CN208226059U - A kind of termination Waveguide transitions - Google Patents
A kind of termination Waveguide transitions Download PDFInfo
- Publication number
- CN208226059U CN208226059U CN201820584884.3U CN201820584884U CN208226059U CN 208226059 U CN208226059 U CN 208226059U CN 201820584884 U CN201820584884 U CN 201820584884U CN 208226059 U CN208226059 U CN 208226059U
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- Prior art keywords
- waveguide
- elliptical waveguide
- elliptical
- coaxial
- fixed block
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Abstract
The utility model relates to a kind of termination Waveguide transitions, the test and connection suitable for micro multi-channel communication, satellite communication earth station and millimeter-wave systems, for communications field elliptical waveguide and elliptical waveguide leakage cable.Including terminated coaxial elliptical waveguide converter, elliptical waveguide fixed block and elliptical waveguide mounting base；Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base are connected by corresponding connection through-hole；Terminated coaxial elliptical waveguide converter includes coaxial connector, wave guide ridge, elliptic cavity housing, connecting flange one, gas nozzle mouth and gas nozzle nut；Elliptic cavity housing one end is provided with coaxial connector, and coaxial connector is made of coaxial outer conductor and coaxial inner conductor, and elliptic cavity housing is provided with elliptical waveguide cavity, and elliptical waveguide cavity is provided with wave guide ridge；Elliptical waveguide mounting base has elliptical waveguide mounting base main body, and elliptical waveguide mounting base main body is equipped with elliptical waveguide fixed block mounting groove；Elliptical waveguide fixed block is in elliptical waveguide fixed block mounting groove.
Description
Technical field
The utility model relates to a kind of termination Waveguide transitions, are suitable for micro multi-channel communication, satellite communication ground
Stand and millimeter-wave systems in, for communications field elliptical waveguide and elliptical waveguide leakage cable test and connection.
Background technique
With the raising of transmission frequency, limited by this coaxial body structure, the conductor losses of coaxial cable and leaky cable and
The loss of its filled media is also increase accordingly, and causes the transmission loss of coaxial cable and leaky cable to increase, therefore be not suitable for
The long haul communication of the high frequencies such as 5G.
Elliptical waveguide feeder line/waveguide leakage cable is since its high-frequency loss is small, waveform interpolation face is more stable, is easy to and rectangular wave
Lead or coaxial cable matching connection, can the advantages such as 500m and the manufacture of the above long length, good bending property, be widely used in microwave
In multichannel communication multiple telecommunication and millimeter-wave systems.The termination waveguide of coaxial port and the elliptical waveguide of waveguide port in a straight line at present
Transition needs two transient process, is first transitioned into rectangular waveguide from elliptical waveguide, then rectangular waveguide is transitioned into again coaxially connects
Device is connect, this makes structure design many and diverse, and processing cost is high and installation process is complicated.
Utility model content
The utility model aim is to provide a kind of termination Waveguide transitions in view of the above shortcomings, passes through step ridge step
Coaxial TEM mould signal is converted directly into the TEc11 mould signal of elliptical waveguide, not only reduces the middle transition mistake of rectangular waveguide
Journey and transition device substantially reduce production cost and simplify processing and installation process, and due to in-between transition distance
Shorten so that it is with better fade performance.The step impedance conversion structure of wave guide ridge can substantially improve impedance matching and expansion
Bandwidth of operation makes device have better transmission performance.Meanwhile coaxial port and waveguide port are point-blank, this end
Binding structure is more conducive to construction and installation and does waterproof sealing processing.
The utility model adopts the following technical solutions to achieve:
A kind of termination Waveguide transitions structure includes terminated coaxial elliptical waveguide converter, elliptical waveguide fixed block and ellipse
Waveguide mounting base；Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base are connected by being correspondingly connected with the connection through-hole of flange
It connects.
Terminated coaxial elliptical waveguide converter includes coaxial connector, wave guide ridge, elliptic cavity housing, connecting flange one, gas
Mouthpiece and gas nozzle nut.One end of elliptic cavity housing is provided with coaxial connector, and coaxial connector is by coaxial outer conductor and coaxially
Inner conductor composition；Elliptical waveguide cavity is provided in elliptic cavity housing, elliptical waveguide cavity is provided with wave guide ridge, coaxial inner conductor
It is mounted in coaxial outer conductor, coaxial inner conductor is connected with wave guide ridge；The other end of elliptic cavity housing is provided with connecting flange one,
The side of connecting flange one is provided with gas nozzle mouth, gas nozzle mouth is equipped with gas nozzle nut, for inflating；It is provided on connecting flange one
Connect through-hole one.
Elliptical waveguide mounting base has elliptical waveguide mounting base main body, is provided with elliptical wave in elliptical waveguide mounting base main body
Lead mounting hole.
It is provided with elliptical waveguide fixed block mounting groove in elliptical waveguide mounting base main body, elliptical waveguide fixed block is by elliptical wave
It leads and is mounted in elliptical waveguide fixed block mounting groove after fixing.
One end of elliptical waveguide mounting base main body is provided with connecting flange two, and connection through-hole is provided on connecting flange two
Two.
Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base by the connection through-hole one of connecting flange one and
The connection through-hole two of connecting flange two is connected to each other.
Working principle:
The utility model in actual use, is converted coaxial TEM mould is direct by the impedance of step ridge waveguide step
It is transitioned into the TEc11 mould of elliptical waveguide, so that coaxial signal is converted to waveguide signal.
Compared with prior art, the utility model has the advantage that
1, the utility model is able to achieve elliptical waveguide and transits directly to coaxial connector, not only reduces the centre of rectangular waveguide
Transient process and transition device substantially reduce production cost and simplify processing and installation process, and due to in-between transition
The shortening of distance so that its with better fade performance；
2, the step impedance conversion structure of wave guide ridge substantially improves impedance matching and expands bandwidth of operation, has device more
Good transmission performance.Meanwhile coaxial connector port and waveguide port are point-blank, this end on structure is more conducive to construct
Install and do waterproof sealing processing.
Detailed description of the invention
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is a kind of termination Waveguide transitions structural schematic diagram；
Fig. 2 is a kind of terminated coaxial elliptical waveguide transducer side view for terminating Waveguide transitions；
Fig. 3 is a kind of elliptical waveguide mounting base side view for terminating Waveguide transitions；
Fig. 4 is a kind of elliptical waveguide fixed block side view for terminating Waveguide transitions.
In figure: 1, elliptic cavity housing, 2, connecting flange one, 3, gas nozzle mouth, 4, gas nozzle nut, 5, coaxial outer conductor, 6, same
Axis inner conductor, 7, elliptical waveguide cavity, 8, wave guide ridge, 9, connection through-hole one, 10, elliptical waveguide mounting base main body, 11, elliptical wave
Lead mounting hole, 12, elliptical waveguide fixed block mounting groove, 13, connecting flange two, 14, connection through-hole two, 15, semiellipse fixed block,
16, through-hole three, 17, semiellipse recess, 18, thread groove, 19, sealing ring, 20, threaded hole are connected.
Specific embodiment
Referring to attached drawing 1~4, a kind of termination Waveguide transitions structure includes terminated coaxial elliptical waveguide converter, elliptical wave
Lead fixed block and elliptical waveguide mounting base；Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base are by being correspondingly connected with method
Blue connection through-hole connection.
Terminated coaxial elliptical waveguide converter include coaxial connector, wave guide ridge 8, elliptic cavity housing 1, connecting flange 1,
Gas nozzle mouth 3 and gas nozzle nut 4.One end of elliptic cavity housing 1 is provided with coaxial connector, and coaxial connector is by coaxial outer conductor 5
It is formed with coaxial inner conductor 6, is provided with elliptical waveguide cavity 7 in elliptic cavity housing 1, elliptical waveguide cavity 7 is provided with wave guide ridge
8, coaxial inner conductor 6 is mounted in coaxial outer conductor 5, and coaxial inner conductor 6 is connected with wave guide ridge 8；The other end of elliptic cavity housing 1
It is provided with connecting flange 1, the side of connecting flange 1 is provided with gas nozzle mouth 3, gas nozzle mouth 3 is equipped with gas nozzle nut 4, is used for
Inflation；Connection through-hole 1 is provided on connecting flange 1.
Elliptical waveguide mounting base has elliptical waveguide mounting base main body 10, is provided in elliptical waveguide mounting base main body 10 ellipse
Circular waveguide mounting hole 11.
Elliptical waveguide fixed block mounting groove 12 is provided in elliptical waveguide mounting base main body 10, elliptical waveguide fixed block will be ellipse
It is mounted in elliptical waveguide fixed block mounting groove 12 after circular waveguide is fixed.
One end of elliptical waveguide mounting base main body 10 is provided with connecting flange 2 13, and connection is provided on connecting flange 2 13
Through-hole 2 14.
Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base by the connection through-hole 1 of connecting flange 1 with
And the connection through-hole 2 14 of connecting flange 2 13 is connected to each other.
The wave guide ridge 8 is equipped with step ridge step, and coaxial TEM mould is converted directly into the TEc11 mould of elliptical waveguide,
Reduce the middle transition process and transition device of rectangular waveguide.Signal is fed by wave guide ridge step impedance conversion section to elliptical wave
It leads, realizes the direct transition for coaxially arriving elliptical waveguide.
Elliptical waveguide fixed block is formed by two pieces of fastenings of semiellipse fixed block 15.The semiellipse fixed block 15 is semi-ring
Shape is provided with connection through-hole 3 16 on the end face of semiellipse fixed block 15.
The inside of semiellipse fixed block 15 is provided with semiellipse recess 17, in the semiellipse recess 17 of semiellipse fixed block 15
Side is provided with thread groove 18, to realize accurate positionin of the elliptical waveguide in elliptical waveguide fixed block, and plays fastening effect.Institute
The elliptical waveguide fixed block stated is provided with annular groove, is equipped with sealing ring 19, in annular groove to avoid caused by mismachining tolerance
Assembly difficulty.
Threaded hole 20 there are two settings on the inside of the elliptical waveguide fixed block mounting groove 12 of elliptical waveguide mounting base main body 10, when
After two pieces of semiellipse fixed blocks 15 fasten, complete elliptical waveguide fixed block is formed, connection through-hole 3 16, spiral shell are passed through using screw
20 phase of pit is fixed, and is installed in elliptical waveguide fixed block mounting groove 12.
Three connection through-holes 2 14 and terminated coaxial elliptical waveguide on the connecting flange 2 13 of elliptical waveguide mounting base turn
Three connection through-holes 1 on the connecting flange 1 of parallel operation match, and fixation are bolted by connection, thus by elliptical wave
Mounting base is led to link together with terminated coaxial elliptical waveguide converter.
The utility model not only reduces the middle transition process and transition device of rectangular waveguide, substantially reduce production cost with
And simplify processing and installation process, and due to the shortening of in-between transition distance so that it is with better fade performance.Wave
The step impedance conversion structure for leading ridge substantially improves impedance matching and expands bandwidth of operation, and device is made to have better transporting
Energy.Meanwhile coaxial port and waveguide port are point-blank, this end on structure is more conducive to construction and installation and does anti-watertight
Envelope processing.
Claims (9)
1. a kind of termination Waveguide transitions, it is characterised in that: including terminated coaxial elliptical waveguide converter, elliptical waveguide fixed block
With elliptical waveguide mounting base；Terminated coaxial elliptical waveguide converter and elliptical waveguide mounting base are by being correspondingly connected with the connection of flange
Through-hole connection；
Terminated coaxial elliptical waveguide converter includes coaxial connector, wave guide ridge, elliptic cavity housing, connecting flange one, gas nozzle mouth
With gas nozzle nut；One end of elliptic cavity housing is provided with coaxial connector, and coaxial connector is interior by coaxial outer conductor and coaxially to lead
Body forms, and elliptical waveguide cavity is provided in elliptic cavity housing, and elliptical waveguide cavity is provided with wave guide ridge, coaxial inner conductor installation
In coaxial outer conductor, coaxial inner conductor is connected with wave guide ridge；The other end of elliptic cavity housing is provided with connecting flange one, even
The side of acting flange one is provided with gas nozzle mouth, and gas nozzle mouth is equipped with gas nozzle nut, for inflating；
Elliptical waveguide mounting base has elliptical waveguide mounting base main body, and elliptical waveguide peace is provided in elliptical waveguide mounting base main body
Fill hole；
Elliptical waveguide fixed block mounting groove is provided in elliptical waveguide mounting base main body, elliptical waveguide fixed block consolidates elliptical waveguide
It is mounted in elliptical waveguide fixed block mounting groove after fixed.
2. a kind of termination Waveguide transitions according to claim 1, it is characterised in that: terminated coaxial elliptical waveguide converter
Elliptic cavity housing on connecting flange one be provided with connection through-hole one；One end of elliptical waveguide mounting base main body is provided with connection
Flange two is provided with connection through-hole two on connecting flange two.
3. a kind of termination Waveguide transitions according to claim 2, it is characterised in that: terminated coaxial elliptical waveguide converter
It is connected to each other with elliptical waveguide mounting base by the connection through-hole one of connecting flange one and the connection through-hole two of connecting flange two.
4. a kind of termination Waveguide transitions according to claim 2, it is characterised in that: the connection method of elliptical waveguide mounting base
Three connection through-holes two on orchid two connect through-hole one with three on the connecting flange one of terminated coaxial elliptical waveguide converter
Match, fixation is bolted by connection, so that elliptical waveguide mounting base be connect with terminated coaxial elliptical waveguide converter
Together.
5. a kind of termination Waveguide transitions according to claim 1, it is characterised in that: the wave guide ridge is equipped with step ridge
Coaxial TEM mould is converted directly into the TEc11 mould of elliptical waveguide by step, reduces the middle transition process and mistake of rectangular waveguide
Device is crossed, signal is fed by wave guide ridge step impedance conversion section to elliptical waveguide, realizes the direct mistake for coaxially arriving elliptical waveguide
It crosses.
6. a kind of termination Waveguide transitions according to claim 1, it is characterised in that: the elliptical waveguide fixed block by
Two pieces of semiellipse fixed blocks fasten to be formed, and semiellipse fixed block is semi-circular, and connection through-hole three is provided on end face.
7. a kind of termination Waveguide transitions according to claim 6, it is characterised in that: the inside of semiellipse fixed block is arranged
There is semiellipse recess, thread groove is provided on the inside of the semiellipse recess of semiellipse fixed block, to realize elliptical waveguide in elliptical wave
The accurate positionin in fixed block is led, and plays fastening effect.
8. a kind of termination Waveguide transitions according to claim 1, it is characterised in that:
The elliptical waveguide fixed block is provided with annular groove, and sealing ring is equipped in annular groove, is led to avoid mismachining tolerance
The assembly difficulty of cause.
9. a kind of termination Waveguide transitions according to claim 6, it is characterised in that: elliptical waveguide mounting base main body it is ellipse
There are two threaded holes for setting on the inside of circular waveguide fixed block mounting groove, after two pieces of semiellipse fixed blocks fasten, are formed complete ellipse
Circular waveguide fixed block is mutually fixed by connection through-hole three, threaded hole using screw, is installed on elliptical waveguide fixed block mounting groove
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584884.3U CN208226059U (en) | 2018-04-24 | 2018-04-24 | A kind of termination Waveguide transitions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584884.3U CN208226059U (en) | 2018-04-24 | 2018-04-24 | A kind of termination Waveguide transitions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208226059U true CN208226059U (en) | 2018-12-11 |
Family
ID=64512218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820584884.3U Active CN208226059U (en) | 2018-04-24 | 2018-04-24 | A kind of termination Waveguide transitions |
Country Status (1)
| Country | Link |
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| CN (1) | CN208226059U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682930A (en) * | 2018-04-24 | 2018-10-19 | 中天射频电缆有限公司 | A kind of termination Waveguide transitions |
| CN110350281A (en) * | 2019-07-30 | 2019-10-18 | 北京无线电测量研究所 | A kind of ultra wide band ridge waveguide power splitter |
-
2018
- 2018-04-24 CN CN201820584884.3U patent/CN208226059U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682930A (en) * | 2018-04-24 | 2018-10-19 | 中天射频电缆有限公司 | A kind of termination Waveguide transitions |
| CN108682930B (en) * | 2018-04-24 | 2024-03-26 | 中天射频电缆有限公司 | Terminating waveguide transition device |
| CN110350281A (en) * | 2019-07-30 | 2019-10-18 | 北京无线电测量研究所 | A kind of ultra wide band ridge waveguide power splitter |
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