CN201075459Y

CN201075459Y - Electrical connector

Info

Publication number: CN201075459Y
Application number: CNU2007201548358U
Authority: CN
Inventors: 陈超
Original assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Current assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Priority date: 2007-07-16
Filing date: 2007-07-16
Publication date: 2008-06-18
Anticipated expiration: 2017-07-16
Also published as: TWM328101U

Abstract

The utility model provides an electric connector, it includes an insulator, a plurality of conductive terminal, a set of first casing of locating this insulator's first surface, and a set of second casing of locating the relative second surface of this first surface. The insulating body is provided with a plurality of first positioning holes, each first positioning hole is provided with a first opening on the first surface, a second opening on the second surface, and the first opening and the second opening are staggered in the assembling direction. The first and second shells are respectively provided with a plurality of first fixing parts; the first fixing parts respectively penetrate through the first opening and the second opening and are accommodated in the corresponding first positioning holes. The utility model discloses an electric connector has sparingly space, convenient assembling, product loss advantage such as little.

Description

Electric connector

Technical field

The utility model is about a kind of electric connector, especially about a kind of electric connector of the assembling between shielding casing and insulating body up and down that improves.

Background technology

In the prior art, the shielding casing of many electric connectors is not a single integral body, but comprises the two parts up and down that are assemblied in apparent surface on the insulating body respectively, thereby needs to solve the assembly problem of going up between lower house and insulating body.The TaiWan, China patent application just discloses this type electric connector No. 91209847, and shown in Fig. 1 (a), 1 (b): this electric connector 7 comprises a upper shell 70, a lower house 71, and a terminal base 72.This appropriate location, upper shell 70 both sides is bending one holding part 700 and buckle 701 downwards.Appropriate location, lower house 71 both sides upwards bends a holding part 710 and buckle 711.The both sides of terminal base 72 are provided with the location hole 721 of some penetrating terminal seat 72 upper and lower surfaces.During assembling, earlier upper and lower casing 70,71 is pressed on the upper and lower surface of terminal base 72, makes buckle 701,711 interference of edge bending be positioned to form in the location hole 721 location; Holding part 700,710 by upper and lower casing 70,71 correspondences can be integral admittedly in the wall outside at terminal base about 72 and rear button simultaneously.

Yet, because the corresponding buckle the 701, the 711st of upper and lower casing 70,71 is positioned in the same up/down perforation location hole 721 simultaneously, for the buckle to last lower house 70,71 carry out transverse region every, these location hole 721 designs have the shape every the H of rib 722, because the existence every rib 722 certainly will cause certain space waste, is unfavorable for the miniaturization of product.On the other hand, this design can only stop displacement or the collision mutually after buckle 701,711 is assemblied in location hole 721, because upper and lower opening position correspondence two buckles very easily occur and goes into same correspondence position and the situation of damaged in collision by the group of upper and lower opening in the assembling process.In view of above-mentioned two large problems, this existing electric connector is needed further improvement badly.

The utility model content

The utility model main purpose provides a kind of lower house and convenient electric connector that accurately assembles of insulating body gone up, and it can wasting space, can not cause meaningless device loss yet.

The utility model discloses following technical scheme: a kind of electric connector, and it comprises an insulating body, plurality of conductive terminals, one is mounted on first housing of the first surface of this insulating body, and second housing that is mounted on the second surface of this insulating body.This first surface is relative with second surface.This insulating body is provided with some first location holes, should one first opening be arranged each first location hole on this first surface, one second opening is arranged on second surface, and this first opening is communicated with the second opening mutual dislocation, and first and second openings are not overlapping on perpendicular to this first surface direction.Some first holding parts are arranged respectively on this first, second housing; Should each first holding parts passing this first, second opening respectively accommodates and is immobilizated in each corresponding first location hole.

This first opening and second opening are to have the dislocation blind hole of diapire on perpendicular to this first surface direction.First opening is offered to second surface from first surface, and corresponding diapire is near the second surface setting; Second opening is offered to first surface from second surface, and corresponding diapire is near the first surface setting.This first holding parts in the form of sheets, both sides are equipped with the interference part that some and corresponding first location hole is interfered.Further comprise some second holding parts on this first housing, further comprise some the 3rd holding parts on second housing; This insulating body is provided with second, third location hole of some correspondences and accommodates corresponding the two or three holding parts.This insulating body is provided with a fixture block, and this first housing is provided with the corresponding clamping part with a bayonet socket, and this fixture block is snapped in this clamping part.This insulating body further comprises a base portion and is located at the support arm of these base portion both sides; This conducting terminal is installed in this base portion, and this first location hole is located at this two support arm.This electric connector further comprises a pair of locking part that is rotatably mounted in this two support arm, each locking part have in order to the hook part that holds, press section and be molded over cooperate with support arm in the press section elastic portion.The chute that support arm is provided with the caulking groove of accommodating the locking part hook part and accommodates the elastic portion of locking part.

The utility model is than the electric connector of prior art, first location hole of electric connector of the present utility model is used for accommodating simultaneously corresponding holding parts on first housing and second housing, and because it is in the first surface of insulating body and the opening mutual dislocation on the second surface, thereby avoided waste every the rib space, have simultaneously easy for installation, the minimized advantage of device loss.

Description of drawings

Fig. 1 (a) is the cutaway view of an existing electric connector;

Fig. 1 (b) is the vertical view of an existing connector terminals seat;

Fig. 2 is the stereogram of the electric connector of a tree name the utility model one embodiment;

Fig. 3 is the stereogram of the electric connector of a tree name the utility model one embodiment when separating first, second housing;

Fig. 4 is the three-dimensional exploded view of the electric connector of a tree name the utility model one embodiment;

Fig. 5 is the three-dimensional exploded view of the electric connector of a tree name the utility model one embodiment;

Fig. 6 (a) is the vertical view of insulating body of the electric connector of a tree name the utility model one embodiment;

Fig. 6 (b) is the cutaway view along AA line intercepting among Fig. 6 (a);

Fig. 7 (a) is the vertical view of the electric connector of a tree name the utility model one embodiment;

Fig. 7 (b) is the cutaway view along BB line intercepting among Fig. 7 (a).

Symbol description among the figure:

1 electric connector

2 insulating bodies, 20 first surfaces

21 second surfaces, 22 base portions

220 terminal containing slots, 23 support arms

230 caulking grooves, 231 chutes

232 articulate through hole 233 first location holes

The 233a first opening 233b second opening

2331 diapires, 2,340 second location holes

2341 the 3rd location holes, 235 fixture blocks

24 butt joint spaces

3 terminals

4 first housings, 40,50 first holding parts

41 second holding parts, 42 clamping parts

420 bayonet sockets, 450 interference parts

5 second housings 51 the 3rd holding parts

52 pivot posts, 520 slits

6 locking parts, 61 hook parts

62 pivot holes, 63 elastic portion

64 press sections

Embodiment

For better understanding spirit of the present utility model, it is described further below in conjunction with preferred embodiment of the present utility model.

Shown in Fig. 2,3, comprise an insulating body 2, plurality of conductive terminals 3, one first housing 4, one second housing 5 and a pair of locking part 6 according to the electric connector 1 of the utility model one embodiment.

