CN111384645B

CN111384645B - Electrical connector and connector assembly

Info

Publication number: CN111384645B
Application number: CN201811652654.7A
Authority: CN
Inventors: 何家勇; 赵光明; 张志成; 李前金
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2022-04-08
Anticipated expiration: 2038-12-28
Also published as: CN111384645A

Abstract

An electrical connector and connector assembly are disclosed. The electrical connector is adapted for electrical connection to a cable and includes: a fixing member including a receiving portion extending in an axial direction of the electrical connector, an end portion of the cable extending from a rear end of the receiving portion into the receiving portion; an end connector accommodated in the front end of the accommodating portion and including a rear end adapted to be electrically connected to an end of the cable and a front end fitted with a mating connector; and a first shielding sleeve adapted to cover at least a portion of the exposed braided shielding wires of the cable and the end connector. The conductors of the cable are electrically connected to the end connector, simplifying the operation of connecting the conductors and reducing the number of parts; the electromagnetic shielding effect on the exposed portions of the end connector and the cable can be improved.

Description

Electrical connector and connector assembly

Technical Field

At least one embodiment of the present disclosure relates to an electrical connector, and more particularly, to an electrical connector for connecting a cable and a connector assembly including the same.

Background

In the prior art, circular electrical connectors for communication equipment, instrumentation, control equipment, and electrical equipment generally include an insulative body, conductive terminals retained in the insulative body, a metal shell fitted over the insulative body, and cables electrically connected to the conductive terminals. The wires of the cable may extend into the metal housing from one end of the metal housing and electrically connect with the conductive terminals in the metal housing.

In order to ensure the electromagnetic shielding effect of the electrical connector, multiple parts of the cable are generally required to be shielded, and the connection structure between the conductor of the cable and the conductive terminal is complex, thereby increasing the complexity of wiring.

Disclosure of Invention

An object of the present disclosure is to solve at least one aspect of the above problems and disadvantages in the related art.

According to one aspect of the present disclosure, an electrical connector is provided that is adapted to electrically connect to a cable. The electrical connector includes: a fixing member including a receiving portion extending in an axial direction of the electrical connector, an end portion of the cable extending from a rear end of the receiving portion into the receiving portion; an end connector received in the front end of the receiving portion and including a rear end adapted to be electrically connected to an end of the cable and a front end for mating with a mating connector; and a first shielding sleeve adapted to cover at least a portion of the exposed braided shielding wires of the cable and the end connector.

According to an embodiment of the disclosure, the rear end of the first shielding sleeve covering the braided shielding wire is provided with a plurality of radially inwardly bent first resilient arms adapted to be in resilient contact with the braided shielding wire.

According to an embodiment of the present disclosure, a tip of the first elastic arm is formed in an arc structure to be in smooth contact with the braided shield wire.

According to an embodiment of the present disclosure, the end connector includes: an insulating body accommodated in the front end of the accommodating portion and provided with at least one accommodating passage; at least one conductive terminal, fix respectively in the holding channel of insulator, every conductive terminal includes: the cable connector comprises a first connecting part suitable for being electrically connected with a conductor of the cable and a second connecting part electrically connected with the first connecting part.

According to an embodiment of the present disclosure, the fixing assembly includes: a main cylinder in which an accommodating part into which the cable is inserted from a rear end of the accommodating part is formed.

According to an embodiment of the present disclosure, the fixing assembly further comprises: a rotatable sleeve rotatably coupled to a rear end of the main cylinder to fix the cable in the receiving part.

According to an embodiment of the present disclosure, the fixing assembly further comprises: a fixing sleeve provided with a first protrusion portion protruding radially outward on an outer wall thereof, the first protrusion portion abutting against a rear end of the accommodating portion such that the fixing sleeve is partially inserted into the accommodating portion; the rotatable sleeve retains the cable in the receptacle by squeezing the fixed sleeve.

According to an embodiment of the present disclosure, the inner wall of the fixing sleeve is provided with a second protrusion protruding inward radially inward.

According to an embodiment of the present disclosure, the fixing assembly further comprises: and the telescopic ring is sleeved on the part of the fixed sleeve extending out of the accommodating part so as to extrude the fixed sleeve along with the rotation of the rotatable sleeve.

According to an embodiment of the present disclosure, the insulation body includes: at least one first receiving channel adapted to receive an exposed conductor of the cable such that the conductor is electrically connected with a first connecting portion of a conductive terminal mounted in the first receiving channel; and at least one second receiving channel adapted to receive a mating terminal of the mating connector such that the mating terminal is electrically connected with the second connecting portion of the conductive terminal mounted in the second receiving channel.

According to an embodiment of the present disclosure, the insulating body further includes a clamping mechanism, the clamping mechanism having: a release state allowing insertion of a conductor of the cable into the first receiving channel, and a retention state retaining the conductor in the first receiving channel.

According to an embodiment of the present disclosure, the clamping mechanism comprises: a body portion having one end pivotally connected to a side wall of the first receiving channel such that the clamping mechanism is rotatable relative to the first receiving channel to a released state and a retained state; and at least one gripping protrusion protruding from a side of the main body portion toward the first receiving channel to grip a conductor of a cable inserted into the first receiving channel when the gripping mechanism is in a holding state.

According to an embodiment of the present disclosure, the first connection portion of the conductive terminal includes a bent portion that is elastically deformed against a pressure of the clamping mechanism.

According to an embodiment of the present disclosure, the second connecting portion of the conductive terminal includes a pair of resilient arms adapted to grip a mating terminal of the mating connector inserted into the second receiving channel.

According to an embodiment of the present disclosure, a pair of elastic pressing arms are further provided in the second receiving passage, the elastic pressing arms being respectively provided at outer sides of the elastic arms to increase a clamping force of the elastic arms.

According to an embodiment of the present disclosure, two second receiving channels are provided, and a fool-proof groove is provided between outer walls of the two second receiving channels to prevent the electrical connector and the mating connector from being combined in a wrong posture.

According to an embodiment of the present disclosure, the electrical connector further comprises a locking mechanism adapted to lock the electrical connector and the mating connector joined together to prevent the electrical connector from being disengaged from the mating connector.

According to an embodiment of the present disclosure, the locking mechanism includes: a pair of bases rotatably mounted on the insulating body by a pivot; a pair of driving parts respectively connected to the first ends of the base parts so as to drive the base parts to rotate relative to the insulating body; and a pair of locking hooks respectively connected to second ends of the base opposite to the first ends and adapted to be coupled to locking protrusions of a mating connector.

According to an embodiment of another aspect of the present disclosure, there is provided a connector assembly including: an electrical connector as in any of the above embodiments; and a mating connector. The mating connector includes: the insulating body is matched and combined with the fixing component; and at least one mating terminal mounted in the mating insulative body, a front end of each mating terminal protruding from the mating insulative body, and a rear end of the mating terminal inserted into an end connector of the electrical connector to be electrically connected with the electrical connector.

According to an embodiment of the present disclosure, the connector assembly further comprises a locking mechanism adapted to lock the electrical connector and the mating connector joined together to prevent the electrical connector from being disengaged from the mating connector.

According to an embodiment of the present disclosure, the locking mechanism includes: a pair of bases rotatably mounted on the insulating body by a pivot; a pair of driving parts respectively connected to the first ends of the base parts so as to drive the base parts to rotate relative to the insulating body; and a pair of locking hooks respectively connected to second ends of the base opposite to the first ends, the mating insulating body being provided on an outer wall thereof with locking protrusions, the locking hooks being adapted to be coupled to the locking protrusions of the mating connector.

According to an embodiment of the present disclosure, the mating insulator body includes: an outer case having a rear end connected to an outer side of a front end of the insulating main body; and an inner housing mounted to the outer housing and protruding from a front end of the outer housing, the mating terminal being mounted on the inner housing. The mating connector further comprises a second shielding sleeve covering the outside of the inner housing in the axial direction, and a rear end of the second shielding sleeve is adapted to at least partially overlap with a front end of the first shielding sleeve.

According to an embodiment of the disclosure, the rear end of the second shielding sleeve is provided with a plurality of radially outwardly bent second resilient arms adapted to resiliently contact the inner wall of the first shielding sleeve.

According to an embodiment of the present disclosure, the front end of the outer housing is provided with a flange, the connector assembly further includes a mounting panel on which the flange is mounted, and the front end of the inner housing passes through the through hole of the mounting panel to protrude.

According to an embodiment of the present disclosure, the front end of the second shielding sleeve is provided with a plurality of third elastic arms bent radially outward, the third elastic arms being adapted to elastically contact with an inner wall of the through hole of the mounting panel.

In the foregoing respective exemplary embodiments according to the present disclosure, the conductor of the cable is electrically connected to the end connector, simplifying the operation of connecting the conductor and reducing the number of parts; the electromagnetic shielding effect on the exposed portions of the end connector and the cable can be improved.

Other objects and advantages of the present disclosure will become apparent from the following description of the disclosure, which is made with reference to the accompanying drawings, and can assist in a comprehensive understanding of the disclosure.

Drawings

Fig. 1 shows a perspective schematic view of a connector assembly according to an example embodiment of the present disclosure;

FIG. 2 shows a longitudinal cross-sectional view of the connector assembly shown in FIG. 1;

FIG. 3 shows an exploded view of the connector assembly shown in FIG. 1;

fig. 4 shows a perspective schematic view of a mating connector according to an exemplary embodiment of the present disclosure;

FIG. 5 shows an exploded view of the mating connector of FIG. 1;

FIG. 6 shows a further exploded view of the mating connector of FIG. 1;

fig. 7 shows a perspective schematic view of an electrical connector according to an exemplary embodiment of the present disclosure;

fig. 8 shows a longitudinal cross-sectional view of the electrical connector shown in fig. 7;

FIG. 9 is an enlarged view of portion A of FIG. 8;

fig. 10 shows a schematic perspective view of an end connector and a locking mechanism of an electrical connector according to an exemplary embodiment of the present disclosure;

fig. 11 shows a schematic perspective view of a main barrel and a first shielding sleeve of an electrical connector according to an exemplary embodiment of the present disclosure;

fig. 12 shows a perspective view of a fixed sleeve, a retractable ring and a rotatable sleeve of an electrical connector according to an exemplary embodiment of the present disclosure;

fig. 13 shows an assembly schematic of a mounting panel, a first shielding sleeve, a second shielding sleeve and a cable of a connector assembly according to an exemplary embodiment of the present disclosure;

FIG. 14 shows a perspective view of the securing assembly and cable;

FIG. 15 is a perspective view of the cable connected to the end connector with the release mechanism of the end connector in a released state;

FIG. 16 is a perspective view of a cable connected to an end connector with a release mechanism of the end connector in a hold state;

FIG. 17 shows a perspective view of the end connector shown in FIG. 10;

FIG. 18 shows a longitudinal cross-sectional view of the end connector shown in FIG. 17;

FIG. 19 shows a longitudinal cross-sectional view of a cable connected to the end connector with the release mechanism of the end connector in a released state;

FIG. 20 shows a longitudinal cross-sectional view of a cable connected to the end connector with the release mechanism of the end connector in a hold state;

fig. 21 shows a perspective view of the first shielding sleeve shown in fig. 11;

fig. 22 shows a side view of the rear end of the first shield sleeve shown in fig. 21;

fig. 23 shows a longitudinal cross-sectional view of the first shielding sleeve shown in fig. 21;

fig. 24 is an enlarged view of portion B of fig. 23;

fig. 25 shows a schematic perspective view of a second shielding sleeve according to an exemplary embodiment of the present disclosure;

fig. 26 shows a top view of the second shielding sleeve shown in fig. 25; and

fig. 27 shows a longitudinal cross-sectional exploded schematic view of a first shielding sleeve and a mating connector according to an exemplary embodiment of the present disclosure;

Detailed Description

The technical solution of the present disclosure is further specifically described below by way of examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the present disclosure with reference to the accompanying drawings is intended to explain the general inventive concept of the present disclosure and should not be construed as limiting the present disclosure.

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

According to one general inventive concept of the present disclosure, there is provided an electrical connector adapted to be electrically connected to a cable, including: a fixing member including a receiving portion extending in an axial direction of the electrical connector, an end portion of the cable extending from a rear end of the receiving portion into the receiving portion; an end connector accommodated in the front end of the accommodating portion and including a rear end adapted to be electrically connected to an end of the cable and a front end fitted with a mating connector; and a first shielding sleeve adapted to cover at least a portion of the exposed braided shielding wires of the cable and the end connector.

According to another general inventive concept of the present disclosure, there is provided a connector assembly including: the above-mentioned electric connector; and a mating connector. The mating connector includes: the insulating body is matched and combined with the fixing component; and at least one mating terminal mounted in the mating insulative body, a front end of each mating terminal protruding from the mating insulative body, and a rear end of the mating terminal inserted into an end connector of the electrical connector to be electrically connected with the electrical connector.

The electrical connector and the connector assembly according to the embodiments of the present disclosure may be applied to electrical devices such as communication devices, instruments, control devices, and the like, to supply power to the electrical devices. The electrical connector may be configured as a plug-type circular electrical connector and be plugged into a receptacle electrical connector mounted on an electrical appliance.

Fig. 1 shows a perspective schematic view of an electrical connector according to one exemplary embodiment of the present disclosure.

As shown in fig. 1, an electrical connector 19 according to an exemplary embodiment of the present disclosure, a connector assembly 10, comprising: an electrical connector 100 and a mating connector 300.

FIG. 2 shows a longitudinal cross-sectional view of the connector assembly shown in FIG. 1; FIG. 3 shows an exploded view of the connector assembly shown in FIG. 1; fig. 7 shows a perspective schematic view of an electrical connector according to an exemplary embodiment of the present disclosure; fig. 8 shows a longitudinal cross-sectional view of the electrical connector shown in fig. 7; fig. 9 is an enlarged view of a portion a in fig. 8.

For ease of understanding, in the following description, one end (right end in fig. 9) of the electrical connector or connector assembly, and its constituent parts, into which the cable 200 is inserted is referred to as a rear end, and the other end (left end in fig. 9) is referred to as a front end).

As shown in fig. 1-3, 7 and 8, an electrical connector 100 according to an exemplary embodiment of the present disclosure is adapted for electrical connection with a cable 200, having a generally circular outer profile and comprising: a fixing assembly 1, an end connector 10 and a first shielding sleeve 4.

Fig. 14 shows a perspective view of the securing assembly and cable.

As shown in fig. 14, the cable 200 has an outer sheath 202, two wires are provided in the outer sheath 202, and a braided shield wire 203 is provided between the wires and the outer sheath. Each wire includes a conductor 201 and an inner jacket 204 that covers the exterior of the conductor. When connecting the cable 200, the outer sheath 202 of one end of the cable is partially removed, exposing the braided shield wire 203; then partially cutting off the exposed braided shielding wire to expose two wires; the inner sheath 204 of each wire is then cut away, exposing the conductors 201.

As shown in fig. 1-3, 7-9, in one embodiment, the fixation assembly 1 comprises: one accommodating portion 12 extending in the axial direction of the electrical connector 100, into which accommodating portion 12 the end of the cable 200 to be connected extends from the rear end (right end in fig. 8) of the accommodating portion 12; an end connector 10 accommodated in the front end of the accommodating portion 12 and including a rear end adapted to be electrically connected to the end of the cable 200 and a front end fitted with a fitting connector 300; and a first shielding sleeve 4 made of a metal material such as copper, stainless steel or the like, adapted to cover at least a portion of the exposed braided shield wire 203 of the cable 200 and the end connector 10. For example the first shielding sleeve 4 covers the entire outside of the end connector 10. In this way, the portion of the conductive terminal 3 fixed in the insulating body 2 from the outer sheath 202, a portion of which is not cut off, of the cable 200 is continuously covered by the first shielding sleeve, thereby improving the electromagnetic shielding effect on the end connector 10 and the exposed portion of the cable 200.

Fig. 4 shows a perspective schematic view of a mating connector according to an exemplary embodiment of the present disclosure; FIG. 5 shows an exploded view of the mating connector of FIG. 1; fig. 6 shows a further exploded view of the mating connector of fig. 1.

As shown in fig. 1-6, the mating connector 300 includes: a mating insulator body 301 coupled to the fixing member 1; and at least one mating terminal 302, the mating terminal 302 being mounted in a mating insulative body 301, a front end of each mating terminal 302 protruding from the mating insulative body to be electrically connected with a conductive terminal in a mounting base electrical equipment, a rear end of the mating terminal 302 being inserted into the end connector 10 of the electrical connector 100 to be electrically connected with the electrical connector 100. The conductor 201 of the cable 200 is electrically connected to the end connector 10 of the electrical connector 100, the end connector 10 is electrically connected to the mating terminal of the mating connector 300, and the mating connector 300 is electrically connected to the conductive terminal of the electrical device, so that power or an electrical signal is supplied to the electrical device through the cable 200.

FIG. 17 shows a perspective view of the end connector shown in FIG. 10; FIG. 18 shows a longitudinal cross-sectional view of the end connector shown in FIG. 17; FIG. 19 shows a longitudinal cross-sectional view of a cable connected to the end connector with the release mechanism of the end connector in a released state; fig. 20 shows a longitudinal cross-sectional view of a cable connected to an end connector with the release mechanism of the end connector in a hold state.

In an exemplary continuous embodiment, as shown in fig. 8, 9, 17-20, the end connector 10 includes: an insulating body 2, for example made of plastic material, and at least one conductive terminal 3. The insulating body 2 is housed in the front end of said housing 12 and is provided with at least one housing channel 21; the conductive terminals 3 are respectively fixed in the containing channels 21 of the insulating body 2, each of which comprises: a first connection portion 31 adapted to be electrically connected to the conductor 201 of the cable, and a second connection portion 32 electrically connected to the first connection portion 31.

Fig. 13 shows an assembly schematic of a mounting panel, a first shielding sleeve, a second shielding sleeve and a cable of a connector assembly according to an exemplary embodiment of the present disclosure; fig. 21 shows a perspective view of the first shielding sleeve shown in fig. 11; fig. 22 shows a side view of the rear end of the first shield sleeve shown in fig. 21; fig. 23 shows a longitudinal cross-sectional view of the first shielding sleeve shown in fig. 21; fig. 24 is an enlarged schematic view of a portion B in fig. 23.

As shown in fig. 8, 9, 13, 21-24, in an exemplary embodiment, the rear end (right end in fig. 23) of the first shielding sleeve 4 covering the braided shielding wires 203 of the cable 200 is provided with a plurality of radially inwardly bent first resilient arms 41, the first resilient arms 41 being adapted to be in resilient contact with the braided shielding wires 203. Thus, the shielding effect of the braided shield wire 203 can be improved.

Further, the tip of the first elastic arm 41 is formed into an arc structure 42 to be in smooth contact with the braided shield wire 203.

Fig. 11 shows a perspective view of a main barrel and a first shielding sleeve of an electrical connector according to an exemplary embodiment of the present disclosure.

As shown in fig. 2, 3, 8 and 11, in one embodiment, the fixing assembly 1 comprises: a cylindrical main cylinder 11, the housing 12 being formed in the main cylinder 11, the end of the cable 200 to be connected being inserted into the housing 12 from the rear end of the housing 12.

Fig. 12 shows a perspective view of a fixed sleeve, a retractable ring and a rotatable sleeve of an electrical connector according to an exemplary embodiment of the present disclosure.

As shown in fig. 2, 3, 8 and 12, in one embodiment, the fixing assembly 1 further includes a rotatable sleeve 15, the rotatable sleeve 15 being rotatably coupled to the rear end of the main cylinder 11 by a screw 112 to fix the cable 200 in the receiving portion 12.

In one embodiment, the fixing assembly 1 further includes a fixing sleeve 14, and a first protrusion 143 protruding radially outward is provided on an outer wall of the fixing sleeve 14. The first protrusion 143 abuts against the rear end of the receiving portion 12 so that the fixing sleeve 14 is partially inserted into the receiving portion 12. In this way, the fixing sleeve 14 is divided into a first portion 141 located in the housing 12 and a second portion 142 located outside the housing 12. The rotatable sleeve 15 retains the cable 200 in the housing 12 by squeezing the fixed sleeve 14.

In one embodiment, as shown in fig. 2, the inner wall of the fixing sleeve 14 is provided with a second protrusion 144 protruding inward and radially inward. The fixing sleeve 14 can firmly hold the cable 200 in the fixing assembly 1 by the second protrusions 144.

As shown in fig. 2, 3, 8 and 12, in one embodiment, the fixation assembly 1 further comprises: a retractable ring 13, the retractable ring 13 being fitted over the second portion 142 of the protruding receiving portion 12 of the fixed sleeve 14 to press the fixed sleeve 14 with the rotation of the rotatable sleeve 15. The rear end of the telescopic ring 13 is provided with a plurality of slots which facilitate the contraction of the end of the telescopic ring upon receipt of an external compression, thereby more securely retaining the cable in the fixing assembly.

In an exemplary continuous embodiment, as shown in fig. 2, 8, 9, 17-20, the dielectric body 2 of the high electrical connector 10 comprises: at least one first receiving channel 21 and at least one second receiving channel 22. The first receiving channel 21 is located at the rear and is adapted to receive the exposed conductor 201 of the cable 200 such that the conductor 201 is electrically connected to the first connecting portion 31 of the conductive terminal 3 mounted in the first receiving channel 21. The second receiving channel 22 is located at the front and is adapted to receive the mating terminal 302 of the mating connector 300 such that the mating terminal 302 is electrically connected with the second connecting portion of the conductive terminal mounted in the second receiving channel.

FIG. 15 is a perspective view of the cable connected to the end connector with the release mechanism of the end connector in a released state; fig. 16 shows a perspective view of a cable connected to an end connector with a release mechanism of the end connector in a hold state.

In an exemplary continuous embodiment, as shown in fig. 2, 8, 9, 15-20, the insulative housing 10 further includes a clamping mechanism 23, the clamping mechanism 23 having: a release state allowing the conductor 201 of the cable 200 to be inserted into the first receiving passage 21, and a holding state holding the conductor 200 in the first receiving passage 21.

In an exemplary continuous embodiment, the clamping mechanism 23 comprises: a main body portion 231 and at least one catching protrusion 232. One end of the body portion 231 is pivotably connected to a side wall of the first receiving passage 21 so that the gripper mechanism 23 can be rotated to a released state and a held state with respect to the first receiving passage 21. A gripping projection 232 projects from a side of the body portion 231 toward the first receiving channel 21 to grip the conductor 201 of the cable 200 inserted into the first receiving channel 21 when the gripping mechanism 23 is in a holding state. In this way, the conductor 201 of the cable 200 can be securely held in the first receiving channel 21.

In an exemplary continuous embodiment, as shown in fig. 19 and 20, the first connection portion 31 of the conductive terminal 3 comprises a bent portion that is elastically deformed against the pressure of the clamping mechanism. In this way, when the clamping mechanism 23 is in the holding state, the conductor 201 of the cable 200 is in close electrical contact with the first connection portion 31 of the conductive terminal 3 while the conductor 201 of the cable 200 is securely held in the first receiving channel 21.

In an exemplary continuous embodiment, as shown in fig. 9 and 17-20, the second connecting portion 32 of the conductive terminal 3 includes a pair of resilient arms 321, and the resilient arms 321 are adapted to grip the mating terminal 302 of the mating connector 300 inserted into the second receiving channel 22 of the insulative housing 2, so as to electrically connect the electrical connector 100 with the mating connector 300.

In an exemplary continuous embodiment, a pair of elastic pressing arms 232 are further disposed in the second receiving channel 22, and the elastic pressing arms 232 are respectively disposed at the outer sides of the elastic arms 231 to increase the clamping force of the elastic arms 321, so as to maintain the conductive terminals 3 of the electrical connector in close electrical contact with the mating terminals 302 of the mating connector.

In an exemplary continuous embodiment, shown in fig. 17, the insulative housing 2 is provided with two second receiving channels 22, and a fool-proof groove 24 is provided between the outer walls of the two second receiving channels 22 to prevent the electrical connector 100 from being combined with the mating connector 300 in an incorrect posture.

In an exemplary sequential embodiment, as shown in fig. 1, 3, 7 and 10, the connector assembly 400 further includes a locking mechanism 5, the locking mechanism 5 being adapted to lock the electrical connector 100 and the mating connector 300 coupled together to prevent the electrical connector 100 from being disengaged from the mating connector 300.

In one embodiment, the locking mechanism 5 comprises: a pair of bases 51 rotatably mounted on the insulating body 11 by a pivot 111; a pair of driving parts 52 respectively connected to the first ends of the base parts 51 to drive the base parts 51 to rotate relative to the insulating body 11; and a pair of locking hooks 53 respectively coupled to second ends of the base 51 opposite to the first ends. Thus, the locking mechanism 5 has a general "Z" shape. The mating insulative body 301 is provided on an outer wall thereof with locking projections 307, and the locking hooks 53 are adapted to be coupled to the locking projections 307 of the mating connector 300 when the electrical connector 100 and the mating connector are coupled.

In an exemplary continuous embodiment, shown in fig. 1-6, the mating insulative body comprises: an outer housing 303, the rear end of which is connected to the outside of the front end of the insulating body; and an inner housing 304 mounted to the outer housing 303 and protruding from a front end of the outer housing 303, the mating terminal 302 being mounted on the inner housing 304 and partially protruding from the inner housing 304. The mating connector 300 further comprises a second shielding sleeve 305, said second shielding sleeve 305 covering the outside of the inner housing 304 in the axial direction and a rear end of said second shielding sleeve 304 being adapted to at least partially overlap with a front end of the first shielding sleeve 4.

Fig. 27 shows a longitudinal cross-sectional exploded schematic view of a first shielding sleeve and a mating connector according to an exemplary embodiment of the present disclosure.

As shown in fig. 2 and 27, when the electrical connector 100 is coupled with the mating connector 300, the front end of the main cylinder 11 of the electrical connector 100 is partially inserted into the rear end of the outer housing 303 of the mating connector 300, the front end of the insulating main body 10 of the electrical connector 100 is inserted into the rear end of the inner housing 304, and at the same time, the mating terminal 302 protruding from the rear end of the inner housing 304 is inserted into the insulating main body 10 and electrically contacts with the conductive terminal 3 of the electrical connector 100. On the outside of the front end of the main cylinder 11, a sealing ring 6 is provided to increase the sealing between the insulating body 11 and the mating insulating body.

Fig. 25 shows a schematic perspective view of a second shielding sleeve according to an exemplary embodiment of the present disclosure; fig. 26 shows a top view of the second shielding sleeve shown in fig. 25.

In an exemplary continuous embodiment, shown in fig. 4-6 and 25-27, the rear end of the second shielding sleeve 305 is provided with a plurality of radially outwardly bent second resilient arms 3052, said second resilient arms 305 being adapted to resiliently contact the inner wall of the first shielding sleeve 4 via the second resilient arms 3052.

In one embodiment, the front end of the outer housing 303 is provided with a flange 3011, the connector assembly 400 further comprises a mounting panel 306, the flange 3011 is mounted on the mounting panel 306 by a connecting member such as a bolt, and the front end of the inner housing 304 protrudes through the through hole 3061 of the mounting panel 306.

In one embodiment, the front end of the second shielding sleeve 305 is provided with a plurality of radially outwardly bent third resilient arms 3051, and the third resilient arms 3051 are adapted to be resiliently contacted with the inner wall of the through hole 3061 of the mounting panel.

It will be understood by those skilled in the art that the mounting panel 306 and the mating connector 300 may be pre-mounted on the electrical device, then the electrical connector is mounted on the mating connector 300, and then the electrical connector and the mating connector 300 are locked together using the locking mechanism 5. It is also possible to mount the electrical connector on the mating connector 300 in advance, lock the electrical connector and the mating connector 300 together using the locking mechanism 5 to constitute the connector assembly 400, and then mount the connector assembly 400 into the electrical appliance.

According to the electric connector and the connector assembly of the embodiment of the present disclosure, the conductor 201 is fixed in the conductive terminal 3 by the end connector, the operation of connecting the conductor is simplified, and the number of parts is reduced; the electromagnetic shielding effect on the exposed portions of the end connector 10 and the cable 200 can be improved; further increasing the current carrying capacity of the conductors and terminals, for example, to carry currents above 50(a) amps.

The first shield sleeve 4 and the second shield sleeve 305 described above may be made of a material such as copper, or stainless steel. The cable 200 may be circular or rectangular in cross-section.

It will be appreciated by those skilled in the art that the embodiments described above are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle.

While the present disclosure has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of the preferred embodiments of the disclosure, and should not be construed as limiting the disclosure.

Although a few embodiments of the present general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the appended claims and their equivalents.

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

Claims

1. An electrical connector adapted for electrical connection to a cable, comprising:

a fixing member including a receiving portion extending in an axial direction of the electrical connector, an end portion of the cable extending from a rear end of the receiving portion into the receiving portion;

an end connector comprising an insulating body housed in the front end of the housing and provided with at least one housing channel, the end connector having a rear end adapted to be electrically connected to the end of the cable and a front end cooperating with a mating connector; and

a first shielding sleeve adapted to cover at least a portion of the exposed braided shielding wires of the cable and the end connector,

wherein a rear end of the first shielding sleeve covering the braided shielding wire is provided with a plurality of first elastic arms bent radially inward, the first elastic arms being adapted to be in elastic contact with the braided shielding wire,

the fixing assembly includes: a main cylinder in which an accommodating part into which the cable is inserted from a rear end of the accommodating part is formed,

the fixing assembly further comprises: a rotatable sleeve rotatably coupled to a rear end of the main cylinder to fix the cable in the receiving part.

2. The electrical connector of claim 1, wherein the distal end of the first resilient arm forms an arc-shaped structure to make smooth contact with the braided shield wire.

3. The electrical connector of claim 1, wherein the end connector further comprises:

at least one conductive terminal, fix respectively in the holding channel of insulator, every conductive terminal includes: the cable connector comprises a first connecting part suitable for being electrically connected with a conductor of the cable and a second connecting part electrically connected with the first connecting part.

4. The electrical connector of claim 1, wherein the securing assembly further comprises: a fixing sleeve provided with a first protrusion portion protruding radially outward on an outer wall thereof, the first protrusion portion abutting against a rear end of the accommodating portion such that the fixing sleeve is partially inserted into the accommodating portion;

the rotatable sleeve retains the cable in the receptacle by squeezing the fixed sleeve.

5. The electrical connector of claim 4, wherein the inner wall of the fixing sleeve is provided with a second protrusion protruding radially inward.

6. The electrical connector of claim 4, wherein the securing assembly further comprises: and the telescopic ring is sleeved on the part of the fixed sleeve extending out of the accommodating part so as to extrude the fixed sleeve along with the rotation of the rotatable sleeve.

7. The electrical connector of any of claims 1-3, wherein the insulative body comprises:

at least one first receiving channel adapted to receive an exposed conductor of the cable such that the conductor is electrically connected with a first connecting portion of a conductive terminal mounted in the first receiving channel; and

at least one second receiving channel adapted to receive a mating terminal of the mating connector such that the mating terminal is electrically connected with the second connecting portion of the conductive terminal mounted in the second receiving channel.

8. The electrical connector of claim 7, wherein the dielectric body further comprises a clamping mechanism having: a release state allowing insertion of a conductor of the cable into the first receiving channel, and a retention state retaining the conductor in the first receiving channel.

9. The electrical connector of claim 8, wherein the clamping mechanism comprises:

a body portion having one end pivotally connected to a side wall of the first receiving channel such that the clamping mechanism is rotatable relative to the first receiving channel to a released state and a retained state; and

at least one gripping protrusion protruding from a side of the body portion toward the first receiving channel to grip a conductor of a cable inserted into the first receiving channel when the gripping mechanism is in a holding state.

10. The electrical connector of claim 9, wherein the first connection portion of the conductive terminal includes a curved portion that elastically deforms against pressure of the clamping mechanism.

11. The electrical connector of claim 7, wherein the second connecting portion of the conductive terminal includes a pair of resilient arms adapted to grip a mating terminal of the mating connector inserted into the second receiving channel.

12. The electrical connector of claim 11, wherein a pair of resilient pressing arms are further provided in the second receiving channel, the resilient pressing arms being respectively provided at outer sides of the resilient arms to increase a clamping force of the resilient arms.

13. The electrical connector of claim 7, wherein two of the second receiving channels are provided, and a fool-proof groove is provided between outer walls of the two second receiving channels to prevent the electrical connector from being combined with a mating connector in a wrong posture.

14. The electrical connector of any of claims 1-3, further comprising a locking mechanism adapted to lock the electrical connector and a mating connector joined together to prevent the electrical connector from disengaging from the mating connector.

15. The electrical connector of claim 14, wherein the locking mechanism comprises:

a pair of bases rotatably mounted on the insulating body by a pivot;

a pair of driving parts respectively connected to the first ends of the base parts so as to drive the base parts to rotate relative to the insulating body; and

a pair of locking hooks respectively connected to second ends of the base opposite to the first ends and adapted to be coupled to locking protrusions of a mating connector.

16. A connector assembly comprising:

the electrical connector of any one of claims 1-6; and

a mating connector, comprising:

the insulating body is matched and combined with the fixing component; and

at least one mating terminal mounted in the mating insulative body, a front end of each mating terminal protruding from the mating insulative body, a rear end of the mating terminal being inserted into an end connector of the electrical connector to be electrically connected with the electrical connector.

17. The connector assembly of claim 16, wherein the insulative body comprises:

18. The connector assembly of claim 17, wherein said dielectric body further comprises a clamping mechanism, said clamping mechanism having: a release state allowing insertion of a conductor of the cable into the first receiving channel, and a retention state retaining the conductor in the first receiving channel.

19. The connector assembly of claim 18, wherein the clamping mechanism comprises:

20. The connector assembly of claim 19, wherein the first connection portion of the conductive terminal includes a curved portion that elastically deforms against pressure of the clamping mechanism.

21. The connector assembly of claim 20, wherein the second connecting portion of the conductive terminal includes a pair of resilient arms adapted to grip a mating terminal of the mating connector inserted into the second receiving channel.

22. The connector assembly of claim 21, wherein a pair of resilient pressing arms are further provided in the second receiving channel, the resilient pressing arms being respectively provided outside the resilient arms to increase a clamping force of the resilient arms.

23. The connector assembly of any one of claims 17-20, wherein there are two of the second receiving channels, and a fool-proof slot is provided between outer walls of the two second receiving channels to prevent the electrical connector from being engaged with a mating connector in a wrong posture.

24. The connector assembly of any one of claims 16-20, further comprising a locking mechanism adapted to lock the electrical connector and mating connector joined together to prevent the electrical connector from disengaging from the mating connector.

25. The connector assembly of claim 24, wherein the locking mechanism comprises:

a pair of bases rotatably mounted on the insulating body by a pivot;

a pair of locking hooks respectively attached to second ends of the base opposite to the first ends,

the mating insulator body has a locking protrusion on an outer wall thereof, and the locking hook is adapted to be coupled to the locking protrusion of the mating connector.

26. The connector assembly of any one of claims 17-20, wherein the mating dielectric body comprises:

an outer case, a rear end of which is connected to an outer side of a front end of the insulating body; and

an inner housing mounted to the outer housing and protruding from a front end of the outer housing, the mating terminal being mounted on the inner housing,

the mating connector further comprises a second shielding sleeve covering the outside of the inner housing in the axial direction, and a rear end of the second shielding sleeve is adapted to at least partially overlap with a front end of the first shielding sleeve.

27. The connector assembly of claim 26, wherein the rear end of the second shield sleeve is provided with a plurality of radially outwardly bent second resilient arms adapted to resiliently contact the inner wall of the first shield sleeve.

28. The connector assembly of claim 26, wherein the front end of the outer housing is flanged,

the connector assembly further includes a mounting panel on which the flange is mounted, and a front end of the inner housing protrudes through a through-hole of the mounting panel.

29. The connector assembly of claim 28, wherein the front end of the second shielding sleeve is provided with a plurality of radially outwardly bent third resilient arms adapted to resiliently contact the inner wall of the through hole of the mounting panel.