Outer wall body heat preservation structure

Abstract

The utility model relates to the technical field of outer wall body structures, and discloses an outer wall body heat preservation structure which comprises a pouring formwork, and a heat preservation layer, a waterproof layer and an outer decoration layer are sequentially arranged on one side face of the pouring formwork from inside to outside; the faces, close to each other, of the heat preservation layer and the waterproof layer are both arranged to be in a sawtooth shape, and the heat preservation layer and the waterproof layer are bonded through waterproof sealant. According to the outer wall body heat preservation structure, by adopting the design of the zigzag heat preservation layer and the waterproof layer, the contact area between the heat preservation layer and the waterproof layer is increased, the conditions of deviation and seam opening possibly occurring in the pouring and long-term using process are effectively avoided, and the binding force between the heat preservation structure and the wall body base layer is remarkably improved; the stability and firmness of the whole structure are enhanced, the outer wall structure is effectively fixed before pouring through the combination of a pull ring, a pull rod and an L-shaped locking rod, the tedious process of punching and fixing after building is avoided, it is guaranteed that the mechanical strength of a concrete wall is not damaged, and the binding force of the heat preservation structure is further improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of external wall body structures, in particular to an external wall body thermal insulation structure. BACKGROUND

[0002] With the continuous development of modern building technology, building thermal insulation external wall structures play a crucial role in improving the energy efficiency and comfort of buildings.

[0003] The existing patent (publication number: CN213773876U) discloses a building thermal insulation external wall structure, which comprises a wall base layer, an external wall is arranged on the outer side of the wall base layer, the external wall comprises an inorganic active thermal insulation mortar layer and an EPS foam board, the EPS foam board is arranged on the outer side of the inorganic active thermal insulation mortar layer, a sound insulation board is arranged on the outer side of the EPS foam board, a heat insulation layer is arranged on the outer side of the sound insulation board, a connecting pipe is embedded on the outer side of the wall base layer at equal intervals, and a positioning pipe is arranged on the external wall at equal intervals, so that the internal main structure is prevented from being subjected to large temperature changes, the durability of the main structure is effectively improved, the service life of the building is prolonged, the stability and firmness of the connection between the wall base layer and the external wall are improved, stress caused by structural deformation due to temperature changes is avoided, the external wall is effectively insulated, and large temperature changes in the wall body caused by outdoor climate conditions are avoided.

[0004] The EPS foam board of the above-mentioned external wall structure is arranged on the outer side of the inorganic active thermal insulation mortar layer, the sound insulation board is arranged on the outer side of the EPS foam board, and the heat insulation layer is arranged on the outer side of the sound insulation board, which are connected through a bonding layer. However, in the actual construction process, it is difficult to ensure that the adhesive of the bonding layer is completely uniform, which may cause small gaps between the thermal insulation structures. In addition, with the passage of time, the adhesive may lose its adhesion due to aging, thereby further exacerbating the formation and expansion of the gaps. The existence of these gaps not only affects the overall thermal insulation effect of the thermal insulation wall, but also may become a channel for water and air penetration, thereby posing a potential threat to the structure and durability of the building. CONTENT OF THE UTILITY MODEL

[0005] In view of the deficiencies of the prior art, the external wall body thermal insulation structure provided by the application has the advantages of stable connection and fast construction efficiency, and solves the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the application provides the following technical solution: an external wall body thermal insulation structure, comprising a pouring formwork, a thermal insulation layer, a waterproof layer and an outer decorative layer are arranged on one side of the pouring formwork from inside to outside.

[0007] The side of the thermal insulation layer and the waterproof layer close to each other is serrated, and the thermal insulation layer and the waterproof layer are bonded by waterproof sealant.

[0008] The waterproof layer is fixedly connected with two groups of pull rings on the side close to the heat preservation layer, the interior of each group of pull rings is provided with a pull rod, the both ends of each pull rod are sleeved with an L-shaped locking rod, each L-shaped locking rod is slidably inserted with the heat preservation layer and one side of the formwork, and the other end of each L-shaped locking rod is threadedly connected with a nut.

[0009] By the above scheme, by adopting the serrated heat preservation layer and waterproof layer design, not only the contact area between the two is increased, but also the deviation and off-seam conditions that may occur during pouring and long-term use are effectively avoided, the bonding force between the heat preservation structure and the wall base layer is significantly improved, the stability and firmness of the overall structure are enhanced, the combination of the pull ring, the pull rod and the L-shaped locking rod is used to effectively fix the outer wall structure before pouring, the cumbersome process of punching fixation after building is avoided, the mechanical strength of the concrete wall is also ensured not to be damaged, and the bonding force of the heat preservation structure is further improved.

[0010] Further, the interior of the pouring formwork is provided with a steel mesh frame.

[0011] By the above scheme, the mechanical strength of the concrete wall can be further improved by the arrangement of the steel mesh frame.

[0012] Further, the heat preservation layer is provided as a rock wool board.

[0013] By the above scheme, the material has good heat preservation and insulation performance, can effectively reduce energy loss, and improve the energy efficiency of the building.

[0014] Further, the waterproof layer is provided as a high-density polyethylene waterproof board.

[0015] By the above scheme, it has excellent waterproof performance and can resist the erosion of rainwater and groundwater to protect the building structure from damage.

[0016] Further, the outer decorative layer is provided as a waterproof coating.

[0017] By the above scheme, it can effectively resist wind, sun, rain and other harsh weather conditions.

[0018] Further, the pouring formwork is provided as an aluminum alloy formwork.

[0019] By the above scheme, after pouring is completed, it does not need to be disassembled and can be directly used as a part of the building, which not only simplifies the construction process, but also reduces the generation of construction waste.

[0020] Further, the steel mesh frame is formed into a grid structure by binding.

[0021] By the above scheme, the shear strength and tensile strength of the concrete wall can be effectively improved, and the overall stability of the building is improved.

[0022] Further, each of the L-shaped locking rod and the pull rod is made of steel.

[0023] Through the above scheme, sufficient strength and rigidity are achieved.

[0024] Compared with the prior art, the technical scheme has the following beneficial effects:

[0025] The outer wall body heat preservation structure, by adopting the serrated heat preservation layer and waterproof layer design, not only increases the contact area between the two, but also effectively avoids the possible deviation and off-seam during pouring and long-term use, significantly improves the bonding force between the heat preservation structure and the wall body base layer, enhances the stability and firmness of the overall structure, uses the combination of the pull ring, pull rod and L-shaped locking rod to effectively fix the outer wall structure before pouring, avoids the cumbersome process of building after punching, also ensures that the mechanical strength of the concrete wall is not damaged, further improves the bonding force of the heat preservation structure. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a whole structural diagram of the present application;

[0027] Figure 2 is a steel mesh frame structure diagram of the present application;

[0028] Figure 3 is a waterproof layer and heat preservation layer structure diagram of the present application;

[0029] Figure 4 is an L-shaped locking rod structure diagram of the present application.

[0030] In the drawings:

[0031] 1, pouring formwork; 2, heat preservation layer; 3, waterproof layer; 4, outer decorative layer; 5, pull ring; 6, pull rod; 7, L-shaped locking rod; 8, nut; 9, steel mesh frame. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] Please refer to Figure 1 , Figure 2 and Figure 3The external wall body heat preservation structure in the embodiment comprises a pouring formwork 1, the pouring formwork 1 is an aluminum alloy formwork, and after pouring is completed, the pouring formwork 1 does not need to be disassembled and can be directly used as a part of the building, thereby simplifying the construction process and reducing the generation of construction waste. The side of the pouring formwork 1 is sequentially provided with a heat preservation layer 2, a waterproof layer 3 and an outer decoration layer 4 from inside to outside. A steel mesh frame 9 is arranged in the pouring formwork 1, and the mechanical strength of the concrete wall can be further improved through the arrangement of the steel mesh frame 9.

