CN217924483U

CN217924483U - Roof rainwater overflow mouth device

Info

Publication number: CN217924483U
Application number: CN202221713841.3U
Authority: CN
Inventors: 殷涛; 杜鹏; 范良华; 田江伟; 白晨波; 李延锋; 段成明; 马亭风
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-29
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a roofing rainwater overflow mouth device, including roofing parapet, building roof and building outer wall, its characterized in that, the roofing parapet is equipped with on the wall and reserves the entrance to a cave, fixedly connected with outer frame in the reservation entrance to a cave, the last limiting groove and tongue of the interior top fixedly connected with of outer frame, the inner wall fixedly connected with gag lever post of outer frame, the inner wall rotation of outer frame is connected with two axis of rotation, two the same activity of fixedly connected with turns over the board between the axis of rotation, the activity turns over the lateral wall fixedly connected with metal chain of board, the other end fixedly connected with metal floater of metal chain, the up end of building roof is equipped with the rainwater gutter. The utility model has reasonable structure design, not only can not affect the effect of the building facade, but also can keep better aesthetic property; and when the rainwater vertical pipe is blocked, the accumulated water on the roof can be quickly discharged, so that the potential safety hazard is reduced.

Description

Roof rainwater overflow port device

Technical Field

The utility model relates to a construction technical field especially relates to a roofing rainwater overflow mouth device.

Background

The rainwater drainage system on the building roof is one of the important matching system components of industrial and civil buildings, and the quality and safety of the building engineering are often directly influenced by the design standards and the perfection degree of drainage facilities. At present conventional roofing rainwater drainage system all adopts rainwater fill mode of downspout, because the rainwater fill sets up in roofing minimum or gutter, nobody goes to overhaul throughout the year under the general condition, and gutter and rainwater fill appear very easily to block up, the drainage is not smooth, can lead to roofing ponding, seepage even when serious, influences the security and the service life of building.

The relevant national regulation also has requirements on the aspect, and the design regulation of water supply and drainage of buildings

(GB 50015-2019) 5.2.11 article provisions: building roof rainwater drainage engineering should set up overflow facilities such as choke orifice or overflow piping, and overflow drainage must not harm building facilities and pedestrian's safety. Therefore, the problem of instantaneous rainstorm water discharge when a roof rainwater pipeline is blocked or in extreme weather needs to be considered in advance during engineering construction design, certain technical measures are adopted to actively drain water after the depth of roof accumulated water reaches a certain set height, so that the probability of roof leakage can be reduced, and the load safety of a roof structure can also be ensured.

At present, a plurality of holes with certain sizes are directly reserved on a parapet of a building on the outer side of a roof drainage ditch, the conventional method is not attractive, the effect of the integral outer vertical surface of the building can be influenced firstly, and in addition, when the roof is a manned roof, certain potential safety hazards can be caused because the overflow holes of the parapet are not blocked; therefore, a roof rainwater overflow port device is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a roof rainwater overflow port device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a roofing rainwater overflow mouth device, includes roofing parapet, building roofing and building outer wall, its characterized in that, the roofing parapet is equipped with the reservation entrance to a cave, fixedly connected with outer frame in the reservation entrance to a cave, spacing tongue-and-groove is gone up to the interior top fixedly connected with of outer frame, the inner wall fixedly connected with gag lever post of outer frame, the inner wall of outer frame rotates and is connected with two axis of rotation, two the same activity of fixedly connected with is turned over the board between the axis of rotation, the activity is turned over the lateral wall fixedly connected with metal chain of board, the other end fixedly connected with metal floater of metal chain, the up end of building roofing is equipped with the rainwater gutter, the lateral wall fixedly connected with rainwater fill and the rainwater riser of building outer wall.

Preferably, the outer frame is matched with the reserved hole, and the outer frame is connected with the reserved hole through an expansion bolt.

Preferably, the metal chain passes through the limiting rod.

Preferably, the rotating shaft is located below the axis of the movable turnover plate.

Preferably, the rainwater hopper is connected with the rainwater vertical pipe through a clamp.

Preferably, the rain gutter has roof ponding in rainy days.

Compared with the prior art, the utility model, its beneficial effect does:

through the action of the device, the building facade effect is not influenced, and the good attractiveness is kept; and when the rainwater vertical pipe is blocked, the accumulated water on the roof can be quickly discharged, so that the potential safety hazard is reduced.

Drawings

Fig. 1 is a schematic structural view of a roof rainwater overflow port device provided by the utility model;

fig. 2 is a schematic external plane view of a roof rainwater overflow port device provided by the utility model;

fig. 3 is a schematic diagram of the roof rainwater overflow port device provided by the utility model before starting;

fig. 4 is a schematic view in the starting of the roof rainwater overflow port device provided by the utility model.

In the figure: 1 roofing parapet, 2 upper limiting rabbet, 3 movable turning plate, 4 rotating shaft, 5, 6 outer frame, 7 limiting rod, 8 metal chain, 9 metal floating ball, 10 roofing water, 11 rain gutter, 12 building roofing, 13 rain bucket, 14 rain vertical pipe and 15 building outer wall.

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. 1-4, a roof rainwater overflow port device comprises a roof parapet 1, a building roof 12 and a building outer wall 15, wherein a reserved hole is formed in the roof parapet 1, an outer frame 6 is fixedly connected in the reserved hole, the outer frame 6 is matched with the reserved hole, the outer frame 6 is connected with the reserved hole through an expansion bolt 5, an upper limiting rabbet 2 is fixedly connected to the inner top of the outer frame 6, a limiting rod 7 is fixedly connected to the inner wall of the outer frame 6, two rotating shafts 4 are rotatably connected to the inner wall of the outer frame 6, the rotating shafts 4 are located below the axis of a movable turning plate 3, and the rotating shafts 4 are arranged on the lower portion of the horizontal axis of the movable turning plate 3.

The same movable turning plate 3 is fixedly connected between the two rotating shafts 4, the outer side wall of the movable turning plate 3 is fixedly connected with a metal chain 8, and the metal chain 8 is fixed at the lower part of the movable turning plate 3 in order to avoid the turning plate from being opened naturally; metal chain 8 passes gag lever post 7, and metal chain 8's other end fixedly connected with metal floater 9, building roof 12's up end is equipped with rainwater gutter 11, and rainwater gutter 11 has roofing ponding 10 when the rainy day, and building outer wall 15's lateral wall fixedly connected with rainwater fill 13 and rainwater riser 14 are connected through the clamp between rainwater fill 13 and the rainwater riser 14.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

the utility model discloses in, during the use, when

rainwater riser

14, 11 blockings up of rainwater gutter or extreme weather instantaneous torrential rainfall surpass rainwater fill 13 discharge volume, the roofing water level lasts and rises, metal floater 9 rises along with the water level under the rainwater buoyancy effect, the horizontal component to the activity turns over board 3 disappears, the activity turns over board 3 and revolutes rotating shaft 4 and do clockwise rotation under the side direction water pressure effect of self resultant force and roofing ponding 10, blocked by the side frame gag lever post when rotatory 45, the rainwater passes through the overflow mouth and freely falls down rapidly.

In addition, can adorn the decoration panel into with the same colour of building facade when the outer wall is decorated, the activity turns over board 3 and is the closed condition at ordinary times, can not influence building facade effect promptly, also does not reserve the potential safety hazard of cave mouth formula overflow mouth on the roofing.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a roofing rainwater overflow mouth device, includes roofing parapet (1), building roofing (12) and building outer wall (15), its characterized in that, be equipped with on roofing parapet (1) and reserve the entrance to a cave, fixedly connected with outer frame (6) in the entrance to a cave of reserving, spacing tongue-and-groove (2) are gone up to the interior top fixedly connected with of outer frame (6), the inner wall fixedly connected with gag lever post (7) of outer frame (6), the inner wall of outer frame (6) rotates and is connected with two axis of rotation (4), two fixedly connected with is same movable between axis of rotation (4) turns over board (3), the lateral wall fixedly connected with metal chain (8) of activity board (3), the other end fixedly connected with metal floater (9) of metal chain (8), the up end of building roofing (12) is equipped with rainwater gutter (11), the lateral wall fixedly connected with rainwater fill (13) and rainwater riser (14) of building outer wall (15).

2. A roof rainwater overflow device according to claim 1 characterised in that the external frame (6) and the reserved hole are matched with each other, and the external frame (6) and the reserved hole are connected by expansion bolts (5).

3. A roof rainwater overflow drain device according to claim 1 wherein the metal chain (8) passes through the restraining bar (7).

4. A roof rainwater overflow device according to claim 1 characterised in that the said axis of rotation (4) is located below the axis of the movable flap (3).

5. A roof rainwater overflow device according to claim 1 characterised in that the rainwater hopper (13) and the rainwater stand pipe (14) are connected by a clip.

6. A roof gutter water overflow arrangement according to claim 1, characterised in that the gutter (11) is subject to standing water (10) during rainy weather conditions.