CN201387952Y - Memory card electric connector - Google Patents

Abstract

The utility model discloses a memory card electric connector which comprises a conductive terminal group, a seat body and a metal shell covering the periphery, wherein the conductive terminal group consists of a signal terminal and a switch terminal, and is integrally punched through a material belt, the conductive terminal group is formed on the seat body through embedding the front section of the conductive terminal group, a groove is arranged on the rear surface of the seat body, buckles are arranged on two sides of the groove, the rear section of the conductive terminal group is provided with a retaining plate through the prefabricated formation, and horizontally exposes outside the seat body, the two side edges of the retaining plate are provided with buckle grooves, the rear section of the conductive terminal is perpendicularly downwards bent and held in the groove, and the conductive terminal is fixed through the buckling of the retaining plate buck grooves with the buckles in the groove, thereby forming an electric connector for inserting a memory card, the bad problems of unsoldering, rosin joint and or soldering short-circuit and the like during the production process can be solved, and the cost expenditure is saved.

Description

The memory card electric connector

Affiliated technical field

The utility model relates to a kind of memory card electric connector, especially a kind ofly is used for being used on the notebook memory card electric connector of getting online without being tethered to a cable.

Background technology

Along with the growing and people of the computer technology office of going out is more and more frequent, the electronic equipment of carrying also becomes more and more popular such as notebook, the development of the technology of correspondingly getting online without being tethered to a cable has solved the indulging in the internet of mobile office, wherein utilizes wireless Internet card to add a subscriber identification card and has realized wireless Internet access truly.During concrete the use, subscriber identification card is inserted wireless network card (wide area network) go up in the corresponding SIM slot (connector) of GPRS Modem of corresponding pcmcia card or CF card, be inserted into wireless network card on the notebook brain brain again and install software just can be got online without being tethered to a cable.

Above-mentioned memory card electric connector, because its excessive height, and adopt two-piece type to make up, memory card electric connector 100 as shown in Figure 1, system is by first insulating body 1 that is equiped with some first conducting terminals 2, be equiped with second insulating body 3 of some second conducting terminals 4 and with first, second insulating body 1,3 metal shells that couple together 5 are formed, wherein, second insulating body, 3 lids are connected on first insulating body 1, first conducting terminal, 2 contact jaws engage during by the side of welding with second conducting terminal, 4 tail ends, to realize signal communication, and because of the weld gap limited, sealing-off often takes place in welding process, the rosin joint phenomenon, or, the product fraction defective is promoted because of welding causes short circuit etc. bad, the transmission of product signal is unstable, influences follow-up electronic product and uses.

Above-mentioned in addition memory card connector cost is higher, and conducting terminal and insulating body must need four die sinkings by post forming, must have additional a plurality of assembly programs in the middle of it, increase the production cost expenditure greatly.

Therefore this creation is necessary it is carried out improvement design at existing technical deficiency of above-mentioned memory card electric connector and defective in fact.

Summary of the invention

Main purpose of the present utility model is to provide a kind of memory card electric connector, with the conducting terminal group one-body molded through again with the pre-molded formation overall structure of pedestal, to overcome original product when welding undesirable element, improve the quality of product.

Another purpose of the present utility model is to provide a kind of memory card electric connector, through one-body molded to reduce processing procedure assembling operation program, to enhance productivity.

A purpose more of the present utility model is to provide a kind of memory card electric connector, this memory card connector expenditure of controlling cost.

The utility model above-mentioned purpose and the technical scheme of dealing with problems are to realize like this, a kind of memory card electric connector, by conducting terminal group, pedestal and the peripheral metal shell of coating, the conducting terminal group is by strip one punch forming, and definition has leading portion and back segment, integrated conducting terminal group is fixed on the pedestal through embedding its leading portion, has the fixed head of a fixed conductive terminals group back segment with pedestal moulding simultaneously, described pedestal is provided with the groove of accommodating conducting terminal group back segment, is provided with the buckle of holding fixed head with the one-body molded button of back segment in groove two sides.

From the above, it is obvious that memory card electric connector and the existing structure that the utility model provides compared advantage: by the conducting terminal group is designed to integral structure, be fixed on pedestal and the fixed head through once embedding, can solve interlude failure welding factor, reduce unnecessary processing procedure operation, reduce the die sinking expense, save production cost and man-hour.

Description of drawings

Fig. 1 is a known memory card electric connector perspective view;

Fig. 2 is the utility model memory card electric connector stereogram;

Fig. 3 is the one-body molded schematic perspective view of the utility model memory card electric connector conducting terminal group;

Fig. 4 is that the utility model conducting terminal group is through embedding the integrated injection molding schematic diagram;

Fig. 5 is the schematic perspective view of another angle of Fig. 4;

Fig. 6 is fixed in the pedestal schematic diagram for the rear end bending of the utility model conducting terminal group; And

Fig. 7 is installed on stereogram on the circuit board for the utility model memory card is electrically connected.

Known techniques:

The 100-memory card connector, 1-first insulating body, 2-first conducting terminal, the 3-second insulating body 4-first conducting terminal, 5-metal shell

Utility model:

200-memory card electric connector, 10-metal shell, 11-button hole, 20-pedestal, 21-upper surface 211-slot, the 212-breach, 22-rear surface, 221-groove, 23-projection, 24-rib 241-guiding face, 25-buckle, 26-side 261-fixture block, 30-conducting terminal group, 31-switch terminal 32-signal terminal, 311, the 321-elastic contact part, 33-leading portion, 34-back segment, the 35-weld part, 40-fixed head, 41-substrate, 42-draw-in groove, the 43-inclined-plane, 50-strip, 51-bridge, 60-circuit board.

Embodiment

Be better to understand and understanding the purpose of this utility model, technical characterictic and effect thereof, now for embodiment and be described with reference to the accompanying drawings as after.

See also shown in Figure 2ly, the utility model memory card electric connector 200 is that the metal shell 10 that embeds the pedestal 20 and the fixed head 40 of moulding by conducting terminal group 30, with conducting terminal group 30 and be coated on pedestal 20 surfaces is formed.

As shown in Figure 3, conducting terminal group 30 is to be formed by metal material belt 50 integrated punchings, this conducting terminal group 30 includes one group of switch terminal 31 and several signal terminals 32, be connected conducting terminal group 30 formation one monolithic construction by bridge 51 between the terminal, conducting terminal group 30 tools are provided with the elastic contact part 311,321 of perk, are the boundary with dotted portion among the 3rd figure, understand for ease of explanation, conducting terminal group 30 marks are provided with 33 parts are defined as leading portion, mark is established 34 parts and is defined as the back segment part.

See also shown in Figure 4, one-body molded conducting terminal group 30 is injected via preformed, one-body molded have pedestal 20 and a fixed head 40, pedestal 20 is a case structure, 21 moulding of pedestal 20 upper surfaces are provided with the slot 211 that memory card is planted, when one-body molded, conducting terminal group 30 leading portions 33 are fixed on the pedestal 30, its back segment 34 parts expose to outside the pedestal 30, and described fixed head 40 is retained on conducting terminal 30 back segments 34, described conducting terminal group 30 elastic contact parts 311,321 expose outstanding to slot 211, be installed with the breach 212 that bridge 51 exposes in the slot 211, this breach 212 be convenient to conducting terminal group 30 leading portions 33 fixing after, utilize special fixture that bridge 51 is thrust.Pedestal 30 rear end faces 22 are concaved with the groove 221 that runs through pedestal 30, these groove 221 both sides respectively are provided with projection 23, projection 23 extends prominent establishing in opposite directions in groove 221 positive end faces and side, these projection 23 outboard ends have the long rib 24 of being wider than fixture block, be provided with guiding face 241 in rib 24 lateral borders, described fixture block 23 and rib 24 form buckle 25 structures.In order to alleviate product weight, its pedestal 20 basal surfaces are made as hollow-out parts, form the vertical two sides 26 of hollow-out parts and are provided with the fixture block 261 that several combine with the button hole 11 of metal shell 10.

Fixed head 40 is and pedestal 20 moulding simultaneously, but do not separate separately for whole with pedestal 20, see also shown in Figure 5, fixed head 40 moulding are fixed on conducting terminal group 30 back segments 34, and level exposes outside pedestal 20, this fixed head 40 has a substrate 41, and substrate 41 sidewalls offer the draw-in groove 42 that projection 23 cooperates button to hold, and are provided with the inclined-plane 43 of guiding mutually with guiding face 241 in substrate 41 sidewall edge.

Conducting terminal group 30 back segments 34 integrated fixed heads 40, it is housed in the groove 221 of pedestal 20, see also Fig. 5, shown in 6, with conducting terminal group 30 back segments 34 along the bending downward vertically of groove 221 end faces, fixed head 40 inclined-planes 43 slip into along guiding face 241, draw-in groove 42 is buckled on the projection 23, it is interior on the side that substrate 41 outer faces two sides are connected to rib, make fixed head 40 inner faces be close to groove 221, the buckle 25 that is formed by projection 23 and rib 24 fixedly secures conducting terminal group 30 back segments 34 and fixed head 40 in groove 221, with back segment 34 tail ends along the outside bending of fixed head 40 diapires, 50 excisions of clout band just can be formed the weld part 35 that is welded on circuit board 60, as shown in Figure 7, memory card electric connector 200 forms.

From the above, the utility model memory card electric connector has following obvious advantage:

1. the conducting terminal group is through the strip one-shot forming, and undesirable element when welding to solve the original product interlude improves product stability.

2. pedestal and fixed head are disposable embeds moulding with the conducting terminal group, reduces and is interrupted the assembling operation program in the connector, and efficient is higher.

3. mould is offered tricks and is reduced at double, the cost savings expenditure.

Above-described only is preferred embodiment of the present utility model, can not only limit to the utility model practical range with this, the utility model also can still have other variation execution mode, so allly be familiar with this operator and carry out other pattern under this case utility model spirit and implement not breaking away from, the equivalence that all should be considered as this case claim is implemented.

Claims (6)

1. memory card electric connector, it is by conducting terminal group, pedestal and coat peripheral metal shell, this conducting terminal group is an integral structure, and definition has leading portion and back segment, it is characterized in that: integrated conducting terminal group is fixed on the pedestal through embedding its leading portion, have the fixed head of a fixed conductive terminals group back segment with pedestal moulding simultaneously, described pedestal is provided with the groove of accommodating conducting terminal group back segment, is provided with the buckle of holding fixed head with the one-body molded button of back segment in groove two sides.

2. memory card electric connector as claimed in claim 1 is characterized in that: these groove two sides are provided with projection, and the projection outboard end is provided with the rib of being wider than projection, and described projection and rib form buckle structure.

3. memory card electric connector as claimed in claim 1 is characterized in that: fixed head has a substrate, is provided with the draw-in groove that is clasped in substrate two sidewalls, and two sidewall edge have the inclined-plane.

4. memory card electric connector as claimed in claim 1 is characterized in that: pedestal and fixed head are through embedding the moulding simultaneously of conducting terminal group, and described pedestal does not separate separately for one with fixed head.

5. memory card electric connector as claimed in claim 2 is characterized in that: projection is connected in the positive end face and the side that form groove and extends prominent establishing in opposite directions, forms guiding face in the outer end of rib.

6. memory card electric connector as claimed in claim 1 is characterized in that: the conducting terminal group includes several signal terminals and one group of switch terminal, is connected to form an overall structure by bridge between its terminal.

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