CN216516312U - Assembly type structure external wall insulation AAC coincide wallboard structure - Google Patents
Assembly type structure external wall insulation AAC coincide wallboard structure Download PDFInfo
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- CN216516312U CN216516312U CN202220246296.5U CN202220246296U CN216516312U CN 216516312 U CN216516312 U CN 216516312U CN 202220246296 U CN202220246296 U CN 202220246296U CN 216516312 U CN216516312 U CN 216516312U
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Abstract
The utility model discloses an assembly type building outer wall heat preservation AAC superposed wallboard structure which comprises a waterproof reverse ridge, wherein a plurality of groups of heat preservation AAC superposed wallboards are assembled on the waterproof reverse ridge along the length direction through a hoisting tool, a drill hole matched with a connecting steel bar at the bottom of a superposed beam is drilled at the top of each heat preservation AAC superposed wallboard, and the heat preservation AAC superposed wallboards are temporarily fixed on the superposed beam through inclined supporting rods. According to the utility model, the superposed beam, the waterproof reverse ridge and the heat-preservation AAC superposed wallboard are prefabricated in advance, a plurality of positioning grooves are formed on a convex block of the reverse ridge, hoisting grooves are formed in the width direction of the bottom of the heat-preservation AAC superposed wallboard so as to facilitate installation of hoisting tools, the positioning grooves are utilized to position the falling positions of the hoisting tools, the heat-preservation AAC superposed wallboard is hoisted, meanwhile, the accurate assembly of the building outer wall heat-preservation AAC superposed wallboard and the waterproof reverse ridge is ensured, the top rear drill hole of the heat-preservation AAC superposed wallboard is matched with a connecting steel bar, and the requirement of simultaneous construction of an assembled structure and a main body is realized.
Description
Technical Field
The utility model belongs to the technical field of an AAC (alternating aperture) composite wallboard for external wall insulation of an assembly type building, and particularly relates to an AAC composite wallboard structure for external wall insulation of an assembly type building.
Background
The technical specifications of the building self-insulation external wall system adopted by the current design are light autoclaved aerated concrete blocks and plates DBJ61/T89-2014, the standard drawings are autoclaved lightweight sand aerated concrete (AAC) blocks and plate structure 06CGC01, and autoclaved lightweight sand aerated concrete (AAC) blocks and plate structure 06CJC05, and the standards have the following problems that firstly, the design and calculation of the scheme for solving the problem are not related when the thickness of the heat-insulation wall plate is insufficient; secondly, the original drawing centralized method is that construction is carried out after the main structure construction, and no relevant structure and construction process suitable for the assembly type building exist.
At present, the construction and construction method of an external wall insulation AAC laminated wallboard suitable for a frame structure are researched, and the problems that a single-layer AAC plate does not meet the designed thickness of a self-insulation wall body, a national standard atlas and an industry regulation do not have a laminated wallboard fixing and anti-seismic anchoring and pulling method, a connecting piece is communicated inside and outside in the existing single-layer insulation wallboard method of the national standard atlas and the industry regulation, a thermal bridge effect occurs when large indoor and outdoor temperature difference exists, and the like are solved. However, the related construction and construction method are only suitable for the frame structure, and the main body needs to be constructed separately after the construction is finished, so that the requirement of simultaneous construction with the main body in the assembled structure is not met.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide an assembled building external wall heat preservation AAC superposed wall panel structure aiming at the defects in the prior art, the design is novel and reasonable, a superposed beam, a waterproof reverse ridge and a heat preservation AAC superposed wall panel are prefabricated in advance, the waterproof reverse ridge structure is deeply designed, a plurality of positioning grooves are arranged on reverse ridge convex blocks, lifting grooves are arranged in the width direction of the bottom of the heat preservation AAC superposed wall panel so as to be convenient for installing lifting tools, the falling positions of the lifting tools are positioned by utilizing the positioning grooves, the accurate assembly of the building external wall heat preservation AAC superposed wall panel and the waterproof reverse ridge is ensured while the heat preservation AAC superposed wall panel is lifted, a plurality of groups of heat preservation AAC superposed wall panels are temporarily fixed on the superposed beam through inclined support rods, holes are drilled at the back of the top of the heat preservation AAC superposed wall panel and connected with reinforcing steel bars at the bottom of the superposed beam to meet the requirements of simultaneous construction of the assembled structure and a main body, is convenient for popularization and use.