Lock catch type polyurethane composite floor

Abstract

The lock catch type polyurethane composite floor comprises a framework and a composite board installed on the framework, the framework comprises a bottom board, a first clamping block connected to one end of the bottom board, a first clamping groove formed in the other end of the bottom board and matched with the first clamping board, and a clamping strip fixed to the bottom board and protruding upwards, and the clamping strip is parallel to the long edge of the bottom board; the composite board comprises a body, a second clamping block connected to one end of the body and a second clamping groove connected to the other end of the body and matched with the second clamping block, and a third clamping groove matched with the clamping strip is formed in the center of the bottom face of the body. The framework is arranged, the framework is installed on the ground in advance, then the composite board is installed on the framework, the composite board can be prevented from making direct contact with the ground, and abrasion of the composite board is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to composite floor technology field, concretely is a lock catch formula polyurethane composite floor. BACKGROUND

[0002] Traditional floor adopts flat mouth or adhesive connection mode, and has problems of formaldehyde pollution, joint easy to crack, complicated installation and the like. SUMMARY

[0003] In view of the deficiency of prior art, the utility model provides a lock catch formula polyurethane composite floor to solve the problems in the background art.

[0004] To solve the above technical problem, the utility model provides the following technical scheme:

[0005] A lock catch formula polyurethane composite floor, including skeleton, install the composite board on the skeleton, the skeleton includes bottom plate, the first block of connection in one end of bottom plate, set up the first card groove in the other end of bottom plate and with the cooperation of first card, the card strip is fixed on the bottom plate and is protruding upwards, the long side of card strip is parallel with bottom plate, the composite board includes the body, the second block of connection in one end of body, the second card groove is connected in the other end of body and with the cooperation of second block, the center of body bottom surface is equipped with the third card groove with the cooperation of card strip.

[0006] Preferably, the body includes surface layer, intermediate layer and base layer, and the second block and the second card groove are arranged on the base layer.

[0007] Preferably, the surface layer is a polyurethane wear-resistant layer with a thickness of 0.5-1.2mm.

[0008] Preferably, the intermediate layer is a polyurethane foaming layer with a thickness of 6-8mm.

[0009] Preferably, the base layer is a high-density fiberboard with a thickness of 8-10mm.

[0010] Preferably, the first block is provided with a first screw hole, and the bottom plate is provided with a second screw hole in communication with the first card groove, the first screw hole and the second screw hole are aligned after the first block is inserted into the first card groove, the bottom plate is provided with a groove outside the second screw hole, and the diameter of the groove is greater than the diameter of the second screw hole.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] (1) By setting the skeleton, the skeleton is pre-installed on the ground, and then the composite board is installed on the skeleton, which can avoid direct contact of the composite board with the ground and reduce wear of the composite board.

[0013] (2) The two adjacent composite boards in the weft direction are clamped through the cooperation of the second clamping block and the second clamping groove, so that the adjacent composite boards in the weft direction are not easy to deviate, and the two adjacent composite boards in the warp direction are clamped on the corresponding clamping strip through the third clamping groove, so that the two adjacent composite boards in the warp direction are not easy to deviate.

[0014] (3) Through the cooperation of the second clamping block and the second clamping groove, the cooperation of the clamping strip and the third clamping groove, the physical locking of the composite board can be realized, without glue or keel, and the risk of formaldehyde pollution is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a schematic view of the utility model;

[0016] Fig. 2 It is a sectional view of the utility model;

[0017] Fig. 3 It is a sectional view of the composite board;

[0018] In the drawing:

[0019] 1-skeleton, 11-bottom plate, 12-first clamping block, 13-first clamping groove, 14-clamping strip, 15-first screw hole, 16-second screw hole, 17-groove;

[0020] 2-composite board, 21-body, 211-surface layer, 212-intermediate layer, 213-base layer, 22-second clamping block, 23-second clamping groove, 24-third clamping groove. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] Please refer to Figs. 1-3 A lock type polyurethane composite floor board, comprising a skeleton 1 and a composite board 2 installed on the skeleton, the skeleton 1 comprising a bottom plate 11, a first clamping block 12 connected to one end of the bottom plate, a first clamping groove 13 provided at the other end of the bottom plate and matched with the first clamping block, and a clamping strip 14 fixed on the bottom plate and protruding upward, the clamping strip 14 being parallel to the long side of the bottom plate 11.

