WO2015027503A1 - Mini haut-parleur - Google Patents

Mini haut-parleur Download PDF

Info

Publication number
WO2015027503A1
WO2015027503A1 PCT/CN2013/082751 CN2013082751W WO2015027503A1 WO 2015027503 A1 WO2015027503 A1 WO 2015027503A1 CN 2013082751 W CN2013082751 W CN 2013082751W WO 2015027503 A1 WO2015027503 A1 WO 2015027503A1
Authority
WO
WIPO (PCT)
Prior art keywords
lens
display screen
face shell
hole
fixed
Prior art date
Application number
PCT/CN2013/082751
Other languages
English (en)
Chinese (zh)
Inventor
刘骏涛
Original Assignee
Liu Juntao
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Liu Juntao filed Critical Liu Juntao
Publication of WO2015027503A1 publication Critical patent/WO2015027503A1/fr

Links

Classifications

    • 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
    • H04R1/023—Screens for loudspeakers

Definitions

  • the present invention relates to the field of audio and, more particularly, to a mini stereo. ⁇ Background technique ⁇
  • I have designed a mini stereo comprising a main body having a first opening and a second opening at both ends and a cover and a face shell enclosing the main body at the first opening and the second opening,
  • the main body has a square shape, the width of the cover plate and the face shell is equal to the width of the main body, and the cover plate is provided with a first insertion portion having an outer distance equal to the inner width of the main body, and the cover is disposed on the cover a second insertion portion having an outer distance equal to an inner width of the main body, wherein the cover plate and the face shell are respectively fixed at the first opening and the second opening of the main body by inserting; further comprising a diaphragm, a horn and a circuit board and a diaphragm fixing frame, a battery; the shape of the diaphragm fixing frame is adapted to a shape of the main body, the width of the diaphragm fixing frame is equal to a width of the inside of the main body, and the dia
  • the inner diameter of the first limiting protrusion is equal to the diameter of the sound hole of the horn, and the horn is fixed on the cover plate with glue;
  • the battery is a rechargeable battery, and the length of the circuit board is equal to the width of the main body
  • the circuit board is fixed to the diaphragm fixing frame with glue Said circuit board opposite to a side of said circuit board against said diaphragm fixed to the frame; said battery and circuit board by wires, between the diaphragm and the eight La By wire connection, since the speaker and the circuit board are respectively fixed on both sides of the diaphragm fixing frame, a wire avoiding hole is arranged on the diaphragm fixing frame; the mini speaker can not only be connected to the computer but also can play the memory.
  • the card and the music in the U disk have a radio function, and the function board and the button protection shell are disposed on the circuit board, and the button housing hole corresponding to the button protection shell is disposed on the surface shell;
  • the mini stereo also includes a display that is placed on the faceplate, and the mini stereo can display the lyrics. This program is not public. However, the display screen is a relatively fragile electronic component that may be accidentally scratched or broken during use.
  • the technical problem to be solved by the present invention is to provide a mini speaker with a display protection device.
  • the object of the present invention is achieved by the following technical solutions: a mini speaker comprising a face shell and a display screen fixed to the face shell and flush with the face shell and a shape corresponding to the display screen An adapted lens; the face shell is provided with a lower lens placement table adapted to the shape of the lens, and the lens is fixed in the lens placement table with glue.
  • the width of the lens is larger than the width of the display screen, and the width of the lens is smaller than the width of the face shell. In this way, the lens can protect the display in all directions, and the lens will not protrude after the lens is fixed.
  • the face shell is provided with a display avoidance hole adapted to the display screen, and the display avoidance hole is located in the lens placement stage. This is also to protect the display in all directions.
  • the lens covers the entire face shell, and correspondingly, the edge of the lens placement table is close to the edge of the face shell. This is the specific size of the lens settings.
  • the distance between the two ends of the lens placement table is the same as the thickness of the lens.
  • the flatness of the face shell can be ensured, and the lens is not higher or lower than the outer surface of the face shell.
  • the face shell is provided with a button avoidance hole, and correspondingly, the lens is also provided with a corresponding avoidance space. After the lens is fixed in this way, the function keys on the mini stereo can be used normally.
