CN-224228510-U - Door and window heat insulation part with low heat conduction effect

Abstract

The application discloses a door and window heat-insulating part with low heat conduction effect, which belongs to the field of door and window accessories, and comprises a heat-insulating main body arranged between overlapping contact surfaces of a door and window frame and a door and window sash, wherein one end of the heat-insulating main body is symmetrically provided with a connecting part for installing the heat-insulating main body between the door and window frame and the door and window sash, the heat-insulating main body is of a wavy structure, the heat-insulating main body comprises a first heat-insulating layer, a second heat-insulating layer and a third heat-insulating layer which are sequentially connected, a vacuum layer is arranged in the second heat-insulating layer, and the first heat-insulating layer and the third heat-insulating layer are heat-insulating plastic layers. Through the combination of wave design and multilayer composite construction, showing the holistic thermal-insulated performance of door and window has promoted, both prolonged the heat conduction route in order to reduce conduction efficiency, has realized near zero heat conduction's separation effect through the vacuum layer again, can effectively satisfy the building heat insulation demand under the high energy-conserving standard.

Inventors

• SUN KUIDONG
• SUN RUI

Assignees

• 天津瑞丰橡塑制品有限公司

Dates

Publication Date

20260512

Application Date

20250606

Claims (6)

1. 1. The door and window heat insulation piece with low heat conduction effect comprises a heat insulation main body (1) arranged between overlapping contact surfaces of a door and window frame and a door and window sash, wherein one end of the heat insulation main body (1) is symmetrically provided with a connecting part (2) for installing the heat insulation main body (1) between the door and window frame and the door and window sash; The heat insulation device is characterized in that the heat insulation main body (1) is of a wave-shaped structure, the heat insulation main body (1) comprises a first heat insulation layer (11), a second heat insulation layer (12) and a third heat insulation layer (13) which are sequentially connected, and a vacuum layer (121) is arranged in the second heat insulation layer (12).
2. 2. The door and window heat insulation member with low heat conduction effect according to claim 1, wherein the first heat insulation layer (11) and the third heat insulation layer (13) are heat insulation plastic layers.
3. 3. The door and window heat insulation member with low heat conduction effect according to claim 1, wherein the connecting portion (2) comprises an L-shaped connecting plate (21) movably mounted on the heat insulation main body (1), and connecting holes (22) for fixedly mounting the L-shaped connecting plate (21) at a required position through bolts are formed in the L-shaped connecting plate (21).
4. 4. The door and window heat insulation member with low heat conduction effect according to claim 1, wherein the two sides of the heat insulation main body (1) are provided with mounting grooves (14), and an elastic sealing layer (3) is arranged in the mounting grooves (14).
5. 5. The low heat conduction window and door heat insulator according to claim 4, wherein the elastic sealing layer (3) comprises a rubber base layer (31) and a plurality of elastic protrusions (32) provided on the rubber base layer (31).
6. 6. The door and window insulation with low heat conduction effect according to claim 5, wherein the elastic protrusions (32) are hemispherical.

Description

Door and window heat insulation part with low heat conduction effect Technical Field The application relates to the technical field of door and window accessories, in particular to a door and window heat-insulating piece with low heat conduction effect. Background In the field of construction, doors and windows are important channels for exchanging heat between the interior and the exterior, and in order to reduce heat loss through the doors and windows, heat insulation elements are usually installed on the doors and windows. The traditional heat insulating piece adopts single material such as plastics or rubber more, and its heat insulating properties is limited, and in long-term use, receives external environment's influence such as temperature variation, humidity change etc. easily, leads to the structure of heat insulating piece to take place to warp to influence thermal-insulated effect. The existing heat insulating piece is not tight enough in connection mode of the door and window frame and the door and window sash, a heat bridge is easy to form, and heat insulating performance is further reduced. Therefore, the application provides a door and window heat insulation member with low heat conduction effect so as to solve the problems. Disclosure of utility model The application provides a door and window heat-insulating part with low heat conduction effect, and aims to solve the problems that the existing single-material heat-insulating part in the background art is insufficient in heat-insulating performance, is easy to deform and lose efficacy due to temperature and humidity influence after long-term use, and has obvious heat bridge effect, so that the heat-insulating effect is attenuated. The door and window heat insulation part comprises a heat insulation main body arranged between overlapping contact surfaces of a door and window frame and a door and window sash, wherein one end of the heat insulation main body is symmetrically provided with a connecting part for installing the heat insulation main body between the door and window frame and the door and window sash, the heat insulation main body is of a wave-shaped structure, and comprises a first heat insulation layer, a second heat insulation layer and a third heat insulation layer which are sequentially connected, and a vacuum layer is arranged in the second heat insulation layer. The wave-shaped heat insulation main body converts a linear heat conduction path into a complex curve path through a fluctuation bending geometric form, the heat transfer distance and resistance are increased, the first heat insulation layer and the third heat insulation layer serve as outer layer barriers, the heat is primarily blocked by utilizing the low heat conduction characteristic of heat insulation plastics, a heat conduction blocking area is formed by the middle second heat insulation layer through the vacuum layer, and a multiple heat insulation system of path extension, material blocking and vacuum heat insulation is formed by the synergistic effect of the three layers. Preferably, the first heat insulation layer and the third heat insulation layer are heat insulation plastic layers. By utilizing the low heat conduction property of the heat insulation plastic, an outer thermal resistance barrier of the heat insulation main body is constructed, indoor and outdoor heat is effectively prevented from being directly transmitted through the outer layer of the heat insulation main body, and a multi-layer thermal resistance superposition effect is formed by matching with a vacuum structure of the middle layer. Preferably, the connecting part comprises an L-shaped connecting plate movably mounted on the heat insulation main body, and a connecting hole for fixedly mounting the L-shaped connecting plate at a required position through a bolt is formed in the L-shaped connecting plate. The rapid installation and reliable fixation between the heat insulation main body and the door and window frame and the door and window sash are realized, the complex process of the traditional gluing or welding mode is avoided, the construction efficiency is improved, and the post maintenance and replacement are convenient. Preferably, in order to reduce the gap between the contact of the door and window frame and the contact of the door and window sash, the two sides of the heat insulation main body are provided with mounting grooves, and elastic sealing layers are arranged in the mounting grooves. The elastic sealing layer is tightly contacted with the door and window frame and the door and window sash, so that the assembly gap between the parts is filled, the air circulation channel is blocked, the heat bridge effect formed by air convection is effectively avoided, and the air tightness of the door and window is enhanced. Preferably, the elastic sealing layer includes a rubber base layer and a plurality of elastic protrusions provided on the rubber base layer. The high elasticity and