CN201252172Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector, which comprises an insulation main body and a plurality of conducting terminators that are firmly arranged inside the insulation main body, wherein, the insulation main body is provided with a first plugging seat and a second plugging seat, which are stacked from up to down; the second plugging seat is provided with a second joining surface and a rear end surface corresponding to the second joining surface; the conducting terminator comprises a first terminator and a second terminator, which are respectively fixed inside the first and the second plugging seats; and the second plugging seat is provided with a plurality of holding blocks extending backwards outside the rear end surface so as to hold and fix the first terminator.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, relates in particular to a kind of stack-type electric connector.

[background technology]

Along with the continuous development and the innovation of modernization science and technology, various electronic products and equipment tend to miniaturization gradually, and mutual networked degree day by day improves simultaneously, and the different electric connector of the common application of various electric rooms carries out signal transmission each other.Take the space of circuit board to reduce the size of various electronic products, the common method of electric connector being piled up setting that adopts for reducing electric connector.

This kind stack-type electric connector generally includes first connector that is positioned at the upper strata and is positioned at second connector of first connector below.Described first, second connector is respectively equipped with first, second body and is fixed in first, second intrinsic some first, second conducting terminals.Described first conducting terminal extends because of increasing of first connector, thereby when being installed on this stack-type electric connector on the circuit board, the conducting terminal that is positioned at upper strata first connector is subjected to compressing of circuit board easily and produces torsional deformation, makes electric connector can't install and can not accomplish the end in view.

For this reason, industry electric connector designer has designed a kind of fixing piece and has been installed on the electric connector lower end so that the conducting terminal lower end fixing of upper strata connector is rocked preventing, this kind fixing piece is provided with some its accepting holes up and down that run through to accommodate conducting terminal; So design, though the conducting terminal fixing can be prevented that it from rocking, when this kind fixing piece was installed, conducting terminal just was easy to cause it to be subjected to compressing of fixing piece and to produce torsional deformation if do not align with accepting hole.In addition, also have the designer to pass through the thickness of first body along fore-and-aft direction is increased, and be recessed to form some accepting grooves of accommodating conducting terminal in its back-end, conducting terminal can partly be contained in the accepting groove to strengthen its intensity; Because this kind accepting groove is arranged with in first body, thereby cause the difficulty of assembling conducting terminal, production efficiency descends thereupon.In addition, more than two kinds of solutions all increased the size of this kind stack-type electric connector from different directions, be unfavorable for the development of electronic industry miniaturization, and increased and produce the required insulating material of this kind stack-type electric connector, make production cost increase.

Therefore, be necessary existing electric connector is transformed to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of conducting terminal torsional deformation and electric connector easy to assembly of preventing.

For achieving the above object, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body and is immobilizated in the interior plurality of conductive terminals of insulating body, described insulating body is provided with and is first, second plug socket that piles up setting up and down, described second plug socket is provided with second interface and the rear end face relative with second interface, described conducting terminal comprises the first terminal and second terminal that is individually fixed in first, second plug socket, and described second plug socket is provided with some grip blocks of rear end face that extend back to grip the first terminal.

Compared with prior art, the utlity model has following beneficial effect: adopt the grip block that extends back the second plug socket rear end face to grip the first terminal, can avoid because of the long torsional deformation easily of the first terminal; In addition, this kind grip block exposes to the second plug socket rear end, makes conducting terminal easy for installation, and its volume is less, and not needing increases the thickness of the whole fore-and-aft direction of insulating body, can suitably reduce the waste of insulating material, reduces manufacturing cost.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is the three-dimensional combination figure of another angle of the utility model electric connector.

Fig. 3 is the part exploded view of the utility model electric connector.

Fig. 4 is the three-dimensional exploded view of utility model electric connector.

Fig. 5 is the three-dimensional exploded view of another angle of utility model electric connector.

Fig. 6 is the three-dimensional combination figure of another preferred embodiment of the utility model electric connector.

Fig. 7 is the three-dimensional exploded view of another preferred embodiment of the utility model electric connector.

[embodiment]

See also Fig. 1 to first preferred embodiment that Figure 5 shows that the utility model electric connector 1, it comprises insulating body 2, be immobilizated in the plurality of conductive terminals 3 in the insulating body 2, be installed on the shielding casing 4 on the insulating body 2 and compress shell fragment 5 and the shielding plate between conducting terminal 36.

Described insulating body 2 is provided with second plug socket 22 that is first plug socket 21 that piles up setting up and down and is positioned at first plug socket, 21 belows.Described first plug socket 21 and second plug socket 22 are basic identical along the width of insulating body 2 left and right directions, can have less error to exist.Described first plug socket, 21 lower ends downward are equipped with a dovetail shaped projection 211, and described second plug socket 22 upper ends are provided with and dovetail shaped projection 211 dovetail groove 221 of fixing mutually, with first plug socket 21 and second plug socket, 22 tight fixings.

Described first plug socket 21 is a supply socket, and it is provided with first interface 212, is concaved with backward from described first interface 212 to be three sockets 213 that are arranged side by side and the host cavity 214 that is positioned at socket 213 upper ends.Described socket 213 and host cavity 214 are all in order to accommodate banjo (not shown).Described socket 213 is hexagonal design, and the identical and adjacent setting of each socket 213 structure.Corresponding each socket 213, described first plug socket 21 are provided with three and run through before and after it and the holding hole 215 that is connected with socket 213, in order to fixing conducting terminal 3.Described host cavity 214 is the trapezoidal-structure design and instead inserts to prevent banjo.Being provided with a pair of button roughly triangular in shape in the described host cavity 214 holds piece 216 and holds to interlock with banjo.

Described second plug socket 22 is a USB socket, and it is provided with second interface 222 and the rear end face 223 relative with second interface 222, is concaved with a receiving space 224 backward from described second interface 222.Described second plug socket 22 is provided with the hyoplastron 225 that extends forward and be positioned at receiving space 224, and described hyoplastron 225 upper and lower surfaces are respectively equipped with pair of terminal accepting groove 2251.Be concaved with a holding slot 2231 that is connected with receiving space 224 respectively from described rear end face 223 left and right sides, the described shell fragment 5 that compresses is provided with fixed part 51 that is fixed in the holding slot 2231 and the elastic arm 52 that extends forward, and described elastic arm 52 is provided with and extends laterally into the abutting part 53 in the receiving space 224 to connect with banjo (not shown).Described second plug socket 22 also is provided with and runs through before and after it and the accepting holes 2252 of and connection corresponding with each terminal containing slot 2251.Extend back three from described second plug socket 22 rear ends stretch out rear end face 223 grip block 226 in order to grip the conducting terminal 3 that is positioned at first plug socket 21, described three grip blocks 226 lay respectively at place, leg-of-mutton three summits, so that two adjacent grip blocks 226 are along the setting of staggering of insulating body 2 above-below directions.Described grip block 226 is provided with the groove 2261 of accommodating conducting terminal 3.So design makes that the first terminal 31 is easy to assembly, and required insulating material is also suitably reduced simultaneously, and is positioned at that upper strata first plug socket, 21 conducting terminals 3 obtain effective fixing and can torsional deformation.Be extended with a pair of retaining column 227 downwards so that electric connector 1 is positioned on the circuit board (not shown) from described second plug socket 22 bottoms.

Described conducting terminal 3 comprises and is immobilizated in three the first terminals 31 in first plug socket 21 and is immobilizated in four second terminals 32 in second plug socket 22.Described the first terminal 31 is a power supply terminal with the transmission power supply signal, it comprise with first plug socket 21 on holding hole 214 mutually fixing first holding parts 312, from first holding parts 312 forward horizontal-extending go into first docking section 311 each socket 213 in, first weld part 314 that extends from first holding parts 312 bending downwards, and between first holding parts 312 and first weld part 314 first connecting portion 313 of extension vertically also.Described first connecting portion 313 is fixed in the groove 2261 on described second plug socket, the 22 rear end grip blocks 226, to prevent because of the long torsional deformation easily of the first terminal 31.Described first weld part 314 is a row along insulating body 2 left and right directions and is provided with.

The signal of the conducting terminal transmission in described second terminal 32 and the USB socket connector (not shown) is identical, and it comprises a power supply terminal, a pair of difference signal terminal and an earth terminal.Each second terminal 32 is provided with second holding parts 322 that is immobilizated in the described accepting hole 2252, extend from horizontally extending forward second docking section 321 of described second holding parts 322, from second holding parts 322 bending downwards second weld parts 324 and second connecting portions 323 between second holding parts 322 and second weld part 324.Described second docking section 321 is divided into two groups and is contained in respectively in the terminal containing slot 2251 of hyoplastron about in the of 225, and is the upper and lower surface that protrudes out hyoplastron 225 of elastic cantilever shape.Wherein, second connecting portion 323 that is positioned at one group of second terminal 321 of upside extends to two lateral bucklings of second connecting portion 323 that is positioned at one group of second terminal 321 of downside, thereby makes second weld part 324 of second terminal 32 be positioned at same row along left and right directions.Described second weld part 324 becomes two rows to distribute to adapt to consumer demand with first weld part 314 along insulating body 2 fore-and-aft directions.

