WO2015149243A1

WO2015149243A1 - Portable miniature audio player

Info

Publication number: WO2015149243A1
Application number: PCT/CN2014/074443
Authority: WO
Inventors: 刘骏涛
Original assignee: 刘骏涛
Priority date: 2014-03-31
Filing date: 2014-03-31
Publication date: 2015-10-08

Abstract

Disclosed is a portable miniature audio player comprising a cylindrical body sized to fit the hand and, fixed within the body, a battery, a speaker, and a circuit board. The portable miniature audio player also comprises a battery compartment used for fixing the battery. Protruding plates that protrude outwards are provided at either side of the battery compartment. Two strip-shaped protrusions parallel each other and mated with the protruding plates are provided at either side of the body. The battery compartment is engaged in the strip-shaped protrusions of the body. With the present invention, because the battery compartment used for fixing the battery is provided, the protruding plates that protrude outwards are provided at either side of the battery compartment, and the two strip-shaped protrusions that parallel each other and mated with the protruding plates are provided at either side of the body, during assembly, the battery is placed in the battery compartment and then the battery compartment is engaged in the strip-shaped protrusions of the body, operation is convenient and the battery is firmly fixed.

Description

Portable mini speaker

[Technical Field]

The present invention relates to the field of audio and, more particularly, to a portable mini stereo. 【Background technique】

I have designed a portable mini stereo, including a cylindrical and hand-sized body, a battery, a circuit board and a speaker fixed in the main body; a battery compartment for fixing the battery is provided in the main body, and the battery is placed on the battery Inside the warehouse. This program is not public. However, the main body has a cylindrical shape, and the battery compartment is placed in the main body, which is inconvenient to install the battery.

[Summary of the Invention]

The technical problem to be solved by the present invention is to provide a portable mini speaker that securely fixes the battery and is easy to install.

The object of the present invention is achieved by the following technical solutions: A portable mini speaker comprising a body that is cylindrical and suitable for hand size, a battery, a horn and a circuit board fixed in the body, the portable The mini speaker further includes a battery compartment for fixing the battery, and two sides of the battery compartment are provided with outwardly protruding convex plates, and two sides of the main body are provided with two holes matched with the convex plates. The strips are parallel to each other, and the battery compartment is caught in the strip-like projection of the main body.

Preferably, one end of the battery compartment is provided with a limiting protrusion protruding from the protrusion on both sides. Setting the limit projections can define a fixed position of the battery compartment inside the body.

Preferably, the battery compartment is in the shape of a block, and a wire avoiding hole for avoiding the wire is respectively disposed at two ends of the battery compartment. Set the wire avoidance hole to connect the battery to the circuit board and the battery with the ^p- piercing eight.

Preferably, the portable mini speaker further comprises a metal piece disposed at two ends of the battery, and the end of the battery compartment is respectively provided with a hardware card slot for fixing the metal piece. Set the hardware as A medium in which the board is connected to the battery wires to facilitate soldering of the wires.

Preferably, the inner side of the metal piece is provided with a fold which is in contact with the positive/negative electrode of the battery, and the outer side of the metal piece is provided with a convex soldering point, and the soldering point is suitable for the wire avoiding hole. This is the specific setting form of the hardware piece. Setting the fold can ensure the contact between the metal piece and the positive/negative electrode at the end of the battery. The welding point is set on the other end of the metal piece, and the wire is welded on the soldering point for easy assembly.

Preferably, both sides of the battery compartment are provided with battery-restricted buckles protruding upward and concave. This will prevent the battery from slipping out of the battery compartment.

Preferably, the battery compartment corresponding to the battery limit buckle is provided with strip-shaped ports on both sides of the battery compartment. This is convenient for the battery limit buckle to be deformed.

Preferably, the battery limit buckles are four and symmetrically disposed on both sides of the battery compartment. This is the specific setting of the battery limit buckle on the battery compartment.

Preferably, the battery is a rechargeable battery, and the circuit board is provided with a battery for charging the battery.

USB interface. In this way, the battery can be recycled, and the battery is charged through the USB interface when the battery is dead.

In the present invention, since a battery compartment for fixing a battery is provided, both sides of the battery compartment are provided with outwardly convex convex plates, and two sides of the main body are provided with two mutually parallel with the convex plate. The strip-like protrusions; thus, the battery is first placed in the battery compartment during assembly, and then the battery compartment is clamped in the strip-like projection of the main body, which is convenient to operate and the battery is firmly fixed.

