CN205429131U - Coaxial converter of waveguide - Google Patents
Coaxial converter of waveguide Download PDFInfo
- Publication number
- CN205429131U CN205429131U CN201620177884.2U CN201620177884U CN205429131U CN 205429131 U CN205429131 U CN 205429131U CN 201620177884 U CN201620177884 U CN 201620177884U CN 205429131 U CN205429131 U CN 205429131U
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- waveguide
- allotment
- coaxial
- coaxial connector
- hammer
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Abstract
The utility model discloses beneficial effect is: the utility model provides a pair of coaxial converter of waveguide, the coaxial connector volume that leads to when being located the waveguide broadside to coaxial connector in the coaxial converter of waveguide spare in prior art is great, high higher technical problem, the utility model discloses a coaxial converter of waveguide includes wave guide, coaxial connector and allotment subassembly, coaxial connector set up in coaxial line to rectangular waveguide's conversion is realized through the probe in the narrow limit of wave guide, with on by traditional rectangular waveguide broadside 90 degree rotatory transferred to the waveguide narrow limits of coaxial interface, has guaranteed ripples highly lower with the conversion, has reached the less technological effect of highly lower, volume of realization microwave signal transmission's device.
Description
Technical field
This utility model relates to technical field of micro communication, in particular to a kind of waveguide coaxial converter.
Background technology
At present, waveguide-coaxial transition device plays vital effect in microwave and millimetre-wave attenuator field.Realize waveguide-coax transition and be based primarily upon two kinds of theories: one is for coaxial probe inspiration problem in rectangular waveguide；Two is for the research of step waveguide in rectangular waveguide.
The quality of waveguide-coax transition device electric property, on the one hand depends on the performance of coaxial connector, on the other hand depends on whether the characteristic impedance of step waveguide mates and the energisation mode of probe.
Main probe excitation mode is placement coaxial connector on the broadside of rectangular waveguide so that probe becomes vertical relation with waveguide broadside, and this structure is applicable to the majority of case of medium and low frequency section.
But along with developing rapidly of communication technology, the especially growing tension of frequency spectrum resource and the rapid of the 5th generation communication technology advances, people for high-frequency element (V-band, E wave band etc.) while electrical performance demands is more and more higher volume to device it is also proposed higher requirement, now due to use broadside probe excitation waveguide coaxial converter part in coaxial connector be positioned at waveguide broadside, cause waveguide coaxial converter volume more greatly, the highest, under a variety of application scenarios, gradually can not meet the demand of people.
Utility model content
The purpose of this utility model is to provide a kind of waveguide coaxial converter, and it can reduce the volume of waveguide coaxial converter while realizing the conversion of Waveguide coaxial microwave signal, in order to meets the demand of people under more application scenarios.
Embodiment of the present utility model is achieved in that
A kind of waveguide coaxial converter, comprising: waveguide, coaxial connector and allotment assembly, described waveguide includes rectangular cavities, described coaxial connector is arranged at the narrow limit of described waveguide correspondence rectangular cavities, described allotment assembly is arranged in described waveguide, described allotment assembly is connected with described coaxial connector, and described allotment assembly is for regulating the standing-wave ratio of described waveguide coaxial converter.
In this utility model preferred embodiment, also including that probe, described coaxial connector are connected with one end of described probe, the other end of described probe is connected with described allotment assembly, and described probe is for motivating the electromagnetic wave of preset mode in described waveguide.
In this utility model preferred embodiment, described probe is parallel to the described broadside of described rectangular cavities.
In this utility model preferred embodiment, described allotment assembly includes allocating post and allotment hammer, one end of described allotment post connects described probe, the other end of described allotment post is connected with one end of described allotment hammer, and the broadside of the other end rectangular cavities corresponding with described waveguide of described allotment hammer connects.
In this utility model preferred embodiment, described allotment hammer is round table-like allotment hammer, and described round table-like holding greatly of allotment hammer is connected with described allotment post, and the small end of described round table-like allotment hammer connects the inwall of described waveguide.
