CN103020388A - Method for making section boards in river model tests - Google Patents
Method for making section boards in river model tests Download PDFInfo
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- CN103020388A CN103020388A CN201210587407XA CN201210587407A CN103020388A CN 103020388 A CN103020388 A CN 103020388A CN 201210587407X A CN201210587407X A CN 201210587407XA CN 201210587407 A CN201210587407 A CN 201210587407A CN 103020388 A CN103020388 A CN 103020388A
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Abstract
The invention provides a method for making section boards in river model tests. The method comprises the steps as follows: drawing curve scripts; drawing the scripts by control points; marking the scripts by texts; running the scripts in an AutoCAD (Auto Computer Aided Design); drawing a plurality of the section boards and adjusting the positions; and making the section boards. According to the invention, the predetermined section shapes are recorded in a text form and drawn in a script form in the AutoCAD, so that the method can be very easily mastered by general engineering technicians without complex programming; the practical situations of general drawing printers and mould-making veneers are fully considered in the process of drawing the section boards, so that the method is stronger in practicality and lower in cost; and the method is simple in technical principle and easy to operate, saves a large amount of manpower and material resources, greatly improves the efficiency of making the section boards, avoids errors caused by manual drawing of section data, and is worthy of popularization and application in a large amount of the river model tests in the future.
Description
Technical field
The present invention relates to a kind of river model test sectional board method for making, belong to the river model test technical field.
Background technology
River model test is the similarity rules according to current, sediment movement, and the prototype river course is dwindled by certain guide, and playback current, sediment movement in the laboratory realize the simulation to the river course.
River model is the general control of section method that adopts when making, at first determine simulation context, it is model boundary, then in river topography figure, delimit the required control section of analogue formation according to the river course tendency, control section must be able to reflect that the general morphology in river course changes and river channel cross section local deformation, general and the streamflow direction is perpendicular, as shown in Figure 1.Control section is a face perpendicular with surface level, and this face and river course bed surface intersect the line that forms, and as shown in Figure 2, are the river bed cross section curve.The river bed cross section curve can be formed by connecting by several points on it, and as shown in Figure 2, the position of each point can be determined by start point distance (this is to the distance of model abutment wall) and river course bed elevation.Start point distance in the river course prototype and elevation are dwindled by the guide that designs a model, be model and need yardstick.
Generally be that the sectional board of each control section is made in advance, each sectional board must be placed by its planimetric position and elevation during molding that part can be made by two ends control section plate between each sectional board in river model test.Sectional board is that the point on the effluent bed sectional curve is formed by connecting, and each sectional board can be comprised of the data of a plurality of points, and the data of each point comprise start point distance and elevation.
It is first each profile data to be extracted that existing river model section is made, and then manually draws in wooden plywood according to start point distance and the elevation of each section.Usually must draw a consult straight line at scale board first during artificial the drafting, rectilinear direction is the start point distance direction, with the distance of this straight line be the elevation direction, first measure start point distance at straight line and determine the position of section point on straight line, draw at that point again the vertical line of this straight line, measure a little elevation at vertical line.The definite of each point all need be measured start point distance, draws vertical line and be measured two steps of elevation.General wooden plywood is that 1.2m is wide, 2.4m long, for effectively utilizing the area of scale board, the position of different section plate on scale board is different, therefore the consult straight line of each sectional board also must be drawn separately, the model sectional board is drawn needs two staff to cooperate drafting, also need check after having drawn, workload is huge.
If with a complete set of sectional board data input numerically-controlled machine, system is surface trimming model sectional board as requested, and can adopt certain sort algorithm, makes on the template and can process sectional board as much as possible, saves the scale board usage quantity.This technology is that the river model sectional board is automatically made, but this complete equipment list cover price surpasses 1,000,000 Renminbi, and has higher maintenance cost.
