Heat preservation integrated assembly type external wall panel based on reverse beating process and vacuum insulation panel

Abstract

The utility model belongs to the technical field of building wallboards, and particularly discloses a heat preservation integrated assembly type external wall board based on a reverse beating process and a vacuum insulation board, which comprises a decorative surface base layer, the vacuum insulation board, an adhesive mortar protective layer, a concrete layer and an anchoring part, the vacuum insulation panel is arranged between the adhesive mortar protective layer and the decorative surface base layer; the concrete layer is arranged on the other side of the adhesive mortar protective layer; one end of the anchoring part is connected with the decorative surface base layer, and the other end of the anchoring part sequentially penetrates through a gap between the vacuum insulated panels and the adhesive mortar protective layer to be connected with a concrete layer; the vacuum heat insulation plate is adopted as a heat insulation layer material, so that the overall thickness and the fire risk of the outer wall body are effectively reduced while the energy-saving and heat insulation targets are achieved; and secondly, a reverse beating process is adopted, the anchoring parts adapt to the structural characteristics of the vacuum heat insulation plate, and all the structural layers are orderly and stably connected together, so that integration of the structure and heat insulation is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building wallboard technical field, more specifically, it relates to a kind of based on anti-punching process and vacuum insulation board heat preservation integrated assembly type outer wall board. BACKGROUND

[0002] With the continuous development of green building and building industrialization, the structure and function requirements of the envelope system are increasingly improved. However, the durability of the external thermal insulation material of the building outer wall often fails, and the wall cracks and leaks frequently occur. The insulation layer also often has problems such as hollowing and falling off, and even the external thermal insulation material may cause fires and other accidents. In addition, the design reference period of the external insulation layer is not synchronized with the service life of the main structure of the building, resulting in high maintenance and repair costs during the operation of the building. Therefore, the demand for thermal insulation and structural integration is increasingly urgent.

[0003] Currently, the most mature structure and function integrated envelope structure is the prefabricated concrete sandwich insulation wallboard designed with a sandwich structure. For example, Chinese patent application No. CN215483761U discloses a prefabricated concrete building thermal insulation integrated wallboard, which includes a concrete wallboard, a thermal insulation system, a polymer mortar protective layer, and a plurality of anchoring components. The anchoring components are connected to the inner side of the thermal insulation system. The concrete wallboard is cast connected to the inner side of the thermal insulation system and connected to the anchoring components to realize the connection of the thermal insulation system on the concrete wallboard using the anti-punching process. The polymer mortar protective layer is connected to the outer side of the thermal insulation system. Chinese patent No. CN219671844U discloses a prefabricated wall component with assembled anti-punching high-efficiency flame-retardant insulation material, which includes a fireproof insulation board and a wall. The fireproof insulation board includes an A-level fireproof insulation outer layer, an efficient insulation layer, and a plurality of reinforcing net components. The efficient insulation layer is built into the A-level fireproof insulation outer layer. The reinforcing net components are located on both sides of the efficient insulation layer. The fireproof insulation board is connected to the wall using the anti-punching process. The wall includes wall body reinforcement and concrete. The wall body reinforcement is arranged on the fireproof insulation board. The concrete is cast and wrapped around the wall body reinforcement, and the concrete is connected to the side of the A-level fireproof insulation outer layer.

[0004] Although the wallboard component of the above patent realizes the organic combination of structure and function by sandwich structure design, so that the thermal insulation layer in the wallboard is not easily affected by environmental factors, thereby improving the functionality and service life of the wall system, it still does not solve some problems existing in the prior art, such as (1) although the traditional organic thermal insulation material used in the prior art has low thermal conductivity, it has poor combustion, is flammable and combustible, and is easy to cause fire, thereby threatening production and property safety; (2) when used in ultra-low energy consumption buildings, in order to meet the thermal insulation effect of ultra-low power consumption, the thickness of the traditional thermal insulation material is large, which may cause potential safety hazards, and various protective devices provided to solve the problem often lead to the complication of the wallboard structure, thereby increasing the difficulty and cost of preparation and reducing the overall preparation efficiency. Utility model content

[0005] In view of the above defects or improvement needs of the prior art, the utility model provides a kind of based on reverse beating process and vacuum heat insulation board's heat preservation integrated assembly type outer wall board, by using the vacuum heat insulation board as heat preservation layer material, realize energy-saving insulation goal while effectively reduce the overall thickness and fire risk of the outer wall;Second, using reverse beating process, by the anchorage fitting adapt to the structural features of the vacuum heat insulation board, orderly and stably connect each structure layer together, reduce the demand for support structure and auxiliary device, so as to realize the integration of structure and heat preservation, effectively avoid the vacuum heat insulation board when pasted on cast-in-place concrete outer wall or prefabricated concrete slab, due to improper construction and lead to puncture, hollowing and easy to fall off and other problems.

[0006] In order to achieve the above purpose, the utility model provides a kind of based on reverse beating process and vacuum heat insulation board's heat preservation integrated assembly type outer wall board, including: decorative surface base layer, vacuum heat insulation board, adhesive mortar protective layer, concrete layer and anchorage fitting, wherein:

[0007] The vacuum heat insulation board is arranged between the adhesive mortar protective layer and the decorative surface base layer;The concrete layer is arranged on the other side of the adhesive mortar protective layer;One end of the anchorage fitting is connected with the decorative surface base layer, and the other end is sequentially connected with the steel bars in the adhesive mortar protective layer and the concrete layer through the gap between the vacuum heat insulation boards.

[0008] Further, the steel bars are arranged in the concrete layer, and the steel bars form a threaded steel bar net or a threaded steel bar cage, and a plurality of steel bars are exposed on the surface of the concrete layer.

[0009] Further, the anchorage fitting includes an anchor head, an anchor rod and an anchoring body;The anchor head is arranged on the decorative surface base layer;The anchoring body is arranged on the adhesive mortar protective layer;One end of the anchor rod is connected with the middle part of the anchor head, and the other end is sequentially connected with the steel bars in the adhesive mortar protective layer and the concrete layer through the gap between the vacuum heat insulation boards, the anchoring body and the adhesive mortar protective layer.

[0010] Further, the anchor head is arranged inside the decorative surface base layer away from the anchor rod side.

[0011] Further, the anchor rod is sleeved with an anchor rod sleeve made of non-metallic material.

[0012] Further, the anchor body is provided with a clamping groove matched with the anchor rod on one side.

[0013] The anchor body comprises a circle or a square.

[0014] Further, the vacuum heat insulation plate is provided with a joint treatment agent.

[0015] The vacuum heat insulation plates are connected in transverse and longitudinal dislocation through the joint treatment agent.

[0016] Further, the vacuum heat insulation plates comprise first vacuum heat insulation plates and second vacuum heat insulation plates, wherein: two adjacent and symmetrical first vacuum heat insulation plates form a group, four groups of first vacuum heat insulation plates are sequentially spliced in a head-tail manner along the four sides of a rectangle, and the second vacuum heat insulation plates are arranged in the middle of the four groups of first vacuum heat insulation plates.

[0017] Further, the concrete layer is provided with a pre-embedded pipe network, and the pre-embedded pipe network is hollow and multiple end portions are exposed to the surface of the concrete layer.

[0018] Further, the outer wall plate can also be used as an inner wall plate of a building.

[0019] Overall, compared with the prior art, the above technical scheme conceived by the present application can achieve the following beneficial effects:

[0020] (1) The outer wall plate of the present application uses the vacuum heat insulation plate as the thermal insulation layer material, which not only achieves the energy-saving and thermal insulation target, but also effectively reduces the overall thickness and fire risk of the outer wall body; secondly, the reverse punching process is adopted, and the anchor is matched with the structure characteristics of the vacuum heat insulation plate, so that each structure layer is connected in order and stability, the demand for supporting structure and auxiliary devices is reduced, thereby realizing the integration of structure and thermal insulation, and effectively avoiding the problems of piercing, hollowing and easy falling off caused by improper construction when the vacuum heat insulation plate is externally attached to the cast-in-place concrete outer wall or the prefabricated concrete plate.

[0021] (2) The outer wall panel of the utility model, through directly pouring the decorative surface base layer to the corresponding mold, the required building surface layer decoration can be formed, thereby greatly shortening the construction period, reducing the site workload and labor cost, secondly, since the operation is carried out in a controlled environment, the uniformity, consistency and high standard of the decorative surface base layer can be ensured, in addition, the mold can be customized according to the design requirement, so that the decorative surface base layer can realize various complex shapes and textures, and meet the requirement of different architectural styles.

[0022] (3) The outer wall panel of the utility model, through setting the adhesive mortar protective layer between the vacuum heat insulation plate and the concrete layer, the vacuum heat insulation plate can be effectively protected, and the vacuum heat insulation plate is prevented from being damaged by the concrete slurry when pouring the concrete layer; secondly, the adhesive mortar protective layer can effectively connect the vacuum heat insulation plate and the concrete layer, enhance the overall structural strength of the outer wall panel, improve the compression resistance and tensile resistance of the outer wall panel, and ensure the stability of the outer wall body.

[0023] (4) The outer wall panel of the utility model, when pouring the decorative surface base layer, the anchor head is arranged horizontally in the decorative surface base layer, so that the vacuum heat insulation plate can be assembled according to the anchor head, work efficiency is improved, meanwhile, this arrangement mode effectively avoids the structure damage of the vacuum heat insulation plate caused in the installation process of the traditional heat insulation plate; secondly, by arranging the anchoring body in the adhesive mortar protective layer and connecting the anchor rod with the steel bars in the concrete layer after the anchor rod passes through the anchoring body, the connection stability of the structure layers of the outer wall panel can be ensured, the falling-off phenomenon can be prevented, and the service life is significantly prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the sectional view of the outer wall panel of the utility model embodiment;

[0025] Figure 2 It is the sectional view of the anchoring piece of the utility model embodiment;

[0026] Figure 3 It is the structural schematic view of the anchoring body of the utility model embodiment;

[0027] Figure 4 It is the structural schematic view of the first splicing mode of the plurality of vacuum heat insulation plates of the utility model embodiment;

[0028] Figure 5 It is the structural schematic view of the second splicing mode of the plurality of vacuum heat insulation plates of the utility model embodiment.

[0029] In all the accompanying drawings, the same reference numerals denote the same technical features, specifically: 1-decorative base layer, 2-vacuum insulation board, 21-first vacuum insulation board, 22-second vacuum insulation board, 3-bonding mortar protective layer, 4-concrete layer, 41-reinforcing steel bar, 42-embedded pipe network, 5-anchor, 51-anchor head, 52-anchor rod, 521-anchor rod sleeve, 53-anchor body. Detailed Implementation

[0030] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only for explaining the present utility model and are not intended to limit the present utility model. Furthermore, the technical features involved in the various embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0031] like Figures 1 to 4 As shown, this utility model embodiment provides an integrated prefabricated exterior wall panel based on reverse-flow technology and vacuum insulation board, including: a decorative base layer 1, a vacuum insulation board 2, a bonding mortar protective layer 3, a concrete layer 4, and anchors 5; the vacuum insulation board 2 is disposed between the bonding mortar protective layer 3 and the decorative base layer 1; the concrete layer 4 is disposed on the other side of the bonding mortar protective layer 3; one end of the anchor 5 is connected to the decorative base layer 1, and the other end passes through the gap between the vacuum insulation boards 2 and the bonding mortar protective layer 3 and the concrete layer 4 in sequence; During use, by employing the vacuum insulation board 2 as the insulation layer material, energy-saving insulation goals are achieved while effectively reducing the overall thickness of the exterior wall and the risk of fire. Secondly, by adopting a reverse-installation process, the anchors 5 are adapted to the structural characteristics of the vacuum insulation board 2, connecting the various structural layers in an orderly and stable manner, reducing the need for supporting structures and auxiliary devices, thereby achieving the integration of structure and insulation. This effectively avoids problems such as punctures, hollowing, and easy detachment caused by improper construction when the vacuum insulation board 2 is applied to cast-in-place concrete exterior walls or precast concrete slabs.

[0032] Specifically, such as Figure 1 As shown, the decorative base layer 1 is located on the outside of the exterior wall panel to protect the vacuum insulation panel 2 and facilitate the construction of the surface decoration. During the preparation of the exterior wall panel, the required building surface decoration can be formed by directly pouring the decorative base layer 1 into the corresponding mold, thereby greatly shortening the construction cycle, reducing on-site workload and labor costs. Furthermore, because the operation is carried out in a controlled environment, the uniformity, consistency, and high standards of the decorative base layer 1 can be ensured. In addition, the mold can be customized according to design requirements, enabling the decorative base layer 1 to achieve various complex shapes and textures to meet the needs of different architectural styles.

[0033] It can be understood that the mold is cleaned and a layer of release oil is provided on the surface of the mold before the decorative surface base layer 1 is poured.

[0034] Further, the decorative surface base layer 1 is mainly prepared from lightweight concrete or self-leveling cement-based material to form a stable protective layer to ensure the structural integrity of the vacuum insulation panel 2 and the normal thermal insulation function. Preferably, the decorative surface base layer 1 is prepared from self-leveling cement-based material to further improve the preparation efficiency of the external wall panel.

[0035] Specifically, as shown in Figure 1 and Figure 4 the vacuum insulation panel 2 is arranged between the adhesive mortar protective layer 3 and the decorative surface base layer 1 to significantly improve the thermal insulation effect of the external wall panel. In the preparation process of the external wall panel, by selecting the vacuum insulation panel 2 as the thermal insulation layer, the excellent thermal insulation performance provided by the vacuum insulation panel 2 under the same thickness is fully utilized, which is much better than traditional thermal insulation materials, so that the design thermal insulation effect is achieved while the thickness of the external wall panel is effectively reduced; secondly, the low combustion characteristics of the vacuum insulation panel 2 also significantly reduce the safety hidden danger and further improve the safety of the building.

[0036] Preferably, the thermal conductivity of the vacuum insulation panel 2 is less than 0.008 W / (m.K), and the film material thereof includes but is not limited to a multi-layer aluminum foil and a multi-layer glass fiber composite barrier bag, and the combustion performance reaches A2 level to further strengthen the low combustion characteristics.

[0037] Preferably, the thickness of the vacuum insulation panel 2 is 10-30 mm to adapt to different energy-saving needs.

[0038] Specifically, as shown in Figure 1 the adhesive mortar protective layer 3 is arranged between the vacuum insulation panel 2 and the concrete layer 4 to ensure the stability of the vacuum insulation panel 2. In the preparation process of the external wall panel, by arranging the adhesive mortar protective layer 3 between the vacuum insulation panel 2 and the concrete layer 4, the vacuum insulation panel 2 can be effectively protected to avoid damage to the vacuum insulation panel 2 caused by the concrete slurry when pouring the concrete layer 4; secondly, the adhesive mortar protective layer 3 can effectively connect the vacuum insulation panel 2 and the concrete layer 4, enhance the overall structural strength of the external wall panel, improve its compression and tension resistance, and ensure the stability of the external wall.

[0039] Preferably, the adhesive mortar protective layer 3 comprises adhesive mortar and a reinforcing phase, which comprises but is not limited to anti-cracking glass fiber mesh, PVA fiber (Polyvinyl alcohol fiber) or ceramic fiber and the like flexible fiber, so as to further enhance the mechanical properties and impact resistance of the adhesive mortar protective layer.

[0040] Specifically, as shown in Figure 1 The concrete layer 4 is arranged on the other side of the adhesive mortar protective layer 3, so as to improve the overall structural strength of the external wall panel.

[0041] Preferably, the concrete layer 4 is provided with steel bars 41, which form a threaded steel bar mesh or a threaded steel bar cage, and a plurality of the steel bars 41 are exposed on the surface of the concrete layer 4, so as to facilitate subsequent assembly.

[0042] Further, the concrete layer 4 is poured by concrete including but not limited to ordinary concrete, HPC (High performance concrete), UHPC (Ultra-High Performance Concrete), self-compacting concrete and the like, so as to adapt to different structural strength requirements.

[0043] Preferably, the concrete layer 4 is provided with a pre-embedded pipe network 42, which is hollow and a plurality of end portions are exposed on the surface of the concrete layer 4, so as to facilitate subsequent installation of materials. It can be understood that the pre-embedded pipe network 42 comprises pre-embedded water pipes and pre-embedded electric pipes, which are made of materials including but not limited to PVC (Polyvinyl Chloride), aluminum pipes and thin-walled steel pipes.

