CN214785411U - Drainage prevention of seepage roofing structure - Google Patents
Drainage prevention of seepage roofing structure Download PDFInfo
- Publication number
- CN214785411U CN214785411U CN202121254455.8U CN202121254455U CN214785411U CN 214785411 U CN214785411 U CN 214785411U CN 202121254455 U CN202121254455 U CN 202121254455U CN 214785411 U CN214785411 U CN 214785411U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- layer
- water guide
- protective layer
- heat preservation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000002265 prevention Effects 0.000 title claims abstract description 16
- 239000010410 layer Substances 0.000 claims abstract description 98
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 239000011241 protective layer Substances 0.000 claims abstract description 44
- 238000004321 preservation Methods 0.000 claims abstract description 37
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000005336 cracking Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 description 7
- 238000001764 infiltration Methods 0.000 description 7
- 239000004567 concrete Substances 0.000 description 6
- 239000011083 cement mortar Substances 0.000 description 5
- 239000004570 mortar (masonry) Substances 0.000 description 5
- 239000012466 permeate Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011381 foam concrete Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016766 flatulence Diseases 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Images
Landscapes
- Building Environments (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model relates to a drainage prevention of seepage roofing structure relates to the field of house construction, and it includes roofing structural layer, screed-coat, first waterproof layer, heat preservation, second waterproof layer and the protective layer that sets gradually from inside to outside, the one side that the heat preservation was kept away from to the second waterproof layer is formed with a plurality of water guide grooves that are parallel to each other, each water guide groove's bottom surface sets up for the horizontal plane slope, be provided with the aqueduct on the second waterproof layer, the aqueduct is located the one end that each water guide groove is relatively lower, the lateral wall that the aqueduct is close to water guide groove has seted up into the water slot hole, aqueduct length direction's both ends intercommunication has the drain pipe. This application has the waterproof performance who improves the roofing for the heat preservation is difficult for intaking, ensures the good thermal-insulated thermal insulation performance of heat preservation.
Description
Technical Field
The application relates to the field of house construction, in particular to a drainage anti-seepage roof structure.
Background
The roof is the surface of the roof of a building, and mainly refers to the part between a ridge and an eave, occupies the larger part of the roof, and generally comprises a concrete cast-in-place floor, a cement mortar leveling layer, a heat insulation layer, a waterproof layer, a cement mortar protective layer and the like. The problem of roof leakage is a major hidden trouble in quality in the current building engineering, and directly influences the service function and the service life of a building.
The related Chinese patent with publication number CN108678295A discloses a double waterproof composite roof, which comprises a reinforced concrete panel, a cement mortar leveling layer, a flexible waterproof layer, a foam concrete layer and an inorganic permeable crystallization type waterproof mortar protective layer, wherein the reinforced concrete panel, the cement mortar leveling layer, the flexible waterproof layer, the foam concrete layer and the inorganic permeable crystallization type waterproof mortar protective layer are sequentially paved and overlapped; the mortar of the inorganic capillary crystalline waterproof mortar protective layer and free alkali in the foam concrete layer generate chemical reaction to generate stable capillary crystalline, and the capillary crystalline permeates into concrete cracks of the concrete layer, so that the waterproof and heat-insulating capability of the building roof is achieved, and the service life of the roof is prolonged.
In view of the above-mentioned related technologies, the inventor believes that if the waterproof performance of the roof structure is poor, the accumulated water on the roof easily permeates into the interior of the roof structure, and the foam concrete heat-insulating layer in the roof structure easily absorbs water, resulting in the reduction of the heat-insulating performance of the heat-insulating layer.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the thermal insulation performance of the heat preservation layer is reduced because the heat preservation layer in the roof structure is affected with damp and absorbs water, the application provides a drainage and seepage prevention roof structure.
