CN205444614U - Net piece forms hollow dark contignation with spacer bar cast in situ concrete - Google Patents
Net piece forms hollow dark contignation with spacer bar cast in situ concrete Download PDFInfo
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- CN205444614U CN205444614U CN201620008036.9U CN201620008036U CN205444614U CN 205444614 U CN205444614 U CN 205444614U CN 201620008036 U CN201620008036 U CN 201620008036U CN 205444614 U CN205444614 U CN 205444614U
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- mesh sheet
- screen cloth
- net
- concrete
- cloth body
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- 125000006850 spacer group Chemical group 0.000 title claims abstract 12
- 238000011065 in-situ storage Methods 0.000 title abstract 2
- 239000004744 fabric Substances 0.000 claims abstract 22
- 230000003014 reinforcing effect Effects 0.000 claims abstract 4
- 229910000831 Steel Inorganic materials 0.000 claims 5
- 239000010959 steel Substances 0.000 claims 5
- 230000002787 reinforcement Effects 0.000 claims 4
- 238000009416 shuttering Methods 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 210000003205 muscle Anatomy 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000009415 formwork Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
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Abstract
The utility model discloses a net piece forms hollow dark contignation with spacer bar cast in situ concrete, including the box with a net, the reinforcing bar screen cloth body and the concrete filling body, wherein the reinforcing bar screen cloth body is personally experienced sth. Part of the body including the upper screen cloth body and lower floor's screen cloth of the setting of upper and lower interval, the box with a net has been placed to even interval between the upper strata screen cloth body and the lower floor's screen cloth body, the concrete filling body is filled in the exterior space of box with a net, and extend to the upper screen cloth body and the external side of lower floor's screen cloth, stereotype through supporting formwork support in the below of the concrete filling body, the concrete filling body is from bottom to top filled, and during the air that mix with the concrete filling body squeezes in the box with a net by the both sides of box with a net, and through the upwards discharge of box with a net top, until the coverage network case, the box with a net blocks the concrete outside, form complete hollow dark beam slab. The utility model discloses form hollow or cancelled structure, participate in the structure atress through the spacer bar and strengthen building structure to improve the efficiency of construction, satisfy building energy conservation environmental protection requirement.
Description
Technical field
This utility model relates to cast-in-place concrete hollow building roof technology, refers in particular to a kind of mesh sheet and forms hollow dark contignation and technique with spacer bar cast-in-place concrete.
Background technology
Along with developing rapidly of national economy, urban construction is also updating day by day, the attention of Environmental protection, allows low-carbon environment-friendly, and the architectural mode of energy-saving and emission-reduction becomes the most important thing in building trade.The most traditional beam and slab type architectural mode, can not meet the demand of modern urban construction, urban architecture soil rare, makes architectural design and the application of material, improves, innovates and become particularly important.Through long-term practice and summary, the application of cast-in-place concrete hollow building roof technology, change traditional beam and slab type architectural mode, " work " font force structure, it is more suitable for the project that the spans such as underground garage, Tall Office Building, office building, school, market, hotel, dining room are bigger, is truly realized without secondary beam, girder height reduction or the effect without the big plate of beam.
Conventional cast-in-place concrete hollow building roof technology application, core must be used, casing, the material such as block and obturator fills in upper and lower concrete cover, form cavity and reduce concrete amount, alleviate structural weight per square meter, but position the most accurately, fix and anti-floating, the effect of key is often played in work progress, in conventional construction, usually error is relatively big exists certain deviation with design requirement, thus affect the safety of whole building, for ensureing monomer core location and anti-floating problem, substantial amounts of construction manpower is often added in construction, slow down construction speed, bottom is opened to be connected with scaffold and is fixed, also the generation of unavoidable local floating, construction unit, unit in charge of construction, this is often had a lingering fear, " cast-in-place concrete hollow building roof " technology is caused to there is difficult popularization in actual applications, difficult construction predicament.
nullAt present in cast-in-place concrete hollow building roof technology，Whether organic or inorganic material is formed hollow、The core of solid all kinds of shapes、Casing、The material such as block and obturator，Belong to intrinsic light material to the concrete parts replacing in cored slab，Thus alleviate building body deadweight，Hollow building cover is formed after cast-in-place，Meet the use demand to public building，But use original core、Casing、Block and obturator material，Need to shift to an earlier date in producer prefabricated or after having customized，It is sent to cast-in-place use after the fixed installation of job site，But add a period in manufacturer production，No matter use that organic or inorganic material，Such as plastic material、Polystyrene、Cement products etc.，In process of production，Pollution that existence the most in various degree is certain and the wasting of resources，Owing to intrinsic material is to form the hollow or solid closed，In carrying、Transport、When lifting and fixed installation，The most in various degree cause public environment pollute and waste，Construct cast-in-place before need to consider its cast-in-place during displacement and floating situation，Thus increase auxiliary anti-floating material，Such as Anti-floating reinforcing steel bar、Iron wire etc.，And for guaranteeing that location and anti-floating meet drawing requirement，Must punch in a template and wear iron wire，Draw solid on scaffold，Owing to each monomer is required for fixing，Therefore working procedure is added，Also need to time cast-in-place prevent the breakage of core and bottom because closing the airtight cast-in-place uncompacted situation caused，Add difficulty of construction；In any case after being fixed on cast-in-place completing, the misalignment that inside hollow floor structure, existence the most in various degree is certain, cannot ensure that design requires and the structure stress of monolithic architecture, particularly when anti-floating there is the damage of less degree in template punching to template, at the bottom of Bars In Poured Concrete Slab after form removal, there will be and remain multiple iron wires and iron wire hole because anti-floating is fixing, need secondary grinding planar base surface, the iron wire exposed is carried out antirust treatment, needs to carry out water-protected enclosure process to iron wire hole, add working procedure and operating expenses.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, one is provided original core, casing, block and obturator material to be replaced, mesh sheet and spacer bar is used to form hollow or cancelled structure, participate in structure stress by spacer bar building structure is strengthened, reduce conventional working procedure and difficulty of construction, thus improving efficiency of construction, the mesh sheet meeting building energy conservation environmental requirement forms hollow dark contignation and technique with spacer bar cast-in-place concrete.
The technical scheme that this utility model is taked is as follows: a kind of mesh sheet forms hollow dark contignation with spacer bar cast-in-place concrete, including net cage, reinforcing bar screen cloth body and Concrete Filled body, wherein reinforcing bar screen cloth body includes upper and lower spaced upper strata screen cloth body and lower floor's screen cloth body, it is evenly spaced apart to be placed with net cage between upper strata screen cloth body and lower floor's screen cloth body, Concrete Filled body is filled in the space outerpace of net cage, and extend to upper strata screen cloth body and the external side of lower floor's screen cloth, support shuttering supporting and shaping is passed through in the lower section of Concrete Filled body, Concrete Filled body is from bottom to top filled, and the air being mingled with by concrete clamp-oned in net cage by the both sides of net cage, and upwards discharge through net cage top, until covering net cage, net cage is by castable block outside, form complete hollow dark beam slab.
Preferably, described lower floor's screen cloth body includes that lower floor's transverse steel of at least two uniform intervals layings and lower floor's longitudinal reinforcement, lower floor's transverse steel and lower floor's longitudinal reinforcement are arranged between support shuttering and the bottom surface of net cage, shape webbed reinforced bar support structure.
Preferably, described upper strata screen cloth body includes that upper strata transverse steel that at least two uniform intervals lay and upper strata longitudinal reinforcement, upper strata transverse steel and upper strata longitudinal reinforcement are arranged at the end face top of net cage, shape webbed reinforced bar support structure.
Preferably, described Concrete Filled body includes concrete and top flange concrete between lower flange concrete, muscle, wherein, in above-mentioned lower flange Concrete Filled clearance space between support shuttering and lower floor's screen cloth body；Concrete Filled clearance space between lower floor's screen cloth body and upper strata screen cloth body between above-mentioned muscle；Above-mentioned top flange Concrete Filled is on the screen cloth body of upper strata.
Preferably, described net cage includes frame portions and mesh sheet assembly, wherein, above-mentioned frame portions is the cuboid framework being made up of round steel stirrup and band iron, mesh sheet assembly includes being attached at the right mesh sheet of six sides of cuboid framework, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and upper net plate, to form the net cage of cuboid structure.
Preferably, four limits of described right mesh sheet, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and upper net plate are rectangular box structure, and the middle part of rectangular box is provided with dictyosome；In above-mentioned rectangular box structure, uniform intervals offers hole, location, right mesh sheet, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and upper net plate is fixedly connected on six sides of frame portions by hole, location.
Preferably, described right mesh sheet, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and the interconnective side edge of upper net plate connect fixing by connector, are connected fixing at right mesh sheet, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and the interconnective drift angle of upper net plate by foot chain element.
Preferably, described right mesh sheet, left mesh sheet, front mesh sheet, rear mesh sheet, lower net plate and the interconnective clearance distance of upper net plate are not more than 1mm.
The beneficial effects of the utility model are:
nullThis utility model core of the prior art、Casing、The material such as block and obturator，The support of mesh sheet surrounding uses steel bar stress to form dark beam stirrup and participates in structure stress，It is not only able to the most fixing and supports mesh sheet，Lack and protect its Position location accuracy，Stirrup is formed owing to have employed surrounding spacer bar，Thus form dark girder construction with upper and lower distributing bar，Strengthen the tension anti-pressure ability of plate，The core that construction Central Plains uses、Casing、The material such as block and obturator，Need when cast-in-place，Protect and carry out anti-floating location measure one by one，By punching, template and scaffold are fixing to be connected，Difficulty of construction is bigger，There is certain displacement，Can not preferably guarantee the structure stress of integral slab，Use this utility model then when laying reinforced mesh，Calculate owing to spacer bar participates in structure stress，The most accurately mark setting timing locations，Mesh sheet is arranged on spacer bar，Construction in line with the drawings precise positioning during construction，Aggregate during cast-in-place，A kind of closely knit hollow dark girder construction is closed owing to the stop of mesh sheet automatically forms，And mesh sheet is owing to there being certain gap to be discharged by unnecessary air，Cast-in-place vibrate more closely knit，The buoyancy produced when having dissolved cast-in-place，Therefore without doing anti-floating process again，Thus it is efficiently completed construction.
Original core, casing, block and obturator material are replaced by this utility model, when design application, hollow or cancelled structure is formed by mesh sheet and spacer bar, and the spacer bar used participates in structure stress and strengthens building structure, reduce conventional working procedure and difficulty of construction, thus improve efficiency of construction, meet the requirement of building energy conservation environmental protection.
This utility model is that mesh sheet forms hollow dark beam slab with spacer bar cast-in-place concrete, wherein contain construction technology and corresponding supplementary material and product, interfixed installation by mesh sheet and spacer bar, hollow parts needed for formation, the core that original hollow building cover uses, casing, the material such as block and obturator, simply concrete parts is replaced, it is not involved in structure stress, and material of the present utility model is when design calculates, connection surrounding spacer bar formation stirrup is connected with upper and lower reinforced mesh, participation structure stress calculates, thus form dark girder construction with upper and lower distributing bar, strengthen the tension anti-pressure ability of plate, thus strengthen the force structure of monolithic architecture.Additionally, the most accurately mark setting timing locations, mesh sheet is arranged on spacer bar, construction in line with the drawings precise positioning during construction, aggregate during cast-in-place, due to the filter screen effect of mesh sheet, stop mortar to automatically form and a kind of close closely knit hollow dark girder construction, thus ensure that cast-in-place after hollow rate.Unnecessary air is discharged by mesh sheet owing to there being certain gap, cast-in-place vibrate more closely knit, the buoyancy produced when having dissolved cast-in-place, therefore without doing anti-floating process again, to template also without any damage, at the bottom of Bars In Poured Concrete Slab after form removal smooth, do not have because anti-floating sockets residual iron wire and iron wire hole, antirust without again carrying out, the waterproof later stage processes, reduce working procedure, simple to operate relatively low to workmen's skill set requirements, from construction material and the minimizing of difficulty of construction all different levels, accelerate construction speed, better meet building requirements, it is efficiently completed construction, therefore the having a high potential of this utility model popularization and application
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the perspective view of net cage in Fig. 1.
Fig. 3 is that the parts of net cage in Fig. 2 split structural representation.
Fig. 4 is the perspective view of frame portions in Fig. 3.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described:
nullAs shown in Figures 1 to 4，The technical scheme that this utility model is taked is as follows: a kind of mesh sheet forms hollow dark contignation with spacer bar cast-in-place concrete，It is characterized in that: include net cage 01、Reinforcing bar screen cloth body and Concrete Filled body，Wherein reinforcing bar screen cloth body includes upper and lower spaced upper strata screen cloth body and lower floor's screen cloth body，It is evenly spaced apart to be placed with at least two net cages 01 between upper strata screen cloth body and lower floor's screen cloth body，Concrete Filled body is filled in the space outerpace of net cage 01，And extend to upper strata screen cloth body and the external side of lower floor's screen cloth，Support shuttering 02 supporting and shaping is passed through in the lower section of Concrete Filled body，Concrete Filled body is from bottom to top filled，And the air being mingled with by Concrete Filled body clamp-oned in net cage 01 by the both sides of net cage 01，And upwards discharge through net cage 01 top，Until covering net cage 01，Net cage 01 is by castable block outside，Form complete hollow dark beam slab.
Lower floor's screen cloth body includes between the bottom surface that lower floor's transverse steel 06 that at least two uniform intervals lay and lower floor's longitudinal reinforcement 07, lower floor's transverse steel 06 and lower floor's longitudinal reinforcement 07 are arranged at support shuttering 02 and net cage 01, shape webbed reinforced bar support structure.
Upper strata screen cloth body includes that upper strata transverse steel 09 that at least two uniform intervals lay and upper strata longitudinal reinforcement 010, upper strata transverse steel 09 and upper strata longitudinal reinforcement 010 are arranged at the end face top of net cage 01, shape webbed reinforced bar support structure.
Concrete Filled body includes concrete 08 and top flange concrete 011 between lower flange concrete 05, muscle, and wherein, above-mentioned lower flange concrete 05 is filled in the clearance space between support shuttering 02 and lower floor's screen cloth body；Between above-mentioned muscle, concrete 08 is filled in the clearance space between lower floor's screen cloth body and upper strata screen cloth body；Above-mentioned top flange concrete 011 is filled on the screen cloth body of upper strata.
Net cage 01 includes frame portions and mesh sheet assembly, wherein, above-mentioned frame portions is the cuboid framework being made up of round steel stirrup 1 and band iron 2, mesh sheet assembly includes being attached at the right mesh sheet 5 of six sides of cuboid framework, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and upper net plate 10, to form the net cage of cuboid structure.
Four limits of right mesh sheet 5, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and upper net plate 10 are rectangular box structure, and the middle part of rectangular box is provided with dictyosome；In above-mentioned rectangular box structure, uniform intervals offers hole 11, location, right mesh sheet 5, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and upper net plate 10 is fixedly connected on six sides of frame portions by hole 11, location.
Right mesh sheet 5, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and the interconnective side edge of upper net plate 10 connect fixing by connector 4, are connected fixing at right mesh sheet 5, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and the interconnective drift angle of upper net plate 10 by foot chain element 3.
Right mesh sheet 5, left mesh sheet 6, front mesh sheet 7, rear mesh sheet 8, lower net plate 9 and the interconnective clearance distance of upper net plate 10 are not more than 1mm.
A kind of mesh sheet forms hollow dark beam slab technique with spacer bar cast-in-place concrete, comprises the following steps that:
S1, design calculate: round steel stirrup is participated in structure stress and calculates, it is considered to replace the lacing wire part in original design, thus form the stirrup of dark beam, reduce the amount of reinforcement of monolithic architecture；
S2, formwork construction: carry out formwork；
S3, lower floor's reinforcement construction: carry out lower floor's two-way concrete slab mesh sheet and fix；
S4, the manufacture of netted casing: round steel stirrup band iron and lower floor reinforced mesh are fixed, by foot chain element and connector, mesh sheet lower net plate upper net plate after mesh sheet before the mesh sheet left web sheet of right side is carried out installation to fix, the gap of connecting place is not more than 1mm, forms netted casing；
S5, top bars are constructed: carry out upper strata two-way concrete slab mesh sheet and fix；
S6, cast-in-place construction: carry out concrete cast-in-situ, concrete is from top to bottom cast on netted casing and and support shuttering between clearance space in, owing to using cage structure, during cast-in-place, aggregate is not thin and slump is little, it is beneficial to the filtering net air in mesh sheet gap, outside cast-in-place concrete mortar is blocked in mesh sheet, thus is formed after solidification and a kind of close closely knit hollow dark girder construction.
Further, this utility model uses this utility model in technology cars institute's teaching building, Xi'an project, this Project design hollow floor structure (mesh sheet and spacer bar cast-in-place concrete form hollow dark beam slab), installs pavement construction method and comprises the following steps:
1) design calculates: round steel stirrup in accompanying drawing is participated in structure stress and calculates, it is considered to replace the lacing wire part in original design, thus form the stirrup of dark beam, reduce the amount of reinforcement of monolithic architecture.
2) formwork construction: carry out the formwork construction of routine by design drawing requirement.
3) lower floor's reinforcement construction: carry out the fixing construction of lower floor's two-way concrete slab mesh sheet of routine by design drawing requirement.
4) this utility model construction: round steel stirrup band iron is fixed with lower floor reinforced mesh by design requirement, by foot chain adnexa connection adnexa, mesh sheet lower net plate upper net plate after mesh sheet before the mesh sheet left web sheet of right side is carried out installation to fix, connecting place guarantees, without more than 1mm gap, to form netted casing.
5) top bars construction: carry out the fixing construction of upper strata two-way concrete slab mesh sheet of routine by design drawing requirement.
6) cast-in-place construction: carry out the concrete cast-in-situ of routine by design drawing requirement, by the clearance space between concreting clearance space and netted casing between netted casing and support shuttering, and above netted casing, owing to using cage structure, require during cast-in-place aggregate should not too thin and slump should not be the biggest, it is more conducive to the slot strainer air of mesh sheet, outside cast-in-place concrete mortar is blocked in mesh sheet, thus is formed after solidification and a kind of close closely knit hollow dark girder construction.
7) Bars In Poured Concrete Slab maintenance: carry out the maintenance of routine by design and construction requirement.
This project uses this utility model construction method, and construction effect obtains Party A and the affirmative of designing unit and praise, saves monolithic architecture cost, improves efficiency of construction about 20%.
Embodiment of the present utility model simply introduces its detailed description of the invention, does not lies in and limits its protection domain.The technical staff of the industry may be made that some is revised under the inspiration of the present embodiment, therefore all equivalence changes done according to this utility model the scope of the claims or modification, belong in this utility model scope of the patent claims.
Claims (9)
- null1. a mesh sheet forms hollow dark contignation with spacer bar cast-in-place concrete，It is characterized in that: include net cage (01)、Reinforcing bar screen cloth body and Concrete Filled body，Wherein reinforcing bar screen cloth body includes upper and lower spaced upper strata screen cloth body and lower floor's screen cloth body，It is evenly spaced apart to be placed with net cage (01) between upper strata screen cloth body and lower floor's screen cloth body，Concrete Filled body is filled in the space outerpace of net cage (01)，And extend to upper strata screen cloth body and the external side of lower floor's screen cloth，Support shuttering (02) supporting and shaping is passed through in the lower section of Concrete Filled body，Concrete Filled body is from bottom to top filled，And the air between Concrete Filled body is clamp-oned in net cage (01) by the both sides of net cage (01)，And upwards discharge through net cage (01) top，Until covering net cage (01)，Net cage (01) is by castable block outside，Form complete hollow dark beam slab.
- Mesh sheet the most according to claim 1 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: described lower floor's screen cloth body includes lower floor's transverse steel (06) and lower floor's longitudinal reinforcement (07) of at least two uniform intervals layings, lower floor's transverse steel (06) and lower floor's longitudinal reinforcement (07) are arranged between the bottom surface of support shuttering (02) and net cage (01), shape webbed reinforced bar support structure.
- Mesh sheet the most according to claim 2 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: described upper strata screen cloth body includes upper strata transverse steel (09) and the upper strata longitudinal reinforcement (010) of at least two uniform intervals layings, upper strata transverse steel (09) and upper strata longitudinal reinforcement (010) are arranged at the end face top of net cage (01), shape webbed reinforced bar support structure.
- Mesh sheet the most according to claim 3 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: described Concrete Filled body includes concrete (08) and top flange concrete (011) between lower flange concrete (05), muscle, wherein, above-mentioned lower flange concrete (05) is filled in the clearance space between support shuttering (02) and lower floor's screen cloth body；Between above-mentioned muscle, concrete (08) is filled in the clearance space between lower floor's screen cloth body and upper strata screen cloth body；Above-mentioned top flange concrete (011) is filled on the screen cloth body of upper strata.
- Mesh sheet the most according to claim 4 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: described net cage (01) includes frame portions and mesh sheet assembly, wherein, above-mentioned frame portions is the cuboid framework being made up of round steel stirrup (1) and band iron (2), mesh sheet assembly includes being attached at the right mesh sheet (5) of six sides of cuboid framework, left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10), to form the net cage of cuboid structure.
- Mesh sheet the most according to claim 5 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: four limits of described right mesh sheet (5), left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10) are rectangular box structure, and the middle part of rectangular box is provided with dictyosome.
- Mesh sheet the most according to claim 6 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: in described rectangular box structure, uniform intervals offers hole, location (11), by hole, location (11), right mesh sheet (5), left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10) are fixedly connected on six sides of frame portions.
- Mesh sheet the most according to claim 7 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterized in that: described right mesh sheet (5), left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10) interconnective side edge connect by connector (4) fixing, connected by foot chain element (3) fixing at right mesh sheet (5), left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10) interconnective drift angle.
- Mesh sheet the most according to claim 8 and spacer bar cast-in-place concrete form hollow dark contignation, it is characterised in that: described right mesh sheet (5), left mesh sheet (6), front mesh sheet (7), rear mesh sheet (8), lower net plate (9) and upper net plate (10) interconnective clearance distance are not more than 1mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620008036.9U CN205444614U (en) | 2016-01-06 | 2016-01-06 | Net piece forms hollow dark contignation with spacer bar cast in situ concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620008036.9U CN205444614U (en) | 2016-01-06 | 2016-01-06 | Net piece forms hollow dark contignation with spacer bar cast in situ concrete |
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| CN201620008036.9U Expired - Fee Related CN205444614U (en) | 2016-01-06 | 2016-01-06 | Net piece forms hollow dark contignation with spacer bar cast in situ concrete |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760144A (en) * | 2017-01-11 | 2017-05-31 | 保定恒超新型材料科技有限公司 | A kind of cast-in-situ open-web floor obturator |
| CN106948534A (en) * | 2016-01-06 | 2017-07-14 | 刘鹏 | Mesh sheet forms hollow dark contignation and technique with spacer bar cast-in-place concrete |
| CN113136998A (en) * | 2020-12-28 | 2021-07-20 | 中国建筑第五工程局有限公司 | Construction method of coated steel net cage hollow floor |
-
2016
- 2016-01-06 CN CN201620008036.9U patent/CN205444614U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948534A (en) * | 2016-01-06 | 2017-07-14 | 刘鹏 | Mesh sheet forms hollow dark contignation and technique with spacer bar cast-in-place concrete |
| CN106760144A (en) * | 2017-01-11 | 2017-05-31 | 保定恒超新型材料科技有限公司 | A kind of cast-in-situ open-web floor obturator |
| CN113136998A (en) * | 2020-12-28 | 2021-07-20 | 中国建筑第五工程局有限公司 | Construction method of coated steel net cage hollow floor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 |
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| CF01 | Termination of patent right due to non-payment of annual fee |