CN102280766B - Connector - Google Patents
Connector Download PDFInfo
- Publication number
- CN102280766B CN102280766B CN201010197201.7A CN201010197201A CN102280766B CN 102280766 B CN102280766 B CN 102280766B CN 201010197201 A CN201010197201 A CN 201010197201A CN 102280766 B CN102280766 B CN 102280766B
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- China
- Prior art keywords
- connector
- insulating base
- face
- plug division
- contact site
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- Expired - Fee Related
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Abstract
The invention discloses a connector which comprises an insulating base 11, an insertion part 3 and an actuating device 4. The insulating base is provided with a containing cavity 13 and defines an insertion direction; the insertion part is contained in the containing cavity and can move in the containing cavity in the insertion direction, the front end face of the insertion part forms a butt-joint surface, a cylinder 34 convexly extends from the back end face of the insertion part, and a free end of the cylinder forms a first contact part 345; the actuating device is arranged at the back of the insertion part and can push the insertion part to move in the insertion direction, the actuating device comprises a spring 41 and a connecting part 42, the connecting part is propped by the spring forwards and is provided with a second contact part 423, the second contact part 423 is matched with the first contact part 345, one of the first contact part and the second contact part is in shape of an internally sunken spherical surface and the other one is in a shape of convex spherical surface, thus the first contact part and the second contact part can form universal contact. By means of the universal contact between the actuating part and the insertion part of the connector disclosed by the invention, the lateral component force of the spring can be largely reduced, and the situation of the skewed insertion part can be avoided.
Description
[technical field]
The present invention relates to connector, it can transmission of electric signals and light signal.
[background technology]
USB (Universal Serial Bus, USB) interface, as a kind of input/output interface of standard, has been widely used in the design of numerous electronic equipments.1994,7 world-renowned computers such as Intel, Compaq, numeral, IBM, Microsoft, NEC, Northern Telecom and communication company combined establishment LiaoUSB association (USB-IF), tentatively set up USB interface standard.Up to the present, the successively issue of USB association the versions such as 1.0,1.1,2.0 and 3.0, and the transmission rate of USB is also little by little being improved.Along with the development of electronics industry and the progress of technology, people are still constantly improving the transmission rate of USB hardy, had at present a kind of can transmission optics signal further to improve the USB connector of transmission rate, this connector generally includes insulating body, be fixed on conducting terminal on insulating body, in order to carry out the fiber device of optical delivery and be located on insulating body and support forward the spring of fiber device.Insulating body is provided with accepting groove, when this USB connector connects with the same butt connector with fiber device, this fiber device can slide backward under the supporting of spring in accepting groove, when this USB connector is not docked with butt connector, thereby fiber device conveniently again docks to restore to the original state to front slide under the supporting of spring.Yet, fiber device forward, slide backward while compressing spring, the swing of compression deformation of the spring easily generation left and right or above-below direction, easily crooked at above-below direction or left and right directions generation when fiber device is slided in accepting groove, thus be unfavorable for that the fiber device on this fiber device and butt connector connects.
[summary of the invention]
The object of the present invention is to provide a kind of connector, avoid Plug Division mobile in it that crooked phenomenon occurs.
For achieving the above object, the present invention can adopt following technical scheme: a kind of connector, comprise insulating base, Plug Division and actuation gear, and insulating base is provided with host cavity and defines a grafting direction; It is interior and removable along grafting direction in host cavity that Plug Division is housed in host cavity, and the front end face of this Plug Division forms interface, and rear end face has protruded out a cylinder, and the free end of this cylinder forms the first contact site; Actuation gear is positioned at the rear of Plug Division and can promotes Plug Division and moves along grafting direction, this actuation gear comprises spring and connecting portion, connecting portion is compressed forward by spring and has the second contact site coordinating with the first contact site, it is characterized in that: one of them contact site of the first contact site and the second contact site is the dome shape caving inward, another contact site is the dome shape for protruding, forms universal contact between two contact sites.
Compared to prior art, actuation gear of the present invention is universal contact with Plug Division, can significantly reduce the cross component force of spring, avoids the crooked phenomenon in Plug Division.
[accompanying drawing explanation]
Fig. 1 is the stereogram of opto-electric connector the first embodiment of the present invention.
Fig. 2 is the part three-dimensional exploded view of Fig. 1.
Fig. 3 is the three-dimensional exploded view that the insulating base in Fig. 2 is followed the first shielding casing.
Fig. 4 is the part three-dimensional exploded view of the insulating base in Fig. 3.
Fig. 5 is the three-dimensional exploded view of insulating base, light transmission module and actuation gear in Fig. 4, and wherein insulating body lower surface upwards.
Fig. 6 is the three-dimensional exploded view of insulating base, light transmission module and actuation gear in Fig. 4, and wherein insulating body upper surface upwards.
Fig. 7 is similar to Fig. 5, has shown another execution mode of the first embodiment.
Fig. 8 is the part three-dimensional exploded view of the insulating base of the second embodiment.
Fig. 9 is the part three-dimensional exploded view that in Fig. 8, actuation gear takes out.
Figure 10 is similar to Fig. 9, has shown another execution mode of the second embodiment.
Figure 11 is the part three-dimensional exploded view of the insulating base of the 3rd embodiment.
Figure 12 is the part three-dimensional exploded view that in Figure 11, actuation gear takes out.
Figure 13 is the part three-dimensional exploded view of the insulating base of the 4th embodiment.
Figure 14 is the exploded view of two angles of Figure 13 light transmission module and actuation gear.
[embodiment]
Below in conjunction with drawing, describe the present invention in detail.
Refer to shown in Fig. 1 to Fig. 3, the preferred forms of connector of the present invention is a photoelectricity pin connector 100, and it has plug end 101, cable end 102 and is positioned at the insulation crust 103 shielding between the two.The orthogonal shape of one first shielding casing 21, and burden one insulating base 11, the front end of the lower surface 111 of insulating base contains the first Plug Division (this Plug Division is a light transmission module 3 in the present embodiment) and promotes the mobile actuation gear 4 of this Plug Division fore-and-aft direction (being the grafting direction of butt connector).Coordinate ginseng Fig. 6,110 of the upper surfaces of insulating base are provided with some conducting terminal 19a, 19b, the surrounding of the first shielding casing 21 coated insulation pedestals, the upper surface of itself and insulating base keeps at a certain distance away and forms rectangle receiving space 12, conducting terminal is positioned at receiving space, forms second Plug Division that can complete electric signal transmission.In preferred forms, the setting of these two rows conducting terminals 19a, 19b meets USB3.0 and arranges, and 12 of this receiving spaces meet USB 3.0 sockets of accommodating docking, and this second Plug Division meets usb protocol regulation.3 of modules of light transmission are positioned at the downside of receiving space 12 and are separated by insulating base 11.The surrounding of the first half coated insulation pedestal 11 of the first shielding casing 21, the latter half of upside of main coated insulation pedestal 11, the latter half of downside of one second 22 of shielding casings coated insulation pedestal 11, thus the signal of telecommunication and the light signal being positioned on insulating base covered better.The front end of the second shielding casing 22 upwards bending two bent sheet 221 and be positioned at bent sheet between breach 222 be held in the opening 211 of the first shielding casing 21 and the bent sheet 212 of bending downwards, firm two shielding casings better.The rear end of the second shielding casing 22 has the wing stator 223 of fixed cable.The thin portion structure of insulating base 11, shielding casing 21,22 and conducting terminal is introduced no longer in detail.
