CN113392459A - Prefabricated frame beam hoisting sequence coding system and method based on BIM - Google Patents
Prefabricated frame beam hoisting sequence coding system and method based on BIM Download PDFInfo
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Abstract
The invention discloses a prefabricated frame beam hoisting sequence coding system and method based on BIM, wherein the method comprises the following steps: establishing a prefabricated frame beam family model; determining a key parameter which is the distance between the exposed steel bar at the bottom of the prefabricated frame beam and the elevation of the structure; endowing key parameters in the prefabricated frame beam family model; loading each prefabricated frame beam family model into a project file to create an integral prefabricated frame beam model; comparing key parameters of each prefabricated frame beam family model in a project file to determine a hoisting sequence; automatically generating hoisting sequence codes according to the obtained hoisting sequence, and nesting the codes in a corresponding prefabricated frame beam family model in a parameter form; and automatically extracting a hoisting sequence coding list by adopting a list function. The method has the advantages of quickly and accurately generating the hoisting sequence of the prefabricated frame beams by utilizing key parameters according to BIM software, greatly reducing the time consumed by manual coding of the hoisting sequence of the prefabricated frame beams and simultaneously avoiding the reworking caused by field hoisting errors.
Description
Technical Field
The invention relates to the technical field of BIM, in particular to a prefabricated frame beam hoisting sequence coding system and method based on BIM.
Background
The accurate and quick positioning of the prefabricated frame beam in the prefabricated building not only depends on the correct hoisting of the beam number, but also depends on the accuracy of the hoisting sequence of the prefabricated beam. The hoisting efficiency of the precast beam can be greatly influenced by the problem that reworking is often caused by the error of the hoisting sequence in the hoisting process of the precast beam. At present, the conventional method for determining the hoisting sequence of the prefabricated frame beams is to manually determine the hoisting sequence of each prefabricated frame beam by combining a prefabricated frame beam plane arrangement diagram and a prefabricated beam deepening diagram. Therefore, a method for quickly and efficiently determining the hoisting sequence of the prefabricated frame beams is urgently needed.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a prefabricated frame beam hoisting sequence coding system and method based on BIM, which can effectively improve the hoisting efficiency of the prefabricated frame beam and achieve the effects of saving the construction period and reducing the cost.
In a first aspect, the invention provides a BIM-based prefabricated frame beam hoisting sequence coding method, which comprises the following steps:
establishing a prefabricated frame beam family model;
determining a key parameter which is the distance between the exposed steel bar at the bottom of the prefabricated frame beam and the elevation of the structure;
respectively endowing key parameters in the prefabricated frame beam family model;
loading each prefabricated frame beam family model into a project file to create an integral prefabricated frame beam model;
comparing the key parameters of each prefabricated frame beam family model in the project file, and determining the hoisting sequence of each prefabricated frame beam family model by taking the larger key parameter in the adjacent prefabricated frame beam family models and the higher priority of hoisting as a sequencing rule;
automatically generating hoisting sequence codes according to the obtained hoisting sequence, and nesting the codes in a corresponding prefabricated frame beam family model in a parameter form; and
and automatically extracting a hoisting sequence coding list by adopting a list function.
The coding method is further improved in that Revit software is adopted to create the prefabricated frame beam family model according to a design drawing of the prefabricated frame beam.
The encoding method is further improved in that in the step of respectively endowing key parameters in the prefabricated frame beam family model, a left-end key parameter LH and a right-end key parameter RH are respectively endowed, wherein the left-end key parameter LH is the distance from the bottom steel bar at the left end of the beam to the elevation of the floor structure, and the key parameter RH is the distance from the bottom steel bar at the right end of the beam to the elevation of the floor structure.
The coding method is further improved in that in the prefabricated frame beam family model, the key parameters need to adopt a shared parameter function and are defined as report parameters.
The coding method is further improved in that when the key parameters are compared, the left-end key parameter LH and the right-end key parameter RH at the lap joint of the adjacent precast frame beam family models are compared, and the larger the key parameters are, the smaller the coding of the hoisting sequence is.
The coding method is further improved in that after the hoisting sequence coding list is extracted, the method further comprises the following steps: and feeding back the obtained hoisting sequence coding list to field technicians to carry out hoisting sequence coding identification on the prefabricated frame beam entering the field.