The application provides a drainage prevention of seepage roofing structure adopts following technical scheme:
the utility model provides a drainage prevention of seepage roofing structure, includes roofing structural layer, screed-coat, first waterproof layer, heat preservation, second waterproof layer and the protective layer that sets gradually from inside to outside, the one side that the heat preservation was kept away from to the second waterproof layer is formed with a plurality of water guide grooves that are parallel to each other, each the bottom surface of water guide groove sets up for the horizontal plane slope, be provided with the aqueduct on the second waterproof layer, the aqueduct is located each water guide groove one end lower relatively, the lateral wall that the aqueduct is close to water guide groove has seted up into water slot hole, aqueduct length direction's both ends intercommunication has the drain pipe.
By adopting the technical scheme, the double-layer waterproof structure of the first waterproof layer and the second waterproof layer is arranged in the roof structure, so that the waterproof and moistureproof performance of the roof is effectively improved; the heat-insulating layer is positioned between the first waterproof layer and the second waterproof layer, so that external water seepage of the roof and moisture reversion of the roof are not easy to enter the heat-insulating layer, the heat-insulating layer is not easy to absorb water, and good heat-insulating property of the heat-insulating layer is guaranteed; when the roofing ponding passes through protective layer infiltration entering second waterproof layer department, moisture flows in to the aqueduct along the incline direction of water guide slot to flow in to the drain pipe from the aqueduct and discharge, further improve the waterproof performance of roofing, improve the quality of roofing structure.
Optionally, a plurality of water diversion grooves are arranged between two adjacent water guide grooves, the water diversion grooves are formed in one surface, away from the heat insulation layer, of the second waterproof layer, two ends of each water diversion groove are communicated with the adjacent water diversion grooves, and each water diversion groove is obliquely arranged.
Through adopting above-mentioned technical scheme, the infiltration capacity of moisture towards the inside infiltration of roofing structure position is indefinite, and the setting of diversion trench can improve drainage speed and efficiency with the infiltration moisture looks surrounding diversion trench diffusion that comes in to improve the water-proof effects of second waterproof layer.
Optionally, one end of the drain pipe penetrates out of the protective layer, and one end of the drain pipe penetrating out of the protective layer is connected with the filter screen plate.
Through adopting above-mentioned technical scheme, the ponding of gathering on the roofing surface in time discharges through the drain pipe to reduce the possibility of ponding to the inside infiltration of roofing, the setting of filter plate is used for stopping the foreign matter, ensures the unobstructed of drain pipe drainage.
Optionally, an anti-cracking mesh plate is arranged in the leveling layer.
By adopting the technical scheme, the anti-cracking performance of the roof structure is improved, and the anti-cracking net plate has a good tensioning connection effect, so that the roof structure is not easy to crack when absorbing water and expanding or contracting at temperature, and the structural strength and stability of the roof structure are improved.
Optionally, one side of the heat preservation layer close to the second waterproof layer is provided with a vertical staggered transverse air passage and a vertical air passage, one side of the heat preservation layer is provided with a plurality of exhaust pipes, each exhaust pipe is vertically arranged at the joint of the transverse air passage and the vertical air passage, the bottom of each exhaust pipe is communicated with the transverse air passage and the vertical air passage, the exhaust pipes are fixedly arranged in the second waterproof layer and the protective layer in a penetrating mode, and one end, far away from the heat preservation layer, of each exhaust pipe penetrates out of the protective layer and is communicated with the outside atmosphere.
Through adopting above-mentioned technical scheme, the setting of horizontal air flue, vertical air flue and blast pipe increases the exhaust area for aqueous vapor in the heat preservation can in time be discharged, the thermal-insulated thermal insulation performance of guarantee heat preservation, and make the roofing structure be difficult for appearing bulging, guarantee roofing structure's stability.
Optionally, one end of the exhaust pipe penetrating through the protective layer forms an elbow, and the air outlet direction of the elbow faces towards the protective layer.
Through adopting above-mentioned technical scheme, when guaranteeing the good exhaust effect of blast pipe for external rainwater is difficult for entering into the inside of roofing structure from the blast pipe.
Optionally, a waterproof seat corresponding to each exhaust pipe is fixed on one surface of the protective layer away from the second waterproof layer, each exhaust pipe penetrates through the waterproof seat, a waterproof ring is arranged between the waterproof seat and the exhaust pipe, and the outer side of the exhaust pipe is sleeved with the waterproof ring.
Through adopting above-mentioned technical scheme, improve the waterproof impervious performance of roofing structure for moisture on the roofing is difficult for entering into inside the roofing from blast pipe and protective layer junction.
Optionally, the bottom of the waterproof ring is integrally formed with a waterproof pad, and the waterproof pad is attached and fixed between the waterproof seat and the protective layer.
Through adopting above-mentioned technical scheme, further improve the waterproof performance between blast pipe and the protective layer for moisture on the roofing is difficult for entering into the inside of roofing from the junction between waterproof seat and the protective layer.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the water guide groove and the water guide pipe, the water entering the roof structure flows into the water guide pipe along the water guide groove and flows into the drain pipe from the water guide pipe to be discharged, so that the waterproof performance of the roof is improved;
2. by arranging the water guide grooves, the water guide grooves around the permeated water phase can be diffused, and the drainage speed and efficiency are improved, so that the waterproof and anti-permeability effects of the second waterproof layer are improved;
3. through setting up the blast pipe for aqueous vapor in the heat preservation can in time be discharged, the thermal-insulated thermal insulation performance of guarantee heat preservation, and make roofing structure be difficult for appearing bulging, guarantee roofing structure's stability.
Drawings
Fig. 1 is a schematic view of the overall structure of a drainage and seepage-proofing roof structure according to an embodiment of the application.
Fig. 2 is a cross-sectional view of the internal structure of a roofing structure in order to embody the embodiments of the present application.
Fig. 3 is a partial structural view for embodying the drainage structure in the embodiment of the present application.
Description of reference numerals: 1. a roof structure layer; 2. leveling layer; 21. an anti-cracking mesh plate; 3. a first waterproof layer; 4. a heat-insulating layer; 41. a longitudinal air passage; 42. a transverse airway; 43. an exhaust pipe; 431. bending the pipe; 5. a second waterproof layer; 51. a water guide groove; 52. a water diversion trench; 53. a water conduit; 531. a water inlet long hole; 54. a drain pipe; 541. a filter screen plate; 6. a protective layer; 61. a waterproof seat; 62. a waterproof ring; 63. a waterproof pad.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a drainage prevention of seepage roofing structure. Referring to fig. 1 and 2, the drainage and seepage prevention roof structure comprises a roof structure layer 1, a leveling layer 2, a first waterproof layer 3, a heat insulation layer 4, a second waterproof layer 5 and a protective layer 6 which are sequentially arranged from inside to outside. In this embodiment, the roof structure layer 1 is a cast-in-place concrete integral plate, the leveling layer 2 is made of cement mortar, and the leveling layer 2 is internally laid with the anti-cracking mesh plate 21 to improve the anti-cracking performance of the roof structure. The first waterproof layer 3 adopts the asphalt coiled material waterproof layer, and the heat preservation 4 adopts XPS extruded sheet, and second waterproof layer 5 adopts polymer waterproof mortar to make, and protective layer 6 adopts the pea gravel concrete. The waterproof and moisture-proof performance of roofing is effectively improved to the double-deck waterproof structure of first waterproof layer 3 and second waterproof layer 5, and heat preservation 4 is located between first waterproof layer 3 and the second waterproof layer 5 for in the external infiltration of roofing and the roofing moisture regain all is difficult for entering into heat preservation 4, the good heat preservation heat-proof quality of guarantee heat preservation 4.
Referring to fig. 1 and 3, a drainage structure including a water introduction pipe 53 and a drainage pipe 54 is provided on the second waterproof layer 5. The one side that second waterproof layer 5 is close to protective layer 6 sets up for the horizontal plane slope, a plurality of parallel to each other's water guide groove 51 has been seted up on the one side that second waterproof layer 5 is close to protective layer 6, two adjacent water guide groove 51 are provided with a plurality of diversion trenches 52, each diversion trench 52 is seted up in the one side that second waterproof layer 5 kept away from heat preservation 4, and diversion trench 52 slope sets up, diversion trench 52's both ends all are linked together with diversion trench 51, the symmetry sets up between the diversion trench 52 of each diversion trench 51 both sides. The water guide pipe 53 is embedded and fixed on the relatively lower side of the second waterproof layer 5 and is positioned at one end of each water guide groove 51, a water inlet long hole 531 is formed on one side of the water guide pipe 53 close to the water guide groove 51, and the water guide groove 51 is communicated with the water guide pipe 53 through the water inlet long hole 531. The drain pipes 54 are located at both ends of the water conduit 53 in the longitudinal direction, and the drain pipes 54 communicate with the water conduit 53. The drain pipe 54 penetrates the roof structure, one end of the drain pipe 54 penetrates the protective layer 6, and one end of the drain pipe 54 penetrating the protective layer 6 is connected with a filter screen plate 541.
Referring to fig. 1 and 3, the accumulated water on the roof surface is discharged in time through the drain pipe 54, so that the possibility of the accumulated water permeating into the roof structure is reduced, and the screen plate 541 is used for blocking foreign matters and ensuring the smoothness of the drainage of the drain pipe 54. When the accumulated water on the roof permeates into the second waterproof layer 5 through the protective layer 6, the water flows into the water guide pipe 53 along the water guide groove 51 and the water guide groove 52 and flows into the water discharge pipe 54 from the water guide pipe 53 to be discharged, so that the waterproof performance of the roof is further improved.
Referring to fig. 1 and 2, an exhaust structure is arranged on the heat insulating layer 4, the exhaust structure includes a plurality of exhaust pipes 43, a plurality of transverse air passages 42 and longitudinal air passages 41 are arranged on the surface of the heat insulating layer 4 away from the first waterproof layer 3, and the transverse air passages 42 and the longitudinal air passages 41 are vertically arranged in a staggered manner. Each exhaust pipe 43 is located at the joint of the transverse air passage 42 and the longitudinal air passage 41, the exhaust pipes 43 are vertically and fixedly arranged in the second waterproof layer 5 and the protective layer 6 in a penetrating manner, each exhaust pipe 43 is communicated with the corresponding transverse air passage 42 and the corresponding longitudinal air passage 41, and one end of each exhaust pipe 43, which is far away from the heat insulation layer 4, penetrates out of the protective layer 6 to be communicated with the outside atmosphere. When moisture permeates into the heat preservation layer 4, when the external temperature height, aqueous vapor in the heat preservation layer 4 is discharged to the external world through the horizontal air flue 42, the vertical air flue 41 and the blast pipe 43, ensures the thermal insulation performance of heat preservation layer 4 for the roof structure is difficult for appearing the tympanites. The end of the exhaust pipe 43 penetrating the insulating layer 4 forms an elbow 431, and the outlet direction of the elbow 431 faces the protective layer 6, so that the external moisture is not easy to enter the interior of the roof structure through the exhaust pipe 43.
Referring to fig. 1 and 2, protective layer 6 is kept away from the one end of second waterproof layer 5 and is pour and be fixed with a plurality of waterproof seats 61 of being made by the concrete, one-to-one between each waterproof seat 61 and the blast pipe 43, the one end that each blast pipe 43 wore out protective layer 6 is worn to establish in waterproof seat 61, waterproof seat 61 is the round platform shape, the outside cover of blast pipe 43 is equipped with waterproof ring 62, waterproof ring 62 laminating sets up between waterproof seat 61 and blast pipe 43, waterproof ring 62's bottom integrated into one piece has waterproof pad 63, waterproof pad 63 laminating scarf joint is between waterproof seat 61 and protective layer 6, thereby waterproof impervious performance between blast pipe 43 and the protective layer 6, moisture on the roofing is difficult for entering into the inside of roofing structure from the joint gap department between blast pipe 43 and the protective layer 6.
The implementation principle of a drainage prevention of seepage roofing structure of the embodiment of this application does: first waterproof layer 3 and second waterproof layer 5 effectively improve the dampproofing and waterproofing performance of roofing, and heat preservation 4 is located between first waterproof layer 3 and the second waterproof layer 5 for the external infiltration of roofing and the anti-tide of roofing all are difficult for entering into heat preservation 4 in, make heat preservation 4 be difficult for absorbing water, ensure the good heat preservation heat-proof quality of heat preservation 4. The accumulated water on the roof is drained in time from the drain pipe 54, reducing the possibility of the accumulated water permeating into the roof structure. When the accumulated water on the roof permeates into the second waterproof layer 5 through the protective layer 6, the water flows into the water guide pipe 53 along the water guide groove 51 and the water guide groove 52 and flows into the water discharge pipe 54 from the water guide pipe 53 to be discharged, so that the waterproof performance of the roof is further improved. Can be with the aqueous vapor discharge of heat preservation 4 through horizontal air flue 42, vertical air flue 41 and blast pipe 43, ensure the heat preservation heat-proof quality of heat preservation 4 for the difficult swell that appears of roofing 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. The utility model provides a drainage prevention of seepage roofing structure which characterized in that: including roofing structural layer (1), screed-coat (2), first waterproof layer (3), heat preservation (4), second waterproof layer (5) and protective layer (6) that set gradually from inside to outside, the one side that heat preservation (4) were kept away from in second waterproof layer (5) is formed with a plurality of water guide slot (51) that are parallel to each other, each the bottom surface of water guide slot (51) sets up for the horizontal plane slope, be provided with aqueduct (53) on second waterproof layer (5), aqueduct (53) are located the one end that each water guide slot (51) is lower relatively, inlet slot hole (531) have been seted up to the lateral wall that aqueduct (53) are close to water guide slot (51), aqueduct (53) length direction's both ends intercommunication has drain pipe (54).
2. A drainage and seepage prevention roofing structure according to claim 1, characterized in that: a plurality of water guide grooves (52) are formed between every two adjacent water guide grooves (51), the water guide grooves (52) are formed in the surface, away from the heat insulation layer (4), of the second waterproof layer (5), two ends of each water guide groove (52) are communicated with the adjacent water guide grooves (51), and the water guide grooves (52) are obliquely arranged.
3. A drainage and seepage prevention roofing structure according to claim 2, characterized in that: one end of the drain pipe (54) penetrates out of the protective layer (6), and one end of the drain pipe (54) penetrating out of the protective layer (6) is connected with a filter screen plate (541).
4. A drainage and seepage prevention roofing structure according to claim 1, characterized in that: an anti-cracking mesh plate (21) is arranged in the leveling layer (2).
5. A drainage and seepage prevention roofing structure according to claim 1, characterized in that: perpendicular crisscross horizontal air flue (42) and vertical air flue (41) have been seted up to the one side that heat preservation (4) are close to second waterproof layer (5), one side of heat preservation (4) is provided with a plurality of blast pipes (43), each blast pipe (43) set up perpendicularly in the handing-over department of horizontal air flue (42) and vertical air flue (41), the bottom and horizontal air flue (42) and vertical air flue (41) of blast pipe (43) are linked together, blast pipe (43) are fixed to be worn to establish in second waterproof layer (5) and protective layer (6), protective layer (6) and external atmosphere intercommunication are worn out to the one end that heat preservation (4) were kept away from in blast pipe (43).
6. A water drainage and seepage control roofing structure according to claim 5, characterized in that: one end of the exhaust pipe (43) penetrating out of the protective layer (6) forms an elbow (431), and the air outlet direction of the elbow (431) faces towards the protective layer (6).
7. A drainage and seepage prevention roofing structure according to claim 6, characterized in that: and a waterproof seat (61) corresponding to each exhaust pipe (43) is fixed on one surface of the protective layer (6) far away from the second waterproof layer (5), each exhaust pipe (43) penetrates through the waterproof seat (61), a waterproof ring (62) is arranged between the waterproof seat (61) and the exhaust pipe (43), and the waterproof ring (62) is sleeved on the outer side of the exhaust pipe (43).
8. A drainage and seepage prevention roofing structure according to claim 7, characterized in that: the bottom of waterproof ring (62) integrated into one piece has waterproof pad (63), waterproof pad (63) laminating is fixed in between waterproof seat (61) and protective layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121254455.8U CN214785411U (en) | 2021-06-07 | 2021-06-07 | Drainage prevention of seepage roofing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121254455.8U CN214785411U (en) | 2021-06-07 | 2021-06-07 | Drainage prevention of seepage roofing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214785411U true CN214785411U (en) | 2021-11-19 |
Family
ID=78701347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121254455.8U Expired - Fee Related CN214785411U (en) | 2021-06-07 | 2021-06-07 | Drainage prevention of seepage roofing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214785411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575538A (en) * | 2022-03-24 | 2022-06-03 | 杨建� | Water leakage revealing type roof covering coating |
| CN116641516A (en) * | 2023-06-21 | 2023-08-25 | 吉士达建设集团有限公司 | Thermal insulation steam exhaust device for roof leakage treatment and construction method |
-
2021
- 2021-06-07 CN CN202121254455.8U patent/CN214785411U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575538A (en) * | 2022-03-24 | 2022-06-03 | 杨建� | Water leakage revealing type roof covering coating |
| CN116641516A (en) * | 2023-06-21 | 2023-08-25 | 吉士达建设集团有限公司 | Thermal insulation steam exhaust device for roof leakage treatment and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214785411U (en) | Drainage prevention of seepage roofing structure | |
| CN113235836B (en) | Impervious roofing waterproof drainage structure | |
| CN113550357A (en) | Basement waterproof hydrophobic structure and construction method thereof | |
| CN211735538U (en) | Waterproof and anti-seepage basement structure | |
| CN212026645U (en) | Roof panel deformation joint structure | |
| CN210482774U (en) | Upright anti-seepage flat roof | |
| CN210459831U (en) | Waterproof material of metal mesh interlayer | |
| CN110905138A (en) | Disjunctor is stifled to draw formula waterproof system | |
| CN218324144U (en) | Basement high pressure joins in marriage electrical room bottom plate | |
| CN212427815U (en) | Heat-preservation planting roof connecting node structure with passageway | |
| CN212671040U (en) | Roof fluting cuts off waterproof construction | |
| CN212201049U (en) | Roof parapet inlet for stom water cold bridge prevention structure | |
| CN211817464U (en) | Green roof of ultra-low energy consumption CLT building | |
| CN213268624U (en) | Water-proof and heat-insulating structure for drainage in parapet wall | |
| CN212772479U (en) | Anti-seepage device for raft foundation post-cast strip | |
| CN211948555U (en) | Waterproof and anti-seepage basement bottom plate | |
| CN104005503A (en) | Plane roof modularized structure | |
| CN210621879U (en) | Steel construction vestibule drainage structures system | |
| CN207277712U (en) | Waterproof thermal-insulated roof structure | |
| CN210216942U (en) | Waterproof insulation structure of passive house roof | |
| CN214995328U (en) | Anti-hollowing roof structure | |
| CN115126004B (en) | Antiseep post-pouring strip structure of basement roof | |
| CN216740416U (en) | A antiseep structure that is used for severe cold district to reform transform flat roofing | |
| CN219710802U (en) | Roofing heat preservation exhaust system | |
| CN220248112U (en) | Underground workshop overhaul gallery provided with waterproof layers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |