WO2021051956A1 - 电子设备 - Google Patents
电子设备 Download PDFInfo
- Publication number
- WO2021051956A1 WO2021051956A1 PCT/CN2020/099771 CN2020099771W WO2021051956A1 WO 2021051956 A1 WO2021051956 A1 WO 2021051956A1 CN 2020099771 W CN2020099771 W CN 2020099771W WO 2021051956 A1 WO2021051956 A1 WO 2021051956A1
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- WO
- WIPO (PCT)
- Prior art keywords
- sound
- electronic device
- inlet
- equalizer
- outlet
- Prior art date
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- 238000009434 installation Methods 0.000 claims description 66
- 238000005192 partition Methods 0.000 claims description 16
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- 239000000243 solution Substances 0.000 description 10
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
- G06F1/1605—Multimedia displays, e.g. with integrated or attached speakers, cameras, microphones
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
- G06F1/1688—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being integrated loudspeakers
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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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/34—Directing or guiding sound by means of a phase plug
-
- 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
- This application relates to the technical field of sound boxes, and in particular to an electronic device.
- Speakers are sound-producing components installed in many multimedia electronic devices such as televisions, tablet computers, and touch all-in-ones, and are important components related to the user's use effect.
- the position of the sound outlet of the speaker directly affects the final sound quality of the speaker.
- the sound outlet of the speaker is generally arranged on the front or under the electronic device; if the sound outlet is arranged on the outer side of the frame at the bottom of the multimedia electronic device, the sound waves will first be emitted to the ground and then reflected to the human ear.
- the sound quality has been greatly affected. Therefore, most of the sound outlets are arranged on the front surface of the multimedia electronic device for display, so as to significantly improve the sound quality.
- Fig. 1 is a schematic diagram of the structure of a sound box in an electronic device in the related art.
- the electronic device 1000 may be, for example, a television, which includes a display screen and a housing assembly.
- the surface on which the display screen displays images is the display surface 1100
- the housing assembly includes a frame surrounding the display screen and a rear shell behind the display screen.
- An accommodating cavity 1200 is formed between the bottom frame of the electronic device 1000 and the rear shell.
- the speaker 1300 is arranged in the accommodating cavity 1200, and the sound output surface of the speaker is substantially aligned with the front of the electronic device 1000, thereby realizing the front sound of the electronic device 1000 .
- the display area of the electronic device 1000 needs to be occupied, or a very wide bottom frame needs to be reserved, which affects the overall modeling effect and takes up too much space.
- the purpose of the embodiments of the present application is to provide an electronic device, and the embodiments of the present application can enable the electronic device to implement a narrow frame.
- An embodiment of the present application provides an electronic device including a housing, one end of the housing is provided with an accommodating cavity, the accommodating cavity is provided with a sound guide assembly, the sound guide assembly includes a sound box and a sound guide device, so
- the sound guiding device includes a sound receiving part and a sound guiding body, the sound receiving part is connected with the sound, and the sound guiding body is configured to lead out the sound; the end surface of the sound receiving part is provided with a sound inlet, and the sound guiding body is away from The end of the sound receiving part is provided with a sound outlet; the bottom of the sound guiding body is located on a mounting reference surface, the sound receiving part and the sound guiding body are located on the same side of the mounting reference surface, and The bottom of the sound receiving part is located in the installation reference plane or a preset distance from the installation reference surface; the vertical height of the end of the sound guide is smaller than the vertical height of the sound receiving part.
- the projection width of the sound inlet in the installation reference plane is smaller than the projection width of the sound outlet in the installation reference plane.
- the sound conductor includes a first part and a second part that are connected to each other, the first part is connected to the sound receiving part, and the sound outlet is provided in the second part The side facing away from the first part.
- the vertical height of the first part in the installation reference plane gradually decreases from the sound inlet to the sound outlet, and the first part is at the The vertical height in the installation reference plane is greater than or equal to the vertical height of the second part in the installation reference plane.
- the projection width of the connecting sound receiving portion of the first part in the installation reference plane is greater than that of the connection of the first part and the second part in the installation reference plane.
- the projection width, and the projection width of the first part in the installation reference plane is smaller than the projection width of the second part in the installation reference plane.
- the vertical height of the second part in the installation reference plane is equal, and the projection width of the second part in the installation reference plane is equal.
- the sound outlet is further provided with shock-absorbing foam and a horn net, the shock-absorbing foam surrounds the outer side wall of the sound outlet, and the horn net is arranged At the end of the sound outlet.
- the electronic device described above is further provided with an equalizer, the equalizer includes an equalizer input port, the equalizer input port is connected to the input port, and the equalizer The speaker is set to evenly transmit the sound emitted by the speaker.
- the sound inlet of the equalizer is provided with a plurality of sound guide plates, and the interval between each two adjacent sound guide plates is equal, and the two adjacent sound guide plates are equally spaced.
- the gap between the sound guide plates forms the sound hole of the equalizer.
- the equalizer is further provided with a plurality of drawing holes.
- an electronic device including a housing, one end of the housing is provided with a accommodating cavity, the accommodating cavity is provided with a sound guide assembly, the sound guide assembly includes a sound box and a sound guide device,
- the sound guide device is L-shaped, and the sound guide device includes a sound inlet part and a sound outlet part, the sound inlet part is connected to the sound box, the sound inlet part communicates with the sound outlet part, and the sound inlet part communicates with the sound outlet part.
- the sound inlet of the sound inlet and the sound outlet of the sound outlet are arranged side by side, and the height of the sound inlet of the sound inlet is greater than the height of the sound outlet of the sound outlet.
- the height of the sound guide device is reduced along the direction of the sound inlet of the sound inlet toward the sound outlet of the sound outlet.
- the height of the sound-in part is reduced along a direction in which the sound-in port of the sound-in part faces the sound-out port of the sound-out part.
- the sound emitting portion is flat.
- the thickness of the sound output portion remains unchanged along the direction of the sound inlet of the sound input portion toward the sound outlet of the sound output portion.
- the sound emitting portion is in the shape of a flat horn.
- the included angle between the upper surface of the sound-in part and the upper surface of the sound-out part is greater than or equal to ninety degrees.
- the sound guide device is further provided with an equalizer, the sound inlet of the equalizer communicates with the sound inlet of the sound inlet, and the equalizer outputs The sound port communicates with the sound output port of the sound output part.
- the equalizer sound inlet includes at least two sound inlets spaced apart, the sound inlet communicates with the sound inlet of the sound inlet, and the sound inlet A first sound guide channel is formed between the sound hole and the sound outlet of the equalizer.
- the sound inlet hole is a sound inlet slit arranged vertically.
- the equalizer includes at least two sound guide structures, and the sound inlet hole and the first sound guide channel are formed between adjacent sound guide structures.
- the sound guide structure includes a first plate and inclined partitions respectively disposed on both sides of the first plate, and the first plate and the first plate are respectively disposed on the The inclined partitions on both sides of the first plate constitute a triangle shape.
- the first plate and the inclined partitions respectively provided on both sides of the first plate surround a hollow triangular column with a draft hole.
- the included angle between the two inclined partitions is an acute angle.
- the sound inlet and the sound outlet of the equalizer are perpendicular to each other.
- the height of the lower surface of the sound inlet of the equalizer is greater than the height of the lower surface of the sound outlet of the sound outlet.
- the sound inlet of the equalizer is formed between adjacent first plates, and the sound output of the equalizer is formed between the angles of the adjacent inclined partitions.
- the width of the sound inlet is smaller than the width of the sound outlet of the equalizer.
- the sound inlet of the sound inlet is parallel to the sound outlet of the sound outlet.
- the electronic equipment provided by the present application includes a housing, one end of the housing is provided with a containing cavity, and a sound guide assembly is arranged in the containing cavity.
- the sound guide assembly includes a sound box and a sound guide device, and the sound guide device includes a sound receiving part and a sound guide body ,
- the sound receiving part is connected with the sound, the sound guide is set as the sound guide that leads the sound;
- the end of the sound receiving part is provided with a sound inlet, and the end of the sound guide away from the sound receiving part is provided with a sound outlet;
- the sound guide The bottom of the sound guide is located on an installation reference surface, the sound receiving part and the sound guide are located on the same side of the installation reference surface, and the bottom of the sound receiving part is located within the installation reference surface or a preset distance from the installation reference surface;
- the vertical of the end of the sound guide The vertical height is smaller than the vertical height of the sound receiver.
- the frame on the side of the sound outlet of the electronic device can be made thinner to achieve a narrow frame.
- Figure 1 is a structural diagram of a speaker in the related art in an electronic device
- FIG. 2 is a schematic structural diagram of a sound box in an electronic device according to an embodiment of the application
- FIG. 3 is a schematic structural diagram of a sound guide assembly from a first perspective according to an embodiment of this application;
- FIG. 4 is a schematic structural diagram of a sound guide assembly from a second perspective according to an embodiment of this application;
- FIG. 5 is an exploded view of a sound guide assembly provided by an embodiment of this application.
- FIG. 6 is a schematic structural diagram of a sound guide assembly provided by an embodiment of the application after the front shell of the sound guide device is removed;
- FIG. 7 is a schematic structural diagram of a sound guide device provided by an embodiment of this application.
- FIG. 8 is a schematic structural diagram of a sound box in an electronic device according to another embodiment of this application.
- FIG. 9 is a schematic structural diagram of a sound guide assembly from a first perspective according to another embodiment of this application.
- FIG. 10 is a schematic structural diagram of a sound guide assembly from a second perspective according to another embodiment of this application.
- FIG. 11 is a schematic diagram of the internal structure of a sound guide assembly provided by another embodiment of this application.
- FIG. 12 is a schematic structural diagram of a sound guide device provided by another embodiment of this application.
- Speakers are sound-producing components installed in many multimedia electronic devices such as televisions, tablet computers, and touch all-in-ones, and are important components related to the user's use effect.
- the front of the electronic device facing the user is mainly the display area. If the sound outlet of the speaker is set on the front of the electronic device, the width of the frame needs to be appropriately increased. At this time, if the area of the display area is to be maintained, it will cause the entire display area. The volume of the machine increases; if the volume of the whole machine is not increased, a part of the area of the display area will be invaded. In the related art, there has not been a solution that can achieve frontal sound without increasing the width of the frame and occupying the area of the display area.
- the present application provides a sound guide device, a sound guide component, and an electronic device having the sound guide component.
- 2 is a schematic structural diagram of a sound box provided in an electronic device according to an embodiment of the application;
- FIG. 3 is a schematic structural diagram of a sound guide assembly provided by an embodiment of the application from a first perspective;
- 4 is a schematic structural diagram of a sound guide assembly provided by an embodiment of the application from a second perspective;
- FIG. 5 is an exploded view of a sound guide assembly provided by an embodiment of the application;
- FIG. 6 is an implementation of the application A schematic structural diagram of a sound guide assembly after removing the front shell of the sound guide device provided by the method;
- FIG. 7 is a schematic structural diagram of a sound guide device provided by an embodiment of the application.
- “Installation reference plane” refers to a reference plane, which can be used as a reference plane when the electronic device is installed, and the reference plane is perpendicular to the display surface of the electronic device.
- the installation datum surface should be a horizontal plane, the bottom of the entire electronic device after installation is just tangent to the horizontal plane, the display surface is set vertically, and the display surface is perpendicular to the installation datum.
- Surface; “Vertical” refers to the direction perpendicular to the installation foundation surface. Due to the aforementioned definition of the relationship between the display surface and the reference surface, it can be determined that the display surface extends in the vertical direction.
- an implementation of this embodiment provides an electronic device 2000, which includes a display assembly, a housing, a main board arranged in the housing, and various accessories (such as speakers, display indicators, various interfaces, etc.).
- the display assembly includes a backlight module 2500 and a display 2600.
- the backlight module 2500 is arranged on the front of the housing.
- a receiving cavity 2100 is formed between the backlight module 2500 and the back of the housing.
- the receiving cavity 2100 is provided with a speaker bracket 2400 and Sound guide assembly, the sound guide assembly includes a sound box 2200 and a sound guide device 2300.
- the sound box 2200 is arranged on the side of the accommodating cavity 2100 close to the lower frame 2700 of the housing.
- the sound box 2200 is fixedly arranged on the horn bracket 2400.
- the hoisting method cooperates with bolt connection or snap connection to realize the fixing of the speaker 2200.
- a card slot for fixing the sound box 2200 may be provided on the speaker bracket 2400, and the through-hole clamping part of the upper end of the sound box 2200 is fixed in the card slot.
- the sound guide device 2300 includes a sound receiver 2310 and a sound guide 2320.
- the sound receiver 2310 is connected to the speaker 2200.
- the sound guide 2320 is set as a sound guide 2320 that leads out the sound; the end face of the sound receiver 2310 is provided with a sound inlet 2311, the end of the sound guide 2320 away from the sound receiver 2310 is provided with a sound outlet 2321; the bottom of the sound guide 2320 is located on an installation reference surface 3000, and the sound receiver 2310 and the sound guide 2320 are located on the same installation reference surface 3000 Side, and the bottom of the sound receiving portion 2310 is located within the installation reference surface 3000 or a preset distance from the installation reference surface 3000; the vertical height of the end of the sound guide 2320 is smaller than the vertical height of the sound receiving portion 2310.
- the vertical height refers to the height in the direction perpendicular to the installation reference plane 3000.
- the sound box 2200 may specifically include a sound box housing 2210 and a speaker 2220 arranged at the lower part of the sound box housing 2210, and the sound is transmitted from the speaker 2220.
- the structure of the sound receiving portion 2310 can be matched with the side of the speaker housing 2210 where the speaker 2220 is provided.
- the sound receiving portion 2310 may be formed at the starting end of the sound conductor 2320, and has an end surface 2312 mating with the side surface of the speaker housing 2210 provided with the horn 2220, and a sound inlet 2311 is provided on the end surface 2312.
- the sound receiving portion 2310 abuts against the surface of the speaker housing 2210 through the end surface 2312 and aligns the sound inlet 2311 with the speaker 2220, and the sound receiving portion 2310 and the speaker housing 2210 can be connected to each other by screws 2313 or buckles. together.
- a sound cavity is formed in the sound guide 2320, and the sound cavity is connected with the sound inlet 2311, so that all the sound output by the speaker 2220 can be transmitted to the sound outlet through the sound inlet 2311.
- the end surface of the sound receiving part 2310 is provided with a sound inlet 2311, the end of the sound guide 2320 away from the sound receiver 2310 is provided with a sound outlet 2321, one end of the sound cavity in the sound guide 2320 is connected to the sound inlet 2311, and the other One end is connected with the sound outlet.
- the sound emitted by the horn 2220 is led to the sound outlet through the sound cavity in the sound guide 2320 and then output.
- the sound receiver 2310 and the sound guide 2320 are both located on the same side of the installation reference surface 3000.
- the installation reference surface 3000 is a horizontal plane as shown in FIG. 2, wherein the bottom of the sound receiving portion 2310 can be located on the installation reference surface 3000 (that is, the sound receiving portion is located at the bottommost point or line or surface. Within the installation reference plane), or there is a preset distance from the installation reference surface 3000; the bottom of the sound guide 2320 can be located on the installation reference surface 3000 (that is, the bottom point or line or surface of the sound guide 2320 is located at the installation reference In-plane).
- the end face of the sound receiver 2310 connecting the speaker 2200 and the end face of the sound guide 2320 can be parallel or have a certain angle, so that the sound inlet 2311 and the sound outlet are parallel. Or it has the aforementioned certain angle, which is not limited in this embodiment.
