CN219204679U - Washer with good magnetic conduction effect and loudspeaker with washer - Google Patents

Abstract

The utility model particularly relates to a washer with good magnetic conduction effect and a loudspeaker with the washer, the washer comprises a bracket and a washer sheet arranged in the bracket, the washer sheet Hua Sipian comprises a washer sheet main body, two bending parts and two connecting parts, the two bending parts are respectively arranged at two ends of the washer sheet main body, the two connecting parts are respectively arranged at one ends of the bending parts far away from the washer sheet main body, the two connecting parts are respectively fixedly connected with two ends of the bracket, and a gap is arranged between the washer sheet main body and the inner side wall of the bracket. The washer obtained through the structure has high overall structural strength and good magnetic conduction effect; the magnetic circuit system can be applied to the loudspeaker, so that the production cost of the loudspeaker can be effectively reduced, the stability of the magnetic circuit system is improved, and the overall thickness of the loudspeaker is reduced.

Description

Washer with good magnetic conduction effect and loudspeaker with washer

Technical Field

The utility model relates to the technical field of loudspeakers, in particular to a washer with good magnetic conduction effect and a loudspeaker with the washer.

Background

Speakers are one of the important acoustic components in electronic devices, and in order to match the miniaturization and light-weight product design of existing electronic devices, the structural design of speakers is also required to be advanced. The existing loudspeaker structure mainly comprises a shell, a magnetic circuit system and a vibration system, wherein the magnetic circuit system and the vibration system are arranged in the shell, the magnetic circuit system can adopt different structures such as a single magnetic circuit, a double magnetic circuit and a three magnetic circuit, the magnetic circuit structures are usually required to be provided with more magnets and washer, and stricter requirements are also provided for the stability of the whole magnetic circuit system and the overall structural strength of the loudspeaker.

The chinese patent document according to application number 201821398262.8 discloses a washer and a speaker, wherein the speaker comprises a base frame, a yoke adapted to the base frame, and a plurality of magnets disposed on the yoke, the washer is disposed between the yoke and the base frame, and a limit portion is disposed on the washer, and a flange adapted to the limit portion is disposed on the base frame to limit movement of the washer relative to the base frame. The structure is not firm for fixing the washer and the magnetic yoke on the base frame, so that the washer is easy to fall off, the magnetic circuit system is unstable, the base frame is easy to deform and the like, and the acoustic characteristics of the loudspeaker are seriously affected. Based on the above problems, the application provides a washer structure with good magnetic conduction effect and a loudspeaker with the washer structure.

Disclosure of Invention

In order to overcome the defects and the shortcomings in the prior art, the utility model aims to provide the washer with good magnetic conduction effect and the loudspeaker with the washer, and the washer is high in overall structural strength and good in magnetic conduction effect, and can effectively reduce the production cost of the loudspeaker, improve the stability of a magnetic circuit system and reduce the overall thickness of the loudspeaker when being applied to the loudspeaker.

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

the utility model provides a washer that magnetic conduction effect is good, includes the support and sets up the washer piece in the support, hua Sipian includes washer piece main part, two bending parts and two connecting portions, and two bending parts set up respectively in the both ends of washer piece main part, and two connecting portions set up respectively in the one end that the washer piece main part was kept away from to the bending part that corresponds, two connecting portions respectively with the both ends fixed connection of support, be equipped with the clearance between washer piece main part and the support inside wall.

Furthermore, the two ends of the bracket are provided with caulking grooves for embedding the connecting parts.

Further, the orthographic projection of the bending part is U-shaped.

Furthermore, the washer body, the bending part and the connecting part are of an integrated structure, and the washer is a metal washer.

The utility model also provides a loudspeaker which comprises the washer with good magnetic conduction effect.

Further, the upper end of support is provided with the vibrating diaphragm, the lower terminal surface of vibrating diaphragm is fixed to be provided with the voice coil loudspeaker voice coil, the lower extreme of voice coil loudspeaker voice coil stretches into in the clearance, the lower terminal surface of washer piece main part is fixed to be provided with central magnet, the lower extreme of support is provided with reverse side sound production unit.

