CN211320406U

CN211320406U - Rotary pin-free plugging structure

Info

Publication number: CN211320406U
Application number: CN201922154025.8U
Authority: CN
Inventors: 吕中意; 赵丹
Original assignee: Southwestern Institute of Physics; Engineering and Technical College of Chengdu University of Technology
Current assignee: Southwestern Institute of Physics; Engineering and Technical College of Chengdu University of Technology
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-21
Anticipated expiration: 2029-12-05

Abstract

The utility model belongs to the electrical appliance technology, in particular to a rotary pin-free plugging structure, which comprises a socket and a plug, wherein the plug comprises a plug rotating pin, a plug electrified copper sheet, a plug knob and a plug connecting wire; the socket comprises a bottom box, an inner cover and an outer cover, wherein the inner cover is arranged at the bottom of the bottom box, and the outer cover covers the outer part of the inner cover; the bottom box comprises a shell and an electrical element box connected with the shell, and a socket electrified copper sheet is arranged on the shell; a clamping groove is formed in the center of the outer cover, and the shape of the clamping groove is consistent with that of the plug rotating pin; the whole clamping groove of enclosing cover of locating of plug is inside, and plug circular telegram copper sheet and socket circular telegram copper sheet block. The plug is used for effectively clamping and connecting the contact points through rotation and preventing the plug from sliding off the socket, so that the plug is particularly suitable for daily use and convenient to store; and the plugging and unplugging are not required to be performed vigorously. The designed socket has the structures of a clamping position, a screwing normal position and the like, and can be matched with the socket for use.

Description

Rotary pin-free plugging structure

Technical Field

The utility model belongs to the electrical apparatus technology, concretely relates to plug structure that rotary-type does not have plug pin socket-outlet to constitute.

Background

The plug and the socket are necessary components on electrical equipment in daily life, and because the thickness of the pressing sheets on the binding posts in the socket is different and the electric shock protection structure is different, the plug is not easy to insert and pull out when a user pulls out and inserts the plug.

Disclosure of Invention

The utility model aims at providing a rotary-type does not have plug structure of participating in has solved the difficult problem of inserting and being difficult for extracting of traditional plug, changes the protection of electric shock mode simultaneously, promotes socket plug's protection against electric shock ability.

The technical scheme of the utility model as follows:

the plug comprises a plug rotating pin, a plug electrifying copper sheet arranged on the plug rotating pin, a plug knob arranged at the center of the plug rotating pin and a plug connecting wire connected with the plug knob; the socket comprises a bottom box, an inner cover and an outer cover, wherein the inner cover is arranged at the bottom of the bottom box, and the outer cover covers the outer part of the inner cover; the bottom box comprises a shell and an electrical element box connected with the shell, and a socket electrified copper sheet is arranged on the shell; a clamping groove is formed in the center of the outer cover, and the shape of the clamping groove is consistent with that of the plug rotating pin; the whole clamping groove of enclosing cover of locating of plug is inside, and plug circular telegram copper sheet and socket circular telegram copper sheet block.

The plug screwing pin is in the shape of a circle, three straight plates are uniformly distributed on the circle, the outer end of the bottom of each straight plate is provided with a plug electrifying copper sheet, and the bottom of one of the straight plates is provided with a plug clamping screwing hole; the shell is provided with a ball body which is matched with the plug clamping and rotating hole.

The three straight plates are radially and uniformly distributed relative to the circle.

A plug clamping column groove is processed in the center of the plug rotating pin, a three-pin plug knob is placed in the groove, and a plug connecting wire is connected to the plug knob; and a clamping column is arranged at the center of the shell and is matched with the clamping column groove of the plug.

The plug knob is provided with a plug indicating angle; the outer cover is provided with a clamping indication angle and a screwing normal indication angle which are matched with the plug indication angles respectively.

The surface of the plug knob is higher than the surface of the plug screw foot.

The inner cover is provided with mounting holes for mounting the socket electrified copper sheet and the clamping columns.

The utility model discloses an effect as follows: the plug without pins is designed, the effective clamping connection of the contact points is carried out through rotation, the plug is prevented from sliding from the socket, and the plug socket is particularly suitable for daily use and convenient to store; and the plugging and unplugging are not required to be performed vigorously. The designed socket has a structure of being clamped in a position and being screwed in a normal position, and can be matched with the socket for use.

Drawings

FIG. 1 is a schematic view of the bottom structure of a rotary pinless plug;

FIG. 2 is a front view of a rotary pinless plug;

FIG. 3 is a schematic diagram of a plug inserted into a socket to form a plugging structure;

FIG. 4 is a schematic view of the plug being rotated and energized within the receptacle;

FIG. 5 is a schematic view of a rotary wall socket base case without a jack;

FIG. 6 is a schematic view of the inner cover structure of the rotary type wall socket without a hole;

FIG. 7 is a schematic view of the structure of the outer cover of the rotary wall socket without a hole

FIG. 8 is a schematic view of a rotary wall socket without a receptacle;

in the figure: 1. a bottom case; 2. an inner cover; 3. an outer cover; 4. a plug; 5. clamping the column; 6. a clamping groove is formed; 7. clamping into an indication angle; 8. screwing a normal indication angle; 9. the socket is provided with a copper sheet; 10. a ball body; 11. a housing; 12. an electric component box; 13. a plug knob; 14. a plug indication angle; 15. a plug rotating pin; 16. the plug is electrified with a copper sheet; 17. the plug is clamped in the column groove; 18. the plug is clamped in the rotary hole; 19. and connecting the plug with a wire.

Detailed Description

The present invention will be further explained with reference to the drawings and the detailed description.

The rotary pin-free plugging structure comprises a socket and a plug.

As shown in fig. 1 and 2, the rotary type pinless plug body has a plug screw 15 in the shape of three straight plates uniformly distributed on a circle. The outer end of the bottom of each straight board is provided with a plug power-on copper sheet 16, and the bottom of one straight board is provided with a plug bayonet hole 18. The round bottom center of the plug screw pin 15 is provided with a plug clamping column groove 17, the round front center is provided with three radial mounting grooves with the shapes corresponding to the three straight plates, a plug knob 13 with three pins is arranged in the mounting grooves, and the plug knob 13 is connected with a plug connecting wire 19. The surface of the plug knob 13 is higher than the circular surface of the plug screw leg 15, and the plug knob 13 protrudes from the plug screw leg 15. A plug indicator angle 14 is mounted on one leg of the plug knob 13.

As shown in fig. 5 to 8, the rotary type wall socket without a jack includes a bottom case 1, an inner cap 2, and an outer cap 3.

As shown in fig. 5, the back case 1 includes a case 11, and an electric component case 12 connected to the case 11. Wherein the center of the shell 11 is provided with a clamping column 5 as a structure matched with the clamping column groove 17 of the plug. Meanwhile, the shell 11 is also provided with a socket electrified copper sheet 9 and a ball body 10, the socket electrified copper sheet 9 is matched with the plug electrified copper sheet 16, and when the socket and the plug are installed, the socket electrified copper sheet 9 is connected with the plug electrified copper sheet 16 for electrification. The ball body 10 cooperates with the plug bayonet holes 18 and also serves to locate the socket and plug.

As shown in fig. 6, the inner lid 2 is formed with mounting holes for mounting the socket-energizing copper tabs 9 and the clip posts 5. The inner cover 2 is arranged at the bottom of the bottom box 1, and the mounting hole on the inner cover 2 is matched with the socket electrified copper sheet 9 and the clamping column 5 on the bottom box 1.

As shown in fig. 7, the outer cover 3 is centrally provided with a snap-in groove 6, and the shape of the snap-in groove 6 is consistent with the shape of the plug screw pin 15. And a clamping indication angle 7 and a screwing normal indication angle 8 are processed on the outer cover 3, and are respectively matched with a plug indication angle 14, and prompt structures are formed after the clamping position and the screwing normal position correspond.

As shown in the complete socket diagram of fig. 8, the outer cap 3 covers the outer portion of the inner cap 2, and the snap post 5 penetrates through the inner cap 2 and is located in the snap groove 6 at the center of the outer cap 3.

As shown in fig. 3, the plug 4 is entirely installed in the snap-in groove 6 of the outer cover 3 of the socket, wherein the plug knob 13 is a hand-held part of a user; the plug indication angle 14 corresponds to the positions of the clamping indication angle 7 and the screwing normal indication angle 8 on the corresponding socket and is a clamping and screwing operation prompting structure; the plug electrifying copper sheet 16 on the plug rotating pin 15 is clamped with the socket electrifying copper sheet 9 to realize electrifying; the plug clamping column groove 17 is matched with the clamping column 5 and used for fixing a plug; the plug clamping rotary hole 18 is used for being matched with the ball body 10 on the socket; the plug connecting wire 19 is a flexible cable for connecting an electric appliance.

As shown in fig. 4, when the connection is powered on, the clamping column 5 is clamped in the clamping column groove 17 in a matching manner according to the matching indication of the clamping indication angle 7 and the plug indication angle 14, and the plug rotary knob 13 is rotated to clamp the plug rotary pin 15 into the clamping groove 6 on the bottom case 1; according to the visual indication of the matching of the screwing normal indication angle 8 and the plug indication angle 14, the plug knob 13 of the plug 4 with 45 degrees is rotated anticlockwise to an accurate position, so that the sound of the ball in the ball body 10 entering the plug clamping rotation prompting hole 18 can be heard, the vibration of the ball in the ball body 10 entering the plug clamping rotation prompting hole 18 is sensed in the sense of touch, and meanwhile, the socket electrifying copper sheet 9 is connected with the plug electrifying copper sheet 16 for electrifying.

Plug rotating and moving: the plug knob 14 is rotated clockwise, the balls in the ball bodies 10 slide out of the plug clamping rotation prompting hole 18, the plug knob 14 rotates clockwise 45 degrees to the position where the clamping indicating angle 7 is matched with the plug indicating angle 14 to indicate, and the plug can be moved out.

Claims

1. Rotary-type does not have base pin plug structure, including socket and plug, its characterized in that: the plug comprises a plug screwing pin (15), a plug electrifying copper sheet (16) arranged on the plug screwing pin (15), a plug knob (13) arranged at the center of the plug screwing pin (15), and a plug connecting wire (19) connected with the plug knob (13); the socket comprises a bottom box (1), an inner cover (2) and an outer cover (3), wherein the inner cover (2) is arranged at the bottom of the bottom box (1), and the outer cover (3) covers the outer part of the inner cover (2); the bottom box (1) comprises a shell (11) and an electrical element box (12) connected with the shell (11), wherein a socket electrified copper sheet (9) is arranged on the shell (11); a clamping groove (6) is formed in the center of the outer cover (3), and the shape of the clamping groove (6) is consistent with that of the plug rotating pin (15); the whole plug is arranged in a clamping groove (6) of the outer cover (3), and the plug electrified copper sheet (16) is clamped with the socket electrified copper sheet (9).

2. The rotary pinless plug structure of claim 1, wherein: the plug screwing pin (15) is in the shape of a circle, three straight plates are uniformly distributed on the circle, the outer end of the bottom of each straight plate is provided with a plug electrifying copper sheet (16), and the bottom of one of the straight plates is provided with a plug clamping screwing hole (18); the shell (11) is provided with a ball body (10), and the ball body (10) is matched with the plug clamping and rotating hole (18).

3. The rotary pinless plug structure of claim 2, wherein: the three straight plates are radially and uniformly distributed relative to the circle.

4. The rotary pinless plug structure of claim 1, wherein: a plug clamping column groove (17) is machined in the center of the plug screw pin (15), a three-pin plug knob (13) is placed in the groove, and a plug connecting wire (19) is connected to the plug knob (13); and a clamping column (5) is arranged at the center of the shell (11) and is matched with the clamping column groove (17) of the plug.

5. The rotary pinless plug structure of claim 1, wherein: a plug indicating angle (14) is arranged on the plug knob (13); the outer cover (3) is provided with a clamping indication angle (7) and a screwing normal indication angle (8), and the plug indication angles (14) are matched with each other.

6. The rotary pinless plug structure according to any one of claims 1 to 4, wherein: the surface of the plug knob (13) is higher than the surface of the plug screw foot (15).

7. The rotary pinless plug structure of any one of claims 1 or 4, wherein: the inner cover (2) is provided with mounting holes for mounting the socket electrified copper sheet (9) and the clamping columns (5).