Waterproof repairing structure of multi-column overhead roof
Technical Field
The utility model relates to a roofing technical field, more specifically relates to a waterproof maintenance structure of built on stilts roofing of many stands.
Background
Whether it is a tunnel, a bridge, a dam, a road, a building or a house which people live in daily life, the waterproof is a problem which cannot be ignored. The main structures of house buildings include foundations, walls, columns, buildings, floors, balconies, awnings, staircases, doors and windows, building roofs and the like, and the structures closely related to water proofing are building roofs, walls of main structures, foundations, floors, doors and windows, staircases, balconies and awnings. The roof is arranged on the top of the building and mainly used for preventing rain (snow) water and ultraviolet rays from entering a room and insulating the room. The structure of the building mainly comprises a structural layer, a slope finding layer, a leveling layer, a steam barrier layer, a heat preservation layer, a waterproof layer, a protective layer, a ventilation and heat insulation layer or a veneer and the like. Because of the needs of buildings, the roof is often provided with a water outlet, an air outlet, a chimney, an access hole, a skylight and a tiger window, or the roof is provided with equipment or used as a swimming pool, a sports ground, an apron and the like, so the roof structure is relatively complex and has high waterproof requirements.
As is well known, the waterproof material has aging characteristics, and after a building is used for a certain period of time, the phenomenon of water leakage and water seepage caused by the aging of a waterproof layer is inevitable, so that the waterproof material is an important part for the waterproof repair of the existing building besides the waterproof design of the roof of a newly-built building. For buildings with multi-column overhead structures on roofs, such as museums and gymnasiums, once water leakage and water seepage occur, the real source of the water leakage and water seepage is difficult to find out. Therefore, there is a need for a waterproof repair structure for roofs with multi-column overhead structures.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses an overcome above-mentioned prior art at least not enough, provide a waterproof repair structure of built on stilts roofing of many stands, solve the waterproof repair problem that roofing leaks water and is difficult to the investigation under the prerequisite that does not influence many stands built on stilts structure.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a many stands overhead roofing waterproof repair structure, includes the flat roofing and at least part erects the overhead structure on the flat roofing, overhead structure includes a plurality of roots of planting among the flat roofing and outstanding stand on the flat roofing, flat roofing and stand upper berth are equipped with waterproofing membrane, still laid between flat roofing and the waterproofing membrane and dodged the extruded sheet of stand.
The slope finding or leveling is usually carried out by adopting a cement mortar laying mode in the traditional newly-built roof waterproofing or existing roof waterproofing repair, but the slope finding by adopting the cement mortar laying mode is obviously difficult to apply on a discontinuous flat roof, especially a roof with a multi-upright-post overhead structure, so that the construction difficulty is high, the scraping work of the cement mortar is frequently hindered by adopting the multi-upright-post structure, and if the cement mortar is laid in a large area, cracks caused by expansion with heat and contraction with cold are difficult to avoid in the use process, and the service life of the newly-repaired waterproof structure is not ensured; the utility model discloses creatively proposes to adopt the mode of laying the extruded sheet to realize looking for the slope on the discontinuous flat roofing, has not only reduced the construction degree of difficulty, has avoided fissured production, has certain heat preservation effect moreover. Meanwhile, the extruded sheet can not extrude or push the upright column, which is beneficial to ensuring the stability of the original building structure.
For the water-proof effects who improves stand and flat roofing combination department, waterproofing membrane is including not only covering flat roofing but also the first waterproofing membrane of covering the stand, first waterproofing membrane sets up to the column jacket, locates the sleeve on stand surface and cover the cover plate on the peripheral flat roofing of stand including the cover, promptly the longitudinal section of column jacket is child font for waterproofing membrane both can tightly wrap up the stand and can be flat on the flat roofing around the stand again, guarantees the effect of laying of nexine waterproofing membrane or second top layer waterproofing membrane, avoids forming ponding because of laying the fold, improves the water-proof life of effect.
The waterproof column sleeve comprises an inner waterproof column sleeve and a surface waterproof column sleeve, an extruded sheet-inner waterproof column sleeve-surface waterproof column sleeve structure is formed on the flat roof around the support from bottom to top in a stacked structure with at least three layers, and a certain gradient is formed at the position to prevent water accumulation. Preferably, the waterproof column cover of top layer covers the waterproof column cover of nexine at least completely, more preferably, the waterproof column cover of top layer covers the waterproof column cover of nexine completely and is greater than the waterproof column cover of nexine, and the waterproof column cover of top layer that extends from the support facade and lays the top in this position, and the water that falls on the waterproof column cover of top layer can not touch the bonding department of the waterproof column cover of top layer lower surface and the waterproof column cover of nexine when flowing down along the slope from the eminence, is favorable to improving the life of bonding department.
The waterproof roll material also comprises a second waterproof roll material only covering the flat roof, and the second waterproof roll material is arranged between the inner waterproof column sleeve and the surface waterproof column sleeve in the area covered by the waterproof column sleeve. The extruded sheet-inner waterproof column sleeve-second waterproof coiled material-surface waterproof column sleeve are alternately stacked from bottom to top on the flat roof around the support, so that the slope formed at the position can be better connected with the flat roof, accumulated water is promoted to flow through quickly, and the service life of the waterproof layer is prolonged.
Under the waterproof layer for avoiding ponding infiltration waterproofing membrane to form, telescopic height is not less than 100mm, prevents that ponding from being in form the seam of seepage because of forming the longer time to waterproofing membrane and soaking and lead to waterproofing membrane to come unstuck and form the waterproof membrane below, and then permeate this seam infiltration waterproofing membrane when the seam department stops, improves waterproof reliability. The covering radius of the cover plate is not less than 250 mm.
Lay at the waterproofing membrane on stand surface and lay along the facade, its end towards the sky, in case waterproofing membrane and stand facade bonding are not firm will probably lead to steam from this infiltration and be difficult to get rid of and soak the stand for a long time, for this reason, telescopic top hoop has the waterproof circle of sealing the sleeve top, waterproof circle is enclosed by third waterproof membrane and establishes and form.
Compared with the prior art, the utility model has following beneficial effect: the utility model discloses creatively proposes to adopt the mode of laying the extruded sheet to realize looking for the slope on the discontinuous flat roofing, has not only reduced the construction degree of difficulty, has avoided fissured production, has certain heat preservation effect moreover. Meanwhile, the opposite surface structure of the extruded sheet does not form an extrusion or thrust effect, thereby being beneficial to ensuring the stability of the original building structure.
Drawings
Fig. 1 is a schematic structural diagram of a multi-column overhead roof.
Fig. 2 is a schematic view of the water-proof repair of the flat roof shown in part a of fig. 1.
Fig. 3 is a schematic view of the waterproof repair of the column shown in section B of fig. 1.
Fig. 4 is a schematic structural view of a waterproof column jacket.
Description of reference numerals: the waterproof structure comprises a flat roof 100, a flat roof structure layer 110, a flat roof surface layer 120, an overhead structure 200, upright columns 210, an extruded sheet 310, an inner waterproof column sleeve 320, a second waterproof roll 330, a surface waterproof column sleeve 340, sleeves 321(341), a cover sheet 322(342) and a waterproof ring 350.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention. The present invention will be described in further detail with reference to specific embodiments.
As shown in fig. 1 to 3, the multi-column 210 overhead roof waterproof repairing structure comprises a flat roof 100 and an overhead structure 200 at least partially erected on the flat roof, wherein the overhead structure 200 comprises a plurality of columns 210 planted in the flat roof and protruding above the flat roof, waterproof coiled materials are laid on the flat roof and the columns 210, and an extruded sheet 310 avoiding the columns 210 is laid between the flat roof and the waterproof coiled materials.
The slope finding or leveling is usually carried out by adopting a cement mortar laying mode in the traditional newly-built roof waterproofing or existing roof waterproofing repair, but the slope finding by adopting the cement mortar laying mode is obviously difficult to apply on a discontinuous flat roof, especially a roof with a multi-upright-column 210 overhead structure 200, so that the construction difficulty is high, the scraping work of the cement mortar is frequently hindered by adopting the multi-upright-column 210 structure, and if the cement mortar is laid in a large area, cracks caused by expansion with heat and contraction with cold are difficult to avoid in the use process, and the service life of the newly-repaired waterproof structure is not ensured; the utility model discloses creatively proposes to adopt the mode of laying extruded sheet 310 to realize looking for the slope on the discontinuous flat roofing, has not only reduced the construction degree of difficulty, has avoided fissured production, has certain heat preservation effect moreover. Meanwhile, the extruded sheet 310 does not form an extruding or pushing action on the column 210, which is beneficial to ensuring the stability of the original building structure.
For the water-proof effects who improves stand 210 and flat roofing combination department, water-proof coiled material is including the first water-proof coiled material that both covers flat roofing and cover stand 210, first water-proof coiled material sets up to the waterproof column cover, locate the sleeve 321(341) on stand 210 surface and cover the cover plate 322(342) on the peripheral flat roofing of stand 210 including the cover, promptly the longitudinal section of column cover is the child font for water-proof coiled material not only can tightly wrap up stand 210 but also can be flat on the flat roofing around stand 210, guarantees the effect of laying of nexine water-proof coiled material or second top layer water-proof coiled material, avoids forming ponding because of laying the fold, improves the water-proof effect's water life.
The waterproof column sleeve comprises an inner waterproof column sleeve 320 and a surface waterproof column sleeve 340, a structure that at least three layers of an extruded sheet 310, the inner waterproof column sleeve 320 and the surface waterproof column sleeve 340 are overlapped from bottom to top is formed on a flat roof around the support, a certain gradient is formed at the position, and water accumulation can be prevented. Preferably, the surface waterproof column jacket 340 at least completely covers the inner waterproof column jacket 320, more preferably, the surface waterproof column jacket 340 completely covers the inner waterproof column jacket 320 and is larger than the inner waterproof column jacket 320, the surface waterproof column jacket 340 extending from the vertical surface of the bracket is laid on the uppermost side of the position, and water falling on the surface waterproof column jacket 340 cannot touch the bonding position between the lower surface of the surface waterproof column jacket 340 and the inner waterproof column jacket 320 when flowing down from a high position along a slope, which is beneficial to improving the service life of the bonding position.
The roll of waterproofing material still includes the second roll of waterproofing material 330 that only covers the flat roofing, second roll of waterproofing material 330 is set up between inlayer waterproof post cover 320 and top layer waterproof post cover 340 in the region that waterproof post cover covered. The extruded sheet 310, the inner waterproof column sleeve 320, the second waterproof roll 330 and the surface waterproof column sleeve 340 are alternately stacked from bottom to top on the flat roof around the support, so that the slope formed at the position can be better connected with the flat roof, accumulated water is promoted to flow through quickly, and the service life of the waterproof layer is prolonged.
In order to prevent the accumulated water from permeating into the waterproof layer formed by the waterproof roll, the height of the sleeve 321(341) is not less than 100mm, so that the phenomenon that the waterproof roll is degummed to form a seepage seam due to the fact that the waterproof roll is soaked for a long time when the accumulated water stays at the seam is prevented, the seepage seam is further formed by the fact that the accumulated water permeates into the lower part of the waterproof roll through the seepage seam, and the waterproof reliability is improved. The covering radius of the cover sheet 322(342) is not less than 250 mm.
The waterproof coiled material laid on the surface of the upright column 210 is laid along the vertical surface, the tail end of the waterproof coiled material faces the sky, once the waterproof coiled material is not firmly adhered to the vertical surface of the upright column 210, moisture can permeate into the waterproof coiled material and is difficult to remove, and the upright column can be soaked for a long time, for this reason, the top end of the sleeve 321(341) is encircled by a waterproof ring 350 for sealing the top end of the sleeve 321(341), and the waterproof ring 350 is formed by encircling a third waterproof coiled material.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.