CN205029053U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN205029053U CN205029053U CN201520681419.8U CN201520681419U CN205029053U CN 205029053 U CN205029053 U CN 205029053U CN 201520681419 U CN201520681419 U CN 201520681419U CN 205029053 U CN205029053 U CN 205029053U
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- shell fragment
- contact arm
- insulating body
- main part
- electric connector
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Abstract
The utility model discloses an electric connector, which comprises an insulation body, the terminal is acceptd in insulator, the sheetmetal is fixed in insulator and is located between two rows of upper and lower terminals, the sheetmetal has the main part, main part one side at least is equipped with the shell fragment, the contained angle has between the plane at shell fragment place and the plane at main part place, the shielding piece has contact arm and the mutual springiness contaction of shell fragment with ground connection, guarantee the ground connection that shielding piece and sheetmetal can be stable, avoid in the influence, the signal transmission of two row lower terminals, electric connector high frequency transmission performance has been guaranteed, and when shielding piece and sheetmetal contact with formation electric connection each other, can form three -dimensional shielding space around two rows of terminals, make electric connector have the shielding effect of ideal, can be with the noise, the interference of signals such as crosstalk falls to minimumly, guarantee that electric connector can reach good high frequency transmission performance.
Description
Technical field
The utility model relates to a kind of electric connector, refers in particular to a kind of electric connector with good high-frequency transmission performance.
Background technology
Along with the development of electronic technology, the signal of electric connector transmission more and more trends towards high-frequency high-speed, therefore the shielding construction of electric connector is had higher requirement, require that shielding construction has better, more stable earthing effect, to meet the demand of society to electric connector high-frequency transmission performance now.Existing a kind of electric connector with shielding construction, comprise an insulating body, described insulating body front end is provided with a docking chamber and inserts with for a pair connecting connector, described insulating body is provided with, lower two row's terminals, on, the front end of lower two row's terminals is all revealed in described docking chamber in order to connect with a butt connector, one sheet metal is located at, between lower two row's terminals, described sheet metal is in order to be soldered on a circuit board with ground connection, described sheet metal is in order in shielding, signal interference between lower two row's terminals, upper in described insulating body front end, lower both sides are also respectively equipped with a shielding sheet, one metal shell is sheathed on described insulating body, two described shielding sheets all contact with ground connection with described metal shell, and two described shielding sheets are not in contact with each other mutually, two the signal interference of described shielding sheet respectively in order to shield on the upside of upper row's terminal and on the downside of lower row's terminal, thus formation shielding construction.
But, due on described insulating body, two described shielding sheets of lower both sides do not contact with each other, and all do not contact with described sheet metal, therefore two described shielding sheets and described sheet metal are upper with the form of independent grounding respectively, lower two row's terminals provide shielding, if any one in two described shielding sheets abuts built on the sand with described metal shell or described sheet metal weld loosens, in the impact of capital, the Signal transmissions of lower two row's terminals, thus affect described electric connector high-frequency transmission performance, and because described shielding sheet and described metalwork do not contact with each other to form electric connection, cannot upper, three-dimensional shielding space is formed around lower two row's terminals, therefore shield effectiveness is undesirable, noise cannot be made, the signal interference such as cross-talk drop to minimum, make the high-frequency transmission performance that described electric connector cannot reach good.
Therefore, the electric connector designing a kind of improvement is necessary, to overcome the problems referred to above.
Summary of the invention
For background technology institute problems faced, the purpose of this utility model is to provide a kind of electric connector with good high-frequency transmission performance.
For achieving the above object, the utility model adopts following technological means:
A kind of electric connector, is characterized in that, comprise an insulating body; Multiple terminal, is contained in described insulating body, and multiple described terminal is arranged in two rows in described insulating body; One sheet metal, be fixed on described insulating body and described in two rows between terminal, described sheet metal has a main part, and described main part at least side is provided with a shell fragment, has an angle between the plane at described shell fragment place and the plane at described main part place; At least one shielding sheet, is fixed on the side of described insulating body, and described shielding sheet has a contact arm and described shell fragment abuts against.
