CN216698947U - Shielding connection piece for high-voltage connector and high-voltage connector - Google Patents

Abstract

The utility model discloses a shielding connecting piece for a high-voltage connector and the high-voltage connector. The shield connector includes: a body member having first and second opposed surfaces and adapted for insertion onto the inner housing; a first resilient arm connected to said body member and projecting outwardly from said first surface of said body member; and a second resilient arm connected to the body member and projecting outwardly from the second surface of the body member, the first and second resilient arms adapted to be in respective resilient electrical contact with two cable shields mounted to the inner housing. In the utility model, the side walls of the two cable shielding sleeves facing each other can be electrically connected with each other through the elastic arm on the shielding connecting piece, thereby improving the electromagnetic shielding effect of the high-voltage connector.

Description

Shield connections and high voltage connectors for high voltage connectors

technical field

The utility model relates to a shielding connector for a high-voltage connector and a high-voltage connector including the shielding connector.

Background technique

In the prior art, a high-voltage cable connector generally includes an inner housing, an outer housing, a shielding shell, a cable and a cable shielding sleeve. The shielding shell is sleeved on the inner shell, the outer shell is sleeved on the shielding shell, one end of the cable shielding sleeve is sleeved on the plug part of the inner shell, and the other end is crimped to the shielding layer of the cable. A plurality of contact elastic pieces are formed on the peripheral wall of one end of the shielding shell, and the plurality of contact elastic pieces are in elastic electrical contact with the outer wall of one end of the cable shielding sleeve.

However, when the high-voltage cable connector has two cables and two cable shielding sleeves, the side walls of the two cable shielding sleeves facing each other cannot be in electrical contact with the contact springs on the shielding shell, which reduces the Electromagnetic shielding effect of high-voltage cable connectors.

Utility model content

The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

According to one aspect of the present invention, there is provided a shielding connector for a high-voltage connector, comprising: a body part, which has opposite first and second surfaces and is adapted to be inserted into an inner housing; a first elastic an arm connected to the body member and projecting outwardly from the first surface of the body member; and a second resilient arm connected to the body member and projecting outwardly from the second surface of the body member, The first elastic arm and the second elastic arm are adapted to be in elastic electrical contact with the two cable shielding sleeves mounted on the inner housing, respectively.

According to an exemplary embodiment of the present invention, the first elastic arm is an arch-shaped bridge elastic arm formed on one side of the body member, and both ends of the first elastic arm are respectively connected to the and/or the second elastic arm is an arch-shaped bridge elastic arm formed on the other side of the body member, and both ends of the second elastic arm are respectively connected to the body member.

According to another exemplary embodiment of the present invention, the body piece has a fixed end adapted to be inserted into the slot of the inner casing; on two sides of the fixed end of the body piece, respectively An elastic locking piece is formed, and the elastic locking piece is suitable for being snapped into the snap groove of the inner casing, so as to lock the shielding connector to the inner casing.

According to another exemplary embodiment of the present invention, the elastic locking piece on one side of the body member extends obliquely outward from the first surface of the body member; and/or the other side of the body member The elastic locking pieces on the side edge extend obliquely outward from the second surface of the body member.

According to another exemplary embodiment of the present invention, the shielding connector is a one-piece stamped and formed part formed by stamping a single sheet of material.

According to another aspect of the present invention, a high-voltage connector is provided, comprising: an inner casing; a shielding casing disposed outside the inner casing and having opposite first ports and second ports; and the aforementioned shielding connection piece mounted on the inner casing.

According to an exemplary embodiment of the present invention, the high-voltage connector further includes two cable shielding sleeves, the two cable shielding sleeves are used for electrical connection with the shielding layers of the two cables respectively, and the shielding connector A part of the cable shielding sleeve is adapted to be disposed between the two cable shielding sleeves, and the first elastic arm and the second elastic arm of the shielding connector are adapted to respectively contact and electrically connect the two cable shielding sleeves.

