CN108867965A - A kind of construction method of the float Structure of cast-in-place concrete hollow building roof - Google Patents
A kind of construction method of the float Structure of cast-in-place concrete hollow building roof Download PDFInfo
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- CN108867965A CN108867965A CN201810732736.6A CN201810732736A CN108867965A CN 108867965 A CN108867965 A CN 108867965A CN 201810732736 A CN201810732736 A CN 201810732736A CN 108867965 A CN108867965 A CN 108867965A
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- Prior art keywords
- connecting rod
- cast
- construction method
- building roof
- place concrete
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention relates to floor construction technical fields, more specifically, it relates to which a kind of construction method of the float Structure of cast-in-place concrete hollow building roof, drip irrigation device include the following steps：a：Formwork supporting plate；b：The framework of steel reinforcement of arranged crosswise beam in length and breadth；c：Hollow box body is arranged in framework of steel reinforcement；d：A piece connecting rod is passed through the prefabricated connecting tube in hollow box body, template and is fixedly connected with connecting tube, connecting plate by the fixed connecting plate on the lower surface of template；e：Casting concrete；f：Maintenance waits concrete consolidation；g：Remove connecting plate, the then middle taking-up from cabinet by connecting rod；h：Form removal, the present invention stablize with hollow floor structure, are not easy the effect to float.
Description
Technical field
The present invention relates to floor construction technical field, more specifically, it relates to a kind of cast-in-place concrete hollow building roof
The construction method of float Structure.
Background technique
Cast-in-situ reinforced concrete hollow floor is another novel floor system after arch without beam, close rib building roof,
Technical characteristics are：In cast-in-place concrete floor by a certain number of prefabricated permanent thin-walled hollow cabinets of regular arrangement and
The novel hollow floor system of formation.
It is big from heavy and light, span, adapt to current large pillar net, large bay, large space multi-rise building needs, it is hollow
Superstructure can not only provide flexible application space, mitigate dead load moreover, also having, increase strengthening floor slab rigidity, shorten construction work
Phase improves the advantages that sound insulation effect and reduction structural cost, and economic and technical norms have obviously than other types of floor system
Raising, be commonly employed prospect.
But in actual work progress, because of the mobility of concrete, so that hollow box body is easy to float, lead to office
The absolute altitude superelevation of portion's floor, and then there are quality problems.
Summary of the invention
In view of the deficienciess of the prior art, the invention reside in provide a kind of float Structure of cast-in-place concrete hollow building roof
Construction method, advantage hollow floor structure stablize, be not easy to float.
Technical purpose of the invention technical scheme is that：A kind of cast-in-place concrete hollow building roof
The construction method of float Structure, includes the following steps：
a：Formwork supporting plate；
b：The framework of steel reinforcement of arranged crosswise beam in length and breadth；
c：Hollow box body is arranged in framework of steel reinforcement；
d：A piece connecting rod is passed through the prefabricated connecting tube in hollow box body, mould by the fixed connecting plate on the lower surface of template
It plate and is fixedly connected with connecting tube, connecting plate；
e：Casting concrete；
f：Maintenance waits concrete consolidation；
g：Remove connecting plate, the then middle taking-up from cabinet by connecting rod；
h：Form removal.
By using above-mentioned technical proposal, the connecting plate below hollow box body and template is fixed using a connecting rod and is connected
It is connected together, so that hollow box body can resist concrete for the buoyancy of hollow box body, so that hollow box body is not easy
It is floating, after hollow box body is completely poured and is fixedly arranged in superstructure, connecting rod, connecting plate disassembly can also be removed repetition benefit
With.
The present invention is further arranged to：The connecting plate includes the connection valve being hinged, two pieces of connection valve patches
It is combined the connecting hole being provided on its rear center with connecting rod cooperation, fixation hole is additionally provided on connecting plate, fastens
Part is threadedly coupled after passing through fixation hole with the swivel nut of setting in a template.
By using above-mentioned technical proposal, connecting rod and connecting tube, connecting plate are connected after connecting plate is fixed in template
After connecing together, so that template provides the active force of local buoyancy for hollow box body.
The present invention is further arranged to：The connecting rod is screw rod, is provided with internal screw thread on the inner wall of the connecting tube, institute
Stating connecting hole is threaded hole.
By using above-mentioned technical proposal, connecting rod cylinder connecting tube, connecting plate are threadedly coupled, can by connecting rod,
Connecting tube and connecting plate are securely attached to together.