Summary of the invention
The present invention is large for the workload that solves the drafting that exists in the existing river model test sectional board manufacturing technology and check, specialized equipment cost and the higher problem of maintenance cost, and then a kind of river model test sectional board method for making is provided.For this reason, the invention provides following technical scheme:
A kind of river model test sectional board method for making comprises:
Draw the script that comprises 17 row several rows according to predetermined section configuration, wherein A classifies section number as, B classifies the start point distance in prototype river course as, C classifies the elevation in prototype river course as, D classifies the poor of each point height of section and this section lowest elevation as, the E section of classifying as panel start point distance, F classifies the drafting start point distance as, and G classifies the sectional board elevation as, and H classifies sectional board as and draws elevation, I classifies the boost line elevation as, J classifies the label character elevation as, and K classifies fragment number as, the L section of classifying as panel start point distance, M classifies the first comma row as, N classifies sectional board as and draws elevation, and O classifies the sectional board start point distance as, and P classifies the second comma row as, Q classifies boost line as and draws row, and every delegation content is the corresponding data in prototype river course;
Increase by five row contents in described comprising in 17 scripts that are listed as, wherein R classifies the text of input " point " as, S classifies the text in input space as, T classifies the sectional board start point distance as, U classifies the 3rd comma row as, V classifies sectional board as and draws elevation, and the content that will comprise the scripts of 22 row pastes in the word document;
Increase by 17 row contents in described comprising in 22 scripts that are listed as, wherein X classifies the text of input " text " as, Y classifies the space as originally, Z classifies the sectional board start point distance as, AA classifies the 4th comma row as, AB classifies the label character elevation as, AC classifies the space as, and AD classifies mark literal height as, and AE classifies the space as, AF classifies the literal anglec of rotation as, AG classifies the space as, and AH classifies section number as, and AI classifies list separator as, AJ classifies fragment number as, with the row of the K among Fig. 3, AK classifies list separator as, and AL classifies the sectional board start point distance as, AM classifies list separator as, AN classifies the prototype elevation as, according to above-mentioned data, utilizes the replacement function of the word processors such as MicroSoft Word, spanned file expansion " .scr " by name can be drawn section line simultaneously, the control of section point, the AutoCAD script file of section labeled data;
A newly-built graphic file in AutoCAD is inputted " stript " and is opened the described scripts that comprise 39 row, thereby predetermined section configuration is plotted among the AutoCAD in order line.
The present invention adopts with the recording scheduled section configuration of the form of text, and draws in AutoCAD with the form of script, need not carry out complicated programmed process, and general engineering technology personnel all can grasp easily; In sectional board is drawn, take into full account the actual conditions of generally publish picture printer and molding wooden plywood, had stronger practicality and lower cost; The technology of the present invention principle is simple, and easy operating can be saved a large amount of manpower and materials, is worth applying in a large amount of from now on river model tests.
Description of drawings
Fig. 1 is model cross sectional plane synoptic diagram of the prior art;
Fig. 2 is molding section diagrammatic cross-section of the prior art;
Fig. 3 is the schematic flow sheet of the river model test sectional board method for making that provides of the embodiment of the invention
Fig. 4 is the synoptic diagram of the sectional board data Excel form that provides of the embodiment of the invention;
Fig. 5 is the synoptic diagram of the Drawing of Curve Excel form that provides of the embodiment of the invention;
Fig. 6 is the synoptic diagram of the Drawing of Curve script editor Word form that provides of the embodiment of the invention;
Fig. 7 is the synoptic diagram of the Drawing of Curve script editor Word form after the replacement that provides of the embodiment of the invention;
Fig. 8 is the synoptic diagram of the reference mark drawing data Excel form that provides of the embodiment of the invention;
Fig. 9 is the synoptic diagram of the text formatting of the point-rendering script that provides of the embodiment of the invention;
Figure 10 is the synoptic diagram of the text marking script data Excel form that provides of the embodiment of the invention.
Embodiment
Below in conjunction with the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
The specific embodiment of the present invention provides a kind of river model test sectional board method for making, as shown in Figure 3, comprising:
Concrete, from predetermined section configuration image data, be depicted as comprise 17 row several rows (generally greater than 40 row) script as shown in Figure 4, A classifies section number as, B classifies the start point distance in prototype river course as, C classifies the elevation in prototype river course as.Sectional board is actually the relative altitude of drawing this sectional board, should comprise minimum point and the peak of this section, therefore should calculate first the poor of each point height of section and this section lowest elevation, i.e. the row of D among Fig. 4.The plane guide of this model and vertical guide all are 80, and namely according to 1: 80 ratio analogue formation, E, G row are respectively model start point distance and modeling rendering elevation, and wherein E 1/80, the G that classifies the prototype start point distance as classifies 1/80 of D row as.According to E row model section start point distance, start point distance surpasses the segmentation of answering of 240cm, i.e. the 27th line space row among Fig. 4, and this is about to this section and is divided into two parts.Sectional board should have the coincidence section up and down during drafting, so first's afterbody should be consistent with the second portion stem, and namely the 26th row is identical with all data of 28 row among Fig. 4.The sectional board segmentation represents that by the K row model section fragment number among Fig. 4 wherein the 2nd～26 behavior is the 1st section, is the 2nd section after 27 row, and wherein the 2nd section sectional board is drawn start point distance, i.e. the F column weight meter of newly starting from scratch.
