CN111446567B - Double row pin header and double row female inter-plate floating connector - Google Patents
Double row pin header and double row female inter-plate floating connector Download PDFInfo
- Publication number
- CN111446567B CN111446567B CN202010347367.6A CN202010347367A CN111446567B CN 111446567 B CN111446567 B CN 111446567B CN 202010347367 A CN202010347367 A CN 202010347367A CN 111446567 B CN111446567 B CN 111446567B
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- Prior art keywords
- row
- female
- double
- pin
- rear cover
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- 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
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- 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
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
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- 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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
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- 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
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
- H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a double-row pin header and double-row header inter-board floating connector, which comprises a double-row pin header plug and a double-row header socket; the invention adopts the structure of double-row pin plugs and double-row female sockets, and has the advantages of small arrangement distance and high density; the floating support which keeps a relative floating gap with the plastic shell is designed on the double-row female socket, the floating support is connected with the rear cover through the female terminal provided with the torsion structure, and the structure can allow a certain position tolerance to exist between the plate and the plate when the connector is inserted, so that the double-row female socket has the function of self-correcting. The invention improves the plugging times of the inter-board connector, solves the problems of insecure connection of the connector and dislocation during plugging, and has the advantages of compact structure, small occupied space, low manufacturing cost, stable and reliable contact between the pin terminal and the female terminal and high-frequency plugging.
Description
Technical Field
The invention relates to the technical field of electric connectors, in particular to a double-row pin header and double-row bus bar inter-plate floating connector.
Background
With the popularization of the SMT (Surface Mount Technology), the application of Surface Mount connectors is becoming more and more extensive, and various types of PCBs have corresponding Surface Mount connectors, and the connector arrangement pitch is becoming smaller and smaller from the through-hole soldering process to the Surface Mount soldering process, and the SMT process allows electronic components to be soldered to both sides of the PCB, thereby greatly increasing the density of electronic components on the PCB. Therefore, higher requirements are also put on the connectors between boards, and it is necessary to design a floating connector between boards, which has small terminal arrangement pitch and high density, ensures high-frequency plugging and unplugging of terminals between boards, and allows position tolerance between boards.
Disclosure of Invention
The invention aims at providing the double-row pin header and double-row female header inter-plate floating connector aiming at the defects of the prior art, and the double-row pin header and the double-row female header adopt the structures of a double-row pin header plug and a double-row female header socket and have the advantages of small arrangement distance and high density; the floating support which keeps a relative floating gap with the plastic shell is designed on the double-row female socket, the floating support is connected with the rear cover through the female terminal provided with the torsion structure, and the structure can allow a certain position tolerance to exist between the plate and the plate when the connector is inserted, so that the double-row female socket has the function of self-correcting. The invention also has the advantages of compact structure, small occupied space, stable and reliable contact between the pin terminal and the female terminal and high-frequency plugging and unplugging.
The specific technical scheme for realizing the purpose of the invention is as follows:
a floating connector between plates of double rows of pins and double rows of female connectors is characterized by comprising double rows of pin plugs and double rows of female connectors;
the double-row pin header consists of a plastic outer base, a plastic inner base, pins and a substrate; the pin headers are arranged in two rows and are sequentially and symmetrically arranged on the front and back surfaces of the substrate, and the plastic inner base and the plastic outer base are partially wrapped on the outer sides of the pin headers; the pin header is formed by sequentially arranging a plurality of pin terminals, one end of each pin terminal is provided with a pin terminal welding foot, the pin terminal welding feet are exposed outside the plastic inner base, the other end of each pin terminal is provided with a pin terminal contact surface, and the pin terminal contact surface is exposed outside the substrate;
the double-row female socket is composed of a floating support, a plastic shell, a female socket, a positioning block and a rear cover;
the floating support is a rectangular plate-shaped piece with a long strip hole in the middle, and a plurality of first row of female grooves are sequentially and symmetrically arranged in the long strip hole along the axial direction;
the plastic shell is a rectangular shell part with four enclosed surfaces, and first positioning holes and slots are formed in two end faces of the plastic shell along the axial direction of the plastic shell;
the rear cover is a rectangular shell member consisting of two end faces and a base face, second positioning holes and tenons are arranged on the two end faces along the axial direction of the rear cover, and a plurality of second rows of female grooves are sequentially and symmetrically arranged on two sides of the base face along the axial direction;
the row bus is formed by sequentially arranging a plurality of bus terminals, each bus terminal is a strip-shaped stamping part, and each bus terminal is sequentially provided with an arc-shaped elastic sheet, a first boss, a torsion structure, a second boss and a bus terminal welding foot from top to bottom;
the rear cover is arranged at the bottom of the plastic shell, and the inserting tenon of the rear cover is inserted into the inserting groove of the plastic shell;
the two positioning blocks are arranged in the first positioning hole of the plastic shell and the second positioning hole of the rear cover;
the floating support is arranged in the plastic shell, the row nuts are double-row and are sequentially arranged on two sides of the floating support and the rear cover, the female terminals of the row nuts are sequentially arranged in the first row female groove of the floating support and the second row female groove of the rear cover through the first boss and the second boss, and the welding feet of the female terminals are exposed outside the second row female groove of the rear cover;
the double-row pin header is plugged with the double-row female socket, the pin terminals of the pins are sequentially plugged with the female terminals of the female terminals, and the pin terminal contact surfaces on the pin terminals are contacted with the arc-shaped elastic pieces on the female terminals.
A gap is arranged between the periphery of the floating support and the plastic shell.
The twisting structure of the female terminal is in a twist shape formed by twisting the strip of the female terminal by 180 degrees along the radial direction.
The invention adopts the structure of double-row pin plugs and double-row female sockets, and has the advantages of small arrangement distance and high density; the floating support which keeps a relative floating gap with the plastic shell is designed on the double-row female socket, the floating support is connected with the rear cover through the female terminal provided with the torsion structure, and the structure can allow a certain position tolerance to exist between the plate and the plate when the connector is inserted, so that the double-row female socket has the function of self-correcting. The invention improves the plugging times of the inter-board connector, solves the problems of insecure connection of the connector and dislocation during plugging, and has the advantages of compact structure, small occupied space, low manufacturing cost, stable and reliable contact between the pin terminal and the female terminal and high-frequency plugging.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
FIG. 2 is a schematic view of the assembled structure of section A-A of FIG. 1;
FIG. 3 is a schematic structural view of a floating mount according to the present invention;
FIG. 4 is a schematic structural diagram of the plastic housing of the present invention;
FIG. 5 is a schematic view of a female terminal structure of the female header of the present invention;
fig. 6 is a schematic structural view of the rear cover of the present invention.
Detailed Description
Referring to fig. 1 and 2, the invention includes a double-row pin header 1 and a double-row female socket 2;
the double-row pin header 1 is composed of a plastic outer base 11, a plastic inner base 12, pins 13 and a substrate 14; the pin headers 13 are arranged in two rows and sequentially and symmetrically arranged on the front and back surfaces of the substrate 14, and the plastic inner base 12 and the plastic outer base 11 are partially wrapped on the outer sides of the pin headers 13; the pin header 13 is formed by sequentially arranging a plurality of pin terminals, one end of each pin terminal is provided with a pin terminal soldering foot, the pin terminal soldering feet are exposed outside the plastic inner base 12, the other end of each pin terminal is provided with a pin terminal contact surface, and the pin terminal contact surface is exposed outside the substrate 14.
Referring to fig. 1 and 2, the double row female socket 2 is composed of a floating bracket 21, a plastic housing 22, a female row 23, a positioning block 24 and a rear cover 25.
Referring to fig. 1, 2 and 3, the floating support 21 is a rectangular plate-shaped member having a long hole 213 in the middle, and a plurality of first rows of female slots 211 are axially and symmetrically arranged in the long hole 213.
Referring to fig. 1, 2 and 4, the plastic housing 22 is a rectangular housing member with four enclosed surfaces, and a first positioning hole 222 and a slot 221 are disposed on two end surfaces along an axial direction of the plastic housing 22.
Referring to fig. 1, 2 and 6, the rear cover 25 is a rectangular casing member formed by two end surfaces and a base surface, the two end surfaces are provided with second positioning holes 252 and inserting tenons 253 along the axial direction of the rear cover 25, and two sides of the base surface are sequentially provided with a plurality of second rows of female slots 251 symmetrically along the axial direction.
Referring to fig. 1, 2 and 5, the row nut 23 is formed by sequentially arranging a plurality of nut terminals, each of which is a strip-shaped stamping part, and each of the nut terminals is sequentially provided with an arc-shaped elastic sheet 235, a first boss 233, a torsion structure 232, a second boss 231 and a nut terminal solder foot 234 from top to bottom.
Referring to fig. 1, 2, 3, 4, 5, and 6, the rear cover 25 is disposed at the bottom of the plastic housing 22, and the inserting tongue 253 of the rear cover 25 is inserted into the inserting groove 221 of the plastic housing 22;
the number of the positioning blocks 24 is two, and the positioning blocks 24 are arranged in the first positioning hole 222 of the plastic shell 22 and the second positioning hole 252 of the rear cover 25;
the floating support 21 is arranged in the plastic shell 22, the row nuts 23 are arranged in two rows and are sequentially arranged on two sides of the floating support 21 and the rear cover 25, the female terminals of the row nuts 23 are sequentially arranged in the first row female grooves 211 of the floating support 21 and the second row female grooves 251 of the rear cover 25 through the first bosses 233 and the second bosses 231, and the female terminal welding feet 234 are exposed outside the second row female grooves 251 of the rear cover 25;
the double-row pin header 1 is plugged with the double-row female socket 2, the pin terminals of the pins 13 are sequentially plugged with the female terminals of the female row 23, and the pin terminal contact surfaces on the pin terminals are contacted with the arc-shaped elastic pieces 235 on the female terminals.
Referring to fig. 1 and 2, a gap is formed between the periphery of the floating bracket 21 and the plastic housing 22.
Referring to fig. 1, 2 and 5, the twisted structure 232 of the female terminal is a twist formed by twisting a strip of the female terminal by 180 ° in a radial direction.
The embodiment of the invention comprises the following steps:
referring to fig. 1, 2 and 5, the double row pin header 1 of the present invention is welded to a pad on one PCB via a pin terminal leg, and the double row female socket 2 is welded to a pad on another PCB via a female terminal leg 234; when the double-row pin header 1 is plugged with the double-row female socket 2, the pin terminals of the pins 13 are sequentially plugged with the female terminals of the row female socket 23, and the pin terminal contact surfaces on the pin terminals contact with the arc-shaped elastic pieces 235 on the female terminals, so that the conduction of the electric channels between the plates is realized.
The invention adopts the design of the double-row pin header 1 and the double-row female socket 2, so that the structure of the connector has higher integration level, the occupied space of the connector is reduced, the manufacturing cost is reduced, and the product efficacy is improved.
Referring to fig. 2, 3, 4, 5, 6, the floating bracket 21, which maintains a floating gap with respect to the plastic housing 22, is designed on the dual row female socket 2, the floating bracket 21 is connected to the rear cover 25 through the female terminal having the torsion structure 232, since a gap is formed between the periphery of the floating bracket 21 and the plastic housing 22, when the dual row pin plug 1 is plugged into the dual row female socket 2, and when the dual row pin plug 1 and the dual row female socket 2 have a position error, the floating bracket 21, together with the first boss 233 of the female terminal and the arc-shaped elastic piece 235, are shifted in the plastic housing 22 with respect to the second boss 231 of the female terminal under the external force of the dual row pin plug 1, so as to compensate the position error between the dual row pin plug 1 and the dual row female socket 2, the design of the present invention can allow a certain position tolerance to exist between the board and the board when the connector is plugged, has the function of self-rectifying.
Referring to fig. 2, 3, 4, 5, and 6, in order to reduce the resistance of the floating bracket 21 to shift in the plastic housing 22, the female terminal with the twist structure 232 is designed, the twist structure 232 of the female terminal is a twist formed by twisting the strip of the female terminal 180 ° in the radial direction, and the twist structure 232 is disposed between the first projection 233 and the second projection 231 of the female terminal, when assembling, since the female terminal of the row female 23 is sequentially disposed in the first row of female slots 211 of the floating bracket 21 and the second row of female slots 231 of the rear cover 25 via the first projection 233 and the second projection 231, the twist structure 251 is designed to facilitate the first projection 233 of the female terminal to move in any direction in the horizontal plane relative to the second projection 231 of the female terminal under the external force, i.e. the floating bracket 21 floats in any direction in the horizontal plane relative to the plastic housing 22, due to the design of the twist structure 232, the floating bracket 21 can shift in the plastic housing 22 together with the first boss 233 of the female terminal and the arc-shaped elastic piece 235 relative to the second boss 231 of the female terminal under the external force action of the double-row pin header 1, so that the position tolerance between the plates when the connector is plugged is compensated, and the floating connection is completed.
Claims (3)
1. A floating connector between plates of double rows of pins and double rows of female connectors is characterized by comprising a double row pin plug (1) and a double row female connector socket (2);
the double-row pin header (1) is composed of a plastic outer base (11), a plastic inner base (12), pins (13) and a substrate (14); the pin headers (13) are arranged in two rows and are sequentially and symmetrically arranged on the front and back surfaces of the substrate (14), and the plastic inner base (12) and the plastic outer base (11) are partially wrapped on the outer sides of the pin headers (13); the pin header (13) is formed by sequentially arranging a plurality of pin terminals, one end of each pin terminal is provided with a pin terminal welding foot, the pin terminal welding feet are exposed outside the plastic inner base (12), the other end of each pin terminal is provided with a pin terminal contact surface, and the pin terminal contact surface is exposed outside the substrate (14);
the double-row female socket (2) consists of a floating support (21), a plastic shell (22), a female socket (23), a positioning block (24) and a rear cover (25);
the floating support (21) is a rectangular plate-shaped part with a long hole (213) in the middle, and a plurality of first rows of female grooves (211) are sequentially and symmetrically arranged in the long hole (213) along the axial direction;
the plastic shell (22) is a rectangular shell part with four enclosed surfaces, and a first positioning hole (222) and a slot (221) are respectively arranged on two end surfaces along the axial direction of the plastic shell (22);
the rear cover (25) is a rectangular shell member formed by two end faces and a base face, second positioning holes (252) and inserting tenons (253) are respectively arranged on the two end faces along the axial direction of the rear cover (25), and a plurality of second rows of female grooves (251) are sequentially and symmetrically arranged on two sides of the base face along the axial direction;
the row of female terminals (23) are formed by sequentially arranging a plurality of female terminals, the female terminals are strip-shaped stamping parts, and arc-shaped elastic sheets (235), first bosses (233), torsion structures (232), second bosses (231) and female terminal welding feet (234) are sequentially arranged from top to bottom of the female terminals;
the rear cover (25) is arranged at the bottom of the plastic shell (22), and the tenon (253) of the rear cover (25) is inserted into the slot (221) of the plastic shell (22);
the number of the positioning blocks (24) is two, and the positioning blocks (24) are arranged in a first positioning hole (222) of the plastic shell (22) and a second positioning hole (252) of the rear cover (25);
the floating support (21) is arranged in the plastic shell (22), the row nuts (23) are arranged in double rows and are sequentially arranged on two sides of the floating support (21) and the rear cover (25), female terminals of the row nuts (23) are sequentially arranged in a first row of female grooves (211) of the floating support (21) and a second row of female grooves (251) of the rear cover (25) through a first boss (233) and a second boss (231), and female terminal welding feet (234) are exposed outside the second row of female grooves (251) of the rear cover (25);
the double-row pin header (1) is plugged with the double-row female socket (2), the pin terminals of the pins (13) are sequentially plugged with the female terminals of the row female socket (23), and the pin terminal contact surfaces on the pin terminals are contacted with the arc-shaped elastic pieces (235) on the female terminals.
2. The floating connector between plates of a double row pin header and a double row box header as claimed in claim 1, wherein a gap is provided between the periphery of the floating bracket (21) and the plastic housing (22).
3. The floating board-to-board connector of claim 1, wherein said twist feature (232) of the female terminal is a twist formed by twisting the blades of the female terminal 180 ° radially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010347367.6A CN111446567B (en) | 2020-04-28 | 2020-04-28 | Double row pin header and double row female inter-plate floating connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010347367.6A CN111446567B (en) | 2020-04-28 | 2020-04-28 | Double row pin header and double row female inter-plate floating connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111446567A CN111446567A (en) | 2020-07-24 |
| CN111446567B true CN111446567B (en) | 2021-02-19 |
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ID=71656288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010347367.6A Active CN111446567B (en) | 2020-04-28 | 2020-04-28 | Double row pin header and double row female inter-plate floating connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111446567B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114447645A (en) * | 2020-11-03 | 2022-05-06 | 王嘉鑫 | Embedded terminal module, connector and assembling and correcting method thereof |
| CN113488789B (en) * | 2021-05-31 | 2022-09-09 | 上海航天科工电器研究院有限公司 | Conductor structure and electric connection module |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201498851U (en) * | 2009-08-04 | 2010-06-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| JP5313805B2 (en) * | 2009-08-07 | 2013-10-09 | スリーエム イノベイティブ プロパティズ カンパニー | Floating connector |
| US9735521B2 (en) * | 2013-01-09 | 2017-08-15 | Amphenol Corporation | Float adapter for electrical connector |
| CN206962142U (en) * | 2017-07-18 | 2018-02-02 | 北京世纪东方通讯设备有限公司 | A kind of float positioning device of electric connector |
| CN207677120U (en) * | 2018-01-10 | 2018-07-31 | 东莞市扬粤五金科技有限公司 | A kind of double-row needle row female connectors |
| CN110556651B (en) * | 2019-09-09 | 2020-11-24 | 上海航天科工电器研究院有限公司 | Floatable double-channel electric connector |
-
2020
- 2020-04-28 CN CN202010347367.6A patent/CN111446567B/en active Active
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| Publication number | Publication date |
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| CN111446567A (en) | 2020-07-24 |
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