TWI594637B - Audio host - Google Patents

Description

Audio host

The invention relates to an audio host, in particular to a waterproof main body.

Generally, the audio host has no waterproof function. If the liquid is spilled on the audio host accidentally, the internal circuit may be damaged. For example, the general car is equipped with an audio host, and many people will eat in the car. Sudden acceleration, braking or turning can cause food to spill on the sound.

Accordingly, it is an object of the present invention to provide an audio host having a waterproof function.

Therefore, the audio host of the present invention comprises a casing, a circuit unit, and a panel defining a mounting space, the casing including a front edge surrounding a front side opening, the mounting space being connected to the front opening The circuit unit is disposed in the installation space; the panel is disposed on the casing and encloses the front side opening, the panel includes a panel body, and a waterproof waterproof ring disposed on the panel body, the panel body has An outer surface exposed outside the casing, and a circumferential surface extending from the periphery of the outer surface toward the inner casing, the waterproof ring is disposed on the circumferential surface and elastically deformably filled to fill the front edge of the casing Between the body of the panel.

In some embodiments, the peripheral mask of the panel body has an exposed portion that is connected to the outer surface and is exposed outside the housing, and extends from the exposed portion to retract and protrude into the housing compared to the exposed portion. The embedding portion is provided on the embedding portion.

In some embodiments, the peripheral surface of the panel body further has a shoulder formed between the exposed portion and the embedded portion, the waterproof ring has an upper surface, and is formed on the upper surface and surrounds the panel a first raised portion of the circumferential surface of the body, the first raised portion being adjacent to the shoulder such that when the panel is combined with the housing, the first raised portion and the shoulder of the panel and the front of the housing The edge is close.

In some embodiments, the waterproof ring further has a second raised portion formed on the upper surface surrounding the peripheral surface of the panel body and spaced apart from the first raised portion.

In some embodiments, the waterproof ring further has a third raised portion formed on the upper surface surrounding the peripheral surface of the panel body and spaced apart from the second raised portion.

In some embodiments, the housing further includes a rear edge surrounding the rear side opening, the rear side opening being in communication with the front side opening and the installation space; The main body further includes a heat dissipating plate disposed on the casing and closing the rear side opening, the heat dissipating plate includes a heat dissipating plate body, and a waterproof block disposed on the heat dissipating plate body, the waterproof block is elastically deformable The grounding is filled between the trailing edge of the casing and the heat sink body.

In some embodiments, the heat sink body has a metal heat conductive layer, and a connecting layer between the heat conductive layer and the waterproof block and being a plastic material.

In some embodiments, the circuit unit includes a heat dissipating member, and the connecting layer of the heat dissipating plate body and the waterproof block respectively form openings corresponding to each other and communicate with each other, and the heat dissipating member of the circuit unit is disposed in the openings The heat conducting layer is directly connected.

In some embodiments, the circuit unit further includes a connection hole, and the heat dissipation plate forms a connection hole communicating with the installation space, and the connection hole is disposed through the connection hole to be exposed to the outside.

In some embodiments, the connecting jaw cooperates with the shape of the connecting hole such that the connecting jaw and the waterproof block are in close contact with each other.

The effect of the present invention is that when the panel is combined with the housing, the waterproof ring is closely filled between the front edge of the housing and the panel body, and when the heat sink is combined with the housing, the waterproof The block is closely filled between the trailing edge of the housing and the heat sink body, and the connecting hole of the waterproof block is closely matched with the shape of the connecting unit of the circuit unit. In summary, the audio host can achieve complete waterproofing. Features.

1‧‧‧shell

11‧‧‧Installation space

12‧‧‧ leading edge

13‧‧‧ front opening

14‧‧‧ trailing edge

15‧‧‧ rear opening

16‧‧‧floor

17‧‧‧ Cover

2‧‧‧ circuit unit

21‧‧‧ Heat sink

22‧‧‧Connected

3‧‧‧ panel

31‧‧‧ Panel body

311‧‧‧ outer surface

312‧‧‧Week

313‧‧‧Exposed Department

314‧‧‧ embedded department

315‧‧‧ shoulder

32‧‧‧Waterproof ring

321‧‧‧ upper surface

322‧‧‧First raised part

323‧‧‧second raised part

324‧‧‧3rd raised part

4‧‧‧heat plate

41‧‧‧Solid plate body

411‧‧‧thermal layer

412‧‧‧Connection layer

42‧‧‧Waterproof block

43‧‧‧ openings

44‧‧‧connection hole

The other features and advantages of the present invention will be apparent from the embodiments of the present invention. FIG. 1 is a perspective view of an embodiment of the present invention. FIG. 2 is an exploded perspective view of the embodiment. 3 is an exploded perspective view of another embodiment of the embodiment; FIG. 4 is an incomplete side cross-sectional view of the embodiment, illustrating a panel body, a waterproof ring and a housing Figure 5 is a perspective view of another angle of the embodiment; Figure 6 is an exploded perspective view of another embodiment of the embodiment, illustrating the structure of a waterproof block; and Figure 7 is one of the embodiments. A complete partial side cross-sectional view illustrating the connection of a circuit unit and the combination of the heat sink and the waterproof block.

Referring to FIG. 1 and FIG. 2, an embodiment of the audio host of the present invention comprises a housing 1, a circuit unit 2, a panel 3, and a heat sink 4.

The housing 1 defines a mounting space 11 and includes a leading edge 12 surrounding a front side opening 13 and a trailing edge 14 defining a rear side opening 15, the front The side opening 13, the rear side opening 15, and the installation space 11 communicate with each other. In this embodiment, the housing 1 includes a bottom plate 16 and a cover plate 17 disposed on the bottom plate 16. The mounting space 11, the front edge 12, the rear edge 14, the front side opening 13 and the rear The side openings 15 are defined by the bottom plate 16 and the cover plate 17 in cooperation.

The circuit unit 2 is disposed in the installation space 11. In the embodiment, the circuit unit 2 includes a heat dissipating member 21, and a connecting port 22 (shown in FIG. 6) protruding toward the rear side opening 15, but equivalent In other implementations, the heat sink 21 and the port 22 of the circuit may have different numbers depending on the design of the circuit unit 2.

The panel 3 is disposed on the casing 1 and closes the front side opening 13. The panel 3 includes a panel body 31 and a waterproof ring 32 disposed on the panel body 31. In the embodiment, the waterproof ring 32 is made of rubber.

Referring to FIG. 3 and FIG. 4, in the embodiment, the panel body 31 has an outer surface 311 exposed outside the casing 1, and a peripheral surface extending from the periphery of the outer surface 311 toward the casing 1. 312, the peripheral surface 312 has a connecting portion 311 and is exposed on the outer exposed portion 313 of the housing 1 and extends from the exposed portion 313. The recessed portion 313 is retracted and extends into the housing 1 The inner embedding portion 314 and a shoulder portion 315 formed between the exposed portion 313 and the embedding portion 314 are perpendicular to the exposed portion 313 and the embedding portion 314.

In this embodiment, the waterproof ring 32 is annularly disposed on the embedded portion 314 of the peripheral surface 312 of the panel body 31, and is elastically deformably tightly fitted to the front edge 12 of the housing 1. The waterproof ring 32 has an upper surface 321 , a first protrusion 322 formed on the upper surface 321 and surrounding the peripheral surface 312 of the panel body 31 , and a surrounding surrounding the panel body 31 . a second convex portion 323 spaced apart from the first convex portion 322, and a third convex portion surrounding the circumferential surface 312 of the panel body 31 and spaced apart from the second convex portion 323 324. The first raised portion 322 is adjacent to the shoulder portion 315 such that when the panel 3 is combined with the housing 1 , the first raised portion 322 and the shoulder portion 315 of the panel body 31 and the front edge 12 of the housing 1 That is, the shoulder 315 of the panel body 31 and the front edge 12 of the casing 1 are commonly pinched to the opposite sides of the first convex portion 322 perpendicular to the upper surface 321 , and the first convex The top side of the starting portion 322 is exposed to the outside of the housing 1. In addition, the height of the second protrusion 323 and the third protrusion 324 protruding from the upper surface 321 is smaller than the first protrusion 322, and the second protrusion 323 and the third protrusion The 324 is further away from the shoulder 315 of the peripheral surface 312 of the panel body 31 than the first protrusion 322. When the panel 3 is mounted on the housing 1, the second protrusion 323 and the third protrusion The portion 324 is covered under the casing 1. In other words, the second boss portion 323 and the third boss portion 324 are each abutted against the inner side of the casing 1 to further the inner side. Strengthen the waterproof effect. Of course, the waterproof ring 32 may form only one or both of the first protrusion 322, the second protrusion 323, and the third protrusion 324, or may form a larger number. The raised portion is not limited to the aspect of the embodiment.

Referring to FIG. 5 and FIG. 6, the heat dissipation plate 4 is disposed on the casing 1 and closes the rear side. The heat dissipation plate 4 includes a heat dissipation plate body 41 and a waterproof block 42 which is disposed on the heat dissipation plate body 41. In the embodiment, the waterproof block 42 is made of rubber.

In this embodiment, the heat dissipation plate body 41 has a conductive layer 411 made of a metal material, and a connection layer 412 between the heat conductive layer 411 and the waterproof block 42 and being a plastic material. Specifically, the connection layer 412 is a medium that is firmly combined between the waterproof block 42 and the heat conducting layer 411, and is more resistant to the high temperature of the heat conducting layer 411 than the waterproof block 42 without deformation.

The waterproof block 42 is elastically deformably filled and filled between the trailing edge 14 of the casing 1 and the heat sink body 41. Specifically, the heat sink and the trailing edge 14 of the casing 1 are formed with a plurality of positions. Corresponding screw holes, that is, the heat dissipation plate 4 is fixed to the housing 1 in a screw-lock manner, so that the heat dissipation plate body 41 and the rear edge 14 of the housing 1 are clamped together by the force of the screw lock. The waterproof block 42 achieves the effect that the waterproof block 42 is tightly coupled to the heat sink body 41 and the housing 1.

Referring to FIG. 6 and FIG. 7 , in the embodiment, the connection layer 412 of the heat dissipation plate body 41 and the waterproof block 42 respectively form an opening 43 corresponding to each other and communicate with each other, and the heat dissipation member 21 of the circuit unit 2 is disposed. The heat conducting layer 411 is directly connected to the openings 43. More specifically, the openings 43 partially expose the heat conducting layer 411 of the heat sink body 41 to the mounting space 11, so that the heat sink 21 of the circuit unit 2 is directly locked to the heat conducting layer 411 for optimal heat dissipation. effect.

In this embodiment, the heat dissipation plate 4 is formed with three respective installation spaces. The connecting holes 44 are connected to the connecting holes 44, and the connecting ports 22 are respectively exposed to the connecting holes 44 to be exposed to the outside, and the connecting ports 22 are matched with the shapes of the corresponding connecting holes 44, so that the connecting ports 22 are Each of the waterproof blocks 42 is in close contact with each other, so that the waterproof effect can be achieved. In other equivalent embodiments, the number of the connecting holes 44 can be adjusted corresponding to the number of the ports 22 of the circuit unit 2, and is not limited thereto. The aspect in this embodiment.

In summary, the waterproof unit of the present invention is tightly fitted with a waterproof ring 32 that is filled between the housing 1 and the panel body 31, and is closely sealed with a waterproof block that is filled between the housing 1 and the heat sink body 41. 42. And the connecting hole 44 closely fitting with the shape of the connecting port 22 can achieve complete waterproofing effect, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

1‧‧‧shell

3‧‧‧ panel

31‧‧‧ Panel body

311‧‧‧ outer surface

312‧‧‧Week

32‧‧‧Waterproof ring

4‧‧‧heat plate

41‧‧‧Solid plate body

42‧‧‧Waterproof block

Claims (8)

An audio host includes: a housing defining an installation space, the housing includes a front edge surrounding a front side opening, the installation space is in communication with the front side opening; and a circuit unit is disposed in the installation space; And a panel disposed on the housing and enclosing the front side opening, the panel includes a panel body, and a resilient waterproof ring disposed on the panel body, the panel body having an outer surface exposed outside the housing And a peripheral surface extending from the periphery of the outer surface toward the inner surface of the housing, the peripheral mask of the panel body having a contact portion connected to the outer surface and exposed outside the housing, and extending from the exposed portion compared to the exposed portion a recessed portion that extends into the housing and a shoulder formed between the exposed portion and the embedded portion, the waterproof ring having an upper surface and a circumference formed on the upper surface and surrounding the panel body a first raised portion of the surface, the waterproof ring is disposed on the embedded portion of the circumferential surface and is elastically deformably tightly filled between the front edge of the casing and the panel body, the first convex portion is adjacent to the first convex portion Shoulder, so that when When the panel housing assembly, the first projection portion and the shoulder portion before the edge of the housing adhesion. The audio main unit according to claim 1, wherein the waterproof ring further has a second convex portion formed on the upper surface and surrounding the peripheral surface of the panel body and spaced apart from the first convex portion. The audio main unit according to claim 2, wherein the waterproof ring further has a third convex portion formed on the upper surface and surrounding the peripheral surface of the panel body and spaced apart from the second convex portion. The audio host of claim 1, wherein the housing further comprises a surrounding Forming a rear edge of the rear side opening, the rear side opening is in communication with the front side opening and the installation space; the audio host further includes a heat dissipation plate disposed on the casing and closing the rear side opening, the heat dissipation plate includes a heat dissipation plate a heat dissipating plate body and an elastic waterproof block disposed on the heat dissipating plate body, the waterproof block being elastically deformably filled and filled between the rear edge of the casing and the heat dissipating plate body. The audio host of claim 4, wherein the heat sink body has a metal heat conductive layer, and a connecting layer between the heat conductive layer and the waterproof block and being a plastic material. The audio host according to claim 5, wherein the circuit unit comprises a heat dissipating member, and the connecting layer of the heat dissipating plate body and the waterproof block respectively form an opening corresponding to and in communication with each other, and the heat dissipating member of the circuit unit is worn. The openings are directly connected to the heat conducting layer. The audio unit of claim 6, wherein the circuit unit further comprises a connection hole, the heat dissipation plate forms a connection hole communicating with the installation space, and the connection hole is disposed through the connection hole to be exposed to the outside. The audio main unit according to claim 7, wherein the connection port is matched with the shape of the connection hole such that the connection port and the waterproof block are in close contact with each other.