CN220954184U - Modified polyphenyl granule prefabricated peripheral backplate and peripheral dado - Google Patents
Modified polyphenyl granule prefabricated peripheral backplate and peripheral dado Download PDFInfo
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- CN220954184U CN220954184U CN202321898073.8U CN202321898073U CN220954184U CN 220954184 U CN220954184 U CN 220954184U CN 202321898073 U CN202321898073 U CN 202321898073U CN 220954184 U CN220954184 U CN 220954184U
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- prefabricated
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- modified polyphenyl
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- 230000002093 peripheral effect Effects 0.000 title claims abstract description 77
- 229920006389 polyphenyl polymer Polymers 0.000 title claims abstract description 53
- 239000008187 granular material Substances 0.000 title claims abstract description 19
- 238000011065 in-situ storage Methods 0.000 claims abstract description 39
- 239000002245 particle Substances 0.000 claims abstract description 34
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 18
- 238000009413 insulation Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000004321 preservation Methods 0.000 abstract description 10
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000009415 formwork Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model discloses a modified polyphenyl particle prefabricated peripheral guard board and a peripheral guard board thereof, wherein the peripheral guard board comprises a modified polyphenyl particle prefabricated peripheral guard board and a cast-in-situ layer, the modified polyphenyl particle prefabricated peripheral guard board comprises a prefabricated layer made of modified polyphenyl particle concrete, a reinforcing steel bar net sheet pre-buried in the prefabricated layer, and connecting reinforcing steel bars connected with the reinforcing steel bar net sheet, and the connecting reinforcing steel bars extend out of the top of the prefabricated layer and are connected with beams or floors of a building; the prefabricated layer is uniformly provided with a plurality of opposite-pull screw holes, and the cast-in-situ layer is provided with a limit sleeve matched with the corresponding opposite-pull screw holes. Through setting up the prefabricated layer of making with modified polyphenyl granule concrete, with original heat preservation complex in the prefabricated layer to avoided setting up independent heat preservation, make whole peripheral dado structure simpler, easily production, reduced whole wallboard's thickness by a wide margin on guaranteeing heat preservation and sound insulation performance's basis, improved on-the-spot efficiency of construction, shortened construction period, reduced construction cost.
Description
Technical Field
The utility model relates to the technical field of assembled buildings, in particular to a modified polyphenyl particle prefabricated peripheral guard board and a peripheral guard board thereof.
Background
At present, fabricated concrete structures are used in a relatively large number of houses. The main peripheral wall panels in the assembled concrete structure are mainly prefabricated concrete sandwich heat-insulating external wall panels, and the design, production and installation are relatively mature. The concrete sandwich insulation exterior wall panel generally comprises exterior wall panels, insulation layers, interior wall panels, and cast-in-place structural layers between the insulation layers and the interior wall panels, which are connected by insulation connectors. In order to meet the requirements of strength and heat preservation, the thickness of a heat preservation layer is generally more than 100mm in severe cold areas, so that the overall thickness of the peripheral wall panel is increased, and further the difficulty in production, transportation and installation processes is high due to the fact that the dead weight of the PC component is high. In addition, the purchase cost of the thermal insulation connecting piece meeting the strength and thermal insulation requirements is higher, and particularly in severe cold areas, the connecting piece is required to be independently customized, and the cost is higher.
Disclosure of Invention
The utility model aims to solve the technical problems of larger thickness and high manufacturing cost of a peripheral guard board used in an assembled concrete building in the prior art, and provides a modified polyphenyl particle prefabricated peripheral guard board.
The technical scheme for solving the technical problems is as follows: the construction method comprises the steps of constructing a modified polyphenyl particle prefabricated peripheral guard board, wherein a prefabricated layer is made of modified polyphenyl particle concrete, a reinforcing steel bar net sheet is embedded in the prefabricated layer, and connecting reinforcing steel bars are connected with the reinforcing steel bar net sheet, extend out of the top of the prefabricated layer and are connected with beams or floors of a building; the prefabricated layer is uniformly provided with a plurality of opposite-pulling screw holes.
Further, one end of the opposite-pull screw hole close to the cast-in-situ layer is provided with a counter bore.
The utility model aims to solve the other technical problems of larger thickness and high manufacturing cost of the peripheral wall panel used in the assembled concrete building in the prior art, and provides the peripheral wall panel.
In order to achieve the above object, the technical scheme of the present utility model is as follows: the construction of the peripheral wall panel comprises the modified polyphenyl particle prefabricated peripheral wall panel and a cast-in-situ layer which is cast-in-situ by using a template, wherein a limit sleeve matched with the corresponding counter-pulling screw hole is arranged in the cast-in-situ layer.
