CN205122782U - Communication antenna - Google Patents
Communication antenna Download PDFInfo
- Publication number
- CN205122782U CN205122782U CN201520991605.1U CN201520991605U CN205122782U CN 205122782 U CN205122782 U CN 205122782U CN 201520991605 U CN201520991605 U CN 201520991605U CN 205122782 U CN205122782 U CN 205122782U
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- China
- Prior art keywords
- supporting disk
- support column
- hole
- support
- communication antenna
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Abstract
The utility model discloses a communication antenna, including three fixing base, the mount, supporting disk and reflecting disc, the mount sets firmly on three fixing base, be equipped with the ring flange on the mount, the supporting disk sets firmly on the mount through the flange dish, be equipped with the through -hole on the supporting disk, still be equipped with on the supporting disk with the communicating slide rail of through -hole, the slidable cooperation has the slider in the slide rail, the slider extends to in the through -hole, it is equipped with the bracing piece on the slider in the through -hole to extend to, be equipped with the locating plate that is used for fixed reflecting disc on the bracing piece, be equipped with a fixed hinge on the supporting disk, a fixed hinge goes up the articulated first supporting part that has, be equipped with on the reflecting disc with first the 2nd fixed hinge of supporting part articulated, the mount comprises three second supporting part and three reference column, three second supporting part is by first support column, second support column and connecting portion are constituteed. Signal reception is stable, and the structure is fixed firm, and the signal reception position is adjustable, and long service life has safe and reliable's effect.
Description
Technical field
The utility model relates to a kind of communication antenna.
Background technology
Antenna is a kind of converter, it is transformed into the guided wave of transmission above-the-line promotion the electromagnetic wave propagated in unbounded medium (normally free space), or carry out contrary conversion, be used for launching or receiving electromagnetic parts in wireless device, radio communication, broadcast, TV, radar, navigation, electronic countermeasures, remote sensing, the engineering systems such as radio astronomy, every electromagnetic wave that utilizes carrys out transmission of information, all rely on antenna to carry out work, in addition, transmitting in energy with electromagnetic wave, the energy emission of non-signal also needs antenna, general antenna all has invertibity, namely both can be used as transmitting antenna with common antenna, also can be used as reception antenna, the same antenna is identical as the fundamental characteristics parameter of launching or receive, the reciprocity theorem of Here it is antenna, symmetrical dipole is a kind of classics, most popular antenna up to now, single half-wave doublet can on the spot use separately or be used as the feed of parabolic antenna simply, also multiple half-wave doublet can be adopted to form antenna array, the oscillator that two arm lengths are equal is called symmetrical dipole, every arm lengths is quarter-wave, total length is the oscillator of 1/2nd wavelength, claim half-wave doublet.
In addition, also has a kind of special-shaped half-wave doublet, can regard as and all-wave symmetrical dipole be amounted to into a long narrow rectangle frame, and two of all-wave symmetrical dipole end points are stacked, this long narrow rectangle frame is called folded dipole, note, the length of folded dipole is also be 1/2nd wavelength, therefore be called half-wave folded dipole, the back reflection of antenna to be concerned with the principle made and add based on resonant cavity ripple, resonant cavity is by main reflector, subreflector and feed are formed, by the feed radiation directive main reflector of slow wave structure, reflected by main reflector again, again reflected to subreflector fork, so axially formed along it in resonant cavity, stationary field ", " condition in crossing site is main in formation, the integral multiple that the spacing of subreflector is, the resonant cavity formed because of backfire antenna is opening, suitable selection antenna sections size, the energy emission of opening resonant cavity can be made to free space, form sharp wave bundle, its greatest irradiation direction along it axially, because the radiation direction of this antenna is contrary with the radiation direction of feed, therefore this antenna is seen as antenna back reflection, the critical parameters affecting antenna performance have a lot, usually can adjust in Antenna Design process, as resonance frequency, impedance, gain, aperture or antenna pattern, polarization, efficiency and bandwidth etc., in addition, transmitting antenna also has maximum rated power, reception antenna then has noise reduction parameter.
The signal frequency range that current existing communication antenna receives is less, and installing and using comparatively inconvenience in process, and Signal reception is stable not, mounting structure is firm not, and orientation can not adjust as required, and this all can bring loss to user.
Summary of the invention
It is simple that the technical problems to be solved in the utility model is to provide a kind of structure, uses, easy for installation, simple to operate, and Signal reception is stablized, and structure is fixed, Signal reception orientation adjustable, and long service life, has the communication antenna of safe and reliable effect.
For solving the problem, the utility model adopts following technical scheme:
A kind of communication antenna, comprise three holders, fixed mount, supporting disk and reflecting disc, described fixed mount is installed on three holders, described fixed mount is provided with ring flange, described supporting disk is installed on fixed mount by ring flange, described supporting disk is provided with through hole, described supporting disk is also provided with the slide rail communicated with described through hole, slidably slide block is combined with in described slide rail, described slide block extends in through hole, the described slide block extended in through hole is provided with support bar, described support bar is provided with the location-plate for fixation reflex dish, described supporting disk is provided with the first fixed hinge, described first fixed hinge is hinged with the first support portion, described reflecting disc is provided with second fixed hinge hinged with described first support portion, described fixed mount is made up of three the second support portions and three reference columns, described three the second support portions are by the first support column, second support column and connecting portion composition, the first draw-in groove is provided with in described connecting portion, second draw-in groove and the 3rd draw-in groove, described first support column is engaged in the first draw-in groove, described second support column is engaged in the second draw-in groove, described reference column is engaged in the 3rd draw-in groove, described three reference columns are installed with positioning disk, it is top that described positioning disk is provided with center.
As preferred technical scheme, described reflecting disc is provided with helix, described reflecting disc is also provided with the fixed lever for fixing helix, described supporting disk is provided with two dog screws for fixing slide block, described supporting disk is provided with the chute be convenient to dog screw and slided, and described positioning disk top is provided with for the top hold-down nut of fixed center.
As preferred technical scheme, described first support portion is made up of backstay and bracing frame, described backstay is liftable backstay, top bottom, described center is provided with the matching board matched with earth's surface, described matching board is provided with for the top hold-down screw in secure fit Ban Yu center, and the cooperation place of described support bar and location-plate is provided with the 3rd fixed hinge.
As preferred technical scheme, described connecting portion is provided with the set bolt for fixing the second support column, reference column and connecting portion, described connecting portion is also provided with the mounting screw for fixing the first support column and connecting portion.
As preferred technical scheme, described three holders are equipped with and are convenient to the fixing screwed hole of holder, described three holder lower middle portion are provided with top.
As preferred technical scheme, described first support column welds with holder.
The beneficial effect of a kind of communication antenna of the utility model is: structure is simple, uses, easy for installation, simple to operate, and Signal reception is stablized, and structure is fixed, Signal reception orientation adjustable, and long service life, has safe and reliable effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of communication antenna of the utility model;
Fig. 2 is the first support portion of a kind of communication antenna of the utility model;
Fig. 3 is the supporting disk vertical view of a kind of communication antenna of the utility model.
Embodiment
Consult Fig. 1, a kind of communication antenna shown in Fig. 2 and Fig. 3, comprise three holders 1, fixed mount 2, supporting disk 3 and reflecting disc 4, described fixed mount 2 is installed on three holders 1, described fixed mount 2 is provided with ring flange 5, described supporting disk 3 is installed on fixed mount 2 by ring flange 5, described supporting disk 3 is provided with through hole 6, described supporting disk 3 is also provided with the slide rail 7 communicated with described through hole 6, slide block 8 is slidably combined with in described slide rail 7, described slide block 8 extends in through hole 6, the described slide block 8 extended in through hole 6 is provided with support bar 9, described support bar 9 is provided with the location-plate 10 for fixation reflex dish 4, described supporting disk 3 is provided with the first fixed hinge 11, described first fixed hinge 11 is hinged with the first support portion 12, described reflecting disc 4 is provided with second fixed hinge 13 hinged with described first support portion 12, described fixed mount 2 is made up of three the second support portions 14 and three reference columns 15, described three the second support portions 14 are by the first support column 16, second support column 17 and connecting portion 18 form, the first draw-in groove 19 is provided with in described connecting portion 18, second draw-in groove 20 and the 3rd draw-in groove 21, described first support column 16 is engaged in the first draw-in groove 19, described second support column 17 is engaged in the second draw-in groove 20, described reference column 15 is engaged in the 3rd draw-in groove 21, described three reference columns 15 are installed with positioning disk 22, described positioning disk 22 is provided with center top 23.
A preferred embodiment in the utility model, described reflecting disc 4 is provided with helix 24, described reflecting disc 4 is also provided with the fixed lever 25 for fixing helix 24, described supporting disk 3 is provided with two dog screws 26 for fixing slide block 8, described supporting disk 3 is provided with the chute 27 be convenient to dog screw 26 and slided, and described positioning disk 22 top is provided with the hold-down nut 28 for fixed center top 23.
A preferred embodiment in the utility model, described first support portion 14 is made up of backstay 29 and bracing frame 30, described backstay 29 is liftable backstay, top 23 bottoms, described center are provided with the matching board 30 matched with earth's surface, described matching board 30 is provided with the hold-down screw 31 for secure fit Ban30Yu center top 23, and described support bar 9 is provided with the 3rd fixed hinge 32 with the cooperation place of location-plate 10.
A preferred embodiment in the utility model, described connecting portion 18 is provided with for fixing the second support column 17, reference column 15 and the set bolt 33 of connecting portion 18, described connecting portion 18 is also provided with the mounting screw 34 for fixing the first support column 16 and connecting portion 18.
A preferred embodiment in the utility model, described three holders 1 are equipped with and are convenient to the fixing screwed hole 35 of holder 1, described three holder 1 lower middle portion are provided with top 36.
A preferred embodiment in the utility model, described first support column 16 welds with holder 1.
Further, three holders are convenient to the fixing screwed hole of holder by set center is top with being arranged on the top of three holder bottoms and being arranged on, can increase with earth's surface coordinate and fixing, and the matching board matched with earth's surface that top bottom is arranged at center, can increasing that center is top to be coordinated with earth's surface when inserting in soil, effectively can support fixed mount again while adding the lifting surface area of this communication antenna.
Further, by set ring flange, the mounting or dismounting of supporting disk and fixed mount can be convenient to and fix.
A kind of communication antenna of the utility model has the following advantages: during use, arranged by set fixed rack structure, add the firmness that this communication antenna is installed in use, the harm that strong wind and heavy rain or the constant intensity of heavy snow weather to this antenna cause can be avoided, and arranged by fixed rack structure, user also can increase or reduce the number of fixed mount as required, thus can increase or reduce this antenna height in use, slidably arranged in slide rail by slide block, when needs adjustment antenna receiving angle, user holds support bar, and force makes slide block slide in slide rail, when adjusting to signal optimum reception position, by dog screw, slide block is fixed, and by the angle of support portion adjustment reflecting disc after fixing, by being equipped with of the helix that arranges on reflecting disc and reflecting disc, effectively signal can also be strengthened while the frequency range increasing antenna receiving signal.Its structure is simple, uses, easy for installation, simple to operate, and Signal reception is stablized, and structure is fixed, Signal reception orientation adjustable, and long service life, has safe and reliable effect.
The above, be only embodiment of the present utility model, but protection range of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection range of the present utility model.Therefore, the protection range that protection range of the present utility model should limit with claims is as the criterion.
Claims (6)
1. a communication antenna, it is characterized in that: comprise three holders, fixed mount, supporting disk and reflecting disc, described fixed mount is installed on three holders, described fixed mount is provided with ring flange, described supporting disk is installed on fixed mount by ring flange, described supporting disk is provided with through hole, described supporting disk is also provided with the slide rail communicated with described through hole, slidably slide block is combined with in described slide rail, described slide block extends in through hole, the described slide block extended in through hole is provided with support bar, described support bar is provided with the location-plate for fixation reflex dish, described supporting disk is provided with the first fixed hinge, described first fixed hinge is hinged with the first support portion, described reflecting disc is provided with second fixed hinge hinged with described first support portion, described fixed mount is made up of three support portions and three reference columns, described three the second support portions are by the first support column, second support column and connecting portion composition, the first draw-in groove is provided with in described second connecting portion, second draw-in groove and the 3rd draw-in groove, described first support column is engaged in the first draw-in groove, described second support column is engaged in the second draw-in groove, described reference column is engaged in the 3rd draw-in groove, described three reference columns are installed with positioning disk, it is top that described positioning disk is provided with center.
2. communication antenna according to claim 1, it is characterized in that: described reflecting disc is provided with helix, described reflecting disc is also provided with the fixed lever for fixing helix, described supporting disk is provided with two dog screws for fixing slide block, described supporting disk is provided with the chute be convenient to dog screw and slided, and described positioning disk top is provided with for the top hold-down nut of fixed center.
3. communication antenna according to claim 1, it is characterized in that: described first support portion is made up of backstay and bracing frame, described backstay is liftable backstay, top bottom, described center is provided with the matching board matched with earth's surface, described matching board is provided with for the top hold-down screw in secure fit Ban Yu center, and the cooperation place of described support bar and location-plate is provided with the 3rd fixed hinge.
4. communication antenna according to claim 1, is characterized in that: described connecting portion is provided with the set bolt for fixing the second support column, reference column and connecting portion, described connecting portion is also provided with the mounting screw for fixing the first support column and connecting portion.
5. communication antenna according to claim 1, is characterized in that: described three holders are equipped with and are convenient to the fixing screwed hole of holder, described three holder lower middle portion are provided with top.
6. communication antenna according to claim 1, is characterized in that: described first support column welds with holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520991605.1U CN205122782U (en) | 2015-12-04 | 2015-12-04 | Communication antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520991605.1U CN205122782U (en) | 2015-12-04 | 2015-12-04 | Communication antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205122782U true CN205122782U (en) | 2016-03-30 |
Family
ID=55578361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520991605.1U Expired - Fee Related CN205122782U (en) | 2015-12-04 | 2015-12-04 | Communication antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205122782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611562A (en) * | 2017-10-13 | 2018-01-19 | 南京瑞安腾企业管理咨询有限公司 | A kind of high flux satellite network signal ship-board antenna |
| CN112563725A (en) * | 2020-12-10 | 2021-03-26 | 华兴通信技术有限公司 | Wireless microwave communication device |
-
2015
- 2015-12-04 CN CN201520991605.1U patent/CN205122782U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611562A (en) * | 2017-10-13 | 2018-01-19 | 南京瑞安腾企业管理咨询有限公司 | A kind of high flux satellite network signal ship-board antenna |
| CN112563725A (en) * | 2020-12-10 | 2021-03-26 | 华兴通信技术有限公司 | Wireless microwave communication device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20161204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |