CN104821463A - Dustproof type electrical interface - Google Patents
Dustproof type electrical interface Download PDFInfo
- Publication number
- CN104821463A CN104821463A CN201510215695.XA CN201510215695A CN104821463A CN 104821463 A CN104821463 A CN 104821463A CN 201510215695 A CN201510215695 A CN 201510215695A CN 104821463 A CN104821463 A CN 104821463A
- Authority
- CN
- China
- Prior art keywords
- socket
- plug
- insulator
- insulation division
- connecting part
- 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
- 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
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/521—Sealing between contact members and housing, e.g. sealing insert
Abstract
The invention provides a dustproof type electrical interface comprising a plug and a socket. The plug comprises a plug shell, a plug insulator and plug pins. The plug shell comprises a first conductive wire connecting part and a socket connecting part. The socket connecting part comprises an internal cylinder and an external cylinder. The external wall of the internal cylinder is provided with multiple strip-shaped position-limiting plates. The socket comprises a socket shell and a socket insulator. The socket shell comprises a second conductive wire connecting part and a hollow cylindrical plug connecting part. A stop circle formed by enclosing of multiple stop plates is arranged between the plug connecting part and the socket insulator. Gaps are reserved between the adjacent stop plates. The position-limiting plates can be clamped in the gaps. The socket insulator comprises a first insulating part and a second insulating part. The plug insulator and the external circumferential surface of the first insulating part are concentrically provided with a circle of annular protrusions each. The internal cylinder and the internal wall of the plug connecting part are correspondingly provided with a circle of annular grooves. One end, which is close to the second conductive wire connecting part, of each stop plate is fixed on the first insulating part. The dustproof type electrical interface is convenient in plugging, great in stability, great in sealing performance and long in the service life.
Description
Technical field
The present invention relates to electric interfaces field, particularly, relate to a kind of dust-protection type electric interfaces.
Background technology
Electric interfaces is widely used in all trades and professions, mainly realize different product or circuit or the interconnection between product and circuit, the scope of use includes but not limited to data communication, telecommunications, consumer electronics product, industry, automobile, commerial vehicle, space flight and national defence, medical treatment and throws light on.Essence due to electric interfaces is a kind of connector, and therefore its needs are connected with product or cable, and it needs plug in use.
Electric interfaces of the prior art generally comprises plug and socket, plug and socket includes housing, in plug and socket, one is equipped with contact pin by insulator in its housing, another is equipped with jack by insulator in its housing, realizes electric conducting and disconnection during use by the mutual plug between plug and socket.
In some application scenarios, electric interfaces needs plug repeatedly, such as use time grafting, finish using after pull out, therefore require that electric interfaces has good plug performance, not only will be convenient to plug also needs to make to have certain stability after in the grafting of electric interfaces.In addition, the long-term plug repeatedly of electric interfaces will inevitably make electric interfaces easily impaired, reduces the life-span of electric interfaces.Equally, dust, water enter the life-span that electric interfaces also can affect electric interfaces.
Summary of the invention
Object of the present invention is just to provide a kind of dust-protection type electric interfaces, and this dust-protection type electric interfaces not only grafting is convenient, and good endurance, reliability are high, long service life.
The present invention's adopted technical scheme that solves the problem is:
Dust-protection type electric interfaces, comprises plug and socket, and described plug comprises plug casing, is arranged on the pin insulator in plug casing and is embedded in the some contact pins on pin insulator; Described socket comprises Socket casing, the socket insulator be arranged in Socket casing, and described socket insulator is preset with multiple jack; Described plug casing comprises the first wire interconnecting piece and socket connection part, and described socket connection part comprises inner core and the urceolus of hollow cylindrical, and described inner tank theca is provided with multiple strip limiting plate, and the length direction of limiting plate is parallel to the axis of inner core; Described Socket casing comprises the plug connection of the second wire interconnecting piece and hollow cylindrical, back-up ring is provided with between plug connection and socket insulator, this back-up ring is surrounded by multiple baffle plate, has gap between adjacent screen, and described limiting plate can snap in this gap; Described socket insulator comprises the first insulation division and the second insulation division, and the second insulation division diameter is less than the first insulation division, and described first insulation division one end connects the second insulation division, the other end connects the second wire interconnecting piece, and described jack is arranged on the second insulation division; Described pin insulator and the first insulation division, all in cylindric, its outer circumference surface are provided with all with one heart a circle annular protrusion; Described inner core and the equal correspondence of plug connection inwall are provided with the annular groove that a circle holds annular protrusion; Baffle plate is fixed on the first insulation division near one end of the second wire interconnecting piece.
