CN104733877B - A kind of coaxial radio frequency cable adapter - Google Patents
A kind of coaxial radio frequency cable adapter Download PDFInfo
- Publication number
- CN104733877B CN104733877B CN201510151270.7A CN201510151270A CN104733877B CN 104733877 B CN104733877 B CN 104733877B CN 201510151270 A CN201510151270 A CN 201510151270A CN 104733877 B CN104733877 B CN 104733877B
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- Prior art keywords
- shell
- adapter
- cable
- cone
- core pipe
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Classifications
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/07—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being of the same type but different sizes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/023—Soldered or welded connections between cables or wires and terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
Abstract
The present invention provides a kind of adapter for coaxial radio frequency cable thick, thin switching, including the adapter accessory of the shell of ladder transition structure and the adaptor assembly being arranged in shell, adaptor assembly two ends；Described adaptor assembly includes that be closely contacted with each other connects core pipe, insulator, dead ring, compensating plate and gland.Used scolding tin brazing mode to connect thickness cable core by connecing core pipe, connect core pipe and be outside equipped with insulator and dead ring connects core pipe and shell, connect and between the butt end of core pipe and the insulating barrier of taper end and thickness cable, be respectively arranged with large compensation piece and little compensating plate；Adapter is fastenedly connected with thickness cable by pad cone, jump ring, holding jacket, the realization of the adapter accessory such as plug screw.The coaxial radio frequency cable adapter of the present invention uses multistage step compensation transition for cable switching from coarse to fine, after connecting cable, each adaptor assembly in adapter shell and shell form fastening entity structure, have cable switching reflectance factor little, the solid and reliable advantage of switching state.
Description
Technical field
The present invention relates to a kind of cable adapter, especially can be used for the bigger thick cable of diameter difference and turn with Thin cable
Connect, and transit point signal transmission reflectance factor is little, the solid and reliable coaxial radio frequency cable adapter of switching state.
Background technology
Precision Pulse signal (intermediate frequency or/and very high frequency(VHF)) Distance Test system often want application length longer and cable
The thicker coaxial radio frequency cable of diameter (external diameter be more than 22mm, be called for short thick cable), connect the normal application length of measurement equipment shorter and
The thinner coaxial radio frequency cable of cable size (external diameter is less than 12mm, is called for short Thin cable), test request thick cable switching Thin cable
Transit point must be controlled there is relatively low reflectance factor, and switching state is solid and reliable.For coaxial radio-frequency electricity in prior art
Cable switching is utilized in the cable connector that the end of thick cable and Thin cable is respectively mounted multi-form more, then passes through cable
The realization switching that is connected with each other of connector requires, the connected mode of its connector mainly has bayonet connection, pushes the forms such as crimping,
Belong to separable flexible connection.Cable switching process is complicated, and switching cost is high, the connection of thick cable and Thin cable after switching
State and transit point reflectance factor all can not reliably control completely, it is impossible to meet in Precision Pulse signal Distance Test system thick
Cable switching Thin cable uses and requires.
Content of the invention
It is an object of the invention to provide a kind of coaxial radio frequency cable switching directly transferred for thick cable and Thin cable
Device, the thick cable that the external diameter using to be applied to Precision Pulse signal Distance Test differs greatly and the low reflection of Thin cable can
By switching.
A kind of coaxial radio frequency cable adapter, the cable switching for different-diameter from coarse to fine needs, be provided with 1 grade with
On the switching ladder of ladder cylindricality formula, concrete structure parts include shell, adapter sleeve, are arranged at connecing in shell and adapter sleeve
The adaptor assemblies such as core pipe, dielectric, compensating plate, pad cone, and it is arranged at the adapter accessory at adaptor assembly two ends；Institute
The shell taper end stating adapter arranges chlamydate extension component gland, and gland is by identical the first half sets of structure and the second half sets
Mutually fasten and formed；Described dielectric includes the extension component dead ring of insulator and insulator, and dead ring is identical by structure
The first semi-ring and the second semi-ring mutually fasten formation；Described compensating plate divides large compensation piece and little compensating plate, pad cone point big pad cone
With pulvinulus cone；Described adapter accessory includes big jump ring, little jump ring, big holding jacket, little holding jacket, big plug screw, little plug screw；Switching
The annexation of each parts of device is: used scolding tin brazing mode to connect thick cable heart yearn and Thin cable heart yearn by connecing core pipe, described
Connect the outer extension component dead ring being provided with insulator and insulator from coarse to fine of core pipe；Shell is inserted in from insulator taper end and leads to
Excessive pad cone is connected with thick cable outer conductor；Dead ring is outside equipped with gland, is made dead ring by gland extruding insulation ring and is connect
The taper end of core pipe radially closely fastens；Gland is outside equipped with adapter sleeve, and described adapter sleeve and shell are threaded connection, and pass through
The extrusion structure arranging in adapter sleeve compresses gland；It is connected the insulation forming adapter by insulator with its extension component dead ring
Medium, dielectric fills up and connects the radial space that core pipe is formed with shell and extension component gland thereof；Thin cable outer conductor passes through
Pulvinulus cone and gland compact siro spinning technology；Be provided with large compensation pad between described insulator and thick cable insulating barrier, dead ring with thin
It is provided with little compensation pad between cable insulation；Connecting end surface at adapter sleeve and shell is provided with sealing ring and makes adapter group
Part and extraneous seal isolation；By adapters such as described big jump ring, little jump ring, big holding jacket, little holding jacket, big plug screw, little plug screws
Accessory realizes the axial compact siro spinning technology between each assembly of adapter and between adapter and thick cable and Thin cable；By connecting
In the extruding of set and adapter accessory makes adapter, each member in tight connects formation entity structure.
The switching ladder of ladder cylindricality formula in described adapter, every 1 grade of switching ladder all includes that 1 grade is arranged at the interior of shell
The shell switching ladder of wall and 1 grade of core switching ladder being arranged at the outer wall connecing core pipe, every 1 grade of core switching ladder is transferred with 1 grade of shell
Ladder is corresponding and axially offsets a segment distance to adapter butt end, the switching ladder being formed with switching from coarse to fine to adapter
Ladder electric capacity constitute mis-registry compensation；The distance that described insulator staggers corresponding to shell switching ladder and core switching ladder, is arranged
There is the mis-registry compensation section of more than 1 section.
Described coaxial radio frequency cable adapter is connected, with thick cable and Thin cable, the ladder electric capacity being formed for adapter, point
It is not provided with large compensation piece and little compensating plate, the straight-flanked ring of large compensation piece and little compensating plate logical form in being, straight-flanked ring interior
Footpath is identical with corresponding thick cable heart yearn and/or Thin cable heart yearn external diameter respectively, the external diameter of straight-flanked ring thick with insulator respectively
End and/or taper end external diameter are identical.Straight-flanked ring thickness is connected formed ladder electric capacity by adapter with thick cable and/or Thin cable
Size determines.
The described corresponding external diameter of thick cable heart yearn in core pipe two ends and the external diameter of Thin cable heart yearn of connecing is along the axle connecing core pipe two ends
The heart offers thick cable heart yearn jack and Thin cable heart yearn jack, on the hole wall of thick cable heart yearn jack and Thin cable heart yearn jack
All offer the hand-hole of scolding tin.
On the inner and outer wall of described insulator, correspondence connects the core switching ladder on core pipe and the shell switching ladder on shell
It is provided with the inside and outside coaxial interior step of more than one-level and outer step, step and outer step one_to_one corresponding in every one-level, interior step phase
Axially offsetting outer step to insulator butt end, the axial direction part staggering therebetween forms the mis-registry compensation section on insulator.
Described insulator is tightly placed in the butt end connecing core pipe, and the butt end end of insulator is concordant with the butt end end connecing core pipe；
After described shell is inserted in from insulator, its taper end end is concordant with the taper end end of insulator.
The extension component dead ring of described insulator is straight cylinder structure, and exhausted annulus is fastened on and connects core pipe taper end, its one end
Being connected with insulator, the other end is concordant with connecing core pipe taper end end.
The extension component gland of described shell is provided centrally with insulated hole, and insulated hole is through hole, a length of insulation of gland
The length of ring and little compensation spacer thickness sum, gland is fastened on exhausted annulus by insulated hole and compresses exhausted annulus, gland
Outer wall is set to pyramidal structure.
In described shell, corresponding and described big pad cone is connected with and is connected step, thick cable outer conductor by big pad cone with
Connect the tight crimping of step, the connection of the shell of composition and adapter.
Described big pad cone for back taper structure and in logical pad, big pad cone is divided axially into cone and pad two parts,
The internal diameter of described cone is identical with the external diameter of thick cable insulating barrier, cone insert thick cable outer conductor internal layer, described pad with
Centrum is axially vertical, and pad connects with the connection step of shell.
The structure of described pulvinulus cone is essentially identical with big pad cone, and pulvinulus cone is used for connecting Thin cable outer conductor and gland.
Described adapter sleeve is provided with sealing ring with the connecting end surface of shell；The connectivity port of adapter sleeve is internally provided with sealing
The sealing surface of circle.
Described adapter sleeve is provided with shell screw thread with the connection end inwall of shell, and the correspondence position of the outer wall with gland is provided with
The compressive plane of taper, adapter sleeve is connected with shell by shell screw thread, is constituted adapter sleeve to pressure by the compressive plane of shell screw thread and taper
The extrusion structure of set, by the conical outer wall of compressive plane extruding gland, promotes gland tight with the taper end end face of shell and dead ring
Close connection；It is provided with the positioning step for extruding positioning and seal positioning between shell screw thread and compressive plane.
The adapter accessories such as described big jump ring, big holding jacket, big plug screw for by the big pad cone in shell, large compensation piece,
Insulator and thick cable extruding are fastenedly connected, and wherein big jump ring coordinates compression thick cable outer conductor with big pad cone；Big jump ring one end
Outer wall is tapered and offers spring groove, and big holding jacket is the tapered cylinder of one end inwall, is connected with shell by big plug screw, pushes away
The each member in tight moving in big holding jacket makes shell connects, and makes the spring groove on big jump ring by the big jump ring of big holding jacket extruding simultaneously
Narrow and fix thick cable.
The adapter accessories such as described little jump ring, little holding jacket, little plug screw are for by the pulvinulus of adaptor assembly taper end cone, little
Compensating plate, dead ring and Thin cable are fastenedly connected.Wherein structure and big jump ring, the big lock ring of little jump ring, little holding jacket, little plug screw
Set, big plug screw are essentially identical.
It inside described shell butt end, outside taper end and inside the two ends port of adapter sleeve, is provided with screw thread, shell, company
Female connector be connected with each other and shell, adapter sleeve and big plug screw, the connection of little plug screw are the connection that is screwed.
The afterbody of described plug screw is set to hexagonal structure, and the outer surface of described shell and adapter sleeve is also respectively arranged with greatly
Card jaw and lesser calorie jaw, the big plug screw of adapter, shell, adapter sleeve, little plug screw are mutually tightened by clamp.
The shell of described coaxial radio frequency cable adapter, adapter sleeve, insulator, dead ring, gland, connect core pipe, large compensation
Piece, little compensating plate and all of adapter accessory are all coaxially connected with thick cable and Thin cable.
Described core pipe, shell, adapter sleeve, gland and the adapter accessory of connecing is made by brass, wherein connect core pipe, shell,
Adapter sleeve, gland, big pad cone, silver-plated 3 ~ 5 microns of pulvinulus poppet surface.
Described large compensation piece, little compensating plate and insulator, dead ring are made by polytetrafluoroethylmaterial material.
Described sealing ring is fluorine glue round section joint ring.
The invention have the advantage that
A. each parts of adapter and with cable be connected by screw thread extruding be connected and welding manner, the letter of adapter
Number transmission medium includes shell, gland, pad cone and connect core pipe and made by entity brass, described includes insulator, dead ring
Dielectric and compensation pad are made by entity polytetrafluoroethylmaterial material, make adapter shape by adapter sleeve and adapter accessory
Becoming compact internal structure ground entity structure, this entity structure makes have knot in the switching for thick cable and Thin cable for the adapter
Structure is firm, uses the advantage that state is solid and reliable.
B. adapter is transferred for cable from coarse to fine, takes the ladder transition of more than 1 grade, to switching transition steps
And adapter is connected the ladder being formed with cable, takes mis-registry compensation respectively and compensate pad two kinds of ladder electric capacity of compensation
Compensation way, this frame mode makes adapter little for having transmission reflectance factor in signal transmission, low excellent of signal attenuation
Point.
C. each modular construction of adapter includes ladder rod structure, cylindrical structure, pyramidal structure, and these frame modes make to turn
Connecing device parts and having processing technology simply, production cost is low, it is easy to ensure the feature of machining accuracy, can ensure to turn from design
Connect the quality of production of device.
Brief description
Fig. 1 is the coaxial radio frequency cable adaptor structure schematic diagram of the present invention；
Fig. 2 is the shell half sectional view in the present invention；
Fig. 3 is the adapter sleeve half sectional view in the present invention；
Fig. 4 is the insulator half sectional view in the present invention；
Fig. 5 a is the exhausted annulus front view in the present invention；
Fig. 5 b is that the A-A of Fig. 5 a is to sectional view；
Fig. 6 a is the gland front view in the present invention；
Fig. 6 b is that the A-A of Fig. 6 a is to sectional view；
Fig. 7 is to connect core tubular construction schematic diagram in the present invention；
Fig. 8 is the big pad wimble structure schematic diagram in the present invention；
Fig. 9 is the big jump ring half sectional view in the present invention；
Figure 10 is the big holding jacket half sectional view in the present invention；
Figure 11 a is the SYV-50 coaxial radio frequency cable using in embodiment of the present invention end construction signal after treatment
Figure；
Figure 11 b is the SYV-50 coaxial radio frequency cable using in embodiment of the present invention end construction signal after treatment
Figure；
In figure, 1. big pad cone 2. large compensation pieces 3. connect core pipe 4. insulator 5. dead ring 6. gland 10. sealing ring
The 11. little plug screws 27. of big jump ring 19. shell 26. of the big holding jacket 18. of the pulvinuluses cone 12. big plug screw 17. of little compensating plate 16. are little
Holding jacket 28. little jump ring 29. adapter sleeve 31. thick cable 32. Thin cable 101. cone 102. pad 301. thick cable core
Switching ladder 304. hand-hole II 305. Thin cable heart yearn jack 401. dislocation of line jack 302. hand-hole I 303. core is mended
Step 403. outer step 501. first semi-ring 502. second semi-ring 601. the first half set 602. the second half in the section of repaying 402.
Overlap 603. insulated hole 1801. spring groove 1901. shells switching ladders 1902. to connect step 1903. kilocalorie jaw 2901. and extrude
Lead outside positioning step 2903. lesser calorie jaw 2904. shell screw thread 3101. thick cable insulating barrier 3102. thick cable of face 2902.
Body 3103. thick cable heart yearn 3201. Thin cable insulating barrier 3202. Thin cable outer conductor 3203. Thin cable heart yearn.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings
Embodiment 1
Fig. 1 is the coaxial radio frequency cable adaptor structure schematic diagram of the present invention, and Fig. 2 is the shell half section in the present invention
Figure；
Fig. 3 is the adapter sleeve half sectional view in the present invention, and Fig. 4 is the insulator half sectional view in the present invention, and Fig. 5 a is this
Exhausted annulus front view in invention, Fig. 5 b be the A-A of Fig. 5 a to sectional view, Fig. 6 a is the gland front view in the present invention, Fig. 6 b
Be the A-A of Fig. 6 a to sectional view, Fig. 7 is to connect core tubular construction schematic diagram in the present invention, and Fig. 8 is the big pad wimble structure in the present invention
Schematic diagram, Fig. 9 is the big jump ring half sectional view in the present invention, and Figure 10 is the big holding jacket half sectional view in the present invention, and Figure 11 a is
The SYV-50 coaxial radio frequency cable using in embodiment of the present invention end construction schematic diagram after treatment, Figure 11 b is the present invention
The SYV-50 coaxial radio frequency cable using in embodiment end construction schematic diagram after treatment, as shown in Fig. 1 ~ 11, the present invention
Provide one be applied to connect coaxial radio frequency cable SYV-50-17(thick cable 31) with SYV-50-7(Thin cable 32) coaxial
Radio-frequency cable adapter.Including the 3rd, shell the 19th, adapter sleeve 29 and the core pipe that connects being arranged in shell 19 and adapter sleeve 29 insulate Jie
The adaptor assemblies such as matter, compensating plate, pad cone, and it is arranged at the adapter accessory at adaptor assembly two ends.Described adapter
Design principle is: the switching ladder by more than 1 grade ladder cylindricality formula for the adapter, it is achieved the cable of different-diameter from coarse to fine turns
Connect, each parts within adapter, the corresponding extruding of design and fastening structure, make between each assembly of adapter and adapter
And compact siro spinning technology between thick cable 31 and Thin cable 32, so that adapter is at the transit point of thick cable 31 and Thin cable 32 switching
Form Stability Analysis of Structures, signal transmits the little entity structure of reflectance factor.Ladder in the presence of adapter is actually used includes turning
Connect the internal switching ladder from coarse to fine of device and adapter is connected the produced ladder that connects with thick cable 31 and Thin cable 32, right
The adapter that both ladders are caused, for the ladder electric capacity producing in signal transmission, is respectively provided with mis-registry compensation section 401 He
Compensate pad to compensate.Described adaptor member includes: shell the 19th, adapter sleeve 29 and being arranged in shell 19 and adapter sleeve 29
Connect the adaptor assemblies such as core pipe the 3rd, dielectric, compensating plate, pad cone, and the adapter being arranged at adaptor assembly two ends is joined
Part；Shell 19 taper end of described adapter is provided with the extension component gland 6 of shell 19, gland 6 by structure identical the first half
Set 601 and the second half sets 602 mutually fasten and are formed；Described dielectric includes the extension component insulation of insulator 4 and insulator
Ring 5, dead ring is mutually fastened formed by identical the first semi-ring 501 of structure and the second semi-ring 502；Described compensating plate divides large compensation
Piece 2 and little compensating plate 12, pad cone point big pad cone 1 and pulvinulus cone 11；The 28th, described adapter accessory includes big jump ring the 18th, little jump ring
Big holding jacket the 17th, little holding jacket the 27th, big plug screw the 16th, little plug screw the 26th, sealing ring 10；The annexation of each parts of adapter is: by
Connecing core pipe 3 uses scolding tin brazing mode to connect thick cable heart yearn 3103 and Thin cable heart yearn 3203；The described core pipe 3 that connects is outside equipped with
The extension component dead ring 5 of insulator 4 and insulator 4, insulator 4 is tightly placed in the butt end connecing core pipe 3, the butt end end of insulator 4
Portion is concordant with the butt end end connecing core pipe 3；Described shell 19 is inserted in from the taper end of insulator 4 to butt end, and by big pad cone 1 with
Thick cable outer conductor 3102 connects, and the taper end end of shell 19 is concordant with the taper end end of insulator；Described switching ladder and mistake
Position compensator section is embodied in the core switching ladder of the shell switching ladder 1901 being arranged on shell 19 inwall and the outer wall connecing core pipe 3
Interior step 402 on 303, and shell 19 and the insulator 4 that connects between core pipe 3 and outer step 403, described mis-registry compensation section
The length of 401 is determined by the ladder capacitance size of this grade of switching ladder；Described dead ring 5 one end is connected with insulator, the other end
It concordant with the taper end end connecing core pipe 3 is fastened on the taper end connecing core pipe 3；Dead ring 5 is outside equipped with gland 6, outside described gland 6 is
The extension component of shell 19, the tapered structure of gland 6 outer wall, make dead ring 5 by the extruding of gland 6 tight with the taper end connecing core pipe 3
Close connection；Gland 6 is outside equipped with adapter sleeve 29, and described adapter sleeve 29 is provided with shell screw thread with the connection end inwall of shell 19
2904, the correspondence position being connected with gland 6 is provided with the compressive plane 2901 of taper, is made up of with compressive plane 2901 shell screw thread 2904
The extrusion structure to gland 6 for the adapter sleeve 29, in adapter sleeve 29 is connected with shell 19, pushes gland 6 by extrusion structure, makes pressure
Set 6 is connected with taper end end face and the dead ring 5 of shell 19 that (purpose of design adapter sleeve the 29th, dead ring the 5th, gland 6 is can to make turn
Connect device can carry out respectively with the connection of thick cable 31 and the connection of Thin cable 32, so that in adapter the connection of each parts is more
Step up close)；Connecting end surface at adapter sleeve 29 and shell 19 is provided with sealing ring 10, and the connectivity port of adapter sleeve 29 is internal to be arranged
There is the sealing surface 2905 of sealing ring, be provided with between shell screw thread 2904 and compressive plane 2901 for extruding positioning and sealing positioning
Positioning step 2902, control adapter sleeve 29 to the squeezed tight of gland 6 and adapter sleeve 29 and shell by positioning step 2902
19 be tightly connected；It is provided with large compensation pad 2, described large compensation piece 2 between described insulator 4 and thick cable insulating barrier 3101
External diameter is identical with the butt end external diameter of insulator 4, and internal diameter is identical with thick cable heart yearn 3103 external diameter, and thick cable heart yearn 3103 passes through big
Compensating plate 2 is connected with the butt end connecing core pipe 3, and the end face of thick cable insulating barrier 3101 is close to be connected with large compensation piece 2；Dead ring 5
And it is provided with little compensation pad 12, the external diameter of described little compensating plate 12 and the taper end of insulator 4 between Thin cable insulating barrier 3201
External diameter is identical, and internal diameter is identical with the external diameter of Thin cable heart yearn 3203, and Thin cable heart yearn 3201 passes through little compensating plate 12 and connects core pipe 3
Taper end connect；Described large compensation piece 2 and little compensating plate 12 straight-flanked ring logical in being, straight-flanked ring thickness by connector with corresponding
The ladder capacitance size that cable connects ladder determines；Thick cable outer conductor 3102 is connected with shell 19 compression by big pad cone 1, carefully
Cable outer conductor 3202 is connected with gland 6 compression by pulvinulus cone 11；Described big jump ring the 18th, little jump ring the 28th, big holding jacket is the 17th, little
Holding jacket the 27th, big plug screw the 16th, the adapter accessories such as little plug screw 26 are by between each assembly of adapter and adapter and thick cable 31
And be fastenedly connected between Thin cable 32.
In the present embodiment, being internally provided with 2 grades of switching ladders at described adapter, its specific constructive form is: at shell
The inwall of 19 is provided with 2 grades of shell switching ladders, and shell switching ladder 1901 is 1 grade therein, and the outer wall connecing core pipe 3 is provided with 2
Level with shell switching ladder corresponding and to adapter butt end axially offset a segment distance core transfer ladder, core transfer ladder 303 be
Wherein 1 grade；At shell 19 with connect the insulator 4 being provided with connected with outer casing 19 between core pipe 3 and connecing core pipe 3, insulator 4 corresponding to
The distance that shell switching ladder 1901 and core switching ladder 303 stagger, is provided with 2 sections of mis-registry compensation sections, and mis-registry compensation section 401 is it
In one section, described 2 sections of mis-registry compensation sections are embodied in step and 2 grades of between outer land in 2 grades on insulator on insulator 4
Rank, interior step 402 and outer step 403 are 1 grade therein, corresponding 2 grades of switching rank in being compensated adapter by 2 sections of mis-registry compensation sections
The ladder electric capacity that ladder is formed；
The external diameter edge of the described external diameter connecing the corresponding thick cable heart yearn 3103 in core pipe 3 two ends and Thin cable heart yearn 3203 connects core pipe
The axle center at 3 two ends offers thick cable heart yearn jack 301 and Thin cable heart yearn jack 305, and hole wall offers scolding tin note respectively
The hand-hole I 302 entering and hand-hole II 304.
The described dead ring 5 being formed that mutually fastened by the first semi-ring 501 and the second semi-ring 502 is straight cylinder structure, in it
Footpath is identical with the taper end internal diameter of insulator 4 and external diameter respectively with external diameter；
Described gland 6 is provided centrally with insulated hole 603, and insulated hole 603 is through hole, the internal diameter of insulated hole 603 and dead ring 5
External diameter identical, the length of a length of dead ring 5 of gland 6 with little compensation pad 12 thickness sum, gland 6 passes through insulated hole
603 are fastened on exhausted annulus 5 and compress exhausted annulus 5.
It in described shell 19 in addition to being provided with shell switching ladder, is additionally provided with the connection step being connected with described big pad cone 1
1902, thick cable outer conductor 3102, by big pad cone 1 and the tight crimping being connected step 1902, constitutes the connection with shell 19；
Described big pad cone 1 for back taper structure and in logical pad, pad is divided axially into cone 101 and pad 102 two parts, described
Cone 101 inserts the internal layer of thick cable outer conductor 3102, the internal diameter of cone 101 identical with thick cable insulating barrier 3101 external diameter and with
Thick cable outer conductor 3102 good contact, described pad 102 connects with connection step 1902 extruding of shell 19；Described pulvinulus is bored
The structure of 11 is essentially identical with big pad cone 1, and pulvinulus cone 11 is used for connecting Thin cable outer conductor 3202 and gland 6, leads outside Thin cable
Body 3202 constitutes the connection of the taper end end face with shell 19 by pulvinulus cone 11 and gland 6.
Described big jump ring the 18th, big holding jacket the 17th, the adapter accessories such as big plug screw 16 are for by the big pad cone in shell 19 the 1st,
Large compensation piece the 2nd, insulator 4 and thick cable 31 extruding are fastenedly connected, and wherein big jump ring 18 coordinates outside compression thick cable with big pad cone 1
Conductor 3102；One end outer wall of big jump ring 18 is tapered and offers 8 spring grooves, and spring groove 1801 is one of them, big holding jacket
17 is the tapered cylinder of one end inwall, promotes big holding jacket 17 by big plug screw 16, makes each member in tight in shell 19 even
Connect, make the spring groove on big jump ring 18 narrow and fix thick cable 31 by extruding simultaneously；Described little jump ring the 28th, little holding jacket is the 27th,
Little plug screw 26 grade adapter accessory is for by pulvinulus cone the 11st, little compensating plate the 12nd, dead ring 5 and the Thin cable of adaptor assembly taper end
32 are fastenedly connected.Wherein the structure of little jump ring the 28th, little holding jacket the 27th, little plug screw 26 and purposes are with big jump ring the 18th, big holding jacket the 17th,
Big plug screw 16 is essentially identical, is extruded fixing Thin cable 32 by little jump ring 28.
The 6th, shell the 19th, adapter sleeve the 29th, insulator the 4th, dead ring the 5th, the gland of described coaxial radio frequency cable adapter connects core pipe
3rd, large compensation piece the 2nd, little compensating plate 12 and all of adapter accessory are all coaxially connected with thick cable 31 and Thin cable 32.
It inside the butt end of described shell 19, outside taper end and is provided with screw thread inside the two ends port of adapter sleeve 29,
Shell the 19th, adapter sleeve 29 be connected with each other and shell the 19th, adapter sleeve 29 all passes through screw thread with the connection of big plug screw the 16th, little plug screw 26
Fixing connection.
The afterbody of described plug screw is set to hexagonal structure, and the outer surface of described shell 19 and adapter sleeve 29 is also respectively provided with
Having kilocalorie jaw 1903 and lesser calorie jaw 2903, big plug screw the 16th, shell the 19th, the adapter sleeve of adapter the 29th, little plug screw 26 is by card
Pincers are mutually tightened.
Described connect core pipe the 3rd, shell the 19th, adapter sleeve the 29th, gland 6 and adapter accessory is made by brass, wherein connect core pipe
3rd, shell the 19th, adapter sleeve the 29th, gland the 6th, big pad cone the 1st, pulvinulus cone 11 electroplate 3 ~ 5 microns；The 2nd, the little compensation of described large compensation piece
Piece 12 and insulator 4 are made by polytetrafluoroethylmaterial material, and described sealing ring 10 is fluorine glue round section joint ring.
Embodiment 2
Present embodiments provide one to be applied to connect coaxial radio frequency cable SYV-50-23(thick cable) and SYV-50-7
The coaxial radio frequency cable adapter of (Thin cable), its structure is substantially the same manner as Example 1, is a difference in that: set inside adapter
Being equipped with 3 grades of switching ladders, correspondingly wall is provided with 3 grades of shell switching ladders in the enclosure, and the outer wall connecing core pipe is provided with 3 grades of cores
Switching ladder；Shell and connect between core pipe arrange insulator on be provided with 3 sections of mis-registry compensation sections；Big in adaptor assembly
The internal diameter of pad cone cone is identical with SYV-50-23 thick cable insulating barrier external diameter.
Claims (10)
1. a coaxial radio frequency cable adapter, including shell (19), connect core pipe (3), dielectric, compensating plate, adapter sleeve
(29), pad cone, and adapter accessory, it is characterised in that: it is provided with the switching of more than 1 grade ladder cylindricality formula in described adapter
Ladder, connects core pipe (3) outer wall and shell transfer rank including is arranged on shell switching ladder (1901) of shell (19) inwall and being arranged on
Ladder (1901) core one to one switching ladder (303)；Described dielectric is by the extension of insulator (4) and insulator (4)
Part dead ring (5) is constituted, and described shell (19) taper end is provided with the extension component gland (6) of shell (19), and dielectric fills up
Connect the radial space between core pipe (3) and adapter shell (19) and gland (6)；Described dielectric two ends and thick cable (31)
The connecting end surface of Thin cable (32) is provided with large compensation piece (2) and little compensating plate (12)；Described adapter sleeve (29) and shell
(19) inwall connecting end is provided with extrusion structure, by the extruding of adapter sleeve (29) and adapter accessory, each in making adapter
Member in tight connects formation entity structure；Described pad cone includes padding greatly cone (1) and pulvinulus cone (11)；Described adapter accessory includes
Big jump ring (18), little jump ring (28), big holding jacket (17), little holding jacket (27), big plug screw (16), little plug screw (26), sealing ring
(10).
2. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described connect on core pipe (3) each
Level core switching ladder (303) has axially offset one with shell switching ladder (1901) on corresponding shell (19) to adapter butt end
Distance, the distance staggering is identical with the length of the mis-registry compensation section (401) on described insulator (4).
3. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: the described core pipe (3) that connects uses scolding tin
Soldering connects thick cable heart yearn (3103) and Thin cable heart yearn (3203), connects the corresponding thick cable heart yearn (3103) in core pipe (3) two ends
External diameter and the external diameter of Thin cable heart yearn (3203) offer thick cable heart yearn jack (301) along the axle center connecing core pipe (3) two ends
With Thin cable heart yearn jack (305), the hole wall of thick cable heart yearn jack (301) and Thin cable heart yearn jack (305) offers
The hand-hole I(302 of scolding tin) and hand-hole II(304).
4. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: the inwall of described insulator (4) and
On outer wall, correspondence connects core switching ladder (303) on core pipe (3), shell switching ladder (1901) on shell (19) is respectively arranged with
More than one-level inside and outside coaxial interior step (402), outer step (403), in every one-level, step (402) is with outer step (403) one by one
Correspondence, the axial direction part between interior step and outer step forms the mis-registry compensation section (401) on insulator.
5. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described dead ring (5) is by the first half
Ring (501) and the second semi-ring (502) are mutually fastened on the taper end composition connecing core pipe (3), and dead ring (5) is straight cylinder structure, absolutely
One end of edge ring (5) is connected with insulator (4), and the other end is concordant with the taper end end connecing core pipe (3).
6. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described gland (6) is by the first half sets
(601) and the second half set (602) is mutually fastened on the upper formation of dead ring (5), the length of a length of dead ring (5) of gland (6)
With little compensating plate (12) thickness sum；Described gland (6) is fastened on dead ring (5) and above and compresses dead ring (5), gland (6)
Outer wall is pyramidal structure.
7. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described adapter sleeve (29) and shell
(19) connection is for being tightly connected, and adapter sleeve (29) is provided with sealing ring (10) with the connecting end surface of shell (19)；Adapter sleeve
(29) it is provided with the sealing surface (2905) of sealing ring (10) inside connectivity port.
8. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: the extruding in described adapter sleeve (29)
Structure includes the shell screw thread (2904) being connected with shell (19) and the compressive plane of the corresponding taper of outer wall with gland (6)
(2901)；It is provided with the positioning step for extruding positioning and seal positioning between shell screw thread (2904) and compressive plane (2901)
(2902).
9. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described big pad cone (1) is for
Wimble structure and in logical pad, big pad cone (1) is divided axially into cone (101) and pad (102) two parts；Described cone (101)
Internal diameter identical with the external diameter of thick cable insulating barrier (3101)；Described pad (102) is axially vertical with cone (101), pad
(102) connect with connection step (1902) extruding of shell (19)；The structure of described pulvinulus cone (11) basic phase with big pad cone (1)
With；The shell (19) of adapter and gland (6) by big pad cone (1), pulvinulus cone (11) respectively with thick cable outer conductor (3102),
Thin cable outer conductor (3202) connects, and the shell (19) of adapter and gland (6) are respectively with big pad cone (1), pulvinulus cone (11) even
Connecing, big pad cone (1), pulvinulus cone (11) are connected with thick cable outer conductor (3102), Thin cable outer conductor (3202).
10. coaxial radio frequency cable adapter according to claim 1, it is characterised in that: described connect core pipe (3), shell
(19), adapter sleeve (29), gland (6), big pad cone (1), pulvinulus cone (11), big jump ring (18), little jump ring (28), big holding jacket
(17), little holding jacket (27), big plug screw (16), little plug screw (26) are made by brass, wherein connect core pipe (3), shell (19), connect
Female connector (29), gland (6), big pad cone (1), pulvinulus cone (11) top layer silver-plated；Described insulator (4), dead ring (5), mend greatly
Repay piece (2), little compensating plate (12) is made by polytetrafluoroethylene (PTFE).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151270.7A CN104733877B (en) | 2015-04-02 | 2015-04-02 | A kind of coaxial radio frequency cable adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151270.7A CN104733877B (en) | 2015-04-02 | 2015-04-02 | A kind of coaxial radio frequency cable adapter |
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| Publication Number | Publication Date |
|---|---|
| CN104733877A CN104733877A (en) | 2015-06-24 |
| CN104733877B true CN104733877B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510151270.7A Expired - Fee Related CN104733877B (en) | 2015-04-02 | 2015-04-02 | A kind of coaxial radio frequency cable adapter |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505330A (en) * | 2016-12-12 | 2017-03-15 | 云南电网有限责任公司红河供电局 | Quick plug-in conduction wire clamp |
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| CN204481154U (en) * | 2015-04-02 | 2015-07-15 | 中国工程物理研究院核物理与化学研究所 | A kind of coaxial radio frequency cable adapter |
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- 2015-04-02 CN CN201510151270.7A patent/CN104733877B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4618198A (en) * | 1984-03-29 | 1986-10-21 | Conax Buffalo Corporation | Connector for sealingly joining the ends of a pair of electrical cables |
| CN2426643Y (en) * | 2000-03-13 | 2001-04-11 | 沈介源 | High sealing redio-frequency coaxal cable pin type connector |
| CN201498618U (en) * | 2009-09-29 | 2010-06-02 | 西安艾力特电子实业有限公司 | Radio frequency coaxial connector |
| CN202159865U (en) * | 2011-06-27 | 2012-03-07 | 镇江蓝箭电子有限公司 | Coaxial adapter |
| CN202373818U (en) * | 2011-12-09 | 2012-08-08 | 西安艾力特电子实业有限公司 | Combined type coaxial cable connector |
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| CN104733877A (en) | 2015-06-24 |
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