CN201540989U

CN201540989U - Electric connector

Info

Publication number: CN201540989U
Application number: CN2009201569226U
Authority: CN
Inventors: 蔡周贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-09
Filing date: 2009-06-09
Publication date: 2010-08-04
Anticipated expiration: 2019-06-09

Abstract

The utility model relates to an electric connector comprising a plastic seat body, two rows of terminals and a fastening element, wherein the plastic seat body is shaped like a longitudinal long strip and is provided with two rows of terminal grooves which are arranged at intervals; a connecting groove taking the shape of the longitudinal long strip is formed between the two rows of terminal grooves; one side of the connecting groove is provided with a pivoting groove; the connecting groove can be connected with a circuit board; one side of the circuit board is provided with a concave opening and a clamping block; the two rows of terminals are arranged at the two rows of terminal grooves of the plastic seat body; the fastening element is provided with a pivoting part, a fastening part, a jacking part and a pressing part; the pivoting part is pivoted with the pivoting groove of the plastic seat body; the fastening part can fasten the clamping block of the circuit board; the jacking part props against the lower edge of the clamping block of the circuit board, and the lower edge of the fastening part is provided with a clamping surface; when the fastening element clamps the circuit board, the center of the pivoting part of the fastening element corresponds to the clamping surface of the fastening part vertically; and the position of the center of the pivoting part of the fastening element in an X-axis coordinate is within the clamping edge of the clamping block of the circuit board. The electric connector can fasten the circuit board firmly.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, particularly about a kind of electric connector of connecting circuit plate.

[background technology]

See also Fig. 1, it is the card board structure of an existing electric connector, it is to be shaped in plastic seat body 10 1 ends of electric connector so as to fastening one circuit board 20, it includes one and pulls elastic arm 15, but this pulls elastic arm 15 side direction springing, and the one side is provided with a clamping part 16, it extends a trigger piece 17 outward, one side of this circuit board 20 is provided with a recess 21, and when circuit board 20 inserted electric connector 10 connections, the recess 21 of one side can be this clamping part 16 fastenings.

Above-mentioned existing design has following shortcoming, that is:

1. need stretch out and pull an elastic arm 15 and a trigger piece 17, integral product is taken up room.

2. this trigger piece 17 can't be pulled both sides comparatively inconvenience in the use arbitrarily if being located at plastic seat body 10 right sides then only can then only can pull from the left side if be located at the left side from the right side.

3. operation is gone up needs to pull this trigger piece 17 to a side, does not have the convenient smoothly of pressing operation mode.

See also Fig. 2, be the electric connector of the existing connecting circuit plate of a kind of another kind, it includes a plastic seat body 10 and an earclip 25, wherein: be to arrange to be provided with several terminals (figure does not show) on the plastic seat body 10, the one side is provided with a storage tank 11, and the two sides of storage tank are provided with pivoted hole; The both sides of this earclip 25 are provided with the storage tank 11 of pivot 26 so as to being articulated in plastic seat body 10, its upper end is provided with one to press section 28 that the projecting inward clamping part 27 and of pedestal protrudes outside pedestal, but these clamping part 27 fastenings are in a side recess 21 of circuit board 20, clamping part 27 lower edges are provided with a card face 29, and its lower end is provided with one and peaks at fixture block 22 lower edges of circuit board 20 to the projecting inward jacking block 210 of pedestal.

Above-mentioned existing design has following shortcoming, that is:

1. pivot 26 is positioned at card face 29 outsides, when circuit board 20 is subjected to upwards external force, this card face 29 be stress point in pivot 26 inboards, so this earclip 25 promptly pivots laterally and breaks away from buckle circuit board 20.

2. pivot 26 almost is positioned at the intermediate altitude of earclip, and the length of these fixture block 22 lower edges of separation and press section 28 is suitable, and the labor-saving effect is not good when so knowing by press section 28 application of forces according to lever principle.

[utility model content]

Main purpose of the present utility model is to provide a kind of electric connector, when when the buckle circuit board, being subjected to external force upwards, but this buckle element transfixion, still very firm this circuit board of buckle.

