CN216238907U

CN216238907U - Drainage structure applied to building sinking square

Info

Publication number: CN216238907U
Application number: CN202122808235.1U
Authority: CN
Inventors: 景泉; 李静威; 徐元卿; 贾濛; 刘畅; 耿碧徽; 张婕; 薛强; 李碧舟; 王梓淳; 颜冬
Original assignee: China Architecture Design and Research Group Co Ltd
Current assignee: China Architecture Design and Research Group Co Ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-08
Anticipated expiration: 2031-11-16

Abstract

The utility model provides a drainage structure applied to a building sinking square, which belongs to the field of water supply and drainage of buildings and comprises: the height of one side, close to the building entrance, of the bottom surface of the sinking square is higher than that of one side, far away from the building entrance, of the bottom surface of the sinking square; the first water collecting pit is arranged around the sinking square, and the bottom surface of the first water collecting pit is lower than that of the sinking square; one end of the first drainage pipe is communicated with the lowest part of the sinking square, and the other end of the first drainage pipe is communicated with the first water collecting pit; the drainage structure applied to the sinking square of the building can relieve the water collecting pressure of the original water collecting pit by arranging the first water collecting pit and the first drainage pipe, and reduce the requirement on the power of the drainage pump in the original water collecting pit; through setting up square bottom surface slope, be convenient for the rainwater flow in to first sump pit.

Description

Drainage structure applied to building sinking square

Technical Field

The utility model relates to the field of water supply and drainage of buildings, in particular to a drainage structure applied to a sinking square of a building.

Background

In some particular cases, the building will be applied to the design of sinking squares. For example, in the case of a height limit of the whole building, in order to increase the available space of the building, one floor is arranged one layer below the other, and a sunken area is arranged around the one floor, so that the one floor has the functions of lighting and courtyard. For another example, in a business super complex at some subway exits, in order to better guide the flow of consumers, the sinking design is performed on the area facing the subway exits, and passengers can directly enter the business super interior from the sinking square after coming out from the subway exits.

However, the sinking site is exposed to the pressure of roof drainage and peripheral catchment, the water level rises quickly under the condition of short-time heavy rainfall, and the risk of rainwater backflow to the building entrance arranged in the sinking square is caused. In the current design of a sinking area, it is a common practice to collect rainwater in a sinking area into a sump and discharge the water in the sump by using a high-power water pump. However, considering the influence of extreme weather, the design power of the water pump is generally increased. The water pump can exert full power only under extreme weather conditions, and is basically in a abandoning state under the condition of normal rainfall, so that unnecessary investment is increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the present invention is directed to overcome the defect that the drainage system of the building sinking square depends on the high power drainage pump in the prior art, and further provide a drainage structure applied to the building sinking square to reduce the dependence of the building sinking square on the high power drainage pump.

In order to solve the above technical problems, the present invention provides a drainage structure for a sinking square of a building, wherein the building is provided with a building entrance in a sinking square area, and a retaining wall is arranged around the sinking square, the drainage structure comprising:

the height of one side, close to the building entrance, of the bottom surface of the sinking square is higher than that of one side, far away from the building entrance, of the bottom surface of the sinking square;

the first water collecting pit is arranged around the sinking square, and the bottom surface of the first water collecting pit is lower than that of the sinking square;

one end of the first drainage pipe is communicated with the lowest part of the sinking square, and the other end of the first drainage pipe is communicated with the first water collecting pit.

Preferably, the method further comprises the following steps:

the first drainage tank is arranged along the edge of the lowest part of the sinking square;

the first drainage pipe is communicated with the lowest part of the sinking square through a first drainage groove.

As the preferred scheme, the periphery of the sinking square is provided with a retaining wall, and the first drainage tank is arranged along the corner of the retaining wall.

Preferably, the method further comprises the following steps:

the second drainage groove is arranged along the edge of the highest position of the sinking square;

the second sump is arranged below the sinking field;

and one end of the second drain pipe is communicated with the second drain tank, and the other end of the second drain pipe is communicated with the second water collecting pit.

Preferably, the second drainage channel is arranged along the circumference of the bottom of the building.

Preferably, the second drainage channel is filled with cobbles.

Preferably, a grate-shaped component is covered above the second water discharging groove.

As preferred scheme, be provided with the overflow hole on the barricade, the overflow hole position is higher than first drain pipe, the one end intercommunication of overflow hole sinks the square, and the other end communicates first sump pit.

The technical scheme of the utility model has the following advantages:

1. the utility model provides a drainage structure applied to a building sinking square, which comprises: the device comprises a sinking square bottom surface, a first water collecting pit and a first drainage pipe which are obliquely arranged; the first water collecting pit and the first water discharging pipe are arranged, so that the water collecting pressure of the original water collecting pit can be relieved, and the requirement on the power of a water discharging pump in the original water collecting pit is lowered; through setting up square bottom surface slope, be convenient for the rainwater flow in to first sump pit.

2. The utility model provides a drainage structure applied to a building sinking square, which also comprises: a first drainage tank; the first drainage tank is arranged along the edge of the lowest part of the sinking square; firstly, collecting rainwater into a first water drainage tank, and then flowing into a first water collection pit through a first water drainage pipe; the rainwater collecting area is increased, and the drainage of rainwater is accelerated.

3. The utility model provides a drainage structure applied to a building sinking square, which also comprises: the second drainage channel, the second water collecting pit and the second drainage pipe; and the second drainage channel is arranged along the periphery of the bottom of the building, so that rainwater can be collected conveniently, a temporary buffer area for rainwater can be prevented from being formed, and the support is prevented from submerging the building inlet.

4. The drainage structure applied to the sinking square of the building, provided by the utility model, is convenient for people to walk as the grate-shaped component is covered above the second drainage channel.

5. The drainage structure applied to the sinking square of the building is provided with the overflow holes, so that when the sinking area collects more water, the drainage of rainwater can be accelerated, and the influence of the rainwater on the interior of the building is minimized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a first-angle perspective view illustrating a drainage structure applied to a sinking square of a building according to the present invention.

Fig. 2 is a perspective view illustrating a second angle of the drainage structure applied to the sinking square of the building according to the present invention.

Description of reference numerals:

1. sinking the bottom surface of the square; 2. retaining walls; 3. a first sump; 4. a first drain pipe; 5. a first drainage tank; 6. a second water discharge tank; 7. a second sump; 8. a second drain pipe; 9. an overflow aperture.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The building is provided with the building entry in the wide area that sinks, and is provided with barricade 2 at the border of the wide area that sinks, in order to improve the rainfall in-process building the drainage efficiency of the wide area that sinks, the drainage structure of the wide area that is applied to the building that this embodiment provided.

As shown in fig. 1, the bottom surface 1 of the sinking square in the sinking square is arranged obliquely, and the height of the side close to the building entrance is higher than that of the side far away from the building entrance, so that rainwater is conveniently discharged towards the side far away from the building entrance; a first water collecting pit 3 is arranged around the sinking square, and the bottom surface of the first water collecting pit 3 is lower than that of the sinking square; the first drainage tank 5 is communicated with the bottommost part of the sinking square through a first drainage pipe 4.

Furthermore, a first drainage groove 5 is arranged on the sinking square along the corner of the retaining wall 2, the first drainage groove 5 is communicated with the first water collecting pit 3 through a first drainage pipe 4, and rainwater firstly flows into the first drainage groove 5 and then flows into the first water collecting pit 3 through the first drainage pipe 4 in the rainfall process;

as shown in fig. 2, a second water collecting pit 7 is arranged below the sinking square, and the second water collecting pit 7 is communicated with the sinking square through a second water discharging pipe 8; a second drainage channel 6 is arranged along the edge of the highest part of the sinking square, and further, the second drainage channel 6 is arranged around the periphery of the bottom of the building; during rainfall, rainwater at the building inlet can be firstly collected into the second drainage groove 6, and the second drainage groove 6 can flow into the second water collecting pit 7 through the second drainage pipe 8; the second water drainage groove 6 is arranged, so that temporary buffering of rainwater can be realized, rainwater is prevented from entering an inlet of a building, and meanwhile, rainwater can be collected to accelerate entering the second water collection pit 7. A water pump is arranged in the second water collecting pit 7, and the converged rainwater is pumped out through the water pump, so that the storage space in the second water collecting pit 7 is ensured.

Cobblestones are filled in the second water discharge groove 6, so that the walking of people is facilitated, and the appearance is attractive.

As an alternative embodiment, a grate member is covered above the second drain chute 6.

An overflow hole 9 is formed in the retaining wall 2, one end of the overflow hole 9 is communicated with the sinking square, and the other end of the overflow hole 9 is communicated with the first water collecting pit 3; further, the overflow hole 9 is positioned higher than the first drain pipe 4. When the rainfall in the sunken wide field is more, can flow out through first drain pipe 4 and overflow hole 9 synchronization, the discharge of rainfall accelerates.

This drainage structures through the setting of first sump 3, has reduced the volume that precipitation enters into second sump 7, and then can set up the pressure of drawing water of the water pump in second sump 7, especially in extreme weather, needn't increase the power of the water pump in second sump 7, also can realize drainage system's good operation, has reduced the investment.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. 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. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. The utility model provides a be applied to drainage structures that building sinks square, the building is provided with the building entry in the square region that sinks, the square border that sinks is provided with barricade (2), a serial communication port, include:

the height of one side, close to the building entrance, of the sinking square bottom surface (1) is higher than that of one side, far away from the building entrance, of the sinking square bottom surface (1) which is obliquely arranged;

the first water collecting pit (3) is arranged around the sinking square, and the bottom surface of the first water collecting pit (3) is lower than that of the sinking square;

one end of the first drainage pipe (4) is communicated with the lowest part of the sinking square, and the other end of the first drainage pipe is communicated with the first water collecting pit (3).

2. The drainage structure applied to a sinking square of a building according to claim 1, further comprising:

the first drainage tank (5), the first drainage tank (5) is arranged along the edge of the lowest part of the sinking square;

the first drainage pipe (4) is communicated with the lowest part of the sinking square through a first drainage groove (5).

3. The drainage structure applied to the sinking square of the building according to claim 2, wherein a retaining wall (2) is provided at the periphery of the sinking square, and the first drainage groove (5) is provided along the corner of the retaining wall (2).

4. The drainage structure applied to a sinking square of a building according to claim 1, further comprising:

a second drainage channel (6), the second drainage channel (6) being arranged along the edge of the highest position of the sinking square;

the second water collecting pit (7) is arranged below the sinking field;

and one end of the second water drainage pipe (8) is communicated with the second water drainage groove (6), and the other end of the second water drainage pipe (8) is communicated with the second water collection pit (7).

5. The drainage structure applied to the sinking square of the building according to claim 4, wherein the second drainage channel (6) is provided along the bottom circumference of the building.

6. The drainage structure applied to the sinking square of the building according to claim 5, wherein the second drainage channel (6) is filled with cobblestones.

7. The drainage structure applied to the sinking square of the building according to claim 5, wherein the second drainage channel (6) is covered with a grate member.

8. The drainage structure applied to the sinking square of the building as claimed in claim 1, wherein the retaining wall (2) is provided with an overflow hole (9), the position of the overflow hole (9) is higher than that of the first drainage pipe (4), one end of the overflow hole (9) is communicated with the sinking square, and the other end is communicated with the first water collecting pit (3).