CN215870815U

CN215870815U - Mobile power supply

Info

Publication number: CN215870815U
Application number: CN202121497606.2U
Authority: CN
Inventors: 王江新
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-02-18
Anticipated expiration: 2031-07-01

Abstract

The utility model relates to a mobile power supply, including the shell and locate the battery in the shell, the mainboard, a sensor, wireless charging module and magnet, a battery, a sensor, wireless charging module all with mainboard electric connection, the shell has the charging area corresponding with wireless charging module, when the sensor detects charging area and places and remain battery charging outfit, the mainboard is according to the detected signal control battery of sensor to wireless charging module circular telegram in order to charge for waiting battery charging outfit, magnet is used for adsorbing the location to placing the battery charging outfit of waiting in charging area, the mobile power supply of this application, and is easy and simple to handle, and simultaneously, save the trouble of carrying the charging wire, promote the portability, improve user experience, magnet treats battery charging outfit's absorption, make it is difficult to shift to wait battery charging outfit relative movement power supply, improve charge stability.

Description

Mobile power supply

Technical Field

The application relates to the technical field of charging equipment, in particular to a mobile power supply.

Background

The portable power source is a portable charger integrating power supply and charging functions, can charge electronic equipment such as a mobile phone and a tablet personal computer, is convenient and quick to use, and is also called as a charger, a travel charger and the like. However, the existing mobile power supply needs to be connected with the device to be charged through a power line, so that the mobile power supply is inconvenient to carry and poor in use experience.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a portable power source, solves and carries inconvenience and uses the not good problem of experience.

The application provides a mobile power supply, include the shell and locate battery, mainboard, sensor, wireless module and magnet of charging in the shell, the battery the sensor wireless module of charging all with mainboard electric connection, the shell have with the corresponding charging area of wireless module of charging, the sensor detects charging area places when awaiting the battery charging outfit, the mainboard basis the detection signal control of sensor the battery is right wireless module of charging circular telegram is in order to charge for awaiting the battery charging outfit, magnet is used for to place in charging area wait the battery charging outfit and adsorb the location.

Foretell portable power source when need treating charging device and charge or supply power, only need will treat charging device and place the charging area at the shell, portable power source's sensor just can detect and treat charging device to the mainboard is according to the detected signal control battery of sensor to the wireless module circular telegram that charges, realizes treating charging device and charges, and it is very simple and convenient to operate, simultaneously, saves the trouble of carrying the charging wire, promotes the portability, improves user experience. The magnet treats the absorption of battery charging outfit for battery charging outfit is difficult to shift relative portable power source, improves charging stability.

In one embodiment, the wireless charging module comprises a transmitting coil and a ferrite, the ferrite is stacked on the battery, and the transmitting coil is arranged on one side of the ferrite, which faces away from the battery.

In one embodiment, a graphite sheet and foam are arranged between the ferrite and the battery, the foam is attached to the battery, and the graphite sheet is stacked on one side of the foam, which faces away from the battery.

In one embodiment, the housing includes a first shell and a second shell, the first shell is connected with a magnetic coil module, and the first shell is connected with the second shell, so that the magnetic coil module surrounds the circumference of the transmitting coil.

In one embodiment, the magnetic coil module comprises an annular bracket and a plurality of magnetic blocks, wherein the annular bracket is provided with an annular groove, and the plurality of magnetic blocks are arranged in the annular groove at intervals.

In one embodiment, a double-sided adhesive tape is arranged on the bottom wall of the annular groove, and the plurality of magnetic blocks are connected with the annular bracket through the double-sided adhesive tape.

In one embodiment, the annular bracket is connected to the first casing through a double-sided adhesive tape, and the double-sided adhesive tape covers the annular groove and is connected to the plurality of magnetic blocks in the annular groove.

In one embodiment, the method further comprises at least one of the following technical schemes:

one side of the battery, which faces away from the transmitting coil, is bonded with the second shell;

or the first shell is provided with a hot-melting column, and the sensor is connected with the first shell through the hot-melting column;

or the sensor is arranged at one end of the plate-to-plate connector, the other end of the plate-to-plate connector is provided with a reinforcing steel sheet, and the back of the reinforcing steel sheet is connected with the first shell through foam.

In one embodiment, the main board and the wireless charging module are arranged side by side and are located on the same side of the battery.

In one embodiment, a support frame is arranged on one side of the shell, which faces away from the charging area, and the support frame has a first state and a second state, wherein in the first state, the support frame is attached to the shell through magnetic attraction, and in the second state, a part of the structure of the support frame protrudes out of one side of the shell, which faces away from the charging area, and is used for supporting the mobile power supply.

