CN105633515B - A kind of microwave switch transmission mechanism - Google Patents
A kind of microwave switch transmission mechanism Download PDFInfo
- Publication number
- CN105633515B CN105633515B CN201511025214.5A CN201511025214A CN105633515B CN 105633515 B CN105633515 B CN 105633515B CN 201511025214 A CN201511025214 A CN 201511025214A CN 105633515 B CN105633515 B CN 105633515B
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- CN
- China
- Prior art keywords
- armature
- drive rod
- group
- cover board
- microwave switch
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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
- H01P1/00—Auxiliary devices
- H01P1/10—Auxiliary devices for switching or interrupting
- H01P1/11—Auxiliary devices for switching or interrupting by ferromagnetic devices
Landscapes
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The invention discloses a kind of microwave switch transmission mechanism, driving piece is J-type spring leaf, including long side and short side, long side is connected with short side by arcuate structure, its short side is equipped with the auricle with through-hole, and on the cover board by supporting studs connection, long side is placed between armature group and drive rod；Permanent magnet forms closed magnetic circuit with magnetic conductive board and the iron core of left and right coil group and generates magnetic force, and acts in armature group；The V-shaped structure of armature, armature and carries contact and is connected, be equipped on the downside of the both ends of armature can with the lug that drives rotor contact, to amplify the stroke of drive rod.The present invention is effectively exaggerated the stroke of drive rod, makes product under conditions of meeting effective travel, reduces the appearance and size of product, reduces the complexity of product.
Description
Technical field
The present invention relates to a kind of transmission mechanism, more particularly to a kind of microwave switch transmission mechanism belongs to Machine Design neck
Domain.
Background technology
Aerospace is to realize the transmission and switching of satellite system microwave signal access with mechanical microwave switch major function, is
It is a kind of to use vacuum insulation, switch the device of microwave signal by mechanical action.It is the important set for forming microwave telecommunication system
It is microwave link key parts product important, necessary and irreplaceable in entire microwave system at part.It is main
Effect improves the flexibility of system function combination first, carrying out microwave signal Route Selection；Second is that microwave transmission loop is built,
The higher microwave equipment of crash rate, single machine are backed up, to improve the reliability of whole system.
The driving piece that existing mechanical coaxial microwave switch uses drives piece, type driving piece to be fixed on rank for plane formula
In iron group, by driving piece to drive drive rod and reed to move downward with the rotation of armature, the limitation of chip architecture driven, reed
The amplification of stroke is limited, it is difficult to meet the transmission requirement of the big stroke of linear large power microwave switch.
Invention content
The technical problems to be solved by the invention：In order to overcome the deficiencies of the prior art, a kind of microwave switch transmission is provided
Mechanism can amplify transmission stroke, reduce product design size, while improve the reliability of microwave switch work.
Technical solution of the invention：
A kind of microwave switch transmission mechanism, including electromagnetism group, armature group and navigation system,
Navigation system includes pedestal, driving piece, cover board, drive rod, compression spring, reed, supporting studs and connector, the pedestal
For hollow cavity, bottom surface is equipped with the through-hole being connect with connector, and connector one end is placed in the cavity of pedestal, and the other end is placed in pedestal
Outside, be placed on the cover board at the top of pedestal and be provided with through-hole, drive rod one end be equipped with limiting plate, compression spring, which is placed on drive rod, to be passed through
Limiting plate and cover board limit, the drive rod other end pass through the through-hole on cover board to be connect with reed, and driving piece is J-type spring leaf, packet
Long side and short side are included, long side is connected with short side by arcuate structure, and short side is equipped with the auricle with through-hole, passes through supporting studs
On the cover board, long side is placed between armature group and drive rod for connection；
Electromagnetism group includes that magnetic conductive board, permanent magnet and the coil group positioned at permanent magnet both sides, magnetic conductive board are connected by supporting studs
It connects, permanent magnet is connected to below magnetic conductive board, and coil group is connected by iron core thereon with magnetic conductive board, permanent magnet and magnetic conductive board and a left side
The iron core of right coil group forms closed magnetic circuit and generates magnetic force, and acts in armature group；
Armature group includes armature and carries contact, the V-shaped structure of armature, and armature and load contact are connected, are designed on carrying contact
There is through-hole, carries contact and be attached by the axis across through-hole with navigation system, armature group is made to can rotate around the axis；The both ends of armature
Downside is equipped with the lug with drive rotor contact, to shorten the time that armature is contacted with navigation system.
The spacing of the short side and long side that drive piece is more than the height that drive rod passes through cover board.
The angular range of the armature of V-shaped structure is 120 °~180 °.
The spacing of drive rod being smaller than on armature between two lugs on cover board.
Armature one end applies active force when drive on piece, it is another drive the long side of piece be suspended on armature and drive rod it
Between.
The drive rod is cylindricality, and gag lever post is arranged between cover board and the cavity of pedestal, prevent drive rod and cover board it
Between radial rotating occurs.
The drive rod is non-columnar, and radial rotating cannot occur on the cover board.
After the electromagnetism group, armature group are connected with navigation system, the anti-impact force of microwave switch up to 1200~2000g, with
Machine shakes root mean square 17.7g2/ Hz~30.18g2/Hz。
Reed is linear structure, and armature acts on driving on piece, and reed can realize and junction contacts.
When work, armature one end moves downward and acts on corresponding J-type driving piece, and the long side of J-type driving piece is made to be turned under
Song drives corresponding drive rod band movable contact spring to move downward, is connect with corresponding connector, corresponding microwave access remains up；Simultaneously
The armature other end moves upwards until being contacted with the iron core in coil group, and compression spring, which is replied, drives drive rod and reed to move upwards,
Reed is detached with corresponding connector, and corresponding microwave access remains open.
Beneficial effects of the present invention are：
(1) driving piece is designed to J-type by the present invention, lug is arranged using V-type armature and at armature both ends so that microwave is opened
When closing work, by magnetic circuit principle, armature pivoting is driven, driving piece long side is oppressed by lug, is effectively exaggerated driving
The stroke of bar, makes product under conditions of meeting effective travel, reduces the appearance and size of product, reduces the complexity of product
Property, it occupies little space, improves the payload of spacecraft product, can greatly improve the anti-vibration punching of microwave switch entirety
Hit performance；
(2) present invention is suitable for high-power (120~150W) microwave switch, the anti-impact force of microwave switch up to 2000g,
The random root mean square 30.18g that shakes2/ Hz can meet the requirement of space environment.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the explosive view of armature group of the present invention；
Fig. 3 is that the structure connection explosion of navigation system deck portion of the present invention is intended to；
Fig. 4 is the structural schematic diagram of present invention driving piece；
Fig. 5 is navigation system Structure explosion diagram of the present invention；
Fig. 6 magnetic structure schematic diagrames of the present invention.
Specific implementation mode
Present invention will now be described in detail with reference to the accompanying drawings..
A kind of microwave switch transmission mechanism, as shown in Figure 1, including electromagnetism group, armature group and navigation system,
Navigation system includes 1, two J-type driving piece 2 of pedestal, cover board 3, the even reed of compression spring 5, two of drive rod 4, two
6, four supporting studs 7 and three connectors 8, as seen in figures 3-5, the pedestal 1 are hollow cavity, and bottom surface is equipped with and connector 8
The through-hole of connection, 8 one end of connector are placed in the cavity of pedestal 1, and the other end is placed in the outside of pedestal 1, are placed in the lid at 1 top of pedestal
Through-hole is provided on plate 3,4 one end of drive rod is equipped with limiting plate 14, and compression spring 5 is placed on drive rod 4 through limiting plate 14 and the limit of cover board 3
Position, 4 one end of each drive rod set 5 other end of compression spring are hotly riveting together across cover board 3 with reed 6, and driving piece 2 is J-type spring
Piece, including long side and short side, long side are connected with short side by arcuate structure, and short side is equipped with the auricle with through-hole, passes through branch
Support stud 7 is connected on cover board 3, and long side is placed between armature group and drive rod 4.Existing mechanical coaxial microwave switch transmission
Mechanism drives piece, driving trip small using plane formula, it is difficult to meet the transmission requirement of high-power big stroke coaxial microwave switch, this
Invention is suitable for high-power (120~150W) microwave switch, and the anti-impact force of microwave switch is up to 2000g, and shake root mean square at random
30.18g2/ Hz can meet the requirement of space environment.
Electromagnetism group includes that magnetic conductive board 9, permanent magnet 10 and the coil group 11 positioned at 10 both sides of permanent magnet, magnetic conductive board 9 pass through branch
It supports stud 7 to connect, permanent magnet 10 is connected to 9 lower section of magnetic conductive board, and coil group 11 is connected by iron core thereon with magnetic conductive board 9, forever
Magnet 10 forms closed magnetic circuit with magnetic conductive board 9 and the iron core of left and right coil group 11 and generates magnetic force, and acts in armature group；
As shown in fig. 6, since left side working gas gap is less than the right, left side magnetic flux is much larger than the magnetic flux that permanent magnet generates
The right magnetic flux, according to electromagnetic principle, the suction of left end will be maintained at armature this position, realize that magnetic keeps function.Dynamic
When making, magnetic flux that coil generates is that clockwise, by left iron core, armature, right iron core, yoke returns to left iron core.The magnetic flux
Direction with left side iron core flow direction on the contrary, identical as the right iron core, to drive armature to rotate clockwise.
Armature group includes armature 12 and carries contact 13, as shown in Fig. 2, 12 V-shaped structure of armature, the armature 12 of V-structure
Angular range be 120 °~180 °, armature 12 and carry contact 13 and be connected, through-hole is designed on carrying contact 13, carry contact 13 with
Navigation system is attached by the axis across through-hole, and armature group is made to can rotate around the axis；It is equipped with and drive on the downside of the both ends of armature 12
The lug that movable plate 2 contacts, to shorten the time that armature 12 is contacted with navigation system.
When work, 12 one end of armature moves downward and acts on corresponding J-type driving piece 2, make the long side of J-type driving piece 2 to
Lower bending, drives corresponding drive rod 4 to be moved downward with movable contact spring 6, is connect with corresponding connector 8, and corresponding microwave access holding connects
It is logical；12 other end of armature moves upwards until being contacted with the iron core in coil group 11 simultaneously, and compression spring 5, which is replied, drives 4 He of drive rod
Reed 6 moves upwards, and reed 6 is detached with corresponding connector 8, and corresponding microwave access remains open.
The present invention will drive piece to be designed to J-type, lug be arranged using V-type armature and at armature both ends so that microwave switch
When work, by magnetic circuit principle, armature pivoting is driven, driving piece long side is oppressed by lug, is effectively exaggerated drive rod
Stroke, make product under conditions of meeting effective travel, reduce the appearance and size of product, reduce the complexity of product,
It occupies little space, improves the payload of spacecraft product, can greatly improve the anti-vibrating and impact of microwave switch entirety
Performance.
After the electromagnetism group, armature group are connected with navigation system, the anti-impact force of microwave switch up to 1200~2000g, with
Machine shakes root mean square 17.7g2/ Hz~30.18g2/ Hz, to meet the requirement of space environment.
The spacing of the short side and long side that drive piece 2 is more than the height that drive rod 4 passes through cover board 3, drive rod 4 on cover board 3
It is smaller than the spacing between two lugs on armature 12,12 one end of armature applies active force when driving on piece 2, another driving piece
2 long side is suspended between armature 12 and drive rod 4.Drive rod 4 can be designed as cylindricality, the cavity of cover board 3 and pedestal 1 it
Between gag lever post is set, prevent that radial rotating occurs between drive rod 4 and cover board 3.Drive rod 4 can also be designed as non-column
Shape prevents it from radial rotating occurs on cover board 3.Reed 6 is linear structure, and armature 12 acts on driving piece 2, reed 6
It can be achieved to contact with connector 8.
The above, best specific implementation mode only of the invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, simple deduction or replace should all be contained any one skilled in the art
Lid is within protection scope of the present invention.
The content that description in the present invention is not described in detail belongs to professional and technical personnel in the field's known technology.
Claims (9)
1. a kind of microwave switch transmission mechanism, which is characterized in that including electromagnetism group, armature group and navigation system,
Navigation system includes pedestal (1), driving piece (2), cover board (3), drive rod (4), compression spring (5), reed (6), supporting studs
(7) and connector (8), the pedestal (1) are hollow cavity, and bottom surface is equipped with the through-hole being connect with connector (8), connector (8) one end
It is placed in the cavity of pedestal (1), the other end is placed in the outside of pedestal (1), is provided on the cover board (3) being placed at the top of pedestal (1) logical
Hole, drive rod (4) one end are equipped with limiting plate, and compression spring (5) is placed on drive rod (4) through limiting plate (14) and cover board (3) limit,
Drive rod (4) other end passes through the through-hole on cover board (3) to be connect with reed (6), and driving piece (2) is J-type spring leaf, including long side
And short side, long side are connected with short side by arcuate structure, short side is equipped with the auricle with through-hole, even by supporting studs (7)
It is connected on cover board (3), long side is placed between armature group and drive rod (4)；
Electromagnetism group includes magnetic conductive board (9), permanent magnet (10) and the coil group (11) positioned at permanent magnet (10) both sides, magnetic conductive board (9)
Connected by supporting studs (7), permanent magnet (10) is connected to below magnetic conductive board (9), coil group (11) by iron core thereon with
Magnetic conductive board (9) is connected, and permanent magnet (10) forms closed magnetic circuit with magnetic conductive board (9) and the iron core of left and right coil group (11) and generates magnetic
Power, and act in armature group；
Armature group includes armature (12) and carries contact (13), and armature (12) V-shaped structure, armature (12) and load contact (13) are solid
Even, it is designed with through-hole on carrying contact (13), carries contact (13) and is attached by the axis across through-hole with navigation system, make rank
Iron group can rotate around the axis；The lug that can be contacted with driving piece (2) is equipped on the downside of the both ends of armature (12), to amplify drive rod (4)
Stroke, the spacing of drive rod (4) being smaller than on armature (12) between two lugs on cover board (3).
2. a kind of microwave switch transmission mechanism according to claim 1, it is characterised in that：Drive the short side and length of piece (2)
The spacing on side is more than the height that drive rod (4) passes through cover board (3).
3. a kind of microwave switch transmission mechanism according to claim 1, it is characterised in that：The armature (12) of V-shaped structure
Angular range be 120 °~180 °.
4. a kind of microwave switch transmission mechanism as claimed in claim 3, which is characterized in that the application of armature (12) one end acts on
When driving on piece (2), the long side of another driving piece (2) is suspended between armature (12) and drive rod (4) power.
5. a kind of microwave switch transmission mechanism as described in claim 1, which is characterized in that the drive rod (4) is cylindricality,
Gag lever post is set between cover board (3) and the cavity of pedestal (1), prevents that radial turn occurs between drive rod (4) and cover board (3)
It is dynamic.
6. a kind of microwave switch transmission mechanism as described in claim 1, which is characterized in that the drive rod (4) is non-column
On cover board (3) radial rotating cannot occur for shape.
7. a kind of microwave switch transmission mechanism as described in claim 1, which is characterized in that the electromagnetism group, armature group and
After navigation system connection, the anti-impact force of microwave switch is up to 1200~2000g, and shake root mean square 17.7g at random2/ Hz~30.18g2/
Hz。
8. a kind of microwave switch transmission mechanism as described in claim 1, which is characterized in that reed (6) is linear structure, rank
Iron (12) acts on driving piece (2), and reed (6) can be achieved to contact with connector (8).
9. a kind of microwave switch transmission mechanism as described in claim 1, which is characterized in that when work, armature (12) one end
Corresponding J-type driving piece (2) is moved downward and acted on, so that the long side that J-type drives piece (2) is bent downwardly, drives corresponding driving
Bar (4) band movable contact spring (6) moves downward, and is connect with corresponding connector (8), corresponding microwave access remains up；Armature (12) simultaneously
The other end moves upwards until being contacted with the iron core in coil group (11), and compression spring (5), which is replied, drives drive rod (4) and reed (6)
It moves upwards, reed (6) is detached with corresponding connector (8), and corresponding microwave access remains open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025214.5A CN105633515B (en) | 2015-12-30 | 2015-12-30 | A kind of microwave switch transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025214.5A CN105633515B (en) | 2015-12-30 | 2015-12-30 | A kind of microwave switch transmission mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105633515A CN105633515A (en) | 2016-06-01 |
| CN105633515B true CN105633515B (en) | 2018-07-24 |
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ID=56048212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511025214.5A Active CN105633515B (en) | 2015-12-30 | 2015-12-30 | A kind of microwave switch transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105633515B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109436383B (en) * | 2018-11-23 | 2021-11-02 | 山东航天电子技术研究所 | Positioning and locking device of outdoor replaceable electronic equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544645A (en) * | 2011-12-29 | 2012-07-04 | 航天时代电子技术股份有限公司 | Modularized T-type microwave switch |
| CN204760511U (en) * | 2015-02-03 | 2015-11-11 | 苏州磁明科技有限公司 | Radio frequency coaxial switch with radio frequency compensation structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5986303A (en) * | 1982-11-09 | 1984-05-18 | Nec Corp | Coaxial and waveguide switch |
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2015
- 2015-12-30 CN CN201511025214.5A patent/CN105633515B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544645A (en) * | 2011-12-29 | 2012-07-04 | 航天时代电子技术股份有限公司 | Modularized T-type microwave switch |
| CN204760511U (en) * | 2015-02-03 | 2015-11-11 | 苏州磁明科技有限公司 | Radio frequency coaxial switch with radio frequency compensation structure |
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| Publication number | Publication date |
|---|---|
| CN105633515A (en) | 2016-06-01 |
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