TWI651612B - Power bank device and power supply thereof - Google Patents

Abstract

A power supply for a mobile power supply device includes a housing, a rechargeable battery mounted in the housing, and a charging port and a USB socket disposed on the housing. The outer casing has an elongated mating surface, the charging port is mounted on the mating surface and electrically connected to the rechargeable battery, and the USB socket is electrically connected to the rechargeable battery for receiving the direct current power transmitted by the rechargeable battery. The outer casing can be detachably assembled to a charging base with a mating surface so that the mating surface faces the charging base and the charging port contacts the charging base, and the DC power can be received from the charging stand and transmitted to the rechargeable battery. Thereby, the present invention provides a power supply that can be charged without using a wire. In addition, the present invention further provides a mobile power supply device and a charging stand thereof.

Description

Mobile power unit and its power supply

The invention relates to a mobile power source, in particular to a mobile power supply device capable of charging without using a wire, and a power supply and a charging base thereof.

Most of the existing mobile power supplies require an external wire for charging work, but for the user, the wire is an item that is difficult to carry and store. However, the structural design of the existing mobile power supply has been limited by the wire, so it is difficult to further develop.

Accordingly, the inventors believe that the above-mentioned defects can be improved, and that the invention has been studied with great interest and with the use of scientific principles, and finally proposes a present invention which is rational in design and effective in improving the above-mentioned defects.

Embodiments of the present invention provide a mobile power supply device and a power supply and charging base thereof, which can effectively improve defects that may be generated by an existing mobile power supply.

The embodiment of the invention discloses a mobile power supply device, comprising: a charging base, comprising: a casing having a combined surface; two plug terminals mounted on the casing, and two of the plug terminals being movable Storing in the housing or standing upright outside the housing; a power supply port mounted on the combined surface; a DC socket mounted to the housing; and an AC-DC converter disposed on the housing And electrically connected to the two plug terminals, the power supply port, and the DC socket, for converting AC power transmitted by the two plug terminals into DC power, and transmitting the DC power To the power supply port and the DC outlet; and a power supply The container includes: a housing having a mating surface, and the housing is detachably coupled to the housing by cooperation of the mating surface and the combined surface, and the mating surface and the combination a face-to-face arrangement of the faces; a rechargeable battery installed in the outer casing; a charging port mounted on the mating surface and electrically connected to the rechargeable battery, the charging port being detachably contacting the power supply port Transmitting the DC power of the power supply to the rechargeable battery; and a USB socket mounted to the housing and electrically connected to the rechargeable battery for receiving DC power transmitted by the rechargeable battery .

The embodiment of the invention also discloses a power supply device for a mobile power supply device, comprising: a casing having a mating surface of an elongated shape; a rechargeable battery installed in the casing; and a charging port mounted on the mating surface And electrically connected to the rechargeable battery; and a USB socket mounted to the outer casing and electrically connected to the rechargeable battery for receiving DC power transmitted by the rechargeable battery; wherein the outer casing can The mating surface is detachably assembled to a charging base such that the mating surface faces the charging base and contacts the charging port to the charging stand, and can receive DC power from the charging stand And transmitted to the rechargeable battery.

The embodiment of the invention further discloses a charging base for a mobile power supply device, comprising: a housing having a combined surface; two plug terminals mounted on the housing, and two of the plug terminals are movably received in the housing The housing is located upright outside the housing; a power supply port is mounted on the combined surface; a DC socket is mounted on the housing; an AC-DC converter is disposed in the housing and electrically Connecting to the two plug terminals, the power supply port, and the DC socket for converting AC power transmitted by the two plug terminals into DC power, and transmitting the DC power to the power supply And the DC socket; and a plug conversion structure detachably mounted to the two plug terminals, and the plug conversion structure is electrically connected to the two plug terminals; wherein the plug conversion structure has Different from an electrical connection interface of the two plug terminals.

In summary, the mobile power supply device and the power supply thereof disclosed in the embodiments of the present invention are provided. The charging device and the charging base are detachably assembled to the charging base through the mating surface of the outer casing, so that the charging device can contact the power supply port of the charging base, so that the mobile power supply device (or power supply device) can be The rechargeable battery is charged without using a wire.

For a better understanding of the features and technical aspects of the present invention, reference should be made to the accompanying claims limit.

100‧‧‧Mobile power supply unit

1‧‧‧ charging stand

11‧‧‧Shell

111‧‧‧ combination face

112‧‧‧Chute

1121‧‧‧floor

1122‧‧‧ wing

113‧‧‧Positioning bumps

114‧‧‧Terminal slot

115‧‧‧ Positioning structure

12‧‧‧ Plug terminal

13‧‧‧Power supply

131‧‧‧Electrical terminals

14‧‧‧DC socket

15‧‧‧AC DC Converter

16, 16', 16", 16'''‧‧‧ plug conversion structure

2‧‧‧Power supply

21‧‧‧ Shell

211‧‧‧ Matching surface

212‧‧‧ Slider

2121‧‧‧ Ribs

213‧‧‧ positioning groove

214‧‧‧With structure

22‧‧‧Rechargeable battery

23‧‧‧USB socket

24‧‧‧Power button

25‧‧‧Charging equipment

251‧‧‧Metal pad

26‧‧‧Charging socket

1 is a perspective view (1) of a first embodiment of a mobile power supply device according to the present invention.

2 is a perspective view of another perspective of FIG. 1.

3 is a perspective view (2) of the first embodiment of the mobile power supply device of the present invention.

4 is an exploded perspective view of FIG. 3.

FIG. 5 is an exploded perspective view of another perspective of FIG. 3. FIG.

FIG. 6 is a schematic plan view of a charging stand and a power supply device according to Embodiment 1 of the mobile power supply device of the present invention.

Figure 7 is a cross-sectional view of Figure 3 taken along line VII-VII.

FIG. 8 is a perspective view of a second embodiment of a mobile power supply device according to the present invention.

Figure 9 is a perspective view of another perspective of Figure 8.

FIG. 10 is a schematic plan view showing a charging stand and a power supply of Embodiment 2 of the mobile power supply device of the present invention.

FIG. 11 is a perspective view of a third embodiment of a mobile power supply device according to the present invention.

Please refer to FIG. 1 to FIG. 11 , which are the embodiments of the present invention. It should be noted that the related embodiments of the present invention are only used to specifically describe the embodiments of the present invention. The scope of the present invention is not to be construed as limiting the scope of the present invention.

[Example 1]

As shown in FIG. 1 to FIG. 3, the embodiment discloses a mobile power supply device 100, and the mobile power supply device 100 can be charged without using a wire, that is, any mobile power source that can only be charged by a wire is not It is the mobile power supply device 100 referred to in this embodiment. The mobile power device 100 includes a charging stand 1 and a power supply 2 detachably assembled to the charging stand 1 .

Further, the charging stand 1 and the power supply 2 can be used as one member after being combined, or the charging stand 1 and the power supply 2 can be separated from each other and used alone. The structure and connection relationship between the charging stand 1 and the power supply 2 of the mobile power supply device 100 of the present embodiment will be described below, but the present invention is not limited thereto.

As shown in FIG. 4 to FIG. 7 , the charging stand 1 includes a housing 11 , two plug terminals 12 , a power supply port 13 , a plurality of DC sockets 14 (eg, a USB plug interface), and an AC-DC conversion. Device 15. It should be noted that the charging stand 1 is illustrated in the present embodiment by including three DC sockets 14, but the number of the DC sockets 14 is not limited thereto. For example, in other embodiments not shown in the present invention, the number of DC outlets 14 of the charging stand 1 may be more than one.

The housing 11 is elongated and is substantially rectangular parallelepiped in this embodiment. That is, the housing 11 generally includes two long sides, two short sides, and two wide surfaces in this embodiment. Wherein, the housing 11 is formed with an elongated combined surface 111 on one of the long sides (eg, the right long side surface shown in FIG. 5), and the combined surface 111 is substantially concave.

