CN109659647A - A kind of microwave four-way rotary joint - Google Patents
A kind of microwave four-way rotary joint Download PDFInfo
- Publication number
- CN109659647A CN109659647A CN201910004702.XA CN201910004702A CN109659647A CN 109659647 A CN109659647 A CN 109659647A CN 201910004702 A CN201910004702 A CN 201910004702A CN 109659647 A CN109659647 A CN 109659647A
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- Prior art keywords
- main body
- side main
- rotary
- microwave
- fixedly connected
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- 239000004020 conductor Substances 0.000 claims abstract description 64
- 238000000605 extraction Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 238000002955 isolation Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000012212 insulator Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002365 multiple layer Substances 0.000 description 1
- 235000012149 noodles Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/06—Movable joints, e.g. rotating joints
- H01P1/062—Movable joints, e.g. rotating joints the relative movement being a rotation
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- Waveguide Connection Structure (AREA)
Abstract
The present invention discloses a kind of microwave four-way rotary joint, including shell, shell includes affixed side shell and rotary side shell, three simple joints stacked on top of one another are provided in shell, simple joint includes affixed side main body, the top of affixed side main body is arranged with rotatable rotary side main body, rotation outer conductor is installed at the center of rotation of rotary side main body, outer conductor is rotated downward through affixed side main body, cable-through hole up and down is provided on rotation outer conductor, pinout connector is respectively installed in rotary side main body and affixed side main body, pinout connector in affixed side main body is fixedly connected with active point of pcb board, function divides pcb board to be fixedly connected with drag ring, drag ring is slidably connected with the pinout connector in rotary side main body.It is transmitted respectively by the cable-through hole of drag ring and rotation outer conductor, ensure that the isolation of each interchannel.
Description
Technical field
The present invention relates to microwave rotary joint technical fields, it particularly relates to a kind of microwave four-way rotary joint.
Background technique
Microwave rotary joint is to guarantee that microwave signal transmission is continual a kind of with machine in radar tracking rotary course
The special device of an electric bulk properties.
Domestic microwave rotary joint technology is constantly progressive with the development of radar communication technology, has nowadays been covered
The every field of wireless communication, technology is very mature, mainly includes contact and contactless two kinds of microwave rotary joints.
Existing microwave rotary joint predominantly noodles communication products, structure mainly include single channel, two-way and multichannel shape
Formula.
Existing microwave rotary joint is usually to be made of the stacking of multiple rotation simple joints, existing rotary joint or body
Long-pending larger or shared rotated conductors.The isolation problem for sharing each interchannel of rotated conductors is relatively difficult to resolve certainly, and volume is not achieved greatly
The prior art uses standard.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Summary of the invention
For above-mentioned technical problem in the related technology, the present invention proposes a kind of microwave four-way rotary joint, using rotation
Turn outer conductor and drag ring transmits respectively, ensure that the isolation of each interchannel.
To realize the above-mentioned technical purpose, the technical scheme of the present invention is realized as follows:
A kind of microwave four-way rotary joint, including shell, the shell include affixed side shell and rotary side shell, the shell
It is provided with three simple joints stacked on top of one another in vivo, the simple joint includes affixed side main body, the top of the affixed side main body
It is arranged with rotatable rotary side main body, rotation outer conductor, the rotation are installed at the center of rotation of the rotary side main body
Outer conductor is described to rotate the cable-through hole being provided on outer conductor up and down, the rotation downward through the affixed side main body
Pinout connector is respectively installed in side main body and the affixed side main body, the pinout connector in the affixed side main body is fixed to be connected
It is connected to function and divides pcb board, the function divides pcb board to be fixedly connected with drag ring, the drag ring and drawing in the rotary side main body
Outlet joint is slidably connected, and the rotary side main body positioned at the simple joint of the top is fixedly connected with the rotary side shell,
The affixed side main body of three simple joints is mutually permanently connected and is fixedly connected with the affixed side shell, neighbouring
Two rotary side main bodys are mutually permanently connected.
Further, four sub-miniature A connectors are each provided on the affixed side shell and the rotary side shell.
Further, two neighbouring affixed side main bodys are mutually permanently connected by connecting supporting element.
Further, shift fork, the bottom setting of the rotation outer conductor are fixedly connected at the top of the rotary side main body
There is the notch matched with the shift fork.
Further, the function, which divides on pcb board, is respectively welded center needle and the drag ring.
Further, pinout connector is fixedly connected with the function by center needle and divides pcb board in the affixed side main body, and
The affixed side main body is fixedly connected with the second lead-out wire at position corresponding with the pinout connector thereon and fixes
Screw.
Further, the top of the rotation outer conductor is provided with boss.
Further, the bottom of the pinout connector in the rotary side main body is fixedly connected with extraction inner conductor, described
It draws inner conductor and is passed down through after the boss drag ring that is slidably connected.
Further, the bottom for drawing inner conductor is plugged with pin, and elastic slice conductor is fixedly connected on the pin,
The elastic slice conductor is slidably connected with the drag ring.
Further, the rotary side main body is fixedly connected at position corresponding with the pinout connector thereon
There is the first lead-out wire fixed screw.
Beneficial effects of the present invention: it is transmitted respectively by the cable-through hole of drag ring and rotation outer conductor, ensure that each channel
Between isolation.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the cross-sectional view of the microwave four-way rotary joint described according to embodiments of the present invention；
Fig. 2 is the cross-sectional view of the simple joint described according to embodiments of the present invention.
In figure:
1, affixed side main body；2, rotary side main body；3, bearing compression ring；4, outer conductor is rotated；5, function divides pcb board；6, center needle；
7, drag ring；8, inner conductor is drawn；9, elastic slice conductor；10, pin；11, the first lead-out wire fixed screw；12, the second lead-out wire
Fixed screw；13, bearing；14, pinout connector；15, bearing locking ring；16, grid；17, support insulator；20, affixed side
Shell；21, rotary side shell；22, simple joint；23, sub-miniature A connector；24, supporting element is connected；25, shift fork；26, center conductor；27,
Center conductor contact rod；28, insulator.
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, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in Figs. 1-2, a kind of microwave four-way rotary joint according to embodiments of the present invention, including shell, institute
Stating shell includes affixed side shell 20 and rotary side shell 21, and three simple joints 22 stacked on top of one another are provided in the shell,
The simple joint 22 includes affixed side main body 1, and the top of the affixed side main body 1 is arranged with rotatable rotary side main body 2, institute
It states and is installed with rotation outer conductor 4 at the center of rotation of rotary side main body 2, the rotation outer conductor 4 is downward through the affixed side
Main body 1, it is described to rotate the cable-through hole being provided on outer conductor 4 up and down, the rotary side main body 2 and the affixed side main body
Pinout connector 14 is respectively installed on 1, the pinout connector 14 in the affixed side main body 1 is fixedly connected with active point of pcb board 5,
The function divides pcb board 5 to be fixedly connected with drag ring 7, the drag ring 7 and the pinout connector 14 in the rotary side main body 2
It being slidably connected, the rotary side main body 2 positioned at the simple joint 22 of the top is fixedly connected with the rotary side shell 21, and three
The affixed side main body 1 of the simple joint 22 is mutually permanently connected and is fixedly connected with the affixed side shell 20, neighbouring
Two rotary side main bodys 2 be mutually permanently connected.
In one particular embodiment of the present invention, respectively it is arranged on the affixed side shell 20 and the rotary side shell 21
There are four sub-miniature A connectors 23.
In one particular embodiment of the present invention, two neighbouring affixed side main bodys 1 pass through connection supporting element 24
It is mutually permanently connected.
In one particular embodiment of the present invention, the top of the rotary side main body 2 is fixedly connected with shift fork 25, described
The bottom of rotation outer conductor 4 is provided with the notch matched with the shift fork 25.
In one particular embodiment of the present invention, the function, which divides on pcb board 5, is respectively welded center needle 6 and the friction
Ring 7.
In one particular embodiment of the present invention, pinout connector 14 is solid by center needle 6 in the affixed side main body 1
Surely it connects the function and divides pcb board 5, and the affixed side main body 1 is in position corresponding with the pinout connector 14 thereon
Place is fixedly connected with the second lead-out wire fixed screw 12.
In one particular embodiment of the present invention, the top of the rotation outer conductor 4 is provided with boss.
In one particular embodiment of the present invention, the bottom of the pinout connector 14 in the rotary side main body 2 is fixed
It is connected with and draws inner conductor 8, the extraction inner conductor 8 is passed down through after the boss drag ring 7 that is slidably connected.
In one particular embodiment of the present invention, the bottom for drawing inner conductor 8 is plugged with pin 10, the pin
Elastic slice conductor 9 is fixedly connected on 10, the elastic slice conductor 9 is slidably connected with the drag ring 7.
In one particular embodiment of the present invention, the rotary side main body 2 with the pinout connector 14 thereon
The first lead-out wire fixed screw 11 is fixedly connected at corresponding position.
In order to facilitate above-mentioned technical proposal of the invention is understood, below by way of specifically used mode to above-mentioned skill of the invention
Art scheme is described in detail.
In a simple joint, bearing 13 is provided between the top and rotary side main body 2 of affixed side main body 1.Bearing 13
Top be provided with bearing locking ring 15, the bottom of bearing 13 is provided with bearing compression ring 3.Rotate outer conductor 4 and affixed side master
Grid 16 is provided between body 1.
In a simple joint, the top setting of affixed side main body 1 is fluted, and function divides pcb board 5, drag ring 7, center needle 6
It is respectively positioned in groove, to keep the volume of simple joint smaller.
The bottom of rotation outer conductor 4 is provided with notch, and the top of rotary side main body 2 can be fixedly connected with shift fork 25, shift fork
25 match with notch, so as to make the shift fork 25 of lower layer's simple joint be connected with the notch of upper layer simple joint, and then can realize
The stacking of multilayer simple joint.
There are upper and lower two center conductors 26, two center conductors 26 in the rotation outer conductor 4 of the simple joint 22 of bottom
Air cable architecture is formed by center conductor contact rod 27, sub-miniature A connector 23 there are four tools on affixed side shell 20, one of them
Sub-miniature A connector 23 is located at the center of affixed side shell 20, is provided between 23 inner wall of center conductor 26 and sub-miniature A connector of lower section absolutely
Edge body 28.The center conductor 26 of top welds half steel coaxial line and forms rotary side lead-out wire.Remaining three sub-miniature A connectors 23 respectively weld
A half steel coaxial line is connect to form three affixed side lead-out wires.
It is provided with cable-through hole up and down on rotation outer conductor 4, was used for line.Affixed side lead-out wire passes through affixed side master
Pinout connector 14, center needle 6, function on body 1 divide pcb board 5, drag ring 7, elastic slice conductor 9, pin 10, extraction inner conductor 8 etc.
Component is conducted with the pinout connector 14 in rotary side main body 2, and then can be transmitted respectively by cable-through hole and drag ring 7, protects
The isolation of each interchannel is demonstrate,proved.
Notches for wire is offered in affixed side main body 1, for passing through affixed side lead-out wire and leading in affixed side main body 1
On pinout connector 14.
Three affixed side main bodys 1 are connected by screw connection affixed side shell 20, the rotary side main body 2 of the top by screw
Connect rotary side shell 21.Affixed side main body 1 passes through screw connection with supporting element 24 is connect.Connecting has wire casing on supporting element 24,
Line is crossed for affixed side lead-out wire.
When simple joint assembles: affixed side main body 1 is pressed into grid 16, places into bearing compression ring 3；It is then pressed into bearing 13 simultaneously
It is locked with bearing locking ring 15；Welding drag ring 7 and center needle 6, center needle 6 on pcb board 5 is divided to divide function to pcb board 5 in function again
It is placed in groove, is inserted into center needle 6 by the screw locking of center needle 6, then by pinout connector 14, it is firm with half steel wire bonding, with the
Two lead-out wire fixed screws 12 are locked and are welded, and entire affixed side set of half mould sets is formed.
Support insulator 17 is pressed in the boss of rotation outer conductor 4；9 pin 10 of elastic slice conductor is sold into extraction inner conductor
It is welded after 8, then is pressed into support insulator 17, be then fixed in rotary side main body 2 with screw by outer conductor 4 is rotated；It will draw again
Inner conductor 8 is drawn in the insertion of outlet joint 14, with half steel wire bonding jail, is locked and is welded with the first lead-out wire fixed screw 11, formed whole
A rotary side set of half mould sets.
After rotary side set of half mould sets is inserted into affixed side set of half mould sets again, complete simple joint 22 is formed.Rotate 4 center of outer conductor
It empties, end, which is slotted, can be inserted into shift fork 25, to realize multiple-layer stacked.
When microwave four-way rotary joint threads: rotary side lead-out wire passes sequentially through in three rotation outer conductors 4 and crosses line
Corresponding sub-miniature A connector 23 welds on Kong Houyu rotary side shell 21；The wherein simple joint of an affixed side lead-out wire and bottom
Pinout connector 14 in 22 affixed side main body 1 welds, and the pinout connector 14 in the rotary side main body 2 of the simple joint 22 welds
Connect a lead-out wire, the lead-out wire sequentially pass through after the cable-through holes in two rotation outer conductors 4 above it with rotary side shell
Corresponding sub-miniature A connector 23 welds on 21, and so on, the affixed side master of the simple joint 22 at another affixed side lead-out wire and middle part
Pinout connector 14 on body 1 welds, and the pinout connector 14 in the rotary side main body 2 of the simple joint 22 connects an extraction
Line, the lead-out wire pass through its above rotation outer conductor 4 in cable-through hole after with sub-miniature A connector 23 corresponding on rotary side shell 21
Pinout connector 14 in the affixed side main body 1 of the simple joint 22 of welding, the last item affixed side lead-out wire and the top welds,
Pinout connector 14 in the rotary side main body 2 of the simple joint 22 connects a lead-out wire, the lead-out wire and rotary side shell 21
Upper corresponding sub-miniature A connector 23 welds.
In conclusion passing through the cable-through hole point of drag ring and rotation outer conductor by means of above-mentioned technical proposal of the invention
Supplementary biography is defeated, ensure that the isolation of each interchannel.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of microwave four-way rotary joint, including shell, the shell includes affixed side shell (20) and rotary side shell
(21), three simple joints (22) stacked on top of one another are provided in the shell, which is characterized in that the simple joint (22) includes solid
Determine side main body (1), the top of the affixed side main body (1) is arranged with rotatable rotary side main body (2), the rotary side main body
(2) rotation outer conductor (4) is installed at center of rotation, the rotation outer conductor (4) is downward through the affixed side main body
(1), cable-through hole up and down, the rotary side main body (2) and the affixed side master are provided on rotation outer conductor (4)
It is respectively installed on body (1) pinout connector (14), the pinout connector (14) on the affixed side main body (1) is fixedly connected active
Divide pcb board (5), the function divides pcb board (5) to be fixedly connected with drag ring (7), the drag ring (7) and the rotary side main body
(2) pinout connector (14) on is slidably connected, positioned at the top the simple joint (22) rotary side main body (2) with it is described
Rotary side shell (21) is fixedly connected, and the affixed side main body (1) of three simple joints (22) is mutually permanently connected and and institute
It states affixed side shell (20) to be fixedly connected, two neighbouring rotary side main bodys (2) are mutually permanently connected.
2. microwave four-way rotary joint according to claim 1, which is characterized in that the affixed side shell (20) and institute
It states and is each provided with four sub-miniature A connectors (23) on rotary side shell (21).
3. microwave four-way rotary joint according to claim 1, which is characterized in that two neighbouring affixed side masters
Body (1) is mutually permanently connected by connecting supporting element (24).
4. microwave four-way rotary joint according to claim 1, which is characterized in that the top of the rotary side main body (2)
Portion is fixedly connected with shift fork (25), and the bottom of rotation outer conductor (4) is provided with the notch matched with the shift fork (25).
5. microwave four-way rotary joint according to claim 1, which is characterized in that the function divides on pcb board (5) respectively
Welding center needle (6) and the drag ring (7).
6. microwave four-way rotary joint according to claim 5, which is characterized in that draw on the affixed side main body (1)
Outlet joint (14) is fixedly connected with the function and is divided pcb board (5) by center needle (6), and the affixed side main body (1) with thereon
The corresponding position of the pinout connector (14) at be fixedly connected with the second lead-out wire fixed screw (12).
7. microwave four-way rotary joint according to claim 1, which is characterized in that described to rotate the upper of outer conductor (4)
Portion is provided with boss.
8. microwave four-way rotary joint according to claim 7, which is characterized in that on the rotary side main body (2)
The bottom of pinout connector (14), which is fixedly connected with, draws inner conductor (8), and the extraction inner conductor (8) is passed down through the boss
After be slidably connected the drag ring (7).
9. microwave four-way rotary joint according to claim 8, which is characterized in that the bottom for drawing inner conductor (8)
Portion is plugged with pin (10), is fixedly connected with elastic slice conductor (9) on the pin (10), and the elastic slice conductor (9) is rubbed with described
Ring (7) are wiped to be slidably connected.
10. microwave four-way rotary joint according to claim 8, which is characterized in that the rotary side main body (2) with
The first lead-out wire fixed screw (11) is fixedly connected at the corresponding position of the pinout connector (14) thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910004702.XA CN109659647B (en) | 2019-01-03 | 2019-01-03 | Microwave four-way rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910004702.XA CN109659647B (en) | 2019-01-03 | 2019-01-03 | Microwave four-way rotary joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109659647A true CN109659647A (en) | 2019-04-19 |
| CN109659647B CN109659647B (en) | 2024-07-05 |
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ID=66118754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910004702.XA Active CN109659647B (en) | 2019-01-03 | 2019-01-03 | Microwave four-way rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109659647B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635935A (en) * | 2020-12-21 | 2021-04-09 | 北京然载通讯科技有限公司 | Hollow single-channel rotary joint |
| CN112838338A (en) * | 2021-02-04 | 2021-05-25 | 京航泰（北京）科技有限公司 | Single-channel coaxial rotary joint |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010187271A (en) * | 2009-02-13 | 2010-08-26 | Japan Radio Co Ltd | Rotary joint |
| CN102522610A (en) * | 2011-12-22 | 2012-06-27 | 南京鑫轩电子系统工程有限公司 | Multichannel microwave rotary joint |
| JP2016105552A (en) * | 2014-12-01 | 2016-06-09 | 日本無線株式会社 | Rotary joint |
| CN106935941A (en) * | 2017-03-06 | 2017-07-07 | 京航泰（北京）科技有限公司 | Double-channel coaxial rotary joint |
| CN107706486A (en) * | 2017-05-23 | 2018-02-16 | 星展测控科技股份有限公司 | Can quick regulation gap waveguide junction |
| CN209374633U (en) * | 2019-01-03 | 2019-09-10 | 京航泰（北京）科技有限公司 | A kind of microwave four-way rotary joint |
-
2019
- 2019-01-03 CN CN201910004702.XA patent/CN109659647B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010187271A (en) * | 2009-02-13 | 2010-08-26 | Japan Radio Co Ltd | Rotary joint |
| CN102522610A (en) * | 2011-12-22 | 2012-06-27 | 南京鑫轩电子系统工程有限公司 | Multichannel microwave rotary joint |
| JP2016105552A (en) * | 2014-12-01 | 2016-06-09 | 日本無線株式会社 | Rotary joint |
| CN106935941A (en) * | 2017-03-06 | 2017-07-07 | 京航泰（北京）科技有限公司 | Double-channel coaxial rotary joint |
| CN107706486A (en) * | 2017-05-23 | 2018-02-16 | 星展测控科技股份有限公司 | Can quick regulation gap waveguide junction |
| CN209374633U (en) * | 2019-01-03 | 2019-09-10 | 京航泰（北京）科技有限公司 | A kind of microwave four-way rotary joint |
Non-Patent Citations (1)
| Title |
|---|
| 张华林 等: "六通道方位旋转关节技术研究", 《现代雷达》, vol. 32, no. 4, 15 April 2010 (2010-04-15) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635935A (en) * | 2020-12-21 | 2021-04-09 | 北京然载通讯科技有限公司 | Hollow single-channel rotary joint |
| CN112838338A (en) * | 2021-02-04 | 2021-05-25 | 京航泰（北京）科技有限公司 | Single-channel coaxial rotary joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109659647B (en) | 2024-07-05 |
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