CN209448145U - For the shield assembly of high speed connector, modular structure and high speed connector - Google Patents
For the shield assembly of high speed connector, modular structure and high speed connector Download PDFInfo
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- CN209448145U CN209448145U CN201920420552.6U CN201920420552U CN209448145U CN 209448145 U CN209448145 U CN 209448145U CN 201920420552 U CN201920420552 U CN 201920420552U CN 209448145 U CN209448145 U CN 209448145U
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- shielding part
- shield assembly
- high speed
- speed connector
- secondary shielding
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Abstract
The utility model discloses a kind of for the shield assembly of high speed connector, modular structure and high speed connector, wherein modular structure includes signal transmission module and the shield assembly that is installed on signal transmission module, above-mentioned shield assembly includes the first shielding part and secondary shielding part, is fixed between above-mentioned first shielding part and secondary shielding part by guide post.The first shielding part and secondary shielding part are fixed by modes such as guide post and laser weldings for the utility model, the relative position size between the first shielding part and secondary shielding part can be accurately controlled after fixed, to guarantee the consistency of differential pair impedance.
Description
Technical field
The utility model relates to high speed connector technical fields, and in particular to a kind of shielding group for high speed connector
Part, modular structure and high speed connector.
Background technique
Huafeng Enteriprises Co., Ltd., Sichuan is that one under the holding Group Co., Ltd of Sichuan Changhong's electronics endeavours
It is domestic history longest, largest, kind is most, research and development ability is most strong, core technology in the research and development and production of electric connector
Most electric connector developments and manufacturing enterprise are Chinese electric connector scientific research and production base, electric interconnecting devices industry association, China
It can technique center, electric interconnecting devices employer's organization, China president's unit, the country IEC/TC48 and SC48, International Organization for standardization
Technical centralized unit, company rank among element enterprise, China Electronics list of top 100 for continuous 21 years, and a provincial technology is had in company
Center, Liang Ge research institute, five professional technological experiment rooms, product design, tool and mould design and manufacture, electricity with internal class
Plating and detection technique.The New connector research and development task for undertaking national key scientific research projects for a long time, has filled up state's female connector neck
The multinomial blank in domain.All kinds of connector descriptions that company develops are more than more than 50,000, in military affairs, communication, industry, automobile etc.
Field is widely applied, and has been exported to the developed countries and regions such as Germany, Britain, France, the U.S., Finland, Russia.
High speed connector is widely used in the communication technology, it is large-scale communication apparatus, very-high performance server and huge meter
The common a kind of connector of calculation machine, industrial computer, high-end storage equipment, main function is connecting single board and backboard, veneer
At 90 degree of vertical structures between backboard, high-speed differential signal or single-ended signal and transmitting high current are transmitted.
With the continuous improvement of the communication technology, the requirement for message transmission rate and transmission quality is also higher and higher.Mesh
For preceding existing high speed connector due to the limitation of structure each in connector, it is more serious to occur crosstalk between signal, influences data
Transmission quality.
On the other hand, due to the connection type between each components, it may cause part during connector grafting
Between displacement, influence the consistency of differential pair impedance.
Utility model content
Connect the purpose of this utility model is to provide a kind of for the shield assembly of high speed connector, modular structure and high speed
Device is connect, solves the problems, such as to may cause between part during connector grafting due to the connection type in shield assembly
The problem of shifting, influencing the consistency of differential pair impedance.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of shield assembly for high speed connector, including the first shielding part and secondary shielding part, above-mentioned first shielding
It is fixed between part and secondary shielding part by guide post.
Preferably, above-mentioned shield assembly is installed on signal transmission module, above-mentioned first shielding part includes and signal mode
The shield body of block size adaptation and the ground terminal being separately positioned at the adjacent both sides of the edge of shield body and ground connection
Tail portion, above-mentioned secondary shielding part are covered on above the ground terminal of the first shielding part and are consolidated with shield body by guide post
It is fixed, Y type connection structure is formed between the ground terminal in above-mentioned secondary shielding part and above-mentioned first shielding part.
Preferably, the end that above-mentioned secondary shielding part is connect with above-mentioned first shielding part is provided with more than two protrusions
Tooth is provided with the through-hole being adapted to above-mentioned guide post in above-mentioned protruding teeth.
Preferably, the position that above-mentioned first shielding part and secondary shielding part are in contact is additionally provided with more than two uniformly rows
The tie point of cloth.
Preferably, above-mentioned secondary shielding part is elastic corresponding to being provided with first at the ground terminal of above-mentioned first shielding part
Structure, the ground terminal on the first elastic construction and adjacent signal transmission module on above-mentioned secondary shielding part in the first shielding part
Mutually overlap.
Preferably, above-mentioned ground terminal is arranged at intervals with multiple, and it is located between adjacent signal terminal, on
The quantity for stating the first elastic construction is consistent with the quantity of above-mentioned ground terminal and correspond.
Preferably, the side of each first elastic construction is also set up there are two extending direction phase on above-mentioned secondary shielding part
The second same elastic construction, and two above-mentioned second elastic constructions are located in different bar shaped grooves.
Preferably, raised frame is provided at the side edge of above-mentioned secondary shielding part, above-mentioned protrusion frame and adjacent shields group
The side edge of secondary shielding part in part is in contact, and the installation site phase of the raised frame on adjacent above-mentioned shield assembly
Instead.
A kind of modular structure for high speed connector including signal transmission module and is mounted on signal transmission module
Above-mentioned shield assembly.
A kind of high speed connector, including signal transmission module and the above-mentioned shield assembly being mounted on signal transmission module.
Compared with prior art, the utility model has the beneficial effects that
The first shielding part and secondary shielding part are fixed by modes such as guide post and laser weldings for the utility model,
The relative position size between the first shielding part and secondary shielding part can be accurately controlled after fixation, to guarantee differential pair impedance
Consistency.
The utility model combines the shield assembly to be formed using the first shielding part and secondary shielding part, and in shield assembly
In corresponding position setting elastic construction and ground Wiring structure, pass through the elastic construction and adjacent shield assembly on shield assembly
On ground Wiring structure mutually overlap, as far as possible shortening return flow path, improve differential pair between crosstalk.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high speed connector of the utility model.
Fig. 2 is the structural schematic diagram of the modular structure of the utility model.
Fig. 3 is the structural schematic diagram of the shield assembly of the utility model.
Fig. 4 is the location diagram between the adjacent shields component of the utility model.
Fig. 5 is the lateral plan between the adjacent shields component of the utility model.
Fig. 6 is B-B direction cross-sectional view in Fig. 5 of the utility model.
Fig. 7 is the structural schematic diagram of the signal transmission module of the utility model.
Fig. 8 is the structural schematic diagram of first shielding part of the utility model.
Fig. 9 is the structural schematic diagram of the secondary shielding part of 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.
Fig. 1 shows the combining structure schematic diagram of modular structure and installation pedestal in the high speed connector, in the high speed
In connector, modular structure is plugged on the inside of installation pedestal 40, this modular structure is used as after being mounted in installation pedestal 40 should
The terminative connector of high speed connector, terminative connector is then mating with Male end connector, ultimately forms complete connection
Device structure, wherein the modular structure includes signal transmission module 10.
As shown in Figure 2,3, multiple signal transmission modules 10, each signal are arranged successively in sequence in high speed connector
It is mounted on shield assembly 20 in transmission module 10, shield assembly 20 includes the first shielding part 21 and secondary shielding part 22, and first
It is fixed between shielding part 21 and secondary shielding part 22 by guide post 23；It can accurately be controlled after being fixed by guide post 23
Relative position size between first shielding part and secondary shielding part, to guarantee the consistency of differential pair impedance.
As shown in Fig. 3,8,9, the first shield assembly 21 includes the shield body being adapted to 10 size of signal transmission module
211 and the ground terminal 213 that is separately positioned at the adjacent both sides of the edge of shield body 211 and ground connection tail portion 212, second
Shielding part 22 is covered on 213 top of ground terminal of the first shielding part 21 and is consolidated with shield body 211 by guide post 23
It is fixed.By the combined application of the first shielding part 21 and secondary shielding part 22 in the signal transmission module of high speed connector, eliminate
The ground line of traditional routing region, while it is improved performance, reach the requirement of matching impedance.
In order to further make secondary shielding part 22 and the first shielding part 21 be attached fixation, secondary shielding part 22 and first
The end that shielding part 21 connects is provided with more than two protruding teeths 25, and is provided in the protruding teeth 25 and mutually fits with guide post
The through-hole matched, consequently facilitating installation is fixed.
In order to keep the positional relationship between secondary shielding part 22 and the first shielding part 21 more stable, meet the first shielding part
Relative position size between secondary shielding part, the position that the first shielding part 21 and secondary shielding part 22 are in contact are additionally provided with
More than two evenly arranged tie points 24.Here connection type is not limited to laser welding, while can also be using super
It sound wave friction welding and turns over riveter skill etc. and is attached, so as to the relative position between two parts of high accuracy positioning.
Fig. 4 shows the positional relationship between adjacent shield assembly, with reference to Fig. 5, Fig. 6, two adjacent signals
Shield assembly 20 in transmission module 10 is respectively shield assembly A and shield assembly B, is provided on shield assembly A towards screen
The first elastic construction 201 for covering component B protrusion has and the first elastic construction 201 on shield assembly A on shield assembly B
Mutually overlapped ground terminal 213；The first elastic construction 201 in shield assembly 20 is mounted on secondary shielding part 22, while every
The ground terminal 213 of secondary shielding part 22 and the first shielding part 21 in a shield assembly 20 forms y-type structure from side, more
Be conducive to shorten return flow path, lower the crosstalk between signal differential pair.
Fig. 7 shows the structural schematic diagram of signal transmission module, and with reference to the schematic diagram, above-mentioned signal transmission module 10 includes
Plastic packaging shell 102 and difference signal terminal 101, above-mentioned difference signal terminal 101 is alternatively arranged in pairs and plastic packaging is in plastic packaging shell
In body 102, the wiring path of difference signal terminal 101 is provided with cavity 103 on above-mentioned plastic packaging shell 102, and by difference
Signal terminal 101 is exposed to outer.Cavity is set along the wiring path of difference signal terminal on the plastic packaging shell 102, it can
Raw material are saved, module strength is increased；The cavity says that cabling exposes simultaneously, can carry out air insulated and matching impedance, mention
The signal transmission performance of high connector.
The structural schematic diagram of the first shielding part 21 in shield assembly 20 is illustrated such as Fig. 8, in first shielding part 21,
Contact terminal 213 be arranged at intervals with it is multiple, and when shield assembly is mounted on signal transmission module, on the first shielding part 21
Contact terminal of the contact terminal 213 between adjacent signal terminal 101, i.e., on signal terminal 101 and the first shielding part 21
213 successively space crossings arrangements.
Secondary shielding part 22 is installed on 213 top of ground terminal of above-mentioned first shielding part 21, and secondary shielding part 22, which divides, is
Two parts, a part are the coupling parts with the first shielding part 21, which is located at the top of secondary shielding part 22, another
Part is the contact portion contacted with other structures for being provided with the first elastic construction 201, which is located at second
The lower part of shielding part 22, and coupling part and contact portion are not in the same plane；The top of secondary shielding part 22 is by leading
Terminal and other connection types are fixed in the shield body 211 of the first shielding part 21, other connection types can be laser
Welding, ultrasonic friction welding and turn over riveter skill etc., the lower part (i.e. contact portion) of secondary shielding part 22 is located at the first shielding
The top of the ground terminal 213 of part 21, while the quantity of the first elastic construction 201 on secondary shielding part 22 and adjacent screen
It covers the quantity of the ground terminal 213 in component unanimously and corresponds.
As shown in figure 9, being arranged at intervals with multiple bar shaped grooves 221, the first bullet in the contact portion of secondary shielding part 22
One end of property structure 201 is connected to the edge of bar shaped groove 221, and the other end of the first elastic construction 201 is then towards corresponding
The contact terminal 213 of ground terminal 213 simultaneously contacts, to reach shortening return flow path, improves crosstalk between differential pair
Purpose.
In order to further shorten return flow path, the crosstalk between differential pair is reduced, each first on secondary shielding part 22
The side of elastic construction 201 is also set up there are two identical second elastic construction 223 of extending direction, and two second elasticity knots
Structure 223 is located in different bar shaped grooves 221；For second elastic construction, when the shield assembly is applied to connector
When, which can be contacted with the U-shaped shielding part in male end pedestal, in order to in male end pedestal
U-shaped shielding part contacted, while shortening return flow path, reduce signal cross-talk, second elastic construction 223 is in secondary shielding
Protrusion direction on part 22 is opposite with protrusion direction of first elastic construction 201 on secondary shielding part 22.
In addition raised frame 222, raised frame 222 and adjacent shields component 20 are provided at the side edge of secondary shielding part 22
In the side edge of secondary shielding part 22 be in contact, and 222 installation site of raised frame on adjacent above-mentioned shield assembly 20
On the contrary, its main function can also shorten return flow path, and reduce the crosstalk between signal, while the strong of structure can also be increased
Degree.
" 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 (10)
1. a kind of shield assembly for high speed connector, it is characterised in that: including the first shielding part (21) and secondary shielding part
(22), fixed by guide post (23) between first shielding part (21) and secondary shielding part (22).
2. the shield assembly according to claim 1 for high speed connector, it is characterised in that: the shield assembly installation
In on signal transmission module (10), first shielding part (21) includes the shielding part being adapted to signal transmission module (10) size
Main body (211) and the ground terminal (213) being separately positioned at the adjacent both sides of the edge of shield body (211) and ground connection tail
Portion (212), the secondary shielding part (22) is covered on above the ground terminal (213) of the first shielding part (21) and and shielding part
Main body (211) is fixed by guide post (23), the ground terminal in the secondary shielding part (22) and first shielding part (21)
Y type connection structure is formed between sub (213).
3. the shield assembly according to claim 1 for high speed connector, it is characterised in that: the secondary shielding part
(22) end connecting with first shielding part (21) is provided with more than two protruding teeths (25), on the protruding teeth (25)
It is provided with the through-hole being adapted to the guide post (23).
4. the shield assembly according to claim 3 for high speed connector, it is characterised in that: first shielding part
(21) and the position that is in contact of secondary shielding part (22) is additionally provided with more than two evenly arranged tie points (24).
5. the shield assembly according to claim 2 for high speed connector, it is characterised in that: the secondary shielding part
(22) correspond at the ground terminal (213) of first shielding part (21) and be provided with the first elastic construction (201), described second
Ground connection on the first elastic construction (201) and adjacent signal transmission module (10) on shielding part (22) in the first shielding part (21)
Terminal (213) mutually overlaps.
6. the shield assembly according to claim 5 for high speed connector, it is characterised in that: the ground terminal
(213) it is arranged at intervals with multiple, and is located between adjacent signal terminal (101), first elastic construction (201)
Quantity it is consistent with the quantity of the ground terminal (213) and correspond.
7. the shield assembly according to claim 5 for high speed connector, it is characterised in that: the secondary shielding part
(22) side of each first elastic construction (201) is also set up there are two identical second elastic construction (223) of extending direction on,
And two second elastic constructions (223) are located in different bar shaped groove (221).
8. the shield assembly according to claim 1 for high speed connector, it is characterised in that: the secondary shielding part
(22) it is provided at side edge raised frame (222), the secondary shielding in the protrusion frame (222) and adjacent shields component (20)
The side edge of part (22) is in contact, and raised frame (222) installation site on the adjacent shield assembly (20) is opposite.
9. a kind of modular structure for high speed connector, it is characterised in that: including signal transmission module (10) and be mounted on letter
The shield assembly as described in claim 1~8 any one in number transmission module (10).
10. a kind of high speed connector, it is characterised in that: including signal transmission module (10) and be mounted on signal transmission module (10)
On the shield assembly as described in claim 1~8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920420552.6U CN209448145U (en) | 2019-03-29 | 2019-03-29 | For the shield assembly of high speed connector, modular structure and high speed connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920420552.6U CN209448145U (en) | 2019-03-29 | 2019-03-29 | For the shield assembly of high speed connector, modular structure and high speed connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209448145U true CN209448145U (en) | 2019-09-27 |
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ID=68034201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920420552.6U Active CN209448145U (en) | 2019-03-29 | 2019-03-29 | For the shield assembly of high speed connector, modular structure and high speed connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209448145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
-
2019
- 2019-03-29 CN CN201920420552.6U patent/CN209448145U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
| CN109768438B (en) * | 2019-03-29 | 2024-02-09 | 四川华丰科技股份有限公司 | Shielding assembly for high-speed connector, module structure and high-speed connector |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: No. 118, Sanjiang Avenue, economic development zone, Mianyang, Sichuan 621000 Patentee after: Sichuan Huafeng Technology Co.,Ltd. Address before: No. 118, Sanjiang Avenue, economic development zone, Mianyang, Sichuan 621000 Patentee before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |