CN214070138U

CN214070138U - Multi-cone small loudspeaker

Info

Publication number: CN214070138U
Application number: CN202120290823.8U
Authority: CN
Inventors: 朱慎书
Original assignee: Sihong Shangyang Electroacoustic Equipment Co ltd
Current assignee: Sihong Shangyang Electroacoustic Equipment Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-08-27
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a small-size speaker of polyphonic basin, the power distribution box comprises a box body, the top of box inner wall is provided with the closing cap, and the closing cap inner wall corner all is provided with the removal room all around, remove room one side inner wall and install reset spring, and reset spring one end outer wall connection has L type gag lever post, L type gag lever post top outer wall is installed and is placed the board, and places board top outer wall connection and have damping spring, damping spring keeps away from the one end outer wall of placing the board and installs the shock attenuation frame, and shock attenuation frame top inner wall joint has the shock pad. The utility model discloses in can inserting the jack in the box with L type gag lever post under reset spring's effect, only need remove L type gag lever post simultaneously and just can shift out the outside of box with the closing cap, the dismouting is simple, the maintenance of being convenient for, under mutually supporting of damping spring and shock pad, can play the effect of buffering when the speaker drops, can greatly reduced speaker drop the risk of damaging inside spare part.

Description

Multi-cone small loudspeaker

Technical Field

The utility model relates to the technical field of speakers, especially, relate to many sound basins small-size speaker.

Background

The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance (resonance) with the surrounding air through electromagnetic, piezoelectric or electrostatic effect to make sound.

Although the common small-size speaker of many sound cones, the volume is less, portable, but the small-size speaker of many sound cones does not make safeguard measure on the frame, carries the in-process in case drop and damages the speaker easily, and when the inside spare part of the small-size speaker of many sound cones took place to damage simultaneously, the dismouting was more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multi-cone small loudspeaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the small-size speaker of many sound basins, the power distribution box comprises a box body, the top of box inner wall is provided with the closing cap, and the closing cap inner wall corner all is provided with the removal room all around, remove room one side inner wall and install reset spring, and reset spring one end outer wall connection has L type gag lever post, L type gag lever post top outer wall is installed and is placed the board, and places board top outer wall connection and has damping spring, damping spring keeps away from the one end outer wall of placing the board and installs the shock attenuation frame, and shock attenuation frame top inner wall joint has the shock pad, box one side inner wall passes through bolt fixedly connected with fixed plate, and fixed plate one side outer wall mounting has the loudspeaker of symmetric distribution, control switch is installed to box one side outer wall.

Preferably, the jacks which are symmetrically distributed are arranged at the tops of the inner walls of the two sides of the box body, and the sizes of the jacks are matched with the sizes of the L-shaped limiting rods.

Preferably, the outer wall of the top of the movable chamber is provided with a mounting opening, and the size of the mounting opening is matched with that of the L-shaped limiting rod.

Preferably, the outer wall of one side of the box body is fixedly connected with dust screens which are symmetrically distributed through bolts, and the size of each dust screen is larger than that of each loudspeaker.

Preferably, bottom half outer wall center department is provided with the underframe, and the spacing post of symmetric distribution is all installed to underframe both sides inner wall, and two spacing post outer walls all rotate and are connected with the U template, are connected through connecting the earrings between box and the underframe.

Preferably, the control switch is connected with a loudspeaker through a wire, and the control switch is connected with a power supply through a wire.

The utility model has the advantages that:

1. according to the multi-cone small loudspeaker, the L-shaped limiting rod can be inserted into the inserting hole in the box body under the action of the reset spring, meanwhile, the sealing cover can be moved out of the box body only by moving the L-shaped limiting rod, the multi-cone small loudspeaker is simple to assemble and disassemble and convenient to maintain, and under the mutual matching of the damping spring and the damping pad, the effect of buffering can be achieved when the loudspeaker drops, so that the risk that the loudspeaker drops and damages internal parts can be greatly reduced;

2. the underframe is installed to the bottom at the box to the many sound basins of this design small-size speaker, and two U template mutual supports in the underframe can regard as the bottom support of speaker for speaker and ground keep certain distance, can effectually prevent that ground rainwater from soaking inside the box, have certain water-proof effects, and when the speaker need carry, the handle can be regarded as again to the U template, and the person of facilitating the use carries, simple structure, and the function is various.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of the multi-cone small speaker provided by the present invention;

fig. 2 is an enlarged schematic view of a part a of the multi-cone small speaker according to the present invention;

fig. 3 is a schematic connection diagram of a U-shaped board of a multi-cone small speaker according to the present invention;

fig. 4 is a front view of the overall structure of the multi-cone small speaker provided by the present invention.

In the figure: the device comprises a box body 1, a sealing cover 2, a moving chamber 3, a reset spring 4, a limiting rod 5L-shaped, a placing plate 6, a jack 7, a damping spring 8, a damping frame 9, a damping pad 10, a fixing plate 11, a loudspeaker 12, a bottom frame 13, a limiting column 14, a U-shaped plate 15, a dust screen 16 and a control switch 17.

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.

