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20252453-T-424 项目

4.1.3.1.1.2 机械紧固件特性(Mechanical Fastener Attributes)

下图展示了应用此概念时使用的通用类和关系。 此外,概念可能对常见或标准化的行业实践和场景具有特殊意义。对于这些特定的使用场景,下表展示了用户可采用的推荐通用使用模式列表。

<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a> IfcMechanicalFastener 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1]      HasAssignments [0:?]      Nests [0:1]      IsNestedBy [0:?]      HasContext [0:1]      IsDecomposedBy [0:?]      Decomposes [0:1]      HasAssociations [0:?] 5. ObjectType [0:1]      IsDeclaredBy [0:1]      Declares [0:?]      IsTypedBy [0:1]      IsDefinedBy [0:?] 6. ObjectPlacement [0:1] 7. Representation [0:1]      ReferencedBy [0:?]      PositionedRelativeTo [0:?]      ReferencedInStructures [0:?] 8. Tag [0:1]      FillsVoids [0:1]      ConnectedTo [0:?]      IsInterferedByElements [0:?]      InterferesElements [0:?]      HasProjections [0:?]      HasOpenings [0:?]      IsConnectionRealization [0:?]      ProvidesBoundaries [0:?]      ConnectedFrom [0:?]      ContainedInStructure [0:1]      HasCoverings [0:?]      HasSurfaceFeatures [0:?] 9. NominalDiameter [0:1] 10. NominalLength [0:1] 11. PredefinedType [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcIdentifier.htm'>IfcIdentifier</a> IfcIdentifier <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:Tag1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcIdentifier.htm'>IfcIdentifier</a>:IfcIdentifier0 IfcPositiveLengthMeasure_0 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:NominalDiameter1->IfcPositiveLengthMeasure_0:IfcPositiveLengthMeasure0 IfcPositiveLengthMeasure_4 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:NominalDiameter1->IfcPositiveLengthMeasure_4:IfcPositiveLengthMeasure0 IfcPositiveLengthMeasure_1 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:NominalLength1->IfcPositiveLengthMeasure_1:IfcPositiveLengthMeasure0 IfcPositiveLengthMeasure_5 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:NominalLength1->IfcPositiveLengthMeasure_5:IfcPositiveLengthMeasure0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRelDefinesByType.htm'>IfcRelDefinesByType</a> IfcRelDefinesByType 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatedObjects [1:?] 6. RelatingType [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastener.htm'>IfcMechanicalFastener</a>:IsTypedBy1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRelDefinesByType.htm'>IfcRelDefinesByType</a>:RelatedObjects0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastenerType.htm'>IfcMechanicalFastenerType</a> IfcMechanicalFastenerType 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1]      HasAssignments [0:?]      Nests [0:1]      IsNestedBy [0:?]      HasContext [0:1]      IsDecomposedBy [0:?]      Decomposes [0:1]      HasAssociations [0:?] 5. ApplicableOccurrence [0:1] 6. HasPropertySets [1:?]      Types [0:1] 7. RepresentationMaps [1:?] 8. Tag [0:1]      ReferencedBy [0:?] 9. ElementType [0:1] 10. PredefinedType [1:1] 11. NominalDiameter [0:1] 12. NominalLength [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRelDefinesByType.htm'>IfcRelDefinesByType</a>:RelatingType1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastenerType.htm'>IfcMechanicalFastenerType</a>:IfcMechanicalFastenerType0 IfcPositiveLengthMeasure_2 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastenerType.htm'>IfcMechanicalFastenerType</a>:NominalDiameter1->IfcPositiveLengthMeasure_2:IfcPositiveLengthMeasure0 IfcPositiveLengthMeasure_3 IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcMechanicalFastenerType.htm'>IfcMechanicalFastenerType</a>:NominalLength1->IfcPositiveLengthMeasure_3:IfcPositiveLengthMeasure0
Figure 4.1.3.1.1.2.A

General Usage

ApplicableEntity
IfcMechanicalFastener
表 4.1.3.1.1.2.B