CN113392445A - BIM-based field decoration method - Google Patents
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Abstract
The invention provides a BIM-based site decoration method, which comprises the steps of placing a positioning piece on a construction site; building a BIM model; acquiring a virtual datum line corresponding to a wall surface of a building structure main body; establishing a virtual shaft network; acquiring the position relation between the positioning piece and the virtual shaft network and the position relation between the positioning piece and the virtual datum line; marking a shaft net to be paid off and a datum line to be paid off in a building structure main body on a construction site; and finishing the construction site according to the scanning datum plane corresponding to the virtual datum line in the BIM and the space between the building structure main body wall corresponding to the virtual datum line. According to the invention, the accurate marking positions of the shaft network to be paid off and the datum line to be paid off on a construction site are obtained through the position relationship among the positioning piece, the virtual shaft network and the virtual datum line in the BIM model; and placing the virtual object to be decorated between the scanning datum plane and the wall surface of the building structure main body, and further carrying out one-to-one correspondence processing on a construction site to ensure the beautiful effect of the decorated building structure main body.
Description
Technical Field
The invention relates to the technical field of building decoration construction, in particular to a BIM-based field decoration method.
Background
In the traditional modeling mode, the decoration scene is generally measured on site manually, then modeling is carried out, in the modeling process, the wall surface and the wall surface are mutually vertical in default, and the wall surface and the ground surface are also arranged in parallel or vertical to each surface of a reference coordinate system in default, which is an ideal modeling effect, wherein the reference coordinate system is an absolute coordinate system corresponding to ideal modeling.
However, in an actual scene, the wall surface of the building structure main body and the wall surface are not necessarily in an absolute vertical relationship, if the virtual object to be placed is placed in the modeled virtual model, the virtual object to be placed can be tightly attached to the wall surface of the virtual model, but because various non-detachable protruding structures exist on the wall of the building structure main body in the actual scene, and the wall surface are not necessarily perpendicular, the object to be placed in the actual scene cannot reach the placing effect of the virtual model, inconvenience can be brought to subsequent decoration construction, and decoration operation efficiency is further affected.
Disclosure of Invention
The invention aims to provide a BIM-based site decoration method, which realizes accurate measurement of a construction site through a BIM model and effectively improves decoration construction efficiency.
In order to achieve the purpose, the invention adopts the following technical means:
a BIM-based field decoration method comprises the following steps:
placing a positioning piece on a construction site;
building a BIM model;
acquiring a virtual datum line corresponding to the wall surface of the building structure main body in the BIM;
establishing a virtual axis network in a BIM model;
acquiring the position relations of the positioning piece, the virtual shaft screen and the virtual datum line in the BIM model respectively;
marking a shaft network to be paid off and a datum line to be paid off in a building structure main body of a construction site according to the position relation among a positioning piece, a virtual shaft network and a virtual datum line acquired in a BIM model;
and finishing the construction site according to the scanning datum plane corresponding to the virtual datum line in the BIM and the space between the building structure main body wall corresponding to the virtual datum line.
In one embodiment, after the step of finishing the construction site according to the space between the scanning reference surface corresponding to the virtual reference line and the wall surface of the building structure main body corresponding to the virtual reference line in the BIM model, the method further includes:
and (4) carrying out construction treatment on the building structure main body on a construction site according to the distances between the virtual shaft nets in the BIM model and the wall surfaces of the building structure main body respectively.
In one embodiment, the method for constructing the BIM model comprises the following steps:
scanning point cloud data of the wall surface of the building structure main body and the positioning piece to obtain a scanning result, and sending the scanning result to the host; :
and acquiring surface layer information corresponding to the wall surface of the building structure main body and surface layer information corresponding to the positioning piece according to the scanning result, and constructing a BIM model.
In one embodiment, the method for obtaining the virtual reference line corresponding to the wall surface of the building structure main body in the BIM model includes the following steps:
acquiring scanning points on a corresponding surface layer of the wall surface of the building structure main body;
obtaining the projection information of the wall surface scanning points according to the projection of the scanning points on the corresponding surface layer of the wall surface of the building structure main body under one projection surface in the reference coordinate system;
obtaining a convex scanning point projection set according to the wall scanning point projection information;
and acquiring two non-coincident most-convex scanning point projections in the convex scanning point projection set, wherein a connecting line between the two most-convex scanning point projections is a virtual reference line, and the virtual reference line is arranged on the projection plane.
In one embodiment, the projection surface comprises an X-Y projection surface, an X-Z projection surface or a Y-Z projection surface in a reference coordinate system.
In one embodiment, the projection set of convex points is a projection of a scanning point corresponding to a protruding part on a wall surface of the building structure body on a projection surface under a reference coordinate system.
In one embodiment, the step of establishing the virtual axis network in the BIM model includes the following specific operation processes:
acquiring the length of a virtual datum line corresponding to the wall surface of the building structure main body in the BIM model;
selecting a virtual shaft network interval;
a virtual hub network is established within the BIM model.
In one embodiment, the method for obtaining the position relationship between the positioning element and the virtual axis network and the virtual reference line in the BIM model includes the following steps:
acquiring a projection reference point corresponding to the positioning piece and a projection scanning point corresponding to the scanner according to the virtual position information of the virtual positioning piece and the virtual position information of the scanner in the BIM model;
and acquiring the distances between the projection reference point and the projection scanning point and the virtual axis network and the virtual reference line respectively in the BIM.
In one embodiment, the step of marking the shaft network to be paid off and the reference line to be paid off in the building structure main body at the construction site according to the position relationship between the positioning element, the virtual shaft network and the virtual reference line acquired in the BIM model includes the following steps:
acquiring a projection position of a positioning piece and a projection position of a scanner on one wall surface of a building structure main body according to the projection of the positioning piece and the scanner on the one wall surface of the building structure main body on a construction site;
and marking the shaft network to be paid off and the datum line to be paid off by matching the projection position of the positioning piece and the projection position of the scanner in the building structure main body of the construction site according to the distances between the projection reference point and the projection scanning point and the virtual shaft network and the virtual datum line respectively obtained in the BIM model.
In one embodiment, the method for acquiring the projection position of the positioning element and the projection position of the scanner on one wall of the building structure main body in the construction site according to the projection of the positioning element and the scanner on one wall of the building structure main body specifically comprises the following steps:
acquiring distances between the projection scanning points and projection reference points in a BIM (building information modeling);
acquiring a projection position of a positioning piece on a construction site;
and determining the projection position of the scanner on the construction site according to the projection position of the positioning piece, the distance between the projection scanning point and the projection reference point.
Compared with the prior art, the invention has the following technical effects:
according to the BIM-based site decoration method, the accurate marking positions of the shaft network to be paid off and the reference line to be paid off on a construction site are obtained through the position relation among the positioning piece, the virtual shaft network and the virtual reference line in the BIM model; and then placing the virtual objects to be decorated between the scanning reference surface corresponding to the virtual reference line and the wall surface of the building structure main body corresponding to the virtual reference line, and further performing one-to-one correspondence processing on a construction site according to the placing positions of the virtual objects to be decorated, so that the beautiful effect of the building structure main body after decoration on the construction site is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a flow chart illustrating a BIM-based field decoration method according to the present invention;
FIG. 2 is a schematic flow chart illustrating another embodiment of a BIM-based field decoration method according to the present invention;
FIG. 3 is a schematic structural diagram of a BIM-based field decoration method according to the present invention after a virtual shaft network is established in a BIM model;
fig. 4 shows a schematic view of scanning reference surfaces corresponding to two wall surfaces in a building structure body in a BIM model in the BIM-based field decoration method provided by the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Fig. 1 shows a schematic flow diagram of a field decoration method based on BIM provided by the present invention, and as shown in fig. 1, the field decoration method based on BIM includes steps S110 to S170, which specifically include the following steps:
step S110, placing a positioning piece on a construction site; specifically, the number of the positioning pieces is at least two, the scanner is placed on a construction site, and the positioning pieces are placed on the wall surface of the building structure main body on the construction site; wherein, the positioning piece can be a circular plate structure, and can also be arranged into other shape structures according to requirements, such as a triangular structure and the like;
step S120, building a BIM model; the point cloud data scanning is carried out on the building structure main body at the construction site, the BIM model is constructed, the conversion operation of the building structure main body can be realized according to other modes, namely the BIM model is constructed according to the equal proportion of the size of the building structure main body at the construction site, so that the virtual objects to be placed in the BIM model are matched with the real objects to be placed at the construction site one by one, and the accurate placing effect of the real objects to be placed at the construction site is effectively improved.
Specifically, the step S120 of constructing the BIM model includes the following steps:
step S121, scanning point cloud data of the wall surface of the building structure main body and the positioning piece to obtain a scanning result, and sending the scanning result to a host; the wall surfaces of the building structure main body comprise a main wall surface and an auxiliary wall surface, the main wall surface is an outer wall surface which is arranged in a surrounding mode to form the building structure main body, the auxiliary wall surface is an inner wall surface which protrudes into the building structure main body, and the positioning pieces can be placed on at least two wall surfaces of the building structure main body as required on a construction site;
and S122, acquiring surface layer information corresponding to the wall surface of the building structure main body and surface layer information corresponding to the positioning piece according to the scanning result, and constructing a BIM model.
Step S130, acquiring a virtual datum line corresponding to the wall surface of the building structure main body in the BIM;
the step S130 of obtaining the virtual reference line corresponding to the wall surface of the building structure main body in the BIM model includes the following steps:
s131, obtaining scanning points on a corresponding surface layer of the wall surface of the building structure main body;
step S132, according to the projection of the scanning point on the corresponding surface layer of the wall surface of the building structure main body under one projection surface of the reference coordinate system, the projection information of the wall surface scanning point is obtained. The method comprises the following steps that projection information of scanning points on a cylinder surface can be obtained according to projection of the scanning points on a corresponding surface layer of a wall surface of a building structure main body under one projection surface of a reference coordinate system, the cylinder is of a stand column structure protruding out of the surface of the wall, and the cylinder is not considered as a part of decoration; the wall surface scanning points and the cylinder surface scanning points are identified by BIM software, which is a known technology and need not be described herein.
In the embodiment, when the projection surface is the X-Y projection surface, the surface layers corresponding to four main wall surfaces on the building structure main body can generate projections under the X-Y projection surface, and at this time, the two connected main wall surfaces are taken as projection main bodies, which generate the scanning point projections of the two connected main wall surfaces on the X-Y projection surface as shown in fig. 4.
As mentioned above, when the projection plane is an X-Z projection plane or a Y-Z projection plane, those skilled in the art can also obtain the projection of the scanning point of the two main wall surfaces connected to the building structure main body on the X-Z projection plane or the Y-Z projection plane by the above method, which is not described herein again.
Step S133, obtaining a convex scanning point projection set according to the wall scanning point projection information, where the convex scanning point projection set is a projection of a scanning point corresponding to a protruding portion on the wall of the building structure main body on a projection plane of a reference coordinate system, and may be obtained through BIM software.
S134, acquiring two non-coincident most-convex scanning point projections in the convex scanning point projection set, wherein a connecting line between the two most-convex scanning point projections is a virtual reference line, and the virtual reference line is arranged on a projection plane; the scanning datum plane can be obtained according to the two most convex scanning points, and the scanning datum plane penetrates through the virtual datum line and is perpendicular to the projection plane; wherein, the projection of the most convex scanning point can be obtained through BIM software; in this embodiment, the scanning reference surfaces corresponding to the two wall surfaces in the building structure body shown in fig. 4 are generated in the BIM model.
Step S140, establishing a virtual axis network in the BIM model; the shaft-net spacing is selected according to the building structure main body of the construction site so as to achieve the purpose of facilitating subsequent decoration construction effect, wherein the virtual shaft net comprises a plurality of vertically crossed axes, and the shaft-net spacing can select different values according to the actual decoration needs of the building structure main body of the construction site so as to achieve the purpose of meeting the best decoration effect requirements on the building structure main body.
In one embodiment, the step S140 of establishing a virtual axis network in the BIM model includes the following specific operation processes:
acquiring the length of a virtual datum line corresponding to the wall surface of the building structure main body in the BIM model; in the embodiment, the virtual shaft network is established on the basis of the virtual datum line with a larger length value so as to fully meet the decoration effect;
selecting the distance between the virtual shaft nets so as to achieve the effect of facilitating subsequent decoration construction;
a virtual hub network is established within the BIM model.
Step S150, acquiring the position relations between the positioning piece and the virtual axis network and the virtual reference line in the BIM model.
Specifically, the step S150 of obtaining the position relationship between the positioning element and the virtual axis network and the virtual reference line in the BIM model includes the following steps:
step S151, acquiring a projection reference point corresponding to the positioning element and a projection scanning point corresponding to the scanner from the virtual position information of the virtual positioning element and the virtual position information of the scanner in the BIM model; in this embodiment, the projection reference point corresponding to the positioning element is a projection reference point of a central point of the positioning element on an X-Y projection plane of the reference coordinate system, the projection reference point includes a first reference point, a second reference point, and a third reference point, the first reference point, the second reference point, and the third reference point are projections of the central points of the positioning element on three wall surfaces of the building structure main body on the projection plane, respectively, and the projection scanning point corresponding to the scanner is a projection scanning point of the scanner on the X-Y projection plane under the reference coordinate system.
Similarly, when the projection surface is an X-Z projection surface or a Y-Z projection surface of the reference coordinate system, the operation steps are as described above to obtain the projection reference points corresponding to the positioning element on the other projection surfaces and the projection scanning points corresponding to the scanner on the other projection surfaces.
S152, acquiring distances between a projection reference point and a projection scanning point and a virtual axis network and a virtual reference line respectively in the BIM; specifically, the distances between a first reference point, a second reference point and a third reference point and a part of axis in the virtual axis network are respectively obtained in the BIM model, the distances between the first reference point, the second reference point and the third reference point and the virtual reference line are respectively obtained in the BIM model, the distance between a projection scanning point and the part of axis in the virtual axis network is obtained in the BIM model, and the distance between the projection scanning point and the virtual reference line is obtained in the BIM model.
Step S160, marking the shaft network to be paid off and the reference line to be paid off in the building structure main body of the construction site according to the position relation of the positioning piece, the virtual shaft network and the virtual reference line acquired in the BIM model; in the embodiment, the shaft net and the datum line to be paid off can be marked on the ground in the building structure main body at the construction site in a manner of snapping lines and the like, compared with the traditional site decoration method, the invention utilizes the one-to-one correspondence relationship between the projection reference point corresponding to the positioning piece in the BIM model, the projection scanning point corresponding to the scanner and the projection position of the positioning piece at the construction site and the projection position of the scanner, and can obtain the accurate marking position of the shaft net to be paid off and the datum line to be paid off at the construction site by matching the accurate projection reference point and the accurate distance between the projection scanning point obtained in the BIM model and the virtual shaft net and the virtual datum line respectively, thereby ensuring the accurate and reliable dimension data in the BIM model and realizing the accurate paying off operation at the construction site without error conversion, is beneficial to the quick and accurate development of decoration work.
Specifically, the step S160, according to the position relationship between the positioning element and the virtual shaft network and the virtual reference line obtained in the BIM model, is a method for marking the shaft network to be paid off and the reference line to be paid off in the building structure body at the construction site, and includes the following steps:
step S161, acquiring a projection position of the positioning element and a projection position of the scanner on one wall of the building structure main body according to the projection of the positioning element and the scanner on one wall of the building structure main body on a construction site; in this embodiment, the ground is selected as one of the walls in the building structure main body, and the ground of the construction site and the X-Z projection plane of the reference coordinate system in the BIM model form a one-to-one correspondence relationship, so as to obtain the projection position of the positioning element on the ground and the projection position of the scanner on the ground, wherein the projection position of the positioning element can be obtained by using an infrared measuring instrument, and the projection position of the scanner can be obtained according to the distance from the projection position of the positioning element.
The method for acquiring the projection position of the positioning piece and the projection position of the scanner on one wall of the building structure main body on the construction site according to the projection of the positioning piece and the scanner on one wall of the building structure main body specifically comprises the following operations:
acquiring distances between the projection scanning points and projection reference points in a BIM (building information modeling);
acquiring a projection position of a positioning piece on a construction site;
determining the projection position of the scanner on a construction site according to the projection position of the positioning piece and the distance between the projection scanning point and the projection reference point; specifically, the projection position of the positioning element may be used as a center of a circle, the distance between the projection scanning point and the projection reference point may be used as a radius to form a circle, and the intersection position of the three circles is the projection position of the scanner.
Step S162, according to the distances between the projection reference point and the projection scanning point obtained in the BIM model and the virtual shaft net and the virtual reference line respectively, the positioning piece projection position and the scanner projection position are matched in the building structure main body of the construction site to mark the shaft net to be paid off and the reference line to be paid off, compared with the traditional site decoration method, the invention utilizes the one-to-one corresponding relation between the projection reference point corresponding to the positioning piece in the BIM model, the projection scanning point corresponding to the scanner and the projection position of the positioning piece in the construction site and the projection position of the scanner, and the accurate projection reference point and the accurate distance between the projection scanning point obtained in the BIM model and the virtual shaft net and the virtual reference line respectively to obtain the accurate marking position of the shaft net to be paid off and the reference line to be paid off in the construction site, thereby ensuring the size data in the BIM model to be accurate and reliable, the accurate paying-off operation on a construction site can be realized without error conversion, and the quick and accurate development of decoration work is facilitated.
In step S161, the X-Y projection plane in the reference coordinate system in the BIM model corresponds to the ground of the construction site one to one; in step S182, the projection reference point in the BIM model corresponds to the projection position of the positioning element on the construction site, and the projection scanning point in the BIM model corresponds to the projection position of the scanner on the construction site, so that the distances between the projection position of the positioning element on the construction site and the to-be-paid-off shaft net and the to-be-paid-off reference line can be obtained by the distances between the projection reference point in the BIM model and the virtual shaft net and the virtual reference line, and the distances between the projection reference point and the virtual shaft net and the virtual reference line are equal to each other; the distance between the projection position of the construction site scanner and the to-be-paid-off shaft network and the to-be-paid-off datum line can be obtained through the distance between the projection scanning point in the BIM model and the virtual shaft network and the virtual datum line, and the distance between the projection scanning point and the virtual shaft network and the distance between the projection scanning point and the virtual datum line are equal.
Step S170, decorating a construction site according to a scanning datum plane corresponding to the virtual datum line in the BIM and a space between a building structure main body wall surface corresponding to the virtual datum line; referring to fig. 1 and 3, specifically, firstly, by using a one-to-one correspondence relationship between a projection reference point corresponding to a positioning element in a BIM model, a projection scanning point corresponding to a scanner, and a projection position of a positioning element in a construction site, and a projection position of the scanner, and matching with distances between the accurate projection reference point and the accurate projection scanning point obtained in the BIM model and a virtual axis network and a virtual reference line, an accurate marking position of the axis network to be paid off and the reference line to be paid off in the construction site can be obtained; then, the virtual objects to be decorated are placed between the scanning datum plane corresponding to the virtual datum line and the wall surface of the building structure main body corresponding to the virtual datum line, and then one-to-one corresponding processing is carried out on the construction site according to the placing positions of the virtual objects to be decorated, so that the beautiful effect of the building structure main body after decoration on the construction site is ensured; the object to be decorated is of a hard decoration structure, the object corresponding to decoration design, drainage design and electromechanical design is conveniently placed between the scanning reference surface and the wall surface of the building structure main body corresponding to the virtual reference line, and the building structure main body after decoration treatment is effectively ensured to be more attractive.
Referring to fig. 2 and fig. 3, in one embodiment, after the step S170, the method further includes:
and S180, performing construction treatment on the building structure main body on a construction site according to the distances between the virtual shaft meshes in the BIM model and the wall surfaces of the building structure main body respectively, so that the wall surfaces of the decorated building structure main body are vertical and/or parallel to the projection surface of the reference coordinate system, and the decorated building structure main body is effectively ensured to be more attractive.
The building structure comprises a building structure main body, a building axle net, a building structure main body, a BIM model and a plurality of virtual shaft nets, wherein the BIM model arranges virtual objects to be decorated in the space according to the space between the virtual shaft nets and the wall surface of the building structure main body, then pre-manufactures object objects to be decorated according to the size of the virtual objects to be decorated, and finally attaches the object objects to be decorated on the wall surface of the building structure main body, so that the decoration efficiency is effectively improved, and meanwhile, the error rate of decoration operation on a construction site is reduced.
In summary, the site decoration method based on the BIM of the present invention obtains the accurate marking positions of the shaft network to be paid off and the datum line to be paid off on the construction site through the position relationship among the positioning piece, the virtual shaft network and the virtual datum line in the BIM model; and then placing the virtual objects to be decorated between the scanning reference surface corresponding to the virtual reference line and the wall surface of the building structure main body corresponding to the virtual reference line, and further performing one-to-one correspondence processing on a construction site according to the placing positions of the virtual objects to be decorated, so that the beautiful effect of the building structure main body after decoration on the construction site is ensured.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A BIM-based field decoration method is characterized by comprising the following steps:
placing a positioning piece on a construction site;
building a BIM model;
acquiring a virtual datum line corresponding to the wall surface of the building structure main body in the BIM;
establishing a virtual axis network in a BIM model;
acquiring the position relations of the positioning piece, the virtual shaft screen and the virtual datum line in the BIM model respectively;
marking a shaft network to be paid off and a datum line to be paid off in a building structure main body of a construction site according to the position relation among a positioning piece, a virtual shaft network and a virtual datum line acquired in a BIM model;
and finishing the construction site according to the scanning datum plane corresponding to the virtual datum line in the BIM and the space between the building structure main body wall corresponding to the virtual datum line.
2. The BIM-based site decoration method according to claim 1, wherein after the step of performing decoration processing on the construction site according to the space between the scanning reference plane corresponding to the virtual reference line in the BIM model and the wall surface of the building structure main body corresponding to the virtual reference line, the method further comprises:
and (4) carrying out construction treatment on the building structure main body on a construction site according to the distances between the virtual shaft nets in the BIM model and the wall surfaces of the building structure main body respectively.
3. The BIM-based field decoration method according to claim 1 or 2, wherein the step of constructing the BIM model comprises the steps of:
scanning point cloud data of the wall surface of the building structure main body and the positioning piece to obtain a scanning result, and sending the scanning result to the host; :
and acquiring surface layer information corresponding to the wall surface of the building structure main body and surface layer information corresponding to the positioning piece according to the scanning result, and constructing a BIM model.
4. The BIM-based field decoration method according to claim 1 or 2, wherein the step of obtaining the virtual reference line corresponding to the wall surface of the building structure main body in the BIM model comprises the following steps:
acquiring scanning points on a corresponding surface layer of the wall surface of the building structure main body;
obtaining the projection information of the wall surface scanning points according to the projection of the scanning points on the corresponding surface layer of the wall surface of the building structure main body under one projection surface in the reference coordinate system;
obtaining a convex scanning point projection set according to the wall scanning point projection information;
and acquiring two non-coincident most-convex scanning point projections in the convex scanning point projection set, wherein a connecting line between the two most-convex scanning point projections is a virtual reference line, and the virtual reference line is arranged on the projection plane.
5. The BIM-based field decoration method of claim 4, wherein: the projection surface comprises an X-Y projection surface, an X-Z projection surface or a Y-Z projection surface under a reference coordinate system.
6. The BIM-based field decoration method of claim 4, wherein: the projection set of the convex points is the projection of the scanning points corresponding to the convex parts on the wall surface of the building structure main body on the projection surface under the reference coordinate system.
7. The BIM-based field decoration method according to claim 1 or 2, wherein the step of establishing the virtual shaft network in the BIM model comprises the following specific operation processes:
acquiring the length of a virtual datum line corresponding to the wall surface of the building structure main body in the BIM model;
selecting a virtual shaft network interval;
a virtual hub network is established within the BIM model.
8. The BIM-based site finishing method according to claim 1 or 2, wherein the step of obtaining the positional relationship between the positioning member and the virtual shaft net and the virtual reference line in the BIM model comprises the steps of:
acquiring a projection reference point corresponding to the positioning piece and a projection scanning point corresponding to the scanner according to the virtual position information of the virtual positioning piece and the virtual position information of the scanner in the BIM model;
and acquiring the distances between the projection reference point and the projection scanning point and the virtual axis network and the virtual reference line respectively in the BIM.
9. The BIM-based site finishing method according to claim 1 or 2, wherein the step of marking the shaft net to be paid off and the reference line to be paid off in the building structure body at the construction site according to the position relationship between the positioning member and the virtual shaft net and the virtual reference line obtained in the BIM model comprises the following steps:
acquiring a projection position of a positioning piece and a projection position of a scanner on one wall surface of a building structure main body according to the projection of the positioning piece and the scanner on the one wall surface of the building structure main body on a construction site;
and marking the shaft network to be paid off and the datum line to be paid off by matching the projection position of the positioning piece and the projection position of the scanner in the building structure main body of the construction site according to the distances between the projection reference point and the projection scanning point and the virtual shaft network and the virtual datum line respectively obtained in the BIM model.
10. The BIM-based site finishing method of claim 9, wherein the step of obtaining the projection position of the positioning member and the projection position of the scanner on the one wall of the building structure body according to the projection of the positioning member and the scanner on the one wall of the building structure body on the construction site comprises the following steps:
acquiring distances between the projection scanning points and projection reference points in a BIM (building information modeling);
acquiring a projection position of a positioning piece on a construction site;
and determining the projection position of the scanner on the construction site according to the projection position of the positioning piece, the distance between the projection scanning point and the projection reference point.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113919044A (en) * | 2021-12-14 | 2022-01-11 | 深圳小库科技有限公司 | Automatic generation method and device for light steel keel wall |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106777831A (en) * | 2017-02-10 | 2017-05-31 | 深圳瑞和建筑装饰股份有限公司 | A kind of construction and decoration method based on BIM |
| CN109740246A (en) * | 2018-12-29 | 2019-05-10 | 江苏龙腾数字建造技术研究院有限公司 | A kind of fine fitment Deepen Design optimization method based on BIM |
| CN110512881A (en) * | 2019-08-15 | 2019-11-29 | 刘德建 | A kind of hard-cover construction site projection setting out method based on BIM |
| CN111578916A (en) * | 2020-05-06 | 2020-08-25 | 深圳广田集团股份有限公司 | Intelligent paying-off construction method in decoration engineering based on BIM technology |
| CN111709074A (en) * | 2020-06-04 | 2020-09-25 | 深圳广田集团股份有限公司 | Construction method for intelligently controlling large-space special-shaped curved surface based on BIM technology |
| CN112364423A (en) * | 2020-11-13 | 2021-02-12 | 重庆建工住宅建设有限公司 | Assembly type decoration construction method combining AR technology and BIM technology |
-
2021
- 2021-05-18 CN CN202110541703.5A patent/CN113392445B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106777831A (en) * | 2017-02-10 | 2017-05-31 | 深圳瑞和建筑装饰股份有限公司 | A kind of construction and decoration method based on BIM |
| CN109740246A (en) * | 2018-12-29 | 2019-05-10 | 江苏龙腾数字建造技术研究院有限公司 | A kind of fine fitment Deepen Design optimization method based on BIM |
| CN110512881A (en) * | 2019-08-15 | 2019-11-29 | 刘德建 | A kind of hard-cover construction site projection setting out method based on BIM |
| CN111578916A (en) * | 2020-05-06 | 2020-08-25 | 深圳广田集团股份有限公司 | Intelligent paying-off construction method in decoration engineering based on BIM technology |
| CN111709074A (en) * | 2020-06-04 | 2020-09-25 | 深圳广田集团股份有限公司 | Construction method for intelligently controlling large-space special-shaped curved surface based on BIM technology |
| CN112364423A (en) * | 2020-11-13 | 2021-02-12 | 重庆建工住宅建设有限公司 | Assembly type decoration construction method combining AR technology and BIM technology |
Non-Patent Citations (1)
| Title |
|---|
| 乔森;: "BIM技术在装饰装修管线设计中的应用", 建筑技术开发, no. 03 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113919044A (en) * | 2021-12-14 | 2022-01-11 | 深圳小库科技有限公司 | Automatic generation method and device for light steel keel wall |
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