Please Fig. 4 and Fig. 5, the front end of the lower surface 111 of insulating base is provided with host cavity 13, and this host cavity does not run through the upper surface 110 of insulating base, and it is isolated with conducting terminal.3 of modules of light transmission are housed in this host cavity 13, the front end face 301 (interface being coupled with butt connector) of this light transmission module 3 is provided with spherical convex lens 31,302 one end that are connected in four optical fiber 32 of rear end face, optical fiber 32 extends back along the slit 113 of insulating base lower surface 111 depressions, until its cable (not icon) with rear end connects, realize the transmission of signal.4 rear ends that are positioned at host cavity 13 of actuation gear, its upper end is fixed with a fixed head 5, short fixed leg 51 (Fig. 6 is clearly visible) that this fixed head is provided with by its lower surface inserts the shrinkage pool 114 that insulating base lower surface is provided with and fixes, and the both sides of this fixed leg 51 have been provided with the horizontal fin 511 of interference effect.The size of host cavity 13 on fore-and-aft direction is less times greater than the size of light transmission module 3, therefore this light transmission module 3 can be on fore-and-aft direction slidably.Under free state, light transmission module 3 moves to foremost under the elastic force effect of actuation gear 4, is positioned at reset condition; The v-notch 33 of light transmission module 3 front end faces is resisted against on the baffle 131 that host cavity 13 front ends are convexly equipped with just, prevents that light transmission module 3 from departing from from host cavity 13 front ends.When having butt connector (not shown) to insert, light transmission module 3 is compressed backward and is recessed in host cavity 13, thereafter end face 302 can be resisted against on the rear surface 132 of host cavity, and butt connector can suitably insert host cavity 13, facilitates both alignings.The structure of actuation gear 4 will be introduced in detail below.
The rear end face 302 of light transmission module 3 protrudes out a cylinder 34 in position therebetween backward, cylindrical free end forms first contact site 341 with a summit for outstanding hemisphere is planar, the lower surface 111 of insulating base 11 is provided with groove 14 at contiguous host cavity 13, a reference column 15 extends to host cavity 13 directions in this groove, this reference column 15 does not extend to the rear surface 132 of host cavity, so, there is one section of groove with between the rear surface 132 of host cavity in reference column 15, the inner bottom surface of this groove is smooth cylindrical inner wall face structure.One end of a coil spring 41 is set on this reference column 15.A cross section becomes the connecting portion that is column 42 of T font to comprise cylindrical portion 421 and shade portion 422, and the front end end face 423 of this shade portion is plane, and the free end of cylindrical portion 41 inserts in the other end of spring 41.This spring and connecting portion have formed actuation gear 4.As Fig. 4 is clear, can show, after light transmission module 3 and actuation gear 4 installations, the first contact site 341 is against on the end face 423 of shade portion just, and this end face 423 forms the second contact site coordinating with the first contact site.Spring 41 makes rear end face 302 from light transmission module 3 to the elastic force of its direction of both ends is with keep at a certain distance away between the rear surface 132 of host cavity (being reset condition); After butt connector inserts, it is pressed on the second contact site 423 of shade portion by the first contact site 341, and Compress Spring 41 moves backward, and light transmission module 3 can move to the rear portion of host cavity 13 backward.Please note, spring 41 is positioned at arc groove 14 can be limited it and only along fore-and-aft direction, move, and the limiting wall 141 that the insulating base of reference column 15 both sides forms contributes to spring 41 can not depart from by self-align post 15.The first contact site 341 provides a point with the second contact site 423 contacts that are plane, so, can significantly reduce spring 41 cross component forces (residue frictional force slightly), make spring only provide light transmission module to move forward and backward required positive force, reduce side force and can avoid the crooked bad phenomenon of light transmission module 3.Certainly, while producing small skew when light transmission module 3 moves backward, the form of this face contact can make spring do suitable correction.In conjunction with Fig. 3, the lucky alignment springs 41 of slit 52 to open front that the centre of fixed head 5 is provided with, when spring compresses optical fiber 32 and actuation gear 4, this slit 52 can not rub to mobile generation of spring 42.The size that need to coordinate spring 41 to inside contract while it should be noted that cylindrical portion 421 with the Design of length of reference column 15.
