CN108882120A - Electronic equipment - Google Patents

Abstract

The application provides a kind of electronic equipment, including shell, electroacoustic component and seal member；Shell surrounds a cavity；Acoustic holes are offered on shell；Electroacoustic component is installed in cavity；The preceding operatic tunes of electroacoustic component is connected to by acoustic holes with hull outside；Seal member cuts off the connected state of the preceding operatic tunes and hull outside for being completely covered or blocking acoustic holes.In electronic apparatus application in special high pressure or low-pressure state, in the state of seal member sealing acoustic holes above-mentioned, vibrating diaphragm in electroacoustic component is not necessarily to increase thickness or intensity to adapt to the pressure state of particular surroundings, then vibrating diaphragm is enabled to be designed and manufacture according to conventional application, the available optimization of acoustic characteristic；Also, by the thickness or intensity for reducing vibrating diaphragm in electroacoustic component, the production cost of electroacoustic component can also be reduced.

Description

Electronic equipment

Technical field

This application involves technical field of sealing technology, and in particular to a kind of electronic equipment with fire resistance characteristic.

Background technique

The electronic equipments such as smartwatch all have certain waterproofing grade, to avoid water via acoustic aperture out, sound hole It enters electronic equipment internal and causes short-circuit failure.

Currently, the waterproof sealing of electronic equipment gone out at acoustic aperture and sound hole depends on corresponding position acoustic element Vibrating diaphragm realize；The thickness of waterproof bearing capacity and vibrating diaphragm of the electronic equipment at acoustic aperture out and sound hole, the elasticity of vibrating diaphragm are special Property is closely related.

In some electronic equipments, in order to enable electronic equipment to apply in the hyperbaric environments such as deep water, electronics be avoided to set For the vibrating diaphragm of standby middle electroacoustic component because high pressure is damaged, the thickness of vibrating diaphragm can be higher according to the increase in demand or use of bearing strength The diaphragm materials of grade；And be also just deteriorated in the sound property that vibrating diaphragm thickness increases vibrating diaphragm, when being unable to satisfy the conversion of normal acoustic-electric Demand to acquisition precision and sound replication fidelity；And use greater degree diaphragm materials significantly improve electroacoustic component at This.

Summary of the invention

The application provides a kind of electronic equipment, to solve at least partly technical problem that background technique refers to.

The application provides a kind of electronic equipment, including shell, electroacoustic component and seal member；

The shell surrounds a cavity；Acoustic holes are offered on the housing；

The electroacoustic component is installed in the cavity；The preceding operatic tunes of the electroacoustic component by the acoustic holes with it is described Hull outside connection；

The seal member is cut off outside the preceding operatic tunes and the shell for being completely covered or blocking the acoustic holes The connected state of side.

Optionally, the seal member is connected to the shell, and mobile relative to the shell under external force；

The relatively described shell of the seal member is moved to the first predetermined position and covers or block the acoustic holes.

Optionally, slideway is provided on the shell；

The seal member connects in succession with the slipway clamp, and slides along the slideway.

Optionally, operation portion is provided on the seal member.

Optionally, the seal member is articulated in the shell；

The seal member is relative to the drive-connecting shaft rotation connecting with the shell.

Optionally, the seal member includes clamping portion；

The shell includes clamping engagement portion；

When the seal member is moved to first predetermined position, the clamping portion and the clamping engagement portion cooperation and The seal member is set to be fixed on the shell.

Optionally, the seal member includes metal portion；

The shell includes magnet part；

When the seal member is moved to first predetermined position, the magnet part is attracted the metal portion and makes described Seal member is fixed on the shell.

Optionally, the electronic equipment includes driving part；

The driving part and the seal member are mounted in the cavity；

The driving part drives the seal member to move in the cavity, until the sound is inserted into covering or blocking Learn hole.

Optionally, the driving part includes driving motor and screw mechanism；

The screw mechanism includes lead screw, directive slide track and sliding block；

The sliding block is connect with the threads of lead screw, and is clamped with the directive slide track；

The output end of the driving motor is connect with the lead screw, and the sliding block is driven to slide along the directive slide track；

The extending direction of the lead screw is parallel to the extending direction of the acoustic holes；

The seal member is fixed on the sliding block.

