CN216865384U - Drainage structure for surface drainage of foundation - Google Patents
Drainage structure for surface drainage of foundation Download PDFInfo
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- CN216865384U CN216865384U CN202220032520.0U CN202220032520U CN216865384U CN 216865384 U CN216865384 U CN 216865384U CN 202220032520 U CN202220032520 U CN 202220032520U CN 216865384 U CN216865384 U CN 216865384U
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Abstract
The present invention provides a drainage structure for draining the surface of a foundation, comprising: a plurality of water collecting wells arranged on the foundation at intervals; a sedimentation tank arranged on the foundation; a plurality of first drainage ditches communicated with the plurality of water collecting wells; a plurality of second drainage ditches for communicating the sedimentation tank with the water collecting well close to the sedimentation tank; the system comprises a foundation, a plurality of first siphons, a plurality of second siphons, a plurality of third siphons and a plurality of fourth siphons, wherein the first siphons are buried in the foundation and are used for conducting two adjacent water collecting wells; and a plurality of second siphons which are buried in the foundation and are used for conducting the sedimentation tank and the water collecting well close to the sedimentation tank, wherein one end of each second siphon stretches into the bottom of the water collecting well close to the sedimentation tank, and the other end of each second siphon stretches into the side part of the sedimentation tank. The utility model avoids the sedimentation of silt and silt in the drainage ditch and the water collecting well, and a constructor only needs to clean the sedimentation tank regularly, thereby not only maintaining the environment of the construction site, but also improving the environment tidiness of the construction site.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a drainage structure for draining water on the surface of a foundation.
Background
The drainage of the existing construction site is generally performed by adopting a large-area slope, so that the accumulated water in the actual dry site can flow out, but the mode is difficult to use in the complex construction environment, the drainage in the complex construction environment is usually performed by digging a water collecting well and a drainage ditch, the accumulated water can flow into the water collecting well, the accumulated water naturally settles and then reaches the drainage effect, along with the accumulation of the accumulated water, a large amount of sludge is usually accumulated in the drainage ditch and the water collecting well, the natural settling time of the rainwater in the water collecting well is long, the rainwater often flows over the top of the drainage ditch and the water collecting well in rainy days, the drainage of the drainage ditch is unsmooth, the accumulated water and the sludge in the drainage ditch and the water collecting well are easy to become smelly and nourish mosquitoes, and a large amount of manpower and time are spent for cleaning the accumulated water and the sludge in the water ditch.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, the utility model provides a drainage system for surface drainage of a foundation, which solves the technical problems of difficult sedimentation of accumulated water and stink accumulated water in the drainage system in the traditional construction.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a drainage structure for draining a surface of a foundation, comprising:
a plurality of water collecting wells arranged on the foundation at intervals;
a sedimentation tank arranged on the foundation;
a plurality of first drainage ditches communicated with the plurality of water collecting wells;
a plurality of second drainage ditches for communicating the sedimentation tank with the water collecting well close to the sedimentation tank;
the system comprises a plurality of first siphons which are buried in a foundation and used for conducting two adjacent water collecting wells, wherein one end of each first siphon extends into the bottom of the water collecting well far away from a sedimentation tank, and the other end of each first siphon extends into the side part of the water collecting well close to the sedimentation tank, so that accumulated water at the bottom of the water collecting well far away from the sedimentation tank flows into the water collecting well close to the sedimentation tank; and
bury underground in the ground and supply to switch on a plurality of second siphons of sedimentation tank and the sump pit that is close to the sedimentation tank, the one end of second siphon stretches into the bottom that is close to the sump pit and the lateral part that the other end stretched into the sedimentation tank to make the ponding that is close to the sump pit bottom flow into the sedimentation tank.
The drainage structure for draining the surface of the foundation according to the present invention is further improved in that the bottom of the first drainage ditch is inclined in a direction close to the sedimentation tank to form a first slope, and the bottom of the second drainage ditch is inclined in a direction close to the sedimentation tank to form a second slope.
The drainage structure for draining the surface of the foundation of the present invention is further improved in that the surface of the foundation is inclined toward the first drainage ditch and the second drainage ditch to form a flow guide surface.
The drainage structure for the surface drainage of the foundation is further improved in that the bottom elevations of the water collecting wells are equal, and the bottom elevation of the sedimentation tank is lower than the bottom elevation of the water collecting well.
The drainage structure for the surface drainage of the foundation is further improved in that the sedimentation tank comprises three unit tanks arranged in parallel, through holes formed between two adjacent unit tanks and a cover plate covering the top surfaces of the unit tanks, and a plurality of second siphon pipes extend into the side walls of the unit tanks on one side.
The drainage structure for draining the surface of the foundation of the present invention is further improved in that the bottom elevation of the through hole near the second siphon pipe is greater than the top elevation of the through hole far from the second siphon pipe, and the bottom elevation of the through hole near the second siphon pipe is lower than the bottom elevation of the sump.
The drainage structure for the surface drainage of the foundation is further improved in that the drainage structure further comprises grates covering the top surfaces of the first drainage ditch and the second drainage ditch, a plurality of drainage holes are formed in the grates at intervals, and surface accumulated water of the foundation flows into the first drainage ditch and the second drainage ditch from the drainage holes.
The drainage structure for the surface drainage of the foundation is further improved in that the drainage structure further comprises a well cover covering the top surface of the water collecting well.
A further improvement of the drainage structure for draining the surface of the foundation of the present invention resides in that the first siphon pipe includes:
the first branch pipe vertically extends into the bottom of the water collecting well far away from the sedimentation tank, and the top end of the first branch pipe is flush with the inner bottom wall of the water collecting well;
the first horizontal pipe is vertically connected to the bottom end of the first branch pipe and is in a horizontal direction, and the first horizontal pipe extends towards the direction close to the other water collecting well of the sedimentation tank;
the first vertical pipe is vertically connected with the end part of the first horizontal pipe, which is far away from the first branch pipe, and extends upwards along the wall of the water collecting well; and
connect in the first vertical pipe keep away from the tip of first horizontal pipe and along the first drainage tube that the extending direction of first ditch set up, the tip that first vertical pipe was kept away from to first drainage tube stretches into the lateral part that is close to the sump pit.
A further improvement of the drainage structure for draining the surface of the foundation of the present invention resides in that the second siphon pipe includes:
the second branch pipe vertically extends into the bottom of the water collecting well close to the sedimentation tank, and the top end of the second branch pipe is flush with the inner bottom wall of the water collecting well;
the second horizontal pipe is vertically connected with the bottom end of the second branch pipe and horizontally extends towards the direction close to the sedimentation tank;
the second vertical pipe is vertically connected with the end part of the second horizontal pipe, which is far away from the second branch pipe, and extends upwards along the wall of the water collecting well; and
and the second drainage pipe is connected to the end part of the second vertical pipe far away from the second horizontal pipe and arranged along the extending direction of the second drainage ditch, and the end part of the second drainage pipe far away from the second vertical pipe extends into the side part of the sedimentation tank.
The drainage structure for draining the surface of the foundation of the utility model is communicated with the water collecting wells through the sedimentation tanks arranged on the foundation and then through the plurality of second drainage ditches, so that the water of the drainage ditches can be continuously guided into the sedimentation tank with large volume after the water collecting wells are filled with accumulated water, the drainage quantity of the drainage structure is improved, and further, the first siphon pipes are arranged among the plurality of water collecting wells for communication, and the second siphon pipes for communication are arranged between the water collecting wells and the sedimentation tank, so that when the liquid level of the sedimentation tank is lower than that of the water collecting wells, the water of the water collecting wells can be guided into the sedimentation tank through siphon phenomenon, and the sludge is deposited at the bottom of the water collecting wells, thereby the sludge is prevented from being accumulated in the water collecting wells, the first drainage ditches and the second drainage ditches, the water quality deterioration caused by long-time uncleanness of the drainage structure in construction sites, even mosquito nourishing, and the normal drainage function of the drainage structure is also improved, the on-site sanitary environment is improved, the investment of on-site sanitary maintenance personnel is reduced, and the green construction efficiency is greatly improved.
Drawings
Fig. 1 is a perspective sectional view of a drainage structure for draining the surface of a foundation according to the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
The correspondence of reference numerals to components is as follows: the device comprises a first drainage ditch 1, a water collecting well 2, a first siphon pipe 3, an extension pipe 31, a second drainage ditch 4, a sedimentation tank 5, a first-level unit tank 51, a second-level unit tank 52, a third-level unit tank 53, a first through hole 54, a second through hole 55, a second siphon pipe 6, a second branch pipe 61, a second horizontal pipe 62, a second vertical pipe 63, a second drainage pipe 64 and a diversion surface 7.
Detailed Description
To facilitate an understanding of the present invention, the following description is made in conjunction with the accompanying drawings and examples.
Referring to fig. 1 to 2, the present invention provides a drainage structure for draining water from a surface of a foundation, including:
a plurality of water collecting wells 2 arranged on the foundation at intervals;
a sedimentation tank 5 arranged on the foundation;
a plurality of first drainage ditches 1 communicated with a plurality of water collecting wells 2;
a plurality of second drainage ditches 4 for communicating the sedimentation tank 5 with the water collecting well 2 close to the sedimentation tank 5;
a plurality of first siphons 3 which are buried in the foundation and are used for conducting two adjacent water collecting wells 2, wherein one end of each first siphon 3 extends into the bottom of the water collecting well 2 far away from the sedimentation tank 5, and the other end of each first siphon extends into the side part of the water collecting well 2 close to the sedimentation tank 5, so that the accumulated water at the bottom of the water collecting well 2 far away from the sedimentation tank 5 flows into the water collecting well 2 close to the sedimentation tank 5; and
bury underground in the ground and supply to lead through sedimentation tank 5 and a plurality of second siphon 6 of the sump 2 that is close to sedimentation tank 5, the one end of second siphon 6 stretches into the bottom that is close to sump 2 of sedimentation tank 5 and the lateral part that the other end stretched into sedimentation tank 5 to make the ponding that is close to sump 2 bottom of sedimentation tank 5 flow into sedimentation tank 5.
Preferably, the volume of the sedimentation basin 5 is much larger than the volume of the water collection wells 2, and taking a drainage structure to excavate two water collection wells 2 and one sedimentation basin 5 as an example, the volume of the sedimentation basin 5 is larger than the volume of four water collection wells 2.
Preferably, sedimentation tank 5 sets up in the border position of construction place, avoids 5 sedimentary silt influences the environment of sedimentation tank, and sedimentation tank 5 is located the border position of construction place and also makes things convenient for constructor to clear up drainage structures under the condition that does not influence the construction.
The utility model provides a drainage structure for draining water on the surface of a foundation, which is communicated with a water collecting well 2 through a sedimentation tank 5 arranged on the foundation and a plurality of second drainage ditches 4, so that the water of the drainage ditches can be continuously guided into the sedimentation tank 5 with large volume after the water collecting well 2 is filled with accumulated water, the drainage quantity of the drainage structure is improved, and further, the first siphon pipes 3 are communicated among a plurality of water collecting wells 2, and the second siphon pipes 6 are communicated between the water collecting wells 2 and the sedimentation tank 5, so that when the liquid level of the sedimentation tank 5 is lower than that of the water collecting wells 2, the water of the water collecting wells 2 can be guided into the sedimentation tank 5 through siphon phenomenon, and sludge is deposited at the bottoms of the water collecting wells 2, thereby the sludge can be introduced into the sedimentation tank 5, the sludge is prevented from being accumulated in the water collecting wells 2, the first drainage ditches 1 and the second drainage ditches 4, the water quality deterioration caused by long-time uncleand drainage structure of a construction site is avoided, even mosquitoes are nourished in summer, the normal drainage function of the drainage structure is also improved, the site sanitary environment is improved, the investment of site environment sanitary maintenance personnel is reduced, and the efficiency of green construction is greatly improved.
The utility model provides a better embodiment of a drainage structure for draining water on the surface of a foundation, wherein the bottom of a first drainage ditch 1 is inclined towards the direction close to a sedimentation tank 5 to form a first slope surface, and the bottom of a second drainage ditch 4 is inclined towards the direction close to the sedimentation tank 5 to form a second slope surface, so that accumulated water can flow towards the sedimentation tank 5 along the first slope surface and the second slope surface, a large amount of accumulated water can flow into the sedimentation tank, the water storage pressure of a water collecting well 2 is reduced, the drainage pressure of a first siphon 3 and a second siphon 6 in the stormy weather is reduced, and the stability of the drainage structure is improved.
Further, the surface of ground inclines in order to form water conservancy diversion face 7 to the direction that is close to first drainage ditch 1 and second drainage ditch 4 to the first drainage ditch 1 of inflow and second drainage ditch 4 that ponding on ground can be smooth avoid ponding to accumulate on ground, have improved the clean and tidy nature of ground construction environment.
Specifically, the bottom elevation of a plurality of sump wells 2 equals, and the bottom elevation of sedimentation tank 5 is less than sump well 2's bottom elevation, sedimentation tank 5's volume has been improved, the liquid level elevation that can keep sedimentation tank 5 for a long time is less than sump well 2's liquid level elevation, make ponding receive atmospheric pressure, flow into the sedimentation tank from first siphon 3 and second siphon 6, the drainage ability of sump well 2 has been improved, avoid ponding to save and produce the mosquito, construction site's neatness has been improved.
Preferably, sump pit 2 can set up a plurality ofly according to the requirement of construction site to improve construction site drainage structures's drainage ability, avoid ponding to accumulate in the construction site, can guarantee the normal clear of construction, improved the efficiency of construction.
Further, as shown in fig. 1, the sedimentation tank 5 includes three unit tanks arranged in parallel, a through hole opened between two adjacent unit tanks, and a cover plate covering the top surfaces of the unit tanks, and a plurality of second siphon pipes 6 extend into the side walls of the unit tanks located at one side.
Preferably, the elevation of the bottom of the through hole close to the second siphon 6 is greater than the elevation of the top of the through hole far from the second siphon 6, and the elevation of the bottom of the through hole close to the second siphon 6 is lower than the elevation of the bottom of the sump 2.
Preferably, two partition walls are built in the sedimentation tank 5 to partition and form a first-stage unit tank 51, a second-stage unit tank 52 and a third-stage unit tank 53, the first-stage unit tank 51 is arranged close to the second siphon 6, a first through hole 54 is formed in the partition wall between the first-stage unit tank 51 and the second-stage unit tank 52, a second through hole 55 is formed in the partition wall between the second-stage unit tank 52 and the third-stage unit tank 53, the first through hole 54 and the second through hole 55 are rectangular, the bottom elevation of the first through hole 54 is greater than the top elevation of the second through hole 55, so that accumulated water and sludge in the water collecting well 2 are firstly discharged into the first-stage unit tank 51, the sludge is settled in the first-stage unit tank 51, upper-layer clear water flows into the second-stage unit tank 52 from the first through hole 54, after the accumulated water is settled in the second-stage sedimentation tank 52, upper-layer clear water flows into the third-stage unit tank 53 from the second through hole 55, and therefore, when the sedimentation tank 5 is cleaned, the cleaning difficulty is reduced.
Furthermore, the water-saving device also comprises grates covering the top surfaces of the first drainage ditch 1 and the second drainage ditch 4, a plurality of drainage holes are arranged at intervals on the grates, and accumulated water on the surface of the foundation flows into the first drainage ditch 1 and the second drainage ditch 4 from the drainage holes.
Further, still including the well lid that covers the top surface of sump pit 2, you face constructor drops to sump pit 2, has improved the security of construction.
Further, as shown in fig. 1 and 2, the first siphon pipe 3 includes:
the first branch pipe vertically extends into the bottom of the water collecting well 2 far away from the sedimentation tank 5, and the top end of the first branch pipe is flush with the inner bottom wall of the water collecting well 2;
the first horizontal pipe is vertically connected to the bottom end of the first branch pipe and is in a horizontal direction, and the first horizontal pipe extends towards the other water collecting well 2 close to the sedimentation tank 5;
the first vertical pipe is vertically connected with the end part of the first horizontal pipe, which is far away from the first branch pipe, and extends upwards along the wall of the water collecting well 2; and
connect in the first vertical pipe keep away from the tip of first horizontal pipe and along the first drainage tube that the extending direction of first ditch 3 set up, the tip that first vertical pipe was kept away from to first drainage tube stretches into the lateral part of the sump 2 that is close to sedimentation tank 5.
Preferably, as shown in fig. 2, the end of the first drainage tube extending into the side of the water collecting well is further connected with an extension tube 31 extending downward along the side wall of the water collecting well 2, so that the accumulated water discharged by the first siphon 3 is prevented from scouring the side wall of the water collecting well 2, the wall of the water collecting well 2 is prevented from being corroded, and the safety of the water collecting well 2 is improved.
Further, the second siphon tube 6 includes:
a second branch pipe 61 vertically extending into the bottom of the water collecting well 2 near the sedimentation tank 5 and having the top end flush with the inner bottom wall of the water collecting well 2;
a second horizontal pipe 62 vertically connected to the bottom end of the second branch pipe 61 and horizontally extending in a direction close to the settling tank 5;
a second vertical pipe 63 vertically connected to an end of the second horizontal pipe 62 remote from the second branch pipe 61 and extending upward along a wall of the sump 2 well; and
and a second draft tube 64 connected to an end of the second vertical tube 63 remote from the second horizontal tube 62 and provided in an extending direction of the second drain 4, an end of the second draft tube 64 remote from the second vertical tube 63 extending into a side of the settling tank 5.
Preferably, the end of the second draft tube 64 extending into the side of the sedimentation tank 5 is further fixedly connected with a third branch tube extending downward along the side wall of the sedimentation tank 5, so as to prevent accumulated water from washing the side wall of the sedimentation tank 5, thereby improving the stability of the sedimentation tank 5.
Preferably, the side walls and the bottom of the first drainage ditch 1, the water collecting well 2, the second drainage ditch 4 and the sedimentation tank 5 are hardened to prevent the accumulated water from rushing down the drainage structure.
Preferably, the turning positions of the first siphon pipe 3 and the second siphon pipe 6 are connected by a bend.
The concrete embodiment of the drainage structure for the surface drainage of the foundation of the utility model is that a construction site needs to be provided with a sedimentation tank 5 as an example, wherein the water collecting wells 2 are radially distributed on the construction site by taking the sedimentation tank 5 as a center, two water collecting wells 2 are arranged on one axial direction, the positions of the water collecting wells 2 and the sedimentation tank 5 to be excavated are carved in the construction site, the soil is excavated downwards at the position corresponding to the water collecting wells 2 to form the water collecting wells 2, the soil is excavated downwards at the position corresponding to the sedimentation tank 5 to form the sedimentation tank 5, the elevation of the bottom of the sedimentation tank 5 is greater than that of the bottom of the water collecting wells 2, and the volume of the sedimentation tank 5 is greater than four times that of the water collecting wells 2;
a first drainage ditch 1 is formed by excavating between two adjacent water collecting wells 2, a second drainage ditch 4 is formed by excavating between the water collecting wells 2 close to the sedimentation tank 5 and the sedimentation tank, the bottom of the first drainage ditch 1 inclines towards the direction close to the sedimentation tank 5 to form a first slope surface, and the bottom of the second drainage ditch 4 inclines towards the direction close to the sedimentation tank 5 to form a second slope surface;
building two partition walls in the sedimentation tank 5 to divide the sedimentation tank 5 into a first-stage unit tank 51, a second-stage unit tank 52 and a third-stage unit tank 53 which are parallel, wherein a rectangular first through hole 54 is formed in the partition wall between the first-stage unit tank 51 and the second-stage unit tank 52, the top elevation of the first through hole 54 is lower than the bottom elevation of the second drainage ditch 4, the bottom elevation is lower than the bottom elevation of the water collecting well 2, a rectangular second through hole 55 is formed in the partition wall between the second-stage unit tank 52 and the third-stage unit tank 53, and the top elevation of the second through hole 55 is lower than the bottom elevation of the first through hole 54;
the method comprises the following steps of burying a first siphon pipe 3 in a foundation along the positions of a water collecting well 2 and a first drainage ditch 1, vertically extending a first branch pipe of the first siphon pipe 3 from the bottom of the water collecting well 2 far away from a sedimentation tank 5, enabling the top end of the first branch pipe to be flush with the inner bottom wall of the water collecting well 2, extending the end part of a first drainage pipe of the first siphon pipe 3 into the side part of the water collecting well 2 close to the sedimentation tank 5, connecting an extension pipe 31 to the end part of the first drainage pipe protruding out of the water collecting well 2 through an elbow, and vertically extending downwards along the wall of the water collecting well 2;
burying a second siphon 6 in a foundation along the positions of a water collecting well 2 close to a sedimentation tank 5 and a primary unit pool 51 of the sedimentation tank 5, vertically extending a second branch pipe of the second siphon 6 from the bottom of the water collecting well 2 close to the sedimentation tank 5 and enabling the top end of the second branch pipe to be flush with the inner bottom wall of the water collecting well 2, extending the end part of a second drainage pipe of the second siphon 6 into the side part of the primary unit pool 51 of the sedimentation tank 5, connecting a third branch pipe to the end part of the second drainage pipe which protrudes out of the primary unit pool 51 through an elbow, and vertically extending downwards along the well wall of the water collecting well 2;
the inner walls of the sedimentation tank 5, the second drainage ditch 4, the water collecting well 2 and the first drainage ditch 1 are hardened by concrete;
inclining the surface of the foundation to the direction close to the first drainage ditch 1 and the second drainage ditch 4 to form a flow guide surface 7;
covering the top of the water collecting well 2 with a well cover, covering the top of the first drainage ditch 1 and the top of the second drainage ditch 4 with a grate, and covering the top of the sedimentation tank 5 with a cover plate;
in heavy rain, the accumulated water in the construction site flows into the first drainage ditch 1 and the second drainage ditch 4 from the flow guide surface 7, the water flowing into the first drainage ditch 1 and the second drainage ditch 4 flows into a plurality of water collecting wells 2 and sedimentation tanks 5 through the slope surface, when the liquid level in the collecting well 2 is higher than the liquid level of the sedimentation basin 5, the liquid level of the collecting well 2 far away from the sedimentation basin 5 flows into the collecting well 2 near the sedimentation basin 5 from the first siphon 3 under the influence of atmospheric pressure, and the accumulated water near the water collecting well 2 flows into the primary unit tank 51 from the second siphon 6, the accumulated water is settled in the primary unit tank 51, when the liquid level of the primary sedimentation tank 51 is higher than the bottom elevation of the first through hole 54, the liquid flows into the secondary unit tank 52 from the first through hole 54, when the liquid level of the secondary sedimentation tank 52 is higher than the bottom elevation of the second through hole 55, the liquid flows into the tertiary unit tank 53 from the second through hole 55;
when the drainage structure needs to be cleaned, a constructor opens the cover plate, and sequentially cleans the first-level unit pool 51, the second-level unit pool 52 and the third-level unit pool 53, so that the cleaning of the drainage structure can be completed.
While the present invention has been described in detail and with reference to the accompanying drawings and examples, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the utility model is to be determined by the appended claims.
Claims (10)
1. A drainage structure for draining a surface of a foundation, comprising:
a plurality of water collecting wells arranged on the foundation at intervals;
a sedimentation tank arranged on the foundation;
a plurality of first drainage ditches communicated with the plurality of water collecting wells;
the second drainage ditches are used for communicating the sedimentation tank with the water collecting well close to the sedimentation tank;
the first siphon pipes are buried in the foundation and used for conducting two adjacent water collecting wells, one end of each first siphon pipe extends into the bottom of the water collecting well far away from the sedimentation tank, and the other end of each first siphon pipe extends into the side part of the water collecting well close to the sedimentation tank, so that accumulated water at the bottom of the water collecting well far away from the sedimentation tank flows into the water collecting well close to the sedimentation tank; and
bury underground in the ground and supply to switch on the sedimentation tank with be close to a plurality of second siphons of the sump of sedimentation tank, the one end of second siphon stretches into and is close to the bottom and the other end of the sump of sedimentation tank stretch into the lateral part of sedimentation tank, so that be close to the ponding of the sump bottom of sedimentation tank flows into the sedimentation tank.
2. The drainage structure for draining a surface of a foundation according to claim 1, wherein the bottom of the first drainage ditch is inclined toward the sedimentation tank to form a first slope, and the bottom of the second drainage ditch is inclined toward the sedimentation tank to form a second slope.
3. The drainage structure for draining a surface of a foundation according to claim 1, wherein the surface of the foundation is inclined in a direction close to the first drainage ditch and the second drainage ditch to form a flow guide surface.
4. A drainage structure for draining a surface of a foundation according to claim 1, wherein the elevation of the bottom of a plurality of the water collection wells is equal, and the elevation of the bottom of the sedimentation tank is lower than the elevation of the bottom of the water collection wells.
5. The drainage structure for surface drainage of a foundation according to claim 4, wherein the sedimentation tank comprises three unit tanks arranged in parallel, a through hole opened between two adjacent unit tanks, and a cover plate covering the top surfaces of the unit tanks, and a plurality of second siphons extend into the side walls of the unit tanks located at one side.
6. A drainage structure for draining a surface of a foundation according to claim 5, wherein a bottom elevation of the through-hole near the second siphon pipe is greater than a top elevation of the through-hole away from the second siphon pipe, and the bottom elevation of the through-hole near the second siphon pipe is lower than a bottom elevation of the sump well.
7. The drainage structure for surface drainage of a foundation according to claim 1, further comprising grates covering top surfaces of the first drainage ditch and the second drainage ditch, wherein the grates are spaced apart to form a plurality of hydrophobic holes, and surface accumulated water of the foundation flows into the first drainage ditch and the second drainage ditch through the hydrophobic holes.
8. The drainage structure for surface drainage of a foundation of claim 1, further comprising a well cover covering a top surface of the water collection well.
9. The drainage structure for draining a surface of a foundation according to claim 1, wherein the first siphon pipe comprises:
the first branch pipe vertically extends into the bottom of the water collecting well far away from the sedimentation tank, and the top end of the first branch pipe is flush with the inner bottom wall of the water collecting well;
the first horizontal pipe is vertically connected to the bottom end of the first branch pipe and is in a horizontal direction, and the first horizontal pipe extends towards the direction of the other water collecting well close to the sedimentation tank;
the first vertical pipe is vertically connected to the end part of the first horizontal pipe, far away from the first branch pipe, and extends upwards along the wall of the water collecting well; and
the first drainage pipe is connected to the end part, far away from the first horizontal pipe, of the first vertical pipe and arranged along the extending direction of the first drainage ditch, and the end part, far away from the first vertical pipe, of the first drainage pipe extends into the side part, close to the water collecting well of the sedimentation tank.
10. The drainage structure for draining the surface of a foundation according to claim 1, wherein the second siphon pipe comprises:
the second branch pipe vertically extends into the bottom of the water collecting well close to the sedimentation tank, and the top end of the second branch pipe is flush with the inner bottom wall of the water collecting well;
the second horizontal pipe is vertically connected to the bottom end of the second branch pipe and horizontally extends towards the direction close to the sedimentation tank;
the second vertical pipe is vertically connected to the end part, away from the second branch pipe, of the second horizontal pipe and extends upwards along the wall of the water collecting well; and
and the second drainage pipe is connected to the end part, far away from the second horizontal pipe, of the second vertical pipe and is arranged along the extending direction of the second drainage ditch, and the end part, far away from the second vertical pipe, of the second drainage pipe extends into the side part of the sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220032520.0U CN216865384U (en) | 2022-01-07 | 2022-01-07 | Drainage structure for surface drainage of foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220032520.0U CN216865384U (en) | 2022-01-07 | 2022-01-07 | Drainage structure for surface drainage of foundation |
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| Publication Number | Publication Date |
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| CN216865384U true CN216865384U (en) | 2022-07-01 |
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| CN202220032520.0U Active CN216865384U (en) | 2022-01-07 | 2022-01-07 | Drainage structure for surface drainage of foundation |
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2022
- 2022-01-07 CN CN202220032520.0U patent/CN216865384U/en active Active
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