- the vertical height of the end of the sound guide 2320 is smaller than the vertical height of the sound receiving portion 2310 in this embodiment. In other words, according to the previous definition of "vertical", it means that in the direction perpendicular to the basic plane 3000, the height of the end of the sound guide with the sound outlet is smaller than that of the sound receiving part with the sound inlet 2311 height.
- the heights here are the maximum vertical dimension of the outer contour of the end of the conductor and the vertical maximum dimension of the sound receiving part.
- the specific shape of the sound guide 2320 is related to the positions of the sound receiving portion 2310 and the sound outlet 2321; at the same time, the relative positions of the internal components of the electronic device are fully considered to optimize the layout.
- the vertical space occupied by the end of the sound guide 2320 with the sound inlet to be smaller than the vertical space occupied by the sound receiving part, it is possible to allow the sound outlet to be arranged on the frame and The display surface is located on the front side of the same side, thereby ensuring better sound quality.
- the vertical space is very small, it can fully meet the design requirements of the narrow frame, so that the display area of the electronic device is not affected.
- the overall space of the electronic equipment is smaller, and it is more convenient for users to install and use.
- the speaker 2200 can be arranged in the space enclosed by the rear side of the display screen 2600 and the housing, or the space at the bottom of the display screen 2600 near the rear housing Inside, these positions have more space not used by other components, and will not lead to an increase in the overall volume of the electronic device.
- the sound guide 2300 of this embodiment is further used to transmit the sound of the speaker 2200 to the front of the display surface to ensure The sound quality effect overcomes the difficult problems of layout, sound quality effect and narrow frame design at the same time.
- the specific height of the front frame of the electronic device 2000 is limited by the height of the sound outlet 2321.
- the electronic device including the sound guiding device 2300 of this embodiment is used to ensure the volume and sound quality of the front sound.
- the height is 1.5 to 5mm, realizing a visually ultra-thin frame.
- the sound conduction effect of the sound guide 2300 can also enhance the sound wave emitted by the speaker 2200, thereby increasing the propagation distance of the sound wave.
- the projection width of the sound inlet 2311 in the installation reference plane 3000 is smaller than the projection width of the sound outlet 2321 in the installation reference plane 3000, where the projection width refers to the vertical to the paper in FIG. 2 The length of the direction.
- the sound wave can gradually propagate from a narrow space to a wider space in the sound guide 2300, thereby improving the propagation range of the sound wave and the directivity of sound propagation.
- the sound conductor 2320 in this embodiment includes a first part 2322 and a second part 2323 that are connected to each other, the first part 2322 is connected to the sound receiving part 2310, and the sound outlet 2321 is provided in the second part 2323 away from the first part 2322 On the side.
- the vertical height of the first part 2322 on the installation reference surface 3000 gradually decreases from the sound inlet 2311 to the sound outlet 2321, and the vertical height of the first part 2322 on the installation reference surface 3000 is greater than or equal to the second part 2323 The vertical height in the installation reference plane 3000.
- the projection width of the first part 2322 in the installation reference plane 3000 gradually increases from the sound inlet 2311 to the sound outlet 2321, and the projection width of the first part 2322 in the installation reference plane 3000 is smaller than that of the second part 2323 in the installation reference plane 3000 The projection width.
- the sound waves can be compressed in the vertical direction, and setting the width of the first part 2322 in a gradually increasing structure can make the inner surface of the first part 2322 realize The smooth transition avoids dead angles, thereby facilitating the transmission of sound waves in the sound guide 2320 and reducing the volume loss during propagation.
- the vertical height of the second part 2323 on the installation reference surface 3000 is equal.
- the vertical height of the second part 2323 on the installation reference surface 3000 is along a certain direction.
- the specific situation may depend on the project implementation; the projection width of the second part 2323 in the installation reference plane 3000 is equal, or approximately equal, or appears to be gradual in a certain direction. The specific situation can be determined by the project implementation. .
- setting the second part 2323 into the above-mentioned substantially rectangular parallelepiped structure can facilitate the processing of the accommodating cavity 2100 of the electronic device, reduce the processing difficulty, improve the production efficiency, and also facilitate its installation on the electronic device.
- the outer edge of the sound outlet 2321 is further provided with shock-absorbing foam 2330 and the mouth is provided with a horn net 2340, wherein the shock-absorbing foam 2330 surrounds the outer wall of the sound outlet 2321, which can be specifically adopted Bonding and other means are attached to the outer wall of the sound outlet 2321 to reduce the vibration between the horn 2220 and the electronic device; the horn net 22340 is arranged at the end of the sound outlet 2321.
- the sound guide device 2300 of this embodiment further includes an equalizer 2350.
- the equalizer 2350 includes an equalizer sound inlet 2351 connected to the sound inlet 2311, and the equalizer 2350 is set to even the sound emitted by the speaker 2200. Of delivery.
- the equalizer sound inlet 2351 communicates with the sound inlet 2311 of the sound receiver 2310
- the equalizer sound outlet 2352 communicates with the sound outlet 2321 of the sound guide 2320.
- the equalizer input port 2351 and the equalizer output port 2352 may have a certain angle, for example, ninety degrees, that is, in this embodiment, the equalizer 2350 can perform the sound emitted by the speaker 2200 in the vertical direction. Compress and spread in the horizontal direction.
- the equalizer 2350 may be disposed on the side of the sound guide 2320 close to the sound receiving part 2310, and may be disposed in the first part 2322 of the sound guide 2320.
- the sound guide plates 2353 are a plurality of sound guide plates 2353 in the sound inlet 2351 of the equalizer, and the interval between two adjacent sound guide plates 2353 is equal, and the gap between two adjacent sound guide plates 2353 forms an equalizer ⁇ The sound hole.
- the sound waves of various frequencies can be uniformly distributed in the equalizer 2350, so that the sound waves enter the sound guide 2320 uniformly, and the uniformity of the volume in the sound guide 2320 can be achieved.
- the equalizer 2350 and the first part 2322 can be formed by integral injection molding.
- a plurality of draft holes 2354 are also provided on the equalizer 2350 to facilitate the implementation of the molding process.
- An equalizer sound outlet 2352 is formed between the draft holes 2354.
- FIG. 5 is an exploded view of a sound guide assembly provided by an embodiment of the application.
- the sound guide 2300 of this embodiment can be composed of two parts.
- the sound guide 2300 includes a front housing 2360 of the sound guide and a rear housing 2370 of the sound guide.
- the sound guide 2353 can be arranged on On any one of the front shell 2360 of the sound guide device and the rear shell 2370 of the sound guide device, in this embodiment, the sound guide plate 2353 may be disposed on the rear shell 2370 of the sound guide device.
- the sound guide device front shell 2360 and the sound guide device rear shell 2370 are connected and fixed by a snap connection, thereby facilitating installation and disassembly.
- the sound guiding device front shell 2360 and the sound guiding device rear shell 2370 in this embodiment are provided with a matching clamping part, and the clamping part specifically includes the edge of the sound guiding device rear shell 2370 and along the edge of the sound guiding device rear shell 2370.
- the sound-guiding device rear shell 2370 extends to the card slot 2371; the clamping part further includes a clamping hole 2372 provided on the sound-guiding device rear shell 2370; the sound guiding device front case 2360 is provided with the above-mentioned card slot 2371 and the clamping hole
- the mating clamping structure of 2372 can realize the fixed connection between the front shell 2360 of the sound guiding device and the rear shell 2370 of the sound guiding device through clamping.
- FIG. 8 is a schematic structural diagram of a sound box in an electronic device according to another embodiment of the application
- FIG. 9 is a schematic structural diagram of a sound guide assembly from a first perspective according to another embodiment of the application
- 10 is a simplified structural diagram of a sound guide assembly provided by another embodiment of the application from a second perspective
- FIG. 11 is a simplified internal structure diagram of a sound guide assembly provided by another embodiment of the application
- FIG. 12 is A structural diagram of a sound guide device provided by another embodiment of the present application.
- an electronic device 4000 which includes a housing.
- a housing cavity 4100 is provided at the lower end of the housing.
- the housing cavity 4100 is provided with a sound guide assembly.
- the sound guide assembly includes a sound box 4200.
- the sound guiding device 4300 is generally L-shaped in the direction shown in Figure 8.
- the sound guiding device 4300 includes a sound-in part 4310 and a sound-out part 4320.
- the sound-in part 4310 and the sound-out part 4320 communicate with each other.
- the sound inlet 4311 of the 4310 and the sound outlet 4321 of the sound outlet 4320 are arranged side by side.
- the height of the sound inlet 4311 of the sound inlet 4310 is greater than the height of the sound outlet 4321 of the sound outlet 4320.
- the electronic device 4000 may include a backlight module 4500 arranged in the housing and a display 4600 arranged on the surface of the housing.
- the backlight module 4500 is arranged at one end of the housing close to the display 4600.
- a accommodating cavity 4100 is formed between the backlight module 4500 and the other end of the housing.
- the accommodating cavity 4100 is provided with a speaker bracket 4400 and a speaker 4200.
- the speaker 4200 is arranged in the accommodating cavity 4100 near the lower frame 4700 side of the housing.
- the 4200 is fixedly arranged on the speaker bracket 4400.
- the speaker 4200 can be fixed by means of bolt connection or snap connection in a hoisting manner.
- the sound box 4200 may specifically include a sound box housing 4210 and a speaker 4220 arranged at the lower part of the sound box housing 4210.
- the sound inlet of the sound guide 4300 is connected to the speaker 4222, so as to derive the sound emitted by the speaker 4222.
- the sound guide 4300 is bent in an L shape, and the included angle between the upper surface of the sound-in part 4310 and the upper surface of the sound-out part 4320 is greater than or equal to ninety degrees. That is, from the perspective shown in FIG. 8, the sound-in part 4310 and the sound-out part 4320 are connected to form a substantially L-shape, that is, along the direction of the thickness of the electronic equipment, the height of the sound guide 4300 is gradually reduced to form an L-shape; Or the height of the sound guide 4300 is a stepped L shape somewhere in the middle, for example, the connection between the sound-in part 4310 and the sound-out part 4320 is step-shaped.
- the sound guide 4300 includes a sound input part 4310 for introducing sound and a sound output part 4320 for sound export.
