CN210530022U - Assembled double-layer external wall panel, mounting structure and horizontal vertical seam waterproof structure - Google Patents

Abstract

The utility model provides a double-deck side fascia of assembled, including interior composite wall panel, the steel skeleton, outer composite wall panel and first fastener, interior outer composite wall panel sets up interior high outer low structure and difference in height not less than 10mm on the direction of height, the steel skeleton leads to the welding by the steel and forms and locate between the inside and outside composite wall panel, the steel leads to all around of following inside and outside composite wall panel to be long to arrange, composite wall panel inboard just has first buckle tooth in first fastener is located, inside and outside composite wall panel, the steel leads to and corresponds on the first fastener and is equipped with the bolt hole, the edge of bolt hole apart from inside and outside composite wall panel is not less than 100mm, wear to be equipped with inside and outside composite wall panel in the bolt hole, the steel leads to and first fastener connected fixation's first stainless steel bolt together. The utility model also provides a double-deck side fascia mounting structure of assembled and the vertical seam waterproof construction of level. The application provides a double-deck side fascia of assembled has light, environmental protection and energy saving and the fast advantage of construction speed, and the installation of being convenient for, waterproof construction has good waterproof performance.

Description

Assembled double-layer external wall panel, mounting structure and horizontal vertical seam waterproof structure

Technical Field

The utility model relates to a building outer wall technical field, concretely relates to double-deck side fascia of assembled and mounting structure and horizontal vertical seam waterproof construction.

Background

Under the current background in China, fabricated buildings are the major trend of current building development. The assembly type building has the characteristics of being green, energy-saving and environment-friendly, the research on the assembly type building is enhanced, and the rapid development of the assembly type building has important significance for protecting the living ecological environment of people.

The inventor of the utility model finds that the research on the fabricated building is more concentrated on the structural components of the main structure, such as beams, columns, shear walls and the like, and the research on the outer wall of the fabricated enclosure system is less; moreover, the existing exterior wall enclosure system mostly adopts brick walls, but the brick wall enclosure system has the defects of heavy wall body, low construction speed, low construction environmental protection degree and poor building energy-saving performance, so that the space is greatly improved.

SUMMERY OF THE UTILITY MODEL

Adopt the brick wall to current outer wall enclosure system more, but this brick wall enclosure system has that wall body thickness is heavy, construction speed is slow, construction environmental protection degree is low and building energy conservation performance is poor technical problem, the utility model provides a novel assembled double-deck side fascia.

In order to solve the technical problem, the utility model discloses a following technical scheme:

an assembled double-layer external wall panel comprises an inner composite wall panel, a steel skeleton, an outer composite wall panel and a first fastener, wherein the inner composite wall panel and the outer composite wall panel are arranged into an inner high-outer low structure in the height direction, the height difference of the inner composite wall panel and the outer composite wall panel is not less than 10mm, the steel skeleton is arranged between the inner composite wall panel and the outer composite wall panel and is formed by welding steel through holes, the steel through holes are arranged along the circumference of the inner composite wall panel and the outer composite wall panel in a full-length manner, the first fastener comprises a first transverse plate and a first vertical plate which are vertically connected, a first buckle tooth is arranged below the first transverse plate, the first vertical plate is arranged at the inner side of the inner composite wall panel, bolt holes are correspondingly arranged on the inner composite wall panel, the outer composite wall panel and the steel through holes and the first vertical plate, the bolt holes are not less than 100mm from the edge of the inner composite wall panel and the outer composite wall panel, the first stainless steel bolt is sleeved with a gasket attached to the inner and outer composite wallboards.

Furthermore, the thicknesses of the inner composite wallboard, the steel skeleton and the outer composite wallboard are the same.

Further, along the direction of height of inside and outside composite wall panel, the steel skeleton still includes two piece at least horizontal arrangement's steel and leads to.

Compared with the prior art, the assembled double-layer external wall panel provided by the invention has the following advantages: 1. the production of the wallboard can be completed in a manufacturing plant, the outdoor discharge of dust and other construction wastes is avoided, and the environmental pollution is reduced; 2. the whole construction process is dry operation, the construction site is clean, and the generation of construction waste is reduced; 3. the wall board is a light composite wall board such as a polyphenyl particle composite wall board, has the performances of environmental protection, energy conservation, heat preservation, heat insulation and sound insulation, can reduce the external heat entering the room in summer, can reduce the indoor heat emission in winter, can reduce the noise at the same time, and is far superior to the traditional brick masonry outer wall in the aspects of energy conservation and sound insulation; 4. the wallboard is a massive board and adopts an assembly type construction process, so that the construction speed is high and the construction period is short; 5. the wall board is a double-layer wall board system, a steel skeleton is arranged in the double-layer wall board system, the requirements of strength and safety can be met, and the heat insulation and energy saving performance of the double-layer wall board is better than that of a single-layer wall board, so that the double-layer wall board has a wide prospect under the current social situation.

The invention also provides an assembly type double-layer external wall panel mounting structure, the mounting structure is mounted according to the assembly type double-layer external wall panel, the mounting structure is used for being connected and fixed with a main floor structure, the mounting structure comprises an upper embedded part, an upper galvanized connecting angle steel, a galvanized upright angle steel, an upper connecting aluminum groove, an upper aluminum cross beam and a second fastener, the upper embedded part is preset in the main floor structure, one side of the upper galvanized connecting angle steel is welded with the upper embedded part, the other side of the upper galvanized connecting angle steel is fixedly connected with the galvanized upright angle steel through a second stainless steel bolt, the length of the galvanized upright angle steel is layer height, the bottom of the upper connecting aluminum groove is fixedly connected with the galvanized upright angle steel through a countersunk screw, the opposite side of the upper connecting aluminum groove is fixedly connected with the upper aluminum cross beam through the countersunk screw, the second fastener comprises a second transverse plate and a second vertical plate which are vertically connected, the second vertical plate is fixedly connected with the upper aluminum cross beam through a countersunk screw, second buckling teeth are arranged on the upper side of the second transverse plate, and the first buckling teeth are clamped and buckled on the second buckling teeth.

Further, the mounting structure still includes built-in fitting, lower zinc-plated angle iron, lower connection aluminium groove, lower aluminium crossbeam and third fastener down, the built-in fitting is predetermine in floor major structure down, one side and the built-in fitting welding of lower zinc-plated angle iron, the another side and the zinc-plated stand angle iron of lower zinc-plated angle iron pass through second stainless steel bolt fixed connection, the bottom of connecting the aluminium groove down is through countersunk screw fixed connection on zinc-plated stand angle iron, the relative side of connecting the aluminium groove down passes through countersunk screw and lower aluminium crossbeam fixed connection, the third fastener includes perpendicular third diaphragm and the third riser of connecting, the third riser passes through countersunk screw and lower aluminium crossbeam fixed connection, the higher authority of third diaphragm is equipped with the third buckle tooth, first buckle tooth card is gone into the lock and is connect on the third buckle tooth.

Further, the thickness of the upper connecting aluminum groove, the upper aluminum beam, the lower connecting aluminum groove and the lower aluminum beam is 3 mm.

The assembled double-layer external wall panel mounting structure provided by the invention is characterized in that the whole double-layer external wall panel is mounted on a floor main body structure as a whole through a toothed fastener, an aluminum cross beam, a connecting aluminum groove, galvanized upright angle steel, galvanized connecting angle steel and an embedded part buckle, and can be connected in a single-pivot or double-pivot mode according to the beam height, the floor height, the load size and the like, namely, the wall panel is mounted in a tensile state by hanging the wall panel on the outer side of the floor main body structure, stress points are mainly concentrated on the upper end of the wall panel, so that buckling deformation of a wall panel block caused by compression of the outer wall of the whole main body structure can be avoided, and the reliability of fixed connection of the double-layer external wall panel and a building main.

The invention further provides a horizontal seam waterproof structure of the assembled double-layer external wall panel, the horizontal seam waterproof structure is horizontally waterproof according to the assembled double-layer external wall panel, the horizontal seam waterproof structure is used for waterproofing the horizontal seam of the adjacent assembled double-layer external wall panel, the horizontal seam waterproof structure comprises an upper aluminum fastener and a lower aluminum fastener, the upper aluminum fastener and the lower aluminum fastener comprise an integrally formed step fastener and a combined aluminum sheet, the rear part of the step fastener is provided with a first limb, the combined aluminum sheet in the upper aluminum fastener and the lower aluminum fastener is arranged along the width direction of the seam of the end face of the inner composite wall panel of the adjacent assembled double-layer external wall panel and is mutually intersected, the step fastener is jointed along the end faces of the inner composite wall panel and the outer composite wall panel and is fixed on the inner composite wall panel through a self-tapping nail, the first limb at the rear part of the step fastener is embedded in the outer composite wall panel, building sealing glue and poly are embedded between the end The diameter of the polyethylene plastic rod is larger than the width of a horizontal joint of the adjacent assembled double-layer external wall panels.

