WO2015078057A1

WO2015078057A1 - Bluetooth sound box

Info

Publication number: WO2015078057A1
Application number: PCT/CN2013/089523
Authority: WO
Inventors: 谢虹
Original assignee: 谢虹
Priority date: 2013-11-29
Filing date: 2013-12-16
Publication date: 2015-06-04
Also published as: CN103686489A

Abstract

Disclosed is a Bluetooth sound box, comprising a circuit board and a housing for fixing the circuit board. A first screw bolt is provided on the housing, and a first screw hole cooperating with the first screw bolt is provided on the circuit board. Because in the present invention the circuit board is fixed firmly in the housing by means of a screw, the circuit board will not shake in the housing, and thus the case that a wire falls off or is in loose contact caused by the shaking of the circuit board will not arise.

Description

A bluetooth speaker

[Technical Field]

The present invention relates to the field of sound boxes, and more particularly to a Bluetooth speaker. 【Background technique】

I have designed a Bluetooth speaker, including a housing, a speaker fixed in the housing with glue, a circuit board connected in series with the speaker, and a rechargeable battery for supplying power to the Bluetooth speaker. The circuit board is provided with Bluetooth and control. Bluetooth speaker and other Bluetooth switch buttons and switches connected to Bluetooth devices. When the switch is turned on, the Bluetooth speaker automatically enters Bluetooth mode. The Bluetooth speaker has both a music playback function and a phone answering function. The board is placed directly inside the housing. This program is not public. The circuit board is connected with the horn and the battery by a wire, and the circuit board is directly placed in the casing. When being carried or used, the circuit board may sway in the casing to drive the wire to cause poor wire contact, thereby affecting the normal use of the bluetooth speaker.

[Summary of the Invention]

The technical problem to be solved by the present invention is to provide a Bluetooth speaker that secures a circuit board. The object of the present invention is achieved by the following technical solutions: a bluetooth speaker comprising a circuit board and a housing for fixing the circuit board, the housing is provided with a first screw hole post, and the circuit board is disposed There is a first screw hole that cooperates with the first screw hole column.

Preferably, the housing comprises a screw-mounted upper shell and a lower shell, and the first screw hole post is disposed in the lower shell; the bluetooth speaker further includes a rechargeable battery, and the circuit board is disposed a charging interface, the switch board is provided with a switch for controlling opening and closing of the bluetooth speaker, and an AUX interface, wherein the switch and the charging interface and the AUX interface are disposed on the same side of the circuit board, and the lower shell The switch avoidance hole, the charging socket and the AUX avoidance hole respectively adapted to the switch, the charging interface and the AUX interface are provided. This is the specific fixed position of the board within the housing.

Preferably, the switch, the charging interface and the AUX interface protrude from an edge of the circuit board; a first limiting portion of the charging socket and the charging interface is disposed on the lower casing, and the lower casing is further provided with an outwardly protruding ring and the AUX avoiding hole. a second limiting portion adapted to the AUX interface. The first limiting portion and the second limiting portion respectively protect the charging interface and the AUX output aperture.

Preferably, the lower case is provided with four second screw holes symmetrically disposed, and the lower case is provided with an annular protrusion that surrounds the second screw hole, and the upper case is provided with the a second screw hole column that cooperates with the annular protrusion; a width of both sides of the circuit board is equal to a shortest distance between the annular protrusions. The annular protrusion acts as a limit on the circuit board. When the circuit board is assembled by screws, the circuit board does not sway in the lower case, which facilitates assembly of the circuit board.

Preferably, the circuit board is provided with a avoidance position that cooperates with the annular protrusion. The escape position is matched with the annular protrusion to further ensure that the circuit board does not shake in the lower case.

Preferably, the Bluetooth speaker further includes a switch button that is sleeved on the switch, and the switch avoidance hole is adapted to the switch button. The switch is controlled by a switch push button.

Preferably, the inner wall of the switch push button is provided with a card position that cooperates with the switch, and the outer side of the switch push button is provided with a protruding control portion, and the switch push button is larger than the switch avoidance hole, The switch avoidance hole is larger than the control portion. This is the specific coordination relationship between the switch push button and the switch and the switch push button and the switch avoidance hole.

Preferably, the battery is fixed between the circuit board and the lower case, and the height of the first screw hole column is greater than or equal to the thickness of the battery. This is the specific location of the battery within the Bluetooth speaker.

Preferably, the sum of the height of the first screw hole column and the thickness of the circuit board is equal to the height of the lower case; the opposite side of the circuit board provided with the switch is provided with a protruding music adjustment button. The button housing is provided with a button avoiding hole that cooperates with the music adjusting button, and the Bluetooth speaker further includes a pressing member fixed on the button avoiding hole in cooperation with the music adjusting button. This way, the Bluetooth speaker can also adjust the order in which the music is played.

Preferably, the music adjustment button comprises a pause button, a previous button and a next button, wherein the pause button, the previous button and the next button are arranged side by side and the pause button is located at the previous button and under Between a key. In the invention, since the circuit board is firmly fixed in the casing by the screw, the circuit board does not sway in the casing, so that the wire falling off or the contact failure caused by the board swaying does not occur.

[Description of the Drawings]

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

2 is a schematic external view of a lower case according to an embodiment of the present invention;

Figure 3 is a schematic view of the inside of the lower case of the embodiment of the present invention;

4 is a schematic diagram of a circuit board according to an embodiment of the present invention;

Figure 5 is a schematic view of a pressing member according to an embodiment of the present invention;

6 is a schematic view of a switch push button according to an embodiment of the present invention;

7 is a schematic view showing the assembly of a circuit board and a lower case according to an embodiment of the present invention.

Among them: 1, upper shell; 11, sound hole; 2, lower shell; 21, second screw hole; 22, AUX avoidance hole; 23, switch avoidance hole; 24, charging socket; 25, second limit; 26, the first limit portion; 27, the first screw hole column; 28, the annular protrusion; 3, the circuit board; 31, the first screw hole; 32, the switch; 33, the charging interface; 34, the previous song button 35, pause button; 36, next song button; 37, avoidance position; 38, AUX interface; 4, pressing member; 5, switch push button; 51, control portion; 52, card position; .

【detailed description】

A bluetooth speaker includes a circuit board and a housing for fixing the circuit board, the housing is provided with a first screw hole post for fixing the circuit board, and the circuit board is provided with the first The first screw hole of the screw hole column is matched. According to the present invention, since the circuit board is firmly fixed in the casing by the screw, the circuit board does not sway in the casing, so that the wire is not detached or the contact is not caused by the sway of the circuit board.

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

As shown in FIGS. 1 to 7, the Bluetooth speaker includes a housing and a circuit board 3, a speaker, and a speaker disposed in the housing. The Bluetooth speaker provides a rechargeable battery that can be charged. The casing includes an upper casing 1 and a lower casing 2, and a first screw hole 27 for fixing the circuit board 3 is disposed in the lower casing 2, and a first screw hole matching the first screw hole column is disposed on the circuit board 3. 31. Secure the board to the lower case 2 with screws.

The height of the first screw hole post 27 is larger than the thickness of the battery, and the battery is fixed between the circuit board 3 and the lower case 2. Of course, the height of the first screw post 27 can also be equal to the thickness of the battery.

The circuit board 3 is provided with a charging interface 33, a switch 32 for controlling the opening and closing of the bluetooth speaker, and an AUX interface 38. The switch 32, the charging interface 33 and the AUX interface 38 are disposed on the same side of the circuit board 3, and both protrude from the circuit board. The edge of 3. The lower casing 2 is provided with a switch avoidance hole 23, a charging socket 24 and an AUX avoiding hole 22 which are respectively adapted to the switch 32, the charging interface 33 and the AUX interface 38. In order to protect the charging interface 33 and the AUX interface 38, the lower housing 2 is provided with an outwardly protruding ring charging socket 24 and a first limiting portion 26 adapted to the charging interface 33 and an outwardly protruding ring AUX avoiding hole 22 And a second limiting portion 25 adapted to the AUX interface 38.

The upper case 1 and the lower case 2 are also fixed by screws, and the lower case 2 is provided with four second screw holes 21 symmetrically disposed, and the lower case 2 is provided with an annular protrusion 28 for ringing the second screw hole 21, A second screw hole column matched with the annular protrusion 28 is disposed in the upper casing 1; the width of both sides of the circuit board 3 is equal to the shortest distance between the annular protrusions 28, and the circuit board 3 is provided with a ring shape The protrusions 28 cooperate with the relief position 37, and the annular protrusions 28 act to limit the circuit board 3. When the circuit board 3 is assembled by screws, the circuit board 3 does not sway in the lower casing 2, facilitating assembly.

The bluetooth speaker further includes a switch push button 5 that is sleeved on the switch 32. The inner wall of the switch push button 5 is provided with a card position 52 that cooperates with the switch 32, and a convex control portion 51 is disposed outside the switch push button 5, wherein The switch push button 5 is larger than the switch avoidance hole 23, and the switch avoidance hole 23 is larger than the control portion 51. A plurality of mutually parallel strip-shaped projections 53 are provided on the control portion 51, and the strip-shaped projections 53 can increase the friction between the hand and the control portion 51, facilitating the operator to manually control the switch push button 5.

The sum of the height of the first screw hole post 27 and the thickness of the circuit board 3 is equal to the height of the lower case 2; a convex music adjustment button is disposed on the opposite side of the circuit board 3 on which the switch 32 is disposed, and is disposed on the upper case 1 There is a button avoidance hole (not shown) that matches the music adjustment button, and the Bluetooth speaker also includes music and tone The button 4 is fitted to the pressing member 4 fixed to the button escaping hole. The music adjustment button includes a pause button 35, a previous button 34 and a next button 36. The pause button 35, the previous button 34 and the next button 36 are arranged side by side and the pause button 35 is located at the previous button 34 and next. Between the curved keys 36. Short press the previous button 34 and the next button 36 to adjust the playback order of the music. Press the pause button 35 to play/pause the music. Press and hold the previous button 34 and the next button 36 to adjust the playback of the Bluetooth speaker. volume.

The micro-speaker also has a Bluetooth listening function, and a microphone integrated circuit is also disposed on the circuit board 3. When playing music in your phone in Bluetooth mode, the mini speaker automatically detects incoming calls. At this time, the concert automatically stops to remind the user to call, short press the pause button 35 to answer the call, or press and hold the pause button 35 to hang up directly. During the call, press and hold the pause button 35 to enter the hold state, and press and hold again to return to the normal call state. The short pause button 35 can hang up the call. After answering the hang up, it will automatically return to the previous working mode.

The circuit board 3 is also provided with an indicator for displaying the status of the micro-speaker, wherein the indicator has four states: red, blue, green and off. The red light shows the battery information, the steady red light indicates that the battery is charging; the red light indicates the battery is full. The blue light indicates Bluetooth information, the long blue light indicates that the Bluetooth connection is successful, the miniature speaker is in Bluetooth mode, the blue light flashes slowly, indicating that it is waiting for Bluetooth pairing or no Bluetooth connection; the blue light flashes quickly, indicating that Bluetooth has entered pairing mode. The green light indicates AUX connection information, and the long green light indicates that it is in AUX mode.

The horn and the diaphragm are fixed in the upper casing 1, and the sound hole 11 which cooperates with the horn is disposed on the upper casing 1. When the switch 32 is turned on, the Bluetooth speaker will automatically search for and pair the last Bluetooth connected device; if it is connected for the first time, the Bluetooth to be connected is turned on, and the Bluetooth name corresponding to the micro speaker is searched to send a pairing request to the micro speaker, if necessary, input The default password is OK. A Bluetooth speaker can only be paired with one device. For example, if Bluetooth is connected, you need to change the device. Press and hold the pause button. 35 The micro speaker enters the pairing state and searches for pairing again.

The above is a further detailed description of the present invention in conjunction 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 can be made without departing from the spirit and scope of the invention.

Claims

Rights request

1. A Bluetooth speaker, characterized in that it includes a circuit board and a housing for fixing the circuit board. The housing is provided with a first screw hole post, and the circuit board is provided with a first screw hole. The hole post matches the first screw hole.

2. The Bluetooth speaker according to claim 1, wherein the housing includes an upper shell and a lower shell fixed by screws, and the first screw hole column is provided in the lower shell; the Bluetooth speaker It also includes a rechargeable battery. The circuit board is provided with a charging interface. The circuit board is provided with a switch and an AUX interface for controlling the turning on and off of the Bluetooth speaker. The switch, charging interface and AUX interface are provided on On the same side of the circuit board, the lower shell is provided with a switch avoidance hole, a charging socket and an AUX avoidance hole that are adapted to the switch, charging interface and AUX interface respectively.

3. The Bluetooth speaker according to claim 2, wherein the switch, charging interface and AUX interface all protrude from the edge of the circuit board; the lower shell is provided with an outwardly protruding ring. A charging socket and a first limiting part adapted to the charging interface, the lower shell is also provided with an outwardly protruding second limiting part surrounding the AUX avoidance hole and adapted to the AUX interface .

4. The Bluetooth speaker according to claim 3, wherein the lower shell is provided with four symmetrically arranged second screw holes, and the lower shell is provided with an annular ring surrounding the second screw holes. A second screw hole post matching the annular protrusion is provided in the upper shell; the width of both sides of the circuit board is equal to the shortest distance between the annular protrusions.

5. The Bluetooth speaker according to claim 4, wherein the circuit board is provided with an avoidance position that matches the annular protrusion.

6. The Bluetooth speaker according to claim 3, wherein the Bluetooth speaker further includes a switch push button sleeved on the switch, and the switch escape hole is adapted to the switch push button.

7. The Bluetooth speaker according to claim 6, wherein the inner wall of the switch push button is provided with a locking position that cooperates with the switch, and the outside of the switch push button is provided with a protruding control part, so The switch push button is larger than the switch escape hole, and the switch escape hole is larger than the control part.

8. The Bluetooth speaker according to claim 3, wherein the battery is fixed between the circuit board and the lower case, and the height of the first screw hole post is greater than or equal to the thickness of the battery.

9. The Bluetooth speaker according to claim 2, wherein the sum of the height of the first screw hole column and the thickness of the circuit board is equal to the height of the lower shell; the circuit board is provided with a switch. The opposite surface of the upper shell is provided with a protruding music adjustment button, and the upper shell is provided with a button avoidance hole that matches the music adjustment button. The Bluetooth speaker also includes a fixed hole that matches the music adjustment button. The pressing piece on the button avoidance hole.

10. The Bluetooth speaker according to claim 9, wherein the music adjustment button includes a pause button, a previous song button and a next song button, and the pause button, previous song button and next song button are arranged side by side. Set and the pause key is located between the previous song key and the next song key.