CN110400991A - A kind of circular waveguide elbow - Google Patents
A kind of circular waveguide elbow Download PDFInfo
- Publication number
- CN110400991A CN110400991A CN201910718642.8A CN201910718642A CN110400991A CN 110400991 A CN110400991 A CN 110400991A CN 201910718642 A CN201910718642 A CN 201910718642A CN 110400991 A CN110400991 A CN 110400991A
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- China
- Prior art keywords
- liquid
- heat radiation
- cooling heat
- radiation slot
- waveguide
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/02—Bends; Corners; Twists
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/30—Auxiliary devices for compensation of, or protection against, temperature or moisture effects ; for improving power handling capability
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- Waveguide Aerials (AREA)
Abstract
The invention discloses a kind of circular waveguide elbows, including waveguide bend ontology, waveguide bend ontology includes first structure part and locks the second structural member to form waveguide channels with first structure part, the first liquid-cooling heat radiation slot for liquid-cooling heat radiation is fixedly installed on first structure part outer wall, the second liquid-cooling heat radiation slot for liquid-cooling heat radiation is fixedly installed on second structural member outer wall, first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot are symmetrical along first structure part and the contact surface of the second structural member, the both ends of first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot are fixedly installed with the liquid cooling connector for connecting inlet tube or outlet tube, any of first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot are used as lead channel, another is as liquid outlet groove, coolant liquid is flowed into from lead channel, and it is flowed out after flowing through entire feed waveguide from liquid outlet groove.Coolant liquid is connected with liquid cooling connector using into and out of liquid pipe, liquid cooling connector is located at both ends, along liquid-cooling heat radiation slot, does not increase circular waveguide elbow occupied space additionally.
Description
Technical field
The invention belongs to Radar Antenna System fields, specifically, being related to a kind of circular waveguide elbow.
Background technique
Waveguide bend is also referred to as waveguide bend, and y direction is one section of waveguide that is unexpected and changing.The effect of waveguide bend is to change
Become energy transmission direction.During microwave transmission, in order to which the densification layout of system is propagated, realized to effective lead beam, need
To use the direction of propagation for changing wave beam to waveguide bend.Waveguide bend is indispensable important part in microwave components.
There are two types of waveguide bends: first is that front waveguide bend, second is that the face H waveguide bend.The Waveguide Characteristic Impedance of bending part will change, bent
Rate radius is smaller, changes bigger.Waveguide bend is divided into circular waveguide elbow and square wave guide elbow from the occasion of different waves according to using.
Application No. is the patent of invention of CN201710281794.7 disclose it is a kind of suitable for TE1,1 mould gyrotron traveling wave tube
Compact overmoded waveguide elbow, the elbow include two sections of rectangular circular waveguide mistakes of 90 ° of bending rectangular waveguides and the connection of its both ends
Cross structure, the smooth transition of three-stage structure internal cavity junction.Circular polarisation TE1,1 mould wave by circle rectangular waveguide transition after, by
In the difference of the longer wide-edge of rectangular waveguide TE1,0 mould and TE0,1 mould guided wave speed on the cross polarization direction generated are deposited
In difference, so that there are phase differences；And then after being turned by subsequent 90 ° of bending rectangular waveguides, phase difference further expansion.In
Output end requires to carry out last adjustment according to output using phase of the rectangular circular waveguide changeover portion to beamformer output.The present invention
Elbow can realize that the wave beam of particular polarization state exports according to application demand while lead beam high efficiency is turned, and
And entirely elbow structure is simple, it is easy to process.The waveguide bend of the invention further includes being set to 90 ° of bending rectangular waveguides to turn to finish
The cooling bath of structure outer wall and cover board composition with inlet and outlet, cover board are fixed on the outside of cooling bath, and water flow is from cover board
Wherein a hole flows into, another hole outflow.
Inlet and outlet are opened up on the cover board of the cooling bath of the patent, are carried out cooling heat using water, cooling water is straight
It connects and is passed in and out in cooling bath, be only able to achieve the cooling to waveguide bend.
Summary of the invention
For deficiency above-mentioned in the prior art, the present invention provides a kind of circular waveguide elbow, the two sides of the circular waveguide elbow
It is respectively arranged with the first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot, the first liquid-cooling heat radiation slot for stating and the second liquid-cooling heat radiation slot
Both ends are fixedly installed with the liquid cooling connector for connecting inlet tube or outlet tube, the first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation
Any of slot is used as lead channel, another is used as liquid outlet groove, and coolant liquid is from lead channel inflow, and after flowing through entire feed waveguide
It is flowed out from liquid outlet groove, realizes and link the cooling between the remaining part of feed waveguide, connect using into and out of liquid pipe and liquid cooling connector
Coolant liquid and other cooling baths are connect, liquid cooling connector is located at both ends, along liquid-cooling heat radiation slot, does not increase circular waveguide elbow additionally and occupies
Space, compact structure.
