CN201796160U

CN201796160U - Connector

Info

Publication number: CN201796160U
Application number: CN2010205027370U
Authority: CN
Inventors: 林宪助; 廖启男
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: 2010-08-24
Filing date: 2010-08-24
Publication date: 2011-04-13
Anticipated expiration: 2020-08-24

Abstract

The utility model discloses a connector, which comprises an insulation body (1), an optical module (3), an optical fiber (8), an elastic component (4) and a casing (7). The insulation body comprises a main body and a tongue plate extending forward from the main body, and the tongue plate is provided with an accommodating groove (121); the optical module comprises a base and a lens mounted on the base, and the base is positioned in the accommodating groove and can slide forwards and backwards; the optical fiber is connected to the lens of the optical module; the elastic component is positioned between the base of the optical module and the insulation body; the casing (7) is provided with a frame body (711), in which the insulation body is assembled; a flange (1210) is formed at the front part of the accommodating groove of the insulation body; a stop part (7110) is formed at the front end of the frame body of the casing; the flange and the stop part together form a mouth-contracting structure; and the front part of the optical module is closed to the mouth-contracting structure.

Description

Connector

[technical field]

The utility model is relevant a kind of connector, refers in particular to a kind of connector that can be used for transmitting photosignal.

[background technology]

(Universal Serial Bus, USB) interface has been widely used in numerous design of electronic devices as a kind of input/output interface of standard USB (universal serial bus).1994, famous computing machine in the 7 tame worlds such as Intel, Compaq, numeral, IBM, Microsoft, NEC, Northern Telecom and communication company united and have set up USB association (USB-IF), tentatively set up the USB interface standard.Up to the present, the successively issue of USB association versions such as 1.0,1.1,2.0 and 3.0, and the transfer rate of USB also little by little is being improved.Development and development of technology along with electronics industry, people are still in the transfer rate that constantly improves USB hardy, but the someone develops the USB connector of a kind of transmission optics signal with further raising transfer rate at present, related art can be consulted in disclosed Chinese invention patent application on January 14th, 2009 and be disclosed a kind of connector that transmits the light signal that is disclosed for CN101345358A number, and this connector comprises insulating body, be fixed in the conducting terminal on the insulating body and be located on the insulating body and in order to carry out the optical module of light signal transmission.The optical module of connector maintains static on insulating body, and when this connector docked with the butt connector that has optical module equally, this optical module can provide light signal transmission effect.So, because optical module and insulating body are fixed together, deviation is excessive when making as if the optical module of this connector, then has influence on the normal performance of its effect.So, adopting floating type optical module, then can address the above problem.Yet, dispose long-term use of connector of floating type optical module after, dust in air enters into connector inside, is filled into the space between optical module and the insulating body, also can influence the normal use of the connector of this kind structure.

[utility model content]

Fundamental purpose of the present utility model is to provide a kind of connector with dust reduction capability.

For reaching above-mentioned purpose, the utility model connector adopts following technical scheme: a kind of connector, and it comprises: insulating body, optical module, optical fiber, elastic component and shell; Insulating body comprises the hyoplastron that main part and autonomous body extend forward, and hyoplastron is provided with accepting groove; Optical module comprises pedestal, is installed in the lens on the pedestal, and pedestal places in the accepting groove and can slide along fore-and-aft direction; Optical fiber is connected to the lens of optical module; Elastic component places between the pedestal and insulating body of optical module; Shell has frame, and insulating body is assembled in the frame; The front portion of the accepting groove of described insulating body is provided with flange, and the frame front end of described shell forms stop part, and flange and stop part form throat structure jointly, and contiguous this throat structure in the front portion of optical module.

Compared with prior art, the utlity model has following beneficial effect: the stop part on the flange of insulating body and the frame of housing forms throat structure jointly, and contiguous this throat structure in the front portion of optical module, thereby can effectively stop dust to enter into the inside of the accepting groove of insulating body.

[description of drawings]

Fig. 1 is the constitutional diagram of the utility model connector.

Fig. 2 is the exploded view of connector among Fig. 1.

Fig. 3 is the view of another angle of Fig. 2.

Fig. 4 is the unit assembly drawing of connector.

Fig. 5 is that connector among Fig. 1 is along the sectional view of A-A direction.

[embodiment]

Please refer to Fig. 1 to shown in Figure 5, the utility model connector 100 is a pin connector, locating piece 6, the shell 7 of coated insulation body 1 and the optical fiber 8 that is connected with optical module 3 that it comprises insulating body 1, be retained on complex conduction terminal 2 on the insulating body 1, be installed in optical module 3 on the insulating body 1, be clamped in elastic component 4 (being spring in the present embodiment) between insulating body 1 and the optical module 3, be retained on pedestal 5 on the insulating body 1, match with pedestal 5.

Insulating body 1 comprises the hyoplastron 12 that the front end of main part 11 and autonomous body 11 extends forward.

The rear portion of the front portion of the top of the main part 11 of insulating body 1 and hyoplastron 1 top is provided with a pair of groove that is separated from each other 111, and these groove 111 front portions are wide than its rear portion and middle part, thereby makes this groove 111 become gradually-reducing shape along fore-and-aft direction.Each groove 111 middle part is provided with elongated rib 1111.Rear portion, main part 11 top is provided with holding slot 112, and the front portion of holding slot 112 is wide than the rear portion, and this holding slot 112 connects with groove 111.The below of main part 11 is provided with host cavity 113, and pedestal 5 is fixed in the host cavity 113.The front upper of hyoplastron 12 is concaved with the fluting 122 that an accepting groove 121 and is positioned at accepting groove 121 rears and connects with accepting groove 121 downwards.Accepting groove 121 also connects with aforementioned grooves 111.Accepting groove 121 is dark than groove 111.Fluting 122 is positioned at aforementioned a pair of groove 111 anteriomedial positions.Be provided with reference column 1221 in this fluting 122.The rear end of elastic component 4 is accommodated and is fixed in the fluting 122.Reference column 1221 is inserted in the elastic component 4.

The front end centre position of hyoplastron 12 extends upward and forms a front wide and rear narrow roughly V-shaped stop block 124.Two side positions of hyoplastron 12 front ends are provided with pair of flanges 1210, the both sides that this is built in accepting groove 121 front portions and lays respectively at stop block 124 flange 1210.It is L shaped that flange 1210 roughly becomes.

The below of hyoplastron 12 is provided with one and ranked first terminal groove 127 and a ranking in second terminal groove 128 at the first terminal groove 127 rears.

Arranging of conducting terminal 2 meets the USB3.0 transmission standard, and it comprises the first terminal 21 and second terminal 22, and the first terminal 21 and second terminal 22 are lined up two rows.

The first terminal 21 comprises flat first contact site 211, first afterbody 213 and connects first contact site 211 and first holding parts 212 of first afterbody 213.Second terminal 22 comprises flexible second contact site 221, second afterbody 223 and connects second contact site 221 and second holding parts 222 of second afterbody 223.This first contact site 211 is housed in the first terminal groove 127, second contact site 221 is housed in second terminal groove 128, thereby make win contact site 211 and second contact site 221 be positioned at the below of hyoplastron 12 jointly and form before and after two rows that arrange, this first holding parts 212 is retained in the main part 11 of insulating body 1, second holding parts 222 is retained in the pedestal 5, thereby locating piece 6 matches with pedestal 5 and second terminal 22 can be fixed in the insulating body 1 better.In other embodiments, this first terminal 21 can be inlayed to bury and be molded in the insulating body 1, and this second terminal 22 can be inlayed earlier to bury and together be assembled on the insulating body 1 with pedestal 5 after being molded on the pedestal 5 again.

Optical module 3 is assembled in the accepting groove 121 of insulating body 1, and the accepting groove 121 interior pedestals 30 that slide along fore-and-aft direction that it is included in insulating body 1 are installed in four lens 33 on the pedestal 30.Optical fiber 8 is connected with lens 33.The front end centre position of pedestal 30 is provided with stop block 124 and matches and front wide and rear narrow V-shaped groove 32.Four lens 33 are arranged in the left and right sides of the V-shaped groove 32 of pedestal 30 respectively.

Optical fiber 8 in holding slot 112 extends into groove 111, and be linked to lens 33 rear ends with lens 33 optically-coupled, thereby high speed optical signal transmission is provided.Groove 111 has front wide and rear narrow structure, and optical fiber left and right sides activity space both can be provided, and helps increasing the unsteady effect of optical module 3; Can make optical fiber 8 be positioned more reliably not weld mutually with first afterbody 213 of the first terminal 21 and second afterbody 223 of second terminal 22 and do not influence metal core wire (not shown) on the insulating body 1 again.Rib 1111 in the groove 111 is used for two optical fiber 8 in the same groove 111 spaced apart, prevents to twine between the optical fiber 8, influences the transmission of light signal.

Pedestal 30 the both sides of two lens 33 be provided with pilot hole 34 with butt connector (not shown) on cylinder connect, thereby make the center line complete matching of pin connector and the connector that docks, guarantee the quality of light signal transmission.The rear end of pedestal 30 is provided with the projection 36 of projection backward, and the front end of elastic component 4 is fixed on the projection 36, and this elastic component 4 is clamped between insulating body 1 and the pedestal 30 to support pedestal 30 forward.

Optical module 3 lays respectively at insulating body with the first terminal 21 and second terminal 22, and about in the of 1 both sides, and the lens 33 in the pedestal 30 of optical module 3 are positioned at the place ahead of the first terminal 21 and second terminal 22.Adopt above-mentioned method for designing, can reduce the volume of whole connector, and make things convenient for the assembling of each assembly.

Shell 7 is made by sheet metal, and its coated insulation body 1 is to provide fine shield effectiveness.This shell 7 comprises that the cross section becomes the frame 71 of rectangle and the extension 72 that the cross section becomes U-shaped.Frame 71 comprises the host cavity 710 that upper wall 711, lower wall 712 and the pair of sidewalls 713 that is connected with upper wall 711, lower wall 712 are surrounded.Extension 72 is connected to the lower wall 712 and the sidewall 713 of frame 71, and this extension 72 comprises lower wall 721 and the upwardly extending pair of sidewalls 722 of these lower wall 721 both side edges certainly.Upper wall 711 front ends bending downwards and form a stop part 7110.