The present invention mainly, in order to realize light transmission module with forming the contact of some face between actuation gear, introduces other embodiment based on this principle below again, and same structure is not repeating, article difference.Such as for stable connecting portion 42, spring 41 and the reference column 15 that connects above-mentioned the first embodiment better, can be designed to: as shown in Figure 7, suitably reduce the size of cylindrical portion 421, in reference column 15, be provided with accordingly hole 151, cylindrical portion 421 is plugged in to the hole 151 of reference column and can moves forward and backward in hole 151, so, complete while actuating function, the cooperation between three parts is more stable.Certainly, also can strengthen the size of cylindrical portion 421, be provided with hole within it, reduce the diameter of reference column 15, so, reference column can be inserted in the hole of cylindrical portion and move within it, form the structure of similar piston.
Fig. 8 and Fig. 9 have shown the situation of the second embodiment.The end face 423 of the shade portion 422 of connecting portion 42 is outstanding spherical, have summit, the second contact site that this end face 423 forms provides a contact, contrary, 302 of the rear end faces of light transmission module 3 directly form the first contact site, and this first contact site provides face contact.The light transmission module 3 of the present embodiment is with forming the contact of some face between actuation gear 4.The two ends of spring 41 coordinate respectively cylindrical portion 421 with reference column 15.Figure 10 has shown another status of implementation, strengthens the diameter of cylindrical portion 421, makes the size of the similar shade of its size portion, offers a hole 4211 in cylindrical portion 421, corresponding, suitably reduces the size of reference column 15.During cooperation, reference column 15 inserts in hole 4211 and can move forward and backward in hole.The stability of these structure changeable three parts.The second contact site is except forming with sphere some contact, and this can utilize the top of bullet or one or several salient point in plane to form.
Figure 11 and Figure 12 have shown the situation of third embodiment of the invention.Connecting portion 43 adopts steel ball structure, and it is positioned at one end of spring 41, and the opposite side of steel ball provides one can put the second contact site 433 of contact, and 302 of the rear end faces of light transmission module 3 form the first contact site.First, second contact site forms the contact of some face.Host cavity 13, being provided with the conduit 133 to lower recess near rear surface place, can limit steel ball rolling; Can certainly two projections protruding upward, limit steel ball rolling.For increasing steel ball with the connection of spring, can be integrally formed a cylindrical portion in a side of steel ball, cylindrical portion is housed in one end of spring can increase both stable connections.
Figure 13 and Figure 14 have shown the 4th embodiment, and its contact principle, with first first three embodiment is different, has adopted the universal way of contact.The centre position of the rear end face 302 of light transmission module 3 protrudes out a cylinder 34, and this cylindrical free end 345 is the dome shape caving inward, and the shade portion 422 of connecting portion 42 is the dome shape for protruding at the front end end face 423 forming near its front end 4221 places.Free end forms the first contact site, and front end end face 423 forms the second contact site, forms universal contact between the two, can realize Multi-contact, also can reduce the harmful effect that light transmission module is subject to cross component force, adds the polarization of high light transmission mode group initial position.Certainly also can improve crooked bad phenomenon in light transmission module moving process.Certainly, also can adopt another kind of execution mode, be about to the first contact site and arrange to outstanding dome shape, and the second contact site setting be the dome shape caving inward, and between both, also can reach the universal way of contact.
Claims (9)
1. a connector, comprises insulating base, Plug Division and actuation gear, and insulating base is provided with host cavity and defines a grafting direction; It is interior and removable along grafting direction in host cavity that Plug Division is housed in host cavity, and the front end face of this Plug Division forms interface, and rear end face has protruded out a cylinder, and the free end of this cylinder forms the first contact site; Actuation gear is positioned at the rear of Plug Division and can promotes Plug Division and moves along grafting direction, this actuation gear comprises coil spring and connecting portion, connecting portion comprises cylindrical portion and shade portion, the front end end face of shade portion forms the second contact site coordinating with the first contact site, it is characterized in that: one of them contact site of the first contact site and the second contact site is the dome shape caving inward, another contact site is the dome shape for protruding, forms universal contact between two contact sites; Above-mentioned insulating base is provided with the reference column protruding to host cavity direction, and the two ends of above-mentioned coil spring are set in respectively the outside of above-mentioned cylindrical portion and reference column, and connecting portion is compressed forward by coil spring; Above-mentioned actuation gear upper end is fixed with fixed head, is provided with the slit to open front, the lucky alignment line coil spring of this slit in the middle of above-mentioned fixed head; The short fixed leg that above-mentioned fixed head is provided with by its lower surface inserts the shrinkage pool that insulating base lower surface is provided with and fixes.
2. connector as claimed in claim 1, is characterized in that: the free end of cylinder is the dome shape of depression, the dome shape of the end face of connecting portion for protruding.
3. connector as claimed in claim 1, is characterized in that: the dome shape of the free end of cylinder for protruding, the end face of connecting portion is the dome shape of depression.
4. connector as claimed in claim 1, is characterized in that: the lower surface of insulating base is provided with groove at contiguous host cavity, and reference column extends to host cavity direction in this groove, and the inner bottom surface of groove is smooth cylindrical inner wall face structure.
5. connector as claimed in claim 3, is characterized in that: connecting portion is the column structure that a cross section is T font.
6. connector as claimed in claim 2 or claim 3, is characterized in that: in one of the cylindrical portion of connecting portion or reference column, be provided with hole, another structure of cylindrical portion or reference column is inserted in this hole and can in hole, be moved under the actuating of coil spring.
7. connector as claimed in claim 1, is characterized in that: aforementioned Plug Division is light transmission module, and some optical fiber is positioned at insulating base and is connected in the rear end face of Plug Division.
8. connector as claimed in claim 7, is characterized in that: insulating base forms a receiving space at the opposite side that Plug Division is installed, and some conducting terminals are positioned at this receiving space, form another Plug Division.
9. connector as claimed in claim 8, is characterized in that: by the first shielding casing, the surface with insulating base forms above-mentioned receiving space, and it is spaced apart with host cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010197201.7A CN102280766B (en) | 2010-06-10 | 2010-06-10 | Connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010197201.7A CN102280766B (en) | 2010-06-10 | 2010-06-10 | Connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102280766A CN102280766A (en) | 2011-12-14 |
| CN102280766B true CN102280766B (en) | 2014-05-07 |
Family
ID=45106028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010197201.7A Expired - Fee Related CN102280766B (en) | 2010-06-10 | 2010-06-10 | Connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102280766B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683994A (en) * | 2012-06-13 | 2012-09-19 | 昆山嘉华电子有限公司 | Electric connector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM370856U (en) * | 2009-05-25 | 2009-12-11 | Hon Hai Prec Ind Co Ltd | Connector |
| CN201438224U (en) * | 2009-05-18 | 2010-04-14 | 富士康(昆山)电脑接插件有限公司 | connector |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7077576B2 (en) * | 2003-09-30 | 2006-07-18 | Corning Cable Systems Llc | Fiber optic connection for applying axial biasing force to multifiber ferrule |
| US20100080519A1 (en) * | 2008-09-30 | 2010-04-01 | Jamyuen Ko | Connector alignment using alignment bumps and notches |
| CN201497817U (en) * | 2009-04-30 | 2010-06-02 | 富士康(昆山)电脑接插件有限公司 | Connector |
-
2010
- 2010-06-10 CN CN201010197201.7A patent/CN102280766B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201438224U (en) * | 2009-05-18 | 2010-04-14 | 富士康(昆山)电脑接插件有限公司 | connector |
| TWM370856U (en) * | 2009-05-25 | 2009-12-11 | Hon Hai Prec Ind Co Ltd | Connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102280766A (en) | 2011-12-14 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20160610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |