TWM643478U - Portable power supply - Google Patents

Abstract

The present invention is a portable power supply, which includes a main body, a battery core, a first magnetic component and an external connection piece. One end of the main body has a first connecting portion. The first connecting portion is provided with a main body magnet and a main body coil surrounding the main body magnet. The battery core is arranged in the main body. The battery core is electrically connected to the main body coil. At the first connection part, the first magnet is attracted to the main body magnet, and the first coil is aligned with the main body coil; thereby, the effect of quick assembly and disassembly can be achieved by means of magnetic attraction, and at the same time, the output power can be supplied to the required external parts for use through the wireless connection.

Description

portable power supply

This work is about a power supply, especially a portable power supply.

With the rapid development of many electronic products, power banks have been widely used in daily life, so that they can be easily carried out and used when needed, such as charging electronic devices such as mobile phones or earphones, or as a power supply for devices such as small fans or small desk lamps.

However, general power banks are bulky and heavy, so they are not easy to carry and store. Most of them need to be connected with different wires when charging electronic devices such as mobile phones or earphones, or as power supplies for small fans or small desk lamps, making it even more inconvenient to carry and store.

In view of this, the author of the present invention aims at the lack of the above-mentioned prior art, and devotes himself to research and cooperates with the application of theories to try his best to solve the above-mentioned problems, which is the goal of the author's improvement.

The main purpose of this creation is to achieve the effect of quick assembly and disassembly by means of magnetic attraction, and at the same time output power to the required external parts for use through wireless connection.

In order to achieve the above purpose, the present invention provides a portable power supply, which includes a body, a battery core, a first magnetic assembly and an external connector. One end of the body has a first connecting portion. A body magnet and a body coil surrounding the body magnet are arranged in the first connecting portion. The battery core is arranged in the body. The battery core is electrically connected to the body coil. The first magnet, the external part is arranged on the first shell and electrically connected to the first coil. When the first magnetic attraction component is connected to the first connection part, the first magnet is attracted to the main body magnet, and the first coil is aligned with the main body coil.

In an embodiment of the present invention, the first connecting portion is provided with a first body fastening structure, the first shell is provided with a first fastening structure, and the first fastening structure is combined and fixed corresponding to the first body fastening structure.

In one embodiment of the invention, the first body fastening structure includes a cylinder and a plurality of clips. Each clip extends outward from the periphery of the cylinder and surrounds the cylinder equidistantly. The first fastening structure includes a round tube. The round tube has a cavity and an opening communicating with the cavity. The round tube is formed with a plurality of baffles corresponding to the clips at the opening.

In an embodiment of the present invention, the external component is a power transmission line, and the power transmission line has a male connector, and the male connector is electrically connected to the first coil through the power transmission line.

In an embodiment of the present invention, the male connector is USB-A, USB-B, USB-C, MICRO USB-A, MICRO USB-B or Lighting.

In an embodiment of the present invention, the first magnetic attraction component further includes a storage sleeve, the storage sleeve is fixed on the first shell and accommodates the male connector.

In one embodiment of the present invention, a second magnetic attraction assembly is also included. The other end of the body has a second connection portion. A body magnet and a body coil surrounding the body magnet are arranged in the second connection portion.

In an embodiment of the present invention, the second connecting portion is provided with a second body fastening structure, the second shell is provided with a second fastening structure, and the second fastening structure is combined and fixed corresponding to the second body fastening structure.

In one embodiment of the present invention, the second fastening structure includes a cylinder and a plurality of clips, each clip extends outward from the periphery of the cylinder and surrounds the cylinder equidistantly, the second body fastening structure includes a round tube, the round tube has a cavity and an opening communicating with the cavity, and the round tube is formed with a plurality of baffles corresponding to the clips at the opening.

In an embodiment of the present invention, the second magnetic attraction component further includes a hanging loop, and the hanging loop is fixed on the second casing.

In order to achieve the above object, the present invention also provides a portable power supply, which includes an external connector, a plurality of first magnetic components, a plurality of bodies, and a plurality of battery cores. The external component has a cavity and a circuit board. Each first connecting portion is provided with a body magnet and a body coil surrounding the body magnet. Each battery core is respectively arranged in each body. Each battery core is electrically connected to the body coil. When each first connecting portion is assembled to each first magnetic attraction assembly, each body magnet is attracted to the corresponding first magnet, and each body coil is aligned with the corresponding first coil.

The portable power supply of the present invention can quickly assemble and disassemble the first magnetic component to the first connection part of the body through the mutual attraction of the body magnet and the first magnet, or quickly assemble and disassemble the first connection part of the body to the first magnetic component, and the magnetic field generated by the body coil electrically connected to the battery core can electromagnetically induce the first coil aligned with the body coil to generate power, so as to output power to the required external parts for use through a wireless connection, so as to reduce the use of transmission wires.

In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "front side", "rear side", "left side", "right side", "front end", "rear end", "end", "longitudinal", "transverse", "vertical", "top", "bottom" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not It is understood as a limitation on this creation.

As used herein, terms such as "first", "second", "third", "fourth" and "fifth" describe various elements, components, regions, layers and/or sections, and these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another. Terms such as "first," "second," "third," "fourth," and "fifth" when used herein do not imply a sequence or order unless clearly indicated by the context.

The detailed description and technical content of this creation will be described as follows with the drawings, but the attached drawings are only for illustration purposes and are not used to limit this creation.

The invention provides a portable power supply, as shown in FIGS. 1 to 5 , which mainly includes a main body 10 , a battery core 20 , a first magnetic component 30 and an external component 34 .

In this embodiment, the main body 10 is roughly cylindrical, but the invention is not limited thereto. Two opposite ends of the main body 10 respectively have a first connecting portion 11 and a second connecting portion 12 . A body magnet 13 and a body coil 14 surrounding the body magnet 13 are disposed inside the first connecting portion 11 . In this embodiment, the structure of the second connecting portion 12 is the same as that of the first connecting portion 11, that is, a body magnet 13 and a body coil 14 surrounding the outside of the body magnet 13 are also arranged in the second connecting portion 12, so that the body 10 of this embodiment is arranged symmetrically at the front and rear ends in appearance.

The battery core 20 is disposed in the body 10 . The battery core 20 is electrically connected to the body coil 14 of the first connection part 11 and the body coil 14 of the second connection part 12 respectively through two circuit boards (not shown in the figure), so that the body coil 14 of the first connection part 11 and the body coil 14 of the second connection part 12 can respectively generate electromagnetic induction to form a magnetic field.

The first magnetic attraction component 30 includes a first shell 31 , a first magnet 32 and a first coil 33 . Both the first magnet 32 and the first coil 33 are disposed in the first casing 31 , and the first coil 33 surrounds the outside of the first magnet 32 . In this embodiment, the first magnetic component 30 is detachably disposed on the first connecting portion 11 , but the invention is not limited thereto. For example, the first magnetic component 30 may also be detachably disposed on the second connecting portion 12 . Specifically, when the first magnetic attraction assembly 30 is assembled on the first connecting portion 11, the first magnet 32 is attracted to and fixed by the body magnet 13 of the first connecting portion 11, and the first coil 33 is aligned with the body coil 14 of the first connecting portion 11.

The external connection part 34 is disposed on the first housing 31 , and the external connection part 34 is electrically connected to the first coil 33 . The types and functions of the external connectors 34 will be described in detail later, so details will not be repeated here.