Described shielding casing 4 is installed on second plug socket 22, and it comprises the front end face 41 that is posted by second interface 222, bends the end face 42 of extension from front end face 41 tops backward, the bending two sides 43 of extending backward respectively from front end face 41 both sides.Being concaved with an opening 411 that is communicated with described receiving space 224 from described front end face 41 inserts for banjo.Described two sides 43 are posted by the both sides of second plug socket 22 respectively.Be extended with a pair of welding foot 431 respectively downward vertically from described two sides 43, and 43 lower ends bend inwards respectively and are extended with the bottom that a holding part 432 is held in second plug socket 22 from two sides, thereby shielding casing 4 is immobilizated on second plug socket 22.Described two sides 43 are respectively equipped with a pair of outward extending tab 433.

The rear end that described shielding plate 6 is installed on second plug socket 22 is separating the first terminal 31 and second terminal 32, thereby the signal that reduces between first, second terminal 31,32 disturbs.Described shielding plate 6 both sides be respectively equipped with shielding casing 4 on tab 433 button of holding that interlocks hold hole 61, its rear end is provided with the opening 62 that can pass for grip block 226.

See also Fig. 6 to another preferred embodiment that Figure 7 shows that the utility model electric connector 1 ', the structure of electric connector 1 is roughly the same in itself and first preferred embodiment, its difference is: second connecting portion 323 ' of second terminal 32 ' makes second weld part 324 ' be front and back two rows and distributes all from second docking section 321 ' bending downwards and the extension vertically.In addition, extending back from second plug socket, 22 ' rear end downside in order to the grip block 226 ' that grips the first terminal 32 ' forms, and is arranged side by side to satisfy different consumer demands along insulating body 2 left and right directions.

By as can be seen above, the utility model electric connector 1,1 ' is to be provided with and to form an assembly being in order to the supply socket that connects power supply and a USB socket connector to pile up up and down, thereby can reduce to take the space of circuit board (not shown), enhance productivity and it is assembled in efficient on the electronic equipment (not shown), to adapt to consumers in general's demand.In addition, the grip block 226 that the employing design extends back rear end face 223 can be avoided because of the long torsional deformation easily of the first terminal 31 to grip the first terminal 31; And this kind grip block 226 exposes to second plug socket, 22 rear ends, makes the first terminal 31 easy for installation, and its volume is less, and not needing increases the thickness of insulating body 2 whole fore-and-aft directions, can suitably reduce the waste of insulating material, reduces manufacturing cost.

Claims (10)

1. [claim 1] a kind of electric connector, it comprises insulating body and is immobilizated in the interior plurality of conductive terminals of insulating body, described insulating body is provided with and is first, second plug socket that piles up setting up and down, described second plug socket is provided with two interfaces and the rear end face relative with second interface, described conducting terminal comprises the first terminal and second terminal that is individually fixed in first, second plug socket, and it is characterized in that: described second plug socket is provided with some grip blocks of rear end face that extend back to grip the first terminal.
2. [claim 2] electric connector as claimed in claim 1 is characterized in that: described grip block is provided with the groove in order to the clamping the first terminal.
3. [claim 3] electric connector as claimed in claim 2 is characterized in that: two adjacent grip blocks are along the setting of staggering of insulating body above-below direction.
4. [claim 4] electric connector as claimed in claim 3 is characterized in that: described grip block is three and lays respectively on leg-of-mutton three summits.
5. [claim 5] electric connector as claimed in claim 2 is characterized in that: described grip block extends back from the second plug socket rear end downside and forms, and is arranged side by side along the insulating body left and right directions.
6. [claim 6] electric connector as claimed in claim 2, it is characterized in that: described first plug socket is provided with some sockets that are arranged side by side, described the first terminal be provided with first plug socket mutually fixing first holding parts, from first holding parts extend forwardly to first docking section of socket, first connecting portion that extends downwards vertically from first holding parts and extend first weld part that forms from first connecting portion, described first connecting portion and groove be fixing mutually.
7. [claim 7] electric connector as claimed in claim 6 is characterized in that: described socket is the hexagon setting, the identical and adjacent setting of each outlet structure.
8. [claim 8] electric connector as claimed in claim 6, it is characterized in that: described second plug socket is provided with a receiving space, described second terminal be provided with second plug socket mutually fixing second holding parts, from second holding parts extend forwardly to receiving space second docking section, bend second connecting portion of extension downwards and be positioned at second weld part of the second connecting portion end from second holding parts, described second connecting portion is in the front side of first connecting portion, and described electric connector is provided with a shielding plate between first connecting portion and second connecting portion.
9. [claim 9] electric connector as claimed in claim 8 is characterized in that: described shielding plate is provided with some openings that supply described grip block to pass.
10. [claim 10] electric connector as claimed in claim 1 is characterized in that: described the first terminal is a power supply terminal.

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