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides an assembly type structure external wall insulation AAC coincide wallboard structure which characterized in that: the method comprises the steps that a waterproof reverse ridge is constructed on a superposed beam in an assembling mode, a plurality of groups of heat-preservation AAC superposed wallboards are assembled on the waterproof reverse ridge along the length direction through a hoisting tool, drill holes are drilled in the tops of the heat-preservation AAC superposed wallboards, connecting reinforcing steel bars matched with the drill holes are arranged at the bottom of the superposed beam, and the heat-preservation AAC superposed wallboards provided with the hoisting tool are temporarily fixed on the superposed beam through inclined supporting rods;
the top of the waterproof reverse ridge is provided with a reverse ridge protruding block along the length direction, and the reverse ridge protruding block is provided with a plurality of positioning grooves along the length direction;
a hoisting lower groove is formed in the width direction of the bottom of the heat-preservation AAC superposed wallboard, a hoisting upper groove is formed in the width direction of the top of the heat-preservation AAC superposed wallboard, an assembling upper groove is formed in the length direction of the top of the heat-preservation AAC superposed wallboard, and an assembling lower groove matched with the anti-ridge protruding block is formed in the length direction of the bottom of the heat-preservation AAC superposed wallboard;
hoisting tool includes U-shaped hoist and mount frame and the pole setting that is located the indoor side, and two tip and the pole setting of U-shaped hoist and mount frame are all connected through the loose pin axle, and a side lever of U-shaped hoist and mount frame passes the hoist and mount upper groove and installs at heat preservation AAC coincide wallboard top, and another side lever of U-shaped hoist and mount frame passes the hoist and mount lower groove and installs in heat preservation AAC coincide wallboard bottom and whereabouts in positioning groove position department, is provided with on a side lever lateral wall of U-shaped hoist and mount frame with hoist complex rings.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: and an assembly side convex block is arranged in the height direction of one side of the heat-preservation AAC superposed wallboard, and an assembly side groove is arranged in the height direction of the other side of the heat-preservation AAC superposed wallboard.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the number of the hoisting lower grooves is multiple, and the number of the hoisting tools is equal to that of the hoisting lower grooves and corresponds to that of the hoisting lower grooves one to one.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the number of the flip chip bumps is multiple.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the height of the anti-threshold bump is equal to that of the lower assembling groove.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the thickness of one side rod of the U-shaped hoisting frame is smaller than the height of the upper hoisting groove and is also smaller than the height of the upper assembling groove; the thickness of the other side rod of the U-shaped hoisting frame is equal to the height of the hoisting lower groove, and the height of the hoisting lower groove is smaller than the height of the assembling lower groove.
Foretell assembled building external wall insulation AAC coincide wallboard structure, its characterized in that: and one side of the vertical rod facing the indoor is provided with a supporting joint connected with one end of the inclined supporting rod, and the superposed beam is pre-embedded with an earth anchor bolt connected with the other end of the inclined supporting rod.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the assembly upper groove is an inverted trapezoid assembly upper groove, the drill is arranged at the bottom of the inverted trapezoid assembly upper groove, and a concrete connector used for clamping and fixing the connecting steel bars is poured into the drill.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: and a reserved steel bar is embedded in the top of the superposed beam.
The utility model provides an foretell assembled building external wall insulation AAC coincide wallboard structure which characterized in that: the waterproof anti-bank is a prefabricated waterproof anti-bank, a grouting sleeve matched with a reserved steel bar is reserved in the prefabricated waterproof anti-bank, a grouting channel for grouting the grouting sleeve is reserved at the lower part of the side part of the prefabricated waterproof anti-bank, and a grout discharging channel is reserved at the upper part of the side part of the prefabricated waterproof anti-bank.