In this way, through the mutual attraction of the body magnet 13 and the first magnet 32, the first magnetic attraction assembly 30 can be quickly assembled and disassembled on the first connection portion 11 of the body 10, and the magnetic field generated by the body coil 14 electrically connected to the battery core 20 can electromagnetically induce the first coil 33 aligned with the body coil 14 to make the first coil 33 generate power, thereby outputting power to the required external parts 34 for use through a wireless connection, so as to achieve the effect of reducing the use of transmission wires. In addition, since the main body 10 itself is not provided with a connector jack or a connector plug, it can have a good waterproof and airtight effect, which is very suitable for daily use by users.

For further description, please refer to FIG. 3 , the first connecting portion 11 is provided with a first body fastening structure 111 , and the first housing 31 is provided with a first fastening structure 311 . The first fastening structure 311 is combined and fixed corresponding to the first main body fastening structure 111 , so as to further enhance the fixing effect between the first magnetic attraction component 30 and the main body 10 . In this embodiment, the first body fastening structure 111 includes a cylinder 40 and a plurality of fastening strips 41 . Each clip 41 extends outward from the periphery of the cylinder 40 and surrounds the cylinder 40 equidistantly. The first fastening structure 311 includes a circular tube 50 . The round tube 50 has a cavity 51 and an opening 52 communicating with the cavity 51 . The round tube 50 is formed with a plurality of baffles 53 corresponding to the clips 41 at the opening 52, so that the shape of the opening 52 corresponds to the shape of the cylinder 40 and the clips 41, so that the first body fastening structure 111 can pass through the opening 52 and be fastened in the cavity 51. Specifically, when in use, the first body fastening structure 111 is inserted into the opening 52 first, and then rotated left or right after the first body fastening structure 111 enters the cavity 51, so that each fastening strip 41 is fastened to the inner side of each baffle plate 53 to achieve a longitudinal locking effect.

It should be noted that the fixing method between the first fastening structure 311 and the first main body fastening structure 111 of the present invention is not limited to the above. For example, the first fastening structure 311 may include a cylinder 40 and a plurality of fastening strips 41, and the first main body fastening structure 111 may include a circular tube 50, or the first fastening structure 311 and the first main body fastening structure 111 may be further fixed by buckling or screwing, as long as the first fastening structure 311 and the first main body fastening structure 111 can be effectively fixed 111 can be fixed.

Please refer to FIG. 1 to FIG. 3 and FIG. 5 , the external connector 34 in this embodiment is a power transmission line. The power transmission line has a male connector 341 , and the male connector 341 is electrically connected to the first coil 33 through the power transmission line. In this embodiment, the male connector 341 is USB-C, but the invention is not limited thereto. For example, the male connector 341 can also be USB-A, USB-B, MICRO USB-A, MICRO USB-B or Lighting. Moreover, the first magnetic attraction assembly 30 further includes a storage sleeve 35 , which is fixed to the first shell 31 and used to store the male connector 341 , so as to store the male connector 341 to avoid damage when it is not in use.

In this way, the first magnetic component 30 whose external connection part 34 is a power transmission line can be used in conjunction with the main body 10 and the battery core 20 as a mobile power supply to provide power output to other electronic devices (such as mobile phones, earphones, tape recorders, etc.). However, the configuration of the external component 34 is not limited thereto. For example, the external component 34 can also be a fan, a lamp, or another portable power supply, etc., so as to achieve different functional effects, and should be adjusted accordingly according to the user's requirements. For example, when the external component 34 is another portable power supply, the two portable power supplies can be connected in series so as to achieve twice the power capacity for output as a mobile power supply. By analogy, three or more portable power supplies can also be used in series to meet the corresponding power demand.

For further explanation, please refer to FIG. 1 and FIG. 4 , the portable power supply of the present invention further includes a second magnetic attraction component 60 . The second magnetic attraction component 60 is detachably disposed on the second connecting portion 12 . The second magnetic attraction component 60 includes a second shell 61 and a second magnet 62 . The second magnet 62 is disposed in the second housing 61 . When the second magnetic assembly 60 is assembled to the second connection part 12 , the second magnet 62 is attracted to the body magnet 13 of the second connection part 12 , so that the second magnetic assembly 60 can be assembled and disassembled to the second connection part 12 of the body 10 quickly.

