CN116145919A - Expansion and contraction resistant floor wallboard buckle type and application thereof - Google Patents

Expansion and contraction resistant floor wallboard buckle type and application thereof Download PDF

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Publication number
CN116145919A
CN116145919A CN202310289418.8A CN202310289418A CN116145919A CN 116145919 A CN116145919 A CN 116145919A CN 202310289418 A CN202310289418 A CN 202310289418A CN 116145919 A CN116145919 A CN 116145919A
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CN
China
Prior art keywords
flange
floor
expansion
side wall
wallboard
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Pending
Application number
CN202310289418.8A
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Chinese (zh)
Inventor
黎国平
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Jiangsu Langyue New Materials Technology Co Ltd
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Jiangsu Langyue New Materials Technology Co Ltd
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Priority to CN202310289418.8A priority Critical patent/CN116145919A/en
Publication of CN116145919A publication Critical patent/CN116145919A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/02038—Flooring or floor layers composed of a number of similar elements characterised by tongue and groove connections between neighbouring flooring elements
    • 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
    • E04F13/0875—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 having a basic insulating layer and at least one covering layer
    • 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
    • E04F13/0889—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 characterised by the joints between neighbouring elements, e.g. with joint fillings or with tongue and groove connections
    • E04F13/0894—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 characterised by the joints between neighbouring elements, e.g. with joint fillings or with tongue and groove connections with tongue and groove connections
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E04F15/181—Insulating layers integrally formed with the flooring or the flooring elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E04F15/20—Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2201/00—Joining sheets or plates or panels
    • E04F2201/01—Joining sheets, plates or panels with edges in abutting relationship
    • E04F2201/0153—Joining sheets, plates or panels with edges in abutting relationship by rotating the sheets, plates or panels around an axis which is parallel to the abutting edges, possibly combined with a sliding movement
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2201/00—Joining sheets or plates or panels
    • E04F2201/02—Non-undercut connections, e.g. tongue and groove connections
    • E04F2201/027—Non-undercut connections, e.g. tongue and groove connections connected by tongues and grooves, the centerline of the connection being inclined to the top surface

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Floor Finish (AREA)

Abstract

The application relates to the field of floor wallboards, and particularly discloses an expansion and contraction resistant floor wallboard buckle type and application thereof. The expansion and contraction resistant floor wallboard buckle comprises a first connecting part and a second connecting part, wherein the first connecting part comprises a first flange and a second flange, and a first connecting groove is formed between the first flange and the second flange; the second connecting portion comprises a connecting convex tooth matched with the first connecting groove, a first expansion gap is formed between the connecting convex tooth and the inner side wall of the first connecting groove, a second concave surface is formed on the second connecting portion and located on one side, close to the second flange, of the connecting convex tooth, a second connecting groove matched with the second flange is formed between the connecting convex tooth and the second concave surface, and a second expansion gap is formed between the second flange and the inner side wall of the second connecting groove. The expansion and contraction resistant floor wallboard buckle type can be applied to floors or wallboards. The application has the effect of reducing the occurrence of warpage or cracking between adjacent floor panels.

Description

Expansion and contraction resistant floor wallboard buckle type and application thereof
Technical Field
The present application relates to the field of floor panels, and more particularly, to an expansion and contraction resistant floor panel buckle and application thereof.
Background
Floors or wall panels are common building materials, often made of solid wood, fiberboard or wood plywood, used to lay decorative floors or walls to give the building interior better comfort and aesthetics, etc.
The common floor or wall board has connecting parts at two opposite edges, and at least two floor or wall boards can be mutually buckled and combined together through the connecting parts. The connection generally comprises a tongue and a groove, the tongue of one floor or wall panel being inserted into the groove of the other floor or wall panel to effect the snap-fit of the two floors or wall panels to each other.
However, after the common floor or wallboard is installed, the floor or wallboard is easy to expand or shrink due to the influences of temperature, humidity and the like, so that the tongue and the groove are deformed, and the connection part between two floors is tilted or cracked, which influences the aesthetic property and normal use of the floor or wallboard, so that the improvement is needed.
Disclosure of Invention
In order to reduce the occurrence of tilting or cracking of the connecting part, the application provides an expansion and contraction resistant floor wallboard buckle type and application thereof.
In a first aspect, the present application provides an expansion and contraction resistant floor board fastening, which adopts the following technical scheme:
the floor wallboard buckle type capable of resisting expansion and contraction comprises a first connecting part or a second connecting part which are respectively arranged at two opposite side edges of a floor or a wallboard, wherein the first connecting part of any floor or wallboard is buckled with the second connecting part of the other floor or wallboard, the first connecting part comprises a first flange and a second flange, and a first connecting groove is formed between the first flange and the second flange; the second connecting portion comprises a connecting convex tooth matched with the first connecting groove, a first expansion gap exists between the connecting convex tooth and the inner side wall of the first connecting groove, a second concave surface is formed on one side, close to the second flange, of the connecting convex tooth, a second connecting groove matched with the second flange is formed between the connecting convex tooth and the second concave surface, and a second expansion gap is formed between the second flange and the inner side wall of the second connecting groove.
By adopting the technical scheme, when the floor or the wallboard is laid, the connecting convex teeth are positioned in the first connecting grooves, the second flanges are positioned in the second connecting grooves, namely, when the floor or the wallboard is observed from the surface direction, the connecting convex teeth are overlapped with the second flanges, and when the floor or the wallboard is contracted, the possibility that cracks appear between adjacent floors or wallboards to influence the laying effect and the aesthetic property is reduced due to the overlapping of the connecting convex teeth and the second flanges;
when the floor or the wallboard expands, the connecting convex teeth expand and squeeze into the first expansion gaps, the second flange expands and squeezes into the second expansion gaps, and the first expansion gaps and the second expansion gaps reduce the deformation degree of the adjacent floor or wallboard caused by mutual extrusion when the floor or the wallboard expands, so that the aesthetic property and the use effect of the floor or the wallboard are improved.
Preferably, the inner diameter dimension of the first expansion gap or the second expansion gap in the horizontal direction is 0.2-0.3mm.
Preferably, a first concave surface is formed between the first flange and the second flange and in the side wall of the first connecting groove, a clamping block is arranged at one end, away from the first concave surface, of the second flange, and a buckling part matched with the clamping block is arranged on the connecting convex tooth.
By adopting the technical scheme, when the floor or the wallboard is contracted, the connecting convex teeth are contracted, the buckling part extrudes the clamping block, and the clamping block is driven to incline towards the second concave surface direction; when the fixture block makes adjacent floor or wallboard shrink, the connection convex tooth exists the overlap portion all the time with the second flange, has reduced the crack appears between the adjacent floor or wallboard and influences the possibility of laying effect and aesthetic property.
Preferably, the included angle between the side wall surface of the clamping block facing the first concave surface and the plane perpendicular to the surface of the floor or the wallboard is 0-70 degrees.
By adopting the technical scheme, the abutting surface between the clamping block and the buckling part is an inclined surface, so that the possibility of extrusion deformation of the buckling part when the buckling part extrudes the clamping block is reduced.
Preferably, a shrinkage groove is formed between the side wall surface of the second flange facing the second concave surface and the side wall surface of the clamping block facing the second concave surface.
Through adopting above-mentioned technical scheme, when buckling back portion extrusion fixture block, the fixture block takes place the slope, and then extrudees the shrink groove, makes shrink groove internal diameter size reduce, and the shrink groove has provided certain deformation space for the fixture block, has reduced the fixture block when being extruded the slope, takes place the possibility of extrusion deformation between fixture block and the second flange.
Preferably, the connection between the first concave surface and the side wall surface of the first flange facing the second flange is in a circular arc shape with a radius of 0.1-3mm in a vertical section; an inclined plane I is arranged between the side wall surface of the connecting convex tooth far away from the second flange and the side wall surface of the connecting convex tooth facing the first concave surface, and the included angle between the inclined plane I and the surface of the floor or the wallboard on the vertical section is 0-70 degrees; and a second inclined plane matched with the first inclined plane is arranged on the side wall surface, close to the second inclined plane, of the first flange.
By adopting the technical scheme, when the floor or the wallboard is expanded, the connecting convex teeth are easier to expand and squeeze into the first expansion gaps, so that the possibility of deformation caused by collision between the connecting convex teeth and the first flange is reduced; the arc of the junction between first concave surface and the first flange has reduced the connection dogtooth and has extruded the first inflation space and jack-up first flange back, takes place the probability of deformation fracture between first flange and the first concave surface.
Preferably, a first concave surface is formed between the first flange and the second flange and positioned in the side wall of the first connecting groove; the second flange is provided with a step part, one end, close to the first concave surface, of the connecting convex tooth extends to a position between the step part and the first flange, and an included angle of 30-90 degrees exists between the side wall surface, facing the second flange, of the connecting convex tooth and a plane perpendicular to the surface of the floor or the wallboard; and the connecting convex teeth face to the connecting part between the side wall surface of the second flange and the second concave surface, and are arc-shaped with the radius of 0.1-5mm on the vertical section.
By adopting the technical scheme, the step part provides a mountain for connecting the convex teeth, so that the matched installation of two adjacent floors or wallboards is facilitated; the connecting convex teeth extend to the space between the step part and the first flange, even if the notch of the second connecting groove is positioned between the step part and the first flange, when the floor or the wallboard expands, the connecting convex teeth are easier to squeeze into the first expansion gap, the second flange and the step part are easier to squeeze into the second expansion gap, and meanwhile, the arc between the connecting convex teeth and the second concave surface is connected, so that the possibility of deformation and fracture of the connecting convex teeth and the second concave surface is reduced.
Preferably, an included angle of 0-45 degrees exists between the side wall surface of the connecting convex tooth facing the first concave surface and a plane perpendicular to the surface of the floor or the wallboard, an inclined plane III is arranged between the side wall surface of the connecting convex tooth far away from the second flange, an included angle of 0-70 degrees exists between the inclined plane III and the surface of the floor or the wallboard, and an inclined plane IV matched with the inclined plane three-phase is arranged on the first flange.
Through adopting above-mentioned technical scheme, make the one end that connects the dogtooth to be close to first concave surface present certain sharp angle, make the more easy inflation of connection dogtooth squeeze into in the first inflation space, reduced and occurred the collision between connection dogtooth and the first flange and lead to the possibility of deformation.
In a second aspect, the present application provides a floor or wallboard using the expansion and contraction resistant floor wallboard buckle type floor or wallboard, which adopts the following technical scheme:
the floor or the wallboard comprises a plate layer and an elastic layer, wherein the plate layer is adhered to the elastic layer, the elastic layer is far away from the side wall surface of the plate layer, and is coated with an adhesive, and the elastic layer is adhered to the ground or the wall surface.
By adopting the technical scheme, the possibility of deformation or crack at the joint caused by expansion or contraction between adjacent floors or wallboards is reduced, the elastic layer provides certain vibration and noise reduction for the floors or wallboards, and the use effect and comfort level are improved; the elastic plate is glued with the ground or the wall surface, so that the floor or the wall plate is convenient to assemble and use.
Preferably, the elastic layer is made of one material selected from the group consisting of IXPE, XPE, EVA, cork.
Preferably, the elastic layer has a density of 60kg/m 3 -650 kg/m 3 。
Through adopting above-mentioned technical scheme, the elastic layer can provide the shock attenuation of preferred, noise reduction effect.
Preferably, the elastic layer and the plate layer are glued by one of polyurethane glue, aqueous polyurethane glue, epoxy glue, EVA glue and acrylic acid glue.
Preferably, the adhesive is a butyl rubber adhesive.
Preferably, the coating weight of the adhesive is 20g/m 2 -300g/m 2 。
By adopting the technical scheme, the elastic layer and the plate layer are conveniently and firmly paved on the ground or the wall surface.
In summary, the present application has the following beneficial effects:
1. in the application, the first expansion gap is connected with the convex teeth to provide a certain deformation space, the second expansion gap provides a certain deformation space for the second flange, so that when the floor or the wallboard is expanded, the connection convex teeth expand and squeeze into the first expansion gap, the second flange expands and squeezes into the second expansion gap, the degree of deformation caused by mutual squeezing between adjacent floors or wallboards is reduced, and the attractiveness and the use effect of the floor or the wallboard are improved;
2. in the application, when the floor or the wallboard is contracted, the overlapping part of the connecting convex teeth and the second flange reduces the possibility that cracks appear between adjacent floors or wallboards to influence the paving effect and the attractiveness;
3. the floor or the wallboard has the characteristics of expansion and contraction resistance, stable paving and installation and difficult deformation; the elastic layer provides certain damping and noise reduction effects for the floor or the wallboard, so that the use effect and the comfort level are improved; the elastic plate is glued with the ground or the wall surface, so that the floor or the wall plate is convenient to assemble and use.
Drawings
FIG. 1 is a schematic vertical cross-sectional view of a floor panel for exhibiting resistance to expansion and contraction in example 1 of the present application;
fig. 2 is a schematic vertical cross-sectional view of a buckle type wallboard of the floor wallboard used for exhibiting expansion and contraction resistance in example 2 of the present application.
Reference numerals illustrate:
1. a ply layer; 2. an elastic layer; 3. a first connection portion; 31. a first flange; 311. a second inclined plane; 312. a slope IV; 313. an inclined plane V; 32. a second flange; 321. a clamping block; 322. a shrink tank; 323. a step portion; 33. a first concave surface; 34. a first connection groove; 4. a second connecting portion; 41. connecting convex teeth; 411. an inclined plane I; 412. a buckling part; 413. an inclined plane III; 42. a second concave surface; 43. a second connecting groove; 5. a first expansion void; 6. and a second expansion void.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples.
Examples
Example 1
Referring to fig. 1, a buckle type of a floor panel resistant to expansion and contraction includes a first connecting portion 3 and a second connecting portion 4 respectively provided on both side walls facing away from each other in a longitudinal direction of the floor panel.
Referring to fig. 1, the first connection part 3 includes a first flange 31 and a second flange 32 provided on the floor, a first concave surface 33 is provided between the first flange 31 and the second flange 32, and a first connection groove 34 is formed between the first flange 31, the first concave surface 33, and the second flange 32. The second connecting portion 4 includes a connecting tooth 41 disposed on the floor and matched with the first connecting groove 34, a second concave surface 42 is disposed on the floor and located on a side of the connecting tooth 41 near the second flange 32, and a second connecting groove 43 matched with the second flange 32 is formed between the connecting tooth 41 and the second concave surface 42.
Referring to fig. 1, in a vertical section, the length dimension of the second flange 32 is greater than the length dimension of the first flange 31; after the floor is laid, the connection teeth 41 are inserted into the first connection grooves 34, the second flanges 32 are inserted into the second connection grooves 43, and the connection teeth 41 and the second flanges 32 have overlapping portions.
Referring to fig. 1, there is a first expansion gap 5 between the side wall surface of the connection lobe 41 facing the first concave surface 33 and the first concave surface 33, and when the floor is expanded, the connection lobe 41 expands and squeezes into the first expansion gap 5, and the inner diameter size of the first expansion gap 5 in the floor length direction may be 0.2-3mm, and in this embodiment, the inner diameter size of the first expansion gap 5 in the horizontal direction is 2mm. An inclined plane 411 is disposed between the upper surface of the connection lobe 41 and the side wall surface of the connection lobe 41 facing the first concave surface 33, and an included angle E1 exists between the inclined plane 411 and a plane horizontal to the surface of the ply, and the included angle E1 may be 0-70 °, in this embodiment, E1 is 30 °. One end of the first flange 31 near the connecting convex tooth 41 is provided with a second inclined surface 311 matched with the first inclined surface 411. When the floor expands, the first inclined surface 411 makes the connecting convex teeth 41 present a certain entering angle, so that the possibility of collision between the connecting convex teeth 41 and the first flange 31 when the connecting convex teeth 41 expand and squeeze into the first connecting groove 34 is reduced.
Referring to fig. 1, when the connection protrusion 41 expands and is pushed into the first connection groove 34, the connection protrusion 41 pushes up one end of the first flange 31. A fifth inclined surface 313 is provided between the upper surface of the first flange 31 and the side wall of the first flange 31 facing the first inclined surface 411, and in this embodiment, the angle between the fifth inclined surface 313 and the plane horizontal to the surface of the ply is 30 °. The fifth inclined surface 313 reduces the possibility that the first flange 31 protrudes from the upper surface of the floor when the first flange 31 is lifted by the connecting convex teeth 41, thereby ensuring the surface flatness of the floor and further being beneficial to ensuring the aesthetic property of the floor. In vertical cross section, the junction between the side wall surface of the first flange 31 facing the second flange 32 and the first concave surface 33 is in the shape of a circular arc, which may be 0.1-3mm in radius, and in this embodiment, 0.5mm in radius. The circular arc-shaped connection reduces the possibility of breakage between the first flange 31 and the first concave surface 33 when being jacked up, and ensures the service effect and service life of the floor.
Referring to fig. 1, there is a second expansion gap 6 between the side wall surface of the second flange 32 facing the second concave surface 42 and the second concave surface 42, and when the floor is expanded, the second flange 32 is pressed into the second expansion gap 6, and the inner diameter dimension of the second expansion gap 6 in the length direction of the floor may be 0.2-3mm, and in this embodiment, the inner diameter dimension of the second expansion gap 6 in the length direction of the floor is 2mm.
Referring to fig. 1, a latch 321 is disposed at an end of the second flange 32 away from the first concave surface 33, a latch portion 412 matched with the latch 321 is disposed on the connection tooth 41, the latch 321 abuts against the latch portion 412, and an included angle between a side wall surface of the latch 321 abutting against the latch portion 412 and a plane perpendicular to the floor surface may be 0-70 °, in this embodiment, the included angle is 10 °. When the connection convex tooth 41 and the second flange 32 shrink, the connection convex tooth 41 and the clamping block 321 collide and squeeze, so that the clamping block 321 inclines towards the second concave surface 42. A shrinkage groove 322 is formed between a side wall surface of the clamping block 321 facing the second concave surface 42 and a side wall surface of the second flange 32 facing the second concave surface 42, the shrinkage groove 322 may be a V-shaped groove or an arc-shaped groove, and in this embodiment, the shrinkage groove 322 is a V-shaped groove. The shrinkage groove 322 reduces the possibility that the latch 321 is deformed by pressing with the second flange 32 when being pressed and inclined by the connection teeth 41. The provision of the clip 321 ensures that there is always an overlap between the connection lobe 41 and the second flange 32, reducing the likelihood of cracking between adjacent floors when the floors are contracted.
The implementation principle of the expansion and contraction resistant floor wallboard buckle type of the embodiment is as follows:
the connecting convex teeth 41 of one floor are inserted into the first connecting grooves 34 of the other floor, and the second flange 32 of one floor is inserted into the second connecting grooves 43 of the other floor;
when the floor board expands, the connecting convex teeth 41 expand and squeeze into the first expansion gap 5, the first inclined surface 411 is abutted with the second inclined surface 311 to jack up the first flange 31, and the fifth inclined surface 313 reduces the possibility that the first flange 31 protrudes out of the upper surface of the floor board; while the second flange 32 expands and squeezes into the second expansion void 6;
when the floor board is contracted, the connection teeth 41 and the second flange 32 are contracted, so that the snap-back portion 412 presses the latch 321, the latch 321 is inclined toward the second connection groove 43, the inner side walls of the contraction groove 322 are close to each other, and the inner diameter size is reduced.
Example 2
Referring to fig. 2, this embodiment is different from embodiment 1 in that this embodiment discloses a floor panel buckle type of expansion and contraction resistance, including a first connecting portion 3 and a second connecting portion 4 respectively provided on both side walls facing away in the width direction of the panel.
Referring to fig. 2, the first connection part 3 includes a first flange 31 and a second flange 32 provided on the wall panel, a first concave surface 33 is formed between the first flange 31 and the second flange 32, and a first connection groove 34 is formed between the first flange 31, the first concave surface 33, and the second flange 32; a step 323 is provided on the second flange 32 in the sidewall of the first coupling groove 34. The second connecting portion 4 includes a connecting tooth 41 disposed on the wall board and matched with the first connecting groove 34, a second concave surface 42 is disposed on the wall board and located on a side of the connecting tooth 41 near the second flange 32, and a second connecting groove 43 matched with the second flange 32 is formed between the connecting tooth 41 and the second concave surface 42.
Referring to fig. 2, in a vertical section, the second flange 32 has a longer dimension than the first flange 31; after the floor is laid, the end of the connection tooth 41 near the first concave surface 33 is located between the step 323 and the first flange 31, and the step 323 provides a mounting back for the connection tooth 41.
Referring to fig. 2, there is a first expansion gap 5 between the connection lobe 41 and the first concave surface 33, and when the wallboard expands, the connection lobe 41 expands and squeezes into the first expansion gap 5, and the inner diameter size of the first expansion gap 5 in the width direction of the wallboard may be 0.2-3mm, and in this embodiment, the inner diameter size of the first expansion gap 5 in the width direction of the wallboard is 3mm. The angle between the side wall surface of the connection lobe 41 facing the first concave surface 33 and the plane perpendicular to the wall panel surface is e1, the angle between the side wall surface of the connection lobe 41 facing the second flange 32 and the plane perpendicular to the wall panel surface is e3, e1 may be 0-45 °, e3 may be 30-90 °, and in this embodiment e1 is 13 °, e3 is 80 °. e1, e3 make the entry angle of the connection teeth 41 into the first expansion gap 5 acute, so that the connection teeth 41 are more easily expanded into the first expansion gap 5.
Referring to fig. 2, a third inclined surface 413 is provided between the side wall surface of the connection lobe 41 away from the second flange 32 and the side wall surface of the connection lobe 41 toward the first concave surface 33, and an included angle e2 exists between the third inclined surface 413 and a plane parallel to the wallboard surface, e2 may be 0-70 °, and in this embodiment, e2 is 30 °. The first flange 31 is provided with a fourth inclined surface 312 which is matched with the third inclined surface 413. When the connection convex tooth 41 expands and squeezes into the first expansion gap 5, the third inclined surface 413 is abutted against the fourth inclined surface 312, so that the possibility of extrusion deformation caused by collision between the connection convex tooth 41 and the first flange 31 is reduced. The expansion of the connection teeth 41 pushes up the first flange 31 away from the second flange 32, and a slope five 313 is provided between the side wall surface of the first flange 31 away from the second flange 32 and the side wall surface of the first flange 31 facing the slope three 413, in this embodiment, the included angle between the slope five 313 and the plane parallel to the wallboard surface is 30 °, and the slope five 313 reduces the possibility that the first flange 31 protrudes from the wallboard surface when the first flange 31 is pushed up by the connection teeth 41.
Referring to fig. 2, there is a second expansion gap 6 between the side wall surface of the second flange 32 facing the second concave surface 42 and the second concave surface 42, and when the wall plate expands, the second flange 32 and the step 323 expand to squeeze into the second expansion gap 6, and the inner diameter size of the second expansion gap 6 in the width direction of the wall plate may be 0.2-3mm, and in this embodiment, the inner diameter size of the second expansion gap 6 in the width direction of the wall plate is 1.5mm. The step 323 is expanded to jack up the connection tooth 41 in a direction away from the second flange 32, and in the vertical direction, the connection part between the side wall surface of the connection tooth 41 facing the second flange 32 and the second concave surface 42 is in a circular arc shape, the radius of the circular arc may be 0.1-5mm, and the circular arc connection part is favorable for reducing the possibility of fracture between the connection tooth 41 and the second concave surface 42, and in the embodiment, the radius of the circular arc at the connection part is 0.2mm.
The implementation principle of the expansion and contraction resistant floor wallboard buckle type of the embodiment is as follows:
the step 323 of one wallboard provides a mounting backing for the connection convex tooth 41 of the other wallboard between two adjacent wallboards during laying; when the wallboard expands, the connecting convex teeth 41 expand and squeeze into the first expansion gap 5, the third inclined surface 413 is abutted with the fourth inclined surface 312 to jack up the first flange 31, and the fifth inclined surface 313 reduces the possibility that the first flange 31 protrudes out of the upper surface of the wallboard; while the second flange 32 and the step 323 expand and squeeze into the second expansion gap 6.
Example 3
Referring to fig. 1, a floor panel buckle type flooring to which the expansion and contraction resistant flooring panel of example 1 is applied,including sheet layer 1 and elastic layer 2, sheet layer 1 is solid wood board, and elastic layer 2 is IXPE foaming cotton, glues mutually through waterborne polyurethane glue between sheet layer 1 and the elastic layer 2, and elastic layer 2 keeps away from coating on sheet layer 1's the lateral wall and has butyl rubber gluing agent, and the coating amount is 200g/m 2 The elastic layer 2 is glued to the ground to lay the slab 1 horizontally on the ground.
The principle of implementation of the floor panel buckle type floor panel with expansion and contraction resistance in the embodiment 1 is as follows: the lower surface of the plate layer 1 is glued with the elastic layer 2 through aqueous polyurethane glue, the lower surface of the elastic layer 2 is coated with butyl rubber glue and glued with the ground, so that the plate layer 1 is paved on the ground, and two adjacent plate layers 1 are buckled and clamped through expansion and contraction floor wallboards during paving.
Example 4
Referring to FIG. 2, the difference between the present embodiment and embodiment 3 is that the present embodiment discloses a wallboard using the expansion and contraction resistant floor wallboard of embodiment 2, comprising a board layer 1 and an elastic layer 2, wherein the board layer 1 is made of wood plywood, the elastic layer 2 is made of cork board, the board layer 1 and the elastic layer 2 are adhered by acrylic rubber, the side wall of the elastic layer 2 far from the board layer 1 is coated with butyl rubber adhesive, and the coating amount is 20g/m 2 The elastic layer 2 is glued to the wall surface so as to vertically lay the slab layer 1 on the wall surface.
The principle of implementation of the wallboard of this embodiment, to which the expansion and contraction resistant floor wallboard fastener of embodiment 2 is applied, is as follows: the lower surface of the plate layer 1 is glued with the elastic layer 2 through acrylic acid glue, the lower surface of the elastic layer 2 is coated with butyl rubber glue and glued with the wall surface, so that the plate layer 1 is paved on the wall surface, and two adjacent plate layers 1 are buckled and clamped through an expansion and contraction resistant floor wallboard.
The present embodiment is merely illustrative of the present application and is not intended to be limiting, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without creative contribution as required, but is protected by patent laws within the scope of the claims of the present application.

Claims (10)

1. The utility model provides an anti expansion shrink's floor wallboard knot type, includes first connecting portion (3) or second connecting portion (4) that set up respectively at the both sides limit that face away from of floor or wallboard, arbitrary floor or wallboard first connecting portion (3) with another floor or wallboard second connecting portion (4) looks lock, its characterized in that: the first connecting part (3) comprises a first flange (31) and a second flange (32), and a first connecting groove (34) is formed between the first flange (31) and the second flange (32); the second connecting portion (4) comprises connecting convex teeth (41) matched with the first connecting groove (34), a first expansion gap (5) is formed between the connecting convex teeth (41) and the inner side wall of the first connecting groove (34), a second concave surface (42) is formed on one side, close to the second flange (32), of the connecting convex teeth (41), a second connecting groove (43) matched with the second flange (32) is formed between the connecting convex teeth (41) and the second concave surface (42), and a second expansion gap (6) is formed between the second flange (32) and the inner side wall of the second connecting groove (43).
2. The expansion and contraction resistant floor panel fastening of claim 1, wherein: the inner diameter dimension of the first expansion gap (5) or the second expansion gap (6) in the horizontal direction is 0.2-0.3mm.
3. The expansion and contraction resistant floor panel fastening of claim 1, wherein: first flange (31) with between second flange (32), and be located be formed with first concave surface (33) in the lateral wall of first spread groove (34), second flange (32) keep away from one end of first concave surface (33) is provided with fixture block (321), be provided with on the connection dogtooth (41) with fixture block (321) matched with detain back portion (412).
4. The expansion and contraction resistant floor panel fastening of claim 3, wherein: the included angle between the side wall surface of the clamping block (321) facing the first concave surface (33) and the plane perpendicular to the surface of the floor or the wallboard is 0-70 degrees.
5. The expansion and contraction resistant floor panel fastening of claim 3, wherein: a contraction groove (322) is formed between the side wall surface of the second flange (32) facing the second concave surface (42) and the side wall surface of the clamping block (321) facing the second concave surface (42).
6. The expansion and contraction resistant floor panel fastening of claim 3, wherein: the connection between the first concave surface (33) and the side wall surface of the first flange (31) facing the second flange (32) is in the shape of a circular arc with the radius of 0.1-3mm on the vertical section; an inclined plane I (411) is arranged between the side wall surface of the connecting convex tooth (41) far away from the second flange (32) and the side wall surface of the connecting convex tooth (41) facing the first concave surface (33), and the included angle between the inclined plane I (411) and the surface of the floor or the wallboard on the vertical section is 0-70 degrees; and a second inclined plane (311) matched with the first inclined plane (411) is arranged on the side wall surface of the first flange (31) close to the second flange (32).
7. The expansion and contraction resistant floor panel fastening of claim 1, wherein: a first concave surface (33) is formed between the first flange (31) and the second flange (32) and positioned in the side wall of the first connecting groove (34); the second flange (32) is provided with a step part (323), one end, close to the first concave surface (33), of the connecting convex tooth (41) extends to a position between the step part (323) and the first flange (31), an included angle of 30-90 degrees exists between the side wall surface of the connecting convex tooth (41) facing the second flange (32) and a plane perpendicular to the surface of a floor or a wallboard, and the connecting convex tooth (41) faces the connecting position between the side wall surface of the second flange (32) and the second concave surface (42), and is in a circular arc shape with a radius of 0.1-5mm on a vertical section.
8. The expansion and contraction resistant floor panel fastening of claim 7, wherein: an included angle of 0-45 degrees exists between the side wall surface of the connecting convex tooth (41) facing the first concave surface (33) and a plane perpendicular to the surface of the floor or the wallboard, an inclined plane III (413) is arranged between the side wall surface of the connecting convex tooth (41) far away from the second flange (32), an included angle of 0-70 degrees exists between the inclined plane III (413) and the surface of the floor or the wallboard, and an inclined plane IV (312) matched with the inclined plane III (413) is arranged on the first flange (31).
9. A floor or wall panel incorporating the expansion and contraction resistant floor wall panel clasp of any one of claims 1 to 8, characterized in that: the novel floor comprises a plate layer and an elastic layer, wherein the plate layer is adhered to the elastic layer, the elastic layer is far away from the side wall surface of the plate layer, an adhesive is coated on the side wall surface of the elastic layer, and the elastic layer is adhered to the ground or the wall surface.
10. -floor or wall panel according to claim 9, characterized in that: the elastic layer is made of one material of IXPE, XPE, EVA and cork.
CN202310289418.8A 2023-03-23 2023-03-23 Expansion and contraction resistant floor wallboard buckle type and application thereof Pending CN116145919A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310289418.8A CN116145919A (en) 2023-03-23 2023-03-23 Expansion and contraction resistant floor wallboard buckle type and application thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310289418.8A CN116145919A (en) 2023-03-23 2023-03-23 Expansion and contraction resistant floor wallboard buckle type and application thereof

Publications (1)

Publication Number Publication Date
CN116145919A true CN116145919A (en) 2023-05-23

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Family Applications (1)

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CN202310289418.8A Pending CN116145919A (en) 2023-03-23 2023-03-23 Expansion and contraction resistant floor wallboard buckle type and application thereof

Country Status (1)

Country Link
CN (1) CN116145919A (en)

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