CN205004420U - Phase shifter - Google Patents
Phase shifter Download PDFInfo
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- CN205004420U CN205004420U CN201520798550.2U CN201520798550U CN205004420U CN 205004420 U CN205004420 U CN 205004420U CN 201520798550 U CN201520798550 U CN 201520798550U CN 205004420 U CN205004420 U CN 205004420U
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- phase shifter
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- buckle
- elastic sheet
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Abstract
The utility model relates to the technical field of communication discloses a phase shifter. This phase shifter includes: the conductor and the medium body wherein, are provided with the spout on the conductor, be provided with the through -hole on the medium body, include still with the medium body pressure compact structure on the conductor tightly that this compact structure adopts metal flexure strip to provide the packing force. Phase shifter that this embodiment provided through adopt compact structure with the medium body pressure tightly on the conductor for the medium physical stamina is enough slides on the conductor, and the piece that compresses tightly among the compact structure adopts a metal flexure strip, thereby makes compact structure can provide stable pressure, guarantees that the medium physical stamina enough compresses tightly on the conductor, has improved the slip effect between conductor and the medium body, and then has improved phase shifter's coupling effect, has still improved phase shifter's reliability simultaneously.
Description
Technical field
The utility model relates to the technical field of communication, refers more particularly to a kind of phase shifter.
Background technology
At present, most of scheme that two objects compressions also can be slided mutually is all utilize the strain of working of plastics to carry out compression of exerting pressure.Such as, a phase shifter design of capital letter communication common carrier, is pressed to grey part on metal covering by working of plastics, to make the gap between grey part and metal can ensure in certain scope;
Have a significantly shortcoming with working of plastics as the mode of the crimp of strain: because working of plastics has individual inherent feature: high temperature or long term high temperature, low temperature change and normal temperature time, all the physical phenomenon of creep will be there will be, easy Cold Brittle Fracture during low temperature, thus make the working of plastics effect of following the string, the reliability of product is had a greatly reduced quality greatly.
Make two compacted objects compress the scheme also can mutually slided with working of plastics and also have andrew phase shifter, a working of plastics is placed in two PCB ends, makes mutually to compress between two PCB after distortion.
This patent form with scheme one by one sample there is open defect: high temperature or long term high temperature, low temperature change and normal temperature time, all the physical phenomenon of creep will be there will be, easy Cold Brittle Fracture during low temperature, thus make the working of plastics effect of following the string, the reliability of product is had a greatly reduced quality greatly.
Another reasonable clamping plan is: use silica gel spring column and ceramic hoodle to compress, all elastic force carries out compressional deformation by silica gel spring column to be provided, and being slided by the point cantact of ceramic hoodle or rolled reduces the frictional force with cover plate.
Program principle is also utilize plastic extrusion to be out of shape the elastic force produced, though be a reasonable Flexible Design, but the time grown and can produce certain plastic deformation, elastic force reduces or disappears.Secondly height dimension is higher, and have no idea to realize for some low spatial scenes, the number of spare parts also with regard to forming whole crimping link is more, and crimping effect affects larger by the accumulated error of these parts.
Utility model content
The utility model provides a kind of phase shifter, in order to improve the sliding effect between the conductor of phase shifter and dielectric, and then improves signal coupling effect between the two.
First aspect, provides a kind of phase shifter, and this phase shifter comprises: conductive medium body, wherein, described conductor is provided with chute, described dielectric is provided with through hole; Also comprise the compressing structure be pressed on by described dielectric on described conductor, described compressing structure comprises:
Fixture, comprises base and is arranged on the buckle on described base, and described buckle exposes through after chute and described through hole;
Separator, comprises the isolation seat be sleeved on described buckle, and two that are symmetricly set on described isolation seat both sides clamp arm;
Compressing member, comprise the metallic elastic sheet be installed on described buckle, described metallic elastic sheet has and each extension clamping arm and match, and two extensions be not pressed on its correspondence clamp arm time, described dielectric is pressed on described conductor by described elastic deformation generation elastic deformation.
In conjunction with above-mentioned first aspect, in the implementation that the first is possible, described in clamp arm be list structure, and described in clamp the one side that arm deviates from described dielectric and be provided with groove, described extending part is in described groove, and the end of described extension is pressed on the sidewall of described groove.
In conjunction with the first possible implementation of above-mentioned first aspect, in the implementation that the second is possible, described isolation seat is circular seat structure, and described two clamp the both sides that arm is symmetricly set on described circular seat structure, the one side that described circular seat structure deviates from described dielectric is symmetrically arranged with two arc convex structures, and the symmetry axis between described two arc convex structures clamps the symmetry axis of arm perpendicular to described two, the width in the gap between the end of the correspondence of described two arc convex is not less than the width of the extension of described metallic elastic sheet.
