CN212153924U - Parapet waterproof repairing structure - Google Patents

Parapet waterproof repairing structure Download PDF

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Publication number
CN212153924U
CN212153924U CN202020635309.9U CN202020635309U CN212153924U CN 212153924 U CN212153924 U CN 212153924U CN 202020635309 U CN202020635309 U CN 202020635309U CN 212153924 U CN212153924 U CN 212153924U
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CN
China
Prior art keywords
parapet
waterproofing
waterproof
layer
flat
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Withdrawn - After Issue
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CN202020635309.9U
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Chinese (zh)
Inventor
刘国华
戴书陶
廖树彬
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Guangdong Keshun repair Construction Technology Co.,Ltd.
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Shenzhen Keshun 1056 Technology Co ltd
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Abstract

The utility model discloses a parapet waterproof repair structure, including flat roofing, enclose the waterproofing membrane who locates flat roofing outlying parapet and lay in flat roofing and parapet facade, flat roofing includes the structural layer and is located the top layer on the structural layer, be equipped with between parapet and the flat roofing through the flat roofing of excavation and form, be located the V-arrangement groove between structural layer and the parapet and be located the new gutter of doing between flat roofing and the parapet on the V-arrangement groove, be filled with reinforcing material in the V-arrangement groove in order to strengthen the cohesion of parapet and flat roofing structural layer. The utility model discloses a chisel out flat roofing and form the V-arrangement groove and through reinforcing material's the cohesion of filling in and strengthening parapet and flat roofing structural layer, ensure the stability of being connected between parapet and the flat roofing, avoid between the two because fracture or cohesion not enough and deviate from each other, finally constitute to the pulling of the waterproofing membrane of laying in the surface and cause waterproof construction to be destroyed, improve waterproof reliability and life.

