CN217983803U - Connector and connector assembly - Google Patents

Abstract

The utility model discloses a connector and connector assembly. The connector includes: mounting bracket, electric connection component and casing. A mounting groove is formed on a surface of the mounting bracket. The electrical connection assembly includes: the terminal is embedded in the mounting groove of the mounting rack; one end of the terminal is provided with a connecting part which is used for being fixed and electrically connected with the connecting terminal of the charging socket; and an electrical connector having a flat shape and electrically connected to the other end of the terminal. At least a portion of the mounting bracket is mounted in the housing to retain the terminal in the mounting groove by the housing. The utility model discloses in, the terminal is inlayed in the mounting groove of mounting bracket to in being installed the casing through the mounting bracket, consequently, simplified the installation operation of terminal, improved the packaging efficiency of connector, and reduced the assembly cost of connector.

Description

Connector and connector assembly

Technical Field

The utility model relates to a connector and including connector assembly of this connector.

Background

In the prior art, a connector generally includes a housing and a terminal. Terminal insertion grooves are formed in the housing, and terminals are inserted into the terminal insertion grooves. However, the difficulty and cost of inserting the terminals are high, and special inserting equipment is required.

In addition, in the prior art, when the terminal is a bent terminal, the terminal cannot be installed by adopting an insertion mode. For connectors with bent terminals, the housing is typically formed by insert injection molding. In injection molding the housing, the terminals are inserts and the housing is injection molded so that the housing and terminals are directly joined. However, insert molding is costly and inefficient to manufacture.

When the connector needs to carry a large current, the risk of spontaneous combustion due to excessive temperature is easily generated. However, in the prior art, the connector is not provided with a temperature sensor, the temperature of the connector cannot be monitored, the connector has the risk of spontaneous combustion, and the use safety of the connector is reduced.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to solve at least one of the above problems and drawbacks existing in the prior art.

According to an aspect of the present invention, a connector for electrically connecting a charging socket is provided. The connector includes: mounting bracket, electric connection component and casing. A mounting groove is formed on a surface of the mounting bracket. The electrical connection assembly includes: the terminal is embedded in the mounting groove of the mounting rack; one end of the terminal is provided with a connecting part which is used for being fixed and electrically connected with the connecting terminal of the charging socket; and an electrical connector having a flat shape and electrically connected to the other end of the terminal. At least a portion of the mounting bracket is mounted in the housing to retain the terminal in the mounting groove by the housing.

According to an exemplary embodiment of the present invention, the electrical connector comprises a flat aluminum conductor having a first surface and a second surface opposed in a thickness direction thereof; a first surface of one end of the aluminum conductor is welded to a surface of the terminal opposite to a bottom surface of the mounting groove.

According to another exemplary embodiment of the present invention, the mounting bracket has two surfaces opposite in a height direction of the connector, the mounting grooves being formed on the two surfaces of the mounting bracket, respectively; the two mounting grooves on the mounting bracket are arranged side by side in the transverse direction of the connector, and the mounting bracket comprises a separation wall between the two mounting grooves to physically separate the two mounting grooves; and the connector includes two electrical connection components, terminals of which are fitted in the two mounting grooves, respectively.

According to another exemplary embodiment of the present invention, the inner surface of the top wall or the bottom wall of the housing abuts against the second surface of the aluminum conductor of the electrical connection assembly, so that the terminal of the electrical connection assembly is held in the mounting groove.

According to another exemplary embodiment of the present invention, the terminal comprises: a welding part for welding to the aluminum conductor; the connecting part is used for electrically contacting with a connecting terminal of a charging socket; and a bent portion connected between the welding portion and the connection portion.

According to another exemplary embodiment of the present invention, the mounting frame comprises a front frame body and a rear frame body opposing each other in a longitudinal direction of the connector, the mounting groove comprises a first groove portion located in the rear frame body and a second groove portion located in the front frame body; the soldering part of the terminal is accommodated in the first groove part, and the connecting part and the bent part of the terminal are accommodated in the second groove part.

According to another exemplary embodiment of the present invention, a raised isolation structure is formed on the periphery of two surfaces of the rear frame body, respectively, and the isolation structure is used to increase the creepage distance between the two electrical connection components.

According to another exemplary embodiment of the present invention, the isolation structure comprises a protruding wall and/or protruding ribs, the protruding wall and/or some of the protruding ribs abutting on the end face and side face of the one end of the aluminum conductor for positioning the one end of the aluminum conductor.

According to another exemplary embodiment of the present invention, the housing has an inner cavity with a rear opening, the mounting bracket being inserted into the inner cavity of the housing from the rear opening and being completely received in the inner cavity; the housing includes a front housing and a rear housing opposed in a longitudinal direction of the connector, the front and rear chassis being accommodated in the front and rear housings, respectively.

