CN102401645B - Outdoor antenna attitude detection apparatus and detection method - Google Patents
Outdoor antenna attitude detection apparatus and detection method Download PDFInfo
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- CN102401645B CN102401645B CN 201110293634 CN201110293634A CN102401645B CN 102401645 B CN102401645 B CN 102401645B CN 201110293634 CN201110293634 CN 201110293634 CN 201110293634 A CN201110293634 A CN 201110293634A CN 102401645 B CN102401645 B CN 102401645B
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Abstract
The invention discloses an apparatus and a method for detecting an outdoor antenna attitude. The detection apparatus comprises: a suspending plate (1), a suspending upper cover (3), a controlling mainboard (7), a built-in structure support (8), a suspending lower cover (12), a housing top plate (11), and a housing (17). The controlling mainboard (7) comprises a magnetic field sensor module, a gravity acceleration sensor module, a GPS module and a main controlling chip CPU. With the magnetic field sensor module, variation information of an antenna horizontal azimuth is detected with the earth magnetic field direction as a reference. With the gravity acceleration sensor module, variation information of a mechanical down-inclination angle and a rolling angle on a vertical direction of the antenna is detected with the gravity acceleration direction as a reference. The GPS module is used for detecting the physical position variation information of the antenna. The main controlling chip CPU is used for calculating an outdoor attitude variation vector of the antenna according to the variation information collected by the three modules. The apparatus provided by the invention is advantaged in small volume, light weight, high weight-bearing capacity, and easy installation. With the apparatus and the method, real-time detection can be carried out upon outdoor antenna.
Description
Technical field
The invention belongs to antenna technical field, particularly a kind of antenna attitude pick-up unit and method, utilize installation site and the direction of magnetic direction sensor assembly and acceleration of gravity direction sensor counting chamber outside antenna, utilize physical location and the change direction of GPS module sensing chamber outside antenna, can be used for the attitude of all directions of exterior aerial is carried out comprehensive detection.
Background technology
In recent years, magnanimity increase along with business such as wireless speech, data, the quantity of the installation and maintenance replacement of the exterior aerial of mobile, UNICOM and telecommunications three large operators is also increasing sharply, in order to be better user's service, make wireless aerial signal better in each depth areas propagation quality, the wireless signal field of various frequency ranges and signal are more stable in the transmission in space.Antenna putting position and day-to-day operation safeguard it is that each uses the business all must drop into the main direction of substantial contribution and manpower every year, each large operator every year in China all will be often carries out continually patrolling and examining and testing to exterior aerial, in case because antenna is stolen or affects due to the high-altitude askew antenna of large wind effective covering of signal, affect user's regular traffic, not only safeguard great amount, and waste of manpower.
The exterior aerial pick-up unit has not only reduced for operator manpower burden and the fund obligation of safeguarding context of detection, the state of each attitude of the outdoor antenna that is using can also be passed to network management center in real time and provide real-time status information as the user, make operator can in time know state and the quality of antenna, reasonably antenna is carried out attitude adjustment and replacement, and the exterior aerial pick-up unit is engineering construction side's mounting means efficiently of providing convenience.Present exterior aerial pick-up unit, height that can only sensing chamber's outside antenna and mechanical tilt angle can not comprise all states of antenna: horizontal azimuth, vertical mechanical tilt angle, vertical roll angle carry out real-time detection.If because of fortuitous event, make antenna when roll angle direction and horizontal azimuth generation acute variation, operator can't in time obtain effective status information and fixed point maintenance rapidly, thereby cause the zone of antenna cover to change, cause the paralysis of client's mobile phone or wireless terminal large tracts of land, the loss that generation can't be estimated;
the object of the invention is to the deficiency for above-mentioned prior art existence, a kind of exterior aerial pick-up unit is provided, to pass through monitoring and the correction to magnetic direction, calculate the variation of horizontal azimuth of antenna, by monitoring and the correction to the acceleration of gravity direction of standard, calculate the accurate variation at antenna roll angle and mechanical tilt angle, go out the antenna physical location change by the monitoring calculation to antenna GPS, thereby realize the attitude of antenna all directions is carried out complete detection, for the user provides real-time state detecting information, being convenient to the user finds in real time the abnormal conditions of exterior aerial and safeguards rapidly.
