WO2016033996A1 - 射频连接器锁紧机构及具有该锁紧机构的射频连接器 - Google Patents

射频连接器锁紧机构及具有该锁紧机构的射频连接器 Download PDF

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Publication number
WO2016033996A1
WO2016033996A1 PCT/CN2015/080041 CN2015080041W WO2016033996A1 WO 2016033996 A1 WO2016033996 A1 WO 2016033996A1 CN 2015080041 W CN2015080041 W CN 2015080041W WO 2016033996 A1 WO2016033996 A1 WO 2016033996A1
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WO
WIPO (PCT)
Prior art keywords
unlocking
male
radio frequency
locking mechanism
female
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PCT/CN2015/080041
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English (en)
French (fr)
Inventor
孔浩
方炜
吴东兴
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华为技术有限公司
上海雷迪埃电子有限公司
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Application filed by 华为技术有限公司, 上海雷迪埃电子有限公司 filed Critical 华为技术有限公司
Publication of WO2016033996A1 publication Critical patent/WO2016033996A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap

Definitions

  • the invention relates to a radio frequency connector locking mechanism and a radio frequency connector having the same.
  • an antenna feeder interface generally uses an N-type RF connector or a quick-lock connector.
  • the N-type RF connector needs to be docked first and then tightened by a wrench and waterproofed, which is very inconvenient to disassemble in a limited space; and the quick-lock type connector gradually replaces the N-type RF
  • the connector and the quick-lock type connector are mainly inserted and removed by the hook and the card slot, and are easily disassembled in a limited space, but are directly inserted and removed through the hook and the card slot, without the hook and the card slot.
  • the anti-off structure or the unlocked structure the number of direct insertion and removal of the force is too large or the external force touches the male end, and the hook and the card slot are loose or detached, thereby causing the connector to be unreliable, thereby affecting the connector male end and the female end. Plug stability of the end.
  • the object of the present invention is to provide a locking mechanism for a radio frequency connector, which realizes quick insertion and removal while ensuring reliability of locking of the radio frequency connector.
  • the invention also provides a radio frequency connector.
  • the invention provides a radio frequency connector locking mechanism for locking the male end and the female end of the connector, the male end comprises a male outer conductor, and the radio frequency connector locking mechanism comprises an unlocking member and a locking One end of the locking member is provided with at least one elastic arm in one axial direction, and the inner peripheral surface of the other end is provided with a guiding portion.
  • the guide portion is provided with at least one guiding groove in the axial direction, and the at least one elastic arm end is provided with an elastic barb, and an outer peripheral surface of the unlocking member is provided with an unlocking groove corresponding to the elastic barb.
  • the other end of the unlocking member is provided with a guiding arm corresponding to the guiding slot, the locking member is sleeved on the outer circumference of the unlocking member, and the guiding arm is inserted into the at least one guiding slot and along the The guiding slot is slid, the locking mechanism is mounted in the male end, the male end is inserted into the female end, the elastic barb is locked in the female end, and the unlocking member drives the The unlocking groove slides relative to the locking member, the elastic barb enters the unlocking groove and is pressed against the unlocking groove, and the at least one elastic arm is deformed toward the unlocking member, the elastic barb Detach from the female end.
  • the unlocking hook groove is provided with a slope facing the unlocking member, and the inclined surface abuts the at least one elastic barb.
  • the locking mechanism of the RF connector further includes a spring, the locking component further includes a limiting spacer, and the spring and the limiting spacer are received in the unlocking member and disposed coaxially with the unlocking member.
  • the limit spacer is located between the spring and the lock member.
  • the unlocking member and the locking member are both cylinders open at both ends
  • the elastic arm is formed by axial cutting of the locking member
  • the guiding arm is unlocked by the unlocking member
  • One end of the inverted groove is formed to extend
  • the outer peripheral surface of the end of the guiding arm is provided with a snap ring, and the snap ring limits the locking member to the unlocking member.
  • the invention also provides a radio frequency connector comprising a female end, a male end, and the above-mentioned radio frequency connector locking mechanism, the female end comprising a female outer conductor, the male end comprising a male outer conductor,
  • the female outer conductor includes a first inner cavity for receiving the male outer conductor, and the inner peripheral wall of the first inner cavity is recessed with a card slot that is engaged with the elastic barb.
  • the outer peripheral surface of the male outer conductor is convexly provided with a limiting platform and an abutting platform disposed adjacent to the limiting platform, and the limiting gasket is sleeved on the male outer conductor and is limited to the limit Between the table and the locking member, the spring is connected between the limiting gasket and the abutting table.
  • One end of the male outer conductor adjacent to the limiting platform is a docking section, and the butting section is axially spaced apart from each other, and the inner peripheral wall of the first inner cavity is adjacent to the card slot, and the docking table is disposed.
  • the mating segment of the male outer conductor abuts the mating land in the first inner cavity.
  • the male end further includes a screw sleeve, the inner circumferential surface of the screw sleeve is provided with a boss, and the male outer conductor with the locking mechanism is received in the screw sleeve, and the snap ring is sleeved
  • the outer peripheral surface of the end piece of the unlocking member The boss of the screw sleeve is clamped between the end of the locking member away from the elastic barb and the snap ring, and the screw sleeve can drive the unlocking member to slide relative to the locking member for unlocking.
  • the threaded sleeve further includes a plug-in port, and the inner peripheral surface of the plug-in port is provided with a plug-in limiting platform, and a first sealing ring is disposed adjacent to the plug-in limiting platform;
  • One end of the conductor having the card slot is a plug connector portion, and the end face of the plug connector portion has an abutting edge extending therein, the plug connector portion is inserted into the plug port, the mating edge and the plug limit station Resisting, the first sealing ring is sleeved on the circumferential surface of the butting edge.
