CN107630559A - It is a kind of first to open constructing device and method for floor - Google Patents
It is a kind of first to open constructing device and method for floor Download PDFInfo
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- CN107630559A CN107630559A CN201610565016.6A CN201610565016A CN107630559A CN 107630559 A CN107630559 A CN 107630559A CN 201610565016 A CN201610565016 A CN 201610565016A CN 107630559 A CN107630559 A CN 107630559A
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- support beam
- constructing device
- reinforcing bar
- floor
- bar
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Abstract
Constructing device and method are first opened for floor the invention discloses a kind of, the constructing device of first opening includes support beam, and the reinforcing bar for being used to fix deformed bar is provided with the both ends of the support beam and is mentioned.Described construction method of first opening includes following operation：A1) reinforcing bar for first opening constructing device being fixed on after deformed bar prestretching described in claim 1 is mentioned；B1) by step a1) formed component be lifted on lay slab form top, then carry out next step construction.The present invention can only will can work in the prestretching that factory is carried out originally, it is transferred to field conduct, so as to realize the cast-in-site of integral prefabricated floor, relative to cast-in-situ floor has high insulating effect, flatness height, span is big, construction safety, efficiency of construction are high, the advantages that 80% reinforcing bar can be saved, available for building for floor.
Description
Technical field
The present invention relates to the construction technology of building, specifically, be related to it is a kind of for floor first open constructing device and
Method.
Technical background
Now with the continuous improvement of living standards of the people, the quality and quantity of building, which is obtained for, to be increased substantially.
Therefore, the saving to building material and the raising of construction speed seem more and more important.Attempt to save now with many inventions
Building material, the number of patent application as disclosed in Patent Office of the People's Republic of China on 07 22nd, 2009 is 200910076895.6, invention
It is entitled《A kind of thin-wall hollow pipe anti-floating construction method for cast-in-situ concrete hollow floor slab》Invention in disclose a kind of method,
This method welds thin-wall hollow pipe anti-floating frame to solve the anti-floating of thin-wall hollow pipe in concrete placement, resist using sheet metal
Move.Although this method can partly reduce the dosage of concrete, mode of operation is complicated, equipment investment is big, in high-rise
In can not effectively be applied due to lacking corresponding operating platform.Therefore, it is badly in need of a kind of fundamentally save now to build
Material and construction method and related device easy to operate, safe, that speed of application can be improved.
Precast floor slab is relative to cast-in-situ floor has high insulating effect, flatness height, span is big, can save 80% reinforcing bar etc.
Advantage.But current construction method, it is to be spliced polylith precast floor slab, so that in advance due to the lifting limited mass of crane
Easily dropping during leak, particularly earthquake easily occurs in seam between making sheet, and security is poor.In addition, prefabricated building is prepared at present
Plate is, it is necessary to specific prestretching spud pile, so that the cast-in-place construction for carrying out precast floor slab at the scene can not be realized.If can be existing
Field carries out the overall cast-in-place construction of precast floor slab, can not only solve precast floor slab leak and safety issue, and can save
Reinforcing bar, have the advantages that flatness is good, span is big, but there is presently no correlation technique report.
The content of the invention
For the above mentioned problem and demand present in prior art, it is an object of the invention to provide it is a kind of it is easy for construction, can
Site operation and it can substantially save the floor that is used for of construction material and first open constructing device and method.
It is provided by the invention it is a kind of first open constructing device, including support beam for floor, in the support beam
Both ends, which are provided with the reinforcing bar for being used for fixing deformed bar and mentioned, (that is, after deformed bar is carried out into prestretching, both ends to be divided
The reinforcing bar for not being fixed on the both ends of support beam is mentioned).
By using the above-mentioned technology of the present invention, the slab form set up in the air now can be become to lay on ground
Scene is directly lifted into afterwards, and can only will be worked originally in the prestretching that factory is carried out, and is transferred to field conduct, is applied so as to improve
Work security and efficiency of construction, the danger of construction is reduced, realize the overall cast-in-place construction of precast floor slab.
As an improvement scheme, the reinforcing bar mentions the both ends for being directly anchored to the support beam.This structure letter
It is single, low manufacture cost.
As an improvement scheme, the reinforcing bar is mentioned above or below the support beam.When above
When, support beam is under；When positioned at lower section, support beam is upper.
As an improvement scheme, the reinforcing bar mentions the both ends that the support beam is fixed on by fixture.Using
During this structure, fixture can be wider than support beam, and the width of support beam can diminish, and is not influenceing deformed bar number
The material usage of support beam can be saved on the premise of amount.
As an improvement scheme, being laid in the top of the support beam has slab form, or horizontal in the support
Slab form is lifted with below beam.Present slab form is all to build steel tube frame by steel pipe, then in steel pipe support
Composition is laid on frame.Long in time limit, workload is big, dangerous high.The present invention can become the slab form set up in the air now
Scene is directly lifted into after being laid on ground, can improve the security of construction and efficiency of construction reduces the danger of construction.Will
The support beam for installing slab form is directly lifted on load bearing wall or/and spandrel girder, then with load bearing wall or/and spandrel girder phase
Even, it is possible to carry out pouring into a mould concrete construction above.It is horizontal in support when installing slab form in the lower section of support beam
Beam is provided with suspension rod, and slab form is connected in the lower end of suspension rod；Upper fixing nut and lower fixing nut are provided with suspension rod, is passed through
The height of the upper fixing nut of suspension rod or lower fixing nut regulation slab form, the lower fixing nut for unclamping downrod lower end can be by building
Template die plate is taken apart.Slab form can be installed on the ground using this structure, security and installation effectiveness can be improved.
As an improvement scheme, when laying slab form in the top of support beam, in the support beam also
One or more height adjusting part is provided with, to adjust the levelness of slab form.Since after concrete is poured into a mould, building
Template die plate can be influenceed the flatness of floor by the gravity of concrete, and can ensure building by the regulation of height adjusting part
The levelness of template die plate.
As an improvement scheme, the both ends of the support beam are connected with load bearing wall or/and spandrel girder.It will install
Support beam be directly lifted on load bearing wall or/and spandrel girder, then be connected with load bearing wall or/and spandrel girder, it is possible to upper
Face construct in next step.Connected mode has on a variety of, such as fixture is set at the both ends of the crossbeam, by described solid
Determine part with load bearing wall or/and spandrel girder to be connected.The form of fixture can be various structures, the purpose is to connecting cross beam with holding
Weight wall or/and spandrel girder, such as：Using hook form, when the fixture is links up with, make one side and the support beam of hook
Be connected (usually active connection), the another side of hook is hung on load bearing wall or/and spandrel girder, and the hook needs to hold
Carry on a shoulder pole slab form and reinforcing bar, the gross weight of concrete of crossbeam and the above.
As an improvement scheme, is additionally provided with one or more midfoot support in the middle part of the support beam
Bar, to ensure the levelness of support beam.When the span of support beam is too big, it is ensured that the levelness of slab form, it is necessary to
Ensure the levelness of support beam, if the intensity by improving support beam, the weight and system of support beam will be increased
This is caused, therefore the present invention, to ensure the levelness of support beam, improves support beam by setting midfoot support bar at middle part
Span.
As an improvement scheme, is preset with some pre-buried bars on the slab form；The pre-buried bar is by lightweight
Construction material forms, and is positioned at by keeper in the concrete of floor.The keeper passes through bolt and slab form phase
Connection, can make keeper be separated with slab form after unclamping the fixing nut of bolt；The keeper can fix pre-buried bar
Firmly, to prevent pre-buried bar from moving and floating during concrete is poured into a mould.Because pre-buried bar is made up of light building material,
Its mechanical strength and proportion are far below concrete, so the weight of floor on the one hand can be mitigated using this structure, on the other hand
Cavity structure can be formed, so as to improve the span of floor.
It is provided by the invention it is a kind of first open construction method for floor, including the foregoing constructing device and such as first opened
Lower operation：
A1 the described reinforcing bar first opened in constructing device) will be fixed on after deformed bar prestretching to mention；
B1) by step a1) formed component be lifted on lay slab form top, then carry out next step construction；
The next step construction is exactly to pour into a mould concrete, and after construction terminates, dismounting reinforcing bar mentions the connection between deformed bar, so
The slab form by support beam and above is removed afterwards, it is separated with the concrete having been cured., can for the ease of departing from
Mention in reinforcing bar in advance and releasing agent is painted on slab form.
As a kind of preferred scheme, described first opens construction method, including foregoing first opens constructing device and load-bearing
Wall or/and spandrel girder and following operation：
A2) slab form is laid in the top of the foregoing support beam for first opening constructing device；
B2) step a2 being fixed on after deformed bar prestretching) reinforcing bar at the both ends of the support beam mentions；
C2) by step b2) formed component be lifted on corresponding load bearing wall or/and spandrel girder, then carry out in next step
Construction.
As further preferred scheme, described first opens construction method, including foregoing first open constructing device and hold
Weight wall or/and spandrel girder and following operation：
A3) slab form is laid in the foregoing support beam for first opening constructing device；
B3) step a3 being fixed on after deformed bar prestretching) reinforcing bar above the both ends of the support beam mentions；
C3) by step b3) formed component be lifted on corresponding load bearing wall or/and spandrel girder；
D3) separately foregoing another support beam for first opening constructing device will be fixed on after deformed bar prestretching
Reinforcing bar below both ends is mentioned；
E3) by step d3) component that is formed is lifted into and step c3) load bearing wall or/and spandrel girder are perpendicular holds
On weight wall or/and spandrel girder, next step construction is then carried out.This construction method can form the pre- of intersection in slab form should
The span and intensity of floor can be significantly increased in power reinforcing bar, this chi structure.
As further preferred scheme, to step e3) formed the deformed bar to intersect carry out tying up fixation.Tie up
The deformed bar that two different directions intersect can be linked to be an entirety after fixation, the intensity of floor can be increased.
As further preferred scheme, before lifting, first some pre-buried bars pre-buried on the slab form, then enter again
Row lifting；The pre-buried bar is made up of light building material, and is positioned at by keeper in the concrete of floor.
Compared with prior art, the present invention has following conspicuousness progress：
1st, due to the prestressing force effect of deformed bar, thus more than 80% amount of reinforcement can be saved；
2nd, using the load bearing wall and spandrel girder of building, the specific spud pile of prestretching reinforcing bar in the prior art is saved, can
Realize site operation；
3rd, because deformed bar and slab form are to install on the ground, constructing operation is not only simplify, improves and applies
Work efficiency rate, and also improve working security.
Brief description of the drawings
Fig. 1 is a kind of structural representation for first opening constructing device for floor that the embodiment of the present invention 1 provides；
Fig. 2 is the structural representation for first opening constructing device that the another kind that the embodiment of the present invention 2 provides is used for floor；
Fig. 3 is a kind of structural representation for first opening constructing device for being provided with slab form that the embodiment of the present invention 3 provides；
Fig. 4 is a kind of structural representation for first opening constructing device for being provided with slab form that the embodiment of the present invention 4 provides；
Fig. 5 is a kind of structural representation for first opening constructing device for being provided with slab form that the embodiment of the present invention 5 provides；
Fig. 6 is the cross-sectional view that a kind of reinforcing bar that the embodiment of the present invention 6 provides is mentioned；
Fig. 7 is a kind of structural representation for slab form for being provided with pre-buried bar that the embodiment of the present invention 7 provides；
Fig. 8 is a kind of theory structure schematic diagram for first opening construction method for floor that the embodiment of the present invention 8 provides；
Fig. 9 is a kind of theory structure schematic diagram for first opening construction method for floor that the embodiment of the present invention 9 provides；
Figure 10 is a kind of theory structure schematic diagram for first opening construction method for floor that the embodiment of the present invention 10 provides；
Figure 11 is a kind of theory structure schematic diagram for first opening construction method for floor that the embodiment of the present invention 11 provides；
Figure 12 is a kind of theory structure schematic diagram for first opening construction method for floor that the embodiment of the present invention 12 provides.
Embodiment
In order that the object, technical solutions and advantages of the present invention are more clearly understood, it is right with reference to embodiment and accompanying drawing
Technical scheme is described in further detail.
Embodiment 1
Shown in reference picture 1, a kind of constructing device 1 of first opening for floor that the present embodiment provides includes support beam 2,
The both ends of the support beam 2 be respectively equipped with preceding reinforcing bar mention 3 and rear reinforcing bar mention 4, deformed bar 5 is fixedly mounted on preceding steel
Muscle mention 3 and rear reinforcing bar mention between 4.
When carrying out construction, described constructing device 1 of first opening is lifted on slab form, or be lifted into load bearing wall
Or/and on spandrel girder, the wiretie on slab form is avoided the need for such as present form of construction work, can directly pour into a mould coagulation
Soil.When concrete curing after, the preceding reinforcing bar of extraction mention 3 and rear reinforcing bar mention 4, at this moment deformed bar 5 will pull back, and produce pre-
Stress.The floor so built is precast floor slab, and precast floor slab has flatness good, heat-insulated compared with present cast-in-situ floor
Soundproof effect is good, can save the advantages that 80% or so amount of reinforcement.
Embodiment 2
Shown in reference picture 2, a kind of constructing device 1 of first opening for floor that the present embodiment provides includes support beam 2,
The both ends of the support beam 2 are respectively equipped with fore-stock 6 and after-poppet 7, and reinforcing bar is mentioned before being fixed with the lower end of fore-stock 6
3, reinforcing bar mentions 4 after being fixed with the lower end of after-poppet 7, and deformed bar 5 is fixedly mounted on preceding reinforcing bar and mentions 3 and rear reinforcing bar extension
Between tooth 4.
Embodiment 3
Shown in reference picture 3, a kind of constructing device 1 of first opening for being provided with slab form that the present embodiment provides includes support horizontal stroke
Beam 2, be mounted with respectively at the both ends of described support beam 2 preceding reinforcing bar mention 3 and rear reinforcing bar mention 4, in the upper of support beam 2
Face is equipped with slab form 8, and deformed bar 5 is mounted between preceding reinforcing bar mentions 3 and rear reinforcing bar mentions 4.In support beam 2
Both ends preceding fixed hook 9 and rear fixed hook 10 are installed, for being connected with load bearing wall or/and spandrel girder.
Above-mentioned work can be carried out on the ground, it is to be installed it is good after be lifted into again on load bearing wall or/and spandrel girder and carry out coagulation
The cast of soil.After concrete curing, the preceding reinforcing bar of extraction mention 3 and rear reinforcing bar mention 4, deformed bar 5 will be fixed on mixed
In solidifying soil.Because deformed bar 5 itself has pulling force, while fixed again by concrete, so can be produced back to concrete
Pulling force, reach prestressing force effect, so as to improve the span of floor and flatness, save reinforcing bar.
Embodiment 4
Shown in reference picture 4, a kind of constructing device 1 of first opening for being provided with slab form that the present embodiment provides includes support horizontal stroke
Beam 2, suspension rod 11 and adjusting nut 12 are provided with described support beam 2, and slab form is provided with the lower end of suspension rod 11
8.The levelness of slab form 8 can be adjusted by the adjusting nut 12 adjusted on suspension rod 11, adjusting nut 12 of dismantling can be by building
Template die plate 8 removes.
Embodiment 5
Shown in reference picture 5, a kind of constructing device 1 of first opening for being provided with slab form that the present embodiment provides includes support horizontal stroke
Beam 2, slab form 8 is equipped with the top of described support beam 2, it is fixed before being separately installed with the both ends of support beam 2
Hook 9 and rear fixed hook 10.Be separately installed with above the both ends of support beam 2 preceding reinforcing bar mention 3 and rear reinforcing bar mention 4,
Deformed bar 5 is fixedly mounted on preceding reinforcing bar and mentions 3 and between rear reinforcing bar mentions 4, and positioned at the top of slab form 8.In addition,
Height adjusting screw rod 13 and adjusting nut 14 are also equipped with the middle part of support beam 2, floor can adjust by adjusting nut 14
The levelness of template 8, these work can be carried out on the ground.
Embodiment 6
Shown in reference picture 6, it is sleeve structure that the reinforcing bar of the present embodiment offer, which mentions 3, by the extension for mentioning sleeve pipe 15 and the inside
Hook 16 forms, and mentioning hook 16 can move up and down mentioning the inside of sleeve pipe 15.The both ends of deformed bar 5 are mounted with steel respectively
Muscle fixing card 17 and 18, after deformed bar 5 is carried out into prestretching, the reinforcing bar fixing card 17 and 18 at both ends is separately mounted to support
The reinforcing bar at the both ends of crossbeam 2, which is mentioned on 3 and 4, (because reinforcing bar mentions 4 structure and reinforcing bar is mentioned 3 identical, therefore to be omitted in figure and not to draw
Go out).For the ease of dismounting, can on hook 16 is mentioned smearing release agent.
Embodiment 7
Shown in reference picture 7, some pre-buried bars 19 are preset with slab form 8, the pre-buried bar 19 passes through pre-buried positioning
The wrapping of card 20 is tight, and pre-buried locator card 20 is fixed on slab form 8 by standing screw 21 and fixing nut 22, makes pre-buried bar 19
On slab form 8.When pouring into a mould concrete, pre-buried bar 19 is set to be located in concrete, to prevent it in casting process
Float or mobile.Unclamp fixing nut 22 again after concrete curing, slab form 8 can be removed.
Because pre-buried bar 19 is made up of light building material, the intensity of itself is far below concrete, and itself does not play branch
The effect of holding, but for mechanical strength point, acted on equivalent to cavity, thus the concrete of cast can be made to possess the anti-folding effect of cavity
Fruit, so as to improve the span of floor；Meanwhile light building material is also equipped with heat-insulating sound-insulating effect, it can also mitigate the weight of floor
Amount.
Embodiment 8
Shown in reference picture 8, a kind of of the present embodiment offer first opens construction method, including following operation for floor：
By the both ends of deformed bar 5 be separately fixed at preceding reinforcing bar mention 3 and rear reinforcing bar mention on 4, mention 3 in preceding reinforcing bar
With rear reinforcing bar mention 4 with concrete will contact position paint releasing agent or wrap mould release film, then first opening for formation is applied
Frock is put 1 and is lifted on the load bearing wall 24 and spandrel girder 25 for having laid slab form 8, and slab form 8 passes through following branch
Stay tube 23 is withstood.
Carry out concrete cast, wait it is concrete curing it is up to standard after, by preceding reinforcing bar mention 3 and rear reinforcing bar mention 4 from concrete
Middle extraction, it will first open constructing device 1 and remove for construction next time.Because deformed bar 5 is without fulcrum, can be produced after resilience
Life answer pulling force in advance, the floor for constructing to obtain is precast floor slab, with flatness height, good effect of heat insulation, can save 80% with
The advantages that upper bar material.
Embodiment 9
Shown in reference picture 9, a kind of of the present embodiment offer first opens construction method, including following operation for floor：
On the ground, slab form 8 is first laid above support beam 2, before being loaded onto respectively at the both ends of support beam 2
Fixed hook 9 and rear fixed hook 10, above the both ends of support beam 2 reinforcing bar is installed respectively and mentions 3 and 4, make prestress steel
Muscle 5 is fixedly mounted on preceding reinforcing bar and mentions 3 and between rear reinforcing bar mentions 4, and positioned at the top of slab form 8；By mounted group
Part is lifted on load bearing wall 24 or/and load-bearing wall beam 25.
The cast of concrete is carried out, can adjust by height adjusting screw rod 13 and adjusting nut 14 and keep slab form 8
Levelness.After concrete curing, deformed bar 5 will be fixed in concrete, then extracted reinforcing bar and mentioned 3 and 4.Due to
Deformed bar 5 itself has pulling force, while is fixed again by concrete, so pull-back forces can be produced to concrete, reaches pre-
Stress effect.The preceding fixed hook 9 of release and rear fixed hook 10 and the connection of support beam 2, slab form 8 can be removed with
Constructed in next time.
Embodiment 10
Shown in reference picture 10, a kind of of the present embodiment offer first opens construction method, including following operation for floor：
On the ground, slab form 8 is first laid above support beam 2, before being installed respectively at the both ends of support beam 2
Fixed hook 9 and rear fixed hook 10.Reinforcing bar is installed respectively on the both ends of support beam 2 and mentions 3 and 4, makes prestress steel
Muscle 5 is fixedly mounted on preceding reinforcing bar and mentions 3 and between rear reinforcing bar mentions 4, and positioned at the top of slab form 8；Simultaneously in building slab
Pre-buried bar 19 is installed on plate 8, pre-buried bar 19 is wrapped up tightly by pre-buried locator card 20 and is fixed in the upper of slab form 8
Face, pre-buried bar 19 is set to be located in concrete when pouring into a mould concrete, to prevent it from being floated in casting process or move.Due to pre-
Bar 19 to be buried to be made up of light building material, the intensity of itself is far below concrete, and itself does not play supporting function, but from machinery
For intensity angle, acted on equivalent to cavity, thus the concrete of cast can be made to possess cavity effect, so as to improve floor across
Degree；Meanwhile light building material is also equipped with heat-insulating sound-insulating effect, it can also mitigate the weight of floor.
Above-mentioned work can be carried out on ground, be lifted into again after installing on load bearing wall 24 or/and load-bearing wall beam 25, be carried out
The cast of concrete.Pass through height adjusting screw rod 13 and the adjustable levelness for keeping slab form 8 of adjusting nut 14.Deng coagulation
After soil solidification, deformed bar 5 will be fixed in concrete, then extracted reinforcing bar and mentioned 3 and 4.Due to deformed bar 5
Body has pulling force, while is fixed again by concrete, so pull-back forces can be produced to concrete, reaches prestressing force effect.Unclamp
Preceding fixed hook 9 and rear fixed hook 10 and the connection of support beam 2, can remove slab form 8 for constructing next time.
Embodiment 11
Shown in reference picture 11, a kind of of the present embodiment offer first opens construction method, including following operation for floor：
Already installed constructing device 1 of first opening is placed on corresponding load bearing wall 24 and spandrel girder 25, in preceding reinforcing bar
Mention 9 and rear reinforcing bar mention 10 and paint releasing agent respectively or wrap mould release film with concrete touching position.By on suspension rod 11
Adjusting nut 12 can adjust the height of slab form 8, to ensure the levelness of slab form 8.Will by pre-buried locator card 20
Pre-buried bar 19 is fixed, and pre-buried locator card 20 is fixed on by fixing nut 22 on slab form 8, and pre-buried bar 19 is located at prestressing steel
Above muscle 5, then pour into a mould concrete, after it is concrete curing it is up to standard after, unclamp adjusting nut 12 below slab form 8 and solid
Determine nut 22, slab form 8 can be removed and be removed from below for constructing next time.
Embodiment 12
Shown in reference picture 12, a kind of of the present embodiment offer first opens construction method, including following operation for floor：
A) on the ground, first slab form 8 is laid in lower support beam 2；
B) the deformed bar 5B upper reinforcing bars for carrying out prestretching and being fixed on above the both ends of lower support beam 2 are mentioned 3 again
And between 4, form lower prestressing frame 1B；
C) step b) the lower prestressing frame 1B formed are lifted on corresponding load bearing wall 24 or/and spandrel girder 25, and passed through
The fixed hook 9 and 10 for being arranged on the lower both ends of support beam 2 is connected with load bearing wall 24 or/and spandrel girder 25；
D) separately the lower reinforcing bar being fixed on after deformed bar 5A prestretchings below the both ends of upper support beam 2 is mentioned (in figure
It is not drawn into) on, prestressing frame 1A in formation；
E) step d) the upper prestressing frame 1A formed are lifted into load bearing wall 24 described with step c) or/and the phase of spandrel girder 25 is hung down
On straight load bearing wall or/and spandrel girder (being not drawn into figure), then the deformed bar to intersect of formation tie up admittedly
Fixed (can also press simultaneously described in embodiment 5, pre-buried some pre-buried bars 19 on slab form 8)；
F) again in the upper concrete of slab form 8, after it is concrete curing it is up to standard after, upper prestressing frame 1A lower reinforcing bar is hung
Tooth (being not drawn into figure) is extracted from concrete, then removes prestressing frame 1A；Lower prestressing frame 1B upper reinforcing bar is mentioned into 3 and 4
Extracted respectively from concrete, and fixed hook 9 and 10 is separated with load bearing wall 24 or/and spandrel girder 25, then removed down
Prestressing frame 1B.
Finally be necessary described herein be：Above example is served only for further detailed to technical scheme work
Ground explanation, it is impossible to be interpreted as limiting the scope of the invention, those skilled in the art is according to the above of the invention
Some the nonessential modifications and adaptations made belong to protection scope of the present invention.
Claims (14)
1. a kind of first open constructing device for floor, it is characterized in that：The constructing device of first opening includes support beam, described
The both ends of support beam are provided with the reinforcing bar for being used to fix deformed bar and mentioned.
2. according to claim 1 first open constructing device, it is characterized in that：The reinforcing bar is mentioned positioned at the support beam
Above or below.
3. according to claim 1 or 2 first open constructing device, it is characterized in that：The reinforcing bar mention be directly anchored to it is described
The both ends of support beam.
4. according to claim 1 or 2 first open constructing device, it is characterized in that：The reinforcing bar is mentioned to be fixed by fixture
At the both ends of the support beam.
5. according to claim 1 first open constructing device, it is characterized in that：Being laid in the top of the support beam has floor
Template, or it is lifted with slab form below the support beam.
6. according to claim 1 first open constructing device, it is characterized in that：The both ends of the support beam and load bearing wall or/
It is connected with spandrel girder.
7. constructing device is first opened according to claim 1 or 5, it is characterized in that：Also set up in the middle part of the support beam
There is one or more midfoot support bar, to ensure the levelness of the support beam.
8. constructing device is first opened according to claim 1 or 5, it is characterized in that：One is additionally provided with the support beam
Individual or more than one height adjusting part, to adjust the levelness of slab form.
9. according to claim 5 first open constructing device, it is characterized in that：It is preset with the slab form some pre-buried
Bar；The pre-buried bar is made up of light building material, and is positioned at by keeper in the concrete of floor.
10. a kind of first open construction method for floor, including first opens constructing device described in claim 1, it is characterized in that, institute
State and first open construction method including operating as follows：
A1) reinforcing bar for first opening constructing device being fixed on after deformed bar prestretching described in claim 1 is mentioned；
B1) by step a1) formed component be lifted on lay slab form top, then carry out next step construction.
11. a kind of first open construction method for floor, including described in claim 1 first open constructing device and load bearing wall or/
And spandrel girder, it is characterized in that, the construction method of first opening includes following operation：
A2) slab form is laid in the support beam for first opening constructing device described in claim 1；
B2) step a2 being fixed on after deformed bar prestretching) reinforcing bar at the both ends of the support beam mentions；
C2) by step b2) formed component be lifted on corresponding load bearing wall or/and spandrel girder, then carry out next step construction.
12. a kind of first open construction method for floor, including described in claim 1 first open constructing device and load bearing wall or/
And spandrel girder, it is characterized in that, the construction method of first opening includes following operation：
A3) slab form is laid in the support beam for first opening constructing device described in claim 1；
B3) step a3 being fixed on after deformed bar prestretching) reinforcing bar above the both ends of the support beam mentions；
C3) by step b3) formed component be lifted on corresponding load bearing wall or/and spandrel girder；
D3) separately by the both ends for the support beam for first opening constructing device being fixed on after deformed bar prestretching described in claim 1
The reinforcing bar of lower section is mentioned；
E3) by step d3) formed component be lifted into and step c3) the perpendicular load bearing wall of the load bearing wall or/and spandrel girder
Or/and on spandrel girder, then carry out next step construction.
13. according to claim 12 first open construction method, it is characterized in that：To step e3) formed intersect it is pre- should
Power reinforcing bar carries out tying up fixation.
14. construction method is first opened according to claim 10 or 11 or 12, it is characterized in that：Before lifting, first in the building
Pre-buried some pre-buried bars, are then lifted again on template die plate；The pre-buried bar is made up of light building material, and by fixed
Position part is positioned in the concrete of floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610565016.6A CN107630559B (en) | 2016-07-18 | 2016-07-18 | Pre-tensioning construction device and method for floor slab |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610565016.6A CN107630559B (en) | 2016-07-18 | 2016-07-18 | Pre-tensioning construction device and method for floor slab |
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| CN107630559A true CN107630559A (en) | 2018-01-26 |
| CN107630559B CN107630559B (en) | 2021-04-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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