- the sound input part 4310 is located on the right side of the sound guide 4300 in the plane of the figure
- the sound output part 4320 is located on the sound guide
- the device 4300 is on the left side of the plane shown in the figure, and the sound-in part 4310 and the sound-out part 4320 are in communication to realize the propagation of sound.
- the sound inlet 4311 of the sound inlet 4310 is parallel to the sound outlet 4321 of the sound outlet 4320, so as to ensure the horizontal propagation of the sound; at the same time, the height of the sound inlet 4310 at the sound inlet 4311 is greater than the height of the sound outlet 4311.
- the height of the sound part 4320 at the sound outlet 4321 so that the sound part occupies a lower height at the sound outlet 4321, which allows the sound outlet 4321 to be arranged on the front side on the same side of the frame as the display surface, ensuring Good sound quality.
- the sound inlet 4311 of the sound inlet 4310 is parallel to the sound outlet 4321 of the sound outlet 4320.
- the height of the sound inlet 4310 at the sound inlet 4311 is greater than the height of the sound outlet 4320 at the sound outlet 4321, mainly for While ensuring that the sound propagates in the horizontal direction unchanged, there is a large drop in the height direction, which is convenient for making the outlet of the speaker 4222 into a long micro slit on the front of the electronic device.
- the sound inlet 4311 of the sound inlet 4310 and the sound outlet 4321 of the sound outlet 4320 are parallel to each other, specifically referring to the sound inlet 4311 of the sound inlet 4310 and the sound outlet 4320 of the sound outlet 4320.
- 4321 are arranged side by side.
- the input port 4311 of the input section 4310 and the output port 4321 of the output section 4320 can be arranged in parallel, or the input port 4311 and the output section 4320 of the input section 4310
- the sound outlet 4321 can be slightly inclined, as long as it does not affect the sound propagation in the horizontal direction.
- the speaker 4200 can be arranged in the space enclosed by the rear side of the display screen and the casing, or in the space at the bottom of the display screen near the rear casing. These positions are not used by other components, and will not increase the overall volume of the electronic device.
- the sound guide 4300 of this embodiment is further used to transmit the sound of the speaker 4200 to the front of the display surface to ensure the sound quality effect. , Overcoming the difficult problems of layout, sound quality and narrow frame design at the same time.
- the specific height of the front frame of the electronic device is limited by the height of the sound outlet 4321.
- the electronic device using the sound guiding device 4300 of this embodiment can ensure the volume and sound quality of the front sound while increasing the height of the frame. 1.5-5mm, to achieve a visually ultra-thin frame.
- the sound guide 4300 can also enhance the sound waves emitted by the sound box 2200, thereby increasing the propagation distance of the sound waves.
- the sound guide device 4300 in this embodiment will be described in further detail below.
- the height of the sound guide 4300 decreases along the direction from the sound inlet 4311 of the sound inlet 4310 toward the sound outlet 4321 of the sound outlet 4320.
- the height of the sound-in part 4310 is reduced along the direction of the sound-in port 4311 of the sound-in part 4310 toward the sound-out port 4321 of the sound-out part 4320.
- the sound can be gradually gathered in the sound guide 4300 to achieve the effect of enhancing the sound effect; at the same time, because the height of the sound guide 4300 is gradually reduced, the sound is first compressed to concentrate the sound capabilities and guide the sound at the same time
- the inner surface of the device 4300 can achieve a smooth transition and avoid dead corners, thereby helping to reduce the volume loss during propagation.
- the sound output portion 4320 is flat, which is beneficial to enhance the sound effect.
- the above-mentioned flat shape indicates that the overall thickness of the sound portion 4320 is smaller than the thickness of the sound-in portion 4310.
- the thickness of the sound-out portion 4320 can be made along the sound inlet 4311 of the sound-in portion 4310.
- the direction toward the sound outlet 4321 of the sound outlet 4320 remains unchanged. This arrangement is conducive to sound transmission and facilitates the processing of matching structures on electronic equipment.
- the sound emitting portion 4320 in this embodiment may be in the shape of a flat horn, so as to facilitate the diffusion of sound and enhance the sound effect.
- the sound output part 4320 is in the shape of a flat horn, and the flat horn shape forms a horn, which compresses the gathered sound, and then amplifies the sound through the flat horn-shaped sound output part 4320 to improve the sound effect and the directivity of the sound. .
- the sound guide 4300 is also provided with an equalizer 4330.
- the equalizer input port 4331 of the equalizer 4330 communicates with the input port 4311 of the input section 4310, and the equalizer output port 4332 is connected to the output section 4320.
- the sound outlet 4321 is connected. Through the equalizer 4330, the sound entering the sound guiding device 4300 can be evenly distributed to the sound guiding device 4300.
- the equalizer sound inlet 4331 includes at least two spaced sound inlets 43310, the sound inlet 43310 communicates with the sound inlet 4311 of the sound inlet 4310, and the sound inlet 43310 is connected to the sound outlet of the equalizer.
- the first sound guide channel is formed between 4332. The sound entering the equalizer 4330 passes through different first sound guide channels and is evenly transmitted to the inside of the sound guide 4300.
- the sound inlet 43310 is a sound inlet arranged vertically.
- the sound inlet 43310 is a vertical sound inlet, which can better even the sound of various frequencies and at the same time, it can perform preliminary sound compression.
- the equalizer 4330 includes at least two sound guide structures 4333, and a sound inlet 43310 and a first sound guide channel are formed between adjacent sound guide structures 4333.
- the sound guide structure 4333 includes a first plate 43331 and inclined partitions 43332 respectively arranged on both sides of the first plate 43331, the first plate 43331 and inclined partitions respectively arranged on both sides of the first plate 43331
- the plate 43332 has a triangular shape.
- the first plate 43331 and the inclined partitions 43332 respectively arranged on both sides of the first plate 43331 surround a hollow triangular column with a draft hole 4334.
- a draft hole 4334 By providing the draft hole 4334, processing can be facilitated and the processing efficiency can be improved.
- the sound inlet hole 43310 of the equalizer is formed between the adjacent first plates 43331, and the sound outlet 4332 of the equalizer is formed between the angles of the adjacent inclined partitions 43332.
- the angle between the two inclined partitions 43332 is an acute angle, so the width of the equalizer sound inlet 4331 is smaller than the width of the equalizer sound outlet 4332.
- the width of the equalizer inlet 4331 is smaller than the width of the equalizer outlet 4332, it can be seen that The exit of the first sound guide channel is larger than the entrance, so that the entire first sound guide channel is also horn-shaped, so that the compressed sound has a preliminary sound amplification effect after being transmitted in the first channel. Then it enters into the flat horn-shaped sound output part 4320 to amplify the sound again, so that the sound effect and sound directivity are further enhanced.
- the sound inlet 43310 and the equalizer sound outlet 4332 may be perpendicular to each other, so that the sound compression effect is enhanced. .
- the height of the lower surface at the sound inlet 4331 of the equalizer is greater than the height of the lower surface at the sound outlet 4321 of the sound outlet 4320. Increase the height difference between the sound inlet 4331 of the equalizer and the sound outlet 4321 of the sound outlet 4320 , It is convenient to make the thickness of the sound part 4320 thinner.
- the sound wave gradually propagates from a narrower space to a wider space in the equalizer, thereby increasing the propagation range of the sound wave.
- the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense.
- it may be a fixed connection or a fixed connection.
- the specific meanings of the above-mentioned terms in the embodiments of the present application can be understood according to specific circumstances.
- first and second are only used to facilitate the description of different components, and cannot be understood as indicating or implying a sequence relationship, relative importance, or implicitly indicating The number of technical features indicated. Therefore, the features defined with “first” and “second” may explicitly or implicitly include at least one of the features.
- the electronic equipment provided by the embodiments of the present application includes a housing, one end of the housing is provided with a containing cavity, and a sound guide assembly is arranged in the containing cavity.
- the sound guide assembly includes a sound box and a sound guide device.
- the sound guide device includes a sound receiving part and a guide device.
- the sound body, the sound receiving part is connected with the sound, the sound guide is set as the sound guide that leads the sound; the end face of the sound receiving part is provided with a sound inlet, and the end of the sound guide away from the sound receiving part is provided with a sound outlet;
- the bottom of the sound body is located on an installation reference surface, the sound receiving part and the sound guide are on the same side of the installation reference surface, and the bottom of the sound receiving part is located in the installation reference surface or a preset distance from the installation reference surface; the end of the sound guide part
- the vertical height of is smaller than the vertical height of the sound receiving part.
- the frame on the side of the sound outlet of the electronic device can be thinned to realize a narrow frame .
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Abstract
Description
Claims (28)
- 一种电子设备,包括壳体,所述壳体的一端设有容纳腔,所述容纳腔内设有导声组件,所述导声组件包括音箱和导声装置,所述导声装置包括声音接收部和导声体,所述声音接收部与音响连接,所述导声体设置为将声音导出;所述声音接收部的端面设有入音口,所述导声体背离所述声音接收部的末端设有出音口;所述导声体的底部位于一安装基准面上,所述声音接收部与所述导声体位于所述安装基准面的同一侧,且所述声音接收部的底部位于所述安装基准面内或距离所述安装基准面预设距离;所述导声体末端的垂向高度小于所述声音接收部的垂向高度。
- 根据权利要求1所述的电子设备,其中,所述入音口在所述安装基准面内的投影宽度小于所述出音口在所述安装基准面内的投影宽度。
- 根据权利要求2所述的电子设备,其中,所述导声体包括相互连接的第一部分和第二部分,所述第一部分连接所述声音接收部,所述出音口设置在所述第二部分的背离所述第一部分的一侧。
- 根据权利要求3所述的电子设备,其中,所述第一部分在所述安装基准面内的垂向高度由所述入音口向所述出音口逐渐减小,且所述第一部分在所述安装基准面内的垂向高度大于或者等于所述第二部分在所述安装基准面内的垂向高度。
- 根据权利要求4所述的电子设备,其中,所述第一部分的连接所述声音接收部处在所述安装基准面内的投影宽度大于所述第一部分的连接所述第二部分处在所述安装基准面内的投影宽度,且所述第一部分在所述安装基准面内的投影宽度小于所述第二部分在所述安装基准面内的投影宽度。
- 根据权利要求5所述的电子设备,其中,所述第二部分在所述安装基准面内的垂向高度相等,所述第二部分在所述安装基准面内的投影宽度相等。
- 根据权利要求1所述的电子设备,其中,所述出音口内还设有减震泡棉和喇叭网,所述减震泡棉环绕在所述出音口的外侧壁上,所述喇叭网设置在所述出音口的末端。
- 根据权利要求1所述的电子设备,其中,还设有等化器,所述等化器包括等化器入音口,所述等化器入音口连接所述入音口,所述等化器设置为将所述音箱发出的声音均匀的传递。
- 根据权利要求8所述的电子设备,其中,所述等化器入音口设有多个导音板,每相邻的两个所述导音板之间的间隔相等,相邻的两个所述导音板之间的间隙形成所述等化器的入音孔。
- 根据权利要求8所述的电子设备,其中,所述等化器上还设有多个拔模孔。
- 一种电子设备,包括壳体,所述壳体的一端设有容纳腔,所述容纳腔内设有导声组件,所述导声组件包括音箱和导声装置,所述导声装置呈L形,所述导声装置包括入音部和出音部,所述入音部连接所述音箱,所述入音部和所述出音部相通,所述入音部的入音口与所述出音部的出音口并排设置,所述入音部的入音口处的高度大于所述出音部的出音口处的高度。
- 如权利要求11所述的电子设备,其中,所述导声装置的高度沿着所述入音部的入音口朝向所述出音部的出音口的方向缩小。
- 如权利要求11所述的电子设备,其中,所述入音部的高度沿着所述入音部的入音口朝向所述出音部的出音口的方向缩小。
- 如权利要求11所述的电子设备,其中,所述出音部呈扁平状。
- 如权利要求13所述的电子设备,其中,所述出音部的厚度沿着所述入音部的入音口朝向所述出音部的出音口的方向上保持不变。
- 如权利要求11所述的电子设备,其中,所述出音部呈扁平的喇叭状。
- 如权利要求11所述的电子设备,其中,所述入音部的上表面与所述出音部的上表面之间的夹角大于或者等于九十度。
- 如权利要求11至17任一项所述的电子设备,其中,所述导声装置内还设置有等化器,所述等化器包括等化器入音口,所述等化器入音口与所述入音部的入音口相通,所述等化器出音口与所述出音部的出音口相通。
- 如权利要求18所述的电子设备,其中,所述等化器入音口包括至少两个间隔设置的入音孔,所述入音孔与所述入音部的入音口相通,所述入音孔与所述等化器出音口之间构成第一导音通道。
- 如权利要求19所述的电子设备,其中,所述入音孔为竖向设置的入音缝。
- 如权利要求19所述的电子设备,其中,所述等化器包括至少两个导声结构,相邻的所述导声结构之间形成所述入音孔以及所述第一导音通道。
- 如权利要求21所述的电子设备,其中,所述导声结构包括第一板件以及分别设置于所述第一板件两侧的倾斜隔板,所述第一板件以及分别设置于所述第一板件两侧的所述倾斜隔板构成三角状。
- 如权利要求22所述的电子设备,其中,所述第一板件以及分别设置于所述第一板件两侧的所述倾斜隔板围绕形成具有拔模孔的空心三角柱。
- 如权利要求22所述的电子设备,其中,两个所述倾斜隔板之间的夹角为锐角。
- 如权利要求19所述的电子设备,其中,所述入音孔与所述等化器出音口相互垂直。
- 如权利要求18所述的电子设备,其中,所述等化器入音口处下表面的高度大于所述出音部的出音口处下表面的高度。
- 如权利要求24所述的电子设备,其中,相邻的第一板件之间构成所述等化器的入音孔,相邻的倾斜隔板的夹角之间构成所述等化器出音口,所述入音孔的宽度小于所述等化器出音口的宽度。
- 如权利要求11所述的电子设备,其中,所述入音部的入音口平行于所述出音部的出音口。
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AU2020350902A AU2020350902B2 (en) | 2019-09-20 | 2020-07-01 | Electronic device |
EP20865102.6A EP4009657A4 (en) | 2019-09-20 | 2020-07-01 | ELECTRONIC DEVICE |
KR1020227009356A KR102606196B1 (ko) | 2019-09-20 | 2020-07-01 | 전자 디바이스 |
JP2022516013A JP7455196B2 (ja) | 2019-09-20 | 2020-07-01 | 電子機器 |
US17/696,843 US11910157B2 (en) | 2019-09-20 | 2022-03-16 | Electronic apparatus |
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CN201910894078.5A CN112543387B (zh) | 2019-09-20 | 2019-09-20 | 电子设备 |
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US20230379617A1 (en) * | 2022-05-19 | 2023-11-23 | Roku, Inc | Compression Loaded Slit Shaped Waveguide |
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Publication number | Publication date |
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JP2022547321A (ja) | 2022-11-11 |
CN112543387B (zh) | 2022-07-22 |
CN115022758A (zh) | 2022-09-06 |
EP4009657A1 (en) | 2022-06-08 |
EP4009657A4 (en) | 2022-10-12 |
AU2020350902B2 (en) | 2023-05-11 |
CN112543387A (zh) | 2021-03-23 |
KR20220079823A (ko) | 2022-06-14 |
JP7455196B2 (ja) | 2024-03-25 |
US20220210548A1 (en) | 2022-06-30 |
KR102606196B1 (ko) | 2023-11-23 |
AU2020350902A1 (en) | 2022-04-21 |
US11910157B2 (en) | 2024-02-20 |
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