A kind of cast-in-situ hollow building roof for combining framework pore-forming with polyphenyl block with steel mesh
Technical field
The present invention relates to a kind of with the non-cast-in-situ hollow building roof for taking out heart obturator component pore-forming, and in particular to one kind steel mesh
The cast-in-situ hollow building roof of framework pore-forming is combined with polyphenyl block.
Background technology
Poured at present in cast-in-situ reinforced concrete hollow floor technical field, the hermetically sealed obturator component pore-forming of generally use
Injection forming hollow floor, the ZL200410082381.9 declared such as inventor " a kind of hollow floor slab with small dense ribs ", using thin-walled box
Body obturator is embedded in formation " T fonts " stress cross-section hollow layer in floor slab with small dense ribs, solves the small close rib in " T fonts " stress section
The problem of hollow floor top plate is smooth.But without design stress steel between thin-wall box body obturator bottom and hollow floor template
Muscle, individually to apply one layer of cracking resistance steel wire and due to realizing small hollow-ribbed floor as obturator using thin-wall box body,
The thin-wall box body buoyancy of sealing is big, and thin-wall box body makes setting and hardening time length, and mould utilization factor is low, the big matter of thin-wall box body density
Again, the defects of production and transport inconvenience is with thin-wall box body globality poor cracky.
Applicant has invented a kind of cast-in-situ hollow building roof with the netted box component pore-forming of combined type again
(ZL201320466241.6) concrete surface tension force, is made full use of, changes mesh shape and does not allow concrete mortar infiltration netted
In casing, substitute the hermetically sealed hollow filling body of prior art using the netted box component of the combined type of blow-by or polystyrene steeps
Foam hatching solid body, the defects of overcoming existing hollow floor non-core-drawing pore-creating obturator to exist;Reach that manufacturing speed is fast, production
Efficiency high, good with concrete plyability, cost is low, transport and it is easy for construction, do not produce buoyancy, be light, without it is damaged, unshift,
Exempt isolation cushion block and elongated fixed steel bars etc..The breakthrough of cast-in-situ hollow building roof new technology is realized, has become hollow floor
Art innovative technology;, must but the netted box component of combined type will bear the pressure of construction loads and top flange concrete
Must be to making substantial amounts of support and the closure of port in case.
Applicant has invented a kind of hollow floor system made using reinforced bar foam combination filling component again
(ZL201120420051.1) develop a kind of using making reinforced bar foam combination filling component pore-creating cast-in-situ hollow floor, this kind of building
The reinforced bar foam combination filling component speed of production of lid is fast, efficiency high, cost is low, floor construction is convenient, prevents floor bar falls into
Enter the hidden dangers in project brought in foam, exempt control noggin piece and the cushion block and quarantine measures of lower flange thickness, but with one
The defects of unitary foam block is uneconomical, and the overall isolation on foam and the upper and lower edge of a wing is not good enough, vertical direction buoyancy does not solve.
Therefore, it is a kind of good into pole with hollow floor implementation overall performance to develop, and has both made full use of concrete table
Face tension force, change steel lattice shape and do not allow concrete mortar to penetrate into steel mesh, do not produce buoyancy, enhancing good with concrete blending
Structural-load-carrying capacity, relatively thin polyphenyl block is taken to turn into the both ends side wall that steel mesh is formed on the inside of combination receptacle frame body, and supporting steel again
Net forms interior outage degree between the frame top and frame bottom of combining framework, and polyphenyl block is placed in steel mesh and steel mesh is played a supporting role, holds
By the construction loads on frame top and the normal pressure of top flange concrete, both have combined to form steel mesh and have combined framework with polyphenyl block to replace
For the hermetically sealed hollow filling body pore-creating cast-in-situ hollow floor of prior art;Realize steel mesh and framework industrialization life is combined with polyphenyl block
Production, overcome prior art and the defects of a large amount of supports and framework closure trouble inside framework, cost is high be present, break through cast-in-place hollow
Superstructure prior art, have become the urgent need of hollow floor art innovation.
The content of the invention
It is an object of the invention to which steel mesh advantage and polyphenyl block performance are organically combined, a kind of brand-new cast-in-place hollow is provided
Superstructure hole creating technology, the cast-in-situ hollow building roof of framework pore-forming is combined with polyphenyl block using steel mesh, optimize existing cast-in-situ hollow building roof
Hole creating technology, overcome that existing hollow floor hole creating technology has vertical anti-floating, horizontal displacement, blending difference need to add spacer and
The defects of cushion block, breakage, construction are tired of lock;In particular with steel mesh and polyphenyl block innovative combination, steel mesh turns into the master of combination framework
Body, polyphenyl block are both a part for frame body, are the supporter of steel mesh again, both collective effects, lift obturator overall technology water
It is flat;Combination framework industrialization degree is high, armored concrete and the combo box body blending of superstructure are exempted isolating and cushion block, transport well
Easy for installation, construction does not produce buoyancy and displacement when pouring into a mould, and realizes the cast-in-situ hollow building roof that construction quality controls well;
Technical scheme is as follows, a kind of cast-in-situ hollow building roof for combining framework pore-forming with polyphenyl block with steel mesh, by
Girder, girt strip, top flange plate, bottom wing listrium, steel mesh combine framework composition with polyphenyl block;Described girder is reinforced concrete local soil type
Close beam or section steel beam;Described steel mesh combines framework with polyphenyl block and formed by steel mesh and the interaction of polyphenyl block;Described steel mesh
The framework of combination framework is formed, two side walls containing framework top, framework bottom and frame body;The steel mesh contains reticular lamina and reinforcement
Rib and connecting plate and side muscle, the reticular lamina and ribs and connecting plate and side muscle form interaction overall structure;The steel
The several rows of bending line for flattening ribs is suppressed with the vertical direction of net ribs;At least two pieces of described polyphenyl block with
Empty specification identical side wall in the another both ends of framework that steel mesh is formed, and supporting steel net is formed between the frame top and frame bottom of combination framework
Interior outage degree.
It is more highly preferred to, the steel mesh forms the polyhedron of two side walls of frame top, frame bottom and frame body, and steel mesh head and the tail overlap
Position the surface area of amount of lap≤frame top surface or frame bottom surface, directly constitutes sub-surface reinforcement in frame top surface.
It is more highly preferred to, the steel mesh is formed in the polyhedron of two side walls of frame top, frame bottom and frame body, frame bottom and frame body
Corner forms the hook, stock, string relation, its crisperding and stock of right angled triangle when selecting string, case height degree h=box heights H-
The high H of crisperding1;Bottom half length L=box width B- stocks 2b in 2b+ strings2。
It is more highly preferred to, the polyphenyl block is formed to combine with steel mesh and combined closely on the inside of framework framework both ends, in ribs
Vertical direction sets the rectangle polyphenyl block equal with box height, and supporting steel net is formed in the top frame and frame bottom of combination receptacle frame frame
Outage degree.
It is more highly preferred to, there is set aside pre-embedded pipe and vertical duct hole in the cast-in-situ hollow building roof;Described set aside pre-embedded
Pipe is arranged in cast-in-situ hollow building roof top flange or lower flange or girt strip and girder;Described vertical duct hole built-in fitting is arranged on
Steel mesh combined with polyphenyl block framework frame top and with the frame bottom position corresponding to frame top.
A kind of cast-in-situ hollow building roof for combining framework pore-forming with polyphenyl block with steel mesh of the present invention, by reinforced concrete girder
Or steel main beam, armored concrete girt strip, top flange plate, bottom wing listrium, steel mesh combine framework composition with polyphenyl block.Pour at the scene
Note hollow floor mould lining out, determine the position of girder, girt strip and steel mesh and polyphenyl block combo box body construction placement, colligation into
Type girder and secondary beam, in the net post that post and girder are formed, the secondary beam intersected in length and breadth forms grid, is " work " font stress section
Hollow floor arrangement lower flange reinforcing bar after lay steel mesh within a grid and combine framework with polyphenyl block, be " T " font stress section
Hollow floor directly within a grid lay steel mesh combine framework with polyphenyl block;First prepare batch before cast-in-situ hollow building roof construction
Steel mesh combines framework with polyphenyl block, and it is the steel mesh made of special purpose machinery that steel mesh, which combines framework with polyphenyl block, and steel mesh contains reticular lamina
With ribs and connecting plate and side muscle, reticular lamina and ribs and connecting plate and side muscle formation interaction overall structure;By institute
Need specification to calculate total length stock, several rows of bending line is suppressed with the vertical direction of every piece of steel mesh ribs, form bending
Compression graticule, be easy to entire row ribs along row's bending line bending.Based on frame bottom line, two string sides are first rolled over respectively, then
