CN103050827B - Dust-proof plug and electrical connector assembly applying same - Google Patents

Dust-proof plug and electrical connector assembly applying same Download PDF

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Publication number
CN103050827B
CN103050827B CN201210515447.3A CN201210515447A CN103050827B CN 103050827 B CN103050827 B CN 103050827B CN 201210515447 A CN201210515447 A CN 201210515447A CN 103050827 B CN103050827 B CN 103050827B
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CN
China
Prior art keywords
plug
socket
casing
plug casing
coupling nut
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Expired - Fee Related
Application number
CN201210515447.3A
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Chinese (zh)
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CN103050827A (en
Inventor
彭博
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China Aviation Optical Electrical Technology Co Ltd
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China Aviation Optical Electrical Technology Co Ltd
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Publication date
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Priority to CN201210515447.3A priority Critical patent/CN103050827B/en
Publication of CN103050827A publication Critical patent/CN103050827A/en
Application granted granted Critical
Publication of CN103050827B publication Critical patent/CN103050827B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to the field of the electrical connector, in particular to a dust-proof plug and an electrical connector assembly applying the same. The front end of the dust-proof plug is a splicing end. The dust-proof plug comprises a plug shell and a connection nut, wherein the inside of the plug shell is provided with a plug contact element by a plug insulator; an anti-regression mechanism is arranged between the connection nut and the plug shell; the front part of the plug shell is provided with a splicing channel; the inner wall surface of the splicing channel is provided with a guide slot; the guide slot is used to be in front and back guide cooperation with a guide key on an adaption socket; the front end of the connection nut is provided with an inner turning edge hooked with the guide key on the adaption socket; the inner turning edge is used for shading the front end surface of the plug shell; a front end sealing gasket is pressed between the inner turning edge and the front end surface of the plug shell; the inner turning edge is also provided with a guide hole corresponding to the guide slot; and the guide hole penetrates through the inner turning edge along the front and back direction and is communicated with the corresponding guide slot. According to the invention, the problem that the traditional electrical connector assembly which adopts a connection nut locking mechanism can not be used for preventing dust is solved.

Description

A kind of plug of resistance to sand and dust and use the electric coupler component of this plug
Technical field
The present invention relates to electric connector field, especially a kind of plug of resistance to sand and dust and use the electric coupler component of this plug.
Background technology
The plug of current electric coupler component and socket be not when plugging together, if the small-sized foreign matter of sand and dust class enters its inside, extremely difficult removing, and be easy to cause the syndeton of electric coupler component or the inefficacy of contact mechanism thus, this kind of situation is particularly outstanding for adopting the electric coupler component of coupling nut retaining mechanism, trace it to its cause, then most importantly because its coupling nut retaining mechanism is mainly by the rotation between each part or the mobile locking realized between plug and socket, and part is more, just the catching phenomenon causing retaining mechanism is easy to after allowing foreign matter enter, causing cannot be sealed between plug and socket.
Be the Chinese patent of 2010101314737 for application number, the electric coupler component of existing employing coupling nut retaining mechanism is normally coaxial on the plug casing of its plug is equipped with rotating coupling nut, the Socket casing of its socket arranges the external screw thread corresponding with described coupling nut, when plug and socket plug together, plug and socket are locked together with described externally threaded cooperation by coupling nut.But, because described coupling nut coordinates with the external screw thread on Socket casing, therefore, the gap entered for Socket casing must be reserved between coupling nut and the outside wall surface of plug casing, and form a socket between the front end of coupling nut (inserted terminal of plug) and the outside wall surface of plug casing, so that plug casing can insert in Socket casing when plug and socket plug together, simultaneously, relatively rotate after plugging together to prevent plug and socket, one in the internal face of Socket casing and the outside wall surface of plug casing is provided with guide key, another is provided with the guiding groove corresponding with described guide key, automatically rotate relative to plug casing to prevent coupling nut after plug and socket are locked owing to the factor such as to shake and cause plug and socket to get loose, Anti-backup mechanism is provided with toward contact between coupling nut and plug casing, as the internal tooth packing ring that application number is in the Chinese patent of 2011103634359, application number is the arc anti-loosing slice in the Chinese patent of 2010101040845, application number to be resilient ratchet ring in the Chinese patent of 2010101314737 and application number be in the Chinese patent of 2012100956016 spring and steel ball etc.
Owing to leaving the gap entered for Socket casing between the coupling nut of above-mentioned electric coupler component and the outside wall surface of plug casing, therefore, the impurity such as the sand and dust in environment very easily enter into the matching part of coupling nut and plug casing by this gap, and then cause the mutual clamping stagnation between coupling nut and plug casing; In addition, due to the needs sealed and process, the internal face of plug casing or Socket casing is often provided with seal groove or escape, and arranging of these grooves is directly that the impurity such as sand and dust provide hiding-place, very easily causes the inefficacy between contact mechanism.
Generally speaking, there is problem that can not be anti-dust in the electric coupler component of current employing coupling nut retaining mechanism, then cannot use with in the Sand Dust Environments such as field.
Summary of the invention
The object of the present invention is to provide a kind of plug of resistance to sand and dust, with the problem that the electric coupler component solving existing employing coupling nut retaining mechanism cannot be anti-dust.
The present invention also aims to provide the electric coupler component using above-mentioned plug simultaneously.
In order to solve the problem, the plug of resistance to sand and dust of the present invention is by the following technical solutions: a kind of plug of resistance to sand and dust, this plug take front end as inserted terminal, comprise plug casing and be assemblied in the coupling nut on plug casing, fixedly Plug contact is equipped with by pin insulator in plug casing, Anti-backup mechanism is provided with between coupling nut and plug casing, the front portion of plug casing is provided with grafting passage and is provided with guiding groove on the internal face at grafting passage place, guiding groove is for coordinating with leading before and after the guide key on adapter socket, the front end of coupling nut is provided with and turns edge in mounting with the guide key on adapter socket, this interior front end face covering plug casing that turns edge also and between the front end face of plug casing is pressed with forward end seal packing ring, the guiding port corresponding with described guiding groove is also offered on inside turning edge, this guiding port turns edge in running through along the longitudinal direction and communicates with corresponding guiding port.
End seal packing ring is provided with between the rear end of coupling nut and plug casing.
Described Plug contact is string of a hat hole contact.
Described plug casing has escape on the internal face at its grafting passage place, and the rear end of described guiding groove is connected with this escape.
Rear place at escape in described plug casing is provided with sealing ring.
Electric coupler component of the present invention is by the following technical solutions: electric coupler component, comprising is separately the plug and socket of inserted terminal with front end, plug comprises plug casing and is assemblied in the coupling nut on plug casing, fixedly Plug contact is equipped with by pin insulator in plug casing, Anti-backup mechanism is provided with between coupling nut and plug casing, socket is comprised Socket casing and is fixedly assemblied in the socket contact in Socket casing by socket insulator, the front portion of Socket casing has Plug Division, the outside wall surface of Plug Division is provided with the guide key of front and back extension, the front portion of plug casing is provided with grafting passage and is provided with guiding groove on the internal face at grafting passage place, guiding groove is used for coordinating with leading before and after described guide key, the front end of coupling nut is provided with and turns edge in mounting with the rear end of described guide key, this interior front end face covering plug casing that turns edge also and between the front end face of plug casing is pressed with forward end seal packing ring, the guiding port corresponding with described guiding groove is also offered on inside turning edge, this guiding port turns edge in running through along the longitudinal direction and communicates with corresponding guiding port.
End seal packing ring is provided with between the rear end of coupling nut and plug casing.
Described Plug contact is string of a hat hole contact.
Described plug casing has escape on the internal face at its grafting passage place, and the rear end of described guiding groove is connected with this escape.
The front end face of socket insulator is fixedly installed interface sealing body.
Because the plug casing of the plug of resistance to sand and dust of the present invention is provided with guiding groove on the internal face at its grafting passage place, and the front end of coupling nut is provided with and turns edge in mounting with the guide key on adapter socket, this interior front end face covering plug casing that turns edge also and between the front end face of plug casing is pressed with forward end seal packing ring, also offer the guiding port corresponding with described guiding groove on inside turning edge, this guiding port turns edge in running through along the longitudinal direction and communicates with corresponding guiding port, therefore, in the process used, after plug and socket plug together and put in place, only need to be rotationally connected nut described guiding port is staggered locking that corresponding guide key can realize between plug and socket, to be connected with adapter socket by turning edge in coupling nut front end, thus the form that socket can be adopted to insert plug casing realizes docking between plug with socket, the impurity such as sand and dust are entered the pathway disruption between plug casing and coupling nut by described forward end seal packing ring, the electric coupler component solving existing employing coupling nut retaining mechanism cannot be anti-dust problem.
Further, end seal packing ring is set between the rear end and plug casing of coupling nut and the impurity such as sand and dust can be entered pathway disruption between coupling nut and plug casing from coupling nut rear end, what realize the cooperation place of coupling nut and plug casing is hermetically sealed, thus further prevents the impurity such as sand and dust from entering between coupling nut and plug casing; Because string of a hat hole contact piece structure is simple, enter inner foreign matter and easily remove, and insensitive to the foreign matter entered in jack, adopt this kind of contact can prevent the contact mechanism of plug from being damaged inefficacy by impurity as Plug contact; Escape is the accessory structure being difficult to avoid produced in the plug casing course of processing, is connected the rear end of guiding groove and can discharges the foreign material of collecting in escape easily, make guiding groove play the effect of dust discharging grooves with this escape; The sealing ring that escape rear place is arranged can coordinate with the socket of adaptation realize both the sealing of cooperation place.
Accompanying drawing explanation
Fig. 1 is the structural representation of the plug of the embodiment 1 of electric coupler component of the present invention;
Fig. 2 is the structural representation of the socket of the embodiment 1 of electric coupler component of the present invention;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the structural representation of the embodiment 1 of the plug of resistance to sand and dust of the present invention.
Embodiment
The embodiment 1 of electric coupler component of the present invention, as Figure 1-3, comprises plug 101 and socket 102.
Plug 101 take front end as inserted terminal, comprise plug casing 11 and be fixedly assemblied in the Plug contact 13 in plug casing 11 by pin insulator 12, in the present embodiment, Plug contact 13 adopts string of a hat hole contact, the front end of plug casing 11 has grafting passage, grafting passage is used for inserting for socket 102, in addition, plug casing 11 is provided with guiding groove 111 on the internal face at grafting passage place, guiding groove 111 extends along the longitudinal direction, and the internal face of plug casing 11 has escape 112 in the rear end of guiding groove 111, the rear end of guiding groove 111 extends to the position through with the front side cell wall of escape 112, when containing the impurity such as sand and dust in escape 112, the impurity wherein accumulated can be poured out by guiding groove 111, rear place at escape 112 in grafting passage is also provided with seal groove, O RunddichtringO 14 is equipped with in seal groove, plug casing 11 is equipped with coupling nut 15, coupling nut 15 is rotating to be enclosed within plug casing 11 and to be coordinated with anticreep before and after plug casing 11 by jump ring 16, in addition, Anti-backup mechanism 17 is provided with between coupling nut 15 and plug casing 11, turn edge in the front end of coupling nut 15 is provided with, this interior front end face covering plug casing 11 that turns edge also and between the front end face of plug casing 11 is pressed with forward end seal packing ring 18, in the present embodiment, forward end seal circle 18 adopts plastic spacer, the guiding port 151 corresponding with described guiding groove is offered on inside turning edge, turn edge in this guiding port 151 runs through along the longitudinal direction and communicate with corresponding guiding groove, in addition, end seal packing ring 19 is provided with between the rear end of coupling nut 15 and plug casing 11.
Socket 102 is same is inserted terminal with front end, comprise Socket casing 21 and be fixedly assemblied in the socket contact 23 in Socket casing 21 by socket insulator 22, the front portion of Socket casing 21 has Plug Division, the outside wall surface of Plug Division is provided with the guide key 211 of front and back extension, guide key 211 and the guiding groove one_to_one corresponding on plug casing 11; The front end of socket insulator 22 is fixedly equipped with interface sealing body 24.
The plug of the present embodiment and socket are when plugging together, the Plug Division of Socket casing is inserted in the grafting passage of plug casing, insert in the process of described grafting passage in the Plug Division of Socket casing, described guide key is also inserted in corresponding guiding groove by corresponding guiding port, after plug and socket grafting put in place, O RunddichtringO coordinates with the forward end seal of Socket casing, turn edge in coupling nut simultaneously and move to the rear end of guide key, now be rotatably connected nut, then stagger mutually between guiding port and guide key, together with plug and socket are just locked in, due to the effect of described Anti-backup mechanism, coupling nut can not rollback automatically after plug and socket are locked, thus automatically getting loose between plug and socket can be avoided.
In other embodiment of electric coupler component of the present invention, also interface sealing body can be set at the front end place of pin insulator.
The embodiment 1 of the plug of resistance to sand and dust of the present invention, as shown in Figure 4, the structure of the plug of resistance to sand and dust in the present embodiment is identical with the structure of the plug in above-mentioned electric coupler component, and it will not go into details herein.

