CN216085569U

CN216085569U - Grounding electric connector

Info

Publication number: CN216085569U
Application number: CN202122646193.6U
Authority: CN
Inventors: 胡正宇
Original assignee: Changzhou Amass Electronics Co ltd
Current assignee: Changzhou Amass Electronics Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-18
Anticipated expiration: 2031-11-01

Abstract

The utility model relates to a grounding electric connector, which comprises a female connecting piece and a male connecting piece which are mutually inserted; the female connecting piece at least comprises a female shell and an electrode inserting tube arranged in the female shell; the male connecting piece at least comprises a male shell and an electrode contact pin arranged in the male shell, the electrode contact pin is inserted in the electrode contact pin, and the female shell is inserted in the male shell; wherein, the number of the electrodes is 3, and the electrodes are respectively a positive electrode, a negative electrode and a grounding electrode. According to the utility model, the grounding electrode is arranged on the electric connector, so that the safety performance is improved; the rear end of the electrode insertion tube can be connected with a 90-degree wire and can also be connected with a 180-degree wire.

Description

Grounding electric connector

Technical Field

The utility model relates to a grounding electric connector.

Background

Connectors are electromechanical components that connect electrical lines. The existing electric connector is only provided with a positive electrode and a negative electrode, so that the safety performance is poor, the electric connector comprises a male connecting piece and a female connecting piece, the male connecting piece and the female connecting piece are mutually inserted, a contact pin of the existing male connecting piece is generally exposed, so that certain risks exist in safety, an installation part can be arranged on the male connecting piece, the contact pin is not exposed, but the existing installation part is symmetrically arranged, so that the phenomenon of mis-insertion is easy to occur, and safety accidents are easy to occur; and the male connecting piece and the female connecting piece are only inserted and connected and are easy to loosen, so that the connection between the male connecting piece and the female connecting piece is unstable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grounding electric connector.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the grounding electric connector comprises a female connecting piece and a male connecting piece which are mutually inserted;

the female connecting piece at least comprises a female shell and an electrode inserting tube arranged in the female shell;

the male connecting piece at least comprises a male shell and an electrode contact pin arranged in the male shell, the electrode contact pin is inserted in the electrode contact pin, and the female shell is inserted in the male shell;

wherein, the number of the electrodes is 3, and the electrodes are respectively a positive electrode, a negative electrode and a grounding electrode.

Further, the end of the electrode insertion tube is connected with a wire.

Further, the wire is arranged at 180 degrees with the electrode cannula.

Further, the wire is arranged at 90 ° to the electrode cannula.

Further, an end cover for closing the end part of the female connecting piece is arranged on the female connecting piece.

Furthermore, the end cover is provided with a threading hole through which the power supply line penetrates.

Furthermore, the end cover is clamped on the female shell.

Further, the end of the male housing is provided with an end cap closing the end of the male housing.

Further, the end cover is clamped on the male shell.

Further, the end of the male housing is directly mounted to the circuit board by a mounting plate.

Compared with the prior art, the utility model has the following characteristics:

1. the grounding electrode is arranged on the electric connector, so that the safety performance is improved;

1. the rear end of the electrode insertion tube can be connected with a 90-degree wire and can also be connected with a 180-degree wire;

2. the wire is fixed by glue pouring, so that the waterproof sealing effect is achieved;

3. the mounting part and the mounting groove are arranged asymmetrically, so that the fool-proof effect is achieved, and the phenomenon of misplug is avoided;

4. the elastic buckle is adopted to hook the clamping block of the male connecting piece, so that the male connecting piece and the female connecting piece are stably inserted;

5. the male connecting piece can be directly connected with the circuit board through the mounting plate, and the male connecting piece and the circuit board are convenient to mount.

Drawings

Fig. 1 is a schematic perspective view of a grounding electrical connector according to the present invention.

Fig. 2 is a schematic view of the electrode cannula ground structure of the ground electrical connector of the present invention.

Fig. 3 is a schematic view of another female connection member of the ground electrical connector of the present invention.

Fig. 4 is a schematic view of another male connection member of the ground electrical connector of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples. In the following description, any concept relating to the directionality or orientation of up, down, left, right, front and rear is given with respect to the position shown in the figures being described, and thus should not be construed as particularly limiting the technical solution provided by the present invention.

As shown in fig. 1, the ground connector of the present invention includes a female connector 10 and a male connector 20 which are inserted into each other, and the female connector 10 and the male connector 20 are electrically connected after being inserted into each other.

The female connecting piece 10 at least comprises a female shell 11 and 3 electrode inserting tubes 12 arranged on the female shell 11, wherein the 3 electrode inserting tubes 12 are respectively a positive electrode, a negative electrode and a grounding electrode; the female shell is made of a plastic material so as to play an insulating role; the electrode insertion tube 12 is a metal member to perform an electric conduction function.

An installation part 112 for installing the electrode insertion tube 12 is arranged at the front end (the end part close to the male connecting piece is the front end, and the end part far away from the male connecting piece is the rear end) of the female shell 11, the electrode insertion tube 12 is not exposed out of the installation part, the installation part 112 is 3 independently arranged installation columns, and the 3 installation columns are linearly arranged and asymmetrically arranged to play a fool-proof effect and avoid the occurrence of misplug; the asymmetric arrangement can be that the shapes of two mounting columns at the edge are different, or two adjacent mounting columns are symmetrically arranged; the three mounting posts may also be one piece.

Of course, installation department 112 is triangle-shaped setting, 3 the erection column can be independent setting, also can formula as an organic whole, preferably, triangle-shaped is non-equilateral triangle, plays the slow-witted effect of preventing, avoids appearing the mistake and inserts.

An end cover 30 is arranged at the rear end of the female shell 11, the end cover 30 is connected to the female shell 11 in a buckling mode, the end cover is a plastic piece and used for sealing the rear end of the female shell, a first buckle 111 is arranged on the female shell 11, a clamping groove 31 is formed in the end cover 30, and when the first buckle 111 is buckled, the first buckle 111 is clamped into the clamping groove 31, so that the buckling connection between the female shell and the end cover is achieved; one end face of the first buckle 111 is arranged to be an inclined face, and the clamping groove is an elastic piece, so that the clamping groove deforms when clamped, and the first buckle is easily clamped into the clamping groove.

The rear end of each electrode insertion tube is connected with a wire, and the wires are arranged on the electrode insertion tubes and then are sealed in a glue pouring manner so as to realize waterproof fixation; after glue filling and sealing, the end cover 30 is buckled to seal the rear end of the female shell, so that the wire interface and the electrode insertion tube are not exposed, the attractiveness is improved, and meanwhile, the safety is improved.

The wire and the electrode insertion tube are arranged at an angle of 180 degrees, namely, a wire outlet hole 32 for the wire to pass through is arranged at the rear end of the end cover 30; certainly, the electric wire may also be disposed at an angle of 90 ° with the electrode insertion tube, as shown in fig. 3, that is, a wire outlet 32 through which the electric wire passes is disposed on the side wall of the end cover 30, and a notch 121 through which the electric wire passes is also disposed at the rear end of the electrode insertion tube 12, so that the electric wire is prevented from being bent, the occupied area of the electric wire at the rear end portion is reduced, and the volume of the connector is reduced.

The male connector 20 at least comprises a male housing 21 and 3 electrode pins 22 arranged on the male housing 21, the electrode pins 22 are inserted into the electrode pins, and a plurality of slots 122 are uniformly arranged at the front end of the electrode pin 12, as shown in fig. 2, so that the pins in the male connector can be inserted, the pins and the jacks can be tightly connected, and the connection stability between the pins and the jacks can be improved.

The front end (the tip that is close to female connecting piece is the front end, and the tip of keeping away from female connecting piece is the rear end) of public casing 21 is provided with installation department matched with mounting groove 212 on the female casing 11, above-mentioned electrode contact pin does not expose in the mounting groove, and the back is inserted in mounting groove 212 to the installation department of female connecting piece, realizes being connected between female connecting piece and the public connecting piece.

The end cover 30 may be disposed at the rear end of the male housing 21, the end cover 30 is connected to the male housing 21 in a snap-fit manner to close the rear end of the housing 21, a second snap 211 is disposed on the male housing 21, and when the snap is engaged, the second snap 211 forces the second elastic snap groove to deform, so that the second snap 211 is snapped into the snap groove; at this moment, the rear end of above-mentioned electrode contact pin is connected with the electric wire, connects the back and carries out the encapsulating and seal to realize waterproof sealing, buckle upper end cover behind the encapsulating, in order to seal public casing rear end, in order to avoid electric wire and electrode contact pin to expose, improve the aesthetic property, improve the security simultaneously.

As shown in fig. 4, of course, the rear end of the male housing 21 may also be fixedly mounted on the mounting plate 40 without fastening an end cap, so as to form a board-insertion-type male connector, so that the male connector is directly connected with the circuit board, the rear end of the male housing 21 is provided with a positioning post 214, and the mounting plate 40 is provided with a positioning hole 41 matching with the positioning post 214, so as to realize the positioning and mounting of the male housing and the mounting plate; the electrode pins 22 extend out of the mounting plate 40 so that the electrode pins are electrically connected directly to the circuit board.

After the female connector and the male connector are inserted into each other, the female connector is clamped with the male connector, the female shell 11 is provided with an elastic buckle 113, the male shell 21 is provided with a fixture block 213, and the fixture block 213 protrudes out of the male shell 21; the elastic buckle 113 protrudes out of the female shell 11, the middle part of the elastic buckle is integrally formed on the outer surface of the female shell, one end of the elastic buckle forms a hook part, the other end of the elastic buckle forms an elastic part, a gap is formed between the elastic part and the outer surface of the female shell, so that the elastic part forms a certain moving space, after the elastic part is pressed, the hook part is tilted, the hook part is separated from the fixture block, and the separation between the male connecting piece and the female connecting piece is realized; the end part of the hook part is provided with the inclined surface, so that when the hook part is buckled, the hook part is forced to tilt by the fixture block, the elastic part deforms, and after the hook part crosses the fixture block, the elastic part returns under the action of the elastic part, so that the hook part hooks the fixture block, the male connecting piece and the female connecting piece are not easy to separate, and the connection stability of the grounding electric connector is ensured.

Finally, it should be noted that: the above examples are merely illustrative of the technical solutions of the present invention, and not limitative thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. An electrical ground connector, comprising: the grounding electric connector comprises a female connecting piece and a male connecting piece which are mutually inserted;

2. The grounding electrical connector of claim 1, wherein a wire is connected to the end of the electrode cannula.

3. The ground electrical connector of claim 2, wherein said wire is disposed 180 ° from said electrode cannula.

4. The ground electrical connector of claim 2, wherein said wire is disposed at 90 ° to said electrode cannula.

5. The ground electrical connector of claim 2, wherein an end cap is provided on the female connector to close the end of the female connector.

6. The grounding electric connector as claimed in claim 5, wherein the end cap is provided with a threading hole for the electric wire to pass through.

7. The ground electrical connector of claim 5, wherein said end cap is snap-fit to said female housing.

8. The ground electrical connector of claim 1 wherein the end of the male housing is provided with an end cap that closes the end of the male housing.

9. The ground electrical connector of claim 8, wherein said end cap is snap fit to said male housing.

10. The ground electrical connector of claim 1 wherein the end of the male housing is mounted directly to the circuit board by a mounting plate.