[0034] Please refer to Figure 1 、 Figure 2 and Figure 3 , the side of the heat preservation layer 2 and the waterproof layer 3 close to each other is provided with a sawtooth shape, and the heat preservation layer 2 and the waterproof layer 3 are bonded through waterproof sealing glue. Through the arrangement of the sawtooth shape, the contact area of the heat preservation layer 2 and the waterproof layer 3 can be increased, and the deviation of the heat preservation layer 2 and the waterproof layer 3 can be effectively avoided, thereby effectively reducing the off-seam condition.

[0035] Please refer to Figure 1 、 Figure 2 and Figure 3 , the heat preservation layer 2 is provided with a rock wool board, the material has good heat preservation and insulation performance, can effectively reduce energy loss, improve the energy efficiency of the building, the waterproof layer 3 is provided with a high-density polyethylene waterproof board, has excellent waterproof performance, can resist the erosion of rainwater and groundwater, and protect the building structure from damage, and the outer decoration layer 4 is provided with a waterproof paint, which can effectively resist adverse weather conditions such as wind, sunlight, rain and the like.

[0036] Please refer to Figure 1 、 Figure 3 and Figure 4 , the waterproof layer 3 is fixedly connected with two groups of pull rings 5 on the side close to the heat preservation layer 2. Each group of pull rings 5 is provided with a pull rod 6 in the inside, and each pull rod 6 is sleeved with an L-shaped locking rod 7 at both ends. Each L-shaped locking rod 7 is slidably inserted into the heat preservation layer 2 and the side of the formwork, and the other end of each L-shaped locking rod 7 is threadedly connected with a nut 8. Through the above arrangement, the external wall structure can be fixed before pouring, the process of punching and fixing after building is avoided, the mechanical strength of the concrete wall is ensured, the construction efficiency is improved, the steel mesh frame 9 forms a grid structure through binding, which can effectively enhance the shear strength and tensile strength of the concrete wall and improve the overall stability of the building. Each L-shaped locking rod 7 and the pull rod 6 are made of steel, which has sufficient strength and rigidity.

[0037] The external wall body heat preservation structure in the embodiment, through adopting the serrated heat preservation layer 2 and waterproof layer 3 design, not only increases the contact area between the two, but also effectively avoids the possible deviation and off-seam situation in the pouring and long-term use process, significantly improves the bonding force between the heat preservation structure and the wall body base layer, enhances the stability and firmness of the overall structure, uses the combination of the pull ring 5, pull rod 6 and L-shaped locking rod 7, realizes the effective fixation of the external wall structure before pouring, avoids the cumbersome process of punching fixation after building, also ensures that the mechanical strength of the concrete wall is not damaged, further improves the bonding force of the heat preservation structure.

[0038] It should be noted that, first of all, ensure that the pouring formwork 1 is flat and firmly installed at the predetermined position to avoid displacement in the pouring process, secondly, when laying the heat preservation layer 2, waterproof layer 3 and outer decoration layer 4, it is necessary to ensure that each layer is tightly attached without gap or bubble, and thirdly, when installing the pull ring 5, pull rod 6 and L-shaped locking rod 7, it is necessary to ensure that each part is firmly connected and the nut 8 is tightened in place to ensure the stability of the external wall structure before pouring; finally, the quality and pouring speed of the concrete during pouring need to be strictly controlled to ensure the close combination of the concrete wall and the heat preservation structure and improve the stability and durability of the overall structure.

[0039] The working principle of the above embodiment is as follows: first, the heat preservation layer 2, waterproof layer 3 and outer decoration layer 4 are arranged in the pouring formwork 1 from inside to outside, the heat preservation layer 2 adopts rock wool board, which has good heat preservation and insulation performance, effectively reducing energy loss, the waterproof layer 3 selects high-density polyethylene waterproof board material, which has excellent waterproof performance to resist rainwater and groundwater erosion and protect the building structure from damage, the outer decoration layer 4 adopts waterproof paint to further enhance the resistance to adverse weather conditions, the serrated design between the heat preservation layer 2 and the waterproof layer 3 not only increases the contact area between the two, but also effectively avoids the possible deviation and off-seam situation in the pouring and long-term use process through the adhesion of waterproof sealant, which not only improves the bonding force between the heat preservation structure and the wall body base layer, but also enhances the stability and firmness of the overall structure, the waterproof layer 3 is fixedly connected with two groups of pull rings 5 on the side surface close to the heat preservation layer 2, the pull ring 5 is provided with a pull rod 6 inside, the pull rod 6 is sleeved with an L-shaped locking rod 7 at both ends, the L-shaped locking rod 7 is slidably inserted with the heat preservation layer 2 and the side surface of the formwork, and is fixed by the nut 8, which effectively fixes the external wall structure before pouring, avoids the cumbersome process of punching fixation after building, and ensures that the mechanical strength of the concrete wall is not damaged, finally, the steel mesh frame 9 installed in the pouring formwork 1 forms a grid structure by binding, effectively enhances the shear strength and tensile strength of the concrete wall, and further improves the overall stability of the building.

[0040] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the enclosed claims. That is, although the present application is described in terms of particular embodiments and illustrative figures, it should be apparent that the application can be varied in a multitude of ways. Such alterations, many of which will be apparent to those skilled in the art, can be based on current technology, and as such, this application should not be limited to the particular embodiments described herein, but should be understood to include all embodiments that are within the scope of the appended claims and their equivalents.

[0041] While the embodiments of the application have been shown and described herein, it will be understood by those skilled in the art that many changes, modifications, substitutions and alterations to these embodiments can be made without departing from the principles and spirits of the application, which can be limited only by the scope of the appended claims and their equivalents.

Claims

1. An external wall thermal insulation structure, comprising a pouring formwork (1), characterized in that: The pouring formwork (1) is provided with a thermal insulation layer (2), a waterproof layer (3) and an outer decorative layer (4) from inside to outside on one side. The thermal insulation layer (2) and the waterproof layer (3) are both provided with a sawtooth shape on the side close to each other, and the thermal insulation layer (2) and the waterproof layer (3) are bonded by waterproof sealing glue. The waterproof layer (3) is fixedly connected with two groups of pull rings (5) on the side close to the thermal insulation layer (2), each group of the pull rings (5) is provided with a pull rod (6) inside, and the both ends of each pull rod (6) are sleeved with an L-shaped locking rod (7), each L-shaped locking rod (7) is slidably inserted into the thermal insulation layer (2) and one side of the formwork, and the other end of each L-shaped locking rod (7) is threadedly connected with a nut (8).

2. The external wall thermal insulation structure according to claim 1, characterized in that: The pouring formwork (1) is provided with a steel mesh frame (9) inside, which can further improve the mechanical strength of the concrete wall.

3. The external wall thermal insulation structure according to claim 1, characterized in that: The thermal insulation layer (2) is made of rock wool board, which has good thermal insulation performance and can effectively reduce energy loss and improve the energy efficiency of the building.

4. The external wall thermal insulation structure according to claim 1, characterized in that: The waterproof layer (3) is made of high-density polyethylene waterproof board, which has excellent waterproof performance and can resist the erosion of rainwater and groundwater to protect the building structure from damage.

5. The external wall thermal insulation structure according to claim 1, characterized in that: The outer decorative layer (4) is made of waterproof paint, which can effectively resist wind, sun, rain and other harsh weather conditions.

6. The external wall thermal insulation structure according to claim 1, characterized in that: The pouring formwork (1) is made of aluminum alloy formwork, which does not need to be disassembled after pouring and can be directly used as a part of the building, which simplifies the construction process and reduces the generation of construction waste.

7. The external wall thermal insulation structure according to claim 2, characterized in that: The steel mesh frame (9) forms a grid structure by binding, which can effectively enhance the shear strength and tensile strength of the concrete wall and improve the overall stability of the building.

8. The external wall thermal insulation structure according to claim 1, characterized in that: Each L-shaped locking rod (7) and pull rod (6) is made of steel, which has sufficient strength and stiffness.

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