CN109616789A - Connector is used in a kind of transmission of differential type - Google Patents
Connector is used in a kind of transmission of differential type Download PDFInfo
- Publication number
- CN109616789A CN109616789A CN201811336813.2A CN201811336813A CN109616789A CN 109616789 A CN109616789 A CN 109616789A CN 201811336813 A CN201811336813 A CN 201811336813A CN 109616789 A CN109616789 A CN 109616789A
- Authority
- CN
- China
- Prior art keywords
- terminal
- female
- contact terminal
- plug contact
- male plug
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
- H01R12/7011—Locking or fixing a connector to a PCB
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to connector technique fields, specially a kind of differential type transmission connector, the elastic rod that one row equidistantly arranges and male plug contact terminal position can be changed is installed on the male plug, the female includes female plug shell, terminal support portion and female plug contact terminal, terminal support portion is fixedly connected with by welding base in the accommodating cavity body at female plug shell nozzle end, the upper surface of the terminal support portion offers the accommodation groove for placing female plug contact terminal, the terminal baffler of two groups of identical height but different in width is equidistantly connected in accommodation groove, the accommodation groove is equipped with multiple female plug contact terminals between terminals of adjacent baffler in placing, the terminal baffler offers sliding groove close to the side of female plug contact terminal.The leakproofness for promoting male plug and female clamping, reduces the interference of outside air, and promoting transmission rate has substantive distinguishing features outstanding and significant progress.
Description
Technical field
The present invention relates to connector technique field, connector is used in specially a kind of differential type transmission.
Background technique
In the multipolar connector of high speed differential signal transmission, if by differential signal terminals and other terminals (such as electricity
Source terminal, ground terminal etc. to external terminal (that is, except pairs of terminal with for terminal)) be configured to it is equidistant, then cannot be abundant
Ensure the binding force between differential pair, transmission mode relatively single mode.Single mode transport is compared with differential mode is transmitted, signal speed
Each characteristics such as degree, offset, noise are poor, if also, merely reduce spacing to reinforce the binding force, by other termination
The influence of son, the impedance of the opposite setting of impedance or rated value are too low, are thus difficult in the connector that differential impedance is 100Q series
Portion is equidistantly to realize that differential mode is transmitted, and the prior art is by changing the width of differential signal terminals or being bent differential wave
Terminal makes the spacing interval between the contact portion connecting with the mating terminals of the differential signal terminals be narrower than the differential signal terminals
Spacing interval between contact portion and the contact portion of other terminals adjacent with the differential signal terminals, although differential pair can be reinforced
Between binding force, and weaken the influence from other terminals, but because change differential signal terminals width or bending it is poor
Dynamic signal terminal, thus because differential pair interval it is uneven due to make impedance discontinuity, worry will affect signal quality, by embedding
When the rack and terminal that are formed with insulating materials are formed integrated by part molding, exist causes simulation difficult because terminal shape is inconsistent
The problem of precision is difficult to ensure with production, for this purpose, it is proposed that connector is used in a kind of transmission of differential type.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of differential type transmission connector
Problem.
To achieve the above object, the invention provides the following technical scheme:
A kind of differential type transmission connector, the male plug including female and matching clamping, the lower end of female passes through
Leg-supporting is electrically connected with the electro-magnetic screen layer of printed circuit board, and a row is equipped on the male plug and equidistantly arranges and can change
Become the elastic rod of male plug contact terminal position.
Preferably, the female includes female plug shell, terminal support portion and female plug contact terminal, and the female plug shell is opened
Terminal support portion is fixedly connected with by welding base in the accommodating cavity body at mouth end, the upper surface of the terminal support portion, which offers, puts
The accommodation groove of female plug contact terminal is set, the terminal baffler of two groups of identical height but different in width is equidistantly connected in accommodation groove,
The accommodation groove is equipped with multiple female plug contact terminals between terminals of adjacent baffler, the terminal baffler in placing
Side close to female plug contact terminal offers sliding groove.
Preferably, the quantity of terminal baffler described in every group is three, and the terminal baffler of different group is staggered distribution.
Preferably, the male plug includes male plug shell, basal plate, elastic rod, male plug contact terminal, l-shaped rod, sliding rolling
Wheel, the basal plate are mounted on male plug shell close to the side at female plug shell nozzle end, and the other end of the basal plate is connected with
Multiple elastic rods equidistantly arranged, the other end of the elastic rod are connected with the male plug being clamped up and down with female plug contact terminal and contact
Terminal, the side wall of the male plug contact terminal are connected with l-shaped rod, and the other end of the l-shaped rod is rotatably connected to sliding in sliding groove
Dynamic slider roller.
Preferably, both sides of the upper end of the terminal support portion symmetrically offers guide groove, and the basal plate is close to elasticity
The side of bar is connected with the guide rod slided in guide groove, and the guide rod is connected with elastic card towards terminal support portion side
Connect block.
Preferably, the sliding groove include chamfering section on front side of the terminal baffler, be connected to chamfering section inside the
One vertical section, the bevel phase being connect with the first vertical section other end and the second vertical section being connect with the bevel phase other end.
Preferably, the lowermost end of the sliding groove is higher than the most significant end of female plug contact terminal, and the male plug contact terminal leans on
The maximum distance for the slider roller that the side of nearly l-shaped rod is connect with the l-shaped rod other side and the slot of female plug contact terminal and sliding groove
The face shortest distance is identical.
Preferably, the lower end of the female plug shell offers annular groove, and the upper end of the male plug shell is connected with annular
Sealing ring.
Compared with prior art, the beneficial effects of the present invention are:
1, by the terminal baffler for the different in width that is staggered, it can be achieved that different organize corresponding female plug contact terminal and public affairs
Insert the differential wave between contact terminal, effective promotion signal transmission speed；
2, elastic rod is connected on male plug contact terminal, when slider roller enters corresponding sliding groove, in elasticity
Under the bending effect of bar, realize and the clamping up and down of corresponding female plug contact terminal, realization differential wave connection, the public affairs being placed equidistant with
Slotting contact terminal facilitates batch production, and precision is accurate；
3, the flexible clamping block connected in guide rod towards the side of terminal support portion, when female plug shell and male plug shell phase
After mutual grafting, flexible clamping block is stuck in the most inner side of terminal support portion, female plug shell and male plug shell is securely fixed, together
When, ring type seal is fastened in annular groove, promotes the leakproofness of male plug and female clamping, reduces the dry of outside air
It disturbs, promoting transmission rate.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is female present invention looks up structural representation of the present invention；
Fig. 3 is the portion A of the present invention enlarged structure schematic diagram.
In figure: female 1, female plug shell 101, welding base 102, terminal support portion 103, terminal baffler 104, female plug connect
Contravention 105, sliding groove 106, chamfering section 1061, the first vertical section 1062, bevel phase 1063, the second vertical section 1064, guiding
Slot 107, male plug 2, male plug shell 201, basal plate 202, guide rod 203, elastic rod 204, male plug contact terminal 205, l-shaped rod
206, slider roller 207, flexible clamping block 208.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution:
A kind of differential type transmission connector, the male plug 2 including female 1 and matching clamping, the lower end of female 1 are logical
It crosses leg-supporting to be electrically connected with the electro-magnetic screen layer of printed circuit board, a row is installed on male plug 2 and equidistantly arranges and can change
Become the elastic rod 204 of 205 position of male plug contact terminal.
Wherein, female 1 includes female plug shell 101, terminal support portion 103 and female plug contact terminal 105, female plug shell
Terminal support portion 103, the upper end of terminal support portion 103 are fixedly connected with by welding base 102 in the accommodating cavity body of 101 open ends
Face offers the accommodation groove for placing female plug contact terminal 105, is equidistantly connected with two groups of identical height but different in width in accommodation groove
Terminal baffler 104, accommodation groove place in multiple female plug contact terminals between terminals of adjacent baffler 104 are installed
105, terminal baffler 104 offers sliding groove 106 close to the side of female plug contact terminal 105, every group of terminal baffler 104
Quantity is three, and the terminal baffler 104 of different group is staggered distribution.
Wherein, male plug 2 includes male plug shell 201, basal plate 202, elastic rod 204, male plug contact terminal 205, l-shaped rod
206, slider roller 207, basal plate 202 are mounted on male plug shell 201 close to the side of 101 open end of female plug shell, basal plate
202 other end is connected with multiple elastic rods 204 equidistantly arranged, and the other end of elastic rod 204 is connected with and female plug contact jaw
The male plug contact terminal 205 of about 105 clamping of son, the side wall of male plug contact terminal 205 are connected with l-shaped rod 206, l-shaped rod 206
The other end is rotatably connected to the slider roller 207 slided in sliding groove 106.
Specifically, both sides of the upper end of terminal support portion 103 symmetrically offers guide groove 107, and basal plate 202 is close to elasticity
The side of bar 204 is connected with the guide rod 203 slided in guide groove 107, and guide rod 203 is towards 103 side of terminal support portion
It is connected with flexible clamping block 208, when flexible clamping block 208 slides into penetralia, flexible clamping block 208 is stuck in terminal support portion
Male plug shell 201 and the fixed clamping of female plug shell 101 are kept stablizing by 103 most inner side.
Specifically, sliding groove 106 includes in the chamfering section 1061 and chamfering section 1061 of 104 front side of terminal baffler
First vertical section 1062 of side connection, the bevel phase 1063 that is connect with 1062 other end of the first vertical section and with bevel phase 1063
Second vertical section 1064 of other end connection.
Specifically, the lowermost end of sliding groove 106 is higher than the most significant end of female plug contact terminal 105, and male plug contact terminal 205 leans on
The maximum distance and female plug contact terminal 105 for the slider roller 207 that the side of nearly l-shaped rod 206 is connect with 206 other side of l-shaped rod
It is identical as the groove face shortest distance of sliding groove 106.
Specifically, the lower end of female plug shell 101 offers annular groove, and it is close that the upper end of male plug shell 201 is connected with annular
Seal guarantees the sealing performance between female 1 and male plug 2.
By male plug 2 along the direction insertion female 1 that guide rod 203 is inserted into guide groove 107, guiding precisely, slides rolling
Wheel 207 enters the chamfering section 1061 of corresponding sliding groove 106, since male plug contact terminal 205 is connected to elastic rod 204, lateral
Under the action of power, l-shaped rod 206 pushes 205 position change of male plug contact terminal, when slider roller 207 enters corresponding sliding groove
When 106 the second vertical section 1064, male plug contact terminal 205 is located at the surface of female plug contact terminal 105, continues to press on, real
Existing male plug contact terminal 205 is electrically connected with female plug contact terminal 105, realizes differential wave connection, the male plug contact being placed equidistant with
Terminal 205 facilitates batch production, and precision is accurate, by the terminal baffler 104 for the different in width that is staggered, it can be achieved that different groups
Differential wave between corresponding female plug contact terminal 105 and male plug contact terminal 205, effective promotion signal transmission speed,
The flexible clamping block 208 that guide rod 203 is connected towards the side of terminal support portion 103, when female plug shell 101 and male plug shell
After 201 are mutually inserted, flexible clamping block 208 is stuck in the most inner side of terminal support portion 103, by female plug shell 101 and male plug shell
201 securely fix, meanwhile, ring type seal is fastened in annular groove, promotes the sealing that male plug 2 and female 1 are clamped
Property, the interference of outside air is reduced, promoting transmission rate has substantive distinguishing features outstanding and significant progress.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of differential type transmission connector including female (1) and matches the male plug (2) being clamped, under female (1)
End is electrically connected by leg-supporting with the electro-magnetic screen layer of printed circuit board, it is characterised in that: is installed on the male plug (2)
There is a row equidistantly to arrange and the elastic rod (204) of male plug contact terminal (205) position can be changed.
2. a kind of differential type transmission connector according to claim 1, it is characterised in that: the female (1) includes
Female plug shell (101), terminal support portion (103) and female plug contact terminal (105), the appearance of female plug shell (101) open end
It sets in cavity and is fixedly connected with terminal support portion (103) by welding base (102), the upper surface of the terminal support portion (103)
The accommodation groove for placing female plug contact terminal (105) is offered, is equidistantly connected with two groups of identical height but different in width in accommodation groove
Terminal baffler (104), the accommodation groove place in multiple female plugs between terminals of adjacent baffler (104) are installed
Contact terminal (105), the terminal baffler (104) offer sliding groove close to the side of female plug contact terminal (105)
(106)。
3. a kind of differential type transmission connector according to claim 2, it is characterised in that: terminal baffler described in every group
(104) quantity is three, and the terminal baffler (104) of different group is staggered distribution.
4. a kind of differential type transmission connector according to claim 3, it is characterised in that: the male plug (2) includes
Male plug shell (201), basal plate (202), elastic rod (204), male plug contact terminal (205), l-shaped rod (206), slider roller
(207), the basal plate (202) is mounted on the side of male plug shell (201) close to female plug shell (101) open end, the base
The other end of laminate (202) is connected with multiple elastic rods (204) equidistantly arranged, the other end connection of the elastic rod (204)
There are the male plug contact terminal (205) being clamped up and down with female plug contact terminal (105), the side wall of the male plug contact terminal (205)
It is connected with l-shaped rod (206), the other end of the l-shaped rod (206) is rotatably connected to the slider roller in sliding groove (106) sliding
(207)。
5. a kind of differential type transmission connector according to claim 4, it is characterised in that: the terminal support portion
(103) both sides of the upper end symmetrically offers guide groove (107), and the basal plate (202) connects close to the side of elastic rod (204)
It is connected to the guide rod (203) slided in guide groove (107), the guide rod (203) connects towards terminal support portion (103) side
It is connected to flexible clamping block (208).
6. a kind of differential type transmission connector according to claim 5, it is characterised in that: sliding groove (106) packet
The first vertical section for including the chamfering section (1061) being located on front side of terminal baffler (104), being connected to chamfering section (1061) inside
(1062), it the bevel phase (1063) that is connect with the first vertical section (1062) other end and is connect with bevel phase (1063) other end
The second vertical section (1064).
7. a kind of differential type transmission connector according to claim 6, it is characterised in that: the sliding groove (106)
Lowermost end is higher than the most significant end of female plug contact terminal (105), side of the male plug contact terminal (205) close to l-shaped rod (206)
The maximum distance and female plug contact terminal (105) and sliding groove for the slider roller (207) being connect with l-shaped rod (206) other side
(106) the groove face shortest distance is identical.
8. a kind of differential type transmission connector according to claim 4, it is characterised in that: the female plug shell (101)
Lower end offer annular groove, the upper end of the male plug shell (201) is connected with ring type seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811336813.2A CN109616789B (en) | 2018-11-12 | 2018-11-12 | Connector for differential transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811336813.2A CN109616789B (en) | 2018-11-12 | 2018-11-12 | Connector for differential transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109616789A true CN109616789A (en) | 2019-04-12 |
| CN109616789B CN109616789B (en) | 2020-03-17 |
Family
ID=66004080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811336813.2A Active CN109616789B (en) | 2018-11-12 | 2018-11-12 | Connector for differential transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109616789B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020004326A1 (en) * | 2000-07-03 | 2002-01-10 | Yazaki Corporation | Connector support mechanism |
| CN102780129A (en) * | 2012-07-30 | 2012-11-14 | 广州市恒吉电子科技有限公司 | Floating connector between plates |
| CN202550167U (en) * | 2012-05-11 | 2012-11-21 | 合兴集团汽车电子有限公司 | Floating board-to-board connecting device |
| CN203536644U (en) * | 2013-08-20 | 2014-04-09 | 嘉基电子科技(苏州)有限公司 | Electric connector |
| CN106159504A (en) * | 2015-04-17 | 2016-11-23 | 上海雷迪埃电子有限公司 | Compact radio frequency (RF) coaxial connector |
-
2018
- 2018-11-12 CN CN201811336813.2A patent/CN109616789B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020004326A1 (en) * | 2000-07-03 | 2002-01-10 | Yazaki Corporation | Connector support mechanism |
| CN202550167U (en) * | 2012-05-11 | 2012-11-21 | 合兴集团汽车电子有限公司 | Floating board-to-board connecting device |
| CN102780129A (en) * | 2012-07-30 | 2012-11-14 | 广州市恒吉电子科技有限公司 | Floating connector between plates |
| CN203536644U (en) * | 2013-08-20 | 2014-04-09 | 嘉基电子科技(苏州)有限公司 | Electric connector |
| CN106159504A (en) * | 2015-04-17 | 2016-11-23 | 上海雷迪埃电子有限公司 | Compact radio frequency (RF) coaxial connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109616789B (en) | 2020-03-17 |
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Address after: 523118 No. 7 Yinzhu Road, Zhouwu Community, Dongcheng Street, Dongguan City, Guangdong Province Patentee after: Dongguan Dingtong precision Polytron Technologies Inc. Address before: 523118 No. 7 Yinzhu Road, Zhouwu Community, Dongcheng Street, Dongguan City, Guangdong Province Patentee before: DONGGUAN DINGTONG PRECISION HARDWARE Co.,Ltd. |