a housing 6, wherein:

The control circuit board 1 is the main board of the portable power supply device of the present invention, which mainly has a charging and discharging circuit and necessary controllers and electronic components for connecting the power connection component 2, the rechargeable battery unit 3 and the micro projection device 4.

The power connection component 2 is electrically connected to the charge and discharge circuit of the control circuit board 1, so that the power connection component 2 can input an input power to the charge and discharge circuit, and output an output power to charge other portable electronic devices. Wherein, the power connection component 2 can be an electrical connector 21 combined on the control circuit board 1 , such as a USB electrical connector commonly used in consumer electronics products, through which charging and discharging are performed. However, the power connection component 2 is not limited to the embodiment of the electrical connector, and may also include a power line (not shown) directly connected to the control circuit board 1, and the power line is connected to the mains for charging. the

The rechargeable battery unit 3 includes at least one rechargeable battery 31 (as shown in the figure, two rechargeable batteries 31 connected in series or in parallel), and the rechargeable battery unit 3 (rechargeable battery 31) is electrically connected to the above-mentioned control circuit board 1 The charging and discharging circuit further enables the rechargeable battery 31 to store input power or release output power. Wherein, the preferred embodiment of the rechargeable battery 3 is selected from one of lithium batteries, lithium-iron batteries, lithium-manganese batteries, alkaline batteries and hydrogen-oxygen batteries. Moreover, the preferred total capacity of the rechargeable battery unit 3 of the present invention is above 1000mAh. the

The micro-projection device 4 includes a micro-projection module 41 and a micro-projection lens 42 , the micro-projection module 41 is packaged and combined on the control circuit board 1 , and the micro-projection lens 42 is combined with the micro-projection module 41 . Therefore, the micro-projection device 4 is directly or indirectly connected to other portable electronic devices, such as smart mobile phones or portable computers, etc., by wired or wireless transmission, and the smart mobile phone or portable computer, etc. The provided image signal is processed, and then projected onto a screen or a wall to enlarge and share the projected image. the

The signal transmission component 5 is a signal line 51 connected to the power connection component 2, and the signal line 51 can be an integrated cable integrated with a power line, and a preferred embodiment thereof is a USB signal line. However, the signal transmission component 5 can also be a wireless transmission module (not shown) connected to the control circuit board 1 or the micro projection module 41 . Therefore, the present invention can utilize the signal transmission component 5 to connect with the control circuit board 1 or the micro projection module 41 to transmit an image information (that is, the image signal source of other portable electronic devices). the

The casing 6 is a hollow structure, so that the above-mentioned control circuit board 1, the rechargeable battery unit 3, and the micro-projection module 41 of the micro-projection device 4 are arranged in the casing 6, and the above-mentioned power connection assembly 2 and the micro-projection device 4 The micro-projection lens 42 is exposed from the casing 6, so that the power connection assembly 2 can be connected to the signal line 51, and the micro-projection lens 42 can perform image projection. the

The above-mentioned control circuit board 1, power connection component 2, rechargeable battery unit 3, micro-projection device 4 and signal transmission component 5, as well as the design of their packaging and combination in the housing 6, can form a mobile power supply device with a projection function. Through the control circuit board 1, the voltage of its input power and output power is set to 3.5~21 volts (V), and the current value is 0.7~11 ampere (A), which is suitable for common portable electronic devices such as smart Mobile phone (Smartphont), tablet computer (Tablet computer), notebook computer, digital player (MP3, MP4), personal mobile assistant (PDA), digital camera (Digital cameras), etc. the

When the mobile power supply device of the present utility model is in use, the signal line 51 can be connected to the power supply connection assembly 2 and the mains or a desktop (notebook) computer, etc., and then the power supply is input to the rechargeable battery unit 3, so that it can be used as another battery when going out. Backup power supply for portable electronic devices. As shown in FIG. 3 , when other portable electronic devices 10 (such as mobile phones) lack power, they can be connected to the power connection component 2 and the portable electronic device 10 through the signal line 51, so as to realize the connection of the portable electronic device. 10. The function of charging. Furthermore, the present invention can also receive the image signal of the portable electronic device 10 , process the image signal through the micro-projection module 41 , and then project the image signal from the micro-projection lens 42 onto the screen or the wall. the

As mentioned above, the utility model fully meets the three requirements of a patent: novelty, creativity and industrial applicability. In terms of novelty and creativity, the utility model uses the design of the control circuit board, power connection components, rechargeable battery unit, micro-projection device and signal transmission component to form a mobile power supply device with projection function, so as to be used as a mobile power supply device Charging and discharging, as well as providing the function of connecting other portable electronic devices for projection and playback. In terms of industrial applicability, utilizing the structural features and technical solutions of the utility model should fully meet the current industrial needs. the

The utility model has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only used to describe the utility model, and should not be construed as limiting the scope of the utility model. It should be noted that all changes and replacements equivalent to those of the embodiments should be included within the scope of the present utility model. Therefore, the scope of protection of the present utility model should be defined by the claims. the

Claims (10)

1. A mobile power supply device with projection function, characterized in that it comprises:   A control circuit board, the control circuit board has a charging and discharging circuit; A power connection component, the power connection component is electrically connected to the charge and discharge circuit of the control circuit board, so that the power connection component inputs the input power to the charge and discharge circuit, and outputs the output power; A rechargeable battery unit, the rechargeable battery unit includes at least a rechargeable battery, the rechargeable battery is electrically connected to the charging and discharging circuit of the control circuit board, and the rechargeable battery stores the input power or releases the output power ; A micro-projection device, the micro-projection device includes a micro-projection module and a micro-projection lens, the micro-projection module is packaged and combined with the control circuit board, and the micro-projection lens is combined with the micro-projection module; and A signal transmission component, the signal transmission component is connected to the control circuit board to transmit information. 2. The mobile power supply device with projection function according to claim 1, further comprising a casing, the control circuit board, the rechargeable battery unit, and the micro-projection module of the micro-projection device are arranged In the housing, the power connection assembly and the micro projection lens of the micro projection device may be exposed from the housing. 3 . The mobile power device with projection function as claimed in claim 1 , wherein the voltage of the input power and the output power are 3.5-21 volts, and the current is 0.7-11 amperes. 4. The mobile power device with projection function as claimed in claim 1, wherein the power connection component is an electrical connector combined with the control circuit board. 5. The mobile power supply device with projection function as claimed in claim 4, wherein the electrical connector is an electrical connector suitable for portable electronic devices. 6. The mobile power supply device with projection function according to claim 1, wherein the power connection component is a power cable connected to the control circuit board. 7. The mobile power supply device with projection function according to claim 1, wherein the signal transmission component is a signal source connected to the power connection component. 8. The mobile power supply device with projection function according to claim 7, wherein the signal transmission line of the signal source can be integrated with a power line. 9. The mobile power supply device with projection function according to claim 1, wherein the signal transmission component is a wireless transmission module connected to the control circuit board. 10. The mobile power supply device with projection function according to claim 1, wherein the rechargeable battery is selected from one of lithium batteries, lithium-iron batteries, lithium-manganese batteries, alkaline batteries or hydrogen-oxygen batteries .

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