Another main purpose of the present utility model is to provide a kind of electric connector, and the length at the press section of this buckle element to center, articulated section obviously is bigger than the length of jacking part to the center, articulated section, and is very laborsaving when reaching by the press section application of force.

For reaching above-mentioned purpose, the utility model electric connector, it includes: a plastic seat body, it is the lengthwise strip, it is provided with the spaced terminal groove of two rows, forms the link slot of a lengthwise strip between this two rows terminal groove, and it is provided with a pivot connected slot in a side, this link slot can connect a circuit board, and this circuit board one side is provided with a recess and a fixture block; Two row's terminals, it is located at two row's terminal grooves of this plastic seat body; An and buckle element, it is provided with an articulated section, a clamping part, a jacking part and a press section, and this articulated section is articulated in the pivot connected slot of this plastic seat body, but the fixture block of this this circuit board of clamping part buckle, this jacking part is butted on the fixture block lower edge of this circuit board, and the clamping part lower edge is provided with a card face; Wherein, during buckle element fastening circuit board, the articulated section central vertical of this buckle element is to card face that should clamping part, and the center, articulated section of this buckle element in the position of X-axis coordinate in the edge clipping of the fixture block of this circuit board.

The utility model also provides a kind of electric connector, comprise: a plastic seat body, be the lengthwise strip, it is provided with the spaced terminal groove of two rows, form the link slot of a lengthwise strip between this two rows terminal groove, it is provided with a pivot connected slot in a side, and this link slot can connect a circuit board, and this circuit board one side is provided with a recess and a fixture block; Two row's terminals are located at two of this plastic seat body and are arranged terminal grooves; An and buckle element, be provided with an articulated section, a clamping part, a jacking part and a press section, this articulated section is articulated in the pivot connected slot of this plastic seat body, the fixture block that this clamping part can this circuit board of buckle, this jacking part is butted on the fixture block lower edge of this circuit board, and the clamping part lower edge is provided with a card face; Wherein, during buckle element fastening circuit board, the articulated section central vertical of this buckle element is to card face that should clamping part, and the center, articulated section of this buckle element is not higher than 2.5mm above the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

Described electric connector is characterized in that: the center, articulated section of this buckle element is not higher than 1.5mm above the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

Described electric connector is characterized in that: the center, articulated section of this buckle element is not higher than the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

In sum, advantage of the present utility model is:

1. during this buckle element fastening circuit board, the articulated section central vertical of this buckle element to card face center that should clamping part and in the position of X-axis coordinate in the edge clipping of the fixture block of this circuit board, so, when circuit board is subjected to upwards external force, this card face is that stress point is just vertically to should the center, articulated section, so but this buckle element transfixion like this is still very firm this circuit board of buckle.

The center, articulated section of this buckle element be positioned in the position of Y-axis coordinate this circuit board fixture block half below the height, so the length at press section to center, articulated section obviously is bigger than the length of jacking part to the center, articulated section, and is so very laborsaving during as can be known by the press section application of force according to lever principle.

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 is the three-dimensional exploded view of existing electric connector and circuit board.

Fig. 2 is the side cutaway view of existing electric connector buckle circuit board.

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

Fig. 4 is the three-dimensional combination figure of the utility model first embodiment.

Side cutaway view when Fig. 5 is the utility model first embodiment buckle circuit board.

Side cutaway view when Fig. 6 is the utility model second embodiment buckle circuit board.

Side cutaway view when Fig. 7 is the utility model the 3rd embodiment buckle circuit board.

Fig. 8 is the top view of the utility model the 4th embodiment.

Side cutaway view when Fig. 9 is the utility model the 5th embodiment buckle circuit board.

Circuit board 20 recesses 21 fixture blocks 22

Plastic seat body 30 terminal grooves 31 link slots 32 pivot connected slots 33

Pivoted hole 34 terminals 40 buckle elements 50 clamping parts 51

53 cover access slots, 54 articulated

sections

55,52 jacking parts, press section

Card face 56

[embodiment]

See also Fig. 3, Fig. 4, Fig. 3 and Fig. 4, present embodiment is a display card connector (being called for short PCIEXPRESS), and it includes: a plastic seat body 30, two row's terminal 40 and buckle elements 50, wherein:

This plastic seat body 30, it is the lengthwise strip, it is provided with the spaced terminal groove 31 of two rows, form the link slot 32 of a lengthwise strip between this two rows terminal groove 31, and Yu Yiduan is provided with a pivot connected slot 33, and two corresponding surfaces of this pivot connected slot 33 respectively are provided with a pivoted hole 34, and this link slot 32 can connect a circuit board 20, this circuit board 20 is a display card, and the one side is provided with a recess 21 and a fixture block 22.

This two rows terminal 40 is located at two row's terminal grooves 31 of this plastic seat body 30.

The upper end of this buckle element 50 is provided with a clamping part 51 and press section 52, its lower end is provided with a

jacking part

53,53 of this clamping part 51 and jacking parts are provided with a cover access slot 54, the both sides of cover access slot 54 are provided with an articulated section 55, this articulated section 55 is two pivots, this articulated section 55 is articulated in the pivot connected slot 33 of this plastic seat body 30, but these clamping part 51 lower edges are provided with the fixture block 22 of a card face 56 these circuit boards of clamping part buckle, this jacking part 53 is butted on fixture block 22 lower edges of this circuit board, and these press section 52 1 sides are protruded this plastic seat body 30 width one side.

See also Fig. 5, of the present utility model being characterised in that, during these buckle element 50 fastening circuit boards 20, articulated section 55 central vertical of this buckle element 50 are to card face 56 centers that should clamping

part

51,55 centers, articulated section of this buckle element 50 in the position of X-axis coordinate in the edge clipping of the fixture block 22 of this circuit board, present embodiment is that edge clipping for this fixture block 22 is with interior 1.0mm, 55 centers, articulated section of this buckle element 50 be positioned in the position of Y-axis coordinate this circuit board 20 fixture block 22 half below the height, present embodiment is to flush with fixture block 22 lower edges of circuit board.

By above structure, the utlity model has following advantage:

1. during these buckle element 50 fastening circuit boards 20, articulated section 55 central vertical of this buckle element 50 to card face 56 centers that should clamping part 51 and in the position of X-axis coordinate in the edge clipping of the fixture block 22 of this circuit board, so, when circuit board 20 is subjected to upwards external force, this card face 56 is that stress point is just vertically to should 55 centers, articulated section, so but these buckle element 50 transfixions like this are this circuit board 20 of still very firm buckle.

55 centers, articulated section of this buckle element 50 be positioned in the position of Y-axis coordinate this circuit board 20 fixture block 22 half below the height, so the length at 55 centers, press section 52 to articulated section obviously is bigger than the length at 55 centers, jacking part 53 to articulated section, and is very laborsaving when so knowing by press section 28 application of forces according to lever principle.

See also Fig. 6, be to be the utility model second embodiment, it is roughly identical with first embodiment, 55 centers, articulated section of buckle element 50 that its difference is present embodiment in the position of X-axis coordinate at the edge clipping of the fixture block 22 of this circuit board with interior 0.5mm, 55 centers, articulated section of this buckle element 50 are positioned at 1.0mm above fixture block 22 lower edges of this circuit board 20 in the position of Y-axis coordinate.

See also Fig. 7, be to be the utility model the 3rd embodiment, it is roughly identical with first embodiment, 55 centers, articulated section of buckle element 50 that its difference is present embodiment in the position of X-axis coordinate at the edge clipping of the fixture block of this circuit board with interior 1.5mm, 55 centers, articulated section of this buckle element 50 are positioned at about 0.3mm below fixture block 22 lower edges of this circuit board 20 in the position of Y-axis coordinate.

See also Fig. 8, be to be the utility model the 4th embodiment, it is roughly identical with first embodiment, its difference is press section 52 these plastic seat body 30 width two sides of protrusion of the buckle element 50 of present embodiment, so, can push by these plastic seat body 30 either sides on using, reach the convenience in the use.

Seeing also Fig. 9, is to be the utility model the 5th embodiment, and it is roughly identical with first embodiment, and its difference is that the both sides of the plastic seat body 30 of present embodiment respectively are provided with a pivot connected slot 33, and is provided with two buckle elements 50 and is articulated in this two pivot connected slot 33 respectively.

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. electric connector comprises:

One plastic seat body is the lengthwise strip, and it is provided with the spaced terminal groove of two rows, form the link slot of a lengthwise strip between this two rows terminal groove, it is provided with a pivot connected slot in a side, and this link slot can connect a circuit board, and this circuit board one side is provided with a recess and a fixture block;

Two row's terminals are located at two of this plastic seat body and are arranged terminal grooves; And

One buckle element, be provided with an articulated section, a clamping part, a jacking part and a press section, this articulated section is articulated in the pivot connected slot of this plastic seat body, the fixture block that this clamping part can this circuit board of buckle, this jacking part is butted on the fixture block lower edge of this circuit board, and the clamping part lower edge is provided with a card face;

It is characterized in that: during buckle element fastening circuit board, the articulated section central vertical of this buckle element is to card face that should clamping part, and the center, articulated section of this buckle element in the position of X-axis coordinate in the edge clipping of the fixture block of this circuit board.

2. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element

Be positioned in the position of Y-axis coordinate this circuit board fixture block half below the height.

3. electric connector as claimed in claim 1 is characterized in that: the articulated section of this buckle element is a pivot, and the pivot connected slot of this plastic seat body is provided with pivoted hole and this pivot articulates.

4. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element is not less than 1.5mm in the edge clipping spacing of the fixture block of the position of X-axis coordinate and this circuit board.

5. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element is not less than 1mm in the edge clipping spacing of the fixture block of the position of X-axis coordinate and this circuit board.。

6. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element is not less than 0.5mm in the edge clipping spacing of the fixture block of the position of X-axis coordinate and this circuit board.

7. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element is not higher than 1.5mm above the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

8. electric connector as claimed in claim 1 is characterized in that: the center, articulated section of this buckle element is not higher than the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

9. electric connector as claimed in claim 1 is characterized in that: this plastic seat body width one side is protruded in the press section of this buckle element.

10. electric connector as claimed in claim 1 is characterized in that: this plastic seat body width two sides are protruded in the press section of this buckle element.

11. electric connector as claimed in claim 1 is characterized in that: the articulated section central vertical of this buckle element is to card face center that should clamping part.

12. electric connector as claimed in claim 1 is characterized in that: it is a display card connector, and this plastic seat body only is provided with this pivot connected slot in a side.

13. electric connector as claimed in claim 1 is characterized in that: the opposite side of this plastic seat body also is provided with a pivot connected slot, also is provided with another buckle element and articulates this pivot connected slot.

14. an electric connector comprises:

It is characterized in that: during buckle element fastening circuit board, the articulated section central vertical of this buckle element is to card face that should clamping part, and the center, articulated section of this buckle element is not higher than 2.5mm above the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

15. electric connector as claimed in claim 14 is characterized in that: the articulated section of this buckle element is a pivot, and the pivot connected slot of this plastic seat body is provided with pivoted hole and this pivot articulates.

16. electric connector as claimed in claim 14 is characterized in that: the center, articulated section of this buckle element in the position of X-axis coordinate in the edge clipping of the fixture block of this circuit board.

17. electric connector as claimed in claim 14 is characterized in that: the center, articulated section of this buckle element is not higher than 1.5mm above the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

18. electric connector as claimed in claim 14 is characterized in that: the center, articulated section of this buckle element is not higher than the fixture block lower edge of this circuit board in the position of Y-axis coordinate.

19. electric connector as claimed in claim 14 is characterized in that: the articulated section central vertical of this buckle element is to card face center that should clamping part.

20. electric connector as claimed in claim 14 is characterized in that: the opposite side of this plastic seat body also is provided with a pivot connected slot, also is provided with another buckle element and articulates this pivot connected slot.

21. electric connector as claimed in claim 14 is characterized in that: it is a display card connector, and this plastic seat body only is provided with this pivot connected slot in a side.