CN203481354U - Power divider for dividing over-molded coaxial waveguide into two rectangular waveguides - Google Patents
Power divider for dividing over-molded coaxial waveguide into two rectangular waveguides Download PDFInfo
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- CN203481354U CN203481354U CN201320662861.7U CN201320662861U CN203481354U CN 203481354 U CN203481354 U CN 203481354U CN 201320662861 U CN201320662861 U CN 201320662861U CN 203481354 U CN203481354 U CN 203481354U
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- coaxial waveguide
- power divider
- waveguide
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Abstract
The utility model discloses a power divider for dividing an over-molded coaxial waveguide into two rectangular waveguides. The power divider mainly solves the problem that a mature power divider for dividing the over-molded coaxial waveguide into two rectangular waveguides in the prior art does not exist, and the technical development requirement cannot be met. The power divider for dividing the over-molded coaxial waveguide into the two rectangular waveguides comprises a base plate and a top plate, and further comprises an input coaxial waveguide, a taper body, a half-cylinder-shaped conductor and a wave dividing stand column, wherein the top of the input coaxial waveguide is fixed in the center of the base plate, the bottom of the taper body is fixed on the top plate, the top of the taper body is connected with the input coaxial waveguide, the taper body is of a taper-shaped conductor structure, the half-cylinder-shaped conductor is fixed between the top plate and the base plate and located on the outer side of the taper body, and the wave dividing stand column is fixed between the top plate and the base plate and located on the outer side of the half-cylinder-shaped conductor. By means of the scheme, the power divider achieves the aims of being low in reflection, low in loss, high in power capacity and suitable for high power application, and the high practical value and the high promotional value are achieved.
Description
Technical field
The utility model relates to a kind of power divider of High-Power Microwave technical field, specifically, relates to a kind of high power that is applicable to and crosses mould coaxial waveguide to the power divider of two-way rectangular waveguide.
Background technology
In traditional microwave technical field, power divider is a kind of common microwave component, its implementation is more, correlative study and application are also very extensive, yet for being applied to the power divider in High-Power Microwave field, except the technical performances such as the desired low-loss of conventional power distributor, low reflection, high-transmission efficiency are studied, also need to meet itself and the mating and realize high power capacity of high-power microwave source output mode.
At present; most of high-power microwave sources have axisymmetry structure; what its export structure was more is the TM0n mould that adopted the TEM mould of mould coaxial waveguide or crossed mould circular waveguide; wherein Chinese scholars has carried out some research to multichannel rectangular waveguide power splitter coaxial waveguide; the power divider of two kinds of forms has mainly been proposed; be 1 minute N road power splitter, wherein microwave is exported by N road rectangular waveguide through the transition of radial transmission line structure after by coaxial input again.The weak point of this technical scheme is that internal structure adopts medium to fix, and has affected the raising of power capacity; Another kind is that TEM coaxial ripple is to rectangle TE10 mode converter structure, wherein microwave is inputted by coaxial waveguide, short circuit arm through coaxial waveguide top regulates, Zai You 2/4 road square wave waveguide output, coaxial waveguide inner wire has run through the upper surface of rectangular waveguide, formed a short circuit wall for regulating coupling, this structure does not need to introduce medium and is fixed, be applicable to High-Power Microwave application, but the entrance coaxial waveguide of this structure is non-mould coaxial waveguide excessively, excessively under mould condition, cannot realize 2 road rectangular waveguides outputs.
In High-Power Microwave application, in order to meet high power requirement, the coaxial waveguide adopting worked in mould state, and the nonaxisymmetry of two-way rectangular waveguide output can produce higher order mode, must suppress higher order mode, increase the difficult design of such power divider.Although person skilled designs to two-way rectangular waveguide power splitter coaxial waveguide in the recent period, adopted the transmission of the method inhibition higher order mode that adds double-deck right-angled intersection supporting bar structure in crossing mould coaxial waveguide, but this scenario-frame is more complicated, and power capacity is not high.
