CN207409635U - Phase shifter - Google Patents
Phase shifter Download PDFInfo
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- CN207409635U CN207409635U CN201721457968.2U CN201721457968U CN207409635U CN 207409635 U CN207409635 U CN 207409635U CN 201721457968 U CN201721457968 U CN 201721457968U CN 207409635 U CN207409635 U CN 207409635U
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Abstract
The utility model is related to mobile communication radio-frequency devices technical fields, and in particular to a kind of phase shifter, the phase shifter include cavity, be placed in the in vivo feeding network of chamber, be placed in the medium element that cavity is interior and can move along a straight line with respect to cavity.Wherein, the cavity is spliced to form by least two sub- cavitys along longitudinally, and is insulated between two neighboring sub- cavity.The utility model by the long cavity of phase shifter by being divided into the shorter sub- cavity of multiple length, the cavity of phase shifter is spliced to form by multiple sub- cavitys again, reduce the integrally formed difficulty of processing of cavity, improve the electroplating quality of cavity, convenient for removing burr during cavity processing, the process quality issue of cavity is avoided to influence the intermodulation index of phase shifter, so as to promote the performance of phase shifter.
Description
【Technical field】
The utility model is related to mobile communication radio-frequency devices technical fields, and in particular 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 quality of phase shifter performance directly determines electrical tilt antenna performance, and then influences net
The covering quality of network, therefore importance of the phase shifter in mobile base station antenna field is self-evident.It is general with multifrequency antenna
And the raising required with operator antenna performance, antenna have become the trend of a development using multiport phase shifter.
In the prior art, multiport phase shifter generally comprises an overlength cavity, transmission network mainly using dielectric phase shifter
Network and phase-shift network.However, existing multiport phase shifter is primarily present problems with：Cavity would generally use plating to solve welding
Problem, but long cavity due to the too long electroplating quality in inner cavity it is difficult to ensure that, if plating is bad, phase shifter performance, same duration can be influenced
It is also big that cavity is integrally formed difficulty of processing；Long cavity burr in processing is difficult to clean off, and it is bad to be easy to cause phase shifter intermodulation, very
To the risk for having short circuit.
【Utility model content】
The purpose of this utility model is to provide a kind of phase shifter, for solve phase shifter because cavity is long be difficult to due to
The problem of influencing phase shifter performance.
To realize the purpose, the utility model adopts the following technical solution：
A kind of phase shifter including cavity, is placed in the in vivo feeding network of chamber, is placed in cavity and can opposite cavity straight line fortune
Dynamic medium element, wherein, the cavity is spliced to form by least two sub- cavitys along longitudinally, and two neighboring sub- chamber
It insulate between body.
Specifically, it is interfixed splicing between the two neighboring sub- cavity by connecting medium.
Preferably, the connection medium is for by the two neighboring sub- articulate media connections of cavity；Adjacent two
The opposite one end of a sub- cavity is equipped with perforate, and media connections correspond to the perforate equipped with grab, the grab difference
It is fastened with the perforate on the two neighboring sub- cavity with the adjacent two sub- cavitys of fixation.
Optionally, the connection medium is metal glue, and two neighboring sub- cavity is interfixed splicing by metal glue.
Preferably, dielectric is equipped between the two neighboring sub- cavity mutually spliced so that between two neighboring sub- cavity
Insulation.
Preferably, there is gap between the two neighboring sub- cavity mutually spliced.
Preferably, the feeding network includes at least two sub- feeding networks, and at least two sub- feeding network corresponds to
It is placed in multiple sub- cavitys, and the two neighboring sub- feeding network is electrically connected to form the feeding network and runs through
In the cavity formed by least two sub- cavitys.
Preferably, the medium element includes at least two sub- medium elements, and at least two sub- medium element corresponds to
It is placed in multiple sub- cavitys, and the two neighboring sub- medium element forms the medium element by snapping and penetrates through
In in the cavity formed by least two sub- cavitys.
Specifically, the feeding network is included the circuit with phase shift function formed based on pcb board printing or by metal
The circuit that conductor is formed according to phase-shift circuit function.
Specifically, the lengthwise cavity that the sub- cavity is integrally formed.
Compared with prior art, the utility model possesses following advantage：
1. the utility model by by the integrally formed long cavity of phase shifter be divided into the shorter sub- cavity of multiple length come into
Type, then the cavity of phase shifter is spliced to form by multiple sub- cavitys, the shorter cavity of length reduces the integrally formed processing of cavity
Difficulty improves the electroplating quality of cavity, convenient for removing burr during cavity processing, the process quality issue of cavity is avoided to influence to move
The intermodulation index of phase device, so as to promote the performance of phase shifter.
2. the multiple sub- cavitys of the utility model are spliced to form by way of media connections or the bonding of metal glue
The cavity of phase shifter, and the gap for making to retain one fixed width between the two neighboring sub- cavity of interconnection to be to ensure to insulate, from
And the intermodulation index for contacting directly and influencing phase shifter between sub- cavity is avoided, and then promote the performance of phase shifter.
3. the feeding network and medium element of the phase shifter of the utility model are again divided into multiple sub- feeding networks and son is situated between
Then matter element is attached the feeding network and medium element to be formed and run through in phaser cavity again, so as to beneficial to phase shift
The batch production of device.
Obviously, the above-mentioned description in relation to the utility model advantage is recapitulative, it is more the advantages of description will be embodied in after
During continuous embodiment discloses and, those skilled in the art can also the revealed content of the utility model reasonably find this
Other plurality of advantages of utility model.
The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description
In become apparent or recognized by the practice of the utility model.
【Description of the drawings】
Fig. 1 is a kind of stereogram of embodiment of the utility model phase shifter；
Fig. 2 is the exploded view of the phase shifter of Fig. 1；
Fig. 3 is the enlarged drawing at A positions in phase shifter shown in Fig. 2；
Fig. 4 is a kind of stereogram of embodiment of the utility model media connections；
Fig. 5 is the front view of Fig. 4 media connections；
Fig. 6 is the top view of Fig. 4 media connections；
Fig. 7 is the side view of Fig. 4 media connections；
Fig. 8 is the stereogram of another embodiment of the utility model phase shifter；
Fig. 9 is the exploded view of the phase shifter of Fig. 8；
Figure 10 is the stereogram of the another embodiment of the utility model phase shifter；
Figure 11 is the enlarged drawing at the B positions of the phase shifter of Figure 10.
【Specific embodiment】
The utility model is further described with exemplary embodiment below in conjunction with the accompanying drawings, it is wherein identical in attached drawing
Label all refers to identical component.In addition, if the detailed description of known technology is for showing the feature of the utility model
It is unnecessary, then omits it.
The phase shifter of the utility model, including feeding network, medium element and by least two sub- cavitys along longitudinally
The cavity being spliced to form, the feeding network is with the medium element in the cavity of the phase shifter.Usually, it is described
Medium element is arranged between enclosure wall and the feeding network of cavity, and the force-applied longitudinally along cavity does straight line fortune
It is dynamic.Further, the feeding network and the medium element run through the cavity so that the feeding network can with it is outer
The transmission cable connection in portion.
Preferably, each sub- cavity is integrally formed lengthwise cavity.It is preferred that using pultrusion molding process one
Shaping, the cavity cross-section for making all sub- cavitys is consistent, and the sub- cavity mutually spliced keeps alignment, work on its longitudinally
It is whole, consistent.Meanwhile the both ends of phaser cavity along its longitudinally are that openend penetrates through the in vivo transmission network of chamber to allow
Network is connected with each other with external transmission lines cable.Specifically, it is interfixed spelling between the two neighboring sub- cavity by connecting medium
It connects so that the sub- cavity mutually spliced is in strip；Further, one fixed width is equipped between the two sub- cavitys mutually spliced
Gap so that between two neighboring sub- cavity insulation or two neighboring sub- cavity between with dielectric interval, it is adjacent to prevent
It is contacted directly between sub- cavity, avoids influencing the intermodulation index of phase shifter, so as to promote the performance of phase shifter.
Preferably, the feeding network is the circuit with phase shift function formed based on pcb board printing or is led by metal
The circuit that body is formed according to phase-shift circuit function.
Since the feeding network runs through the cavity of phase shifter, the feeding network can be integral shape feeding network
Or it is made of multiple sub- feeding networks.Preferably, the feeding network includes at least two sub- feeding networks, multiple sub- transmission networks
Network is respectively placed in multiple sub- cavitys, the side that then the two neighboring sub- feeding network passes through welding or other electrical connections
Formula forms the feeding network and runs through in the cavity formed by least two sub- cavitys.
Similarly, since the medium element runs through the whole chamber of phase shifter, the medium element can be integral shape
Medium element is made of multiple sub- medium elements.Preferably, the medium element includes at least two sub- medium elements, it is multiple
Sub- medium element is respectively placed in multiple sub- cavitys, and then the two neighboring sub- medium element is formed by snap fit
The medium element is simultaneously run through in the cavity formed by least two sub- cavitys.
Embodiment one
As shown in figs. 1-7, the cavity that the phase shifter 1 of the utility model includes being spliced to form by two sub- cavitys 11 (is not marked
Number, similarly hereinafter), feeding network 12 and medium element 13.
The sub- cavity 11 is connecting pin (non-label, similarly hereinafter) along at least one end of its longitudinally, by two sub- chambers
The connecting pin of body 11 is interconnected to form the cavity of the phase shifter 1 of the present embodiment.The feeding network 12 and the medium element
13 are placed in cavity, and the medium element 13 is arranged between the enclosure wall of cavity and the feeding network 12, and force-applied edge
The longitudinally of cavity moves in a straight line, and further, the feeding network 12 and the medium element 13 run through the shifting
Multiple sub- cavitys of phase device 1.
Further, in the present embodiment, the connection medium is media connections 14, in order to preferably fix two sub- chambers
Connection between body 11 is avoided with ensureing that phase shifter 1 is in strip due to the property for being not fixed and influencing phase shifter 1 of sub- cavity 11
Can, one end (i.e. connecting pin) that the sub- cavity 11 mutually splices is equipped with perforate 110, and the perforate 110 is used for being connected two
Grab 140 on the media connections 14 of a sub- cavity 11 fastens.
The media connections 14 include connection ring 141 and along connection ring 141 it is axially extending go out support arm 142, it is described
Support arm 142 is equipped with and the 110 corresponding grab 140 of perforate on the connecting pin of the sub- cavity 11.During assembling, along sub- cavity
Two sub- cavitys 11 are inserted into from 141 both ends of connection ring in the connection ring 141 by the direction of 11 connecting pin respectively, and allow medium
The grab 140 of connector 14 fastens respectively with the perforate 110 on the connecting pin of two sub- cavitys 11, and interconnection is fixed with this
The position of two sub- cavitys 11.
In an embodiment of the present embodiment, the feeding network 12 is integral shape feeding network, the monolithic
Feeding network is run through in the cavity formed by least two sub- cavitys 11.
The another embodiment of the present embodiment, the feeding network 12 include at least two sub- feeding networks, Duo Gezi
Feeding network correspondence is placed in multiple sub- cavitys 11, and the two neighboring sub- feeding network passes through welding or other electrical connections
Mode forms the feeding network 12 and runs through in the cavity formed by least two sub- cavitys 11.
In an embodiment of the present embodiment, the medium element 13 is integral shape medium element, the monolithic
Medium element is run through in the cavity formed by least two sub- cavitys 11.
The another embodiment of the present embodiment, the medium element 13 include at least two sub- medium elements, Duo Gezi
Medium element is respectively placed in multiple sub- cavitys 11, and the two neighboring sub- medium element is formed described by snap fit
Medium element 13 is simultaneously run through in the cavity formed by least two sub- cavitys 11.
From the foregoing, it will be observed that it needs to remain with the gap of one fixed width between the two sub- cavitys 11 mutually spliced adjacent to ensure
It insulate between two sub- cavitys 11.In the present embodiment, protected between two sub- cavitys 11 being fastened and connected by media connections 14
Certain gap is left, specifically, connecting same longitudinal two grabs 140 of two sub- cavitys 11 on media connections 14
Between air line distance be more than connection two sub- cavitys 11 on perforate 110 to it is corresponding connection end margin horizontal distance it
With connect two sub- cavitys 11 by media connections 14, then form the cavity of this phase shifter 1, while avoid two
Sub- cavity 11 contacts directly, and avoids influencing the intermodulation index of phase shifter 1, so as to promote the performance of phase shifter 1.
Further, with reference to Fig. 8, Fig. 9, the phase shifter 1 of the utility model includes what is be spliced to form by three sub- cavitys 11
Cavity, feeding network 12 and medium element 13, the feeding network 12 and the medium element 13 are placed in cavity, the medium
Element 13 is arranged between the enclosure wall of sub- cavity 11 and the feeding network 12, and the force-applied longitudinally along cavity is done directly
Line moves, and further, the feeding network 12 and the medium element 13 run through the cavity of the phase shifter 1.At other
In embodiment, the cavity of the utility model can be also spliced by more sub- cavitys 11.
The utility model example breaks the whole up into parts the long cavity of the phase shifter of the prior art, and it is shorter to be divided into multiple length
Sub- cavity, production, shaping convenient for cavity, reduces the integrally formed difficulty of cavity, meanwhile, the shorter cavity of length reduces cavity
The difficulty of plating improves the accuracy of cavity plating, while convenient for removing burr during cavity processing, phase shifter is avoided to generate mutual
Adjust bad or even short-circuit risk.
Embodiment two
As shown in Figure 10, Figure 11, the phase shifter 2 of the utility model splices shape including two sub- cavitys 21 along longitudinally
Into cavity (non-label, similarly hereinafter), feeding network 22 and medium element 23.
The sub- cavity 21 is connecting pin (non-label, similarly hereinafter) along at least one end of its longitudinally, by two sub- chambers
The connecting pin of body 21 is interconnected to form the cavity of the utility model phase shifter 2.The feeding network 22 and the medium element
23 are placed in the cavity of phase shifter 2, and the medium element 22 is arranged between the enclosure wall of cavity and the feeding network 23, and
It is force-applied to be moved in a straight line along the longitudinally of cavity.Further, the feeding network 22 and the medium element 23 penetrate through
In multiple sub- cavitys of the phase shifter 2.
An embodiment of the present embodiment, the feeding network 22 are integral shape feeding network, the monolithic feedback
Electric network is run through in the cavity formed by least two sub- cavitys 21.
The another embodiment of the present embodiment, the feeding network 22 include at least two sub- feeding networks, Duo Gezi
Feeding network is respectively placed in multiple sub- cavitys 21, and the two neighboring sub- feeding network passes through welding or other electrical connections
Mode forms the feeding network 22 and runs through in the cavity formed by least two sub- cavitys 21.
In an embodiment of the present embodiment, the medium element 23 is integral shape medium element, the monolithic
Medium element is run through in the cavity formed by least two sub- cavitys 21.
The another embodiment of the present embodiment, the medium element 23 include at least two sub- medium elements, Duo Gezi
Medium element is respectively placed in multiple sub- cavitys 21, and the two neighboring sub- medium element is formed described by snap fit
Medium element 23 is simultaneously run through in the cavity formed by least two sub- cavitys 21.
Further, in the present embodiment, the connection medium is metal glue, in order to fix between two sub- cavitys 21
Connection is avoided with ensureing that phase shifter 2 is in strip due to the performance for being not fixed and influencing phase shifter 2 of sub- cavity 21, in sub- chamber
The connecting pin of body 21 bonds two sub- cavitys 21 of connection by metal glue, and the sub- cavity 21 of two mutually spliced is fixed with this
Position.
In the utility model embodiment, contact directly between two sub- cavitys 21 being connected with each other in order to prevent, mutually interconnect
The gap equipped with one fixed width is needed between the connecting pin of the two sub- cavitys 21 connect, is, for example, less than the gap of 1mm.In a kind of implementation
In mode, dielectric (non-label, similarly hereinafter) is added between the connecting pin of two sub- cavitys 21 of interconnection prevents sub- chamber
Contact between body 21, specifically, the dielectric can be insulating film (thickness is less than 1mm), and the dielectric is
Intermediate Openworks shape is to allow feeding network 22 and medium element 23 is obtained through the dielectric and runs through the chamber of phase shifter 2
Body.Two sub- cavitys 21 are fixedly connected by the present embodiment in a manner that metal glue bonds, and ensure sub- cavity 21 along lengthwise side
To alignment, carefully and neatly, unanimously so that phase shifter 2 is in strip, and by the connecting pin of the two sub- cavitys 21 mutually spliced
Between add dielectric and avoid contacting directly for two sub- cavitys 21, and then avoid influencing the intermodulation index of phase shifter 2, so as to
Improve the performance of phase shifter 2.
Likewise, the present embodiment is also spliced to form the cavity of phase shifter 2, and phase widenable to more than two sub- cavitys 21
It is bonded between adjacent sub- cavity 21 by metal glue and splices and add dielectric and avoid contacting directly for two sub- cavitys 21,
Consequently facilitating the processing of 2 cavity of phase shifter, the processing quality of cavity is improved, so as to promote the performance of phase shifter 2.
Although having been illustrated with some exemplary embodiments of the utility model above, those skilled in the art will
Understand, in the case where not departing from the principle or spirit of the utility model, these exemplary embodiments can be made a change, this
The scope of utility model is limited by claim and its equivalent.
Claims (10)
1. a kind of phase shifter, including cavity, be placed in the in vivo feeding network of chamber, be placed in cavity and can opposite cavity move along a straight line
Medium element, which is characterized in that the cavity is spliced to form by least two sub- cavitys along longitudinally, and two neighboring
It insulate between sub- cavity.
2. phase shifter according to claim 1, which is characterized in that by connecting medium between the two neighboring sub- cavity
Interfix splicing.
3. phase shifter according to claim 2, which is characterized in that the connection medium is for by two neighboring sub- cavity
Articulate media connections；The opposite one end of the two neighboring sub- cavity is equipped with perforate, the media connections pair
Answer the perforate be equipped with grab, the grab respectively on the two neighboring sub- cavity perforate fasten with fixation it is adjacent two
A sub- cavity.
4. phase shifter according to claim 2, which is characterized in that the medium that connects is metal glue, two neighboring son
Cavity bonds the splicing that interfixes by metal glue.
5. phase shifter according to claim 1, which is characterized in that be equipped between the two neighboring sub- cavity mutually spliced exhausted
Edge medium between two neighboring sub- cavity so as to insulate.
6. phase shifter according to claim 2, which is characterized in that between having between the two neighboring sub- cavity mutually spliced
Gap.
7. phase shifter according to claim 1, which is characterized in that the feeding network includes at least two sub- transmission networks
Network, at least two sub- feeding network correspondence is placed in multiple sub- cavitys, and the two neighboring sub- feeding network
It is electrically connected to form the feeding network and runs through in the cavity formed by least two sub- cavitys.
8. phase shifter according to claim 1, which is characterized in that the medium element includes at least two sub- medium members
Part, at least two sub- medium element correspondence is placed in multiple sub- cavitys, and the two neighboring sub- medium element
The medium element is formed by snapping and is run through in the cavity formed by least two sub- cavitys.
9. phase shifter according to claim 1, which is characterized in that the feeding network includes printing based on pcb board
There is the circuit of phase shift function or the circuit being made of metallic conductor according to phase-shift circuit.
10. phase shifter according to claim 1, which is characterized in that the lengthwise cavity that the sub- cavity is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457968.2U CN207409635U (en) | 2017-11-02 | 2017-11-02 | Phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457968.2U CN207409635U (en) | 2017-11-02 | 2017-11-02 | Phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207409635U true CN207409635U (en) | 2018-05-25 |
Family
ID=62318229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721457968.2U Active CN207409635U (en) | 2017-11-02 | 2017-11-02 | Phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207409635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681233A (en) * | 2017-11-02 | 2018-02-09 | 京信通信系统（中国）有限公司 | Phase shifter |
-
2017
- 2017-11-02 CN CN201721457968.2U patent/CN207409635U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681233A (en) * | 2017-11-02 | 2018-02-09 | 京信通信系统（中国）有限公司 | Phase shifter |
| WO2019085557A1 (en) * | 2017-11-02 | 2019-05-09 | 京信通信系统（中国）有限公司 | Phase shifter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200120 Address after: 510730 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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| TR01 | Transfer of patent right |