The required reality of molding is the river cross-section line that is comprised of start point distance and elevation, the i.e. edge of sectional board.But sectional board should have certain height, and present embodiment interrupts panel height, and the width when namely place on the sectional board plane is set as 8cm, i.e. the boost line of the row of the I among Fig. 4, and its data are that model measuring height of section G columns value deducts 8cm.
At section, actual need check the reference mark on each section when placing section, therefore need on sectional board each reference mark and start point distance thereof, elevation information are marked.J row among Fig. 4 are the mark point height, are positioned at 1cm place, each point bottom.When sectional board more, and each measuring height of section is close, easily overlapping when then drawing, therefore in Fig. 4, increase H and classify sectional board drafting elevation as, each several part all increases a relative height when drawing for sectional board, press section number and sectional board width and set, present embodiment is the 1st section, draws elevation and equates with the sectional board elevation.
The sectional board that calculates from Fig. 4 is drawn start point distance F row and is drawn elevation H row, draws by the fragment number of K row mark during drafting, and the same fragment number of same section is drawn simultaneously.
On script basis shown in Figure 4, increase by six row contents, obtain script as shown in Figure 5.Wherein L classifies the numerical value that modeling rendering start point distance F row are scaled to mm as, and N classifies as and draws the numerical value that elevation H row are scaled to mm, and O, Q row are respectively the boost line drawing data, and being converted by F row and I row respectively obtains.Utilize " line " order among the AutoCAD to draw, increase M row in the middle of L row and the N row according to this order is required in Fig. 5, its value is ", ", and the P row are similar.
A newly-built Word file, affix to respectively the L2:N26 among Fig. 5, L2:Q2, four zones of L26:Q26, O2:Q26 (four zones are respectively control of section line, control of section line and boost line stem line, afterbody line and boost line) in this document, should select " PASTE SPECIAL " during stickup, select " unformatted text ", the result as shown in Figure 6.
Before data, input:
“-layernd001_01
S”
The effect of this section character is the figure layer that generates " d001_01 " by name in the AutoCAD figure, and should scheme layer and be set to current layer, and this institute's shape of drawing all in " d001_01 " schemes layer, is convenient to back adjustment.Each partial data front adds delegation, input " line ", and 4 numbers of the 2nd, 3 partial datas are added carriage return be divided into two row, as shown in Figure 7.
As shown in Figure 5, by Excel paste into behind the Word simultaneously automatic adhesion a large amount of Tab empty, utilize the Word replacement function that it is deleted: in Word, to press " Ctrl+h ", access the Find and Replace dialog box, input " ^t " in searching content is not inputted any content, as shown in Figure 6 in replacing frame, then click " all replacing ", become as shown in Figure 7.
The newly-built file of notepad that carries with Windows, Word file all the elements among Fig. 7 are pasted into the notepad file, click notepad " file "-" preservation ", preserve type selecting " All Files ", and the key entry filename, file suffixes is " .scr ", this routine File called after " d001_01.scr ", then choose file, click and preserve.
Concrete, it is that each point on the sectional curve is directly drawn that the reference mark is drawn real.Set up content as shown in Figure 8 in the Excel file: row R is text, unified input " point ", and S classifies text as, input " space ", T classifies the modeling rendering start point distance as, and U classifies text as, input ", ", V classifies the drafting elevation as.R2:V26 area data among Fig. 8 is affixed to the Word file, adopt equally text formatting to paste; Be divided into 2 replacements, replace for the first time ditto, any content is not inputted in input " ^t " in replacing with in searching content; Replace for the second time input " space " in searching content, space of input in replacing with frame, that is: " ", the result after replacement is finished is as shown in Figure 9.Script file " d001_01.scr " rear portion of again the text paste List among Fig. 9 extremely having been preserved.
Concrete, the function of label character script is successively marking model section number, fragment number, model start point distance, prototype elevation under each reference mark, in the Excel file as shown in figure 10.The description of contents of each row is as follows: X classifies text as, unified input " text "; Y classifies " space " as; Z classifies the sectional board start point distance as; AA classifies ", " as; AB classifies the label character elevation as.This routine Chinese word mark elevation is positioned at 1cm under the reference mark; AC classifies " space " as; AD tabulation indicating explanatory notes word height, the mm of unit in this example, numerical value is made as " 5 "; AE is " space "; The AF tabulation shows that the literal anglec of rotation, present embodiment are made as " 0 "; AG is " space "; AH is section number, is listed as with the A among Fig. 4; AI classifies list separator "-" as; AJ classifies fragment number as, is listed as with the K among Fig. 4; AK classifies list separator "-" as; AL classifies the sectional board start point distance as, is listed as with the E among Fig. 4; AM classifies list separator "-" as; AN classifies the prototype elevation as, is listed as with the C among Fig. 4.
Wherein, the AutoCAD script file is text, and expansion " .scr " by name can create script file with text editor.Similar to the above, X2:AN26 area data among Figure 10 is affixed to the Word file, and carry out twice replacement as preamble successively, obtain text mark script text, then this section text is copied being added in the opened text in front " d001_01.scr ", and preserve.
Concrete, open AutoCAD software, a newly-built graphic file, key in order line: " script " and carriage return, " selection script file " dialog box appears, in this dialog box, select " d001_01.scr " file that above creates.Click " opening ", then in AutoCAD, draw out control of section line, reference mark, and each reference mark is marked.Successively input " zoom " carriage return in order line, " e " carriage return namely demonstrates the overall picture of this sectional board.
Input " ddptype " accesses " some pattern " dialog box in order line, and the some size is set to 5, selects " size being set by absolute unit ", clicks and determines.
Concrete, by the method that step 1 is made script file to the described method of step 4, the second segment sectional board is drawn the figure layer new with.
Because the model sectional board needs drawing is sticked in the wooden plywood when making, used wide-format printer breadth width is generally 1m when using AutoCAD to publish picture, and length is not limit; But wooden plywood's specification is generally long 2.4m, wide 1.2m, so sectional board is the longest should not surpass 2.4m.According to above restriction, the drafting scope of each sectional board should be long 2.4m, wide 1m.The wide 8cm that is made as of sectional board, length is pressed the section length setting, then needs segmentation to draw but surpass 2.4m such as certain section overall length.
For with the size restrictions of sectional board at long 2.4m, in the scope of wide 1.2m, can in AutoCAD, draw longly by 2400, wide 1000 rectangle, rectangle frame can be used as adjusts the reference position, sectional board should be drawn within this rectangle frame.The sectional board position is adjusted, because the different section plate is in different figure layers, can be selected whole sectional board by the quick selection tool that AutoCAD carries.Can carry out to whole sectional board the operations such as translation, rotation during adjustment.
Concrete, will in AutoCAD, predetermined section configuration draught machine be published picture every long 2.4m of figure in ratio printing in 1: 1, wide 1m, every figure is corresponding with a wooden plywood, and drawing is sticked on the scale board, press the cutting of control of section line and boost line, finish sectional board and make.
The technical scheme that adopts this embodiment to provide by adopting with the recording scheduled section configuration of the form of text, and is drawn in AutoCAD with the form of script, need not carry out complicated programmed process, and general engineering technology personnel all can grasp easily; In sectional board is drawn, take into full account the actual conditions of generally publish picture printer and molding wooden plywood, had stronger practicality and lower cost; The technology of the present invention principle is simple, and easy operating can be saved a large amount of manpower and materials, is worth applying in a large amount of from now on river model tests.
Traditional Man is drawn sectional board and is taken time and effort, and workload is huge, and needs drafting person to possess certain experience.Two people cooperate the wide sectional board of long 2.4m of 1.2m of drafting generally to need 0.5 working day, and the sectional board quantity that general river model test need be drawn is that 30-50 opens, and the sectional board drawing extremely takes time and effort.The technology of the present invention is to draw sectional board in computing machine, and workload is mainly processed at profile data, i.e. tables of data among Fig. 4.The tables of data of practical operation in Fig. 4 is in case generate, can automatically generate by direct replacement section number, start point distance and altitude figures the script file of other sections, draw on computers a long 1m, the sectional board actual operating time of wide 2.4m is no more than 10 minutes, greatly saved the time, and the error of effectively having avoided artificial drafting sectional board to be prone to.When same model need to be made the second cover sectional board, conventional art needed again labor intensive to draw, and the AutoCAD sectional board figure that present technique is produced can directly be printed use, need not again to draw, and has greatly saved human cost.Though present technique has increased printing drawing cost, this departmental cost is much smaller than the required personnel cost of artificial drafting sectional board.It is that all river model tests all must be carried out that the model sectional board is made, and the technology of the present invention principle is simple, and easy operating can be saved a large amount of manpower and materials, is worth applying in a large amount of from now on river model tests.
