CN218217629U - Waterproof drive-by-wire subassembly and drive-by-wire formula bluetooth headset - Google Patents

Abstract

The utility model discloses a waterproof wire control component, which comprises a shell, a circuit board, a female seat and a waterproof piece; the shell is provided with a through hole communicated with the inner space and the outer space of the shell; the circuit board is arranged in the shell; the female seat is positioned at the through hole, one end of the female seat is electrically connected to the circuit board, and the waterproof piece is sleeved at the other end of the female seat in an interference manner; the waterproof piece comprises a sleeve joint part for sleeve joint of the female seat and a butting part connected with the sleeve joint part; the end face of the abutting part, which is far away from the sleeving part, is provided with a waterproof protruding structure, and the waterproof protruding structure abuts against the shell and covers the through hole. The utility model also discloses a line control formula bluetooth headset, its package foretell waterproof drive-by-wire subassembly. The utility model provides a waterproof drive-by-wire subassembly and drive-by-wire bluetooth headset's structure is simple more reliable, and the equipment is more convenient, and the outward appearance has more the unity, effectively reaches the effect of waterproof sweat-proof, improves drive-by-wire bluetooth headset's life.

Description

Waterproof drive-by-wire subassembly and drive-by-wire formula bluetooth headset

Technical Field

The utility model relates to the technical field of earphones, especially, relate to a waterproof drive-by-wire subassembly and drive-by-wire formula bluetooth headset.

Background

The wire control type Bluetooth earphone is an important earphone in the earphone industry, the waterproof performance of the wire control type Bluetooth earphone is mainly embodied in the waterproof performance of a mainboard bin, and the waterproof failure of the mainboard bin is mainly in the position of a through hole. The waterproof grade of the wire control type Bluetooth headset in the market at present is required to be IPX5 (namely, water is sprayed to all directions of the shell of the wire control type Bluetooth headset without harmful influence). One of the failure modes of the wire control TYPE Bluetooth headset on the market at present is water inlet at a TYPE-C interface. Specifically, the drive-by-wire bluetooth headset on the market at present is most intake and is breathed into sweat and all take place in female seat department, and the sweat that produces when the user moves gets into the inside back of earphone from female seat department, and inside electronic component is stained with the oxidation of water easily, uses insensitive, produces printed circuit board corruption, short circuit scheduling problem easily to lead to the life of waterproof drive-by-wire subassembly in adverse circumstances to be shorter, lead to whole earphone to scrap when serious.

In order to meet the waterproof requirement of IPX5 grade, the prior art generally needs to protect key devices on a printed circuit board and plate a waterproof coating on the surface of the whole printed circuit board; or a soft rubber plug is added outside the shell to completely block the hole of the universal serial bus, so that the material cost and the assembly labor cost are correspondingly increased.

Accordingly, there is a need in the art for improvements.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is that in the prior art, the key devices on the printed circuit board are generally required to be protected, and simultaneously, the surface of the whole printed circuit board is plated with a waterproof coating film; or the hole that increases a soft plug at the casing outside blocks universal serial bus completely to lead to material cost and the corresponding rising of equipment cost of labor also, consequently, the utility model provides a waterproof drive-by-wire subassembly and drive-by-wire formula bluetooth headset are used for solving above-mentioned problem.

The utility model provides a technical scheme that technical problem adopted as follows:

in a first aspect, the present invention provides a waterproof wire control assembly, which includes a housing, a circuit board, a female socket, and a waterproof member; the shell is provided with a through hole communicated with the inner space and the outer space of the shell; the circuit board is arranged in the shell; the female seat is positioned at the through hole, one end of the female seat is electrically connected to the circuit board, and the waterproof piece is sleeved at the other end of the female seat in an interference manner; the waterproof piece comprises a sleeve joint part for sleeve joint with the female seat and a butting part connected with the sleeve joint part; the end face, far away from the sleeving part, of the abutting part is provided with a waterproof protruding structure, the waterproof protruding structure abuts against the shell, and the cover covers the through hole.

In one implementation, the cross-section of the waterproof protrusion structure is triangular.

In one implementation, a waterproof groove is formed in the abutting portion.

In an implementation manner, the female seat includes the loop forming element and set up in plug connector in the loop forming element, the one end electric connection of plug connector in the circuit board, the other end of plug connector is located in the through hole, the loop forming element is kept away from the one end of circuit board is equipped with the portion of bending, the portion of bending install and support the top in the waterproof slot.

In one implementation, the shape of the waterproof groove is matched with the bending part.

In one implementation, the deformation amount of the waterproof convex structure extruded by the shell is in a range of 0.2-0.3mm.

In one implementation mode, the deformation amount of the waterproof groove extruded by the bending part ranges from 0.5mm to 0.6mm.

In one implementation, the flashing has a hardness in the range of 50-60A.

In one implementation, the housing includes an upper shell and a lower shell detachably connected to the upper shell, and the circuit board is fixed to the lower shell by screws.

In a second aspect, the present invention provides a bluetooth by wire earphone, which comprises a waterproof by wire assembly provided by any one of the above items.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a waterproof linear assembly and drive-by-wire formula bluetooth headset, through setting up waterproof piece interference ground cup joint in the one end of female seat, waterproof protruding structure on the waterproof piece supports in the casing simultaneously to the housing realizes waterproof function on the through hole of housing inner and outer space, and the atress of waterproof protruding structure is more even, and sealed effect is better, more is favorable to waterproofly; compare with the structure that increases soft plug in the conventional design on the through hole, the utility model provides a waterproof linear subassembly and drive-by-wire formula bluetooth headset's structure is simple more reliable, and it is more convenient to assemble, and the outward appearance has more the unity, effectively reaches the effect of waterproof sweat of preventing, improves drive-by-wire formula bluetooth headset's life.

Drawings

Fig. 1 is a schematic view of the overall structure of the waterproof drive-by-wire assembly provided by the present invention;

FIG. 2 is an exploded view of the waterproof drive-by-wire assembly of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view of the surface A-A of the female housing of the waterproof drive-by-wire assembly of FIG. 1;

FIG. 4 is a schematic view of the overall construction of the annular member shown in FIG. 1;

FIG. 5 is a schematic view of the overall construction of the flashing shown in FIG. 1;

FIG. 6 is a cross-sectional view of the flashing shown in FIG. 5 at side B-B;

fig. 7 is an overall structure schematic diagram of the wire controlled bluetooth headset provided by the present invention.

100, a waterproof drive-by-wire assembly; 200. a drive-by-wire bluetooth headset; 10. a housing; 11. a through hole; 12. an upper shell; 13. a lower case; 20. a circuit board; 30. a female seat; 31. an annular member; 32. a plug-in unit; 311. a bending part; 40. a waterproof member; 41. a socket joint part; 42. a butting part; 421. a waterproof raised structure; 422. a waterproof groove; 50. a screw; 201. a collar.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the following description refers to the accompanying drawings and illustrates embodiments of the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of the description of the embodiments of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. It should be noted that, in case of conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

Please refer to fig. 1-7, wherein fig. 1 isbase:Sub>A schematic diagram of an overall structure of the waterproof wire control assembly of the present invention, fig. 2 isbase:Sub>A schematic diagram of an exploded structure of the waterproof wire control assembly shown in fig. 1, and fig. 3 isbase:Sub>A schematic diagram ofbase:Sub>A cross-sectional structure ofbase:Sub>A surfacebase:Sub>A-base:Sub>A atbase:Sub>A female seat of the waterproof wire control assembly shown in fig. 1; fig. 4 is an overall structure diagram of the ring-shaped member shown in fig. 1, fig. 5 is an overall structure diagram of the waterproof member shown in fig. 1, fig. 6 isbase:Sub>A sectional structure diagram ofbase:Sub>A-base:Sub>A surface of the waterproof member shown in fig. 5, and fig. 7 is an overall structure diagram of the by-wire bluetooth headset provided by the present invention.

Referring to fig. 1 to 3, in the present embodiment, a waterproof wire control assembly 100 is provided, which includes a housing 10, a circuit board 20, a female socket 30 and a waterproof member 40; the shell 10 is provided with a through hole 11 communicated with the inner space and the outer space of the shell 10; the circuit board 20 is disposed in the housing 10; the female socket 30 is located at the through hole 11, one end of the female socket 30 is electrically connected to the circuit board 20, and the waterproof member 40 is tightly sleeved on the other end of the female socket 30.

Specifically, the waterproof member 40 includes a socket portion 41 for socket-connecting the female socket 30 and a butting portion 42 connected to the socket portion 41; the end surface of the abutting portion 42 away from the engaging portion 41 is provided with a waterproof protruding structure 421, and the waterproof protruding structure 421 abuts against the housing 10 and covers the through hole 11.

It can be understood that, the position of intaking on the drive-by-wire subassembly is mainly located the contact department of waterproof piece 40 and casing 10 and the equipment gap department of waterproof piece 40 and female seat 30, the waterproof drive-by-wire subassembly 100 that this embodiment provided, it is connected with the interference of female seat 30 through waterproof piece 40, utilize the extrusion deformation of waterproof piece 40, can avoid liquid to flow in from the equipment gap department of waterproof piece 40 and female seat 30 effectively, waterproof protruding structure 421 supports in casing 10 on the rethread waterproof piece 40, utilize the extrusion deformation of waterproof protruding structure 421, the atress that waterproof protruding structure 421 supports in casing 10 is more balanced, can obtain better sealed effect, be favorable to the waterproof of waterproof drive-by-wire subassembly 100 more.

Compare with the structure that increases soft plug in the conventional design on the through hole, the utility model provides a waterproof linear subassembly 100's structure is simple more reliable, and it is more convenient to assemble, and the outward appearance has more the unity, can effectively reach the effect of waterproof sweat resistance, improves waterproof linear subassembly 100's life.

Further, the structure of the housing 10 may affect the waterproof performance of the waterproof drive-by-wire assembly 100, referring to fig. 2, in the embodiment, the housing 10 includes an upper shell 12 and a lower shell 13 detachably connected to the upper shell 12, and the circuit board 20 is fixed to the lower shell 13 by screws 50.

Before the upper casing 12 is covered on the lower casing 13, the joint between the upper casing 12 and the lower casing 13 can be coated with glue, so that after the upper casing 12 and the lower casing 13 are covered with each other, the upper casing 12 can be adhered on the lower casing 13, and the casing 10 can obtain better sealing effect, and liquid can be prevented from flowing into the casing 10 from the joint between the upper casing 12 and the lower casing 13.

It can be understood that, the circuit board 20 is fixed on the lower casing 13 through the screw 50, so as to ensure the reliability of the connection between the circuit board 20 and the lower casing 13, and meanwhile, after the upper casing 12 is covered with the lower casing 13, due to the constraint of the screw 50 on the circuit board 20, the waterproof member 40 is sleeved on the female seat 30, so that the circuit board 20 can be pressed on the waterproof member 40 through the female seat 30, and further, the waterproof member 40 can be further pressed on the lower casing 13, so that the waterproof wire control assembly 100 obtains a better waterproof effect.

Specifically, the circuit board 20 is provided with a plurality of components, and the female socket 30 is electrically connected to the circuit board 20. In this embodiment, the female socket 30 is a usb female socket. Female seat 30 has cup jointed waterproof 40 with the interference for on external liquid can only contact waterproof 40, can't permeate circuit board 20 through waterproof 40 and female seat 30's installation gap, can prevent effectively that circuit board 20 from taking place to corrode, short circuit scheduling problem. In the present embodiment, an opening is formed at one end of the female socket 30, the opening is far away from the circuit board 20, and the opening direction is perpendicular to the circuit board 20, compared with the conventional design mode in which the opening direction is parallel to the circuit board, the gap to be controlled is reduced, and the probability of liquid penetrating the circuit board 20 due to the siphon effect is reduced; in addition, the through hole 11 provided in the present application does not need to be provided with a conventional female socket cover, and the female socket 30 is waterproof, so that the cost of the waterproof linear assembly 100 is reduced, and the charging is more convenient.

In one application scenario, the circuit board 20 is provided with different functional areas, such as a bluetooth communication functional area, a charging functional area, a volume operation control area, and the like. In another application scenario, in order to facilitate a user to control the waterproof wire control assembly 100 to perform corresponding operations, such as answering a call, hanging up a call, increasing volume, decreasing volume, etc., a control button is disposed on a surface of the circuit board 20 opposite to the lower case 13, and a key corresponding to the control button on the circuit board 20 is further disposed on the upper case 12.

Further, in order to ensure the waterproof performance of the waterproof linear assembly 100, there is a certain requirement for the structure of the female socket 30. Referring to fig. 2, 3 and 4, in the present embodiment, the female socket 30 includes a ring-shaped member 31 and a plug 32 disposed in the ring-shaped member 31, one end of the plug 32 is electrically connected to the circuit board 20, and the other end of the plug 32 is located in the through hole 11. The waterproof member 40 is made of an elastic material, preferably a silicone material.

Specifically, one end of the ring member 31 away from the circuit board 20 is provided with a bending portion 311, and the bending portion 311 is installed and abutted against the waterproof member 40. It can be understood that the portion 311 of bending is used for supporting waterproof 40, and simultaneously, the portion 311 of bending props up waterproof 40 that has elasticity, utilize waterproof 40's elasticity, can make waterproof 40 cup joint on female seat 30 firmly, and then make being connected between waterproof 40 and the female seat 30 be interference connection, can effectively avoid producing the gap between waterproof 40 and casing 10 because of the extrusion force is not enough, can effectively reduce the casing 10 feed liquor risk that leads to because of the gap between waterproof 40 and the loop forming element 31.

Further, in order to improve the waterproof performance of the waterproof member 40 and to improve the waterproof capability of the entire waterproof linear assembly 100, the structure of the waterproof member 40 may be optimized as follows. Referring to fig. 2 to 6, in the present embodiment, a waterproof groove 422 is disposed in the abutting portion 42, and the bending portion 311 is installed and abutted in the waterproof groove 422.

In a preferred embodiment, the waterproof projection structure 422 has a triangular cross-section. The shape of the waterproof groove 422 is matched with the bending part 311, and the waterproof groove 422 is in interference fit with the bending part 311.

It can be understood that the cross section of the waterproof protrusion 421 is triangular, and the stress of the waterproof protrusion 421 with a triangular cross section is more uniform for the whole surface contact extrusion, so that the waterproof member 40 is more tightly attached to the housing 10, which is more beneficial to waterproof the linear waterproof assembly 100. The molding of capillary 422 and the portion 311 phase-match of bending for the portion 311 of bending can more laminate in capillary 422, and after the portion 311 of bending exerted the extrusion force to capillary 422, because capillary 422 is because elastic effect, can make waterproof 40 more closely laminate in female seat 30, form more firm interference fit, promote waterproof linear assembly 100 waterproof performance.

Furthermore, the waterproof member 40 serves as a connection member between the through hole 11 and the female socket 30, and the compression deformation amount of the waterproof member 40 also affects the waterproof performance of the waterproof linear assembly 100 during the assembly of the waterproof linear assembly 100. In this embodiment, the deformation of the waterproof protrusion 421 by the housing 10 is 0.2-0.3mm, the deformation of the waterproof groove 422 by the bending portion 311 is 0.5-0.6mm, and the hardness of the waterproof member 40 is 50-60A.

Preferably, the deformation of the waterproof protruding structure 421 caused by the extrusion of the housing 10 is 0.2mm, the deformation of the waterproof groove 422 caused by the extrusion of the bending portion 311 is 0.5mm, the waterproof member 40 can be tightly abutted to the housing 10 by the elastic deformation of the waterproof member 40, the waterproof member 40 is in interference connection with the female seat 30, and the waterproof liquid can effectively flow into the waterproof linear assembly 100 from the assembly gap.

When the waterproof wire control assembly 100 is assembled, the circuit board 20 and the female base 30 are welded and fixed, and at this time, the waterproof member 40 needs to be sleeved on the female base 30, so that the bending portion 311 is installed and abuts against the waterproof groove 422; the waterproof convex structure 421 of the waterproof member 40 is abutted against the housing 10, the circuit board 20 is fixed in the lower housing 13 by the screws 50, the abutting state between the waterproof convex structure 421 and the housing 10 is maintained by the extrusion force provided by the fixation of the circuit board 20, finally, the hot melt adhesive is coated on the periphery of the lower housing 13, and the assembly of the waterproof wire control assembly 100 is realized after the upper housing 12 is covered on the lower housing 13.

To sum up, the waterproof drive-by-wire assembly 100 provided by the present invention, by providing the fitting between the bending portion 311 and the waterproof groove 422, achieves the waterproof effect by the interference sealing between the waterproof member 40 and the female seat 30, and can effectively reduce the risk of liquid feeding possibly caused by the assembly gap between the waterproof member 40 and the female seat 30; by arranging the waterproof convex structure 421, interference sealing is formed between the waterproof part 40 and the shell 10, the liquid inlet risk possibly caused by a gap between the waterproof part 40 and the shell 10 can be effectively reduced, and meanwhile, the stress between the waterproof convex structure 421 and the shell 10 is more uniform; and the waterproof performance is more favorably improved. In addition, as the through hole 11 is not required to be provided with an additional female seat cover body, the structure is relatively simple and reliable, the assembly is convenient, the appearance is simple, and the waterproof standard of IPX5 is reached in the detection, so that the required waterproof effect is achieved.

The utility model also provides a drive-by-wire bluetooth headset 200, it includes the waterproof drive-by-wire subassembly 100 that provides in the above-mentioned embodiment and the neck ring 201 of being connected with waterproof drive-by-wire subassembly 100 electricity. The bluetooth by wire earphone 200 can realize the waterproof function of drive-by-wire ware through waterproof drive-by-wire subassembly 100.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A waterproof drive-by-wire assembly is characterized by comprising a shell, a circuit board, a female seat and a waterproof piece; the shell is provided with a through hole communicated with the inner space and the outer space of the shell; the circuit board is arranged in the shell; the female seat is positioned at the through hole, one end of the female seat is electrically connected to the circuit board, and the waterproof piece is sleeved at the other end of the female seat in an interference manner;

the waterproof piece comprises a sleeve joint part for sleeve joint with the female seat and a butting part connected with the sleeve joint part; the end face, far away from the sleeving part, of the abutting part is provided with a waterproof protruding structure, the waterproof protruding structure abuts against the shell, and the cover covers the through hole.

2. The waterproof wire control assembly of claim 1, wherein the waterproof boss structure is triangular in cross-section.

3. The waterproof wire control assembly of claim 1, wherein a waterproof groove is provided in the abutment portion.

4. The waterproof wire control assembly according to claim 3, wherein the female seat comprises a ring-shaped member and a plug connector arranged in the ring-shaped member, one end of the plug connector is electrically connected to the circuit board, the other end of the plug connector is located in the through hole, one end of the ring-shaped member, which is far away from the circuit board, is provided with a bending portion, and the bending portion is installed and abutted against the inside of the waterproof groove.

5. The waterproof wire control assembly according to claim 4, wherein the waterproof groove is shaped to match the bent portion, and the waterproof groove and the bent portion are in interference fit.

6. The waterproof wire control assembly of claim 1, wherein the waterproof boss structure deforms by the housing by an amount in the range of 0.2-0.3mm.

7. The waterproof wire control assembly according to claim 4, wherein the waterproof groove is deformed by the bending portion within a range of 0.5-0.6mm.

8. The waterproof wire control assembly of claim 1, wherein the flashing has a hardness in the range of 50-60A.

9. The waterproof wire control assembly of claim 1, wherein the housing comprises an upper shell and a lower shell removably attached to the upper shell, the circuit board being secured to the lower shell by screws.

10. A bluetooth by wire headset characterized in that it comprises a waterproof by-wire assembly according to any of claims 1 to 9.

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