CN2596608Y - Combined electric connector - Google Patents
Combined electric connector Download PDFInfo
- Publication number
- CN2596608Y CN2596608Y CN 02291978 CN02291978U CN2596608Y CN 2596608 Y CN2596608 Y CN 2596608Y CN 02291978 CN02291978 CN 02291978 CN 02291978 U CN02291978 U CN 02291978U CN 2596608 Y CN2596608 Y CN 2596608Y
- Authority
- CN
- China
- Prior art keywords
- connector
- electric connector
- insulating body
- docking section
- shielding casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a combined electric connector, which is composed of a first connector and a second connector butted with the first connector, wherein, the first comprises an insulation body, a shielding casing, a plurality of conductive terminals, and an earth spring sheet, wherein, the insulation body comprises a butting part; the shielding casing is provided with a cover cap part shielded outside the butting part; the earth spring sheet is assembled in the butting part, one end of the earth spring sheet is connected with the shielding casing, and the other end passes beyond the butting part. When the first connector is butted with the second connector, because the end of the earth spring sheet of the first connector passing beyond the butting surface is closer to the second connector than the conductive terminals, and hence, the first connector can firstly be butted with a shielding casing of the second connector; the shielding casings of the first conductor and the second conductor realize electric conduction earlier than the conductive terminals so as to cause the static electricity accumulated to be released in time before the signals are conducted and achieve good anti-electromagnetic interference function at the primary stage after the signals are conducted.
Description
[technical field]
The utility model is about a kind of combined electric connector, refers in particular to a kind of high density combined electric connector with shielding casing.
[background technology]
In electronics industry, circuit board is connected by electric connector with other electronic installation usually.Along with developing rapidly of Information technology, the function of electric connector day by day strengthens and improves.The requirement of data memory space is increased quickening with transfer rate at a high speed, cause that connection interface changes a lot, high density electrical connector produces thereupon and is widely used in the electronics industry.Usually the numbers of terminals of high density electrical connector is numerous, can reach more than 200 pins, because the restriction of installing space, the electric connector size can not be too big, so terminal pitch will become very little, and the internal electromagnetic interference phenomenon is serious when causing the signal transmission.For the high density electrical connector of structure precision, the small electric magnetic disturbance that outside other electronic installation produces also produces bigger influence to its telecommunication transmission easily.The signal that passes through when preventing telecommunication transmission leaks to other electronic installation radiation; or the entering of the noise of other signal source; the electric connector particularly periphery, docking section of high density electrical connector generally all is coated with the metal shielding casing; telecommunication transmission with the protection electric connector is avoided electromagnetic interference, and the signal of further avoiding passing through produces interference to outside other electronic installation.Simultaneously, electric connector also is provided with one or more ground strips that engage with shielding casing, and to reach the effect of release electrostatic, correlation technique can be consulted United States Patent (USP) the 5th, 697,799,5,941,726,5,181,855 and 6,435, No. the 279279th, No. 905 and Taiwan patent announcement.
Yet; above-mentioned electric connector is when docking electric connector and connect; through conducting terminal contact conducting that the two appears in regular meeting formerly, the metal shielding casing engage after situation; so; at the telecommunications conducting initial stage; be that conducting terminal has contacted conducting and shielding casing when not engaging as yet; because of electric connector is not reached electrically conducting with the shielding casing that docks electric connector; thereby the static that gathers on the electric connector can't in time discharge, and causes the relatively poor and extremely unsettled phenomenon of signal transmission quality because of the cause of electromagnetic interference.
[summary of the invention]
The purpose of this utility model is to provide a kind of combined electric connector, wherein electric connector is when docking electric connector and connect, the shielding casing of the two engages formerly, the termination contact conducting after, thereby the effect that can provide preferable anti-electromagnetic interference and static to discharge.
For achieving the above object, the utility model adopts following technical scheme: the utility model combined electric connector reaches second connector that matches with it by first connector and forms, wherein first connector includes insulating body, shielding casing, plurality of conductive terminals and grounding elastic part, above-mentioned insulating body has the docking section, the upper surface of docking section is an interface, is provided with the plurality of terminals accepting groove in this docking section at least; Plurality of conductive terminals is mounted in the terminal containing slot of insulating body, and the one end stretches out to combine with circuit board from the body that insulate, and the other end extends to the interface place of insulating body; Shielding casing has the cover portions of maskable in the outside, docking section of insulating body at least, and the protection of covering to terminal is provided; Grounding elastic part is mounted on the two ends, docking section of insulating body, and it has horizontal main part, upwardly extending elastic arm of vertical-horizontal main part that is connected with shielding casing and the contact site that exceeds interface that is positioned at the elastic arm end; Second connector can connect with first connector, and it includes insulating body, shielding casing and plurality of conductive terminals; When first connector and second connector connect, the grounding elastic part of first connector exceeds an end of interface compared to more close second connector of its conducting terminal, therefore can take the lead in connecting with the shielding casing of second connector, and the conducting terminal of first connector does not contact with the conducting terminal of second connector at this moment, make first connector and the shielding casing of second connector reach electrically conducting earlier than terminal, thereby the static that gathers on telecommunications is not about to electric connector as yet during conducting earlier in time discharges, and promptly provide preferable anti-electromagnetic interference effect at the telecommunications conducting initial stage, make combined electric connector have the effect that preferable anti-electromagnetic interference and static discharge.
Compared with prior art, the grounding elastic part of first connector of the utility model combined electric connector exceeds an end of interface compared to more close second connector of its conducting terminal, grounding path is set up earlier and is set up behind the signal path when making first, second connector butt joint, thereby makes combined electric connector have the effect of preferable anti-electromagnetic interference and static release.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of the utility model combined electric connector.
Fig. 2 is the vertical view of first connector of the utility model combined electric connector.
Fig. 3 is the front view of first connector of the utility model combined electric connector.
Fig. 4 is the vertical view of second connector of the utility model combined electric connector.
Fig. 5 is the front view of second connector of the utility model combined electric connector.
Fig. 6 is the cutaway view (respectively along Fig. 2 and Fig. 4 A-A direction) before first connector of the utility model combined electric connector and second connector connect.
Fig. 7 is the cutaway view of first connector of the utility model combined electric connector shown in Figure 6 when just having docked with second connector.
Fig. 8 is the cutaway view of first connector of the utility model combined electric connector shown in Figure 6 when docking fully with second connector.
[embodiment]
See also shown in Figure 1ly, the utility model combined electric connector 1 is made up of first connector 10 and second connector 20 that matches with first connector 10.
Please cooperate and consult Fig. 2 and shown in Figure 3, first connector 10 comprises insulating body 11, shielding casing 12, plurality of conductive terminals 131,132,133 and grounding elastic part 14, wherein insulating body 11 has the tabular configuration base portion 111 of the lengthwise of being, base portion 111 both sides are provided with some projections 1111, can be interlocked with the fastening square hole 123 of shielding casing 12.From the convex docking section 112 of stretching out a slightly rectangular frame shape structure of base portion 111 central vertical, the upper surface of docking section 112 is an interface 1121, and this docking section 112 includes peripheral part 1120 and middle tongue piece 1125.The longitudinally two ends of 112 peripheral part 1120 are respectively equipped with first end 1122 and the second end 1123 in the docking section.Run through first end 1122 and base portion 111 downwards from interface 1121 and form some through holes 1124, be provided with a pair of second female terminal 132 in each through hole 1124, this terminal 132 can be used for the transferring electric power signal.The middle tongue piece 1125 that is long and narrow tabular configuration extends and forms to interface 1121 directions from base portion 111 upper surfaces in place, 112 centre positions in the docking section, the one end links to each other with the first end 1122 madial wall one of docking section 112, the other end then with the second end 1123 madial walls of docking section 112 mutually across a certain distance, above-mentioned in the middle of proper formation one strip receiving space 113 between tongue piece 1125 and the peripheral part 1120.All be concaved with the plurality of terminals accepting groove that connects base portion 111 on 1120 liang of madial walls of peripheral part of tongue piece 1125 in middle tongue piece 1125 two sides and in the middle of being parallel to, contain some first female terminals 131 that are used for transmission signals in the above-mentioned terminal containing slot.Also be concaved with the pair of terminal accepting groove on the second end 1123 madial walls of docking section 112, this terminal containing slot then contains the 3rd female terminal 133 that is used for transport modem signals.The pin of above-mentioned first, second, third female terminal 131,132,133 (not label) all extends from base portion 111 bottom surfaces, to engage with circuit board.112 1122,1123 places, both ends all slightly are cone-shaped protuberance 1126 to being provided with one from interface 1121 in the docking section, and the lateral surface of two protuberances 1126 respectively offers the conduit 1128 that an end face from protuberance 1126 extends and run through end 1122,1123 downwards.In addition, the upper surface in projection 1111 is provided with the horizontal groove 1112 that communicates with above-mentioned conduit 1128.
The shielding casing 12 of first connector 10 is stamped to form by metal plate, it has the cover portions 121 of a hollow, formation one rectangle shield 122 stretches out in these cover portions 121 bottoms, these shield 122 both sides one are extended some fastening square holes 123, and the corresponding projection 1111 that is convexly equipped with by this fastening square hole 123 and base portion 111 both sides of insulating body 11 is interlocked shielding casing 12 closely is shielded from the insulating body 11.Extension is provided with some holding parts 124 downwards in above-mentioned shield 122 both sides, and this holding parts 124 runs through the base portion 111 of insulating body 11 and protrudes out below, insulating body 11 bottoms, can be engaged to the earthed circuit on the circuit board (not shown).On 121 liang of longer sidewalls of above-mentioned cover portions, further be provided with some protrudingly 125, the fixing effect of interfering can be provided when this first connector 10 and second connector 20 connect.
Please consult Fig. 1, Fig. 4 and shown in Figure 5 simultaneously, second connector 20 that connects with above-mentioned first connector 10 comprises insulating body 21, shielding casing 22 and plurality of conductive terminals 231,232,233.Wherein insulating body 21 roughly is rectangular structure, and it comprises that bottom 211, square frame shape peripheral part 212 and two rows are the tongue piece 213 of the tabular configuration of lengthwise.Above-mentioned peripheral part 212 and tongue piece 213 all are provided with perpendicular to bottom 211, and two row's tongue pieces 213 link to each other by a junction 214 one in the one end.Between above-mentioned peripheral part 212 and tongue piece 213, be formed with a receiving space 215, just can when first connector 10 and second connector 20 connect, take in the docking section 112 of first connector 10 in it.212 liang of longer sidewalls of peripheral part are provided with some projections 2121, can be interlocked with the fastening square hole 222 of shielding casing 22.Further be provided with some fixing seats 2122 in bottom, peripheral part 212 two sides, the holding parts 224 that can take in shielding casing 22 is in it.On each tongue piece 213 two side, all be concaved with the plurality of terminals accepting groove that connects bottom 211, contain some first male terminals 231 that are used for transmission signals in the above-mentioned terminal containing slot.Vertically also be concaved with the plurality of terminals accepting groove on the sidewalls of end in the close peripheral part 212 1 of the connecting portion 214 of above-mentioned tongue piece 213, this terminal containing slot then contains the 3rd male terminal 233 that is used for transport modem signals.The connecting portion 214 that is had certain thickness plastic material between the 3rd male terminal 233 and first male terminal 231 separates, and the withstand voltage properties of plastics far is better than air (every millimeter thickness can bear volt voltages up to ten thousand), can when first connector 10 and second connector 20 connect, prevent between the 3rd terminal that electrically conducts and the first terminal arc discharge phenomenon to take place, and make combined electric connector 1 have preferable withstand voltage properties.Above-mentioned design makes combined electric connector 1 when guaranteeing that enough proof voltages require, and it is minimum that the spacing of the 3rd terminal and the first terminal reaches, thereby shortens the longitudinal length of electric connector.Be provided with a pair of second male terminal 232 in the receiving space 215 between an end wall of not establishing connecting portion 214 at above-mentioned tongue piece 213 and peripheral part 212 another madial walls of vertically holding, this terminal 232 is used for the transferring electric power signal.The pin of above-mentioned first, second, third male terminal 231,232,233 (not label) all extend from the bottom by 211 bottom surfaces, to engage with circuit board.When above-mentioned second connector 20 and first connector 10 connected, above-mentioned first, second, third male terminal 231,232,233 just contacted with first, second, third female terminal 131,132,133 of first connector 10 and reaches and electrically conduct.
The shielding casing 22 of second connector 20 is stamped to form by metal plate, and it has cover portions 221, and the configuration of this cover portions 221 makes it be able to corresponding be coated on the peripheral part 212 of insulating body 21.Some fastening square holes 222 and some button arms 223 are extended along 212 liang of downward one of longer sidewall of peripheral part in above-mentioned cover portions 221 both sides, and the corresponding projection 2121 that is convexly equipped with by this fastening square hole 222 and peripheral part 212 both sides of insulating body 21 is interlocked and the butt of detaining arm 223 and peripheral part 212 sidewalls closely is shielded from the insulating body 11 shielding casing 12.Further extension downwards is provided with some holding parts 224 in above-mentioned cover portions 221 both sides, this holding parts 224 runs through the fixing seat 2122 of insulating body 21 and protrudes out 211 belows, insulating body 21 bottoms, can make the second connector strong fix on circuit board (not shown).
When first connector 10 and second connector 20 connected, first, second, third female terminal 131,132,133 of first connector 10 was reached stable electrical laser propagation effect with first, second, third male terminal, 231,232, the 233 corresponding connection conductings of second connector 20 respectively.
A pair of grounding elastic part 14 is mounted on 112 two ends, docking section of first connector 10, and its head portion exceeds interface 1121.Please cooperate and consult shown in Figure 6ly, grounding elastic part 14 has horizontal main part 141, vertically elastic arm 142 and contact site 143.Wherein, horizontal main part 141 both sides are provided with the protruding thorn of interference (not shown) of interfering in the horizontal groove 1112 be immobilizated in projection 1111, and the shield 122 of shielding casing 12 is resisted against on the horizontal main part 141 and makes both reach electric connection; Elastic arm 142 bends vertically upward from horizontal main part 141 upper ends and forms, and this elastic arm 142 is contained in the conduit 1128 of end 1122,1123 and is resisted against with the cover portions 121 of shielding casing 12; Contact site 143 is located at the end of elastic arm 142, and this contact site 143 is positioned at the top of cover portions 121 and exceeds interface 1121.
When first connector 10 and second connector 20 connect, see also shown in Figure 7, the contact site 143 of the grounding elastic part 14 of cause first connector 10 is compared to more close second connector 20 of its all conducting terminals, therefore take the lead in contact site 143 with the grounding elastic part 14 of first connector 10 of inboard corner, cover portions 221 tops of the shielding casing 22 of second connector 20 connects and reaches preferable electrically conducting, and this moment first connector 10 first, second, the 3rd female terminal 131,132,133 all not with first of second connector 20, second, the 3rd male terminal 231,232,233 contact, therefore the shielding casing of first connector 10 and second connector 20 is obviously reached electrically conducting earlier than all terminals, thereby the static that gathers on telecommunications is not about to electric connector as yet during conducting earlier in time discharges, and promptly plays preferable anti-electromagnetic interference effect at the signal conduction initial stage.
Claims (10)
1. combined electric connector, it comprises first connector and second connector, first connector comprises insulating body, plurality of conductive terminals and masking device, wherein, insulating body has the docking section, the docking section is provided with interface, at least be provided with the plurality of terminals accepting groove in this docking section, conducting terminal is mounted in the terminal containing slot of insulating body, the one end stretches out from the body bottom surface of insulating, the other end extends to the interface place of insulating body, and shielding casing has the cover portions of maskable in the outside, docking section of insulating body; Second connector can connect with first connector, it comprises insulating body, plurality of conductive terminals and masking device, wherein, insulating body has the docking section, be provided with the plurality of terminals accepting groove in this docking section, conducting terminal is mounted in the terminal containing slot of insulating body, the one end stretches out from the body bottom surface of insulating, shielding casing has the cover portions of maskable in the outside, docking section of insulating body, it is characterized in that: first connector also includes the grounding elastic part at the two ends, docking section that are mounted on insulating body, this grounding elastic part has the horizontal main part that is connected with shielding casing, the elastic arm that forms from the vertical bending of horizontal main part and to be positioned at elastic arm terminal and exceed the contact site of insulating body interface, when first connector and second connector connect, the grounding elastic part of first connector exceeds an end of interface compared to more close second connector of its conducting terminal, therefore can take the lead in connecting with the shielding casing of second connector, and the conducting terminal of first connector does not all contact with the conducting terminal of second connector at this moment, makes first connector and the shielding casing of second connector finish electrically conducting earlier than conducting terminal.
2. combined electric connector as claimed in claim 1 is characterized in that: the insulating body of described first connector is provided with peripheral part, offers conduit on the peripheral part, and the elastic arm of grounding elastic part is contained in the conduit.
3. combined electric connector as claimed in claim 2, it is characterized in that: described horizontal main part both sides are provided with interferes protruding thorn, the two ends of the insulating body of described first connector are provided with projection, the projection upper surface is provided with the horizontal groove that communicates with above-mentioned conduit, and the horizontal main part of grounding elastic part is immobilizated in the horizontal groove by cooperating between the protruding thorn of the interference of both sides and this horizontal groove cell wall.
4. combined electric connector as claimed in claim 1, it is characterized in that: when first connector matches with second connector, inboard corner, the cover portions top of the shielding casing of second connector takes the lead in connecting with the contact site of the grounding elastic part of first connector, and being connected between the shielding casing of the main part by grounding elastic part and first connector reached preferable electrically conducting.
5. combined electric connector as claimed in claim 1, it is characterized in that: the insulating body of described first connector has the base portion that is the lengthwise platy structure, from the convex docking section of stretching out a slightly rectangular frame shape structure of base portion central vertical, this docking section comprises peripheral part and middle tongue piece, one end of middle tongue piece links to each other with an end madial wall one of docking section, the other end then with the other end madial wall of docking section mutually across a certain distance, just form a strip receiving space between tongue piece and the peripheral part in the middle of above-mentioned.
6. electric connector, it comprises insulating body, plurality of conductive terminals and masking device, and wherein, insulating body has the docking section, and the docking section is provided with interface, is provided with the plurality of terminals accepting groove in the docking section; Conducting terminal is mounted in the terminal containing slot of insulating body, and the one end stretches out from the body bottom surface of insulating, and the other end extends to the interface place of insulating body; Shielding casing has the cover portions of maskable in the outside, docking section of insulating body, it is characterized in that: described electric connector also includes the grounding elastic part at the two ends, docking section that are mounted on insulating body, this grounding elastic part has the horizontal main part that is connected with shielding casing, the elastic arm that forms from the vertical bending of horizontal main part and to be positioned at elastic arm terminal and exceed the contact site of insulating body interface, when described electric connector when docking electric connector and connect, the grounding elastic part of described electric connector exceeds an end of interface compared to the more close butt joint electric connector of its conducting terminal, therefore can take the lead in connecting with the shielding casing that docks electric connector, and the conducting terminal of described electric connector does not all contact with the conducting terminal of butt joint electric connector at this moment, makes described electric connector finish electrically conducting with the shielding casing that docks electric connector earlier than conducting terminal.
7. electric connector as claimed in claim 6 is characterized in that: described insulating body is provided with peripheral part, offers conduit on the peripheral part, and the elastic arm of grounding elastic part is contained in the conduit.
8. electric connector as claimed in claim 7, it is characterized in that: described horizontal main part both sides are provided with interferes protruding thorn, the two ends of the insulating body of described electric connector are provided with projection, the projection upper surface is provided with the horizontal groove that communicates with above-mentioned conduit, and the horizontal main part of grounding elastic part is immobilizated in the horizontal groove by cooperating between the protruding thorn of the interference of both sides and this horizontal groove cell wall.
9. electric connector as claimed in claim 6, it is characterized in that: when matching with the butt joint electric connector, the shielding casing of butt joint electric connector takes the lead in connecting with the contact site of the grounding elastic part of described electric connector, and being connected between the shielding casing of the main part by grounding elastic part and described electric connector reached preferable electrically conducting.
10. electric connector as claimed in claim 6, it is characterized in that: the insulating body of described electric connector has the base portion that is the lengthwise platy structure, from the convex docking section of stretching out a slightly rectangular frame shape structure of base portion central vertical, this docking section comprises peripheral part and middle tongue piece, one end of middle tongue piece links to each other with an end madial wall one of docking section, the other end then with the other end madial wall of docking section mutually across a certain distance, just form a strip receiving space between tongue piece and the peripheral part in the middle of above-mentioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02291978 CN2596608Y (en) | 2002-12-20 | 2002-12-20 | Combined electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02291978 CN2596608Y (en) | 2002-12-20 | 2002-12-20 | Combined electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2596608Y true CN2596608Y (en) | 2003-12-31 |
Family
ID=33750544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02291978 Expired - Lifetime CN2596608Y (en) | 2002-12-20 | 2002-12-20 | Combined electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2596608Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354882B (en) * | 2007-12-05 | 2013-10-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
-
2002
- 2002-12-20 CN CN 02291978 patent/CN2596608Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354882B (en) * | 2007-12-05 | 2013-10-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
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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: 20121220 Granted publication date: 20031231 |