CN219196197U

CN219196197U - Civil air defense engineering drainage structures

Info

Publication number: CN219196197U
Application number: CN202123314773.1U
Authority: CN
Inventors: 韩燕�; 陈东东
Original assignee: Suzhou Tiandi Design And Research Institute Co ltd
Current assignee: Suzhou Tiandi Design And Research Institute Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2023-06-16
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a civil air defense engineering drainage structure, which comprises: the water collecting pit is arranged at the bottommost layer of the civil air defense project; a water collecting main pipe extending from the water collecting pit to the top layer of the civil air defense project along the height direction of the civil air defense project; the water collecting branch pipes are respectively arranged on each floor of the civil air defense project and are communicated with the water collecting main pipe; a pressure drain pipe extending from the sump to an outdoor ground; and the drainage pump is communicated with the pressure drainage pipe and pumps the water in the water pit into an outdoor drainage pipe network. According to the utility model, no water collection pit is required to be arranged on each layer, so that the net height of the floor is not affected, the number of water collection pits and drainage pumps is reduced, the engineering cost can be saved, the specifications are met, the design is more reasonable, and the construction is more convenient.

Description

Civil air defense engineering drainage structures

Technical Field

The utility model relates to the technical field of civil air defense engineering, in particular to a drainage structure of the civil air defense engineering.

Background

The civil air defense engineering, like the ground building, has the building forms of single layer, two layers, multiple layers, etc. According to the standard requirements, the water washing, sterilizing and draining facilities are required to be arranged in the oral room of the civil air defense project. For single-layer civil air defense engineering, a water collecting pit is arranged at a proper position of a mouth, a drain floor drain and a pipeline are arranged in each room needing decontamination and are connected to the water collecting pit, and then the water is lifted and discharged to an outdoor drain pipe network through a sewage pump arranged in the water collecting pit. The drainage mode can bring some trouble when being used in two-layer and multi-layer civil air defense projects.

The planar arrangement of the upper and lower floors is generally consistent in the mouth room of two-floor and multi-floor civil air defense projects. If the same drainage mode as that of the single-layer civil air defense engineering opening is adopted, a water collecting pit and a sewage pump are arranged on each layer. The next layer of mouth room is provided with a water collecting pit because of the upper layer, and the roof hanging pit reduces the net height of the mouth room of the layer. In order to meet the installation and use requirements of equipment in the lower-layer mouth room, a method for enlarging the plane size of the lower-layer mouth room is needed to make up for the defect of the height. The arrangement of the water pit and the sewage pump on each layer, and the reduction of the unit masking area and the unit masking number caused by the increase of the area of the room at the mouth are uneconomical for engineering.

Accordingly, there is a need for an improvement over the prior art to overcome the deficiencies described in the prior art.

Disclosure of Invention

The utility model aims to provide a civil air defense engineering drainage structure so as to solve the problems.

The utility model aims at realizing the following technical scheme: a civil air defense construction drainage structure comprising: the water collecting pit is arranged at the bottommost layer of the civil air defense project; a water collecting main pipe extending from the water collecting pit to the top layer of the civil air defense project along the height direction of the civil air defense project; the water collecting branch pipes are respectively arranged on each floor of the civil air defense project and are communicated with the water collecting main pipe; a pressure drain pipe extending from the sump to an outdoor ground; and the drainage pump is communicated with the pressure drainage pipe and pumps the water in the water pit into an outdoor drainage pipe network.

Further, the water collecting branch pipe on the bottommost layer of the civil air defense engineering is communicated with the water collecting pit through the water collecting main pipe.

Further, the water collection pit is formed by sinking from the bottommost layer of the civil air defense project.

Further, each layer of the civil air defense engineering is provided with a floor drain, and the floor drain is communicated with the water collecting branch pipe on each layer.

Further, a structural plate is arranged between two adjacent floors of the civil air defense engineering, and an installation space for laying the water collecting branch pipe is formed in the structural plate.

Further, a gate valve and a check valve for preventing water from flowing backwards are arranged on the pressure drain pipe.

Further, each layer of the civil air defense project is provided with a plurality of mouth rooms, and the water collecting branch pipe extends into the plurality of mouth rooms along the horizontal direction.

Further, the pressure drain pipe includes a vertical section provided along a height direction of the civil air defense project and a horizontal section extending into the outdoor ground along a horizontal direction.

Further, a vertical shaft for accommodating the water collecting main pipe and the pressure drain pipe is arranged outside the civil air defense engineering along the vertical direction.

Further, at least one of the mouth rooms of each floor of the civil air defense project is communicated with the vertical shaft.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the water collecting main pipe extending from the water collecting pit to the top layer of the civil air defense project along the height direction of the civil air defense project is arranged, and each floor of the civil air defense project is provided with the water collecting branch pipe communicated with the water collecting main pipe, so that water on each floor can flow into the water collecting pit through the same water collecting main pipe, and each floor is not required to be provided with the water collecting pit, so that the net height of the floor is not influenced; in addition, be equipped with pressure drain pipe and drain pump in the sump pit, the cooperation of two can be with the pump in the sump pit to outdoor drainage pipe network, reduces the quantity of sump pit and drain pump, can save engineering cost, satisfies the norm and design more rationally, and the construction is more convenient.

Drawings

Fig. 1 is a sectional view in the front view direction of the civil air defense of the utility model.

Fig. 2 is a cross-sectional view of a top view of a room embodying the present utility model.

Fig. 3 is a cross-sectional view of a top view of a room embodying the present utility model.

Detailed Description

In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not limiting. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1 to 3, a civil air defense construction drainage structure according to a preferred embodiment of the utility model comprises: the water collection pit 1 is arranged at the bottommost layer of the civil air defense project 100; a main water collecting pipe 2 extending from the water collecting pit 1 to the top layer of the civil air defense construction 100 along the height direction of the civil air defense construction 100; the water collecting branch pipes 3 are respectively arranged on each floor of the civil air defense project 100 and are communicated with the water collecting main pipe 2; a pressure drain pipe 4 extending from the sump 1 to an outdoor floor 6; and a drain pump 5 which is communicated with the pressure drain pipe 4 to pump water in the sump 1 into an outdoor drain pipe network.

According to the utility model, the water collecting main pipe 2 extending from the water collecting pit 1 to the top layer of the civil air defense project 100 along the height direction of the civil air defense project 100 is arranged, and each floor of the civil air defense project 100 is provided with the water collecting branch pipe 3 communicated with the water collecting main pipe 2, so that water on each floor can flow into the water collecting pit 1 through the same water collecting main pipe 2, and each floor is not required to be provided with the water collecting pit 1, so that the net height of the floor is not influenced; in addition, be equipped with pressure drain pipe 4 and drain pump 5 in sump pit 1, the cooperation of two can be with the pump in sump pit 1 to outdoor drainage pipe network, reduces the quantity of sump pit 1 and drain pump 5, can save engineering cost, satisfies the norm and design more rationally, and the construction is more convenient.

Further, the civil air defense construction 100 includes a bottom plate 101 and a top plate 102, a plurality of floors are provided between the bottom plate 101 and the top plate 102, and the pit 1 is formed by recessing the bottom plate 101 of the civil air defense construction 100. The civil air defense construction 100 is provided with a plurality of mouth rooms 7 in each layer, and the water collecting branch pipes 3 of each layer extend into the plurality of mouth rooms 7 in the horizontal direction. Floor drain 71 is arranged on each layer of civil air defense project 100, floor drain 71 is distributed in the mouth room 7 needing to be drained, and floor drain 71 is communicated with water collecting branch pipes 3 on each layer. In the present embodiment, the floor drain 71 is specifically an explosion-proof floor drain, so as to meet the requirements of the specification. Preferably, the civil air defense construction 100 has the same pattern in each layer, and standardization of the building can simplify the construction design and facilitate construction.

Further, a shaft 8 for accommodating the water collecting main pipe 2 and the pressure drain pipe 4 is arranged outside the civil air defense project 100 along the vertical direction, and the shaft 8 extends to the outdoor ground 6. Through setting up shaft 8, can be convenient for collect water and be responsible for the installation of 2 and pressure drain pipe 4 and follow-up maintenance. A structural plate 9 is arranged between two adjacent floors of the civil air defense project 100, and the structural plate 9 is directly buried between the floors during construction. The structural plate 9 is internally formed with an installation space 91 in which the water collecting branch pipe 3 is laid, and the installation space 91 extends into the shaft 8 so that the water collecting branch pipe 3 is butted with the water collecting main pipe 2.

The water collecting branch pipe 3 on the bottommost layer of the civil air defense project 100 is communicated with the water collecting pit 1 through the water collecting main pipe 2. Preferably, the water collecting branch pipe 3 on the bottommost layer can directly extend to the water collecting pit 1 and be communicated with the water collecting pit, so that the water collecting main pipe 2 is prevented from flowing into the water collecting pit 1, and the drainage pressure of the water collecting main pipe 2 is reduced.

