CN218952630U - Roofing cornice waterproof construction - Google Patents
Roofing cornice waterproof construction Download PDFInfo
- Publication number
- CN218952630U CN218952630U CN202222982996.3U CN202222982996U CN218952630U CN 218952630 U CN218952630 U CN 218952630U CN 202222982996 U CN202222982996 U CN 202222982996U CN 218952630 U CN218952630 U CN 218952630U
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- Prior art keywords
- waterproof
- layer
- roof
- frame beam
- floor slab
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- 238000010276 construction Methods 0.000 title description 5
- 239000004568 cement Substances 0.000 claims abstract description 29
- 239000011178 precast concrete Substances 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000011083 cement mortar Substances 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 42
- 238000004321 preservation Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000004570 mortar (masonry) Substances 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000004078 waterproofing Methods 0.000 description 14
- 239000012528 membrane Substances 0.000 description 9
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a roof cornice waterproof structure which comprises a roof frame beam, a waterproof coiled material assembly and a fixing assembly. The beneficial effects of the utility model are as follows: according to the waterproof roll, the waterproof roll assembly and the fixing assembly are arranged, when the waterproof roll is used, the waterproof roll can be limited and fixed to a certain extent through the steel strip and the cement nails, the waterproof roll is prevented from being separated from the end parts of the cement nails in the using process, the waterproof performance of the waterproof roll is guaranteed, water on the surface of a precast concrete floor slab can be prevented from penetrating into a room from structural joints, the sealing performance of the connection between a roof frame beam and the precast concrete floor slab is improved, and cement mortar or heat-insulating mortar is arranged at the position, close to the cement nails, of the protective layer, and extends to the surface of the roof frame beam, so that the connection position of the waterproof roll and the cement nails can be sealed, and the waterproof performance is further improved.
Description
Technical Field
The utility model relates to a waterproof structure, in particular to a roof cornice waterproof structure, and belongs to the technical field of building waterproofing.
Background
The existing roof structural layer is a reinforced concrete flat roof, an unstructured drainage mode is adopted, after slope finding, heat preservation and leveling layer construction are completed according to the requirements of L13J5-1 flat roof waterproof atlas A6, a roof coiled material waterproof layer is constructed to a position 80mm away from a cornice, a steel strip and cement nails are used for fixation, and finally, a building sealant is used for sealing, so that the roof cornice can be waterproof through the waterproof structure.
However, when the waterproof structure is used, the following defects often exist:
1) When the roof slab is designed into a precast concrete floor slab, after the precast concrete floor slab of the roof is hoisted, structural gaps exist between roof frame beams and the concrete floor slab, and as the roof coiled materials are waterproof to 80mm away from cornice, precipitation is in the range from the coiled materials waterproof edge to 80mm away from cornice, and the possibility of penetrating into a room through the structural gaps exists;
2) The waterproof coiled material is fixed at the position of the cornice elevation only through the steel battens and the cement nails in the existing waterproof structure, and water seepage still occurs.
Disclosure of Invention
The utility model aims to solve at least one technical problem and provide a roof cornice waterproof structure.
The utility model realizes the above purpose through the following technical scheme: a roof cornice waterproof structure comprises
The roof frame beam is used for supporting a roof, is arranged on the bottom side of the roof, and is fixedly connected with a precast concrete floor slab on one side of the upper surface of the roof frame beam, and a structural seam is formed between the connecting part of the roof frame beam and the precast concrete floor slab;
the waterproof coiled material assembly is used for preventing the precast concrete floor slab from seepage water from the vicinity of the cornice, is arranged on the surface of the precast concrete floor slab, and comprises a slope finding layer fixedly connected to the surfaces of the precast concrete floor slab and the roof frame beam, a first leveling layer fixedly arranged on the upper surface of the slope finding layer and a heat insulation layer fixedly arranged on the upper surface of the first leveling layer;
the fixed subassembly, it is used for strengthening waterproofing membrane, and it sets up in roofing cornice department, and it includes the cement nail with waterproofing membrane fixed connection on roofing frame roof beam surface.
As still further aspects of the utility model: the one side that the heat preservation kept away from the screed-coat is fixed to be provided with screed-coat two, and the one side that the screed-coat was kept away from to screed-coat two is provided with the waterproof layer, and the one side that the waterproof layer kept away from screed-coat two is provided with the isolation layer.
As still further aspects of the utility model: one side of the isolation layer, which is far away from the waterproof layer, is provided with a protection layer.
As still further aspects of the utility model: a steel strip is arranged between the cement nails and the waterproof coiled material, and the steel strip is fixed on the surface of the roof frame beam through the cement nails.
As still further aspects of the utility model: cement mortar (or heat-insulating mortar) is arranged at the position of the protective layer, which is close to the cement nails, and the cement mortar extends to the surface of the roof frame beam.
The beneficial effects of the utility model are as follows:
1) According to the utility model, the waterproof coiled material assembly and the fixing assembly are arranged, when the waterproof coiled material is used, the waterproof coiled material can be limited and fixed to a certain extent through the steel strip and the cement nails, so that the waterproof coiled material is prevented from separating from the end parts of the cement nails in the use process, the waterproof performance of the waterproof coiled material is ensured, water on the surface of a precast concrete floor slab can be prevented from penetrating into a room from a structural joint, and the tightness of connection between a roof frame beam and the precast concrete floor slab is improved;
2) According to the waterproof coating, the cement mortar or the thermal insulation mortar is arranged at the position, close to the cement nails, of the protective layer, the cement mortar extends to the surface of the roof frame beam, and the joint of the waterproof coiled material and the cement nails can be sealed, so that the waterproof performance is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1. roof frame beam 2, precast concrete floor slab 3, structural joint 4, waterproofing membrane subassembly 41, find slope layer, 42, the first of screed, 43, heat preservation, 44, the second of screed, 45, waterproof layer, 46, isolation layer, 47, protective layer, 5, fixed subassembly, 51, cement nail, 52, steel layering, 6, cement mortar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 3, a roof cornice waterproof structure includes
The roof frame beam 1 is used for supporting a roof, is arranged on the bottom side of the roof, and is fixedly connected with the precast concrete floor slab 2 on one side of the upper surface of the roof frame beam, and a structural joint 3 is formed between the connection part of the roof frame beam 1 and the precast concrete floor slab 2;
the waterproof coiled material assembly 4 is used for preventing the precast concrete floor slab 2 from penetrating water from the vicinity of the cornice, is arranged on the surface of the precast concrete floor slab 2, and comprises a slope finding layer 41 fixedly connected to the surfaces of the precast concrete floor slab 2 and the roof frame beam 1, a leveling layer I42 fixedly arranged on the upper surface of the slope finding layer 41 and a heat preservation layer 43 fixedly arranged on the upper surface of the leveling layer I42;
the fixing component 5 is used for reinforcing the waterproof coiled material, is arranged at the cornice of the roof, and comprises cement nails 51 fixedly connecting the waterproof coiled material to the surface of the roof frame beam 1.
Example two
As shown in fig. 1 to 3, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
the one side that heat preservation 43 kept away from the screed-coat one 42 is fixed to be provided with screed-coat two 44, and the one side that screed-coat two 44 kept away from heat preservation 43 is provided with waterproof layer 45, and the one side that waterproof layer 45 kept away from screed-coat two 44 is provided with isolation layer 46, can prevent that the water on precast concrete floor slab 2 surface from the structural joint 3 infiltration in the house, improves the leakproofness of being connected between roofing frame roof beam 1 and the precast concrete floor slab 2.
The one side of isolation layer 46 far away from waterproof layer 45 is provided with protective layer 47, can play certain guard action to waterproof layer 45, and then improves this waterproofing membrane's life.
Example III
As shown in fig. 1 to 3, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
be provided with steel layering 52 between cement nail 51 and the waterproofing membrane, steel layering 52 passes through cement nail 51 to be fixed on roofing frame roof beam 1 surface, can play certain spacing fixed to the waterproofing membrane, prevents that waterproofing membrane from breaking away from cement nail 51 tip in the use, guarantees waterproofing membrane's waterproof performance.
The position department that protective layer 47 is close to cement nail 51 is provided with cement mortar or heat preservation mortar 6, and cement mortar 6 extends to roofing frame roof beam 1 surface, can seal the junction of waterproofing membrane and cement nail 51, further improves waterproof performance.
Working principle: when using this kind of roofing cornice waterproof construction, hoist and mount roofing precast concrete floor slab 2 at first, after the hoist and mount are accomplished, because of there is structural joint 3 between roofing frame roof beam 1 and the precast concrete floor slab 2, consequently, waterproof construction with roofing coiled material is to cornice facade, and through steel strip 52 and cement nail 51, can play certain spacing fixedly to the waterproofing coiled material, prevent that waterproofing coiled material from breaking away from cement nail 51 tip in the use, guarantee waterproofing coiled material's waterproof performance, can prevent that the water on precast concrete floor slab 2 surface from structural joint 3 infiltration room, improve the leakproofness of being connected between roofing frame roof beam 1 and the precast concrete floor slab 2, and the position department that is close to cement nail 51 in protective layer 47 is provided with cement mortar 6 (or heat preservation mortar), cement mortar 6 extends to roofing frame roof beam 1 surface, can seal the junction of waterproofing coiled material and cement nail 51, further improve waterproof performance.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. A roof cornice waterproof structure is characterized by comprising
The roof frame beam (1) is used for supporting a roof, is arranged on the bottom side of the roof, and is fixedly connected with a precast concrete floor slab (2) on one side of the upper surface of the roof frame beam, and a structural joint (3) is formed between the connecting part of the roof frame beam (1) and the precast concrete floor slab (2);
the waterproof coiled material assembly (4) is used for preventing water seepage of the precast concrete floor slab (2) from the vicinity of cornice, is arranged on the surface of the precast concrete floor slab (2), and comprises a slope finding layer (41) fixedly connected with the surfaces of the precast concrete floor slab (2) and the roof frame beam (1), a leveling layer I (42) fixedly arranged on the upper surface of the slope finding layer (41) and an insulating layer (43) fixedly arranged on the upper surface of the leveling layer I (42);
the fixing component (5) is used for reinforcing the waterproof coiled material, is arranged at the cornice of the roof, and comprises cement nails (51) fixedly connecting the waterproof coiled material to the surface of the roof frame beam (1).
2. A roofing cornice waterproof structure according to claim 1, wherein: the utility model discloses a thermal insulation layer, including heat preservation layer (43), screed-coat (44) are fixed to be provided with in one side that screed-coat (42) were kept away from screed-coat (44), screed-coat (44) are kept away from one side of heat preservation layer (43) is provided with waterproof layer (45), waterproof layer (45) are kept away from one side of screed-coat (44) is provided with isolation layer (46).
3. A roof cornice waterproof structure according to claim 2, wherein: one surface of the isolation layer (46) far away from the waterproof layer (45) is provided with a protection layer (47).
4. A roofing cornice waterproof structure according to claim 1, wherein: a steel strip (52) is arranged between the cement nails (51) and the waterproof coiled material, and the steel strip (52) is fixed on the surface of the roof frame beam (1) through the cement nails (51).
5. A roof cornice waterproof structure according to claim 3, wherein: and cement mortar (6) is arranged at the position, close to the cement nails (51), of the protective layer (47), and the cement mortar (6) extends to the surface of the roof frame beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222982996.3U CN218952630U (en) | 2022-11-09 | 2022-11-09 | Roofing cornice waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222982996.3U CN218952630U (en) | 2022-11-09 | 2022-11-09 | Roofing cornice waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218952630U true CN218952630U (en) | 2023-05-02 |
Family
ID=86139386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222982996.3U Active CN218952630U (en) | 2022-11-09 | 2022-11-09 | Roofing cornice waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218952630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116657812A (en) * | 2023-05-30 | 2023-08-29 | 北京城建北方集团有限公司 | Prefabricated folding roof structure for daylighting, power generation and smoke exhaust |
-
2022
- 2022-11-09 CN CN202222982996.3U patent/CN218952630U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116657812A (en) * | 2023-05-30 | 2023-08-29 | 北京城建北方集团有限公司 | Prefabricated folding roof structure for daylighting, power generation and smoke exhaust |
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| GR01 | Patent grant |