CN209056665U - Male end signal transmission module with metal shielding board - Google Patents
Male end signal transmission module with metal shielding board Download PDFInfo
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- CN209056665U CN209056665U CN201920034435.6U CN201920034435U CN209056665U CN 209056665 U CN209056665 U CN 209056665U CN 201920034435 U CN201920034435 U CN 201920034435U CN 209056665 U CN209056665 U CN 209056665U
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- plastic packaging
- signal transmission
- transmission module
- metal shielding
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Abstract
The utility model discloses a kind of male end signal transmission module with metal shielding board, including signal transmission module and the metal shielding board being fixed on signal transmission module, above-mentioned signal transmission module includes module housing, plastic packaging lower module and plastic packaging upper module, multiple spill cavitys being distributed by difference wiring path are offered in above-mentioned module housing, it is respectively and fixedly provided with difference cabling on above-mentioned plastic packaging lower module and plastic packaging upper module and above-mentioned plastic packaging lower module and plastic packaging upper module are grouped together to form contact pin plastic packaging module, above-mentioned contact pin plastic packaging module is adapted with spill cavity；It is arranged at intervals with more than two bulge-structures in a side of above-mentioned metal shielding board, and is provided with salient point above above-mentioned bulge-structure.Male end signal transmission module in the utility model with metal shielding board is applied in high-speed differential signal connector, can reduce interfering with each other between Difference signal pair as much as possible, shorten return flow path, while reduce the crosstalk between signal pair.
Description
Technical field
The utility model relates to high-speed-differential connector technique fields, and in particular to a kind of male end letter with metal shielding board
Number transmission module.
Background technique
At present in high-speed differential signal connector, the return flow path in transmission link around differential signal is connected by multiple spot
It connects and interconnects realization between metal screen to shorten return flow path and pass through, spacing is consistent between metal and metal
It needs to assist other structures, complex process is not easy to control.
In current high-speed differential signal connector, due to the limitation of its structure, the crosstalk between signal is serious, differential signal
It interferes with each other, the final laser propagation effect for influencing signal connector.
Utility model content
The purpose of this utility model is to provide a kind of male end signal transmission module with metal shielding board is solved due to public affairs
The limitation of end signal transmission module structure causes to be easy to happen return flow path between crosstalk and signal pair between signal pair big
The problem of.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of male end signal transmission module with metal shielding board, including signal transmission module transmit mould with signal is fixed on
Metal shielding board on block, above-mentioned signal transmission module include module housing, plastic packaging lower module and plastic packaging upper module, above-mentioned module
Multiple spill cavitys being distributed by difference wiring path are offered on shell, it is solid on above-mentioned plastic packaging lower module and plastic packaging upper module
Surely there is difference cabling and above-mentioned plastic packaging lower module and plastic packaging upper module are grouped together to form contact pin plastic packaging module, above-mentioned contact pin
Plastic packaging module is adapted with spill cavity；More than two protrusion knots are arranged at intervals in a side of above-mentioned metal shielding board
Structure, and salient point is provided with above above-mentioned bulge-structure, above-mentioned bulge-structure is raised towards the outside of metal shielding board.
Preferably, above-mentioned bulge-structure is located at when above-mentioned metal shielding board is mounted on above-mentioned signal transmission module
Between the adjacent Difference signal pair of signal transmission module.
Preferably, fixed column is provided on the upper surface of above-mentioned plastic packaging lower module, it is corresponding on above-mentioned plastic packaging upper module
Position at be provided with irregularly-shaped hole, above-mentioned plastic packaging lower module and plastic packaging upper module be full of conjunction by fixed column and irregularly-shaped hole and consolidate
It is fixed.
Preferably, being provided with inserting for more than two stretching module housings on above-mentioned plastic packaging lower module and plastic packaging upper module
Needle-like contact block, and the upper surface of the pin type contact block on above-mentioned plastic packaging lower module offers L-type slot, above-mentioned plastic packaging upper mold
Pin type contact block on block is adapted with above-mentioned L-type slot.
Pressing plate is arranged at intervals at a side of spill cavity preferably, offering in above-mentioned module housing, and on
Pressing plate is stated between adjacent spill cavity, is provided with square boss on above-mentioned pressing plate, above-mentioned contact pin plastic packaging module with it is above-mentioned
There is gap between pressing plate.
Preferably, offering on side of the above-mentioned module housing far from above-mentioned pin type contact block for installing shielding part
Shielding part mounting groove, and the end of the side be provided with installation protrusion.
Preferably, the surface of above-mentioned module housing is covered with electroplated layer.
Compared with prior art, the beneficial effects of the utility model are at least one of following:
1, in module housing of the utility model by the male end signal transmission module in high-speed differential signal connector
Multiple spill cavitys are set, and the cavity is distributed the differential pair so that male end signal transmission module according to difference wiring path
It is fixed on after plastic packaging in the concave shaped cavity body in module housing, so that the cavity be made to form closed signal path, finally makes
Three faces that the plating of spill cavity is distributed in differential signal transmission surrounding are obtained, can be reduced between Difference signal pair to the maximum extent
Interfere with each other.
2, metal shielding board is installed on signal transmission module in the utility model, and two are arranged on metal shielding board
A above bridge structure, after metal shielding board is fixed with male end signal transmission module, multiple male end signals transmit moulds
Block will do it laid out in parallel, can make to realize between metal shielding board and the shielding shell of adjacent male end signal transmission module more
Point connection, to shorten return flow path.
3, the bulge-structure in the utility model can form ground hole around telltale hole, and be located at signal differential to two
Between two, to reduce the crosstalk between signal.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the signal transmission module of the utility model.
Fig. 3 is the structural schematic diagram of the module housing of the utility model.
Fig. 4 is the plastic packaging upper module of the utility model and the separated structure schematic diagram of plastic packaging lower module.
Fig. 5 is the structural schematic diagram of the metal shielding board of the utility model.
The metal screen and the overall structure diagram after signal transmission module installation that Fig. 6 is the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1, for one embodiment of the utility model, a kind of male end signal transmission mould with metal shielding board
Block, including signal transmission module and the metal shielding board 200 being fixed on signal transmission module, metal shielding board 200 is mounted on
On signal transmission module, differential signal can be shielded, while by the setting of metal shielding board, further shorten reflux
Path.
Fig. 2 shows the structural schematic diagram of the signal transmission module of the utility model, as shown, above-mentioned signal transmits mould
Block includes module housing 601, plastic packaging lower module 602 and plastic packaging upper module 603, offered in above-mentioned module housing 601 it is multiple by
The spill cavity 604 of difference wiring path distribution, is respectively and fixedly provided with difference on above-mentioned plastic packaging lower module 602 and plastic packaging upper module 603
Cabling and above-mentioned plastic packaging lower module 602 and plastic packaging upper module 603 are grouped together to form contact pin plastic packaging module, i.e. plastic packaging lower die
Block 602 and plastic packaging upper module 603 form the contact pin plastic packaging module with differential pair, for the letter in female end signal transmission module
The differential pair that number transmission reed is formed cooperates, and above-mentioned contact pin plastic packaging module is adapted with spill cavity 604.It is practical by this
Novel structure can reduce Difference signal pair so that the plating of spill cavity is distributed in three faces of differential signal transmission surrounding
Between interfere with each other.
Fig. 5 shows the structure of metal shielding board, is spaced setting in a side of above-mentioned metal shielding board 200 in the figure
There are two above bulge-structures 206, and the top of above-mentioned bulge-structure 206 is provided with salient point 207, above-mentioned bulge-structure
206 is raised towards the outside of metal shielding board 200.The bulge-structure 206 be in a side of barricade main body 200, be
The protrusion of formation is amplified on the side upwards, salient point is used for and adjacent signal transmission module is contacted.In the present embodiment,
After metal shielding board and male end signal transmission module are fixed, multiple signal transmission modules will do it laid out in parallel, protrusion
Structure 206 can make to realize that multiple spot is connected between metal shielding board and the shielding shell of adjacent signal transmission module, to subtract
Short return flow path.
Fig. 3 shows the structural schematic diagram of module housing 601, and according to the display of module housing 601, spill cavity 604 is set
It sets on the surface of module housing 601, and spill cavity 604 is presented curved channel-shaped, and the spill cavity 604 is from module
A side of shell 601 is extended towards adjacent a side.
Further, for one embodiment of the utility model, on the basis of the above embodiments, when above-mentioned metal screen
When shield plate 200 is mounted on above-mentioned signal transmission module, above-mentioned bulge-structure 206 is located at the adjacent difference letter of signal transmission module
Number between.As shown in fig. 6, when the bulge-structure on metal shielding board is mounted on signal transmission module, the bulge-structure 207
Ground hole 208 is formed between signal differential is to 301, therefore bulge-structure should be located at the adjacent difference letter of signal transmission module
Number between, to reduce the crosstalk between signal.
Further, for another embodiment of the utility model, on the basis of the above embodiments, under above-mentioned plastic packaging
It is provided with fixed column 605 on the upper surface of module 602, is provided with abnormity at corresponding position on above-mentioned plastic packaging upper module 603
Hole 606, above-mentioned plastic packaging lower module 602 be full of closing fixing with plastic packaging upper module 603 by fixed column 605 and irregularly-shaped hole 606.This
In embodiment, the irregularly-shaped hole 606 of plastic packaging upper module and the fixed column 605 of plastic packaging lower module be full of closing fixing, and are used for fixed difference
Point pair, and guarantee that the indirect and difference in each differential pair for the spacing between return flow path, to reduce return flow path, subtracts
Crosstalk between few signal differential pair.
Further, for another embodiment of the utility model, on the basis of the above embodiments, with reference to Fig. 4, on
It states and is provided with more than two pin type contact blocks for stretching out module housing 601 on plastic packaging lower module 602 and plastic packaging upper module 603
607, and the upper surface of the pin type contact block 607 on above-mentioned plastic packaging lower module 602 offers L-type slot, above-mentioned plastic packaging upper mold
Pin type contact block 607 on block 603 is adapted with above-mentioned L-type slot.In the present embodiment, in high-speed differential signal connector,
Male end signal transmission module and female end signal transmission module are close fits, in female end signal transmission module, signal transmission
It forms contact channel between the contact terminal of reed to be inserted into for contact pin, therefore for male end signal transmission module, male end
What signal transmission module was matched with the contact terminal in female end signal transmission module should be that there is the strip of contact pin property to connect
Contact block, therefore in order to be inserted into female end as contact pin after so that plastic packaging lower module and plastic packaging upper module is complemented each other to form Difference signal pair
Signal transmission reed contact terminal between, therefore L-type slot is offered on plastic packaging lower module, convenient for plastic packaging upper module into
Row cooperation forms male end signal transmission module completely with Difference signal pair.
Further, for another embodiment of the utility model, on the basis of the above embodiments, outside above-mentioned module
Offered on shell 601 and be arranged at intervals with pressing plate 608 at a side of spill cavity 604, and above-mentioned pressing plate be located at it is adjacent recessed
Between shape cavity 604, be provided with square boss 6081 on above-mentioned pressing plate 608, above-mentioned contact pin plastic packaging module and above-mentioned pressing plate 608 it
Between have gap.By setting pressing plate 608 in the present embodiment and in the outside of pressing plate 608, square boss 6081 is set, it is rectangular
Boss 1091 has elasticity, can be avoided each square boss between multiple components and is uneven caused insufficient contact, together
When between contact pin plastic module and pressing plate 608 with gap can guarantee pressing plate end face square boss have elasticity.
Further, for another embodiment of the utility model, on the basis of the above embodiments, outside above-mentioned module
Shell 601 offers the shielding part mounting groove 609 for installing shielding part on the side far from above-mentioned pin type contact block, and should
The end of side is provided with installation protrusion 610.Shielding part mounting groove 609 is set on it in the present embodiment and raised 610 sides are installed
Just the installation of shielding part, while facilitating the installation of entire signal transmission module.
Further, for another embodiment of the utility model, on the basis of the above embodiments, outside above-mentioned module
The surface of shell 601 is covered with electroplated layer.Electroplated layer can be the metal material of the conduction such as electronickelling, gold, silver, copper；In addition to mould
Block shell 101 can also be taken the case where not being electroplated, and metallic fiber is such as added in module housing, and adding graphite etc., all can make
The conductive appropriate materials of module housing 101；After plating, the plating of spill cavity is distributed in transmission on module housing 101 surface
Three faces of differential signal surrounding shield the signal interference between Difference signal pair；Go out additionally, due to signals transmission metal
Existing skin effect, module housing 101 be electroplated after can approximation regard metal as, be centered around around differential signal, returned as differential signal
Flow path reduces the interference of Difference signal pair therebetween, shortens signal return flow path.
" one embodiment ", " another embodiment ", " embodiment ", " preferred implementation spoken of in the present specification
Example " etc., referring to combining specific features, structure or the feature of embodiment description includes describing extremely in the application generality
In few one embodiment.It is not centainly to refer to the same embodiment that statement of the same race, which occur, in multiple places in the description.Into one
For step, when describing a specific features, structure or feature in conjunction with any embodiment, what is advocated is to combine other implementations
Example realizes that this feature, structure or feature are also fallen in the scope of the utility model.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations
It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims
In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.
Claims (7)
1. a kind of male end signal transmission module with metal shielding board, it is characterised in that: including signal transmission module and be fixed on
Metal shielding board (200) on signal transmission module,
The signal transmission module includes module housing (601), plastic packaging lower module (602) and plastic packaging upper module (603), the mould
Multiple spill cavitys (604) being distributed by difference wiring path are offered on block shell (601),
Difference cabling and the plastic packaging lower module are respectively and fixedly provided on the plastic packaging lower module (602) and plastic packaging upper module (603)
(602) and plastic packaging upper module (603) is grouped together to form contact pin plastic packaging module, the contact pin plastic packaging module and spill cavity
(604) it is adapted；
More than two bulge-structures (206) are arranged at intervals in a side of the metal shielding board (200), and described convex
It rises and is provided with salient point (207) above structure (206), the outside of bulge-structure (206) towards the metal shielding board (200) is convex
It rises.
2. the male end signal transmission module according to claim 1 with metal shielding board, it is characterised in that: when the metal
When barricade (200) is mounted on the signal transmission module, it is adjacent that the bulge-structure (206) is located at signal transmission module
Between Difference signal pair.
3. the male end signal transmission module according to claim 1 with metal shielding board, it is characterised in that: under the plastic packaging
It is provided on the upper surface of module (602) fixed column (605), is arranged at corresponding position on the plastic packaging upper module (603)
Have irregularly-shaped hole (606), the plastic packaging lower module (602) and plastic packaging upper module (603) pass through fixed column (605) and irregularly-shaped hole
(606) it carries out being full of closing fixing.
4. the male end signal transmission module according to claim 1 with metal shielding board, it is characterised in that: under the plastic packaging
More than two pin type contact blocks for stretching out module housing (601) are provided in module (602) and plastic packaging upper module (603)
(607), the upper surface of the pin type contact block (607) and on the plastic packaging lower module (602) offers L-type slot, the modeling
The pin type contact block (607) sealed up on module (603) is adapted with the L-type slot.
5. the male end signal transmission module according to claim 1 with metal shielding board, it is characterised in that: outside the module
It offers and is arranged at intervals at a side of spill cavity (604) pressing plate (608) on shell (601), and the pressing plate is located at phase
Between adjacent spill cavity (604), be provided with square boss (6081) on the pressing plate (608), the contact pin plastic packaging module with
There is gap between the pressing plate (608).
6. the male end signal transmission module according to claim 4 with metal shielding board, it is characterised in that: outside the module
The shielding part mounting groove (609) for installing shielding part is offered on the side of the separate pin type contact block of shell (601), and
And the end of the side is provided with installation protrusion (610).
7. the male end signal transmission module described in any one with metal shielding board, feature exist according to claim 1~6
In: the surface of the module housing (601) is covered with electroplated layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034435.6U CN209056665U (en) | 2019-01-09 | 2019-01-09 | Male end signal transmission module with metal shielding board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034435.6U CN209056665U (en) | 2019-01-09 | 2019-01-09 | Male end signal transmission module with metal shielding board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209056665U true CN209056665U (en) | 2019-07-02 |
Family
ID=67055666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920034435.6U Active CN209056665U (en) | 2019-01-09 | 2019-01-09 | Male end signal transmission module with metal shielding board |
Country Status (1)
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Address after: 621000 No. 36 Yuejin Road, Fucheng District, Sichuan, Mianyang Patentee after: Sichuan Huafeng Technology Co.,Ltd. Address before: 621000 No. 36 Yuejin Road, Fucheng District, Sichuan, Mianyang Patentee before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |