CN2746584Y

CN2746584Y - Electronic card connector

Info

Publication number: CN2746584Y
Application number: CNU2004200845940U
Authority: CN
Inventors: 高辉; 田劲松
Original assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Current assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Priority date: 2004-08-10
Filing date: 2004-08-10
Publication date: 2005-12-14
Anticipated expiration: 2014-08-10
Also published as: WO2006020715A1

Abstract

The utility model discloses an electronic card connector, contain a metal casing, an insulator, and a plurality of receipts are arranged in the conductive terminal in the insulator. The metal shell side wall has a pin joint part and at least one clamping part on both sides of one end. The two sides of the insulating body are provided with corresponding pin joint seats and clamping grooves. The pin joint seat is provided with a first pin joint groove for accommodating the pin joint part and a second pin joint groove which penetrates through the lower surface of the insulating body. The clamping portion is provided with a convex block protruding towards the inner side of the shell, the clamping groove comprises a first clamping groove and a second clamping groove, and a chamfer is arranged between the first clamping groove and the second clamping groove. When the clamping part is accommodated in the first clamping groove, the metal shell can be freely pivoted with the insulating body, when the lug is pushed from the first clamping groove to the second clamping groove to cross the chamfer and is accommodated in the second clamping groove, the lug can tightly abut against the wall of the second clamping groove, and the clamping part tightly abuts against the chamfer, so that the metal shell is locked on the insulating body. The utility model has the advantages of stable pin joint and no damage to the insulating body.

Description

Electronic card coupler

Technical field

The utility model is about a kind of electronic card coupler, refers in particular to a kind of electronic card coupler that is applied in information or communication apparatus inside.

Background technology

Along with the development of information technology, personal communication apparatus such as mobile phone obtain application more and more widely.Wherein as the electronic cards of user identity identification, realize and being electrically connected of circuit board by an electronic card coupler.Correlation technique can be with reference to United States Patent (USP) the 5th, 996, and No. 891, it discloses a kind of electronic card coupler commonly used.Shown in Fig. 1 a, 1b, this connector 8 comprises the pin connected assembly 82 of a loam cake 80, a contact module 81 and this loam cake 80 of pivot joint and contact module 81.This pin connected assembly 82 comprises the articulated section 821 that is arranged at loam cake 80 1 end both sides of symmetry and extends the pin joint seat 822 of contact module 81 1 end both sides.This pin joint seat 822 is provided with two and articulates

groove

823a, 823b, reaches one at this two crosspiece 823c that articulates between groove 823a, the 823b.This articulated section 821 can be tried hard to recommend outside and moving change the position articulating between

groove

823a, 823b down, thus can keep supplying cover 80 with contact module 81 to rotate freely or to lock the dual mode pivot joint.

Because the pivot joint groove of such electronic card coupler is located at the pin joint seat outside, the articulated section only depends on self inside inertia force to be stuck in the groove, thereby the mode that holds is simple and the power that holds is less.Influence down that loam cake is easy to disengaging with contact module extraneous factor such as being collided, cause electronic cards to contact with the bad of terminal.Obviously be difficult to satisfy and stablize the demand of communication, thereby need improvement badly.

The utility model content

The purpose of this utility model just is to provide a kind of electronic card coupler, and it can make stable being electrically connected between electronic cards and circuit, provides necessary assurance for realizing high communication quality.

For achieving the above object, the utility model electronic card coupler adopts following technical scheme, and it comprises: a metal shell, one and the insulating body that articulates of this metal shell, and a plurality of conducting terminals that place in this insulating body.

Two walls that metal shell has a loam cake and protrudes out from this loam cake both sides approximate vertical, sidewall one end both sides are provided with the articulated section, and at least one Access Division.The corresponding end both sides of insulating body are provided with pin joint seat, and buckling groove.Pin joint seat is provided with the pivot connected slot that holds the articulated section, and this pivot connected slot comprises first pivot connected slot by pin joint seat one end, and second pivot connected slot that is communicated with it.One of them connects this first pivot connected slot and second pivot connected slot to the insulating body lower surface.Buckling groove then comprises first buckling groove and second buckling groove, and a chamfering between first buckling groove and second buckling groove.

The Access Division has protruded out projection to the housing inboard, and metal shell can freely articulate with insulating body when the Access Division is contained in first buckling groove, when the Access Division is advanced to second buckling groove by first buckling groove, when projection is contained in second buckling groove.The Access Division chamfering of can closely conflicting, thereby and the projection second buckling groove cell wall of can closely conflicting metal shell is locked in insulating body.

The beneficial effect of the utility model electronic card coupler is: simplicity of design articulates stable.And the fashionable not extruding insulation of articulated section group body can guarantee and effectively the electrically contacting of electronic cards, for high communication quality provides necessary guarantee.

Description of drawings

Schematic diagram when Fig. 1 (a) is an existing electronic card coupler open mode;

Fig. 1 (b) is the schematic diagram during the electronic card coupler closed condition among Fig. 1 (a);

Fig. 2 is the stereogram of the utility model electronic card coupler one preferred embodiment;

Fig. 3 is the stereogram of the insulating body of electronic card coupler shown in Figure 2;

Stereogram when Fig. 4 is electronic card coupler shown in Figure 2 locking;

Fig. 5 is the stereogram of another preferred embodiment of the utility model electronic card coupler;

Fig. 6 is the stereogram that one of electronic card coupler shown in Figure 5 articulates earth terminal.

The number in the figure explanation:

1 electronic card coupler, 10 housings

101 insertion ends, 102 pivot ends

11 loam cakes, 111 shell fragments

12 sidewalls, 121 articulated sections

122 Access Divisions, 1220 projections

13 receiving spaces

20 insulating bodies, 201 upper surfaces

21 transverse parts, 211 conducting terminal accepting grooves

22 arms, 221 pin joint seats

222 pivot connected slot 222a, first pivot connected slot

222b second pivot connected slot 223 buckling grooves

The 223a first buckling groove 223b second buckling groove

The 223c chamfering

30 conducting terminals

40 articulate earth terminal

Embodiment

For ease of better understanding the utility model, now in conjunction with the accompanying drawings a preferred embodiment of the present utility model is described in detail as follows:

As shown in Figure 2, the utility model electronic card coupler 1 comprises a metal shell 10, an insulating body 20 that can articulate with this metal shell 10, and placing a plurality of conducting terminals 30 in this insulating body 20, this insulating body 20 can be arranged on the circuit board (not shown).

This metal shell 10 comprises a loam cake 11 and from the two side 12 that these loam cake 11 both sides approximate vertical protrude out, can supply an electronic cards (not icon) to be inserted to pivot end 102 by insertion end 101, and form the ccontaining receiving space 13 of a power supply subcard.

These loam cake 11 about center can make electronic cards keep the location to the pushing that pivot end 102 is extended with two shell fragments, 111, two shell fragments 111, can not influence and conducting terminal 30 stability in contact because of arbitrarily moving.

Two side 12 is respectively equipped with an articulated section 121 at pivot end 102, also be extended with an Access Division 122 with loam cake 11 plane almost parallels in addition on the sidewall 12, and Access Division 122 is formed with a projection 1220 near insertion end 101 ends.

Please in conjunction with Fig. 3, insulating body 20 roughly is rectangle, and wherein the middle part is provided with a plurality of conducting terminal accepting grooves 211, is used to accommodate corresponding conducting terminal 30.Both sides one end is a pin joint seat 221, and its outside respectively is provided with a pivot connected slot 222.Pivot connected slot 222 comprises two parts, near pin joint seat 221 1 ends is the first pivot connected slot 222a, another then is the second pivot connected slot 222b, and the second pivot connected slot 222b connects the lower surface 201 to insulating body 20, thus can for articulated section 121 from bottom to top directly group go into pivot connected slot 222.Corresponding with the Access Division 122 on the metal shell 10, two arms 22 are by being provided with buckling groove 223 relatively away from pivot end 102 1 ends.Buckling groove 223 comprises from the first darker buckling groove 223a of arm 21 lateral sunken insides, and the more shallow second buckling groove 223b of depression, and the second buckling groove 223b protrudes out a chamfering 223c to the first buckling groove 223a side.

Articulated section 121 as Fig. 2 is contained in the first pivot connected slot 222a, and this moment, metal shell 10 can rotate freely with respect to insulating body 20, for freely articulating state.Under this state metal shell 10 is threaded to covering insulating body 20 positions, Access Division 122 is contained in the first buckling groove 223a.The application of force is advanced into the second pivot connected slot 222b with articulated section 121 by the first pivot connected slot 222a, and Access Division 122 is reach thereupon also, and fixture block 1220 slips over chamfering 223c and enters the second buckling groove 223b.The second buckling groove 223b cell wall because fixture block 1220 is closely conflicted, and 122 tight conflict chamfering 223c places, Access Division, thus enough interference effects produced, so being fastened on insulating body 20, metal shell 10 lockables can not throw off, articulate for locking this moment.

Fig. 5 is the stereogram of the electronic card coupler 1 ' of another preferred embodiment of the utility model, this electronic card coupler 1 ' more last embodiment mainly increases by a pivot joint earth terminal 40 that is coated on the pin joint seat 212 ' of insulating body 20 ', and it can contact and the filtering electromagnetic interference with metal shell 10 '.

The two side 12 ' of the metal shell 10 ' of this electronic card coupler 1 ' is respectively equipped with an articulated section 121 ' at pivot end, its loam cake 11 ' locates to extend relatively an auxiliary articulated section 123 ' at pivot end 102 ' near two side 12 ', should assist articulated section 123 ' after loam cake 11 ' extends one section, it is near the approximate vertical bending again of two side 12 ' side.Respectively be provided with the first pivot connected slot 213a ', the second pivot connected slot 213b ' on outer, the inboard of the pin joint seat 212 ' of insulating body 20 ' and accommodate articulated section 121 ' and auxiliary articulated section 123 '.

Please in conjunction with Fig. 6, articulating earth terminal 40 is a bending sheet metal, have weld part 41, the pivot joint alar part 42 of this weld part 41 1 side approximate vertical extension, and certainly relative opposite side certainly that can be soldered on the circuit board (not icon) and bend the holding parts 43 that extends in the same way with pivot joint alar part 42.Articulate alar part 42 and be provided with first pivoted hole 420 and second pivoted hole 421 of connection in the middle part approximately, to be through to weld part 41 be a transition passage 422 to this second pivoted hole 421 certainly.This transition passage 422 is slightly narrow than second pivoted hole 421, so can enter second pivoted hole 421 under the user promotes for articulated section 121.Can the conflict holding slot (not shown) that is positioned at pin joint seat 212 ' lower surface of holding parts 43 produce to be interfered and is made and articulates the earth terminal 40 stable pin joint seats 212 that are coated on.

The utility model also can adopt first pivot connected slot to connect to the insulating body lower surface, the mode that second pivot connected slot does not connect (articulates earth terminal as using, then its pivoted hole shape should cooperate the shape of pivot connected slot and changes), promptly the articulated section is gone into by first pivot connected slot below group.It is simple that electronic card coupler of the present utility model articulates mode, so has stable pivot joint effect, and easy to assemblyly can not cause its distortion by the extruding insulation housing, guaranteed the effective electric connection with electronic cards.

Technology contents of the present utility model and technical characterstic disclose as above, yet are familiar with this area The technical staff still may be based on teaching of the present utility model and announcement and make all this realities that do not deviate from Replacement and modification with novel spirit. Therefore, protection domain of the present utility model should be not limited to reality Execute the content that example discloses, and should comprise various do not deviate from replacement of the present invention and modifications, and be The present patent application claim contains.

Claims

1. electronic card coupler has a metal shell, one and the insulating body that articulates of this metal shell, and a plurality of conducting terminals that are arranged at this insulating body; Two walls that metal shell has a loam cake and protrudes out from this loam cake both sides approximate vertical; Described metal shell sidewall one end both sides are provided with the articulated section, and the corresponding end both sides of insulating body are provided with pin joint seat; It is characterized in that: described pin joint seat is provided with one and holds the pivot connected slot of articulated section, and this pivot connected slot comprises first pivot connected slot by pin joint seat one end, and the second logical pivot connected slot of Qi Even of Yu; Connect to this insulating body lower surface one of in this first pivot connected slot and second pivot connected slot.

2. electronic card coupler as claimed in claim 1 is characterized in that: described metal shell sidewall is provided with at least one Access Division, and described insulating body both sides are provided with corresponding buckling groove.

3. electronic card coupler as claimed in claim 2 is characterized in that: described Access Division has protruded out projection to the inside, and described buckling groove comprises first buckling groove and second buckling groove, and a chamfering between between this first and second buckling groove.

4. electronic card coupler as claimed in claim 3 is characterized in that: the described Access Division chamfering of can closely conflicting, this projection second buckling groove cell wall of can closely conflicting, and metal shell is locked in insulating body.

5. electronic card coupler as claimed in claim 1 is characterized in that: it comprises that also one articulates earth terminal, and this pivot joint earth terminal can be coated on the pin joint seat of insulating body, and articulates for metal shell jointly.

6. electronic card coupler as claimed in claim 5 is characterized in that: described pin joint seat one side be provided with pin joint seat on the corresponding pivoted hole of pivot connected slot shape.