CN203654562U - Assembled type tooth-shaped composite floor slab - Google Patents
Assembled type tooth-shaped composite floor slab Download PDFInfo
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- CN203654562U CN203654562U CN201320747797.2U CN201320747797U CN203654562U CN 203654562 U CN203654562 U CN 203654562U CN 201320747797 U CN201320747797 U CN 201320747797U CN 203654562 U CN203654562 U CN 203654562U
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- latch
- tooth
- groove
- floor slab
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Abstract
The utility model discloses an assembled type tooth-shaped composite floor slab and relates to a building floor slab. A lower-layer longitudinal steel bar (5) is wrapped in a base plate (1), and two segmented rib strips (2) are arranged on the lower-layer longitudinal steel bar (5). The longitudinal edge of the plate is in a tooth shape, a rectangular tooth with a latch is composite with the floor slab, and the joint of the rectangular tooth (7) and a rectangular tooth groove (8) is provided with a latch groove (3). The bottom plate (1), the segmented rib strips (2), the latch groove (3), the lower-layer longitudinal steel bar (5), the rectangular tooth (7), a trapezoid tooth (9), the rectangular tooth groove (8) and a trapezoid tooth groove (10) are of an integrated formwork which is formed in a casting mode. Each slab is provided with the two segmented rib strips (2) which are arranged in a staggered mode, wherein the length of each rib strip is half that of the slab. According to the assembled type tooth-shaped composite floor slab, tooth-shaped meshing is adopted, a latch is used for restraining, the relative degree of freedom of the two slabs is limited in a steel bar fixing manner and other manners, and therefore the deformation difference among all the precast slabs is reduced, and the problems of slab staggering, cracking and the like in construction are solved.
Description
Technical field
The utility model relates to a kind of building floor, particularly relates to a kind of assembly type profile of tooth laminated floor slab.
Background technology
Laminated floor slab is a kind of form of structure that precast plate combines with cast-in-place technology.Produce after precast plate in plant layoutization; be transported to job site and again build the floor of formation, have cast-in-situ floor good globality, enough rigidity and good cracking resistance, have again precast floor slab without formwork; save consumptive material, the advantages such as reduction of erection time.Therefore, be widely used in the position, upper strata of multistory building and highrise building.But also there are the some shortcomings of self, such as at superposed surfaces place because shearing is excessive, easily cause separating of cast-in-place part and precast plate, increased the link of transport and construction, and work progress proposed to higher requirement.
For superimposed sheet, in the time that plate is larger, plate can be split into several parts, behind scene, be assembled into an entirety, transport is convenient in such design, is convenient to on-site hoisting.But, easily there is faulting of slab ends phenomenon at splicing seams place in the floor that this polylith precast plate is spliced, now still need and utilize the levelling of flower hammer or repair by cement mortar, thereby strengthened workload, increase the duration, also make floor quality reduce.And under geological process, the vertical displacement that splicing seams place not only may produce faulting of slab ends changes, also may occurred level direction along the separation of Y-axis, and along two kinds of larger harm of the changing of the relative positions of X-axis.Disadvantageous situation more than the precast plate using the period nineties in China has more and showed, even if within ultimate limit states and serviceability limit state along with the increase of service life, often have crack produces in floor stitching portion, the infiltration phenomenon that makes to leak is unfavorable for attractive in appearance simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of assembly type profile of tooth laminated floor slab, the relative freedom of the means restriction two boards such as the utility model utilizes dentation interlock, and latch retrains, and reinforcing bar is fixing, thereby reduce the modified difference between each superimposed sheet, solve the problem such as faulting of slab ends, crack existing in construction.
The purpose of this utility model is achieved through the following technical solutions:
Assembly type profile of tooth laminated floor slab, described floor comprises base plate, segmented rib, latch groove, latch, lower floor's longitudinal reinforcement, lower floor's transverse reinforcement, rectangular teeth, rectangle teeth groove, stepped tooth, trapezoidal teeth groove; In base plate, be enclosed with lower floor's longitudinal reinforcement, have two segmented ribs on it, plate longitudinal edge is set to dentation, with the rectangular teeth laminated floor slab of latch, at rectangular teeth and rectangle teeth groove stitching portion, latch groove is set; Its base plate, segmented rib, latch groove, bottom longitudinal reinforcement, rectangular teeth, stepped tooth, rectangle teeth groove, trapezoidal teeth groove are integral formwork support moulding, on each plate, there are two segmented ribs that are staggered in arrangement, each rib length is the half of this plate length, two rib stagger arrangement distribute, zero lap position; Segmented rib is along longitudinally reserved steel bar hole equably of rib, and the reinforced hole height of holes of each plate is consistent, and with the rectangular teeth laminated floor slab of latch, its reinforced hole height of holes is not less than latch groove; Lower floor's longitudinal reinforcement is equally distributed to be embedded in base plate, and lower floor's longitudinal reinforcement and lower floor's transverse reinforcement stretch in base plate outward.
Described assembly type profile of tooth laminated floor slab, the longitudinal edge of described base plate adopts dentation, rectangular teeth, stepped tooth and rectangle teeth groove, the mutual interlock of trapezoidal teeth groove.
Described assembly type profile of tooth laminated floor slab, described latch groove upper surface profile is a little more than base plate lower than the rectangle of segmented rib, and inner is the dumbbell shape slotted eye in recessed base plate.
Described assembly type profile of tooth laminated floor slab, described assembly type profile of tooth laminated floor slab or be the stepped tooth laminated floor slab with latch not.
Advantage of the present utility model and effect are:
The utility model has solved superimposed sheet edge joint position and has connected not the closely easy faulting of slab ends occurring and changing of the relative positions separation problem in the horizontal direction.The relative freedom of the means restriction two boards such as utilize dentation interlock, latch retrains, and reinforcing bar is fixing.Thereby reduce the modified difference between each superimposed sheet, solve the faulting of slab ends, the crack that in construction, exist.The utlity model has plate body rigidity large, good integrity, connects closely between each plate, and edge joint position is difficult for the changing of the relative positions, and cloth muscle is convenient, and the reduction of erection time is convenient to transport, is convenient to the features such as lifting.
Brief description of the drawings
Fig. 1 is the schematic diagram of one of rectangular teeth laminated floor slab embodiment of latch groove band latch;
Fig. 2 is two the schematic diagram of the rectangular teeth laminated floor slab embodiment of latch groove band latch;
Fig. 3 is the rectangular teeth laminated floor slab schematic diagram with latch while inserting lower floor's transverse reinforcement;
Fig. 4 is that the rectangular teeth laminated floor slab with latch splits rear left side plate schematic diagram;
Fig. 5 is intermediate plate schematic diagram after the rectangular teeth laminated floor slab with latch splits;
Fig. 6 is right side plate schematic diagram after the rectangular teeth laminated floor slab with latch splits;
Fig. 7 is latch schematic diagram;
Fig. 8 is the stepped tooth laminated floor slab schematic diagram of not being with latch;
Fig. 9 is the not stepped tooth laminated floor slab schematic diagram with latch while inserting lower floor's transverse reinforcement;
Figure 10 is not with the stepped tooth laminated floor slab of latch to split rear left side plate schematic diagram;
Figure 11 is not with the stepped tooth laminated floor slab of latch to split rear intermediate plate schematic diagram;
Figure 12 is not with the stepped tooth laminated floor slab of latch to split rear right side plate schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the utility model is described in further detail.
The utility model has two kinds of forms, and a kind of is rectangular teeth laminated floor slab with latch, and a kind of is the stepped tooth laminated floor slab of not being with latch.Mainly formed by following part: base plate 1, segmented rib 2, latch groove 3, latch 4, lower floor's longitudinal reinforcement 5, lower floor's transverse reinforcement 6, rectangular teeth 7, rectangle teeth groove 8, stepped tooth 9, trapezoidal teeth groove 10.
In base plate 1, be enclosed with lower floor's longitudinal reinforcement 5, on it, there are two segmented ribs 2, plate longitudinal edge is set to dentation, for the rectangular teeth laminated floor slab with latch, in rectangular teeth 7 and rectangle teeth groove 8 stitching portions, latch groove 3 is set, base plate 1, segmented rib 2, latch groove 3, bottom longitudinal reinforcement 5, the parts integral formwork supports such as rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, trapezoidal teeth groove 10, primary concreting moulding.This one-body molded base plate strength, the density of having ensured, has also ensured the globality that connects between each parts, and convenient and making.On each plate, have two segmented ribs 2 that are staggered in arrangement, each rib length is the half of this plate length, and two rib stagger arrangement distribute, zero lap position.And segmented rib 2 is along longitudinally reserved steel bar hole equably of rib, and reinforcing bar hole is for interting lower floor's transverse reinforcement 6, and the reinforced hole height of holes of each plate is consistent.For the rectangular teeth laminated floor slab with latch, its reinforced hole height of holes is not less than latch groove 3, and when reinforced hole height of holes is during lower than latch groove 3, the segmented rib 2 catching groove 3 upright projection places of fastening with a bolt do not establish reserving hole.When each plate has lifted, after rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, the complete interlock of trapezoidal teeth groove 10, insert lower floor's transverse reinforcement 6 by reserving hole position on bar shaped rib.Now, under the constraint of lower floor's transverse reinforcement 6, each plate height is consistent, and makes to keep smooth at the bottom of the plate of base plate 1, has effectively stoped the generation of faulting of slab ends phenomenon.This hole is reserved more convenient, gets final product disposable completing in the time of cast, and 6 needs of lower floor's transverse reinforcement insert, and make cloth muscle convenient and swift.Simultaneously, 2 segmentations of segmented rib, the design being staggeredly arranged, be conducive to make plate maintenance level under reinforcing bar effect, after second pouring, pouring layer do not cut off and come simultaneously, thereby ensure the globality of pouring layer, be more conducive to pouring layer and prefabricated panel 1 collaborative work, be beneficial to keep pouring layer globality, improve the integral rigidity of plate.Play shearing resistance effect at precast plate and pouring layer bonding surface place, avoided separation and the crack phenomenon of bonding surface.Lower floor's longitudinal reinforcement 5 is equally distributed to be embedded in base plate 1, and at rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, not embedding lower floor of trapezoidal teeth groove 10 places longitudinal reinforcement 5.Outside lower floor's longitudinal reinforcement 5 and lower floor's transverse reinforcement 6, stretch in base plate 1, reinforcing bar can be goed deep in beam after lifting, fixing better.Lower floor's transverse reinforcement 6, inserts in the reserved reinforcing bar hole of segmented rib 2 simultaneously, not only plays at vertical fixed head, avoids the generation of faulting of slab ends phenomenon.After building, it had both been imbedded at pouring layer, was fixed on again precast plate, had also increased the adhesion stress of the two, had improved globality and the rigidity of superimposed sheet, ensured better base plate 1 and in-situ layer collaborative work simultaneously.The longitudinal edge of base plate 1 adopts dentation.Rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, trapezoidal teeth groove 10 are according to unified size design, make the two can be completely interlock mutually, when adjacent two plate contact, rectangular teeth 7, stepped tooth 9 can fully be filled rectangle teeth groove 8, trapezoidal teeth groove 10, can wrap up rectangular teeth 7, stepped tooth 9 completely with rectangle teeth groove 8, trapezoidal teeth groove 10, the contact of adjacent two plates is fitted together perfectly.Between the plate of rectangular teeth laminated floor slab, piece is rectangular toothed, can longitudinally form interlock in level, and relative displacement between the plate of constraint directions X, prevents the two plate generation changing of the relative positions.And piece between the plate of stepped tooth laminated floor slab, outside the advantage apart from above rectangular teeth, also relative displacement between the effective plate that planar retrains Y-direction, prevents that two plates from separating.This kind of concavo-convex alternate dentation piece, is rectilinear floor than piece between plate, has more constraint, has strengthened the connection between plate, has limited relatively moving between plate, is not prone to crack, has improved the quality of floor.Rectangular teeth precast plate has latch groove 3, this latch groove 3 is arranged on rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, trapezoidal teeth groove 10 places, and every plate only arranges half, when between adjacent two plates through assembled, after rectangular teeth 7, stepped tooth 9 dock completely with rectangle teeth groove 8, trapezoidal teeth groove 10, form complete latch groove 3 in two plate stitching portions, latch groove 3 upper surface profiles are the rectangle lower than segmented rib 1 a little more than base plate 1, and inner is the dumbbell shape slotted eye in recessed base plate.Latch 4 has two kinds of forms, both can be prefabricated also can be cast-in-place.Prefabricated latch 4 is for pressing latch groove 3 slotted eye same sizes, with concrete or the prefabricated dumbbell shape block forming of mortar.Cast-in-place latch 4, after superimposed sheet has docked, cast-in-place in latch groove 3 with concrete or cement mortar, can together construct with pouring layer.Latch 4 limited plate relatively moving in horizontal plane Y-direction, between the plate of having avoided, separates.While as the bolt linking closely, has been limited vertically relatively moving between adjacent two plates again, to stoping playing a role of faulting of slab ends, has avoided formation and the development in crack.Its setting can be determined by actual conditions, can, in all tooth place settings, also can arrange at part tooth place, has provided two kinds of forms and see Fig. 1, Fig. 2 in this explanation.
The utility model base plate 1, segmented rib 2, latch groove 3, bottom longitudinal reinforcement 5, each members such as rectangular teeth 7, stepped tooth 9 and rectangle teeth groove 8, trapezoidal teeth groove 10 are completely according to dimensional requirement formwork, one-time-concreting moulding, and reserved steel bar hole.According to from left to right or from the right side to the order of doing successively assembled each plate, make rectangular teeth 7, the stepped tooth 9 and rectangle teeth groove 8, the abundant interlock of trapezoidal teeth groove 10 of adjacent two plates, two plates contact completely.Then, insert lower floor's longitudinal reinforcement 6 concretings or buckle into latch 4 and insert again the upper layer concrete of lower floor's transverse reinforcement 6 cast to segmented rib 2 upper surfaces in latch groove 3, finally arrange top reinforcement, then concreting.
Claims (4)
1. assembly type profile of tooth laminated floor slab, it is characterized in that, described floor comprises base plate (1), segmented rib (2), latch groove (3), latch (4), lower floor's longitudinal reinforcement (5), lower floor's transverse reinforcement (6), rectangular teeth (7), rectangle teeth groove (8), stepped tooth (9), trapezoidal teeth groove (10); In base plate (1), be enclosed with lower floor's longitudinal reinforcement (5), have two segmented ribs (2) on it, plate longitudinal edge is set to dentation, with the rectangular teeth laminated floor slab of latch, in rectangular teeth (7) and rectangle teeth groove (8) stitching portion, latch groove (3) is set; Its base plate (1), segmented rib (2), latch groove (3), bottom longitudinal reinforcement (5), rectangular teeth (7), stepped tooth (9), rectangle teeth groove (8), trapezoidal teeth groove (10) are built moulding for integral formwork support, on each plate, there are two segmented ribs (2) that are staggered in arrangement, each rib length is the half of this plate length, two rib stagger arrangement distribute, zero lap position; Segmented rib (2) is along longitudinally reserved steel bar hole equably of rib, and the reinforced hole height of holes of each plate is consistent, and with the rectangular teeth laminated floor slab of latch, its reinforced hole height of holes is not less than latch groove (3); Lower floor's longitudinal reinforcement (5) is equally distributed to be embedded in base plate (1), the outer base plate (1) that stretches in of lower floor's longitudinal reinforcement (5) and lower floor's transverse reinforcement (6).
2. assembly type profile of tooth laminated floor slab according to claim 1, is characterized in that, the longitudinal edge of described base plate (1) adopts dentation, rectangular teeth (7), stepped tooth (9) and rectangle teeth groove (8), trapezoidal teeth groove (10) interlock mutually.
3. assembly type profile of tooth laminated floor slab according to claim 1, is characterized in that, described latch groove (3) upper surface profile is a little more than base plate (1) lower than the rectangle of segmented rib (1), and inner is the dumbbell shape slotted eye in recessed base plate.
4. assembly type profile of tooth laminated floor slab according to claim 1, is characterized in that, described assembly type profile of tooth laminated floor slab or be the stepped tooth laminated floor slab with latch not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747797.2U CN203654562U (en) | 2013-11-25 | 2013-11-25 | Assembled type tooth-shaped composite floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747797.2U CN203654562U (en) | 2013-11-25 | 2013-11-25 | Assembled type tooth-shaped composite floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203654562U true CN203654562U (en) | 2014-06-18 |
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ID=50920969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320747797.2U Withdrawn - After Issue CN203654562U (en) | 2013-11-25 | 2013-11-25 | Assembled type tooth-shaped composite floor slab |
Country Status (1)
| Country | Link |
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| CN (1) | CN203654562U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603452A (en) * | 2013-11-25 | 2014-02-26 | 辽宁工业大学 | Assembled-type tooth-shaped superposed floor slab |
| CN106481006A (en) * | 2016-11-25 | 2017-03-08 | 沈阳建筑大学 | Assembly concrete beam slab tongue and groove method of attachment |
| CN114277927A (en) * | 2022-02-17 | 2022-04-05 | 石家庄铁道大学 | Assembled steel-wood combined structure and assembling method thereof |
-
2013
- 2013-11-25 CN CN201320747797.2U patent/CN203654562U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603452A (en) * | 2013-11-25 | 2014-02-26 | 辽宁工业大学 | Assembled-type tooth-shaped superposed floor slab |
| CN103603452B (en) * | 2013-11-25 | 2015-08-26 | 辽宁工业大学 | Assembly type profile of tooth laminated floor slab |
| CN106481006A (en) * | 2016-11-25 | 2017-03-08 | 沈阳建筑大学 | Assembly concrete beam slab tongue and groove method of attachment |
| CN114277927A (en) * | 2022-02-17 | 2022-04-05 | 石家庄铁道大学 | Assembled steel-wood combined structure and assembling method thereof |
| CN114277927B (en) * | 2022-02-17 | 2024-03-15 | 石家庄铁道大学 | Assembled steel-wood combined structure and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140618 Effective date of abandoning: 20150826 |
|
| RGAV | Abandon patent right to avoid regrant |