CN217215300U - Aviation plug assembly for photoelectric composite cable and photoelectric composite cable - Google Patents

Abstract

The utility model provides an insert subassembly and photoelectric composite cable by plane for photoelectric composite cable, when inserting the subassembly and making to deploy 5G little basic station by plane, the connection of photoelectric composite cable becomes very convenient, has single quick installation, useful characteristics such as plug-and-play, has greatly saved construction cost and construction cycle, does benefit to and deploys 5G equipment fast, inserts the subassembly by plane and includes: the plug photoelectric transmission piece of the plug assembly is provided with an optical port and a metal needle head, an optical fiber in the photoelectric composite cable is connected with an optical fiber connector, the optical fiber connector is inserted in the optical port, and a lead in the photoelectric composite cable is connected with the metal needle head; the socket photoelectric transmission piece of the socket assembly is arranged in the socket insulation fixing piece, an optical port and a needle seat are arranged on the socket photoelectric transmission piece, the optical fiber is inserted into the optical port after being installed with the optical fiber connector, and a lead in the photoelectric composite cable is connected with the needle seat; the plug assembly and the socket assembly are connected together through the plug insulating fixing piece and the socket insulating fixing piece in a threaded fit mode.

Description

Aerial plug assembly for photoelectric composite cable and photoelectric composite cable

Technical Field

The utility model relates to a light transmission technology field, concretely relates to be used for compound cable of photoelectricity to insert subassembly and compound cable of photoelectricity by plane.

Background

The 5G micro base station is a core device of the 5G network, provides wireless coverage in an area, and enables the area to enjoy convenience brought by the 5G network. Due to the high frequency, the signal propagation attenuation is large, and the coverage area is not as large as 4G, so the micro base station is called as a 5G micro base station.

The photoelectric composite cable is a novel wiring access mode, integrates optical and electrical transmission, can solve the problems of equipment power utilization and optical communication signal transmission, is laid by light and electricity under the condition that a micro base station is gradually unfolded at present, will cause double construction pressure of construction teams, and the floor points of the micro base station are different, and wiring environment conditions are different, so that the wiring cost is saved by the composite cable wiring mode, resources such as wiring pipelines are saved, and the photoelectric composite cable is a wiring mode with the advantages at present. However, the micro base station is internally provided with an optical module for communication transmission, so the composite cable must be terminated to match the optical module after being wired. The existing composite cable is usually prefabricated at two ends in welding, quick connection and other modes, the performance cannot be guaranteed, meanwhile, the existing composite cable also does not have the transmission conditions of severe environments such as earthquake resistance, dust prevention, water drainage and the like, and a large amount of potential working hazards exist in later-stage maintenance.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an insert subassembly and photoelectric composite cable by plane for photoelectric composite cable, insert the subassembly by plane and make when arranging 5G little basic station, the connection of photoelectric composite cable becomes very convenient, has single quick installation, useful characteristics such as plug-and-play, has greatly saved construction cost and construction cycle, does benefit to and deploys 5G equipment fast.

The technical scheme is as follows: an aerial assembly for a composite optical/electrical cable, comprising a plug assembly and a receptacle assembly for connecting the composite optical/electrical cable, wherein:

the plug assembly comprises a plug core assembly, the plug core assembly comprises a plug photoelectric transmission piece and a plug insulating fixing piece, the plug photoelectric transmission piece is installed in the plug insulating fixing piece, an optical port and a metal needle head are arranged on the plug photoelectric transmission piece, an optical fiber connector is connected to an optical fiber in the photoelectric composite cable, the optical fiber connector is inserted into the optical port, and a conducting wire in the photoelectric composite cable is connected with the metal needle head;

the receptacle assembly includes: the optical fiber connector is arranged on the optical fiber of the photoelectric composite cable and then inserted into the optical port, and a lead in the photoelectric composite cable is connected with the needle seat;

the front ends of the plug insulating fixing piece and the socket insulating fixing piece are respectively provided with head thread parts which are matched with each other, and the plug assembly and the socket assembly are connected together in a threaded matching mode through the plug insulating fixing piece and the socket insulating fixing piece.

Furthermore, plug core subassembly still includes the fixed jump ring of plug insulating part, the fixed jump ring of plug insulating part with plug photoelectric transmission spare sets up together in the insulating mounting of plug for it is fixed the position of plug photoelectric transmission spare in the insulating mounting of plug, the rear end of the insulating mounting of plug is equipped with the afterbody screw thread section, afterbody screw thread section department is equipped with waterproof circle.

Furthermore, the plug assembly further comprises a plug main body part and a plug tail sleeve, the photoelectric composite cable penetrates through the plug main body part and the plug tail sleeve to be connected with the socket photoelectric transmission part, a plug main body part front thread section and a plug main body part rear thread section are respectively arranged at the front end and the rear end of the plug main body part, the plug main body part front thread section can be in threaded fit with the plug main body part rear thread section of the plug insulation fixing part to connect the plug core assembly and the plug main body part together, the plug main body part rear thread section is in threaded fit with the compression ring fixing nut to fix the compression ring at the rear end of the plug main body part, and the plug tail sleeve is matched with the compression ring to be connected with the plug main body part together.

Furthermore, the socket insulation fixing piece comprises an outer rectangular socket part, a socket rectangular body waterproof ring is arranged on the outer rectangular socket part, a built-in waterproof ring is arranged between the inner side of the head thread part of the socket insulation fixing piece and the socket photoelectric transmission piece, the socket core assembly further comprises a socket insulation piece fixing clamp spring, and the socket insulation piece fixing clamp spring and the socket photoelectric transmission piece are arranged in the socket insulation fixing piece together and used for fixing the position of the socket photoelectric transmission piece in the socket insulation fixing piece.

The socket assembly further comprises a socket main body part and a socket tail sleeve, the photoelectric composite cable penetrates through the socket main body part and the socket tail sleeve to be connected with the socket photoelectric transmission part, a socket main body part front thread section and a socket main body part rear thread section are respectively arranged at the front end and the rear end of the socket main body part, a tail thread section is arranged at the rear end of the socket insulation fixing part, the socket main body part front thread section can be in thread fit with the tail thread section of the socket insulation fixing part to connect the socket core assembly and the socket main body part together, the socket main body part rear thread section is in thread fit with a compression ring fixing nut to fix a compression ring at the rear end of the socket main body part, and the socket tail sleeve is matched with the compression ring to be connected with the socket main body part together.

Further comprises a plug dustproof cap, the plug dustproof cap comprises a plug dustproof cap cover and a plug dustproof cap waterproof ring, the plug dustproof cap cover is provided with a dustproof cap thread part which can be matched with the head thread part of the plug insulating fixing part, the outer side of the plug dustproof cap cover is provided with an anti-skidding groove,

further, still include socket dust cap, socket dust cap includes socket dust cap lid and sets up the socket dust cap waterproof pad of socket dust cap lid inboard, socket dust cap lid be equipped with can with the head screw thread portion complex dust cap screw thread portion of socket insulation mounting, the outside of socket dust cap lid is equipped with anti-skidding groove.

Furthermore, the metal needle head is provided with a barb part, the plug photoelectric transmission piece is provided with a probe hole, the barb part is embedded into the probe hole, and the rear end of the metal needle head is provided with a wire connecting groove.

Further, socket photoelectric transmission spare includes that part and socket insulation spare back part before the socket insulation spare, correspond respectively on part and the socket insulation spare back part before the socket insulation spare and be equipped with the needle file hole, be equipped with step portion on the needle file, the rear end embedding of needle file in the needle file hole of part passes through behind the socket insulation spare step portion is spacing, the front end embedding of needle file in the needle file hole of part and pass through before the socket insulation spare step portion is spacing, the front end of needle file be equipped with can with metal syringe needle complex needle groove, the rear end of needle file is equipped with the wire spread groove.

Furthermore, the peripheries of the front part of the socket insulating part and the rear part of the socket insulating part are coaxially provided with clamping grooves, and the inner side of the socket insulating fixing part is correspondingly provided with protrusions capable of being matched with the clamping grooves.

Furthermore, the optical fiber connector is any one of an MPO connector and an MTP connector, the optical fiber connector comprises a multi-core plastic ferrule, an optical fiber sequentially penetrates through a fixed tailstock, a flat spring, a fiber arranging tube and a connector adaptive fixing piece and then is coupled with the multi-core plastic ferrule, and the multi-core plastic ferrule is fixed in the optical port through the fixed tailstock in a back pressure mode.

Further, connector adaptation mounting includes public first fixed part and female first fixed part, connector adaptation mounting in the plug subassembly is one of them in public first fixed part, the female first fixed part, connector adaptation mounting in the socket subassembly corresponds for another in public first fixed part, the female first fixed part.

A photoelectric composite cable for a 5G micro base station is characterized in that: the photoelectric composite cables are connected through the aerial plug assembly for the photoelectric composite cables, and fan-out optical fibers and wires of the photoelectric composite cables are also connected through branch tail cables.

Furthermore, the branch tail cable comprises a branch device front part and a branch device rear part, the branch device front part and the branch device rear part are in threaded fit, the optical fiber and the lead wire of the photoelectric composite cable are separated and then respectively wrapped by a sheath, the optical fiber and the lead wire are connected from one end of the branch device rear part and extend out from one end of the branch device front part, and a heat shrink tube with glue is further arranged on the outer side of the connection part of the branch device rear part and the photoelectric composite cable.

Furthermore, the branch tail cable further comprises a tail cable protection unit, the tail cable protection unit comprises a corrugated pipe and a fixing nut, the fixing nut is bonded on the outer side of the corrugated pipe, and the corrugated pipe is connected with the front part of the splitter through tight fit.

Further, the photoelectric composite cable comprises 12 optical fibers and 9 wires and is used for photoelectric synchronous transmission in 3 micro base stations.

The utility model discloses an aviation plug subassembly for photoelectric composite cable, connect photoelectric composite cable respectively through setting up plug subassembly and socket subassembly, the plug photoelectric transmission piece of plug subassembly is equipped with light mouth and metal syringe needle, the socket photoelectric transmission piece of socket subassembly corresponds and is equipped with complex light mouth and needle file, the light mouth is used for installing the fiber connector of connecting optic fibre, needle file and metal syringe needle can be used for connecting wire respectively, when plug subassembly and socket subassembly pass through plug insulation mounting and socket insulation mounting screw-thread fit link together, the light path that the optic fibre formed and the circuit that the wire formed turn on in step, aviation plug subassembly makes when deploying 5G little basic station, the connection of photoelectric composite cable becomes very convenient, only need to connect plug subassembly and socket subassembly and accomplish the connection, have the one-man quick installation, beneficial characteristics such as plug-and-play, construction cost and construction cycle have greatly been saved, 5G equipment is convenient to deploy rapidly;

the utility model discloses a photoelectric composite cable for little basic station of 5G can be used for 3 little basic stations simultaneously photoelectricity synchronous transmission, and the wiring can use plug, socket subassembly poling wiring in adverse circumstances, uses branch's tail cable subassembly to carry out the photoelectric separation in scenes such as box/lamp pole/basic station tower that little basic station was installed, only need during the construction to plug and socket subassembly can to improve efficiency of construction and construction quality.

Drawings

FIG. 1 is an exploded view of the components of the plug assembly of the embodiment;

FIG. 2 is a schematic structural diagram of a plug dust cap in an embodiment;

FIG. 3 is a schematic structural diagram of a plug core assembly in an embodiment;

FIG. 4 is a schematic structural diagram of an embodiment of a plug optical-electrical transmission element;

FIG. 5 is an exploded view of the components of the receptacle assembly of the embodiment;

FIG. 6 is a schematic diagram of a dust cap of the socket according to the embodiment;

FIG. 7 is a schematic diagram of an exemplary embodiment of a socket core assembly;

FIG. 8 is a schematic view of an embodiment of a receptacle optical-electrical transmitter;

fig. 9 is an exploded view of the receptacle assembly of the embodiment;

FIG. 10 is an exploded view of the components of the embodiment of the breakout pigtail cable assembly;

FIG. 11 is a schematic view of the mating of a plug assembly and a receptacle assembly in an embodiment;

fig. 12 is a schematic view of a method of using the optical-electrical composite cable according to the embodiment;

fig. 13 is a schematic diagram of a method for using the optical/electrical composite cable in a harsh wiring environment according to the embodiment.

Detailed Description

Referring to fig. 1 to 9, an aerial plug assembly for an optical composite cable includes a plug assembly 100 and a receptacle assembly 200 for connecting an optical composite cable 500, specifically:

the plug assembly 100 comprises a plug core assembly 120, the plug core assembly 100 comprises a plug photoelectric transmission piece 122 and a plug insulating fixing piece 123, the plug photoelectric transmission piece 122 is installed in the plug insulating fixing piece 123, an optical port 1222 and a metal needle 410 are arranged on the plug photoelectric transmission piece 122, an optical fiber connector is connected to an optical fiber in the optical-electrical composite cable 500, the optical fiber connector is inserted in the optical port 1222, and a conducting wire in the optical-electrical composite cable 500 is connected to the metal needle 410;

the socket assembly includes 200: the socket core assembly 220, the socket core assembly 220 includes the socket photoelectric transmission piece 224 and the socket insulation fixing piece 223, the socket photoelectric transmission piece 224 is installed in the socket insulation fixing piece 223, the socket photoelectric transmission piece 224 is provided with an optical port 2244 and a needle seat 420 corresponding to the plug photoelectric transmission piece 122, the optical fiber in the photoelectric composite cable is installed with the optical fiber connector and then fixed in the optical port 2244, and the copper wire in the photoelectric composite cable 500 is connected with the needle seat 420;

the front ends of the plug insulating fixture 123 and the socket insulating fixture 223 are respectively provided with a head thread portion 1231 and a head thread portion 2231 which are engaged with each other, and the plug assembly 100 and the socket assembly 200 are screwed together by the plug insulating fixture 123 and the socket insulating fixture 223.

Specifically, in one embodiment, the head screw portion 1231 of the plug insulating mount 123 is a rotatable nut having an internal thread, and the head screw portion 2231 of the socket insulating mount 223 is a corresponding external thread.

Specifically, in an embodiment, the plug core assembly 120 further includes a plug insulating member fixing snap spring 121, the plug insulating member fixing snap spring 121 and the plug photoelectric transmission member 122 are disposed in the plug insulating fixing member 123 together, and are used for fixing the position of the plug photoelectric transmission member 122 in the plug insulating fixing member 123 and preventing the plug photoelectric transmission member 122 from moving back and forth, a tail threaded section 1232 is disposed at the rear end of the plug insulating fixing member 123, and a waterproof ring 124 is disposed at the tail threaded section for achieving a subsequent dustproof and waterproof function after tight fitting.

Specifically, in an embodiment, the plug assembly 100 further includes a plug main body 130, a rivet ring 140, a press ring fixing nut 150, and a plug tail sleeve 160, the plug main body 130 is made of metal, the photoelectric composite cable passes through the plug main body 130 and the plug tail sleeve 160 to connect with the receptacle photoelectric transmission member 122, the front and rear ends of the plug main body 130 are respectively provided with a plug main body front thread section 1301 and a plug main body rear thread section 1302, the plug main body front thread section 1301 can be in threaded fit with the plug insulating fixing member rear thread section 1232 to connect the plug core assembly 120 and the plug main body 130 together, the plug main body rear thread section 1302 is in threaded fit with the press ring fixing nut 150 to fix the rivet ring 140 at the rear end of the plug main body 130, the plug tail sleeve 160 is connected with the plug main body 130 by being matched with the rivet ring 140, and after tight screwing and matching of each component, forming a unitary plug assembly 100.

Specifically, in an embodiment, the plug dust cap 110 is further included, the plug dust cap 110 includes a plug dust cap cover 111 and a plug dust cap waterproof ring 112, the plug dust cap cover 111 is provided with a dust cap threaded portion 113 capable of being matched with the head threaded portion 1231 of the plug insulating fixing member, an anti-slip groove 114 is formed in the outer side of the plug dust cap cover, and the plug dust cap 110 is used for protection, dust prevention and water prevention after the plug is manufactured.

Specifically, in one embodiment, the socket insulating fixing member 223 includes an outer rectangular socket portion 2232, a socket rectangular body waterproof ring 222 is disposed on the outer rectangular socket portion 2232, the area of the outer rectangular socket portion 2232 is matched, a built-in waterproof ring 221 is disposed between the inner side of the head screw portion 2231 of the socket insulating fixing member 223 and the socket photoelectric transmission member 224, and is used for achieving a dustproof and waterproof function after subsequent close fitting, the socket core assembly further includes a socket insulating member fixing clamp spring 225, the socket insulating member fixing clamp spring 225 and the socket photoelectric transmission member 224 are disposed in the socket insulating fixing member 223 together, and is used for fixing the position of the socket photoelectric transmission member 224 in the socket insulating fixing member 223, and is used for fixing the socket photoelectric transmission member 224 not to move back and forth at the socket insulating fixing member 223.

Specifically, in one embodiment, the socket assembly 200 further includes a socket body 230, a pressing ring fixing nut 250, a riveting ring 240, and a socket tail sleeve 260, the socket body 230 is made of metal, the optical/electrical composite cable passes through the socket body 230, the socket tail sleeve 260 is connected with the socket photoelectric transmission piece 224, the front end and the rear end of the socket main body piece 230 are respectively provided with a socket main body piece front threaded section 2301 and a socket main body piece rear threaded section 2302, the rear end of the socket insulation fixing piece 223 is provided with a tail threaded section 2233, the socket main body piece front threaded section 2301 can be in threaded fit with the tail threaded section 2233 of the socket insulation fixing piece to connect the socket core component 220 and the socket main body piece 230 together, the socket main body piece rear threaded section 2302 is in threaded fit with the pressing ring fixing nut 250 to fix the riveting ring 240 at the rear end of the socket main body piece 230, and the socket tail sleeve 260 is connected with the socket main body piece 230 through being matched with the riveting ring 240.

Specifically, in an embodiment, the socket protection device further comprises a socket dust cap 210, the socket dust cap 210 comprises a socket dust cap cover 211 and a socket dust cap waterproof pad 212 arranged on the inner side of the socket dust cap cover 210, the socket dust cap cover 211 is provided with a dust cap threaded portion 214 capable of being matched with a head threaded portion 2231 of the socket insulation fixing member, an anti-slip groove 213 is arranged on the outer side of the socket dust cap cover, and the socket dust cap 210 is used for protecting, preventing dust and preventing water after the socket is manufactured.

Specifically, in one embodiment, the internal threads of the dust cap threaded portion 213 match the external threads of the head threaded portion 2231 of the socket insulating fixture 223; the external thread of the head thread part 2231 of the socket insulating fixture 223 can also match with the head thread part 1231 of the plug insulating fixture 123 to form an aviation plug assembly; a threaded rear section 2233 of the rear end of the receptacle insulating mount 223 is adapted to mate with a threaded front section 2301 of the receptacle body member at the front of the receptacle body member 230; the compression ring retaining nut 250 may mate with the external threads of the rear socket body piece threaded section 2302 at the rear of the socket body piece 230. The socket assembly is formed by tightly screwing and matching all the parts.

Specifically, in one embodiment, the metal needle 410 is a copper probe, the metal needle 410 is provided with a barb portion 411, the plug optoelectronic transmitting element 122 is provided with a probe hole 1221, the barb portion 411 is embedded in the probe hole 1221, and the rear end of the metal needle is provided with a wire connecting groove 412. The metal pins 410 are embedded in the plug optical-electrical transmitter 122 by riveting technique and then fixed to the 9 copper wires in the composite cable 500 by soldering technique.

Correspondingly, socket optical-electrical transmission piece 224 includes socket insulating part front part 2241 and socket insulating part rear part 2241, correspond respectively on socket insulating part front part 2241 and the socket insulating part rear part 2242 and be equipped with the needle file hole, be equipped with step portion 421 on needle file 420, the rear end embedding of needle file 420 is spacing in the needle file hole of socket insulating part rear part and through step portion 421, the front end embedding of needle file 420 is spacing in the needle file hole of socket insulating part front part and through step portion 421, the front end of needle file 420 is equipped with can with metal needle complex needle groove 422, slot on the lateral wall of needle groove 422, make things convenient for the metal needle to insert, the rear end of needle file 420 is equipped with wire connecting groove 423, wire connecting groove 423 is the semi-open groove, be fixed in 9 copper conductors in compound cable 500 through welding technique.

Specifically, in one embodiment, the plug insulating fixing member 123 is provided with a positioning protrusion, and the socket insulating fixing member 223 is provided with a positioning groove corresponding to the positioning protrusion; the socket insulating part front part 2241 and the socket insulating part rear part 2242 have coaxially seted up the draw-in groove 2243 in the periphery, and the inboard correspondence of socket insulating mounting 223 is equipped with can be with draw-in groove 2243 complex protruding.

Specifically, in an embodiment, the optical fiber connector is any one of an MPO connector and an MTP connector, the optical fiber connector includes a multi-core plastic ferrule 431, the 12-color optical fiber sequentially passes through a fixing tail seat 432, a flat spring 433, a fiber arranging tube 434, and a connector fitting fixing member and then is coupled with the multi-core plastic ferrule 431, and the multi-core plastic ferrule 431 is fixed in the optical port through the fixing tail seat 432 in a back pressure manner.

Specifically, connector adaptation mounting includes public first fixed part 3451 and female first fixed part 3452, and connector adaptation mounting in the plug subassembly is one of them in public first fixed part, the female first fixed part, and connector adaptation mounting in the socket subassembly corresponds for another in public first fixed part, the female first fixed part, and MPO/MTP connector's adaptation must be a public mother, the utility model discloses unfixed plug uses public head or female head, only explains if the female first part has been selected to the plug, then the socket must be public first part, vice versa.

In the embodiment, the aviation plug component for the photoelectric composite cable is respectively connected with the photoelectric composite cable by arranging the plug component and the socket component, the plug photoelectric transmission piece of the plug component is provided with the optical port and the metal needle head, the socket photoelectric transmission piece of the socket component is correspondingly provided with the matched optical port and the needle seat, the optical port is used for installing and connecting the optical fiber connector of the optical fiber, the needle seat and the metal needle head can be respectively used for connecting a lead, when the plug component and the socket component are connected together in a threaded fit way through the plug insulation fixing piece and the socket insulation fixing piece, the optical path formed by the optical fiber and the circuit formed by the lead are synchronously conducted, the aviation plug component enables the connection of the photoelectric composite cable to be very convenient when a 5G micro base station is deployed, the connection can be completed only by connecting the plug component and the socket component, the aviation plug component has the beneficial characteristics of quick single person installation, plug and play and the like, the construction cost and the construction period are greatly saved, the 5G equipment is convenient to deploy rapidly.

In the embodiment of the utility model provides an in, still provide a compound cable of photoelectricity for 5G little basic station, compound cable 500 of photoelectricity one end is connected through the aviation plug component who is used for compound cable of photoelectricity in the above-mentioned embodiment, and compound cable 500 of photoelectricity other end passes through branch pigtail cable fan-out optic fibre 520 and wire 510.

Referring to fig. 10, specifically, the branch pigtail cable includes a front splitter component 321 and a rear splitter component 322, the front splitter component 321 is in threaded fit with the rear splitter component 322, the optical fiber and the conductor separated from the optical-electrical composite cable are respectively wrapped by a sheath, the optical fiber 520 and the conductor 510 are connected to one end of the rear splitter component 322 and extend out from one end of the front splitter component 321, and a heat shrink tube 330 with glue is further disposed outside a connection portion between the rear splitter component 322 and the optical-electrical composite cable.

Specifically, the branch tail cable further comprises a tail cable protection unit, the tail cable protection unit comprises a corrugated pipe 311 and a fixing nut 312, the fixing nut 312 is bonded on the outer side of the corrugated pipe 311, the corrugated pipe 311 is connected with a splitter front part 321 through tight fit, the corrugated pipe has the characteristics of tensile strength, pressure resistance and the like, and the branch tail cable protection unit is suitable for protecting optical and electrical units separated by fan-out.

In the embodiment of the present invention, the optical/electrical composite cable includes 12 optical fibers and 9 wires, and 3 wires and 4 optical fibers are a set, and three sets are provided, and how the optical fibers and the wires after fan-out become ends the present invention is not further described. Can be used for the synchronous transmission of photoelectricity in 3 little basic stations simultaneously, little basic station electricity part: fire to zero ground; a micro base station optical part: receive/luminous module owner one is equipped with, wherein the optic fibre part refers to international optic fibre chromatogram sequencing, and the wiring of being convenient for docks, and the transversal total of its is decided to wire part reference equipment power, transmission distance etc. the utility model discloses do not do fixedly.

The utility model discloses an optical-electrical composite cable, including optical-electrical composite cable, prefabricated and connect at plug subassembly, socket subassembly, the branch tail cable subassembly that compound cable main part tip formed, make the subassembly become to accomplish the link through the matching of plug, socket, form light, electric synchronous transmission communication.

The photoelectric composite cable in the embodiment meets the integration of 12 light and 9 electricity, mainly considers that the photoelectric composite cable can be simultaneously used for photoelectric synchronous transmission in 3 micro base stations, is prefabricated and fully inspected in a component performance factory, has the technical characteristics of photoelectric integration, shock resistance, dust prevention, water drainage, strong tensile strength and the like, and can simultaneously meet the photoelectric requirements of a plurality of micro base stations. The plug-and-play type 5G equipment has the beneficial characteristics of realizing single quick installation, being plug-and-play and the like, greatly saving the construction cost and the construction period and being beneficial to quickly deploying the 5G equipment.

Referring to fig. 12, in an embodiment of the present invention, there is further provided a method for using the above-mentioned optical/electrical composite cable, where the optical/electrical composite cable is wired in a harsh wiring environment by using the above-mentioned aerial plug assembly; in a case/lamp post/base station tower scene installed in a micro base station, a branch tail cable is used for separating optical fibers and conducting wires during wiring of the photoelectric composite cable.

Referring to fig. 13, a specific use mode illustrates that in a severe wiring environment, due to the influence of factors such as uncertain redundant space of a wiring channel, the requirements for performance such as compression resistance, tensile resistance, dust prevention, water prevention and the like required by product pipe penetration are high, and the plug traction and socket traction modes of the aerial plug assembly are used for wiring.

The specific use mode shows that in the scenes of a box body/a lamp post/a base station tower and the like installed in the micro base station, a branch tail cable mode of photoelectric separation is suggested to be adopted for wiring by pulling the corrugated pipe due to direct connection equipment.

When the plug assembly is used, the composite cable 500 is stripped, and the composite cable penetrates parts of each part to be determined according to the sequence of the plug tail sleeve 160, the pressure ring fixing nut 150, the riveting ring 140 and the plug main body part 130;

assembling the lead in the plug photoelectric transmission piece 122, embedding the metal needle 410 into the plug photoelectric transmission piece 122 through riveting technology, clamping the plug photoelectric transmission piece 122 into the plug insulation fixing piece 123, and clamping and fixing the plug photoelectric transmission piece 122 by using the plug insulation piece fixing clamp spring 121.

The plug assembly penetrates 12-color optical fibers into the multi-core plastic ferrule 431 according to the chromatographic sequence, and according to the corresponding relation of a male connector and a female connector, when the plug uses the female connector, the socket uses the male connector, and vice versa; the male fixing part 3451 and the female fixing part 3452, the fiber array tube 434, and the flat spring 433 are assembled, and then the multicore ferrule surface is ground and polished using a multicore grinding process.

And a plug assembly, wherein the optical and electrical units in the plug optical-electrical transmission member 122 are assembled, the ground multi-core optical assembly is partially inserted into the central optical port of the plug optical-electrical transmission member 122, and is inserted and clamped by the fixed tail seat 432. The lead wire is subjected to 9 electric welding through an electric welding process. The welding position is protected by a heat shrinkage pipe. The fabrication of the plug core assembly 120 is thus completed.

In the plug assembly, the plug main body member 130 and the plug core member 120 are fixed in a screw-fit manner, so that the position of the riveting ring 140 can be determined, a screw riveting process is performed according to the position, and then the pressing ring fixing nut 150 is screwed to the rear portion of the metal main body member 130 for screw fastening. And sleeving the plug tail sleeve 160, and covering the plug dust cap 110 to finish the prefabrication of the integral plug assembly. In addition, thread glue can be used at each thread to strengthen the overall fastening.

The socket assembly, compound cable 500 are peeled and can be adjusted according to socket assembly arrangement distance, and this example does not require the explanation, and its socket photoelectric transmission piece 224 divides into two parts because of the insulating part, and the manufacturing process is adjusted to some extent, and the example explanation is as follows: the copper pin guide seat 420 is firstly pressed to the rear part 2242 of the socket insulator, then the whole part is pushed into the front part 2241 of the socket insulator according to the principle of 'consistent groove', and then the whole part is fixed on the socket insulator fixing part 223 through the socket insulator fixing snap spring 225. The receptacle core assembly 220 is then assembled with reference to the plug multi-core assembly manufacturing process, and then other manufacturing processes may be performed with reference to the plug assembly.

The branch tail cable assembly is used for stripping the composite cable 500 according to the actual required distance and performing photoelectric separation according to a 4-optical-3-electric set principle. And then penetrates into the adhesive heat shrink tube 330 and the branch rear part 322.

In order to further protect the photoelectric unit, the conducting wire can be secondarily protected by using an insulating flame-retardant polyethylene sheath, and the optical fiber can be secondarily protected by using an armored sheath. Fixing each sheath in the hole position corresponding to the front part 321 of the splitter, fixing the sheaths by glue, crimping and other processes, and then sleeving the separated wires and optical fibers into the corresponding sheaths, wherein the number of the sheaths is three. And then, the rear part 322 of the splitter is rotated and fastened, the rear part 322 of the splitter is riveted and pressed by screw threads, so that the rear part 322 of the splitter and the composite cable 500 are pressed together, and then, the rubber heat-shrinkable tube 330 is used for heat shrinkage protection. Thus, the entire structure is completed. The optical fibers of the branch fan-out can be manufactured by drawing a remote optical cable assembly according to an industry standard, and the wires can be crimped with terminals according to the requirements of customers, and the embodiment is not described in detail. The fanout section is finally protected with a pigtail protection unit 310 matching the splitter front section 321, which pigtail protection unit 310 can be pulled when pulled.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (16)

1. An aviation plug assembly for an optical-electrical composite cable, comprising a plug assembly and a socket assembly, characterized in that:

the plug assembly comprises a plug core assembly, the plug core assembly comprises a plug photoelectric transmission piece and a plug insulating fixing piece, the plug photoelectric transmission piece is installed in the plug insulating fixing piece, an optical port and a metal needle head are arranged on the plug photoelectric transmission piece, an optical fiber connector is connected to an optical fiber in the photoelectric composite cable, the optical fiber connector is inserted into the optical port, and a conducting wire in the photoelectric composite cable is connected with the metal needle head;

the receptacle assembly includes: the optical fiber connector is arranged on the optical fiber of the photoelectric composite cable and then inserted into the optical port, and a lead in the photoelectric composite cable is connected with the needle seat;

the front ends of the plug insulating fixing piece and the socket insulating fixing piece are respectively provided with head thread parts which are matched with each other, and the plug assembly and the socket assembly are connected together through the plug insulating fixing piece and the socket insulating fixing piece in a thread matching mode.

2. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the plug core assembly further comprises a plug insulating part fixing clamp spring, the plug insulating part fixing clamp spring and the plug photoelectric transmission part are arranged in the plug insulating fixing part together and used for fixing the position of the plug photoelectric transmission part in the plug insulating fixing part, the rear end of the plug insulating fixing part is provided with a tail thread section, and a waterproof ring is arranged at the tail thread section.

3. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the plug assembly further comprises a plug main body part and a plug tail sleeve, the photoelectric composite cable penetrates through the plug main body part and the plug tail sleeve to be connected with the socket photoelectric transmission part, the front end and the rear end of the plug main body part are respectively provided with a plug main body part front thread section and a plug main body part rear thread section, the plug main body part front thread section can be in thread fit with the plug main body part rear thread section of the plug insulation fixing part to connect the plug core assembly with the plug main body part together, the plug main body part rear thread section is in thread fit with the pressing ring fixing nut to fix the riveting ring at the rear end of the plug main body part, and the plug tail sleeve is matched with the riveting ring to be connected with the plug main body part together.

4. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the socket core assembly further comprises a socket insulating part fixing clamp spring, the socket insulating part fixing clamp spring and the socket photoelectric transmission part are arranged in the socket insulating fixing part together and used for fixing the position of the socket photoelectric transmission part in the socket insulating fixing part.

5. The aerial assembly for the photoelectric composite cable according to claim 4, wherein: the socket assembly further comprises a socket main body part and a socket tail sleeve, the photoelectric composite cable penetrates through the socket main body part and the socket tail sleeve to be connected with the socket photoelectric transmission part, the front end and the rear end of the socket main body part are respectively provided with a socket main body part front threaded section and a socket main body part rear threaded section, the rear end of the socket insulation fixing part is provided with a tail threaded section, the socket main body part front threaded section can be in threaded fit with the tail threaded section of the socket insulation fixing part to connect the socket core assembly and the socket main body part together, the socket main body part rear threaded section is in threaded fit with a compression ring fixing nut to fix a compression ring at the rear end of the socket main body part, and the socket tail sleeve is matched with the compression ring to be connected with the socket main body part together.

6. The aerial assembly for a photoelectric composite cable of claim 1, wherein: the plug assembly further comprises a plug dustproof cap, the plug dustproof cap comprises a plug dustproof cap cover and a plug dustproof cap waterproof ring, the plug dustproof cap cover is provided with a dustproof cap thread portion matched with the head thread portion of the plug insulating fixing piece, and the outer side of the plug dustproof cap cover is provided with an anti-slip groove.

7. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the socket assembly further comprises a socket dustproof cap, the socket dustproof cap comprises a socket dustproof cap cover and a socket dustproof cap waterproof pad arranged on the inner side of the socket dustproof cap cover, the socket dustproof cap cover is provided with a dustproof cap thread portion matched with the head thread portion of the socket insulation fixing piece, and an anti-slip groove is formed in the outer side of the socket dustproof cap cover.

8. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the metal syringe needle is equipped with barb portion, be equipped with on the plug photoelectric transmission piece and visit the pinhole, barb portion embedding in visiting in the pinhole, the rear end of metal syringe needle is equipped with the wire spread groove.

9. The aerial assembly for the photoelectric composite cable according to claim 1, wherein: the utility model discloses a socket, including socket insulating part, socket photoelectric transmission spare, socket insulating part and socket insulating part, the part is equipped with the needle file hole before the socket insulating part and with the corresponding needle file hole that is equipped with respectively on the part behind the socket insulating part, be equipped with step portion on the needle file, the rear end embedding of needle file in the needle file hole of part passes through behind the socket insulating part step portion is spacing, the front end embedding of needle file in the needle file hole of part passes through before the socket insulating part step portion is spacing, the front end of needle file be equipped with can with metal syringe needle complex needle groove, the rear end of needle file is equipped with the wire spread groove.

10. The aerial assembly for the photoelectric composite cable of claim 9, wherein: the socket insulation spare front-part with coaxial the seting up draw-in groove on the periphery of socket insulation spare back part, the inboard of socket insulation mounting correspond be equipped with can with draw-in groove complex arch.

11. The aerial assembly for a photoelectric composite cable of claim 1, wherein: the optical fiber connector is any one of MPO and MTP connectors, the optical fiber connector comprises a multi-core plastic ferrule, an optical fiber sequentially penetrates through a fixed tailstock, a flat spring, a fiber arranging pipe and a connector adaptive fixing piece and then is coupled with the multi-core plastic ferrule, and the multi-core plastic ferrule is fixed in the optical port through the fixed tailstock in a back pressure mode.

12. The aerial assembly for a composite optical/electrical cable of claim 11, wherein: the connector adaptation mounting includes public first fixed part and female first fixed part, connector adaptation mounting in the plug subassembly is one of them in public first fixed part, the female first fixed part, connector adaptation mounting in the socket subassembly corresponds for another in public first fixed part, the female first fixed part.

13. A photoelectric composite cable for a 5G micro base station is characterized in that: the aerial assembly for the composite optical cable of claim 1, wherein the composite optical cable is connected with the aerial assembly for the composite optical cable, and the composite optical cable is further fanned out optical fibers and wires through a branch pigtail cable.

14. The optical-electrical composite cable for 5G micro base station according to claim 13, wherein: the branch tail cable comprises a branch device front part and a branch device rear part, the branch device front part is in threaded fit with the branch device rear part, the photoelectric composite cable is separated out optical fibers and wires and then respectively wrapped with a protective sleeve, the optical fibers and the wires are connected to one end of the branch device rear part and extend out of one end of the branch device front part, and a heat shrink tube with glue is further arranged on the outer side of the connection position of the branch device rear part and the photoelectric composite cable.

15. The optical-electrical composite cable for 5G micro base station according to claim 14, wherein: the branch tail cable further comprises a tail cable protection unit, the tail cable protection unit comprises a corrugated pipe and a fixing nut, the fixing nut is bonded on the outer side of the corrugated pipe, and the corrugated pipe is connected with the front part of the splitter through tight fit.

16. The optical-electrical composite cable for 5G micro base station according to claim 13, wherein: the photoelectric composite cable comprises 12 optical fibers and 9 leads and is used for photoelectric synchronous transmission in 3 micro base stations.

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