CN109962379A - Radio frequency (RF) coaxial connector and car antenna - Google Patents

Radio frequency (RF) coaxial connector and car antenna Download PDF

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Publication number
CN109962379A
CN109962379A CN201711418182.4A CN201711418182A CN109962379A CN 109962379 A CN109962379 A CN 109962379A CN 201711418182 A CN201711418182 A CN 201711418182A CN 109962379 A CN109962379 A CN 109962379A
Authority
CN
China
Prior art keywords
needle
female
public
insulator
radio frequency
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.)
Pending
Application number
CN201711418182.4A
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Chinese (zh)
Inventor
田雨农
苍柏
唐丽娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Roiland Technology Co Ltd
Original Assignee
Dalian Roiland Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dalian Roiland Technology Co Ltd filed Critical Dalian Roiland Technology Co Ltd
Priority to CN201711418182.4A priority Critical patent/CN109962379A/en
Publication of CN109962379A publication Critical patent/CN109962379A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/27Adaptation for use in or on movable bodies
    • H01Q1/32Adaptation for use in or on road or rail vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

A kind of radio frequency (RF) coaxial connector and car antenna, comprising: female connectors and public connector;The female connectors, comprising: shell, spring, female needle and insulator I, shell are equipped with snakelike buckle, and the spring, female needle, insulator I are placed in shell, and the insulator I is wrapped in female needle outside;The public connector, including ontology, pin, public needle, insulator II, the insulator II are wrapped in public needle outside, and male needle is electrically connected with female needle, and pin is arranged on the body;The snakelike buckle of the bayonet fittings female connectors is locked with female connectors under the action of the spring.The advantages of it is simple with structure, is stably connected with, while reducing size, number of components is reduced, thus the radio frequency (RF) coaxial connector saving manufacturing expense, and capable of producing in enormous quantities.

Description

Radio frequency (RF) coaxial connector and car antenna
Technical field
The invention belongs to car antenna and vehicle electronic device technical field, specifically a kind of radio frequency (RF) coaxial connector and Car antenna.
Background technique
RF component of RF coaxial connector has had many applications, including router, television set, mobile phone, plate electricity There is RF component of RF coaxial connector above many equipment of brain etc..With the development of informationization technology, auto industry is also filled For more and more Informationization Equipments, the RF component of RF coaxial connector for needing to use is also more and more, since automobile uses Environment is more complicated, and vibration is severe, higher to stability requirement, so connecting in the widely used many RF coaxials of other field Device is connect to be not suitable for directly using on automobile, only FAKRA radio frequency (RF) coaxial connector uses extensively above in automobile at present, but It is that FAKRA radio frequency (RF) coaxial connector size is bigger, structure is complicated, and component is more, and price is higher.Therefore be badly in need of a kind of size compared with It is small, some small gaps can be passed through by radio frequency (RF) coaxial connector in early period or later period installation equipment, to save sky Between.
The more of radio frequency connector is SMA coaxial connector at present, but the connection side of this coaxial connector Formula is to be threadedly coupled, the mode of threaded connection suitable for application in it is vehicle-mounted above because road conditions are very in the process of moving for automobile Complexity, vibration is very severe, is threadedly coupled in vibration processes and is easy loose or dislocation, leads to poor contact, cause jitter Or there is no signal, mechanical performance is unreliable.Threaded connection also needs to tighten, and the more wasteful time does not have and quickly to connect Feature;Specific structure mode such as Fig. 6.
The more of vehicle-mounted coaxial connector be FAKRA coaxial connector, although FAKRA coaxial connector band card Button can prevent the loosening generated due to vibration or fall off, but the connector is placed on mould inside mold using hardware The production technology of interior injection molding, components are more, and production technology is complicated, and fraction defective is high, high production cost, and buckle structure is plastic cement Component, plastic part are easy aging in use process, still there is the possibility of mechanical failure in long-term use process;Specific structure Mode such as Fig. 7.
Summary of the invention
For the prior art, there are disadvantages mentioned above and deficiency, and the present invention provides a kind of radio frequency (RF) coaxial connector and vehicle-mounted days Line, it is simple with structure, the advantages of being stably connected with, while reducing size, reduces number of components, so that manufacturing expense is saved, And the radio frequency (RF) coaxial connector that can produce in enormous quantities.
To achieve the above object, the present invention provides a kind of radio frequency (RF) coaxial connectors, comprising: female connectors and public connection Device;The female connectors, comprising: shell, spring, female needle and insulator I, shell are equipped with buckle, the spring, female needle, absolutely Edge body I is placed in shell, and the insulator I is wrapped in female needle outside;The public connector, including ontology, pin, public needle, Insulator II, the insulator II are wrapped in public needle outside, and male needle is electrically connected with female needle, and pin is arranged on the body;It is described The buckle of bayonet fittings female connectors is locked with female connectors under the action of the spring.
Further, the female connectors further include claw, cover the sheet that public connector is blocked in one end of insulator I Body.
Further, the female connectors further include flexible snap ring, are arranged outside claw.
Further, it connects to the feedback of the ontology of the public connector, one end and mainboard, the other end and claw are clamped.
Further, the shell is equipped with snakelike buckle, and the shell of female connectors is equipped with a circle embossing.
Further, female needle is made of copper material, and is provided with card slot also above to increase the elasticity of female needle.
Further, the copper material, including beryllium copper, phosphor-copper, titanium copper.
A kind of car antenna, including above-mentioned radio frequency (RF) coaxial connector.
Reverse polarity connector, the inside band mother's needle can also be can be made with public needle inside the public connector;If it is public affairs The female needle of band inside connector, female connectors matched with its must be with public needle;It can also be done with female needle inside female connectors At reverse polarity connector, the inside band public affairs needle;If it is the public needle of band inside female connectors, public connector matched with its must be with mother Needle.
The present invention due to using the technology described above, can obtain following technical effect:
1, it can quickly connect, only need to be rotated by 90 ° and can lock.
2, it is firm to connect, and will not cause to loosen because of automobile vibration or fall off, Mechanical Reliability is good.
3, pure metal, pure metal can provide good electric property, solve the problems, such as that FAKRA plastic cement resistance is excessive.
4, metal buckle connects, and solves the problems, such as plastic cement bad connection due to caused by aging.
5, components are few, more more compact than FAKRA structure, and components are few, simple process, are easy batch production, at low cost.
6, smaller, smaller size is realized while keeping and being stably connected with.
Detailed description of the invention
The present invention shares 7 width of attached drawing:
Fig. 1 is the exploded view of female connectors and public connector in embodiment;
Fig. 2 is the sectional view of female connectors in embodiment;
Fig. 3 is the vertical section figure of public connector in embodiment;
Fig. 4 is the cross-sectional view of public connector in embodiment;
Fig. 5 is the detailed sectional view that female needle is connected with male needle in embodiment;
Fig. 6 is the structural scheme of mechanism of prior art SMA coaxial connector;
Fig. 7 is prior art FAKRA coaxial connector structural scheme of mechanism.
Number explanation in figure: 1, female connectors, 2, public connector, 101, snakelike buckle, 102, spring, 103, claw, 104, snap ring, 105, female needle, 106, embossing, 107, insulator I, 201, pin, 202, ontology, 205, public needle, 207, insulator II, 301, female needle card slot, 302, necking, A, screw thread, B, plastic cement buckle.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing technical scheme of the present invention will be further explained in detail.The present invention Radio frequency (RF) coaxial connector, it should be noted that unless otherwise clearly defined and limited, " connection " of the present invention is wide The connection of justice is also possible to integrally connected for example, it may be being fixedly connected;It can be mechanical connection, be also possible to be electrically connected; It can be and be directly connected to, be also possible to by being connected between intermediary.
Radio frequency (RF) coaxial connector of the invention, purpose are exactly for overcome the deficiencies in the prior art and provide one kind simply, It is stably connected with, avoids automobile coaxial connector poor contact caused by driving process is because of vibration, while reducing size, reduction portion Number of packages amount, thus the coaxial radio-frequency coaxial connector saving manufacturing expense, and capable of producing in enormous quantities.
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating It is thorough comprehensive.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Used term is intended merely in a specific embodiment of the invention herein The purpose of specific embodiment is described, it is not intended that in the limitation present invention.Term " and or " used herein include one or Any and all combinations of multiple relevant listed items.
Embodiment 1
The present embodiment provides a kind of radio frequency (RF) coaxial connectors, comprising: female connectors 1 and public connector 2;The female connectors 1, comprising:
Shell has snakelike buckle 101 above, locks under the action of spring 102 with the pin 201 of public connector 2, Block the pin 201 above public connector 2;
Female needle 105, one end are connect with the public needle 205 of public connector 2, and the other end is connect with antenna;
Insulator I 107 is wrapped in female 105 outside of needle, prevents 105 short circuit of shell and female needle, and with female needle 105, outer Shell cooperation guarantees that radio frequency (RF) coaxial connector reaches 50 ohm of electric properties;
Spring 102, plays the role of locking, and snakelike buckle 101 is made to keep tension with pin 201;
The outer of female connectors 1 is with circle embossing 106, and embossing 106 is played the role of increasing friction, just very easily with hand Female connectors 1 are connect with public connector 2;
Claw 103, claw 103 can block the ontology 202 of public connector 2, and with its realize it is good be electrically connected, claw 103 outsides are additionally provided with elastic snap ring 104 well, guarantee that claw 103 has enough elastic force, this claw 103 and snakelike buckle 101 form double-layer safeties, guarantee that female connectors 1 and public connector 2 have and stable be electrically connected and will not take off because of vibration It falls;
The public connector 2, comprising:
With mainboard interconnecting piece, it is connect by SMT or other modes with mainboard;
The feed of public needle, one end and mainboard connects, and the other end is connect with female needle 105 of female connectors 1;
It connects to the feedback of ontology, one end and mainboard, the claw 103 of the other end and female connectors 1 cooperates, and realizes stable electricity Connection;
Insulator II 207 is wrapped in public 205 outside of needle, prevents public needle 205 and ontology from occurring short circuit, and with public needle 205, body fits guarantee that connector reaches 50 ohm of electric properties;
Pin 201 cooperates the snakelike buckle 101 of female connectors 1, can lock with female connectors under the action of spring 102 Tightly, guarantee to be stably connected with.
Optionally, in order to female needle 105 and male needle 205 have it is good be electrically connected, female needle 105 is the copper relatively good by elasticity Material, such as beryllium copper, phosphor-copper, titanium copper etc. are made, and mother's needle 105 is provided with female needle card slot 301 above, and need in producing with controlling Tool processes necking 302.
Embodiment 2
The present embodiment provides another radio frequency (RF) coaxial connectors, comprising: female connectors 1 and public connector 2;Female connection Device 1, comprising:
Shell, above there are two snakelike buckle, the two snakelike buckles are integrally machined with shell, two snakelike buckles Block two pins above public connector 2;
Female needle 105, one end are connect with the public needle 205 of public connector 2, and the other end is connect with antenna;
Insulator I 107 is wrapped in female 105 outside of needle, prevents 105 short circuit of shell and female needle, and with female needle 105, outer Shell cooperation guarantees that radio frequency (RF) coaxial connector reaches 50 ohm of electric properties;
Spring 102, plays the role of locking, and two snakelike buckles is made to keep tension with two pins;
The outer of female connectors 1 is with circle embossing 106, and embossing 106 is played the role of increasing friction, just very easily with hand Female connectors 1 are connect with public connector 2;
Claw 103, claw 103 can block the ontology 202 of public connector 2, and with its realize it is good be electrically connected, claw 103 outsides are additionally provided with elastic snap ring 104 well, guarantee that claw 103 has enough elastic force, this claw 103 and two it is snakelike Snap-type guarantees that female connectors 1 and public connector 2 have and stable be electrically connected and will not take off because of vibration at double-layer safety It falls;
The public connector 2, comprising:
The interconnecting piece being connect with equipment mainboard;
Public needle 205 is inserted into 105 the inside of female needle of female connectors, realizes good electrical connection;
It connects to the feedback of ontology, one end and mainboard, the claw 103 of the other end and female connectors cooperates, and realizes stable electricity Connection;
Insulator II 207 is wrapped in public 205 outside of needle, prevents public needle 205 from short circuit occurs with 2 shell of public connector, and And guarantee that connector reaches 50 ohm of electric properties with public needle 205, body fits;
Two pins can be under the action of spring 102 inside corresponding be stuck in female connectors two snakelike buckles Female connectors 1 are locked, and guarantee to be stably connected with.
Optionally, in order to female needle 105 and male needle 205 have it is good be electrically connected, female needle 105 is the copper relatively good by elasticity Material, such as beryllium copper, phosphor-copper, titanium copper etc. are made, and mother's needle 105 is provided with female needle card slot 301 above, and need in producing with controlling Tool processes necking 302.
Embodiment 3
A kind of car antenna, including embodiment 1 or radio frequency (RF) coaxial connector as described in example 2.
SMA coaxial connector in the prior art, using screw thread A connection;FAKRA coaxial connector is using modeling Glue buckles B connection, both there are certain drawbacks;Present application addresses automobiles during traveling, since vibration causes Coaxial connector poor contact.The present invention provides not only reliable and stable electrical connection, and structure is simple, small volume, Component is less, to reduce cost.
Public connector can be an angle of 90 degrees in the application, be also possible to 180 degree angle, can be and is welded by the method for SMT To above mainboard, it is also possible to be welded to mainboard by other methods.There are also cables behind female connectors, and cable is coaxial electrical Cable.Reverse polarity connector, the inside band mother's needle can also be can be made with public needle inside public connector;If it is in public connector Face band mother's needle, female connectors matched with its must be with public needles.Reversed polarity can also be can be made with female needle inside female connectors Connector, the inside band public affairs needle;If it is the public needle of band inside female connectors, public connector matched with its must be with female needle.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (9)

1. a kind of radio frequency (RF) coaxial connector characterized by comprising female connectors and public connector;The female connectors, packet Include: shell, spring, female needle and insulator I, shell are equipped with buckle, and the spring, female needle, insulator I are placed in shell, institute It states insulator I and is wrapped in female needle outside;The public connector, including ontology, pin, public needle, insulator II, the insulator II is wrapped in public needle outside, and male needle is electrically connected with female needle, and pin is arranged on the body;The card of the bayonet fittings female connectors Button is locked with female connectors under the action of the spring.
2. radio frequency (RF) coaxial connector according to claim 1, which is characterized in that the female connectors further include claw, cover The ontology of public connector is blocked in one end of insulator I.
3. radio frequency (RF) coaxial connector according to claim 2, which is characterized in that the female connectors further include having elasticity Snap ring, be arranged outside claw.
4. radio frequency (RF) coaxial connector according to claim 2, which is characterized in that the ontology of the public connector, one end and master It connects to the feedback of plate, the other end and claw are clamped.
5. radio frequency (RF) coaxial connector according to claim 1, which is characterized in that the shell is equipped with snakelike buckle, and female The shell of connector is equipped with a circle embossing.
6. radio frequency (RF) coaxial connector according to claim 1, which is characterized in that mother's needle is made of copper material, mother's needle It is provided with female needle card slot above, and processes necking with jig in production.
7. radio frequency (RF) coaxial connector according to claim 6, which is characterized in that the copper material, including beryllium copper, phosphor-copper, titanium copper.
8. a kind of radio frequency (RF) coaxial connector characterized by comprising female connectors and public connector;The female connectors, packet Include: shell, spring, public needle and insulator I, shell are equipped with snakelike buckle, and the spring, public needle, insulator I are placed in shell Interior, the insulator I is wrapped in public needle outside;The public connector, including ontology, pin, female needle, insulator II, it is described Insulator II is wrapped in female needle outside, and male needle is electrically connected with female needle, and pin is arranged on the body;The bayonet fittings mother connection The snakelike buckle of device is locked with female connectors under the action of the spring.
9. a kind of car antenna, it is characterised in that including radio frequency (RF) coaxial connector described in any of the above-described.
CN201711418182.4A 2017-12-25 2017-12-25 Radio frequency (RF) coaxial connector and car antenna Pending CN109962379A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711418182.4A CN109962379A (en) 2017-12-25 2017-12-25 Radio frequency (RF) coaxial connector and car antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711418182.4A CN109962379A (en) 2017-12-25 2017-12-25 Radio frequency (RF) coaxial connector and car antenna

