CN109348383A - A kind of speaker unit and electronic equipment of water-proof drainage - Google Patents

A kind of speaker unit and electronic equipment of water-proof drainage Download PDF

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Publication number
CN109348383A
CN109348383A CN201811455481.XA CN201811455481A CN109348383A CN 109348383 A CN109348383 A CN 109348383A CN 201811455481 A CN201811455481 A CN 201811455481A CN 109348383 A CN109348383 A CN 109348383A
Authority
CN
China
Prior art keywords
casing
loudspeaker
elastic component
speaker unit
water
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201811455481.XA
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Chinese (zh)
Inventor
王承谦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goertek Techology Co Ltd
Original Assignee
Goertek Techology Co Ltd
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 Goertek Techology Co Ltd filed Critical Goertek Techology Co Ltd
Priority to CN201811455481.XA priority Critical patent/CN109348383A/en
Publication of CN109348383A publication Critical patent/CN109348383A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00Loudspeakers
    • H04R2400/11Aspects regarding the frame of loudspeaker transducers

Abstract

Aiming at the problem that present invention is bad the water-proof function of electronic equipment in the prior art and structure is complicated, disclose a kind of speaker unit of water-proof drainage, including lower casing, can it is relatively close or far from lower casing upper casing and be set to upper casing, lower casing formed the intracorporal loudspeaker of chamber;The circumferential direction of loudspeaker and upper casing, lower casing are tightly connected, so that cavity is divided into disconnected preceding sound chamber and rear sound chamber by loudspeaker, preceding sound chamber is provided with sound outlet hole, upper casing relative to lower casing movement for changing preceding sound chamber volume.Water-proof drainage speaker unit provided herein can utilize the inherent structure and feature realization waterproof and drain function in loadspeaker structure, it avoids increasing excessive waterproof part, avoid the complexity of lift structure, both the waterproof purpose to inside loudspeakers had been realized, the complexity that not will increase the design and installation of structure again, reduces the design production cycle of speaker unit.Disclosed herein as well is a kind of electronic equipments including above-mentioned apparatus.

Description

A kind of speaker unit and electronic equipment of water-proof drainage
Technical field
The present invention relates to waterproofing design technical fields, more specifically to a kind of speaker unit of water-proof drainage.This Outside, the invention further relates to a kind of electronic equipments of speaker unit including above-mentioned water-proof drainage.
Background technique
Currently, the usage mode of wearable device is more and more extensive, for the water-proof function under different service conditions by More and more concerns.
By taking wrist-watch as an example, existing call type wrist-watch partially can reach the waterproofing grade of 5ATM, but its waterproof technique is usual Be acoustical device add waterproof membrane mode, such waterproof technique mode, under high-grade waterproof such as the standard of 5ATM, also inevitably Interiors of products can be entered through acoustic aperture.Though interiors of products has certain water-proof function, contact water not will cause in the short time It influences, but is flooded the influence that not will cause still to built-in function for a long time.
In conclusion how to provide one kind can be realized waterproof purpose and the simple speaker unit of structure, it is current sheet Field technical staff's problems faced.
Summary of the invention
In view of this, the device can be realized anti-the object of the present invention is to provide a kind of speaker unit of water-proof drainage Drain operation after water and part water inlet, the influence for the work that can prevent inner inlet from causing to loudspeaker, and structure is simple, Extra waterproof part need not be set.
It is a further object of the present invention to provide a kind of electronic equipments of speaker unit including above-mentioned water-proof drainage.
To achieve the goals above, the invention provides the following technical scheme:
A kind of speaker unit of water-proof drainage, including lower casing, can it is relatively close or far from the lower casing upper casing and It is set to the intracorporal loudspeaker of chamber that the upper casing and the lower casing are formed;
The circumferential direction of the loudspeaker and the upper casing, the lower casing are tightly connected, so that the loudspeaker is by the cavity It is divided into disconnected preceding sound chamber and rear sound chamber, the preceding sound chamber is provided with sound outlet hole, and the upper casing is relative to the lower casing The mobile volume for changing the preceding sound chamber.
Preferably, the loudspeaker also passes through elastic component and connects the upper casing or connect the lower casing, and the elastic component is made Elastic force for the loudspeaker is used to jack up the loudspeaker to expand the volume of the preceding sound chamber.
Preferably, when no external force, the loudspeaker is obliquely installed by the resilient force of the elastic component in described In preceding sound chamber, and inclined surface is towards the gap of the upper casing and the lower casing or towards the sound outlet hole of the preceding sound chamber.
Preferably, the loudspeaker connects the upper casing by the first waterproof seal, and passes through the second waterproof seal Connect the lower casing;
The elastic component includes:
Apply the first elastic component of the power for being tightly attached to first waterproof seal to the loudspeaker and to the loudspeaking Device applies the second elastic component for being tightly attached to the power of second waterproof seal;The two be all set in the loudspeaker and it is described under Between shell, and the coefficient of elasticity of second elastic component is less than the coefficient of elasticity of first elastic component.
Preferably, first elastic component is located remotely from the position of the sound outlet hole, and second elastic component is located at close The position of the sound outlet hole, and third elastic component, institute are additionally provided between first elastic component and second elastic component It states the both ends on the elastic telescopic direction of third elastic component and is connected to the loudspeaker and the lower casing.
Preferably, the side far from the sound outlet hole of the loudspeaker is equipped at least two first elastic components, institute The side close to the sound outlet hole for stating loudspeaker is equipped at least two second elastic components, and the third elastic component is set to The middle part of the loudspeaker.
Preferably, first waterproof seal and second waterproof seal are the sticking waterproof foam of tool; First waterproof seal is bonded one of the loudspeaker and the upper casing, described in the second waterproof seal bonding One of loudspeaker and the lower casing.
Preferably, pass through connection flexible glue connection between the upper casing and the lower casing.
Preferably, it is provided with elastic component positioning column on the loudspeaker and/or the lower casing, the end of the elastic component connects It is connected on the elastic component positioning column.
A kind of electronic equipment, including speaker unit, the speaker unit are water-proof drainage described in any of the above embodiments Speaker unit.
The speaker unit of water-proof drainage provided herein can using loudspeaker and preceding sound chamber sealed connection and Positional relationship prevents water from entering the inside of speaker unit, and allows the water to be discharged to by the relative movement of upper lower casing and raise The outside of sound device device avoids the contact wetting of the vibrating diaphragm of loudspeaker too long.Water-proof drainage loudspeaker dress provided herein Setting can avoid increasing excessive waterproof portion using the inherent structure and feature realization waterproof and drain function in loadspeaker structure Part, avoids the complexity of lift structure, has not only realized the waterproof purpose to inside loudspeakers, but not will increase structure design and The complexity of installation reduces the design production cycle of speaker unit.
Present invention also provides a kind of electronic equipments of speaker unit including above-mentioned water-proof drainage.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the speaker unit of water-proof drainage provided herein;
Fig. 2 is the cross-sectional view of the speaker unit of water-proof drainage provided herein;
Fig. 3 is the front elevational view of the nature of the speaker unit of water-proof drainage provided herein;
Fig. 4 is the front elevational view of the hull-borne of the speaker unit of water-proof drainage provided herein;
Fig. 5 is the bottom view of loudspeaker provided herein;
Fig. 6 is the top view of loudspeaker provided herein.
Appended drawing reference in Fig. 1-6 are as follows:
101- sound outlet hole, 102- connection flexible glue, 201- upper casing, 202- lower casing, 203a- the first waterproof foam, 203b- second Waterproof foam, 301- vibrating diaphragm, sound chamber before 302-, 303- lead, 401a- big spring, spring in 401b-, 401c- little spring, The first spring fixed column of 402a-, 402b- second spring fixed column, 402c- third spring fixed column.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of speaker unit of water-proof drainage, the device can be realized waterproof and part into Drain operation after water, the influence for the work that can prevent inner inlet from causing to loudspeaker, and structure is simple, it is not necessary to setting is more Remaining waterproof part.
Another core of the invention is to provide a kind of electronic equipment of speaker unit including above-mentioned water-proof drainage.
Fig. 1 to Fig. 6 is please referred to, Fig. 1 is the structural schematic diagram of the speaker unit of water-proof drainage provided herein;Figure 2 be the cross-sectional view of the speaker unit of water-proof drainage provided herein;Fig. 3 is raising for water-proof drainage provided herein The front elevational view of the nature of sound device device;Fig. 4 is the hull-borne of the speaker unit of water-proof drainage provided herein Front elevational view;Fig. 5 is the bottom view of loudspeaker provided herein;Fig. 6 is the top view of loudspeaker provided herein.
A kind of speaker unit of water-proof drainage provided herein, including lower casing 202, can it is relatively close or far under The upper casing 201 of shell 202 and the intracorporal loudspeaker of chamber for being set to upper casing 201 and the formation of lower casing 202;The circumferential direction of loudspeaker with it is upper Shell 201, lower casing 202 are tightly connected, so that cavity is divided into disconnected preceding sound chamber 302 and rear sound chamber, preceding sound chamber by loudspeaker 302 are provided with sound outlet hole 101, upper casing 201 relative to lower casing 202 movement for changing preceding sound chamber 302 volume.
It should be noted that the speaker unit of the application is with upper casing, lower casing and the chamber that the two formation is arranged in The loudspeaker in internal portion, the circumferential direction and upper casing 201, lower casing 202 of loudspeaker form circumferential sealing, so as to by the cavity point It being divided into as two disconnected sub- cavitys, the sub- cavity where the side of vibrating diaphragm 301 is provided on loudspeaker is preceding sound chamber 302, Sound outlet hole 101 is provided on the wall surface of preceding sound chamber 302.
Since loudspeaker and upper casing 201, lower casing 202 are tightly connected, and can be opposite between upper lower casing it is close and separate, The inner wall of preceding sound chamber 302 centainly has at least one of the inner wall section of upper casing 201, inner wall section of lower casing.
Above-mentioned sound outlet hole 101 can be the through-hole being arranged on preceding 302 wall surface of sound chamber, or may be upper casing 201 with The change of size may occur when upper casing 201 is close to or far from lower casing in gap between lower casing 202, the gap.
In above-mentioned speaker unit use process, before water may be entered by sound outlet hole 101 in sound chamber 302, due to raising It is comprehensive sealed connection between sound device and upper casing 201, lower casing 202, the barrier effect to water can be played, therefore, water will not Rear sound chamber is entered by preceding sound chamber 302, before only staying in sound chamber 302, but having moisture in preceding sound chamber 302 also can be to vibrating diaphragm 301 impact, and need for moisture to be discharged, can be by applying extruding force to upper casing 201 and lower casing 202, so that the two is opposite Movement, to reduce the volume of preceding sound chamber 302, so that the water compression in preceding sound chamber 302 is discharged by sound outlet hole 101.It can be with after discharge Shell relative motion up and down is controlled in several ways and returns to initial relative position.
The speaker unit of water-proof drainage provided herein can utilize the sealed connection of loudspeaker and preceding sound chamber 302 And positional relationship, prevent water from entering the inside of speaker unit, and allow the water to be discharged to by the relative movement of upper lower casing The outside of speaker unit avoids the contact wetting of the vibrating diaphragm 301 of loudspeaker too long.Water-proof drainage loudspeaking provided herein Device device can avoid increase is excessive from preventing using the inherent structure and feature realization waterproof and drain function in loadspeaker structure Wet part, avoids the complexity of lift structure, has not only realized the waterproof purpose to inside loudspeakers, but also not will increase setting for structure The complexity of meter and installation, reduces the design production cycle of speaker unit.
It should be noted that the sound outlet hole 101 in all embodiments of the application can be a through-hole on upper casing 201, Or be a through-hole on lower casing 202, it is required to guarantee that the hole is located on the wall surface of preceding sound chamber.Or sound outlet hole 101 can be with For the gap of upper casing 201 and 202 junction of lower casing.
The plan of establishment of above two sound outlet hole 101, the former only realizes out sound and Inlet and outlet water by through-hole, and upper casing 201 is under In the mutual static and moving process of shell 202, upper casing 201 and lower casing 202 can have gap, can also not have gap.The latter Need to go out by gap sound and Inlet and outlet water, thus during being mutually shifted of upper casing 201 and lower casing 202, upper casing 201 and lower casing 202 must have gap.
Through-hole and gap in the plan of establishment of above two sound outlet hole 101 are referred to as sound outlet hole in the following embodiments 101。
It should be noted that movement of the upper casing 201 relative to lower casing 202 provided in the application, can be upper casing 201 It is whole mobile to lower casing 202, naturally it is also possible to which that for the close lower casing 202 in part of upper casing 201, i.e. upper casing 201 is deformed, shape At part close to lower casing 202, the volume of sound chamber 302 becomes smaller before similarly enabling to.
On the basis of above-described embodiment, loudspeaker also connects upper casing 201 or connection lower casing 202, bullet by elastic component Property part act on the elastic force of loudspeaker and be used to jack up loudspeaker with the volume of sound chamber 302 before expanding.
Referring to FIG. 3, loudspeaker while circumferential seal is connected to upper casing 201, lower casing 202, is also connected by elastic component Be connected to upper casing 201 or lower casing 202, the effect of elastic component be relatively distant from lower casing can under the action of by external force, thus The volume of sound chamber 302 before restoring.
Optionally, elastic component can be set between loudspeaker and lower casing 202, under external force state, at elastic component In compressive state, to realize after external force revocation, elastic member presses loudspeaker, to be jacked up to upper casing 201, sound chamber before expanding 302.Or elastic component can also be arranged between loudspeaker and upper casing 201, under external force state, elastic component, which is in, to be stretched State, to realize that elastic component pulls loudspeaker after external force revocation, to be lifted to upper casing 201, sound chamber 302 before expanding.
By the effect of elastic component so that upper lower casing can above and below squeezing after the power revocation of shell relative motion in the present embodiment It is restored to initial position, to guarantee the normal use of preceding sound chamber 302.On the other hand, the operation of lower casing drains effect in single extrusion Fruit is bad, it may be necessary to repeatedly squeezes, thus the setting of above-mentioned elastic component can make operator only provide extruding force, and extruding force Upper lower casing can automatically reply after revocation, remove the operation for pulling open upper lower casing from.
On the basis of any one above-mentioned embodiment, under natural conditions, resilient force of the loudspeaker by elastic component It is obliquely installed in preceding sound chamber 302, and inclined surface goes out sound towards upper casing 201 with the gap of lower casing 202 or towards preceding sound chamber 302 Hole 101.
It should be noted that when loudspeaker is acted in upper casing 201 and lower casing 202 by elastic component, only by upper lower casing Extruding force, elastic component active force, be able to maintain and be still in lower casing.If loudspeaker still keeps vibrating diaphragm 301 towards upper casing 201 or lower casing 202, then it will lead to when extruding force is applied on upper casing 201, whole water can not be squeezed out.Therefore will go out The gap of sound hole 101 or upper casing 201 and lower casing 202 is located at the side of upper lower casing, i.e., the center of non-upper casing 201, lower casing 202, and And 301 side of vibrating diaphragm of the loudspeaker acted on by elastic component is arranged towards sound outlet hole 101, enable to water to flow to close to sound out The side in hole 101 squeezes upper lower casing under this state, water can be made more quickly to be flowed out by sound outlet hole 101.
In the present embodiment, it is arranged by the direction of elastic component active force, can control the water into preceding sound chamber close to sound out Hole 101, so as to the smooth of draining and fast.
On the basis of above-described embodiment, loudspeaker connects upper casing 201 by the first waterproof seal, and passes through second Waterproof seal connects lower casing 202;
Elastic component includes:
Apply the first elastic component of the power for being tightly attached to the first waterproof seal to loudspeaker and is tightly attached to loudspeaker application Second elastic component of the power of the second waterproof seal;The two is all set between loudspeaker and lower casing 202, and the second elastic component Coefficient of elasticity of the coefficient of elasticity less than the first elastic component.
It should be noted that the effect of above-mentioned first waterproof seal and the second waterproof seal is to realize front and back sound The seal isolation of chamber, it is contemplated that it can be relatively moved between upper lower casing, thus the first waterproof seal can be with loudspeaker, upper casing One of 201 are fixedly connected, and compress simultaneously slidable connection with another one, the second waterproof seal can be with loudspeaker, lower casing One of 202 are fixedly connected, and compress simultaneously slidable connection with another one.First waterproof seal and the second waterproof seal shape Shape structure can be adjusted according to the case where upper casing 201, lower casing 202 and loudspeaker.
The effect of above-mentioned compression passes through the first elastic component respectively and the second elastic component is realized, referring to FIG. 3, wherein, first Elastic component and the second elastic component are respectively provided on a speaker, and the first elastic component is applied to close to the position of the first waterproof seal, For loudspeaker to be pressed in the first waterproof seal, the second elastic component is applied to close to the position of the second waterproof seal, uses In loudspeaker is pressed in the second waterproof seal.
In actual setting, in order to realize loudspeaker towards sound outlet hole 101 it is required that the elastic reaction of the first elastic component Power is greater than the active force of the second elastic component, and therefore, the first elastic component is big spring 401a, and the second elastic component is little spring 401c, In contrast, the coefficient of elasticity of big spring 401a is greater than the coefficient of elasticity of little spring 401c.
Optionally, when selecting other kinds of elastic component, loudspeaking can also be made by conditions such as the length of elastic component Device forms above-mentioned position.
On the basis of any one above-mentioned embodiment, the first elastic component is located remotely from the position of sound outlet hole 101, and second Elastic component is located at close to the position of sound outlet hole 101, i.e. the second elastic component is between the first elastic component and sound outlet hole 10, and the Third elastic component is additionally provided between one elastic component and the second elastic component, the both ends on the elastic telescopic direction of third elastic component point It is not connected to loudspeaker and lower casing 202.
Optionally, the side of the separate sound outlet hole 101 of loudspeaker be equipped at least two first elastic components, loudspeaker it is close The side of sound outlet hole 101 is equipped at least two second elastic components, and third elastic component is set to the middle part of loudspeaker.
It should be noted that the effect of third elastic component is elasticity of above-mentioned two elastic components of balance to loudspeaker Effect.Corresponding, third elastic component can choose as middle spring 401b, and coefficient of elasticity can be greater than the bullet of little spring 401c Property coefficient, while being less than the coefficient of elasticity of big spring 401a.
For the setting position of elastic component, since loudspeaker usually has certain width, thus, in the first elasticity of setting The side of part can meet the needs in its transverse direction, equally by way of two or more first elastic components are arranged Two or more second elastic components can be set, to meet lateral needs.But third elastic component is positioned at loudspeaker Middle part, its effect is the entire loudspeaker of balance, thus its quantity is arranged one, it is of course also possible to be multiple.
On the basis of any one above-mentioned embodiment, the first waterproof seal and the second waterproof seal are to have The waterproof foam of viscosity, the first waterproof seal are bonded one of loudspeaker and upper casing 201, and the second waterproof seal bonding is raised One of sound device and lower casing 202.
In Fig. 3, the first waterproof seal is the first waterproof foam 203a, and the second waterproof seal is the second waterproof foam 203b。
On the basis of any one above-mentioned embodiment, connected between upper casing 201 and lower casing 202 by connection flexible glue 102 It connects.
Fig. 1 and Fig. 2 are please referred to, can be connected by soft structures between upper casing 201 and lower casing 202 provided by the present application, Under the premise of guaranteeing has gap therebetween, it is ensured that the distance of the back movement of the two limits.
On the basis of any one above-mentioned embodiment, elastic component positioning is provided on loudspeaker and/or lower casing 202 Column, the end of elastic component are connected on elastic component positioning column.
It is specific referring to FIG. 3, wherein, the first elastic component is positioned close to the first waterproof foam 203b at, loudspeaker with The first spring fixed column 402a is equipped on lower casing 202, for fixing the first elastic component;
Second elastic component is positioned close at the second waterproof foam 203b, is equipped with second on loudspeaker and lower casing 202 Spring fixed column 402b;
The middle part of loudspeaker is arranged in third elastic component, is equipped with third spring fixed column on loudspeaker and lower casing 202 402c。
Optionally, side of the loudspeaker towards lower casing is arranged in the lead 303 of loudspeaker, i.e., in rear sound chamber, acts on to connect Loudspeaker and product circuit plate are connect, provides signal for loudspeaker.
In the use process of speaker unit provided herein, the sound chamber 302 before water is entered by sound outlet hole 101 Afterwards, user can be by the edge (close to 101 end of sound outlet hole) by die pressing product upper casing 201 (or lower casing 202), and upper casing 201 is made Firmly on the first waterproof foam 203a, further as by the first waterproof foam 203a active force, loudspeaker is in Fig. 3 Left end moves downward, big spring 401a, middle spring 401b, little spring 401c stress and be compressed to Fig. 4 state, while the second waterproof Compression is realized in the effect that foam 203b also will receive certain power.In the above process, the spacing of upper casing 201 and lower casing 202 reduces, Preceding 302 reduced space of sound chamber can drain water by going out acoustic aperture 101;The state of Fig. 4 is that preceding 302 space of sound chamber is compressed into Least limit.
Pass through release upper casing 201 and lower casing 202, the elastic masterpiece of big spring 401a, middle spring 401b, little spring 401c With can be used for jacking up loudspeaker, be restored to Fig. 3 state by Fig. 4 state.To guarantee the moisture row inside preceding sound chamber 302 Only, drained, aforesaid operations can be repeated several times, and then realize the drain function of product, to realize the demand of product waterproof.
In addition to the speaker unit of water-proof drainage provided by any one above-mentioned embodiment, the present invention also provides a kind of packets The electronic equipment of speaker unit disclosed in above-described embodiment is included, the structure of other each sections of the electronic equipment please refers to existing Technology, repeats no more herein.
The electronic equipment is to have the function of sound-playing function or other equipment spoken, and can be wrist-watch, bracelet, ear Machine wears the wearable devices such as display, or the mobile terminals such as smart phone, tablet computer.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The speaker unit to water-proof drainage provided by the present invention and the electronic equipment with the device carry out above It is discussed in detail.Used herein a specific example illustrates the principle and implementation of the invention, above embodiments Illustrate to be merely used to help understand method and its core concept of the invention.It should be pointed out that for the common skill of the art , without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for art personnel, these change It is also fallen within the protection scope of the claims of the present invention into modification.

Claims (10)

1. a kind of speaker unit of water-proof drainage, which is characterized in that including lower casing (202), can be relatively close or far from described The upper casing (201) of lower casing (202) and the intracorporal loudspeaking of chamber for being set to the upper casing (201) and the lower casing (202) formation Device;
The circumferential direction of the loudspeaker and the upper casing (201), the lower casing (202) are tightly connected, so that the loudspeaker is by institute It states cavity and is divided into disconnected preceding sound chamber (302) and rear sound chamber, the preceding sound chamber (302) is provided with sound outlet hole (101), described Upper casing (201) relative to the lower casing (202) movement for changing the preceding sound chamber (302) volume.
2. the speaker unit of water-proof drainage according to claim 1, which is characterized in that the loudspeaker also passes through elasticity Part connects the upper casing (201) or the connection lower casing (202), the elastic force that the elastic component acts on the loudspeaker are used for The loudspeaker is jacked up to expand the volume of the preceding sound chamber (302).
3. the speaker unit of water-proof drainage according to claim 2, which is characterized in that described to raise when without external force Sound device is obliquely installed in the preceding sound chamber (302) by the resilient force of the elastic component, and inclined surface is towards the upper casing (201) with the gap of the lower casing (202) or the sound outlet hole (101) towards the preceding sound chamber (302).
4. the speaker unit of water-proof drainage according to claim 3, which is characterized in that the loudspeaker is anti-by first Watertight seal connects the upper casing (201), and connects the lower casing (202) by the second waterproof seal;
The elastic component includes:
Apply the first elastic component of the power for being tightly attached to first waterproof seal to the loudspeaker and is applied to the loudspeaker Step up the second elastic component for being affixed on the power of second waterproof seal;The two is all set in the loudspeaker and the lower casing (202) between, and the coefficient of elasticity of second elastic component is less than the coefficient of elasticity of first elastic component.
5. the speaker unit of water-proof drainage according to claim 4, which is characterized in that first elastic component is located at remote Position from the sound outlet hole (101), second elastic component are located at close to the position of the sound outlet hole (101), and described Third elastic component, the elastic telescopic direction of the third elastic component are additionally provided between first elastic component and second elastic component On both ends be connected to the loudspeaker and the lower casing (202).
6. the speaker unit of water-proof drainage according to claim 5, which is characterized in that the loudspeaker far from described The side of sound outlet hole (101) is equipped at least two first elastic components, close the sound outlet hole (101) of the loudspeaker Side is equipped at least two second elastic components, and the third elastic component is set to the middle part of the loudspeaker.
7. the speaker unit of water-proof drainage according to claim 4, which is characterized in that first waterproof seal and Second waterproof seal is the sticking waterproof foam of tool;
First waterproof seal is bonded one of the loudspeaker and the upper casing (201), second waterproof sealing Part is bonded one of the loudspeaker and the lower casing (202).
8. the speaker unit of water-proof drainage according to claim 1, which is characterized in that the upper casing (201) with it is described Pass through connection flexible glue (102) connection between lower casing (202).
9. according to the speaker unit of the described in any item water-proof drainages of claim 2 to 7, which is characterized in that the loudspeaker And/or elastic component positioning column is provided on the lower casing (202), the end of the elastic component is connected to the elastic component positioning column On.
10. a kind of electronic equipment, including speaker unit, which is characterized in that the speaker unit is that claim 1-9 is any The speaker unit of water-proof drainage described in.
CN201811455481.XA 2018-11-30 2018-11-30 A kind of speaker unit and electronic equipment of water-proof drainage Pending CN109348383A (en)

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Application Number Priority Date Filing Date Title
CN201811455481.XA CN109348383A (en) 2018-11-30 2018-11-30 A kind of speaker unit and electronic equipment of water-proof drainage

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Application Number Priority Date Filing Date Title
CN201811455481.XA CN109348383A (en) 2018-11-30 2018-11-30 A kind of speaker unit and electronic equipment of water-proof drainage

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Publication Number Publication Date
CN109348383A true CN109348383A (en) 2019-02-15

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Application Number Title Priority Date Filing Date
CN201811455481.XA Pending CN109348383A (en) 2018-11-30 2018-11-30 A kind of speaker unit and electronic equipment of water-proof drainage

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110166909A (en) * 2019-05-23 2019-08-23 潍坊歌尔电子有限公司 A kind of welding bell group and smartwatch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110166909A (en) * 2019-05-23 2019-08-23 潍坊歌尔电子有限公司 A kind of welding bell group and smartwatch
CN110166909B (en) * 2019-05-23 2020-10-20 潍坊歌尔电子有限公司 Loudspeaker module and intelligent wrist-watch

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