CN116782069A - Portable sound equipment that can make an uproar falls - Google Patents
Portable sound equipment that can make an uproar falls Download PDFInfo
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- CN116782069A CN116782069A CN202311064538.4A CN202311064538A CN116782069A CN 116782069 A CN116782069 A CN 116782069A CN 202311064538 A CN202311064538 A CN 202311064538A CN 116782069 A CN116782069 A CN 116782069A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 36
- 230000009467 reduction Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000005236 sound signal Effects 0.000 description 17
- 230000013011 mating Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/025—Transducer mountings or cabinet supports enabling variable orientation of transducer of cabinet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/01—Noise reduction using microphones having different directional characteristics
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a portable sound box capable of reducing noise, and relates to the technical field of sound boxes; comprising the following steps: the portable electronic device comprises a first shell, a second shell, a third shell, a control device, a power supply, a processing module, a loudspeaker, a portable rope and a key module; a reverberation resonance cavity is arranged in the first mounting shell, one side of the reverberation resonance cavity is fixedly connected with one end of a sound insulation transmission pipe, the other end of the sound insulation transmission pipe is led to a first mounting hole, a sound absorption chamber is arranged between the first mounting seat and the first mounting plate, one side of the sound absorption chamber is fixedly connected with one end of the sound absorption transmission pipe, the other end of the sound absorption transmission pipe is led to the first mounting hole, and a loudspeaker is arranged in the first mounting hole; the sound absorption transmission pipe and the sound absorption chamber are arranged to absorb noise in the sound equipment, and the processing module is further combined to process the noise, so that the sound equipment obtains better tone quality; in addition, the telescopic portable rope can be used for hanging the sound equipment, and the portable rope is convenient to carry the sound equipment while providing a fixing function.
Description
Technical Field
The invention relates to the technical field of sound equipment, in particular to a portable sound equipment capable of reducing noise.
Background
The sound equipment is a whole set of equipment capable of reproducing and playing audio signals, and generally consists of a loudspeaker and a shell; the loudspeaker is used as a sounding component, the sounding principle is that electric energy is converted into sound, when different electronic energy is transmitted to the coil, the coil generates energy to interact with the magnetic field of the magnet, the interaction causes cone vibration, and the coil of the loudspeaker moves forwards or backwards at any time because the electronic energy changes, so that the cone of the loudspeaker moves along with the movement, and the degree of density of air changes to generate sound.
Along with the development and progress of science and technology, the sound system is continuously improved and perfected along with the demands of people, so that the on-site sound expansion demands of thousands of people singing parties are met, the requirements of individual families on playing musical instruments and K songs are met, and the sound system has wide application prospects.
In the prior art, in order to obtain better sound quality, a noise reduction component is required to be arranged on the sound, but the noise reduction component needs to occupy additional space, and for the sound with smaller volume, the sound with smaller volume is usually reduced at the cost of reducing the noise reduction component, so that the sound quality of the sound with smaller volume is poor; meanwhile, although the small-sized sound box is convenient to carry, the small-sized sound box can be placed on an object when in use, and the requirement of hanging the sound box is difficult to meet, although the small-sized sound box can be hung conveniently by arranging the rope, the rope occupies extra space when the sound box is not needed to be hung, and the normal use of the sound box is affected.
Disclosure of Invention
The invention aims at the technical defects and provides a portable sound equipment capable of reducing noise so as to solve the problems in the background technology.
In order to achieve the above purpose, the invention is realized by the following technical scheme: a portable sound device capable of reducing noise, comprising: the portable electronic device comprises a first shell, a second shell, a third shell, a control device, a power supply, a processing module, a loudspeaker, a portable rope and a key module; be provided with first installation shell between first casing and the second casing, be provided with the second installation shell between second casing and the third casing, be provided with the reverberation resonant cavity in the first installation shell, one side fixedly connected with transmission pipe gives sound insulation's one end in reverberation resonant cavity, the other end that gives sound insulation the transmission pipe leads to first mounting hole, be provided with first mount pad and first mounting panel in the second casing, first mount pad sets up in the top of first mounting panel, be provided with between first mount pad and the first mounting panel and inhale the sound room, one side fixedly connected with who inhales the sound transmission pipe inhales the sound room holds, the other end that inhales the sound transmission pipe runs through first mounting panel and leads to first mounting hole, be provided with the speaker in the first mounting hole, the second installation shell is connected with the cooperation of second mount pad.
Further, inhale sound transmission pipe includes inner tube and outer tube, be provided with first connecting strip between inner tube and the outer tube, be provided with between outer tube, inner tube and the first connecting strip and inhale the sound chamber, the outer tube is provided with first sound hole of inhaling, first sound hole of inhaling leads to inhales the sound chamber, the inner wall of inner tube is provided with the lug.
Further, a plurality of sound-absorbing blocks are arranged on the inner side or the outer side of the sound-absorbing chamber, and the sound-absorbing blocks are provided with second sound-absorbing holes.
Further, processing module includes sound collector, inverter, electron frequency divider and power amplifier, the top of first mount pad is provided with a plurality of sound collectors, a plurality of inverter and a plurality of electron frequency divider, be provided with controlling means, a plurality of power amplifier in the sound absorption room, first mounting panel is provided with a plurality of first mating holes.
Further, the inboard of second casing one end is provided with first stopper, be provided with portable rope between second casing and the first stopper, portable rope's both ends are provided with first spacing, first spacing's both ends are provided with the second stopper, be provided with the spring in the second casing, wherein one end fixed connection of spring and portable rope.
Further, one side of second casing is provided with the button module, the opposite side of second casing is provided with first recess and a plurality of support bar, the opening part of first recess is provided with the sliding strip, be provided with a plurality of interfaces in the first recess, the terminal surface at the both ends of second casing is perpendicular to second casing length direction's plane.
Further, the interfaces include an AUX interface, a TF interface, and a DC 5V interface.
Further, the bottom of second casing is provided with a plurality of first mounting holes, first cooperation post and second cooperation post, first cooperation post and third cooperation post cooperation are connected, second cooperation post and first cooperation hole cooperation are connected, the inner wall of second casing is provided with a plurality of magnets.
Further, the outer wall of first installation shell is provided with round first cooperation piece, first installation shell and first casing cooperation are connected, the first installation shell inner wall in the first mounting hole outside is provided with a plurality of fourth cooperation posts, first casing is provided with a plurality of first through-holes.
Further, the outer wall of second installation shell is provided with round first cooperation piece, second installation shell and third casing cooperation are connected, the inner wall of second installation shell is provided with a plurality of third cooperation posts, the one end of second installation shell is provided with first cooperation groove, be provided with first stopper in the first cooperation groove, the middle part of third casing and the middle part of second installation shell all are provided with the second mounting hole, be provided with the display screen in second mounting hole and the second mount pad.
The beneficial effects of the invention are as follows: the sound box absorbs the noise in the sound box through the sound absorption transmission pipe and the sound absorption chamber, and is further combined with the processing module to process the noise, so that the noise in the sound box is effectively reduced, and the sound box obtains better tone quality; meanwhile, the telescopic portable rope can be used for hanging the sound equipment, so that the occupied space is reduced as much as possible while the fixing function is provided, and the sound equipment is convenient to carry; in addition, the inside structure of stereo set is compact, reasonable in design, portable.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the sound equipment.
Fig. 2 is a schematic diagram of the internal structure of the audio.
Fig. 3 is a schematic structural view of the first mounting plate of the sound equipment.
Fig. 4 is a schematic structural diagram of a second housing of the audio device.
Fig. 5 is a schematic structural view of a first mounting case of the audio.
Fig. 6 is a schematic structural view of a second mounting case of the audio.
Fig. 7 is a schematic view of another angle of the second installation shell of the sound equipment.
Fig. 8 is a bottom view of the sound box.
Fig. 9 is a right side view of the sound box.
Fig. 10 is a partial enlarged view of the sound absorbing transmission tube of the sound equipment.
In the figure, 1, a first shell; 2. a second housing; 3. a third housing; 4. a control device; 5. a power supply; 6. a processing module; 7. a speaker; 8. a first mounting case; 9. a second mounting case; 10. a reverberation resonance cavity; 11. a sound insulation transmission pipe; 12. a first mounting hole; 13. a first mount; 14. a first mounting plate; 15. a sound absorbing chamber; 16. a sound absorbing transmission pipe; 17. a second mounting base; 18. an inner tube; 19. an outer tube; 20. a first connecting bar; 21. a sound absorbing cavity; 22. a first sound-absorbing hole; 23. a bump; 24. a sound-absorbing block; 25. a second sound absorbing hole; 26. a sound collector; 27. an inverter; 28. an electronic frequency divider; 29. a power amplifier; 30. a first mating groove; 31. a first mating hole; 32. a second mounting hole; 33. a first limiting block; 34. a display screen; 35. a portable rope; 36. a first limit bar; 37. a second limiting block; 38. a spring; 39. a key module; 40. a first groove; 41. a support bar; 42. a sliding bar; 43. an interface; 44. an AUX interface; 45. a TF interface; 46. a DC 5V interface; 47. a first mating post; 48. a second mating post; 49. a third mating post; 50. a magnet; 51. a first mating block; 52. a fourth mating post; 53. a first through hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a portable sound equipment capable of reducing noise, as shown in fig. 1 to 7, comprising: a first housing 1, a second housing 2, a third housing 3, a control device 4, a power source 5, a processing module 6, a speaker 7, a portable cord 35, and a key module 39; be provided with first installation shell 8 between first casing 1 and the second casing 2, be provided with second installation shell 9 between second casing 2 and the third casing 3, be provided with reverberation resonant cavity 10 in the first installation shell 8, one side fixedly connected with of reverberation resonant cavity 10 gives sound insulation transmission pipe 11's one end, the other end of giving sound insulation transmission pipe 11 leads to first mounting hole 12, be provided with first mount pad 13 and first mounting panel 14 in the second casing 2, first mount pad 13 sets up on the top of first mounting panel 14, be provided with between first mount pad 13 and the first mounting panel 14 and inhale sound room 15, one side fixedly connected with inhale sound transmission pipe 16's one end inhale sound transmission pipe 16, inhale sound transmission pipe 16's the other end and pass through first mounting panel 14 and lead to first mounting hole 12, be provided with speaker 7 in the first mounting hole 12, second installation shell 9 cooperates with second mount pad 17 and is connected.
After the sound inside the sound is processed by the processing module 6, the sound-absorbing transmission pipe 16 connecting the sound-absorbing chamber 15 and the first mounting hole 12 transmits sound waves into the first mounting hole 12, one end of the first mounting hole 12 is provided with one end of the sound-insulating transmission pipe 11, the other end of the sound-insulating transmission pipe 11 is led to the reverberation resonant cavity 10, the sound waves are transmitted to the first mounting hole 12 and then transmitted to the reverberation resonant cavity 10 through the sound-insulating transmission pipe 11 to generate reverberation, so that better sound quality is obtained, finally, the sound waves after the reverberation are output by the loudspeaker 7, and the sound quality of sound output is improved.
In an alternative embodiment, as shown in fig. 3 and 10 in combination, the sound-absorbing transmission tube 16 includes an inner tube 18 and an outer tube 19, a first connecting strip 20 is disposed between the inner tube 18 and the outer tube 19, a sound-absorbing cavity 21 is disposed between the outer tube 19, the inner tube 18 and the first connecting strip 20, the outer tube 19 is provided with a first sound-absorbing hole 22, the first sound-absorbing hole 22 opens into the sound-absorbing cavity 21, and a bump 23 is disposed on an inner wall of the inner tube 18.
The sound-absorbing transmission pipe 16 comprises an inner pipe 18 and an outer pipe 19, the inner pipe 18 is used for transmitting sound in the sound-absorbing chamber 15 to the loudspeaker 7, the sound is output to the outside of the sound equipment through the loudspeaker 7, a first connecting strip 20 is arranged between the outer pipe 19 and the inner pipe 18, the first connecting strip 20 is used for connecting the inner pipe 18 and the outer pipe 19 and dividing a space between the inner pipe 18 and the outer pipe 19 into a plurality of sound-absorbing cavities 21, the sound-absorbing cavities 21 are provided with first sound-absorbing holes 22, sound waves enter the sound-absorbing cavities 21 from the first sound-absorbing holes 22, when the sound waves enter the sound-absorbing cavities 21, the sound waves interact with air molecules in the sound-absorbing cavities 21 to generate compression and expansion fluctuation, and if the frequency of the sound waves in the sound-absorbing cavities 21 is the same as the natural frequency of the sound-absorbing cavities 21, resonance phenomenon occurs, so that the sound waves are absorbed, and accordingly the internal noise of the sound equipment is absorbed, and better sound quality can be obtained.
In an alternative embodiment, as shown in fig. 3, a plurality of sound-absorbing blocks 24 are provided on the inner side or the outer side of the sound-absorbing chamber 15, and the sound-absorbing blocks 24 are provided with second sound-absorbing holes 25.
The sound-absorbing block 24 is provided with a second sound-absorbing hole 25, and sound waves enter the sound-absorbing block 24 from the second sound-absorbing hole 25 to interact with air molecules in the sound-absorbing block 24, so that compression and expansion fluctuation is generated, if the frequency of the sound waves in the sound-absorbing block 24 is the same as the natural frequency of the sound-absorbing block 24, resonance phenomenon occurs, so that the sound waves are absorbed, the absorption of noise in the sound is realized, and the sound can obtain better sound quality; the inside of the sound absorbing chamber 15 is provided with a sound absorbing block 24 for absorbing the noise generated by the power supply and the control device arranged in the sound absorbing chamber 15 during operation; the outside of the sound absorbing chamber 15 is also provided with the sound absorbing block 24 for absorbing the noise outside the sound absorbing chamber 15 inside the sound equipment, and the inside and outside of the sound absorbing chamber 15 are provided with the sound absorbing block 24, so that the noise inside the sound equipment can be effectively reduced, and the tone quality of the sound output by the sound equipment can be improved.
In an alternative embodiment, as shown in fig. 2 and fig. 3 in combination, the processing module 6 includes a sound collector 26, an inverter 27, an electronic frequency divider 28 and a power amplifier 29, the top end of the first mounting base 13 is provided with a plurality of sound collectors 26, a plurality of inverters 27 and a plurality of electronic frequency dividers 28, the sound absorbing chamber 15 is provided with a control device 4 and a plurality of power amplifiers 29, and the first mounting plate 14 is provided with a plurality of first matching holes 31.
The sound collector 26 arranged at the top end of the first mounting seat 13 collects noise near the environment where the sound is located and sound emitted by the loudspeaker 7, and sequentially converts the noise into an interference audio signal and an effective audio signal, the inverter 27 arranged at the top end of the first mounting seat 13 inverts the interference audio signal to form an inverted interference audio signal, the inverted interference audio signal obtained by the inverse processing is mixed with the effective audio signal to form a mixed audio signal, and as the interference audio signal and the inverted interference audio signal amplified after the inverse processing have the same frequency, the same amplitude but opposite phase, the interference audio signal and the inverted interference audio signal amplified after the inverse processing can be superimposed to generate destructive interference, so that a great part of interference audio signals can be effectively counteracted, the problems that the audio effect of the sound cannot be guaranteed when the noise near the environment where the sound is located is great are solved, and the like, and the effect when the audio program such as music and the like is listened to be greatly improved;
meanwhile, the electronic frequency divider 28 arranged at the top end of the first mounting seat 13 is utilized to divide the full-band mixed audio signal into audio signals in different frequency bands, and then the audio signals are provided for the power amplifier 29, the electronic frequency divider 28 is specifically a frequency divider, the frequency divider can be regarded as being composed of a high-pass filter and a low-pass filter, and a good expected effect can be obtained by properly selecting a frequency division point, so that the mixed audio signal is divided into a high-frequency signal and a low-frequency signal, and the high-frequency signal and the low-frequency signal are respectively and independently output and do not interfere with each other, the advantages of different types of speakers can be fully exerted, and the sound reproduction of the full-band signal in the sound system is more balanced and half full as much as possible, and the layering sense is stronger;
further, the separated high-frequency signal and low-frequency signal are power-amplified by the power amplifier 29 provided at the tip of the first mounting plate 14, respectively, and the high-frequency signal and low-frequency signal are power-amplified and then played out through the speaker 7, thereby enabling the sound equipment to output high-quality sound.
In an alternative embodiment, as shown in fig. 2 and fig. 4 in combination, a first limiting block 33 is disposed on the inner side of one end of the second housing 2, a portable rope 35 is disposed between the second housing 2 and the first limiting block 33, a first limiting strip 36 is disposed at two ends of the portable rope 35, a second limiting block 37 is disposed at two ends of the first limiting strip 36, a spring 38 is disposed in the second housing 2, and the spring 38 is fixedly connected with one end of the portable rope 35.
The portable rope 35 is arranged between the second shell 2 and the first limiting block 33 of the sound equipment, the portable rope 35 arranged in the sound equipment is convenient for people to carry the sound equipment when going out, in addition, the sound equipment is needed to be hung in the use process of the sound equipment, the portable rope 35 is inevitably needed at the moment, the portable rope 35 is quite necessary to be arranged on the sound equipment, the portable rope 35 arranged in the general sound equipment is overlong in consideration of the situation, and the situation can be blocked in the use process, so that the portable rope 35 is contracted in the second shell 2 when not in use by arranging the spring 38 at one end of the portable rope 35, and the influence on the normal use of the sound equipment is avoided;
meanwhile, the first limit strips 36 are arranged at the two ends of the portable rope 35, the portable rope 35 is prevented from falling into the second shell 2 to be difficult to take out due to the fact that the first limit strips 36 are arranged, unnecessary trouble is caused by the fact that the portable rope 35 is pulled by the springs 38, the two ends of the first limit strips 36 are respectively provided with the second limit strips 37, the second limit strips 37 are in a spherical shape, when the portable rope 35 is not used, the portable rope 35 is in a contracted state due to the fact that the portable rope 35 is pulled by the springs 38, at the moment, the second limit strips 37 at the two ends of the first limit strips 36 move together with the portable rope 35 to the second limit strips 37 to abut against the outer wall of the second shell 2, and a certain gap is reserved between the second limit strips 37 and the outer wall of the second shell 2, so that a user can easily pull the portable rope 35 when in use;
in addition, when the sound box needs to be hung, the portable rope 35 is pulled out and hung at a required position through the first limit strip 36, the hand is loosened after the hanging is completed, the sound box is pulled downwards by the gravity action to pull the spring 38, so that the portable rope 35 extends out of the second shell 2, and the portable rope 35 can be kept in an extending state without applying external force by a user after the hanging is completed due to the gravity action of the sound box, so that the hanging of the sound box is realized through the portable rope 35.
In an alternative embodiment, as shown in fig. 2 and fig. 4 in combination, a key module 39 is disposed on one side of the second housing 2, a first groove 40 and a plurality of support bars 41 are disposed on the other side of the second housing 2, a sliding bar 42 is disposed at an opening of the first groove 40, a plurality of interfaces 43 are disposed in the first groove 40, and end surfaces of two ends of the second housing 2 are planes perpendicular to a length direction of the second housing 2.
The key module 39 is electrically connected with the control device 4, the key module 39 comprises a power key, a play key, a volume up key, a volume down key and a brightness adjusting key, when the sound is used, the sound is controlled by each key of the key module 39, specifically, the power key controls the starting and closing of the sound, the play key controls the playing and suspending of the audio, the volume up key and the volume down key control the volume of the audio played by the sound, and the brightness adjusting key controls the brightness of the display screen 34;
meanwhile, a supporting bar 41 is arranged on one side of the second shell 2, the supporting surface of the supporting bar 41 is a plane, and the supporting surface of the supporting bar 41 is used for realizing transverse placement of the sound, so that the sound is prevented from rolling and being difficult to fix when being placed transversely; the end surfaces of the two ends of the second shell 2 of the sound equipment are planes perpendicular to the length direction of the second shell 2, and the planes are supporting surfaces for realizing the longitudinal placement of the sound equipment, so that the sound equipment is prevented from being easy to topple and difficult to fix when being placed longitudinally;
in addition, the opening part of the first groove 40 arranged on one side of the second shell 2 is provided with a sliding bar 42, when in use, the sliding bar 42 is slid, then a needed interface is selected in the first groove 40 for connection, when not in use, the sliding bar 42 is slid again to shield the opening of the first groove 40, and dust or liquid is prevented from entering the interface of the first groove 40 to influence the normal use of the sound.
In an alternative embodiment, as shown in fig. 9, the interface 43 includes an AUX interface 44, a TF interface 45, and a DC 5V interface 46.
Wherein, the AUX interface 44 is an audio input interface, which is used as a reserved connection end; the TF interface 45 is used for inserting a TF expansion memory card and playing music stored in the TF memory card; the DC 5V interface 46 is a charging port, and the sound is charged through the DC 5V interface; by setting different types of interfaces, the sound equipment can realize different functions.
In an alternative embodiment, as shown in fig. 4 and fig. 5 in combination, the bottom end of the second housing 2 is provided with a plurality of first mounting holes 12, a first mating post 47 and a second mating post 48, the first mating post 47 and the third mating post 49 are connected in a mating manner, the second mating post 48 and the first mating hole 31 are connected in a mating manner, and the inner wall of the second housing 2 is provided with a plurality of magnets 50.
Wherein, the inner wall of second casing 2 is provided with a plurality of magnets 50, and when the position of placing of stereo set contains the iron material, the stability of stereo set can be strengthened to the magnet 50 that second casing 2 inside set up, is difficult for empting when making the stereo set receive external force.
In an alternative embodiment, as shown in fig. 5 and 8 in combination, a circle of first matching blocks 51 is provided on the outer wall of the first mounting shell 8, the first mounting shell 8 is connected with the first housing 1 in a matching manner, a plurality of fourth matching columns 52 are provided on the inner wall of the first mounting shell 8 outside the first mounting hole 12, and a plurality of first through holes 53 are provided on the first housing 1.
Wherein, first casing 1 is provided with a plurality of first through-holes 53 and the sound output end that first through-hole 53 is close to speaker 7, and the stereo set of being convenient for will fall the sound output of making an uproar back tone quality to outside the stereo set.
In an alternative embodiment, as shown in fig. 1, fig. 6 and fig. 7, a circle of first matching blocks 51 are arranged on the outer wall of the second installation shell 9, the second installation shell 9 is connected with the third shell 3 in a matching manner, a plurality of third matching columns 49 are arranged on the inner wall of the second installation shell 9, a first matching groove 30 is arranged at one end of the second installation shell 9, a first limiting block 33 is arranged in the first matching groove 30, a second installation hole 32 is arranged in the middle of the third shell 3 and the middle of the second installation shell 9, and a display screen 34 is arranged in the second installation hole 32 and the second installation seat 17.
The display screen 34 is arranged to facilitate the user to remotely read the content of the display screen 34, so that the sound can display characters or patterns while playing sound, and the display screen has the characteristics of output diversity, greatly meets the requirements of the user, and has reasonable structural design and practical functions.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. A portable sound device capable of reducing noise, comprising: the portable electronic device comprises a first shell (1), a second shell (2), a third shell (3), a control device (4), a power supply (5), a processing module (6), a loudspeaker (7), a portable rope (35) and a key module (39); be provided with first installation shell (8) between first casing (1) and second casing (2), be provided with second installation shell (9) between second casing (2) and third casing (3), be provided with reverberation resonance chamber (10) in first installation shell (8), one side fixedly connected with of reverberation resonance chamber (10) gives sound to the one end of transmission pipe (11), the other end that gives sound to transmission pipe (11) leads to first mounting hole (12), be provided with first mount pad (13) and first mounting plate (14) in second casing (2), first mount pad (13) set up in the top of first mounting plate (14), be provided with between first mount pad (13) and first mounting plate (14) and inhale sound room (15), one side fixedly connected with transmission pipe (16) of inhaling sound in one side of sound room (15), the other end that inhales sound transmission pipe (16) runs through first mounting plate (14) and leads to first mounting hole (12), be provided with in first mounting hole (12) speaker (7), second mount pad (17) are connected with second mounting plate (17).
2. Portable sound equipment capable of reducing noise according to claim 1, characterized in that the sound absorbing transmission pipe (16) comprises an inner pipe (18) and an outer pipe (19), a first connecting strip (20) is arranged between the inner pipe (18) and the outer pipe (19), a sound absorbing cavity (21) is arranged between the outer pipe (19), the inner pipe (18) and the first connecting strip (20), the outer pipe (19) is provided with a first sound absorbing hole (22), the first sound absorbing hole (22) is led to the sound absorbing cavity (21), and the inner wall of the inner pipe (18) is provided with a bump (23).
3. A portable sound unit with noise reduction according to claim 1, characterized in that the sound absorbing chamber (15) is provided with several sound absorbing blocks (24) on the inside or outside, the sound absorbing blocks (24) being provided with second sound absorbing holes (25).
4. Portable sound equipment capable of reducing noise according to claim 1, characterized in that the processing module (6) comprises a sound collector (26), an inverter (27), an electronic frequency divider (28) and a power amplifier (29), the top end of the first mounting seat (13) is provided with a plurality of sound collectors (26), a plurality of inverters (27) and a plurality of electronic frequency dividers (28), the sound absorbing chamber (15) is internally provided with a control device (4) and a plurality of power amplifiers (29), and the first mounting plate (14) is provided with a plurality of first matching holes (31).
5. The portable sound equipment capable of reducing noise according to claim 1, wherein a first limiting block (33) is arranged on the inner side of one end of the second shell (2), a portable rope (35) is arranged between the second shell (2) and the first limiting block (33), first limiting strips (36) are arranged at two ends of the portable rope (35), second limiting blocks (37) are arranged at two ends of the first limiting strips (36), a spring (38) is arranged in the second shell (2), and the spring (38) is fixedly connected with one end of the portable rope (35).
6. The portable sound equipment capable of reducing noise according to claim 1, wherein a key module (39) is arranged on one side of the second casing (2), a first groove (40) and a plurality of support bars (41) are arranged on the other side of the second casing (2), sliding bars (42) are arranged at openings of the first groove (40), a plurality of interfaces (43) are arranged in the first groove (40), and end faces of two ends of the second casing (2) are planes perpendicular to the length direction of the second casing (2).
7. The portable sound unit according to claim 6, wherein the interface (43) comprises an AUX interface (44), a TF interface (45) and a DC 5V interface (46).
8. The portable sound equipment capable of reducing noise according to claim 1, wherein a plurality of first mounting holes (12), first matching columns (47) and second matching columns (48) are formed in the bottom end of the second shell (2), the first matching columns (47) and the third matching columns (49) are connected in a matched mode, the second matching columns (48) and the first matching holes (31) are connected in a matched mode, and a plurality of magnets (50) are arranged on the inner wall of the second shell (2).
9. The portable sound equipment capable of reducing noise according to claim 1, wherein a circle of first matching blocks (51) are arranged on the outer wall of the first mounting shell (8), the first mounting shell (8) is connected with the first shell (1) in a matching manner, a plurality of fourth matching columns (52) are arranged on the inner wall of the first mounting shell (8) outside the first mounting hole (12), and a plurality of first through holes (53) are formed in the first shell (1).
10. The portable sound equipment capable of reducing noise according to claim 1, wherein a circle of first matching blocks (51) are arranged on the outer wall of the second installation shell (9), the second installation shell (9) is connected with the third shell (3) in a matching manner, a plurality of third matching columns (49) are arranged on the inner wall of the second installation shell (9), a first matching groove (30) is formed in one end of the second installation shell (9), a first limiting block (33) is arranged in the first matching groove (30), second installation holes (32) are formed in the middle of the third shell (3) and the middle of the second installation shell (9), and a display screen (34) is arranged in the second installation holes (32) and the second installation seats (17).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311064538.4A CN116782069B (en) | 2023-08-23 | 2023-08-23 | Portable sound equipment that can make an uproar falls |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311064538.4A CN116782069B (en) | 2023-08-23 | 2023-08-23 | Portable sound equipment that can make an uproar falls |
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| CN116782069A true CN116782069A (en) | 2023-09-19 |
| CN116782069B CN116782069B (en) | 2023-11-14 |
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| CN202311064538.4A Active CN116782069B (en) | 2023-08-23 | 2023-08-23 | Portable sound equipment that can make an uproar falls |
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|---|---|
| CN116782069B (en) | 2023-11-14 |
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