CN217782529U

CN217782529U - Reinforced composite simple assembled sound insulation and heat preservation prefabricated slab

Info

Publication number: CN217782529U
Application number: CN202221998272.1U
Authority: CN
Inventors: 王雷
Original assignee: Nanjing Xufeng Green Building Technology Co ltd
Current assignee: Nanjing Xufeng Green Building Technology Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-11
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a compound simple and easy assembly sound insulation heat preservation prefabricated plate of reinforcing belongs to building material technical field, and this prefabricated plate is including protection surface course, functional layer and basic unit, be equipped with a plurality of first recesses and a plurality of second recess on the functional layer, be equipped with on the protection surface course with the first bulge that first recess corresponds, be equipped with in the basic unit with the second bulge that the second recess corresponds. The utility model has light weight per unit area and convenient and quick laying; the convex parts and the corresponding grooves can play a role in connecting each layer, so that the functional layer is prevented from being bonded with the upper and lower cement material layers firmly, the phenomenon of three-layer peeling is avoided, the convex parts can play a role in protecting the surface layer and the base reinforcing ribs, and the bending strength of the protecting surface layer and the base layer is improved; the side inoxidizing coating surrounds in the outside of functional layer, plays the effect of parcel and protective function layer, and the side inoxidizing coating can improve the intensity of side inoxidizing coating with protection surface course or basic unit integrated into one piece.

Description

Reinforced composite simple assembled sound insulation and heat preservation prefabricated plate

Technical Field

The utility model belongs to the technical field of building material, concretely relates to compound simple and easy assembly sound insulation heat preservation prefabricated plate of reinforcing.

Background

The sound insulation and heat preservation functions of the floor slab are more and more emphasized in the design of buildings, and the prefabricated slab is generally laid on the floor surface firstly, so that the wood slab or the floor tile is convenient to finish and lay in later period. As people have higher requirements on living environment, the prefabricated slabs are used more and more. The existing prefabricated plate generally comprises a functional layer and a protection surface layer, the protection surface layer is positioned above the functional layer, the protection surface layer is a rigid layer, rigidity is provided, the functional layer is a flexible layer, however, when the prefabricated plate is laid, downward external force is applied, the functional layer can deform to cause the protection surface layer to crack, the prefabricated plate is easy to damage, the functional layer is made of a flexible material, the prefabricated plate is inconvenient to combine with the floor of a cement material, meanwhile, the protection surface layer and the functional layer are made of different materials, even if glue is adopted for bonding during manufacturing, the phenomenon that the protection surface layer and the functional layer are peeled off can also occur during laying, the use of the prefabricated plate is influenced, the process for bonding the protection surface layer and the functional layer by adopting the glue is complicated, the manufacturing efficiency is reduced, and meanwhile, the manufacturing cost is also increased.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: to the above-mentioned problem that exists among the prior art, the utility model aims to solve the technical problem that a compound simple and easy assembly sound insulation heat preservation prefabricated plate of reinforcing improves the prefabricated plate quality, improves prefabricated plate manufacturing efficiency.

The technical scheme is as follows: in order to solve the technical problem, the utility model discloses a technical scheme as follows:

the reinforced composite simple-assembled sound-insulation heat-preservation prefabricated slab comprises a protection surface layer, a functional layer and a base layer, wherein the functional layer is provided with a plurality of first grooves and a plurality of second grooves, the protection surface layer is provided with first protruding parts corresponding to the first grooves, and the base layer is provided with second protruding parts corresponding to the second grooves.

Preferably, the functional layer further comprises a side protective layer surrounding the outside of the functional layer.

Preferably, a third groove is formed in at least one of the four side surfaces of the functional layer, and a third protruding portion corresponding to the third groove is formed in the side protective layer.

Preferably, the cross section of the first groove is trapezoidal or inverted T-shaped.

Preferably, the cross section of the second groove is in an inverted trapezoid shape or a T shape, and the size of the second groove is the same as that of the first groove.

Preferably, the second groove is spaced from the first groove in the transverse direction of the prefabricated panel.

Preferably, at least one of the base layer and the protective surface layer is provided with an anti-cracking grid.

Preferably, a plurality of fourth grooves are formed in the protection surface layer, and the thickness of the protection surface layer is D ₁ ，0.5cm≤D ₁ Not more than 6cm, the thickness of the functional layer is D ₂ ，2cm≤D ₂ Not more than 4cm, the thickness of the base layer is D ₃ ，0.2cm≤D ₃ ≤1cm。

Preferably, 2.5 cm. Ltoreq.D ₁ Not more than 5cm, the fourth recess is the ground heating tank that is used for holding ground heating coil, the fourth recess degree of depth is D ₄ ，D ₄ ≥2cm。

Preferably, the protection surface layer is made of cement mortar or concrete, the functional layer is one of a polystyrene foam board, a graphite polystyrene board, an XPS extruded polystyrene board, a polyurethane insulation board, a rock wool insulation board, a foam glass insulation board and a phenolic insulation board, and the base layer is made of cement mortar, plastering mortar or anti-crack mortar.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: 1. the functional layer is made of polystyrene foam boards and the like, and compared with foamed cement, the weight of the functional layer in unit area is lighter by more than 30%; 2. the base layer is arranged below the functional layer, so that the base layer can be directly paved by a dry method during paving, the friction force between the base layer and the floor slab is large, the base layer cannot move randomly, paving cement mortar can be adopted, the base layer, the cement mortar and the floor slab are firmly bonded, and the paving is convenient and rapid; 3. the functional layer is provided with a first groove and a second groove, the functional layer is made of organic heat-insulating materials, the processing of the groove is very convenient, the protective surface layer is provided with a first bulge, the base layer is provided with a second bulge, the bulges and the corresponding grooves can play a role in connecting each layer, the functional layer and the upper and lower cement material layers are prevented from being bonded firmly, the phenomenon of peeling the three layers is avoided, the bulges can also play a role in protecting the surface layer and reinforcing ribs of the base layer, and the bending strength of the protective surface layer and the bending strength of the base layer are improved; 4. the side inoxidizing coating surrounds in the outside of functional layer, plays the effect of parcel and protection functional layer, can bear the pressure and prevent the excessive pressure-bearing of functional layer in vertical, sets up third recess and third bulge, can improve the bending strength of side inoxidizing coating, and the side inoxidizing coating can improve the intensity of side inoxidizing coating with protection surface course or basic unit integrated into one piece.

Drawings

FIG. 1 is a schematic external view of embodiment 1 of the present invention;

FIG. 2 isbase:Sub>A schematic sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic sectional view of a portion B-B of FIG. 1;

FIG. 4 is a schematic sectional view showing a three-dimensional structure of example 1;

fig. 5 is a schematic structural view of embodiment 2 of the present invention;

fig. 6 is a schematic structural view of embodiment 3 of the present invention;

fig. 7 is a schematic structural diagram of embodiment 4 of the present invention;

fig. 8 is a schematic structural view of embodiment 5 of the present invention;

fig. 9 is a schematic structural view of embodiment 6 of the present invention.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples, which are carried out in the light of the technical solutions of the present invention, and it should be understood that these examples are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1, 2, 3 and 4, the reinforced composite type simple assembled sound-insulation and heat-preservation prefabricated plate has the size of 300mm multiplied by 600mm, and comprises a protective surface layer 1, a functional layer 2 and a base layer 3 which are arranged from top to bottom, wherein the protective surface layer 1 is arranged on the uppermost layer by adopting cement mortar, the functional layer 2 is a polystyrene foam plate in the middle, and the base layer 3 is cement mortar on the lowermost layer; the upper surface of the functional layer 2 is provided with a plurality of longitudinal first grooves 21, the cross section of each first groove 21 is trapezoidal, the first grooves 21 form dovetail grooves, the protective surface layer 1 is provided with a plurality of first protruding portions 11 protruding downwards, the first protruding portions 11 are longitudinally arranged corresponding to the first grooves 21, the first protruding portions 11 are matched with the first grooves 21, and the protective surface 1 is connected with the functional layer 2. Be equipped with a plurality of fore-and-aft second recesses 22 on the lower surface of functional layer 2, the cross section of second recess 22 is the down-trapezoidal, second recess 22 forms the dovetail, second recess 22 is the same with first recess 21 size, be equipped with the second bulge 31 that corresponds with second recess 22 on the up end of basic unit 3, cooperate with second recess 22 through second bulge 31, basic unit 3 is connected with functional layer 2, the effect of vertical strengthening rib can be played in the vertical setting of first bulge 11 and second bulge 31, first recess 21 and second recess 22 also can all set up in functional layer 2 is horizontal and vertical to be the net shape, corresponding first bulge 11 and second bulge 31 also set up the net shape, thereby horizontal and vertical all have the strengthening rib. The longitudinal second grooves 22 and the longitudinal first grooves 21 are arranged at intervals in the transverse direction of the prefabricated plate, so that the phenomenon that the thickness of the functional layer 2 in the vertical direction of the grooves is excessively reduced to influence the heat preservation and sound insulation effects and the service life of the functional layer 2 is avoided. The anti-crack grids 5 are arranged in the base layer 3, and the anti-crack grids 5 are made of the existing anti-crack grid cloth or steel wire meshes; the protection surface layer 1 is provided with a plurality of fourth grooves 12, and the rectangular grooves of the fourth grooves 12 are strip-shaped and are used for facilitating connection of the protection surface layer 1 and cement mortar or other materials in the later period.

As shown in fig. 2 and 3, a side protective layer 4 is further disposed on the outer side of the functional layer 2, the side protective layer 4 surrounds the outer side of the functional layer 2 in an annular manner, third grooves 23 are disposed on four sides of the functional layer 2, the third grooves 23 are connected into a circle on 4 sides of the functional layer 2, the cross section of each third groove 23 is semicircular, and a semicircular third protruding portion 41 corresponding to the third groove 23 is disposed on the side protective layer 4. The side protective layer 4 also adopts cement mortar, and the protective surface layer 1, the side protective layer 4 and the base layer 3 can be respectively manufactured in a mode of manufacturing a mould, and can be better combined with each other due to the adoption of cement-containing materials.

As shown in FIG. 2, the protective surface layer 1 has a thickness D ₁ ，D ₁ =1.5cm, the functional layer 2 has a thickness D ₂ ，D ₂ =2cm, the thickness of the base layer 3 is D ₃ ，D ₃ =0.5cm. The heat conductivity coefficient of the polystyrene foam board is 0.033-0.044W/(m.cndot ℃), the heat insulation and heat preservation effects are good, and the sound insulation effect of the precast slab can be improved. The depth of the first grooves 21 and the second grooves 22 is 0.5cm.

In material selection, the protective surface layer 1 can also be made of concrete, the functional layer 2 can also be made of one of a graphite polystyrene board, an XPS extruded polystyrene board, a polyurethane insulation board, a rock wool insulation board, a foam glass insulation board and a phenolic insulation board, and the base layer 3 can also be made of plastering mortar or anti-crack mortar.

Example 2

As shown in fig. 5, the difference from the embodiment 1 is that the side protective layer 4 of the embodiment is integrally formed with the protective face layer 1, and the prefabricated panel has a size of 300mm × 300mm.

Example 3

As shown in fig. 6, the difference from embodiment 1 is that the side protective layer 4 of this embodiment is integrally formed with the base layer 3, and the prefabricated board has a size of 400mm × 600mm or 800mm × 800mm.

Example 4

As shown in FIG. 7, the difference from the embodiment 1 is that the third groove 23 of the present embodiment has a trapezoidal cross section, the third groove 23 forms a dovetail groove, and the thickness of the protective surface layer 1 is D ₁ ，D ₁ (= 2 cm) and the thickness of the functional layer 2 is D ₂ ，D ₂ =1.5cm, the thickness of the base layer 3 is D ₃ ，D ₃ ＝0.3cm。

Example 5

As shown in fig. 8, the difference from embodiment 1 lies in that the cross section of the first groove 21 of this embodiment is an inverted T-shape, the cross section of the second groove 22 is a T-shape, the cross section of the third groove 23 is a T-shape, and the thickness of the protective surface layer 1 is D ₁ ，D ₁ (= 3 cm) and the thickness of the functional layer 2 is D ₂ ，D ₂ =1cm, the thickness of the base layer 3 is D ₃ ，D ₃ ＝0.2cm。

Example 6

As shown in FIG. 9, the difference from example 1 is that the protective surface layer 1 of this example has a thickness D ₁ =5cm fourth recess 12 is a ground heating tank that is used for holding ground heating coil, and the depth of fourth recess 12 is D ₄ ，D ₄ And the length is =3cm, and the floor heating pipe can be conveniently and directly laid on the prefabricated slab.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The reinforced composite simple assembled sound-insulation heat-preservation prefabricated slab is characterized by comprising a protective surface layer (1), a functional layer (2) and a base layer (3), wherein the functional layer (2) is provided with a plurality of first grooves (21) and a plurality of second grooves (22), the protective surface layer (1) is provided with a first protruding part (11) corresponding to the first grooves (21), and the base layer (3) is provided with a second protruding part (31) corresponding to the second grooves (22).

2. The prefabricated panel as claimed in claim 1, further comprising a side protective layer (4) surrounding the outer side of the functional layer (2).

3. The reinforced composite type simple-assembled sound-insulation heat-preservation precast slab as claimed in claim 2, wherein a third groove (23) is provided on at least one of four sides of the functional layer (2), and a third protrusion (41) corresponding to the third groove (23) is provided on the side protective layer (4).

4. The reinforced composite type simply-assembled sound-insulation and heat-preservation precast slab as claimed in claim 1, wherein the cross section of the first groove (21) is trapezoidal or inverted T-shaped.

5. The reinforced composite type simple-assembled sound-insulation heat-preservation precast slab as recited in claim 1, wherein the cross section of the second groove (22) is inverted trapezoid or T-shaped, and the size of the second groove (22) is the same as that of the first groove (21).

6. The reinforced composite type simple-assembled sound-insulation and heat-preservation prefabricated panel as claimed in claim 1, wherein the second recess (22) is spaced apart from the first recess (21) in a transverse direction of the prefabricated panel.

7. The reinforced composite simple assembled sound-insulation heat-preservation precast slab as claimed in claim 1, wherein at least one of the base layer (3) and the protective surface layer (1) is provided with anti-cracking grids (5).

8. The reinforced composite simple-assembled sound-insulation heat-preservation precast slab as claimed in claim 1, wherein a plurality of fourth grooves (12) are formed in the protective surface layer (1), and the thickness of the protective surface layer (1) is D ₁ ，0.5cm≤D ₁ Less than or equal to 6cm, the thickness of the functional layer (2) is D ₂ ，2cm≤D ₂ Not more than 4cm, the thickness of the base layer (3) is D ₃ ，0.2cm≤D ₃ ≤1cm。

9. The reinforced composite simple-assembled sound-insulation heat-preservation precast slab as recited in claim 8, wherein D is not less than 2.5cm ₁ Not more than 5cm, the fourth groove (12) is a ground heating groove for accommodating a ground heating pipe, and the depth of the fourth groove (12) is D ₄ ，D ₄ ≥2cm。

10. The reinforced composite simple-assembled sound-insulation and heat-preservation prefabricated slab as claimed in claim 1, wherein the protective surface layer (1) is made of cement mortar or concrete, the functional layer (2) is one of a polystyrene foam board, a graphite polystyrene board, an XPS extruded polystyrene board, a polyurethane heat-preservation board, a rock wool heat-preservation board, a foam glass heat-preservation board and a phenolic heat-preservation board, and the base layer (3) is made of cement mortar, plastering mortar or anti-cracking mortar.