CN205104943U - Handy portable power source - Google Patents

Abstract

The utility model discloses a portable mobile power supply, which comprises a shell, which is provided with a battery, a control circuit, a charging output circuit, and also includes a power supply input assembly for connecting external alternating current, and is electrically connected with the control circuit. The AC/DC conversion circuit, the power input component is electrically connected with the AC/DC conversion circuit. The power input assembly includes a connecting part and a plug provided with pins, one end of the connecting part is connected with the plug, and the other end is rotatably connected with the shell. Pin holes are arranged on the front of the shell, and the pins can be stored in the pin holes as the connecting part rotates, or can be separated from the pin holes and connected to an external power socket as the connecting part rotates. Implementing the technical solution of the utility model, the mobile power supply is provided with a power input assembly, and the power input assembly is integrated with the mobile power supply, and the user only needs to carry the mobile power supply, and does not need to carry other accessories such as a power supply connection line or a plug. , enhancing the portability and practicality of the mobile power supply.

Description

portable power bank

technical field

The utility model relates to the field of electronic technology, in particular to a portable mobile power supply.

Background technique

As a portable charger that integrates power supply and charging functions, mobile power can charge mobile phones, tablets and other digital devices anytime and anywhere, bringing convenience to people's travel.

But at present, many mobile power sources only have power input interface and power output interface, and cannot be directly connected to AC power for charging. When charging, it cannot be directly connected to electronic devices, and the two need to be connected through another power transmission line. In this way, when the user carries the mobile power supply, he needs to carry accessories such as a power transmission line and a plug at the same time. This kind of mobile power supply has many and scattered components, which makes it inconvenient for the user to carry, and the user is likely to miss accessories and thus cannot be charged.

Utility model content

The technical problem to be solved by the utility model is to provide a portable mobile power supply in which charging accessories are integrated in order to address the above-mentioned defects in the prior art. The technical solution adopted by the utility model to solve the technical problem is: to construct a portable mobile power supply, including a casing, a battery, a control circuit, a charging output circuit are arranged in the casing, and a power input assembly for connecting to an external alternating current is also included. In addition, an AC/DC conversion circuit electrically connected to the control circuit is arranged in the casing, and the power input component is electrically connected to the AC/DC conversion circuit. The power input assembly includes a connecting part and a plug provided with pins, one end of the connecting part is connected with the plug, and the other end is rotatably connected with the shell. Pin holes are arranged on the front of the shell, and the pins can be stored in the pin holes as the connecting part rotates, or can be separated from the pin holes and connected to an external power socket as the connecting part rotates.

Preferably, the power input assembly is arranged on the front of the housing, and the front of the housing is provided with a front recess matching the shape of the power input assembly, and the power input assembly is at least partially sunk in the front recess.

Preferably, the mobile power supply further includes a first power output line, one end of the first power output line is electrically connected to the charging output circuit and protrudes from the casing, and the other end is provided with a first output interface.

Preferably, the side of the casing is provided with an interface jack that matches the shape of the first output interface and can be inserted therein, and the first power output line is arranged along the side of the casing and surrounds at least part of the side of the casing.

Preferably, a first recess matching the shape of the first power output line is provided on the side of the casing, and the first power output line is at least partially sunk in the first recess.

Preferably, a second output interface is provided on the back of the housing, and the second output interface is electrically connected to the charging output circuit; or, a second power output line is provided on the housing, and the second power output line is electrically connected to the charging output circuit and is connected to the charging output circuit from the housing. protruding from the inside, and the other end is provided with a second output interface.

Preferably, the first output interface is a male interface, and the second output interface is a female interface.

Preferably, the portable mobile power supply includes a conversion joint, one end of the conversion joint is provided with a third output interface, and the other end is provided with a conversion interface matching the first output interface; The recess, the adapter is at least partially sunk in the second recess.

Preferably, the second recess is provided on the side of the casing, and the first power output line is blocked on the opening of the second recess to prevent the conversion connector from coming out of the second recess.

Preferably, an indicator light is provided on the housing.

Implementing the technical solution of the utility model has at least the following beneficial effects: the mobile power supply is provided with a power input assembly, and the power input assembly and the mobile power supply are integrated, and the user only needs to carry the mobile power supply to connect to an external power socket, and There is no need to carry other accessories such as power cables or plugs, which enhances the portability and practicability of the mobile power supply.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

1-4 are three-dimensional schematic diagrams of a portable mobile power supply in a preferred embodiment of the present invention.

FIG. 5 is a schematic front view of the mobile power supply in FIG. 1 .

