CN110677749B

CN110677749B - Wireless stereo set that charges

Info

Publication number: CN110677749B
Application number: CN201910913723.3A
Authority: CN
Inventors: 林景
Original assignee: Suta Xiamen Intelligent Technology Co ltd
Current assignee: Suta Xiamen Intelligent Technology Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-10-13
Anticipated expiration: 2039-09-25
Also published as: CN110677749A

Abstract

The invention relates to the technical field of sound equipment, in particular to a wireless charging sound equipment, which comprises a main body, an upper shell, an upper cover, a loudspeaker and a wireless PCBA, wherein the upper shell is installed at the top of the main body, a control panel is arranged at the bottom of the rear side of the main body, sound outlets are respectively formed in the left side wall and the right side wall of the main body, the wireless PCBA is installed in the main body, an induction coil is installed at the top of the wireless PCBA, an inner shell is installed below the wireless PCBA, the loudspeaker is respectively installed on the left side wall and the right side wall of the inner shell, a sound outlet pipe is arranged between the main body and the inner shell, and; the sound provided by the invention has rich bass and good bass analysis power; the wireless charging device has the wireless charging function, can wirelessly charge mobile equipment such as a mobile phone and the like, and has strong applicability.

Description

Wireless stereo set that charges

Technical Field

The invention relates to the technical field of sound equipment, in particular to a wireless charging sound equipment.

Background

Sound is a simplified daily word, which is the abbreviation of sound system. I.e. a whole set of devices capable of reproducing and playing audio signals.

With the progress of society, people are more colorful in life. The singing and dancing as an entertainment form for thousands of years goes deep into the life of people of all groups. However, with the development and progress of science and technology, people have more and more requirements and higher requirements on the performance form and the field of singing and dancing. Sound systems are continuously improved and perfected in response to the needs of people. The method is large enough to meet the field sound reinforcement requirement of tens of thousands of people in singing meetings and small enough to meet the requirements of playing musical instruments and K songs by individual families.

At present, the existing small-sized sound box has single function; in order to meet the purpose of being convenient to carry, the sound body is usually small in size, simple in internal structure and poor in bass effect.

Disclosure of Invention

In order to solve the technical problems, the invention provides a wireless charging sound box which is rich in bass and good in bass analysis power; the wireless charging device has the wireless charging function, can wirelessly charge mobile equipment such as a mobile phone and the like, and has strong applicability.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a wireless stereo set that charges, includes main part, epitheca, upper cover, loudspeaker and wireless PCBA, the epitheca is installed at the top of main part, the rear side bottom of main part is provided with control panel, upper cover 3 install in on the wireless PCBA5, the sound outlet has been seted up on the lateral wall about the main part respectively, the internally mounted of main part has wireless PCBA, induction coil is installed at wireless PCBA's top, the inner shell is installed to wireless PCBA's below, install loudspeaker on the lateral wall about the inner shell respectively, the main part with be provided with out the sound pipe between the inner shell, the both ends that go out the sound pipe run through respectively the inner shell with the lateral wall of main part, install the heat dissipation fan on the rear side wall of main part inner chamber, the heat dissipation fan runs through the rear side wall of inner shell.

Further, the induction coil is fixed in the top of wireless PCBA through coil double faced adhesive tape.

Furthermore, an opening is formed in the middle of the upper cover, aligning holes are symmetrically formed in two sides of the opening, aligning columns are fixedly connected to the top of the wireless PCBA, and the aligning columns are respectively inserted into the aligning holes.

Further, the inner chamber bottom and the lateral wall of main part evenly are provided with the fixed column, be provided with on the outer wall of inner shell with fixed column matched with draw-in groove, the inner shell pass through self tapping screw with fixed column fixed connection.

Further, the heat dissipation fan includes air duct, mount, motor, flabellum and inhales the sound sponge, the cavity has been seted up to the inside of air duct, the air guide hole has been seted up respectively to both sides around the cavity, evenly open and shut on the lateral wall of air guide hole flutedly, be provided with in the lateral wall recess of air guide hole and inhale the sound sponge, the internally mounted of cavity has the mount, the mid-mounting of mount has the motor, install the flabellum on the output shaft of motor.

Furthermore, the sound outlet pipe and the outer side of the heat dissipation fan are all provided with an air filter screen.

Furthermore, both sides are provided with adsorption magnet respectively around the upper cover bottom, wireless PCBA top with the corresponding position of adsorption magnet is installed the magnetic metal spare.

Compared with the prior art, the invention has the beneficial effects that:

the novel loudspeaker has the advantages that the design is novel, the applicability is high, the sound is superposed in the same phase of the front sound wave and the back sound wave of the loudspeaker, the bandwidth of the sound is improved, and the bass of the sound has better richness; due to the existence of the relatively closed interlayer cavity between the main body and the inner shell, the rigidity generated by the motion quality of the loudspeaker is increased, the lowest resonance frequency of the loudspeaker is improved, and the bass analysis power of the sound is enhanced; in addition, the sound box can be used as a wireless charger to charge mobile equipment such as a mobile phone, and the sound box has strong applicability and is suitable for further popularization and application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

FIG. 5 is a schematic view of a heat dissipation fan according to the present invention;

FIG. 6 is a side view of a heat dissipating fan according to the present invention;

fig. 7 is a schematic structural view of the fixing frame of the present invention.

The reference numerals in the drawings denote: 1-a body; 2-upper shell; 3-covering the cover; 4-a loudspeaker; 5-wireless PCBA; 6-coil double-sided adhesive tape; 7-an induction coil; 8-an attracting magnet; 9-a magnetic metal piece; 10-alignment columns; 11-an inner shell; 12-a sound outlet pipe; 13-a heat dissipation fan; 14-gas screen; 15-fixing the column; 101-a sound outlet; 102-a control panel; 301-opening; 302-alignment holes; 131-an air duct; 132-a mount; 133-a motor; 134-fan blades; 135-sound absorbing sponge; 1311-a cavity; 1312-air vents.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A wireless stereo set that charges of this embodiment, refer to fig. 1 with fig. 2-7: a wireless charging sound box comprises a main body 1, an upper shell 2, an upper cover 3, a loudspeaker 4 and a wireless PCBA5, wherein the upper shell 2 is installed at the top of the main body 1, the main body 1 is connected with the upper shell 2 through a buckling position, a control panel 102 is arranged at the bottom of the rear side of the main body 1, sound outlets 101 are respectively formed in the left side wall and the right side wall of the main body 1, a wireless PCBA5 is installed inside the main body 1, and the wireless PCBA5 is fixed inside the main body 1 through self-tapping screws; an induction coil 7 is installed at the top of the wireless PCBA5, wherein the induction coil 7 can be used for wirelessly charging mobile equipment such as a mobile phone; an inner shell 11 is arranged below the wireless PCBA5, wherein the inner shell 11 is composed of a cover body and a bottom frame body, the cover body is fixed on the bottom frame body through self-tapping screws, loudspeakers 4 are respectively arranged on the left side wall and the right side wall of the inner shell 11, a sound outlet pipe 12 is arranged between the main body 1 and the inner shell 11, two ends of the sound outlet pipe 12 respectively penetrate through the side walls of the inner shell 11 and the main body 1, one end of the sound outlet pipe 12 is fixed on the side wall of the main body 1, the other end of the sound outlet pipe is in clearance fit with the inner shell 11, the clearance between the inner shell 11 and the sound outlet pipe 12 is 0.1-0.2mm, a heat dissipation fan 13 is fixedly arranged on the rear side wall of the inner cavity of the main body 1, the heat dissipation fan 13 penetrates through the rear side wall of the inner shell 11, the heat dissipation fan 13 is; the arrangement of the heat dissipation fan 13 can accelerate the flow of the gas in the inner shell 11, and the risk of overheating and damage to the horn 4 is reduced.

As shown in fig. 4, the induction coil 7 is fixed on top of the wireless PCBA5 by the coil double-sided adhesive 6; the installation of the induction coil 7 is facilitated.

As shown in fig. 1 and 4, an opening 301 is formed in the middle of the upper cover 3, alignment holes 302 are symmetrically formed in two sides of the opening 301, alignment posts 10 are fixedly connected to the top of the wireless PCBA5, and the alignment posts 10 are respectively inserted into the alignment holes 302; the alignment post 10 is matched with the alignment hole 302 to enable the position of the adsorption magnet 8 to correspond to that of the magnetic metal piece 9, so that the upper cover 3 is fixed conveniently.

As shown in fig. 4, fixing posts 15 are uniformly arranged on the bottom and the side wall of the inner cavity of the main body 1, a clamping groove matched with the fixing posts 15 is arranged on the outer wall of the inner shell 11, and the inner shell 11 is fixedly connected with the fixing posts 15 through self-tapping screws; this kind of setting makes inner shell 11 built on stilts inside of being fixed in main part 1, and the existence of relative inclosed interlayer cavity has increased the rigidity that loudspeaker moving mass produced between main part 1 and inner shell 11, promotes loudspeaker's minimum resonant frequency, has improved the bass analysis power of stereo set.

As shown in fig. 5-7, the heat dissipating fan 13 includes an air guiding tube 131, a fixing frame 132, a motor 133, fan blades 134 and a sound absorbing sponge 135, a cavity 1311 is formed inside the air guiding tube 131, air guiding holes 1312 are respectively formed in the front and rear sides of the cavity 1311, grooves are uniformly opened and closed on the side walls of the air guiding holes 1312, the sound absorbing sponge 135 is disposed in the grooves of the side walls of the air guiding holes 1312, the fixing frame 132 is installed inside the cavity 1311, wherein the fixing frame 132 is cross-shaped, so that the blocking of the fixing frame 132 to the air flow can be reduced, the motor 133 is installed in the middle of the fixing frame 132; the during operation of heat dissipation fan 13, motor 133 drives flabellum 134 and rotates, and the inside gas of inner shell 11 is discharged through air guide hole 1312, has accelerateed the inside gas flow of inner shell 11, does benefit to the heat dissipation of loudspeaker, and the setting of sound absorption sponge 135 in air guide hole 1312 lateral wall recess neither can block gaseous flow and can reduce the noise that gas produced when flowing through air guide hole 1312 again, user experience when having guaranteed the stereo set broadcast.

As shown in fig. 1-3, the outer sides of the sound outlet 101, the sound outlet pipe 12 and the heat dissipation fan 13 are all provided with an air filter 14; the provision of the gas screen 14 reduces the risk of dust in the gas entering the interior of the sound.

As shown in fig. 4, the front side and the rear side of the bottom of the upper cover 3 are respectively provided with the adsorption magnets 8, the magnetic metal piece 9 is installed at the top of the wireless PCBA5 corresponding to the adsorption magnets 8, and the adsorption magnets 8 and the magnetic metal piece 9 are attracted by magnetic force to fix the upper cover 3, so that the replacement and maintenance of the internal elements of the sound box are facilitated.

The working principle is as follows:

when the loudspeaker is used, the power supply is switched on, the loudspeaker is started through the control panel 102, in the working process of the loudspeaker, forward sound waves generated by the loudspeaker 4 are led out from openings on two sides of the main body 1, backward sound waves generated by the loudspeaker 4 are led out through the sound outlet pipe 12 and are superposed with the forward sound waves generated by the loudspeaker 4 in the same phase, the bandwidth of the loudspeaker is improved, and the bass of the loudspeaker is enabled to have better richness;

in the use process, the user can also place mobile devices such as a mobile phone and the like on the top of the charging device 3 for wireless charging, and the charging device has strong applicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A wireless charging sound box comprises a main body (1), an upper shell (2), an upper cover (3), a loudspeaker (4) and a wireless PCBA (5), wherein the upper shell (2) is installed at the top of the main body (1), a control panel (102) is arranged at the bottom of the rear side of the main body (1), the upper cover (3) is installed on the wireless PCBA (5), the wireless PCBA is characterized in that sound outlets (101) are respectively formed in the left side wall and the right side wall of the main body (1), the wireless PCBA (5) is installed inside the main body (1), an induction coil (7) is installed at the top of the wireless PCBA (5), an inner shell (11) is installed below the wireless PCBA (5), the loudspeaker (4) is respectively installed on the left side wall and the right side wall of the inner shell (11), a sound outlet pipe (12) is arranged between the main body (1) and the inner shell (11), and two ends of the sound outlet pipe (12) respectively penetrate through the inner shell (11) and the side wall of, a heat dissipation fan (13) is mounted on the rear side wall of the inner cavity of the main body (1), and the heat dissipation fan (13) penetrates through the rear side wall of the inner shell (11);

fixing columns (15) are uniformly arranged on the bottom and the side wall of the inner cavity of the main body (1), clamping grooves matched with the fixing columns (15) are formed in the outer wall of the inner shell (11), and the inner shell (11) is fixedly connected with the fixing columns (15) through self-tapping screws, so that the inner shell (11) is fixed in the main body (1) in an overhead mode to form an interlayer cavity.

2. A wireless charging stereo according to claim 1, characterized in that the induction coil (7) is fixed on top of the wireless PCBA (5) by a coil double-sided tape (6).

3. The wireless charging sound box of claim 1, wherein an opening (301) is formed in the middle of the upper cover (3), aligning holes (302) are symmetrically formed in two sides of the opening (301), aligning posts (10) are fixedly connected to the top of the wireless PCBA (5), and the aligning posts (10) are respectively inserted into the aligning holes (302).

4. The wireless charging sound box according to claim 1, wherein the heat dissipation fan (13) comprises an air guide tube (131), a fixing frame (132), a motor (133), fan blades (134) and sound absorption sponge (135), a cavity (1311) is formed in the air guide tube (131), air guide holes (1312) are formed in the front side and the rear side of the cavity (1311) respectively, grooves are formed in the side walls of the air guide holes (1312) in an evenly opening and closing mode, the sound absorption sponge (135) is arranged in the grooves in the side walls of the air guide holes (1312), the fixing frame (132) is arranged in the cavity (1311), the motor (133) is arranged in the middle of the fixing frame (132), and the fan blades (134) are arranged on an output shaft of the motor (133).

5. The wireless charging sound box of claim 1, wherein an air filter (14) is installed on the outer sides of the sound outlet (101), the sound outlet pipe (12) and the heat dissipation fan (13).

6. The wireless charging sound box of claim 1, wherein adsorption magnets (8) are respectively arranged on the front side and the rear side of the bottom of the upper cover (3), and magnetic metal parts (9) are mounted on the top of the wireless PCBA (5) and correspond to the adsorption magnets (8).