CN218070358U

CN218070358U - Waterproof connector module and waterproof connector thereof

Info

Publication number: CN218070358U
Application number: CN202222337249.4U
Authority: CN
Inventors: 吕俊成; 林昀宣
Original assignee: Singatron Electronic China Co Ltd
Current assignee: Singatron Electronic China Co Ltd
Priority date: 2022-07-13
Filing date: 2022-09-02
Publication date: 2022-12-16
Anticipated expiration: 2032-09-02
Also published as: TWM634121U

Abstract

The utility model belongs to the technical field of connectors and discloses a waterproof connector module and a waterproof connector thereof, wherein the waterproof connector comprises an insulating body, a circuit board, a plurality of cables and a cladding body, the insulating body is provided with a front side wall, a rear side wall and a through hole which runs through the front side wall and the rear side wall; the circuit board is connected with the through hole in a penetrating way and is provided with a plurality of conducting parts exposed out of the rear side wall; the plurality of cables are provided with a plurality of core wires welded on the plurality of the connecting parts; the cladding body is wrapped outside the rear side wall, the plurality of guide connection parts and the plurality of core wires. The utility model discloses a cladding body wraps the outside of a plurality of lead connection portion and a plurality of heart yearns completely to make waterproof connector have good waterproof effect.

Description

Waterproof connector module and waterproof connector thereof

Technical Field

The utility model relates to a connector technical field especially relates to a waterproof connector module and waterproof connector thereof.

Background

As the waterproof requirement of the existing electronic products is improved, the electrical connector applied to the related electronic products becomes one of the most important factors in the waterproof effect of the electronic products, and if the electrical connector cannot achieve the waterproof effect, the electronic products cannot pass the waterproof test, which is obvious.

However, in the related structure for waterproofing of the conventional electrical connector, the gap between one part of the components of the electrical connector is mainly filled with the waterproof ring made of rubber, but the other part of the components of the electrical connector needs to be completely covered to block moisture, so that the effect of completely covering the components cannot be achieved by only the waterproof ring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof connector module and waterproof connector thereof, it utilizes the cladding body cladding complex number to lead the outside of connecting portion and complex number heart yearn completely to make waterproof connector have good waterproof effect.

To achieve the purpose, the utility model adopts the following technical proposal:

a waterproof connector, comprising:

the insulating body is provided with a front side wall, a rear side wall and a through hole which penetrates through the front side wall and the rear side wall;

the circuit board is penetrated and connected with the through hole and is provided with a plurality of conducting parts exposed out of the rear side wall;

a plurality of cables having a plurality of core wires soldered to the plurality of conductive parts; and

and the cladding body is cladded outside the rear side wall, the plurality of guide connection parts and the plurality of core wires.

Preferably, the rear side wall is concavely provided with a bevel groove which is formed on the inner periphery of the through opening and gradually reduces the caliber towards the direction far away from the plurality of guide connection parts, and the cladding body is provided with a bevel bump which is stuffed in the bevel groove.

Preferably, a first ring block extends from an outer periphery of the insulating body, the first ring block has a first ring surface disposed adjacent to the rear sidewall, the first ring surface has a plurality of concave portions and a plurality of convex portions, and the cladding body wraps the plurality of convex portions and has a plurality of convex points stuffed in the plurality of concave portions.

Preferably, the cable connector further comprises an outer shell, a second ring block formed between the front side wall and the first ring block extends from the outer periphery of the insulating body, the outer periphery of the first ring block is smaller than the outer periphery of the second ring block, the second ring block is provided with a second ring surface arranged adjacent to the rear side wall, and the outer shell is coated outside the second ring surface, the first ring block, the coating body and the plurality of cables in an injection molding mode.

Preferably, the outer casing has an annular projection which is filled at the outer periphery of the insulating body, arranged between the first ring block and the second ring block and attached to the second ring surface.

Preferably, the insulating body has an annular groove formed between the first ring block and the second ring block, an inner bottom wall of the annular groove is provided with an annular groove juxtaposed to the second ring surface, and the annular protrusion is fitted in the annular groove and the annular groove.

Preferably, the plurality of conductive parts are a plurality of conductive terminals embedded in the circuit board.

Preferably, one end of the circuit board is provided with a tongue plate penetrating the through hole, the other end of the circuit board is provided with an extension section protruding out of the rear side wall, and the plurality of the connecting parts are a plurality of gold fingers formed on the extension section in a printing mode.

Preferably, the front side wall is provided with a stepped socket which is formed on the inner periphery of the through opening and is used for accommodating the tongue plate, and the coating body is made of a thermoplastic polyurethane material.

The utility model also provides a waterproof connector module, include:

in the waterproof connector, the front side wall is provided with the stepped socket formed on the inner periphery of the through opening;

the butting connector is provided with a stepped plug embedded in the stepped socket and a waterproof ring sleeved on the outer periphery of the stepped plug, and the waterproof ring is clamped between the stepped plug and the inner peripheral wall of the stepped socket.

The utility model has the advantages that: the utility model discloses a waterproof connector utilizes the cladding body cladding in the outside of back lateral wall, plural number lead and connect portion and plural heart yearn, because of plural number lead and connect portion and plural heart yearn are by the cladding body complete cladding and can block aqueous vapor to make waterproof connector have good water-proof effects.

Drawings

Fig. 1 is a perspective exploded view of a waterproof connector according to the present invention;

fig. 2 is a schematic perspective view of the waterproof connector according to the present invention;

fig. 3 is another perspective assembly view of the waterproof connector provided by the present invention;

fig. 4 is a schematic cross-sectional view of a waterproof connector provided by the present invention;

fig. 5 is another schematic cross-sectional view of the waterproof connector provided by the present invention;

fig. 6 is a schematic perspective exploded view of a waterproof connector module provided by the present invention;

fig. 7 is an exploded sectional view of a waterproof connector module provided by the present invention;

fig. 8 is an assembled sectional view of the waterproof connector module provided by the present invention;

fig. 9 is a perspective assembly view of another embodiment of the waterproof connector provided by the present invention;

fig. 10 is another perspective assembly view of another embodiment of the waterproof connector according to the present invention.

In the figure:

10. a waterproof connector;

1. an insulating body; 11. a front side wall; 111. a stepped socket; 12. a rear sidewall; 121. a bevel groove; 13. A through opening; 14. a first ring block; 141. a first annulus; 142. a recess; 143. a convex portion; 15. a second ring block; 151. a second annulus; 16. an annular groove; 161. a ring-shaped groove;

2. a circuit board; 21. a tongue plate; 22. a lead-in part; 23. an extension section; 24. a golden finger; 25. a conductive terminal;

3. a cable; 31. a core wire;

4. a cladding body; 41. an oblique projection; 42. salient points;

6. an outer housing; 61. an annular projection;

100. a butting connector; 101. a stepped plug; 102. a waterproof ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 to 8, the present invention provides a waterproof connector module and a waterproof connector thereof, the waterproof connector module includes a waterproof connector 10 and a mating connector 100, the waterproof connector 10 mainly includes an insulating body 1, a circuit board 2, a plurality of cables 3 and a cladding 4.

As shown in fig. 1 to 8, the insulating body 1 is made of rubber, silicon gel or plastic material, the front and rear ends of the insulating body 1 are provided with a front sidewall 11, a rear sidewall 12 and a through hole 13 penetrating the front sidewall 11 and the rear sidewall 12, the front sidewall 11 is provided with a step-shaped socket 111 formed at the inner periphery of the through hole 13.

The outer periphery of the insulating body 1 extends with a first ring block 14 and a second ring block 15 formed between the front side wall 11 and the first ring block 14, the outer periphery of the first ring block 14 is smaller than the outer periphery of the second ring block 15, two surfaces of the first ring block 14 have a first ring surface 141 disposed closer to the rear side wall 12, the first ring surface 141 has a plurality of concave portions 142 and a plurality of convex portions 143, and two surfaces of the second ring block 15 have a second ring surface 151 disposed closer to the rear side wall 12.

In addition, the insulating body 1 has an annular groove 16 formed between the first ring block 14 and the second ring block 15, and an inner bottom wall of the annular groove 16 is provided with an annular groove 161 juxtaposed to the second ring surface 151.

As shown in fig. 1 to 8, the circuit board 2 is connected to the through hole 13 and has a plurality of guiding portions 22 exposed on the rear sidewall 12, and the rear sidewall 12 is recessed with an inclined slot 121 formed on the inner periphery of the through hole 13 and having a gradually decreasing diameter toward a direction away from the plurality of guiding portions 22.

In the present embodiment, one end of the circuit board 2 has a tongue plate 2 penetrating through the through hole 13 and received in the stepped socket 111, the other end has an extension 23 protruding out of the rear sidewall 12, and the plurality of conductive portions 22 are a plurality of gold fingers 24 formed on the extension 23 by printing, but not limited thereto.

As shown in fig. 1 to 8, the plurality of cables 3 have a plurality of core wires 31 and a plurality of insulating layers (not numbered) covering the outside of each core wire 31, and each core wire 31 is soldered to each lead portion 22, that is, each core wire 31 is soldered to each gold finger 24.

As shown in fig. 3 to 8, the covering body 4 is made of Thermoplastic Polyurethane (TPU), and the covering body 4 is formed by injection molding with a molding machine to cover the outside of the rear sidewall 12, the extension 23, the plurality of lead portions 22 and the plurality of core wires 31.

In addition, the cover 4 has the inclined protrusion 41 filled in the inclined groove 121, and the cover 4 covers the first annular surface 141, the plurality of protrusions 143 and the plurality of protrusions 42 filled in the plurality of recesses 142, so that the cover 4 is more firmly combined at the rear end of the insulating body 1.

As shown in fig. 5 to 8, the waterproof connector 10 of the present invention further includes an outer housing 6, wherein the outer housing 6 is made of rubber or silica gel and is coated outside the second annular surface 151, the first annular block 14, the coating body 4 and the plurality of cables 3 by injection molding.

The outer housing 6 has an annular protrusion 61 that is plugged on the outer periphery of the insulator 1, disposed between the first ring block 14 and the second ring block 15, and attached to the second ring surface 151, and the annular protrusion 61 is fitted into the annular groove 16 and the annular groove 161, so that the outer housing 6 is more firmly coupled to the outer periphery of the insulator 1.

As shown in fig. 6 to 8, the waterproof connector 10 is butted with the butting connector 100, the butting connector 100 has a step-shaped plug 101 embedded in the step-shaped socket 111 and a waterproof ring 102 sleeved on the outer periphery of the step-shaped plug 101, the waterproof ring 102 protrudes with a plurality of convex rings, but not limited thereto, the waterproof ring 102 is sandwiched between the step-shaped plug 101 and the inner peripheral wall of the step-shaped socket 111, so as to prevent water vapor from penetrating into the waterproof connector 10 and the butting connector 100 from a gap between the step-shaped plug 101 and the step-shaped socket 111, and the butt joint between the waterproof connector 10 and the butting connector 100 of the present invention adopts a step-shaped concave-convex design, thereby enhancing the waterproof capability of the waterproof connector 10.

As shown in fig. 2 to 8, the waterproof connector 10 of the present invention utilizes the coating body 4 to cover the outside of the rear sidewall 12, the plurality of guiding portions 22 and the plurality of core wires 31, and the outer shell 6 is coated on the outside of the second annular surface 151, the waterproof ring 5, the first annular block 14, the coating body 4 and the plurality of cables 3 in the injection molding manner of the molding machine with rubber or silica gel material because the plurality of guiding portions 22 and the plurality of core wires 31 are completely covered by the coating body 4 to block moisture, so that the waterproof connector 10 has excellent waterproof effect.

Referring to fig. 9 to 10, as another embodiment of the waterproof connector 10 provided by the present invention, the embodiment of fig. 9 to 10 is substantially the same as the embodiment of fig. 1 to 8, and the difference between the embodiment of fig. 9 to 10 and the embodiment of fig. 1 to 8 lies in that the plurality of conductive parts 22 are a plurality of conductive terminals 25 embedded in a circuit board (not shown), and each core wire 31 is soldered to each conductive terminal 25, so as to achieve the same purpose as the function and efficacy of the embodiment of fig. 1 to 8.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A waterproof connector, characterized by comprising:

the insulating body is provided with a front side wall, a rear side wall and a through hole penetrating through the front side wall and the rear side wall;

2. The waterproof connector according to claim 1, wherein the rear side wall is concavely provided with a bevel groove formed on the inner periphery of the through opening and having a gradually reduced caliber in a direction away from the plurality of lead-in portions, and the cladding body is provided with a bevel protrusion filling the bevel groove.

3. The waterproof connector as claimed in claim 2, wherein a first ring block extends from an outer periphery of the insulating body, the first ring block has a first ring surface disposed adjacent to the rear sidewall, the first ring surface has a plurality of concave portions and a plurality of convex portions, and the cladding body covers the plurality of convex portions and has a plurality of convex points filling the plurality of concave portions.

4. The waterproof connector according to claim 3, further comprising an outer housing, wherein a second ring block formed between the front sidewall and the first ring block extends from an outer periphery of the insulating body, an outer peripheral dimension of the first ring block is smaller than an outer peripheral dimension of the second ring block, the second ring block has a second ring surface disposed adjacent to the rear sidewall, and the outer housing is coated outside the second ring surface, the first ring block, the coating body and the plurality of cables by injection molding.

5. The waterproof connector as claimed in claim 4, wherein the outer housing has an annular projection that is caulked to an outer periphery of the insulating body, is disposed between the first ring block and the second ring block, and is attached to the second ring block.

6. The waterproof connector according to claim 5, wherein the insulating body is formed with an annular groove between the first ring piece and the second ring piece, an inner bottom wall of the annular groove is provided with an annular groove juxtaposed to the second ring surface, and the annular projection is fitted in the annular groove and the annular groove.

7. The waterproof connector according to claim 1, wherein the plurality of conductive portions are a plurality of conductive terminals buried in the circuit board.

8. The waterproof connector according to claim 1, wherein one end of the circuit board has a tongue plate penetrating the through hole, the other end of the circuit board has an extension protruding from the rear sidewall, and the plurality of the conductive portions are gold fingers formed on the extension by printing.

9. The watertight connector as recited in claim 8, wherein the front wall is provided with a stepped socket formed on an inner periphery of the through opening and receiving the tongue plate, and the cover is made of a thermoplastic polyurethane material.

10. A waterproof connector module, characterized by comprising:

the watertight connector as recited in any one of claims 1 to 8, wherein the front side wall is provided with a stepped insertion hole formed in an inner periphery of the through-opening;

the butting connector is provided with a step-shaped plug which is embedded in the step-shaped socket and a waterproof ring which is sleeved on the outer periphery of the step-shaped plug, and the waterproof ring is clamped between the step-shaped plug and the inner peripheral wall of the step-shaped socket.