CN217420043U - Nearly zero energy consumption building window heat preservation node structure - Google Patents

Abstract

The utility model discloses a nearly zero energy consumption building window heat preservation node structure, including wall body, double-deck moulding polyphenyl board outer wall outer insulation system structure, double-deck rock wool strip fire prevention median structure, disconnected heat bridge anchor structure, polyurethane foaming adhesive, high performance outer window structure, double-deck moulding polyphenyl board outer wall outer insulation system structure and double-deck rock wool strip fire prevention median structure all set up the outside at the wall body. The utility model discloses can increase the gas tightness structure, optimize high performance exterior window mounted position, improve the thermal resistance of non-transparent outer envelope structure to reduce exterior window linear heat transfer coefficient all around through the mode at utmost of optimizing the node structure, improve the whole heat transfer resistance of building envelope, and then reduce building calorific loss, improve energy availability factor, thereby reach the energy-conserving requirement of building, make the building exterior window heat preservation design structure of building thermal insulation performance, it is safe reasonable, economy is suitable for.

Description

Nearly zero energy consumption building window heat preservation node structure

Technical Field

The utility model relates to a building door and window heat preservation node technical field especially relates to a nearly zero energy consumption building window heat preservation node structure.

Background

With the continuous increase of population, one-time performance source is continuously exhausted, negative influence of human beings on the environment is gradually intensified, climate change is global challenge faced by human beings at present, China proposes the goals of realizing carbon peak reaching in 2030 and carbon neutralization in 2060 in 2020, opens the international progress of China advancing into the carbon neutralization goal, and has important and profound significance.

The building industry is a big consumer of resource and energy consumption, faces the explosive demand formed by the growing population, reduces the building energy consumption and turns the building energy consumption to green energy and renewable energy, and becomes the problem to be solved urgently in the building industry. Under the background that the energy consumption of buildings, traffic and industry accounts for more than 90% of the total energy consumption, wherein the energy consumption of the buildings in the using process accounts for about 35%, the energy-saving potential of the buildings is huge, the energy consumption of the buildings is reduced in two aspects of construction energy consumption and energy consumption of the buildings in the using process respectively by the fabricated buildings and the buildings with near zero energy consumption, and objective realization conditions are created for the energy saving of the buildings.

The national authorities have started the construction and certification work of the near-zero energy consumption building demonstration project, but many problems still exist in the design and construction process of the actual project, and particularly, more intensive research and practice are needed in the near-zero energy consumption building field constructed in an assembly type building mode. The thermal bridge is a key point for increasing the energy consumption of the building, and researches show that the energy consumption loss generated by the thermal bridge accounts for 11% -29% of the whole heating energy consumption, the proportion is higher in a high-performance building, the building with nearly zero energy consumption needs an efficient external protective structure without the thermal bridge, the heat dissipation of a window accounts for more than 40% of the whole heat dissipation of the building, and therefore the design of the heat preservation and the air tightness of the window position is extremely important. However, there is currently a lack of a thermal bridge construction atlas suitable for use in a near-zero energy building envelope in our country to guide the design of a thermal bridge-free building envelope, and improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a nearly zero energy consumption building window heat preservation node structure.

In order to realize the purpose, the utility model adopts the following technical scheme:

a near-zero energy consumption building window heat preservation node structure comprises a wall body, a double-layer molded polyphenyl board outer wall outer heat preservation system structure, a double-layer rock wool strip fireproof isolation belt structure, a heat-insulation bridge broken anchoring structure, polyurethane foaming glue and a high-performance outer window structure, wherein the double-layer molded polyphenyl board outer wall outer heat preservation system structure and the double-layer rock wool strip fireproof isolation belt structure are arranged on the outer side of the wall body;

double-deck molding polyphenyl board outer wall external thermal insulation system structure and double-deck rock wool strip fire prevention median structure set up in turn, double-deck molding polyphenyl board outer wall external thermal insulation system structure and double-deck rock wool strip fire prevention median structure are connected through polyurethane foaming adhesive, the outer window structure of high performance sets up the lower extreme at the wall body, double-deck rock wool strip fire prevention median structure is connected in double-deck molding polyphenyl board outer wall external thermal insulation system structure through polyurethane foaming adhesive, double-deck molding polyphenyl board outer wall external thermal insulation system structure passes through the door and window connecting wire with the outer window structure of high performance and is connected.

Preferably, in order to reduce the design of heat transfer to the wall body, have better heat preservation and heat insulation performance, double-deck molding polyphenyl board outer wall outer insulation system structure includes screed-coat, inlayer tie coat, inlayer molding polyphenyl board, outer molding polyphenyl board, the fine screen cloth of the compound glass of rendering coat, finish coat, the screed-coat sets up the outside at the wall body, inlayer molding polyphenyl board passes through the inlayer tie coat to be fixed in the outside of screed-coat, outer molding polyphenyl board passes through the outer tie coat to be fixed in the outside of inlayer molding polyphenyl board, the fine screen cloth of the compound glass of rendering coat sets up the outside at outer molding polyphenyl board, the finish coat sets up the outside at the fine screen cloth of the compound glass of rendering coat.

Preferably, for the structure that makes the wall body have thermal-insulated, the function of fire prevention, double-deck rock wool strip fire prevention median structure includes inlayer rock wool strip, outer rock wool strip, median reinforcing net, inlayer rock wool strip and outer rock wool strip all set up the outside at the wall body, median reinforcing net sets up the outside at outer rock wool strip, the polyurethane foaming adhesive sets up the upper and lower both ends at inlayer rock wool silver and outer rock wool strip respectively.

Preferably, in order to fix the outside at the wall body with double-deck rock wool strip fire prevention median structure and double-deck moulding polyphenyl board outer wall external thermal insulation system structure more convenient, disconnected heat bridge anchor structure includes anchor assembly, disconnected heat bridge heat insulating block, anchor assembly's one end setting is in the wall body, double-deck moulding polyphenyl board outer wall external thermal insulation system structure and double-deck rock wool strip fire prevention median structure all pass through anchor assembly fixed connection in the outside of wall body.

Preferably, in order to install high-effect window inside the wall body, compare with current outer hanging window, strengthen its fixed security, the outer window structure of high performance includes the outer window of high performance, the outer window of high performance passes through the lower extreme of two-way fixed pulling-on piece setting at the wall body, the inboard subsides of the outer window of high performance have applied waterproof gas barrier membrane, the outside subsides of the outer window of high performance have applied waterproof ventilative membrane, be provided with low multiplying power polyurethane foaming adhesive between outer window of high performance and the wall body jointly.

Preferably, in order to prevent high performance outer window ponding, discharge water through the drainage slope, be provided with the line of dripping on the high performance outer window, one side of high performance outer window is equipped with the drainage slope, the slope of drainage slope is ten percent.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the use of the double-layer molded polystyrene board outer wall external thermal insulation system structure, the double-layer rock wool strip fireproof isolation belt structure and the high-performance outer window, can increase the air tightness structure, optimize the installation position of the high-performance outer window, improve the thermal resistance of the non-transparent outer peripheral protective structure, and the linear heat transfer coefficient around the external window is reduced to the maximum extent by optimizing the node structure, the integral heat transfer resistance of the building envelope structure is improved, thereby reducing the heat loss of the building and improving the energy use efficiency, thereby achieving the structure with the energy-saving requirement of the building, the heat transfer coefficient of the outer protective structure is low, especially, the design of reducing heat transfer is also carried out on the building outer wall part with relatively high heat transfer, the heat insulation performance is better, and simultaneously, on the premise of not influencing thermal performance, the high-efficiency window is arranged inside the wall body, and compared with the existing externally-hung window, the fixing safety of the high-efficiency window is enhanced;

2. by using the heat-insulation bridge anchoring structure, the double-layer molded polystyrene board external thermal insulation system structure and the double-layer rock wool strip fireproof isolation structure can be fixed on the wall body, so that the double-layer molded polystyrene board external thermal insulation system structure and the double-layer rock wool strip fireproof isolation structure are more stable and convenient to install on the wall body, and the structure is more convenient and stable in the assembling process;

to sum up, the utility model discloses can increase the gas tightness structure, optimize high performance exterior window mounted position, improve the thermal resistance of non-transparent outer envelope to reduce exterior window linear heat transfer coefficient all around through optimizing the mode of node structure in the at utmost, improve the whole heat transfer of building envelope and hinder, and then reduce building calorific loss, improve energy availability factor, thereby reach the building energy conservation requirement, make the building exterior window heat preservation design structure of building heat preservation performance, it is safe reasonable, economy is suitable for.

Drawings

Fig. 1 is a connecting structure diagram of a near-zero energy consumption building window heat preservation node structure provided by the utility model;

fig. 2 is the utility model provides a nearly zero energy consumption building window heat preservation node structure's partial structure schematic diagram.

In the figure: 1 wall body, 2 screed-coat, 3 inlayer tie coat, 4 inlayer molding polyphenyl board, 5 outer tie coats, 6 outer molding polyphenyl board, 7 rendering coat composite glass fiber net cloth, 8 finish coat, 9 inlayer rock wool strips, 10 outer rock wool strips, 11 median reinforcing mesh, 12 anchor assembly, 13 bridge cut-off heat insulation block, 14 polyurethane foaming adhesive, 15 high performance outer window, 16 waterproof gas barrier membrane, 17 low magnification polyurethane foaming adhesive, 18 waterproof ventilative membrane, 19 two-way fixed pulling-on piece, 20 lines that drip, 21 door and window connecting wire, 22 drainage slope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a nearly zero energy consumption building window insulation node structure, including wall 1, wall 1 is the basic unit of ALC building wall, wall 1 chooses to press the aerated concrete wallboard, compared with traditional reinforced concrete structure and ordinary building block, it has the performance advantage of light, easy to cut, low coefficient of thermal conductivity, environmental protection, the external insulation system structure of double-deck molding polyphenyl board includes the screed-coat 2, the inner tie coat 3, the molding polyphenyl board 4 of inner layer, the molding polyphenyl board 6 of outer layer, the compound glass fiber net cloth 7 of the plastering layer, the veneer 8, the screed-coat 2 is set up in the outside of wall 1, the screed-coat 2 can strengthen the bonding strength of the molding polyphenyl board 4 of inner layer and wall 1, improve the security, meanwhile, the screed-coat 2 has the characteristic of continuous compactness, can also be as the airtight layer of the building peripheral protective structure, prevent that the heat and cold volume that indoor outer air exchange arouses from losing, the screed-coat 2 sets up in the outside of wall body 1, inlayer molding polyphenyl board 4 passes through inlayer tie coat 3 to be fixed in the outside of screed-coat 2, outer molding polyphenyl board 6 passes through outer tie coat 5 to be fixed in the outside of inlayer molding polyphenyl board 4, inlayer tie coat 3 chooses for use bonding mortar to adopt the point frame method to be fixed in inlayer molding polyphenyl board 4 in the basic unit, outer tie coat 5 adopts full adhesion method to be fixed in outer molding polyphenyl board 6 on inlayer molding polyphenyl board 4, each patchwork 1/2 board length of direction about inlayer molding polyphenyl board 4 and outer molding polyphenyl board 6 is installed, avoid the through seam to appear the thermal bridge hidden danger.

Referring to fig. 1-2, the composite glass fiber mesh cloth 7 of the plastering layer is arranged on the outer side of the outer-layer molded polystyrene board 6, the veneer layer 8 is arranged on the outer side of the composite glass fiber mesh cloth 7 of the plastering layer, the composite glass fiber mesh cloth 7 of the plastering layer has good alkali resistance, flexibility and high tensile resistance in the longitudinal direction and the latitudinal direction, and can be widely applied to inner and outer walls of a building, heat preservation, water resistance, fire resistance, crack resistance and the like, the veneer layer 8 is arranged on the outermost layer of the wall body 1, the appearance of the wall body 1 can be improved, the attractiveness of the wall body 1 is improved, the double-layer rock wool strip fireproof isolation belt structure is arranged, the outer heat preservation system structure of the double-layer molded polystyrene board outer wall and the double-layer rock wool strip fireproof isolation belt structure are arranged on the outer side of the wall body 1 alternately, and the outer heat preservation system structure of the double-layer molded polystyrene board outer wall and the double-layer rock wool strip fireproof isolation belt structure are arranged alternately, so that the wall body 1 has high heat preservation effect In the fruit, improve wall body 1's fire behavior, double-deck rock wool strip fire prevention median structure includes inlayer rock wool strip 9, outer rock wool strip 10, median reinforcing net 11, inlayer rock wool strip 9 and outer rock wool strip 10 all set up the outside at wall body 1, inlayer rock wool strip 9 and outer rock wool strip 10 have high compressive strength and fire behavior, can increase wall body 1's fire prevention effect, median reinforcing net 11 sets up the outside at outer rock wool strip 10, can protect finish coat 8 through median reinforcing net 11, prevent finish coat 8 from splitting.

Referring to fig. 1-2, polyurethane foam adhesive 14 is respectively arranged at the upper and lower ends of an inner rock wool strip 9 and an outer rock wool strip 10, the inner rock wool strip 9 and the outer rock wool strip 10 can be filled at the plate seams of the inner molded polyphenyl board 4 and the outer molded polyphenyl board 6 through the polyurethane foam adhesive 14 to block the thermal bridge at the plate seams, enhance the thermal insulation performance of the system, and form a thermal bridge insulation structure, wherein the thermal bridge insulation structure comprises an anchoring part 12 and a thermal bridge insulation block 13, one end of the anchoring part 12 is arranged in the wall body 1, the outer thermal insulation system structure of the outer wall of the double-layer molded polyphenyl board and the fireproof insulation structure of the double-layer rock wool strip are fixedly connected to the outer side of the wall body 1 through the anchoring part 12, the inner rock wool strip 9 and the outer rock wool strip 10, the inner molded polyphenyl board 4 and the outer molded polyphenyl board 6 can be more stably arranged on the outer side of the wall body 1 through the anchoring part 12, before the anchoring piece 12 is installed, a hole is formed in the outer layer molded polystyrene board 6, the size of the hole is consistent with that of an anchoring disc of the anchoring piece 12, the anchoring piece 12 is fixed in the outer wall outer heat insulation system structure of the double-layer molded polystyrene board, and a heat-insulating bridge block 13 is arranged at the hole until the hole is flush with the outer layer molded polystyrene board 6.

Referring to fig. 1-2, the double-layer molded polystyrene board external thermal insulation system structure and the double-layer rock wool strip fireproof isolation structure are connected through polyurethane foaming glue 14, the polyurethane foaming glue 14 is a special polyurethane product which fills components such as polyurethane prepolymer, foaming agent, catalyst and the like into a pressure-resistant aerosol can and is commonly used for installing, filling joints and bonding doors and windows and the like, the leakage stoppage has the effects of heat preservation, sound insulation and water prevention, and is a high-performance outer window structure which comprises a high-performance outer window 15, wherein the high-performance outer window 15 is arranged at the lower end of a wall body 1 through a bidirectional fixing pulling piece 19, the high-performance outer window 15 is embedded in the wall body 1, the outer vertical surface of the high-performance outer window 15 is flush with the wall body 1, the outer heat preservation terminal position is 3-5 cm above the window frame of the high-performance outer window 15, the high-performance outer window 15 is fixed on the wall body 1 through the bidirectional fixing pulling piece 19, and a high-performance outer window 51 window lower opening section bar is fixed with a window sill through a special bearing section bar.

Referring to fig. 1-2, a waterproof air-barrier film 16 is attached to the inner side of a high-performance external window 15, a waterproof vapor-permeable film 18 is attached to the outer side of the high-performance external window 15, the high-performance external window 15 can be protected by the waterproof air-barrier film 16 and the waterproof vapor-permeable film 18, so that the high-performance external window 15 has a high-efficiency waterproof effect, a low-rate polyurethane foam adhesive 17 is commonly arranged between the high-performance external window 15 and a wall 1, a gap between the high-performance external window 15 and the wall 1 can be filled by the low-rate polyurethane foam adhesive 17, the high-temperature effect of the low-rate polyurethane foam adhesive 17 is excellent, the heat preservation effect between the high-performance external window 15 and the wall 1 can be improved by the low-rate polyurethane foam adhesive 17, a water dripping line 20 is arranged on the high-performance external window 15, a drainage slope 22 is arranged on one side of the high-performance external window 15, the drainage slope 22 is ten percent, and the high-performance external window structure is arranged at the lower end of the wall 1, double-deck rock wool strip fire prevention median structure passes through polyurethane foam adhesive 14 to be connected in double-deck molding polyphenyl board outer wall external insulation system structure, double-deck molding polyphenyl board outer wall external insulation system structure passes through door and window connecting wire 21 with high performance outer window structure and is connected, water on high performance outer window 15 can be discharged through the line 20 that drips, water drainage slope 22 is the structural shape of double-deck molding polyphenyl board outer wall external insulation system, can discharge water through water drainage slope 22, the condition of avoiding appearing ponding takes place.

The utility model discloses in, during the use: the leveling layer 2 can enhance the bonding strength of the inner molded polystyrene board 4 and the wall body 1 and improve the safety, meanwhile, the leveling layer 2 has the characteristics of continuity and compactness, can also be used as an airtight layer of a building external protective structure to prevent heat and cold loss caused by indoor and outdoor air exchange, the inner bonding layer 3 adopts bonding mortar to fix the inner molded polystyrene board 4 on the outer side of the wall body 1 by adopting a point-frame method, the outer bonding layer 5 adopts a full-bonding method to fix the outer molded polystyrene board 6 on the inner molded polystyrene board 4, the inner molded polystyrene board 4 and the outer molded polystyrene board 6 are arranged at intervals 1/2 in the vertical and left and right directions in a long way to avoid the hidden danger of heat bridge of the through seam, before the anchoring piece 12 is arranged, a hole is formed on the outer molded polystyrene board 6, the size of the hole is consistent with that of the anchoring piece 12, the anchoring piece 12 is fixed in the heat-insulation layer, and a heat-bridge-breaking heat-insulation block 13 is arranged at the hole until the hole is flush with the outer molded polystyrene board 6, the plate seams are filled with polyurethane foaming adhesive 14 to block heat bridges at the plate seams and enhance the heat insulation performance of the system.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a nearly zero energy consumption building window heat preservation node structure, includes wall body (1), the outer insulation system structure of double-deck molding polyphenyl board outer wall, double-deck rock wool strip fire prevention median structure, disconnected heat bridge anchor structure, polyurethane foaming adhesive (14), high performance outer window structure, its characterized in that: the double-layer molded polystyrene board outer wall external thermal insulation system structure and the double-layer rock wool strip fireproof isolation belt structure are arranged on the outer side of the wall body (1);

double-deck molding polyphenyl board outer wall external thermal insulation system structure and double-deck rock wool strip fire prevention median structure set up in turn, double-deck molding polyphenyl board outer wall external thermal insulation system structure and double-deck rock wool strip fire prevention median structure are connected through polyurethane foaming glue (14), the outer window structure of high performance sets up the lower extreme at wall body (1), double-deck rock wool strip fire prevention median structure is connected in double-deck molding polyphenyl board outer wall external thermal insulation system structure through polyurethane foaming glue (14), double-deck molding polyphenyl board outer wall external thermal insulation system structure passes through door and window connecting wire (21) with the outer window structure of high performance and is connected.

2. The near zero energy consumption building window insulation node structure of claim 1, wherein: the double-layer molding polyphenyl board outer wall external thermal insulation system structure comprises a leveling layer (2), an inner bonding layer (3), an inner molding polyphenyl board (4), an outer molding polyphenyl board (6), a plastering layer composite glass fiber mesh (7) and a decorative surface layer (8), wherein the leveling layer (2) is arranged on the outer side of a wall body (1), the inner molding polyphenyl board (4) is fixed on the outer side of the leveling layer (2) through the inner bonding layer (3), the outer molding polyphenyl board (6) is fixed on the outer side of the inner molding polyphenyl board (4) through the outer bonding layer (5), the plastering layer composite glass fiber mesh (7) is arranged on the outer side of the outer molding polyphenyl board (6), and the decorative surface layer (8) is arranged on the outer side of the plastering layer composite glass fiber mesh (7).

3. The near zero energy consumption building window insulation node structure of claim 1, wherein: double-deck rock wool strip fire prevention median structure includes inlayer rock wool strip (9), outer rock wool strip (10), median reinforcing net (11), inlayer rock wool strip (9) and outer rock wool strip (10) all set up the outside in wall body (1), median reinforcing net (11) sets up the outside at outer rock wool strip (10), polyurethane foaming adhesive (14) set up the upper and lower both ends at inlayer rock wool strip (9) and outer rock wool strip (10) respectively.

4. The near zero energy consumption building window insulation node structure of claim 1, wherein: the broken heat bridge anchoring structure comprises an anchoring piece (12) and a broken heat bridge heat insulation block (13), one end of the anchoring piece (12) is arranged in the wall body (1), and the double-layer molded polystyrene board outer wall outer heat insulation system structure and the double-layer rock wool strip fireproof isolation belt structure are fixedly connected to the outer side of the wall body (1) through the anchoring piece (12).

5. The near zero energy consumption building window heat preservation node structure of claim 1, characterized in that: the high-performance external window structure comprises a high-performance external window (15), wherein the high-performance external window (15) is arranged at the lower end of the wall body (1) through a two-way fixing pull piece (19), a waterproof air-isolating film (16) is pasted on the inner side of the high-performance external window (15), a waterproof breathable film (18) is pasted on the outer side of the high-performance external window (15), and a low-rate polyurethane foaming adhesive (17) is arranged between the high-performance external window (15) and the wall body (1) together.

6. The near zero energy consumption building window insulation node construction of claim 5, wherein: be provided with on high performance exterior window (15) and drip lines (20), one side of high performance exterior window (15) is equipped with drainage slope (22), the slope of drainage slope (22) is ten percent.

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