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CN-224213578-U - Building wall insulation structure

CN224213578UCN 224213578 UCN224213578 UCN 224213578UCN-224213578-U

Abstract

The utility model provides a building wall heat preservation structure. The heat-insulating structure for the building wall comprises a structural layer and a heat-insulating layer, wherein the structural layer and the heat-insulating layer are connected and fixed by nylon sleeve anchors of a heat release bridge, the structural layer consists of precast concrete and rust-proof steel bars, the rust-proof steel bars are arranged in the precast concrete, the heat-insulating layer and the structural layer are connected through the nylon sleeve anchors, the cold bridge effect is avoided, the wall is protected, the service life of the wall is prolonged, and the construction period of the structural layer is shortened through the assembly of the precast concrete.

Inventors

  • LIU MENGYUAN
  • Pei Yueqi
  • BO HAO
  • LU CHENG
  • ZHANG ZHENSHUO

Assignees

  • 刘梦圆

Dates

Publication Date
20260508
Application Date
20250603

Claims (6)

  1. 1. The utility model provides a building wall insulation structure, includes structural layer (1) with heat preservation (2), its characterized in that, structural layer (1) and heat preservation (2) are connected fixedly by exothermic bridge nylon sleeve crab-bolt (3), structural layer (1) comprise precast concrete (9) and rust-resistant steel bar (8), precast concrete (9) embeds rust-resistant steel bar (8).
  2. 2. The building wall insulation structure according to claim 1, wherein the insulation layer (2) and the protective layer (4) are adhesively connected with polymer modified adhesive mortar (10).
  3. 3. The building wall insulation structure according to claim 2, wherein the protective layer (4) is composed of an inner layer PCM coating (5), an outer layer polymer cement mortar (6) and alkali-resistant glass fiber gridding cloth (7), the insulation layer (2) is bonded and connected with the PCM coating (5) through polymer modified bonding mortar (10), one side of the PCM coating (5) is paved with the polymer cement mortar (6), and the alkali-resistant glass fiber gridding cloth (7) is paved on the polymer cement mortar (6).
  4. 4. A building wall insulation structure according to claim 3, wherein the structural layer (1) is pre-embedded with a plurality of nylon sleeves.
  5. 5. The building wall insulation structure according to claim 4, wherein the insulation layer (2) is provided with a plurality of holes for installing anchor bolts.
  6. 6. The building wall insulation structure according to claim 5, wherein the insulation layer (2) is formed by bonding regenerated EPS particles with aerogel blanket.

Description

Building wall insulation structure Technical Field The utility model relates to the field of building walls, in particular to a building wall heat-insulating structure. Background The building wall heat-insulating structure is a novel heat-insulating and energy-saving wall structure, comprises a multi-layer structure, wherein the multi-layer structure comprises a mounting layer, a bonding layer, a heat-insulating plate, a protective layer and a decorative layer from inside to outside, and is favorable for improving the environmental quality at room temperature; The traditional external wall heat preservation system (such as EPS/XPS thin plastering) is complex and low in construction, multiple types of crossing are needed in wet operation links including base layer treatment, adhesion, anchoring and plastering, the construction efficiency is only 15-25m < 2 >/working day, the material loss rate is high, the loss rate is 8-12% due to on-site cutting of the heat preservation plate, the labor cost is more than 30%, the heat preservation plate is easy to crack and fall off, the maintenance cost is high, the surface is cracked due to ultraviolet irradiation, the initial investment of an assembled heat preservation wall (such as an ALC plate) is large, the service life of the heat preservation layer is not matched with the service life of a structural layer for 50 years, the fireproof performance of a part of low-cost scheme (such as foam brick splicing) is poor, and the heat preservation plate is easy to melt and drop when meeting fire, and the requirement of a high-rise building is difficult to meet. The utility model discloses a green building internal heat insulation composite wall structure as disclosed in the utility model of an authorized bulletin number CN 222083821U, which comprises a structural support layer, wherein the outer side of the structural support layer is provided with an outer wall component for improving the outer side heat insulation effect, the inner side of the structural support layer is provided with an inner side component for improving the inner side composite heat insulation protection effect of the wall, the outer wall component comprises a heat insulation layer, a mounting frame, a plurality of heat insulation clamping blocks and an anti-seepage painting layer, the heat insulation layer is fixed on the outer side of the structural support layer, and the mounting frame is fixed on the outer side of the heat insulation layer; The wall structure is energy-saving but depends on a multi-layer structure, but can cause a cold bridge effect or a hot bridge effect in high temperature or cold weather, so that the service life of the wall is limited. Therefore, it is necessary to provide a new thermal insulation structure for building walls to solve the above technical problems. Disclosure of utility model In order to solve the technical problems, the utility model provides a building wall heat insulation structure. The heat-insulating structure of the building wall comprises a structural layer and a heat-insulating layer, wherein the structural layer and the heat-insulating layer are connected and fixed by a nylon sleeve anchor bolt of a heat release bridge, the structural layer consists of precast concrete and rust-proof steel bars, and the rust-proof steel bars are arranged in the precast concrete. Preferably, the heat-insulating layer and the protective layer are bonded and connected by polymer modified bonding mortar. Preferably, the protective layer consists of an inner layer PCM coating, an outer layer polymer cement mortar and alkali-resistant glass fiber grid cloth, the heat insulation layer is bonded and connected with the PCM coating by polymer modified bonding mortar, the polymer cement mortar is paved on one side of the PCM coating, and the alkali-resistant glass fiber grid cloth is paved on the polymer cement mortar. Preferably, the structure layer is pre-embedded with a plurality of nylon sleeves. Preferably, the heat insulation layer is provided with a plurality of holes for installing anchor bolts. Preferably, the heat-insulating layer is formed by bonding regenerated EPS particles and aerogel felts. Compared with the related art, the heat-insulating structure for the building wall has the advantages that the heat-insulating layer is connected with the structural layer through the nylon sleeve anchor bolts, so that a cold bridge effect is avoided, the wall is protected, the service life of the wall is prolonged, and the construction period of the structural layer is shortened through precast concrete assembly. Drawings FIG. 1 is a schematic view of a thermal insulation structure for a building wall according to a preferred embodiment of the present utility model; FIG. 2 is a schematic structural diagram of the structural layer shown in FIG. 1; FIG. 3 is a schematic view of the heat insulation layer shown in FIG. 1; FIG. 4 is a schematic view of the protective layer shown in F