CN112052491A - Cable trench computer combination modeling method - Google Patents
Cable trench computer combination modeling method Download PDFInfo
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- CN112052491A CN112052491A CN202010698060.0A CN202010698060A CN112052491A CN 112052491 A CN112052491 A CN 112052491A CN 202010698060 A CN202010698060 A CN 202010698060A CN 112052491 A CN112052491 A CN 112052491A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 238000005452 bending Methods 0.000 claims abstract description 11
- 238000004873 anchoring Methods 0.000 claims abstract description 6
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/12—Geometric CAD characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/16—Cables, cable trees or wire harnesses
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- Mathematical Optimization (AREA)
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- Civil Engineering (AREA)
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Abstract
The invention provides a cable trench computer combination modeling method, which comprises the following steps: drawing the primitive of the cable trench foundation bottom plate according to the layout range of the drawing; drawing bottom stressed steel bars of the foundation slab, and adjusting the bending length of the nodes to enable the bottom stressed steel bars to be bent for a first preset length when meeting the wall, so as to ensure that the wall body is connected and communicated with the foundation slab; drawing top stressed steel bars of the foundation slab, and adjusting the bending length of the nodes to ensure that the bottom stressed steel bars are bent for a second preset length when meeting the wall, so as to ensure that the top stressed steel bars form standard anchoring stressed steel bars when meeting the wall and are anchored into the wall and are consistent with the drawing; and newly building a wall component primitive, drawing the wall component primitive on the primitive of the foundation slab, and completing the cable trench computer combination modeling. The invention provides an accurate engineering quantity calculation basis for the construction process by simultaneously completing the calculation of a plurality of different single engineering quantities in one model, reduces the quantity difference generated by the engineering quantity electric calculation, shortens the calculation period and improves the calculation quality.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a cable trench computer combination modeling method.
Background
With the development of society, the engineering cost industry is more and more emphasized, and is embodied in the aspects of social economy and life, namely the engineering cost is paid unprecedented attention by government investment projects, enterprise investment projects, external investment projects, personal investment projects and engineering contractors. At present, no matter investment estimation, approximate calculation, budget and settlement are closely related to the engineering quantity, and no engineering cost exists independently of the engineering quantity, so that strong attention needs to be paid to basic calculation work which is extremely important in engineering cost management to determine and control the engineering cost. Under the era background of the vigorous development of the application of the BIM technology, the fusion of the traditional engineering cost and the BIM technology is a great trend and is also a necessary condition for making the fine engineering calculation. Various BIM modeling calculation amount software in the current market is in a hundred-flower buzz state, and is mainly developed and optimized for building construction engineering. In addition, due to the fact that the BIM modeling computation amount software of the current metallurgical industrial engineering, municipal engineering and the like has software technology development problems or software engineers do not deeply know relevant professional engineering specifications and rules and the like, the development of the functions of the professional engineering BIM modeling software is not thorough, and the actual use requirements of engineering participants cannot be met.
In the prior art, different modules require different connection modes according to specifications, and stress steel bars at the bottom of a foundation cannot penetrate through two sides of a wall body. The calculation of the engineering quantity of the stressed reinforcing steel bar can be completed only by manual calculation in order to reduce the budget and binding quantity difference and avoid the loss of the engineering quantity and the material, and the calculation process is very complicated and easy to miss or repeat, so that the working strength is greatly increased and the computation is easy to miss or repeat when the calculation is input into software.
Disclosure of Invention
In view of the above, the invention provides a cable trench computer-aided modeling method, and aims to solve the problems that the existing non-building engineering workload tasks of the current metallurgical industry equipment foundation, the underground comprehensive pipe gallery and the like are huge and are difficult to calculate accurately.
The invention provides a cable trench computer combination modeling method, which comprises the following steps: step 1, drawing a cable trench foundation bottom plate primitive according to a drawing layout range; step 2, drawing bottom stressed steel bars of the foundation slab, and performing node setting on the bottom stressed steel bars to enable the bottom stressed steel bars to be bent for a first preset length when meeting a wall, so as to ensure that the wall body is connected and communicated with the foundation slab; step 3, drawing top stressed steel bars of the foundation slab, and performing node setting on the top stressed steel bars to enable the top stressed steel bars to be bent for a second preset length when meeting the wall, so that the top stressed steel bars are ensured to form standard anchoring stressed steel bars when meeting the wall, and anchored into the wall and keep consistent with a drawing; and 4, newly building a wall component primitive, drawing the wall component primitive on the primitive of the foundation slab, and completing the cable trench computer combination modeling.
Further, in the cable trench computer-aided modeling method, before step 1, a cable trench foundation slab is newly built, and the attributes of the foundation slab are edited.
Further, in the cable trench computer-aided modeling method, the attributes of the foundation slab include: the thickness and the top elevation of the foundation bottom plate.
Further, in the cable trench computer-aided modeling method, in step 2, the length L of the bottom stressed steel bar bent when encountering the wall may be determined according to the following formula: l ═ W-H, wherein: w is the height of the wall body, and H is the thickness of the protective layer.
Further, in the above cable trench computer-aided modeling method, in step 2, after the wall body and the foundation slab are ensured to be connected and communicated in step 2, the method further includes: and summarizing and calculating the bottom stressed steel bars and locking the bottom stressed steel bars.
Furthermore, in the cable trench computer-aided modeling method, the node bending length is adjusted in an attribute editing column of BIM software to bend the bottom stressed steel bar when meeting the wall.
Further, in the cable trench computer-aided modeling method, in step 4, the volume of the wall member primitive is consistent with that of a drawing.
According to the invention, by means of the foundation slab module and the wall body module, the stressed steel bars at the top of the foundation slab are bent when meeting the wall and are connected and communicated with the wall body, so that the stressed steel bars at the bottom of the foundation slab form standard connection anchoring at the joint of the foundation slab and the wall body, and the calculation of a plurality of different single project quantities is completed in one model at the same time, so that an accurate project quantity calculation basis is provided for the construction process, the quantity difference generated by the electric calculation of the project quantity is reduced, the calculation period is shortened, the calculation quality is improved, a firm foundation is laid for the later-stage workload, a modeling thought is provided for software development, and a technical support basis is provided for a data informatization management (BIM) platform.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a flow chart of a cable trench computer-aided modeling method according to an embodiment of the present invention;
FIG. 2 shows a cross-sectional structure and a reinforcement pattern of a cable trench according to an embodiment of the present invention;
FIG. 3 is a diagram of cable trench floor property editing in an embodiment of the present invention;
FIG. 4 is a diagram of a cable trench foundation slab primitive in an embodiment of the present invention;
FIG. 5 is a bending adjustment diagram of the stressed reinforcement wall joint at the bottom of the foundation slab in the embodiment of the invention;
FIG. 6 is a fine adjustment diagram of the bending arrangement of the stressed steel bars at the bottom of the foundation slab in the embodiment of the invention;
FIG. 7 is a bending adjustment diagram of the stressed reinforcement wall joint at the top of the foundation slab in the embodiment of the invention;
FIG. 8 is a diagram illustrating an adjustment of the arrangement of stressed steel bars on the top of a foundation slab in an embodiment of the present invention;
FIG. 9 is a diagram illustrating property editing of cable trench wall members according to an embodiment of the present invention;
FIG. 10 is a model of a combination of primitives of a foundation mat and primitives of a wall structure according to an embodiment of the present invention;
fig. 11 is a schematic diagram of the horizontal reinforcement of the wall body reaching the node and meeting the specification requirements.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the cable trench computer-aided modeling method of the embodiment of the invention includes the following steps:
and step S1, drawing the cable trench foundation bottom plate primitive according to the drawing layout range.
Specifically, a cable trench foundation slab 1 is newly built, and the attributes of the foundation slab 1 are edited. The component foundation bottom plate is the raft of the cable trench. And editing the attribute of the foundation slab when the cable trench foundation slab is newly built in the BIM software. The attributes may include: the thickness and the top elevation of the component foundation bottom plate. The thickness and the top standard height of the base plate of the component can be determined according to actual conditions.
In specific implementation, the properties of the component base backplane need to be edited in the property edit column of the BIM software. Referring to fig. 3, for example, the raft is set to have a top elevation of-950 mm and a thickness of 200 mm. Fig. 4 shows a cable trench foundation floor primitive.
And step S2, drawing bottom stressed steel bars of the foundation slab, and performing node setting on the bottom stressed steel bars to enable the bottom stressed steel bars to be bent by a first preset length when meeting the wall, so as to ensure that the wall body is connected and communicated with the foundation slab.
Referring to fig. 2, the bottom stressed steel bars 11 of the foundation slab 1 may be arranged in an arrangement form of a10@ 200; the horizontal distribution ribs 13 may be arranged in the arrangement of A8@ 200. The engineering quantity of the bottom stressed steel bars can be obtained after summarizing and calculating, and material waste is avoided.
Adjusting the bending length of the node in the parameter node of the BIM software to ensure that the bottom stressed steel bar is bent when meeting the wall, wherein the bending length L of the bottom stressed steel bar when meeting the wall can be determined according to the following formula: l ═ W-H, wherein: w is the height of the wall body, and H is the thickness of the protective layer. See fig. 5 for parameter nodes, for example, making the bottom stressed steel bar of the foundation slab bend 1240mm against the wall.
The bottom stress steel bars 1 are bent for a first preset length when meeting the wall body 2, the wall body 2 and the foundation slab 1 are ensured to be connected and communicated as shown in fig. 6, and after the wall body 2 and the foundation slab 1 are ensured to be connected and communicated, the bottom stress steel bars 11 are collected, calculated and locked.
And S3, drawing top stressed steel bars of the foundation slab, and setting the top stressed steel bars in a node mode, so that the top stressed steel bars are bent for a second preset length when meeting the wall, and the top stressed steel bars are ensured to form standard anchoring stressed steel bars when meeting the wall, anchored into the wall and kept consistent with the drawing.
Specifically, the top stressed steel bars 12 of the foundation slab can be arranged in an arrangement form of A10@ 200; the horizontal distribution ribs may be arranged in the arrangement of A8@ 200.
During specific implementation, the bending length of the nodes is adjusted in the attribute editing column of the BIM software, so that the top stressed steel bar is bent when meeting the wall, and the bending length of the top stressed steel bar when meeting the wall can be adjusted according to the specification, so that the second preset length can be consistent with or inconsistent with the first preset length.
Referring to fig. 7, for example, the top stressed steel bar of the foundation slab is bent 0mm against the wall, and may also be bent 12 Bd. The top stressed steel bars meet the wall body 2 to form standard anchored stressed steel bars which are anchored into the wall and keep the state consistent with the drawing as shown in figure 8.
And step S4, newly building wall component primitives, drawing the wall component primitives on the primitives of the foundation slab, and completing the cable trench computer combination modeling.
Specifically, the attribute information is edited in the attribute editing column of the BIM software to draw the facade-cable trench component.
In specific implementation, referring to fig. 9, the attribute information is edited in the attribute edit field of the BIM software: each wall body is provided with 1 row of horizontal ribs according to the form of a8@200, the bottom elevation is-1150 mm, and the top elevation is 150 mm.
And drawing the wall component primitives on the primitives of the foundation slab to form a cable trench computer-aided combined model as shown in FIG. 10, wherein the volume of the wall component BIM model primitives is completely consistent with that of a drawing, and horizontal wall steel bars are finely adjusted to meet the node and specification requirements as shown in FIG. 11.
The above obviously shows that, according to the cable trench computerization combined modeling method provided in the embodiment of the invention, the stressed steel bars at the top of the foundation slab are bent when meeting the wall and are connected and communicated with the wall body by the foundation slab module and the wall body module, so that the stressed steel bars at the bottom of the foundation slab form the standard connection anchoring at the joint of the foundation slab and the wall body, and the calculation of a plurality of different single engineering quantities is completed in one model at the same time, thereby providing an accurate engineering quantity calculation basis for the construction process, reducing the quantity difference generated by the engineering quantity computerization, shortening the calculation period, improving the calculation quality, laying a firm foundation for the later-stage workload, providing a modeling thought for software development, and providing a technical support basis for a data informatization management (BIM) platform.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A cable trench computer combination modeling method is characterized by comprising the following steps:
step 1, drawing a cable trench foundation bottom plate primitive according to a drawing layout range;
step 2, drawing bottom stressed steel bars of the foundation slab, and performing node arrangement on the bottom stressed steel bars to enable the bottom stressed steel bars to be bent for a first preset length when meeting a wall, so as to ensure that the wall body is connected and communicated with the foundation slab;
step 3, drawing top stressed steel bars of the foundation slab, and performing node setting on the top stressed steel bars to enable the top stressed steel bars to be bent for a second preset length when meeting the wall, so that the top stressed steel bars are ensured to form standard anchoring stressed steel bars when meeting the wall, and anchored into the wall and keep consistent with a drawing;
and 4, newly building a wall component primitive, drawing the wall component primitive on the primitive of the foundation slab, and completing the cable trench computer combination modeling.
2. The cable trench computer-aided modeling method according to claim 1, wherein before step 1, a cable trench foundation slab is newly created, and attributes of the foundation slab are edited.
3. The cable trench computer-aided modeling method of claim 2, wherein the properties of the foundation slab include: the thickness and the top elevation of the foundation bottom plate.
4. The cable trench computer-aided modeling method according to claim 1, wherein in the step 2, the length L of the bottom stressed steel bar bent when encountering the wall is determined according to the following formula: l ═ W-H, wherein: w is the height of the wall body, and H is the thickness of the protective layer.
5. The cable trench computer-aided modeling method according to claim 1, wherein in step 2, after the wall body and the foundation slab are ensured to be connected and communicated, the method further comprises: and summarizing and calculating the bottom stressed steel bars and locking the bottom stressed steel bars.
6. The cable trench computer-aided modeling method according to claim 1, wherein in step 3, the node bending length is adjusted in an attribute edit bar of the BIM software to bend the bottom stressed steel bar against the wall.
7. The cable trench computer-aided modeling method according to claim 1, wherein in the step 4, the wall element primitive volume is consistent with a drawing.
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| CN202010698060.0A CN112052491A (en) | 2020-07-20 | 2020-07-20 | Cable trench computer combination modeling method |
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| CN202010698060.0A CN112052491A (en) | 2020-07-20 | 2020-07-20 | Cable trench computer combination modeling method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112464356A (en) * | 2020-12-18 | 2021-03-09 | 中国二十冶集团有限公司 | BIM-based modeling method and system for equipment foundation special-shaped bottom plate |
| CN112560147A (en) * | 2020-12-18 | 2021-03-26 | 中国二十冶集团有限公司 | BIM modeling calculation method and system for special-shaped roof lower column structure |
| CN113806835A (en) * | 2021-06-25 | 2021-12-17 | 中国二十冶集团有限公司 | Three-dimensional modeling-based electric calculation method for stressed steel bars of vertical wall of air duct |
| CN114091154A (en) * | 2021-11-19 | 2022-02-25 | 广东电网有限责任公司广州供电局 | Method, device and equipment for calculating engineering quantity of laying cable trench and storage medium |
| CN115098925A (en) * | 2022-06-30 | 2022-09-23 | 广联达科技股份有限公司 | Method, device, equipment and readable storage medium for generating additional ribs in wall |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112464356A (en) * | 2020-12-18 | 2021-03-09 | 中国二十冶集团有限公司 | BIM-based modeling method and system for equipment foundation special-shaped bottom plate |
| CN112560147A (en) * | 2020-12-18 | 2021-03-26 | 中国二十冶集团有限公司 | BIM modeling calculation method and system for special-shaped roof lower column structure |
| CN112464356B (en) * | 2020-12-18 | 2023-04-25 | 中国二十冶集团有限公司 | Modeling method and system for equipment foundation special-shaped bottom plate based on BIM |
| CN113806835A (en) * | 2021-06-25 | 2021-12-17 | 中国二十冶集团有限公司 | Three-dimensional modeling-based electric calculation method for stressed steel bars of vertical wall of air duct |
| CN114091154A (en) * | 2021-11-19 | 2022-02-25 | 广东电网有限责任公司广州供电局 | Method, device and equipment for calculating engineering quantity of laying cable trench and storage medium |
| CN115098925A (en) * | 2022-06-30 | 2022-09-23 | 广联达科技股份有限公司 | Method, device, equipment and readable storage medium for generating additional ribs in wall |
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