CN214006283U - Drainage structure for rainwater gravity flow crossing roof deformation joint - Google Patents

Drainage structure for rainwater gravity flow crossing roof deformation joint Download PDF

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Publication number
CN214006283U
CN214006283U CN202021583866.7U CN202021583866U CN214006283U CN 214006283 U CN214006283 U CN 214006283U CN 202021583866 U CN202021583866 U CN 202021583866U CN 214006283 U CN214006283 U CN 214006283U
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China
Prior art keywords
rainwater
deformation joint
pipe
roof
joint
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CN202021583866.7U
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Chinese (zh)
Inventor
许烁楷
温海堂
潘志春
陈江林
吕舒
黄旭东
何绍明
史赛花
李科新
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Cccc Guangzhou Railway Design And Research Institute Co ltd
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Cccc Guangzhou Railway Design And Research Institute Co ltd
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Abstract

The utility model discloses a drainage structures for rainwater flows automatically and stridees across roofing movement joint relates to roofing drainage engineering technical field, now proposes following scheme: the roof rainwater collecting device comprises a plurality of transition pipes arranged at intervals along the length direction of a deformation joint in the deformation joint of the roof, a water collecting channel is arranged in an upstream roof on the right side of the deformation joint, and rainwater on the upstream roof is collected by the water collecting channel and then is discharged to a downstream roof through the transition pipes. The utility model aims to provide safe and reliable's solution to the rainwater is flowed by oneself and is strideed across roofing movement joint to avoid foretell because of setting up the adverse effect that ditch and rainwater fill system brought as the boundary respectively with the movement joint.

Description

Drainage structure for rainwater gravity flow crossing roof deformation joint
Technical Field
The utility model relates to a roofing drainage engineering technical field especially relates to a drainage structures that is used for rainwater to flow by itself and stridees across roofing movement joint.
Background
Generally, the design idea of roof rainwater drainage engineering is as follows: the rainwater is automatically drained to the edge of the roof by adopting a building or structure slope finding mode, and is drained outdoors through a ditch and a rainwater hopper system at the edge of the roof.
For some large-scale roofs, deformation joints are often arranged at certain intervals according to structural engineering design requirements, and the buildings are completely disconnected from members above the ground, such as roofs, walls, floors and the like, so that the self-flowing route of roof rainwater is intercepted.
Under this condition, rainwater drainage engineering often sets up ditch and rainwater fill system with the movement joint as the boundary respectively, and the adverse effect that causes like this is: 1. the investment of pipeline engineering, the implementation complexity of a pipeline system and the workload of pipeline maintenance are increased; 2. the problems of sanitation, noise, space occupation and the like are brought to indoor buildings; 3. probably because of rainwater pipeline overlength and can't flow automatically and insert municipal rainwater pipe network, add rainwater pump station to this to greatly increased construction and ground cost, and increased expenses such as the maintenance of pump station later stage, electric energy.
Therefore, the drainage structure for the rainwater to automatically flow across the deformation joint of the roof is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drainage structures that is used for rainwater to flow automatically to stride across roofing movement joint has solved the rainwater and has flowed automatically and stride across the problem that the movement joint discharged.
In order to achieve the above object, the technical solution of the present invention is that:
the utility model provides a drainage structures that is used for rainwater to flow by oneself and stridees across roofing movement joint, this structure includes a plurality of transition pipes that follow the length direction of movement joint and arrange at regular intervals in the movement joint of roofing, sets up the catch basin in the upstream roofing that lies in the movement joint right side, and the rainwater of upstream roofing passes through transition pipe row to low reaches roofing after the collection of catch basin.
The transition pipe outside is sleeved with the sleeve for protection, the sleeve needs to be embedded before the side wall of the deformation joint is poured, and the central elevation and the laying gradient of the sleeve are consistent with those of the transition pipe.
The transition pipe is a thin-wall stainless steel corrugated pipe formed in one step, and the length of the transition pipe is the same as the outer width of the deformation joint.
The sleeve pipe is a thick-wall stainless steel corrugated pipe formed by one-step processing, the pipe diameter of the sleeve pipe is one step larger than that of the transition pipe, and the length of the sleeve pipe is the same as the outer width of the deformation joint.
According to the drainage structure for rainwater to automatically flow across the deformation joint of the roof, the laying slope direction of the transition pipe is consistent with the slope finding direction of the upstream roof and the downstream roof.
The above drainage structure for rainwater to automatically flow across the roof deformation joint adopts a return-up cover plate type deformation joint in the form of the deformation joint, and the height of the deformation joint is higher than that of the sleeve.
The drainage structure for the rainwater to automatically flow across the deformation joint of the roof is characterized in that a water receiving groove is formed right below the deformation joint and along the length direction of the deformation joint, and a plurality of downpipes are arranged in the water receiving groove at regular intervals.
The above-mentioned a drainage structures for rainwater is from flowing to stride across roofing movement joint, the waterproof layer department that the catch basin corresponds under the transition pipe mounted position sets up the infiltration floor drain, and the infiltration that the infiltration floor drain connects is arranged to the water receiving tank through the floor drain pipe, finally connects to indoor waste water system through the pipe in the water.
The drainage structure for the rainwater to automatically flow across the deformation joint of the roof is characterized in that the structural beam at the edge of the structural plate of the roof is designed according to the floating plate.
The utility model is suitable for a have movement joint "interception" rainwater to flow on its own to go the large-scale building monomer on the way, have the equal suggestion adoption of following arbitrary condition:
1. the environment, sanitation and decoration requirements of the indoor building are strict;
2. indoor buildings prohibit the laying of rainwater pipelines;
3. the municipal rainwater pipe network is not enough in condition and a rainwater pump station needs to be additionally arranged.
Drawings
Fig. 1 is a schematic view of a drainage structure for automatically flowing rainwater across a deformation joint of a roof, which is cut along a vertical surface of a central line of a transition pipe;
fig. 2 is the utility model provides a horizontal plane along transition pipe central line dissects the sketch map for rainwater flows automatically and stridees across roof movement joint's drainage structures.
Reference numbers in the figures: 1. a transition duct; 2. a sleeve; 3. deformation joints; 4. an upstream roof; 5. a water collecting ditch; 6. a waterproof layer; 7. A water seepage floor drain; 8. a floor drain pipe; 9. a water receiving tank; 10. a downpipe; 11. a structural panel; 12. a structural beam; 13. a downstream roof; i. a slope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, a drainage structure for rainwater automatically flows and stridees across roofing movement joint, this structure includes in the movement joint 3 of roofing, and along the length direction of movement joint 3 a plurality of transition pipes 1 of interval arrangement at regular intervals, set up the catch basin 5 in the upstream roofing 4 that is located movement joint 3 right side, the rainwater of upstream roofing 4 passes through behind the collection of catch basin 5 through transition pipe 1 row to low reaches roofing 13, finally arranges to the rainwater fill system at roofing edge to reach the rainwater and flow the mesh of strideing across movement joint 3 automatically.
The transition pipe 1 is the core component of the utility model, which is a thin-wall stainless steel corrugated pipe formed by one-step processing, and the length of the transition pipe is the same as the outer width of the deformation joint 3. The elevation of the inner bottom of the upstream pipe of the transition pipe 1 is flush with the water collecting ditch 5, and the elevation of the inner bottom of the downstream pipe is 20mm higher than that of the downstream roof 13. The pipe diameter size, the design gradient, the arrangement quantity and the arrangement intervals of the transition pipes 1 are determined by calculation, and the total available water capacity of the transition pipes can be used for discharging the rainwater volume of the water catchment area in 50 years. The laying gradient of the transition pipe 1 is not less than the design gradient. If the deformation joint 3 passed through by the transition pipe 1 is a settlement joint, the quotient of the settlement amount and the length of the transition pipe 1 is designed by superposing on the basis of the designed gradient so as to avoid the condition that the water passing amount of the transition pipe 1 is lower than the rainfall amount due to structural settlement. The periphery of the transition pipe 1 is sleeved with a sleeve 2 to protect the transition pipe 1 from the stress action generated when the deformation joint 3 stretches and settles.
The sleeve 2 is a thick-wall stainless steel corrugated pipe formed by one-step processing, and the length of the corrugated section is smaller than the inner width of the deformation joint 3. The pipe diameter of sleeve pipe 2 is greater than the pipe diameter of transition pipe 1 by one-level, and length is the same with the outer width of movement joint 3, and pipe center elevation, lay the slope and all be unanimous with transition pipe 1. In practical implementation, the sleeve 2 is embedded in the side wall of the deformation joint 3 before pouring, and the transition pipe 1 is installed in the sleeve 2. The gap between the sleeve 2 and the transition pipe 1 is filled with flexible sealing filler, and the method refers to related national standard drawing sets.
The deformation joint 3 is a return-up cover plate type deformation joint, the side wall, the cover plate and the filler are all carried out according to related national standard drawing sets, in order to prevent rainwater from entering the joint, the height of the side wall is higher than that of the sleeve 2, the submergence depth of the difference value between the rainwater meeting quantity and the total available water quantity of the transition pipe within 100 years in a water collection area in charge of the transition pipe is determined within rainwater collection time, and the safety height of 50-100mm is increased within the range of allowable bearing of a roof.
The width of the water collecting ditch 5 is 300-500mm, the inner part of the ditch is inclined to the pipe orifice of the transition pipe 1 by a gradient not less than 0.5 percent, and the depth of the ditch is the same as the radius of the transition pipe 1.
In order to support the possible water seepage of the deformation joint, a water receiving tank 9 is arranged along the lower part of the deformation joint in the length direction of the deformation joint, and downpipes 10 are arranged in the water receiving tank 9 at regular intervals. The water received by the water receiving tank 9 is indirectly discharged to the indoor waste water system through the downpipe 10. The width of the water receiving tank 9 is larger than the inner width of the deformation joint 3, and the specification of the downpipe 10 adopts DN 75.
In order to remove the water seepage of the upstream roof 4, a water seepage floor drain 7 is arranged at the waterproof layer 6 right below the installation position of the transition pipe 1 corresponding to the water collecting ditch 5, and the water seepage received by the water seepage floor drain 7 is discharged to a water receiving tank 9 through a floor drain pipe 8. The specifications of the water seepage floor drain 7 and the floor drain water pipe 8 adopt DN 50.
And space is reserved for installing the floor drain pipe 8 and the water receiving tank 9. The structural beam 12 at the edge of the roof structural slab 11 is designed according to the floating slab, so that the structural beam is prevented from being arranged under the deformation joint side wall.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (9)

1. The utility model provides a drainage structures for rainwater is from flowing strideing across roofing movement joint, its characterized in that, this structure includes a plurality of transition pipes (1) of arranging at regular intervals along the length direction of movement joint (3) in movement joint (3) of roofing, sets up in upstream roofing (4) that lie in movement joint (3) right side gully (5), and the rainwater of upstream roofing (4) is arranged to low reaches roofing (13) through transition pipe (1) after the collection of gully (5).
2. The drainage structure for the rainwater self-flowing crossing roof deformation joint according to claim 1, characterized in that a sleeve (2) is sleeved outside the transition pipe (1) for protection, the sleeve (2) needs to be embedded before the side wall of the deformation joint (3) is poured, and the pipe center elevation and the laying gradient of the sleeve (2) are consistent with those of the transition pipe (1).
3. The drainage structure for the rainwater self-flowing across the deformation joint of the roof is characterized in that the transition pipe (1) is a thin-wall stainless steel corrugated pipe which is formed in one step, and the length of the thin-wall stainless steel corrugated pipe is the same as the outer width of the deformation joint (3).
4. A drainage structure for rainwater self-flowing across a roof deformation joint according to claim 2, characterized in that the sleeve (2) is a thick-wall stainless steel corrugated pipe which is formed in one step, the pipe diameter of the corrugated pipe is one step larger than that of the transition pipe (1), and the length of the corrugated pipe is the same as the outer width of the deformation joint (3).
5. A drainage arrangement for use in gravity flow roof deformation joints according to claim 1, characterised in that the transition pipe (1) has a lay slope in the same direction as the direction of the slope of the upstream (4) and downstream (13) roofs.
6. A drainage arrangement for use in a rainwater gravity flow across a roof deformation joint according to claim 1 characterised in that the deformation joint (3) is in the form of a return flap type deformation joint which is higher than the height of the casing (2).
7. A drainage arrangement for a rainwater gravity flow across a roof deformation joint according to claim 1 characterised in that a water receiving trough (9) is provided directly below the deformation joint (3) along the length of the deformation joint (3), and a plurality of downpipes (10) are arranged at regular intervals in the water receiving trough (9).
8. The drainage structure for the rainwater self-flowing across the deformation joint of the roof is characterized in that a water seepage floor drain (7) is arranged at the position, corresponding to the waterproof layer (6) under the installation position of the transition pipe (1), of the water collection ditch (5), and seepage water collected by the water seepage floor drain (7) is drained to a water receiving tank (9) through a floor drain pipe (8) and finally is connected to an indoor wastewater system through a water falling pipe (10).
9. A drainage arrangement for use in gravity flow roofing applications according to claim 1 wherein the structural beams (12) at the edges of the roof structural panels (11) are designed as drift panels.
CN202021583866.7U 2020-08-03 2020-08-03 Drainage structure for rainwater gravity flow crossing roof deformation joint Active CN214006283U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021583866.7U CN214006283U (en) 2020-08-03 2020-08-03 Drainage structure for rainwater gravity flow crossing roof deformation joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021583866.7U CN214006283U (en) 2020-08-03 2020-08-03 Drainage structure for rainwater gravity flow crossing roof deformation joint

Publications (1)

Publication Number Publication Date
CN214006283U true CN214006283U (en) 2021-08-20

Family

ID=77287802

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021583866.7U Active CN214006283U (en) 2020-08-03 2020-08-03 Drainage structure for rainwater gravity flow crossing roof deformation joint

Country Status (1)

Country Link
CN (1) CN214006283U (en)

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