Further, the pressure drain pipe 4 includes a vertical section 41 disposed along the height direction of the civil air defense construction 100 and a horizontal section 42 extending into the outdoor ground 6 along the horizontal direction, and the horizontal section 42 may be connected to an outdoor drain pipe network (not shown). Preferably, the pressure drain pipe 4 is provided with a gate valve 44 and a check valve 43, the check valve 43 can prevent water in the pressure drain pipe 4 from flowing backwards, the check valve 43 and the gate valve 44 are arranged on the vertical section 41, the check valve 43 is positioned at the upstream of the gate valve 44, and the gate valve 44 can further improve the reliability of backflow prevention.

Further, each floor of the civil air defense construction 100 is provided with at least one opening room 7 adjacent to the shaft 8, the opening room 7 at the position is communicated with the shaft 8, and the civil air defense construction 100 can be provided with a cantilever valve 72 for controlling the on-off of the two. By communicating the mouth room 7 with the shaft 8, it is possible to facilitate maintenance of the piping in the shaft 8 while also being able to drive the mouth room 7 to ventilate from the shaft 8 as required.

The working process of the civil air defense engineering drainage structure is as follows: the sewage flows into the respective water collecting branch pipes 3 from the floor drain 71 at each floor of the civil air defense project 100, the water in the plurality of water collecting branch pipes 3 is converged into the water collecting main pipe 2, and the sewage in the water collecting main pipe 2 flows into the water collecting pit 1 for storage under the action of gravity; when the water in the sump 1 reaches the warning level, the drain pump 5 is turned on and pumps the sewage into the vertical section 41 of the pressure drain pipe 4 and into the outdoor drain pipe network via the horizontal section 42 of the pressure drain pipe 4.

In summary, the utility model does not need to arrange a water collecting pit on each layer of the civil air defense project, thereby not affecting the use of the room at the mouth part right below the water collecting pit, reducing the number of the water collecting pits and the drainage pump and saving the project cost.

The foregoing is merely one specific embodiment of the utility model, and any modifications made in light of the above teachings are intended to fall within the scope of the utility model.

Claims

1. A civil air defense engineering drainage structure, characterized by comprising:

the water collecting pit (1) is arranged at the bottommost layer of the civil air defense project (100);

a water collecting main pipe (2) extending from the water collecting pit (1) to the top layer of the civil air defense project (100) along the height direction of the civil air defense project (100);

a plurality of water collecting branch pipes (3) which are respectively arranged on each floor of the civil air defense project (100) and are communicated with the water collecting main pipe (2);

a pressure drain pipe (4) extending from the sump (1) to an outdoor floor (6);

and the drainage pump (5) is communicated with the pressure drainage pipe (4) and pumps the water in the water collecting pit (1) into an outdoor drainage pipe network.

2. The civil air defense construction drainage structure according to claim 1, wherein the water collecting branch pipe (3) on the lowest layer of the civil air defense construction (100) is communicated with the water collecting pit (1) through the water collecting main pipe (2).

3. The civil air defense construction drainage structure according to claim 1, wherein the sump (1) is formed concave from the lowermost layer of the civil air defense construction (100).

4. The civil air defense construction drainage structure according to claim 1, wherein each layer of the civil air defense construction (100) is provided with a floor drain (71), and the floor drain (71) is communicated with the water collecting branch pipe (3) on each layer.

5. The civil air defense construction drainage structure according to claim 1, wherein a structural plate (9) is arranged between two adjacent floors of the civil air defense construction (100), and an installation space (91) for laying the water collecting branch pipe (3) is formed in the structural plate (9).

6. The civil air defense construction drainage structure according to claim 1, wherein the pressure drainage pipe (4) is provided with a gate valve (44) and a check valve (43) for preventing backflow of water.

7. The civil air defense construction drainage structure according to claim 1, wherein each layer of the civil air defense construction is provided with a plurality of mouth rooms (7), and the water collecting branch pipe (3) extends into the plurality of mouth rooms (7) in a horizontal direction.

8. The civil air defense construction drainage structure according to claim 1, wherein the pressure drain pipe (4) comprises a vertical section (41) provided along the height direction of the civil air defense construction (100) and a horizontal section (42) extending into the outdoor ground (6) along the horizontal direction.

9. The civil air defense construction drainage structure according to claim 7, wherein the outside of the civil air defense construction (100) is provided with a shaft (8) in a vertical direction for accommodating the main water collecting pipe (2) and the pressure drain pipe (4).

10. The civil air defense construction drainage structure according to claim 9, wherein at least one of the mouth rooms (7) of each floor of the civil air defense construction (100) is in communication with the shaft (8).