Description

Parapet waterproof repairing structure
Technical Field
The utility model relates to a waterproof repair technical field, more specifically relates to a parapet waterproof repair structure.
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, rainsheds, staircases, doors and windows, building roofs and the like, and among these structures, the building roofs, the walls of the main structure, the foundations, the floors, the doors and windows, the staircases, the balconies and the rainsheds are closely related to water proofing. 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.
The roof of a building is generally provided with short walls, called parapet walls and grandson parapet walls, around the roof, which mainly have the main functions of maintaining safety, and applying waterproof pressed bricks at the bottom to prevent water seepage of a waterproof layer or overflow of rainwater on the roof. The parapet wall on the roof of the person is used for protecting the safety of the person and has a decorative effect on the building facade. The parapet wall without a roof has the function of fixing the asphalt felt besides the function of facade decoration. According to the national building code, the height of the parapet wall on the roof of the upper part of the house is generally not less than 1.1m and not more than 1.5m at most.
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 parapet cannot be used, especially the joint of the parapet and a flat roof, and therefore, 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 the waterproof repairing of the parapet and the joint of the parapet and the flat roof, the prior art generally only focuses on the waterproofing and repairs or replaces the waterproof layer, but the influence of the bonding strength of the parapet and the flat roof on the service life of the waterproof layer is not considered, and the influence is exactly a key factor influencing the waterproof repairing effect. Therefore, there is a need for a waterproof repair structure for parapet walls.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an overcome above-mentioned prior art at least not enough, provide a parapet waterproof repair structure, solve current parapet waterproof repair and only pay close attention to waterproof itself, and pay close attention to the problem that the structure itself causes the influence for waterproof repair life-span, improve waterproof effective life.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a parapet is waterproof to repair structure, includes flat roofing, encloses the waterproofing membrane who locates flat roofing outlying parapet and lay in flat roofing and parapet facade, flat roofing includes the structural layer and is located the top layer on the structural layer, be equipped with between parapet and the flat roofing through the flat roofing of excavation and form, be located the V-arrangement groove between structural layer and the parapet and be located the V-arrangement groove on the plane roofing and the parapet between the parapet, be filled with the cohesion of reinforcing material in order to strengthen parapet and flat roofing structural layer in the V-arrangement groove.
For the existing building needing waterproof repair, the construction time is generally not too short, fine cracks are inevitable between the parapet wall and the flat roof, the omitted part in the existing waterproof repair technology is also a symptom that the waterproof repair structure cannot obtain a longer effective period, the cracks cause that the binding force between the parapet wall and the flat roof is insufficient, the waterproof layer at the position is weak due to the fact that the parapet wall and the flat roof are mutually separated to form pulling on the waterproof coiled material, and once the waterproof layer fails, accumulated water can easily permeate into the interior of the building through the gradually enlarged cracks. The utility model discloses a chiseling the top layer and the partial structure layer of the flat roofing that are close to the parapet and making to form the V-arrangement groove that can insert reinforcing material between plano roofing and the parapet, the cohesion of strengthening parapet and plano roofing structural layer through filling in of reinforcing material, ensure the stability of being connected between parapet and the plano roofing, avoid between the two because fracture or cohesion are not enough and deviate from each other, finally constitute to the pulling of the waterproofing membrane of laying in the surface and cause waterproof construction to be destroyed, improve waterproof reliability and life.
In order to prevent the flat roof from pushing the parapet outwards, the newly-made gutter is filled with a buffer material to form a buffer layer between the parapet and the flat roof. The buffer layer not only fills up a newly-made gutter to enable the flat roof to recover to be flat, but also prevents the flat roof from forming outward thrust on the parapet wall, and further improves the protection effect on the waterproof layer.
The newly-made gutter can be formed between the vertical surface of the parapet wall and the surface layer of the roof, and can also be formed between the parapet wall and a flat roof comprising the surface layer and the structural layer, namely the newly-made gutter can be formed by chiseling the surface layer of the roof, and can also be formed by chiseling the surface layer of the roof and part of the structural layer. In the case that the newly-made gutter is formed between the vertical face of the parapet wall and the surface layer of the roof, the workload of chiseling the newly-made gutter is small, and the construction period of repair engineering is shortened; meanwhile, because the thickness of the flat roof surface layer is generally smaller, the depth of a newly-made gutter formed by chiseling the flat roof surface layer is correspondingly smaller, and in order to ensure that the buffer layer can actually play a corresponding buffer role, the buffer layer is preferably formed between the parapet wall below the waterproof roll and the flat roof; in addition, for the corner pressurized of avoiding waterproofing membrane to form between buffer layer and parapet and rupture or not paste the wall body and the atress, be equipped with the first transition fillet that is formed by buffer material between buffer layer and the parapet for waterproofing membrane lays in this department and can hug closely first transition fillet setting, neither can consequently and be broken, can avoid the atress again to drag, further improves waterproofing membrane's life, and then prolongs the effective life of waterproof repair structure. For the situation that a newly-made gutter is formed between the parapet and the flat roof comprising the surface layer and the structural layer, preferably, the buffer layer is formed between the parapet and the flat roof on the waterproof roll, namely, the waterproof roll is paved before the buffer material is filled, and the buffer layer is formed on the waterproof layer, so that the water on the flat roof is led into the newly-made gutter, and the surface accumulated water is promoted to be quickly discharged; in addition, in order to avoid the corner formed by the waterproof coiled material between the V-shaped groove filled with the reinforcing material and the parapet from being pressed and broken or not adhered to a wall body to bear force, a second transition fillet formed by a buffer material is arranged between the upper surface of the V-shaped groove and the parapet, so that the waterproof coiled material can be laid at the position to be tightly attached to the second transition fillet, the waterproof coiled material cannot be broken, the waterproof coiled material can be prevented from being pulled by force, the service life of the waterproof coiled material is further prolonged, and the effective service life of the waterproof repairing structure is further prolonged.
The utility model discloses in, the preferred epoxy mortar that is of reinforcing material, epoxy mortar are the preferred repair reinforced material, form a high strength, high adhesion and do not receive the consolidation body of structural configuration restriction after the solidification, have excellent impervious, frost-resistant, salt-tolerant, alkali-resistant, the weak acid corrosion resistance ability of nai and repair reinforcing properties. The epoxy mortar preferably comprises the following components in parts by weight: 100 parts of epoxy resin, 14 parts of dibutyl ester, 25 parts of ethylenediamine, 400 parts of cement and 400 parts of fine sand, and through repeated debugging by the people of the utility model, the components with the proportion can achieve the optimal reinforcing effect. The buffering material is preferably cement mortar, the weight part ratio of cement to fine sand in the cement mortar is preferably 1:2.5, the cement mortar adopting the proportion can obtain the optimal buffering effect, and the improvement on the structural performance of waterproof repair is greatly guaranteed.
In order to ensure that the combination between the parapet wall and the flat roof can be reinforced to the maximum extent on the premise of not damaging the original building structure, the depth of the V-shaped groove is preferably 50-100 mm, and/or the width of the V-shaped groove is 25-60 mm.
The waterproof coiled material laid on the parapet surface is laid along the vertical face, the tail end of the waterproof coiled material faces the sky, once the waterproof coiled material is not firmly adhered to the parapet vertical face, water vapor possibly permeates into the parapet structure from the position, for this reason, the tail end of the waterproof coiled material laid on the parapet surface at least extends to the top of the parapet structure and cuts into the parapet, namely, a seam is arranged on the top of the parapet or the vertical face deviating from a flat roof, the tail end of the waterproof coiled material is plugged into the seam, then the waterproof coiled material is matched and fixed by a metal pressing strip and a cement nail, and then the waterproof coiled material is sealed by polyurethane sealant.
Generally speaking, in the junction of two structures, because the existence of effort each other can constitute to the waterproof layer and pull unavoidably for the waterproof layer of this department damages comparatively easily, for this reason, the utility model discloses adopt double-deck waterproofing membrane in the junction of parapet and flat roofing to improve the tensile strength of waterproof layer, waterproofing membrane includes nexine waterproofing membrane and top layer waterproofing membrane, top layer waterproofing membrane covers nexine waterproofing membrane at least completely.
The traditional newly-built roofing waterproofing or the existing roofing waterproofing repair is usually made slope or level by adopting a cement mortar laying mode, however, for large roofs, especially for non-continuous flat roofs or roofs with large-area support structures, slope finding by means of cement mortar laying is obviously difficult to apply, not only is the construction difficult, moreover, the large-area paving of cement mortar is difficult to avoid the crack caused by expansion with heat and contraction with cold in the use process, is not favorable for ensuring the service life of the newly repaired waterproof structure, therefore, parapet waterproof repair structure is still including laying the extruded sheet under flat roofing surface, waterproofing membrane, the utility model discloses creatively put forward the mode of adopting laying the extruded sheet and realize looking for the slope on large-scale, discontinuous flat, the roofing that has large tracts of land support, not only reduced the construction degree of difficulty, avoided fissured production, had certain heat preservation effect moreover.
Compared with the prior art, the utility model has following beneficial effect: the utility model discloses a chiseling the top layer and the partial structure layer of the flat roofing that are close to the parapet and making to form the V-arrangement groove that can insert reinforcing material between plano roofing and the parapet, the cohesion of strengthening parapet and plano roofing structural layer through filling in of reinforcing material, ensure the stability of being connected between parapet and the plano roofing, avoid between the two because fracture or cohesion are not enough and deviate from each other, finally constitute to the pulling of the waterproofing membrane of laying in the surface and cause waterproof construction to be destroyed, improve waterproof reliability and life.
Drawings
Fig. 1 is a schematic structural relationship diagram of parapet walls and flat roofs.
Fig. 2 is a schematic view of the water-proof repair of a flat roof.
Fig. 3 is a schematic view of the waterproof repair of the junction of the parapet wall and the flat roof.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic view of the waterproof repairing of the joint of the parapet wall and the flat roof.
Fig. 6 is a partially enlarged view of a portion B in fig. 5.
Fig. 7 is a first schematic view of a modified water-proof repair of the parapet wall of fig. 3 in connection with a flat roof.
Fig. 8 is a partially enlarged view of a portion C in fig. 7.
Fig. 9 is a second schematic view of a modified water-proof repair of the parapet wall of fig. 8 in connection with a flat roof.
Fig. 10 is a partially enlarged view of a portion D in fig. 9.
Fig. 11 is a partially enlarged view of a portion E in fig. 9.
Description of reference numerals: the roof comprises a flat roof 100, a structural layer 110, a surface layer 120, a parapet 230, an extruded sheet 310, an inner waterproof roll 320, surface waterproof rolls 330 and 340, a V-shaped groove 410, a newly-made gutter 420, a first transition round corner 510 and a second transition round corner 520.
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.
Example 1
A parapet 230 waterproof repairing structure is shown in figures 1-6 and comprises a flat roof 100, parapet 230 surrounding the flat roof 100 and waterproof rolls laid on vertical faces of the flat roof 100 and the parapet 230, wherein the flat roof 100 comprises a structural layer 110 and a surface layer 120 located on the structural layer 110, a V-shaped groove 410 formed by excavating the flat roof 100 and located between the structural layer 110 and the parapet 230 and a newly-made gutter 420 located between the flat roof 100 and the parapet 230 and located above the V-shaped groove 410 are arranged between the parapet 230 and the flat roof 230 and formed by excavating the flat roof 100, and reinforcing materials are filled in the V-shaped groove 410 to reinforce the bonding force between the parapet 230 and the structural layer 110 of the flat roof.
For the existing building needing waterproof repair, the construction time is not too short, fine cracks are difficult to avoid between the parapet 230 and the flat roof 100, which is the neglected part in the existing waterproof repair technology and is also a syndrome that the waterproof repair structure cannot obtain a longer effective period, the existence of the cracks makes the bonding force between the parapet 230 and the flat roof 100 insufficient, the waterproof layer at the position is weak due to the pulling of the waterproof coiled material formed between the parapet 230 and the flat roof 100 caused by the mutual deviation of the parapet and the flat roof, and once the waterproof layer fails, accumulated water can easily permeate into the building through the gradually-enlarged cracks. The utility model discloses a chiseling and removing top layer 120 and the partial structure layer 110 that is close to the flat roofing 100 of parapet 230 and making between flat roofing 100 and the parapet 230 form the V-arrangement groove 410 that can insert reinforcing material, the cohesion of strengthening parapet 230 and flat roofing structure layer 110 through the income of reinforcing material, ensure the stability of being connected between parapet 230 and the flat roofing 100, avoid between the two because fracture or cohesion are not enough and deviate from each other, finally constitute dragging to the waterproofing membrane who lays in the surface and cause waterproof construction to be destroyed, improve waterproof reliability and life.
Example 2
As a modification of example 1, as shown in fig. 7 and 9, in order to prevent the flat roof 100 from pushing the parapet 230 outwards, this example fills the new gutter 420 with a buffer material to form a buffer layer between the parapet 230 and the flat roof 100. The buffer layer is arranged to fill and level the newly-made gutter 420, so that the flat roof 100 is restored to be flat, the flat roof 100 is prevented from forming outward thrust on the parapet wall 230, and the protection effect on the waterproof layer is further improved. The new gutter 420 may be formed between the vertical surface of the parapet 230 and the roof surface layer 120, or between the parapet 230 and the flat roof 100 including the surface layer 120 and the structural layer 110, that is, the new gutter 420 may be formed by chiseling the roof surface layer 120, or may be formed by chiseling the roof surface layer 120 and a part of the structural layer 110.
Example 3
As a modification of one implementation manner of embodiment 2, in this embodiment, as shown in fig. 8, a newly-made gutter 420 is formed between the facade of the parapet wall 230 and the surface layer 120 of the roof, in this case, the workload of chiseling the newly-made gutter 420 is small, which is beneficial to shortening the construction period of a repair project; meanwhile, since the thickness of the flat roof surface layer 120 is generally small, the depth of the newly-made gutter 420 formed by chiseling the flat roof surface layer 120 is correspondingly small, and in order to ensure that the buffer layer can actually play a corresponding role in buffering, the buffer layer is preferably formed between the parapet 230 below the waterproof roll and the flat roof 100; in addition, in order to avoid the waterproof roll material from being pressed at the corner formed between the buffer layer and the parapet 230 and being broken or not being adhered to the wall body and being stressed, a first transition round angle 510 formed by a buffer material is arranged between the buffer layer and the parapet 230, so that the waterproof roll material can be laid at the corner and tightly adhered to the first transition round angle 510, the waterproof roll material cannot be broken, the waterproof roll material can be prevented from being pulled by stress, the service life of the waterproof roll material is further prolonged, and the effective service life of the waterproof repairing structure is further prolonged.
Example 4
As a modification of another implementation manner of embodiment 2, in this embodiment, as shown in fig. 10, a new gutter 420 is formed between the parapet 230 and the flat roof 100 including the surface layer 120 and the structural layer 110, and preferably a buffer layer is formed between the parapet 230 and the flat roof 100 on the waterproof roll, that is, the waterproof roll is laid before the buffer material is filled, and the buffer layer is formed on the waterproof layer, so as to help to guide water on the flat roof 100 into the new gutter and promote rapid drainage of surface water; in addition, in order to prevent the waterproof roll from being broken due to the pressure at the corner formed between the V-shaped groove 410 filled with the reinforcing material and the parapet 230 or being stressed due to the fact that the waterproof roll is not attached to a wall body, a second transition fillet 520 formed by a buffer material is arranged between the upper surface of the V-shaped groove 410 and the parapet 230, so that the waterproof roll can be laid at the position and can be tightly attached to the second transition fillet 520, the waterproof roll cannot be broken due to the fact that the waterproof roll is arranged at the position, the waterproof roll can be prevented from being pulled due to force, the service life of the waterproof roll is further prolonged, and the effective service life of the waterproof repairing structure is.
Example 5
As an improvement of the above embodiment, in this embodiment, the reinforcing material is preferably epoxy mortar, and the epoxy mortar is a preferred repair reinforcing material, and after curing, a cured body with high strength, high bonding force and no structural shape limitation is formed, and the cured body has excellent anti-permeability, anti-freezing, salt-tolerant, alkali-tolerant, weak-acid-tolerant and corrosion-resistant properties and repair reinforcing properties. The epoxy mortar preferably comprises the following components in parts by weight: 100 parts of epoxy resin, 14 parts of dibutyl ester, 25 parts of ethylenediamine, 400 parts of cement and 400 parts of fine sand, and through repeated debugging by the people of the utility model, the components with the proportion can achieve the optimal reinforcing effect. The buffering material is preferably cement mortar, the weight part ratio of cement to fine sand in the cement mortar is preferably 1:2.5, the cement mortar adopting the proportion can obtain the optimal buffering effect, and the improvement on the structural performance of waterproof repair is greatly guaranteed.
Example 6
As a modification of the above embodiment, as shown in fig. 3 to 4, in order to ensure that the combination between the parapet 230 and the flat roof 100 can be reinforced to the maximum extent without damaging the original building structure, the depth of the V-shaped groove 410 is preferably 50 to 100mm, and/or the width of the V-shaped groove 410 is 25 to 60 mm.
The waterproof coiled material laid on the surface of the parapet 230 is laid along the vertical surface, the tail end of the waterproof coiled material faces the sky, and once the waterproof coiled material is not firmly adhered to the vertical surface of the parapet 230, water vapor possibly permeates into the structure of the parapet 230 from the position, for this purpose, as shown in fig. 11, the tail end of the waterproof coiled material laid on the surface of the parapet 230 at least extends to the top of the parapet 230 and cuts into the parapet 230, namely, a seam is arranged on the top of the parapet 230 or the vertical surface which is away from the flat roof 100, the tail end of the waterproof coiled material is plugged into the seam, then the waterproof coiled material is matched and fixed by metal battens and cement nails, and then the waterproof.
Generally speaking, at the joint of two structures, the waterproof layer is inevitably pulled due to the existence of mutual acting force, so that the waterproof layer at the joint is easy to damage, for this reason, in this embodiment, a double-layer waterproof roll is adopted at the joint of the parapet 230 and the flat roof 100 to improve the tensile strength of the waterproof layer, the waterproof roll includes an inner waterproof roll 320 and surface layer 120 waterproof rolls 330, 340, and the surface layer 120 waterproof rolls 330, 340 at least completely cover the inner waterproof roll 320.
The traditional newly-built roofing waterproofing or the existing roofing waterproofing repair is usually made slope or level by adopting a cement mortar laying mode, however, for large roofs, especially for non-continuous flat roofs or roofs with large-area support structures, slope finding by means of cement mortar laying is obviously difficult to apply, not only is the construction difficult, moreover, the large-area paving of cement mortar is difficult to avoid the crack caused by expansion with heat and contraction with cold in the use process, is not favorable for ensuring the service life of the newly repaired waterproof structure, therefore, the parapet 230 waterproof repair structure further comprises an extruded sheet 310 laid on the surface of the flat roof 100 and below the waterproof roll, and the embodiment innovatively provides that slope finding is realized on a large-scale, discontinuous and flat roof with a large-area support by adopting a mode of laying the extruded sheet 310, so that the construction difficulty is reduced, cracks are avoided, and a certain heat preservation effect is achieved.
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.

Claims (10)

1. The utility model provides a parapet waterproof repair structure, includes flat roofing, encloses to locate flat roofing outlying parapet and lays in the waterproofing membrane of flat roofing and parapet facade, flat roofing includes the structural layer and is located the top layer on the structural layer, a serial communication port, be equipped with between parapet and the flat roofing through the flat roofing of excavation and form, be located the V-arrangement groove between structural layer and the parapet and be located the V-arrangement groove on the plane roofing and the parapet between the parapet, be filled with reinforcing material in the V-arrangement groove in order to strengthen the cohesion of parapet and flat roofing structural layer.
2. Parapet waterproofing and repair construction according to claim 1, wherein the newly made gutter is filled with a cushioning material to form a cushioning layer between the parapet and the flat roof.
3. Parapet waterproofing and repair construction according to claim 2, characterized in that the buffer layer is formed between the parapet and the flat roof under the waterproofing roll.
4. Parapet waterproofing and repair construction according to claim 3, characterized in that a first transition fillet formed by a cushioning material is provided between the cushioning layer and the parapet.
5. Parapet waterproofing and repair construction according to claim 2, characterized in that the buffer layer is formed between the parapet and the flat roof on the roll of waterproofing material.
6. Parapet waterproofing and repair construction according to claim 5, wherein a second rounded transition corner formed by a cushioning material is provided between the upper surface of the V-shaped groove and the parapet.
7. Parapet waterproof repair structure according to any one of claims 2 to 6, characterized in that the reinforcing material is epoxy mortar and/or the buffering material is cement mortar.
8. Parapet waterproofing and repair construction according to claim 1, wherein the depth of the V-shaped groove is 50 to 100mm, and/or the width of the V-shaped groove is 25 to 60 mm.
9. Parapet waterproofing and repair construction according to claim 1, characterized in that the ends of the waterproofing rolls laid on the parapet surface extend at least to the top of the parapet construction and cut into the parapet.
10. Parapet waterproofing and repair construction according to claim 1, characterized in that the parapet waterproofing and repair construction comprises extruded sheets laid on a flat roofing surface under a waterproofing roll.
CN202020635309.9U 2020-04-22 2020-04-22 Parapet waterproof repairing structure Withdrawn - After Issue CN212153924U (en)

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CN202020635309.9U CN212153924U (en) 2020-04-22 2020-04-22 Parapet waterproof repairing structure

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Application Number Priority Date Filing Date Title
CN202020635309.9U CN212153924U (en) 2020-04-22 2020-04-22 Parapet waterproof repairing structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111411743A (en) * 2020-04-22 2020-07-14 深圳市科顺一零五六技术有限公司 Parapet waterproof repairing method and parapet waterproof repairing structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111411743A (en) * 2020-04-22 2020-07-14 深圳市科顺一零五六技术有限公司 Parapet waterproof repairing method and parapet waterproof repairing structure

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Address after: 703b, block C, Xiangnian Plaza, Qiaoxiang Road, Shahe street, Nanshan District, Shenzhen, Guangdong 518000

Patentee after: Guangdong Keshun repair Construction Technology Co.,Ltd.

Address before: 703b, block C, Xiangnian Plaza, Qiaoxiang Road, Shahe street, Shenzhen, Guangdong 518000

Patentee before: Shenzhen Keshun 1056 Technology Co.,Ltd.

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Granted publication date: 20201215

Effective date of abandoning: 20211026

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Granted publication date: 20201215

Effective date of abandoning: 20211026

AV01 Patent right actively abandoned
AV01 Patent right actively abandoned