CN109267654A - Combine prefabricated arch floor and overlapping arch sheet - Google Patents
Combine prefabricated arch floor and overlapping arch sheet Download PDFInfo
- Publication number
- CN109267654A CN109267654A CN201811126192.5A CN201811126192A CN109267654A CN 109267654 A CN109267654 A CN 109267654A CN 201811126192 A CN201811126192 A CN 201811126192A CN 109267654 A CN109267654 A CN 109267654A
- Authority
- CN
- China
- Prior art keywords
- prefabricated arch
- arch floor
- floor
- prefabricated
- supporting element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004567 concrete Substances 0.000 claims abstract description 40
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 7
- 239000011513 prestressed concrete Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 238000005452 bending Methods 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000952 Be alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/32—Arched structures; Vaulted structures; Folded structures
- E04B1/3211—Structures with a vertical rotation axis or the like, e.g. semi-spherical structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
- E04B1/4121—Elements with sockets with internal threads or non-adjustable captive nuts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
Abstract
The invention discloses a kind of prefabricated arch floor of combination and overlapping arch sheets, are related to building structure field, solve existing arch sheet cast in situs molding, need to set up template, construct cumbersome, difficulty is big, the high problem of cost.The technical solution adopted by the present invention is that: combine prefabricated arch floor, including prefabricated arch floor and supporting element, connector is buried in prefabricated arch floor, the upper end of connector is pierced by the lateral surface of prefabricated arch floor, supporting element is located at the inner or outer side of prefabricated arch floor, and supporting element is removably connected to the upper end or lower end of connector.The lateral surface of prefabricated arch floor pours rear pouring concrete overlapping layers, forms overlapping arch sheet.The present invention can be achieved to exempt from mould construction, reduces project amount, reduces difficulty, shorten the construction period, save the cost, also facilitate ensuring that construction quality, especially presentation quality.Prefabricated arch floor can be made thinner, can also adjust it in the bending resistance of construction stage, reduce type, promote the development of assembled architecture.
Description
Technical field
The present invention relates to building structure technology field, the prefabricated arch floor of the combination of specifically a kind of assembled architecture, with
And overlapping arch sheet.
Background technique
Existing arch sheet cast in situs molding, needs to set up template in advance.Overlapping arch sheet is often positioned in the top of building
Portion, position is higher, and arc-shaped, and cast in situs needs to set up a large amount of support frame, there is that the cumbersome, difficulty of construction is big, cost
High disadvantage.Moreover, because template is to be spliced to form, the arch sheet out-of-flatness in stitching portion needs the later period to be handled；And
And template itself is easily deformed, and it is whole after template splicing to be also easily deformed, cause the shape of arch sheet to there is deformation, especially
The inner shape of arch sheet is nonstandard.
Summary of the invention
Present invention firstly provides a kind of prefabricated arch floors of combination, solve existing arch sheet cast in situs molding, need to take
If template, construct cumbersome, difficulty is big, the high problem of cost.
The technical solution adopted by the present invention to solve the technical problems is: combining prefabricated arch floor, including prefabricated arch
Bottom plate and supporting element bury connector in prefabricated arch floor, and the upper end of connector is pierced by the lateral surface of prefabricated arch floor, prop up
Support member is located at the inner or outer side of prefabricated arch floor, and supporting element is removably connected to the upper end or lower end of connector.
Wherein, the upper end of connector is positioned at one end of prefabricated arch plate outer side, and the lower end of connector is positioned at prefabricated
One end on the inside of arch floor.
Further, the connector is sleeve, connecting rod or casing, in which: sleeve is embedded in prefabricated arch floor
Interior, screw thread entrance is arranged in any end of sleeve, and supporting element is bolted to the screw thread inlet of sleeve；Connecting rod it is upper
End is pierced by the lateral surface of prefabricated arch floor, and the lower end of connecting rod is pierced by the medial surface of prefabricated arch floor, the lower section of connecting rod
Pin hole is set, wears pin in pin hole, supporting element is connected to the lower end of connecting rod by pin；Screw rod, screw rod are worn in casing
Any end of upper and lower side supporting element is connected by nut, the other end of screw rod fixed by nut.
