WO2015035635A1

WO2015035635A1 - Loudspeaker

Info

Publication number: WO2015035635A1
Application number: PCT/CN2013/083534
Authority: WO
Inventors: 刘骏涛
Original assignee: Liu Juntao
Priority date: 2013-09-12
Filing date: 2013-09-16
Publication date: 2015-03-19
Also published as: CN103475973A

Abstract

A loudspeaker comprises a body (1), and the body (1) is provided with a button (6) used for controlling playing of the loudspeaker and a button circuit board (4) fitting the button (6). The button circuit board (4) is fixed on the body (1) by using a fixing support (3). A button circuit board (4) of a loudspeaker is fixed on a body (1) by using a fixing support (3), the button circuit board (4) and the fixing support (3) first fit and are fixed, the fixing support (3) is then fixed on the body (1), and the fixing support (3) is securely fixed on the body (1), so that the button circuit board (4) is conveniently fixed, the fixation is secure, and the button circuit board (4) and a button (6) fit stably.

Description

a speaker

[Technical Field]

The present invention relates to the field of household appliances, and more particularly to a speaker. 【Background technique】

I designed a speaker that includes a body and a water spray device that is attached to the top of the body. The water spray device has a built-in liquid, the first magnet is disposed in the water spray device, and the second magnet is coupled to the first magnet in the housing of the body, and the second magnet is fixed on the output shaft of the motor of the body, and the motor is energized, the motor The output shaft rotates to drive the second magnet to rotate. Since the first magnet and the second magnet attract each other, the second magnet drives the first magnet to rotate, the first magnet is fixed on a rotating frame, and the rotating frame is provided with a plurality of strokes. In the liquid plate, the rotation of the first magnet drives the rotating frame to rotate, and the rotating plate rotates the liquid in the water spraying device to rotate the liquid. A fixing cover is fixed on the upper part of the rotating frame, and a plurality of liquid leakage holes are arranged in the fixing cover, and when the liquid rotates, it will spray upward from the liquid leakage hole to form a small water droplet or a small water column. The body further includes a housing, a battery fixed in the housing, and a circuit board. The housing is provided with a plurality of buttons for controlling the speaker at the position of the circuit board, and the button directly contacts the circuit board, and the circuit board is vertically fixed to the bottom of the housing by screws. a convex plate is arranged on both sides of the circuit board, a screw hole column is arranged at the bottom of the casing, a slot is arranged on the screw hole column, and a convex plate on the side wall of the circuit board is inserted into the slot, and the screw and the screw hole column screw Then, the nut of the screw presses against the convex plate to fix the circuit board in the housing. This program is not public. However, the circuit board is vertically fixed at the bottom of the housing, and the circuit board and the button are matched. When the button is pressed, the button and the circuit board may be unstable.

[Summary of the Invention]

The technical problem to be solved by the present invention is to provide a speaker with a stable combination of a circuit board and a button. The object of the present invention is achieved by the following technical solutions: A speaker, comprising a body, the body is provided with a button for controlling the playing of the speaker and a button circuit board matched therewith, the button circuit board passing through the fixing frame Fixed on the body. Preferably, the fixing bracket is fixed to the body by screws. The fixing bracket is fixed to the body by screws, and the screws are fixed firmly for fixing and dismounting.

Preferably, the button circuit board is provided with a first screw hole, and the fixing frame is provided with a first screw hole column that cooperates with the first screw hole. The button circuit board is fixed on the fixing frame by screws, and the screws are fixed firmly, which facilitates the fixing and dismounting of the button circuit board.

Preferably, the fixing frame is provided with a blocking member for supporting the button circuit board, and the blocking member and the first screw hole column are parallel and equal in length. The button circuit board and the button cooperate to set the stopper supporting button circuit board, and are arranged in parallel with the first screw hole column, and the stopper and the first screw hole column can support the button circuit board when the user presses the button. The role of the button and the button board to ensure a stable fit.

Preferably, the top of the blocking member is provided with a bump, and the button circuit board is provided with a groove or a through hole for placing the bump. The bump on the stopper is inserted into the through hole or the groove on the button circuit board, so that the button circuit board can be limited, so that the support of the button on the button circuit board is better.

Preferably, the first screw hole column is two at two ends of the fixing frame; the two members are at least two, and are evenly distributed between the two first screw holes. In this way, the arrangement of the stopper and the screw hole column makes the button circuit board evenly stressed, and the key circuit board is prevented from being damaged.

Preferably, the fixing frame is provided with a second screw hole fixed to the body, the second screw hole is located on the other side of the fixing frame, and the body is provided with a second screw matched with the second screw hole The second screw hole column is in close contact with the other side of the fixing frame. The second screw hole column is closely attached to the side wall of the other side of the fixing frame to limit the fixing frame, and the fixing rigidity of the fixing frame is increased, and when the button is pressed, the fixing frame plays a supporting role on the button circuit board. The second screw hole and the second screw hole column cooperate to fix the fixing frame, and the second screw hole column blocks the fixing frame to support the fixing frame, so that the fixing of the button circuit board is more firm and the button The cooperation is more stable.

Preferably, the body is provided with a baffle, and the fixing frame is fixed between the baffle and the second screw hole column; the baffle is provided with a hole for avoiding the first screw hole and the block The opening of the piece. The baffle is disposed on the body, and the fixing frame is placed between the baffle and the second screw hole post to prevent the fixing frame from moving, thereby increasing the fixing firmness of the fixing frame. Preferably, the body is provided at both ends of the baffle with a limiting plate connected thereto for limiting the fixing frame. In this way, the four-sided limit fixing of the fixing frame is formed, so that the fixing of the fixing frame is more firm.

Preferably, the height of the fixing bracket fixed on the body is greater than the height of the button circuit board after being fixed. This setting prevents damage to the keypad during installation.

The invention is characterized in that the button circuit board of the speaker is fixed on the body through the fixing frame; the button circuit board is first fixed with the fixing frame, and then the fixing frame is fixed on the body, and the fixing frame is firmly fixed on the body, so that the button is convenient The circuit board is fixed and fixed firmly, so that the cooperation between the button circuit board and the button is stable.

[Description of the Drawings]

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

2 is a schematic view of the key circuit board and the fixing frame together with the housing according to the embodiment of the present invention; FIG. 3 is a schematic view of the button, the key circuit board and the fixing frame together with the housing according to the embodiment of the present invention;

4 is a schematic structural view of a casing of a body according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a key circuit board according to an embodiment of the present invention; FIG.

6 is a schematic structural view of a fixing frame according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of the cooperation between the button circuit board and the fixing frame according to the embodiment of the present invention.

Among them: 1, the body; 2, the water spray device; 3, the fixed frame; 31, the first screw hole column; 32, the stop; 33, the bump; 34, the second screw hole; 4, the button circuit board; First screw hole; 42, through hole; 5, housing; 51, second screw hole column; 52, baffle; 53, opening; 54, limit plate;

【detailed description】

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

The invention discloses a sound box, as shown in FIG. 1 to FIG. 7 , comprising a body 1 , wherein the body 1 is provided with The button 6 for controlling the playing of the speaker and the button circuit board 4 matched thereto are fixed to the body 1 by a fixing frame 3. In the invention, the button circuit board 4 of the speaker is fixed on the body 1 through the fixing frame 3; the button circuit board 4 is firstly fixed with the fixing frame 3, and then the fixing frame 3 is fixed on the body 1 again, and the fixing frame 3 is firmly fixed. On the body 1, this facilitates the fixing of the key circuit board 4 and is firmly fixed, so that the cooperation between the key circuit board 4 and the key 6 is stabilized.

As shown in FIG. 1, the sound box further includes a water spray device 2 fixed to the top of the body 1. The water spray device 2 has a liquid built therein, and the liquid passes through the first magnet in the water spray device 2 and the second magnet in the body 1 The force can be sprayed to form a small water droplet or a small water column. The 4 inch is beautiful and conforms to the public taste.

As shown in Fig. 6, the key circuit board 4 is fixed to the fixing frame 3 by screws, and the screws are firmly fixed for easy installation and disassembly. The first screw hole 31 is disposed on the fixing frame 3, and corresponding to FIG. 5, correspondingly, the first circuit hole 41 is matched with the first screw hole 31; the first screw hole 31 is two The two circuit boards 4 are respectively arranged in a rectangular shape. The fixing frame 3 is arranged corresponding to the structure of the button circuit board 4. The first screw holes 41 are also two, respectively located on the button circuit board. At both ends of 4. Two screws can firmly fix the button circuit board 4 on the fixing frame 3. In order to increase the strength of the middle portion of the button circuit board 4, the key circuit board 4 and the button 6 are ensured to be stable, and the fixing frame 3 is in the first two thereof. A stopper 32 is disposed between the screw holes 31, and the height of the stopper 32 and the first screw hole 31 are equal and arranged in parallel, and the stopper 32 supports the key circuit board 4, thereby increasing the strength of the middle portion of the key circuit board 4. The key circuit board 4 is prevented from being damaged. The top of the blocking member 32 is provided with an outwardly protruding bump 33. Correspondingly, the button circuit board 4 is provided with a through hole 42 for placing the bump 33, so that the bump 33 and the through hole 42 cooperate to limit the position. It increases the firmness of the screw fixing. The through hole 42 of this embodiment can also be replaced by a groove, and the same effect can be obtained.

The number of the blocking members 32 is plural, and is evenly distributed between the first screw holes 31. In this embodiment, the blocking members 32 support the button circuit board 4, so that two first screw holes 31 are added. The support function of the key circuit board 4 is good, so that the key circuit board 4 can be normally matched with the key 6; and the key circuit board 4 is fixed in such a manner that it is prevented from being damaged. Of course, other numbers of the members 32 can be provided to limit the button circuit board 4. As shown in FIG. 2, the holder 3 is fixed to the housing 5 by screws, and the screws are firmly fixed for easy installation. And disassembly. With reference to FIG. 4 and FIG. 6, the second screw hole 51 is disposed on the housing 5. Correspondingly, the second screw hole 34 is matched with the second screw hole 51, and the first screw hole 31 is provided. And the blocking member 32 is disposed on one side of the fixing frame 3, and the second screw hole 34 is disposed on the other surface of the fixing frame 3, so that the key circuit board 4 is fixed on the fixing frame 3 without being easily damaged. The housing 5 is provided with a baffle 52 on one side of the second screw hole 51. The fixing frame 3 is placed between the second screw hole 51 and the baffle 52, and the second screw post 51 and the baffle 52 are tight. The fixing frame 3 is attached, so that the fixing frame 3 is restricted by the second screw hole 51 and the baffle 52, and is not easy to move, so that the fixing frame is fixed to the casing 5 by screws to be more firm. There are two second screw hole posts 51, and correspondingly, the second screw holes 34 are also two, and are also located at both ends of the fixed frame 3.

As shown in FIG. 2 to FIG. 4, the second screw hole 51 abuts against the side wall of the other side of the fixing frame 3 to limit the fixing frame 3, and the fixing rigidity of the fixing frame 3 is increased. When the button 6 is pressed, the fixing frame 3 supports the button circuit board 4, the cooperation of the second screw hole 34 and the second screw hole column 51 serves to fix the fixing frame 3, and the second screw hole column 51 blocks the fixing frame. 3 functions to support the fixing frame 3, so that the fixing of the key circuit board 4 is more firm and the cooperation with the key 6 is more stable. The housing 5 is provided with an opening 53 for placing the first screw hole post 31 and the stopper 32 on the shutter 52, so that the key circuit board 4 is fixed to the holder 3.

As shown in FIG. 2 to FIG. 4, the housing 5 of the body 1 is provided at both ends of the baffle 52 with a limiting plate 54 connected thereto for limiting the fixing frame 3, so that The four-sided limit fixing of the fixing frame 3 is formed, so that the fixing of the fixing frame 3 is more firm.

In the present embodiment, the height of the fixing frame 3 fixed to the casing 5 of the body 1 is greater than the height of the button circuit board 4 after fixing, so that the setting prevents the key circuit board 4 from being damaged during the mounting process.

The body 1 of the present invention further includes a first circuit board and a battery and a speaker connected to the first circuit board through a wire. The button circuit board 4 is also connected to the first circuit board through a wire, and the first circuit board is provided with a control circuit for opening and closing the speaker. The switch has a convex plate protruding outwardly on both sides of the first circuit board, and the body 1 is provided with a third screw hole column on the housing 5 thereof, and a slot on the side wall of the third screw hole column, the convex plate Inserted into the slot, the screw and the third screw hole post are screwed, and the screw nut is pressed against the convex plate of the first circuit board, thereby the first circuit board Firmly fixed on the housing 5, the first circuit board is arranged large, and the bottom is fixed on the housing 5. However, the upper portion is not fixed, so that a button circuit board 4 and a button 6 are mounted in the body 1 of the speaker. Cooperating, and firmly fixing the button circuit board 4 to the casing 5, it is possible to prevent the first circuit board and the button from being directly engaged, thereby preventing the first circuit board from being damaged, and also preventing the button 6 and the first circuit board from being damaged. The coordination is unstable. In this way, the first circuit board and the button circuit board 4 are connected by wires, so that the first circuit board and the key circuit board 4 are not only fixed firmly, and are not easily damaged, thereby ensuring the normal operation of the button 6, and also facilitating the installation of the position of the fixed button circuit board 4. , which makes it easier to use the speakers.

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 speaker, characterized in that it includes a body, the body is provided with buttons for controlling the playback of the speaker and a button circuit board matching the button circuit board, and the button circuit board is fixed on the body through a fixing bracket.

2. The speaker according to claim 1, characterized in that the fixing frame is fixed on the main body through screws.

3. The speaker according to claim 2, wherein the key circuit board is provided with a first screw hole, and the fixing bracket is provided with a first screw hole post that matches the first screw hole.

4. The speaker according to claim 3, wherein the fixed frame is provided with a stopper for supporting the key circuit board, and the stopper and the first screw hole column are parallel and equal in length.

5. The speaker according to claim 4, wherein the top of the stopper is provided with a bump, and the key circuit board is provided with a groove or a through hole for placing the bump.

6. The speaker according to claim 4, characterized in that: there are two first screw hole posts, located at both ends of one side of the fixing frame; there are at least two stoppers, evenly distributed on each side. between the two first screw holes mentioned above.

7. The speaker as claimed in claim 6, wherein the fixed frame is provided with a second screw hole fixed to the main body, the second screw hole is located on the other side of the fixed frame, and the main body is provided with The second screw hole post matches the second screw hole, and the second screw hole post is close to the other side of the fixing frame.

8. The sound box according to claim 7, characterized in that: the body is provided with a baffle, and the fixing bracket is fixed between the baffle and the second screw hole column; the baffle is provided with There is an opening for avoiding the first screw hole post and the stopper.

9. The sound box according to claim 8, wherein the body is provided with limiting plates connected to both ends of the baffle for limiting the position of the fixing frame.

10. The speaker according to any one of claims 1 to 9, characterized in that the height of the fixing bracket fixed on the body is greater than the height of the button circuit board after being fixed.