CN111877573A - Assembly type building sealing waterproof construction system - Google Patents
Assembly type building sealing waterproof construction system Download PDFInfo
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- CN111877573A CN111877573A CN202010743405.XA CN202010743405A CN111877573A CN 111877573 A CN111877573 A CN 111877573A CN 202010743405 A CN202010743405 A CN 202010743405A CN 111877573 A CN111877573 A CN 111877573A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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Abstract
The utility model relates to a waterproof construction system is sealed to assembled building, it includes a plurality of interconnect's prefabricated outer wall unit, and the junction of two adjacent prefabricated outer wall units is fixed with waterproof construction between main gomphosis portion and the vice gomphosis portion including the main gomphosis portion and the vice gomphosis portion of mutual gomphosis, waterproof construction include the waterproof layer and with waterproof layer fixed connection's elastic mechanism. The waterproof layer is difficult to produce the gap between the prefabricated outer wall unit, and in steam was difficult to get into the building through the concatenation seam, the better effect of sealed water-proof effects.
Description
Technical Field
The application relates to the field of fabricated buildings, in particular to a sealed waterproof construction system for fabricated buildings.
Background
At present, with the continuous development of the building industry, the assembly type building rises rapidly as an emerging industry, and the materials are continuously innovated and the structure is continuously optimized, so that high attention is paid. The prefabricated member is assembled and partially poured on a construction site, a plurality of joint parts exist in the construction mode, and if the joint parts are not properly processed, a large amount of water leakage and other serious influences of the building construction can be caused. The splicing seams also play roles in the decomposition of displacement load of the wall body caused by expansion with heat and contraction with cold, the decomposition of swing load of high floors caused by wind power and the like.
Now, for example, chinese patent publication No. CN109735304A discloses a method for preparing silane modified sealant for assembly type buildings, which comprises: uniformly mixing a plasticizer and a calcium-containing filler to obtain a first mixture, heating the first mixture to a first temperature, and then carrying out negative pressure dehydration on the first mixture under a vacuum condition to obtain a first reaction mixture; uniformly mixing the first reaction mixture, the silane modified resin and the auxiliary agent at a second temperature to obtain a second reaction mixture; and at a third temperature, uniformly mixing the second reaction mixture and the catalyst to obtain the silane modified sealant for the prefabricated building, wherein the sealant is filled in the splicing seams between the prefabricated building structural plates.
According to the related technology, the inventor thinks that the defects that after the splicing seam is loaded, the splicing seam gap is enlarged, the seam between the splicing seam and the sealant generates a gap, the splicing seam is easily corroded by water vapor, and the sealing and waterproof effects are poor exist.
Disclosure of Invention
In order to optimize the sealing and waterproof effect of the fabricated building, the application provides a sealing and waterproof construction system for the fabricated building.
The application provides a waterproof sealing structure system of prefabricated building adopts following technical scheme:
the utility model provides an assembly type building waterproof seal structure system, includes a plurality of interconnect's prefabricated outer wall unit, and the junction of two adjacent prefabricated outer wall units is fixed with waterproof construction between main gomphosis portion and the vice gomphosis portion including the main gomphosis portion and the vice gomphosis portion of mutual gomphosis, waterproof construction include the waterproof layer and with waterproof layer fixed connection's elastic mechanism.
Through adopting above-mentioned technical scheme, make the concatenation seam department between the prefabricated outer wall unit adopt waterproof construction to carry on waterproofly, bear load when the prefabricated outer wall unit and make the concatenation seam increase or reduce between main gomphosis portion and the vice gomphosis portion, the elastic mechanism atress produces deformation for the waterproof layer all the time with prefabricated outer wall unit butt, the waterproof layer is difficult and prefabricated outer wall unit between produce the gap, in steam is difficult to get into the building through the concatenation seam, sealed water-proof effects is better.
Preferably, the main engaging portion includes an engaging groove, the auxiliary engaging portion includes an engaging projection, the elastic mechanism is fixed to the engaging projection, the waterproof layer abuts against the engaging groove, the waterproof layer is coated on the elastic mechanism and the engaging projection, the engaging projection is engaged with the engaging groove, and the elastic mechanism is in a compressed state when the main engaging portion is engaged with the auxiliary engaging portion.
Through adopting above-mentioned technical scheme, when making in the gomphosis recess of gomphosis lug embedding, elastic mechanism is in compression state all the time, elastic mechanism remains the trend of recovering deformation all the time, when the clearance produces the change between gomphosis recess and the gomphosis lug, elastic mechanism recovers deformation, make the waterproof layer all the time with gomphosis recess butt, and because the waterproof layer cladding is on the gomphosis lug, make between gomphosis recess and the gomphosis lug all the time by the waterproof layer shutoff, be difficult for producing the gap between gomphosis groove and the gomphosis lug, in steam is difficult for getting into the building through the concatenation seam between main gomphosis portion and the vice gomphosis portion, sealed.
Preferably, elastic mechanism includes butt plate, compression spring and fixed plate, in butt plate embedding gomphosis recess, fixed plate and gomphosis lug towards the one end terminal surface integrated into one piece of gomphosis recess, compression spring is located between butt plate and the fixed plate, and the cladding of elastic mechanism has the flexible waterproof board that is used for sealing up the clearance between butt plate and the fixed plate.
Through adopting above-mentioned technical scheme, when making in the gomphosis recess of gomphosis lug embedding, compression spring is in compression state, compression spring remains the trend of recovering deformation all the time, the one end that the gomphosis lug was kept away from to the butt board drives the lower surface butt of waterproof layer and gomphosis recess, the waterproof layer all the time with butt between gomphosis lug and the gomphosis recess, clearance between fixed plate and the butt board is by the separation of flexible waterproof board, compression spring produces the back of deforming, flexible waterproof board produces deformation, make difficult production gap between butt board and the fixed plate, concatenation seam between the adjacent prefabricated exterior wall unit is difficult for producing the infiltration clearance when bearing load, the waterproof layer cladding is again on the gomphosis lug, steam is difficult for getting into the building through the concatenation seam between main gomphosis portion and the vice gomphosis portion.
Preferably, main gomphosis portion still includes main standing groove and main linkage segment, vice gomphosis portion still includes vice standing groove and vice linkage segment, and when butt cooperation between main gomphosis portion and the vice gomphosis portion, main standing groove corresponds and forms with vice standing groove and places the cavity, leaves the packing clearance between main linkage segment and the vice linkage segment, fills the outer wall intercommunication of clearance and prefabricated outer wall unit, be provided with waterproof sealing assembly between main gomphosis portion and the vice gomphosis portion.
Through adopting above-mentioned technical scheme, make waterproof sealing assembly block the clearance between main gomphosis portion and the vice gomphosis portion, steam is difficult for getting into the inner wall of prefabricated outer wall unit along the concatenation seam department between main gomphosis portion and the vice gomphosis portion, simultaneously, owing to filling the setting in clearance for the interval is great between main linkage segment and the vice linkage segment, is difficult for taking place capillary phenomenon, and the moisture of prefabricated outer wall unit outer wall is difficult for permeating from filling the clearance.
Preferably, waterproof sealing assembly includes interior waterproof board, dead lever and outer waterproof board, interior waterproof board is placed in placing the cavity, interior waterproof board and dead lever fixed connection, the dead lever level is placed in filling the clearance, and the one end that interior waterproof board was kept away from to the dead lever stretches out filling the clearance and is connected with outer waterproof board, interior waterproof board has the flexibility, interior waterproof board and the inner wall butt of placing the cavity.
Through adopting above-mentioned technical scheme, make main gomphosis groove and vice gomphosis groove inner wall all with interior waterproof board butt, steam is difficult for passing and places the cavity, and interior waterproof board passes through the dead lever and fastens with outer waterproof board, the direction that makes interior waterproof board towards outer waterproof board is to the inner wall application of force of placing the cavity, steam is difficult for getting into and places the cavity and be detained, and make outer waterproof board compress tightly on main gomphosis portion and vice gomphosis portion, as the first layer protection, prevent the outer steam of prefabricated outer wall unit from splicing seam department entering prefabricated outer wall unit's inner wall.
Preferably, the pot head that interior waterproof board was kept away from to the dead lever is equipped with lock nut, the dead lever is the threaded rod, outer waterproof board is fixed with the waterproof pad towards the one end terminal surface of interior waterproof board, the waterproof pad is with main gomphosis portion and vice gomphosis portion butt and the one end of waterproof pad shutoff in the outer wall of filling the clearance towards prefabricated outer wall unit.
Through adopting above-mentioned technical scheme, when making the staff splice two adjacent prefabricated exterior wall units together, interior waterproof board is located places the cavity, the dead lever is located the packing clearance, the outer waterproof board supports with the outer wall butt of two prefabricated exterior wall units, the staff is through the lock nut of screwing, make the trend that produces relative motion between interior waterproof board and the outer waterproof board, interior waterproof board supports tightly with the inner wall of placing the cavity, outer waterproof board supports tightly with the outer wall of prefabricated exterior wall unit, and convenient operation, sealed water-proof effects is better.
Preferably, the inner waterproof plate comprises an inner core plate and a flexible rubber plate coated on the inner core plate, a deformation joint penetrating through the flexible rubber plate to the inner core plate is formed in the flexible rubber plate, and the fixing rod penetrates through the deformation joint and is connected with the inner core plate.
Through adopting above-mentioned technical scheme, make the dead lever pass movement joint in inner core board fixed connection, the staff passes through the taut inner core board of dead lever, makes the inner core board to the inner wall application of force of placing the cavity, and the atress department of placing the cavity is close to the outer wall of prefabricated wallboard unit, and then makes the cladding produce deformation in the flexible rubber slab atress of inner core board, and the setting up of movement joint makes the flexible rubber slab atress stretch-draw after leave the deformation surplus, improves waterproof seal assembly's waterproof sealing effect.
Preferably, one side of the prefabricated exterior wall unit, which is close to the outer waterproof board, is provided with a filling groove communicated with the filling gap, and the outer waterproof board is placed in the filling groove.
Through adopting above-mentioned technical scheme, make outer waterproof board be located the filling tank, after outer waterproof board atress, outer waterproof board exerts pressure to the waterproof pad, and the waterproof pad produces deformation and further supports tightly with the inner wall in filling tank, improves waterproof seal assembly's water-proof effects.
In summary, the present application includes at least one of the following beneficial technical effects:
1. gaps are not easily formed between the waterproof layer and the prefabricated outer wall units, water vapor is not easily introduced into the building through splicing seams, and the sealing and waterproof effects are good;
2. the embedded groove and the embedded lug are always blocked by the waterproof layer, a gap is not easy to generate between the embedded groove and the embedded lug, water vapor is not easy to enter a building through a splicing seam between the main embedded part and the auxiliary embedded part, and the sealing and waterproof effects are good;
3. the outer waterproof plate is tightly pressed on the main embedding part and the auxiliary embedding part and serves as first layer protection to prevent water vapor outside the prefabricated outer wall unit from entering the inner wall of the prefabricated outer wall unit from the splicing seam.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a partially enlarged schematic view at a in fig. 1.
Fig. 3 is a schematic diagram of the explosive structure of the present application.
Description of reference numerals: 1. a main fitting portion; 2. a sub-fitting part; 3. a waterproof layer; 4. an elastic mechanism; 11. a fitting groove; 21. embedding the bump; 41. a butt joint plate; 42. a compression spring; 43. a fixing plate; 44. a flexible waterproof sheet; 12. a main placement groove; 13. a main connection section; 22. an auxiliary placing groove; 23. a secondary connecting section; 5. filling the gap; 6. placing the cavity; 7. a waterproof seal assembly; 71. an inner waterproof sheet; 72. fixing the rod; 73. an outer waterproof sheet; 74. locking the nut; 731. a waterproof pad; 711. an inner core board; 712. a flexible rubber sheet; 713. deformation joints; 8. the groove is filled.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a waterproof sealing structure system for an assembly type building. Referring to fig. 1, the assembly type building sealing and waterproofing structure system comprises a plurality of prefabricated outer wall units which are connected with each other, and a waterproofing structure is fixed between the joints of two adjacent prefabricated outer wall units which are arranged in the vertical direction.
Two prefabricated outer wall units arranged along the vertical direction sequentially comprise a main embedding part 1 and an auxiliary embedding part 2 from top to bottom, and the waterproof structure is positioned between the main embedding part 1 and the auxiliary embedding part 2.
As can be seen from fig. 1 and 2, the main engaging portion 1 includes an engaging groove 11, a main placing groove 12, a main connecting segment 13 and a filling groove 8 in sequence along the direction from the inner wall of the prefabricated exterior wall unit to the outer wall thereof; the auxiliary embedding part 2 sequentially comprises an embedding convex block 21, an auxiliary placing groove 22, an auxiliary connecting section 23 and a filling groove 8 along the direction from the inner wall of the prefabricated outer wall unit to the outer wall of the prefabricated outer wall unit, and the embedding convex block 21 is embedded in the embedding groove 11 in a clamping manner; when the main embedding part 1 is in butt joint with the auxiliary embedding part 2, the main placing groove 12 corresponds to the auxiliary placing groove 22, a filling gap 5 is reserved between the main connecting section 13 and the auxiliary connecting section 23, the filling gap 5 is communicated with the outer wall of the prefabricated outer wall unit, and a placing cavity 6 is formed between the main placing groove 12 and the auxiliary placing groove 22; a waterproof seal assembly 7 is further provided between the main fitting portion 1 and the sub fitting portion 2.
The waterproof structure positioned between the two prefabricated exterior wall units comprises a waterproof layer 3 and an elastic mechanism 4, the elastic mechanism 4 is positioned between the main placing groove 12 and the auxiliary placing groove 22, the elastic mechanism 4 is fixed on the embedding convex block 21, the waterproof layer 3 is coated on the elastic mechanism 4 and the embedding convex block 21, and the waterproof layer 3 is abutted to the embedding groove 11; when the main fitting part 1 is fitted to the sub fitting part 2, the elastic mechanism 4 is in a compressed state.
As can be seen from fig. 2 and 3, the elastic mechanism 4 includes an abutting plate 41, a compression spring 42, and a fixing plate 43, the abutting plate 41 and the fixing plate 43 are disposed in parallel, a projection of the fixing plate 43 in the vertical direction is consistent with an end surface of the fitting projection 21 facing the fitting groove 11, and the fixing plate 43 and the end surface of the fitting projection 21 facing the fitting groove 11 are integrally formed; the projection of the abutting plate 41 along the vertical direction is consistent with the bottom area of the embedding groove 11 away from the embedding lug 21, the compression spring 42 is located between the abutting plate 41 and the fixing plate 43, the elastic mechanism 4 is wrapped with the flexible waterproof plate 44, and the flexible waterproof plate 44 is used for sealing the gap between the abutting plate 41 and the fixing plate 43.
The watertight sealing assembly 7 comprises an inner flashing 71, the fixing rod 72 and the outer waterproof plate 73 are arranged in the placing cavity 6, the length direction of the inner waterproof plate 71 is consistent with the length direction of the elastic mechanism 4, the inner waterproof plate 71 is fixedly connected with the fixing rod 72, the fixing rod 72 is horizontally arranged in the filling gap 5, one end, far away from the inner waterproof plate 71, of the fixing rod 72 extends out of the filling gap 5 and is connected with the outer waterproof plate 73, the fixing rod 72 extends out towards the outer wall of the prefabricated outer wall unit, the inner waterproof plate 71 is flexible, the inner waterproof plate 71 is abutted against the inner wall of the placing cavity 6, the main embedding part 1 is connected with the filling groove 8 of the auxiliary embedding part 2, the outer waterproof plate 73 is arranged in the filling groove 8, a waterproof pad 731 is fixed on one end face, facing towards the inner waterproof plate 71, of the outer waterproof plate 73, the side wall of the waterproof pad 731 is abutted against the main embedding part 1 and the auxiliary embedding part 2, and the waterproof pad 731 is plugged at one end. The length of the fixing rod 72 is greater than the distance between the inner waterproof plate 71 and the outer waterproof plate 73, the fixing rod 72 is a threaded rod, and one end of the fixing rod 72, which is far away from the waterproof plate, extends out of the outer fixing plate 43 and is screwed with a locking nut 74.
The inner waterproof plate 71 comprises an inner core plate 711 and a flexible rubber plate 712 coated on the inner core plate 711, the waterproof layer 3 is abutted to the flexible rubber plate 712, a deformation joint 713 penetrating through the inner core plate 711 is formed in the flexible rubber plate 712, the length direction of the deformation joint 713 is consistent with the length direction of the inner core plate, the deformation joint 713 is horizontally arranged, the thickness of the deformation joint 713 is smaller than that of the filling gap 5, and the deformation joint 713 is located between the main connecting section 13 and the auxiliary connecting section 23.
The implementation principle of the assembly type building sealing waterproof structure system is as follows:
due to the arrangement of the waterproof structure, when the prefabricated outer wall unit bears load to increase or reduce the splicing seam between the main embedding part 1 and the auxiliary embedding part 2, the elastic mechanism 4 is stressed to deform, the waterproof layer 3 is always abutted against the prefabricated outer wall unit, and water vapor is not easy to enter a building through the splicing seam; the waterproof sealing assembly 7 is used for blocking a gap between the main embedding part 1 and the auxiliary embedding part 2, and water vapor is not easy to enter the inner wall of the prefabricated outer wall unit along the splicing seam between the main embedding part 1 and the auxiliary embedding part 2.
After the installation of the prefabricated outer wall unit is completed, the water vapor on the outer wall of the prefabricated outer wall unit tends to move towards the inner wall of the prefabricated outer wall unit, the water vapor close to the outer wall of the prefabricated outer wall unit is firstly blocked by the outer waterproof plate 73, the waterproof pad 731 blocks a large amount of water vapor entering from the gap between the outer waterproof plate 73 and the filling groove 8, part of the water vapor is in contact with the filling gap 5, the water vapor is difficult to enter into the placing cavity 6 from the filling gap 5, the elastic mechanism 4 is always in a compression state, the elastic mechanism 4 always keeps the tendency of restoring deformation, when the prefabricated outer wall unit bears load to increase or decrease the splicing seam between the main embedding part 1 and the auxiliary embedding part 2, the gap between the embedding groove 11 and the embedding convex block 21 changes, the elastic mechanism 4 restores deformation, the waterproof layer 3 is always abutted against the prefabricated outer wall unit, and the waterproof layer 3 is not, and water vapor is not easy to enter the building through the splicing seam, and the sealing and waterproof effects are good. When the prefabricated outer wall unit is installed by workers, the prefabricated outer wall unit is sequentially installed from bottom to top, the two prefabricated outer wall units are anchored through the steel bars, the steel bar anchoring points are located in the filling gap 5, and the steel bar anchoring points are far away from the waterproof structure.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A waterproof sealing structure system for prefabricated buildings is characterized in that: including a plurality of interconnect's prefabricated outer wall unit, the junction of two adjacent prefabricated outer wall units is fixed with waterproof construction including main gomphosis portion (1) and vice gomphosis portion (2) of mutual gomphosis between main gomphosis portion (1) and vice gomphosis portion (2), waterproof construction include waterproof layer (3) and with waterproof layer (3) fixed connection's elastic mechanism (4).
2. The system of claim 1, wherein: the main embedding part (1) comprises an embedding groove (11), the auxiliary embedding part (2) comprises an embedding lug (21), the elastic mechanism (4) is fixed on the embedding lug (21), the waterproof layer (3) is abutted against the embedding groove (11), the waterproof layer (3) is coated on the elastic mechanism (4) and the embedding lug (21), the embedding lug (21) is embedded in the embedding groove (11), and when the main embedding part (1) is matched with the auxiliary embedding part (2), the elastic mechanism (4) is in a compression state.
3. The system of claim 2, wherein: elastic mechanism (4) are including butt plate (41), compression spring (42) and fixed plate (43), in butt plate (41) embedding gomphosis recess (11), fixed plate (43) and gomphosis lug (21) towards the one end terminal surface integrated into one piece of gomphosis recess (11), compression spring (42) are located butt plate (41) and fixed plate (43) between, and elastic mechanism (4) cladding has flexible waterproof board (44) that is used for sealing the clearance between butt plate (41) and fixed plate (43).
4. The system of claim 3, wherein: the main embedding part (1) further comprises a main placing groove (12) and a main connecting section (13), the auxiliary embedding part (2) further comprises an auxiliary placing groove (22) and an auxiliary connecting section (23), when the main embedding part (1) is in butt joint with the auxiliary embedding part (2), the main placing groove (12) corresponds to the auxiliary placing groove (22) and forms a placing cavity (6), a filling gap (5) is reserved between the main connecting section (13) and the auxiliary connecting section (23), the filling gap (5) is communicated with the outer wall of the prefabricated outer wall unit, and a waterproof sealing assembly (7) is arranged between the main embedding part (1) and the auxiliary embedding part (2).
5. The system of claim 4, wherein: waterproof seal assembly (7) are including interior waterproof board (71), dead lever (72) and outer waterproof board (73), interior waterproof board (71) are placed in placing cavity (6), interior waterproof board (71) and dead lever (72) fixed connection, and dead lever (72) level is placed in packing clearance (5), and the one end that interior waterproof board (71) were kept away from in dead lever (72) stretches out packing clearance (5) and is connected with outer waterproof board (73), interior waterproof board (71) have the flexibility, interior waterproof board (71) and the inner wall butt of placing cavity (6).
6. The system of claim 5, wherein: the utility model discloses a waterproof structure, including dead lever (72), waterproof board (71), waterproof pad (731) and main gomphosis portion (1) and vice gomphosis portion (2) butt and waterproof pad (731) shutoff in the one end of filling gap (5) towards the outer wall of prefabricated outer wall unit, the one end cover that interior waterproof board (71) was kept away from in dead lever (72) is equipped with lock nut (74), dead lever (72) is the threaded rod, outer waterproof board (73) are fixed with waterproof pad (731) towards the one end terminal surface of interior waterproof board (71).
7. The system of claim 6, wherein: the inner waterproof plate (71) comprises an inner core plate (711) and a flexible rubber plate (712) coated on the inner core plate (711), a deformation joint (713) penetrating through the flexible rubber plate (712) to the inner core plate (711) is formed in the flexible rubber plate (712), and the fixing rod (72) penetrates through the deformation joint (713) and is connected with the inner core plate (711).
8. The system of claim 5, wherein: one side of the prefabricated outer wall unit, which is close to the outer waterproof board (73), is provided with a filling groove (8) communicated with the filling gap (5), and the outer waterproof board (73) is placed in the filling groove (8).
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| CN202010743405.XA CN111877573A (en) | 2020-07-29 | 2020-07-29 | Assembly type building sealing waterproof construction system |
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| CN112282116A (en) * | 2020-11-30 | 2021-01-29 | 北京元洋鑫胜建筑工程有限公司 | Wall waterproof construction method |
| CN112376794A (en) * | 2020-11-23 | 2021-02-19 | 上海城建建设实业集团新型建筑材料嘉兴有限公司 | Prefabricated wallboard and waterproof piece structure thereof |
| CN112554232A (en) * | 2020-12-03 | 2021-03-26 | 山西省工业设备安装集团有限公司 | Assembled prefabricated comprehensive pipe gallery and installation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112376794B (en) * | 2020-11-23 | 2022-07-12 | 上海城建建设实业集团新型建筑材料嘉兴有限公司 | Prefabricated wallboard and waterproof piece structure thereof |
| CN112376794A (en) * | 2020-11-23 | 2021-02-19 | 上海城建建设实业集团新型建筑材料嘉兴有限公司 | Prefabricated wallboard and waterproof piece structure thereof |
| CN112282116A (en) * | 2020-11-30 | 2021-01-29 | 北京元洋鑫胜建筑工程有限公司 | Wall waterproof construction method |
| CN112554232A (en) * | 2020-12-03 | 2021-03-26 | 山西省工业设备安装集团有限公司 | Assembled prefabricated comprehensive pipe gallery and installation method |
| CN112663802A (en) * | 2020-12-17 | 2021-04-16 | 上海建工四建集团有限公司 | Assembly type building outer wall joint sealing waterproof structure and construction method thereof |
| CN114908887A (en) * | 2021-02-06 | 2022-08-16 | 天蓬智慧建造(广东)科技有限公司 | Anti-seepage wall body bottom sealing device and using method thereof |
| CN114908887B (en) * | 2021-02-06 | 2024-03-22 | 天蓬智慧建造(广东)科技有限公司 | Water seepage prevention wall bottom sealing device and use method thereof |
| CN113882537A (en) * | 2021-04-25 | 2022-01-04 | 中嘉建盛建工集团有限公司 | Waterproof sealing device |
| CN113882537B (en) * | 2021-04-25 | 2022-09-16 | 中嘉建盛建工集团有限公司 | Waterproof sealing device |
| CN113931342A (en) * | 2021-10-27 | 2022-01-14 | 佛山市粤泰建筑劳务有限公司 | From prefabricated wall body mosaic structure of taking waterproofing mechanism |
| CN113931342B (en) * | 2021-10-27 | 2023-02-24 | 佛山市粤泰建筑劳务有限公司 | From prefabricated wall body mosaic structure of taking waterproofing mechanism |
| CN115142562A (en) * | 2022-02-25 | 2022-10-04 | 上海奉贤建设发展（集团）有限公司 | Waterproof node structure of building based on non-oil-seepage creep rubber waterproof coating |
| CN116655099A (en) * | 2023-07-31 | 2023-08-29 | 江苏力鼎环保装备有限公司 | Assembled sewage treatment box and assembling method |
| CN116655099B (en) * | 2023-07-31 | 2023-10-03 | 江苏力鼎环保装备有限公司 | Assembled sewage treatment box and assembling method |
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