In a second aspect, the present invention provides a BIM-based prefabricated frame beam hoisting sequence coding system, which includes:
the prefabricated frame beam parameter module is used for giving key parameters to the prefabricated frame beam, and the key parameters are the distance between the exposed steel bars at the bottom of the prefabricated frame beam and the structural elevation;
the key parameter comparison module is used for comparing adjacent prefabricated frame beams by using key parameters, and determining a hoisting sequence by taking the larger key parameter in the adjacent prefabricated frame beams and the more preferential hoisting as a sequencing rule;
the hoisting sequence coding module is used for automatically coding the hoisting sequence of the prefabricated frame beam according to the comparison result of the key parameters, and the codes are nested in the parameters of the prefabricated frame beam in a parameter form;
and the hoisting sequence coding list module is used for extracting the generated hoisting sequence codes and automatically generating a hoisting coding list.
The coding system is further improved in that the coding system further comprises a prefabricated frame beam modeling module used for creating a prefabricated frame beam family model.
The coding system is further improved in that the key parameters comprise a left-end key parameter LH and a right-end key parameter RH, wherein the left-end key parameter LH is the distance between the bottom steel bar at the left end of the beam and the elevation of the floor structure, and the key parameter RH is the distance between the bottom steel bar at the right end of the beam and the elevation of the floor structure.
The coding system is further improved in that when the key parameters are compared, the key parameter comparison module compares the left key parameter LH and the right key parameter RH at the lap joint of the adjacent precast frame beam family models, and the hoisting sequence coding with larger key parameters is in front.
Due to the adoption of the technical scheme, the invention has the following technical effects:
the invention provides a BIM-based precast frame beam hoisting sequence coding system and method, which have the advantages of quickly and accurately generating the precast frame beam hoisting sequence according to BIM software by using key parameters, can greatly reduce the time consumed by manual coding of the precast frame beam hoisting sequence, and can avoid reworking caused by field hoisting errors. The hoisting efficiency of the prefabricated part can be effectively improved, and the effects of saving the construction period and reducing the cost are achieved.
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In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic diagram of a hoisting sequence encoding system for a prefabricated frame beam based on BIM according to an embodiment of the present invention.
Fig. 2 is a flow chart of a method for coding a hoisting sequence of a prefabricated frame beam based on BIM according to an embodiment of the present invention.
Fig. 3 is a perspective view of a prefabricated frame beam node according to an embodiment of the present invention.
Fig. 4 is a schematic diagram illustrating a principle of encoding a hoisting sequence of a prefabricated frame beam according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of key parameters of a prefabricated frame beam according to an embodiment of the invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The embodiments of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, an embodiment of the present invention provides a prefabricated frame beam hoisting sequence coding system based on BIM, which mainly includes a prefabricated frame beam parameter module 11, a key parameter comparison module 12, a hoisting sequence coding module 13, and a hoisting sequence coding list module 14. The BIM-based prefabricated frame beam hoisting sequence coding system provided by the invention is mainly used for limiting and sequencing the hoisting sequence of the prefabricated frame beams according to the relation of the lap-joint reinforcing steel bars at the lap-joint positions of three transversely and longitudinally staggered prefabricated frame beams or two prefabricated frame beams shown in figure 3 at the joints of the prefabricated frame beams.
First, see prefabricated frame roof beam parameter module 11, this module main function is for giving prefabricated frame roof beam relevant parameter, mainly contains precast beam serial number, position and key parameter, and adjacent prefabricated frame roof beam bottom exposes the reinforcing bar and is upper and lower floor's relation, refers to fig. 3, and the roof beam of bottom reinforcing bar at the lower floor should be hoisted earlier, and the roof beam of bottom reinforcing bar at the upper floor should be hoisted afterwards. The elevation of the floor structure is taken as a reference surface, referring to fig. 4, the beam with the bottom steel bar and the reference surface having a large distance is hoisted firstly. And determining the distance between the exposed steel bar at the bottom of the prefabricated frame beam and the elevation of the floor structure by using the determined key parameter. And respectively endowing a left-end key parameter LH (distance between the left-end bottom exposed steel bar and the floor elevation) and a right-end key parameter RH (distance between the right-end bottom exposed steel bar and the floor elevation) of the beam in the prefabricated frame beam. In the precast frame beam parameter module, the key parameter needs to adopt a shared parameter function and is defined as a report parameter. Referring to fig. 5, the floor structure elevation is used as a reference plane, the precast frame beam parameter module 11 assigns a left-end key parameter LH of the precast frame beam to 850, and a right-end key parameter RH of the precast frame beam to 910.
Referring to the key parameter comparison module 12, the module may compare the adjacent prefabricated frame beams by using the key parameters LH and RH, and determine a hoisting order by using a higher priority hoisting of the larger key parameter in the adjacent prefabricated frame beams as a sorting rule. The working principle is as follows: the bottom exposed reinforcing steel bars of the adjacent prefabricated frame beams are in an upper-layer and lower-layer relation, the bottom reinforcing steel bars are hoisted on the beams of the lower layer firstly, and the bottom reinforcing steel bars are hoisted on the beams of the upper layer later. The elevation of a floor structure is taken as a reference surface, a beam with a large distance between a bottom steel bar and the reference surface is hoisted firstly, and referring to fig. 4, when a beam (LH) is 910, a beam (RH) is 850, a beam (LH) is 808, a beam (LH) is more than a beam (RH) and more than a beam (LH), a beam (first) is hoisted firstly, a beam (second) is hoisted later, and a beam (third) is hoisted finally.
The module is a hoisting sequence coding module 13 which can automatically carry out hoisting sequence coding on the prefabricated frame beam according to the comparison result of the key parameters, and the codes are nested in the parameters of the prefabricated frame beam in a parameter form and used for extracting a hoisting sequence list;
and finally, a hoisting sequence coding list module 14 automatically generates hoisting coding list Excel files for site background crossing through the hoisting sequence codes generated by the software.
The BIM-based prefabricated frame beam hoisting sequence coding system further comprises a prefabricated frame beam modeling module for creating a prefabricated frame beam family model, wherein the prefabricated frame beam parameter module 11, the key parameter comparison module 12, the hoisting sequence coding module 13 and the hoisting sequence coding list module 14 are used for carrying out parameterization processing on the prefabricated frame beam family model on the basis of the created prefabricated frame beam family model.
Referring to fig. 2, an embodiment of the present invention further provides a hoisting sequence encoding method for a prefabricated frame beam based on BIM, which mainly includes the following steps:
step 1: establishing a prefabricated frame beam family model;
step 2: determining key parameters, wherein the exposed reinforcing steel bars at the bottoms of adjacent prefabricated frame beams are in an upper-layer and lower-layer relation, the bottom reinforcing steel bars are hoisted at the beams at the lower layer firstly, and the bottom reinforcing steel bars are hoisted at the beams at the upper layer later. The elevation of the floor structure is taken as a reference surface, and the beam with the bottom steel bar and the reference surface having a large distance is hoisted firstly. Determining the distance between the exposed steel bar at the bottom of the prefabricated frame beam and the elevation of the structure by using the determined key parameter;
and step 3: and respectively endowing a left-end key parameter LH (distance between the left-end bottom exposed steel bar and the floor elevation) and a right-end key parameter RH (distance between the right-end bottom exposed steel bar and the floor elevation) of the beam in the prefabricated frame beam family model. In the prefabricated frame beam family module, the key parameter needs to adopt a shared parameter function and is defined as a report parameter;
and 4, step 4: loading each prefabricated frame beam family model into a project file to create an integral prefabricated frame beam model;
and 5: comparing the key parameters of each prefabricated frame beam family model in the project file, and determining the hoisting sequence of each prefabricated frame beam family model by taking the larger key parameter in the adjacent prefabricated frame beam family models and the higher priority of hoisting as a sequencing rule;
step 6: automatically generating a hoisting sequence code according to the comparison result software, wherein the code is nested in the corresponding prefabricated frame beam family model in a parameter form;
and 7: automatically extracting a hoisting sequence coding list by adopting a list function of software;
and 8: and feeding back and field technicians to carry out hoisting sequence coding identification on the precast beam entering the field by using the hoisting sequence coding list obtained in the steps.
The software can adopt Revit software, and in the step 1, the Revit software is adopted to create the prefabricated frame beam family model according to a design drawing of the prefabricated frame beam.
The invention provides a BIM-based prefabricated frame beam hoisting sequence coding system and method, and has the advantage of quickly and accurately generating the prefabricated frame beam hoisting sequence by using key parameters according to BIM software. The time consumed by manual coding of the hoisting sequence of the prefabricated frame beam can be greatly reduced, and meanwhile, reworking caused by field hoisting errors can be avoided. The hoisting efficiency of the prefabricated part can be effectively improved, and the effects of saving the construction period and reducing the cost are achieved.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the technical content of the present disclosure without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A prefabricated frame beam hoisting sequence coding method based on BIM is characterized by comprising the following steps:
establishing a prefabricated frame beam family model;
determining a key parameter which is the distance between the exposed steel bar at the bottom of the prefabricated frame beam and the elevation of the structure;
respectively endowing key parameters in the prefabricated frame beam family model;
loading each prefabricated frame beam family model into a project file to create an integral prefabricated frame beam model;
comparing the key parameters of each prefabricated frame beam family model in the project file, and determining the hoisting sequence of each prefabricated frame beam family model by taking the larger key parameter in the adjacent prefabricated frame beam family models and the higher priority of hoisting as a sequencing rule;
automatically generating hoisting sequence codes according to the obtained hoisting sequence, and nesting the codes in a corresponding prefabricated frame beam family model in a parameter form; and
and automatically extracting a hoisting sequence coding list by adopting a list function.
2. The BIM-based precast frame beam hoisting sequence encoding method of claim 1, wherein the precast frame beam family model is created according to a design drawing of a precast frame beam by Revit software.
3. The BIM-based precast frame beam hoisting sequence encoding method of claim 1, wherein in the step of assigning key parameters to the precast frame beam family model, a left-end key parameter LH, which is a distance from a bottom steel bar at a left end of the beam to a floor structure elevation, and a right-end key parameter RH, which is a distance from the bottom steel bar at a right end of the beam to the floor structure elevation, are assigned, respectively.
4. The BIM-based precast frame beam hoisting sequence encoding method of claim 3, wherein the key parameter employs a shared parameter function and is defined as a report parameter in the precast frame beam family model.
5. The BIM-based precast frame beam hoisting sequence encoding method of claim 3, wherein when comparing the key parameters, the left key parameter LH and the right key parameter RH at the lap joint of the adjacent precast frame beam family models are compared, and the hoisting sequence encoding with the larger key parameter is advanced.
6. The BIM-based precast frame beam hoisting sequence encoding method of claim 1, further comprising, after extracting the hoisting sequence encoding list, the steps of: and feeding back the obtained hoisting sequence coding list to field technicians to carry out hoisting sequence coding identification on the prefabricated frame beam entering the field.
7. The utility model provides a prefabricated frame roof beam hoist and mount order coding system based on BIM which characterized in that includes:
the prefabricated frame beam parameter module is used for giving key parameters to the prefabricated frame beam, and the key parameters are the distance between the exposed steel bars at the bottom of the prefabricated frame beam and the structural elevation;
the key parameter comparison module is used for comparing adjacent prefabricated frame beams by using key parameters, and determining a hoisting sequence by taking the larger key parameter in the adjacent prefabricated frame beams and the more preferential hoisting as a sequencing rule;
the hoisting sequence coding module is used for automatically coding the hoisting sequence of the prefabricated frame beam according to the comparison result of the key parameters, and the codes are nested in the parameters of the prefabricated frame beam in a parameter form;
and the hoisting sequence coding list module is used for extracting the generated hoisting sequence codes and automatically generating a hoisting coding list.
8. The BIM-based precast frame beam hoisting order encoding system of claim 7, further comprising a precast frame beam modeling module for creating a precast frame beam family model.
9. The BIM-based precast frame beam hoisting sequence encoding system of claim 7, wherein the key parameters comprise a left end key parameter LH and a right end key parameter RH, wherein the left end key parameter LH is a distance from a bottom steel bar at the left end of the beam to a floor structure elevation, and the key parameter RH is a distance from the bottom steel bar at the right end of the beam to the floor structure elevation.
10. The BIM-based precast frame beam hoisting sequence encoding system of claim 9, wherein the key parameter comparison module compares a left key parameter LH and a right key parameter RH at a lap joint of adjacent precast frame beam family models when comparing key parameters, and the hoisting sequence encoding with larger key parameters is advanced.
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