CN106839973A - A kind of transmission tower space nodes localization method and device - Google Patents
A kind of transmission tower space nodes localization method and device Download PDFInfo
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- CN106839973A CN106839973A CN201510867468.5A CN201510867468A CN106839973A CN 106839973 A CN106839973 A CN 106839973A CN 201510867468 A CN201510867468 A CN 201510867468A CN 106839973 A CN106839973 A CN 106839973A
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Abstract
The invention discloses a kind of transmission tower space nodes localization method and device.Wherein, the method includes：To at least one tested node transmitting laser beam on transmission tower, the air line distance between the photocentre and tested node of laser beam is measured；The elevation angle and course angle between measurement photocentre and tested node；According to air line distance, the elevation angle and course angle, the space coordinates of tested node is calculated；Wherein, photocentre is the origin of coordinates.Transmission tower space nodes localization method and device that the present invention is provided, transmission tower measuring method cannot take into account certainty of measurement and problem easy to operate in solving correlation technique, can be used for the pointwise positioning of the space coordinates of transmission tower key node, can also be used to measure the integrally-built deformation of transmission tower, it is surveyed deformation data and can be used for pole tower operation state analysis, judges shaft tower safe coefficient, simple and practical, it is easy to carry, improve accuracy of measurement.
Description
Technical field
The present invention relates to computer security technique field, more particularly to a kind of transmission tower space nodes localization method and dress
Put.
Background technology
Transmission tower refers mainly to reinforced concrete pole, steel pipe pole and shaft tower.Shaft tower is led in transmission line of electricity for support
Line, earth system, make between wire, ground wire and ground, and safe distance is all kept between wire, ground wire.
In transmission line of electricity, the proportion of transmission tower the line is busy road gross investment is larger, is played in the transmission of electric power energy very important
Effect, its safety and reliability can directly influence the safety and stablization of whole power system.
As the construction of China's extra-high voltage grid and multi-circuit lines on the same tower, compact line, large-section lead etc. are new defeated
The popularization and application of power technology, the trend of the big load maximization of transmission tower are more obvious.Large-scale transmission tower is big negative
The carrier of lotus electrical energy transportation, particularly large span power transmission tower, with tower body it is high, span is big, flexibility is big the features such as, it is right
The environmental loads such as earthquake, wind and wire icing are quick on the draw, and may produce the deformation of diversified forms, are susceptible to
Vibrating fatigue is damaged and the dynamic collapse under extreme condition.Therefore, transmission tower should have enough intensity to protect
Demonstrate,prove the normal operation of transmission system.
At present, during various effective deformation test technologies have application to transmission tower deformation monitoring, but due to it
The factors such as operation principle, technical merit, these technologies still suffer from certain limitation.Monitoring of the early stage to transmission tower
Mainly by way of manual inspection, this detection mode speed is slow, and accuracy is low, particularly in hazard weather bar
Manual inspection has very big difficulty under part.With the development of electric detecting technology, the application of displacement transducer and foil gauge is carried significantly
The accuracy of measurement high.However, this method of testing belongs to contact type measurement, with sampled point is limited, sensor
Range it is limited, easily the shortcomings of disturbed by external environment condition, while the deadweight of sensor and its connecting wire can increase shaft tower
The heavy burden of structure, so as to influence test result.Optical survey instrument (such as spirit level, total powerstation etc.) is although can
Certainty of measurement higher is provided, but its detection range is limited, and volume is larger, inconvenient to carry.
Certainty of measurement and problem easy to operate cannot be taken into account for transmission tower measuring method in correlation technique, at present still
Effective solution is not proposed.
The content of the invention
It is defeated in correlation technique at least to solve the invention provides a kind of transmission tower space nodes localization method and device
Electric pole tower measuring method cannot take into account certainty of measurement and problem easy to operate.
According to an aspect of the invention, there is provided a kind of transmission tower space nodes localization method, wherein, the method
Including：To at least one tested node transmitting laser beam on the transmission tower, photocentre and the institute of the laser beam are measured
State the air line distance between tested node；Measure the elevation angle between the photocentre and the tested node and course angle；Root
According to the air line distance, the elevation angle and the course angle, the space coordinates of the tested node is calculated；Wherein, institute
Photocentre is stated for the origin of coordinates.
Preferably, according to the air line distance, the elevation angle and the course angle, the space of the tested node is calculated
Coordinate, including：According to the air line distance, the elevation angle and the course angle, the quilt is calculated by below equation
Survey the space coordinates of node：
Wherein, L represents the air line distance,The elevation angle is represented, θ represents the course angle, and x represents the quilt
The x-axis coordinate of node is surveyed, y represents the y-axis coordinate of the tested node, and z represents that the z-axis of the tested node is sat
Mark.
According to another aspect of the present invention, there is provided a kind of transmission tower space nodes positioner, wherein, the dress
Put including：Laser ranging system, the photocentre for measuring the laser beam by way of launching laser beam is defeated with described
Air line distance on electric pole tower between at least one tested node；Universal turning bench, is arranged under the laser ranging system
Side, the turned position for adjusting the laser ranging system is directed at described tested with the direction for ensureing the laser beam
Node；Electronic compass, the side of the insertion universal turning bench, and positioned at the laser beam exit of the laser ranging system
Underface, for measuring the elevation angle and course angle between the photocentre and the tested node；Computer, is connected to
The laser ranging system, the electronic compass, for according to the air line distance, the elevation angle and the course angle,
Calculate the space coordinates of the tested node；Wherein, the photocentre is the origin of coordinates.
Preferably, the transmission tower space nodes positioner also includes：Universal turning bench level meter, is arranged on described
The side of universal turning bench, by adjust the universal turning bench level meter bubble position can by the universal turning bench adjust to
Level.
Preferably, the transmission tower space nodes positioner also includes：Universal turning bench base, is arranged on described ten thousand
To head lower section, for supporting the universal turning bench.
Preferably, the universal turning bench also includes：Multi-directional ball, is arranged on the bottom of the universal turning bench, embedded described
In universal turning bench base, the position of the universal turning bench is can adjust by controlling the rotation of the multi-directional ball.
Preferably, the transmission tower space nodes positioner also includes：Universal turning bench tightening knob, is arranged on institute
State on universal turning bench base, the universal turning bench is fastened on the universal cloud by the rotation for controlling the multi-directional ball
On platform base.
Preferably, the transmission tower space nodes positioner also includes：Base level meter, is arranged on described universal
The side of head base, by adjust the base level meter bubble position can by the universal turning bench base adjust to
Level.
Preferably, the transmission tower space nodes positioner also includes：Elevating lever, is arranged on the universal turning bench
The lower section of base, for the height of the flexible adjustment universal turning bench by the elevating lever.
Preferably, the transmission tower space nodes positioner also includes：Connection knob, is arranged on the elevating lever
Top, for connecting the universal turning bench base and the elevating lever.
Preferably, the transmission tower space nodes positioner also includes：Elevating lever tightening knob, is arranged on described
On elevating lever, for controlling the flexible of the elevating lever.
Preferably, the transmission tower space nodes positioner also includes：Base tightening knob, is arranged on the liter
On drop bar, for the universal turning bench base to be fastened on into the elevating lever.
Preferably, the transmission tower space nodes positioner also includes：Tripod, is arranged on the elevating lever
Lower section, the transmission tower space nodes positioner is supported by the length and angle that adjust the tripod.
Transmission tower space nodes localization method and device that the present invention is provided, can be used for the sky of transmission tower key node
Between coordinate pointwise positioning, it may also be used for measurement the integrally-built deformation of transmission tower, it surveys deformation data can
For pole tower operation state analysis, shaft tower safe coefficient is judged, it is simple and practical, it is easy to carry, improve measurement accurate
Degree.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description does not constitute limitation of the invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of according to embodiments of the present invention one transmission tower space nodes positioner；
Fig. 2 is the preferred structure schematic diagram of according to embodiments of the present invention one transmission tower space nodes positioner；
Fig. 3 is the flow chart of according to embodiments of the present invention two transmission tower space nodes localization method；
Fig. 4 is the space coordinates schematic diagram of according to embodiments of the present invention two node；
Fig. 5 is according to embodiments of the present invention three transmission tower schematic diagram.
Specific embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Based on embodiments of the invention, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There is other embodiment, belong to protection scope of the present invention.
Embodiment one
A kind of transmission tower space nodes positioner is present embodiments provided, Fig. 1 is according to embodiments of the present invention one
The structural representation of transmission tower space nodes positioner, as shown in figure 1, transmission tower space nodes positioner
Including：
Laser ranging system 1, for measuring the photocentre of laser beam by way of launching laser beam with transmission tower up to
Air line distance between a few tested node；
Universal turning bench 2, alternatively referred to as ball-shaped cloud platform, are arranged on the lower section of laser ranging system 1, for adjusting laser
The turned position of range unit 1, tested node is directed at the direction for ensureing laser beam；
Electronic compass 3, the side of embedded universal turning bench 2, and positioned at laser ranging system 1 laser beam exit (i.e.
The round exit of the side of laser ranging system 1 shown in Fig. 1) underface, for measure photocentre and tested node it
Between the elevation angle and course angle；
Computer 4, is connected to laser ranging system 1, electronic compass 3, for according to air line distance, the elevation angle and boat
To angle, the space coordinates of tested node is calculated；The space coordinates are with the photocentre of above-mentioned laser beam as the origin of coordinates.
By above-mentioned transmission tower space nodes positioner, can be used for the space coordinates of transmission tower key node by
Point location, it may also be used for the measurement integrally-built deformation of transmission tower, it is surveyed deformation data and can be used for shaft tower fortune
Row state analysis, judges shaft tower safe coefficient, simple and practical, easy to carry, improves accuracy of measurement.
Fig. 2 is the preferred structure schematic diagram of according to embodiments of the present invention one transmission tower space nodes positioner, such as
Shown in Fig. 2, transmission tower space nodes positioner is additionally provided with following several hardware cells：
In one embodiment, the position that universal turning bench 2 is adjusted for convenience is at level, present embodiments provides one
Preferred embodiment is planted, transmission tower space nodes positioner also includes：Universal turning bench level meter 5, is arranged on ten thousand
To the side of head 2, universal turning bench 2 can be adjusted to level by the bubble position for adjusting universal turning bench level meter 5.
In actual mechanical process, when bubble is in center, then it represents that universal turning bench 2 has been adjusted to level, so that side
Just the position of adjustment laser ranging system 1 is put down, it is ensured that accuracy of measurement.
In one embodiment, in order to consolidate universal turning bench, a kind of preferred embodiment, transmission tower are present embodiments provided
Space nodes positioner also includes：Universal turning bench base 6, is arranged on the lower section of universal turning bench 2, universal for supporting
Head 2.
In one embodiment, universal turning bench 2 also includes：Multi-directional ball 7, is arranged on the bottom of universal turning bench 2, embedded ten thousand
In to head base 6, by the position for controlling the adjustable universal turning bench 2 of the rotation of multi-directional ball 7.It is universal so as to control
The rotation of head 2, it is ensured that the tested node of direction alignment of the laser beam of laser ranging system 1, improves accuracy of measurement.
In one embodiment, in order to universal turning bench 2 is fastened on universal turning bench base 6, transmission tower space nodes are determined
Position device also includes：Universal turning bench tightening knob 8, is arranged on universal turning bench base 6, for controlling multi-directional ball 7
Rotation, universal turning bench 2 is fastened on universal turning bench base 6.Universal turning bench tightening knob 8 is unclamped, be may be such that
Multi-directional ball 7 is arbitrarily rotated, so as to freely adjust the rotational angle of universal turning bench 2；When universal turning bench 2 is adjusted to properly
Behind position, universal turning bench tightening knob 8 is tightened, so that fixed universal turning bench 2.
In one embodiment, the position that universal turning bench base 6 is adjusted for convenience is at level, and the present embodiment is provided
A kind of preferred embodiment, transmission tower space nodes positioner also includes：Base level meter 9, is arranged on ten thousand
To the side of head base 6, by adjust base level meter 9 bubble position can by universal turning bench base 6 adjust to
Level.So as to ensure to keep the firm of transmission tower space nodes positioner entirety center of gravity.
In one embodiment, transmission tower space nodes positioner also includes：Elevating lever 10, is arranged on universal turning bench
The lower section of base 6, for the height of the flexible adjustment universal turning bench 2 by elevating lever 10, consequently facilitating measurement people
The operation of member.
In one embodiment, transmission tower space nodes positioner also includes：Connection knob 11, is arranged on elevating lever
10 top, for connecting universal turning bench base 6 and elevating lever 10, can be separated universal by connection knob 11 of outwarding winding
Head base 6 and elevating lever 10, easy disassembly are carried.
In one embodiment, transmission tower space nodes positioner also includes：Elevating lever tightening knob 12, is arranged on
On elevating lever, for controlling the flexible of elevating lever.Unclamp elevating lever tightening knob 12, the height of adjustable lifting bar 10
It is low.Elevating lever tightening knob 12 is tightened, elevating lever 10 can be fixed.
In one embodiment, universal turning bench base 6 can be around the axial rotation of elevating lever 10, in order to control universal turning bench base
6 random rotation, present embodiments provides a kind of preferred embodiment, i.e. transmission tower space nodes positioner also
Including：Base tightening knob 13, is arranged on elevating lever 10, for universal turning bench base 6 to be fastened on into elevating lever
On 10.Base tightening knob 13 is unclamped, universal turning bench base 6 can arbitrarily be rotated around elevating lever 10, so as to adjust sharp
The direction of the laser beam of optical range finding apparatus 1；Base tightening knob 13 is tightened, universal turning bench base 6 can be limited
Axial rotation.
In one embodiment, measurement requirement for height during practical operation, present embodiments provides a kind of preferred reality for convenience
Applying mode, i.e. transmission tower space nodes positioner also includes：Tripod 14, is arranged on the lower section of elevating lever 10,
Transmission tower space nodes positioner is supported by the length and angle that adjust tripod 14.
In transmission tower space nodes positioner shown in Fig. 2, the support length and opening angle of tripod can people
Work is adjusted, it is adaptable to which rugged ground, after base level meter display level, expression is adjusted in place.More preferably
Ground, in order to ensure the firm of transmission tower space nodes positioner, can set fixing device in the end of tripod
(such as bolt etc.), so as to fix on the ground, it is ensured that transmission tower space nodes positioner during positioning measurement
It is firm.
The present embodiment provide transmission tower space nodes positioner in, core devices include laser ranging system and
Electronic compass, describes in detail respectively to laser ranging system and electronic compass below.
(1) laser ranging (laser distance measuring) is found range as light source using laser.According to sharp
The mode of light work is divided into continuous wave laser and pulse laser.The gas lasers such as He-Ne, argon ion, krypton cadmium work
In continuous output state, for phase laser distance measurement；Double heterogeneous gallium arsenide semiconductor lasers, for infrared distance measurement；
The solid state lasers such as ruby, neodymium glass, for pulse type laser range finding.Laser range finder is due to the monochromaticjty of laser
The features such as good, high directivity, it is integrated to add electronic circuit semiconductor transformation, compared with geodimeter, not only can be with
Day and night operation and range accuracy can be improved, substantially reduce weight and power consumption.Laser range finder typically uses two kinds of sides
Formula carrys out measurement distance：Impulse method and phase method.
The principle of impulse method ranging technology is：The laser that rangefinder is launched is found range again after the reflection of object being measured
Instrument is received, the rangefinder time that recording laser comes and goes simultaneously.The half of the product of the light velocity and two-way time, exactly finds range
The distance between instrument and object being measured.
The principle of ranging phase method technology is：Amplitude modulation(PAM) is carried out using the laser of radio wave band frequency, and by sine
Modulation light comes and goes the measuring difference of phases between rangefinder and object produced by distance, according to the wavelength and frequency of modulation light,
Laser time of flight is conversed, then calculates testing distance successively.The method is generally required places reflection at determinand
Mirror, laser range finder is reflected back by laser original road, and reception processing is carried out by the mirror ripple device of receiver module.
Laser ranging system in the present embodiment, can need to be equipped with pulse type laser range unit or phase according to range
Formula laser ranging system, can also select Handheld laser range unit or formula Laser Measuring of looking in the distance according to the different of measurement distance
Away from device.It is specifically chosen according to actual conditions depending on.
(2) electronic compass, also known as digital compass, electronic compass is used as navigation instrument or attitude in modern technologies condition
Sensor has been widely used.Electronic compass energy consumption compared with conventional cursor formula and balancing stand structure compass is low, small volume,
Lightweight, high precision, Miniaturized, its output signal can realize digital-scroll technique by treatment, not only can be used to
Point to, its data signal can be directly sent to autopilot, control the manipulation of ship.At present, widely used is prompt three axles
Connection reluctance type Digital Magnetic Compass, this compass has anti-shake and vibration resistance, course precision is higher, have electricity to interference field
Son compensation, be desirably integrated into control loop the advantages of carrying out data link, thus be widely used in Aeronautics and Astronautics,
The fields such as robot, navigation, vehicular autonomous navigation.
As microelectronics integrated technology and processing technology, material technology are continued to develop.The research manufacture of digital compass
A unprecedented level has also been reached with using.Current digital compass can be divided into plane according to pour angle compensation is whether there is
Digital compass and 3-dimensional digital compass, it is also possible to which the difference according to sensor is divided into magnetoresistive effect sensor, Hall effect
Sensor and fluxgate sensor.From three relatively from the point of view of, the electronic compass for being currently based on magnetic resistance sensor has
The advantages of small volume, fast response time, its is with the obvious advantage, is the developing direction of electronic compass.
Electronic compass in the present embodiment can according to demand select any one, it is preferable that may be selected to be passed based on magneto-resistor
The electronic compass of sensor.
Embodiment two
Based on the transmission tower space nodes positioner that above-described embodiment is introduced, a kind of power transmission rod is present embodiments provided
Tower space nodes localization method, Fig. 3 is the stream of according to embodiments of the present invention two transmission tower space nodes localization method
Cheng Tu, as shown in figure 3, transmission tower space nodes localization method is comprised the following steps (step S302- step S306)：
Step S302, at least one tested node transmitting laser beam on transmission tower, measure the photocentre of laser beam with
Air line distance between tested node；
Step S304, the elevation angle and course angle between measurement photocentre and tested node；
Step S306, according to air line distance, the elevation angle and course angle, calculates the space coordinates of tested node；Wherein,
Photocentre is the origin of coordinates.
By above-mentioned transmission tower space nodes localization method, can be used for the space coordinates of transmission tower key node by
Point location, it may also be used for the measurement integrally-built deformation of transmission tower, it is surveyed deformation data and can be used for shaft tower fortune
Row state analysis, judges shaft tower safe coefficient, simple and practical, easy to carry, improves accuracy of measurement.
Fig. 4 is the space coordinates schematic diagram of according to embodiments of the present invention two node, as shown in figure 4, with laser ranging
The photocentre of the laser beam of device is origin of coordinates O, sets up X-Y-Z coordinate systems, it is assumed that P points are the sky of tested node
Between position, L represents the air line distance between the O points that laser ranging system surveyed and P points,Represent electronic compass institute
The elevation angle of survey, θ represents the course angle that electronic compass is surveyed.According to air line distance, the elevation angle and course angle, can pass through
Below equation calculates the space coordinates of tested node：
Wherein, x represents the x-axis coordinate of tested node, and y represents the y-axis coordinate of tested node, and z represents tested section
The z-axis coordinate of point.
In order to carry out apparent explanation to above-mentioned transmission tower space nodes localization method and device, with reference to tool
The embodiment of body is illustrated, however, it should be noted that the embodiment is merely to be better described the present invention, and
Do not constitute and the present invention is improperly limited.
Embodiment three
Fig. 5 is according to embodiments of the present invention three transmission tower schematic diagram, as shown in figure 5, choose A-H in figure being total to
8 key nodes of meter are measured.Using transmission tower space nodes positioner to above-mentioned 8 node locatings, lead to
Cross following steps realization：
Step 1, adjusts tripod, observes base level meter, unclamps base tightening knob, and universal turning bench base is adjusted
It is whole to tightening base tightening knob after horizontal level；
Step 2, unclamps elevating lever knob, and adjustment elevating lever to appropriate height (facilitates the angle of test man's operation),
Tighten elevating lever knob；
Step 3, unclamps universal turning bench tightening knob, observes universal turning bench level meter, and universal turning bench is adjusted to level
After tighten universal turning bench tightening knob；
Step 4, computer is connected to by electronic compass, laser ranging system, opens electronic compass and laser ranging dress
Put；
Step 5, by electronic compass zeros data, the photocentre for now giving tacit consent to the laser beam of laser ranging system is with reference to seat
Mark the origin of coordinates of system；
Step 6, unclamps universal turning bench tightening knob, adjusts the direction of universal turning bench, so that laser ranging system is sharp
The tested node A that light beam is accurately irradiated on transmission tower；
Step 7, tightens universal turning bench tightening knob, and the distance value measured by laser ranging system is read using computer
(the air line distance value between above-mentioned photocentre and tested node A), the angle value read measured by electronic compass is (above-mentioned
Elevation value and course angle value between photocentre and tested node A)；
Step 8, according to above-mentioned distance value and angle value, the space coordinates of tested node A is calculated using computer；
The like, repeat step 6- steps 8, until the space coordinates of node A-H is all calculated finishing.
, as coordinate origin, therefore the space of node A-H for calculating can be based on due to using the photocentre of laser beam
Coordinate determines the position of node A-H, thus can determine that the top deflection value before and after transmission tower deformation.Certainly,
Can after a space coordinates for node (such as the node D shown in figure) is calculated, based on node D with
The origin of coordinates is moved to node D by the position relationship of the origin of coordinates, then calculates the space coordinates of remaining node.By space
After the origin of coordinates of coordinate system moves to node D from photocentre, the spatial value of each node for measuring is shown in Table 1.
The transmission tower key node of table 1 and its spatial value
The invention provides a kind of transmission tower space nodes localization method and device, mainly by laser ranging system, ten thousand
Constituted to head, electronic compass, computer, can realize carrying out the space coordinates of transmission tower each key node
Pointwise is positioned, and can measure the top deflection value before and after electric pole load deflection.The present invention is carried out using laser distance measuring principle
Measurement, is a kind of non-contact test method, and easy to operate, good portability, certainty of measurement is higher.
In the description of this specification, reference term " one embodiment ", " some embodiments " or " specific example " etc.
It is of the invention that description means that the specific features, structure, material or the feature that are described with reference to the embodiment or example are contained in
In at least one embodiment or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to phase
Same embodiment or example.And, the specific features of description, structure, material or feature can be at any one
Or combined in an appropriate manner in multiple embodiments or example.
Particular embodiments described above, has been carried out further in detail to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail bright, should be understood that and the foregoing is only specific embodiment of the invention, be not used to limit this hair
Bright protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc.,
Should be included within the scope of the present invention.
Claims (13)
1. a kind of transmission tower space nodes localization method, it is characterised in that including：
To at least one tested node transmitting laser beam on the transmission tower, measure the photocentre of the laser beam with it is described
Air line distance between tested node；
Measure the elevation angle between the photocentre and the tested node and course angle；
According to the air line distance, the elevation angle and the course angle, the space coordinates of the tested node is calculated；Its
In, the photocentre is the origin of coordinates.
2. method according to claim 1, it is characterised in that according to the air line distance, the elevation angle and
The course angle, calculates the space coordinates of the tested node, including：
According to the air line distance, the elevation angle and the course angle, the tested node is calculated by below equation
Space coordinates：
Wherein, L represents the air line distance,The elevation angle is represented, θ represents the course angle, and x represents the quilt
The x-axis coordinate of node is surveyed, y represents the y-axis coordinate of the tested node, and z represents that the z-axis of the tested node is sat
Mark.
3. a kind of transmission tower space nodes positioner, it is characterised in that including：
Laser ranging system, photocentre and the power transmission rod for measuring the laser beam by way of launching laser beam
Air line distance on tower between at least one tested node；
Universal turning bench, is arranged on the lower section of the laser ranging system, the rotation for adjusting the laser ranging system
Position, the tested node is directed at the direction for ensureing the laser beam；
Electronic compass, the side of the insertion universal turning bench, and positioned at the laser beam exit of the laser ranging system
Underface, for measuring the elevation angle and course angle between the photocentre and the tested node；
Computer, is connected to the laser ranging system, the electronic compass, for according to the air line distance, institute
The elevation angle and the course angle are stated, the space coordinates of the tested node is calculated；Wherein, the photocentre is the origin of coordinates.
4. transmission tower space nodes positioner according to claim 3, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Universal turning bench level meter, is arranged on the side of the universal turning bench, by adjusting the universal turning bench level meter
Bubble position can be adjusted to level the universal turning bench.
5. transmission tower space nodes positioner according to claim 3, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Universal turning bench base, is arranged on the universal turning bench lower section, for supporting the universal turning bench.
6. transmission tower space nodes positioner according to claim 5, it is characterised in that described universal
Head also includes：
Multi-directional ball, is arranged on the bottom of the universal turning bench, described by control in the insertion universal turning bench base
The rotation of multi-directional ball can adjust the position of the universal turning bench.
7. transmission tower space nodes positioner according to claim 6, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Universal turning bench tightening knob, is arranged on the universal turning bench base, the rotation for controlling the multi-directional ball,
The universal turning bench is fastened on the universal turning bench base.
8. transmission tower space nodes positioner according to claim 5, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Base level meter, is arranged on the side of the universal turning bench base, by the bubble for adjusting the base level meter
Position can be adjusted to level the universal turning bench base.
9. transmission tower space nodes positioner according to claim 5, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Elevating lever, is arranged on the lower section of the universal turning bench base, for described in the flexible adjustment by the elevating lever
The height of universal turning bench.
10. transmission tower space nodes positioner according to claim 9, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Connection knob, is arranged on the top of the elevating lever, for connecting the universal turning bench base and the elevating lever.
11. transmission tower space nodes positioners according to claim 9, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Elevating lever tightening knob, is arranged on the elevating lever, for controlling the flexible of the elevating lever.
12. transmission tower space nodes positioners according to claim 9, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Base tightening knob, is arranged on the elevating lever, for the universal turning bench base to be fastened on into the lifting
On bar.
13. transmission tower space nodes positioners according to claim 9, it is characterised in that the transmission of electricity
Shaft tower space nodes positioner also includes：
Tripod, is arranged on the lower section of the elevating lever, supports described by the length and angle that adjust the tripod
Transmission tower space nodes positioner.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443247A (en) * | 2018-12-03 | 2019-03-08 | 国家电网有限公司 | A kind of method and device of measurement iron tower of power transmission line rotation angle |
| CN112378371A (en) * | 2020-12-07 | 2021-02-19 | 天津吉达尔重型机械科技股份有限公司 | Pull rod stress strain on-line monitoring device and system |
| CN113390339A (en) * | 2021-06-08 | 2021-09-14 | 国网河北省电力有限公司邱县供电分公司 | Line installation position detection device for power grid construction |
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| CN103616014A (en) * | 2013-11-29 | 2014-03-05 | 浙江农林大学 | Method for measuring and computing forest stock volume parameter |
| CN203824548U (en) * | 2014-05-20 | 2014-09-10 | 泰安至诚公路工程监理咨询有限公司 | Bridge structure concrete surface observation area measuring instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443247A (en) * | 2018-12-03 | 2019-03-08 | 国家电网有限公司 | A kind of method and device of measurement iron tower of power transmission line rotation angle |
| CN109443247B (en) * | 2018-12-03 | 2023-10-13 | 国家电网有限公司 | Method and device for measuring rotation angle of transmission line iron tower |
| CN112378371A (en) * | 2020-12-07 | 2021-02-19 | 天津吉达尔重型机械科技股份有限公司 | Pull rod stress strain on-line monitoring device and system |
| CN113390339A (en) * | 2021-06-08 | 2021-09-14 | 国网河北省电力有限公司邱县供电分公司 | Line installation position detection device for power grid construction |
| CN113390339B (en) * | 2021-06-08 | 2022-05-06 | 国网河北省电力有限公司邱县供电分公司 | Line installation position detection device for power grid construction |
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