WO2018076991A1

WO2018076991A1 - Power supply battery device for mobile device, and mobile device

Info

Publication number: WO2018076991A1
Application number: PCT/CN2017/103565
Authority: WO
Inventors: 吴廷强
Original assignee: 绿灯实验室(深圳)科技有限公司
Priority date: 2016-10-28
Filing date: 2017-09-27
Publication date: 2018-05-03

Abstract

Provided in the present application is a power supply battery device (200), comprising: a mobile device body (1), the mobile device body (1) is provided therein with a battery compartment (11); the battery compartment (11) is provided therein with a conductive part (111), and an opening (12) which extends from the battery compartment (11) and which is arranged on a side surface of the mobile device body (1); a battery module (2) comprising a primary battery (21) and a secondary battery (22), wherein the primary battery (21) is inserted into the battery compartment (11) by means of the opening (12), and an electrode of the primary battery (21) touches the conductive part (111), while the secondary battery (22) is electrically connected to the conductive part (111) so as to be for use in charging the secondary battery (22); and a fixing device (3), for use in fixing and releasing the primary battery (21). Provided in the present application is also a mobile device (100). In the present application, when replacing the battery, there is no need to power a device off and on or open a back cover; instead, the battery is replaced by using a more convenient and fast means of ejection, which saves time and labor, and improves user experience.

Description

Power supply battery device and mobile device for mobile device

This application requires two patents filed in the National Intellectual Property Office of China as "201610964569.9'' and "201621188858.6", the application date is 2016-10-28, and the invention name is "a power supply battery device for mobile devices". Priority of patent application.

Technical field

The present invention belongs to the field of batteries, and more particularly to a power supply battery device for a mobile device and a mobile device having the power supply battery device.

Background technique

At present, most of the mobile devices such as smart phones use non-replaceable internal batteries, which are connected and charged through the charging data line. When charging, a charger or an external power supply must be connected. Some mobile devices adopt a replaceable battery. This type of replacement battery uses a method of opening the rear cover to change the battery. The mobile device must be turned off and the rear cover can be opened to replace the battery. After the battery is replaced, the mobile device needs to be re-opened. The user experience is not good.

Summary of the invention

Embodiments of the present invention provide a power supply battery device of a mobile device and the mobile device, which are intended to solve the problem that the existing mobile device needs to open the back cover when the mobile device is powered off when the battery is low, and the battery is replaced when the battery is replaced. .

A power supply battery device for a mobile device according to an embodiment of the present invention includes:

a mobile device body, a battery compartment is disposed in the mobile device body, a conductive portion is disposed in the battery compartment, and an opening extending from the battery compartment is disposed on a side of the mobile device body;

a battery module including a main battery and a sub-battery, the main battery is inserted into the battery compartment through the opening, and an electrode of the main battery is in contact with the conductive portion, and the sub-battery is electrically connected to the conductive portion For charging of the secondary battery;

A fixing device for fixing and releasing the main battery.

Further, the mobile device is provided with a control module for detecting the battery module power condition and controlling the fixing device to release the main battery.

Further, an elastic buffer portion for buffering and ejecting the main battery is disposed in the battery compartment.

Further, the elastic buffer portion is a spring piece or a spring.

Further, the fixing device includes:

The buckle portion provided in the battery compartment is rotatable, and the buckle portion is made of ferromagnetic material or the end portion of the buckle portion away from the buckle is made of ferromagnetic material;

a card slot portion of the main battery that cooperates with the latching portion, and the card slot portion cooperates with the latching portion to fix the main battery;

a first limiting device disposed in the battery compartment to position the latching portion at a position to cooperate with the card slot portion, and for energizing to generate a magnetic field to attract the latching portion from the card a matching position of the groove portion is rotated to a second position limiting device of the preset position, and the second limiting device is connected to the control module;

An elastic returning device disposed in the battery compartment for returning the buckle portion to a position that cooperates with the card slot portion.

Further, the mobile device is further provided with an alarm module connected to the control module for prompting the battery module.

Further, the end surface of the main battery is provided with a plurality of the electrodes, and the plurality of electrodes are used to identify the model, power supply and data transmission of the main battery.

