CN111980257B - High-strength concrete pouring floor and construction method thereof - Google Patents
High-strength concrete pouring floor and construction method thereof Download PDFInfo
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- CN111980257B CN111980257B CN202010866429.4A CN202010866429A CN111980257B CN 111980257 B CN111980257 B CN 111980257B CN 202010866429 A CN202010866429 A CN 202010866429A CN 111980257 B CN111980257 B CN 111980257B
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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
- E04B5/17—Floor structures partly formed in situ
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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Abstract
The utility model relates to a high strength concrete placement floor relates to hollow prefabricated plate and construction method's technical field, including hollow prefabricated plate, it is equipped with a plurality of preformed holes to separate in proper order along the linear direction on the hollow prefabricated plate, be provided with annular connecting piece on the hollow prefabricated plate, the connecting piece setting is in the preformed hole, is provided with the strapping on the connecting piece, and the strapping can make the connecting piece interconnect on the adjacent hollow prefabricated plate. The prefabricated plate connecting structure has the effect of improving the connecting strength between prefabricated plates.
Description
Technical Field
The application relates to the technical field of hollow prefabricated slabs and construction methods thereof, in particular to a high-strength concrete pouring floor slab and a construction method thereof.
Background
Floor slabs, also called precast slabs, are modules or slabs frequently used in construction engineering, and are called precast slabs because precast concrete fabricated and formed in a precast yard is directly transported to a construction site for installation.
The existing prefabricated plate is mostly of a plate-shaped structure, and a plurality of through holes are formed in the side wall of the prefabricated plate, so that the whole weight of the prefabricated plate is reduced. The prefabricated slabs are installed by firstly building a wall body and a beam body, then lifting the prefabricated slabs onto the beam body through a crane, sequentially arranging a plurality of prefabricated slabs between the two beam bodies along the horizontal direction, so that the beam body supports the prefabricated slabs, finally installing pouring formworks on the upper side and the lower side of each prefabricated slab, pouring cement on the prefabricated slabs, improving the connection strength between the prefabricated slabs and pouring a horizontal ground.
The above prior art solutions have the following drawbacks: because the precast slabs are connected through the concrete, the connection strength is lower, and the strength of the built house and the built roof is lower.
Disclosure of Invention
An object of the present application is to provide a high-strength concrete cast floor slab having an effect of being able to improve coupling strength between prefabricated panels.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a high strength concrete placement floor, includes hollow prefabricated plate, separates in proper order along the rectilinear direction on the hollow prefabricated plate and is equipped with a plurality of preformed holes, be provided with annular connecting piece on the hollow prefabricated plate, the connecting piece setting is provided with the strapping on the connecting piece in the preformed hole, and the strapping can make the connecting piece interconnect on the adjacent hollow prefabricated plate.
Through adopting above-mentioned technical scheme, through setting up the connecting piece in the preformed hole, make annular connecting piece can connect on hollow prefabricated plate under the prerequisite of not destroying hollow prefabricated plate to make hollow prefabricated plate surface keep intact, promote hollow prefabricated plate structural strength, through set up the strapping on the connecting piece, make the strapping can connect adjacent connecting piece, thereby make and to connect through connecting piece and strapping between the adjacent hollow prefabricated plate, have the effect that can promote joint strength between the prefabricated plate.
The application is further configured to: the connecting piece comprises a first steel rope and a first rope clamp, the first steel rope penetrates through the reserved hole, and the first rope clamp can be connected with two ends of the first steel rope.
By adopting the technical scheme, the first steel rope penetrates through the reserved hole, and the first rope clamp clamps two ends of the first steel rope, so that the first steel rope can form a ring and is connected to the hollow prefabricated slab, and the installation is convenient.
The application is further configured to: the hollow prefabricated plate is provided with two clamping plates, the two clamping plates are respectively arranged on the side face, provided with the reserved hole, of the hollow prefabricated plate, the clamping plates are provided with two threading holes, and the first steel rope can penetrate through the threading holes.
By adopting the technical scheme, the clamping plates are arranged on the two sides of the hollow prefabricated plate, so that when the steel rope is tightened by the binding piece, the first steel rope is tightened on the hollow prefabricated plate through the clamping plates, the contact area between the first steel rope and the hollow prefabricated plate is increased, the effect of reducing the local stress on the hollow prefabricated plate is achieved, and the probability of damaging the hollow prefabricated plate by the first steel rope is reduced.
The application is further configured to: the steel rope binding device is characterized in that two arc plates are arranged on the clamping plate, the two arc plates are arranged at the positions of the threading holes, the arc plates can be inserted into the reserved holes, and after the binding piece is connected with the connecting pieces, a steel rope is attached to the arc plates.
Through adopting above-mentioned technical scheme, through setting up the arc board on splint, make the arc board can insert in the preformed hole to make binding member tighten a steel cable back, a steel cable is tied in on the arc board, thereby reduces steel cable and the contact of preformed hole inner wall, plays the effect that reduces a steel cable wearing and tearing.
The application is further configured to: the steel rope I can be embedded into the abdicating groove after the binding piece is connected with the connecting pieces.
Through adopting above-mentioned technical scheme, through seting up the groove of stepping down on splint, make the strapping tight steel cable one back, steel cable one can imbed in the groove of stepping down to make the splint surface keep level, make things convenient for a plurality of hollow prefabricated plates to butt mutually.
The application is further configured to: the binding piece is set to be the steel wire, and the steel wire passes a plurality of connecting pieces and sets up to the annular, and the steel wire butt is on steel cable one.
Through adopting above-mentioned technical scheme, through using the steel wire to tie a plurality of steel cables one bundle and connect, can conveniently and fast with a plurality of steel cable connection, convenient operation.
The application is further configured to: the strapping piece is a second steel rope, the second steel rope penetrates through the connecting pieces, a second rope clamp is arranged at the end part of the second steel rope, the second rope clamp can be connected with two ends of the second steel rope, and the second steel rope is abutted against the first steel rope.
By adopting the technical scheme, the steel ropes II are tied on the steel ropes I, so that the steel ropes II have the function of connecting the hollow prefabricated plates, and the connecting strength between the hollow prefabricated plates is improved.
Another object of the present invention is to provide a method for constructing a high-strength concrete cast floor slab, including the steps of:
s1: the user sets two connecting pieces on the same preformed hole on the hollow prefabricated plate, and the steel rope I is arranged in two preformed holes on the outermost side of the hollow prefabricated plate.
S2: the user hoists the hollow precast slab on the house beam by a crane or the like, and the connecting piece exposed from the preformed hole is positioned at the upper side of the hollow precast slab.
S3: the hollow precast slabs are sequentially arranged at intervals along the length direction and the width direction until the gap between the house beams is completely sealed to form a plane.
S4: and connecting the connecting pieces on four hollow prefabricated plates in two adjacent rows and two columns by using a binding piece by a user.
S5: and (3) laying a template on the lower side of the hollow prefabricated slab and the outer side of the hollow prefabricated slab at the edge of the formed plane by a user, and pouring cement mortar into the template to completely bury the hollow prefabricated slab.
S6: and the user removes the template after the cement mortar is solidified.
To sum up, the beneficial technical effect of this application does:
1. the connecting pieces are arranged in the preformed holes, so that the annular connecting pieces can be connected to the hollow prefabricated plates on the premise of not damaging the hollow prefabricated plates, the surfaces of the hollow prefabricated plates are kept complete, the structural strength of the hollow prefabricated plates is improved, the binding pieces are arranged on the connecting pieces, the binding pieces can connect adjacent connecting pieces, the adjacent hollow prefabricated plates can be connected through the connecting pieces and the binding pieces, and the effect of improving the connecting strength between the prefabricated plates is achieved;
2. the clamping plates are arranged on the two sides of the hollow prefabricated plate, so that when the steel rope is tightened by the binding piece, the first steel rope is tightened on the hollow prefabricated plate through the clamping plates, the contact area between the first steel rope and the hollow prefabricated plate is increased, the effect of reducing the local stress on the hollow prefabricated plate is achieved, and the probability of damaging the hollow prefabricated plate by the first steel rope is reduced;
3. the clamping plate is provided with the abdicating groove, so that after the binding piece tightens the first steel rope, the first steel rope can be embedded into the abdicating groove, the surface of the clamping plate is kept flat, and the hollow precast slabs are convenient to abut against each other.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
FIG. 2 is a schematic sectional view of a hollow prefabricated panel.
Fig. 3 is a schematic view of the installation relationship of the arc plates.
Fig. 4 is a schematic view showing the installation relationship of the clamping plates.
Fig. 5 is a schematic view showing the connection of the wires.
Fig. 6 is a schematic view of the connection relationship of the steel cord two.