Publications (1)

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CN109962379A true CN109962379A (en) 2019-07-02

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CN201711418182.4A Pending CN109962379A (en) 2017-12-25 2017-12-25 Radio frequency (RF) coaxial connector and car antenna

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116826467A (en) * 2023-08-31 2023-09-29 常州融和电子有限公司 Communication quick-plug radio frequency coaxial connector

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102044817A (en) * 2009-10-13 2011-05-04 日本压着端子制造株式会社 Coaxial connector and coaxial connector with antenna
CN202695802U (en) * 2012-07-17 2013-01-23 四川华丰企业集团有限公司 Radio frequency coaxial connector
US20130029522A1 (en) * 2011-04-05 2013-01-31 Belden Inc. Locking and sealing connector
CN203826668U (en) * 2014-04-24 2014-09-10 泰科电子(上海)有限公司 Connector, mating connector and connector combination
CN105870724A (en) * 2016-06-06 2016-08-17 南京全信传输科技股份有限公司 Quick-locking radio frequency coaxial connector
US20170044840A1 (en) * 2014-05-04 2017-02-16 Tolteq Group, LLC Mating connector for downhole tool

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102044817A (en) * 2009-10-13 2011-05-04 日本压着端子制造株式会社 Coaxial connector and coaxial connector with antenna
US20130029522A1 (en) * 2011-04-05 2013-01-31 Belden Inc. Locking and sealing connector
CN202695802U (en) * 2012-07-17 2013-01-23 四川华丰企业集团有限公司 Radio frequency coaxial connector
CN203826668U (en) * 2014-04-24 2014-09-10 泰科电子(上海)有限公司 Connector, mating connector and connector combination
US20170044840A1 (en) * 2014-05-04 2017-02-16 Tolteq Group, LLC Mating connector for downhole tool
CN105870724A (en) * 2016-06-06 2016-08-17 南京全信传输科技股份有限公司 Quick-locking radio frequency coaxial connector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116826467A (en) * 2023-08-31 2023-09-29 常州融和电子有限公司 Communication quick-plug radio frequency coaxial connector
CN116826467B (en) * 2023-08-31 2023-12-22 常州融和电子有限公司 Communication quick-plug radio frequency coaxial connector

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Application publication date: 20190702

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