A kind of manufacture method of figuratum Flexible formwork assembly crotch post
Technical field
The present invention relates to a kind of manufacture method of crotch post, more particularly, relate to a kind of manufacture method of figuratum Flexible formwork assembly crotch post.
Background technology
Concrete is a kind of constructional materials be most widely used, and itself has good mobility, durability, can be used for building the structure of nearly all geometry.But, in traditional reinforced concrete construction, adopt wooden form or metal form, consume a large amount of supplementary materials in construction, and the mobility of concrete itself is seldom fully utilized.
The reinforced concrete structure of phase very early can be traced back in the concrete source of fabric form, and in the thirties in 20th century, fabric concrete is commonly used to the construction operation of underwater concrete; Along with the late period sixties 20th century, the invention of high strength fabric establishment technique, makes the concrete development of fabric form enter second stage.From the architects such as MiguelFisac bring into use this new technology, build the building more and more with labyrinth shape by this technology all over the world.
Summary of the invention
1. invent the technical problem that will solve
The object of the invention is to overcome above-mentioned deficiency, provide a kind of manufacture method of figuratum Flexible formwork assembly crotch post, adopt technical scheme of the present invention, easy to operate, adopt the Flexible formwork assembly of permeability, look for type by simple structural meterials, take full advantage of the mobility of concrete itself, guarantee that crotch post surface has the curve that causes of Flexible formwork assembly nature tensioning, produce band texture reasonable stress and the strong crotch post of durability.
2. technical scheme
For achieving the above object, technical scheme provided by the invention is:
The manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present invention, the steps include:
(1) wooden form is made;
(2) on wooden form, draw the planar graph of crotch post, then go out required figure with cutting machine or saw according to painted planar graph profile scroll saw;
(3) all uniform application release agent on the texture face of first floor sofa cloth and second layer sofa cloth, then the texture face texture face of second layer sofa cloth being laid on first floor sofa cloth forms two-layer fabric;
(4) two-layer fabric is laid on the crotch post profile place of wooden form, re-use little batten and to be fixed on wooden form by two-layer fabric along crotch post outline line and to form Flexible formwork assembly, concrete two-layer fabric fixing step is:
One, along trunk right outline line, two-layer fabric is fixed on wooden form with little batten, again with hand by be positioned at trunk blank part office two-layer fabric downwards by, the two-layer fabric being positioned at trunk blank part office is made to form a semicircle or ellipticity, this semicircle or elliptoid camber line girth consistent with the girth of required crotch post trunk part, finally along trunk revolver profile, two-layer fabric is fixed on wooden form with little batten;
Two, the weight that placement one is lighter on the two-layer fabric being positioned at branch blank part office, the two-layer fabric being positioned at branch blank part office is naturally drooped, two-layer fabric is evened up whole simultaneously, re-using shorter little batten is fixed on wooden form along branch outline line by two-layer fabric from the bottom up, and before requiring that every section little batten is fixed, along fold outside stretch-draw, two-layer fabric is paved, make the two-layer fabric being positioned at branch blank part office form a comparatively smooth curved surface;
Three, along " V " font branch bifurcated outline line, two-layer fabric is fixed on wooden form from the bottom up with little batten, and require that the two-layer fabric being positioned at branch blank part office forms diminishing semicircle or an ellipticity from lower to upper, this semicircle or elliptoid camber line girth consistent with the girth of required crotch post branch part;
Four, two of branch outline line top little battens are removed;
(5) reinforcing steel bar cage is placed between two-layer fabric, and with steel wire, the two-layer fabric of crotch column bottom is sewed up;
(6) diagonal brace is used to be supported by wooden form;
(7) concrete pours between two-layer fabric from branch profile top, vibrates with steel pipe, requires at a thicker steel-bar arrangement between two-layer fabric;
(8) maintenance, the demoulding, obtains crotch post goods.
Further, described wooden form is pin-connected panel plank, and the assembled fixed point of this pin-connected panel plank is avoided crotch post profile and arranged.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present invention, its wooden form is pin-connected panel plank, easy to make, and discarded wood board splicing can be adopted to form, and wooden form cost is low;
(2) manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present invention, its all uniform application release agent on the texture face of first floor sofa cloth and second layer sofa cloth, the texture face again the texture face of second layer sofa cloth being laid on first floor sofa cloth forms two-layer fabric, when selecting cloth, generally sheeting can be adopted, the sofa cloth of geotextiles and band texture, known by contrasting, general sheeting is comparatively had difficult labour raw figure, although geotextiles has certain water permeability, but itself more easily produce fold and affect figure generation, and the water permeability of sofa cloth with texture and toughness better, and easily produce texture at concrete surface, therefore the sofa cloth of band texture is adopted to make the Flexible formwork assembly of permeability, the Flexible formwork assembly of permeability can make concrete have stronger durability, and effectively reduce carbonation depth and Chloride Attack, application flexibility template can also avoid the use of conventional method simultaneously, the vision effect that concrete surface reaches good can be made,
(3) manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present invention, two-layer fabric is laid on the crotch post profile place of wooden form by it, re-use little batten along crotch post outline line two-layer fabric to be fixed on wooden form and to form Flexible formwork assembly, fixing of two-layer fabric is simple, easy to operate, take full advantage of the mobility of concrete itself, guarantee the surperficial curve that there is the tensioning of Flexible formwork assembly nature and cause of crotch post.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of manufacture method step (1) (2) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 2 and Fig. 3 is the schematic diagram of step one in the manufacture method step (4) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 4 is the schematic diagram of step 2 in the manufacture method step (4) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 5 is the schematic diagram of step 3 in the manufacture method step (4) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 6 is the schematic diagram of step 4 in the manufacture method step (4) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 7 is the schematic diagram of the manufacture method step (7) of a kind of figuratum Flexible formwork assembly crotch post of the present invention;
Fig. 8 is the schematic diagram of the manufacture method step (8) of a kind of figuratum Flexible formwork assembly crotch post of the present invention.
Detailed description of the invention
For understanding content of the present invention further, the present invention is described in detail by reference to the accompanying drawings.
The manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present embodiment, the steps include:
(1) make wooden form, wooden form is pin-connected panel plank, and the assembled fixed point of this pin-connected panel plank is avoided crotch post profile and arranged, and easy to make, discarded wood board splicing can be adopted to form, and wooden form cost is low;
(2) on wooden form, draw the planar graph of crotch post, then go out required figure (shown in Figure 1) with cutting machine or saw according to painted planar graph profile scroll saw;
(3) all uniform application release agent on the texture face of first floor sofa cloth and second layer sofa cloth, the texture face again the texture face of second layer fabric being laid on first floor fabric forms two-layer fabric, when selecting cloth, generally sheeting can be adopted, the sofa cloth of geotextiles and band texture, known by contrasting, general sheeting is comparatively had difficult labour raw figure, although geotextiles has certain water permeability, but itself more easily produce fold and affect figure generation, and the water permeability of sofa cloth with texture and toughness better, and easily produce texture at concrete surface, therefore the sofa cloth of band texture is adopted to make the Flexible formwork assembly of permeability, the Flexible formwork assembly of permeability can make concrete have stronger durability, and effectively reduce carbonation depth and Chloride Attack, application flexibility template can also avoid the use of conventional method simultaneously, the vision effect that concrete surface reaches good can be made,
(4) two-layer fabric is laid on the crotch post profile place of wooden form, re-use little batten along crotch post outline line two-layer fabric to be fixed on wooden form and to form Flexible formwork assembly, easy to operate, take full advantage of the mobility of concrete itself, guarantee the surperficial curve having the tensioning of Flexible formwork assembly nature and cause of crotch post, concrete two-layer fabric fixing step is:
One, along trunk right outline line, two-layer fabric is fixed on wooden form with little batten, again with hand by be positioned at trunk blank part office two-layer fabric downwards by, the two-layer fabric being positioned at trunk blank part office is made to form a semicircle or ellipticity, this semicircle or elliptoid camber line girth consistent with the girth of required crotch post trunk part, finally along trunk revolver profile, two-layer fabric is fixed on (shown in Fig. 2 and Fig. 3) on wooden form with little batten;
Two, the weight that placement one is lighter on the two-layer fabric being positioned at branch blank part office, the two-layer fabric being positioned at branch blank part office is naturally drooped, two-layer fabric is evened up whole simultaneously, re-using shorter little batten is fixed on wooden form along branch outline line by two-layer fabric from the bottom up, and before requiring that every section little batten is fixed, along fold outside stretch-draw, two-layer fabric is paved, make the two-layer fabric being positioned at branch blank part office form a comparatively smooth curved surface (shown in Figure 4);
Three, along " V " font branch bifurcated outline line, two-layer fabric is fixed on wooden form from the bottom up with little batten, and require that the two-layer fabric being positioned at branch blank part office forms diminishing semicircle or an ellipticity from lower to upper, the girth consistent (shown in Figure 5) of this semicircle or elliptoid camber line girth and required crotch post branch part;
Four, two of branch outline line top little battens are removed (shown in Figure 6);
(5) reinforcing steel bar cage is placed between two-layer fabric, and with steel wire, the two-layer fabric of crotch column bottom is sewed up;
(6) diagonal brace is used to be supported by wooden form;
(7) concrete pours between two-layer fabric from branch profile top, vibrates with steel pipe, requires at a thicker steel-bar arrangement (shown in Figure 7) between two-layer fabric;
(8) maintenance, the demoulding, obtains crotch post goods (shown in Figure 8).
The manufacture method of a kind of figuratum Flexible formwork assembly crotch post of the present invention, easy to operate, adopt the Flexible formwork assembly of permeability, type is looked for by simple structural meterials, take full advantage of the mobility of concrete itself, guarantee the surperficial curve that there is the tensioning of Flexible formwork assembly nature and cause of crotch post, produce the crotch post that the durability of band texture is strong.
Schematically above be described the present invention and embodiment thereof, this description does not have restricted, and also just one of the embodiments of the present invention shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the invention aim, designing the frame mode similar to this technical scheme and embodiment without creationary, all should protection scope of the present invention be belonged to.