CN100336990C - Cavity member - Google Patents
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- CN100336990C CN100336990C CNB031456200A CN03145620A CN100336990C CN 100336990 C CN100336990 C CN 100336990C CN B031456200 A CNB031456200 A CN B031456200A CN 03145620 A CN03145620 A CN 03145620A CN 100336990 C CN100336990 C CN 100336990C
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- mould shell
- hollow mould
- bellows wall
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Abstract
The present invention relates to a cavity component comprising a cavity shuttering (1). The present invention is characterized in that the cavity shuttering (1) is provided with a corrugated wall. In this way, due to the fact that the cavity component is provided with the wall, after the cavity component is applied to cast-in-situ hollow floors, the contact surface between the cavity component and the cast-in-situ concrete is increased, and therefore, the cavity component and the cast-in-situ concrete can be embedded and fixed more firmly, and the separation phenomenon is not easy to happen. Simultaneously, the cavity component also has the characteristics of easy manufacture, low cost, etc., and thereby, the goal of the present invention is reached. The present invention is suitable for various hollow floors, roofs, foundation slabs, walls or hollow bridges which are respectively made of cast-in-situ reinforcement concrete or prestressed reinforcement concrete and is especially suitable for hollow beamless floors.
Description
(1) technical field
The present invention relates to a kind of Cavity structural member.
(2) background technology
At present cast-in-situ concrete hollow floor is to use wider floor structural form, and the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example Shijiazhuang City, Hebei Province city beam army is that ZL00203695.9, name are called " combination concrete hidden rib floor structure " utility model patent in the patent No. of application on February 23rd, 2000, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.The Yu Shaohua of Tianjin is that ZL93206310.1, name are called " shuttering member " utility model patent in the patent No. of application on March 20th, 1993 for another example, it also discloses a kind of thin-wall mould-shell member, it makes totally-enclosed empty stomach polyhedral structure with the sidewall and the upper and lower end, establish ribs in the die housing, and adopt GRC or magnesium chloride GRC or do not have the manufacturing of sand ﹠ ceramsite cement.Above-mentioned disclosed these shuttering members are applied in the close rib building roof, be shuttering member be again prefabricated noggin piece, have simple in structure, characteristics such as intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low.But, after this Cavity structural member is applied to hollow building cover, the mutual build-in of its Cavity structural member and Cast-in-place concrete, often because of the after-contraction of Cast-in-place concrete setting and harden, and the phenomenon that occurs coming to nothing, build-in each other is not firm.And for example publication number is that CN1349028A, name are called " a kind of Comobined ribbed cavity member for spatial structure roof ", the surface that it discloses hollow mould shell is the hollow mould shell that bellows wall is arranged, can address the above problem preferably, but, after this class formwork is applied in the superstructure, the intensity and the rigidity of re-entrant portion are relatively poor, therefore, develop a kind of novel Cavity structural member for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of Cavity structural member, be applied to cast-in-situ concrete hollow floor after, the intensity height at hollow mould shell position, rigidity are big, mechanical property is good, simultaneously, Cavity structural member also has characteristics such as make easily, cost is low.
Solution of the present invention is on the basis of existing technology, comprise hollow mould shell, hollow mould shell is the hollow mould shell that bellows wall is arranged, and it is characterized in that described bellows wall hollow mould shell is provided with at least one in pit, groove, hole, chamfering, inner corner trim, boss module, raised line or the external corner.Like this, because the bellows wall hollow mould shell is provided with pit, groove, hole, chamfering, inner corner trim, the boss module, in raised line or the external corner at least one, when Cavity structural member is applied in the superstructure, pour into the concrete in the positions such as inner corner trim, the Cast-in-place concrete rib that forms between the Cavity structural member is strengthened, thereby, the intensity height at hollow mould shell position, rigidity is big, mechanical property is good, simultaneously, Cavity structural member also has to be made easily, characteristics such as cost is low, thereby reach purpose of the present invention, be applicable to the hollow building cover of various cast-in-situ reinforced concretes or prestressed reinforced concrete, roof system, sole plate, body of wall or hollow bridges are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention is that also described bellows wall hollow mould shell is wavy metal wall hollow mould shell or plastic ripple wall hollow mould shell or cement glass fiber bellows wall hollow mould shell.Like this, the manufacturing materials kind of bellows wall hollow mould shell is many, thereby it is convenient to make the Cavity structural member selection, can select suitable material according to designing requirement, simultaneously, also makes things convenient for rationally selecting for use of design and construction unit.
Feature of the present invention is that also the crest of ripple of described bellows wall hollow mould shell or trough are parallel, quadrature, oblique or unordered setting each other.Like this, when Cavity structural member is applied in the superstructure, concrete with the bellows wall hollow mould shell wrap up in contain after, the concrete that pours in the trough has formed reinforcing rib, because of its crest or trough are parallel, quadrature, oblique each other, disorderly hand over or its combination is provided with, so, correspondingly formed parallel, quadrature, oblique, disorderly handed over or Cast-in-place concrete reinforcing rib that its combination is provided with, improved the mechanical property of superstructure greatly.
Feature of the present invention also is described waveform and waveform is inconsistent, wave height and wave height is inconsistent or ripple wide with ripple wide inequality.Like this, various application need has been satisfied in the waveform of the ripple of bellows wall hollow mould shell, wave height, the wide difference setting of ripple, helps reducing producing and construction cost.
Feature of the present invention is that also at least one side of described bellows wall hollow mould shell is non-bellows wall.Like this, the hollow mould shell that bellows wall and non-bellows wall combine and obtain, it is simple to have the technological process of production, easy to make, has improved it greatly and has made the efficient of work.
Feature of the present invention also is described groove, hole, chamfering, inner corner trim, raised line or external corner self or orthogonal thereto mutually, oblique, grade separation or be arranged in parallel.Like this, after Cavity structural member was applied to superstructure, Cast-in-place concrete and inner corner trim, chamfering, groove, raised line, external corner combined, and formed the reinforcement position of the Cast-in-place concrete of orthogonal, oblique, parallel or grade separation, had improved the stressed and transmission force property of superstructure.
Feature of the present invention also is to be provided with stiffener in the described hollow mould shell, and stiffener is at least one in stiffening rib, bracing boom, the reinforcing rib.Like this, the intensity of hollow mould shell and the rigidity that is provided with stiffener has obtained improving greatly.
Feature of the present invention also is have stiffener to expose on the described hollow mould shell.Like this, the adhesion strength between hollow mould shell and the Cast-in-place concrete is bigger, and build-in is more firm each other, and the globality of superstructure is better.
Feature of the present invention also is to be provided with reinforce in the described bellows wall hollow mould shell, and reinforce is reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, expanded metal lath, fiber, fleece or cloth, metal foil band, porose thin band, have protruding nail to approach at least a in band, braid over braid or the strap.Like this, the intensity that is provided with the bellows wall hollow mould shell of reinforce has obtained improving greatly, and the selecting for use of material when the diversity of reinforce material is convenient to produce simultaneously reduced cost.
Feature of the present invention is that also described reinforce exposes the bellows wall hollow mould shell.
Feature of the present invention is that also described bellows wall hollow mould shell is provided with locating structure.Locating structure can be draw ring, drag hook, iron wire, feet or other device.Like this, when Cavity structural member was applied in the superstructure, locating structure can prevent its come-up or displacement.
Feature of the present invention also is the cavity inside branch of described bellows wall hollow mould shell or all fills or the stickup light material.Light material can be at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.Like this, improved the shock resistance of hollow mould shell greatly, reduced breakage rate, had better sound insulation, heat insulation, heat-insulating property simultaneously, the diversity of light material can conveniently be drawn materials, and reduces the cost of production of Cavity structural member.
