Integrated drainage structure based on post-cast strip

Abstract

The utility model discloses an integrated drainage structure based on a post-cast strip, the post-cast strip is laid in a reserved post-cast foundation trench of a concrete cast-in-place strip, the post-cast strip and the cast-in-place strip are both laid on a concrete cushion layer, and a water stop layer is arranged between the post-cast strip and the cast-in-place strip. The concrete cushion layer is provided with an underground drainage system, the underground drainage system comprises a water storage groove, a drainage groove and a permeable wall, the permeable wall is arranged between the water storage groove and the drainage groove, the drainage groove is communicated with an external water collecting well, and the integrated drainage device comprises a base, a water pumping pipe and a plurality of drainage pipes. The upper ends of the water pumping pipe and the water drainage pipe are fixed in the groove holes of the base, the lower end of the water pumping pipe penetrates through the concrete cushion layer and extends to the water storage groove, the lower end of the water drainage pipe penetrates through the concrete cushion layer and extends to the water drainage groove, and the waterproof and hydrophobic performance of the post-cast strip can be improved through the structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field especially a kind of integrated drainage structure based on post-pouring zone. BACKGROUND

[0002] In the southern region of our country, water layer of soil mass is rich in water, groundwater level is high, combined with higher annual drainage capacity, when basement floor is constructed, the influence of ground water and groundwater on basement floor needs to be considered, in order to prevent groundwater from rushing into basement, there are more requirements for the drainage performance and drainage performance of basement floor.

[0003] The underground basement floor post-pouring zone drainage structure disclosed in Chinese patent with publication number CN206784449U discloses: an underground basement floor post-pouring zone drainage structure, which comprises a drainage pipe and a filter layer wrapped outside the drainage pipe, the drainage pipe is arranged at the bottom of the post-pouring zone along the post-pouring zone and connected to an external collecting well, and a water inlet hole is formed in the drainage pipe. The utility model adopts a special drainage pipe to directly collect the pit, and then wraps the filter layer around the drainage pipe, to meet the drainage requirement.

[0004] However, it still has the following shortcomings: the drainage structure has good remedial effect on the internal water seepage of the basement floor, but lacks consideration for the discharge of water on the surface of the basement floor and groundwater, and in the environment with high groundwater, it is difficult to prevent groundwater from seeping out and rushing to the basement floor, affecting the construction and use quality. Therefore, it is necessary to consider designing an integrated drainage structure that has good effect on the drainage of ground water and groundwater. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the background art, the technical problem to be solved by the utility model is to provide an integrated drainage structure based on post-pouring zone, which can drain and discharge ground water and groundwater, ensure the discharge effect of ground water and prevent groundwater from rushing into the basement floor.

[0006] To this end, the utility model is implemented by adopting the following technical solutions: a post-pouring zone with integrated drainage structure, the post-pouring zone is laid in the post-pouring groove reserved in the concrete cast-in-place zone, the post-pouring zone and the cast-in-place zone are laid on the concrete cushion, a water stop layer is arranged between the post-pouring zone and the cast-in-place zone, an integrated drainage device is arranged in the post-pouring zone, the concrete cushion has an underground drainage system, the underground drainage system comprises a water storage groove, a drainage groove and a permeable wall, the permeable wall is arranged between the water storage groove and the drainage groove, the drainage groove is communicated with an external collecting well, the integrated drainage device comprises a base, a water suction pipe and a plurality of drainage pipes, the upper ends of the water suction pipe and the drainage pipes are fixed in the slot holes of the base, the lower end of the water suction pipe extends to the water storage groove through the concrete cushion, and the lower end of the drainage pipe extends to the drainage groove through the concrete cushion.

[0007] Further, the underground drainage system is provided with slopes on both sides, the slopes are provided with retaining walls between, the slope on one side and the retaining wall form a water storage groove, the slope on the other side and the retaining wall form a drainage groove, the water permeable wall is installed on the retaining wall and connected with the bottom of the post-cast strip.

[0008] Further, the water permeable wall is formed by pouring water permeable concrete.

[0009] Further, the underground drainage system is provided with a waterproof layer, the waterproof layer is located below the water storage groove and the drainage groove, and the water storage groove is provided with a fine stone layer.

[0010] Further, the integrated falling water device is ladder-shaped around.

[0011] Further, the base is provided with wing plates at both ends, the wing plates are connected with the water stop layer through steel bars to fix the position of the integrated falling water device.

[0012] Further, the bottom of the water pumping pipe is connected with the longitudinal pipeline.

[0013] Further, the groove of the base includes a water pumping groove and a plurality of drainage grooves, the bottom of the water pumping groove and the drainage grooves is provided with a threaded butt joint, the drainage pipe is composed of an upper drainage pipe and a lower drainage pipe, the upper drainage pipe is arranged in the drainage groove, and the lower drainage pipe is detachably connected to the threaded butt joint, the water pumping pipe is composed of an upper water pumping pipe and a lower water pumping pipe, the upper water pumping pipe is arranged in the water pumping groove, and the lower water pumping pipe is detachably connected to the threaded butt joint.

[0014] Further, the upper end of the water pumping pipe is provided with a threaded cover.

[0015] After the above technical scheme is adopted, the beneficial effects are as follows:

[0016] 1. When the underground water level is high, the integrated drainage structure based on the post-cast strip can drain the underground water in the concrete cushion layer to the water storage groove or the drainage groove through the slope structure, when the underground water in the water storage groove reaches a certain water level, the underground water flows to the drainage groove through the water permeable wall and is normally discharged, so as to reduce the drainage pressure of the drainage groove, when the drainage amount of the drainage groove is too large, the water in the water storage groove can be discharged through the water pumping pipe by using the drainage pump, so as to avoid the underground water overflowing and seeping into the basement from the post-cast strip.

[0017] 2. The integrated drainage device of the utility model is convenient for erecting a drainage channel and a water pumping channel in the post-cast strip, so that the post-cast strip of the basement floor has a drainage function, and the water accumulated in the water storage groove can be cleaned through the water pumping channel and the external water pumping device, so as to improve the drainage performance of the basement floor. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model has the following drawings:

[0019] Fig. 1 It is a sectional structure schematic view of an integrated drainage structure based on a post-poured belt;

[0020] Fig. 2 It is a side structure schematic view of a pumping pipe and a longitudinal pipeline connection of an integrated drainage structure based on a post-poured belt;

[0021] Fig. 3 It is a structure schematic view of an upper and lower two sections of a pumping pipe and a drainage pipe of an integrated drainage structure based on a post-poured belt.

[0022] The drawings show that the utility model discloses an integrated falling water device, a threaded butt joint, a pumping hole, a drainage groove, a reinforcing bar, a permeable wall, a fine stone layer, a waterproof layer, a concrete cushion, a drainage ditch, a water storage ditch, a post-poured belt, a wing plate, a pumping pipe, a drainage pipe, a longitudinal pipeline, a threaded cover, a base, a water stop layer and a sealing ring. DETAILED DESCRIPTION

[0023] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific implementation, structure, features and effects according to the utility model are described in detail as follows in combination with the drawings and preferred embodiments.

[0024] Referring to Figs. 1-3 The utility model discloses an integrated drainage structure based on a post-poured belt, a post-poured belt 12 is laid in the post-poured base groove reserved in the concrete cast-in-situ belt, the post-poured belt 12 and cast-in-situ belt are laid on the concrete cushion 9, the post-poured belt 12 and cast-in-situ belt are provided with the water stop layer 19, the integrated drainage device 1 is equipped in the post-poured belt 12, the concrete cushion 9 has an underground drainage system, the underground drainage system includes the integrated falling water device 1 in the post-poured belt and the underground drainage system arranged at the lower end of the post-poured belt 12, the underground drainage system includes the water storage ditch 11, the drainage ditch 10 and the permeable wall 6, the underground drainage system is provided with the slope on both sides, the slope is provided with the retaining wall between, one side slope and retaining wall form the water storage ditch 11, and the other side slope and retaining wall form the drainage ditch 10, the pumping pipe 14 passes through the bottom of post-poured belt and extends into the water storage ditch 11, the drainage pipe 15 passes through the bottom of post-poured belt and extends into the drainage ditch 10, the permeable wall 6 is installed on the retaining wall, the permeable wall 6 is formed by pouring the permeable concrete and is connected with the bottom of post-poured belt 12, the drainage ditch 10 is communicated with the external collecting well, and water can be normally discharged on one side of the drainage ditch 10.

[0025] The underground drainage system is provided with a waterproof layer 8, the waterproof layer 7 is located below the water storage groove 11 and the drainage groove 10, and the fine stone layer 7 is arranged in the water storage groove 11. The arrangement of the fine stone layer 7 can enhance the drainage effect, make the underground water quickly pass through, and guide the moisture to the drainage groove 10 through the permeable wall 6.

[0026] The integrated falling water device 1 is arranged in the post-pouring belt 12, the integrated falling water device 1 is in a stepped shape around, and the integrated falling water device 1 is connected with the water stop layer 19 on both sides of the post-pouring belt 12 through the steel bars 5, so that the position of the integrated falling water device 1 is fixed, the post-pouring belt pouring of the bottom plate is facilitated, and the integrated falling water device 1 is in a stepped shape around, so that the contact area with the concrete is increased, and the integrated falling water device 1 is more closely contacted with the concrete.

[0027] The integrated falling water device 1 includes a base 18, a water pumping pipe 14 and a plurality of drainage pipes 15, the top of the integrated falling water device 1 is flush with the surface of the post-pouring belt 12, the base 18 is provided with wing plates 13 on both sides, the steel bars pass through the wing plates 13 and are tied on the water stop layers 19 on both sides, the upper ends of the water pumping pipe 14 and the drainage pipes 15 are fixed in the groove holes of the base 18, the lower end of the water pumping pipe 14 extends to the water storage groove 11 through the concrete cushion 9, and the lower end of the drainage pipe 15 extends to the drainage groove 10 through the concrete cushion 9. The top of the water pumping pipe 14 is connected with an external water pumping device, and the bottom is connected with a longitudinal pipeline 16. The water pumping hole 3 at the top of the water pumping pipe 14 is provided with a threaded cover 17, the threaded cover 17 blocks the water pumping hole 3 in the normal state, so that the water pumping hole 3 is in a closed state, the threaded cover 17 is removed in use, and is connected with an external water pump, so that the water pump actively pumps out the moisture accumulated in the water storage groove 11 through the drainage pipe 15, and the connection with the longitudinal pipeline 16 can improve the pumping range of the water pumping pipe 14.

[0028] The groove hole of the base 18 includes a water pumping groove hole and a plurality of drainage groove holes, the bottom of the water pumping groove hole and the drainage groove hole is provided with a threaded butt joint 2, a sealing ring 20 is arranged at the threaded butt joint 2, so as to prevent water leakage, the drainage pipe 15 is composed of an upper drainage pipe and a lower drainage pipe, the upper drainage pipe is arranged in the drainage groove hole, and the lower drainage pipe is detachably connected on the threaded butt joint 2 at the bottom of the drainage groove hole, the water pumping pipe 14 is composed of an upper water pumping pipe and a lower water pumping pipe, the upper water pumping pipe is arranged in the water pumping groove hole, and the lower water pumping pipe is detachably connected on the threaded butt joint 2 at the bottom of the water pumping groove hole, and the detachable connection structure of the water pumping pipe 14 and the drainage pipe 15 facilitates the transportation of the integrated falling water device 1.

[0029] When draining, the ground water flows into the opening of the drain pipe 4 at the top of the integrated downspout 1, is guided by the drain pipe 4 to the drain groove 10 and is drained to the external collecting well. The ground water and part of the underground water are drained by the drain groove 10, and a small part is guided to the water storage groove 11. When the water storage level of the water storage groove 11 rises, the water is guided to the drain groove 10 through the water permeable wall 6 or is pumped out through the water pump.

[0030] After the upper and lower water pumps of the water pump 14 are connected to the corresponding threaded butt joint 2, and the upper and lower drain pipes of the drain pipe 15 are connected to the corresponding threaded butt joint 2, the integrated downspout 1 is fixed at the set position by connecting the bundled steel bars 5 on both sides of the integrated downspout 1 to the water stop layer on both sides of the post-pouring belt 12. Then, the post-pouring belt 12 is poured. The integrated downspout 1 can be in closer contact with the poured concrete through the two end step structures. The ground water can enter the drain pipe 3 through the opening at the top of the integrated downspout 1, is guided to the drain groove 10 through the drain pipe 3, and is normally drained. When the underground water level is high, the underground water seeps from the concrete cushion 9 on both sides. After the underground water seeps into the concrete cushion 9, the slope structure in the concrete cushion 9 guides the underground water to the water storage groove 11 or the drain groove 10. Part of the underground water mixed with the ground water can be drained from the drain groove 10. Part of the underground water passes through the water storage groove 11 and is accumulated in the water storage groove 11. When the drain capacity of the drain groove 10 is large, the water can be guided into the water storage groove 11 from the water permeable wall 6. When the water in the water storage groove 11 overflows, the water can also be slowly guided to the drain groove 10 through the water permeable wall 6, reducing the drainage pressure of the drain groove 10. Because the water storage groove 11 provides a space for the underground water to flow, the underground water will not rush into the basement from the post-pouring belt 12. Because the water pump 3 is connected to the water storage groove 11 through the water pipe, when the water level in the water storage groove 11 is too high or the accumulated water needs to be cleaned, the threaded cover 17 of the water hole 3 at the top of the water pump 3 is removed, is connected to the water pump, and the accumulated water in the water storage groove 11 is directly pumped out to achieve auxiliary drainage, improving the anti-permeability and drainage performance of the basement floor.

[0031] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any modification, equivalent change and modification of the above embodiments, which does not depart from the technical solution of the present application, are still within the scope of the present application.

Claims

1. An integrated drainage structure based on post-pouring belt, the post-pouring belt being laid in a post-pouring base groove reserved for a concrete cast-in-situ belt, the post-pouring belt and the cast-in-situ belt being laid on a concrete cushion layer, and a water-stopping layer being arranged between the post-pouring belt and the cast-in-situ belt, characterized in that: The integrated drainage device is arranged in the post-cast strip, the concrete cushion layer has an underground drainage system, the underground drainage system comprises a water storage groove, a drainage groove and a permeable wall, the permeable wall is arranged between the water storage groove and the drainage groove, the drainage groove is communicated with an external water collecting well, the integrated drainage device comprises a base, a water pumping pipe and a plurality of drainage pipes, the upper ends of the water pumping pipe and the drainage pipes are fixed in the groove holes of the base, the lower end of the water pumping pipe extends to the water storage groove through the concrete cushion layer, and the lower end of the drainage pipe extends to the drainage groove through the concrete cushion layer. ​ 2. The integrated drainage construction based on post-poured belt according to claim 1, characterized in that: Slopes are arranged on both sides of the underground drainage system, a retaining wall is arranged between the slopes, the slope on one side and the retaining wall form the water storage groove, the slope on the other side and the retaining wall form the drainage groove, and the permeable wall is installed on the retaining wall and connected with the bottom of the post-cast strip.

3. The integrated drainage construction based on post-poured belt according to claim 2, characterized in that: The permeable wall is formed by pouring permeable concrete.

4. The integrated drainage structure based on post-poured strip according to claim 2 or 3, characterized in that: A waterproof layer is arranged in the underground drainage system, the waterproof layer is arranged below the water storage groove and the drainage groove, and a fine stone layer is arranged in the water storage groove.

5. The integrated drainage construction based on post-poured strip according to claim 1 or 2 or 3, characterized in that: The integrated water falling device is in a stepped shape around.

6. The integrated drainage construction based on post-poured belt according to claim 5, characterized in that: Wing plates are arranged at the two ends of the base, the wing plates are connected with the waterproof layer through steel bars, and the position of the integrated water falling device is fixed.

7. The integrated drainage construction based on post-poured belt according to claim 6, characterized in that: The bottom of the water pumping pipe is connected with a longitudinal pipeline.

8. The integrated drainage construction based on post-poured belt according to claim 7, characterized in that: The groove holes of the base comprise a water pumping groove hole and a plurality of drainage groove holes, the bottom of the water pumping groove hole and the bottom of each drainage groove hole are provided with a threaded butt joint, the drainage pipe comprises an upper drainage pipe and a lower drainage pipe, the upper drainage pipe is arranged in the drainage groove hole, and the lower drainage pipe is detachably connected to the threaded butt joint at the bottom of the water pumping groove hole, the water pumping pipe comprises an upper water pumping pipe and a lower water pumping pipe, the upper water pumping pipe is arranged in the water pumping groove hole, and the lower water pumping pipe is detachably connected to the threaded butt joint at the bottom of the drainage groove hole.

9. The integrated drainage construction based on post-poured belt according to claim 8, characterized in that: A threaded cap is arranged at the upper end of the water pumping pipe.

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