Further, described main part has a stop section in the side being provided with described shell fragment, described contact arm between described shell fragment and described stop section, and abuts against with described shell fragment, and described in the block of described stop section, contact arm is towards the direction displacement away from described shell fragment.
Further, described main part lateral margin is a recessed breach between described shell fragment and described stop section, and described contact arm inserts described breach and abuts with described shell fragment elasticity, contact arm described in the block of described stop section.
Further, described shell fragment tears formation from the side of described breach, makes described shell fragment end be free end, and the side plate face of described contact arm presses on described shell fragment end, and another lateral plates and the described stop section of described contact arm offset.
Further, described contact arm vertically bends from described shielding sheet one end and extends to form towards described main part, and described shell fragment tilts to extend to form from described main part, and the direction that described shell fragment tilts to extend is identical with described contact arm bearing of trend.
Further, described contact arm to extend and width broadens gradually towards described main part from described shielding sheet one end, and described contact arm is greater than the width at described other position of contact arm with the width at the described shell fragment place of abutting.
Further, described shielding sheet has two, two described shielding sheets lay respectively at the both sides up and down of described insulating body, two described shielding sheets are all provided with described contact arm towards described main part extension, be respectively equipped with described shell fragment from described main part relative to both sides, two described contact arms abut against with two described shell fragments respectively.
Further, downward-slopingly from described main part side extend to form described shell fragment and abut against with the described contact arm of described shielding sheet be positioned on the upside of described insulating body, being inclined upwardly from described main part opposite side extends to form described shell fragment and abuts against with the described contact arm of the described shielding sheet be positioned on the downside of insulating body.
Further, from described insulating body rear end face both sides respectively to a front recessed accepting groove, from a described insulating body two lateral walls recessed hollow-out parts respectively, two snap close pieces, be installed on described insulating body and lay respectively at the relative both sides of described sheet metal, snap close piece described in each has a canned paragraph and is fixed on described accepting groove, and described shell fragment is positioned at the front of described canned paragraph, from described canned paragraph forward and extend a bending segment towards the lateral buckling away from described shell fragment and be positioned at described hollow-out parts.
Further, described shielding sheet extends a fixing arm towards described insulating body respectively relative to both sides, the plate face of described fixing arm and the plate face of described contact arm perpendicular, recessed two holddown grooves of described insulating body one side surface, described two fixing arms are fixed on described two holddown grooves.
Further, described insulating body front end has a grafting chamber, terminal described in each has a contact site and stretches into described grafting chamber and connect mutually with a butt connector, and described shielding sheet front end is provided with at least one docking section and protrudes into described grafting chamber and described butt connector abuts against.
Compared with prior art, the utility model has following beneficial effect: described main part side is provided with described shell fragment, between the plane at described shell fragment place and the plane at described main part place, there is described angle, described shell fragment is made to have enough elasticity, described shielding sheet has described contact arm and described shell fragment abuts against, thus make described shielding sheet and the mutual Elastic Contact of described sheet metal with ground connection, thus ensure the ground connection that described shielding sheet and described sheet metal can be stable, even if described shielding sheet does not contact with described metal shell, also can by contacting with abundant ground connection with described sheet metal, even if or described sheet metal weld loosen also can by contacting with abundant ground connection with described shielding sheet, thus can not affect, the Signal transmissions of the described terminal of lower two row, ensure that described electric connector high-frequency transmission performance, and because described shielding sheet is positioned at described insulating body side in order to shield the signal interference outside described terminal, and described sheet metal is positioned at, in order in shielding between the described terminal of lower two row, signal interference between the described terminal of lower two row, when described shielding sheet and described sheet metal contact with each other to form electric connection, three-dimensional shielding space can be formed around the described terminal of two rows, described electric connector is made to have desirable shield effectiveness, can by noise, the signal interference such as cross-talk drop to minimum, ensure the high-frequency transmission performance that described electric connector can reach good.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the utility model electric connector;
Fig. 2 is the sheet metal of the utility model electric connector and shields the schematic diagram that sheet is assembled to insulating body;
Fig. 3 is the schematic diagram that the snap close piece of the utility model electric connector is assembled to insulating body;
Fig. 4 is the stereogram of the sheet metal of the utility model electric connector;
Fig. 5 is the partial sectional view of the utility model electric connector;
Fig. 6 is the partial sectional view at another visual angle of the utility model electric connector.
The drawing reference numeral of embodiment illustrates:
| Insulating body 1 | Grafting chamber 11 | Receiving space 12 | Accepting groove 13 |
| Hollow-out parts 14 | Fluting 15 | Holddown groove 16 | Terminal 2 |
| Contact site 21 | Weld part 22 | Terminal module A | Shielding sheet 3 |
| Contact arm 31 | Fixing arm 32 | Docking section 33 | Grounding parts 34 |
| Sheet metal 4 | Main part 41 | Shell fragment 42 | Breach 43 |
| Stop section 44 | Welding arm 45 | Snap close piece 5 | Canned paragraph 51 |
| Bending segment 52 | Elastic portion 53 | Metal shell 6 | Circuit board 7 |
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
As depicted in figs. 1 and 2, the utility model electric connector is in order to dock a butt connector (not shown), described electric connector comprises an insulating body 1, multiple terminal 2 is contained in described insulating body 1, multiple described terminal 2 is arranged in two rows on described insulating body 1, one sheet metal 4, be fixed on described insulating body 1 and between terminal described in two rows 2, two snap close pieces 5, be fixed on described insulating body 1 and lay respectively at the relative both sides of described sheet metal 4, described two snap close pieces 5 are in order to match fixing with described butt connector, at least one shielding sheet 3, be fixed on the side of described insulating body 1 and abut against with described sheet metal 4, it is peripheral that one metal shell 6 is coated on described insulating body 1, described shielding sheet 3 contacts with described metal shell 6, terminal 2 described in two rows, described sheet metal 4 and described metal shell 6 are all soldered to a circuit board 7.
As shown in Figure 1, Figure 2 with shown in Fig. 6, described insulating body 1 is frame-shaped structure, described insulating body 1 front end has a grafting chamber 11, described grafting chamber 11 is from the recessed formation backward of described insulating body 1 front end face, described grafting chamber 11 is inserted with for described butt connector, from a described insulating body 1 rear end face recessed receiving space 12 forward, described receiving space 12 inserts with for described circuit board 7 front end.Described insulating body 1 offers multiple described terminal groove (non-label) between described grafting chamber 11 and described receiving space 12, and multiple described terminal groove is all connected with described grafting chamber 11 and described receiving space 12.From a described insulating body 1 two lateral walls recessed hollow-out parts 14 respectively, described hollow-out parts 14 runs through the side surface of described insulating body 1, from described insulating body 1 rear end face both sides respectively to a front recessed accepting groove 13, described accepting groove 13 is connected with described hollow-out parts 14.Run through respectively from the upper and lower surperficial both sides of described insulating body 1 and be provided with a fluting 15, described fluting 15 is connected with described hollow-out parts 14.From the upper and lower surface of described insulating body 1 recessed two holddown grooves 16 respectively, the more described fluting of described holddown groove 16 15 is closer to described insulating body 1 front end face.Described insulating body 1 is be symmetrical arranged up and down along the median plane of its horizontal direction, and described insulating body 1 is along the symmetrical setting of median plane of its vertical direction.
As shown in Fig. 1, Fig. 5 and Fig. 6, multiple described terminal 2 correspondence is contained in multiple described terminal groove, and be arranged in two rows in described insulating body 1, described sheet metal 4 is between terminal described in two rows 2, terminal 2 described in two rows is symmetric along the median plane of described insulating body 1 horizontal direction, and described butt connector can just be inserted or anti-plug.Terminal 2 front end described in each is provided with a flexible contact site 21 and stretches into described grafting chamber 11 and connect mutually with described butt connector, and terminal 2 rear end described in each is provided with a weld part 22 and is positioned at described receiving space 12 in order to be soldered to described circuit board 7.
As shown in Fig. 1, Fig. 5 and Fig. 6, described shielding sheet 3 is metal material, and described shielding sheet 3 is fixed on described insulating body 1 side, and between described insulating body 1 and described metal shell 6.In the present embodiment, described shielding sheet 3 has two, two described shielding sheets 3 lay respectively at the both sides up and down of described insulating body 1, in other embodiments, described shielding sheet 3 also can only have one, be positioned at upside or the downside of described insulating body 1, as long as ensure that described shielding sheet 3 abuts against with described sheet metal 4.Shield sheet 3 described in each there is a contact arm 31 to abut against with described sheet metal 4, described contact arm 31 vertically bends from described shielding sheet 3 one end and extends to form towards described main part 41, in the present embodiment, described contact arm 31 extends to form from the rear end of described shielding sheet 3, plate face and the described sheet metal 4 of described contact arm 31 abut against, described contact arm 31 to extend and width broadens gradually towards described sheet metal 4 from described shielding sheet 3 rear end, described contact arm 31 is greater than the width at described other position of contact arm 31 with the width at described sheet metal 4 place of abutting, described sheet metal 4 is increased with the contact area of described contact arm 31, thus make described sheet metal 4 more stable with described contact arm 31 Mechanical Contact, and then make described sheet metal 4 be electrically connected more stable with described shielding sheet 3.The described shielding sheet 3 be positioned on the upside of described insulating body 1 forms described contact arm 31 from one side direction downward-extension, the described shielding sheet 3 be positioned on the downside of insulating body 1 upwards extends to form described contact arm 31 from its opposite side, namely described contact arm 31 mutual dislocation of two described shielding sheets 3 is arranged, thus ensures that the described contact arm 31 on two described shielding sheets 3 can abut against with the relative both sides of described sheet metal 4 smoothly.Shield sheet 3 described in each and relatively extend a fixing arm 32 towards described insulating body 1 respectively in both sides, the plate face of described fixing arm 32 and the plate face of described contact arm 31 perpendicular, described two fixing arms 32 are fixed on described two holddown grooves 16, in order to described shielding sheet 3 is fixed on described insulating body 1.Described shielding sheet 3 front end is provided with at least one docking section 33 and protrudes into described grafting chamber 11 and abut against with described butt connector, and described shielding sheet 3 rear end is provided with at least one grounding parts 34 and contacts with described metal shell 6, with by described shielding sheet 3 ground connection.In the present embodiment, described docking section 33 and described grounding parts 34 all have multiple, in other embodiments, described docking section 33 can only have one or two, equally, described grounding parts 34 also can only have one or two, as long as ensure that described docking section 33 is electrically connected with described butt connector, and described grounding parts 34 contacts with described metal shell 6.
As shown in Fig. 1, Fig. 4 and Fig. 6, described sheet metal 4 is between the described terminal 2 of upper and lower two row, described sheet metal 4 is made for sheet metal, described sheet metal 4 has a flat main part 41, described main part 41 is fixed in described insulating body 1, described main part 41 at least side is provided with a shell fragment 42, and described shell fragment 42 is revealed in described hollow-out parts 14, and described contact arm 31 passes described fluting 15 and is positioned at described hollow-out parts 14 and abuts against with described shell fragment 42.There is between the plane at described shell fragment 42 place and the plane at described main part 41 place an angle (non-label), described angle can be acute angle, obtuse angle or right angle, described angle be arranged so that described shell fragment 42 is positioned at different planes from described main part 41, thus make described shell fragment 42 have enough elasticity to abut with described contact arm 31 elasticity, to make the mutual Elastic Contact of described shielding sheet 3 and described sheet metal 4 with ground connection, thus ensure the ground connection that described shielding sheet 3 and described sheet metal 4 can be stable, even if described shielding sheet 3 does not contact with described metal shell 6, also can by contacting with abundant ground connection with described sheet metal 4, even if or described sheet metal 4 weld loosen also can by contacting with abundant ground connection with described shielding sheet 3, thus can not affect, the Signal transmissions of the described terminal 2 of lower two row, ensure that described electric connector high-frequency transmission performance, and because described shielding sheet 3 is positioned at described insulating body 1 side in order to shield the signal interference outside described terminal 2, and described sheet metal 4 disturbs in order to the signal shielded between the described terminal 2 of two rows between the described terminal 2 of two rows, when described shielding sheet 3 contacts with each other to form electric connection with described sheet metal 4, three-dimensional shielding space can be formed around the described terminal 2 of two rows, described electric connector is made to have desirable shield effectiveness, can by noise, the signal interference such as cross-talk drop to minimum, ensure the high-frequency transmission performance that described electric connector can reach good.
As shown in Fig. 2, Fig. 4 and Fig. 6, described main part 41 leading portion is overlapping with described shielding sheet 3 hindfoot portion, from described main part 41 front end, lopsidedness extends to form described shell fragment 42, and the direction that described shell fragment 42 tilts to extend is identical with the bearing of trend of described contact arm 31.Described main part 41 has a stop section 44 in the side being provided with described shell fragment 42, described contact arm 31 is between described shell fragment 42 and described stop section 44, described main part 41 lateral margin is a recessed breach 43 between described shell fragment 42 and described stop section 44, described shell fragment 42 tears formation from the side of described breach 43, described shell fragment 42 end is made to be free end, described contact arm 31 inserts described breach 43, the side plate face of described contact arm 31 presses on described shell fragment 42 end, another lateral plates and the described stop section 44 of described contact arm 31 offset, described in the block of described stop section 44, contact arm 31 is towards the direction displacement away from described shell fragment 42, make described contact arm 31 firmly can be connected to described shell fragment 42, ensure the ground connection stability of described shielding sheet 3 and described sheet metal 4, described contact arm 31 is avoided to exit described breach 43, and then described contact arm 31 is separated with described shell fragment 42.Both sides, described main part 41 rear end extend back two welding arms 45, and described two welding arms 45 are positioned at described receiving space 12 and are soldered on described circuit board 7.
As Fig. 1, shown in Fig. 4 and Fig. 6, in the present embodiment, described main part 41 front end is equipped with described shell fragment 42 relative to both sides, the described contact arm 31 of described breach 43 and described stop section 44 shielding sheet 3 described with two respectively matches, downward-slopingly from described main part 41 side extend to form described shell fragment 42 and be positioned at the described contact arm 31 of the described shielding sheet 3 on the upside of described insulating body 1 to downward-extension and abut against, be inclined upwardly from described main part 41 opposite side and extend to form described shell fragment 42 and be positioned at the described contact arm 31 that the described shielding sheet 3 on the downside of insulating body 1 upwards extends and abut against.Namely the direction that described in each, shell fragment 42 inclination extends is identical with the bearing of trend of the corresponding described contact arm 31 contacted, to step down to described contact arm 31, make described contact arm 31 can insert described breach 43 smoothly to offset with described shell fragment 42, avoid described contact arm 31 insert described breach 43 time and described shell fragment 42 there is larger interfering edge and cause described shell fragment 42 to be out of shape, ensure that described contact arm 31 can stable elasticity abut with described shell fragment 42.In other embodiments, the described main part 41 described contact arm 31 that only side is provided with on described shell fragment 42 correspondence and a described shielding sheet 3 abuts against, as long as ensure that described shell fragment 42 correspondence contacts with a described contact arm 31, and the direction that described shell fragment 42 tilts to extend is identical with the bearing of trend of described contact arm 31.
As shown in Figure 1, Figure 2 with shown in Fig. 6, described two snap close pieces 5 are installed on described insulating body 1 and lay respectively at the relative both sides of described sheet metal 4, the plate face of snap close piece 5 described in each and the plate face of described sheet metal 4 perpendicular.Snap close piece 5 described in each has a canned paragraph 51 and is fixed on described accepting groove 13, described canned paragraph 51 end is soldered on described circuit board 7, described shell fragment 42 is positioned at the front of described canned paragraph 51, from described canned paragraph 51 forward and extend a bending segment 52 towards the lateral buckling away from described shell fragment 42 and be positioned at described hollow-out parts 14, an elastic portion 53 is extended forward fixing in order to coordinate with described butt connector from described bending segment 52, to increase the contact engaging and separating force between described butt connector and described electric connector, get loose after preventing docking.The setting of described bending segment 52 is in order to step down to described shell fragment 42 and described contact arm 31, bump against described snap close piece 5 when avoiding described contact arm 31 to insert described breach 43 and cause distortion, and then impact abuts with the elasticity of described shell fragment 42, ensure that described contact arm 31 can insert described breach 43 smoothly and abut against with described shell fragment 42, and the setting of described bending segment 52 adds the elasticity of described elastic portion 53, make described snap close piece 5 can better fix described butt connector, ensure that described butt connector and the stable electric connection of described electric connector.
As shown in Figure 1, Figure 2 with shown in Fig. 5, described metal shell 6 employing is taken out the mode of drawing and is formed, make the seamless surface gap of described metal shell 6, prevent extraneous foreign matter from entering described metal shell 6, the complete coated described insulating body 1 of described metal shell 6 is peripheral, makes described electric connector have good shield effectiveness.Described metal shell 6 end face is provided with a hole clipping (non-label) and matches fixing with the fixture block (non-label) of described insulating body 1, is fixed on described insulating body 1 to make described metal shell 6.
As Fig. 1, shown in Fig. 5 and Fig. 6, during assembling, first multiple described terminal 2 is divided into two groups shaping with plastic cement insertmolding respectively, to form two terminal module A, then two terminal module A are clamped described sheet metal 4 and insert described insulating body 1 together from back to front, multiple described terminal 2 correspondence is made to insert in multiple described terminal groove, and two rows are lined up on described insulating body 1, multiple described contact site 21 stretches in described grafting chamber 11, multiple described weld part 22 is positioned at described receiving space 12, now described main part 41 is positioned at described insulating body 1, described shell fragment 42 is revealed in described breach 43, described welding arm 45 is positioned at described receiving space 12, then two described shielding sheets 3 are mounted to the both sides up and down of described insulating body 1, described clasp arm is inserted in described holding slot with fixing described shielding sheet 3, described grafting chamber 11 is stretched in described docking section 33, described grounding parts 34 is positioned at described insulating body about 1 both sides, contact arm 31 correspondence described in each is made to insert described breach 43, the side plate face of described contact arm 31 presses on described shell fragment 42 end, another lateral plates and the described stop section 44 of described contact arm 31 offset, further described metal shell 6 is sheathed on from front to back described insulating body 1 peripheral, described grounding parts 34 is made to be connected to described metal shell 6 internal face, finally multiple described weld part 22 of described terminal 2 and the described welding arm 45 of described sheet metal 4 are soldered on described circuit board 7, described contact site 21 and described docking section 33 all connect mutually with described butt connector, described elastic portion 53 flexibly supports with described butt connector, described electric connector and described butt connector is made to form stable electric connection.
In sum, the utility model electric connector has following beneficial effect:
(1) described angle be arranged so that described shell fragment 42 is positioned at different planes from described main part 41, thus make described shell fragment 42 have enough elasticity to abut with described contact arm 31 elasticity, to make the mutual Elastic Contact of described shielding sheet 3 and described sheet metal 4 with ground connection, thus ensure the ground connection that described shielding sheet 3 and described sheet metal 4 can be stable, even if described shielding sheet 3 does not contact with described metal shell 6, also can by contacting with abundant ground connection with described sheet metal 4, even if or described sheet metal 4 weld loosen also can by contacting with abundant ground connection with described shielding sheet 3, thus can not affect, the Signal transmissions of the described terminal 2 of lower two row, ensure that described electric connector high-frequency transmission performance, and because described shielding sheet 3 is positioned at described insulating body 1 side in order to shield the signal interference outside described terminal 2, and described sheet metal 4 is positioned at, in order in shielding between the described terminal 2 of lower two row, signal interference between the described terminal 2 of lower two row, when described shielding sheet 3 contacts with each other to form electric connection with described sheet metal 4, three-dimensional shielding space can be formed around the described terminal 2 of two rows, described electric connector is made to have desirable shield effectiveness, can by noise, the signal interference such as cross-talk drop to minimum, ensure the high-frequency transmission performance that described electric connector can reach good.
(2) described main part 41 lateral margin recessed described breach 43 between described shell fragment 42 and described stop section 44, described shell fragment 42 tears formation from the side of described breach 43, described shell fragment 42 end is made to be free end, described contact arm 31 stretches into described breach 43, the side plate face of described contact arm 31 presses on described shell fragment 42 end, another lateral plates and the described stop section 44 of described contact arm 31 offset, described in the block of described stop section 44, contact arm 31 is towards the direction displacement away from described shell fragment 42, make described contact arm 31 firmly can be connected to described shell fragment 42, ensure the ground connection stability of described shielding sheet 3 and described sheet metal 4, described contact arm 31 is avoided to exit described breach 43, and then described contact arm 31 is separated with described shell fragment 42.
(3) direction that described in each, shell fragment 42 inclination extends is identical with the bearing of trend of the corresponding described contact arm 31 contacted, to step down to described contact arm 31, make described contact arm 31 can insert described breach 43 smoothly to offset with described shell fragment 42, avoid described contact arm 31 insert described breach 43 time and described shell fragment 42 there is larger interfering edge and cause described shell fragment 42 to be out of shape, ensure that described contact arm 31 can stable elasticity abut with described shell fragment 42.
(4) described contact arm 31 extends to form from the rear end of described shielding sheet 3, plate face and the described sheet metal 4 of described contact arm 31 abut against, described contact arm 31 to extend and width broadens gradually towards described sheet metal 4 from described shielding sheet 3 rear end, described contact arm 31 is greater than the width at described other position of contact arm 31 with the width at described sheet metal 4 place of abutting, described sheet metal 4 is increased with the contact area of described contact arm 31, thus make described sheet metal 4 more stable with described contact arm 31 Mechanical Contact, and then make described sheet metal 4 be electrically connected more stable with described shielding sheet 3.
(5) setting of described bending segment 52 is in order to step down to described shell fragment 42 and described contact arm 31, bump against described snap close piece 5 when avoiding described contact arm 31 to insert described breach 43 and cause distortion, and then impact abuts with the elasticity of described shell fragment 42, ensure that described contact arm 31 can insert described breach 43 smoothly and abut against with described shell fragment 42, and the setting of described bending segment 52 adds the elasticity of described elastic portion 53, described snap close piece 5 is made can better to fix described butt connector, ensure that described butt connector and the stable electric connection of described electric connector.
More than describe the explanation being only the preferred embodiment of the utility model in detail, non-ly therefore limit to the scope of the claims of the present utility model, so the equivalence techniques change that all this creation of utilization specifications and diagramatic content are done, is all contained in the scope of the claims of the present utility model.
Claims (11)
1. an electric connector, is characterized in that, comprising:
One insulating body;
Multiple terminal, is contained in described insulating body, and multiple described terminal is arranged in two rows in described insulating body;
One sheet metal, be fixed on described insulating body and described in two rows between terminal, described sheet metal has a main part, and described main part at least side is provided with a shell fragment, has an angle between the plane at described shell fragment place and the plane at described main part place;
At least one shielding sheet, is fixed on the side of described insulating body, and described shielding sheet has a contact arm and described shell fragment abuts against.
2. electric connector as claimed in claim 1, it is characterized in that: described main part has a stop section in the side being provided with described shell fragment, described contact arm is between described shell fragment and described stop section, and abut against with described shell fragment, described in the block of described stop section, contact arm is towards the direction displacement away from described shell fragment.
3. electric connector as claimed in claim 2, it is characterized in that: described main part lateral margin is a recessed breach between described shell fragment and described stop section, described contact arm inserts described breach and abuts with described shell fragment elasticity, contact arm described in the block of described stop section.
4. electric connector as claimed in claim 3, it is characterized in that: described shell fragment tears formation from the side of described breach, make described shell fragment end be free end, the side plate face of described contact arm presses on described shell fragment end, and another lateral plates and the described stop section of described contact arm offset.
5. electric connector as claimed in claim 1, it is characterized in that: described contact arm vertically bends from described shielding sheet one end and extends to form towards described main part, described shell fragment tilts to extend to form from described main part, and the direction that described shell fragment tilts to extend is identical with described contact arm bearing of trend.
6. electric connector as claimed in claim 1, it is characterized in that: described contact arm to extend and width broadens gradually towards described main part from described shielding sheet one end, and described contact arm is greater than the width at described other position of contact arm with the width at the described shell fragment place of abutting.
7. electric connector as claimed in claim 1, it is characterized in that: described shielding sheet has two, two described shielding sheets lay respectively at the both sides up and down of described insulating body, two described shielding sheets are all provided with described contact arm towards described main part extension, be respectively equipped with described shell fragment from described main part relative to both sides, two described contact arms abut against with two described shell fragments respectively.
8. electric connector as claimed in claim 7, it is characterized in that: downward-slopingly from described main part side extend to form described shell fragment and abut against with the described contact arm of described shielding sheet be positioned on the upside of described insulating body, being inclined upwardly from described main part opposite side extends to form described shell fragment and abuts against with the described contact arm of the described shielding sheet be positioned on the downside of insulating body.
9. electric connector as claimed in claim 1, it is characterized in that: from described insulating body rear end face both sides respectively to a front recessed accepting groove, from a described insulating body two lateral walls recessed hollow-out parts respectively, two snap close pieces, be installed on described insulating body and lay respectively at the relative both sides of described sheet metal, snap close piece described in each has a canned paragraph and is fixed on described accepting groove, described shell fragment is positioned at the front of described canned paragraph, from described canned paragraph forward and extend a bending segment towards the lateral buckling away from described shell fragment and be positioned at described hollow-out parts.
10. electric connector as claimed in claim 1, it is characterized in that: described shielding sheet extends a fixing arm towards described insulating body respectively relative to both sides, the plate face of described fixing arm and the plate face of described contact arm perpendicular, recessed two holddown grooves of described insulating body one side surface, described two fixing arms are fixed on described two holddown grooves.
11. electric connectors as claimed in claim 1, it is characterized in that: described insulating body front end has a grafting chamber, terminal described in each has a contact site and stretches into described grafting chamber and connect mutually with a butt connector, and described shielding sheet front end is provided with at least one docking section and protrudes into described grafting chamber and described butt connector abuts against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520681419.8U CN205029053U (en) | 2015-09-06 | 2015-09-06 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520681419.8U CN205029053U (en) | 2015-09-06 | 2015-09-06 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205029053U true CN205029053U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520681419.8U Active CN205029053U (en) | 2015-09-06 | 2015-09-06 | Electric connector |
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| CN (1) | CN205029053U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093827A (en) * | 2017-05-09 | 2017-08-25 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN107834269A (en) * | 2017-11-01 | 2018-03-23 | 深圳市创益通技术股份有限公司 | Connecting seat |
| CN108376853A (en) * | 2017-01-30 | 2018-08-07 | 安德烈·斯蒂尔股份两合公司 | Electrical plug interconnecting piece between current source and electrical installation equipment |
| US10855033B2 (en) | 2018-10-09 | 2020-12-01 | Lotes Co., Ltd | Electrical connector with stability assurance for internal shielding plate and the attachment of an external electrical component |
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2015
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108376853A (en) * | 2017-01-30 | 2018-08-07 | 安德烈·斯蒂尔股份两合公司 | Electrical plug interconnecting piece between current source and electrical installation equipment |
| CN108376853B (en) * | 2017-01-30 | 2021-09-07 | 安德烈·斯蒂尔股份两合公司 | Electrical plug connection between a current source and an electrical operating device |
| CN107093827A (en) * | 2017-05-09 | 2017-08-25 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN107093827B (en) * | 2017-05-09 | 2019-09-27 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN107834269A (en) * | 2017-11-01 | 2018-03-23 | 深圳市创益通技术股份有限公司 | Connecting seat |
| US10855033B2 (en) | 2018-10-09 | 2020-12-01 | Lotes Co., Ltd | Electrical connector with stability assurance for internal shielding plate and the attachment of an external electrical component |
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