In one embodiment, the support frame has a first support edge and a second support edge in the second state, the first support edge is used for abutting against a placing surface where the mobile power supply is located when the mobile power supply is placed horizontally to support the mobile power supply, and the second support edge is used for abutting against the placing surface where the mobile power supply is located when the mobile power supply is placed vertically to support the mobile power supply.

In one embodiment, one of the housing and the support frame is provided with a magnet, and the other one of the housing and the support frame is provided with a magnetic attraction piece, when the support frame is in the first state, the magnetic attraction piece and the magnet are magnetically attracted, so that the support frame and one side of the housing, which faces away from the charging area, are kept attached.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a mobile power supply according to an embodiment;

fig. 2 is an exploded schematic view of a mobile power supply according to an embodiment;

fig. 3 is a schematic view illustrating a connection between a magnetic coil module and a first case in the mobile power supply according to an embodiment;

fig. 4 is an assembly diagram of the magnetic coil module and the transmitting coil in the second case when the first case is removed in the mobile power supply according to the embodiment;

fig. 5 is an exploded schematic view of a magnetic coil module in the mobile power supply according to an embodiment;

fig. 6 is an assembly diagram of the magnetic coil module, the wireless charging module, and the motherboard in the second case when the first case is removed in the mobile power supply according to the embodiment;

fig. 7 is an exploded view of a battery and a second case in the mobile power supply according to an embodiment;

fig. 8 is a schematic diagram illustrating an arrangement structure of a sensor in the mobile power supply according to an embodiment;

fig. 9 is a schematic state diagram of a support frame of a mobile power supply according to an embodiment when a device to be charged is supported by a horizontal screen;

fig. 10 is a schematic state diagram of a support frame of a mobile power supply according to an embodiment when a device to be charged is supported by the support frame in a vertical screen mode.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As used herein, "device to be charged" refers to a device capable of receiving and/or transmitting communication signals including, but not limited to, devices connected via any one or several of the following connections:

(1) via wireline connections, such as via Public Switched Telephone Network (PSTN), Digital Subscriber Line (DSL), Digital cable, direct cable connections;

(2) via a Wireless interface means such as a cellular Network, a Wireless Local Area Network (WLAN), a digital television Network such as a DVB-H Network, a satellite Network, an AM-FM broadcast transmitter.

A terminal device arranged to communicate over a wireless interface may be referred to as a "mobile terminal". Examples of mobile terminals include, but are not limited to, the following electronic devices:

(1) satellite or cellular telephones;

(2) personal Communications Systems (PCS) terminals that may combine cellular radiotelephones with data processing, facsimile, and data Communications capabilities;

(3) radiotelephones, pagers, internet/intranet access, Web browsers, notebooks, calendars, Personal Digital Assistants (PDAs) equipped with Global Positioning System (GPS) receivers;

(4) conventional laptop and/or palmtop receivers;

(5) conventional laptop and/or palmtop radiotelephone transceivers, and the like.

Referring to fig. 1, an embodiment of the present application provides a mobile power supply 100, which is capable of charging an electronic device (hereinafter referred to as a "device to be charged") waiting to be charged, such as a smart phone, a tablet computer, and a notebook computer.

As shown in fig. 2 and 3, the mobile power supply 100 includes a housing 110, and a battery 120, a main board 130, a sensor 140, a wireless charging module 150, and a magnet 160 disposed in the housing 110. The battery 120, the sensor 140, and the wireless charging module 150 are electrically connected to the motherboard 130, wherein the battery 120 is used for providing electric energy for electrical components inside the mobile power supply 100 and providing electric energy required for charging a device to be charged. The battery 120 is used as a main structure of the mobile power supply 100, and may be a lithium battery, a nickel-cadmium battery, or other rechargeable batteries, which are not described herein.

The housing 110 has a charging area 110a corresponding to the wireless charging module 150, where the charging area 110a refers to a placement position of the device to be charged when the mobile power supply 100 charges or supplies power to the device to be charged. The sensor 140 is used to detect whether a device to be charged is placed in the charging area 110a, and the main board 130 appropriately controls the mobile power supply 100 to charge the device to be charged. Specifically, when the sensor 140 detects that the device to be charged is placed in the charging area 110a, the main board 130 controls the battery 120 to energize the wireless charging module 150 according to a detection signal of the sensor 140, and enables the wireless charging module 150 to charge the device to be charged.

When need treat charging device and charge or supply power, only need will treat charging device and place the charging area 110a at shell 110, portable power source 100's sensor 140 just can detect and treat charging device to mainboard 130 is according to sensor 140's detection signal control battery 120 to the wireless module 150 that charges circular telegram, realizes treating charging device and charges, and it is very simple and convenient to operate, and simultaneously, the trouble of carrying the charging wire is saved, promotes the portability, improves user experience. The magnet 160 disposed in the housing 110 is used to attract and position the device to be charged placed in the charging area 110a, so as to improve charging stability.

The sensor 140 may be a photoelectric sensor 140, a distance sensor 140, or a pressure sensor 140. The type of the sensor 140 is not limited herein, as long as it can be adapted to detect the device to be charged to determine whether the device to be charged is placed in the charging area 110 a. When the device to be charged is placed in the charging area 110a, the surface device to be charged is in a ready state, and at this time, the mobile power supply 100 can wirelessly charge the device to be charged by using the wireless charging module 150 thereof.

In some embodiments, wireless charging module 150 includes a transmitting coil 151 and a ferrite 152. Ferrite 152 is stacked on battery 120, and transmitting coil 151 is disposed on the side of ferrite 152 facing away from battery 120. In this embodiment, the wireless charging module 150 and the battery 120 are stacked to maintain the compact structure of the mobile power supply 100, and meanwhile, the ferrite 152 can be used to achieve better magnetic isolation and magnetic conduction effects, so that when the wireless charging module 150 charges a device to be charged, the electromagnetic energy generated by the power-on of the transmitting coil 151 is radiated to the side of the battery 120 as little as possible, which causes the temperature of the battery 120 to be too high, and the electromagnetic energy generated by the power-on of the transmitting coil 151 is radiated to the side of the device to be charged as much as possible, which improves the electromagnetic conversion efficiency.

Further, a graphite sheet 150a and a foam 150b are disposed between the ferrite 152 and the battery 120, the foam 150b is attached to the battery 120, and the graphite sheet 150a is stacked on a side of the foam 150b facing away from the battery 120. The graphite sheet 150a has a good heat conduction effect, so as to accelerate the heat dissipation performance of the wireless charging module 150 during operation. Meanwhile, the battery 120 is protected by the good buffer performance of the foam 150b, so that the damage probability of the battery 120 is reduced, and the service life of the mobile power supply 100 is prolonged.

With continued reference to fig. 2, the housing 110 includes a first shell 111 and a second shell 112. The first shell 111 and the second shell 112 may be connected by a snap connection, or may be bonded by glue. The connection manner of the first shell 111 and the second shell 112 is not limited herein.

It should be noted that, the outer shell 110 serves as a packaging casing of the mobile power supply 100, and a space enclosed by the first shell 111 and the second shell 112 after being connected provides an assembly space for the battery 120, the main board 130, the sensor 140, the wireless charging module 150, and other structures of the mobile power supply 100.

As shown in fig. 3 and 4, the first case 111 is connected to the magnetic coil module 170, and the first case 111 is connected to the second case 112 such that the magnetic coil module 170 surrounds the circumference side of the transmitting coil 151. With this structure, the assembly can be facilitated. Specifically, since the magnetic coil module 170 and the transmitting coil 151 are respectively disposed on the first case 111 and the second case 112, after being separately assembled, the magnetic coil module 170 is connected to the first case 111 and the second case 112 to surround the magnetic coil module 151 on the periphery side thereof, which improves the assembly efficiency and reduces the production cost. The magnetic coil module 170 can increase the magnetic flux generated by the transmitting coil 151 when being powered on, so as to improve the electromagnetic utilization rate and accelerate the charging efficiency.

Combine shown in fig. 5, magnetic ring module 170 includes annular bracket 171 and a plurality of magnetic blocks 172, annular groove 171a has been seted up to annular bracket 171, a plurality of magnetic blocks 172 set up in annular groove 171a at an interval, like this, a plurality of magnetic blocks 172 just form annular magnetic structure, because transmitting coil 151 is relative with magnetic ring module 170, thereby when transmitting coil 151 circular telegram produced electromagnetic energy, magnetic ring module 170 can play good magnetic conduction effect, strengthen to waiting to charge equipment transmission electromagnetic energy, in order to improve the electromagnetism utilization ratio, then accelerate charging efficiency. In addition, the plurality of magnetic blocks 172 of the magnetic ring module 170 may also generate magnetic attraction force on the to-be-charged device placed in the charging area 110a, so that the to-be-charged device is not easy to move relative to the mobile power supply 100, thereby improving charging stability.

In some embodiments, the bottom wall of the annular groove 171a is provided with a double-sided adhesive tape 171b, and the plurality of magnetic blocks 172 are connected with the ring-shaped holder 171 through the double-sided adhesive tape 171b, so that the stability of the magnetic blocks 172 is improved by the double-sided adhesive tape 171b to ensure that the plurality of magnetic blocks 172 maintain a space with each other.

It should be noted that the magnetic block 172 may be first magnetized and then installed in the annular groove 171a, or may be first installed in the annular groove 171a and then magnetized. For example, the double-sided adhesive tape 171b is attached to the annular groove 171a of the annular bracket 171, then the plurality of non-magnetized magnetic blocks 172 are formed into an annular magnetic structure in the annular groove 171a, and then the double-sided adhesive layer 171c (see fig. 6) is attached to the top of the annular magnetic structure to prevent the magnetized magnets 160 from scattering. The foam 171c is attached to the side of the ring holder 171 facing away from the annular groove 171a, and then the magnetic coil module 170 is placed in a magnetizing apparatus to be magnetized, and then the magnetic coil module 170 is attached to the first case 111 through the double-sided adhesive layer 171 c.

In some embodiments, the double-sided adhesive tape 171b on the bottom wall of the annular groove 171a may be omitted, for example, the annular bracket 171 is connected to the first case 111 through a double-sided adhesive tape (not shown) covering the annular groove 171a and connected to the plurality of magnetic blocks 172 in the annular groove 171a, so that the plurality of magnetic blocks 172 in the annular groove 171a can be fixed by the double-sided adhesive tape to prevent the plurality of magnetic blocks 172 from loosening after being magnetized, and at the same time, the assembled magnetic ring module 170 can be connected to the first case 111 by the annular adhesive tape.

In some embodiments, a side of the battery 120 facing away from the transmitting coil 151 is bonded to the second case 112, for example, as shown in fig. 7, a double-sided adhesive tape 120a is attached to a back surface of the battery 120, so that the battery 120 can be quickly bonded to the second case 112 using the double-sided adhesive tape 120 a. For another example, the side of the battery 120 facing away from the transmitting coil 151 is coated with glue, the battery 120 is adhered to the second case 112 by the glue, and the battery 120 is not easily dropped from the second case 112 after the glue is cured. The glue may be a thermosetting glue, so that when the mobile power supply 100 needs to be repaired, the battery 120 can be conveniently separated from the second case 112 only by heating the glue.

The first case 111 is provided with a heat stake through which the sensor 140 is connected with the first case 111. Specifically, as shown in fig. 8, a through hole 140a for passing the heat-fusible column is formed in the circuit board of the sensor 140, and after the heat-fusible column on the first shell 111 passes through the through hole 140a, the heat-fusible column is stably connected to the through hole 140a through heat-fusing, so that the sensor 140 is prevented from falling off from the first shell 111.

It should be noted that, the sensor 140 is disposed on the circuit board 140b, and the position of the thermal fusion connection is located on the circuit board 140b, which will not adversely affect the performance of the sensor 140.

Further, as shown in fig. 8, the circuit board 140b is a flexible circuit and forms a board-to-board connector, the sensor 140 is disposed at one end of the board-to-board connector, the reinforcing steel sheet 140c is disposed at the other end of the board-to-board connector, and the back of the reinforcing steel sheet 140c is connected to the first shell 111 through the foam 140d, so that when the male head and the female seat of the board-to-board connector are fitted, the foam 150b can provide a good buffering effect, and the connection stability is prevented from being affected due to easy looseness of the connection position.

As shown in fig. 7 and 8, the main board 130 and the wireless charging module 150 are disposed side by side and on the same side of the battery 120, so that the housing space is fully utilized and the structure is compact.

It should be noted that the portable power source 100 is further provided with an indicator light for displaying the working state, and light emitted by the indicator light can penetrate through the light-transmitting hole or the light-transmitting member on the casing 110. The position of the indicator lamp may be located on the peripheral side of the outer case 110, or may be located on the side of the second case 112.

As shown in fig. 9 and 10, a supporting frame 180 is disposed on a side of the housing 110 facing away from the charging area 110a, the supporting frame 180 has a first state and a second state, in the first state, the supporting frame 180 is attached to the housing 110 through magnetic attraction, and in the second state, a part of the structure of the supporting frame 180 protrudes from the side of the housing 110 facing away from the charging area 110a and is used for supporting the mobile power supply 100. By adopting the structure, the mobile power supply 100 can be conveniently carried, and meanwhile, the mobile power supply 100 can be kept in the side-standing state by utilizing the support frame 180 in the second state, so that the to-be-charged equipment placed in the charging area 110a can be in the side-standing state, the support frame 180 is used as a mobile phone support to well support the to-be-charged equipment, and the to-be-charged equipment is used for playing videos, recording videos, live broadcasting and the like during charging.

As shown in fig. 9 and 10, in the second state, the supporting frame 180 has a first supporting edge 181 and a second supporting edge 182, the first supporting edge 181 is used for abutting against a placing surface where the mobile power source 100 is located when the mobile power source 100 is horizontally placed to support the mobile power source 100, and the second supporting edge 182 is used for abutting against the placing surface where the mobile power source 100 is located when the mobile power source 100 is vertically placed to support the mobile power source 100. In this way, the support frame 180 may be used to support the mobile power supply 100 horizontally and also to support the mobile power supply 100 vertically, so that when the mobile power supply 100 charges the device to be charged 200, the support frame 180 may perform horizontal screen support on the device to be charged 200 in the second state (as shown in fig. 9), and may also perform vertical screen support on the device to be charged 200 (as shown in fig. 10).

One of the housing 110 and the support frame 180 is provided with a magnet, and the other is provided with a magnetic attraction member, when the support frame 180 is in the first state, the magnetic attraction member magnetically attracts the magnet, so that the support frame 180 is attached to the side of the housing 110 facing away from the charging area 110a, and the overall appearance of the mobile power supply 100 is maintained.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a mobile power supply, its characterized in that includes the shell and locates battery, mainboard, sensor, wireless module and magnet of charging in the shell, the battery the sensor wireless module of charging all with mainboard electric connection, the shell have with the corresponding charging area of wireless module of charging, the sensor detects when charging area places and waits the battery charging outfit, the mainboard basis the detection signal control of sensor the battery is right wireless module of charging circular telegram is in order to charge for waiting the battery charging outfit, magnet is used for to place in charge area wait the battery charging outfit and adsorb the location.

2. The mobile power supply of claim 1, wherein the wireless charging module comprises a transmitting coil and a ferrite, the ferrite is stacked on the battery, and the transmitting coil is disposed on a side of the ferrite facing away from the battery.

3. The mobile power supply according to claim 2, wherein a graphite sheet and a foam are arranged between the ferrite and the battery, the foam is attached to the battery, and the graphite sheet is stacked on a side of the foam opposite to the battery.

4. The mobile power supply according to claim 2, wherein the outer case includes a first case and a second case, the first case is connected with a magnetic coil module, and the first case is connected with the second case such that the magnetic coil module surrounds a peripheral side of the transmitting coil.

5. The mobile power supply of claim 4, wherein the magnetic ring module comprises an annular bracket and a plurality of magnetic blocks, the annular bracket is provided with an annular groove, and the plurality of magnetic blocks are arranged in the annular groove at intervals.

6. The mobile power supply according to claim 5, wherein a bottom wall of the annular groove is provided with a double-sided adhesive tape, and the plurality of magnetic blocks are connected with the annular bracket through the double-sided adhesive tape.

7. The mobile power supply according to claim 5 or 6, wherein the annular bracket is connected to the first casing through a double-sided adhesive tape, and the double-sided adhesive tape covers the annular groove and is connected to the plurality of magnetic blocks in the annular groove.

8. The mobile power supply according to claim 4, further comprising at least one of the following:

9. The mobile power supply of claim 1, wherein the main board and the wireless charging module are disposed side by side and on a same side of the battery.

10. The mobile power supply of claim 1, wherein a support frame is disposed on a side of the housing facing away from the charging area, the support frame having a first state and a second state, the support frame being attached to the housing through magnetic attraction in the first state, and a part of the support frame protruding from the side of the housing facing away from the charging area and supporting the mobile power supply in the second state.

11. The mobile power supply according to claim 10, wherein the support frame has a first support edge and a second support edge in the second state, the first support edge is configured to abut against a placement surface where the mobile power supply is located when the mobile power supply is placed horizontally to support the mobile power supply, and the second support edge is configured to abut against the placement surface where the mobile power supply is located when the mobile power supply is placed vertically to support the mobile power supply.

12. The portable power source of claim 10, wherein one of the housing and the support frame is provided with a magnet, and the other of the housing and the support frame is provided with a magnetic element, and when the support frame is in the first state, the magnetic element magnetically attracts the magnet, so that the support frame is attached to a side of the housing facing away from the charging area.