CN217079194U - Heat bridge cutoff device arranged on outer protective structure of passive house - Google Patents

Abstract

The utility model discloses a heat bridge cutoff device arranged on a protective structure outside a passive house, which comprises a wall body, a heat bridge cutoff keel and a decorative plate, wherein one side of the wall body is fixedly provided with a heat insulation plate, one side of the heat insulation plate is fixedly connected with the heat bridge cutoff keel, polyurethane foam is filled in the heat bridge cutoff keel, one side of the inner wall of the heat bridge cutoff keel is fixedly provided with an expansion bolt, one end of the expansion bolt sequentially passes through the heat bridge cutoff keel and the heat insulation plate and extends to the inside of the wall body, the heat bridge cutoff device arranged on the protective structure outside the passive house isolates heat generated in a base layer wall body by arranging the heat insulation plate, the heat on the expansion bolt is insulated by a heat insulation rubber sleeve when contacting with the heat insulation plate, the heat at the end part of the expansion bolt is isolated by the heat bridge cutoff keel, a heat transfer path is cut off, and the heat transfer between the wall body and the decorative plate is effectively isolated integrally, thereby achieving the effect of heat preservation and heat insulation.

Description

A thermal bridge device arranged in the outer protective structure of the passive house

technical field

The utility model relates to the field of passive house construction, in particular to a thermal break bridge device arranged on the outer protective structure of the passive house.

Background technique

"Passive House" is a brand-new energy-saving building concept advocated abroad, and it is also an important opportunity and platform for my country to promote building energy-saving work. For houses with a total of no more than 120 kWh/(square meter.year), such a low energy consumption standard is achieved through high thermal insulation and sound insulation, strong airtight building exterior walls and renewable energy. Passive houses are in the process of living. Due to poor indoor ventilation, the temperature difference between indoor and outdoor is large in late autumn and early winter, and hot and cold air are frequently contacted, resulting in thermal bridge effect. Energy consumption has hindered the implementation of various ultra-low energy buildings.

Utility model content

The purpose of the utility model is to provide a thermal bridge device arranged on the outer protective structure of the passive house, so as to solve the problem that the existing passive house proposed in the above-mentioned background technology has poor indoor ventilation during the living process, and the indoor ventilation in late autumn and early winter is The external temperature difference is large, and the hot and cold air are frequently contacted, resulting in a thermal bridge effect. The formation of thermal bridges directly leads to an increase in the average heat transfer coefficient of the building envelope, which greatly increases the building energy consumption. implementation has hindered the implementation.

In order to achieve the above purpose, the utility model provides the following technical solutions: a thermal bridge device arranged on the outer protective structure of the passive house, comprising a wall, a thermal bridge keel and a decorative plate, and one side of the wall is fixedly arranged There is a heat insulation board, one side of the heat insulation board is fixedly connected to the heat-breaking bridge keel, the interior of the heat-breaking bridge keel is filled with polyurethane foam, and one side of the inner wall of the heat-breaking bridge keel is fixedly installed with expansion bolts, One end of the expansion bolt extends to the inside of the wall through the heat-breaking bridge keel and the heat-insulating plate in turn, and a heat-insulating rubber sleeve is fixed at the connection between the expansion bolt and the heat-insulating plate, and the heat-breaking bridge keel deviates from the inside. Four corners on one side of the expansion bolt are fixedly provided with screws, and the heat-breaking bridge keel is fixedly connected to two fixing frames through screws, and both of the fixing frames are fixedly connected to one side of the decorative board.

Preferably, a plurality of uniformly distributed first heat insulation strips are fixedly arranged on one side of the heat-breaking bridge keel, and a plurality of evenly distributed second insulating strips are fixedly arranged at the connection between the heat-insulating plate and the heat-breaking bridge keel. Heat strips, a plurality of the second heat insulation strips are respectively fixedly connected with a plurality of first heat insulation strips through a high temperature resistant sealant, and the heat breaking bridge keel and the heat insulation board are improved by the first heat insulation strips and the second heat insulation strips. The thermal insulation performance between them, followed by the enhanced connection area between the two, improves the stability of the connection.

Preferably, a plurality of the first heat insulation strips are all made of rock wool material, and a plurality of the second heat insulation strips are all made of glass fiber, which have a super strong heat insulation coefficient.

Preferably, both of the fixing frames include a fixing plate, a transverse plate and two supporting inclined plates, a transverse plate is fixedly installed in the middle of one side of the fixing plate, and one end at the top and one end at the bottom of the transverse plate are both fixed A supporting inclined plate is connected, both of the supporting inclined plates are fixedly connected with the fixing plate, one end of the horizontal plate is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the decorative plate through two fixing pins, and the two The fixing plate is provided with two threaded holes, and the four screws are respectively connected with the four threaded holes. , to improve the thermal insulation effect.

Preferably, the side of the decorative board facing away from the fixing frame is sprayed with a decorative paint layer to improve the aesthetics.

Preferably, a heat insulating paint layer is sprayed on one side of the connection between the heat insulating board and the wall to improve the heat insulating effect.

Compared with the prior art, the beneficial effect of the present utility model is that the heat generated in the base wall is isolated by arranging the heat insulating board, and the heat on the expansion bolts is insulated by the heat insulating rubber sleeve when it contacts with the heat insulating board. , the heat at the end of the expansion bolt is isolated by the heat-breaking bridge keel, which cuts off the heat transfer path, and has a certain compressive effect. The tightness of the connection between the bridge keels effectively blocks the heat transfer between the wall and the decorative panel as a whole, so as to achieve the effect of thermal insulation. The overall structure is simple, the production cost is low, and it can effectively cut heat and save energy. Effect.

Description of drawings

Fig. 1 is the perspective view of the utility model;

Fig. 2 is the sectional view of the keel of the heat-breaking bridge of the utility model;

FIG. 3 is a structural diagram of a fixing frame of the present invention.

In the picture: 1. Wall body; 2. Heat-breaking bridge keel; 3. Decorative board; 4. Heat insulation board; 5. Polyurethane foam; 6. Expansion bolt; 7. Heat-insulating rubber sleeve; 8. Screw; frame; 10, the first heat insulation strip; 11, the second heat insulation strip; 12, the fixed plate; 13, the horizontal plate; 14, the supporting inclined plate; 15, the installation plate; 18. Insulation paint layer.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to Fig. 1-3, the utility model provides a thermal bridge device arranged on the outer protective structure of the passive house, including a wall 1, a thermal bridge keel 2 and a decorative plate 3, one side of the wall 1 is fixed A heat insulating board 4 is provided, and one side of the connection between the heat insulating board 4 and the wall 1 is sprayed with a heat insulating paint layer 18. Filled with polyurethane foam 5, an expansion bolt 6 is fixedly installed on one side of the inner wall of the heat-breaking bridge keel 2, and one end of the expansion bolt 6 extends to the inside of the wall 1 through the heat-breaking bridge keel 2 and the heat insulation plate 4 in turn. 6. The connection with the heat insulation board 4 is fixedly provided with a heat insulating rubber sleeve 7, and the four corners of the heat-breaking bridge keel 2 on the side away from the expansion bolt 6 are fixedly provided with screws 8, and the heat-breaking bridge keel 2 passes through the screws 8. It is fixedly connected with two fixing frames 9 , and both fixing frames 9 are fixedly connected with one side of the decorative board 3 , and the side of the decorative board 3 facing away from the fixing frame 9 is sprayed with a decorative paint layer 17 .

By arranging the thermal insulation board 4, the thermal insulation bridge keel 2 and the fixing frame 9 between the wall body 1 and the decorative board 3, in the process of use, the thermal insulation paint layer 18 is provided on the thermal insulation board 4, and the thermal insulation paint layer 18 Made of ceramic microsphere particles, it can effectively block the heat generated on the surface of the wall 1, and the heat inside the wall 1 is conducted to the heat-breaking bridge keel 2 through the expansion bolts 6. The polyurethane in the heat-breaking bridge keel 2 The foam 5 insulates heat, prevents the expansion bolts 6 from directly contacting the heat insulation board 4 through the heat insulation rubber sleeve 7, sets the heat-breaking bridge keel 2 in the shape of a character, and facilitates its splicing, and connects the decoration through the fixing frame 9 plate 3, so that the heat-breaking bridge keel 2 and the side of the decorative plate 3 are not in direct contact, effectively blocking the heat transfer between the wall 1 and the decorative plate 3, so as to achieve the effect of heat preservation and heat insulation. The paint layer 17 is made of colored pigments, and has certain aesthetic properties, simple overall structure, low production cost, and good effect of heat insulation and energy saving.

One side of the heat-breaking bridge keel 2 is fixedly provided with a plurality of uniformly distributed first heat insulation strips 10 , and a plurality of evenly distributed second heat-insulating strips 11 are fixed at the connection between the heat insulation plate 4 and the heat-breaking bridge keel 2 . , the plurality of second heat insulation strips 11 are respectively fixedly connected with the plurality of first heat insulation strips 10 through high temperature resistant sealant, the plurality of first heat insulation strips 10 are all made of rock wool material, and the plurality of second heat insulation strips 11 are all made of fiberglass.

In use, by connecting the thermal insulation board 4 and the thermal insulation bridge keel 2 through the first thermal insulation strip 10 and the second thermal insulation strip 11, the connection area between the two is enlarged, and the connection stability is improved. Both the thermal insulation strip 10 and the second thermal insulation strip 11 are made of thermal insulation material, which improves the overall thermal insulation coefficient.

The two fixing frames 9 include a fixing plate 12, a transverse plate 13 and two supporting inclined plates 14. The transverse plate 13 is fixedly installed in the middle of one side of the fixing plate 12, and the top end and the bottom end of the transverse plate 13 are fixedly connected with Support inclined plate 14, two supporting inclined plates 14 are fixedly connected with the fixed plate 12, one end of the horizontal plate 13 is fixedly connected with a mounting plate 15, the mounting plate 15 is fixedly connected with the decorative plate 3 through two fixing pins, and the two fixed plates 12 are provided with two threaded holes 16, and the four screws 8 are respectively threaded with the four threaded holes 16.

The heat-breaking bridge keel 2 is connected with the decorative plate 3 through the fixing frame 9, the supporting inclined plate 14 enhances the stability of the connection between the fixing plate 12 and the transverse plate 13, and the fixing frame 9 and the heat-breaking bridge keel 2 are connected by screws 8. The fixing frame 9 is connected with the decorative plate 3 by fixing pins, so that the fixing frame 9 can be independently disassembled from the fixing frame 9, which is convenient for later adjustment.

When the embodiment of the present application is in use: by arranging the heat insulating board 4, the heat-breaking bridge keel 2 and the fixing frame 9 between the wall body 1 and the decorative board 3, during the use process, the heat insulating paint is provided on the heat insulating board 4. The layer 18 can effectively block the heat generated on the surface of the wall 1, and the heat inside the wall 1 is conducted to the heat-breaking bridge keel 2 through the expansion bolts 6, and the polyurethane foam 5 in the heat-breaking bridge keel 2 conducts heat. Insulation and heat preservation, the expansion bolts 6 are prevented from direct contact with the heat insulation board 4 through the heat insulation rubber sleeve 7, the heat-breaking bridge keel 2 is set in the shape of a character to facilitate its splicing, and the decorative board 3 is connected through the fixing frame 9, so that the broken The thermal bridge keel 2 is not in direct contact with the side of the decorative board 3, which effectively blocks the heat transfer between the wall body 1 and the decorative board 3, thereby achieving the effect of thermal insulation, the overall structure is simple, the production cost is low, and the performance is very good. To achieve the effect of thermal insulation and energy saving, by connecting the thermal insulation board 4 and the thermal insulation bridge keel 2 through the first thermal insulation strip 10 and the second thermal insulation strip 11, the connection area between the two is enlarged, and the For connection stability, both the first thermal insulation strip 10 and the second thermal insulation strip 11 are made of thermal insulation material, which improves the overall thermal insulation coefficient.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Within the spirit and principle of the present invention, any modifications, equivalent replacements, improvements, etc. made should be included within the protection scope of the present invention.

Claims (6)

1. A thermal break bridge device arranged on the outer protective structure of a passive house, comprising a wall body (1), a thermal break bridge keel (2) and a decorative plate (3), characterized in that: the wall body (1) One side of the heat insulation board (4) is fixedly provided with a heat insulation board (4), one side of the heat insulation board (4) is fixedly connected to the heat-breaking bridge keel (2), and the interior of the heat-breaking bridge keel (2) is filled with polyurethane foam ( 5), an expansion bolt (6) is fixedly installed on one side of the inner wall of the heat-breaking bridge keel (2), and one end of the expansion bolt (6) passes through the heat-breaking bridge keel (2) and the heat insulation plate ( 4) Extending to the inside of the wall (1), the connection between the expansion bolt (6) and the heat insulating plate (4) is fixedly provided with a heat insulating rubber sleeve (7), and the heat breaking bridge keel (2) is away from the inside The four corners of one side of the expansion bolt (6) are fixedly provided with screws (8), and the heat-breaking bridge keel (2) is fixedly connected with the two fixing frames (9) through the screws (8). The fixing brackets (9) are all fixedly connected with one side of the decorative board (3). 2. A thermal bridge device arranged on the outer protective structure of a passive house according to claim 1, characterized in that: one side of the thermal bridge keel (2) is fixedly provided with a plurality of uniformly distributed first A heat insulation strip (10), a plurality of uniformly distributed second heat insulation strips (11) are fixedly arranged at the connection between the heat insulation plate (4) and the heat-breaking bridge keel (2). The heat insulation strips (11) are respectively fixedly connected with the plurality of first heat insulation strips (10) through a high temperature resistant sealant. 3. A thermal bridge device arranged on the outer protective structure of a passive house according to claim 2, characterized in that: a plurality of the first thermal insulation strips (10) are made of rock wool material, and a plurality of the first thermal insulation strips (10) are Each of the second heat insulation strips (11) is made of glass fiber. 4. A thermal bridge device arranged on the outer protective structure of a passive house according to claim 1, characterized in that: the two fixing frames (9) both comprise a fixing plate (12), a transverse plate (13) ) and two supporting inclined plates (14), a horizontal plate (13) is fixedly installed in the middle of one side of the fixed plate (12), and one end of the top and one end of the bottom of the horizontal plate (13) are fixedly connected with a support Inclined plate (14), the two supporting inclined plates (14) are fixedly connected to the fixing plate (12), one end of the horizontal plate (13) is fixedly connected with a mounting plate (15), the mounting plate (15) ) is fixedly connected with the decorative plate (3) through two fixing pins, two threaded holes (16) are provided on the two fixing plates (12), and the four screws (8) are respectively connected with the four threaded holes (16) Threaded connection. 5. A thermal bridge device arranged on the outer protective structure of a passive house according to claim 1, characterized in that: the side of the decorative plate (3) facing away from the fixing frame (9) is sprayed with a decorative paint layer (17). 6. A thermal bridge device arranged on the outer protective structure of a passive house according to claim 1, characterized in that: one side of the connection between the thermal insulation board (4) and the wall (1) is sprayed with Insulation paint layer (18).

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