CN216122858U

CN216122858U - Sound production unit with noise reduction assembly

Info

Publication number: CN216122858U
Application number: CN202121681207.1U
Authority: CN
Inventors: 施鹏程
Original assignee: Taizhou Kairui Electronics Co ltd
Current assignee: Taizhou Kairui Electronics Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-03-22
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a sounding unit with a noise reduction assembly, which comprises a sounding box and a sounding unit arranged in the sounding box, wherein noise reduction assemblies are symmetrically arranged on two sides of the inner wall of the sounding box, each noise reduction assembly comprises an external protection plate fixedly connected to the inner wall of the sounding box, a second supporting block is fixedly installed on one side of the outer wall of each external protection plate, one end, far away from the external protection plate, of each second supporting block is fixedly connected with a spring, the other end of each spring is fixedly connected with a first supporting block, one end, far away from the spring, of each first supporting block is fixedly connected with an internal protection plate, and the outer wall of each internal protection plate is wrapped with a noise reduction layer; through the subassembly of making an uproar of falling that sets up, effectually avoided current sound producing unit to make it bear the weight of sound production case casing when transmission sound and produce vibration usually, lead to sound producing unit sound production noise, be favorable to the vibration that the buffering casing produced, reduce sound producing unit and spread the noise.

Description

Sound production unit with noise reduction assembly

Technical Field

The utility model relates to the technical field of sound generating units, in particular to a sound generating unit with a noise reduction assembly.

Background

In the design and application of the current moving iron sounding product, almost all the moving iron sounding unit units are designed independently, and are usually assembled into a square moving iron sounding unit with an inner shell, and then the square moving iron sounding unit is placed into a required outer shell to be assembled into an electronic product for a second time.

The existing assembled sound production unit can generally enable a bearing sound production box shell to vibrate when sound is transmitted, so that the sound production unit produces noise, and therefore the sound production unit with the noise reduction assembly is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the sound production unit with the noise reduction assembly is provided, and through the arranged noise reduction assembly, the problem that the sound production unit produces noise due to the fact that the bearing sound box shell of the existing sound production unit usually produces vibration when sound is transmitted is effectively avoided, the vibration produced by the shell is favorably buffered, and the noise emitted by the sound production unit is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a sound production unit with noise reduction assembly, includes the sound box to and place in the sound production unit of sound box inside, the inner wall bilateral symmetry of sound box is equipped with noise reduction assembly, noise reduction assembly includes fixed connection in the external guard plate of sound box inner wall, outer wall one side fixed mounting of external guard plate has the second supporting shoe, the one end fixed connection spring is far away from external guard plate to the second supporting shoe, the first supporting shoe of opposite side fixed connection of spring, the built-in guard plate of one end fixed connection is far away from the spring to first supporting shoe, the outer wall parcel of built-in guard plate has the layer of making an uproar of falling.

Preferably, the top end of the outer wall of the sounding box is fixedly provided with a support handle, the bottom end of the outer wall of the sounding box is fixedly provided with a pulley, and one side of the outer wall of the sounding box is provided with a sound outlet.

Preferably, the outer wall of the built-in protection plate is wrapped with a noise reduction layer, and the noise reduction layer is made of noise reduction sponge.

Preferably, the first supporting block, the spring and the second supporting block can be combined into a whole, and the first supporting block, the spring and the second supporting block are symmetrically arranged between the external protection plate and the internal protection plate.

Preferably, the outer wall of the spring is wrapped by a protection pad, and the protection pad is made of natural rubber.

Preferably, the outer wall of the sounding box is provided with heat dissipation holes, and the aperture of each heat dissipation hole is 100 mm.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the arranged noise reduction assembly, the problem that the shell of the bearing sounding box of the traditional sounding unit usually vibrates when the traditional sounding unit transmits sound, so that the sounding unit generates noise is effectively avoided, the vibration generated by the shell is favorably buffered, and the noise transmitted by the sounding unit is reduced;

2. through the subassembly of making an uproar that falls that sets up, it blocks sound and produces the echo to its bearing box body when having effectually avoided current sound generating unit to transmit sound, is favorable to absorbing the sound that sound generating unit transmitted to its bearing box body, has increased the practicality of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the noise reduction assembly of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of an internal noise reduction layer of the noise reduction assembly of FIG. 2 according to the present invention;

wherein: 1. a sounding box; 2. a carrying handle; 3. a pulley; 4. a noise reduction assembly; 5. a sound outlet; 41. an external protection plate; 42. a built-in protection plate; 43. a noise reduction layer; 44. a first support block; 45. a spring; 46. a second support block.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1 to 3, a sound generating unit with a noise reduction assembly includes a sound generating box 1 and a sound generating unit disposed inside the sound generating box 1, noise reduction assemblies 4 are symmetrically disposed on two sides of an inner wall of the sound generating box 1, each noise reduction assembly 4 includes an external protection plate 41 fixedly connected to an inner wall of the sound generating box 1, a second support block 46 is fixedly mounted on one side of an outer wall of the external protection plate 41, one end of the second support block 46 far from the external protection plate 41 is fixedly connected to a spring 45, the other end of the spring 45 is fixedly connected to a first support block 44, one end of the first support block 44 far from the spring 45 is fixedly connected to an internal protection plate 42, and a noise reduction layer 43 is wrapped on an outer wall of the internal protection plate 42;

when the sounding unit is used to make the sounding box 1 vibrate, firstly the force generated by vibration is transmitted to the built-in protection plate 42 in the noise reduction assembly 4 to transmit the force generated by vibration to the first support block 44 fixedly connected with one side, at this time, the first support block 44 transmits the force generated by vibration to the spring 45 fixedly connected with the other side, and finally the force generated by vibration is reduced due to the spring 45 being stressed and contracted to rebound, because as shown in fig. 2, the noise reduction layer 43 is wrapped on the outer wall of the built-in protection plate 42, so that the sounding unit is absorbed by the noise reduction layer 43 to the built-in protection plate 42, and the echo generated by the rebound sound of the built-in protection plate 42 is avoided, through the arranged noise reduction assembly 4, the situation that the existing sounding unit usually makes the housing of the sounding box vibrate when the sounding unit transmits the sound, which results in the sounding unit generates noise is effectively avoided, and the vibration generated by the housing is favorably buffered, reduce the noise emitted by the sound generating unit.

As shown in fig. 1, a support handle 2 is fixedly installed at the top end of the outer wall of the sounding box 1, a pulley 3 is fixedly installed at the bottom end of the outer wall of the sounding box 1, and a sound outlet 5 is formed in one side of the outer wall of the sounding box 1; when the user needs to carry and move the sounding box 1, the user can pull the supporting handle 2 fixedly installed at the top end of the outer wall of the sounding box 1, and then the pulley 3 fixedly installed at the bottom end of the outer wall of the sounding box 1 carries and moves, so that the transportation is simple and labor-saving.

As shown in fig. 3, the outer wall of the internal protection plate 42 is wrapped with a noise reduction layer 43, and the noise reduction layer 43 is made of noise reduction sponge; through setting up the sponge of making an uproar layer 43 of making an uproar that falls of the parcel of built-in guard plate 42 outer wall, be favorable to making an uproar layer 43 of making an uproar to absorb the transmission sound to built-in guard plate 42, avoid the echo to produce.

As shown in fig. 2, the first support block 44, the spring 45 and the second support block 46 may be combined into a whole, and the first support block 44, the spring 45 and the second support block 46 are symmetrically installed between the external protection plate 41 and the internal protection plate 42; the first supporting block 44, the spring 45 and the second supporting block 46 which are arranged can be combined into a whole, and the first supporting block 44, the spring 45 and the second supporting block 46 are symmetrically arranged between the external protection plate 41 and the internal protection plate 42, so that the buffering force of the noise reduction assembly 4 is increased, and the noise reduction effect of the noise reduction assembly 4 is increased.

As shown in fig. 2, the outer wall of the spring 45 is wrapped with a protection pad, and the protection pad is made of natural rubber; through setting up the natural rubber protection pad at spring 45 outer wall parcel, be favorable to increasing spring 45's surperficial wearability.

As shown in fig. 1, heat dissipation holes are formed in the outer wall of the sound box 1, and the aperture of each heat dissipation hole is 100 mm; the aperture of the heat dissipation hole and the heat dissipation hole which are arranged on the outer wall of the sounding box 1 are 100mm, so that the inside of the sounding box 1 can be dissipated.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sound generating unit with subassembly of making an uproar falls, includes sound box (1) to and place in the inside sound generating unit of sound box (1), its characterized in that: the inner wall bilateral symmetry of sound box (1) is equipped with noise reduction unit (4), noise reduction unit (4) include external guard plate (41) of fixed connection in sound box (1) inner wall, the outer wall one side fixed mounting of external guard plate (41) has second supporting shoe (46), one end fixed connection spring (45) far away is apart from external guard plate (41) in second supporting shoe (46), the first supporting shoe of opposite side fixed connection (44) of spring (45), the built-in guard plate of one end fixed connection (42) far away is apart from spring (45) in first supporting shoe (44), the outer wall parcel of built-in guard plate (42) has noise reduction layer (43).

2. The sound generating unit with a noise reducing assembly of claim 1, wherein: the sound box is characterized in that a supporting handle (2) is fixedly mounted at the top end of the outer wall of the sound box (1), a pulley (3) is fixedly mounted at the bottom end of the outer wall of the sound box (1), and a sound outlet (5) is formed in one side of the outer wall of the sound box (1).

3. The sound generating unit with a noise reducing assembly of claim 1, wherein: the outer wall of the built-in protection plate (42) is wrapped with a noise reduction layer (43), and the noise reduction layer (43) is made of noise reduction sponge.

4. The sound generating unit with a noise reducing assembly of claim 1, wherein: the first supporting block (44), the spring (45) and the second supporting block (46) can be combined into a whole, and the first supporting block (44), the spring (45) and the second supporting block (46) are symmetrically arranged between the external protection plate (41) and the internal protection plate (42).

5. The sound generating unit with a noise reducing assembly of claim 1, wherein: the outer wall of the spring (45) is wrapped with a protection pad, and the protection pad is made of natural rubber.

6. The sound generating unit with a noise reducing assembly of claim 1, wherein: the outer wall of the sounding box (1) is provided with heat dissipation holes, and the aperture of each heat dissipation hole is 100 mm.