CN110929313B

CN110929313B - Method for designing and editing web plate in bridge member

Info

Publication number: CN110929313B
Application number: CN201910697562.9A
Authority: CN
Inventors: 胡郑州
Original assignee: Shanghai Gangtong Network Technology Co ltd
Current assignee: Shanghai Gangtong Network Technology Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2023-08-25
Anticipated expiration: 2039-07-25
Also published as: CN110929313A

Abstract

The invention discloses a method for designing and editing a web plate in a bridge member, which comprises the following steps: in the section editor, inputting web thickness, web thickness offset direction and web node coordinates (including circular arcs) to perform web drawing operation by command and mouse interaction, and repeating the operation to perform other web drawing operations; creating a variable parameter set along the length of a control line, and defining parameters through a command mechanism and mouse interaction, wherein the method comprises the following steps of 1, designating variable names; 2. designating a default value; 3. specifying interpolation modes between front and rear parameter function points; web node coordinates (X, Y, R) are expressed as a defined parametric combination expression, X, Y are node X, Y directional coordinates, respectively, and R is the radius or diameter of a circle or arc to which the nodes are connected; the top floor plan creates a web center control line, generates an In-Place editing mark (Edit-In-plane-Dim) for controlling the web center line, and updates a three-dimensional web information model In the component box.

Description

Method for designing and editing web plate in bridge member

Technical Field

The invention belongs to the technical field of web plate design in component design software in the fields of civil engineering, bridge engineering and the like, and particularly relates to a web plate design editing method in a bridge component.

Background

At present, a design web plate in component design software adopts a dialog box form, other files are imported into web plate center lines and other definition webs, and the defects of fixed form, singleness, difficult expansion, inflexible modification and the like of in-situ editing marks are overcome, so that the design of complex box component cross sections by designers is severely limited and hindered; in order to design any anisotropic component with a segmented, heightened and widened chamber, solve the limitations of the modes of fixing a web, simply leading in a web center line and the like defined by the traditional dialog box, and greatly improve the working efficiency, the invention provides a web design editing method in a bridge component.

Disclosure of Invention

The invention aims to provide a web design editing method in bridge components, which aims to solve the defects that the web design in the component design software provided in the background technology adopts a dialogue box form or other modes to input fixed parameters for web type definition, the cross section form is fixed, single, not easy to expand and not flexible to modify, and the like, and severely limit and prevent the designer from designing the working problems of arbitrary division of a box chamber in the cross section in a complex component or the change of the height of a web along the forward bridge direction.

Drawings

FIG. 1 is a flow chart of the present invention;

Detailed Description

The design of the cross section of the component is highly abstract, and the design and editing method of the web plate in the bridge component is invented. The method for designing and editing the web plate in the bridge member comprises the following steps:

step one: in the section editor, web drawing operation is carried out by inputting web thickness, web thickness offset direction and web node coordinates (including circular arcs) through command mechanism and mouse interaction, and other web drawing is carried out by repeating the operation.

Step two: creating a variable parameter set along the length of the control line, wherein each defined parameter is a function along the length of the control line, and parameter definition is carried out on a parameter editor viewport through command mechanism and mouse interaction, and the method is concretely as follows, 1. Designating a variable name; 2. designating a default value; 3. specifying interpolation modes between front and rear parameter function points; including but not limited to straight lines, parabolas, circular arcs, functions, spline curves, following the next, etc.; repeating the operation to define other parameters.

Step three: the web node coordinate parameter expression is defined, each node coordinate X, Y and radius R of the web are expressed as a defined parameter combination expression, in a view port of the section editor, a web attribute table is clicked by left click or web is double-clicked, and the web node coordinate X coordinate value, Y coordinate value, radius or diameter R value is modified to be a function expression of a parameter set defined in the step two, namely, the function expression is formed by utilizing the step two to define parameters according to any combination including mathematical four-rule operators, addition, subtraction, multiplication, division, power function, exponential function, logarithmic function, trigonometric function, inverse trigonometric function, constant function and the like.

Step four: respectively creating web center control lines on a component top plane layout diagram and a component bottom plane layout diagram, wherein 1, a small pile number control line is selected, 2, a large pile number control line is selected, 3, an offset line is selected, and the outermost edge line or the web line is selected, 4, a small pile number control line offset distance is input, 5, a large pile number control line offset distance is input, 6, a small pile number offset distance of the offset line is input, 7, a large pile number offset distance of the offset line is input, 8, a web stiffening rib or reinforcing steel bar or steel beam information model is input, and a web which is defined in an installation section can be designated; and generating an In-Place editing mark (edition-In-plane-Dim) for controlling the central line of the web, double-clicking the In-Place editing mark, modifying the mark value, and updating the geometric position of the central control line of the web and the three-dimensional web information model In the inner member of the member In a linkage way.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The method for designing and editing the web plate in the bridge member is characterized by comprising the following steps:

step one: in the section editor, inputting web thickness, web thickness offset direction and web node coordinates to perform one web drawing operation through command mechanism and mouse interaction, and repeating the operations to perform other web drawing operations;

step two: creating a variable parameter set along the length of the control line, wherein each defined parameter is a function along the length of the control line, and parameter definition is carried out on a parameter editor viewport through command mechanism and mouse interaction, and the method is concretely as follows, 1. Designating a variable name; 2. designating a default value; 3. specifying interpolation modes between front and rear parameter function points; including straight lines, parabolas, circular arcs, functions, spline curves and/or defined in the following manner; repeating the operation to define other parameters;

step three: defining a web node coordinate parameter expression, wherein each node coordinate X, Y and radius R of the web is expressed as a defined parameter combination expression, clicking a web attribute table or double clicking the web by a left button in a view port of a section editor, and modifying the function expression of a web node coordinate X coordinate value, a web node coordinate Y coordinate value and a radius or a diameter R value as parameter sets defined in the step two;

step four: creating web center control lines on a component top plane layout diagram and a component bottom plane layout diagram respectively, wherein 1, a small pile number control line is selected, 2, a large pile number control line is selected, 3, an offset line is selected, and the outermost edge line or the web line is selected, 4, a small pile number control line offset distance is input, 5, a large pile number control line offset distance is input, 6, a small pile number offset distance of the offset line is input, 7, a large pile number offset distance of the offset line is input, 8, a web stiffening rib or reinforcing steel bar or steel beam information model is input, or a web which is defined in an installation section is specified; and generating an in-situ editing mark of the web center control line, double-clicking the in-situ editing mark, and modifying the mark value, wherein the geometric position of the web center control line and the three-dimensional web information model in the member are updated in a linkage way.

2. The method of claim 1, wherein the web node coordinates are (X, Y, R), wherein X is a point X-direction coordinate, Y: for the point y-coordinate, R: the radius or diameter R of the connecting circle or circular arc of the point, if the point is not connected with the circle or circular arc, R is zero; r is defined in a mathematical sense as the radius or diameter of the arc or circle that the point connects.

3. The method of editing a web design in a bridge member according to claim 1, wherein in step four, a web center control line is created in a member top floor plan view and a bottom floor plan view, respectively, 1. A small pile number control line is selected, 2. A large pile number control line is selected, 3. A deflection line is selected, an outermost edge line or a web line is selected, 4. A small pile number control line offset distance is input, 5. A large pile number control line offset distance is input, 6. A deflection line small pile number offset distance is input, 7. A deflection line large pile number offset distance is input, 8. A web stiffening rib or a steel bar or steel beam information model is input, or a web defined in an installation section is specified; the steps 1 to 8 can be randomly ordered, in-situ editing marks of the web center control line are generated, double-click in-situ editing marks are carried out, marked values are modified, and the geometric positions of the web center control line and the three-dimensional web information model in the member are updated in a linkage manner.

4. The web design editing method in bridge components according to claim 1, wherein in step four, web center control lines are created in component top and bottom floor plan views respectively, including reading web center control line geometry data from dxf or dwg format files, the file format names being case-less, and generating in-place editing annotations of web center control lines, double clicking the in-place editing annotations, modifying annotation values, and the web center control line geometry positions and three-dimensional web information models in components in the components are updated in linkage therewith.

5. The web design editing method in bridge members according to claim 1, wherein in the fourth step, a mouse or keyboard command mechanism is used to interactively draw web center control lines in a member top floor plan view and a member bottom floor plan view respectively, and in-place editing marks of the web center control lines are generated, double-click is performed on the in-place editing marks, mark values are modified, and geometric positions of the web center control lines and a three-dimensional web information model in members in the members are updated in a linkage manner.

6. The web design editing method in bridge members according to claim 1, wherein in the first to fourth steps, web center control lines created in the member top floor plan view and the bottom floor plan view are respectively generated, in-place editing marks of the web center control lines are generated, in-place editing marks are double-clicked, mark values are modified, and geometric positions of the web center control lines and three-dimensional web information models in members in the members are updated in a linkage manner.

7. The web design editing method of bridge elements of claim 1, wherein in steps one to four, web center control line support includes movement, offset, shear, replication, deletion, elongation, drag, chamfer and fillet editing operations.

8. The method for editing a web design in a bridge member according to claim 1, wherein in the first to fourth steps, the method for editing a web design in a member comprises: web sections of specific shape are instantiated at different specific locations along the length of the control line.