CN202474947U - Portable movable power supply - Google Patents

Abstract

The utility model relates to a movable power supply and discloses a portable movable power supply. The portable movable power supply is characterized by comprising a shell, a storage battery and a control circuit, wherein the storage battery and the control circuit are arranged in the shell; the storage battery is connected with the control circuit; and the shell is provided with a UBS (universal serial bus) input interface and a USB output interface which are respectively connected with the control circuit. The portable movable power supply disclosed by the utility model has the beneficial effects that the charging at any time of various electronic devices becomes possible, the various external electronic devices such as mobile phones are charged directly after the USB output interface is connected with any data line, and the charging and discharging can be realized in time by virtue of the control circuit, so that the conversion efficiency of electric energy is improved. The portable movable power supply disclosed by the utility model has the advantages of high intellectualization, wide application, high energy conversion, small volume, high volume density and low cost and the like.

Description

A portable power bank

technical field

The utility model relates to a mobile power supply, in particular to a portable mobile power supply for directly charging external portable electronic equipment.

Background technique

In modern life, people often use various electronic products, such as mobile phones, cameras, MP3, etc. These electronic products are generally powered by batteries, but the battery capacity of digital electronic products is relatively limited, generally about 1000 mAh, and With the change of the user's usage habits, sometimes the mobile phone or MP3 is often used all day long, which increases the current consumed by the battery. At the same time, the increase in the functions of electronic devices such as mobile phones also greatly increases the current consumption of batteries, which shortens the standby time of batteries such as mobile phones, and even some smart phones run out of power in less than a day. In order to ensure charging of various digital products in time, users must carry various digital product chargers at any time, which makes it very inconvenient for users to use. And if there is no external power supply or the external power supply does not have a socket for the charger to insert, the charger becomes a decoration, and such things are commonplace for people who travel and go on business, so it is necessary to provide a Portable power bank, can charge various digital electronic products at any time.

Utility model content

Aiming at the problem that there is no portable mobile power supply for charging digital electronic products in the prior art, a portable mobile power supply is provided, which can charge various digital electronic products at any time. Another purpose of the utility model is to realize the charging of multiple electronic digital products at the same time.

The utility model adopts the following technical solutions:

A portable mobile power supply, characterized in that it includes a casing, a storage battery installed in the casing, and a control circuit, the storage battery is connected to the control circuit, a USB input interface and a USB output interface are provided on the casing, and the USB input interface and the USB output interface are respectively connected to the control circuit.

Preferably, the USB output interface is two or more standard USB output interfaces.

Preferably, the USB input interface is a microUSB interface.

Preferably, the portable mobile power supply includes a micro switch, and the micro switch is connected to a control circuit.

Preferably, the portable mobile power supply includes an LED indicator, and the LED indicator is connected to a control circuit.

Preferably, there are two USB output interfaces, and the two USB output interfaces are arranged side by side on one side of the mobile power supply casing, and the USB input interface is arranged on the other side of the mobile power supply casing.

Preferably, the control circuit adopts a control chip.

The beneficial effects of the utility model are: the portable mobile power source disclosed in the utility model makes it possible to charge various electronic devices at any time, and directly charges various external electronic devices such as mobile phones after connecting various data lines through the USB output interface , through the control circuit to realize the power on and off in time, which improves the conversion efficiency of electric energy. The utility model has the advantages of high intelligence, wide applicability, perfect protection function, safe and reliable operation, high energy efficiency conversion, small volume, high volume density and low cost. The utility model adopts multi-USB design intelligent scanning output, output constant current and constant voltage, short circuit and overcurrent protection independent control, when a short circuit occurs in one of the output USB1 and USB2, it will not affect the normal output of the other group, and at the same time when short circuit and overcurrent After the protection is released, it can automatically restore the output.

Description of drawings

Fig. 1 is an external structural diagram of the portable power supply of the present invention.

Detailed ways

The specific embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings of the description.

The utility model discloses a portable mobile power supply, which comprises a casing, a storage battery installed in the casing, and a control circuit, the storage battery is connected to the control circuit, a USB input interface and a USB output interface are arranged on the casing, and the USB The input interface and the USB output interface are respectively connected to the control circuit. The USB input interface is connected to an external power supply for charging the storage battery of the portable mobile power supply, and the charging process is controlled by a control circuit. The USB output interface is used for connecting an external portable electronic device to charge the battery of the external electronic device. The portable mobile power supply with the above structure can be connected to a standard USB data cable to charge various electronic devices with a USB interface, or directly use a data cable with a standard USB interface at one end and another interface (such as a type A or B mini-USB interface) at the other end. After conversion, it can also directly charge digital products with other interfaces, which increases the application range of the mobile power supply of this application. The USB data cable with a standard interface, the USB interface at one end, and the data lines with other interfaces at one end are all commonly used technologies in the prior art, and will not be repeated here. The portable mobile power supply disclosed by the utility model makes it possible to charge various electronic devices at any time. After connecting various data lines through the USB output interface, it can directly charge various external electronic devices such as mobile phones, and realize the charging in time through the control circuit. electricity, improving the conversion efficiency of electric energy. The utility model has the advantages of high intelligence, wide applicability, perfect protection function, safe and reliable operation, high energy efficiency conversion, small volume, high volume density and low cost. The utility model adopts multi-USB design intelligent scanning output, output constant current and constant voltage, short circuit and overcurrent protection independent control, when a short circuit occurs in one of the output USB1 and USB2, it will not affect the normal output of the other group, and at the same time when short circuit and overcurrent After the protection is released, it can automatically restore the output.

