TWM509996U - Water-proof connector - Google Patents

Description

Waterproof connector 【0001】

The present invention relates to a connector, and more particularly to a waterproof connector.

【0002】

According to the current electronic information products, a variety of different specifications of data transmission communication protocols have been developed. In order to apply different specifications of communication protocols, different types of electrical connectors are also produced. Among them, the Lightning Connector has a function of reversible access devices. It is convenient for information signals, electrical signals, etc., and is widely used by people. With the widespread use of lightning connectors, socket connectors corresponding to lightning connector connections have also been widely developed. A conventional socket connector consists of an insulating body, a conductive terminal set, a shielding case and a locking spring. The conductive terminal set is assembled in an insulating body, and the shielding outer casing can attach the socket connector to the electronic product, and the locking elastic piece is inserted into the insulating body to realize the holding of the plug connector.

[0003]

However, the above-mentioned socket connector acts as an external interface, and its safety and reliability are greatly reduced when it is applied to a water-bearing environment, so the developer needs to provide a waterproof connector with high sealing to improve the water environment. The safety and reliability of the use of the middle socket connector.

[0004]

The purpose of this creation is to provide a highly sealed waterproof connector for the above-mentioned deficiencies.

[0005]

In order to achieve the above object, the present invention provides a waterproof connector. The waterproof connector comprises an insulative housing, a conductive terminal set, a locking elastic piece, a waterproof component and a shielding outer casing, wherein the insulating body has a block-shaped base body, and a concave portion is recessed downward in a central portion of the upper surface of the base body a groove, the bottom wall of the groove is further downwardly provided with a plurality of terminal grooves extending forward and backward and extending through the base body. The insulating body has a receiving groove forwardly formed on the rear surface of the base body, and the rear surface of the base body is in front of the receiving groove a socket is formed on the left and right sides of the wall; the conductive terminal group is assembled in the terminal slot of the insulating body; the locking elastic piece is received in the receiving groove of the insulating body, and is inserted In the insertion slot of the insulative housing, the locking elastic piece has a vertical plate-shaped substrate portion, and the left and right end edges of the substrate portion are respectively bent forward to form a clamping portion, and the clamping portion is inserted. The waterproof assembly includes an insulating cover, a sealing member and two elastic bodies, and the insulating cover is disposed in the recess of the insulating body to seal the terminal slot. Insulating body in concave The sealing member is over-molded to seal a gap between the rear end of the terminal slot and the base body, thereby sealing the conductive terminal group in the terminal slot, and the two elastic bodies are mounted on the left and right sides of the rear portion of the locking elastic piece The two elastic bodies are respectively inserted into the insertion slot and seal a gap between the locking elastic piece and the insertion groove; the shielding case is installed outside the insulating body.

[0006]

As a further improvement, the bottom wall of the rear end of the terminal slot is recessed downwardly to form a latching slot; the conductive terminal set includes two detecting terminals and a plurality of signal terminals, and the detecting terminal and the signal terminal both have a holding portion. The rear end edge of the retaining portion is bent downwardly to form a U-shaped retaining portion, the retaining portion is inserted into the terminal slot, and the latching portion is clamped to the card of the terminal slot The insulating cover plate has a horizontal plate-shaped cover plate, and the lower surface of the rear end of the cover plate extends downwardly and then extends horizontally rearward to form a latching portion, and the lower surface of the insulating cover plate corresponds to the Each of the conductive terminals of the conductive terminal group is spaced apart from the plurality of slots, and the slot extends upwardly through the insertion portion, and the insertion portion is correspondingly inserted into the holding slot of the base body, and the conductive terminal group Each of the conductive terminals is correspondingly inserted into the slot.

【0007】

As a further improvement, the sealing member is sealingly disposed on the insertion portion of the insulating cover to seal the holding groove of the terminal slot and seal the gap between the terminal groove and the base.

[0008]

As a further improvement, the insulating cover is adhered to the groove of the base by a double-sided tape.

【0009】

As a further improvement, the bottom wall of the groove of the base body is recessed downwardly with a plurality of positioning grooves, and the lower surface of the insulating cover plate is convexly disposed with a plurality of positioning posts corresponding to the positioning groove, and the positioning column is inserted Positioning in the slot.

[0010]

As a further improvement, the front surface of the base body protrudes forwardly with a plug portion, and the front surface of the plug portion is recessed rearward to form a plug hole extending to the base body, and the plug hole is connected to the front end of the terminal slot. The insertion hole communicates with the front end of the insertion slot; the front end of the lower end edge of the holding portion of the conductive terminal group protrudes downwardly with a first contact portion, and the first contact portion protrudes to the insertion of the insulating body The second end portion is bent outwardly to form a second contact portion, and the second contact portion extends inwardly into the insertion hole of the insulative housing.

[0011]

As a further improvement, the front wall of the accommodating groove of the insulative housing is provided with at least one positioning post; the positioning portion corresponding to the insulating body on the substrate portion of the locking elastic piece is provided with at least one positioning hole, the positioning The column is correspondingly inserted in the positioning hole.

[0012]

As a further improvement, the left and right rear ends of the base body of the insulative housing respectively protrude outwardly from a wing portion, and the wing portion defines a locking hole extending through the upper and lower sides; the shielding shell comprises a lower casing and an upper casing The lower casing and the upper casing are respectively disposed on a lower surface and an upper surface of the insulative housing, wherein the lower casing has a horizontal plate-shaped rear substrate, and the rear substrate rear end edge is connected a vertical plate-shaped baffle, the lower end edges of the left and right sides of the baffle corresponding to the wing portions of the insulative body are respectively bent forward and then horizontally extended to form a rear locking plate, and the rear locking plate corresponds to A locking hole is formed in the locking hole of the wing.

[0013]

As a further improvement, the lower surface of the base of the insulative housing is upwardly recessed with a plurality of lower card slots, and the lower casing is correspondingly punched with a plurality of latching pieces corresponding to the lower card slot, and the card holder card of the lower casing Hold in the card slot under the base.

[0014]

As a further improvement, the lower casing further has a horizontal plate-shaped front substrate and a connecting plate connecting the front substrate and the rear substrate, wherein the left and right end edges of the front substrate are respectively bent upwardly and then extended horizontally to form a a front locking plate, the front locking plate is provided with a front locking hole; the upper housing has a horizontal plate-shaped upper substrate, and the left and right end edges of the upper substrate correspond to the front locking plate respectively After being bent downward, it extends horizontally outward to form an upper locking plate, and the upper locking plate is provided with an upper locking hole corresponding to the front locking hole.

[0015]

As a further improvement, a plurality of upper card slots are recessed downwardly on the left and right sides of the upper surface of the base body of the insulative housing, and the upper housing is correspondingly punched downward with a plurality of latching pieces corresponding to the upper card slot, the upper housing The card holder is held in the card slot above the base.

[0016]

In summary, the water-repellent connector of the present invention seals the gap of the contact area of the conductive terminal group by the insulating cover, the seal seals the gap of the welding area of the conductive terminal group, and the elastic sealing lock between the elastic piece and the insertion groove The gap, in turn, achieves a completely closed effect, thereby achieving a waterproof function.

[0036]

100‧‧‧Waterproof connector 10‧‧‧Insulated body 11‧‧‧Base 111‧‧‧ Lower card slot 112‧‧‧Upper slot 113‧‧‧ Groove 114‧‧‧ Positioning slot 115‧‧‧ Terminal slot 116‧‧‧Clamping groove 117‧‧‧ accommodating groove 118‧‧‧ Positioning post 119‧‧‧ Inserting groove 12‧‧‧ Wings 121‧‧‧ Locking holes 13‧‧‧ Plug-in 14‧ ‧Insert hole 20‧‧‧Electrical terminal group 21‧‧‧Retaining part 22‧‧‧First contact part 23‧‧‧Knitting part 24‧‧‧Welding part 30‧‧‧Locking piece 31‧‧‧Base part 311‧‧‧Positioning hole 32‧‧‧Clamping part 33‧‧‧Second contact part 40‧‧‧Waterproof component 41‧‧‧Insulating cover 411‧‧‧ Cover 412‧‧‧ Positioning post 413‧‧ Inserting part 414‧‧‧Slots 42‧‧‧ Seals 43‧‧‧ Elastomers 50‧‧‧Shielding enclosure 51‧‧‧ Lower housing 511‧‧‧ Rear substrate 512‧‧‧ Front substrate 513‧ ‧Connecting plate 514‧‧‧Baffle 5141‧‧‧welding feet 515‧‧‧ Rear locking plate 5151‧‧‧ Rear locking hole 516‧‧‧ Front locking plate 5161‧‧‧ Front locking hole 517‧‧ ‧Clamping piece 52‧‧‧Upper casing 521‧‧‧Upper substrate 522‧‧‧Locking plate 5221‧‧‧Locking hole 523‧‧‧Clamping piece 60‧‧‧ Double-sided tape

[0017]

The first picture is a perspective view of the water-repellent connector of the present invention.
The second figure is a perspective view of another angle of the present waterproof connector.
The third figure is a perspective view of the second figure waterproof connector without a shielded outer casing.
The fourth figure is an exploded perspective view of the waterproof connector shown in the first figure.
The fifth figure is an exploded perspective view of the waterproof connector shown in the second figure.
Figure 6 is a cross-sectional view of the waterproof connector shown in the first figure taken along line VI.
Figure 7 is a cross-sectional view of the waterproof connector shown in the first figure taken along line VII.

[0018]

In order to explain in detail the technical content, structural features, goals and effects of the present invention, the following is a detailed description with reference to the drawings.

[0019]

Referring to the first and second figures, the waterproof connector 100 of the present embodiment includes an insulative housing 10, a conductive terminal set 20, a locking elastic piece 30, a waterproof assembly 40, and a shielding outer casing 50.

[0020]

Referring to the fourth and fifth figures, the insulative housing 10 has a base body 11 in the form of a block. The left and right rear ends of the base body 11 respectively protrude outwardly from a wing portion 12, and the front surface of the base body 11 faces A front end portion of the plug portion 13 is recessed to form a receiving hole 14 extending to the base body 11. Specifically, the lower surface of the base 11 of the insulative housing 10 is recessed with a plurality of lower slots 111, and the upper and lower sides of the upper surface of the base 11 of the insulative housing 10 are recessed downwardly to form a plurality of upper slots 112. A groove 113 is recessed downwardly in the middle of the upper surface of the upper surface, and a bottom surface of the groove 113 of the base body 11 is recessed downwardly to form a plurality of positioning grooves 114. The bottom wall of the groove 113 is further downwardly opened and provided with a plurality of front and rear extensions and rearward. The rear end wall of the terminal groove 115 is recessed downwardly to form a latching groove 116. The plug hole 14 communicates with the front end of the terminal slot 115. A locking hole 121 is formed in the wing portion 12 of the insulative housing 10 . The insulative housing 10 has a receiving groove 117 extending forwardly from the rear surface of the base 11. The front wall of the receiving slot 117 is provided with at least one positioning post 118. The rear surface of the base 11 is on the front wall of the receiving slot 117. A latching groove 119 is formed in the left and right sides, and the insertion hole 14 communicates with the front end of the insertion slot 119.

[0021]

Referring to the fourth and fifth figures, the conductive terminal set 20 is assembled in the terminal slot 115 of the insulative housing 10, and includes two detecting terminals (not shown) and a plurality of signal terminals (not shown). The detecting terminal and the signal terminal have a retaining portion 21, and a first contact portion 22 is protruded downwardly from a front end of the lower end edge of the retaining portion 21, and a rear end edge of the retaining portion 21 is bent downwardly to form a rearward portion. In the U-shaped holding portion 23, the rear end edge of the holding portion 23 extends obliquely upward and rearward, and then extends horizontally rearward to form the welded portion 24.

[0022]

Referring to the fourth and fifth figures, the locking elastic piece 30 is received in the receiving groove 117 of the insulative housing 10 and inserted into the insertion slot 119 of the insulative housing 10. The locking elastic piece 30 has a vertical plate-shaped substrate portion 31. The positioning portion 118 corresponding to the insulating body 10 of the substrate portion 31 is provided with at least one positioning hole 311, and the left and right edges of the substrate portion 31 are respectively The forward bending extends to form a clamping portion 32. The free end of the clamping portion 32 is inwardly arched and the rear end is bent outward to form a second contact portion 33.

[0023]

Referring to the fourth and fifth figures, the waterproof assembly 40 includes an insulating cover 41, a sealing member 42 and two elastic bodies 43.

[0024]

The insulating cover 41 is disposed in the recess 113 of the insulative housing 10 to seal the terminal slot 115. The insulating cover 41 has a horizontal plate-shaped cover 411, and the lower surface of the cover 411 corresponds to the A plurality of positioning posts 412 are protruded downwardly from the positioning slot 114. The lower surface of the rear end of the cover plate 411 extends downwardly and then extends horizontally rearward to form a latching portion 413. The lower surface of the insulating cover plate 41 corresponds to the Each of the conductive terminals of the conductive terminal group 20 is spaced apart from the plurality of slots 414, and the slot 414 extends upward through the insertion portion 413.

[0025]

The insulating body 10 is overmolded with the sealing member 42 at the rear end of the recess 113 to seal the gap between the rear end of the terminal slot 115 and the base 11 to seal the conductive terminal group 20 in the terminal slot 115. In the present embodiment, the sealing member 42 is a plastic material, and the sealing member 42 is melted and injected into the insulating body 10.

[0026]

The two elastic bodies 43 are disposed on the left and right sides of the rear portion of the locking elastic piece 30, and are respectively inserted into the insertion slots 119. In the embodiment, the elastic body 43 is made of a plastic material.

[0027]

Referring to FIG. 1 , FIG. 4 and FIG. 5 , the shielding shell 50 is disposed outside the insulative housing 10 , and includes a lower housing 51 and an upper housing 52 . The lower housing 51 and the upper housing 52 . They are respectively mounted on the lower surface and the upper surface of the insulative housing 10.

[0028]

The lower casing 51 has a horizontal plate-shaped rear substrate 511, a horizontal plate-shaped front substrate 512, and a connection plate 513 that connects the front substrate 512 and the rear substrate 511. The rear end edge of the rear substrate 511 is connected with a vertical plate-shaped baffle 514. The upper end edges of the baffle 514 protrude upwardly from the soldering leg 5141, and the soldering leg 5141 is soldered to the circuit board (not shown). The lower end edges of the left and right sides of the baffle 514 are respectively bent forwardly corresponding to the wing portions 12 of the insulative housing 10, and then horizontally extended to form a rear locking plate 515, which corresponds to the rear locking plate 515. A locking hole 515 is defined in the locking hole 121 of the wing portion 12; the left and right edges of the front substrate 512 are respectively bent upwardly and then extended horizontally outward to form a front locking plate 516. A front locking hole 5161 is defined in the locking plate 516. The lower casing 51 is correspondingly provided with a plurality of holding pieces 517 corresponding to the lower slots 111 of the base 11 .

[0029]

The upper casing 52 has a horizontal plate-shaped upper substrate 521, and the left and right end edges of the upper substrate 521 are respectively bent downwardly corresponding to the front locking plate 516, and then extended horizontally to form an upper locking. The upper locking plate 522 defines an upper locking hole 5221 corresponding to the front locking hole 5161 . The upper casing 52 is correspondingly provided with a plurality of retaining pieces 523 corresponding to the upper slots 112 of the base 11 .

[0030]

Referring to the first to seventh figures, when the present waterproof connector 100 is assembled:

[0031]

The conductive terminal group 20 is inserted into the base 11 of the insulative housing 10, the holding portion 21 of the conductive terminal group 20 is inserted into the terminal slot 115, and the first contact portion 22 is protruded to the In the insertion hole 14 of the insulative housing 10, the holding portion 23 is held in the holding groove 116 of the terminal slot 115, and the soldering portion 24 is soldered to the circuit board.

[0032]

In this embodiment, the insulating cover 41 is attached to the recess 113 of the base 11 by the double-sided adhesive 60. The positioning post 412 of the insulating cover 41 is inserted into the positioning slot 114 of the insulative housing 10. The insertion portion 413 of the insulating cover 41 is inserted into the holding groove 116 of the base 11. The conductive terminals of the conductive terminal group 20 are correspondingly inserted into the slots of the insulating cover 41. Within 414. After the insulating cover 41 is mounted on the recess 113, the sealing member 42 is overmolded on the rear end of the recess 113 and sealed on the insertion portion 413 of the insulating cover 41 to seal the terminal. The retaining groove 116 of the groove 115 further seals the gap between the terminal groove 115 and the base 11.

[0033]

The substrate portion 31 of the locking elastic piece 30 is received in the receiving groove 117 of the insulating body 10. The positioning post 118 of the insulating body 10 is correspondingly inserted into the positioning hole 311 of the substrate portion 31. The locking elastic piece 30 is inserted into the positioning hole 311 of the substrate portion 31. The clamping portion 32 is inserted into the insertion slot 119 of the insulative housing 10, and the second contact portion 33 of the locking elastic piece 30 projects inwardly into the insertion hole 14 of the insulative housing 10. The two elastic bodies 43 are respectively inserted into the insertion slots 119 and seal the gap between the locking elastic piece 30 and the insertion groove 119.

[0034]

The upper casing 52 and the lower casing 51 are respectively disposed on the upper surface and the lower surface of the insulative housing 10, and the holding piece 517 of the lower casing 51 is clamped to the card slot 111 below the base 11. The rear locking hole 5151 of the lower casing 51 and the locking hole 121 of the wing portion 12 of the insulative housing 10 are fixedly connected by a fastener (not shown), and the baffle 514 of the lower casing 51. The substrate portion 31 of the locking elastic piece 30 is connected and fixed by spot welding; the holding piece 523 of the upper casing 52 is locked in the card slot 112 of the base body 11, the upper casing 52 The locking hole 5221 and the front locking hole 5161 of the lower casing 51 are fixedly connected by a fastener.

[0035]

In summary, the present waterproof connector 100 seals the contact area gap of the conductive terminal group 20 by the insulating cover plate 41, the sealing member 42 seals the gap of the welding area of the conductive terminal group 20, and the elastic body 43 seals the locking elastic piece The gap between the 30 and the insertion groove 119, thereby achieving a completely closed effect, thereby achieving a waterproof function.

100‧‧‧Waterproof connector

11‧‧‧ base

13‧‧‧Interface

14‧‧‧ Sockets

21‧‧‧ Holding Department

22‧‧‧First contact

23‧‧‧Card Department

24‧‧‧Weld Department

31‧‧‧Parts Department

33‧‧‧Second contact

411‧‧‧ cover

413‧‧‧Investigation Department

42‧‧‧Seal

43‧‧‧ Elastomers

511‧‧‧Back substrate

512‧‧‧ front substrate

513‧‧‧Connecting plate

514‧‧ ‧ baffle

5141‧‧‧ soldering feet

521‧‧‧Upper substrate

60‧‧‧double-sided tape

Claims (11)

[Item 1] A waterproof connector comprising:
An insulating body having a block-shaped base body, a recess is recessed downwardly in a central portion of the upper surface of the base body, and the bottom wall of the recess is further downwardly provided with a plurality of terminal slots extending forward and backward and extending rearward through the base body, The insulating body has a receiving groove formed on the front surface of the base body, and the rear surface of the base body is recessed forwardly on the left and right sides of the front wall of the receiving groove to form a plugging groove;
a conductive terminal set assembled in the terminal slot of the insulating body;
a locking elastic piece is received in the receiving groove of the insulating body, and is inserted into the insertion groove of the insulating body, the locking elastic piece has a vertical plate-shaped substrate portion, and the left and right ends of the substrate portion The rims are respectively bent forward to form a clamping portion, and the clamping portion is inserted into the insertion groove of the insulating body;
The waterproof assembly includes an insulating cover plate, a sealing member and two elastic bodies. The insulating cover plate is disposed in the recess of the insulating body to seal the terminal slot, and the insulating body is overmolded at the rear end of the groove. The sealing member seals a gap between the rear end of the terminal slot and the base body, thereby sealing the conductive terminal group in the terminal slot, and the two elastic bodies are mounted on the left and right sides of the rear portion of the locking elastic piece, the two elastic bodies Inserting into the insertion slot and sealing a gap between the locking elastic piece and the insertion slot; and a shielding outer casing is disposed outside the insulating body. [Item 2] The waterproof connector of claim 1, wherein the rear end wall of the terminal slot is recessed downwardly to form a latching slot; the conductive terminal set includes two detecting terminals and a plurality of signal terminals, The detecting terminal and the signal terminal have a holding portion, and the rear end edge of the holding portion is bent downwardly to form a U-shaped holding portion, and the holding portion is inserted into the terminal slot, the card The holding portion is held in the holding groove of the terminal slot; the insulating cover has a horizontal plate-shaped cover plate, and the lower surface of the rear end of the cover plate extends downwardly and then extends horizontally rearward to form a latching portion The lower surface of the insulating cover is spaced apart from the conductive terminals of the conductive terminal group to form a plurality of slots, the slot extending upwardly through the insertion portion, and the insertion portion is correspondingly inserted into the base In the holding slot of the card, the conductive terminals of the conductive terminal group are correspondingly inserted into the slot. [Item 3] The waterproof connector of claim 2, wherein the sealing member is sealingly disposed on the insertion portion of the insulating cover to seal the holding groove of the terminal slot, thereby sealing the terminal slot and the base The gap between them. [Item 4] The waterproof connector of claim 1, wherein the insulating cover is adhered to the groove of the base by a double-sided tape. [Item 5] The waterproof connector of claim 1, wherein the bottom wall of the groove of the base body is recessed downwardly with a plurality of positioning grooves, and the lower surface of the insulating cover plate is convexly disposed corresponding to the positioning groove. a plurality of positioning posts, the positioning posts being inserted into the positioning slots. [Item 6] The waterproof connector of claim 1, wherein the front surface of the base body protrudes forwardly with a plug portion, and the front surface of the plug portion is recessed rearward to form a plug hole extending to the base body. The insertion hole communicates with the front end of the terminal slot, and the insertion hole communicates with the front end of the insertion slot; the front end of the lower end edge of the holding portion of the conductive terminal group protrudes downwardly with the first contact portion, the first The contact portion protrudes into the insertion hole of the insulating body; the free end of the clamping portion of the locking elastic piece is inwardly arched, and the end end is bent outward to form a second contact portion, and the second contact portion is inward Extend into the insertion hole of the insulating body. [Item 7] The waterproof connector of claim 1, wherein the front wall of the receiving groove of the insulating body is convexly provided with at least one positioning post; the substrate portion of the locking elastic piece corresponds to the positioning of the insulating body The column is provided with at least one positioning hole, and the positioning post is correspondingly inserted into the positioning hole. [Item 8] The waterproof connector of claim 1, wherein the left and right rear ends of the base body of the insulating body respectively protrude outwardly from a wing portion, and the wing portion defines a locking hole extending through the upper and lower sides; The shielding case includes a lower case and an upper case, and the lower case and the upper case are respectively mounted on a lower surface and an upper surface of the insulating body, wherein the lower case has a horizontal plate shape a rear substrate, a rear plate edge is connected with a vertical plate-shaped baffle, and the lower end edges of the left and right sides of the baffle are respectively bent forwardly corresponding to the wing portions of the insulating body, and then horizontally extended to form a rear lock. a fixing plate, wherein the locking hole corresponding to the wing portion of the rear locking plate is provided with a rear locking hole. [Item 9] The waterproof connector of claim 8, wherein the lower surface of the base body of the insulative housing is recessed upwardly with a plurality of lower card slots, and the lower housing is correspondingly punched with a plurality of card holders corresponding to the lower card slot. The holding piece of the lower casing is clamped in the card slot below the base. [Item 10] The waterproof connector of claim 8, wherein the lower casing further has a horizontal plate-shaped front substrate and a connecting plate connecting the front substrate and the rear substrate, wherein the left and right edges of the front substrate are respectively upward After bending and extending, horizontally extending outwardly to form a front locking plate, the front locking plate is provided with a front locking hole; the upper housing has a horizontal plate-shaped upper substrate, and the upper substrate has two left and right sides The upper edge of the front locking plate is bent downwardly and then extended horizontally to form an upper locking plate. The upper locking plate is provided with an upper locking hole corresponding to the front locking hole. [Item 11] The waterproof connector of claim 10, wherein the upper and lower sides of the upper surface of the base body of the insulating body are recessed downwardly with a plurality of upper card slots, and the upper casing corresponds to the upper card slot downwardly. There is a plurality of card holding pieces, and the holding piece of the upper casing is clamped in the card slot above the base body.