Furthermore, the width of the horizontal joint of the adjacent fabricated double-layer external wall panels is 15mm, and the diameter of the polyethylene plastic rod is 20 mm.

The assembled double-layer external wall panel horizontal joint waterproof structure provided by the invention is processed by adopting a mode of combining structural waterproof and material waterproof, and particularly, when the assembled double-layer external wall panel is designed, the inner composite wall panel and the outer composite wall panel are arranged into a structure with a high inside and a low outside in the height direction, the height difference of the inner composite wall panel and the outer composite wall panel is not less than 10mm, namely the horizontal joint of the outer composite wall panel is not less than 10mm lower than the horizontal joint of the inner composite wall panel, so that outdoor rainwater can be prevented from flowing backwards into the room; meanwhile, the double-layer wall board is sealed by adopting upper and lower aluminum fasteners and self-tapping screws, and building sealant and foam round bars such as polyethylene plastic bars and the like are filled between joints of the inner and outer wall boards, so that the double-layer wall board has good waterproof performance; in addition, set up first limb on upper and lower aluminum fastener, through imbedding first limb in outer composite wall panel, can prevent water infiltration from the seam department of upper and lower aluminum fastener and wall body from this better.

The invention also provides a vertical seam waterproof structure of the assembled double-layer external wall panel, the vertical seam waterproof structure is vertically waterproof according to the assembled double-layer external wall panel, the vertical seam waterproof structure is used for waterproofing the vertical seam of the adjacent assembled double-layer external wall panel, the vertical seam waterproof structure comprises a left aluminum fastener and a right aluminum fastener, the left aluminum fastener and the right aluminum fastener are U-shaped aluminum fasteners, the rear part of the U-shaped aluminum fastener is provided with a second limb, two side edges of the U-shaped aluminum fastener are arranged along the width direction of the vertical seam of the inner and outer composite wall panel end surfaces of the adjacent assembled double-layer external wall panel and are mutually intersected, the bottom edge of the U-shaped aluminum fastener is attached along the inner and outer composite wall panel end surfaces and is fixed on the inner and outer composite wall panels through self-tapping nails, the second limb at the rear part of the U-shaped aluminum fastener is embedded in the outer composite wall panel, a building sealant and a polyethylene plastic rod are embedded between the adjacent inner and outer composite, the diameter of the polyethylene plastic rod is larger than the width of a vertical joint of the adjacent assembled double-layer external wall panel.

Further, the thickness of left aluminium fastener and right aluminium fastener is 1.5 mm.

According to the assembled double-layer external wall panel vertical joint waterproof structure provided by the invention, the double-layer wall panel is sealed by adopting the left and right aluminum fasteners and the self-tapping screws, building sealant is filled between joints of the inner and outer wall panels, and foam round rods such as polyethylene plastic rods are embedded, so that the assembled double-layer external wall panel vertical joint waterproof structure has good waterproof performance; simultaneously, set up the second limb on controlling aluminium fastener, through with the second limb embedding in outer composite wall panel, can prevent water from controlling the infiltration of aluminium fastener and the seam department of wall body better from this.

Drawings

Fig. 1 is a schematic structural view of an assembled double-layered external wall panel according to the present invention.

Fig. 2 is a schematic view of the arrangement structure of the steel tube in the fabricated double-deck external wall panel provided by the invention.

Fig. 3 is a schematic view of an installation structure of the fabricated double-deck external wall panel and a floor main body according to the present invention.

Fig. 4 is a schematic view of the horizontal joint waterproof structure of the fabricated double-layer external wall panel provided by the invention.

Fig. 5 is an enlarged schematic view of the upper and lower aluminum fasteners of fig. 4.

Fig. 6 is a schematic view of the vertical joint waterproof structure of the fabricated double-layer external wall panel provided by the invention.

Fig. 7 is an enlarged schematic view of the left and right aluminum fasteners of fig. 6.

