CN217281550U

CN217281550U - Converter of revolution national standard socket

Info

Publication number: CN217281550U
Application number: CN202123031228.1U
Authority: CN
Inventors: 罗伊轩
Original assignee: Hangzhou Dongchan Temperature Control Equipment Co ltd
Current assignee: Hangzhou Dongchan Temperature Control Equipment Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-08-23
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a revolution national standard socket's converter aims at providing the high revolution national standard socket's of security performance converter. It includes the casing, and the one end of casing is equipped with public head, and public head includes inner core and bayonet joint, and the inner core is located the inside of casing and can dismantle with the casing and be connected, and the bayonet joint is located the outside of casing, and the one end of bayonet joint can be dismantled with inner core and casing respectively and be connected, and the other end of casing is equipped with the socket, and the socket can be dismantled with the casing and be connected, is equipped with overload protection ware in the casing, and the one end of socket is passed through overload protection ware and is connected with the inner core electricity, and the other end of socket is equipped with a plurality of socket. The beneficial effects of the utility model are that: the inner core and the socket are convenient to mount, dismount and maintain respectively, and electricity safety is facilitated; the safety performance is high; the pin deformation prevention device is beneficial to preventing the pin from being deformed under the action of external force, plays a good protection role on the pin, is beneficial to prolonging the service life of the converter, and is convenient to carry when going out.

Description

Converter of revolution national standard socket

Technical Field

The utility model belongs to the technical field of the relevant technique of converter and specifically relates to indicate a converter of revolution national standard socket.

Background

The converter is mainly used for converting a socket or a plug in one form into a socket or a plug in another form, so that the electric connection between different plug connectors is realized conveniently.

The existing converter has a single structural function and low safety performance, and is likely to have overload, short circuit and other abnormal conditions during operation, so that the current is too high or the temperature is too high, but the circuit cannot be automatically disconnected, the circuit is easily damaged, even a fire disaster occurs, and extremely serious results are brought; meanwhile, the whole layout is not compact and stable enough, and the occupied space is large.

SUMMERY OF THE UTILITY MODEL

The utility model provides a converter of revolution national standard socket that security performance is high in order to overcome the not enough that converter security performance is low among the prior art.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a converter of revolution national standard socket, it includes the casing, the one end of casing is equipped with public head, public head includes inner core and bayonet joint, the inner core is located the inside of casing and can dismantle with the casing and be connected, the bayonet joint is located the outside of casing, the one end of bayonet joint can be dismantled with inner core and casing respectively and be connected, the other end of casing is equipped with the socket, the socket can be dismantled with the casing and be connected, be equipped with overload protection ware in the casing, the one end of socket is connected with the inner core electricity through overload protection ware, the other end of socket is equipped with a plurality of socket.

The utility model discloses a safety protection device for electric bicycle, including casing, inner core and bayonet joint, the one end of casing is equipped with public head, public head includes inner core and bayonet joint, the inner core is located the inside of casing and can dismantle with the casing and be connected, is convenient for install and dismantle the inner core and maintain and do benefit to the power consumption safety, the bayonet joint is located the outside of casing, is convenient for peg graft with corresponding female first, the one end of bayonet joint can dismantle with inner core and casing respectively and is connected, is convenient for install and dismantle the maintenance to the inner core, the other end of casing is equipped with the socket, the socket can be dismantled with the casing and be connected, is convenient for install and dismantle the maintenance to the socket, be equipped with overload protector in the casing, the one end of socket is connected with the inner core electricity through overload protector, the other end of socket is equipped with a plurality of socket. When the circuit is overloaded, the overload protector can automatically disconnect the circuit in the switching circuit, so that the circuit is protected from being dangerous, and the aim of high safety performance is fulfilled.

Preferably, the inner core comprises a mounting seat and a plurality of pins, the mounting seat is located in the shell, one end of the plug-in connector is detachably connected with the mounting seat and the shell respectively, a plurality of slots corresponding to the pins one to one are formed in the other end of the plug-in connector, one ends of the pins penetrate through the mounting seat and are electrically connected with the socket, and the other ends of the pins penetrate through the centers of the bottoms of the corresponding slots and are located in the slots. The pins are arranged in the slots, so that the pins are prevented from being exposed in the use process of the converter to cause electric shock danger, the safety is improved, meanwhile, the pins are prevented from being deformed under the action of external force, the pins are well protected, the service life of the converter is prolonged, and the converter is convenient to carry outside.

