CN2536689Y - In-situ casted steel bar reinforced hollow constructing components for floor - Google Patents
In-situ casted steel bar reinforced hollow constructing components for floor Download PDFInfo
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- CN2536689Y CN2536689Y CN 01274839 CN01274839U CN2536689Y CN 2536689 Y CN2536689 Y CN 2536689Y CN 01274839 CN01274839 CN 01274839 CN 01274839 U CN01274839 U CN 01274839U CN 2536689 Y CN2536689 Y CN 2536689Y
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Abstract
The utility model relates to a cavity structure shuttering for a cast-in-place reinforced concrete floor slab, comprising an upper bottom (1), a lower bottom (2) and a plurality of sidewalls (3); wherein, the surrounding sidewalls (3), the upper bottom (1) and the lower bottom (2) form a totally enclosed cavity polyhedron structure. The utility model is characterized in that the upper bottom (1) and the sidewalls (3) are connected with each other to form a one-shot molding overall basin template (4); the lower bottom (2) is a structural bottom plate (2) which is connected with the basin template (4); the structural bottom plate (2) and the basin template (4) form the polyhedron structure with an enclosed cavity (5); the thickness of the structural bottom plate (2) is larger than the wall thickness of the basin template (4); one or two of a plurality of steel bars (6), the reinforcement fabric (7), the steel wire mesh (8) or a prestressing steel bar are arranged in the structural bottom plate (2); one or two of the aramid fiberglass mesh cloth, the fiber cloth, the fiber grid cloth, the steel wire mesh, the fiber silk non-woven fabric or a fiber bundle are arranged in the basin template (4). The utility model has the advantages of light weight, high strength, simple structure, convenient construction and transportation.
Description
(1) technical field
The utility model relates to a kind of mould with cavity structure for casting reinforced concrete floor slab.
(2) background technology
Advantages such as at present, the building of brick mix structure and frame construction major part adopts precast hollow slab as floor structure, and it is fast that this floor structure has speed of application, and cost is low.But, only use the cement mortar joint filling, thereby globality is poor, is unfavorable for antidetonation, and phenomenons such as slit cracking, infiltration often occur owing to firmly do not link between adjacent two precast hollow slabs.In order to address the above problem, a lot of building have adopted the method for Cast-in-place concrete floor (solid, hollow), though solved antidetonation and problems of crack, will use template in a large number during construction, have not only increased expense, and have slowed down speed of application, have prolonged the duration.The patent No. is " shuttering member " utility model patent of 93206310.1, a kind of a kind of prefabricated noggin piece that is used for industry and the close rib cavity of civilian construction floor is disclosed, it by upper base, go to the bottom and sidewall constitutes, sidewall all around and upper base, the totally-enclosed cavity polyhedral structure of the formation of going to the bottom are provided with the integrated support intensity of ribs with the enhancement mode mould component in the die housing.During construction, by designing requirement, shuttering member is placed on the supporter of floor gap, reserve the certain clearance space between shuttering member, arrange reinforcing bar, and pour into a mould that shuttering member promptly constitutes all very smooth whole floor slab structure of upper and lower surface with reinforced concrete with cement, shuttering member in floor be internal mold be again to fill supporting member, construction saves trouble, easy.But this shuttering member is because there is ribs inside, weight is heavier relatively, and the wall thickness of polyhedral structure not by actual loading and use need the design, promptly going to the bottom thickness of slab should be greater than other wall thickness, be beneficial to when reality is used, the object of going to the bottom and can bear bigger flooring stress and hanging constant weight does not ftracture as light fixture, ceiling fan, equipment, pipeline etc., therefore, develop a kind of novel mould with cavity structure for casting reinforced concrete floor slab for being badly in need of.
(3) utility model content
The purpose of this utility model is to provide a kind of mould with cavity structure for casting reinforced concrete floor slab, have in light weight, characteristics such as intensity is high, simple in structure, convenient construction and transport, simultaneously, also have the object of hanging and in-situ deposited prefabricated bonding surface does not ftracture, base plate can transmit the characteristics such as power of ribbed slab floor.
Solution of the present utility model is on the basis of existing technology, there is not ribs, it by upper base, go to the bottom and sidewall constitutes, sidewall all around and upper base, the totally-enclosed cavity type polyhedral structure of the formation of going to the bottom, it is characterized in that upper base and sidewall are the one-time formed whole peviform template that links together, going to the bottom is the structure base plate, and peviform template and structure base plate link the polyhedral structure that forms the sealed whole body cavity; Wherein, the thickness of slab of structure base plate is greater than the wall thickness of peviform template, reinforcing bar, steel mesh reinforcement, gauze wire cloth or prestressed reinforcement or two or more combination are arranged in the structure base plate, aramid fiber glass fiber mesh, cloth, fibrous mesh cloth, gauze wire cloth, fibre nonwoven or fiber bundle or two or more combinations are arranged in the peviform template.Owing to there is not reinforcing rib, thereby the more existing shuttering member of weight is lighter, simultaneously, going to the bottom is the structure base plate, and the thickness of slab of structure base plate is greater than the wall thickness of peviform template, and reinforcing bar, steel mesh reinforcement etc. are arranged in the structure base plate, aramid fiber glass fiber mesh, cloth etc. are arranged in the peviform template, therefore, whole cavity Structural form intensity height, stressed power transmission are more reasonable, and simple in structure.During actual the use, the structure base plate can participate in stressed, and can hang the greater weight object and in-situ deposited prefabricated bonding surface does not ftracture, thereby has reached the purpose of this utility model.
Feature of the present utility model also is on the peviform template reinforcing rib is arranged, and reinforcing rib is solid, hollow or fluted body.The strength and stiffness of peviform template are better like this.
Feature of the present utility model also is dew muscle or the dew net that the structure base plate has reinforcing bar, steel mesh reinforcement, gauze wire cloth or prestressed reinforcement to stretch out, and perhaps reveals muscle, reveals the joint of netting.Reveal muscle like this or reveal net and can form integral body with the Cast-in-place concrete bonding better, improve overall performance.
Feature of the present utility model is that also the structure base plate stretches out the formation bridging piece from the sidewall of peviform template, and the outer edge of the bridging piece that stretches out is straight line or curve.Bridging piece can be used as the stay in place formwork of cast-in-place close rib, and can prevent that the interface is in conjunction with the crack.
Feature of the present utility model is that also the peripheral side of structure base plate is interior puncture dihedral, back taper, waveform, saw convex surface.Can make the bonding between structure base plate and the Cast-in-place concrete better like this, improve overall performance, prevent effectively and disperse between formwork and the Cast-in-place concrete stress to concentrate, eliminate straight slit.
Feature of the present utility model is that also the profile of peviform template has the back taper bodily form, cuboid or the positive cone bodily form of corrugated or dentation for the surface.Can improve the adhesion stress between mould with cavity structure and the Cast-in-place concrete so better, improve the overall performance of cast in situ concrete floor.
Feature of the present utility model is that also the peviform template is a layer structure, by one deck cementitious matter one deck cloth or net, and one deck cementitious matter one deck cloth or net again, multilayer build-up is glued forms for one deck cementitious matter etc. again, strengthens cloth, net at least more than one deck.
Feature of the present utility model also is on the structure base plate reinforcing rib is arranged.Can further improve the strength and stiffness of structure base plate like this, stressed preferably power transmission, and fall to hang the object of constant weight safely.
Feature of the present utility model is that also uniform hole is arranged on the structure base plate, constitutes the grid base plate of porose reinforcing rib.This formwork be applicable to top board have the grid requirement decorative applications, noise reduction and minimizing echo occasion or be convenient to pipeline and pass.
Feature of the present utility model is that also the structure base plate has the tightening position that pulls down that connects the construction bottom die plate to construct, and locating structure is draw ring, drag hook, iron wire or other device.
Feature of the present utility model also is at cavity partly or entirely filling or foamed plastic pasting, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool or glass wool.
Feature of the present utility model is that also the profile after difform structure base plate and the peviform form assembly is the back taper bodily form, cuboid, the positive cone bodily form or other shape.The structure base plate can be square, rectangle, circle, hexagon or other shape, and the profile of peviform template can be the back taper bodily form, cuboid, the positive cone bodily form or other shape.
Feature of the present utility model is that also the appearance and size of mould with cavity structure is ascending gradually changing, and the thickness of slab of structure base plate carries out the transition to the other end from large to small gradually.
Feature of the present utility model is that also the structure base plate is steel bar concrete, steel mesh reinforcement concrete, gauze wire cloth concrete, polymer steel bar concrete or wire mesh mortar etc., the cementitious materials of peviform template is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and peviform template, structure base plate are made with same material or different materials.
When feature of the present utility model is that also the structure base plate is steel bar concrete, each composition material weight of its concrete is cement 15%-25%, sand 20%-30%, stone 40%-55%, UEA expansion agent 3%-5%, FDN high efficiency water reducing agent 0.1%-0.5%, PP fiber 0.01%-1%, CS early strength admixture 0.1%-0.5%, water is an amount of.
When feature of the present utility model is that also the structure base plate is the wire mesh mortar moulding, each composition material weight of mortar is cement 20%-40%, sand 60%-70%, UEA expansion agent 3%-5%, the efficient composite water-reducing agent 0.1%-0.6% of XN, FC polypropylene complex emulsions 0-3%, CS early strength admixture 0.2%-0.5%, water is an amount of.
Four, description of drawings
Fig. 1 is the structural representation of embodiment 1 of the present utility model, and steel mesh reinforcement (7) is arranged in structure base plate (2).
Fig. 2 is the structural representation of embodiment 2 of the present utility model, and the reinforcing rib (10) of solid evagination is arranged on peviform template (4).
Fig. 3 is the structural representation of embodiment 3 of the present utility model, goes up the reinforcing rib (10) of the evagination of fluted type in peviform template (4).
Fig. 4 is the structural representation of embodiment 4 of the present utility model, and the reinforcing rib (10) of solid convex is arranged on peviform template (4).
Fig. 5 is the structural representation of embodiment 5 of the present utility model, goes up the reinforcing rib (10) of the convex of fluted type in peviform template (4).
Fig. 6 is the structural representation of embodiment 6 of the present utility model, at structure base plate (2) dew muscle (11) is arranged.
Fig. 7 is the structural representation of embodiment 7 of the present utility model, and the dew muscle (11) of prestressed reinforcement (9) is arranged at structure base plate (2).
Fig. 8 is the structural representation of embodiment 8 of the present utility model, and the joint (13) of dew muscle (11) is arranged at structure base plate (2).
Fig. 9 is the structural representation of embodiment 9 of the present utility model, and structure base plate (2) is extended with bridging piece (14) from the sidewall (3) of peviform template (4), and the outer edge of bridging piece (14) is a straight line.
Figure 10 is the structural representation of embodiment 10 of the present utility model, and the peripheral side (15) of structure base plate (2) is interior puncture angled surface.
Figure 11 is the structural representation of embodiment 11 of the present utility model, and the peripheral side (15) of structure base plate (2) is the back taper surface.
Figure 12 is the structural representation of embodiment 12 of the present utility model, and the peripheral side (15) of structure base plate (2) is the waveform surface.
Figure 13 is the structural representation of embodiment 12 of the present utility model, and the peripheral side (15) of structure base plate (2) is the saw convex surface.
Figure 14 is the structural representation of embodiment 14 of the present utility model, and the profile of peviform template (4) is that the surface has the undulatory back taper bodily form.
Figure 15 is the structural representation of embodiment 15 of the present utility model, and the profile of peviform template (4) has the cuboid of dentation for the surface.
Figure 16 is the structural representation of embodiment 16 of the present utility model, and the profile of peviform template (4) has the positive cone bodily form of dentation for the surface.
Figure 17 is the structural representation of embodiment 17 of the present utility model, and reinforcing rib (16) is arranged on structure base plate (2).
Figure 18 is the structural representation of embodiment 18 of the present utility model, and uniform hole (17) is arranged on structure base plate (2), has formed porose grid base plate.
Figure 19 is the structural representation of embodiment 19 of the present utility model, and the locating structure (18) of drag hook is arranged on structure base plate (2).
Figure 20 is the structural representation of embodiment 20 of the present utility model, is filled with foaming light concrete in the cavity (5) of peviform template (4).
Figure 21 is the structural representation of embodiment 21 of the present utility model, and structure base plate (2) is a rectangle, and peviform template (4) is the back taper bodily form, and both combinations with one another form the mould with cavity structure of back taper.
Figure 22 is the structural representation of embodiment 22 of the present utility model, and the appearance and size of mould with cavity structure from left to right is to become big gradually by little, and the thickness of slab of structure base plate (2) is by diminishing greatly gradually.
(5) embodiment
Below in conjunction with drawings and Examples the utility model is further described.
The utility model as shown in drawings, by upper base (1), go to the bottom (2) and sidewall (3) constitutes, sidewall all around (3) constitutes totally-enclosed cavity type polyhedral structure with upper base (1), go to the bottom (2), it is characterized in that upper base (1) and sidewall (3) one-time formed whole peviform template (4) for linking together, go to the bottom (2) for structure base plate (2), peviform template (4) links the polyhedral structure that forms sealed whole body cavity (5) with structure base plate (2); Wherein, the thickness of slab of structure base plate (2) is greater than the wall thickness of peviform template (4), reinforcing bar (6), steel mesh reinforcement (7), gauze wire cloth (8) or prestressed reinforcement (9) or two or more combination are arranged in the structure base plate (2), aramid fiber glass fiber mesh, cloth, fibrous mesh cloth, gauze wire cloth, fibre nonwoven or fiber bundle or two or more combinations are arranged in the peviform template (4).Fig. 1 is for there being the situation of steel mesh reinforcement (7) in structure base plate (2).
Feature of the present utility model is that also reinforcing rib (10) is arranged on the peviform template (4), and reinforcing rib (10) is solid, hollow or fluted body.Fig. 2 is for there being the reinforcing rib (10) of solid evagination on peviform template (4); Fig. 3 is a reinforcing rib (10) of going up the evagination of fluted type in peviform template (4); Fig. 4 is for there being the reinforcing rib (10) of solid convex on peviform template (4); Fig. 5 is a reinforcing rib (10) of going up the convex of fluted type in peviform template (4).
Feature of the present utility model also is dew muscle (11) or the dew net (12) that structure base plate (2) has reinforcing bar (6), steel mesh reinforcement (7), gauze wire cloth (8) or prestressed reinforcement (9) to stretch out, and perhaps reveals the joint (13) of muscle (11), dew net (12).Fig. 6 is for to have dew muscle (11) at structure base plate (2).Fig. 7 is for there being the dew muscle (11) of prestressed reinforcement (9) at structure base plate (2); Fig. 8 is for there being the joint (13) of dew muscle (11) at structure base plate (2).
Feature of the present utility model is that also structure base plate (2) stretches out formation bridging piece (14) from the sidewall (3) of peviform template (4), and the outer edge of the bridging piece that stretches out (14) is straight line or curve.Fig. 9 is extended with bridging piece (14) for structure base plate (2) from the sidewall (3) of peviform template (4), and the outer edge of bridging piece (14) is a straight line.
Feature of the present utility model is that also the peripheral side (15) of structure base plate (2) is interior puncture dihedral, back taper, waveform, saw convex surface.Figure 10 is that the peripheral side (15) of structure base plate (2) is interior puncture angled surface; Figure 11 is that the peripheral side (15) of structure base plate (2) is the back taper surface; Figure 12 is that the peripheral side (15) of structure base plate (2) is the waveform surface; Figure 13 is that the peripheral side (15) of structure base plate (2) is the saw convex surface.
Feature of the present utility model is that also the profile of peviform template (4) has the back taper bodily form, cuboid or the positive cone bodily form of corrugated or dentation for the surface.Figure 14 is that the surface has the undulatory back taper bodily form for the profile of peviform template (4); Figure 15 has the cuboid of dentation for the surface for the profile of peviform template (4); Figure 16 has the positive cone bodily form of dentation for the surface for the profile of peviform template (4).
Feature of the present utility model is that also peviform template (4) is a layer structure, by one deck cementitious matter one deck cloth or net, and one deck cementitious matter one deck cloth or net again, multilayer build-up is glued forms for one deck cementitious matter etc. again, strengthens cloth, net at least more than one deck.
Feature of the present utility model is that also reinforcing rib (16) is arranged on the structure base plate (2).Figure 17 is for there being reinforcing rib (16) on structure base plate (2).
Feature of the present utility model is that also uniform hole (17) is arranged on the structure base plate (2), constitutes the grid base plate of porose reinforcing rib (16).Figure 18 has formed porose grid base plate for uniform hole (17) to be arranged on structure base plate (2).
Feature of the present utility model is that also structure base plate (2) has the tightening position that pulls down that connects the construction bottom die plate to construct (18), and locating structure (18) is draw ring, drag hook, iron wire or other device.Figure 19 is for there being the locating structure (18) of drag hook on structure base plate (2).
Feature of the present utility model also is at cavity (5) partly or entirely filling or foamed plastic pasting, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool or glass wool.Figure 20 is for to be filled with foaming light concrete in the cavity (5) of peviform template (4).
Feature of the present utility model is that also the profile after difform structure base plate (2) and peviform template (4) make up is the back taper bodily form, cuboid, the positive cone bodily form or other shape.Structure base plate (2) can be square, rectangle, circle, hexagon or other shape, and the profile of peviform template (4) can be the back taper bodily form, cuboid, the positive cone bodily form or other shape.Figure 21 is that structure base plate (2) is rectangle, and peviform template (4) is the back taper bodily form, and both combinations with one another form the mould with cavity structure of back taper.
Feature of the present utility model is that also the appearance and size of mould with cavity structure is ascending gradually changing, and the thickness of slab of structure base plate (2) carries out the transition to the other end from large to small gradually.Figure 22 from left to right is to become big gradually by little for the appearance and size of mould with cavity structure, and the thickness of slab of structure base plate (2) is by diminishing greatly gradually.
Feature of the present utility model is that also structure base plate (2) is steel bar concrete, steel mesh reinforcement concrete, gauze wire cloth concrete, polymer steel bar concrete or wire mesh mortar etc., the cementitious materials of peviform template (4) is cement, cement mortar, polymer cement, alkali slag cement, ground caustic coal ash cement, sulphate aluminium cement, ferrous aluminate cement, magnesia oxychloride cement, high alumina cement, organic resin glue or combinations thereof, and peviform template (4), structure base plate (2) are made with same material or different materials.
When feature of the present utility model also is structure base plate (2) for steel bar concrete, each composition material weight of its concrete is cement 15%-25%, sand 20%-30%, stone 40%-55%, UEA expansion agent 3%-5%, FDN high efficiency water reducing agent 0.1%-0.5%, PP fiber 0.01%-1%, CS early strength admixture 0.1%-0.5%, water is an amount of.
When feature of the present utility model also is structure base plate (2) for the wire mesh mortar moulding, each composition material weight of mortar is cement 20%-40%, sand 60%-70%, UEA expansion agent 3%-5%, the efficient composite water-reducing agent 0.1%-0.6% of XN, FC polypropylene complex emulsions 0-3%, CS early strength admixture 0.2%-0.5%, water is an amount of.
When the utility model is implemented, can be prefabricated into structure base plate (2) with steel bar concrete, steel mesh reinforcement concrete or gauze wire cloth concrete earlier, going up with alkali slag cement or sulphate aluminium cement at structure base plate (2) then is that the fibrous cement paste of cementitious materials is made the peviform template (4) as the accompanying drawing required form, peviform template (4) links for one with structure base plate (3) like this, forms holistic mould with cavity structure.
Claims (13)
1, a kind of mould with cavity structure for casting reinforced concrete floor slab, it by upper base (1), go to the bottom (2) and sidewall (3) constitutes, sidewall all around (3) constitutes totally-enclosed cavity type polyhedral structure with upper base (1), go to the bottom (2), it is characterized in that upper base (1) and sidewall (3) one-time formed whole peviform template (4) for linking together, go to the bottom (2) for structure base plate (2), peviform template (4) links the polyhedral structure that forms sealed whole body cavity (5) with structure base plate (2); Wherein, the thickness of slab of structure base plate (2) is greater than the wall thickness of peviform template (4), reinforcing bar (6), steel mesh reinforcement (7), gauze wire cloth (8) or prestressed reinforcement (9) or two or more combination are arranged in the structure base plate (2), aramid fiber glass fiber mesh, cloth, fibrous mesh cloth, gauze wire cloth, fibre nonwoven or fiber bundle or two or more combinations are arranged in the peviform template (4).
2, a kind of mould with cavity structure for casting reinforced concrete floor slab according to claim 1 is characterized in that reinforcing rib (10) is arranged on the peviform template (4), and reinforcing rib (10) is solid, hollow or fluted body.
3, a kind of mould with cavity structure for casting reinforced concrete floor slab according to claim 1, it is characterized in that dew muscle (11) or dew net (12) that structure base plate (2) has reinforcing bar (6), steel mesh reinforcement (7), gauze wire cloth (8) or prestressed reinforcement (9) to stretch out, perhaps reveal the joint (13) of muscle (11), dew net (12).
4, according to claim 1 or 3 described a kind of mould with cavity structure for casting reinforced concrete floor slab, it is characterized in that structure base plate (2) stretches out formation bridging piece (14) from the sidewall (3) of peviform template (4), the outer edge of the bridging piece that stretches out (14) is straight line or curve.
5,, it is characterized in that the peripheral side (15) of structure base plate (2) is interior puncture dihedral, back taper, waveform, saw convex surface according to claim 1 or 3 described a kind of mould with cavity structure for casting reinforced concrete floor slab.
6,, it is characterized in that the profile of peviform template (4) has the back taper bodily form, cuboid or the positive cone bodily form of corrugated or dentation for the surface according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab.
7, according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab, it is characterized in that peviform template (4) is a layer structure, by one deck cementitious matter one deck cloth or net, one deck cementitious matter one deck cloth or net again, multilayer build-up such as one deck cementitious matter is glued again forms, and strengthens cloth or net at least more than one deck.
8,, it is characterized in that reinforcing rib (16) is arranged on the structure base plate (2) according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab.
9, a kind of mould with cavity structure for casting reinforced concrete floor slab according to claim 8 is characterized in that uniform hole (17) is arranged on the structure base plate (2), constitutes the grid base plate of porose reinforcing rib (16).
10, according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab, it is characterized in that structure base plate (2) has the tightening position that pulls down that connects the construction bottom die plate to construct (18), locating structure (18) is draw ring, drag hook, iron wire or other device.
11,, it is characterized in that at cavity (5) partly or entirely filling or foamed plastic pasting, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool or glass wool according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab.
12,, it is characterized in that the profile after difform structure base plate (2) and peviform template (4) make up is the back taper bodily form, cuboid, the positive cone bodily form or other shape according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab.
13, according to claim 1 or 2 described a kind of mould with cavity structure for casting reinforced concrete floor slab, the appearance and size that it is characterized in that mould with cavity structure is ascending gradually changing, and the thickness of slab of structure base plate (2) carries out the transition to the other end from large to small gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01274839 CN2536689Y (en) | 2001-11-23 | 2001-11-23 | In-situ casted steel bar reinforced hollow constructing components for floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01274839 CN2536689Y (en) | 2001-11-23 | 2001-11-23 | In-situ casted steel bar reinforced hollow constructing components for floor |
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| Publication Number | Publication Date |
|---|---|
| CN2536689Y true CN2536689Y (en) | 2003-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01274839 Expired - Fee Related CN2536689Y (en) | 2001-11-23 | 2001-11-23 | In-situ casted steel bar reinforced hollow constructing components for floor |
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| Country | Link |
|---|---|
| CN (1) | CN2536689Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100360751C (en) * | 2005-06-06 | 2008-01-09 | 邱则有 | Cast-in-situ concrete hollow slab |
| CN100476124C (en) * | 2003-09-15 | 2009-04-08 | 邱则有 | Light moulding bed component for cast-in-situ concrete |
| CN100537977C (en) * | 2004-08-23 | 2009-09-09 | 邱则有 | A kind of hollow die for pouring concrete filling on site |
-
2001
- 2001-11-23 CN CN 01274839 patent/CN2536689Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100476124C (en) * | 2003-09-15 | 2009-04-08 | 邱则有 | Light moulding bed component for cast-in-situ concrete |
| CN100537977C (en) * | 2004-08-23 | 2009-09-09 | 邱则有 | A kind of hollow die for pouring concrete filling on site |
| CN100360751C (en) * | 2005-06-06 | 2008-01-09 | 邱则有 | Cast-in-situ concrete hollow slab |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |