CN207974394U

CN207974394U - Water falls a mouthful water proof structure

Info

Publication number: CN207974394U
Application number: CN201820360331.XU
Authority: CN
Inventors: 李勇
Original assignee: Beijing Jianzhong Waterproof And Thermal Insulation Engineering Group Co Ltd
Current assignee: Beijing Jianzhong Waterproof And Thermal Insulation Engineering Group Co Ltd
Priority date: 2018-03-15
Filing date: 2018-03-15
Publication date: 2018-10-16
Anticipated expiration: 2028-03-15

Abstract

The utility model discloses a kind of water to fall a mouthful water proof structure, it is related to building waterproofing technique field, its key points of the technical solution are that including roofing and the parapet for being disposed around roofing periphery, parapet root offers drain gully, water pipe was provided through in drain gully, the upper surface of roofing is equipped with sloping layer, and the end for crossing water pipe is embedded in sloping layer, on parapet, crosses pipe inner wall and is disposed with insulating layer, the first waterproof layer and the second waterproof layer；It crosses in water pipe, the end set of close drain gully has limited block, limited block offers connecting hole away from the side of drain gully, second waterproof layer is passed through from the top of limited block, it is entrenched in connecting hole to limited block fold again, pointing has fluid sealant respectively at the fold for the end and the second waterproof layer that the second waterproof layer is abutted against with connecting hole.The utility model solves the problems, such as waterproof layer easy cracking exposed to temperature stress, to improve the water resistance of Roof system.

Description

Water falls a mouthful water proof structure

Technical field

The utility model is related to building waterproofing technique field, more particularly to a kind of water falls a mouthful water proof structure.

Background technology

Parapet water falls one kind that mouth is inlet for stom water, it is to collect, guide in roofing or flooring functional in organized water drainage mode Rain water on roof flows into the device of drainpipe.Water fall mouth be divided into it is straight and lateral, specific setting will according to watershed area and The caliber of drainpipe determines that the spacing of arrangement is generally at 15 meters or so.The Shui Luokou of roofing is generally located on eaves gutter (straight water Fall mouth) and parapet outside (lateral water falls mouth).

Parapet position water falls mouth since tube wall and the parapet through walls for crossing water pipe is not belonging to identical material, and compatibility compared with Difference, there are temperature stress, nozzle is nearby very easy to cracking, the prior art frequently with waterproof roll or water-repellent paint to roofing into Row construction.

When using waterproof roll as roof waterproof construction, waterproof roll can not fall oral area position coiled material in water and receive head, Head can only be received by water-repellent paint or construction sealant, but receive under the influence of temperature stress and aging action and be susceptible to out at head It splits, causes to leak.

Utility model content

The purpose of this utility model is to provide a kind of water to fall a mouthful water proof structure, it can make flexible waterproof material close up Locate and crosses the tighter of water pipe cooperation, it is not easy to crack, improve the water resistance of Roof system.

The above-mentioned purpose of the utility model technical scheme is that：

A kind of water falls a mouthful water proof structure, including roofing and the parapet for being disposed around roofing periphery, and the parapet root is opened Equipped with drain gully, water pipe was provided through in drain gully, it is characterised in that：The upper surface of the roofing is equipped with sloping layer, The end for crossing water pipe is embedded in sloping layer, on parapet, it is described cross pipe inner wall be disposed with insulating layer, the first waterproof layer with And second waterproof layer, described to cross in water pipe, have limited block close to the end set of drain gully, the limited block is away from drain gully Side offers connecting hole, and the size of connecting hole is adapted with the shape of the second waterproof layer, and second waterproof layer is from limited block Top pass through, then be entrenched in connecting hole to limited block fold, end that second waterproof layer and connecting hole abut against and Pointing has fluid sealant respectively at the fold of second waterproof layer.

By using above-mentioned technical proposal, cross that water pipe is embedded to be fixed on sloping layer and parapet, and pointing fluid sealant into Row encapsulation process carries out waterproof by stretching into the first waterproof layer in water pipe, and the second waterproof layer is coated on the first waterproof layer, Further increased water proofing property of the water pipe at drain gully；The end of second waterproof layer is entrenched in connecting hole, makes limited block pair The end of second waterproof layer play the role of limit, it is fixed, to make the end of the second waterproof layer will not be because of temperature stress It influences and is detached with pipe inner wall is crossed, cause cracking to leak, enhance waterproof effect；And in the first waterproof layer and connecting hole At the fold of the end and the second waterproof layer that abut against carry out dual-seal, further promoted water pipe drain gully waterproof Property.

The utility model is further arranged to：The limited block is annular in shape, and is connected smoothly with pipe inner wall is crossed.

By using above-mentioned technical proposal, the second waterproof layer is made to be connect with connecting hole more comprehensively, stress evenly, to Keep the second waterproof layer of limited block pair fixed more stable.

The utility model is further arranged to：The material of the sloping layer is selected as WKT foam concrete, and thickness is not less than 30mm。

By using above-mentioned technical proposal, foam concrete contains a large amount of sealed porositys, has light-weight, good heat insulating The advantages of, be arranged makes the heat insulation effect of roofing more preferable on roofing.

The utility model is further arranged to：The insulating layer was located at the upper of water pipe end close to the end of drain gully Side.

By using above-mentioned technical proposal, the end of insulating layer was pressed on water pipe, applied pressure to crossing water pipe, further Play the effect that sealing is reinforced to crossing water pipe.

The utility model is further arranged to：The insulating layer tilts down setting, inclination angle towards the one end for crossing water pipe Degree is 5~15 °.

By using above-mentioned technical proposal, play the role of drainage to ponding, water is facilitated to be discharged from drain gully.

The utility model is further arranged to：The part that water pipe connects with parapet described excessively is horizontal by 5 °~25 ° Angle of inclination.

By using above-mentioned technical proposal, facilitates sundries by crossing water pipe, prevent to block.

The utility model is further arranged to：The second waterproof layer on the roofing, the part being located at outside water pipe, thereon Side is provided with cracking-resistant cement mortar.

By using above-mentioned technical proposal, cracking-resistant cement mortar is that a kind of tension degree is high, the high-quality of anti-freezing of easily constructing Sealing is fixed using the second waterproof layer of cracking-resistant cement mortar pair in environment-friendly materials, is generated because of material temperature deformation with weakening The influence of cracking, hollowing, it is more preferable to the sealing effect of the second waterproof layer, to improve roof waterproof performance.

The utility model is further arranged to：The top of the cracking-resistant cement mortar carries out at plug-in anti-crack fiber grid Reason.

By using above-mentioned technical proposal, anti-crack fiber grid has good flexibility and is drawn through broadwise high resistance Power is distributed on the outside of cracking-resistant cement mortar, primarily serves drawknot effect, to effectively avoid overall surface tension from shrinking and outer Cracking caused by power.

The utility model is further arranged to：It is equipped with antiskid pavement above the anti-crack fiber grid.

It is more stable when people being made to step down on roofing by using above-mentioned technical proposal, the work to subsequent construction or maintenance Personnel protect, and improve safety.

In conclusion the utility model has the advantages that：

1, by cross pipe inner wall on limited block is set, make the end of the second waterproof layer of limited block pair play limit, Fixed effect enhances waterproof effect to make the end of the second waterproof layer be not easy to detach with pipe inner wall excessively；

2, by the way that in the top of the second waterproof layer setting cracking-resistant cement mortar, sealing is fixed to the second waterproof layer, with Weaken the influence for generating cracking because of material temperature deformation, keeps the sealing effect of the second waterproof layer more preferable, it is anti-to improve roofing Aqueous energy；

3, by the way that anti-crack fiber grid is arranged in the outside of cracking-resistant cement mortar, to play the role of drawknot, to effectively keep away Exempt from cracking caused by the contraction of overall surface tension and external force, improves crack resistence effect.

