CN201887189U

CN201887189U - Electric connector

Info

Publication number: CN201887189U
Application number: CN2010205568013U
Authority: CN
Inventors: 马勇峰; 王建新; 姚炜
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2010-09-29
Filing date: 2010-09-29
Publication date: 2011-06-29
Anticipated expiration: 2020-09-29

Abstract

The utility model discloses an electric connector which comprises an insulation main body provided with a groove extended along vertical direction and used for splicing an electronic card, wherein the two vertical ends of the insulation main body are respectively equipped with a slot vertically penetrating the vertical ends. The electric connector further comprises a pair of locking mechanisms respectively fixed in the slots of the insulation main body and used for fixing electronic card. The two vertical ends of the insulation main body are respectively provided with an upright column which is extended vertically; and each locking mechanism comprises a flexible main body part which is fixed on the insulation main body and is capable of flexibly moving between a locking position and an unlocking position, a holding part which is formed on the flexible main body and used for clamping an edge gap of the electronic card, and a surround part which is surrounded on one side of the upright column, and a predetermined clearance is formed between the surround part and one side of the upright column for allowing the flexible main body part to flexibly move between a locking position and an unlocking position, so that the displacement of the locking mechanism is confined to a predetermined control range to prevent the locking mechanism from unrecoverable plastic deformation; thus, the electric connector provided by the utility model has the advantages of simple structure and low manufacturing cost.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, relates in particular to a kind of bayonet connector with pintle hook lock mechanism.

Background technology

Bayonet connector is widely used in personal computer and other electronic equipment, its group is located on the circuit board, and can peg graft for all kinds of electronic cards, electrically conduct so that reach between electronic cards and circuit board, in order to increase the stability of winding between electronic cards and corresponding bayonet connector, usually need to adopt pintle hook lock mechanism, existing pintle hook lock mechanism generally comprises following two kinds:

First kind: pintle hook lock mechanism is arranged on the two ends around insulating body, pintle hook lock mechanism has rotating shaft, this is provided with corresponding pivoting hole and around insulation, rotating shaft is placed in the pivoting hole, rotate around the horizontal cross axis with respect to insulating body, thereby realize pintle hook lock and move back card that this pintle hook lock mechanism can announce No. 2395403 referring to Chinese patent;

Second kind: pintle hook lock mechanism is arranged on the two ends around insulating body, pintle hook lock mechanism has elasticity, during the outside, present dynasty insulating body two ends trip lock mechanism for card, just can realize moving back card, when unclamping pintle hook lock mechanism, under the effect of elastic restoring force, just can realize pintle hook lock, this pintle hook lock mechanism can announce No. 201041840 referring to Chinese patent.

For second kind of Elastic locking fastener mechanism, too be out of shape in order to prevent pintle hook lock mechanism, must a limiting mechanism be set respectively at the front side and the rear side of pintle hook lock mechanism, be used to limit the elastic deformation amount of Elastic locking fastener mechanism, in order to avoid plastic deformation takes place in Elastic locking fastener mechanism.But there is the high shortcoming of manufacturing cost in the technical scheme of this set front side and two limiting mechanisms of rear side.

The utility model content

In view of the high technological deficiency of manufacturing cost that prior art exists, at least one aspect of the present utility model is to provide a kind of electric connector cheaply.

According to an aspect of the present utility model, a kind of electric connector is provided, comprising: an insulating body, be provided with a notch along its longitudinal extension, the electronic cards that is used to peg graft is respectively equipped with a slot of vertical perforation at vertical two ends of described insulating body; With a pair of pintle hook lock mechanism, be individually fixed in the described slot of described insulating body, be used for fixing described electronic cards.Wherein, be formed with a column that vertically extends respectively at vertical two ends of described insulating body; And each described pintle hook lock mechanism comprises: an elastic body portion, be fixed on the described insulating body, and can move back elastic displacement between the card position a click positions and one; A holding section is formed in the described elastic body portion, is used for an emargintion of the described electronic cards of buckle; With one be looped around a side of described column around portion, and describedly allow described elastic body portion in click positions with move back a predetermined gap of elastic displacement between the card position around having between portion and described column one side.

According to an embodiment of the present utility model, described holding section is towards projecting inward arc convex.

According to another embodiment of the present utility model, describedly be hook-type around portion.

According to another embodiment of the present utility model, described elastic body portion is a plate-shaped.

According to another embodiment of the present utility model, described elastic body portion comprises a Plug Division, and described Plug Division is inserted also and is fixed in the slot of described insulating body.

According to another embodiment of the present utility model, the lateral edges of described Plug Division is formed with the first zigzag junction surface, is formed with the second zigzag junction surface with the described first zigzag junction surface interference engagement in the described slot.

According to another embodiment of the present utility model, each described pintle hook lock mechanism also comprises a weld part, and described weld part extends to form from described Plug Division along continuous straight runs, is used for each described pintle hook lock mechanism is welded on a circuit board.

According to another embodiment of the present utility model, be formed with a vertical opening on the lateral wall of described slot, described weld part can vertically pass the vertical opening of described slot.

According to another embodiment of the present utility model, described holding section and be formed on the top of described elastic body portion around portion.

According to another embodiment of the present utility model, described predetermined gap is less than or equal to the maximum flexibility deflection of described elastic body portion.

According to another embodiment of the present utility model, described holding section, around portion, elastic body portion and the weld part part that forms as one.

In the utility model, by around column limit the displacement of pintle hook lock mechanism around portion, thereby the displacement of pintle hook lock mechanism is limited in the predetermined controlled area charactert, expendable plastic deformation takes place to prevent pintle hook lock mechanism.Therefore, compared with prior art, the utlity model has simple in structure, advantage of low manufacturing cost.

Description of drawings

Fig. 1 shows the schematic diagram according to the electric connector of an embodiment of the utility model and electronic cards grafting;

The perspective view at the left end place of the electric connector of Fig. 2 displayed map 1;

The perspective view of the pintle hook lock mechanism of the electric connector of Fig. 3 displayed map 2;

The perspective view of the insulating body at the left end place of the electric connector of Fig. 4 displayed map 2;

The cutaway view around portion and column of Fig. 5 displayed map 2;

The enlarged diagram of the slot in Fig. 6 displayed map 4; With

Fig. 7 shows the zigzag junction surface of Plug Division and the schematic diagram of slot interference engagement.

Embodiment

Describe embodiment of the present utility model below in detail, the example of embodiment is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment that describes below with reference to accompanying drawing is exemplary, is intended to explain the utility model, and can not be interpreted as restriction of the present utility model.

Fig. 1 is the schematic diagram according to the electric connector of an embodiment of the utility model and electronic cards grafting.As shown in Figure 1, mainly comprise an elongated insulating body 200 and be arranged on a pair of pintle hook lock mechanism 100,100 at two vertical end places of insulating body 200 at electric connector.

In insulating body 200, be provided with the central notch (not shown) that extends along its longitudinal direction, as shown in Figure 1, electronic cards 300 is inserted in these central authorities' notches, and the bottom of insulating body 200 has the connecting portion that is electrically connected with circuit board, thus being electrically connected of realization electronic cards 300 and circuit board.

Pintle hook lock mechanism 100 with the 200 left end places of insulating body among Fig. 1 is an example below, describes the concrete structure of pintle hook lock of the present utility model mechanism in detail.

Fig. 2 is the perspective view at left end place of the electric connector of Fig. 1.

As depicted in figs. 1 and 2, be formed with a column 202 that vertically extends at each vertical end place of insulating body 200.

Fig. 3 is the perspective view of pintle hook lock mechanism of the electric connector of Fig. 2.As shown in Figures 2 and 3, the pintle hook lock mechanism 100 of left end comprises that mainly a holding section 101, one are around portion 102 and an elastic body portion 103.

As shown in Figure 2, holding section 101 and be formed on the top of elastic body portion 103 around portion 102, the bottom of elastic body portion 103 is fixed on the insulating body 200.

When pintle hook lock mechanism 100 is in click positions (position shown in Figure 2), holding section 101 is fastened togather with the emargintion 301 of electronic cards 300; When pintle hook lock mechanism is in (not shown) when moving back card position, separate with the emargintion 301 of electronic cards 300 holding section 101, thereby can take off electronic cards 300 from electric connector.

Fig. 5 is the cutaway view around portion and column of Fig. 2.As Fig. 2 and shown in Figure 5, be looped around a side of column 202 around portion 102, and allow pintle hook lock mechanism 100 in click positions with move back the predetermined gap C of displacement between the card position around having between portion 102 and column 202 1 sides.In the utility model, expendable plastic deformation takes place in order to prevent pintle hook lock mechanism 100, aforementioned predetermined gap C need be less than or equal to the maximum flexibility deflection of elastic body portion 103.

As Fig. 2, Fig. 3 and shown in Figure 5, holding section 101 is towards projecting inward arc convex.

As Fig. 2, Fig. 3 and shown in Figure 5, be hook-type around portion 102.Need to prove that the utility model is not limited to this, can be arbitrary shape around portion 102, as long as it can be around column 202.

As Fig. 2, Fig. 3 and shown in Figure 5, elastic body portion 103 is a plate-shaped, and this is in order to improve the elastic force of elastic body portion 103.

Fig. 4 is the perspective view of insulating body at left end place of the electric connector of Fig. 2.As shown in Figure 3 and Figure 4, the bottom of elastic body portion 103 is formed with Plug Division 104, in the slot 204 of the vertical perforation of Plug Division 104 insertion insulating bodies 200, thereby elastic body portion 103 is linked together with insulating body 200.

As shown in Figures 2 and 3, pintle hook lock mechanism 100 also comprises a horizontally extending weld part 105.As shown in Figure 3, an end of weld part 105 is connected with Plug Division 104, and the flat bottom surface of weld part 105 is welded on the circuit board (not shown).Like this, can reliably pintle hook lock mechanism be remained on the circuit board.

The enlarged diagram of the slot in Fig. 6 displayed map 4.As Fig. 4 and shown in Figure 6, be formed with a vertical opening 204b on the lateral wall of slot 204.When Plug Division 104 was inserted in the described slot 204, weld part 105 passed the vertical opening 204b of slot 204 with the coupling part 105b (referring to Fig. 3) of Plug Division 104, thereby makes Plug Division 104 successfully to be inserted in the slot 204.

As shown in Figure 7, the lateral edges of Plug Division 104 is formed with the first zigzag junction surface 104a, is formed with the second zigzag junction surface 204a with the first zigzag junction surface 104a interference engagement in the slot 204.Like this, can further improve confining force to pintle hook lock mechanism.

Please continue referring to Fig. 3, in illustrated embodiment, holding section 101, around portion 102, elastic body portion 103, Plug Division 104 and weld part 105 part that forms as one.For example, can form this pintle hook lock mechanism 100 by folding metal base flitch.

The column 202 at the two ends of insulating body 200 can form with insulating body 200 moldings.

Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can change that scope of the present utility model is limited by claims and equivalent thereof to these embodiment.It should be noted that word " comprises " does not get rid of other element or step, and word " " or " one " do not get rid of a plurality of.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.

Claims

1. electric connector comprises:

An insulating body (200) is provided with a notch along its longitudinal extension, and the electronic cards (300) that is used to peg graft is respectively equipped with the slot (204) of vertical perforation at vertical two ends of described insulating body (200); With

A pair of pintle hook lock mechanism is individually fixed in the described slot (204) of described insulating body (200), is used for fixing described electronic cards (300),

It is characterized in that:

Be formed with a column (202) that vertically extends respectively at vertical two ends of described insulating body (200); And

Each described pintle hook lock mechanism comprises:

An elastic body portion (103) is fixed on the described insulating body (200), can move back elastic displacement between the card position a click positions and one;

A holding section (101) is formed in the described elastic body portion (103), is used for an emargintion (301) of the described electronic cards of buckle (300); With

One around portion (102), be looped around a side of described column (202), and describedly allow described elastic body portion (103) in click positions with move back the predetermined gap (C) of elastic displacement between the card position around having between portion (102) and described column (202) one sides.

2. electric connector according to claim 1 is characterized in that: described holding section (101) are towards projecting inward arc convex.

3. electric connector according to claim 1 is characterized in that: describedly be hook-type around portion (102).

4. electric connector according to claim 1 is characterized in that: described elastic body portion (103) is a plate-shaped.

5. electric connector according to claim 1 is characterized in that: described elastic body portion (103) comprises a Plug Division (104), and described Plug Division (104) are inserted and secured in the slot (204) of described insulating body (200).

6. electric connector according to claim 5 is characterized in that:

The lateral edges of described Plug Division (104) is formed with the first zigzag junction surface (104a), is formed with the second zigzag junction surface (204a) with described first zigzag junction surface (104a) interference engagement in the described slot (204).

7. electric connector according to claim 6 is characterized in that:

Each described pintle hook lock mechanism also comprises a weld part (105), and described weld part (105) extends to form from described Plug Division (104) along continuous straight runs, is used for each described pintle hook lock mechanism is welded on a circuit board.

8. electric connector according to claim 7 is characterized in that:

Be formed with a vertical opening (204b) on the lateral wall of described slot (204), described weld part (105) can vertically pass the vertical opening (204b) of described slot (204).

9. electric connector according to claim 8 is characterized in that: described holding section (101), around portion (102), elastic body portion (103) and weld part (105) part that forms as one.

10. electric connector according to claim 1 is characterized in that: described holding section (101) and be formed on the top of described elastic body portion (103) around portion (102).

11. electric connector according to claim 10 is characterized in that: described predetermined gap (C) is less than or equal to the maximum flexibility deflection of described elastic body portion (103).