FIG. 6 is a schematic diagram of the back of the mobile power supply in FIG. 1 .

FIG. 7 is a schematic front view of the mobile power supply in FIG. 1 in a state where the power input assembly and the first power output line are unfolded.

8-10 are three-dimensional schematic views of the mobile power supply in FIG. 1 in a state where the power input assembly and the first power output line are unfolded.

FIG. 11 is an exploded schematic diagram of the mobile power supply in FIG. 7 in a state of being separated from the adapter.

FIG. 12 is a schematic perspective view of the mobile power supply in FIG. 7 in a state where the conversion joint is connected to the first power output line.

Among them, 1. Shell, 10. Front concave position, 101. Pin hole, 11. First concave position, 111. Interface jack, 12. Second concave position, 2. Power input component, 21. Plug, 211. Pin , 22. Connection part, 3. The first power output line, 31. The first output interface, 4. The second output interface, 5. Adapter, 51. The third output interface, 52. Adapter interface, 6. Indicator lights.

detailed description

In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation of the utility model is described in detail with reference to the accompanying drawings. In the description of the portable mobile power supply of the present invention, it should be understood that terms such as "front", "rear", "upper", "lower", "front", "back", and "side" are only for It is convenient to describe the technical solution of the utility model, but does not indicate that the device or element referred to must have a specific orientation, so it cannot be understood as a limitation of the utility model.

As shown in Figure 1-12, the portable mobile power supply in a preferred embodiment of the present invention includes a casing 1, which is provided with a battery, a control circuit, a charging output circuit, and a power input for connecting to an external AC power component 2, and the housing 1 is provided with an AC/DC conversion circuit electrically connected to the control circuit, and the power input component 2 is electrically connected to the AC/DC conversion circuit. The power input assembly 2 includes a connecting portion 22 and a plug 21 provided with pins 211 . One end of the connecting portion 22 is connected to the plug 21 , and the other end is rotatably connected to the housing 1 . The front of the housing 1 is provided with pin holes 101 , and the pins 211 can rotate with the connecting part 22 and be stored in the pin holes 101 , or can be separated from the pin holes 101 with the rotating of the connecting part 22 and connected to an external power socket. The control circuit is electrically connected with the charging output circuit.

As shown in Figures 1-6, the housing 1 has a front, a back and a side, and the shape of the housing 1 is not limited. In this embodiment, the housing 1 is approximately circular, that is, the front and back of the housing 1 are approximately round. The battery inside the casing 1 is used to store electricity and output electricity to other external electronic devices.

When not using the mobile power supply, the user can turn the power input assembly 2 so that the pins 211 are stored in the pin holes 101; And connect it to an external power socket. Specifically, one end of the connecting portion 22 is fixedly connected to the plug 21, and the other end is hinged to the housing 1. The pins 211 of the power input assembly 2 can be arranged on the back side thereof, and are not parallel to the back side. The pins 211 are stored in the pin hole 101. In the state, that is, when the power input assembly 2 is stored, the power input assembly 2 is attached to the front of the housing 1, that is, the front of the power input assembly 2 faces outward, and the back faces the front of the housing 1; and the power input assembly 2 The front profile of the shell 1 can be close to the surface profile of the casing 1, so that the appearance of the mobile power supply is more beautiful and natural. Wherein, the connecting portion 22 may be elongated and flat to save space; in this embodiment, the plug 21 is approximately a cylinder, and the pins 211 are arranged on the lower surface of the cylinder. In this embodiment, the power input assembly 2 can be rotated at least 180 degrees. In the state where the prongs 211 are exposed, that is, when the power input assembly 2 is unfolded, the plug 21 can be connected to the socket, and the front of the mobile power supply faces the socket. .

Preferably, the power input assembly 2 is arranged on the front of the housing 1, and the front of the housing 1 is provided with a front recess 10 matching the shape of the power input assembly 2, and the power input assembly 2 is at least partially sunk in the front recess 10, and It can be disengaged from it, and the power input assembly 2 and the inner wall of the front recess 10 can be interference fit or have a card position, so that the storage of the power input assembly 2 is more firm, and the mobile power supply is in the storage state of the power input assembly 2 The next is more portable and beautiful. Further, the bottom of the front concave position 10 can be provided with several through holes. When the power input assembly 2 is unfolded, the through holes communicate with the outside world and the inside of the housing 1. In this embodiment, the through holes are elongated, and several The through-hole array is arranged at the bottom of the front concave position 10, so that when the mobile power supply is charging, the heat emitted by the internal electronic components can be dissipated through the through-holes, thereby optimizing the heat dissipation effect of the mobile power supply.

As shown in Figure 1-10, further, the mobile power supply can also include a first power output line 3, one end of the first power output line 3 is electrically connected to the charging output circuit, and protrudes from the casing 1, and the other end is provided There is a first output interface 31 . The first power output line 3 is used to connect to and charge external electronic devices, as long as the charging interface of the external electronic device matches the first output interface 31 . Thereby, when the power input assembly 2 of the mobile power supply is not connected to the external power supply, other electronic equipment can be connected through the first power output line 3, and the electric energy stored in the mobile power supply can be used to charge other electronic equipment; When the power input assembly 2 is connected to an external power source, and at the same time connected to other electronic devices through the first power output line 3, both the mobile power supply and other electronic devices can be charged at the same time.

The side of the housing 1 can be provided with an interface jack 111 that matches the shape of the first output interface 31 and can be inserted therein, and the first power output line 3 can protrude from the side of the housing 1 . When the first output interface 31 is inserted into the interface jack 111, that is, when the first power output line 3 is accommodated, the first power output line 3 is arranged along the side of the casing 1 and surrounds at least part of the casing 1. on the side. Moreover, the first output interface 31 and the inner wall of the interface jack 111 may be provided with an interference fit or a detent, so as to make the combination between the first output interface 31 and the interface jack 111 stronger.

Preferably, a first concave position 11 matching the shape of the first power output line 3 is provided on the side of the housing 1, and the first power output line 3 is at least partially sunk in the first concave position 11 and can be detached from it. , the first recess 11 is also arranged along the side of the housing 1 . In addition, the first power output line 3 and the inner wall of the first recess 11 can be an interference fit or have a locking position, so that the storage of the first power output line 3 is more firm. It is more portable and beautiful in storage state. When in use, it is only necessary to take out the first output interface 31 from the interface jack 111 and disengage the first power output line 3 from the first recess 11 .

As shown in Fig. 1-10, further, a second output interface 4 is provided on the back of the housing 1, and the second output interface 4 is electrically connected to the charging output circuit. Alternatively, the second output interface 4 may not be directly arranged on the shell 1, but a second power output line is provided on the shell 1, and the second power output line is electrically connected to the charging output circuit and protrudes from the shell 1. And the other end is provided with a second output interface 4 . The second input interface 4 is used for connecting with an external electronic device or a power transmission line, and charging the external electronic device.

Preferably, the first output interface 31 is a male interface, and the second output interface 4 is a female interface. Then for the electronic equipment whose charging interface matches the first output interface 31, the first power supply output line 3 can be used to charge it; for the electronic equipment whose charging interface does not match the first output interface 31, then it can be used The interface converter that matches the charging interface is connected to the second output interface 4, and then connected to the electronic device to charge it. Preferably, both the first output interface 31 and the second output interface 4 are different types of USB interfaces. In this embodiment, the first output interface 31 is a Micro-USB male interface, but it is not limited thereto, it can also be an Apple Lighting interface or a USB Type-C interface, etc.; the second output interface 4 is a USB Type-A female The interface, but not limited thereto, it can also be a USB Type-B interface or a USB Micro-A interface and so on.

Further, the mobile power supply may also include a conversion connector 5 for converting the type of the first output interface 31, one end of the conversion connector 5 is provided with a third output interface 51, and the other end is provided with a conversion connector that matches the first output interface 31. The interface 52 and the third output interface 51 are different types of interfaces from the first output interface 31 , and are preferably public interfaces. Specifically, the type of the third output interface 51 is not limited, and it may be an Apple Lighting interface, a USB Type-C interface, or a MiniUSB interface and so on. The housing 1 is provided with a second recess 12 matching the shape of the conversion joint 5 , the conversion joint 5 is at least partially sunk in the second recess 12 and can be disengaged therefrom. Moreover, an interference fit or a locking position may be provided between the conversion joint 5 and the inner wall of the second recess 12 to make the storage of the conversion joint 5 more secure. Then, for electronic equipment whose charging does not match the first output interface 31 but matches the third charging interface, the type of the interface 52 can be converted through the conversion joint 5 and then connected and charged, as shown in Figure 7-12. Take out the adapter 5 from the second recess 12 and connect it to the first output interface 31 .

Preferably, the second recess 12 is arranged on the side of the housing 1, and the first power output line 3 is blocked on the opening of the second recess 12 to prevent the conversion joint 5 from coming out of the second recess 12, that is, the second One concave position 11 and the second concave position 12 are staggered. In this embodiment, the adapter 5 is elongated and can be inserted into the second recess 12 along its length.

Further, the housing 1 is provided with an indicator light 6 . The indicator light 6 can be arranged on the back of the casing 1 for observation. And the indicator light 6 can be to indicate the power information of the mobile power supply. In this embodiment, the indicator light 6 is composed of several small lights arranged side by side. The small lights can be turned on or off in sequence. The current power of the battery, that is, the more the number of small lights that are lit, the more power, and vice versa. However, the function of the indicator light 6 is not limited to indicating power information, and can also indicate other information, such as indicating charging status, discharging status, or interface usage status, etc. This is the prior art and will not be repeated here.

To sum up, the portable mobile power supply of the present invention is provided with a power input assembly 2, and the power input assembly 2 is integrated with the mobile power supply, and the user only needs to carry the mobile power supply to connect with an external power socket without further Carrying other accessories such as power cables or plugs enhances the portability and practicality of the power bank. Further, the portable mobile power supply is also provided with power output components such as a first power output line 3, a second output interface 4, and a conversion joint 5. The mobile power supply and the power output component are integrated, and have a first output interface 31, Various power output interfaces such as the second output interface 4 and the third output interface 51 can be directly connected to and charged with external electronic devices, and the user only needs to carry the mobile power supply, and does not need to carry it to connect with the electronic device. Other accessories further enhance the portability and practicality of the power bank.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications, combinations and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included within the scope of the claims of the present utility model.

Claims (10)

1. a portable portable power source, comprise shell (1), battery, control circuit, charging output circuit is provided with in described shell (1), it is characterized in that, also comprise the power input component (2) for connecting external communication electricity, and in described shell (1), being provided with the AC/DC change-over circuit be electrically connected with described control circuit, described power input component (2) is electrically connected with described AC/DC change-over circuit;

Described power input component (2) comprises connecting portion (22) and is provided with the plug (21) of pin (211), one end of described connecting portion (22) is connected with described plug (21), and the other end can rotatably be connected with described shell (1);

The front of described shell (1) is provided with pin holes, described pin (211) can rotate with described connecting portion (22) and be concealed in described pin holes (101), or rotates with described connecting portion (22) and depart from described pin holes and be connected with external power receptacle.

2. portable portable power source according to claim 1, it is characterized in that, described power input component (2) is located at the front of described shell (1), the front of described shell (1) is provided with the front recess (10) with the mating shapes of described power input component (2), and described power input component (2) is trapped in described front recess (10) at least partly.

3. portable portable power source according to claim 1, it is characterized in that, also comprise the first power supply output line (3), one end of described first power supply output line (3) is electrically connected with described charging output circuit and stretches out in described shell (1), and the other end is provided with the first output interface (31).

4. portable portable power source according to claim 3, it is characterized in that, the side of described shell (1) is provided with described first output interface (31) mating shapes, can supplies its interface jack inserted (111), and described first power supply output line (3) arranges along the side of described shell (1) and is centered around at least part of side of described shell (1).

5. portable portable power source according to claim 4, it is characterized in that, the side of described shell (1) is provided with the first recess (11) with the mating shapes of described first power supply output line (3), and described first power supply output line (3) is trapped in described first recess (11) at least partly.

6. portable portable power source according to claim 2, is characterized in that, the back side of described shell (1) is provided with the second output interface (4), and described second output interface (4) is electrically connected with described charging output circuit;

Or described shell (1) is provided with second source output line, described second source output line is electrically connected with described charging output circuit and stretches out in described shell (1), and the other end is provided with the second output interface (4).

7. portable portable power source according to claim 6, is characterized in that, described first output interface (31) is public access mouth, and described second output interface (4) is maternal interface.

8. portable portable power source according to claim 2, it is characterized in that, described portable portable power source comprises crossover sub (5), and one end of described crossover sub (5) is provided with the 3rd output interface (51), the other end is provided with the translation interface (52) mated with described first output interface (31); Described shell (1) is provided with the second recess (12) with the mating shapes of described crossover sub (5), and described crossover sub (5) is trapped in described second recess (12) at least partly.

9. portable portable power source according to claim 8, it is characterized in that, described second recess (12) is located at the side of described shell (1), and described first power supply output line (3) gear is on the opening of described second recess (12), to hinder described crossover sub (5) to spin off from described second recess (12).

10. portable portable power source according to claim 1, is characterized in that, described shell (1) is provided with indicator light (6).