CN108933317A - A kind of flat cavate medium chamber power divider - Google Patents
A kind of flat cavate medium chamber power divider Download PDFInfo
- Publication number
- CN108933317A CN108933317A CN201811004284.6A CN201811004284A CN108933317A CN 108933317 A CN108933317 A CN 108933317A CN 201811004284 A CN201811004284 A CN 201811004284A CN 108933317 A CN108933317 A CN 108933317A
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- CN
- China
- Prior art keywords
- cavity
- flat
- cavate
- conductive rod
- power divider
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The present invention provides a kind of flat cavate medium chamber power dividers, including connector, cavity and conductive rod；The connector includes input adapter and out splice going splice, and the input adapter and the out splice going splice are separately positioned on the both ends of the cavity；The cross section of the cavity is hollow rectangle；The conductive rod cross section is rectangle, and setting is in the cavity, stair-stepping by thin thicker from input terminal to output extreme direction, converts section for the impedance of ladder-like setting, macromolecule medium material is filled between the conductive rod and the cavity；Transmission speed of the electromagnetic wave in the macromolecule medium material is less than aerial transmission speed；The axis of the cavity and the conductive rod along its length is overlapped.This flat cavate medium chamber power divider, can reduce the length of cavity, reduce material cost and installation space.
Description
Technical field
The present invention relates to bulk technology field more particularly to a kind of flat cavate medium chamber power dividers.
Background technique
Chamber power divider is a kind of will to be divided into two-way or the equal or unequal energy of multiple-channel output by input signal energy all the way
Device, the structure of chamber power divider includes connector and cavity in the prior art, and cavity cross-section is cuboid, and the cavity is defeated
Enter end and be equipped with a connector, it further includes connection in cavity that output end, which is equipped with multiple connectors, inner conductor is equipped in connector,
Bar, connecting rod be ladder-like revolving body, connecting rod one end connection input terminal adapter inner conductor, the other end of connecting rod with
The inner conductor for exporting terminal adapter is connected, and diameter of the connecting rod from input terminal to output end is gradually increased, and connector is adopted with cavity
With split production, it is connect with chamber activities.
When current chamber power divider carries out signal transmission, in order to meet the requirement of wavelength, the length of cavity is accumulation wave
Long length, this structure need to occupy significant portion of system space, propose space requirement to room point optimization.
Summary of the invention
In view of this, can be dropped the technical problem to be solved in the present invention is to provide a kind of flat cavate medium chamber power divider
The length of low cavity reduces material cost and installation space.
The technical scheme of the present invention is realized as follows:
A kind of flat cavate medium chamber power divider, including connector, cavity and conductive rod；
The connector includes input adapter and out splice going splice, and the input adapter and the out splice going splice are separately positioned on institute
State the both ends of cavity；
The cross section of the cavity is hollow rectangle；
The conductive rod cross section is rectangle, and setting is in the cavity, ladder-like from input terminal to output extreme direction
By thin thicker, be that the impedance of ladder-like setting converts section, macromolecule medium be filled between the conductive rod and the cavity
Material；Transmission speed of the electromagnetic wave in the macromolecule medium material is less than aerial transmission speed；
The axis of the cavity and the conductive rod along its length is overlapped.
Preferably, the conductive stick end is provided with rectangular channel, and the connector tail portion is provided with the flat contact pin of milling, the connector
The rectangular channel is connected by the flat contact pin of milling.
Preferably, the input adapter and the out splice going splice are equipped with waterproof platform, and the input adapter and the output connect
Head is equipped with sealing ring with the cavity junction.
Preferably, the cavity is aluminum alloy materials.
Preferably, the macromolecule medium material is polytetrafluoroethylene (PTFE).
Flat cavate medium chamber power divider proposed by the present invention is situated between by being filled with macromolecule between transmission line and cavity
Material, transmission speed of the electromagnetic wave in macromolecule medium material are less than aerial transmission speed, according to transmission line original
Reason, the length that impedance transformation saves each section is all quarter-wave, and electromagnetic wave transmission speed in macromolecule medium material drops
Low, wavelength reduces, to reduce the length of impedance transformation section, to reduce the length of cavity, reduces material cost and installation
Space.
Detailed description of the invention
Fig. 1 is the cross-sectional view for the flat cavate medium chamber power divider that the embodiment of the present invention proposes；
Fig. 2 is the cross-sectional view in Fig. 1 along line A-A.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the embodiment of the present invention proposes a kind of flat cavate medium chamber power divider, including connector, 2 and of cavity
Conductive rod 3；
The connector includes input adapter 101 and out splice going splice 102, the input adapter 101 and the out splice going splice 102
It is separately positioned on the both ends of the cavity 2；
The cross section of the cavity 2 is hollow rectangle；
3 cross section of conductive rod be rectangle, be arranged in the cavity 2, from input terminal to output extreme direction ladder
Shape by thin thicker, be that the impedance of ladder-like setting converts section, macromolecule be filled between the conductive rod 3 and the cavity 2
Dielectric material 4；Transmission speed of the electromagnetic wave in the macromolecule medium material is less than aerial transmission speed；
The axis of the cavity 2 and the conductive rod 3 along its length is overlapped.
As it can be seen that the flat cavate medium chamber power divider that the embodiment of the present invention proposes, by being filled out between transmission line and cavity
Filled with macromolecule medium material, transmission speed of the electromagnetic wave in macromolecule medium material is less than aerial transmission speed,
According to transmission line principle, it is all quarter-wave that impedance transformation, which saves the length of each section, and electromagnetic wave is in macromolecule medium material
Middle transmission speed reduces, and wavelength reduces, to reduce the length of impedance transformation section, to reduce the length of cavity, reduces material
Expect cost and installation space.
In a preferred embodiment of the invention, the conductive stick end is provided with rectangular channel, and the connector tail portion is set
It is equipped with the flat contact pin of milling, the connector connects the rectangular channel by the flat contact pin of milling.
In the present embodiment, when connector connects conductive rod by contact hole, flat contact pin is milled by the setting in connector tail portion, it can be with
Convenient for the connection of connector and conductive rod, and will not butt joint and conductive rod cause to be lost.Milling flat contact pin can be by a variety of connection
Mode connects conductive rod, it is preferred that mills flat contact pin welding transmission line.
In a preferred embodiment of the invention, the input adapter and the out splice going splice are equipped with waterproof platform, described
Input adapter and the out splice going splice and the cavity junction are equipped with sealing ring.
In the application, the waterproof performance of product entirety can be improved by the double protection of waterproof platform and sealing ring, protect
Grade is high, long service life.
In a preferred embodiment of the invention, the cavity is aluminum alloy materials.
In the present embodiment, cavity can squeeze to form about 3 meters of every root long of hollow pipe by thin-wall section, then pass through vehicle
Processing technology is processed into the cavity of power distributor of regular length and size.6061 materials are conductive compared to ADC12 die casting aluminium
Aspect of performance significantly improves, and cost reduces, and does not need out large-scale compression mod.
In a preferred embodiment of the invention, the macromolecule medium material is polytetrafluoroethylene (PTFE).
Macromolecule medium material has the characteristics that antiacid alkali resistant, resists various organic solvents, is practically insoluble in all solvents.
Meanwhile polytetrafluoroethylene (PTFE) has the characteristics that resistant to high temperature, its coefficient of friction is extremely low, so can be used as the ideal material of communications
Material.
Flat cavate medium chamber power divider proposed by the present invention is situated between by being filled with macromolecule between transmission line and cavity
Material, transmission speed of the electromagnetic wave in macromolecule medium material are less than aerial transmission speed, according to transmission line original
Reason, the length that impedance transformation saves each section is all quarter-wave, and electromagnetic wave transmission speed in macromolecule medium material drops
Low, wavelength reduces, to reduce the length of impedance transformation section, to reduce the length of cavity, reduces material cost and installation
Space.
Cavity can squeeze to form hollow pipe by thin-wall section in the present embodiment, then by Vehicle Processing technique, by it
It is processed into the cavity of power distributor of regular length and size；The axial direction along its length of conductive rod and cavity is identical, this power splitter
Cross-section, cavity and conductive rod are rectangle, and distance of the conductive rod at left and right sides of cavity is greater than two above and below cavity
The distance of side, thus magnetic field left and right it is partially strong, up and down it is on the weak side, in this way be convenient for electromagnetic transmission direction is made a change, make its by
Certain direction is transmitted, and transmission loss is reduced.
In conclusion following effect at least may be implemented in the embodiment of the present invention:
In embodiments of the present invention, by being filled with macromolecule medium material between transmission line and cavity, electromagnetic wave exists
Transmission speed in macromolecule medium material is less than aerial transmission speed, and according to transmission line principle, impedance transformation section is every
The length of one section is all quarter-wave, and electromagnetic wave transmission speed in macromolecule medium material reduces, and wavelength reduces, thus
The length of impedance transformation section is reduced, to reduce the length of cavity, reduces material cost and installation space
In embodiments of the present invention, the cavity of power splitter and center conductive stick be all rectangle setting, power splitter it is transversal
At face, magnetic field left and right it is partially strong, up and down it is on the weak side, convenient for being made a change to electromagnetic transmission direction, make its by certain direction into
Row transmission, reduces transmission loss.
Finally, it should be noted that the foregoing is merely presently preferred embodiments of the present invention, it is merely to illustrate skill of the invention
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., are included within the scope of protection of the present invention.
Claims (5)
1. a kind of flat cavate medium chamber power divider, which is characterized in that including connector, cavity and conductive rod；
The connector includes input adapter and out splice going splice, and the input adapter and the out splice going splice are separately positioned on the chamber
The both ends of body；
The cross section of the cavity is hollow rectangle；
The conductive rod cross section be rectangle, setting in the cavity, from input terminal to output extreme direction it is stair-stepping by
It is thin thicker, it is that the impedance of ladder-like setting converts section, macromolecule medium material is filled between the conductive rod and the cavity；
Transmission speed of the electromagnetic wave in the macromolecule medium material is less than aerial transmission speed；
The axis of the cavity and the conductive rod along its length is overlapped.
2. flat cavate medium chamber power divider as described in claim 1, which is characterized in that the conduction stick end is provided with square
Shape slot, the connector tail portion are provided with the flat contact pin of milling, and the connector connects the rectangular channel by the flat contact pin of milling.
3. flat cavate medium chamber power divider as described in claim 1, which is characterized in that the input adapter and the output
Connector is equipped with waterproof platform, the input adapter and the out splice going splice and the cavity junction is equipped with sealing ring.
4. flat cavate medium chamber power divider as described in claim 1, which is characterized in that the cavity is aluminum alloy materials.
5. flat cavate medium chamber power divider according to any one of claims 1-4, which is characterized in that the macromolecule medium
Material is polytetrafluoroethylene (PTFE).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004284.6A CN108933317A (en) | 2018-08-30 | 2018-08-30 | A kind of flat cavate medium chamber power divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004284.6A CN108933317A (en) | 2018-08-30 | 2018-08-30 | A kind of flat cavate medium chamber power divider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108933317A true CN108933317A (en) | 2018-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811004284.6A Pending CN108933317A (en) | 2018-08-30 | 2018-08-30 | A kind of flat cavate medium chamber power divider |
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| Country | Link |
|---|---|
| CN (1) | CN108933317A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61201502A (en) * | 1985-03-05 | 1986-09-06 | Mitsubishi Electric Corp | Square coaxial line |
| CN201689967U (en) * | 2010-06-08 | 2010-12-29 | 南京东恒电子科技有限公司 | Passive cavity power distributor |
| CN102122746A (en) * | 2010-12-16 | 2011-07-13 | 深圳市大富科技股份有限公司 | Cavity power divider and connecting piece therein |
| CN206422208U (en) * | 2017-02-10 | 2017-08-18 | 合肥时运达电子科技有限公司 | A kind of chamber power divider |
| CN206789671U (en) * | 2017-02-03 | 2017-12-22 | 安徽禄讯电子科技有限公司 | High intermodulation water proof type microstrip power divider |
-
2018
- 2018-08-30 CN CN201811004284.6A patent/CN108933317A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61201502A (en) * | 1985-03-05 | 1986-09-06 | Mitsubishi Electric Corp | Square coaxial line |
| CN201689967U (en) * | 2010-06-08 | 2010-12-29 | 南京东恒电子科技有限公司 | Passive cavity power distributor |
| CN102122746A (en) * | 2010-12-16 | 2011-07-13 | 深圳市大富科技股份有限公司 | Cavity power divider and connecting piece therein |
| CN206789671U (en) * | 2017-02-03 | 2017-12-22 | 安徽禄讯电子科技有限公司 | High intermodulation water proof type microstrip power divider |
| CN206422208U (en) * | 2017-02-10 | 2017-08-18 | 合肥时运达电子科技有限公司 | A kind of chamber power divider |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181204 |
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| RJ01 | Rejection of invention patent application after publication |