CN2752990Y - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN2752990Y CN2752990Y CNU200420115617XU CN200420115617U CN2752990Y CN 2752990 Y CN2752990 Y CN 2752990Y CN U200420115617X U CNU200420115617X U CN U200420115617XU CN 200420115617 U CN200420115617 U CN 200420115617U CN 2752990 Y CN2752990 Y CN 2752990Y
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- China
- Prior art keywords
- electric connector
- tread
- terminal
- conducting terminal
- contact site
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- Expired - Lifetime
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Abstract
An electrical connector includes an insulating housing and a plurality of conductive terminals. The insulating shell comprises a body and a plugging part, wherein the body is provided with a first surface and a second surface which are opposite, the plugging part extends outwards from the first surface, the second surface forms a sunken part which is recessed into the body, the sunken part forms a first step surface which is closer to the second surface and a second step surface which is far away from the second surface than the first step surface, and the insulating shell is provided with a plurality of terminal channels which are communicated with the plugging surface and the sunken part. Each conductive terminal comprises a contact part exposed at the insertion surface, a joint part positioned at the concave part and a positioning part which is used for connecting the contact part and the joint part and generates interference with the corresponding terminal channel, so that the positions of the contact parts of the conductive terminals respectively fixed in the terminal channels positioned on the first step surface and the second step surface are different.
Description
Technical field
The utility model relates to a kind of electric connector, particularly relates to the electric connector of a kind of SerialATA of being applied to (serial ATA) specification.
Background technology
Central processing unit operational effectiveness based on electronic product day by day promotes, make ancillary equipment on the transmission speed of data, must improve thereupon, especially as the data transmission bauds of the ancillary equipment of standards such as hard disk, CD more at a high speed demand is arranged, the SerialATA interface that therefore has a high transmission speed becomes the main flow interface of electronic product and ancillary equipment electric connection gradually.
And the electric connector of SerialATA specification has the electric current that can supply different magnitudes of voltage, the design of transmission electronic signal data at high speed simultaneously, even under the state of electronic installation start, can carry out the joint or the separation of ancillary equipment, reach the effectiveness of so-called " hot plug ".
Yet, in order to reach the effect of hot plug, the electric connector of SerialATA specification has the different change of length usually in the arrangement of conducting terminal, furthermore, promptly wherein be responsible for the conducting terminal of ground connection, it uses the contact site length that electrically contacts for corresponding electric connector to come longly than other conducting terminal contact site of being responsible for transmission signal, so, can be in electric connector and process that corresponding electric connector is bonded with each other, grounding parts branch finishes electric connection earlier, on the contrary, and in electric connector and the process that corresponding electric connector breaks away from mutually, grounded part then can just form electrical interruption at last, to guarantee stability of data transmission.
And owing to need the conducting terminal of at least two kinds of different lengths, with the existing production method that utilizes machine to assemble with " socket " mode and insulation shell, conducting terminal must be that punching out goes out length on same strip, the short-range missile electric terminal, therefore in the punching out process, the program setting of press must be on strip conducting terminal length when changing, automatically change and adjust the operation of diel, thus, conducting terminal compared to punching out equal length continuously, can therefore produce die change and adjustment time, make the whole punching out time increase relatively, make efficiency will significantly reduce, on the other hand, mould needs for the punching out in response to the different conducting terminal of length, therefore on Mould design, the structure of the mould of the conducting terminal of more only punching out equal length of meeting is more complicated, makes cost of manufacture therefore increase.
Moreover, based on electronic product or the compact market demands of ancillary equipment, the area that how to make electric connector take circuit board contracts to minimum, can also take into account the functional requirement of certain structure intensity and above-mentioned use different length conducting terminal simultaneously, also is a major challenge in the design.
Summary of the invention
The purpose of this utility model is to provide a kind of and need not uses the conducting terminal of different length and can reach the electric connector of identical function demand.
A purpose more of the present utility model is to provide a kind of and takes into account that to take board area little and keep the electric connector of enough Structural Strength Design.
The utility model electric connector is electrically connected at a circuit board, pegs graft so that a corresponding electric connector to be provided, and electric connector comprises an insulation shell and plurality of conductive terminals.
Insulation shell comprises a body and a Plug Division that links to each other with body, body has opposite one first and one second, make the Plug Division face outer projection and constitute a plug surface by first, locate then to form a recessed intrinsic depressed part for second, depressed part and constitute one near second first tread and than second tread of first tread away from second, insulation shell is provided with and runs through body to be communicated with the plurality of terminals passage of plug surface and depressed part again.Each conducting terminal comprises that one is revealed in plug surface and sentences the contact site, that electrically connects for corresponding electric connector and be positioned at the junction surface that depressed part place power supply property is connected in circuit board, and one connect contact site and junction surface and produce the location division of interfering with corresponding terminal channel, and the contact site of the feasible conducting terminal that is separately fixed at the terminal channel that is positioned at first tread and second tread has difference with respect to the position of body.
The utlity model has following beneficial effect: by forming second on the body of insulation shell, three stage surface design of first tread and second tread, and the control of assembled fixture two-part insertion, can make the contact site of all conducting terminals produce locational difference in response to the function design requirement, but can use all identical conducting terminal of shape and length dimension, therefore conducting terminal can adopt the mode of continuous punching out to produce on a strip when making, spent time decreased, increase substantially the make efficiency of electric connector, and can reduce the cost in the making.The adjustment of the recessed degree of depth with respect to second changes by first tread and second tread, can take into account the structural strength of electric connector and compact designing requirement.
Description of drawings
Fig. 1 is a three-dimensional exploded view, and the assembled configuration of a preferred embodiment of the utility model electric connector is described;
Fig. 2 is a three-dimensional exploded view, is the partly being seen assembling kenel of another angle of member of this preferred embodiment of Fig. 1;
Fig. 3 is a stereogram, illustrate after this preferred embodiment combination outward appearance and with the combination of a corresponding electric connector; And
Fig. 4 is a vertical view, and the key dimension of this preferred embodiment is described.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the following detailed description that cooperates with reference to a graphic preferred embodiment, can clearly present.
Consult Fig. 1 to Fig. 3, the preferred embodiment of the utility model electric connector 100 is to be electrically connected on the CD-ROM drive circuit board 200 of (figure does not show), and can peg graft by corresponding electric connector 300 with (shown in Figure 3), corresponding electric connector 300 can be arranged on the electronic installation (figure does not show) as computer, and electric connector 100 includes an insulation shell 1 and plurality of conductive terminals 2.
Insulation shell 1 comprises the body 11 of a horizontal expansion, body 11 has opposite one first 111 and 1 second 112, body 11 is positioned at place, first 111 centre position and is provided with the Plug Division 12 that outer projection on one day engages for corresponding electric connector 300, Plug Division 12 up face and constitute a plug surface 120, first 111 is respectively extended the relative junction 13 of corresponding electric connector 300 direction of engagement of guiding at the opposite end place with Plug Division 12 bearing of trends again, and in this example, an electric power connecting district 121 and a signal inserted area 122 can be divided in Plug Division 12.
In addition, second 112 place of body 11 forms the depressed part 14 in the recessed body 11, form stepped and constitute some at depressed part 14 inner faces near second 112 first tread 141 and some more recessed and away from second 112 second tread 142 than first tread 141, first tread 141 and second position of tread 142 in depressed part 14 are to decide (holding the back narration) by the position of conducting terminal 2, therefore its number and position are changeable, and insulation shell 1 further is provided with and runs through body 11 to be communicated with the plurality of terminals passage 15 of plug surface 120 and depressed part 14,15 ', make that terminal channel 15 is corresponding first treads 141 that are positioned at with connecting, then corresponding second tread 142 that is positioned at of terminal channel 15 ' with connecting.
Conducting terminal 2,2 ' is to be positioned accordingly in the terminal channel 15,15 ', because conducting terminal 2 is identical with 2 ' structure, so in the following description, except that specializing, is representative with conducting terminal 2.Each conducting terminal 2 comprises that one is emerging on the plug surface 120 contact site 21, that electrically connects for corresponding electric connector 300 and is emerging in depressed part 14 places for the junction surface 22 that is welded on the circuit board 200 corresponding weld pads 201, reach the location division 23 at a connection contact site 21 and junction surface 22, in this example, location division 23 has one and connects the horizontal segment 231 of contact site 21 and the vertical section 232 of a connection joining part 22, horizontal segment 231 both sides respectively are provided with some latches 233, to produce the clamping stagnation effect of interfering with corresponding terminal passage 15 inwalls.
And each conducting terminal 2 is to be positioned corresponding terminal channel 15 by second 12 towards first 11 direction plant, make the position of contact site 21 stretch out the certain distance of body, wherein, the location division 23 ' of conducting terminal 2 ' is to plant accordingly to be positioned at terminal channel 15 ' on second tread 142, contact site 21 ' the position that makes conducting terminal 2 ' more protrudes out body 11 and locational difference is arranged compared to contact site 21 positions of all the other conducting terminals 2, its effect is equal to the long conducting terminal of aforementioned length, can be therefore as the usefulness of earth terminal.And since first tread 141 compared to second tread 142 more near second 112 design of body 11, make contact site 21 positions long terminal channel 15 be arranged relatively near the conducting terminal 2 of body 11, make the latch 233 on the location division 23 of conducting terminal 2 that enough clamping stagnation inwalls be arranged, reach with contact site 21 ' position and stretch out identical locating effect between the conducting terminal 2 ' of body 11 and terminal channel 15 '.In addition, the conducting terminal 2,2 ' that lays respectively at electric power connecting district 121 and signal inserted area 122 can be divided into the power supply terminal of transmission power supply and the signal terminal of transmission electronic signal accordingly.
During actual assembled, the shape and the length dimension of all conducting terminals 2 (comprising 2 ') are all identical, and can be in advance form on the strip (figure does not show) in the mode of continuous punching out, and assemble with the mode and the insulation shell 1 of " socket ".By the assembled fixture control of (figure does not show), whole plurality of conductive terminals 2 (comprising 2 ') of arranging is together planted earlier to enter in the corresponding terminal channel 15 (15 '), and make all conducting terminals 2 all arrive (comprising 2 ') precalculated position of conducting terminal 2, this is first section and inserts operation, then, assembled fixture carries out second section again and inserts operation, all the other conducting terminals 2 ' that will be except conducting terminal 2 further insert in the corresponding terminal channel 15 ' to the precalculated position, form as kenel after the assembling of Fig. 3 at last.
Moreover, for the vertical section 232 of the location division 23 that makes conducting terminal 2 in the unlikely left and right sides, assembling back off normal, body 11 depressed part 14 near below locate to be formed with a bead 16, and on bead 16, further be provided with the stopper slot 17 of some upright extensions, in can be accordingly being placed in for conducting terminal 2,2 ' vertical section 232,232 ', prevent its off normal to form restriction, avoid influencing its junction surface 22,22 ' with 201 corresponding link positions of weld pad of circuit board 200.
With reference to figure 3 and Fig. 4, electric connector 100 after the assembling depends primarily on two sizes with taking on the factor such as board area size influencing intensity under the standard of SerialATA specification, the width of WA and WB as shown in Figure 4, WA represents first 111 and second 112 thickness of body 11, its big young pathbreaker influences the structural strength of electric connector 100, and WB represents the distance of junction surface 22 ends of Plug Division 12 outermost lateral margins and conducting terminal 2, its big young pathbreaker influences the size that electric connector 100 takies the area of circuit board 200, in addition, WC represents the distance of Plug Division 12 outstanding bodies 11, its must more than or equal to specification fixed length, to guarantee to have enough the distance that is in contact with one another with corresponding electric connector 300.Therefore, by body 11 second 112, first tread 141 and second tread, 142 formed three stage surface design, be of a size of under the prerequisite up to specification and constant at WC, can be divided into two aspects explanation the utility model and can take into account structural strength simultaneously and meet compact effect.
One, when being contracted to designing requirement under the considering who takies circuit board 200 areas and with the WB size, do not need to reduce simultaneously the WA size, only need suitably adjust first tread 141 and the recessed degree of depth of second tread 142 with respect to second 112 gets final product, so be relatively to increase the WA size, the structural strength of electric connector 100 is increased.
They are two years old, if consider electric connector 100 structural strength and with the WA fixed size when the designing requirement value, also can suitably adjust first tread 141 and the recessed degree of depth of second tread 142 with respect to second 112, the junction surface 22 of conducting terminal 2 makes outside can relatively too not give prominence to second 112, and vertical section 232 fully is positioned in the middle of the depressed part 14, promptly relatively dwindle the WB size, so the area that electric connector 100 can be taken circuit board 200 more dwindles, and meets compact designer trends.
Conclude above-mentioned, the utility model is by forming second 112 on the body 11 of insulation shell 1, three stage surface design of first tread 141 and second tread 142, and the control of assembled fixture two-part insertion, can make all conducting terminals 2,2 ' contact site 21,21 ' produces locational difference in response to the function design requirement, but can use all identical conducting terminal of shape and length dimension 2,2 ', purpose makes conducting terminal 2,2 ' can adopt the mode of continuous punching out to produce on a strip when making, and do not have aforementioned ad-hoc location punching out on strip especially to go out the conducting terminal of a different length and cause mould replacing time to increase, punching out efficient reduces, mold design complexity or the like shortcoming, though and the assembled fixture that the necessary collocation of the utility model two-part inserts is set, but because conducting terminal 2, in 2 ' the insertion insulation shell 1 is disposable action, make time and the cost that socket assembling is increased, time and the cost spent compared with aforementioned punching press different length conducting terminal are small relatively, therefore increase substantially the make efficiency of electric connector 100, and can reduce the cost in the making.Simultaneously, the adjustment of the recessed degree of depth with respect to second 112 changes by first tread 141 and second tread 142, can take into account the structural strength of electric connector 100 and compact designing requirement, so can reach the purpose of this utility model really.
Claims (4)
1, a kind of electric connector is electrically connected at a circuit board, pegs graft so that a corresponding electric connector to be provided, and it is characterized in that this electric connector comprises:
One insulation shell, comprise a body and a Plug Division that links to each other with this body, this body has opposite one first and one second, make this Plug Division first face outer projection and constitute a plug surface by this, and this second located to form recessed this intrinsic depressed part, this depressed part constitute one near this first tread of second and than this first tread away from this second tread of second, this insulation shell is provided with and runs through this body to be communicated with the plurality of terminals passage of this plug surface and this depressed part; And
The some plant accordingly is positioned the interior conducting terminal of this corresponding terminal channel, respectively this conducting terminal comprises that one is revealed in this plug surface and sentences the contact site, that electrically connects for this correspondence electric connector and be positioned at the junction surface that this depressed part place power supply property is connected in this circuit board, and one connect this contact site and this junction surface and produce the location division of interfering with corresponding this terminal channel, and the contact site of feasible this conducting terminal that is separately fixed at this terminal channel that is positioned at this first tread and this second tread has difference with respect to the position of this body.
2, electric connector according to claim 1 is characterized in that: the contact site that is fixed on this conducting terminal of this terminal channel that is positioned at this second tread is that the contact site that is fixed on this conducting terminal of this terminal channel that is positioned at this first tread more protrudes out this body.
3, electric connector according to claim 1, it is characterized in that: an electric power connecting district and a signal inserted area are divided in this Plug Division of this insulation shell, and the plurality of conductive terminals that lays respectively at this electric power connecting district and this signal inserted area then can be divided into the power supply terminal of some transmission power supplys and the signal terminal of some transmission electronic signals accordingly.
4, electric connector according to claim 1 is characterized in that: towards being formed with a bead away from this Plug Division direction, this bead is provided with some stopper slots that supply the location division holding of this conducting terminal accordingly in this depressed part of this insulation shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU200420115617XU CN2752990Y (en) | 2004-11-16 | 2004-11-16 | Electrical connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU200420115617XU CN2752990Y (en) | 2004-11-16 | 2004-11-16 | Electrical connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2752990Y true CN2752990Y (en) | 2006-01-18 |
Family
ID=35914399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU200420115617XU Expired - Lifetime CN2752990Y (en) | 2004-11-16 | 2004-11-16 | Electrical connector |
Country Status (1)
Country | Link |
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CN (1) | CN2752990Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7850486B2 (en) | 2008-06-11 | 2010-12-14 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector provided with retaining member |
-
2004
- 2004-11-16 CN CNU200420115617XU patent/CN2752990Y/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7850486B2 (en) | 2008-06-11 | 2010-12-14 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector provided with retaining member |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20141116 Granted publication date: 20060118 |