CN210927886U

CN210927886U - Single loudspeaker of low frequency radiator

Info

Publication number: CN210927886U
Application number: CN201921902983.2U
Authority: CN
Inventors: 魏淑华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-03
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to a mobile audio equipment technical field just discloses a single loudspeaker of low frequency radiator, including preceding shell, the top fixed mounting of preceding shell has the backshell, the inside fixed mounting of preceding shell has the mainboard, the bottom fixed mounting of mainboard has one end to run through and extend to preceding shell bottom button, the top fixed mounting of mainboard has the battery mount, the top movable mounting of battery mount has the battery. This single loudspeaker of low frequency radiator through being provided with preceding shell loudspeaker and back shell loudspeaker dislocation back-to-back overall arrangement, makes preceding shell loudspeaker and back shell loudspeaker outwards control the sound production back-to-back, has solved the precious monophonic of traditional K song and the problem of single loudspeaker sound production, has also solved the precious problem with the cavity sound production back-to-back of traditional K song simultaneously, and whole device adopts with the two sound channel sound production of cavity, and the sound production about the transverse degree for the user listens to hear the clear and clean music of equal volume size.

Description

Single loudspeaker of low frequency radiator

Technical Field

The utility model relates to a mobile audio equipment technical field specifically is a single loudspeaker of low frequency radiator.

Background

The audio electronic equipment is the most basic component in the multimedia technology, is a hardware for realizing the interconversion of sound waves and digital signals, and the basic function of the mobile K Songbao is to convert original sound signals from a microphone, a sound box, Bluetooth, digital signals and analog signals and output the converted sound signals to sound equipment such as an earphone, a loudspeaker, a recorder and the like.

With the innovation of modern technology and the improvement of living standard of people, karaoke and learning are ubiquitous in our lives, in order to better meet the living needs of people, the convenience of outdoor and indoor movement and the pursuit of sound quality are more and more important, but karaoke equipment on the market hardly meets the requirements of people, so that a single horn of a low-frequency radiator is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a single loudspeaker of low frequency radiator possesses tone quality height and convenient to carry's advantage, has solved the needs of satisfying people's life for better, outdoor and indoor mobilizable convenience to and more important to the pursuit of sound quality, but the problem that K song equipment on the market hardly satisfied people's requirement.

(II) technical scheme

For the purpose that realizes above-mentioned tone quality height and convenient to carry, the utility model provides a following technical scheme: a single horn of a low-frequency radiator comprises a front shell, wherein a rear shell is fixedly mounted at the top of the front shell, a mainboard is fixedly mounted inside the front shell, a key with one end penetrating through and extending to the bottom of the front shell is fixedly mounted at the bottom of the mainboard, a battery fixing frame is fixedly mounted at the top of the mainboard, a battery is movably mounted at the top of the battery fixing frame, a front shell horn positioned on the left side of the mainboard is fixedly mounted inside the front shell, a rear shell horn positioned on the left side of the front shell is fixedly mounted inside the rear shell, a plurality of front shell sound outlet holes are formed in the bottom of the front shell and are formed in the bottom of the front shell, a plurality of rear shell sound outlet holes are formed in the top of the rear shell, a front shell horn mesh cover is fixedly mounted at the bottom of the front shell, a rear shell horn mesh cover is fixedly mounted at the top of the rear shell, preceding shell and the left side fixed mounting of backshell have be located the bottom PVC paster between backshell loudspeaker screen panel and the preceding shell loudspeaker screen panel, the inside fixed mounting of preceding shell has the bottom interface board that is located backshell loudspeaker and one end and runs through and extend to the bottom PVC paster left, the outside fixed mounting of preceding shell and backshell has the miaow head screen panel that is located the mainboard right side, the outside fixed mounting of preceding shell and backshell has the silica gel circle that takes precautions against earthquakes that is located the inside miaow head screen panel, the outside fixed mounting of preceding shell and backshell has the miaow core that is located the silica gel circle right side that takes precautions against earthquakes and is located the.

Preferably, the bottom of the main board is provided with a plurality of first through holes, and the plurality of first through holes are matched with the keys.

Preferably, the bottom of the front shell loudspeaker mesh enclosure is provided with a plurality of front shell sound holes which are located at the bottom of the front shell sound hole, and the number of the front shell sound holes is equal to that of the front shell sound holes and the size of the front shell sound holes is equal to that of the front shell sound holes.

Preferably, the top of the rear shell loudspeaker mesh enclosure is provided with a plurality of rear shell sound holes which are located at the tops of the rear shell sound holes, and the number of the rear shell sound holes is equal to the number and the size of the rear shell sound holes.

Preferably, a plurality of second through holes are formed in the left side of the bottom PVC patch, and the plurality of second through holes are matched with the bottom interface board.

Preferably, the front shell loudspeaker and the rear shell loudspeaker are arranged in a staggered back-to-back manner, and the front shell and the rear shell are connected through screws.

(III) advantageous effects

Compared with the prior art, the utility model provides a single loudspeaker of low frequency radiator possesses following beneficial effect:

this single loudspeaker of low frequency radiator, through being provided with preceding shell loudspeaker and back shell loudspeaker dislocation back-to-back overall arrangement, make preceding shell loudspeaker and back shell loudspeaker back-to-back outwards control the sound production, the problem of precious single track of traditional K song and single loudspeaker sound production has been solved, the problem of precious same cavity sound production of traditional K song has also been solved simultaneously, whole device adopts same cavity dual track sound production, and the sound production is controlled to the horizontal degree, let the user listen to and hear the clear and clean music of equal volume size, further improvement the tone quality of whole device, and whole device possesses product volume minimum under the specific loudspeaker bore, sound is the biggest and simple efficient acoustics structure of equipment, make whole device carry more convenience.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 miaow head screen panel, 2 miaow cores, 3 silica gel circle that takes precautions against earthquakes, 4 backshells, 5 backshell go out the sound hole, 6 preceding shell go out the sound hole, 7 preceding shells, 8 backshell loudspeaker screen panels, 9 preceding shell loudspeaker screen panels, 10 buttons, 11 mainboards, 12 batteries, 13 battery mount, 14 bottom interface boards, 15 bottom PVC paster, 16 backshell loudspeaker, 17 preceding shell loudspeaker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a single horn of a low frequency radiator includes a front housing 7, a rear housing 4 is fixedly installed on the top of the front housing 7, the front housing 7 and the rear housing 4 are connected by screws, a main board 11 is fixedly installed inside the front housing 7, a key 10 having one end penetrating and extending to the bottom of the front housing 7 is fixedly installed on the bottom of the main board 11, a plurality of first through holes are opened on the bottom of the main board 11, the plurality of first through holes are matched with the key 10, the key 10 is electrically connected with the main board 11, a battery fixing frame 13 is fixedly installed on the top of the main board 11, a battery 12 is movably installed on the top of the battery fixing frame 13, the battery 12 is electrically connected with the main board 11, a front housing horn 17 located on the left side of the main board 11 is fixedly installed inside the front housing 7, the front housing horn 17 is fixed on the inner wall of the front housing 7 by a horn clamping groove, a rear housing horn 16 located on the, the front shell loudspeaker 17 and the rear shell loudspeaker 16 both adopt low-frequency radiators, adopt a low-frequency radiator box body structure, are mainly driven by a thrust hollow cone generated by air in a loudspeaker compression closed sound box, are similar to a piston, so that airflow sound and low-frequency effects cannot be heard outside the box body, are more real than a sound guide tube type, further ensure that the sound quality of the whole device is better, the rear shell loudspeaker 16 is fixed on the inner wall of the rear shell 4 through a loudspeaker clamping groove, the front shell loudspeaker 17 and the rear shell loudspeaker 16 are both electrically connected with a mainboard 11, the front shell loudspeaker 17 and the rear shell loudspeaker 16 are arranged in a staggered back-to-back arrangement manner, the bottom of the front shell 7 is provided with a plurality of front shell sound outlet holes 6 which are positioned at the bottom of the front shell loudspeaker 17, the top of the rear shell 4 is provided with a plurality of rear shell sound outlet holes 5 which are positioned at the top of the front shell loudspeaker 17, the bottom of the front shell 7 is fixedly provided with a, the bottom of the front shell loudspeaker mesh enclosure 9 is provided with a plurality of front shell sound holes which are positioned at the bottom of the front shell sound holes 6, the number of the plurality of front shell sound holes is the same as that of the front shell sound holes 6, the size of the plurality of front shell sound holes is the same as that of the front shell sound holes 6, the top of the rear shell 4 is fixedly provided with a rear shell loudspeaker mesh enclosure 8, the top of the rear shell loudspeaker mesh enclosure 8 is provided with a plurality of rear shell sound holes which are positioned at the top of the rear shell sound holes 5, the number of the plurality of rear shell sound holes is the same as that of the rear shell sound holes 5, the left sides of the front shell 7 and the rear shell 4 are fixedly provided with a bottom PVC patch 15 positioned between the rear shell loudspeaker mesh enclosure 8 and the front shell loudspeaker mesh enclosure 9, the inside of the front shell 7 is fixedly provided with a bottom interface board 14 positioned at the rear shell loudspeaker 16, one end of the bottom interface board penetrates through and extends to the left side of the bottom PVC patch 15, the bottom, the second through holes with a plurality of numbers are matched with a bottom interface board 14, the outer parts of the front shell 7 and the rear shell 4 are fixedly provided with a microphone net cover 1 positioned on the right side of the mainboard 11, the outer parts of the front shell 7 and the rear shell 4 are fixedly provided with a silica gel shockproof ring 3 positioned in the microphone net cover 1, the outer parts of the front shell 7 and the rear shell 4 are fixedly provided with a microphone core 2 positioned on the right side of the silica gel shockproof ring 3 and positioned in the microphone net cover 1, the microphone core 2 is electrically connected with the mainboard 11, the front shell loudspeaker 17 and the rear shell loudspeaker 16 are arranged in a staggered back-to-back layout, so that the front shell loudspeaker 17 and the rear shell loudspeaker 16 produce sound back-to-back and left-to-right, the problem of sound production of a traditional K Songbao single sound track and single loudspeaker sound production is solved, meanwhile, the problem of sound production of the traditional K Songbao back-to-same cavity is solved, the whole device adopts the same cavity double sound track, the tone quality of whole device has further been improved to whole device possesses product volume minimum, sound is the biggest and assemble simple efficient acoustic structure under the specific loudspeaker bore, makes whole device carry more convenient.

In conclusion, the single horn of the low-frequency radiator enables the front shell horn 17 and the rear shell horn 16 to generate sound back to back and outwards through arranging the front shell horn 17 and the rear shell horn 16 in a staggered back-to-back layout, solves the problem of single sound channel and single sound horn of the traditional Karaoke, and also solves the problem of back-to-back sound generation of the traditional Karaoke, the whole device adopts double sound channels to generate sound in the same cavity and generates sound at 180 degrees horizontally, so that a user can listen to clean music with the same volume, the tone quality of the whole device is further improved, the whole device has an acoustic structure with the smallest product volume and the largest sound and simple and efficient assembly under the specific horn aperture, the whole device is more convenient to carry, the convenience of outdoor and indoor movement is realized, and the pursuing of sound quality is more and more important, but the karaoke device on the market hardly meets the requirements of people.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A single horn of a low-frequency radiator comprising a front shell (7), characterized in that: the portable sound-emitting device is characterized in that a rear shell (4) is fixedly mounted at the top of the front shell (7), a mainboard (11) is fixedly mounted inside the front shell (7), one end of the main plate (11) is fixedly mounted at the bottom of the mainboard (11) and extends to a key (10) at the bottom of the front shell (7), a battery fixing frame (13) is fixedly mounted at the top of the mainboard (11), a battery (12) is movably mounted at the top of the battery fixing frame (13), a front shell horn (17) positioned at the left side of the mainboard (11) is fixedly mounted inside the front shell (7), a rear shell horn (16) positioned at the left side of the front shell horn (17) is fixedly mounted inside the rear shell (4), a plurality of front shell sound-emitting holes (6) positioned at the bottom of the front shell horn (17) are formed in the bottom of the front shell (7), a plurality of rear shell sound-emitting holes (5) positioned at the top of the front shell horn (17), preceding shell loudspeaker screen panel (9) before the bottom fixed mounting of shell (7), the top fixed mounting of backshell (4) has backshell loudspeaker screen panel (8), the left side fixed mounting of preceding shell (7) and backshell (4) has bottom PVC paster (15) that is located backshell loudspeaker screen panel (8) and between preceding shell loudspeaker screen panel (9), the inside fixed mounting of preceding shell (7) has and is located backshell loudspeaker (16) and one end to run through and extend to bottom PVC paster (15) left bottom interface board (14), the outside fixed mounting of preceding shell (7) and backshell (4) has miaow head screen panel (1) that is located mainboard (11) right side, the outside fixed mounting of preceding shell (7) and backshell (4) has and is located miaow head screen panel (1) inside silica gel circle (3) that takes precautions against earthquakes, the outside fixed mounting of preceding shell (7) and backshell (4) has and is located silica gel circle (3) right side and is located miaow head screen panel (1) inside miaow core (2) of mia ).

2. The single horn of a low frequency radiator as claimed in claim 1, wherein: the bottom of the main board (11) is provided with a plurality of first through holes, and the first through holes are matched with the keys (10).

3. The single horn of a low frequency radiator as claimed in claim 1, wherein: the bottom of the front shell loudspeaker mesh enclosure (9) is provided with a plurality of front shell sound holes which are located at the bottom of the front shell sound holes (6), and the number of the front shell sound holes is the same as that of the front shell sound holes (6) and the size of the front shell sound holes is the same as that of the front shell sound holes.

4. The single horn of a low frequency radiator as claimed in claim 1, wherein: the loudspeaker screen panel of backshell (8) the top of offering quantity be a plurality ofly and lie in the backshell and go out the backshell sound hole at sound hole (5) top, quantity be a plurality of the backshell goes out the sound hole and the backshell goes out the same and the size of sound hole (5) the same quantity.

5. The single horn of a low frequency radiator as claimed in claim 1, wherein: the left side of the bottom PVC patch (15) is provided with a plurality of second through holes, and the plurality of second through holes are matched with the bottom interface board (14).

6. The single horn of a low frequency radiator as claimed in claim 1, wherein: preceding shell loudspeaker (17) and backshell loudspeaker (16) dislocation back-to-back layout, preceding shell (7) and backshell (4) pass through the screw connection.