Preferably, the socket comprises a base and an end cover, the base is detachably mounted in the shell, the base is provided with a three-core jack and a two-core jack, conductive metal sheets are fixed in the three-core jack and the two-core jack, the conductive metal sheets are electrically connected with corresponding pins, the end cover is detachably connected with the end of the shell, the socket is located on the end cover, the socket comprises a three-core jack corresponding to the three-core jack and a two-core jack corresponding to the two-core jack, one side of the base is detachably connected with the inner core, the other side corresponding to the base is provided with a limiting frame, the limiting frame is detachably connected with the base, a three-plug protective door corresponding to the three-core jack and a two-plug protective door corresponding to the two-core jack are arranged in the limiting frame, and the three-plug protective door and the two-plug protective door are both connected with the base in a sliding manner. Specifically, the two-core jack and the ground wire jack on the three-core jack are on the same straight line, the straight line is parallel to the straight line formed by the live wire jack and the zero line jack on the three-core jack, the three-plug protective door completely covers the live wire jack and the zero line jack, the two-plug protective door completely covers the two-core jack and is provided with a rectangular hole corresponding to the ground wire jack, one side of the three-plug protective door is close to the two-plug protective door, the other corresponding side of the three-plug protective door is far away from the two-plug protective door, one side of the three-plug protective door, which is far away from the two-plug protective door, is provided with two inclined grooves corresponding to the live wire jack and the zero line jack respectively, the inclined grooves are positioned on the top surface of the three-plug protective door, the bottom surface of the three-plug protective door is provided with a rectangular groove, one side of the rectangular groove is opened and is close to one side of the two-plug protective door, the other side corresponding to the rectangular groove is provided with a guide inclined surface, the seat body is provided with an elastic telescopic column, one end of the elastic telescopic column is fixedly connected with the seat body, the other end of the elastic telescopic column penetrates through the limiting frame, is located in the rectangular groove and corresponds to the guide inclined plane, the other end of the elastic telescopic column is shaped like a sphere, one side, close to the three-insertion protective door, of the two-insertion protective door is close to the three-insertion protective door, the other side, corresponding to the three-insertion protective door, of the two-insertion protective door is far away from the three-insertion protective door, one side, close to the three-insertion protective door, of the two-insertion protective door is provided with two inclined grooves corresponding to the two core jacks, the rectangular hole is located between the two inclined grooves, one side, close to the three-insertion protective door, of the two-insertion protective door is provided with a guide block corresponding to the rectangular groove, and the guide block is provided with a guide inclined plane matched with the elastic telescopic column. When the three-core plug is required to be inserted into the three-core jack, the three-core plug acts on the chute and drives the three-plug protective door to slide to one side of the two-plug protective door, until the three-core plug is completely inserted into the three-core jack, the elastic telescopic column is completely compressed at the moment, when the three-core plug is pulled out, the elastic telescopic column gradually resets along the guide inclined plane and drives the three-plug protective door to reversely slide, the three-plug protective door completely covers the live wire jack and the zero wire jack again, the working principle of the two-plug protective door is the same as that of the three-plug protective door, so that the three-core jack and the two-core jack are well protected, and the safety performance is favorably improved.

Preferably, the end cover is provided with a through hole, the overload protector is detachably mounted on the side face of the base body, one end of the overload protector is provided with a button matched with the through hole, the button is located in the through hole and is in sealing connection with the through hole, the other end of the overload protector is provided with two metal lugs, and the metal lugs are respectively and electrically connected with corresponding pins and corresponding conductive metal sheets. The overload protector can automatically disconnect the circuit, and can also control the disconnection of the circuit through a button, so that the safety performance is high.

Preferably, one side of the mounting seat is detachably connected with the plug, the other side corresponding to the mounting seat is provided with a plurality of uniformly distributed limiting columns, one end of each limiting column is fixedly connected with the mounting seat, the other end of each limiting column is provided with a limiting groove, one side of the base is provided with a plug-in column matched with the limiting groove, one end of each plug-in column is fixedly connected with the base, the other end of each plug-in column is located in the limiting groove, a limiting block is fixed on the side surface of each plug-in column, one end of each limiting block is fixedly connected with the base, the other end of each limiting block is contacted with the end of the corresponding limiting column, the end cover is detachably connected with the shell and is contacted with one side of the limiting frame, and the other side corresponding to the limiting frame is detachably connected with the base. The mounting seat and the limiting frame are connected and fixed with the shell through the end cover and then are compressed, so that the limiting column is limited through the limiting block while the inserting column on the mounting seat is inserted into the limiting groove, and the stability of the mounting structure of the mounting seat is guaranteed, and the mounting structure is convenient and quick to dismount and mount; the overall structure layout is more compact, the occupied space is small, and the carrying is convenient.

Preferably, the number of the pins is seven, the seven pins comprise two grounding signal pins, a grounding power taking head, three live wire power taking heads and a zero line power taking head, one end of each grounding signal pin, one end of each grounding power taking head, one end of each live wire power taking head and one end of each zero line power taking head are located in corresponding slots, and the other end of each grounding signal pin, the other end of each grounding power taking head, the other end of each live wire power taking head and the other end of each zero line power taking head are located in the shell and are electrically connected with the socket.

Preferably, the three-core jack comprises a live wire jack, a zero line jack and a ground wire jack, the conductive metal sheet in the live wire jack is electrically connected with the three live wire power-taking heads through one metal wiring sheet, the conductive metal sheet in the zero line jack is electrically connected with the zero line power-taking heads through the other metal wiring sheet, and the conductive metal sheet in the ground wire jack is electrically connected with the two ground signal pins and the ground power-taking heads respectively. Two metal lugs in the overload protection device are respectively connected into a live wire circuit and a zero line circuit, so that the circuit is interrupted by a conversion circuit when the circuit is overloaded, danger is prevented, safety performance is high, and an indicating lamp can be arranged in the shell for indicating whether the circuit is in a normal state or not.

The utility model has the advantages that: the inner core and the socket are convenient to mount, dismount and maintain respectively, and electricity safety is facilitated; the safety performance is high; the pin is prevented from being deformed under the action of external force, the pin is well protected, the service life of the converter is prolonged, and the pin is convenient to carry; the overall structure layout is more compact, and the occupied space is small.

Drawings

Fig. 1 and 4 are schematic structural views of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is an exploded view of the internal structure of the socket.

In the figure: 1. the novel power supply comprises a shell, 2 parts of a male plug, 3 parts of an inner core, 4 parts of a plug connector, 5 parts of a socket, 6 parts of an overload protector, 7 parts of a socket, 8 parts of a mounting seat, 9 parts of pins, 10 parts of a slot, 11 parts of a base body, 12 parts of an end cover, 13 parts of a three-core jack, 14 parts of a two-core jack, 15 parts of a through hole, 16 parts of a three-jack, 17 parts of a two-jack, 18 parts of a limiting frame, 19 parts of a three-jack protection door, 20 parts of a two-jack protection door, 21 parts of a button, 22 parts of a metal lug, 23 parts of a limiting column, 24 parts of a plug-in column, 25 parts of a limiting block, 26 parts of a grounding signal pin, 27 parts of a grounding power taking head, 28 parts of a live wire power taking head, 29 parts of a zero line power taking head, 30 parts of a rectangular hole, 31 parts of a chute, 32 parts of a rectangular groove, 33 parts of a guiding inclined plane, 34 parts of an elastic telescopic column and 35 parts of a guiding block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the embodiment shown in fig. 1 and 2, a converter of a revolution national standard socket comprises a shell 1, wherein a male plug 2 is arranged at one end of the shell 1, the male plug 2 comprises an inner core 3 and a plug 4, the inner core 3 is positioned inside the shell 1 and detachably connected with the shell 1, the plug 4 is positioned outside the shell 1, one end of the plug 4 is detachably connected with the inner core 3 and the shell 1 respectively, a socket 5 is arranged at the other end of the shell 1, the socket 5 is detachably connected with the shell 1, an overload protector 6 is arranged in the shell 1, one end of the socket 5 is electrically connected with the inner core 3 through the overload protector 6, and a plurality of jacks 7 are arranged at the other end of the socket 5.

As shown in fig. 2, the inner core 3 includes a mounting seat 8 and a plurality of pins 9, the mounting seat 8 is located in the housing 1, one end of the plug 4 is detachably connected with the mounting seat 8 and the housing 1, the other end of the plug 4 is provided with a plurality of slots 10 corresponding to the pins 9 one by one, one end of each pin 9 penetrates through the mounting seat 8 to be electrically connected with the socket 5, and the bottom center of the other end of each pin 9, which penetrates through the corresponding slot 10, is located in the slot 10.

As shown in fig. 2 and 3, the socket 5 includes a base 11 and an end cover 12, the base 11 is detachably mounted in the housing 1, the base 11 is provided with a three-core jack 13 and a two-core jack 14, conductive metal sheets are fixed in the three-core jack 13 and the two-core jack 14, the conductive metal sheets are electrically connected to corresponding pins 9, the end cover 12 is detachably connected to an end portion of the housing 1, the socket 7 is located on the end cover 12, the socket 7 includes a three-core jack 16 corresponding to the three-core jack 13 and a two-core jack 17 corresponding to the two-core jack 14, one side of the base 11 is detachably connected to the inner core 3, the other side of the base 11 is provided with a limit frame 18, the limit frame 18 is detachably connected to the base 11, a three-plug protection door 19 corresponding to the three-core jack 13 and a two-plug protection door 20 corresponding to the two-core jack 14 are provided in the limit frame 18, and both the three-plug protection door 19 and the two-plug protection door 20 are slidably connected to the base 11.

As shown in fig. 1 and fig. 2, a through hole 15 is formed in the end cover 12, the overload protector 6 is detachably mounted on the side surface of the base body 11, a button 21 matched with the through hole 15 is arranged at one end of the overload protector 6, the button 21 is located in the through hole 15 and hermetically connected with the through hole 15, two metal lugs 22 are arranged at the other end of the overload protector 6, and the metal lugs 22 are respectively electrically connected with the corresponding pins 9 and the corresponding conductive metal sheets.

As shown in fig. 2 and fig. 3, one side of the mounting seat 8 is detachably connected with the plug 4, the other side corresponding to the mounting seat 8 is provided with a plurality of uniformly distributed limiting posts 23, one end of each limiting post 23 is fixedly connected with the mounting seat 8, the other end of each limiting post 23 is provided with a limiting groove, one side of the base 11 is provided with a plug post 24 matched with the limiting groove, one end of each plug post 24 is fixedly connected with the base 11, the other end of each plug post 24 is located in the limiting groove, a limiting block 25 is fixed on the side surface of each plug post 24, one end of each limiting block 25 is fixedly connected with the base 11, the other end of each limiting block 25 is contacted with the end of each limiting post 23, the end cover 12 is detachably connected with the housing 1 and is contacted with one side of the limiting frame 18, and the other side corresponding to the limiting frame 18 is detachably connected with the base 11.

As shown in fig. 4, the number of the pins 9 is seven, the seven pins 9 include two ground signal pins 26, one ground power taking head 27, three live power taking heads 28 and one neutral power taking head 29, one end of the ground signal pin 26, one end of the ground power taking head 27, one end of the live power taking head 28 and one end of the neutral power taking head 29 are located in the corresponding slots 10, and the other end of the ground signal pin 26, the other end of the ground power taking head 27, the other end of the live power taking head 28 and the other end of the neutral power taking head 29 are all located in the housing 1 and are all electrically connected to the socket 5.

As shown in fig. 2 and 3, the three-core jack 13 includes a live wire jack, a neutral wire jack and an earth wire jack, the conductive metal sheet in the live wire jack is electrically connected to three live wire power taking heads 28 through one metal lug 22, the conductive metal sheet in the neutral wire jack is electrically connected to a neutral wire power taking head 29 through another metal lug 22, and the conductive metal sheet in the earth wire jack is electrically connected to two ground signal pins 26 and a ground power taking head 27.

Two metal lug 22 among the overload protection ware 6 insert respectively in live wire circuit and zero line circuit, when the circuit took place to transship the phenomenon, automatic disconnection circuit in overload protection ware 6 in the converting circuit, simultaneously, also can come the disconnection of control circuit through button 21, play certain overload protection effect to the circuit, prevent danger, the security performance height. An indicator light may be provided in the housing 1 to indicate whether the circuit is in a normal state.

A base body 11 of the socket 5 is provided with a three-plug protective door 19 and a two-plug protective door 20, specifically, a two-core jack 14 and a ground wire jack on the three-core jack 13 are on the same straight line, and the straight line is parallel to the straight line formed by a live wire jack and a zero wire jack on the three-core jack 13, the three-plug protective door 19 completely covers the live wire jack and the zero wire jack, the two-plug protective door 20 completely covers the two-core jack 14 and is provided with a rectangular hole 30 corresponding to the ground wire jack, one side of the three-plug protective door 19 is close to the two-plug protective door 20, the other side thereof is far away from the two-plug protective door 20, one side of the three-plug protective door 19 far away from the two-plug protective door 20 is provided with two inclined grooves 31 corresponding to the live wire jack and the zero wire jack, the inclined grooves 31 are positioned on the top surface of the three-plug protective door 19, the bottom surface of the three-plug protective door 19 is provided with a rectangular groove 32, one side of the rectangular groove 32 is opened and is close to one side of the two-plug protective door 20, the opposite side that rectangular channel 32 is corresponding is equipped with direction inclined plane 33, be equipped with flexible post 34 on the pedestal 11, the one end and pedestal 11 fixed connection of flexible post 34, the other end of flexible post 34 runs through spacing frame 18 and is located rectangular channel 32 and corresponding with direction inclined plane 33, the other end shape of flexible post 34 is the spheroid, two one sides of inserting shutter 20 are close to three and insert shutter 19, three of its corresponding opposite side is kept away from and is inserted shutter 19, two one sides of inserting shutter 20 and keeping away from three and insert shutter 19 are equipped with two chute 31 corresponding with two core jacks 14, rectangular hole 30 is located between two chute 31, two one sides of inserting shutter 20 and being close to three and insert shutter 19 are equipped with the guide block 35 corresponding with rectangular channel 32, be equipped with on the guide block 35 with flexible post 34 assorted direction inclined plane 33. When the three-core plug needs to be inserted into the three-core jack 13, the three-core plug acts on the chute 31 and drives the three-insertion protective door 19 to slide towards one side of the two-insertion protective door 20 until the three-core plug is completely inserted into the three-core jack 13, at the moment, the elastic telescopic column 34 is completely compressed, when the three-core plug is pulled out, the elastic telescopic column 34 gradually resets along the guide inclined plane 33 and drives the three-insertion protective door 19 to reversely slide, the three-insertion protective door 19 completely covers the live wire jack and the zero wire jack again, the working principle of the two-insertion protective door 20 is the same as that of the three-insertion protective door 19, so that the three-core jack 13 and the two-core jack 14 are well protected, and the safety performance is improved.

Claims

1. A converter of a revolution national standard socket is characterized by comprising a shell (1), wherein a male head (2) is arranged at one end of the shell (1), the male head (2) comprises an inner core (3) and a plug connector (4), the inner core (3) is positioned in the shell (1) and is detachably connected with the shell (1), the plug connector (4) is positioned outside the shell (1), one end of the plug connector (4) is respectively detachably connected with the inner core (3) and the shell (1), the other end of the shell (1) is provided with a socket (5), the socket (5) is detachably connected with the shell (1), the novel socket is characterized in that an overload protector (6) is arranged in the shell (1), one end of the socket (5) is electrically connected with the inner core (3) through the overload protector (6), and a plurality of sockets (7) are arranged at the other end of the socket (5).

2. The converter of the revolution national standard socket according to claim 1, wherein the inner core (3) comprises a mounting seat (8) and a plurality of pins (9), the mounting seat (8) is located in the shell (1), one end of the plug-in connector (4) is detachably connected with the mounting seat (8) and the shell (1) respectively, the other end of the plug-in connector (4) is provided with a plurality of slots (10) corresponding to the pins (9) one by one, one end of each pin (9) penetrates through the mounting seat (8) to be electrically connected with the socket (5), and the other end of each pin (9) penetrates through the bottom center of the corresponding slot (10) to be located in the slot (10).

3. The converter of a revolution national standard socket according to claim 2, wherein the socket (5) comprises a base body (11) and an end cover (12), the base body (11) is detachably mounted in the casing (1), the base body (11) is provided with a three-core jack (13) and a two-core jack (14), the three-core jack (13) and the two-core jack (14) are both fixed with a conductive metal sheet, the conductive metal sheet is electrically connected with a corresponding pin (9), the end cover (12) is detachably connected with the end of the casing (1), the socket (7) is positioned on the end cover (12), the socket (7) comprises a three-core jack (16) corresponding to the three-core jack (13) and a two-core jack (17) corresponding to the two-core jack (14), one side of the base body (11) is detachably connected with the inner core (3), the other side corresponding to the base body (11) is provided with a limit frame (18), the limiting frame (18) is detachably connected with the base body (11), a three-plug protective door (19) corresponding to the three-core jack (13) and a two-plug protective door (20) corresponding to the two-core jack (14) are arranged in the limiting frame (18), and the three-plug protective door (19) and the two-plug protective door (20) are both in sliding connection with the base body (11).

4. A converter of a revolution national standard socket according to claim 3, wherein the end cap (12) is provided with a through hole (15), the overload protector (6) is detachably mounted on the side surface of the base body (11), one end of the overload protector (6) is provided with a button (21) matched with the through hole (15), the button (21) is positioned in the through hole (15) and hermetically connected with the through hole (15), the other end of the overload protector (6) is provided with two metal lugs (22), and the metal lugs (22) are respectively electrically connected with the corresponding pins (9) and the corresponding conductive metal sheets.

5. The converter of a revolving national standard socket according to claim 3, wherein one side of the mounting seat (8) is detachably connected with the plug connector (4), the other side of the mounting seat (8) corresponding to the mounting seat is provided with a plurality of evenly distributed limiting posts (23), one end of each limiting post (23) is fixedly connected with the mounting seat (8), the other end of each limiting post (23) is provided with a limiting groove, one side of the base body (11) is provided with a plug post (24) matched with the limiting groove, one end of each plug post (24) is fixedly connected with the base body (11), the other end of each plug post (24) is positioned in the limiting groove, a limiting block (25) is fixed on the side surface of each plug post (24), one end of each limiting block (25) is fixedly connected with the base body (11), and the other end of each limiting block (25) is contacted with the end of each limiting post (23), the end cover (12) is detachably connected with the shell (1) and is in contact with one side of the limiting frame (18), and the other side, corresponding to the limiting frame (18), is detachably connected with the base body (11).

6. The converter of a revolution national standard socket according to claim 4, wherein the number of the pins (9) is seven, the seven pins (9) comprise two ground signal pins (26), one ground power taking head (27), three live power taking heads (28) and one neutral power taking head (29), one end of the ground signal pin (26), one end of the ground power taking head (27), one end of the live power taking head (28) and one end of the neutral power taking head (29) are located in the corresponding slots (10), and the other end of the ground signal pin (26), the other end of the ground power taking head (27), the other end of the live power taking head (28) and the other end of the neutral power taking head (29) are located in the housing (1) and are all electrically connected with the socket (5).

7. A converter of a revolution national standard socket according to claim 6, wherein the three-core jack (13) comprises a live jack, a neutral jack and an earth jack, the conductive metal sheet in the live jack is electrically connected with three live power pins (28) through one metal lug (22), the conductive metal sheet in the neutral jack is electrically connected with a neutral power pin (29) through the other metal lug (22), and the conductive metal sheet in the earth jack is electrically connected with two ground signal pins (26) and a ground power pin (27).