Further, the end surface of the main battery is rectangular, and the end surface of the main battery includes a short center line and a long center line, and the plurality of electrodes are arranged on the long middle line of the end surface of the main battery.

When the electrodes are an even number, an even number of the electrodes are symmetrically arranged along a short center line of an end surface of the main battery, and each of the electrodes has the same polarity as the symmetric one of the electrodes;

When the electrodes are an odd number, the center of the end face of the main battery is arranged with an electrode, and the remaining even ones of the electrodes are symmetrically arranged along the short center line of the end face of the main battery and each of each The electrode is of the same polarity as its symmetrical electrode.

Further, the conductive portion is provided with an identification module connected to the control module for detecting the main battery model information, and the control module determines the main battery model according to the information detected by the identification module. Whether the preset models match, and if so, the main battery is energized with the mobile device; if not, the main battery and the mobile device are not allowed to be powered.

Further, the main battery charging mode is wireless charging or/and wired charging.

Further, the main battery charging mode is wired charging, and the main battery end is provided with a port for charging and data transmission.

Further, the main battery is powered by wire charging, and the main battery end is provided with a magnetic adsorption interface for charging and data transmission.

Further, the main battery charging mode is wireless charging, and the main battery is provided with an electromagnetic induction coil for wireless charging.

Further, the electromagnetic induction coil is disposed on the front and back sides of the main battery.

Further, the mobile device is a smart phone or a tablet or a smart watch.

In summary, the present invention provides a mobile device and a power supply battery device thereof. The battery compartment of the power supply battery device is provided with a main battery and a secondary battery. When the main battery is insufficient, the main battery is removed, and the secondary battery is used for power supply. Therefore, the mobile device does not need to switch on and off the battery when the battery is replaced, and the battery is replaced by a more convenient pop-up method, which saves time and labor and has a good user experience.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are Some embodiments of the present invention may also be used to obtain other drawings based on these drawings without departing from the art.

The following drawings are only intended to illustrate and explain the present invention, and do not limit the scope of the invention.

1 is a schematic structural view of a mobile device with a power supply battery device in a first state when the power supply battery device is in a first state according to Embodiment 1 of the present invention;

2 is a schematic structural view of a mobile device with a power supply battery device in a second state when the power supply battery device is in a second state according to Embodiment 1 of the present invention;

3 is a more detailed structural diagram of a mobile device with a power supply battery device in a first state when the power supply battery device is in a first state according to Embodiment 1 of the present invention;

4 is a more detailed structural diagram of a mobile device with a power supply battery device in a second state when the power supply battery device is in a second state according to Embodiment 1 of the present invention;

5 is a schematic diagram of an internal circuit of a power supply battery device of a mobile device according to Embodiment 1 of the present invention;

6 is a schematic diagram showing polarities of main battery electrodes of a battery cell device for a mobile device according to Embodiment 1 of the present invention;

FIG. 7 is a schematic diagram showing the polarity of a main battery electrode of a power supply battery device of a mobile device according to Embodiment 1 of the present invention.

8 is a schematic structural diagram of a main battery of a power supply battery device of a mobile device according to Embodiment 1 of the present invention;

FIG. 9 is another schematic structural diagram of a main battery of a power supply battery device of a mobile device according to Embodiment 1 of the present invention.

Description of the reference numerals:

1. Mobile device body; 100, mobile device; 11, battery compartment; 111, conductive part; 12, opening;

2, battery module; 21, the main battery; 22, the secondary battery;

3, fixing device; 31, buckle portion; 32, card slot portion; 33, first limit device; 34, second limit device; 35, elastic reset device;

4. Elastic buffer part;

5, port; 51, electromagnetic induction coil; 52, magnetic adsorption interface;

6, the control module;

7. Identification module;

8, the alarm module.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The most critical idea of the present invention is that the power supply battery of the mobile device includes a main battery and a sub-battery, and the main battery can be removed from an opening provided on the side of the mobile device and extended from the battery compartment, so that the mobile device does not need to be replaced when the battery is replaced. Switching on and off without opening the back cover saves time and effort and gives a good user experience.