The present invention is further arranged to：One end that the connecting rod is located at below template is provided with spherical connector, even
It is connected with round table-like rubber stopper on connector, the link slot with connector cooperation, the hollow box are provided on the rubber stopper
The lower end of body is provided with the lower seal groove cavity with rubber stopper cooperation, before step g, first smears sealant on the surface of rubber stopper,
Then connecting rod is turned upwards, the rubber stopper for being coated with sealant blocks lower seal groove cavity, and connector exits connection by deformation
The rubber stopper that another surface is coated with sealant is filled in upper end of connecting tube under after connecting rod exits connecting tube completely by slot
In the symmetrically arranged upper seal groove of seal groove.
By using above-mentioned technical proposal, by connecting rod during lemon goes out from connecting tube, rubber stopper and connecting rod point
From, and column lower seal groove cavity is blocked, the link slot for being coated with sealant is equally filled on upper seal groove, can connecting tube be opened
The both ends of mouth have good air-tightness, so that shipwreck is by permeating superstructure at connecting tube.
The present invention is further arranged to：Locating piece is first set on the upper surface of template before step c, then by hollow box body
Locating slot on bottom face is cooperated with locating piece.
By using above-mentioned technical proposal, locating piece and locating slot cooperation can make hollow box body accurately be arranged in mould
On plate.
The present invention is further arranged to：First in the table of connecting rod before connecting rod is connect with connecting tube, connecting plate in step d
Face coating lubricating oil.
By using above-mentioned technical proposal, either divide so that connecting tube is easy to link together with connecting tube, connecting plate
From.
The present invention is further arranged to：The area of the connecting plate and template contacts is at least hollow box body bottom face area
A quarter.
By using above-mentioned technical proposal, the pressure at template surface and connecting plate contact position is reduced, so that template is not
It is easy impaired.
The present invention is further arranged to：The top of connecting rod is provided with hexagonal bolt head, and the connecting rod can be pulled with electronic
Hand is back-outed.
By using above-mentioned technical proposal, easily connecting rod can be removed from connecting plate, hollow box body.
The present invention is further arranged to：The connecting rod is polished rod, and radially direction is equal for the connecting rod upper and lower ends
It is provided with spliced eye, is plugged with shank in the spliced eye.
By using above-mentioned technical proposal, spliced eye in connecting rod is located at lower section and the hollow box body of template
Connecting rod, connecting tube and connecting plate can be securely attached to together by top by the limitation of shank.
The present invention is further arranged to：The connecting rod can be extracted by extracting after binding with heavy equipment by lifting equipment.
By using above-mentioned technical proposal, easily connecting rod can be extracted from hollow box body.
In conclusion the invention has the advantages that：
1, after connecting rod and the intracorporal connecting tube of connecting plate, hollow box are fixed together, so that hollow box body is not easy to float；
2, recycling is removed in connecting rod, connecting plate disassembly, has saved resource；
3, the both ends of connecting tube are blocked by rubber stopper, so that the both ends of connection tube opening have good air-tightness, are made
Shipwreck is obtained by permeating superstructure at connecting tube.
Detailed description of the invention
Fig. 1 is the whole the schematic diagram of the section structure of embodiment one；
Fig. 2 is the structural schematic diagram of the connecting plate of embodiment one；
Fig. 3 is the whole the schematic diagram of the section structure of embodiment two.
Appended drawing reference：1, hollow box body；2, connecting tube；3, upper seal groove；4, lower seal groove cavity；5, hole is passed through；6, swivel nut；7,
Connector；8, link slot；9, locating piece；10, framework of steel reinforcement；11, locating slot；12, connecting plate；13, valve is connected；14, connecting rod；
15, fixation hole；16, fastener；17, spliced eye；18, shank；19, connecting hole；20, template；21, rubber stopper.
Specific embodiment
Referring to attached drawing, the present invention will be further described.
Embodiment one：
A kind of construction method of the float Structure of cast-in-place concrete hollow building roof, as shown in Figure 1, being fixed with one in hollow box body 1
Root runs through the connecting tube 2 of 1 upper and lower ends of hollow box body, and the both ends of connecting tube 2 are respectively arranged with round table-like upper seal groove 3 under
Seal groove 4；
It offers in template 20 across hole 5, insertion is provided with swivel nut 6 on the lower end surface passed through around hole 5, swivel nut 6 totally four
It is a and be in matrix arrangement；
One end of connecting rod 14 is formed with spherical connector 7, is provided on round table-like rubber stopper 21 and the cooperation of connector 7
Link slot 8.
