CN110147592B - Intelligent design method and equipment for wire wiring construction - Google Patents
Intelligent design method and equipment for wire wiring construction Download PDFInfo
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- CN110147592B CN110147592B CN201910383304.3A CN201910383304A CN110147592B CN 110147592 B CN110147592 B CN 110147592B CN 201910383304 A CN201910383304 A CN 201910383304A CN 110147592 B CN110147592 B CN 110147592B
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Abstract
The embodiment of the invention discloses an intelligent design method and equipment for wire routing construction, comprising the following steps: inputting a first plane design draft; distinguishing an application scene according to the attribute of the first plane design draft; acquiring keywords of the bottom layer in the first planar design drawing, and identifying the space type to which the keywords belong; combining the application scene and the space type, recommending and arranging similar products according to at least one of the name, the area and the function room name of the first plane design draft; carrying out weak current wiring design according to the arranged equipment; and outputting the arranged equipment and weak current wiring design to a second planar design draft by combining the first planar design draft. By adopting the invention, the planar design drawing is subjected to intelligent equipment design and weak current wiring design in the early stage of construction, the wire cutting mode is intelligently analyzed and confirmed, and the wire cutting is performed by an optimized cutting scheme, so that the utilization rate of the wire is obviously improved.
Description
Technical Field
The invention relates to an intelligent auxiliary construction method, in particular to an intelligent design method and intelligent design equipment for wire wiring construction.
Background
At present, the wiring in a construction site is mostly measured on site according to a physical building, a large number of coiled wires are cut on an implementation site according to a design drawing, a threading groove is formed in the implementation site, a person on an escalator is threaded with a person to pull wires, after the person is threaded in place, constructors cut the wire according to an experience pre-long line segment, then the constructors attach self-adhesive to write corresponding codes, and the number of reserved wire heads is almost equal to the experience, so that a large amount of redundant tail materials are wasted. In addition, for the plane design drawing, the plane design drawing generally needs to be designed, and wiring design can be performed after electric equipment is determined, so that the plane design drawing needs to be charged and time-consuming, and is unfavorable for rapid construction.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide an intelligent design method for wire wiring construction. The weak current wiring design can be fast carried out on the platform design drawing.
In order to solve the technical problems, the embodiment of the invention provides an intelligent design method for wire routing construction, which comprises the following steps:
step 1: inputting a first plane design draft;
step 2: distinguishing an application scene according to the attribute of the first plane design draft;
step 3: acquiring keywords of the bottom layer in the first planar design drawing, and identifying the space type to which the keywords belong;
step 4: combining the application scene and the space type, recommending and arranging similar products according to at least one of the name, the area and the function room name of the first plane design draft;
step 5: carrying out weak current wiring design according to the arranged equipment;
step 6: and outputting the arranged equipment and weak current wiring design to a second planar design draft by combining the first planar design draft.
Further, the attribute of the first planar design draft includes at least one of an area, a function area name, and a number of duplicate names.
Furthermore, the step 2 further includes modeling different drawings, taking the bottom layer diagram of the drawn second planar design drawing as the y value, extracting the feature vector x value from the bottom layer diagram of the basic drawing, and training the advanced regression model.
Further, the step 4 further includes training to obtain an occurrence probability table of the application scene according to the y value and the x value.
Further, the step 4 further includes counting the vocabulary entries in each layer of each drawing, dividing the number of vocabulary entries of each device class by the total number of vocabulary entries to obtain a conditional probability, and returning the conditional probability of each class.
Still further, step 7: and cutting the required wire according to the weak current wiring design.
Still further, the cutting of the desired wire is performed by the following method:
and (3) defining an optimal mode by using constraint conditions of the model to obtain an integer nonlinear programming model:
Min z＝∑x i the constraint is Σx i r ij ≥a j Wherein x is i Represents the number of raw wire rods cut in the ith mode, a j Represents the number of wires required in the j-th specification, r ij Represents the number of wires in the j-th specification produced by each raw wire in the i-th cutting mode, and z is the total required for cuttingRoot number, x i 、a j 、r ij Is an integer.
Still further, step 8: and marking the cut wire rod with a unique corresponding two-dimensional code, wherein the two-dimensional code corresponds to construction data and/or tracing data.
The embodiment of the invention also discloses equipment applying the intelligent design method for wire routing construction.
The embodiment of the invention has the following beneficial effects: according to the invention, the planar design drawing is subjected to intelligent equipment design in the early stage of construction, weak current wiring design is performed, the wire cutting mode is intelligently analyzed and confirmed, the wire cutting is performed according to the optimized cutting scheme, the utilization rate of the wire is remarkably improved, the loss is extremely low, and the investment of construction labor can be effectively reduced.
Detailed Description
The present invention will be described in further detail below for the purpose of making the objects, technical solutions and advantages of the present invention more apparent.
The intelligent design method for wire routing construction provided by the embodiment of the invention comprises the following steps.
And acquiring a first plane design draft input by a user, which is generally a CAD file, and distinguishing an application scene according to the attribute of the first plane design draft.
The distinction of different functional areas in different drawings is a common regression problem, so that each drawing needs to extract a feature vector in advance, a base drawing bottom diagram (namely an x value) is modeled for each user, the bottom diagram of the drawn intelligent drawing is taken as a y value, and a prior regression model is trained by utilizing the existing feature values y and the score x.
Predicting drawing application scenes of users, such as hotels, office buildings and houses, according to the attributes of the first plane design manuscript, wherein the attributes of the first plane design manuscript comprise at least one of areas, functional area names and repeated name numbers.
If the attribute of the hotel is the proportion of the number of the special rooms, judging that the hotel is the hotel when the proportion of the guest rooms exceeds 30% of the number of the rooms.
And acquiring keywords of the bottom layer in the first plane design manuscript, and judging the space type of each region in the first plane design manuscript, such as a living room, a bedroom, a kitchen, a channel and the like.
And recommending and arranging the similar products according to at least one of the names, the areas and the functional room names of the first plane design manuscript by combining the application scene and the space types.
The category (Y) of the first planar design manuscript is inferred through the description (characteristic X) of the first planar design manuscript, and the occurrence probability (conditional probability table) of the application scene is obtained through training.
The number of documents in each category is calculated.
And calculating entries in each layer of each drawing, counting, and increasing the count value of all the entries.
For each term, dividing the number of the term by the total term number to obtain conditional probability, returning the conditional probability of each category, and recommending similar products to the user according to the name, the area and the correlation degree of the functional room name of the drawing.
And after the recommendation and arrangement of the equipment are completed, carrying out weak current wiring design on the equipment.
The model data are divided into three types, the ground value is large, the wall surface is provided with a small ceiling value. The initial initialization is started first, and the simplest 3,2,1 is selected as the initial value of each type. After classification, calculating the average value of each class, taking the average value as the center point of a new round, stopping grouping after a few rounds, calculating the distance between each of the rest data and three initial values, classifying the data into the class where the initial value closest to the data is located, and finally taking the smallest class which is the basis of the routing direction.
And outputting the arranged equipment and weak current wiring design to a second planar design draft by combining the first planar design draft.
And cutting the required wire according to the weak current wiring design.
And (3) defining an optimal mode by using constraint conditions of the model to obtain an integer nonlinear programming model:
Min z＝∑x i the constraint is Σx i r ij ≥a j Wherein x is i Represents the number of raw wire rods cut in the ith mode, a j Represents the number of wires required in the j-th specification, r ij Represents the number of wires in the j-th specification produced by each raw wire in the i-th cutting mode, wherein z is the total number required for cutting, and x i 、a j 、r ij I, j=1, 2,3 … ….
Further comprising step 8: and marking the cut wire rod with a unique corresponding two-dimensional code, wherein the two-dimensional code corresponds to construction data and/or tracing data.
Through scanning the two-dimensional code, can show the information of construction, be convenient for monitor to and can trace to the wire rod.
N sections of customer demand wire were cut with 305 meter lengths of wire from several former plants. Each layer needs 2 materials of 1.5m2, 1.45m3, 1.3m12 and 0.35m respectively, and a mathematical model or method with most material saving is built.
Symbol description
Xi: the number of 305 meters long wires used in the ith cutting mode.
X (ij): the i-th cutting mode produces the number of j elements by a 305 m long wire.
C (i): length of the i-th material.
Basic assumption
(1) It is assumed that 305 meters of raw material are sufficient.
(2) It is assumed that the cut material is all acceptable.
Four different cutting modes are assumed.
The table is listed according to the requirements obtained from the drawing:
establishing a model according to the table and the analysis:
objective function: min=x1+x2+x3+x4;
x1＊x11+x2＊x21+x3＊x31+x4＊x41＝200；
x1＊x12+x2＊x22+x3＊x32+x4＊x42＝200；
x1＊x13+x2＊x23+x3＊x33+x3＊x43＝300；
x1＊x14+x2＊x24+x3＊x34+x4＊x44＝1200；
1.5＊(x1＊x11+x2＊x21+x3＊x31+x4＊x41)＝300；
1.45＊(x1＊x12+x2＊x22+x3＊x32+x4＊x42)＝290；
1.3＊(x1＊x13+x2＊x23+x3＊x33+x4＊x43)＝390；
0.35＊(x1＊x14+x2＊x24+x3＊x34+x4＊x44)＝420；
x11＊1.5+x12＊1.45+x13＊1.3+x14＊0.35＜＝8；
x21＊1.5+x22＊1.45+x23＊1.3+x24＊0.35＜＝8；
x31＊1.5+x32＊1.45+x33＊1.3+x34＊0.35＜＝8；
x41＊1.5+x42＊1.45+x43＊1.3+x44＊0.35＜＝8；
x11＊1.5+x12＊1.45+x13＊1.3+x14＊0.35＞7.65；
x21＊1.5+x22＊1.45+x23＊1.3+x24＊0.35＞7.65；
x31＊1.5+x32＊1.45+x33＊1.3+x34＊0.35＞7.65；
x41＊1.5+x42＊1.45+x43＊1.3+x44＊0.35＞7.65；
solving the model by using lingo software to obtain:
the above disclosure is only a preferred embodiment of the present invention, and it is needless to say that the scope of the invention is not limited thereto, and therefore, the equivalent changes according to the claims of the present invention still fall within the scope of the present invention.
Claims (6)
1. The intelligent design method for the wire wiring construction is characterized by comprising the following steps of:
step 1: inputting a first plane design draft;
step 2: differentiating application scenes according to the attribute of the first plane design drawing, modeling different drawings, taking the bottom layer diagram of the drawn second plane design drawing as a y value, extracting a characteristic vector x value from the bottom layer diagram of the basic drawing, and training a linear regression model;
step 3: acquiring keywords of the bottom layer in the first planar design drawing, and identifying the space type to which the keywords belong;
step 4: combining the application scene and the space type, recommending and arranging similar products according to at least one of the name, the area and the function room name of the first plane design draft, training according to the y value and the x value to obtain an appearance probability table of the application scene, counting the vocabulary entries in each layer of each drawing, dividing the number of the vocabulary entries of each equipment category by the total number of the vocabulary entries to obtain a conditional probability, returning the conditional probability of each category, and recommending the similar products to a user according to the correlation degree of the name, the area and the function room name of the drawing;
step 5: carrying out weak current wiring design according to the arranged equipment;
step 6: and outputting the arranged equipment and weak current wiring design to a second planar design draft by combining the first planar design draft.
2. The intelligent design method for wire routing construction according to claim 1, wherein the attribute of the first planar design draft includes at least one of an area, a function area name, and a number of repeated names.
3. The intelligent design method for wire routing construction according to claim 2, further comprising the step 7 of: and cutting the required wire according to the weak current wiring design.
4. The intelligent design method for wire routing construction according to claim 3, wherein the wire required for cutting is performed by the following method:
and (3) defining an optimal mode by using constraint conditions of the model to obtain an integer nonlinear programming model:
the constraint is->Wherein->Represents the number of raw wire rods cut in the ith mode,/for>Represents the number of wires required in the j-th specification, < >>Represents the number of wires in the j-th specification per raw wire rod in the i-th cutting mode,/->For cutting the required total root number +.>、/>、/>Is an integer.
5. The intelligent design method for wire routing construction of claim 4, further comprising step 8: and marking the cut wire rod with a unique corresponding two-dimensional code, wherein the two-dimensional code corresponds to construction data and/or tracing data.
6. An apparatus applying the intelligent design method for wire routing construction of any one of claims 1 to 5.
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| CN101739606B (en) * | 2008-11-19 | 2014-03-26 | 北京理工大学 | Raw material-saving one-dimensional stock-cutting method |
| CN103605970A (en) * | 2013-12-02 | 2014-02-26 | 华中师范大学 | Drawing architectural element identification method and system based on machine learning |
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