Example 1

Referring to FIG. 1 and FIG. 2, FIG. 1 and FIG. 2 are schematic diagrams showing the structure of a power supply battery device of a mobile device in different states according to the embodiment. The present invention provides a power supply battery device 200 of the mobile device 100. The utility model comprises: a mobile device body 1, a battery module 2, a fixing device 3, a battery compartment 11 is arranged in the mobile device body 1, and an opening 12 corresponding to the battery compartment 11 is arranged on a side of the mobile device body 1, and the battery compartment 11 is provided There is a conductive portion 111. The battery module 2 includes a main battery 21 and a sub-battery 22. The sub-battery 22 is disposed in the battery compartment 11, and the main battery 21 is movably/detachably disposed in the battery compartment 11.

Referring to FIG. 1, the main battery 21 of FIG. 1 is inserted into the battery compartment 11 by the opening 12. After being inserted into the preset position, the electrode of the main battery 21 is in contact with the conductive portion 111 and the fixing device 3 fixes the main battery 11. At this time, the main battery 11 is fixed in the battery compartment 11 by the fixing device 3.

It should be noted that the position of the opening 12 may be on any side of the main battery 21, depending on actual production conditions.

It should be understood that the end surface of the main battery 21 is provided with a plurality of the electrodes, and the plurality of electrodes are used for identifying the model, power supply, and data transmission of the main battery, that is, the plurality of electrodes include a model for identifying the main battery 21. Electrodes, electrodes for energization, and electrodes for data transmission.

It should be noted that, as shown in FIG. 6 and FIG. 7 , in the embodiment, the end surface of the main battery 21 is provided with a plurality of electrodes, and the end surface of the main battery is rectangular, and the end surface of the rectangular main battery includes a short center line (Fig. Medium short line) and a long midline (longer dotted line in the figure), multiple of the electrodes are arranged in the main power The end surface of the end surface of the cell 21 may be any one of the end faces of the main battery 21. In particular, it should correspond to the arrangement of the opening 12 and the conductive portion 111, and can be matched therewith.

When the electrodes are an even number, the even number of the electrodes are symmetrically arranged along the short center line of the end faces of the main battery 21, and each of the electrodes has the same polarity as the symmetric electrodes thereof;

When the number of the electrodes is an odd number, the electrode is arranged at the center of the end surface of the main battery 21, and the remaining even ones are symmetrically arranged along the short center line of the end surface of the main battery 21 and each of the electrodes is symmetrical thereto. The electrodes have the same polarity. Correspondingly, the polarity of the conductive portion 111 should match the main battery 21. Therefore, the main battery 21 is inserted into the opening 12 without distinguishing between the front and the back, saving time and effort.

Referring to FIG. 2, the fixing device 3 of FIG. 2 releases the main battery 21, and the main battery 21 can be taken out from the opening 12, and the main battery 21 is detached from the battery compartment 11 at this time. The battery 22 supplies power to the mobile device 100, and the mobile device 100 does not need to be powered off. The capacity of the sub-battery 22 can be determined according to the actual situation. After the main battery 21 is replaced, the electrode of the main battery 21 is in contact with the conductive portion 111, and is electrically conductive. The portion 111 is electrically connected to the sub-battery 22, and a charging circuit (a conventional charging circuit) may be disposed between the conductive portion 111 and the sub-battery 22, and the sub-battery 22 may be charged. The power supply of the mobile device 100 by the main battery 21 or the secondary battery 22 in the present application means that the main battery 21 or the secondary battery 22 is a power consuming component in the mobile device 100, such as a processor, a display screen, and a memory. Wait for any component that needs to be powered to work.

The manner in which the main battery 21 and the sub-battery 22 supply power to the mobile device 100 may be determined according to actual conditions. The main battery 21 and the sub-battery 22 may separately supply power to the mobile device 100, that is, the main battery 21 and the sub-battery 22 pass the control switch. The mobile device 100 is electrically connected. When the main battery 21 is taken out, the control switch is disconnected from the main battery 21, the control switch is connected to the sub-battery 22, the mobile device 100 is electrically connected to the sub-battery 22, and the sub-battery 22 supplies power to the mobile device 100. When the main battery 21 is good, the control switch and the sub-power The pool 22 is disconnected, the control switch is connected to the main battery 21, and the mobile device 100 is electrically connected to the main battery 21, whereby the main battery 21 supplies power to the mobile device 100. At the same time, after the electrodes of the main battery 21 are in contact with the conductive portion 111, the conductive portion 111 is electrically connected to the sub-battery 22, and the main battery 21 can also charge the sub-battery 22.

It should be understood that in the present embodiment, both the main battery 21 and the sub-battery 22 are rechargeable batteries, and the sub-battery 22 is fixedly disposed in the battery compartment 11 and is not detachable. In other embodiments, the secondary battery 22 can also employ other batteries, and the secondary battery 22 is also detachably fixed in the battery compartment 11, so that when the secondary battery is exhausted, the secondary battery 22 can be removed for replacement.

As shown in FIG. 3 and FIG. 4, in the embodiment, the fixing device 3 includes a locking portion 31 rotatably disposed in the battery compartment 11 (this embodiment is disposed in the battery compartment 11 through a rotating shaft, and is implemented in other embodiments. In another example, the card slot portion 32 that is disposed on the main battery 21 and cooperates with the latching portion 31, and the battery cartridge 11 is disposed in the battery compartment 11 The first limiting device 33 is located at a position that cooperates with the card slot portion 32, and generates a magnetic field to attract the latching portion 31 to rotate from a position to cooperate with the card slot portion 32 to The second position limiting device 34 is provided, and the elastic returning device 35 for returning the latching portion 31 to the position corresponding to the card slot portion 32 is formed of a ferromagnetic material.

As shown in FIG. 3 or FIG. 4, in the present embodiment, the elastic returning device 35 employs a spring.

As shown in FIG. 3 and FIG. 4, the battery compartment 11 is provided with an elastic buffering portion 4 for buffering, which avoids excessive force or other causes when the main battery 21 is inserted, and causes the main battery 21 to collide with the conductive portion 111 to cause damage. When the main battery 21 is mounted, the elastic buffer portion 4 is deformed and stored, and when the main battery 21 is taken out, the elastic buffer portion 4 provides a thrust, thereby ejecting the main battery 21.

3 is a schematic structural view of the main battery 31 when it is installed in the battery compartment 11, and the main battery 31 has been The opening 12 is inserted into the battery compartment 11, and the electrode of the main battery 31 is in contact with the conductive portion 111. At this time, the latching portion 31 is engaged with the latching portion 32, and the fixing device 3 fixes the main battery 31.

4 is a schematic structural view of the main battery 31 being removed from the opening 12. At this time, the second limiting device 34 is energized to generate a magnetic field, thereby attracting the locking portion 31 to rotate to a preset position (according to the set magnetic field size). The rotation of the latching portion 31 causes the elastic returning device 35 to deform and accumulate energy, and when the latching portion 31 rotates, the latching portion 32 is disengaged from the latching portion 31, and the fixing device is further fixed. 3 The main battery 21 is released, and the elastic buffer portion 4 is restored to provide a thrust, and the main battery 21 is ejected from the opening 12. When the second limiting device 34 is powered off, the elastic reset device 35 recovers the deformation, and the buckle portion 31 returns to the position corresponding to the card slot portion 32 by the elastic reset device 35, and the main battery 21 is installed. prepare.

As shown in FIG. 3 and FIG. 4, in the embodiment, the fixing device 3 adopts a structure similar to an electromagnetic switch. Of course, in other embodiments, other structures may be used, as long as it can be fixed to the opening. The main battery 21 inserted in 12 and the function of the main battery 21 can be released after the main battery 21 is used up. Since the structure is large and the structure is relatively simple, it will not be repeated here.