As shown in Figure 1, 2, the construction procedure of this construction method is as follows：
a：Formwork supporting plate 20 utilizes total station setting-out in template 20 and arranges the locating piece 9 of cone cell；
b：The framework of steel reinforcement 10 of arranged crosswise beam in length and breadth；
c：Hollow box body 1 is arranged in framework of steel reinforcement 10, the locating slot 11 of 1 lower end of hollow box body and locating piece 9 are cooperated so that
Hollow box body 1 is accurately arranged in template 20；
d：Plate-like connecting plate 12 is fixed on the lower surface of template 20, the area that connecting plate 12 is contacted with template 20 is hollow
The one third of 1 lower end surface area of cabinet, connecting plate 12 include two pieces of connection valves 13 being hinged, two pieces of connection valve 13 patches
It is combined on its rear center and is formed with the connecting hole 19 cooperated with connecting rod 14, and connecting hole 19 is threaded hole；
A fixation hole 15 is offered on four corner locations on connecting plate 12, after bolt fastener 16 passes through fixation hole 15
Be threadedly coupled with the swivel nut 6 being arranged in template 20 that connecting plate 12 is fixed in template 20；
By a root surface smeared lubricating oil connecting rod 14 pass through connecting tube 2, template 20 and with connecting tube 2, connecting plate 12
Connection, wherein connecting rod 14 selects screw rod, is provided with internal screw thread on the inner wall of connecting tube 2, and connecting rod 14 and connecting tube 2 are connect
Plate 12 is to be threadedly coupled；
e：Framework of steel reinforcement 10, hollow box body 1 are poured and to form superstructure by casting concrete；
f：Maintenance waits concrete consolidation；
g：Remove connecting plate 12；
Link slot 8 on rubber stopper 21 is linked together by way of deformation with connector 7, on the surface of rubber stopper 21
Sealant is smeared, connecting rod 14 is turned by the hexagonal bolt head cooperation on electric wrench and 14 top of connecting rod upwards then and is taken
Out, the size across hole 5 is bigger than the size of Rubber end, so that the rubber stopper 21 for being coated with sealant is blocked down after passing through template 20
Seal groove 4, because rubber stopper 21 can not can exit link slot 8 by connecting tube 2, connector 7 by way of deformation；
After connecting rod 14 exits connecting tube 2 completely, the rubber stopper 21 that another surface is coated with sealant is filled in into connecting tube 2
In upper end and the symmetrically arranged upper seal groove 3 of lower seal groove cavity 4, so that the both ends that connecting tube 2 is open are with good airtight
Performance allows shipwreck by permeating superstructure at connecting tube 2；
h：Form removal 20.
Embodiment two：
Compared to embodiment one the difference is that：
As shown in figure 3, connecting rod 14 is polished rod, radially direction offers a spliced eye to 14 upper and lower ends of connecting rod
17, shank 18 is plugged in spliced eye 17, and the spliced eye 17 in connecting rod 14 is located at the lower section of template 20 and hollow
Connecting rod 14, connecting tube 2 and connecting plate 12 can be securely attached to one by the limitation of shank 18 by the top of cabinet 1
It rises, by shank 18 after extracting in spliced eye 17, connecting rod 14 can be reseted by being risen after binding with lifting equipments such as tower cranes
It is standby to extract.
Assigned direction in this specific embodiment is intended merely to facilitate between each component of statement positional relationship and mutually
The relationship of cooperation.The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned
Embodiment, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for this technology
For the those of ordinary skill in field, several improvements and modifications without departing from the principles of the present invention, these are improved and profit
Decorations also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof, it is characterized in that：Include the following steps：
a：Formwork supporting plate (20)；
b：The framework of steel reinforcement (10) of arranged crosswise beam in length and breadth；
c：Hollow box body (1) is arranged in framework of steel reinforcement (10)；
d：Fixed connecting plate (12) on the lower surface of template (20) pass through a connecting rod (14) prefabricated in hollow box body
(1) it connecting tube (2), template (20) in and is fixedly connected with connecting tube (2), connecting plate (12)；
e：Casting concrete；
f：Maintenance waits concrete consolidation；
g：It removes connecting plate (12), the then middle taking-up from cabinet by connecting rod (14)；
h：Form removal (20).
2. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 1, it is characterized in that：
The connecting plate (12) includes the connection valve (13) being hinged, its center after two pieces of connection valves (13) fit together
The connecting hole with connecting rod (14) cooperation is provided on position（19）, it is additionally provided with fixation hole (15) on connecting plate (12), fastens
Part (16) is threadedly coupled with the swivel nut (6) being arranged in template (20) afterwards by fixation hole (15).
3. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 2, it is characterized in that：
The connecting rod (14) is screw rod, is provided with internal screw thread, the connecting hole on the inner wall of the connecting tube (2)（19）For screw thread
Hole.
4. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 3, it is characterized in that：
The connecting rod (14) is located at one end below template (20) and is provided with spherical connector (7), and connector is connected with circle on (7)
The rubber stopper (21) of mesa-shaped is provided with the link slot (8) with connector (7) cooperation, the hollow box on the rubber stopper (21)
The lower end of body (1) is provided with the lower seal groove cavity (4) with rubber stopper (21) cooperation, before step g, first on the surface of rubber stopper (21)
Then upper smearing sealant turns connecting rod (14) upwards, the rubber stopper (21) for being coated with sealant blocks lower seal groove cavity
(4), connector (7) exits link slot (8) by deformation, after connecting rod (14) exits connecting tube (2) completely, by another surface
The rubber stopper (21) for being coated with sealant fills in connecting tube (2) upper end and lower seal groove cavity (4) symmetrically arranged upper seal groove (3)
In.
5. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 1, it is characterized in that：
Locating piece (9) first are set on the upper surface of template (20) before step c, then by the locating slot on hollow box body (1) bottom face
(11) cooperated with locating piece (9).
6. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 1, it is characterized in that：
The area that the connecting plate (12) contacts with template (20) is at least a quarter of hollow box body (1) bottom face area.
7. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 3, it is characterized in that：
Lubrication first is smeared on the surface of connecting rod (14) before connecting connecting rod (14) with connecting tube (2), connecting plate (12) in step d
Oil.
8. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 7, it is characterized in that：
The top of connecting rod (14) is provided with hexagonal bolt head, and the connecting rod (14) can be back-outed with electric wrench.
9. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 1, it is characterized in that：
The connecting rod (14) is polished rod, and connecting rod (14) upper and lower ends are radially provided with spliced eye (17), institute in direction
It states and is plugged with shank (18) in spliced eye (17).
10. a kind of construction method of the float Structure of cast-in-place concrete hollow building roof according to claim 9, feature
It is：The connecting rod (14) can be extracted by extracting after binding with heavy equipment by lifting equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810732736.6A CN108867965B (en) | 2018-07-05 | 2018-07-05 | Construction method of anti-floating structure of cast-in-place concrete hollow floor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810732736.6A CN108867965B (en) | 2018-07-05 | 2018-07-05 | Construction method of anti-floating structure of cast-in-place concrete hollow floor |
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| Publication Number | Publication Date |
|---|---|
| CN108867965A true CN108867965A (en) | 2018-11-23 |
| CN108867965B CN108867965B (en) | 2020-07-28 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025019A (en) * | 2018-07-02 | 2018-12-18 | 谈拥军 | A kind of composite core formwork for hollow floor being easy to lift |
| CN110984452A (en) * | 2019-12-05 | 2020-04-10 | 中冶天工集团有限公司 | GBF honeycomb core plate construction auxiliary device and construction method |
| CN111691592A (en) * | 2020-06-24 | 2020-09-22 | 天津洪晟基业建材有限公司 | High-limit formwork fixing device for multi-ribbed formwork and installation method |
| CN113175145A (en) * | 2021-04-30 | 2021-07-27 | 上海二十冶建设有限公司 | Polystyrene square box core mold construction method for hollow floor system |
| CN113175146A (en) * | 2021-05-21 | 2021-07-27 | 宁波住宅建设集团股份有限公司 | Anti-floating connecting piece for hollow composite floor slab |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109025019A (en) * | 2018-07-02 | 2018-12-18 | 谈拥军 | A kind of composite core formwork for hollow floor being easy to lift |
| CN110984452A (en) * | 2019-12-05 | 2020-04-10 | 中冶天工集团有限公司 | GBF honeycomb core plate construction auxiliary device and construction method |
| CN111691592A (en) * | 2020-06-24 | 2020-09-22 | 天津洪晟基业建材有限公司 | High-limit formwork fixing device for multi-ribbed formwork and installation method |
| CN113175145A (en) * | 2021-04-30 | 2021-07-27 | 上海二十冶建设有限公司 | Polystyrene square box core mold construction method for hollow floor system |
| CN113175146A (en) * | 2021-05-21 | 2021-07-27 | 宁波住宅建设集团股份有限公司 | Anti-floating connecting piece for hollow composite floor slab |
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| CN108867965B (en) | 2020-07-28 |
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Address after: 325100 No.172, East Street, Tangtou village, Oubei Town, Yongjia County, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Jiacheng Engineering Project Management Co.,Ltd. Address before: 325100 No.172, East Street, Tangtou village, Oubei Town, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: WENZHOU JIACHENG ENGINEERING PROJECT MANAGEMENT Co.,Ltd. |
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