Reference numerals: 1. hollow precast slabs; 11. reserving a hole; 2. a connecting member; 21. a first steel rope; 22. a rope clamp I; 23. a splint; 231. threading holes; 232. an arc plate; 233. a yielding groove; 3. a binding member; 31. a steel wire; 321. a second steel rope; 322. a second rope clamp; 4. a house beam.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1 and 2, the high-strength concrete cast floor disclosed by the application comprises a hollow prefabricated slab 1, wherein a plurality of preformed holes 11 are sequentially arranged on the side wall of the hollow prefabricated slab 1 at intervals along the linear direction. The connecting pieces 2 are detachably connected in the two preformed holes 11 on the outer side of the hollow precast slab 1, each connecting piece 2 comprises a steel rope I21 and a rope clamp I22, and a user penetrates the steel rope I21 into the preformed holes 11 and fixes two ends of the steel rope I21 outside the preformed holes 11 through the rope clamps I22, so that the steel rope I21 forms a ring-shaped structure. A rope clamp 22 connected with the end of the steel rope 21 is arranged in the preformed hole 11. The user lifts the hollow prefabricated panels 1 mounted with the connecting members 2 to the roof beam 4 by means of a crane so that the hollow prefabricated panels 1 can be arranged on the roof beam 4 to form a plane.
Referring to fig. 1 and 3, a binding member 3 is detachably attached to the connecting member 2, and the binding member 3 is disposed above the hollow prefabricated panel 1. The binding members 3 can penetrate through the connecting members 2 arranged in a ring shape on the adjacent four hollow prefabricated panels 1, so that the adjacent four hollow prefabricated panels 1 are connected through the connecting members 2 and the binding members 3, thereby fastening the connection between the adjacent hollow prefabricated panels 1. Two connecting pieces 2 are arranged in each pre-hole 11, and the two connecting pieces 2 are respectively connected with the connecting pieces 2 on the hollow prefabricated plates 1 adjacent to each other in the length direction of the hollow prefabricated plates 1 through binding pieces 3. A user pours cement mortar on the hollow precast slab 1 on the house beam 4, so that the hollow precast slab 1, the connecting piece 2 and the binding piece 3 are embedded in the cement mortar, after the cement mortar is solidified, the hollow precast slab 1 is kept connected in the cement mortar, so that the structural strength of the poured ground is improved, even if the hollow precast slab 1 is locally damaged or loses support, the connecting piece 2 and the binding piece 3 can pull the hollow precast slab 1, and the probability that the hollow precast slab 1 collapses immediately is reduced.
Referring to fig. 3 and 4, two clamping plates 23 are provided on both side walls in the longitudinal direction of the hollow prefabricated panel 1, and the size of the clamping plates 23 is smaller than that of the side walls of the hollow prefabricated panel 1 on which the clamping plates 23 are installed. Two threading holes 231 are formed in the clamping plate 23, and the positions and the sizes of the threading holes 231 and the preformed holes 11 for penetrating the steel ropes I21 in the hollow prefabricated plate 1 correspond to each other one by one. The first steel cable 21 passes through the threading holes 231 of the two clamping plates 23, and the two ends are connected through the first rope clamp 22, so that the clamping plates 23 are fixed on the first steel cable 21. By arranging the clamping plates 23 on the side walls of the hollow prefabricated panels 1, after the binding members 3 tighten the steel ropes 21, the steel ropes 21 are tightened on the clamping plates 23. When the tightened steel rope 21 is in contact with the hollow prefabricated slab 1, the contact area between the steel rope 21 and the hollow prefabricated slab 1 is small, the surface stress is large, and the hollow prefabricated slab 1 is easy to crack or break, the clamping plate 23 is arranged between the steel rope 21 and the hollow prefabricated slab 1, so that the steel rope 21 is in contact with the hollow prefabricated slab 1 through the clamping plate 23, the contact area is increased, the effect of reducing stress concentration on the hollow prefabricated slab 1 is achieved, and the probability of local breakage of the hollow prefabricated slab 1 is reduced.
Referring to fig. 3 and 4, two arc plates 232 are provided on the clamping plate 23, and the arc plates 232 are provided at the threading holes 231 and can be inserted into the prepared holes 11. After the binding piece 3 tightens the first steel rope 21, the first steel rope 21 in the preformed hole 11 is in contact with the arc plate 232, and the arc plate 232 is arranged in the preformed hole 11, so that the contact probability between the first steel rope 21 and the inner wall of the preformed hole 11 is reduced, the friction between the first steel rope 21 and the inner wall of the preformed hole 11 during installation is reduced, and the effect of prolonging the service life of the first steel rope 21 is achieved.
Referring to fig. 3 and 4, the splint 23 is provided with two abdicating grooves 233, and the abdicating grooves 233 are located on the side wall of the splint 23 and are communicated with the threading holes 231. When the binding member 3 tightens the wire rope 21, the portion of the wire rope 21 protruding from the prepared hole 11 is positioned in the relief groove 233. The steel cable 21 can be embedded in the clamping plate 23 by arranging the abdicating groove 233 on the clamping plate 23, so that the side wall of the clamping plate 23 is kept flat, and the clamping plates 23 on the adjacent hollow precast slabs 1 are convenient to abut against each other.
Referring to fig. 5, the binding member 3 may be formed of a steel wire 31, and a user may pass the steel wire 31 through the first steel cords 21 of the four adjacent hollow prefabricated panels 1 and tie both ends of the steel wire 31, so that the steel wire 31 is formed in a loop structure and tied to the four first steel cords 21, thereby achieving an effect of connecting the adjacent hollow prefabricated panels 1 to each other.
Referring to fig. 6, in another embodiment, a second wire rope 321 can be selected from the binding member 3, the second wire rope 321 passes through the first wire ropes 21 of the four adjacent hollow prefabricated panels 1, the ends of the second wire ropes 321 are detachably connected with a second rope clamp 322, and the second rope clamp 322 can fix the two ends of the second wire ropes 321, so that the second wire ropes 321 form a ring shape and are tied on the four first wire ropes 21.
The method for constructing the high-strength concrete pouring floor slab comprises the following steps:
s1: the user respectively inserts the two steel cables one 21 into the same threading hole 231 of the same clamping plate 23, and fixes the two steel cables one 21 on the same preformed hole 11 of the hollow precast slab 1 through the cable clamps one 22, and the steel cables one 21 are arranged in the two preformed holes 11 at the outermost side of the hollow precast slab 1.
S2: the user fixes two clamping plates 23 to both sides of the hollow prefabricated panel 1 by means of the steel cables one 21 and hangs the hollow prefabricated panel 1 on the beam 4 by means of a crane or the like, in which the steel cables one 21 exposed from the prepared holes 11 are positioned on the upper side of the hollow prefabricated panel 1.
S3: the hollow prefabricated panels 1 are sequentially arranged at intervals along the length direction and the width direction until the gap between the house beams 4 is completely sealed to form a plane.
S4: the user connects the steel cables 21 of four hollow prefabricated panels 1 in two adjacent rows and two rows by the binding members 3.
S5: and (3) a user lays formworks on the lower side of the hollow precast slab 1 and the outer side of the hollow precast slab 1 at the edge of the formed plane, and pours cement mortar into the formworks to completely bury the hollow precast slab 1.
S6: and the user removes the template after the cement mortar is solidified.
Wherein S1 further includes the steps of:
s10: after the rope clamp one 22 fixes the end of the steel rope one 21, the user pulls the steel rope one 21 to make the rope clamp one 22 move into the prepared hole 11.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a high strength concrete placement floor, includes hollow prefabricated plate (1), separates in proper order along linear direction on hollow prefabricated plate (1) and is equipped with a plurality of preformed holes (11), its characterized in that: the hollow prefabricated plates (1) are provided with annular connecting pieces (2), the connecting pieces (2) are arranged in the preformed holes (11), the connecting pieces (2) are provided with binding pieces (3), and the binding pieces (3) can enable the connecting pieces (2) on the adjacent hollow prefabricated plates (1) to be connected with each other; the connecting piece (2) comprises a first steel rope (21) and a first rope clamp (22), the first steel rope (21) penetrates through the preformed hole (11), and the first rope clamp (22) can be connected with two ends of the first steel rope (21).
2. A high-strength concrete-cast floor slab as claimed in claim 1, wherein: the prefabricated hollow slab is characterized in that two clamping plates (23) are arranged on the prefabricated hollow slab (1), the two clamping plates (23) are respectively arranged on the side face, provided with the reserved hole (11), of the prefabricated hollow slab (1), two threading holes (231) are formed in the clamping plates (23), and the steel rope I (21) can penetrate through the threading holes (231).
3. A high strength concrete cast floor as claimed in claim 2, wherein: be provided with two arc boards (232) on splint (23), two arc boards (232) set up in through wires hole (231) department, and arc board (232) can insert preformed hole (11), and behind a plurality of connecting pieces (2) connected in tie (3), steel cable (21) laminating is on arc board (232).
4. A high strength concrete cast floor as claimed in claim 3, wherein: the steel rope binding device is characterized in that a plurality of yielding grooves (233) are formed in the clamping plate (23), the yielding grooves (233) are formed in the side wall of the clamping plate (23), and when the binding piece (3) is connected with the connecting pieces (2), the steel ropes (21) can be embedded into the yielding grooves (233).
5. A high strength concrete cast floor as claimed in claim 1, wherein: the binding piece (3) is arranged to be a steel wire (31), the steel wire (31) penetrates through the connecting pieces (2) and is arranged to be annular, and the steel wire (31) abuts against the steel rope I (21).
6. A high strength concrete cast floor as claimed in claim 1, wherein: the strapping piece (3) is arranged to be a second steel rope (321), the second steel rope (321) penetrates through the connecting pieces (2), a second rope clamp (322) is arranged at the end part of the second steel rope (321), the second rope clamp (322) can be connected with the two ends of the second steel rope (321), and the second steel rope (321) abuts against the first steel rope (21).
7. The construction method of a high strength concrete cast floor according to any one of claims 1 to 6, comprising the steps of:
s1: a user sets two connecting pieces (2) on the same preformed hole (11) on the hollow precast slab (1), and a steel rope I (21) is arranged in two preformed holes (11) on the outermost side of the hollow precast slab (1);
s2: a user hoists the hollow precast slab (1) on the house beam (4) by a tool such as a crane, and the connecting piece (2) exposed from the preformed hole (11) is positioned on the upper side of the hollow precast slab (1);
s3: the hollow prefabricated slabs (1) are sequentially arranged at intervals along the length direction and the width direction until the gap between the house beams (4) is completely sealed to form a plane;
s4: a user connects two adjacent rows and two columns of connecting pieces (2) on four hollow prefabricated plates (1) through the binding pieces (3);
s5: a user lays a template on the lower side of the hollow precast slab (1) and the outer side of the hollow precast slab (1) positioned at the edge of the formed plane, and pours cement mortar into the template to ensure that the cement mortar completely buries the hollow precast slab (1);
s6: and the user removes the template after the cement mortar is solidified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010866429.4A CN111980257B (en) | 2020-08-25 | 2020-08-25 | High-strength concrete pouring floor and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010866429.4A CN111980257B (en) | 2020-08-25 | 2020-08-25 | High-strength concrete pouring floor and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111980257A CN111980257A (en) | 2020-11-24 |
| CN111980257B true CN111980257B (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010866429.4A Active CN111980257B (en) | 2020-08-25 | 2020-08-25 | High-strength concrete pouring floor and construction method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060025853A (en) * | 2004-09-17 | 2006-03-22 | 주식회사 포스코 | Double composite plate girder railway bridge with precast concrete panels |
| CN103556564A (en) * | 2013-10-31 | 2014-02-05 | 福州大学 | Assembly-type slab bridge on basis of connection of steel diaphragm plates and construction method thereof |
| CN209443775U (en) * | 2018-12-28 | 2019-09-27 | 云南建投第二建设有限公司 | Support locating template three for assembled architecture primary and secondary beam nodes uses integrated device |
| CN210395128U (en) * | 2019-03-01 | 2020-04-24 | 中国建筑股份有限公司 | Hollow core plate beam connection structure in bridge widening |
-
2020
- 2020-08-25 CN CN202010866429.4A patent/CN111980257B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060025853A (en) * | 2004-09-17 | 2006-03-22 | 주식회사 포스코 | Double composite plate girder railway bridge with precast concrete panels |
| CN103556564A (en) * | 2013-10-31 | 2014-02-05 | 福州大学 | Assembly-type slab bridge on basis of connection of steel diaphragm plates and construction method thereof |
| CN209443775U (en) * | 2018-12-28 | 2019-09-27 | 云南建投第二建设有限公司 | Support locating template three for assembled architecture primary and secondary beam nodes uses integrated device |
| CN210395128U (en) * | 2019-03-01 | 2020-04-24 | 中国建筑股份有限公司 | Hollow core plate beam connection structure in bridge widening |
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| CN111980257A (en) | 2020-11-24 |
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