According to another exemplary embodiment of the present invention, a plurality of first elastic pieces protruding toward the inside of the first port are formed on the peripheral wall of the first port of the shielding shell, and the two cables One end of the shielding sleeve is accommodated in the first port of the shielding shell, and the plurality of first elastic pieces are adapted to be in elastic electrical contact with the outer walls of the two cable shielding sleeves.

According to another exemplary embodiment of the present invention, the other end of the cable shielding sleeve is suitable for crimping on the shielding layer of the cable, and the shielding layer of the cable passes through the cable shielding sleeve is electrically connected to the shielding case.

According to another exemplary embodiment of the present invention, the shielding connector is adapted to be inserted into the inner casing, and the one end of the cable shielding sleeve is adapted to be inserted into the plug of the inner casing On the other hand, the shielding shell is suitable for being sleeved on the inner shell and the one end of the cable shielding sleeve.

According to another exemplary embodiment of the present invention, a plurality of second elastic pieces protruding toward the inside of the second port are formed on the peripheral wall of the second port of the shielding shell, and the plurality of second elastic pieces are formed The elastic sheet is adapted to be in elastic electrical contact with the outer wall of the mating shielding shell inserted into the second port of the shielding shell.

According to another exemplary embodiment of the present invention, the high-voltage connector further includes two cables, and one end of the two cables respectively passes through the two cable shielding sleeves and extends into the inner housing wherein, the cable shielding sleeve is crimped on the shielding layer of the cable.

According to another exemplary embodiment of the present invention, the high-voltage connector further includes an outer casing. The shield connector, the cable shield, the shield shell and the inner housing are accommodated in the outer housing.

According to another exemplary embodiment of the present invention, the high-voltage connector further includes a terminal, the terminal is arranged in the inner casing, one end of the terminal is electrically connected with the cable extending into the inner casing, and the other terminal is electrically connected to the cable extending into the inner casing. One end is used to mate with the mating terminal in the mating high voltage connector.

According to another exemplary embodiment of the present invention, the inner casing has two plug parts with a gap therebetween, and the shielding connector is inserted into the inner casing In the gap; one end of the two cable shielding sleeves is respectively sheathed on the two plug parts, and the shielding connector is clamped between the side walls of the two cable shielding sleeves.

According to another exemplary embodiment of the present invention, a protruding rib is formed on an outer side wall of the plug portion facing away from the shielding connector, and the protruding rib is abutted against the cable shielding sleeve On the inner wall of the shielding connector, the cable shielding sleeve is offset by a predetermined distance relative to the shielding connector to the side away from the shielding connector, so as to prevent the cable shielding sleeve from touching the shielding connector. end head.

According to another exemplary embodiment of the present invention, a slot is formed on a middle portion of the inner casing located at the bottom of the gap, and the fixed end of the shielding connector is inserted into the slot. The first elastic arm and the second elastic arm of the shielding connector are accommodated in the gap and are respectively in elastic electrical contact with the two cable shielding sleeves.

According to another exemplary embodiment of the present invention, the inner casing is further formed with a card slot that cooperates with the elastic locking piece on the shielding connector, and the elastic locking piece on the shielding connector is The lock is snapped into the card slot.

In the aforementioned various exemplary embodiments of the present invention, the side walls of the two cable shielding sleeves facing each other can be electrically connected to each other through the elastic arms on the shielding connector, thereby improving the electromagnetic properties of the high-voltage connector. shielding effect.

Other objects and advantages of the present invention will be apparent from the following description of the present invention with reference to the accompanying drawings, and may help a comprehensive understanding of the present invention.

Description of drawings

FIG. 1 shows an exploded schematic view of a high-voltage connector according to an exemplary embodiment of the present invention;

FIG. 2 shows an assembly schematic diagram of an electromagnetic shielding assembly and an inner housing according to an exemplary embodiment of the present invention;

FIG. 3 shows an assembly schematic diagram of a shielding connector, a cable shielding sleeve and an inner casing according to an exemplary embodiment of the present invention;

4 shows an exploded schematic view of the shielding connector, the cable shielding sleeve and the inner casing according to an exemplary embodiment of the present invention;

FIG. 5 shows a schematic perspective view of a shielding connector according to an exemplary embodiment of the present invention;

FIG. 6 shows an assembly schematic diagram of the shielding connector and the inner housing according to an exemplary embodiment of the present invention;

FIG. 7 shows a longitudinal cross-sectional view of the assembled shield connector, cable shield and inner housing shown in FIG. 3 .

Detailed ways

The technical solutions of the present utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals refer to the same or similar parts. The following description of the embodiments of the present utility model with reference to the accompanying drawings is intended to explain the general utility model concept of the present utility model, and should not be construed as a limitation to the present utility model.

Furthermore, in the following detailed description, for convenience of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. Obviously, however, one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagram form in order to simplify the drawings.

According to a general technical concept of the present invention, a shielding connector for a high-voltage connector is provided, comprising: a body part, which has opposite first and second surfaces and is suitable for being inserted into an inner housing; a resilient arm connected to the body member and projecting outwardly from the first surface of the body member; and a second resilient arm connected to the body member and projecting outwardly from the second surface of the body member In addition, the first elastic arm and the second elastic arm are suitable for elastic electrical contact with the two cable shielding sleeves installed on the inner casing respectively.

FIG. 1 shows an exploded schematic view of a high voltage connector according to an exemplary embodiment of the present invention. FIG. 2 shows an assembly schematic diagram of the electromagnetic shielding assembly and the inner housing 10 according to an exemplary embodiment of the present invention. FIG. 3 shows an assembly schematic diagram of the shielding connector 21 , the cable shielding sleeve 22 and the inner casing 10 according to an exemplary embodiment of the present invention. FIG. 4 shows an exploded schematic view of the shielding connector 21 , the cable shielding sleeve 22 and the inner casing 10 according to an exemplary embodiment of the present invention.

As shown in FIGS. 1 to 4 , in the illustrated embodiment, the high-voltage connector includes an inner casing 10 , an outer casing 30 , a shielding connector 21 , a cable shielding sleeve 22 , a shielding casing 23 and a cable (not shown). icon). The shielding shell 23 is fitted on the inner casing 10, the outer casing 30 is fitted on the shielding casing 23, one end of the cable shielding casing 22 is fitted on the plug portion 11 of the inner casing 10, and the other end of the cable shielding casing 22 is crimped onto the cable shield.

FIG. 5 shows a schematic perspective view of the shielding connector 21 according to an exemplary embodiment of the present invention.

As shown in FIG. 1 to FIG. 5 , in the illustrated embodiment, the shielding connecting member 21 mainly includes: a body member 210 , a first elastic arm 211 and a second elastic arm 212 . The body piece 210 has opposing first and second surfaces, and the body piece 210 is adapted to be inserted onto the inner housing 10 . The first elastic arm 211 is connected to the body member 210 and protrudes outward from the first surface of the body member 210 . The second elastic arm 212 is connected to the body member 210 and protrudes outward from the second surface of the body member 210 .

FIG. 6 shows a schematic diagram of the assembly of the shielding connector 21 and the inner casing 10 according to an exemplary embodiment of the present invention; FIG. 7 shows the assembled shielding connector 21 and the cable shielding sleeve 22 shown in FIG. 3 . and a longitudinal cross-sectional view of the inner housing 10.

