TWM590796U - Electrical connector - Google Patents

Abstract

The present application discloses an electrical connector, which includes a plastic body, a plurality of electrical connector bodies, at least one shield member and a metal shell, the plastic body has a plurality of receiving slots and at least one shield member receiving slot, each shield The component accommodating groove is located between two adjacent accommodating grooves; the electrical connector bodies are respectively disposed in corresponding accommodating grooves; at least one shielding member is respectively disposed in the corresponding shielding member accommodating groove, which includes metal A shield body and an insulating layer, the insulating layer is disposed on the surface of the metal shield body facing the side wall of the shielding member accommodating groove; the metal shell is disposed on the plastic body, and the metal shield body exposed from the insulating layer is connected to the metal shell And ground. The electrical connection terminal of the electrical connector of the present application has good voltage resistance and anti-lightning characteristics, and can meet the current voltage and anti-lightning requirements.

Description

Electrical connector

The present application relates to the technical field of connectors, in particular to an electrical connector.

Please refer to FIG. 1. At present, the electrical connector 2 generally includes a plastic body 21 accommodating a plurality of electrical connector bodies 24 and a metal shell 23 covering the plastic body 21. In order to cover the electromagnetic generated by each electrical connector body 24 Interference, a metal shield 22 is provided between two adjacent electrical connector bodies 24. The metal shield 22 is connected to the metal housing 23 and grounded, so that each electric shield can be shielded by the metal shield 22 The electromagnetic interference of the connector body 24 to other electrical connector bodies 24 prevents signal crosstalk between the plurality of electrical connector bodies 24, but when such an electrical connector 2 undergoes a withstand voltage test, the electrical crawl path S of the electrical connector 2 'Short, the terminal 241 of the electrical connector 2 has poor voltage resistance and lightning strike resistance, and the terminal 241 cannot meet the current voltage and lightning strike resistance requirements.

The embodiment of the present application provides an electrical connector, which solves the problems that the current electrical crawling path of the electrical connector is short, the terminal has poor voltage resistance and lightning resistance, and cannot meet the requirements of voltage resistance and lightning resistance.

In order to solve the above technical problems, this application is implemented as follows:

An electrical connector is provided, which includes: a plastic body having a plurality of receiving grooves and at least one shielding member accommodating groove, each shielding member accommodating groove is located between two adjacent accommodating grooves; a plurality of electrical connectors The body is respectively disposed in the corresponding receiving slot; at least one shielding member is respectively disposed in the corresponding shielding member accommodating slot, and includes a metal shielding body and an insulating layer, and the insulating layer is disposed on the metal shielding body The surface of the side wall facing the accommodating groove of the shield; the metal shell, which is disposed on the plastic body, and the metal shield body exposed from the insulating layer is connected to the metal shell and grounded.

In the embodiment of the present application, an insulating layer is provided on the shielding member to effectively increase the length of the electrical crawling path, so that the electrical connection terminal of the electrical connector of the present application has good voltage resistance and lightning strike resistance, and can achieve Current pressure and lightning strike requirements.

The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

Please refer to FIGS. 2, 3 and 4, which are a perspective view and an exploded view of an electrical connector according to an embodiment of the present application; as shown, the electrical connector 1 of this embodiment includes a plastic body 10 and a plurality of electrical connectors The body 11, at least one shielding member 12 and the metal shell 13. In this embodiment, the number of the electrical connector body 11 is two, and the number of the shield member 12 is one. The electrical connector body 11 is described using an RJ45 connector. The plastic body 10 has an upper surface 100, a lower surface 101, a front surface 102, a rear surface 103, and two side surfaces 104, and includes a plurality of accommodating grooves 105 and at least one mask member accommodating groove 106, each mask member accommodating The groove 106 is located between two adjacent receiving grooves 105, and the extending direction of each receiving groove 105 is the same as the extending direction of each shielding member receiving groove 106. In this embodiment, the extending direction of each receiving groove 105 The extending direction of the accommodating groove 106 of each mask member is parallel to the side surface 104 of the plastic body 10. Each accommodating slot 105 includes an electrical connector body accommodating slot 1051 and a mating slot 1052. The mating slot 1052 communicates with the electrical connector body accommodating slot 1051. The electrical connector body accommodating slot 1051 is close to the rear surface 103 of the plastic body 10, butt The slot 1052 is close to the front surface 102 of the plastic body 10. The electrical connector body accommodating groove 1051 has an insertion opening 10511 which is perpendicular to the extending direction of the accommodating groove 105 and is located on the rear surface 103 of the plastic body 10. The docking slot 1052 has a docking jack 10521 which is located on the front surface 102 of the plastic body 10. Each shielding member accommodating groove 106 has two opposing accommodating openings 1061, and the two accommodating openings 1061 are respectively located on the front surface 102 and the rear surface 103 of the plastic body 10, which also means that the two accommodating openings 1061 are respectively Located on the two opposite surfaces of the plastic body 10, the above is only one embodiment of the present application, and the two opposite surfaces are not limited to the front surface 102 and the rear surface 103.

Each electrical connector body 11 is disposed in a corresponding receiving slot 105. In this embodiment, the number of the electrical connector body 11 is two, so the number of receiving slots 105 is also two. Each electrical connector body 11 has a docking portion 11a and an electrical connection portion 11b. The electrical connector body 11 is inserted into the receiving slot 105 from the insertion opening 10511, the docking portion 11a enters the docking slot 1052 of the receiving groove 105, and the electrical connection portion 11b It is disposed in the housing 1051 of the electrical connector body. The electrical connection portion 11b has a plurality of electrical connection terminals 111. If the electrical connector body 11 is a vertical electrical connector, the electrical connection terminals 111 can directly extend from the insertion opening 10511, and if the electrical connector body 11 is a horizontal electrical connection When the connector is used, the electrical connection terminals 111 pass through the lower surface 101 of the plastic body 10. The electrical connector body 11 of this embodiment is a horizontal electrical connector body, so the electrical connection terminals 111 pass out from the lower surface 101 of the plastic body 10. In this embodiment, the electrical The connector body receiving slot 1051 has a terminal opening 10512 which is parallel to the extending direction of the receiving slot 105 and is located on the lower surface 101 of the plastic body 10. The electrical connection terminals 111 extend from the terminal opening 10512. The terminal opening 10512 communicates with the insertion opening 10511, so that the electrical connector body 11 is easily installed in the receiving groove 105.

Each mask member 12 is disposed in the corresponding mask member accommodating groove 106. In this embodiment, the number of the mask member 12 is one piece, so the number of the mask member accommodating groove 106 is also one. The shield 12 is located between the two electrical connector bodies 11 to separate the two electrical connector bodies 11. Please refer to FIG. 5, FIG. 6 and FIG. 7 together, which is a schematic diagram of a mask member according to an embodiment of the present application, a cross-sectional view along AA′ direction in FIG. 5 and a cross-sectional view along BB′ direction in FIG. 5; As shown in the figure, the mask 12 includes a metal mask body 121 and an insulating layer 122. The insulating layer 122 is disposed on the surface of the metal mask body 121 facing the side wall of the mask accommodating groove 106. In other words, the metal mask body The surface of 121 facing the accommodating opening 1061 of the accommodating groove 106 is not provided with an insulating layer 122, that is, the metal mask body 121 is exposed from the insulating layer 122. The insulating layer 122 is formed on the metal shield body 121 by spraying or plating.

8 again, which is a cross-sectional view of an electrical connector according to an embodiment of the present application; as shown, the metal housing 13 is disposed on the plastic body 10, and the plastic body 10 is located in the accommodating space 131 of the metal housing 13 Inside, in this embodiment, the metal housing 13 covers the upper surface 100, the front surface 102, the rear surface 103, and the two side surfaces 104 of the plastic body 10. The metal housing 13 has an inlet 132 and two sockets 133 , The insertion port 132 and the two insertion holes 133 communicate with the accommodating space 131, and the plastic body 10 loaded with the two electrical connector bodies 11 and the shield member 12 is inserted from the insertion port 132 so that the plastic body 10 enters the metal casing In the accommodating space 131 of 13, the position of the inlet 132 is determined according to the positions of the electrical connection terminals 111 of the electrical connection portion 11b of the electrical connector body 11, such as when the electrical connector body 11 is a vertical electrical connector The electrical connector terminals 111 extend from the rear surface 103 of the plastic body 10, so the inlet 132 is opened on the surface of the metal housing 13 corresponding to the rear surface 103 of the plastic body 10; if the electrical connector body 11 is horizontal When the electric connector is connected, the electrical connector terminals 111 extend from the lower surface 101 of the plastic body 10, so the inlet 132 is opened on the surface of the metal housing 13 corresponding to the lower surface 101 of the plastic body 10; in this embodiment In the example, the electrical connector body 11 belongs to a horizontal electrical connector, so the inlet 132 is opened on the surface of the metal housing 13 corresponding to the lower surface 101 of the plastic body 10. The two sockets 133 respectively correspond to the two docking sockets 10521 of the two receiving slots 105, and the number of the sockets 133 is determined according to the number of the receiving slots 105.

Please also refer to FIG. 9, which is another cross-sectional view of the electrical connector according to an embodiment of the present application; as shown, after the plastic body 10 is disposed on the metal housing 13, the metal shield body 121 of the shield member 12 faces The two surfaces of the two accommodating openings 1061 respectively abut the surface of the metal housing 13, that is, the metal surface of the metal shield body 121 exposed from the insulating layer 122 is connected to the surface of the metal housing 13 to make the metal shield The body 121 is grounded, so as to effectively shield the electromagnetic interference generated by the electrical connector bodies 11 and effectively prevent signal crosstalk between the electrical connector bodies 11. Then the electrical connector 1 of this embodiment passes the withstand voltage and lightning strike test. The withstand voltage and lightning strike test mainly tests the highest voltage that the electrical connection terminal 111 of each electrical connector body 11 can withstand, which includes testing the electrical connection terminal The highest voltage that can be tolerated between the input terminal and the output terminal of 111 and the highest voltage that can be tolerated between the terminal and the metal housing 13. It is known that the electrical crawling path S of the electrical connector 1 of this embodiment is the end of the electrical connection terminal 111 of the electrical connector body 11 close to the upper surface 100 of the plastic body 10 and the shield 12 The connection distance between the surfaces facing the lower surface 101 of the plastic body 10 (as shown in FIG. 8); when the metal shield 22 of the general electrical connector 2 is not provided with an insulating layer, the electrical crawling path S′ is electrical The distance between the terminal 241 of the connector body 24 near the upper surface of the plastic body 21 and the middle of the metal shield 22 (as shown in FIG. 1) also indicates that the electrical connector 1 of this embodiment is due to the shield 12 is provided with an insulating layer 122, so the electrical crawling path S of the electrical connector 1 of this embodiment is long, which also indicates that the electrical connection terminal 111 of the electrical connector 1 of this embodiment has good voltage resistance, which can pass 6KV The withstand voltage test meets the current withstand voltage requirements for the electrical connection terminal 111. When the distance between the electrical connection terminal 111 and the metal housing 13 of the electrical connector 1 of this embodiment is reduced, the electrical connector 1 of this embodiment can also maintain good voltage resistance. With the resistance of the electrical connection terminal 111 The increased pressure resistance also makes the electrical connector 1 of the present application have the characteristics of anti-lightning.

Preferably, refer to FIG. 10 again, which is a perspective view of a plastic body loaded with an electrical connector body and a shield according to an embodiment of the present application; as shown, the upper surface 100 of the plastic body 10 of this embodiment There are also two electrical connector body positioning notches 107, and each electrical connector body positioning notch 107 communicates with the corresponding electrical connector body accommodating slot 1051 of the accommodating slot 105. The extension direction of the electrical connector body positioning notch 107 is in communication with the accommodating slot The extending directions of 105 are parallel to each other. In this embodiment, the positioning notch 107 of the electrical connector body extends from the rear surface 103 of the plastic body 10 to the front surface 102 thereof. The surface of each electrical connector body 11 facing the upper surface 100 of the plastic body 10 is also provided with a positioning member 112. When each electrical connector body 11 is disposed in the corresponding receiving slot 105, the position of each electrical connector body 11 The positioning member 112 enters the corresponding positioning gap 107 of the electrical connector body, and the positioning member 112 abuts on the side wall of the electrical connector body positioning gap 107 perpendicular to the extending direction of the receiving slot 105 to prevent the electrical connector body 11 from continuing to the plastic body 10 The front surface 102 advances so that the docking portion 11a is accurately located in the docking slot 1052 of the receiving slot 105, and the electrical connection portion 11b is accurately located in the receptacle 1051 of the electrical connector body. In another embodiment, the width of one end of the positioning gap 107 of the electrical connector body near the insertion opening 10511 is greater than the width of the other end of the positioning gap 107 of the electrical connector body away from the insertion opening 10511, so that the positioning member 112 is easily removed from the electrical connector body The positioning notch 107 enters near one end of the insertion opening 10511. The number of positioning gaps 107 of the electrical connector body is determined according to the number of electrical connector bodies 11, that is, the number of positioning gaps 107 of the electrical connector body matches the number of electrical connector bodies 11.

Preferably, the upper surface 100 of the plastic body 10 of this embodiment further has a mask positioning groove 108 which is located above the mask accommodating groove 106 and communicates with the mask accommodating groove 106. Therefore, the plastic body 10 located in the accommodating groove 106 also has a mask positioning notch 1062. The mask positioning groove 108 and the mask positioning notch 1062 extend from the rear surface 103 of the plastic body 10 to the front surface 102 That is, the extending direction of the mask positioning groove 108 and the mask positioning notch 1062 is parallel to the extending direction of the mask receiving groove 106. The surface of the shielding member 12 facing the upper surface 100 of the plastic body 10 is further provided with a shielding positioning member 123. When the shielding member 12 is disposed in the shielding member accommodating groove 106, the shielding positioning member 123 passes through the shielding member The positioning notch 1062 enters the mask positioning groove 108, and the surface of the mask positioning element 123 away from the rear surface 103 of the plastic body 10 abuts the surface of the mask positioning groove 108 away from the rear surface 103 of the plastic body 10, that is The surface of the mask positioning member 123 away from the rear surface 103 of the plastic body 10 abuts on the side wall perpendicular to the extending direction of the mask positioning groove 108 and the mask accommodating groove 106 to prevent the mask member 12 from being located on the plastic body 10 The accommodating opening 1061 on the front surface 102 passes through. The extending direction of the mask positioning member 123 in this embodiment is perpendicular to the extending direction of the metal mask body 121, and the surface of the mask positioning member 123 is attached to the mask positioning slot 108 and the mask positioning slot 108 and the mask The surface of the component accommodating groove 106 is parallel to the surface. In this embodiment, the surface of the mask positioning member 123 is attached to the surface of the mask positioning groove 108 parallel to the upper surface 100 of the plastic body 10.

In summary, the present application provides an electrical connector. The metal shield body and the metal shell in the shield member are grounded to effectively shield the electromagnetic interference generated by the electrical connector body and effectively prevent the electrical connectors. Signal crosstalk between the main bodies; at the same time, an insulating layer is provided on the cover, which effectively increases the length of the electrical crawling path. The electrical connection terminal of the electrical connector of the present application has good voltage resistance, which is in line with the current Pressure resistance requirements. When the distance between the electrical connector terminal of the electrical connector and the metal housing is shortened, the electrical connection terminal of the electrical connector of the present application can also maintain good pressure resistance. As the pressure resistance improves, this The applied electrical connector can also have the characteristics of anti-lightning.

It should be noted that in this article, the terms "include", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device that includes a series of elements includes not only those elements, It also includes other elements that are not explicitly listed, or include elements inherent to such processes, methods, objects, or devices. Without more restrictions, the element defined by the sentence "include one..." does not exclude that there are other identical elements in the process, method, article or device that includes the element.

The embodiments of the present application have been described above with reference to the drawings, but the present application is not limited to the above-mentioned specific implementations. The above-mentioned specific implementations are only schematic, not limiting, and those of ordinary skill in the art Under the inspiration of this application, many forms can be made without departing from the purpose of this application and the scope protected by the scope of patent application, all of which fall within the protection of this application.

1‧‧‧Electrical connector 10‧‧‧plastic body 100‧‧‧upper surface 101‧‧‧Lower surface 102‧‧‧Front surface 103‧‧‧ Rear surface 104‧‧‧Side surface 105‧‧‧ containment tank 1051‧‧‧Electrical connector body receiving slot 10511‧‧‧Insert opening 10512‧‧‧terminal opening 1052‧‧‧ Docking slot 10521‧‧‧ docking jack 106‧‧‧Retaining slot for mask 1061‧‧‧Accommodation opening 1062‧‧‧The positioning gap of the mask 107‧‧‧Electrical connector body positioning gap 108‧‧‧Locating slot 11‧‧‧Electrical connector body 11a‧‧‧Docking Department 11b‧‧‧Electrical connection 111‧‧‧Electrical connection terminal 112‧‧‧Locating parts 12‧‧‧Mask 121‧‧‧Metal cover body 122‧‧‧Insulation 123‧‧‧mask positioning piece 13‧‧‧Metal shell 131‧‧‧accommodation space 132‧‧‧Set entrance 133‧‧‧jack S‧‧‧Electric crawling path 2‧‧‧Electrical connector 21‧‧‧Plastic body 22‧‧‧Metal shield parts 23‧‧‧Metal shell 24‧‧‧Electrical connector body 241‧‧‧Terminal S’‧‧‧Electric crawling path

Figure 1 is a cross-sectional view of a conventional electrical connector; 2 is a perspective view of an electrical connector according to an embodiment of the present application; 3 is an exploded view of an electrical connector according to an embodiment of the application; 4 is another exploded view of the electrical connector according to an embodiment of the present application; 5 is a schematic diagram of a mask member according to an embodiment of the present application; 6 is a cross-sectional view along AA' direction in FIG. 5; 7 is a cross-sectional view along BB' direction in FIG. 5; 8 is a cross-sectional view of an electrical connector according to an embodiment of the present application; 9 is another cross-sectional view of an electrical connector according to an embodiment of the present application; and 10 is a perspective view of a plastic body loaded with an electrical connector body and a shield according to an embodiment of the application.

1‧‧‧Electrical connector

10‧‧‧plastic body

100‧‧‧upper surface

102‧‧‧Front surface

104‧‧‧Side surface

105‧‧‧ containment tank

1052‧‧‧ Docking slot

10521‧‧‧ docking jack

106‧‧‧Retaining slot for mask

1061‧‧‧Accommodation opening

11‧‧‧Electrical connector body

11a‧‧‧Docking Department

11b‧‧‧Electrical connection

111‧‧‧Electrical connection terminal

12‧‧‧Mask

13‧‧‧Metal shell

133‧‧‧jack

Claims (10)

An electrical connector, including: A plastic body having a plurality of receiving grooves and at least one shielding member accommodating groove, each of the shielding member accommodating grooves is located between two adjacent accommodating grooves; A plurality of electric connector bodies, which are respectively arranged in the corresponding receiving slots; At least one shielding member, which is respectively disposed in the corresponding housing space of the shielding member, includes a metal shielding body and an insulating layer, the insulating layer is disposed on the metal shielding body toward the shielding member The surface of the side wall of the groove; and A metal shell is disposed on the plastic body, and the metal shield body exposed from the insulating layer is connected to the metal shell and grounded. The electrical connector as described in item 1 of the patent application range, wherein the insulating layer is formed on the metal shield body by spraying or plating. The electrical connector as described in item 1 of the patent application range, wherein the accommodating groove of the shield member has two accommodating openings, and the two accommodating openings are respectively located on two opposite surfaces of the plastic body. The electrical connector as described in item 1 of the patent application range, wherein the plastic body has a shielding member positioning groove, the shielding member positioning groove is located above the shielding member accommodating groove, and accommodates the shielding member The positioning groove communicates with each other. The shielding member has a shielding positioning member. When the shielding member is disposed in the shielding member accommodating groove, the shielding positioning member is located in the shielding member positioning groove. The electrical connector as described in item 4 of the patent application range, wherein the extending direction of the shielding member positioning groove is parallel to the extending direction of the shielding member receiving groove, and the shielding positioning member is located in the shielding member positioning groove When inward, the mask positioning member abuts on the side wall of the mask member positioning groove perpendicular to the extending direction of the mask member accommodating groove. The electrical connector as described in item 1 of the patent application range, wherein the extending direction of each of the receiving grooves is parallel to the extending direction of the shielding member receiving groove, and each of the receiving grooves includes an electric connector body receiving groove And a mating slot, the mating slot communicates with the housing slot of the electrical connector body, each electrical connector body has an electrical connection portion and a mating portion, the mating portion is disposed in the mating slot, the electrical The connecting portion is disposed in the receiving slot of the electrical connection body. The electrical connector as described in item 6 of the patent application range, wherein the housing slot of the electrical connector body has an insertion opening, and the insertion opening is perpendicular to the extending direction of the housing slot. The electrical connector as described in item 7 of the patent application range, wherein the electrical connector body receiving groove further has a terminal opening, the terminal opening is parallel to the extending direction of the receiving groove, and communicates with the insertion opening. The electrical connector as described in item 7 of the patent application range, wherein the plastic body further has a plurality of electrical connector body positioning notches, and each electrical connector body positioning notch communicates with a corresponding electrical connector body receiving slot, The extending direction of the positioning gap of the electrical connector body is parallel to the extending direction of the receiving slot, each of the electrical connector bodies has a positioning member, and each positioning of the electrical connector body is disposed in the corresponding receiving slot The component is disposed in the positioning gap of the electrical connector body and abuts on the side wall of the electrical connector body positioning gap that is perpendicular to the extending direction of the receiving groove. The electrical connector according to item 9 of the patent application range, wherein the width of the end of each electrical connector body positioning notch close to the insertion opening is greater than the width of the end of the electrical connector body positioning notch away from the insertion opening.

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