CN207426303U - A kind of series connection protected type back panel connector - Google Patents
A kind of series connection protected type back panel connector Download PDFInfo
- Publication number
- CN207426303U CN207426303U CN201721372767.2U CN201721372767U CN207426303U CN 207426303 U CN207426303 U CN 207426303U CN 201721372767 U CN201721372767 U CN 201721372767U CN 207426303 U CN207426303 U CN 207426303U
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- China
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- metallic shield
- back panel
- panel connector
- series connection
- shrapnel
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Abstract
The utility model is related to the technical fields of connector, the series connection protected type back panel connector of especially a kind of electric current being mainly used in server, interchanger or memory between circuit board and circuit board or signal transmission, with conductive plastic, grounding pin, signal pin and metallic shield piece are equipped on the conductive plastic, the metallic shield on piece is provided with the shrapnel contacted with conductive plastic flexible fastening.By setting shrapnel in metallic shield on piece, play the role of metallic shield piece being fixed on conductive plastic first, in addition because conductive plastic is conductive, shrapnel after conductive plastic Elastic Contact with also acting as the effect that all metallic shield pieces are cascaded, shield effectiveness is notable so that the signal stabilization and high frequency performance of entire back panel connector product are significantly improved.
Description
Technical field
The utility model is related to the technical field of connector, especially one kind to be mainly used for server, interchanger or storage
The series connection protected type back panel connector of electric current or signal transmission in device between circuit board and circuit board.
Background technology
Back panel connector is large-scale communication apparatus, very-high performance server and supercomputer, industrial computer, high-end deposits
Store up the common a kind of connector of equipment.However, existing back panel connector is also relatively deficient in signal shielding technical aspect at present,
The mutual signal interference of signal pin is bigger, so as to influence the signal stabilization and high frequency performance of entire connector product.
The content of the invention
The technical problems to be solved in the utility model is：In order to overcome the deficiencies in the prior art, a kind of string is provided
Join protected type back panel connector, signal stabilization and high frequency performance are significantly improved.
Technical solution is used by the utility model solves its technical problem：A kind of series connection protected type back panel connector,
With conductive plastic, grounding pin, signal pin and metallic shield piece, the metallic shield piece are equipped on the conductive plastic
On be provided with the shrapnel contacted with conductive plastic flexible fastening.
Further specifically, in above-mentioned technical proposal, the grounding pin is integrally formed with metallic shield piece.
Further specifically, in above-mentioned technical proposal, the grounding pin terminal root of the grounding pin is in be used for wrapping up
And the structure of interference signal that the signal pin terminal root for covering the signal pin is sent.
Further specifically, in above-mentioned technical proposal, respective buckle structure is passed through between adjacent two metallic shield piece
Clamping connection.
Further specifically, in above-mentioned technical proposal, the metallic shield on piece is offered corresponding to shrapnel position
The through hole at place, one end of shrapnel are fixedly connected with the hole wall of through hole, and shrapnel can elasticity when being contacted with conductive plastic flexible fastening
Storage is into through hole.
Further specifically, in above-mentioned technical proposal, the shrapnel is integrally formed with metallic shield piece.
Further specifically, in above-mentioned technical proposal, mirror image is set each other for adjacent two grounding pins terminal root.
Further specifically, in above-mentioned technical proposal, in adjacent two metallic shield piece, wherein a metallic shield
On piece has the first lapping plate, and another metallic shield on piece has the second lapping plate mutually overlapped with the first lapping plate, described
The first lapping plate on be provided with card slot, the fixture block to match with card slot, adjacent two gold medal are provided on second lapping plate
Belong to and clamping connection is realized by way of shielding piece is caught in the card slot the fixture block.
Further specifically, in above-mentioned technical proposal, offered on second lapping plate corresponding to fixture block position
The straight slot at place, one end of fixture block are fixedly connected with the inner wall of straight slot.
The beneficial effects of the utility model are：A kind of series connection protected type back panel connector of the utility model has following
Advantage：
First, by setting shrapnel in metallic shield on piece, play first and metallic shield piece is fixed on conductive plastic
Effect, in addition because conductive plastic is conductive, all metallic shield pieces are connected on by shrapnel with being also acted as after conductive plastic Elastic Contact
One role, shield effectiveness are notable；
2nd, since grounding pin and metallic shield piece are integrally formed, the two is integrated, and not only reduces the number of parts
Amount also reduces the installation step of parts；
3rd, further, since the grounding pin terminal root of grounding pin is in be used for wrapping up and covering the signal pin terminal of signal pin
The structure for the interference signal that root is sent reduces the mutual signal interference of signal pin, so that entire backboard connection
The signal stabilization and high frequency performance of device product are significantly improved.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments described in the application, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the assembling schematic diagram of adjacent two metallic shield piece；
Fig. 3 is the decomposition texture schematic diagram of Fig. 2；
Fig. 4 is the partial enlarged view at A in Fig. 3；
Fig. 5 is the partial enlarged view at B in Fig. 3.
In figure marked as：1st, conductive plastic；2nd, grounding pin；2-1, grounding pin terminal root；3rd, signal pin；3-1, signal
Pin terminal root；4th, metallic shield piece；4-1, the first lapping plate；4-2, the second lapping plate；4-3, card slot；4-4, fixture block；4-5、
Straight slot；5th, shrapnel；6th, through hole；7th, plastic body.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, those of ordinary skill in the art's all other embodiments obtained without making creative work, belongs to
The scope of the utility model protection.
See Fig. 1~5, a kind of series connection protected type back panel connector of the utility model has conductive plastic 1, conductive plastic 1
On be equipped with grounding pin 2, signal pin 3 and metallic shield piece 4, be provided in metallic shield piece 4 and connect with 1 flexible fastening of conductive plastic
Tactile shrapnel 5, shrapnel 5 are in broken line type, and shrapnel 5 is molded with 4 integrated punching of metallic shield piece, the material of shrapnel 5 and metallic shield
The material of piece 4 is identical.By setting shrapnel 5 in metallic shield piece 4, play first and metallic shield piece 4 is fixed on conductive modeling
Effect on glue 1, in addition because conductive plastic 1 is conductive, shrapnel 5 after 1 Elastic Contact of conductive plastic with also acting as all metal screens
The effect that piece 4 is cascaded is covered, shield effectiveness is notable.
It is offered in metallic shield piece 4 corresponding to the through hole 6 at 5 position of shrapnel, one end of shrapnel 5 and the hole wall of through hole 6
It is fixedly connected, and the width of shrapnel 5 is less than the width of through hole 6, shrapnel 5 can elasticity when being contacted with 1 flexible fastening of conductive plastic
Storage is into through hole 6, and such design is so that shrapnel 5 has preferably elasticity, and causes the contact with conductive plastic 1 of shrapnel 5
More stablize.
Grounding pin 2 is molded with 4 integrated punching of metallic shield piece, the material of grounding pin 2 and the material phase of metallic shield piece 4
Together, the two is integrated, and need not increase individual grounding pin 2 and individual metallic shield piece 4, not only reduces the number of parts
Amount also reduces the installation step of parts.
The grounding pin terminal root 2-1 of grounding pin 2 is in be used for wrapping up and covering the signal pin terminal root 3-1 of signal pin 3
The structure of the interference signal sent reduces the mutual signal interference of signal pin 3, so that entire back panel connector production
The signal stabilization and high frequency performance of product are significantly improved.
Signal pin terminal root 3-1 is in " ι " type.Mirror image is set adjacent two grounding pins terminal root 2-1 each other, adjacent two
In grounding pin terminal root 2-1, if a wherein grounding pin terminal root 2-1 is in package and covers " ι " type signal pin terminal root
" ┐ " type of 3-1, then another grounding pin terminal root 2-1 is in wrap up and cover " ┌ " of " ι " type signal pin terminal root 3-1
Type, and the vertical portion of adjacent two grounding pins terminal root 2-1 is arranged close to, such layout can not only ensure grounding pin terminal
Root 2-1 is used for wrapping up and covering the effect for the interference signal that signal pin terminal root 3-1 is sent, moreover it is possible to be substantially reduced entire
The structure size of back panel connector.
It is clamped and connected by respective buckle structure between adjacent two metallic shield piece 4, the top of every metallic shield piece 4
Portion, forepart and rear portion are respectively provided with buckle structure.In adjacent two metallic shield piece 4, wherein having first in a metallic shield piece 4
Lapping plate 4-1 has the second lapping plate 4-2 mutually overlapped with the first lapping plate 4-1 in another metallic shield piece 4, and first takes
The fixture block 4-4 for being provided on card slot 4-3, the second lapping plate 4-2 and matching with card slot 4-3, adjacent two gold medal are provided on fishplate bar 4-1
Belong to shielding piece 4 and clamping connection is realized in a manner that fixture block 4-4 is caught in card slot 4-3.Wherein, the upper surface of the second lapping plate 4-2
Angle is formed between the lower surface of the first lapping plate 4-1, such design is rapidly overlapped on convenient for the second lapping plate 4-2
The lower section of first lapping plate 4-1 simultaneously allows fixture block 4-4 to be directed at card slot 4-3 and is caught in wherein.
It is offered on second lapping plate 4-2 corresponding to the straight slot 4-5 at fixture block 4-4 positions, one end of fixture block 4-4 and straight slot
The inner wall of 4-5 is fixedly connected, and the width of fixture block 4-4 is less than the width of straight slot 4-5, and such design causes fixture block 4-4 more
It successfully snaps onto in card slot 4-3, and then rapidly realizes the connection between adjacent two metallic shield piece 4.
It is above-described, it is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is simultaneously
It is not limited to this, in the technical scope that any one skilled in the art discloses in the utility model, according to this reality
It is subject to equivalent substitution or change with new technical solution and its utility model design, should all covers the protection in the utility model
Within the scope of.
Claims (9)
1. a kind of series connection protected type back panel connector, has conductive plastic (1), the conductive plastic is equipped with ground connection on (1)
Pin (2), signal pin (3) and metallic shield piece (4), it is characterised in that：It is provided in the metallic shield piece (4) and is moulded with conductive
The shrapnel (5) of glue (1) flexible fastening contact.
2. a kind of series connection protected type back panel connector according to claim 1, it is characterised in that：The grounding pin (2)
It is integrally formed with metallic shield piece (4).
3. a kind of series connection protected type back panel connector according to claim 1, it is characterised in that：The grounding pin (2)
Grounding pin terminal root (2-1) be in be used for wrapping up and covering the signal pin terminal root (3-1) of the signal pin (3) to be sent out
The structure of the interference signal gone out.
4. a kind of series connection protected type back panel connector according to claim 1, it is characterised in that：Adjacent two metallic shield piece
(4) it is clamped and is connected by respective buckle structure between.
5. a kind of series connection protected type back panel connector according to claim 1, it is characterised in that：The metallic shield piece
(4) being offered on corresponding to the through hole (6) at shrapnel (5) position, one end of shrapnel (5) is fixedly connected with the hole wall of through hole (6),
Shrapnel (5) when being contacted with conductive plastic (1) flexible fastening can elastic containing into through hole (6).
6. a kind of series connection protected type back panel connector according to claim 1, it is characterised in that：The shrapnel (5) with
Metallic shield piece (4) is integrally formed.
7. a kind of series connection protected type back panel connector according to claim 3, it is characterised in that：Adjacent two grounding pins terminal
Mirror image is set each other for root (2-1).
8. a kind of series connection protected type back panel connector according to any one of claims 1 to 7, it is characterised in that：The phase
In adjacent two metallic shield pieces (4), wherein having the first lapping plate (4-1), another metallic shield piece in a metallic shield piece (4)
(4) on there is the second lapping plate (4-2) mutually overlapped with the first lapping plate (4-1), set on first lapping plate (4-1)
Card slot (4-3) is equipped with, the fixture block (4-4) to match with card slot (4-3) is provided on second lapping plate (4-2), it is adjacent
Two metallic shield pieces (4) realize clamping connection by way of the card slot (4-3) is caught in the fixture block (4-4).
9. a kind of series connection protected type back panel connector according to claim 8, it is characterised in that：Second lapping plate
It is offered on (4-2) corresponding to the straight slot (4-5) at fixture block (4-4) position, one end of fixture block (4-4) is interior with straight slot (4-5)
Wall is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372767.2U CN207426303U (en) | 2017-10-23 | 2017-10-23 | A kind of series connection protected type back panel connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721372767.2U CN207426303U (en) | 2017-10-23 | 2017-10-23 | A kind of series connection protected type back panel connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426303U true CN207426303U (en) | 2018-05-29 |
Family
ID=62312544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721372767.2U Active CN207426303U (en) | 2017-10-23 | 2017-10-23 | A kind of series connection protected type back panel connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426303U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107623229A (en) * | 2017-10-23 | 2018-01-23 | 安费诺（常州）高端连接器有限公司 | Series connection protected type back panel connector |
| CN109510030A (en) * | 2019-01-09 | 2019-03-22 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN109524849A (en) * | 2019-01-09 | 2019-03-26 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN109742607A (en) * | 2019-01-09 | 2019-05-10 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN113193441A (en) * | 2021-04-28 | 2021-07-30 | 中航光电科技股份有限公司 | Shielding shell and connector |
-
2017
- 2017-10-23 CN CN201721372767.2U patent/CN207426303U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107623229A (en) * | 2017-10-23 | 2018-01-23 | 安费诺（常州）高端连接器有限公司 | Series connection protected type back panel connector |
| CN109510030A (en) * | 2019-01-09 | 2019-03-22 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN109524849A (en) * | 2019-01-09 | 2019-03-26 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN109742607A (en) * | 2019-01-09 | 2019-05-10 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
| CN113193441A (en) * | 2021-04-28 | 2021-07-30 | 中航光电科技股份有限公司 | Shielding shell and connector |
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