CN210469655U

CN210469655U - Sound box and fan with sound box

Info

Publication number: CN210469655U
Application number: CN201922047462.XU
Authority: CN
Inventors: 许永福; 黄广淼; 叶承翰; 洪秀青; 许志键
Original assignee: Dyna Rechi Co ltd
Current assignee: Dyna Rechi Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-05-05
Anticipated expiration: 2029-11-25

Abstract

The utility model provides a loudspeaker box contains a box, a plurality of speaker, and a plurality of resonant membrane, and this box contains both ends and a passageway, forms a cavity in this both ends respectively, and the cavity at this both ends of this passageway intercommunication, the both ends of this box are located respectively to these a plurality of speakers, and the both ends of this box are located respectively to these a plurality of resonant membranes. The resonance membranes respectively arranged at the two end parts of the box body and the communication channels communicated with the two end parts are utilized to improve the sound quality and the space third dimension of the sound generated by the sound box, and the sound box can be made to be convenient to carry and suitable for being arranged in the volume of an electric appliance product.

Description

Sound box and fan with sound box

Technical Field

The present invention relates to a sound box, and more particularly to a portable sound box and a fan having the same.

Background

The existing sound box mainly comprises a box body and a loudspeaker, wherein the loudspeaker is arranged on a front panel of the box body, a front sound field and a rear sound field of the loudspeaker are isolated by utilizing the box body, backward sound waves and forward sound waves are prevented from interfering with each other, and then the sound box emits clear sound.

With the development of science and technology and the demand of users, sound boxes which are small in size and convenient to carry and use and electric appliance products provided with the sound boxes or speakers are gradually developed, so that users can play music at any time when traveling or using electric appliances.

However, the volume of this type of sound box is limited by the requirement of easy carrying, or the space in the electrical product where the sound box can be installed, and in addition, the speakers on the sound box are usually installed on the front panel of the box, so that the sound waves generated by the single sound box are all transmitted in the same direction, and the range in which the single sound box can transmit sound is limited, so how to improve the quality of the sound generated by the portable sound box is always the direction of improvement of the sound box industry.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned disadvantages, the main object of the present invention is to provide a single speaker box that can make a user hear better sound quality.

Another objective of the present invention is to provide a portable sound box structure suitable for being installed in an electrical product, and a fan with a sound box.

In order to achieve the above object, the present invention provides a speaker box, which comprises

The box body comprises two end parts and a connecting channel, a cavity is respectively formed in the two end parts, and the connecting channel is communicated with the cavities at the two end parts;

a plurality of speakers respectively provided at both end portions of the cabinet; and

and a plurality of resonance membranes respectively arranged at two ends of the box body.

Preferably, in the sound box, the axes of the two speakers respectively located at the two end portions of the box body form a first included angle.

Preferably, in the sound box, each of the resonance membranes includes an axis perpendicular to the membrane surface of the resonance membrane, and the axes of the two resonance membranes respectively located at the two end portions of the box form a second included angle.

Preferably, in the sound box, the axis of each speaker forms a first elevation angle with the horizontal plane, and the axis of each resonance membrane forms a second elevation angle with the horizontal plane.

Preferably, in the sound box, at least one vibration-proof pad is disposed on an outer surface of the box body.

The utility model provides a fan with audio amplifier, it contains a base, connects in a fan head of this base, and an audio amplifier, wherein:

the sound box is arranged in the base and comprises

a plurality of resonance membranes respectively arranged at two ends of the box body;

the base is provided with an opening corresponding to the position of the loudspeaker and the common vibrating diaphragm of the sound box.

Preferably, in the fan with a sound box, the axes of the two speakers respectively located at the two end portions of the box body form a first included angle, each resonance film includes an axis perpendicular to the film surface of the resonance film, and the axes of the two resonance films respectively located at the two end portions of the box body form a second included angle.

Preferably, in the fan with sound boxes, the axis of each speaker forms a first elevation angle with the horizontal plane, and the axis of each resonant diaphragm forms a second elevation angle with the horizontal plane.

Preferably, in the fan with a sound box, the opening of the base is covered with a dust cover.

Preferably, in the fan with a sound box, at least one vibration-proof pad is disposed on an outer surface of the box body of the sound box.

The utility model discloses an audio amplifier utilizes the speaker of installing respectively in the both ends of box and common vibrating diaphragm to and the intercommunication of the cavity at this both ends says, promotes the sound quality and the third dimension that the audio amplifier produced, and can make and conveniently carry, and be fit for installing the volume size in electrical products, and can with the utility model discloses an audio amplifier is installed in the base of fan, and lets the user broadcast the music of tone quality preferred with the inside audio amplifier of fan simultaneously when using the fan.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the sound box of the present invention.

Fig. 2 is another perspective view of the sound box according to the preferred embodiment of the present invention.

Fig. 3 is a top view of the sound box according to the preferred embodiment of the present invention.

Fig. 4 is a sectional view of the preferred embodiment of the speaker of the present invention taken along the section line of fig. 3C-C.

Fig. 5 is a sectional view of the preferred embodiment of the speaker of the present invention along the section line of fig. 3D-D.

Fig. 6 is an enlarged exploded perspective view of the fan with sound box according to the preferred embodiment of the present invention.

Detailed Description

The following description of the preferred embodiments of the present invention will be made in conjunction with the drawings and the accompanying drawings to further illustrate the technical means adopted to achieve the objects of the present invention.

Referring to fig. 1 to 5, a sound box 10 according to a preferred embodiment of the present invention includes a box 11, a plurality of speakers 13, and a plurality of resonant membranes 15.

The box 11 is a closed box 11 mainly formed by combining an upper cover 111 and a lower cover 112, the box 11 includes two end portions 113 and a connecting channel 115, a cavity is formed in each of the two end portions 113, and the connecting channel 115 communicates the cavities of the two end portions 113.

The plurality of speakers 13 are respectively installed at both ends 113 of the cabinet 11, the plurality of resonance membranes 15 are respectively installed at both ends 113 of the cabinet 11, and each end 113 is provided with at least one speaker 13 and at least one resonance membrane 15; after the speakers 13 respectively located at the two end portions 113 receive the electronic signal, the coil inside the speaker 13 generates a magnetic field change, and drives the diaphragm of the speaker 13 to vibrate, so that the diaphragm of the speaker 13 pushes the air outside the cabinet 11 and makes a sound, and when the diaphragm of the speaker 13 vibrates, the diaphragm simultaneously drives the air inside the cabinet 11 to compress and relax, and drives the resonance membrane 15 to vibrate, so as to push the air outside the cabinet 11 and make a sound, and the resonance reaction of the cabinet 11 can be utilized to improve the level and tone quality of the sound generated by the sound box 10.

Because the speakers 13 and the resonant membranes 15 are respectively installed at the two end portions 113, the sound generated when the speakers 13 and the resonant membranes 15 vibrate can be transmitted in different directions, so as to increase the range of sound transmission generated by the sound box 10, and enable a user to hear sound with a more three-dimensional effect, furthermore, the cavities at the two end portions 113 are communicated by the communication channel 115, so as to increase the resonance space inside the box body 11, and when the speakers 13 vibrate, the air vibration in the cavities at the two end portions 113 of the box body 11 is transmitted through the communication channel 115, so as to form an interaction effect, thereby further improving the layering effect of the sound generated by the sound box 10; wherein, the position of the communication channel 115 can be lower than the positions of the speaker 13 and the resonance membrane 15.

Referring to fig. 3, it is preferable that the axes a of the two speakers 13 respectively located at the two ends 113 of the cabinet 11 form a first included angle α 1, each of the resonance membranes 15 includes an axis B perpendicular to the membrane surface of the resonance membrane 15, and the axes B of the two resonance membranes 15 respectively located at the two ends 113 of the cabinet 11 form a second included angle α 2, so that a user can hear clear, sound with good quality and three-dimensional sound transmitted from the sound box 10 within a preferred range, wherein the first included angle α 1 and the second included angle α 2 are both smaller than 180 degrees.

Referring to fig. 4, preferably, the axes a of the speakers 13 and the horizontal plane form a first elevation angle α 3, and referring to fig. 5, the axes B of the resonators 15 and the horizontal plane form a second elevation angle α 4, so that the film surfaces of the speakers 13 and the resonators 15 are inclined upward at an angle, and the sound can be transmitted upward at an inclined angle, and the sound box 10 can be placed on the table or the ground, so that the human ear can receive a better sound quality.

Referring to fig. 1 and 2, preferably, at least one vibration-proof pad 40 is disposed on an outer surface of the box 11, and the vibration-proof pad 40 may be made of a vibration-proof foam for absorbing vibration and preventing the box 11 from resonating with the external environment to affect sound quality.

The utility model discloses a 10 structures of audio amplifier can promote the quality and the third dimension of the sound that audio amplifier 10 produced to can make and conveniently carry, perhaps be fit for installing the volume in other electrical apparatus products.

Referring to fig. 1 and 6, in the preferred embodiment of the fan with sound box, the fan mainly includes a base 20, a fan head 30, and a sound box 10, the fan head 30 is connected to the base 20, the sound box 10 is disposed in the base 20, the sound box 10 includes a box body 11, a plurality of speakers 13, and a plurality of resonant membranes 15, the structure of the sound box 10 is the same as that described above, and will not be described herein, the base 20 has an opening 21 corresponding to the positions of the speakers 13 and the diaphragm 15, so that the sound generated by the sound box 10 can be transmitted outwards, preferably, the opening 21 of the base 20 is covered with a dust screen 25 to prevent dust from entering the base 20 and affecting the sound quality, at least one vibration-proof pad 40 may be disposed on the outer surface of the housing 11 to absorb vibration and prevent the housing 11 and the base 20 of the fan from generating resonance to affect sound quality.

This fan can be portable fan, and lets the user conveniently carry when going out to can utilize the audio amplifier 10 broadcast music of installing in base 20 simultaneously when using the fan to fan heat, and utilize the utility model discloses an audio amplifier 10's structure, the outside scope of conveying of sound that multiplicable audio amplifier 10 produced to produce the music that tone quality is clear has stereovision and third dimension.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. A sound box is characterized by comprising a box body, a plurality of loudspeakers and a plurality of resonant membranes, wherein:

the loudspeakers are respectively arranged at two end parts of the box body; and

the plurality of resonance membranes are respectively arranged at two end parts of the box body.

2. The loudspeaker of claim 1, wherein the axes of the two speakers at the two ends of the cabinet form a first angle.

3. The acoustic enclosure of claim 2, wherein each of the resonant membranes includes an axis perpendicular to the membrane surface of the resonant membrane, and the axes of the two resonant membranes at the two ends of the enclosure form a second angle.

4. An acoustic enclosure according to any one of claims 1 to 3, wherein the axes of the loudspeakers are at a first angle of elevation to the horizontal and the axes of the resonant diaphragms are at a second angle of elevation to the horizontal.

5. The acoustic enclosure of claim 4, wherein the enclosure has at least one vibration isolator pad on an outer surface thereof.

6. The utility model provides a fan with audio amplifier, its includes a base, connects a fan head of this base which characterized in that:

the fan with sound box comprises a sound box, the sound box is arranged in the base, and the sound box comprises

7. The fan with sound box of claim 6, wherein the axes of the two speakers respectively located at the two ends of the box body form a first angle, and each resonance membrane includes an axis perpendicular to the membrane surface of the resonance membrane, and the axes of the two resonance membranes respectively located at the two ends of the box body form a second angle.

8. The fan with sound box according to claim 6 or 7, wherein the axis of each speaker forms a first elevation angle with the horizontal plane, and the axis of each resonance membrane forms a second elevation angle with the horizontal plane.

9. The fan with sound box of claim 8, wherein the opening of the base is covered with a dust cover.

10. The fan with an acoustic enclosure of claim 9, wherein the cabinet has at least one vibration-proof pad on an outer surface of the cabinet.