According to another exemplary embodiment of the present invention, the connector further comprises a rear end cap. The rear end cap includes: an end wall formed with a first through hole allowing the electrical connection member to pass therethrough; the first peripheral wall is connected with the end wall, extends forwards and is used for being sleeved on the rear end of the shell; and a second peripheral wall connected to the end wall and extending rearward for fitting over the electrical connector to prevent wobbling of the electrical connector. A first elastic clip having a first catching groove is formed on a first circumferential wall of the rear end cap, and a first protrusion is formed on an outer wall surface of the rear end of the housing, the first protrusion engaging with the first catching groove to fix the rear end cap to the housing.

According to another exemplary embodiment of the present invention, the connector further comprises a sealing member formed with a through hole allowing the electric connection member to pass therethrough, the sealing member being installed in the rear opening of the housing and radially pressed between the housing and the electric connection member to achieve sealing therebetween, a positioning surface being formed in the rear port of the housing, axial both ends of the sealing member respectively abutting between the positioning surface and an end wall of the rear end cap.

According to another exemplary embodiment of the present invention, a mounting port communicating with an inner cavity of the housing is formed on the top wall of the front housing, and a connection hole axially opposite to the mounting port is formed on the connection portion of the terminal; a through hole communicated with the second groove part is formed in the front frame body of the mounting frame and is axially opposite to the mounting port; a mating port communicating with the inner cavity of the case is formed on the bottom wall of the front case to allow a connection terminal of a charging socket to be inserted into the case via the mating port.

According to another exemplary embodiment of the present invention, the connector further comprises: a screw connection assembly entered into the housing through the mounting port and passing through the connection hole and the via hole for fastening the terminal to the connection terminal.

According to another exemplary embodiment of the present invention, the connector further comprises: the sealing plug is inserted into the mounting port and used for sealing the mounting port; and the sealing ring is sleeved on the peripheral wall of the matching port and used for realizing the sealing between the shell and the matching shell of the charging socket.

According to another exemplary embodiment of the present invention, the threaded connection assembly includes: the bolt is used for being connected with a nut on the charging socket; an insulating coating layer joined to a head of the bolt; and an insulating end cap fitted over the end of the bolt.

According to another exemplary embodiment of the present invention, the rear opening of the housing, the mounting port and the mating port are not sealed.

According to another exemplary embodiment of the present invention, the rear frame body of the mounting frame is accommodated in the inner cavity of the housing, and the front frame body of the mounting frame is exposed from the housing.

According to another exemplary embodiment of the present invention, the housing comprises an upper half-housing and a lower half-housing adapted to be combined together; a second elastic buckle with a second clamping groove is formed on the side wall of one of the upper half shell and the lower half shell, and a second bulge is formed on the side wall of the other half shell; the second protrusion engages the second slot to secure the upper and lower housing halves together.

According to another exemplary embodiment of the present invention, the housing has a rear end portion for fitting over the electrical connector to prevent the electrical connector from shaking; connecting lugs are formed on the side walls of the rear end parts of the upper half shell and the lower half shell, and connecting holes are formed on the connecting lugs; the connector further includes a connecting member passing through the connecting hole of the connecting lug for fastening the rear end portions of the upper and lower half shells together.

According to another exemplary embodiment of the present invention, an insulating layer is coated on the aluminum conductor, and the one end of the aluminum conductor is exposed from the insulating layer.

According to another exemplary embodiment of the present invention, the electrical connection assembly further comprises: a temperature sensor thermally connected to the terminal for detecting a temperature of the terminal.

According to another exemplary embodiment of the present invention, the temperature sensor comprises: a housing; a temperature detection element disposed in the housing; an electrical connection lead electrically connected with the temperature detection element and extending to the outside of the case; and a heat conductive sheet connected to the housing and thermally connected to the terminal, the housing and the heat conductive sheet being an integral piece.

According to another exemplary embodiment of the invention, the temperature sensor and the electrical connection are arranged side by side in a lateral direction of the connector; and the electrical connector and the temperature sensor are connected to the same surface of the terminal opposite to the bottom surface of the mounting groove.

According to another aspect of the present invention, there is provided a connector assembly, comprising: the aforementioned connector; and a charging socket fixed and electrically connected with the connector.

In the aforementioned respective exemplary embodiments according to the present invention, the terminal is embedded in the mounting groove of the mounting bracket and is mounted to the housing through the mounting bracket, and therefore, the mounting operation of the terminal is simplified, the assembling efficiency of the connector is improved, and the assembling cost of the connector is reduced.

Furthermore, in some of the foregoing exemplary embodiments of the present invention, the use of an electrical connector having a flat aluminum conductor instead of a conventional copper wire can greatly reduce the cost of the connector.

Furthermore, some of the aforementioned exemplary embodiments of the present invention are provided with a temperature sensor on the surface of the terminal, so that the temperature of the terminal can be checked in time, spontaneous combustion of the connector due to over-high temperature can be prevented, and the safety of the connector in use is improved.

Other objects and advantages of the present invention will become apparent from the following description of the invention, which is made with reference to the accompanying drawings, and can help to provide a thorough understanding of the present invention.

Drawings

Fig. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the present invention;

fig. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention;

fig. 3 shows an exploded schematic view of a connector according to an exemplary embodiment of the present invention;

fig. 4 shows an exploded cross-sectional view of a connector according to an exemplary embodiment of the present invention;

fig. 5 shows an exploded schematic view of the housing, mounting bracket and rear end cap of a connector according to an exemplary embodiment of the invention;

fig. 6 shows a perspective schematic view of a connector module according to an exemplary embodiment of the present invention;

fig. 7 shows a longitudinal cross-sectional view of a connector module according to an exemplary embodiment of the present invention;

fig. 8 shows an exploded schematic view of a connector module according to an exemplary embodiment of the present invention;

fig. 9 shows a schematic perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention;

fig. 10 shows a transverse cross-sectional view of a mounting frame according to an exemplary embodiment of the invention;

fig. 11 shows a perspective schematic view of a connector according to another exemplary embodiment of the present invention;

fig. 12 shows an exploded schematic view of a connector according to another exemplary embodiment of the present invention;

fig. 13 shows a perspective schematic view of a connector according to yet another exemplary embodiment of the present invention;

fig. 14 shows an exploded schematic view of a connector according to yet another exemplary embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of embodiments 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 invention with reference to the drawings is intended to explain the general inventive concept and should not be taken as a limitation of the invention.

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 diagram form to simplify the drawing.

According to one general technical concept of the present invention, there is provided a connector for electrically connecting a charging socket. The connector includes: the mounting bracket, the electrical connection assembly and the shell. A mounting groove is formed on a surface of the mounting bracket. The electrical connection assembly includes: the terminal is embedded in the mounting groove of the mounting rack; one end of the terminal is provided with a connecting part which is used for being fixed and electrically connected with the connecting terminal of the charging socket; and an electrical connector having a flat shape and electrically connected to the other end of the terminal. At least a portion of the mounting bracket is mounted in the housing to retain the terminal in the mounting groove by the housing.

According to another general technical concept of the present invention, there is provided a connector assembly, including: the aforementioned connector; and a charging socket fixed and electrically connected with the connector.

Fig. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the present invention; fig. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention; fig. 3 shows an exploded schematic view of a connector according to an exemplary embodiment of the present invention; fig. 4 shows an exploded cross-sectional view of a connector according to an exemplary embodiment of the present invention.

As shown in fig. 1 to 4, in one exemplary embodiment of the present invention, a connector for electrically connecting a charging socket is disclosed. The connector includes: a mounting frame 3, electrical connection assemblies 1, 2 and a housing 4. A mounting groove 31 is formed on the surface of the mounting bracket 3. The electrical connection assembly 1, 2 comprises: an electrical connector 1 and a terminal 2. The terminals 2 are fitted in the mounting grooves 31 of the mounting bracket 3. The electrical connector 1 is flat and is electrically connected to the terminal 2. At least a part of the mounting bracket 3 is mounted in the housing 4 to hold the terminal 2 in the mounting groove 31 by the housing 4.

As shown in fig. 1 to 4, in the illustrated embodiment, the electric connecting member 1 includes a flat aluminum conductor 11, and the aluminum conductor 11 has a first surface and a second surface opposed in a thickness direction thereof. A first surface of one end 11a of the aluminum conductor 11 is soldered to one surface of the terminal 2 opposite to the bottom surface of the mounting groove 31. In the illustrated embodiment, the terminal 2 may be a copper conductor.

Fig. 5 shows an exploded schematic view of the housing 4, mounting bracket 3 and rear end cap 5 of the connector according to an exemplary embodiment of the invention; fig. 6 shows a schematic perspective view of a connector module according to an exemplary embodiment of the present invention; fig. 7 shows a longitudinal cross-sectional view of a connector module according to an exemplary embodiment of the present invention; fig. 8 shows an exploded schematic view of a connector module according to an exemplary embodiment of the present invention; fig. 9 shows a schematic perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention; fig. 10 shows a transverse cross-sectional view of a mounting frame 3 according to an exemplary embodiment of the invention.

As shown in fig. 1 to 10, in the illustrated embodiment, the mounting bracket 3 has two surfaces opposed in the height direction of the connector, and mounting grooves 31 are formed on the two surfaces of the mounting bracket 3, respectively. The two mounting grooves 31 on the mounting bracket 3 are arranged side by side in the lateral direction of the connector, and the mounting bracket 3 includes a partition wall 33 between the two mounting grooves 31 to physically separate the two mounting grooves 31. The connector includes two electrical connection components 1, 2, and terminals 2 of the two electrical connection components 1, 2 are respectively fitted in the two mounting grooves 31. In the illustrated embodiment, the terminals 2 of the two electrical connection assemblies 1, 2 are arranged side by side in the lateral direction of the connector, and the electrical connection members 1 of the two electrical connection assemblies 1, 2 are arranged to overlap in the height direction of the connector.

As shown in fig. 1 to 10, in the illustrated embodiment, the inner surface of the top or bottom wall of the housing 4 abuts against the second surface of the aluminum conductor 11 of the electrical connection assembly 1, 2 such that the terminal 2 of the electrical connection assembly 1, 2 is held in the mounting groove 31.

As shown in fig. 1 to 10, in the illustrated embodiment, the terminal 2 includes: a welded portion 21, a connecting portion 22, and a bent portion 23. The welding portion 21 is for welding to the aluminum conductor 11. The connection portion 22 is used for electrical contact with a connection terminal of a charging socket (not shown). The bent portion 23 is connected between the welding portion 21 and the connection portion 22.

As shown in fig. 1 to 10, in the illustrated embodiment, the mounting bracket 3 includes a front bracket body 320 and a rear bracket body 310 opposite in a longitudinal direction of the connector, and the mounting groove 31 includes a first groove portion 311 in the rear bracket body 310 and a second groove portion 312 in the front bracket body 320. The soldering portion 21 of the terminal 2 is accommodated in the first groove portion 311, and the connecting portion 22 and the bent portion 23 of the terminal 2 are accommodated in the second groove portion 312.

As shown in fig. 1 to 10, in the illustrated embodiment, raised isolation structures 34 and 35 are respectively formed on the peripheries of the two surfaces of the rear frame body 310, and the isolation structures 34 and 35 are used for increasing the creepage distance between the two electrical connection assemblies 1 and 2.

As shown in fig. 1 to 10, in the illustrated embodiment, the isolation structures 34, 35 include raised walls 34 and/or raised ribs 35, some of the raised walls 34 and/or raised ribs 35 abutting against the end face and side faces of the one end 11a of the aluminum conductor 11 to position the one end 11a of the aluminum conductor 11.

As shown in fig. 1 to 10, in the illustrated embodiment, the housing 4 has an inner cavity 410, the inner cavity 410 has a rear opening 410a, and the mounting bracket 3 is inserted into the inner cavity 410 of the housing 4 from the rear opening 410a and is completely accommodated in the inner cavity 410. The housing 4 includes a front housing 42 and a rear housing 41 opposed in the longitudinal direction of the connector, and a front chassis 320 and a rear chassis 310 are respectively accommodated in the front housing 42 and the rear housing 41.

As shown in fig. 1-10, in the illustrated embodiment, the connector further includes a rear end cap 5. The rear end cap 5 includes: a first peripheral wall 51, a second peripheral wall 52 and an end wall 53. The end wall 53 is formed with a first through hole 501 allowing the electrical connector 1 to pass through. The first peripheral wall 51 is connected to the end wall 53 and extends forward for nesting onto the rear end of the housing 4. A second peripheral wall 52 is connected to the end wall 53 and extends rearward for fitting over the electrical connector 1 to prevent rattling of the electrical connector 1. A first elastic catch 54 having a first catching groove 54a is formed on the first peripheral wall 51 of the rear cap 5, and a first projection 44 is formed on the outer wall surface of the rear end of the housing 4, the first projection 44 engaging with the first catching groove 54a to fix the rear cap 5 to the housing 4. The first projection 44 has a locking surface 44a, which locking surface 44a abuts against a counter locking surface 54b of the first catch 54 a.

As shown in fig. 1-10, in the illustrated embodiment, the connector further includes a seal 403. The sealing member 403 is formed with a through hole allowing the electrical connector 1 to pass through. The seal 403 is fitted in the rear opening 410a of the housing 4 and is radially compressed between the housing 4 and the electrical connector 1 to effect a seal therebetween. A positioning surface 410b is formed in the rear port 410a of the housing 4, and both axial ends of the seal member 403 abut between the positioning surface 410b and the end wall 53 of the rear end cap 5, respectively.

As shown in fig. 1 to 10, in the illustrated embodiment, a mounting port 421 communicating with the inner cavity 410 of the housing 4 is formed on the top wall of the front housing 42, and a connection hole 201 axially opposed to the mounting port 421 is formed on the connection portion 22 of the terminal 2. A through hole 32 communicating with the second groove portion 312 is formed in the front frame body 320 of the mount 3, and the through hole 32 is axially opposite to the mount port 421. A mating port 422 communicating with the internal cavity 410 of the housing 4 is formed on the bottom wall of the front housing 42 to allow the connection terminal of the charging receptacle to be inserted into the housing 4 via the mating port 422.

As shown in fig. 1 to 10, in the illustrated embodiment, the connector further includes a screw connection assembly 7, the screw connection assembly 7 entering into the housing 4 via the mounting port 421 and passing through the connection hole 201 and the through hole 32 for fastening the terminal 2 to the connection terminal.

As shown in fig. 1 to 10, in the illustrated embodiment, the connector further includes: a sealing plug 401 and a sealing ring 402. The sealing plug 401 is inserted into the mounting port 421 for sealing the mounting port 421. The seal ring 402 is fitted around the outer peripheral wall of the mating port 422 for sealing between the housing 4 and the mating housing of the charging socket.

As shown in fig. 1 to 10, in the illustrated embodiment, the screwing assembly 7 comprises: bolts 71, insulation cover 72 and insulation end caps 73. The bolt 71 is used for connection with a nut (not shown) on the charging socket. An insulating coating 72 is joined to the head 71a of the bolt 71. An insulating end cap 73 is fitted over the end of the bolt 71.

Fig. 11 shows a schematic perspective view of a connector according to another exemplary embodiment of the present invention; fig. 12 shows an exploded schematic view of a connector according to another exemplary embodiment of the present invention.

As shown in fig. 11 and 12, in the illustrated embodiment, in order to reduce the volume of the housing 4, no seal structure is formed on the housing 4, and no seal is provided on the housing 4. Thus, in the embodiment shown in fig. 11 and 12, the rear opening 410a of the housing 4, the mounting port 421, and the mating port 422 are not sealed.

Other technical features of the connector shown in fig. 11-12 are substantially the same as the connector shown in fig. 1-10, except for the differences described above, and reference may be made to the connector shown in fig. 1-10. For the sake of brevity, no further description is provided herein.

Fig. 13 shows a perspective schematic view of a connector according to yet another exemplary embodiment of the present invention; fig. 14 shows an exploded schematic view of a connector according to yet another exemplary embodiment of the present invention.

As shown in fig. 13 and 14, in the illustrated embodiment, the rear frame body 310 of the mount 3 is received in the inner cavity 410 of the housing 4, and the front frame body 320 of the mount 3 is exposed from the housing 4.

As shown in fig. 13 and 14, in the illustrated embodiment, the housing 4 comprises an upper half-housing 4a and a lower half-housing 4b adapted to be combined together. A second elastic catch 45 having a second catching groove 451 is formed on a sidewall of one of the upper and lower case halves 4a and 4b, and a second protrusion 46 is formed on a sidewall of the other. The second projection 46 engages with the second groove 451 to fix the upper and lower half cases 4a and 4b together.

As shown in fig. 13 and 14, in the illustrated embodiment, the housing 4 has a rear end 49, the rear end 49 being adapted to fit over the electrical connector 1 to prevent the electrical connector 1 from rattling. Coupling lugs 47 are formed on the side walls of the rear end portions 49 of the upper and lower case halves 4a, 4b, and coupling holes 471 are formed on the coupling lugs 47. The connector further includes a connector 48 passing through the connecting holes 471 of the connecting ears 47 for fastening the rear end portions 49 of the upper and lower half shells 4a and 4b together.

As shown in fig. 1 to 14, in the illustrated embodiment, an insulating layer 12 is coated on an aluminum conductor 11 of the electrical connector 1, and one end 11a of the aluminum conductor 11 is exposed from the insulating layer 12.

As shown in fig. 1 to 14, in the illustrated embodiment, the electrical connection assembly further comprises a temperature sensor 6, the temperature sensor 6 being thermally connected to the terminal 2 for detecting the temperature of the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, the temperature sensor 6 includes: a case 60, a temperature detection element (not shown), an electrical connection lead 62, and a heat conductive sheet 61. The temperature detecting element is provided in the housing 60. The electrical connection lead 62 is electrically connected to the temperature detection element and extends to the outside of the housing 4 of the connector. The heat conductive sheet 61 is connected to the housing 60 and thermally connected to the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, a second through hole 502 allowing the electrical connection lead 62 to pass therethrough is formed in the end wall 53 of the rear end cap 5. Electrical connection leads 62 pass through the seal 403 and the end wall 53 of the rear end cap 5 and extend to the exterior of the housing 4.

As shown in fig. 1 to 14, in the illustrated embodiment, the housing 60 and the heat conductive sheet 61 are a single piece. The housing 60 and the heat conductive sheet 61 may be made of a highly heat conductive metal. The heat conductive sheet 61 is welded or bonded to the surface of the terminal 2 by a heat conductive adhesive.

As shown in fig. 1 to 14, in the illustrated embodiment, the temperature sensor 6 and the electrical connector 1 are arranged side by side in the lateral direction of the connector. One end of the electric connecting member 1 and the temperature sensor 6 are connected to the same surface of the terminal 2 opposite to the bottom surface of the mounting groove 31 to achieve electric connection between the electric connecting member 1 and the terminal 2 and thermal connection between the temperature sensor 6 and the terminal 2.

As shown in fig. 1-14, in another exemplary embodiment of the invention, an electrical connection assembly for a connector is also disclosed. The electrical connection assembly includes: electrical connector 1, terminal 2 and temperature sensor 6. The electrical connector 1 is electrically connected to the terminal 2. The temperature sensor 6 is thermally connected to the terminal 2 for detecting the temperature of the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, the temperature sensor 6 includes: a case 60, a temperature detection element (not shown), a heat conductive sheet 61, and an electrical connection lead 62. The temperature detecting element is provided in the housing 60. The electrical connection lead 62 is electrically connected to the temperature detection element and extends to the outside of the housing 4 of the connector. The heat conductive sheet 61 is connected to the housing 60 and thermally connected to the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, the housing 60 and the heat conductive sheet 61 are an integral piece. The heat conductive sheet 61 may be welded or bonded to one surface of the terminal 2 by a heat conductive adhesive.

As shown in fig. 1 to 14, in the illustrated embodiment, the temperature sensor 6 and one end of the electrical connector 1 are arranged side by side on the same surface of the terminal 2 and are connected to the same surface of the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, the electric connector 1 includes a flat aluminum conductor 11, the aluminum conductor 11 having a first surface and a second surface opposite in a thickness direction thereof; a first surface of one end 11a of the aluminum conductor 11 is soldered to one surface of the terminal 2.

As shown in fig. 1 to 14, in the illustrated embodiment, an insulating layer 12 is coated on an aluminum conductor 11, and one end 11a of the aluminum conductor 11 is exposed from the insulating layer 12.

In another exemplary embodiment of the present invention, as shown in fig. 1-14, a connector module is also disclosed. The connector module includes: a mounting frame 3 and the aforementioned electrical connection assembly. A mounting groove 31 is formed on the surface of the mounting bracket 3. The terminals 2 of the electrical connection assembly are fitted into the mounting grooves 31 of the mounting bracket 3.

As shown in fig. 1 to 14, in the illustrated embodiment, the mount bracket 3 has two mounting grooves 31, and the two mounting grooves 31 are formed on two surfaces of the mount bracket 3 that are opposite in the thickness direction thereof, respectively. The two mounting grooves 31 are arranged side by side in a lateral direction of the mounting bracket 3, and the mounting bracket 3 includes a partition wall 33 between the two mounting grooves 31 to physically separate the two mounting grooves 31. The connector includes two electrical connection components 1, 2, and terminals 2 of the two electrical connection components 1, 2 are respectively fitted in the two mounting grooves 31.

As shown in fig. 1 to 14, in the illustrated embodiment, the terminal 2 includes: a soldering portion 21 for soldering to one end of the electrical connector 1; a connection portion 22 for electrically contacting a connection terminal of the charging socket; and a bent portion 23 connected between the welding portion 21 and the connection portion 22.

As shown in fig. 1 to 14, in the illustrated embodiment, the mounting bracket 3 includes a front bracket body 320 and a rear bracket body 310 opposite in a longitudinal direction thereof, and the mounting groove 31 includes a first groove portion 311 in the rear bracket body 310 and a second groove portion 312 in the front bracket body 320. The soldering portion 21 of the terminal 2 is accommodated in the first groove portion 311, and the connecting portion 22 and the bent portion 23 of the terminal 2 are accommodated in the second groove portion 312.

As shown in fig. 1 to 14, in the illustrated embodiment, raised isolation structures 34 and 35 are respectively formed on the peripheries of two surfaces of the rear frame body 310, and the isolation structures 34 and 35 are used for increasing the creepage distance between the two electrical connection assemblies 1 and 2.

As shown in fig. 1 to 14, in the illustrated embodiment the spacer structure 34, 35 comprises raised walls 34 and/or raised ribs 35, some of the raised walls 34 and/or raised ribs 35 resting on the end faces and sides of one end of the electrical connector 1 to position one end of the electrical connector 1.

As shown in fig. 1-14, in the illustrated embodiment, the connector module further comprises: and a sealing member 403 fitted over the electrical connector 1 for being mounted in the rear opening 410a of the housing 4 of the connector. The seal 403 is adapted to be radially compressed between the casing 4 and the electrical connector 1 to effect a seal therebetween.

In another exemplary embodiment of the present invention, as shown in fig. 1-14, a connector is also disclosed. The connector includes: a housing 4 and the aforementioned connector module. At least a part of the mounting bracket 3 is mounted in the housing 4 to hold the terminal 2 in the mounting groove 31 by the housing 4.

As shown in fig. 1 to 12, in the illustrated embodiment, the housing 4 has an inner cavity 410, the inner cavity 410 has a rear opening 410a, and the mounting bracket 3 is inserted into the inner cavity 410 of the housing 4 from the rear opening 410a and is completely accommodated in the inner cavity 410.

As shown in fig. 13 and 14, in the illustrated embodiment, the rear frame body 310 of the mounting frame 3 is mounted in the housing 4 such that the connection site of the terminal 2 and the electric connector 1 is received in the inner cavity 410 of the housing 4. The front frame body 320 of the mount 3 is exposed from the housing 4 such that a portion (connection portion 22) of the terminal 2 for electrical connection with the connection terminal is located outside the housing 4.

In another exemplary embodiment of the present invention, as shown in fig. 1-14, a connector assembly is also disclosed. The connector assembly includes: the aforementioned connector and charging receptacle. The charging socket is fixed and electrically connected with the connector.

It is understood by those skilled in the art that the above-described embodiments 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, and that such modifications are intended to fall within the scope of the present invention.

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

Although a few embodiments of the present general inventive concept have been shown and described, it would 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 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 invention.

Claims (24)

1. A connector for electrically connecting a charging receptacle, comprising:

a mounting bracket having a mounting groove formed on a surface thereof;

an electrical connection assembly comprising:

the terminal is embedded in the mounting groove of the mounting frame; one end of the terminal is provided with a connecting part which is used for being fixed and electrically connected with the connecting terminal of the charging socket; and

an electrical connector having a flat shape and electrically connected to the other end of the terminal; and

a housing in which at least a portion of the mounting bracket is mounted to retain the terminal in the mounting groove through the housing.

2. The connector of claim 1, wherein:

the electrical connector includes a flat aluminum conductor having a first surface and a second surface opposite in a thickness direction thereof;

a first surface of one end of the aluminum conductor is welded to a surface of the terminal opposite to a bottom surface of the mounting groove.

3. The connector according to claim 2, wherein:

the mounting bracket has two surfaces opposite in a height direction of the connector, the mounting grooves being formed on the two surfaces of the mounting bracket, respectively;

the two mounting grooves on the mounting bracket are arranged side by side in the transverse direction of the connector, and the mounting bracket comprises a separation wall between the two mounting grooves so as to physically separate the two mounting grooves; and is provided with

The connector includes two electrical connection components, terminals of the two electrical connection components are respectively embedded in the two mounting grooves.

4. The connector of claim 2, wherein:

the inner surface of the top wall or the bottom wall of the housing abuts against the second surface of the aluminum conductor of the electrical connection assembly such that the terminal of the electrical connection assembly is held in the mounting groove.

5. The connector of claim 3, wherein:

the terminal includes:

a welding part for welding to the aluminum conductor;

the connecting part is used for electrically contacting with a connecting terminal of a charging socket; and

and a bent portion connected between the welding portion and the connection portion.

6. The connector of claim 5, wherein:

the mounting frame comprises a front frame body and a rear frame body which are opposite in the longitudinal direction of the connector, and the mounting groove comprises a first groove part in the rear frame body and a second groove part in the front frame body;

the soldering part of the terminal is accommodated in the first groove part, and the connecting part and the bent part of the terminal are accommodated in the second groove part.

7. The connector of claim 6, wherein:

the periphery on two surfaces of the rear frame body is respectively provided with a convex isolation structure, and the isolation structures are used for increasing the creepage distance between the two electric connection components.

8. The connector of claim 7, wherein:

the isolation structure includes raised walls and/or raised ribs, some of which bear against end and side faces of the one end of the aluminum conductor to locate the one end of the aluminum conductor.

9. The connector of claim 6, wherein:

the housing having an interior cavity with a rear opening, the mounting bracket being inserted into the interior cavity of the housing from the rear opening and being fully received in the interior cavity;

the housing includes a front housing and a rear housing opposed in a longitudinal direction of the connector, the front and rear chassis being accommodated in the front and rear housings, respectively.

10. The connector of claim 9, further comprising:

a rear end cap, comprising:

an end wall formed with a first through hole allowing the electrical connection member to pass therethrough;

a first peripheral wall connected to the end wall and extending forward for fitting over the rear end of the housing; and

a second peripheral wall connected to the end wall and extending rearward for fitting over the electrical connector to prevent the electrical connector from wobbling,

a first elastic clip having a first catching groove is formed on a first circumferential wall of the rear end cap, and a first protrusion is formed on an outer wall surface of the rear end of the housing, the first protrusion engaging with the first catching groove to fix the rear end cap to the housing.

11. The connector of claim 10, further comprising:

a sealing member formed with a through hole allowing the electrical connection member to pass therethrough,

the seal being mounted in the rear opening of the housing and being compressed radially between the housing and the electrical connector to effect a seal therebetween,

a positioning surface is formed in the rear end opening of the shell, and two axial ends of the sealing element respectively abut against the positioning surface and the end wall of the rear end cover.

12. The connector of claim 9, wherein:

a mounting port communicating with an inner cavity of the housing is formed in a top wall of the front housing, and a connection hole axially opposed to the mounting port is formed in a connection portion of the terminal;

a through hole communicated with the second groove portion is formed in the front frame body of the mounting frame and is axially opposite to the mounting port;

a mating port communicating with the inner cavity of the case is formed on the bottom wall of the front case to allow a connection terminal of a charging socket to be inserted into the case via the mating port.

13. The connector according to claim 12, further comprising:

a screw connection assembly entered into the housing through the mounting port and passing through the connection hole and the via hole for fastening the terminal to the connection terminal.

14. The connector of claim 13, further comprising:

the sealing plug is inserted into the mounting port and used for sealing the mounting port; and

and the sealing ring is sleeved on the peripheral wall of the pairing port and used for realizing the sealing between the shell and the pairing shell of the charging socket.

15. The connector of claim 13, wherein:

the threaded connection assembly includes:

the bolt is used for being connected with a nut on the charging socket;

an insulating coating layer joined to a head of the bolt; and

an insulating end cap is sleeved on the end of the bolt.

16. The connector of claim 13, wherein:

the rear opening of the housing, the mounting port and the mating port are not sealed.

17. The connector of claim 6, wherein:

the rear frame body of the mounting frame is accommodated in the inner cavity of the shell, and the front frame body of the mounting frame is exposed out of the shell.

18. The connector of claim 17, wherein:

the housing comprises an upper half housing and a lower half housing adapted to be combined together;

a second elastic buckle with a second clamping groove is formed on the side wall of one of the upper half shell and the lower half shell, and a second bulge is formed on the side wall of the other half shell;

the second protrusion engages the second slot to secure the upper and lower housing halves together.

19. The connector of claim 18, wherein:

the shell is provided with a rear end part which is used for being sleeved on the electric connecting piece so as to prevent the electric connecting piece from shaking;

connecting lugs are formed on the side walls of the rear end parts of the upper half shell and the lower half shell, and connecting holes are formed on the connecting lugs;

the connector further includes a connecting member passing through the connecting holes of the connecting ears for fastening the rear end portions of the upper and lower half shells together.

20. The connector according to any one of claims 2-19, wherein:

an insulating layer is coated on the aluminum conductor, and the one end of the aluminum conductor is exposed out of the insulating layer.

21. The connector according to any one of claims 1 to 19,

the electrical connection assembly further comprises:

a temperature sensor thermally connected to the terminal for detecting a temperature of the terminal.

22. The connector of claim 21, wherein:

the temperature sensor includes:

a housing;

a temperature detection element disposed in the housing;

an electrical connection lead electrically connected with the temperature detection element and extending to the outside of the case; and

a heat conductive sheet connected to the housing and thermally connected to the terminal,

the housing and the heat-conductive sheet are an integral piece.

23. The connector of claim 22, wherein:

the temperature sensor and the electrical connector are arranged side by side in a lateral direction of the connector; and is

The electrical connector and the temperature sensor are connected to the same surface of the terminal opposite to the bottom surface of the mounting groove.

24. A connector assembly, comprising:

the connector of any one of claims 1-23; and

and the charging socket is fixed and electrically connected with the connector.

Images