CN220359351U - High-frequency output loudspeaker convenient to assemble - Google Patents

Abstract

The utility model discloses a high-frequency output loudspeaker convenient to assemble, which comprises a U iron, a bottom gasket arranged in a containing cavity in the middle of the U iron, a main magnet arranged in the containing cavity in the middle of the U iron and positioned above the bottom gasket, a washer sheet arranged in the containing cavity in the middle of the U iron and positioned above the main magnet, a copper sleeve arranged in the containing cavity in the middle of the U iron and sleeved outside the washer sheet, a subsidiary magnet arranged in the containing cavity in the middle of the U iron and positioned above the copper sleeve, a voice coil inserted into the top end of the containing cavity of the U iron, a dustproof cap arranged at the top end of the U iron in a covering manner, a spring wave arranged in the basin frame and sleeved on the periphery of the basin frame, and a cone mounted in the basin frame.

Description

High-frequency output loudspeaker convenient to assemble

Technical Field

The present utility model relates to a speaker, and more particularly, to a high-frequency output speaker which is convenient to assemble.

Background

The utilization rate of magnetic flux of the magnetic circuit (U iron + main magnet + washer) in the traditional loudspeaker is relatively low, harmonic distortion is larger, the current requirement on the loudspeaker cannot be met, and at higher frequency, the current input into the voice coil is reduced due to the fact that the total impedance is increased due to the fact that the inductance of the voice coil is increased, and accordingly high-frequency output of the high-frequency loudspeaker is reduced and the bandwidth is narrowed.

In addition, the existing loudspeaker assembly structure is usually locked by using screws among a plurality of parts, and the assembly structure is complex and inconvenient to assemble.

Disclosure of Invention

The present utility model addresses the above-described shortcomings of the prior art by providing a high frequency output speaker that is easy to assemble.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a high-frequency output speaker convenient to equipment, this speaker includes U iron, set up in the bottom gasket of the holding intracavity at this U iron middle part, set up in the holding intracavity at this U iron middle part and lie in the main magnet of this bottom gasket top, set up in the holding intracavity at this U iron middle part and lie in the department's piece of main magnet top, set up in the holding intracavity at this U iron middle part and cover locate the copper sheathing outside this department's piece, set up in the holding intracavity at this U iron middle part and lie in the auxiliary magnet of this copper sheathing top, the voice coil of inserting in the holding intracavity top of this U iron, the basin frame that covers and locate this U iron top and can dismantle with this U iron top and be connected, the dustproof cap that covers and locate this voice coil frame and set up in this basin frame and cover locate this outlying bullet ripples, and install in the basin frame, this copper sheathing bottom opening and top are equipped with annular lid, the bottom opening of this copper sheathing covers down locates outside this department's piece.

In the high-frequency output loudspeaker convenient to assemble, the inner side wall of the accommodating cavity is provided with the first step which can be used for stopping the end face of the bottom end of the voice coil.

In the high-frequency output loudspeaker convenient to assemble, the periphery of the top end of the U-shaped iron is provided with the annular flange protruding outwards, the annular flange is provided with at least two threaded holes, the bottom end of the basin frame is provided with a bottom plate, the middle part of the bottom plate is provided with a central hole through which the voice coil can pass, the position of the bottom plate corresponding to the at least two threaded holes is provided with at least two connecting holes, the bottom plate is fixedly connected with the annular flange through screws or bolts, and the screws or bolts can pass through the connecting holes and are in threaded connection with the threaded holes.

In the high-frequency output loudspeaker convenient to assemble, the outer side wall of the voice coil is provided with the second step protruding out of the outer side wall of the voice coil, the inner side wall of the central hole is provided with the third step protruding out of the inner side wall of the central hole, the third step is abutted to the upper part of the second step, and the third step is used for limiting the voice coil to deviate from the accommodating cavity.

