CN204088814U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN204088814U CN204088814U CN201420463000.0U CN201420463000U CN204088814U CN 204088814 U CN204088814 U CN 204088814U CN 201420463000 U CN201420463000 U CN 201420463000U CN 204088814 U CN204088814 U CN 204088814U
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- CN
- China
- Prior art keywords
- circuit board
- terminal
- led
- electric connector
- hole
- 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
Links
- 238000003466 welding Methods 0.000 claims abstract description 5
- 239000004568 cement Substances 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 208000007101 Muscle Cramp Diseases 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of electric connector, it comprises terminal module, described terminal module comprises the RJ terminal extended in interface, connects the first circuit board of RJ terminal, is vertically connected at the second circuit board of first circuit board, described first circuit board is provided with the edge being contained in through hole, second circuit board is provided with the through hole of strip, and be provided with some first conducting strips along the long limit of through hole, described edge is provided with the second conducting strip of corresponding aforementioned first conducting strip, and described first conducting strip is directly welded to connect with corresponding second conducting strip.Second circuit board through-hole structure from contrary sandwich first circuit board, can be convenient to the welding between circuit board conducting strip, and be beneficial to that first circuit board and second circuit board be welded to connect stable.
Description
[technical field]
The utility model relates to a kind of electric connector with stacking interface, particularly relates to a kind of syndeton of stacking interface electric connector internal circuit board.
[background technology]
At present, for the network interface connector of the communication apparatus such as router, switch, usually have two rows of stacking setting to plug receptacle, this kind of electric connector is installed on one piece of mainboard of this communication apparatus, insertion can be connected to mainboard to the pin connector in plug receptacle.The speed more and more higher due to communication apparatus and the demand of antijamming capability, this kind of connector has the filter element such as isolating transformer and common-mode filter for filtering noise information usually.These filter elements are installed in connector by internal circuit board usually, and terminal is interfered to the connection needs minimizing as far as possible of circuit board, balanced impedance.Interfere for reducing, balanced impedance, current industry occurs the syndeton of three pieces of circuit boards, namely in order to circuit board before carrying RJ terminal, in order to carry the both sides circuit board of filter, front circuit board is arranged perpendicular to fore-and-aft direction, and RJ terminal is installed on before front circuit board, and the inner side of both sides circuit board is with installing aforementioned filter element, the leading edge of both sides circuit board is connected to front circuit board by conversion terminal, and lateral circuit plate is connected to aforementioned mainboard by pin connecting terminals.But front circuit board is connected to both sides circuit board by conversion terminal, this infrastructure cost is high, assembles consuming time.
[utility model content]
Technical problem to be solved in the utility model is to provide a kind of stacking interface electric connector easy to assembly with low cost.
For solving the problems of the technologies described above, the utility model provides a kind of electric connector, it terminal module comprising case and be installed on case, case is provided with and can inserts for crystal head the interface coordinated, described terminal module comprises the RJ terminal extended in interface, connect the first circuit board of RJ terminal, be vertically connected at the second circuit board of first circuit board, and the pin terminal be arranged on the downside of terminal module, described RJ terminal passes through first circuit board, second circuit board is connected to pin terminal, in described first circuit board and second circuit board, one circuit board is provided with the through hole of strip, and be provided with some first conducting strips along the long limit of through hole, another circuit board is provided with the edge being contained in through hole, described edge is provided with the second conducting strip of corresponding aforementioned first conducting strip, described first conducting strip is directly welded to connect with corresponding second conducting strip.
Hinge structure, in the first circuit board of the utility model electric connector and second circuit board, one board design has through hole, the edge of another circuit board can be sandwiched in the relative dual-side of through hole, realize Primary Location, be convenient to the direct welding (not needing conducting terminal to connect) of follow-up two circuit boards, while structure is simple, and be beneficial to weld the stable of rear terminal modular structure.
As further design, described case is provided with two pairs of plug receptacles that above-below direction aligns stacking, described RJ terminal comprise in correspondence to the upper end subgroup of plug receptacle with corresponding under lower end subgroup to plug receptacle, terminal module has two pieces of aforementioned second circuit boards, two second circuit boards are connected to the two opposite sides of first circuit board, and described terminal module also comprises and to be arranged between two second circuit boards and the plastic cement be supported in inside two second circuit boards.The supporting function of plastic cement, makes terminal modular structure more stable.
As further design, described through hole is arranged at second circuit board, and described edge vertically extends the side of first circuit board.When through hole is arranged at first circuit board, RJ terminal can be caused at the join domain of front circuit board, too close to the join domain of front circuit board with lateral circuit plate, cause failure welding or the weldering of the company of bridging.Through hole is arranged at second circuit board and can effectively avoids this problem.
Design the most further, described first circuit board be provided be in upper and lower two ends, described edge and and between described edge the screens limit of interval one accepting groove, the dual-side of accepting groove collecting aforementioned through-hole, and two screens limits are from both up and down to being positioned outside dual-side.Notch due to circuit board is milling cutter processing, is circular arc, accurately cannot locates the described edge of first circuit board inside the dual-side of notch, therefore designs screens limit accurately to locate two circuit boards.
As further design, described plastic cement is provided with convex extension part forward, and first circuit board lower end is provided with under shed and is in the lower LED of two opposite sides of under shed, and convex extension part is contained under shed, and is fixed with the LED terminal connecting lower LED.
As further design, the top and bottom, front side of described first circuit board are separately installed with LED and lower LED, described upper LED and lower LED are in order to be marked with the connection status of pin connector in plug receptacle and lower plug receptacle respectively, terminal module also comprises the upper LED terminal and lower LED terminal that are fixed on pin plastic cement, upper LED terminal and lower LED connecting terminals are connected to the lower end of first circuit board, in order to by the Signal transmissions of the external circuit board to first circuit board.
As further design, lower LED terminal has the stitch extended back, and described first circuit board is provided with the conductive trough under shed, described first circuit board is coordinated downwards and makes conductive trough accommodate the stitch of aforementioned lower LED terminal downwards.
As further design, aforementioned lower LED terminal also has and is connected to aforementioned stitch front end and to downward-extension to be connected to the pin of the external circuit board.
As further design, described RJ terminal is installed on the centre position of described first circuit board, upper LED by the upside in first circuit board centre position be connected to second circuit board, again by second circuit board be connected to first circuit board centre position downside, be finally connected to the external circuit board by upper LED connecting terminals again.
In fact, the screens limit position of second circuit board on the downside of corresponding first circuit board is provided with the 3rd conducting strip, described 3rd conducting strip is welded to connect the screens limit in first circuit board, the upper LED arranged on the upside of first circuit board, described upper LED signal is connected to second circuit board from first circuit board, then is communicated to first circuit board by this welding from second circuit board.
[accompanying drawing explanation]
Fig. 1 is the stereogram of the electric connector of a kind of stacking two layer interfaces according to the invention.
Fig. 2 is the explosive view of electric connector as shown in Figure 1.
Fig. 3 is the stereogram of the terminal module of electric connector as shown in Figure 2.
Fig. 4 is the explosive view (filter element wherein on lateral circuit plate is omitted) of terminal module as shown in Figure 3.
Fig. 5 is the stereogram of the pin module of terminal module as shown in Figure 4.
Fig. 6 is the docking module of terminal module as shown in Figure 4 and the stereogram of front circuit board.
Fig. 7 is the stereogram of the lateral circuit plate of terminal module as shown in Figure 4.
Fig. 8 is the partial enlarged drawing as A place in Fig. 3.
Fig. 9 is the partial enlarged drawing as B place in Fig. 3.
Figure 10 is the assembling schematic diagram of each element of terminal module as shown in Figure 4.
Figure 11 is the stereogram of the terminal module of another embodiment according to the invention.
Figure 12 is the explosive view of the module of terminal shown in Figure 11.
Figure 13 is the assembling schematic diagram of each element of the module of terminal shown in Figure 11.
Figure 14 is the stereogram at another visual angle of electric connector shown in Fig. 1.
Stereogram after the rear shield shell that Figure 15 is electric connector shown in Figure 14 is opened.
Figure 16 is the stereogram at another visual angle of the module of terminal shown in Fig. 3.
Figure 17 is the partial enlarged drawing at C place in Figure 14.
[embodiment]
As shown in Figures 1 to 10, the electric connector 100 of the stacking interface of a kind of 2 × N-type according to the invention, for by the crystal head of local area network (LAN) (also referred to as pin connector, not shown) be connected to the circuit board of communication apparatus (because of not inner at connector, hereinafter referred to as the external circuit board, not shown).
Described electric connector 100 comprises by both sides fastening before and after the case 106 of insulation plastic cement injection mo(u)lding, the terminal module 200 being installed on case 106 and one-tenth thus is coated on the front shield shell of case 106 104 and rear shield shell 102.Described case 106 is provided with the some upper interface 107 of consistency from top to bottom and some lower interfaces 108, and each on plug receptacle 107 is alignd setting in the horizontal direction, respectively lower plug receptacle 108 also to be alignd setting in the horizontal direction.
Described terminal module 200 comprises and extends into interface 107 and the upper end subgroup 222 (RJ terminal) in lower interface 108 and lower end subgroup 224 (RJ terminal) respectively, in order to connect upper end subgroup 222 circuit board (first circuit board) 24 with lower end subgroup 224 and before arranging perpendicular to fore-and-aft direction, be vertically connected at front circuit board 24 and the both sides circuit board (second circuit board) 26 of vertical direction setting, and the pin module (non-label) be arranged on the downside of terminal module 200.Described pin module comprises pin plastic cement 280 and is installed on some pin terminals 28 of pin plastic cement 280.Described pin terminal 28 connects both sides circuit board 26 respectively, and to downward-extension in order to be connected to said external circuit board.The pin connector of interface 107 or lower interface 108 in insertion, successively by upper end subgroup 222 or lower end subgroup 224, front circuit board 24, lateral circuit plate 26, pin terminal 28, is connected to the external circuit board.The front end of both sides circuit board 26 is equipped with the through hole 260 of vertical direction growth bar shaped, and this through hole reality also can be designed to notch shape, and the sidewall namely surrounding notch is not exclusively closed.The base 262 that this through hole 260 is extended by vertical direction, the dual-side 264 connecting two ends, base 262 about and connection dual-side 264 are also parallel to the gulde edge 266 that base 262 extends and surround.When gulde edge 266 mid portion disconnects, just having become notch shape, is the alternate embodiment of through hole in the present invention 260.Front circuit board 24 is provided with the vertical edge 248 extended in notch 260, and described vertical edge 248 is located between gulde edge 266 and base 262.Described notch 260 edge is provided with the some conducting strips 269 vertically arranged, vertical edge 248 is provided with the some conducting strips of the correspondence vertically arranged (not shown), and the conducting strip 269 inside described notch 260 and the corresponding conducting strip at vertical edge 248 are welded to connect that front circuit board 24 is connected to lateral circuit plate 26.
Described front circuit board 24 is provided with and is in vertical two ends, edge about 248 and and the vertical screens limit 246 of interval one accepting groove 247 between edge 248.Accepting groove 247 accommodates the dual-side 264 of aforementioned notch 260, and two screens limits 246 are from both up and down to being positioned outside dual-side 264.
Described pin terminal 28 is fixed on pin plastic cement 280, and described pin plastic cement 280 has the locating surface 282 be supported in inside both sides circuit board 26, and this structure can strengthen the structural stability of terminal module 200.Described pin plastic cement 280 is provided with forward convex extension part 286, and front circuit board 24 lower end is provided with under shed 240, and convex extension part 286 is contained under shed 240.
The top and bottom, front side of described front circuit board 24 are separately installed with LED 242 and lower LED 244, and described upper LED 242 and lower LED 244 are in order to be marked with the connection status of pin connector in plug receptacle 107 and lower plug receptacle 108 respectively.Terminal module 200 also comprises the upper LED terminal 32 and lower LED terminal 34 that are fixed on pin plastic cement 280, and upper LED terminal 32 and lower LED terminal 34 are connected to the lower end of front circuit board 24, in order to by the Signal transmissions of the external circuit board to front circuit board 24.Lower LED is in the two opposite sides of under shed 240, and the lower LED terminal 34 connecting lower LED is fixed on convex extension part 286.Lower LED terminal 34 has to downward-extension in order to be installed on the pin 344 of the external circuit board and to extend back to be installed on the stitch 342 of front circuit board 24 from pin 344 upper end.Described front circuit board 24 is provided with the conductive trough 245 under shed, described front circuit board 24 can be coordinated downwards and make conductive trough 245 accommodate the stitch 342 of aforementioned lower LED terminal 34 downwards.Described upper end subgroup 222 and lower end subgroup 224 are installed on the centre position of described front circuit board 24, upper LED by the upside in front circuit board 24 centre position be connected to lateral circuit plate 26, again by lateral circuit plate 26 be connected to front circuit board 24 centre position downside, be finally connected to the external circuit board by upper LED terminal 34 again.
As Figure 11 to Figure 13, be depicted as the terminal module 400 meeting second embodiment of the invention and illustrate.Described terminal module 400 is mainly from last the different of execution mode terminal module 200, the front circuit board 44 of terminal module 400 arranges through hole 442, the edge of through hole 442 is provided with the first conducting strip 449, the lateral circuit plate 46 of terminal module 400 arranges vertical edge 468, when terminal module 400 is assembled, the through hole 442 of front circuit board 44 is placed on the vertical edge 468 of lateral circuit plate 46, and first conducting strip 449 at through hole 442 edge is welded in the second conducting strip 469 on vertical edge 468.Because RJ terminal 422 is too near with first conducting strip 449 position at through hole 442 edge, easily cause connecting weldering, from this respect, last execution mode more reasonable structure, but when connector width dimensions is unrestricted, the structure of this second execution mode also can be adopted.
Refer to Figure 14 to Figure 17, be depicted as the ground structure design of last execution mode electric connector 100.The rear end face of described lateral circuit plate 26 is provided with the ground strip 532 being connected to ground, described rear shield shell 102 is provided with the rear wall 52 be on rear side of terminal module 200, rear wall 52 is provided with the contact arm 526 extending forward and tilt to extend, and contact arm 526 elasticity is connected to the ground strip 532 of lateral circuit plate 26.The end of described contact arm 526 linearly extends, thus forms the cusp acting on ground strip 532, thus forms scraping cooperation to ground strip 532.Described rear wall 52 lower end is provided with some cramps 522 of forward fold, and the rear end of described pin plastic cement 280 is provided with buckle slot 540, and cramp 522 is fixed in buckle slot 540.Described cramp 522 is provided with button hole 520, is provided with buckle block 544 in described buckle slot 540, and cramp 522 can be engaged to forward in buckle slot 540, and buckle block 544 elasticity is snapped in button hole 520.Described rear shield shell 102 is sheet metal punch forming, and described contact arm 526 from the die-cut formation in rear wall 52 centre position, and connects rear wall 52 position at contact arm 526 and is provided with reinforcement 528.Described rear wall 52 is also provided with to downward-extension in order to be mounted to some grounding legs 524 of the external circuit board, and each grounding leg 524 and each cramp 522 interval are arranged.
Claims (10)
1. an electric connector, it terminal module comprising case and be installed on case, case is provided with and can inserts for crystal head the interface coordinated, described terminal module comprises the RJ terminal extended in interface, connect the first circuit board of RJ terminal, be vertically connected at the second circuit board of first circuit board, and the pin terminal be arranged on the downside of terminal module, described RJ terminal passes through first circuit board, second circuit board is connected to pin terminal, it is characterized in that: in described first circuit board and second circuit board, one circuit board is provided with the through hole of strip, and be provided with some first conducting strips along the long limit of through hole, another circuit board is provided with the edge being contained in through hole, described edge is provided with the second conducting strip of corresponding aforementioned first conducting strip, described first conducting strip is directly welded to connect with corresponding second conducting strip.
2. electric connector as claimed in claim 1, it is characterized in that: described case is provided with two pairs of plug receptacles that above-below direction aligns stacking, described RJ terminal comprise in correspondence to the upper end subgroup of plug receptacle with corresponding under lower end subgroup to plug receptacle, terminal module has two pieces of aforementioned second circuit boards, two second circuit boards are connected to the two opposite sides of first circuit board, and described terminal module also comprises and to be arranged between two second circuit boards and the plastic cement be supported in inside two second circuit boards.
3. electric connector as claimed in claim 2, it is characterized in that: described through hole is arranged at second circuit board, described edge vertically extends the side of first circuit board.
4. electric connector as claimed in claim 3, it is characterized in that: described first circuit board be provided be in upper and lower two ends, described edge and and between described edge the screens limit of interval one accepting groove, the dual-side of accepting groove collecting aforementioned through-hole, and two screens limits are from both up and down to being positioned outside dual-side.
5. electric connector as claimed in claim 2, it is characterized in that: described plastic cement is provided with convex extension part forward, first circuit board lower end is provided with under shed and is in the lower LED of two opposite sides of under shed, and convex extension part is contained under shed, and is fixed with the LED terminal connecting lower LED.
6. electric connector as claimed in claim 2, it is characterized in that: the top and bottom, front side of described first circuit board are separately installed with LED and lower LED, described upper LED and lower LED are in order to be marked with the connection status of pin connector in plug receptacle and lower plug receptacle respectively, terminal module also comprises the upper LED terminal and lower LED terminal that are fixed on pin plastic cement, upper LED terminal and lower LED connecting terminals are connected to the lower end of first circuit board, in order to by the Signal transmissions of the external circuit board to first circuit board.
7. electric connector as claimed in claim 6, it is characterized in that: lower LED terminal has the stitch extended back, described first circuit board is provided with the conductive trough under shed, described first circuit board is coordinated downwards and makes conductive trough accommodate the stitch of aforementioned lower LED terminal downwards.
8. electric connector as claimed in claim 7, is characterized in that: aforementioned lower LED terminal also has and is connected to aforementioned stitch front end and to downward-extension to be connected to the pin of the external circuit board.
9. electric connector as claimed in claim 6, it is characterized in that: described RJ terminal is installed on the centre position of described first circuit board, upper LED by the upside in first circuit board centre position be connected to second circuit board, again by second circuit board be connected to first circuit board centre position downside, be finally connected to the external circuit board by upper LED connecting terminals again.
10. electric connector as claimed in claim 4, it is characterized in that: the screens limit position of second circuit board on the downside of corresponding first circuit board is provided with the 3rd conducting strip, LED is provided with on the upside of first circuit board, described upper LED signal is connected to second circuit board from first circuit board, then is communicated to first circuit board by this welding from second circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420463000.0U CN204088814U (en) | 2014-08-09 | 2014-08-09 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420463000.0U CN204088814U (en) | 2014-08-09 | 2014-08-09 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204088814U true CN204088814U (en) | 2015-01-07 |
Family
ID=52181488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420463000.0U Expired - Lifetime CN204088814U (en) | 2014-08-09 | 2014-08-09 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204088814U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134093A (en) * | 2020-09-23 | 2020-12-25 | 东莞立德精密工业有限公司 | Electric connector and electric connector assembly |
| CN114552299A (en) * | 2020-11-11 | 2022-05-27 | 王永清 | Surface mount RJ connector |
-
2014
- 2014-08-09 CN CN201420463000.0U patent/CN204088814U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134093A (en) * | 2020-09-23 | 2020-12-25 | 东莞立德精密工业有限公司 | Electric connector and electric connector assembly |
| US11888271B2 (en) | 2020-09-23 | 2024-01-30 | Dongguan Leader Precision Industry Co., Ltd. | Electric connector with fool-proof structure and electric connector assembly thereof |
| CN114552299A (en) * | 2020-11-11 | 2022-05-27 | 王永清 | Surface mount RJ connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150107 |