  • the male end further includes a first welding body, and the outer surface of the first welding body is provided with a second sealing ring, and the first welding body is sleeved at one end of the male outer conductor away from the locking mechanism and fixed
  • the first welding body is slidably inserted into the nut sleeve, and the second sealing ring is sealed between the nut sleeve and the first welding body.
  • the male end further includes an axially expandable sealing sleeve, the sealing sleeve is disposed at a position where the first welding body and the screw sleeve are connected, and opposite ends are respectively associated with the first welding body and the The screw sleeve is sealed and fixed.
  • the female end further comprises a third sealing ring
  • the third sealing ring comprises a ring body with a circular cross section and a resisting edge extending on one side of the circular body, the third sealing ring is sleeved in the The outer edge of the connector portion is interposed between the nut sleeve and the plug connector portion, and an outer end surface of the insertion port of the screw sleeve abuts the abutting edge.
  • the end of the male outer conductor is close to the end of the limiting platform, the female outer conductor further includes a first inner cavity, and the card slot is disposed on the first inner cavity surface, the first A peripheral surface of the inner cavity is adjacent to the card slot, and a docking table is disposed, and the abutting section of the male outer conductor is in abutment with the docking table in the first inner cavity.
  • the female end further includes a second soldering body and an insulator interposed with the end of the second soldering body, the second soldering body and the insulator being received in the female outer conductor away from the plug connector .
  • the female end further comprises a fourth sealing ring sleeved between the insulator and the outer conductor of the female end.
  • the male end further includes a first inner conductor, the male outer conductor further comprising the second inner cavity for receiving the first inner conductor;
  • the female end comprises a second inner conductor, the first Two inner conductors are housed in The first inner cavity is coupled to the first inner conductor.
  • the locking member of the RF connector locking mechanism of the present invention is sleeved on the unlocking member, and the unlocking groove of the unlocking member is axially opposite to the elastic barb.
  • the unlocking member slides relative to the locking member, and the unlocking is performed.
  • the inverted groove is pressed against the elastic barb, and the elastic arm is elastically deformed, and the elastic barb can be detached from the female end, thereby avoiding the failure of the elastic barb by the pulling out of the external force, and ensuring the locking and locking mechanism. stability.
  • FIG. 1 is a schematic structural view of a locking member and an unlocking member of a radio frequency connector locking mechanism according to a preferred embodiment of the present invention.
  • Figure 2 is a cross-sectional view of the RF connector locking mechanism of the present invention shown in Figure 1.
  • Figure 3 is a cross-sectional view of the radio frequency connector of the present invention.
  • FIG. 4 is an exploded perspective view showing the structure of the male end of the RF connector shown in FIG.
  • Figure 5 is a half cross-sectional view of the male end of the RF connector shown in Figure 3 along the axis.
  • FIG. 6 is an exploded perspective view of the female end structure of the RF connector shown in FIG. 3.
  • FIG. 6 is an exploded perspective view of the female end structure of the RF connector shown in FIG. 3.
  • Figure 7 is a half cross-sectional view of the female end of the RF connector shown in Figure 6 along the axis.
  • a preferred embodiment of the present invention provides a radio frequency connector locking mechanism for locking the male end and the female end of the connector, the male end including a male outer conductor 10.
  • the RF connector locking mechanism includes an unlocking member 30 and a locking member 40.
  • the locking member 40 is provided with at least one elastic arm 42 in one axial direction, and a guiding portion on the inner circumferential surface of the other end, and at least one axial direction of the guiding portion is provided.
  • the guiding groove 44 is provided with elastic barbs 421 at the ends of the at least one elastic arm 42.
  • An outer peripheral surface of the unlocking member 30 is provided with an unlocking groove 32 with respect to the elastic barb 421, and the other end of the unlocking member 30 is provided with a guiding arm 34 with respect to the guiding groove 41.
  • the locking member 40 is sleeved on the outer periphery of the unlocking member 30, the guiding arm 34 is inserted into the guiding slot 44 and slidable, the locking mechanism is mounted in the male end, the male end and the male end The female end is inserted into the female end, the unlocking member drives the unlocking groove to slide relative to the locking member, and the elastic barb 421 enters the unlocking groove
  • the inner recess 32 is unlocked by the at least one resilient arm 42 in the direction of the unlocking member 30, and the elastic barb 421 is disengaged from the female end.
  • the unlocking member 30 and the locking member 40 are both cylinders open at both ends
  • the unlocking member 30 includes a cylindrical body 31, and the unlocking groove 32 surrounds an outer peripheral surface of the body.
  • the direction of the notch of the unlocking groove 32 is set to be parallel to the axis of the body 30.
  • the guide arms 34 are four, and are formed by extending an end surface of the main body 31 away from the end of the unlocking slot 32.
  • the four guiding arms 34 are spaced apart and the inner annular surface diameter is smaller than the main body 31.
  • the outer ends of the four guiding arms 34 are provided with a card slot 341, and the four card slots 341 enclose an annular groove.
  • the outer peripheral surface of the end of the guiding arm 34 is provided with a snap ring 35, and the snap ring 35 limits the locking member 40 to the unlocking member 30.
  • the elastic arms 42 are plural and spaced apart.
  • the elastic arm 42 is formed by cutting along the circumferential wall of the locking member 40 in the axial direction.
  • the guiding portion 44 of the guiding portion is four, and is formed by four ribs 43 protruding from the inner circumferential surface of one end of the locking member 40, and the rib 43 is inside the locking member 40.
  • the circumferential surface forms an abutment table 431.
  • the plurality of elastic arms 42 When the locking member 40 is sleeved on the unlocking member 30, the plurality of elastic arms 42 have a gap with the outer peripheral surface of the unlocking member 30 to provide a space for the elastic arm 42 to deform;
  • the diameter of the annular inner ring surrounded by the rib 43 is smaller than the diameter of the annular shape surrounded by the plurality of elastic arms 42, and the annular inner ring diameter dimension surrounded by the four ribs 43 and the four guiding arms 34
  • the annular inner annular surface has the same diameter dimension so that the unlocking member 30 and the locking member 40 are co-located on the male end.
  • the locking member 40 of the RF connector locking mechanism of the present invention is sleeved on the unlocking member 30.
  • the unlocking groove 32 of the unlocking member 30 is axially opposite to the elastic barb 421, and the unlocking member 30 is relatively locked when unlocked.
  • the elastic sliding bar 421 is pressed against the elastic barb 421, and the elastic arm bar 42 is elastically deformed, and the elastic barb 421 can be detached from the female end to prevent the elastic barb 421 from being pulled out by an external force.
  • the effectiveness of the lock ensures the stability of the locking mechanism.
  • the unlocking hook groove 32 is provided with a sloped surface 321 facing the unlocking member 30 , and the inclined surface 321 abuts against the inclined surface of the at least one elastic barb 421 .
  • the locking member 40 is sleeved on the main body 31 of the unlocking member 30.
  • the guiding arm 34 is inserted into the guiding groove 44 of the locking member 30, and the elastic arm 42 is located in the main body.
  • the elastic barbs 421 extend into the unlocking groove 32 in the axial direction, and the inclined surface 321 abuts against the inclined surface of the elastic barb 421, and the unlocking member 30 is opposite to the locking When the member 40 slides, the inclined surface 321 will press the elastic barb 421 to facilitate the unlocking of the locking member 40 and the female end.
  • the RF connector locking mechanism further includes a spring 20, the locking member 40 further includes a limiting spacer 45, and the spring 20 and the limiting spacer 45 are received in the unlocking member 30 and The unlocking member 30 is coaxially disposed, and a limiting spacer 45 is located between the spring 20 and the locking member 40.
  • the limiting spacer 45 is a ring gasket, and one side thereof is connected to the spring 20, and the other side is abutted against the abutting base 431 of the locking member 40.
  • the spring 45 abuts the locking member 40 through the limiting spacer 45.
  • the elastic force of the spring 45 is the clamping force of the elastic barb 421 and the female end, which increases the stability of the locking mechanism.
  • the present invention further provides a radio frequency connector comprising the radio frequency connector locking mechanism described in the above embodiment, the female end 200 comprising a female outer conductor 210,
  • the male end 100 includes a male outer conductor 10
  • the female outer conductor 210 includes a first inner cavity 211 for receiving the male outer conductor 10.
  • the inner circumferential surface of the first inner cavity 211 is concavely disposed.
  • the card slot 220 that the elastic barb 421 holds is described.
  • the female outer conductor 210 is inserted into the screw sleeve of the male end 100 to abut the male outer conductor 10 , and the locking mechanism locks the male end 100 and the female end 200 .
  • the outer peripheral surface of the male outer conductor 10 is convexly provided with a limiting platform 12 and an abutting table 131 (shown in FIG. 1 ) disposed adjacent to the limiting platform, and the limiting spacer 45 is sleeved on the The male outer conductor 10 is confined between the limiting table 12 and the locking member 40, and the spring 20 is connected between the limiting spacer 45 and the abutting table 131.
  • one end of the male outer conductor 10 adjacent to the limiting base 12 is a docking section 13, and the docking section 13 is axially spaced apart from a slot (not shown), and the inner wall of the first inner cavity 211
  • An abutting surface 212 is disposed adjacent to the card slot 220, and the butting portion 13 of the male outer conductor 10 is in abutment with the docking surface 212 in the first inner cavity 211.
  • the male outer conductor 10 is a stepped hollow cylinder,
  • the diameter of the butt section 13 is larger than the diameter of the other part of the male outer conductor 10.
  • the butt section 13 is axially formed with a plurality of spaced apart grooves, so that the butted section 13 has an expanding expansion force.
  • the card slot 220 is disposed on the circumferential surface of the first inner cavity 211, and the abutting section 13 of the male outer conductor 10 abuts against the docking surface 212 in the first inner cavity 211, the docking section
  • the expansion force of 13 causes the docking section 13 to be in close contact with the first cavity 211.
  • a first limiting platform 214 is further disposed between the card slot 220 and the docking table 212.
  • the limiting spacer 45 is located between the limiting table 12 and the rib 43 .
  • the abutting table 131 is higher than the height of the limiting table 12 , and one end of the spring 20 abuts against the abutting On the stage 131, the other end is abutted against the limiting spacer 45 and is in a pre-compressed state.
  • the abutting table 131 abuts the limiting spacer 45 to prevent the locking member 40 from sliding to slide the elastic barb 421 into the unlocking barb 32.
  • the male outer conductor 10 stops sliding due to the blocking of the abutting table 131, preventing the female outer conductor 210 from being in contact with the male outer conductor 10, thereby preventing accidental actuation of the male outer conductor 10 and causing the male end 100 to The unlocking of the female end 200 ensures the stability of the locking.
  • the male end 100 further includes a first inner conductor 80, the male outer conductor 10 further including the second inner cavity 14 accommodating the first inner conductor 80; the female end 200 includes The second inner conductor 240 is received in the first inner cavity 211 and electrically connected to the first inner conductor 80.
  • the male end 100 further includes a threaded sleeve 50.
  • the inner peripheral surface of the screw sleeve 50 is provided with a boss 52.
  • the locking member 40 is received in the threaded sleeve 50.
  • the boss 52 of the screw sleeve 50 is clamped to the locking member 40 to be elastically inverted.
  • the threaded sleeve 50 can drive the unlocking member 30 to slide relative to the locking member 40 for unlocking.
  • the nut 50 is pulled away from the female end 200, and the boss 52 pushes the snap ring 35 to drive the unlocking member 30 to slide along the male outer conductor 10, and the unlocking barb 32 slides toward the
  • the elastic barbs 421 are pressed against the elastic barbs 421 away from the card slot 220 to unlock, and the male end 100 can be pulled out.
  • the screw sleeve 50 further includes a plug port 53.
  • the inner peripheral surface of the plug port 53 is provided with a second limiting platform 534, and the first sealing ring is adjacent to the second limiting platform 531.
  • one end of the female outer conductor 210 having a card slot is a plug connector portion 215, and an end face 216 extends from an end surface of the plug connector portion 215, and the plug connector portion 215 is inserted into the plug port 53
  • the unlocking member 30 is provided with an end portion of the unlocking groove 32 and the first limiting platform 214.
  • the butting edge 216 is abutted against the second limiting platform 534.
  • the first sealing ring 56 sets on the circumference of the butt edge 216.
  • the nut 50 is a cylinder, and includes an inner cavity 51.
  • the unlocking member 30 and the locking member 40 of the locking mechanism are received in the inner cavity 51, and the snap ring 35 is stuck.
  • the nut sleeve 50 and the locking member 40 are limited to the unlocking member 30, and the screw sleeve 50 can drive the unlocking member 30 to slide.
  • a circumferential groove 511 is defined in the insertion port 53 of the nut 50, and the first sealing ring 56 is received in the circumferential groove 511.
  • the unlocking groove 32 and the elastic barbs 421 and the abutting section 13 of the male outer conductor 10 are located in the plug port 53.
  • the second limiting station 534 prevents the female end 200 from being inserted too hard and damages the male end 100; the first sealing ring 56 achieves sealing of the male end 100 and the female end 200.
  • the male end 100 further includes a first soldering body 60.
  • the outer peripheral surface of the first soldering body 60 is provided with a second sealing ring 62, and the first soldering body 60 is sleeved in the
  • the male outer conductor 40 is fixed away from one end of the locking mechanism, the first welding body 60 is slidably inserted into the nut 50, and the second sealing ring 60 is sealed to the nut 50 and the first welding body 60. between.
  • the first welding body 60 is a hollow cylinder, and the outer circumferential surface thereof is provided with a circumferential groove 61, and an insulator 65 is further disposed inside.
  • the insulator 65 has a through hole coaxial with the first solder body 60 for passing through the first inner conductor 80.
  • the male end 100 further includes an axially expandable sealing sleeve 70.
  • the sealing sleeve 70 is sleeved at the joint of the first welding body 60 and the screw sleeve 50, and is opposite. The two ends are sealed and fixed to the first welding body 60 and the screw sleeve 50 respectively.
  • the sealing sleeve 70 is a threaded sleeve, and opposite ends thereof are fixed to the first welding body 60 and the screw sleeve 50 by clamping or hot melting, in the first welding body.
  • the sealing sleeve 70 can be telescopically provided to provide a sliding displacement.
  • the female end 200 further includes a third sealing ring 250
  • the third sealing ring 250 includes a ring body 251 having a circular cross section and extending on a side of the circular body 251 . Abutting edge 252, the third sealing ring 250 is sleeved on the outer edge of the plug connector portion 215, and the ring body 251 is clamped between the nut sleeve 50 and the plug connector portion 215, the screw
  • the outer end surface of the sleeve 50 insertion port 53 abuts the abutting edge 252.
  • the third sealing ring realizes the sealing of the male end 100 and the female end 200 in the plugged position, and better ensures the connector tightness after the plugging.
  • the female end 200 further includes a second soldering body 260 and an insulator 270 interposed with the end of the second soldering body 260.
  • the second soldering body 260 and the insulator 270 are received in the The female outer conductor 210 is located away from the plug connector portion 215.
  • the second soldering body 260 and the insulator 270 are received in the first inner cavity 211, and both are coaxial with the first inner cavity 211 for passing through the second inner conductor 240 (not shown) ).
  • the female end 200 further includes a fourth sealing ring 280 sleeved between the insulator 270 and the female outer conductor 210.
  • the fourth seal ring 280 ensures the sealing of the outer portion of the female end 200.

Abstract

一种射频连接器锁紧机构，其包括解锁件（30）及锁持件（40），锁持件（40）一端沿轴向设有至少一个弹性臂(42)，另一端内周面设有导向部，导向部沿轴向设有至少一个导向槽（44），至少一个弹性臂（42）端部设有弹性倒钩（421），解锁件（30）的一端外周面与弹性倒钩（421）对应设有解锁倒槽（32），解锁件（30）的另一端与导向槽（44）对应设有导向臂（34），锁持件（40）套于解锁件（30）的外周，锁紧机构装于公端内，公端与母端插接，弹性倒钩（421）卡持于母端内，解锁件（30）带动解锁倒槽（32）相对锁持件（40）滑动，弹性倒钩（421）进入解锁倒槽（32）内并被解锁倒槽（32）抵压，至少一个弹性臂（42）向解锁件（30）方向变形，弹性倒钩（421）与母端脱离。该射频连接器锁紧机构，可以实现快速插拔的同时保证射频连接器锁持的可靠性。

Description

射频连接器锁紧机构及具有该锁紧机构的射频连接器
本申请要求于2014年09月03日提交中国专利局、申请号为201410447222.8，发明名称为“射频连接器锁紧机构及具有该锁紧机构的射频连接器”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本发明涉及一种射频连接器锁紧机构及具有该锁紧机构的射频连接器。
背景技术
在电子通讯领域，例如语音传输，数据传输，图像传输等场合，所要求的信号传播速度越来越快，频率越来越高，同时，系统化和集成化程度越来越高，与此相对应的，射频连接器的应用也越来越广泛，小型化及高频化的应用逐渐成为一种主流。比如天线馈线接口目前普遍采用N型射频连接器或者快锁型连接器。其中，N型射频连接器安装时需要要先对接然后通过扳手紧固连接器螺套以及进行防水处理，在有限空间内拆卸工作非常不方便；而快锁型连接器逐渐代替所述N型射频连接器，快锁型连接器的插接方式主要是通过卡钩与卡槽直接插拔，在有限空间内方便拆卸，但是直接通过卡钩与卡槽的进行插拔，没有卡勾与卡槽防脱结构或解锁的结构，直接用力的插拔次数过多或者外力对公端的触碰，卡勾与卡槽松动或者脱离而导致连接器的锁持不可靠，进而影响连接器公端与母端的插接稳定性。
发明内容
本发明的目的在于提供一种射频连接器锁紧机构，实现快速插拔同时保证射频连接器锁持的可靠性。
本发明还提供一种射频连接器。
本发明提供一种射频连接器锁紧机构，用于实现连接器的公端与母端的锁紧，所述公端包括公端外导体，所述射频连接器锁紧机构包括解锁件及锁持件，所述锁持件一端沿轴向设有至少一个弹性臂，另一端内周面设有导向部,所述 导向部的沿轴向设有至少一个导向槽,所述至少一个弹性臂端部设有弹性倒钩，所述解锁件的一端外周面与所述所述弹性倒钩对应设有解锁倒槽，所述解锁件的另一端与所述导向槽对应设有导向臂，所述锁持件套于所述解锁件的外周，所述导向臂插于所述至少一个导向槽内并可沿所述导向槽滑动，所述锁紧机构装于所述公端内，所述公端与所述母端插接，所述弹性倒钩卡持于所述母端内，所述解锁件带动所述解锁倒槽相对所述锁持件滑动，所述弹性倒钩进入所述解锁倒槽内并被解锁倒槽抵压，所述至少一个弹性臂向所述解锁件方向变形，所述弹性倒钩与所述母端脱离。
其中，所述解锁钩槽朝向所述解锁件方向设有斜面，所述斜面与所述至少一个弹性倒钩相抵接。
其中，所述射频连接器锁紧机构还包括弹簧，所述锁紧件还包括限位垫片，所述弹簧及限位垫片收容于解锁件内并与所述解锁件同轴设置，所述限位垫片位于所述弹簧与所述锁持件之间。
其中，所述解锁件与所述锁持件均为两端开口的圆筒，所述弹性臂由所述锁持件上轴向切割形成，所述导向臂由所述解锁件远离所述解锁倒槽的一端延伸形成，并且所述导向臂端部外周面装设有卡环，所述卡环将所述锁持件限位于所述解锁件上。
本发明还提供一种射频连接器，其包括母端，公端，以及以上所述的射频连接器锁紧机构，所述母端包括母端外导体，所述公端包括公端外导体，所述母端外导体包括收容公端外导体的第一内腔，所述第一内腔的内周壁上凹设有与所述弹性倒钩卡持的卡槽。
其中，所述公端外导体外周面凸设有限位台及与限位台相邻设置的抵持台，所述限位垫片套于所述公端外导体上并限位于所述限位台与所述锁紧件之间，所述弹簧连接所述限位垫片与所述抵持台之间。
其中，所述公端外导体临近限位台的一端为对接段，所述对接段轴向间隔设有劈槽，所述第一内腔内周壁与卡槽相邻设有对接台面，所述公端外导体的对接段于所述第一内腔内与所述对接台面抵持。
其中，所述公端还包括螺套，所述螺套内周面设有凸台，装有所述锁紧机构的公端外导体收容于所述螺套内，所述卡环套于所述解锁件端部外周面，所 述螺套的凸台夹持于所述锁持件远离弹性倒钩的端部与所述卡环之间，所述螺套可带动所述解锁件相对所述锁持件滑动实现解锁。
其中，所述螺套还包括插接端口，所述插接端口内周面设有插接限位台，与所述插接限位台相邻设有第一密封圈；所述母端外导体设有卡槽的一端为插接头部，所述插接头部的端面上延伸有对接边，所述插接头部插入所述插接端口内，所述对接边与所述插接限位台抵持，所述第一密封圈套于所述对接边周面。
其中，所述公端还包括第一焊接主体，所述第一焊接主体外周面设有第二密封圈，所述第一焊接主体套于所述公端外导体远离锁紧机构的一端并固定，所述第一焊接主体滑动插入螺套内，所述第二密封圈密封于所述螺套与所述第一焊接主体之间。
其中，所述公端还包括可轴向伸缩的密封套，所述密封套套于所述第一焊接主体与所述螺套连接位置，且相对两端分别与所述第一焊接主体与所述螺套密封固定。
其中，所述母端还包括第三密封圈，所述第三密封圈包括横截面为圆形的圈体及位于所述圆体一侧延伸的抵持边，所述第三密封圈套于所述插接头部外缘，所述圈体夹持于所述螺套与所述插接头部之间，所述螺套的插入端口的外端面抵持所述抵持边。
其中，所述公端外导体靠近限位台的端部为对接段，所述母端外导体还包括第一内腔，所述卡槽设于所述第一内腔周面，所述第一内腔周面与卡槽相邻设有对接台面，所述公端外导体的对接段于所述第一内腔内与所述对接台面抵持。
其中，所述母端还包括第二焊接主体及与第二焊接主体端部插接的绝缘体，所述第二焊接主体与所述绝缘体收容于所述母端外导体内远离所述插接头部。
其中，所述母端还包括套于所述绝缘体与所述母端外导体之间的第四密封圈。
其中，所述公端还包括第一内导体，所述公端外导体还包括收容所述第一内导体的所述第二内腔内；所述母端包括第二内导体，所述第二内导体收容于 所述第一内腔并与所述第一内导体插接。
本发明的射频连接器锁紧机构的锁持件套于解锁件上，解锁件的解锁倒槽轴向与所述弹性倒钩相对，解锁时所述解锁件相对锁持件滑动，所述解锁倒槽抵压所述弹性倒钩，弹性臂产生弹性形变，所述弹性倒钩才可与母端脱离，避免弹性倒钩通过外力拔出造成的锁持的失效，保证锁持锁紧机构的稳定性。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本发明较佳实施例的射频连接器锁紧机构的锁紧件及解锁件结构示意图。
图2是图1所示的本发明的射频连接器锁紧机构的剖视图。
图3是本发明射频连接器的剖视图。
图4是图3所示射频连接器的公端结构分解示意图。
图5是图3所示的射频连接器的公端沿轴线半剖示意图。
图6是图3所示的射频连接器的母端结构分解示意图。
图7是图6所示的射频连接器的母端沿轴线半剖示意图。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
请参阅图1与图2，本发明佳实施方式提供一种射频连接器锁紧机构，用于连接器的公端与母端的锁紧，所述公端包括公端外导体10。所述射频连接器锁紧机构包括解锁件30及锁持件40。所述锁持件40一端沿轴向设有至少一个弹性臂42，另一端内周面设有导向部,所述导向部的沿轴向设有至少一个 导向槽44,所述至少一个弹性臂42端部设有弹性倒钩421。所述解锁件30的一端外周面相对所述弹性倒钩421设有解锁倒槽32，所述解锁件30的另一端相对所述导向槽41设有导向臂34。所述锁持件40套于所述解锁件30外周，所述导向臂34插于导向槽44内并可滑动，所述锁紧机构装于所述公端内，所述公端与所述母端插接，所述弹性倒钩421卡持于所述母端内，所述解锁件带动所述解锁倒槽相对所述锁持件滑动，所述弹性倒钩421进入所述解锁倒槽32内并被解锁倒槽32，所述至少一个弹性臂42向所述解锁件30方向变形所述弹性倒钩421与所述母端脱离。
具体的，所述解锁件30与所述锁持件40均为两端开口的圆筒，所述解锁件30包括圆筒状的主体31，所述解锁倒槽32围绕所述主体一端外周面设置，且解锁倒槽32的槽口方向平行于所述主体30轴线。所述导向臂34为四个，由所述主体31远离所述解锁倒槽32的一端的端面延伸形成，所述四个导向臂34间隔设置且围成的内环面直径小于所述主体31的内圆直径。所述四个导向臂34端部外侧设有卡槽341，所述四个卡槽341围成环状的槽。所述导向臂34端部外周面装设有卡环35，所述卡环35将所述锁持件40限位于所述解锁件30上。
本实施例中，所述弹性臂42为多个且间隔设置。所述弹性臂42由所述锁持件40周壁沿轴向切割形成。所述导向部的导向槽44为四个，其由四个凸设于所述锁持件40一端内周面的凸棱43间隔形成，并且所述凸棱43于所述锁持件40内周面形成抵持台431。所述锁紧件40套于所述解锁件30上时，所述多个弹性臂42与所述解锁件30的外周面具有间隙，以便提供所述弹性臂42变形的空间；所述四个凸棱43围成的环形内环直径小于所述多个弹性臂42围成的环形的直径，并且所述四个凸棱43围成的环形的内环直径尺寸与所述四个导向臂34围成的环形的内环面的直径尺寸相同，以便所述解锁件30与锁持件40共同套于所述公端上。
本发明的射频连接器锁紧机构的锁持件40套于解锁件30上，解锁件30的解锁倒槽32轴向与所述弹性倒钩421相对，解锁时所述解锁件30相对锁持件40滑动，所述解锁倒槽32抵压所述弹性倒钩421，弹性臂产42生弹性形变，所述弹性倒钩421才可与母端脱离，避免弹性倒钩421通过外力拔出造成 的锁持的实效，保证锁持锁紧机构的稳定性。
复参图2，进一步的，所述解锁钩槽32朝向所述解锁件30方向设有斜面321，所述斜面321与所述至少一个弹性倒钩421的斜面相抵接。本实施例中，所述锁持件40套于所述解锁件30的主体31上，所述导向臂34插入所述锁紧件30的导向槽44内，所述弹性臂42位于所述主体31外周面，所述弹性倒钩421于轴向方向伸入所述解锁倒槽32内，所述斜面321与所述弹性倒钩421的斜面相抵接，所述解锁件30相对所述锁持件40滑动时，所述斜面321会抵压所述弹性倒钩421，更方便所述锁持件40与所述母端解锁。
进一步的，所述射频连接器锁紧机构还包括弹簧20，所述锁紧件40还包括限位垫片45，所述弹簧20及限位垫片45收容于解锁件30内并与所述解锁件30同轴设置，限位垫片45位于所述弹簧20与所述锁持件40之间。本实施例中，所述限位垫片45为圆环垫片，其一侧与弹簧20连接，另一侧与所述锁持件40的所述抵持台431抵持。所述弹簧45通过限位垫片45抵持所述锁紧件40，弹簧45的弹力为弹性倒钩421与母端的卡持力，增加了锁紧机构的稳定性。
请一并参阅图3、图4及图6，本发明还提供一种射频连接器，其包括以上实施例所述的射频连接器锁紧机构，所述母端200包括母端外导体210，所述公端100包括公端外导体10，所述母端外导体210包括收容公端外导体10的第一内腔211，所述第一内腔211的内周面上凹设有与所述弹性倒钩421卡持的卡槽220。所述母端外导体210插接于所述公端100的螺套内与所述公端外导体10对接，所述锁紧机构将所述公端100与所述母端200锁紧。
进一步的，所述公端外导体10外周面凸设有限位台12及与限位台相邻设置的抵持台131(如图1所示)，所述限位垫片45套于所述公端外导体10上并限位于所述限位台12与所述锁紧件40之间，所述弹簧20连接所述限位垫片45与所述抵持台131之间。更进一步的，所述公端外导体10靠近限位台12的一端为对接段13，所述对接段13轴向间隔设有劈槽(图未标)，所述第一内腔211内周壁与卡槽220相邻设有对接台面212，所述公端外导体10的对接段13于所述第一内腔211内与所述对接台面212抵持。
请参阅图4，具体的，所述公端外导体10为阶梯型的中空圆柱体，所述 对接段13的直径大于公端外导体10的其他部分直径所述对接段13轴向形成有数个间隔设置的劈槽，进而使所述对接段13具有外扩的扩张力。所述卡槽220设于所述第一内腔211周面，所述公端外导体10的对接段13于所述第一内腔211内与所述对接台面212抵持，所述对接段13的扩张力使所述对接段13与所述第一腔体211紧密接触。所述卡槽220与对接台面212之间还设有第一限位台214。
所述限位垫片45位于所述限位台12与凸棱43之间，所述抵持台131高于所述限位台12的高度，所述弹簧20一端抵持于所述抵持台131上，另一端与限位垫片45抵持并处于预压缩状态。所述公端外导体10被拉动时，抵持台131抵持所述限位垫片45，防止锁紧件40滑动而使所述弹性倒钩421滑入所述解锁倒钩32，同时所述公端外导体10因抵持台131被阻挡而停止滑动，防止母端外导体210与所述公端外导体10对接触分离，进而防止意外触动公端外导体10而造成公端100与母端200的解锁，保证了锁紧的稳定性。更进一步的，所述公端100还包括第一内导体80，所述公端外导体10还包括收容所述第一内导体80的所述第二内腔内14；所述母端200包括第二内导体240，第二内导体240收容于第一内腔211并与所述第一内导体80电性连接。
请一并参阅图5，进一步的，所述公端100还包括螺套50。所述螺套50内周面设有凸台52，所述锁持件40收容于所述螺套50内，所述螺套50的凸台52夹持于所述锁持件40远离弹性倒钩421的端部与所述卡环35之间，所述螺套50可带动所述解锁件30相对所述锁持件40滑动实现解锁。具体的，远离所述母端200拉动所述螺套50，所述凸台52推使卡环35带动所述解锁件30沿公端外导体10滑动，所述解锁倒钩32滑向所述弹性倒钩421并抵压所述弹性倒钩421远离所述卡槽220，实现解锁，即可拔出所述公端100。
进一步的，所述螺套50还包括插接端口53，所述插接端口53内周面设有第二限位台534，与所述第二限位台531相邻设有第一密封圈56；所述母端外导体210设有卡槽的一端为插接头部215，所述插接头部215的端面上延伸有对接边216，所述插接头部215插入所述插接端口53内，所述解锁件30设有解锁倒槽32的端部与所述第一限位台214抵持，所述对接边216与所述第二限位台534抵持，所述第一密封圈56套于所述对接边216周面。
本实施例中，所述螺套50为一圆筒，其包括内腔51，所述锁持机构的解锁件30及锁持件40收容于所述内腔51内，所述卡环35卡持固定于所述解锁件30的卡槽341内，所述螺套50、所述锁持件40限位于解锁件30上，所述螺套50可带动解锁件30滑动。所述螺套50的插接端口53内设有周槽511，所述第一密封圈56收容于所述周槽511内。所述解锁倒槽32及弹性倒钩421、以及所述公端外导体10的对接段13位于所述插接端口53内。所述第二限位台534防止所述母端200插接力度过大而损坏公端100；所述第一密封圈56实现所述公端100与母端200插接位置的密封。
请复参阅图4，进一步的，所述公端100还包括第一焊接主体60，所述第一焊接主体60外周面设有第二密封圈62，所述第一焊接主体60套于所述公端外导体40远离锁紧机构的一端并固定，所述第一焊接主体60滑动插入螺套50内，所述第二密封圈60密封于所述螺套50与所述第一焊接主体60之间。具体的，所述第一焊接主体60为中空柱体，其外周面设有周槽61，内部还装设有绝缘体65。所述绝缘体65具有与第一焊接主体60同轴的通孔，用以通过所述第一内导体80。
请复参阅图5，进一步的，所述公端100还包括可轴向伸缩的密封套70，所述密封套70套于所述第一焊接主体60与所述螺套50连接处，且相对两端分别与所述第一焊接主体60与所述螺套50密封固定。具体的，所述密封套70为螺纹状套筒，其相对两端通过卡持或者热熔等方式固定于所述第一焊接主体60与所述螺套50上，在所述第一焊接主体60与所述螺套50相对滑动时，所述密封套70可伸缩提供滑动位移。
请复参阅图6与图7，进一步的，所述母端200还包括第三密封圈250，所述第三密封圈250包括横截面为圆形的圈体251及位于圆体251一侧延伸的抵持边252，所述第三密封圈250套于所述插接头部215外缘，所述圈体251夹持于所述螺套50与所述插接头部215之间，所述螺套50插入端口53的外端面抵持所述抵持边252。所述第三密封圈实现所述公端100与母端200插接位置的密封，更好的保证插接后的连接器密封性。
进一步的，所述母端200还包括第二焊接主体260及与第二焊接主体260端部插接的绝缘体270，所述第二焊接主体260与所述绝缘体270收容于所述 母端外导体210内远离所述插接头部215。具体的，所述第二焊接主体260与绝缘体270收容于所述第一内腔211内，且均与有第一内腔211同轴的供第二内导体240通过的通孔(图未标)。
进一步的，所述母端200还包括套于绝缘体270与母端外导体210之间的第四密封圈280。所述第四密封圈280保证母端200外部的密封性。
以上所揭露的仅为本发明较佳实施例而已，当然不能以此来限定本发明之权利范围，本领域普通技术人员可以理解实现上述实施例的全部或部分流程，并依本发明权利要求所作的等同变化，仍属于发明所涵盖的范围。

Claims (15)

  1. 一种射频连接器锁紧机构，用于实现连接器的公端与母端的锁紧，所述公端包括公端外导体，其特征在于，所述射频连接器锁紧机构包括解锁件及锁持件，所述锁持件一端沿轴向设有至少一个弹性臂，另一端内周面设有导向部，所述导向部的沿轴向设有至少一个导向槽,所述至少一个弹性臂端部设有弹性倒钩，所述解锁件的一端外周面与所述所述弹性倒钩对应设有解锁倒槽，所述解锁件的另一端与所述导向槽对应设有导向臂，所述锁持件套于所述解锁件的外周，所述导向臂插于所述至少一个导向槽内并可沿所述导向槽滑动，所述锁紧机构装于所述公端内，所述公端与所述母端插接，所述弹性倒钩卡持于所述母端内，所述解锁件带动所述解锁倒槽相对所述锁持件滑动，所述弹性倒钩进入所述解锁倒槽内并被解锁倒槽抵压，所述至少一个弹性臂向所述解锁件方向变形，所述弹性倒钩与所述母端脱离。
  2. 如权利要求1所述的射频连接器锁紧机构，其特征在于，所述解锁钩槽朝向所述解锁件方向设有斜面，所述斜面与所述至少一个弹性倒钩相抵接。
  3. 如权利要求2所述的射频连接器锁紧机构，其特征在于，所述射频连接器锁紧机构还包括弹簧，所述锁紧件还包括限位垫片，所述弹簧及限位垫片收容于解锁件内并与所述解锁件同轴设置，所述限位垫片位于所述弹簧与所述锁持件之间。
  4. 如权利要求2所述的射频连接器锁紧机构，其特征在于，所述解锁件与所述锁持件均为两端开口的圆筒，所述弹性臂由所述锁持件上轴向切割形成，所述导向臂由所述解锁件远离所述解锁倒槽的一端延伸形成，并且所述导向臂端部外周面装设有卡环，所述卡环将所述锁持件限位于所述解锁件上。
  5. 一种射频连接器，包括：母端，公端，以及如权利要求1-4任一项所述的射频连接器锁紧机构，所述母端包括母端外导体，所述公端包括公端外导体，所述母端外导体包括收容公端外导体的第一内腔，所述第一内腔的内周壁上凹设有与所述弹性倒钩卡持的卡槽。
  6. 如权利要求5所述的射频连接器，其特征在于，所述公端外导体外周面凸设有限位台及与限位台相邻设置的抵持台，所述限位垫片套于所述公端外 导体上并限位于所述限位台与所述锁紧件之间，所述弹簧连接所述限位垫片与所述抵持台之间。
  7. 如权利要求6所述的射频连接器，其特征在于，所述公端外导体临近限位台的一端为对接段，所述对接段轴向间隔设有劈槽，所述第一内腔内周壁与卡槽相邻设有对接台面，所述公端外导体的对接段于所述第一内腔内与所述对接台面抵持。
  8. 如权利要求6所述的射频连接器，其特征在于，所述公端还包括螺套，所述螺套内周面设有凸台，装有所述锁紧机构的公端外导体收容于所述螺套内，所述卡环套于所述解锁件端部外周面，所述螺套的凸台夹持于所述锁持件远离弹性倒钩的端部与所述卡环之间，所述螺套可带动所述解锁件相对所述锁持件滑动实现解锁。
  9. 如权利要求8所述的射频连接器，其特征在于，所述螺套还包括插接端口，所述插接端口内周面设有插接限位台，与所述插接限位台相邻设有第一密封圈；所述母端外导体设有卡槽的一端为插接头部，所述插接头部的端面上延伸有对接边，所述插接头部插入所述插接端口内，所述对接边与所述插接限位台抵持，所述第一密封圈套于所述对接边周面。
  10. 如权利要求9所述的射频连接器，其特征在于，所述公端还包括第一焊接主体，所述第一焊接主体外周面设有第二密封圈，所述第一焊接主体套于所述公端外导体远离锁紧机构的一端并固定，所述第一焊接主体滑动插入螺套内，所述第二密封圈密封于所述螺套与所述第一焊接主体之间。
  11. 如权利要求10所述的射频连接器，其特征在于，所述公端还包括可轴向伸缩的密封套，所述密封套套于所述第一焊接主体与所述螺套连接位置，且相对两端分别与所述第一焊接主体与所述螺套密封固定。
  12. 如权利要求11所述的射频连接器，其特征在于，所述母端还包括第三密封圈，所述第三密封圈包括横截面为圆形的圈体及位于所述圆体一侧延伸的抵持边，所述第三密封圈套于所述插接头部外缘，所述圈体夹持于所述螺套与所述插接头部之间，所述螺套的插入端口的外端面抵持所述抵持边。
  13. 如权利要求12所述的射频连接器，其特征在于，所述母端还包括第二焊接主体及与第二焊接主体端部插接的绝缘体，所述第二焊接主体与所述绝 缘体收容于所述母端外导体内远离所述插接头部。
  14. 如权利要求13所述的射频连接器，其特征在于，所述母端还包括套于所述绝缘体与所述母端外导体之间的第四密封圈。
  15. 如权利要求5-14任一项所述的射频连接器，其特征在于，所述公端还包括第一内导体，所述公端外导体还包括收容所述第一内导体的所述第二内腔内；所述母端包括第二内导体，所述第二内导体收容于所述第一内腔并与所述第一内导体插接。
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