CN113381255B

CN113381255B - Conversion plug and socket assembly

Info

Publication number: CN113381255B
Application number: CN202010156488.2A
Authority: CN
Inventors: 张德永; 曾宪海
Original assignee: Shenzhen Yongminshangde Technology Deveopment Co ltd
Current assignee: Shenzhen Yongminshangde Technology Deveopment Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2022-10-25
Anticipated expiration: 2040-03-09
Also published as: CN113381255A

Abstract

The invention discloses a conversion plug, which comprises a shell and a pin assembly, wherein the bottom surface of the shell is provided with an inserting structure, and the pin assembly is arranged in a non-bottom surface area of the shell; the plug-in structure comprises a slot protruding out of the bottom surface of the shell, a conductive elastic sheet is arranged in the slot, and the conductive elastic sheet is electrically connected with the pin assembly; the edge of the bottom surface of the shell is also provided with a protruding containing cavity, an inserting block is arranged in the containing cavity, and one end of the inserting block can move towards the direction far away from the bottom surface of the shell and extend out of the containing cavity. The invention also discloses a socket assembly which comprises the conversion plug and the power adapter plug, wherein the conversion plug is detachably clamped on the power adapter plug. The conversion plug and the socket assembly provided by the invention have good plugging stability and high reliability.

Description

Conversion plug and socket assembly

Technical Field

The invention relates to the technical field of plugs, in particular to a conversion plug and a socket assembly.

Background

Sockets used in many different regions or countries in the world are different, and people who often go abroad must charge portable electronic devices such as mobile phones and notebook computers. The prior art discloses an adapter for a power adapter plug, which can be adapted to different countries and regions by being fitted with the plug. However, the plugging force is influenced by the process size, so that the adapter has the potential safety hazard of falling off in the charging process.

Disclosure of Invention

The invention aims to provide a conversion plug and a socket assembly which are good in plugging stability and high in reliability.

The technical scheme adopted by the conversion plug and socket assembly disclosed by the invention is as follows:

a conversion plug comprises a shell and a pin assembly, wherein the bottom surface of the shell is provided with an inserting structure, and the pin assembly is arranged in a non-bottom surface area of the shell; the plug-in structure comprises a slot protruding out of the bottom surface of the shell, a conductive elastic sheet is arranged in the slot, and the conductive elastic sheet is electrically connected with the pin assembly; the edge of the bottom surface of the shell is also provided with a protruding containing cavity, an inserting block is arranged in the containing cavity, and one end of the inserting block can move towards the direction far away from the bottom surface of the shell and extend out of the containing cavity.

According to the preferable scheme, the inserting block comprises an inserting block portion and a shifting portion, a window is formed in the side wall, far away from the edge close to the bottom face of the shell, of the containing cavity, the shifting portion extends out of the window, and the shifting portion is shifted to enable the inserting block portion to extend out of or into the containing cavity.

According to the preferable scheme, a limiting block is arranged in the accommodating cavity and is arranged on one side, far away from the window, of the insertion block, at least two shallow grooves are formed in the limiting block from top to bottom, protruding portions corresponding to the shallow grooves are arranged on the insertion block, and the shifting portions are shifted to enable the protruding portions to move to the other shallow grooves, so that the insertion block portion is adjusted to stretch out of or into the accommodating cavity.

Preferably, a spring is arranged in the accommodating cavity, the spring is arranged above the inserting block, and the spring is used for providing force for keeping the inserting block extending out of the accommodating cavity.

Preferably, the slots are provided with two groups, and the plug connectors are arranged between the two slots.

Preferably, the plug structure further comprises a plug part protruding from the bottom surface of the housing, and the plug part is a T-shaped clamping part.

Preferably, the top surface of the plug connector is slightly protruded to form a positioning fixture block.

Preferably, the plug structure further comprises a plug part protruding from the bottom surface of the housing, and the plug part is a T-shaped groove.

