CN211816896U - Cantilever structure of ultra-low energy light wood structure building - Google Patents

Abstract

The utility model discloses a cantilever structure of an ultra-low energy consumption light wood structure building, which comprises a horizontally extending cantilever floor and a longitudinally extending cantilever wall. . The cantilevered floor slab includes a first thermal insulation structure, a first load-bearing balsa wood structure and a second thermal insulation structure arranged in sequence, and the cantilever wall includes a third thermal insulation structure, a second load-bearing balsa wood structure and a fourth thermal insulation structure arranged in sequence. Each load-bearing balsa wood structure is a closed cavity structure with thermal insulation material inside. Both sides of each load-bearing light wood structure are covered with thermal insulation structure, and with its own thermal insulation effect, a triple thermal insulation effect is formed, which improves the thermal insulation and thermal insulation capacity of the wooden building, reduces the building heating load and energy consumption, and saves energy and heat preservation. The structural wrapping solves the problem that the existing wooden buildings are prone to cold bridges and affects the building quality, and also avoids the serious deformation of the load-bearing layer due to overheating, and protects the load-bearing layer from harm, thereby prolonging the service life.

Description

Cantilever structure of ultra-low energy light wood structure building

technical field

The utility model relates to the technical field of construction, in particular to a cantilevered structure of an ultra-low energy consumption light wood structure building.

Background technique

In the prior art, in the field of construction engineering, general buildings are mostly concrete structures. However, the concrete used in the construction of high-rise buildings will generate a large amount of carbon dioxide during production, which will cause a greenhouse effect and destroy the ecological balance. Along with the greenhouse effect, all kinds of natural disasters are also coming one after another. In recent years, wood-structured buildings have begun to come into people's sight, among which the cantilevered structure is one of the important structural nodes, and it mostly appears in the position of the balcony and other prominent buildings. The cantilever structure of the existing wood structure building is directly made of wood as the wall, and the inner side is provided with thermal insulation materials. However, the thermal insulation effect is poor, and the wood is exposed to direct sunlight and overheated and deformed, which is prone to cold bridge phenomenon, which seriously damages the load-bearing structure of the building and shortens the service life of the building. Therefore, it is necessary to provide a cantilever structure of a new type of wooden structure to meet the use requirements of wooden buildings during construction.

Utility model content

The purpose of the present utility model is to provide a cantilever structure of an ultra-low energy consumption light wood structure building, so as to solve the problems raised in the above background technology.

The purpose of this utility model is to realize through the following technical solutions:

The utility model provides a cantilevered structure of an ultra-low energy consumption light wood structure building, comprising a cantilevered floor slab extending laterally and connected with the main body of the building, and a cantilevered floor slab extending longitudinally, intersecting and connecting with the cantilevered floor slab A cantilevered wall, the cantilevered floor protrudes out of the building body; the cantilevered floorboard includes a first load-bearing balsa wood structure connected with the building body, and the cantilevered wall includes a first load-bearing balsa wood structure connected to the building body The second load-bearing balsa wood structure intersecting and connecting the balsa wood structures, the first load-bearing balsa wood structure and the second load-bearing balsa wood structure both include a first wood keel frame and two balsa wood structures respectively disposed on the first wood keel frame. OSB board on the side to form a closed cavity structure, the closed cavity structure is filled with thermal insulation material; the cantilevered floor also includes a first thermal insulation structure and For the second thermal insulation structure, the cantilevered wall further includes a third thermal insulation structure and a fourth thermal insulation structure respectively arranged on both sides of the second load-bearing balsa wood structure.

Preferably, the third thermal insulation structure comprises a second wooden keel frame connected to the second load-bearing balsa wood structure and a thermal insulation material filled into the second wooden joist frame, the second wooden keel frame is far away from the One side of the second load-bearing balsa wood structure is provided with an inner wall.

Preferably, a wall radiation system for adjusting indoor temperature is arranged between the inner wall surface and the third thermal insulation structure.

Preferably, dry mortar is filled between the first load-bearing balsa wood structure and the first thermal insulation structure, and a first protective layer is laid at the contact position between the dry mortar and the first load-bearing balsa wood structure, and the A resin floor is provided on the side of the first heat preservation structure away from the first load-bearing balsa wood structure, and a second protective layer is laid on the contact position of the resin floor and the first heat preservation structure.