In the high-frequency output loudspeaker convenient to assemble, the inner side wall of the basin frame is provided with the fourth step for installing the elastic wave, and the periphery of the elastic wave is fixedly bonded with the fourth step.

In the conveniently assembled high-frequency output loudspeaker, the loudspeaker further comprises a terminal plate, and the terminal plate is detachably connected with the side wall of the basin frame through screws or bolts.

The high-frequency output loudspeaker convenient to assemble has the following beneficial effects: when the high-frequency output loudspeaker convenient to assemble is used, the copper sleeve is designed at the top end position of the washer sheet of the inner magnetic circuit, the copper sleeve can generate vortex opposite to current with increased frequency, impedance is reduced, input current of the voice coil is increased, high-frequency output is increased, high-frequency response of the loudspeaker can be effectively expanded, SPL (Sound Pressure Level ) of the high-frequency is improved, meanwhile, the magnetic field is more stable, nonlinear distortion is greatly reduced, and loudspeaker distortion is smaller. Further, the loudspeaker is connected with the U-shaped iron clamp in a detachable mode through the basin frame, and the voice coil is abutted and fixed by the basin frame, so that the loudspeaker is more convenient to assemble, and the assembling procedure is reduced.

Drawings

The utility model will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic diagram of an assembled structure of a high-frequency output speaker of the present utility model which is easy to assemble;

fig. 2 is a schematic exploded view of a high frequency output speaker of the present utility model which is convenient to assemble.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, in a first embodiment of the high-frequency output speaker of the present utility model, which is convenient to assemble, the speaker 10 includes a U-shaped iron 11, a bottom spacer 12 disposed in the accommodating chamber in the middle of the U-shaped iron 11, a main magnet 13 disposed in the accommodating chamber in the middle of the U-shaped iron 11 and located above the bottom spacer 12, a washer sheet 14 disposed in the accommodating chamber in the middle of the U-shaped iron 11 and located above the main magnet 13, a copper sleeve 15 disposed in the accommodating chamber in the middle of the U-shaped iron 11 and sleeved outside the washer sheet 14, a sub-magnet 16 disposed in the accommodating chamber in the middle of the U-shaped iron 11 and located above the copper sleeve 15, a voice coil 17 inserted into the top end of the accommodating chamber of the U-shaped iron 11, a basin frame 18 provided at the top end of the U-shaped iron 11 and detachably connected with the top end of the U-shaped iron 11, a dust cap 19 covering the top end of the voice coil 17, a spring 20 provided in the basin frame 18 and sleeved on the periphery of the voice coil 17, and a bottom end cap 21 provided at the bottom end of the basin frame 15, and a bottom end cap 15 provided with an opening 15 provided at the bottom end of the copper sleeve 15.

When the high-frequency output loudspeaker 10 convenient to assemble is used, the copper sleeve 15 is designed at the top end of the washer 14 of the inner magnetic circuit, the copper sleeve 15 can generate vortex opposite to current with increased frequency, the impedance is reduced, the input current of the voice coil 17 is increased, the high-frequency output is increased, the high-frequency response of the loudspeaker 10 can be effectively expanded, the SPL (Sound Pressure Level ) of the high frequency can be effectively improved, meanwhile, the magnetic field is more stable, the nonlinear distortion is greatly reduced, and the loudspeaker distortion is smaller. Furthermore, the loudspeaker 10 is conveniently assembled by disassembling and connecting the basin frame 18 and the U-shaped iron 11 through the basin frame 18 and by abutting and fixing the voice coil 17 through the basin frame 18, so that the assembly procedure is reduced.

Specifically, to better support the bottom of the voice coil 17, a first step 23 is provided on the inner sidewall of the accommodating chamber, which can be used to stop the end face of the bottom end of the voice coil 17.

In this embodiment, the periphery of the top end of the U-shaped iron 11 is provided with an annular flange 24 protruding outwards, at least two threaded holes 25 are formed in the annular flange 24, a bottom plate is arranged at the bottom end of the basin frame 18, a central hole through which the voice coil 17 can pass is formed in the middle of the bottom plate, at least two connecting holes are formed in the bottom plate at positions corresponding to the at least two threaded holes 25, the bottom plate and the annular flange 24 are fixedly connected through screws 26 or bolts, and the screws 26 or bolts can pass through the connecting holes and are in threaded connection with the threaded holes 25.

Further, a second step 27 protruding from the outer side wall of the voice coil 17 is disposed on the outer side wall of the voice coil 17, a third step 28 protruding from the inner side wall of the center hole is disposed on the inner side wall of the center hole, the third step 28 is abutted to the upper portion of the second step 27, and the third step 28 is used for limiting the voice coil 17 from falling out of the accommodating cavity.

When the voice coil 17 is installed, the bottom end of the voice coil 17 is inserted into the accommodating cavity until the bottom end of the voice coil 17 abuts against the first step 23 in the accommodating cavity, then the basin frame 18 is fixedly connected with the annular flange 24 of the U-shaped iron 11, and when the voice coil 17 is fixed, the third step 28 abuts against the second step 27, so that the voice coil 17 is fixed.

Further, a fourth step 29 for mounting the elastic wave 20 is provided on the inner sidewall of the basin frame 18, and the periphery of the elastic wave 20 is fixedly adhered to the fourth step 29.

Further, the speaker 10 further includes a terminal plate 30, and the terminal plate 30 is detachably connected to the side wall of the tub 18 by a screw 26 or a bolt.

In addition, in the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "stacked," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a high-frequency output speaker convenient to equipment, its characterized in that, the speaker include U indisputable, set up in the bottom gasket of the holding intracavity at U indisputable middle part, set up in the holding intracavity at U indisputable middle part and be located bottom gasket top main magnet, set up in the holding intracavity at U indisputable middle part and be located the washer piece of main magnet top, set up in the holding intracavity at U indisputable middle part and cover locate the copper sheathing outside the washer piece, set up in the holding intracavity at U indisputable middle part and be located vice magnet of copper sheathing top, insert to voice coil in the holding chamber top of U indisputable, cover locate U indisputable top and with U indisputable top can dismantle the voice coil holder of connection, the lid is located the dust cap at top, and set up in the basin holder and cover locate voice coil peripheral bullet ripples and install the cone in the basin in the holder, copper sheathing bottom opening and top are equipped with annular lid, the bottom of copper sheathing opening is located outside the washer piece downwards.

2. The easy-to-assemble high frequency output speaker of claim 1, wherein a first step is provided on an inner side wall of the housing chamber for stopping an end face of a bottom end of the voice coil.

3. The high-frequency output loudspeaker convenient to assemble according to claim 1, wherein an annular flange protruding outwards is arranged on the periphery of the top end of the U-shaped iron, at least two threaded holes are formed in the annular flange, a bottom plate is arranged at the bottom end of the basin frame, a central hole through which the voice coil can pass is formed in the middle of the bottom plate, at least two connecting holes are formed in the bottom plate at positions corresponding to the at least two threaded holes, the bottom plate and the annular flange are fixedly connected through screws or bolts, and the screws or bolts can pass through the connecting holes and are screwed with the threaded holes.

4. The high-frequency output speaker of claim 3, wherein the outer side wall of the voice coil is provided with a second step protruding from the outer side wall of the voice coil, the inner side wall of the center hole is provided with a third step protruding from the inner side wall of the center hole, the third step is abutted to the upper portion of the second step, and the third step is used for limiting the voice coil from falling out of the accommodating cavity.

5. The conveniently assembled high frequency output speaker as claimed in claim 1, wherein a fourth step for mounting the damper is provided on an inner side wall of the tub, and the damper periphery is fixedly bonded to the fourth step.

6. The easy-to-assemble high-frequency output speaker of claim 1, further comprising a terminal plate detachably connected to the tub side wall by a screw or a bolt.