Furthermore, one end of the opposite-pull screw hole close to the cast-in-situ layer is provided with a counter bore, the cast-in-situ layer can extend into the counter bore, a shear key is formed between the prefabricated layer and the cast-in-situ layer, and the binding force between the prefabricated layer and the cast-in-situ layer is improved.
Still further, the counter bore is configured as a taper, and the end of the stop sleeve is configured as a taper that mates with the counter bore to prevent the cast-in-place layer from creating voids or bubbles therein.
Still further, the one end of limit sleeve with correspond to the counter-draw screw hole counter-bore cooperatees for limit sleeve can be completely cooperateed with the counter-draw screw hole, avoids producing and rocks, thereby reliably connects the template on the prefabricated peripheral backplate of modified polyphenyl granule through the counter-draw screw.
Furthermore, the number of the limit sleeves is at least four, so that temporary supports are conveniently erected on the modified polyphenyl particle prefabricated peripheral guard board in a construction site.
Furthermore, the limit sleeves are symmetrically distributed on the side surfaces of the prefabricated layer so as to ensure that the temporary support has uniform pulling force on the prefabricated peripheral guard plate of the modified polyphenyl particles.
Furthermore, the cast-in-situ layer is also provided with a limiting locking ring for positioning the limiting sleeve on the corresponding opposite-pull screw rod, so that the limiting sleeve is reliably positioned on the modified polyphenyl particle prefabricated peripheral guard plate, and the formwork support installation operation is more convenient.
Furthermore, the modified polyphenyl particle prefabricated peripheral guard plate further comprises truss steel bars, and steel bar meshes and/or connecting steel bars connected with the truss steel bars are further arranged in the cast-in-situ layer, so that the combination between the modified polyphenyl particle prefabricated peripheral guard plate and the cast-in-situ layer is tighter in the formed peripheral guard plate.
The modified polyphenyl particle prefabricated peripheral guard board and the peripheral guard board have the following beneficial effects: through setting up the prefabricated layer of making with modified polyphenyl granule concrete, with original heat preservation complex in the prefabricated layer to avoided setting up independent heat preservation, make whole peripheral dado structure simpler, easily production, reduce whole wallboard's thickness by a wide margin on guaranteeing heat preservation and sound insulation performance's basis, solve the problem such as sound insulation, heat preservation in the mill simultaneously, improved on-the-spot efficiency of construction, shortened construction period, reduced construction cost. In addition, the opposite-pulling screw holes are formed in the prefabricated layer, the limiting sleeve for positioning the interval between the template and the prefabricated peripheral guard plate of the modified polyphenyl particles is arranged in the cast-in-situ layer, the template is conveniently arranged on the inner side of the wall body, and then the cast-in-situ layer is manufactured between the prefabricated peripheral guard plate of the modified polyphenyl particles and the template, so that the whole peripheral guard plate is formed, the use amount of the template is reduced, and the construction cost is reduced; meanwhile, the need of manufacturing double-layer prefabricated layers during the production of prefabricated components is avoided, the difficulty in production and manufacturing is reduced, and the manufacturing cost of the prefabricated components is reduced.
In summary, by implementing the modified polyphenyl particle prefabricated peripheral guard board and the peripheral guard board thereof, the utility model not only can meet the problem of strong sound insulation and heat preservation of building external enclosure, but also can reduce the thickness of the peripheral guard board, reduce the manufacturing cost of prefabricated components, save the external template, reduce the construction difficulty and save the construction cost.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of a preferred embodiment of a peripheral wall panel according to the present utility model;
FIG. 2 is a perspective view of a preferred embodiment of the prefabricated peripheral shield of modified polyphenyl particles of the present utility model;
FIG. 3 is a schematic view of the construction of a preferred embodiment of the prefabricated peripheral shield of modified polyphenyl particles of the present utility model;
fig. 4 is a schematic view of the formwork mounting structure of the preferred embodiment of the peripheral wall panel of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
As shown in fig. 1, in the preferred embodiment of the peripheral wall panel shown in the present utility model, the peripheral wall panel comprises a modified polyphenyl particle prefabricated peripheral guard plate 10 and a cast-in-situ layer 20, wherein the modified polyphenyl particle prefabricated peripheral guard plate comprises a prefabricated layer 11, a reinforcing mesh 12 and connecting reinforcing bars 13; a plurality of opposite-pulling screw holes 14 are uniformly distributed on the prefabricated layer; and a limit sleeve 21 matched with the corresponding counter-pulling screw hole is arranged in the cast-in-situ layer.
The prefabricated layer 11 is formed by manufacturing modified polyphenyl granule concrete in a factory by using a die, the modified polyphenyl granule concrete has good heat insulation and sound insulation performance, and the prefabricated peripheral guard board of the modified polyphenyl granule manufactured by the prefabricated layer can meet the sound insulation and heat insulation requirements of a building on a peripheral guard board. The reinforcing mesh 12 is pre-buried to be set up in the prefabricated layer 11, effectively promotes the intensity of the prefabricated peripheral backplate of whole modified polyphenyl granule to guarantee that the prefabricated peripheral backplate of modified polyphenyl granule can not warp the destruction in transportation, hoist and mount in-process. The connecting steel bars 13 are connected with the steel bar net pieces 12, one ends of the connecting steel bars are pre-buried in the prefabricated layer 11 together with the steel bar net pieces 12, and the other ends of the connecting steel bars extend out of the top of the prefabricated layer 11 and are connected with beams or floors of a building.
The opposite-pulling screw holes 14 are arranged on the prefabricated layer 11 perpendicular to the wall surface and uniformly arranged on the surface of the prefabricated layer 11 according to preset positions; the counter-pulling screw 31 penetrates through the counter-pulling screw hole 14 to be connected with the template 32 of the cast-in-situ layer on the construction site, so that the template 32 is arranged on the side surface of the prefabricated layer 11, the cast-in-situ layer on the construction site can be poured through the arrangement of the template 32 of the cast-in-situ layer. Reinforcing steel meshes and/or connecting steel bars can be arranged in the cast-in-situ layer according to the requirement so as to enhance the strong structural strength of the whole outer enclosure; truss reinforcing steel bars can be arranged in the prefabricated layer according to the requirement, and reinforcing steel bar meshes and/or connecting reinforcing steel bars connected with the truss reinforcing steel bars are arranged in the cast-in-situ layer at the same time so as to strengthen the binding force between the modified polyphenyl particle prefabricated peripheral guard plate and the cast-in-situ layer, and the binding between the modified polyphenyl particle prefabricated peripheral guard plate and the cast-in-situ layer is tighter in the formed peripheral guard plate.
The limiting sleeve 21 is arranged at the corresponding opposite-pull screw hole 14, one end of the limiting sleeve is tightly attached to the side surface of the prefabricated layer, and the other end of the limiting sleeve is flush with the outer side surface of the cast-in-situ layer. According to the requirement of the connection stress condition between the template and the prefabricated layer, a necessary number of limit sleeves are arranged at preset positions, and the number of the limit sleeves is preferably at least four. The limit sleeves are symmetrically distributed on the side surface of the prefabricated layer, and the symmetry axis of the limit sleeves is a vertical center line and/or a horizontal center line of the side surface of the prefabricated layer. Preferably, a limiting locking ring 22 is arranged in the cast-in-situ layer 20, and the limiting locking ring 22 can temporarily fix the limiting sleeve 21 on the corresponding counter-pulling screw 31. Simultaneously, the diagonal braces erected on the construction site are connected to the opposite-pulling screw rod provided with the limiting sleeve, so that the temporary support is guaranteed to have uniform pulling force on the modified polyphenyl particle prefabricated peripheral guard plate.
In the preferred embodiment, the end of the split screw hole 14 near the cast-in-situ layer 20 is preferably provided with a counter bore 15, so that the cast-in-situ layer 20 can extend into the counter bore, and a shear key is formed between the prefabricated layer 11 and the cast-in-situ layer 20, so as to improve the binding force between the prefabricated layer and the cast-in-situ layer. Preferably, one end of the limiting sleeve 21, which is tightly attached to the side surface of the prefabricated layer, is set to be matched with the counter bore 15 of the corresponding counter screw hole, so that the one end of the limiting sleeve 21 is tightly matched with the counter bore 15 of the corresponding counter screw hole, and shaking of the limiting sleeve on the side surface of the prefabricated layer is avoided, and the template is reliably connected to the prefabricated peripheral guard plate of the modified polyphenyl particles through the counter screw.
The counter bore 15 is preferably arranged in a conical shape, so that hollowing or air bubbles of concrete of a cast-in-situ layer can be effectively prevented when the cast-in-situ layer is cast-in-situ on a construction site; the end part of the corresponding limit sleeve is also arranged to be conical matched with the counter bore.
As shown in fig. 2 and 3, in the preferred embodiment of the prefabricated peripheral guard board of modified polyphenyl granules, the prefabricated peripheral guard board of the utility model comprises a prefabricated layer 11 made of modified polyphenyl granule concrete, a reinforcing steel mesh 12 pre-embedded in the prefabricated layer, and connecting reinforcing steel 13 connected with the reinforcing steel mesh 12, wherein the connecting reinforcing steel 13 extends out of the top of the prefabricated layer 11 and is connected with a beam or a floor slab of a building; the prefabricated layer 11 is uniformly provided with a plurality of opposite-pulling screw holes 14. The end of the split screw hole near the cast-in-situ layer is preferably provided with a counter bore 15, which is preferably tapered. A tongue and groove 16 is preferably provided on top of the precast layer to prevent concrete from spilling over the outside surface of the prefabricated peripheral guard of modified polyphenyl particles during in situ casting and contaminating the exterior wall surface.
As shown in fig. 4, in actual construction, the prefabricated peripheral guard plate 10 of modified polyphenyl particles manufactured according to design dimensions in a factory is lifted to a preset position and fixed by temporary support, a formwork 32 is arranged on the inner side of the prefabricated peripheral guard plate of modified polyphenyl particles, and then the concrete of modified polyphenyl particles is poured between the prefabricated peripheral guard plate 10 of modified polyphenyl particles and the formwork 32. Specifically, after the prefabricated peripheral guard plate hanging device of modified polyphenyl granules is in a preset position, the limiting sleeve 21 is fixed at the corresponding opposite-pulling screw hole 14 through the opposite-pulling screw 31 and the limiting locking ring 22, and then the prefabricated peripheral guard plate of modified polyphenyl granules is positioned on a floor through temporary support such as diagonal bracing. When the template is supported, a group of diagonal braces can be removed firstly, and then the template is supported on the inner side of the modified polyphenyl particle prefabricated peripheral guard board through a counter-pulling screw; after all the templates are installed, the remaining temporary supports are removed entirely. And pouring the modified polyphenyl granule concrete between the modified polyphenyl granule prefabricated peripheral guard board and the template, and removing the template after the concrete is formed, thus completing the manufacture of the peripheral guard board.
All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this utility model.
Claims (10)
1. The modified polyphenyl granule prefabricated peripheral guard board is characterized by comprising a prefabricated layer made of modified polyphenyl granule concrete, a reinforcing steel mesh pre-embedded in the prefabricated layer, and connecting reinforcing steel bars connected with the reinforcing steel mesh, wherein the connecting reinforcing steel bars extend out of the top of the prefabricated layer and are connected with beams or floors of a building; the prefabricated layer is uniformly provided with a plurality of opposite-pulling screw holes.
2. The modified polyphenyl granule prefabricated peripheral guard plate of claim 1, wherein one end of the opposite-pulling screw hole, which is close to the cast-in-place layer, is provided with a counter bore.
3. A peripheral wall panel, comprising the modified polyphenyl particle prefabricated peripheral wall panel as claimed in any one of claims 1 to 2 and a cast-in-situ layer which is cast-in-situ by using a template, wherein a limit sleeve matched with the corresponding counter-pulling screw hole is arranged in the cast-in-situ layer.
4. A peripheral wall panel according to claim 3, wherein the end of the split screw hole adjacent the cast in place layer is provided as a counterbore.
5. The peripheral wall panel of claim 4, wherein the counterbore is tapered and the end portion of the stop sleeve is tapered to match the counterbore.
6. The peripheral wall panel of claim 4, wherein one end of the limit sleeve mates with the counter bore of a corresponding counter screw hole.
7. A peripheral wall panel according to claim 3, wherein the number of limit sleeves is set to at least four.
8. The peripheral wall panel of claim 7, wherein the spacing sleeves are symmetrically distributed on the sides of the preformed layer.
9. A peripheral wall panel according to claim 3, wherein the prefabricated peripheral wall panel of modified polyphenyl particles further comprises truss reinforcing bars, and wherein reinforcing mesh and/or connecting reinforcing bars connected with the truss reinforcing bars are further arranged in the cast-in-situ layer.
10. A peripheral wall panel according to claim 3, wherein the cast-in-place layer is further provided with a limit locking ring for locating the limit sleeve on the corresponding split screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321898073.8U CN220954184U (en) | 2023-07-19 | 2023-07-19 | Modified polyphenyl granule prefabricated peripheral backplate and peripheral dado |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321898073.8U CN220954184U (en) | 2023-07-19 | 2023-07-19 | Modified polyphenyl granule prefabricated peripheral backplate and peripheral dado |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220954184U true CN220954184U (en) | 2024-05-14 |
Family
ID=91007942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321898073.8U Active CN220954184U (en) | 2023-07-19 | 2023-07-19 | Modified polyphenyl granule prefabricated peripheral backplate and peripheral dado |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220954184U (en) |
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2023
- 2023-07-19 CN CN202321898073.8U patent/CN220954184U/en active Active
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