Further, the back sound production unit comprises a back base frame, the back of the back base frame is arranged at the lower end of the support, a back washer is arranged on the lower end face of the center magnet, a back magnetic gap is arranged among the center magnet, the back washer and the inner side wall of the back base frame, a back vibrating diaphragm is arranged at the lower end of the back base frame, a back voice coil is arranged on the upper end face of the back vibrating diaphragm, and the back voice coil stretches into the back magnetic gap.

Further, grooves are correspondingly formed in the two side walls of the support and the back base frame, and the two grooves on the same side are communicated to form a mounting groove.

Further, the U iron is arranged in the mounting groove, the U iron comprises a U iron main body, and two ends of the U iron main body are provided with clamping convex blocks in an outward protruding mode.

The utility model has the beneficial effects that: the utility model discloses a washer with good magnetic conduction effect and a loudspeaker with the washer, wherein the washer is embedded with Hua Sipian in the injection molding process of a bracket, so that the overall structural strength of the washer can be remarkably improved, and the washer obtained through the integral structural design of a washer sheet main body, a bending part and a connecting part has good magnetic conduction effect and can better stabilize the whole magnetic circuit system. Furthermore, the washer can be applied to the loudspeaker to effectively reduce the production cost, improve the stability of the magnetic circuit system and reduce the overall thickness of the loudspeaker.

Drawings

Fig. 1 is a schematic structural view of the washer according to the present utility model.

Fig. 2 is a schematic structural view of the washer according to the present utility model.

Fig. 3 is a schematic structural view of a speaker according to the present utility model.

Fig. 4 is a schematic cross-sectional structure of fig. 3.

Fig. 5 is a schematic structural view of the U-shaped iron according to the present utility model.

The reference numerals are: 1. a bracket; 101. a caulking groove; 102. a mounting groove; 2. a washer; 201. a washer body; 202. a bending part; 203. a connection part; 3. a vibrating diaphragm; 4. a voice coil; 5. a center magnet; 6. a back base frame; 7. a reverse washer; 8. a reverse side vibrating diaphragm; 9. a reverse voice coil; 10. u iron; 1001. a U-iron body; 1002. and a card bump.

Detailed Description

The present utility model is further described below with reference to examples and fig. 1-5, which are not intended to be limiting, for the purpose of facilitating understanding of those skilled in the art.

Example 1

As shown in fig. 1-2, this embodiment provides a washer with good magnetic conduction effect, including support 1 and washer 2 that sets up in support 1, washer 2 includes washer main part 201, two bending parts 202 and two connecting parts 203, and two bending parts 202 set up respectively in washer main part 201's both ends, and two connecting parts 203 set up respectively in the one end that washer main part 201 was kept away from to corresponding bending part 202, two connecting parts 203 respectively with support 1's both ends fixed connection, be equipped with the clearance between washer main part 201 and the support 1 inside wall.

Further, both ends of the bracket 1 are provided with caulking grooves 101 into which the connection parts 203 are inserted.

Further, the front projection of the bending portion 202 is U-shaped.

Further, the washer body 201, the bending portion 202 and the connecting portion 203 are integrally formed, and the washer 2 is a metal washer.

In this embodiment, the bracket 1 is a plastic bracket 1, and the integral injection molding process is adopted to realize the fixed connection between the bracket 1 and the washer 2, that is, the washer 2 is placed in an injection mold to perform injection molding on the bracket 1 to obtain the washer, which is also equivalent to embedding the washer 2 in the injection molding process of the bracket 1. Through the arrangement, the structure of the washer sheet 2 is reinforced, and the integral structural strength of the washer formed between the washer sheet 2 and the bracket 1 is obviously improved, so that the washer is not easy to deform. Furthermore, the washer 2 can better give consideration to the existence of the magnetic gap by arranging the bending parts 202 at the two ends of the washer main body 201, thereby providing better magnetic conduction effect for the application of the double-sided loudspeaker.

Example 2

As shown in fig. 3-5, this embodiment provides a speaker, including embodiment 1 the washer that magnetic conduction effect is good, the upper end of support 2 is provided with vibrating diaphragm 3, the lower terminal surface of vibrating diaphragm 3 is fixed and is provided with voice coil 4, the lower extreme of voice coil 4 stretches into in the clearance, the lower terminal surface of washer piece main part 201 is fixed and is provided with central magnet 5, the lower extreme of support 1 is provided with reverse side sound production unit.

Further, the back sound generating unit includes back bed frame 6, the back of back bed frame 6 sets up in the lower extreme of support 1, the lower terminal surface of center magnet 5 is provided with reverse side washer 7, be equipped with reverse side magnetic gap between the inside wall of center magnet 5, reverse side washer 7 and back bed frame 6, the lower extreme of back bed frame 6 is provided with reverse side vibrating diaphragm 3, the up end of reverse side vibrating diaphragm 3 is provided with reverse side voice coil 9, reverse side voice coil 9 stretches into in the reverse side magnetic gap.

Specifically, the voice coil 4 and the reverse voice coil 9 are both provided with a voice coil outgoing line, and the voice coil outgoing line is electrically connected with an external circuit. And through holes for leading-out wires of the voice coil to pass through are formed in one side wall of the bracket 1 and one side wall of the back base frame 6.

Further, grooves are correspondingly formed on two side walls of the bracket 1 and the back base frame 6, and two grooves on the same side are communicated to form a mounting groove 102.

Further, a U iron 10 is installed in the installation groove, the U iron 10 includes a U iron body 1001, and two ends of the U iron body 1001 are all provided with protruding blocks 1002. Specifically, the U-shaped iron body 1001 and the clamping projection 1002 are integrally formed, and the U-shaped iron 10 is reinforced by the arrangement of the clamping projection 1002, so as to prevent the magnetic force from being deformed by internal suction.

In this embodiment, the double-sided speaker obtained through the above-mentioned structure arrangement is ingenious in structural design, and overall thickness is thinner, and is favorable to frivolous and miniaturized design of speaker. Furthermore, compared with the traditional double-sided loudspeaker structure in which two sound generating units are combined together in a back-to-back manner, the loudspeaker reduces the number of magnets to one, reduces the use of one central washer, and further effectively reduces the production cost of the double-sided loudspeaker.

The above embodiments are preferred embodiments of the present utility model, and besides, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims (9)

1. The utility model provides a washer that magnetic conduction effect is good which characterized in that: including the support and set up the washer piece in the support, hua Sipian includes washer piece main part, two bending parts and two connecting portions, and two bending parts set up respectively in the both ends of washer piece main part, and two connecting portions set up respectively in the one end that the washer piece main part was kept away from to the bending part that corresponds, two connecting portions respectively with the both ends fixed connection of support, be equipped with the clearance between washer piece main part and the support inside wall.

2. The washer with good magnetic conduction effect as claimed in claim 1, wherein: both ends of the support are provided with caulking grooves for embedding the connecting parts.

3. The washer with good magnetic conduction effect as claimed in claim 1, wherein: the orthographic projection of the bending part is U-shaped.

4. The washer with good magnetic conduction effect as claimed in claim 1, wherein: the washer body, the bending part and the connecting part are of an integrated structure, and the washer is a metal washer.

5. A loudspeaker, characterized by: comprising a washer with good magnetic conduction effect as claimed in any one of claims 1 to 4.

6. A loudspeaker according to claim 5, wherein: the upper end of support is provided with the vibrating diaphragm, the lower terminal surface of vibrating diaphragm is fixed to be provided with the voice coil loudspeaker voice coil, the lower extreme of voice coil loudspeaker voice coil stretches into in the clearance, the lower terminal surface of washer main part is fixed to be provided with central magnet, the lower extreme of support is provided with reverse side sound production unit.

7. A loudspeaker according to claim 6, wherein: the back sound production unit comprises a back base frame, the back of the back base frame is arranged at the lower end of the support, a back washer is arranged on the lower end face of the center magnet, a back magnetic gap is arranged among the center magnet, the back washer and the inner side wall of the back base frame, a back vibrating diaphragm is arranged at the lower end of the back base frame, a back voice coil is arranged on the upper end face of the back vibrating diaphragm, and the back voice coil stretches into the back magnetic gap.

8. A loudspeaker according to claim 6, wherein: grooves are correspondingly formed in the two side walls of the support and the reverse side base frame, and the two grooves on the same side are communicated to form a mounting groove.

9. A loudspeaker according to claim 8, wherein: the U iron is arranged in the mounting groove, the U iron comprises a U iron main body, and clamping convex blocks are outwards arranged at two ends of the U iron main body in a protruding mode.

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