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CN-224228182-U - Light high-strength phase-change energy-storage wooden floor

CN224228182UCN 224228182 UCN224228182 UCN 224228182UCN-224228182-U

Abstract

The utility model discloses a light high-strength phase-change energy storage wood floor which comprises a sandwich layer (1), wherein wood compression-resistant panels (2) are arranged on the upper surface and the lower surface of the sandwich layer (1), the sandwich layer (1) comprises a matrix wood board group (3) which is vertically arranged and has a honeycomb structure on the transverse surface, the wood compression-resistant panels (2) are fixed with the upper side and the lower side of the matrix wood board group (3), hollow grooves (10) are formed in the matrix wood board group (3) at intervals, phase-change energy storage foaming agents (4) are filled in the hollow grooves (10), the wood grain direction of the matrix wood board group (3) is parallel to the board surface and the arrangement direction of the board surface, and the wood grain direction of the wood compression-resistant panels (2) is parallel to the board surface and is perpendicular to the wood grain direction of the matrix wood board group (3).

Inventors

  • WANG YITING
  • PAN XINYI
  • CHEN PEILING
  • LIU ZIHAN
  • SUN WEISHENG
  • GUO XI

Assignees

  • 浙江农林大学

Dates

Publication Date
20260512
Application Date
20250609

Claims (6)

  1. 1. The light high-strength phase-change energy-storage wood floor is characterized by comprising a sandwich layer (1), wherein wood compression-resistant panels (2) are arranged on the upper surface and the lower surface of the sandwich layer (1), the sandwich layer (1) comprises a matrix wood board group (3) which is vertically arranged and has a honeycomb structure on the transverse surface, the wood compression-resistant panels (2) are fixed with the upper edge and the lower edge of the matrix wood board group (3), hollow grooves (10) are formed in the inner space of the matrix wood board group (3), phase-change energy-storage foaming agents (4) are filled in the hollow grooves (10), the wood grain direction of the matrix wood board group (3) is parallel to the board surface and the arrangement direction of the board surface, and the wood grain direction of the wood compression-resistant panels (2) is parallel to the board surface and is perpendicular to the wood grain direction of the matrix wood board group (3).
  2. 2. The light high-strength phase-change energy-storage wood floor board according to claim 1, wherein a cold-pressing bonding layer (5) is arranged between the sandwich layer (1) and the wood compression-resistant panel (2).
  3. 3. The light high-strength phase-change energy storage wood floor board according to claim 2, wherein the cold-pressed bonding layer (5) is a cold-set adhesive.
  4. 4. The light high-strength phase-change energy-storage wooden floor board as claimed in claim 1, wherein the matrix wooden board group (3) comprises a plurality of transverse boards (6) which are arranged in parallel, a plurality of first inclined boards (7) with an included angle of 60 degrees and a plurality of second inclined boards (8) with an included angle of 120 degrees are arranged on the transverse boards (6) together, and the intersection points of the first inclined boards (7) and the second inclined boards (8) are connected and are all positioned between the transverse boards (6).
  5. 5. The light high-strength phase-change energy-storage wooden floor board according to claim 4, wherein the distance between the transverse plates (6), the distance between the first inclined plates (7) and the distance between the second inclined plates (8) are equal.
  6. 6. The light high-strength phase-change energy-storage wooden floor board as claimed in claim 4, wherein the cross board (6), the first inclined board (7) and the second inclined board (8) are respectively provided with a plurality of connecting slots (9), and the cross point of the cross board (6) and the first inclined board (7), the cross point of the cross board (6) and the second inclined board (8) and the cross point of the first inclined board (7) and the second inclined board (8) are connected in a jogged manner through the corresponding two connecting slots (9).

Description

Light high-strength phase-change energy-storage wooden floor Technical Field The utility model relates to the field of building materials, in particular to a light high-strength phase-change energy-storage wooden floor. Background Aluminum alloy materials are commonly adopted in the field of building light weight at present, and although the materials have certain structural performance, the production energy consumption is higher and the carbon emission is larger. Wood materials have unique advantages in applications as renewable low carbon materials, whereas fast growing wood is directly used for structural load bearing where strength is to be improved. The existing wood material strengthening method has certain limitation that the chemical modification process possibly involves the use of formaldehyde and other pollutants, and in the physical structure design scheme, the conventional strengthening structure has limited effect on the aspect of improving the mechanical property, and key indexes such as bending resistance, impact resistance and the like still have the optimizing space. In addition, the existing sandwich structure has a common improvement space in the aspect of heat preservation function integration, and the performance of the traditional heat preservation material (such as rock wool) can be attenuated in a humid environment. Based on the current situation, how to develop a wooden building material with light weight, high strength and high efficient heat preservation performance so as to meet the requirements of green building on low carbonization and functionalization becomes the direction of industry research. Disclosure of utility model The utility model aims to provide a light high-strength phase-change energy-storage wooden floor. According to the utility model, the wood material is used as a main body, the sandwich layer is connected into a multi-layer structure with a honeycomb structure according to the wood grain direction, and the sandwich layer is filled with the phase change energy storage foaming agent, so that the sandwich layer has good structural stability and heat preservation. The technical scheme is that the light high-strength phase-change energy-storage wood floor comprises a sandwich layer, wood compression-resistant panels are arranged on the upper surface and the lower surface of the sandwich layer, the sandwich layer comprises base wood board groups which are vertically arranged and have honeycomb structures on the transverse surfaces, the wood compression-resistant panels are fixed with the upper edges and the lower edges of the base wood board groups, hollow grooves are formed in the inner portions of the base wood board groups at intervals, phase-change energy-storage foaming agents are filled in the hollow grooves, the wood grain direction of the base wood board groups is parallel to the board surfaces and the arrangement direction of the board surfaces, and the wood grain direction of the wood compression-resistant panels is parallel to the board surfaces and perpendicular to the wood grain direction of the base wood board groups. In the light high-strength phase-change energy-storage wooden floor, a cold-pressing bonding layer is arranged between the sandwich layer and the wooden compression-resistant panel. In the light high-strength phase-change energy-storage wooden floor, the cold-pressed bonding layer is a cold-set adhesive. In the light high-strength phase-change energy storage wooden floor, the matrix wood board group comprises a plurality of transverse boards which are arranged in parallel, a plurality of first inclined boards with an included angle of 60 degrees and a plurality of second inclined boards with an included angle of 120 degrees are arranged on the transverse boards together, and the intersection points of the first inclined boards and the second inclined boards are connected and are located between the transverse boards. In the light high-strength phase-change energy storage wooden floor, the distance between the transverse plates, the distance between the first inclined plates and the distance between the second inclined plates are equal. In the light high-strength phase-change energy storage wooden floor, the cross plate, the first inclined plate and the second inclined plate are respectively provided with a plurality of connecting slots, and the intersection point of the cross plate and the first inclined plate, the intersection point of the cross plate and the second inclined plate and the intersection point of the first inclined plate and the second inclined plate are connected in a jogged manner through the corresponding two connecting slots. Compared with the traditional honeycomb structure, the honeycomb structure has better compressive strength, in-plane shearing rigidity and bending load bearing, meanwhile, the wood compression-resistant panel can effectively transmit force to the sandwich layer through the arrangement of the woo