CN201156616Y - Secondary crushing sealing type fast interposing self-locking RF coaxial connector - Google Patents

Secondary crushing sealing type fast interposing self-locking RF coaxial connector Download PDF

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Publication number
CN201156616Y
CN201156616Y CNU2008200061664U CN200820006166U CN201156616Y CN 201156616 Y CN201156616 Y CN 201156616Y CN U2008200061664 U CNU2008200061664 U CN U2008200061664U CN 200820006166 U CN200820006166 U CN 200820006166U CN 201156616 Y CN201156616 Y CN 201156616Y
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China
Prior art keywords
connector
outer conductor
socket
locking
socket connector
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Expired - Fee Related
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CNU2008200061664U
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Chinese (zh)
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瞿金良
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Individual
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Individual
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Abstract

A seal type fast-inserting self-locking RF coaxial connector consists of a plug connector and a socket connector. The seal type fast-inserting self-locking RF coaxial connector is characterized in that the elastic connector of the plug connector used for being mutually locked with the outer conductor of the socket of the socket connector is fixed at the outer side of the outer conductor of the plug of the plug connector along the radius direction; a seal slot is arranged at the front end of the inner hole of the outer conductor of the plug of the plug connector; besides, a seal ring is arranged in the seal slot; the free inner diameter of the seal ring is smaller than the outer diameter of the outer conductor of the socket connector. A chamfer conical surface at the end part of the socket connector carries out a primary pre-extrusion on the O-shaped seal ring in the seal slot; when being continuously inserted, a second conical surface at a locking salient on the outer conductor of the socket connector carries out a secondary extrusion on the O-shaped seal ring. An excellent seal result is achieved by secondary extruding the O-shaped seal ring. The damage to the seal ring by the secondary extrusion is very small in particular. The seal mode can be used to greatly improve the service life of the seal ring.

