CN105514538B - A kind of phase shifter - Google Patents
A kind of phase shifter Download PDFInfo
- Publication number
- CN105514538B CN105514538B CN201510978868.3A CN201510978868A CN105514538B CN 105514538 B CN105514538 B CN 105514538B CN 201510978868 A CN201510978868 A CN 201510978868A CN 105514538 B CN105514538 B CN 105514538B
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- CN
- China
- Prior art keywords
- bar
- coaxial cable
- shaped trough
- metal cavity
- phase shifter
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
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- Waveguide Aerials (AREA)
Abstract
A kind of phase shifter, including coaxial cable and metal cavity, at least two independent radio frequency transmission areas are divided by longitudinal baffle inside the metal cavity, each independent radio frequency transmission area is corresponded in at least one side of metal cavity and is respectively equipped with the bar-shaped trough for setting coaxial cable for card together, bar-shaped trough is set along the longitudinally of metal cavity, the mounting hole passed through for inner conductor is equipped in the slot bottom of bar-shaped trough, shut off in the one side of mounting hole equipped with the transverse direction for blocking bar-shaped trough and reinforce slot, a part for coaxial cable outer conductor is fixed on mounting hole and laterally shuts off and reinforces between slot, and with the bar-shaped trough inner wall mutually company of welding.It can ensure the secured connection between coaxial cable and metal cavity, solve the problems, such as that phase shifter causes phase shifter working performance inconsistent and unstable due to Joint failure in the prior art.
Description
Technical field
The present invention relates to mobile communication antenna technical field, more particularly, to a kind of phase shifter.
Background technology
In mobile communications network covering, it is one of key equipment of overlay network that electricity, which adjusts antenna for base station, and phase shifter
It is the core component that electricity adjusts antenna for base station, the stability of phase shifter work directly determines the functional reliability of electrical tilt antenna and steady
It is qualitative.
In the prior art, the coaxial cable in cavity type phase shifter usually passes through a link block and phase shifter housing（Gold
Belong to cavity）It is connected, coaxial cable is connected on link block first, link block is connected again by bolt with phase shifter housing
It connects, since in assembling process is produced, Screw assembly part is susceptible to stress failures, structural strength can be sent out such connection mode
It is raw to weaken variation, slipping phenomenon is also in addition susceptible between Screw assembly part, these all cause link block and phase shifter housing
Between connection be present with loosening, so as to which the function of causing phase shifter is in the presence of unstable, seriously affected corresponding logical
The electricity function index of communication network.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of phase shifters, it is ensured that coaxial cable and metal cavity
Between secured connection, and the needs of more coaxial cable ordered arrangements can be met, the final working performance for improving phase shifter.
The in order to solve the above-mentioned technical problem used technical solution of the present invention is：A kind of phase shifter, including coaxial cable
And metal cavity, at least two independent radio frequency transmission areas are divided by longitudinal baffle inside the metal cavity, in wire chamber
At least one side of body corresponds to each independent radio frequency transmission area and is respectively equipped with the bar-shaped trough for setting coaxial cable for card together, item
Shape slot is set along the longitudinally of metal cavity, and the mounting hole passed through for inner conductor is equipped in the slot bottom of bar-shaped trough,
Shut off in the one side of mounting hole equipped with the transverse direction for blocking bar-shaped trough and reinforce slot, a part for coaxial cable outer conductor is fixed on peace
Between dress hole and the reinforcing slot that laterally shuts off, and it is welded and connected with bar-shaped trough inner wall.
Further, the slot bottom of bar-shaped trough is higher by the side of the metal cavity where bar-shaped trough.
Further, it is arranged in parallel between the multiple bar-shaped troughs set corresponding to each radio frequency transmission area, and adjacent twice
There is interval between bar-shaped trough.
Further, the radio frequency transmission area is two, and the coaxial cable is at least one group, every group of coaxial cable
Quantity for two, every group of two coaxial cables are correspondingly arranged respectively with twice bar-shaped trough, and two in every group coaxial electrical
Cable is identical the location of on metal cavity longitudinally.
Further, it is additionally provided with to arrange coaxial cable into the arrangement being pressed in corresponding bar-shaped trough in an orderly manner and fixes
Folder.
Further, the arrangement geometrical clamp includes a split ring to match with metal cavity cross-sectional shape,
Two ends of split ring are respectively equipped with the first card convex and the first card hole for the clamping that cooperates, on the inner peripheral surface of split ring,
Equipped with the inner card cage for matching with coaxial cable, drawing is equipped with close to one end of the first card hole on the outer circumferential surface of split ring
Handle is equipped with the second card hole in the end of drawing handle, is equipped with what is be used cooperatively with the second card hole on the outer circumferential surface of split ring
Second card convex.
Further, on the outer circumferential surface of split ring, position corresponding with inner card cage be additionally provided with for another group it is coaxial
The exterior bayonet slot that cable matches, the position for pulling handle setting meets can be by outside after the second card hole is clamped with the second card convex
Coaxial cable in card slot is pressed in the respective side of metal cavity.
Further, the split ring is straight-flanked ring, and the opening of straight-flanked ring is located on a side of rectangle, pulls handle
The corresponding corner of straight-flanked ring is located at, the number of the inner card cage is two, and hollow add is equipped between two inner card cages
Gu protrusion.
Further, in the end of drawing handle, it is convex that the edge of the second card hole is additionally provided with drawing hand.
Further, the split ring and the first card convex, drawing handle, drawing hand be convex, the second card convex and hollow
It reinforces protrusion and is integrated manufactured structure.
Advantageous effect：
According to the present invention, each radio frequency transmission area is corresponded in the side of metal cavity, bar-shaped trough is set, and in bar-shaped trough
Upper setting, which is laterally shut off, reinforces the mode of slot, and the outer conductor of coaxial cable is welded to connect with corresponding bar-shaped trough.Bar shaped
Slot can set coaxial cable card it is wherein avoided mutually to generate interference, laterally shut off and reinforce the setting of slot and can not only block outer conductor
Solder flux continues to extend in bar-shaped trough in weld seam between bar-shaped trough, so as to ensure between coaxial cable and bar-shaped trough inner wall
Compactness；And have the uniformity and density for utilizing and realizing weld seam between outer conductor and bar-shaped trough inner wall, and leaned in weld seam
It is near laterally shut off reinforce one end of slot side and easily form the arc tips weld seam of high intensity, so as to reinforce coaxial cable and bar-shaped trough it
Between connection.Avoid the failure connected between coaxial cable and bar-shaped trough, drastically increase phase shifter performance uniformity and
Stability.
The bottom of bar-shaped trough is higher than the side of the metal cavity where bar-shaped trough, and the structure that can strengthen entire phase shifter is strong
Degree, further improves the fastness being welded to connect.
It is arranged in parallel between the multiple bar-shaped troughs set corresponding to each radio frequency transmission area, and between adjacent twice bar-shaped trough
With interval, it can further avoid interfering with each other between the more coaxial cables with group, further improve the workability of phase shifter
Energy.
Arranging the setting of geometrical clamp can ensure that coaxial cable is fitly arranged in the corresponding one side of metal cavity, so as into one
Step ensures the stability and reliability of phase shifter work.
Further specific detailed description is done to the present invention with reference to the accompanying drawings and detailed description.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention.
Fig. 2 is enlarged drawing at A in Fig. 1.
Fig. 3 is the dimensional structure diagram of metal cavity.
Fig. 4 is the cross-sectional view of metal cavity.
Fig. 5 is the structure diagram of geometrical clamp.
In figure, 1, metal cavity, 101, bar-shaped trough, 102, welding hole, 103, laterally shut off and reinforce slot, 104, mounting hole,
2nd, geometrical clamp is arranged, 201, split ring, the 202, first card convex, the 203, first card hole, 204, exterior bayonet slot, 205, drawing handle,
206th, the second card hole, 207, drawing hand it is convex, the 208, second card convex, 209, inner card cage, 210, reinforce protrusion, 3, coaxial cable, 3 ',
Another group of coaxial cable.
Specific embodiment
As shown in the figure, a kind of phase shifter, including coaxial cable 3 and metal cavity 1.
Partition plate is equipped in metal cavity 1, so as to be divided to from longitudinally by metal cavity 1 for two independent radio frequency transmissions
Area.In practical application, the quantity of partition plate does not limit, for example can be that parallel interval is set two pieces are so that metal cavity 1 be divided
For 3 independent radio frequency transmission areas or 3 pieces of partition plates, so as to divide metal cavity 1 for 4 independent radio frequency transmission areas
Deng.
Corresponded in the one side of metal cavity 1 each independent radio frequency transmission area be respectively equipped with together for block set coaxial electrical
The bar-shaped trough 101 of cable, bar-shaped trough 101 are set along the longitudinally of metal cavity 1, are equipped in the slot bottom of bar-shaped trough 101 for coaxial
The mounting hole 104 that cable inner conductor passes through shuts off equipped with the transverse direction for blocking bar-shaped trough in the one side of mounting hole 104 and reinforces slot
103, a part for 3 outer conductor of coaxial cable, which is fixed on mounting hole 104 and laterally shuts off, reinforces between slot 103, and and bar-shaped trough
101 inner walls are welded and connected.
The inner wire of coaxial cable 3 is not the present invention herein for being connected with being located at the in vivo feeding network of wire chamber
Emphasis, therefore be not detailed.In order to facilitate welding, it is equipped in the corresponding position of 1 side wall of metal cavity and facilitates inner wire and feedback
The welding hole 102 that electric network is connected.
Specifically, coaxial cable 3 is located at the part outside metal cavity 1 has one section of card after the bending of bar-shaped trough length direction
It is located in bar-shaped trough 101.
Laterally shut off and reinforce the setting of slot 103 and can not only block between outer conductor and bar-shaped trough in weld seam solder flux in bar-shaped trough
In continue extend, so as to ensure the compactness between 101 inner wall of coaxial cable 3 and bar-shaped trough；And have and led using realization is outer
The uniformity and density of weld seam between body and bar-shaped trough inner wall, and in weld seam the one of 103 side of slot is reinforced close to laterally shutting off
End easily forms the arc tips weld seam of high intensity, so as to reinforce the connection between coaxial cable and bar-shaped trough.
The failure connected between coaxial cable and bar-shaped trough is avoided, solves and causes in the prior art due to fastener fails
Phase shifter performance variation, drastically increase the uniformity and stability of phase shifter performance.
Bar-shaped trough 101 can be made into integration with metal cavity 1, during making, the slot bottom of bar-shaped trough 101 can be made to be higher by bar-shaped trough
The side of the metal cavity at place so as to ensure the intensity of entire metal cavity, further improves the steady of phase shifter working performance
It is qualitative.
It is arranged in parallel between the multiple bar-shaped troughs set corresponding to each radio frequency transmission area, and between adjacent twice bar-shaped trough
With interval.
In present embodiment, radio frequency transmission area is two, and the twice bar-shaped trough in corresponding Liang Ge radio frequency transmissions area is arranged in parallel,
And there is interval between twice bar-shaped trough, the coaxial cable is at least one group, and the quantity of every group of coaxial cable is two, often
Two coaxial cables of group are correspondingly arranged respectively with twice bar-shaped trough, and two in every group bar coaxial cable is in metal cavity lengthwise
It is identical the location of on direction.
In present embodiment, twice bar-shaped trough only is provided in the one side of metal cavity, in twice bar-shaped trough, along length
Direction is equipped at intervals with 6 groups（12）Coaxial cable, 6 groups of coaxial cables are divided into the equal two batches of quantity, are respectively facing metal cavity 1
The both ends of length direction.
In actual application, can twice bar-shaped trough be set respectively on two opposite sides of metal cavity 1, dispose
Weld corresponding coaxial cable.
In order to further make coaxial cable aligned orderly, it is additionally provided with coaxial cable being clamped in whole in metal cavity
Manage geometrical clamp 2.
The arrangement geometrical clamp 2 includes a split ring 201 to match with 1 cross-sectional shape of metal cavity, opening
Two ends of ring 201 are respectively equipped with the first card convex 202 and the first card hole 203 for the clamping that cooperates, in the inner circumferential of split ring
On face, equipped with the inner card cage 209 for matching with coaxial cable, close to one end of the first card hole on the outer circumferential surface of split ring
Equipped with drawing handle 205, the second card hole 206 is equipped in the end of drawing handle 205, is equipped on the outer circumferential surface of split ring 201
The second card convex 208 being used cooperatively with the second card hole 206.
On the outer circumferential surface of split ring 201, with 209 corresponding position of inner card cage be additionally provided with for another group of coaxial cable
The exterior bayonet slot 204 to match, after the position that the drawing handle 205 is set meets the second card hole 206 and the clamping of the second card convex 208
Coaxial cable in exterior bayonet slot 204 can be pressed in the respective side of metal cavity 1.
The split ring 201 is straight-flanked ring, and the opening of straight-flanked ring is located on a side of rectangle, and drawing handle 205 is set
In the corresponding corner of straight-flanked ring, the number of the inner card cage 209 is two, is equipped between two inner card cages 209 hollow
Reinforcing protrusion 210.
In the end of drawing handle 205, the edge of the second card hole 206 is additionally provided with drawing hand convex 207.
201 and first card convex 202 of split ring, drawing handle 205, convex 207, second card convex 208 of drawing hand and
Hollow reinforcing protrusion 210 is integrated manufactured structure, specifically, the plastics with certain suppleness can be used and be made into integration.
In use, will arrange geometrical clamp 2 sets the outer circumferential surface of metal cavity 1, the inner card cage 209 on split ring inner peripheral surface with
One pair of which coaxial cable 3 is installed to cooperation, by pulling drawing handle that the first card hole 203 is made to be clamped with 202 phase of the first card convex,
Then another group coaxial cable 3 ' adjacent with coaxial cable 3 is made to be engaged with the exterior bayonet slot 204 on 201 outer circumferential surface of split ring
Afterwards, pass through pull drawing hand convex 207 so that the second card hole 206 is engaged clamping with the second card convex 208, so as to make two groups it is same
Shaft cable is docile in the respective side of metal cavity 1 in an orderly manner.
In practical application, inner card cage 209 and the quantity of exterior bayonet slot 204 determine according to actual needs.
The setting of arrangement geometrical clamp 2 also can further protect the attachment weld between coaxial cable and bar-shaped trough, and protect
Coaxial cable will not arbitrarily be bent in itself.The final functional reliability and stability for being further ensured that phase shifter.
Non- detailed portion is the prior art herein.
Claims (7)
1. a kind of phase shifter, including coaxial cable（3）And metal cavity（1）, separated by longitudinal baffle inside the metal cavity
For at least two independent radio frequency transmission areas, it is characterised in that：In metal cavity（1）To correspond to each independent at least one side
Radio frequency transmission area is respectively equipped with the bar-shaped trough for setting coaxial cable for card together（101）, bar-shaped trough（101）Along metal cavity（1）
Longitudinally set, in bar-shaped trough（101）Slot bottom be equipped with the mounting hole passed through for inner conductor（104）, pacifying
Fill hole（104）One side be equipped with the transverse direction of blocking bar-shaped trough and shut off and reinforce slot（103）, coaxial cable（3）One of outer conductor
Divide and be fixed on mounting hole（104）Slot is reinforced with laterally shutting off（103）Between, and be welded and connected with bar-shaped trough inner wall；It is additionally provided with
For coaxial cable to be arranged to the arrangement geometrical clamp being pressed in corresponding bar-shaped trough in an orderly manner（2）；The arrangement geometrical clamp
（2）Including one and metal cavity（1）The split ring that cross-sectional shape matches（201）, split ring（201）Two end part
She You not cooperate the first card convex being clamped（202）With the first card hole（203）, on the inner peripheral surface of split ring, equipped with for
The inner card cage to match with coaxial cable（209）, on the outer circumferential surface of split ring drawing hand is equipped with close to one end of the first card hole
Handle（205）, in drawing handle（205）End be equipped with the second card hole（206）, in split ring（201）Outer circumferential surface be equipped with
Second card hole（206）The second card convex being used cooperatively（208）；The split ring（201）For straight-flanked ring, the opening of straight-flanked ring is set
On a side of rectangle, handle is pulled（205）It is located at the corresponding corner of straight-flanked ring.
2. a kind of phase shifter according to claim 1, it is characterised in that：Bar-shaped trough（101）Slot bottom be higher by bar-shaped trough institute
Metal cavity side.
3. a kind of phase shifter according to claim 2, it is characterised in that：Multiple set corresponding to each radio frequency transmission area
It is arranged in parallel between shape slot, and there is interval between adjacent twice bar-shaped trough.
4. a kind of phase shifter according to claim 3, it is characterised in that：The radio frequency transmission area is two, described
Coaxial cable is at least one group, and the quantity of every group of coaxial cable is two, every group of two coaxial cables respectively with twice bar shaped
Slot is correspondingly arranged, and two in every group bar coaxial cable is identical the location of on metal cavity longitudinally.
5. according to a kind of phase shifter of claim 1-4 any one of them, it is characterised in that：In split ring（201）Outer circumferential surface
On, with inner card cage（209）Corresponding position is additionally provided with the exterior bayonet slot for matching with another group of coaxial cable（204）, it is described
Pull handle（205）The position of setting meets the second card hole（206）With the second card convex（208）It can be by exterior bayonet slot after clamping
（204）In coaxial cable be pressed on metal cavity（1）Respective side on.
6. a kind of phase shifter according to claim 1, it is characterised in that：In drawing handle（205）End, the second card hole
（206）Edge be additionally provided with drawing hand it is convex（207）.
7. a kind of phase shifter according to claim 1, it is characterised in that：The split ring（201）With the first card convex
（202）, drawing handle（205）, drawing hand it is convex（207）, the second card convex（208）And hollow reinforcing protrusion（210）It is integrated
Manufactured structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978868.3A CN105514538B (en) | 2015-12-24 | 2015-12-24 | A kind of phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978868.3A CN105514538B (en) | 2015-12-24 | 2015-12-24 | A kind of phase shifter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105514538A CN105514538A (en) | 2016-04-20 |
| CN105514538B true CN105514538B (en) | 2018-05-18 |
Family
ID=55722337
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510978868.3A Active CN105514538B (en) | 2015-12-24 | 2015-12-24 | A kind of phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105514538B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7483822B2 (en) | 2018-07-11 | 2024-05-15 | ケイエムダブリュ インコーポレーテッド | Phase conversion device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106067577B (en) * | 2016-05-24 | 2019-04-09 | 武汉虹信通信技术有限责任公司 | A kind of dielectric phase shifter of novel conduction chamber |
| CN106876867B (en) * | 2017-03-16 | 2024-01-23 | 京信通信技术(广州)有限公司 | Fixing seat for phase shifter and phase shifter |
| CN106972223B (en) * | 2017-04-21 | 2022-05-31 | 摩比天线技术（深圳）有限公司 | Phase shifter and base station antenna |
| CN106972271B (en) * | 2017-05-22 | 2023-09-19 | 摩比天线技术（深圳）有限公司 | Phase shifter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7030824B1 (en) * | 2003-05-29 | 2006-04-18 | Lockheed Martin Corporation | MEMS reflectarray antenna for satellite applications |
| CN201065990Y (en) * | 2007-06-27 | 2008-05-28 | 比亚迪股份有限公司 | Fastener device and pipe fixing clamp with the fastener device |
| CN104037475A (en) * | 2014-01-28 | 2014-09-10 | 京信通信技术(广州)有限公司 | Cavity type microwave device |
| CN205211897U (en) * | 2015-12-24 | 2016-05-04 | 广东通宇通讯股份有限公司 | Phase shifter |
-
2015
- 2015-12-24 CN CN201510978868.3A patent/CN105514538B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7030824B1 (en) * | 2003-05-29 | 2006-04-18 | Lockheed Martin Corporation | MEMS reflectarray antenna for satellite applications |
| CN201065990Y (en) * | 2007-06-27 | 2008-05-28 | 比亚迪股份有限公司 | Fastener device and pipe fixing clamp with the fastener device |
| CN104037475A (en) * | 2014-01-28 | 2014-09-10 | 京信通信技术(广州)有限公司 | Cavity type microwave device |
| CN205211897U (en) * | 2015-12-24 | 2016-05-04 | 广东通宇通讯股份有限公司 | Phase shifter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7483822B2 (en) | 2018-07-11 | 2024-05-15 | ケイエムダブリュ インコーポレーテッド | Phase conversion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105514538A (en) | 2016-04-20 |
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