CN211743505U

CN211743505U - Two-phase-to-three-phase plug

Info

Publication number: CN211743505U
Application number: CN202020805553.5U
Authority: CN
Inventors: 周广森; 董少军
Original assignee: Jining Haifu Electronic Technology Co Ltd
Current assignee: Jining Haifu Electronic Technology Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-10-23
Anticipated expiration: 2030-05-15

Abstract

A two-phase to three-phase plug relates to the technical field of plugs and solves the problem that two-phase plugs or three-phase plugs are not universal, and comprises a base body, a cover body, a ground wire pin and a zero-fire wire pin, wherein a rotating shaft is arranged at the bottom of the ground wire pin, the ground wire pin can freely rotate around the rotating shaft, two end points of the rotating shaft are connected with a copper plate extending out of the ground wire terminal to realize connection with a ground wire, the rotating shaft is fixed on a base of the base body, the zero-fire wire pin is fixed on the base in a rotating connection mode, the bottom of the zero-fire wire pin is arranged in a cylindrical structure, a jack is arranged in the middle of the cylindrical structure, a spring piece is arranged in the jack, a pedal is arranged in the middle of the spring piece, the other end of the pedal is fixed; the plug can realize the conversion of two-phase and three-phase, stable in structure, and the integration degree is high, and the practicality is strong.

Description

Two-phase-to-three-phase plug

Technical Field

The utility model relates to a plug especially relates to a double-phase three-phase plug that changes.

Background

The plug of the electrical appliance is usually a two-phase plug or a three-phase plug, so the two-phase plug or the three-phase plug is usually arranged separately by the power socket, but in some special positions, the situation that the two-phase plug or the three-phase plug is not universal is often met, but the socket is time-consuming and labor-consuming to modify. A way is urgently needed, two-phase plugs and three-phase plugs can be freely exchanged, and therefore the requirements of various occasions can be met.

Disclosure of Invention

In order to solve the problem, the utility model provides a double-phase changes three-phase plug provides the plug that the phase number can change. In order to achieve the above purpose, the utility model adopts the following technical scheme: a two-phase-to-three-phase plug comprises a base body, a cover body, a ground wire plug pin and a zero-live wire plug pin, wherein a rotating shaft is arranged at the bottom of the ground wire plug pin, the ground wire plug pin can freely rotate around the rotating shaft, two end points of the rotating shaft are connected with a copper plate extending out of the ground wire terminal to realize connection with the ground wire, the rotating shaft is fixed on a base of the base body, the zero-live wire plug pin is fixed on the base in a rotating connection mode, the bottom of the zero-live wire plug pin is of a cylindrical structure, a jack is arranged in the middle of the cylindrical structure, a spring piece is arranged in the jack, a pedal is arranged in the middle of the spring piece, the other end of the pedal is fixed on the.

Further, the spring plate is provided in an arcuate configuration.

Furthermore, the two sides of the zero-fire wire pin are provided with the check blocks, the check blocks are in a high-low check edge structure, and when the zero-fire wire pin is in a three-phase state, the high check edges play a limiting role; when in a two-phase state, the low flange plays a limiting role.

Further, the zero-fire line is participated in and is provided with the boss, is provided with the draw-in groove on the base, mutually supports, prevents that zero-fire line is participated in and is deviate from.

Furthermore, the ground wire pin is provided with a limiting groove, and when the ground wire pin is recovered, the limiting groove is matched with the cover body to firmly fix the ground wire pin; when the three-phase state is achieved, the limiting groove is matched and fixed with the base body and then fixed by the cover body, and the ground wire plug pins are locked.

Further, the cover body is connected with the base body through a buckle or a bolt.

Compared with the prior art, the utility model discloses following beneficial effect has: the plug can realize the conversion of two-phase and three-phase, stable in structure, and the integration degree is high, and the practicality is strong.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the internal structure of the plug;

FIG. 3 is a schematic structural diagram of the working principle of the zero-fire wire pin;

FIG. 4 is a schematic diagram of the ground pin configuration;

in the drawings: 1. the base body 11, the base 2, the cover 3, the ground wire pins 31, the limiting grooves 4, the zero-fire wire pins 41, the jacks 5, the rotating shaft 6, the spring pieces 7, the pedal 8 and the stop blocks.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described with reference to fig. 1, fig. 2, fig. 3, fig. 4 and specific embodiments.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a two-phase to three-phase plug includes a base body 1, a cover body 2, a ground pin 3 and a zero-live wire pin 4, wherein a rotation shaft 5 is disposed at the bottom of the ground pin 3, the ground pin 3 can rotate freely around the rotation shaft 5, two ends of the rotation shaft 5 are connected with a copper plate extending from the ground pin to realize connection with the ground wire, the rotation shaft 5 is fixed on a base 11 of the base body 1, the zero-live wire pin 4 is fixed on the base 11 in a rotation connection manner, the bottom of the zero-live wire pin 4 is configured to be a cylindrical structure, an insertion hole 41 is disposed at the middle of the cylindrical structure, a spring plate 6 is disposed in the insertion hole 41, a pedal 7 is disposed at the middle of the spring plate 6, the other end of the pedal 7 is fixed on the base 11, the cover, the plug is closed.

Further, the spring plate 6 is provided in an arcuate configuration.

Furthermore, two sides of the zero-fire wire pin 4 are provided with stop blocks 8, the stop blocks 8 are arranged in a high-low stop edge structure, and when the zero-fire wire pin is in a three-phase state, the high stop edges play a limiting role; when in a two-phase state, the low flange plays a limiting role.

Further, the zero-live wire is inserted in 4 and is provided with the boss, is provided with the draw-in groove on the base 11, and the boss is connected with the draw-in groove, prevents that the zero-live wire is inserted in 4 and deviates from.

Furthermore, the ground wire pin 3 is provided with a limiting groove 31, and when the ground wire pin 3 is recovered, the limiting groove 31 is matched with the cover body 2 to firmly fix the ground wire pin 3; when the ground wire is in a three-phase state, the limiting groove 31 is matched and fixed with the base body 1 and then fixed by the cover body 2, and the ground wire pin 3 is locked.

Further, the cover 2 is connected to the base 1 by a fastener or a bolt.

The utility model discloses a theory of operation and working process as follows: the cover body 2 is opened, the recovered ground wire pins 3 are rotated out, the pedal 7 is not pressed by the ground wire pins 3, the pedal 7 is loosened, the spring pieces 6 are restored to be arched, the spring pieces 6 generate inward tension on the zero-fire wire pins 4, the zero-fire wire pins 4 rotate to form a certain angle, and the cover body 2 is covered, so that two-phase rotation and three-phase rotation can be realized; the cover body 2 is opened, the ground wire pin 3 is screwed back, the pedal 7 is pressed, an outward acting force is generated on the spring piece 6, the spring piece 6 is pressed to be flat, the zero-fire wire pin 4 automatically returns to a parallel position, the cover body 2 is covered, and three-phase to two-phase conversion is completed.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A two-phase-to-three-phase plug comprises a base body (1), a cover body (2), a ground wire pin (3) and a zero-live wire pin (4), and is characterized in that a rotating shaft (5) is arranged at the bottom of the ground wire pin (3), the ground wire pin (3) can freely rotate around the rotating shaft (5), two end points of the rotating shaft (5) are connected with a copper plate extending out of the ground wire pin, the rotating shaft (5) is fixed on a base (11) of the base body (1), the zero-live wire pin (4) is fixed on the base (11) in a rotating connection mode, the bottom of the zero-live wire pin (4) is of a cylindrical structure, an inserting hole (41) is formed in the middle of the cylindrical structure, a spring piece (6) is arranged in the inserting hole (41), a pedal (7) is arranged in the middle of the spring piece (6), and the other end of the pedal (, the cover body (2) is arranged on the base body (1).

2. A two-phase to three-phase plug according to claim 1, wherein the spring plate (6) is provided in an arcuate configuration.

3. A two-phase to three-phase plug according to claim 1, wherein the zero or live pin (4) is provided with stops (8) on both sides thereof, said stops (8) being arranged in a high or low stop configuration.

4. A two-phase to three-phase plug according to claim 1, wherein the zero-power pin (4) is provided with a boss, and the base (11) is provided with a slot, the boss being connected to the slot.

5. A two-to-three phase plug as claimed in claim 1, characterised in that the ground pin (3) is provided with a limiting groove (31).

6. A two-phase to three-phase plug according to claim 1, wherein the cover (2) is connected to the base (1) by means of a snap or a bolt.