  • the glue is a double-sided tape
  • the lens is fixed on the lens placement table with double-sided tape.
  • the double-sided tape has a good viscosity and does not overflow when the liquid glue is pressed, and does not contaminate the display.
  • the corner of the lens is chamfered, and correspondingly, the corner of the lens placement table is also chamfered. This enables the lens to be better attached to the face shell.
  • the lens is a TP lens.
  • T P lenses are rugged and highly transparent.
  • the invention is provided with a layer of lens on the display screen, which is equivalent to installing a protective film on the display screen, and the user or other objects will not directly touch the display screen, so there is no scratching or Broken the display.
  • FIG. 1 is a schematic overall view of a mini stereo according to an embodiment of the present invention.
  • FIG. 2 is a schematic overall view of another perspective view of the mini stereo according to the embodiment of the present invention.
  • FIG. 3 is a schematic exploded view of components of a mini stereo according to an embodiment of the present invention.
  • FIG. 4 is a schematic overall view of a main body of an embodiment of the present invention.
  • Figure 5 is a schematic diagram of a rabi in the embodiment of the present invention.
  • FIG. 6 is a schematic diagram of a Laban network according to an embodiment of the present invention.
  • Figure 7 is a schematic view of the back of the cover of the embodiment of the present invention.
  • Figure 8 is a front elevational view of the cover of the embodiment of the present invention.
  • FIG. 9 is a schematic view showing the assembly of a face shell and a button protection case according to an embodiment of the present invention.
  • Figure 10 is a schematic view showing the assembly of a face shell and a lens according to an embodiment of the present invention.
  • FIG. 11 is a schematic view showing the assembly of a circuit board and a face shell according to an embodiment of the present invention.
  • Figure 12 is a schematic view of a switch protection case according to an embodiment of the present invention.
  • FIG. 13 is a schematic illustration of a button protective case in accordance with an embodiment of the present invention.
  • a mini speaker comprising a face shell and a display screen fixed to the face shell and flush with the face shell and a lens adapted to the shape of the display screen;
  • a concave lens placement table adapted to the shape of the lens, the lens being fixed in the lens placement table with glue.
  • the invention is provided with a layer of lens on the display screen, which is equivalent to installing a protective film on the display screen, and the user or other objects will not directly touch the display screen, so there is no scratching or Broken the display.
  • the mini speaker 1 includes a housing, a speaker 7 fixed inside the housing, a battery 12, a circuit board 11, and a diaphragm 5 fixed between the speaker 7 and the circuit board 11.
  • the housing includes a main body 2 provided with a first opening 21 and a second opening 22 at both ends, a cover plate fixed at the first opening 21, and a face shell fixed at the second opening 22.
  • the inside of the main body 2 is hollow
  • the mini speaker 1 further includes a diaphragm fixing frame 6 that fixes the diaphragm 5.
  • the main body 2 has a square shape, and the main body 2 has the same length and width.
  • the vibrating membrane fixing frame 6 is closely fitted with the main body 2, and the vibrating membrane 5 is fixed to the vibrating membrane fixing frame 6 with glue, and the vibrating membrane fixing frame 6 is fixed to the inside of the main body 2 with glue. Since the diaphragm 5 is fixed between the horn 7 and the circuit board 11, and the horn 7 and the circuit board 11 are connected by wires, a wire escaping hole is provided in the diaphragm fixing frame 6, which facilitates the wire to pass through the diaphragm fixing frame 6.
  • the cover plate 3 includes a panel in which the sound hole 32 is disposed in the middle, and a first insertion portion 31 which is disposed on one side of the panel and has an outwardly protruding outer distance equal to the inner distance of the main body 2; the cover plate 3 is fixed to the main body by means of insertion The first opening 21; the aperture of the sound hole 32 is smaller than the diameter of the horn 7, and the cover plate 3 is further provided with an annular first limiting protrusion 33 which is the same as the center of the sound hole and has an inner diameter equal to the diameter of the horn 7.
  • a latitude placing platform having an outer diameter equal to the diameter of the horn 7 and having an inner diameter smaller than the diameter of the horn 7 is formed, so that the horn is fixed on the arranging platform by glue. It is possible to fix the horn on the cover.
  • An elongated opening is provided at an intermediate position of the first insertion portion 31, and a convex strip-shaped reinforcing rib is disposed at an inner side of the root portion of the first insertion portion 31, and a height of the first limiting protrusion 33 and the first insertion portion 31 are provided. The height between them is the same.
  • the cover plate 3 is integrally molded by plastic injection, and a chamfer of more than 90 degrees and less than 180 degrees is disposed at the edge of the panel of the cover 3 to prevent the cover 3 from scratching the user's hand during use.
  • the mini stereo 1 also includes a speaker net 8.
  • the horn mesh 8 is fixed to the front surface of the cover 3, and the horn mesh 8 covers the sound hole 32, and the shape of the horn mesh 8 is adapted to the shape of the cover plate 3. Since the main body 3 has a square shape, the cover plate 3 and the horn net 8 are both in a block shape, and the four corners of the horn net are provided with the ossicles 81 which are outwardly convex and perpendicular to the horn net 8 and cover.
  • a jack corresponding to the insertion bone 81 is provided on the panel of the panel 3.
  • a concave horn net placing table 36 having the same thickness as the horn mesh 8 is disposed on the front surface of the cover plate 3.
  • the shape of the face shell 4 is adapted to the shape of the main body 2, and is formed in a square shape, and the length and width of the face shell 4 are also equal to the length of the main body 2.
  • One side of the face shell 4 is provided with a second insertion portion 41 which has a downwardly projecting outer circumference equal to the inner distance of the main body 2, and the face shell 4 is inserted and fixed at the second opening 22 of the main body 2.
  • the face of the face shell 4 provided with the second insertion portion 41 is defined as the back surface of the face shell 4, and the face opposite to the back surface of the face shell 4 is defined as the front face of the face shell 4.
  • the shape and face of the circuit board 11 The shape of 4 is adapted to the circuit board 11 Screw holes are provided, and correspondingly, the back surface of the face shell 4 is provided with a screw hole post 42 protruding rearward, and the circuit board 11 is screwed to the face shell 4.
  • the width of the circuit board 11 is equal to the distance between the second insertion portions 41, the screw holes are located at the edge of the circuit board 11, the screw hole posts 42 are located in the second insertion portion 41 and are opposite to the positions of the screw holes; the second insertion portion
  • the height of 41 is equal to the sum of the height of the screw post 42 and the circuit board 11.
  • the mini stereo 1 also includes a usb data cable that is connected to the computer.
  • the mini stereo 1 has the function of playing songs on the u disk and the memory card, and the mini stereo can also be used as a radio when the headphones are plugged in.
  • the usb interface, the u disk interface, the memory card interface and the audio output hole are arranged on the circuit board, and correspondingly, the function module circuit corresponding to the function is also disposed on the circuit board.
  • the usb interface, the u disk interface, the memory card interface and the audio output hole are located on one side of the circuit board, and the usb interface and the audio output hole are arranged side by side on one side of the circuit board, and the position of the memory card interface and the u disk interface and the audio output hole are provided. relatively.
  • the surface on which the board is provided with the u-disk interface and the audio output hole is defined as the front side of the board, and the side on which the board is provided with the memory card interface is defined as the reverse side of the board. Since the position of the memory card interface is opposite to the position of the u disk interface and the audio output hole, the first avoidance hole 46 having a root lower than the memory card interface and the shape of the usb interface are provided at the corresponding position of the second insertion portion 41.
  • the second escape hole 47 is ok; at the corresponding position of the main body 2 is provided with a usb interface, an audio output hole, a u disk interface and a memory card connection shape - a corresponding usb socket 23, a headphone jack 24, a u disk socket 25 and the memory card socket 26, add a mark corresponding to the socket next to the corresponding socket.
  • the mini stereo 1 further includes a memory card cover 15 disposed at the interface of the memory card, and the memory card cover 15 is elongated.
  • the memory card cover 15 is internally provided with a memory card escape hole adapted to the memory card interface, and the inner width of the memory card cover 15 is equal to the height of the memory card interface.
  • the memory card cover is fixed at the first avoidance hole 46, and the height of the memory card cover 15 is equal to the shortest distance between the edge of the first escape hole 46 and the root of the usb interface; the length of the first escape hole 46 is greater than that of the memory card interface
  • the length is equal to the length of the outer portion of the memory card cover 15.
  • the length of the first escape hole 46 may also be greater than the length of the outer portion of the memory card cover 15.
  • the root of the first escape hole 46 is flush with the root of the second insertion portion 41.
  • a function key corresponding to the mini audio function is provided, the function key It includes mode button, upper adjustment button, lower adjustment button and pause button.
  • the adjustment button can be used together with the mode button to adjust the volume, song playback order and broadcast station; the mode button can also adjust the song playback mode.
  • the function keys are outwardly projecting DOOM sheets that are placed on the board. Since the DOOM sheet is relatively easy to damage, if the DOOM sheet is pressed directly by hand or other objects, the DOOM sheet may be damaged and the DOOM sheet is small.
  • the board and the case are separated by a screw hole hole provided on the face shell. When the circuit board is fixed, the function key is inside the face shell, and it is inconvenient to operate the function key by hand.
  • the mini stereo 1 further includes a button protection case 10 corresponding to the function key.
  • the button protective case 10 is integrally designed, and comprises a pressing member 101 which is hollow and provided with an opening on one side, and a pressing bone 105 which is in contact with the function key is disposed on the surface of the opening of the pressing member 101, and the connection is provided.
  • a button escaping hole is disposed at a corresponding position of the face shell 4, the outer diameter of the pressing member 101 is equal to the inner diameter of the button escaping hole, and the opening of the pressing member 101 is provided with an outwardly protruding annular platform 102, the height of the pressing member 101 Greater than the distance of the function key to the outer surface of the face shell 4.
  • the pressing member 101 has an elongated shape and the length of the pressing member 101 is larger than the width of the pressing member 101; the pressing bone 105 is in the same direction as the width of the pressing member 101, and the pressing bone 105 protrudes from the pressing member 101.
  • the connecting member 103 includes a vertical rod disposed on one side of the long side of the pressing member 101 and protruding rearward and a cross bar connecting the vertical rod; the length of the vertical rod is the same, and the length of the vertical rod and the cross rod The sum of the widths is equal to the shortest distance of the button escaping hole to the inner wall of the face shell (that is, the inner wall of the second insertion portion on the face shell).
  • the crossbar is provided with an outwardly projecting annular positioning hole 104, and the face shell 4 is provided with a protrusion for positioning the wave point.
  • a button sticker fixed by glue is further disposed on the function key, and the width of the button sticker is equal to the width of the function button and the length of the button sticker is equal to the total length of the function button, so that the DOOM sheet can be directly contacted directly with the button protection shell 10, and Does not affect the sensitivity of the function keys.
  • the battery 12 is elongated.
  • the length of the battery 12 is the same as the internal distance of the main body 2, and the width of the battery 12 is smaller than the length of the battery 12.
  • the battery 12 is fixed between the diaphragm fixing frame 6 and the circuit board with glue, and one side of the battery 12 is in direct contact with the side of the diaphragm fixing frame 6, and the battery 12 has a force point and is not inside the mini speaker 1.
  • the battery and the circuit board are connected by wires, and the horn and the circuit board are also connected by wires, and the wires are fixed on the circuit board 11 through the connector.
  • the connector includes a soldered to the circuit board 11
  • the fixing portion and the insertion portion provided at the end of the wire are securely welded to the circuit board 11 by the connector connecting wires.
  • the shortest distance between the diaphragm fixing frame 6 and the u disk socket 25 is greater than or equal to the thickness of the battery so that the battery does not block the u disk socket 25 provided in the main body 2.
  • the battery 12 is a rechargeable battery that is charged by a usb interface provided on the circuit board 11.
  • the control panel is provided on the circuit board 11, and the control switch is a push-pull switch; there are two states, which respectively correspond to the on and off states of the mini-audio.
  • the second insertion portion 41 is provided with a third escape hole adapted to the shape of the control switch.
  • the control switch can control the working state of the mini stereo 1, and the mini stereo 1 can be turned off when the mini stereo 1 is not used, which can save power.
  • a switch protection case 13 as shown in FIG. 12 is disposed on the control switch, and the switch protection case 13 is sleeved on the control switch; the switch protection case 13 includes a piece of plate 131 and a protrusion disposed at the bottom of the block plate 131.
  • the mini stereo 1 also includes a lyric display function.
  • the mini speaker further includes a lyric display module, and the lyric display module includes a lyric display function module circuit and a display screen 9 disposed on the circuit board.
  • the display panel 9 is provided with a display avoidance hole adapted to the shape of the display panel 9, and the display screen 9 has a square shape. Correspondingly, the width of the display avoidance hole is also square.
  • the display avoidance hole is provided with a display fixing frame 43 for the ring display avoidance hole protruding from the inside of the face shell 3, and the height of the display fixing frame 43 is the same as the thickness of the display screen 8, and between the display fixing frame 43
  • the display is fixed at a distance from the display screen 9; a display fixing portion 44 is disposed across the display fixing frame 43 at a root portion of the display fixing frame 43, and the display fixing portion 44 and the display fixing frame 43 are perpendicular to each other;
  • the shortest distance from the root of the display fixing frame 43 to the outer surface of the face shell 4 is the same as the thickness of the display screen 9, so that the outer side of the display screen 9 is glued to the display fixing frame 43, and the display screen 9 is fixed.
  • the outer surface of the back shell is guaranteed to be flush.
  • the display screen 9 and the circuit board 11 are connected by a flexible circuit board, and a wire exit hole 45 is provided in the display fixing portion 44.
  • the position of the outlet hole 45 is adjacent to the position of the button relief hole on the face shell 4.
  • the heavy hole 48 can reduce the overall weight of the mini stereo and is easy to carry.
  • the side of the display screen 9 that is in contact with the display fixing portion is defined as the front side of the display screen 9, and the opposite side of the front side of the display screen 9 is the aspect of the display screen, in order to avoid direct contact between the display screen 9 and the face shell.
  • the display screen 9 is worn, and a sheet of paper adapted to the shape of the display screen 9 is placed on the back of the display screen 9, and the paper is thin and hardly takes up space.
  • the mini stereo 1 further includes a lens 14 disposed on the face shell 4 and covering the display screen 9; the shape of the lens 14 is adapted to the shape of the display screen 9, the width of the lens 14 is greater than the width of the display screen 9, and the width of the lens 14 is less than The width of the face shell 4.
  • the lens 14 covers the entire face shell 4, and the face shell is provided with a concave lens placing table of the same size as the lens 14, and the distance between the end portions of the lens placing table is the same as the thickness of the lens 14.
  • the lens 14 is fixed on the lens placing table with glue, and the selected glue is double-sided tape. This is because the double-sided tape has better adhesion and does not overflow when the liquid glue is pressed, and does not pollute the display. .
  • the lens 14 is provided with an escape hole adapted to the shape of the function key on the circuit board.
  • a chamfer is provided at the corner of the lens 14, and correspondingly, the corner of the lens placing table is also provided with a chamfer.
  • a lanyard hole 28 is provided in the main body 2, and the lanyard holes are two at the ends of one of the four corners of the main body 2, so that the lanyard is conveniently fixed to the lanyard hole 28 on the main body. Since the main body is in the shape of a square, the corners of the main body are angular, and chamfers are provided at the corners of the main body 2 to prevent the lanyard from being worn out. Since the corners of the main body 2 are chamfered, correspondingly, the corners of the cover 3 and the face shell 4 fixed to the main body 2 are also chamfered.
  • the lanyard hole 28 is located at the end of the second opening 22 of the main body 2, and the face shell is fixed at the second opening 22 of the main body 2, and the second lanyard hole is disposed at a corresponding position of the second insertion portion. And the width of the second lanyard hole avoiding space is greater than the distance between the lanyard holes, so that the lanyard can be taken out from the inside of the main body 2.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

L'invention concerne un mini haut-parleur qui comporte un boîtier (4) et un écran d'affichage (9) fixé sur ledit boîtier, dans l'alignement dudit boîtier (4), et une lentille (14) compatible avec la forme dudit écran d'affichage (9) ; le boîtier comporte un logement de placement de lentille évidé compatible avec la forme de ladite lentille (14), ladite lentille étant fixée dans ledit logement de placement de lentille en utilisant de la colle. Le panneau d'affichage (9) muni d'une couche de lentille (14) est équivalent à une couche de film protectrice montée sur l'écran d'affichage (9) ainsi un utilisateur ou un autre objet ne viendra pas en contact direct avec l'écran d'affichage (9) pour érafler ou casser l'écran d'affichage (9).
PCT/CN2013/082751 2013-08-29 2013-08-30 Mini haut-parleur WO2015027503A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310386522.5 2013-08-29
CN2013103865225A CN103414964A (zh) 2013-08-29 2013-08-29 一种迷你音响

Publications (1)

Publication Number Publication Date
WO2015027503A1 true WO2015027503A1 (fr) 2015-03-05

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ID=49607942

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/082751 WO2015027503A1 (fr) 2013-08-29 2013-08-30 Mini haut-parleur

Country Status (2)

Country Link
CN (1) CN103414964A (fr)
WO (1) WO2015027503A1 (fr)

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CN103414969A (zh) * 2013-08-29 2013-11-27 刘骏涛 一种迷你音响
CN103491467A (zh) * 2013-08-29 2014-01-01 刘骏涛 一种迷你音响
CN103458329A (zh) * 2013-09-12 2013-12-18 刘骏涛 一种音箱
CN103686525A (zh) * 2013-11-29 2014-03-26 谢虹 一种蓝牙音箱
CN103702244A (zh) * 2013-12-16 2014-04-02 刘骏涛 一种便携式微型音箱
CN103763643A (zh) * 2013-12-30 2014-04-30 刘骏涛 一种微型音响
WO2015127640A1 (fr) * 2014-02-28 2015-09-03 刘骏涛 Dispositif électronique audio miniature
CN103957484A (zh) * 2014-03-31 2014-07-30 刘骏涛 一种便携式迷你音响
CN103957482A (zh) * 2014-03-31 2014-07-30 刘骏涛 一种便携式迷你音响
CN103957483A (zh) * 2014-03-31 2014-07-30 刘骏涛 一种便携式迷你音响
CN110035351B (zh) * 2019-04-25 2022-03-18 北京声智科技有限公司 智能音箱

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CN103414967A (zh) * 2013-08-29 2013-11-27 刘骏涛 一种迷你音响
CN103414966A (zh) * 2013-08-29 2013-11-27 刘骏涛 一种迷你音响
CN103414965A (zh) * 2013-08-29 2013-11-27 刘骏涛 一种迷你音响
CN103491467A (zh) * 2013-08-29 2014-01-01 刘骏涛 一种迷你音响
CN203457273U (zh) * 2013-08-29 2014-02-26 刘骏涛 一种迷你音响
CN203522969U (zh) * 2013-08-29 2014-04-02 刘骏涛 一种迷你音响

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