CN2655459Y

CN2655459Y - Electronic card connector

Info

Publication number: CN2655459Y
Application number: CNU2003201001422U
Authority: CN
Inventors: 王明德
Original assignee: Gin Cheng Plastic Industrial Co ltd Hsintien Taipeh Tw
Current assignee: Hongbao Sci. & Tech. Co., Ltd.
Priority date: 2003-10-09
Filing date: 2003-10-09
Publication date: 2004-11-10
Anticipated expiration: 2013-10-09

Abstract

The utility model relates to an electronic card connector for inserting electronic cards, which comprises an insulating seat body, contact terminals, a swing seat and an elastic component, wherein an insertion groove and a through hole are arranged on the insulating seat body. The front and the rear sides of the through hole are fixedly provided with a plurality of contact terminals; one end of every contact terminal is formed with a contact end. The swing seat is arranged on the through hole of the insulating seat body and is also formed with a stress part and a pressing part which is positioned above the contact ends of the contact terminals. One end of the elastic component is fixedly arranged on the insulating seat body, and the other end extends out and is arranged on the pressing part of the swing seat and is capable of pressing the pressing part of the swing seat to downwards move. Thereby, the utility model can make the movement of an electronic card labor-saving, and can avoid the temperature of the swing seat rising to deform after used for a long time in technology.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of electronic card coupler, the electronic card coupler that the unitary construction that relates in particular to a kind of electronic cards of planting is firm, durability good, size is accurate, message pick-up is stable.

Background technology

Tradition is used for the connector of electronic cards, and is disclosed as No. the 91200027th, the novel patent application of TaiWan, China.Fig. 1 and Fig. 2 are respectively a kind of user mode figure () and (two) of known connector.As shown in Figures 1 and 2, the electronic cards 30a such as memory card (as Memory Stick and Smart Media etc.) or SIM card that can plant among the connector 10a.Connector 10a can be arranged on the circuit board, and electronic cards 30a is electrically connected with circuit board by connector 10a.

Connector 10a comprises insulating base frame 11a, a plurality of contact terminal 12a, swing seat 13a and two spring 14a.Contact terminal 12a is arranged in forward and backward two rows, and each row is provided with a plurality of (as four), and each contact terminal 12a is equipped with a welding ends 15a and a contact jaw 16a.Welding ends 15a stretches out the forward and backward both sides of insulating base frame 11a, and contact jaw 16a stretches into insulating base frame 11a inside.

Insulating base frame 11a is provided with two pivot channels, and the pivot 17a and arranged on left and right sides of described pivot channel and swing seat 13a makes a swing 13a do oscillating motion on insulating base frame 11a by pivotally connected.On swing seat 13a, be formed with forced section 18a and pressing part 19a.Pressing part 19a is positioned at the contact jaw 16a top of contact terminal 12a.Below the forced section 18a of swing seat 13a and be provided with two spring 14a between the insulating base frame 11a, be used to provide the promotion elastic force that the forced section 18a of swing seat 13a moves up.

By the complete connector 10a of being combined to form of said modules.Connector 10a is connected with SMT (surface mount technology) technology with circuit board.SMT technology is earlier to coat tin cream at circuit board surface, connector 10a is placed on the circuit board again, and sends into the about 180-230 of temperature degree centigrade hot blast and burn to utilize in the glutinous unit room and melt soldering and connect, and the welding ends 15a of contact terminal 12a is fixed on the circuit board.

Above-mentioned known " connector contact structures " have following defective:

The first, since spring 14a be arranged on swing seat 13a forced section 18a under, the elastic force that spring 14a makes progress equals the thrust of electronic cards 30a front end, so when inserting electronic cards 30a, need use bigger thrust, use the wearing and tearing of comparatively requiring great effort in the operation and easily causing electronic cards 30a front end.

The second, because the forced section 18a of swing seat 13a is subjected to the power that compresses of spring 14a, and pressing part 19a is subjected to the top power of the contact jaw 16a leading edge of contact terminal 12a, form the simultaneously stressed state in two ends, long-time use easily causes malformation.When connector 10a enters hot blast and burns glutinous chamber, can be because of the swing seat 13a deformed damaged of being heated.

Known from the above " connector contact structures " obviously have in addition improved inconvenience and defective existence on reality is used.

The design people is in view of the defective that exists in the above-mentioned prior art, rely on the sector experience for many years of being engaged in, at improvable inconvenience and defective, through concentrating on studies and cooperating actual utilization, in line with excelsior spirit, propose a kind of reasonable in design and effectively improve the utility model of above-mentioned defective finally.

Content of the present utility model

Main purpose of the present utility model is to provide a kind of electronic card coupler, utilizes an elastic parts that is arranged on the pressing part top of swing seat, makes this swing seat indeformable reaching under long-time the use not destroy structure.The Yin Wendu rising does not produce flexural deformation and can obtain an accurate in size overall structure in SMT technology, has increased the stability and the reception of message pick-up.

Another purpose of the present utility model is to provide a kind of electronic card coupler, utilize the design of the lever construction of swing seat to obtain long arm of force, when inserting, electronic cards need not apply bigger active force, comparatively laborsaving in the operation, and can reduce the friction of contact terminal, increase the useful life of electronic cards.

In order to achieve the above object, the utility model provides a kind of electronic card coupler of the electronic cards of planting, and comprises insulating base frame, contact terminal, swing seat and elastic parts.Insulating base frame is provided with slot and open-work, and the forward and backward both sides of this open-work are installed with a plurality of contact terminals.One end of this contact terminal is formed with contact jaw.This swing seat is arranged on the open-work of insulating base frame, and is formed with forced section and pressing part.This pressing part is positioned at the contact jaw top of described contact terminal.One end of this elastic parts is fixedly mounted on the insulating base frame, and the other end stretches out and is placed on the pressing part of swing seat, and the pressing part of pushing down the swing seat moves down, thereby achieves the above object simultaneously.

It is stressed that electronic card coupler of the present utility model can not form swing seat two ends, under long-time the use, can not produce distortion and destroy structure, when connector enters SMT technology, swing seat is more because of being heated deformed damaged and electronic cards just can be moved with extremely light thrust, thereby is difficult for the surface of scratch damage electronic cards.Because the swing seat is formed in one, and therefore can obtain the good and accurate in size reinforced structure of a durability, thereby significantly improve rate of finished products, has reduced manufacturing cost.

Brief description of drawings

Fig. 1 is the user mode figure () of known connector;

Fig. 2 is the user mode figure (two) of known connector;

Fig. 3 is the three-dimensional exploded view of the electronic card coupler of the utility model embodiment;

Fig. 4 is the combination schematic diagram of the electronic card coupler of the utility model embodiment;

Fig. 5 is the user mode figure () of the utility model embodiment electronic card coupler when electronic cards is planted;

Fig. 6 is the user mode figure (two) of the utility model embodiment electronic card coupler when electronic cards is planted.

In the accompanying drawing, the list of parts of each label representative is as follows:

The 10-connector

11a-insulating base frame 12a-contact terminal

13a-swing seat 14a-spring

15a-welding ends 16a-contact jaw

17a-pivot 18a-forced section

The 19a-pressing part

The 30a-electronic cards

31a-chip contact

The 10-insulating base frame

11-slot 12-keeps off edge

13-open-work 14-storage tank

15-pivot channel 16-groove

17-compressing tablet 18-retainer

The 19-lid

The 20-contact terminal

21-welding ends 22-contact jaw

30-swings seat

31-pivot 32-forced section

33-pressing part 34-perforation

The 40-elastic parts

The 50-electronic cards

51-chip contact

Embodiment

In order to make those skilled in the art further understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, accompanying drawing only provide with reference to and usefulness is described, be not to be used for limiting the utility model.

Fig. 3 and Fig. 4 are respectively the three-dimensional exploded view and the combination schematic diagram of the utility model embodiment electronic card coupler.The utility model provides a kind of electronic card coupler of electronic cards of planting that is used for, and as shown in Figures 3 and 4, comprises insulating base frame 10, a plurality of contact terminal 20, swing seat 30 and elastic parts 40, wherein:

Insulating base frame 10 usefulness plastic materials are made, and are flat plate shape, are provided with a square slot 11 at its end face.Slot 11 and arranged on left and right sides are formed with the retaining edge 12 of protrusion, slot 11 electronic cards of can planting, and the retaining edge 12 of both sides can be guided electronic cards and be inserted.Be provided with an open-work 13 in the middle of the insulating base frame 10, open-work 13 forward and backward both sides are provided with a plurality of terminal storage tanks 14 that are arranged in two rows.Left and right both sides at open-work 13 respectively are provided with pivot channel 15.Side at the retaining edge 12 of insulating base frame 10 is provided with a groove 16, is provided with a compressing tablet 17 between retaining edge 12 and open-work 13.

Contact terminal 20 usefulness electric conducting materials are made, and have suitable elastic force.Contact terminal 20 two ends form a welding ends 21 and a contact jaw 22 respectively, the arc of contact jaw 22 for upwards arching upward.Contact terminal 20 is located in the forward and backward terminal storage tank 14 of insulating base frame 10.The welding ends 21 of contact terminal 20 stretches out the outside of insulating base frame 10, and contact jaw 22 stretches into open-work 13 inside of insulating base frame 10.

Swing seat 30 is made by plastic material is one-body molded, is a bending shape.Swing seat 30 is arranged in the open-work 13 of insulating base frame 10.And arranged on left and right sides respectively convexes with a pivot 31 in the middle of swing seat 30, and pivot 31 is placed in the pivot channel 15 of insulating base frame 10, makes swing seat 30 be a spot wobble with pivot 31.Swing seat 30 1 ends are formed with a forced section 32, and the other end is formed with a pressing part 33.Pressing part 33 tops offer an arc groove, and pressing part 33 belows are pressed against the leading edge of the contact jaw 22 of forward and backward two row's contact terminals 20.In the middle of the open-work 13 of insulating base frame 10, be provided with a retainer 18.Retainer 18 is positioned at pressing part 33 belows of swing seat 30, plays backstop.Be provided with a plurality of and contact terminal 20 corresponding perforation 34 on swing seat 30, the contact jaw 22 of back row's contact terminal 20 is stretched out by perforation 34.When the forced section 32 of swing seat 30 is pushed down, can drive upwards swing of pressing part 33, the elastic force effect by contact terminal 20 itself moves up the contact jaw 22 of contact terminal 20.

Elastic parts 40 " L " type can be a line diameter spring, leaf spring or other equivalent elastic parts.Elastic parts 40 is arranged in the groove 16 of insulating base frame 10, and the compressing tablet 17 of insulating base frame 10 is pressed against the top of elastic parts 40, forms strong fix thus.One end of elastic parts 40 stretches on the open-work 13 of insulating base frame 10 and is positioned at the arc groove of the pressing part 33 of swing seat 30, is used for pressing part 33 is folded between the retainer 18 of insulating base frame 10 and the elastic parts 40 (as shown in Figure 6).

After the said modules combination, cover a lid 19 at insulating base frame 10 end faces.Four end angles of lid 19 respectively are provided with trip, and quadripolar corners respectively is provided with draw-in groove on insulating base frame 10, corresponding setting with draw-in groove of described trip and clamping connection mutually.Lid 19 covers contact terminal 20 and swing seat 30 tops.Form complete connector thus.Again connector and circuit board being imposed SMT technology is connected.SMT technology is earlier to coat tin cream at circuit board surface, connector is placed on the circuit board again, and sends the about 180-230 of temperature degree centigrade hot blast to and burn to utilize in the glutinous unit room and melt soldering and connect, and the welding ends 21 of contact terminal 20 is fixed on the circuit board.

User mode figure () and (two) when the electronic card coupler that Fig. 5 and Fig. 6 are respectively the utility model embodiment inserts electronic cards.When in the slot 11 that electronic cards 50 is plugged on insulating base frame 10 and when promoting forward, the leading edge of electronic cards 50 promotes the forced section 32 of swing seat 30, and making swing seat 30 is fulcrum with pivot 31, drives upwards swing of pressing part 33.Simultaneously because the elastic force effect of contact terminal 20 itself, the contact jaw 22 of contact terminal 20 is moved up and contact with the chip contact 51 of electronic cards 50.

Otherwise, when electronic cards 50 is extracted out, forced section 32 active forces that act on swing seat 30 are removed, 33 of the pressing parts of swing seat 30 are subjected to the compacting of elastic parts 40 and move down, and the contact jaw 22 that makes contact terminal 20 reduces downwards and separates with the chip contact 51 of electronic cards 50, prevents that the chip contact 51 of electronic cards 50 is worn.

As mentioned above, a kind of electronic card coupler of the present utility model has the following advantages:

1. because the point of application of the pressing part of swing seat of the present utility model and elastic parts is approaching, so it is stressed can not form swing seat two ends, under long-time the use, can not produce distortion and destroy structure, and when connector entered SMT technology, the swing seat was not more because of the deformed damaged of being heated.

2. by the long design that is subjected to the arm of force of swing seat, form the structure of laborsaving lever, electronic cards just can be moved with extremely light thrust, thereby be difficult for the surface that scratch damages electronic cards.

3. the swing seat is formed in one, and can obtain the good and accurate in size reinforced structure of a durability, thereby significantly improve rate of finished products, has reduced manufacturing cost.

In sum, electronic card coupler of the present utility model has practicality, novelty and creativeness, and structure of the present utility model had not seen like product and public use yet, met the application important document of utility model patent fully, filed an application according to Patent Law.

The above only is embodiment of the present utility model, be not so promptly limit claim of the present utility model, the equivalent structure that every utilization the utility model Figure of description content is done changes, or directly or indirectly apply to other relevant technical field, in like manner all be included in the claim that the utility model contains.

Claims

1. one kind is used for the electronic card coupler of electronic cards of planting, and it is characterized in that comprising:

One insulating base frame is provided with a slot and an open-work on described insulating base frame, at least one side of described open-work is provided with the terminal storage tank;

A plurality of contact terminals, an end of each contact terminal is formed with a contact jaw respectively, and described contact terminal correspondence is located in the terminal storage tank of insulating base frame;

One swing seat, described swing seat is arranged on the open-work of described insulating base frame, and described swing seat is formed with forced section and pressing part, and described pressing part is positioned at the contact jaw top of described contact terminal; And

Elastic parts, an end of described elastic parts is fixedly mounted on the described insulating base frame, and the other end stretches out and is placed on the pressing part of described swing seat, and the pressing part that can suppress described swing seat moves down.

2. electronic card coupler as claimed in claim 1 is characterized in that described insulating base frame top is provided with a slot, and described slot and arranged on left and right sides is formed with the retaining edge of protrusion, and electronic cards can be plugged in the described slot.

3. electronic card coupler as claimed in claim 2, retaining edge one side that it is characterized in that described insulating base frame is provided with a groove, between retaining edge and open-work, be provided with a compressing tablet, described elastic parts is fixedly mounted in the described groove, described compressing tablet is used for suppressing described elastic parts, forms strong fix thus.

4. electronic card coupler as claimed in claim 1 is characterized in that the lid that is fixed on the described insulating base frame, and described lid covers described contact terminal and swing seat top.

5. electronic card coupler as claimed in claim 1 is characterized in that the open-work and arranged on left and right sides of described insulating base frame is provided with pivot channel, and the corresponding and arranged on left and right sides of described swing seat is provided with pivot, and the swing seat can be swung on insulating base frame by described pivot.

6. electronic card coupler as claimed in claim 1 is characterized in that the terminal storage tank of described insulating base frame is located at the forward and backward both sides of open-work respectively, and described contact terminal also is located at the forward and backward both sides of open-work respectively, and corresponding with described terminal storage tank.

7. electronic card coupler as claimed in claim 1 is characterized in that described swing seat is provided with a plurality of perforation, and described perforation is corresponding with the contact jaw of contact terminal, can protrude in above the swing seat when contact jaw of described contact terminal is risen.

8. electronic card coupler as claimed in claim 1, the pressing part end face that it is characterized in that described swing seat are provided with an arc groove that makes described elastic parts strong fix.