The above; only be the better embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the embodiment of the invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (3)
1. a river model test sectional board method for making is characterized in that, comprising:
Draw the script that comprises 17 row several rows according to predetermined section configuration, wherein A classifies section number as, B classifies the start point distance in prototype river course as, C classifies the elevation in prototype river course as, D classifies the poor of each point height of section and this section lowest elevation as, the E section of classifying as panel start point distance, F classifies the drafting start point distance as, and G classifies the sectional board elevation as, and H classifies sectional board as and draws elevation, I classifies the boost line elevation as, J classifies the label character elevation as, and K classifies fragment number as, the L section of classifying as panel start point distance, M classifies the first comma row as, N classifies sectional board as and draws elevation, and O classifies the sectional board start point distance as, and P classifies the second comma row as, Q classifies boost line as and draws row, and every delegation content is the corresponding data in prototype river course;
Increase by five row contents in described comprising in 17 scripts that are listed as, wherein R classifies the text of input " point " as, S classifies the text in input space as, T classifies the sectional board start point distance as, U classifies the 3rd comma row as, V classifies sectional board as and draws elevation, and the content that will comprise the scripts of 22 row pastes in the word document;
Increase by 17 row contents in described comprising in 22 scripts that are listed as, wherein X classifies the text of input " text " as, Y classifies the space as originally, and Z classifies the sectional board start point distance as, and AA classifies the 4th comma row as, AB classifies the label character elevation as, AC classifies the space as, and AD classifies mark literal height as, and AE classifies the space as, AF classifies the literal anglec of rotation as, AG classifies the space as, and AH classifies section number as, and AI classifies list separator as, AJ classifies fragment number as, with the row of the K among Fig. 3, AK classifies list separator as, and AL classifies the sectional board start point distance as, AM classifies list separator as, and AN classifies the prototype elevation as.According to above-mentioned data, utilize the replacement function of the word processor such as MicroSoft Word, spanned file expansion " .scr " by name can be drawn the AutoCAD script file of section line, control of section point, section labeled data simultaneously;
A newly-built graphic file in AutoCAD is inputted " script " and is opened above-mentioned script file, thereby predetermined section configuration is plotted among the AutoCAD in order line.
2. method according to claim 1 is characterized in that, described method also comprises: the adjusted size with predetermined section configuration in AutoCAD is long 2.4m, wide 1m.
3. method according to claim 1, it is characterized in that, described method also comprises: will in AutoCAD predetermined section configuration draught machine be published picture in ratio printing in 1: 1, every long 2.4m of figure, wide 1m, every figure is corresponding with a wooden plywood, and drawing is sticked on the scale board, press the cutting of control of section line and boost line, finish sectional board and make.
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| CN103386531A (en) * | 2013-07-25 | 2013-11-13 | 中国华冶科工集团有限公司 | Manufacturing method of template with specially-shaped cross section |
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| CN103759917B (en) * | 2014-01-13 | 2016-07-06 | 河海大学 | A kind of combination type river course analog and single-piece thereof |
| CN108460828B (en) * | 2018-03-23 | 2019-02-15 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of 3D printing navigation channel model fast modeling method |
| CN108460828A (en) * | 2018-03-23 | 2018-08-28 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of 3D printing navigation channel model fast modeling method |
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| CN108986222B (en) * | 2018-08-15 | 2022-10-14 | 四川大学 | Branch-free river channel digital terrain generation method |
| CN109359351A (en) * | 2018-09-27 | 2019-02-19 | 济南市市政工程设计研究院（集团）有限责任公司 | A kind of pipeline three-dimensional modeling method and pipe design method |
| CN109359351B (en) * | 2018-09-27 | 2020-09-08 | 济南市市政工程设计研究院（集团）有限责任公司 | Three-dimensional modeling method for pipeline and pipeline design method |
| CN109767493A (en) * | 2019-01-07 | 2019-05-17 | 长江水利委员会长江科学院 | A kind of river model section production method based on 3D printing technique |
| CN110738028A (en) * | 2019-10-15 | 2020-01-31 | 中国煤炭地质总局一七三勘探队 | method for drawing gas pipeline system diagram by EXCEL |
| CN111611701A (en) * | 2020-05-14 | 2020-09-01 | 浙江省水利河口研究院 | Reversible terrain boundary modeling method applied to hydraulic river model test |
| CN111611701B (en) * | 2020-05-14 | 2024-01-05 | 浙江省水利河口研究院 | Reversible terrain boundary modeling method applied to hydraulic river model test |
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