Preferably, a side of the fourth thermal insulation structure away from the second load-bearing balsa wood structure is further provided with an external facade paint layer.

Preferably, the first thermal insulation structure is an impact-resistant and sound-insulating cotton board.

Preferably, the cantilever wall is further inlaid with a window, and the window includes a window frame connected to the cantilever wall and glass arranged in the window frame. The seam position is provided with a sealing structure.

Preferably, a self-supporting roller blind capable of shielding the glass is further provided in the cantilever wall to provide shade protection.

Preferably, a support structure for installing the self-supporting roller blind is arranged in the cantilever wall, and the support structure is fixedly connected with the second load-bearing balsa wood structure.

Preferably, the first load-bearing balsa wood structure and the second load-bearing balsa wood structure are vertically connected by right-angle connectors, and the right-angle connectors are respectively connected with the first load-bearing balsa wood structure and the second load-bearing balsa wood structure The structures are fixedly connected, and a sealing structure is provided at the corner joint position formed by the first load-bearing balsa wood structure and the second load-bearing balsa wood structure.

In the technical solution provided by the present utility model, a cantilever structure of an ultra-low energy consumption light wood structure building includes a cantilevered floor slab extending laterally and connected with the main body of the building, and a cantilevered floor slab extending longitudinally, intersecting and connecting with the cantilevered floor slab The cantilevered wall, the cantilevered floor protrudes out of the main body of the building; the cantilevered floor includes a first load-bearing balsa wood structure connected to the main body of the building, and the cantilever wall includes a second load-bearing light wood structure that intersects and connects with the first load-bearing balsa wood structure The wood structure, the first load-bearing balsa wood structure and the second load-bearing balsa wood structure all include a first wood keel frame and OSB boards respectively arranged on both sides of the first wood keel frame to form a closed cavity structure, and inside the closed cavity structure Filled with thermal insulation material; the cantilevered floor slab further includes a first thermal insulation structure and a second thermal insulation structure respectively arranged on both sides of the first load-bearing balsa wood structure, and the cantilevered wall also includes a second thermal insulation structure respectively arranged on both sides of the second load-bearing balsa wood structure. The third thermal insulation structure and the fourth thermal insulation structure. In this way, thermal insulation structures are installed on both sides of each load-bearing light wood structure of the cantilever structure, and the thermal insulation effect held by the load-bearing layer itself forms a triple thermal insulation effect in the building structure, thereby improving the thermal insulation capacity of the wooden building. Reduce heat exchange with the outside world, reduce building energy consumption, save energy and heat preservation, and the wood of the load-bearing layer is wrapped by the heat preservation structure, which is isolated from the outside world, which greatly reduces the appearance of cold bridges, and solves the problem of cold bridges that are prone to occur in wooden buildings in the prior art. The problem that affects the quality of the building structure also avoids the serious deformation of the load-bearing layer due to overheating, and protects the load-bearing layer from harm, thereby prolonging the service life. The load-bearing light wood structure constitutes a flexible structure with great structural redundancy and deformation capacity within a certain range. It can consume energy through its own deformation, improve the overall safety, and reduce the structural weight to a certain extent. Good seismic performance of "overcoming rigidity with softness".

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the cantilever structure schematic diagram of the ultra-low energy consumption light wood structure building in the embodiment of the present utility model;

Fig. 2 is the structural representation one of the cantilever wall in the embodiment of the present utility model;

3 is a second structural schematic diagram of a cantilever wall in an embodiment of the present invention;

Fig. 4 is an enlarged view at B in Fig. 1;

FIG. 5 is an overall schematic diagram of an ultra-low energy consumption light wood structure building in an embodiment of the present invention.

In Figures 1-5:

1- cantilevered floor; 11- resin floor; 12- second protective layer; 13- first thermal insulation structure; 14- dry mortar; 15- first protective layer; 16- first load-bearing balsa wood structure; 17- second Insulation structure; 2- cantilever wall; 21- inner wall; 22- wall radiation system; 23- third insulation structure; 231- second wooden keel frame; 232- thermal insulation material; 24- second load-bearing balsa wood structure ; 25- Fourth thermal insulation structure; 26- Facade paint layer; 3- Building main body; 4- First wooden keel frame; 5- OSB board; 6- Windows; 61- Window frame; Load-bearing roller blinds; 8-right angle connectors.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present invention will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other implementations obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present invention.

Hereinafter, the embodiments will be described in detail with reference to the accompanying drawings. In addition, the embodiments shown below do not have any limiting effect on the content of the utility model described in the claims. In addition, the whole content of the structure shown in the following embodiment is not limited to what is necessary for the solution of the invention described in the claim.

It should be noted that the “horizontal” and “longitudinal” directions mentioned in the text refer to the placement state of the cantilevered structure of the ultra-low-energy light wood structure building as shown in Figure 1, that is, the left and right directions in the figure are: Horizontally, the up and down direction in the figure is vertical.

Referring to Figures 1-5, the cantilevered structure of the ultra-low energy consumption light wood structure building provided by this embodiment includes a cantilevered floor 1 extending laterally and connected to the building main body 3, and a cantilevered floor 1 extending longitudinally and connected to the cantilever Floor slabs 1 intersect and connect cantilever walls 2. Fig. 5 is an overall schematic diagram of a light wood structure building under an embodiment. The dotted line frame in the figure indicates the location of the cantilevered structure. Of course, the building shape structure is not limited to that shown in Fig. 5, and its specific form is in accordance with the actual architectural drawings. Design Build. As shown in FIG. 1 , the left end of the cantilevered floor 1 protrudes out of the building body 3 , is suspended, and is connected to the cantilevered wall 2 . The cantilevered floor 1 includes a first load-bearing balsa wood structure 16 connected to the building body 3, and the cantilever wall 2 includes a second load-bearing balsa wood structure 24 that intersects and connects with the first load-bearing balsa wood structure 16, forming a cantilevered structure The load-bearing layer is used as the main support structure. The cantilevered floor 1 further includes a first thermal insulation structure 13 and a second thermal insulation structure 17 respectively arranged on both sides of the first load-bearing balsa wood structure 16 , and the cantilever wall 2 also includes a first thermal insulation structure 13 and a second thermal insulation structure 17 respectively arranged on both sides of the second load-bearing balsa wood structure 24 . The third thermal insulation structure 23 and the fourth thermal insulation structure 25 . Specifically, as shown in FIG. 1 , the top of the first load-bearing balsa wood structure 16 is the first thermal insulation structure 13 and the bottom is the second thermal insulation structure 17 , and the right side of the second load-bearing balsa wood structure 24 is the third thermal insulation structure 23 and the left side. It is the fourth thermal insulation structure 25 . Both the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24 include a first wooden keel frame 4 and OSB boards (Oriented Strand Board, oriented strand board) 5 respectively disposed on both sides of the first wooden keel frame 4 to form a The closed cavity structure is filled with thermal insulation material. The balsa wood structure uses wood joists as the load-bearing wood frame, combined with the use of cladding panels OSB panels, to form the structural foundation of the building, which provides rigidity, provides support for interior finishes and cladding, and leaves space for the placement of thermal insulation materials. In this way, the light wood structure constitutes a flexible structure. First of all, the structure has a light weight, and the smaller the weight, the less the earthquake will be. Second, the cladding panels also play a key role in resisting lateral forces through shear walls and lateral bracing. Finally, the light-weight wooden structure with dense small sections has great structural redundancy and deformation capacity within a certain range. The structure can consume energy through its own deformation, further improving the overall safety and resisting conditions such as earthquakes and wind.

In this way, thermal insulation structures are installed on both sides of each load-bearing light wood structure of the cantilever structure, and the thermal insulation effect held by the load-bearing layer itself forms a triple thermal insulation effect in the building structure, thereby improving the thermal insulation capacity of the wooden building. Reduce heat exchange with the outside world, reduce building energy consumption, save energy and heat preservation, and the wood of the load-bearing layer is wrapped by the heat preservation structure, which is isolated from the outside world, which greatly reduces the appearance of cold bridges, and solves the problem of cold bridges that are prone to occur in wooden buildings in the prior art. The problem that affects the quality of the building structure also avoids the serious deformation of the load-bearing layer due to overheating, and protects the load-bearing layer from harm, thereby prolonging the service life. The load-bearing light wood structure constitutes a flexible structure with great structural redundancy and deformation capacity within a certain range. It can consume energy through its own deformation, improve the overall safety, and reduce the structural weight to a certain extent. Good seismic performance of "overcoming rigidity with softness". Compared with concrete buildings, light wood buildings have the characteristics of energy saving, high efficiency, safety and health, simple construction and convenient maintenance.

In this embodiment, the third thermal insulation structure 23 includes a second wooden keel frame 231 connected to the second load-bearing balsa wood structure 24 and a thermal insulation material 232 filled in the second wooden keel frame 231. The second wooden keel frame 231 An inner wall 21 is provided on the side away from the second load-bearing balsa wood structure 24 . The second wooden keel frame 231 is composed of wooden keels arranged at intervals, thereby forming a cavity in which thermal insulation materials such as thermal insulation rock wool or glass wool can be placed, and the wooden keels are fixedly connected to the main load-bearing structure. The inner wall 21 can be made of fireproof gypsum board or inner hanging board. Fireproof gypsum board not only has the characteristics of sound insulation, heat insulation, heat preservation, light weight, high strength and small shrinkage rate of general paper gypsum board, but also has high fire resistance performance. , The fire prevention time is more than one hour, if a fire occurs, it can effectively block the spread of the flame and gain valuable time for escape. The inner hanging board is a commonly used material in building construction, which can not only decorate the interior wall, but also play the role of fire prevention and sound insulation. In this way, the third thermal insulation structure forms a working cavity, which not only plays the role of thermal insulation, but also allows pipelines to pass through the thermal insulation material, so as to avoid damage to the load-bearing layer or inner wall. The wiring is convenient and reliable, and does not affect the structure of the load-bearing wall. Keep the interior walls clean and beautiful.

In addition, a wall radiation system 22 for adjusting the indoor temperature is arranged between the inner wall surface 21 and the third thermal insulation structure 23 . The wall radiation system 22 can be fixedly connected to the second wooden keel frame 231 so as to be connected to the load-bearing layer, and the installation is firm and reliable. The wall radiation system 22 is to lay the serpentine coils in the inner wall 21, and the cantilever wall 2 is heated or cooled by circulating water through the pipes. In summer, cold water is introduced into the pipe, and the cold water absorbs indoor heat through the cooling cantilever wall 2 to maintain a comfortable indoor temperature and achieve a constant temperature; in winter, hot water is introduced into the pipe to radiate heat to the room. In this way, the wall radiant system combined with the establishment of the thermal insulation structure jointly builds a constant temperature and energy-saving indoor environment, so that the indoor free temperature is as close as possible to the indoor comfortable temperature range, improving human comfort, so as to achieve the purpose of reducing indoor heating and cooling loads, and further reduce The building energy consumption is reduced, and the ultra-low energy consumption light wood structure building is formed to achieve the purpose of energy saving, environmental protection and ultra-low energy consumption.

As shown in FIG. 1 , dry mortar 14 is filled between the first load-bearing balsa wood structure 16 and the first thermal insulation structure 13 , and the dry mortar 14 can be used directly after being mixed with water, which can be used for bonding, lining, protection and decoration. It can effectively bond the thermal insulation structure. The contact position between the dry mortar 14 and the first load-bearing balsa wood structure 16 is laid with a first protective layer 15. For example, pure aluminum foil commonly used in construction, that is, aluminum dioxide, is used as the isolation protective layer, which can prevent the water penetration when plastering the mortar. into the first load bearing balsa wood structure 16 and damage the load bearing layer. A resin floor 11 is provided on the side of the first thermal insulation structure 13 away from the first load-bearing balsa wood structure 16. The resin floor is flat and seamless, wear-resistant and pressure-resistant, and has the advantages of beautiful appearance, moisture-proof, impermeability, anti-static, and anti-corrosion. Clean and durable. A second protective layer 12 is laid on the contact position between the resin floor 11 and the first thermal insulation structure 13 , that is, a layer of floor mat is added to facilitate laying the resin floor, keep the ground flat, and also protect the thermal insulation material.

In the present embodiment, the side of the fourth thermal insulation structure 25 away from the second load-bearing balsa wood structure 24, that is, the left side of the fourth thermal insulation structure 25, is also provided with an exterior facade paint layer 26 for exterior wall decoration. When choosing exterior wall coatings, it is required to have excellent color retention and maintain the original decorative properties for a long time. Since the coating is exposed to the atmosphere, it has to withstand the effects of wind, sunlight, salt spray corrosion, rain, cold and heat changes, etc., and should have good weather resistance, stain resistance, water resistance and mildew resistance. . In order to keep the wall flat and smooth for a long time, it should also have a good elastic elongation rate to better adapt to the cracking of the surface layer due to the deformation of the thermal insulation base layer, and have a covering effect on the small cracks in the base layer, so as to maintain a good Insulation.

Specifically, the first thermal insulation structure 13 is an impact-resistant and sound-insulating cotton board, which can isolate sound transmission, create a comfortable and quiet indoor environment, protect personal privacy, and also have the advantages of thermal insulation, flame retardant and moisture resistance, and effectively play a role in thermal insulation. , and at the same time use its better impact resistance to effectively improve the quality of the cantilevered floor and prolong the service life. The second thermal insulation structure 17 and the fourth thermal insulation structure 25 may adopt common thermal insulation materials such as rock wool or glass wool.

Cantilever structures are commonly found at cantilevered extension positions such as windowsills and balconies, so generally, the cantilever wall 2 is also embedded with windows 6 to transmit light and increase indoor light. The window 6 includes a window frame 61 connected to the cantilever wall 2 and a glass 62 arranged in the window frame 61. The glass 62 is multi-layered to enhance the sound insulation effect, and the joint position between the window frame 61 and the cantilever wall 2 is provided with a seal. structure. As shown at A in Figure 1, the joint of the window must be sealed with a sealing strip to prevent wind from penetrating inward from the gap. As shown in Figures 2 and 3, which are schematic diagrams of the structure of the upper and lower ends of the window 6, respectively, it can be seen from the figures that each gap is filled with sealing strips. In this way, the joints existing between the windows and the cantilevered wall are sealed to avoid indoor and outdoor air leakage caused by the installation of the windows, thereby ensuring the thermal insulation and sound insulation effect of the cantilevered structure.

The cantilever wall 2 is also provided with a self-supporting roller blind 7 capable of shielding the glass 62 for providing shade protection. As shown in FIG. 2, a support structure for installing the self-supporting roller blind 7 is arranged in the cantilever wall 2, and the support structure is fixedly connected with the second load-bearing balsa wood structure 24, so that the self-supporting roller blind is installed on the main support structure, and it is safe to reliable. The support structure may be enclosed by gypsum board and filled with insulation material on the side adjacent to the second load bearing balsa wood structure 24 . Gypsum board can be applied to the reinforcing cloth to achieve the purpose of reinforcing and strengthening structural members and improving the mechanical performance. It is a very simple and excellent method of strengthening.

As shown in FIG. 4 , the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24 are vertically connected by right-angle connectors 8 , and the size of the right-angle connectors 8 is determined according to the needs of structural calculation. The right-angle connectors 8 are respectively fixedly connected to the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24 through fasteners such as screws, and the number and size of the fasteners are determined according to the needs of structural calculation. A sealing structure is provided at the joint position of the corner formed by the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24. For example, the joint is sealed with a neoprene rubber strip, so that the corners of the two perpendicular load-bearing boards are sealed. , to ensure the impermeability of the connection structure, and to ensure that sound, air, etc. will not leak from the gap. The right-angle connector 8 and the load-bearing structure are also sealed by hand-applied adhesive tape to reduce the risk of sound transmission at the joints of the components. In addition, as shown in FIG. 1 , when the cantilevered floor 1 is connected to the load-bearing structure of the main building body 3, it is also set in the same manner as the above-mentioned connection between the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24, so as to ensure the overall construction of the building. The connection is safe and reliable, and the air tightness is good.

It should be noted that devices or components with different functions in the above-mentioned embodiments can be combined. The connected cantilevered floor 1 and the cantilevered wall 2 extending longitudinally, intersecting and connected with the cantilevered floor 1 , the cantilevered floor 1 protruding out of the building main body 3 . The cantilevered floor 1 includes a first load-bearing balsa wood structure 16 connected with the building body 3 , the cantilever wall 2 includes a second load-bearing balsa wood structure 24 intersecting and connected with the first load-bearing balsa wood structure 16 , the first load-bearing balsa wood structure 24 Both the structure 16 and the second load-bearing balsa wood structure 24 include a first wooden keel frame 4 and OSB boards 5 respectively arranged on both sides of the first wooden keel frame 4 to form a closed cavity structure, and the closed cavity structure is filled with thermal insulation. Material. The cantilevered floor slab 1 further includes a first thermal insulation structure 13 and a second thermal insulation structure 17 respectively disposed on both sides of the first load-bearing balsa wood structure 16 , and the first thermal insulation structure 13 is an impact-resistant and sound-insulating cotton board. Dry mortar 14 is filled between the first load-bearing balsa wood structure 16 and the first thermal insulation structure 13 , a first protective layer 15 is laid at the contact position between the dry mortar 14 and the first load-bearing balsa wood structure 16 , and the first thermal insulation structure 13 is far away from the first thermal insulation structure 13 . One side of a load-bearing balsa wood structure 16 is provided with a resin floor 11 , and a second protective layer 12 is laid at the contact position of the resin floor 11 and the first thermal insulation structure 13 . The cantilever wall 2 further includes a third thermal insulation structure 23 and a fourth thermal insulation structure 25 respectively disposed on both sides of the second load-bearing balsa wood structure 24 . The third thermal insulation structure 23 includes a second wooden keel frame 231 connected with the second load-bearing balsa wood structure 24 and a thermal insulation material 232 filled in the second wooden keel frame 231 . An inner wall 21 is provided on the side of the second wooden keel frame 231 away from the second load-bearing balsa wood structure 24 , and a wall radiation system 22 for adjusting indoor temperature is arranged between the inner wall 21 and the third thermal insulation structure 23 . A side of the fourth thermal insulation structure 25 away from the second load-bearing balsa wood structure 24 is further provided with an exterior facade paint layer 26 .

In this embodiment, the cantilever wall 2 is also inlaid with a window 6 , and the window 6 includes a window frame 61 connected to the cantilever wall 2 and a glass 62 arranged in the window frame 61 . The seam position is provided with a sealing structure. The cantilever wall 2 is provided with a self-supporting roller blind 7 capable of shielding the glass 62 for providing shade protection. The cantilever wall 2 is also provided with a support structure for installing the self-supporting roller blind 7 , and the support structure is fixedly connected with the second load-bearing balsa wood structure 24 to ensure that the self-supporting roller blind 7 is firmly fixed. The first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24 are vertically connected by right-angle connectors 8, and the right-angle connectors 8 are respectively fixedly connected to the first load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24, and the first load-bearing balsa wood structure 24 is connected vertically. A sealing structure is provided at the corner joint position formed by the load-bearing balsa wood structure 16 and the second load-bearing balsa wood structure 24 .

In this way, thermal insulation structures are installed on both sides of each load-bearing light wood structure of the cantilever structure, and the thermal insulation effect held by the load-bearing layer itself forms a triple thermal insulation effect in the building structure, thereby improving the thermal insulation capacity of the wooden building. Reduce heat exchange with the outside world, reduce building energy consumption, save energy and heat preservation, and the wood of the load-bearing layer is wrapped by the heat preservation structure, which is isolated from the outside world, which greatly reduces the appearance of cold bridges, and solves the problem of cold bridges that are prone to occur in wooden buildings in the prior art. The problem that affects the quality of the building structure also avoids the serious deformation of the load-bearing layer due to overheating, and protects the load-bearing layer from harm, thereby prolonging the service life. The wall radiant system combined with the establishment of the thermal insulation structure jointly builds a constant temperature and energy-saving indoor environment, making the indoor free temperature as close as possible to the indoor comfortable temperature range, improving human comfort, so as to achieve the purpose of reducing indoor heating and cooling load, and further reduce the Building energy consumption, forming ultra-low energy consumption light wood structure buildings, to achieve the purpose of energy saving, environmental protection and ultra-low energy consumption. The load-bearing light wood structure constitutes a flexible structure with great structural redundancy and deformation capacity within a certain range. It can consume energy through its own deformation, improve the overall safety, and reduce the structural weight to a certain extent. Good seismic performance of "overcoming rigidity with softness". The third thermal insulation structure forms a working cavity, which not only plays a role in thermal insulation, but also allows pipelines to pass through the thermal insulation material to avoid damage to the load-bearing layer or inner wall. The face is neat and beautiful. The joints of load-bearing structures, components such as window joints, fasteners and other joints are sealed, which effectively avoids the risk of sound transmission and air infiltration at the joints and ensures good air tightness. Therefore, in this embodiment, the cantilever structure of the light wood structure is scientifically designed for the node structure, and it is not simply used as a wall or floor. Compared with the concrete structure, the light wood structure is energy-saving, efficient and safe With the characteristics of well-being, simple construction and convenient maintenance, it has achieved the goal of ultra-low energy consumption, energy saving and heat preservation.

The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The overhanging structure of the light wood structure building with ultralow energy consumption is characterized by comprising an overhanging floor slab (1) which extends along the transverse direction and is connected with a building main body (3) and an overhanging wall (2) which extends along the longitudinal direction, is intersected with and is connected with the overhanging floor slab (1), wherein the overhanging floor slab (1) extends out of the building main body (3); the overhanging floor slab (1) comprises a first bearing light wood structure (16) connected with the building main body (3), the overhanging wall (2) comprises a second bearing light wood structure (24) intersected and connected with the first bearing light wood structure (16), the first bearing light wood structure (16) and the second bearing light wood structure (24) respectively comprise a first wood keel frame (4) and OSB plates (5) respectively arranged on two sides of the first wood keel frame (4) to form a closed cavity structure, and heat insulation materials are filled in the closed cavity structure; the cantilever floor slab (1) further comprises a first heat insulation structure (13) and a second heat insulation structure (17) which are arranged on two sides of the first bearing balsa wood structure (16), and the cantilever wall (2) further comprises a third heat insulation structure (23) and a fourth heat insulation structure (25) which are arranged on two sides of the second bearing balsa wood structure (24).

2. The overhanging structure of ultra-low energy consumption light-weight timber structure building as claimed in claim 1, wherein the third insulation structure (23) comprises a second timber joist frame (231) connected to the second load-bearing light-weight timber structure (24) and insulation material (232) filled in the second timber joist frame (231), and an inner wall surface (21) is provided on one side of the second timber joist frame (231) far away from the second load-bearing light-weight timber structure (24).

3. The overhanging structure of the ultra-low energy consumption light wood structure building as claimed in claim 2, wherein a wall surface radiation system (22) for adjusting indoor temperature is provided between the inner wall surface (21) and the third insulation structure (23).

4. The overhanging structure of ultra-low energy consumption light-weight wood structure building as claimed in claim 1, wherein a dry mortar (14) is filled between the first load-bearing light-weight wood structure (16) and the first heat-preserving structure (13), a first protective layer (15) is laid at the contact position of the dry mortar (14) and the first load-bearing light-weight wood structure (16), a resin ground (11) is arranged at the side of the first heat-preserving structure (13) far away from the first load-bearing light-weight wood structure (16), and a second protective layer (12) is laid at the contact position of the resin ground (11) and the first heat-preserving structure (13).

5. The overhanging structure of ultra-low energy consumption balsa wood structural building of claim 1, wherein the side of the fourth insulation structure (25) remote from the second load-bearing balsa wood structure (24) is further provided with a facade coating (26).

6. The overhanging structure of ultra-low energy consumption light-weight timber structure building of claim 1, wherein the first insulation structure (13) is an impact-resistant soundproof cotton board.

7. The cantilever structure of an ultra-low energy consumption light wood structure building, as claimed in claim 1, wherein the cantilever wall (2) is further embedded with a window (6), the window (6) comprises a window frame (61) connected with the cantilever wall (2) and a glass (62) arranged in the window frame (61), and a sealing structure is arranged at the joint position of the window frame (61) and the cantilever wall (2).

8. The cantilever structure of ultra-low energy consumption light-weight wood structure building as claimed in claim 7, wherein a self-supporting roller curtain (7) capable of shielding the glass (62) is further provided in the cantilever wall (2) for providing shading protection.

9. The cantilever structure of ultra-low energy consumption light-weight wood structure building, according to claim 8, wherein a support structure for mounting the self-bearing roller blind (7) is arranged in the cantilever wall (2), and the support structure is fixedly connected with the second load-bearing balsa wood structure (24).

10. The overhanging structure of ultra-low energy consumption balsa structure building as claimed in claim 1, wherein the first load-bearing balsa structure (16) and the second load-bearing balsa structure (24) are vertically connected by a right angle connector (8), the right angle connector (8) is fixedly connected with the first load-bearing balsa structure (16) and the second load-bearing balsa structure (24) respectively, and a sealing structure is arranged at the corner joint position formed by the first load-bearing balsa structure (16) and the second load-bearing balsa structure (24).

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