CN2682608Y

CN2682608Y - Electric connector

Info

Publication number: CN2682608Y
Application number: CNU200320110828XU
Authority: CN
Inventors: 张驰
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2003-11-11
Filing date: 2003-11-11
Publication date: 2005-03-02
Anticipated expiration: 2013-11-11

Abstract

The utility model discloses an electric connector which can be electrically connected with an electronic card and comprises an isolation body, a plurality of conductive terminals gathered in the isolation body and a locking element assembled on the isolation body. The isolation body is provided with a gathering cavity for gathering the electronic card. The locking element comprises an installation part assembled on the isolation body, a locking part fastened with the electronic card and a middle part positioned between the locking part and the installation part. The middle part comprises a vertical elastic-wall, a first baffling part extending from one end of the elastic-wall, which is adjacent to the installation part, and a second baffling part extending backward from one end of the elastic-wall, which is adjacent to the locking part. The first baffling part is provided between the second baffling part and the elastic-wall. The first baffling part can prevent the elastic-wall from excessively elastic bending inward. The second baffling part can prevent the elastic-wall from excessively elastic bending outward. Meanwhile, the first baffling part and the second baffling part has the simple design. The punch forming is convenient.

Description

Electric connector

[technical field]

The utility model is relevant a kind of electric connector, refers to a kind of bayonet connector with catch member especially.

[background technology]

Bayonet connector is in order easily to insert swimmingly with low insertion force when electronic cards is inserted, the conducting terminal of this bayonet connector adopts particular design, do not produce interference effect at the beginning of making the electronic cards insertion, behind electronic cards switching certain angle, really contact again, reach the effect of low insertion force, and have the effect that reduces the bayonet connector height simultaneously.In addition,, must further fasten,, therefore, on this kind bayonet connector, generally be equipped with locker to avoid electronic cards because of the elastic force influence that is subjected to external force or terminal breaks away from both allocations because after electronic cards switching one angle.

Locker of the prior art has two kinds usually, and a kind of locker for being mixed and made into plastics and metal material sees also the United States Patent (USP) announced on May 27th, 1997 the 5th, 632, No. 640.These lockers, its plastic body is formed with the buckling parts that is used to fasten electronic cards, and be shaped on the insulating body of electric connector, the metal material body portion is formed with the portion of triping that electronic cards is triped of being used for, and becomes the outer individual member that is added on insulating body.But, though this existing design has preferable elasticity and intensity, however often excessive because of artificial improper use or operating physical force, and the destruction of causing locker.Another kind of locker for being stamped to form by metal plate sees also in No. the 6th, 027,357, the United States Patent (USP) of bulletin on April 22nd, 2000.This kind locker has advantages such as good springiness, volume are little, and complex structure, punch forming difficulty are big, the more high shortcoming of manufacturing cost yet this kind catch member also has.

Therefore, necessary design a kind of simple in structure, moulding is easy, elasticity is good and have the locker of elastic bending protective device.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, and it has simple in structure, the easy catch member of moulding.

For achieving the above object, the utility model adopts following technical scheme: a kind of electric connector, can electrically connect with electronic cards, and it comprises insulating body, be contained in the plurality of conductive terminals in the insulating body and be assembled in catch member on the insulating body.This insulating body is provided with one in order to accommodate the host cavity of electronic cards.Each conducting terminal includes the contact site that extends in the host cavity.This catch member is to be formed by the metal integrated punching, it comprise the installation portion that is assembled on the insulating body, with the interlock latch part of holding and be positioned at installation portion and the pars intermedia of latch part centre of electronic cards.This pars intermedia includes second stop section that an end of the close latch part of first stop section that an end of the close installation portion of vertical elastic wall, own elasticity wall extends and own elasticity wall extends back, first stop section is between second stop section and elastic wall, this first stop section can prevent inwardly excessively elastic bending of elastic wall, and this second stop section can prevent outwards excessively elastic bending of elastic wall.

Compared with prior art, the utility model electric connector has following beneficial effect: it is by being provided with first and second stop section in pars intermedia, thereby can prevent that elastic wall from wrecking because of excessively inside, outside elastic bending, simultaneously, the project organization of first and second stop section is simple, moulding easy, be convenient to production.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of first embodiment of the utility model electric connector, and wherein a catch member is unassembled on electric connector.

Fig. 2 is that the part of electric connector shown in Figure 1 enlarges stereogram.

Fig. 3 is the vertical view of catch member shown in Figure 1.

Fig. 4 is the end view of catch member shown in Figure 1.

Fig. 5 is second embodiment of the utility model electric connector.

[embodiment]

See also Fig. 1 and shown in Figure 5, the utility model electric connector 1 can be installed on the circuit board (not shown), the subcard (not shown) of can powering inserts, its include the lengthwise configuration insulating body 10, be contained in the plurality of conductive terminals 20 in the insulating body 10 and be assembled in pair of catches element 30 on the insulating body 10.This firmly is held on its fixed position in order to the electronic cards that will insert electric connector 1 catch member 30.

See also shown in Figure 1ly, installed surface 12 that lengthwise insulating body 10 includes interface 11, be connected with interface 11 and being used for of being recessed to form on the longitudinally of interface 11 are accommodated the host cavity 13 of the root edge of electronic cards.Be provided with the fool proof projection 130 that prevents that electronic cards from mispluging in the asymmetric position of host cavity 13.Insulating body 10 also is provided with upper and lower two rows that communicate with host cavity 13 and accommodates conduit (not label).Plurality of conductive terminals 20 is contained in upper and lower row respectively and accommodates in the conduit, and wherein each conducting terminal 20 includes and extends into the contact site 21 in the host cavity 13 and be positioned at weld part 22 on the installed surface 12.These contact sites 21 can electrically connect with the welding gasket of being located on the electronic cards, but these weld part 22 surface mount electrically conduct in the welding gasket of circuit board and with circuit on the circuit board, thereby reach signal transmission between circuit board and electronic cards by electric connector 1.Opposite end in the interface 11 of insulating body 10 is equipped with a holding slot 14.

Consult shown in Figure 1ly, each catch member 30 is to be formed by metal lamellar body integrated punching, and it includes the pars intermedia 32 that the installation portion 31 that is contained in the holding slot 15, the latch part that cooperates with electronic cards 33 reach between latch part 33 and installation portion 31.This installation portion 31 is provided with and somely is immobilizated in hangnail 310 in the holding slot 15 in order to interference.

See also Fig. 2 to shown in Figure 4, this pars intermedia 32 includes the elastic wall 320, the inside horizontal-extending of own elasticity wall 320 1 ends of a vertical sheet and the fixed part 322 that extends forward with the connecting portion 321 of installation portion 31 one connection, from connecting portion 321, from first stop section 323 that fixed part 322 extends forward and second stop section 324 that extends internally of the relative other end of own elasticity wall 320.In being provided with a ribs 3200 in order to the intensity of strengthening elastic wall 320 near the upper limb of this elastic wall 320, thereby make elastic wall 320 when being subjected to bigger outer power, be unlikely to be destroyed.This fixed part 322 is tabular, but its surface mount on the circuit board with guarantee catch member 30 only can be in 322 allowed bands of fixed part elastic bending deflection, the weld part 22 with conducting terminal 20 reliably is installed on electric connector 1 on the circuit board simultaneously.First stop section 323 is a vertical lamellar body, and its end is formed with one to the butting section 3230 of elastic wall 320 directions bending, and 320 of this butting section 3230 and elastic walls have a gap.When the inside elastic bending certain distance of elastic wall 320, butting section 3230 can be abutted together to prevent that elastic wall 320 is damaged because of excessive elastic bending with elastic wall 320.Second stop section 324 is a horizontal lamellar body, and the inboard that it extands rearward to the first vertical stop section 323 makes first stop section 323 between the elastic wall 320 and second stop section 324.When the outside elastic bending certain distance of elastic wall 320, thereby this second stop section 324 can be resisted against and prevents on first stop section 323 that elastic wall 320 is damaged because of excessive elastic bending.The design of first stop section 323 and second stop section 324 is simple in structure than prior art, moulding easy, be convenient to production.This latch part 33 include in the upper limb of elastic wall 320 bend inwards the pressure section 331 of " V " shape of extending and own elasticity wall 320 forward, the holding part 332 of " U " shape of extending of bending inwards.This pressure section 331 has a guid arm 3310.

See also shown in Figure 5ly, second embodiment of the present utility model and first embodiment shown in Figure 1 are roughly the same, and two embodiment differences are the relative position difference of the installation portion 31 of catch member 30.Wherein the installation portion 31 of the catch member 30 among second embodiment is that own elasticity wall 320 extends back and forms, and the holding slot of accommodating installation portion 31 14 of the insulating body 10 among corresponding second embodiment also changes vertical slots into.

Electric connector 1 is inserted in the electronic cards tiltable, and the root edge of electronic cards is contained in the host cavity 13, and the apical margin of electronic cards is positioned at the top of catch member 30 simultaneously.Pull electronic cards downwards, catch member 30 relies on electronic cards to act on the outside elastic bending of pressure on the guid arm 3310, subsequently, holding part 332 matches with the recess of being located at the electronic cards edge, pressure section 331 is resisted against on the upper surface of electronic cards, like this, electronic cards just firmly is fastened between two catch member 30.

Claims

1. electric connector, can electrically connect with electronic cards, it comprises insulating body, be contained in the plurality of conductive terminals in the insulating body and be assembled in catch member on the insulating body, this insulating body is provided with one in order to accommodate the host cavity of electronic cards, each conducting terminal includes the contact site that extends in the host cavity, this catch member is to be formed by the metal integrated punching, it comprises the installation portion that is assembled on the insulating body, with electronic cards interlock the latch part of holding and be positioned at installation portion and latch part in the middle of pars intermedia, it is characterized in that: this pars intermedia includes vertical elastic wall, one end of the close installation portion of own elasticity wall extends first stop section and second stop section that extends back of an end of the close latch part of own elasticity wall forward, first stop section is between second stop section and elastic wall, this first stop section can prevent inwardly excessively elastic bending of elastic wall, and this second stop section can prevent outwards excessively elastic bending of elastic wall.

2. electric connector as claimed in claim 1 is characterized in that: first stop section is a vertical lamellar body, and its end is formed with and colludes the shape butting section.

3. electric connector as claimed in claim 1 is characterized in that: second stop section is a horizontal lamellar body.

4. electric connector as claimed in claim 1 is characterized in that: the upper limb in elastic wall dashes the ribs that is provided with a reinforcement elastic wall intensity.

5. electric connector as claimed in claim 1 is characterized in that: catch member also includes the connecting portion of own elasticity wall horizontal-extending and connection portion and the fixed part that extends forward from connecting portion, and this fixed part is that surface mount is on circuit board.

6. electric connector as claimed in claim 5 is characterized in that: first stop section is to extend forward from fixed part to form.

7. electric connector as claimed in claim 1, it is characterized in that: described latch part comprises that own elasticity wall upper limb bending is extended and the pressure section that forms and own elasticity wall bend forward and the holding part that forms, and this holding part can match with the groove of being located at the electronic cards edge.