CN216872344U

CN216872344U - Oblique angle high-voltage electric connector plug

Info

Publication number: CN216872344U
Application number: CN202123065345.XU
Authority: CN
Inventors: 郑兴; 范德祥
Original assignee: Amphenol Changzhou Advanced Connector Co Ltd
Current assignee: Amphenol Changzhou Advanced Connector Co Ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-01
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of electric connectors, in particular to an oblique angle high-voltage electric connector plug which comprises an outer shell, an upper shielding shell, an inner shell, a lower shielding shell and terminals, wherein the outer shell is provided with a bottom cavity and an oblique cavity, the central lines of the bottom cavity and the oblique cavity are in a specific angle, the upper shielding shell and the lower shielding shell are in butt joint coating outside the inner shell and are integrally installed in the oblique cavity, the lower end of the upper shielding shell and the lower shielding shell extend into the bottom cavity, terminal cavities are arranged in the inner shell, the terminals are inserted in the terminal cavities, openings are formed in two sides of the lower parts of the installation frame bodies of the terminal cavities, two sides of the terminals are exposed out of the openings of the installation frame bodies, the terminals are fixed through an integrated outer shell, the inner shell in a special shape is matched and is arranged, cables are led out from the tail parts of the terminals, an oblique angle cable arrangement mode is realized, the shielding shells are arranged according to the shape of the inner shell, the shielding effect is ensured, two side surfaces of the terminals are partially exposed and are conveniently communicated with a socket, the terminals are abutted against a plurality of the side surfaces in the terminal cavities of the installation frame bodies, the terminal is fixed firm, and the plug keeps overall structure, convenient assembling uses safe and reliable.

Description

Oblique angle high-voltage electric connector plug

Technical Field

The utility model relates to the technical field of electric connectors, in particular to an oblique-angle high-voltage electric connector plug.

Background

With the rapid development of the new energy automobile industry, high-voltage charging devices are more and more diversified, especially electric connectors. Due to the difference of the design of host factory models, new requirements such as oblique angle plug structures appear on the structure of the electric connector for the convenience of space arrangement or wiring harness arrangement, and due to the change of the shape, the conventional plug structure butt joint mode cannot meet the requirements, components of the plug need to be greatly modified, and the challenges are brought to the economy and reliability of the electric connector plug.

SUMMERY OF THE UTILITY MODEL

To overcome the above-mentioned deficiencies of the prior art, the present invention provides an angled high voltage electrical connector plug.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an oblique angle high-voltage electric connector plug, includes shell, last shielding shell, inner shell, lower shielding shell and terminal, the shell is equipped with bottom chamber and oblique chamber, the central line in bottom chamber and oblique chamber is the oblique angle, go up shielding shell and shielding shell butt joint cladding down outside the inner shell, and integral mounting is in oblique intracavity, and its lower extreme stretches into the bottom chamber, be equipped with two terminal cavities in the inner shell, the terminal cartridge is at the terminal intracavity respectively, the both sides of the installation framework lower part of terminal cavity all are equipped with the opening, the opening of installation framework is spilt to the both sides of terminal.

The terminal comprises an integrated outer shell, a special-shaped inner shell is fixed through the integrated outer shell, a terminal at an oblique angle is fixed, cables are led out from the tail portion, the cable arrangement mode at the oblique angle is achieved, a shielding shell is arranged in the shape of the inner shell in a matched mode, the shielding effect is guaranteed, two side faces of the terminal are exposed, the terminal is conveniently connected with a socket, the terminal abuts against a plurality of sides in a terminal cavity of an installation frame body, the terminal is fixed and stable, the plug keeps an integral structure, and the terminal is convenient to assemble and safe and reliable to use.

According to another embodiment of the present invention, the bottom cavity further includes a bottom cover mounted on the opening of the bottom cavity, an upper end surface of the bottom cover abuts against a lower end surface of the lower shielding shell, and a bottom cover plug pin is disposed on the bottom cover, and a bottom cover insertion hole is correspondingly disposed on the lower end surface of the inner shell, and the bottom cover plug pin is inserted into the bottom cover insertion hole. For shielding shell and inner shell provide the support down through the lower cover, prevent that the inner shell is not hard up through the fixed inner shell of lower cover bolt simultaneously.

According to another embodiment of the present invention, the connector further comprises a terminal locking block, the terminal locking block is clamped between the inner housing and the upper shielding housing or the lower shielding housing, a terminal pin is arranged on the terminal locking block, a terminal locking hole is arranged on a side wall of the inner housing, the terminal pin is inserted into the terminal locking hole, and a side surface of the terminal pin abuts against a tail portion of the terminal. Through setting up the terminal locking piece, fix the terminal in the terminal cavity, prevent that the terminal is not hard up.

According to another embodiment of the utility model, the cable further comprises a cable, the end of the cable is connected with the terminal, a shielding wire is arranged at the interface of the cable, two upper pressing interfaces are arranged at the upper end of the upper shielding shell, two lower pressing interfaces are arranged at the upper end of the lower shielding shell, and the shielding wire is respectively crimped between the upper pressing interfaces and the lower pressing interfaces. Through last shielding shell, shielding shell and cable shielding silk's connection down, guarantee the whole shielding effect of plug, the mode through the crimping is better than conventional shell fragment switching shielding performance, and the combination of cable and terminal is more stable.

According to another embodiment of the utility model, the hole of the inclined cavity is sequentially provided with a cable bracket, an upper sealing ring and a rear cover, the cable sequentially passes through the cable bracket, the upper sealing ring and the rear cover, and the hole of the cable bracket is internally provided with a barb. Through the cable support that sets up the area barb, fixed cable to prevent that the cable from rocking or the cable skin from sliding, set up inside the sealing washer prevents that water from getting into the plug from the plug afterbody, fix the afterbody at the plug through the back lid, prevent that the cable from rocking and fixed seal circle.

According to another embodiment of the utility model, the lower end face of the inner shell is provided with a high-voltage interlocking cavity, a high-voltage interlocking outer shell is installed in the high-voltage interlocking cavity, and a high-voltage interlocking terminal is inserted in the high-voltage interlocking outer shell. Through setting up high-pressure interlocking terminal and socket intercommunication, reinforcing safety protection.

According to another embodiment of the present invention, the upper shielding shell is provided with a first bayonet structure, and the lower shielding shell is provided with a second bayonet structure, which is respectively engaged with a third bayonet structure on the inner shell.

According to another embodiment of the utility model, the bottom of the terminal is provided with a terminal head, the thickness of the terminal head is smaller than that of the mounting frame body, the mounting frame body is provided with a clamping groove in a matching manner, and the terminal head is inserted into the clamping groove. Through setting up the draw-in groove, strengthen fixedly the bottom of terminal.

The utility model has the advantages that the terminal is fixed through the integrated outer shell, the inner shell with a special shape is arranged in a matching way, the terminal is fixed, the cable is led out from the tail part, the cable arrangement mode of an oblique angle is realized, the shielding shell is arranged in a matching way according to the shape of the inner shell, the shielding effect is ensured, the two side surfaces of the terminal are partially exposed and are conveniently communicated with the socket, the terminal is abutted against a plurality of side surfaces in the terminal cavity of the installation frame body, the terminal is fixed and stable, the plug keeps an integral structure, the assembly is convenient, and the use is safe and reliable.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded schematic view of the present invention;

FIG. 3 is a bottom view of the present invention;

FIG. 4 is a cross-sectional view taken at L-L in FIG. 3;

FIG. 5 is a cross-sectional view taken at M-M in FIG. 3;

FIG. 6 is a cross-sectional view taken at N-N of FIG. 3;

FIG. 7 is a schematic view of the housing, handle and positioning device;

FIG. 8 is a schematic view of an upper shield shell, an inner shell, a lower shield shell, and a cable;

FIG. 9 is a schematic view of the lower cover, the high voltage interlock terminal and the high voltage interlock housing;

FIG. 10 is a schematic view of the cable mount, upper seal ring and rear cover;

FIG. 11 is a schematic view of a terminal;

fig. 12 is a partial sectional view of an assembly structure of the terminal block and the mounting frame.

In the drawings, a handle 1, a CPA positioning device 2, an outer shell 3, a bottom cavity 31, an inclined cavity 32, a clamping column 33, an upper shielding shell 4, an upper pressure connection port 41, a first bayonet structure 42, an inner shell 5, a terminal cavity 51, a mounting frame 52, a clamping groove 521, a lower cover jack 53, a terminal locking hole 54, a high-voltage interlocking cavity 55, a third snap structure 56, a lower part 57, an upper part 58, a lower sealing ring 6, a lower shielding shell 7, a lower pressure connection port 71, a second snap structure 72, a terminal 8, a terminal head 81, a lower cover 9, a lower cover plug 91, a high-voltage interlocking terminal 10, a high-voltage interlocking outer shell 11, a cable 12, a shielding wire 121, a cable bracket 13, an upper sealing ring 14, a rear cover 15, a terminal locking block 16 and a terminal plug 161.

Detailed Description

As shown in fig. 1-12, which are schematic structural diagrams of the present invention, an oblique angle high voltage electrical connector plug includes an outer shell 3, an upper shielding shell 4, an inner shell 5, a lower shielding shell 7 and a terminal 8, where the outer shell 3 is provided with a bottom cavity 31 and an oblique cavity 32, central lines of the bottom cavity 31 and the oblique cavity 32 are at an oblique angle, the upper shielding shell 4 and the lower shielding shell 7 are butt-jointed and coated outside the inner shell 5, and are integrally installed in the oblique cavity 32, and a lower end of the upper shielding shell extends into the bottom cavity 31, two terminal cavities 51 are provided in the inner shell 5, the terminal 8 is respectively inserted into the terminal cavities 51, openings are provided on two sides of a lower portion of an installation frame 52 of the terminal cavities 51, and two sides of the terminal 8 are exposed from the openings of the installation frame 52.

The inner shell 5 is a long cylinder integrally and comprises an upper part 58 and a lower part 57, the position of the combination surface of the upper part 58 and the lower part 57 is consistent with that of the combination surface of the bottom cavity 31 and the inclined cavity 32, the oblique angles of the lower part 57 and the upper part 58 are butted, the functional area is kept downward for connecting a socket, the structure of the lower part 57 does not exceed the side surface of the upper part 58, and interference is avoided when an assembly body of the inner shell 5, the upper shielding shell 4 and the lower shielding shell 7 is installed from the inclined cavity 32.

Preferably, a lower cover 9 is installed at an orifice of the bottom cavity 31, an upper end surface of the lower cover 9 abuts against a lower end surface of the lower shielding shell 7, and a lower cover plug 91 is arranged on the lower end surface of the lower shielding shell, a lower cover jack 53 is correspondingly arranged on the lower end surface of the inner shell 5, and the lower cover plug 91 is inserted into the lower cover jack 53.

And a lower sealing ring 6 is fixed between the lower cover 9 and the shell 3.

Preferably, the terminal locking device further comprises a terminal locking block 16, wherein the terminal locking block 16 is clamped between the inner shell 5 and the upper shielding shell 4 or the lower shielding shell 7, a terminal pin 161 is arranged on the terminal locking block, a terminal locking hole 54 is arranged on a side wall of the inner shell 5, the terminal pin 161 is inserted into the terminal locking hole 54, and the side surface of the terminal pin abuts against the tail part of the terminal 8.

Preferably, still include cable 12, the tip and the terminal 8 of cable 12 are connected, and its kneck is equipped with shielding silk 121, the upper end of going up shielding shell 4 is equipped with two and pushes up interface 41, the upper end of shielding shell 7 is equipped with two and pushes down interface 71 down, shielding silk 121 crimping is between last interface 41 and the interface 71 that pushes down respectively.

Preferably, the orifice of the inclined cavity 32 is sequentially provided with a cable bracket 13, an upper sealing ring 14 and a rear cover 15, the cable 12 sequentially passes through the cable bracket 13, the upper sealing ring 14 and the rear cover 15, and an inverted hook is arranged in the hole of the cable bracket 13.

Preferably, a high-voltage interlocking cavity 55 is formed in the lower end face of the inner shell 5, a high-voltage interlocking outer shell 11 is installed in the high-voltage interlocking cavity 55, and a high-voltage interlocking terminal 10 is inserted in the high-voltage interlocking outer shell 11.

Preferably, the upper shielding shell 4 is provided with a first bayonet structure 42, and the lower shielding shell 7 is provided with a second fastening structure 72, which is respectively fastened with the third fastening structure 56 on the inner shell 5.

Preferably, a terminal head 81 is provided at the bottom of the terminal 8, the thickness of the terminal head 81 is smaller than that of the mounting frame 52, a locking groove 521 is fittingly provided on the mounting frame 52, and the terminal head 81 is inserted into the locking groove 521. The terminal head 81 may be a flat surface with two inclined sides.

As a conventional connecting means of an electric connector product, components such as a part between the lower cover 9 and the shell 3, a part between the rear cover 15 and the shell 3, a part between the high-voltage interlocking shell 11 and the lower cover 9, a part between the high-voltage interlocking shell 11 and the high-voltage interlocking terminal 10 and the like are locked through a buckle structure, and the electric connector is simple in structure and convenient to assemble.

During installation, the cable 12 and the terminal 8 are welded and then inserted into the terminal cavity 51, then the terminal plug 161 is inserted into the terminal locking hole 54, the upper shielding shell 4 and the lower shielding shell 7 are clamped in the inner shell 5, then the whole is inserted from the orifice of the inclined cavity 32, the lower cover 9 is installed in the bottom cavity 31, and the lower cover plug 91 is inserted into the lower cover jack 53.

As the conventional structure of the electric connector product, a handle 1 can be arranged on the shell 3, the handle 1 is hinged on the clamping column 33, and a gear structure on the handle 1 is meshed with a gear structure on the shell of the socket, so that the assembly and the separation of the plug and the socket are facilitated. Meanwhile, the CPA positioning device 2 can be arranged to realize the safety locking function of the socket, so that the plug is prevented from being pulled out by misoperation.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides an oblique angle high voltage electric connector plug, includes shell (3), goes up shield shell (4), inner shell (5), lower shield shell (7) and terminal (8), characterized by, shell (3) are equipped with end chamber (31) and oblique chamber (32), the central line of end chamber (31) and oblique chamber (32) is the oblique angle, go up shield shell (4) and shield shell (7) butt joint cladding outside inner shell (5) down, and integral erection is in oblique chamber (32), and end chamber (31) are stretched into to its lower extreme, be equipped with two terminal cavity (51) in inner shell (5), terminal (8) cartridge respectively is in terminal cavity (51), the both sides of the installation framework (52) lower part of terminal cavity (51) all are equipped with the opening, the opening of installation framework (52) is leaked in the both sides of terminal (8).

2. The oblique angle high-voltage electric connector plug as claimed in claim 1, wherein the lower cover (9) is mounted on the opening of the bottom cavity (31), the upper end surface of the lower cover (9) abuts against the lower end surface of the lower shielding shell (7), and is provided with a lower cover plug pin (91), the lower end surface of the inner shell (5) is correspondingly provided with a lower cover jack (53), and the lower cover plug pin (91) is inserted into the lower cover jack (53).

3. The oblique angle high-voltage electric connector plug as claimed in claim 1, further comprising a terminal locking block (16), wherein the terminal locking block (16) is clamped between the inner housing (5) and the upper shielding shell (4) or the lower shielding shell (7), a terminal latch (161) is arranged on the terminal locking block, a terminal locking hole (54) is arranged on the side wall of the inner housing (5), the terminal latch (161) is inserted into the terminal locking hole (54), and the side surface of the terminal latch abuts against the tail part of the terminal (8).

4. The oblique angle high-voltage electric connector plug as claimed in claim 1, further comprising a cable (12), wherein the end of the cable (12) is connected with the terminal (8), a shielding wire (121) is arranged at the interface of the cable, two upper pressing interfaces (41) are arranged at the upper end of the upper shielding shell (4), two lower pressing interfaces (71) are arranged at the upper end of the lower shielding shell (7), and the shielding wire (121) is respectively crimped between the upper pressing interfaces (41) and the lower pressing interfaces (71).

5. The oblique angle high-voltage electric connector plug as claimed in claim 4, wherein the orifice of the oblique cavity (32) is sequentially provided with a cable support (13), an upper sealing ring (14) and a rear cover (15), the cable (12) sequentially passes through the cable support (13), the upper sealing ring (14) and the rear cover (15), and a barb is arranged in a hole of the cable support (13).

6. The oblique angle high-voltage electric connector plug as claimed in claim 1, wherein a high-voltage interlocking cavity (55) is arranged on the lower end face of the inner shell (5), a high-voltage interlocking outer shell (11) is arranged in the high-voltage interlocking cavity (55), and a high-voltage interlocking terminal (10) is inserted in the high-voltage interlocking outer shell (11).

7. The oblique angle high-voltage electric connector plug as claimed in claim 1, wherein the upper shielding shell (4) is provided with a first bayonet structure (42), and the lower shielding shell (7) is provided with a second snap structure (72) which is respectively snapped with a third snap structure (56) on the inner shell (5).

8. The oblique angle high-voltage electric connector plug as claimed in claim 1, wherein the bottom of the terminal (8) is provided with a terminal head (81), the thickness of the terminal head (81) is smaller than that of the mounting frame body (52), the mounting frame body (52) is provided with a clamping groove (521) in a matching manner, and the terminal head (81) is inserted into the clamping groove (521).