Please refer to FIG. 4 , the second connecting portion 12 is provided with a second body locking structure 121 , and the second housing 61 is provided with a second locking structure 611 . The second fastening structure 611 is combined and fixed corresponding to the second main body fastening structure 121 , so as to further enhance the fastening effect between the second magnetic attraction component 60 and the main body 10 . In this embodiment, the second fastening structure 611 includes a cylinder 40 and a plurality of fastening strips 41 . Each clip 41 extends outward from the periphery of the cylinder 40 and surrounds the cylinder 40 equidistantly. The second body fastening structure 121 includes a circular tube 50 . The round tube 50 has a cavity 51 and an opening 52 communicating with the cavity 51 . The round tube 50 is formed with a plurality of baffles 53 corresponding to the clips 41 at the opening 52, so that the shape of the opening 52 corresponds to the shape of the cylinder 40 and the clips 41, so that the second fastening structure 611 can pass through the opening 52 and be fastened in the cavity 51. Specifically, when in use, the second fastening structure 611 is inserted into the opening 52 first, and then rotated leftward or rightward after the second fastening structure 611 enters the cavity 51, so that each fastening strip 41 is fastened to the inner side of each baffle plate 53 to achieve a longitudinal locking effect.

It should be noted that the fixing method between the second fastening structure 611 and the second main body fastening structure 121 of the present invention is not limited to the above. For example, the second fastening structure 121 of the main body may include a cylinder 40 and a plurality of fastening strips 41, and the second fastening structure 611 may include a round tube 50, or the second fastening structure 611 and the second main body fastening structure 121 may also be further fixed by buckling or screwing, as long as the second fastening structure 611 and the second main body can be effectively fastened The structure 121 only needs to be fixed. In this embodiment, the purpose of using the second body fastening structure 121 of the second connecting portion 12 and the first body fastening structure 111 of the first connecting portion 11 as different structures is to prevent the user from mistakenly installing the second magnetic assembly 60 on the first connecting portion 11, or mistakenly installing the first magnetic assembly 30 on the second connecting portion 12, so as to achieve the effect of foolproof assembly; in addition, because the second body fastening structure 121 and the first body fastening structure 111 are corresponding different structures, if When two portable power supplies are connected in series, the first body fastening structure 111 of one portable power supply can directly correspond to the second body fastening structure 121 of the other portable power supply for fixing.

For further description, please refer to FIG. 1 and FIG. 4 , the second magnetic attraction component 60 further includes a hanging ring 63 . The hanging ring 63 is fixed on the second casing 61, so that the user can hang the portable power supply of the present invention on a desired place. However, the configuration of the second magnetic assembly 60 is not limited thereto. For example, the interior of the second magnetic assembly 60 may also include a coil, and the hanging ring 63 is replaced with another external attachment 34 to achieve different functional effects. It should be possible to make corresponding adjustments according to the user's requirements.

Please refer to FIG. 6. In order to meet the demand of large capacitance or high current, this invention also provides another portable power supply, which is another embodiment of this invention. It mainly includes an external connector 34, a plurality of first magnetic components 30, a plurality of bodies 10 and a plurality of battery cells 20,

In this embodiment, the external connection part 34 is a rectangular casing, but the shape of the external connection part 34 is not limited thereto. The outer connecting member 34 has a cavity 342 and a circuit board 343 inside. In this embodiment, the container 342 and the circuit board 343 are separated by a partition (not labeled), so as to prevent the circuit board 343 from being exposed and affected by dust or moisture.

Each first magnetic attraction assembly 30 is disposed on the circuit board 343 inside the external connecting member 34 , so as to be located at one side of the cavity 342 . Each first magnetic attraction component 30 includes a first magnet 32 and a first coil 33 . Each first coil 33 surrounds the outer side of each first magnet 32 respectively, and each first coil 33 is electrically connected to the circuit board 343 respectively.

In this embodiment, the main body 10 is roughly cylindrical, but the invention is not limited thereto. The main bodies 10 are respectively accommodated in the containing groove 342 in parallel. One end of each body 10 has a first connecting portion 11 . Each first connecting portion 11 is detachably disposed on each first magnetic attraction assembly 30 . Each first connecting portion 11 is provided with a body magnet 13 and a body coil 14 surrounding the body magnet 13 .

Each battery cell 20 is respectively disposed in each body 10 . Each battery cell 20 is electrically connected to each body coil 14 of each first connecting portion 11 through a circuit board (not shown), so that each body coil 14 of each first connecting portion 11 can generate electromagnetic induction to form a magnetic field.

When each first connecting portion 11 is assembled with each first magnetic attraction assembly 30 , each body magnet 13 is attracted and fixed to each corresponding first magnet 32 , and each body coil 14 is aligned with each corresponding first coil 33 . And through the mutual attraction of each body magnet 13 and each first magnet 32, each first connecting portion 11 of each body 10 can be quickly assembled and disassembled to each first magnetic attraction assembly 30 of the external connection member 34, and the magnetic field generated by each body coil 14 electrically connected to each battery core 20 can form electromagnetic induction on each first coil 33 aligned with each body coil 14, so that each first coil 33 generates power, so as to output power to the external connection member 34 for use through a wireless connection, so as to achieve reduction The effect of using the transmission wire. In addition, since each body 10 itself is not provided with a connector jack or a connector plug, it can have a good waterproof and airtight effect.

In this way, the external connector 34 in this embodiment can be used as a mobile power supply with a large amount of power or a large current through the magnetic connection and wireless power supply of a plurality of bodies 10 and a plurality of battery cores 20, and the designer can adjust the number of the body 10 and the battery cores 20 installed inside or the electrical connection method (such as series connection, parallel connection), so as to meet different power capacities or different current requirements. It should be noted that the external connector 34 in this embodiment should also be provided with various connectors or power transmission lines electrically connected to the circuit board 343 to output the electric energy provided by each battery cell 20. This is well known to those skilled in the art, so it will not be repeated here, but it should all belong to the scope of protection of this invention.

To sum up, this creation has industrial applicability, novelty and progress, and fully meets the requirements for patent application, so it is necessary to file an application in accordance with the Patent Law. Of course, this creation can also have other multiple embodiments. Without departing from the spirit and essence of this creation, those skilled in the art can evolve various corresponding changes and deformations according to this creation, but these corresponding changes and deformations should belong to the protection scope of the patent applied for this creation.

10: Ontology 11: The first connecting part 111: The first body clamping structure 12: The second connecting part 121: The second body clamping structure 13: Body magnet 14: Body coil 20: battery cell 30: The first magnetic component 31: First shell 311: The first fastening structure 32: The first magnet 33: First coil 34: External parts 341: connector male 342: tank 343: circuit board 35: storage case 40: cylinder 41: card bar 50: round tube 51: cavity 52: opening 53: Baffle 60: Second magnetic attraction component 61: second shell 611: the second fastening structure 62: second magnet 63: hanging ring

Figure 1 is the three-dimensional appearance diagram of this creation.

Figure 2 is a partial three-dimensional appearance diagram of this creation.

Figure 3 is a three-dimensional exploded view of the first magnetic component and the first connecting part of this invention.

Figure 4 is a three-dimensional exploded view of the second magnetic attraction component and the second connecting part of this invention.

Figure 5 is a partial side view of this creation.

Fig. 6 is the sectional view of another embodiment of this creation.

10: Ontology

11: The first connecting part

12: The second connecting part

13: Body magnet

14: Body coil

20: battery cell

30: The first magnetic component

31: First Shell

32: The first magnet

33: First coil

34: External parts

35: storage case

60: Second magnetic attraction component

61: second shell

62: second magnet

63: hanging ring

Claims (11)

A portable power supply comprising: A body, one end of the body has a first connecting portion, and a body magnet and a body coil surrounding the body magnet are arranged in the first connecting portion; A battery core is arranged in the body, and the battery core is electrically connected to the body coil; A first magnetic attraction assembly is detachably arranged on the first connecting portion, the first magnetic attraction assembly includes a first shell, a first magnet and a first coil, the first magnet and the first coil are arranged in the first shell, and the first coil surrounds the first magnet; and an external connecting piece, disposed on the first shell and electrically connected to the first coil; Wherein when the first magnetic attraction component is assembled on the first connecting portion, the first magnet is attracted to the body magnet, and the first coil is aligned with the body coil. The portable power supply according to claim 1, wherein the first connecting portion is provided with a first body fastening structure, and the first housing is provided with a first fastening structure, and the first fastening structure is combined and fixed corresponding to the first body fastening structure. The portable power supply device as described in claim 2, wherein the first body fastening structure includes a cylinder and a plurality of clips, each of which extends outward from the periphery of the cylinder and surrounds the cylinder equidistantly, the first fastening structure includes a round tube, the round tube has a cavity and an opening communicating with the cavity, and the round tube is formed with a plurality of baffles corresponding to the clips at the opening. The portable power supply according to claim 1, wherein the external component is a power transmission line, and the power transmission line has a male connector, and the male connector is electrically connected to the first coil through the power transmission line. The portable power supply according to claim 4, wherein the male connector is USB-A, USB-B, USB-C, MICRO USB-A, MICRO USB-B or Lighting. The portable power supply according to claim 4, wherein the first magnetic attraction component further includes a storage sleeve, the storage sleeve is fixed on the first housing and accommodates the male connector. The portable power supply device as described in claim 1, it also includes a second magnetic attraction assembly, the other end of the body has a second connection part, a body magnet and a body coil surrounding the body magnet are arranged in the second connection part, the second magnetic attraction assembly is detachably arranged on the second connection part, the second magnetic attraction assembly includes a second shell and a second magnet, the second magnet is arranged in the second shell, and when the second magnetic attraction assembly is assembled on the second connection part, the second magnet is attracted to the body magnet of the second connection part. The portable power supply according to claim 7, wherein the second connecting portion is provided with a second body fastening structure, and the second housing is provided with a second fastening structure, and the second fastening structure is combined and fixed corresponding to the second body fastening structure. The portable power supply device as described in claim 8, wherein the second fastening structure includes a cylinder and a plurality of clamping strips, each of which extends outward from the periphery of the cylinder and surrounds the cylinder equidistantly, the second body fastening structure comprises a circular tube, the circular tube has a cavity and an opening communicating with the cavity, and the circular tube is formed with a plurality of baffles corresponding to the clamping strips at the opening. The portable power supply according to claim 7, wherein the second magnetic attraction component further includes a hanging loop, and the hanging loop is fixed on the second casing. A portable power supply comprising: An external connecting piece, having a container and a circuit board; A plurality of first magnetic attraction components are arranged in the external member and located on one side of the cavity, each of the first magnetic attraction components includes a first magnet and a first coil surrounding the first magnet, and each of the first coils is electrically connected to the circuit board; A plurality of bodies are accommodated side by side in the container respectively, and one end of each body has a first connecting portion, and each of the first connecting portions is detachably arranged on each of the first magnetic attraction components, and each of the first connecting portions is provided with a body magnet and a body coil surrounding the body magnet; and A plurality of battery cores are respectively arranged in each of the main body, and each of the battery cores is electrically connected to the main body coil; Wherein when each of the first connecting parts is assembled with each of the first magnetic attraction components, each of the body magnets is attracted to each of the corresponding first magnets, and each of the body coils is aligned with each of the corresponding first coils.

Images