[Description of the Drawings]

1 is a schematic overall view of a portable mini speaker according to an embodiment of the present invention;

2 is a schematic exploded view of a portable mini speaker according to an embodiment of the present invention;

Figure 3 is a front elevational view of the battery compartment of the embodiment of the present invention;

4 is a schematic rear view of a battery compartment according to an embodiment of the present invention;

Figure 5 is a schematic view showing the assembly of a key circuit board, a main circuit board, a battery, and a battery compartment according to an embodiment of the present invention;

Figure 6 is a partial transverse cross-sectional view of the portable mini speaker of the embodiment of the present invention; Figure 7 is a longitudinal cross-sectional view of a portable mini speaker in accordance with an embodiment of the present invention.

Among them: 1, the main body; 101, depression; 102, strip-like protrusion; 2, speaker net; 3, speaker; 4, battery; 5, button circuit board; 6, button board; 7, fixed ring; 8, battery compartment 81, battery limit buckle; 82, strip mouth; 83, metal chip slot; 84, second screw hole column; 85, limit protrusion; 86, convex plate; 87, first screw hole column; 88, wire avoidance hole; 9, the main circuit board; 10, TF card; 11, hardware.

【detailed description】

A portable mini speaker comprising a body that is cylindrical and suitable for hand size, a battery that is fixed in the body, a bar and a circuit board, the portable mini speaker further includes a battery for fixing the battery The battery compartment is provided with two outwardly protruding convex plates on both sides of the battery compartment, and stripe protrusions on both sides of the main body. In the present invention, since a battery compartment for fixing a battery is provided, both sides of the battery compartment are provided with outwardly convex convex plates, and two sides of the main body are provided with two mutually parallel with the convex plate. The strip-like protrusions; thus, the battery is first placed in the battery compartment during assembly, and then the battery compartment is clamped in the strip-like projection of the main body, which is convenient to operate and the battery is firmly fixed.

The invention will now be further described with reference to the drawings and preferred embodiments.

As shown in FIGS. 1 to 7, the portable mini speaker includes a body 1 in a cylindrical shape and suitable for hand size, a circuit board fixed inside the main body 1, a speaker 3 electrically connected to the circuit board, and a circuit 8 and a circuit. The board provides power to the battery 4. The main body 1 is set in a cylindrical shape so that the user's hand is not attached when the user holds the main body 1 by hand; the main body 1 is adapted to the size of the hand so that there is no possibility of being gripped. The outer side of the main body 1 is provided with a gentle recess 101, where the recess 101 corresponds to a placing surface, so that the portable mini speaker does not shake on the placing portion when it is placed horizontally.

The portable mini speaker further includes a battery compartment 8 for fixing the battery 4. The battery compartment 8 is provided with outwardly convex convex plates 86 on both sides thereof, and two sides of the main body 1 are provided with two corresponding to the convex plate 86. The strip-like projections 102 parallel to each other, the battery compartment 8 is caught in the strip-like projections 102 of the main body 1. Since the battery compartment 8 for fixing the battery 4 is provided, the two sides of the battery compartment 8 are provided with outwardly convex convex plates 86, the main body 1 Two mutually parallel strip-shaped protrusions 102 are provided on both sides to cooperate with the convex plate 86; thus, the battery 4 is first placed in the battery compartment 8 during assembly, and then the battery compartment 8 is stuck on the strip of the main body 1. In the shape of the protrusion 102, the operation is convenient and the battery is firmly fixed.

One end of the battery compartment 8 is provided with a limiting protrusion 85 on both sides of the protruding protrusion 86. The setting of the limit projection 85 can define a fixed position of the battery compartment 8 inside the main body 1. The battery compartment 8 has a block shape, and wire avoidance holes 88 for escaping the wires are respectively disposed at both ends of the battery compartment 8. The portable mini speaker further includes a metal piece 11 disposed at both ends of the battery 4, and the end of the battery compartment 8 is provided with a five-gold card slot 83 for fixing the metal piece 11, respectively. The hardware piece is provided as a medium for connecting the circuit board and the battery lead wire, which is convenient for soldering the wire. The inner side of the metal piece 11 is provided with a fold which is in contact with the positive/negative electrode of the battery 4, and the outer side of the metal piece 11 is provided with a convex soldering point, and the soldering point is suitable for the wire avoiding hole setting. This is the specific setting form of the metal piece. Setting the fold can ensure that the metal piece is in contact with the positive/negative electrode at the end of the battery. Solder joints are placed on the other end of the metal piece to solder the wire to the soldering point for easy assembly. The battery compartment 8 is provided with a battery-restricted buckle 81 protruding upwardly and concavely. The battery compartment 8 corresponding to the pool limiting buckle 81 is provided with a strip-shaped opening 82 on both sides thereof, and a battery limiting buckle 81 is arranged. The battery 4 can be prevented from slipping out of the battery compartment 8. In the present embodiment, the battery limit buckles 81 are four and symmetrically disposed on both sides of the battery compartment 8.

The battery 4 is a rechargeable battery, and a USB interface for charging the battery 4 is provided on the circuit board. This allows the battery to be recirculated and to charge the battery through the USB interface when the battery is dead.

The main body 1 is provided with openings at both ends thereof, and the horn 3 is fixed at one end of the main body with glue, and the portable mini speaker further includes a horn net 2 disposed outside the horn 3. The speaker net 2 is suitable for the main body 1 and is fixed in the main body with glue.

The circuit board includes a main circuit board 9 provided with a TF card interface and a USB interface, and a key circuit board 5 for controlling the main circuit board 9. The main circuit board 9 is screwed to the bottom of the battery compartment 8, and the key circuit board 5 is screwed to one end of the battery compartment 8. In this embodiment, the TF card interface and the USB interface are disposed at one end of the main circuit board 9, and the escape hole for escaping the TF card interface and the USB interface is disposed on the key circuit board 5. Four first screw holes 87 for fixing the main circuit board are disposed at the bottom of the battery compartment 8, and a first screw hole is formed on the main circuit board to cooperate with the first screw hole column; Position raised 85 A second screw hole post 84 for fixing the button circuit board 5 is disposed at the end, and the button circuit board is provided with a second screw hole that cooperates with the second screw hole column.

The portable mini speaker also includes a keypad 6 for protecting the keypad. The button circuit board 5 and the keypad 6 are suitable for the main body 1 part. The portable mini speaker further includes a fixing ring 7 for fixing the key sheet 6, and a rotating thread is disposed inside the fixed end of the key circuit board 5 of the main body 1. The fixing ring 7 is adapted to be disposed on the main body 1, and is rotatably fixed to the end of the main body 1.

The portable mini stereo is connected to the computer via a USB cable and can play music on the computer. Insert the TF card 10 into the TF card interface, and operate the keypad 6 to play the music on the TF card 10.

The above is a further detailed description of the present invention in connection with the specific preferred embodiments. It is not intended that the specific embodiments of the invention are limited to the description. It will be apparent to those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the invention.

Claims

Rights request

1. A portable mini speaker, including a main body that is cylindrical and suitable for hand size, a battery, a speaker and a circuit board fixed in the main body. It is characterized in that the portable mini speaker also includes a device for A battery compartment is used to fix the battery. Both sides of the battery compartment are provided with outwardly protruding convex plates, and the battery compartment is stuck in a strip-shaped protrusion of the main body.

2. The portable mini speaker according to claim 1, wherein one end of the battery compartment is provided with limiting protrusions protruding from the protrusions on both sides.

3. The portable mini speaker according to claim 2, wherein the battery compartment is in a square shape, and wire escape holes for avoiding wires are respectively provided at both ends of the battery compartment.

4. The portable mini speaker according to claim 3, wherein the portable mini speaker further includes hardware pieces arranged at both ends of the battery, and the ends of the battery compartment are respectively provided with hardware pieces for fixing the hardware pieces. hardware card slot.

5. The portable mini speaker according to claim 4, wherein the inside of the hardware piece is provided with a fold that contacts the positive/negative electrode of the battery, and the outside of the hardware piece is provided with a protruding welding point. , the welding point is suitable for the wire escape hole.

6. The portable mini speaker according to claim 3, characterized in that upwardly protruding and concave battery limiting buckles are provided on both sides of the battery compartment.

7. The portable mini speaker according to claim 6, characterized in that strip openings are provided on both sides of the battery compartment corresponding to the battery limit buckle.

8. The portable mini speaker according to claim 7, characterized in that there are four battery limit buckles and they are symmetrically arranged on both sides of the battery compartment.

9. The portable mini speaker according to claim 1, wherein the battery is a rechargeable battery, and the circuit board is provided with a USB interface for charging the battery.