CN201927743U

CN201927743U - Card edge connector

Info

Publication number: CN201927743U
Application number: CN2010206257971U
Authority: CN
Inventors: 刘忠朋
Original assignee: T Conn Precision Corp
Current assignee: T Conn Precision Corp
Priority date: 2010-11-24
Filing date: 2010-11-24
Publication date: 2011-08-10
Anticipated expiration: 2020-11-24

Abstract

The utility model relates to a card edge connector, which comprises an insulating shell, two side arms and positioning seats, wherein the two side arms are inserted at both sides of the insulating shell; the positioning seats are buckled with the side arms; the insulating shell is provided with a slot capable of being used for an electronic card to be inserted; a plurality of conductive terminals are accommodated in the slot; the side arms respectively contain a movable arm and a fixed arm; the movable arm and the fixed arm are integrated; the movable arm is used for locking and buckling the electronic card; and the positioning seats respectively comprise a welding part, a first panel part, a bending part extending upwards from the first panel part and a second panel part extending downwards from the bending part. Therefore, the card edge connector can automatically regulate the angles of the conductive terminals and a circuit board, so that the welding ends of the conductive terminals and the welding parts of the positioning seats can be kept on the same plane for achieving the effects of stably and fixedly welding the conductive terminals with the circuit board and promoting the electric connection quality of the card edge connector.

Description

Bayonet connector

Technical field

The utility model relates to a kind of connector, refers to a kind of can vertically the adjustment so that firmly be welded in bayonet connector on the circuit board especially.

Background technology

Electric connector is a kind of electro-mechanical device that is widely used in electronic equipment, especially be installed on the high precision electric connector on the motherboard, be installed on the motherboard and have relatively high expectations, as bayonet connector, see also shown in Figure 1, it is the schematic perspective view of an existing bayonet connector, this electric connector 100 ' comprises insulating body 10 ', be inserted in locker 20 ' and a plurality of conducting terminal 30 ' that is contained in the insulating body 10 ' at insulating body 10 ' two ends, wherein this locker 20 ' comprises a moveable arm 21 ' and a fixed arm 22 ', this fixed arm 22 ' extension downwards is provided with a weld part 221 ' that is welded on the circuit board, and this conducting terminal 30 ' has front-seat terminal and back row's terminal, after conducting terminal assembling is finished, need at grade each welding foot adjustment of front-seat terminal and back row's terminal.

Yet above-mentioned existing structure, its fixed arm and its welding foot are integral structure, and because the front and rear row terminal of conducting terminal is comparatively intensive, the weld part of both sides fixed arm can't be kept at grade with the front and rear row terminal of conducting terminal, cause empty weldering of connector and circuit board welding multiple spot or rosin joint, and then influence the normal connection of electric connector.

The utility model content

The technical problem that the utility model solves provides a kind of bayonet connector, and conducting terminal welding ends and positioning seat weld part are adjusted on the same plane automatically.

Technical solution of the present utility model is:

A kind of bayonet connector comprises: an insulation shell, two side arms and positioning seat, and wherein, this insulation shell is provided with the slot that subcard pegs graft of can powering, ccontaining a plurality of conducting terminals in this slot; And described side arm comprises a moveable arm and a fixed arm respectively, and wherein this moveable arm and fixed arm are integral structure, and this moveable arm is in order to this electronic cards of snap close; Described positioning seat comprises a weld part, one first flat part, respectively by a upwardly extending kink of this first flat part and second flat part by the downward extension of this kink, wherein said positioning seat is interlocked with described fixed arm respectively, and described fixed arm can be moved up and down.

Aforesaid bayonet connector, wherein the both sides of this insulation shell are respectively equipped with a holddown groove, and are provided with a fixture in this side arm, and this fixture is in order to plug to this holddown groove.

Aforesaid bayonet connector, the fixed arm of wherein said side arm is provided with at least one projection, and in first flat part of this positioning seat be provided with one with the corresponding button hole of described projection.

Aforesaid bayonet connector, wherein this button hole can be arranged on second flat part on demand.

Aforesaid bayonet connector, the moveable arm of wherein said side arm is provided with a retainer, and this retainer extends from this moveable arm top and bending is provided with downwards.

The end that aforesaid bayonet connector, the moveable arm of wherein said side arm are not connected with this fixed arm is provided with a stop part.

Aforesaid bayonet connector, wherein the weld part of this positioning seat is provided with a fixing hole, combines with this circuit board in the scolding tin mode for the fixing hole of this positioning seat.

Aforesaid bayonet connector wherein forms a gap between first flat part of this positioning seat, kink and second flat part, this gap is slightly larger than the height and the thickness of this fixed arm, and this fixed arm can be moved up and down in the gap.

In sum, compared with prior art, bayonet connector of the present utility model utilizes the fastening of positioning seat and side arm, allow bayonet connector can adjust the angle of conducting terminal and circuit board automatically, and the welding ends of conducting terminal and the weld part of positioning seat can be kept at grade, to reach firm welding conducting terminal and circuit board and to promote the effect of the electrical connection quality of bayonet connector.

Description of drawings

Fig. 1 is the stereo appearance figure of existing bayonet connector;

Fig. 2 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 3 is the element exploded view of the utility model preferred embodiment;

Fig. 4 is the side arm and the local enlarged diagram of positioning seat of the utility model preferred embodiment;

Fig. 5 A is another angle schematic perspective view of the utility model preferred embodiment;

Fig. 5 B is the vertical view of the utility model preferred embodiment;

Fig. 6 is along A-A ' direction sectional view among Fig. 2;

Fig. 7 is the bayonet connector of the utility model preferred embodiment and the schematic diagram of electronic cards combination.

The main element label declaration:

The utility model:

1, insulation shell 11, holddown groove 12, slot

13, conducting terminal 2, side arm 21, moveable arm

211, retainer 212, stop part 22, fixed arm

221, projection 23, fixture 3, positioning seat

31, weld part 311, fixing hole 32, first flat part

321, button hole 33, kink 34, second flat part

4, electronic cards 41, semicircular recess 5, circuit board

Embodiment

Further feature of the present utility model and specific embodiment can further obtain understanding in the detailed description of following conjunction with figs..

See also shown in Fig. 2 to Fig. 5 B, the bayonet connector of the utility model preferred embodiment comprises: an insulation shell 1, plug together in two side arms 2 of this insulation shell 1 both sides and the positioning seat 3 that is fastened on described side arm 2, wherein, this insulation shell 1 is provided with the slot 12 that subcard 4 pegs graft of can powering, ccontaining a plurality of conducting terminals 13 in this slot 12, and be respectively equipped with a holddown groove 11 in the both sides of this insulation shell 1; And described side arm 2 comprises a moveable arm 21 and a fixed arm 22 respectively, and wherein this moveable arm 21 and fixed arm 22 are integral structure, and this moveable arm 21 is in order to this electronic cards 4 of snap close (seeing also shown in Figure 7); Described positioning seat 3 comprises second flat parts 34 that a weld part 31, one first flat part 32, are extended by this kink 33 by these first flat part, 32 upwardly extending kinks 33 and respectively downwards, and wherein said positioning seat 3 is interlocked with corresponding described fixed arm 22 respectively.

Wherein, the moveable arm 21 of this side arm 2 is provided with a retainer 211, this retainer 211 extends from these moveable arm 21 tops and bending is provided with downwards, and this fixed arm 22 is provided with a projection 221 at least, and in first flat part 32 of this positioning seat 3 be provided with one with these projection 221 corresponding button holes 321, wherein this button hole 321 can be arranged on second flat part 34 (not shown) on demand, this side arm 2 can be provided with a fixture 23, this fixture 23 (sees also shown in Figure 3) in order to plug to the holddown groove 11 of this insulation shell 1, and the weld part 31 of this positioning seat 3 is provided with a fixing hole 311, combines (see also Fig. 5 B shown in) by the scolding tin means with this circuit board 5 for it.

Please consult Fig. 3 to Fig. 7 simultaneously, bayonet connector compound mode of the present utility model is as follows:

At first, see also Fig. 3 and shown in Figure 4, the fixture 23 of this side arm 2 is plugged to the holddown groove 11 of insulation shell 1 both sides, then this positioning seat 3 is placed on from top to bottom the fixed arm 22 of this side arm 2, and moveable arm 21 in the present embodiment is provided with a stop part 212, when this stop part 212 is plugged to the conducting terminal 13 of this insulation shell 1 for this electronic cards 4, this moveable arm 21 will be subjected to the compressing of this electronic cards 4 and outwards eject, this moment is spacing by the sidewall of fixed arm 22 and this stop part 212, can limit this moveable arm 21 move left and right.

Please consult Fig. 5 A and shown in Figure 6 simultaneously, when positioning seat 3 is sheathed with this fixed arm 22, the projection 221 of this fixed arm 22 is interlocked with the button hole 321 of this positioning seat 3, and formation one gap between first flat part 32 of this positioning seat 3, kink 33 and second flat part 34, this gap is slightly larger than the height and the thickness of this fixed arm 22, this fixed arm 22 can be moved up and down in the gap, and utilize the projection 221 of this fixed arm 22 and the button hole 321 of positioning seat 3 to fasten, limit moving forward and backward of fixed arm 22 by this, and can stop positioning seat 3 to come off from fixed arm 22.

See also Fig. 5 B and shown in Figure 7, put after bayonet connector combination of the present utility model is finished and be arranged on the circuit board 5, it is by fixed arm 22 and these positioning seat 3 formed gaps, fixed arm 22 and positioning seat 3 are vertically adjusted its position, the welding ends of this conducting terminal 13 and the weld part 31 of this positioning seat 3 are kept at grade, then use scolding tin to inject the fixing hole 311 of this positioning seat 3 and the welding ends of conducting terminal 13, so, conducting terminal 13 firmly can be welded on the circuit board 5, with the electrical connection quality of lifting bayonet connector, and reach convenience with assembling and the effect that promotes qualification rate.And after this bayonet connector and 5 welding of this circuit board, electronic cards 4 can be plugged in the slot 12 of insulation shell 1, and use the retainer 211 of the moveable arm 21 of insulation shell 1 both sides to be held in the semicircular recess 41 of this electronic cards 4, this electronic cards 4 can firmly be electrically connected with this conducting terminal 13.

In sum, according to the content that is above disclosed, the utility model it utilize positioning seat to be sheathed on the fixed arm of side arm, and make fixed arm can vertically adjust the position, the welding position that makes the welding ends of this conducting terminal and this positioning seat by this at grade, allow conducting terminal firmly be welded on the circuit board, and reach convenience with assembling and the effect that promotes yield.

The above person only is preferred embodiment of the present utility model, the impartial design variation of being done according to the utility model claim such as, and the technical scope that all should be this case is contained.

Claims

1. a bayonet connector is characterized in that, this connector comprises:

One insulation shell is provided with the slot that a power supply subcard is pegged graft, ccontaining a plurality of conducting terminals in this slot;

Two side arms comprise a moveable arm and a fixed arm respectively, and wherein this moveable arm and fixed arm are integral structure, and this moveable arm can this electronic cards of snap close; And

Two positioning seats comprise a weld part, one first flat part, respectively by a upwardly extending kink of this first flat part and second flat part by the downward extension of this kink;

Wherein, described side arm is arranged at this insulation shell both sides respectively, and described fixed arm can be interlocked with described positioning seat respectively up or down.

2. bayonet connector as claimed in claim 1 is characterized in that the both sides of this insulation shell are respectively equipped with a holddown groove, and described side arm respectively is provided with a fixture, and described fixture corresponding inserted is to described holddown groove.

3. bayonet connector as claimed in claim 1 is characterized in that the fixed arm of described side arm is provided with at least one projection, first flat part of described positioning seat be provided with one with the corresponding button hole of described projection.

4. bayonet connector as claimed in claim 3 is characterized in that described button hole is arranged on second flat part.

5. bayonet connector as claimed in claim 1 is characterized in that the moveable arm of described side arm is provided with a retainer, and this retainer extends from this moveable arm top and bending is provided with downwards.

6. bayonet connector as claimed in claim 1 is characterized in that, the end that the moveable arm of described side arm is not connected with this fixed arm is provided with a stop part.

7. bayonet connector as claimed in claim 1 is characterized in that the weld part of described positioning seat is provided with a fixing hole, and the fixing hole of this positioning seat combines with this circuit board in the scolding tin mode.

8. bayonet connector as claimed in claim 1 is characterized in that, forms the gap that this fixed arm can be moved up and down between first flat part of this positioning seat, kink and second flat part, and this gap is greater than the height and the thickness of this fixed arm.