WO2020062778A1

WO2020062778A1 - Cell phone battery case in which battery may be replaced

Info

Publication number: WO2020062778A1
Application number: PCT/CN2019/076674
Authority: WO
Inventors: 刘同鑫
Original assignee: 青岛同鑫创新实验室科技有限公司
Priority date: 2018-09-30
Filing date: 2019-03-01
Publication date: 2020-04-02
Also published as: CN208890865U

Abstract

Provided by the present invention is a cell phone battery case in which a battery may be replaced, comprising an edge frame, a fixing plate in the middle of the case, and a charging circuit assembly, a battery compartment being provided thereon with a battery compartment flip cover; the battery case is characterized in that: the charging circuit assembly is provided on the fixing plate in the middle of the case, and a formed general assembly is connected to the edge frame so as to be integrated; the charging circuit assembly comprises a flexible circuit board, a charge circuit cover plate, a charging circuit board, and a cell phone charging head. A flip cover rotary shaft on a hinge end of the battery compartment flip cover is in hinged connection with a hinge structure formed by the fixing plate in the middle of the case and/or the charging circuit cover; an open end of the battery compartment flip cover is provided thereon with a U plate, a lower end of the edge frame is provided with a groove corresponding to the U plate, the battery compartment flip cover is in a snap-fit closed state, and the U plate is embedded and locked in the groove of the edge frame. The installation and fixing structure of the battery compartment flip cover is simple, which facilitates processing and manufacturing, while opening is flexible and convenient. The location of a charge socket of the cell phone battery case is reasonably disposed, thus charging is convenient.

Description

Mobile phone charging back clip with replaceable battery

Technical field

The invention belongs to the technical field of mobile phone accessories manufacturing, in particular to a mobile phone charging back clip with replaceable batteries.

Background technique

With the popularization of large-screen smart phones, the contradiction of short standby time of mobile phones has become increasingly prominent. Generally, the standby time of mobile phones will be greatly shortened after one year of use, frequent charging, and sometimes two charging a day, which brings trouble to users, and most of smartphone battery It is a built-in battery and it cannot be replaced. If a mobile phone worth thousands of yuan is replaced, it will cause great economic losses to the user, and the user has just become familiar with the various functions of the mobile phone, and replacing the new mobile phone will bring great inconvenience to the user. Therefore, it is convenient to carry a charging treasure for charging a mobile phone and a mobile phone charging back clip with a charging function.

At present, there are many types of mobile phone charging back clips on the market, which are mainly composed of a mobile phone cavity, a rechargeable battery, and a charging circuit component. These mobile phone charging back clips are integrated and generally require the back clip when installing a mobile phone. Push firmly and push the phone in. There is also a split type, usually a detachable top cover is provided on the top of the mobile phone's charging back clip. The top cover can be separated by a slide way and a snap type. The split type back clip is convenient. Install and remove the phone. However, the rechargeable batteries in these mobile phone charging back clips are also directly fixed in the mobile phone charging back clips and integrated into the mobile phone charging back clips. When the battery power of the mobile phone battery and the mobile charging back clips is exhausted, you need to use a charger to The mobile phone charging back clip and the mobile phone are charged for a long time. When you go out, you need to find a power socket to charge, otherwise the mobile phone will not be used, which will cause inconvenience to the user, and may even cause important affairs or cause major losses. In addition, the battery life of each rechargeable battery is limited. When the life of the rechargeable battery cell in the mobile phone's charging back clip ends, because the battery cannot be replaced, the mobile phone's charging back clip and the rechargeable battery in it will be scrapped together. Big waste.

Chinese patent (application number: 201620705212.4) discloses a mobile phone charging back clip, which includes a housing, a battery cavity in the housing, and a charging circuit component. The housing is provided with a hole and an interface corresponding to the mobile phone. The characteristics are: The battery chamber is provided on the back of the housing. The battery chamber is provided with an openable back cover. The battery chamber is provided with contacts connected to the rechargeable battery, a battery lock buckle, and a rear cover lock post. The rear cover is provided with A keyhole matching the lock post. The rear cover has a complicated installation and fixing structure, which is inconvenient to process, and it is not flexible and convenient to open the rear cover. In addition, the charging socket of the existing mobile phone charging back clip is generally disposed at the top or bottom of the housing. Such a charging socket has a limitation on the connection structure setting of the charging circuit component of the mobile phone charging back clip, and charging is not convenient.

technical problem

How to design a mobile phone charging back clip with a replaceable battery, the battery compartment flip cover is simple to install and fix, which is convenient for processing and manufacturing, and is flexible and convenient to open. In addition, the location of the charging socket of the mobile phone charging back clip is reasonably set and convenient for charging.

Technical solutions

In order to solve the above-mentioned problems in the prior art, the present invention provides a mobile phone charging back clip with a replaceable battery. The battery compartment flip cover is simple to install and fix, which is convenient for processing and manufacturing, and is flexible and convenient to open. The location of the charging socket of the mobile phone charging back clip Reasonable setting and convenient charging.

The object of the present invention is achieved by the following technical solutions:

A replaceable battery mobile phone charging back clip includes a side frame, a back clip middle fixing plate and a charging circuit assembly. A battery compartment and a mobile phone receiving cavity are respectively provided on both sides of the back clip middle fixing plate, and the battery compartment is provided on the battery compartment. The battery compartment flip cover is characterized in that the charging circuit component is arranged on the middle fixing plate of the back clip and forms a universal assembly, the side frame is connected with the universal assembly as a whole, and the charging circuit component includes a flexible circuit Board, charging circuit cover, charging circuit board and mobile phone charging head, two ends of the flexible circuit board are respectively connected to the charging circuit board and the mobile phone charging head; a hinged end of the battery compartment flip cover is provided with a flip shaft, and the battery The bin flip is hinged with the hinge structure formed by the flip hinge shaft and the back clip intermediate fixing plate or / and the charging circuit cover. A U plate is arranged on the open end of the battery bin flip, and the lower end of the side frame is arranged corresponding to the U plate. A groove, the battery compartment flip cover snaps into a closed state, and the U plate is embedded in the groove of the side frame and jams.

Improvement on the above technical solution: the charging circuit board is fixed on a half of the middle fixing plate of the back clip, the charging circuit cover plate covers one side of the charging circuit board, and the charging circuit assembly further includes a back clip A charging base and a charging button, a hinged shaft is provided on one end of the shell of the back clip charging base, a hinged shaft connection is provided on the charging circuit cover, and the back clip charging base is connected to the hinged shaft through the hinged shaft The connecting parts are hinged, so that the back clip charging base forms a flip-type structure, a window is opened at the upper part of the side frame corresponding to the position of the back clip charging base and the charging button, and the back clip charging base and the charging button are exposed from the window. .

The above technical solution is further improved: the back clip intermediate fixing plate is provided with a receiving opening corresponding to the back clip charging base, a chute is provided on an inner side wall of the receiving opening, and two side walls of the shell of the back clip charging base are provided A smooth protrusion is provided, and the back clip charging base is fastened to a closed state. The smooth protrusion on the back clip charging base shell is in close contact with the bottom surface of the chute, and the back clip charging base is locked.

The above technical solution is further improved: an n-shaped plate is arranged on the hinged end of the battery compartment flip cover, the flip shaft and the recess are arranged on the n-shaped plate, and a rib is provided on the charging circuit cover. The bottom edge of the rib position is provided with an arc-shaped groove, the arc-shaped plate on the middle fixing plate of the back clip, and the rib position on the cover plate of the charging circuit cooperates with the arc-shaped plate on the middle fixing plate of the back clip. The flip shaft on the n-shaped plate is clamped to form a hinge.

Further improvement to the above technical solution: a hole is provided on the U plate of the battery compartment flip cover, a convex structure is provided in the groove corresponding to the hole of the U plate, and the battery compartment flip cover is closed and closed, so The raised structure is embedded in a hole on the U plate.

The above technical solution is further improved: the charging button is connected to the charging circuit board, and the charging circuit board is controlled to cause the rechargeable battery in the battery compartment to charge the mobile phone.

The above technical solution is further improved: a fixing hole is provided on the cover plate of the charging circuit, a screw hole is provided on the middle fixing plate of the back clip, and the charging circuit cover is fixed on the middle fixing plate of the back clip with screws.

The above technical solution is further improved: a PVC sticker is arranged on a side surface of the middle fixing plate of the back clip corresponding to the receiving cavity of the mobile phone.

Beneficial effect

Compared with the prior art, the advantages and positive effects of the present invention are:

1. The casing of the invention has reasonable design, simple installation and fixing structure of the flip cover of the battery compartment, convenient processing and manufacturing, flexible and convenient opening.

2. The position of the charging socket of the mobile phone charging back clip of the present invention is reasonable, convenient to open, reliable to close, and convenient to charge.

3. In the present invention, a PVC sticker is provided on a side of the middle fixing plate of the back clip corresponding to the receiving cavity of the mobile phone, which can cover the screws for decorative purposes, and can also print instructions for use on the PVC sticker, which is convenient for guiding users to use.

BRIEF DESCRIPTION OF THE DRAWINGS

1 is a perspective view of a mobile phone charging back clip with a replaceable battery according to the present invention;

FIG. 2 is a schematic view of a state where a charging back of a mobile phone with a replaceable battery is clamped in a battery compartment flip open state according to the present invention; FIG.

3 is an exploded view of a battery compartment flip cover with a replaceable battery for a mobile phone charging back clip according to the present invention;

4 is a schematic view of an open state of a mobile phone charging back clip with a replaceable battery in the back clip charging base of the present invention;

FIG. 5 is an exploded view of a mobile phone charging back clip with a replaceable battery and a back clip charging base according to the present invention.

Embodiments of the invention

The present invention is described in further detail below with reference to the drawings:

1 to 5, an embodiment of a mobile phone charging back clip with a replaceable battery according to the present invention includes a side frame 1, a back clip middle fixing plate and a charging circuit assembly, which are respectively disposed on two sides of the back clip middle fixing plate 5. The battery compartment and the mobile phone receiving cavity are provided with a battery compartment flip cover 4 on the battery compartment. A charging circuit assembly is provided on the back clip middle fixing plate 5 to form a universal assembly, and the side frame 1 and the universal assembly are connected as a whole. The charging circuit assembly includes a flexible circuit board 5.2, a charging circuit cover plate 7, a charging circuit board 6, and a mobile phone charging head 5.3. Both ends of the flexible circuit board 5.2 are connected to the charging circuit board 6 and the mobile phone charging head 5.3, respectively. The hinged end of the battery compartment flip cover 4 is provided with a flip hinge shaft 4.3, and the battery compartment flip cover 4 is hinged with a hinge structure formed by the flip hinge shaft 4.3 and the back clip intermediate fixing plate 5 or / and the charging circuit cover plate 7. A U plate 4.1 is provided on the open end of the battery compartment flip cover 4, and a groove 1.3 is provided at the lower end of the side frame 1 corresponding to the U plate 4.1. The battery compartment flip cover 4 is closed and the U plate 4.1 is embedded in the groove 1.3 of the side frame 1. Stuck.

A hole is provided on the U plate 4.1 of the battery compartment flip 4, and a convex structure is provided in the groove 1.3 corresponding to the hole of the U plate 4.1. The battery compartment flip 4 is closed and the convex structure is embedded in the U plate 4.1. In the upper hole position, hold the battery compartment flip cover 4 in place; pinch the free end of the U plate 4.1 to make the protruding structure exit the hole position on the U plate 4.1 to open the battery compartment flip cover 4.

Specifically, the above-mentioned charging circuit board 6 is fixed on the upper half of the middle fixing plate 5 of the back clip, the charging circuit cover 7 covers the side of the charging circuit board 6, and the charging circuit assembly further includes a back clip charging base 3 and charging buttons. 2. A hinged shaft 3.2 is provided on one end of the shell of the back clip charging base 3, and a hinged shaft connecting piece 7.2 is provided on the charging circuit cover plate 7. The back clip charging base 3 is hinged with the hinged shaft connecting piece 7.2 through the hinged shaft 3.2, so that the back clip The charging base 3 forms a flip type structure, and a charging base circuit board 3.3 is arranged at the bottom of the back-clamp charging base 3. A window 1.5 is opened at the upper part of the side frame 1 corresponding to the position of the back clip charging base 3 and the charging button 2, and the back clip charging base 3 and the charging button 2 are exposed from the window 1.5.

The above-mentioned back clip intermediate fixing plate 5 is provided with a receiving opening corresponding to the back clip charging base 3, a chute 5.5 is provided on the inner side wall of the receiving opening, and smooth protrusions 3.1 are provided on both side walls of the housing of the back clip charging base 3. The clip charging base 3 is in a closed state, and the smooth protrusion 3.1 on the shell of the back clip charging base 3 is in close contact with the bottom surface of the chute 5.5, and the back clip charging base 3 is locked.

Further, an n-shaped plate 4.2 is provided on the hinged end of the battery compartment flip cover 4, a flip shaft 4.3 and an embedded slot are provided on the n-shaped plate 4.2, a rib position 7.1 is provided on the charging circuit cover plate 7, and a bottom edge of the rib position 7.1 is provided. An arc-shaped groove is provided, and an arc-shaped plate 5.4 is provided on the middle plate 5 of the back clip. The rib position 7.1 on the charging circuit cover plate 7 is matched with the arc-shaped plate 5.4 on the middle plate 5 of the back clip. The hinge shaft 4.3 of the flip cover is hinged therein, and at least one rib 7.1 is embedded in the recess of the n-shaped plate 4.2.

The charging button 2 is connected to the charging circuit board 6 and controls the charging circuit board 6 to cause the rechargeable battery in the battery compartment to charge the mobile phone.

The charging circuit cover plate 7 is provided with a fixing hole, the back clip intermediate fixing plate 5 is provided with a screw hole, and the charging circuit cover plate 7 is fixed on the back clip intermediate fixing plate 5 with a screw 8. The charging circuit board 6 is Clamped in the middle. A PVC sticker 9 is provided on the side of the middle fixing plate 5 of the back clip corresponding to the receiving cavity of the mobile phone, which can cover the screws 8 for decorative purposes, and can also print instructions for use on the PVC sticker to guide the user.

In order to cooperate with the normal use of the mobile phone, at least a microphone hole, a sound output hole, a camera hole 1.2, a mobile phone power button hole 1.1, and a mobile volume button hole 1.4 corresponding to the mobile phone are provided on the side frame 1.

When in use, open the flip cover 4, install the rechargeable battery in the battery cavity, and place the mobile phone in the mobile phone accommodation cavity. After pressing the charging button 2, the rechargeable battery can start to charge the mobile phone, and the rechargeable battery is exhausted and can be replaced. Fully charged rechargeable battery. If there is no replacement of the rechargeable battery temporarily, the charger can be used to charge the mobile phone through components such as the back clip charging base 3 and the charging circuit board 5, the rechargeable battery in the battery cavity can also be charged, and the mobile phone and the rechargeable battery can be charged at the same time.

Of course, the above description is not a limitation on the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention also belong to The protection scope of the present invention.

Claims

A replaceable battery mobile phone charging back clip includes a side frame, a back clip middle fixing plate and a charging circuit assembly. A battery compartment and a mobile phone receiving cavity are respectively provided on both sides of the back clip middle fixing plate, and the battery compartment is provided on the battery compartment. The battery compartment flip cover is characterized in that the charging circuit component is arranged on the middle fixing plate of the back clip and forms a universal assembly, the side frame is connected with the universal assembly as a whole, and the charging circuit component includes a flexible circuit Board, charging circuit cover, charging circuit board and mobile phone charging head, two ends of the flexible circuit board are respectively connected to the charging circuit board and the mobile phone charging head; a hinged end of the battery compartment flip cover is provided with a flip shaft, and the battery The bin flip is hinged with the hinge structure formed by the flip hinge shaft and the back clip intermediate fixing plate or / and the charging circuit cover. A U plate is arranged on the open end of the battery bin flip, and the lower end of the side frame is arranged corresponding to the U plate. A groove, the battery compartment flip cover snaps into a closed state, and the U plate is embedded in the groove of the side frame and jams.
The mobile phone charging back clip with replaceable battery according to claim 1, wherein the charging circuit board is fixed on a half of the middle fixing plate of the back clip, and the charging circuit cover covers the charging circuit. On the side of the board, the charging circuit assembly further includes a back clip charging base and a charging button. A hinge shaft is provided on one end of the shell of the back clip charging base, and a hinge shaft connecting member is provided on the charging circuit cover. The clip-charging base is hinged with the hinge-rotating shaft connector through the hinged rotating shaft, so that the back-clip charging base forms a flip structure, and the upper part of the side frame opens a window corresponding to the position of the back-clip charging base and the charging button. The back clip charging base and the charging button are exposed from the window.
The mobile phone charging back clip with replaceable battery according to claim 2, wherein the back clip middle fixing plate is provided with a receiving opening corresponding to the back clip charging base, and an inner groove of the receiving opening is provided with a chute, Sliding protrusions are provided on both side walls of the shell of the back clip charging base, the back clip charging base is fastened in a closed state, and the smooth protrusions on the back clip charging base shell are in close contact with the bottom surface of the chute. The back clip charging seat is stuck.
The rechargeable battery holder for a mobile phone with a replaceable battery according to any one of claims 1-3, wherein an n-shaped plate is provided on a hinged end of the battery compartment flip cover, and the flip shaft is provided on the n-shaped plate. And a recess, a rib position is provided on the charging circuit cover, an arc groove is provided at the bottom edge of the rib position, an arc plate on the middle fixing plate of the back clip, and a rib position on the charging circuit cover Cooperating with the arc-shaped plate on the middle fixing plate of the back clip, the hinge shaft of the flip cover on the n-shaped plate is clamped therein.
The mobile phone charging back clip with a replaceable battery according to any one of claims 1-3, wherein a hole is provided on the U plate of the battery compartment flip, and the groove corresponds to the hole of the U plate A raised structure is provided at a position, and the battery compartment flip is fastened in a closed state, and the raised structure is embedded in a hole on the U plate.
The rechargeable battery-backed mobile phone clip according to claim 4, wherein a hole is provided on the U plate of the battery compartment flip, and a convex structure is provided in the groove corresponding to the hole of the U plate. The flip cover of the battery compartment is fastened in a closed state, and the raised structure is embedded in a hole on the U plate.
The mobile phone charging back clip with replaceable battery according to claim 2 or 3, wherein the charging button is connected to the charging circuit board, and the charging circuit board is controlled to charge the mobile phone with the rechargeable battery in the battery compartment. .
The mobile phone charging back clip with replaceable batteries according to any one of claims 1-3, characterized in that a fixing hole is provided on the cover of the charging circuit, a screw hole is provided on the middle fixing plate of the back clip, and the The charging circuit cover is fixed on the middle fixing plate of the back clip.
The charging back clip for a mobile phone with a replaceable battery according to claim 7, wherein a fixing hole is provided on the cover of the charging circuit, a screw hole is provided on the middle fixing plate of the back clip, and the charging circuit cover is fixed with screws The middle plate is fixed on the back clip.
The mobile phone charging back clip with a replaceable battery according to claim 8, wherein a PVC sticker is provided on a side of the middle fixing plate of the back clip corresponding to the receiving cavity of the mobile phone.