In order to achieve the above object, the solution that the present invention uses is: a kind of circular waveguide elbow, including waveguide bend sheet
Body, the waveguide bend ontology include first structure part and lock the second structure to form waveguide channels with first structure part
Part is fixedly installed the first liquid-cooling heat radiation slot for liquid-cooling heat radiation, second knot on the first structure part outer wall
The second liquid-cooling heat radiation slot for liquid-cooling heat radiation, the first liquid-cooling heat radiation slot and the second liquid are fixedly installed on component outer wall
Cold radiating groove is symmetrical along first structure part and the contact surface of the second structural member, and the first liquid-cooling heat radiation slot and the second liquid cooling dissipate
The both ends of heat channel are fixedly installed with the liquid cooling connector for connecting inlet tube or outlet tube, the first liquid-cooling heat radiation slot and the second liquid
Any of cold radiating groove is used as lead channel, and, as liquid outlet groove, coolant liquid is flowed into from lead channel, and flows through entire feed for another
It is flowed out after waveguide from liquid outlet groove.
The first liquid-cooling heat radiation slot and first structure part is integrally formed, the second liquid-cooling heat radiation slot and the second knot
Component is integrally formed.
The first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot structure is identical, include side wall, cover board and cold sap cavity,
The cover board is fastenedly connected on side wall, forms the cold sap cavity passed through for coolant liquid, the side of the first liquid-cooling heat radiation slot with side wall
Wall and first structure part are integrally formed, and the side wall of the second liquid-cooling heat radiation slot and the second structural member are integrally formed.
The cover board is fastenedly connected on side wall by screw.
The sealing ring being fixed between the side wall and cover board after smearing silicon rubber.
The input terminal of the waveguide bend is also symmetrically arranged with Arc detection interface, and the Arc detection interface is symmetrical
It is arranged on the contact surface of first structure part and the second structural member.
The mounting plate for installing support column is formed on the circular waveguide elbow, offered on the mounting plate by
In the groove of docking support column.
The inlet tube and outlet tube is hose.
The input terminal and output end of the waveguide bend ontology have been separately formed flange.
It is offered on the flange of the output end of the waveguide bend for the groove by input duct or outlet tube.
The beneficial effects of the present invention are:
(1) two sides of the circular waveguide elbow are respectively arranged with the first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot, stated
The liquid cooling that the both ends of one liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot are fixedly installed with for connecting inlet tube or outlet tube connects
Head, any of the first liquid-cooling heat radiation slot and the second liquid-cooling heat radiation slot are used as lead channel, another as liquid outlet groove, coolant liquid from
Lead channel flows into, and flows out after flowing through entire feed waveguide from liquid outlet groove, realizes cold between the remaining part of feed waveguide
But it links, connects coolant liquid and other cooling baths with liquid cooling connector using into and out of liquid pipe, liquid cooling connector is located at both ends, along liquid
Cold radiating groove does not increase circular waveguide elbow occupied space, compact structure additionally.
(2) first liquid-cooling heat radiation slots and first structure part are integrally formed, the second liquid-cooling heat radiation slot and the second structural member one
Molding, is equivalent to coolant liquid and directly contacts with waveguide bend, radiates rapider, is more advantageous to heat dissipation.
(3) input terminal of waveguide bend is symmetrical arranged Arc detection interface, can effectively acquire the defeated of waveguide bend generation
Waveguide arcing out provides reaction foundation for waveguide protection.
(4) phenomena such as sealing cold sap cavity in such a way that sealing ring adds screw to fasten cover board, effectively prevent infiltration, leak hair
It is raw.
Detailed description of the invention
Fig. 1 is waveguide bend perspective view of the present invention；
Fig. 2 is waveguide bend front view of the present invention；
Fig. 3 is waveguide bend top view of the present invention；
Fig. 4 is waveguide bend bottom view of the present invention；
Fig. 5 is waveguide bend left view of the present invention；
Fig. 6 is waveguide bend right view of the present invention；
Fig. 7 is waveguide bend A-A cross-sectional view of the present invention；
Fig. 8 is waveguide bend B-B cross-sectional view of the present invention；
In figure, 1- first structure part, the second structural member of 2-, 3- the second liquid-cooling heat radiation slot, 4- the first liquid-cooling heat radiation slot, 5- beaten
Fire detection interface, 6- liquid cooling connector, 7- hose, 8- mounting plate, 9- flange, 10- waveguide channels, 11- cover board, 12- sealing ring,
13- side wall, the cold sap cavity of 14-, 15- groove.
Specific embodiment
Below in conjunction with attached drawing, the invention will be further described:
Embodiment one
In one embodiment of the invention, as shown in figures 1-8, a kind of circular waveguide elbow, including waveguide bend ontology, institute
The waveguide bend ontology stated includes first structure part 1 and forms the second structural member of waveguide channels 10 with the locking of first structure part 1
2, first structure part 1 and the second structural member 2 are positioned using pin, are fastenedly connected using screw, are conducive to waveguide bend ontology
Assembling.It is fixedly installed the first liquid-cooling heat radiation slot 4 for liquid-cooling heat radiation on 1 outer wall of first structure part, described
The second liquid-cooling heat radiation slot 3 for liquid-cooling heat radiation, the first liquid-cooling heat radiation slot 4 are fixedly installed on two structural members, 2 outer wall
The first liquid-cooling heat radiation slot 4 symmetrical, described along first structure part 1 and the contact surface of the second structural member 2 with the second liquid-cooling heat radiation slot 3
The liquid cooling connector 6 for connecting inlet tube or outlet tube, the first liquid cooling are fixedly installed with the both ends of the second liquid-cooling heat radiation slot 3
Any of radiating groove 4 and the second liquid-cooling heat radiation slot 3 are used as lead channel, another is as liquid outlet groove, and coolant liquid is from lead channel stream
Enter, and is flowed out after flowing through entire feed waveguide from liquid outlet groove.Lead to cooling in first liquid-cooling heat radiation slot 4 and the second liquid-cooling heat radiation slot 3
Liquid can directly radiate to waveguide bend, using into and out of liquid pipe and liquid cooling connector 6 connect coolant liquid and with feed waveguide
Remaining part cooling bath, realize between the remaining part of feed waveguide it is cooling link, liquid cooling connector 6 is located at both ends,
Along liquid-cooling heat radiation slot, do not increase circular waveguide elbow occupied space, compact structure additionally.
The described first liquid-cooling heat radiation slot 4 is integrally formed with first structure part 1, the second liquid-cooling heat radiation slot 3 and the
Two structural members 2 are integrally formed, and are equivalent to coolant liquid and are directly contacted with waveguide bend, are radiated rapider, are more advantageous to heat dissipation.
The first liquid-cooling heat radiation slot 4 is identical with 3 structure of the second liquid-cooling heat radiation slot, includes side wall 13,11 and of cover board
Cold sap cavity 14, the cover board 11 are fastenedly connected on side wall 13, form the cold sap cavity 14 passed through for coolant liquid with side wall 13, the
The side wall 13 and first structure part 1 of one liquid-cooling heat radiation slot 4 are integrally formed, the side wall 13 and the second structure of the second liquid-cooling heat radiation slot 3
Part 2 is integrally formed.The cover board 11 is fastenedly connected on side wall 13 by screw.It is solid between the side wall 13 and cover board 11
Surely there is the sealing ring 12 after smearing silicon rubber.The inlet tube and outlet tube is hose 7, preferably uses silicon rubber hose 7,
7 light weight of hose can reduce the weight of the antenna of the circular waveguide elbow using the application.Using sealing ring 12 plus screw fastening lid
Phenomena such as mode of plate 11 seals cold sap cavity, effectively prevent infiltration, leak generation.
Embodiment two
In another embodiment of the present invention, as shown in figures 1-8, circular waveguide elbow includes waveguide bend ontology, described
Waveguide bend ontology include first structure part 1 and locked with first structure part 1 and form the second structural member 2 of waveguide channels 10,
First structure part 1 and the second structural member 2 are positioned using pin, are fastenedly connected using screw, are conducive to the group of waveguide bend ontology
Dress.It is fixedly installed the first liquid-cooling heat radiation slot 4 for liquid-cooling heat radiation on 1 outer wall of first structure part, described second
The second liquid-cooling heat radiation slot 3 for liquid-cooling heat radiation, 4 He of the first liquid-cooling heat radiation slot are fixedly installed on 2 outer wall of structural member
Second liquid-cooling heat radiation slot 3 is symmetrical along first structure part 1 and the contact surface of the second structural member 2,4 He of the first liquid-cooling heat radiation slot
The both ends of second liquid-cooling heat radiation slot 3 are fixedly installed with the liquid cooling connector 6 for connecting inlet tube or outlet tube, and the first liquid cooling dissipates
Any of heat channel 4 and the second liquid-cooling heat radiation slot 3 are used as lead channel, another is flowed into as liquid outlet groove, coolant liquid from lead channel,
And it is flowed out after flowing through entire feed waveguide from liquid outlet groove.Lead to coolant liquid in first liquid-cooling heat radiation slot 4 and the second liquid-cooling heat radiation slot 3,
Can directly radiate to waveguide bend, using into and out of liquid pipe and liquid cooling connector 6 connect coolant liquid and with its of feed waveguide
The cooling bath of remaining part part realizes and links the cooling between the remaining part of feed waveguide that liquid cooling connector 6 is located at both ends, along
Liquid-cooling heat radiation slot does not increase circular waveguide elbow occupied space, compact structure additionally.
The input terminal of the waveguide bend is also symmetrically arranged with Arc detection interface 5, and the Arc detection interface 5 is right
Title is arranged on the contact surface of first structure part 1 and the second structural member 2, can effectively acquire the output waveguide of waveguide bend generation
Sparking provides reaction foundation for waveguide protection.It is connected positioned at the cold liquid connector of the input terminal of waveguide bend and the pipeline of coolant liquid,
Access coolant liquid.Coolant liquid is flowed along the cooling bath of waveguide bend and the remaining part of feed waveguide, finally from waveguide bend
Input terminal another cold liquid connector outflow, realize the cooling heat dissipation of waveguide bend and feed waveguide remaining part.
The mounting plate 8 for installing support column is formed on the circular waveguide elbow, is offered on the mounting plate 8
Due to docking the groove 15 of support column, mounting plate 8 is molded over waveguide bend intrados, and 8 lower end of mounting plate is fixedly mounted and supports
After column, support column bottom end and two fulcrums of the circular waveguide elbow input terminal as circular waveguide elbow.
The input terminal and output end of the waveguide bend ontology have been separately formed flange 9, the output of waveguide bend ontology
End is fixedly connected by flange 9 with coupler, yin-yang seam allowance is offered on flange 9, for carrying out installation positioning.
It is offered on the flange 9 of the output end of the waveguide bend for the groove by input duct or outlet tube
15, be conducive to the wiring of inlet tube and outlet tube.
Sealing ring 12 of the invention uses silicone rubber O-ring, when carrying out the sealing of cover board 11, using silicone rubber O-ring
Phenomena such as smearing silicon rubber, and adding screw to carry out fit sealing, effectively prevent infiltration, leak generation.
Circular waveguide elbow of the invention carries out the positioning of first structure part 1 and the second structural member 2 in assembling using pin,
Using screw by after positioning first structure part 1 and the second structural member 2 lock, assembling process is simple, circular waveguide elbow group
After the completion of dress, feed is formed by the flange 9 and coupler, waveguide, changeover portion, circular polarizer and Feed Horn that are molded over both ends
Waveguide is locked using screw memory, after the completion of antenna assemblies, accesses coolant liquid from the input terminal of circular waveguide elbow, circular waveguide is curved
Head the first liquid-cooling heat radiation slot 4 and the second liquid-cooling heat radiation slot 3 any one all can serve as liquid feeding end, it is assumed that the first liquid-cooling heat radiation slot
4 are used as liquid feeding end, then coolant liquid flows through after the liquid-cooling heat radiation slot in feed waveguide after the inflow of the first liquid-cooling heat radiation slot 4 from the
Feed waveguide heat dissipation is realized in the outflow of two liquid-cooling heat radiation slots 3.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (10)
1. a kind of circular waveguide elbow, including waveguide bend ontology, it is characterised in that: the waveguide bend ontology includes the first knot
Component (1) and the second structural member (2) that waveguide channels (10) are formed with first structure part (1) locking, the first structure part
(1) the first liquid-cooling heat radiation slot (4) for liquid-cooling heat radiation is fixedly installed on outer wall, on described the second structural member (2) outer wall
It is fixedly installed the second liquid-cooling heat radiation slot (3) for liquid-cooling heat radiation, the first liquid-cooling heat radiation slot (4) and the second liquid cooling dissipate
Heat channel (3) is symmetrical along first structure part (1) and the contact surface of the second structural member (2), the first liquid-cooling heat radiation slot (4) and
The both ends of two liquid-cooling heat radiation slots (3) are fixedly installed with the liquid cooling connector (6) for connecting inlet tube or outlet tube, the first liquid cooling
Any of radiating groove (4) and the second liquid-cooling heat radiation slot (3) are used as lead channel, another is as liquid outlet groove, and coolant liquid is from feed liquor
Slot flows into, and flows out after flowing through entire feed waveguide from liquid outlet groove.
2. circular waveguide elbow according to claim 1, it is characterised in that: the first liquid-cooling heat radiation slot (4) and first
Structural member (1) is integrally formed, and the second liquid-cooling heat radiation slot (3) and the second structural member (2) are integrally formed.
3. circular waveguide elbow according to claim 1, it is characterised in that: the first liquid-cooling heat radiation slot (4) and second
Liquid-cooling heat radiation slot (3) structure is identical, includes side wall (13), cover board (11) and cold sap cavity (14), the cover board (11) fastening
It is connected on side wall (13), forms the cold sap cavity (14) passed through for coolant liquid, the side of the first liquid-cooling heat radiation slot (4) with side wall (13)
Wall (13) and first structure part (1) are integrally formed, the side wall (13) of the second liquid-cooling heat radiation slot (3) and the second structural member (2) one
Molding.
4. circular waveguide elbow according to claim 3, it is characterised in that: the cover board (11) is fastenedly connected by screw
On side wall (13).
5. circular waveguide elbow according to claim 4, it is characterised in that: solid between the side wall (13) and cover board (11)
Surely there is the sealing ring (12) after smearing silicon rubber.
6. circular waveguide elbow according to claim 1, it is characterised in that: the input terminal of the waveguide bend is also symmetrically set
It is equipped with Arc detection interface (5), the Arc detection interface (5) is symmetricly set on first structure part (1) and the second structural member
(2) on contact surface.
7. circular waveguide elbow according to claim 1, it is characterised in that: form on the circular waveguide elbow for pacifying
The mounting plate (8) of support column is filled, the groove (15) due to docking support column is offered on the mounting plate (8).
8. circular waveguide elbow according to claim 1, it is characterised in that: the inlet tube and outlet tube is hose (7).
9. circular waveguide elbow according to claim 1, it is characterised in that: the input terminal of the waveguide bend ontology and defeated
Outlet has been separately formed flange (9).
10. circular waveguide elbow according to claim 9, it is characterised in that: the flange of the output end of the waveguide bend
(9) it is offered on for the groove (15) by input duct or outlet tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718642.8A CN110400991A (en) | 2019-08-05 | 2019-08-05 | A kind of circular waveguide elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718642.8A CN110400991A (en) | 2019-08-05 | 2019-08-05 | A kind of circular waveguide elbow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110400991A true CN110400991A (en) | 2019-11-01 |
Family
ID=68327464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910718642.8A Pending CN110400991A (en) | 2019-08-05 | 2019-08-05 | A kind of circular waveguide elbow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110400991A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111490325A (en) * | 2020-04-21 | 2020-08-04 | 中国科学院合肥物质科学研究院 | S-waveband hundred-kilowatt-level stable high-power isolator |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
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| CN107127527A (en) * | 2017-05-08 | 2017-09-05 | 成都锦江电子系统工程有限公司 | A kind of high-precision extremely high frequency waveguide bend processing method |
| CN107516751A (en) * | 2017-08-30 | 2017-12-26 | 电子科技大学 | A kind of broadband high-power millimeter wave TE0,1 mould overmoded waveguide elbows |
| CN207183485U (en) * | 2017-09-04 | 2018-04-03 | 肇庆至德机电科技有限公司 | A kind of waveguide filter |
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2019
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| JPH03253104A (en) * | 1990-03-02 | 1991-11-12 | Nippon Hoso Kyokai <Nhk> | Circularly polarized wave feeding circuit |
| CN105932373A (en) * | 2016-05-25 | 2016-09-07 | 电子科技大学 | High-power overmode microwave elbow with controllable polarization |
| CN107127527A (en) * | 2017-05-08 | 2017-09-05 | 成都锦江电子系统工程有限公司 | A kind of high-precision extremely high frequency waveguide bend processing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111490325A (en) * | 2020-04-21 | 2020-08-04 | 中国科学院合肥物质科学研究院 | S-waveband hundred-kilowatt-level stable high-power isolator |
| CN111490325B (en) * | 2020-04-21 | 2021-12-28 | 中国科学院合肥物质科学研究院 | S-waveband hundred-kilowatt-level stable high-power isolator |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
| CN113038801B (en) * | 2021-03-17 | 2023-05-30 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
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Application publication date: 20191101 |
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