Description of the drawings

Fig. 1 is the structural schematic diagram that water falls mouthful water proof structure in embodiment 1；

Fig. 2 is the portions A enlarged drawing in Fig. 1.

In figure, 1, roofing；2, parapet；21, drain gully；3, sloping layer；4, water pipe is crossed；41, limited block；411, it connects Hole；5, fluid sealant；6, insulating layer；7, the first waterproof layer；8, the second waterproof layer；9, cracking-resistant cement mortar；10, anti-crack fiber net Lattice；11, antiskid pavement.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment 1：A kind of water falls a mouthful water proof structure, as shown in Figure 1, including roofing 1 and being disposed around the daughter on 1 periphery of roofing Wall 2, the upper surface of roofing 1 are equipped with WKT foam concrete 2% and keep the temperature sloping layer 3, and the thickness of 3 thinnest part of sloping layer is 30mm. 2 root of parapet offers drain gully 21, and water pipe 4, sloping layer 3, parapet 2 and water pipe excessively were provided through in drain gully 21 Water pipe 4 was fixed in the contact position of 4 ends there are the groove of wide 20mm, depth 20mm, for embedded, and pointing fluid sealant 5 carry out it is close Envelope processing.

The top of sloping layer 3 and the inside of parapet 2 are equipped with WT hard-foam polyurethanes water-proof heat-insulation layer 6, and insulating layer 6 leans on The end of nearly drain gully 21 was located at the top of 4 end of water pipe, further functioned as the effect for reinforcing sealing；Wherein it is located at sloping layer The insulating layer 6 of 3 tops tilts down setting towards the one end for crossing water pipe 4, and angle of inclination is between 5~15 °, so that water passes through Drain gully 21 is discharged；Part that water pipe 4 connects with parapet 2 is crossed horizontal by 5 °~25 ° of angle of inclination, so that sundries is logical Water pipe 4 was crossed, prevents to block.

Insulating layer 6 and insulating layer 6 on the intersection and roofing 1 of crossing water pipe 4 and intersection, the court of crossing water pipe 4 on parapet 2 Be equipped with the first waterproof layer 7 to crossing in water pipe 4, the first waterproof layer 7 stretched into the size that in water pipe 4 and stretches into 50~ Between 100mm；The material of first waterproof layer 7 is flexible waterproof material, such as waterproof coiled material, coating waterproofing.

Cross water proofing property of the water pipe 4 at drain gully 21 in order to further increase, the outside of the first waterproof layer 7 be equipped with by Its second waterproof layer 8 coated, the material identical of the material of the second waterproof layer 8 and the first waterproof layer 7.

As shown in Fig. 2, the limited block 41 that water pipe 4 has shape annular in shape close to the end set of drain gully 21 is crossed, limited block 41 with cross 4 interior walls be smooth transition of water pipe；Limited block 41 offers connecting hole 411 away from the side of drain gully 21, connecting hole 411 Size is adapted with the shape of the second waterproof layer 8.

When second waterproof layer 8 was located at the end in water pipe 4 and is sealed fixed, first passed through from the top of limited block 41, Then it is re-directed towards the direction fold of limited block 41, the end of the second waterproof layer 8 is entrenched in connecting hole 411, finally second Pointing fluid sealant 5 at the fold for the end and the second waterproof layer 8 that waterproof layer 8 is abutted against with connecting hole 411, to realize that second is anti- The sealing of 8 end of water layer is fixed.

Coordinated by the second waterproof layer 8 and connecting hole 411, limited block 41 to the end of the second waterproof layer 8 play limit, Fixed effect, to make the end of the second waterproof layer 8 not occur to divide with 4 inner wall of water pipe excessively due to the influence of temperature stress From causing to crack leaks, and waterproof effect is more preferable；And in the end that the second waterproof layer 8 is abutted against with connecting hole 411 and the second waterproof Layer 8 fold at carry out dual-seal, further promoted water pipe 4 drain gully 21 water proofing property.

As shown in Figure 1, the second waterproof layer 8 on roofing 1, the part being located at outside water pipe 4, top is provided with GR polymerizations Sealing is fixed to the second waterproof layer 8 by cracking-resistant cement mortar 9 in object cracking-resistant cement mortar 9；Cracking-resistant cement mortar 9 is one Kind tension degree is high, and the high-quality environment-friendly materials for anti-freezing of easily constructing are fixed using cracking-resistant cement mortar 9, to weaken because of material Material temperature deformation and generate the influence of cracking, hollowing, it is more preferable to the sealing effect of the second waterproof layer 8, to improve 1 waterproof of roofing Performance.

The top of cracking-resistant cement mortar 9 carries out plug-in anti-crack fiber grid 10 and handles；Anti-crack fiber grid 10 has good Flexibility and through broadwise high resistance pulling force, be distributed in 9 outside of cracking-resistant cement mortar, drawknot effect primarily served, to have Effect avoids cracking caused by the contraction of overall surface tension and external force.

The top of anti-crack fiber grid 10 is equipped with antiskid pavement 11, more stable when people being made to step down on roofing 1, to follow-up Construction or the staff safeguarded protect, and improve safety.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but As long as all being protected by Patent Law in the right of the utility model.

Claims

1. a kind of water falls a mouthful water proof structure, including roofing (1) and the parapet (2) for being disposed around roofing (1) periphery, the parapet (2) root offers drain gully (21), and water pipe (4) was provided through in drain gully (21), it is characterised in that：The roofing (1) upper surface is equipped with sloping layer (3), and the end for crossing water pipe (4) is embedded in sloping layer (3), on parapet (2), the mistake Water pipe (4) inner wall is disposed with insulating layer (6), the first waterproof layer (7) and the second waterproof layer (8), described to cross water pipe (4) The end set of interior, close drain gully (21) has limited block (41), the limited block (41) to be opened away from the side of drain gully (21) Equipped with connecting hole (411), the size of connecting hole (411) is adapted with the shape of the second waterproof layer (8), second waterproof layer (8) it passes through, then is entrenched in connecting hole (411) to limited block (41) fold, second waterproof from the top of limited block (41) Pointing has fluid sealant (5) respectively at the fold for the end and the second waterproof layer (8) that layer (8) is abutted against with connecting hole (411).

2. water according to claim 1 falls a mouthful water proof structure, it is characterised in that：The limited block (41) annularly, and with Cross water pipe (4) interior walls be smooth transition connection.

3. water according to claim 1 falls a mouthful water proof structure, it is characterised in that：The material of the sloping layer (3) is selected as WKT Foam concrete, thickness are not less than 30mm.

4. water according to claim 1 falls a mouthful water proof structure, it is characterised in that：The insulating layer (6) is close to drain gully (21) end was located at the top of water pipe (4) end.

5. water according to claim 4 falls a mouthful water proof structure, it is characterised in that：Insulating layer (6) direction crosses water pipe (4) One end tilt down setting, angle of inclination is 5~15 °.

6. water according to claim 1 falls a mouthful water proof structure, it is characterised in that：It is described to cross water pipe (4) and parapet (2) phase The part connect is horizontal by 5 °~25 ° of angle of inclination.

7. water according to claim 1 falls a mouthful water proof structure, it is characterised in that：The second waterproof layer on the roofing (1) (8), it was located at the part of water pipe (4) outside, top is provided with cracking-resistant cement mortar (9).

8. water according to claim 7 falls a mouthful water proof structure, it is characterised in that：The top of the cracking-resistant cement mortar (9) Carry out plug-in anti-crack fiber grid (10) processing.

9. water according to claim 8 falls a mouthful water proof structure, it is characterised in that：The top of the anti-crack fiber grid (10) It is equipped with antiskid pavement (11).