CN2705911Y

CN2705911Y - Socket

Info

Publication number: CN2705911Y
Application number: CN 200420047082
Authority: CN
Inventors: 李瑞强; 刘开喜
Original assignee: Tcl International Electric Huizhou Co ltd
Current assignee: TCL Legrand International Electrical Huizhou Co Ltd
Priority date: 2004-06-11
Filing date: 2004-06-11
Publication date: 2005-06-22
Anticipated expiration: 2014-06-11

Abstract

The utility model discloses a socket, which is provided with three inserted mouths for pins with a group. The inserted mouths for pins are provided with inserted springs for pins. In the three inserted mouths for pins with the group, the two inserted mouths for pins are sloping mutually. The other inserted mouth for is arranged on the centre lines of the two mutually sloping inserted mouths and positions at one side with a large sloping interval mutually. The utility model is characterized in that the sleeves of the inserted springs of the inserted mouths for pins include two contact sheets. The one contact sheet bends by the strip plate of a connecting sheet from inner to outer and the other contact sheet is formed from the end of the connecting sheet by bending. Because the one connecting sheet of the sleeves of the inserted springs in the utility model is formed on the one end of the connecting sheet from inner to outer by bending, the metal material of the connecting sheet can be fully used. The sleeves are unable to be bending-formed by increasing the length of the one end of the connecting sheet of the present sleeves. Thus, the manufacturing cost of the product is decreased.

Description

A kind of socket

Technical field

The utility model relates to a kind of socket, specifically sleeve in the socket is carried out improved a kind of technology.

Background technology

Socket is an indispensable electrical accessorie during people live, socket mainly is made up of shell and the pin insertion spring that is provided with in the enclosure, be provided with ternary pin on the surface of shell and insert mouth, pin inserts spring and is positioned at pin insertion mouth, insert in the mouth at ternary pin, wherein two inclinations mutually, another inserts on mouthful center line that is arranged on two insertion mouths that tilt mutually and is positioned at the big at interval side of mutual inclination.The sleeve major part that pin inserts on the spring is bent into tight mouthful of " U " shape use by copper sheet, has certain elasticity and conductivity.Pin in the insertion mouth that people generally will tilt mutually inserts spring and is called the L utmost point or the N utmost point, and the pin of the insertion mouth in the middle of will being positioned at inserts spring and is called the E utmost point.People common to disjunctor two or three pole sockets in, the L utmost point or N extremely mainly are made up of two braces of extremely inserting between the extremely slotting sleeve of the extremely slotting sleeve and two, three of sleeve, three, the L utmost point or N three in extremely inserts extremely that sleeves are general to adopt following structure: a kind of structure is three extremely to insert sleeves and formed by an end ecto-entad bending of brace, increased the length of material, in high volume production process, three of this structure is extremely inserted sleeve must waste a large amount of metal materials; Another structure is that three extremely slotting sleeves are formed by the panel beating die stamping by sheet metal, and then fixedlys connected with brace by riveted joint or other connected mode, and three of this structure is extremely inserted comparatively complexity of sleeve operations, installs cumbersome.There is complex procedures extremely equally in E in disjunctor two or three pole sockets, the shortcoming of trouble is installed.

Summary of the invention

The purpose of this utility model provides a kind of simple in structure, easy for installation, socket that can reduce product cost significantly.

The utility model is achieved through the following technical solutions.

A kind of socket, socket are provided with ternary pin and insert mouth, and pin inserts and is provided with pin insertion spring in the mouth; Described ternary pin inserts in the mouth, wherein two are tilted mutually, another inserts on the center line that mouth is arranged on two insertion mouths that tilt mutually and is positioned at the mutual big at interval side that tilts, and it is characterized in that: the sleeve on the insertion spring in described pin inserts mouthful comprises one by the strip plate on the brace contact chip and another contact chip that is formed by the bending of brace end of bending from inside to outside.

Sleeve on the described insertion spring is column, and its cross section is triangular in shape.

On the described center line that is arranged on two insertion mouths that tilt mutually and the sleeve that is positioned on the insertion spring that the mutual pin of a big side at interval of tilting inserts mouthful form by the bending of E shape sheet metal, become two contact chips of sleeve after the two outer side edges bendings of E shape sheet metal, medial side becomes the lug plate of sleeve.

Two contact chips of the sleeve on the described insertion spring become the U-shaped shape, and the intermediate connection sheet becomes L shaped shape.

The utility model compared with prior art has the following advantages.

Since insert a contact chip of the sleeve on the spring in the utility model and be on the brace an end from inside to outside bending form, thereby can make full use of the metal material on the brace, can not resemble present sleeve and come bending to form sleeve the increase of the end on brace length, thereby reduce the manufacturing cost of product.

In representative in the past disjunctor two or three pole sockets, the E utmost point three is extremely inserted sleeve and is generally formed by the bending of T shape sheet metal, when punching press T shape sheet metal, the metal material of T shape sheet metal dual-side breach is taken as waste material and gets rid of, thereby brings the wide variety of materials waste.The extremely slotting sleeve of the E utmost point three can form by an E shape sheet metal bending in disjunctor two or three pole sockets of the present utility model, E shape sheet metal only needs a spot of metal material of punching press just can obtain, therefore, the utility model E utmost point three is extremely inserted sleeve can reduce manufacturing cost significantly, makes structure become more simply, assemble convenient simultaneously.

Description of drawings

Fig. 1 is L, the N of disjunctor two or three pole sockets in the utility model socket, the assembly structure schematic diagram of the E utmost point;

Fig. 2 is the N electrode structure schematic diagram of disjunctor two or three pole sockets in the utility model socket;

Fig. 3 is the L or the preceding sheet-metal unfolding structural representation of N utmost point processing of disjunctor two or three pole sockets in the utility model socket.

Fig. 4 is the E electrode structure schematic diagram of disjunctor two or three pole sockets in the utility model socket;

Fig. 5 is the preceding sheet-metal unfolding structural representation of E utmost point processing of disjunctor two or three pole sockets in the utility model socket.

Embodiment

Below in conjunction with accompanying drawing disjunctor representative in the utility model socket two or three pole sockets are described in detail.

As shown in Figure 1, the pin that is connected with plug in disjunctor two or three pole sockets inserts spring and mainly is made up of the L utmost point 1, the N utmost point 2, the E utmost point 4, the L utmost point 1 and the N utmost point 2 left-right symmetric distribute, the two ends of the L utmost point 1 and the N utmost point 2 are that two extremely slotting sleeves 11,21 and three are extremely inserted sleeve 12,22, the L utmost point three is extremely inserted sleeve and is made up of contact chip 121,122, the extremely slotting sleeve of the N utmost point three is made up of contact chip 221,222, and two extremely insert the extremely slotting sleeve 12,22 of sleeves 11,21 and three is connected as a single entity by brace 13,23.The E utmost point 4 is arranged on three of the L utmost point 1 and the N utmost point 2 and extremely inserts sleeve 12,22 ends.As shown in Figure 2, three of the N utmost point 2 is extremely inserted sleeve 22 and is the hole column, and its cross section is a triangle, and the sidewall in the triangle cylinder is a brace, the oblique bending in the top of sidewall, and this sidewall is a wherein contact chip of three extremely slotting sleeves 22.The triangle cylinder in addition two lateral walls by be positioned on the brace 23 horizontal strip plate from inside to outside bending form, the oblique bending in the top of outer distolateral wall, this sidewall is three extremely to insert another contact chip of sleeves 22.Adding man-hour, at first sheet metal is struck out shape as shown in Figure 3, the vertical strip plate 31 that distributes in sheet metal 3 bottoms constitutes two lateral walls of three extremely slotting sleeves 22 after sheet metal 3 end bendings, the lateral projection 32,33 of strip plate 31 top and bottoms is by oblique bending.As the Fig. 4 and the E utmost point 4 shown in Figure 5, the sheet metal after the punching press is E shape, after the bending wherein two strip contact chips 41 constitute two walls that the E utmost points 4 three are extremely inserted sleeves, wherein a strip lug plate 42 is connected with power line.The E utmost point three is extremely inserted 41 one-tenth U-shaped shapes of two contact chips of sleeve, 42 one-tenth L shaped shapes of intermediate connection sheet.From Fig. 2 to three utmost point electrodes shown in Figure 5 as can be seen, sleeve structure and processing technology in the utility model socket are all fairly simple, and simultaneously, mounting process is also uncomplicated.

Certainly; the improvement of the utility model on sleeve not only is applicable to disjunctor two or three pole sockets, is equally applicable to three common utmost point outlet socket, in addition; the described sleeve improvement of the utility model technology is not only applicable to the L utmost point and the N utmost point is equally applicable to the E utmost point, and it is all in the protection range of this patent.

Claims

1, a kind of socket, socket are provided with ternary pin and insert mouth, and pin inserts and is provided with pin insertion spring in the mouth; Described ternary pin inserts in the mouth, wherein two are tilted mutually, another inserts on the center line that mouth is arranged on two insertion mouths that tilt mutually and is positioned at the mutual big at interval side that tilts, and it is characterized in that: the sleeve on the insertion spring in described pin inserts mouthful comprises one by the strip plate on the brace contact chip and another contact chip that is formed by the bending of brace end of bending from inside to outside.

2, socket according to claim 1 is characterized in that: the sleeve on the described insertion spring is column, and its cross section is triangular in shape.

3, socket according to claim 1 and 2, it is characterized in that: on the described center line that is arranged on two insertion mouths that tilt mutually and the sleeve that is positioned on the insertion spring that the mutual pin of a big side at interval of tilting inserts mouthful form by the bending of E shape sheet metal, become two contact chips of sleeve after the two outer side edges bendings of E shape sheet metal, medial side becomes the lug plate of sleeve.

4, socket according to claim 3 is characterized in that: two contact chips of the sleeve on the described insertion spring become the U-shaped shape, and the intermediate connection sheet becomes L shaped shape.