In the figure, 11, inner composite wall panels; 12. an outer composite wallboard; 13. a first fastener; 131. a first transverse plate; 132. a first vertical plate; 133. a first buckle tooth; 14. steel passing; 15. a first stainless steel bolt; 16. a gasket; 21. an upper embedded part; 22. connecting angle steel is galvanized; 23. galvanized upright angle steel; 24. an upper connecting aluminum groove; 25. an upper aluminum beam; 26. a second fastener; 261. a second transverse plate; 262. a second vertical plate; 263. a second buckle tooth; 27. a second stainless steel bolt; 28. countersunk head screws; 31. a lower embedded part; 32. lower galvanized connecting angle steel; 33. the lower part is connected with an aluminum groove; 34. a lower aluminum beam; 35. a third fastener; 351. a third transverse plate; 352. a third vertical plate; 353. a third buckle tooth; 41. mounting an aluminum fastener; 411. a step fastener; 412. combining an aluminum sheet; 413. a first limb; 42. a lower aluminum fastener; 43. self-tapping screw; 44. building sealant; 45. a polyethylene plastic rod; 51. a left aluminum fastener; 52. a right aluminum fastener; 53. the second limb.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the present invention provides an assembled double-layer external wall panel, including an inner composite wall panel 11, a steel skeleton, an outer composite wall panel 12 and a first fastener 13, wherein the inner composite wall panel 11 and the outer composite wall panel 12 are configured in a high-inside and low-outside structure in a height direction, and a height difference between the inner composite wall panel and the outer composite wall panel is not less than 10mm, so that when the assembled double-layer external wall panel is subjected to a waterproof treatment, the adjacent assembled double-layer external wall panels are waterproof, the steel skeleton is disposed between the inner composite wall panel 11 and the outer composite wall panel 12, the steel skeleton is formed by welding steel tubes 14, specifically, the steel tubes 14 with a specification of 50 x 4mm are welded, the steel tubes 14 are arranged along the entire length around the inner composite wall panel and the outer composite wall panel, the first fastener 13 includes a first transverse plate 131 and a first vertical plate 132 which are vertically connected, and a first fastening tooth 133 is disposed below the first transverse plate 131, first riser 132 is located interior composite wall panel 11 inboardly, it is equipped with the bolt hole to correspond on interior composite wall panel 11, outer composite wall panel 12, the steel leads to 14 and the first riser 132, the bolt hole is not less than 100mm apart from the edge of inside and outside composite wall panel, wear to be equipped with in the bolt hole and connect fixed first stainless steel bolt 15 together with interior composite wall panel 11, outer composite wall panel 12, steel lead to 14 and first fastener 13, the cover is equipped with the gasket 16 with the laminating of inside and outside composite wall panel on the first stainless steel bolt 15, can avoid bolt hole department to receive the extrusion of concentrated power and damage inside and outside composite wall panel through this gasket 16.

As a specific example, the thicknesses of the inner composite wall panel 11, the steel skeleton and the outer composite wall panel 12 are the same, for example, the thicknesses of the inner composite wall panel 11, the steel skeleton and the outer composite wall panel 12 are all set to be 50mm, so that the wall panel specification can be reduced, and convenience is provided for construction.

As a specific embodiment, the inner and outer composite wall panels comprise panels and cores arranged in the panels, the panels are reinforced fiber calcium silicate boards, and the cores are polystyrene particles, so that the composite wall panel with the characteristics of light weight, environmental protection and energy conservation can be formed. Of course, on the basis of the foregoing embodiments, those skilled in the art can also use foamed portland cement, expanded perlite powder, etc. as a core to form a composite wallboard with the foregoing features.

As a specific embodiment, referring to fig. 2, the steel skeleton further includes at least two steel passages 14 arranged in the transverse direction along the height direction of the inner and outer composite wall panels, so that when the height dimension of the composite wall panel is larger, the strength and safety performance of the composite wall panel can be improved by adding at least two steel passages arranged in the transverse direction.

To better understand the fabricated double-wall panel structure provided by the present application, a specific size of wall panel is listed for illustration: referring to fig. 2, assuming that the size of the inner and outer composite wall panels in the fabricated double-layered external wall panel is 595 (wide) 2440 (high) 50 (thick), the steel through 14 is arranged along the 595mm width direction and the 2440mm height direction of the composite wall panel, and two steel through 14 are also transversely arranged in the 2440mm height direction, the inner and outer composite wall panels and the steel through are provided with two bolt holes in the 595mm width direction, and four bolt holes in the 2440mm height direction, wherein the two bolt holes in the width direction are overlapped with the two bolt holes at two ends in the height direction, and the distance between all the bolt holes and the edges of the inner and outer composite wall panels 11 and 12 is not less than 100mm, the inner and outer composite wall panels, the first fasteners and the steel through are connected and fixed by the first stainless steel bolts 15 penetrating through the bolt holes, so that the inner and outer composite wall panels, the first fasteners and the steel through form a whole, specifically, the first stainless steel bolt 15 is an M8 stainless steel bolt.

Compared with the prior art, the assembled double-layer external wall panel provided by the invention has the following advantages: 1. the production of the wallboard can be completed in a manufacturing plant, the outdoor discharge of dust and other construction wastes is avoided, and the environmental pollution is reduced; 2. the whole construction process is dry operation, the construction site is clean, and the generation of construction waste is reduced; 3. the wall board is a light composite wall board such as a polyphenyl particle composite wall board, has the performances of environmental protection, energy conservation, heat preservation, heat insulation and sound insulation, can reduce the external heat entering the room in summer, can reduce the indoor heat emission in winter, can reduce the noise at the same time, and is far superior to the traditional brick masonry outer wall in the aspects of energy conservation and sound insulation; 4. the wallboard is a massive board and adopts an assembly type construction process, so that the construction speed is high and the construction period is short; 5. the wall board is a double-layer wall board system, a steel skeleton is arranged in the double-layer wall board system, the requirements of strength and safety can be met, and the heat insulation and energy saving performance of the double-layer wall board is better than that of a single-layer wall board, so that the double-layer wall board has a wide prospect under the current social situation.

Referring to fig. 3, the present invention further provides an assembly type double-layer external wall panel installation structure, the installation structure is installed according to the assembly type double-layer external wall panel, the installation structure is used for being connected and fixed with a main structure of a floor, the installation structure includes an upper embedded part 21, an upper galvanized connecting angle steel 22, a galvanized upright angle steel 23, an upper connecting aluminum groove 24, an upper aluminum cross beam 25 and a second fastener 26, the upper embedded part 21 is preset in the main structure of the floor (such as a structural beam), one side of the upper galvanized connecting angle steel 22 is welded with the upper embedded part 21, the other side of the upper galvanized connecting angle steel 22 is fixedly connected with the galvanized upright angle steel 23 through a second stainless steel bolt 27, the length of the galvanized upright angle steel 23 is floor height, the bottom of the upper connecting aluminum groove 24 (which is a U-shaped groove) is fixedly connected to the galvanized upright angle steel 23 through a countersunk head screw 28, the opposite side of the upper connecting aluminum groove 24 is fixedly connected with the upper aluminum cross beam 25 through a countersunk head screw 28, second fastener 26 includes second diaphragm 261 and the second riser 262 of perpendicular connection, second riser 262 passes through countersunk screw 28 and last aluminium crossbeam 25 fixed connection, the higher authority of second diaphragm 261 is equipped with second latch 263, first latch 133 card is gone into the lock and is detained on second latch 263, has realized from this installing whole double-deck side fascia on floor major structure as a whole, has accomplished double-deck side fascia and floor major structure's fixed connection.

As a specific embodiment, please refer to fig. 3, the installation structure further includes a lower embedded part 31, a lower galvanized angle iron 32, a lower connecting aluminum groove 33, a lower aluminum cross beam 34 and a third fastener 35, the lower embedded part 31 is preset in a main structure (such as a structural beam) of a floor, one side of the lower galvanized angle iron 32 is welded to the lower embedded part 31, the other side of the lower galvanized angle iron 32 is fixedly connected to the galvanized upright angle iron 23 through a second stainless steel bolt 27, the bottom of the lower connecting aluminum groove 33 (which is a U-shaped groove) is fixedly connected to the galvanized upright angle iron 23 through a countersunk screw 28, the opposite side of the lower connecting aluminum groove 33 is fixedly connected to the lower aluminum cross beam 34 through a countersunk screw 28, the third fastener 35 includes a third transverse plate 351 and a third vertical plate 352 that are vertically connected, the third vertical plate 352 is fixedly connected to the lower aluminum cross beam 34 through a countersunk screw 28, the upper side of the third transverse plate 351 is provided with a third buckle tooth 353, and the first buckle tooth 133 is clamped and buckled on the third buckle tooth 353, so that the whole double-layer external wall panel is integrally installed on a floor main body structure in a double-fulcrum mode, and the double-fulcrum mode is suitable for large floor main body structures such as beam height, floor height and load.

As a specific embodiment, the thickness of the upper connecting aluminum groove 24, the upper aluminum beam 25, the lower connecting aluminum groove 33 and the lower aluminum beam 34 is 3mm, so that the strength requirement can be met.

In addition, the upper embedded part 21 and the lower embedded part 31 adopt embedded parts with the model number of 200 x 300 x 8, the second stainless steel bolt 27 also adopts an M8 stainless steel bolt, the upper connecting aluminum groove 24 and the lower connecting aluminum groove 33 adopt a 45 x 3mm thick aluminum beam, and the countersunk head screw 28 adopts an M5 countersunk head screw.

The assembled double-layer external wall panel mounting structure provided by the invention is characterized in that the whole double-layer external wall panel is mounted on a floor main body structure as a whole through a toothed fastener, an aluminum cross beam, a connecting aluminum groove, galvanized upright angle steel, galvanized connecting angle steel and an embedded part buckle, and can be connected in a single-pivot or double-pivot mode according to the beam height, the floor height, the load size and the like, namely, the wall panel is mounted in a tensile state by hanging the wall panel on the outer side of the floor main body structure, stress points are mainly concentrated on the upper end of the wall panel, so that buckling deformation of a wall panel block caused by compression of the outer wall of the whole main body structure can be avoided, and the reliability of fixed connection of the double-layer external wall panel and a building main.

Referring to fig. 4 and 5, the present invention further provides a horizontal seam waterproof structure of an assembled double-layer external wall panel, the horizontal seam waterproof structure is horizontally waterproof according to the assembled double-layer external wall panel, the horizontal seam waterproof structure is used for waterproofing the horizontal seam of the adjacent assembled double-layer external wall panel, because the difference in height between the inner and outer composite wall panels in the assembled double-layer external wall panel is not less than 10mm, the horizontal seam waterproof emphasis is treated in a structural waterproof manner, the horizontal seam waterproof structure comprises an upper aluminum fastener 41 and a lower aluminum fastener 42, the upper aluminum fastener 41 and the lower aluminum fastener 42 comprise an integrally formed step fastener 411 and a bonding aluminum sheet 412, the rear portion of the step fastener 411 is provided with a first limb aluminum sheet 413, the bonding aluminum sheet 412 in the upper aluminum fastener 41 and the lower aluminum fastener 42 is arranged along the width direction of the seam of the end face of the inner composite wall panel 11 of the adjacent assembled double-layer external wall panel and is mutually bonded, step fastener 411 is fixed on inside and outside composite wall panel along interior composite wall panel 11 and the 12 terminal surface laminating of outer composite wall panel and through self-tapping screw 43, the first limb at step fastener 411 rear portion inlays 413 in outer composite wall panel 12, and it has building sealant 44 and polyethylene plastic stick 45 to inlay between the 12 terminal surfaces of adjacent outer composite wall panel and between the 11 terminal surfaces of adjacent interior composite wall panel that combines aluminum sheet 412 inboard, hits building sealant 44 and interior stopper polyethylene plastic stick 45 between composite wall panel 11 and outer composite wall panel 12 terminal surface promptly, polyethylene plastic stick 45's diameter is greater than the seam width of adjacent assembled double-deck side fascia horizontal joint.

As a specific embodiment, the width of the horizontal joint of the adjacent fabricated double-layer external wall panel is 15mm, the diameter of the polyethylene plastic rod 45 is 20mm, and the thickness of the upper aluminum fastener 41 and the lower aluminum fastener 42 is 1.5mm, so that when the polyethylene plastic rod 45 is plugged into the horizontal joint of the adjacent fabricated double-layer external wall panel, the building sealant 44 and the polyethylene plastic rod 45 can better support and seal the horizontal joint of the adjacent fabricated double-layer external wall panel, thereby effectively preventing water from permeating into the inner side of the wall body.

The assembled double-layer external wall panel horizontal joint waterproof structure provided by the invention is processed by adopting a mode of combining structural waterproof and material waterproof, and particularly, when the assembled double-layer external wall panel is designed, the inner composite wall panel and the outer composite wall panel are arranged into a structure with a high inside and a low outside in the height direction, the height difference of the inner composite wall panel and the outer composite wall panel is not less than 10mm, namely the horizontal joint of the outer composite wall panel is not less than 10mm lower than the horizontal joint of the inner composite wall panel, so that outdoor rainwater can be prevented from flowing backwards into the room; meanwhile, the double-layer wall board is sealed by adopting upper and lower aluminum fasteners and self-tapping screws, and building sealant and foam round bars such as polyethylene plastic bars and the like are filled between joints of the inner and outer wall boards, so that the double-layer wall board has good waterproof performance; in addition, set up first limb on upper and lower aluminum fastener, through imbedding first limb in outer composite wall panel, can prevent water infiltration from the seam department of upper and lower aluminum fastener and wall body from this better.