Shell 7 is assembled into above the insulating body 1, and wherein the front portion of main part 11 and hyoplastron 12 are inserted in the host cavity 710 of frame 71, and main part 11 rear portions place extension 72.Below the upper wall 711 of frame 71, leave the first certain gap 7112 above the pedestal 30 of optical module 3, leave the second certain gap 7114 below the pedestal 30 of optical module 3 and between the accepting groove 121 of insulating body 1, thereby make things convenient for optical module 3 to slide at insulating body 1 upper edge fore-and-aft direction.And the stop part 7110 on the frame 71 is positioned at the place ahead in first gap 7112, flange 1210 is positioned at the place ahead in second gap 7114, stop part 7110 on flange 1210 and the frame 71 defines/forms throat structure jointly, and contiguous this throat structure in the front portion of optical module 3, thereby can effectively stop dust to enter into the inside of the accepting groove 121 of insulating body 1, and influence the use of this connector 100.

Gap 1120 between the frame 71 of main part 11 rear portions and shell is little than the radial dimension (diameter) of optical fiber 8, thereby optical fiber 8 is limited in the holding slot 112.

The utility model also can comprise a cover plate 13, and this cover plate 13 is installed on above hyoplastron 12 rear portions, is used to hide the optical fiber 8 that is contained in the groove 111.These cover plate 13 lower surfaces are provided with a pair of erection column 131, and this can be interfered erection column and is contained in above the hyoplastron 12 in the corresponding mounting holes 125.

In other embodiments, the utility model comprises that also the auxiliaring shell that a cross section roughly becomes to be inverted U-shaped is assembled in above the extension 72.

When the pin connector insertion has the butt joint socket connector of respective optical module, cylinder on the optical module of the pilot hole 34 on the optical module 3 of pin connector and corresponding butt joint socket connector matches, when the length size of pilot hole 34 and cylinder are inconsistent, the optical module 3 of this pin connector can slide at the acting force lower edge of elastic component 4 fore-and-aft direction and adjust, thereby makes the optical module 3 on the pin connector cooperate reliable with optical module on the corresponding socket connector.After pin connector is extracted, pedestal 30 under the acting force of elastic component 4 to front slide, at this moment, stop block 124 supports in the V-shaped groove 32 of pedestal 30 front ends, this stop block 124 of one side is positioned at optical module 3 front ends and can prevents that optical module 3 from skidding off accepting groove 121 forward, on the other hand, thus this stop block 124 matches with V-shaped groove 32 on the optical module 3 and can prevent optical module 3 rocking on left and right directions.

Above embodiment has disclosed the photoelectricity signal connector by conducting terminal 2 transmission electric signals and lens 33 transmission light signals.And in other embodiments, also can only be configured for transmitting the light signal connector by assemblies such as lens 33 and optical fiber 8.

Claims

1. connector, it comprises: insulating body, optical module, optical fiber, elastic component and shell; Insulating body comprises the hyoplastron that main part and autonomous body extend forward, and hyoplastron is provided with accepting groove; Optical module comprises pedestal, is installed in the lens on the pedestal, and pedestal places in the accepting groove and can slide along fore-and-aft direction; Optical fiber is connected to the lens of optical module; Elastic component places between the pedestal and insulating body of optical module; Shell has frame, and insulating body is assembled in the frame; It is characterized in that: the front portion of the accepting groove of described insulating body is provided with flange, and the frame front end of described shell forms stop part, and flange and stop part form throat structure jointly, and contiguous this throat structure in the front portion of optical module.

2. connector according to claim 1 is characterized in that: described frame has upper wall, and described stop part is formed by the bending downwards of upper wall front end.

3. connector according to claim 2 is characterized in that: have first gap between the upper wall of the pedestal of described optical module and the frame of shell, described stop part is positioned at the place ahead in first gap.

4. according to claim 1 or 3 described connectors, it is characterized in that: have second gap between the pedestal of described optical module and the accepting groove of insulating body, described flange is positioned at the place ahead in second gap.

5. connector according to claim 4 is characterized in that: described flange is L shaped.

6. connector according to claim 5 is characterized in that: described insulating body hyoplastron front end centre position extends upward the formation stop block.

7. connector according to claim 6 is characterized in that: described flange lays respectively at the both sides of stop block.

8. connector according to claim 1 is characterized in that: described connector also comprises the plurality of conductive terminals that is assembled into insulating body.

9. connector according to claim 8, it is characterized in that: described conducting terminal comprises the first terminal and second terminal of lining up two rows, the first terminal comprises first contact site, first afterbody and connects first contact site and first holding parts of first afterbody that second terminal comprises second contact site, second afterbody and connects second contact site and second holding parts of second afterbody.

10. connector according to claim 9 is characterized in that: first contact site of described the first terminal is in second contact site the place ahead of second terminal, and the lens of described optical module are positioned at the place ahead of the first terminal, second terminal.