Feature of the present invention is that also the profile of described bellows wall hollow mould shell is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polyhedron or many curved bodies.Like this, when Cavity structural member was applied in the superstructure, the diversity of its profile can satisfy the needs of different structure designs, helped reducing and produced and construction cost.
Feature of the present invention is that also described bellows wall hollow mould shell is provided with penetration pipe, water pipe or airduct.Like this, after Cavity structural member is applied in the superstructure, can lays electric wire very easily and leak water and ventilate.
Feature of the present invention is that also a bottom surface of described bellows wall hollow mould shell is extended with bridging piece.Like this, when Cavity structural member was applied in the superstructure, the bridging piece that ripple river in Shangdong Province wall hollow mould shell stretches out can replace construction formwork, had reduced the utilization rate and the proportion of goods damageds of template significantly, had also improved efficiency of construction simultaneously.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow mould shell, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, hollow mould shell 1 is the hollow mould shell of bellows wall.
Fig. 2 is the structural representation of the embodiment of the invention 2, and hollow mould shell 1 is the hollow mould shell of bellows wall, and crest and trough on its bellows wall hollow mould shell 1 are set in parallel each other.
Fig. 3 is the structural representation of the embodiment of the invention 3, and hollow mould shell 1 is the hollow mould shell of bellows wall, and waveform, wave height, the ripple on its bellows wall hollow mould shell 1 is wide all inequality.
Fig. 4 is the structural representation of the embodiment of the invention 4, and hollow mould shell 1 is the hollow mould shell of bellows wall, and it is non-bellows wall that the side is arranged on its bellows wall hollow mould shell 1, is illustrated as the plane.
Fig. 5 is the structural representation of the embodiment of the invention 5, and hollow mould shell 1 is the hollow mould shell of bellows wall, is provided with stiffener 2 in its bellows wall hollow mould shell 1, and diagram stiffener 2 is a reinforcing rib.
Fig. 6 is the structural representation of the embodiment of the invention 6, and hollow mould shell 1 is the hollow mould shell of bellows wall, has stiffener 2 to expose on its bellows wall hollow mould shell 1, and the stiffener 2 that diagram is exposed is stiffening rib and bracing boom.
Fig. 7 is the structural representation of the embodiment of the invention 7, and hollow mould shell 1 is the hollow mould shell of bellows wall, is provided with reinforce 3 in its bellows wall hollow mould shell 1, and diagram reinforce 3 is the metal foil band.
Fig. 8 is the structural representation of the embodiment of the invention 8, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with pit 4 and inner corner trim 8.
Fig. 9 is the structural representation of the embodiment of the invention 9, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with groove 5, chamfering 7 and raised line 10.
Figure 10 is the structural representation of the embodiment of the invention 10, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with hole 6 and external corner 11.
Figure 11 is the structural representation of the embodiment of the invention 11, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with boss module 9.
Figure 12 is the structural representation of the embodiment of the invention 12, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the groove 5 on its bellows wall hollow mould shell 1, hole 6, inner corner trim 8, raised line 10 are orthogonal thereto mutually, grade separation, be arranged in parallel.
Figure 13 is the structural representation of the embodiment of the invention 13, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with locating structure 12, and illustrated position structure 12 is draw ring and drag hook.
Figure 14 is the structural representation of the embodiment of the invention 14, and hollow mould shell 1 is the hollow mould shell of bellows wall, all is filled with light material 13 in the cavity of its bellows wall hollow mould shell 1, and diagram light material 13 is an expanded perlite.
Figure 15 is the structural representation of the embodiment of the invention 15, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the profile of its bellows wall hollow mould shell 1 is cylindrical.
Figure 16 is the structural representation of the embodiment of the invention 16, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with penetration pipe 14 and water pipe 15.
Figure 17 is the structural representation of the embodiment of the invention 17, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with airduct 16.
Figure 18 is the structural representation of the embodiment of the invention 18, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the bottom surface of its bellows wall hollow mould shell 1 is extended with bridging piece 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 hollow mould shell 1, hollow mould shell 1 is characterized in that for the hollow mould shell of bellows wall is arranged described bellows wall hollow mould shell 1 is provided with at least one in pit 4, groove 5, hole 6, chamfering 7, inner corner trim 8, boss module 9, raised line 10 or the external corner 11.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow mould shell, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, hollow mould shell 1 is the hollow mould shell of bellows wall.Fig. 8 is the structural representation of the embodiment of the invention 8, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with pit 4 and inner corner trim 8.Fig. 9 is the structural representation of the embodiment of the invention 9, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with groove 5, chamfering 7 and raised line 10.Figure 10 is the structural representation of the embodiment of the invention 10, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with hole 6 and external corner 11.Figure 11 is the structural representation of the embodiment of the invention 11, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with boss module 9.
Feature of the present invention is that also described bellows wall hollow mould shell 1 is wavy metal wall hollow mould shell or plastic ripple wall hollow mould shell or cement glass fiber bellows wall hollow mould shell.As shown in Figure 1, hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is a wavy metal wall hollow mould shell.
Feature of the present invention is that also the crest of ripple of described bellows wall hollow mould shell 1 or trough are parallel, quadrature, oblique or unordered setting each other.Fig. 2 is the structural representation of the embodiment of the invention 2, and hollow mould shell 1 is the hollow mould shell of bellows wall, and crest and trough on its bellows wall hollow mould shell 1 are set in parallel each other.
Feature of the present invention also is the waveform of described bellows wall hollow mould shell 1 and waveform is inconsistent, wave height and wave height is inconsistent or ripple wide with ripple wide inequality.Fig. 3 is the structural representation of the embodiment of the invention 3, and hollow mould shell 1 is the hollow mould shell of bellows wall, and waveform, wave height, the ripple on its bellows wall hollow mould shell 1 is wide all inequality.
Feature of the present invention is that also at least one side of described bellows wall hollow mould shell 1 is non-bellows wall.Fig. 4 is the structural representation of the embodiment of the invention 4, and hollow mould shell 1 is the hollow mould shell of bellows wall, and it is non-bellows wall that the side is arranged on its bellows wall hollow mould shell 1, is illustrated as the plane.
Feature of the present invention also is described groove 5, hole 6, chamfering 7, inner corner trim 8, raised line 10 or external corner 11 self or orthogonal thereto mutually, oblique, grade separation or be arranged in parallel.Figure 12 is the structural representation of the embodiment of the invention 12, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the groove 5 on its bellows wall hollow mould shell 1, hole 6, inner corner trim 8, raised line 10 are orthogonal thereto mutually, grade separation, be arranged in parallel.
Feature of the present invention also is to be provided with stiffener 2 in the described hollow mould shell 1, and stiffener 2 is at least one in stiffening rib, bracing boom, the reinforcing rib.Fig. 5 is the structural representation of the embodiment of the invention 5, and hollow mould shell 1 is the hollow mould shell of bellows wall, is provided with stiffener 2 in its bellows wall hollow mould shell 1, and diagram stiffener 2 is a reinforcing rib.
Feature of the present invention also is have stiffener 2 to expose on the described hollow mould shell 1.Fig. 6 is the structural representation of the embodiment of the invention 6, and hollow mould shell 1 is the hollow mould shell of bellows wall, has stiffener 2 to expose on its bellows wall hollow mould shell 1, and the stiffener 2 that diagram is exposed is stiffening rib and bracing boom.
Feature of the present invention also is to be provided with reinforce 3 in the described bellows wall hollow mould shell 1, reinforce 3 for reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, expanded metal lath, fiber, fleece or cloth, metal foil band, porose thin band, have protruding nail to approach at least a in band, braid over braid or the strap.Fig. 7 is the structural representation of the embodiment of the invention 7, and hollow mould shell 1 is the hollow mould shell of bellows wall, is provided with reinforce 3 in its bellows wall hollow mould shell 1, and diagram reinforce 3 is the metal foil band.
Feature of the present invention is that also described reinforce 3 exposes bellows wall hollow mould shell 1.
Feature of the present invention is that also described bellows wall hollow mould shell 1 is provided with locating structure 12.Locating structure 12 can be draw ring, drag hook, iron wire, feet or other device.Figure 13 is the structural representation of the embodiment of the invention 13, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with locating structure 12, and illustrated position structure 12 is draw ring and drag hook.
Feature of the present invention also is the cavity inside branch of described bellows wall hollow mould shell 1 or all fills or stickup light material 13.Light material 13 can be at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.Figure 14 is the structural representation of the embodiment of the invention 14, and hollow mould shell 1 is the hollow mould shell of bellows wall, all is filled with light material 13 in the cavity of its bellows wall hollow mould shell 1, and diagram light material 13 is an expanded perlite.
Feature of the present invention is that also the profile of described bellows wall hollow mould shell 1 is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polyhedron or many curved bodies.Figure 15 is the structural representation of the embodiment of the invention 15, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the profile of its bellows wall hollow mould shell 1 is cylindrical.
Feature of the present invention is that also described bellows wall hollow mould shell 1 is provided with penetration pipe 14, water pipe 15 or airduct 16.Figure 16 is the structural representation of the embodiment of the invention 16, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with penetration pipe 14 and water pipe 15.Figure 17 is the structural representation of the embodiment of the invention 17, and hollow mould shell 1 is the hollow mould shell of bellows wall, and its bellows wall hollow mould shell 1 is provided with airduct 16.
Feature of the present invention is that also a bottom surface of described bellows wall hollow mould shell 1 is extended with bridging piece 17.Figure 18 is the structural representation of the embodiment of the invention 18, and hollow mould shell 1 is the hollow mould shell of bellows wall, and the bottom surface of its bellows wall hollow mould shell 1 is extended with bridging piece 17.
During the invention process, earlier making surface with the cement glass fiber is undulatory open die body, then, prefabricated hush panel is sealed open die body, and seals with cementitious slurry, and maintenance promptly obtains the Cavity structural member of above-mentioned bellows wall after stipulate the length of time.Also available metal bellows or metal corrugated plate are made, perhaps plastic injection-moulded making.
Claims (15)
1, a kind of Cavity structural member, comprise hollow mould shell (1), hollow mould shell (1) is characterized in that for the hollow mould shell of bellows wall is arranged described bellows wall hollow mould shell (1) is provided with at least one in pit (4), groove (5), hole (6), chamfering (7), inner corner trim (8), boss module (9), raised line (10) or the external corner (11).
2, a kind of Cavity structural member according to claim 1 is characterized in that described bellows wall hollow mould shell (1) is wavy metal wall hollow mould shell or plastic ripple wall hollow mould shell or cement glass fiber bellows wall hollow mould shell.
3, a kind of Cavity structural member according to claim 1 is characterized in that the crest of ripple of described bellows wall hollow mould shell (1) or trough are parallel, quadrature, oblique or unordered setting each other.
4, a kind of Cavity structural member according to claim 1, it is characterized in that described bellows wall hollow mould shell (1) ripple waveform and waveform is inconsistent, wave height and wave height is inconsistent or ripple wide with ripple wide inequality.
5, a kind of Cavity structural member according to claim 1, at least one side that it is characterized in that described bellows wall hollow mould shell (1) is non-bellows wall.
6, a kind of Cavity structural member according to claim 1 is characterized in that described groove (5), hole (6), chamfering (7), inner corner trim (8), raised line (10) or external corner (11) self or orthogonal thereto mutually, oblique, grade separation or be arranged in parallel.
7, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6, it is characterized in that being provided with in the described hollow mould shell (1) stiffener (2), stiffener (2) is at least one in stiffening rib, bracing boom, the reinforcing rib.
8, a kind of Cavity structural member according to claim 7 is characterized in that having on the described hollow mould shell (1) stiffener (2) to expose.
9, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6, it is characterized in that being provided with in the described bellows wall hollow mould shell (1) reinforce (3), reinforce (3) is reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, expanded metal lath, fiber, fleece or cloth, metal foil band, porose thin band, have protruding nail to approach at least a in band, braid over braid or the strap.
10, a kind of Cavity structural member according to claim 9 is characterized in that described reinforce (3) exposes bellows wall hollow mould shell (1).
11,, it is characterized in that described bellows wall hollow mould shell (1) is provided with locating structure (12) according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6.
12, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6, the cavity inside that it is characterized in that described bellows wall hollow mould shell (1) divides or all fills or paste light material (13).
13, according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6, the profile that it is characterized in that described bellows wall hollow mould shell (1) is the square bodily form, cuboid, cylindrical, the hexagon bodily form, arc angle polyhedron or many curved bodies.
14,, it is characterized in that described bellows wall hollow mould shell (1) is provided with penetration pipe (14), water pipe (15) or airduct (16) according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6.
15,, it is characterized in that a bottom surface of described bellows wall hollow mould shell (1) is extended with bridging piece (17) according to the described a kind of Cavity structural member of arbitrary claim in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031456200A CN100336990C (en) | 2003-06-30 | 2003-06-30 | Cavity member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031456200A CN100336990C (en) | 2003-06-30 | 2003-06-30 | Cavity member |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710103683 Division CN101078274A (en) | 2003-06-30 | 2003-06-30 | Cavity component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1566562A CN1566562A (en) | 2005-01-19 |
| CN100336990C true CN100336990C (en) | 2007-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031456200A Expired - Fee Related CN100336990C (en) | 2003-06-30 | 2003-06-30 | Cavity member |
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| Country | Link |
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| CN (1) | CN100336990C (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197426A (en) * | 1996-07-12 | 1998-10-28 | 株式会社久斯特 | Concrete panel and method of prodn. thereof |
| WO2000017464A1 (en) * | 1998-09-22 | 2000-03-30 | Nystroem Rolf | Floor beam |
| CN1349029A (en) * | 2001-12-10 | 2002-05-15 | 邱则有 | Tubular, hollow and steel bar reinforced concrete floor member |
| CN1349028A (en) * | 2001-11-15 | 2002-05-15 | 邱则有 | Comobined ribbed cavity member for spatial structure roof |
| WO2003048471A1 (en) * | 2001-12-05 | 2003-06-12 | Daliform S.R.L. | Embedment-type mould for manufacturing building slab structures |
-
2003
- 2003-06-30 CN CNB031456200A patent/CN100336990C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197426A (en) * | 1996-07-12 | 1998-10-28 | 株式会社久斯特 | Concrete panel and method of prodn. thereof |
| WO2000017464A1 (en) * | 1998-09-22 | 2000-03-30 | Nystroem Rolf | Floor beam |
| CN1349028A (en) * | 2001-11-15 | 2002-05-15 | 邱则有 | Comobined ribbed cavity member for spatial structure roof |
| WO2003048471A1 (en) * | 2001-12-05 | 2003-06-12 | Daliform S.R.L. | Embedment-type mould for manufacturing building slab structures |
| CN1349029A (en) * | 2001-12-10 | 2002-05-15 | 邱则有 | Tubular, hollow and steel bar reinforced concrete floor member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1566562A (en) | 2005-01-19 |
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Owner name: HUNAN QIUZEYOU PATENT STRATEGY PLANNING CO., LTD. Free format text: FORMER OWNER: QIU ZEYOU Effective date: 20101008 |
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