In sum, for high power, cross mould coaxial waveguide also immature to research and the technical scheme of two-way rectangular waveguide power divider.
Utility model content
The purpose of this utility model is to provide a kind of mould coaxial waveguide of crossing to the power divider of two-way rectangular waveguide, mainly solve in prior art, exist lack a kind of maturation for high power, cross mould coaxial waveguide to the power divider of two-way rectangular waveguide, can not meet the problem of technical development demand.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Cross mould coaxial waveguide to the power divider of two-way rectangular waveguide, comprise base plate and top board, also comprise that top is fixed on the input coaxial waveguide of base plate center position, the cone that bottom is fixed on top board, top is connected with input coaxial waveguide, this cone is conical conductor structure, and be fixed between top board and base plate, be positioned at the semicircle column type conductor in cone outside, be fixed between top board and base plate, be positioned at the partial wave column in semicircle column type conductor outside.
Specifically, described input coaxial waveguide consists of with the inner wire being connected with centrum the outer conductor being fixed on base plate.
As preferably, described semicircle column type conductor and partial wave column are two, wherein half column type conductor and a partial wave column are positioned at input coaxial waveguide one side, second half column type conductor and partial wave column be in input coaxial waveguide opposite side, and the semicircle column type conductor of input coaxial waveguide both sides and partial wave column are all with respect to its axial symmetry.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model is for the power division demand that adopted the high-power microwave source of mould coaxial waveguide output, a kind of novel high power power divider has been proposed, can realize mould coaxial waveguide TEM mould to the power division of two-way rectangular waveguide TE10 mould, there is feature simple in structure, that loss is lower, power capacity is high, meet technical development demand, there is substantive distinguishing features and marked improvement, be applicable to large-scale promotion application.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A generalized section of Fig. 1.
Fig. 3 is the B-B generalized section of Fig. 2.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
1-inputs coaxial waveguide, 2-rectangular waveguide, 3-cone, 4-semicircle column type conductor ，5-YXing rectangular waveguide branch, 6-partial wave column, 7-base plate, 8-top board, 1a-outer conductor, 1b-inner wire.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and execution mode of the present utility model includes but not limited to the following example.
Embodiment
For solve in prior art, exist lack a kind of maturation for high power, cross mould coaxial waveguide to the power divider of two-way rectangular waveguide, can not meet the problem of technical development demand, as shown in Fig. 1 ~ 3, the utility model provides a kind of mould coaxial waveguide of crossing to the power divider of two-way rectangular waveguide, comprise the input coaxial waveguide 1 being formed by top board 8, base plate 7, outer conductor (1a in Fig. 3) and inner wire (1b in Fig. 3), cone 3, semicircle column type conductor 4 and the partial wave column 6 of conical conductor structure, wherein, cone 3 bottoms are fixed on top board 8; The inner wire 1b of input coaxial waveguide 1 is connected with cone 3 tops, outer conductor 1a is fixed on base plate 7; Semicircle column type conductor 4 and partial wave column 6 are fixed between top board 8 and base plate 7.
Preferably input coaxial waveguide 1 is fixed on to base plate 7 center positions, semicircle column type conductor 4 and partial wave column 6 all arrange two, wherein half column type conductor 4 and a partial wave column 6 are positioned at input coaxial waveguide 1 one sides, second half column type conductor 4 and partial wave column 6 are positioned at input coaxial waveguide 1 opposite side, and the semicircle column type conductor 4 of input coaxial waveguide 1 both sides and partial wave column 6 are all with respect to its axial symmetry.
After above-mentioned setting, during use, just can form field distribution, 2 positions of Reference numeral in Fig. 2 are set as to rectangular waveguide, the utility model has four road rectangular waveguides, Reference numeral 5 positions are set as to Y type rectangular waveguide branch, two-way rectangular waveguide 2 forms Liao Yi road rectangular waveguide jointly with Y type rectangular waveguide branch 5, wherein, the input coaxial waveguide 1 and the coupled Si road rectangular waveguide 2 that are positioned at center are realized waveguide mode conversion by cone 3 and two semicircle column type conductors 4, the power that Y type rectangular waveguide branch adopts partial wave column 6 to realize two-way rectangular waveguide Dao Yi road rectangular waveguide synthesizes.
Empirical tests, in 2.8-2.96GHz frequency band range, reflection coefficient of the present utility model is less than 0.15, loss is less than 0.15dB, when centre frequency 2.88GHz, reflection coefficient is 0.03, the about 0.05dB of loss, inner field intensity maximum 474v/m is 4GW according to its design power capacity of vacuum threshold calculations.The above results shows, this power divider has that reflection is little, and efficiency of transmission is high, and the characteristic that power capacity is high meets high power applications demand.
According to above-described embodiment, just can realize well the utility model.
Claims (3)
1. cross mould coaxial waveguide to the power divider of two-way rectangular waveguide, comprise base plate (7) and top board (8), it is characterized in that, also comprise that top is fixed on the input coaxial waveguide (1) of base plate (7) center position, bottom is fixed on top board (8), the cone (3) that top is connected with input coaxial waveguide (1), this cone (3) is conical conductor structure, and be fixed between top board (8) and base plate (7), be positioned at the semicircle column type conductor (4) in cone (3) outside, be fixed between top board (8) and base plate (7), be positioned at the partial wave column (6) in semicircle column type conductor (4) outside.
2. the mould coaxial waveguide of crossing according to claim 1, to the power divider of two-way rectangular waveguide, is characterized in that, described input coaxial waveguide (1) consists of with the inner wire being connected with centrum (3) the outer conductor being fixed on base plate (7).
3. the mould coaxial waveguide of crossing according to claim 2 is to the power divider of two-way rectangular waveguide, it is characterized in that, described semicircle column type conductor (4) and partial wave column (6) are two, wherein half column type conductor (4) and a partial wave column (6) are positioned at input coaxial waveguide (1) one side, second half column type conductor (4) and partial wave column (6) are positioned at input coaxial waveguide (1) opposite side, and the semicircle column type conductor (4) of input coaxial waveguide (1) both sides and partial wave column (6) are all with respect to its axial symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320662861.7U CN203481354U (en) | 2013-10-25 | 2013-10-25 | Power divider for dividing over-molded coaxial waveguide into two rectangular waveguides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320662861.7U CN203481354U (en) | 2013-10-25 | 2013-10-25 | Power divider for dividing over-molded coaxial waveguide into two rectangular waveguides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481354U true CN203481354U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320662861.7U Withdrawn - After Issue CN203481354U (en) | 2013-10-25 | 2013-10-25 | Power divider for dividing over-molded coaxial waveguide into two rectangular waveguides |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531877A (en) * | 2013-10-25 | 2014-01-22 | 西南交通大学 | Power divider from over-mode coaxial waveguide to two-way rectangular waveguide |
| CN107978832A (en) * | 2017-12-18 | 2018-05-01 | 中国电子科技集团公司第五十四研究所 | A kind of broadband coaxial waveguide coupler |
-
2013
- 2013-10-25 CN CN201320662861.7U patent/CN203481354U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531877A (en) * | 2013-10-25 | 2014-01-22 | 西南交通大学 | Power divider from over-mode coaxial waveguide to two-way rectangular waveguide |
| CN103531877B (en) * | 2013-10-25 | 2016-05-04 | 西南交通大学 | Cross the power divider of mould coaxial waveguide to two-way rectangular waveguide |
| CN107978832A (en) * | 2017-12-18 | 2018-05-01 | 中国电子科技集团公司第五十四研究所 | A kind of broadband coaxial waveguide coupler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20160504 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20160504 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |