CN210182721U

CN210182721U - Two-core elbow connector

Info

Publication number: CN210182721U
Application number: CN201921134134.7U
Authority: CN
Inventors: Xinliang Chen; 陈新亮; Pan Zhu; 朱攀; Gaojun Song; 宋高军
Original assignee: Suzhou Doster Connection Technology Co Ltd
Current assignee: Suzhou Doster Connection Technology Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-03-24
Anticipated expiration: 2029-07-19

Abstract

The application relates to a two-core elbow connector, including: an L-shaped plug housing; the first contact pin is arranged at one end in the plug shell; the jack rod is arranged at the other end inside the plug shell and is vertically connected with the first contact pin; the socket shell is connected to one end of the plug shell, which is provided with a jack rod; the second contact pin is arranged in the socket shell and can be inserted into the jack rod; the rubber core assembly is used for fixing the first contact pin; a shielding component for shielding external electromagnetic waves; the signal contact pin is fixed in the plug shell; the signal jack is fixed in the socket shell and can be inserted with the signal contact pin; and the shell separating component is arranged on the plug shell and is used for separating the plug shell and the socket shell in a connecting state so as to disconnect the signal pins and the signal jacks.

Description

Two-core elbow connector

Technical Field

The application belongs to the technical field of electric connectors and particularly relates to a two-core elbow connector.

Background

In the high-voltage connection system industry of new energy electric vehicles, a high-current electric connector is generally used, and the electric connector generally has a pair of pins and jacks for butt joint and a separation component with the pins and the jacks, so that when the pins and the jacks are separated, a circuit is disconnected.

In the prior art, the instant that the pins and the jacks of many electric connectors are separated cannot avoid generating electric arcs, and the danger is brought to operators.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the problem of not enough safety when solving connector outage among the prior art to a two core elbow connector is provided.

The utility model provides a technical scheme that its technical problem adopted is: a two-core elbow connector, comprising:

the plug shell is L-shaped;

the first contact pin is arranged at one end in the plug shell;

the jack rod is arranged at the other end inside the plug shell and is vertically connected with the first contact pin;

the socket shell is connected to one end of the plug shell, which is provided with a jack rod;

the second contact pin is arranged in the socket shell and can be spliced with the jack rod;

the rubber core assembly is coated outside the first contact pin and used for fixing the first contact pin;

the shielding assembly is sleeved outside the first contact pin and the second contact pin and used for shielding external electromagnetic waves;

the signal contact pin is fixed in the plug shell;

the signal jack is fixed in the socket shell and can be spliced with the signal contact pin;

and the shell separating component is arranged on the plug shell and is used for separating the plug shell and the socket shell in a connecting state to disconnect the signal pins and the signal jacks.

Preferably, the utility model discloses a two-core elbow connector, shell separable set includes:

the rotating shaft is fixed on the outer wall of the plug shell;

the guide grooves are arranged on two sides of the outer wall of the plug shell along the length direction of the jack rod, and an opening is formed in the edge of the plug shell;

the rotating handle is rotatably connected to the rotating shaft, arc-shaped pushing grooves are formed in two sides of the rotating handle, and an opening is formed in one end of each pushing groove;

the guide rod is fixed on the outer wall of the socket shell and can move along the guide groove and the pushing groove;

when the rotating handle rotates, the guide rod can move along the pushing groove, so that the guide rod moves along the guide groove.

Preferably, the utility model discloses a two core elbow connectors, the lateral wall of pivot has and is used for spacing arch, rotate the hand (hold) with the pivot junction have with protruding matched with spacing groove, the arch can remove between the both ends of spacing groove.

Preferably, the utility model discloses a two-core elbow connector, one side of plug shell still is equipped with the secondary hasp, the secondary hasp can lock rotate the hand (hold) and restrict rotate the rotation of hand (hold).

Preferably, the utility model discloses a two core elbow connectors, jack pole one side have can with the first jack that first contact pin one end was pegged graft, the jack pole along the axis direction have can with the second jack that second contact pin one end was pegged graft.

Preferably, in the two-core elbow connector of the present invention, the inner thread of the second jack is connected with a hand-touch prevention protection needle, one end of the hand-touch prevention protection needle is exposed out of the second jack, and the exposed part is sleeved with an insulation protection cap; the second contact pin with inner wall contact when the jack pole is connected prevent touching hand protection needle, the outer wall contact the inner wall of second jack.

Preferably, the utility model discloses a two-core elbow connector, the one end of second contact pin is connected with the contact pin protective cap.

Preferably, the two-core elbow connector of the present invention, the shielding assembly includes a shielding plate and a shielding press ring.

Preferably, the utility model discloses a two core elbow connectors, the both ends of plug shell are equipped with protecgulum and the tail that can dismantle and press from both sides.

Preferably, the utility model discloses a two core elbow connectors, all be equipped with the sealing washer in protecgulum and the tail clamp.

The utility model has the advantages that: before the heavy current circuit of disconnection plug and socket, signal contact pin and signal jack in the low current return circuit can break off earlier to give a signal of overall circuit, this signal can control the return circuit outage of heavy current, consequently, can not produce electric arc when jack pole and second contact pin are separately, guarantee operating personnel's safety.

Drawings

The technical solution of the present application is further explained below with reference to the drawings and the embodiments.

FIG. 1 is an exploded view of the plug portion of an embodiment of the present application;

FIG. 2 is an exploded view of the socket portion structure of an embodiment of the present application;

FIG. 3 is a schematic diagram of the overall construction of a two-core elbow connector according to an embodiment of the present application;

FIG. 4 is a schematic view of a two-pin elbow connector according to an embodiment of the present application showing a plug and a receptacle in an initially separated state;

FIG. 5 is a cross-sectional view of a two-core elbow connector of an embodiment of the present application showing the plug and receptacle initially separated;

fig. 6 is a schematic view of a fully separated state of the plug and the socket of the two-core elbow connector according to the embodiment of the present application.

The reference numbers in the figures are:

1 plug shell

2 first contact pin

3 inserting hole rod

4 second contact pin

5 Shielding Assembly

6 socket shell

7 signal contact pin

8 signal jack

13 rotating shaft

14 rotating handle

15 Secondary lock catch

16 guide groove

17 front cover

18 tail clamp

21 guide bar

31 hand-touch-proof protective needle

41 contact pin protective cap

51 Shielding plate

52 shield clamping ring

131 projection

141 push groove

142 limiting the groove.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Examples

The present embodiment provides a two-core elbow connector, as shown in fig. 1-2, comprising:

the plug comprises a plug shell 1, wherein the plug shell 1 is L-shaped;

a first pin 2 installed at one end inside the plug housing 1;

the jack rod 3 is arranged at the other end inside the plug shell 1, and the jack rod 3 is vertically connected with the first contact pin 2;

a socket housing 6 connected to one end of the plug housing 1 having the jack post 3;

the second contact pin 4 is arranged in the socket shell 6 and can be inserted into the jack rod 3;

the rubber core assembly is coated outside the first contact pin 2 and used for fixing the first contact pin 2;

the shielding assembly is sleeved outside the first contact pin 2 and the second contact pin 4 and used for shielding external electromagnetic waves;

the signal contact pin 7 is fixed in the plug shell 1;

the signal jack 8 is fixed in the socket shell 6 and can be inserted with the signal pin 7;

and a housing separating assembly mounted on the plug housing 1 for separating the plug housing 1 and the socket housing 6 in a connected state to disconnect the signal pins 7 and the signal holes 8.

The two-core elbow connector of the present embodiment is assembled as shown in fig. 3, the second pins 4 and the jack posts 3 in the plug housing 1 and the socket housing 6 are in a connected state, and the signal pins 7 and the signal jacks 8 are also in a connected state; as shown in fig. 4, the plug housing 1 and the socket housing 6 are separated by the housing separating assembly, so that the signal pin 7 and the signal jack 8 shown in fig. 5 are also separated, a low current loop is formed between the signal pin 7 and the signal jack 8, and when the loop is disconnected, a signal is given to the overall circuit of the connector to make the control part of the overall circuit disconnect the high current loop formed between the jack rod 3 and the second pin 4; as shown in fig. 6, the plug housing 1 and the socket housing 6 are completely separated, and no arc is generated at the moment when the jack post 3 and the second pin 4 are out of contact, because the signal pin 7 and the signal jack 8 are disconnected before the two are disconnected, and the large current loop is also disconnected when the signal pin 7 and the signal jack 8 are disconnected, so that the operator is not in danger of being injured by the arc.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 1 to 3, the housing separation assembly includes:

the rotating shaft 13 is fixed on the outer wall of the plug shell 1;

the guide grooves 16 are arranged on two sides of the outer wall of the plug shell 1 along the length direction of the jack rod 3, and an opening is formed in the edge of the plug shell 1;

a rotating handle 14 rotatably connected to the rotating shaft 13, wherein arc pushing grooves 141 are formed at both sides of the rotating handle 14, and an opening is formed at one end of each pushing groove 141;

a guide bar 21 fixed to an outer wall of the socket housing 6, the guide bar 21 being movable along the guide groove 16 and the push groove 141;

when the rotary handle 14 is rotated, the guide rod 21 can be moved along the pushing groove 141 and the guide rod 21 can be moved along the guide groove 16.

The rotation handle 14 of the shell separation assembly rotates around the rotating shaft 13, the guide rod 21 rotates in the guide groove 16 and the pushing groove 141, when the rotation handle 14 rotates, namely the pushing groove 141 rotates, the guide rod 21 moves along the pushing groove 141 under the driving of the pushing groove 141 and moves along the guide groove 16, the direction of the guide groove 16 is arranged along the length direction of the jack rod 3, so the socket shell 6 gradually keeps away from the plug shell 1 along the length direction of the jack rod 3, and the jack rod 3 and the second pin 4 can be gradually disconnected. As shown in fig. 6, the guide bars 21 of the socket housing 6 are pulled out from the openings at the side of the push grooves 141 and the guide grooves 16, and the socket housing 6 can be completely separated from the plug housing 1.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 3, a protrusion 131 for limiting is disposed on a side wall of the rotating shaft 13, a limiting groove 142 matching with the protrusion 131 is disposed at a connection position of the rotating handle 14 and the rotating shaft 13, and the protrusion 131 can move between two ends of the limiting groove 142. The protrusion 131 limits the rotation range of the rotary handle 14, and avoids damage to internal parts due to the fact that the rotation range is too large due to irregular operation in use.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 1 to 3, a secondary latch 15 is further disposed on one side of the plug housing 1, and the secondary latch 15 can lock the rotating handle 14 to limit the rotation of the rotating handle 14. The secondary locking catch 15 is composed of a sliding block mounted on the plug housing 1 and a return spring connected to the sliding block, and one end of the sliding block is provided with a clamping head which can be clamped into a groove on one side of the rotating handle 14. When the spring is naturally extended, the chuck grips the rotary handle 14 to limit its rotation.

Preferably, in the two-core elbow connector of this embodiment, one side of the jack rod 3 has a first jack capable of being plugged with one end of the first pin 2, and the jack rod 3 has a second jack capable of being plugged with one end of the second pin 4 along the axial direction. The structure of the jack rod 3 realizes the connection of two ends of the elbow.

Preferably, in the two-core elbow connector of the present embodiment, the inner portion of the second insertion hole is connected with the anti-hand-touch protection needle 31 by screw threads, one end of the anti-hand-touch protection needle 31 is exposed out of the second insertion hole, and the exposed portion is sleeved with the insulation protection cap; the second contact pin 4 with inner wall contact when jack pole 3 is connected protection needle 31, the outer wall contact the inner wall of second jack. The insulating protection cap of the touch-proof protection needle 31 can prevent a human hand from touching the second jack.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 2, one end of the second pin 4 is connected to a pin protection cap 41. The pin protection cap 41 can be detached to protect the end of the second pin 4 from abrasion, and the pin protection cap 41 is convenient to replace after being abraded.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 1, the shielding assembly includes a shielding plate 51 and a shielding collar 52. The shielding plate 51 includes front and rear shielding plates, and the shielding press ring 52 includes inner and outer shielding press rings to realize electromagnetic shielding around the first pin 2.

Preferably, the two-core elbow connector of the present embodiment, as shown in fig. 1, is provided with a detachable front cover 17 and a tail clip 18 at both ends of the plug housing 1. The front cover 17 and the tail clip 18 can be disassembled and assembled, so that the internal parts of the plug shell 1 can be conveniently installed and taken out.

Preferably, in the two-core elbow connector of the present embodiment, as shown in fig. 1, the front cover 17 and the tail clip 18 are provided with sealing rings therein. The sealing ring seals each contact pin inside, and waterproof and anti-oxidation are realized.

Preferably, the two-core elbow connector of the present embodiment is a two-core connector, two spaces for installing the pins and the sockets are provided in the housing, the diameter of the first pin 2 is 8mm, the diameter of the second pin is 9.1mm, and the inner diameter of the socket rod 3 is 9.1 mm.

Preferably, in the two-core elbow connector of the present embodiment, a claw for fixing the first pin 2 is provided in the plug housing 1, and a claw for fixing the second pin 4 is provided in the socket housing 6.

In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A two-core elbow connector, comprising:

the plug comprises a plug shell (1), wherein the plug shell (1) is L-shaped;

the first contact pin (2) is arranged at one end inside the plug shell (1);

the jack rod (3) is installed at the other end inside the plug shell (1), and the jack rod (3) is vertically connected with the first contact pin (2);

the socket shell (6) is connected to one end, provided with the jack rod (3), of the plug shell (1);

the second pin (4) is arranged in the socket shell (6) and can be inserted into the jack rod (3);

the rubber core component is coated outside the first contact pin (2) and used for fixing the first contact pin (2);

the shielding component (5) is sleeved outside the first contact pin (2) and the second contact pin (4) and is used for shielding external electromagnetic waves;

the signal contact pin (7) is fixed in the plug shell (1);

the signal jack (8) is fixed in the socket shell (6) and can be spliced with the signal pin (7);

and the shell separating component is mounted on the plug shell (1) and is used for separating the plug shell (1) and the socket shell (6) in a connecting state to disconnect the signal pins (7) and the signal jacks (8).

2. The two-core elbow connector of claim 1, wherein the housing separation assembly comprises:

the rotating shaft (13) is fixed on the outer wall of the plug shell (1);

the guide grooves (16) are arranged on two sides of the outer wall of the plug shell (1) along the length direction of the jack rod (3), and an opening is formed in the edge of the plug shell (1);

the rotating handle (14) is rotatably connected to the rotating shaft (13), arc-shaped pushing grooves (141) are formed in two sides of the rotating handle (14), and one ends of the pushing grooves (141) are provided with openings;

a guide bar (21) fixed on an outer wall of the socket housing (6), the guide bar (21) being movable along the guide groove (16) and the push groove (141);

when the rotating handle (14) rotates, the guide rod (21) can move along the pushing groove (141) and the guide rod (21) can move along the guide groove (16).

3. The two-core elbow connector according to claim 2, wherein the side wall of the rotating shaft (13) is provided with a protrusion (131) for limiting, the joint of the rotating handle (14) and the rotating shaft (13) is provided with a limiting groove (142) matched with the protrusion (131), and the protrusion (131) can move between two ends of the limiting groove (142).

4. A two-pin elbow connector as claimed in claim 3, wherein a secondary latch (15) is provided on one side of the plug housing (1), the secondary latch (15) being capable of locking the rotary handle (14) to restrict rotation of the rotary handle (14).

5. A two-core elbow connector as claimed in any one of claims 1 to 4, characterized in that the socket bar (3) has a first socket on one side which can be plugged with one end of the first pin (2), and the socket bar (3) has a second socket in the axial direction which can be plugged with one end of the second pin (4).

6. The two-core elbow connector according to claim 5, wherein the inside of the second jack is connected with an anti-hand-touch protection needle (31) by screw thread, one end of the anti-hand-touch protection needle (31) is exposed out of the second jack, and the exposed part is sleeved with an insulation protection cap; second contact pin (4) with inner wall contact when jack pole (3) are connected prevent touching hand protection needle (31), the outer wall contact the inner wall of second jack.

7. Two-core elbow connector according to any of claims 1-4, characterized in that a pin protection cap (41) is connected to one end of the second pin (4).

8. Two-core elbow connector according to any of claims 1-4, characterized in that the shielding assembly (5) comprises a shielding tab (51) and a shielding collar (52).

9. Two-core elbow connector according to any of claims 1-4, characterized in that the plug housing (1) is provided with a detachable front cover (17) and a tail clip (18) at both ends.

10. Two-core elbow connector according to claim 9, characterized in that sealing rings are provided in both the front cover (17) and the tail clip (18).