CN112421311B - Radio frequency connector based on shielding assembly - Google Patents

Radio frequency connector based on shielding assembly Download PDF

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Publication number
CN112421311B
CN112421311B CN202110084682.9A CN202110084682A CN112421311B CN 112421311 B CN112421311 B CN 112421311B CN 202110084682 A CN202110084682 A CN 202110084682A CN 112421311 B CN112421311 B CN 112421311B
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China
Prior art keywords
fixedly connected
wall
annular
socket
plug
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CN202110084682.9A
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Chinese (zh)
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CN112421311A (en
Inventor
孙瑞
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ZHANYANG ELECTRONICS SHENZHEN Co.,Ltd.
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Zhanyang Electronics Shenzhen Co ltd
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Priority to CN202110084682.9A priority Critical patent/CN112421311B/en
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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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • 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
    • H01R13/02—Contact members
    • H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • 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
    • H01R13/627—Snap or like fastening
    • 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

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

The invention discloses a radio frequency connector based on a shielding assembly, and relates to the technical field of radio frequency connectors. The invention comprises a plug and a socket; the outer wall of the plug outer conductor is fixedly connected with a sealing ring and an annular guide plate respectively; one side surface of the sealing ring close to the annular guide plate is fixedly connected with a first shielding ring; the circumferential side surface of the sealing ring is fixedly connected with an arc-shaped sealing block along the circumferential direction; the inner wall of the outer conductor of the socket is provided with a guide groove along the circumferential direction; one end of the first spring is fixedly connected with a positioning ball; the inner wall of the guide groove is provided with a positioning hole at the position close to the fixed sleeve. According to the invention, the sealing ring, the first shielding ring, the arc-shaped sealing block, the guide groove and the shielding assembly are arranged, the sealing of the joint of the socket and the plug is realized by utilizing the clearance fit between the sealing ring and the inner wall of the outer conductor of the socket and the clearance fit between the arc-shaped sealing block and the guide groove, and the shielding effect of the joint of the plug and the socket can be greatly enhanced by arranging the first shielding ring and the shielding assembly.

Description

Radio frequency connector based on shielding assembly
Technical Field
The invention belongs to the technical field of radio frequency connectors, and particularly relates to a radio frequency connector based on a shielding component.
Background
Radio frequency connectors are commonly used to attach to cables or equipment for electrical connection to transmission line systems. Radio frequency signals are widely used in the field of signal transmission due to the advantages of wide frequency band, strong attenuation resistance and the like, and the structure of the connector needs to be adjusted correspondingly in order to improve the shielding performance.
However, in the prior art, the connection between the plug and the socket of the rf connector is mostly shielded by using a single shielding structure, which results in poor shielding effect, and the external scattering of signals inside the connector and the interference of external signals to the inside of the rf connector, which results in unstable signal transmission of the rf connector, cannot be well prevented; in addition, the existing radio frequency connector generally adopts a mounting mode with a flange, rapid plugging and unplugging cannot be realized, the operation is troublesome, the assembly efficiency is low, a certain mounting space must be reserved between the connector and the connector so as to facilitate the use of a nut assembling and disassembling tool, the volume of the radio frequency connector cannot be reduced, high-density mounting is difficult to realize, and the labor intensity of assembling personnel is greatly increased.
Disclosure of Invention
The invention aims to provide a radio frequency connector based on a shielding assembly, which solves the problems that the connection part of a plug and a socket of the existing radio frequency connector is mostly shielded by adopting a single shielding structure, so that the shielding effect is poor, the existing radio frequency connector generally adopts a mounting mode with a flange, the quick plugging and unplugging cannot be realized, the operation is troublesome, the assembly efficiency is low, a certain mounting space must be reserved between the connector and the connector, so that a nut tool can be conveniently mounted and dismounted, the volume of the radio frequency connector cannot be reduced, the high-density mounting is difficult to realize, and the labor intensity of an assembler is greatly increased by designing a sealing ring, a first shielding ring, an arc-shaped sealing block, a guide groove, a shielding assembly, a first spring, a positioning ball, a second spring, an annular unlocking mechanism, a third spring and a fourth spring.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a radio frequency connector based on a shielding assembly, which comprises a plug and a socket; the plug comprises a plug outer conductor, a plug inner conductor and a plug insulator; the tapered end of the outer conductor of the plug is fixedly connected with a radio frequency wire; the plug inner conductor is arranged inside the plug outer conductor; the plug insulator is arranged between the plug outer conductor and the plug inner conductor; the socket comprises a socket outer conductor, a socket inner conductor and a socket insulator; one end face of the outer conductor of the socket is fixedly connected with a fixed sleeve; the connecting disc on the inner conductor of the socket is fixedly connected with the inner surface of the fixed sleeve; the socket insulator is arranged between the fixed sleeve and the socket inner conductor; the outer wall of the plug outer conductor is fixedly connected with a sealing ring and an annular guide plate respectively; wherein the seal ring is proximate to the plug outer conductor tapered end; the peripheral side surface of the sealing ring and the peripheral side surface of the annular guide plate are in sliding fit with the inner wall of the outer conductor of the socket; one side surface of the sealing ring close to the annular guide plate is fixedly connected with a first shielding ring; the circumferential side surface of the sealing ring is fixedly connected with a plurality of arc-shaped sealing blocks along the circumferential direction; the inner wall of the outer conductor of the socket is provided with a plurality of guide grooves along the circumferential direction; the inner wall of the guide groove is in sliding fit with the peripheral side face of the arc-shaped sealing block; a plurality of mounting grooves are formed in the circumferential side surface of the annular guide plate along the annular direction; the bottom in the mounting groove is fixedly connected with a plurality of first springs; one end of the first spring is fixedly connected with a positioning ball; the outer wall of the positioning ball is in sliding fit with the inner wall of the mounting groove; the arc-shaped sealing block, the positioning ball and the guide groove are matched in position; a positioning hole is formed in the position, close to the fixing sleeve, of the inner wall of the guide groove; the inner wall of the positioning hole is in sliding fit with the outer wall of the positioning ball.
Furthermore, the outer wall of the positioning ball is in sliding fit with the inner wall of the guide groove;
the distance between the two opposite inner side walls of the first guide groove is the same as the diameter of the positioning hole.
Furthermore, an annular groove is formed in one end face, away from the radio frequency wire, of the plug outer conductor; a plurality of second springs are fixedly connected to the bottom in the annular groove along the annular direction; one end of the second spring is fixedly connected with a movable ring;
wherein, the peripheral side of the movable ring is in sliding fit with the inner wall of the annular groove.
Furthermore, one end face, far away from the second spring, of the moving ring is fixedly connected with an annular push plate; the annular push plate and the outer conductor of the socket are coaxial;
one side surface of the annular push plate is attached to the inner side wall of the socket outer conductor close to the fixed sleeve.
Furthermore, a plurality of first limiting sliding grooves are formed in the inner wall of the positioning hole along the circumferential direction; an unlocking assembly is connected inside the first limiting sliding groove in a sliding mode;
the unlocking assembly comprises a fixed rod; the peripheral side surface of the fixed rod is fixedly connected with a plurality of first limiting slide blocks along the peripheral side direction; and the peripheral side surface of the first limiting sliding block is in sliding fit with the inner wall of the first limiting sliding groove.
Furthermore, one end of the fixed rod, which is close to the guide groove, is fixedly connected with an unlocking disc;
one end of the fixed rod, which is far away from the guide groove, is fixedly connected with an unlocking ball; the outer wall of the unlocking ball is in sliding fit with the inner wall of the positioning hole.
Furthermore, a plurality of second limiting sliding grooves are formed in the outer wall of the outer conductor of the socket along the annular direction; a first telescopic part is fixedly connected to one inner side wall of the second limiting chute; one end of the first telescopic part is fixedly connected with an annular unlocking mechanism;
the annular unlocking mechanism comprises an annular unlocking plate; the inner wall of the annular unlocking plate is fixedly connected with a plurality of second limiting slide blocks along the annular direction; the peripheral side surface of the second limiting sliding block is in sliding connection with the inner wall of the second limiting sliding groove;
one side surface of the second limiting slide block is fixedly connected with one end of the first telescopic part.
Further, the inner wall of the annular unlocking plate is in sliding fit with the outer wall of the outer conductor of the socket;
a third spring is sleeved outside the first telescopic part; one end of the third spring is fixedly connected with an inner side wall of the second limiting chute;
the other end opposite to the third spring is fixedly connected with one side face of the second limiting sliding block.
Furthermore, a plurality of lug plates are fixedly connected to the outer wall of the outer conductor of the socket close to the fixed sleeve along the circumferential direction; a second telescopic part is fixedly connected to one side surface of the ear plate; one end of the second telescopic part is fixedly connected with a fixing plate;
the outer part of the outer conductor of the socket is sleeved with a shielding component; the shielding assembly comprises a shielding mounting ring; one end face of the shielding mounting ring is fixedly connected with a circumferential sealing plate; the inner wall of the annular sealing plate is in sliding fit with the outer wall of the outer conductor of the socket.
Furthermore, the inner wall of the shielding installation ring is fixedly connected with a second shielding ring;
one end face of the shielding mounting ring, which is far away from the annular sealing plate, is tightly attached to one end face of the annular unlocking plate;
one side surface of the fixing plate, which is far away from the second telescopic part, is fixedly connected with one side surface of the annular sealing plate;
a fourth spring is sleeved outside the second telescopic part; one end of the fourth spring is fixedly connected with one side surface of the ear plate;
the other end of the fourth spring is fixedly connected with one side face, close to the second telescopic part, of the fixing plate.
The invention has the following beneficial effects:
1. according to the invention, the sealing ring, the first shielding ring, the arc-shaped sealing block, the guide groove and the shielding assembly are arranged, the sealing at the joint of the socket and the plug is realized by utilizing the clearance fit action between the sealing ring on the plug and the inner wall of the outer conductor of the socket and the clearance fit action between the arc-shaped sealing block and the guide groove, the external diffusion of signals can be reduced to a certain extent, the shielding effect at the joint of the plug and the socket can be greatly enhanced by arranging the first shielding ring and the shielding assembly, the external diffusion of internal signals and the interference of external signals on the signal transmission of the radio frequency connector are effectively prevented, and the signal transmission stability of the radio frequency connector is greatly improved.
2. The first spring is compressed by external force, so that the positioning ball is tightly attached to the guide groove on the inner wall of the outer conductor of the socket and slides towards the inner part of the outer conductor of the socket along the guide groove, when the annular push plate is extruded with the inner side wall of the outer conductor of the socket, the second spring is compressed and continuously pushes and presses the annular push plate until the positioning ball slides into the positioning hole along the guide groove, and at the moment, the first spring automatically restores to the initial state, so that the positioning ball is tightly clamped in the positioning hole, and the quick assembly of the plug and the socket is realized.
3. According to the invention, the annular unlocking mechanism is pushed towards the shielding assembly to enable the third spring to be compressed and deformed, the annular unlocking plate slides along the outer wall of the outer conductor of the socket, the annular unlocking plate pushes and presses the unlocking ball on the unlocking assembly in the positioning hole to enable the unlocking ball to be pressed into the positioning hole, the positioning ball is pushed out of the positioning hole by the unlocking disc, and at the moment, the plug is pushed reversely to be far away from the outer conductor of the socket under the action of the elastic restoring force of the second spring, so that the plug and the socket are unlocked and separated quickly, a nut is not needed in the whole process of matching the socket and the plug, the installation space of the radio frequency connector is greatly saved, and the labor intensity of assembling personnel is greatly reduced.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a plug and plug assembly structure of a radio frequency connector based on a shielding assembly;
fig. 2 is a schematic diagram of a plug-and-plug separation structure of a radio frequency connector based on a shielding assembly;
FIG. 3 is a schematic structural view of a plug;
FIG. 4 is a schematic view of the internal structure of FIG. 3;
FIG. 5 is a front view of the structure of FIG. 4;
FIG. 6 is a schematic diagram of the exploded structure of FIG. 3;
FIG. 7 is a front view of the structure of the receptacle;
FIG. 8 is a schematic diagram of the exploded structure of FIG. 7;
FIG. 9 is a front view of the outer conductor of the receptacle;
FIG. 10 is a schematic view of the structure of FIG. 9 from another angle;
FIG. 11 is a side view of the structure of FIG. 10;
FIG. 12 is a schematic view of the annular unlocking mechanism;
FIG. 13 is a schematic structural view of the unlocking assembly;
FIG. 14 is a schematic structural view of a shield assembly;
in the drawings, the components represented by the respective reference numerals are listed below:
1-plug, 2-socket, 3-sealing ring, 301-first shielding ring, 302-arc sealing block, 4-annular guide plate, 401-mounting groove, 402-first spring, 403-positioning ball, 5-unlocking component, 501-fixing rod, 502-first limit slider, 503-unlocking disk, 504-unlocking ball, 6-annular unlocking mechanism, 601-annular unlocking plate, 602-second limit slider, 7-shielding component, 701-shielding mounting ring, 702-annular sealing plate, 703-second shielding ring, 11-plug outer conductor, 1101-annular groove, 1102-second spring, 1103-moving ring, 1104-annular push plate, 12-plug inner conductor, 13-plug insulator, 14-radio frequency line, 21-socket outer conductor, 2101-guide groove, 2102-positioning hole, 2103-first limiting sliding groove, 2104-second limiting sliding groove, 2105-first telescopic part, 2106-third spring, 2107-lug plate, 2108-second telescopic part, 2109-fixing plate, 2110-fourth spring, 22-socket inner conductor, 23-socket insulator and 24-fixing sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 3-8, the present invention is a radio frequency connector based on shielding assembly, which includes a plug 1 and a socket 2; the plug 1 comprises a plug outer conductor 11, a plug inner conductor 12 and a plug insulator 13; the conical end of the plug outer conductor 11 is fixedly connected with a radio frequency wire 14; the plug outer conductor 11 and the plug inner conductor 12 are separated by a plug insulator 13 for transmitting different signals;
the plug inner conductor 12 is arranged inside the plug outer conductor 11;
the plug insulator 13 is disposed between the plug outer conductor 11 and the plug inner conductor 12;
the socket 2 comprises a socket outer conductor 21, a socket inner conductor 22 and a socket insulator 23; one end face of the socket outer conductor 21 is fixedly connected with a fixed sleeve 24;
the connecting disc on the inner conductor 22 of the socket is fixedly connected with the inner surface of the fixed sleeve 24;
the socket insulator 23 is disposed between the fixing sleeve 24 and the socket inner conductor 22; the plug inner conductor 12 is electrically connected to the socket inner conductor 22, and the plug outer conductor 11 is electrically connected to the socket outer conductor 21.
Referring to fig. 3-7, the outer wall of the plug outer conductor 11 is fixedly connected with a sealing ring 3 and an annular guide plate 4 respectively; wherein the sealing ring 3 is close to the tapered end of the plug outer conductor 11;
the peripheral side surface of the sealing ring 3 and the peripheral side surface of the annular guide plate 4 are in sliding fit with the inner wall of the socket outer conductor 21;
one side surface of the sealing ring 3 close to the annular guide plate 4 is fixedly connected with a first shielding ring 301, and the signal shielding at the joint of the plug 1 and the socket 2 is realized by using the first shielding ring 301, so that on one hand, the internal signal can be prevented from diffusing to the outside of the radio frequency connector, and on the other hand, the interference of the external signal on the internal signal transmission of the radio frequency connector is avoided, and the signal transmission of the radio frequency connector is not stable;
a plurality of arc-shaped sealing blocks 302 are fixedly connected to the circumferential side surface of the sealing ring 3 along the annular direction; the inner wall of the socket outer conductor 21 is provided with a plurality of guide grooves 2101 along the annular direction; the inner wall of the guide groove 2101 is in sliding fit with the peripheral side surface of the arc-shaped sealing block 302;
by utilizing the clearance fit between the peripheral side surface of the sealing ring 3 and the inner wall of the outer conductor 21 of the socket and the clearance fit action of the arc-shaped sealing block 302 and the guide groove 2101, when the socket 2 is butted with the plug 1, the sealing ring is used for sealing the inside of the radio frequency connector, so that the outward diffusion of signals in the signal transmission process is reduced, and the signal transmission stability of the radio frequency connector is improved;
referring to fig. 1-9, the circumferential side surface of the annular guide plate 4 is provided with a plurality of mounting grooves 401 along the circumferential direction; a plurality of first springs 402 are fixedly connected to the bottom in the mounting groove 401; one end of the first spring 402 is fixedly connected with a positioning ball 403; the outer wall of the positioning ball 403 is in sliding fit with the inner wall of the mounting groove 401;
the arc-shaped sealing block 302, the positioning ball 403 and the guide groove 2101 are matched in position;
a positioning hole 2102 is formed in the position, close to the fixing sleeve 24, of the inner wall of the guide groove 2101; the inner wall of the positioning hole 2102 is in sliding fit with the outer wall of the positioning ball 403; the positioning ball 403 slides along the guide groove 2101, when the positioning ball 403 just slides into the positioning hole 2102, under the action of the elastic restoring force of the first spring 402, the positioning ball 403 is pushed into the positioning hole 2102, so that the positioning ball 403 is clamped with the positioning hole 2102, the plug 1 is fixedly mounted inside the socket 2, and the signal electrical connection between the plug 1 and the socket is realized.
The outer wall of the positioning ball 403 is in sliding fit with the inner wall of the guide groove 2101;
the distance between two opposite inner side walls of the guide groove 2101 is the same as the diameter of the positioning hole 2102.
Referring to fig. 4-7, an annular groove 1101 is formed on an end surface of the plug outer conductor 11 away from the rf line 14; a plurality of second springs 1102 are fixedly connected to the inner bottom of the annular groove 1101 along the annular direction; one end of the second spring 1102 is fixedly connected with a moving ring 1103;
wherein, the peripheral side surface of the moving ring 1103 is in sliding fit with the inner wall of the annular groove 1101;
an end face, far away from the second spring 1102, of the moving ring 1103 is fixedly connected with an annular push plate 1104; the annular push plate 1104 is coaxial with the socket outer conductor 21;
one side surface of the annular push plate 1104 is attached to the inner side wall of the socket outer conductor 21 close to the fixed sleeve 24; in the process that the positioning ball 403 slides along the guide groove 2101, the annular push plate 1104 and the inside of the socket outer conductor 21 are gradually pressed, so that the second spring 1102 is gradually compressed until the positioning ball 403 is clamped with the positioning hole 2102.
Referring to fig. 2-13, a plurality of first limiting chutes 2103 are circumferentially formed on the inner wall of the positioning hole 2102; the first limiting chute 2103 is connected with an unlocking assembly 5 in a sliding manner and used for unlocking the plug 1 from the socket 2, and in short, the unlocking assembly 5 can be used for realizing quick separation of the plug 1 and the socket 2;
the unlocking assembly 5 comprises a fixed rod 501; a plurality of first limiting slide blocks 502 are fixedly connected to the peripheral side surface of the fixing rod 501 along the peripheral side direction; first spacing slider 502 week side and first spacing spout 2103 inner wall sliding fit through the setting of first spacing spout 2103, make unblock subassembly 5 only can slide along first spacing spout 2103, can't realize the separation of unblock subassembly 5 and first spacing spout 2103.
Referring to fig. 6-13, an unlocking plate 503 is fixedly connected to one end of the fixing rod 501 close to the guide slot 2101, and is used for pushing the positioning ball 403 to slide in the positioning hole 2102;
one end of the fixing rod 501, which is far away from the guide groove 2101, is fixedly connected with an unlocking ball 504; the outer wall of unlocking ball 504 is in sliding fit with the inner wall of positioning hole 2102.
Referring to fig. 2-5 and 9-13, the outer wall of the outer conductor 21 of the socket is provided with a plurality of second limiting chutes 2104 along the circumferential direction; a first telescopic part 2105 is fixedly connected to one inner side wall of the second limiting chute 2104; one end of the first telescopic part 2105 is fixedly connected with an annular unlocking mechanism 6;
the annular unlocking mechanism 6 comprises an annular unlocking plate 601; the inner wall of the annular unlocking plate 601 is fixedly connected with a plurality of second limiting slide blocks 602 along the annular direction; the peripheral side surface of the second limit sliding block 602 is in sliding connection with the inner wall of the second limit sliding groove 2104;
one side surface of the second limit sliding block 602 is fixedly connected with one end of the first telescopic part 2105; through promoting annular unlocking plate 601, make annular unlocking plate 601 laminating slide at socket outer conductor 21 surface, utilize annular unlocking plate 601 to bulldoze unlocking ball 504, will unlock ball 504 and be extruded gradually into locating hole 2102, when unlocking ball 504 is pushed into locating hole 2102 completely inside, unlocking dish 503 just pushes away locating ball 403 from locating hole 2102 this moment, under the produced bounce effect of the elastic restoring force of second spring 1102, push away plug 1 inside socket 2, thereby realize the quick unblock of plug 1 and socket 2, in short, utilize annular unlocking plate 601 to realize the quick separation of plug 1 and socket 2.
Referring to fig. 9-12, the inner wall of the annular unlocking plate 601 is slidably engaged with the outer wall of the socket outer conductor 21;
a third spring 2106 is sleeved outside the first telescopic part 2105; one end of the third spring 2106 is fixedly connected with an inner side wall of the second limiting chute 2104;
the other end opposite to the third spring 2106 is fixedly connected with one side surface of the second limit sliding block 602; under the action of not applying a pushing force to the annular unlocking plate 601, the third spring 2106 is in a compressed state, so that the annular unlocking plate 601 is stably confined in the second limiting chute 2104.
Referring to fig. 6-14, the outer wall of the outer conductor 21 of the socket is fixedly connected with a plurality of ear plates 2107 along the circumferential direction at a position close to the fixing sleeve 24; a second telescopic part 2108 is fixedly connected to one side surface of the ear plate 2107; one end of the second telescopic part 2108 is fixedly connected with a fixing plate 2109;
wherein, the outside of the socket outer conductor 21 is sleeved with a shielding component 7 for shielding signals at the matching connection position of the positioning ball 403 and the positioning hole 2102; the shield assembly 7 includes a shield mounting ring 701; a circumferential sealing plate 702 is fixedly connected to one end face of the shield mounting ring 701 and used for sealing the matching connection position of the positioning ball 403 and the positioning hole 2102; the inner wall of the annular sealing plate 702 is in sliding fit with the outer wall of the socket outer conductor 21.
Referring to fig. 10 to 14, the inner wall of the shield installation ring 701 is fixedly connected with a second shield ring 703;
one end face of the shielding mounting ring 701, which is far away from the annular sealing plate 702, is tightly attached to one end face of the annular unlocking plate 601;
one side surface of the fixing plate 2109 far away from the second telescopic part 2108 is fixedly connected with one side surface of the annular sealing plate 702;
the fourth spring 2110 is sleeved outside the second telescopic part 2108, and the fourth spring 2110 is always in a compressed state, so that the shielding mounting ring 701 is always attached to the annular unlocking plate 601, and the annular sealing plate 702 can always seal the radio frequency connector; one end of the fourth spring 2110 is fixedly connected with one side of the ear plate 2107;
the other end of the fourth spring 2110 is fixedly connected to a side of the fixing plate 2109 close to the second telescopic member 2108.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (10)

1. A radio frequency connector based on a shielding assembly comprises a plug (1) and a socket (2); the plug (1) comprises a plug outer conductor (11), a plug inner conductor (12) and a plug insulator (13); the conical end of the plug outer conductor (11) is fixedly connected with a radio frequency wire (14);
the plug inner conductor (12) is arranged inside the plug outer conductor (11);
the plug insulator (13) is arranged between the plug outer conductor (11) and the plug inner conductor (12);
the socket (2) comprises a socket outer conductor (21), a socket inner conductor (22) and a socket insulator (23); one end face of the socket outer conductor (21) is fixedly connected with a fixed sleeve (24);
the connecting disc on the inner conductor (22) of the socket is fixedly connected with the inner surface of the fixed sleeve (24);
the socket insulator (23) is arranged between the fixed sleeve (24) and the socket inner conductor (22); the method is characterized in that:
the outer wall of the plug outer conductor (11) is fixedly connected with a sealing ring (3) and an annular guide plate (4) respectively; wherein the sealing ring (3) is close to the conical end of the plug outer conductor (11);
the peripheral side surface of the sealing ring (3) and the peripheral side surface of the annular guide plate (4) are in sliding fit with the inner wall of the socket outer conductor (21);
one side surface of the sealing ring (3) close to the annular guide plate (4) is fixedly connected with a first shielding ring (301);
the circumferential side surface of the sealing ring (3) is fixedly connected with a plurality of arc-shaped sealing blocks (302) along the circumferential direction;
the inner wall of the socket outer conductor (21) is provided with a plurality of guide grooves (2101) along the annular direction; the inner wall of the guide groove (2101) is in sliding fit with the peripheral side surface of the arc-shaped sealing block (302);
a plurality of mounting grooves (401) are formed in the circumferential side surface of the annular guide plate (4) along the annular direction; a plurality of first springs (402) are fixedly connected to the bottom in the mounting groove (401); one end of the first spring (402) is fixedly connected with a positioning ball (403); the outer wall of the positioning ball (403) is in sliding fit with the inner wall of the mounting groove (401);
the arc-shaped sealing block (302), the positioning ball (403) and the guide groove (2101) are matched in position;
a positioning hole (2102) is formed in the position, close to the fixed sleeve (24), of the inner wall of the guide groove (2101); the inner wall of the positioning hole (2102) is in sliding fit with the outer wall of the positioning ball (403).
2. A shielding assembly based rf connector as claimed in claim 1, wherein the outer wall of the positioning ball (403) is in sliding engagement with the inner wall of the guiding groove (2101);
the distance between two opposite inner side walls of the guide groove (2101) is the same as the diameter of the positioning hole (2102).
3. A shielding assembly-based radio frequency connector according to claim 1, characterized in that an end face of the plug outer conductor (11) away from the radio frequency line (14) is provided with an annular groove (1101); a plurality of second springs (1102) are fixedly connected to the inner bottom of the annular groove (1101) along the annular direction; one end of the second spring (1102) is fixedly connected with a moving ring (1103);
wherein, the peripheral side surface of the moving ring (1103) is in sliding fit with the inner wall of the annular groove (1101).
4. A shielding assembly based rf connector according to claim 3, wherein an end face of the moving ring (1103) away from the second spring (1102) is fixedly connected with a ring-shaped push plate (1104); the annular push plate (1104) and the socket outer conductor (21) are coaxial;
one side surface of the annular push plate (1104) is attached to the inner side wall of the outer conductor (21) of the socket, which is close to the fixed sleeve (24).
5. The shielding assembly-based radio frequency connector according to claim 1, wherein the positioning hole (2102) is circumferentially provided with a plurality of first limiting sliding grooves (2103) on the inner wall; an unlocking assembly (5) is connected inside the first limiting sliding groove (2103) in a sliding manner;
the unlocking assembly (5) comprises a fixed rod (501); the peripheral side surface of the fixed rod (501) is fixedly connected with a plurality of first limiting sliding blocks (502) along the peripheral side direction; the peripheral side surface of the first limit sliding block (502) is in sliding fit with the inner wall of the first limit sliding groove (2103).
6. The shielding assembly-based radio frequency connector as set forth in claim 5, wherein an unlocking disk (503) is fixedly connected to one end of the fixing rod (501) near the guide slot (2101);
one end of the fixing rod (501), which is far away from the guide groove (2101), is fixedly connected with an unlocking ball (504); the outer wall of the unlocking ball (504) is in sliding fit with the inner wall of the positioning hole (2102).
7. The shielding assembly-based radio frequency connector as set forth in claim 1, wherein the outer wall of the receptacle outer conductor (21) is circumferentially opened with a plurality of second limiting chutes (2104); a first telescopic component (2105) is fixedly connected to one inner side wall of the second limiting chute (2104); one end of the first telescopic part (2105) is fixedly connected with an annular unlocking mechanism (6);
the annular unlocking mechanism (6) comprises an annular unlocking plate (601); the inner wall of the annular unlocking plate (601) is fixedly connected with a plurality of second limiting slide blocks (602) along the annular direction; the peripheral side surface of the second limiting sliding block (602) is in sliding connection with the inner wall of a second limiting sliding groove (2104);
one side surface of the second limit sliding block (602) is fixedly connected with one end of the first telescopic part (2105).
8. The shielding assembly-based radio frequency connector of claim 7, wherein the inner wall of the annular unlocking plate (601) is in sliding fit with the outer wall of the socket outer conductor (21);
a third spring (2106) is sleeved outside the first telescopic component (2105); one end of the third spring (2106) is fixedly connected with one inner side wall of the second limiting chute (2104);
the other end opposite to the third spring (2106) is fixedly connected with one side surface of the second limiting sliding block (602).
9. A shielding assembly-based rf connector according to claim 8, wherein a plurality of ear plates (2107) are fixedly connected to the outer wall of the receptacle outer conductor (21) at positions close to the fixing sleeve (24) in a circumferential direction; one side of the ear plate (2107) is fixedly connected with a second telescopic part (2108); one end of the second telescopic part (2108) is fixedly connected with a fixing plate (2109);
wherein, the outer part of the outer conductor (21) of the socket is sleeved with a shielding component (7); the shielding assembly (7) comprises a shielding mounting ring (701); one end face of the shielding mounting ring (701) is fixedly connected with a circumferential sealing plate (702); the inner wall of the annular sealing plate (702) is in sliding fit with the outer wall of the socket outer conductor (21).
10. A shielding assembly-based radio frequency connector according to claim 9, wherein a second shielding ring (703) is fixedly connected to the inner wall of the shielding installation ring (701);
one end face, far away from the annular sealing plate (702), of the shielding mounting ring (701) is tightly attached to one end face of the annular unlocking plate (601);
one side surface of the fixing plate (2109) far away from the second telescopic part (2108) is fixedly connected with one side surface of the annular sealing plate (702);
a fourth spring (2110) is sleeved outside the second telescopic part (2108); one end of the fourth spring (2110) is fixedly connected with one side of the ear plate (2107);
the other end of the fourth spring (2110) is fixedly connected with one side face, close to the second telescopic part (2108), of the fixing plate (2109).
CN202110084682.9A 2021-01-22 2021-01-22 Radio frequency connector based on shielding assembly Active CN112421311B (en)

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CN112909671B (en) * 2021-02-03 2022-09-30 深圳市柯耐特科技有限公司 Radio frequency connector structure
CN113594644B (en) * 2021-08-04 2022-04-01 陕西索飞电子科技有限公司 Coaxial switch

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CA2449182C (en) * 2003-11-12 2008-02-26 Phoenix Contact Gmbh & Co. Kg Electrical connector
CN108054577A (en) * 2017-12-29 2018-05-18 郑州永静智能科技有限公司 A kind of Intelligent socket
CN209880904U (en) * 2019-06-04 2019-12-31 斌福电子（深圳）有限公司 Anti-interference communication connector
CN210576721U (en) * 2019-09-09 2020-05-19 贵州遵义巴斯巴科技发展有限公司 Waterproof, shielding and insulating integrated switching hole cover assembly
CN211351045U (en) * 2019-11-22 2020-08-25 渤海造船厂集团有限公司 Cable shielding grounding combined sealing ring for metal stuffing box of marine junction box
CN211508104U (en) * 2020-01-03 2020-09-15 丹阳市瑞风电子有限公司 High-power blind-mating type radio frequency coaxial connector

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