Moreover: the lower end of the sleeve is not pierced by the medial surface of prefabricated arch floor；The lower end of described sleeve pipe
Without departing from the medial surface of prefabricated arch floor, and between the end and supporting element of casing, washer is set.
Connector is used for the connection between prefabricated arch floor and supporting element, and by biggish power, due to prefabricated arch
Bottom plate is relatively thin, for the stable connection for improving connector and prefabricated arch floor, avoids connector stress from prefabricated arch floor
Middle slippage, to guarantee safety, further, the anti-slip knot of the outside setting and the cooperation of prefabricated arch floor of the connector
Structure.For example, the slip-preventing structure are as follows: the annular of the outside setting protrusion connector of connector；Alternatively, slip-preventing structure are as follows:
The outside of connector is wavy or truncated cone-shaped, and the lesser one end of rotary table area of section is close to supporting element.
Specifically, the supporting element is fashioned iron, alloy profile, concrete component or high molecular material component.
Further, the connector is sleeve, screw thread entrance is arranged in the lower end of sleeve, and supporting element is connected to Prefabricated arch
The inside of shape bottom plate, the part that sleeve is pierced by prefabricated arch plate outer side face form shear stud；Supporting element is arch bar or arch
Ellbeam.Preferably, the first fixed ring of protrusion ferrule barrel is set around the sleeve, and the first fixed ring is located at prefabricated arch
The lateral surface of bottom plate.
Alternatively, the connector is sleeve, screw thread entrance is arranged in the upper end of sleeve, and the upper end of sleeve is pierced by prefabricated arch-shaped bottom
The lateral surface of plate, supporting element are connected to the upside of prefabricated arch floor.Preferably, setting protrusion sleeve cylinder around the sleeve
Second fixed ring of body, the second fixed ring are embedded in the inner surface of prefabricated arch floor.
Specifically, the supporting element is arch bar or arched girder, supporting element at least two and it is parallel to each other, adjacent two branch
The distance of support member is 100~3000mm；Same root supporting element is connected by least two connectors with prefabricated arch floor, and same
The camber line distance of two neighboring connector is 50~2000mm on a piece supporting element；Prefabricated arch floor is 30~300mm thick
Armoured concrete slab or prestressed concrete slabs.
The beneficial effect that the present invention combines prefabricated arch floor is: the first, combining the prefabricated arch-shaped bottom of prefabricated arch floor
Connector is buried in plate, connector connects supporting element by detachable connection method, and the lateral surface of prefabricated arch floor is directly made
For the formwork for placing of rear pouring concrete overlapping layers, realizes and exempt from mould construction, reduce project amount, reduce difficulty, shorten work
Phase has saved cost, and prefabricated arch floor is prefabricated component, helps to ensure that the appearance of construction quality, especially inner surface
Quality.The second, connector connects supporting element by detachable connection method, by adjusting supporting element or connector, such as passes through
Intensity, rigidity, material, quantity, the spacing of supporting element itself, the intensity of connector, rigidity, material, quantity, spacing these parameters
In at least one parameter adjustment, can the anti-bending bearing capacity of flexible modulation prefabricated arch floor after molding, shear-carrying capacity and
Crack resistance is also able to satisfy the use demand of various spans even if keeping prefabricated arch floor relatively thin.Third, supporting element improve pre-
Anti-bending bearing capacity, shear-carrying capacity and the crack resistance of arch floor processed make to combine the applicable span scope expansion of prefabricated arch floor,
The type of different spans, prefabricated arch floor under different load action is greatly reduced, that is, reduces different plate thickness or difference
Arrangement of reinforcement prefabricated arch floor type, simplify Prefabrication, the transport, lifting, installation difficulty of prefabricated arch floor, can pole
The cost of superposed floor is controlled well, can also be saved the duration.4th, prefabricated arch floor can meet anti-bending bearing capacity, shearing resistance
It is made thinner under the premise of bearing capacity and crack resistance, such as prefabricated arch floor can be as thin as 30mm.The building prefabricated arch floor Bu Yin
Span of slab increases or load increases and obviously thickens, and then prefabricated arch base plate quality is caused to dramatically increase, and solves overlapping arch
The light-weighted problem of shape plate avoids by the self weight of the prefabricated arch floor of control combination and lifts by crane overweight problem.
Connector between supporting element and prefabricated arch floor is sleeve, connecting rod or casing, is easy to obtain, low cost.
Connection type between supporting element and connector is simple, and required precision is low, convenient for construction.Supporting element be arch bar or arched girder,
It is groove profile, c-type, square type, L-type or I-shaped fashioned iron that for example, fashioned iron, which can be section,.Type steel support intensity is big, is easy to obtain
Take, combination prefabricated arch plate outer side face rear pouring concrete overlapping layers construction molding and after reaching requirement for bearing capacity, can be with
Recycling is removed, realizes and repeatedly utilizes, it is environmentally protective.
The present invention also provides a kind of overlapping arch sheet, including any of the above-described prefabricated arch floor of combination, prefabricated arch floors
Lateral surface pour the rear pouring concrete overlapping layers of arrangement of reinforcement, the upper end of connector is embedded in rear pouring concrete overlapping layers.
Further, the upper end of the connector is not pierced by the lateral surface of rear pouring concrete overlapping layers, rear pouring concrete
Overlapping layers with a thickness of 60~300mm, rear pouring concrete overlapping layers and the overall thickness for combining prefabricated arch floor be 90~
600mm。
The beneficial effect that the present invention overlaps arch sheet is: pouring after being embedded in the connector upper end in prefabricated arch plate outer side face
In concrete folding layer, the shear connections between new-old concrete are realized, that is, realize that prefabricated arch floor and rear pouring concrete are folded
The shear connections between layer are closed, the globality after guarantee between pouring concrete overlapping layers and prefabricated arch floor is formed firm
Structure.Overlapping arch sheet has huge social benefit and economic value, has greatly to the development for promoting assembled architecture
Positive effect.
Detailed description of the invention
Fig. 1 is the schematic diagram of present invention overlapping arch sheet embodiment.
Fig. 2 is the enlarged drawing at the top of Fig. 1 hogging.
Fig. 3 is overlapping arch sheet shown in Fig. 1 along the cross-sectional view in vault direction.
Fig. 4 is that the present invention combines prefabricated arch floor one embodiment along the section view partial schematic diagram in vault direction.
Fig. 5 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Fig. 6 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Fig. 7 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Fig. 8 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Fig. 9 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Figure 10 is that the present invention combines prefabricated another embodiment of arch floor along the section view partial schematic diagram in vault direction.
Components, position and number in figure: prefabricated arch floor 1, supporting element 2, sleeve 31, screw thread entrance 311, bolt
312, shear stud 313, the first fixed ring 314, the second fixed ring 315, connecting rod 32, pin 321, casing 33, screw rod 331,
Nut 332, washer 333, rear pouring concrete overlapping layers 4.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
The present invention combines prefabricated arch floor, including prefabricated arch floor 1 and supporting element 2, matches in prefabricated arch floor 1
Muscle, i.e., prefabricated arch floor 1 is interior to be arranged reinforced mesh.Prefabricated arch floor 1 is armoured concrete slab or deformed bar coagulation
Native plate.Also embedded connector in prefabricated arch floor 1, the upper end of connector is pierced by the lateral surface of prefabricated arch floor 1, is pierced by pre-
The part of 1 lateral surface of arch floor processed forms shear stud, and shear stud realizes prefabricated arch floor 1 and prefabricated arch floor 1
The new concrete of lateral surface, the i.e. shear connections between rear pouring concrete overlapping layers.Specifically, referring to Fig. 1~3, present invention combination
Prefabricated arch floor, connector are sleeve 31, and the part for being pierced by prefabricated 1 lateral surface of arch floor can be the cylinder of sleeve 31,
Or it is fixedly connected on the lengths of rebar of 31 upper end of sleeve, the lengths of rebar being for example, welded to connect, lengths of rebar forms shearing resistance bolt
Nail 313.The arrangement of reinforcement of sleeve 31 and prefabricated arch floor 1 can weld connection or be not connected to.
Screw thread entrance 311 is arranged in the lower end of sleeve 31, and supporting element 2 is connected to the medial surface of prefabricated arch floor 1, supporting element
2 are connected at the screw thread entrance 311 of sleeve 31 by bolt 312.Pass through sleeve 31 between prefabricated arch floor 1 and supporting element 2
It is detachably connected with bolt 312.Supporting element 2 improves the intensity of prefabricated arch floor 1, before prefabricated arch floor 1 is relatively thin
Putting, which makes to combine prefabricated arch floor, can be used for bigger span, and can the prefabricated arch floor of flexible modulation 1 in the construction stage
Bending resistance.
Supporting element 2 is the component that support is formed to prefabricated arch floor 1, can be rod-shaped or arch the frame structure of arch
Part.At least one when supporting element 2 is arch bar, according to the size of prefabricated arch floor 1, supporting element 2 can be more.Sleeve 31
Arrangement and number with supporting element 2 is premised on meeting intensity requirement, guarantee safety.For 2 end point of supporting element, set can be increased
The quantity of cylinder 31 encrypts the arrangement of sleeve 31, as shown in Figure 1.Correspondingly, the edge of prefabricated arch floor 1 can reduce branch
The gap of support member 2, i.e. encryption arrangement supporting element 2, to guarantee safety.
Fashioned iron may be selected in supporting element 2, and referring to Fig. 1~3, supporting element 2 is the C font fashioned iron of inside opening.In addition, supporting element
2 can also be alloy profile, concrete component or high molecular material component.For example, as also shown in e.g. figs. 4-7, supporting element 2 is fashioned iron,
The cross sectional shape of fashioned iron is respectively groove profile, c-type, square type, L-type or I-shaped.When supporting element 2 is I-shaped fashioned iron, to guarantee to connect
The balance connect, the settable two rows of sleeves 31 of every fashioned iron, as shown in Figure 7.
Supporting element 2 can be the bar or beam of arch, or frame structure.For convenient for assembling and lifting, supporting element 2 is excellent
The fashioned iron of high intensity, light weight and low cost is selected in choosing.For the lifting convenient for combining prefabricated arch floor, partial sleeves 31 it is upper
The solderable connection hanging ring in end, hanging ring also have the function of equivalent with shear stud 313 in addition to being used for handling.
For the curved surface for keeping the inner surface of prefabricated arch floor 1 smooth, sleeve 31 is embedded in prefabricated arch floor 1, and
And the lower end of sleeve 31 is without departing from the inner surface of prefabricated arch floor 1.
It is firm between connector and prefabricated arch floor 1 to guarantee, it is also set up and prefabricated arch floor 1 on the outside of connector
The slip-preventing structure of cooperation.Slip-preventing structure can be the flank being set on the outside of connector, and flank is embedded in prefabricated arch floor 1
Interior or slip-preventing structure is that connector outer profile is in circular cone or pyramid-shaped, and relatively small one end of circular cone and pyramid section
Close to supporting element 2.Alternatively, as shown in figure 3, slip-preventing structure is the first fixed ring of setting protrusion sleeve 31 around sleeve 31
314.First fixed ring 314 is embedded in prefabricated 1 concrete of arch floor.Preferably, the first fixed ring 314 is located at prefabricated arch
The lateral surface of bottom plate 1.
The present invention, which combines, detachably to be connected between the prefabricated arch floor 1 of prefabricated arch floor and supporting element 2 by connector
It connects, connector can also be connecting rod 32 in addition to above-mentioned sleeve 31.As shown in figure 8, the upper end of connecting rod 32 is pierced by prefabricated arch
The lateral surface of bottom plate 1, the lower end of connecting rod 32 are pierced by the inner surface of prefabricated arch floor 1, and connecting rod 32 is pierced by prefabricated arch-shaped bottom
Pin hole is arranged in the part of 1 inner surface of plate, and pin 321 is worn in pin hole, and supporting element 2 is connected to connecting rod 32 by pin 321
Lower end.Connecting rod 32 also sets up the consistent shear stud 313 and slip-preventing structure with aforementioned sleeves 31.Supporting element 2 can be
Fashioned iron, alloy profile, concrete component or high molecular material component.It constructs after later period dismounting supporting element 2, connecting rod 32 is pierced by
The part of the inner surface of prefabricated arch floor 1 is cut away, that is, can guarantee that 1 inner surface of Prefabricated arch shape bottom plate is smooth curved surface.
In addition, the connector that the present invention combines prefabricated arch floor can also be casing 33.Referring to Fig. 9, worn in casing 33
If screw rod 331, the upper and lower ends of screw rod 331 are pierced by casing 33 and are arranged nut 332, and 331 lower end of screw rod is connected by nut 332
Connect supporting element 2.In order to guarantee that supporting element 2 connects firm, in the outside of screw rod 331, between the end and supporting element 2 of casing 33
Washer 333 is set.The settable washer 333 in the both ends of casing 33.In addition, supporting element 2 is also connected to the upper of screw rod 331
The outside that end, i.e. supporting element 2 are located at prefabricated arch floor 1, pouring concrete after being reserved between supporting element 2 and arch floor 1 at this time
The casting space of overlapping layers 4.The length of casing 33 is preferably total with prefabricated arch floor 1 and the rear pouring concrete overlapping layers on top
Consistency of thickness.The material and structure of supporting element 2 are it has been observed that this place is no longer repeated.
The present invention combines prefabricated arch floor, and supporting element 2 is also connected to the outside of prefabricated arch floor 1, supports at this time
The space for pouring rear pouring concrete overlapping layers is reserved between part 2 and the lateral surface of prefabricated arch floor 1.For example, see Figure 10, set
Screw thread entrance 311 is arranged in the upper end of cylinder 31, and supporting element 2 is connected to the upside of prefabricated arch floor 1 by bolt 312.It is threaded into
Mouth 311 is pierced by the lateral surface of prefabricated arch floor 1, i.e. the upper end of sleeve 31 is pierced by the lateral surface of prefabricated arch floor 1.Sleeve 31
Upper end and prefabricated arch floor 1 lateral surface between be to pour the space of rear pouring concrete overlapping layers.The upper end of sleeve 31 has
Play the role of equivalent with shear stud 313.The material and structure of supporting element 2 are it has been observed that this place is no longer repeated.
For the ease of dismantling supporting element 2, and pouring concrete overlapping layers lateral surface is smooth curved surface after guarantee, and sleeve 31 reveals
The height of prefabricated 1 lateral surface of arch floor is consistent with the design thickness of pouring concrete overlapping layers behind top out.May be used also on supporting element 2
Lifting hole(eyelet) or hanging ring is arranged, in order to combine the lifting of prefabricated arch floor.
When being lifted due to combining prefabricated arch floor by supporting element 2, stress is larger between sleeve 31 and bolt 312, is
Guarantee safety, the slip-preventing structure of setting and the cooperation of prefabricated arch floor 1 on the outside of sleeve 31.Such as slip-preventing structure is: sleeve
Second fixed ring 315 of setting protrusion sleeve 31 around 31, and the second fixed ring 315 is embedded in prefabricated arch floor 1.
Preferably, the second fixed ring 315 is located at the inner surface of prefabricated arch floor 1, be not only convenient in this way sleeve 31 pour it is pre-
Installation fixation is carried out before arch floor 1 processed, and is conducive to improve bearing capacity, as shown in Figure 10.Second fixed ring 315 it is straight
Diameter can be determined according to Calculation and Analysis of Force.Sleeve 31 can be not connected to the arrangement of reinforcement of prefabricated arch floor 1, can also the company of welding
It connects.
When supporting element 2 is located at the lateral surface of prefabricated arch floor 1, it is preferred that supporting element 2 is arch bar, to reduce branch
The influence that support member 2 pours top.
Aforementioned present invention combines prefabricated arch floor, and no matter supporting element 2 is located at the lateral surface of prefabricated arch floor 1, still
Inner surface, it is preferred that connector is arranged in rows in prefabricated arch floor 1, to be a row or multi-row, with specific reference to prefabricated arch-shaped bottom
The size of plate 1 determines that, when the number of rows of connector is two rows or more, each row's connector is preferably mutually parallel.Supporting element 2 is preferred
For arch bar or arched girder, and it is connected to each row's connector；Supporting element 2 is consistent with the number of rows of connector, i.e. at least one,
Supporting element 2 is two or more, and the supporting element 2 respectively arranged is parallel to each other, adjacent two rows the distance between supporting elements 2 for 100~
3000mm.Every supporting element 2 is connected by least two connectors, in same root supporting element 2, the spacing of two neighboring connector
For 50~2000mm.In the end of supporting element 2, the spacing of two neighboring connector reduces, i.e., the end of supporting element 2 encrypts arrangement
Connector, as shown in Figure 1.Since supporting element 2 increases the intensity of prefabricated arch floor 1, prefabricated arch floor 1 can be made very
It is thin, naturally it is also possible to be made thicker, such as with a thickness of 30~300mm.Prefabricated arch floor 1 is the armored concrete of C20~C60
Plate or prestressed concrete slabs, for example, C30 armoured concrete slab.
Second theme of the invention: laminated floor slab structure, including the prefabricated arch floor of said combination combine prefabricated arch
The lateral surface of bottom plate is the rear pouring concrete overlapping layers 4 of arrangement of reinforcement, the upper end of connector be embedded in rear pouring concrete overlapping layers 4 and
It is not pierced by the lateral surface of rear pouring concrete overlapping layers 4, as shown in Fig. 1~3 and Fig. 9~10.Connector and rear pouring concrete overlap
The arrangement of reinforcement of layer 4 can be not connected to, and can also be connected with welding.Specifically, rear pouring concrete overlapping layers 4 with a thickness of 60~300mm, example
Any whole five number between for example 60~300mm, determines, rear pouring concrete overlapping layers 4 and combination Prefabricated arch with specific reference to span
The overall thickness of shape bottom plate is 90~600mm.
Claims (13)
1. combining prefabricated arch floor, it is characterised in that: including prefabricated arch floor (1) and supporting element (2), prefabricated arch floor
(1) connector is buried in, the upper end of connector is pierced by the lateral surface of prefabricated arch floor (1), and supporting element (2) is located at prefabricated arch
The inner or outer side of bottom plate (1), and supporting element (2) is removably connected to the upper end or lower end of connector.
2. combining prefabricated arch floor as described in claim 1, it is characterised in that: the connector is sleeve (31), connects
Bar (32) or casing (33), in which: sleeve (31) is embedded in prefabricated arch floor (1), any end setting of sleeve (31)
Screw thread entrance (311), supporting element (2) are connected at the screw thread entrance (311) of sleeve (31) by bolt (312)；Connecting rod
(32) upper end is pierced by the lateral surface of prefabricated arch floor (1), and the lower end of connecting rod (32) is pierced by the interior of prefabricated arch floor (1)
Side, the lower section of connecting rod (32) are arranged pin hole, wear pin (321) in pin hole, and supporting element (2) is connected by pin (321)
In the lower end of connecting rod (32)；It is worn screw rod (331) in casing (33), any end of the upper and lower side of screw rod (331) passes through spiral shell
The other end of female (332) connection supporting element (2), screw rod (331) is fixed by nut (332).
3. combining prefabricated arch floor as claimed in claim 2, it is characterised in that: the lower end of the sleeve (31) is not pierced by pre-
The medial surface of arch floor (1) processed；The lower end of described sleeve pipe (33) and is covered without departing from the medial surface of prefabricated arch floor (1)
It manages and washer (333) is set between the end and supporting element (2) of (33).
4. combining prefabricated arch floor as described in claim 1, it is characterised in that: the setting of the outside of the connector with it is prefabricated
The slip-preventing structure of arch floor (1) cooperation.
5. combining prefabricated arch floor as claimed in claim 4, it is characterised in that: the slip-preventing structure are as follows: connector
The annular of outside setting protrusion connector；Alternatively, slip-preventing structure are as follows: the outside of connector is wavy or truncated cone-shaped, and circle
The lesser one end of platform area of section is close to supporting element (2).
6. combining prefabricated arch floor as described in claim 1, it is characterised in that: the supporting element (2) is fashioned iron, alloy-type
Material, concrete component or high molecular material component.
7. the prefabricated arch floor of combination as described in claim 1~6 any claim, it is characterised in that: the connector
Screw thread entrance (311) are arranged in lower end for sleeve (31), sleeve (31), and supporting element (2) is connected to the interior of prefabricated arch floor (1)
Side, the part that sleeve (31) is pierced by prefabricated arch floor (1) lateral surface form shear stud (313)；Supporting element (2) is arch bar
Or arched girder.
8. combining prefabricated arch floor as claimed in claim 7, it is characterised in that: protrusion is arranged around the sleeve (31)
First fixed ring (314) of sleeve (31) cylinder, the first fixed ring (314) are located at the lateral surface of prefabricated arch floor (1).
9. the prefabricated arch floor of combination as described in claim 1~6 any claim, it is characterised in that: the connector
Screw thread entrance (311) are arranged in upper end for sleeve (31), sleeve (31), and the upper end of sleeve (31) is pierced by prefabricated arch floor (1)
Lateral surface, supporting element (2) is connected to the upside of prefabricated arch floor (1).
10. combining prefabricated arch floor as claimed in claim 9, it is characterised in that: be arranged around the sleeve (31) convex
Second fixed ring (315) of sleeve (31) cylinder, the second fixed ring (315) are embedded in the inner surface of prefabricated arch floor (1) out.
11. the prefabricated arch floor of combination as described in claim 1~6 any claim, it is characterised in that: the supporting element
(2) it is arch bar or arched girder, supporting element (2) at least two and is parallel to each other, the distance of adjacent two supporting elements (2) is 100
~3000mm；Same root supporting element (2) is connected by least two connectors with prefabricated arch floor (1), and same root supports
The camber line distance of two neighboring connector is 50~2000mm on part (2)；Prefabricated arch floor (1) is the steel of 30~300mm thickness
Reinforced concrete plate or prestressed concrete slabs.
12. overlapping arch sheet, it is characterised in that: prefabricated including combination described in 1~11 any claim of the claims
Arch floor, the lateral surface of prefabricated arch floor (1) pour the rear pouring concrete overlapping layers (4) of arrangement of reinforcement, and the upper end of connector is buried
In rear pouring concrete overlapping layers (4).
13. overlapping arch sheet as claimed in claim 12, it is characterised in that: pour coagulation after not being pierced by the upper end of the connector
The lateral surface of native overlapping layers (4), rear pouring concrete overlapping layers (4) with a thickness of 60~300mm, rear pouring concrete overlapping layers (4)
It is 90~600mm with the overall thickness for combining prefabricated arch floor.
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|---|---|
| CN109267654B (en) | 2021-09-14 |
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