A socket assembly comprises a conversion plug and a power adapter plug, wherein the conversion plug is detachably clamped on the power adapter plug; the conversion plug comprises a shell and a pin assembly, wherein the bottom surface of the shell is provided with an inserting structure, the pin assembly is arranged in a non-bottom surface area of the shell, the inserting structure comprises an inserting groove protruding out of the bottom surface of the shell, a conductive elastic sheet is arranged in the inserting groove and electrically connected with the pin assembly, the edge of the bottom surface of the shell is also provided with a protruding accommodating cavity, an inserting block is arranged in the accommodating cavity, and one end of the inserting block can move towards the direction far away from the bottom surface of the shell and extend out of the accommodating cavity; the power adapter plug comprises a main body and a pin piece, wherein a containing groove for containing the pin piece is formed in the main body, the pin piece comprises a pin and a rotating shaft arranged at the tail end of the pin, the pin can be screwed out of the containing groove by taking the rotating shaft as a rotating center, and a groove opposite to the inserting block is formed in the containing groove; when the plug pins are positioned in the accommodating grooves, the plug structure of the conversion plug can move to the accommodating grooves, so that the plug pins extend into the slots of the conversion plug, meanwhile, the plug connectors of the conversion plug are matched with the plug connection parts of the power adapter plug, and the plug connection blocks extend out of the accommodating grooves downwards and extend into the grooves.

As a preferred scheme, the splicing structure further comprises a plug connector protruding out of the bottom surface of the shell, and a splicing part is arranged in the accommodating groove; when the plug pins are positioned in the accommodating grooves, the plug connectors of the conversion plugs are matched with the plug-in parts of the power adapter plugs.

The conversion plug and socket assembly disclosed by the invention has the beneficial effects that: when the conversion plug is required to be externally connected to the power adapter plug, the pin piece on the power adapter plug extends into the slot and is in contact conduction with the conductive elastic sheet in the slot, so that the pin piece of the power adapter plug is in contact conduction with the pin assembly of the multifunctional plug, and a user can select the corresponding conversion plug as required. And then one end of the plug-in block moves towards the direction far away from the bottom surface of the shell and extends out of the accommodating cavity, and the plug-in block continues to extend into the groove formed in the power adapter plug, so that the pin piece of the power adapter plug is prevented from withdrawing from the slot, and the stability and the reliability of connection are improved.

Drawings

Fig. 1 is a schematic view of the construction of the receptacle assembly of the present invention.

Fig. 2 is a disassembled schematic view of the receptacle assembly of the present invention.

Fig. 3 is a schematic structural diagram of the conversion plug of the present invention.

Fig. 4 is a schematic structural diagram of the plug block and the limiting block of the conversion plug of the invention.

Fig. 5 is a disassembled schematic view of the plug-in block and the limiting block of the conversion plug of the invention.

Fig. 6 is an assembled schematic view of the receptacle assembly of the present invention.

Fig. 7 is a schematic view of the power adapter plug of the receptacle assembly of the present invention.

Detailed Description

The invention will be further elucidated and described with reference to the embodiments and drawings of the specification:

referring to fig. 1, 2 and 3, a conversion plug 10 includes a housing 11 and a pin assembly 12, wherein a bottom surface of the housing 11 is provided with a plug structure 13, and the pin assembly 12 is disposed on a non-bottom surface region of the housing 11. Preferably, the pin assembly 12 is provided on the top surface of the housing 11.

The plug structure 13 includes a plug slot 131 protruding from the bottom surface of the housing 11. The socket 131 is used for receiving the pin member 22 of the power adapter plug 20, and the outlet of the socket 131 is horizontally oriented. The slot 131 is provided with a conductive spring 132, and the conductive spring 132 is electrically connected to the pin assembly 12. When the pin member 22 of the power adapter plug 20 extends into the slot 131, the conductive spring 132 is touched, and thus electrically connected to the pin assembly 12.

The bottom edge of the housing 11 further has a protruding receiving cavity 14, the receiving cavity 14 is provided with an inserting block 15 therein, one end of the inserting block 15 can move towards the direction away from the bottom of the housing 11 and extend out of the receiving cavity 14, and continue to extend into the groove 231 formed on the power adapter plug 20, thereby preventing the pin member 22 of the power adapter plug 20 from exiting from the slot 131. The stability and reliability of the connection are improved. Wherein, the accommodating cavity 14 abuts against one side of the slot 131 far away from the socket.

Referring to fig. 4 and fig. 5, the insertion block 15 includes an insertion block portion 151 and a shifting portion 152, a window 141 is formed on a side wall of the accommodating cavity 14 away from the edge near the bottom surface of the housing 11, the shifting portion 152 extends out of the window 141, and the shifting portion 152 is shifted to make the insertion block portion 151 extend out of or into the accommodating cavity 14.

In this embodiment, a limiting block 16 is disposed in the accommodating cavity 14, and the limiting block 16 is disposed on a side of the insertion block 15 away from the window 141. The stopper 16 is provided with at least two shallow grooves 161 from top to bottom. The insertion block 15 is provided with a convex portion corresponding to the shallow groove 161. The toggle part 152 is toggled to move the convex part from one shallow groove 161 to another shallow groove 161, so that the adjusting insert block part 151 extends out of or into the accommodating cavity 14. Specifically, the stopper 16 is provided with a sliding groove, the shallow groove 161 is provided in the sliding groove, and the insertion block 15 is provided in the sliding groove and can slide along the sliding groove.

In another embodiment, a spring is provided in the receiving cavity 14, and the spring is provided above the plug block 15, and the spring is used for providing a force for keeping the plug block 15 extending out of the receiving cavity 14.

Referring to fig. 2 and 3, in the above solution, the plug structure 13 further includes a plug member 132 protruding from the bottom surface of the housing 11. The plug 132 is used to match with the plug 24 of the power adapter plug 20, so as to improve the plugging force and stability. Wherein, the slot 131 is provided with two sets, and the plug connector 132 is arranged between two parallel slots 131.

In this embodiment, the plug 132 is a T-shaped plug. The top surface of the plug 132 protrudes slightly to form a positioning block 133, and the positioning block 133 is matched with the positioning groove on the power adapter plug 20. When the power adapter plug 20 is inserted into the insertion groove 131, the positioning blocks 133 are engaged with the positioning grooves, thereby completing the mating. In another embodiment, the plug 132 is a T-slot.

When the external connection of the conversion plug is needed, the pin piece 22 on the power adapter plug 20 extends into the slot 131 and is in contact conduction with the conductive elastic sheet 132 in the slot 131, so that the pin piece 22 of the power adapter plug 20 is in conduction with the pin component 12 of the multifunctional plug, and a user can select the corresponding conversion plug according to needs, therefore, the conversion plug is strong in adaptability and good in universality. Meanwhile, one end of the plug block 15 moves towards the direction far away from the bottom surface of the housing 11 and extends out of the accommodating cavity 14, and continues to extend into the groove 231 formed in the power adapter plug 20, so that the power adapter plug 20 is prevented from retreating from the slot 131, and the stability and reliability of connection are improved.

Referring to fig. 5 and 6, the present invention further discloses a socket assembly, which includes a conversion plug 10 and a power adapter plug 20, wherein the conversion plug 10 is detachably connected to the power adapter plug 20.

The conversion plug 10 includes a housing 11 and a pin assembly 12, the bottom surface of the housing 11 is provided with a plugging structure 13, the pin assembly 12 is disposed in a non-bottom surface region of the housing 11, the plugging structure 13 includes a slot 131 protruding from the bottom surface of the housing 11, a conductive elastic sheet 132 is disposed in the slot 131, the conductive elastic sheet 132 is electrically connected to the pin assembly 12, the bottom edge of the housing 11 further has a protruding accommodating cavity 14, a plugging block 15 is disposed in the accommodating cavity 14, and one end of the plugging block 15 can move towards a direction away from the bottom surface of the housing 11 and extend out of the accommodating cavity 14.

The power adapter plug 20 includes a main body 21 and a pin 22, wherein the main body 21 is provided with a receiving groove 23 for receiving the pin 22, the pin 22 includes a pin 221 and a rotating shaft 222 disposed at a tail end of the pin 221, the pin 221 can be screwed out of the receiving groove 23 by using the rotating shaft 222 as a rotating center, and the receiving groove 23 is provided with a groove 231 corresponding to the inserting block 15. The plug structure 13 further includes a plug member 132 protruding from the bottom surface of the housing 11, and the receiving groove 23 is provided with a plug portion 24.

When the pins 221 are located in the receiving grooves 23, the plug structure 13 of the conversion plug 10 can move to the receiving grooves 23, so that the pins 221 extend into the slots 131 of the conversion plug, and simultaneously, the plug member 132 of the conversion plug 10 is engaged with the plug portion 24 of the power adapter plug 20, and the plug block 15 extends downward out of the receiving cavity 14 and into the groove 231.

In order to further improve the insertion force and stability, first protruding strips 241 are formed on two surfaces of the insertion part 24 close to the pins 221 in a protruding manner, and the inner side wall of the accommodating groove 11 is recessed to form a first locking groove 232.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The conversion plug is characterized by comprising a shell and a pin assembly, wherein the bottom surface of the shell is provided with an inserting structure, and the pin assembly is arranged in a non-bottom surface area of the shell;

the plug-in structure comprises a slot protruding out of the bottom surface of the shell, a conductive elastic sheet is arranged in the slot, and the conductive elastic sheet is electrically connected with the pin assembly;

the edge of the bottom surface of the shell is also provided with a protruding accommodating cavity, an inserting block is arranged in the accommodating cavity, and one end of the inserting block can move towards the direction far away from the bottom surface of the shell and extend out of the accommodating cavity;

the plug-in block comprises a plug-in block part and a shifting part, a window is formed in the side wall of the accommodating cavity far away from the edge close to the bottom surface of the shell, the shifting part extends out of the window, and the shifting part is shifted to enable the plug-in block part to extend out of or into the accommodating cavity;

the positioning structure is characterized in that a limiting block is arranged in the accommodating cavity, the limiting block is arranged on one side, far away from the window, of the insertion block, at least two shallow grooves are formed in the limiting block from top to bottom, protruding portions corresponding to the shallow grooves are arranged on the insertion block, and the shifting portions are shifted to enable the protruding portions to move to the other shallow grooves, so that the insertion block portion is adjusted to stretch out or stretch into the accommodating cavity.

2. The conversion plug of claim 1, wherein a spring is disposed in the receiving cavity, the spring being disposed above the plug block, the spring being configured to provide a force that keeps the plug block extending out of the receiving cavity.

3. The conversion plug defined in any one of claims 1-2, wherein the mating structure further comprises a connector member protruding from the bottom surface of the housing, the connector member being a T-shaped clip member.

4. The patch plug of claim 3 wherein said top surface of said plug member is slightly convex to form a detent.

5. The transition plug defined in any one of claims 1-2, wherein the mating structure further comprises a connector projecting from the bottom surface of the housing, the connector being a T-slot.

6. A socket assembly, comprising the conversion plug as claimed in any one of claims 1 to 5 and a power adapter plug, wherein the conversion plug is detachably connected to the power adapter plug;

the conversion plug comprises a shell and a pin assembly, wherein the bottom surface of the shell is provided with an inserting structure, the pin assembly is arranged in a non-bottom surface area of the shell, the inserting structure comprises an inserting groove protruding out of the bottom surface of the shell, a conductive elastic sheet is arranged in the inserting groove and electrically connected with the pin assembly, the edge of the bottom surface of the shell is also provided with a protruding accommodating cavity, an inserting block is arranged in the accommodating cavity, and one end of the inserting block can move towards the direction far away from the bottom surface of the shell and extend out of the accommodating cavity;

the power adapter plug comprises a main body and a pin piece, wherein a containing groove for containing the pin piece is formed in the main body, the pin piece comprises a pin and a rotating shaft arranged at the tail end of the pin, the pin can be screwed out of the containing groove by taking the rotating shaft as a rotating center, and a groove opposite to the inserting block is formed in the containing groove;

when the plug pins are positioned in the accommodating grooves, the plug structure of the conversion plug can move to the accommodating grooves, so that the plug pins extend into the slots of the conversion plug, meanwhile, the plug connectors of the conversion plug are matched with the plug connection parts of the power adapter plug, and the plug connection blocks extend out of the accommodating grooves downwards and extend into the grooves.

7. The jack assembly of claim 6, wherein the mating structure further includes a plug member protruding from the bottom surface of the housing, the receiving cavity having a mating portion disposed therein;

when the plug pins are positioned in the accommodating grooves, the plug connectors of the conversion plugs are matched with the plug-in parts of the power adapter plugs.