CN220022985U

CN220022985U - Anti-resonance buffer type loudspeaker

Info

Publication number: CN220022985U
Application number: CN202320811505.0U
Authority: CN
Inventors: 郑中雄
Original assignee: Jiashan Yilai Sound Electronics Co ltd
Current assignee: Jiashan Yilai Sound Electronics Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-11-14
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses an anti-resonance buffer type loudspeaker, which relates to the technical field of loudspeakers and comprises a substrate, wherein an annular hole is formed in the substrate, a loudspeaker main body is arranged in the annular hole, fixed blocks are arranged on two sides of the loudspeaker main body, a sliding block is arranged in the substrate in a sliding manner, a damping cylinder and a first spring are arranged on one side of the sliding block, a mounting piece is arranged on the other side of the damping cylinder and the first spring, a sliding piece is arranged on the other side of the mounting piece, the sliding piece is connected with the fixed blocks, two air bags are arranged on two sides in the substrate, the air bags are matched and offset with the mounting piece, a cavity and a sliding port are arranged on two sides in the substrate, the sliding block is connected in the cavity in a sliding manner, and the air bags are arranged in the cavity. The utility model solves the problems that most of the existing loudspeakers do not have the resonance prevention function and are inconvenient to detach and maintain.

Description

Anti-resonance buffer type loudspeaker

Technical Field

The utility model relates to the technical field of speakers, in particular to an anti-resonance buffer type speaker.

Background

Speakers are also known as "horns". The loudspeaker is a transducer for converting electric signals into acoustic signals, and the performance of the loudspeaker has great influence on sound quality.

But most of the prior loudspeakers are not provided with a buffer structure, so that the loudspeakers vibrate due to external factors when in use, and then resonance abnormal sound is emitted, thereby affecting the playing tone quality of the loudspeakers.

For example, the prior patent (publication number: CN 217721390U) discloses a loudspeaker, and the elastic buffer ring has sealing and buffering functions, so that the possibility that dust enters the interior of the loudspeaker can be reduced, and the loudspeaker can be operated more stably.

The loudspeaker designed as above is only provided with the elastic ring to buffer vibration, so that the buffering effect is poor, and the existing loudspeaker and the base of the loudspeaker are mostly fixedly connected, so that the loudspeaker is inconvenient to detach and maintain after being failed, and therefore, the anti-resonance buffering type loudspeaker is designed to solve the problems.

Disclosure of Invention

The utility model provides an anti-resonance buffer type loudspeaker, which solves the problems that most of the existing loudspeakers do not have an anti-resonance function and are inconvenient to detach and maintain.

In order to solve the technical problems, the anti-resonance buffer type loudspeaker comprises a substrate, wherein an annular hole is formed in the substrate, a loudspeaker main body is arranged in the annular hole, fixed blocks are arranged on two sides of the loudspeaker main body, sliding blocks are symmetrically arranged in the substrate in a sliding mode, a damping cylinder and a first spring are arranged on one side of each sliding block, a mounting piece is arranged on the other side of each damping cylinder and the other side of each first spring, a sliding piece is arranged on the other side of each mounting piece, the sliding pieces are connected with the fixed blocks, two air bags are symmetrically arranged on two sides in the substrate, and the air bags are matched and offset with the mounting pieces.

Preferably, the two sides in the base plate are both provided with a cavity and a sliding port, the sliding block is in sliding connection in the cavity, the sliding piece is in sliding connection in the sliding port, and the air bag is arranged in the cavity.

Preferably, the disassembly and assembly mechanism is arranged in the fixed block and is used for quickly disassembling and assembling the sliding piece in the fixed block, the disassembly and assembly mechanism comprises a sliding groove, a sliding frame, a positioning block, a positioning opening and a limiting component, the sliding groove is formed in one side of the fixed block, the sliding piece is inserted in the sliding groove, the sliding frame is arranged in the fixed block in a sliding manner, the positioning block is arranged on the sliding frame, the positioning opening is formed in one side of the sliding piece, one end of the positioning block is inserted in the positioning opening, the limiting component is arranged in the fixed block, and the limiting component is connected with the sliding frame.

Preferably, the limiting component comprises a pressing rod, a second spring and a pressing plate, wherein the pressing rod is inserted in the fixed block, two ends of the pressing rod are fixedly connected with the sliding frame and the pressing plate respectively, a placing groove is formed in the front side of the fixed block, the pressing plate is slidably connected in the placing groove, and the second spring is sleeved on the pressing rod.

Preferably, the fixed block is internally provided with an installation cavity, the sliding frame is slidably connected in the installation cavity, and two ends of the second spring are fixedly connected with the sliding frame and the inner wall of the installation cavity respectively.

Preferably, a guide rod is inserted in the sliding block, and two ends of the guide rod are arranged in the cavity.

Preferably, the first spring and the second spring are made of 304 stainless steel, and waterproof films are wrapped on the outer surfaces of the first spring and the second spring.

Preferably, a pull piece is arranged on the front side of the slider, and the pull piece abuts against the fixed block.

Compared with the related art, the anti-resonance buffer type loudspeaker provided by the utility model has the following beneficial effects:

1. according to the utility model, when the fixed block vibrates due to external factors or spontaneously, the two sliding parts can respectively compress and stretch the two first springs to absorb vibration force, then the damping cylinder is matched to enable the first springs to reset slowly, so that the fixed block can be buffered, the air bag is matched to buffer the vibration of the fixed block in the vertical direction, and resonance abnormal sound is reduced, so that the sound quality of the fixed block is improved.

2. According to the utility model, the second spring can be stretched by pressing the pressing plate, and the sliding frame drives the positioning block to slide out of the positioning opening, so that the limit on the sliding piece can be released, the sliding piece can be quickly detached from the fixed block, the fixed block can be conveniently maintained and repaired by personnel, and the sliding piece can be better applied when being pulled by arranging the pulling piece.

Drawings

Fig. 1 is a schematic plan view of a side inner part of an anti-resonance buffer type speaker;

fig. 2 is a schematic perspective view of an anti-resonance buffer speaker;

FIG. 3 is a schematic plan view of an anti-resonance buffer speaker mounting block;

fig. 4 is an enlarged view at a in fig. 1.

Reference numerals in the drawings: 1. a substrate; 2. a speaker main body; 3. a fixed block; 4. a slider; 5. a slide block; 6. a damping cylinder; 7. a spring; 8. a mounting member; 9. an air bag; 10. a chute; 11. a carriage; 12. a positioning block; 13. a positioning port; 14. pressing a pressing rod; 15. a second spring; 16. pressing the plate.

Detailed Description

Embodiments of the present utility model are described in detail below.

Example 1

The utility model provides a from figures 1, 2 and 4, an anti-resonance buffering type speaker, including base plate 1, the annular hole has been seted up in the base plate 1, be provided with speaker main part 2 in the annular hole, speaker main part 2's both sides all are provided with fixed block 3, the symmetry slides in the base plate 1 and is provided with slider 5, one side of slider 5 is provided with damping cylinder 6 and first spring 7, damping cylinder 6 and first spring 7's opposite side is provided with mounting 8, mounting 8's opposite side is provided with slider 4, slider 4 is connected with fixed block 3, both sides in the base plate 1 all are provided with two air bags 9 symmetrically, air bag 9 offsets with mounting 8 cooperation, both sides in the base plate 1 all are provided with cavity and sliding port, slider 5 sliding connection is in the cavity, slider 4 sliding connection is in the sliding port, air bag 9 sets up in the cavity.

When the fixed block 3 is played, due to external factors or spontaneous vibration, the two sliding pieces 4 are firstly respectively compressed and stretched to absorb vibration force by the two first springs 7, then the first springs 7 are slowly reset by being matched with the damping cylinder 6, the fixed block 3 can be buffered against vibration in the vertical direction by being matched with the air bag 9, resonance abnormal sound is reduced, and sound quality of the fixed block 3 is improved.

Guide rods are inserted in the sliding blocks 5, and two ends of each guide rod are arranged in the cavity. The direction of the movement of the slide block 5 can be limited, and the slide block 5 is prevented from shifting during the movement.

For the loudspeaker main body 2, the loudspeaker main body 2 is generally composed of a magnet, a frame, a centering support piece and a die-folded annular cone-shaped cone, when the voice coil of the loudspeaker main body 2 is electrified with audio current, the voice coil generates an alternating magnetic field under the action of the current, and the permanent magnet also generates a constant magnetic field with unchanged size and direction; the size and the direction of the magnetic field generated by the voice coil are continuously changed along with the change of the audio current, so that the interaction of the two magnetic fields enables the voice coil to move perpendicular to the current direction in the voice coil, and the voice coil is connected with the vibrating membrane so as to drive the vibrating membrane to vibrate, and the vibrating membrane vibrates to cause air vibration to generate sound; the larger the current input to the voice coil, the larger the acting force of the magnetic field thereof, the larger the amplitude of the vibration of the diaphragm, and the louder the sound, and since the speaker main body 2 is of the prior art, it will not be described in the present specification.

Example two

The anti-resonance buffer type loudspeaker comprises a base plate 1, an annular hole is formed in the base plate 1, a loudspeaker main body 2 is arranged in the annular hole, fixed blocks 3 are arranged on two sides of the loudspeaker main body 2, a sliding block 5 is symmetrically arranged in the base plate 1 in a sliding mode, a damping cylinder 6 and a first spring 7 are arranged on one side of the sliding block 5, a mounting piece 8 is arranged on the other side of the damping cylinder 6 and the first spring 7, a sliding piece 4 is arranged on the other side of the mounting piece 8, the sliding piece 4 is connected with the fixed blocks 3, a dismounting mechanism is arranged in the fixed blocks 3 and used for quickly dismounting the sliding piece 4 in the fixed blocks 3, the dismounting mechanism comprises a sliding groove 10, a sliding frame 11, a positioning block 12, a positioning opening 13 and a limiting assembly, the sliding groove 10 is formed in one side of the fixed blocks 3, the sliding piece 4 is spliced in the sliding groove 10, the sliding frame 11 is arranged in the fixed blocks 3, the positioning block 12 is arranged on the sliding frame 11, one end of the positioning block 12 is spliced in the positioning opening 13, and the limiting assembly is arranged in the fixed blocks 3 and is connected with the sliding frame 11;

the limiting component comprises a pressing rod 14, a second spring 15 and a pressing plate 16, wherein the pressing rod 14 is inserted into the fixed block 3, two ends of the pressing rod 14 are fixedly connected with the sliding frame 11 and the pressing plate 16 respectively, a placing groove is formed in the front side of the fixed block 3, the pressing plate 16 is slidably connected in the placing groove, the second spring 15 is sleeved on the pressing rod 14, an installation cavity is formed in the fixed block 3, the sliding frame 11 is slidably connected in the installation cavity, and two ends of the second spring 15 are fixedly connected with the sliding frame 11 and the inner wall of the installation cavity respectively.

When the fixed block 3 needs to be disassembled for maintenance, the second spring 15 can be stretched by pressing the pressing plate 16, the sliding frame 11 drives the positioning block 12 to slide out of the positioning opening 13, the sliding piece 4 can be released from limit, the sliding piece 4 is pulled later, the sliding piece 4 can slide out of the fixed block 3, the fixed block 3 can be rapidly disassembled, the maintenance and the maintenance of the fixed block 3 are facilitated for personnel, and when the maintenance or the maintenance of the fixed block 3 is completed, the fixed block is installed according to the upper principle.

The first spring 7 and the second spring 15 are made of 304 stainless steel, and waterproof films are wrapped on the outer surfaces of the first spring 7 and the second spring 15. The rate of rust of the first spring 7 and the second spring 15 can be effectively delayed, thereby helping to prolong the service lives of the first spring 7 and the second spring 15.

The front side of the slider 4 is provided with a pull piece which abuts against the fixed block 3. Pulling the pull member will move the slider 4 along with it, which will give better force when the person pulls the slider 4.

Working principle:

when the fixed block 3 is used, when the fixed block 3 is broadcast due to external factors or spontaneous vibration, firstly, the two sliding pieces 4 respectively compress and stretch the two first springs 7 to absorb vibration force, then the first springs 7 are slowly reset by being matched with the damping cylinder 6, the fixed block 3 can be buffered against vibration in the vertical direction by being matched with the air bag 9, resonance abnormal sound is reduced, and the sound quality of the fixed block 3 is improved.

When the fixed block 3 needs to be disassembled for maintenance, the second spring 15 can be stretched by pressing the pressing plate 16, the sliding frame 11 drives the positioning block 12 to slide out of the positioning opening 13, the sliding piece 4 can be released from limit, then the sliding piece is pulled, the sliding piece 4 can slide out of the fixed block 3, the fixed block 3 can be rapidly disassembled, the maintenance and the maintenance of the fixed block 3 are facilitated for personnel, and when the maintenance or the maintenance is completed on the fixed block 3, the fixed block is installed according to the upper principle.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides an anti-resonance buffering type speaker, includes base plate (1), its characterized in that, set up the annular hole in base plate (1), be provided with speaker main part (2) in the annular hole, the both sides of speaker main part (2) all are provided with fixed block (3), the interior slider (5) that is provided with of base plate (1), one side of slider (5) is provided with damping cylinder (6) and first spring (7), the opposite side of damping cylinder (6) and first spring (7) is provided with mounting (8), the opposite side of mounting (8) is provided with slider (4), slider (4) are connected with fixed block (3), both sides all are provided with two gasbag (9) in base plate (1), gasbag (9) and mounting (8) cooperation offset.

2. An anti-resonance buffer loudspeaker according to claim 1, characterized in that the two sides in the base plate (1) are provided with a cavity and a sliding opening, the sliding block (5) is slidingly connected in the cavity, the sliding piece (4) is slidingly connected in the sliding opening, and the air bag (9) is arranged in the cavity.

3. The resonance-preventing buffer type loudspeaker according to claim 1, wherein a dismounting mechanism is arranged in the fixed block (3), the dismounting mechanism comprises a sliding groove (10), a sliding frame (11), a positioning opening (13) and a limiting component, the sliding groove (10) is arranged on one side of the fixed block (3), the sliding frame (11) is inserted into the sliding groove (10), the sliding frame (11) is arranged in the fixed block (3) in a sliding manner and is provided with a positioning block (12) thereon, the positioning opening (13) is arranged on one side of the sliding frame (4), the positioning block (12) is inserted into the positioning opening (13), and the limiting component is arranged in the fixed block (3) and is connected with the sliding frame (11).

4. A resonance-preventing buffer type loudspeaker according to claim 3, characterized in that the limit component comprises a pressing rod (14), a second spring (15) and a pressing plate (16), the pressing rod (14) is inserted in the fixed block (3) and two ends of the pressing rod are fixedly connected with the sliding frame (11) and the pressing plate (16) respectively, a placing groove is formed in the front side of the fixed block (3), the pressing plate (16) is slidably connected in the placing groove, and the second spring (15) is sleeved on the pressing rod (14).

5. The resonance-preventing buffer type loudspeaker according to claim 4, wherein an installation cavity is arranged in the fixed block (3), the sliding frame (11) is slidably connected in the installation cavity, and two ends of the second spring (15) are fixedly connected with the sliding frame (11) and the inner wall of the installation cavity respectively.

6. An anti-resonance buffer speaker as claimed in claim 2 wherein guide rods are inserted into the slider (5), both ends of the guide rods being disposed in the cavity.

7. An anti-resonance buffer speaker as claimed in claim 4 wherein the outer surfaces of the first spring (7) and the second spring (15) are each wrapped with a waterproof membrane.

8. An anti-resonance buffer speaker as claimed in claim 1, characterized in that the front side of the slider (4) is provided with a pull-out piece which abuts against the fixed block (3).