CN113776497A

CN113776497A - Method, device and equipment for measuring cross spanning line in overhead transmission line

Info

Publication number: CN113776497A
Application number: CN202111176461.0A
Authority: CN
Inventors: 孔港港; 黄玉林; 李卫军; 吴雨; 刘龙飞; 王仕勋
Original assignee: Guangdong Kenuo Surveying Engineering Co ltd
Current assignee: Guangdong Kenuo Surveying Engineering Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-12-10

Abstract

The application relates to the technical field of measurement, in particular to a method, a device and equipment for measuring crossed lines in an overhead transmission line, which comprises the following steps: obtaining coordinates of a first corner point and a second corner point on the overhead transmission line through positioning equipment, and determining the position of the overhead transmission line according to the coordinates of the first corner point and the second corner point; coordinates of any two points on the crossed crossing line are obtained through surveying and mapping equipment, and the position of the crossed crossing line is determined; determining the position of a line traveling point according to the position of the overhead transmission line and the position of the crossed line; obtaining the position of a target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point; according to the positions of the line points and the target points, obtaining the steering wheel placing direction angles of the line points and the target points through the surveying and mapping equipment; and according to the steering wheel placing direction angle of the target point, obtaining the elevation of the cross spanning line corresponding to the position of the target point through the mapping equipment.

Description

Method, device and equipment for measuring cross spanning line in overhead transmission line

Technical Field

The present invention relates to the field of measurement technologies, and in particular, to a method, an apparatus, and a device for measuring a cross line in an overhead power transmission line.

Background

The measurement of the crossed crossing line is the key point in the measurement work of the overhead transmission line, and in order to ensure the safe and stable operation of the transmission line, the line acceptance must ensure that the distance between the crossed crossing point and the ground meets the requirements of regulations.

In the prior art, a method is to use any parallel line of a newly-built line as an X axis, establish a relative coordinate system, determine an offset distance of an observation point according to east coordinates measured by a total station, gradually adjust the angle of the total station to a required observation position to measure coordinates, ensure that a 180-degree dial setting direction of the total station is parallel to the advancing direction of the line, ensure that the whole section of a cross-over line can be observed, and gradually adjust a measurement angle to the required position according to a measurement result.

The other method is that the crossing position is judged according to a map, under the condition that at least two points on a crossing line are actually measured, intensive (free cutting) measurement is carried out on the crossing line, a large amount of data needs to be measured and solved, and the workload is large; the method has the problems of large positioning deviation and insufficient measurement range due to too small density, so that the method has the problems of poor feasibility, low measurement accuracy and poor detection result effectiveness.

Disclosure of Invention

Based on this, an object of the application is to provide a method, an apparatus and a device for measuring a cross spanning line in an overhead transmission line, which improve the feasibility, accuracy and detection result effectiveness of measuring the height of the cross spanning line and solve the problems of poor feasibility, low measurement accuracy and poor detection result effectiveness of the existing measuring method.

In a first aspect, an embodiment of the present application provides a method for measuring a crossing line in an overhead transmission line, including the following steps:

obtaining coordinates of a first corner point and a second corner point on the overhead transmission line through positioning equipment, and determining the position of the overhead transmission line according to the coordinates of the first corner point and the second corner point;

coordinates of any two points on the crossed crossing line are obtained through surveying and mapping equipment, and the position of the crossed crossing line is determined;

determining the position of a line row point according to the position of the overhead transmission line and the position of the cross spanning line, wherein the line row point is the intersection point of the cross spanning line and the overhead transmission line in the vertical direction;

obtaining the position of a target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point;

according to the positions of the line points and the target points, obtaining the steering wheel placing direction angles of the line points and the target points through the surveying and mapping equipment;

and according to the line row points and the steering wheel placing direction angles of the target points, the elevations of the cross spanning lines corresponding to the positions of the target points are obtained through the mapping equipment.

In a second aspect, an embodiment of the present application provides a measurement apparatus for a crossing line in an overhead transmission line, including:

the first acquisition module is used for acquiring coordinates of a first corner point and a second corner point on the overhead transmission line through positioning equipment and determining the position of the overhead transmission line according to the coordinates of the first corner point and the second corner point;

the second acquisition module is used for acquiring coordinates of any two points on the crossed line through the surveying and mapping equipment and determining the position of the crossed line;

a third obtaining module, configured to determine a position of a line travel point according to the position of the overhead transmission line and the position of the crossing line, where the line travel point is a crossing point of the crossing line and the overhead transmission line in a vertical direction;

the target point calculation module is used for obtaining the position of a target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point;

the disc placing direction angle calculating module is used for obtaining disc placing direction angles of the line row points and the target points through the mapping equipment according to the positions of the line row points and the target points;

and the elevation calculation module is used for obtaining the elevation of the cross spanning line corresponding to the position of the target point through the mapping equipment according to the line row point and the steering wheel placing direction angle of the target point.

In a third aspect, an embodiment of the present application provides an apparatus, including: a processor, a memory, and a computer program stored on the memory and executable on the processor; the computer program when executed by the processor implements the steps of the method of measurement of cross-over lines in an overhead transmission line according to the first aspect.

The application provides a method, a device and equipment for measuring a cross spanning line in an overhead transmission line, wherein the coordinates of a first corner point and a second corner point on the overhead transmission line are obtained through positioning equipment, and the position of the overhead transmission line is determined according to the coordinates of the first corner point and the second corner point; coordinates of any two points on the crossed crossing line are obtained through surveying and mapping equipment, and the position of the crossed crossing line is determined; determining the position of a line traveling point according to the position of the overhead transmission line and the position of the crossed line; obtaining the position of a target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point; according to the positions of the line points and the target points, obtaining the steering wheel placing direction angles of the line points and the target points through the surveying and mapping equipment; according to the line points and the steering angles of the target points, the elevation of the cross spanning line corresponding to the position of the target point is obtained through the surveying and mapping equipment, namely the elevation of the cross spanning line is obtained according to the line points, the sideline points and the windage yaw points, so that the feasibility, the accuracy and the detection result effectiveness of measuring the height of the cross spanning line are improved, and the problems of poor feasibility, low measurement accuracy and poor detection result effectiveness of the conventional measuring method are solved.

For a better understanding and practice, the present application is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic flowchart of a measurement method for a cross-over line in an overhead transmission line according to an embodiment of the present application;

fig. 2 is a schematic flowchart of a cross-over line measurement method S102 in an overhead transmission line according to an embodiment of the present application;

fig. 3 is a schematic flowchart of a cross-over line measurement method S104 in an overhead transmission line according to an embodiment of the present application;

fig. 4 is a schematic flowchart of a cross-over line measurement method S104 in an overhead transmission line according to another embodiment of the present application;

fig. 5 is a schematic flow chart of a measurement method for a cross-over line in an overhead transmission line according to another embodiment of the present application;

fig. 6 is a schematic flowchart of a cross-over line measurement method S105 in an overhead transmission line according to an embodiment of the present application;

fig. 7 is a schematic flowchart of a cross-over line measurement method S105 in an overhead transmission line according to another embodiment of the present application;

fig. 8 is a schematic structural diagram of a measurement apparatus for a cross-over line in an overhead transmission line according to an embodiment of the present application;

fig. 9 is a schematic structural diagram of an apparatus according to an embodiment of the present application.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. The word "if/if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

Referring to fig. 1, fig. 1 is a schematic flow chart of a measurement method for a cross-over line in an overhead transmission line according to an embodiment of the present application, where the method includes the following steps:

s101: and coordinates of a first corner point and a second corner point on the overhead transmission line are obtained through positioning equipment, and the position of the overhead transmission line is determined according to the coordinates of the first corner point and the second corner point.

The execution main body of the measurement method of the crossed crossing line in the overhead transmission line is measurement equipment (hereinafter referred to as measurement equipment) of the crossed crossing line in the overhead transmission line.

The positioning device is used for positioning a target position and obtaining the coordinates of the target position, and the positioning device may be a GPS (global positioning system) or an LBS (base station positioning system) or the like.

The first corner point is an included angle point of an included angle formed by the advancing direction of the overhead transmission line and the extension line direction of the original line; the second turning point is an included angle point which forms an included angle between the retreating direction of the overhead transmission line and the extension line direction of the original line.

In the embodiment of the application, the coordinates of the first corner point and the second corner point are obtained through a positioning device, a user inputs the coordinates of the first corner point and the second corner point into a measuring device through operating a touch screen, and the measuring device determines the position of the overhead transmission line according to the coordinates of the first corner point and the second corner point.

S102: coordinates of any two points on the crossed line are obtained through the mapping equipment, and the position of the crossed line is determined.

The surveying and mapping equipment is an instrument which is required by various aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like in the planning design, construction and operation management stages of engineering construction, and can be a total station, a distance meter, a theodolite and the like.

In the embodiment of the application, the surveying and mapping equipment is arranged at a preset surveying and mapping equipment placing point, coordinate measurement is carried out on any two points on the cross spanning line, the coordinates of any two points on the cross spanning line are obtained, and the position of the cross spanning line is determined according to the coordinates of any two points on the cross spanning line.

In an alternative embodiment, please refer to fig. 2, fig. 2 is a schematic flowchart of a method for measuring cross-over lines in an overhead power transmission line S102 according to an embodiment of the present application, including step S1021, which is as follows:

s1021: and obtaining the horizontal angle and the horizontal distance of the two points, calculating the plane coordinates of the two points, and determining the position of the overhead transmission line according to the plane coordinates of the two points.

The horizontal angle refers to an included angle of a direction line formed by the placing point of the surveying and mapping equipment and a direction point and an arbitrary point on a horizontal plane projection, wherein the direction point is a preset reference point.

The horizontal distance refers to the projection distance of the placing point of the mapping equipment and the arbitrary point on the horizontal plane.

In the embodiment of the application, the horizontal angle and the horizontal distance of any two points on the overhead transmission line are obtained through the mapping equipment, the horizontal angle and the horizontal distance of any two points are input to the measuring equipment, and the measuring equipment calculates the plane coordinates of the two points according to the horizontal angle and the horizontal distance of any two points to determine the position of the overhead transmission line.

S103: and determining the position of a line row point according to the position of the overhead transmission line and the position of the cross spanning line, wherein the line row point is the intersection point of the cross spanning line and the overhead transmission line on a plane projection.

In an embodiment of the application, the measurement device obtains an intersection point of the crossing line and the overhead transmission line in a vertical direction according to positions of the crossing line and the overhead transmission line, and determines the intersection point as the line-row point.

In an alternative embodiment, the measuring device acquires the plane coordinates of the line points at the laying points of the surveying device by the surveying device.

S104: and obtaining the position of the target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point.

The target point includes one or more of an edge point and a windage point.

In the embodiment of the application, the measuring equipment obtains the positions of the sideline point and the windage yaw point on the crossed crossing line according to the position of the line point and the corresponding set distance of the target point. The sideline point is a reference point arranged on the cross spanning line according to the line row point and the sideline arrangement distance; the windage yaw point is a reference point set on the crossing line according to the line row point and the windage yaw setting distance.

In an optional embodiment, please refer to fig. 3, where fig. 3 is a schematic flowchart of a method for measuring cross lines in an overhead power transmission line S104 according to an embodiment of the present application, and the method includes step S1041, which is as follows:

s1041: obtaining the position of the sideline point according to the position of the linewise point and a preset sideline setting distance; wherein the edge points comprise a left edge point and a right edge point.

The sideline arrangement distance refers to the distance between the conductor on the outermost side of the overhead transmission line and the central line of the overhead transmission line; the sideline setting distance is determined according to the grade of the overhead transmission line in the design specification and the distance between line towers constructing the overhead transmission line.

In an embodiment of the application, a sideline setting distance is preset in the measuring device, and after the measuring device obtains the position of the line point, the left sideline point and the right sideline point can be set on the cross spanning line according to the sideline setting distance and the line point.

In an alternative embodiment, referring to fig. 4, fig. 4 is a schematic flow chart of a method S104 for measuring a cross-over line in an overhead power transmission line according to another embodiment of the present application, which further includes step S1042, specifically as follows:

s1042: obtaining the position of the windage yaw point according to the position of the line row point and a preset windage yaw setting distance; wherein the windage yaw point comprises a left windage yaw point and a right windage yaw point.

The windage yaw setting distance refers to a distance that the overhead transmission line is blown by strong wind and a lead of the overhead transmission line swings; the windage yaw is determined according to the grade of the overhead transmission line in the design specification and the distance between line towers constructing the overhead transmission line.

In the embodiment of the application, a windage yaw setting distance is preset in the measuring equipment, and after the measuring equipment acquires the position of a windage yaw point, the left windage yaw point and the right windage yaw point are set on the cross crossing line according to the windage yaw setting distance and the windage yaw point.

S105: and obtaining the steering wheel placing direction angles of the line row points and the target points through the mapping equipment according to the positions of the line row points and the target points.

The steering wheel placing direction angle refers to a horizontal included angle between a north-pointing direction line of a specified position point and a target direction line along a clockwise direction.

In an embodiment of the application, the measuring device obtains coordinates of the line point and the target point through the mapping device according to the positions of the line point and the target point, and obtains a steering angle of the disc according to the coordinates of the line point and the target point.

In an alternative embodiment, in order to obtain a more accurate steering angle, before performing step S105, step S107 is further performed, please refer to fig. 5, where fig. 5 is a schematic flowchart of a method for measuring a cross-over line in an overhead power transmission line according to another embodiment of the present application, where step S107 is specifically as follows:

s107: and obtaining the plane coordinates of the swinging station and the preset direction point of the mapping equipment, and determining a steering line of the steering wheel.

The placing point is a plane coordinate placed when the surveying and mapping equipment measures the coordinate point.

The direction point is a set reference point, the steering wheel placing direction line is a straight line where a connecting line of a plane coordinate of a swinging station of the surveying and mapping equipment and a plane coordinate of the direction point is located, and the direction of the straight line is used as an initial direction.

In the embodiment of the application, the plane coordinates of the surveying and mapping swinging station and the direction point are measured through a Global Positioning System (GPS), the plane coordinates of the swinging station and the direction point of the surveying and mapping device are input to the measuring device, the measuring device determines the placing point and the plane coordinates of the direction point according to the plane coordinates of the swinging station and the direction point of the surveying and mapping device, determines the steering wheel placing line, defines the steering wheel placing line as 0 degree, and serves as a north-pointing direction line.

In an alternative embodiment, in order to obtain a more accurate steering angle, please refer to fig. 6, where fig. 6 is a schematic flowchart of a method for measuring cross lines in an overhead power transmission line S105 according to an embodiment of the present application, including step S1051, which is as follows:

s1051: through surveying and mapping equipment obtains the plane coordinate of left sideline point and right sideline point, according to the plane coordinate of left sideline point, right sideline point, and put a set of steering wheel line, obtain the steering wheel angle of putting of left sideline point and right sideline point.

In an embodiment of the application, obtaining, by a mapping device, plane coordinates of the left edge line point and the right edge line point; and obtaining a target direction line related to the left side line point according to the plane coordinate of the left side line point and the plane coordinate of the placing point of the mapping equipment, and obtaining a disk placing direction angle of the left side line point according to the target direction line and the disk placing direction line.

And obtaining a target direction line related to the right sideline point according to the plane coordinate of the right sideline point and the plane coordinate of the placing point of the mapping equipment, and obtaining a disk placing steering angle of the right sideline point according to the target direction line and the disk placing steering line.

In an alternative embodiment, in order to obtain a more accurate steering angle, please refer to fig. 7, and fig. 7 is a schematic flowchart of a method for measuring cross lines in an overhead power transmission line S105 according to another embodiment of the present application, including step S1052, which is as follows:

s1052: and obtaining the disc placing direction angle of the left windage yaw point and the right windage yaw point according to the plane coordinates of the left windage yaw point and the right windage yaw point and the disc placing direction line.

In an embodiment of the application, obtaining, by a mapping device, plane coordinates of the left windage yaw point and the right windage yaw point; and obtaining a target direction line related to the left windage yaw point according to the plane coordinate of the left windage yaw point and the plane coordinate of the placing point of the mapping equipment, and obtaining a disk placing direction angle of the left sideline point according to the target direction line and the disk placing direction line.

And obtaining a target direction line related to the right windage yaw point according to the plane coordinate of the right windage yaw point and the plane coordinate of the placing point of the mapping equipment, and obtaining a disk placing direction angle of the right windage yaw point according to the target direction line and the disk placing direction line.

And taking the target point as a reference point, obtaining a steering wheel placing direction line corresponding to the target point according to the plane coordinate of the target point and the plane coordinate of the placing point of the mapping equipment, setting the steering wheel placing direction line as a north-pointing direction line, and obtaining a steering wheel placing direction angle of the target point, so that the accurate acquisition of the steering wheel placing direction angle of the target point is realized.

S106: and according to the line row points and the steering wheel placing direction angles of the target points, the elevations of the cross spanning lines corresponding to the positions of the target points are obtained through the mapping equipment.

The elevation refers to the height from the ground of the line row point or the target point position on the cross spanning line.

Specifically, the line row points and the target points are set with the disc-placing direction angles taking the disc-placing direction lines as north-pointing direction lines, and the measuring equipment takes the disc-placing direction angles of the line row points and the target points as disc-placing angles corresponding to the line row points and the target points; the disc placing angle refers to a driving disc angle arranged on the mapping equipment; specifically, the tray placement angle refers to a dial angle on a total station, and according to the tray placement angle, the elevation of the cross spanning line corresponding to the line travel point and the target point position is obtained.

In the embodiment of the application, the elevation of the cross spanning line is obtained in a plurality of ways by obtaining the steering wheel placing direction angles of the line row point, the left line point, the right line point, the left windage yaw point and the right windage yaw as the corresponding steering wheel placing angles and obtaining the elevation of the corresponding cross spanning line according to the steering wheel placing angles, so that the feasibility, the accuracy and the detection result effectiveness of measuring the elevation of the cross spanning line are improved.

Referring to fig. 8, fig. 8 is a schematic structural diagram of a measurement apparatus for a cross-over line in an overhead transmission line according to an embodiment of the present application, where the apparatus may be implemented by software, hardware, or a combination of the two, and the apparatus 8 includes:

the first obtaining module 81 is configured to obtain coordinates of a first corner point and a second corner point on the overhead transmission line through a positioning device, and determine the position of the overhead transmission line according to the coordinates of the first corner point and the second corner point;

the second obtaining module 82 is configured to obtain coordinates of any two points on the crossing line through the surveying and mapping device, and determine a position of the crossing line;

a third obtaining module 83, configured to determine a position of a line travel point according to the position of the overhead transmission line and the position of the crossing line, where the line travel point is a crossing point of the crossing line and the overhead transmission line in a vertical direction;

a target point calculating module 84, configured to obtain a position of a target point on the cross-over line according to the position of the line point and a corresponding set distance of the target point;

a steering wheel placing direction angle calculating module 85, configured to obtain, by the mapping device, a steering wheel placing direction angle of the line row point and the target point according to the positions of the line row point and the target point;

and the elevation calculation module 86 is configured to obtain, through the mapping device, an elevation of the cross-over route corresponding to the position of the target point according to the line and row points and the steering wheel placing direction angle of the target point.

According to the measurement device for the crossed crossing line in the overhead transmission line, coordinates of a first corner point and coordinates of a second corner point on the overhead transmission line are obtained through positioning equipment according to a first obtaining module, and the position of the overhead transmission line is determined according to the coordinates of the first corner point and the second corner point according to a second obtaining module; according to a third acquisition module, coordinates of any two points on the crossed line are acquired through surveying and mapping equipment, and the position of the crossed line is determined; determining the position of a line traveling point according to the position of the overhead transmission line and the position of the crossed line through a target point calculation module; obtaining the position of a target point on the cross spanning line according to the position of the line row point and the corresponding set distance of the target point; obtaining the steering wheel placing direction angles of the line row points and the target points through the mapping equipment according to the positions of the line row points and the target points through a direction angle calculation module; and obtaining the elevation of the cross spanning line corresponding to the position of the target point through the mapping equipment according to the line row point and the steering wheel placing direction angle of the target point through an elevation calculation module. The elevation of the cross spanning line is obtained according to the line travel point, the sideline point and the windage yaw point, so that the feasibility and the accuracy of measuring the elevation of the cross spanning line and the effectiveness of detection results are improved, and the problems of poor feasibility, low measurement accuracy and poor effectiveness of detection results of the conventional measuring method are solved.

Referring to fig. 9, fig. 9 is a schematic structural diagram of an apparatus according to an embodiment of the present application, where the apparatus 9 includes: a processor 91, a memory 92, and a computer program 93 stored on the memory 92 and executable on the processor 91; the computer device may store a plurality of instructions, where the instructions are suitable for being loaded by the processor 91 and executing the method steps in the embodiments shown in fig. 1 to 7, and a specific execution process may refer to specific descriptions of the embodiments shown in fig. 1 to 7, which are not described herein again.

Processor 91 may include one or more processing cores, among others. The processor 91 is connected to various parts in the server by various interfaces and lines, and by operating or executing instructions, programs, code sets or instruction sets stored in the memory 92 and calling up data in the memory 92, various functions and Processing data of the measurement device 7 for crossing lines in the overhead transmission line, and optionally, the processor 91 may be implemented in at least one hardware form of Digital Signal Processing (DSP), Field-Programmable Gate Array (FPGA), Programmable Logic Array (PLA). The processor 91 may integrate one or a combination of a Central Processing Unit (CPU) 91, a Graphics Processing Unit (GPU) 91, a modem, and the like. Wherein, the CPU mainly processes an operating system, a user interface, an application program and the like; the GPU is used for rendering and drawing contents required to be displayed by the touch display screen; the modem is used to handle wireless communications. It is understood that the modem may not be integrated into the processor 91, but may be implemented by a single chip.

The Memory 92 may include a Random Access Memory (RAM) 92 or a Read-Only Memory (Read-Only Memory) 92. Optionally, the memory 92 includes a non-transitory computer-readable medium. The memory 92 may be used to store instructions, programs, code, sets of codes, or sets of instructions. The memory 92 may include a program storage area and a data storage area, wherein the program storage area may store instructions for implementing an operating system, instructions for at least one function (such as touch instructions, etc.), instructions for implementing the various method embodiments described above, and the like; the storage data area may store data and the like referred to in the above respective method embodiments. The memory 92 may alternatively be at least one memory device located remotely from the processor 91.

It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.

Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.

In the embodiments provided in the present application, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other ways. For example, the above-described embodiments of the apparatus/terminal device are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow in the method of the embodiments described above can be realized by a computer program, which can be stored in a computer-readable storage medium and can realize the steps of the embodiments of the methods described above when the computer program is executed by a processor. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc.

The present application is not limited to the above-described embodiments, and various changes and modifications to the present application are intended to be included within the scope of the claims and the equivalent technology of the present application if they do not depart from the spirit and scope of the present application.

Claims

1. A measurement method for cross spanning lines in an overhead transmission line is characterized by comprising the following steps:

2. The method for measuring the crossed line in the overhead transmission line according to claim 1, wherein the step of determining the position of the crossed line by obtaining the coordinates of any two points on the crossed line through a mapping device comprises the steps of:

and obtaining the horizontal angle and the horizontal distance of the two points, calculating the plane coordinates of the two points, and determining the position of the crossed line according to the plane coordinates of the two points.

3. The method for measuring the crossed spanning line in the overhead transmission line according to claim 1, characterized in that: the target point includes one or more of an edge point and a windage point.

4. The method according to claim 3, wherein the step of obtaining the position of the target point on the crossing line according to the position of the line row point and the corresponding target point setting distance comprises the steps of:

obtaining the position of the sideline point according to the position of the linewise point and a preset sideline setting distance; wherein the edge points comprise a left edge point and a right edge point.

5. The method according to claim 3, wherein the step of obtaining the position of the target point on the crossing line according to the position of the line row point and the corresponding target point setting distance comprises the steps of:

obtaining the position of the windage yaw point according to the position of the line row point and a preset windage yaw setting distance; wherein the windage yaw point comprises a left windage yaw point and a right windage yaw point.

6. The method for measuring the crossing line in the overhead transmission line according to claim 4 or 5, wherein before the surveying and mapping device obtains the steering angle of the line row point and the target point according to the positions of the line row point and the target point, the method comprises the following steps:

and obtaining the plane coordinates of the swinging station and the preset direction point of the mapping equipment, and determining a steering line of the steering wheel.

7. The method according to claim 6, wherein the step of obtaining the steering angles of the line row points and the target points by the mapping device according to the positions of the line row points and the target points comprises:

obtaining plane coordinates of the left sideline point and the right sideline point through the mapping equipment; and obtaining the steering wheel placing direction angles of the left side line point and the right side line point according to the plane coordinates of the left side line point and the right side line point and the steering wheel placing direction line.

8. The method according to claim 6, wherein the step of obtaining the steering angles of the line row points and the target points by the mapping device according to the positions of the line row points and the target points comprises:

obtaining plane coordinates of a left windage yaw point and a right windage yaw point through the surveying and mapping equipment; and obtaining the steering wheel placing direction angles of the left windage yaw point and the right windage yaw point according to the plane coordinates of the left windage yaw point and the right windage yaw point and the steering wheel placing direction line.

9. A measurement device for crossing over a line in an overhead transmission line, comprising:

10. A measurement device for crossing a line in an overhead transmission line, comprising: a processor, a memory, and a computer program stored on the memory and executable on the processor; the computer program when executed by the processor implements the steps of a method of measurement of cross-over lines in an overhead transmission line according to any of claims 1 to 8.