CN102738612A

CN102738612A - Electric connector

Info

Publication number: CN102738612A
Application number: CN2011100820098A
Authority: CN
Inventors: 张金江; 徐正华
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2011-04-01
Filing date: 2011-04-01
Publication date: 2012-10-17
Anticipated expiration: 2031-04-01
Also published as: CN102738612B

Abstract

Disclosed is an electric connector, comprising an insulating body, a center terminal accommodated in the insulating body and a cylindrical outer shell coated outside the insulating body. The insulating body is provided with an accommodating hole, and the center terminal includes a fixing part fixed in the accommodating hole of the insulating body and a butting part pivoted to the fixing part, wherein the butting part can rotate inside the accommodating hole so that compensation butt under the condition that relatively long offset of a butting connector occurs can be realized.

Description

Electric connector

[technical field]

The present invention relates to a kind of electric connector, relate in particular to the electric connector that a kind of center terminal can be done to pivot.

[background technology]

Radio frequency (RF) coaxial connector can be used for circuit board to circuit board, circuit board to radio-frequency module or radio-frequency module interconnecting to radio-frequency module.In these application scenarios, market developing trend then is that the tolerance of two relative positions between the connected element is increasing, and their manufacturing is just easy further like this, and corresponding cost is also lower.

The prior art relevant with the present invention can be the patent of US6497579 with reference to U.S.'s notification number; This patent discloses a kind of switching electric connector; This switching electric connector comprises insulating body, shell and is contained in the center terminal in the insulating body, and said center terminal is immobilizated in the insulating body, and insulating body has two relative butt joint chambeies; Center terminal has two relative butt ends; Two butt ends are revealed in respectively in the two butt joint chambeies and peg graft for butt connector, and two butt ends are concaved with short slot, make the butt end have certain strain.Generally speaking, when two plate end-fires frequency connectors that do not line up were inserted in switching electric connector two ends, corresponding resilient bias can flexibly be made in the butt end of switching electric connector, thus but the skew between corresponding compensation two butt connectors.Yet the elastic deformation amount of butt end is limited after all, thereby side-play amount is not very big, and strain can damage center terminal, will be at a loss as to what to do under the big situation of offset distance when running into, and can receive resilient bias and also have the restriction on the offset direction.

Therefore, necessary existing electric connector is improved.

[summary of the invention]

The object of the present invention is to provide a kind of electric connector that center terminal pivots that improves.

For solving the problems of the technologies described above; The objective of the invention is to realize: a kind of electric connector through following technical scheme; It comprises insulating body, is contained in the center terminal of insulating body and is coated on the outer cylindrical case of insulating body; Said insulating body has containing hole, and said center terminal comprises fixed part that is fixed in the insulating body containing hole and the docking section that is articulated in fixed part, and the docking section can rotate in containing hole.

Compared with prior art; The present invention has following beneficial effect: center terminal comprises fixed part that is fixed in the insulating body containing hole and the docking section that is articulated in fixed part; Because the docking section is connected for articulating with fixed part; The docking section can be around fixed part rotation, when running into the big situation of butt connector offset distance, the docking section can comprehensive rotation to adjust.

[description of drawings]

Fig. 1 is the stereogram of the first embodiment electric connector.

Fig. 2 is the three-dimensional exploded view of the first embodiment electric connector.

Fig. 3 is the three-dimensional exploded view of the center terminal of the first embodiment electric connector.

Fig. 4 is the profile of electric connector shown in Figure 1 along the A-A line.

Fig. 5 is Fig. 4 electric connector and the parallel plate end-fire profile of coaxial connector mated condition frequently.

Fig. 6 is installed on the profile of circuit board for another embodiment electric connector.

[embodiment]

See also Fig. 1 to shown in Figure 5; The present invention has disclosed a kind of switching electric connector 100; Be used for two be mounted to parallel circuit boards 400,400 ' plate end-fire frequently coaxial connector 200,300 dock, electric connector comprises insulating body 1, is contained in the center terminal 2 in the insulating body and is coated on insulating body 1 cylindrical case 3 outward.

See also Fig. 2 and combine shown in Figure 4; Insulating body 1 is roughly cylindricality and is shape setting small in ends broad in the middle; Have central base portion 11 and be positioned at the junction surface 12 at base portion two ends; This insulating body has two

relative interface

13a, 13b, and this insulating body is provided with a containing hole 14 of accommodating said center terminal 2 that runs through two interface 13a, 13b.Base portion 11 periphery rings of said insulating body are provided with flange 111, and flange 111 is as being fixed in the cylindrical case 3 insulating body, and the junction surface 12 at the two ends of insulating body is protruded out by the central base portion one and forms and have certain tapering.

See also Fig. 2 to shown in Figure 5; Cylindrical case 3 has relative internal face 31, outside wall surface 32 and has two relative end faces; Run through both ends of the surface and form a receiving space 33; Said insulating body 1 is contained in the receiving space, the junction surface at insulating body 1 two ends 12 and receiving space 33 common 3 liang of terminal relatively host cavities 34 of cylindrical cases that form, and this host cavity 34 is used to dock accommodates two parallel plate end-fires coaxial connector 200,300 frequently.In order to limit fixed insulation body 1; The peripheral region of the flange 111 of the internal face 31 corresponding insulating bodies 1 of cylindrical case 3 is equipped with the groove 311 with flange 111 mutual snaps into position; Further; The outside wall surface 32 of cylindrical case 3 is in its peripheral region in respective slot 311 and does some riveting processing, and fixed insulation body 1 that like this can be more firm is in cylindrical case.Cylindrical case 3 is distributed in circumference and is connected internal face 31 and the slit 35 of outside wall surface 32 by two terminal relatively offering along its axis direction; The ora terminalis place of the outside wall surface 32 that cylindrical case two is terminal relatively convexes with the flange 321 of arc; It is in order to make cylindrical case 3 have better strain that slit 35 is provided with; Flange 321 is as the intensity of the end that strengthens cylindrical case 3; When electric connector 100 docked with plate end-fire frequency coaxial connector 200,300, cylindrical case can supply the flexible grafting of radio frequency (RF) coaxial connector, was unlikely to make cylindrical case deflection stress deformation under the two plate end-fires situation that coaxial connector 200,300 misaligns frequently.

See also Fig. 2 to shown in Figure 4, center terminal 2 is made up of three parts, is respectively the docking section 22 that is positioned at middle fixed part 21 and is positioned at the fixed part two ends, and said docking section 22 is articulated in the two ends of fixed part 21.Introduce the structure of articulated section and fixed part below in detail, docking section 22 has spigot 221 and and the pivot end 222 relative to spigot.The fixed part two ends be concaved with recess 211 for pivot end 222 plant be articulated in, pivot end 222 and to being connected with the link 223 of a diameter between the spigot 221 less than pivot end 222.After the pivot end 222 of docking section 22 is inserted in recess 211; 22 link 223 places do to receive riveting setting (being usually said closing in) to the ora terminalis of recess 211 in the docking section; Pivot end is the sphere setting; And be set to equally cooperate sphere with pivot end with the recess 211 of pivot end pivot joint, so the docking section just can freely pivot around fixed part, and the resistance that pivots is little and level and smooth.Said docking section 22 spigot 221 then is arranged with out butt hole 2211, use for radio frequency (RF) coaxial connector 200,300 butt joint and plant.Smooth and easy in order to dock; This butt hole 2211 has certain guiding angle; Spigot is further offered the breach 2212 that is communicated with butt hole along axis direction; The setting of breach 2212 is in order to make when butt joint butt hole have the strain space, thereby makes and the radio frequency (RF) coaxial connector that docks 200,300 formation flexible dockings.Said center terminal 2 is contained in the containing hole 14 of insulating body 1, and wherein fixed part 21 periphery rings of center terminal are provided with the interference part 212 that is the inclination lead angle, through interference part 212 center terminal is fixed in the containing hole 14.Said containing hole 14 has different internal diameter settings; The pars intermedia 141 of containing hole is and fixed part 21 interference engagement; The internal diameter of containing hole is unsuitable excessive here, quite gets final product with fixed part, and the end 142 at the two ends of pars intermedia 141 is used for ccontaining docking section 22; The internal diameter of this place's containing hole makes docking section 22 pivot in the containing hole herein greater than the external diameter of docking section 22.

In conjunction with shown in Figure 5, introduce the present invention's electric connector 100 and parallel plate end-fire opposite joining relation of coaxial connector 200,300 frequently of transferring below.When said radio frequency (RF) coaxial connector 200,300 docks with electric connector 100; The center terminal 201,301 of radio frequency (RF) coaxial connector 200,300 is inserted in the butt hole 2211 of docking section 22 of electric connector 100; When parallel plate end-fire frequently coaxial connector 200,300 misalign because of skew situation the time; The docking section 22 of center terminal 2 can be used as pivotal adjustment to remedy the side-play amount between the radio frequency (RF) coaxial connector; The pivotable setting of this kind center terminal especially is adapted under side-play amount is big between the radio frequency (RF) coaxial connector the situation, can not damage center terminal and can make 360 degree rotation adjusting around fixed part.

More than being merely first embodiment of the invention, is another embodiment of the present invention below, consults shown in Figure 6; A kind of electric connector 100 '; Be used for installing as for circuit board 1 ', electric connector comprises insulating body 2 ', is contained in the center terminal 3 ' of insulating body and is coated on the outer cylindrical case 4 ' of insulating body that said electric connector 100 ' has the host cavity 41 ' that is positioned at cylindrical case 4 ' end; Insulating body 2 ' has the containing hole 21 ' of ccontaining center terminal 3 '; Center terminal comprises fixed part 31 ' that is fixed in insulating body and the docking section 32 ' that is articulated in fixed part, and wherein the external diameter of docking section 32 ' is less than the internal diameter of containing hole 21 ', and fixed part 31 ' is provided with the recess 311 ' that articulates docking section 32 '; Docking section 32 ' has the pivot end 321 ' that is inserted in the recess 311 '; Recess 311 ' passes through to receive riveting with pivot joint pivot end 321 ' at the ora terminalis place, thereby makes center terminal 3 ' have the pivotal adjustment function, and said docking section 32 ' is revealed in the host cavity 41 ' and can in host cavity, pivots; The docking section have with respect to pivot end 321 ' to spigot 322 '; Supply butt connector (not shown) to plant to spigot, be different from most preferred embodiment, present embodiment is single-ended pivoted setting.

Technology contents of the present invention and technical characterstic disclose as above, yet those of ordinary skill in the art still possibly carry out all replacement and modifications that does not deviate from spirit of the present invention based on teaching of the present invention and announcement.Therefore, protection scope of the present invention should be not limited to the content that execution mode discloses, and comprises various do not deviate from replacement of the present invention and modifications, is the present patent application claim and contains.

Claims

1. electric connector; It comprises insulating body, is contained in the center terminal of insulating body and is coated on the outer cylindrical case of insulating body; Said insulating body has containing hole; It is characterized in that: said center terminal comprises fixed part that is fixed in the insulating body containing hole and the docking section that is articulated in fixed part, and the docking section can rotate in containing hole.

2. electric connector as claimed in claim 1 is characterized in that: said center terminal has the docking section respectively at the two ends of fixed part.

3. according to claim 1 or claim 2 electric connector is characterized in that: said docking section have to spigot and with the pivot end relative to spigot, fixed part is provided with recess, pivot end is planted and also is articulated in recess.

4. electric connector as claimed in claim 3 is characterized in that: said pivot end and to being connected with the link of a diameter less than pivot end between the spigot, the ora terminalis of recess is received the riveting setting in the link place.

5. electric connector as claimed in claim 4 is characterized in that: said fixed part is provided with the interference part that is to tilt lead angle at its periphery ring, and containing hole is fixed in this interference part.

6. electric connector as claimed in claim 5 is characterized in that: said docking section is by being arranged with out butt hole to spigot, and butt hole has guiding angle and spigot is offered the breach that is communicated with butt hole along axis direction.

7. electric connector as claimed in claim 6 is characterized in that: said pivot end is the sphere setting, and recess is set to the sphere that cooperates with pivot end.

8. electric connector as claimed in claim 7; It is characterized in that: said cylindrical case has relative internal face and outside wall surface; The internal face periphery is concaved with groove, and the insulating body periphery is provided with the flange that cooperatively interacts with groove, outer wall respective slot place's point riveting of cylindrical case.

9. electric connector as claimed in claim 8 is characterized in that: said insulating body is broad in the middle small in ends and have the base portion in the middle of being positioned at and be positioned at the junction surface at base portion two ends, and junction surface and cylindrical case form a host cavity, and the junction surface has certain taper.