CN204435399U - Gas-water separation well-points dewatering device - Google Patents
Gas-water separation well-points dewatering device Download PDFInfo
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- CN204435399U CN204435399U CN201520078175.4U CN201520078175U CN204435399U CN 204435399 U CN204435399 U CN 204435399U CN 201520078175 U CN201520078175 U CN 201520078175U CN 204435399 U CN204435399 U CN 204435399U
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Abstract
The utility model discloses a kind of gas-water separation well-points dewatering device, comprise water tank, gas outlet is located at the top of water tank, extraction sector is installed in gas outlet, extraction sector comprises vacuum air pump and float valve, vacuum air pump is located at the outside of gas outlet, and its extract opening is communicated with gas outlet, and float valve is arranged on the inner side of gas outlet; Delivery port connects the submersible pump being located at water tank bottom; Water tank outside is provided with separating and filtering mechanism, comprise the housing of tubular, housing bottom is provided with blow-off pipe, its top is provided with the communicating pipe communicated with water tank upper, is provided with separation chamber in housing, is provided with shower nozzle in separation chamber, shower nozzle is communicated with water inlet pipe, the rear of shower nozzle is provided with separation web plate, and be separated web plate and be vertically fixed in inner walls, outlet pipe is communicated with water inlet.Underground water can be realized gas-water separation preferably by the utility model before entering submersible pump, the impurity contained in filtered water, avoids cavitating and wearing and tearing the damage caused submersible pump, reduces the use cost of well-points dewatering.
Description
Technical field
The utility model relates to open caisson technical field of drainage, particularly relates to a kind of gas-water separation well-points dewatering device.
Background technology
In the foundation pit construction of civil engineering, in order to dewatering, usually foundation ditch surrounding is provided with dewatering well, downcast well pipe is furnished with in dewatering well, recycling pumping equipment externally discharges, and makes construction invariably can descend water mitigation, improves workmanship and ensures construction safety.Pumping equipment many employings water pump, the be in operation air easily carried secretly by underground water and silt cause cavitation erosion and wearing and tearing, often need repairing and change, adding the cost of construction.
Utility model content
The utility model provides a kind of gas-water separation well-points dewatering device, in order to solve defect of the prior art, underground water can be realized gas-water separation preferably by it before entering water pump, the impurity contained in filtered water, improve the application life of water pump, reduce the use cost of well-points dewatering.
The utility model is achieved by the following technical programs:
Gas-water separation well-points dewatering device, comprises water tank, and water tank is provided with water inlet, delivery port and gas outlet; Described gas outlet is located at the top of water tank, and extraction sector is installed in gas outlet, and described extraction sector comprises vacuum air pump and float valve, and vacuum air pump is located at the outside of gas outlet, and its extract opening is communicated with gas outlet, and float valve is arranged on the inner side of gas outlet; Described delivery port connects the submersible pump being located at water tank bottom; Described water tank outside is provided with separating and filtering mechanism, separating and filtering mechanism comprises the housing of tubular and the water inlet pipe be located on housing and outlet pipe, housing bottom is provided with blow-off pipe, its top is provided with the communicating pipe communicated with water tank upper, is provided with separation chamber in housing, and the inherent outer casing inner wall in described separation chamber is provided with shower nozzle, shower nozzle is communicated with water inlet pipe, the rear of shower nozzle is provided with separation web plate, and be separated web plate and be vertically fixed in inner walls, described outlet pipe is communicated with water inlet.
The gas-water separation well-points dewatering device that the utility model provides, can be used for the foundation pit dewatering in ground works, groundsill and foundation engineering construction.Underground water enters separation chamber from the water inlet pipe of separating and filtering mechanism, sprinkler in separated filter mechanism to separation web plate on, current are by refinement and segmentation, the gas carried secretly is precipitated, and is discharged into the top of water tank from the communicating pipe on separate housing top, and the silt contained in underground water is through being separated the filtration of web plate, because its weight is larger, entered blow-off pipe by heavy collection to bottom, the outlet of blow-off pipe can be provided with stop valve, by artificial or regularly externally discharge automatically.In extraction sector, vacuum air pump can extract the gas in water tank, reduce the air pressure in water tank, underground water is inhaled into from water inlet through separating and filtering mechanism, the underground water entered in water tank is extracted by submersible pump and is disposed to outside dewatering well, and the gas being pooled to water tank upper is drawn to outside water tank by vacuum air pump.When the water level in water tank is full of, gas outlet is closed by the float valve be located at inside gas outlet, and vacuum air pump quits work; When the gas in underground water is separated and rise to tank top, the water level in water tank is reduced, and float valve leaves gas outlet, vacuum air pump is started working, and circulates according to this, is realized preferably by the gas in underground water being separated, improve the application life of water pump, reduce the fault rate of equipment.
In order to realize the purpose of this utility model further, can also by the following technical programs:
Described separation web plate is that multilayer is arranged.The shower nozzle being furnished with multilayer in described separation chamber be separated web plate.Described water inlet pipe is communicated with downcast well pipe, and described delivery port is communicated with the drain pipe drained into by underground water outside dewatering well.Described outlet pipe extends the bottom of water tank, and its end opening is higher than the import of submersible pump.The import of described submersible pump is provided with strainer, and the water tank wall at submersible pump position is provided with inspection manhole.
The utility model has the advantages that:
1, underground water is before entering water tank, first carries out first time gas-water separation fast through separating and filtering mechanism, after entering water tank, can also carry out second time gas-water separation, make the better effects if of gas-water separation.
2, extraction sector can get rid of the gas in water tank, and reduces the pressure in water tank, is sucked by underground water from water inlet, reduces energy consumption.
3, the silt contained in underground water, through being separated after web plate by heavy collection to the bottom of separating and filtering mechanism, being discharged by blow-off pipe, is alleviated the wearing and tearing to submersible pump blade.
4, the float valve inside gas outlet according to the height of high water tank, automatically realize the closedown to gas outlet and unlatching, and vacuum air pump can realize coordinated operation, controls simple and reliable, using electricity wisely.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model gas-water separation well-points dewatering device embodiment; The structural representation of Tu2Shi Tu1Zhong separating and filtering mechanism; Fig. 3 is the utility model gas-water separation well-points dewatering device using state figure.
Reference numeral: 1, water tank; 2, water inlet; 3, delivery port; 4, gas outlet; 5, vacuum air pump; 6, float valve; 7, submersible pump; 8, housing; 9, water inlet pipe; 10, outlet pipe; 11, blowoff valve; 12, separation chamber; 13, shower nozzle; 14, web plate is separated; 15, downcast well pipe; 16, drain pipe; 17, strainer; 18, access-hole plate; 19, communicating pipe.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of the utility model gas-water separation well-points dewatering device embodiment, the structural representation of Tu2Shi Tu1Zhong separating and filtering mechanism, and Fig. 3 is the utility model gas-water separation well-points dewatering device using state figure.The present embodiment gas-water separation well-points dewatering device, comprises water tank 1 as Figure 1-3, and water tank 1 is provided with water inlet 2, delivery port 3 and gas outlet 4; Gas outlet 4 is located at the top of water tank 1, and extraction sector is installed in gas outlet 4, and extraction sector comprises vacuum air pump 5 and float valve 6, and vacuum air pump 5 is located at the outside of gas outlet 4, and its extract opening is communicated with gas outlet 4, and float valve 5 is arranged on the inner side of gas outlet 4; Delivery port 3 connects the submersible pump 7 being located at water tank 1 bottom; Water tank 1 outside is provided with separating and filtering mechanism, separating and filtering mechanism comprises the housing 8 of tubular and the water inlet pipe 9 be located on housing 8 and outlet pipe 10, blow-off pipe 11 is provided with bottom housing 8, its top is provided with the communicating pipe 19 communicated with water tank 1 top, separation chamber 12 is provided with in housing 8, separation chamber 12 inherent shell 8 inwall is provided with shower nozzle 13, shower nozzle 13 is communicated with water inlet pipe 9, the rear of shower nozzle 13 is provided with and is separated web plate 14, be separated web plate 14 to be vertically fixed on housing 8 inwall, outlet pipe 10 is communicated with water inlet 2.
As shown in figures 1 and 3, the gas-water separation well-points dewatering device that the present embodiment provides, can be used for the foundation pit dewatering in ground works, groundsill and foundation engineering construction.Underground water enters separation chamber 12 from the water inlet pipe 9 of separating and filtering mechanism, shower nozzle 13 in separated filter mechanism is sprayed onto and is separated on web plate 14, current are by refinement and segmentation, the gas carried secretly is precipitated, the top of water tank 1 is discharged into from the communicating pipe 19 on housing 8 top, the silt contained in underground water is through being separated the filtration of web plate 14, because its weight is larger, blow-off pipe 11 is entered by bottom heavy collection to housing 8, the outlet of blow-off pipe 11 can be provided with stop valve, by artificial or regularly externally discharge automatically.In extraction sector, vacuum air pump 5 can extract the gas in water tank 1, reduce the air pressure in water tank 1, underground water is inhaled into from water inlet 2 through separating and filtering mechanism, the underground water entered in water tank 1 is extracted by submersible pump 7 and is disposed to outside dewatering well, and the gas being pooled to water tank 1 top is drawn to outside water tank 1 by vacuum air pump 5.When the water level in water tank 1 is full of, gas outlet 3 is closed by the float valve 6 be located at inside gas outlet 4, and vacuum air pump 5 quits work; When the gas in underground water is separated and rise to water tank 1 top, the water level in water tank 1 is reduced, and float valve 6 leaves gas outlet 4, vacuum air pump 5 is started working, and circulates according to this, is realized preferably by the gas in underground water being separated, improve the application life of submersible pump, reduce the fault rate of equipment.
Further, as shown in Figure 2, web plate 14 is separated in the present embodiment for multilayer layout.The shower nozzle 13 being furnished with multilayer in separation chamber 12 be separated web plate 14.Adopt multilayer shower nozzle 13 and be separated web plate 14 structure and layout, the gas that underground water contains being separated with the silt carried secretly, strengthening its separating effect.
Further, as shown in Figure 3, the water inlet pipe 9 of the present embodiment is communicated with downcast well pipe 15, and delivery port 3 is communicated with the drain pipe 16 drained into by underground water outside dewatering well.Usually in dewatering well, be provided with many downcast well pipes, water inlet pipe 9 plays the effect of header, and is discharged into outside dewatering well by drain pipe 16, improves the efficiency of precipitation, ensures the safety of construction.Outlet pipe 10 extends the bottom of water tank 1, and its end opening is higher than the import of submersible pump 7.The end opening of outlet pipe 10 being arranged to the import higher than submersible pump 7, being conducive to better gas-water separation, avoid the water entered in water tank 1 from outlet pipe 10 directly to be taken away, there is not idle running in protection submersible pump 7.
Based on such scheme, optionally, as shown in Figure 1, the present embodiment is provided with strainer 17 in the import of submersible pump 7, and water tank 1 wall at submersible pump 7 position is provided with inspection manhole 18.Can further improve the safe handling of submersible pump 7, and easily maintenance is carried out to submersible pump 7 and strainer 17 by inspection manhole 18.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. gas-water separation well-points dewatering device, is characterized in that, comprises water tank (1), and water tank (1) is provided with water inlet (2), delivery port (3) and gas outlet (4), described gas outlet (4) is located at the top of water tank (1), (4) install extraction sector in gas outlet, described extraction sector comprises vacuum air pump (5) and float valve (6), vacuum air pump (5) is located at the outside of gas outlet (4), its extract opening is communicated with gas outlet (4), and float valve (6) is arranged on the inner side of gas outlet (4), described delivery port (3) connects the submersible pump (7) being located at water tank (1) bottom, described water tank (1) outside is provided with separating and filtering mechanism, separating and filtering mechanism comprises the housing (8) of tubular and the water inlet pipe (9) be located on housing (8) and outlet pipe (10), housing (8) bottom is provided with blow-off pipe (11), its top is provided with the communicating pipe (19) communicated with water tank (1) top, separation chamber (12) is provided with in housing (8), described separation chamber (12) inherent outer casing inner wall is provided with shower nozzle (13), shower nozzle (13) is communicated with water inlet pipe (9), the rear of shower nozzle (13) is provided with and is separated web plate (14), being separated web plate (14) is vertically fixed on housing (8) inwall, described outlet pipe (10) is communicated with water inlet (2).
2. gas-water separation well-points dewatering device according to claim 1, is characterized in that, described separation web plate (14) is multilayer layout.
3. gas-water separation well-points dewatering device according to claim 1, is characterized in that, the shower nozzle (13) being furnished with multilayer in described separation chamber (12) be separated web plate (14).
4. gas-water separation well-points dewatering device according to claim 1, is characterized in that, described water inlet pipe (9) is communicated with downcast well pipe (15), and described delivery port (3) is communicated with the drain pipe (16) drained into by underground water outside dewatering well.
5. gas-water separation well-points dewatering device according to claim 1, is characterized in that, described outlet pipe (10) extends the bottom of water tank (1), and its end opening is higher than the import of submersible pump (7).
6. gas-water separation well-points dewatering device according to claim 1, is characterized in that, the import of described submersible pump (7) is provided with strainer (17), and water tank (1) wall at submersible pump (7) position is provided with inspection manhole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078175.4U CN204435399U (en) | 2015-02-04 | 2015-02-04 | Gas-water separation well-points dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078175.4U CN204435399U (en) | 2015-02-04 | 2015-02-04 | Gas-water separation well-points dewatering device |
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| Publication Number | Publication Date |
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| CN204435399U true CN204435399U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520078175.4U Expired - Fee Related CN204435399U (en) | 2015-02-04 | 2015-02-04 | Gas-water separation well-points dewatering device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152500A (en) * | 2021-01-04 | 2021-07-23 | 中国建筑土木建设有限公司 | Lake-facing deep foundation pit dewatering device and construction method thereof |
| CN113605424A (en) * | 2021-05-07 | 2021-11-05 | 上海洋源建设发展有限公司 | Dewatering well drainage device that catchments |
-
2015
- 2015-02-04 CN CN201520078175.4U patent/CN204435399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152500A (en) * | 2021-01-04 | 2021-07-23 | 中国建筑土木建设有限公司 | Lake-facing deep foundation pit dewatering device and construction method thereof |
| CN113605424A (en) * | 2021-05-07 | 2021-11-05 | 上海洋源建设发展有限公司 | Dewatering well drainage device that catchments |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160204 |