CN211622098U - A semi-embedded external waterproof and internal thermal insulation external wall panel - Google Patents

Abstract

The utility model discloses a semi-embedded external waterproof and internal thermal insulation external wall panel. The external wall panel adopts an installation method in which part of the external wall panel is embedded between adjacent structural beams and structural wall columns of a building. The external wall panel includes an external waterproof wall panel. , internal thermal insulation wall panels, reinforcement, pre-embedded hanging parts, T-shaped connectors and external hanging accessories; external waterproof wall panels and internal thermal insulation wall panels are connected by reinforcement and poured into one successively; The pre-embedded hanging parts are connected with the reinforcement through T-shaped connectors; The utility model can better solve the leakage problem of the outer wall joints under temperature stress and other environmental factors, and the overall quality of the outer wall panels is relatively light, the installation eccentric distance is small, and the structural fire prevention and the external hanging accessories have good anti-corrosion and anti-rust effects. The finished exterior wall with decorative layer can effectively reduce the construction cost, the lifting and supporting methods are reasonable and clear, and the overall construction is more convenient.

Description

A semi-embedded external waterproof and internal thermal insulation external wall panel

technical field

The utility model relates to the technical field of external wall panels used in the construction of prefabricated buildings, in particular to a semi-embedded external waterproof and internal thermal insulation external wall panel.

Background technique

At present, the installation of external wall panels in prefabricated construction projects mostly adopts two methods: built-in type and external-mounted type.

The built-in external wall panels mainly use lightweight wall panels, and the problems of cracks and joint leakage in the external walls have not been effectively solved. This is because the built-in exterior wall panel itself and its joint technology with the structure have defects in applicability and durability. Under the action of temperature stress and other environmental factors, cracks in the exterior wall and seepage at the joints are prone to occur. leakage problem. In addition, the lightweight wallboards mostly used in the built-in exterior wallboards, such as concrete hollow lightweight wallboards, autoclaved aerated concrete wallboards, composite wallboards, gypsum wallboards, ceramsite concrete wallboards, etc., are waterproof by the material itself. , thermal insulation performance limitations or process requirements, it is generally necessary to set up an external frame for plastering of the facade, which may easily lead to problems such as hollowing and cracking of the plastering layer and surface layer. Other built-in external wall panels with waterproof function, such as the use of external waterproof layer, waterproof interlayer, multi-layer composite panels, etc., the cost of wall panel materials is relatively high, even if the plastering process is not used on the outside, the external wall panel itself and its The waterproof problem of the joint seam of the structure is still difficult to solve.

External wall panels such as reinforced concrete external wall panels, external lightweight wall panels, external ECP extruded cement panels, GRC curtain walls, etc., although they can better solve the problem of external wall waterproofing, but their construction difficulty and cost are relatively high , and in order to ensure the requirements of flooding and thermal insulation, light wall panels or other thermal insulation materials still need to be installed in some parts of the external wall panels. Corrosion and rust prevention of the plug-in joints often occur after long-term use, and most types of exterior wall panels are heavy, and the eccentricity of the plug-in is also large, and the cost of manufacturing and installation of the exterior wall panels is high.

Utility model content

Aiming at the deficiencies of the above-mentioned prior art, the utility model invents a semi-embedded external waterproof and internal thermal insulation external wall board.

In order to achieve the above object, the utility model adopts the following technical scheme:

A semi-embedded external waterproof and internal thermal insulation external wall panel, the external wall panel adopts the installation method of being partially embedded between adjacent structural beams and structural wall columns of a building, and the external wall panel includes an external waterproof wall panel, an internal Thermal insulation wall panels, reinforcement, pre-embedded hanging parts, T-shaped connectors and external hanging accessories; the outer waterproof wall panels and the inner thermal insulation wall panels are connected by reinforcement and successively poured into one; the top of the outer wall panels is provided with pre-embedded panels Hanging parts; the embedded hanging parts are connected with the reinforcing bars through T-shaped connecting parts; and the external hanging parts are hung on the facade of the building; Within the range, set at certain intervals along the width direction of the outer wall panel.

The external wall panel of the utility model is installed on the building in a semi-embedded type, and semi-embedded refers to an installation structure in which a part of the external wall panel is embedded between the adjacent structural beams and structural wall columns of the building.

Further, the external waterproof wall panel is located outside the building facade after installation, and a part of the internal thermal insulation wall panel is embedded between the adjacent structural beams and adjacent structural wall columns of the building.

Further, the top surface and the bottom surface of the outer waterproof wall panel are in the shape of grooves with low outer and inner high, and all joint waterproof structures of the outer wall panel are arranged on the outer waterproof wall panel; A continuous waterproof layer is formed.

Further, the pre-embedded hanger is composed of a pre-embedded nut and a connecting rod, the top of the connecting rod matches the shape of the bottom of the embedded nut, and the bottom of the embedded nut is welded with the top of the connecting rod.

Further, the pre-embedded hangers are arranged at certain intervals along the center of gravity of the outer waterproof wall panel and the inner thermal insulation wall panel.

Further, the pre-embedded hanger is located outside the building facade after semi-embedded installation of the outer wall panel.

Further, the reinforcing bars include truss bars and two-way bars, the pre-embedded hangers and the top of the truss bars are connected by T-shaped connectors, and the size of the T-shaped connectors matches the spacing between the upper and lower chord bars of the truss bars, and the T-shaped connections are used. The three ends of the piece are welded and connected with the upper and lower chord steel bars corresponding to the truss steel bars, and the middle position of the T-shaped connecting piece is welded with the bottom of the connecting rod of the embedded hanger.

Further, the installation position of the embedded hanger corresponds to the position of the steel bar of the truss.

Further, the horizontal joints between the outer waterproof wall panels are arranged at the bottom edge of the upper and lower structural beams of the building, and the vertical joints between the outer waterproof wall plates are arranged at the middle part of the outer side of the structural wall column.

Further, a structural beam attachment is also included, and the outer wall panel is externally hung on the structural beam through the external hanging fittings and the structural beam attachment.

The utility model has the advantages that all joint waterproof structures of the exterior wall panels of the present utility model are arranged on the exterior waterproof wall panels, and a continuous water-proof layer is formed on the peripheral facade of the building, so that the outer waterproof and inner thermal insulation functions are clearly separated. It can well solve the leakage problem of external wall joints under temperature stress and other environmental factors, and the overall weight of the external wall panel is relatively light, the installation eccentric distance is small, and the structural fire prevention and external accessories have good anti-corrosion and anti-rust effects, and can be processed into decorative The finished outer wall of the layer can effectively reduce the construction cost, the lifting and supporting methods are reasonable and clear, and the overall construction is more convenient.

Description of drawings

Fig. 1 is the overall top view schematic diagram of the exterior wall panel of the present utility model;

Fig. 2 is the sectional schematic diagram of the part of the pre-embedded hanger of the outer wall panel of the present invention;

Fig. 3 is the sectional (vertical) schematic diagram of the part of the external wall panel hanging accessories of the present utility model;

4 is a schematic diagram of the joint structure of the exterior wall panel of the present invention;

Fig. 5 is the reinforcement schematic diagram of the exterior wall panel of the present utility model;

6 is a schematic diagram of a pre-embedded hanger of an external wall panel of the present invention;

FIG. 7 is a schematic diagram of the fire blocking of the exterior wall panels of the present invention.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail:

In this practical description, it should be noted that the orientations or positional relationships indicated by "horizontal", "vertical", "left", "upper", "bottom", etc. are based on the orientations or positional relationships shown in the accompanying drawings, or It is the orientation or positional relationship that the product of the utility model is usually placed in use, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation and be constructed in a specific orientation. and operation, and therefore should not be construed as limiting the present utility.

As shown in Figure 1-3, a semi-embedded external waterproof and internal thermal insulation external wall panel, in which semi-embedded refers to the installation of a part of the external wall panel embedded between the adjacent structural beams 1 and structural wall columns 2 of the building Structure, the structural beam 1 mentioned here is I-shaped steel, and the structural wall column 2 is a concrete reinforced column. The external wall panel is composed of external waterproof wall panel 3, internal thermal insulation wall panel 4, reinforcement 5, embedded hanger 6, T-shaped connector 7 and external hanging accessories 8. At the same time, it is also equipped with auxiliary installation connectors, such as additional structural beams. 9 and tie rod accessories 10, etc.

The top surface and the bottom surface of the outer waterproof wall panel 3 are in the shape of a groove with a low outside and high inside. The groove shape is composed of an outer horizontal section, a slope and an inner horizontal section. All joint waterproof structures of the outer wall panels are arranged on the outer waterproof wall. Panel 3, the external waterproof wall panel 3 forms a continuous waterproof layer on the outer façade around the building, so that the outer waterproof and inner thermal insulation functions are clearly separated. The outer horizontal section of the top surface of the outer waterproof wall panel 3 is provided with a guide cavity 11 penetrating along the width direction of the outer wall panel, and the left and right sides of the outer waterproof wall panel 3 are provided with through-penetrating vertical guide grooves 12. The vertical guide grooves The position of 12 corresponds to the guide cavity 11 on the top surface. The horizontal joints between the external waterproof wall panels 3 are arranged at the bottom edge of the upper and lower structural beams 1 of the building, and the vertical joints are arranged at the middle part of the outer sides of the structural wall columns 2 . The waterproof measures of the joints of the external waterproof wall panel 3 adopt three waterproofing methods of closed line waterproofing technology. The waterproof measures of the joints from outside to inside are weather-resistant glue 13, diversion cavity 11, vertical diversion groove 12 and airtight strip 14. ,As shown in Figure 4.

The inner thermal insulation wall panel 4 is a regular plate, which is arranged within the height range of the inner top surface and the bottom surface of the outer waterproof wall panel 3, and the height and width are the net size of the installation structure between the adjacent structural beam 1 and the structural wall column 2 of the building. Matching, a part of the inner thermal insulation wall panel 4 is embedded between the adjacent structural beams 1 and structural wall columns 2 of the building.

The reinforcing bars 5 include truss reinforcement bars 15 connecting the outer waterproof wall panel 3 and the inner thermal insulation wall panel 4 and bidirectional reinforcement bars 16 arranged inside the outer waterproof wall panel 3 and the inner thermal insulation wall panel 4 respectively. The truss reinforcement bars 15 extend along the width of the outer wall panel. The directions are arranged vertically at certain intervals. The outer waterproof wall panel 3 and the inner thermal insulation wall panel 4 are connected through the truss reinforcement 15, and are successively poured into one.

As shown in FIG. 6 , the embedded hanger 6 is composed of a embedded nut 17 and a connecting rod 18 . The top of the connecting rod 18 matches the shape of the embedded nut, the bottom is flat, and the bottom of the embedded nut 17 is connected to the top of the connecting rod 18 . welding. The embedded hanger 6 is arranged on the top of the outer wall panel, and is arranged at a certain distance along the center of gravity of the outer waterproof wall panel 3 and the inner thermal insulation wall panel 4, and corresponds to the position of the truss steel bar 15. The outer wall panel is bolted to the embedded nut 17 of the pre-embedded hanger 6 through the hoisting ring to realize hoisting, and the pre-embedded hanger 6 is located outside the building facade after the semi-embedded installation of the outer wall panel.

As shown in Figure 5, the embedded hanger 6 and the top of the truss steel bar 15 are connected by a T-shaped connector 7, the size of the T-shaped connector 7 matches the spacing between the upper and lower chord bars of the truss bar 15, and there are three T-shaped connectors 7 The ends are welded and connected with the upper and lower chord steel bars corresponding to the truss steel bars 15, and the middle position of the T-shaped connector 7 is welded with the bottom of the connecting rod 18 of the embedded hanger 6, so that the outer wall panel is hoisted according to the embedded hangers 6, T. The force sequence of the connecting piece 7, the truss steel bar 15, and the overall external wall plate is uniformly transmitted.

The external hanging fittings 8 are respectively arranged at a certain distance along the width direction of the external wall panel within a certain distance from the top surface and the bottom surface of the external wall panel. Connection, the outer side of the external hanging fittings 8 is anchored in the external waterproof wall panel 3 , and the external wall panel is externally hung on the structural beam 1 through the external hanging fittings 8 and the structural beam attachments 9 . The connection part between the external hanging fitting 8 on the top of the outer wall panel and the structural beam attachment 9 is realized by opening a partial installation slot 19 on the inner thermal insulation wall panel 4 . The external hanging fittings 8 support the external wall panels in the order of structural beam 1, external hanging fittings 8, external waterproof wall panels 3, and internal thermal insulation wall panels 4, fully considering the low strength of the internal thermal insulation wall panels 4.

The tie rod fitting 10 is used for auxiliary installation and temporary fixation of the outer wall panel. The tie rod fitting 10 is connected between the inner side of the outer wall panel and the floor slab, and is arranged along the inner side of the outer wall panel at certain vertical and horizontal intervals.

After the external wall panel is semi-embedded and fixed, the installation notch 19 set on the internal thermal insulation wall panel 4 and its joints with the structural beam 1 and the structural wall column 2 are filled with fireproof sealing material 20, which is helpful for structural fire protection and safety. The anti-corrosion and anti-rust protection of the external accessories 8 is shown in Figure 7.

In addition to the semi-embedded installation process, the semi-embedded external waterproof and internal thermal insulation external wall panels can also be adjusted to the external hanging accessories 8 and structural beam attachments 9 to make the external wall panels suitable for full external hanging. After the form, the size of the inner thermal insulation wall panel 4 is the same as that of the inner surface of the outer waterproof wall panel 3 .

Although the specific embodiments of the present invention have been described and illustrated in detail above, it should be pointed out that various changes and modifications can be made to the above-mentioned embodiments without departing from the spirit of the present invention and the appended claims. range of records.

Claims (10)

1. The semi-embedded external waterproof and internal heat-insulation external wall panel is characterized in that the external wall panel adopts an installation mode that a part of the external wall panel is embedded between adjacent structural beams (1) and structural wall columns (2) of a building, and comprises an external waterproof wall panel (3), an internal heat-insulation wall panel (4), reinforcing bars (5), embedded hanging pieces (6), T-shaped connecting pieces (7) and external hanging fittings (8); the outer waterproof wallboard (3) and the inner heat-insulating wallboard (4) are connected through a reinforcing bar (5) and are poured into a whole in sequence; the top of the external wall panel is provided with a pre-embedded hanger (6); the embedded hanging piece (6) is connected with the reinforcing bar (5) through a T-shaped connecting piece (7) and is hung on the outer vertical surface of the building by using an external hanging piece (8); the external fittings (8) are respectively arranged in a certain range from the top and the bottom of the inner side surface of the external waterproof wallboard (3) along the width direction of the external wallboard at certain intervals.

2. The semi-embedded external waterproof and internal heat-insulating external wall panel according to claim 1, wherein the external waterproof wall panel (3) is installed outside the building external facade, and the internal heat-insulating wall panel (4) is partially embedded between the adjacent structural beams (1) and the adjacent structural wall columns (2) of the building.

3. The semi-embedded external waterproof internal heat insulation external wall panel as claimed in claim 1, wherein the top surface and the bottom surface of the external waterproof wall panel (3) are in rabbet shapes with low outside and high inside, and all seam waterproof structures of the external wall panel are arranged on the external waterproof wall panel (3); the outer waterproof wallboard (3) forms a continuous through waterproof layer on the peripheral outer vertical surface of the building.

4. The semi-embedded external waterproof internal heat-insulation external wall panel as claimed in claim 1, wherein the embedded hanging piece (6) is composed of an embedded nut (17) and a connecting rod (18), the top of the connecting rod (18) is matched with the shape of the bottom of the embedded nut (17), and the bottom of the embedded nut (17) is welded with the top of the connecting rod (18).

5. The semi-embedded external waterproof and internal heat-insulation external wall panel as claimed in claim 4, wherein the embedded hanging pieces (6) are arranged at a certain distance along the gravity center positions of the external waterproof wall panel (3) and the internal heat-insulation wall panel (4).

6. The semi-embedded external waterproof internal heat-insulation external wall panel as claimed in claim 5, wherein the embedded hanging pieces (6) are positioned outside the building external vertical surface after the external wall panel is installed in a semi-embedded mode.

7. The semi-embedded external waterproof internal heat-insulation external wall panel as claimed in claim 1, wherein the reinforcing bars (5) comprise truss reinforcing bars (15) and bidirectional reinforcing bars (16), the top ends of the embedded hanging pieces (6) and the truss reinforcing bars (15) are connected by T-shaped connecting pieces (7), the size of each T-shaped connecting piece (7) is matched with the distance between the upper chord reinforcing bar and the lower chord reinforcing bar of the truss reinforcing bars (15), the three end parts of each T-shaped connecting piece (7) are welded with the upper chord reinforcing bar and the lower chord reinforcing bar corresponding to the truss reinforcing bars (15), and the middle parts of the T-shaped connecting pieces (7) are welded with the bottoms of the connecting rods (18) of the embedded hanging pieces (6).

8. The semi-embedded external waterproof and internal heat-insulating external wall panel as claimed in claim 7, wherein the embedded hanging pieces (6) are installed at positions corresponding to the positions of the truss reinforcing steel bars (15).

9. The semi-embedded external waterproof and internal heat-insulating external wall panel as claimed in any one of claims 1 to 8, wherein the horizontal joints between the external waterproof wall panels (3) are arranged at the bottom edges of the upper and lower structural beams (1) of the building, and the vertical joints between the external waterproof wall panels (3) are arranged in the middle of the outer side surfaces of the structural wall columns (2).

10. The semi-embedded external waterproof internal heat insulation external wall panel according to claim 9, further comprising a structural beam additional piece (9), wherein the external wall panel is externally hung on the structural beam (1) through the externally hung fitting (8) and the structural beam additional piece (9).

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