CN214785370U - Precast concrete roof panel - Google Patents
Precast concrete roof panel Download PDFInfo
- Publication number
- CN214785370U CN214785370U CN202121659742.7U CN202121659742U CN214785370U CN 214785370 U CN214785370 U CN 214785370U CN 202121659742 U CN202121659742 U CN 202121659742U CN 214785370 U CN214785370 U CN 214785370U
- Authority
- CN
- China
- Prior art keywords
- concrete slab
- concrete
- precast concrete
- board
- roof panel
- 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.)
- Expired - Fee Related
Links
- 239000011178 precast concrete Substances 0.000 title claims abstract description 30
- 239000004567 concrete Substances 0.000 claims abstract description 70
- 239000002184 metal Substances 0.000 claims abstract description 41
- 238000009413 insulation Methods 0.000 claims abstract description 21
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 8
- 239000008397 galvanized steel Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 229920006389 polyphenyl polymer Polymers 0.000 description 5
- 238000004321 preservation Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Images
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model relates to a precast concrete roof board, it includes concrete slab, be provided with the heated board in the concrete slab, still be provided with the wire net in the concrete slab, concrete slab one side is provided with the slot, and the opposite side is provided with the inserted block, pre-buried two metal sheets in the concrete slab, two the metal sheet sets up respectively insulation board top surface and bottom surface, the both sides of metal sheet extend respectively the department the concrete slab, just the metal sheet both ends are provided with and are used for two adjacent concrete slab connects's crotch, concrete slab is provided with one side of slot is provided with the recess, the recess sets up two, two the recess sets up respectively slot top and below, the first side of metal sheet extends to in the recess. This application has the effect that improves precast concrete roof board piece department and leak.
Description
Technical Field
The application relates to the field of precast slabs, in particular to a precast concrete roof slab.
Background
The prefabricated light roof board for the building tradition mainly has two types: one type is ALC roof boarding: the porous concrete forming plate (containing reinforcing steel bar meshes) is formed by curing fly ash, cement, lime and the like serving as main materials through high-pressure steam. The weight is light, and the heat preservation and sound insulation performance is good; another type is ASA roofing panels: the building roof board is made up by using flyash as filling material, cement as gelatinizing agent and alkali-resisting glass fibre mesh fabric or reinforcing bar mesh as reinforcing material. Light weight, heat preservation, sound insulation and good fire resistance, and can be used as a roof board structural layer.
At present, the common precast concrete roof panel is easy to leak water at the abutted seams due to the connection problem.
In view of the above-mentioned related art, the inventor believes that water leakage is likely to occur at the joints of the precast concrete roof panels.
SUMMERY OF THE UTILITY MODEL
In order to improve the easy technical problem who takes place the phenomenon of leaking in the piece department of precast concrete roof board, this application provides a precast concrete roof board.
The application provides a precast concrete roof board adopts following technical scheme:
the utility model provides a precast concrete roof board, includes concrete slab, be provided with the heated board in the concrete slab, still be provided with the wire net in the concrete slab, concrete slab one side is provided with the slot, and the opposite side is provided with the inserted block, pre-buried two metal sheets in the concrete slab, two the metal sheet sets up respectively insulation board top surface and bottom surface, the both sides of metal sheet extend respectively and locate concrete slab, just the metal sheet both ends are provided with and are used for two adjacent concrete slab connects's crotch, concrete slab is provided with one side of slot is provided with the recess, the recess sets up two, two the recess sets up respectively slot top and below, the first side of metal sheet extends to in the recess.
Through adopting above-mentioned technical scheme, set up the heated board and make precast concrete roof panel have the heat preservation effect, the wire net can prevent the concrete slab fracture, the slot inserts in the inserted block, can make two adjacent precast concrete roof panels connect inseparabler, pre-buried metal sheet in concrete slab, when two adjacent precast concrete roof panels splice, the mutual overlap joint of metal sheet, the metal sheet can play the effect of similar stagnant water steel sheet, can improve the phenomenon that the piece leaks between the precast concrete roof panel.
Optionally, one side of the metal plate is bent downwards, and the other side of the metal plate is bent upwards.
Through adopting above-mentioned technical scheme, the crotch tip of a metal sheet can support on another metal sheet, makes to seal between two metal sheets, has improved water-proof effects.
Optionally, the concrete slab is provided with notches at four corners respectively.
Through adopting above-mentioned technical scheme, two adjacent precast concrete roof panels after the concatenation, paint the mortar in breach department, make two adjacent precast concrete roof panels connect more firmly to the piece shutoff.
Optionally, the heat insulation plate is provided with a dovetail groove.
Through adopting above-mentioned technical scheme, the dovetail makes concrete slab and heated board interlock inseparabler.
Optionally, the steel wire mesh is a galvanized steel wire mesh.
Through adopting above-mentioned technical scheme, galvanized steel wire net can be corrosion-resistant, and precast concrete roof panel structure is more stable.
Optionally, the galvanized steel wire meshes are provided with two pieces, and the two pieces of galvanized steel wire meshes are respectively arranged above and below the heat insulation board.
By adopting the technical scheme, the two galvanized steel wire meshes can further improve the shearing resistance of the concrete slab, so that the concrete slab is not easy to crack.
Optionally, the heat-insulating plate is a self-extinguishing polystyrene plate.
By adopting the technical scheme, the self-extinguishing polystyrene board has a flame-retardant function, so that the precast concrete roof board has a fireproof effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the prefabricated concrete roof panels have a heat insulation effect by arranging the heat insulation plates, the steel wire mesh can prevent the concrete slabs from cracking, the slots are inserted into the insertion blocks, two adjacent prefabricated concrete roof panels can be connected more tightly, the metal plates are embedded in the concrete slabs, when the two adjacent prefabricated concrete roof panels are spliced, the metal plates are mutually overlapped, the metal plates can play a role similar to a water stop steel plate, and the phenomenon of water leakage of a spliced seam between the prefabricated concrete roof panels can be improved;
2. the self-extinguishing polystyrene board with the flame-retardant function is used as the heat-insulation board, so that the precast concrete roof board has a fireproof effect.
Drawings
Fig. 1 is a cross-sectional view of the present application.
Description of reference numerals: 1. a concrete slab; 11. a notch; 12. a slot; 13. inserting a block; 14. a groove; 2. a thermal insulation board; 21. a dovetail groove; 3. steel wire mesh; 4. a metal plate; 41. and (4) hooking.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses precast concrete roof panel. Referring to fig. 1, a precast concrete roof panel includes a concrete plate 1, an insulation board 2 disposed in the concrete plate 1, a wire mesh 3, and a metal plate 4 disposed in the concrete plate 1.
The concrete slabs 1 are rectangular slabs, notches 11 are formed in four corners of each concrete slab 1, after two adjacent concrete slabs 1 are spliced, mortar is coated in the notches 11, and the two adjacent concrete slabs 1 are connected; one side of each concrete plate 1 is provided with a slot 12, the other side of each concrete plate 1 is provided with an insert block 13 corresponding to the groove 14, and when two adjacent concrete plates 1 are spliced, the insert blocks 13 can be inserted into the slots 12, so that the two adjacent concrete plates 1 form a whole, and the integrity of a roof is enhanced.
The insulation board 2 is arranged in the concrete slab 1, the insulation board 2 is a self-extinguishing polyphenyl board, and the self-extinguishing polyphenyl board has flame retardance and can play a role in heat insulation and fire prevention; a plurality of dovetail grooves 21 have all been seted up with the top surface of heated board 2, and dovetail groove 21 is seted up for a long time, and a plurality of dovetail grooves 21 intervals are evenly seted up, and the dovetail groove 21 of 2 top surfaces of heated board and the crisscross setting of dovetail groove 21 of 2 bottom surfaces of heated board to it is inseparabler to make concrete slab 1 and heated board 2 interlock.
Still be provided with wire net 3 in concrete slab 1, wire net 3 is galvanized wire net 3, and galvanized wire net 3 can be corrosion-resistant, and wire net 3 is provided with two, and a slice wire net 3 sets up in insulation board 2 top, and another piece wire net 3 sets up in insulation board 2 below, sets up two-layer wire net 3 and can strengthen concrete slab 1's shear resistance, avoids concrete slab 1 to ftracture.
The concrete slab 1 is also provided with a metal plate 4, the metal plate 4 has certain elasticity, the surface of the metal plate is subjected to rust prevention treatment, two sides of the metal plate 4 extend out of two sides of the concrete slab 1, two sides of the metal plate 4 are provided with hooks 41, one side of the hook 41 is bent upwards, and the other side of the hook 41 is bent downwards; a groove 14 is arranged at one end of the concrete plate 1, which is provided with the slot 12, two grooves 14 are arranged, the two grooves are respectively positioned above the slot 12 and below the slot 12, and the hook 41 at one side of the metal plate 4 is arranged in the groove 14; when two adjacent concrete slabs 1 are spliced with each other, the hook 41 extending out of one side provided with the inserting block 13 is inserted into the groove 14, the two hooks 41 are mutually overlapped, and the end part of the hook 41 is propped against one surface of the metal plate 4 close to each other due to certain elasticity of the metal plate 4, so that the sealing effect is achieved; the metal plate 4 is arranged in the concrete plates 1 to plug the splicing seams of the two adjacent concrete plates 1, so that the waterproof effect is achieved.
The implementation principle of this application embodiment precast concrete roof board does: this application is through setting up two-layer wire net 3, concrete slab 1's shear capacity has been strengthened, make concrete slab 1 difficult fracture, set up self-extinguishing nature polyphenyl board in concrete slab 1, make concrete slab 1 have the thermal-insulated effect of fire prevention, and set up dovetail 21 on self-extinguishing nature polyphenyl board, it is inseparabler to make concrete slab 1 with self-extinguishing nature polyphenyl board interlock, set up metal sheet 4 in concrete slab 1, and when adjacent concrete slab 1 splices, metal sheet 4 overlap joint each other, and the tip of crotch 41 can support the one side that is close to each other at two metal sheet 4, play the stagnant water effect, the water-proof effects of roofing has been strengthened.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 precast concrete roof board which characterized in that: the concrete slab comprises a concrete slab (1), wherein a heat insulation board (2) is arranged in the concrete slab (1), a steel wire mesh (3) is also arranged in the concrete slab (1), a slot (12) is arranged at one side of the concrete slab (1), an insertion block (13) is arranged at the other side of the concrete slab (1), two metal plates (4) are embedded in the concrete slab (1), the two metal plates (4) are respectively arranged at the top surface and the bottom surface of the heat insulation board (2), the two sides of each metal plate (4) are respectively extended to form the concrete slab (1), two ends of each metal plate (4) are provided with a hook (41) for connecting two adjacent concrete slabs (1), one side of each concrete slab (1) provided with the slot (12) is provided with a groove (14), the two grooves (14) are respectively arranged above and below the slot (12), one side of the metal plate (4) extends into the groove (14).
2. The precast concrete roof panel according to claim 1, wherein: one side hook (41) of the metal plate (4) is bent downwards, and the other side hook (41) is bent upwards.
3. The precast concrete roof panel according to claim 1, wherein: notches (11) are respectively arranged at four corners of the concrete slab (1).
4. The precast concrete roof panel according to claim 1, wherein: the heat insulation plate (2) is provided with a dovetail groove (21).
5. The precast concrete roof panel according to claim 1, wherein: the steel wire mesh (3) is a galvanized steel wire mesh (3).
6. The precast concrete roof panel according to claim 5, wherein: the galvanized steel wire mesh (3) is provided with two pieces, and the two pieces of galvanized steel wire mesh (3) are arranged above and below the heat insulation board (2) respectively.
7. The precast concrete roof panel according to claim 1, wherein: the heat insulation board (2) is a self-extinguishing polystyrene board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121659742.7U CN214785370U (en) | 2021-07-20 | 2021-07-20 | Precast concrete roof panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121659742.7U CN214785370U (en) | 2021-07-20 | 2021-07-20 | Precast concrete roof panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214785370U true CN214785370U (en) | 2021-11-19 |
Family
ID=78716166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121659742.7U Expired - Fee Related CN214785370U (en) | 2021-07-20 | 2021-07-20 | Precast concrete roof panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214785370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095065A (en) * | 2022-08-02 | 2022-09-23 | 北京市燕通建筑构件有限公司 | Multi-functional assembled floor system |
-
2021
- 2021-07-20 CN CN202121659742.7U patent/CN214785370U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095065A (en) * | 2022-08-02 | 2022-09-23 | 北京市燕通建筑构件有限公司 | Multi-functional assembled floor system |
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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 |
Granted publication date: 20211119 |