As shown in FIG. 5, in the embodiment, the mobile device 100 is further provided with a control module 6 for detecting the power status of the battery module 2 and controlling the fixing device 3, the control module 6 and the battery module. 2. The identification module 7, the alarm module 8, and the second limiting device 34 of the fixing device 3 are connected, so that when the control module 6 detects that the power of the main battery 21 in the battery module 2 is insufficient, the control module 6 controls the second limit. The bit device is energized to generate a magnetic field, thereby attracting the locking portion 31 to rotate, and the second limiting device 34 can also restrict the rotation range of the locking portion 31 to a certain extent (the maximum rotational position is the position when contacting the second limiting device 34) When the main battery 21 is removed, the control module 6 can also detect the power status of the sub-battery 22, and the control module 6 can issue a corresponding command to the alarm module 8. Remind the user.

As shown in FIG. 5, the conductive portion 111 is provided with an identification module 7 for detecting the model information of the main battery 21 connected to the control module 6, and the identification module 7 and the end portion of the main battery 21 are used for identifying the main The electrode of the battery 21 model contacts, and the control module 6 determines, according to the information detected by the identification module 7, whether the model of the main battery 21 matches the preset model, and if so, the main battery 21 and the mobile device 100 are powered; if not, the main Battery 21 and mobile device 100 are not allowed to be powered. Thereby, the damage of the equipment caused by the mixing of the batteries is avoided, and the safety performance of the mobile device 100 is greatly improved.

As shown in FIG. 3 or FIG. 4, in the embodiment, the end of the main battery 21 also has a port 5, which can be used for charging the main battery and the data connection between the mobile device 100 and the outside, that is, the port 5 and the end of the main battery 21 Electrodes for charging and electrode connections for data transmission.

In the present embodiment, the charging mode of the main battery 21 may be a wired charging method or/and a wireless charging method.

As shown in FIG. 8, in FIG. 8, an electromagnetic induction coil 51 for wireless charging is provided on the main battery 21. The electromagnetic induction coil 51 can generate a current close to the magnetic field generated by the external charger, thereby realizing wireless charging of the battery. In other embodiments, other forms of wireless charging, such as radio waves, etc., may be employed.

In the present embodiment, the main battery 21 is provided with an electromagnetic induction coil 51 on both the front and the back, so that the main battery 21 is inserted into the opening 12 without distinguishing between the front and the back, saving time and effort.

As shown in FIG. 9, a magnetic adsorption interface 52 for charging and data transmission is provided at the end of the main battery 21 in FIG. 9, that is, a magnetic adsorption interface 52 and an electrode for charging at the end of the main battery 21, and In the electrode connection of the data transmission, the magnetic adsorption interface 52 can be connected to the matching magnetic head by magnetic adsorption, and can be automatically adsorbed and used as needed, and is convenient to use; of course, in other embodiments, On the basis of FIG. 3 or FIG. 4, a magnetic adsorption type charger, that is, a magnetic adsorption type charger is connected to the port 5, thereby achieving the effects of automatic adsorption and dust prevention.

It should be understood that, in other embodiments, the main battery 21 of the power supply battery device 200 of the mobile device 100 provided by the present invention can simultaneously adopt wireless charging and wired charging for convenient use.

In this embodiment, the mobile device 100 can be a smart phone, a tablet computer, a smart watch, or the like.

The mobile device 100 and the power supply battery device 200 provided by the present invention have the following beneficial effects compared with the prior art:

1. The battery compartment has a main battery and a secondary battery. The battery capacity is large and the usage time is long. When the main battery power is insufficient, the main battery is removed, and the secondary battery is used for power supply, so that the mobile device 100 does not need to be shut down when replacing the battery. Open, save time and effort, and have a good user experience.

2. The structure is similar to the electromagnetic switch to fix and loosen the main battery, and is controlled by the control module. The structure is simple, the operation is convenient, and the user experience is good.

3. The identification module for detecting the type of the battery is provided on the conductive portion, thereby avoiding damage to the device caused by the mixing of the battery, and greatly improving the safety performance of the mobile device 100.

4. The control module is also connected with an alarm module, which is convenient for the user to understand the power usage of the mobile device 100.

5. The polarity of the main battery electrode is symmetrically arranged with positive and negative electrodes. Correspondingly, the polarity of the conductive portion is symmetrically arranged symmetrically, so that there is no need to distinguish between the front and the back when installing the main battery, the operation is convenient and the use is simple.

6. The main battery end is provided with a port for charging and data transmission or a magnetic adsorption interface. After the main battery is installed, the mobile device 100 can also perform data transmission through the port and the outside, and has strong practicability.

The above is only the preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

A power supply battery device for a mobile device, comprising:

a mobile device body, a battery compartment is disposed in the mobile device body, a conductive portion is disposed in the battery compartment, and an opening extending from the battery compartment is disposed on a side of the mobile device body;

a battery module including a main battery and a sub-battery, the main battery is inserted into the battery compartment through the opening, and an electrode of the main battery is in contact with the conductive portion, and the sub-battery is electrically connected to the conductive portion For charging of the secondary battery;

A fixing device for fixing and releasing the main battery.
A power supply battery device for a mobile device according to claim 1, wherein said mobile device is provided with a control module for detecting a battery module power condition and controlling said fixing device to release said main battery .
A power supply battery device for a mobile device according to claim 1, wherein said battery compartment is provided with an elastic buffer portion for buffering and ejecting said main battery.
A power supply battery device for a mobile device according to claim 3, wherein said elastic buffer portion is a spring piece or a spring.
The power supply battery device of a mobile device according to claim 1, wherein the fixing device comprises:

The buckle portion provided in the battery compartment is rotatable, and the buckle portion is made of ferromagnetic material or the end portion of the buckle portion away from the buckle is made of ferromagnetic material;

a card slot portion of the main battery that cooperates with the latching portion, and the card slot portion cooperates with the latching portion to fix the main battery;

a first limiting device disposed in the battery compartment to position the latching portion at a position to cooperate with the card slot portion, and for energizing to generate a magnetic field to attract the latching portion from the card a matching position of the groove portion is rotated to a second position limiting device of the preset position, and the second limiting device is connected to the control module;

An elastic returning device disposed in the battery compartment for returning the buckle portion to a position that cooperates with the card slot portion.
The power supply battery device of a mobile device according to claim 2, wherein the mobile device is further provided with an alarm module connected to the control module for prompting the battery module to generate a power condition.
A power supply battery device for a mobile device according to claim 2, wherein said end surface of said main battery is provided with a plurality of said electrodes, and said plurality of said electrodes are used for identifying the type of said main battery and energizing And data transfer.
A power supply battery device for a mobile device according to claim 7, wherein an end surface of said main battery is rectangular, and an end surface of said main battery includes a short center line and a long center line, and said plurality of said electrode lines Cloth on the long midline of the end face of the main battery,

When the electrodes are an even number, an even number of the electrodes are symmetrically arranged along a short center line of an end surface of the main battery, and each of the electrodes has the same polarity as the symmetric one of the electrodes;

When the electrodes are an odd number, the center of the end face of the main battery is arranged with an electrode, and the remaining even ones of the electrodes are symmetrically arranged along the short center line of the end face of the main battery and each of each The electrode is of the same polarity as its symmetrical electrode.
A power supply battery device for a mobile device according to claim 7, wherein said conductive portion is provided with an identifier for detecting said main battery model information connected to said control module And the control module determines, according to the information detected by the identification module, whether the main battery model matches a preset model, and if yes, the main battery and the mobile device are powered; if not, the The main battery and the mobile device are not allowed to be powered.
The power supply battery device of a mobile device according to claim 7, wherein the main battery charging mode is wireless charging or/and wired charging.
A power supply battery device for a mobile device according to claim 10, wherein said main battery charging mode is wired charging, and said main battery terminal is provided with a port for charging and data transmission.
A power supply battery device for a mobile device according to claim 10, wherein said main battery is powered by wire charging, and said main battery end is provided with a magnetic adsorption interface for charging and data transmission.
A power supply battery device for a mobile device according to claim 10, wherein said main battery is charged by wireless charging, and said main battery is provided with an electromagnetic induction coil for wireless charging.
A power supply battery device for a mobile device according to claim 13, wherein said main battery is provided with said electromagnetic induction coil on both front and back sides.
A powered battery device for a mobile device according to claim 1, wherein the mobile device is a smart phone or a tablet or a smart watch.
A mobile device, characterized in that the mobile device comprises the power supply battery device according to any one of claims 1-15.