In more detail, the housing 11 has a sliding slot 112 formed on the combined surface 111 along the longitudinal direction thereof. The sliding slot 112 includes a bottom plate 1121 connected to the bottom edge of the combined surface 111 in the embodiment. Two flaps 1122 are respectively connected to the two side edges of the combined face 111. Wherein, each flap 1122 of the present embodiment is elongated and parallel to the length direction, and the distance between the tops of the two flaps 1122 is greater than The distance between the bottoms of the two wings 1122, but the invention is not limited thereto. The space formed by the combination surface 111, the bottom plate 1121, and the two wings 1122 can be used to provide the power supply 2 plug-in assembly.

Furthermore, the housing 11 is formed with a positioning protrusion 113 at a bottom portion of the sliding slot 112, and the positioning protrusion 113 is substantially a right triangle. The long side of the positioning protrusion 113 is connected to the bottom of the combined surface 111, and the short side of the positioning protrusion 113 is connected to the bottom plate 1121, and the positioning protrusion 113 is located at the side of the two wings 1122. Inside the plane.

In addition, the top of the housing 11 is recessed at a junction of one of the wide surface and the short side to form two terminal slots 114 parallel to each other, and each of the terminal slots 114 is parallel to the length direction, and each of the terminal slots The length of 114 is substantially equivalent to the length of any one of the plug terminals 12, but the invention is not limited thereto.

The two plug terminals 12 are mounted on the housing 11 , and the two plug terminals 12 are movably received in the housing 11 (eg, FIG. 1 ) or are located upright outside the housing 11 ( eg, :image 3). The two plug terminals 12 of the embodiment are rotatably pivotally connected to the two terminal slots of the housing 11 respectively. That is, the two plug terminals 12 are rotatably received in the two terminal slots 114 of the housing 11 (eg, each plug terminal 12 in FIG. 1 is substantially received in the corresponding terminal slot 114) Or is located upright outside the two terminal slots 114 of the housing 11 (eg, each plug terminal 12 in FIG. 3 is substantially perpendicular to the corresponding wide surface of the housing 11).

However, although the present embodiment has been described in which the two plug terminals 12 are pivotally connected to the casing 11, the present invention is not limited thereto. For example, in an embodiment not shown in the present invention, the two plug terminals 12 may also be housed in the housing 11 by linear movement.

Thereby, when the two plug terminals 12 are located upright outside the casing 11, the two plug terminals 12 can be inserted into an external power source (such as a commercial power socket) for obtaining an AC power from the external power source. .

The power supply port 13 is mounted on the combined surface 111 of the housing 11 and the power supply port 13 of the present embodiment is disposed in the sliding slot 112 and located at the bottom of the combined surface 111. The power supply port 13 includes two conductive terminals 131, and the two conductive terminals 131 are preferably respectively located on opposite sides of the positioning protrusion 113 (eg, the left and right sides of the positioning protrusion 113 in FIG. 5). .

The plurality of DC outlets 14 are mounted to the housing 11 described above, and the plurality of DC outlets 14 of the present embodiment are substantially along the other side of the housing 11 (eg, the right side of the right side as shown in FIG. 4) The length direction is arranged in a row.

The AC-DC converter 15 is disposed in the housing 11 and electrically connected to the two plug terminals 12, the power supply port 13, and the plurality of DC sockets 14 for transmitting the AC transmitted by the two plug terminals 12. The electric power is converted into direct current power, and the direct current power is transmitted to the power supply port 13 and the DC outlet 14.

As shown in FIG. 4 to FIG. 7 , the power supply 2 includes a casing 21 , a rechargeable battery 22 , a USB socket 23 , a power button 24 , a charging port 25 , and a charging socket 26 . It should be noted that the power supply 2 is described in the present embodiment as including a USB socket 23, but the number of the USB sockets 23 is not limited thereto. For example, in other embodiments not shown in the present invention, the number of USB sockets 23 of the power supply 2 may also be multiple.

The outer casing 21 has an elongated shape and is substantially rectangular parallelepiped in the present embodiment (the volume of the outer casing 21 is preferably smaller than the volume of the casing 11), that is, the outer casing 21 generally includes two in the embodiment. Long side, two short sides, and two wide surfaces. The outer casing 21 is formed with a long engagement surface 211 on one of the long sides (eg, the right long side surface shown in FIG. 4), and the mating surface 211 is substantially convex.

According to this, the outer casing 21 of the power supply 2 passes through the above mating surface 211 and the group The mating surface 111 is detachably coupled to the housing 11, and the mating surface 211 and the combined surface 111 are disposed to face each other, and the outer surface of the outer casing 21 is preferably external to the housing 11 The surfaces are roughly aligned with each other. Furthermore, the longitudinal direction of the outer casing 21 is parallel to the longitudinal direction of the casing 11.

In more detail, the outer casing 21 is formed with a slider 212 along the longitudinal direction thereof on the mating surface 211, and the slider 212 is detachably inserted into the sliding slot 112. Wherein, the slider 212 includes two ribs 2121 on opposite sides of the long side in the embodiment, and each rib 2121 is elongated and parallel to the longitudinal direction, and the arrangement of the two ribs 2121 It can be used to limit or abut the inside of the two wings 1122 respectively.

Furthermore, the housing 21 is recessed at the bottom of the slider 212 to form a positioning recess 213, and the positioning recess 213 is substantially a right-angled triangle, so that the positioning protrusion 113 is detachably inserted into the positioning. The groove 213 allows the insertion and engagement of the housing 11 and the housing 21 to be more precise.

The rechargeable battery 22 is mounted in the above casing 21. The USB socket 23 is mounted on the outer casing 21 and electrically connected to the rechargeable battery 22 for receiving DC power transmitted by the rechargeable battery 22. The power button 24 is mounted on the outer casing 21 and away from the charging port 25, and the power button 24 is selectively electrically connected to the rechargeable battery 22 for enabling the power button 24 to control the charging battery 22 to the USB socket 23. Power supply or not.

Further, the rechargeable battery 22 of the present embodiment has an elongated shape and its longitudinal direction is parallel to the longitudinal direction of the outer casing 21, and the USB receptacle 23 and the power button 24 are disposed on one of the short sides of the outer casing 21 ( For example, the upper short side shown in FIG. 4, but the invention is not limited thereto.

The charging cassette 25 is mounted on the mating surface 211 of the housing 21 and electrically connected to the rechargeable battery 22 described above. The charging port 25 is detachably contacted with the power supply port 13. The DC power of the power supply port 13 is transmitted to the rechargeable battery 22. The charging cartridge 25 of the embodiment is mounted on the bottom of the slider 212 (corresponding to the bottom of the mating surface 211), and the charging cartridge 25 includes two metal pads 251, and the two metal pads 251 Preferably, the two conductive terminals 131 are elastically abutted against the two metal pads 251, respectively, on opposite sides of the positioning groove 213 (such as the left side and the right side of the positioning groove 213 in FIG. 4).

The charging socket 26 is mounted on the top of the mating surface 211 and electrically connected to the rechargeable battery 22 for transmitting an external DC power to the rechargeable battery 22 . That is, the power supply 2 of the present invention does not exclude the insertion of a wire (not shown) in its charging socket 26 to perform the corresponding charging operation of the above-described rechargeable battery 22.

The above is a description of the structure and connection relationship between the charging stand 1 and the power supply 2 of the present embodiment. The following describes the plugging relationship between the charging stand 1 and the power supply 2. Specifically, the outer casing 21 of the power supply 2 can insert the slider 212 into the housing 11 of the charging base 1 along the length direction, and during the insertion process, two of the outer casing 21 The ribs 2121 can be respectively guided by the two wings 1122 of the housing 11 so that the slider 212 can be accurately inserted into the sliding slot 112.

Moreover, after the slider 212 of the outer casing 21 is inserted into the sliding slot 112 of the casing 11, the positioning groove 213 of the outer casing 21 is embedded in the positioning protrusion 113 of the casing 11, and the mating surface 211 is The combination faces 111 are disposed face to face with each other, and the two metal pads 251 of the charging port 25 of the power supply 2 are elastically abutted against the two conductive terminals 131 of the power supply port 13 of the charging stand 1, respectively.

Accordingly, after the two plug terminals 12 obtain an AC power from an external power source (eg, a commercial power outlet), the AC-DC converter 15 can convert the AC power transmitted by the two plug terminals 12 into DC power, and The DC power is transmitted to the rechargeable battery 22 through the power supply port 13 and the charging port 25. In addition, the DC socket 14 of the charging stand 1 can also be coupled with the charging port 25 through the power supply port 13 described above. The rechargeable battery 22 is electrically connected to the DC outlet 14 via the rechargeable battery 22 .

In addition, in other embodiments not shown in the present invention, the power supply 2 can also be used in combination with other types of charging cradle. Further, the outer casing 21 can be detachably assembled with the mating surface 211. A charging stand 1 is disposed such that the mating surface 211 faces the charging stand 1 and causes the charging cassette 25 to contact the charging stand 1, and receives DC power from the charging stand 1 and transmits the same to the rechargeable battery 22.

[Embodiment 2]

Referring to FIG. 8 to FIG. 10, which is the second embodiment of the present invention, the present embodiment is similar to the first embodiment, and the same portions are not described again. The main difference between the present embodiment and the first embodiment is that The housing 11 of the present embodiment is provided with a positioning structure 115 on the assembly surface 111. The housing 21 is provided with a mating structure 214 on the mating surface 211, and the positioning structure 115 is detachably positioned on the mating structure 214.

Specifically, the collocation relationship between the positioning structure 115 and the mating structure 214 may be changed according to the needs of the designer. For example, the positioning structure 115 and the mating structure 214 may be: magnets and magnetic components that are magnetically attracted to each other (eg, : metal or magnet), studs and screw holes, charging socket and charging plug, two snaps or two snap rings that are fastened to each other, two double-sided tapes that can be repeatedly attached, or two that can be separated from each other Devil felt.

Furthermore, the housing 11 and the outer casing 21 of the embodiment are provided with a mutual positioning structure 115 and a mating structure 214, a sliding slot 112, a slider 212, and a correlation with the sliding slot 112 and the slider 212. Construction, but the invention is not limited thereto. In other words, the housing 11 and the outer casing 21 of the present embodiment can also replace the sliding slot 112, the slider 212, and the related structure of the first embodiment by providing the positioning structure 115 and the mating structure 214. .

[Embodiment 3]

Referring to FIG. 11 , which is the third embodiment of the present invention, the present embodiment is similar to the first embodiment and the second embodiment, and the same portions are not described again, and the main differences between the embodiment and the first embodiment and the second embodiment are different. It is to be noted that the charging stand 1 of the embodiment can further comprise at least one plug conversion structure 16.

Specifically, the plug conversion structure 16 is detachably mounted to the two plug terminals 12, and the plug conversion structure 16 is electrically connected to the two plug terminals 12 described above. The plug conversion structure 16 has an electrical connection interface different from the two plug terminals 12, thereby providing a variety of application modes for the user.

For example, the charging stand 1 may include a plurality of plug converting structures 16, 16', 16", 16"', and the plurality of plug converting structures 16, 16', 16", 16"' The connection interface is a plug construction of different specifications. The plurality of plug conversion structures 16, 16', 16", 16"" can be selectively mounted to the two plug terminals 12 as desired by the user, thereby being suitable for sockets in different countries.

[Technical Effects of Embodiments of the Invention]

In summary, the mobile power supply device and the power supply device disclosed in the embodiments of the present invention are matched between the mating surface of the outer casing and the combined surface of the casing, so that the power supply device can be detachably assembled to the charging base. The charging port can be brought into contact with the charging stand, thereby enabling the mobile power supply device (or power supply) to charge the rechargeable battery without using the wire.

Furthermore, the mobile power supply device can also supply power to the DC socket of the charging base through the rechargeable battery of the power supply, so that the charging base of the mobile power supply device also has the function of expanding the number of sockets.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. The equivalents and modifications made by the scope of the present invention should fall within the scope of the claims of the present invention. .

Claims (12)

A mobile power supply device comprising: a charging base, comprising: a casing having a combined surface; two plug terminals mounted to the casing, and two of the plug terminals being movably received in the casing The body is located upright outside the housing; a power supply port is mounted on the combined surface; a DC socket is mounted on the housing; and an AC-DC converter is disposed in the housing and electrically connected The two plug terminals, the power supply port, and the DC socket are configured to convert AC power transmitted by the two plug terminals into DC power, and transmit the DC power to the power supply port And the power socket, and a power supply, comprising: a housing having a mating surface, and the housing is detachably coupled to the housing by the mating surface and the combined surface And the matching surface and the combined surface are disposed to face each other; a rechargeable battery is installed in the outer casing; a charging port is mounted on the mating surface and electrically connected to the rechargeable battery; The charging port is detachably contacting the power supply port for transmitting the DC power of the power supply port to the rechargeable battery; a USB socket is mounted on the housing and electrically connected to the rechargeable battery for Receiving DC power transmitted by the rechargeable battery; and a charging socket mounted on the mating surface and electrically connected to the rechargeable battery for transmitting external DC power to the rechargeable battery. The mobile power supply device of claim 1, wherein the housing has an elongated shape, and the housing has a sliding groove formed on the combined surface along a length thereof, the outer casing being elongated, the outer casing A slider is formed on the mating surface along its length, and the slider is detachably inserted into the chute. The mobile power supply device of claim 2, wherein the housing is formed with a positioning protrusion at a bottom of the sliding slot, and the housing is recessed at a bottom of the slider to form a positioning groove. And the positioning protrusion is detachably inserted into the positioning groove. The mobile power supply device of claim 1, wherein the DC outlet of the charging stand is electrically connected to the rechargeable battery by a cooperation of the power supply port and the charging port. The mobile power supply device of claim 1, wherein the power supply port is located at the bottom of the combined surface and includes two conductive terminals, the charging port is located at the bottom of the mating surface and includes two metal pads The two conductive terminals are respectively elastically abutted against the two metal pads. The mobile power supply device of claim 1, wherein the housing is provided with a positioning structure on the combined surface, the outer casing is provided with a mating structure on the mating surface, and the positioning structure is detachably positioned on The mating structure. The mobile power supply device of claim 1, wherein the charging base further comprises a plug conversion structure detachably mounted to the two plug terminals, and the plug conversion structure is electrically connected to the two a plug terminal; the plug conversion structure has an electrical connection interface different from the two plug terminals. The mobile power supply device of any one of claims 1 to 7, wherein an outer surface of the housing is substantially flush with an outer surface of the outer casing. The mobile power supply device of any one of claims 1 to 7, wherein the power supply further comprises: a power button mounted to the housing and away from the charging port. A power supply for a mobile power supply device, comprising: a casing having a mating surface; and a rechargeable battery mounted in the casing; a charging port mounted on the mating surface and electrically connected to the housing Rechargeable battery; a USB socket mounted to the housing and electrically connected to the rechargeable battery for receiving DC power transmitted by the rechargeable battery; and a charging socket mounted on the mating surface and electrically connected to the a rechargeable battery for transmitting external direct current power to the rechargeable battery; wherein the outer casing can be detachably assembled to a charging base with the mating surface such that the mating surface faces the charging stand, The charging port is brought into contact with the charging stand, and DC power can be received from the charging stand and transmitted to the rechargeable battery. The power supply of the mobile power supply device according to claim 10, wherein the outer casing has an elongated shape, and the outer casing has a slider formed on the mating surface along a length thereof, and the charging cassette is located at the The bottom of the mating face and contains two metal pads. The power supply of the mobile power supply device of claim 10 or 11, wherein the power supply further comprises: a power button mounted to the outer casing and away from the charging port.