The utility model has the beneficial effects that the design is novel and reasonable, the superposed beam, the waterproof reverse ridge and the heat preservation AAC superposed wallboard are prefabricated in advance, the waterproof reverse ridge structure is deeply designed, a plurality of positioning grooves are formed on the reverse ridge convex blocks, hoisting grooves are formed in the width direction of the bottom of the heat preservation AAC superposed wallboard so as to be convenient for installing hoisting tools, the falling positions of the hoisting tools are positioned by utilizing the positioning grooves, the accurate assembly of the building outer wall heat preservation AAC superposed wallboard and the waterproof reverse ridge is ensured while the heat preservation AAC superposed wallboard is hoisted, a plurality of groups of heat preservation AAC superposed wallboards are temporarily fixed on the superposed beam through inclined supporting rods, rear holes at the top of the heat preservation AAC superposed wallboards are matched with connecting reinforcing steel bars at the bottom of the superposed beam, the requirement of simultaneous construction of an assembled structure and a main body is realized, and the popularization and the use are convenient.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a front view of an insulated AAC laminated wallboard of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a sectional view B-B of fig. 1.
Fig. 4 is a front view of the waterproof flip chip of the present invention.
Fig. 5 is a front view of the mating of the insulated AAC laminated wallboard panel and spreader of the present invention.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a left side view of fig. 4, not grouted.
Fig. 8 is a schematic structural view of the thermal insulation AAC laminated wallboard temporarily fixed by an inclined support rod.
Fig. 9 is a schematic structural diagram of the present invention.
Description of reference numerals:
1-heat preservation AAC laminated wallboard; 2, hoisting the lower groove; 3-assembling the side projection;
4-assembling side grooves; 5, assembling an upper groove; 6, assembling a lower groove;
7-U-shaped hoisting frame; 8, erecting a rod; 9-a support joint;
10-anchor bolts; 11-a hoisting ring; 12-waterproof anti-bank;
13-anti-ridge bump; 14, positioning a groove; 15-movable pin shaft;
16-grouting sleeve; 17-grouting a channel; 18-a slurry discharge channel;
19-a superposed beam; 20-reserving reinforcing steel bars; 21-connecting steel bars;
22-hoisting an upper groove; 23-diagonal bracing bar.
Detailed Description
As shown in fig. 1 to 9, the utility model includes a waterproof reverse sill 12 which is constructed on a superposed beam 19 in an assembly manner, the waterproof reverse sill 12 is assembled with a plurality of sets of heat-insulating AAC superposed wall panels 1 along the length direction by a hoisting tool, a drill hole is drilled at the top of each heat-insulating AAC superposed wall panel 1, a connecting steel bar 21 which is matched with the drill hole is arranged at the bottom of the superposed beam 19, and the heat-insulating AAC superposed wall panel 1 provided with the hoisting tool is temporarily fixed on the superposed beam 19 by an inclined support rod 23;
the top of the waterproof flip sill 12 is provided with a flip sill bump 13 along the length direction, and the flip sill bump 13 is provided with a plurality of positioning grooves 14 along the length direction;
a hoisting lower groove 2 is formed in the width direction of the bottom of the heat-preservation AAC superposed wallboard 1, a hoisting upper groove 22 is formed in the width direction of the top of the heat-preservation AAC superposed wallboard 1, an assembling upper groove 5 is formed in the length direction of the top of the heat-preservation AAC superposed wallboard 1, and an assembling lower groove 6 matched with the anti-ridge convex block 13 is formed in the length direction of the bottom of the heat-preservation AAC superposed wallboard 1;
hoisting tool includes U-shaped hoist and mount frame 7 and the pole setting 8 that is located indoor side, two tip and the pole setting 8 of U-shaped hoist and mount frame 7 all are connected through activity round pin axle 15, a side lever of U-shaped hoist and mount frame 7 passes hoist and mount upper groove 22 and installs at 1 top of heat preservation AAC coincide wallboard, another side lever of U-shaped hoist and mount frame 7 passes hoist and mount lower groove 2 and installs in 1 bottom of heat preservation AAC coincide wallboard and whereabouts in positioning groove 14 position department, be provided with on a side lever lateral wall of U-shaped hoist and mount frame 7 with crane complex rings 11.
It is to be noted that, the superposed beam, the waterproof reverse ridge and the heat preservation AAC superposed wallboard are prefabricated in advance, the waterproof reverse ridge structure is deeply designed, a plurality of positioning grooves are arranged on a reverse ridge convex block, hoisting grooves are arranged in the width direction of the bottom of the heat preservation AAC superposed wallboard so as to be convenient for installing hoisting tools, the positioning grooves are used for positioning the falling positions of the hoisting tools, the accurate assembly of the building outer wall heat preservation AAC superposed wallboard and the waterproof reverse ridge is ensured while the heat preservation AAC superposed wallboard is hoisted, a plurality of groups of heat preservation AAC superposed wallboards are temporarily fixed on the superposed beam through inclined supporting rods, a rear drilling hole at the top of the heat preservation AAC superposed wallboard is matched with a connecting steel bar at the bottom of the superposed beam, the requirement of simultaneous construction of the assembled structure and the main body is realized, the reverse ridge convex block 13 is arranged at the top of the waterproof reverse ridge 12 along the length direction and is matched with an assembling groove 6 arranged in the length direction at the bottom of the heat preservation AAC superposed wallboard 1, the purpose of having seted up a plurality of positioning groove 14 on anti-bank lug 13 along length direction is on heat preservation AAC coincide wallboard 1 whereabouts to anti-bank lug 13 convenient to install lifting device, and lifting device includes U-shaped hoist and mount frame 7 and the pole setting 8 that is located indoor side, and two tip and the pole setting 8 of U-shaped hoist and mount frame 7 all are connected through activity round pin axle 15, the dismantlement in the later stage of being convenient for, and U-shaped hoist and mount frame 7 is demolishd from outdoor, and pole setting 8 is demolishd at indoor, dismantles safety.
In this embodiment, an assembly side protrusion 3 is disposed on one side of the heat-preservation AAC laminated wallboard 1 in the height direction, and an assembly side groove 4 is disposed on the other side of the heat-preservation AAC laminated wallboard 1 in the height direction.
It should be noted that the purpose of providing the assembly side protrusion 3 and the assembly side groove 4 on the insulated AAC laminated wallboard 1 is to ensure the sealing reliability of the installation in the length direction of the insulated AAC laminated wallboard 1.
In this embodiment, the number of the hoisting lower grooves 2 is plural, and the number of the hoisting tools is equal to the number of the hoisting lower grooves 2 and corresponds to one another.
In this embodiment, the number of the flip bumps 13 is plural.
It should be noted that the purpose of the plurality of anti-ridge bumps 13 is to meet the requirement of the heat preservation AAC laminated wallboard structure with a certain thickness, and when the heat preservation AAC laminated wallboard structure needs to be thickened, the building exterior wall heat preservation AAC laminated wallboard can be thickened in a manner of laminating the multiple layers of heat preservation AAC laminated wallboards 1.
In this embodiment, the height of the flip cam 13 is equal to the height of the fitting lower groove 6.
It should be noted that the purpose of equalizing the height of the anti-threshold projection 13 and the height of the assembly lower groove 6 is to ensure the installation and matching of the thermal insulation AAC laminated wallboard 1 and the waterproof anti-threshold 12.
In this embodiment, the thickness of one side rod of the U-shaped hoisting frame 7 is smaller than the height of the hoisting upper groove 22 and smaller than the height of the assembling upper groove 5; the thickness of the other side rod of the U-shaped hoisting frame 7 is equal to the height of the hoisting lower groove 2, and the height of the hoisting lower groove 2 is smaller than that of the assembling lower groove 6.
It should be noted that the thickness of one side rod of the U-shaped hoisting frame 7 is smaller than the height of the upper assembling groove 5, the height of the lower hoisting groove 2 is smaller than the height of the lower assembling groove 6, and the thickness of the other side rod of the U-shaped hoisting frame 7 is equal to the height of the lower hoisting groove 2, so that a sufficient space is ensured when the U-shaped hoisting frame 7 is taken out in the later period.
In this embodiment, a support joint 9 connected to one end of the diagonal support rod 23 is disposed on one indoor side of the vertical rod 8, and a ground anchor bolt 10 connected to the other end of the diagonal support rod 23 is embedded in the composite beam 19.
In this embodiment, the assembly upper groove 5 is an inverted trapezoidal assembly upper groove, the drill is arranged at the bottom of the inverted trapezoidal assembly upper groove, and a concrete connector used for clamping and fixing the connecting steel bar 21 is poured into the drill.
In this embodiment, the top of the composite beam 19 is embedded with a reserved steel bar 20.
In this embodiment, the waterproof reverse sill 12 is a prefabricated waterproof reverse sill, a grouting sleeve 16 matched with the reserved steel bar 20 is reserved in the prefabricated waterproof reverse sill, a grouting channel 17 for grouting the grouting sleeve 16 is reserved at the lower part of the side part of the prefabricated waterproof reverse sill, and a grout discharge channel 18 is reserved at the upper part of the side part of the prefabricated waterproof reverse sill.
When the utility model is used, the process is as follows:
prefabricating a superposed beam, a heat-preservation AAC superposed wallboard and a water-stop reverse ridge according to a design drawing;
step two, assembling the prefabricated waterproof reverse bank: assembling a waterproof reversed ridge 12 on the superposed beam 19, sleeving and matching the grouting sleeve 16 with the reserved steel bar 20, and grouting the matched position of the grouting sleeve 16 and the reserved steel bar 20 through the grouting channel 17 until grout flows out of the grout discharging channel 18;
step three, assembling the heat-preservation AAC laminated wallboard: hoisting a plurality of groups of heat-preservation AAC superposed wall boards 1 to a waterproof reverse ridge 12 by using a hoisting tool;
step four, temporarily fixing the heat-preservation AAC laminated wallboard: the heat preservation AAC superposed wallboard 1 provided with the hoisting tool is temporarily fixed on the superposed beam 19 through the inclined support rod 23;
step five, drilling holes at the top of the heat-preservation AAC laminated wallboard and pouring a concrete connector: drilling a hole in an upper assembling groove 5 at the top of the heat-preservation AAC laminated wallboard, wherein the upper assembling groove 5 is an inverted trapezoidal upper assembling groove, the drilling hole is formed in the bottom of the inverted trapezoidal upper assembling groove, and a concrete connector used for clamping and fixing a connecting steel bar 21 is poured into the drilling hole;
step six, assembling the upper side superposed beam: hoisting a new superposed beam 19, and extending a connecting steel bar 21 of the new superposed beam 19 into the drill hole filled with the concrete connector to realize the fixed connection of the heat-preservation AAC superposed wallboard 1 and the new superposed beam 19 on the upper side;
step seven, dismantling the hoisting tool: after the solidification strength of the concrete connector meets the requirement, the hoisting tool is removed, the movable pin shaft 15 is loosened, the U-shaped hoisting frame 7 is removed from the outside, and the upright rod 8 is removed from the inside;
filling the plurality of positioning grooves 14 and the upper hoisting groove 22 by using AAC heat-insulating blocks or AAC mortar;
and step nine, circulating the step two to the step eight until the building external wall heat preservation AAC laminated wallboard structure is assembled.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an assembly type structure external wall insulation AAC coincide wallboard structure which characterized in that: the composite wallboard is characterized by comprising a waterproof reverse sill (12) which is constructed on a composite beam (19) in an assembling mode, a plurality of groups of heat-preservation AAC composite wallboards (1) are assembled on the waterproof reverse sill (12) along the length direction through hoisting tools, drill holes are drilled in the tops of the heat-preservation AAC composite wallboards (1), connecting reinforcing steel bars (21) matched with the drill holes are arranged at the bottom of the composite beam (19), and the heat-preservation AAC composite wallboards (1) provided with the hoisting tools are temporarily fixed on the composite beam (19) through inclined supporting rods (23);
the top of the waterproof reverse threshold (12) is provided with a reverse threshold bump (13) along the length direction, and the reverse threshold bump (13) is provided with a plurality of positioning grooves (14) along the length direction;
a hoisting lower groove (2) is formed in the width direction of the bottom of the heat-preservation AAC laminated wallboard (1), a hoisting upper groove (22) is formed in the width direction of the top of the heat-preservation AAC laminated wallboard (1), an assembling upper groove (5) is formed in the length direction of the top of the heat-preservation AAC laminated wallboard (1), and an assembling lower groove (6) matched with the anti-ridge bump (13) is formed in the length direction of the bottom of the heat-preservation AAC laminated wallboard (1);
hoisting tool includes U-shaped hoist and mount frame (7) and pole setting (8) that are located indoor side, two tip and pole setting (8) of U-shaped hoist and mount frame (7) are all connected through activity round pin axle (15), a side lever of U-shaped hoist and mount frame (7) passes hoist and mount upper groove (22) and installs at heat preservation AAC coincide wallboard (1) top, another side lever of U-shaped hoist and mount frame (7) passes hoist and mount lower groovy (2) and installs in heat preservation AAC coincide wallboard (1) bottom and whereabouts in positioning groove (14) position department, be provided with on a side lever lateral wall of U-shaped hoist and mount frame (7) with hoist complex rings (11).
2. The AAC composite wallboard structure for the external wall insulation of the prefabricated building according to claim 1, characterized in that: an assembly side convex block (3) is arranged in the height direction of one side of the heat-preservation AAC laminated wallboard (1), and an assembly side groove (4) is arranged in the height direction of the other side of the heat-preservation AAC laminated wallboard (1).
3. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: the number of the hoisting lower grooves (2) is multiple, and the number of the hoisting tools is equal to that of the hoisting lower grooves (2) and corresponds to that of the hoisting lower grooves one to one.
4. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: the number of the flip chip bumps (13) is multiple.
5. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: the height of the anti-threshold bump (13) is equal to that of the lower assembling groove (6).
6. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: the thickness of one side rod of the U-shaped hoisting frame (7) is smaller than the height of the hoisting upper groove (22) and is also smaller than the height of the assembling upper groove (5); the thickness of the other side rod of the U-shaped hoisting frame (7) is equal to the height of the hoisting lower groove (2), and the height of the hoisting lower groove (2) is smaller than that of the assembling lower groove (6).
7. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: and one side of the vertical rod (8) facing the indoor is provided with a supporting joint (9) connected with one end of the inclined supporting rod (23), and a ground anchor bolt (10) connected with the other end of the inclined supporting rod (23) is embedded in the superposed beam (19).
8. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 1, characterized in that: the assembly upper groove (5) is an inverted trapezoidal assembly upper groove, the drill is arranged at the bottom of the inverted trapezoidal assembly upper groove, and a concrete connector used for clamping and fixing the connecting steel bars (21) is poured into the drill.
9. The AAC composite wallboard structure for the external wall insulation of the prefabricated building according to claim 1, characterized in that: and a reserved steel bar (20) is embedded in the top of the superposed beam (19).
10. The assembly type building exterior wall insulation AAC laminated wallboard structure according to claim 9, characterized in that: waterproof anti bank (12) are prefabricated waterproof anti bank, reserve in the prefabricated waterproof anti bank and have grout sleeve (16) with reserve reinforcing bar (20) complex, grout passageway (17) to grout sleeve (16) grout are reserved to the lateral part lower part of prefabricated waterproof anti bank, the lateral part upper portion of prefabricated waterproof anti bank is reserved has mud discharging passageway (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246296.5U CN216516312U (en) | 2022-01-28 | 2022-01-28 | Assembly type structure external wall insulation AAC coincide wallboard structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246296.5U CN216516312U (en) | 2022-01-28 | 2022-01-28 | Assembly type structure external wall insulation AAC coincide wallboard structure |
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| CN216516312U true CN216516312U (en) | 2022-05-13 |
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| CN202220246296.5U Active CN216516312U (en) | 2022-01-28 | 2022-01-28 | Assembly type structure external wall insulation AAC coincide wallboard structure |
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