CN109193121A - The antenna of adjustable beam angle - Google Patents
The antenna of adjustable beam angle Download PDFInfo
- Publication number
- CN109193121A CN109193121A CN201810981804.2A CN201810981804A CN109193121A CN 109193121 A CN109193121 A CN 109193121A CN 201810981804 A CN201810981804 A CN 201810981804A CN 109193121 A CN109193121 A CN 109193121A
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- China
- Prior art keywords
- antenna
- rod
- phase shift
- phase shifter
- slide plate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The present invention discloses a kind of antenna of adjustable beam angle, including phase shifter, the first radiating element, multiple second radiating elements and coupled switch, multiple output ends of multiple second radiating elements and phase shifter connect one to one, the input terminal of phase shifter is connected by coupled switch with aerial signal input terminal, and the first radiating element is connected with aerial signal input terminal；Phase shifter includes phase shift slide plate, and phase shifter is externally provided with the control equipment for controlling the reciprocating motion of phase shift slide plate, and coupled switch includes the fixation circuit unit and walking circuit component being oppositely arranged, and coupled switch is externally provided with the push-pull rod being connected with walking circuit component.During carrying out phase adjusted to antenna by phase shifter, making full use of the design of the driving force synchronously control coupled switch of driving phase shift vane motion can not only easily realize that antenna beamwidth is adjustable, meets the needs of different covering scenes, antenna overall structure can also greatly be simplified, be conducive to the miniaturization of antenna.
Description
Technical field
The present invention relates to mobile communication antenna technical fields, more particularly to a kind of antenna of adjustable beam angle.
Background technique
With the development of mobile communication, in order to meet the covering and capacity requirement of antenna, increasing website becomes a kind of certainty
Selection.After the Large scale construction of macro station base station, the depth in the areas such as residential block and commercial street, which covers and mend blind work, becomes each
The focus of big operator, it is at high cost to increase traditional macro station in these areas, and antenna size is larger, and addressing is difficult.Mesh
Before, it is covered or is mended frequently with micro- station antenna or low gain directional aerial and is blind.
During realization, inventor has found that at least there are the following problems: the vertical surface wave of traditional antenna in traditional technology
Beam width be it is fixed, corresponding overlay area is also relatively fixed, it is difficult to meet the needs of different covering scenes.
Summary of the invention
Based on this, it is necessary to which the vertical beamwidth for traditional antenna is fixed, corresponding overlay area also phase
To fixation, it is difficult to meet the problem of the needs of different covering scenes, provide a kind of antenna of adjustable beam angle.
To achieve the goals above, the embodiment of the invention provides a kind of antenna of adjustable beam angle, including phase shifter,
First radiating element, multiple second radiating elements and coupled switch, multiple output ends of multiple second radiating elements and phase shifter
It connects one to one, the input terminal of phase shifter is connected by coupled switch with aerial signal input terminal, the first radiating element and day
Line signal input part is connected；
Phase shifter includes phase shift slide plate, and phase shifter is externally provided with the control equipment for controlling the reciprocating motion of phase shift slide plate, coupling
Combination switch includes the fixation circuit unit and walking circuit component being oppositely arranged, and coupled switch is externally provided with and walking circuit component phase
Push-pull rod even；
Control equipment can synchronize driving push-pull rod during driving phase shift slide plate to move to the direction far from phase shifter
Walking circuit component is driven to move towards the direction separated with fixed circuit unit；Equipment is controlled in driving phase shift slide plate to close to shifting
During the direction movement of phase device, walking circuit component can make resetting movement towards the direction coupled with fixed circuit unit.
Push-pull rod is connected with resetting-mechanism in one of the embodiments, and control equipment is in driving phase shift slide plate to close
During the direction movement of phase shifter, and push-pull rod by resetting-mechanism provide restoring force drive walking circuit component can towards with it is solid
Make resetting movement in the direction for determining circuit unit coupling.
Resetting-mechanism includes fixing seat and the bullet that is connected in fixing seat and with push-pull rod in one of the embodiments,
Property element.
It is connected between phase shift slide plate and push-pull rod through the first drive rod in one of the embodiments, control equipment is successively
Walking circuit component court is driven to separate with fixed circuit unit by phase shift slide plate and the synchronous driving push-pull rod of the first drive rod
Direction movement.
In one of the embodiments, push-pull rod include towards far from coupled switch first body of rod that sets gradually of direction and
Second body of rod, the first drive rod is sheathed on first body of rod and can slide along first body of rod, when the first drive rod moves to second
It can be abutted with second body of rod when body of rod, to drive push-pull rod to drive walking circuit component towards the direction separated with fixed circuit unit
Movement.
Guide rod, the first drive rod and guiding are additionally provided between phase shift slide plate and push-pull rod in one of the embodiments,
Bar sliding connection.
Phase shifter is externally provided with the first limit component for limiting phase shift vane motion range in one of the embodiments,
With the second limit component, for the first limit component between the second limit component and phase shifter, control equipment can be in phase shift slide plate
When moving to close to the critical point of the second limit component, starts synchronous driving push-pull rod and drive walking circuit component court and fixed electricity
The direction movement of road component separation.
In one of the embodiments, on the direction of phase shift vane motion, the second limit component of critical point distance 4~
6mm。
Coupled switch further includes top board and lower platen in one of the embodiments, and walking circuit component and fixation are electric
Road component is held between top board and lower platen.
The driving motor that equipment includes controller and is connected with controller, driving electricity are controlled in one of the embodiments,
Machine drives phase shift slide plate to move back and forth by transmission mechanism, and transmission mechanism includes screw rod and the second drive rod, screw rod and motor
Output shaft be connected and can be rotated with output shaft synchronous, one end of the second drive rod is connected with phase shift slide plate, the second drive rod it is another
One end and screw drive cooperate, and phase shift slide plate sliding axially along screw rod can be driven during screw rod rotates.
A technical solution in above-mentioned technical proposal is had the following advantages and beneficial effects:
The antenna of adjustable beam angle of the invention, can be in driving phase shift slide plate to each the second of antenna by control equipment
During radiating element carries out phase adjusted, the walking circuit component movement of synchronous driving coupled switch with fixed circuit group
Part separation, and the input terminal of phase shifter and aerial signal input terminal are disconnected, to realize antenna by narrow beam to broad beam
Switching, when needing antenna to switch to narrow beam by broad beam, and can make to move by the resetting movement of walking circuit component
Circuit unit resetting movement is of coupled connections to fixed circuit unit, this to carry out phase-adjusted mistake to antenna by phase shifter
Cheng Zhong makes full use of the design of the driving force synchronously control coupled switch of driving phase shift vane motion that can not only easily realize
Antenna beamwidth is adjustable, meets the needs of different covering scenes, moreover it is possible to greatly simplify antenna overall structure, be conducive to antenna
Miniaturization.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the antenna of adjustable beam angle in one embodiment；
Fig. 2 is the decomposition texture schematic diagram of resetting-mechanism in one embodiment；
Fig. 3 is the structural schematic diagram of coupled switch in one embodiment；
Fig. 4 is the decomposition texture schematic diagram of coupled switch in one embodiment；
Fig. 5 is another structural schematic diagram of antenna shown in Fig. 1；
Fig. 6 is the first structure diagram of coupled switch in one embodiment；
Fig. 7 is the second structural schematic diagram of coupled switch in one embodiment.
Specific embodiment
The application in order to facilitate understanding is described more fully the application below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the application.But the application can realize in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to disclosure of this application.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
In order to solve the vertical beamwidth of traditional antenna be it is fixed, corresponding overlay area is also relatively fixed, difficult
To meet the problem of the needs of different covering scenes, the embodiment of the invention provides a kind of antenna of adjustable beam angle, Fig. 1 is
The structural schematic diagram of the antenna of adjustable beam angle in one embodiment.As shown in Figure 1, including that the radiation of phase shifter 110, first is single
Member 132, multiple second radiating elements 134 and coupled switch 120, multiple second radiating elements 134 are multiple defeated with phase shifter 110
Outlet connects one to one, and the input terminal of phase shifter 110 passes through coupled switch 120 and aerial signal input terminal (not shown) phase
Even, the first radiating element 132 is connected with aerial signal input terminal；Phase shifter 110 includes phase shift slide plate 140,110 peripheral hardware of phase shifter
Have and moves back and forth for controlling phase shift slide plate 140 to realize the phase-adjusted control equipment 160 of each second radiating element 134, coupling
Combination switch 120 includes the fixation circuit unit 124 and walking circuit component 122 being oppositely arranged, and coupled switch 120 is externally provided with and moves
The connected push-pull rod 160 of dynamic circuit unit 122；Equipment 160 is controlled in driving phase shift slide plate 140 to the side far from phase shifter 110
During movement, driving push-pull rod 160 can be synchronized, walking circuit component 122 is driven to separate towards with fixed circuit unit 124
Direction movement；Control equipment 160 is mobile during driving phase shift slide plate 140 to move to the direction close to phase shifter 110
Circuit unit 122 can make resetting movement towards the direction coupled with fixed circuit unit 124.
It should be noted that above-mentioned phase shifter 110, the first radiating element 132, the second radiating element 134, coupled switch
Between specific connection type and aerial signal input terminal and the first radiating element 132 between 120 and aerial signal input terminal
Connection can be achieved by the prior art, be not described in detail here.Above-mentioned first radiating element 132 and the second radiating element 134
Structure can be the same or different.The quantity of above-mentioned second radiating element 134 is at least two.
Above-mentioned walking circuit component 122 can be PCB circuit, be also possible to metallic circuit.Fixed circuit unit can be
PCB circuit, is also possible to metallic circuit.
The antenna of this is adjustable beam angle, on the one hand, in the walking circuit component 122 and fixed circuit of coupled switch 120
Component 124 be in be of coupled connections state when, aerial signal on the one hand can be exported from aerial signal input terminal to the first radiating element
132, it on the other hand can be from the shifted output of device 110 of aerial signal input terminal to each second radiating element 134, to make antenna
First radiating element 132 and each second radiating element 134 can work together, so that antenna beamwidth is relatively narrow；And it is coupling
The walking circuit component 122 of switch 120 and fixed circuit unit 124 are in when being of coupled connections state, are driven by control equipment 160
The phase shift slide plate 140 of dynamic phase shifter 110 moves back and forth, and the phase adjusted of the second radiating element 134 each to antenna may be implemented, into
And it realizes the angle of declination of antenna and adjusts；On the other hand, phase shift slide plate 140 is driven to carry out phase-adjusted mistake in control equipment 160
Cheng Zhong, also using the walking circuit component 122 of the synchronous driving coupled switch 120 of driving force of control equipment 160 towards with fixation
The isolated direction movement of circuit unit 124, so that the input terminal of phase shifter 110 and aerial signal input terminal are disconnected, antenna letter
Output number is only capable of to the first radiating element 132, realizes that antenna works in the wider situation of beam angle；When need antenna by width
When wave beam switches to narrow beam again, and walking circuit component 122 can be made to reset by the resetting movement of walking circuit component 122
It moves to and is of coupled connections with fixed circuit unit 124, so that the input terminal of phase shifter 110 be made to restore to lead with aerial signal input terminal
It is logical.It is this by phase shifter 110 to antenna carry out phase adjusted during, make full use of driving phase shift slide plate 140 move
The design of driving force synchronously control coupled switch 120 can not only easily realize that antenna beamwidth is adjustable, meet difference and cover
The demand of lid scene, moreover it is possible to greatly simplify antenna overall structure, be conducive to the miniaturization of antenna.
It should be understood that when control equipment 160 is moved in driving phase shift slide plate 140 to the direction close to phase shifter 110
During, in 122 resetting movement of walking circuit component to after being of coupled connections again with fixed circuit unit 124, phase shifter 110
Input terminal can restore to be connected with aerial signal input terminal, so as to realize the phase to each second radiating element 134 again
It adjusts, and then realizes that the angle of declination of antenna is adjusted.
In some embodiments, above-mentioned walking circuit component 122 is resetted towards the direction coupled with fixed circuit unit 124
Movement, can also realize by the reset element inside coupled switch 120, it may be assumed that the coupled switch 120 has similar existing
The function of reset switch, as the structure cloth how carried out in coupled switch 120 between reset element and walking circuit component 122
Office can refer to the prior art, be not described in detail here.
As a preferred embodiment of the present invention, realizing coupled switch 120 by being disconnected to conducting to reach to facilitate
Switching this purpose under the premise of, in order to simplify the structure of coupled switch 120, and avoid the structure of coupled switch 120 excessively
Complicated and to walking circuit component 122 in coupled switch 120 relative to fixed circuit unit 124 coupling/separation impacts,
Above-mentioned walking circuit component 122 makees resetting movement towards the direction coupled with fixed circuit unit 124, preferably by coupled switch
120 outside setting resetting-mechanisms 170 are realized.Specifically, above-mentioned push-pull rod 160 can be connected with resetting-mechanism 170, equipment is controlled
160 during driving phase shift slide plate 140 to move to the direction close to phase shifter 110, and push-pull rod 160 is by resetting-mechanism 170
Restoring force is provided and drives walking circuit component 122 that can make resetting movement towards the direction coupled with fixed circuit unit 124.
In one embodiment, relatively simple structure is, as shown in Fig. 2, resetting-mechanism 170 include fixing seat 172 and
The elastic element 174 being connected in fixing seat 172 and with push-pull rod 160.Specifically, when push-pull rod 160 is set by control
During standby driving force drives walking circuit component to move towards the direction separated with fixed circuit unit, push-pull rod 160 can
It gradually reduces or tensile elasticity element 174, and when the counter motion of phase shift slide plate (being moved towards the direction close to phase shifter), it pushes away
Pull rod 160 is no longer influenced by the driving force far from fixed circuit unit direction, and can under the effect of the restoring force of elastic element 174 band
Dynamic walking circuit component is moved towards the direction coupled with fixed circuit unit.The elastic element 174 is preferably common spring.When
So, in other embodiments, above-mentioned resetting-mechanism 170 is also possible to the telescopic component in the prior art with reset function,
It is not described in detail here.
In one embodiment, as shown in Figure 1, through the first drive rod between above-mentioned phase shift slide plate 140 and push-pull rod 160
182 are connected, and control equipment 130 passes sequentially through the driving push-pull rod 160 synchronous with the first drive rod 182 of phase shift slide plate 140 and drives shifting
Dynamic circuit unit 122 is moved towards the direction isolated with fixed circuit unit 124.By phase shift slide plate 140 and push-pull rod 160 it
Between the first drive rod 182 is set, can be more convenient compared to by controlling for equipment 150 directly drives push-pull rod 160
Realize moving synchronously between phase shift slide plate 140 and push-pull rod 160, and structure is simple.
In one embodiment, push-pull rod includes first body of rod and second set gradually towards the direction far from coupled switch
The body of rod, the first drive rod is sheathed on first body of rod and can slide along first body of rod, when the first drive rod moves to second body of rod
Second body of rod of Shi Nengyu abuts, to drive push-pull rod that walking circuit component is driven to transport towards the direction separated with fixed circuit unit
It is dynamic.It is phase-adjusted same on the one hand can to realize that phase shifter carries out each second radiating element using the movement of phase shift slide plate in this way
When, synchronous drive push-pull rod movement, to realize to the synchronism switching of coupled switch, on the other hand, since the first drive rod is along the
One body of rod slides and is only capable of push-pull rod could being driven to move when abutting with second body of rod, therefore when the first drive rod is in the first bar
During sliding on body, push-pull rod not will drive walking circuit component and move towards the direction separated with fixed circuit unit, from
Input terminal and aerial signal input terminal without will disconnect phase shifter, can just make phase shifter to each second radiating element accordingly
With biggish phase adjusted amplitude；To preferably ensure the adjusting to Downtilt, to meet more covering scenes
Demand.
Specifically in the present embodiment, above-mentioned second body of rod is connected with the elastic element of resetting-mechanism.Above-mentioned push-pull rod is preferred
It is arranged in parallel with phase shift slide plate, the first drive rod crosses between push-pull rod and phase shift slide plate.
In one embodiment, it is contemplated that phase shifter and coupled switch self structure and layout often make push-pull rod
There is certain spacing, and the distance that the first drive rod slides on push-pull rod is also longer, between phase shift slide plate in order to guarantee
First drive rod can preferably realize moving synchronously for push-pull rod and phase shift slide plate, between phase shift slide plate and push-pull rod further preferably
Equipped with guide rod, the first drive rod and guide rod are slidably connected.
In one embodiment, as shown in Figure 3 and Figure 4, shown coupled switch further includes top board 126 and lower platen 128,
Walking circuit component 122 and fixed circuit unit 124 are held between top board 126 and lower platen 128.It is above-mentioned by being arranged
The encapsulation to walking circuit component 122 and fixed circuit unit 124 not only may be implemented in top board 126 and lower platen 128, moreover it is possible to
By walking circuit component 122 together with fixing circuit unit 124 and gripping, so that walking circuit component 122 and fixed electricity
Road component 124, which is able to maintain, to be fitted closely, to ensure the reliability of its coupling performance.
In one embodiment, as shown in Figure 1, controlling the driving motor that equipment includes controller and is connected with controller.
Wherein, controller can be existing single-chip microcontroller, FPGA or DSP etc..Motor can be existing stepper motor.Driving motor is logical
It crosses transmission mechanism driving phase shift slide plate to move back and forth, transmission mechanism includes screw rod 190 and the second drive rod 184, screw rod 190 and electricity
The output shaft of machine is connected and can rotate with output shaft synchronous, and one end of the second drive rod 184 is connected with phase shift slide plate 140, and second
The other end and screw rod 190 transmission of drive rod 184 cooperate, and 140 edge of phase shift slide plate can be driven during screw rod 190 rotates
Screw rod 190 slides axially.By the way that the screw rod 190 that can be made rotating motion is arranged and the rotary motion of screw rod 190 can be converted
Second drive rod 184 of linear movement output can easily realize driving of the control equipment 150 to phase shift slide plate 140, and
Overall structure is simple.Specifically in the present embodiment, above-mentioned screw rod 190 is arranged in parallel with phase shift slide plate 140, the second drive rod 184
It is horizontally set between screw rod 190 and phase shift slide plate 140.Above-mentioned second drive rod 184 can be more preferably and above-mentioned first
Drive rod 182 is integrally formed, to simplify production and assembling process.
In one embodiment, it in order to more easily control the motion range of phase shift slide plate in certain section, and keeps away
Exempt from phase shift slide plate and cause phase shifter to damage because of reciprocating motion, is also preferably equipped with outside phase shifter for limiting phase shift vane motion model
The first limit component and the second limit component enclosed, the first limit component is between the second limit component and phase shifter, control
Equipment can start synchronous driving push-pull rod and drive movement electric in the critical point of phase shift vane motion to close second limit component
Road component is moved towards the direction separated with fixed circuit unit.Above-mentioned critical point is provided close to the position of the second limit component, and one
Aspect can utilize phase shift slide plate in critical point into the motion process between the second limit component, the movement of synchronous drive push-pull rod,
To realize to the synchronism switching of coupled switch, on the other hand, such setting can ensure that phase shift slide plate the first limit component with
Have biggish movement section between critical point, the section internal control control equipment (being specifically in the present embodiment the second driving member) no
Push-pull rod can be driven to move, corresponding walking circuit component will not be moved towards the direction separated with fixed circuit unit, phase shifter
Input terminal and aerial signal input terminal be just able to maintain on state, so as to so that phase shifter has each second radiating element
Biggish phase adjusted amplitude.
It should be understood that first body of rod of above-mentioned push-pull rod is preferably provided at position corresponding with above-mentioned critical point.
The both ends of screw rod are further preferably arranged in above-mentioned first limit component and the second limit component.First limit component and second
Limit component can be the limited block limiting slot etc. set on screw rod both ends.
In one embodiment, in order to ensure not impact the phase adjusted work of phase shifter to greatest extent, through more
Secondary test is learnt, on the direction of phase shift vane motion, the second limit component of critical point distance is preferable and critical when being 4~6mm
Point the second limit component of distance is still further preferably 5mm.
In one embodiment, as shown in figure 5, being another structural schematic diagram of antenna shown in Fig. 1.Multiple second radiation
Unit 534 and multiple output ends of phase shifter 510 connect one to one, the input terminal of phase shifter 510 by coupled switch 520 with
Aerial signal input terminal 522 is connected, and the first radiating element 532 is connected with aerial signal input terminal 522.
By taking the antenna of 4 the second radiating elements shown in fig. 5 as an example, coupled switch 520 include an input port 522 (i.e.
For aerial signal input terminal 522), the first delivery outlet 524 and the second delivery outlet 526, wherein the second delivery outlet 526 and the first radiation
Unit 532 is connected, and the first delivery outlet 524 is connected with the input port of phase shifter 510, and by each delivery outlet of phase shifter 510 and
Each second radiating element 534, which corresponds, to be connected.When coupled switch 520 is opened, coupled switch 520 passes through the second delivery outlet
526 are connected with the first radiating element 532, and the work of only the first radiating element 532, the vertical beamwidth of antenna is about 65
Degree, Antenna Operation is in broad beam state；When coupled switch 520 is closed, coupled switch 520 passes through the second delivery outlet 526 and first
Radiating element 532 is connected, and is connected by the second delivery outlet 524 with the input port of phase shifter 510, passes through phase shifter 510 and each the
Two radiating elements 534 are connected, and 5 radiating elements (1 the first radiating element and 4 the second radiating elements) work together, antenna
Vertical beamwidth be about 14 degree, mode of the Antenna Operation in narrow beam.Under narrow beam mode, the second radiating element
534 with phase shifter 510 by being connected, and the phase of 5 radiating elements is arithmetic progression, realizes that the angle of declination of antenna is adjusted.
In a specific embodiment, Fig. 6 and Fig. 7 is respectively structural representation of the coupled switch in opening and closing state
Figure, coupled switch 61 include fixed circuit unit 610 and walking circuit component 620, fix circuit unit 610 and walking circuit group
PCB circuit can be used in part 620 respectively, and circuit surface can coat green oil or pad pasting achievees the effect that mutually insulated；Fixed circuit group
Metal structure can also be used in part 610 and walking circuit component 620, and surface is using the insulation of the techniques such as hard anodizing.Fixed electricity
Road component 610 can be fitted closely with walking circuit component 620.Fixed circuit unit 610 includes one section of U-typed circuit and one section
" L " type circuit, two sections of circuits are not attached to, and walking circuit component 620 includes one section of " L " type circuit.It is opened when coupled switch is in
State, the U-typed circuit of " L " the type circuit of walking circuit component 620 and fixed circuit unit 610 is non-intersecting, and signal is by the
The input port 612 of one fixed plate inputs, by the second delivery outlet 616 output to the first radiating element；When coupled switch is in closure
State, " L " the type circuit of the walking circuit component 620 U-typed circuit and " L " type circuit with fixed circuit unit 610 simultaneously
Coupling is connected, and signal is inputted by the input port 612 for fixing circuit unit 610, by the first delivery outlet 614 and the second delivery outlet 616
Output.By the opening and closing of coupled switch 61, to realize that the vertical beamwidth of antenna is variable.
It should be pointed out that antenna shown in the embodiment of the present invention is 5 radiating elements, increase on that basi of the above embodiments
Add deduct few radiating element, can also realize the variable function of vertical beamwidth, therefore not be unfolded to be discussed in detail.
In above-described embodiment, the nonadjustable mode of traditional antenna vertical beamwidth is changed, to realize that antenna hangs down
Face the variable function of beam angle directly.The antenna of the adjustable beam angle of the present embodiment can be applied to different covering scenes, and day
Line design is simple, is suitble to produce in enormous quantities.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of antenna of adjustable beam angle, which is characterized in that including phase shifter, the first radiating element, multiple second radiation
Multiple output ends of unit and coupled switch, multiple second radiating elements and the phase shifter connect one to one, described
The input terminal of phase shifter is connected by the coupled switch with aerial signal input terminal, first radiating element and the antenna
Signal input part is connected；
The phase shifter includes phase shift slide plate, and the phase shifter is externally provided with the control moved back and forth for controlling the phase shift slide plate
Equipment, the coupled switch include the fixation circuit unit and walking circuit component being oppositely arranged, and the coupled switch is externally provided with
The push-pull rod being connected with the walking circuit component；
The control equipment can synchronize drive during driving the phase shift slide plate to move to the direction far from the phase shifter
Moving the push-pull rod drives the walking circuit component towards the direction movement separated with the fixed circuit unit；The control is set
It is standby during driving the phase shift slide plate move to the direction close to the phase shifter, the walking circuit component can court with
Make resetting movement in the direction of the fixed circuit unit coupling.
2. the antenna of adjustable beam angle according to claim 1, which is characterized in that the push-pull rod is connected with reset machine
Structure, the control equipment is during driving the phase shift slide plate to move to the direction close to the phase shifter, the push-and-pull
Bar provides restoring force by the resetting-mechanism and drives the walking circuit component towards the side coupled with the fixed circuit unit
To making resetting movement.
3. the antenna of adjustable beam angle according to claim 2, which is characterized in that the resetting-mechanism includes fixing seat
And the elastic element being connected in the fixing seat and with the push-pull rod.
4. the antenna of adjustable beam angle according to claim 1, which is characterized in that the phase shift slide plate and the push-and-pull
It is connected between bar through the first drive rod, the control equipment passes sequentially through phase shift slide plate drive synchronous with first drive rod
Moving the push-pull rod drives the walking circuit component towards the direction movement separated with the fixed circuit unit.
5. the antenna of adjustable beam angle according to claim 4, which is characterized in that the push-pull rod includes towards far from institute
First body of rod and second body of rod that the direction of coupled switch is set gradually are stated, first drive rod is sheathed on first body of rod
It can slide above and along first body of rod, it can be with second body of rod when first drive rod moves to second body of rod
It abuts, to drive the push-pull rod to drive the walking circuit component towards the direction movement separated with the fixed circuit unit.
6. the antenna of adjustable beam angle according to claim 4, which is characterized in that the phase shift slide plate and the push-and-pull
Guide rod is additionally provided between bar, first drive rod and the guide rod are slidably connected.
7. the antenna of adjustable beam angle according to claim 1, which is characterized in that the phase shifter is externally provided with for limiting
Make the first limit component and the second limit component of the phase shift vane motion range, first limit component is located at described the
Between two limit components and the phase shifter, the control equipment can be in the phase shift vane motion to close to second limit
When the critical point of component, starts the synchronous driving push-pull rod and drive the walking circuit component court and the fixed circuit unit
Isolated direction movement.
8. the antenna of adjustable beam angle according to claim 7, which is characterized in that in the side of the phase shift vane motion
Upwards, the critical point is apart from second limit component, 4~6mm.
9. the antenna of adjustable beam angle according to claim 1, which is characterized in that the coupled switch further includes upper pressure
Plate and lower platen, the walking circuit component and the fixed circuit unit be held in the top board and the lower platen it
Between.
10. the antenna of adjustable beam angle as claimed in any of claims 1 to 9, which is characterized in that the control
Equipment includes controller and the driving motor that is connected with the controller, and the driving motor drives the shifting by transmission mechanism
Phase slide plate moves back and forth, and the transmission mechanism includes screw rod and the second drive rod, the output shaft phase of the screw rod and the motor
Lian Bingneng is rotated with the output shaft synchronous, and one end of second drive rod is connected with the phase shift slide plate, and described second passes
The other end of lever and the screw drive cooperate, and the phase shift slide plate can be driven along institute during the screw rod rotates
State sliding axially for screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810981804.2A CN109193121B (en) | 2018-08-27 | 2018-08-27 | Antenna with adjustable beam width |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810981804.2A CN109193121B (en) | 2018-08-27 | 2018-08-27 | Antenna with adjustable beam width |
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| CN109193121A true CN109193121A (en) | 2019-01-11 |
| CN109193121B CN109193121B (en) | 2020-11-06 |
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| CN201810981804.2A Active CN109193121B (en) | 2018-08-27 | 2018-08-27 | Antenna with adjustable beam width |
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| CN (1) | CN109193121B (en) |
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| CN111129770A (en) * | 2019-12-31 | 2020-05-08 | 京信通信技术(广州)有限公司 | Antenna, transmission device and transmission mechanism |
| CN112467386A (en) * | 2020-11-10 | 2021-03-09 | 武汉虹信科技发展有限责任公司 | Phase shifter and antenna |
| CN112803163A (en) * | 2020-12-31 | 2021-05-14 | 华南理工大学 | Phase shift circuit, phase shifter and antenna |
| CN113013625A (en) * | 2019-12-20 | 2021-06-22 | 华为机器有限公司 | Beam adjustment assembly and antenna system |
| CN113690572A (en) * | 2021-08-27 | 2021-11-23 | 成都老鹰信息技术有限公司 | Directional antenna for unmanned aerial vehicle interference gun |
| CN113708091A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Beam width adjustable antenna |
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| CN113708091B (en) * | 2021-08-30 | 2023-10-31 | 中信科移动通信技术股份有限公司 | Beam width adjustable antenna |
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| CN109193121B (en) | 2020-11-06 |
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Effective date of registration: 20200110 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Applicant after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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