In conjunction with the implementation that the second of above-mentioned first aspect is possible, in the implementation that the third is possible, described metallic elastic sheet is circular piece, and described circular piece has and the described bending structure be clasped.
In conjunction with the third possible implementation of above-mentioned first aspect, in the 4th kind of possible implementation, described metallic elastic sheet is positioned at the space that described two arc convex structures surround.
In conjunction with the third possible implementation of above-mentioned first aspect, in the 5th kind of possible implementation, described extension is arcuate extensions, and the intrados of described extension is towards described separator.
In conjunction with implementation, the third possible implementation of first aspect, the 4th kind of possible implementation of first aspect, the 5th kind of possible implementation of first aspect that the second of the first possible implementation of above-mentioned first aspect, first aspect, first aspect is possible, in the 6th kind of possible implementation, described through hole is long lumbar hole, and described buckle has the long waist type seat be installed in described long lumbar hole.
In conjunction with the 6th kind of possible implementation of above-mentioned first aspect, in the 7th kind of possible implementation, the length direction of described chute is identical with the length direction of described conductor.
In conjunction with the 7th kind of possible implementation of above-mentioned first aspect, in the 8th kind of possible implementation, described conductor is provided with the multiple chutes along the single arrangement in described conductor length direction, described dielectric is provided with the through hole along the single arrangement of described dielectric length direction.
In conjunction with the 6th kind of possible implementation of above-mentioned first aspect, in the 9th kind of possible implementation, described phase shifter is the phase shifter with filter function.
According to the phase shifter that first aspect provides, by adopting compressing structure, dielectric is pressed on conductor, dielectric can be slided on conductor, and the compressing member in compressing structure adopts metallic elastic sheet, thus make the pressure that compressing structure can provide stable, ensure that dielectric can be pressed on conductor, improve the sliding effect between conductor and dielectric, and then improve the coupling effect of phase shifter, also improve the reliability of phase shifter simultaneously.
Accompanying drawing explanation
The structural representation of the phase shifter that Fig. 1 provides for the utility model embodiment;
The explosive view of the phase shifter that Fig. 2 provides for the utility model embodiment;
The structural representation of the phase shifter that Fig. 3 provides for the utility model specific embodiment;
The structural representation of the main PCB of the phase shifter that Fig. 4 provides for the utility model specific embodiment;
The structural representation of the slip PCB of the phase shifter that Fig. 5 provides for the utility model specific embodiment.
Reference numeral:
10-conductor 11-chute 20-dielectric 21-through hole 30-compressing structure
31-fixture 311-base 312-long waist type seat 313-buckle 32-separator
321-isolation seat 322-clamps arm 33-compressing member 331-metallic elastic sheet 332-extension
301-cavity 302-main PCB 302-1,302-2,302-3,302-4-conductor
302a, 302b-filtering minor matters 302c-merit partial node 303-slip PCB
303-1,303-2,303-3,303-4-dielectric 304-pull bar
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
As shown in Figures 1 and 2, the structural representation of the phase shifter that Fig. 1 provides for the utility model embodiment, the explosive view of the phase shifter that Fig. 2 provides for the utility model embodiment.
The utility model embodiment provides a kind of phase shifter, and this phase shifter comprises: conductor 10 and dielectric 20, wherein, described conductor 10 is provided with chute 11, described dielectric 20 is provided with through hole 21; Also comprise the compressing structure 30 be pressed on by described dielectric 20 on described conductor 10, described compressing structure 30 comprises:
Fixture 31, comprises base 311 and is arranged on the buckle 313 on described base 311, and described buckle 313 exposes through after chute 11 and described through hole 21;
Separator 32, comprises the isolation seat 321 be sleeved on described buckle 313, and two that are symmetricly set on described isolation seat 321 both sides clamp arm 322;
Compressing member 33, comprise the metallic elastic sheet 331 be installed on described buckle 313, described metallic elastic sheet 331 has and each extension 332 clamping arm 322 and match, and two extensions 332 be not pressed on its correspondence clamp arm 322 time, dielectric 20 compresses on the conductor 10 by described elastic deformation generation elastic deformation.
In the above-described embodiments, compressing structure 30 is adopted to compress on the conductor 10 by dielectric 20, dielectric 20 can be slided on the conductor 10, and the compressing member 33 in compressing structure 30 adopts metallic elastic sheet 331, thus make the pressure that compressing structure 30 can provide stable, ensure that dielectric 20 can compress on the conductor 10, improve the sliding effect between conductor 10 and dielectric 20, and then improve the coupling effect of phase shifter, also improve the reliability of phase shifter simultaneously.
Conveniently there is detailed understanding to the structure of the phase shifter that the utility model embodiment provides, below in conjunction with accompanying drawing, its structure is described in detail.
As shown in Figures 1 and 2, the phase shifter that the present embodiment provides is made up of three parts, conductor 10, dielectric 20 and compressing structure 30.
As shown in Figure 2, conductor 10 is provided with chute 11, dielectric 20 is provided with through hole 21, when assembling, it is interior by integral for two assembling parts with through hole 21 that compressing structure 30 is located in above-mentioned chute 11.The length direction of this chute 11 is identical with the length direction of conductor 10, and both sides conductor 10 being positioned at chute 11 are provided with circuit, and this circuit is identical with the circuit on conductor 10 in phase shifter of the prior art, and in this not go into detail.In like manner, the circuit on dielectric 20 is identical with the circuit on the dielectric 20 in phase shifter in prior art, therefore, is also no longer described in detail.
When both connect by compressing structure 30, together with by the combination between fixture 31, separator 32 and compressing member 33 dielectric 20 being assembled into conductor 10.Concrete, as shown in Figure 2, fixture 31 comprises base 311 and is arranged on the buckle 313 on this base 311, when assembling, buckle 313 exposes through after chute 11 and through hole 21, and base 311 is positioned at outside chute 11, after fixture 31 is worn, be sleeved on by separator 32 on buckle 313, this separator 32 is insulating part, and the material such as plastics, rubber can be adopted to be made.Afterwards, be secured to by compressing member 33 on buckle 313, this compressing member 33 is metallic elastic sheet 331, and when metallic elastic sheet 331 clamps with buckle 313, metallic elastic sheet 331 is pressed on separator 32, thus avoids metal separator 32 directly to contact with dielectric 20.
The structure of fixture 31 wherein as shown in Figure 2, this fixture 31 comprises base 311 and is arranged on the buckle 313 on base 311, wherein, base 311 is positioned at outside chute 11, together with coordinating with metallic elastic sheet 331, provide the power clamping conductor 10 and dielectric 20.As shown in Figure 2, this base 311 is the base 311 of rectangle, and buckle 313 is arranged on the centre position of base 311, as a kind of preferred embodiment, as shown in Figure 2, the through hole 21 on dielectric 20 is long lumbar hole, and buckle 313 has the long waist type seat 312 be installed in long lumbar hole.When buckle 313 is installed on long waist-shaped hole, corresponding buckle 313 is provided with the long waist type seat 312 that waist-shaped hole long with this coordinates, thus make between buckle 313 and long waist-shaped hole fixing, when avoiding sliding between dielectric 20 and conductor 10, there is rotating the situation causing base 311 to turn in chute 11 and occur in base 311, improves the reliability of whole compressing structure 30.
The structure of separator 32 wherein as shown in Figure 2, what this separator 32 comprised isolation seat 321 and was symmetricly set on isolation seat 321 both sides clamps arm 322, this isolation seat 321 is for isolating the metallic elastic sheet 331 in compressing member 33 with dielectric 20, clamp arm 322 for being blocked by the extension 332 of metallic elastic sheet 331, thus make extension 332 occur elastic deformation, thus compressing member 33 can be provided to be compressed by dielectric 20 elastic restoring force on the conductor 10.Isolation seat 321 is wherein circular seat structure, and two clamp the both sides that arm 322 is symmetricly set on circular seat structure, the one side that circular seat structure deviates from dielectric 20 is symmetrically arranged with two arc convex structures, and the symmetry axis between two arc convex structures clamps the symmetry axis of arm 322 perpendicular to two, the width in the gap between the end of the correspondence of two arc convex is not less than the width of the extension 332 of metallic elastic sheet 331.Wherein clamp arm 322 for list structure, and clamp the one side that arm 322 deviates from dielectric 20 and be provided with groove.
As shown in Figure 2, it comprises metallic elastic sheet 331 to the structure of compressing member 33, and the bilateral symmetry of metallic elastic sheet 331 is provided with extension 332, this extension 332 with clamp arm 322 one_to_one corresponding.Wherein, this metallic elastic sheet 331 is circular piece, and described circular piece has the bending structure coordinated with described buckle 313.Thus metallic elastic sheet 331 can be clamped on buckle 313.
When specifically clamping, as shown in Figures 1 and 2, be first installed in groove by extension 332, the end of extension 332 is pressed on the sidewall of groove.Pressed by bending structure afterwards and make it be installed on buckle 313, now, metallic elastic sheet 331 is positioned at the space that described two arc convex structures surround.Thus provide certain restriction to metal clips, improve fail safe.
As a kind of preferred embodiment, extension 332 is arcuate extensions 332, and the intrados of extension 332 is towards separator 32.When adopting said structure, not only facilitate extension 332 and be installed in draw-in groove, meanwhile, when elastic sheet metal is installed on buckle 313, there is larger deformation quantity in extension 332, thus make the thrust that compressing member 33 can provide larger.
In addition, when conductor 10 specifically coordinates with dielectric 20, a dielectric 20 can be adopted to coordinate a conductor 10, also multiple dielectric 20 can be adopted to coordinate a conductor 10, when adopting multiple dielectric 20 to coordinate a conductor 10, conductor 10 is provided with the multiple chutes 11 along the single arrangement of conductor 10 length direction, dielectric 20 is provided with the through hole 21 along the single arrangement of dielectric 20 length direction.
Conveniently understand the structure of the phase shifter that the utility model embodiment provides, below in conjunction with accompanying drawing and specific embodiment, it is described in detail.
As shown in Fig. 3, Fig. 4 and Fig. 5, Fig. 3 shows the external structure of phase shifter, and Fig. 4 shows the structural representation of main PCB, and Fig. 5 shows the structural representation of slip PCB.
The present embodiment is 6 port phase shifter of a lump type, as shown in Figure 3, and an input port, five output ports; The cavity of sectional material of employing up and down of suspended mictrostrip realizes, and cavity of sectional material is day font, because day font centre altogether, effectively can reduce the thickness of phase shifter.Main PCB 302 and slip PCB303 are equipped with in cavity 301 inside, and main PCB 302 and slip PCB303 are compressed by the elastic construction that the present embodiment provides; The elastic compaction mechanism of four sections is had above main PCB 302 and slip PCB303 sub-assembly; Two in the present embodiment compacted (302,303) four sections form PCB integral structure respectively, be convenient to assembling and operation, all the other separators, fixture compress and keep certain modulus of elasticity two compacted with elastic component together with four sections, to make slip PCB303 when relative main PCB 302 slides, can ensure that gap between the two meets the demands, and still can meet its clearance requirement under total temperature.Slip PCB303 is positioned over above main PCB 302, is equipped with the U-shaped band line described in four sections above slip PCB303, and the band line above main PCB 302 is coupled respectively with the band line on slip PCB303 and is electrically connected, and metal does not directly contact with metal; Namely in actual use, conductor 302-1 and dielectric 303-1 is coupled and is electrically connected; Conductor 302-2 and dielectric 303-2 is coupled and is electrically connected; Conductor 302-3 and dielectric 303-3 is coupled and is electrically connected; Conductor 302-4 and dielectric 303-4 is coupled and is electrically connected; Thus ensure to need to pass to output port according to design from the signal of main feeder input; Namely as shown in Figure 5, signal inputs from Pin, after filtering minor matters 302a and 302b, filtering interfering frequency band signals, and signal arrives merit partial node 302c; Electric current after 302c, part energy is through the combination of coupled section 302-2 and 303-2, part energy is exported at P4 mouth, part energy is delivered to the combination of coupled section 302-1 and 303-1 again, arrive delivery outlet P5, same, energy is respectively from P2, P1 exports, and reaches the object of energy transferring; For the power of signal, the merit parallel circuit that power division can adjust between each coupled section achieves the goal; For the phase place of signal, P5 delivery outlet obtains in a P4 delivery outlet coupled section of connecting, after pull bar 304 drives slip PCB303 to move a segment distance, at more than the phase difference obtained at P4 port one times of the phase difference that P5 produces, thus the phase place that the phase place realizing the output of P5 port is the output of 2 Φ, P4 port is Φ; Same, the phase place that P1 port exports also is the twice that P2 port exports phase place;
In order to realize P5 P4 P3 P2 the port of P1 export phase place this variable and realize equal difference or approximate equal difference phase place, coupled section 1, coupled section 2 are in opposite directions with the layout of coupled section 3, coupled section 4; Like this, after pull bar 304 drives slip PCB303 to move a segment distance, P5 P4 P3 P2 the port of P1 export phase place this variable, just can realize 2 Φ, 1 Φ, 0 ,-1 Φ ,-2 Φ.
In order to further be described the use of this phase-shift system, port P5 P4 P3 P2 P1 be electrically connected respectively at the radiating element of array antenna, after pull bar 304 drives slip PCB303 to move a segment distance, from the high-frequency current signal of Pin feed-in, by the work of phase shifter, the signal code intensity requiring to radiating element feed and phase place, thus change the direction of array antenna antenna pattern.
In addition, the phase shifter in above-described embodiment can be the phase shifter of different model and function, and as a kind of specific embodiment, this phase shifter is the phase shifter with filter function.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (10)
1. a phase shifter, is characterized in that, comprising: conductor and dielectric, wherein, described conductor is provided with chute, described dielectric is provided with through hole; Also comprise the compressing structure be pressed on by described dielectric on described conductor, described compressing structure comprises:
Fixture, comprises base and is arranged on the buckle on described base, and described buckle exposes through after chute and described through hole;
Separator, comprises the isolation seat be sleeved on described buckle, and two that are symmetricly set on described isolation seat both sides clamp arm;
Compressing member, comprise the metallic elastic sheet be installed on described buckle, described metallic elastic sheet has and each extension clamping arm and match, and two extensions be not pressed on its correspondence clamp arm time, described dielectric is pressed on described conductor by described elastic deformation generation elastic deformation.
2. phase shifter as claimed in claim 1, it is characterized in that, described in clamp arm be list structure, and described in clamp the one side that arm deviates from described dielectric and be provided with groove, described extending part is in described groove, and the end of described extension is pressed on the sidewall of described groove.
3. phase shifter as claimed in claim 2, it is characterized in that, described isolation seat is circular seat structure, and described two clamp the both sides that arm is symmetricly set on described circular seat structure, the one side that described circular seat structure deviates from described dielectric is symmetrically arranged with two arc convex structures, and the symmetry axis between described two arc convex structures clamps the symmetry axis of arm perpendicular to described two, the width in the gap between the end of the correspondence of described two arc convex is not less than the width of the extension of described metallic elastic sheet.
4. phase shifter as claimed in claim 3, it is characterized in that, described metallic elastic sheet is circular piece, and described circular piece has and the described bending structure be clasped.
5. phase shifter as claimed in claim 4, it is characterized in that, described metallic elastic sheet is positioned at the space that described two arc convex structures surround.
6. phase shifter as claimed in claim 4, it is characterized in that, described extension is arcuate extensions, and the intrados of described extension is towards described separator.
7. the phase shifter as described in any one of claim 1 ~ 6, is characterized in that, described through hole is long lumbar hole, and described buckle has the long waist type seat be installed in described long lumbar hole.
8. phase shifter as claimed in claim 7, it is characterized in that, the length direction of described chute is identical with the length direction of described conductor.
9. phase shifter as claimed in claim 8, it is characterized in that, described conductor is provided with the multiple chutes along the single arrangement in described conductor length direction, described dielectric is provided with the through hole along the single arrangement of described dielectric length direction.
10. phase shifter as claimed in claim 7, it is characterized in that, described phase shifter is the phase shifter with filter function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520798550.2U CN205004420U (en) | 2015-10-15 | 2015-10-15 | Phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520798550.2U CN205004420U (en) | 2015-10-15 | 2015-10-15 | Phase shifter |
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| Publication Number | Publication Date |
|---|---|
| CN205004420U true CN205004420U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520798550.2U Active CN205004420U (en) | 2015-10-15 | 2015-10-15 | Phase shifter |
Country Status (1)
| Country | Link |
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| CN (1) | CN205004420U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193082A (en) * | 2018-08-10 | 2019-01-11 | 昆山恩电开通信设备有限公司 | Compact integrated phase shifter |
| CN110098449A (en) * | 2018-01-29 | 2019-08-06 | 康普技术有限责任公司 | Slide plate support device |
| CN111342174A (en) * | 2020-03-12 | 2020-06-26 | 华南理工大学 | Filtering phase shifter and antenna |
| CN111585024A (en) * | 2020-05-20 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Dielectric phase shifter and 5G base station antenna |
-
2015
- 2015-10-15 CN CN201520798550.2U patent/CN205004420U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098449A (en) * | 2018-01-29 | 2019-08-06 | 康普技术有限责任公司 | Slide plate support device |
| CN110098449B (en) * | 2018-01-29 | 2022-09-27 | 康普技术有限责任公司 | Sliding sheet supporting device |
| CN109193082A (en) * | 2018-08-10 | 2019-01-11 | 昆山恩电开通信设备有限公司 | Compact integrated phase shifter |
| CN111342174A (en) * | 2020-03-12 | 2020-06-26 | 华南理工大学 | Filtering phase shifter and antenna |
| CN111342174B (en) * | 2020-03-12 | 2021-03-30 | 华南理工大学 | Filtering phase shifter and antenna |
| CN111585024A (en) * | 2020-05-20 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Dielectric phase shifter and 5G base station antenna |
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