CN215529296U

CN215529296U - Waterproof loudspeaker

Info

Publication number: CN215529296U
Application number: CN202122136046.4U
Authority: CN
Inventors: 潘莲
Original assignee: Changzhou Haoxiang Electronics Co ltd
Current assignee: Changzhou Haoxiang Electronics Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-14
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a waterproof loudspeaker, which adopts the technical scheme that: comprises a bracket, wherein U-shaped iron is arranged on the inner side of the bracket, a magnetic circuit is arranged in the middle of the U-shaped iron, one side of the bottom surface of the U-shaped iron is connected with a circuit board through a rivet, the end part of the circuit board is connected with a terminal wire, the middle part of the magnetic circuit is provided with a voice coil, the voice coil penetrates through the magnetic circuit and is arranged at the middle parts of the U-shaped iron and the magnetic circuit, the end part of the voice coil is provided with a lead wire, the lead wire is welded with the circuit board, the middle part of the voice coil is provided with an elastic wave, the periphery of the elastic wave is connected with the bracket through glue, so that the problems that the waterproof breathable film of the existing waterproof loudspeaker cannot vibrate along with sound, the loudspeaker is distorted, even noise exists in the sound, and the using effect of the loudspeaker is influenced are solved, through the structure to the speaker improvement and optimization for the inside waterproof vibrating diaphragm that is equipped with of speaker, waterproof vibrating diaphragm can make waterproof vibrating diaphragm vibrate according to the audio frequency when the speaker sound production.

Description

Waterproof loudspeaker

Technical Field

The utility model relates to the technical field of speakers, in particular to a waterproof speaker.

Background

The loudspeaker is a common electroacoustic device, is often seen in the electronic equipment of the sound production, the speaker used at present is many in variety, transfer the coil type (electrodynamic type), the capacitive type (electrostatic type), the piezoelectric type (crystal or pottery), the electromagnetic type (pressure spring type), the electric ion type and the pneumatic type speaker according to the transduction mechanism and structure, the electrodynamic type speaker has the advantages of good electroacoustic performance, firm structure, low cost, etc., the application is wide, the common structure of the speaker generally comprises a dust cap, a vibrating diaphragm, a voice coil, an elastic wave, a bracket, a washer, magnetic steel, a magnetic cover, a circuit board, etc.; this project is under the prerequisite of guaranteeing sound, through change dust cap and vibrating diaphragm material to make the speaker possess water-proof effects, make the speaker increase added value when using.

The utility model discloses a novel waterproof loudspeaker, which comprises an outer shell, a waterproof breathable film and a clamping groove, wherein anti-skidding salient points are uniformly distributed on the outer surface of the outer shell, a connecting wire is arranged inside the outer shell, the outer side of the connecting wire is electrically connected with a loudspeaker body, the loudspeaker body is located inside the groove, the waterproof breathable film is arranged outside the groove, a mounting plate is fixed at the outer end of the waterproof breathable film, the mounting plate is mutually fixed with the outer shell through a fixing bolt, the clamping groove is formed in the lower surface of the outer shell, an adhesive layer is fixed on the inner end surface of the clamping groove, the lower side of the adhesive layer is mutually bonded with an anti-skidding pad through a magic tape, and the magic tape is fixed above the anti-skidding pad. This novel waterproof speaker is provided with the waterproof ventilated membrane of dismantling mounting structure in the outside of speaker body, and the setting of waterproof ventilated membrane is avoiding water to get into the inside damage that causes it of speaker body in, also does not hinder the penetrating of sound.

Although the technical scheme described in the above patent can make the speaker have a certain waterproof performance, the speaker has the following problems in the actual use process: the waterproof breathable film of the existing waterproof loudspeaker cannot follow sound vibration, so that the loudspeaker is distorted, even noise in sound is caused, and the using effect of the loudspeaker is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background, it is an object of the present invention to provide a waterproof speaker to solve the problems mentioned in the background.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a waterproof speaker, which comprises a bracket, the support inboard is equipped with U iron, and U iron middle part is equipped with the magnetic circuit, there is the circuit board U iron bottom surface one side through rivet connection, circuit board end connection has the terminal line, the magnetic circuit middle part is equipped with the voice coil loudspeaker voice coil, the voice coil loudspeaker voice coil passes the magnetic circuit and sets up in U iron and magnetic circuit middle part, the voice coil loudspeaker voice coil tip is equipped with the lead wire, lead wire and circuit board welding are in the same place, and the voice coil loudspeaker voice coil middle part is equipped with the bullet ripples, play ripples periphery and be in the same place with the leg joint through glue, the voice coil loudspeaker voice coil upper surface is equipped with waterproof vibrating diaphragm, waterproof vibrating diaphragm passes the voice coil loudspeaker voice coil in the middle part, waterproof vibrating diaphragm periphery bonds on the support through glue, the voice coil loudspeaker voice coil top is equipped with the shield.

Through adopting above-mentioned technical scheme, the support can assemble each spare part of whole speaker, the speaker of also being convenient for links together with external parts, U iron and magnetic circuit are convenient for mutually support, thereby with the magnetic field interact that the voice coil produced, and then make things convenient for the speaker to take place, the voice coil loudspeaker voice coil is convenient for cooperate the audio current, thereby make things convenient for the voice coil loudspeaker voice coil to receive the audio current and produce magnetic field, the lead wire is convenient for the voice coil loudspeaker voice coil and circuit board to link together, the bullet ripples is convenient for spread away sound, it is waterproof that the speaker of also being convenient for when waterproof vibrating diaphragm is convenient for cooperate the speaker sound production, the shield is inside avoiding the dust to get into the speaker.

Preferably, a plurality of first buckles are uniformly arranged on the inner side of the support along the periphery of the U-shaped iron, and bolt holes are formed in four corners of the support.

Through adopting above-mentioned technical scheme, first buckle is convenient for fix U iron, and the stable installation and the use of the U iron of being convenient for, the bolt hole bolt of being convenient for passes to make things convenient for whole speaker cooperation other equipment to use.

Preferably, the terminal wire is provided with a first lateral wire and a second lateral wire, and the first lateral wire and the second lateral wire are mutually wound together.

Through adopting above-mentioned technical scheme, first side line and second side line are convenient for mutually support to conveniently link together through terminal line and speaker, the installation and the fixed of the terminal line of being convenient for.

Preferably, one end of the terminal wire is provided with a plug connector, and the first side wire and the second side wire are respectively connected with two ends of the circuit board.

Through adopting above-mentioned technical scheme, the bayonet joint is convenient for cooperate the speaker to make things convenient for the speaker to link together with the equipment that corresponds, first side line and second side line link together with the both ends of circuit board respectively are the cooperation circuit board that the terminal line can be normal of being convenient for and use.

Preferably, terminals are fixed on two sides of the bottom surface of the circuit board through rivets, and welding holes are formed in the ends, which are not connected with the circuit board, of the terminals.

Through adopting above-mentioned technical scheme, the terminal is convenient for circuit board and terminal line welding together to make things convenient for the circuit board stable with the terminal line links together, the first side line of the cooperation and second side line of solder joint hole are convenient for, thereby make things convenient for first side line and second side line and circuit board both ends to link together.

Preferably, the damper passes through the voice coil, and the damper and the voice coil are fixed together through glue.

Through adopting above-mentioned technical scheme, this kind of structure is convenient for the voice coil loudspeaker voice coil and plays stable the linking together of ripples, the normal function of whole speaker of being convenient for.

In summary, the utility model mainly has the following beneficial effects: through the structure to the speaker improve and optimize for the inside waterproof vibrating diaphragm that is equipped with of speaker, waterproof vibrating diaphragm can make waterproof vibrating diaphragm vibrate according to the audio frequency when the speaker sound production, thereby make the sound production of speaker can compare favourably the original sound, avoid speaker sound production distortion or the noise appears, and the convenient equipment of this kind of speaker and later stage are overhauld, the nimble use of the speaker of being convenient for.

Drawings

Fig. 1 is a schematic top view of a speaker according to the present invention;

fig. 2 is a schematic view of an assembled structure of the speaker of the present invention;

FIG. 3 is a schematic side view of the speaker of the present invention;

fig. 4 is a connection diagram of the U-iron, the bracket and the magnetic circuit of the loudspeaker of the utility model.

Reference numerals: 1. a dust cap; 2. a waterproof vibrating diaphragm; 3. a support; 31. a first buckle; 32-bolt holes; 4. a terminal wire; 41. a first lateral line; 42. a second lateral line; 43-a plug-in connector; 5. iron U; 6. a circuit board; 61-terminal; 62. welding holes; 7. a magnetic circuit; 8. elastic wave; 9. a voice coil; 91. and (7) leading wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a waterproof speaker includes a bracket 3, a U-shaped iron 5 is disposed inside the bracket 3, the bracket 3 facilitates assembly of various parts of the entire speaker, and facilitates use of the entire speaker, and the U-shaped iron 5 facilitates matching with a magnetic circuit 7, thereby facilitating operation and use of the entire speaker; a plurality of first buckles 31 are uniformly arranged on the inner side of the bracket 3 along the periphery of the U-shaped iron 5, the first buckles 31 are clamped on the U-shaped iron 5, the U-shaped iron 5 is conveniently fixed by the first buckles 31, and the U-shaped iron 5 is conveniently stabilized in the bracket 3; the four corners of the bracket 3 are respectively provided with a bolt hole 32, and the bolt holes 32 are convenient for bolts to pass through, so that the loudspeaker can be conveniently fixed through the bolts, and the loudspeaker can be conveniently and stably installed and used; a circuit board 6 is fixed on one side of the bottom surface of the U-shaped iron 5 through rivets, and terminals 61 are fixed at two ends of the bottom surface of the circuit board 6 through rivets, so that the circuit board 6 is convenient for the normal operation of the whole loudspeaker and the use of the whole loudspeaker, the terminals 61 are convenient for the circuit board 6 and the terminal lines 4 to be connected together, the terminal lines 4 are convenient for the stable cooperation with the circuit board 6 to use, and the transmission of audio current by the terminal lines 4 is convenient; the end of the terminal 61, which is not connected with the circuit board 6, is provided with a welding hole 62, the middle parts of the welding holes 62 of the two terminals 61 are welded with the terminal wire 4, and the welding holes 62 are convenient for matching with the terminal wire 4, so that the terminal wire 4 and the terminal 61 are convenient to weld together; the terminal wire 4 is provided with a first side wire 41 and a second side wire 42, the first side wire 41 and the second side wire 42 are respectively welded with the two welding holes 62, one end of the terminal wire 4, which is not connected with the circuit board 6, is provided with a plug connector 43, the first side wire 41 and the second side wire 42 facilitate the terminal wire 4 to be divided into two, so that the first side wire 41 and the second side wire 42 are conveniently connected with the two ends of the circuit board 6, and the plug connector 43 facilitates the terminal wire 4 to be connected with corresponding components; a magnetic circuit 7 is arranged in the middle of the U-shaped iron 5, a voice coil 9 is arranged in the middle of the magnetic circuit 7, and the magnetic circuit 7 is convenient to match with a magnetic field generated by the voice coil 9, so that audio vibration is conveniently generated, and a loudspeaker can conveniently pronounce sound; the voice coil 9 penetrates through the magnetic circuit 7 and is connected together through glue, the voice coil 9 is provided with two leads 91, the leads 91 are welded with the circuit board 6 together, glue connection is also convenient for assembling and disassembling the loudspeaker and maintenance of the loudspeaker, and the leads 91 are convenient for connecting the voice coil 9 and the circuit board 6 together; the middle part of the voice coil 9 is provided with the elastic wave 8, the middle part of the elastic wave 8 penetrates through the voice coil 9, and the elastic wave 8 is convenient to be matched with the voice coil 9, so that the voice coil 9 can operate conveniently, and sound can be amplified conveniently; and play 8 peripheries and bond together through glue between with, and voice coil loudspeaker voice coil 9 middle part is equipped with waterproof vibrating diaphragm 2, waterproof vibrating diaphragm 2 middle part is passed voice coil loudspeaker voice coil 9 and is linked together through glue and voice coil loudspeaker voice coil 9, waterproof vibrating diaphragm 2 is convenient for carry on effectual waterproof to the speaker, avoid the speaker damage of intaking, link together through glue between waterproof vibrating diaphragm 2 periphery and the support 3, voice coil loudspeaker voice coil 9 top is equipped with dust cap 1, dust cap 1 is convenient for the cooperation and prevents dust to the speaker, avoid inside a large amount of dusts get into the speaker.

The working principle is as follows: when AC audio current is input from the terminal wire 4, a corresponding magnetic field is generated in the voice coil 9 of the loudspeaker through the voice coil 9, the magnetic field and the magnetic field generated by the magnetic circuit 7 on the loudspeaker generate interaction force, the force enables the voice coil 9 to vibrate along with the audio current in the magnetic field of the magnetic circuit 7 of the loudspeaker, so that the waterproof diaphragm 2 is driven to vibrate, sound waves are transmitted through an air medium, and the sound with the same waveform as the original audio signal is generated.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A waterproof speaker, characterized in that: the waterproof vibration film comprises a support (3), wherein U iron (5) is arranged on the inner side of the support (3), a magnetic circuit (7) is arranged in the middle of the U iron (5), one side of the bottom surface of the U iron (5) is connected with a circuit board through a rivet, a terminal wire (4) is connected to the end part of the circuit board, a voice coil (9) is arranged in the middle of the magnetic circuit (7), the voice coil (9) penetrates through the magnetic circuit (7) and is arranged in the middle of the U iron (5) and the magnetic circuit (7), a lead (91) is arranged at the end part of the voice coil (9), the lead (91) is welded with the circuit board together, an elastic wave (8) is arranged in the middle of the voice coil (9), the periphery of the elastic wave (8) is connected with the support (3) through glue, a waterproof vibration film (2) is arranged on the upper surface of the voice coil (9), the middle of the waterproof vibration film (2) penetrates through the glue, and is adhered to the support (3), and a dustproof cap (1) is arranged at the top of the voice coil (9).

2. A waterproof speaker according to claim 1, wherein: support (3) inboard along U iron (5) around even be equipped with a plurality of first buckles (31), four edges and corners of support (3) are equipped with bolt hole (32).

3. A waterproof speaker according to claim 1, wherein: the terminal wire (4) is provided with a first lateral wire (41) and a second lateral wire (42), and the first lateral wire (41) and the second lateral wire (42) are mutually wound together.

4. A waterproof speaker according to claim 3, wherein: one end of the terminal wire (4) is provided with a plug connector (43), and the first lateral wire (41) and the second lateral wire (42) are respectively connected with two ends of the circuit board (6).

5. A waterproof speaker according to claim 4, wherein: both sides of the bottom surface of the circuit board (6) are fixed with terminals (61) through rivets, and one ends, which are not connected with the circuit board (6), of the terminals (61) are provided with welding holes (62).