For achieving the above object, pick-up unit of the present invention comprises: suspension plate 1, suspension upper cover plate 3, control mainboard 7, embedding structure support 8, suspension lower cover 12, housing top board 6, housing base plate 11 and housing 17; Controlling mainboard 7 is fixed on structure stand 8, structure stand 8 is fixed on housing base plate 11, housing top board 6 is fixedly connected with suspension upper cover plate 3, housing base plate 11 is fixedly connected with suspension lower cover 12, hang upper cover plate 3 and be fixedly connected with suspension plate 1 respectively with suspension lower cover 12, mutually fasten between housing top board 6, housing base plate 11 and housing 17 and form integrative-structure;
Described control mainboard 7 comprises:
Wireless network card: be used for sending and receiving wireless signal module;
Magnetic field sensor module: in three-dimensional X1, Y1, the axial real-time change information of Z1, be transferred to main control chip CPU for detection of the antenna take the magnetic field of the earth direction as benchmark;
Gravity accelerometer module: in three-dimensional X2, Y2, the axial real-time change information of Z2, be transferred to main control chip CPU for detection of the antenna take the acceleration of gravity direction as benchmark;
The GPS module: the change information for detection of the physical location of antenna is transferred to main control chip CPU;
Main control chip CPU: be used for magnetic field sensor module, Gravity accelerometer module, GPS module transmission real-time information are analyzed, the angle that calculates respectively horizontal azimuth of antenna changes, the angle of mechanical tilt angle, roll angle changes, the skew of physical location and the variation of the actual sea level elevation of antenna, and computing information is sent to far-end network management center by wireless network card in the mode of wireless signal.
Above-mentioned outdoor antenna attitude detection apparatus, its middle shell 17 are rectangular structure of aluminum alloy material.
Above-mentioned outdoor antenna attitude detection apparatus, its middle shell base plate 11 is provided with two external holes, is respectively 485 data signal lines that the external hole 10 in the first external hole 10 and the second external hole 13, the first connects external power source and industrial standard; The second external hole 13 is used for being connected with the exterior aerial pick-up unit of other antenna configurations in the base station.
Above-mentioned outdoor antenna attitude detection apparatus, wherein, suspension plate 1, suspension upper cover plate 3, embedding structure support 8, suspension lower cover 12, housing top board 6, housing base plate 11 and housing 17 all adopt 5052 aluminum alloy material.
Above-mentioned outdoor antenna attitude detection apparatus, wherein the both sides of suspension plate 1 are provided with U-shaped mounting hole 19.
For achieving the above object, detection method of the present invention comprises the steps:
1) pick-up unit is fixed on the backboard of exterior aerial, makes pick-up unit and antenna installation direction in the same way, the direction of the lower port of housing base plate and antenna is consistent;
2) when exterior aerial occurred level direction is rotated, the antenna take the magnetic field of the earth direction as benchmark that magnetic field sensor module will detect is transferred to main control chip CPU at three-dimensional X1, Y1, the axial change information of Z1, and main control chip CPU calculates the azimuthal angle changing value of antenna horizontal direction:
A＝Tan(ΔY1/Z1)，
Wherein Tan is the angle conversion function, and Δ Y1 is the axial change vector of Y1 of the magnetic field sensor module continuous several times transmission that obtains of main control chip CPU;
3) when the rotation of the mechanical tilt angle of exterior aerial generation vertical direction or roll angle, the antenna take the acceleration of gravity direction as benchmark that the Gravity accelerometer module will detect is transferred to main control chip CPU at three-dimensional X2, Y2, the axial change information of Z2, and main control chip CPU calculates mechanical tilt angle angle changing value B under the antenna vertical direction and the angle changing value C of roll angle:
B＝Tan(ΔY2/Z2)，C＝Tan(ΔX2/Z2)，
Δ Y2 is the axial change vector of Y2 of the Gravity accelerometer module continuous several times transmission that obtains of main control chip CPU, and Δ X2 is the axial change vector of X2 of the Gravity accelerometer module continuous several times transmission that obtains of main control chip CPU;
4) when the skew of exterior aerial generation physical location, the GPS module will detect longitude, latitude, height parameter communication to main control chip CPU, main control chip CPU changes according to the difference of parameter, obtains the physical location of exterior aerial, i.e. the actual change scope of antenna;
5) main control chip CPU is with above-mentioned steps 3)-4) information exchange that obtains crosses wireless network card and sends to far-end network management center, for the user provides data reference timely and effectively.
The present invention has following advantage:
(1) the present invention owing to adopting magnetic field sensor module, makes direction as the reference standard with the standard Magnetic Field N utmost point of the earth, and the azimuth value of the antenna horizontal direction of therefore measuring anywhere is all effectively with real;
(2) the present invention is owing to adopting magnetic field sensor module to gather the change vector of antenna azimuth, when antenna position angle generation slight change, magnetic field sensor module will detect accurate X1, Y1, the axial change vector of Z1 three is transferred to master cpu, the variation of effective monitoring horizontal azimuth of antenna, accuracy of detection minimum to 1 degree;
(3) the present invention is owing to adopting the Gravity accelerometer module, and as the reference standard, the roll angle of the antenna vertical direction of therefore measuring anywhere and mechanical tilt angle are all effectively and real with the acceleration of gravity direction of the earth.
(4) the present invention is owing to adopting the Gravity accelerometer module to gather the vector of antenna mechanical tilt angle and roll angle variation, when antenna mechanical tilt angle or roll angle generation slight change, the Gravity accelerometer module will detect accurate X2, Y2 and the axial change vector of Z2 and be transferred to master cpu, the variation of energy effective monitoring antenna mechanical tilt angle and roll angle, accuracy of detection minimum to 1 degree.
(5) the present invention installs the integrative-structure that adopts mutual fastening formation between housing top board 6, housing base plate 11 and housing 17 due to structure, and the edge at housing top board 6 and housing base plate 11 is all fluted, can accurately housing 17 be snapped onto groove, effectively stop the erosion of rainwater under external environment.
(6) the present invention because the material of all mounting structure spares is all to be made of 5052 aluminium alloy, can play shielding action to electric field, effectively reduces due to the electric field magnetization controlling the interference of mainboard 7 internal magnetic field sensor assemblies.
(7) the present invention because the both sides of suspension plate 1 are provided with U-shaped mounting hole 19, can effectively adapt to the antenna installation of the fixed screw of different size spacing behind.
(8) the present invention is because the material of all mounting structure spares is all to be made of aluminium alloy, has good heat sinking function, to outdoor equipment temperature regulation, the dilatational strain coefficient is 0.0000236 millimeter under the standard outdoor environment, meets the structural requirement of controlling mainboard 7 according to national Ministry of Industry and Information.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is lateral plan of the present invention;
Fig. 3 is bottom faces view of the present invention;
Fig. 4 is the internal module schematic diagram of control mainboard 7 of the present invention;
Fig. 5 is test flow chart of the present invention.
Embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3, outdoor antenna attitude detection apparatus of the present invention comprises: suspension plate 1, suspension upper cover plate 3, control mainboard 7, embedding structure support 8, suspension lower cover 12, housing top board 6, housing base plate 11 and housing 17, wherein, controlling mainboard 7 is fixed on structure stand 8 by screw 9 and pad 16, structure stand 8 is fixed on housing base plate 11 by screw 15, mutually fastens between housing top board 6, housing base plate 11 and housing 17 and forms integrative-structure; For preventing rain erosion housing top board 6 and hang between upper cover plate 3 and carry one deck rubber pad 5 secretly, be fixedly connected with by screw 4 between this rubber pad 5 and housing top board 6, suspension upper cover plate 3 and housing 17; Be fixedly connected with by screw 18 between housing base plate 11, suspension lower cover 12 and housing 17; Hanging upper cover plate 3 is fixedly connected with suspension plate 1 with screw 14 by screw 2 respectively with suspension lower cover 12, the both sides of suspension plate 1 are provided with U-shaped mounting hole 19, can effectively adapt to the antenna installation of the fixed screw of different size spacing behind, above antenna detection device is except controlling mainboard 7, other structural members all adopt 5052 aluminum alloy material, be coated with the wear-resistant coating that thickness is the insulation of 10～20 μ on housing 17, housing top board 6 and housing base plate 11 outside surfaces, wear-resistant coating has anticorrosion and heat conductivility; Housing base plate 11 is provided with two external holes, respectively the first external hole 10 and the second external hole 13, the first external hole 10 and the second external hole 13 adopt the flange mode to be fixedly mounted on housing base plate 11, the first external hole 10 connects outside 485 data signal lines that start power supply and industrial standard, the second external hole 13 is used for being connected with the exterior aerial pick-up unit of other antenna configurations in the base station, for it provides 485 data signal lines that start power supply and industrial standard.
With reference to Fig. 4, control mainboard 7 of the present invention, comprise wireless network card, main control chip CPU, GPS module, magnetic field sensor module and Gravity accelerometer module, wherein, the GPS module is for detection of the physical location information of antenna, GPS is transferred to main control chip CPU with longitude, latitude and the altitude information that changes when the physical location of antenna changes, and carries out the change calculations of physical location for main control chip CPU; Magnetic field sensor module for detection of the antenna take the magnetic field of the earth direction as benchmark in three-dimensional X1, Y1, the axial real-time change information of Z1, when antenna position angle generation slight change, magnetic field sensor module will detect accurate X1, Y1, the axial change vector of Z1 three is transferred to main control chip CPU, and main control chip CPU calculates the variation of antenna horizontal direction orientation angles according to X1, Y1, the axial change vector of Z1 three; The Gravity accelerometer module for detection of the antenna take the acceleration of gravity direction of the earth as benchmark in three-dimensional X2, Y2, the axial real-time change information of Z2, when antenna mechanical tilt angle or roll angle generation slight change, the Gravity accelerometer module will detect accurate X2, Y2, the axial change vector of Z2 three is transferred to main control chip CPU, and main control chip CPU changes according to the angle that X2, Y2, the axial change vector of Z2 three calculate antenna vertical direction mechanical tilt angle or roll angle; Main control chip CPU carries out real-time calculation and analysis to the real-time change vector of magnetic field sensor module, Gravity accelerometer module, the transmission of GPS module, calculate respectively angle variation, the skew of physical location and the variation of the actual sea level elevation of antenna of angle variation, mechanical tilt angle and the roll angle of horizontal azimuth of antenna, when above-mentioned each vector changes, main control chip CPU sends to far-end network management center with each vectorial change information in the mode of alarm by wireless network card, for the client provides reference.
With reference to Fig. 5, the present invention utilizes above-mentioned proving installation to carry out antenna and measures at attitude measurement and the physical location of outdoor all directions, and its step comprises as follows:
Step 1, pick-up unit fixes up an aerial wire.
The antenna detection device is fixed on the backboard of exterior aerial, make pick-up unit and antenna installation direction in the same way, the direction of the lower port of housing base plate and antenna is consistent, after installing firmly, when all directions of the exterior space or physical location change, the antenna detection device also will synchronously change thereupon when antenna.
when exterior aerial occurs rotating in the horizontal direction, the antenna take the magnetic field of the earth direction as benchmark that magnetic field sensor module in control mainboard 7 detect is at three-dimensional X1, Y1, the axial change vector of Z1, and with the change vector communication that detects to main control chip CPU, main control chip CPU calculates the azimuthal angle changing value of antenna horizontal direction A according to computing formula: A=Tan (Δ Y1/Z1), wherein Tan is the angle conversion function, Δ Y1 is the axial change vector of Y1 of the magnetic field sensor module continuous several times transmission that obtains of main control chip CPU, when the azimuthal variation amount that calculates as main control chip CPU is spent greater than 1, to produce warning message.
when exterior aerial occurs rotating in the vertical direction, the antenna take the acceleration of gravity direction as benchmark that Gravity accelerometer modules in control mainboard 7 detect is at three-dimensional X2, Y2, the axial change vector of Z2, and with the change vector communication that detects to main control chip CPU, main control chip CPU calculates the angle changing value B at antenna vertical direction mechanical tilt angle and the angle changing value C of roll angle according to computing formula: B=Tan (Δ Y2/Z2) and C=Tan (Δ X2/Z2), wherein Δ Y2 is the axial change vector of Y2 of the Gravity accelerometer module continuous several times transmission that obtains of main control chip CPU, Δ X2 is the axial change vector of X2 of the Gravity accelerometer module continuous several times transmission that obtains of main control chip CPU, when mechanical tilt angle that main control chip CPU calculates and each variable quantity of roll angle are spent greater than 1, to produce warning message.
When the exterior aerial physical location changes, control the change vector that mainboard 7 interior GPS modules will detect longitude, latitude and the height above sea level of antenna, and these change vector communications that will detect are to main control chip CPU, main control chip CPU is according to the parameter difference change vector of longitude, latitude and height above sea level, determining the antenna physical location to which direction moves, be the actual change scope of antenna, and produce warning message.
Step 5, main control chip CPU detects with step 2, step 3 and step 4 warning message that produces and sends warning message to far-end network management center by wireless network card, for the user provides data reference timely and effectively, the user is according to the monitor message of network management center, the antenna of warning message appears in the location, and according to the warning message content, determine to send someone inquiry and maintenance.
These are only example of the present invention, do not consist of any limitation of the invention, obviously, anyone can make different change under thought of the present invention, but these are all at the row of protection of the present invention.
Claims (6)
1. outdoor antenna attitude detection apparatus, it is characterized in that, comprising: suspension plate (1), suspension upper cover plate (3), control mainboard (7), embedding structure support (8), suspension lower cover (12), housing top board (6), housing base plate (11) and housing (17); Controlling mainboard (7) is fixed on structure stand (8), structure stand (8) is fixed on housing base plate (11), housing top board (6) is fixedly connected with suspension upper cover plate (3), housing base plate (11) is fixedly connected with suspension lower cover (12), hang upper cover plate (3) and be fixedly connected with suspension plate (1) respectively with suspension lower cover (12), mutually fasten between housing top board (6), housing base plate (11) and housing (17) and form integrative-structure;
Described control mainboard (7) comprising:
Wireless network card: be used for sending and receiving wireless signal module;
Magnetic field sensor module: in three-dimensional X1, Y1, the axial real-time change information of Z1, be transferred to main control chip CPU for detection of the antenna take the magnetic field of the earth direction as benchmark;
Gravity accelerometer module: in three-dimensional X2, Y2, the axial real-time change information of Z2, be transferred to main control chip CPU for detection of the antenna take the acceleration of gravity direction as benchmark;
GPS module: for detection of the physical location information of antenna, be transferred to main control chip CPU;
Main control chip CPU: be used for magnetic field sensor module, Gravity accelerometer module, GPS module transmission real-time information are analyzed, the angle that calculates respectively horizontal azimuth of antenna changes, the angle of mechanical tilt angle, roll angle changes, the skew of physical location and the variation of the actual sea level elevation of antenna, and general and computing information is sent to far-end by wireless network card with information.
2. outdoor antenna attitude detection apparatus as claimed in claim 1, is characterized in that, housing (17) is the rectangular structure of aluminum alloy material.
3. outdoor antenna attitude detection apparatus as claimed in claim 1, is characterized in that, is coated with the wear-resistant coating that thickness is the insulation of 10 μ～20 μ on housing (17) outside surface.
4. outdoor antenna attitude detection apparatus as claimed in claim 1, it is characterized in that, housing base plate (11) is provided with two external holes, be respectively the first external hole (10) and the second external hole (13), the first external hole (10) connects 485 data signal lines of external power source and industrial standard; The second external hole (13) is used for being connected with the exterior aerial pick-up unit of other antenna configurations in the base station.
5. outdoor antenna attitude detection apparatus as claimed in claim 1, it is characterized in that, suspension plate (1), suspension upper cover plate (3), embedding structure support (8), suspension lower cover (12), housing top board (6), housing base plate (11) and housing (17) all adopt 5052 aluminum alloy material.
6. outdoor antenna attitude detection apparatus as claimed in claim 1, is characterized in that, the both sides of suspension plate (1) are provided with U-shaped mounting hole (19).
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| CN 201110293634 CN102401645B (en) | 2011-10-03 | 2011-10-03 | Outdoor antenna attitude detection apparatus and detection method |
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| CN 201110293634 CN102401645B (en) | 2011-10-03 | 2011-10-03 | Outdoor antenna attitude detection apparatus and detection method |
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| CN102401645B true CN102401645B (en) | 2013-11-06 |
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| US6725173B2 (en) * | 2000-09-02 | 2004-04-20 | American Gnc Corporation | Digital signal processing method and system thereof for precision orientation measurements |
| KR100585834B1 (en) * | 2003-03-21 | 2006-06-01 | 에스케이 텔레콤주식회사 | Method and system for measuring and correcting resources of mobile telecommunications base station antenna |
| US8446327B2 (en) * | 2008-02-01 | 2013-05-21 | Powerwave Technologies, Inc. | Compound two-way antenna with installation compensator |
| CN101520325B (en) * | 2008-12-18 | 2012-06-13 | 中国移动通信集团江苏有限公司 | Automatic monitor for angle of base station antenna and automatic monitoring method |
| CN102032893A (en) * | 2011-01-01 | 2011-04-27 | 江苏省东方世纪网络信息有限公司 | Hand-held attitude measuring terminal |
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Owner name: XI AN SUNNADA HAITIAN ANTENNA CO., LTD. Free format text: FORMER OWNER: XI AN HAITIAN ANTENNA SCI-TECH CO., LTD. Effective date: 20130529 |
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