[0044] Specifically, as shown in Figures 1 to 4As shown, one end of the anchor 5 is connected with the decorative surface base layer 1, and the other end is connected with the concrete layer 4 through the gap between the vacuum insulation panels 2 and the adhesive mortar protective layer 3 in sequence, so as to improve the connection stability of the whole wallboard. The anchor 5 comprises an anchor head 51, an anchor rod 52 and an anchoring body 53; the anchor head 51 is arranged in the decorative surface base layer 1; the anchoring body 53 is arranged in the adhesive mortar protective layer 3; one end of the anchor rod 52 is connected with the middle part of the anchor head 51, and the other end is connected with the steel bars in the adhesive mortar protective layer 3 and the concrete layer 4 through the gap between the vacuum insulation panels 2 and the anchoring body 53 in sequence. In the preparation process of the external wallboard, the anchor head 51 is arranged horizontally in the decorative surface base layer 1 when the decorative surface base layer 1 is poured, so that the assembly of the vacuum insulation panels 2 is facilitated according to the anchor rod 52, the working efficiency is improved, and meanwhile, the arrangement mode effectively avoids the structural damage of the vacuum insulation panels 2 which may be caused in the installation process of the traditional insulation panel; secondly, by arranging the anchoring body 53 in the adhesive mortar protective layer 3 and connecting the anchor rod 52 with the steel bars in the concrete layer 4 through the anchoring body 53, the connection stability of each structure layer of the external wallboard can be ensured, the falling-off phenomenon can be prevented, and thus the service life is significantly prolonged.

[0045] Preferably, the anchor head 51 is arranged inside the decorative surface base layer 1 away from the side of the anchor rod 52, so as to reduce the thermal bridge effect and improve the energy-saving and thermal insulation effect.

[0046] Preferably, the connection part between the anchor rod 52 and the steel bars of the concrete layer 4 is semicircular, so as to facilitate the connection and binding with the steel bars.

[0047] Preferably, an anchor rod sleeve 521 is arranged outside the anchor rod 52, the anchor rod sleeve 521 is made of non-metallic materials including but not limited to PE (Polyethylene), PVC (Polyvinyl Chloride), FRP (Fiber Reinforced Plastic) and nylon, so as to further reduce the thermal bridge effect and improve the energy-saving and thermal insulation effect.

[0048] It can be understood that a gap with the same outer diameter of the anchor rod sleeve 521 will be left between the vacuum insulation panels 2 in the assembly process of the vacuum insulation panels 2 by the anchor rod 52, and therefore, a joint treatment agent will be arranged between the vacuum insulation panels 2, the joint treatment agent includes but is not limited to aerogel paste, aerogel gypsum, ultra-fine vitrified microsphere thermal insulation mortar and the like, which are materials with low thermal conductivity and high adhesion, so as to improve the energy-saving and thermal insulation effect.

[0049] Preferably, several vacuum insulation panels 2 are connected by the joint treatment agent in transverse and longitudinal staggered connection, so as to improve the connection strength between the vacuum insulation panels 2.

[0050] In an optional embodiment, as shown in the drawings, several vacuum insulation panels 2 include first vacuum insulation panels 21 and second vacuum insulation panels 22, wherein: two adjacent and symmetrical first vacuum insulation panels 21 are a group, four groups of the first vacuum insulation panels 21 are sequentially spliced in a rectangular four around, and the second vacuum insulation panels 22 are arranged in the middle of the four groups of the first vacuum insulation panels 21, so as to further improve the connection strength between the vacuum insulation panels 2. Figure 5

[0051] Preferably, one side of the anchor body 53 is provided with a clamping groove matched with the anchor rod 52, so as to adapt to the special design of the anchor rod 52, thereby facilitating installation.

[0052] Further, the anchor body 53 includes a circular or square shape; preferably, it is circular, so as to realize better uniform stress distribution, reduce the load of the vacuum insulation panel 2, and avoid damage.

[0053] The working principle of the utility model is as follows: in the process of preparing the outer wall panel, a horizontal reverse beating process is adopted, the decorative surface base layer 1 is cast in the corresponding mold, when the decorative surface base layer 1 is not completely solidified, a plurality of anchor heads 51 and anchor rods 52 are placed on the decorative surface base layer 1; the vacuum insulation panel 2 is laid between the plurality of anchor rods 52, after the decorative surface base layer 1 is solidified, the anchor body 53 is installed on the anchor rod 52, and the joint treatment agent is cast between the vacuum insulation panels 2; the bonding mortar protective layer 3 is cast into the mold, and roughening treatment is carried out, the reinforcement cage is laid thereon, and the reinforcement cage is connected with the anchor rod 52, then, the building concrete is cast, and the concrete layer 4 is constructed. After the concrete is cured and the mold is removed, the preparation of the outer wall panel is completed.

[0054] It can be understood that the outer wall panel can also be used as a building inner wall panel, so as to improve the construction efficiency of the building.

[0055] It should be noted that if the embodiment of the utility model relates to directional indication (such as up, down, left, right, front, back, etc.), the directional indication is only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture (such as shown in the drawings), if the specific posture changes, the directional indication also changes accordingly.

[0056] ​In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.

[0057] In this patent, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or further includes the elements inherent in such process, method, article or device. Without more limitations, the elements defined by the statement "include" do not exclude the existence of other same elements in the process, method, article or device including the elements.

[0058] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit it; those skilled in the art can understand that the above description is only the preferred embodiment of the present application, and is not used to limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A prefabricated exterior wall panel with integrated thermal insulation based on reverse molding technology and vacuum insulation board, characterized in that, include: The decorative base layer (1), vacuum insulation board (2), bonding mortar protective layer (3), concrete layer (4), and anchors (5) are as follows: The vacuum insulation board (2) is located between the bonding mortar protective layer (3) and the decorative base layer (1); the concrete layer (4) is located on the other side of the bonding mortar protective layer (3); one end of the anchor (5) is connected to the decorative base layer (1), and the other end passes through the gap between the vacuum insulation boards (2) and the bonding mortar protective layer (3) and the concrete layer (4) in sequence.

2. The exterior wall panel according to claim 1, characterized in that, The concrete layer (4) contains reinforcing bars (41), which form a threaded steel mesh or a threaded steel cage, and some of the reinforcing bars (41) protrude from the surface of the concrete layer (4).

3. The exterior wall panel according to claim 2, characterized in that, The anchor (5) includes an anchor head (51), an anchor rod (52), and an anchor body (53); the anchor head (51) is located on the decorative surface base layer (1); the anchor body (53) is located on the bonding mortar protective layer (3); one end of the anchor rod (52) is connected to the middle of the anchor head (51), and the other end passes through the gap between the vacuum insulation panels (2), the anchor body (53), and the bonding mortar protective layer (3) and the steel reinforcement in the concrete layer (4) in sequence.

4. The exterior wall panel according to claim 3, characterized in that, The anchor head (51) is located inside the decorative base layer (1) on the side away from the anchor rod (52).

5. The exterior wall panel according to claim 3, characterized in that, An anchor bolt (52) is fitted with an anchor bolt sleeve (521) on the outside, and the anchor bolt sleeve (521) is made of non-metallic material.

6. The exterior wall panel according to claim 3, characterized in that, The anchor body (53) has a groove on one side that is compatible with the anchor rod (52); The anchor body (53) may be circular or square.

7. The exterior wall panel according to claim 6, characterized in that, A joint treatment agent is provided between the vacuum insulation panels (2); Several of the vacuum insulation panels (2) are connected in a horizontal and vertical staggered manner by the joint treatment agent.

8. The exterior wall panel according to claim 7, characterized in that, The vacuum insulation panels (2) include a first vacuum insulation panel (21) and a second vacuum insulation panel (22), wherein: two adjacent and symmetrical first vacuum insulation panels (21) form a group, four groups of first vacuum insulation panels (21) are spliced ​​together from end to end along the perimeter of a rectangle, and the second vacuum insulation panel (22) is located in the middle of the four groups of first vacuum insulation panels (21).

9. The exterior wall panel according to claim 1, characterized in that, The concrete layer (4) is provided with a pre-embedded pipe network (42), which is hollow and has multiple ends exposed on the surface of the concrete layer (4).

10. The exterior wall panel according to any one of claims 1-9, characterized in that, The exterior wall panel can also be used as an interior wall panel.

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