As a further improvement on the present invention, described plug casing also comprises the fixed cover be set in outside urceolus, has gap between urceolus and fixed cover.
Further, be also provided with guide vane end stop between described adjacent two limiting plates, described baffle plate is provided with the groove coordinated with guide vane end stop on the side near socket insulator.
Further, described plug connection is also arranged with a spacing ring outward, and spacing ring is arranged near the second wire interconnecting piece, and the length of described spacing ring is less than the length of plug connection.
Preferably, the quantity of described limiting plate, baffle plate is 4.
Preferably, the quantity of described limiting plate, baffle plate is 8.
To sum up, the invention has the beneficial effects as follows:
1, plug of the present invention coordinates with each close structure of socket, and by the rapid capturing position of screens when not only enabling plug insertion socket, plug is convenient, and plug insertion socket rear stability good, not easily drop;
2, contact engaging and separating force required for the present invention is then lower, is provided with operator guards, not fragile plug and socket, has high plug number of times, long service life;
3, insulator of the present invention is provided with projection, and housing is provided with the groove coordinated with it, protruding and groove interference fit, can prevent dust and rainwater from entering electric interfaces inside, good seal performance from the gap between housing and insulator effectively.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sectional view of plug;
Fig. 3 is the sectional view of socket;
Fig. 4 is the profile of plug;
Fig. 5 is the profile of socket.
Mark and corresponding parts title in accompanying drawing: 1-plug casing; 11-first wire interconnecting piece; 12-socket connection part; 121-inner core; 122-urceolus; 123-fixed cover; 13-guide vane end stop; 14-limiting plate; 2-Socket casing; 21-second wire interconnecting piece; 22-plug connection; 23-baffle plate; 24-groove; 25 spacing rings-; 3-pin insulator; 4-socket insulator; 41-first insulation division; 42-second insulation division; 5-contact pin; 6-jack; 7-annular protrusion; 8-annular groove.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the present invention's do, but embodiments of the present invention are not limited thereto.
Embodiment 1:
As shown in Figure 1, dust-protection type electric interfaces, comprises plug and socket, some contact pins 5 that described plug comprises plug casing 1, is arranged on the pin insulator 3 in plug casing 1 and is embedded on pin insulator 3; Described socket comprises Socket casing 2, the socket insulator 4 be arranged in Socket casing 2, and described socket insulator 4 is preset with multiple jack 6.During use; contact pin 5 inserts in jack 6; be connected with the wire in socket and realize electrically conducting; otherwise; extract contact pin 5 and realize electric disconnection; the structure of contact pin 5 and the wire in jack 6 and socket and connected mode and existingly just seem identical, the protection point of non-invention, repeats no more its structure and principle herein.Inventive point of the present invention is the shell structure of plug and socket.
As depicted in figs. 1 and 2, the socket connection part 12 that described plug casing 1 comprises the first wire interconnecting piece 11, is connected with the first wire interconnecting piece 11, first wire interconnecting piece 11 connects in wire, socket connection part 12 installs pin insulator 3 and contact pin 5, and contact pin 5 is communicated with the wire in the first wire interconnecting piece 11.
As shown in figures 1 and 3, the plug connection 22 of hollow cylindrical that described Socket casing 2 comprises the second wire interconnecting piece 21 and is connected with the second wire interconnecting piece 21, second wire interconnecting piece 21 connects mounting receptacle insulator 4 in wire, plug connection 22, can be communicated with in the jack 6 that contact pin 5 inserts socket insulator 4 with the wire in socket insulator 4.
Described socket connection part 12 comprises inner core 121, urceolus 122, the fixed cover 123 be set in outside urceolus 122, and inner core 121, urceolus 122, fixed cover 123 are all in hollow cylindrical, and pin insulator 3 is in cylindric, and it is arranged in inner core 121; Described inner core 121 outer wall is provided with multiple strip limiting plate 14, and the length direction of limiting plate 14 is parallel to the axis of inner core 121, is also provided with guide vane end stop 13 between adjacent two limiting plates 14; Have gap between inner core 121 and urceolus 122, have gap between urceolus 122 and fixed cover 123, the cylinder of plug connection 22 can insert in the gap between urceolus 122 and fixed cover 123.Limiting plate 23 is fixed on plug connection 22 on the end of the second wire interconnecting piece 21 near one end of the second wire interconnecting piece 21.
Be provided with back-up ring between plug connection 22 and socket insulator 4, this back-up ring is formed a circle by multiple baffle plate 23 and forms, and have gap between adjacent screen 23, described limiting plate 14 can snap in this gap; Baffle plate 23 is provided with the groove 24 coordinated with guide vane end stop 13 on the side near socket insulator 4.
During plug insertion socket, contact pin 5 inserts jack 6, inner core 121 snaps in the annular gap between back-up ring and socket insulator 4, in the gap that simultaneously limiting plate 14 snaps between adjacent two baffle plates 23, guide vane end stop 13 snaps in the groove 24 of baffle plate 23, back-up ring snaps in the annular gap between inner core 121 and urceolus 122, urceolus 122 snaps in the annular gap between back-up ring and plug connection 22, and plug connection 22 snaps in the annular gap between urceolus 122 and fixed cover 123.Plug coordinates with each close structure of socket, and by the rapid capturing position of screens when not only enabling plug insertion socket, plug is convenient, and plug insertion socket rear stability good, not easily drop.Contact engaging and separating force required when the present invention uses is little, is 15 to 20 N, is also provided with operator guards, has high plug number of times, long service life.
Described plug connection 22 is outer is also arranged with a spacing ring 25, spacing ring 25 is arranged near the second wire interconnecting piece 21, the length of described spacing ring 25 is less than the length of plug connection 22, make plug connection 22 exposed away from one end of the second wire interconnecting piece 21, thus in the existence of spacing ring 25 is not affected annular gap that spacing ring 25 inserts between urceolus 122 and fixed cover 123.The effect of spacing ring 25 is mainly used in preventing from damaging socket to plug overexertion, and spacing ring 25 continues to move to jack end after plug can be stoped to arrive correct position.
The quantity of limiting plate 14, baffle plate 23, guide vane end stop 13, groove 24 is all equal, is all 4 or 8 in the present embodiment.Limiting plate 14, baffle plate 23, guide vane end stop 13, groove 24 are all symmetrical with same central axis (such as the central axis of inner core 121), are convenient to install.
In order to prevent dust and rainwater from entering electric interfaces inside from the gap between housing and insulator, time electric interfaces there is good sealing property, in the present embodiment, plug and socket has also carried out design of Sealing Structure:
As shown in Figure 5, described socket insulator 4 comprises the first insulation division 41 and the second insulation division 42, second insulation division 42 diameter is less than the first insulation division 41, described first insulation division 41 one end connects the second insulation division 42, the other end connects the second wire interconnecting piece 21, and described jack 6 to be arranged on the second insulation division 42;
As shown in Figure 4 and Figure 5, described pin insulator 3 and the first insulation division 41, all in cylindric, its outer circumference surface are provided with all with one heart a circle annular protrusion 7; Described inner core 121 and the equal correspondence of plug connection 22 inwall are provided with the annular groove 8 that a circle holds annular protrusion 7; Baffle plate 23 is fixed on the first insulation division 41 near one end of the second wire interconnecting piece 21.Two insulators of the present invention are provided with projection, and housing are provided with the groove coordinated with it, protruding and groove interference fit, realizes the sealing property that it is good.In order to make contact pin and wire realize preferably excessively, insulator parcel wire can also be set in the first wire interconnecting piece 11 and the second wire interconnecting piece 12.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (6)
1. dust-protection type electric interfaces, comprises plug and socket, some contact pins (5) that described plug comprises plug casing (1), is arranged on the pin insulator (3) in plug casing (1) and is embedded on pin insulator (3); Described socket comprises Socket casing (2), the socket insulator (4) be arranged in Socket casing (2), described socket insulator (4) is preset with multiple jack (6), it is characterized in that,
Described plug casing (1) comprises the first wire interconnecting piece (11) and socket connection part (12), described socket connection part (12) comprises inner core (121) and the urceolus (122) of hollow cylindrical, described inner core (121) outer wall is provided with multiple strip limiting plate (14), and the length direction of limiting plate (14) is parallel to the axis of inner core (121); Described Socket casing (2) comprises the plug connection (22) of the second wire interconnecting piece (21) and hollow cylindrical, back-up ring is provided with between plug connection (22) and socket insulator (4), this back-up ring is surrounded by multiple baffle plate (23), adjacent screen has gap between (23), and described limiting plate (14) can snap in this gap;
Described socket insulator (4) comprises the first insulation division (41) and the second insulation division (42), second insulation division (42) diameter is less than the first insulation division (41), described first insulation division (41) one end connects the second insulation division (42), the other end connects the second wire interconnecting piece (21), and described jack (6) is arranged on (42) on the second insulation division;
Described pin insulator (3) and the first insulation division (41), all in cylindric, its outer circumference surface are provided with all with one heart a circle annular protrusion (7); Described inner core (121) and the equal correspondence of plug connection (22) inwall are provided with the annular groove (8) that a circle holds annular protrusion (7); Baffle plate (23) is fixed on the first insulation division (41) near one end of the second wire interconnecting piece (21).
2. dust-protection type electric interfaces according to claim 1, is characterized in that, described plug casing (1) also comprises and is set in urceolus (122) fixed cover outward (123), has gap between urceolus (122) and fixed cover (123).
3. dust-protection type electric interfaces according to claim 1, it is characterized in that, also be provided with guide vane end stop (13) between described adjacent two limiting plates (14), described baffle plate (23) is provided with the groove (24) coordinated with guide vane end stop (13) on the side near socket insulator (4).
4. dust-protection type electric interfaces according to claim 1, it is characterized in that, described plug connection (22) is also arranged with a spacing ring (25) outward, spacing ring (25) is arranged near the second wire interconnecting piece (21), and the length of described spacing ring (25) is less than the length of plug connection (22).
5., according to the arbitrary described dust-protection type electric interfaces of claim 1 to 5, it is characterized in that, the quantity of described limiting plate (14), baffle plate (23) is 4.
6., according to the arbitrary described dust-protection type electric interfaces of claim 1 to 5, it is characterized in that, the quantity of described limiting plate (14), baffle plate (23) is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215695.XA CN104821463B (en) | 2015-04-30 | 2015-04-30 | Dust-protection type electric interfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215695.XA CN104821463B (en) | 2015-04-30 | 2015-04-30 | Dust-protection type electric interfaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104821463A true CN104821463A (en) | 2015-08-05 |
| CN104821463B CN104821463B (en) | 2017-12-01 |
Family
ID=53731683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510215695.XA Expired - Fee Related CN104821463B (en) | 2015-04-30 | 2015-04-30 | Dust-protection type electric interfaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104821463B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108023231A (en) * | 2018-01-23 | 2018-05-11 | 镇江奥博通信设备有限公司 | It is a kind of can anti-dropout plug-type round electric connector |
| CN109326921A (en) * | 2018-11-29 | 2019-02-12 | 威海市泓淋电力技术股份有限公司 | A kind of electric vehicle alternating-current charge socket |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2786823Y (en) * | 2005-03-03 | 2006-06-07 | 中国电子科技集团公司第二十三研究所 | Multi-core self-short circuit connector |
| CN201061042Y (en) * | 2007-06-28 | 2008-05-14 | 罗森伯格亚太电子有限公司 | Coaxial cable connector |
| EP2045882A1 (en) * | 2007-10-02 | 2009-04-08 | AMPHENOL-TUCHEL ELECTRONICS GmbH | Self-adjusting device connector |
| CN202067971U (en) * | 2010-06-03 | 2011-12-07 | 苏勇 | Novel LED connector |
| CN202601949U (en) * | 2012-03-29 | 2012-12-12 | 中航光电科技股份有限公司 | An electric connector assembly and a plug and a socket thereof |
| CN102859803A (en) * | 2010-03-29 | 2013-01-02 | 康宁电磁股份有限公司 | Digital, small signal and RF microwave coaxial subminiature push-on differential pair system |
| CN103682841A (en) * | 2013-11-25 | 2014-03-26 | 四川华丰企业集团有限公司 | Shielded, sealed and anti-rotation circular connector |
| US20140120761A1 (en) * | 2012-10-27 | 2014-05-01 | Gt Contact Co., Ltd. | Plug connector and connector assembly |
| CN204030133U (en) * | 2014-09-12 | 2014-12-17 | 北京航远兰嘉阳电连接器技术开发有限公司 | Electric connector |
-
2015
- 2015-04-30 CN CN201510215695.XA patent/CN104821463B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2786823Y (en) * | 2005-03-03 | 2006-06-07 | 中国电子科技集团公司第二十三研究所 | Multi-core self-short circuit connector |
| CN201061042Y (en) * | 2007-06-28 | 2008-05-14 | 罗森伯格亚太电子有限公司 | Coaxial cable connector |
| EP2045882A1 (en) * | 2007-10-02 | 2009-04-08 | AMPHENOL-TUCHEL ELECTRONICS GmbH | Self-adjusting device connector |
| CN102859803A (en) * | 2010-03-29 | 2013-01-02 | 康宁电磁股份有限公司 | Digital, small signal and RF microwave coaxial subminiature push-on differential pair system |
| CN202067971U (en) * | 2010-06-03 | 2011-12-07 | 苏勇 | Novel LED connector |
| CN202601949U (en) * | 2012-03-29 | 2012-12-12 | 中航光电科技股份有限公司 | An electric connector assembly and a plug and a socket thereof |
| US20140120761A1 (en) * | 2012-10-27 | 2014-05-01 | Gt Contact Co., Ltd. | Plug connector and connector assembly |
| CN103682841A (en) * | 2013-11-25 | 2014-03-26 | 四川华丰企业集团有限公司 | Shielded, sealed and anti-rotation circular connector |
| CN204030133U (en) * | 2014-09-12 | 2014-12-17 | 北京航远兰嘉阳电连接器技术开发有限公司 | Electric connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108023231A (en) * | 2018-01-23 | 2018-05-11 | 镇江奥博通信设备有限公司 | It is a kind of can anti-dropout plug-type round electric connector |
| CN109326921A (en) * | 2018-11-29 | 2019-02-12 | 威海市泓淋电力技术股份有限公司 | A kind of electric vehicle alternating-current charge socket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104821463B (en) | 2017-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108963540B (en) | Socket with shielding layer internally grounded | |
| CN205231371U (en) | Shield connection structure for cable fitting | |
| CN205846360U (en) | A kind of high current connector with low shielding resistance | |
| CN214411661U (en) | Connector assembly, plug connector and socket connector thereof | |
| KR20120110068A (en) | Usb connector | |
| CN102509953B (en) | Electric connector component, plug thereof and socket thereof | |
| CN109728472B (en) | High leakproofness car wiring harness connector | |
| CN104821466A (en) | Stable type electrical connector | |
| CN103618167B (en) | Floating interface reversed polarity blindmate connector | |
| CN203339413U (en) | Novel industrial connector | |
| CN104821463A (en) | Dustproof type electrical interface | |
| CN104977659B (en) | Neutral optical fiber terminal contact member and neutral optical fiber connector | |
| CN202178424U (en) | Radio frequency connector assembly and socket thereof | |
| CN204680829U (en) | Stable electric interfaces is installed | |
| CN204633016U (en) | The electric interfaces assembly of good airproof performance | |
| CN210607856U (en) | Connector for communication | |
| CN204633031U (en) | The electric interfaces of resistance to plug | |
| CN204464641U (en) | Utilize ground strip to exert pressure and prevent the signal connector of short circuit | |
| CN109149296B (en) | Connector with short-circuit protection function and connecting module thereof | |
| CN104882726A (en) | Electrical interface assembly having long service life | |
| CN203607621U (en) | Floating interface reversed-polarity blind plugging connector | |
| CN204680837U (en) | A kind of small circular big current rotary self-locking connector | |
| CN108365408A (en) | A kind of electric connector and mobile terminal | |
| CN204230515U (en) | Three core electric connectors | |
| CN111525360A (en) | Method capable of realizing single-channel sealing of multi-core connector and multi-core connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20180430 |