CN102401645A - Outdoor antenna attitude detection apparatus and detection method - Google Patents
Outdoor antenna attitude detection apparatus and detection method Download PDFInfo
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- CN102401645A CN102401645A CN2011102936347A CN201110293634A CN102401645A CN 102401645 A CN102401645 A CN 102401645A CN 2011102936347 A CN2011102936347 A CN 2011102936347A CN 201110293634 A CN201110293634 A CN 201110293634A CN 102401645 A CN102401645 A CN 102401645A
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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 the installation site and the direction of magnetic direction sensor assembly and acceleration of gravity direction sensor counting chamber outside antenna; Utilize the 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; The magnanimity professional along with wireless speech, data etc. increases; The quantity of move, the installation and maintenance of the exterior aerial of UNICOM and telecommunications three big operators being replaced is also increasing sharply; For user's service, make wireless aerial signal better in each depth areas propagation quality for better, the wireless signal field of various frequency ranges and signal are in the transmission more stable in space.Antenna putting position and day-to-day operation safeguard it is the annual main direction that all must drop into substantial contribution and manpower of each utilization merchant; Each big 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 because the high-altitude askew antenna of big wind influences effective covering of signal; Influence user's regular traffic, not only safeguard great amount and waste of manpower.
The exterior aerial pick-up unit is not merely operator and has reduced manpower burden and the fund obligation of safeguarding context of detection; Can also the state of each attitude of the outdoor antenna that is using be passed to network management center in real time and real-time status information is provided as the user; Make operator can in time know the 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 and mechanical tilt angle that can only sensing chamber's outside antenna can not comprise all states of antenna: horizontal azimuth, vertical mechanical tilt angle, vertically roll angle carries 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 antenna region covered 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 objective of the invention is to deficiency to above-mentioned prior art existence; A kind of exterior aerial pick-up unit is provided,, calculates the variation of horizontal azimuth of antenna with through monitoring and correction to magnetic direction; Through monitoring and 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 change in physical location, thereby realize the attitude of antenna all directions is carried out complete detection through monitoring calculation to antenna GPS; For the user provides real-time state detecting information, be convenient to user real time and find the abnormal conditions of exterior aerial and maintenance rapidly.
For realizing above-mentioned purpose, pick-up unit of the present invention comprises: suspension plate 1, suspension upper cover plate 3, control main board 7, embedding structure support 8, suspension lower cover 12, housing top board 6, housing base plate 11 and housing 17; Control main board 7 is fixed on the structure stand 8; Structure stand 8 is fixed on the 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, and suspension upper cover plate 3 is fixedly connected with suspension plate 1 respectively with suspension lower cover 12, fastens each other between housing top board 6, housing base plate 11 and the housing 17 and is integrally formed structure;
Described control main board 7 comprises:
Wireless network card: be used for sending and receiving the wireless signal module;
Magnetic field sensor module: be used to detect with the magnetic field of the earth direction be the antenna of benchmark in three-dimensional X1, Y1, the axial real-time change information of Z1, be transferred to main control chip CPU;
The acceleration of gravity sensor assembly: be used to detect with the acceleration of gravity direction be the antenna of benchmark in three-dimensional X2, Y2, the axial real-time change information of Z2, be transferred to main control chip CPU;
GPS module: be used to detect the change information of the physical location of antenna, be transferred to main control chip CPU;
Main control chip CPU: be used for magnetic field sensor module, acceleration of gravity sensor assembly, GPS module transmission real-time information are analyzed; The angle that calculates angle variation, mechanical tilt angle, the roll angle of horizontal azimuth of antenna respectively changes, the skew and the actual change of elevation of antenna of physical location, and computing information is sent to far-end network management center through wireless network card with the mode of wireless signal.
Above-mentioned exterior aerial Attitute detecting device, its middle shell 17 are rectangular structure of aluminum alloy material.
Above-mentioned exterior aerial Attitute detecting device, its middle shell base plate 11 is provided with two external holes, is respectively 485 data signal lines that the first external hole 10 and 13, the first external holes 10, the second external hole connect external power source and industrial standard; The second external hole 13 be used for the base station in the exterior aerial pick-up unit of other antenna configurations be connected.
Above-mentioned exterior aerial Attitute detecting device, 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 exterior aerial Attitute detecting device, wherein the both sides of suspension plate 1 are provided with U type mounting hole 19.
For realizing above-mentioned purpose, 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; Magnetic field sensor module with detected be that the antenna of benchmark is transferred to main control chip CPU at three-dimensional X1, Y1, the axial change information of Z1 with the magnetic field of the earth direction, 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, the axial change vector of Y1 that Δ Y1 transmits for the magnetic field sensor module continuous several times that main control chip CPU obtains;
3) when the rotation of the mechanical tilt angle of exterior aerial generation vertical direction or roll angle; The acceleration of gravity sensor assembly with detected be that the antenna of benchmark is transferred to main control chip CPU at three-dimensional X2, Y2, the axial change information of Z2 with the acceleration of gravity direction, main control chip CPU calculates mechanical tilt angle angle changing value B and the angle changing value C of roll angle under the antenna vertical direction:
B＝Tan(ΔY2/Z2)，C＝Tan(ΔX2/Z2)，
The axial change vector of Y2 that Δ Y2 transmits for the acceleration of gravity sensor assembly continuous several times that main control chip CPU obtains, the axial change vector of X2 that Δ X2 transmits for the acceleration of gravity sensor assembly continuous several times that main control chip CPU obtains;
4) when the skew of exterior aerial generation physical location; The GPS module will detect longitude, latitude, height parameter information transmission 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 that obtains sends to far-end network management center through wireless network card, for the user provides data refer timely and effectively.
The present invention has following advantage:
(1) the present invention makes direction standard as a reference owing to adopt magnetic field sensor module with the standard Magnetic Field N utmost point of the earth, and the azimuth value of the antenna horizontal direction of therefore measuring anywhere all is effectively with real;
(2) the present invention is owing to adopt magnetic field sensor module to gather the change vector of antenna azimuth; When slight change takes place at the antenna position angle; Magnetic field sensor module will detect accurate X1, Y1, Z1 three axial change vectors and be 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 adopt the acceleration of gravity sensor assembly, and with the acceleration of gravity direction of earth standard as a reference, the roll angle of the antenna vertical direction of therefore measuring anywhere all is effectively with really with the mechanical tilt angle.
(4) the present invention is owing to adopt the acceleration of gravity sensor assembly 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 acceleration of gravity sensor assembly will detect the axial change vector of accurate X2, Y2 and Z2 and be transferred to master cpu; The variation of ability effective monitoring antenna mechanical tilt angle and roll angle, accuracy of detection minimum to 1 degree.
(5) the present invention fastens the integrative-structure that forms each other because structure installs to adopt between housing top board 6, housing base plate 11 and the housing 17; 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 the external environment.
(6) the present invention can play shielding action to electric field because the material of all mounting structure spares all is to be made up of 5052 aluminium alloy, effectively reduce since the electric field magnetization to the interference of control main board 7 internal magnetic field sensor assemblies.
(7) the present invention can effectively adapt to the antenna installation of the fixed screw of different size spacing behind because the both sides of suspension plate 1 are provided with U type mounting hole 19.
(8) the present invention is because the material of all mounting structure spares all is to be made up 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, the structural requirement of coincidence control mainboard 7 according to national Ministry of Industry and Information.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a lateral plan of the present invention;
Fig. 3 is a bottom faces view of the present invention;
Fig. 4 is the internal module schematic diagram of control main board 7 of the present invention;
Fig. 5 is a test flow chart of the present invention.
Embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3; Exterior aerial Attitute detecting device of the present invention comprises: suspension plate 1, suspension upper cover plate 3, control main board 7, embedding structure support 8, suspension lower cover 12, housing top board 6, housing base plate 11 and housing 17; Wherein, Control main board 7 is fixed on the structure stand 8 through screw 9 and pad 16, and structure stand 8 is fixed on the housing base plate 11 through screw 15, fastens each other between housing top board 6, housing base plate 11 and the housing 17 and is integrally formed structure; For preventing that rain erosion housing top board 6 and suspension from carrying one deck rubber pad 5 secretly between the upper cover plate 3, this rubber pad 5 with housing top board 6, hang between upper cover plate 3 and the housing 17 and be fixedly connected through screw 4; Be fixedly connected through screw 18 between housing base plate 11, suspension lower cover 12 and the housing 17; Suspension upper cover plate 3 is fixedly connected with suspension plate 1 with screw 14 through screw 2 respectively with suspension lower cover 12; The both sides of suspension plate 1 are provided with U type 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 control main board 7; Other structural members all adopt 5052 aluminum alloy material, are 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, and wear-resistant coating has anticorrosion and heat conductivility; 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 and the second external hole 13 adopt the flange mode to be fixedly mounted on the housing base plate 11; The first external hole 10 connects outside 485 data signal lines that start power supplys and industrial standard, the second external hole 13 be used for the base station in the exterior aerial pick-up unit of other antenna configurations be connected, for it provides 485 data signal lines of startup power supply and industrial standard.
With reference to Fig. 4; Control main board 7 of the present invention; Comprise wireless network card, main control chip CPU, GPS module, magnetic field sensor module and acceleration of gravity sensor assembly, wherein, the GPS module is used to detect the physical location information of antenna; GPS is transferred to main control chip CPU with the longitude, latitude and the altitude information that change when the physical location of antenna changes, and supplies main control chip CPU to carry out the change calculations of physical location; It is that the antenna of benchmark is in three-dimensional X1, Y1, the axial real-time change information of Z1 that magnetic field sensor module is used to detect with the magnetic field of the earth direction; When slight change takes place at the antenna position angle; Magnetic field sensor module will detect accurate X1, Y1, Z1 three axial change vectors and be transferred to main control chip CPU, and main control chip CPU calculates the variation of antenna horizontal direction orientation angles according to X1, Y1, Z1 three axial change vectors; It is that the antenna of benchmark is in three-dimensional X2, Y2, the axial real-time change information of Z2 that the acceleration of gravity sensor assembly is used to detect acceleration of gravity direction with the earth; When antenna mechanical tilt angle or roll angle generation slight change; The acceleration of gravity sensor assembly will detect accurate X2, Y2, Z2 three axial change vectors and be transferred to main control chip CPU, and main control chip CPU changes according to the angle that X2, Y2, Z2 three axial change vectors 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, acceleration of gravity sensor assembly, the transmission of GPS module; The angle that calculates angle variation, mechanical tilt angle and the roll angle of horizontal azimuth of antenna respectively changes, the skew and the actual change of elevation of antenna of physical location; When above-mentioned each vector changes; Main control chip CPU sends to far-end network management center with each vectorial change information with the mode of alarming through 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 the attitude measurement and the physical location of outdoor all directions, and its step comprises as follows:
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 antenna when all directions of the exterior space or physical location change, the antenna detection device also will change thereupon synchronously.
Step 2, the measurement of azimuth of antenna horizontal direction.
When exterior aerial occurs rotating in the horizontal direction; Magnetic field sensor module in the control main board 7 is detected to be that the antenna of benchmark is at three-dimensional X1, Y1, the axial change vector of Z1 with the magnetic field of the earth direction; And with detected change vector information transmission 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; The axial change vector of Y1 of the magnetic field sensor module continuous several times transmission that Δ Y1 obtains for main control chip CPU when the azimuthal variation amount that calculates as main control chip CPU is spent greater than 1, will produce warning message.
Step 3, the mechanical tilt angle of antenna vertical direction and roll angle are measured.
When exterior aerial when vertical direction occur to be rotated; Acceleration of gravity sensor assembly in the control main board 7 is detected to be that the antenna of benchmark is at three-dimensional X2, Y2, the axial change vector of Z2 with the acceleration of gravity direction; And with the change vector information transmission 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); The axial change vector of Y2 of the acceleration of gravity sensor assembly continuous several times transmission that obtains for main control chip CPU of Δ Y2 wherein; The axial change vector of X2 that Δ X2 transmits for the acceleration of gravity sensor assembly continuous several times that main control chip CPU obtains; When mechanical tilt angle that main control chip CPU calculates and each variable quantity of roll angle are spent greater than 1, will produce warning message.
Step 4, the measurement of antenna change in physical location.
When the exterior aerial physical location changes; GPS module in the control main board 7 will detect longitude, latitude and the The altitude change vector of antenna; And these change vector information transmission that will detect are to main control chip CPU, and main control chip CPU determines the antenna physical location and to which direction moves according to the parameter difference change vector of longitude, latitude and height above sea level; Be the actual change scope of antenna, and produce warning message.
More than be merely an instantiation of the present invention, do not constitute any restriction of the present 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 (7)
1. an exterior aerial Attitute detecting device is characterized in that, comprising: suspension plate (1), suspension upper cover plate (3), control main board (7), embedding structure support (8), suspension lower cover (12), housing top board (6), housing base plate (11) and housing (17); Control main board (7) is fixed on the structure stand (8); Structure stand (8) is fixed on the 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), and suspension upper cover plate (3) is fixedly connected with suspension plate (1) respectively with suspension lower cover (12), fastens each other between housing top board (6), housing base plate (11) and the housing (17) and is integrally formed structure;
Described control main board (7) comprising:
Wireless network card: be used for sending and receiving the wireless signal module;
Magnetic field sensor module: being used to detect with the magnetic field of the earth direction is the real-time change information of the antenna of benchmark in three-dimensional X, Y, Z-direction, is transferred to main control chip CPU;
The acceleration of gravity sensor assembly: being used to detect with the acceleration of gravity direction is the real-time change information of the antenna of benchmark in three-dimensional X, Y, Z-direction, is transferred to main control chip CPU;
GPS module: be used to detect the physical location information of antenna, be transferred to main control chip CPU;
Main control chip CPU: be used for magnetic field sensor module, acceleration of gravity sensor assembly, GPS module transmission real-time information are analyzed; The angle that calculates angle variation, mechanical tilt angle, the roll angle of horizontal azimuth of antenna respectively changes, the skew and the actual change of elevation of antenna of physical location, and general and computing information sent to far-end through wireless network card with information.
2. exterior aerial pick-up unit as claimed in claim 1 is characterized in that, housing (17) is the rectangular structure of aluminum alloy material.
3. exterior aerial pick-up unit as claimed in claim 1 is characterized in that, is coated with the wear-resistant coating that thickness is the insulation of 10～20 μ on housing (17) outside surface.
4. exterior aerial pick-up unit as claimed in claim 1; It is characterized in that; Housing base plate (11) is provided with two external holes, is respectively the first external hole (10) and the second external hole (13), and the first external hole (10) connects 485 data signal lines of external power source and industrial standard; The second external hole (13) be used for the base station in the exterior aerial pick-up unit of other antenna configurations be connected.
5. exterior aerial pick-up unit 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. exterior aerial pick-up unit as claimed in claim 1 is characterized in that, the both sides of suspension plate (1) are provided with U type mounting hole (19).
7. the detection method of an exterior aerial attitude 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; Magnetic field sensor module with detected be that the antenna of benchmark is transferred to main control chip CPU at three-dimensional X1, Y1, the axial change information of Z1 with the magnetic field of the earth direction, 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, the axial change vector of Y1 that Δ Y1 transmits for the magnetic field sensor module continuous several times that main control chip CPU obtains;
3) when the rotation of the mechanical tilt angle of exterior aerial generation vertical direction or roll angle; The acceleration of gravity sensor assembly with detected be that the antenna of benchmark is transferred to main control chip CPU at three-dimensional X2, Y2, the axial change information of Z2 with the acceleration of gravity direction, main control chip CPU calculates mechanical tilt angle angle changing value B and the angle changing value C of roll angle under the antenna vertical direction:
B＝Tan(ΔY2/Z2)，C＝Tan(ΔX2/Z2)
The axial change vector of Y2 that Δ Y2 transmits for the acceleration of gravity sensor assembly continuous several times that main control chip CPU obtains, the axial change vector of X2 that Δ X2 transmits for the acceleration of gravity sensor assembly continuous several times that main control chip CPU obtains;
4) when the skew of exterior aerial generation physical location; The GPS module will detect longitude, latitude, height parameter information transmission 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 2)-4) information that obtains sends to far-end network management center through wireless network card, for the user provides data refer timely and effectively.
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