Small bass sound equipment

Abstract

The utility model relates to a small bass sound box. The small bass sound box comprises a shell, an air guide pipe and a power amplifier assembly, the air guide pipe comprises an air inlet pipe body, a first flowing pipe body, a second flowing pipe body and an air outlet pipe body, the air inlet pipe body is connected with the first flowing pipe body, the second flowing pipe body is connected with the first flowing pipe body, the air outlet pipe body is connected with the second flowing pipe body, the air outlet pipe body is arranged on the shell, and the power amplifier assembly is arranged on the shell. An air inlet is formed in the air inlet pipe body, an air outlet is formed in the air outlet pipe body, and the air inlet is communicated with the air outlet; the power amplifier assembly is arranged on the shell and located on one side of the air inlet. According to the scheme provided by the invention, the internal structure of the bass sound equipment can be simplified, and meanwhile, the low-frequency effect can be improved.

Description

Technical Field

[0001] This utility model relates to the field of audio technology, and in particular to a small subwoofer. Background Technology

[0002] In related technologies, subwoofers can emit the longest sound waves, producing a strong sense of vibration. However, current subwoofers not only have very complex internal structures, resulting in large sizes, but also have poor low-frequency performance. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings of the existing technology and provide a small subwoofer that simplifies the internal structure of the subwoofer while improving the low-frequency effect.

[0004] The objective of this utility model is achieved through the following technical solution:

[0005] This application provides a small subwoofer, comprising: a housing; an air duct, the air duct including an inlet pipe, a first flow pipe, a second flow pipe, and an outlet pipe, the inlet pipe being connected to the first flow pipe, the second flow pipe being connected to the first flow pipe, the outlet pipe being connected to the second flow pipe, the outlet pipe being disposed on the housing, the inlet pipe having an air inlet, the outlet pipe having an air outlet, the air inlet and the air outlet communicating; and a power amplifier assembly, the power amplifier assembly being disposed on the housing, the power amplifier assembly being located on one side of the air inlet.

[0006] The first flow tube and the second flow tube are connected to form a "U" shaped cross-section structure.

[0007] The air duct also includes reinforcing ribs, one end of which is disposed on the first flow tube body and the other end of which is disposed on the second flow tube body.

[0008] The housing has a ventilation opening, which is connected to the air outlet.

[0009] The housing also has an insertion interface.

[0010] The power amplifier assembly includes a speaker and a fastening housing, with the speaker mounted on the housing and the fastening housing mounted on the speaker.

[0011] A first grip groove is also provided on the first side of the housing, and a second grip groove is also provided on the second side of the housing.

[0012] The air duct also includes a locking post, which is disposed on the second flow tube body.

[0013] It also includes a first support block and a second support block, which are respectively spaced apart on the housing.

[0014] The first support block has a first threaded hole, and the second support block has a second threaded hole.

[0015] Compared with the prior art, the present invention has at least the following advantages:

[0016] The subwoofer of this application consists of a housing, an air duct, and an amplifier assembly. Its simple structure results in a small overall size, making it easy to carry. Furthermore, by incorporating an inlet duct, a first flow duct, a second flow duct, and an outlet duct, the length of the airflow is increased, thereby lowering the resonant frequency, enhancing the output of lower frequency sounds, and enabling the speaker to produce a richer, more powerful sound. Attached Figure Description

[0017] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the embodiments will be briefly described below.

[0018] Figure 1 This is a schematic diagram of the structure of a small subwoofer in one embodiment of the present invention;

[0019] Figure 2 This is an internal schematic diagram of a small subwoofer in one embodiment of the present invention;

[0020] Figure 3 This is a schematic diagram of another embodiment of the small subwoofer in one embodiment of the present invention. Detailed Implementation

[0021] Embodiments of this application will now be described in more detail with reference to the accompanying drawings. While embodiments of this application are shown in the drawings, it should be understood that this application may be implemented in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided to make this application more thorough and complete, and to fully convey the scope of this application to those skilled in the art.

[0022] It should be understood that although the terms "first," "second," "third," etc., may be used in this application to describe various information, this information should not be limited to these terms. These terms are only used to distinguish information of the same type from one another. For example, without departing from the scope of this application, first information may also be referred to as second information, and similarly, second information may also be referred to as first information. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "multiple" means two or more, unless otherwise explicitly specified.

[0023] Unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0024] Subwoofers can produce the longest sound waves, creating a strong sense of vibration. However, current subwoofers not only have very complex internal structures, resulting in large sizes, but also have poor low-frequency performance.

[0025] To address the aforementioned issues, this application provides a compact subwoofer that simplifies the internal structure of the subwoofer while improving low-frequency performance.

[0026] The technical solutions of the embodiments of this application are described in detail below with reference to the accompanying drawings.

[0027] Please see Figure 1 and Figure 2 A small subwoofer includes: a housing 100, an air duct 200, and a power amplifier assembly 300. The air duct 200 includes an air inlet duct 210, a first flow duct 220, a second flow duct 230, and an air outlet duct 240. The air inlet duct 210 is connected to the first flow duct 220, the second flow duct 230 is connected to the first flow duct 220, and the air outlet duct 240 is connected to the second flow duct 230. The air outlet duct 240 is disposed on the housing 100. An air inlet 211 is provided on the air inlet duct 210, and an air outlet 241 is provided on the air outlet duct 240. The air inlet 211 and the air outlet 241 are connected. The power amplifier assembly 300 is disposed on the housing 100 and is located on one side of the air inlet 311.

[0028] It should be noted that the subwoofer of this application consists of a housing 100, an air duct 200, and an amplifier assembly 300. Its structure is very simple, resulting in a small overall size and easy portability. Furthermore, by incorporating an air inlet duct 210, a first flow duct 220, a second flow duct 230, and an air outlet duct 240, the length of the airflow is increased, thereby lowering the resonant frequency and enhancing the output of lower frequency sounds, allowing the speaker to produce a richer, more powerful sound. Further, the air inlet 211 is the air intake, and the air outlet 241 is the air outlet.

[0029] Please see Figure 2Preferably, the first flow tube 220 and the second flow tube 230 have a "U" shaped cross-sectional structure after being connected.

[0030] It is understandable that, in order to make the air duct 200 as long as possible within the narrow housing, the first flow tube 220 and the second flow tube 230 of this application have a "U" shaped cross-sectional structure after being connected, so as to extend the length of the air duct.

[0031] Please see Figure 2 In one embodiment, the air duct 200 further includes a reinforcing rib 250, one end of which is disposed on the first flow tube 220 and the other end of which is disposed on the second flow tube 230.

[0032] It should be noted that the reinforcing rib 250 is used to enhance the mechanical strength between the first flow tube 220 and the second flow tube 230.

[0033] Preferably, the housing 100 has a vent, which is connected to the air outlet 241.

[0034] Please see Figure 1 In one embodiment, the housing 100 also has a connector 110. It is understood that the connector 110 can be connected to an external data cable to enable a wired connection between the mobile terminal and the audio equipment.

[0035] Please see Figure 2 In one embodiment, the power amplifier assembly 300 includes a speaker 310 and a fastening housing 320. The speaker 310 is disposed on the housing 100, and the fastening housing 320 is disposed on the speaker 310.

[0036] It should be noted that the fastening housing 320 is used to fix the speaker 310.

[0037] Please see Figure 1 and Figure 3 In one embodiment, a first grip groove 120 is provided on the first side of the housing 100, and a second grip groove 130 is provided on the second side of the housing 100.

[0038] It should be noted that the first grip groove 120 and the second grip groove 130 are designed to facilitate picking up the item.

[0039] Please see Figure 2 In one embodiment, the air duct 200 further includes a locking post 260, which is disposed on the second flow tube 230.

[0040] It should be noted that the locking pin 260 is used to fix the air duct 200 to the housing 100.

[0041] Please see Figure 1In one embodiment, the miniature subwoofer further includes a first support block 400 and a second support block 500, which are respectively spaced apart on the housing 100. Specifically, the first support block 400 has a first threaded hole, and the second support block 500 has a second threaded hole.

[0042] It should be noted that the first support block 400 and the second support block 500 are fixed to the housing 100 by screws. The first support block 400 and the second support block 500 provide support points when the speaker is placed, so that it will not tip over under strong vibration.

[0043] The solution of this application has been described in detail above with reference to the accompanying drawings. In the above embodiments, the descriptions of each embodiment have different focuses; for parts not described in detail in a certain embodiment, please refer to the relevant descriptions of other embodiments. Those skilled in the art should also understand that the actions and modules involved in the specification are not necessarily essential to this application. Furthermore, it is understood that the steps in the method of this application embodiment can be adjusted, combined, and deleted according to actual needs, and the modules in the device of this application embodiment can be combined, divided, and deleted according to actual needs.

[0044] The various embodiments of this application have been described above. These descriptions are exemplary and not exhaustive, nor are they limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen to best explain the principles, practical application, or improvement of the technology in the market, or to enable others skilled in the art to understand the embodiments disclosed herein.

Claims

1. A compact bass sound system, characterized by comprising: Include: The shell; Air guide pipe, the air guide pipe includes air inlet pipe body, first flow pipe body, second flow pipe body and air outlet pipe body, the air inlet pipe body is connected with the first flow pipe body, the second flow pipe body is connected with the first flow pipe body, the air outlet pipe body is connected with the second flow pipe body, the air outlet pipe body is arranged on the shell, the air inlet pipe body is opened with air inlet, the air outlet pipe body is opened with air outlet, the air inlet is communicated with the air outlet; The power amplifier assembly is arranged on the shell, and the power amplifier assembly is located on one side of the air inlet.

2. The compact bass sound of claim 1, wherein The first flow pipe body and the second flow pipe body are connected and have a "U" type cross section structure.

3. The compact bass sound of claim 1, wherein The air guide pipe further includes a reinforcing rib, one end of the reinforcing rib is arranged on the first flow pipe body, and the other end of the reinforcing rib is arranged on the second flow pipe body.

4. The compact bass sound of claim 1, wherein The shell is opened with a ventilation port, and the ventilation port is communicated with the air outlet.

5. The compact bass sound of claim 1, wherein The shell is further opened with a plug-in port.

6. The compact bass sound of claim 5, wherein, The power amplifier assembly includes a loudspeaker and a fastening shell, the loudspeaker is arranged on the shell, and the fastening shell is arranged on the loudspeaker.

7. The compact bass sound of claim 1, wherein The first side of the shell is further opened with a first holding groove, and the second side of the shell is further opened with a second holding groove.

8. The compact bass sound of claim 1, wherein, The air guide pipe further includes a locking column, and the locking column is arranged on the second flow pipe body.

9. The compact bass sound of claim 1, wherein, Further include first support block and second support block, the first support block and the second support block are respectively arranged on the shell.

10. The compact bass sound of claim 9, wherein, The first support block is opened with a first threaded hole, and the second support block is opened with a second threaded hole.

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