TWM600027U - Connector - Google Patents

Abstract

This case discloses a connector including a socket and a plug. The socket includes a first insulating body and a plurality of conductive terminals arranged in the first insulating body. An annular partition divides the first insulating body into a first mounting part and a second mounting part. A first mounting part is provided on the first mounting part. The sealing ring and the socket are installed on a terminal box through the first mounting part, so that the first sealing ring is located between the annular partition and the terminal box. The plug includes a second insulating body, a plurality of second conductive terminals, and a terminal insulating seat. The second conductive terminal is arranged in the terminal insulating seat and is fixed in the second insulating body by the terminal insulating seat. A second sealing ring is arranged between the insulating main bodies; the outer side of the second insulating main body is provided with an annular stopper, and a third sealing ring is provided outside the second insulating main body. The plug is inserted into the second installation of the socket by using the terminal insulating seat Part, so that the third sealing ring is located between the terminal box and the annular stopper.

Description

Connector

This case is related to a connector, especially to an independent waterproof connector.

Existing new energy vehicles are charged through high-voltage connectors. However, the plugs or sockets of the existing high-voltage connectors cannot be independently waterproof when they are not plugged in. The external liquid can easily flow into the terminal box through the internal gap of the plug or socket of the connector. , Causing the terminal electrical function to fail, or even a safety accident, which is quite dangerous.

In addition, when the plug and socket of the existing high-voltage connector are in the mated state, there is only a waterproof seal ring design from the outside to the terminal box. If the seal ring is damaged or assembled incorrectly, there is still a hidden worry of waterproof failure.

This case provides a connector including a socket and a plug. The socket includes a first insulating body and a plurality of conductive terminals. The conductive terminals are arranged in the first insulating body. The middle section of the first insulating body has an annular partition. The annular partition divides the first insulating body into a first mounting part and a second mounting part. The mounting part is provided with a first sealing ring on the first mounting part, and the socket is mounted on a terminal box through the first mounting part, so that the first sealing ring is located between the annular partition and the terminal box. The plug includes a second insulating body, a plurality of second conductive terminals, and a terminal insulating seat. The second conductive terminal is arranged in the terminal insulating seat and is fixed in the second insulating body by the terminal insulating seat. A second sealing ring is arranged between the insulating main bodies; the outer side of the second insulating main body is provided with an annular stop part, and a third sealing ring is provided outside the second insulating main body. The plug is inserted into the second installation of the socket by using the terminal insulating seat Part, the third sealing ring is located between the terminal box and the annular stop part, and one end of the first conductive terminal is respectively inserted into the second conductive terminal.

In summary, in order to overcome the shortcomings of the prior art, this case proposes an independently waterproof connector, which can effectively prevent external liquid from flowing into the terminal through the plug or socket of the connector when the plug and socket of the connector are in the unplugged state. Box. When the plug and socket of the connector are in the mating state, there will be two sealed lines of defense when the external liquid reaches the terminal box, which can increase the waterproof reliability of the terminal box.

Fig. 1 is a three-dimensional schematic diagram of a connector according to an embodiment of the present case, Fig. 2 is a structural exploded schematic view of a connector according to an embodiment of the present case, and Fig. 3 is a three-dimensional structural exploded view and diagram of a connector according to an embodiment of the present case 4 is a structural cross-sectional view of a connector according to an embodiment of the present invention. Please refer to FIGS. 1, 2, 3, and 4 at the same time. As shown in FIG. 1, a connector 10 includes a socket 12, a plug 14 and a cable 16. A socket 12 includes a first insulating body 18 and a plurality of first conductive terminals 20. The first conductive terminals 20 are arranged in the first insulating body 18. A ring-shaped partition 22 is provided in the middle section of the first insulating body 18 to utilize the ring shape. The partition 22 divides the first insulating body 18 into a first mounting portion 24 and a second mounting portion 26. A first sealing ring 28 is provided on the first mounting portion 24, and the annular partition 22 has a first groove 221, The first groove 221 is disposed on the surface of the annular partition 22 close to the first installation portion 24, and the first groove 221 is used for installing the first sealing ring 28. The socket 12 is installed in a terminal box 92 through the first mounting portion 24. The terminal box 92 has an accommodation slot 94. The accommodation slot 94 has an opening 96. The accommodation slot 94 accommodates the socket 12, and the socket The first mounting portion 24 of 12 will protrude from the opening 96 to the outside of the accommodating groove 94, so that the first conductive terminal 20 can be electrically connected with the electrical equipment (not shown in the figure) in the terminal box 92. , The first sealing ring 28 is located between the annular partition 22 and the terminal box 92, and the first sealing ring 28 will tightly abut the inner wall of the containing groove 94. In an embodiment, the terminal box 92 can be used as a charging station set at a fixed point or a part of a mobile power supply.

The plug 14 includes a second insulating body 30, a plurality of second conductive terminals 32, a terminal insulating seat 34, a back cover 36, and a tail cover 38. These second conductive terminals 32 are arranged in the terminal insulating seat 34 and are insulated by the terminals. The seat 34 is fixed in the second insulating body 30, and a second sealing ring 40 is provided between the terminal insulating seat 34 and the second insulating body 30, that is, a convex ring is further provided on the inner side wall of the second insulating body 30. The edge 301 enables the second sealing ring 40 to be located between the terminal insulating seat 34 and the flange 301. The back cover 36 is disposed in the terminal insulation seat 34 and fixes the second conductive terminals 32 to the terminal insulation seat 34. One end of the cable 16 is located in the second insulating body 30 of the plug 14 and connected to the second conductive terminals 32. The second insulating body 30 has an annular stopper 42 on the outside, and a third sealing ring 44 is arranged outside the second insulating body 30. The annular stopper 42 has a second groove 421, and the second groove 421 is arranged in The annular stop portion 42 is close to the surface of the second insulating body 30, and the second groove 421 is used for installing the third sealing ring 44. The plug 14 is inserted into the second mounting portion 26 of the socket 12 by using the terminal insulating seat 34, so that the third sealing ring 44 is located between the terminal box 92 and the annular stop portion 42, and one ends of the first conductive terminals 20 are respectively inserted into They are provided in these second conductive terminals 32. A plurality of positioning portions 441 are provided on the outer side of the third seal ring 44, and a plurality of positioning holes 422 are provided on the annular stop portion 42. When the third seal ring 44 is installed on the annular stop portion 42, the positioning portions 441 are respectively It is clamped in the positioning hole 422 to fix the third sealing ring 44 to the annular blocking portion 42. The tail portion 48 of the second insulating body 30 further has a plurality of convex portions 50, and the tail cover 38 has a plurality of buckle portions 381, and the buckle portions 381 are respectively buckled with the convex portions 50, so that the tail cover 38 is disposed on the cable 16 The periphery is installed and fixed on the tail portion 48 of the second insulating body 30, and a sixth sealing ring 46 is provided between the tail cover 38 and the second insulating body 30, so that the sixth sealing ring 46 is fixed to the first part by the tail cover 38 Two insulating bodies 30, so that the sixth sealing ring 46 is located between the cable 16 and the second insulating body 30. When the plug 14 is inserted into the socket 12, part of the second insulating body 30 will be located in the accommodating groove 94 of the terminal box 92. At this time, the annular stop 42 of the plug 14 will abut against the terminal box 92.

In one embodiment, the first insulating body 18 further has a plurality of terminal grooves 52 for accommodating the first conductive terminals 20 respectively. Please also refer to FIGS. 5-7, the first conductive terminal 20 further includes a plurality of The first power terminal 54 and the plurality of first signal terminals 56 have a plurality of latches 58 inside each terminal slot 52 accommodating the first power terminal 54 to fix the first power terminal 54 in the first conductive terminal 20 In the terminal groove 52; each first power terminal 54 has a fourth sealing ring 60 on the periphery, and each first power terminal 54 has a first annular groove 541 outside the first annular groove 541 for installation The fourth sealing ring 60 is arranged between the first power terminal 54 and the terminal groove 52 and abuts against the inner wall of the terminal groove 52. Each first signal terminal 56 further has a detent ring 62. The detent ring 62 is disposed on the outside of the first signal terminal 56 to fix the first signal terminal 56 in the terminal slot 52; the periphery of each first signal terminal 56 There is a fourth sealing ring 64, and there is a first annular groove 561 on the outside of each first signal terminal 56. The first annular groove 561 is used to install the fourth sealing ring 64 so that the fourth sealing ring 64 is disposed on the A signal terminal 56 and the terminal slot 52 abut against the inner wall of the terminal slot 52.

In one embodiment, please refer to FIGS. 1 to 4 at the same time. The terminal insulating seat 34 has a plurality of mounting grooves 66 corresponding to the terminal grooves 52 and a mounting wall 68 located on the periphery of the mounting grooves 66. The grooves 66 are respectively installed with the second conductive terminals 32, and the contour of the mounting wall 68 is matched with the second mounting portion 26 of the first insulating body 18, so that the mounting wall 68 is installed on the outer surface of the second mounting portion 26, and the mounting The wall 68 has a plurality of positioning grooves 681, and the outer surface of the second mounting portion 26 of the first insulating body 18 has a plurality of positioning ribs 261. When the plug 14 and the socket 12 are connected, the positioning ribs 261 are respectively located in the corresponding positioning grooves 681. The plug 14 can only be inserted into the socket 12 in a single direction. In addition, the rear cover 36 has a plurality of auxiliary grooves 70 respectively corresponding to the installation grooves 66, and these auxiliary grooves 70 are provided for the second conductive terminals 32 to pass through, and the rear cover 36 has at least two oblique protrusions 72, and the terminal insulating seat 34 has Corresponding to at least two openings 74, the back cover 36 is respectively clamped in the corresponding openings 74 by oblique protrusions 72 to be fixed in the terminal insulating seat 34. Therefore, the back cover 36 can stably fix the second conductive terminal 32 In the terminal insulation seat 34.

In one embodiment, referring to FIGS. 1 to 4 and FIG. 8 at the same time, the second conductive terminal 32 further includes a plurality of second power terminals 76 and a plurality of second signal terminals 78. For the second power terminals 76, each second power terminal 76 has a fifth sealing ring 80 on the periphery, and each second power terminal 76 has a second annular groove 761 on the outside. The second annular groove 761 is used for The fifth sealing ring 80 is installed so that the fifth sealing ring 80 is disposed between the second power terminal 76 and the mounting groove 66 and abuts against the inner wall of the mounting groove 66, and each second power terminal 76 has a positioning inside. The spring 82 makes one end of the first power terminal 54 correspondingly inserted into the second power terminal 76 and is fixed in the second power terminal 76 by the positioning spring 82. For the second signal terminals 78, each second signal terminal 78 has a fifth sealing ring 84 on the periphery, and there is a second annular groove 781 on the outside of each second signal terminal 78. The second annular groove 781 is used for The fifth sealing ring 84 is installed so that the fifth sealing ring 84 is disposed between the second signal terminal 78 and the mounting groove 66 and abuts against the inner wall of the mounting groove 66, and each second signal terminal 78 has a positioning The spring 86 makes one end of the first signal terminal 56 correspondingly inserted into the second signal terminal 78 and is fixed in the second signal terminal 78 by the positioning spring 86. Since the second conductive terminal 32 includes the second power terminal 76 and the second signal terminal 78, the internal positioning springs 82 and 86 can be used to stably fix the first conductive terminal 20 in the second conductive terminal 32 and form an electrical connection. connection. In one embodiment, the positioning springs 82 and 86 are crown springs, and the difference lies only in the size.

In one embodiment, please refer to FIGS. 1 to 4 and 9 at the same time. The plug 14 further includes a plurality of locking elements 88, and a plurality of locking holes 90 are provided on the periphery of the terminal insulating seat 34 to be locked by The element 88 is inserted through the locking hole 90 to fix the terminal insulating seat 34 in the second insulating body 30. At this time, the second sealing ring 40, the second conductive terminal 32 and the back cover 36 are all stably fixed to the second insulating body 30. The main body 30.

Please refer to FIGS. 1 to 9 at the same time, a first sealing ring 28 is provided between the first insulating body 18 and the terminal box 92, and a fourth sealing ring is provided between the first insulating body 18 and the first conductive terminal 20 60, 64, when the socket 12 is assembled on the terminal box 92, all gaps between the outside and the terminal box 92 are provided with sealing rings for waterproof protection, so as to realize the independent waterproof function of the socket 12. A third sealing ring 44 is arranged between the second insulating body 30 and the terminal box 92, a second sealing ring 40 is arranged between the terminal insulating seat 34 and the second insulating body 30, the terminal insulating seat 34 and the second conductive terminal 32 are arranged There are fifth sealing rings 80, 84 between the cable 16 and the second insulating body 30, and a sixth sealing ring 46 is provided between the cable 16 and the second insulating body 30. When the plug 14 is not connected to the socket 12 in the terminal box 92, the plug 14 All gaps are provided with sealing rings for waterproof protection to realize the independent waterproof function of the plug 14. In conclusion, when the plug 14 is inserted into the assembled socket 12 of the terminal box 92, there are two waterproof lines from the outside to the terminal box 92, namely the first sealing ring 28 and the third sealing ring 44, respectively. The hidden danger of waterproof failure of the terminal box 92 can be greatly reduced.

In summary, this case proposes an independently waterproof connector, which can effectively prevent external liquid from flowing into the terminal box through the plug or socket of the connector when the plug and socket of the connector are in an unplugged state. When the plug and socket of the connector are in the mating state, there will be two sealed lines of defense when the external liquid reaches the terminal box, which can increase the waterproof reliability of the terminal box.

The above-mentioned embodiments are only to illustrate the technical ideas and features of the case, and their purpose is to enable those who are familiar with the technology to understand the content of the case and implement them accordingly. When the scope of the patent in this case cannot be limited by them, that is, generally according to the case. Equal changes or modifications made to the spirit of the disclosure should still be included in the scope of the patent application in this case.

10: Connector 12: socket 14: Plug 16: cable 18: The first insulating body 20: The first conductive terminal 22: Annular partition 221: first groove 24: The first installation department 26: The second installation part 261: positioning rib 28: The first sealing ring 30: The second insulating body 301: Flange 32: second conductive terminal 34: Terminal insulation seat 36: back cover 38: tail cap 381: Snap 40: second sealing ring 42: Ring stop 421: second groove 422: positioning hole 44: third sealing ring 441: Positioning Department 46: sixth sealing ring 48: tail 50: convex 52: terminal slot 54: The first power terminal 541: first annular groove 56: The first signal terminal 561: first ring groove 58: Card Control Department 60: The fourth sealing ring 62: Snap Ring 64: The fourth sealing ring 66: installation slot 68: install wall 681: positioning slot 70: auxiliary slot 72: Oblique bump 74: Opening 76: second power terminal 761: second annular groove 78: The second signal terminal 781: second annular groove 80: Fifth sealing ring 82: positioning spring 84: Fifth sealing ring 86: positioning spring 88: locking element 90: Locking hole 92: terminal box 94: holding tank 96: open hole

Fig. 1 is a perspective view of a connector according to an embodiment of the present case. Fig. 2 is an exploded schematic view of the structure of the connector according to an embodiment of the present case. Fig. 3 is an exploded view of the three-dimensional structure of the connector according to an embodiment of the present case. Fig. 4 is a structural cross-sectional view of a connector according to an embodiment of the present case. Fig. 5 is a three-dimensional schematic diagram of a first conductive terminal according to an embodiment of the present case Fig. 6 is a structural cross-sectional view of a socket according to an embodiment of the present case. Fig. 7 is a structural cross-sectional view of another perspective of the socket according to an embodiment of the present case. FIG. 8 is a three-dimensional schematic diagram of a second conductive terminal according to an embodiment of the present case. Fig. 9 is a schematic diagram of a plug structure according to an embodiment of the present case.

10: Connector

12: socket

14: Plug

16: cable

20: The first conductive terminal

28: The first sealing ring

30: The second insulating body

301: Flange

32: second conductive terminal

34: terminal insulation seat

38: tail cap

381: Snap

40: second sealing ring

42: Ring stop

44: third sealing ring

46: sixth sealing ring

48: tail

50: convex

60: The fourth sealing ring

72: Oblique bump

74: Opening

80: Fifth sealing ring

82: positioning spring

92: terminal box

94: holding tank

Claims (23)

A connector that contains: A socket includes a first insulating body and a plurality of first conductive terminals. The first conductive terminals are arranged in the first insulating body. The middle section of the first insulating body has a ring-shaped partition plate. An insulating main body is divided into a first mounting part and a second mounting part. A first sealing ring is arranged on the first mounting part. The socket is mounted on a terminal box through the first mounting part so that the first sealing ring Located between the annular partition and the terminal box; and A plug includes a second insulating body, a plurality of second conductive terminals, and a terminal insulating seat, the second conductive terminals are arranged in the terminal insulating seat and fixed in the second insulating body by the terminal insulating seat, and A second sealing ring is arranged between the terminal insulating seat and the second insulating body; the second insulating body has an annular stopper on the outside, and a third sealing ring is arranged outside the second insulating body, the plug The terminal insulation seat is inserted into the second mounting portion of the socket, so that the third sealing ring is located between the terminal box and the annular stop portion, and one ends of the first conductive terminals are respectively inserted into the These second conductive terminals. The connector according to claim 1, wherein the annular partition has a first groove, the first groove is disposed on a surface of the annular partition close to the first mounting portion, and the first groove is used for Install the first sealing ring. The connector according to claim 1, wherein the first insulating body further has a plurality of terminal grooves to accommodate the first conductive terminals respectively. The connector according to claim 3, wherein each of the first conductive terminals has a fourth sealing ring on the periphery, and the fourth sealing ring is disposed between the first conductive terminal and the terminal groove and abuts against the terminal groove . The connector according to claim 4, wherein the outer side of each first conductive terminal further has a first annular groove, and the first annular groove is used to install the fourth sealing ring. The connector according to claim 3, wherein each of the terminal slots has a plurality of latching parts inside to fix the first conductive terminal in the terminal slot. The connector according to claim 3, wherein each of the first conductive terminals further has a detent ring, and the detent ring is arranged outside the first conductive terminal to fix the first conductive terminal in the terminal groove Inside. The connector according to claim 3, wherein the terminal insulating seat has a plurality of mounting grooves corresponding to the terminal grooves and a mounting wall located at the periphery of the mounting grooves, and the mounting grooves are respectively installed with the second conductive terminals And the contour of the mounting wall is matched with the second mounting part, so that the mounting wall can be used to install on the outer surface of the second mounting part. The connector according to claim 8, wherein the mounting wall has a plurality of positioning grooves, and the outer surface of the second mounting portion of the first insulating body has a plurality of positioning ribs, and when the plug and the socket are connected, the positioning The ribs are respectively located in the positioning grooves. The connector according to claim 8, wherein the plug further includes a back cover, the back cover is arranged in the terminal insulating seat and the second conductive terminals are fixed to the terminal insulating seat, and the back cover has respective corresponding A plurality of auxiliary grooves connected to the mounting groove, and the auxiliary grooves are provided for the second conductive terminals to pass through. The connector according to claim 10, wherein the back cover has at least two oblique protrusions, and the terminal insulation seat has at least two openings, and the back cover is respectively clamped in the at least two openings by the at least two oblique protrusions And fixed in the terminal insulation seat. The connector according to claim 8, wherein a fifth sealing ring is provided on the periphery of each second conductive terminal, and the fifth sealing ring is disposed between the second conductive terminal and the mounting groove and abuts against the mounting groove . The connector according to claim 12, wherein each of the second conductive terminals further has a second annular groove on the outside, and the second annular groove is used for installing the fifth sealing ring. The connector according to claim 1, wherein the inner side wall of the second insulating body is further provided with a flange, so that the second sealing ring is located between the terminal insulating seat and the flange. The connector according to claim 1, wherein each second conductive terminal has a positioning spring inside, and one end of the first conductive terminal is fixed in the second conductive terminal by the positioning spring. The connector according to claim 1, wherein the plug further includes a plurality of locking elements to fix the terminal insulating seat in the second insulating body. The connector according to claim 1, further comprising a cable, one end of which is located in the second insulating body of the plug and connected to the second conductive terminals. The connector according to claim 17, wherein the plug further includes a tail cover and a sixth sealing ring, the tail cover is arranged on the periphery of the cable and installed on the second insulating body, and the tail cover seals the sixth The ring is fixed to the second insulating body so that the sixth sealing ring is located between the cable and the second insulating body. The connector according to claim 18, wherein the tail part of the second insulating body further has a plurality of convex parts, and the tail cover has a plurality of buckle parts, and the buckle parts are respectively buckled with the convex parts. The connector according to claim 1, wherein the first conductive terminals further include a plurality of first power terminals and a plurality of first signal terminals, and the second conductive terminals further include a plurality of second power terminals and a plurality of second signal terminals , So that one ends of the first power terminals are respectively inserted into the second power terminals, and one ends of the first signal terminals are respectively inserted into the second signal terminals. The connector according to claim 1, wherein the annular stopper has a second groove, the second groove is disposed on a surface of the annular stopper close to the second insulating body, the second groove Used to install the third sealing ring. The connector according to claim 1, wherein a plurality of positioning parts are provided on the outer side of the third sealing ring, and a plurality of positioning holes are provided in the annular stop part, and the third sealing ring is installed on the annular stop The positioning parts are respectively clamped in the positioning holes. The connector according to claim 1, wherein the terminal box has a receiving slot for receiving the socket, and when the plug is inserted into the socket, part of the second insulating body is located in the receiving slot, And the annular stop part of the plug abuts against the terminal box.

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