Socket converter

Abstract

A socket converter provided by the present application comprises a plug pin panel, a jack panel, a plug pin assembly, a plug bush assembly and an overload protection assembly, the jack panel covers the plug pin panel, the plug pin assembly is partially embedded into the plug pin panel and is integrally injection-molded with the plug pin panel, the jack panel comprises at least one group of plug holes, and the plug bush assembly is inserted into the plug pin panel. The plug holes comprise an L-pole plug pin hole and an N-pole plug pin hole, the plug pin panel comprises a plug bush installation cavity, the plug bush assembly is installed in the plug bush installation cavity, the overload protection assembly is installed on the plug pin panel and located on one side of the plug bush assembly, and the overload protection assembly is connected between the plug pin assembly and the plug bush assembly. The plug pin assembly, the plug bush assembly and at least one group of plug holes correspond in position, and a protection door assembly is arranged between the plug bush assembly and the plug holes. The socket converter is integrally simple and has good safety.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of low voltage electrical apparatus, concretely relates to a socket converter. BACKGROUND

[0002] With the improvement of people's requirement for the safety of electricity, and the new requirement of national standard for the safety level of electrical accessory, it is necessary to comprehensively improve the safety performance of electrical accessory. The socket converter on the market is split bolt, and the bolt and the sleeve are connected by cable, which leads to internal cable disorder, many welding points, certain short circuit risk and influence on the safety of electricity. UTILITY MODEL CONTENT

[0003] The utility model aims at overcoming the defects of prior art, and provides a socket converter which is simple and safe.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] The application provides a socket converter, which comprises a bolt panel, a socket panel, a bolt assembly, a sleeve assembly and an overload protection assembly. The socket panel is covered on the bolt panel. The bolt assembly is partially embedded in the bolt panel and integrally injection molded with the bolt panel. The socket panel comprises at least one group of plug holes. The plug holes comprise L-pole bolt holes and N-pole bolt holes. The bolt panel comprises a sleeve mounting chamber. The sleeve assembly is mounted in the sleeve mounting chamber. The overload protection assembly is mounted on the bolt panel and located on one side of the sleeve assembly. The overload protection assembly is connected between the bolt assembly and the sleeve assembly. The bolt assembly, the sleeve assembly and the at least one group of plug holes are positionally corresponding. A protection door assembly is arranged between the sleeve assembly and the plug holes.

[0006] In a possible implementation manner, the overload protection assembly comprises an incoming line end and an outgoing line end. The bolt assembly comprises L-pole bolts and N-pole bolts. The sleeve assembly comprises L-pole sleeves and N-pole sleeves. The L-pole bolts are connected to the incoming line end. The outgoing line end is connected to the L-pole sleeves. The N-pole bolts are connected to the N-pole sleeves. The L-pole bolts comprise L-pole embedded parts which are integrally injection molded in the bolt panel. The L-pole embedded parts comprise at least a second L-pole connecting plate which extends to the incoming line end of the overload protection assembly.

[0007] In a possible implementation manner, the L-pole sleeves comprise L-pole superposed parts. The L-pole superposed parts comprise at least a fourth L-pole connecting plate which extends to the outgoing line end of the overload protection assembly. The fourth L-pole connecting plate is mounted on the side of the bolt panel which faces the socket panel and is superposed on the second L-pole connecting plate.

[0008] In a possible implementation, the overload protection assembly comprises an overload protection shell, a button support, a first connecting plate, a second connecting plate, a reset spring and a bimetal strip are arranged in the overload protection shell, the first connecting plate and the second connecting plate are located on the two sides of the button support, one end of the bimetal strip is fixedly connected with the first connecting plate, and the other end is a moving contact part connected with a static contact part of the second connecting plate; or one end of the bimetal strip is fixedly connected with the second connecting plate, and the other end is a moving contact part connected with a static contact part of the first connecting plate, the protection shell comprises a second through hole, the socket converter comprises a third through hole corresponding to the position of the second through hole, the reset spring is connected with the button support, the button support is provided with a shielding plate and a pressing part, the first connecting plate extends out of the overload protection shell to form an incoming line end, the second connecting plate extends out of the overload protection shell to form an outgoing line end,

[0009] When the bimetal strip is deformed by heat to separate the static contact part and the moving contact part, the reset spring drives the button support to move, so that the pressing part extends out of the third through hole, and the shielding plate extends into the static contact part and the moving contact part.

[0010] The pressing part can drive the shielding plate to move out of the moving contact part and the static contact part, and the button support is limited and the reset spring is stored.

[0011] In a possible implementation, the protection door assembly comprises a protection door support installed above the socket assembly on the latch panel, at least one elastic member and at least one protection door are installed on the protection door support, the elastic member drives the protection door to shield a first position between the socket assembly and the plug hole, the protection door comprises two inclined surfaces, a first through hole for the latch to pass through is arranged between the two inclined surfaces, two latches of the plug respectively abut against the two inclined surfaces and drive the protection door to move in the same direction, so that the protection door reaches a second position staggered with the plug hole; the protection door support comprises a third through hole for the latch to pass through, the protection door shields the third through hole when the protection door is in the first position, and the protection door is staggered with the third through hole when the protection door is in the second position.

[0012] In a possible implementation, the L-pole latch comprises an L-pole latch piece, a first L-pole connecting plate, a second L-pole connecting plate and a first extension protrusion which are sequentially and integrally connected, the L-pole latch piece and the first L-pole connecting plate are perpendicular to each other, the first L-pole connecting plate and the second L-pole connecting plate are in the same horizontal plane, the first extension protrusion is located at the end of the second L-pole connecting plate and at least partially extends into the socket converter to be connected with the incoming line end of the overload protection assembly, and the L-pole embedding part comprises a partial L-pole latch piece, a first L-pole connecting plate, a second L-pole connecting plate and a partial first extension protrusion.

[0013] In one possible implementation, the N-pole plug-in includes an N-pole plug-in piece, a first N-pole connecting plate, a second N-pole connecting plate and a second extension protrusion which are sequentially connected and integrally formed, the N-pole plug-in piece is perpendicular to the first N-pole connecting plate, the first N-pole connecting plate and the second N-pole connecting plate are located in the same plane, the second extension protrusion is located at the end of the second N-pole connecting plate and at least partially extends into the socket converter to be connected with the N-pole plug-in sleeve, and part of the N-pole plug-in piece, the first N-pole connecting plate, the second N-pole connecting plate and part of the second extension protrusion are integrally injection molded inside the plug-in panel.

[0014] The plug-in assembly further includes a ground-pole plug-in, the plug-in sleeve assembly further includes a ground-pole plug-in sleeve, and the ground-pole plug-in is connected with the ground-pole plug-in sleeve; the ground-pole plug-in includes a ground-pole plug-in piece and a third extension protrusion which are connected, the third extension protrusion extends into the socket converter to be connected with the ground-pole plug-in sleeve, and part of the ground-pole plug-in piece and part of the third extension protrusion are integrally injection molded inside the plug-in panel.

[0015] In one possible implementation, the L-pole plug-in sleeve includes a first L-pole clamping arm and a second L-pole clamping arm which are spaced and integrally formed, the first L-pole clamping arm and the second L-pole clamping arm are connected through a vertical third L-pole connecting plate, one end of the third L-pole connecting plate is linearly connected with the first L-pole clamping arm, the other end is connected with the second L-pole clamping arm through a bend and the bend angle is obtuse, the second L-pole clamping arm is connected with a horizontal fourth L-pole connecting plate, and one end of the fourth L-pole connecting plate away from the second L-pole clamping arm is provided with a fourth extension protrusion for being connected with the outlet end of the overload protection assembly, and the L-pole superposition part includes the fourth L-pole connecting plate and the fourth extension protrusion.

[0016] The N-pole plug-in sleeve includes a first N-pole clamping arm and a second N-pole clamping arm which are spaced and integrally formed, a vertical third N-pole connecting plate is connected between the first N-pole clamping arm and the second N-pole clamping arm, one end of the third N-pole connecting plate is linearly connected with the first N-pole clamping arm, the other end is connected with the second N-pole clamping arm through a bend and the bend angle is obtuse, a horizontal N-pole extension plate is connected on one side of the third N-pole connecting plate, the N-pole extension plate is provided with an N-pole connecting hole, and the N-pole connecting hole is connected with the second extension protrusion.

[0017] The ground-pole plug-in sleeve includes a group of ground-pole clamping arms and a horizontal ground-pole connecting plate located at the bottom of the ground-pole clamping arms, the ground-pole connecting plate extends out of the ground-pole clamping arms to the two sides to form two ground-pole extension parts, one ground-pole extension part includes a ground-pole connecting hole, and the ground-pole connecting hole is connected with the third extension protrusion.

[0018] In a possible implementation, the plug sleeve mounting chamber includes an L-pole plug sleeve mounting chamber and an N-pole plug sleeve mounting chamber, the L-pole plug sleeve is mounted in the L-pole plug sleeve mounting chamber, the N-pole plug sleeve is mounted in the N-pole plug sleeve mounting chamber, the ground-pole plug sleeve is mounted between the L-pole plug sleeve mounting chamber and the N-pole plug sleeve mounting chamber, the ground-pole clamping arm is located between the first L-pole clamping arm and the first N-pole clamping arm, and the second L-pole clamping arm and the second N-pole clamping arm are oppositely bent.

[0019] In a possible implementation, the plug hole panel includes two groups of plug holes, one group of plug holes is a two-plug plug hole, and the other group of plug holes is a three-plug plug hole, the protection door assembly includes a first protection door for shielding the two-plug plug hole and a second protection door for shielding the three-plug plug hole, and the first protection door and the second protection door are connected with an elastic member.

[0020] In a possible implementation, the first protection door and the second protection door oppositely extend elastic member support tables on opposite sides, the elastic member support table of the first protection door and the elastic member support table of the second protection door are staggered, and two ends of the elastic member are mounted on the two elastic member support tables; the middle part of the protection door support is oppositely provided with two protection door support tables, and the two elastic member support tables and the elastic member are limited between the two protection door support tables.

[0021] In a possible implementation, the middle part of the L-pole plug blade of the L-pole plug and the N-pole plug blade of the N-pole plug includes a thinning area, the plug panel vertically extends two insulating sheaths outward, the two insulating sheaths are integrally formed with the plug panel, the L-pole plug blade and the N-pole plug blade partially extend out of the insulating sheaths, and the two insulating sheaths are located in the thinning area of the L-pole plug blade and the N-pole plug blade, respectively; the L-pole plug blade, the N-pole plug blade, and the ground-pole plug blade are provided with encapsulation process holes, and the plug panel includes an encapsulation column embedded in the encapsulation process holes.

[0022] In a possible implementation, the plug hole panel is provided with a first support column including a screw hole or a screw groove, the protection door support of the protection door assembly is provided with a first through hole, the plug panel is provided with a support table including a second through hole, the plug hole panel is covered on the plug panel, the first support column abuts against the support table, and the first through hole, the second through hole, and the screw hole or the screw groove correspond.

[0023] The protection door support further includes a plurality of first limiting columns arranged at intervals, the plug panel includes a plurality of limiting cylinders arranged at intervals, and the plurality of first limiting columns are correspondingly mounted in the plurality of limiting cylinders to limit the protection door support; the protection door support further includes at least two second limiting columns arranged at intervals, and the at least two second limiting columns limit the plug sleeve assembly in the thickness direction of the socket converter.

[0024] In a possible implementation, the protection door assembly is mounted on the plug-in panel, and the protection door assembly comprises a protection door support, at least one elastic member and at least one protection door mounted on the protection door support, the protection door support comprises two L-pole plug sleeve limiting ribs, two N-pole plug sleeve limiting ribs and two ground pole plug sleeve limiting ribs, the two L-pole plug sleeve limiting ribs are located at two ends of the L-pole plug sleeve and limit the L-pole plug sleeve, the two N-pole plug sleeve limiting ribs are located at two ends of the N-pole plug sleeve and limit the N-pole plug sleeve, and the two ground pole plug sleeve limiting ribs are located at two ends of the ground pole plug sleeve and limit the ground pole plug sleeve; the length of the ground pole plug sleeve limiting rib is greater than the length of the L-pole plug sleeve limiting rib and the N-pole plug sleeve limiting rib, a plurality of limiting rib grooves are formed in the side wall of the plug sleeve mounting chamber, the L-pole plug sleeve limiting rib and the N-pole plug sleeve limiting rib are respectively pressed in the limiting rib grooves, and the two ground pole plug sleeve limiting ribs are respectively pressed on the two ground pole extending portions of the ground pole plug sleeve.

[0025] In a possible implementation, the overload protection assembly and the plug sleeve assembly are arranged side by side along a first direction, the plug-in assembly, the plug sleeve assembly and the protection door assembly are arranged in layers along a second direction, and the button support is arranged to move along a third direction, the first direction, the second direction and the third direction are perpendicular to each other in pairs.

[0026] Compared with the prior art, the socket converter of the application comprises a shell, a plug-in assembly and a plug sleeve assembly arranged in the shell, the plug-in assembly is integrally injection molded with the shell, the shell further comprises an overload protection assembly arranged in the shell, and the overload protection assembly is connected between the plug-in assembly and the plug sleeve assembly; by integrally forming the plug-in assembly with the shell, the internal structure of the socket converter is kept neat, the number of product parts is small, the product is simple and beautiful, the problems of cable disorder and many welding points in the shell of the socket converter in the prior art are avoided, the safety performance of the socket converter is improved, and the overload protection assembly and the protection door assembly are arranged in the socket converter, the overload protection assembly is used for cutting off the circuit when the circuit is short-circuited or overloaded and the current is increased, thereby protecting the electrical equipment in the circuit, and the protection door assembly is arranged between the plug sleeve assembly and the plug hole to avoid accidental electric shock and improve safety.

[0027] In addition, the L-pole plug-in assembly comprises an L-pole embedded part integrally injection molded in the plug-in panel, the L-pole embedded part at least comprises a second L-pole connecting plate extending to the wire inlet end of the overload protection assembly, which not only plays an insulating role but also saves installation space and installation time.

[0028] In addition, the L-pole plug sleeve comprises a fourth L-pole connecting plate extending to the outgoing line end of the overload protection assembly, the fourth L-pole connecting plate is installed on the side of the plug panel facing the jack panel and is stacked on the second L-pole connecting plate, the use space inside the shell can be further reduced, the utilization of the shell space is enhanced, the volume of the socket converter is reduced, and the socket converter is more beautiful.

[0029] In addition, the overload protection assembly comprises a button support, a first connecting plate, a second connecting plate, a reset spring and a bimetallic strip, one end of the bimetallic strip is fixed on the first connecting plate or the second connecting plate, and the other end is movably connected with a static contact part of the first connecting plate or the second connecting plate as a dynamic contact part; when the circuit is overloaded or the short-circuit current is too large, the static contact part and the dynamic contact part are separated through thermal deformation of the bimetallic strip, so that the circuit can be protected; the reset spring is connected with the button support, and after the static contact part and the dynamic contact part are separated, the shielding plate of the button support driven by the reset spring is located between the static contact part and the dynamic contact part to strengthen the protection effect; the shielding plate is moved out of the static contact part and the dynamic contact part by pressing the button support to compress the reset spring, so that the overload protection assembly is reset. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic view of the socket converter of the utility model;

[0031] Figure 2 is an exploded view of the socket converter of the utility model;

[0032] Figure 3a 、 Figure 3b is an exploded view of the overload protection assembly of the utility model;

[0033] Figure 3c is a structural schematic view of the internal structure of the overload protection assembly after installation;

[0034] Figure 4 is a structural schematic view of the L-pole plug pin of the utility model;

[0035] Figure 5 is a structural schematic view of the N-pole plug pin of the utility model;

[0036] Figure 6 is a structural schematic view of the ground-pole plug pin of the utility model;

[0037] Figure 7 is a structural schematic view of the plug sleeve assembly of the utility model;

[0038] Figure 8 is a structural schematic view of the plug pin panel installing the overload protection assembly and the plug sleeve assembly of the utility model;

[0039] Figure 9 is Figure 8A structural schematic view of the plug-in sleeve assembly is removed;

[0040] Figure 10 A structural schematic view of the door protection assembly of the utility model is shown;

[0041] Figure 11 A structural schematic view of the plug-in sleeve panel, the plug-in sleeve assembly, the door protection assembly and the jack panel of the utility model is shown;

[0042] Figure 12 And Figure 13 A structural schematic view of the plug-in sleeve panel of the utility model is shown;

[0043] Figure 14 And Figure 15 A structural schematic view of the door protection assembly, the overload protection assembly and the plug-in sleeve assembly installed on the plug-in sleeve panel of the utility model is shown;

[0044] The reference signs in the drawings include: a shell 3; a latch assembly 1; a sleeve assembly 2; an L-pole latch 11; an N-pole latch 12; a ground-pole latch 13; an L-pole latch piece 111; a first L-pole connecting plate 112; a second L-pole connecting plate 113; a first extension protrusion 114; an N-pole latch piece 121; a first N-pole connecting plate 122; a second N-pole connecting plate 123; a second extension protrusion 124; a ground-pole latch piece 131; a third extension protrusion 132; an L-pole sleeve 21; an N-pole sleeve 22; a ground-pole sleeve 23; an N-pole connecting hole 221; a ground-pole connecting hole 231; an overload protection assembly 4; an incoming wire end 41; an outgoing wire end 42; a first L-pole clamping arm 212; a second L-pole clamping arm 213; a third L-pole connecting plate 215; a fourth L-pole connecting plate 216; a fourth extension protrusion 214; a first N-pole clamping arm 222; a second N-pole clamping arm 223; a third N-pole connecting plate 224; a second extension protrusion 124; a ground-pole clamping arm 232; a ground-pole connecting plate 233; a ground-pole connecting hole 231; a sleeve mounting cavity 31; an L-pole sleeve mounting cavity 311; an N-pole sleeve mounting cavity 312; a protection door assembly 5; a protection door support 51; an elastic member 52; a shielding portion 53; a first via hole 54; a third through hole 55; a first protection door 56; a second protection door 57; an elastic member support table 521; a protection door support table 511; a latch panel 32; a socket panel 33; a thinning region 141; an insulating sheath 142; a encapsulation process hole 143; an encapsulation column 144; an overload protection shell 43; a button support 44; a first connecting plate 45; a second connecting plate 46; a reset spring 47; a bimetallic strip 48; a pressing portion 441; a shielding plate 442; an overload protection upper cover 431; an overload protection base 432; a strip-shaped hot melt groove 433; a strip-shaped hot melt boss 434; a limiting groove 435; a limiting protrusion 436; a first support column 331; a first through hole 512; a support table 321; a first limiting column 513; a limiting cylinder 322; a second limiting column 514; an L-pole sleeve limiting rib 515; an N-pole sleeve limiting rib 516; a ground-pole sleeve limiting rib 517; a limiting rib groove 313; a second support column 332; a third via hole 34; a buckle groove 35; a buckle protrusion 36; a first extension plate 37. DETAILED DESCRIPTION

[0045] The embodiments described below in conjunction with the drawings further illustrate the specific implementation of the present application. The protection scope of the present application is not limited to the description of the following embodiments.

[0046] The socket converter comprises a shell 3, a plug pin assembly 1 and a plug sleeve assembly 2 connected with the shell 3, at least one set of plug holes is arranged on the shell 3, the plug holes comprise at least two plug pin holes, the two plug pin holes comprise an L-pole plug pin hole and an N-pole plug pin hole respectively, the plug pin assembly 1 is electrically connected with the plug sleeve assembly 2, after the socket converter is installed on the plug socket, the number of the plug pin holes can be increased or decreased or the type of the plug pin holes can be changed, the socket converter is used as a new type of socket, and more convenience is provided for people's daily life.

[0047] As shown in Figures 1-15 , the application provides a socket converter, the plug pin assembly 1 of the socket converter is integrally injection molded with the shell 3, the plug sleeve assembly 2 is fixedly installed in the shell 3, the plug pin assembly 1 is electrically connected with the plug sleeve assembly 2, wherein, Figure 1 it is a structural schematic diagram of the socket converter of the application; Figure 2 it is an explosion view of the socket converter of the application.

[0048] The socket converter further comprises an overload protection assembly 4 and a protection door assembly 5 located in the shell 3, the shell 3 comprises a plug pin panel 32 and a plug hole panel 33, the plug hole panel 33 covers the plug pin panel 32, specifically, the plug pin assembly 1 is partially embedded in the plug pin panel 32 and integrally injection molded with the plug pin panel 32, the plug pin panel 32 comprises a plug sleeve installation cavity 31, the plug sleeve assembly 2 is installed in the plug sleeve installation cavity 31, the overload protection assembly 4 is installed on the plug pin panel 32 and located on one side of the plug sleeve assembly 2, the overload protection assembly 4 is connected between the plug pin assembly 1 and the plug sleeve assembly 2, the plug pin assembly 1, the plug sleeve assembly 2 and at least one set of plug holes are positionally corresponding, and the protection door assembly 5 is located between the plug sleeve assembly 2 and the plug hole. The overload protection assembly 4 is connected in series in the L-pole line, when a short circuit or overload occurs in the circuit, the overload protection assembly 4 cuts off the circuit after the current increases, thereby protecting the electrical equipment in the circuit; the protection door assembly 5 is shielded between the plug sleeve assembly 2 and the plug hole, thereby avoiding accidental electric shock and improving safety. Wherein, Figure 8 it is a structural schematic diagram of the overload protection assembly 4 and the plug sleeve assembly 2 installed on the shell 3; Figure 9 it is a structural schematic diagram of the overload protection assembly 4 installed on the shell 3.

[0049] Preferably, the overload protection assembly comprises an incoming line end 42 and an outgoing line end 41, the plug-in assembly 1 comprises an L-pole plug-in 11 and an N-pole plug-in 12, the socket assembly 2 comprises an L-pole socket 21 and an N-pole socket 22, the L-pole plug-in 11 is connected to the incoming line end 42, the outgoing line end 41 is connected to the L-pole socket 21, and the N-pole plug-in 12 is connected to the N-pole socket 22. Specifically, the L-pole plug-in 11 and the incoming line end 42 can be connected by a conductor or by a bending deformation of the L-pole plug-in 11 or the incoming line end 42, and the outgoing line end 41 and the L-pole socket 21 can be connected by a conductor or by a bending deformation of the outgoing line end 41 or the L-pole socket 21.

[0050] Preferably, the L-pole plug-in 11 of the present embodiment comprises an L-pole embedded part integrally injection molded inside the plug-in panel 32, and the L-pole embedded part comprises at least a second L-pole connecting plate 113 extending to the incoming line end 42 of the overload protection assembly 4. The second L-pole connecting plate 113 extending to the overload protection assembly 4 is integrally injection molded with the plug-in panel 32 in the present embodiment, which not only plays an insulating role but also saves installation space and time, and avoids the problem of messy cables and many welding points inside the socket converter housing 3.

[0051] Further, the L-pole socket 21 comprises an L-pole superposition part, and the L-pole superposition part comprises at least a fourth L-pole connecting plate 216 extending to the outgoing line end 41 of the overload protection assembly, and the fourth L-pole connecting plate 216 is installed on the side of the plug-in panel 32 facing the socket panel 33 and is superposed on the second L-pole connecting plate 113. This can further reduce the use space inside the housing, enhance the utilization rate of the housing space, reduce the volume of the socket converter, and make the socket converter more beautiful.

[0052] Preferably, as Figures 3a-3cAs shown, the overload protection assembly 4 comprises an overload protection shell 43, and a button support 44 inside the overload protection shell 43, a first connecting plate 45 is arranged on one side of the button support 44, the incoming line end 42 is located on the first connecting plate 45, a second connecting plate 46 is arranged on the other side of the button support 44, the outgoing line end 41 is located on the second connecting plate 46, the first connecting plate 45 and the second connecting plate 46 are arranged in parallel, a reset spring 47 is connected between the bottom of the button support 44 and the overload protection shell 43, the reset spring 47 is located between the first connecting plate 45 and the second connecting plate 46, a bimetallic strip 48 is connected between the first connecting plate 45 and the second connecting plate 46, one end of the bimetallic strip 48 is fixedly connected with the first connecting plate 45, and the other end is a movable contact part connected with a static contact part of the second connecting plate 46; or, one end of the bimetallic strip 48 is fixedly connected with the second connecting plate 46, and the other end is a movable contact part connected with a static contact part of the first connecting plate 45, when the circuit overload current increases, the bimetallic strip 48 is deformed by heat, an electrical gap is formed between the movable contact part of the bimetallic strip 48 and the static contact part of the second connecting plate 46 or the first connecting plate 45, the circuit is disconnected, and the circuit is protected. The first connecting plate 45 extends out of the overload protection shell 43 to form the incoming line end 42, and the second connecting plate 46 extends out of the overload protection shell 43 to form the outgoing line end 41. Figure 3a and Figure 3b is an exploded view of the overload protection assembly 4 from two perspectives, Figure 3c is a schematic view of the internal structure of the overload protection assembly 4.

[0053] Further, as Figures 3a-3cAs shown, the overload protection shell 43 comprises a second through hole, the socket converter comprises a third through hole 34 corresponding to the position of the second through hole, the top of the button support 44 comprises a pressing part 441, and one side of the bottom of the button support 44 comprises a shielding plate 442. When the circuit is overloaded, the bimetallic strip 48 is deformed by heat to separate the static contact part and the dynamic contact part, the reset spring 47 drives the button support 44, the pressing part 441 extends out of the third through hole 34, and the shielding plate 442 shields between the dynamic contact part of the bimetallic strip 48 and the static contact part of the second connecting plate 46 or the first connecting plate 45 to play an insulation protection role, thereby strengthening the protection effect. When the overload protection assembly 4 is reset, the pressing part 441 is pressed to make the button support 44 overcome the elastic force of the reset spring 47, so that the pressing part 441 partially penetrates into the overload protection shell 43 through the second through hole, and the button support 44 is limited and the reset spring 47 is stored. The shielding plate 442 penetrates out of the dynamic contact part of the bimetallic strip 48 and the static contact part of the second connecting plate 46 or the first connecting plate 45, and the dynamic contact part of the bimetallic strip 48 is connected with the static contact part of the second connecting plate 46 or the first connecting plate 45 again. During the overload protection and reset process of the overload protection assembly 4, the pressing part 441 makes extension and contraction movement in the second through hole, the pressing part 441 extends out of the second through hole after the overload protection action is completed, and the pressing part 441 partially extends out of the second through hole after reset.

[0054] Further, as shown in Figures 3a-3b , the overload protection shell 43 comprises an overload protection upper cover 431 and an overload protection base 432, the button support 44, the reset spring 47, the first connecting plate 45, the second connecting plate 46 and the bimetallic strip 48 are located in the overload protection base 432, the overload protection upper cover 431 covers the overload protection base 432, and the overload protection upper cover 431 and the overload protection base 432 can be connected through a hot melting process to enhance the firmness and sealing effect of the overload protection shell 43. The overload protection base 432 is provided with a strip-shaped hot melting groove 433, the overload protection upper cover 431 is provided with a strip-shaped hot melting boss 434, the strip-shaped hot melting boss 434 and the strip-shaped hot melting groove 433 are matched and installed, and the overload protection base 432 is further provided with a plurality of limiting grooves 435. The overload protection upper cover 431 is provided with a plurality of limiting protrusions 436, the limiting protrusions 436 and the limiting grooves 435 are matched to limit the overload protection upper cover 431 and the overload protection base 432 after being matched and installed.

[0055] Further, as shown in Figure 3a and Figure 3b , the button support 44 is provided with a reset spring limiting groove, and the reset spring 47 is partially located in the reset spring limiting groove to limit the reset spring 47 and prevent the reset spring 47 from shaking.

[0056] Preferably, asFigure 1 and Figure 10 As shown, the protective door assembly 5 includes a protective door bracket 51, which is mounted on the latch panel 32 above the socket assembly 2. At least one elastic element 52 and at least one protective door are mounted on the protective door bracket 51. The elastic element 52 drives the protective door to block at a first position between the socket assembly 2 and the plug hole, specifically blocking between the corresponding L-pole plug hole and the corresponding clamping arm, and between the corresponding N-pole plug hole and the corresponding clamping arm. The protective door includes two blocking parts 53. The device includes a first through hole 54. The same sides of the two blocking portions 53 include inclined surfaces. The two pins of the plug abut against the two inclined surfaces respectively, driving the protective door to move in the same direction, so that the protective door reaches a second position offset from the plug hole. The first through hole 54 is used to avoid one pin of the plug. When the protective door is moved from the first position blocking the plug hole to the second position offset from the plug hole, one pin of the plug can pass through the first through hole 54 and connect to a set of clamping arms of the pin assembly 1. The elastic element 52 can be, but is not limited to, a compression spring, tension spring, torsion spring, or spring, etc. Figure 10 A schematic diagram of the structure of the protective door assembly 5 is shown.

[0057] Furthermore, such as Figure 2 and Figure 10 As shown, the protective door bracket 51 includes a third through hole 55 for the pin to pass through. When the protective door is in the first position, the third through hole 55 is blocked, and when the protective door is in the second position, the third through hole 55 is offset.

[0058] Furthermore, such as Figure 2 and Figure 10 As shown in the embodiment of this application, the housing 3 includes two sets of plug holes. One set of plug holes is a two-prong plug hole with two pin holes, and the other set of plug holes is a three-prong plug hole with three pin holes, including a ground pin hole. The protective door assembly 5 includes two protective doors, and an elastic element 52 is connected between the two protective doors. The elastic element 52 is preferably a compression spring. The two protective doors are a first protective door 56 and a second protective door 57. The first protective door 56 blocks the two-prong plug hole, and the second protective door 57 blocks the L-pole pin hole and N-pole pin hole of the three-prong plug hole. In order to correspond to the shape of the two-prong plug and the three-prong plug, the two blocking parts 53 of the first protective door 56 are parallel, and the two inclined surfaces are also parallel. The two blocking parts 53 of the second protective door 57 are inclined, and the inclined surfaces on the blocking parts 53 are also inclined.

[0059] like Figure 2 , Figures 4-6As shown, the plug-in assembly 1 includes an L-pole plug 11 and an N-pole plug 12, the L-pole plug 11 includes an L-pole plug piece 111, a first L-pole connecting plate 112, a second L-pole connecting plate 113 and a first extension protrusion 114 connected in sequence and integrally formed, the L-pole plug piece 111 is perpendicular to the first L-pole connecting plate 112, the first L-pole connecting plate 112 is in the same horizontal plane as the second L-pole connecting plate 113, preferably the included angle between the first L-pole connecting plate 112 and the second L-pole connecting plate 113 is obtuse, the length of the first L-pole connecting plate 112 is less than the length of the second L-pole connecting plate 113, the first extension protrusion 114 is located at the end of the second L-pole connecting plate 113 and at least partially extends into the socket converter to connect with the incoming line end 42 of the overload protection assembly, preferably the bending angle between the first extension protrusion 114 and the second L-pole connecting plate 113 is a right angle;

[0060] The N-pole plug 12 includes an N-pole plug piece 121, a first N-pole connecting plate 122, a second N-pole connecting plate 123 and a second extension protrusion 124 connected in sequence and integrally formed, the N-pole plug piece 121 is perpendicular to the first N-pole connecting plate 122, the first N-pole connecting plate 122 and the second N-pole connecting plate 123 are in the same plane, preferably the included angle between the first N-pole connecting plate 122 and the second N-pole connecting plate 123 is obtuse, the length of the first N-pole connecting plate 122 is less than the length of the second N-pole connecting plate 123, the second extension protrusion 124 is located at the end of the second N-pole connecting plate 123 and at least partially extends into the socket converter to connect with the N-pole plug sleeve 22, preferably the bending angle between the second extension protrusion 124 and the second N-pole connecting plate 123 is a right angle;

[0061] The plug-in assembly 1 further includes a ground-pole plug 13, the plug-in sleeve assembly 2 further includes a ground-pole plug sleeve 23, the ground-pole plug 13 is connected with the ground-pole plug sleeve 23; the ground-pole plug 13 includes a ground-pole plug piece 131 and a third extension protrusion 132, the ground-pole plug piece 131 is connected with the third extension protrusion 132, the third extension protrusion 132 is in the same plane as the ground-pole plug piece 131 and extends into the socket converter to connect with the ground-pole plug sleeve 23, in the present embodiment, the third extension protrusion 132 is located at a corner of the ground-pole plug piece 131. By integrally forming the plug-in assembly 1 with the shell 3, the internal structure of the socket converter is kept neat, the number of product parts is small, it is simple and beautiful, and the problems of cable disorder and many welding points in the internal structure of the shell 3 of the socket converter in the prior art are avoided, and the safety performance of the socket converter is improved.

[0062] As Figure 8 and Figure 11As shown, after the plug-in assembly 1 is integrally injection molded with the shell 3, part of the L-pole plug-in sheet 111, the first L-pole connecting plate 112, the second L-pole connecting plate 113, and part of the first extension protrusion 114 of the L-pole plug 11 are integrally injection molded inside the plug-in panel 32; part of the N-pole plug-in sheet 121, the first N-pole connecting plate 122, the second N-pole connecting plate 123, and part of the second extension protrusion 124 of the N-pole plug 12 are integrally injection molded inside the plug-in panel 32; part of the ground-pole plug-in sheet 131 and part of the third extension protrusion 132 of the ground-pole plug 13 are integrally injection molded inside the plug-in panel 32, and the integrally injection molding can enhance the installation efficiency of the plug-in assembly 1 and the plug-in panel 32.

[0063] Further, as shown in the figures, Figure 7 As shown, the L-pole plug sleeve 21 includes the first L-pole clamping arm 212 and the second L-pole clamping arm 213 which are arranged at intervals and integrally formed, the first L-pole clamping arm 212 and the second L-pole clamping arm 213 are connected through the vertical third L-pole connecting plate 215, one end of the third L-pole connecting plate 215 is linearly connected with the first L-pole clamping arm 212, the other end is bently connected with the second L-pole clamping arm 213 and the bending angle is obtuse, the second L-pole clamping arm 213 is connected with the horizontal fourth L-pole connecting plate 216, one end of the fourth L-pole connecting plate 216 away from the second L-pole clamping arm 213 is bently provided with the fourth extension protrusion 214, the fourth extension protrusion 214 extends towards the inside of the shell 3, for connecting with the outgoing line end 41 of the overload protection assembly 4, the L-pole superposition part includes the fourth L-pole connecting plate 216 and the fourth extension protrusion 214, preferably the extension direction of the fourth extension protrusion 214 is perpendicular to the horizontal direction of the fourth L-pole connecting plate 216, specifically, the fourth L-pole connecting plate 216 includes the first plate and the second plate which are bently connected, and the bending angle between the first plate and the second plate is obtuse;

[0064] The N-pole plug sleeve 22 includes the first N-pole clamping arm 222 and the second N-pole clamping arm 223 which are arranged at intervals and integrally formed, the first N-pole clamping arm 222 and the second N-pole clamping arm 223 are connected with the vertical third N-pole connecting plate 224, one end of the third N-pole connecting plate 224 is linearly connected with the first N-pole clamping arm 222, the other end is bently connected with the second N-pole clamping arm 223 and the bending angle is obtuse, one side of the third N-pole connecting plate 224 is connected with the horizontal N-pole extension plate, the N-pole extension plate is provided with the N-pole connecting hole 221, and the N-pole connecting hole 221 is connected with the second extension protrusion 124;

[0065] The ground pole sleeve 23 comprises a set of ground pole clamping arms 232 and a horizontal ground pole connecting plate 233 at the bottom of the ground pole clamping arms, the ground pole connecting plate 233 extends to the outside of the ground pole clamping arms 232 to form two ground pole extensions, one of which comprises a ground pole connecting hole 231 connected with the third extension protrusion 132.

[0066] The ground pole sleeve 23 is located between the N pole sleeve 22 and the L pole sleeve 21, specifically, the ground pole clamping arms 232 are located between the first L pole clamping arm 212 and the first N pole clamping arm 222, and the second L pole clamping arm 213 and the second N pole clamping arm 223 are bent towards each other. Wherein, the vertical direction is the direction of the sleeve assembly 2 installed on the shell 3, that is, the thickness direction of the socket converter, and the horizontal direction is perpendicular to the vertical direction.

[0067] Further, as shown in Figure 8 and Figure 9 The shell 3 comprises a sleeve installation cavity 31 similar in shape to the sleeve assembly 2, and the sleeve assembly 2 is installed in the sleeve installation cavity 31. In the embodiment of the present application, the shell 3 comprises an L pole sleeve installation cavity 311 for installing the L pole sleeve 21 and an N pole sleeve installation cavity 312 for installing the N pole sleeve 22, and the ground pole sleeve 23 is installed between the L pole sleeve installation cavity 311 and the N pole sleeve installation cavity 312, wherein the L pole sleeve installation cavity 311 is similar in shape to the L pole sleeve 21, and the N pole sleeve installation cavity 312 is similar in shape to the N pole sleeve 22.

[0068] Further, as shown in Figure 8 The incoming line end 41 of the overload protection assembly 4 comprises a first connecting hole connected with the first extension protrusion 114 of the L pole plug 11, the outgoing line end 42 comprises a second connecting hole connected with the fourth extension protrusion 214 of the L pole sleeve 21, the N pole sleeve 22 comprises an N pole connecting hole 221, the ground pole sleeve 23 comprises a ground pole connecting hole 231, and the second extension protrusion 124 and the third extension protrusion 132 respectively extend into the N pole connecting hole 221 and the ground pole connecting hole 231 to realize electrical connection. Wherein, Figure 7 The structure diagram of the sleeve assembly 2 of the present application is shown.

[0069] Specifically, the two shielding parts 53 of the first protection door 56 are shielded between the corresponding L pole plug hole and the second L pole clamping arm 213, and between the corresponding N pole plug hole and the second N pole clamping arm 223; the two shielding parts 53 of the second protection door 57 are shielded between the corresponding L pole plug hole and the first L pole clamping arm 212, and between the corresponding N pole plug hole and the first N pole clamping arm 222.

[0070] Further, as shown in Figure 1 and Figure 2 , the ground pin hole of the three-pin socket is located between the two pin holes of the two-pin socket, corresponding to the first through hole 54 of the first protection door 56. The ground pin hole of the three-pin socket is located between the two-pin sockets, so that the three-pin socket and the two-pin socket form an overlapping effect, which can save space of the socket converter, reduce the volume of the socket converter, and enhance the aesthetics of the socket converter.

[0071] Further, as shown in Figure 2 and Figure 10 , the first protection door 56 and the second protection door 57 extend out the elastic member support table 521 on the opposite sides; the elastic member support tables 521 of the first protection door 56 and the second protection door 57 are staggered, and the two ends of the elastic member 52 are mounted on the two elastic member support tables 521; the middle part of the protection door support 51 is provided with two protection door support tables 511 facing each other, and the elastic member 52 between the two elastic member support tables 521 and the two elastic member support tables 521 is located between the two protection door support tables 511 and is limited by the two protection door support tables 511; the side of the elastic member support table 521 opposite to the elastic member 52 abuts against the protection door support table 511.

[0072] Preferably, as shown in Figure 2 , Figure 8 , Figure 11 , Figure 14 and Figure 15 , the shell 3 of the socket converter includes a pin panel 32 and a socket panel 33; the pin assembly 1 is partially embedded in the pin panel 32; the overload protection assembly 4, the sleeve assembly 2, and the protection door assembly 5 are mounted on the pin panel 32; the socket panel 33 includes at least one set of the plug holes; and the socket panel 33 covers the pin panel 32.

[0073] Further, as shown in Figure 4 , Figure 5 and Figure 12As shown in the drawings, the middle part of the L-pole plug blade 111 of the L-pole plug 11 and the N-pole plug blade 121 of the N-pole plug 12 is thinned to form a thinning area 141, and the plug panel 32 extends two insulating sheaths 142 vertically and outwardly, which are integrally formed with the plug panel 32, and the L-pole plug blade 111 and the N-pole plug blade 121 partially extend out of the insulating sheaths 142, respectively. The two insulating sheaths 142 are located in the thinning area 141 of the L-pole plug blade 111 and the N-pole plug blade 121, respectively. The insulating sheaths 142 can enhance the insulation performance of the socket converter, and the insulating sheaths 142 located in the thinning area 141 can wrap the L-pole plug blade 111 and the N-pole plug blade 121 to prevent dust from entering, further improving the insulation performance of the socket converter.

[0074] Further, as shown in the drawings, Figure 4 、 Figure 5 、 Figure 6 and Figure 13 , the L-pole plug blade 111, the N-pole plug blade 121 and the ground pole plug blade 131 are provided with a glue encapsulation process hole 143, and the plug panel 32 includes a glue encapsulation column 144. After the plug panel 32 is integrally formed with the L-pole plug 11, the N-pole plug 12 and the ground pole plug 13, the glue encapsulation column 144 is embedded in the glue encapsulation process hole 143 to enhance the firmness of the L-pole plug 11, the N-pole plug 12 and the ground pole plug 13 and the plug panel 32.

[0075] Preferably, as shown in the drawings, Figure 2 、 8 , 14, 15, the overload protection assembly 4 and the bushing assembly 2 are arranged side by side along a first direction, the plug assembly 1, the bushing assembly 2 and the protection door assembly 5 are arranged in layers along a second direction, and the button support 44 is arranged to move along a third direction. The first direction, the second direction and the third direction are perpendicular to each other, the plug panel 32 and the jack panel 33 are overlapped along the second direction to form a shell of the socket converter, and the overall layout is reasonable and compact.

[0076] Preferably, as shown in the drawings, Figures 8-11 , the jack panel 33 is provided with a first support column 331 including a screw hole or a screw groove, the protection door support 51 of the protection door assembly 5 is provided with a first through hole 512, the plug panel 32 is provided with a support table 321 including a second through hole, and the first support column 331 abuts against the support table 321 after the jack panel 33 and the plug panel 32 are overlapped. The first through hole 512, the second through hole and the screw hole or the screw groove correspond, and a mounting screw is sequentially installed and fixed through the second through hole, the first through hole 512 and the screw hole or the screw groove.

[0077] Further, as shown in the drawings,Figures 8-11 As shown in Figure 14 and Figure 15 shown, one second limiting column 514 abuts against the fourth L-pole connecting plate 216 of the L-pole bush 21, and the other second limiting column 514 abuts against the second extending protrusion 124 of the N-pole bush 12.

[0078] Further, as shown in Figure 8 and Figure 11 shown, the protection door support 51 further comprises a plurality of bush limiting ribs for limiting the movement of the bush assembly 2. In the embodiment, the protection door support 51 comprises two L-pole bush limiting ribs 515, two N-pole bush limiting ribs 516 and two ground-pole bush limiting ribs 517, the two L-pole bush limiting ribs 515 are located at the two ends of the L-pole bush 21 to limit the L-pole bush 21, the two N-pole bush limiting ribs 516 are located at the two ends of the N-pole bush 22 to limit the N-pole bush 22, and the two ground-pole bush limiting ribs 517 are located at the two ends of the ground-pole bush 23 to limit the ground-pole bush 23.

[0079] Specifically, as shown in Figure 8 shown, the length of the ground-pole bush limiting rib 517 is greater than the length of the L-pole bush limiting rib 515 and the N-pole bush limiting rib 516, the L-pole bush limiting rib 515 and the N-pole bush limiting rib 516 abut against the side wall of the bush mounting chamber 31, a plurality of limiting rib grooves 313 are formed on the side wall of the bush mounting chamber 31, the L-pole bush limiting rib 515 and the N-pole bush limiting rib 516 abut against the limiting rib grooves 313, and the two ground-pole bush limiting ribs 517 abut against the two ground-pole extending portions of the ground-pole bush 23.

[0080] Further, as shown in Figure 9 and Figure 11 shown, the second support column 332 is arranged on the jack hole panel 33 and abuts against the overload protection assembly 4 to limit the movement of the overload protection assembly 4.

[0081] Further, as shown in Figure 1 and Figure 9As shown, the third through hole 34 is arranged on the shell 3 of the socket converter, and the pressing part 441 of the overload protection assembly 4 is located in the third through hole 34 after the overload protection assembly 4 is installed in the shell 3, and the pressing part 441 is in telescopic movement in the third through hole 34 as the overload protection assembly 4 is switched between the overload protection state and the reset state, wherein the pressing part 441 can be partially out of the third through hole 34 or not when the overload protection assembly 4 is in the reset state.

[0082] Preferably, as shown in Figure 9 and Figure 11 As shown, the plug-in panel 32 and the socket panel 33 are snap-connected, the four corners of the plug-in panel 32 are provided with snap grooves 35 on the outer side, and the four corners of the socket panel 33 are provided with snap protrusions 36 on the inner side, the snap protrusions 36 are matched with the snap grooves 35 to realize the snap connection of the plug-in panel 32 and the socket panel 33. Of course, the snap protrusions 36 can also be arranged on the inner side of the four corners of the plug-in panel 32, and the snap grooves 35 can also be arranged on the outer side of the four corners of the socket panel 33, which is also possible and within the protection scope of the present application.

[0083] Further, as shown in Figure 14 and Figure 15 The four corners of the plug-in panel 32 extend four first extension plates 37 towards the socket panel 33, and the snap grooves 35 are arranged on the first extension plates 37.

[0084] It should be noted that in the description of the present application, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings or the orientation or positional relationship usually used in use, and are only for the convenience of description, and cannot be understood as indicating that the device or element referred to must have a specific orientation, therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only used for differentiation, and cannot be understood as indicating relative importance.

[0085] The above is a further detailed description of the present application in combination with specific preferred embodiments, and cannot be considered as limiting the specific implementation of the present application to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, some simple deductions or substitutions can be made without departing from the concept of the present application, and all of them should be considered as falling within the protection scope of the present application.

Claims

1. A socket converter, comprising a pin panel (32), a socket panel (33), a pin assembly (1), a socket sleeve assembly (2), and an overload protection assembly (4), wherein the socket panel (33) covers the pin panel (32), characterized in that, The pin assembly (1) is partially embedded in the pin panel (32) and integrally injection molded with the pin panel (32). The socket panel (33) includes at least one set of plug holes, including L-pole pin holes and N-pole pin holes. The pin panel (32) includes a socket mounting chamber (31). The socket assembly (2) is installed in the socket mounting chamber (31). The overload protection assembly (4) is installed on the pin panel (32) and located on one side of the socket assembly (2). The overload protection assembly (4) is connected between the pin assembly (1) and the socket assembly (2). The pin assembly (1), the socket assembly (2), and at least one set of plug holes are in corresponding positions. A protection door assembly (5) is provided between the socket assembly (2) and the plug holes.

2. The socket converter according to claim 1, characterized in that, The overload protection component includes an inlet (42) and an outlet (41). The pin assembly (1) includes an L-pole pin (11) and an N-pole pin (12). The sleeve assembly (2) includes an L-pole sleeve (21) and an N-pole sleeve (22). The L-pole pin (11) is connected to the inlet (42). The outlet (41) is connected to the L-pole sleeve (21). The N-pole pin (12) is connected to the N-pole sleeve (22). The L-pole pin (11) includes an L-pole embedded part integrally injection molded inside the pin panel (32). The L-pole embedded part includes at least a second L-pole connecting plate (113) extending to the inlet (42) of the overload protection component (4).

3. The socket converter according to claim 2, characterized in that, The L-pole socket (21) includes an L-pole stacking portion, which includes at least a fourth L-pole connecting plate (216) extending toward the output end (41) of the overload protection component. The fourth L-pole connecting plate (216) is mounted on the side of the pin panel (32) facing the socket panel (33) and is stacked on the second L-pole connecting plate (113).

4. The socket converter according to claim 1, characterized in that, The overload protection assembly includes an overload protection housing (43). Inside the overload protection housing (43) are a button bracket (44), a first connecting plate (45), a second connecting plate (46), a reset spring (47), and a bimetallic strip (48). The first connecting plate (45) and the second connecting plate (46) are located on both sides of the button bracket (44). One end of the bimetallic strip (48) is fixedly connected to the first connecting plate (45), and the other end is a moving contact portion connected to the static contact portion of the second connecting plate (46); or, one end of the bimetallic strip (48) is fixedly connected to the second connecting plate (46). The other end is a moving contact part connected to the static contact part of the first connecting plate (45). The protective shell includes a second through hole, and the socket converter includes a third through hole (34) corresponding to the position of the second through hole. The reset spring (47) is connected to the button bracket (44). The button bracket (44) is provided with a shield plate (442) and a pressing part (441). The first connecting plate (45) extends out of the overload protective shell (43) to form an inlet end (42), and the second connecting plate (46) extends out of the overload protective shell (43) to form an outlet end (41). When the bimetallic strip (48) is heated and deformed, causing the static contact and the moving contact to separate, the reset spring (47) drives the button bracket (44) to move, causing the pressing part (441) to extend out of the third through hole (34), and the baffle plate (442) to extend between the static contact and the moving contact; The pressing part (441) is subjected to force that causes the cover plate (442) to move out between the moving contact part and the stationary contact part, and the button bracket (44) is limited and the reset spring (47) stores energy.

5. The socket converter according to claim 1, characterized in that, The protective door assembly (5) includes a protective door bracket (51), which is mounted on the pin panel (32) above the plug assembly (2). At least one elastic element (52) and at least one protective door are mounted on the protective door bracket (51). The elastic element (52) drives the protective door to block the plug assembly (2) and the plug hole in a first position. The protective door includes two inclined surfaces, and a first through hole (54) for the pin to pass through is included between the two inclined surfaces. The two pins of the plug abut against the two inclined surfaces respectively and drive the protective door to move in the same direction, so that the protective door reaches a second position that is offset from the plug hole. The protective door bracket (51) includes a third through hole (55) for the pin to pass through. When the protective door is in the first position, it blocks the third through hole (55). When the protective door is in the second position, it is offset from the third through hole (55).

6. The socket converter according to claim 3, characterized in that, The L-pole pin (11) includes an L-pole pin piece (111), a first L-pole connecting plate (112), a second L-pole connecting plate (113), and a first extension protrusion (114) that are bent and connected in sequence and integrally formed. The L-pole pin piece (111) and the first L-pole connecting plate (112) are perpendicular to each other. The first L-pole connecting plate (112) and the second L-pole connecting plate (113) are on the same horizontal plane. The first extension protrusion (114) is located at the end of the second L-pole connecting plate (113) and extends at least partially into the socket converter to connect with the inlet terminal (42) of the overload protection component. The L-pole embedding part includes a portion of the L-pole pin piece (111), the first L-pole connecting plate (112), the second L-pole connecting plate (113), and a portion of the first extension protrusion (114).

7. The socket converter according to claim 6, characterized in that, The N-pole pin (12) includes an N-pole pin piece (121), a first N-pole connecting plate (122), a second N-pole connecting plate (123), and a second extension protrusion (124) that are bent and connected in sequence and integrally formed. The N-pole pin piece (121) is perpendicular to the first N-pole connecting plate (122). The first N-pole connecting plate (122) and the second N-pole connecting plate (123) are located on the same plane. The second extension protrusion (124) is located at the end of the second N-pole connecting plate (123) and extends at least partially into the socket converter to connect with the N-pole sleeve (22). Part of the N-pole pin piece (121), the first N-pole connecting plate (122), the second N-pole connecting plate (123), and part of the second extension protrusion (124) are integrally injection molded inside the pin panel (32). The pin assembly (1) further includes a ground pin (13), and the socket assembly (2) further includes a ground socket (23). The ground pin (13) is connected to the ground socket (23). The ground pin (13) includes a connected ground pin piece (131) and a third extension protrusion (132). The third extension protrusion (132) extends into the socket converter and is connected to the ground socket (23). Part of the ground pin piece (131) and part of the third extension protrusion (132) are integrally injection molded inside the pin panel (32).

8. The socket converter according to claim 7, characterized in that, The L-pole sleeve (21) includes a first L-pole clamping arm (212) and a second L-pole clamping arm (213) that are spaced apart and integrally formed. The first L-pole clamping arm (212) and the second L-pole clamping arm (213) are connected by a vertical third L-pole connecting plate (215). One end of the third L-pole connecting plate (215) is linearly connected to the first L-pole clamping arm (212), and the other end is bent and connected to the second L-pole clamping arm (213) with an obtuse angle. The second L-pole clamping arm (213) is connected to a horizontal fourth L-pole connecting plate (216). The end of the fourth L-pole connecting plate (216) away from the second L-pole clamping arm (213) is bent and has a fourth extension protrusion (214) for connecting to the outlet end (41) of the overload protection component (4). The L-pole superposition part includes the fourth L-pole connecting plate (216) and the fourth extension protrusion (214). The N-pole sleeve (22) includes a first N-pole clamping arm (222) and a second N-pole clamping arm (223) that are spaced apart and integrally formed. A vertical third N-pole connecting plate (224) is connected between the first N-pole clamping arm (222) and the second N-pole clamping arm (223). One end of the third N-pole connecting plate (224) is linearly connected to the first N-pole clamping arm (222), and the other end is bent and connected to the second N-pole clamping arm (223) with an obtuse angle. A horizontal N-pole extension plate is connected to one side of the third N-pole connecting plate (224). The N-pole extension plate is provided with an N-pole connecting hole (221), and the N-pole connecting hole (221) is connected to the second extension protrusion (124). The ground electrode sleeve (23) includes a set of ground electrode clamping arms (232) and a horizontal ground electrode connecting plate (233) located at the bottom of the ground electrode clamping arms (232). The ground electrode connecting plate (233) extends to both sides and protrudes from the ground electrode clamping arms (232) to form two ground electrode extensions. One ground electrode extension includes a ground electrode connecting hole (231), which is connected to the third extension protrusion (132).

9. The socket converter according to claim 8, characterized in that, The socket mounting chamber (31) includes an L-pole socket mounting chamber (311) and an N-pole socket mounting chamber (312). The L-pole socket (21) is installed in the L-pole socket mounting chamber (311), the N-pole socket (22) is installed in the N-pole socket mounting chamber (312), the ground pole socket (23) is installed between the L-pole socket mounting chamber (311) and the N-pole socket mounting chamber (312), the ground pole clamping arm (232) is located between the first L-pole clamping arm (212) and the first N-pole clamping arm (222), and the second L-pole clamping arm (213) and the second N-pole clamping arm (223) are bent toward each other.

10. The socket converter according to claim 5, characterized in that, The socket panel (33) includes two sets of plug holes, one set of plug holes being two-prong plug holes and the other set of plug holes being three-prong plug holes. The protective door assembly (5) includes a first protective door (56) for blocking the two-prong plug holes and a second protective door (57) for blocking the three-prong plug holes. An elastic member (52) is connected between the first protective door (56) and the second protective door (57).

11. The socket converter according to claim 10, characterized in that, The first protective door (56) and the second protective door (57) extend elastic support platforms (521) from opposite sides, and the elastic support platforms (521) of the first protective door (56) and the elastic support platforms (521) of the second protective door (57) are staggered. The two ends of the elastic element (52) are installed on the two elastic support platforms (521). Two protective door support platforms (511) are arranged facing each other in the middle of the protective door bracket (51), and the two elastic support platforms (521) and the elastic element (52) are limited between the two protective door support platforms (511).

12. The socket converter according to claim 7, characterized in that, The L-pole pin (111) of the L-pole pin (11) and the N-pole pin (121) of the N-pole pin (12) include a thinning region (141) in the middle. The pin panel (32) has two insulating sleeves (142) extending vertically outward. The two insulating sleeves (142) are integrally formed with the pin panel (32). The L-pole pin (111) and the N-pole pin (121) respectively partially extend out of the insulating sleeves. (142) The two insulating sleeves (142) are respectively located in the thinning area (141) of the L pole pin (111) and the N pole pin (121); the L pole pin (111), the N pole pin (121) and the ground pole pin (131) are provided with a rubber coating process hole (143), and the pin panel (32) includes a rubber coating post (144) which is embedded in the rubber coating process hole (143).

13. The socket converter according to claim 5, characterized in that, The socket panel (33) is provided with a first support post (331), the first support post (331) includes a screw hole or screw groove, the protective door bracket (51) of the protective door assembly (5) is provided with a first through hole (512), the pin panel (32) is provided with a support platform (321), the support platform (321) includes a second through hole, the socket panel (33) covers the pin panel (32), the first support post (331) abuts against the support platform (321), the first through hole (512), the second through hole and the screw hole or screw groove correspond to each other; The protective door bracket (51) also includes a plurality of first limiting posts (513) spaced apart, and the pin panel (32) includes a plurality of limiting cylinders (322) spaced apart. The plurality of first limiting posts (513) are installed in the plurality of limiting cylinders (322) to limit the protective door bracket (51). The protective door bracket (51) also includes at least two second limiting posts (514) spaced apart. The at least two second limiting posts (514) limit the socket assembly (2) in the thickness direction of the socket converter.

14. The socket converter according to claim 9, characterized in that, The protective door assembly (5) is mounted on the latch panel (32). The protective door assembly (5) includes a protective door bracket (51). At least one elastic element (52) and at least one protective door are mounted on the protective door bracket (51). The protective door bracket (51) includes two L-pole sleeve limiting ribs (515), two N-pole sleeve limiting ribs (516), and two ground pole sleeve limiting ribs (517). The two L-pole sleeve limiting ribs (515) are located at both ends of the L-pole sleeve (21) and limit the L-pole sleeve (21). The two N-pole sleeve limiting ribs (516) are located at both ends of the N-pole sleeve (22) and limit the N-pole sleeve. (22); Two ground electrode sleeve limiting ribs (517) are located at both ends of the ground electrode sleeve (23) to limit the ground electrode sleeve (23); The length of the ground electrode sleeve limiting rib (517) is greater than the length of the L pole sleeve limiting rib (515) and the N pole sleeve limiting rib (516). Multiple limiting rib grooves (313) are provided on the side wall of the sleeve installation chamber (31). The L pole sleeve limiting rib (515) and the N pole sleeve limiting rib (516) respectively press against the limiting rib groove (313). The two ground electrode sleeve limiting ribs (517) respectively press against the two ground electrode extensions of the ground electrode sleeve (23).

15. The socket converter according to claim 4, characterized in that, The overload protection component (4) and the sleeve component (2) are arranged side by side along the first direction, the pin component (1), the sleeve component (2) and the protection door component (5) are stacked along the second direction, and the button bracket (44) is moved along the third direction. The first direction, the second direction and the third direction are perpendicular to each other.

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