Preferably, the USB output interface is two or more standard USB output interfaces, so that the product of the present application can be compatible with two or more products with different charging modes, such as iPad and Samsung mobile phone, and has wide compatibility. The product of this application can charge iPad, iPad2, Samsung and other tablet computers whose input is 5V, various brand mobile phones, mp3, mp4, PSP and other digital products.

Preferably, the USB input interface is a microUSB interface. When no load is connected, connect the microUSB end of the portable power bank to the power source to charge the power bank itself.

Preferably, the portable mobile power supply includes a micro switch 13, and the micro switch is connected to a control circuit. The switch of the portable mobile power supply is realized by the micro switch, and the power supply is turned off in time when the USB output is not needed, which improves the conversion efficiency of the battery. For example, it can be set to press the micro switch for 1.5 seconds, the USB output interface has output, and then press the micro switch for 1.5 seconds to turn off the power.

Preferably, the portable mobile power supply includes an LED indicator, and the LED indicator is connected to a control circuit. The LED indications and the like respectively use different colors to mark different stages of charging or discharging, which is convenient for users. For example: Take two standard USB output interfaces as an example to charge the built-in battery: 1. When connected without load: Connect the Micro USB end of the device to the charger to charge the mobile power itself, and the LED light will be red for a long time when charging On, and it will be green (or blue) long after it is fully charged;

2. When there is a load connected: charge the load first. At this time, the LED light is orange (or purple) and is always on. After the load is fully charged, it will be charged to the built-in battery of the mobile power supply. At this time, the LED light is red and is always on. , it will be green (or blue) long light when fully charged. the

To charge the load:

1. Press the micro switch 1.5S USB1 and USB2 have outputs, and the connected load can be charged. At this time, the LED light displays the remaining power of the built-in battery of the mobile power supply in real time:

When the battery is >30%: the LED light is displayed as green (or blue) flashing;

When the power is ≥10%≤30%: the LED light is displayed as orange (or purple) flashing;

When the battery power is less than 10%, the LED light will flash in red;

When the load USB1 and USB2 ends are fully charged or removed 30S, the corresponding USB end stop output LED goes out.

(The display frequency is 0.5S on, 2.5S off and flickering)

2. When the device is in the discharge state, press the micro switch for 1.5 seconds to turn off the power supply, and the USB1 and USB2 terminals stop output; at this time, the LED light goes out, and the mobile power supply enters the standby state.

Preferably, there are two (11, 12) USB output interfaces, the two USB output interfaces are arranged side by side on one side of the mobile power supply casing, and the USB input interface is arranged on the other side of the mobile power supply casing. Such setting is convenient for user's identification.

Preferably, the control circuit adopts a control chip. For example, the AP1534 control chip, on the one hand, can reduce the cost and improve the conversion efficiency of electric energy at the same time. When connected to a load for charging, the output of single USB1 is 5V/1A, and the output of single USB2 is 5V/2A; when connected to two loads for charging, USB1 and USB2 output 5V/1A respectively at the same time, making the conversion of mobile power Efficiency is greatly improved.

The above specific embodiments have further described the purpose, technical solutions and beneficial effects of the present utility model in detail. It should be understood that the above are only specific embodiments of the present utility model and are not intended to limit the utility model. , Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. portable portable power source; It is characterized in that comprising housing, be installed in storage battery, control circuit in the housing; Said storage battery connects control circuit; USB input interface and USB output interface are set on the said housing, and said USB input interface and USB output interface connect control circuit respectively.

2. portable portable power source as claimed in claim 1 is characterized in that said USB output interface is two or more standards USB output interface.

3. portable portable power source as claimed in claim 1 is characterized in that said USB input interface is the microUSB interface.

4. portable portable power source as claimed in claim 1 is characterized in that said portable portable power source comprises sensitive switch, and said sensitive switch connects control circuit.

5. portable portable power source as claimed in claim 1 is characterized in that said portable portable power source comprises LED light, and said LED light connects control circuit.

6. portable portable power source as claimed in claim 1 is characterized in that said USB output interface is two, and two USB output interfaces are set up in parallel the side at the portable power source housing, and the USB input interface is arranged on the opposite side of portable power source housing.

7. the formula portable power source of taking as claimed in claim 1 is characterized in that said control circuit adopts control chip.

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