CN101041995A - Cast-in-situs concrete hollow slab - Google Patents

Cast-in-situs concrete hollow slab Download PDF

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Publication number
CN101041995A
CN101041995A CN 200610125812 CN200610125812A CN101041995A CN 101041995 A CN101041995 A CN 101041995A CN 200610125812 CN200610125812 CN 200610125812 CN 200610125812 A CN200610125812 A CN 200610125812A CN 101041995 A CN101041995 A CN 101041995A
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CN
China
Prior art keywords
plate
cast
shuttering
concrete
place concrete
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 200610125812
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Chinese (zh)
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 CN 200610125812 priority patent/CN101041995A/en
Publication of CN101041995A publication Critical patent/CN101041995A/en
Pending legal-status Critical Current

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Abstract

Disclosed is a cast-in-situ 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 is arranged on the upper board of the basin form component at a central portion, the upper slab dormer window is provided with a cover board (63) having a positioning device (68). 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 intermediate openings is provided with a upper plate skylight, the upper plate skylight is furnished with cover plate, and there is the device of cover plate location on limit, upper plate skylight.Like this, when basin-shaped component upper plate intermediate openings is provided with a upper plate skylight, the upper plate skylight is furnished with cover plate, when there is the device of cover plate location on limit, upper plate skylight, Cast-in-place concrete can from the hole, pour into very easily under the shuttering member form cast-in-place concrete cored, built the bottom cast-in-place concrete cored after, cover plate is covered the hole when building the Cast-in-place concrete of sidewall and upper plate around the shuttering member, can prevent that Cast-in-place concrete from pouring in the shuttering member, guaranteed cast-in-place concrete cored hollow rate, and, the positioner that the limit, hole is provided with can firmly be located cover plate, it can not moved, prevent that effectively Cast-in-place concrete from entering in the shuttering member, further guaranteed cast-in-place concrete cored pouring quality, thereby reached purpose of the present invention, 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 there is step on limit, described upper plate skylight.Like this, when there was step on limit, upper plate skylight, the step on limit, hole can prevent that cover plate from dropping, and cover plate has been played the good effect of holder forever, and prevented the cover plate sliding transfer effectively, had made things convenient for to practice.
Feature of the present invention is that also there are jack or latch in limit, described upper plate skylight.Like this, when there were jack or latch in limit, upper plate skylight, jack and latch can be fixed on cover plate on the hole firmly, have prevented that effectively cover plate from moving, and have made things convenient for to practice.
Feature of the present invention also is silk, muscle, the rope that limit, described upper plate skylight has colligation to use.Like this, when there were silk that colligation uses, muscle, rope in limit, upper plate skylight, jack and latch can be fixed on cover plate on the hole firmly, have prevented that effectively cover plate from moving, and have made things convenient for to practice.
Feature of the present invention is that also there is rotating fastening devices on limit, described upper plate skylight.Like this, when there was rotating fastening devices on limit, upper plate skylight, cover plate can rotate around fastening devices, can open or seal the skylight very easily, had made things convenient for to practice.
But feature of the present invention also is limit, described upper plate skylight the fastening devices of translation is arranged.Like this, but when there was the fastening devices of translation on limit, upper plate skylight, cover plate can rotate around fastening devices, can open or seal the skylight very easily, had made things convenient for to practice.
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.
Figure 16 is the structural representation of the embodiment of the invention 16.
Figure 17 is the structural representation of the embodiment of the invention 17.
(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 intermediate openings is provided with a upper plate skylight, the upper plate skylight is furnished with cover plate 63, and there is the device 68 of cover plate 63 location on limit, upper plate skylight.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 intermediate openings is provided with a upper plate skylight, and the upper plate skylight is furnished with cover plate 63, and there is the device 68 of cover plate 63 location on limit, upper plate skylight.
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 there is step 66 on limit, described upper plate skylight.As shown in Figure 6, there is step 66 on its limit, described upper plate skylight.
The present invention is that also there are jack 69 or latch 70 in limit, described upper plate skylight.As shown in Figure 6, there are jack 69 or latch 70 in its limit, described upper plate skylight.
The present invention also is silk, muscle, the rope 71 that there is colligation on limit, described upper plate skylight and uses.As shown in Figure 7, there is the silk 71 that colligation is used on its limit, described upper plate skylight.
The present invention is that also there is rotating fastening devices 72 on limit, described upper plate skylight.As shown in Figure 8, there is rotating fastening devices 72 on its limit, described upper plate skylight.
But the present invention also is limit, described upper plate skylight the fastening devices 72 of translation is arranged.As shown in Figure 9, but there is the fastening devices 72 of translation on its limit, described upper plate skylight.
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 10, 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 11, 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 12, 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 13, 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 14, 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 14, 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 15, 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 15, 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 15, 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 16, it describedly contains reinforcing bar 76 in cast-in-place concrete cored.As shown in figure 17, 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 16, 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 intermediate openings is provided with a upper plate skylight, the upper plate skylight is furnished with cover plate (63), and there is the device (68) of cover plate (63) location on limit, upper plate skylight.
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, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that there is step (66) on limit, described upper plate skylight.
6, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that there are jack (69) or latch (70) in limit, described upper plate skylight.
7, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that silk, muscle, the rope (71) that there be colligation on limit, described upper plate skylight and use.
8, according to claim 1 a kind of cast-in-place concrete cored, it is characterized in that there is rotating fastening devices (72) on limit, described upper plate skylight; Perhaps but there is the fastening devices (72) of translation on limit, upper plate skylight.
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 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; 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).
CN 200610125812 2005-08-29 2006-08-28 Cast-in-situs concrete hollow slab Pending CN101041995A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200510097777.5 2005-08-29
CN200510097777 2005-08-29
CN 200610125812 CN101041995A (en) 2005-08-29 2006-08-28 Cast-in-situs concrete hollow slab

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200610125812 CN101041995A (en) 2005-08-29 2006-08-28 Cast-in-situs concrete hollow slab

Publications (1)

Publication Number Publication Date
CN101041995A true CN101041995A (en) 2007-09-26

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Application Number Title Priority Date Filing Date
CN 200610125812 Pending CN101041995A (en) 2005-08-29 2006-08-28 Cast-in-situs concrete hollow slab

Country Status (1)

Country Link
CN (1) CN101041995A (en)

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