CN201549671U

CN201549671U - D-SUB electric connector

Info

Publication number: CN201549671U
Application number: CN2009201781493U
Authority: CN
Inventors: 蔡周贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-10
Filing date: 2009-09-24
Publication date: 2010-08-11
Anticipated expiration: 2019-09-24

Abstract

A D-SUB electric connector comprises a plastic seat which is provided with a plurality of terminal grooves and a plurality of connecting groove, wherein each terminal groove is communicated with a connecting groove and is provided with a convex portion at one end, and the convex portion has a plurality of jacks corresponding to the plurality of connecting grooves; a plurality of terminals which are disposed in the terminal grooves on the plastic seat and are provided with an elastic portion, a fixing portion and a pin portion, wherein the elastic portion is a single moment arm, a contact portion the plate surface direction thereof is protruding is disposed near the end of the elastic portion, the contact portion protrudes out of the connecting groove, the fixing portion is fixed with the plastic seat and the pin portion extends out of the plastic seat; a metal casing which is sleeved on the convex portion of the plastic seat and covers the circumference of the convex portion to expose the jack on the convex portion. An auxiliary moment arm protruding in the reverse direction of the contact portion is disposed near the end of the elastic portion of the plurality of terminals and is abutted against a wall surface of the terminal groove. The utility model saves material in manufacturing the terminal and is convenient to assemble.

Description

The D-SUB electric connector

[technical field]

The utility model relates to a kind of electric connector, particularly about a kind of D-SUB electric connector.

[background technology]

See also Fig. 1, be a kind of existing D-SUB connector terminals 10, it is that the metal sheet blanking is formed with a base portion 11, these base portion 11 1 ends extend two elastic arms 12, two elastic arms 12 are a spacing and respectively are provided with the mutual approaching contact 13 of protrusion to the inside in end, and base portion 11 other ends extend a pin 14; This terminal 10 is to dock with a male terminal 16 in the use, and male terminal 16 is to insert 12 of two elastic arms and be electrically connected with two contacts 13.

Above-mentioned existing terminal 10 is owing to making for the metal sheet blanking, so on making, can't strike out the continuous terminal of arranging according to terminal pitch, so in the terminal manufacturing not only very feed consumption and when terminal group is loaded on plastic seat body on only can one one in bulk and once put in order row assemble.

See also Fig. 2, be the existing D-SUB connector terminals 20 of another kind, it is that the metal sheet blanking is formed with a base portion 11, and these base portion 21 1 ends extend bending and are provided with two elastic arms 22, symmetry and outer end formed a horn mouth 24 about this two elastic arm 22 was, and base portion 21 other ends extend a pin 23; In the use, male terminal 16 is to be inserted and be that two elastic arms 22 coat and form electrical connection by this horn mouth 23.

Above-mentioned existing terminal 20 only is that two elastic arms are rolled into horn mouth owing to still make for the metal sheet blanking, so can't strike out the continuous terminal of arranging according to terminal pitch equally on making.

[utility model content]

Main purpose of the present utility model is to provide a kind of D-SUB electric connector, is to reach material-saving and the terminal group simplicity that be loaded on plastic seat body of terminal on making, and has better elastic contact effect simultaneously.

For reaching above-mentioned purpose, the utility model D-SUB electric connector, it includes: a plastic seat body, be provided with a plurality of terminal grooves and a plurality of link slot in it, each terminal groove communicates with a link slot, and the one end is provided with a protuberance, and this protuberance is provided with a plurality of jacks to should a plurality of link slots; A plurality of terminals, it is located at the terminal groove of this plastic seat body, it is provided with a springing part, a fixed part and a pin portion, but this springing part is the single arm of force and springing, this springing part is provided with the contact site that a plate face direction is protruded near end, this contact site is protruding to this link slot, and this fixed part and this plastic seat body are fixed, and this plastic seat body is stretched out by this pin portion; And a metal casing, it is sleeved on the protuberance of this plastic seat body, and it coats the periphery of this protuberance and the jack of protuberance is exposed; It is characterized in that: the springing part of these a plurality of terminals is provided with at least one auxiliary arm of force that oppositely protrudes with this contact site near end, and this at least one auxiliary arm of force is butted on a wall of this terminal groove.

By above embodiment explanation, the utility model can be concluded following advantage:

1. the springing part of terminal is that the single arm of force and contact point are to protrude from plate face direction, so the plate face width degree of springing part can be greater than the plate face width degree of fixed part, so can be designed to two row's continuous terminals according to terminal pitch on the terminal stamped is listed as insert row, on making, more save material, and terminal once the row of putting in order be assembled in plastic seat body.

2. terminal is provided with springing part and assists the arm of force to form dual elastic effect, can provide the terminal of this male joint to have better elastic to contact with contact site.

Above-mentioned and other purpose of the present utility model, advantage and characteristic by in the detailed description of following preferred embodiment and with reference to graphic when can be clearer, wherein:

[description of drawings]

Fig. 1 has D-SUB connector terminals plane graph now.

Fig. 2 has D-SUB connector terminals stereogram now.

The three-dimensional exploded view of Fig. 3 the utility model first embodiment.

The side cutaway view of Fig. 4 the utility model first embodiment.

The plastic seat body planar rear view of Fig. 5 the utility model first embodiment.

The user mode figure of Fig. 6 the utility model first embodiment.

The stereogram of Fig. 7 the utility model second embodiment.

The stereogram of Fig. 8 the utility model the 3rd embodiment.

The three-dimensional exploded view of Fig. 9 the utility model the 4th embodiment.

The terminal stereogram of Figure 10 the utility model the 5th embodiment.

The terminal stereogram of Figure 11 the utility model the 6th embodiment.

The terminal stereogram of Figure 12 the utility model the 7th embodiment.

The terminal stereogram of Figure 13 the utility model the 8th embodiment.

The terminal stereogram of Figure 14 the utility model the 9th embodiment.

Plastic seat body 30 terminal grooves 31 link slots 32 protuberances 33

Jack 34 openings 35 support edge 36 draw-in grooves 37

Bonnet 38 terminals 40 springing parts 41 fixed parts 42

Extension 43 pin portions 44 contact sites, the 45 auxiliary arm of forces 46

Metal casing 50 male joints 60 terminals 61

[embodiment]

See also Fig. 3 and Fig. 4, the utility model includes: a plastic seat body 30, a plurality of terminal 40 and a metal casing 50, wherein:

Please cooperate and consult Fig. 5, this plastic seat body 30 is overloaded type formula person, be provided with a plurality of terminal grooves 31 and a plurality of link slot 32 in it, this most terminal groove 31 and a plurality of link slot 32 from top to bottom are two rows, its front end is provided with a protuberance 33, these protuberance 33 front ends are provided with 34 pairs of a plurality of jacks should a plurality of link slots 32, these each terminal groove 31 upper ends are provided with the less opening of width 35 and communicate with this link slot 32, two sides of this opening form the draw-in groove 37 that supports edge 36 and be provided with depression, are provided with a bonnet 38 in addition and are placed on this plastic seat body 30 rears.

These a plurality of terminals 40 are to be two row's terminal grooves 31 that two row's terminal correspondences are assembled in this plastic seat body, this terminal 40 is provided with a springing part 41, one fixed part 42, one extension 43 and a pin portion 44, but this springing part 41 is the single arm of force and plate face is level and springing, this springing part 41 punctures punching press near terminal plate face and protrudes the narrower contact site of a width 45, these springing part 41 terminal reflexeds are provided with auxiliary arm of forces 46 that oppositely protrude with this contact site 45, these springing part 41 elasticity are butted on this and support edge 36, this contact site 45 is protruding to this link slot 32, should assist the arm of force 46 to be butted on a wall of this terminal groove 31, this fixed part 42 and these draw-in groove 37 fastenings, this fixed part 42 and springing part 41 adjacency, this extension 43 is located between fixed part 42 and the pin portion 44, the plate face of this extension 43 is vertical with the plate face of fixed part 42, this pin portion 44 is adjacent to extension 43 lower ends and stretches out this plastic seat body 30, and the plate face bending of this pin portion 44 makes the cross section be the ㄇ shape and stretches out this plastic seat body.

This metal casing 50 is sleeved on plastic seat body 30 front ends, and it coats the periphery of this protuberance 33 and the jack 34 of protuberance front is exposed.

See also Fig. 6, by above structure, when male joint 60 is inserted, two row's terminals 61 of male joint 60 insert this two rows link slot 32, these terminal 61 these contact sites 45 of extruding, make this springing part 41 downward springing, should also be compressed by the auxiliary arm of force 46 simultaneously, so the elasticity by this springing part 45 reaches the elasticity of the auxiliary arm of force 46 and can provide the terminal 61 of this male joint 60 to have better elastic to contact with contact site 45.

1. the springing part 41 of terminal 40 is that the single arm of force and contact point 45 are to protrude from plate face direction, so the plate face width degree of springing part 41 can be greater than the plate face width degree of fixed part 42, so can be designed to two row's continuous terminals according to terminal pitch on the terminal stamped is listed as insert row, on making, more save material, and terminal once the row of putting in order be assembled in plastic seat body.

2. terminal is provided with springing part 41 and the dual elastic effect of the auxiliary arm of force 46 formation, can provide the terminal 61 of this male joint 60 to have better elastic to contact with contact site 45.

See also Fig. 7, be the utility model second embodiment, it is roughly identical with first embodiment, and its difference is that the plastic seat body 30 of present embodiment is lower, and is to be provided with three socket holes 34.

See also Fig. 8, be the utility model the 3rd embodiment, it is roughly identical with second embodiment, and its difference is that metal casing 50 2 sides of present embodiment are not provided with double-screw bolt.

See also Fig. 9, be the utility model the 4th embodiment, it is roughly identical with first embodiment, and its difference is that present embodiment is a vertical type, be present embodiment plastic seat body 30 jack 34 up, the springing part 41 of its terminal, fixed part 42 all is longitudinal extension with pin portion 44.

See also Figure 10, be the utility model the 5th embodiment, it is roughly identical with the 4th embodiment, and present embodiment also is a vertical type, its difference is that the contact site 45 of the terminal of present embodiment is formed by springing part 41 terminal reflexeds, and the auxiliary arm of force 46 is to puncture punching press from these springing part 41 plate faces to protrude.

See also Figure 11, be the utility model the 6th embodiment, it is roughly identical with the 4th embodiment, and present embodiment also is a vertical type, and its difference is that the contact site 45 of the terminal of present embodiment punctures the punching press protrusion by springing part 41 plate faces and an end is open.

Consult Figure 12, be the utility model the 7th embodiment, it is roughly identical with the 4th embodiment, present embodiment also is a vertical type, its difference is that the contact site 45 and the auxiliary arm of force 46 of the terminal 40 of present embodiment are that one punctures the punching press protrusion from these springing part 41 plate faces, and this contact site 45 and the auxiliary arm of force 46 protrusion directions are opposite.

Consult Figure 13, be the utility model the 8th embodiment, it is roughly identical with the 4th embodiment, present embodiment also is a vertical type, its difference is that the contact site 45 and the auxiliary arm of force 46 of the terminal 40 of present embodiment are to puncture punching press from these springing part 41 plate faces respectively to protrude, and this contact site 45 and the auxiliary arm of force 46 protrusion directions are opposite.

Consult Figure 14, be the utility model the 9th embodiment, it is roughly identical with the 4th embodiment, present embodiment also is a vertical type, its difference is that the auxiliary arm of force 46 of present embodiment is to puncture punching press from these springing part 15 plate faces to protrude, and this contact site 44 protrudes springing part 41 plate faces by these springing part 41 terminal two side direction intermediate vertical bendings.

Above-mentioned Figure 10 to Figure 14 is all vertical type, yet also can be applicable to the attitude kenel person as first embodiment, promptly is provided with extension in fixed

part

41 and 44 in pin portion, and extension is bent into fixed part becomes 90 °.

The specific embodiment that is proposed in the detailed description of preferred embodiment is only in order to be easy to illustrate technology contents of the present utility model, and be not with the utility model narrow sense be limited to this embodiment, in the situation that does not exceed spirit of the present utility model and claim, can make many variations and implement.

Claims

1. D-SUB electric connector includes:

One plastic seat body is provided with a plurality of terminal grooves and a plurality of link slot in this plastic seat body, each terminal groove communicates with a link slot, and this plastic seat body one end is provided with a protuberance, and this protuberance is provided with a plurality of jacks to should a plurality of link slots;

A plurality of terminals, be located at the terminal groove of this plastic seat body, described terminal is provided with a springing part, a fixed part and a pin portion, but this springing part is the single arm of force and springing, this springing part is provided with the contact site that a plate face direction is protruded near end, this contact site is protruding to this link slot, and this fixed part and this plastic seat body are fixed, and this plastic seat body is stretched out by this pin portion; And

One metal casing is sleeved on the protuberance of this plastic seat body, and this metal casing coats the periphery of this protuberance and the jack of protuberance is exposed;

It is characterized in that: the springing part of these a plurality of terminals is provided with at least one auxiliary arm of force that oppositely protrudes with this contact site near end, and this at least one auxiliary arm of force is butted on a wall of this terminal groove.

2. D-SUB electric connector as claimed in claim 1 is characterized in that: a plurality of terminal grooves of this plastic seat body are to be arranged in to be provided with many row's terminal grooves, and these a plurality of terminals are for how row's terminals to arranging terminal groove more.

3. D-SUB electric connector as claimed in claim 1 is characterized in that: this fixed part is vertical and is provided with an extension between the two with pin portion, and the plate face of this extension is vertical with the plate face of fixed part.

4. D-SUB electric connector as claimed in claim 1, it is characterized in that: this each terminal groove is provided with the less opening of width and communicates with this link slot, two sides of this opening form the draw-in groove that supports edge and be provided with depression, the fixed part of this terminal and this draw-in groove fastening, this contact site is that the plate face from springing part punctures punching press and protrudes, this springing part presses on to edge, and this contact site is protruding to link slot.

5. D-SUB electric connector as claimed in claim 1 is characterized in that: the springing part of these a plurality of terminals, fixed part and pin portion all are longitudinal extension.

6. D-SUB electric connector as claimed in claim 1 is characterized in that: this at least one auxiliary arm of force is one, and it is formed by the terminal reflexed of this springing part.

7. D-SUB electric connector as claimed in claim 1 is characterized in that: this contact site is formed by the terminal reflexed of this springing part, and this at least one auxiliary arm of force is to puncture punching press from this springing part plate face to protrude.

8. D-SUB electric connector as claimed in claim 1 is characterized in that: this at least one auxiliary arm of force is one, and this contact site and this auxiliary arm of force are that one punctures the punching press protrusion from this springing part plate face.

9. D-SUB electric connector as claimed in claim 1 is characterized in that: this at least one auxiliary arm of force is one, and this contact site and this auxiliary arm of force puncture punching press from this springing part plate face respectively and protrude.

10. D-SUB electric connector as claimed in claim 1, it is characterized in that: this at least one auxiliary arm of force is one, should the auxiliary arm of force be to puncture punching press from this springing part plate face to protrude, this contact site protrudes springing part plate face by the terminal two side direction intermediate vertical bending of this springing part.