CN213449315U

CN213449315U - Bending-resistant anti-deformation composite wood floor

Info

Publication number: CN213449315U
Application number: CN202022274409.6U
Authority: CN
Inventors: 卢诚
Original assignee: Zhejiang Jesonwood Co ltd
Current assignee: Zhejiang Jesonwood Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-15
Anticipated expiration: 2030-10-13

Abstract

The utility model relates to the field of wood floors and discloses a bending-resistant and deformation-resistant composite wood floor which comprises a surface layer, a buffer layer, a core layer and a moisture-proof layer, wherein the surface layer, the buffer layer, the core layer and the moisture-proof layer are sequentially arranged from top to bottom, the upper surface and the lower surface of the core layer are both provided with nut grooves, and a plurality of mutually vertical screw grooves I and II are arranged in the screw rod groove I, the screw rod groove I is mutually communicated with the screw cap groove, a screw cap is arranged in the screw cap groove I, a screw rod is arranged in the screw rod groove I, the upper end and the lower end of the screw rod are connected with the screw cap, and the middle of the screw rod is provided with a screw rod hole, the screw rod groove II is internally provided with a bolt, the bolt penetrates through the screw rod hole, the screw rod and the bolt which are perpendicular to each other are arranged inside the core layer, the longitudinal and transverse bending strength of the wood floor is enhanced, and the practicability of the bending-resistant and deformation-resistant composite wood floor is enhanced.

Description

Bending-resistant anti-deformation composite wood floor

Technical Field

The utility model relates to a timber apron field specifically is a bending resistance shape composite wood floor of preapring for an unfavorable turn of events.

Background

The composite floor is formed by alternately laminating plates of different tree species, overcomes the defects of wet expansion and dry shrinkage of the solid wood floor to a certain extent, has small dry shrinkage and wet expansion rate and better dimensional stability, and keeps the natural wood grains and comfortable foot feel of the solid floor. The composite floor has the advantages of both the stability of the laminate floor and the aesthetic property of the solid wood floor, and environmental protection, and is an ideal material for ground decoration of bedrooms, living rooms, study rooms and the like.

The composite floor is a ground decorative material formed by drying and processing wood; however, the existing composite floor has the following defects: the thickness of the surface layer is generally 3mm to 4mm, the usage amount of hardwood is large, and the cost is high; the existing composite floor is usually formed by primary assembly, the longitudinal bending strength of the composite floor is not high, and the composite floor is easy to bend, deform and even crack under the conditions of long-time damp and heat or strong external force, so that the use of the composite floor is affected.

After being inquired: a double-structure three-layer solid wood composite floor (publication No. CN210459872U) is proposed, which comprises a surface layer, a buffer layer, a first balance layer, a core layer, a second balance layer and a bottom layer; the core layer is provided with a plurality of saw-path grooves which penetrate along the width direction of the core layer, the buffer layer, the first balance layer, the core layer and the second balance layer are sequentially assembled from top to bottom to form a four-layer composite board through hot pressing, and the surface layer, the four-layer composite board and the bottom layer are sequentially assembled from top to bottom through hot pressing to form the three-layer solid wood composite floor with the composite structure; the utility model discloses a beneficial effect does: the saw path groove provides a telescopic space for the expansion of the solid wood composite floor, and avoids the stress generated inside the solid wood composite floor, thereby preventing the deformation or the cracking of the solid wood composite floor; through two times of group's embryo, increased this duplex structure three-layer solid wood composite floor's vertical bending strength, guaranteed that it can not warp or fracture in the condition of long-time weing or being heated, guaranteed the stability of structure, nevertheless it is under strong external force effect, its vertical and horizontal bending strength is lower.

Therefore, a new bending-resistant and deformation-resistant composite wood floor is provided to solve the problem that the longitudinal and transverse bending strength of the wood floor is low under the action of strong external force.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bending resistance shape composite wood floor of preapring for an unfavorable turn of events through inside screw rod and the bolt that sets up mutually perpendicular in the sandwich layer, has strengthened the vertical and horizontal anti-bending strength of timber apron, has promoted the bending resistance and has preapred for an unfavorable turn of events shape composite wood floor's practicality.

(II) technical scheme

For the purpose that realizes above-mentioned messenger's even atress of resistance to compression board and do not produce the deformation, the utility model provides a following technical scheme: the utility model provides a compound timber apron of bending resistance shape of preapring for an unfavorable turn of events, which comprises a surface layer, the buffer layer, sandwich layer and dampproof course, the surface layer, the buffer layer, sandwich layer and dampproof course top-down set gradually, nut groove has all been seted up to the upper surface and the lower surface of sandwich layer, and its inside screw rod groove one and screw rod groove two of having seted up a plurality of mutually perpendicular, screw rod groove one communicates with nut groove each other, the nut inslot is equipped with the nut, screw rod inslot one is equipped with the screw rod, the upper and lower both ends and the nut of screw rod are connected, and the screw rod hole has been seted up to the centre of.

Preferably, the left end of the core layer is provided with a tenon, the right end of the core layer is provided with a mortise, and the depth of the mortise is the sum of the length of the tenon and the thickness of the head of the bolt.

Preferably, the upper end of the right side of the core layer is provided with an arc groove.

Preferably, the bottom surface of the core layer is provided with a mute groove.

Preferably, the surface of the surface layer is uniformly provided with anti-skid rubber blocks, and the upper surfaces of the anti-skid rubber blocks are wavy.

Preferably, the buffer layer is internally provided with a plurality of square through holes, and spring pieces are symmetrically arranged on the lower bottom surface and the upper top surface of each square through hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a bending resistance shape composite wood floor of preapring for an unfavorable turn of events possesses following beneficial effect:

1. through set up mutually perpendicular's screw rod and bolt inside the sandwich layer, strengthened the vertical and horizontal anti-buckling strength of laminate wood floor, even make the timber apron under the effect of stronger external force, also can not produce bending deformation, promoted the bending resistance and prevented deformation laminate wood floor's practicality.

2. Through setting up tenon tongue and tongue-and-groove, the installation of timber apron of once being convenient for, secondly for the inflation provides flexible space, avoids its inside stress that produces to play the deformation or the fracture that prevents compound timber apron more effectively.

3. Through setting up the circular arc groove, reduce the friction force that produces when compound timber apron is installed.

4. Through setting up the silence groove, make the compound wood floor satisfy the silence requirement.

5. By arranging the wavy anti-slip rubber blocks, the composite wood floor has an anti-slip function and also has a massage function.

6. Through set up the spring leaf in the buffer layer, strengthened the cushioning effect of buffer layer, reduced the impact that external acting force produced the sandwich layer.

Drawings

Fig. 1 is a plan view of the present invention;

FIG. 2 is an enlarged schematic view of the core layer 3 of FIG. 1;

FIG. 3 is a side view of the screw 321 of FIG. 1;

FIG. 4 is an enlarged schematic view of the buffer layer 2 of FIG. 1;

FIG. 5 is a schematic view of the connection of two composite wood roof panels;

in the figure: 1 surface layer, 11 anti-slip rubber blocks, 2 buffer layers, 21 square through holes, 22 spring pieces, 3 core layers, 31 nut grooves, 311 screw caps, 32 screw groove I, 321 screws, 322 screw holes, 33 screw groove II, 331 bolts, 34 tongues, 35 tongue grooves, 36 arc grooves, 37 silent grooves and 4 moisture-proof layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "page", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the bending-resistant and deformation-resistant composite wood floor comprises a surface layer 1, a buffer layer 2, a core layer 3 and a moisture-proof layer 4, wherein the surface layer 1, the buffer layer 2, the core layer 3 and the moisture-proof layer 4 are sequentially arranged from top to bottom, anti-slip rubber blocks 11 are uniformly arranged on the surface of the surface layer 1, the upper surfaces of the anti-slip rubber blocks 11 are wavy, and the anti-slip rubber blocks 11 not only enable the bending-resistant and deformation-resistant composite wood floor to have an anti-slip function, but also have a certain massage function. Buffer layer 2 is inside to be seted up a plurality of square through holes 21, and the symmetry is equipped with spring leaf 22 on square through hole 21's the lower bottom surface and the last top surface, and when receiving external acting force, buffer layer 2 can play the cushioning effect, reduces the impact of external acting force to sandwich layer 3. The upper surface and the lower surface of the core layer 3 are both provided with nut grooves 31, a plurality of mutually perpendicular screw grooves I32 and screw grooves II 33 are arranged in the core layer 3, the screw grooves I32 are mutually communicated with the nut grooves 31, screw caps 311 are arranged in the nut grooves 31, screw rods 321 are arranged in the screw grooves I32, the longitudinal bending resistance and the bending resistance of the composite wood floor can be enhanced by the screw rods 321, the upper end and the lower end of each screw rod 321 are connected with the screw caps 311, screw rod holes 322 are formed in the middles of the screw rods 321, bolts 331 are arranged in the screw grooves II 33, the bolts 331 penetrate through the screw rods 321 through the screw rod holes 322, and the transverse bending resistance and the bending resistance of. The left end of the core layer 3 is provided with a tenon 34, the right end of the core layer is provided with a mortise 35, the depth of the mortise 35 is the sum of the length of the tenon 34 and the thickness of the head of the bolt 331, the depth of the mortise 35 is smaller than the length of the tenon 34, and a space is reserved for expansion of the composite wood floor. The upper end of the right side of the core layer 3 is provided with an arc groove 36, so that the friction force generated during the installation of the composite wood floor is reduced. The bottom surface of the core layer 3 is provided with a silencing groove 37, so that the composite wood floor meets the silencing requirement.

The utility model discloses a theory of operation:

during installation, the compound wood floors are spliced through the tenon joints 34 and the mortise 35, after splicing is completed, a space with the head of the bolt 331 is reserved between the tenon joints 34 and the mortise 35, a space can be reserved for expansion of the compound wood floors, stress generated inside the compound wood floors is avoided, and therefore deformation or cracking of the compound wood floors is effectively prevented, and friction force between the two compound wood floors is reduced due to the arc grooves 36 in the installation process.

When the laminate wood flooring receives external acting force, the spring piece 22 inside the buffer layer 2 shrinks towards the middle, the buffer effect is achieved, the impact of the external acting force on the core layer 3 is reduced, when the acting force is transmitted to the core layer 3, the screw 321 can provide longitudinal support for the laminate wood flooring, the longitudinal bending resistance and bending resistance of the laminate wood flooring are enhanced, the bolt 331 can provide transverse support for the laminate wood flooring, the transverse bending resistance and bending resistance of the laminate wood flooring are enhanced, under the combined action of the screw 321 and the bolt 331, the laminate wood flooring is prevented from being bent transversely and longitudinally, and the comprehensive performance of bending resistance and deformation resistance of the laminate wood flooring is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bending-resistant and deformation-resistant composite wood flooring comprising: a surface layer (1), a buffer layer (2), a core layer (3) and a moisture-proof layer (4), the surface layer (1), the buffer layer (2), the core layer (3) and the moisture-proof layer (4) are sequentially arranged from top to bottom, it is characterized in that the upper surface and the lower surface of the core layer (3) are both provided with nut grooves (31), and a plurality of mutually vertical screw grooves I (32) and screw grooves II (33) are arranged in the screw grooves, the screw rod groove I (32) is communicated with the nut groove (31), a screw cap (311) is arranged in the nut groove (31), a screw rod (321) is arranged in the screw rod groove I (32), the upper end and the lower end of the screw rod (321) are connected with a screw cap (311), a screw hole (322) is arranged in the middle of the screw (321), a bolt (331) is arranged in the screw groove II (33), the bolt (331) penetrates through the screw rod (321) through the screw rod hole (322).

2. The bending-resistant and deformation-resistant engineered wood flooring according to claim 1, wherein the core layer (3) is provided at a left end thereof with a tongue (34) and at a right end thereof with a groove (35), and the depth of the groove (35) is the sum of the length of the tongue (34) and the thickness of the head of the bolt (331).

3. The bending-resistant and deformation-resistant composite wood flooring according to claim 1, wherein the upper end of the right side of the core layer (3) is provided with a circular arc groove (36).

4. The bending-resistant and deformation-resistant composite wood flooring according to claim 1, wherein the bottom surface of the core layer (3) is provided with a silencing groove (37).

5. The bending-resistant and deformation-resistant composite wood floor as claimed in claim 1, wherein the surface of the face layer (1) is uniformly provided with anti-slip rubber blocks (11), and the upper surface of the anti-slip rubber blocks (11) is wavy.

6. The bending-resistant and deformation-resistant engineered wood flooring according to claim 1, wherein: a plurality of square through holes (21) are formed in the buffer layer (2), and spring pieces (22) are symmetrically arranged on the lower bottom surface and the upper top surface of each square through hole (21).