In conjunction with Fig. 3,4,5, this insulating body 2 has a first surface 20 and reaches and these first surface 20 opposing second surface 21; And the support arm 23 that comprises a cuboid base portion 22 and extend to two ends from these base portion 22 length directions.Base portion 22 is provided with plurality of terminals accepting groove 220 and accommodates corresponding conducting terminal 3, and forms one respectively between its both sides that are used for butted part and the support arm 23 and dock space 24.Support arm 23 further comprises a caulking groove 230, chute 231 that matches with locking part 6 and the pivot joint through hole 232 that connects these support arm 23 medium positions.In addition, on this support arm 23, go back a plurality of first location hole 233, second location hole 2340 and the 3rd location holes 2341 that are used to install first,

second housing

4,5 of moulding.To should first housing 4 and second housing 5 part that is used to install, a pair of first location hole 233 that is divided on two support arms 23 near chute 231 ends be set in the present embodiment; Be provided for strengthening fixing second location hole 2340 of this first housing 4 respectively at the medium position of this support arm 23, offer the 3rd location hole 2341 that is used for this second housing 5 of fixing at the end near this butt joint side of support arm 23.In addition, the butt joint side of this insulating body 2 protrudes out a fixture block 235 respectively in butt joint space 24, and this fixture block 235 is used to strengthen the firm effect of this first housing 4 equally.In the present embodiment, second location hole and the 3rd location hole are designed to connect the through hole of this first surface 20 and second surface 21.In conjunction with Fig. 6 (a), 6 (b), this first location hole 233 is positioned at chute 231 sides, it forms one first opening 233a on first surface 20, on second surface 21, form one second opening 233b, this is first years old, the second opening 233a, 233b (is vertical direction) in the present embodiment on the position of first surface 20 to second surface 21 directions mutual dislocation and on horizontal level, being interconnected, this the first opening 233a and the second opening 233b are the blind hole structures with diapire, promptly the first opening 233a offers to second surface 21 directions from first surface 20, diapire 2331a that should the first opening 233a then is arranged near second surface 21, in like manner, the second opening 233b offers formation from second surface 21 to first surface 20 directions, and this corresponding diapire 2331b then is arranged at the position near first surface 20.

This first housing 4 is mounted on the first surface 20 of insulating body 2, and this second housing 5 is mounted on the second surface 21 of insulating body 2.The position of these first housing, 4 corresponding above-mentioned first location holes, 233 positions, second location hole 2340 and fixture block 235 is respectively arranged with first holding parts 40 that cooperates with it, the first surface 20 that second holding parts 41 and clamping part 42, above-mentioned first holding parts 40, second holding parts 41 and this clamping part 42 bend respectively from side two ends of first housing 4 respectively to insulating body 2 forms.

In like manner, corresponding first location hole 233 on second housing 5, the position of the 3rd location hole 2341 and pivot joint through hole 232 has been bent to form first holding parts 50, the 3rd holding parts 51 and pivot post 52 by two ends on second housing 5 to this second surface 21 respectively, and this pivot post 52 is provided with elasticity slit 520 and is convenient to install fixing.

During assembling, first holding parts 40 on this first housing 4 is contained in this first location hole 233 to the direction of second surface 21 from the first opening 233a of this first surface 20.At this moment, this first holding parts 40 is relative with the diapire 2331a that is arranged near second surface 21, and the effectively further insertion of this first holding parts 40 of backstop, corresponding second location hole 2340 and fixture block 235 are then accommodated and be snapped in to the bayonet socket 420 of this second holding parts 41 and clamping part 42 respectively, to stablize this first housing 4 of fixing on insulating body 2.

First holding parts 50 on this second housing 2 is contained in first location hole 233 to the direction of first surface 20 from the second opening 233b of this second surface 21, at this moment, first holding parts 50 is relative with the diapire 2331b that is arranged near first surface 20, and the effectively further insertion of this first holding parts 50 of backstop, the 3rd holding parts 51 and pivot post 52 then are contained in corresponding the 3rd location hole 2341 and the pivot joint through hole 231, to stablize fixing second housing 5 on this insulating body 2 by the effect in interference part 450 and slit 520 respectively.

In the present embodiment, these first holding parts, 40,50, the second holding parts 41 and the 3rd holding parts 51 and have some convex belemnoid shapes interference part 450 to be used for interfering fixing all in the form of sheets on the opposed side edges.When above-mentioned

first holding parts

40,50 is installed in first location hole 233, because first location hole 233 is communicated with for dislocation, all be provided with

diapire

2331a, 2331b in position, can prevent that therefore situation about touching mutually when two

housings

4,5 is installed from taking place near two

surfaces

20,21.

In the present embodiment, this locking part 6 is rotatably mounted on the support arm 23.The front end of each locking part 6 has in order to the hook part 61 that holds, and the centre offers a fixing pivot hole 62, and the rear end then forms a press section 64.This press section 64 is extended with the elastic portion 63 that cooperates with insulating body 1 through bending.Wherein hook part 61 is contained in the caulking groove 230 or is contained in the buckle space 24, and the corresponding cooperation in pivot joint through hole 232 positions on 62 positions, pivot hole and the support arm 23.

In sum, compare with the electric connector of prior art, first location hole 233 of electric connector of the present utility model is used for accommodating simultaneously first holding

parts

40,50 on described first housing 4 and second housing 5, and nationality is opened in first surface 20 on the insulating body and the opening 233a of the mutual dislocation on the second surface 21, the effect of 233b by this first location hole 233; Effectively avoid on first housing 4 and second housing 5

first holding parts

40,50 to organize the possibility of fashionable mutual collision simultaneously, thereby have advantage easy to assembly, that the constant product quality qualification rate is high; Omitted in this first location hole 233 simultaneously prior art every rib, make the engaged position of this location hole 233 greatly reduce.

Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and done all replacement and modifications that does not deviate from the utility model spirit.Therefore, protection range of the present utility model should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by the present patent application claim.

Claims

1. electric connector, it comprises an insulating body, plurality of conductive terminals, one is mounted on first housing of the first surface of this insulating body, and second housing that is mounted on the second surface of this insulating body; This first surface is relative with second surface; It is characterized in that: this insulating body is provided with some first location holes, should one first opening be arranged each first location hole on this first surface, one second opening is arranged on second surface, and this first opening is communicated with the second opening mutual dislocation, and first and second openings are not overlapping on perpendicular to this first surface direction; Some first holding parts are arranged respectively on this first, second housing; Should each first holding parts passing this first, second opening respectively accommodates and is immobilizated in each corresponding this first location hole.

2. electric connector as claimed in claim 1 is characterized in that: this first opening and second opening are to have the dislocation blind hole of diapire on perpendicular to this first surface direction.

3. electric connector as claimed in claim 2 is characterized in that: this first opening is offered to second surface from this first surface, and corresponding diapire is provided with near this second surface; This second opening is offered to first surface from this second surface, and corresponding diapire is provided with near this first surface.

4. electric connector as claimed in claim 1 is characterized in that: this first holding parts in the form of sheets, both sides are equipped with the interference part that some and corresponding first location hole is interfered.

5. electric connector as claimed in claim 1 is characterized in that: further comprise some second holding parts on this first housing, further comprise some the 3rd holding parts on this second housing; This insulating body is provided with second, third location hole of some correspondences and accommodates corresponding second and third holding parts.

6. electric connector as claimed in claim 5 is characterized in that: this insulating body is provided with a fixture block, and this first housing is provided with the corresponding clamping part with a bayonet socket, and this fixture block is snapped in this clamping part.

7. as claim 1, one of 2 or 3 described electric connectors, it is characterized in that: this insulating body further comprises a base portion and is located at the support arm of these base portion both sides; This conducting terminal is installed in this base portion, and this first location hole is located at this two support arm.

8. electric connector as claimed in claim 7, it is characterized in that: this electric connector further comprises a pair of locking part that is rotatably mounted in this two support arm, and each locking part has in order to the hook part that holds, press section and is molded over the elastic portion that cooperates with support arm in the press section.

9. electric connector as claimed in claim 8 is characterized in that: the chute that this support arm is provided with the caulking groove of accommodating this locking part hook part and accommodates the elastic portion of this locking part.