CN219349790U - Voice remote control switch with good sounding effect - Google Patents

Abstract

The utility model discloses a voice remote control switch with good sound effect, which comprises a shell, a microphone and a loudspeaker, wherein the microphone and the loudspeaker are arranged in the shell, the shell comprises a rear shell, a panel cover plate, a frame and a panel which are sequentially connected, a key PCB (printed circuit board) is arranged between the frame and the panel, a sound inlet hole is arranged on the panel, a sound outlet hole is arranged on one side of the frame, a microphone accommodating chamber and a loudspeaker chamber are arranged on the frame, the key PCB, the frame and the panel are surrounded into a key chamber, the loudspeaker chamber is formed by sequentially connecting a rear sound cavity, an accommodating cavity, a front sound cavity and a sound outlet cavity, the sound outlet cavity is communicated with the key chamber, and the sound outlet hole is communicated with the key chamber. The voice remote control switch with good sound effect forms the sound output effect of the type loudspeaker box by designing the voice remote control switch shell, and the voice remote control switch can realize the whole feedback of the voice with thicker sound and larger volume by using the loudspeaker with low cost.

Description

Voice remote control switch with good sounding effect

Technical Field

The utility model belongs to the technical field of voice remote control switches, and particularly relates to a voice remote control switch with a good sound effect.

Background

The voice remote control switch belongs to one of the switches, is different from the traditional key switch, and has the effect of voice instruction control. The voice remote control switch receives voice instructions through the built-in microphone, controls the switch to be turned on and off after serial recognition and electroacoustic signal conversion, and meanwhile, a loudspeaker built in the voice remote control switch obtains the instructions to send corresponding feedback sounds. The voice remote control switch can control the terminals such as the lamp without pressing keys by hands, and has the advantages of convenient operation, high intelligent degree and the like. The existing voice remote control switch is limited by the volume and other reasons of the voice remote control switch, the loudspeaker is small, the sound emitted by the loudspeaker is small, and the voice remote control switch is caused to feedback very little due to the coverage of the panel. Especially in noisy environments, it is difficult to hear sound. Meanwhile, the loudspeaker arranged in the voice remote control switch has no sound box structure which can generate resonance effect in playing equipment such as a large sound box and the like, and the emitted sound is sharp and harsh, thus the sound is easy to generate broken sound and the tone quality effect is poor.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a sound effect's pronunciation remote switch, pronunciation remote switch is including casing and microphone, loudspeaker in locating the casing, and the microphone is used for receiving the voice command, and loudspeaker are used for sending the feedback sound, the casing is including backshell, panel apron, frame and the panel that connect gradually, its characterized in that, be equipped with button PCB board between frame and the panel, microphone and loudspeaker are installed respectively on button PCB board, be equipped with into the sound hole on the panel, one side of frame is equipped with out the sound hole, be equipped with the microphone accommodation chamber that supplies the microphone to put into and the loudspeaker room that supplies the loudspeaker to put into on the frame, into sound hole intercommunication microphone accommodation chamber, button PCB board, frame and panel enclose into the button room, loudspeaker room are by the back sound chamber, hold chamber, preceding sound chamber and play sound chamber and connect gradually the constitution, the cross-sectional area of back sound chamber is greater than the cross-sectional area that holds the chamber, and the cross-sectional area that holds the sound chamber is greater than the cross-sectional area that holds the chamber, the loudspeaker is less than the cross-sectional area that holds the chamber and is greater than the sound chamber that holds the cross-sectional area that holds the sound chamber, the loudspeaker is greater than the sound chamber and is greater than the sound chamber that the sound chamber of holding, the sound chamber.

As the optimization of the technical scheme, one side of the loudspeaker chamber is provided with a first sound amplifying cavity, and the first sound amplifying cavity is communicated with the rear sound cavity.

As a preferable mode of the above technical scheme, a second sound amplifying cavity is arranged on one side of the microphone accommodating chamber, and the second sound amplifying cavity is communicated with the microphone accommodating chamber.

As the preference of above-mentioned technical scheme, the inside upper end fixedly connected with of frame goes up the function board, and the inside lower extreme fixedly connected with of frame is down the function board, microphone holds room, loudspeaker room and first public address chamber and is located the function board respectively, second public address chamber, microphone hold the room and are located down the function board respectively, the back of last function board and the back of lower function board are covered respectively to button PCB board, pass through a plurality of screwed connection respectively between button PCB board and last function board and the lower function board.

As the optimization of the technical scheme, a power supply PCB is arranged in the rear shell, a rear shell cover plate is arranged between the rear shell and the panel cover plate, and the key PCB is fixedly connected with the rear shell cover plate.

The beneficial effects of the utility model are as follows: the voice remote control switch with good sound producing effect is characterized in that a rear sound cavity, a front sound cavity, a sound outlet cavity, a sound amplifying cavity and the like are arranged in the voice remote control switch, so that the main part of original sound emitted by a loudspeaker can vibrate back and forth and pass out of a sound outlet hole after resonating, the sound outlet effect of a type loudspeaker box is formed by designing a voice remote control switch shell, and the sound fed back by the voice remote control switch as a whole is thick, the volume is larger and the sound quality is better by using the loudspeaker with low cost.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic cross-sectional view of another embodiment of the present utility model;

FIG. 3 is a schematic diagram of the front structure of the bezel;

FIG. 4 is a schematic view of the back structure of the bezel;

fig. 5 is a schematic perspective view of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-5, a voice remote control switch with good sound producing effect, the voice remote control switch comprises a shell and a microphone 1 and a loudspeaker 2 which are arranged in the shell, wherein the microphone 1 is used for receiving voice instructions, the loudspeaker 2 is used for producing feedback sounds, the shell comprises a rear shell 3, a panel cover plate 4, a frame 5 and a panel 6 which are sequentially connected, and is characterized in that a key PCB 7 is arranged between the frame 5 and the panel 6, the microphone 1 and the loudspeaker 2 are respectively arranged on the key PCB 7, a sound inlet hole 15 is arranged on the panel 6, a sound outlet hole 16 is arranged on one side of the frame 5, a microphone accommodating chamber 13 for accommodating the microphone 1 and a loudspeaker chamber for accommodating the loudspeaker 2 are arranged on the frame 5, the sound inlet hole 15 is communicated with the microphone accommodating chamber 13, the key PCB 7, the frame 5 and the panel 6 enclose a key chamber 8, the loudspeaker chamber is formed by sequentially connecting a rear sound cavity 9, an accommodating cavity 10, a front sound cavity 11 and a sound outlet cavity 12, the cross-sectional area of the key PCB 9 is larger than the cross-sectional area of the key cavity 10 and is accommodated in the sound outlet cavity 10, the sound outlet cavity 10 is accommodated in the sound outlet cavity 10 is communicated with the sound outlet cavity 10, and the sound outlet cavity 10 is accommodated in the sound outlet cavity 10 is the sound outlet cavity 10.

Further, a first sound amplifying cavity 14 is arranged on one side of the speaker chamber, and the first sound amplifying cavity 14 is communicated with the rear sound cavity 9. The main part of the original sound emitted by the loudspeaker 2 is transmitted to the first amplifying cavity 14 through the rear sound cavity 9, and the secondary part of the original sound directly enters the front sound cavity 11; the main part of the original sound starts to oscillate after being transmitted to the first sound amplifying cavity 14 through the back sound amplifying cavity 9, the effects of amplifying sound volume and adjusting tone are achieved, the tone formed by the small size of the sound amplifying cavity is higher, the tone formed by the large size space of the sound amplifying cavity is lower, and the amplified sound volume is slightly different along with the size of the space of the sound amplifying cavity. The amplified sound and the secondary part of the original sound enter the front sound cavity 11, pass through the sound outlet cavity 12 and enter the key chamber 8, and further vibrate in the key chamber 8. And then out of the sound outlet hole 16. Therefore, the inside of the shell of the voice remote control switch can vibrate the original sound emitted by the loudspeaker 2 for multiple times, the sound processing effect in the traditional sound box is formed, and the sound is more muddy and high in volume.

Further, a second amplifying cavity 17 is arranged at one side of the microphone accommodating chamber 13, and the second amplifying cavity 17 is communicated with the microphone accommodating chamber 13. Thus, the voice command of the user directly acts on the microphone 1 through the rear part of the sound inlet hole 15, and the other part enters the second amplifying cavity 17 through the microphone accommodating chamber 13, and returns to the microphone accommodating chamber 13 to act on the microphone 1 after the second amplifying cavity 17 oscillates.

Further, the upper end fixedly connected with of inside of frame 5 goes up function board 18, and the inside lower extreme fixedly connected with of frame 5 goes down function board 19, microphone holds room 13, loudspeaker room and first public address chamber 14 and is located respectively on last function board 18, second public address chamber 17, microphone hold room 13 and are located respectively on lower function board 19, button PCB board 7 covers the back of last function board 18 and the back of lower function board 19 respectively, through a plurality of screwed connection between button PCB board 7 and last function board 18 and the lower function board 19 respectively. The frame 5, the upper functional board 18 and the lower functional board 19 are integrally formed. The panel 6 is an acrylic panel.

Further, a power PCB 21 is installed in the rear case 3, a rear case cover 20 is provided between the rear case 3 and the panel cover 4, and the key PCB 7 is fixedly connected with the rear case cover 20.

It should be noted that the technical features of the microphone 1, the speaker 2, the power PCB 21, the key PCB 7 and the like according to the present utility model should be considered as the prior art, and the specific structure, the working principle, the control manner and the spatial arrangement of the technical features may be selected conventionally in the art, which should not be considered as the utility model point of the present utility model, and the present utility model is not further specifically developed.

While the preferred embodiments of the present utility model have been described in detail, it should be appreciated that numerous modifications and variations may be made in accordance with the principles of the present utility model by those skilled in the art without undue burden, and thus, all technical solutions which may be obtained by logic analysis, reasoning or limited experimentation based on the principles of the present utility model as defined by the claims are within the scope of protection as defined by the present utility model.

Claims (5)

1. The utility model provides a sound effect's pronunciation remote switch, its characterized in that, pronunciation remote switch is including casing and microphone, the loudspeaker of locating in the casing, and the microphone is used for receiving the voice command, loudspeaker are used for sending back sound, the casing is including backshell, panel apron, frame and the panel that connect gradually, its characterized in that, be equipped with button PCB board between frame and the panel, microphone and loudspeaker are installed respectively on button PCB board, be equipped with into the sound hole on the panel, one side of frame is equipped with out the sound hole, be equipped with the microphone accommodation chamber that supplies the microphone to put into and the loudspeaker room that supplies the loudspeaker to put into on the frame, into the sound hole intercommunication microphone accommodation chamber, button PCB board, frame and panel enclose into the button room, loudspeaker room are by back sound chamber, accommodation chamber, preceding sound chamber and play sound chamber connect gradually and constitute, the cross-sectional area of back sound chamber is greater than the cross-sectional area that holds the chamber, the cross-sectional area that holds the sound chamber is greater than the cross-sectional area that holds the chamber, the loudspeaker is less than the cross-sectional area that holds the chamber holds the sound chamber and is greater than the cross-sectional area that holds the sound chamber, the loudspeaker is greater than holding the sound chamber and is inserted from the sound chamber, the sound chamber is connected after the sound chamber.

2. The voice remote control switch with good sound producing effect as claimed in claim 1, wherein a first sound amplifying cavity is arranged on one side of the speaker chamber, and the first sound amplifying cavity is communicated with the rear sound cavity.

3. The voice remote control switch with good sound producing effect according to claim 2, wherein a second sound amplifying cavity is arranged on one side of the microphone accommodating chamber, and the second sound amplifying cavity is communicated with the microphone accommodating chamber.

4. The voice remote control switch with good sounding effect according to claim 3, wherein the upper end of the inner part of the frame is fixedly connected with an upper functional board, the lower end of the inner part of the frame is fixedly connected with a lower functional board, the microphone accommodating chamber, the loudspeaker chamber and the first amplifying chamber are respectively positioned on the upper functional board, the second amplifying chamber and the microphone accommodating chamber are respectively positioned on the lower functional board, the key PCB respectively covers the back of the upper functional board and the back of the lower functional board, and the key PCB is respectively connected with the upper functional board and the lower functional board through a plurality of screws.

5. The voice remote control switch with good sounding effect as set forth in claim 4, wherein a power PCB board is installed in the rear case, a rear case cover board is provided between the rear case and the panel cover board, and the key PCB board is fixedly connected with the rear case cover board.

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