CN213547742U

CN213547742U - But audio amplifier of little volume wire interconnection

Info

Publication number: CN213547742U
Application number: CN202022415595.0U
Authority: CN
Inventors: 林梦清
Original assignee: Guangzhou Xiegon Electronic Products Co ltd
Current assignee: Guangzhou Xiegon Electronic Products Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-25
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a sound box which belongs to the technical field of Bluetooth sound boxes and can be interconnected by wires in small volume, comprising a main sound box and an auxiliary sound box, wherein the main sound box and the auxiliary sound box are connected by wires, the main sound box comprises a main sound box body, the auxiliary sound box comprises an auxiliary sound box body, the upper ends of the main sound box body and the auxiliary sound box body are respectively connected with a box cover in a clamping way, the bottoms of the inner cavities of the main sound box body and the auxiliary sound box body are respectively connected with a loudspeaker through screws, the middle parts of the inner cavities of the main sound box body and the auxiliary sound box body are respectively connected with a supporting plate through screws, the loudspeaker runs through the supporting plate, the upper end of the loudspeaker in the main sound box body is provided with a battery, the upper side of the battery is provided with a magnet, the sound box of the utility model has small structure, and through the setting of cotton layer, improve the comfort level when the wire hangs at the neck.

Description

But audio amplifier of little volume wire interconnection

Technical Field

The utility model relates to a bluetooth speaker technical field specifically is a but audio amplifier of little volume wire interconnection.

Background

Bluetooth speaker is built-in bluetooth chip to the bluetooth is connected and is replaced the audio equipment that traditional wire rod is connected, mainly is connected with bluetooth playback devices such as cell-phone, panel computer or notebook, and bluetooth speaker uses portable audio amplifier as the owner, and the appearance is generally comparatively small and exquisite portable, and common bluetooth speaker on the market is mostly single sound channel speaker, has also emerged the multichannel audio amplifier that some tone quality are excellent simultaneously.

Most of the existing sound boxes produce sound for a single sound box, so that the using effect is poor, and the sound box is inconvenient to carry when music is played.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but audio amplifier of little volume wire interconnection to solve the current audio amplifier that proposes in the above-mentioned background and be single audio amplifier sound production mostly, lead to the result of use not good, and the audio amplifier carries inconvenient problem when broadcast music.

In order to achieve the above object, the utility model provides a following technical scheme: a small-volume loudspeaker box capable of being interconnected by a wire comprises a main loudspeaker box body and an auxiliary loudspeaker box body, wherein the main loudspeaker box body and the auxiliary loudspeaker box body are connected by the wire, the main loudspeaker box body comprises a main loudspeaker box body, the auxiliary loudspeaker box body comprises an auxiliary loudspeaker box body, box covers are respectively clamped at the upper ends of the main loudspeaker box body and the auxiliary loudspeaker box body, the bottoms of inner cavities of the main loudspeaker box body and the auxiliary loudspeaker box body are respectively connected with a loudspeaker through screws, the middle parts of the inner cavities of the main loudspeaker box body and the auxiliary loudspeaker box body are respectively connected with a supporting plate through screws, the loudspeaker penetrates through the supporting plates, a battery is arranged at the upper end of the loudspeaker in the main loudspeaker box body, a magnet is arranged at the upper side of the battery and is bonded at the lower side of the box covers, the inner cavities of the main loudspeaker box body and the auxiliary loudspeaker box body are respectively connected with a PCB, the Bluetooth chip is arranged on the lower side of the supporting plate in the main sound box body, the charging interface is arranged on the left side of the main sound box body, the control button is arranged on the right side of the main sound box body, the sound outlet holes are formed in the lower ends of the main sound box body and the auxiliary sound box body, the connectors are arranged on the front sides of the main sound box body and the auxiliary sound box body, connectors are arranged at the left end and the right end of the lead, a connecting seat is fixedly connected in each connector, a static contact piece is fixedly connected to the front end of each connecting seat, a movable contact piece is fixedly connected to the rear end of each connector, the static contact piece is contacted with the movable contact piece, the outer walls of the left end and the right end of the lead are fixedly connected with stoppers, the fixing seats are movably connected, the fixing seat is in threaded connection with the connecting port, and the limiting block is in contact with the fixing seat.

Preferably, the outer wall of the middle part of the wire circuit is bonded with a cotton cloth layer.

Preferably, the main sound box and the auxiliary sound box are the same in size.

Preferably, the main sound box body, the auxiliary sound box body, the box cover and the PCB support are all made of PC materials.

Preferably, the charging interface is a USB charging interface.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the main sound box and the auxiliary sound box are connected through a wire, so that the auxiliary sound box can synchronously sound along with the main sound box, and the music playing effect is improved;

2) the utility model has the advantages that the structure of the sound box is small and exquisite, when music is played, the wires are hung on the neck, the sound box can be supported, the sound box is convenient to carry, and the comfort level of the wires hung on the neck is improved through the arrangement of the cotton cloth layer;

3) through with fixing base and connector spiro union cooperation, make the junction difficult not hard up, connect firmly, avoid the fixing base to take off with being connected of connector, make the audio amplifier land, cause the damage to the audio amplifier.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a left-side cross-sectional structure of the main speaker of the present invention;

fig. 3 is a schematic view of a left-side cross-sectional structure of the auxiliary sound box of the present invention;

FIG. 4 is a schematic view of the connection structure of the connector and the connecting seat of the present invention;

fig. 5 is a schematic view of the structure of the main speaker in the right side of the present invention.

In the figure: the loudspeaker box comprises a main loudspeaker box body 1, a main loudspeaker box body 2, a box cover 3, a charging interface 4, a control button 5, a sound outlet hole 6, a lead 7, an auxiliary loudspeaker box body 8, an auxiliary loudspeaker box body 9, a connecting port 10, a magnet 11, a battery 12, a loudspeaker 13, a supporting plate 14, a main PCB 15, a PCB support 16, a Bluetooth chip 17, a connecting seat 18, a fixing seat 19, a limiting block 20, a connecting head 21, a movable contact 22, a static contact 23 and an auxiliary PCB 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-5, the present invention provides a technical solution: a small-volume loudspeaker box capable of being interconnected by a wire comprises a main loudspeaker box 1 and an auxiliary loudspeaker box 8, wherein the main loudspeaker box 1 and the auxiliary loudspeaker box 8 are connected by a wire 7, so that the main loudspeaker box 1 and the auxiliary loudspeaker box 8 can synchronously sound, the main loudspeaker box 1 comprises a main loudspeaker box body 2, the auxiliary loudspeaker box 8 comprises an auxiliary loudspeaker box body 9, the upper ends of the main loudspeaker box body 2 and the auxiliary loudspeaker box body 9 are respectively connected with a box cover 3 in a clamping manner, the bottoms of the inner cavities of the main loudspeaker box body 2 and the auxiliary loudspeaker box body 9 are respectively connected with a loudspeaker 13 by screws, the middle parts of the inner cavities of the main loudspeaker box body 2 and the auxiliary loudspeaker box body 9 are respectively connected with a supporting plate 14 by screws, the loudspeaker 13 penetrates through the supporting plate 14, a battery 12 is installed at the upper end of the loudspeaker 13 in the main loudspeaker box body 2, the upper side of the battery 12 is provided with a magnet 11, the magnet 11 is, a main PCB (printed circuit board) 15 is mounted on a PCB support 16 in the main sound box body 2, an auxiliary PCB 24 is mounted on the PCB support 16 in the auxiliary sound box body 9, a Bluetooth chip 17 is mounted on the lower side of a support plate 14 in the main sound box body 2, a charging interface 4 is arranged on the left side of the main sound box body 2, a control button 5 is mounted on the right side of the main sound box body 2, sound outlet holes 6 are formed at the lower ends of the main sound box body 2 and the auxiliary sound box body 9, connectors 10 are arranged on the front sides of the main sound box body 2 and the auxiliary sound box body 9, connectors 21 are arranged at the left end and the right end of a lead 7, a connecting seat 18 is fixedly connected in each connector 10, a static contact piece 23 is fixedly connected at the front end of the connecting seat 18, the connecting seat 18 in the main sound box 1 is electrically connected with the main PCB 15 and the battery 12, the rear end of the connector 21 is fixedly connected with a movable contact piece 22, the static contact piece 23 is in contact with the movable contact piece 22 and becomes a passage after being contacted, the movable contact piece is used for transmitting electric quantity and data information, the outer walls of the left end and the right end of the wire 7 are fixedly connected with limiting blocks 20, the left side and the right side of the wire 7 are movably connected with fixing seats 19, the fixing seats 19 are located between the limiting blocks 20 on the left side and the right side, the outer wall of the connector 10 is provided with external threads, the inner wall of the fixing seat 19 is provided with internal threads, the fixing seat 19 is.

The outer wall in the middle of the wire 7 line is bonded with a cotton cloth layer (not shown in the figure), so that the comfort degree of the wire 7 hanging on the neck is improved.

The main sound box 1 and the auxiliary sound box 8 are the same in size, and are small and attractive in structure.

The main sound box body 2, the auxiliary sound box body 9, the box cover 3 and the PCB support 16 are all made of PC materials, and the weight is light.

The charging interface 4 is a USB charging interface.

The working principle is as follows: after contacting movable contact 22 and static contact 23, through fixing base 19 and connector 10 spiro union, fix it, make the junction difficult not hard up, it is firm to connect, avoid fixing base 19 and connector 10's the pine of being connected to take off, make main audio amplifier 1 or auxiliary audio amplifier 8 land, cause the damage to the audio amplifier, connect main audio amplifier 1 and auxiliary audio amplifier 8 through wire 7, wire 7 is used for transmitting electric quantity and data, make auxiliary audio amplifier 8 can follow the synchronous sound production of main audio amplifier 1, when the broadcast music, hang wire 7 at the neck, can support main audio amplifier 1 and auxiliary audio amplifier 8, make main audio amplifier 1 and auxiliary audio amplifier 8 conveniently carry, and through the setting on cotton layer, improve the comfort level of wire 7 when hanging at the neck.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but audio amplifier of little volume wire interconnection, includes main audio amplifier (1) and auxiliary loudspeaker box (8), its characterized in that: connect through wire (7) between main speaker (1) and vice audio amplifier (8), main speaker (1) is including main speaker box (2), vice audio amplifier (8) are including vice audio amplifier box (9), the equal joint in main speaker box (2) and vice audio amplifier box (9) upper end has case lid (3), all there are speaker (13) through screw connection in main speaker box (2) and vice audio amplifier box (9) inner chamber bottom, all there is backup pad (14) through screw connection in main speaker box (2) and vice audio amplifier box (9) inner chamber middle part, speaker (13) run through backup pad (14), battery (12) are installed to speaker (13) upper end in main speaker box (2), battery (12) upside is provided with magnet (11), magnet (11) bond in case lid (3) downside, main speaker box (2) and vice audio amplifier box (9) inner chamber all have PCB support (16) through bolted connection A main PCB (15) is mounted on a PCB support (16) in the main sound box body (2), an auxiliary PCB (24) is mounted on the PCB support (16) in the auxiliary sound box body (9), a Bluetooth chip (17) is mounted on the lower side of a support plate (14) in the main sound box body (2), a charging interface (4) is arranged on the left side of the main sound box body (2), a control button (5) is mounted on the right side of the main sound box body (2), sound outlet holes (6) are formed in the lower ends of the main sound box body (2) and the auxiliary sound box body (9), connectors (10) are arranged on the front sides of the main sound box body (2) and the auxiliary sound box body (9), connectors (21) are arranged at the left end and the right end of a lead (7), a connecting seat (18) is fixedly connected in the connectors (10), and a static contact piece (23) is fixedly connected to the front end of, connector (21) rear end fixedly connected with movable contact spring (22), static contact spring (23) and movable contact spring (22) contact, equal fixedly connected with stopper (20) of both ends outer wall about wire (7), the equal swing joint in both sides has fixing base (19) about wire (7), fixing base (19) are located between stopper (20) of the left and right sides, the external screw thread has been seted up to connector (10) outer wall, the internal thread has been seted up to fixing base (19) inner wall, fixing base (19) and connector (10) spiro union, stopper (20) and fixing base (19) contact.

2. A small-volume, wire-interconnectable acoustic enclosure according to claim 1, further comprising: and a cotton cloth layer is bonded on the outer wall of the middle part of the circuit of the lead (7).

3. A small-volume, wire-interconnectable acoustic enclosure according to claim 1, further comprising: the main sound box (1) and the auxiliary sound box (8) are the same in size.

4. A small-volume, wire-interconnectable acoustic enclosure according to claim 1, further comprising: the main sound box body (2), the auxiliary sound box body (9), the box cover (3) and the PCB support (16) are all made of PC materials.

5. A small-volume, wire-interconnectable acoustic enclosure according to claim 1, further comprising: the charging interface (4) is a USB charging interface.