Optionally, the driving part includes the first driving part and the second driving part；

The seal member is rotary sealing component, and all sides are provided with locking part；

The acoustic holes are rotary hole, and all sides are provided with sealed auxiliary section；

First driving part drives the seal member to be inserted into the acoustic holes；Second driving part drives institute It states seal member to rotate in the acoustic holes, the locking part and sealed auxiliary section is then made to be engaged by clamping.

Optionally, the acoustic holes include cone hole part；

The cone hole part is located at one end that the acoustic holes are connected to the cavity；

By close to the part of the cavity to the part of the separate cavity, the cross-sectional area of the cone hole part gradually subtracts It is small；

The seal member includes the tapered portion with cone hole part cooperation.

Optionally, the electroacoustic component is loudspeaker or sound pick-up.

Electronic equipment provided by the present application is arranged seal member, seal member can cover or plug for seal hole and cut off The connected state of the preceding operatic tunes and external environment, so that external environment medium cannot be introduced into the preceding operatic tunes.And because of extraneous medium It cannot be introduced into the preceding operatic tunes, the preceding operatic tunes can keep stable pressure status, so that the pressure acted on vibrating diaphragm is also kept Stable state.

In electronic apparatus application in special high pressure or low-pressure state, acoustic holes above-mentioned are sealed using seal member Under state, the vibrating diaphragm in electroacoustic component is not necessarily to increase thickness or intensity to adapt to the pressure state of particular surroundings, then Vibrating diaphragm is enabled to be designed and manufacture according to conventional application, the available optimization of acoustic characteristic；Also, by reducing electricity The thickness or intensity of vibrating diaphragm, can also reduce the production cost of electroacoustic component in sound component.

Detailed description of the invention

Fig. 1 is the appearance diagram for the electronic equipment that the embodiment of the invention provides；

Fig. 2 is the Section A-A schematic diagram in Fig. 1；

Fig. 3 is the schematic cross-section for the electronic equipment that another specific embodiment of the application provides；

Fig. 4 is the schematic cross-section for the electronic equipment that the application other embodiment provides；

Fig. 5 is the schematic cross-section for the electronic equipment that the application other embodiment provides；

Wherein：11- shell, 111- acoustic holes, 112- slideway, 113- cone hole part, 12- cavity, 13- electroacoustic component, 131- Vibrating diaphragm, the operatic tunes before 132-, the operatic tunes after 133-, 14- seal member, 141- operation portion, 142- lug boss, 143- tapered portion, 15- pivot Spindle, 16- driving motor, 17- lead screw, 18- directive slide track, 19- sliding block, the first driving part of 20-, the second driving part of 21-.

Specific embodiment

The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that being Convenient for description, part relevant to related invention is illustrated only in attached drawing.

The application specific embodiment provides a kind of electronic equipment, is mentioned by realizing the integral sealing of electronic equipment casing The pressure-bearing waterproof performance of high electronic equipment.

Fig. 1 is the appearance diagram for the electronic equipment that the embodiment of the invention provides, and Fig. 2 is that the A-A in Fig. 1 is cut Face schematic diagram；As depicted in figs. 1 and 2, the electronic equipment provided in specific embodiment is an intelligent electronic watch comprising shell Body 11, electroacoustic component 13 and seal member 14.

Shell 11 surrounds a cavity 12, is used to install the various ministrys of electronics industry for realizing intelligent electronic watch function in cavity 12 Part, electroacoustic component 13 above-mentioned are placed in cavity 12.

Offer acoustic holes 111 on shell 11, acoustic holes 111 make in cavity 12 at least partly with 11 outside of shell Environmental communication.Electroacoustic component 13 includes vibrating diaphragm 131, and the preceding operatic tunes 132 and the rear operatic tunes 133 that are formed is isolated by vibrating diaphragm 131； Wherein the preceding operatic tunes 132 of electroacoustic component is connected to by acoustic holes 111 with 11 outside environment of shell.

In a specific embodiment, electroacoustic component 13 above-mentioned can be loudspeaker, be also possible to sound pick-up, the application tool Body embodiment party is simultaneously not specially limited.In the case where electroacoustic component 13 is loudspeaker, electric signal is passed through vibrating diaphragm 131 by loudspeaker Acoustic vibration is converted to, acoustic vibration is transferred to 11 outside of shell via the transmission medium in the preceding operatic tunes 132, acoustic holes 111 In environment；In the case where electroacoustic component 13 is sound pick-up, acoustic vibration is passed via the medium of acoustic holes 111 and the preceding operatic tunes 132 It is handed to vibrating diaphragm 131, and electric component is driven by vibrating diaphragm 131 and vibration signal is converted into electric signal.

In addition, the application specific embodiment does not also limit the concrete type of loudspeaker or sound pick-up, electroacoustic group Part can be traditional loudspeaker or sound pick-up, be also possible to Microspeaker or sound pick-up using MEMS technology manufacture.

In addition to shell 11 above-mentioned and electroacoustic component 13, the electronic equipment that the application specific embodiment provides also is wrapped Include seal member 14, sealing of the seal member 14 for realizing shell 11 at acoustic holes 111.

In specifically used, seal member 14 can be covered in the one end of acoustic holes 111, or be inserted into acoustic holes 111 It is interior and block acoustic holes 111.In the case where seal assembly covers or blocks acoustic holes 111, the preceding operatic tunes in electroacoustic component 13 132 and the connected state in the outside of shell 11 be cut off, the medium in external environment can not enter the preceding operatic tunes by acoustic holes 111 In 132.

And because extraneous medium cannot be introduced into the preceding operatic tunes 132, the preceding operatic tunes 132 can keep stable pressure status, So that the pressure acted on vibrating diaphragm 131 also keeps stable state.I.e. the application specific embodiment is covered by seal member 14 The operatic tunes 132 and external environment before covering or block acoustic holes 111, being isolated, so that extraneous high-pressure medium will not enter the preceding operatic tunes 132 Interior, the conventional media before also avoiding in the operatic tunes 132 leaks in external environment, the anomalous variation of 132 pressure of the operatic tunes before avoiding And a possibility that causing the mechanical characteristic of vibrating diaphragm 131 to change and damage.

In specific embodiment above-mentioned, even if vibrating diaphragm 131 is set to the thickness of conventional application demand, using use Material manufacture, electronic equipment industry can be applied in some high pressures, low pressure occasion (such as in deepwater environment)；And vibrating diaphragm 131 is arranged When at conventional application demand, pressure condition when thickness and elastic characteristic can be according to conventional apply is set, without being to consider Application circumstances and the applicable scene popularity for excessively considering vibrating diaphragm 131, so that sound of the vibrating diaphragm 131 in routinely application Characteristic is learned to be optimized；In addition, can also be reduced using the vibrating diaphragm 131 of conventional material and common process production electroacoustic component The production cost of electroacoustic component 13.

Certainly, under conventional application conditions or under some non-harsh conditions, seal member 14 can take from acoustic holes 111 Under, guarantee before the operatic tunes 132 and acoustic holes 111 connected state, then enable electroacoustic component 13 to complete specific function.

As shown in Figure 1, in some embodiments, seal member 14 can be installed on the outside of shell 11, and can Relative to the movement of shell 11, then to make user keep seal member 14 mobile by external force, sound before switching under external force Chamber 132 and 11 outside environment of shell pass through the connected state of acoustic holes 111.

Specifically, seal member 14 can cover when seal member 14 is moved to the first predetermined position with respect to shell 11 Or blocking acoustic holes 111, the connected state of the operatic tunes 132 and 11 outside of shell before cutting off；And when sealing is mobile relative to shell 11 When extremely removing the other positions in the first predetermined position, acoustic holes 111 are capped or the state of blocking is released from, preceding 132 He of the operatic tunes Restore on the outside of shell 11 to connected state.

In a specific embodiment, the form that seal member 14 is connected to shell 11 can have following several.

1. seal member 14 above-mentioned is pacified in a manner of being clamped connection as shown in Fig. 2, offering slideway 112 on shell 11 On slideway 112, and it can be slided with respect to slideway 112.When seal member 14 is moved to the first pre-determined bit with respect to slideway 112 When setting, the part of interface of seal member 14 covers acoustic holes 111.

It pushes seal member 14 to slide with respect to slideway 112 for the ease of user, operation can be set on seal member 14 Portion 141.User realizes movement of the seal member 14 relative to slideway 112 by promotion or pull operation portion 141.

2. as shown in figure 3, Fig. 3 is the schematic cross-section for the electronic equipment that another specific embodiment of the application provides, Drive-connecting shaft 15 is installed, seal member 14 is articulated in shell 11 by drive-connecting shaft 15, and can be with respect to drive-connecting shaft 15 on shell 11 Rotation.When seal member 14 turns to the first predetermined position with respect to drive-connecting shaft 15, acoustic holes 111 covered by seal member 14 or Person's blocking.

In a specific embodiment, if seal member 14 is sheet component, acoustic holes 111 can be by seal member 14 Covering；And when being provided with the lug boss 142 for being inserted into acoustic holes 111 on seal member 14, acoustic holes 111 can be close The lug boss 142 sealed on component 14 blocks.

3. seal member 14 is connected to shell 11 by being flexibly connected rope；When electronic equipment needs to enter particular surroundings Before (such as water inlet profundal zone), seal member 14 is covered into acoustic holes 111 or is inserted into acoustic holes 111 and realizes and seal.

It in being described above, has referred only to how seal member 14 is covered or be inserted into acoustic holes 111, has not mentioned And how seal member 14 reliably connect in the first predeterminated position with shell 11, then reliably seals acoustic holes 111, i.e., Do not refer to that seal member 14 is arranged at acoustic holes 111 without moving because of external force.Hereinafter, specific with regard to the application The fixed mode of seal member 14 can be able to achieve in embodiment to introduce.

A. as shown in Fig. 2, in some specific embodiments, clamping engagement portion, shell can be set on seal member 14 Clamping engagement portion is arranged in the side position of 11 setting acoustic holes 111；It is aforementioned when seal member 14 is moved to the first predetermined position Clamping portion and clamping engagement portion cooperation, be fixed on seal member 14 on shell 11.

B. as shown in figure 3, in other specific embodiment, it can be set metal portion on seal member 14, and Magnet part is set on shell 11；When seal member 14 is moved to the first predetermined position, magnet part is attracted metal parts, so that close Envelope component 14 is fixed on shell 11.

C. in some other specific embodiment, at least partly region of seal member 14 has elastic deformation characteristics material It is made, when seal member 14 is inserted into acoustic holes 111 and blocks acoustic holes 111, is sent out in the squeezing action of 111 side wall of acoustic holes Raw deformation is fixed by extruding force effect.

It should be noted that seal member 14, which can be set, realizes sealing function in various specific embodiments above-mentioned Flexible deformation portion, so that seal member 14 and acoustic holes 111 keep good sealing state under pressure.Concrete application In, the position of flexible deformation portion setting and the size of setting are according to possible limit application scenarios, the shape of seal member 14, sound The size for learning hole 111 determines.

In addition, seal member 14 will not cover or plug for seal hole, in shell in order to guarantee in normal use environment Also the structure of aforementioned fixing seal component 14 can be set at 11 other positions, so that seal member 14 is in non-first predetermined position When be also capable of fixing.

In specific embodiment above-mentioned, in order to simplify the structure of electronic equipment, seal member 14 convenient for the user to operate and The sealing of 11 external environment of the operatic tunes 132 and shell, seal member 14 are installed in the outside of shell 11 before realizing；Some other In specific embodiment, seal member 14 can also be installed on the inside of shell 11, i.e. seal member 14 is mounted in cavity 12.

In the case where seal member 14 is installed on 11 inside of shell, scheme (1), (2) and (3) above-mentioned can be real It is existing；However, it is desirable to the driving part mobile in 11 inside (namely in cavity 12) installation driving seal member 14 of shell, so that User can operate driving part and seal member 14 is made to seal acoustic aperture.

In addition, note that driving part can not reside at shell because being also equipped with other component in shell 11 On 11, and it is mounted on other component.

The some specific embodiments of the application are introduced the structure that seal member 14 is installed on 11 inside of shell below.

Fig. 4 is the schematic cross-section for the electronic equipment that the application other embodiment provides；In some of the application In specific embodiment, driving part includes 17 mechanism of driving motor 16 and lead screw.Wherein, 17 mechanism of lead screw includes lead screw again 17, directive slide track 18 and sliding block 19；Sliding block 19 is threadedly coupled with lead screw 17, and is clamped and is connected with directive slide track 18；Driving motor 16 output end is connect with one end of lead screw 17, and lead screw 17 can be driven to rotate.When lead screw 17 rotates, it is mounted on lead screw 17 Sliding block 19 is moved along directive slide track 18.Seal member 14 is fixedly mounted on sliding block 19, can with the movement of sliding block 19 and It is mobile relative to acoustic holes 111.

The extending direction of lead screw 17 and directive slide track 18 each parallel to acoustic holes 111 extending direction, seal member 14 In in the orthographic projection of acoustic holes 111；When driving motor 16 rotate in a first direction and when sliding block 19 close to shell 11 when, with cunning The movement of block 19, seal member 14 is mobile to 111 side of acoustic holes, and finally covers acoustic holes 111 from inside or be inserted into sound It learns in hole 111 and blocks acoustic holes 111, the connected state in 11 outside of the operatic tunes 132 and shell before then making.

Because the mode itself that lead screw 17 and sliding block 19 are threadedly coupled has self-locking function, covered in seal member 14 Or when blocking acoustic holes 111, the position locking of seal member 14 is may be implemented in the helicitic texture of lead screw 17 and sliding block 19.Even if The pressure that medium acts on seal member 14 in external environment is very big, and the screw connection structure of lead screw 17 and sliding block 19 always may be used To guarantee sealing of the seal member 14 to acoustic holes 111, the operatic tunes 132 before avoiding extraneous medium from entering via acoustic holes 111.

In concrete application, according to the difference of electronic equipment size, driving motor 16 can use the electricity of different dimensional states Machine；Electronic equipment size it is larger, the electronic component of larger size can be accommodated in the case where, driving motor 16 can use ruler Very little lesser common motor；And in the case where electronic equipment size smaller (such as electronic equipment is smartwatch), driving electricity Machine 16 may be using micromotor made of MEMS technology.Here, present inventor is no longer to various possible drives Dynamic 16 structure of motor is introduced, and possible specific structure may refer to relevant technical literature and product.

Fig. 5 is the schematic cross-section for the electronic equipment that the application other embodiment provides.As shown in figure 5, at this In the other specific embodiment of application, the driving part being arranged in cavity 12 includes the first driving part 20 and second Driving part 21.First driving part 20 is used to that seal member 14 to be driven to be inserted into acoustic holes 111, or leaves acoustic holes 111；Second driving part 21 is used for so that seal member 14 rotates in acoustic holes 111.

Specifically, seal member 14 is revolving body seal member 14, in its side in other specific embodiment Face is provided with locking part；Acoustic holes 111 on shell 11 are rotary hole, and all sides of acoustic holes 111 are provided with sealed cooperation Portion.

Acoustic holes 111 are inserted into the first driving part 20 driving seal member 14, and make locking part and sealed cooperation When portion is located at substantially same cross-section location, the second driving part 21 driving seal member 14 rotated in acoustic holes 111 and Locking part and sealed auxiliary section is set to be engaged by clamping.

Because locking part and sealed auxiliary section are engaged by clamping, seal member 14 is locked in acoustic holes 111；Even if When ambient pressure is very big, the clamping engagement state of locking part and sealed cooperation can not also be unlocked, therefore ambient pressure can not destroy Seal member 14 is to the sealing state of acoustic holes 111, before surrounding medium can not then entered in the operatic tunes 132.

To the type of the first driving part 20 and the second driving part 21, the application specific embodiment does not do special limit It is fixed, as long as it can satisfy aforementioned function.In a specific embodiment, the first driving part 20 above-mentioned can be electromagnetism Driving part is also possible to linear motor driving part, as long as it can connect with seal member 14, so that seal member 14 exists The extending direction of acoustic holes 111 is mobile；Second driving part 21 above-mentioned, which can be driving lever, motor etc., can pass through the external world The component that active force rotates seal member 14.

In addition, being located in cavity 12 in aforementioned seal component 14, and acoustic holes are blocked and being inserted into acoustic holes 111 In 111 embodiment, acoustic holes 111 may include cone hole part 113, and cone hole part 113 is located at acoustic holes 111 and is connected to cavity 12 One end, and by close to the part of cavity 12 to the part of separate cavity 12, the cross-sectional area of bellmouth is incrementally decreased. Corresponding, seal member 14 includes the tapered portion 143 cooperated with cone hole part 113 in acoustic holes 111.It is contemplated that setting is aforementioned Tapered portion 143, can be inserted into acoustic holes 111 in order to seal member 14.

Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein Can technical characteristic replaced mutually and the technical solution that is formed.

Claims (10)

1. a kind of electronic equipment, which is characterized in that including shell, electroacoustic component and seal member；

The shell surrounds a cavity；Acoustic holes are offered on the housing；

The electroacoustic component is installed in the cavity；The preceding operatic tunes of the electroacoustic component passes through the acoustic holes and the shell Outside connection；

The seal member cuts off the preceding operatic tunes and the hull outside for being completely covered or blocking the acoustic holes Connected state.

2. electronic equipment according to claim 1, it is characterised in that：

The seal member is connected to the shell, and mobile relative to the shell under external force；

The relatively described shell of the seal member is moved to the first predetermined position and covers or block the acoustic holes.

3. electronic equipment according to claim 2, it is characterised in that：

Slideway is provided on the shell；

The seal member connects in succession with the slipway clamp, and slides along the slideway.

4. electronic equipment according to claim 2, it is characterised in that：

The seal member is articulated in the shell；

The seal member is relative to the drive-connecting shaft rotation connecting with the shell.

5. electronic equipment according to claim 3 or 4, it is characterised in that：

The seal member includes clamping portion；

The shell includes clamping engagement portion；

When the seal member is moved to first predetermined position, the clamping portion and the clamping engagement portion cooperate and make institute It states seal member and is fixed on the shell.

6. electronic equipment according to claim 3 or 4, it is characterised in that：

The seal member includes metal portion；

The shell includes magnet part；

When the seal member is moved to first predetermined position, the magnet part is attracted the metal portion and makes the sealing Component is fixed on the shell.

7. electronic equipment according to claim 1, which is characterized in that including driving part；

The driving part and the seal member are mounted in the cavity；

The driving part drives the seal member to move in the cavity, until the acoustics is inserted into covering or blocking Hole.

8. electronic equipment according to claim 7, it is characterised in that：

The driving part includes driving motor and screw mechanism；

The screw mechanism includes lead screw, directive slide track and sliding block；

The sliding block is connect with the threads of lead screw, and is clamped with the directive slide track；

The output end of the driving motor is connect with the lead screw, and the sliding block is driven to slide along the directive slide track；

The extending direction of the lead screw is parallel to the extending direction of the acoustic holes；

The seal member is fixed on the sliding block.

9. electronic equipment according to claim 7, it is characterised in that：

The driving part be include the first driving part and the second driving part；

The seal member is rotary sealing component, and all sides are provided with locking part；

The acoustic holes are rotary hole, and all sides are provided with sealed auxiliary section；

First driving part drives the seal member to be inserted into the acoustic holes；The second driving part driving is described close Envelope component rotates in the acoustic holes, and the locking part and sealed auxiliary section is then made to be engaged by clamping.

10. electronic equipment according to claim 8 or claim 9, it is characterised in that：

The acoustic holes include cone hole part；

The cone hole part is located at one end that the acoustic holes are connected to the cavity；

By close to the part of the cavity to the part of the separate cavity, the cross-sectional area of the cone hole part is gradually reduced；

The seal member includes the tapered portion with cone hole part cooperation.