CAD工程建筑施工图符号.doc

1、CAD工程建筑施工图符号The third part of the building construction plansFirst, the use of housing construction drawings and contentFirst, the use of housing construction drawings and content, the use of housing construction drawings and contentOne11111111, usePurpose and use 2Twenty-two million two hundred and

2、 twenty-two thousand two hundred and twenty-two. contentContent(111111111) guiding the construction(11111) drawings catalogue (both front page)(22222) draw up construction drawing budget(22222) design general description(33333) arrange materials and equipment(33333) construction plans (referred to a

3、s Jianshi)(44444) the manufacture of nonstandard components(44444) structural construction drawings (referred to as carrying out)(55555) equipment construction drawings (hereinafter referred to as facilities)Two, the characteristics of housing constructionOne11111111,The drawings in the construction

4、 drawings are mainly drawn by orthographic projection.Two2222, drawing proportion is smaller, use more unified legend or code name to indicate.Three3333, construction drawings of different content, use different linetype.Three, read the building construction drawing methodOne1111, first look at the

5、drawings Directory - - - - about the type of drawings and the number of sheets.Two2222 read through the catalogue - - - - a brief idea of houses.Three3333, according to the profession by reading. When reading: first, the whole, after the localFirst text description, post patternFigure first and then

6、 sizeFour 、 symbols commonly used in construction drawingsLocating axis: a baseline used to determine the location and dimensions of the main structure or members of a house.For plane, the plane is called the locating axis (that is, the axis of alignment). For vertical, called verticalLocating axis.

7、 The distance between the axes shall be in accordance with the provisions of the modulus series.One1111 、 locating axis:Plane positioning axis number principle: horizontal direction using Arabia digital, from left to right orderWrite; use Latin capitals in vertical directions; write from bottom to t

8、opIIIII, OOOOO, ZZZZZ no!Have to use, avoid the same 11111 and 00000 and 22222 mixed to confuse.Fine solid line diameter 88888mMmmmmMmmm or 1Eleven thousand one hundred and ten0000mMmmmmMmmmnumberTwo hundred and forty120120One hundred and twentyBBBBOne thousand one hundred and elevenBBBBAAAACCCC1111

9、222233331TwoTwo2222, additional positioning axis: used for secondary load-bearing components.1CTwenty-threeExpress 3After axis 3333Represents CAfter the axis CCCCAdditional second2222 axes.Additional first1111 axes.Three3333. Various injection methods for locating axesThirteen5 and 6.ThreeNineteenUs

10、ed 33333 or 33333 for 3More than 3333 general drawingsUsed 22222 axesMore than one axisSerial number axis(two) size and elevation;One1111, size unit;(11111) m (M(mmmm): for elevation and general plan.(22222) mm (MMmmmmMmmm)() except elevation and general plan.Two2222. Elevation definition: a form of

11、 dimensioning to mark the height of a part of a building.(11111) absolute elevation: our country takes the Huang Haihai plane outside Qingdao as the height measured by zero point.(22222) relative elevation: the base level of each elevation is chosen according to the engineering requirement.Generally

12、, the main floor of the ground floor of the house is designated as the zero point of the relative elevation.Three3333, elevation symbol:Used for individual building elevations; used in total plane iconsFour4444, elevation figures: total plane icon, note to two decimal places, and the remaining marke

13、d to decimal after three.The datum level is below the base level and below the datum levelThree+ 0, 3(three) index symbols and detail symbolsOne1111, index symbolThe fine solid line diameter is 1Eleven thousand one hundred and ten0000mMmmmmMmmmExpress：Detail symbols for sectional cutting:Form:Detail

14、 numberCut position lineFourDetailed drawings are drawn on this drawingForty-fiveForty-fiveDetail number, section view, direction lineFrom top to bottom or backDetail drawing numberForty-threeStandard atlas numberDetail numberFour hundred and twelve88J1The standard atlas of the details shows the pag

15、e from right to leftTwo2222 detail symbolsSolid line diameter is 14mmExpress：Form:FourDetail numberForty-fiveDetail numberThe drawings of the index details are numbered(four) legend of building materials;Legend of common building materialsSupplement:Porous material, metal material, coke residue, sla

16、gPlasterboard plasticFive, construction drawingsA building plan shows the overall layout, architectural shape, interior layout, and detail structure of the building,Interior and exterior decoration, construction requirements and other content drawings.Including: general plan, building plan, building

17、 elevation, building section, building details.(a)() general plan; general plan:A general plan is a diagram showing the overall layout of a building site. It is shown in the form of a plane planThe topography, surface features, road, location, orientation, and surroundings of the buildingRelations,

18、etc. Because of the small proportion of the map, the house and all kinds of ground objects and building facilities can not be trueHorizontal projection, but the use of various legends as a symbolic expression.Common legendNew buildingOriginal buildingProposed buildingDemolish buildingsTenForty-six p

19、oint one fiveForty-six point six zero18.5024.5016.5011.30General plan 1:500(two) building plan;One1111, floor plan produced: removeAssume a horizontal cutting plane along the door of the houseThe window opening position of the housing and remove the upperAfter that, the following parts of the cutawa

20、y plane are madeHorizontal projection drawing, referred to as the building planPlan。RetainTwo2222. The name of the floor plan:Bottom plane icon quasi layer planTop floor plan; roof plan3. The graphic content and graphic method of the plan:ProjectionGraphic contentGraphic content shows the flat and f

21、lat layout of the house, including room segmentation and stairsAnd aisle layout, wall column component layout and axis number, door and window location, plane size, WeiFacility layout, etc.Graphic method: 11111) proportionTwo2222) graph linesThree3333) axis numberFour4444) legendFive5555) dimensioni

22、ngCommon legendOne1111, gate codeM such as:M11)2)3)4)5)6)7)M2 M3Dan Shanping opens the doorSingle leaf spring doorDouble casement doorDouble fan spring doorSliding doorSliding doorSliding door2 windowCodeC such as:C1 C2 C3 44444, the wall reserved holes8)Casement windowBXH bottom elevation9)Sliding

23、window10)The high windowFive5555, the wall reserved grooveThree3333, staircaseBxhxt bottom elevationBottom interlayerTop floorPlan dimensions: external and internal dimensions.One1111. External dimensions: three sizes are labeled outside the outer wall.The first (outermost) dimension: the overall di

24、mension of the outside outline of the house, i.e., from the outer wall at one end to the outsideThe total length and width of the outer wall at the other end. Can be used to calculate the construction area and floor space.The dimension between second houses (the middle): the location of the house, t

25、he dimension between the axes, and the axis of the general transverse axisInch is the width of the room, and the dimension between the longitudinal axes is deep dimension.The third (most of the inside) dimensions: the section size, the width and the position of the door and window, the wallPile sect

26、ion, detail structure, etc.Two2222, internal size:All the dimensions inside the exterior wall are used mainly to indicate the location, width and wall of the doors and windows of the interior wallBody thickness, location and size of sanitary apparatus, hearth and washing basin, etc. In addition, sho

27、uld alsoIndicate the relative elevation of the building, the ground, and the name of the room, the door and window number.The ground floor plan adds two items compared to other layers: 11111) compassTwo2222) cut symbolsThe roof plan and the roof plan show three main aspects:One1111, roof drainage. T

28、he partition, such as drainage gutter, roof slope, gully position etc.Two2222, highlight the roof of the object. Such as elevator room, water tank, inspection hole, skylight, chimney and so on.Three3333, detailed practices. Such as high roof flashing, rain gutter, deformation joints, export.(three)

29、building elevation:(three) building elevation: (three) building elevation:One1111, elevation generatedThe building elevation is a orthographic projection on the projection surface parallel to the elevation of the house.Two2222. The naming of elevation:Naming facesNamed on the front, back and sideNam

30、ed by location axisThree3333. The content and graphic method of the elevation:Elevations reflect architecture, appearance, and interiorNeither the structure nor the facilities are drawn. Because of the graphSmaller proportion of doors and windows and buildings can not be fineThe picture is only draw

31、n out in detailOf or relating to a basic figureIn order to express.Graphic method:Graphic method: graphical method:One1111) proportionTwo2222) graph linesThree3333) axis numberFour4444) legendFive5555) dimensioning(four) building profile;One1111, the formation of architectural profiles:With an imagi

32、nary upright projection surface or side vertical projection plane parallel surface housing will be cut open, remove sectionThe part between the plane and the observer, projecting the rest of the projection onto the tangent planeThe resulting graph is called a profile on the projection surface parall

33、el to the plane.They are divided into horizontal and vertical sections.Two2222. The graphic content and graphic method of the sectional drawingGraphic content:Mainly refers to the internal structure of the house, layeredSituation, height of each layer, structure of floor and groundMake and the acces

34、sories in the vertical direction of each otherSystem content.The profile of cutting position should be in reverseThe part of an interior structure that passes through doors and windowsOpenings and stairways.The projection direction and view name of the sectionShould be consistent with the annotation

35、s on the floor plan.Graphic method:ScaleGraph lineAxis numberLegendDimensioning(five) architectural details(five) architectural details (five) architectural detailsWhat is a building detail?What are the building details and what are the building details?Building, flat, vertical and cutaway reflect t

36、he whole picture of the house, but because of the small proportion of drawing, some fineThe structure, methods and materials used in the Department can not be clearly expressed, 240In order to meet the needs of construction, these parts need to be largerThe proportions are drawn individually. Such d

37、rawings are called architectural detailsDetail drawing.Detailed drawings are required including: wall detail,Stair detail, door and window detail, etc.One11111111, wall profile detail:Wall section detail: wall detail:The wall detail is actually the Bureau of the building profileEnlarged drawing.Grap

38、hic content:Graphic content: graphical representation of the ground, floor, roofThe structure and the cornice etc., connecting slab and wallAnd the doors and windows, window sills, plinth, moisture-proofGraphic method:Graphic method: graphical method: 11111) proportionTwo2222) legendLayer, bulk wate

39、r and other details.Three3333) dimensioningFour4444) text description4406060 roof 13333 1:20Three hundred and seventy+0.000-0.450Moistureproof layerPlinthApronC10 fine stone concreteRammed SoilRammed Soil8003%0.900602+0.000-0.450Moistureproof layerPlinthApronC10 fine stone concreteRammed SoilRammed

40、Soil8003%Zero point nine Zero Zero six zero two1:201:2 cement mortar precausions 20 thickC10 fine stone concrete 60 thick3 (6)(9)(5.700)2.700 (8.700) 3Reinforced concrete hollow slab1:2 cement mortar precausions 20 thickBrush big white two road1:20One1:20Two22222222, stairs detailStair detail, stair

41、 detail:Stairs detailing should be drawn stairs, floor plans, staircases section, some details have not yet been clearly expressedLocal, should also be aimed at these parts, further draw a partial detail.Floor plan: a partial enlargement of the staircase.Staircase profile: a partial enlargement of t

42、he part of the staircase.Two22,Stairs detail:The stairs should be drawn with a staircase plan, a staircase profile, and some details that remain unclear,Should also be aimed at these parts further draw a local detail.(1) stair plan: it is partial enlargement of staircase partFigure. It is usually ne

43、cessary to draw a floor plan, an intermediate layer, a plane and a planeTop floor plan.The cutaway position of each floor plan is shown in the figure.One thousand one hundred and twenty-twoGraphical representation of stair floor plan:One1111) scale: usually 11111:5Fifty-five thousand five hundred an

44、d fifty0000.Two2222) line: solid line by splitting the line to the wall, with a fine line projection line step, the ladder is cut offThe projection line is inclined about 6 with the wall surfaceSixty-six thousand six hundred and sixty0000 degreesA representation of a thin broken line at an angle of

45、10 degrees.Three3333) positioning axis: marked with the stairs corresponding to the location of the positioning axis can be.Four4444) dimension: at each level, mark the width and depth of the staircase, the length and width of the ladder,The number and width of the steps, the rest platform and other

46、 details. The length of the ladder should be marked horizontallyThe length is usually expressed by the number of steps multiplied by the step width. See the diagram. It should also be marked on each floorThe height of (ground) surface and rest platform.Five5555) legend: mark the cut at the bottom.9

47、x300=27001800900540020Next 20360018009009001.5003.00016001600160Two planes, 1:501800900Five thousand and four hundred2020360018009009001.500, 3160016001609 x300=27001800 900Five thousand and four hundredThe last 2036001800 900900+0.00016001111+0.000The bottom plane is 1:509 x300=27001800900540020Nex

48、t 20360018009009001.5003.00016001600160Two planes, 1:501800900Five thousand and four hundred2020360018009009001.500, 3160016001609 x300=27001800 900Five thousand and four hundredThe last 2036001800 900900+0.00016001111+0.000The bottom plane is 1:509 x300=27001800 900Five thousand and four hundred202

49、0360018009009004.500, 616001600160The top plane is 1:50In the floor plan, in order to indicate the various buildingsThe upper and lower directions of the stairs can be used on the ladder sectionThe lines and arrows indicate and are on their respective floorsThe floor (ground) surface shall be marked

50、 at the end of the indicating line on and and under. Because of the top stairs, there is no planeUp the ladder, so only under.(22222) staircase profile: a partial section of the staircase to enlarge the section.It can describe the form and structure of stairs in detailMake, as between components, be

51、tween components and wallsLap method, ladder shape, step, railing,The armrest (or tailgate) shape and height.Six thousandGraphical representation of staircase profiles:One1111: proportion: usually 11111:5Fifty-five thousand five hundred and fifty0000.Four thousand and five hundredTwo2222, with a thi

52、ck line: cutting the wall to the lineThe projection line of a line, with a thin solid line,Three thousandThree3333, positioning axis: marked with the staircase relativeThe location of the location should be on the axis of alignment.Four4444 dimensions: in the profile should note the+0.000Floor (ground) surface, rest platform elevation, floorThe height of the ladder and the progression and height of its steps.The height of the stairs is usually multiplied by the progression of the stepsThe height of the step is indicated on the right.10x150=150010x150=150010x150=1