CN102439787A - Regulating device of microwave antenna - Google Patents
Regulating device of microwave antenna Download PDFInfo
- Publication number
- CN102439787A CN102439787A CN2011800027526A CN201180002752A CN102439787A CN 102439787 A CN102439787 A CN 102439787A CN 2011800027526 A CN2011800027526 A CN 2011800027526A CN 201180002752 A CN201180002752 A CN 201180002752A CN 102439787 A CN102439787 A CN 102439787A
- Authority
- CN
- China
- Prior art keywords
- nut
- threaded rod
- strutting piece
- microwave antenna
- adjusting device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H01Q1/125—Means for positioning
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- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A regulating device of a microwave antenna comprises a supporting member, a mounting member, also a driving nut, a threaded rod and a transmission connecting rod. The driving nut is in pivot joint with the supporting member, the threaded rod comprises a free end and a hinge end, and the free end of the threaded rod is inserted in an inner threaded hole of the driving nut; the two ends of the transmission connecting rod are in hinge joints with the supporting member and the mounting member respectively, the hinge end of the threaded rod is in hinge joint with the mounting member, or the two ends of the transmission connecting rod are in hinge joints with the mounting member and the threaded end of the threaded rod respectively; the mounting member is in hinge joint with the supporting member, and hinge shafts are arranged parallelly. The driving nut in the regulating device drives the threaded rod to be in a linear transmission, the change of a microwave signal is continuous and has no jump, and the regulation precision is high. The matching of the driving nut and the threaded rod possesses a self-locking characteristic, and the transmission is stable. The transmission connecting rod can increase the free degree of the regulating device without processing a bigger through hole to satisfy the transmission of the threaded rod. Compared with the bolt fixing in the prior art, the structure can avoid the signal series transmission brought by the bolt fastening when the through hole is oversize.
Description
Technical field
The present invention relates to communication technique field, particularly a kind of adjusting device of microwave antenna.
Background technology
In communication technique field, microwave is a kind of point-to-point Radio Transmission Technology commonly used, and it is far away relatively generally to be used for the position, in the inconvenience laying cable.The signal that microwave radiation goes out is divided into main lobe and secondary lobe, is the signal propagation quality that guarantees that a pair of microwave is mutual, requires to regulate the position of microwave antenna, and is spatially overlapped until two main lobes of microwave.
Please refer to Fig. 1, Fig. 1 is the structural representation of microwave antenna and adjusting device thereof in the prior art.
Adjusting device of the prior art comprises the carry spare 12 and the strutting piece 11 that is fixed on the installation basis of carry microwave antenna 14, and an end of strutting piece 11 and carry spare 12 is hinged through first jointed shaft, and promptly the two can relatively rotate.Be provided with a connecting rod 15 between carry spare 12 and the strutting piece 11, an end of connecting rod 15 and carry spare 12 is hinged through second jointed shaft, and promptly connecting rod 15 can rotate with respect to carry spare 12, and first jointed shaft and second jointed shaft laterally arrange.The other end of connecting rod 15 passes the perforation that is provided with on the strutting piece 11, and the both sides of perforation are provided with trip bolt 16, the threaded engagement of trip bolt 16 and connecting rod 15, and when trip bolt 16 was tightened, the other end of connecting rod 15 and strutting piece 11 were fixing.After then unclamping each screw, can drive relatively rotating of carry spare 12 and strutting piece 11, common first jointed shaft and second jointed shaft all vertically are provided with, and when then carry spare 12 rotates, drive microwave antenna 14 and in horizontal plane, rotate.
Technique scheme is when carrying out horizontal position adjustment; Must unclamp two trip bolts 16 of fastening connecting rod 15 and strutting piece 11; Dependence is stirred and is realized rotation, thereby can't realize linear transmission, and the menstruation regulating precision is low; The do action repeatedly of screw, adjusting, trip bolt also can appear unclamping in adjustment process, length consuming time; And, because the perforation that connecting rod 15 passes strutting piece 11, in order to realize rotating; It is bigger to bore a hole, and when then screwing trip bolt 16, it is moving to produce string; The signal quality of microwave correspondingly can produce beats; Need unclamp trip bolt 16 again slightly and continue to do small adjusting, complex operation, and be difficult to reach optimal value.
Summary of the invention
The adjusting device that the purpose of this invention is to provide microwave antenna is used for solving that the signal that occurs when the prior art microwave antenna is regulated is beated and the train of signal when fastening is mayed I ask topic.This adjusting device uses drive nut to drive the threaded rod motion, drives antenna carry spare and rotates, and this kind kind of drive is linear transmission, thereby realizes the linear regulation of microwave antenna position, and signal stabilization does not have beats; And be provided with kinematic link, increased degree of freedom in system, rely on the fastening train of signal that causes of screw moving when having avoided via hole big.
For reaching the object of the invention, the present invention provides a kind of adjusting device of microwave antenna, has the carry spare of strutting piece and carry microwave antenna, also comprises:
The drive nut and the threaded rod of threaded engagement with it, said drive nut and said strutting piece articulate, and said threaded rod has free end and hinged end, and the free end of said threaded rod inserts the internal thread hole of said drive nut;
Kinematic link, the two ends of said kinematic link are articulated in said strutting piece and said carry spare respectively, and the hinged end of said threaded rod is articulated in said carry spare; Or the two ends of said kinematic link are articulated in the hinged end of said carry spare and said threaded rod respectively, and said carry spare and said strutting piece are hinged; Each jointed shaft laterally arranges.
The adjusting device that the embodiment of the invention provided; This adjusting device is provided with the drive nut and the threaded rod of threaded engagement; Because drive nut and strutting piece invariant position then can be converted into rotatablely moving of drive nut the rectilinear motion of threaded rod, thereby change the length of threaded rod between strutting piece and antenna carry spare; Correspondingly, driving antenna carry spare rotates.The motion that drive nut drives threaded rod is linear transmission, and therefore, the angle between antenna carry spare and the strutting piece is linear change; Correspondingly, the adjustment of the position of microwave antenna has realized linear regulation, and microwave signal changes continuously and do not have and beat; Degree of regulation is high, is easy to optimum state.In addition, the cooperation of drive nut and threaded rod possesses self-locking performance, be adjusted to desired location after because the drive nut invariant position, the position of threaded rod is also constant, this structure has higher transmission stability.In addition, the embodiment of the invention also is provided with kinematic link, and the two ends of kinematic link are hinged with threaded rod and antenna carry spare respectively; Or it is hinged with carry spare and threaded rod respectively; And drive nut and strutting piece articulate, and then drive nut only can circumferentially rotate with respect to strutting piece, increase the degree of freedom that kinematic link can increase whole adjusting device; The drive nut that articulates is with respect to the invariant position of strutting piece; Then threaded rod is only done rectilinear motion, and the push-and-pull kinematic link drives the effect that carry spare rotates by kinematic link; Therefore; Threaded rod need not to rotate, and need not to process bigger via hole to satisfy the rotation of threaded rod, is adjusted in the location process whole; Microwave signal has good stability; Compared to screw of the prior art, when this structure can avoid via hole excessive, the fastening train of signal that brings of screw was moving.
Description of drawings
Fig. 1 is the structural representation of microwave antenna and adjusting device thereof in the prior art;
Fig. 2 is the structural representation of a kind of embodiment of microwave antenna adjusting device provided by the present invention;
Fig. 3 is the vertical view of adjusting device among Fig. 2;
Fig. 4 is the structural representation of drive nut among Fig. 2.
Embodiment
Core of the present invention is for providing a kind of microwave antenna adjusting device; This adjusting device uses drive nut to drive the threaded rod motion, drives antenna carry spare and rotates, and this kind kind of drive is linear transmission; Thereby realize the linear regulation of microwave antenna position, signal stabilization does not have beats; And be provided with kinematic link, increased degree of freedom in system, rely on the fastening train of signal that causes of screw moving when having avoided via hole big.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of embodiment of microwave antenna adjusting device provided by the present invention; Fig. 3 is the vertical view of adjusting device among Fig. 2.
The adjusting device of this microwave antenna; Carry spare 22 with strutting piece 21 and carry microwave antenna; Strutting piece 21 and installation basic fixed, it can be the cat head or the steel pole of roof etc. that the basis is installed, the fixture 30 shown in Fig. 2 is used for strutting piece 21 and installation basic fixed; Carry spare 22 is used for the carry microwave antenna.Wherein, strutting piece 21 is hinged through first jointed shaft 26 with carry spare 22, and promptly strutting piece 21 can relatively rotate around first jointed shaft 26 with carry spare 22; Because strutting piece 21 and installation basic fixed; So in fact, during adjusting, by carry spare 22 action that rotates.Different with prior art is that this adjusting device also comprises drive nut 24, threaded rod 23 and kinematic link 29.
Wherein, drive nut 24 matches with threaded rod 23, and threaded rod 23 has hinged end and free end.As shown in the figure, drive nut 24 has internal thread hole, and the external screw thread of internal thread and threaded rod 23 is adaptive, and the free end of threaded rod 23 inserts in the internal thread hole of drive nut 24.In addition, drive nut 24 articulates with strutting piece 21, and promptly drive nut 24 only can be made circumferential rotation action with respect to strutting piece 21.The two ends of kinematic link shown in the figure 29 are articulated in the hinged end of carry spare 22 and threaded rod 23 respectively through second jointed shaft 27 and the 3rd jointed shaft 28; Wherein, First jointed shaft 26, second jointed shaft 27 and the 3rd jointed shaft 28 all laterally arrange, and promptly strutting piece 21, carry spare 22, kinematic link 29 and threaded rod 23 form quadric chains, certainly; Strutting piece 21 in this quadric chain does not rotate with threaded rod 23, and only carry spare 22 rotates in same plane with kinematic link 29.
When needing to regulate the position of microwave antenna, rotation drive nut 24 is because drive nut 24 articulates with strutting piece 21; Only can do circumferential rotation, then rotatablely moving of drive nut 24 can be converted into the rectilinear motion of threaded rod 23, therefore; Threaded rod 23 length between strutting piece 21 and the carry spare 22 increase or reduce (threaded rod 23 advances according to the difference of drive nut 24 direction of rotation or retreats) gradually; Angle between threaded rod 23 and the strutting piece 21 remains unchanged, and promptly do not rotate, and kinematic link 29 is under the driving action of threaded rod 23; Clockwise or rotate counterclockwise; Thereby drive carry spare 22 clockwise or rotate counterclockwise, realized the change of angle between carry spare 22 and the strutting piece 21, finally realize the change of microwave antenna angle.Among this embodiment, strutting piece 21 vertically is provided with respect to the basis is installed with carry spare 22, and each jointed shaft vertically is provided with, and then for horizontally rotating, the rectilinear motion of threaded rod 23 finally is converted into horizontally rotating of microwave antenna to carry spare 22 with respect to the rotation of strutting piece 21.Certainly, in actual use, can change the direction that is provided with of jointed shaft according to actual needs, in the plane of correspondence so that microwave antenna rotates.
In this embodiment, the motion that drive nut 24 drives threaded rod 23 is linear transmission, therefore; Angle between antenna carry spare 22 and the strutting piece 21 is linear change; Correspondingly, the adjustment of the position of microwave antenna has realized linear regulation, and microwave signal changes continuously and do not have and beat; Degree of regulation is high, is easy to be adjusted to optimum state.And the cooperation of drive nut 24 and threaded rod 23 possesses self-locking performance, be adjusted to desired location after; Because drive nut 24 invariant positions, the position of threaded rod 23 is also constant, need not to fix through other members or instrument; Therefore, this structure has higher transmission stability, and is easy and simple to handle; In addition, because drive nut 24 articulates with strutting piece 21, it is hinged to pass through kinematic link 29 between threaded rod 23 and the carry spare 22; Increased the degree of freedom of whole adjusting device, then threaded rod 23 advances under drive nut 24 effect or when retreating, need not to rotate; Therefore, need not to process the via hole (because kinematic link 29 passes the internal thread hole of drive nut 24, the via hole here shows as the via hole that supplies drive nut 24 to pass) that bigger confession threaded rod 23 passes and rotates between kinematic link 29 and the strutting piece 21; Be adjusted in the location process whole; Microwave signal has good stability, and compared to screw of the prior art, this structure need not the big via hole of processing and fixes through screw special; In the time of then can avoiding via hole excessive, the fastening train of signal that brings of screw is moving.
Need to prove; The two ends of kinematic link 29 are articulated in the hinged end and the carry spare 22 of threaded rod 23 respectively in the foregoing description; In fact, the two ends of kinematic link 29 also can be articulated in strutting piece 21 and carry spare 22 respectively, and the hinged end of threaded rod 23 is direct and carry spare 22 is hinged; Each jointed shaft laterally arranges, and this scheme can realize the object of the invention equally.Can know that through the foregoing description the present invention is intended to increase the degree of freedom of adjusting device, avoid threaded rod 23 to rotate, and then avoid the string of microwave signal moving, then increase a kinematic link 29, the degree of freedom that increases system gets final product.When kinematic link 29 is located between carry spare 22 and the strutting piece 21; Threaded rod 23 advances or when retreating; Directly driving carry spare 22 rotates; Carry spare 22 drives kinematic link 29 again and rotates with respect to strutting piece 21, and then carry spare 22 rotates with respect to strutting piece 21, finally realizes the change of microwave antenna level angle.In view of connection reliability between carry spare 22 and the strutting piece 21 is had relatively high expectations (the stable installation property that helps improving microwave antenna), preferably kinematic link 29 is located between threaded rod 23 and the carry spare 22.
Particularly, drive nut 24 can comprise mother nut 241 and secondary nut 242, please refer to Fig. 4, and Fig. 4 is the structural representation of drive nut among Fig. 2.
One end of mother nut 241 is a nut 2412, the other end has and the adaptive external thread section 2414 of secondary nut 242 internal thread holes; Strutting piece 21 is provided with the via hole that supplies mother nut 241 to insert; Wherein the radially full-size of mother nut 241 nuts 2412 is greater than the radial dimension of via hole; Be that nut 2412 was positioned at a side of via hole and can't passes after mother nut 241 inserted via hole, because mother nut 241 needs to realize circumferentially rotating with respect to strutting piece 21; Therefore, be matched in clearance between mother nut 241 and the strutting piece 21 via hole hole walls; The radially full-size of secondary nut 242 is also greater than the radial dimension of via hole; During installation; Can be at present threaded rod 23 be inserted via holes, again the hinged end of secondary nut 242 from threaded rod 23 is through on the threaded rod 23, then that the hinged end of threaded rod 23 and kinematic link 29 or carry spare 22 is hinged.During use; Tighten the external thread section 2414 of secondary nut 242 and mother nut 241; The nut 2412 of then secondary nut 242 and mother nut 241 is close to the both sides of via hole respectively, and owing to matched in clearance between drive nut 24 and the via hole hole wall, then drive nut 24 can't vertically or move radially; Only can do circumferential rotation, realize the pivot joint between drive nut 24 and the strutting piece 21.This kind pivot joint mode is simple, and is fixing reliable, and is easy to dismounting.Wherein, mother nut 241 can be general hex nut, is easy to and instrument compatibility commonly used, is convenient to operation.Certainly; Also can be provided with on the nut 2412 of mother nut 241 and drive the handle that mother nut 241 rotates, be about to drive nut 24 and be designed to suitable manually-operated shape, when carrying out the microwave antenna position adjustments; Need not to use specific purpose tool; Can realize position adjustments, make adjustment process more easy, coefficient of safety is able to promote.
Certainly; Drive nut 24 also can take other modes to realize articulating with strutting piece 21, such as, the middle part of drive nut 24 periphery walls has annular groove; The via segments of strutting piece 21 is stuck in the annular groove; Strutting piece 21 can be made split up and down and docked the mode that forms via hole again, certainly, and the structure that the quick detachable and easy degree of finish of this kind mode combines inferior to above-mentioned mother nut 241 and secondary nut 242.
In further technical scheme, adjusting device can also comprise the clamp nut 25 that cooperates with threaded rod 23.When drive nut 24 driving threaded rods 23 move to desired location; The adjusting device position is stable; In order further to improve its stability, can add clamp nut 25, clamp nut 25 is torqued-up to drive nut 24 places from the free end of threaded rod 23; Can increase the connection reliability between threaded rod 23, drive nut 24 and the strutting piece 21, prevent that strong wind atmosphere from causing the loosening of drive nut 24.
Particularly, the periphery wall that cooperates with the via hole hole wall of drive nut 24 can be smooth perisporium.As shown in the figure, the middle part periphery wall of drive nut 24 is smooth perisporium, and wherein, the middle part of drive nut 24 refers to the part between drive nut 24 nut 2412 to the external thread sections 2414, and this part is positioned at via hole, i.e. middle part light tube 2413 shown in the figure.Frictional force when smooth perisporium can reduce circumferential rotation of drive nut 24 works helps drive nut 24 under the situation with respect to strutting piece 21 invariant positions, in via hole, realizes more freely rotating, thereby is convenient to drive threaded rod 23.
In like manner, the via hole hole wall of strutting piece 21 also can be the unthreaded hole hole wall, and then drive nut 24 is more flexible with respect to the rotation of strutting piece 21, has further improved the convenience of drive nut 24 driving threaded rods 23.
More than a kind of microwave antenna adjusting device provided by the present invention has been carried out detailed introduction.Used concrete example among this paper principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection range of claim of the present invention.
Claims (6)
1. the adjusting device of a microwave antenna has the carry spare (22) of strutting piece (21) and carry microwave antenna, it is characterized in that, also comprises:
Drive nut (24) and the threaded rod of threaded engagement (23) with it; Said drive nut (24) articulates with said strutting piece (21); Said threaded rod (23) has free end and hinged end, and the free end of said threaded rod (23) inserts the internal thread hole (2411) of said drive nut (24);
Kinematic link (29), the two ends of said kinematic link (29) are articulated in said strutting piece (21) and said carry spare (22) respectively, and the hinged end of said threaded rod (23) is articulated in said carry spare (22); Or the two ends of said kinematic link (29) are articulated in the hinged end of said carry spare (22) and said threaded rod (23) respectively, and said carry spare (22) and said strutting piece (21) are hinged; Each jointed shaft laterally arranges.
2. the adjusting device of microwave antenna according to claim 1 is characterized in that, said drive nut (24) comprises mother nut (241) and secondary nut (242); Said strutting piece (21) is provided with via hole; One end of said mother nut (241) has nut (2412); The other end that passes said via hole has the external thread section (2414) adaptive with said secondary nut (242) internal thread hole; The nut (2412) of said secondary nut (242) and said mother nut (241) is stuck in the both sides of said via hole, the hole wall of said via hole and said mother nut (241) matched in clearance.
3. the adjusting device of accent microwave antenna according to claim 2; It is characterized in that; Also comprise the clamp nut (25) that cooperates with said threaded rod (23), said clamp nut (25) is positioned between the nut (2412) of free end and said mother nut (241) of said threaded rod (23).
4. the adjusting device of microwave antenna according to claim 3 is characterized in that, the periphery wall that said mother nut (241) cooperates with said via hole hole wall is smooth perisporium.
5. the adjusting device of microwave antenna according to claim 4 is characterized in that, the hole wall of said via hole is smooth hole wall.
6. according to the adjusting device of each described microwave antenna of claim 1 to 5, it is characterized in that said drive nut (24) connects the handle that drives its rotation.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/079866 WO2012149752A1 (en) | 2011-09-20 | 2011-09-20 | Regulating device for microwave antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102439787A true CN102439787A (en) | 2012-05-02 |
| CN102439787B CN102439787B (en) | 2014-06-04 |
Family
ID=45986248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180002752.6A Expired - Fee Related CN102439787B (en) | 2011-09-20 | 2011-09-20 | Regulating device of microwave antenna |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102439787B (en) |
| WO (1) | WO2012149752A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904588A (en) * | 2014-09-16 | 2019-06-18 | 康普技术有限责任公司 | The linear that can laterally clamp |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016089996A1 (en) * | 2014-12-02 | 2016-06-09 | Commscope Technologies Llc | Antenna mount with vertical tool access |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186957Y (en) * | 1994-01-25 | 1995-01-04 | 张安根 | Satellite antenna azimuth directional control device |
| US5867132A (en) * | 1996-09-09 | 1999-02-02 | Endgate Corporation | Adjustable antenna mounting assembly |
| JP2009253835A (en) * | 2008-04-09 | 2009-10-29 | Japan Radio Co Ltd | Support mechanism of antenna device |
| CN101944648A (en) * | 2009-07-10 | 2011-01-12 | 华为技术有限公司 | Antenna mounting frame |
| CN201946736U (en) * | 2010-11-22 | 2011-08-24 | 广东通宇通讯股份有限公司 | Microwave communication parabolic antenna hanging rack |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080010895A (en) * | 2006-07-28 | 2008-01-31 | 삼성에스디아이 주식회사 | Position-adjustable flat panel display |
| CN201570583U (en) * | 2009-11-02 | 2010-09-01 | 中国移动通信集团江苏有限公司 | Device for adjusting angle of antenna |
| CN201812922U (en) * | 2010-08-23 | 2011-04-27 | 西安普天天线有限公司 | Spurting plate straight waveguide feed source short-focus dual polarized microwave parabolic antenna |
-
2011
- 2011-09-20 WO PCT/CN2011/079866 patent/WO2012149752A1/en active Application Filing
- 2011-09-20 CN CN201180002752.6A patent/CN102439787B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186957Y (en) * | 1994-01-25 | 1995-01-04 | 张安根 | Satellite antenna azimuth directional control device |
| US5867132A (en) * | 1996-09-09 | 1999-02-02 | Endgate Corporation | Adjustable antenna mounting assembly |
| JP2009253835A (en) * | 2008-04-09 | 2009-10-29 | Japan Radio Co Ltd | Support mechanism of antenna device |
| CN101944648A (en) * | 2009-07-10 | 2011-01-12 | 华为技术有限公司 | Antenna mounting frame |
| CN201946736U (en) * | 2010-11-22 | 2011-08-24 | 广东通宇通讯股份有限公司 | Microwave communication parabolic antenna hanging rack |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904588A (en) * | 2014-09-16 | 2019-06-18 | 康普技术有限责任公司 | The linear that can laterally clamp |
| CN109904588B (en) * | 2014-09-16 | 2020-12-11 | 康普技术有限责任公司 | Transversely clampable linear adjusting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102439787B (en) | 2014-06-04 |
| WO2012149752A1 (en) | 2012-11-08 |
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Granted publication date: 20140604 Termination date: 20190920 |