CN208718191U - Pin-connected panel precast floor slab - Google Patents
Pin-connected panel precast floor slab Download PDFInfo
- Publication number
- CN208718191U CN208718191U CN201821058511.9U CN201821058511U CN208718191U CN 208718191 U CN208718191 U CN 208718191U CN 201821058511 U CN201821058511 U CN 201821058511U CN 208718191 U CN208718191 U CN 208718191U
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- China
- Prior art keywords
- slot
- unit plate
- floor slab
- precast floor
- plate
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Abstract
The utility model concrete precast floor technical field discloses a kind of pin-connected panel precast floor slab.The utility model includes composite beam and splices the precast floor slab formed by unit plate is horizontally arranged；At least two side edge of unit plate is provided with link slot, link slot is located at the upper surface of unit plate, it is intervally arranged along side side length direction, between adjacent coupling slots between slot section, the lower surface of section and the lower surface of unit plate are concordant between slot, and the upper surface of section is arranged not higher than unit plate upper surface between slot；Other side edges of unit plate are provided with connecting plate；Side where the link slot of adjacent cells plate is located at the top of composite beam, is fixedly connected by the first cast-in-place structural with composite beam, dowel in transverse steel and slot is provided in the first cast-in-place structural；Side where the connecting plate of adjacent cells plate is oppositely arranged, and is connected by the second cast-in-place structural.The utility model has good waterproof performance and sound insulation property, and prefabricated rate is high, and high construction efficiency is convenient.
Description
Technical field
The utility model relates to concrete precast floor technical fields, more particularly to a kind of pin-connected panel precast floor slab.
Background technique
In assembled architecture field, prefabricated concrete floor is most widely used.Prefabricated concrete floor is main at present
It is divided into two classes: full precast floor slab and laminated floor slab.
Full precast floor slab application is more early, but cracking is easy at connecting node, and there are leak, sound insulation property differences etc.
Disadvantage, application are fewer and fewer.At present using it is more be various types of laminated floor slabs, the waterproofness of laminated floor slab and every
The problem of acoustic performance is good, but there are cast in situs amount is larger, long construction period, and girder rib or concrete rib need to be set
Deng cost is higher, does not fully demonstrate the superiority of assembled architecture.
Utility model content
The utility model, which provides one kind, has good waterproof performance and sound insulation property, and prefabricated rate is high, and high construction efficiency is convenient
Pin-connected panel precast floor slab.
The technical issues of solution, is: being easy cracking, leak at full precast floor slab connecting node, and sound insulation property is poor；Overlapping
Floor cast in situs amount is larger, long construction period, and construction cost is high, low efficiency.
In order to solve the above technical problems, the utility model adopts the following technical solution:
The utility model pin-connected panel precast floor slab, including composite beam, and the precast floor slab above composite beam, it is special
Sign is: the precast floor slab is made of the horizontally arranged splicing of unit plate；
Unit plate is rectangular armoured concrete slab, and at least two side edges are provided with link slot, and link slot is located at single
The length direction of the upper surface of first plate, link slot is arranged perpendicular to the side side length direction of the unit plate where link slot,
And extend out to the side edge, link slot is intervally arranged along side side length direction, between adjacent coupling slots between slot section, slot
Between section lower surface it is concordant with the lower surface of unit plate, between slot the upper surface of section lower than unit plate upper surface and be higher than connect
The setting of access slot bottom surface；Other side edges of unit plate are provided with connecting plate；
Side where the link slot of unit plate is oppositely arranged with side where the link slot of adjacent cells plate, is located at folded
Back portion is closed, is fixedly connected by the first cast-in-place structural with composite beam, is provided in transverse steel and slot in the first cast-in-place structural
Dowel；The connecting plate of side and adjacent cells plate place side is oppositely arranged where the connecting plate of unit plate, by the
The connection of two cast-in-place structurals.
The utility model pin-connected panel precast floor slab is further vertically arranged with shear key, shear key top in section between slot
Section between slot is stretched out straight up, in the first cast-in-place structural.
The utility model pin-connected panel precast floor slab, further, the shear key are shear reinforcement or anti-shear ring muscle.
The utility model pin-connected panel precast floor slab, further, the length of link slot are not less than and link slot length direction
The 1/7 of parallel unit plate side side length.
The utility model pin-connected panel precast floor slab, further, the transverse steel is along unit plate side edge length direction
Elongated setting, dowel is located in link slot, is arranged in parallel with link slot length direction in slot.
The utility model pin-connected panel precast floor slab, further, the both ends of dowel are additionally provided with anchoring piece in the slot.
The utility model pin-connected panel precast floor slab is further provided with orthogonal in second cast-in-place structural
Platform distribution bar and platform dowel, platform distribution bar is along the elongated setting of connecting plate length direction, and platform dowel is along flat
Platform distribution bar length direction is intervally arranged.
The utility model pin-connected panel precast floor slab, further, the platform dowel are linear type reinforcing bar or rectangle hoop
Muscle.
The utility model pin-connected panel precast floor slab compared with prior art, has the following beneficial effects:
The utility model pin-connected panel precast floor slab splices composition using unit plate side by side, using connection on Impact direction
Slot is fixedly connected with composite beam, and section interleaved arranges between link slot and slot, passes through cast-in-place concrete and adjacent unit plate
It is connected as overall structure with composite beam, structure tension performance is excellent；Transverse steel is arranged on slot may extend to adjacent floor deck, enhance
Globality and redundancy, structure progressive collapse-resisting performance are good；It is whole wet type connection, antileaking, sound insulation property at connecting node
It can be excellent；Unit plate is industrial prefabricated components simultaneously, and prefabricated rate is high, greatly reduces the construction operation amount of cast in situs, mentions
High construction efficiency；Section interleaved arranges between link slot and slot, and section upper surface is lower than the upper surface of unit plate between slot, just
In being provided with elongated transverse steel in cast-in-place overlying regions, it can enhance and connect in switching performance and slot between adjacent unit plate
The connectivity robustness of muscle is connect, while the shear behavior and rigidity of prefabricated components can be improved, avoids reinforcing bar purlin in traditional laminated floor slab
The use of frame greatly reduces construction cost under the premise of ensuring same construction quality, shortens construction period.
Seam is stayed at the utility model connecting plate, is connected by cast-in-place concrete, is substantially increased close between unit plate
Feng Xing has preferable waterproof and sound insulation property, is also provided with framework of steel reinforcement in the cast-in-place concrete at connecting plate, greatly increases
The connectivity robustness of switching performance and platform dowel between adjacent cells plate, improves the shear resistance of prefabricated components
Energy.
The construction method of the utility model pin-connected panel precast floor slab, simple and convenient, site operation workload is small, construction
High-efficient, the controllability of construction quality is strong.
The pin-connected panel precast floor slab of the utility model is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of unit plate；
Fig. 2 is the top view of unit plate；
Fig. 3 is Section A-A schematic diagram in Fig. 2；
Fig. 4 is section B-B schematic diagram in Fig. 2；
Fig. 5 is the top view of pin-connected panel precast floor slab；
Fig. 6 is the schematic diagram of stitching portion in the section C-C in Fig. 5；
Fig. 7 is the section D-D, that is, link slot connecting node schematic diagram in Fig. 5；
Fig. 8 section connecting node schematic diagram between the section E-E, that is, slot in Fig. 5；
Fig. 9 is the section F-F, that is, connecting plate connecting node schematic diagram in Fig. 5；
Figure 10 is the section F-F, that is, connecting plate connecting node schematic diagram in Fig. 5 of another embodiment；
Figure 11 is the schematic diagram of stitching portion in the section C-C in Fig. 5 of another embodiment.
Appended drawing reference:
1- composite beam；11- reserves stirrup；2- unit plate；3- link slot；Section between 4- slot；41- shear key；5- connecting plate；
The first cast-in-place structural of 6-；61- transverse steel；Dowel in 62- slot；63- anchoring piece；The second cast-in-place structural of 7-；The distribution of 71- platform
Reinforcing bar；72- platform dowel；8- connects out muscle.
Specific embodiment
As shown in Figure 1-Figure 11, the utility model pin-connected panel precast floor slab includes composite beam 1, and is located on composite beam 1
The precast floor slab of side, precast floor slab are made of the horizontally arranged splicing of unit plate 2, the splicing node of adjacent cells plate 2 and folded
Beam 1 is closed to be fixedly connected.
As Figure 1-Figure 4, unit plate 2 is prefabricated rectangular armoured concrete slab, is internally provided with double-layer double-direction steel
Muscle mesh sheet, at least two side edges of unit plate 2 are provided with link slot 3, and link slot 3 is located at the upper surface of unit plate 2,
The length direction of link slot 3 is arranged perpendicular to the side side length direction of the unit plate 2 where link slot 3, and extends out to
The side edge, the distance between bottom surface and the lower surface of unit plate 2 of link slot 3 are 30-40mm；Link slot 3 is along side
Side length direction is intervally arranged, and the width of link slot 3 is not less than 100mm, preferably 100-200mm, the length of link slot 3 be not less than with
The 1/7 of the parallel 2 side side length of unit plate of 3 length direction of link slot；Between adjacent coupling slots 3 between slot section 4, section 4 between slot
Width be not less than 200mm, preferably 200-400mm, the lower surface of section 4 is concordant with the lower surface of unit plate 2 between slot, section between slot
4 upper surface is lower than 2 upper surface of unit plate and is higher than the setting of 3 bottom surface of link slot, is vertically arranged with shear key in section 4 between slot
41, shear key 41 is shear reinforcement or anti-shear ring muscle；41 bottom end of shear key is pre-buried to be arranged between slot in section 4, acceptable and unit
Lower layer's reinforcing bar in plate 2 is fixedly connected, and section 4 between slot is stretched out, in the first cast-in-place structural 6 in top straight up.
Other side edges of unit plate 2 are provided with connecting plate 5, and connecting plate 5 is logical along 2 side side length direction of unit plate
Long setting；The lower surface of connecting plate 5 is concordant with the lower surface of unit plate 2, and the upper surface of connecting plate 5 is lower than on unit plate 2
Surface setting, section 4 is formed with 2 formed by integrally casting of unit plate between connecting plate 5, link slot 3 and slot；The width of connecting plate 5 is not less than
15 times of the nominal diameter of platform dowel 72.
As shown in Figure 5 and Figure 6, where the link slot 3 of the 3 place side of link slot of unit plate 2 and adjacent cells plate 2
Side is oppositely arranged, and is located at 1 top of composite beam, is oppositely arranged at the top of composite beam 1 along 1 length direction of composite beam and reserves stirrup 11
Two sides, the lap of splice of unit plate 2 and composite beam 1 is not less than 10mm；As shown in Figure 7 and Figure 8, adjacent cells plate 2 is logical
It crosses the first cast-in-place structural 6 to be fixedly connected with composite beam 1, is provided with dowel in transverse steel 61 and slot in the first cast-in-place structural 6
62, the dowel 62 along the 2 elongated setting in side edge length direction of unit plate, slot of transverse steel 61 is located in link slot 3, with connect
3 length direction of slot is arranged in parallel, and the both ends of dowel 62 are additionally provided with anchoring piece 63 in slot, and anchoring piece 63 is longitudinal reinforcement end
The anchoring section or anchor plate being vertically bent to form.
The 5 place side of connecting plate of unit plate 2 is oppositely arranged with the 5 place side of connecting plate of adjacent cells plate 2, is led to
The connection of the second cast-in-place structural 7 is crossed, stays slit width degree not less than 30mm between the 5 place side of connecting plate of adjacent two unit plate 2；
Orthogonal platform distribution bar 71 and platform dowel 72,71 edge of platform distribution bar are provided in second cast-in-place structural 7
The elongated setting of 5 length direction of connecting plate, platform dowel 72 are intervally arranged along 71 length direction of platform distribution bar.
Alternatively, as shown in figure 11, in the first cast-in-place structural 6 elongated setting transverse steel 61, can be worn with level
It crosses the second cast-in-place structural 7, extend in the first cast-in-place structural 6 of adjacent unit plate 2, be connected two unit plates 2,
The globality and redundancy of precast floor slab are enhanced, structure progressive collapse-resisting performance is substantially increased.
It is different according to the production of precast floor slab, it can be reserved above connecting plate 5 and connect out muscle 8, can not also lingered in advance
Pick out muscle 8.
As shown in figure 9, when it is reserved connect out muscle 8 when, the reserved muscle 8 that connects out of adjacent two unit plate 2 is connected, then
One layer of platform distribution bar 71 is set in the bottom position of the second cast-in-place structural 7 and platform dowel 72, platform dowel 72 are
Linear type reinforcing bar, 72 both ends of platform dowel are also provided with anchoring piece 63, and anchoring piece 63 hangs down for 72 end of platform dowel
The anchoring section or anchor plate being directly bent to form.
As shown in Figure 10, when it is not reserved connect out muscle 8 when, in the bottom position of the second cast-in-place structural 7, one layer of platform is set
Distribution bar 71, platform dowel 72 are rectangle hoop.
The construction method of the utility model pin-connected panel precast floor slab, comprising the following steps:
Step 1: according to detail design demand, prefabricated unit plate 2 and composite beam 1；
Step 2: composite beam 1 is fixedly connected with frame column；
Mounting height is risen to Step 3: unit plate 2 is hung, position and angle is adjusted, connects 3 place side side of slot
Along riding upon the upper surface of composite beam 1, and ensure to stay seam not small between the 5 place side edge of connecting plate of adjacent cells plate 2
Supporting apparatus is installed in 30mm, and below unit plate 2, each unit plate 2 is positioned and is fixed temporarily；
Step 4: dowel 62, platform distribution bar 71 and platform dowel 72 in setting transverse steel 61, slot, and
The cell board lower surface setting steel plate or supporting module for staying seam position, if being reserved with connection above the connecting plate 5 of unit plate 2
Muscle 8 out, connection is corresponding to connect out muscle 8；
Step 5: pouring the first cast-in-place structural 6 and the second cast-in-place structural 7；
Step 6: removing temporary support structure after maintenance to normal intensity, completing the construction of precast floor slab.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various changes and improvements that the technical solution of utility model is made should all fall into the protection that the utility model claims book determines
In range.
Claims (9)
1. pin-connected panel precast floor slab, including composite beam (1), and it is located at the precast floor slab above composite beam (1), feature exists
In: the precast floor slab is made of the horizontally arranged splicing of unit plate (2)；
Unit plate (2) is rectangular armoured concrete slab, and at least two side edges are provided with link slot (3), link slot (3) position
In the upper surface of unit plate (2), the side of the length direction of link slot (3) perpendicular to the unit plate (2) where link slot (3)
The setting of side side length direction, and the side edge is extended out to, link slot (3) is intervally arranged along side side length direction, adjacent company
Between access slot (3) between slot section (4), the lower surface of section (4) is concordant with the lower surface of unit plate (2) between slot, section (4) between slot
Upper surface is lower than unit plate (2) upper surface and is higher than the setting of link slot (3) bottom surface；Other side edges of unit plate (2)
It is provided with connecting plate (5)；
Side is opposite side where the link slot (3) of unit plate (2) and the link slot (3) of adjacent cells plate (2) place sets
It sets, is located at the top of composite beam (1), is fixedly connected by the first cast-in-place structural (6) with composite beam (1), in the first cast-in-place structural (6)
It is provided with dowel (62) in transverse steel (61) and slot；Side and adjacent cells plate where the connecting plate (5) of unit plate (2)
Side where the connecting plate (5) of block (2) is oppositely arranged, and is connected by the second cast-in-place structural (7).
2. pin-connected panel precast floor slab according to claim 1, it is characterised in that: the connecting plate (5) is along unit plate (2)
The lower surface of the elongated setting in side side length direction, connecting plate (5) is concordant with the lower surface of unit plate (2), connecting plate (5) it is upper
Surface is arranged lower than unit plate (2) upper surface.
3. pin-connected panel precast floor slab according to claim 1, it is characterised in that: be vertically arranged in section (4) between the slot
Section (4) between slot is stretched out, in the first cast-in-place structural (6) in shear key (41), shear key (41) top straight up.
4. pin-connected panel precast floor slab according to claim 3, it is characterised in that: the shear key (41) be shear reinforcement or
Anti-shear ring muscle.
5. pin-connected panel precast floor slab according to claim 1, it is characterised in that: the length of the link slot (3) is not less than
The 1/7 of unit plate (2) side side length parallel with link slot (3) length direction.
6. pin-connected panel precast floor slab according to claim 1, it is characterised in that: the transverse steel (61) is along unit plate
(2) the elongated setting in side edge length direction, dowel (62) is located in link slot (3), is parallel with link slot (3) length direction in slot
Setting.
7. pin-connected panel precast floor slab according to claim 1, it is characterised in that: the both ends of dowel (62) are also in the slot
It is provided with anchoring piece (63).
8. pin-connected panel precast floor slab according to claim 1, it is characterised in that: setting in second cast-in-place structural (7)
There are orthogonal platform distribution bar (71) and platform dowel (72), platform distribution bar (71) is along connecting plate (5) length
The elongated setting in direction, platform dowel (72) are intervally arranged along platform distribution bar (71) length direction.
9. pin-connected panel precast floor slab according to claim 8, it is characterised in that: the platform dowel (72) is linear type
Reinforcing bar or rectangle hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058511.9U CN208718191U (en) | 2018-07-05 | 2018-07-05 | Pin-connected panel precast floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058511.9U CN208718191U (en) | 2018-07-05 | 2018-07-05 | Pin-connected panel precast floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208718191U true CN208718191U (en) | 2019-04-09 |
Family
ID=65972705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821058511.9U Expired - Fee Related CN208718191U (en) | 2018-07-05 | 2018-07-05 | Pin-connected panel precast floor slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208718191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609880A (en) * | 2020-12-15 | 2021-04-06 | 河北工业大学 | Prefabricated bottom plate with cast-in-place surface and construction method |
-
2018
- 2018-07-05 CN CN201821058511.9U patent/CN208718191U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609880A (en) * | 2020-12-15 | 2021-04-06 | 河北工业大学 | Prefabricated bottom plate with cast-in-place surface and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 |