Claims (10)

1. the plug of resistance to sand and dust, this plug take front end as inserted terminal, comprise plug casing and be assemblied in the coupling nut on plug casing, fixedly Plug contact is equipped with by pin insulator in plug casing, Anti-backup mechanism is provided with between coupling nut and plug casing, it is characterized in that, the front portion of plug casing is provided with grafting passage and is provided with guiding groove on the internal face at grafting passage place, guiding groove is for coordinating with leading before and after the guide key on adapter socket, turn edge in the front end of coupling nut is provided with, this interior front end face covering plug casing that turns edge also and between the front end face of plug casing is pressed with forward end seal packing ring, the guiding port corresponding with described guiding groove is also offered on inside turning edge, this guiding port turns edge in running through along the longitudinal direction and communicates with corresponding guiding port, turn edge in coupling nut and move to the rear end of guide key on adapter socket, be rotatably connected nut, guiding port and adapter socket stagger mutually between guide key, turn edge in plug and mount to realize plug with the guide key on adapter socket and adapter socket is locked together.
2. the plug of resistance to sand and dust according to claim 1, is characterized in that, is provided with end seal packing ring between the rear end of coupling nut and plug casing.
3. the plug of resistance to sand and dust according to claim 1, is characterized in that, described Plug contact is string of a hat hole contact.
4. the plug of resistance to sand and dust according to any one of claim 1-3, is characterized in that, described plug casing has escape on the internal face at its grafting passage place, and the rear end of described guiding groove is connected with this escape.
5. the plug of resistance to sand and dust according to claim 4, it is characterized in that, the rear place at escape in described plug casing is provided with sealing ring.
6. electric coupler component, comprising is separately the plug and socket of inserted terminal with front end, plug comprises plug casing and is assemblied in the coupling nut on plug casing, fixedly Plug contact is equipped with by pin insulator in plug casing, Anti-backup mechanism is provided with between coupling nut and plug casing, socket is comprised Socket casing and is fixedly assemblied in the socket contact in Socket casing by socket insulator, it is characterized in that, the front portion of Socket casing has Plug Division, the outside wall surface of Plug Division is provided with the guide key of front and back extension, the front portion of plug casing is provided with grafting passage and is provided with guiding groove on the internal face at grafting passage place, guiding groove is used for coordinating with leading before and after described guide key, turn edge in the front end of coupling nut is provided with, this interior front end face covering plug casing that turns edge also and between the front end face of plug casing is pressed with forward end seal packing ring, the guiding port corresponding with described guiding groove is also offered on inside turning edge, this guiding port turns edge in running through along the longitudinal direction and communicates with corresponding guiding port, turn edge in coupling nut and move to the rear end of guide key on adapter socket, be rotatably connected nut, guiding port and adapter socket stagger mutually between guide key, turn edge in plug and mount to realize plug with the guide key on adapter socket and adapter socket is locked together.
7. electric coupler component according to claim 6, is characterized in that, is provided with end seal packing ring between the rear end of coupling nut and plug casing.
8. electric coupler component according to claim 6, is characterized in that, described Plug contact is string of a hat hole contact.
9. the electric coupler component according to any one of claim 6-8, is characterized in that, described plug casing has escape on the internal face at its grafting passage place, and the rear end of described guiding groove is connected with this escape.
10. electric coupler component according to claim 6, is characterized in that, the front end face of socket insulator is fixedly installed interface sealing body.
CN201210515447.3A 2012-12-05 2012-12-05 Dust-proof plug and electrical connector assembly applying same Expired - Fee Related CN103050827B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210515447.3A CN103050827B (en) 2012-12-05 2012-12-05 Dust-proof plug and electrical connector assembly applying same

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Application Number Priority Date Filing Date Title
CN201210515447.3A CN103050827B (en) 2012-12-05 2012-12-05 Dust-proof plug and electrical connector assembly applying same

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CN103050827B true CN103050827B (en) 2015-04-08

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110635075B (en) * 2019-01-31 2022-06-17 中航光电科技股份有限公司 Quick-change battery and battery shell
CN114744446B (en) * 2022-04-23 2022-12-20 江苏上诚电缆有限公司 Monitoring power adapter for field high-power high-definition camera

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11162554A (en) * 1997-11-28 1999-06-18 Toshiba Lighting & Technology Corp Waterproof structure of wire connecting part
CN2532599Y (en) * 2002-03-27 2003-01-22 四川华丰企业集团有限公司 Water, moisture and salt fog resistant connector
CN101635414A (en) * 2009-08-22 2010-01-27 贵州航天电器股份有限公司 Nuclear electromagnetic pulse resistant electric connector
CN101656380A (en) * 2008-08-22 2010-02-24 贵州航天电器股份有限公司 High-power radio frequency connector with quick locking and separating mechanism
CN101656381A (en) * 2008-08-22 2010-02-24 贵州航天电器股份有限公司 High-power radio frequency connector capable of being locked and separated quickly
CN101707312A (en) * 2009-09-30 2010-05-12 中航光电科技股份有限公司 Connector of threaded connection
CN101728710A (en) * 2008-10-30 2010-06-09 贵州航天电器股份有限公司 Self-locking quick-lock connector of steel ball
CN101814673A (en) * 2010-03-24 2010-08-25 中航光电科技股份有限公司 Slack-preventing connector
CN201725970U (en) * 2009-12-23 2011-01-26 沈阳兴华航空电器有限责任公司 High-reliability fast inserted electric connector
CN201956524U (en) * 2010-12-22 2011-08-31 沈阳兴华航空电器有限责任公司 Sealed dustproof electric connector
JP2011258380A (en) * 2010-06-08 2011-12-22 Yamaichi Electronics Co Ltd Water-proof structure for cable connector, plug connector employing the same, socket connector, and cable connector
CN102544893A (en) * 2012-02-02 2012-07-04 中航光电科技股份有限公司 Plug shell assembly and plug with same
CN202405514U (en) * 2011-12-20 2012-08-29 沈阳兴华航空电器有限责任公司 Protective cover of connector
CN102751617A (en) * 2012-06-21 2012-10-24 中航光电科技股份有限公司 Locking threaded connector and assembly thereof
CN202550183U (en) * 2012-02-02 2012-11-21 中航光电科技股份有限公司 Plug shell component and plug employing shell component

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20011427A1 (en) * 2001-07-05 2003-01-05 Shield S R L CIRCULAR ELECTRIC CONNECTOR

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11162554A (en) * 1997-11-28 1999-06-18 Toshiba Lighting & Technology Corp Waterproof structure of wire connecting part
CN2532599Y (en) * 2002-03-27 2003-01-22 四川华丰企业集团有限公司 Water, moisture and salt fog resistant connector
CN101656381A (en) * 2008-08-22 2010-02-24 贵州航天电器股份有限公司 High-power radio frequency connector capable of being locked and separated quickly
CN101656380A (en) * 2008-08-22 2010-02-24 贵州航天电器股份有限公司 High-power radio frequency connector with quick locking and separating mechanism
CN101728710A (en) * 2008-10-30 2010-06-09 贵州航天电器股份有限公司 Self-locking quick-lock connector of steel ball
CN101635414A (en) * 2009-08-22 2010-01-27 贵州航天电器股份有限公司 Nuclear electromagnetic pulse resistant electric connector
CN101707312A (en) * 2009-09-30 2010-05-12 中航光电科技股份有限公司 Connector of threaded connection
CN201725970U (en) * 2009-12-23 2011-01-26 沈阳兴华航空电器有限责任公司 High-reliability fast inserted electric connector
CN101814673A (en) * 2010-03-24 2010-08-25 中航光电科技股份有限公司 Slack-preventing connector
JP2011258380A (en) * 2010-06-08 2011-12-22 Yamaichi Electronics Co Ltd Water-proof structure for cable connector, plug connector employing the same, socket connector, and cable connector
CN201956524U (en) * 2010-12-22 2011-08-31 沈阳兴华航空电器有限责任公司 Sealed dustproof electric connector
CN202405514U (en) * 2011-12-20 2012-08-29 沈阳兴华航空电器有限责任公司 Protective cover of connector
CN102544893A (en) * 2012-02-02 2012-07-04 中航光电科技股份有限公司 Plug shell assembly and plug with same
CN202550183U (en) * 2012-02-02 2012-11-21 中航光电科技股份有限公司 Plug shell component and plug employing shell component
CN102751617A (en) * 2012-06-21 2012-10-24 中航光电科技股份有限公司 Locking threaded connector and assembly thereof

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