As shown in FIG. 1 to FIG. 7 , in the illustrated embodiment, the first elastic arm 211 and the second elastic arm 212 of the shielding connector 21 are adapted to cooperate with the two cable shielding sleeves installed on the inner housing 10 22 are respectively elastically electrically contacted.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the first elastic arm 211 is an arch-shaped bridge elastic arm formed on one side of the body member 210 , and two ends of the first elastic arm 211 are connected respectively to the body piece 210 . Similarly, as shown in FIGS. 1 to 7 , the second elastic arm 212 is an arch-shaped bridge elastic arm formed on the other side of the body member 210 , and both ends of the second elastic arm 212 are respectively connected to the body member 210 . .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the body member 210 has a fixed end 213 adapted to be inserted into the slot 13 of the inner casing 10 . Elastic locking pieces 214 are respectively formed on two sides of the fixed end 213 of the body member 210 . The elastic locking pieces 214 are adapted to be snapped into the locking grooves 14 of the inner casing 10 to lock the shielding connector 21 . onto the inner housing 10.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the elastic locking piece 214 on one side of the body member 210 extends obliquely outward from the first surface of the body member 210 . The elastic locking piece 214 on the other side of the body member 210 extends obliquely outward from the second surface of the body member 210 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the shielding connector 21 is a one-piece stamped and formed piece formed by stamping a single sheet of material. In this way, the manufacturing cost can be reduced and the manufacturing efficiency can be improved. However, the present invention is not limited to this, and the shielding connector 21 may also be a machined part.

As shown in FIG. 1 to FIG. 7 , in an exemplary embodiment of the present invention, an electromagnetic shielding assembly is also disclosed. The electromagnetic shielding assembly includes: two cable shielding sleeves 22 and the aforementioned shielding connector 21 . The two cable shielding sleeves 22 are used for electrical connection with the shielding layers of the two cables respectively. The shielding connector 21 is adapted to be clamped between the two cable shielding sleeves 22 to electrically connect the two cable shielding sleeves 22 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the electromagnetic shielding assembly further includes a shielding shell 23 . The shielding shell 23 has an opposite first port and a second port, and a plurality of first elastic pieces 231 protruding toward the inside of the first port are formed on the peripheral wall of the first port of the shielding shell 23 . One end 221 (the left end in the figure) of the two cable shielding sleeves 22 is accommodated in the first port of the shielding shell 23 , and the plurality of first elastic pieces 231 are adapted to elastically and electrically contact the outer walls of the two cable shielding sleeves 22 .

As shown in FIG. 1 to FIG. 7 , in the illustrated embodiment, the other end 222 (the right end in the figure) of the cable shielding sleeve 22 is suitable for crimping on the shielding layer of the cable, and the shielding layer of the cable passes through The cable shielding sleeve 22 is electrically connected to the shielding case 23 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the shielding connector 21 is adapted to be inserted into the inner casing 10 , and one end 221 of the cable shielding sleeve 22 is adapted to be inserted into the inner casing 10 . On the plug portion 11 , the shielding shell 23 is suitable for being fitted over the inner casing 10 and one end 221 of the cable shielding sleeve 22 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, a plurality of second elastic pieces 232 protruding toward the inside of the second port are formed on the peripheral wall of the second port of the shielding shell 23 . The elastic piece 232 is adapted to be in elastic electrical contact with the outer wall of the counterpart shielding shell (not shown) inserted into the second port of the shielding shell 23 .

As shown in FIGS. 1 to 7 , in an exemplary embodiment of the present invention, a high-voltage connector is also disclosed. The high-voltage connector includes: an inner housing 10 and the aforementioned electromagnetic shielding assembly. The electromagnetic shielding assembly is mounted on the inner housing 10 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the high-voltage connector further includes a cable (not shown), and one end of the cable passes through the cable shielding sleeve 22 and extends into the inner housing 10 . One end 221 of the cable shielding sleeve 22 is sheathed on the inner casing 10, and the other end 222 is crimped on the shielding layer of the cable.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the high-voltage connector further includes an outer housing 30 . The electromagnetic shielding assemblies 21 , 22 , 23 and the inner case 10 are accommodated in the outer case 30 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the high-voltage connector further includes terminals (not shown). The terminals are arranged in the inner housing 10 , one end of the terminals is electrically connected with the cable extending into the inner housing 10 , and the other end is used for mating with a mating terminal in a mating high-voltage connector (not shown).

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the inner housing 10 has two plug parts 11 with a gap 12 between the two plug parts 11 . The shield connector 21 is inserted into the gap 12 of the inner housing 10 . One end 221 of the two cable shielding sleeves 22 is sleeved on the two plug parts 11 respectively, and the shielding connector 21 is clamped between the side walls of the two cable shielding sleeves 22 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, a raised rib 11 a is formed on the outer side wall of the plug portion 11 facing away from the shielding connector 21 , and the raised rib 11 a abuts against the cable shielding sleeve 22 , so that the cable shielding sleeve 22 is offset by a predetermined distance relative to the shielding connector 21 toward the side away from the shielding connector 21 , so as to prevent the cable shielding sleeve 22 from touching the end portion 215 of the shielding connector 21 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, a slot 13 is formed on the middle part of the inner casing 10 at the bottom of the gap 12 , and the fixed end 213 of the shielding connector 21 is inserted into in slot 13. The first elastic arm 211 and the second elastic arm 212 of the shielding connector 21 are accommodated in the gap 12 and are respectively in elastic electrical contact with the two cable shielding sleeves 22 .

As shown in FIG. 1 to FIG. 7 , in the illustrated embodiment, the inner casing 10 is further formed with a card slot 14 that cooperates with the elastic locking piece 214 on the shielding connector 21 . The card slot 14 and the slot 13 Connected, the elastic locking piece 214 on the shielding connector 21 is locked into the card slot 14 . In this way, the shield connector 21 can be fixed to the inner housing 10 .

Those skilled in the art can understand that the above-described embodiments are all exemplary, and those skilled in the art can make improvements thereto, and the structures described in the various embodiments do not conflict in terms of structures or principles It can be freely combined under the circumstance of the present invention, and these changes should fall within the protection scope of the present invention.

Although the present invention is described with reference to the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to illustrate the preferred embodiments of the present invention, and should not be construed as a limitation of the present invention.

Although some embodiments of the present general inventive concept have been shown and described, those of ordinary skill in the art will appreciate that changes may be made to these embodiments without departing from the principles and spirit of the present general inventive concept , the scope of the present invention is defined by the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. Furthermore, any element numbers in the claims should not be construed as limiting the scope of the invention.

Claims (18)

1. A shielding connector for a high-voltage connector, characterized in that, comprising: a body member having opposing first and second surfaces and adapted to be inserted into the inner housing; a first resilient arm connected to the body member and projecting outwardly from the first surface of the body member; and a second elastic arm connected to the body member and protruding outwardly from the second surface of the body member, The first elastic arm and the second elastic arm are adapted to be in elastic electrical contact with the two cable shielding sleeves mounted on the inner housing, respectively. 2. The shielding connector for a high-voltage connector according to claim 1, characterized in that: The first elastic arm is an arched bridge-type elastic arm formed on one side of the body member, and both ends of the first elastic arm are respectively connected to the body member; and/or The second elastic arm is an arch-shaped bridge elastic arm formed on the other side of the body member, and both ends of the second elastic arm are respectively connected to the body member. 3. The shielding connector for a high-voltage connector according to claim 1, wherein: the body part has a fixed end adapted to be inserted into the slot of the inner casing; Elastic locking pieces are respectively formed on two sides of the fixed end of the body member, and the elastic locking pieces are suitable for being snapped into the locking grooves of the inner casing to lock the shielding connector. onto the inner casing. 4. The shielding connector for a high-voltage connector according to claim 3, wherein: The elastic locking piece on one side of the body member extends obliquely outward from the first surface of the body member; and/or The elastic locking piece on the other side of the body member extends obliquely outward from the second surface of the body member. 5. The shielding connector for a high-voltage connector according to any one of claims 1-4, characterized in that: The shielding connector is a one-piece stamping and forming part formed by stamping a single sheet of material. 6. A high-voltage connector, characterized in that, comprising: inner shell; a shield shell disposed outside the inner shell and having opposing first and second ports; and The shield connector of any one of claims 1 to 5, mounted on the inner housing. 7. The high-voltage connector according to claim 6, further comprising: The two cable shielding sleeves are used for electrical connection with the shielding layers of the two cables respectively, A part of the shielding connector is adapted to be disposed between the two cable shielding sleeves, and the first elastic arm and the second elastic arm of the shielding connector are adapted to respectively contact and electrically connect the two wires cable shield. 8. The high-voltage connector according to claim 7, characterized in that: A plurality of first elastic pieces protruding toward the inside of the first port are formed on the peripheral wall of the first port of the shielding shell, One end of the two cable shielding sleeves is accommodated in the first port of the shielding shell, and the plurality of first elastic pieces are adapted to be in elastic electrical contact with the outer walls of the two cable shielding sleeves. 9. The high-voltage connector according to claim 8, characterized in that: The other end of the cable shielding sleeve is suitable for crimping on the shielding layer of the cable, and the shielding layer of the cable is electrically connected to the shielding shell via the cable shielding sleeve. 10. The high-voltage connector according to claim 9, characterized in that: The shielding connector is adapted to be inserted into the inner housing, the one end of the cable shielding sleeve is adapted to be sleeved on the plug portion of the inner housing, and the shielding shell is adapted to be sleeved onto the inner housing. on the inner casing and the one end of the cable shielding sleeve. 11. The high-voltage connector according to claim 8, characterized in that: A plurality of second elastic pieces protruding toward the inside of the second port are formed on the peripheral wall of the second port of the shielding shell, and the plurality of second elastic pieces are adapted to be inserted into the second port of the shielding shell The outer wall of the mating shield shell in the elastic electrical contact. 12. The high-voltage connector according to any one of claims 7-11, further comprising: One end of the two cables respectively passes through the two cable shielding sleeves and extends into the inner casing, and the cable shielding sleeves are crimped on the shielding layers of the cables. 13. The high-voltage connector according to any one of claims 7-11, further comprising: An outer casing, the shielding connector, the cable shielding sleeve, the shielding shell and the inner casing are accommodated in the outer casing. 14. The high-voltage connector of claim 11, further comprising: The terminal is arranged in the inner housing, one end of which is electrically connected with the cable extending into the inner housing, and the other end is used for mating with the mating terminal in the mating high-voltage connector. 15. The high-voltage connector according to any one of claims 7-11, characterized in that: the inner housing has two plug parts with a gap therebetween, and the shielding connector is inserted into the gap of the inner housing; One ends of the two cable shielding sleeves are respectively sheathed on the two plug parts, and the shielding connector is clamped between the side walls of the two cable shielding sleeves. 16. The high-voltage connector of claim 15, wherein: A protruding rib is formed on the outer side wall of the plug portion facing away from the shielding connector, and the protruding rib is pressed against the inner wall of the cable shielding sleeve, so that the cable shielding sleeve is relatively The shielding connector is offset by a predetermined distance toward the side away from the shielding connector, so as to prevent the cable shielding sleeve from touching the end of the shielding connector. 17. The high-voltage connector of claim 15, wherein: A slot is formed on the middle part of the inner casing at the bottom of the gap, and the fixed end of the shielding connector is inserted into the slot; The first elastic arm and the second elastic arm of the shielding connector are accommodated in the gap and are respectively in elastic electrical contact with the two cable shielding sleeves. 18. The high-voltage connector of claim 17, wherein: The inner casing is further formed with a snap groove that cooperates with the elastic locking piece on the shielding connecting piece, and the elastic locking piece on the shielding connecting piece is locked into the snapping slot.

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