Two frame body side walls of framework, thereafter right-angle folding frame top surface are rolled over, steel mesh head and the tail should not dock, and amount of lap is general≤surface on frame top
Product, allowing two ends to overlap bilayer on frame top is advisable, and the frame that overlapping bilayer both enhances combination framework offends and disobey with rude remarks construction loads malleation
Power, the effect for being suspended in frame top concrete mortar anti-leakage is served again, prevent concrete mortar forward direction from leaking into framework;Steel mesh
Form the polyhedron of two side walls of frame top, frame bottom and frame body, steel mesh head and the tail overlapping part in side wall, amount of lap≤side wall
Highly;Steel mesh is formed in the polyhedron of two side walls of frame top, frame bottom and frame body, and frame bottom forms right angle trigonometry with frame body corner
The hook of shape, stock, string relation, its crisperding and stock are when electing string as, the high H of frame height degree h=framework height H- crisperdings1;Frame bottom length L
=frame width B- stocks 2b in 2b+ strings2, be advantageous to the frame bottom that concrete is injected into combination framework, pour into smooth bottom wing
Edge top plate.At least two pieces of polyphenyl block is identical with the framework hollow type sample that steel mesh is formed, and turns into steel mesh and is formed in the both ends of framework
The side wall of side frame body, the side wall for forming the both ends inner side frame body of combination framework for blocking steel mesh, and supporting steel net forms combination
Interior outage degree between the frame top and frame bottom of framework, the actual height of control combination framework;Steel mesh and thin piece of polyphenyl block are in factory's system
After performing at the construction field (site) installation be combined into needed for hollow floor into pole, when making larger combination framework, along steel
Inframe increase and the contour polyphenyl block thin plate of framework of net reinforcement vertical direction, supporting steel net form the frame of combination receptacle frame frame
The ability of construction loads and concrete normal pressure is born in interior outage degree between top and frame bottom, increase;Making larger combo box
Framework can also be combined during body with gas tube using steel mesh, gas tube is by the closed gas courage of plastics film production, charging connector and fills
There is a point courage shin in gas courage, divide courage shin to be to realize turning function during gas tube one tube multipurpose, dividing in courage shin has filling channel, and
Valve is saved, several points of gas courages, shares a charging connector, when dividing the inflation of gas courage, the gas transmission in filling channel;Divide courage shin width>
80mm is that solve the angle of turn between two points of gas courages;After being inflated with air pump gas transmission sluice gate to gas tube valve scene, inflation
Pipe forms the frame body another two side wall that steel mesh combines framework with gas tube.Making along the longer combination framework in ribs direction
When, at least two points of gas courage shins form three points of gas courages in gas tube courage, and it divides gas courage to form " Z " font, " Z " in framework
Two points of gas courages of the upper and lower ends of font block and the frame body another two side wall of support combinations framework, point among " Z " font
The support of gas courage, outage degree and the normal pressure of construction loads and concrete is born in control combination framework, diameter≤group of gas tube
Close the height of framework;When gas tube construction when be unsatisfactory for normal pressure and construction loads when gas tube it is additional enhancing protective layer and
The sealing protection measure of charging connector.In the grid that girt strip in length and breadth is formed, after steel mesh combines framework placement with polyphenyl block, then
Laying and colligation top flange plate reinforcing bar, correction steel mesh combine frame body position with polyphenyl block, pour into a mould concrete, shock, conserve, tear building open
Cover mold plate shape combines the cast-in-situ hollow building roof of framework pore-forming into required steel mesh with polyphenyl block.
Brief description of the drawings
Fig. 1 is that the steel mesh of first embodiment of the invention combines framework steel net structure figure with polyphenyl block.
Fig. 2 is that the steel mesh of second embodiment of the invention combines the equivalent sectional view of framework steel mesh with polyphenyl block.
Fig. 3 a are that the steel mesh of third embodiment of the invention combines the vertical section figure of framework polyphenyl block combination with polyphenyl block.
Fig. 3 b are that the steel mesh of third embodiment of the invention combines the horizontal sectional view of framework polyphenyl block combination with polyphenyl block.
Fig. 4 a are that the steel mesh of fourth embodiment of the invention combines the vertical section figure of framework with polyphenyl block.
Fig. 4 b are that the steel mesh of fourth embodiment of the invention combines the horizontal sectional view of framework with polyphenyl block.
Fig. 5-1 is the first hollow floor sectional view that steel mesh of the present invention combines framework pore-forming with polyphenyl block.
Fig. 5-2 is second of hollow floor sectional view that steel mesh of the present invention combines framework pore-forming with polyphenyl block.
Fig. 5-3 is the first hollow floor sectional view that steel mesh of the present invention combines framework pore-forming with polyphenyl block.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is that the steel mesh of first embodiment of the invention combines framework steel net structure figure with polyphenyl block.As shown in figure 1, steel mesh
The steel mesh that framework is combined with polyphenyl block contains reticular lamina 56 and ribs 57 and connecting plate 58 and side muscle 53, reticular lamina 56 and ribs
57 and connecting plate 58 and side muscle 53 form interaction overall structure;Bending line is suppressed with the vertical direction of steel mesh ribs 57
59;Steel mesh is fabricated to frame bottom 51, string side b2, frame body side wall 531 and side wall 532, frame top 54 and frame top 55.
Fig. 2 is that the steel mesh of second embodiment of the invention combines the equivalent sectional view of framework steel mesh with polyphenyl block, as shown in Fig. 2
Steel mesh combines the polyhedron that framework steel mesh forms two side walls 531,532 of frame top 54 and 55, frame bottom 51 and frame body with polyphenyl block,
Wherein framework bottom lengths L=frame width B- stocks 2b in 2b+ strings2;Steel mesh head and the tail overlapping part is in frame top surface, amount of lap
The surface area of≤frame top surface, overlapped by frame top 54, frame top 55, fixed with fastener 52, directly constitute sub-surface reinforcement.
Fig. 3 a- Fig. 3 b are that the steel mesh of third embodiment of the invention combines framework polyphenyl block making constitutional diagram with polyphenyl block, such as
Shown in Fig. 3 a sections, the polyphenyl block that steel mesh combines framework with polyphenyl block blocks the inner side two that the framework for combining framework is formed by steel mesh
Shown in port side wall 533,534, Fig. 3 b horizontal cross-sections, gather along the inframe increase of steel mesh reinforcement vertical direction and framework are contour
Benzene block thin plate 535, supporting steel net form interior outage degree between the frame top and frame bottom of combining framework, and increase is born construction loads and mixed
Coagulate the ability of native normal pressure.
Fig. 4 a, Fig. 4 b are that the steel mesh of fourth embodiment of the invention combines framework " Z " font figure with polyphenyl block, as shown in the figure,
" Z " font figure is formed when with body gas tube replacement polyphenyl block.As shown in Fig. 4 a, 4b, with air pump gas transmission sluice gate to gas tube 6
After the inflation of the scene of charging connector 64, the frame body another two side wall 533,534 of framework is combined, at least two points of gas courages in gas tube courage
Shin 65 forms three points of gas courages 61,62,63, and it divides gas courage to form " Z " font in framework, and the two of the upper and lower ends of " Z " font
The individual frame body another two side wall 533,534 for dividing the closure of gas courage and support combinations framework, among " Z " font divide gas courage 62 to support,
Outage degree and the normal pressure for bearing construction loads and concrete in control combination framework, the diameter of gas tube are equal to combination framework
Height H;Gas tube strengthens the sealing protection measure of the gentle mouth of layer material when condition of construction is special in polyphenyl block overcoat.
Fig. 5-1, Fig. 5-2, Fig. 5-3 are the hollow floor sectional view that steel mesh of the present invention combines framework pore-forming with polyphenyl block.
Rule on the building template of cast-in-site hollow floor, determine the position of girder 1, girt strip 4 and the combination construction placement of framework 5 of polyphenyl block
Put, colligation shaping girder 1 and girt strip 4, in the net post that post and girder are formed, the girt strip 4 intersected in length and breadth forms grid, " work " word
Steel mesh is laid within a grid after the type stress section 5-1 hollow floor arrangement reinforcing bar of lower flange 3, and framework 5 is combined with polyphenyl block, then
Lay and the reinforcing bar 7 of colligation top flange 2, levelling steel mesh combine the position of framework 5 with polyphenyl block, pour into a mould concrete.As Fig. 5-2 is used
The hollow floor in " T " font stress section directly lays steel mesh and combines framework 5 with polyphenyl block within a grid, the difference with Fig. 5-1
Simply no reinforcing bar of lower flange 3, concrete and the frame bottom steel mesh at frame bottom are compounded to form lower flange 3;Fig. 5-3 and Fig. 5's-1 or 5-2
Difference is that girder is section steel beam;Used in hollow floor during ventilating system and stay pre-manufactured hole 9 on beam natural axis;Need to add during complementary energy
Heating cable 8.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
The present invention is described in detail with reference to above-described embodiment for pipe, it should be understood by a person of ordinary skill in the art that still
The embodiment of the present invention can be modified or equivalent substitution, and end departs from any of spirit and scope of the invention
Modification or equivalent substitution, it all should cover among scope of the presently claimed invention.