CN209368837U - Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system - Google Patents
Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system Download PDFInfo
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- CN209368837U CN209368837U CN201822062550.2U CN201822062550U CN209368837U CN 209368837 U CN209368837 U CN 209368837U CN 201822062550 U CN201822062550 U CN 201822062550U CN 209368837 U CN209368837 U CN 209368837U
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Abstract
It is backfilling and compacted the utility model discloses a kind of excavation of foundation pit and precipitation recharge water resource comprehensive cyclic utilization system, it is characterised by comprising: foundation pit groove, backfill, well-point pipe, water header, vacuum mainframe, flow pipe, top is provided with water inlet, bottom is provided with the first water outlet, top side wall is provided with the main water tank of the second water outlet, it is used to support the support of main water tank and secondary water tank, dispatch tube, at least one secondary water tank, it is arranged on secondary water tank for for engineering construction or facility water, the cycling use of water interface of municipal fire system water, effluent switch on cycling use of water interface is set, recharge pipe, frequency conversion force (forcing) pump on recharge pipe is set, it is laid in the leak conduit net of foundation pit groove two sides.The well-points dewatering of foundation pit is used for that trench backfill to be poured water, water shakes sand puddled backfill and engineering construction or facility water, municipal fire system water by the utility model, and water resource is made to have obtained comprehensive cyclic utilization.
Description
Technical field
The utility model belongs to construction engineering technical field, and in particular to a kind of excavation of foundation pit is backfilling and compacted and precipitation recharge
Water resource comprehensive cyclic utilization system.
Background technique
Well-points dewatering is to bury a certain number of filter pipes (well) before excavation of foundation pit in foundation pit groove surrounding, utilize pumping
Wetting system, which draws water, reduces Water Level in Foundation Pit by the method for reaching dry work.In nearly river municipal pipeline groove (foundation pit) work progress
Piping, quicksand etc. are frequently encountered because the problem of caused by seepage deformation, leads to pipeline groove constructional difficulties.Using well-points dewatering side
Method can achieve dry work, guarantee the smooth excavation of groove (foundation pit).And water shakes a kind of technique that sand is compacting foundation, refers to
Water is injected into trench backfill soil, the compacted backfill under the effect of vibrating of the downward seepage flow force-summing device of water flow is now applied to
Trench backfill compacting.
Conventional well-points dewatering technique is difficult to effectively be recycled after coming in groundwater mining, and is shaken using water
Water is constantly injected when sand compacted backfill into soil, such one note of a row certainly will will cause the waste of great lot of water resources.Together
When cause outside groove ground settlement to aggravate due to rapid, high volume groundwater abstraction, also influence periphery water system recharge connection balance, break
Bad periphery ecological environment, causes project progress and seriously lags.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of water resource integrated treatment cyclic utilization system, by foundation pit
Well-points dewatering for trench backfill is poured water, water shakes sand puddled backfill and engineering construction or facility water, municipal fire system use
Water makes water resource obtain most effective utilization.
The utility model is achieved through the following technical solutions.
Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, characterized by comprising: foundation pit
Groove, backfill, well-point pipe, water header, vacuum mainframe, flow pipe, top is provided with water inlet, bottom is provided with first and goes out
The mouth of a river, top side wall are provided with the main water tank of the second water outlet, are used to support the support of main water tank and secondary water tank, pass
Pipe is sent, at least one secondary water tank is arranged on secondary water tank for for engineering construction or facility water, municipal fire system
The system cycling use of water interface of water, is arranged in the effluent switch on cycling use of water interface, the change on recharge pipe is arranged in recharge pipe
Frequency force (forcing) pump is laid in the leak conduit net of foundation pit groove two sides；
The well-point pipe is embedded to underground aquifers according to certain spacing along foundation pit groove two sides；The one of the water header
End is connect with well-point pipe, the other end accesses the water inlet of vacuum mainframe；The water outlet of the vacuum mainframe passes through flow pipe and master
Water inlet at the top of water tank is connected；The bottom phase that second water outlet of the main water tank passes through dispatch tube and secondary water tank
Even；First water outlet of the main water tank is connected to by being provided with the recharge pipe of frequency conversion force (forcing) pump with leak conduit net.
As optimal technical scheme, the support is bar chair.
As optimal technical scheme, the terrain clearance of the main water tank is 1000~1500mm, the secondary water tank
Terrain clearance it is 600mm smaller than the terrain clearance of main water tank.
As optimal technical scheme, the main water tank and secondary water tank are all made of recyclable stainless steel water
Case.
As optimal technical scheme, the main water tank uses the water tank of same volume with secondary water tank；It is described true
The odd-numbered day maximum displacement of empty host, the volume of secondary water tank and quantity meet following requirements:
Wherein V is the volume of secondary water tank, and Q is the odd-numbered day maximum displacement of vacuum mainframe, and n is the number of secondary water tank
Amount.
As optimal technical scheme, the leak conduit net uses the pipeline of Φ 15cm, and every 8~15cm on pipeline
Uniformly distributed diameter is the discharge orifice of 0.8~1.5cm, and filter screen is wrapped up at discharge orifice.
The utility model the utility model has the advantages that
1) excavation of foundation pit well-points dewatering is shaken sand compacting with backfill water filling water and combined by this system, draws water and recharge, not only
Trench backfill is tamped, well point Water Spreading to surrounding formations is also maintained to the balance of water system supply, has reached the mesh of water circulation use
's；
2) one second level water tank of this system setting, which can be stablized to water, shakes sand stable water supply, or other work progress
Offer water；
3) this system is made using ordinary elements, and installing and dismounting is simple, and the components such as water tank, pressure-type shower head pipeline net return
It is high to receive producing level, reduces use cost, the sexual valence of resource circulation utilization is relatively high.
Detailed description of the invention
Fig. 1 is the facade structures figure of the utility model water resource comprehensive cyclic utilization system；
Fig. 2 is the plane structure chart of the utility model water resource comprehensive cyclic utilization system；
Fig. 3 is the schematic diagram that the utility model water resource recycles；
The meaning respectively identified in above-mentioned figure are as follows: 1- foundation pit groove, 2- backfill, 3- well-point pipe, 4- water header, 5- vacuum
Host, 6- flow pipe, the main water tank of 7-, 71- water inlet, the first water outlet of 72-, the second water outlet of 73-, 8- leak conduit net,
81- discharge orifice, 9- support, 10- dispatch tube, 11- grade water tank, 12- cycling use of water interface, 13- effluent switch, 14- recharge
Pipe, 15- frequency conversion force (forcing) pump.
Specific embodiment
The utility model is described further in the form of specific embodiment with reference to the accompanying drawing, it is pointed out that with
Lower embodiment is only the indicative explaination that the form to enumerate does the utility model, but the protection scope of the utility model
It is not limited to that, all those skilled in the art equivalent are replaced with the spirit of the utility model to what the utility model was done
It changes and each falls within the protection scope of the utility model.
Embodiment
Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, please refers to Fig. 1, Fig. 2, packet
Include: foundation pit groove 1, backfill 2, well-point pipe 3, water header 4, vacuum mainframe 5, flow pipe 6, top be provided with water inlet 71,
Bottom is provided with the first water outlet 72, top side wall is provided with the main water tank 7 of the second water outlet 73, is used to support main water tank
7 and secondary water tank 11 support 9, dispatch tube 10, at least one secondary water tank 11, setting is used on secondary water tank 11
For engineering construction or the cycling use of water interface 12 of facility water, municipal fire system water, it is arranged on cycling use of water interface 12
Effluent switch 13, recharge pipe 14 is arranged in the frequency conversion force (forcing) pump 15 on recharge pipe 14, is laid in letting out for 1 two sides of foundation pit groove
Flow grid 8；
Well-point pipe 3 is embedded to underground aquifers according to certain spacing along 1 two sides of foundation pit groove；One end of water header 4 with
The connection of well-point pipe 3, the other end access the water inlet of vacuum mainframe 5；The water outlet of vacuum mainframe 5 passes through flow pipe 6 and main water storage
The water inlet 72 at 7 top of case is connected；The bottom that second water outlet 73 of main water tank 7 passes through dispatch tube 10 and secondary water tank 11
It is connected；First water outlet 72 of main water tank 7 is connected by the recharge pipe 14 and leak conduit net 8 for being provided with frequency conversion force (forcing) pump 15
It is logical；
By above-mentioned water resource comprehensive cyclic utilization system, Fig. 1, Fig. 2, Fig. 3 are please referred to, can aspirate ground by well-point pipe 3
It is lauched, carries out vacuum well-point dewatering, reduce Water Level in Foundation Pit, achieve the purpose that dry work；It is aspirated simultaneously by well-point pipe 3
Underground water converges to main water tank 7 through water header 4；The water in main water tank 7 is stored in by frequency conversion force (forcing) pump 15, is successively passed through
First water outlet 72, recharge pipe 14 are pumped to leak conduit net 8 and carry out recharge, pour water for trench backfill, water is shaken sand and tamped back
It fills out；In addition, water can also be inputted secondary water storage by dispatch tube 10 through the second water outlet 73 by the water being stored in main water tank 7
In case 11, engineering construction or construction equipment (such as mixed mud blender, mixed mud watering guarantor can access by cycling use of water interface 12
Support equipment etc.) and municipal fire system, for guaranteeing water for engineering construction or facility water, municipal fire system water
The effective use of resource.
Further, in the present embodiment, support 9 is bar chair.
Further, can flow automatically after being filled for the water for making main water tank 7 into secondary water tank 11, the present embodiment
In, the terrain clearance of main water tank 7 is 1000~1500mm, and the terrain clearance of secondary water tank 11 is more liftoff than main water tank 7
Highly small 600mm passes through in this way under the stable case for keeping water level using the height difference of main water tank 7 and secondary water tank 11
Dispatch tube 10 supplies water to secondary water tank 11.
Further, in the present embodiment, main water tank 7 and secondary water tank 11 are all made of recyclable stainless steel water
Case, it is convenient to dismantle reduction scene, reduce use cost.
Further, in the present embodiment, main water tank 7 and secondary water tank 11 are using the water tank of same volume；Vacuum
The odd-numbered day maximum displacement of host 5, the volume of secondary water tank 11 and quantity meet following requirements:
Wherein V is the volume of secondary water tank 11, and Q is the odd-numbered day maximum displacement of vacuum mainframe 5, and n is secondary water tank
11 quantity.
Further, in the present embodiment, leak conduit net 8 uses the pipeline of Φ 15cm, equal every 8~15cm on pipeline
It is even to lay the discharge orifice 81 that diameter is 0.8~1.5cm, and filter screen is wrapped up at discharge orifice 81, to prevent silt blocking filtering
Hole；Leak conduit net 16 is fixed with reinforcing bar is laid in groove two sides, to prevent pipeline from tumbling in hole；Leak conduit net 16 can benefit
With water speed and the water yield out of the pump pressure controlled discharge grid of frequency conversion force (forcing) pump 15, it is ensured that the backfill of every layer of groove is all infused
Water is full；
In addition, the jointing of pipeline blocks connector hole with glue in this system, connecting portion is fettered with film again, is prevented
Water effect is sent in only gas leakage effect water outlet.
Claims (6)
1. excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, characterized by comprising: foundation pit ditch
Slot (1), backfill (2), well-point pipe (3), water header (4), vacuum mainframe (5), flow pipe (6), top is provided with water inlet
(71), bottom is provided with the first water outlet (72), top side wall is provided with the main water tank (7) of the second water outlet (73), is used for
Support the support (9) of main water tank (7) and secondary water tank (11), dispatch tube (10), at least one secondary water tank (11), if
It sets on secondary water tank (11) for the cycling use of water interface for engineering construction or facility water, municipal fire system water
(12), the effluent switch (13) being arranged on cycling use of water interface (12), recharge pipe (14), the change being arranged on recharge pipe (14)
Frequency force (forcing) pump (15) is laid in the leak conduit net (8) of foundation pit groove (1) two sides；
The well-point pipe (3) is embedded to underground aquifers according to certain spacing along foundation pit groove (1) two sides；The water header
(4) one end is connect with well-point pipe (3), the other end accesses the water inlet of vacuum mainframe 5；The water outlet of the vacuum mainframe 5 is logical
Flow pipe (6) is crossed to be connected with the water inlet (72) at the top of main water tank (7)；The second water outlet (73) of the main water tank (7)
It is connected by dispatch tube (10) with the bottom of secondary water tank (11)；The first water outlet (72) of the main water tank (7) passes through
The recharge pipe (14) for being provided with frequency conversion force (forcing) pump (15) is connected to leak conduit net (8)；The leak conduit net (8) is on pipeline
Every the discharge orifice (81) that the uniformly distributed diameter of 8~15cm is 0.8~1.5cm, and filter screen is wrapped up at discharge orifice (81).
2. excavation of foundation pit as described in claim 1 is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, special
Sign is that the support (9) is bar chair.
3. excavation of foundation pit as described in claim 1 is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, special
Sign is that the terrain clearance of the main water tank (7) is 1000~1500mm, the terrain clearance ratio of the secondary water tank (11)
The small 600mm of terrain clearance of main water tank (7).
4. excavation of foundation pit as described in claim 1 is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, special
Sign is that the main water tank (7) and secondary water tank (11) are all made of recyclable stainless steel water tank.
5. excavation of foundation pit as described in claim 1 is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system, special
Sign is, the main water tank (7) and secondary water tank (11) use the water tank of same volume；The vacuum mainframe (5)
Odd-numbered day maximum displacement, the volume of secondary water tank (11) and quantity meet following requirements:
Wherein V is the volume of secondary water tank (11), and Q is the odd-numbered day maximum displacement of vacuum mainframe (5), and n is secondary water tank
(11) quantity.
6. the excavation of foundation pit as described in Claims 1 to 5 is any is backfilling and compacted and precipitation recharge water resource comprehensive recycles and is
System, which is characterized in that the leak conduit net (8) uses the pipeline of Φ 15cm, uniformly distributed straight every 8~15cm on pipeline
Diameter is the discharge orifice (81) of 0.8~1.5cm, and filter screen is wrapped up at discharge orifice (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062550.2U CN209368837U (en) | 2018-12-10 | 2018-12-10 | Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062550.2U CN209368837U (en) | 2018-12-10 | 2018-12-10 | Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system |
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| Publication Number | Publication Date |
|---|---|
| CN209368837U true CN209368837U (en) | 2019-09-10 |
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ID=67831948
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| CN201822062550.2U Active CN209368837U (en) | 2018-12-10 | 2018-12-10 | Excavation of foundation pit is backfilling and compacted and precipitation recharge water resource comprehensive cyclic utilization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197478A (en) * | 2021-12-28 | 2022-03-18 | 安徽重标建筑工程有限公司 | Auxiliary device applied to foundation pit dewatering construction and working method thereof |
-
2018
- 2018-12-10 CN CN201822062550.2U patent/CN209368837U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197478A (en) * | 2021-12-28 | 2022-03-18 | 安徽重标建筑工程有限公司 | Auxiliary device applied to foundation pit dewatering construction and working method thereof |
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