Referring to fig. 1-4, the small-sized loudspeaker with multiple sound cones comprises a box body 1, wherein a sealing cover 2 is arranged on the top of the inner wall of the box body 1, a moving chamber 3 is arranged at the corner of the inner wall of the periphery of the sealing cover 2, a reset spring 4 is arranged on the inner wall of one side of the moving chamber 3, an L-shaped limiting rod 5 is connected with the outer wall of one end of the reset spring 4, an installation opening is formed in the outer wall of the top of the moving chamber 3, the size of the installation opening is matched with that of the L-shaped limiting rod 5, a placing plate 6 is arranged on the outer wall of the top of the L-shaped limiting rod 5, a damping spring 8 is connected with the outer wall of the top of the placing plate 6, jacks 7 which are symmetrically distributed are formed in the top of the inner wall of the two sides of the box body 1, the size of each jack 7 is matched with that of the L-shaped limiting rod 5, a damping frame 9 is arranged on the outer wall of one end of the damping spring 8 far away from the placing plate 6, and a damping cushion 10 is clamped on the inner wall of the top of the damping frame 9, the L-shaped limiting rod 5 can be inserted into the jack 7 in the box body 1 under the action of the reset spring 4, meanwhile, the sealing cover 2 can be moved out of the box body 1 only by moving the L-shaped limiting rod 5, the assembly and disassembly are simple, the maintenance is convenient, the damping spring 8 and the damping pad 10 are matched with each other, the damping effect can be achieved when the loudspeaker falls, and the risk that the loudspeaker falls and damages internal parts can be greatly reduced;

the inner wall of one side of the box body 1 is fixedly connected with a fixed plate 11 through bolts, the outer wall of one side of the fixed plate 11 is provided with symmetrically distributed loudspeakers 12, the outer wall of one side of the box body 1 is fixedly connected with symmetrically distributed dustproof nets 16 through bolts, the size of the dustproof net 16 is larger than that of the loudspeakers 12, the center of the outer wall of the bottom of the box body 1 is provided with a bottom frame 13, the inner walls of two sides of the bottom frame 13 are respectively provided with symmetrically distributed limiting columns 14, the outer walls of the two limiting columns 14 are respectively and rotatably connected with a U-shaped plate 15, the bottom frame 13 is arranged at the bottom of the box body 1, the two U-shaped plates 15 in the bottom frame 13 are mutually supported and can be used as bottom supports of the loudspeaker, so that the loudspeaker keeps a certain distance with the ground, ground rainwater can be effectively prevented from entering the box body 1, a certain waterproof effect is achieved, when the loudspeaker needs to be carried, the U-shaped plates 15 can be used as handles, the portable multifunctional chair is convenient for a user to carry, and has a simple structure and multiple functions;

the box 1 is connected through connecting the earrings between the underframe 13, box 1 installs control switch 17 on one side the outer wall, control switch 17 is connected with loudspeaker 12 through the wire, and control switch 17 is connected with the power through the wire.

The working principle is as follows: when the parts in the loudspeaker need to be maintained, the L-shaped limiting rod 5 is moved out of the jack 7, then the sealing cover 2 is moved upwards, the sealing cover 2 is moved out of the box body 1, after the maintenance is finished, the L-shaped limiting rod 5 is inserted into the jack 7 in the box body 1 again under the action of the elastic force of the reset spring 4, the damping spring 8 is installed on the placing plate 6, under the mutual matching of the damping spring 8 and the damping cushion 10, the risk of damaging the parts when the loudspeaker falls is reduced, the bottom of the box body 1 is connected with a bottom frame 13 through a connecting lug ring, when the loudspeaker is fixed, two U-shaped plates 15 in the bottom frame 13 are mutually supported and can be used as a bottom support of the loudspeaker, so that the loudspeaker keeps a certain distance from the ground, the ground rainwater can be effectively prevented from being immersed into the box body 1, when the loudspeaker is carried, the U-shaped plate 15 may also serve as a handle.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multi-cone small loudspeaker comprises a box body (1) and is characterized in that a sealing cover (2) is arranged at the top of the inner wall of the box body (1), a moving chamber (3) is arranged at the corner of the inner wall of the periphery of the sealing cover (2), a reset spring (4) is arranged on the inner wall of one side of the moving chamber (3), an L-shaped limiting rod (5) is connected to the outer wall of one end of the reset spring (4), a placing plate (6) is arranged on the outer wall of the top of the L-shaped limiting rod (5), a damping spring (8) is connected to the outer wall of the top of the placing plate (6), a damping frame (9) is arranged on the outer wall of one end, away from the placing plate (6), of the damping spring (8), a damping pad (10) is clamped on the inner wall of the top of the damping frame (9), a fixing plate (11) is fixedly connected to the inner wall of one side of the box body (1) through bolts, and symmetrically distributed loudspeakers (12) are arranged on the outer wall of one side of the fixing plate (11), and a control switch (17) is arranged on the outer wall of one side of the box body (1).

2. The small-sized loudspeaker with multiple cones of claim 1, wherein the top of the inner wall of the box body (1) at both sides is provided with symmetrically distributed jacks (7), and the size of the jacks (7) is matched with the size of the L-shaped limiting rod (5).

3. The small-sized loudspeaker with multiple cones as claimed in claim 1, wherein the outer wall of the top of the moving chamber (3) is provided with a mounting opening, and the size of the mounting opening is matched with the size of the L-shaped limiting rod (5).

4. The small-sized loudspeaker of claim 1, characterized in that the outer wall of one side of the cabinet (1) is fixedly connected with symmetrically distributed dust screens (16) through bolts, and the size of the dust screen (16) is larger than that of the loudspeaker (12).

5. The multi-cone small loudspeaker according to claim 1, wherein a bottom frame (13) is arranged at the center of the outer wall of the bottom of the box body (1), the inner walls of the two sides of the bottom frame (13) are respectively provided with symmetrically distributed limiting columns (14), the outer walls of the two limiting columns (14) are respectively rotatably connected with a U-shaped plate (15), and the box body (1) is connected with the bottom frame (13) through connecting earrings.

6. A multi-cone compact loudspeaker according to claim 1, characterised in that the control switch (17) is wired to the loudspeaker (12) and the control switch (17) is wired to the power supply.