In this utility model preferred embodiment, described allotment post is fixing with the described nose circle of described allotment hammer to be connected.
In this utility model preferred embodiment, also including that boss, described boss are arranged on the side end face at place, narrow limit of described rectangular cavities, described coaxial connector is connected with described waveguide by described boss.
In this utility model preferred embodiment, the width in the cross section of described rectangular cavities is 22.86mm, and height is 10.16mm.
In this utility model preferred embodiment, described coaxial connector includes N-type coaxial connector.
In this utility model preferred embodiment, at the trisection point of the side end face, place, narrow limit that described coaxial connector is arranged at described waveguide correspondence rectangular cavities.
A kind of waveguide coaxial converter that this utility model provides, it is directed to the coaxial connector volume that in the waveguide coaxial converter part of prior art, coaxial connector is caused when being positioned at waveguide broadside bigger, the highest technical problem, waveguide coaxial converter of the present utility model includes waveguide, coaxial connector and allotment assembly, described coaxial connector is arranged at the narrow limit of described waveguide, coaxial interface has been transferred to the narrow limit of waveguide by 90-degree rotation on traditional rectangular waveguide broadside, ensure that ripple is relatively low with the height of conversion, the height having reached the device realizing microwave signal transmission is relatively low, the technique effect of small volume.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, the accompanying drawing used required in embodiment will be briefly described below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope it is not construed as, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
The axonometric chart of a kind of waveguide coaxial converter that Fig. 1 provides for this utility model embodiment；
The profile of a kind of waveguide coaxial converter that Fig. 2 provides for this utility model embodiment；
The structural representation of the waveguide of a kind of waveguide coaxial converter that Fig. 3 provides for this utility model embodiment；
The structural representation of the waveguide body of a kind of waveguide coaxial converter that Fig. 4 provides for this utility model embodiment；
The structural representation of the coaxial connector of a kind of waveguide coaxial converter that Fig. 5 provides for this utility model embodiment；
The structural representation of the allotment assembly of a kind of waveguide coaxial converter that Fig. 6 provides for this utility model embodiment.
Reference collects:
Waveguide 100；Rectangular cavities 110；
Narrow limit 112；Broadside 114；Front end 116；Rear end 118；
Boss 120；Ring flange 140；End cap 160；
Coaxial connector 200；Connect end 202；End of convert 204；Probe 220；
Allotment assembly 300；Allotment post 320；
Allotment hammer 340；The big end 342 of allotment hammer；The small end 344 of allotment hammer.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of this utility model rather than whole embodiments.Generally can with various different configurations arrange and design with the assembly of this utility model embodiment that illustrate described in accompanying drawing herein.
Therefore, the detailed description to the embodiment of the present utility model provided in the accompanying drawings is not intended to limit claimed scope of the present utility model below, but is merely representative of selected embodiment of the present utility model.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
It should also be noted that similar label and letter represent similar terms in following accompanying drawing, therefore, the most a certain Xiang Yi accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", on " ", D score, " left ", " right ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation usually put or position relationship when using, it is for only for ease of description this utility model and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Describe additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing, and it is not intended that indicate or hint relative importance.
Additionally, the term such as term " level ", " vertically ", " pendency " is not offered as requiring parts abswolute level or pendency, but can be slightly tilted.As " level " only refers to for its direction relatively " vertically " more level, it is not that this structure of expression must be perfectly level, but can be slightly tilted.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " is arranged ", " installation ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can include that the first and second features directly contact, it is also possible to include that the first and second features are not directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include that fisrt feature directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " include that fisrt feature immediately below second feature and obliquely downward, or is merely representative of fisrt feature level height less than second feature.
Waveguide-coaxial transition device plays vital effect in microwave and millimetre-wave attenuator field.Realize waveguide-coax transition and be based primarily upon two kinds of theories: one is for coaxial probe inspiration problem in rectangular waveguide；Two is for the research of step waveguide in rectangular waveguide.The quality of waveguide-coax transition device electric property, on the one hand depends on the performance of coaxial connector, on the other hand depends on whether the characteristic impedance of step waveguide mates and the energisation mode of probe.
Refer to Fig. 1, a kind of waveguide coaxial converter that the present embodiment provides, wherein, specifically include that waveguide 100 and be connected to coaxial connector 200 and the allotment assembly 300 on the corresponding narrow limit of rectangular cavities 110 112 of waveguide 100.
See Fig. 3 and Fig. 4, for the structural representation of waveguide 100 of the coaxial conversion equipment that the present embodiment provides.Described waveguide 100 include rectangular cavities 110, described rectangular cavities 110 be cross section be the tubular structure of rectangle, described waveguide 100 can be preferably standard rectangular waveguide or non-standard rectangular cavities, and described rectangular cavities includes broadside 114 and narrow limit 112.Described waveguide can select standard BJ100 rectangular waveguide, the i.e. width of waveguide selects w to be 22.86mm, highly include two openings for this described waveguide of 10.16mm., it is set to front end 116 and rear end 118, the front end 116 of waveguide is for connecting cable, and the rear end 118 of described rectangular cavities 110 is used for connecting coaxial converter.
The front end 116 of described rectangular cavities 110 connects ring flange 140, is connected to cable by ring flange 140, is exported by waveguide signal.
The rear end 118 of described rectangular cavities 110 connects end cap 160, the narrow limit 112 of described rectangular cavities 110 is externally connected with coaxial connector 200, for accessing coaxial signal, the coaxial signal of access is carried out waveguide transitions, the other end of coaxial connector 200 connects allotment assembly 300, and described allotment assembly 300 is for regulating the standing-wave ratio of described waveguide coaxial converter.
Coaxial connector 200 is used for accessing coaxial microwave signal, and coaxial connector 200 is connected with the narrow limit 112 of waveguide, is encouraged by narrow limit 112 and coaxial microwave signal is converted into waveguide microwave signal.Coaxial connector 200 is preferably used N-type coaxial connector 200, N-type, SMA, TNC, BNC, K2.92, V2.4, L16, L29, H63 diplodal or aciculiform coaxial connector 200 can certainly be included, the model of described coaxial connector 200 can be preferably TNC-50KFD15, has arrived more preferable coaxially connected conversion effect.
Refer to Fig. 2, for the sectional view of the waveguide coaxial converter that the present embodiment provides.The length direction of described rectangular cavities 110 arranges described coaxial connector 200, at the trisection point of the side end face length direction that can preferably described coaxial connector 200 be arranged on the place, narrow limit 112 of rectangular cavities 110, can be disposed on the length direction of described waveguide from described rear end 118 away from 1/3rd for whole guide length, go for the connection requirement of the cable machinery of relatively multi-user, it is of course also possible to the position specifically needing to set described coaxial connector 200 relative to described waveguide of the cable machinery used according to user.
Refer to Fig. 2 and Fig. 5, wherein, the structural representation of the coaxial connector of the waveguide coaxial converter that Fig. 5 provides for the present embodiment.Connecting the side opening of described coaxial connector 200 at described waveguide 100, opening arranges boss 120, described boss 120 offers the through hole accommodating described coaxial connector 200.Coaxial connector 200 includes connecting end 202 and end of convert 204, the end 202 that connects of described coaxial connector 200 is arranged on the outside of waveguide, described end of convert 204 gos deep into after described through hole reaches in described waveguide on described narrow limit 112, it is connected with described allotment assembly 300, carries out the parameter regulation of standing-wave ratio etc. by toning distribution assembly 300.
End of convert 204 at described coaxial converter connects probe 220, and the direction at broadside 114 place being oriented parallel to described waveguide of probe 220, the other end of probe 220 is connected with described allotment assembly 300.
Refer to Fig. 6, for the structural representation allocating assembly of a kind of waveguide coaxial converter that the present embodiment provides.Allotment assembly 300 can include allocating post 320 and allotment hammer 340, and one end of described allotment post 320 is connected with described probe 220, and the other end of described allotment post 320 is connected with described allotment hammer 340.The shape of allotment post 320 can be cylindrical, being shaped as of allotment hammer 340 is round table-like, round table-like allotment hammer 340 can arrange big end 342 and the small end 344 of allotment hammer of allotment hammer, the big end 342 of round table-like described allotment hammer is connected with described allotment post 320, the small end 344 of round table-like described allotment hammer is connected on the inwall of described waveguide.
The allotment post 320 that described allotment assembly 300 is comprised and the connected mode allocating hammer 340 are preferably fixing connection, can include other connected modes such as welding, threaded.By the size (highly, diameter etc.) of regulation allotment hammer 340, obtain relatively low standing-wave ratio.The size of allotment hammer and the standing-wave ratio of correspondence thereof are debugged when mounted and are determined, generally, change the height of allotment hammer 340, the distance of allotment hammer 340 to short circuit face, and standing wave i.e. has and the most significantly changes, finds the position meeting index.
Certainly, in the waveguide coaxial converter that above-mentioned the present embodiment provides, also include the connectors such as screw, packing ring that parts connect, to realize the fixing connection of waveguide coaxial converter.
The operation principle of described waveguide coaxial converter specifically includes:
When ripple is with conversion work, coaxial connector sectional drawing coaxial signal, by probe 220, coaxial line (TEM mould) is transformed into rectangular waveguide (preset mode, such as TE10 mould), thus realizes microwave signal and change in different transmission lines.
Along with developing rapidly of communication technology, the especially growing tension of frequency spectrum resource and the rapid propelling of the 5th generation communication technology, people for the electrical performance demands of high-frequency element (such as frequency range is at V-band, E wave band etc.) while more and more higher volume to device also improve requirement.
The quadrature wave of broadside 114 excitation of prior art, with conversion, structure is necessarily perpendicular to axle head waveguide broadside 114, so after connecting cable, ripple can be caused to uprise with transition altitude, volume uprises.Broadside 114 excitation and narrow limit 112 encourage two kinds of ripples can realize the transmission of microwave signal after carrying out impedance matching with transformational structure, and the waveguide coaxial converter that this utility model provides, described coaxial connector 200 is arranged at the narrow limit 112 of described waveguide, it is formed on the narrow limit of waveguide 112 ripple of excitation with conversion, coaxial interface has been transferred to the narrow limit 112 of waveguide by 90-degree rotation on traditional rectangular waveguide broadside 114, it is ensured that ripple is relatively low with the height of conversion, volume diminishes simultaneously.This waveguide coaxial converter can be in the case of keeping shorter narrow limit 112 length, realize making signal carry out the function changed between coaxial connector 200 and rectangular waveguide under different frequency range (0.3-110GHz), meet the communication technology requirement to device miniaturization.
nullThe waveguide coaxial converter that above-mentioned this utility model embodiment provides，It is directed to coaxial connector 200 volume that in the waveguide coaxial converter part of prior art, coaxial connector 200 is caused when being positioned at waveguide broadside 114 bigger、The highest technical problem，Waveguide coaxial converter of the present utility model includes waveguide、Coaxial connector 200 and allotment assembly 300，Described waveguide is rectangular waveguide，Rectangular waveguide includes broadside 114 and narrow limit 112，Described coaxial connector 200 also includes probe 220，Described allotment assembly 300 includes allocating post 320 and allotment hammer 340，Described coaxial connector 200 is arranged at the narrow limit 112 of described waveguide，The end of convert 204 of coaxial connector 200 connects probe 220，The other end of probe 220 connects allotment post 320，Allotment post 320 connects described allotment hammer 340.Broadside 114 excitation and narrow limit 112 encourage two kinds of ripples can realize the transmission of microwave signal after carrying out impedance matching with transformational structure, and the waveguide coaxial converter that this utility model provides, described coaxial connector 200 is arranged at the narrow limit 112 of described waveguide, it is formed on the narrow limit of waveguide 112 ripple of excitation with conversion, coaxial interface has been transferred to the narrow limit 112 of waveguide by 90-degree rotation on traditional rectangular waveguide broadside 114, it is ensured that ripple is relatively low with the height of conversion, volume diminishes simultaneously.This waveguide coaxial converter can be in the case of keeping shorter narrow limit 112 length, realize making signal carry out the function changed between coaxial connector 200 and rectangular waveguide under different frequency range (0.3-110GHz), meet the communication technology requirement to device miniaturization.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a waveguide coaxial converter, it is characterized in that, including: waveguide, coaxial connector and allotment assembly, described coaxial connector is arranged at the narrow limit of described waveguide correspondence rectangular cavities, described allotment assembly is arranged in described waveguide, described allotment assembly is connected with described coaxial connector, and described allotment assembly is for regulating the standing-wave ratio of described waveguide coaxial converter.
Waveguide coaxial converter the most according to claim 1, it is characterized in that, also include that probe, described coaxial connector are connected with one end of described probe, the other end of described probe is connected with described allotment assembly, and described probe is for motivating the electromagnetic wave of preset mode in described waveguide.
Waveguide coaxial converter the most according to claim 2, it is characterised in that described probe is vertically arranged to the broadside of described waveguide correspondence rectangular cavities.
Waveguide coaxial converter the most according to claim 3, it is characterized in that, described allotment assembly includes allocating post and allotment hammer, one end of described allotment post connects described probe, the other end of described allotment post is connected with one end of described allotment hammer, and the other end of described allotment hammer is connected with the inwall of described waveguide.
Waveguide coaxial converter the most according to claim 4, it is characterised in that described allotment hammer is round table-like allotment hammer, described round table-like holding greatly of allotment hammer is connected with described allotment post, and the small end of described round table-like allotment hammer connects the inwall of described waveguide.
Waveguide coaxial converter the most according to claim 5, it is characterised in that described allotment post is fixing with described allotment hammer to be connected.
Waveguide coaxial converter the most according to claim 1, it is characterised in that also include that, on the side end face at the place, narrow limit that boss, described boss be arranged at described waveguide correspondence rectangular cavities, described coaxial connector is connected with described waveguide by described boss.
Waveguide coaxial converter the most according to claim 1, it is characterised in that the width in the cross section of described rectangular cavities is 22.86mm, height is 10.16mm.
Waveguide coaxial converter the most according to claim 1, it is characterised in that described coaxial connector includes N-type coaxial connector.
Waveguide coaxial converter the most according to claim 1, it is characterised in that at the trisection point of the side end face, place, narrow limit that described coaxial connector is arranged at described waveguide correspondence rectangular cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620177884.2U CN205429131U (en) | 2016-03-08 | 2016-03-08 | Coaxial converter of waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620177884.2U CN205429131U (en) | 2016-03-08 | 2016-03-08 | Coaxial converter of waveguide |
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| Publication Number | Publication Date |
|---|---|
| CN205429131U true CN205429131U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620177884.2U Expired - Fee Related CN205429131U (en) | 2016-03-08 | 2016-03-08 | Coaxial converter of waveguide |
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| CN (1) | CN205429131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789805A (en) * | 2016-03-08 | 2016-07-20 | 江苏恒达微波技术开发有限公司 | Waveguide coaxial conversion device |
| CN106785286A (en) * | 2016-12-22 | 2017-05-31 | 航天恒星科技有限公司 | Waveguide coaxial converter |
-
2016
- 2016-03-08 CN CN201620177884.2U patent/CN205429131U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789805A (en) * | 2016-03-08 | 2016-07-20 | 江苏恒达微波技术开发有限公司 | Waveguide coaxial conversion device |
| CN106785286A (en) * | 2016-12-22 | 2017-05-31 | 航天恒星科技有限公司 | Waveguide coaxial converter |
| CN106785286B (en) * | 2016-12-22 | 2019-09-03 | 航天恒星科技有限公司 | Waveguide coaxial converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170308 |