CN105064486A - Drainage equipment and method for low-lying position of underground building - Google Patents

Drainage equipment and method for low-lying position of underground building Download PDF

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Publication number
CN105064486A
CN105064486A CN201510494480.6A CN201510494480A CN105064486A CN 105064486 A CN105064486 A CN 105064486A CN 201510494480 A CN201510494480 A CN 201510494480A CN 105064486 A CN105064486 A CN 105064486A
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CN
China
Prior art keywords
waste water
water tank
low
underground building
liquid level
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Pending
Application number
CN201510494480.6A
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Chinese (zh)
Inventor
张正军
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HANGZHOU JUCHUAN ENVIRONMENTAL PROTECTION Technology CO LTD
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HANGZHOU JUCHUAN ENVIRONMENTAL PROTECTION Technology CO LTD
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Priority to CN201510494480.6A priority Critical patent/CN105064486A/en
Publication of CN105064486A publication Critical patent/CN105064486A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the technical field of low-lying accumulated water drainage of underground buildings, and discloses drainage equipment for a low-lying position of an underground building. The drainage equipment comprises a waste water tank (1), a waste water taking pipe (2) arranged in the waste water tank (1), a drainage pipe (3), a drainage solenoid valve (31), a first pipeline (4), a vacuum solenoid valve or mini vacuum pump (41), a second pipeline (5), an emptying valve (51) and a first liquid level sensor (6), and the inner side of the waste water tank (1) is provided with a grid (11). The invention further discloses a drainage method for the low-lying position of the underground building. The method comprises the steps that the drainage equipment at the low-lying position of the underground building is connected with a vacuum source, the waste water taking pipe (2) is inserted into the bottommost position of a low-lying foundation pit (8), and when accumulated water in the low-lying foundation pit (8) reaches a set value of a second liquid level sensor (7), the accumulated water is firstly sucked into the waste water tank (1) and then drained to a drainage ditch or waste water well depending on the gravity or a sewage discharge pump. Accordingly, the technical problems that the underground buildings such as subway stations and underground commercial spaces are smaller in local low-lying position, and accumulated water drainage is difficult are solved.

Description

The drainage plant at low-lying place, a kind of underground building and method
Technical field
The present invention relates to low-lying ponding draining technology field, underground building, relate to the drainage plant at low-lying place, a kind of underground building, particularly relate to the water discharge method at low-lying place, a kind of underground building.
Background technology
It is low-lying to be there are some local in the underground building such as subway station and underground commercial space, and these local are low-lyingly generally equipment foundation pit.Because excessive water is put aside, the frequent ponding of foundation ditch at low-lying place, local in structural percolating water and gutter.If discharge ponding not in time, corrosion will be caused to damage to equipment.But because local is low-lying less, the difficult point of discharge ponding difficulty, current solution has two:
1. regular manual inspection, establishes pump temporarily or manually bails after finding ponding and drain into neighbouring waste water well.But there is potential safety hazard, require high to the sense of responsibility of staff.
2. install small-sized drainage pump in hole, ponding starts automatically to certain liquid level, ponding is drained into waste water well nearby.But because in ponding, mud is many, the frequency of maintenance of pump is high.
Summary of the invention
The present invention is directed to the deficiency of the low-lying emission scenary in local, the underground building such as subway station and underground commercial space in prior art, provide the drainage plant at low-lying place, a kind of underground building, the water discharge method at low-lying place, a kind of underground building is also provided, there is safety, reliable and without the advantage of blocking.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
The drainage plant at low-lying place, a kind of underground building, comprise waste water tank, be provided with on the upside of waste water tank and get waste water pipe, gutter is provided with bottom waste water tank, gutter is provided with drain solenoid valve, and waste water tank top is provided with the first pipeline be connected with vacuum pump, and the first pipeline is provided with vacuum solenoid or minipump, waste water tank top is also provided with the second pipe communicated with air, and second pipe is provided with atmospheric valve; Be provided with the first liquid level sensor inside waste water tank, be provided with grid inside waste water tank, grating base is fixed on bottom waste water tank.The present invention, centered by waste water tank, installs drainage plant and all can realize drainage effect in 3km radius.
As preferably, get waste water pipe and lead in foundation ditch, in foundation ditch, be provided with the second liquid level sensor.
As preferably, waste water tank is the waste water tank that steel plate is made.
As preferably, waste water tank wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. get bottom waste water pipe and the second liquid level sensor insertion foundation ditch;
B. when the water level in foundation ditch reaches the setting value of the second liquid level sensor, drain solenoid valve and atmospheric valve are closed, and vacuum solenoid or minipump are opened, and waste water in foundation ditch is pumped to waste water tank by the waste water pipe of getting inserted in foundation ditch;
C. when waste water in foundation ditch is drained or in waste water tank, liquid level reaches the first liquid level sensor setting value, drain solenoid valve and atmospheric valve are opened, and vacuum solenoid or minipump are closed, and waste water is by discharging after grid.
As preferably, in step C, waste water relies on gravity to discharge by grid.
As preferably, in step C, waste water relies on gravity to be discharged to gutter or waste water well by grid.Waste water is discharged by gravity, is applicable to the occasion that discharge is little.
As preferably, in step C, waste water is discharged to gutter or waste water well by dredge pump.Waste water is discharged by dredge pump, is applicable to the occasion that discharge is large.
The drainage plant at low-lying for underground building place is connected with vacuum source by the present invention, the waste water pipe of getting that the drainage plant low-lying from underground building is drawn inserts low-lying foundation ditch bottom position, when low-lying pit water accumulation reaches the setting value of the second liquid level sensor, ponding is first sucked up to waste water tank, and rear dependence gravity is discharged to gutter or waste water well.Solve local, the underground building such as subway station and underground commercial space low-lying less, the technical problem of discharge ponding difficulty.The present invention, centered by waste water tank, installs drainage plant and all can realize drainage effect in 3km radius.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of embodiment 4.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
The drainage plant at low-lying place, a kind of underground building, as shown in Figure 1, comprise waste water tank 1, be provided with on the upside of waste water tank 1 and get waste water pipe 2, be provided with gutter 3 bottom waste water tank 1, gutter 3 is provided with drain solenoid valve 31, waste water tank 1 top is provided with the first pipeline 4 be connected with vacuum pump, first pipeline 4 is provided with vacuum solenoid or minipump 41, and waste water tank 1 top is also provided with the second pipe 5 communicated with air, and second pipe 5 is provided with atmospheric valve 51; Be provided with the first liquid level sensor 6 inside waste water tank 1, inside waste water tank 1, be provided with grid 11, be fixed on bottom grid 11 bottom waste water tank 1.Getting waste water pipe 2 leads in foundation ditch 8, is provided with the second liquid level sensor 7 in foundation ditch 8.The waste water tank that waste water tank 1 is made for steel plate.Waste water tank 1 wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. waste water pipe 2 is got and the second liquid level sensor 7 inserts bottom foundation ditch 8;
B. when the water level in foundation ditch 8 reaches the setting value of the second liquid level sensor 7, drain solenoid valve 31 and atmospheric valve 51 are closed, and vacuum solenoid or minipump 41 are opened, and waste water in foundation ditch 8 is pumped to waste water tank 1 by the waste water pipe 2 of getting inserted in foundation ditch 8;
C. when waste water in foundation ditch 8 is drained or in waste water tank 1, liquid level reaches the first liquid level sensor 6 setting value, drain solenoid valve 31 and atmospheric valve 51 are opened, and vacuum solenoid or minipump 41 are closed, and waste water is by discharging after grid 11.
Embodiment 2
The drainage plant at low-lying place, a kind of underground building, as shown in Figure 1, comprise waste water tank 1, be provided with on the upside of waste water tank 1 and get waste water pipe 2, be provided with gutter 3 bottom waste water tank 1, gutter 3 is provided with drain solenoid valve 31, waste water tank 1 top is provided with the first pipeline 4 be connected with vacuum pump, first pipeline 4 is provided with vacuum solenoid or minipump 41, and waste water tank 1 top is also provided with the second pipe 5 communicated with air, and second pipe 5 is provided with atmospheric valve 51; Be provided with the first liquid level sensor 6 inside waste water tank 1, inside waste water tank 1, be provided with grid 11, be fixed on bottom grid 11 bottom waste water tank 1.Getting waste water pipe 2 leads in foundation ditch 8, is provided with the second liquid level sensor 7 in foundation ditch 8.The waste water tank that waste water tank 1 is made for steel plate.Waste water tank 1 wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. waste water pipe 2 is got and the second liquid level sensor 7 inserts bottom foundation ditch 8;
B. when the water level in foundation ditch 8 reaches the setting value of the second liquid level sensor 7, drain solenoid valve 31 and atmospheric valve 51 are closed, and vacuum solenoid or minipump 41 are opened, and waste water in foundation ditch 8 is pumped to waste water tank 1 by the waste water pipe 2 of getting inserted in foundation ditch 8;
C. when waste water in foundation ditch 8 is drained or in waste water tank 1, liquid level reaches the first liquid level sensor 6 setting value, drain solenoid valve 31 and atmospheric valve 51 are opened, and vacuum solenoid or minipump 41 are closed, and waste water relies on gravity to discharge by grid 11.
Embodiment 3
The drainage plant at low-lying place, a kind of underground building, as shown in Figure 1, comprise waste water tank 1, be provided with on the upside of waste water tank 1 and get waste water pipe 2, be provided with gutter 3 bottom waste water tank 1, gutter 3 is provided with drain solenoid valve 31, waste water tank 1 top is provided with the first pipeline 4 be connected with vacuum pump, first pipeline 4 is provided with minipump 41, and waste water tank 1 top is also provided with the second pipe 5 communicated with air, and second pipe 5 is provided with atmospheric valve 51; Be provided with the first liquid level sensor 6 inside waste water tank 1, inside waste water tank 1, be provided with grid 11, be fixed on bottom grid 11 bottom waste water tank 1.Getting waste water pipe 2 leads in foundation ditch 8, is provided with the second liquid level sensor 7 in foundation ditch 8.The waste water tank that waste water tank 1 is made for steel plate.Waste water tank 1 wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. waste water pipe 2 is got and the second liquid level sensor 7 inserts bottom foundation ditch 8;
B. when the water level in foundation ditch 8 reaches the setting value of the second liquid level sensor 7, drain solenoid valve 31 and atmospheric valve 51 are closed, and minipump 41 is opened, and waste water in foundation ditch 8 is pumped to waste water tank 1 by the waste water pipe 2 of getting inserted in foundation ditch 8;
C. when waste water in foundation ditch 8 is drained or in waste water tank 1, liquid level reaches the first liquid level sensor 6 setting value, drain solenoid valve 31 and atmospheric valve 51 are opened, and minipump 41 is closed, and waste water relies on gravity to be discharged to gutter or waste water well by grid 11.
Embodiment 4
The drainage plant at low-lying place, a kind of underground building, as shown in Figure 2, comprise waste water tank 1, be provided with on the upside of waste water tank 1 and get waste water pipe 2, be provided with gutter 3 bottom waste water tank 1, gutter 3 is provided with drain solenoid valve 31, waste water tank 1 top is provided with the first pipeline 4 be connected with vacuum pump, first pipeline 4 is provided with vacuum solenoid 41, and waste water tank 1 top is also provided with the second pipe 5 communicated with air, and second pipe 5 is provided with atmospheric valve 51; Be provided with the first liquid level sensor 6 inside waste water tank 1, inside waste water tank 1, be provided with grid 11, be fixed on bottom grid 11 bottom waste water tank 1.Getting waste water pipe 2 leads in foundation ditch 8, is provided with the second liquid level sensor 7 in foundation ditch 8.The waste water tank that waste water tank 1 is made for steel plate.Waste water tank 1 wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. waste water pipe 2 is got and the second liquid level sensor 7 inserts bottom foundation ditch 8;
B. when the water level in foundation ditch 8 reaches the setting value of the second liquid level sensor 7, drain solenoid valve 31 and atmospheric valve 51 are closed, and vacuum solenoid 41 is opened, and waste water in foundation ditch 8 is pumped to waste water tank 1 by the waste water pipe 2 of getting inserted in foundation ditch 8;
C. when waste water in foundation ditch 8 is drained or in waste water tank 1, liquid level reaches the first liquid level sensor 6 setting value, drain solenoid valve 31 and atmospheric valve 51 are opened, and vacuum solenoid 41 cuts out, and waste water relies on dredge pump 12 to be discharged to gutter or waste water well by grid 11.
Embodiment 5
The drainage plant at low-lying place, a kind of underground building, as shown in Figure 2, comprise waste water tank 1, be provided with on the upside of waste water tank 1 and get waste water pipe 2, be provided with gutter 3 bottom waste water tank 1, gutter 3 is provided with drain solenoid valve 31, waste water tank 1 top is provided with the first pipeline 4 be connected with vacuum pump, first pipeline 4 is provided with minipump 41, and waste water tank 1 top is also provided with the second pipe 5 communicated with air, and second pipe 5 is provided with atmospheric valve 51; Be provided with the first liquid level sensor 6 inside waste water tank 1, inside waste water tank 1, be provided with grid 11, be fixed on bottom grid 11 bottom waste water tank 1.Getting waste water pipe 2 leads in foundation ditch 8, is provided with the second liquid level sensor 7 in foundation ditch 8.The waste water tank that waste water tank 1 is made for steel plate.Waste water tank 1 wall thickness is more than or equal to 5 millimeters.
The water discharge method at low-lying place, underground building, uses the drainage plant at low-lying place, above-mentioned underground building, comprises the following steps,
A. waste water pipe 2 is got and the second liquid level sensor 7 inserts bottom foundation ditch 8;
B. when the water level in foundation ditch 8 reaches the setting value of the second liquid level sensor 7, drain solenoid valve 31 and atmospheric valve 51 are closed, and minipump 41 is opened, and waste water in foundation ditch 8 is pumped to waste water tank 1 by the waste water pipe 2 of getting inserted in foundation ditch 8;
C. when waste water in foundation ditch 8 is drained or in waste water tank 1, liquid level reaches the first liquid level sensor 6 setting value, drain solenoid valve 31 and atmospheric valve 51 are opened, and minipump 41 is closed, and waste water relies on dredge pump 12 to be discharged to gutter or waste water well by grid 11.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.

Claims (8)

1. the drainage plant at low-lying place, a underground building, it is characterized in that: comprise waste water tank (1), waste water tank (1) upside is provided with gets waste water pipe (2), waste water tank (1) bottom is provided with gutter (3), gutter (3) is provided with drain solenoid valve (31), waste water tank (1) top is provided with the first pipeline (4) be connected with vacuum pump, first pipeline (4) is provided with vacuum solenoid or minipump (41), waste water tank (1) top is also provided with the second pipe (5) communicated with air, second pipe (5) is provided with atmospheric valve (51), waste water tank (1) inner side is provided with the first liquid level sensor (6), and waste water tank (1) inner side is provided with grid (11), and grid (11) bottom is fixed on waste water tank (1) bottom.
2. the drainage plant at low-lying place, underground building according to claim 1, is characterized in that: get waste water pipe (2) and lead in foundation ditch (8), be provided with the second liquid level sensor (7) in foundation ditch (8).
3. the drainage plant at low-lying place, underground building according to claim 2, is characterized in that: the waste water tank that waste water tank (1) is made for steel plate.
4. the drainage plant at low-lying place, underground building according to claim 3, is characterized in that: waste water tank (1) wall thickness is more than or equal to 5 millimeters.
5. the water discharge method at low-lying place, underground building, uses one's power and requires the drainage plant at low-lying place, the underground building described in 4, it is characterized in that: comprise the following steps,
A. waste water pipe (2) and the second liquid level sensor (7) insertion foundation ditch (8) bottom is got;
B. when the water level in foundation ditch (8) reaches the setting value of the second liquid level sensor (7), drain solenoid valve (31) and atmospheric valve (51) are closed, vacuum solenoid or minipump (41) are opened, and foundation ditch (8) interior waste water is pumped to waste water tank (1) by the waste water pipe (2) of getting inserted in foundation ditch (8);
C. when waste water in foundation ditch (8) is drained or in waste water tank (1), liquid level reaches the first liquid level sensor (6) setting value, drain solenoid valve (31) and atmospheric valve (51) are opened, vacuum solenoid or minipump (41) are closed, and waste water is discharged afterwards by grid (11).
6. the water discharge method at low-lying place, underground building according to claim 5, is characterized in that: in step C, and waste water relies on gravity to discharge by grid (11).
7. the water discharge method at low-lying place, underground building according to claim 5, is characterized in that: in step C, and waste water relies on gravity to be discharged to gutter or waste water well.
8. the water discharge method at low-lying place, underground building according to claim 5, is characterized in that: in step C, and waste water is discharged to gutter or waste water well by dredge pump (12).
CN201510494480.6A 2015-08-12 2015-08-12 Drainage equipment and method for low-lying position of underground building Pending CN105064486A (en)

Priority Applications (1)

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CN201510494480.6A CN105064486A (en) 2015-08-12 2015-08-12 Drainage equipment and method for low-lying position of underground building

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107460936A (en) * 2017-09-22 2017-12-12 陕西路盾公路工程有限公司 Equipment for clearing up low-lying place's rainwater
CN111877380A (en) * 2020-06-28 2020-11-03 中国二十冶集团有限公司 Drainage structure of cyclone tank open caisson

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107460936A (en) * 2017-09-22 2017-12-12 陕西路盾公路工程有限公司 Equipment for clearing up low-lying place's rainwater
CN107460936B (en) * 2017-09-22 2018-06-22 李建勋 For clearing up the equipment of low-lying place's rainwater
CN111877380A (en) * 2020-06-28 2020-11-03 中国二十冶集团有限公司 Drainage structure of cyclone tank open caisson

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Application publication date: 20151118

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