CN210712893U - Deep foundation pit drainage and drainage integrated system - Google Patents

Abstract

The utility model discloses a deep foundation pit drainage and drainage integrated system, comprising a dewatering water collecting tank (1), a dewatering pipe (2), a first support water collecting tank (3), a drainage floor drain (5), and a gravity water pipe (6). ) and a rainwater collection tank (7); the precipitation water collection tank is arranged at the bottom of the deep foundation pit and is connected with the precipitation well (11) through the downfall pipe; the rainwater collection tank is arranged on the second support structure (10) and is connected to the rainwater pipe through the downfall pipe. The precipitation water collection tank is connected, the drainage floor drain is arranged on the first support (9) and connected to the rainwater collection tank through a gravity water pipe, and the first support water collection tank is arranged on the first support and is connected with the rainwater collection tank through a precipitation pipe. The utility model can effectively solve the problem of reasonable arrangement of dewatering pipelines within a limited space, improve the utilization rate of the site plane, and at the same time ensure the reuse of water resources. better guidance.

Description

Deep foundation pit drainage and drainage integrated system

technical field

The utility model relates to a deep foundation pit dewatering construction system in the field of building construction, in particular to a deep foundation pit dewatering and drainage integrated system.

Background technique

With the rapid development of economy and the acceleration of urbanization, the utilization of urban space gradually tends to the excavation of three-dimensional space. More and more high-rise buildings are erected in urban construction. At present, in the construction of the existing technology, the problem that the construction site is small and the construction difficulty is increased is increasingly prominent in urban construction, especially in foundation pits. In the construction process of rationally arranging dewatering pipelines in the construction stage, the effective use of limited space and water resources is a major problem in urban construction. The waste of water resources and space occupation in existing construction projects are important issues that restrict construction and affect construction quality. It is not conducive to the realization of green construction.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a deep foundation pit drainage and drainage integrated system, which can improve the utilization rate of the site plane and ensure the reuse of water resources at the same time.

The utility model is realized in this way:

A deep foundation pit drainage integrated system, the drainage integrated system is arranged in the deep foundation pit, and the deep foundation pit includes an underground diaphragm wall, a first support structure, a second support structure, a dewatering well, and a support vertical The supporting piles and several supporting structures, the first supporting structure, the second supporting structure and several supporting structures are arranged between the underground diaphragm wall and the supporting vertical supporting piles in sequence from top to bottom, and the dewatering well is set at the bottom of the deep foundation pit ;

The deep foundation pit dewatering and drainage integrated system includes a precipitation water collection tank, a precipitation pipe, a first support water tank, a drainage floor drain, a gravity water pipe and a rainwater collection tank; the precipitation water collection tank is arranged at the bottom of the deep foundation pit and passes through the precipitation pipe. It is connected with the precipitation well; the rainwater collection tank is arranged on the second support structure and connected with the precipitation water collection tank through the downfall pipe, and the drainage floor drain is arranged on the first support and connected to the rainwater collection tank through the gravity water pipe. The water tank is arranged on the first support and is connected with the rainwater collecting tank through the downpipe.

The first support water tank is connected to external sewage treatment equipment.

The second support structure is provided with several rainwater collection tanks, and the several rainwater collection tanks are connected by water collection tanks.

The second support structure is an annular support structure, and several rainwater collection tanks are arranged along the edge of the second support structure.

A pump is provided on the dewatering pipe between the dewatering well and the dewatering water collecting tank.

The utility model can effectively solve the problem of reasonable arrangement of dewatering pipelines within a limited space, improve the utilization rate of the site plane, and ensure the reuse of water resources at the same time. better guidance.

Description of drawings

Fig. 1 is the sectional view of the deep foundation pit drainage and drainage integrated system of the present invention;

FIG. 2 is a plan view of the integrated system of deep foundation pit drainage and drainage according to the present invention.

In the figure, 1 precipitation collection tank, 2 rainwater pipes, 3 first support water collection tanks, 4 sewage treatment equipment, 5 drainage floor drains, 6 gravity water pipes, 7 rainwater collection tanks, 8 underground diaphragm walls, 9 first support structure, 10 The second support structure, 11 dewatering well, 12 support vertical pile, 13 support structure, 14 water collection tank water pipe, 15 pumping pump.

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Please refer to FIG. 1 , an integrated system for lowering and draining of a deep foundation pit. The integrated system for lowering and draining is arranged in the deep foundation pit. The deep foundation pit includes an underground diaphragm wall 8 , a first support structure 9 and a second support structure 10 , dewatering well 11, supporting vertical piles 12 and several supporting structures 13, the first supporting structure 9, the second supporting structure 10 and several supporting structures 13 are sequentially arranged from top to bottom on the underground continuous wall 8 and the supporting vertical Between the supporting piles 12, a dewatering well 11 is arranged at the bottom of the deep foundation pit.

Please refer to accompanying drawings 1 and 2, the deep foundation pit dewatering and drainage integrated system includes a precipitation collecting tank 1, a dewatering pipe 2, a first support water collecting tank 3, a drainage floor drain 5, a gravity water pipe 6 and a rainwater collecting tank 7; The precipitation water collecting tank 1 is arranged at the bottom of the deep foundation pit and is connected with the precipitation well 11 through the down water pipe 2; The floor drain 5 is arranged on the first support 9 and is connected to the rainwater collecting tank 7 through the gravity water pipe 6 .

The first support water tank 3 is connected to an external sewage treatment equipment 4, which can be used for the purification treatment of precipitation and rainwater, so as to ensure that the reused water resources can meet the water requirements.

The second support structure 10 is provided with several rainwater collecting tanks 7, and the several rainwater collecting tanks 7 are connected by the water collecting tank pipes 14. Preferably, the water pipe 14 of the water collecting tank can be a galvanized water pipe.

The second support structure 10 is an annular support structure, and several rainwater collecting tanks 7 are arranged along the edge of the second support structure 10 to facilitate the collection of rainwater.

The diameter of the drainage floor drain 5 is 15mm, which ensures smooth drainage and is used for collecting rainwater.

A pump 15 is provided on the dewatering pipe 2 between the dewatering well 11 and the dewatering water collection tank 1 , so that the precipitation collected in the precipitation well 11 can be transported to the precipitation water collection tank 1 .

During construction, please refer to Figure 1. After a certain foundation pit support structure is completed in the deep foundation pit, that is, the first support structure 9, the second support structure 10 and a number of support structures 13 are sequentially arranged underground from top to bottom. After designing the required support and other structures between the diaphragm wall 8 and the supporting vertical support pile 12, please refer to Figure 2. The direction of the compass arrow in the upper right corner of Figure 2 is north, which can be on the north and south sides of the bottom of the deep foundation pit. Two precipitation collection tanks 1 are arranged each, and the precipitation collected in several surrounding precipitation wells 11 is transported to the two precipitation collection tanks 1 through the dewatering pipe 2 and the pump 15, so as to facilitate the collection and utilization of precipitation; The support structure 10 is arranged with eight rainwater collection tanks 7 at intervals, and the rainwater collection tank 7 and the precipitation collection tank 1 are connected by the precipitation pipe 2, so that the precipitation in the precipitation collection tank 1 can be transported to the rainwater collection tank 7; The water tanks 7 are connected in sequence through the water collection tank water pipes 14, the first support water collection tank 3 is set on the first support structure 9, the sewage treatment equipment 4 is installed on the southeast side of the deep foundation pit, and the first support water collection tank 3 passes through the dewatering pipe 2. It is connected with the rainwater collection tank 7 and the sewage treatment equipment 4; 20 drainage floor drains 5 with a diameter of 15mm are evenly arranged on the first support structure 9, and the drainage floor drains 5 are connected with the rainwater collection tank 7 through the gravity water pipe 6, which is used for Collect rainwater on rainy days. The water collected in the precipitation water collection tank 1 can be output through the first support water collection tank 3, which is used for construction water such as excavated vehicle washing, on-site civilized water, concrete maintenance, and later recharge well water, so as to achieve the purpose of water resource reuse. The precipitation and rainwater in the road support water tank 3 can be used after being purified by the sewage treatment equipment 4, so as to meet the requirements of green construction.

The above are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be Included within the scope of protection of the present invention.

Claims (5)

1. An integrated system for lowering and draining of a deep foundation pit, the integrated system for lowering and draining is arranged in a deep foundation pit, and the deep foundation pit comprises an underground diaphragm wall (8), a first support structure (9), a second A supporting structure (10), a dewatering well (11), a supporting vertical support pile (12) and several supporting structures (13), a first supporting structure (9), a second supporting structure (10) and several supporting structures (13) are arranged between the underground continuous wall (8) and the supporting vertical support pile (12) in sequence from top to bottom, and the dewatering well (11) is arranged at the bottom of the deep foundation pit; It is characterized in that: the integrated system for dewatering and drainage of the deep foundation pit comprises a precipitation collecting tank (1), a dewatering pipe (2), a first supporting water collecting tank (3), a drainage floor drain (5), and a gravity water pipe (6) and the rainwater collecting tank (7); the rainwater collecting tank (1) is arranged at the bottom of the deep foundation pit and is connected with the rainwater well (11) through the rainwater pipe (2); the rainwater collecting tank (7) is arranged on the second support structure ( 10) and connected to the rainwater collecting tank (1) through the rainwater pipe (2), the drainage floor drain (5) is arranged on the first support (9) and is connected to the rainwater collecting tank (7) through the gravity water pipe (6) , the first support water collecting tank (3) is arranged on the first support (9) and is connected with the rainwater collecting tank (7) through the dewatering pipe (2). 2 . The integrated system for lowering and draining of deep foundation pits according to claim 1 , wherein the first support water collecting tank (3) is connected to a sewage treatment equipment (4). 3 . 3. The integrated system of deep foundation pit drainage and drainage according to claim 1, characterized in that: several rainwater collecting tanks (7) are arranged on the second support structure (10), and several rainwater collecting tanks ( 7) are connected through the water pipe (14) of the collecting tank. 4. The integrated system of deep foundation pit drainage and drainage according to claim 3, characterized in that: the second support structure (10) is an annular support structure, and several rainwater collecting tanks (7) are located along the second support structure (10). provided at the edge of the support structure (10). 5. The integrated system for deep foundation pit drainage and drainage according to claim 1, wherein a pump is provided on the dewatering pipe (2) between the dewatering well (11) and the dewatering water collection tank (1). (15).

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