Description

The secondary extrusion seal type rapid insertion self-locking type RF coaxial connector
Technical field
The utility model relates to a kind of closed type rapid insertion self-locking type RF coaxial connector, and particularly, the utility model relates to a kind of secondary extrusion seal type rapid insertion self-locking type RF coaxial connector.
Background technology
Chinese invention patent ZL00814657.8 discloses a kind of radio frequency (RF) coaxial connector, its with easy and fast connected mode substituted the SMA thread connecting mode.Yet, but can't continue to use again original SMA screw-threaded coupling connector be used to prevent dust, the sealing ring of mould proof, protection against the tide etc., therefore, dust, mould, moisture or the like can enter conductor contact part from the slit of the fluting elastic component of metal, make the contact of metal oxidized.After the material erode metallic surfaces such as airborne moisture and sulfur dioxide, contact resistance is increased, even electric connector was lost efficacy.
The utility model content
The purpose of this utility model provides a kind of closed type rapid insertion self-locking type RF coaxial connector, it can prevent that dust, mould, oxygen, sulfur dioxide, water and other nuisances from entering connector inside, avoid of oxidation or the erosion of above-mentioned harmful substance, thereby improve the reliability of connector greatly contact.
Another purpose of the present utility model provides a kind of closed type rapid insertion self-locking type RF coaxial connector, and it reaches good sealing effectiveness by the secondary extrusion seal circle in the grafting process, reduces the damage to sealing ring, improves the useful life of sealing ring greatly.
Another purpose of the present utility model provides a kind of closed type rapid insertion self-locking type RF coaxial connector, the elasticity retaining mechanism of its pin connector and socket connector is arranged on the outer surface of pin connector outer conductor, makes elasticity softer under the condition that keeps pin connector and socket connector locking function.
For this reason, the utility model provides a kind of closed type rapid insertion self-locking type RF coaxial connector, form by pin connector and socket connector, it is characterized in that the Flexible Connector that is used for the pin connector that the socket outer conductor with socket connector locks mutually is fixed on the outside along radial direction of the plug outer conductor of pin connector; Endoporus front end at the plug outer conductor of pin connector is provided with seal groove, and is provided with sealing ring in the sealing groove, and the free internal diameter of sealing circle is less than the external diameter of the outer conductor of socket connector.
Preferably, the cross section of described seal groove is trapezoidal, and this trapezoidal hypotenuse is in the face of the endoporus of the plug outer conductor of pin connector.
Preferably, the cross section of sealing ring is rounded or trapezoidal.
Preferably, under connection status, the mid point of described sealing ring is to the distance of the described plug outer conductor front end face intersection corresponding to the face of cylinder of the outer conductor of the taper seat of the locking projections on the outer conductor of socket connector and socket connector.
Preferably, under connection status, the taper seat that the mid point of described sealing ring to the distance of described plug outer conductor front end face equals the locking projections on the outer conductor of socket connector and the intersection on the face of cylinder of the outer conductor of socket connector be the distance of the front end face of described socket connector extremely.
According to another one embodiment of the present utility model, a kind of closed type rapid insertion self-locking type RF coaxial connector is provided, form by pin connector and socket connector, it is characterized in that the Flexible Connector that is used for the pin connector that the socket outer conductor with socket connector locks mutually is fixed on the outside along radial direction of the plug outer conductor of pin connector; Be provided with seal groove on the taper seat of the locking projections on the outer conductor of socket connector, and be provided with sealing ring in the sealing groove, the free external diameter of sealing circle is greater than the internal diameter of the plug outer conductor of pin connector.
According to closed type rapid insertion self-locking type RF coaxial connector of the present utility model, the Flexible Connector that is used for the pin connector that the socket outer conductor with socket connector locks mutually, it is the elasticity retaining mechanism, outer conductor inside by pin connector frees, change the cylindrical outer surface of the outer conductor that is located at pin connector, and vertically cutting for example 10 elastic grooves, locking function is constant, but elasticity is softer.
Particularly, the outer conductor of pin connector keeps not having the complete structure of cannelure, has strengthened the confining force that is connected of the rigidity of front end of outer conductor of pin connector and connector.
Particularly, the chamfering taper seat that is positioned at the socket connector end is done pre-for the first time extruding to the O RunddichtringO of seal groove, and when continuing to insert, second taper seat on the locking projections on the outer conductor of socket connector done extruding for the second time to the O RunddichtringO again.By secondary extrusion O RunddichtringO, reached good sealing effectiveness.Particularly, extruding is very little to the damage of sealing ring for the second time.Can improve the useful life of sealing ring greatly with this sealing means.
Particularly, under the connection status of pin connector and socket connector, directly contact between the outer conductor of pin connector and the outer conductor of socket connector, make the contact resistances after two connectors connect littler, contact more reliable.
To brief description of drawings
Fig. 1 be electric connector according to prior art at plug and socket the structural representation under connection status.
Fig. 2 be electric connector according to prior art at plug and socket the structural representation under notconnect state.
Fig. 3 be according to electric connector of the present utility model at plug and socket the structural representation under connection status.
Fig. 4 be according to electric connector of the present utility model at plug and socket the structural representation under notconnect state.
Fig. 5 is in structural representation under the round of the crush seal for the first time attitude according to electric connector of the present utility model at plug and socket.
Fig. 6 is in structural representation under the round of the crush seal for the second time attitude according to electric connector of the present utility model at plug and socket.
Embodiment
As illustrated in fig. 1 and 2, in electric connector according to prior art, be provided with in the plug outer conductor 13 of pin connector 10 and roughly be the Flexible Connector 15 that tubular has cannelure, this Flexible Connector 15 is used for locking mutually with the socket outer conductor 14 of socket connector 12, so that pin connector 10 is connected with socket connector 12.
As can be seen, under pin connector 10 and state that socket connector 12 is connected, the Flexible Connector 15 that roughly is tubular between the plug outer conductor 13 of pin connector 10 and the socket outer conductor 14 of socket connector 12 is separated.
Therefore, in such prior art scheme, can't on pin connector 10 or socket connector 12, be provided for preventing dust, the sealing ring of mould proof, protection against the tide etc., therefore, dust, mould, moisture or the like can enter plug outer conductor 13 and socket connector 12 contacted parts from the slit of the Flexible Connector 15 that roughly is tubular, make plug outer conductor 13 and socket connector 12 oxidized.Behind the metal surface of materials such as airborne moisture and sulfur dioxide corrosion plug outer conductor 13 and socket connector 12, the contact resistance of plug outer conductor 13 and socket connector 12 is increased, even feasible electrical connection effect was lost efficacy.
Shown in Fig. 3 and 4,, form by pin connector 1 and socket connector 2 according to closed type fast-insertion self-locking RF coaxial connector of the present utility model; The Flexible Connector 9 that roughly is tubular is arranged on the outside along radial direction of the plug outer conductor of pin connector 1, is used for locking mutually with the socket outer conductor 6 of socket connector 2, so that pin connector 1 is connected with socket connector 2.
At the Flexible Connector 9 that roughly is tubular some cannelures can be set, to increase its elasticity.
As can be seen, under pin connector 1 and state that socket connector 2 is connected, can directly lock mutually between the Flexible Connector 9 that the cylindrical of the plug outer conductor 3 of pin connector 1 is settled and the socket outer conductor 6 of socket connector 2, the Flexible Connector 9 that roughly is not tubular is separated.
In the embodiment shown in Fig. 3-6, be provided with seal groove 4 at the endoporus front end of the plug outer conductor 3 of pin connector 1, and in sealing groove 4, be provided with an O RunddichtringO 5.
When pin connector 1 inserted socket connector 2, the chamfering taper seat 7 of the end of socket connector 2 was at first done pre-for the first time extruding to the O RunddichtringO in the seal groove 45.
When pin connector 1 continued to insert socket connector 2,8 pairs of O RunddichtringOs of the taper seat of the locking projections on the outer conductor 6 of socket connector 25 were done the second time of crimp by a relatively large margin.
By above-mentioned secondary extrusion, between the socket outer conductor 6 of the plug outer conductor 3 of pin connector 1 and socket connector 2, produced good sealing effectiveness, make extraneous dust, mould, carbon dioxide, oxygen, steam or other corrosive substances can't enter the plug outer conductor 3 of connector inside and the contact site of socket outer conductor 6, therefore, the crucial connecting portion of the connectors such as socket outer conductor 6 of the plug outer conductor 3 of pin connector 1 and socket connector 2 will can not be subjected to above-mentioned substance to its oxide etch, infringement such as rotten.Therefore, the reliability of connector greatly improves, and obtains useful life prolonging.Especially, adopted the connector of this sealing means can use in outdoor or comparison rugged environment.
The chamfering of the end of socket connector 2 can be common 45 °, also can be other angles, for example 30 °, or the angle of other circles of crush seal for the first time when being convenient to connector and pegging graft.
In fact, under design of the present utility model, other embodiment can also be arranged.
For example, sealing ring also can be arranged on the taper seat 8 of the locking projections on the outer conductor 6 of socket connector 2, and can no longer be provided with seal groove 4 at the endoporus front end of the plug outer conductor 3 of pin connector 1.
Those skilled in the art is according to disclosure of the present utility model, easily to the utility model make amendment, variation, perfect, yet, do like this and will fall into the desired scope of patent protection of appended claims.

Claims (6)

1. a closed type rapid insertion self-locking type RF coaxial connector is made up of pin connector (1) and socket connector (2), it is characterized in that,
Be used for the socket outer conductor (6) of socket connector (2) mutually the Flexible Connector (9) of the pin connector (1) of locking be fixed on the outside along radial direction of the plug outer conductor (3) of pin connector (1);
Endoporus front end at the plug outer conductor (3) of pin connector (1) is provided with seal groove (4), and is provided with sealing ring (5) in sealing groove (4), and the free internal diameter of sealing circle (5) is less than the external diameter of the outer conductor (6) of socket connector (2).
2. closed type rapid insertion self-locking type RF coaxial connector as claimed in claim 1 is characterized in that the cross section of described seal groove is trapezoidal, and this trapezoidal hypotenuse is in the face of the endoporus of the plug outer conductor (3) of pin connector (1).
3. closed type rapid insertion self-locking type RF coaxial connector as claimed in claim 1 is characterized in that the cross section of sealing ring is rounded or trapezoidal.
4. closed type rapid insertion self-locking type RF coaxial connector as claimed in claim 1, it is characterized in that, under connection status, the mid point of described sealing ring (5) to the distance of described plug outer conductor front end face corresponding to the taper seat (8) of the locking projections on the outer conductor (6) of socket connector (2) and the intersection on the face of cylinder of the outer conductor (6) of socket connector (2).
5. closed type rapid insertion self-locking type RF coaxial connector as claimed in claim 1, it is characterized in that taper seat (8) that the mid point of described sealing ring (5) to the distance of described plug outer conductor front end face equals the locking projections on the outer conductor (6) of socket connector (2) and the distance of the intersection on the face of cylinder of the outer conductor (6) of socket connector (2) to the front end face of described socket connector.
6. a closed type rapid insertion self-locking type RF coaxial connector is made up of pin connector (1) and socket connector (2), it is characterized in that,
Be used for the socket outer conductor (6) of socket connector (2) mutually the Flexible Connector (9) of the pin connector (1) of locking be fixed on the outside along radial direction of the plug outer conductor (3) of pin connector (1);
Be provided with seal groove on the taper seat (8) of the locking projections on the outer conductor (6) of socket connector (2), and be provided with sealing ring in the sealing groove, the free external diameter of sealing circle is greater than the internal diameter of the plug outer conductor (3) of pin connector (1).
CNU2008200061664U 2008-02-15 2008-02-15 Secondary crushing sealing type fast interposing self-locking RF coaxial connector Expired - Fee Related CN201156616Y (en)

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Application Number Priority Date Filing Date Title
CNU2008200061664U CN201156616Y (en) 2008-02-15 2008-02-15 Secondary crushing sealing type fast interposing self-locking RF coaxial connector

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Application Number Priority Date Filing Date Title
CNU2008200061664U CN201156616Y (en) 2008-02-15 2008-02-15 Secondary crushing sealing type fast interposing self-locking RF coaxial connector

Publications (1)

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CN201156616Y true CN201156616Y (en) 2008-11-26

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102088154A (en) * 2009-12-04 2011-06-08 西安富士达科技股份有限公司 Quick plug radio frequency coaxial connector
CN103633490A (en) * 2013-11-28 2014-03-12 四川航天计量测试研究所 Locking assembly-free connector reliable inserting mechanism and assembling and butting methods thereof
CN104781995A (en) * 2012-12-03 2015-07-15 日本航空电子工业株式会社 Connector
CN105356149A (en) * 2015-12-04 2016-02-24 中国电子科技集团公司第四十研究所 Pushing self-locking radio frequency connector
CN106936008A (en) * 2015-12-31 2017-07-07 上海航天科工电器研究院有限公司 A kind of radio frequency coaxial electric connector with fast locking device
CN109616830A (en) * 2018-12-29 2019-04-12 杭州优朴信息技术有限公司 A kind of double-layer seal buckle-type power connector
CN111164839A (en) * 2017-09-26 2020-05-15 哈廷电子有限公司及两合公司 Plug connector with locking element

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102088154B (en) * 2009-12-04 2014-06-18 西安富士达科技股份有限公司 Quick plug radio frequency coaxial connector
CN102088154A (en) * 2009-12-04 2011-06-08 西安富士达科技股份有限公司 Quick plug radio frequency coaxial connector
CN104781995B (en) * 2012-12-03 2017-03-08 日本航空电子工业株式会社 Connector
CN104781995A (en) * 2012-12-03 2015-07-15 日本航空电子工业株式会社 Connector
CN103633490B (en) * 2013-11-28 2015-09-30 四川航天计量测试研究所 The reliable plug-in connection of a kind of connector without latch assembly and assembly method thereof and docking calculation
CN103633490A (en) * 2013-11-28 2014-03-12 四川航天计量测试研究所 Locking assembly-free connector reliable inserting mechanism and assembling and butting methods thereof
CN105356149A (en) * 2015-12-04 2016-02-24 中国电子科技集团公司第四十研究所 Pushing self-locking radio frequency connector
CN105356149B (en) * 2015-12-04 2019-01-18 中国电子科技集团公司第四十研究所 Pushing self-locking formula radio frequency connector
CN106936008A (en) * 2015-12-31 2017-07-07 上海航天科工电器研究院有限公司 A kind of radio frequency coaxial electric connector with fast locking device
CN111164839A (en) * 2017-09-26 2020-05-15 哈廷电子有限公司及两合公司 Plug connector with locking element
US11152744B2 (en) 2017-09-26 2021-10-19 Harting Electric Gmbh & Co. Kg Plug-type connector with locking system
CN111164839B (en) * 2017-09-26 2022-11-04 哈廷电子有限公司及两合公司 Plug connector with locking element
CN109616830A (en) * 2018-12-29 2019-04-12 杭州优朴信息技术有限公司 A kind of double-layer seal buckle-type power connector

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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: 20081126

Termination date: 20160215