CN1970931A - Cast-in-situ concrete hollow slab - Google Patents

Cast-in-situ concrete hollow slab Download PDF

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Publication number
CN1970931A
CN1970931A CN 200610121947 CN200610121947A CN1970931A CN 1970931 A CN1970931 A CN 1970931A CN 200610121947 CN200610121947 CN 200610121947 CN 200610121947 A CN200610121947 A CN 200610121947A CN 1970931 A CN1970931 A CN 1970931A
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China
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cast
plate
shuttering
concrete
place concrete
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Granted
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CN 200610121947
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Chinese (zh)
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CN1970931B (en
Inventor
邱则有
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Hunan Qiuzeyou Patent Strategy Planning Co Ltd
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邱则有
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Priority to CN200510097777.5 priority Critical
Priority to CN200510097777 priority
Application filed by 邱则有 filed Critical 邱则有
Priority to CN2006101219473A priority patent/CN1970931B/en
Publication of CN1970931A publication Critical patent/CN1970931A/en
Application granted granted Critical
Publication of CN1970931B publication Critical patent/CN1970931B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Disclosed is a cast-in-situs concrete hollow slab which comprises a reinforced-bar concrete (1) and shuttering members (2), the shuttering member (2) is enclosed in the reinforced-bar concrete (1), the shuttering members (2) are arranged alternatively, a cast-in-situ reinforced-bar concrete rib (3) is arranged between them, and a cast-in-situ reinforced concrete upper slab (4) is arranged above, a cast-in-situ reinforced concrete upper slab (5) is arranged below, the shuttering members (2) comprise an upper board (6) and peripheral side panels (7), the upper board (6) and the peripheral side panels (7) encloses an open basin shape component, characterized in that an upper board dormer window (56) is arranged on the upper board (6) of the basin form component at a central portion, the lower basin mouth of the peripheral side panels (7) is provided with at least a projected transverse reinforcing rib (12) on at least one side. As a result, the invention can be applied to cast-in-situ reinforced concrete or prestressed reinforcement concrete's hollow storied-building roofings, house roofings, walls, foundation bedplates and hollow bridges, especially for hollow flat slabs.

Description

A kind of cast-in-place concrete cored
(1) technical field
The present invention relates to a kind of cast-in-place concrete cored.
(2) background technology
The most of precast hollow slab that adopts of the building of brick mix structure and frame construction is as cast-in-place concrete cored plate at present, this cast-in-place concrete cored plate has advantages such as speed of application is fast, cost is low, but owing to firmly do not link between adjacent two precast hollow slabs, only use cement mortar blind, thereby not only globality is poor, be unfavorable for antidetonation, and phenomenons such as slit cracking, infiltration often occur, put to no little inconvenience and psychological pressure to resident family.In order to address the above problem, a lot of building have adopted the method for Cast-in-place concrete floor (hollow, solid).Though the Cast-in-place concrete floor has solved antidetonation and problems of crack, when construction, to use a large amount of templates, like this, not only increased expense, and the speed of application that slowed down, prolonged the duration.The patent No. is ZL00203695.9's " combination concrete hidden rib cast-in-place concrete cored plate " utility model patent, it is made up of prefabricated plate, formwork, dark rib, upper plate, each prefabricated plate is horizontal positioned at interval, on prefabricated plate, be fixed with formwork, formwork comprises upper plate and side plate on every side, be provided with dark rib between contiguous prefabricated thin plate or the formwork, upper plate covers on the formwork, and connect as one with dark rib, the cast-in-place concrete cored plate of this kind no longer needs to use in a large number template, accelerate speed of application, shortened the duration, thereby reduced cost.But, the lower shoe of this cast-in-place concrete cored plate is a prefabricated plate, has the amalgamation seam each other, and globality is poor, if lower shoe adopts the cast-in-situ reinforced concrete plate, though good integrity, the problem that does not exist amalgamation to stitch, construction is inconvenient, the Cast-in-place concrete leakiness, be prone to problems such as voids and pits, therefore, develop a kind of novel cast-in-place concrete cored for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of cast-in-place concrete coredly, have good overall performance, and easy construction, construction cost is low, construction quality good.
Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, shuttering member, shuttering member is wrapped up in and is contained in the steel bar concrete, shuttering member alternately, be the cast-in-situ reinforced concrete rib each other, it on it cast-in-situ reinforced concrete upper plate, it is the cast-in-situ reinforced concrete lower plate down, shuttering member comprises upper plate, sidewall on every side, upper plate, sidewall surrounds uncovered basin-shaped component on every side, it is characterized in that described basin-shaped component upper plate middle part has a upper plate skylight, at least one side of the lower basin mouth of sidewall has at least one to protrude horizontal reinforcing rib on every side.Like this, when basin-shaped component upper plate middle part has a upper plate skylight, when at least one side of the lower basin mouth of sidewall has at least one to protrude horizontal reinforcing rib on every side, concrete can pour into from hole, upper plate middle part to shuttering member bottom formation Cast-in-place concrete thin plate, made things convenient for construction application, and the reinforcing rib that laterally protrudes has improved the intensity of shuttering member basin mouth, make it be difficult for cracking destruction, the quality that has guaranteed shuttering member has reduced loss, saved cost, be applicable to the hollow building cover of cast-in-situ reinforced concrete or prestressed reinforced concrete, roof system, body of wall, sole plate and hollow bridges are used, and are particularly useful for hollow arch without beam and use.
The present invention also is do not have the cast in place reinforced bar upper plate, the upper surface of upper plate and cast-in-place concrete cored upper surface flush on the upper plate of described shuttering member.Like this, when not having the cast in place reinforced bar upper plate on the upper plate of shuttering member, making the cast-in-place concrete cored top that formed is the two way ribbed slab of prefabricated plate, and whole compressive strength is good, has improved cast-in-place concrete cored supporting capacity.
The present invention is that also the bottom of described shuttering member does not have the cast-in-situ reinforced concrete lower plate.Like this, when the bottom of shuttering member does not have the cast-in-situ reinforced concrete lower plate, make the cast-in-place concrete cored open two way ribbed slab in bottom that formed, whole compressive strength is good, has improved cast-in-place concrete cored supporting capacity.
The present invention also is do not have the cast in place reinforced bar upper plate on the upper plate of described shuttering member, the upper surface of upper plate and cast-in-place concrete cored upper surface flush, and the bottom of shuttering member does not have the cast-in-situ reinforced concrete lower plate.Like this, when the upper plate of shuttering member on do not have the cast in place reinforced bar upper plate, the upper surface of upper plate and cast-in-place concrete cored upper surface flush, when the bottom of shuttering member does not have the cast-in-situ reinforced concrete lower plate, the cast-in-place concrete cored in-situ deposited prefabricated superimposed sheet of two-way rib structure that formed, reduce the consumption of Cast-in-place concrete significantly, reduced cast-in-place concrete cored deadweight, improved cast-in-place concrete cored supporting capacity.
Feature of the present invention is that also the horizontal reinforcing rib of described protrusion is arranged at basin mouth inboard.Like this, when the horizontal reinforcing rib that protrudes is arranged at basin mouth inboard, concrete can pour into from hole, upper plate middle part to shuttering member bottom formation Cast-in-place concrete thin plate, made things convenient for construction application, and the reinforcing rib that laterally protrudes has improved the intensity of shuttering member basin mouth, make it be difficult for cracking destruction, guaranteed that the quality of shuttering member has reduced loss, saved cost.
Feature of the present invention is that also the horizontal reinforcing rib of described protrusion is arranged at the basin mouth outside.Like this, when the horizontal reinforcing rib that protrudes is arranged at the basin mouth outside, concrete can pour into from hole, upper plate middle part to shuttering member bottom formation Cast-in-place concrete thin plate, made things convenient for construction application, and the reinforcing rib that laterally protrudes has improved the intensity of shuttering member basin mouth, make it be difficult for cracking destruction, guaranteed that the quality of shuttering member has reduced loss, saved cost.
Feature of the present invention is that also the horizontal reinforcing rib ring of described protrusion is communicated with at lower basin mouth.Like this, when the horizontal reinforcing rib ring that protrudes is communicated with at lower basin mouth, concrete can pour into from hole, upper plate middle part to shuttering member bottom formation Cast-in-place concrete thin plate, made things convenient for construction application, and the reinforcing rib that laterally protrudes has improved the intensity of shuttering member basin mouth, make it be difficult for cracking destruction, guaranteed that the quality of shuttering member has reduced loss, saved cost.
Feature of the present invention is that also described shuttering member is provided with the carrying part.Like this, can very easily shuttering member be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation, help improving efficiency of construction, reduce construction cost.
Feature of the present invention also is described at least two shuttering members alternately, connects into the gang mould mould component by a spacer draw piece each other, constitutes the internal-rib die cavity between the adjacent shuttering member.Like this, shuttering member be applied to cast-in-place concrete cored in the time, improved cast-in-place concrete cored efficiency of construction and speed of application greatly.
Feature of the present invention is that also the horizontal profile of described shuttering member is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular.Like this, the variation of shuttering member shape, make shuttering member be applied to cast-in-place concrete cored in after, correspondingly formed various difform cast-in-situ concrete structures, thereby made cast-in-place concrete cored structure more reasonable, made things convenient for design and construction unit to select for use.
Feature of the present invention is that also the re-entrant portion of described shuttering member is provided with light material.Like this, shuttering member has better sound insulation, heat insulation, heat-insulating property; Simultaneously, also improve the shock resistance of shuttering member greatly, reduced the breakage rate of product in the construction application process.Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete etc., and the diversity of its light material kind is drawn materials when being convenient to produce nearby, helps reducing production costs.
Feature of the present invention is that also described shuttering member is provided with align member.Align member can be draw ring, drag hook, iron wire, feet, small lugs, little protruding nail or other device.Like this, can accurately locate, prevent that phenomenons such as shuttering member floats, displacement from producing when building concrete, simultaneously, also can carry out spacingly, guarantee cast-in-place concrete cored pouring quality effectively reinforcing bar to shuttering member.
Feature of the present invention is that also described shuttering member is provided with connector connected to one another between the shuttering member.Like this, when shuttering member is applied to cast-in-place concrete cored construction, can be connected to each other by connector between shuttering member and the shuttering member, thereby shuttering member is laid easy to connect, can not produce displacement or dislocation each other, construction easily, can not occur that Cast-in-place concrete rib width between shuttering member and the shuttering member is inconsistent, phenomenon such as the Cast-in-place concrete upper plate variable thickness on the shuttering member causes, guaranteed cast-in-place concrete cored total quality, satisfy cast-in-place concrete cored mechanical property requirements, reduced construction cost.
Feature of the present invention also be described upper plate or on every side at least one of sidewall be provided with overlapping layers.Like this, owing to be provided with overlapping layers, thereby the making of shuttering member is easier, production efficiency is higher, and cost of production is lower.Simultaneously, the intensity and the rigidity of shuttering member are bigger, pile up, cracky more not in transportation and the construction and installation process.
Feature of the present invention is that also described overlapping layers is light aggregate concrete layer, aerating concrete layer, cement sand bed, Cement fibre layer, cement steel screen layer, cement concrete layer, steel bar concrete layer, plastic plate, plastic foamboard, metal crimp template or wood glue plate or bamboo offset plate.Like this, the variation of overlapping layers manufacturing materials can make shuttering member fully satisfy the needs of various different situations, helps reducing product cost.
Feature of the present invention also be the upper plate of described shuttering member or on every side the wall of sidewall be the wall of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, bamboo offset plate, wood glue plate, plastics, metal crimp template, lightweight concrete, perhaps toss is the toss of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar.Like this, the upper plate of shuttering member and the variation of sidewall manufacturing materials on every side can make shuttering member fully satisfy the needs of various different situations, help reducing the cost of floor.
Feature of the present invention is that also in described upper plate, sidewall or the toss on every side at least one is to be stained with the muscle of cementitious material or the superimposed gluing of reinforce of net forms by multilayer.Like this, be stained with upper plate, sidewall or the toss on every side that the reinforce of the muscle of cementitious material or net is formed by stacking, have characteristics such as intensity height, rigidity be big, in light weight by multilayer, the respective mode mould component pile up, cracky more not in transportation and the construction and installation process.
The present invention also is describedly to contain presstressed reinforcing steel in cast-in-place concrete cored.Like this, the setting of prestressed reinforcement can improve cast-in-place concrete cored supporting capacity greatly, and increases cast-in-place concrete cored span.
The present invention also is describedly to contain reinforcing bar in cast-in-place concrete cored.Reinforcing bar can be cold-rolled forming section or channel-section steel or i shaped steel or other Steel section member.Like this, can improve cast-in-place concrete cored supporting capacity significantly, simultaneously, reinforcing bar is implied in that corresponding in the concrete to form no beam cast-in-place concrete cored.
The present invention also is describedly also to be provided with dark beam or/and bright beam in cast-in-place concrete cored.Like this, cast-in-place concrete cored mechanical property is better, helps that local pressure in cast-in-place concrete cored is increased the district and strengthens; When being provided with dark beam, can strengthen cast-in-place concrete cored mechanical property, simultaneously, dark beam lies in the cast-in-situ concrete hollow intralamellar part, it is attractive in appearance not influence cast-in-place concrete cored external structure, does not take the usage space of building during use, can more effectively improve the usage space of building.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the structural representation of the embodiment of the invention 3.
Fig. 4 is the structural representation of the embodiment of the invention 4.
Fig. 5 is the structural representation of the embodiment of the invention 5.
Fig. 6 is the structural representation of the embodiment of the invention 6.
Fig. 7 is the structural representation of the embodiment of the invention 7.
Fig. 8 is the structural representation of the embodiment of the invention 8.
Fig. 9 is the structural representation of the embodiment of the invention 9.
Figure 10 is the structural representation of the embodiment of the invention 10.
Figure 11 is the structural representation of the embodiment of the invention 11.
Figure 12 is the structural representation of the embodiment of the invention 12.
Figure 13 is the structural representation of the embodiment of the invention 13.
Figure 14 is the structural representation of the embodiment of the invention 14.
Figure 15 is the structural representation of the embodiment of the invention 15.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise steel bar concrete 1, shuttering member 2, shuttering member 2 is wrapped up in and is contained in the steel bar concrete 1, shuttering member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, it on it cast-in-situ reinforced concrete upper plate 4, it is cast-in-situ reinforced concrete lower plate 5 down, shuttering member 2 comprises upper plate 6, sidewall 7 on every side, upper plate 6, sidewall 7 surrounds uncovered basin-shaped component on every side, it is characterized in that described basin-shaped component upper plate 6 middle parts have a upper plate skylight 56, at least one side of the lower basin mouth of sidewall 7 has at least one to protrude horizontal reinforcing rib 12 on every side.In each accompanying drawing, 1 is steel bar concrete, and 2 is shuttering member, and 3 is the cast-in-situ reinforced concrete rib, and 4 is the cast-in-situ reinforced concrete upper plate, and 5 is the cast-in-situ reinforced concrete lower plate, and 6 is upper plate, 7 be around sidewall, 8 is through-hole pipe, 9 is removable cover, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, cast-in-place concrete cored steel bar concrete 1, the shuttering member 2 of comprising, shuttering member 2 is wrapped up in and is contained in the steel bar concrete 1, shuttering member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, it on it cast-in-situ reinforced concrete upper plate 4, it is cast-in-situ reinforced concrete lower plate 5 down, shuttering member 2 comprises upper plate 6, sidewall 7 on every side, upper plate 6, sidewall 7 surrounds uncovered basin-shaped component on every side, its described basin-shaped component upper plate 6 middle parts have a upper plate skylight 56, and the lower basin mouth of sidewall 7 has the horizontal reinforcing rib 12 of protrusion on every side.
The present invention also is do not have cast in place reinforced bar upper plate 4, the upper surface of upper plate 6 and cast-in-place concrete cored upper surface flush on the upper plate 6 of described shuttering member 2.As shown in Figure 2, there is not cast in place reinforced bar upper plate 4 on the upper plate 6 of its described shuttering member 2, the upper surface of upper plate 6 and cast-in-place concrete cored upper surface flush.
The present invention is that also the bottom of described shuttering member 2 does not have cast-in-situ reinforced concrete lower plate 5.As shown in Figure 3, the bottom of its described shuttering member 2 does not have cast-in-situ reinforced concrete lower plate 5.As shown in Figure 4, the bottom of its described shuttering member 2 does not have cast-in-situ reinforced concrete lower plate 5.
The present invention also is do not have cast in place reinforced bar upper plate 4 on the upper plate 6 of described shuttering member 2, the upper surface of upper plate 6 and cast-in-place concrete cored upper surface flush, and the bottom of shuttering member 2 does not have cast-in-situ reinforced concrete lower plate 5.As shown in Figure 5, there is not cast in place reinforced bar upper plate 4 on the upper plate 6 of its described shuttering member 2, the upper surface of upper plate 6 and cast-in-place concrete cored upper surface flush, the bottom of shuttering member 2 does not have cast-in-situ reinforced concrete lower plate 5.
The present invention is that also the horizontal reinforcing rib 12 of described protrusion is arranged at basin mouth inboard.As shown in Figure 1, the horizontal reinforcing rib 12 of its described protrusion is arranged at basin mouth inboard.
The present invention is that also the horizontal reinforcing rib 12 of described protrusion is arranged at the basin mouth outside.As shown in Figure 6, the horizontal reinforcing rib 12 of its described protrusion is arranged at the basin mouth outside.
The present invention is that also horizontal reinforcing rib 12 rings of described protrusion are communicated with at lower basin mouth.As shown in Figure 6, horizontal reinforcing rib 12 rings of its described protrusion are communicated with at lower basin mouth.
The present invention is that also described shuttering member is provided with carrying part 34.As shown in Figure 7, its described shuttering member is provided with carrying part 34.
The present invention also is described at least two shuttering members alternately, connects into the gang mould mould component by a spacer draw piece 32 each other, constitutes internal-rib die cavity 31 between the adjacent shuttering member.As shown in Figure 7, its described a plurality of shuttering members connect into the gang mould mould component by a spacer draw piece 32 alternately each other, constitute internal-rib die cavity 31 between the adjacent shuttering member.
The present invention is that also the horizontal profile of described shuttering member is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular.As shown in Figure 8, the horizontal profile of its described shuttering member is shaped as the arc angle polygon.
The present invention is that also the re-entrant portion of described shuttering member is provided with light material 35.As shown in Figure 9, the re-entrant portion of its described shuttering member is provided with light material 35.
The present invention is that also described shuttering member is provided with align member 36.As shown in figure 10, its described shuttering member is provided with align member 36.
The present invention is that also described shuttering member is provided with connector 10 connected to one another between the shuttering member.As shown in figure 11, its described shuttering member is provided with connector 10 connected to one another between the shuttering member.
The present invention also be described upper plate 6 or on every side at least one of sidewall 7 be provided with overlapping layers 33.As shown in figure 12, its described upper plate 6 is provided with overlapping layers 33.
The present invention is that also described overlapping layers 33 is light aggregate concrete layer, aerating concrete layer, cement sand bed, Cement fibre layer, cement steel screen layer, cement concrete layer, steel bar concrete layer, plastic plate, plastic foamboard, metal crimp template or wood glue plate or bamboo offset plate.As shown in figure 12, its described overlapping layers 33 is the light aggregate concrete layer.
The present invention also be the upper plate 6 of described shuttering member or on every side the wall of sidewall 7 be the wall of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, bamboo offset plate, wood glue plate, plastics, metal crimp template, lightweight concrete, perhaps toss 13 is the toss of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar.As shown in figure 13, the upper plate 6 of its described shuttering member and on every side the wall of sidewall 7 be the wall of concrete plate, toss 13 is the toss of lightweight concrete.
The present invention is that also in described upper plate 6, sidewall 7 or the toss 13 on every side at least one is to be stained with the muscle of cementitious material or the reinforce 11 superimposed gluings of net form by multilayer.As shown in figure 13, its described upper plate 6 and on every side sidewall 7 be to form by the netted reinforce 11 superimposed gluings that multilayer is stained with cementitious material.
The present invention also is describedly to contain presstressed reinforcing steel 75 in cast-in-place concrete cored.As shown in figure 13, it describedly contains presstressed reinforcing steel 75 in cast-in-place concrete cored.
The present invention also is describedly to contain reinforcing bar 76 in cast-in-place concrete cored.As shown in figure 14, it describedly contains reinforcing bar 76 in cast-in-place concrete cored.As shown in figure 15, it describedly contains reinforcing bar 76 in cast-in-place concrete cored.
The present invention also is describedly also to be provided with dark beam 77 or/and bright beam 78 in cast-in-place concrete cored.As shown in figure 15, it describedly also is provided with dark beam 77 and bright beam 78 in cast-in-place concrete cored.
During the invention process, press earlier construction requirement mounting bracket or template, lay shuttering member 2, re-lay the reinforcing bar of reinforcing bar or dark beam 77 or bright beam 78, and various steel pipe buried in advance spare, pour concrete after the acceptance(check), after treating the concrete setting and harden, maintenance is to stipulating the length of time that form removal promptly gets cast-in-place concrete cored.

Claims (10)

1, a kind of cast-in-place concrete cored, comprise steel bar concrete (1), shuttering member (2), shuttering member (2) is wrapped up in and is contained in the steel bar concrete (1), shuttering member (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, it on it cast-in-situ reinforced concrete upper plate (4), it is cast-in-situ reinforced concrete lower plate (5) down, shuttering member (2) comprises upper plate (6), sidewall (7) on every side, upper plate (6), sidewall (7) surrounds uncovered basin-shaped component on every side, it is characterized in that described basin-shaped component upper plate (6) middle part has a upper plate skylight (56), at least one side of lower basin mouth of sidewall (7) has at least one to protrude horizontal reinforcing rib (12) on every side.
2, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that not having cast in place reinforced bar upper plate (4), the upper surface of upper plate (6) and cast-in-place concrete cored upper surface flush on the upper plate (6) of described shuttering member (2).
3, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that the bottom of described shuttering member (2) does not have cast-in-situ reinforced concrete lower plate (5).
4, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that not having cast in place reinforced bar upper plate (4) on the upper plate (6) of described shuttering member (2), the upper surface of upper plate (6) and cast-in-place concrete cored upper surface flush, the bottom of shuttering member (2) does not have cast-in-situ reinforced concrete lower plate (5).
5, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that the horizontal reinforcing rib (12) of described protrusion is arranged at basin mouth inboard.
6, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that the horizontal reinforcing rib (12) of described protrusion is arranged at the basin mouth outside.
7, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that horizontal reinforcing rib (12) ring of described protrusion is communicated with at lower basin mouth.
8, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that described shuttering member is provided with carrying part (34).
9, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that described at least two shuttering members alternately, connect into the gang mould mould component by a spacer draw piece (32) each other, constitute internal-rib die cavity (31) between the adjacent shuttering member; Perhaps the horizontal profile of shuttering member is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular; Perhaps the re-entrant portion of shuttering member is provided with light material (35); Perhaps shuttering member (2) is provided with align member (36); Perhaps shuttering member (2) is provided with connector connected to one another (10) between the shuttering member.
10, described a kind of cast-in-place concrete cored according to arbitrary claim in the claim 1 to 4, it is characterized in that described upper plate (6) or on every side at least one of sidewall (7) be provided with overlapping layers (33); Perhaps overlapping layers (33) is light aggregate concrete layer, aerating concrete layer, cement sand bed, Cement fibre layer, cement steel screen layer, cement concrete layer, steel bar concrete layer, plastic plate, plastic foamboard, metal crimp template or wood glue plate or bamboo offset plate; Perhaps the upper plate of shuttering member (6) or on every side the wall of sidewall (7) be the wall of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, bamboo offset plate, wood glue plate, plastics, metal crimp template, lightweight concrete, perhaps toss (13) is the toss of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar; Perhaps at least one in upper plate (6), sidewall (7) or the toss (13) on every side is to be stained with the muscle of cementitious material or the superimposed gluing of the reinforce of net (11) forms by multilayer; Contain presstressed reinforcing steel (75) in perhaps cast-in-place concrete cored; Contain reinforcing bar (76) in perhaps cast-in-place concrete cored; Also be provided with dark beam (77) in perhaps cast-in-place concrete cored or/and bright beam (78).
CN2006101219473A 2005-08-29 2006-08-28 Cast-in-situ concrete hollow slab Expired - Fee Related CN1970931B (en)

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CN200510097777.5 2005-08-29
CN200510097777 2005-08-29
CN2006101219473A CN1970931B (en) 2005-08-29 2006-08-28 Cast-in-situ concrete hollow slab

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Application Number Priority Date Filing Date Title
CN2006101219473A CN1970931B (en) 2005-08-29 2006-08-28 Cast-in-situ concrete hollow slab

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CN1970931B CN1970931B (en) 2010-09-22

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Publication number Priority date Publication date Assignee Title
IT1320747B1 (en) * 2000-12-13 2003-12-10 Studio Tecnico Ing Giorgio Cri System, method and modular formwork for the construction of floors.
CN1141474C (en) * 2001-11-23 2004-03-10 邱则有 Hollow floor slab of in-situ deposited steel bar reinforced concrete
CN100501072C (en) * 2002-04-30 2009-06-17 邱则有 Steel reinforced concrete three-D load-carrying structure floor
CN1238614C (en) * 2003-05-20 2006-01-25 邱则有 Hollow concrete board

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