Referring to fig. 6 and 7, the present invention further provides a vertical seam waterproof structure of an assembled double-layer external wall panel, the vertical seam waterproof structure is vertically waterproof according to the assembled double-layer external wall panel, the vertical seam waterproof structure is used for waterproofing vertical seams of adjacent assembled double-layer external wall panels, the vertical seam waterproof structure comprises a left aluminum fastener 51 and a right aluminum fastener 52, the left aluminum fastener 51 and the right aluminum fastener 52 are U-shaped aluminum fasteners, a second limb 53 is arranged at the rear part of each U-shaped aluminum fastener, two sides of each U-shaped aluminum fastener are arranged along the vertical seam width direction of the end faces of the inner and outer composite wall panels of the adjacent assembled double-layer external wall panels and are mutually intersected, the bottom edges of the U-shaped aluminum fasteners are attached along the end faces of the inner and outer composite wall panels and are fixed on the inner and outer composite wall panels through self-tapping nails 43, the second limb 53 at the rear part of each U-shaped aluminum fastener is embedded in the outer composite, building sealant 44 and polyethylene plastic rods 45 are embedded between the end faces of the adjacent inner and outer composite wallboards on the outer sides of the two side edges of the U-shaped aluminum fastener, and the diameter of each polyethylene plastic rod 45 is larger than the width of a vertical joint of the adjacent assembled double-layer external wallboards.

As a specific embodiment, the thickness of the left aluminum fastener 51 and the right aluminum fastener 52 is 1.5mm, the width of the vertical joint of the adjacent fabricated double-layer external wall panel is 15mm, and the diameter of the polyethylene plastic rod 45 is 20mm, so when the polyethylene plastic rod 45 is plugged into the vertical joint of the adjacent fabricated double-layer external wall panel, the building sealant 44 and the polyethylene plastic rod 45 can better support and seal the vertical joint of the adjacent fabricated double-layer external wall panel, thereby effectively preventing water from permeating into the inner side of the wall body.

According to the assembled double-layer external wall panel vertical joint waterproof structure provided by the invention, the double-layer wall panel is sealed by adopting the left and right aluminum fasteners and the self-tapping screws, building sealant is filled between joints of the inner and outer wall panels, and foam round rods such as polyethylene plastic rods are embedded, so that the assembled double-layer external wall panel vertical joint waterproof structure has good waterproof performance; simultaneously, set up the second limb on controlling aluminium fastener, through with the second limb embedding in outer composite wall panel, can prevent water from controlling the infiltration of aluminium fastener and the seam department of wall body better from this.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. The assembled double-layer external wall panel is characterized by comprising an inner composite wall panel, a steel skeleton, an outer composite wall panel and a first fastener, wherein the inner composite wall panel and the outer composite wall panel are arranged into an inner high-outer low structure in the height direction, the height difference of the inner composite wall panel and the outer composite wall panel is not less than 10mm, the steel skeleton is arranged between the inner composite wall panel and the outer composite wall panel and is formed by welding steel pipes, the steel pipes are arranged along the circumference of the inner composite wall panel and the outer composite wall panel in a full-length manner, the first fastener comprises a first transverse plate and a first vertical plate which are vertically connected, a first buckle tooth is arranged below the first transverse plate, the first vertical plate is arranged on the inner side of the inner composite wall panel, bolt holes are correspondingly formed in the inner composite wall panel, the outer composite wall panel and the steel pipes and the first vertical plate, the bolt holes are not less than 100mm away from the edge of the inner composite wall panel and the outer composite wall panel, and the, the first stainless steel bolt is sleeved with a gasket attached to the inner and outer composite wallboards.

2. The fabricated double-layered external wall panel as claimed in claim 1, wherein the inner composite wall panel, the steel skeleton and the outer composite wall panel have the same thickness.

3. The fabricated double-layer external wall panel as claimed in claim 1, wherein the steel skeleton further comprises at least two steel tubes arranged transversely along the height direction of the internal and external composite wall panels.

4. The assembly type double-layer external wall panel mounting structure is characterized by comprising an upper embedded part, an upper galvanized connecting angle steel, a galvanized upright angle steel, an upper connecting aluminum groove, an upper aluminum cross beam and a second fastener, wherein the mounting structure is used for being fixedly connected with a main floor structure, the upper embedded part is preset in the main floor structure, one side of the upper galvanized connecting angle steel is welded with the upper embedded part, the other side of the upper galvanized connecting angle steel is fixedly connected with the galvanized upright angle steel through a second stainless steel bolt, the length of the galvanized upright angle steel is floor height, the bottom of the upper connecting aluminum groove is fixedly connected with the galvanized upright angle steel through a countersunk head screw, and the opposite side of the upper connecting aluminum groove is fixedly connected with the upper aluminum cross beam through a countersunk head screw, the second fastener includes perpendicular second diaphragm and the second riser of connecting, the second riser passes through countersunk screw and last aluminium crossbeam fixed connection, the higher authority of second diaphragm is equipped with the second and detains the tooth, first knot tooth card is gone into the lock joint and is detained on the tooth at the second.

5. The mounting structure of an assembled double-deck external wall panel according to claim 4, wherein the mounting structure further comprises a lower embedded part, a lower galvanized angle iron, a lower aluminum connecting groove, a lower aluminum beam and a third fastener, the lower embedded part is pre-installed in the main structure of the floor, one side of the lower galvanized angle iron is welded with the lower embedded part, the other side of the lower galvanized angle iron is fixedly connected with the galvanized angle iron through a second stainless steel bolt, the bottom of the lower aluminum connecting groove is fixedly connected with the galvanized angle iron through a countersunk screw, the opposite side of the lower aluminum connecting groove is fixedly connected with the lower aluminum beam through a countersunk screw, the third fastener comprises a third transverse plate and a third vertical plate which are vertically connected, the third vertical plate is fixedly connected with the lower aluminum beam through a countersunk screw, the upper edge of the third transverse plate is provided with a third fastening tooth, the first buckle tooth is clamped and buckled on the third buckle tooth.

6. The fabricated double-layered external wall panel installation structure according to claim 5, wherein the upper connection aluminum groove, the upper aluminum beam, the lower connection aluminum groove and the lower aluminum beam have a thickness of 3 mm.

7. The horizontal seam waterproof structure of the assembled double-layer external wall panel is characterized in that the horizontal seam waterproof structure is used for waterproofing the horizontal seam of the adjacent assembled double-layer external wall panel according to any one of claims 1 to 3 and comprises an upper aluminum fastener and a lower aluminum fastener, the upper aluminum fastener and the lower aluminum fastener comprise an integrally formed step fastener and a combined aluminum sheet, the rear part of the step fastener is provided with a first limb, the combined aluminum sheets in the upper aluminum fastener and the lower aluminum fastener are arranged along the width direction of the seam of the end face of the inner composite wall panel of the adjacent assembled double-layer external wall panel and are mutually intersected, the step fastener is attached along the end face of the inner composite wall panel and the end face of the outer composite wall panel and is fixed on the inner composite wall panel and the outer composite wall panel through a self-tapping nail, and the first limb at the rear part of the step fastener is embedded in the outer composite wall panel, building sealant and polyethylene plastic rods are embedded between the end faces of the adjacent outer composite wallboards and between the end faces of the adjacent inner composite wallboards on the inner sides of the combined aluminum sheets, and the diameter of each polyethylene plastic rod is larger than the width of a horizontal joint of the adjacent assembled double-layer external wallboards.

8. The fabricated double-layered external wall panel horizontal joint waterproof structure according to claim 7, wherein the width of the horizontal joint of the adjacent fabricated double-layered external wall panels is 15mm, and the diameter of the polyethylene plastic rod is 20 mm.

9. The assembled double-layer external wall panel vertical seam waterproof structure is characterized in that the assembled double-layer external wall panel vertical waterproof structure is according to any one of claims 1 to 3 and is used for waterproofing the vertical seam of the adjacent assembled double-layer external wall panel, the vertical seam waterproof structure comprises a left aluminum fastener and a right aluminum fastener, the left aluminum fastener and the right aluminum fastener are U-shaped aluminum fasteners, the rear part of each U-shaped aluminum fastener is provided with a second limb, two sides of each U-shaped aluminum fastener are arranged along the vertical seam width direction of the inner and outer composite wall panel end faces of the adjacent assembled double-layer external wall panel and are mutually intersected, the bottom edges of the U-shaped aluminum fasteners are attached along the inner and outer composite wall panel end faces and are fixed on the inner and outer composite wall panels through self-nailing, and the second limbs of the fasteners at the rear parts of the U-shaped aluminum fasteners are embedded in the outer composite wall panels, building sealant and polyethylene plastic rods are embedded between the end faces of the adjacent inner and outer composite wallboards on the outer sides of the two side edges of the U-shaped aluminum fastener, and the diameter of each polyethylene plastic rod is larger than the width of a vertical joint of the adjacent assembled double-layer external wallboards.

10. The fabricated double-layer external wall panel vertical seam waterproof structure according to claim 9, wherein the left aluminum fastener and the right aluminum fastener have a thickness of 1.5 mm.

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