[0024] The composite board 2 comprises a body 21, a second clamping block 22 connected to one end of the body, a second clamping slot 23 connected to the other end of the body and matched with the second clamping block, and a third clamping slot 24 arranged at the center of the bottom surface of the body 21 and matched with the clamping strip 14.

[0025] During installation, the floor plates 11 are spliced by the matching of the first clamping blocks 12 and the first clamping slots 13, and then fixed on the ground, and then the composite boards 2 are placed on the floor plates 11 one by one, so that the third clamping slot 24 is clamped on the clamping strip 14, thereby preventing the composite boards in the warp direction from being deviated, and the composite boards in the weft direction are connected by the matching of the second clamping blocks and the second clamping slots, thereby preventing the composite boards in the weft direction from being deviated.

[0026] In addition, the body 21 comprises a surface layer 211, an intermediate layer 212 and a base layer 213, and the second clamping block 22 and the second clamping slot 23 are arranged on the base layer 213.

[0027] The surface layer 211 is a polyurethane wear-resistant layer, with a thickness of 0.5-1.2mm, and enhances the scratch resistance.

[0028] The intermediate layer 212 is a polyurethane foaming layer, with a thickness of 6-8mm, and has the functions of sound insulation, shock absorption and heat preservation.

[0029] The base layer 213 is a high-density fiberboard, with a thickness of 8-10mm, and ensures the overall strength and stability of the locking structure.

[0030] Embodiment 2

[0031] On the basis of Embodiment 1, the first clamping block 12 is provided with a first screw hole 15, and the floor plate 11 is provided with a second screw hole 16 communicated with the first clamping slot, the first screw hole 15 is aligned with the second screw hole 16 after the first clamping block 12 is inserted into the first clamping slot 13, and the floor plate 11 is provided with a recess 17 at the periphery of the second screw hole, and the diameter of the recess 17 is larger than that of the second screw hole 16.

[0032] During installation of the floor plates 11, the adjacent floor plates 11 are spliced by the matching of the first clamping blocks 12 and the first clamping slots 13, and after the first clamping block 12 is inserted into the first clamping slot 13, the first screw hole 15 on the first clamping block 12 is overlapped with the second screw hole 16 in the first clamping slot 13, so as to fix the floor plates 11 on the ground by bolts, and the nuts of the bolts can be hidden in the recess 17, preventing the nuts from protruding upward and causing abrasion on the bottom surface of the composite board 2.

[0033] It is to be understood that the terms "including", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0034] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A locking type polyurethane composite floor characterized by: The utility model provides a kind of composite floor, including skeleton (1), composite board (2) installed on skeleton, skeleton (1) includes bottom plate (11), first clamping block (12) connected to one end of bottom plate, first clamping groove (13) is equipped in the other end of bottom plate and cooperates with first clamping block, clamping strip (14) is fixed on bottom plate and protrudes upward, clamping strip (14) is parallel with the long side of bottom plate (11);The composite board (2) includes body (21), second clamping block (22) connected to one end of body, second clamping groove (23) is connected to the other end of body and cooperates with second clamping block, the center of bottom surface of body (21) is equipped with third clamping groove (24) and cooperates with clamping strip.

2. The locking type polyurethane composite floor according to claim 1, wherein: The body (21) includes surface layer (211), intermediate layer (212) and base layer (213), and the second clamping block (22) and the second clamping groove (23) are arranged on the base layer (213).

3. The locking type polyurethane composite floor according to claim 2, wherein: The surface layer (211) is a polyurethane wear-resistant layer with a thickness of 0.5-1.2mm.

4. The locking type polyurethane composite floor according to claim 3, wherein: The intermediate layer (212) is a polyurethane foaming layer with a thickness of 6-8mm.

5. The locking type polyurethane composite floor according to claim 4, wherein: The base layer (213) is a high-density fiberboard with a thickness of 8-10mm.

6. The locking type polyurethane composite floor according to any one of claims 1 to 5, wherein: The first clamping block (12) is provided with a first screw hole (15), and the bottom plate (11) is provided with a second screw hole (16) in communication with the first clamping groove. When the first clamping block (12) is inserted into the first clamping groove (13), the first screw hole (15) and the second screw hole (16) are aligned. The bottom plate (11) is provided with a groove (17) around the second screw hole, and the diameter of the groove (17) is greater than that of the second screw hole (16).

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