CN205565071U

CN205565071U - Socket

Info

Publication number: CN205565071U
Application number: CN201620075687.XU
Authority: CN
Inventors: 何志国; 张仕森; 王�华; 秦智良
Original assignee: Zhejiang Chint Building Electrics Co Ltd
Current assignee: Zhejiang Chint Building Electrics Co Ltd
Priority date: 2016-01-26
Filing date: 2016-01-26
Publication date: 2016-09-07
Anticipated expiration: 2026-01-26

Abstract

The utility model provides a socket, is including being used for placing the base of plug bush and shutter, the both ends opening of base, and the base both ends are equipped with the plug bush mounting structure who is used for installing the shutter mounting structure of shutter and is used for installing the plug bush respectively, shutter mounting structure and plug bush mounting structure integrated into one piece, shutter mounting structure's bottom is equipped with the through -hole that lets the inserted sheet of plug pass, pushes the shutter that shelters from the through -hole when plug inserts open and makes the plug insert in the plug bush of below from the through -hole, during the assembly, it is fixed that the installation is packed among the shutter mounting structure into from base one end opening to the shutter, and it is fixed that the installation is packed among the plug bush mounting structure into from the other end opening of base to the plug bush. The utility model discloses a shutter and plug bush can be installed simultaneously to the base that sets up integrated into one piece, can install shutter and plug bush simultaneously from the base opening both ends respectively during the assembly, and the installation flow obtains simplifying, and assembly efficiency is high, the automated production of being convenient for, production efficiency obtains improving.

Description

Socket

Technical field

This utility model relates to Low Voltage Electrical Apparatus, relates to a kind of socket, particularly to sleeve and the erecting device of protection door of a kind of socket.

Background technology

At present, the positioning bar of sleeve is arranged in pedestal mostly, or is arranged in drain pan, carries protected door socket to be typically installed on single pressure plate structure by protection door fixing.When the socket of existing structure assembles, in needing first sleeve to be fixed on drain pan or in pedestal, reassembling pressing plate, install protection door the most again on pressing plate, the assembly process of whole socket is more complicated, and element is more, and cost is of a relatively high.Existing structure protection door does not has a corresponding fixed structure, and socket protective door can drop after assembling with pressing plate easily, is transported to more smoothly during next one operation can ensure that does not falls out during hand assembled, but can not meet Automated assembly.

Summary of the invention

The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of performance safety is stable, easy to assembly fast, the socket of low cost.

For achieving the above object, this utility model adopts the technical scheme that

A kind of socket; including for placing sleeve and the pedestal 8 of protection door; the both ends open of pedestal 8; pedestal 8 is respectively arranged at two ends with the protection door mounting structure 81 for installing protection door and for installing the sleeve mounting structure 82 of sleeve; protection door mounting structure 81 and sleeve mounting structure 82 are one-body molded; the bottom of described protection door mounting structure 81 is provided with the through hole allowing the inserted sheet of plug pass, and plug is pushed open when inserting and blocked the protection door of through hole and make plug sleeve below through hole inserts；During assembling, protection door loads from pedestal 8 one end open to protect to install door mounting structure 81 to be fixed, and sleeve loads to install sleeve mounting structure 82 from the other end opening of pedestal 8 to be fixed.

Further; described protection door includes that three insert protection door 3 and two slotting protection doors 2; three insert protection door 3 and two inserts the both sides protecting door 2 to be respectively arranged on protection door mounting structure 81; it is provided with, between three slotting protection doors 3 and two slotting protection doors 2, the back-moving spring 4 that protection door reset can be driven; when three plugs or two plugs insert, three slotting protection doors 3 or two slotting protection doors 2 move to middle part to open to insert and protect three sleeves or two below door mounting structure 81 to insert in sleeve.

Further, described sleeve mounting structure 82 is the fixing seat for installing sleeve, is provided with the sleeve for installing three sleeves and two sleeves and installs cavity 51 inside fixing seat.

Further; described two one end inserting protection door 2 are provided with guide post 22; three one end inserting protection door 3 are provided with guide post 22 and insert the pilot hole 32 installed; when plug inserts; protection door moves along guide post 22 direction to be opened, and back-moving spring 4 is stage clip, and one end of stage clip is set on guide post 22 fixing; the internal other end being provided with stage clip of pilot hole 32 installs fixing spring fixing groove 321, and the other end of stage clip is fixing in stretching into spring fixing groove 321；During installation, two guide posts 22 inserting protection door 2 one end are fixing in being loaded on protection door mounting structure 81 together in inserting three pilot holes 32 inserting protection door 3 after being set with stage clip.

Further, described two other ends inserting protection door 2 are provided with the first positioning end, and the medial wall, one end of the protection door mounting structure 81 of pedestal 8 is provided with first location structure corresponding with the first positioning end；First positioning end is two extended the first positioning convex 21 of the other end inserting protection doors 2, and what the first location structure included being located at protection medial wall, door mounting structure 81 one end extended carries out the first spacing limited block 111 to the first positioning convex 21 for the top, medial wall, both sides of the first pockets 11 and the first pockets 11 of installing the first positioning convex to the first pockets 11 is internal.

Further, described three insert protection door 3 has the second positioning end towards the other end protecting door mounting structure 81, and the other end medial wall of the protection door mounting structure 81 of pedestal 8 is provided with second location structure corresponding with the second positioning end；Second positioning end is to protrude to be located at three the second positioning convex 31 inserting protection door 3 other ends, and what the second location structure included being located at protection door mounting structure 81 other end medial wall extended carries out the second spacing limited block 121 to the second positioning convex 31 for the top, medial wall, both sides of the second pockets 12 and the second pockets 12 of installing the second positioning convex 31 to the second pockets 12 is internal.

Further, described each three sleeves include that three insert L pole sleeve, and three insert N pole sleeve and three inserts E pole sleeve, and each two sleeves include that two insert L pole sleeve and two and insert N pole sleeve, three insert L pole sleeve and two, and to insert L pole sleeve one-body molded, and three insert N pole sleeve and two, and to insert N pole sleeve one-body molded；nullSleeve is installed cavity 51 internal first demarcation strip 52 that arranges and sleeve is installed cavity 51 is divided into and inserts L pole sleeve and three and insert the first cavity of N pole sleeve and be used for installing two sleeves and three and insert the second cavity of E pole sleeve for installing three，The sidewall of the first cavity extends and is provided with second demarcation strip 53 vertical with the sidewall of the first cavity and is divided into by the first cavity and inserts L pole sleeve and three and insert the three of N pole sleeve and insert L pole sleeve cavity and three and insert N pole sleeve cavity for installing three，First demarcation strip 52 extends in the second cavity and is provided with two piece threeth demarcation strip 54 vertically disposed with the first demarcation strip 52 second cavity is divided into two insert L pole sleeve cavity、Two insert N pole sleeve cavity and three inserts E pole sleeve cavity，Described two insert L pole sleeve cavity is positioned at sleeve cavity side, slotting L pole，Two insert N pole sleeve cavity is positioned at three and inserts sleeve cavity side, N pole，Three insert E pole sleeve cavity inserts L pole sleeve cavity and two two and inserts between the sleeve cavity of N pole.

Further, described three insert L pole sleeve cavity, three insert N pole sleeve cavity, three insert E pole sleeve cavity, two insert N pole sleeve cavity and two and insert the sidewall of L pole sleeve cavity and be respectively equipped with the buckle projection 501 fixing with corresponding sleeve buckle.

Further, described three insert L pole sleeve and two inserts L pole sleeve one-body molded formation L pole sleeve, three insert N pole sleeve and two inserts N pole sleeve one-body molded formation N pole sleeve, many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and are connected by a copper bar respectively, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches 601 being respectively equipped with the U-shaped coordinated with the installation of respective copper bar, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is formed a buckle arm 602 in the both sides of snap notches 601 respectively, copper bar is provided with installs, with buckle arm 602, the block button hole 603 coordinated, the block button hole 603 of copper bar is through a buckle arm 602, the opposite side copper bar of the block button hole 603 of copper bar is partly installed in snap notches 601.

Further, described three insert L pole sleeve and two inserts L pole sleeve one-body molded formation L pole sleeve, three insert N pole sleeve and two inserts N pole sleeve one-body molded formation N pole sleeve, many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and are connected by a wire respectively, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches 601 being respectively equipped with the U-shaped being connected cooperation with respective wire, and the core of leading of wire is installed in snap notches 601.

This utility model can install protection door and sleeve by arranging integrated pedestal simultaneously; protection door and sleeve can be installed from pedestal opening two ends respectively during assembling simultaneously; relative to originally needing first to install sleeve; pressing plate is installed again; the installation procedure of protection door is installed on pressing plate again; installation procedure is simplified, and efficiency of assembling is high, it is simple to automated production；Individually sleeve and protection door can be fixed by part pedestal simultaneously; protection door mounting structure can individually complete to fix the spacing of protection door; fixed structure without other; sleeve mounting structure can also individually complete to fix the spacing of sleeve; without other fixing and limiting structure, protection door and sleeve are all without increasing the most fixing spacing part, and simple in construction consolidates; being easy to Automated assembly, production efficiency is improved.Two one end inserting protection door are provided with the pilot hole of guide post and three slotting protection doors and cooperate; on the one hand; protection door can only be along the direction action of guide post; on the other hand; during installation, two plug in the guide posts suit stage clips of protection door one end after insert be loaded on protection door mounting structure the most together after in three pilot holes inserting protection doors in fixing, protection door quick and easy for installation; it is easy to Automated assembly, improves productivity ratio.

Accompanying drawing explanation

Fig. 1 is the structural representation that this utility model sleeve is installed with pedestal；

Fig. 2 is the structural representation that this utility model sleeve is connected with copper sheet one；

Fig. 3 is the structural representation that this utility model sleeve is connected with copper sheet；

Fig. 4 is the structural representation that this utility model sleeve is connected with wire；

Fig. 5 is the exploded view of this utility model pedestal and sleeve；

Fig. 6 is the structural representation of the fixing seat of this utility model base bottom；

Fig. 7 is the structural representation of the protection door mounting structure at this utility model pedestal top；

Fig. 8 is the sectional view of this utility model pedestal and sleeve mounting structure；

Fig. 9 is the close-up schematic view that this utility model copper sheet is connected with sleeve；

Figure 10 is the close-up schematic view that this utility model wire is connected with sleeve；

Figure 11 is this utility model pedestal and protection door mounting structure exploded view；

Figure 12 is protection door of the present utility model and protection door mounting structure exploded view；

Figure 13 is the structural representation that this utility model two inserts protection door；

Figure 14 is the structural representation that this utility model three inserts protection door；

Figure 15 is the schematic diagram of this utility model protection door mounting structure；

Figure 16 is the schematic diagram of this utility model protection door mounting structure；

Figure 17 is that this utility model two inserts the sectional view protecting Men Yusan to insert protection door mounting structure.

Detailed description of the invention

The embodiment be given below in conjunction with accompanying drawing 1 to 17, further illustrates the detailed description of the invention of this utility model socket.Socket of the present utility model is not limited to the following description.

As Figure 1-4, described socket includes panel, base and being installed in the shell of panel and base formation together with placing after sleeve and the pedestal 8 of protection door, sleeve and protection door are installed on pedestal 8.Socket includes three group of five spring hole scoket module, often organizes five spring hole scoket modules and is respectively provided with a pedestal 8.

As illustrated in figs. 5-7; this utility model socket; pedestal 8 is formed in one structure; the both ends open of pedestal 8; pedestal 8 is respectively arranged at two ends with the protection door mounting structure 81 for installing protection door and for installing the sleeve mounting structure 82 of sleeve; protection door mounting structure 81 and sleeve mounting structure 82 are one-body molded, and the bottom of described protection door mounting structure 81 is provided with the through hole that the inserted sheet of plug passes, and plug is pushed open when inserting and blocked the protection door of through hole and make plug sleeve below through hole inserts；During assembling, protection door and sleeve load to install protection door mounting structure 81 and sleeve mounting structure 82 from the opening two ends of pedestal 8 respectively to be fixed.This utility model can install protection door and sleeve by arranging integrated pedestal simultaneously; protection door and sleeve can be installed from pedestal opening two ends respectively during assembling simultaneously; relative to originally needing first to install sleeve; pressing plate is installed again; the installation procedure of protection door is installed on pressing plate again; installation procedure is simplified, and efficiency of assembling is high, it is simple to automated production；Individually sleeve and protection door can be fixed by part pedestal simultaneously; protection door mounting structure can individually complete to fix the spacing of protection door; fixed structure without other; sleeve mounting structure can also individually complete to fix the spacing of sleeve; without other fixing and limiting structure, protection door and sleeve are all without increasing the most fixing spacing part, and simple in construction consolidates; being easy to automated production, production efficiency is improved.

Especially, two two can also be arranged in protection door mounting structure 81 and insert protection door 2 or the combination of other protection door, be provided with and two plugs and the corresponding sleeve of three plugs in fixing seat 5

As shown in figure 11; described protection door mounting structure 81 is internal arranges one two slotting protection door 2 and one three slotting protection door 3; described socket mounting structure structure 82 is the fixing seat for installing sleeve, is provided with the sleeve for installing three sleeves and two sleeves and installs cavity 51 inside fixing seat.Socket mounting structure structure 82 is fixing seat, arranges sleeve installation cavity 51 and be fixed three sleeves together with two sleeves in fixing seat.Protection door mounting structure 81 is internal can also hold one or more protection doors.

As illustrated in figs. 5-7, described each three sleeves include that three insert L pole sleeve, and three insert N pole sleeve and three inserts E pole sleeve, and each two sleeves include that two insert L pole sleeve and two and insert N pole sleeve, three insert L pole sleeve and two, and to insert L pole sleeve one-body molded, and three insert N pole sleeve and two, and to insert N pole sleeve one-body molded；nullSleeve is installed cavity 51 internal first demarcation strip 52 that arranges and sleeve is installed cavity 51 is divided into and inserts L pole sleeve and three and insert the first cavity of N pole sleeve and be used for installing two sleeves and three and insert the second cavity of E pole sleeve for installing three，The sidewall of the first cavity extends and is provided with second demarcation strip 53 vertical with the sidewall of the first cavity and is divided into by the first cavity and inserts L pole sleeve and three and insert the three of N pole sleeve and insert L pole sleeve cavity and three and insert N pole sleeve cavity for installing three，First demarcation strip 52 extends in the second cavity and is provided with two piece threeth demarcation strip 54 vertically disposed with the first demarcation strip 52 second cavity is divided into two insert L pole sleeve cavity、Two insert N pole sleeve cavity and three inserts E pole sleeve cavity，Described two insert L pole sleeve cavity is positioned at sleeve cavity side, slotting L pole，Two insert N pole sleeve cavity is positioned at three and inserts sleeve cavity side, N pole，Three insert E pole sleeve cavity inserts L pole sleeve cavity and two two and inserts between the sleeve cavity of N pole.It is respectively provided with the first demarcation strip 52 in fixing seat, installation cavity 51 is divided into five to install cavitys inserting L pole sleeve respectively to three, three insert N pole sleeve, three insert E pole sleeve, two insert L pole sleeve and two and insert N pole sleeve and carry out installing fixing by the second demarcation strip 53 and the 3rd demarcation strip 54, prevent from being short-circuited between the sleeve of each pole, and sleeve can be accurately positioned again.

Specifically, as shown in Figure 8, described three insert L pole sleeve cavity, three insert N pole sleeve cavity, three insert E pole sleeve cavity, two insert N pole sleeve cavity and two and insert the sidewall of L pole sleeve cavity and be respectively equipped with the buckle projection 501 fixing with corresponding sleeve buckle.Being respectively provided with buckle projection 501 at five sidewalls installing cavity to snap connection with five sleeves respectively, five sleeves are effectively fixed, it is ensured that Electrical Safety, enhance product performance.

As seen in figs. 8-10, described three insert L pole sleeve and two inserts L pole sleeve one-body molded formation L pole sleeve, three insert N pole sleeve and two inserts N pole sleeve one-body molded formation N pole sleeve, many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and are connected by a copper bar respectively, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches 601 being respectively equipped with the U-shaped coordinated with the installation of respective copper bar, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is formed a buckle arm 602 in the both sides of snap notches 601 respectively, copper bar is provided with installs, with buckle arm 602, the block button hole 603 coordinated, the block button hole 603 of copper bar is through a buckle arm 602, the opposite side copper bar of the block button hole 603 of copper bar is partly installed in snap notches 601.Certainly, L pole sleeve, N pole sleeve and three inserts E pole sleeve can be one-body molded with respective copper bar.Many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and can also be connected by a wire respectively, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches 601 being respectively equipped with the U-shaped being connected cooperation with respective wire, and the core of leading of wire is installed in snap notches 601.

As shown in figure 12; socket includes two protection doors; one of them protection door is provided with guide post 22; another protection door is provided with guide post 22 and inserts the pilot hole 32 installed, and when plug inserts, protection door moves along guide post 22 direction to be opened; also include back-moving spring 4; back-moving spring 4 and protection door are connected as protecting door to provide the elastic force resetted, and during installation, guide post 22 inserts in pilot hole 32 and is installed together in loading protection door mounting structure 81 by two protection doors.This utility model socket is by arranging guide post on one of them protection door of two protection doors; on another protection door, pilot hole is set; during assembling; guide post inserts to be installed together by two protection doors in pilot hole and then reinstalls in protection door mounting structure; protecting the easy for installation of door, operation is simple, it is simple to Automated assembly; the cooperation of guide post and pilot hole makes two protection doors when assembling, is not forced and turns up in the middle part of two protection doors；When plug inserts, protection door can only move along guide post direction to be opened, uniform force, and the displacement of protection door is more steady, enhances stability and the safety of socket.

As shown in Figure 12-17, said two protection Men Weiyi three is inserted and is protected door 3 and one two slotting protection door 2, and described two one end inserting protection door 2 are provided with guide post 22, and three slotting one end protecting doors 3 are provided with pilot hole 32 corresponding with guide post 22.Protection door and one two slotting protection door are inserted in protection Men Weiyi three, can meet two plugs and the insertion of three plugs, it is achieved function of socket variation simultaneously.

As shown in figure 12; described three insert protection door 3 and two inserts the both sides protecting door 2 to be respectively arranged on protection door mounting structure 81; back-moving spring 4 is stage clip; stage clip is located at three and is inserted between protection door 3 and two slotting protection doors 2; protection door 3 is inserted at two ends respectively with three and two slotting protection doors 2 are connected, and inserts, for three slotting protection doors 3 and two, the elastic force protecting door 2 to provide reset；When three plugs insert, three plugs promote three slotting protection doors 3 to move to the middle part of protection door mounting structure 81 and open；When two plugs insert, two plugs promote two slotting protection doors 2 to move to the middle part of pedestal 8 and open.Two protection doors are located at the both sides of protection door mounting structure 81, and stage clip is connected to three and inserts between protection door and two slotting protection doors, when plug inserts, and the middle part displacement of two protection Men Douxiang protection door mounting structures 81, reasonable integral structure.

As shown in Figure 12,13,14,17; described guide post 22 is located at two and is inserted protection door 2 towards three middle parts inserting protection door 3; pilot hole 32 is through is located at three middle parts inserting protection door 3, and one end of stage clip is set on guide post 22 fixing, and the other end of guide post 22 extends two other ends inserting protection door 2.One end of stage clip is set on guide post 22 fixing, and stabilized structure is reliable, prevents stage clip from deforming upon bending and comes off.The internal other end being provided with stage clip of described pilot hole 32 installs fixing spring fixing groove 321, and the other end of stage clip is fixing in stretching into spring fixing groove 321, and the end of stage clip offsets with the bottom of spring fixing groove 321, and stage clip is not forced bending.The other end of stage clip is fixed with the spring fixing groove 321 within pilot hole 32, stabilized structure, and the other end of stage clip directly can also be inserted one end sidewall of protection door 3 and mutually abut with three.

As shown in figure 12, the E pole groove 27 that the described two through E pole plugs being provided with permission three plugs in middle part inserting protection door 2 insert.The E pole groove 27 that the E pole plug that three insert inserts is arranged at two middle parts inserting protection door 2, Appropriate application existing structure, reduces the arrangement space of protection door, the beneficially miniaturization of socket.

Such as Figure 13, shown in 14, described two to insert protection doors 2 be convex shape, and two insert to be provided with in the middle part of the one end protecting doors 2 and dodge projection 25, and described guide post 22 is located at and is dodged in the middle part of projection 25 one end；Three slotting protection doors 3 are concave shape, and three insert protection doors 3 is provided with dodge groove 33 corresponding with dodging projection 25 towards the two slotting sides protecting doors 2, and the other end of protection door mounting structure 81 is provided with and allows two to insert the U-lag 26 protecting the guide posts 22 of door 2 one end to pass；Described two other ends inserting protection doors 2 are respectively equipped with and insert inclined-plane 28 with the two of two plugs inserted sheets corresponding two, two insert inclined-plane 28 include corresponding circle slotting with circle insert inclined-plane and with flat slotting corresponding flat slotting inclined-plane；Described three other ends inserting protection door 3 are respectively equipped with the L pole inserted sheet with three plugs and N pole inserted sheet corresponding three inserts inclined-plane 34.

As shown in Figure 15,16, a protection door is provided with the first positioning end, and another protection door is provided with the second positioning end, being respectively arranged at two ends with and the first positioning end and the corresponding location structure of the second positioning end of described protection door mounting structure 81.Specifically, two other ends inserting protection door 2 are provided with the first positioning end, and the medial wall, one end of protection door mounting structure 81 is provided with first location structure corresponding with the first positioning end.Described three other ends inserting protection door 3 are provided with the second positioning end, and the other end medial wall of protection door mounting structure 81 is provided with second location structure corresponding with the second positioning end.The medial wall, two ends protecting door mounting structure is respectively equipped with first fixed structure and the second location structure and three slotting protection doors and two other ends inserting protection doors is carried out installation and fixed; automated production is protected door do not fall out; enhance stability and the safety of socket, it is simple to Automated assembly.

As shown in figure 15; first positioning end is two extended the first positioning convex 21 of the other end inserting protection doors 2, and what the first location structure included being located at protection medial wall, door mounting structure 81 one end extended carries out the first spacing limited block 111 to the first positioning convex 21 for the top, medial wall, both sides of the first pockets 11 and the first pockets 11 of installing the first positioning convex to the first pockets 11 is internal.When protection door is installed; two other ends inserting protection door 2 are provided with in the first pockets 11 that the first positioning convex 21 inserts protection medial wall, door mounting structure 81 one end; and spacing fixing by the first limited block 111, the fixed structure of two slotting protection door 2 other ends is solid and reliable, it is simple to Automated assembly.

As shown in figure 16; second positioning end is to protrude to be located at three the second positioning convex 31 inserting protection door 3 other ends, and what the second location structure included being located at protection door mounting structure 81 other end medial wall extended carries out the second spacing limited block 121 to the second positioning convex 31 for the top, medial wall, both sides of the second pockets 12 and the second pockets 12 of installing the second positioning convex 31 to the second pockets 12 is internal.When protection door is installed; three other ends inserting protection door 3 are provided with in the second pockets 12 that the second positioning convex 31 inserts protection door mounting structure 81 other end medial wall; and spacing fixing by the second limited block 121, the fixed structure of three slotting protection door 3 other ends is solid and reliable, it is simple to Automated assembly.Two other ends inserting protection door 2 and three slotting protection doors 3 are designed with corresponding location structure, do not fall out, enhance stability and the safety of socket in automated production.

Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For this utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.

Claims

1. a socket, it is characterized in that: include for placing sleeve and the pedestal (8) of protection door, the both ends open of pedestal (8), pedestal (8) is respectively arranged at two ends with protection door mounting structure (81) for installing protection door and for installing the sleeve mounting structure (82) of sleeve, protection door mounting structure (81) and sleeve mounting structure (82) are one-body molded, the bottom of described protection door mounting structure (81) is provided with the through hole allowing the inserted sheet of plug pass, plug insert time push open block through hole protection door make plug from through hole insert below sleeve；During assembling, protection door loads from pedestal (8) one end open to protect to install door mounting structure (81) to be fixed, and sleeve loads to install sleeve mounting structure (82) from the other end opening of pedestal (8) to be fixed.

Socket the most according to claim 1, it is characterized in that: described protection door includes that three insert protection door (3) and two slotting protections door (2), three insert protection door (3) and two inserts the both sides protecting door (2) to be respectively arranged on protection door mounting structure (81), three slotting protections door (3) and two are inserted and are provided with the back-moving spring (4) that can drive protection door reset between protection door (2), when three plugs or two plugs insert, three slotting protections door (3) or two slotting protections door (2) are moved to middle part to open and are inserted in three sleeves or two sleeves of protecting door mounting structure (81) lower section.

Socket the most according to claim 1, it is characterised in that: described sleeve mounting structure (82) is the fixing seat for installing sleeve, is provided with the sleeve for installing three sleeves and two sleeves and installs cavity (51) inside fixing seat.

Socket the most according to claim 2, it is characterized in that: described two one end inserting protection door (2) are provided with guide post (22), three one end inserting protection door (3) are provided with guide post (22) and insert the pilot hole (32) installed, when plug inserts, protection door moves along guide post (22) direction to be opened, back-moving spring (4) is stage clip, it is upper fixing that one end of stage clip is set in guide post (22), the internal other end being provided with stage clip of pilot hole (32) installs fixing spring fixing groove (321), the other end of stage clip is fixing in stretching into spring fixing groove (321)；During installation, two guide posts (22) inserting protection door (2) one end are fixed in being loaded on protection door mounting structure (81) together in inserting three pilot holes (32) inserting protection door (3) after being set with stage clip.

Socket the most according to claim 4; it is characterized in that: described two other ends inserting protection door (2) are provided with the first positioning end, and the medial wall, one end of protection door mounting structure (81) of pedestal (8) is provided with first location structure corresponding with the first positioning end；First positioning end is two extended the first positioning convex (21) of the other end inserting protection door (2), the first location structure include being located at the top, medial wall, both sides of first pockets (11) and the first pockets (11) for installing the first positioning convex of protection door mounting structure (81) medial wall, one end extended to the first pockets (11) inside the first positioning convex (21) is carried out spacing the first limited block (111).

Socket the most according to claim 4; it is characterized in that: described three insert protection door (3) has the second positioning end towards the other end protecting door mounting structure (81), and the other end medial wall of protection door mounting structure (81) of pedestal (8) is provided with second location structure corresponding with the second positioning end；Second positioning end is that protrusion is located at three the second positioning convex (31) inserting protection door (3) other ends, and what the top, medial wall, both sides of the second pockets (12) and the second pockets (12) for installing the second positioning convex (31) that the second location structure includes being located at protection door mounting structure (81) other end medial wall was extended to the second pockets (12) inside carries out spacing the second limited block (121) to the second positioning convex (31).

Socket the most according to claim 3, it is characterized in that: described each three sleeves include that three insert L pole sleeve, three insert N pole sleeve and three inserts E pole sleeve, each two sleeves include that two insert L pole sleeve and two and insert N pole sleeve, three insert L pole sleeve and two, and to insert L pole sleeve one-body molded, and three insert N pole sleeve and two, and to insert N pole sleeve one-body molded；nullSleeve is installed cavity (51) internal the first demarcation strip (52) that arranges and sleeve is installed cavity (51) is divided into and inserts L pole sleeve and three and insert the first cavity of N pole sleeve and insert the second cavity of E pole sleeve for installing two sleeves and three for installing three，The sidewall of the first cavity extends and is provided with second demarcation strip (53) vertical with the sidewall of the first cavity and is divided into by the first cavity and inserts L pole sleeve and three and insert the three of N pole sleeve and insert L pole sleeve cavity and three and insert N pole sleeve cavity for installing three，First demarcation strip (52) extends in the second cavity and is provided with two piece threeth demarcation strip (54) vertically disposed with the first demarcation strip (52) the second cavity is divided into two insert L pole sleeve cavity、Two insert N pole sleeve cavity and three inserts E pole sleeve cavity，Described two insert L pole sleeve cavity is positioned at sleeve cavity side, slotting L pole，Two insert N pole sleeve cavity is positioned at three and inserts sleeve cavity side, N pole，Three insert E pole sleeve cavity inserts L pole sleeve cavity and two two and inserts between the sleeve cavity of N pole.

Socket the most according to claim 7, it is characterised in that: described three insert L pole sleeve cavity, three insert N pole sleeve cavity, three insert E pole sleeve cavity, two insert N pole sleeve cavity and two and insert the sidewall of L pole sleeve cavity to be respectively equipped with the buckle fixing with corresponding sleeve buckle protruding (501).

nullSocket the most according to claim 7，It is characterized in that: described three insert L pole sleeve and two inserts L pole sleeve one-body molded formation L pole sleeve，Three insert N pole sleeve and two inserts N pole sleeve one-body molded formation N pole sleeve，Many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and are connected by a copper bar respectively，L pole sleeve，N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches (601) being respectively equipped with the U-shaped coordinated with the installation of respective copper bar，L pole sleeve，N pole sleeve and three is inserted E pole sleeve and is formed a buckle arm (602) in the both sides of snap notches (601) respectively，Copper bar is provided with installs, with buckle arm (602), the block button hole (603) coordinated，The block button hole (603) of copper bar passes a buckle arm (602)，The opposite side copper bar of the block button hole (603) of copper bar is partly installed in snap notches (601).

Socket the most according to claim 7, it is characterized in that: described three insert L pole sleeve and two inserts L pole sleeve one-body molded formation L pole sleeve, three insert N pole sleeve and two inserts N pole sleeve one-body molded formation N pole sleeve, many group L pole sleeves or many group N pole sleeves or many groups three are inserted E pole sleeve and are connected by a wire respectively, L pole sleeve, N pole sleeve and three is inserted E pole sleeve and is provided with the snap notches (601) being respectively equipped with the U-shaped being connected cooperation with respective wire, and the core of leading of wire is installed in snap notches (601).