WO2022225234A1 - Bar de son - Google Patents

Bar de son Download PDF

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Publication number
WO2022225234A1
WO2022225234A1 PCT/KR2022/005086 KR2022005086W WO2022225234A1 WO 2022225234 A1 WO2022225234 A1 WO 2022225234A1 KR 2022005086 W KR2022005086 W KR 2022005086W WO 2022225234 A1 WO2022225234 A1 WO 2022225234A1
Authority
WO
WIPO (PCT)
Prior art keywords
enclosure
speaker driver
heat transmitter
heat transfer
sound bar
Prior art date
Application number
PCT/KR2022/005086
Other languages
English (en)
Korean (ko)
Inventor
윤의한
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Publication of WO2022225234A1 publication Critical patent/WO2022225234A1/fr

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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
    • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Definitions

  • the present disclosure relates to a sound bar that reproduces sound.
  • Flat panel display devices such as LCD televisions (TVs), LED televisions, quantum dot televisions, OLED televisions, monitors, etc. have become thinner and thinner, The performance of the built-in speaker is limited.
  • the speaker driver Since the sound bar is formed to reproduce a wide range of sound with a small size, the speaker driver generates a lot of heat.
  • the sound bar is formed as slim as possible, the size of the enclosure is reduced. Accordingly, when sound is reproduced by the speaker driver, a phenomenon in which the enclosure resonates may occur. If the enclosure resonates when the speaker driver reproduces sound, there is a problem in that the quality of the sound reproduced by the sound bar is deteriorated.
  • the present disclosure has been made in view of the above problems, and an object of the present disclosure is to provide a sound bar capable of easily dissipating heat and controlling resonance of an enclosure.
  • a sound bar includes a speaker driver including a diaphragm for generating sound; an enclosure surrounding and fixing the speaker driver; and a heat transmitter installed inside the enclosure and having a first end in contact with a non-vibrating part of the speaker driver and a second end fixed to an inner surface of the enclosure, wherein the heat transfer material is made of a rigid heat transfer material and may transfer heat generated by the speaker driver to the enclosure.
  • the heat transmitter may further include a third end fixed to the other inner surface of the enclosure to which the second end is not fixed.
  • the heat transfer unit may be formed in a T-shape.
  • the heat transfer device may be formed in a shape that can avoid a resonance mode of the enclosure.
  • the enclosure may be formed in a rectangular parallelepiped shape with an empty interior, and the heat transmitter may be in contact with the non-vibration part of the speaker driver and may be formed to support two surfaces of the enclosure facing each other.
  • the enclosure may be formed in a rectangular parallelepiped shape with an empty interior, and the heat transfer unit may be in contact with the non-vibration part of the speaker driver, and may be formed to support two surfaces facing each other and one surface of the enclosure. .
  • the heat transfer device may be formed in any one of a ten ( ⁇ ) shape, a rhombus shape, and a lattice shape.
  • the enclosure may be formed in a rectangular parallelepiped shape with an empty interior, and the heat transmitter may be in contact with the non-vibration part of the speaker driver and may be formed to support two pairs of surfaces of the enclosure facing each other.
  • the heat transmitter may include a cross portion for supporting the two pairs of surfaces facing each other of the enclosure and an extension portion extending from the center of the cross portion to contact the non-vibration portion of the speaker driver.
  • the enclosure may be formed in a rectangular parallelepiped shape with an empty interior, and the heat transmitter may be in contact with the non-vibration part of the speaker driver and may be formed to support five surfaces of the enclosure.
  • thermoelectric device installed inside the enclosure on the opposite side of the heat transmitter with the speaker driver as the center, the additional thermoelectric having a first end in contact with a non-vibration part of the speaker driver and a second end fixed to the inner surface of the enclosure may include;
  • the additional heat transfer unit may be formed in the same shape as the heat transfer unit.
  • the speaker driver may be installed in the center of the front surface of the enclosure, and the heat transfer unit and the additional heat transfer unit may be installed symmetrically with respect to the speaker driver.
  • the speaker driver may include: a bobbin installed under the diaphragm and moving integrally with the diaphragm; a voice coil wound around the bobbin; a permanent magnet installed near the voice coil; a yoke forming a magnetic circuit together with the permanent magnet; and a frame for supporting and fixing the diaphragm, the permanent magnet, and the yoke, wherein the first end may contact any one of the frame, the yoke, and the permanent magnet.
  • the second end of the heat transmitter may be screwed to the enclosure.
  • the sound bar installs at least one heat transmitter adjacent to the speaker driver to transfer heat generated from the speaker driver to the enclosure through the heat transmitter and radiate it to the outside, thereby lowering the temperature of the speaker driver. have.
  • the sound bar according to an embodiment of the present disclosure includes a heat transfer unit formed to avoid the resonance mode of the enclosure, resonance of the sound bar occurring at a specific frequency can be avoided.
  • FIG. 1 is a perspective view showing a sound bar according to an embodiment of the present disclosure
  • FIG. 2 is a rear perspective view showing the sound bar according to an embodiment of the present disclosure with the rear surface of the enclosure removed;
  • Fig. 3 is a longitudinal sectional view showing the sound bar of Fig. 1 taken along line I-I;
  • Fig. 4 is a partial cross-sectional view of the sound bar of Fig. 3 taken along line II-II;
  • FIG. 5 is a rear perspective view showing a sound bar according to the prior art
  • FIG. 6 is a longitudinal cross-sectional view showing a sound bar according to another embodiment of the present disclosure.
  • FIG. 7 is a plan view illustrating a sound bar according to another embodiment of the present disclosure.
  • FIG. 8 is a plan view illustrating a sound bar according to another embodiment of the present disclosure.
  • FIG. 9 is a rear perspective view illustrating a sound bar according to another embodiment of the present disclosure with the rear surface of the enclosure removed;
  • FIG. 10 is a rear view showing a sound bar according to another embodiment of the present disclosure.
  • FIG. 11 is a rear view showing a sound bar according to another embodiment of the present disclosure.
  • FIG. 12 is a rear perspective view illustrating a sound bar according to another embodiment of the present disclosure with the rear surface of the enclosure removed;
  • FIG. 13 is a rear perspective view illustrating a sound bar according to another embodiment of the present disclosure with the rear surface of the enclosure removed;
  • FIG. 14 is a rear view showing a sound bar according to another embodiment of the present disclosure.
  • FIG. 15 is a plan view illustrating a sound bar according to another embodiment of the present disclosure.
  • first, second, etc. may be used to describe various elements, but the elements should not be limited by the terms. The above terms may be used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present disclosure, a first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.
  • FIG. 1 is a perspective view illustrating a sound bar according to an embodiment of the present disclosure
  • 2 is a rear perspective view illustrating the sound bar according to an embodiment of the present disclosure with the rear surface of the enclosure removed.
  • 3 is a longitudinal cross-sectional view of the sound bar of FIG. 1 taken along line I-I
  • FIG. 4 is a partial cross-sectional view of the sound bar of FIG. 3 taken along line II-II.
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , and a heat transfer unit 30 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may fix the speaker driver 20 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape. That is, the enclosure 10 may be formed as a rectangular parallelepiped with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the rear portion of the speaker driver 20 is surrounded by the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • a speaker driver 20 that vibrates the diaphragm 21 using a permanent magnet and a voice coil will be described in detail with reference to FIG. 4 .
  • the speaker driver 20 may include a diaphragm 21 , a bobbin 22 , a voice coil 23 , a permanent magnet 24 , a yoke 25 , and a frame 26 .
  • the diaphragm 21 is formed to reproduce sound by vibration.
  • Various materials may be used as the material of the diaphragm 21 .
  • the diaphragm 21 may be manufactured using paper, pulp, talc, mica, polypropylene, graphite, glass fiber, carbon, aluminum, or the like.
  • the shape of the diaphragm 21 is not particularly limited.
  • the diaphragm 21 may be formed in one of a circular shape, an oval shape, a track shape, and a rectangular shape.
  • the diaphragm 21 may be formed in an irregular shape.
  • the bobbin 22 is installed under the diaphragm 21 and may be formed to move integrally with the diaphragm 21 .
  • a voice coil 23 is wound around the bobbin 22 .
  • the bobbin 22 may transmit an electromagnetic force induced to the voice coil 23 by the magnetic field circuit to the diaphragm 21 to vibrate the diaphragm 21 .
  • the bobbin 22 may be formed of light paper or polymer so as not to increase the weight of the diaphragm 21 .
  • the voice coil 23 is formed by being wound around the bobbin 22 .
  • An audio signal input from an external electronic circuit may be applied to the voice coil 23 .
  • the permanent magnet 24 may be installed near the voice coil 23 to apply a magnetic field to the voice coil 23 .
  • the permanent magnet 24 may be installed inside the voice coil 23 .
  • the permanent magnet 24 is formed in a cylindrical shape and may be located inside the voice coil 23 .
  • the permanent magnet 24 may be installed to surround the voice coil 23 .
  • the permanent magnet may be formed in a ring shape, and the voice coil may be positioned inside the permanent magnet.
  • a neodium magnet may be used as the permanent magnet 24 .
  • a ferrite magnet may be used as the permanent magnet 24 .
  • the yoke 25 is installed under the permanent magnet 24 to support the permanent magnet 24 , and is formed to form a magnetic circuit together with the permanent magnet 24 .
  • the frame 26 is formed to support and fix the diaphragm 21 , the permanent magnet 24 , and the yoke 25 .
  • the frame 26 is formed to support the rim of the diaphragm 21 so that the diaphragm 21 can vibrate with respect to the frame 26 .
  • the diaphragm 21 is supported by the frame 26, and an edge 27 is provided between the diaphragm 21 and the frame 26 so that the diaphragm 21 can move up and down smoothly with respect to the frame 26.
  • a damper 28 for supporting the vertical movement of the bobbin 22 may be installed between the frame 26 and the bobbin 22 .
  • the speaker driver 20 may include a non-vibration unit that does not vibrate when sound is reproduced, that is, when the diaphragm 21 vibrates.
  • a non-vibration unit that does not vibrate when sound is reproduced, that is, when the diaphragm 21 vibrates.
  • the permanent magnet 24, the yoke 25, and the frame 26 do not vibrate. Accordingly, the permanent magnet 24 , the yoke 25 , and the frame 26 can form a non-vibrating portion of the speaker driver 20 .
  • the speaker driver 20 may be fixed to the enclosure 10 by a frame 26 .
  • a frame 26 For example, an opening corresponding to the cross-sectional shape of the frame 26 of the speaker driver 20 may be formed in the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may be fixed to the front side of the enclosure 10 .
  • the heat transmitter 30 is installed inside the enclosure 10 , and may be formed to transfer heat generated by the speaker driver 20 to the enclosure 10 . To this end, the heat transmitter 30 may be formed to include at least two ends 31 and 32 .
  • the heat transmitter 30 may include a first end 31 that is in contact with the non-vibrating portion of the speaker driver 20 and a second end 32 that is fixed to the inner surface of the enclosure 10 .
  • the heat generated by the speaker driver 20 is transferred to the heat transmitter 30 through the first end 31, and the heat transferred to the heat transmitter 30 is It may be delivered to the enclosure 10 through the second end 32 . Since the enclosure 10 has a large area and is in contact with the outside air, the heat transferred to the enclosure 10 can be easily discharged to the outside. Accordingly, the temperature of the speaker driver 20 accommodated in the enclosure 10 may be lowered.
  • the heat transmitter 30 may be formed in a shape that can improve the rigidity of the enclosure 10 and avoid the resonance mode of the enclosure 10 .
  • the heat transmitter 30 may be formed to avoid resonance of the sound bar 1 .
  • the enclosure 10 may have various resonance modes according to the size, shape, material, etc. of the enclosure 10 and the type of the speaker driver 20 installed in the enclosure 10 . Accordingly, the heat transmitter 30 may be formed in various shapes corresponding to various resonance modes so as to avoid various resonance modes of the enclosure 10 .
  • the heat transmitter 30 may be formed to transfer heat generated by the speaker driver 20 to the enclosure 10 and to avoid resonance of the enclosure 10 at the same time.
  • the heat transfer device 30 may be formed of a heat transfer material having rigidity.
  • the heat transfer device 30 may be formed of a metal such as aluminum (Al), copper (Cu), or the like, or a plastic having good heat transfer ability and being rigid.
  • the heat transmitter 30 may be in contact with the non-vibrating part of the speaker driver 20 and may be formed to support two surfaces of the enclosure 10 facing each other. That is, the heat transmitter 30 may be formed in a T-shape having three ends.
  • the enclosure 10 may be formed in a rectangular parallelepiped shape with an empty interior. Accordingly, the enclosure 10 may include a front surface 11 , an upper surface 12 , a rear surface 13 , a lower surface 14 , a right surface 15 , and a left surface 16 .
  • the front surface 11 and the rear surface 13, the upper surface 12 and the lower surface 14, and the left surface 16 and the right surface 15 of the enclosure 10 face each other in parallel.
  • the speaker driver 20 is installed on the front side 11 of the enclosure 10 . Accordingly, the diaphragm 21 of the speaker driver 20 is exposed to the front surface 11 of the enclosure 10 .
  • the first end 31 of the heat transmitter 30 formed in a T-shape may be formed to contact the non-vibration part of the speaker driver 20 .
  • the first end 31 may be fixed to the non-vibration part of the speaker driver 20 .
  • the first end 31 may be fixed in contact with the yoke 25 of the speaker driver 20 . Accordingly, the heat generated by the speaker driver 20 is transferred to the heat transmitter 30 through the first end 31 in contact with the yoke 25 .
  • the second end 32 of the heat transmitter 30 may be fixed to the inner surface of one surface of the enclosure 10 .
  • the second end 32 of the heat transmitter 30 may be fixed to the upper surface 12 of the enclosure 10 .
  • the second end 32 of the heat transmitter 30 may be fixed to the upper surface 12 of the enclosure 10 with a screw 50 .
  • a hole through which the screw 50 passes may be provided in the upper surface 12 of the enclosure 10
  • a screw hole through which the screw 50 is fastened may be provided in the second end 32 .
  • the third end 33 of the heat transmitter 30 may be fixed to the other inner surface of the enclosure 10 to which the second end 32 is not fixed.
  • the third end 33 of the heat transmitter 30 may be fixed to the lower surface 14 of the enclosure 10 .
  • the third end 33 of the heat transmitter 30 may be fixed to the lower surface 14 of the enclosure 10 with a screw 50 .
  • a hole through which the screw 50 passes may be provided in the lower surface 14 of the enclosure 10
  • a screw hole through which the screw 50 is fastened may be provided in the third end 33 .
  • the sound bar 1 may lower the maximum temperature of the speaker driver 20 than the sound bar according to the related art without the heat transfer unit 30 .
  • the T-shaped heat transmitter 30 when installed inside the enclosure 10 as a sound bar according to an embodiment of the present disclosure, the rigidity of the enclosure 10 is increased, and resonance of the enclosure 10 is avoided. can do.
  • the sound bar 1 may include an additional heat transmitter 40 .
  • the additional heat transmitter 40 may be installed on the opposite side of the heat transmitter 30 with the speaker driver 20 as the center inside the enclosure 10 .
  • the additional heat transmitter 40 includes a first end 41 that is in contact with the non-vibration part of the speaker driver 20 and a second end 42 fixed to the inner surface of the enclosure 10 in the same way as the heat transmitter 30 . can do.
  • the portion of the non-transmission portion of the speaker driver 20 that the first end 41 of the additional heat transmitter 40 contacts is different from the portion that the first end 31 of the heat transmitter 30 contacts.
  • the additional heat transfer unit 40 may be formed in the same shape as the heat transfer unit 30 .
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the heat transmitter 30 and the additional heat transmitter 40 may be installed symmetrically around the speaker driver 20 .
  • the additional heat transmitter 40 may be formed in a T-shape having three ends in the same manner as the heat transmitter 30 .
  • the additional heat transmitter 40 may be formed in a shape different from that of the heat transmitter 30 as long as resonance of the enclosure 10 can be reduced or prevented.
  • the heat transmitter 30 and the additional heat transmitter 40 are installed on both sides of the speaker driver 20 inside the enclosure 10 , the heat generated by the speaker driver 20 is removed from the enclosure 10 . ), so that it can be discharged to the outside air, the temperature of the speaker driver 20 can be lowered.
  • the rigidity of the enclosure 10 is , and resonance of the enclosure 10 can be avoided.
  • the inventors have proposed a sound bar according to the prior art without the heat transfer unit 30 and the additional heat transfer unit 40 , in one embodiment of the present disclosure with the heat transfer unit 30 and the additional heat transfer unit 40 .
  • the maximum temperature and displacement of the sound bar 1 according to the example were compared.
  • FIG. 5 is a rear perspective view illustrating a sound bar according to the related art.
  • the rear surface of the enclosure 110 is removed to show the internal structure of the sound bar 100 .
  • the sound bar 100 shown in FIG. 5 is the same as the sound bar 1 according to an embodiment of the present disclosure shown in FIGS. 1 to 4 except that it does not include a heat transmitter and an additional heat transmitter. That is, the enclosure 110 and the speaker driver 120 of the sound bar 100 according to the prior art are the same as the enclosure 10 and the speaker driver 20 of the sound bar 1 according to an embodiment of the present disclosure. .
  • the sound bar (1, 100) is the hottest in the vicinity of the yoke of the speaker driver (20, 120) inside the enclosure (10, 110) when the speaker driver (20, 120) is operating. Accordingly, the temperature near the yoke of the speaker drivers 20 and 120 is the highest temperature of the sound bars 1 and 100 .
  • the maximum temperature of the sound bar 100 according to the prior art is 83.4° C.
  • the present disclosure The maximum temperature of the sound bar 1 according to one embodiment of the is 29.9 °C. Therefore, it can be seen that the sound bar 1 according to the present disclosure can lower the maximum temperature by about 53.5° C. compared to the sound bar 100 according to the prior art.
  • the maximum displacement of the sound bar 1 according to an embodiment of the present disclosure and the conventional one at a specific frequency at which resonance occurs was compared by computer simulation.
  • the maximum amplitude of the sound bar 100 according to the prior art is 12.095 mm
  • the present disclosure The maximum amplitude of the sound bar 1 according to an embodiment of , is 7.851 mm.
  • the maximum amplitude of the sound bar 100 according to the prior art is 8.533 mm
  • the maximum amplitude of the sound bar 1 according to the embodiment is 8.641 mm.
  • the sound bar 1 according to an embodiment of the present disclosure has a specific frequency at which resonance occurs compared to the sound bar 100 according to the prior art, for example, the sound bar 1 at a frequency of 2500-2600 Hz. ) can be reduced.
  • the heat transmitter 30 and the additional heat transmitter 40 are fixed to the enclosure 10 with screws 50 , but the heat transmitter 30 and the additional heat transmitter 40 are fixed to the enclosure 10 .
  • the method is not limited thereto. A variety of methods can be used as long as heat can be transferred to the enclosure 10 and the heat exchanger 30 and the additional heat exchanger 40 can be secured to the enclosure 10 .
  • the heat transfer unit 30 and the additional heat transfer unit 40 may be fixed to the enclosure 10 using a thermally conductive adhesive.
  • FIG. 6 is a longitudinal cross-sectional view showing a sound bar according to another embodiment of the present disclosure.
  • an adhesive layer ( 55) can be provided.
  • an adhesive layer 55 is also formed between the second end 42 of the additional heat exchanger 40 and the upper surface 12 of the enclosure 10 and between the third end 43 and the lower surface 14 of the enclosure 10 .
  • the adhesive layer 55 may be formed using an adhesive having thermal conductivity.
  • the sound bar 1 may have various shapes of the heat transmitter 30 and the additional heat transmitter 40 in order to increase the rigidity of the enclosure 10 and avoid the resonance mode.
  • the sound bar 1 may have various resonance modes according to the specification of the speaker driver 20 and the size, shape, material, etc. of the enclosure 10 .
  • the heat transmitter 30 and the additional heat transmitter 40 are formed in a shape that can avoid the resonance mode of the enclosure 10 . Accordingly, the heat transmitter 30 and the additional heat transmitter 40 may be formed in various shapes according to the specification, size, shape, material, etc. of the sound bar 1 .
  • a sound bar 1 including a heat transmitter having various structures and an additional heat transmitter will be described in detail with reference to FIGS. 7 to 13 .
  • FIG. 7 is a plan view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • the upper surface 12 of the enclosure 10 is removed to show the internal structure of the sound bar 1 .
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 30 , and an additional heat transmitter 40 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may fix the speaker driver 20 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 130 is installed inside the enclosure 10 , and transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 .
  • the heat transmitter 30 may be in contact with the non-vibrating part of the speaker driver 20 and may be formed to support two surfaces of the enclosure 10 facing each other.
  • the heat transmitter 30 of the sound bar 1 according to this embodiment is the same as the heat transmitter 30 of the sound bar 1 according to the embodiment shown in FIG. 2 described above. formed in the shape
  • the first end 31 of the heat transmitter 30 is in contact with the non-vibrating portion of the speaker driver 20 , the second end 32 is fixed to the front surface 11 of the enclosure 10 , and the third end 33 ) is fixed to the rear surface 13 of the enclosure 10 .
  • the second end 32 and the third end 33 of the heat transmitter 30 may be fixed to the front 11 and rear 13 of the enclosure 10 with screws 50 .
  • the sound bar 1 of this embodiment is thermoelectric in that the second end 32 and the third end 33 of the heat transmitter 30 are respectively fixed to the front surface 11 and the rear surface 13 of the enclosure 10 .
  • the sound bar 1 of the embodiment shown in FIG. 2 in which the second end 32 and the third end 33 of the dalgi 30 are respectively fixed to the upper surface 12 and the lower surface 14 of the enclosure 10, and different That is, in the sound bar 1 according to the present embodiment, the heat transmitter 30 is installed parallel to the lower surface 14 of the enclosure 10 , and the sound bar 1 according to the embodiment shown in FIG. 2 is a thermoelectric
  • the hanging 30 is installed perpendicularly to the lower surface 14 of the enclosure 10 .
  • the additional heat transmitter 40 may be installed on the opposite side of the heat transmitter 30 with the speaker driver 20 as the center inside the enclosure 10 .
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 40 is installed symmetrically with the heat transmitter 30 around the speaker driver 20 .
  • the heat transmitter 30 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 40 may be installed on the left side of the speaker driver 20 .
  • the additional heat transmitter 40 may be formed in a T-shape having three ends, the same as the heat transmitter 30 . Accordingly, the first end 41 of the additional heat transmitter 40 is in contact with the non-vibrating portion of the speaker driver 20 , and the second end 42 is fixed to the front surface 11 of the enclosure 10 , and the third The end 43 is fixed to the back 13 of the enclosure 10 .
  • the sound bar 1 of this embodiment is in that the second end 42 and the third end 43 of the additional heat transmitter 40 are fixed to the front 11 and the rear 13 of the enclosure 10, respectively.
  • the sound bar 1 of the embodiment shown in FIG. 2 in which the second end 42 and the third end 43 of the additional heat transfer machine 40 are respectively fixed to the upper surface 12 and the lower surface 14 of the enclosure 10 . ) is different from That is, in the sound bar 1 according to the present embodiment, an additional heat transmitter 40 is installed parallel to the lower surface 14 of the enclosure 10, and the sound bar 1 according to the embodiment shown in FIG. 2 is An additional heat transmitter 40 is installed perpendicularly to the lower surface 14 of the enclosure 10 .
  • the rigidity of the enclosure 10 is increased and resonance of the enclosure 10 is avoided. can do.
  • the heat generated by the speaker driver 20 is transferred to the enclosure 10 through the heat transmitter 30 and the additional heat transmitter 40 installed on the right and left sides of the speaker driver 20 and released to the outside air, It is possible to lower the maximum temperature of the sound bar (1).
  • FIG. 8 is a plan view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • the upper surface of the enclosure 10 is removed to show the heat transmitter 130 and the additional heat transmitter 140 installed on the sound bar 1 .
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 130 , and an additional heat transmitter 140 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may be formed in a substantially hollow rectangular parallelepiped shape.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 130 is installed inside the enclosure 10 , and transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 .
  • the heat transmitter 130 of the sound bar 1 according to the present embodiment is formed in a straight bar shape having two ends.
  • the heat transmitter 130 may be formed in various cross-sections, such as a circular shape or a square shape.
  • the first end 131 of the heat transmitter 130 is in contact with the non-vibrating portion of the speaker driver 20 , and the second end 132 is fixed to the right side 15 of the enclosure 10 .
  • the second end 132 of the heat transmitter 130 may be fixed to the right side 15 of the enclosure 10 with a screw 50 .
  • the additional heat transmitter 140 may be installed inside the enclosure 10 on the opposite side of the heat transmitter 130 with the speaker driver 20 as the center.
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 140 is installed symmetrically with the heat transmitter 130 around the speaker driver 20 .
  • the heat transmitter 130 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 140 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 140 may be formed in a straight bar shape in the same manner as the heat transfer unit 130 . Accordingly, the first end 141 of the additional heat transmitter 140 contacts the non-vibrating portion of the speaker driver 20 , and the second end 142 is fixed to the left side 16 of the enclosure 10 . The second end 142 of the additional heat exchanger 140 may be secured to the left side 16 of the enclosure 10 with screws 50 .
  • the rigidity of the enclosure 10 is increased and resonance of the enclosure 10 can be avoided.
  • the heat generated by the speaker driver 20 is transferred to the enclosure 10 through the heat transmitter 130 and the additional heat transmitter 140 installed on the left and right sides of the speaker driver 20 and released to the outside air, It is possible to lower the maximum temperature of the sound bar (1).
  • FIG. 9 is a rear perspective view illustrating a sound bar according to another embodiment of the present disclosure with the rear surface of the enclosure removed.
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 230 , and an additional heat transmitter 240 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 230 is installed inside the enclosure 10 , and transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 . To this end, the heat transmitter 230 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support two surfaces facing each other and the other surface of the enclosure 10 .
  • the heat transmitter 230 of the sound bar 1 according to the present embodiment is formed in a ten-shape having four ends.
  • the first end 231 of the heat transmitter 230 having a cross shape is in contact with the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 232 is connected to the enclosure 10 .
  • the third end 233 is fixed to the lower surface 14 of the enclosure 10
  • the fourth end 234 is fixed to the right side 15 .
  • the second end 232 , the third end 233 , and the fourth end 234 of the heat transmitter 230 are screwed 50 to the upper surface 12 , the lower surface 14 , and the enclosure 10 , respectively, of the enclosure 10 , respectively. It may be fixed to the right side (15).
  • the additional heat transmitter 240 may be installed inside the enclosure 10 on the opposite side of the heat transmitter 230 with the speaker driver 20 as the center.
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 240 is installed symmetrically with the heat transmitter 230 around the speaker driver 20 .
  • the heat transmitter 230 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 240 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 240 may be formed in a cross shape similar to that of the heat transfer unit 230 . Accordingly, the first end 241 of the additional heat transmitter 240 is in contact with the non-vibrating portion of the speaker driver 20 , and the second end 242 is fixed to the upper surface 12 of the enclosure 10 , and the third The end 243 is fixed to the lower surface 14 of the enclosure 10 , and the fourth end 244 is fixed to the left surface 16 .
  • the second end 242 , the third end 243 , and the fourth end 244 of the additional heat transfer unit 240 are screwed 50 to the upper surface 12 , the lower surface 14 , respectively of the enclosure 10 , respectively. And it can be fixed to the left side (16).
  • the rigidity of the enclosure 10 is increased, and resonance of the enclosure 10 can be avoided.
  • the heat generated by the speaker driver 20 is transferred to the enclosure 10 through the heat transmitters 230 and the additional heat transmitters 240 installed on the right and left sides of the speaker driver 20 to produce the sound bar 1 .
  • the maximum temperature of the sound bar 1 can be lowered.
  • the heat transmitter 230 and the additional heat transmitter 240 may be installed parallel to the lower surface 14 of the enclosure 10 . That is, the second ends 232 and 242 and the third ends 233 and 343 of the cross-shaped heat transmitter 230 and the additional heat transmitter 240 are the front 11 and rear 13 of the enclosure 10, respectively. ) to be fixed to the heat transfer unit 230 and the additional heat transfer unit 240 may be installed.
  • FIG. 10 is a rear view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • the rear surface 13 of the enclosure 10 is removed to show the heat transmitter 330 and the additional heat transmitter 340 installed on the sound bar 1 .
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 330 , and an additional heat transmitter 340 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 330 is installed inside the enclosure 10 , and transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 . To this end, the heat transmitter 330 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support two surfaces facing each other and the other surface of the enclosure 10 .
  • the heat transmitter 330 of the sound bar 1 according to the embodiment shown in FIG. 10 is formed in a rhombus shape having four ends.
  • the first end 331 of the heat transmitter 330 having a rhombus shape is in contact with the non-vibrating portion (for example, the yoke 25) of the speaker driver 20, and the second end 332 is the enclosure 10.
  • the second end 332 is fixed to the upper surface 12 of the
  • the third end 333 is fixed to the lower surface 14 of the enclosure 10
  • the fourth end 334 is fixed to the right side 15 of the enclosure 10 .
  • the second end 332 , the third end 333 , and the fourth end 334 of the heat transmitter 330 are the upper surface 12 , the lower surface 14 , and the right side of the enclosure 10 with screws 50 . (16) can be fixed respectively.
  • the additional heat transmitter 340 may be installed on the opposite side of the heat transmitter 330 with the speaker driver 20 as the center inside the enclosure 10 .
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 340 is installed symmetrically with the heat transmitter 330 around the speaker driver 20 .
  • the heat transmitter 330 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 340 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 340 may be formed in the same rhombus shape as the heat transfer unit 330 .
  • the first end 341 of the additional heat exchanger 340 contacts the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 342 of the enclosure 10 . It is fixed to the upper surface 12 , the third end 343 is fixed to the lower surface 14 of the enclosure 10 , and the fourth end 344 is fixed to the left side surface 16 of the enclosure 10 .
  • the second end 342 , the third end 343 , and the fourth end 344 of the additional heat transfer unit 340 are screwed 50 to the upper surface 12 , the lower surface 14 , and the enclosure 10 , and Each can be fixed to the left side (16).
  • the rigidity of the enclosure 10 is increased and resonance of the enclosure 10 is avoided.
  • the heat generated by the speaker driver 20 is transferred to the enclosure 10 through the heat transmitters 330 and the additional heat transmitters 340 installed on the right and left sides of the speaker driver 20 to prevent the sound bar 1 .
  • the maximum temperature of the sound bar 1 can be lowered.
  • the case in which the rhombus-shaped heat transmitter 330 and the additional heat transmitter 340 are installed perpendicularly to the lower surface 14 of the enclosure 10 has been described.
  • the heat transmitter 330 and the additional heat transmitter 340 may be installed parallel to the lower surface 14 of the enclosure 10 . That is, the second ends 332 and 342 and the third ends 333 and 343 of the rhombus-shaped heat transmitter 330 and the additional heat transmitter 340 are the front 11 and rear 13 of the enclosure 10, respectively. ) to be fixed to the heat transfer unit 330 and the additional heat transfer unit 340 may be installed.
  • FIG. 11 is a rear view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • the rear surface 12 of the enclosure 10 is removed to show the heat transmitter 430 and the additional heat transmitter 440 installed on the sound bar 1 .
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 430 , and an additional heat transmitter 440 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 430 is installed inside the enclosure 10 , transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 . To this end, the heat transfer unit 430 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support two surfaces of the enclosure 10 facing each other and the other side not facing each other.
  • the heat transmitter 430 of the sound bar 1 according to the embodiment shown in FIG. 11 is formed in a lattice shape having four ends.
  • the first end 431 of the heat transfer unit 430 having a grid shape is in contact with the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 432 is the enclosure 10 . is fixed to the upper surface 12 of the , the third end 433 is fixed to the lower surface 14 of the enclosure 10 , and the fourth end 434 is fixed to the right side surface 15 .
  • Each of the second end 432 , the third end 433 , and the fourth end 444 of the lattice-shaped heat transmitter 430 may include a plurality of stages.
  • the second end 432 includes three stages
  • the third end 433 includes three stages
  • the fourth end 434 includes two stages. Includes dog pods.
  • a plurality of ends of each of the second end 432, the third end 433, and the fourth end 434 of the heat transmitter 430 are screwed 50 to the upper surface 12, the lower surface of the enclosure 10 ( 14), and may be fixed to the right side surface 15, respectively.
  • the additional heat transmitter 440 may be installed inside the enclosure 10 on the opposite side of the heat transmitter 430 with the speaker driver 20 as the center.
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 440 is installed symmetrically with the heat transmitter 430 with the speaker driver 20 as the center.
  • the heat transmitter 430 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 440 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 440 may be formed in the same lattice shape as the heat transfer unit 430 .
  • the first end 441 of the additional heat transfer unit 440 contacts the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 442 of the enclosure 10 . It is fixed to the upper surface 12 , the third end 443 is fixed to the lower surface 14 of the enclosure 10 , and the fourth end 444 is fixed to the left side surface 16 of the enclosure 10 .
  • Each of the second end 442 , the third end 443 , and the fourth end 444 of the lattice-shaped additional heat exchanger 440 may include a plurality of stages. 11, the second end 442 includes three stages, the third end 443 includes three stages, and the fourth end 444 includes three stages. Includes two tiers. A plurality of ends of each of the second end 442 , the third end 443 , and the fourth end 444 of the additional heat transmitter 440 are screwed 50 to the upper surface 12 , the lower surface of the enclosure 10 . (14), and may be fixed to the left side surface (16), respectively.
  • the rigidity of the enclosure 10 is increased and resonance of the enclosure 10 is avoided.
  • the heat generated by the speaker driver 20 is transferred to the enclosure 10 through the heat transmitters 430 and additional heat transmitters 440 installed on the right and left sides of the speaker driver 20 to generate the sound bar 1 .
  • the maximum temperature of the sound bar 1 can be lowered.
  • the case in which the grid-shaped heat transmitter 430 and the additional heat transmitter 440 are installed perpendicularly to the lower surface 14 of the enclosure 10 has been described.
  • the heat transmitter 430 and the additional heat transmitter 440 may be installed parallel to the lower surface 14 of the enclosure 10 . That is, the second ends 432 and 442 and the third ends 433 and 443 of the grid-shaped heat transmitter 430 and the additional heat transmitter 440 are the front 11 and the rear 13 of the enclosure 10, respectively. ) to be fixed to the heat transfer unit 430 and the additional heat transfer unit 440 may be installed.
  • FIG. 12 is a rear perspective view illustrating a sound bar according to another exemplary embodiment of the present disclosure with the rear surface of the enclosure removed.
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 530 , and an additional heat transmitter 540 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may fix the speaker driver 20 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 530 is installed inside the enclosure 10 , and transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 .
  • the heat transfer unit 530 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support two pairs of faces, ie, four faces, of the enclosure 10 facing each other.
  • the heat transmitter 530 of the sound bar 1 is formed in a shape having five ends.
  • the heat transfer unit 530 extends from the center of the cross portion 530a and the cross portion 530a for supporting two pairs of surfaces of the enclosure 10 facing each other, and is connected to the non-vibrating portion of the speaker driver 20 and It may include an extension part 530b in contact.
  • the first end 531 of the extension 530b of the heat transmitter 530 is in contact with the non-vibrating portion (eg, the yoke 25) of the speaker driver 20, and the four ends of the cross portion 530b. are fixed to the front surface 11 , the upper surface 12 , the rear surface 13 , and the lower surface 14 of the enclosure 10 , respectively.
  • the second end 532 , the third end 533 , the fourth end 534 , and the fifth end 535 of the cross portion 530a of the heat transmitter 530 are screwed into the enclosure 10 with a screw 50 . It may be fixed to the front surface 11, the upper surface 12, the rear surface 13 and the lower surface 14, respectively.
  • the additional heat transfer unit 540 may be installed in the enclosure 10 on the opposite side of the heat transfer unit 530 with the speaker driver 20 as the center.
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 540 is installed symmetrically with the heat transmitter 530 with the speaker driver 20 as the center.
  • the heat transmitter 530 may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 540 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 540 may be formed of a cross portion 540a and an extension portion 540b in the same manner as the heat transfer unit 530 .
  • the first end 541 of the additional heat transfer device 540 contacts the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 542 of the enclosure 10 . It is fixed to the front surface 11 , a third end 543 is fixed to the upper surface 12 of the enclosure 10 , and a fourth end 544 is fixed to the rear surface 13 of the enclosure 10 , and a fifth End 545 is secured to lower surface 14 of enclosure 10 .
  • the second end 542 , the third end 543 , the fourth end 544 , and the fifth end 545 of the cross section 540a of the additional heat transfer unit 540 are screwed into the enclosure 10 with screws 50 .
  • ) may be fixed to the front surface 11 , the upper surface 12 , the rear surface 13 , and the lower surface 14 , respectively.
  • the enclosure 10 when a heat transmitter 530 having cross parts 530a and 540a and extension parts 530b and 540b and an additional heat transmitter 540 are installed inside the enclosure 10, the enclosure 10 ) can increase the rigidity and avoid resonance of the enclosure 10 .
  • the sound bar It is possible to lower the maximum temperature of (1).
  • FIG. 13 is a rear perspective view illustrating a sound bar according to another exemplary embodiment of the present disclosure with the rear surface of the enclosure removed.
  • the sound bar 1 may include an enclosure 10 , a speaker driver 20 , a heat transmitter 630 , and an additional heat transmitter 640 .
  • the enclosure 10 surrounds the speaker driver 20 and may form an exterior of the sound bar 1 .
  • the enclosure 10 may fix the speaker driver 20 .
  • the enclosure 10 may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10 so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10 .
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 630 is installed inside the enclosure 10 , transfers heat generated by the speaker driver 20 to the enclosure 10 , and may be formed to avoid a resonance mode of the enclosure 10 . To this end, the heat transmitter 630 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support five surfaces of the enclosure 10 . That is, the heat transmitter 630 may be formed to support the front surface 11 , the upper surface 12 , the rear surface 13 , the lower surface 14 , and the right surface 15 of the enclosure 10 .
  • the heat transmitter 630 includes a first end 631 in contact with the non-vibration part of the speaker driver 20 and the front 11, top 12, back 13, and bottom 14 of the enclosure 10. , and may be formed to include five ends supporting the right side (15).
  • the heat transmitter 630 of the sound bar 1 is formed in a shape having six ends.
  • the heat transfer unit 630 includes a cross portion 630a supporting two pairs of surfaces facing each other of the enclosure 10 and an extension portion extending vertically to the left and right from the center of the cross portion 630a. 630b).
  • One end of the extension 630b, that is, the first end 631 is in contact with the non-vibrating portion (eg, the yoke 25) of the speaker driver 20, and the other end of the extension 630b, that is, the second end. 632 may be secured to the right side 15 of the enclosure 10 .
  • the second end 632 may be fixed to the right side 15 of the enclosure 10 with a screw 50 .
  • the four ends of the cross portion 630a are respectively fixed to the front surface 11 , the upper surface 12 , the rear surface 13 , and the lower surface 14 of the enclosure 10 .
  • the third end 633 , the fourth end 634 , the fifth end 635 , and the sixth end 636 of the cross section 630a of the heat transmitter 630 are screwed into the enclosure 10 by screws 50 . It may be fixed to the front surface 11, the upper surface 12, the rear surface 13 and the lower surface 14, respectively.
  • the additional heat transmitter 640 may be installed on the opposite side of the heat transmitter 630 with the speaker driver 20 as the center inside the enclosure 10 .
  • the speaker driver 20 is installed in the center of the front surface 11 of the enclosure 10
  • the additional heat transmitter 640 is installed symmetrically with the heat exchanger 630 with the speaker driver 20 as the center.
  • the heat transmitter may be installed on the right side of the speaker driver 20
  • the additional heat transmitter 640 may be installed on the left side of the speaker driver 20 .
  • the additional heat transfer unit 640 may be formed of a cross portion 640a and an extension portion 640b in the same manner as the heat transfer unit 630 .
  • the first end 641 of the extension 640b of the additional heat transfer unit 640 contacts the non-vibrating portion (eg, the yoke 25) of the speaker driver 20, and the second end 642 may be fixed to the left side 16 of the enclosure 10 .
  • the second end 642 of the extension 640b may be fixed to the left side 16 of the enclosure 10 with a screw 50 .
  • the third end 643 of the cross section 640a of the additional heat transfer unit 640 is fixed to the front surface 11 of the enclosure 10
  • the fourth end 644 is the upper surface 12 of the enclosure 10
  • the fifth end 645 is fixed to the rear surface 13 of the enclosure 10
  • the sixth end 646 is fixed to the lower surface 14 of the enclosure 10
  • the third end 643 , the fourth end 644 , the fifth end 645 , and the sixth end 646 of the cross section 640a of the additional heat transfer device 640 are screwed into the enclosure 10 with screws 50 . ) may be fixed to the front surface 11 , the upper surface 12 , the rear surface 13 , and the lower surface 14 , respectively.
  • the enclosure 10 when a heat transmitter 630 having cross parts 630a and 640a and extension parts 630b and 640b and an additional heat transmitter 640 are installed inside the enclosure 10, the enclosure 10 ) can increase the rigidity and avoid resonance of the enclosure 10 .
  • the sound bar ( 1) can lower the maximum temperature.
  • the structure of the sound bar 1 is not limited thereto.
  • the speaker driver 20 may be eccentrically installed in the enclosure 10 .
  • the speaker driver 20 may be installed adjacent to the right side or the left side of the enclosure 10 .
  • FIG. 14 is a rear view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • FIG. 14 is a state in which the rear surface of the enclosure 10 is removed to show the heat transmitter 730 installed on the sound bar 1 ′.
  • the sound bar 1 ′ may include an enclosure 10 ′, a speaker driver 20 , and a heat transfer unit 730 .
  • the enclosure 10 ′ surrounds the speaker driver 20 and may form an appearance of the sound bar 1 ′.
  • the enclosure 10 ′ may fix the speaker driver 20 .
  • the enclosure 10 ′ may be formed in a substantially rectangular parallelepiped shape with an empty interior.
  • the speaker driver 20 may be fixed to the enclosure 10' so that the diaphragm 21 is exposed to the front surface 11 of the enclosure 10'.
  • the speaker driver 20 may be installed adjacent to one side of the enclosure 10 ′.
  • the speaker driver 20 may be installed on the front side 11 of the enclosure 10' closer to the right side 15 than the left side 16 of the enclosure 10'. have.
  • the speaker driver 20 may include a diaphragm 21 that generates a sound.
  • the diaphragm 21 of the speaker driver 20 may be driven in various ways.
  • the speaker driver 20 may be formed in the same or similar structure to the speaker driver 20 of the above-described embodiment.
  • the heat transmitter 730 is installed inside the enclosure 10', transfers the heat generated by the speaker driver 20 to the enclosure 10', and is formed to avoid the resonance mode of the enclosure 10'. can To this end, the heat transmitter 730 may be in contact with the non-vibration part of the speaker driver 20 and may be formed to support two surfaces facing each other and the other surface of the enclosure 10 ′.
  • the heat transmitter 730 of the sound bar 1' according to the present embodiment is formed in a ten-shape having four ends.
  • the first end 731 of the heat transmitter 730 having a cross shape contacts the non-vibrating portion (eg, the yoke 25 ) of the speaker driver 20 , and the second end 732 is connected to the enclosure 10 . is fixed to the upper surface 12 of do.
  • the second end 732 , the third end 733 , and the fourth end 734 of the heat transmitter 730 are screwed 50 to the upper surface 12 , the lower surface 14 , and It can be fixed to the left side (16).
  • the sound bar 1' does not include an additional heat transmitter.
  • a cross-shaped heat transmitter 730 is installed inside the enclosure 10', the rigidity of the enclosure 10' can be increased and resonance of the enclosure 10' can be avoided.
  • heat generated by the speaker driver 20 is transferred to the enclosure 10' through the heat transmitter 730 installed on the left side of the speaker driver 20 and radiated to the outside of the sound bar 1'. It is possible to lower the maximum temperature of (1').
  • the cross-shaped heat transmitter 730 is installed perpendicularly to the lower surface 14 of the enclosure 10'
  • the cross-shaped heat transmitter 730 is It may be installed parallel to the lower surface 14 of the enclosure 10'. That is, the second end 732 and the third end 733 of the cross-shaped heat transmitter 730 are respectively fixed to the front surface 11 and the rear surface 13 of the enclosure 10'. can be installed
  • a sound bar 1 including one speaker driver 20 has been described above, the sound bar 1 is not limited thereto.
  • a sound bar may include two or more speaker drivers.
  • a sound bar including a plurality of speaker drivers will be described with reference to FIG. 15 .
  • FIG. 15 is a plan view illustrating a sound bar according to another exemplary embodiment of the present disclosure.
  • FIG. 15 is a state in which the upper surface of the main body 810 is removed to show the internal structure of the sound bar 800 .
  • the sound bar 800 may include a main body 810 and three speaker drives 821 , 822 , and 823 installed in the main body.
  • the three speaker drivers 821 , 822 , and 823 are installed on the front surface 811 of the main body 810 , and are each surrounded by an enclosure. To this end, the body 810 may be provided with three enclosures.
  • the first speaker driver 821 is installed in the center of the sound bar 800 and is surrounded by the first enclosure 811 .
  • a heat transfer unit 830 and an additional heat transfer unit 840 may be installed between the first speaker driver 821 and the first enclosure 811 .
  • the heat transfer unit 830 and the additional heat transfer unit 840 may be formed in a T-shape.
  • the heat transmitter 830 and the additional heat transmitter 840 installed inside the first enclosure 811 transfer the heat generated by the first speaker driver 821 to the body 810 forming the first enclosure 811 .
  • the maximum temperature of the first speaker driver 821 can be lowered by emitting it to the outside.
  • the second speaker driver 822 is installed on the right side of the sound bar 800 and is surrounded by the second enclosure 812 .
  • a heat transmitter 850 may be installed between the second speaker driver 822 and the second enclosure 812 .
  • the heat transmitter 850 may be formed in a cross shape. Since the second speaker driver 822 is installed adjacent to the right side surface 815 of the second enclosure 812 , an additional heat transfer device may not be installed inside the second enclosure 812 .
  • the heat transmitter 850 installed inside the second enclosure 812 transfers heat generated from the second speaker driver 822 to the body 810 forming the second enclosure 812 and discharges the heat to the outside.
  • the maximum temperature of the speaker driver 822 may be lowered.
  • the third speaker driver 823 is installed on the left side of the sound bar 800 and is surrounded by the third enclosure 813 .
  • a heat transfer unit 860 may be installed between the third speaker driver 823 and the third enclosure 813 .
  • the heat transmitter 860 may be formed in a cross shape. Since the third speaker driver 823 is installed adjacent to the left side surface 816 of the third enclosure 813 , an additional heat transfer device may not be installed inside the third enclosure 813 .
  • the heat transmitter 860 installed inside the third enclosure 813 transfers heat generated from the third speaker driver 823 to the body 810 forming the third enclosure 813 and discharges it to the outside, thereby generating the third
  • the maximum temperature of the speaker driver 823 may be lowered.
  • the shapes of the heat transmitters 830 , 840 , 850 , and 860 installed in the first enclosure 811 , the second enclosure 812 , and the third enclosure 813 of the sound bar 800 shown in FIG. 15 are limited thereto. However, it may be formed in various shapes as long as it can avoid resonance of the sound bar 800 and transfer the heat of the speaker drivers 821 , 822 , and 823 to the main body 810 .
  • At least one heat transmitter is installed adjacent to the speaker driver, so that heat generated from the speaker driver is transferred to the enclosure through the heat transmitter to externally It is possible to lower the temperature of the speaker driver by emitting it.
  • the sound bar according to an embodiment of the present disclosure includes a heat transfer unit formed to avoid the resonance mode of the enclosure, resonance of the enclosure occurring at a specific frequency, that is, resonance of the sound bar can be avoided.
  • the sound bar according to an embodiment of the present disclosure has a lower maximum temperature during operation than the sound bar according to the prior art and can avoid resonance at a specific frequency, so that the quality of sound reproduced by the sound bar can be improved. have.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

Selon un aspect de l'invention, une bar de son comprend : un haut-parleur qui comprend une plaque vibrante pour produire un son ; une enceinte qui renferme et fixe le haut-parleur; et une unité de transfert de chaleur installée à l'intérieur de l'enceinte et pourvue d'une première extrémité, qui est en contact avec une partie non vibrante du haut-parleur, et une seconde extrémité, qui est fixée à la surface interne de l'enceinte. L'unité de transfert de chaleur est constituée d'un matériau de transfert de chaleur rigide et transfère la chaleur générée dans le dispositif d'entraînement de haut-parleur à l'enceinte.
PCT/KR2022/005086 2021-04-22 2022-04-08 Bar de son WO2022225234A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210052555A KR20220145678A (ko) 2021-04-22 2021-04-22 사운드 바
KR10-2021-0052555 2021-04-22

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WO2022225234A1 true WO2022225234A1 (fr) 2022-10-27

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PCT/KR2022/005086 WO2022225234A1 (fr) 2021-04-22 2022-04-08 Bar de son

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KR (1) KR20220145678A (fr)
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130259284A1 (en) * 2012-04-02 2013-10-03 Lei Shi Speaker-box
KR101502269B1 (ko) * 2013-03-21 2015-03-13 (주) 모토텍 스피커 장치
KR101991951B1 (ko) * 2017-12-26 2019-06-24 조인셋 주식회사 열 전도 부재
KR20190096593A (ko) * 2018-02-09 2019-08-20 삼성전자주식회사 방열 구조 및 이를 포함하는 전자 장치
KR20200017303A (ko) * 2018-08-08 2020-02-18 삼성전자주식회사 방열 구조를 포함하는 전자 장치

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KR101502269B1 (ko) * 2013-03-21 2015-03-13 (주) 모토텍 스피커 장치
KR101991951B1 (ko) * 2017-12-26 2019-06-24 조인셋 주식회사 열 전도 부재
KR20190096593A (ko) * 2018-02-09 2019-08-20 삼성전자주식회사 방열 구조 및 이를 포함하는 전자 장치
KR20200017303A (ko) * 2018-08-08 2020-02-18 삼성전자주식회사 방열 구조를 포함하는 전자 장치

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