CN2665979Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN2665979Y CN2665979Y CNU032784104U CN03278410U CN2665979Y CN 2665979 Y CN2665979 Y CN 2665979Y CN U032784104 U CNU032784104 U CN U032784104U CN 03278410 U CN03278410 U CN 03278410U CN 2665979 Y CN2665979 Y CN 2665979Y
- Authority
- CN
- China
- Prior art keywords
- hole
- lid
- pedestal
- actuator
- electric connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses an electric connector comprising a base, a cover body, a plurality of conductive terminals, an actuator and a protecting element. A seat hole is arranged in the base. The cover body is assembled on the base in a movable mode, and a cover hole is arranged in the seat and corresponds to the seat hole. The conductive terminals are held in a terminal holding hole opened by the base. The actuator drives the cover body to move relatively to the base by an eccentric wheel theory. The actuator comprises a plurality of noncoaxial cylinders which are respectively in the seat hole and the cover hole, and a lug which protrudes from one side of the head of the cylinder and is held in the cover hole. The protecting element made of metal material is provided with stoppers which can extend into the side of the cover hole. The stoppers are just positioned at the two ending points of the stroke of the rotary motion of the actuator so as to provide the stop position for the lug of the actuator for limiting the rotating range of the actuator and avoiding function damage of the actuator, which is caused by over rotation or not enough rotation.
Description
[technical field]
The utility model is about a kind of electric connector, refers to a kind of in order to electrically connect the electric connector of chip module and circuit board especially.
[background technology]
Existing central processing element is to be electrically connected on the circuit board by an electric connector, as " the technical matters method of ball bar array socket " (P460-P466,1996 IEEE 46th ElectronicComponents ﹠amp; Technology Conference) disclose, again, for meeting the frivolous trend of connector design, existing electric connector is to adopt cam or eccentric wheel structure to drive, as US Pat.No.6,250,941,6,254,145 and 6,280, the structure that No. 224 patent disclosed.These existing electric connectors generally include pedestal, lid, plurality of conductive terminals and actuator etc.Pedestal is provided with some terminal holes that run through its upper and lower surface in order to accommodate conducting terminal in wherein, and lid is combined in the upper surface of pedestal and can slides with respect to pedestal in good time, the terminal hole position of corresponding pedestal is provided with several through holes on lid, its pin passes through when installing for chip module, and can make its further stretch in the terminal hole with in good time and conducting terminal connect.As for the appropriate location that then generally is contained in lid and pedestal by the actuator that driving action is provided by cam or eccentric wheel principle, and constitute the interlock state with lid and pedestal.See also Fig. 1, appropriateness rotation that actuator 9 can be auxiliary down at instrument (as a word bottle opener etc.) and order about lid 8 and change relative position between itself and the pedestal (not shown).In this process, the chip pin (not shown) that is mounted on the lid 8 will be by the state that originally was placed in the terminal hole (not shown) not with conducting terminal (not shown) butt, slide to conducting terminal and butt conducting with it with lid 8, and produce so-called zero insertion force (ZeroInsertion Force, winding ZIF).Be provided with a projection 91 in actuator 9 top horizontal-extendings, the event trace that cooperates this projection 91, to should being provided with an arc groove 81 in projection 91 positions, and the two limit positions that rotates in projection 91 is provided with block wall 82 on the lid 8, to stop the excessive rotation of actuator 9.
Yet, this actuator 9 is because of directly contacting with aid (as word bottle opener etc.), generally adopt metal material and make it have enough intensity, and lid 8 adopts plastic material usually, the intensity at block wall 82 places of aforementioned arc groove 81 is obviously not enough, and is easy to wear under the frequent touching of the projection 91 of actuator 9.During operator's Rotating opener as firmly excessive, promptly may make 91 pairs of block walls 82 of projection cause great impact, destroy its original structure, make its distortion even breach occurs, make this block wall 82 provide good control action, and then influence the stable transfer of telecommunication the appropriateness rotation of actuator 9.Moreover aforementioned actuator 9 is to adopt eccentric wheel structure, the distortion easy to wear under long-term situation about using of lid 8 that plastics are made and pedestal and actuator 9 contacted positions, and make the eccentric wheel of actuator 9 can't finish its driving function.
[utility model content]
The purpose of this utility model is to provide a kind of electric connector, and the protection member that it has metal material can prevent actuator because of excessively rotating or change the function that causes not in place and destroy, and then realize stable telecommunication laser propagation effect.
The purpose of this utility model is achieved in that a kind of electric connector; in order to chip module is electrically connected to circuit board; it comprises pedestal; lid; plurality of conductive terminals; actuator and protection member; pedestal is mounted on the circuit board; it is provided with a hole; lid is assembled on the pedestal slidably; place, respective seat hole is provided with and covers the hole on it; conducting terminal is contained in the terminal accommodation holes that pedestal offers; actuator is to drive lid by the eccentric wheel principle to move with respect to pedestal; it includes and is placed in a hole respectively; in the lid hole and not coaxial some cylinders and from cylinder head one side protrusion and be placed in the projection that covers in the hole; the protection member adopts metal material; it has edge and buries and take shape in the partition that cover in the hole, and this partition is provided with and extends into the block that covers the hole side and connect with the block wall that covers the hole.
Compared with prior art; the utlity model has following advantage: when actuator drives lid with respect to the pedestal slippage; these are connected to the structural strength that block on the block wall that covers the hole can increase the block wall; provide good protective action to the block wall; make it not easy to wear; avoid actuator to destroy because of excessively rotating the function that causes; moreover; when actuator driving lid returns back to original position with respect to pedestal; this block will provide the projection of actuator to ending and do to have returned back to original position in order to prompting operation person's lid, and then realizes stable telecommunication laser propagation effect.
[description of drawings]
Fig. 1 is the schematic diagram that a kind of actuator of existing electric connector combines with lid.
Fig. 2 is the three-dimensional combination figure of the utility model electric connector.
Fig. 3 is the three-dimensional exploded view of the utility model electric connector.
Fig. 4 is the lid of the utility model electric connector and the three-dimensional combination figure that dividing plate is looked up angle.
Fig. 5 is the schematic diagram that the actuator of the utility model electric connector combines with lid.
[embodiment]
See also Fig. 2, Fig. 3 and shown in Figure 4; the utility model electric connector 1 is to be used to accept chip module (not shown) and to be engaged in circuit board (not shown); so that the electric connection between chip module and circuit board to be provided, it includes pedestal 10, lid 20, plurality of conductive terminals 30, actuator 40 and protection member 50.
Protection member 50 includes the dividing plate 51 that is arranged at lid 20 lower surfaces and is mounted on the pad 52 of pedestal 10 upper surfaces, and this dividing plate 51 and pad 52 are T-shaped substantially, and are metal material.Dividing plate 51 is to bury moulding (Insert Molding) mode and lid 20 is halved together with edge, it has a sheet main part 511, be provided with a rectangular slit 512 in these main part 511 middle positions, further expand outwardly a pair of arcwall 513 that formation is oppositely arranged in these slit 512 middle parts to both sides, thereby make slit 512 middle parts form the manhole 514 that is connected with this slit 512.The 513 liang of side positions of arcwall that are positioned in slit 512 1 sidewalls extend upward and are provided with a pair of block 515, and this block 515 extends in the lid hole 25 of lid 20 and with block wall 251 and leans.Next-door neighbour dividing plate 51 liang of ora terminalis positions also are provided with a pair of small sircle hole 516, can inlay in mold cavity in dividing plate 51 and lid 20 and accommodate plastics when burying moulding and make dividing plate 51 be fixed in lid 20 lower surfaces.Pad 52 is embedded in the respective slot 14 of pedestal 10, is provided with a through hole that slightly is rectangle 521 in its central authorities.
During assembling; earlier pad 52 is mounted in the groove 13 of pedestal 10; the lid 20 that then edge is embedded with dividing plate 51 is connected on the pedestal 10; again actuator 40 is gone into from the lid hole of lid 20 25 upper set; with the four cylinder 44 protruding terminal riveteds that are exposed to pedestal 10 belows of circular riveting sheet 60, make actuator 40, lid 20, pedestal 10 and 50 combinations of protection member firm at last with actuator 40.See also Fig. 5, after assembling is finished, just form arc grooves 27 in the larger-diameter semicircle hole wall in the lid hole 25 of first cylinder 41 of actuator 40, lid 20 and 511 of the main parts of dividing plate 51, when actuator 40 rotated, the set projection 45 in actuator 40 tops rotated in this arc groove 27.Because the block 515 of dividing plate 51 is resisted against on the block wall 251 of lid 20; when projection 45 turns to two limit positions; projection 45 will with block 515 direct butts; and block 515 is made of metal; the intensity height, with the frequent touching of projection 45 under not easy to wear, also can stand the big impact that projection 45 may apply; plastics block wall 251 to lid 20 provides good protective action, can avoid actuator 40 because of excessively rotating plastic cover 20 to be damaged.In addition, when actuator 40 driving lids 20 return back to original position with respect to pedestal 10, this block 515 will provide the projection 45 of actuator 40 to ending and do to have returned back to original position in order to prompting operation person's lid 20, to avoid when the stitch of chip module contacts with conducting terminal, can't insert with zero insertion force, thereby cause the reliable electric connection of 1 of chip module and electric connector.Moreover; because dividing plate 51, pad 52 all are metal materials; wear-resistant when contacting with the outer surface of actuator 40; can provide good protective action to the parts of plastics of lid 20 and pedestal 10 next-door neighbour's actuators 40; increase this part-structure intensity; avoid occurring this parts of plastics abrasion deformation after long-term the use and cause the eccentric wheel of actuator 40 can't finish the situation that it drives function, and then realize stable telecommunication transmission.
Claims (9)
1. electric connector; comprise pedestal; be contained in the plurality of terminals in the pedestal; and the lid that pedestal is combined and be installed in pedestal and lid between actuator and the protection member; pedestal one end is provided with a hole; be provided with corresponding to the seat hole site on the lid and cover the hole; it is characterized in that: the lid hole is provided with the block wall; actuator comprises and is placed in a hole respectively; cover in the hole and not coaxial some cylinders; and protrude and be placed in the projection that covers in the hole from cylinder head one side; the protection member adopts metal material; be provided with and extend into the block that covers the hole side, the block wall of these blocks and lid connects.
2. electric connector as claimed in claim 1 is characterized in that: the lid hole is to be made of two different semicircle orifices of diameter, and the block wall connects this two semicircle orifice.
3. electric connector as claimed in claim 1 is characterized in that: an end centre position of pedestal is provided with a groove that is short T shape, and a seat Kong Ze is arranged at this bottom portion of groove.
4. electric connector as claimed in claim 1 is characterized in that: the protection member includes and is contained in the dividing plate in the lid and is mounted on pad on the pedestal, and this dividing plate and pad all are short T shape, and are metal material, and block then is arranged on the dividing plate.
5. electric connector as claimed in claim 4, it is characterized in that: dividing plate has a sheet main part, be provided with a rectangular slit in the main part middle position, this slit middle part is further upwards expanded to both sides and is formed a pair of arcwall that is oppositely arranged, and this slit middle part is connected with slit and forms a through hole.
6. electric connector as claimed in claim 4 is characterized in that: pad is embedded in the groove of pedestal, and these pad central authorities are provided with a through hole that is rectangle.
7. electric connector as claimed in claim 1, it is characterized in that: actuator comprises that one from top to bottom links to each other and first cylinder, second cylinder, the 3rd cylinder and the 4th cylinder of the cylindrical configuration that diameter successively decreases successively, and these cylinders are contained in respectively in the through hole and a hole of the through hole that cover hole, dividing plate, pad.
8. electric connector as claimed in claim 1 is characterized in that: projection is to stretch out from first column side wall to form.
9. electric connector as claimed in claim 1 is characterized in that: the block wall is perpendicular to the top surface setting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU032784104U CN2665979Y (en) | 2003-09-06 | 2003-09-06 | Electric connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU032784104U CN2665979Y (en) | 2003-09-06 | 2003-09-06 | Electric connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2665979Y true CN2665979Y (en) | 2004-12-22 |
Family
ID=34332046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU032784104U Expired - Fee Related CN2665979Y (en) | 2003-09-06 | 2003-09-06 | Electric connector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2665979Y (en) |
-
2003
- 2003-09-06 CN CNU032784104U patent/CN2665979Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041222 Termination date: 20110906 |