CN111225324B - Vibration sounding device for electronic product and electronic product - Google Patents
Vibration sounding device for electronic product and electronic product Download PDFInfo
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- CN111225324B CN111225324B CN201911245810.2A CN201911245810A CN111225324B CN 111225324 B CN111225324 B CN 111225324B CN 201911245810 A CN201911245810 A CN 201911245810A CN 111225324 B CN111225324 B CN 111225324B
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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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
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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
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
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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
- 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
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention discloses a vibration sound-producing device for an electronic product and the electronic product, wherein the vibration sound-producing device comprises a first shell, a magnetic component, a coil component and a second shell, wherein the magnetic component is arranged in the first shell; the coil assembly is arranged on the second shell, and the first shell or the second shell is provided with a buckle. According to the invention, the first shell or the second shell is provided with the buckle, so that the vibration range between the first shell and the second shell is limited, the vibration space of the vibration sound generating device is ensured, and the sound generating effect of the electronic product is improved.
Description
Technical Field
The invention relates to the technical field of sound production devices, in particular to a vibration sound production device for an electronic product and the electronic product.
Background
With the advent of the 5G era, people have increasingly expected a full-screen electronic device while pursuing extremely sophisticated network experience. How to realize the function of the receiver under the condition that the screen has no opening hole and have better listening experience is the current technical problem.
At present, the traditional method for realizing the function of the receiver under the condition that the screen has no opening hole mainly depends on an exciter to complete, and the existing exciter generally comprises an upper basin frame, a lower basin frame, a magnet and a coil. Simple structure, easily production has very high development prospect and practical value, but traditional exciter is too big at the effort of basin frame about the vibration in-process, causes the vibration space of exciter too big easily, reduces the electronic product sound production quality that is equipped with the exciter.
Disclosure of Invention
The invention aims to provide a vibration sound production device for an electronic product and the electronic product.
According to a first aspect of the present invention, there is provided a vibration sound generating device for an electronic product, comprising:
a first vibratory assembly including a first housing and a magnetic assembly disposed within the first housing;
a second vibrating assembly including a coil assembly and a second housing, the coil assembly being coupled to the second housing, the coil assembly being configured to generate an interaction force with the magnetic assembly to cause the first and second vibrating assemblies to vibrate relative to each other;
A buckle disposed on the first housing or on the second housing, the buckle configured to limit an amplitude of relative vibration of the first and second vibrating components.
Optionally, a matching portion is arranged on the first shell, the second shell includes a bottom surface and at least one side edge facing the first shell, a buckle is arranged in at least one side edge of the second shell, and the buckle and the matching portion are arranged correspondingly;
the catch is configured to limit the amplitude of vibration of the mating portion between the catch and the second housing bottom surface.
Optionally, the buckle is obliquely arranged on the inner side of the second housing, one end of the buckle close to the side of the second housing is connected with the side of the second housing, and one end of the buckle far away from the side of the second housing faces the bottom surface of the second housing.
Optionally, the buckle and the second housing are welded or integrally formed.
Optionally, the side of the second housing is connected with a connecting surface on the side far away from the bottom surface of the second housing, the connecting surface is parallel to the bottom surface of the second housing, and the connecting surface is provided with at least one first through hole.
Optionally, the second housing further includes a plurality of spring pieces, and the plurality of spring pieces are disposed corresponding to the magnetic assembly.
Optionally, the elastic sheet is obliquely arranged on the bottom surface of the second housing, one end of the elastic sheet close to the bottom surface of the second housing is connected with the bottom surface of the second housing, and one end of the elastic sheet far away from the bottom surface of the second housing is arranged to be a plane parallel to the bottom surface of the second housing.
Optionally, the magnetic assembly includes a first magnetic assembly and a second magnetic assembly, a first channel is left between the first magnetic assembly and the second magnetic assembly, the coil assembly is connected to the bottom surface of the second housing and penetrates into the first channel along the radial direction of the coil assembly, and the magnetizing directions of the first magnetic assembly and the second magnetic assembly pass through the coil assembly.
Optionally, the first magnetic assembly comprises a first magnet and a third magnet which are connected together, the second magnetic assembly comprises a second magnet and a fourth magnet which are connected together, the magnetizing directions of the first magnet and the second magnet are the same and are arranged along the arrangement direction of the first magnet and the second magnet, the magnetizing directions of the third magnet and the fourth magnet are opposite and perpendicular to the magnetizing direction of the first magnet, and the first magnet, the second magnet, the third magnet and the fourth magnet form a closed magnetic loop.
According to a second aspect of the present invention, there is provided an electronic product comprising:
the first surface and the second surface are connected to the electronic product in a vibratile mode;
the vibration sound-producing device, the first shell is arranged on the first surface, and the second shell is arranged on the second surface;
or, the first housing is disposed on the second surface, and the second housing is disposed on the first surface;
the vibration sound-producing device is configured to drive the first surface to vibrate and produce sound relative to the second surface.
Compared with the prior art, the invention has the technical effects that:
the invention discloses a vibration sound production device for an electronic product, which comprises a first shell, a magnetic component, a coil component and a second shell. According to the invention, the first shell or the second shell is provided with the buckle, so that the vibration space of the vibration sound-generating device is ensured, and the sound-generating effect of the electronic product is improved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is an exploded view of a vibration-powered sound producing device of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic cross-sectional view of a vibration sound-generating device according to the present invention;
FIG. 4 is a side view of a vibratory sound generator of the present invention;
fig. 5 is a schematic view of a vibration sound-generating device applied to an electronic product.
Wherein: 100-a vibration sound-producing device; 1-a first housing; 11-a mating portion; 2-a magnetic component; 21-a first magnet; 22-a second magnet; 23-a third magnet; 24-a fourth magnet; 3-washer; 31-first washer; 32-second washer; 4-a coil assembly; 5-a second housing; 6-a spring plate; 7-buckling; 8-a first via; 9-a first groove; 10-a second groove; 200-a first surface; 300-second surface.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Referring to fig. 1, the present invention discloses a vibration sound-generating device 100 for an electronic product, including:
the vibration device comprises a first vibration assembly, a second vibration assembly and a buckle 7, wherein the first vibration assembly comprises a first shell 1 and a magnetic assembly 2, and the magnetic assembly 2 is arranged in the first shell 1; the second vibration component comprises a coil component 4 and a second shell 5, the coil component 4 is connected with the second shell 5, the coil component 4 is configured to generate interaction force with the magnetic component 2, so that the first vibration component and the second vibration component vibrate relatively; the buckle 7 is disposed on the first housing 1 or the second housing 5, and the buckle 7 is configured to limit the amplitude of relative vibration between the first vibration component and the second vibration component.
Because it is mutual vibration between the first vibration subassembly of vibration sound generating device 100 and the second vibration subassembly, the restriction buckle 7 of vibration range between first vibration subassembly and the second vibration subassembly can set up on first casing 1, also can set up on second casing 5, all can play the restriction mutual vibration range's between first vibration subassembly and the second vibration subassembly effect.
Specifically, taking the example that the buckle 7 is arranged on the second housing 5, the buckle 7 may be arranged toward the first housing 1, and limit one side of the first housing 1 perpendicular to the vibration direction within a range of the buckle; the second housing 5 may have a side wall extending to the first housing 1, the side wall is disposed on the outer side of the first housing 1, the buckle 7 may be disposed on an inner wall of the side wall, and the buckle 7 limits the first housing 1 or one side of the first housing perpendicular to the vibration direction; the second housing 5 may have a side wall extending to the first housing 1, the side wall is disposed on the inner side of the first housing 1, the buckle 7 may be disposed on an outer wall of the side wall, and the buckle 7 limits the first housing 1.
According to the invention, through the arrangement of the buckle 7, the vibration space of the vibration sound-generating device 100 is ensured, and the sound-generating effect of the electronic product is improved.
Optionally, a matching portion 11 is arranged on the first housing 1, the second housing 5 includes a bottom surface and at least one side edge facing the first housing 1, a buckle 7 is arranged in at least one side edge of the second housing 5, and the buckle 7 is arranged corresponding to the matching portion 11; the catch 7 is configured to limit the amplitude of vibration of the fitting portion 11 between the catch 7 and the bottom surface of the second housing 5.
Referring to fig. 1, 2 and 4, in a specific embodiment, the middle opening of one side of the first housing 1 forms a ring shape, and two sides of the opening side extend out of the first housing 1 to form a matching part 11; the second housing 5 includes a bottom surface and at least one side edge, at least one buckle 7 is disposed inside the at least one side edge of the second housing 5, the buckle 7 is disposed corresponding to the fitting portion 11, and the buckle 7 is configured to limit the amplitude of the vibration of the fitting portion 11 between the buckle 7 and the bottom surface of the second housing 5.
According to the invention, the buckle 7 is arranged on the inner side of one or more sides of the second shell 5, and the buckle 7 can well limit the matching part 11 of the first shell 1 between the buckle 7 and the bottom surface of the second shell 5, so that the phenomenon that the vibration distance between the first shell 1 connected with the magnetic component 2 and the second shell 5 connected with the coil component 4 is too large, the vibration of the vibration sound-generating device 100 is excessive, and the sound-generating effect of an electronic product is influenced can be prevented.
In a specific embodiment, the coil assembly 4 may be a vertical coil, which is glued to the bottom surface of the second housing 5, and the coil assembly 4 penetrates into the first channel between the first magnetic assembly and the second magnetic assembly.
Specifically, as to the number of the snaps 7, if one snap 7 is provided inside the side of each of the second housings 5, and the snap 7 is provided corresponding to one of the two fitting portions 11 on the opening side of the first housing 1, the snap 7 can well restrict the fitting portion 11 of the first housing 1 between the snap 7 and the bottom surface of the second housing 5, so that one snap 7 can be provided inside the side of each of the second housings 5.
In another specific embodiment, referring to fig. 2, in order to limit both sides of the opening side of the first housing 1, two buckles 7 may be disposed inside the side of each second housing 5, and the two buckles 7 respectively correspond to the two matching portions 11 of the opening of the first housing 1, so that the position of the first housing 1 may be more stably limited, and the purpose of balancing the first housing 1 may be achieved.
Optionally, referring to fig. 4, the buckle 7 is obliquely arranged inside the side of the second housing 5, an end of the buckle 7 close to the side of the second housing 5 is connected to the side of the second housing 5, and an end of the buckle 7 away from the side of the second housing 5 faces the bottom surface of the second housing 5.
The advantage that sets up like this, when first casing 1 that is connected with magnetic component 2 vibrates towards second casing 5 that is connected with coil pack 4, first casing 1 can very smoothly pass through buckle 7 specifically is first casing 1 opening side both sides can make elastic buckle 7 take place to warp with the help of the effort between magnetic component 2 and the coil pack 4, buckle 7 is close to the side of second casing 5 removes, first casing 1 opening side both sides pass through just be restricted behind the buckle 7 between buckle 7 and the second casing 5 bottom surface, this just can provide vibration in the vibration sound-generating device 100 effective range, improve vibration efficiency and life of vibration sound-generating device 100.
Optionally, the buckle 7 and the second housing 5 are welded or integrally formed. In a specific embodiment, in order to ensure the structural strength of the vibration sound-generating device 100, the buckle 7 and the second housing 5 may both be made of a metal material with higher strength, and the materials of the buckle 7 and the second housing 5 may be close to or the same as each other, so that the buckle 7 and the second housing 5 may be connected by welding, thereby improving the connection reliability while ensuring the structural strength.
In another specific embodiment, if the material of the buckle 7 is the same as that of the second housing 5, the buckle 7 and the second housing 5 may be the same metal or the same plastic, or a mixture of multiple metals or a mixture of multiple plastics, and as long as the material of the buckle 7 is the same as that of the second housing 5, the buckle 7 and the second housing 5 may be integrally formed, so that not only the connection strength between the buckle 7 and the second housing 5 may be improved, but also the production and assembly processes of the vibration sound-generating device 100 may be simplified.
Optionally, the magnetic assembly 2 includes a first magnetic assembly and a second magnetic assembly, the first magnetic assembly and the second magnetic assembly are respectively disposed on the two matching portions 11 on the inner opening side of the first housing 1, and the second housing 5 includes a bottom surface and two sides extending from two sides of the bottom surface and facing the first housing 1.
Will first magnetic component and second magnetic component set up respectively on two cooperation portions 11 on the opening side both sides in first casing 1, can let penetrate coil pack 4 in the first passageway with first magnetic component and second magnetic component's distance is closer, guaranteed coil pack 4 with interact force between magnetic component 2, moreover two sides of second casing 5 all can regard as the basis that buckle 7 set up, right first casing 1 can play more stable limiting displacement.
Optionally, two sides of second casing 5 are keeping away from second casing 5 bottom surface one side all is connected with the connection face, connect the face with the bottom surface of second casing 5 is parallel, every be provided with at least one first through-hole 8 on connecting the face, every connect the number of first through-hole 8 on the face can be one, two or more, a plurality of first through-hole 8's size also can be the same or different, first through-hole 8 has made things convenient for be connected between second casing 5 and the electronic product, improves vibration sound generating device 100's assembly performance, and specific size and quantity are confirmed according to the actual connection situation.
More importantly, the second housing 5 with the connecting surface presents an inverted-.
Optionally, the second housing 5 further includes a plurality of elastic pieces 6, and the plurality of elastic pieces 6 are disposed corresponding to the magnetic assembly 2. The number of the elastic pieces 6 can be two, three, four or more, as long as the function of supporting the magnetic assembly 2 well can be achieved.
In a specific embodiment, the number of the elastic pieces 6 is two, the two elastic pieces 6 are respectively and correspondingly arranged below the magnetic assemblies 2 on two sides of the opening side of the first casing 1, the elastic pieces 6 are obliquely arranged on the second casing 5, one end of each elastic piece 6 close to the bottom surface of the second casing 5 is connected with the bottom surface of the second casing 5, and one end of each elastic piece 6 far away from the bottom surface of the second casing 5 is arranged on a plane parallel to the bottom surface of the second casing 5.
Optionally, the elastic sheet 6 and the second housing 5 are welded or integrally formed. In a specific embodiment, in order to ensure the structural strength of the vibration sound-generating device 100, the elastic sheet 6 and the second housing 5 may be made of a metal material with higher strength, and the material of the elastic sheet 6 and the material of the second housing 5 may be close to or the same as each other, so that the elastic sheet 6 and the second housing 5 may be connected by welding, thereby improving the connection reliability while ensuring the structural strength.
In another specific embodiment, if the elastic sheet 6 and the second housing 5 are made of the same material, they may be made of the same metal or the same plastic, or made of a mixture of multiple metals or multiple plastics, and as long as the elastic sheet 6 and the second housing 5 are made of the same material, they may be integrally formed, so as to not only improve the connection strength between the elastic sheet 6 and the second housing 5, but also simplify the production and assembly processes of the vibration sound-generating apparatus 100.
Optionally, the magnetic assembly 2 includes a first magnetic assembly and a second magnetic assembly, a first channel is left between the first magnetic assembly and the second magnetic assembly, the coil assembly 4 is connected to the bottom surface of the second housing 4 and penetrates into the first channel from the opening along the radial direction of the coil assembly, and the magnetizing directions of the first magnetic assembly and the second magnetic assembly pass through the coil assembly 4.
Optionally, the first magnetic assembly includes a first magnet 21 and a third magnet 23 connected together, the second magnetic assembly includes a second magnet 22 and a fourth magnet 24 connected together, the magnetizing directions of the first magnet 21 and the second magnet 22 are the same and along the arrangement direction thereof, the magnetizing directions of the third magnet 23 and the fourth magnet 24 are opposite and perpendicular to the magnetizing direction of the first magnet 21, and the first magnet 21, the second magnet 22, the third magnet 23 and the fourth magnet 24 constitute a closed magnetic loop.
The magnetizing directions of the first magnet 21 and the second magnet 22 are the same and are all along the arrangement direction, that is, the magnetic lines of force of the first magnet 21 and the second magnet 22 pass through the coil assembly 4 in the first channel, at this time, an interaction force is generated between the magnetic assembly 2 and the coil assembly 4, and similarly, the magnetizing directions of the third magnet 23 and the fourth magnet 24 are opposite and perpendicular to the magnetizing direction of the first magnet 21, so that the first magnet 21, the second magnet 22, the third magnet 23 and the fourth magnet 24 form a closed magnetic loop, and the closed magnetic loop jointly drives an electronic product connected with the vibration sounding device 100 to sound. The magnetic component 2 and the coil component 4 are combined into a nested form, so that the height of the whole vibration sounding device 100 is reduced, the space utilization rate is high, and sufficient utilization space is provided for electronic equipment.
Alternatively, the first magnet 21 and the third magnet 23 may be welded or bonded, and the second magnet 22 and the fourth magnet 24 may be welded or bonded. Welding or bonding can ensure the connection strength between the magnets and form a magnetic path between the magnets.
In a specific embodiment, referring to fig. 3, the first magnet 21 and the second magnet 22 are symmetrically arranged on both sides of the coil assembly 4, the magnetizing directions of the first magnet 21 and the second magnet 22 are both horizontal and rightward, forming a magnetic circuit with an N-pole on the left and an S-pole on the right, the third magnet 23 and the fourth magnet 24 are symmetrically arranged on both sides of the coil assembly 4, the magnetizing directions of the third magnet 23 and the fourth magnet 24 are both vertical, the magnetizing direction of the third magnet 23 is vertically upward, the magnetizing direction of the fourth magnet 24 is vertically downward, forming a magnetic circuit with an S-pole on the left and an N-pole on the right; after coil pack 4 lets in the electric current, coil pack 4 will receive vertical downward or vertical ascending effort, and the specific atress direction is downward or upwards needs to be confirmed according to coil pack 4's current direction, and this just can pass through coil pack 4 vibrates the emergence position sound production that comes direct drive electronic product, adjusts the size and the direction of vibration according to the size and the direction of electric current in addition, and the utilization efficiency of magnetic induction line is high under this mode, and power is strong, provides the better sound production quality of electronic product.
Optionally, the first magnet 21, the second magnet 22, the third magnet 23 and the fourth magnet 24 of the magnetic assembly 2 are symmetrically arranged along the coil assembly 4. Specifically, the first magnet 21 and the third magnet 23, and the second magnet 22 and the fourth magnet 24 are symmetrically arranged along the radial direction of the coil assembly 4, and the first magnet 21 and the second magnet 22, and the third magnet 23 and the fourth magnet 24 are symmetrically arranged along the axial direction of the coil assembly 4, so that the two magnets are symmetrical up and down, left and right, and form a complete magnetic loop, and the magnetic force lines are perpendicular to the coil assembly 4 under the symmetrical condition, so that the utilization rate of the magnetic force lines is high, and the acting force between the magnetic assembly 2 and the coil assembly 4 is stronger.
Alternatively, the magnetizing directions of the first magnet 21 and the second magnet 22 are perpendicular to the radial direction of the coil assembly 4. The first magnet 21 and the second magnet 22 are disposed on both sides of the coil block 4 and have the same magnetizing direction, so that magnetic induction lines generated by the first magnet 21 and the second magnet 22 pass through the coil block 4. In one case, if the first magnet 21 and the second magnet 22 are arranged one above the other, the magnetic induction lines of the first magnet 21 and the second magnet 22 pass through the coil assembly 4 in the arrangement direction, but only intersect with each other but are not perpendicular to each other, so that the utilization rate of the magnetic induction lines is reduced; and if the first magnet 21 and the second magnet 22 are arranged on the same horizontal plane, that is, the magnetizing directions of the first magnet 21 and the second magnet 22 are perpendicular to the radial direction of the coil assembly 4 along the arrangement direction thereof, then the magnetic induction lines of the first magnet 21 and the second magnet 22 vertically pass through the coil assembly 4, providing more effective magnetic force and interaction to the magnetic assembly 2 and the coil assembly 4.
Optionally, the material of the first casing 1 may be a magnetic conductive material or a non-magnetic conductive material. In a specific embodiment, the first casing 1 is made of a magnetic conductive material, the first magnetic component and the second magnetic component can be connected by the magnetic conductive material, and a complete magnetic loop is formed in the middle through the coil component 4.
Optionally, the first casing 1 is made of a non-magnetic material, the vibration sound generating device 100 further includes a washer 3, and the washer 3 is disposed between the first magnetic component and the second magnetic component and the first casing 1.
In a specific implementation mode, the washer 3 includes a first washer 31 and a second washer 32, the first washer 31 is arranged between the first magnetic assembly and the first casing 1, the second washer 32 is arranged between the second magnetic assembly and the first casing 1, the first magnetic assembly and the second magnetic assembly are connected through the washer 3, so that the whole first casing 1 is prevented from being set into a magnetic conductive material, the first casing 1 is prevented from being closed to the vibration sounding device 100, the magnetic circuit is prevented from being interfered by redundant magnetic conductive materials, and the stability of the magnetic circuit is improved.
Referring to fig. 5, the present invention also discloses an electronic product, including:
a first surface 200 and a second surface 300, wherein the first surface 200 is connected to the electronic product in a vibratable manner;
the vibration sound-generating device 100, the first shell 1 of the vibration sound-generating device 100 is arranged on the first surface 200, and the second shell 5 of the vibration sound-generating device 100 is arranged on the second surface 300;
alternatively, the first housing 1 of the vibration sound-generating device 100 is disposed on the second surface 300, and the second housing 5 of the vibration sound-generating device 100 is disposed on the first surface 200;
the vibration sound-generating device 100 is configured to drive the first surface 200 to generate sound in a vibration manner relative to the second surface 300, so that good sound-generating quality is provided for the electronic product.
Specifically, the first housing 1 may be adhered to the surface of the first surface 200, or embedded inside the first surface 200, as long as sufficient connection strength can be ensured.
Specifically, the first surface 200 may be a screen of the electronic product, and the second surface 300 may be a middle frame or a PCB of the electronic product.
Optionally, the electronic product comprises one of a cell phone, a tablet computer, an e-book reader, an MP3 player, an MP4 player, a computer, a set-top box, a smart tv, and a wearable device.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (8)
1. A vibrating sound device (100) for an electronic product, comprising:
a first vibrating assembly comprising a first housing (1) and a magnetic assembly (2), the magnetic assembly (2) being disposed within the first housing (1);
a second vibrating assembly comprising a coil assembly (4) and a second housing (5), the coil assembly (4) being connected to the second housing (5), the coil assembly (4) being configured to generate an interaction force with the magnetic assembly (2) to cause the first and second vibrating assemblies to vibrate relative to each other;
the magnetic assembly (2) comprises a first magnetic assembly and a second magnetic assembly, a first channel is reserved between the first magnetic assembly and the second magnetic assembly, the coil assembly (4) penetrates into the first channel along the radial direction of the coil assembly, and the magnetizing directions of the first magnetic assembly and the second magnetic assembly penetrate through the coil assembly (4); the first magnetic assembly comprises a first magnet (21) and a third magnet (23) which are connected together, the second magnetic assembly comprises a second magnet (22) and a fourth magnet (24) which are connected together, and the first magnet (21), the second magnet (22), the third magnet (23) and the fourth magnet (24) form a closed magnetic loop;
A clasp (7), the clasp (7) being disposed on the first housing (1) or on the second housing (5), the clasp (7) being configured to limit the amplitude of relative vibration of the first and second vibrating components;
the buckle (7) is obliquely arranged on the inner side of the second shell (5), one end, close to the side of the second shell (5), of the buckle (7) is connected with the side of the second shell (5), and one end, far away from the side of the second shell (5), of the buckle (7) faces towards the bottom surface of the second shell (5).
2. A vibrating sound-emitting device (100) according to claim 1,
a matching part (11) is arranged on the first shell (1), the second shell (5) comprises a bottom surface and at least one side edge facing the first shell (1), a buckle (7) is arranged in at least one side edge of the second shell (5), and the buckle (7) is arranged corresponding to the matching part (11);
the catch (7) is configured to limit the amplitude of vibration of the mating portion (11) between the catch (7) and the bottom surface of the second housing (5).
3. A vibrating sound-emitting device (100) according to claim 2, characterised in that the clip (7) is welded or formed integrally with the second housing (5).
4. A vibration sound-emitting device (100) according to claim 2, wherein the side of the second casing (5) is connected with a connecting surface at a side far from the bottom surface of the second casing (5), the connecting surface is parallel to the bottom surface of the second casing (5), and the connecting surface is provided with at least one first through hole (8).
5. A vibrating sound emitting device (100) according to claim 2, wherein said second casing (5) further comprises a plurality of resilient pieces (6), said plurality of resilient pieces (6) being arranged in correspondence with said magnetic assembly (2).
6. A vibration sound-generating device (100) according to claim 5, wherein said elastic sheet (6) is obliquely disposed on the bottom surface of said second housing (5), one end of said elastic sheet (6) close to the bottom surface of said second housing (5) is connected to the bottom surface of said second housing (5), and one end of said elastic sheet (6) far from the bottom surface of said second housing (5) is disposed as a plane parallel to the bottom surface of said second housing (5).
7. A vibrating sound-generating device (100) according to claim 1, characterised in that said first magnet (21) and said second magnet (22) have the same direction of magnetization and are aligned along the same direction, and in that said third magnet (23) and said fourth magnet (24) have the opposite direction of magnetization and are perpendicular to the direction of magnetization of said first magnet (21).
8. An electronic product, comprising:
a first surface (200) and a second surface (300), the first surface (200) being attached to the electronic product in a vibratable manner;
the vibrating sound generating device (100) of any one of claims 1-7, said first housing (1) being disposed on said first surface (200), said second housing (5) being disposed on said second surface (300);
or, the first casing (1) is arranged on the second surface (300) and the second casing (5) is arranged on the first surface (200);
the vibration sound production device (100) is configured to drive the first surface (200) to vibrate and produce sound relative to the second surface (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911245810.2A CN111225324B (en) | 2019-12-07 | 2019-12-07 | Vibration sounding device for electronic product and electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN111225324B true CN111225324B (en) | 2022-06-10 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281486A (en) * | 2010-06-10 | 2011-12-14 | 株式会社礼一电子 | Electronic sound converter |
| CN202111607U (en) * | 2011-05-30 | 2012-01-11 | 瑞声光电科技(常州)有限公司 | Vibration motor |
| JP6265518B1 (en) * | 2017-09-28 | 2018-01-24 | 準 植木 | Speaker device |
| CN109842701A (en) * | 2018-12-24 | 2019-06-04 | 歌尔股份有限公司 | Screen vibration-sound generating device and electronic product |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205510382U (en) * | 2015-12-31 | 2016-08-24 | 歌尔声学股份有限公司 | Multi -function device with vibration function and sound producing function |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281486A (en) * | 2010-06-10 | 2011-12-14 | 株式会社礼一电子 | Electronic sound converter |
| CN202111607U (en) * | 2011-05-30 | 2012-01-11 | 瑞声光电科技(常州)有限公司 | Vibration motor |
| JP6265518B1 (en) * | 2017-09-28 | 2018-01-24 | 準 植木 | Speaker device |
| CN109842701A (en) * | 2018-12-24 | 2019-06-04 | 歌尔股份有限公司 | Screen vibration-sound generating device and electronic product |
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