CN201868597U - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector which is used to bear an integrated circuit to be tested. The electric connector comprises a base, a driving element, a slide seat and a plurality of terminals, wherein a containing cavity is formed in the base; the driving element is arranged on the periphery of the base and moves relative to the base up and down; at least one pair of butting parts extend from the driving element along the base direction; the slide seat is arranged in the containing cavity of the base to bear the integrated circuit; the terminals are respectively arranged in the base, each terminal upwards extends into the slide seat, and at least part of the terminal exposes on the upper surface of the slide seat to conduct with the integrated circuit; a pair of ear buckles are respectively arranged at two opposite sides of the base; the ear buckle is provided with an ear seat to pivot with the base; an extending arm upwards extends from the ear seat, and is higher than the slide seat; the ear seat is provided with a pressing part corresponding to the butting part, and the pressing part is mutually matched with the butting part; and one end of a spring plate is inserted into the ear seat, and the other end abuts against the base. In the ear buckle structure, the ear seat is integrally formed; the spring plate is formed by a first elastic arm and a second elastic arm, the punch forming is simple, and the production efficiency is high.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, especially relate to a kind of for integrated circuit connect with, with the circuit state of testing this integrated circuit and the connector of electrical characteristic.

[background technology]

In order to guarantee integrated circuit security reliability in use, nearly all integrated circuit all must be tested before installing and using.Test is that integrated circuit is carried out the running of long high temperature, makes to exist the integrated circuit of defective to lose efficacy as early as possible, eliminates thereby defective integrated circuit screened.After being assembled to electronic terminal product, the integrated circuit of process test can use safely.

Relevant prior art for example TaiWan, China announce M357735 number its a kind of electric connector is disclosed, be used to connect a plurality of chip assemblies to printed circuit board (PCB), this electric connector comprises a pedestal, this pedestal can hold two chip assemblies; A sliding part is installed in this pedestal; Also having the plural conductive terminal all is assembled in the pedestal, and actuator, the top that is positioned at this pedestal is in order to drive this sliding part, there are two pairs of fasteners to be assembled in respectively in two pairs of boss that this sliding part offers by corresponding spring, then the sliding part correspondence is assembled in this pedestal, these two pairs of fasteners are subjected on the driving of this actuator and the last end face that card is pressed in this chip assembly simultaneously, when actuator is under pressure when moving downward, this fastener upwards overturns and in opened condition, can be presented to these two chip assemblies on the sliding part accordingly this moment.

Though the fastener in the above-mentioned electric connector can reach the purpose that grips chip assembly by spring reset, there are some following disappearances in use in it:

(1) is provided with a pair of boss laterally at the longer both side edges of this sliding part middle part, the middle part of boss caves inward, the bottom that is positioned at this boss is provided with the reference column that upwards protrudes out, this reference column is inserted in the location for this spring, so not only establish boss and establish depression again and also establish reference column, the operation when having increased this sliding part moulding is unfavorable for saving cost.

(2) because electric connector belongs to a kind of relatively precision equipment, its sliding part is short and small especially, so more tiny spring being assembled on the set reference column of this sliding part with tweezers is the comparison difficulty certainly, simultaneously, as run into slide member tilts or upheaval, this spring top of very easily self-align post again skids off, and therefore, this spring is unfavorable for assembling and location.

(3) this electric connector is in the detection chip component process, need repeatedly to exert oneself depresses actuator, spring need repeatedly be compressed and reply under the effect of power, because the reference column on this sliding part is very thin, after this spring repeatedly compresses and replys, in the course of time, thus the use that can cause this reference column to be rubbed influencing electric connector.

Therefore be necessary to improve this structure, to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model provides a kind of electric connector, and it has a kind of good earclip structure, makes this electric connector can reach the purpose that grips integrated circuit by this earclip structure.

Another purpose of the present utility model provides a kind of electric connector that detects integrated circuit.

For reaching above-mentioned or other purpose, the utility model proposes a kind of electric connector, it comprises a pedestal, has a room in it; One actuator is set up in described pedestal periphery, and moves up and down with respect to described pedestal, and described actuator extends at least one pair of pushing and pressing part along described pedestal direction; One slide is located in the described room of described pedestal, in order to carry described integrated circuit; Most terminals are located at respectively in the described pedestal, and each described terminal extends upward into described slide, and described terminal to small part be revealed in described slide upper surface in order to described integrated circuit conducting; A pair of earclip lays respectively at described pedestal two opposite sides, described earclip has an ear seat and is articulated in described pedestal, described ear seat extends upward a spreading arm and is higher than described slide, and the corresponding described pushing and pressing part of described ear seat is offered a compression zone and is cooperatively interacted with it, one shell fragment, one end is inserted in the described ear seat, and described shell fragment is held in addition to pulling described pedestal.

Further, ccontaining earclip place is provided with axis hole on this pedestal, is connected in described earclip in the described pedestal and described earclip can rotate with respect to described pedestal thereby rotating shaft packs into described axis hole.

Further, the corresponding described earclip of described actuator extends a pushing and pressing part from described framework, and described pushing and pressing part pushes against described compression zone, thereby makes that described earclip is that center of rotation self-closing state turns to opening with described rotating shaft.

Further, described rotating shaft and described compression zone are one-body molded in described ear seat, compression face on the described compression zone is a circular arc, and being always line with described pushing and pressing part contacts, base portion extends a spreading arm towards described slide direction, and described earclip described second elastic arm when pressurized rotates is held in described pedestal sidewall.

The beneficial effect that the utility model electric connector is brought is:

1. the described ear seat in the described earclip structure of described electric connector is one-body molded, described shell fragment is formed by described first elastic arm and described second elastic arm, its punch forming is simple, the production efficiency height, simultaneously, described shell fragment is installed in the described ear seat, because described elastic piece structure is very simple, also is convenient to be installed in the described ear seat.

2. described shell fragment belongs to metal material, has good extension elasticity, therefore, has avoided the spring in the known techniques because of repeatedly compression and answer, thereby has caused described reference column to be rubbed the use that influences described electric connector in the course of time.

3. described spreading arm is against on the described integrated circuit with what Pressure, You Xiao Bao the good Electricity Even of the described integrated circuit described Duan Inter in territory connect.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector;

Fig. 2 is the three-dimensional combination figure of the utility model electric connector;

Fig. 3 be the utility model electric connector under normal condition vertical view;

Fig. 4 is the cutaway view at A-A place in Fig. 3 vertical view;

Fig. 5 is the vertical view after the described actuator of the utility model electric connector is depressed;

Fig. 6 is the cutaway view at B-B place among Fig. 5;

Fig. 7 depress for actuator described in the utility model electric connector and the described integrated circuit to be measured of packing into after vertical view;

Fig. 8 is the cutaway view at C-C place among Fig. 7;

Fig. 9 is the enlarged drawing of described terminal clamping tin ball;

Figure 10 is the stereogram of described earclip;

Figure 11 is pack into the three-dimensional exploded view of described ear seat of described shell fragment;

Figure 12 is pack into the stereogram of terminal groove of described terminal.

The drawing reference numeral of embodiment:

Electric connector 1 actuator 11 peristomes 111 frameworks 112

Pushing and pressing part 113 presses portion's 114 mating holess, 115 protuberances 1141

Pedestal 12 rooms 121 terminal bases 122 through holes 123

Terminal groove 1221 slides 13 terminal area 131 projections 132

Inclined-plane 1321 sleeve columns, 133 terminals, 14 conducting portions 141

Contact site 142 first moveable arms 1,411 second moveable arms 1412 fall into portion 1413

Earclip 15 ear seats 151 base portions 1511 spaces 1513

Carrier 1514 cylinders 1515 rotating shafts 1516 compression zones 1517

Spreading arm 1518 shell fragments 152 first elastic arms 1,521 second elastic arms 1522

Connecting portion 1523 walls 16 connectors 161 guide pillars 162

Integrated circuit 2 tin balls 21 springs 3 elastomers 4

[embodiment]

For above-mentioned and other purpose of the present utility model, feature and beneficial effect can be become apparent, the utility model electric connector is described in further detail below in conjunction with the drawings and specific embodiments.

Fig. 1 is the explosive decomposition figure of the utility model embodiment electric connector 1, the electric connector 1 of present embodiment is used for an integrated circuit 2 is electrically connected to printed circuit board (PCB) (not icon), the slide 13 that described electric connector 1 comprises an actuator 11, a pedestal 12, contained by described pedestal 12, be embedded in the most terminals 14 on the described pedestal 12, and interact in a pair of earclip 15 of described pedestal 12.

Please refer to Fig. 1 and Fig. 2, described actuator 11, it is set up on the described pedestal 12 and with respect to described pedestal 12 and moves up and down, described actuator 11 has a peristome 111 that penetrates for described integrated circuit 2, the outer rim of described peristome 111 is connected with framework 112, four pushing and pressing parts 113 are extended along described pedestal 12 directions in described framework 112 both sides, described four pushing and pressing parts be located in 113 minutes described framework 112 under, and the homonymy of the described framework 112 under described four pushing and pressing parts 113, inner surface under the described framework 112 extends four and presses portion 114, be provided with a protuberance 1141 at each described sidewall that presses portion 114, in order to promoting described slide 13, and on the inside, four corners below the described actuator 11, respectively be provided with a mating holes 115.

Pedestal 12, in have a room 121 and insert activity for described slide 13, the bottom of described room 121 is provided with a terminal base 122, be provided with the terminal groove 1221 that majority holds described terminal 14 in the described terminal base 122, described pedestal 12 ccontaining described earclips 15 places are provided with axis hole, described pedestal 12 is enclosed to form a positive cubic shaped as frame by wall face 16, form a connector 161 in the junction, bottom of per two adjacent described walls 16, on described connector 161, be provided with a guide pillar 162, described guide pillar 162 on corresponding each described connector 161 is provided with installs a spring 3 that is inserted on it, and described spring 3 can be inserted in the described mating holes 115 on the described actuator 11.

Slide 13, carry described integrated circuit 2, described slide 13 has a terminal area 131 that runs through for described terminal 14 heads, described slide 13 respectively extends two projections 132 along described terminal area 131 sides near the described described wall 16 that presses portion 114, each described projection 132 offers an inclined-plane 1321 that is positioned at described projection 132 sides, when described actuator pressed down, the described described protuberance 1141 that presses in the portion 114 offseted to promote described slide 13 each other with described inclined-plane 1321.Those wall 16 places are provided with a through hole 123 on described slide 13 moving directions, that side of described slide 13 moving directions and close described wall 16 is also offered the corresponding described through hole 123 of a sleeve column 133, one elastomers 4 (is another coil spring at present embodiment) and is inserted described sleeve column 133.

With reference to Figure 12, most terminals 14, each described terminal 14 has a conducting portion 141 and a contact site 142, described conducting portion 141 is in order to be connected conducting with external circuit or device (present embodiment is a printed circuit board (PCB)), described contact site 142 exposes outside described slide 13, in order to tin ball 21 conductings of described integrated circuit 2; The described conducting portion 141 of described terminal 14 is a pair of clamping limb, described clamping limb comprises one first moveable arm 1411 and one second moveable arm 1412, described first moveable arm 1411 and described second moveable arm 1412 tops are arranged with a depressed part 1413 respectively, in other embodiments, the conducting portion 141 of described terminal 14 also can be a pair of clamping limb, and described clamping limb also can be respectively a moveable arm and a rest arm.Wherein, described first moveable arm 1411 is 90 degree distributions with described second moveable arm 1412.Described clamping limb drive by 13 motions of described slide described first moveable arm 1411 and described second moveable arm 1412 respectively opened with certain angle to be installed with the described tin ball 21 of described integrated circuit 2 bottoms.

With reference to Figure 10, Figure 11, a pair of earclip 15, be articulated in described pedestal 12, comprise an ear seat 151 and a shell fragment 152 that is installed in it, described shell fragment 152 is to be formed by one first elastic arm 1521 and one second elastic arm 1522, a junction 1523 connects described first elastic arm 1521 and described second elastic arm 1522, described ear seat 151 has a base portion 1511, described base portion 1511 is offered a space 1513 of inserting for described shell fragment 152, have in the described space 1513 carrier 1514 for described first elastic arm 1521 against, the cylinder 1515 that described base portion 1511 is provided with supports described connecting portion 1523, described base portion 1511 both sides respectively are equipped with a rotating shaft 1516 and a compression zone 1517, wherein said rotating shaft 1516 is provided with at interval with described compression zone 1517, is connected in described earclip 15 in the described pedestal 12 and described earclip 15 can rotate with respect to described pedestal 12 thereby described rotating shaft 1516 packs into described axis hole.Described rotating shaft 1516 is integrated with described compression zone 1517 in described ear seat 151, compression face on the described compression zone 1517 is a circular arc, the described compression zone 1517 of described pushing and pressing part 113 pushing and pressing, thus make that described earclip 15 is that center of rotation self-closing state turns to opening with described rotating shaft 1516.And described compression face is always line with described pushing and pressing part 113 and contacts.Described base portion 1511 also extends a spreading arm 1518 towards described slide 13 directions, described earclip 15 described second elastic arm 1522 when pressurized rotates supports at described pedestal 12 sidewalls, at this moment, described first elastic arm 1521 makes angle between the two dwindle to assemble an elastic force with described second elastic arm 1522 through pressurized, simultaneously, described spreading arm 1518 opens.

Please refer to Fig. 3 to Fig. 9, wherein when the pressure that described actuator 11 is applied described pedestal 12 directions of motion on one day made described mating holes 115 insert described spring 3 to maximum deformation quantity fully, described earclip 15 was in opening.Wherein after pressure that described actuator 11 is applied is eliminated, described actuator 11 corresponding moving up, when moving to the extreme higher position, described earclip 15 is in closure state.Wherein when described earclip 15 was in closure state, the described spreading arm 1518 on the described earclip 15 was by being pressed on the described integrated circuit 2.

During operation, described actuator 11 is pressed down, described spring 3 presses down a segment distance along described pedestal 12 directions, and described slide 13 is also touched in the described pushing and pressing part 113 of described actuator 11 interlocks, described slide 13 is moved towards described elastomer 4 direction slippages one section, at this moment, described pushing and pressing part 113 compresses described earclip 15, make described earclip 15 be the state of starting, at this time described integrated circuit 2 to be measured is positioned on the described slide 13, and the tin ball 21 on the described integrated circuit 2 falls between described first moveable arm 1411 and described second moveable arm 1412 of adjacent described terminal 14, as accompanying drawing 10, shown in the accompanying drawing 11, treat described integrated circuit 2 put appropriate after, just discharge described actuator 11, described actuator 11 borrows the elastic force effect of described spring 3 to be returned to original position, in the process, the compacting that described earclip 15 breaks away from described pushing and pressing part 113 by described shell fragment restoring force, described slide 13 borrows the back stretch of described elastomer 4 to make described slide 13 slippages to original position, the described tin ball 21 of described integrated circuit 2 also slides in the described termination contact portion 141, and forms one section scraping distance.

The beneficial effect that the utility model electric connector is brought is:

1. the described ear seat in the described earclip structure of described electric connector is one-body molded, described shell fragment is formed by described first elastic arm and described second elastic arm, its punch forming is simple, the production efficiency height, simultaneously, described shell fragment is installed in the described ear seat, because described elastic piece structure is very simple, also is convenient to be installed in the described ear seat.

2. described shell fragment belongs to metal material, has good extension elasticity, therefore, has avoided the spring in the known techniques because of repeatedly compression and answer, thereby has caused described reference column to be rubbed the use that influences described electric connector in the course of time.

3. described spreading arm is used to be pressed against described integrated circuit, has guaranteed that effectively excellent electrical property is connected between described integrated circuit and described terminal.

Above-mentioned explanation is the detailed description at the utility model possible embodiments, but embodiment is not in order to limit patent claim of the present utility model, equal variation that the technical spirit that all the utility model disclosed is finished down or modification change all should belong to claim that the utility model is contained.

Claims (17)

1. an electric connector in order to carry an integrated circuit to be measured, is characterized in that, comprises;

One pedestal has a room in it;

One actuator, it is set up in described pedestal periphery, and moves up and down with respect to described pedestal, and described actuator extends at least one pair of pushing and pressing part along described pedestal direction;

One slide is located in the described room of described pedestal, in order to carry described integrated circuit;

Most terminals are located at respectively in the described pedestal, and each described terminal extends upward into described slide, and described terminal to small part be revealed in described slide upper surface in order to described integrated circuit conducting;

A pair of earclip lays respectively at described pedestal two opposite sides, described earclip has an ear seat and is articulated in described pedestal, described ear seat extends upward a spreading arm and is higher than described slide, and the corresponding described pushing and pressing part of described ear seat is offered a compression zone and is cooperatively interacted with it, one shell fragment, one end is inserted in the described ear seat, and described shell fragment is held in addition to pulling described pedestal.

2. a kind of electric connector as claimed in claim 1, it is characterized in that: the ccontaining described earclip of described pedestal place is provided with axis hole, described ear seat is provided with a rotating shaft and packs into described axis hole, thereby is connected in described earclip in the described pedestal and described earclip can rotate with respect to described pedestal.

3. a kind of electric connector as claimed in claim 2 is characterized in that: described pushing and pressing part and described compression zone are always the line contact matching, thereby make that described earclip is that center of rotation self-closing state turns to opening with described rotating shaft.

4. a kind of electric connector as claimed in claim 3 is characterized in that: described rotating shaft and described compression zone are one-body molded in described ear seat, and the compression face on the described compression zone is a circular arc.

5. a kind of electric connector as claimed in claim 1, it is characterized in that: described shell fragment is formed by one first elastic arm and one second elastic arm, a junction connects described first elastic arm and described second elastic arm, described ear seat has a base portion, described base portion is offered a space of inserting for described shell fragment, have in the described space carrier for described first elastic arm against, the cylinder that described base portion is provided with supports described connecting portion.

6. a kind of electric connector as claimed in claim 5 is characterized in that: described earclip described second elastic arm when pressurized rotates is held in described pedestal sidewall.

7. a kind of electric connector as claimed in claim 1, it is characterized in that: each described terminal has a conducting portion and a contact site, described conducting portion is in order to be connected conducting with external circuit or device, and described contact site exposes outside described slide, in order to described integrated circuit on the conducting of tin ball.

8. a kind of electric connector as claimed in claim 7 is characterized in that: the conducting portion of described terminal is a pair of clamping limb, and described clamping limb comprises first moveable arm and second moveable arm, and wherein, described first moveable arm and described second moveable arm are 90 degree and distribute.

9. a kind of electric connector as claimed in claim 8 is characterized in that: described clamping limb is driven by described slide and moves.

10. a kind of electric connector as claimed in claim 9 is characterized in that: the bottom of described integrated circuit is provided with the tin ball, and the top of described two clamping limbs forms respectively and is used for the bare terminal end of tin ball of clamping integrated circuit.

11. a kind of electric connector as claimed in claim 10 is characterized in that: wherein said a pair of bare terminal end is arranged with a depressed part.

12. a kind of electric connector as claimed in claim 1, it is characterized in that: described pedestal is provided with most walls, described wall on described slide moving direction is provided with a through hole, is provided with a sleeve column in the corresponding described through hole of described slide, and the corresponding described through hole of an elastomer inserts described sleeve column.

13. a kind of electric connector as claimed in claim 12, it is characterized in that: described slide is provided with a terminal area, and described slide respectively extends two projections along described terminal area side near described wall, and each described projection is provided with an inclined-plane that is positioned at described projection side.

14. a kind of electric connector as claimed in claim 13, it is characterized in that: described actuator is provided with a peristome, the outer rim of described peristome is connected with a framework, inner surface under the described framework extends at least one and presses portion, and the described portion of pressing has a protuberance and described inclined-plane offsets each other to promote described slide.

15. a kind of electric connector as claimed in claim 12 is characterized in that: described wall is enclosed to form a positive cubic shaped as frame, and junction, per two described wall bottoms forms a connector, is provided with a guide pillar on described connector.

16. a kind of electric connector as claimed in claim 15, it is characterized in that: the described guide pillar on corresponding each described connector is provided with installs a spring that is inserted in thereon, each corresponding described guide pillar is provided with mating holes on four corners of described actuator, and described spring can be inserted into described guide pillar and match with the described mating holes of described actuator.

17. a kind of electric connector as claimed in claim 1 is characterized in that: the bottom of described room is provided with a terminal base, is provided with the terminal groove that majority holds described terminal in the described terminal base.

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