CN112252580A - Pre-buried prefabricated plate that has magnet - Google Patents
Pre-buried prefabricated plate that has magnet Download PDFInfo
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- CN112252580A CN112252580A CN202010994387.2A CN202010994387A CN112252580A CN 112252580 A CN112252580 A CN 112252580A CN 202010994387 A CN202010994387 A CN 202010994387A CN 112252580 A CN112252580 A CN 112252580A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/52—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0801—Separate fastening elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Finishing Walls (AREA)
- Building Environments (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a precast slab with embedded magnets, which comprises a steel bar mesh embedded in concrete, wherein a magnet layer is embedded on the surface of the precast slab at a certain thickness, the magnet layer is formed by a plurality of magnet blocks uniformly distributed in a matrix, a magnetic shielding layer is arranged between the magnet layer and the steel bar mesh, and a magnetic shielding material layer is adhered on the surface of one side of the precast slab, which is provided with the magnet layer. The prefabricated slab needs to be matched with floor tiles and wall tiles with steel plates or reinforcing meshes embedded on one surface. The magnetic shielding layer is arranged between the magnet layer and the reinforcing mesh, so that electromagnetic interference of the magnet blocks to the surrounding environment can be avoided, and the magnetic shielding layer can prevent the prefabricated plates from sucking other ferromagnetic objects or sucking the two prefabricated plates together before the prefabricated plates are not tiled. The prefabricated structure has the characteristics of simple structure, convenience and quickness in construction, no need of sticking the floor tiles and the wall tiles on the prefabricated plate by using cement mortar, direct placement of the floor tiles and the wall tiles on a bottom plate or a wall surface, direct falling of the floor tiles and the wall tiles when the prefabricated plate needs to be disassembled, repeated use and the like.
Description
Technical Field
The invention relates to the technical field of prefabricated slab structures for buildings, in particular to a prefabricated slab with a magnet embedded in the prefabricated slab.
Background
The existing precast slabs are all made of reinforced concrete through a pouring process, and structural members can be pre-embedded in the precast slabs, so that cavities are reserved. Present interior decoration mostly needs to paste dress ceramic tile, wall brick, and the subsides of ceramic tile, wall brick are wasted time and energy very much, if in addition when needs are renovated again, demolish original ceramic tile, wall brick and also waste time and energy very much, can cause the large amount of wastes of ceramic tile, wall brick in addition, also can produce a large amount of building rubbish simultaneously, has both increased the manpower and materials cost of fitment and has caused the waste again and to the pollution of environment. Accordingly, there is a need for improvements in the manner in which existing tiles are used in building finishing.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a prefabricated slab with embedded magnets, which is simple in structure and convenient and fast to construct, only needs to be directly placed on a bottom plate or a wall surface without using cement mortar to paste floor tiles and wall tiles on the prefabricated slab, directly falls down to take the floor tiles and the wall tiles off when the prefabricated slab needs to be disassembled, and can be repeatedly used.
In order to achieve the purpose, the technical scheme of the invention is to provide a prefabricated slab with magnets embedded in the concrete, the prefabricated slab comprises a steel bar mesh embedded in the concrete, a magnet layer is embedded in the surface of the prefabricated slab at a certain thickness, the magnet layer is composed of a plurality of magnet blocks uniformly distributed in a matrix, a magnetic shielding layer is arranged between the magnet layer and the steel bar mesh, and a magnetic shielding material layer is adhered to the surface of one side of the prefabricated slab, which is provided with the magnet layer. The prefabricated slab needs to be matched with floor tiles and wall tiles with steel plates or reinforcing meshes embedded on one surface. The magnetic shielding layer is arranged between the magnet layer and the reinforcing mesh to avoid electromagnetic interference of the magnet blocks to the surrounding environment, and the magnetic shielding material layer is adhered to the surface of one side of the prefabricated slab provided with the magnet layer to prevent other ferromagnetic objects from being attracted by the prefabricated slab or two prefabricated slabs from being attracted together before floor tiles and wall tiles are adhered.
In order to improve the adsorption force of the prefabricated slab on floor tiles and wall tiles and save the using amount of magnet blocks, the technical scheme is preferably that the magnet blocks are neodymium iron boron strong magnets, and the neodymium iron boron strong magnets are cylindrical or rectangular.
In order to ensure that the magnet layer is located the same plane or curved surface, even make a terminal surface of a plurality of magnets all on same face, can not sunken also can not be protruding, in order to fix a plurality of magnets simultaneously, preferred technical scheme still, the magnet piece is inlayed on supporting framework, and supporting framework is for being equipped with the plastic grid or the plastic slab of recess or shrinkage pool. The plastic grid or the plastic plate is adopted to be used for the magnets of the fixed blocks, the cost of the supporting framework can be reduced due to the fact that the plastic grid or the plastic plate can be subjected to injection molding, and the plastic grid or the plastic plate is adopted to serve as the supporting framework and has the advantages of being good in corrosion resistance, light in weight, long in service life, easy to process and manufacture and the like.
In order to ensure that the magnet layers are positioned on the same plane or curved surface, namely one end surface of each of the magnets is positioned on the same surface, the magnets cannot be sunken or raised, and meanwhile, in order to fix the magnets and to ensure that the magnets are suitable for paving floor tiles or wall tiles with different specifications, the preferable technical scheme is that the grooves or the concave holes are distributed in a matrix manner, the distance between the grooves or the concave holes is 20 cm-50 cm, the distance between the magnet blocks in the grooves or the concave holes and the surface of the prefabricated slab is 0.5 cm-2.5 cm, and the area of the surfaces of the magnet blocks is 1 cm-2 cm2The thickness of the magnet block is 1 cm-3 cm. The magnet blocks are distributed under the surface of the prefabricated slab according to different intervals, different end surface sizes and different thicknesses, and the magnet blocks can be suitable for paving floor tiles or wall tiles of different specifications on the surface of the prefabricated slab.
In order to avoid electromagnetic radiation caused by electromagnetic specific magnetic field to surrounding environment, thereby affecting normal use of other bag devices, a further preferred technical scheme is that the magnetic shielding layer is a metal sheet or a dense metal mesh coated between the support framework and the reinforcing mesh, and the periphery of the support framework is also coated with the metal sheet or the metal mesh. The thickness of the metal sheet or the density of the metal mesh can be set according to the magnetic field intensity of the magnet block and the thickness of the prefabricated plate, and the compass can be placed on one side of the prefabricated plate with the shielding layer through experiments, so that the compass cannot deflect due to the fact that the compass is close to the prefabricated plate.
In order to prevent the prefabricated plate from sucking other ferromagnetic substances or sucking the floor tiles or ceramic tiles which are not placed before the floor tiles or ceramic tiles are laid, a further preferable technical scheme is that the magnetic shielding material layer is an aluminum foil adhesive film adhered to the surface of the prefabricated plate. The aluminum foil adhesive film adhered on the surface of the prefabricated plate can be a whole adhesive film, or the aluminum foil adhesive film can be divided into a plurality of pieces or strips, so that one aluminum foil adhesive film can be uncovered when one floor tile or wall tile is adhered, and the uncovered aluminum foil adhesive film can be reused. The thickness of the aluminum foil adhesive film is based on the principle that the prefabricated plate can not suck other ferromagnetic objects before the aluminum foil adhesive film is not removed.
In order to meet different use requirements of different users on the ferromagnetic layer and still meet the requirement that the ferromagnetic layer is arranged on the prefabricated plate on the premise of not increasing the initial in-line cost of the prefabricated plate, the preferred technical scheme is that the magnet layer is an additional connecting layer which is attached to the surface of the prefabricated plate through a fastener or adhesive after the prefabricated plate is manufactured. The magnetic layer is attached to the surface of the preformed plate after molding through a fastener or viscose, so that the magnet layer can be additionally arranged on the surface of the preformed plate under the condition that a user has requirements, and the magnet layers with different areas, different shapes and different positions can be additionally arranged according to the requirements of the user.
In order to make the additional magnet layer have equally, prevent that electromagnetic radiation from disturbing other electronic equipment effects, also in order to make the magnet piece fix on the additional magnet layer for the convenience simultaneously, further preferred technical scheme still, the additional articulamentum is including being used for inlaying the support skeleton of magnet piece, is equipped with the recess or the shrinkage pool that are used for inlaying the magnet piece on the support skeleton, still is equipped with the mounting hole that is used for being connected with the prefabricated plate on the support skeleton, is equipped with the magnetic screen layer in the both sides and the periphery of support skeleton. The supporting framework can be made of plastic plates or plastic grids through injection molding, and the additional connecting layer can be fixed on the prefabricated plate through the mounting holes by expansion bolts.
To ensure that the magnet layers lie on the same plane or curved surface, i.e. so that several magnets are presentOne end face of each iron block is on the same face, and can not be sunken or raised, meanwhile, in order to fix a plurality of magnet blocks and make the magnet blocks suitable for laying floor tiles or wall bricks with different specifications, further, the preferable technical scheme is that the support framework is formed by distributing grooves or concave holes of plastic grids or plastic plates provided with grooves or concave holes in a matrix manner, the distance between the grooves or the concave holes is 20 cm-50 cm, the distance between the magnet blocks in the grooves or the concave holes and the surface of the prefabricated plate is 0.5 cm-2.5 cm, and the area of the surface of each magnet block is 1 cm-2 cm2The thickness of the magnet block is 1 cm-3 cm.
In order to enable the additional magnet layer to have the same effect of preventing electromagnetic radiation from interfering other electronic equipment and simultaneously prevent the prefabricated slab from absorbing other ferromagnetic substances or floor tiles or ceramic tiles which are not placed before floor tiles or ceramic tiles are laid, a further preferable technical scheme is that one surface and the periphery of the magnetic shielding layer are metal sheets or dense metal meshes which are coated between the supporting framework and the reinforcing mesh, and the other surface of the magnetic shielding layer is a bonded aluminum foil film. The thickness of the metal sheet or the density of the metal mesh can be set according to the magnetic field intensity of the magnet block and the thickness of the precast slab, and the compass can be placed on one side of the precast slab provided with the magnetic shielding layer through experiments, namely the compass cannot deflect due to the fact that the compass is close to the precast slab. The aluminum foil adhesive film adhered on the surface of the prefabricated plate can be a whole adhesive film, or the aluminum foil adhesive film can be divided into a plurality of pieces or strips, so that one aluminum foil adhesive film can be uncovered when one floor tile or wall tile is adhered, and the uncovered aluminum foil adhesive film can be reused. The thickness of the aluminum foil adhesive film is based on the principle that the prefabricated plate can not suck other ferromagnetic objects before the aluminum foil adhesive film is not removed.
The prefabricated slab with the embedded magnets has the advantages and beneficial effects that the prefabricated slab with the embedded magnets is simple in structure and convenient and fast to construct, floor tiles and wall tiles are not needed to be pasted on the prefabricated slab by cement mortar, only the floor tiles and the wall tiles are needed to be directly placed on a bottom plate or a wall surface, the floor tiles and the wall tiles are directly taken down when the prefabricated slab is needed to be disassembled, and the prefabricated slab can be repeatedly used. The prefabricated plate is matched with floor tiles or wall tiles with steel plates or reinforcing meshes embedded on the back surface. When in use, the floor tiles or the wall tiles are firmly combined with the surface of the prefabricated plate only by uncovering the surface adhered to the prefabricated plate and then directly placing the floor tiles or the wall tiles on the surface of the prefabricated plate. After all floor tiles or wall tiles are paved, only the abutted seams between the floor tiles or wall tiles are firmly adhered by pointing glue, if the individual parts on the ground or the front surface are raised or sunken, the raised parts are ground by a grinding wheel or the sunken parts are flattened by iron sheets, thus ensuring the flatness of the paving of the floor tiles or wall tiles. The other technical scheme of the invention is that a magnetic layer is attached to the formed precast slab, so that a ferromagnetic layer can be added according to the actual requirements of a user on the basis of not increasing the original manufacturing cost of the precast slab, the size of the area of the ferromagnetic layer, the adding position and the adding shape can be added according to the actual requirements of a use certificate, and the same effect of being pre-embedded in the precast slab can be achieved. The floor tile or wall tile paving method is time-saving and labor-saving, and does not need mortar or sizing materials to pave and paste the floor tile or wall tile. And when the room is refitted again, the floor tiles or the wall tiles can be conveniently taken down for reuse, so that the time and the labor are saved, the waste is not caused, and the construction waste is greatly reduced.
Drawings
FIG. 1 is a schematic structural view of a magnet-embedded prefabricated embodiment 1 according to the present invention;
fig. 2 is a schematic structural diagram of a magnet-embedded prefabricated embodiment 2 of the present invention.
In the figure: 1. prefabricating a slab; 2. a reinforcing mesh; 3. a magnet layer; 4. a magnet block; 5. a magnetic shield layer; 6. a layer of magnetic shielding material; 7. a support framework; 8. a groove; 9. a fastener; 10. an additional connection layer;
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in fig. 1, the invention is a prefabricated slab 1 with embedded magnets, the prefabricated slab 1 comprises a steel bar mesh 2 embedded in concrete, a magnet layer 3 is embedded in a certain thickness from the surface of the prefabricated slab 1, the magnet layer 3 is composed of a plurality of magnet blocks 4 uniformly distributed in a matrix, a magnetic shielding layer 5 is arranged between the magnet layer 3 and the steel bar mesh 2, and a magnetic shielding material layer 6 is adhered to the surface of the prefabricated slab 1 on the side provided with the magnet layer 3. The prefabricated panel 1 is used in cooperation with floor tiles and wall tiles with steel plates or reinforcing meshes embedded in one surface. The magnetic shielding layer is arranged between the magnet layer 3 and the reinforcing mesh 2 in order to avoid electromagnetic interference of the magnet blocks 4 to the surrounding environment, and the magnetic shielding material layer 6 is adhered to the surface of the prefabricated slab 1 on the side provided with the magnet layer 3 in order to prevent other ferromagnetic objects from being attracted to the prefabricated slab 1 or prevent the two prefabricated slabs from being attracted together before floor tiles and wall tiles are adhered.
In order to improve the adsorption force of the prefabricated slab 1 on floor tiles and wall tiles and save the usage amount of the magnet blocks 4, the magnet blocks 4 are neodymium iron boron strong magnets which are cylindrical or rectangular.
In order to ensure that the magnet layers 3 are positioned on the same plane or curved surface, i.e. one end surfaces of the magnets 4 are all positioned on the same surface, and do not sink or protrude, and in order to fix the magnets 4, a preferred embodiment of the present invention is that the magnet blocks 4 are embedded on a supporting framework 7, and the supporting framework 7 is a plastic grid or a plastic plate provided with grooves 8 or concave holes. Adopt plastics net or plastic slab to be used for fixed block magnet 4, because plastics net or plastic slab can injection moulding, can reduce the cost of supporting framework 7 like this, adopt plastics net or plastic slab as supporting framework 7 moreover, have corrosion resistance good, the quality is light, long service life, and characteristics such as easy processing preparation.
In order to ensure that the magnet layers 3 are located on the same plane or curved surface, i.e. one end surface of the magnets 4 is on the same surface, and does not sink or protrude, and in order to fix the magnets 4 and to make them suitable for laying floor tiles or wall tiles of different specifications, a further preferred embodiment of the invention is that the grooves 8 or recesses are distributed in a matrixThe distance between the grooves 8 or the concave holes is 20 cm-50 cm, the distance between the magnet blocks 4 in the grooves 8 or the concave holes and the surface of the prefabricated slab is 0.5 cm-2.5 cm, and the area of the surface of each magnet block 4 is 1 cm-2 cm2The thickness of the magnet block 4 is 1 cm-3 cm. The magnet blocks 4 are distributed under the surface of the prefabricated slab 1 according to different intervals, different end face sizes and different thicknesses, and can be suitable for paving floor tiles or wall tiles of different specifications on the surface of the prefabricated slab 1.
In order to avoid the electromagnetic radiation caused by the magnetic field of the electromagnetic coil 4 to the surrounding environment and thus affect the normal use of other bag devices, a further preferred embodiment of the present invention is that the magnetic shielding layer 5 is a metal thin plate or a dense metal mesh wrapped between the support frame 7 and the mesh reinforcement 2, and the metal thin plate or the metal mesh is wrapped around the support frame 7. The thickness of the metal sheet or the density of the metal mesh can be set according to the magnetic field intensity of the magnet block 4 and the thickness of the precast slab 1, and the compass can be placed on one side of the precast slab 1 provided with the shielding layer 5 through experiments, so that the compass cannot deflect due to being close to the precast slab 1.
In order to prevent the prefabricated panel 1 from catching other ferromagnetic substances before the tiles or tiles are laid or catching tiles or tiles that are not laid, it is a further preferred embodiment of the present invention that the layer of magnetic shielding material 6 is an aluminum foil film adhered to the surface of the prefabricated panel 1. The aluminum foil adhesive film adhered on the surface of the prefabricated panel 1 can be a whole adhesive film, or can be divided into a plurality of pieces or strips, so that one aluminum foil adhesive film can be uncovered when one floor tile or wall tile is adhered, and the uncovered aluminum foil adhesive film can be reused. The thickness of the aluminum foil film is based on the condition that the prefabricated plate 1 can not suck other ferromagnetic objects before the aluminum foil film is not removed.
Example 2
In order to meet the different requirements of different users for the use of the ferromagnetic layer 3, as shown in fig. 2, and still achieve the requirement of providing the ferromagnetic layer 3 on the prefabricated panel 1 without increasing the initial cost of the prefabricated panel 1 in alignment, the preferred embodiment of the present invention further provides that the magnet layer 3 is an additional connecting layer 10 attached to the surface of the prefabricated panel 1 by means of fasteners 9 or adhesive after the prefabricated panel 1 is manufactured. The magnet attaching layer 3 is attached to the surface of the preformed plate 1 after molding through a fastener 9 or viscose, so that the magnet layer can be added on the surface of the preformed plate 1 under the condition that a user needs, and the magnet layers 3 with different areas, different shapes and different positions can be added according to the needs of the user.
In order to make the additional magnet layer 3 have the same effect of preventing electromagnetic radiation from interfering with other electronic devices and also to facilitate fixing the magnet block 4 on the additional magnet layer 10, a further preferred embodiment of the present invention is that the additional connecting layer 10 includes a supporting framework 7 for embedding the magnet block 4, the supporting framework 1 is provided with a groove 8 or a concave hole for embedding the magnet block, the supporting framework 7 is further provided with a mounting hole for connecting with a prefabricated board, and two sides and the periphery of the supporting framework 7 are provided with magnetic shielding layers 5. The supporting frame 7 can be made of plastic plate or plastic grid by injection molding, and the additional connecting layer 10 can be fixed on the prefabricated panel 1 by expansion bolts through the mounting holes.
In order to ensure that the magnet layers 5 are positioned on the same plane or curved surface, namely one end surfaces of a plurality of magnet blocks 4 are positioned on the same surface, the magnet layers do not sink or protrude, and in order to fix the magnet blocks and to ensure that the magnet blocks are suitable for paving floor tiles or wall tiles with different specifications, the support framework 7 is a plastic grid or a plastic plate with grooves 8 or concave holes, the grooves 8 or the concave holes are distributed in a matrix, the distance between the grooves 8 or the concave holes is 20 cm-50 cm, the distance between the grooves 8 or the concave holes and the surface of the prefabricated plate 1 of the magnet blocks 4 in the grooves 8 or the concave holes is 0.5 cm-2.5 cm, and the area of the surface of the magnet blocks 4 is 1-2 cm2The magnet block 44 has a thickness of 1cm to 3 cm.
In order to make the additional magnet layer 3 have the same effect of preventing electromagnetic radiation from interfering with other electronic devices, and also to prevent the prefabricated slab 1 from sucking other ferromagnetic substances before paving floor tiles or ceramic tiles or sucking floor tiles or ceramic tiles which are not laid, a further preferred embodiment of the invention is that one side and the periphery of the magnetic shielding layer 5 are metal sheets or dense metal nets which are wrapped between the supporting framework 7 and the reinforcing mesh 2, and the other side of the magnetic shielding layer 5 is a bonded aluminum foil film. The thickness of the metal sheet or the density of the metal mesh can be set according to the magnetic field intensity of the magnet block 4 and the thickness of the precast slab 1, and the compass can be placed on one side of the precast slab 1 provided with the magnetic shielding layer 5 through experiments, so that the compass cannot deflect due to being close to the precast slab 1. The aluminum foil adhesive film adhered on the surface of the prefabricated panel 1 can be a whole adhesive film, or can be divided into a plurality of pieces or strips, so that one aluminum foil adhesive film can be uncovered when one floor tile or wall tile is adhered, and the uncovered aluminum foil adhesive film can be reused. The thickness of the aluminum foil film is based on the condition that the prefabricated plate 1 can not suck other ferromagnetic objects before the aluminum foil film is not removed.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The prefabricated slab is characterized by comprising a steel bar mesh embedded in concrete, a magnet layer is embedded in the surface of the prefabricated slab at a certain thickness, the magnet layer is composed of a plurality of magnet blocks uniformly distributed in a matrix manner, a magnetic shielding layer is arranged between the magnet layer and the steel bar mesh, and a magnetic shielding material layer is adhered to the surface of one side, provided with the magnet layer, of the prefabricated slab.
2. The precast slab embedded with magnets according to claim 1, wherein the magnet blocks are neodymium iron boron powerful magnets, and the neodymium iron boron powerful magnets are in a cylindrical shape or a rectangular block shape.
3. The precast slab embedded with magnets according to claim 2, wherein the magnet blocks are embedded on a supporting framework, and the supporting framework is a plastic grid or a plastic slab provided with grooves or concave holes.
4. The precast slab embedded with magnets according to claim 3, wherein the grooves or the concave holes are distributed in a matrix, the distance between the grooves or the concave holes is 20cm to 50cm, the distance between the magnet blocks in the grooves or the concave holes and the surface of the precast slab is 0.5cm to 2.5cm, and the area of the surface of the magnet blocks is 1cm to 2cm2The thickness of the magnet block is 1 cm-3 cm.
5. The precast slab embedded with magnets according to claim 4, wherein the magnetic shielding layer is a metal sheet or a dense metal mesh wrapped between the supporting framework and the steel mesh, and the metal sheet or the metal mesh is wrapped around the supporting framework.
6. The precast slab embedded with the magnet according to claim 5, wherein the magnetic shielding material layer is an aluminum foil adhesive film adhered to the surface of the precast slab.
7. The precast slab embedded with the magnet according to claim 1, wherein the magnet layer is an additional connection layer attached to the surface of the precast slab through a fastener or an adhesive after the precast slab is manufactured.
8. The precast slab embedded with magnets according to claim 7, wherein the additional connection layer comprises a support framework for embedding the magnet blocks, the support framework is provided with grooves or concave holes for embedding the magnet blocks, the support framework is further provided with mounting holes for connecting with the precast slab, and two sides and the periphery of the support framework are provided with magnetic shielding layers.
9. The precast slab embedded with magnets according to claim 8, wherein the supporting frame is formed by distributing grooves or concave holes of a plastic grid or a plastic slab with the grooves or the concave holes in a matrix, the distance between the grooves or the concave holes is 20cm to 50cm, the distance between the magnet blocks in the grooves or the concave holes and the surface of the precast slab is 0.5cm to 2.5cm, and the area of the surface of the magnet blocks is 1cm to 2cm2The thickness of the magnet block is 1 cm-3 cm.
10. The precast slab embedded with magnets according to claim 9, wherein one side and the periphery of the magnetic shielding layer are metal sheets or dense metal nets wrapped between the supporting framework and the reinforcing mesh, and the other side of the shielding layer is a bonded aluminum foil film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010994387.2A CN112252580A (en) | 2020-09-21 | 2020-09-21 | Pre-buried prefabricated plate that has magnet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010994387.2A CN112252580A (en) | 2020-09-21 | 2020-09-21 | Pre-buried prefabricated plate that has magnet |
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| CN202440982U (en) * | 2012-02-23 | 2012-09-19 | 成都纳硕科技有限公司 | Heat-insulating flocking wallboard with magnetism |
| CN102737809A (en) * | 2012-07-18 | 2012-10-17 | 山东新华医疗器械股份有限公司 | Magnet for pharmaceutical equipment |
| CN205917980U (en) * | 2016-07-25 | 2017-02-01 | 吉林天圻文化传播有限公司 | Multi -functional magnetic force wallboard |
| CN110446820A (en) * | 2017-03-16 | 2019-11-12 | 吉野石膏株式会社 | Interior trim building materials |
| CN208393897U (en) * | 2018-06-06 | 2019-01-18 | 湖南京湘磁业有限公司 | A kind of packing case for ndfeb magnet |
| JP6388224B1 (en) * | 2018-06-14 | 2018-09-12 | アリキリリフォーム株式会社 | Thermal insulation panel |
| CN108756053A (en) * | 2018-06-22 | 2018-11-06 | 无锡环中科技服务有限公司 | A kind of prefabricated board and preparation method thereof with electro-magnetic screen layer |
| CN108951993A (en) * | 2018-08-03 | 2018-12-07 | 中国十七冶集团有限公司 | A kind of prefabricated panel of assembled-type house |
| CN210263609U (en) * | 2019-06-26 | 2020-04-07 | 河北广大住品科技发展有限公司 | Adsorption type sound insulation wallboard |
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